/* roulang page: index */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
            --hero-desktop-height: 88vh;
            --hero-mobile-height: 72vh;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-serif);
            font-weight: 700;
            line-height: 1.35;
            color: var(--primary);
            letter-spacing: 0.02em;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .bg-warm {
            background-color: var(--bg);
        }
        .bg-surface {
            background-color: var(--surface);
        }
        .bg-primary-deep {
            background-color: var(--primary);
        }
        .bg-accent-soft {
            background-color: rgba(184, 154, 91, 0.1);
        }

        .text-accent {
            color: var(--accent);
        }
        .text-secondary {
            color: var(--text-secondary);
        }
        .text-light {
            color: var(--text-light);
        }

        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }

        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }
        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }
        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246, 244, 239, 0.7);
        }
        .btn-kaiyun-outline:hover {
            background-color: rgba(246, 244, 239, 0.95);
            color: var(--primary);
            border-color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }
        .btn-kaiyun-dark {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }
        .btn-kaiyun-dark:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .btn-kaiyun-sm {
            padding: 8px 18px;
            font-size: 14px;
        }
        .btn-kaiyun-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .text-link-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 15px;
            color: var(--accent);
            transition: all var(--transition);
        }
        .text-link-accent:hover {
            color: var(--accent-hover);
            gap: 10px;
        }
        .text-link-light {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 15px;
            color: var(--text-light);
            transition: all var(--transition);
        }
        .text-link-light:hover {
            color: var(--accent-light);
            gap: 10px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background-color: var(--surface);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(26, 58, 50, 0.04);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-brand-height);
            padding: 0 var(--gutter-x);
            background-color: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.06em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--accent);
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .brand-action-link {
            font-size: 13px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .brand-action-link:hover {
            color: var(--primary);
        }
        .brand-action-link i {
            font-size: 14px;
            color: var(--accent);
        }

        .channel-row {
            display: flex;
            align-items: center;
            height: var(--nav-channel-height);
            background-color: var(--primary);
            padding: 0 var(--gutter-x);
            overflow-x: auto;
            overflow-y: hidden;
            scrollbar-width: none;
            -ms-overflow-style: none;
            gap: 8px;
            flex-wrap: nowrap;
            white-space: nowrap;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 16px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(246, 244, 239, 0.8);
            letter-spacing: 0.04em;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .channel-link:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
        }
        .channel-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }
        .channel-link-home {
            font-weight: 700;
            color: var(--text-light);
        }
        .channel-link-home.active {
            color: var(--accent);
        }

        @media (max-width: 991px) {
            .channel-row {
                padding: 0 12px;
                gap: 4px;
            }
            .channel-link {
                padding: 0 12px;
                font-size: 13px;
            }
        }
        @media (max-width: 575px) {
            .brand-logo {
                font-size: 18px;
                gap: 8px;
            }
            .brand-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .brand-actions {
                gap: 12px;
            }
            .brand-action-link {
                font-size: 12px;
            }
            .brand-action-link span {
                display: none;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: var(--hero-desktop-height);
            display: flex;
            align-items: center;
            overflow: hidden;
            background-color: #1a3a32;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 58, 50, 0.82) 0%, rgba(26, 58, 50, 0.6) 50%, rgba(26, 58, 50, 0.78) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            color: var(--text-light);
        }
        .hero-countdown-bar {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background-color: rgba(184, 154, 91, 0.22);
            border: 1px solid rgba(184, 154, 91, 0.5);
            border-radius: var(--radius-md);
            padding: 10px 20px;
            margin-bottom: 24px;
            font-size: 14px;
            letter-spacing: 0.06em;
            color: var(--accent-light);
            flex-wrap: wrap;
        }
        .hero-countdown-bar .countdown-timer {
            font-weight: 700;
            font-size: 18px;
            color: var(--text-light);
            letter-spacing: 0.1em;
            font-variant-numeric: tabular-nums;
        }
        .hero-title {
            font-size: 42px;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 0.06em;
            margin-bottom: 20px;
            line-height: 1.3;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.9;
            color: rgba(246, 244, 239, 0.85);
            max-width: 640px;
            margin-bottom: 32px;
            letter-spacing: 0.03em;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 36px;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .hero-stat-num {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
        }
        .hero-stat-label {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.7);
            letter-spacing: 0.08em;
        }

        @media (max-width: 767px) {
            .hero-section {
                min-height: var(--hero-mobile-height);
            }
            .hero-content {
                padding: 48px 0 64px;
            }
            .hero-title {
                font-size: 28px;
                letter-spacing: 0.04em;
            }
            .hero-desc {
                font-size: 15px;
                line-height: 1.8;
            }
            .hero-countdown-bar {
                padding: 8px 14px;
                font-size: 12px;
                gap: 8px;
            }
            .hero-countdown-bar .countdown-timer {
                font-size: 15px;
            }
            .hero-stats {
                gap: 20px;
                margin-top: 24px;
            }
            .hero-stat-num {
                font-size: 22px;
            }
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-section {
            background-color: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-intro-text h2 {
            font-size: 28px;
            margin-bottom: 20px;
        }
        .brand-intro-text p {
            font-size: 16px;
            line-height: 1.95;
            color: var(--text-secondary);
            margin-bottom: 16px;
        }
        .brand-intro-image {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            min-height: 320px;
            background-color: #e5e1d8;
            border: 1px solid var(--border);
        }
        .brand-intro-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        @media (max-width: 991px) {
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .brand-intro-image {
                min-height: 240px;
            }
        }

        /* ========== LIMITED TIME ========== */
        .limit-section {
            background-color: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .limit-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background-color: rgba(184, 154, 91, 0.12);
            pointer-events: none;
        }
        .limit-content {
            position: relative;
            z-index: 1;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .limit-text h2 {
            color: var(--text-light);
            font-size: 26px;
            margin-bottom: 8px;
        }
        .limit-text p {
            color: rgba(246, 244, 239, 0.75);
            font-size: 15px;
            max-width: 500px;
            margin-bottom: 0;
        }
        .limit-countdown {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
        }
        .limit-countdown-block {
            display: flex;
            flex-direction: column;
            align-items: center;
            background-color: rgba(246, 244, 239, 0.1);
            border: 1px solid rgba(184, 154, 91, 0.4);
            border-radius: var(--radius-md);
            padding: 10px 16px;
            min-width: 64px;
        }
        .limit-countdown-num {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.06em;
        }
        .limit-countdown-label {
            font-size: 11px;
            color: rgba(246, 244, 239, 0.65);
            letter-spacing: 0.1em;
        }

        @media (max-width: 575px) {
            .limit-countdown-block {
                padding: 6px 10px;
                min-width: 48px;
            }
            .limit-countdown-num {
                font-size: 18px;
            }
            .limit-text h2 {
                font-size: 22px;
            }
        }

        /* ========== CUSTOMER CASES ========== */
        .cases-section {
            background-color: var(--bg);
        }
        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 32px;
        }
        .case-card {
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: var(--accent);
        }
        .case-card-image {
            width: 100%;
            aspect-ratio: 16 / 10;
            background-color: #e5e1d8;
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }
        .case-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .case-card:hover .case-card-image img {
            transform: scale(1.04);
        }
        .case-card-body {
            padding: 22px 24px 24px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .case-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            border: 1px solid rgba(184, 154, 91, 0.3);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            align-self: flex-start;
        }
        .case-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0;
            line-height: 1.45;
        }
        .case-card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex-grow: 1;
            margin-bottom: 0;
        }
        .case-card-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            border-top: 1px solid var(--border);
            padding-top: 12px;
            margin-top: 4px;
        }
        .case-card-meta i {
            color: var(--accent);
            font-size: 14px;
        }

        @media (max-width: 991px) {
            .cases-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 575px) {
            .cases-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .case-card-body {
                padding: 18px 20px 20px;
            }
        }

        /* ========== DATA SECTION ========== */
        .data-section {
            background-color: var(--primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }
        .data-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-color: rgba(26, 58, 50, 0.78);
            z-index: 1;
        }
        .data-content {
            position: relative;
            z-index: 2;
        }
        .data-title {
            color: var(--text-light);
            font-size: 28px;
            margin-bottom: 14px;
        }
        .data-desc {
            color: rgba(246, 244, 239, 0.75);
            font-size: 15px;
            max-width: 620px;
            margin-bottom: 36px;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .data-card {
            background-color: rgba(246, 244, 239, 0.08);
            border: 1px solid rgba(184, 154, 91, 0.35);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition);
        }
        .data-card:hover {
            background-color: rgba(246, 244, 239, 0.14);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .data-card-num {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.04em;
            margin-bottom: 8px;
        }
        .data-card-label {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.75);
            letter-spacing: 0.06em;
        }

        @media (max-width: 991px) {
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-card-num {
                font-size: 28px;
            }
        }
        @media (max-width: 575px) {
            .data-card {
                padding: 20px 16px;
            }
            .data-card-num {
                font-size: 24px;
            }
        }

        /* ========== COMPARE SECTION ========== */
        .compare-section {
            background-color: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 32px;
        }
        .compare-card {
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
        }
        .compare-card-old {
            background-color: var(--bg);
            border: 1px solid var(--border);
        }
        .compare-card-new {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }
        .compare-card h3 {
            font-size: 22px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .compare-card-old h3 {
            color: var(--text-secondary);
        }
        .compare-card-new h3 {
            color: var(--text-light);
        }
        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .compare-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            line-height: 1.7;
        }
        .compare-card-old .compare-list li {
            color: var(--text-secondary);
        }
        .compare-card-new .compare-list li {
            color: rgba(246, 244, 239, 0.85);
        }
        .compare-list li i {
            margin-top: 4px;
            font-size: 14px;
            flex-shrink: 0;
        }
        .compare-card-old .compare-list li i {
            color: #b0a89a;
        }
        .compare-card-new .compare-list li i {
            color: var(--accent);
        }

        @media (max-width: 767px) {
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compare-card {
                padding: 24px 20px;
            }
        }

