/* roulang page: index */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20,22,26,0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20,22,26,0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }

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

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

        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        ::selection {
            background: rgba(240, 78, 35, 0.18);
            color: var(--ink);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .font-num {
            font-family: var(--font-num);
        }

        .bg-brand-gradient {
            background: var(--brand-gradient);
        }

        .text-brand {
            color: var(--brand-solid);
        }

        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }

        .border-line {
            border-color: var(--line);
        }

        .shadow-card {
            box-shadow: var(--shadow-card);
        }

        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }

        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }

        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }

        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }

        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }

        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 8px;
        }

        .badge-green {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(45, 156, 110, 0.12);
            color: var(--datagreen);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 8px;
        }

        .badge-yellow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(242, 183, 5, 0.16);
            color: #A67C00;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 8px;
        }

        .badge-red {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(200, 30, 46, 0.12);
            color: var(--red);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 8px;
        }

        .section-pad {
            padding: 64px 0;
        }

        .section-pad-sm {
            padding: 44px 0;
        }

        .card-base {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }

        .card-service-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 78, 35, 0.08);
            color: var(--brand-solid);
            border-radius: 14px;
            font-size: 22px;
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
            transition: background 0.3s ease;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 8px;
            background: transparent;
            border: none;
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            cursor: pointer;
            transition: color 0.3s ease;
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .faq-icon {
            flex-shrink: 0;
            font-size: 18px;
            color: var(--brand-solid);
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 8px;
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 8px 20px;
        }

        .coverimg-hover {
            overflow: hidden;
            border-radius: 18px 18px 0 0;
        }

        .coverimg-hover img {
            transition: transform 0.4s ease;
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .card-news:hover .coverimg-hover img {
            transform: scale(1.05);
        }

        .topic-card {
            border-radius: 18px;
            overflow: hidden;
            position: relative;
            display: block;
            text-decoration: none;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            background: var(--card-white);
            border: 1px solid var(--line);
        }

        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .topic-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            display: block;
        }

        .topic-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(20,22,26,0.82) 100%);
            padding: 28px 16px 12px;
            color: #fff;
        }

        .milestone-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-solid);
            flex-shrink: 0;
            margin-top: 8px;
            box-shadow: 0 0 0 4px rgba(240, 78, 35, 0.18);
        }

        .timeline-line {
            width: 2px;
            background: #E5E1D8;
            position: absolute;
            top: 0;
            bottom: 0;
            left: 5px;
        }

        .input-field {
            width: 100%;
            background: #fff;
            border: 1.5px solid var(--line);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 16px;
            color: var(--ink);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            outline: none;
        }

        .input-field:focus {
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.12);
        }

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

        .chip-select {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: var(--radius-chip);
            border: 1.5px solid var(--line);
            background: #fff;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: border-color 0.3s ease, background 0.3s ease, color 0.3s ease;
            user-select: none;
        }

        .chip-select:hover {
            border-color: var(--brand-solid);
            background: rgba(240, 78, 35, 0.06);
        }

        .chip-select.selected {
            border-color: var(--brand-solid);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
        }

        .footer-link {
            color: #A7A9AD;
            font-size: 14px;
            line-height: 2.1;
            transition: color 0.3s ease;
        }

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

        .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        @media (max-width: 768px) {
            .section-pad {
                padding: 40px 0;
            }
            .section-pad-sm {
                padding: 28px 0;
            }
            .container {
                padding: 0 16px;
            }
            .btn-primary,
            .btn-secondary,
            .btn-white-outline {
                font-size: 15px;
                padding: 10px 18px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 6px;
            }
            .faq-answer {
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .section-pad {
                padding: 32px 0;
            }
            .card-base {
                border-radius: 20px;
            }
            .topic-overlay {
                padding: 20px 12px 10px;
            }
        }

/* roulang page: category3 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20, 22, 26, 0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20, 22, 26, 0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .bg-brand-gradient {
            background: var(--brand-gradient);
        }

