/* roulang page: index */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --radius-card: 22px;
            --radius-btn: 12px;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }

        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }

        .btn-primary:focus-visible {
            box-shadow: var(--shadow-btn-glow);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }

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

        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }

        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }

        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }

        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }

        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }

        .breadcrumb-nav .separator {
            color: var(--ink-300);
            font-size: 12px;
            user-select: none;
        }

        .mobile-menu {
            background-color: var(--ink-900);
        }

        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }

        .mobile-menu a:hover {
            background-color: rgba(242, 92, 42, 0.15);
            color: var(--brand-400);
        }

        .mobile-menu .btn-primary {
            margin: 14px 20px;
            display: flex;
            justify-content: center;
            background-color: var(--brand-500);
        }

        .hero-bg {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(33, 29, 26, 0.88) 0%, rgba(33, 29, 26, 0.65) 45%, rgba(33, 29, 26, 0.72) 100%);
            z-index: 1;
        }

        .hero-bg>* {
            position: relative;
            z-index: 2;
        }

        .stat-number {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.4;
            letter-spacing: 0.01em;
        }

        .faq-item {
            border: 1px solid rgba(33, 29, 26, 0.08);
            border-radius: 16px;
            overflow: hidden;
            background-color: #ffffff;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(242, 92, 42, 0.35);
            box-shadow: 0 6px 20px rgba(33, 29, 26, 0.06);
        }

        .faq-item.active {
            border-color: var(--brand-500);
            box-shadow: 0 10px 30px rgba(242, 92, 42, 0.1);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--ink-600);
            font-size: 14.5px;
            line-height: 1.8;
        }

        .faq-item.active .faq-answer {
            max-height: 320px;
            padding: 0 24px 20px;
        }

        .faq-item.active .faq-icon {
            transform: rotate(90deg);
            color: var(--brand-500);
        }

        .faq-icon {
            transition: transform 0.25s ease, color 0.25s ease;
            flex-shrink: 0;
        }

        .form-input {
            width: 100%;
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #ffffff;
            padding: 0 16px;
            font-size: 15px;
            font-family: inherit;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            outline: none;
        }

        .form-input:focus {
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
        }

        .form-input::placeholder {
            color: var(--ink-400);
            font-size: 14px;
        }

        .form-textarea {
            width: 100%;
            min-height: 100px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #ffffff;
            padding: 14px 16px;
            font-size: 15px;
            font-family: inherit;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            outline: none;
            resize: vertical;
        }

        .form-textarea:focus {
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
        }

        .form-textarea::placeholder {
            color: var(--ink-400);
            font-size: 14px;
        }

        .footer-link {
            color: #D5CDC4;
            font-size: 14px;
            transition: color 0.2s ease;
        }

        .footer-link:hover {
            color: var(--brand-400);
        }

        .footer-title {
            color: var(--cream);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.03em;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .evaluation-card {
            background-color: #ffffff;
            border-radius: 18px;
            padding: 24px;
            box-shadow: 0 6px 18px rgba(33, 29, 26, 0.05);
            border: 1px solid rgba(33, 29, 26, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .evaluation-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(33, 29, 26, 0.1);
        }

        .partner-tag {
            background-color: #ffffff;
            border: 1px solid rgba(33, 29, 26, 0.08);
            border-radius: 14px;
            padding: 16px 18px;
            transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        .partner-tag:hover {
            border-color: var(--brand-500);
            box-shadow: 0 6px 20px rgba(242, 92, 42, 0.1);
            transform: translateY(-1px);
        }

        .news-item {
            border: 1px solid rgba(33, 29, 26, 0.06);
            border-radius: 14px;
            padding: 18px 20px;
            background-color: #ffffff;
            transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        .news-item:hover {
            border-color: var(--brand-500);
            box-shadow: 0 6px 18px rgba(33, 29, 26, 0.07);
            transform: translateX(2px);
        }

