/* roulang page: index */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 88px 0;
            --container-max: 1240px;
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        section {
            padding: var(--section-padding);
        }

        .section-alt {
            background-color: var(--bg-alt);
        }

        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }

        .section-dark .section-title {
            color: var(--text-inverse);
        }

        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .section-title .accent-bar {
            display: inline-block;
            width: 36px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-cta {
            background: var(--cta);
            color: #fff;
        }

        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }

        .btn-cta:active {
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            line-height: 1.6;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .badge-warmup {
            background: rgba(255, 255, 255, 0.18);
            color: #E8EEE6;
            border: 1px solid rgba(255, 255, 255, 0.28);
        }

        .badge-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulse-badge 2s ease-in-out infinite;
        }

        .badge-replay {
            background: var(--cta);
            color: #fff;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(134, 197, 64, 0.55);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(134, 197, 64, 0);
            }
        }

        .chip {
            display: inline-flex;
            align-items: center;
            height: 28px;
            padding: 0 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            letter-spacing: 0.04em;
            white-space: nowrap;
            transition: all .2s ease;
        }

        .chip-warmup {
            background: rgba(255, 255, 255, 0.16);
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .chip-replay {
            background: var(--cta);
            color: #fff;
        }

        .stat-number {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 42px;
            line-height: 1.2;
            color: var(--text-main);
            letter-spacing: -0.02em;
        }

        .trend-up {
            color: var(--accent);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .trend-flat {
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .trend-down {
            color: var(--cta);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .image-ratio {
            position: relative;
            overflow: hidden;
            border-radius: 12px;
        }

        .image-ratio img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .ratio-16-9 {
            aspect-ratio: 16 / 9;
        }

        .ratio-4-3 {
            aspect-ratio: 4 / 3;
        }

        .ratio-1-1 {
            aspect-ratio: 1 / 1;
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            color: rgba(244, 247, 239, 0.82);
            padding: 6px 2px;
            transition: color .2s ease;
            letter-spacing: 0.03em;
        }

        .nav-link:hover {
            color: #fff;
        }

        .nav-link.active {
            color: #fff;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }

        .faq-item {
            border-left: 3px solid var(--accent);
            background: #fff;
            border-radius: 0 12px 12px 0;
            padding: 18px 20px;
            margin-bottom: 14px;
            box-shadow: 0 1px 6px rgba(10, 55, 35, 0.04);
            transition: all .25s ease;
        }

        .faq-item:hover {
            box-shadow: 0 4px 16px rgba(10, 55, 35, 0.1);
            border-left-color: var(--cta);
        }

        .faq-item .faq-q {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .faq-item .faq-a {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.85;
            padding-left: 24px;
        }

        .form-input {
            width: 100%;
            height: 44px;
            padding: 0 16px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-light);
            background: #fff;
            font-size: 15px;
            color: var(--text-main);
            transition: all .25s ease;
        }

        .form-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.18);
        }

        .form-input::placeholder {
            color: #A8B8AD;
        }

        .form-select {
            width: 100%;
            height: 44px;
            padding: 0 16px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-light);
            background: #fff;
            font-size: 15px;
            color: var(--text-main);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B7E72' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            cursor: pointer;
        }

        .form-select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.18);
        }

        .footer-link {
            color: rgba(244, 247, 239, 0.7);
            font-size: 14px;
            transition: color .2s ease;
        }

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

        @media (max-width: 1024px) {
            .section-title {
                font-size: 24px;
            }
            .stat-number {
                font-size: 34px;
            }
            section {
                padding: 64px 0;
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 22px;
            }
            .stat-number {
                font-size: 28px;
            }
            section {
                padding: 52px 0;
            }
            .nav-desktop {
                display: none !important;
            }
            .nav-mobile-toggle {
                display: flex !important;
            }
            .mobile-menu {
                display: none;
            }
            .mobile-menu.open {
                display: block;
            }
            .btn-lg {
                padding: 12px 24px;
                font-size: 14px;
            }
            .faq-item .faq-q {
                font-size: 15px;
            }
        }

        @media (max-width: 640px) {
            .section-title {
                font-size: 20px;
            }
            .stat-number {
                font-size: 24px;
            }
            section {
                padding: 44px 0;
            }
            .btn {
                font-size: 13px;
                padding: 10px 18px;
            }
            .hero-title {
                font-size: 28px !important;
            }
            .hero-subtitle {
                font-size: 14px !important;
            }
            .chip-scroll {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
                -ms-overflow-style: none;
            }
            .chip-scroll::-webkit-scrollbar {
                display: none;
            }
        }