        .text-brand {
            color: var(--brand-solid);
        }

        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }

        .border-line {
            border-color: var(--line);
        }

        .shadow-card {
            box-shadow: var(--shadow-card);
        }

        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }

        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }

        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }

        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }

        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }

        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }

        .chip-filter {
            display: inline-flex;
            align-items: center;
            padding: 7px 18px;
            background: #fff;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .chip-filter:hover {
            border-color: var(--brand-solid);
            color: var(--brand-solid);
            background: rgba(240, 78, 35, 0.05);
        }

        .chip-filter.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }

        .chip-filter:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

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

        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.2s ease;
        }

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

        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .data-badge-green {
            background: rgba(45, 156, 110, 0.1);
            color: var(--datagreen);
        }

        .data-badge-yellow {
            background: rgba(242, 183, 5, 0.12);
            color: #B8860B;
        }

        .data-badge-red {
            background: rgba(200, 30, 46, 0.08);
            color: var(--red);
        }

        .card-tool {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .card-tool:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .card-tool .tool-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #EAE7E2;
            position: relative;
        }

        .card-tool .tool-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }

        .faq-item[open] {
            box-shadow: var(--shadow-card);
        }

        .faq-item summary {
            padding: 18px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            list-style: none;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 18px;
            color: var(--brand-solid);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .cta-panel {
            background: var(--ink);
            background-image: linear-gradient(135deg, rgba(255, 90, 54, 0.15) 0%, rgba(200, 30, 46, 0.1) 100%);
            border-radius: var(--radius-card-lg);
            padding: 40px 32px;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: rgba(255, 90, 54, 0.2);
            border-radius: 50%;
            pointer-events: none;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-link {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color 0.25s ease;
        }

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

        .form-input {
            display: block;
            width: 100%;
            padding: 12px 16px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            font-size: 15px;
            color: var(--text-body);
            outline: none;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .form-input:focus {
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.15);
        }

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

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

        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 720px;
        }

        .tool-badge-date {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            background: #F5F3EE;
            padding: 4px 10px;
            border-radius: 9999px;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }

            .cta-panel {
                padding: 28px 20px;
            }

            .faq-item summary {
                padding: 16px 18px;
                font-size: 15px;
            }

            .faq-item .faq-answer {
                padding: 0 18px 16px;
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .section-title {
                font-size: 22px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 15px;
            }

            .data-badge {
                font-size: 11px;
                padding: 3px 8px;
            }
        }

/* roulang page: category2 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20, 22, 26, 0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20, 22, 26, 0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .bg-brand-gradient {
            background: var(--brand-gradient);
        }

        .text-brand {
            color: var(--brand-solid);
        }

        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }

        .border-line {
            border-color: var(--line);
        }

        .shadow-card {
            box-shadow: var(--shadow-card);
        }

        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }

        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }

        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }

        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }

        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }

        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }

        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }

        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }

        .chip-filter {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 18px;
            background: #fff;
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.25s ease;
        }

        .chip-filter:hover {
            border-color: var(--brand-solid);
            color: var(--brand-solid);
            background: rgba(240, 78, 35, 0.05);
        }

        .chip-filter.active {
            background: var(--brand-solid);
            color: #fff;
            border-color: var(--brand-solid);
            box-shadow: 0 8px 18px -8px rgba(240, 78, 35, 0.45);
        }

        .chip-filter:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .filter-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .filter-scroll::-webkit-scrollbar {
            display: none;
        }

        .card-list-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

        .card-list-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.5;
            white-space: nowrap;
        }

        .badge-datagreen {
            background: rgba(45, 156, 110, 0.12);
            color: var(--datagreen);
        }

        .badge-accent {
            background: rgba(242, 183, 5, 0.18);
            color: #996F00;
        }

        .badge-red {
            background: rgba(200, 30, 46, 0.12);
            color: var(--red);
        }

        .badge-ink {
            background: rgba(20, 22, 26, 0.08);
            color: var(--ink);
        }

        .stat-block {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .stat-number {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 28px;
            line-height: 1.2;
            color: var(--ink);
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }

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

        .breadcrumb .separator {
            color: #D1CFC7;
        }

        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 500;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 24px -16px rgba(20, 22, 26, 0.12);
            transition: box-shadow 0.3s ease;
        }

        .faq-item:hover {
            box-shadow: 0 16px 32px -16px rgba(20, 22, 26, 0.18);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: transparent;
            border: none;
            width: 100%;
            cursor: pointer;
            text-align: left;
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            transition: color 0.25s ease;
            font-family: var(--font-cn);
        }

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

        .faq-question:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: -2px;
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 78, 35, 0.08);
            color: var(--brand-solid);
            font-size: 14px;
            transition: transform 0.3s ease, background 0.3s ease;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.75;
        }

        .faq-answer.open {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-solid);
            color: #fff;
        }

        .footer-heading {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-link {
            display: inline-block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            padding: 3px 0;
            transition: color 0.25s ease;
        }

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

        .section-spacing {
            padding: 56px 0;
        }

        @media (max-width: 768px) {
            .section-spacing {
                padding: 36px 0;
            }
            .stat-number {
                font-size: 22px;
            }
            .container {
                padding: 0 16px;
            }
            .faq-question {
                padding: 15px 18px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 18px;
                font-size: 15px;
            }
            .faq-answer.open {
                padding: 0 18px 16px;
            }
        }

        @media (max-width: 520px) {
            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 14px;
                border-radius: 12px;
            }
            .chip-nav {
                padding: 5px 12px;
                font-size: 13px;
            }
            .stat-number {
                font-size: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20,22,26,0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20,22,26,0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .bg-brand-gradient {
            background: var(--brand-gradient);
        }
        .text-brand {
            color: var(--brand-solid);
        }
        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }
        .border-line {
            border-color: var(--line);
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }
        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }
        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }
        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }
        .chip-filter {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 7px 18px;
            background: #fff;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .chip-filter:hover {
            background: rgba(240, 78, 35, 0.08);
            border-color: rgba(240, 78, 35, 0.4);
            color: var(--brand-solid);
        }
        .chip-filter.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.35);
        }
        .chip-filter:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .filter-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .filter-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .filter-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .filter-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }
        .news-card {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .news-card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 16px;
        }
        .news-card-body {
            display: flex;
            flex-direction: column;
            gap: 8px;
            flex: 1;
        }
        .news-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin: 0;
        }
        .news-card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin: 0;
            flex: 1;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-light);
        }
        .news-card-meta .date {
            font-family: var(--font-num);
        }
        .news-card-meta .tag {
            background: var(--bg-brand-soft, rgba(240, 78, 35, 0.08));
            color: var(--brand-solid);
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-solid);
            font-weight: 600;
            font-size: 14px;
            transition: color 0.3s ease, gap 0.3s ease;
            cursor: pointer;
        }
        .btn-read-more:hover {
            color: #B3121E;
            gap: 10px;
        }
        .btn-read-more:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .list-card {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 16px;
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .list-card-img {
            width: 180px;
            height: 130px;
            object-fit: cover;
            border-radius: 16px;
            flex-shrink: 0;
        }
        .list-card-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .list-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin: 0;
        }
        .list-card-summary {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }
        .list-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .list-card-meta .date {
            font-family: var(--font-num);
        }
        .badge-datagreen {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(45, 156, 110, 0.12);
            color: var(--datagreen);
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
        }
        .badge-accent {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(242, 183, 5, 0.15);
            color: #9A7200;
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
        }
        .badge-red {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: rgba(200, 30, 46, 0.1);
            color: var(--red);
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
        }
        .stat-number {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 32px;
            line-height: 1.1;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .metric-card {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .metric-card .icon-circle {
            width: 44px;
            height: 44px;
            border-radius: 9999px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 18px;
        }
        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: 18px;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(240, 78, 35, 0.3);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            transition: background 0.3s ease;
        }
        .faq-question:hover {
            background: rgba(240, 78, 35, 0.04);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: -2px;
        }
        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 9999px;
            background: #F0EEE8;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--text-muted);
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question .faq-icon {
            background: var(--brand-gradient);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .feature-card {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .feature-card-img {
            width: 100%;
            height: 170px;
            object-fit: cover;
            border-radius: 16px;
        }
        .feature-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin: 0;
        }
        .feature-card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-link {
            display: inline-block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            padding: 2px 0;
            transition: color 0.3s ease;
        }
        .footer-link:hover {
            color: #fff;
        }
        .footer-link:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
            border-radius: 4px;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.3s ease;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.4);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: #fff;
            font-weight: 500;
        }
        .section-padding {
            padding: 64px 0;
        }
        .section-padding-sm {
            padding: 40px 0;
        }
        .form-input {
            width: 100%;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 15px;
            color: var(--text-body);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.12);
        }
        .form-input::placeholder {
            color: var(--text-light);
        }
        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 6px;
        }
        @media (max-width: 1024px) {
            .list-card-img {
                width: 150px;
                height: 110px;
            }
            .stat-number {
                font-size: 27px;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 44px 0;
            }
            .section-padding-sm {
                padding: 28px 0;
            }
            .list-card {
                flex-direction: column;
                gap: 12px;
            }
            .list-card-img {
                width: 100%;
                height: 170px;
            }
            .stat-number {
                font-size: 24px;
            }
            .container {
                padding: 0 16px;
            }
            .chip-nav {
                font-size: 13px;
                padding: 5px 13px;
            }
            .chip-filter {
                font-size: 13px;
                padding: 6px 14px;
            }
        }
        @media (max-width: 520px) {
            .section-padding {
                padding: 32px 0;
            }
            .section-padding-sm {
                padding: 20px 0;
            }
            .stat-number {
                font-size: 22px;
            }
            .news-card-img {
                height: 150px;
            }
            .feature-card-img {
                height: 150px;
            }
            .list-card-img {
                height: 150px;
            }
            .faq-question {
                font-size: 15px;
                padding: 15px 18px;
            }
            .faq-answer {
                font-size: 14px;
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }

/* roulang page: category4 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20, 22, 26, 0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20, 22, 26, 0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }

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

        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .bg-brand-gradient {
            background: var(--brand-gradient);
        }

        .text-brand {
            color: var(--brand-solid);
        }

        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }

        .border-line {
            border-color: var(--line);
        }

        .shadow-card {
            box-shadow: var(--shadow-card);
        }

        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }

        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }
        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }
        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }

        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-scroll::-webkit-scrollbar-thumb {
            background-color: #D1CFC7;
            border-radius: 9999px;
        }

        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: #fff;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        .filter-chip:hover {
            border-color: var(--brand-solid);
            color: var(--brand-solid);
        }
        .filter-chip.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.35);
        }

        .data-badge {
            display: inline-flex;
            align-items: baseline;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 16px;
            font-family: var(--font-num);
            font-weight: 600;
        }

        .card-community {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .card-community:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .community-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .community-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-community:hover .community-cover img {
            transform: scale(1.05);
        }

        .faq-item {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: 20px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: background 0.3s ease;
        }
        .faq-question:hover {
            background: rgba(240, 78, 35, 0.04);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-solid);
            font-size: 14px;
            transition: transform 0.3s ease;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding: 0 22px 20px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }

        .section-heading {
            font-size: 28px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .section-subheading {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .footer-link {
            display: inline-block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 2;
            transition: color 0.25s ease;
        }
        .footer-link:hover {
            color: #fff;
        }

        .breadcrumb-link {
            color: var(--text-muted);
            font-size: 14px;
            transition: color 0.25s ease;
        }
        .breadcrumb-link:hover {
            color: var(--brand-solid);
        }
        .breadcrumb-current {
            color: var(--ink);
            font-size: 14px;
            font-weight: 500;
        }

        .form-input {
            background: #fff;
            border: 1.5px solid var(--line);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 15px;
            color: var(--ink);
            width: 100%;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            outline: none;
        }
        .form-input:focus {
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.15);
        }
        .form-input::placeholder {
            color: var(--text-light);
        }