        /* ========== FESTIVAL SECTION ========== */
        .festival-section {
            background-color: var(--bg);
            position: relative;
        }
        .festival-block {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 40px;
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .festival-block:hover {
            box-shadow: var(--shadow-hover);
        }
        .festival-visual {
            position: relative;
            min-height: 360px;
            background-color: #e5e1d8;
            border-right: 1px solid var(--border);
        }
        .festival-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }
        .festival-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            z-index: 2;
            background-color: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 13px;
            padding: 6px 16px;
            border-radius: var(--radius-sm);
            letter-spacing: 0.06em;
        }
        .festival-body {
            padding: 32px 32px 32px 16px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 16px;
        }
        .festival-body h3 {
            font-size: 24px;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .festival-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 8px;
        }
        .festival-perks {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 8px 0 12px;
        }
        .festival-perk-tag {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background-color: rgba(26, 58, 50, 0.07);
            border: 1px solid rgba(26, 58, 50, 0.2);
            padding: 4px 12px;
            border-radius: var(--radius-sm);
        }
        .festival-perk-tag.accent {
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            border-color: rgba(184, 154, 91, 0.4);
            font-weight: 700;
        }

        @media (max-width: 991px) {
            .festival-block {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .festival-visual {
                min-height: 240px;
                border-right: none;
                border-bottom: 1px solid var(--border);
            }
            .festival-body {
                padding: 24px 24px 28px;
            }
        }

        /* ========== RANKING LIST ========== */
        .ranking-section {
            background-color: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .ranking-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 36px;
            margin-top: 28px;
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
        }
        .ranking-table th,
        .ranking-table td {
            padding: 14px 16px;
            text-align: left;
            font-size: 14px;
            border-bottom: 1px solid var(--border);
        }
        .ranking-table th {
            font-weight: 700;
            font-size: 13px;
            letter-spacing: 0.08em;
            color: var(--text-secondary);
            background-color: var(--bg);
            border-top: 1px solid var(--border);
        }
        .ranking-table td {
            color: var(--text);
            line-height: 1.6;
        }
        .ranking-table tr:hover td {
            background-color: rgba(184, 154, 91, 0.05);
        }
        .ranking-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 13px;
            color: var(--text-light);
            background-color: var(--primary);
            flex-shrink: 0;
        }
        .ranking-num.top {
            background-color: var(--accent);
            color: var(--primary);
        }
        .ranking-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
        }
        .ranking-trend.up {
            color: #2e7d5b;
        }
        .ranking-side {
            background-color: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .ranking-side h4 {
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 4px;
        }
        .ranking-side-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }
        .ranking-side-item:last-child {
            border-bottom: none;
        }
        .ranking-side-thumb {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background-color: #e5e1d8;
            overflow: hidden;
            flex-shrink: 0;
        }
        .ranking-side-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .ranking-side-info {
            flex-grow: 1;
            min-width: 0;
        }
        .ranking-side-info h5 {
            font-size: 14px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ranking-side-info p {
            font-size: 12px;
            color: var(--text-secondary);
            margin-bottom: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        @media (max-width: 991px) {
            .ranking-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .ranking-table th,
            .ranking-table td {
                padding: 10px 12px;
                font-size: 13px;
            }
        }
        @media (max-width: 575px) {
            .ranking-table {
                display: block;
                overflow-x: auto;
                white-space: nowrap;
            }
        }

        /* ========== INFO LIST ========== */
        .info-section {
            background-color: var(--bg);
        }
        .info-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 36px;
            margin-top: 28px;
        }
        .info-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background-color: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .info-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition);
            cursor: pointer;
        }
        .info-list-item:last-child {
            border-bottom: none;
        }
        .info-list-item:hover {
            background-color: rgba(184, 154, 91, 0.06);
        }
        .info-list-date {
            font-size: 13px;
            color: var(--text-secondary);
            white-space: nowrap;
            flex-shrink: 0;
            width: 72px;
        }
        .info-list-text {
            flex-grow: 1;
            min-width: 0;
        }
        .info-list-text h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.5;
        }
        .info-list-text p {
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .info-list-arrow {
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform var(--transition);
        }
        .info-list-item:hover .info-list-arrow {
            transform: translateX(4px);
        }
        .info-side {
            background-color: var(--primary);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            color: var(--text-light);
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-self: start;
        }
        .info-side h4 {
            color: var(--text-light);
            font-size: 20px;
            margin-bottom: 4px;
        }
        .info-side p {
            color: rgba(246, 244, 239, 0.8);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .info-side-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .info-side-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(246, 244, 239, 0.85);
        }
        .info-side-list li i {
            color: var(--accent);
            font-size: 13px;
        }

        @media (max-width: 991px) {
            .info-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .info-side {
                order: -1;
            }
        }
        @media (max-width: 575px) {
            .info-list-item {
                padding: 12px 14px;
                gap: 10px;
                flex-wrap: wrap;
            }
            .info-list-date {
                width: auto;
            }
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background-color: var(--primary);
            text-align: center;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(184, 154, 91, 0.15) 0%, transparent 65%);
            pointer-events: none;
        }
        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-content h2 {
            color: var(--text-light);
            font-size: 32px;
            margin-bottom: 12px;
        }
        .cta-content p {
            color: rgba(246, 244, 239, 0.8);
            font-size: 16px;
            line-height: 1.85;
            margin-bottom: 28px;
        }
        .cta-btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
        }

        @media (max-width: 575px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-content h2 {
                font-size: 24px;
            }
            .cta-content p {
                font-size: 14px;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background-color: #152f28;
            color: rgba(246, 244, 239, 0.75);
            padding: 56px 0 0;
            border-top: 2px solid rgba(184, 154, 91, 0.3);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(246, 244, 239, 0.12);
            margin-bottom: 32px;
        }
        .footer-brand h3 {
            color: var(--text-light);
            font-size: 20px;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(246, 244, 239, 0.6);
            margin-bottom: 0;
            max-width: 320px;
        }
        .footer-col h4 {
            color: var(--text-light);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.65);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.6);
            line-height: 1.8;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            padding: 20px 0 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .footer-copyright {
            font-size: 12px;
            color: rgba(246, 244, 239, 0.5);
            margin-bottom: 0;
        }
        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.5);
        }
        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            transition: color var(--transition);
        }
        .footer-beian a:hover {
            color: var(--accent);
        }

        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 575px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        /* ========== BACK TO TOP ========== */
        .back-to-top {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid rgba(184, 154, 91, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            z-index: 1000;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            opacity: 0;
            visibility: hidden;
            transform: translateY(12px);
        }
        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-to-top:hover {
            background-color: var(--primary-hover);
            border-color: var(--accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

/* roulang page: category2 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 88px;
            --section-pad-tablet: 64px;
            --section-pad-mobile: 48px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
            --hero-desktop-height: 68vh;
            --hero-mobile-height: 56vh;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .text-accent { color: var(--accent); }
        .text-secondary { color: var(--text-secondary); }
        .text-light { color: var(--text-light); }

        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-desc-light {
            color: rgba(246, 244, 239, 0.82);
        }

        /* ============ 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
        }
        .brand-row {
            display: flex;
            align-items: center;
            height: var(--nav-brand-height);
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-row .container-custom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 0 var(--gutter-x);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.06em;
            white-space: nowrap;
        }
        .brand-logo:hover { color: var(--primary-hover); }
        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 15px;
            font-family: var(--font-serif);
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 22px;
        }
        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-secondary);
            transition: color var(--transition);
            white-space: nowrap;
        }
        .brand-action-link:hover { color: var(--primary); }
        .brand-action-link i { font-size: 14px; color: var(--accent); }

        .channel-row {
            height: var(--nav-channel-height);
            background: var(--primary);
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(246, 244, 239, 0.08);
        }
        .channel-row .container-custom {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 var(--gutter-x);
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-row .container-custom::-webkit-scrollbar { display: none; }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 14px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(246, 244, 239, 0.78);
            letter-spacing: 0.04em;
            white-space: nowrap;
            border-bottom: 2px solid transparent;
            transition: all var(--transition);
            position: relative;
        }
        .channel-link:hover {
            color: var(--accent);
            border-bottom-color: rgba(184, 154, 91, 0.45);
        }
        .channel-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }
        .channel-link-home {
            font-weight: 700;
        }

        /* ============ Hero（分类页版） ============ */
        .cat-hero {
            position: relative;
            min-height: var(--hero-desktop-height);
            display: flex;
            align-items: center;
            padding: 64px 0 56px;
            background-color: var(--primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 58, 50, 0.88) 0%, rgba(26, 58, 50, 0.62) 60%, rgba(26, 58, 50, 0.78) 100%);
            z-index: 1;
        }
        .cat-hero .container-custom {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            margin-bottom: 22px;
            flex-wrap: wrap;
        }
        .breadcrumb-kaiyun a {
            color: rgba(246, 244, 239, 0.75);
            transition: color var(--transition);
        }
        .breadcrumb-kaiyun a:hover { color: var(--accent); }
        .breadcrumb-kaiyun .sep {
            color: rgba(184, 154, 91, 0.7);
            font-size: 12px;
        }
        .breadcrumb-kaiyun .current {
            color: var(--accent);
            font-weight: 500;
        }
        .cat-hero h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            line-height: 1.35;
        }
        .cat-hero .cat-hero-desc {
            font-size: 17px;
            color: rgba(246, 244, 239, 0.82);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 28px;
        }
        .cat-hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 0;
        }
        .cat-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: rgba(246, 244, 239, 0.8);
            background: rgba(246, 244, 239, 0.1);
            border: 1px solid rgba(246, 244, 239, 0.2);
            padding: 6px 14px;
            border-radius: 20px;
            letter-spacing: 0.03em;
        }
        .cat-hero-tag i { color: var(--accent); font-size: 12px; }

        /* ============ 三列网格卡片区 ============ */
        .grid-section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
            background: var(--bg);
        }
        .grid-section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 40px;
        }
        .grid-section-header .left .section-title {
            margin-bottom: 6px;
        }
        .grid-section-header .left .section-desc {
            margin-bottom: 0;
            max-width: 560px;
        }
        .grid-count-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--primary);
            background: rgba(26, 58, 50, 0.07);
            padding: 8px 18px;
            border-radius: 20px;
            border: 1px solid rgba(26, 58, 50, 0.15);
            white-space: nowrap;
        }
        .grid-count-badge span {
            font-weight: 700;
            color: var(--accent);
            font-size: 18px;
        }
        .sustain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .sustain-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .sustain-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }
        .sustain-card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #e5e1d8;
            position: relative;
        }
        .sustain-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .sustain-card:hover .sustain-card-img img {
            transform: scale(1.04);
        }
        .sustain-card-body {
            padding: 22px 22px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .sustain-card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--accent);
            background: rgba(184, 154, 91, 0.1);
            padding: 3px 10px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.3);
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .sustain-card-title {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.45;
            letter-spacing: 0.02em;
        }
        .sustain-card-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .sustain-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }
        .sustain-card-footer .pill {
            font-size: 12px;
            color: var(--text-secondary);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .sustain-card-footer .pill i {
            color: var(--accent);
            font-size: 11px;
        }
        .sustain-card-footer .arrow-link {
            font-size: 13px;
            font-weight: 700;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition);
        }
        .sustain-card-footer .arrow-link i {
            font-size: 12px;
            transition: transform var(--transition);
        }
        .sustain-card-footer .arrow-link:hover {
            color: var(--accent);
        }
        .sustain-card-footer .arrow-link:hover i {
            transform: translateX(4px);
        }