        @media (min-width: 769px) {
            .mobile-menu {
                display: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 88px 0;
            --container-max: 1240px;
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header / Nav */
        header {
            transition: box-shadow .3s ease;
        }
        .nav-link {
            position: relative;
            color: rgba(244, 247, 239, 0.78);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            transition: color .2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: #fff;
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -3px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-desktop {
            display: flex;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none !important;
            }
            .nav-mobile-toggle {
                display: flex !important;
            }
        }

        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 28px;
            padding: 0 14px;
            border-radius: var(--radius-chip);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
            letter-spacing: 0.03em;
            user-select: none;
        }
        .chip-warmup {
            background: rgba(255, 255, 255, 0.16);
            color: rgba(244, 247, 239, 0.85);
        }
        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulse-chip 2s ease-in-out infinite;
        }
        .chip-replay {
            background: var(--cta);
            color: #fff;
        }
        @keyframes pulse-chip {
            0%, 100% { box-shadow: 0 0 0 0 rgba(134, 197, 64, 0.35); }
            50% { box-shadow: 0 0 0 6px rgba(134, 197, 64, 0.12); }
        }

        .mobile-menu {
            display: none;
        }
        .mobile-menu.open {
            display: block;
        }

        /* Section */
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background-color: var(--bg-alt);
        }
        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }
        .section-dark .section-title {
            color: var(--text-inverse);
        }
        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .section-title .accent-bar {
            display: inline-block;
            width: 36px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* Card */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-cta {
            background: var(--cta);
            color: #fff;
        }
        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }
        .btn-cta:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        /* Badge */
        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .badge-accent {
            background: rgba(134, 197, 64, 0.14);
            color: var(--accent-dark);
        }
        .badge-warm {
            background: rgba(242, 102, 43, 0.12);
            color: var(--cta-dark);
        }
        .badge-dark {
            background: rgba(10, 55, 35, 0.08);
            color: var(--primary);
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color .2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent-dark);
        }
        .breadcrumb .separator {
            color: var(--border-light);
            font-size: 11px;
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* Data cards */
        .data-card {
            padding: 22px;
            border-radius: var(--radius-card);
            background: #fff;
            border: 1px solid var(--border-light);
            transition: all .3s ease;
            position: relative;
            overflow: hidden;
        }
        .data-card:hover {
            border-color: rgba(134, 197, 64, 0.55);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .data-card .data-value {
            font-family: var(--font-num);
            font-size: 38px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.2;
        }
        .data-card .data-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-body);
            margin-top: 4px;
        }
        .data-card .data-trend {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 600;
            padding: 2px 10px;
            border-radius: var(--radius-chip);
        }
        .trend-up {
            background: rgba(134, 197, 64, 0.15);
            color: var(--accent-dark);
        }
        .trend-flat {
            background: rgba(107, 126, 114, 0.12);
            color: var(--text-muted);
        }
        .trend-down {
            background: rgba(242, 102, 43, 0.12);
            color: var(--cta-dark);
        }

        /* Stat bar */
        .stat-bar {
            height: 8px;
            border-radius: 4px;
            background: var(--bg-alt);
            overflow: hidden;
            position: relative;
        }
        .stat-bar .stat-fill {
            height: 100%;
            border-radius: 4px;
            transition: width 1s ease;
        }

        /* Step */
        .step-item {
            position: relative;
            padding-left: 56px;
            padding-bottom: 32px;
        }
        .step-item:last-child {
            padding-bottom: 0;
        }
        .step-item .step-num {
            position: absolute;
            left: 0;
            top: 0;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            font-family: var(--font-num);
        }
        .step-item .step-line {
            position: absolute;
            left: 19px;
            top: 44px;
            bottom: 0;
            width: 2px;
            background: var(--border-light);
        }
        .step-item:last-child .step-line {
            display: none;
        }

        /* Table */
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .compare-table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            text-align: left;
            white-space: nowrap;
        }
        .compare-table td {
            padding: 12px 16px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-body);
        }
        .compare-table tr:hover td {
            background: rgba(134, 197, 64, 0.05);
        }