        @media (max-width: 1024px) {
            .section-heading {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section-heading {
                font-size: 22px;
            }
            .community-cover {
                height: 160px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 15px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 18px;
                font-size: 14px;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }

        @media (max-width: 520px) {
            .section-heading {
                font-size: 20px;
            }
            .community-cover {
                height: 140px;
            }
            .filter-chip {
                padding: 6px 14px;
                font-size: 13px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 8px 16px;
                font-size: 14px;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category5 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20,22,26,0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20,22,26,0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .bg-brand-gradient {
            background: var(--brand-gradient);
        }
        .text-brand {
            color: var(--brand-solid);
        }
        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }
        .border-line {
            border-color: var(--line);
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }
        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }
        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }
        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }
        .chip-filter {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: #fff;
            color: var(--text-muted);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .chip-filter:hover {
            background: rgba(240, 78, 35, 0.06);
            color: var(--brand-solid);
            border-color: rgba(240, 78, 35, 0.3);
        }
        .chip-filter.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .badge-data {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            font-family: var(--font-num);
        }
        .badge-green {
            background: rgba(45, 156, 110, 0.12);
            color: var(--datagreen);
        }
        .badge-yellow {
            background: rgba(242, 183, 5, 0.15);
            color: #B8860B;
        }
        .badge-red {
            background: rgba(200, 30, 46, 0.1);
            color: var(--red);
        }
        .badge-plain {
            background: #F0EEE8;
            color: var(--text-muted);
        }
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 16px;
            background: #fff;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            background: transparent;
            border: none;
            cursor: pointer;
            text-align: left;
            font-weight: 600;
            font-size: 16px;
            color: var(--ink);
            transition: color 0.3s ease;
        }
        .faq-question:hover {
            color: var(--brand-solid);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: -2px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.08);
            color: var(--brand-solid);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: transform 0.3s ease, background 0.3s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-solid);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 20px;
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 20px;
        }
        .section-heading {
            font-size: 28px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.35;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 640px;
        }
        .section-block {
            padding: 56px 0;
        }
        .section-block-alt {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .list-card {
            display: flex;
            flex-direction: column;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .list-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .list-card-body {
            padding: 20px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .list-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            margin-bottom: 8px;
            transition: color 0.25s ease;
        }
        .list-card:hover .list-card-title {
            color: var(--brand-solid);
        }
        .list-card-summary {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .list-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 14px;
        }
        .list-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--brand-solid);
            font-weight: 600;
            font-size: 15px;
            transition: gap 0.3s ease, color 0.3s ease;
        }
        .list-card-btn:hover {
            gap: 10px;
            color: var(--red);
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
            text-transform: uppercase;
            opacity: 0.9;
        }
        .footer-link {
            display: inline-block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            padding: 4px 0;
            transition: color 0.25s ease;
        }
        .footer-link:hover {
            color: #fff;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: var(--brand-solid);
        }
        .breadcrumb .separator {
            color: var(--text-light);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--brand-solid);
            font-weight: 600;
        }
        .stats-number {
            font-family: var(--font-num);
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.1;
        }
        .deep-block {
            background: var(--ink-soft);
            border-radius: var(--radius-card-lg);
            padding: 32px 36px;
            color: #fff;
            box-shadow: var(--shadow-card);
        }
        .deep-step {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .deep-step-num {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
        }
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border: 1.5px solid var(--line);
            border-radius: 12px;
            background: #fff;
            font-size: 15px;
            color: var(--text-body);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .form-input:focus {
            outline: none;
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.12);
        }
        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 6px;
        }
        @media (max-width: 768px) {
            .section-heading {
                font-size: 24px;
            }
            .section-block {
                padding: 40px 0;
            }
            .stats-number {
                font-size: 28px;
            }
            .deep-block {
                padding: 24px 20px;
            }
            .list-card-img {
                height: 160px;
            }
        }
        @media (min-width: 1024px) {
            .section-heading {
                font-size: 32px;
            }
        }