        /* ============ 深度内容区 ============ */
        .deep-section {
            background: var(--surface);
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .deep-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 52px;
            align-items: center;
        }
        .deep-content .section-title {
            font-size: 26px;
            margin-bottom: 18px;
        }
        .deep-content p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.95;
            margin-bottom: 16px;
        }
        .deep-content p strong {
            color: var(--primary);
            font-weight: 700;
        }
        .deep-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: #e5e1d8;
            min-height: 320px;
        }
        .deep-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4 / 3;
        }
        .deep-quote {
            margin-top: 22px;
            padding: 18px 22px;
            background: rgba(26, 58, 50, 0.04);
            border-left: 3px solid var(--accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
        }
        .deep-quote strong {
            color: var(--primary);
        }

        /* ============ 数据看板区 ============ */
        .stats-section {
            background: var(--primary);
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .stats-section .section-title {
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .stats-section .section-desc {
            color: rgba(246, 244, 239, 0.7);
            margin-bottom: 40px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: rgba(246, 244, 239, 0.06);
            border: 1px solid rgba(246, 244, 239, 0.12);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition);
        }
        .stat-card:hover {
            background: rgba(246, 244, 239, 0.1);
            border-color: rgba(184, 154, 91, 0.4);
            transform: translateY(-4px);
        }
        .stat-number {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.78);
            line-height: 1.6;
            letter-spacing: 0.03em;
        }

        /* ============ FAQ 区 ============ */
        .faq-section {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
            background: var(--bg);
        }
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-section .section-title {
            text-align: center;
            margin-bottom: 8px;
        }
        .faq-section .section-desc {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 36px;
        }
        .kaiyun-accordion .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .kaiyun-accordion .accordion-button {
            background: var(--surface);
            color: var(--primary);
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            letter-spacing: 0.02em;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: all var(--transition);
        }
        .kaiyun-accordion .accordion-button:not(.collapsed) {
            background: rgba(26, 58, 50, 0.03);
            color: var(--primary);
            box-shadow: none;
        }
        .kaiyun-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--accent);
        }
        .kaiyun-accordion .accordion-button:not(.collapsed)::after {
            filter: invert(45%) sepia(20%) saturate(500%) hue-rotate(10deg);
            transform: rotate(180deg);
        }
        .kaiyun-accordion .accordion-button::after {
            transition: transform 0.25s ease;
        }
        .kaiyun-accordion .accordion-body {
            padding: 10px 22px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
        }

        /* ============ CTA 区 ============ */
        .cta-section {
            background: var(--primary);
            padding-top: 72px;
            padding-bottom: 72px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(184, 154, 91, 0.12);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(246, 244, 239, 0.05);
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-inner .cta-title {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .cta-inner .cta-sub {
            font-size: 16px;
            color: rgba(246, 244, 239, 0.75);
            margin-bottom: 28px;
            line-height: 1.85;
        }
        .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #162d27;
            color: rgba(246, 244, 239, 0.75);
            padding-top: 64px;
            padding-bottom: 20px;
            border-top: 1px solid rgba(246, 244, 239, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.04em;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            line-height: 1.85;
            max-width: 300px;
        }
        .footer-col h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.05em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            transition: all var(--transition);
            letter-spacing: 0.02em;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.05em;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--accent);
            font-size: 13px;
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(246, 244, 239, 0.1);
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.5);
            margin: 0;
        }
        .footer-beian {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px 14px;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.45);
        }
        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            font-size: 12px;
            transition: color var(--transition);
        }
        .footer-beian a:hover { color: var(--accent); }

        /* ============ 响应式 ============ */
        @media (max-width: 991px) {
            .sustain-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 22px;
            }
            .deep-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: 2fr 2fr;
                gap: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .cat-hero h1 { font-size: 32px; }
        }

        @media (max-width: 767px) {
            :root {
                --section-pad-desktop: 56px;
                --gutter-x: 18px;
            }
            .sustain-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .grid-section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .cat-hero {
                min-height: var(--hero-mobile-height);
                padding: 40px 0 40px;
            }
            .cat-hero h1 { font-size: 28px; }
            .cat-hero .cat-hero-desc {
                font-size: 15px;
            }
            .section-title { font-size: 24px; }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-inner .cta-title { font-size: 22px; }
            .stat-number { font-size: 32px; }
            .brand-actions .brand-action-link span:last-child {
                display: none;
            }
            .brand-actions {
                gap: 14px;
            }
        }

        @media (max-width: 520px) {
            .stat-number { font-size: 26px; }
            .stats-grid { gap: 10px; }
            .stat-card { padding: 20px 14px; }
            .cta-actions { flex-direction: column; width: 100%; }
            .cta-actions .btn-kaiyun { width: 100%; }
            .channel-link { padding: 0 10px; font-size: 13px; }
        }

        @media (max-width: 576px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26,58,50,0.08);
            --shadow-md: 0 6px 20px rgba(26,58,50,0.12);
            --shadow-hover: 0 10px 28px rgba(26,58,50,0.16);
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --font-serif: 'Noto Serif SC','Source Han Serif SC','STSong',serif;
            --font-sans: 'Noto Sans SC','Source Han Sans SC','PingFang SC',sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, select, textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }
        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-secondary {
            color: var(--text-secondary);
        }
        .text-light {
            color: var(--text-light);
        }
        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184,154,91,0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184,154,91,0.35);
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }
        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184,154,91,0.35);
        }
        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246,244,239,0.7);
        }
        .btn-kaiyun-outline:hover {
            background-color: rgba(246,244,239,0.95);
            color: var(--primary);
            border-color: rgba(246,244,239,0.95);
            transform: translateY(-2px);
        }
        .btn-kaiyun-solid {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }
        .btn-kaiyun-solid:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-row {
            height: var(--nav-brand-height);
            background: var(--surface);
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-serif);
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            white-space: nowrap;
        }
        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .brand-action-link:hover {
            color: var(--accent);
        }
        .brand-action-link i {
            font-size: 14px;
        }
        .channel-row {
            height: var(--nav-channel-height);
            background: var(--primary);
            display: flex;
            align-items: center;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(246,244,239,0.75);
            white-space: nowrap;
            letter-spacing: 0.06em;
            transition: color var(--transition);
            position: relative;
            border-bottom: 2px solid transparent;
        }
        .channel-link:hover {
            color: var(--accent);
        }
        .channel-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }
        .channel-link-home {
            font-weight: 600;
        }
        .channel-link-home.active {
            font-weight: 700;
        }

        /* Breadcrumb */
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .breadcrumb-kaiyun a {
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .breadcrumb-kaiyun a:hover {
            color: var(--accent);
        }
        .breadcrumb-kaiyun .separator {
            color: var(--border-strong);
        }
        .breadcrumb-kaiyun .current {
            color: var(--accent);
            font-weight: 600;
        }

        /* Category Page Banner */
        .category-banner {
            background: var(--primary);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .category-banner::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background-color: rgba(184,154,91,0.06);
            pointer-events: none;
        }
        .category-banner .container-custom {
            position: relative;
            z-index: 2;
        }
        .category-banner h1 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .category-banner .banner-desc {
            font-size: 16px;
            color: rgba(246,244,239,0.78);
            max-width: 640px;
            line-height: 1.9;
        }
        .category-banner .breadcrumb-kaiyun a {
            color: rgba(246,244,239,0.6);
        }
        .category-banner .breadcrumb-kaiyun a:hover {
            color: var(--accent);
        }
        .category-banner .breadcrumb-kaiyun .separator {
            color: rgba(246,244,239,0.35);
        }
        .category-banner .breadcrumb-kaiyun .current {
            color: var(--accent);
        }

        /* Brand List Flow */
        .brand-list-section {
            padding-top: 72px;
            padding-bottom: 72px;
        }
        .brand-list-card {
            display: flex;
            gap: 36px;
            align-items: stretch;
            padding: 30px 0;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .brand-list-card:last-child {
            border-bottom: none;
        }
        .brand-list-card:hover {
            background: rgba(255,255,255,0.6);
        }
        .brand-card-image {
            flex: 0 0 340px;
            width: 340px;
            aspect-ratio: 4/3;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background-color: #e5e1d8;
            position: relative;
            flex-shrink: 0;
        }
        .brand-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .brand-list-card:hover .brand-card-image img {
            transform: scale(1.04);
        }
        .brand-card-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }
        .brand-card-number {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.12em;
            margin-bottom: 10px;
        }
        .brand-card-content h3 {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }
        .brand-card-content .brand-summary {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            max-width: 560px;
        }
        .brand-card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .brand-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 12px;
            border-radius: var(--radius-sm);
            background: rgba(26,58,50,0.06);
            color: var(--primary);
            border: 1px solid var(--border);
            letter-spacing: 0.04em;
        }
        .brand-tag-accent {
            background: rgba(184,154,91,0.14);
            border-color: rgba(184,154,91,0.4);
            color: var(--accent);
        }
        .brand-card-meta {
            font-size: 13px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .brand-card-meta i {
            color: var(--accent);
            font-size: 13px;
        }

        /* Divider */
        .brand-divider {
            border: none;
            border-top: 2px solid var(--border);
            margin: 0;
            opacity: 0.7;
        }