        /* Form */
        .form-input {
            width: 100%;
            height: 44px;
            padding: 0 16px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-light);
            background: #fff;
            font-size: 14px;
            color: var(--text-main);
            transition: border-color .25s ease, box-shadow .25s ease;
        }
        .form-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.15);
        }
        .form-select {
            width: 100%;
            height: 44px;
            padding: 0 16px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-light);
            background: #fff;
            font-size: 14px;
            color: var(--text-main);
            appearance: none;
            -webkit-appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236B7E72' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            cursor: pointer;
        }
        .form-select:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.15);
        }

        /* Footer */
        .footer-link {
            color: rgba(244, 247, 239, 0.6);
            font-size: 13px;
            transition: color .2s ease;
            line-height: 1.7;
        }
        .footer-link:hover {
            color: var(--accent);
        }

        /* Responsive */
        @media (max-width: 640px) {
            :root {
                --section-padding: 56px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .section-desc {
                font-size: 14px;
            }
            .data-card .data-value {
                font-size: 28px;
            }
            .container {
                padding: 0 16px;
            }
            .compare-table {
                font-size: 12px;
            }
            .compare-table th,
            .compare-table td {
                padding: 8px 10px;
            }
        }
        @media (min-width: 641px) and (max-width: 768px) {
            :root {
                --section-padding: 64px 0;
            }
            .section-title {
                font-size: 24px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .section-title {
                font-size: 26px;
            }
        }

        /* Page-specific tweaks */
        .breadcrumb-bar {
            padding: 100px 0 24px;
            background: var(--primary);
        }
        .breadcrumb-bar .breadcrumb a,
        .breadcrumb-bar .breadcrumb .current,
        .breadcrumb-bar .breadcrumb .separator {
            color: rgba(244, 247, 239, 0.7);
        }
        .breadcrumb-bar .breadcrumb .current {
            color: #fff;
        }
        .h1-title {
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            letter-spacing: 0.01em;
            margin-bottom: 8px;
        }
        .h1-desc {
            font-size: 15px;
            color: rgba(244, 247, 239, 0.7);
            line-height: 1.7;
            max-width: 560px;
        }
        @media (max-width: 640px) {
            .h1-title {
                font-size: 30px;
            }
            .h1-desc {
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 88px 0;
            --container-max: 1240px;
        }

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: var(--section-padding);
        }

        .section-alt {
            background-color: var(--bg-alt);
        }

        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }

        .section-dark .section-title {
            color: var(--text-inverse);
        }

        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-cta {
            background: var(--cta);
            color: #fff;
        }

        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }

        .btn-cta:active {
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            letter-spacing: 0.04em;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 28px;
            padding: 0 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            letter-spacing: 0.04em;
            white-space: nowrap;
            transition: background .2s ease, color .2s ease, transform .2s ease;
        }

        .chip-warmup {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.18);
        }

        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulseLive 2.2s ease-in-out infinite;
        }

        @keyframes pulseLive {
            0%, 100% { box-shadow: 0 0 0 0 rgba(134, 197, 64, 0.35); }
            50% { box-shadow: 0 0 0 6px rgba(134, 197, 64, 0); }
        }

        .chip-replay {
            background: var(--cta);
            color: #fff;
        }

        .chip:hover {
            transform: translateY(-1px);
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 24px;
        }

        .nav-link {
            color: rgba(244, 247, 239, 0.82);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 4px;
            position: relative;
            transition: color .2s ease;
        }

        .nav-link:hover {
            color: #fff;
        }

        .nav-link.active {
            color: #fff;
            background: rgba(134, 197, 64, 0.16);
            border-radius: 6px;
            padding: 6px 12px;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: 2px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .nav-mobile-toggle {
            display: none;
        }

        .mobile-menu {
            display: none;
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-mobile-toggle {
                display: inline-flex;
            }
            .mobile-menu {
                display: block;
            }
            .mobile-menu.hidden {
                display: none;
            }
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color .2s ease;
        }

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

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }

        .page-header {
            padding-top: 120px;
            padding-bottom: 40px;
            background: linear-gradient(180deg, rgba(10, 55, 35, 0.04) 0%, rgba(250, 251, 246, 0) 100%);
        }

        .page-title {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .page-summary {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 800px;
        }

        .event-card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .event-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .event-card:hover .event-card-img img {
            transform: scale(1.04);
        }

        .event-stage {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
        }

        .event-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 6px;
        }

        .event-card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .timeline-container {
            position: relative;
            padding-left: 32px;
            border-left: 3px solid var(--border-light);
            margin-top: 24px;
        }