/* roulang page: category6 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20,22,26,0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20,22,26,0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .bg-brand-gradient {
            background: var(--brand-gradient);
        }
        .text-brand {
            color: var(--brand-solid);
        }
        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }
        .border-line {
            border-color: var(--line);
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }
        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
            text-decoration: none;
        }
        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }
        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }
        .chip-filter {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            background: #fff;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: all 0.3s ease;
        }
        .chip-filter:hover {
            border-color: var(--brand-solid);
            color: var(--brand-solid);
            background: rgba(240, 78, 35, 0.04);
        }
        .chip-filter.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.35);
        }
        .filter-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .filter-scroll::-webkit-scrollbar {
            display: none;
        }
        .badge-datagreen {
            background: rgba(45, 156, 110, 0.12);
            color: #2D9C6E;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .badge-accent {
            background: rgba(242, 183, 5, 0.18);
            color: #B8860B;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .badge-red {
            background: rgba(200, 30, 46, 0.1);
            color: var(--red);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .badge-neutral {
            background: #F0EEE8;
            color: var(--text-muted);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 9999px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .stat-number {
            font-family: var(--font-num);
            font-weight: 700;
            font-variant-numeric: tabular-nums;
            letter-spacing: -0.02em;
        }
        .metric-card {
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }
        .metric-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
            border-color: rgba(240, 78, 35, 0.25);
        }
        .list-card {
            display: flex;
            flex-direction: column;
            background: var(--card-white);
            border: 1px solid var(--line);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow 0.35s ease, transform 0.35s ease, border-color 0.35s ease;
        }
        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(240, 78, 35, 0.2);
        }
        .faq-item {
            border: 1px solid var(--line);
            border-radius: 16px;
            background: #fff;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(240, 78, 35, 0.3);
        }
        .faq-item.open {
            border-color: rgba(240, 78, 35, 0.4);
            box-shadow: 0 12px 28px -12px rgba(20,22,26,0.12);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            transition: color 0.3s ease;
        }
        .faq-question:hover {
            color: var(--brand-solid);
        }
        .faq-question:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: -2px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(240, 78, 35, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--brand-solid);
            transition: transform 0.35s ease, background 0.35s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            background: var(--brand-solid);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }
        .form-input {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 12px;
            padding: 12px 16px;
            color: #fff;
            font-size: 15px;
            transition: border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
            outline: none;
            -webkit-appearance: none;
            appearance: none;
        }
        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .form-input:focus {
            border-color: var(--brand-solid);
            background: rgba(255, 255, 255, 0.09);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.25);
        }
        .form-select {
            width: 100%;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 12px;
            padding: 12px 16px;
            color: #fff;
            font-size: 15px;
            transition: border-color 0.3s ease, background 0.3s ease;
            outline: none;
            -webkit-appearance: none;
            appearance: none;
            cursor: pointer;
        }
        .form-select:focus {
            border-color: var(--brand-solid);