        /* Category Overview Cards */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .cat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 26px 22px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .cat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(184,154,91,0.5);
        }
        .cat-card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(26,58,50,0.08);
            color: var(--primary);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .cat-card h4 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .cat-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* Deep Content */
        .deep-content-section {
            background: var(--primary);
            padding: 80px 0;
        }
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .deep-content-text h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .deep-content-text p {
            font-size: 15px;
            color: rgba(246,244,239,0.78);
            line-height: 2.0;
            margin-bottom: 18px;
        }
        .deep-content-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .deep-content-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: rgba(246,244,239,0.82);
            padding: 8px 0;
            line-height: 1.7;
        }
        .deep-content-list li i {
            color: var(--accent);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* Data Panel */
        .data-panel-section {
            padding: 72px 0;
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .data-panel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .data-panel-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .data-panel-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .data-panel-number {
            font-family: var(--font-serif);
            font-size: 42px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.02em;
            margin-bottom: 6px;
        }
        .data-panel-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.06em;
        }

        /* Responsibility */
        .responsibility-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .responsibility-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border-left: 3px solid var(--accent);
            transition: all var(--transition);
        }
        .responsibility-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .responsibility-card h4 {
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .responsibility-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* CTA Section */
        .cta-section {
            background: var(--accent);
            padding: 72px 0;
        }
        .cta-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-text h3 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .cta-text p {
            font-size: 15px;
            color: rgba(26,58,50,0.75);
            margin-bottom: 0;
            max-width: 480px;
            line-height: 1.75;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            padding: 64px 0 28px;
            color: rgba(246,244,239,0.75);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.85;
            color: rgba(246,244,239,0.6);
            max-width: 340px;
        }
        .footer-col h4 {
            font-family: var(--font-serif);
            font-size: 15px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 14px;
            letter-spacing: 0.05em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            padding: 4px 0;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(246,244,239,0.65);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-contact h4 {
            font-family: var(--font-serif);
            font-size: 15px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 14px;
            letter-spacing: 0.05em;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246,244,239,0.65);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(246,244,239,0.15);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(246,244,239,0.5);
            margin-bottom: 0;
        }
        .footer-beian {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(246,244,239,0.5);
        }
        .footer-beian a {
            font-size: 13px;
            color: rgba(246,244,239,0.5);
            transition: color var(--transition);
        }
        .footer-beian a:hover {
            color: var(--accent);
        }
        .footer-beian span {
            color: rgba(246,244,239,0.4);
        }

        /* Responsive */
        @media (max-width: 1199px) {
            :root {
                --gutter-x: 20px;
            }
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-panel-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .brand-card-image {
                flex: 0 0 280px;
                width: 280px;
            }
        }
        @media (max-width: 991px) {
            :root {
                --section-pad-desktop: 64px;
            }
            .section-title {
                font-size: 28px;
            }
            .category-banner h1 {
                font-size: 30px;
            }
            .brand-list-card {
                gap: 24px;
            }
            .brand-card-image {
                flex: 0 0 220px;
                width: 220px;
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .responsibility-cards {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-pad-desktop: 48px;
                --gutter-x: 16px;
            }
            :root {
                --nav-brand-height: 52px;
                --nav-channel-height: 44px;
            }
            .brand-row {
                height: var(--nav-brand-height);
            }
            .brand-logo {
                font-size: 15px;
                gap: 8px;
            }
            .brand-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
            .brand-action-link span {
                display: none;
            }
            .brand-action-link {
                font-size: 13px;
                gap: 4px;
            }
            .channel-link {
                padding: 0 14px;
                font-size: 13px;
                letter-spacing: 0.04em;
            }
            .category-banner {
                padding: 44px 0 36px;
            }
            .category-banner h1 {
                font-size: 26px;
            }
            .category-banner .banner-desc {
                font-size: 14px;
            }
            .brand-list-card {
                flex-direction: column;
                gap: 16px;
                padding: 20px 0;
            }
            .brand-card-image {
                flex: 0 0 auto;
                width: 100%;
                aspect-ratio: 16/10;
            }
            .brand-card-content h3 {
                font-size: 19px;
            }
            .cat-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .data-panel-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .data-panel-number {
                font-size: 32px;
            }
            .cta-wrapper {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-beian {
                flex-wrap: wrap;
                gap: 6px;
            }
            .section-title {
                font-size: 24px;
            }
            .deep-content-text h3 {
                font-size: 22px;
            }
        }
        @media (max-width: 575px) {
            :root {
                --gutter-x: 14px;
            }
            .section-pad {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .category-banner h1 {
                font-size: 22px;
            }
            .data-panel-grid {
                grid-template-columns: 1fr;
            }
            .brand-card-content h3 {
                font-size: 18px;
            }
            .channel-link {
                padding: 0 11px;
                font-size: 12.5px;
            }
            .btn-kaiyun {
                font-size: 14px;
                padding: 10px 20px;
            }
            .cta-text h3 {
                font-size: 22px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
            --hero-desktop-height: 88vh;
            --hero-mobile-height: 72vh;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }

        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .text-accent {
            color: var(--accent);
        }

        .text-secondary {
            color: var(--text-secondary);
        }

        .text-light {
            color: var(--text-light);
        }

        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }

        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }

        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }

        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }

        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246, 244, 239, 0.7);
        }

        .btn-kaiyun-outline:hover {
            background-color: rgba(246, 244, 239, 0.95);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
        }

        .btn-kaiyun-dark {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }

        .btn-kaiyun-dark:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(26, 58, 50, 0.3);
        }

        .btn-kaiyun-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }

        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-brand-height);
            padding: 0 var(--gutter-x);
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 20px;
            color: var(--primary);
            letter-spacing: 0.04em;
            white-space: nowrap;
        }

        .brand-logo:hover {
            color: var(--primary-hover);
        }

        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .brand-action-link:hover {
            color: var(--accent);
        }

        .brand-action-link i {
            font-size: 14px;
        }

        .channel-row {
            display: flex;
            align-items: center;
            height: var(--nav-channel-height);
            background: var(--primary);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding: 0 var(--gutter-x);
            gap: 4px;
        }

        .channel-row::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 16px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(246, 244, 239, 0.75);
            white-space: nowrap;
            transition: all var(--transition);
            position: relative;
            letter-spacing: 0.03em;
        }

        .channel-link:hover {
            color: var(--accent-hover);
        }

        .channel-link.active {
            color: var(--accent);
            font-weight: 700;
        }

        .channel-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .channel-link-home.active::after {
            left: 12px;
            right: 12px;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0;
            background: transparent;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            padding: 0;
            list-style: none;
            flex-wrap: wrap;
        }

        .breadcrumb-kaiyun li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-kaiyun li:not(:last-child)::after {
            content: '/';
            color: var(--border-strong);
            font-size: 13px;
        }

        .breadcrumb-kaiyun a {
            color: var(--text-secondary);
            font-weight: 500;
            transition: color var(--transition);
        }

        .breadcrumb-kaiyun a:hover {
            color: var(--accent);
        }

        .breadcrumb-kaiyun .current {
            color: var(--primary);
            font-weight: 700;
        }

        /* Category Hero */
        .cat-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            background-color: #d8d2c4;
        }

        .cat-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 58, 50, 0.85) 0%, rgba(26, 58, 50, 0.65) 50%, rgba(20, 40, 35, 0.75) 100%);
        }

        .cat-hero .container-custom {
            position: relative;
            z-index: 1;
            width: 100%;
        }

        .cat-hero-content {
            max-width: 720px;
            padding: 60px 0;
        }

        .cat-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.05em;
            font-family: var(--font-serif);
        }

        .cat-hero p {
            font-size: 17px;
            color: rgba(246, 244, 239, 0.85);
            line-height: 1.9;
            max-width: 620px;
            margin-bottom: 0;
        }

        /* Image-Text Alternating Sections */
        .craft-block {
            display: flex;
            align-items: center;
            gap: 48px;
            padding: 48px 0;
            border-bottom: 1px solid var(--border);
        }

        .craft-block:last-of-type {
            border-bottom: none;
        }

        .craft-block.reverse {
            flex-direction: row-reverse;
        }

        .craft-block-image {
            flex: 1 1 48%;
            min-width: 0;
        }

        .craft-block-image .craft-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            border-radius: var(--radius-lg);
            background-color: #d8d2c4;
            box-shadow: var(--shadow-md);
            transition: all var(--transition);
        }

        .craft-block-image .craft-img:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .craft-block-text {
            flex: 1 1 48%;
            min-width: 0;
        }

        .craft-block-text .section-tag {
            margin-bottom: 12px;
        }

        .craft-block-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
        }

        .craft-block-text p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }

        .craft-block-text .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 700;
            font-size: 15px;
            color: var(--accent);
            transition: all var(--transition);
        }

        .craft-block-text .text-link:hover {
            gap: 10px;
            color: var(--accent-hover);
        }

        .craft-block-text .text-link i {
            font-size: 13px;
        }

        /* Stats */
        .craft-stats {
            background: var(--primary);
            padding: 64px 0;
        }

        .craft-stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .craft-stat-item {
            padding: 8px 16px;
        }

        .craft-stat-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
            margin-bottom: 8px;
            line-height: 1.2;
        }

        .craft-stat-label {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.75);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        /* Process steps */
        .process-section {
            background: var(--bg);
            padding: 72px 0;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .process-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
        }

        .process-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--accent-light);
        }

        .process-step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 16px;
            font-family: var(--font-serif);
        }

        .process-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            font-family: var(--font-serif);
        }

        .process-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            background: var(--bg);
            padding: 72px 0;
        }

        .faq-wrapper {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            background: transparent;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 4px;
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            transition: color var(--transition);
            gap: 16px;
            font-family: var(--font-sans);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--accent);
            transition: transform 0.2s ease;
        }

        .faq-question.active .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 4px;
        }

        .faq-answer.active {
            max-height: 200px;
            padding: 0 4px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* CTA */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            font-family: var(--font-serif);
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(246, 244, 239, 0.75);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        .cta-section .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
            font-size: 16px;
            padding: 14px 36px;
        }

        .cta-section .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
        }

        /* Footer */
        .site-footer {
            background: #152e28;
            color: rgba(246, 244, 239, 0.8);
            padding-top: 64px;
            padding-bottom: 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            font-family: var(--font-serif);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(246, 244, 239, 0.65);
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-contact h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: var(--accent);
            font-size: 13px;
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(246, 244, 239, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.5);
            margin: 0;
        }

        .footer-beian {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(246, 244, 239, 0.5);
        }

        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            transition: color var(--transition);
        }