        .timeline-item {
            position: relative;
            padding-bottom: 36px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: -42px;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px var(--border-light);
            background: var(--bg);
        }

        .timeline-dot.warmup {
            background: #8B9A91;
        }

        .timeline-dot.live {
            background: var(--accent);
            box-shadow: 0 0 0 2px rgba(134, 197, 64, 0.35);
        }

        .timeline-dot.replay {
            background: var(--cta);
            box-shadow: 0 0 0 2px rgba(242, 102, 43, 0.35);
        }

        .timeline-stage {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .timeline-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
        }

        .form-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .form-input {
            width: 100%;
            height: 44px;
            border-radius: var(--radius-input);
            border: 1px solid var(--border-light);
            background: var(--bg);
            padding: 0 14px;
            font-size: 15px;
            color: var(--text-main);
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .form-input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.15);
        }

        .form-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            display: block;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 12px;
            text-align: center;
        }

        .footer-link {
            color: rgba(244, 247, 239, 0.65);
            font-size: 13px;
            transition: color .2s ease;
        }

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

        @media (max-width: 1024px) {
            .section-title {
                font-size: 25px;
            }
            .page-title {
                font-size: 34px;
            }
            .container {
                padding: 0 20px;
            }
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 22px;
            }
            .page-title {
                font-size: 28px;
            }
            .page-header {
                padding-top: 100px;
            }
            section {
                padding: 56px 0;
            }
            .timeline-container {
                padding-left: 22px;
            }
            .timeline-dot {
                left: -31px;
                width: 14px;
                height: 14px;
            }
            .form-card {
                padding: 20px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            .page-title {
                font-size: 24px;
            }
            .section-title {
                font-size: 20px;
            }
            .btn {
                padding: 10px 18px;
                font-size: 14px;
            }
            .grid-cols-1 {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 88px 0;
            --container-max: 1240px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        section {
            padding: var(--section-padding);
        }
        @media (max-width: 768px) {
            section {
                padding: 56px 0;
            }
        }
        .section-alt {
            background-color: var(--bg-alt);
        }
        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }
        .section-dark .section-title {
            color: var(--text-inverse);
        }
        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .section-title .accent-bar {
            display: inline-block;
            width: 36px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-cta {
            background: var(--cta);
            color: #fff;
        }
        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }
        .btn-cta:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            line-height: 1.4;
        }
        .badge-green {
            background: rgba(134, 197, 64, 0.18);
            color: var(--accent-dark);
        }
        .badge-orange {
            background: rgba(242, 102, 43, 0.12);
            color: var(--cta);
        }
        .badge-gray {
            background: rgba(107, 126, 114, 0.12);
            color: var(--text-muted);
        }
        .badge-dark {
            background: rgba(10, 55, 35, 0.1);
            color: var(--primary);
        }
        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            line-height: 1.4;
            white-space: nowrap;
            transition: all .2s ease;
        }
        .chip-warmup {
            background: rgba(255, 255, 255, 0.14);
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.18);
        }
        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulse-live 1.8s ease-in-out infinite;
        }
        .chip-replay {
            background: var(--cta);
            color: #fff;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.75;
                transform: scale(0.96);
            }
        }
        .nav-desktop {
            display: flex;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: color .2s ease, border-color .2s ease, background-color .2s ease;
            position: relative;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: #86C540;
            border-bottom-color: #86C540;
        }
        .nav-link.active::before {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -8px;
            height: 26px;
            background: rgba(134, 197, 64, 0.12);
            border-radius: 6px;
            z-index: -1;
        }
        .nav-mobile-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .nav-mobile-toggle {
                display: inline-flex;
            }
        }
        .mobile-menu {
            display: none;
        }
        .mobile-menu.open {
            display: block;
        }
        .footer-link {
            color: rgba(244, 247, 239, 0.65);
            font-size: 13px;
            transition: color .2s ease;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color .2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent-dark);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .news-list-item {
            display: flex;
            gap: 16px;
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 18px 20px;
            border: 1px solid transparent;
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            cursor: pointer;
        }
        .news-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }
        .news-list-item .thumb {
            width: 90px;
            height: 70px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-alt);
        }
        .news-list-item .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-list-item .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-list-item .news-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item .news-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .news-list-item .news-meta i {
            font-size: 12px;
        }
        .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            background: #fff;
            border: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-body);
            transition: all .2s ease;
            margin: 0 6px 8px 0;
        }
        .tag-cloud a:hover {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
            transform: translateY(-1px);
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 16px;
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border-light);
            transition: all .2s ease;
        }
        .rank-item:hover {
            border-color: rgba(134, 197, 64, 0.45);
            box-shadow: var(--shadow-card);
        }
        .rank-num {
            font-family: var(--font-num);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            width: 36px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-item .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-item .rank-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-item .rank-views {
            font-size: 12px;
            color: var(--text-muted);
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            height: 44px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-input);
            padding: 0 16px;
            font-size: 14px;
            background: #fff;
            color: var(--text-main);
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .subscribe-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(134, 197, 64, 0.15);
        }
        @media (max-width: 640px) {
            .subscribe-form input {
                min-width: 100%;
            }
            .subscribe-form .btn {
                width: 100%;
            }
        }
        .item-enter {
            animation: fadeInUp .5s ease both;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(16px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 72px 0;
            --container-max: 1240px;
        }