        .cover-img-thumb {
            object-fit: cover;
            border-radius: 12px;
            transition: transform 0.3s ease;
        }

        .card-hover:hover .cover-img-thumb {
            transform: scale(1.03);
        }

        .scrollbar-hidden {
            scrollbar-width: thin;
            scrollbar-color: var(--brand-500) transparent;
        }

        .scrollbar-hidden::-webkit-scrollbar {
            height: 6px;
        }

        .scrollbar-hidden::-webkit-scrollbar-track {
            background: transparent;
        }

        .scrollbar-hidden::-webkit-scrollbar-thumb {
            background-color: var(--brand-300);
            border-radius: 3px;
        }

        @media (max-width: 1024px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .container-wide {
                padding-left: 20px;
                padding-right: 20px;
            }
            .section-pad {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-pad-lg {
                padding-top: 56px;
                padding-bottom: 56px;
            }
        }

        @media (max-width: 768px) {
            body {
                font-size: 14px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-pad {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .section-pad-lg {
                padding-top: 44px;
                padding-bottom: 44px;
            }
            .btn-primary {
                padding: 12px 22px;
                font-size: 14px;
            }
            .btn-secondary {
                padding: 11px 20px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 13.5px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 12px;
                padding-right: 12px;
            }
            .container-wide {
                padding-left: 12px;
                padding-right: 12px;
            }
            .section-pad {
                padding-top: 32px;
                padding-bottom: 32px;
            }
            .section-pad-lg {
                padding-top: 36px;
                padding-bottom: 36px;
            }
            .news-item {
                padding: 14px 14px;
            }
            .evaluation-card {
                padding: 18px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --radius-card: 22px;
            --radius-btn: 12px;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container-box {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .section-pad-sm {
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }

        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }
        .btn-primary:focus-visible {
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.25);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }

        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }
        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }
        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }
        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }
        .breadcrumb-nav .separator {
            color: #B8AEA4;
            font-size: 12px;
            user-select: none;
        }

        .mobile-menu {
            background-color: var(--ink-900);
            transition: transform 0.3s ease;
        }
        .mobile-menu a.mobile-link {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }
        .mobile-menu a.mobile-link:hover {
            background-color: rgba(242, 92, 42, 0.15);
            color: #fff;
        }
        .mobile-menu a.mobile-link.active-mobile {
            color: var(--brand-500);
            background-color: rgba(242, 92, 42, 0.12);
            border-left: 3px solid var(--brand-500);
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: 9999px;
            padding: 5px 14px;
            font-weight: 600;
            font-size: 12px;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .footer-title {
            color: #FAF6F0;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.02em;
        }
        .footer-link {
            color: #B5AAA0;
            font-size: 13.5px;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--brand-500);
        }

        .stat-number {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .faq-item {
            border: 1px solid var(--warmgray);
            border-radius: 14px;
            overflow: hidden;
            background: #fff;
            margin-bottom: 10px;
            transition: box-shadow 0.25s ease, border-color 0.25s ease;
        }
        .faq-item:hover {
            border-color: #d8cdbd;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            font-weight: 700;
            font-size: 16px;
            color: var(--ink-800);
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--brand-500);
        }
        .faq-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--paper);
            color: var(--ink-600);
            flex-shrink: 0;
            transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-500);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            font-size: 14.5px;
            color: var(--ink-600);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px 20px;
        }

        .input-field {
            width: 100%;
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background: #fff;
            padding: 0 14px;
            font-size: 14.5px;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            font-family: inherit;
        }
        .input-field:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.15);
        }
        .input-field::placeholder {
            color: #B8AEA4;
        }
        textarea.input-field {
            height: 100px;
            padding: 12px 14px;
            resize: vertical;
        }

        .hero-cover-mask {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(33, 29, 26, 0.82) 0%, rgba(33, 29, 26, 0.4) 55%, rgba(242, 92, 42, 0.22) 100%);
            border-radius: var(--radius-card);
        }