        .footer-beian a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .craft-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 991px) {
            .craft-block {
                flex-direction: column;
                gap: 24px;
                padding: 36px 0;
            }
            .craft-block.reverse {
                flex-direction: column;
            }
            .craft-block-image,
            .craft-block-text {
                flex: 1 1 100%;
                width: 100%;
            }
            .craft-block-image .craft-img {
                aspect-ratio: 16 / 9;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .section-title {
                font-size: 28px;
            }
            .cat-hero h1 {
                font-size: 32px;
            }
            .cat-hero {
                min-height: 320px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --section-pad-desktop: 56px;
                --section-pad-tablet: 48px;
                --section-pad-mobile: 40px;
                --gutter-x: 20px;
            }
            .brand-row {
                padding: 0 16px;
            }
            .brand-logo {
                font-size: 17px;
                gap: 6px;
            }
            .brand-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
            .brand-action-link span {
                display: none;
            }
            .brand-action-link {
                gap: 4px;
            }
            .channel-row {
                padding: 0 12px;
                gap: 2px;
            }
            .channel-link {
                padding: 0 12px;
                font-size: 13px;
            }
            .channel-link.active::after {
                left: 10px;
                right: 10px;
            }
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 15px;
            }
            .cat-hero {
                min-height: 260px;
            }
            .cat-hero h1 {
                font-size: 26px;
                letter-spacing: 0.03em;
            }
            .cat-hero p {
                font-size: 15px;
                line-height: 1.8;
            }
            .craft-block {
                padding: 28px 0;
                gap: 16px;
            }
            .craft-block-text h2 {
                font-size: 21px;
            }
            .craft-block-text p {
                font-size: 15px;
            }
            .craft-stats {
                padding: 40px 0;
            }
            .craft-stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .craft-stat-number {
                font-size: 28px;
            }
            .craft-stat-label {
                font-size: 12px;
            }
            .process-section {
                padding: 48px 0;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .process-card {
                padding: 20px 18px;
            }
            .faq-section {
                padding: 48px 0;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 2px;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .cta-section p {
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .footer-beian {
                gap: 8px;
                font-size: 12px;
            }
            .footer-beian span {
                font-size: 11px;
            }
        }

        @media (max-width: 520px) {
            .brand-logo {
                font-size: 15px;
                letter-spacing: 0.02em;
            }
            .brand-logo-icon {
                width: 24px;
                height: 24px;
                font-size: 11px;
            }
            .brand-row {
                height: 52px;
            }
            .channel-row {
                height: 42px;
            }
            .channel-link {
                padding: 0 9px;
                font-size: 12px;
            }
            .cat-hero h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 21px;
            }
            .craft-block-text h2 {
                font-size: 19px;
            }
            .craft-stat-number {
                font-size: 24px;
            }
            .btn-kaiyun {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button, input, select, textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }
        .text-accent { color: var(--accent); }
        .text-secondary { color: var(--text-secondary); }
        .text-light { color: var(--text-light); }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }

        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }
        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }
        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246, 244, 239, 0.7);
        }
        .btn-kaiyun-outline:hover {
            background-color: rgba(246, 244, 239, 0.95);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }
        .btn-kaiyun-dark {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }
        .btn-kaiyun-dark:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(26, 58, 50, 0.3);
        }

        /* ========== Header ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            width: 100%;
        }
        .brand-row {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            height: var(--nav-brand-height);
            display: flex;
            align-items: center;
        }
        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-logo-icon {
            display: inline-flex;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition);
            white-space: nowrap;
        }
        .brand-action-link:hover {
            color: var(--primary);
        }
        .brand-action-link i {
            font-size: 14px;
            color: var(--accent);
        }

        .channel-row {
            background: var(--primary);
            height: var(--nav-channel-height);
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .channel-row .container-custom {
            display: flex;
            align-items: center;
            height: 100%;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-row .container-custom::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition);
            letter-spacing: 0.04em;
            border-bottom: 2px solid transparent;
        }
        .channel-link:hover {
            color: var(--accent);
            background: transparent;
        }
        .channel-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }
        .channel-link-home.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb-bar {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            padding: 0;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb-kaiyun li {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-kaiyun li + li::before {
            content: "/";
            color: var(--border-strong);
            font-size: 13px;
        }
        .breadcrumb-kaiyun a {
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .breadcrumb-kaiyun a:hover {
            color: var(--primary);
        }
        .breadcrumb-kaiyun .current {
            color: var(--primary);
            font-weight: 700;
        }

        /* ========== Category Hero ========== */
        .cat-hero {
            background: var(--primary);
            background-image: linear-gradient(135deg, rgba(26, 58, 50, 0.88) 0%, rgba(26, 58, 50, 0.72) 55%, rgba(26, 58, 50, 0.6) 100%), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 88px;
            position: relative;
            overflow: hidden;
        }
        .cat-hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
        }
        .cat-hero-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(184, 154, 91, 0.15);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.4);
            margin-bottom: 20px;
        }
        .cat-hero h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            line-height: 1.4;
        }
        .cat-hero-desc {
            font-size: 16px;
            color: rgba(246, 244, 239, 0.85);
            max-width: 640px;
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* ========== Timeline Section ========== */
        .timeline-section {
            padding: var(--section-pad-desktop) 0;
            background: var(--bg);
        }
        .timeline-wrapper {
            position: relative;
            max-width: 960px;
            margin: 0 auto;
            padding: 20px 0;
        }
        .timeline-wrapper::before {
            content: "";
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 3px;
            background: var(--border-strong);
            transform: translateX(-50%);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            display: flex;
            align-items: flex-start;
            margin-bottom: 56px;
            width: 100%;
        }
        .timeline-item:last-child {
            margin-bottom: 0;
        }
        .timeline-item:nth-child(odd) {
            flex-direction: row;
        }
        .timeline-item:nth-child(even) {
            flex-direction: row-reverse;
        }
        .timeline-node {
            position: absolute;
            left: 50%;
            top: 6px;
            transform: translateX(-50%);
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid var(--accent);
            z-index: 2;
            box-shadow: 0 0 0 4px rgba(184, 154, 91, 0.18);
        }
        .timeline-card {
            width: calc(50% - 48px);
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px 32px;
            transition: all var(--transition);
            position: relative;
        }
        .timeline-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--border-strong);
        }
        .timeline-card::after {
            content: "";
            position: absolute;
            top: 12px;
            width: 0;
            height: 0;
            border-style: solid;
        }
        .timeline-item:nth-child(odd) .timeline-card::after {
            right: -10px;
            border-width: 8px 0 8px 10px;
            border-color: transparent transparent transparent #ffffff;
        }
        .timeline-item:nth-child(even) .timeline-card::after {
            left: -10px;
            border-width: 8px 10px 8px 0;
            border-color: transparent #ffffff transparent transparent;
        }
        .timeline-card .phase-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent);
            background: rgba(184, 154, 91, 0.12);
            padding: 3px 12px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 12px;
        }
        .timeline-card h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.45;
        }
        .timeline-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 0;
        }
        .timeline-card .timeline-cover {
            width: 100%;
            height: 140px;
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 16px;
            background-color: #e5e1d8;
            background-size: cover;
            background-position: center;
        }

        /* ========== Three Pillars ========== */
        .pillars-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .pillars-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .pillar-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .pillar-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .pillar-card:hover::before {
            transform: scaleX(1);
        }
        .pillar-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--border-strong);
        }
        .pillar-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 18px;
        }
        .pillar-card h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .pillar-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 0;
        }

        /* ========== Brand Intro Deep Dive ========== */
        .brand-deep {
            background: var(--bg);
        }
        .brand-deep-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-deep-visual {
            border-radius: var(--radius-xl);
            overflow: hidden;
            background-color: #d8d2c4;
            background-size: cover;
            background-position: center;
            min-height: 380px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
        }
        .brand-deep-content h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.4;
        }
        .brand-deep-content p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 2;
            margin-bottom: 16px;
        }
        .brand-deep-content .brand-deep-accent {
            border-left: 3px solid var(--accent);
            padding-left: 18px;
            color: var(--text);
            font-size: 16px;
            font-weight: 500;
            line-height: 1.9;
            margin: 20px 0;
        }