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            padding-top: 64px;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: var(--section-padding);
        }

        .section-alt {
            background-color: var(--bg-alt);
        }

        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }

        .section-dark .section-title {
            color: var(--text-inverse);
        }

        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .section-title .accent-bar {
            display: inline-block;
            width: 36px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }

        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }

        .btn-cta {
            background: var(--cta);
            color: #fff;
        }

        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }

        .btn-cta:active {
            transform: translateY(0);
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            line-height: 1.4;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            height: 28px;
            line-height: 1;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .chip-warmup {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulse-live 2s ease-in-out infinite;
        }

        .chip-replay {
            background: var(--cta);
            color: #fff;
        }

        @keyframes pulse-live {
            0%, 100% { box-shadow: 0 0 0 0 rgba(134, 197, 64, 0.4); }
            50% { box-shadow: 0 0 0 6px rgba(134, 197, 64, 0); }
        }

        .nav-link {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 8px;
            transition: all .2s ease;
            letter-spacing: 0.01em;
        }

        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-link.active {
            color: var(--accent);
            background: rgba(134, 197, 64, 0.14);
            border-bottom: 2px solid var(--accent);
            border-radius: 8px 8px 0 0;
        }

        .footer-link {
            color: rgba(244, 247, 239, 0.6);
            font-size: 13px;
            transition: color .2s ease;
        }

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

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color .2s ease;
        }

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

        .breadcrumb .separator {
            color: #b0bdb4;
            font-size: 11px;
        }

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

        .h1-category {
            font-size: 38px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .category-summary {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 18px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--border-light);
            color: var(--text-body);
            background: #fff;
            cursor: pointer;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(134, 197, 64, 0.06);
        }

        .filter-tag.active-tag {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .guide-card {
            display: flex;
            gap: 16px;
            padding: 16px;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-light);
            transition: all .3s ease;
            cursor: pointer;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .guide-card .thumb {
            width: 80px;
            height: 80px;
            border-radius: 10px;
            overflow: hidden;
            flex-shrink: 0;
        }

        .guide-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .guide-card .content {
            flex: 1;
            min-width: 0;
        }

        .guide-card .title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .guide-card .desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .guide-card .tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .guide-card .tag {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 999px;
            font-weight: 500;
        }

        .tag-green {
            background: rgba(134, 197, 64, 0.15);
            color: #4a7a1e;
        }

        .tag-orange {
            background: rgba(242, 102, 43, 0.12);
            color: #c5491b;
        }

        .tag-blue {
            background: rgba(10, 55, 35, 0.08);
            color: var(--primary);
        }

        .featured-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            display: flex;
            gap: 0;
        }

        .featured-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .featured-card .img-wrap {
            width: 45%;
            min-height: 200px;
            overflow: hidden;
        }

        .featured-card .img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-card .info {
            flex: 1;
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .featured-card .info .fc-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 6px;
        }

        .featured-card .info .fc-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .featured-card .info .fc-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .path-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .path-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: #fff;
            border-radius: 12px;
            border-left: 4px solid var(--accent);
            box-shadow: 0 1px 6px rgba(10, 55, 35, 0.04);
            transition: all .2s ease;
        }

        .path-list li:hover {
            box-shadow: var(--shadow-card-hover);
            border-left-color: var(--cta);
        }

        .path-list .step-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .path-list .path-info {
            flex: 1;
        }