            background: rgba(255, 255, 255, 0.09);
        }
        .form-select option {
            color: var(--text-body);
            background: #fff;
        }
        .footer-heading {
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            margin-bottom: 16px;
            opacity: 0.8;
        }
        .footer-link {
            display: inline-block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            line-height: 2.1;
            transition: color 0.25s ease;
        }
        .footer-link:hover {
            color: #fff;
        }
        .breadcrumb-link {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.25s ease;
        }
        .breadcrumb-link:hover {
            color: #fff;
        }
        .breadcrumb-sep {
            color: rgba(255, 255, 255, 0.35);
            font-size: 13px;
            margin: 0 6px;
        }
        .breadcrumb-current {
            color: rgba(255, 255, 255, 0.9);
            font-size: 14px;
            font-weight: 500;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-top: 8px;
        }
        .list-card-cover {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
        }
        .list-card-body {
            padding: 18px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .list-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
            margin-bottom: 8px;
            transition: color 0.3s ease;
        }
        .list-card:hover .list-card-title {
            color: var(--brand-solid);
        }
        .list-card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .list-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 14px;
            flex-wrap: wrap;
        }
        .list-card-date {
            font-size: 13px;
            color: var(--text-light);
            font-family: var(--font-num);
        }
        .list-card-link {
            margin-left: auto;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-solid);
            transition: gap 0.3s ease, color 0.3s ease;
        }
        .list-card-link:hover {
            color: var(--red);
            gap: 8px;
        }
        .feature-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            min-height: 260px;
            display: flex;
            align-items: flex-end;
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card-cover {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }
        .feature-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(20,22,26,0.15) 0%, rgba(20,22,26,0.82) 100%);
            z-index: 1;
        }
        .feature-card-content {
            position: relative;
            z-index: 2;
            padding: 22px 24px;
            color: #fff;
        }
        .feature-card-title {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 6px;
        }
        .feature-card-desc {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.6;
        }
        .step-card {
            display: flex;
            gap: 16px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 20px 24px;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }
        .step-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
            border-color: rgba(240, 78, 35, 0.25);
        }
        .step-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
        }
        @media (max-width: 1024px) {
            .section-title {
                font-size: 24px;
            }
            .list-card-title {
                font-size: 17px;
            }
            .feature-card {
                min-height: 220px;
            }
            .feature-card-title {
                font-size: 18px;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 22px;
            }
            .metric-card {
                padding: 16px 18px;
            }
            .list-card-body {
                padding: 16px 18px 18px;
            }
            .list-card-title {
                font-size: 16px;
            }
            .feature-card {
                min-height: 200px;
            }
            .feature-card-title {
                font-size: 17px;
            }
            .step-card {
                padding: 16px 18px;
                gap: 12px;
            }
            .step-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
                border-radius: 10px;
            }
            .faq-question {
                padding: 15px 16px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 14px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 20px;
            }
            .list-card {
                border-radius: 20px;
            }
            .list-card-cover {
                aspect-ratio: 16/10;
            }
            .btn-primary,
            .btn-secondary,
            .btn-white-outline {
                padding: 10px 18px;
                font-size: 15px;
            }
        }