        /* ========== Stats ========== */
        .stats-section {
            background: var(--primary);
            background-image: linear-gradient(145deg, rgba(26, 58, 50, 0.95) 0%, rgba(36, 82, 71, 0.9) 100%);
            padding: 72px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .stat-card {
            text-align: center;
            padding: 28px 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            transition: all var(--transition);
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(184, 154, 91, 0.4);
            transform: translateY(-3px);
        }
        .stat-number {
            font-family: var(--font-serif);
            font-size: 34px;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 8px;
            line-height: 1.3;
            letter-spacing: 0.03em;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.8);
            line-height: 1.6;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .cta-box {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 56px 48px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(184, 154, 91, 0.12);
            pointer-events: none;
        }
        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: 27px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            line-height: 1.45;
        }
        .cta-box p {
            font-size: 15px;
            color: rgba(246, 244, 239, 0.8);
            line-height: 1.9;
            margin-bottom: 0;
        }
        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: flex-end;
            position: relative;
            z-index: 2;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #162c26;
            color: rgba(246, 244, 239, 0.8);
            padding: 64px 0 0;
            border-top: 3px solid var(--accent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 19px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.7);
            line-height: 1.9;
            margin-bottom: 0;
        }
        .footer-col h4,
        .footer-contact h4 {
            font-family: var(--font-serif);
            font-size: 16px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.7);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.75);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact i {
            color: var(--accent);
            width: 16px;
            font-size: 14px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.6);
            margin-bottom: 0;
        }
        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.5);
        }
        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            font-size: 12px;
            transition: color var(--transition);
        }
        .footer-beian a:hover {
            color: var(--accent);
        }
        .footer-beian span {
            color: rgba(246, 244, 239, 0.5);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1199px) {
            .container-custom { max-width: 960px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1.2fr 0.7fr 0.7fr 1fr; gap: 28px; }
        }
        @media (max-width: 991px) {
            :root {
                --section-pad-desktop: var(--section-pad-tablet);
                --gutter-x: 22px;
            }
            .cat-hero h1 { font-size: 31px; }
            .section-title { font-size: 26px; }
            .pillars-grid { grid-template-columns: 1fr; gap: 20px; }
            .brand-deep-wrap { grid-template-columns: 1fr; gap: 28px; }
            .brand-deep-visual { min-height: 260px; }
            .cta-box { grid-template-columns: 1fr; padding: 40px 32px; gap: 24px; }
            .cta-actions { justify-content: flex-start; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .timeline-wrapper::before { left: 20px; transform: none; }
            .timeline-node { left: 20px; transform: translateX(-50%); }
            .timeline-item,
            .timeline-item:nth-child(odd),
            .timeline-item:nth-child(even) {
                flex-direction: column;
                padding-left: 40px;
            }
            .timeline-card {
                width: 100%;
                padding: 24px 22px;
            }
            .timeline-item:nth-child(odd) .timeline-card::after,
            .timeline-item:nth-child(even) .timeline-card::after {
                left: -10px;
                right: auto;
                border-width: 8px 10px 8px 0;
                border-color: transparent #ffffff transparent transparent;
            }
        }
        @media (max-width: 767px) {
            :root {
                --section-pad-desktop: var(--section-pad-mobile);
                --gutter-x: 18px;
                --nav-brand-height: 54px;
                --nav-channel-height: 44px;
            }
            .brand-logo { font-size: 16px; gap: 8px; }
            .brand-logo-icon { width: 28px; height: 28px; font-size: 12px; }
            .brand-action-link span { display: none; }
            .brand-action-link { gap: 0; }
            .channel-link { padding: 0 12px; font-size: 13px; }
            .cat-hero { padding: 48px 0 60px; }
            .cat-hero h1 { font-size: 26px; }
            .cat-hero-desc { font-size: 15px; }
            .section-title { font-size: 23px; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
            .stat-number { font-size: 26px; }
            .stat-label { font-size: 13px; }
            .cta-box { padding: 32px 22px; }
            .cta-box h2 { font-size: 22px; }
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-bottom { flex-direction: column; align-items: flex-start; }
            .timeline-card { padding: 20px 18px; }
            .timeline-card h3 { font-size: 18px; }
            .timeline-card p { font-size: 14px; }
            .timeline-card .timeline-cover { height: 100px; }
            .timeline-item { margin-bottom: 36px; }
            .breadcrumb-bar { padding: 10px 0; }
            .breadcrumb-kaiyun { font-size: 12px; }
        }
        @media (max-width: 520px) {
            :root {
                --gutter-x: 14px;
            }
            .cat-hero h1 { font-size: 23px; }
            .stats-grid { grid-template-columns: 1fr; gap: 12px; }
            .btn-kaiyun { padding: 10px 22px; font-size: 14px; }
            .brand-row .container-custom { gap: 8px; }
            .brand-logo { font-size: 14px; }
        }

/* roulang page: category5 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
            --hero-desktop-height: 88vh;
            --hero-mobile-height: 72vh;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }
        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-secondary {
            color: var(--text-secondary);
        }
        .text-light {
            color: var(--text-light);
        }
        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }
        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }
        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }
        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246, 244, 239, 0.7);
        }
        .btn-kaiyun-outline:hover {
            background-color: rgba(246, 244, 239, 0.95);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-kaiyun-dark {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }
        .btn-kaiyun-dark:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(26, 58, 50, 0.3);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            box-shadow: 0 1px 0 var(--border);
        }
        .brand-row {
            height: var(--nav-brand-height);
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            display: flex;
            align-items: center;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
            letter-spacing: 0.05em;
            white-space: nowrap;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .brand-action-link:hover {
            color: var(--primary);
        }
        .brand-action-link i {
            font-size: 14px;
            color: var(--accent);
        }
        .channel-row {
            height: var(--nav-channel-height);
            background: var(--primary);
            display: flex;
            align-items: center;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            position: relative;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .channel-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 2px;
            background: transparent;
            transition: background var(--transition);
        }
        .channel-link:hover {
            color: var(--accent-light);
        }
        .channel-link.active {
            color: var(--accent);
            font-weight: 700;
        }
        .channel-link.active::after {
            background: var(--accent);
        }
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            padding: 16px 0 0;
            margin-bottom: 0;
        }
        .breadcrumb-kaiyun a {
            color: var(--text-secondary);
        }
        .breadcrumb-kaiyun a:hover {
            color: var(--primary);
        }
        .breadcrumb-kaiyun .separator {
            color: var(--border-strong);
            font-size: 12px;
        }
        .breadcrumb-kaiyun .current {
            color: var(--primary);
            font-weight: 700;
        }
        .inner-hero {
            position: relative;
            min-height: 380px;
            background: var(--primary);
            display: flex;
            align-items: flex-end;
            overflow: hidden;
        }
        .inner-hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.45;
        }
        .inner-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 58, 50, 0.55) 0%, rgba(26, 58, 50, 0.82) 100%);
        }
        .inner-hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 64px 0 40px;
        }
        .inner-hero-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 36px;
            color: var(--text-light);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }
        .inner-hero-desc {
            font-size: 16px;
            color: rgba(246, 244, 239, 0.85);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .team-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            height: 100%;
            box-shadow: var(--shadow-sm);
        }
        .team-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }
        .team-card-image {
            position: relative;
            aspect-ratio: 3 / 4;
            background: #e5e1d8;
            overflow: hidden;
        }
        .team-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .team-card:hover .team-card-image img {
            transform: scale(1.04);
        }
        .team-card-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            transform: scaleX(0);
            transition: transform var(--transition);
        }
        .team-card:hover .team-card-image::after {
            transform: scaleX(1);
        }
        .team-card-body {
            padding: 18px 18px 20px;
            text-align: center;
        }
        .team-card-name {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 17px;
            color: var(--primary);
            margin-bottom: 4px;
            letter-spacing: 0.03em;
        }
        .team-card-role {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.06em;
            margin-bottom: 10px;
            text-transform: uppercase;
        }
        .team-card-bio {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .path-timeline {
            position: relative;
            padding-left: 28px;
        }
        .path-timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: var(--border-strong);
        }
        .path-step {
            position: relative;
            padding-bottom: 32px;
        }
        .path-step:last-child {
            padding-bottom: 0;
        }
        .path-step::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 8px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid var(--primary);
            box-shadow: 0 0 0 4px rgba(184, 154, 91, 0.2);
        }
        .path-step-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .path-step-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }
        .stat-panel {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            height: 100%;
            border: 1px solid rgba(184, 154, 91, 0.25);
        }
        .stat-number {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 38px;
            color: var(--accent);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.85);
            line-height: 1.6;
            margin-bottom: 0;
        }
        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-lg) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--surface);
        }
        .faq-accordion .accordion-button {
            background: var(--surface);
            color: var(--text);
            font-weight: 700;
            font-size: 15px;
            padding: 18px 22px;
            border: none;
            box-shadow: none !important;
            border-radius: var(--radius-lg) !important;
            transition: all var(--transition);
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            border-bottom: 1px solid var(--border);
        }
        .faq-accordion .accordion-button::after {
            filter: none;
            transition: transform 0.2s ease;
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }
        .faq-accordion .accordion-body {
            padding: 18px 22px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
        }
        .cta-section {
            background: var(--primary);
            border-radius: var(--radius-xl);
            padding: 52px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(184, 154, 91, 0.15);
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(184, 154, 91, 0.1);
            pointer-events: none;
        }
        .cta-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 28px;
            color: var(--text-light);
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }
        .cta-desc {
            font-size: 15px;
            color: rgba(246, 244, 239, 0.8);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.8;
            position: relative;
            z-index: 2;
        }
        .site-footer {
            background: var(--primary);
            color: var(--text-light);
            padding: 64px 0 0;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(246, 244, 239, 0.15);
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            color: var(--text-light);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.7);
            line-height: 1.8;
            margin-bottom: 0;
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(246, 244, 239, 0.75);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent-light);
        }
        .footer-contact h4 {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.08em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.75);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--accent);
            font-size: 13px;
            width: 18px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0 28px;
        }
        .footer-copyright {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.55);
            margin-bottom: 0;
        }
        .footer-beian {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.5);
            flex-wrap: wrap;
        }
        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            font-size: 12px;
        }
        .footer-beian a:hover {
            color: var(--accent-light);
        }
        .footer-beian span {
            color: rgba(246, 244, 239, 0.5);
            font-size: 12px;
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .section-title {
                font-size: 26px;
            }
            .inner-hero-title {
                font-size: 28px;
            }
            .section-pad {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }
        }
        @media (max-width: 767px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .brand-action-link span {
                display: none;
            }
            .brand-actions {
                gap: 16px;
            }
            .channel-link {
                padding: 0 12px;
                font-size: 13px;
            }
            .inner-hero {
                min-height: 280px;
            }
            .inner-hero-title {
                font-size: 24px;
            }
            .inner-hero-desc {
                font-size: 14px;
            }
            .section-title {
                font-size: 22px;
            }
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
            .team-card-body {
                padding: 14px 14px 16px;
            }
            .team-card-name {
                font-size: 15px;
            }
            .team-card-bio {
                font-size: 13px;
            }
            .stat-number {
                font-size: 30px;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .cta-title {
                font-size: 22px;
            }
        }
        @media (max-width: 575px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand {
                grid-column: span 1;
            }
            .brand-logo {
                font-size: 16px;
            }
            .brand-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
            .channel-link {
                padding: 0 10px;
                font-size: 12px;
            }
            .inner-hero-title {
                font-size: 21px;
            }
            .section-title {
                font-size: 20px;
            }
            .path-timeline {
                padding-left: 22px;
            }
            .path-step::before {
                left: -18px;
                width: 10px;
                height: 10px;
            }
        }

/* roulang page: category6 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-hover);
        }

        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }

        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }

        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }

        .text-accent {
            color: var(--accent);
        }

        .text-secondary {
            color: var(--text-secondary);
        }

        .text-light {
            color: var(--text-light);
        }

        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }

        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }

        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }

        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }

        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }

        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--text-light);
            border: 2px solid rgba(246, 244, 239, 0.7);
        }

        .btn-kaiyun-outline:hover {
            background-color: rgba(246, 244, 239, 0.95);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-kaiyun-dark {
            background-color: var(--primary);
            color: var(--text-light);
            border: 1px solid var(--primary);
        }

        .btn-kaiyun-dark:hover {
            background-color: var(--primary-hover);
            border-color: var(--primary-hover);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(26, 58, 50, 0.3);
        }

        /* Header */
        .site-header {
            position: relative;
            z-index: 1000;
            background: var(--surface);
        }