        .path-list .path-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 2px;
        }

        .path-list .path-desc {
            font-size: 12px;
            color: var(--text-muted);
        }

        .path-list a {
            color: var(--accent);
            font-size: 13px;
            font-weight: 500;
            flex-shrink: 0;
            transition: color .2s ease;
        }

        .path-list a:hover {
            color: var(--cta);
        }

        .hidden {
            display: none !important;
        }

        .nav-desktop {
            display: flex;
        }

        .nav-mobile-toggle {
            display: none;
        }

        .mobile-menu {
            display: none;
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none !important;
            }
            .nav-mobile-toggle {
                display: flex !important;
            }
            .mobile-menu {
                display: block;
            }
            .container {
                padding: 0 16px;
            }
            .h1-category {
                font-size: 30px;
            }
            .section-title {
                font-size: 24px;
            }
            .guide-card {
                flex-direction: column;
                gap: 12px;
            }
            .guide-card .thumb {
                width: 100%;
                height: 140px;
                border-radius: 10px;
            }
            .featured-card {
                flex-direction: column;
            }
            .featured-card .img-wrap {
                width: 100%;
                min-height: 160px;
                max-height: 200px;
            }
            .featured-card .info {
                padding: 18px;
            }
            section {
                padding: 48px 0;
            }
            .filter-tag {
                font-size: 12px;
                padding: 6px 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
            .h1-category {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .guide-card .desc {
                -webkit-line-clamp: 3;
            }
            .path-list li {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .path-list a {
                align-self: flex-end;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            .guide-card .thumb {
                width: 64px;
                height: 64px;
            }
        }

        .filter-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 24px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-cloud .tag-item {
            padding: 6px 16px;
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 999px;
            font-size: 13px;
            color: var(--text-body);
            cursor: pointer;
            transition: all .2s ease;
        }

        .tag-cloud .tag-item:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(134, 197, 64, 0.06);
        }