        .service-item-hover {
            transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
            border: 1px solid var(--warmgray);
            border-radius: 14px;
            overflow: hidden;
        }
        .service-item-hover:hover {
            border-color: var(--brand-500);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        @media (max-width: 768px) {
            .section-pad {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .section-pad-sm {
                padding-top: 32px;
                padding-bottom: 32px;
            }
            .stat-number {
                font-size: 26px;
            }
            .faq-question {
                font-size: 15px;
                padding: 15px 16px;
            }
            .faq-answer {
                font-size: 13.5px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 15px 16px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }
            .nav-link {
                font-size: 13px;
                padding: 6px 8px;
            }
            .breadcrumb-nav {
                font-size: 12px;
                padding: 10px 0;
            }
        }

/* roulang page: category2 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --ink-300: #B5AAA0;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --pine-300: #7BAF9A;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --radius-card: 22px;
            --radius-btn: 12px;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }

        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }

        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }

        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }

        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }

        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }

        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }

        .breadcrumb-nav .separator {
            color: var(--ink-300);
            font-size: 12px;
            user-select: none;
        }

        .mobile-menu {
            background-color: var(--ink-900);
        }

        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }

        .mobile-menu a:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--brand-500);
        }

        .mobile-menu a.active {
            color: var(--brand-500);
            background-color: rgba(242, 92, 42, 0.12);
            border-left: 3px solid var(--brand-500);
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 12.5px;
            font-weight: 600;
            letter-spacing: 0.02em;
            border: 1px solid transparent;
        }

        .card-image-wrap {
            overflow: hidden;
            border-radius: 14px;
            position: relative;
        }

        .card-image-wrap img {
            transition: transform 0.35s ease;
            object-fit: cover;
            width: 100%;
            height: 100%;
        }

        .card-hover:hover .card-image-wrap img {
            transform: scale(1.03);
        }

        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.25s ease, color 0.25s ease;
        }

        .card-hover:hover .link-arrow {
            gap: 8px;
            color: var(--brand-500);
        }

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

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

        .faq-question {
            cursor: pointer;
            transition: color 0.25s ease;
            user-select: none;
        }

        .faq-question:hover {
            color: var(--brand-500);
        }

        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(90deg);
            color: var(--brand-500);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .form-input {
            width: 100%;
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #ffffff;
            padding: 0 16px;
            font-size: 14px;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            font-family: inherit;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
        }

        .form-textarea {
            width: 100%;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #ffffff;
            padding: 14px 16px;
            font-size: 14px;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            font-family: inherit;
            min-height: 110px;
            resize: vertical;
        }

        .form-textarea:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
        }

        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--ink-600);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }

        .footer-title {
            color: var(--cream);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

        .footer-link {
            color: var(--ink-300);
            font-size: 14px;
            transition: color 0.25s ease;
        }

        .footer-link:hover {
            color: var(--brand-500);
        }

        .metric-number {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .hero-overlay {
            background: linear-gradient(135deg, rgba(33, 29, 26, 0.88) 0%, rgba(33, 29, 26, 0.65) 50%, rgba(242, 92, 42, 0.35) 100%);
        }

        .section-divider {
            height: 1px;
            background: linear-gradient(to right, transparent, var(--warmgray), transparent);
            margin: 0;
            border: none;
        }

        @media (max-width: 768px) {
            .section-pad {
                padding-top: 40px;
                padding-bottom: 40px;
            }
            .section-pad-lg {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }
            .nav-link {
                font-size: 13px;
                padding: 6px 8px;
            }
        }

        @media (max-width: 520px) {
            .section-pad {
                padding-top: 32px;
                padding-bottom: 32px;
            }
            .section-pad-lg {
                padding-top: 36px;
                padding-bottom: 36px;
            }
            .metric-number {
                font-size: 26px !important;
            }
        }