/* roulang page: category7 */
:root {
            --brand-gradient: linear-gradient(135deg, #FF5A36 0%, #C81E2E 100%);
            --brand-solid: #F04E23;
            --ink: #14161A;
            --ink-soft: #1B1E24;
            --paper: #F7F5F0;
            --card-white: #FFFFFF;
            --datagreen: #2D9C6E;
            --accent: #F2B705;
            --red: #C81E2E;
            --line: #EAE7E2;
            --text-body: #2B2D31;
            --text-muted: #6B7280;
            --text-light: #9CA3AF;
            --shadow-card: 0 20px 40px -20px rgba(20,22,26,0.18);
            --shadow-card-hover: 0 28px 48px -20px rgba(20,22,26,0.28);
            --radius-card: 26px;
            --radius-card-lg: 28px;
            --radius-btn: 14px;
            --radius-chip: 9999px;
            --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", sans-serif;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-cn);
            background-color: var(--paper);
            color: var(--text-body);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .bg-brand-gradient {
            background: var(--brand-gradient);
        }
        .text-brand {
            color: var(--brand-solid);
        }
        .bg-brand-soft {
            background: rgba(240, 78, 35, 0.08);
        }
        .border-line {
            border-color: var(--line);
        }
        .shadow-card {
            box-shadow: var(--shadow-card);
        }
        .hover-shadow-lift {
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .hover-shadow-lift:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 24px;
            font-size: 16px;
            cursor: pointer;
            transition: box-shadow 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
            box-shadow: 0 10px 24px -10px rgba(200, 30, 46, 0.4);
            white-space: nowrap;
        }
        .btn-primary:hover {
            box-shadow: 0 16px 32px -10px rgba(200, 30, 46, 0.5);
            transform: translateY(-2px);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.5);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand-solid);
            font-weight: 600;
            border: 1.5px solid var(--brand-solid);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: rgba(240, 78, 35, 0.08);
            transform: translateY(-2px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid rgba(240, 78, 35, 0.4);
            outline-offset: 2px;
        }
        .btn-white-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            border-radius: var(--radius-btn);
            padding: 11px 22px;
            font-size: 16px;
            cursor: pointer;
            transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            white-space: nowrap;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }
        .chip-nav {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 16px;
            background: #F0EEE8;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid transparent;
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
            text-decoration: none;
        }
        .chip-nav:hover {
            background: rgba(240, 78, 35, 0.12);
            color: var(--brand-solid);
        }
        .chip-nav.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .chip-nav:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .nav-scroll {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #D1CFC7 transparent;
        }
        .nav-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .nav-scroll::-webkit-scrollbar-track {
            background: transparent;
        }
        .nav-scroll::-webkit-scrollbar-thumb {
            background: #D1CFC7;
            border-radius: 9999px;
        }
        .filter-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 18px;
            background: #fff;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-chip);
            border: 1px solid var(--line);
            cursor: pointer;
            white-space: nowrap;
            transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .filter-chip:hover {
            background: rgba(240, 78, 35, 0.08);
            color: var(--brand-solid);
            border-color: var(--brand-solid);
        }
        .filter-chip.active {
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
            box-shadow: 0 8px 18px -8px rgba(200, 30, 46, 0.4);
        }
        .filter-chip:focus-visible {
            outline: 2px solid var(--brand-solid);
            outline-offset: 2px;
        }
        .list-card {
            background: var(--card-white);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--line);
            box-shadow: var(--shadow-card);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .list-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .list-card .card-img {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
        }
        .metric-card {
            background: var(--card-white);
            border-radius: 18px;
            padding: 18px 22px;
            border: 1px solid var(--line);
            box-shadow: 0 8px 20px -12px rgba(20,22,26,0.12);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .metric-card:hover {
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .metric-number {
            font-family: var(--font-num);
            font-weight: 700;
            font-size: 2rem;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .faq-item {
            background: var(--card-white);
            border-radius: 16px;
            border: 1px solid var(--line);
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }
        .faq-item.open {
            box-shadow: 0 12px 28px -12px rgba(20,22,26,0.2);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            background: transparent;
            border: none;
            cursor: pointer;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-body);
            transition: color 0.3s ease;
        }
        .faq-question:hover {
            color: var(--brand-solid);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: #F5F3EE;
            color: var(--brand-solid);
            font-size: 14px;
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin: 0;
        }
        .form-input {
            width: 100%;
            background: #fff;
            border: 1.5px solid var(--line);
            border-radius: 12px;
            padding: 12px 16px;
            font-size: 15px;
            color: var(--text-body);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            outline: none;
        }
        .form-input:focus {
            border-color: var(--brand-solid);
            box-shadow: 0 0 0 3px rgba(240, 78, 35, 0.12);
        }
        .form-input::placeholder {
            color: var(--text-light);
        }
        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255,255,255,0.8);
            margin-bottom: 6px;
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255,255,255,0.8);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-link {
            color: rgba(255,255,255,0.55);
            font-size: 14px;
            transition: color 0.3s ease;
            display: inline-block;
            padding: 2px 0;
        }
        .footer-link:hover {
            color: #fff;
        }
        .section-padding {
            padding-top: 56px;
            padding-bottom: 56px;
        }
        .breadcrumb-link {
            color: var(--text-muted);
            font-size: 14px;
            transition: color 0.3s ease;
        }
        .breadcrumb-link:hover {
            color: var(--brand-solid);
        }
        .process-step {
            position: relative;
            padding-left: 40px;
        }
        .process-step::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 32px;
            bottom: -8px;
            width: 2px;
            background: var(--line);
        }
        .process-step:last-child::before {
            display: none;
        }
        .process-dot {
            position: absolute;
            left: 0;
            top: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            z-index: 1;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding-top: 36px;
                padding-bottom: 36px;
            }
            .metric-number {
                font-size: 1.5rem;
            }
            .metric-card {
                padding: 14px 16px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .chip-nav {
                padding: 5px 12px;
                font-size: 13px;
            }
        }