/* roulang page: category5 */
:root {
            --primary: #0A3723;
            --primary-dark: #081F16;
            --primary-light: #0C2018;
            --accent: #86C540;
            --accent-dark: #6DA632;
            --cta: #F2662B;
            --cta-dark: #D94F1A;
            --bg: #FAFBF6;
            --bg-alt: #EEF3E9;
            --text-main: #14251B;
            --text-body: #3A5143;
            --text-muted: #6B7E72;
            --text-inverse: #F4F7EF;
            --border-light: #DCE5DA;
            --radius-card: 16px;
            --radius-btn: 10px;
            --radius-input: 8px;
            --radius-chip: 999px;
            --shadow-card: 0 2px 12px rgba(10, 55, 35, 0.06);
            --shadow-card-hover: 0 8px 24px rgba(10, 55, 35, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'Inter', 'SF Pro Display', sans-serif;
            --section-padding: 88px 0;
            --container-max: 1240px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            outline: none;
            border: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        section {
            padding: var(--section-padding);
        }
        .section-alt {
            background-color: var(--bg-alt);
        }
        .section-dark {
            background-color: var(--primary-light);
            color: var(--text-inverse);
        }
        .section-dark .section-title {
            color: var(--text-inverse);
        }
        .section-dark .section-desc {
            color: rgba(244, 247, 239, 0.78);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.35;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .section-title .accent-bar {
            display: inline-block;
            width: 36px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 720px;
            margin-bottom: 40px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            border: 1px solid transparent;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.45);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            transition: all .25s ease;
            line-height: 1.4;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            background: var(--primary-dark);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-secondary:hover {
            background: rgba(10, 55, 35, 0.06);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-cta {
            background: var(--cta);
            color: #fff;
        }
        .btn-cta:hover {
            background: var(--cta-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(242, 102, 43, 0.35);
        }
        .btn-cta:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 8px;
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }
        .badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            line-height: 1.4;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 28px;
            padding: 0 14px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-chip);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .chip-warmup {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
        }
        .chip-live {
            background: var(--accent);
            color: var(--primary-dark);
            animation: pulse-live 2s infinite;
        }
        .chip-replay {
            background: var(--cta);
            color: #fff;
        }
        @keyframes pulse-live {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(134, 197, 64, 0.5);
            }
            50% {
                box-shadow: 0 0 0 6px rgba(134, 197, 64, 0);
            }
        }
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.78);
            font-size: 14px;
            font-weight: 500;
            padding: 6px 4px;
            position: relative;
            transition: color .2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link.active {
            color: var(--accent);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .mobile-menu {
            display: none;
        }
        .mobile-menu.open {
            display: block;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-mobile-toggle {
                display: flex !important;
            }
        }
        @media (min-width: 769px) {
            .nav-mobile-toggle {
                display: none !important;
            }
        }
        .footer-link {
            color: rgba(244, 247, 239, 0.7);
            font-size: 13px;
            transition: color .2s ease;
        }
        .footer-link:hover {
            color: var(--accent);
        }
        /* 面包屑样式 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 14px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color .2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: #b8c5bc;
            font-size: 10px;
        }
        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 600;
        }
        /* H1标题带样式 */
        .page-h1-band {
            background: var(--bg-alt);
            border-bottom: 1px solid var(--border-light);
            padding: 40px 0 32px;
            margin-top: 64px;
        }
        .page-h1-band h1 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 6px;
        }
        .page-h1-band .summary {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 680px;
        }
        /* 权益卡片 */
        .benefit-card {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 24px 22px;
            transition: all .3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .benefit-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.55);
        }
        .benefit-card .icon-wrap {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(134, 197, 64, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .benefit-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.4;
        }
        .benefit-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }
        /* 会员等级对比表 */
        .plan-table-wrap {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--border-light);
        }
        .plan-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .plan-table th,
        .plan-table td {
            padding: 16px 18px;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
            vertical-align: middle;
        }
        .plan-table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 13px;
            letter-spacing: 0.03em;
        }
        .plan-table th:nth-child(2),
        .plan-table th:nth-child(3),
        .plan-table th:nth-child(4) {
            text-align: center;
        }
        .plan-table td:nth-child(2),
        .plan-table td:nth-child(3),
        .plan-table td:nth-child(4) {
            text-align: center;
        }
        .plan-table tr:last-child td {
            border-bottom: none;
        }
        .plan-table .plan-name {
            font-weight: 600;
            color: var(--text-main);
            font-size: 15px;
        }
        .plan-table .plan-price {
            font-weight: 700;
            color: var(--text-main);
            font-size: 16px;
        }
        .plan-table .highlight-col {
            background: rgba(134, 197, 64, 0.08);
        }
        .plan-table .check-icon {
            color: var(--accent-dark);
            font-size: 14px;
        }
        .plan-table .minus-icon {
            color: #c4d2c8;
            font-size: 14px;
        }
        @media (max-width: 640px) {
            .plan-table-wrap {
                overflow-x: auto;
                border-radius: 12px;
            }
            .plan-table {
                min-width: 520px;
                font-size: 13px;
            }
            .plan-table th,
            .plan-table td {
                padding: 12px 14px;
            }
        }
        /* 步骤流程 */
        .step-item {
            background: #fff;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            padding: 24px 22px;
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 10px;
            position: relative;
            transition: all .3s ease;
        }
        .step-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(134, 197, 64, 0.5);
        }
        .step-number {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 700;
            color: rgba(134, 197, 64, 0.4);
            line-height: 1;
        }
        .step-item h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }
        /* FAQ样式 */
        .faq-item {
            background: #fff;
            border-radius: 12px;
            border: 1px solid var(--border-light);
            padding: 18px 20px;
            margin-bottom: 12px;
            transition: border-color .25s ease, box-shadow .25s ease;
        }
        .faq-item:hover {
            border-color: rgba(134, 197, 64, 0.5);
            box-shadow: var(--shadow-card);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.55;
            cursor: default;
        }
        .faq-item .faq-question .q-bar {
            width: 3px;
            min-width: 3px;
            height: 20px;
            background: var(--accent);
            border-radius: 2px;
            margin-top: 2px;
        }
        .faq-item .faq-answer {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            margin-top: 10px;
            padding-left: 15px;
        }
        /* CTA样式 */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 72px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 55, 35, 0.92) 0%, rgba(12, 32, 24, 0.88) 100%);
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            max-width: 560px;
        }
        @media (max-width: 640px) {
            .section-title {
                font-size: 24px;
            }
            .page-h1-band h1 {
                font-size: 26px;
            }
            section {
                padding: 56px 0;
            }
            .cta-card {
                padding: 24px 18px;
            }
        }
        @media (min-width: 641px) and (max-width: 768px) {
            .section-title {
                font-size: 26px;
            }
            .page-h1-band h1 {
                font-size: 28px;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
        }