/* roulang page: category3 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --radius-card: 22px;
            --radius-btn: 12px;
            --shadow-btn-glow: 0 0 0 4px rgba(242, 92, 42, 0.25);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }
        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }
        .btn-primary:focus-visible {
            box-shadow: var(--shadow-btn-glow);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }
        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 16px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }
        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }
        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }
        .breadcrumb-nav .separator {
            color: #B5AAA0;
            font-size: 12px;
            user-select: none;
        }
        .mobile-menu {
            background-color: var(--ink-900);
        }
        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: rgba(242, 92, 42, 0.15);
            color: #fff;
        }
        .mobile-menu a.active-mobile {
            color: var(--brand-500);
            border-left: 3px solid var(--brand-500);
        }
        .footer-link {
            color: #B5AAA0;
            font-size: 14px;
            transition: color 0.25s ease, padding-left 0.25s ease;
            display: inline-block;
        }
        .footer-link:hover {
            color: #F4B860;
            padding-left: 4px;
        }
        .footer-title {
            color: #FAF6F0;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.05em;
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 999px;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .stat-number {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        .compliance-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: 14px;
            background-color: #FFF4EF;
            color: var(--brand-600);
            font-weight: 700;
            font-size: 13px;
            transition: all 0.25s ease;
        }
        .compliance-badge:hover {
            background-color: var(--brand-500);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(242, 92, 42, 0.25);
        }
        .security-card-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            flex-shrink: 0;
        }
        .accordion-item {
            border-bottom: 1px solid var(--warmgray);
            transition: all 0.3s ease;
        }
        .accordion-item:last-child {
            border-bottom: none;
        }
        .accordion-trigger {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            text-align: left;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink-900);
            transition: color 0.25s ease;
            font-family: inherit;
        }
        .accordion-trigger:hover {
            color: var(--brand-500);
        }
        .accordion-trigger .icon-chevron {
            display: inline-block;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            color: var(--ink-400);
            font-size: 14px;
        }
        .accordion-trigger.active .icon-chevron {
            transform: rotate(180deg);
            color: var(--brand-500);
        }
        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding-bottom 0.35s ease;
        }
        .accordion-content.open {
            max-height: 400px;
            padding-bottom: 18px;
        }
        .accordion-content p {
            color: var(--ink-600);
            font-size: 14.5px;
            line-height: 1.8;
            margin: 0;
        }
        .form-input {
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #fff;
            padding: 0 16px;
            font-size: 14px;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            width: 100%;
            font-family: inherit;
            font-weight: 500;
        }
        .form-input:focus {
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(242, 92, 42, 0.15);
            outline: none;
        }
        .form-input::placeholder {
            color: var(--ink-400);
            font-weight: 400;
        }
        .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--ink-600);
            margin-bottom: 6px;
        }
        textarea.form-input {
            height: auto;
            padding-top: 12px;
            padding-bottom: 12px;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
        }
        .security-timeline {
            position: relative;
            padding-left: 28px;
        }
        .security-timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: linear-gradient(to bottom, var(--brand-500), var(--pine-500));
            border-radius: 1px;
        }
        .security-timeline-item {
            position: relative;
            padding-bottom: 24px;
        }
        .security-timeline-item:last-child {
            padding-bottom: 0;
        }
        .security-timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--brand-500);
            border: 3px solid var(--paper);
            box-shadow: 0 0 0 2px var(--brand-500);
        }
        .compliance-thumb {
            border-radius: 16px;
            overflow: hidden;
            position: relative;
            cursor: pointer;
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }
        .compliance-thumb:hover {
            transform: scale(1.03);
            box-shadow: 0 16px 40px rgba(33, 29, 26, 0.2);
        }
        .compliance-thumb img {
            aspect-ratio: 16/10;
            object-fit: cover;
            width: 100%;
            transition: transform 0.5s ease;
        }
        .compliance-thumb:hover img {
            transform: scale(1.05);
        }
        .compliance-thumb .overlay-tint {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(33, 29, 26, 0.3) 0%, rgba(37, 54, 48, 0.2) 100%);
            pointer-events: none;
        }
        @media (max-width: 768px) {
            .section-pad {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-pad-lg {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .container,
            .container-wide {
                padding-left: 18px;
                padding-right: 18px;
            }
            .nav-link {
                font-size: 13.5px;
                padding: 7px 9px;
            }
            .breadcrumb-nav {
                font-size: 12px;
                padding: 12px 0;
            }
            .security-timeline {
                padding-left: 22px;
            }
            .security-timeline-item::before {
                left: -18px;
                width: 10px;
                height: 10px;
            }
        }
        @media (max-width: 520px) {
            .container,
            .container-wide {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