        .brand-row {
            height: var(--nav-brand-height);
            display: flex;
            align-items: center;
            border-bottom: 1px solid var(--border);
            background: var(--surface);
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 18px;
            color: var(--primary);
            letter-spacing: 0.05em;
            white-space: nowrap;
        }

        .brand-logo:hover {
            color: var(--primary-hover);
        }

        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
            transition: color var(--transition);
            white-space: nowrap;
        }

        .brand-action-link:hover {
            color: var(--primary);
        }

        .brand-action-link i {
            font-size: 14px;
            color: var(--accent);
        }

        .channel-row {
            height: var(--nav-channel-height);
            background: var(--primary);
            display: flex;
            align-items: center;
            border-bottom: 2px solid var(--accent);
        }

        .channel-row .container-custom {
            display: flex;
            align-items: center;
            height: 100%;
            padding: 0 var(--gutter-x);
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-row .container-custom::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            padding: 0 18px;
            height: 100%;
            font-size: 14px;
            font-weight: 500;
            color: rgba(246, 244, 239, 0.85);
            letter-spacing: 0.03em;
            white-space: nowrap;
            transition: color var(--transition), border-bottom-color var(--transition);
            border-bottom: 2px solid transparent;
            position: relative;
        }

        .channel-link:hover {
            color: var(--accent);
        }

        .channel-link.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            font-weight: 700;
        }

        .channel-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--accent);
        }

        .channel-link-home {
            font-weight: 600;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            background: var(--bg);
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-custom li+li::before {
            content: '/';
            color: var(--border-strong);
            font-size: 12px;
        }

        .breadcrumb-custom a {
            color: var(--text-secondary);
            font-weight: 500;
        }

        .breadcrumb-custom a:hover {
            color: var(--primary);
        }

        .breadcrumb-custom .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page Title */
        .page-title-section {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            padding: 48px 0 40px;
        }

        .page-title-section h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }

        .page-title-section .page-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 680px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Data Dashboard */
        .dashboard-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: multiply;
            padding-top: 72px;
            padding-bottom: 72px;
            position: relative;
        }

        .dashboard-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(26, 58, 50, 0.92) 0%, rgba(26, 58, 50, 0.78) 55%, rgba(26, 58, 50, 0.88) 100%);
            pointer-events: none;
        }

        .dashboard-section .container-custom {
            position: relative;
            z-index: 1;
        }

        .dashboard-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .dashboard-header .section-tag {
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.18);
            border-color: rgba(184, 154, 91, 0.45);
        }

        .dashboard-header .section-title {
            color: var(--text-light);
            font-size: 30px;
        }

        .dashboard-header .section-desc {
            color: rgba(246, 244, 239, 0.75);
            margin-left: auto;
            margin-right: auto;
        }

        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 16px;
        }

        .dashboard-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(246, 244, 239, 0.15);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .dashboard-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 24px;
            right: 24px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .dashboard-card:hover {
            border-color: rgba(184, 154, 91, 0.5);
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .dashboard-card:hover::after {
            opacity: 1;
        }

        .dashboard-number {
            font-family: var(--font-serif);
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: 0.02em;
            margin-bottom: 8px;
        }

        .dashboard-number span {
            font-size: 20px;
            font-weight: 600;
            color: rgba(184, 154, 91, 0.8);
            margin-left: 2px;
        }

        .dashboard-label {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.85);
            font-weight: 500;
            letter-spacing: 0.05em;
            margin-bottom: 6px;
        }

        .dashboard-note {
            font-size: 12px;
            color: rgba(246, 244, 239, 0.55);
            line-height: 1.6;
        }

        .dashboard-secondary-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 8px;
        }

        .dashboard-sub-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(246, 244, 239, 0.1);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition);
        }

        .dashboard-sub-card:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(184, 154, 91, 0.35);
            transform: translateY(-2px);
        }

        .dashboard-sub-number {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--accent-light);
            line-height: 1.3;
            margin-bottom: 4px;
        }

        .dashboard-sub-label {
            font-size: 12px;
            color: rgba(246, 244, 239, 0.7);
            letter-spacing: 0.04em;
        }

        /* Depth Reading Section */
        .depth-section {
            background: var(--bg);
        }

        .depth-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .depth-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
        }

        .depth-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(184, 154, 91, 0.5);
        }

        .depth-card .depth-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(26, 58, 50, 0.08);
            color: var(--accent);
            font-size: 20px;
            margin-bottom: 16px;
        }

        .depth-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-serif);
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .depth-card p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* Investment Value Section */
        .value-section {
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .value-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .value-image-wrapper {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: #e5e1d8;
            aspect-ratio: 4 / 3;
            background-image: url('/assets/images/coverpic/cover-3.webp');
            background-size: cover;
            background-position: center;
        }

        .value-text .section-title {
            font-size: 28px;
        }

        .value-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .value-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .value-list li:last-child {
            border-bottom: none;
        }

        .value-list li i {
            color: var(--accent);
            font-size: 16px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        .value-list li strong {
            color: var(--text);
            font-weight: 700;
        }

        /* FAQ Section */
        .faq-section {
            background: var(--bg);
        }

        .faq-section .section-title {
            text-align: center;
        }

        .faq-section .section-desc {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(184, 154, 91, 0.5);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            background: var(--surface);
            border: none;
            width: 100%;
            text-align: left;
            transition: all var(--transition);
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--primary);
        }

        .faq-question:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: -2px;
            border-radius: var(--radius-md);
        }

        .faq-arrow {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            transition: transform 0.25s ease;
            font-size: 14px;
        }

        .faq-question[aria-expanded="true"] .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            background: var(--surface);
        }

        .faq-answer.active {
            max-height: 240px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            margin: 0;
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: multiply;
            padding-top: 64px;
            padding-bottom: 64px;
            text-align: center;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(26, 58, 50, 0.82);
        }

        .cta-section .container-custom {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(246, 244, 239, 0.75);
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-section .btn-kaiyun-primary {
            font-size: 16px;
            padding: 14px 36px;
        }

        /* Footer */
        .site-footer {
            background: #152b25;
            padding-top: 56px;
            padding-bottom: 24px;
            color: rgba(246, 244, 239, 0.8);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-light);
            font-family: var(--font-serif);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4,
        .footer-contact h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 16px;
            letter-spacing: 0.05em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--accent);
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(246, 244, 239, 0.65);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact p i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(246, 244, 239, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 13px;
            color: rgba(246, 244, 239, 0.5);
            margin: 0;
        }

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.45);
        }

        .footer-beian a {
            color: rgba(246, 244, 239, 0.55);
            font-size: 12px;
        }

        .footer-beian a:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 991px) {
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .dashboard-secondary-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .depth-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .value-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .section-pad {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }
            .dashboard-section {
                padding-top: 56px;
                padding-bottom: 56px;
            }
        }

        @media (max-width: 767px) {
            .brand-row {
                height: 54px;
            }
            .brand-logo {
                font-size: 15px;
                gap: 8px;
            }
            .brand-logo-icon {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }
            .brand-actions {
                gap: 12px;
            }
            .brand-action-link span {
                display: none;
            }
            .brand-action-link i {
                font-size: 16px;
            }
            .channel-row {
                height: 44px;
            }
            .channel-link {
                padding: 0 14px;
                font-size: 13px;
            }
            .page-title-section {
                padding: 36px 0 28px;
            }
            .page-title-section h1 {
                font-size: 26px;
            }
            .dashboard-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .dashboard-secondary-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .dashboard-number {
                font-size: 32px;
            }
            .depth-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 24px;
            }
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .value-image-wrapper {
                aspect-ratio: 3 / 2;
            }
            .dashboard-card {
                padding: 24px 18px;
            }
            .dashboard-number {
                font-size: 30px;
            }
            .breadcrumb-custom {
                font-size: 12px;
                flex-wrap: wrap;
            }
        }

        @media (max-width: 519px) {
            .dashboard-secondary-grid {
                grid-template-columns: 1fr;
            }
            .dashboard-sub-card {
                padding: 16px 14px;
            }
            .brand-action-link i {
                font-size: 14px;
            }
            .channel-link {
                padding: 0 10px;
                font-size: 12px;
                letter-spacing: 0.01em;
            }
            .brand-row {
                height: 50px;
            }
            .channel-row {
                height: 40px;
            }
            .channel-link {
                height: 100%;
                padding: 0 8px;
                font-size: 12px;
            }
            .page-title-section h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 21px;
            }
            .dashboard-number {
                font-size: 26px;
            }
            .value-list li {
                font-size: 14px;
                gap: 10px;
                padding: 12px 0;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                font-size: 14px;
                padding: 0 16px;
            }
            .faq-answer.active {
                padding: 0 16px 14px;
            }
        }

/* roulang page: category7 */
:root {
            --primary: #1a3a32;
            --primary-hover: #245247;
            --primary-light: #2a5a4e;
            --accent: #b89a5b;
            --accent-hover: #c9b179;
            --accent-light: #d8c89e;
            --bg: #f6f4ef;
            --surface: #ffffff;
            --text: #2b2b2b;
            --text-secondary: #5c5c5c;
            --text-light: #f6f4ef;
            --border: #e3ded4;
            --border-strong: #d8d2c4;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 12px rgba(26, 58, 50, 0.08);
            --shadow-md: 0 6px 20px rgba(26, 58, 50, 0.12);
            --shadow-hover: 0 10px 28px rgba(26, 58, 50, 0.16);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-serif: 'Noto Serif SC', 'Source Han Serif SC', 'STSong', serif;
            --font-sans: 'Noto Sans SC', 'Source Han Sans SC', 'PingFang SC', sans-serif;
            --container-max: 1140px;
            --container-wide: 1200px;
            --section-pad-desktop: 96px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 56px;
            --gutter-x: 28px;
            --nav-brand-height: 60px;
            --nav-channel-height: 48px;
            --hero-desktop-height: 88vh;
            --hero-mobile-height: 72vh;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-hover);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.6;
        }

        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .container-wide {
            width: 100%;
            max-width: var(--container-wide);
            margin-left: auto;
            margin-right: auto;
            padding-left: var(--gutter-x);
            padding-right: var(--gutter-x);
        }
        .section-pad {
            padding-top: var(--section-pad-desktop);
            padding-bottom: var(--section-pad-desktop);
        }
        .section-pad-sm {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-secondary {
            color: var(--text-secondary);
        }
        .text-light-custom {
            color: var(--text-light);
        }
        .serif-title {
            font-family: var(--font-serif);
            font-weight: 700;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.12);
            padding: 4px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(184, 154, 91, 0.35);
            margin-bottom: 16px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
            font-family: var(--font-serif);
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.9;
            margin-bottom: 32px;
        }
        .section-desc-light {
            color: rgba(246, 244, 239, 0.8);
        }