/* roulang page: category4 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --ink-300: #B5AAA0;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --shadow-btn-glow: 0 0 0 4px rgba(242, 92, 42, 0.25);
            --radius-card: 22px;
            --radius-btn: 12px;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-feature-settings: "tnum" 1;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }

        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }

        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }

        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }

        .btn-primary:focus-visible {
            box-shadow: var(--shadow-btn-glow);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }

        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }

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

        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }

        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }

        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }

        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }

        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }

        .breadcrumb-nav .separator {
            color: var(--ink-300);
            font-size: 12px;
            user-select: none;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .stat-number {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            font-feature-settings: "tnum" 1;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--cream);
            letter-spacing: 0.01em;
        }

        .footer-link {
            font-size: 13.5px;
            color: #B5AAA0;
            transition: color 0.2s ease;
            display: inline-block;
            padding: 2px 0;
        }

        .footer-link:hover {
            color: var(--brand-500);
        }

        .mobile-menu {
            background-color: var(--ink-900);
            transition: transform 0.3s ease;
        }

        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }

        .mobile-menu a:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--brand-500);
        }

        .mobile-menu a.active {
            color: var(--brand-500);
            background-color: rgba(242, 92, 42, 0.12);
        }

        .faq-item {
            border: 1px solid var(--warmgray);
            background-color: var(--cream);
            border-radius: 16px;
            overflow: hidden;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .faq-item:hover {
            border-color: rgba(242, 92, 42, 0.4);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink-800);
            background: transparent;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color 0.2s ease;
        }

        .faq-question:hover {
            color: var(--brand-600);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background-color: rgba(242, 92, 42, 0.1);
            color: var(--brand-500);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 14px;
            color: var(--ink-600);
            line-height: 1.8;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background-color: var(--brand-500);
            color: #fff;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        .form-input {
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            padding: 0 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-800);
            background-color: #fff;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            width: 100%;
            font-family: inherit;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.12);
        }

        .form-textarea {
            min-height: 100px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            padding: 14px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--ink-800);
            background-color: #fff;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            width: 100%;
            font-family: inherit;
            resize: vertical;
        }

        .form-textarea:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.12);
        }

        .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--ink-600);
            display: block;
            margin-bottom: 6px;
        }

        .capability-card {
            background-color: var(--cream);
            border: 1px solid var(--warmgray);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }

        .capability-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }

        .capability-card:hover .capability-img {
            transform: scale(1.03);
        }

        .capability-card:hover .capability-title {
            color: var(--brand-500);
        }

        .capability-img {
            transition: transform 0.35s ease;
            height: 180px;
            object-fit: cover;
            width: 100%;
        }

        .capability-title {
            transition: color 0.25s ease;
        }

        .scenario-card {
            background-color: var(--cream);
            border: 1px solid var(--warmgray);
            border-radius: 18px;
            padding: 22px 24px;
            transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .scenario-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
            border-color: var(--brand-500);
        }

        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background-color: var(--brand-500);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 6px 16px rgba(242, 92, 42, 0.3);
        }

        .comparison-card-before {
            background-color: #F0EAE0;
            border: 1px solid #D8CFC0;
            border-radius: var(--radius-card);
        }

        .comparison-card-after {
            background-color: rgba(31, 107, 92, 0.08);
            border: 1px solid rgba(31, 107, 92, 0.3);
            border-radius: var(--radius-card);
        }

        .check-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: var(--pine-500);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .cross-icon {
            width: 22px;
            height: 22px;
            border-radius: 50%;
            background-color: #B5AAA0;
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .hero-overlay {
            background: linear-gradient(100deg, rgba(33, 29, 26, 0.82) 35%, rgba(33, 29, 26, 0.55) 65%, rgba(33, 29, 26, 0.4) 100%);
        }

        @media (max-width: 768px) {
            .section-pad {
                padding-top: 44px;
                padding-bottom: 44px;
            }
            .section-pad-lg {
                padding-top: 52px;
                padding-bottom: 52px;
            }
            .stat-number {
                font-size: 26px;
            }
            .capability-img {
                height: 140px;
            }
            .container-wide,
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

        @media (max-width: 520px) {
            .stat-number {
                font-size: 22px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 20px;
                font-size: 14px;
            }
            .capability-img {
                height: 120px;
            }
        }

/* roulang page: category6 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --radius-card: 22px;
            --radius-btn: 12px;
            --shadow-btn-glow: 0 0 0 4px rgba(242, 92, 42, 0.2);
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }
        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }
        .btn-primary:focus-visible {
            box-shadow: var(--shadow-btn-glow);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }
        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }
        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }
        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }
        .breadcrumb-nav .separator {
            color: #B5AAA0;
            font-size: 12px;
            user-select: none;
        }
        .mobile-menu {
            background-color: var(--ink-900);
        }
        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: rgba(255, 255, 255, 0.06);
            color: var(--brand-500);
        }
        .mobile-menu a.active-mobile {
            color: var(--brand-500);
            background-color: rgba(242, 92, 42, 0.1);
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 9999px;
            font-weight: 600;
            font-size: 12px;
            letter-spacing: 0.02em;
        }
        .extension-card {
            background: var(--cream);
            border: 1px solid var(--warmgray);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .extension-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }
        .extension-card:hover .card-arrow {
            transform: translateX(2px);
        }
        .extension-card:hover .card-title {
            color: var(--brand-500);
        }
        .extension-card:hover img {
            transform: scale(1.03);
        }
        .card-arrow {
            transition: transform 0.25s ease;
        }
        .card-title {
            transition: color 0.25s ease;
        }
        .extension-card img {
            transition: transform 0.3s ease;
        }
        .footer-title {
            color: var(--cream);
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
        }
        .footer-link {
            color: #B5AAA0;
            font-size: 14px;
            transition: color 0.2s ease;
        }
        .footer-link:hover {
            color: var(--brand-500);
        }
        .stat-number {
            font-variant-numeric: tabular-nums;
            font-weight: 800;
            letter-spacing: -0.02em;
        }
        .faq-item {
            border-bottom: 1px solid var(--warmgray);
            transition: border-color 0.2s ease;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            cursor: pointer;
            transition: color 0.25s ease;
        }
        .faq-question:hover {
            color: var(--brand-500);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
            padding-top: 12px;
            padding-bottom: 16px;
        }
        .faq-item.open .faq-icon {
            transform: rotate(90deg);
        }
        .faq-icon {
            transition: transform 0.25s ease;
        }
        .hero-bg {
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(33, 29, 26, 0.88) 0%, rgba(33, 29, 26, 0.55) 50%, rgba(33, 29, 26, 0.35) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 1;
        }
        .flow-step {
            position: relative;
            padding-left: 48px;
            padding-bottom: 32px;
        }
        .flow-step::before {
            content: '';
            position: absolute;
            left: 19px;
            top: 40px;
            bottom: 0;
            width: 2px;
            background-color: var(--warmgray);
        }
        .flow-step:last-child::before {
            display: none;
        }
        .flow-step-icon {
            position: absolute;
            left: 0;
            top: 0;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .container,
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section-pad {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .section-pad-lg {
                padding-top: 56px;
                padding-bottom: 56px;
            }
            .flow-step {
                padding-left: 40px;
                padding-bottom: 24px;
            }
            .flow-step::before {
                left: 15px;
                top: 36px;
            }
            .flow-step-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
                border-radius: 10px;
                top: 2px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 28px !important;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category5 */
:root {
            --brand-500: #F25C2A;
            --brand-600: #D9481C;
            --brand-700: #C73E1A;
            --ink-900: #211D1A;
            --ink-800: #2B2723;
            --ink-600: #423B33;
            --ink-400: #8C8074;
            --ink-300: #B0A497;
            --paper: #F6F0E6;
            --cream: #FAF6F0;
            --pine-500: #1F6B5C;
            --pine-400: #3C8C71;
            --amber-400: #F4B860;
            --warmgray: #E9DDCD;
            --shadow-card: 0 10px 30px rgba(33, 29, 26, 0.08);
            --shadow-card-hover: 0 18px 45px rgba(33, 29, 26, 0.14);
            --shadow-btn-glow: 0 0 0 4px rgba(242, 92, 42, 0.22);
            --radius-card: 22px;
            --radius-btn: 12px;
        }
        /* roulang page: category5 — 多端协同管理 */