        .btn-kaiyun {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-sans);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.04em;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }
        .btn-kaiyun-primary {
            background-color: var(--accent);
            color: var(--primary);
            border: 1px solid var(--accent);
        }
        .btn-kaiyun-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 154, 91, 0.35);
        }
        .btn-kaiyun-outline {
            background-color: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-kaiyun-outline:hover {
            background-color: var(--primary);
            color: var(--text-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(26, 58, 50, 0.25);
        }
        .btn-kaiyun-light {
            background-color: var(--surface);
            color: var(--primary);
            border: 1px solid var(--border);
        }
        .btn-kaiyun-light:hover {
            background-color: var(--bg);
            border-color: var(--border-strong);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        /* Header Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            width: 100%;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-brand-height);
            padding: 0 var(--gutter-x);
            background-color: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .brand-logo:hover {
            color: var(--primary-hover);
        }
        .brand-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-size: 14px;
            font-weight: 700;
            font-family: var(--font-serif);
            flex-shrink: 0;
        }
        .brand-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .brand-action-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            transition: color var(--transition);
            white-space: nowrap;
        }
        .brand-action-link:hover {
            color: var(--accent);
        }
        .brand-action-link i {
            font-size: 14px;
        }

        .channel-row {
            display: flex;
            align-items: center;
            height: var(--nav-channel-height);
            background-color: var(--primary);
            padding: 0 var(--gutter-x);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .channel-row::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 100%;
            padding: 0 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-light);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.03em;
            position: relative;
            transition: color var(--transition);
            flex-shrink: 0;
        }
        .channel-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 2px;
            background-color: transparent;
            transition: background-color var(--transition);
        }
        .channel-link:hover {
            color: var(--accent);
        }
        .channel-link:hover::after {
            background-color: var(--accent);
        }
        .channel-link.active {
            color: var(--accent);
            font-weight: 700;
        }
        .channel-link.active::after {
            background-color: var(--accent);
        }
        .channel-link-home {
            margin-left: 0;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 0;
        }
        .breadcrumb-kaiyun {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-secondary);
            list-style: none;
            padding: 0;
            margin: 0;
            flex-wrap: wrap;
        }
        .breadcrumb-kaiyun li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-kaiyun li:not(:last-child)::after {
            content: '/';
            color: var(--border-strong);
            font-size: 12px;
            margin-left: 4px;
        }
        .breadcrumb-kaiyun a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        .breadcrumb-kaiyun a:hover {
            color: var(--accent);
        }
        .breadcrumb-kaiyun .current {
            color: var(--primary);
            font-weight: 500;
        }

        /* Page Header */
        .page-hero-category {
            padding: 40px 0 32px;
            background: var(--bg);
        }
        .page-hero-category h1 {
            font-family: var(--font-serif);
            font-size: 38px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
            line-height: 1.3;
        }
        .page-hero-category .lead-text {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 760px;
            margin-bottom: 0;
        }

        /* Resource Cards Grid */
        .resources-grid-section {
            padding: 48px 0;
        }
        .resources-grid-section .section-header {
            margin-bottom: 36px;
        }
        .resource-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .resource-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }
        .resource-card-img {
            position: relative;
            width: 100%;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background-color: #e5e1d8;
            flex-shrink: 0;
        }
        .resource-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .resource-card:hover .resource-card-img img {
            transform: scale(1.04);
        }
        .resource-card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .resource-card-title {
            font-family: var(--font-serif);
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .resource-card-desc {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }
        .resource-card-tag {
            display: inline-flex;
            align-items: center;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.05em;
            color: var(--accent);
            background-color: rgba(184, 154, 91, 0.1);
            border: 1px solid rgba(184, 154, 91, 0.3);
            border-radius: var(--radius-sm);
            padding: 4px 12px;
            align-self: flex-start;
        }

        /* Deep Content Section */
        .deep-content-section {
            padding: 56px 0;
            background: var(--surface);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .deep-content-section .inner-wrap {
            max-width: 860px;
        }
        .deep-content-section h2 {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            line-height: 1.4;
        }
        .deep-content-section p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 2.0;
            margin-bottom: 18px;
        }
        .deep-content-section p:last-of-type {
            margin-bottom: 0;
        }
        .deep-content-section .highlight-quote {
            border-left: 2px solid var(--accent);
            padding-left: 20px;
            margin: 24px 0;
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            line-height: 1.7;
        }

        /* FAQ Section */
        .faq-section {
            padding: 64px 0;
            background: var(--bg);
        }
        .faq-section .section-header {
            margin-bottom: 36px;
            text-align: center;
        }
        .faq-section .section-title {
            margin-bottom: 10px;
        }
        .faq-section .section-desc {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .accordion-kaiyun {
            max-width: 800px;
            margin: 0 auto;
        }
        .accordion-kaiyun .accordion-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition);
        }
        .accordion-kaiyun .accordion-item:hover {
            box-shadow: var(--shadow-md);
        }
        .accordion-kaiyun .accordion-button {
            background: var(--surface);
            color: var(--text);
            font-family: var(--font-serif);
            font-size: 17px;
            font-weight: 700;
            padding: 18px 24px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-lg) !important;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            width: 100%;
            text-align: left;
        }
        .accordion-kaiyun .accordion-button:not(.collapsed) {
            background: var(--surface);
            color: var(--primary);
            box-shadow: none;
            border-bottom: 1px solid var(--border);
        }
        .accordion-kaiyun .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(184, 154, 91, 0.2);
            border-color: var(--accent);
        }
        .accordion-kaiyun .accordion-button::after {
            display: none;
        }
        .accordion-kaiyun .faq-arrow {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-secondary);
            transition: transform 0.2s ease;
        }
        .accordion-kaiyun .accordion-button:not(.collapsed) .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .accordion-kaiyun .accordion-body {
            padding: 18px 24px 22px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            border-radius: 0;
        }
        .accordion-kaiyun .accordion-collapse {
            border-radius: 0;
        }

        /* CTA Section */
        .cta-section-category {
            padding: 64px 0;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(26, 58, 50, 0.95) 0%, rgba(26, 58, 50, 0.85) 100%);
            z-index: 0;
        }
        .cta-section-category .container-custom {
            position: relative;
            z-index: 1;
        }
        .cta-inner {
            text-align: center;
        }
        .cta-inner h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .cta-inner p {
            font-size: 15px;
            color: rgba(246, 244, 239, 0.75);
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .cta-inner .btn-kaiyun-primary {
            font-size: 16px;
            padding: 14px 34px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            padding: 56px 0 0;
            color: rgba(246, 244, 239, 0.75);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(246, 244, 239, 0.15);
        }
        .footer-brand h3 {
            font-family: var(--font-serif);
            font-size: 18px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            margin-bottom: 0;
            color: rgba(246, 244, 239, 0.65);
        }
        .footer-col h4,
        .footer-contact h4 {
            font-family: var(--font-serif);
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(246, 244, 239, 0.65);
            text-decoration: none;
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-contact p {
            font-size: 14px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(246, 244, 239, 0.65);
        }
        .footer-contact p i {
            width: 16px;
            font-size: 13px;
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            font-size: 12px;
            color: rgba(246, 244, 239, 0.5);
        }
        .footer-copyright {
            margin: 0;
        }
        .footer-beian {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-beian a {
            color: rgba(246, 244, 239, 0.5);
            text-decoration: none;
            transition: color var(--transition);
            font-size: 12px;
        }
        .footer-beian a:hover {
            color: var(--accent);
        }
        .footer-beian span {
            font-size: 12px;
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .section-pad {
                padding-top: var(--section-pad-tablet);
                padding-bottom: var(--section-pad-tablet);
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 30px;
            }
            .footer-contact {
                grid-column: span 3;
            }
        }

        @media (max-width: 991px) {
            .page-hero-category h1 {
                font-size: 32px;
            }
            .resource-card-title {
                font-size: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: span 2;
            }
            .footer-contact {
                grid-column: span 2;
            }
            .channel-link {
                padding: 0 14px;
                font-size: 13px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --gutter-x: 20px;
                --section-pad-desktop: 72px;
                --section-pad-tablet: 56px;
            }
            body {
                font-size: 15px;
            }
            .brand-row {
                height: 56px;
            }
            .brand-logo {
                font-size: 17px;
                gap: 8px;
            }
            .brand-actions {
                gap: 12px;
            }
            .brand-action-link span {
                display: none;
            }
            .brand-action-link i {
                font-size: 16px;
            }
            .channel-row {
                height: 42px;
            }
            .channel-link {
                padding: 0 12px;
                font-size: 12px;
                letter-spacing: 0.02em;
            }
            .page-hero-category {
                padding: 28px 0 24px;
            }
            .page-hero-category h1 {
                font-size: 28px;
            }
            .page-hero-category .lead-text {
                font-size: 15px;
            }
            .section-title {
                font-size: 24px;
            }
            .resources-grid-section {
                padding: 36px 0;
            }
            .resource-card-body {
                padding: 18px 18px 20px;
            }
            .resource-card-title {
                font-size: 17px;
            }
            .resource-card-desc {
                font-size: 14px;
            }
            .deep-content-section {
                padding: 40px 0;
            }
            .deep-content-section h2 {
                font-size: 22px;
            }
            .deep-content-section p {
                font-size: 15px;
                line-height: 1.9;
            }
            .faq-section {
                padding: 48px 0;
            }
            .accordion-kaiyun .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .accordion-kaiyun .accordion-body {
                padding: 16px 18px 20px;
                font-size: 14px;
            }
            .cta-section-category {
                padding: 48px 0;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 28px;
            }
            .footer-brand,
            .footer-contact {
                grid-column: span 1;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 16px 0;
            }
        }

        @media (max-width: 575px) {
            :root {
                --gutter-x: 16px;
                --section-pad-mobile: 48px;
            }
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
            .page-hero-category h1 {
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            .resource-card-img {
                aspect-ratio: 16 / 9;
            }
            .cta-inner h2 {
                font-size: 22px;
            }
            .cta-inner .btn-kaiyun-primary {
                padding: 12px 26px;
                font-size: 15px;
            }
        }