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background-color: var(--paper);
            color: var(--ink-900);
            line-height: 1.75;
            font-size: 15px;
            font-weight: 500;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-500);
            outline-offset: 2px;
            border-radius: 4px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-pad {
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .section-pad-lg {
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .card-hover {
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
        }
        .card-hover:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
        }
        .btn-primary {
            background-color: var(--brand-500);
            color: #ffffff;
            border-radius: var(--radius-btn);
            padding: 14px 28px;
            font-weight: 700;
            font-size: 15px;
            transition: background-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-primary:hover {
            background-color: var(--brand-600);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(242, 92, 42, 0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--brand-700);
        }
        .btn-primary:focus-visible {
            box-shadow: var(--shadow-btn-glow);
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--ink-800);
            border: 1.5px solid var(--brand-500);
            border-radius: var(--radius-btn);
            padding: 13px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            cursor: pointer;
            letter-spacing: 0.02em;
        }
        .btn-secondary:hover {
            background-color: #FFF4EF;
            border-color: var(--brand-600);
            color: var(--brand-600);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .nav-link {
            position: relative;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--ink-600);
            padding: 8px 12px;
            border-radius: 8px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--brand-500);
            background-color: #FFF4EF;
        }
        .nav-link.active {
            color: var(--brand-500);
            font-weight: 700;
            background-color: #FFF4EF;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--brand-500);
            border-radius: 2px;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--ink-400);
            padding: 14px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: thin;
        }
        .breadcrumb-nav a {
            color: var(--ink-600);
            transition: color 0.2s ease;
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-500);
        }
        .breadcrumb-nav .current {
            color: var(--ink-400);
            font-weight: 500;
            pointer-events: none;
        }
        .breadcrumb-nav .separator {
            color: var(--ink-300);
            font-size: 12px;
            user-select: none;
        }
        .mobile-menu {
            background-color: var(--ink-900);
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .mobile-menu a {
            color: var(--cream);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 20px;
            display: block;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: background-color 0.2s ease, color 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: rgba(242, 92, 42, 0.15);
            color: var(--brand-500);
        }
        .mobile-menu a.active-mobile {
            color: var(--brand-500);
            background-color: rgba(242, 92, 42, 0.12);
            border-left: 3px solid var(--brand-500);
        }
        .mobile-menu .btn-primary {
            margin: 16px 20px;
            display: flex;
            width: calc(100% - 40px);
            justify-content: center;
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #FAF6F0;
            letter-spacing: 0.02em;
        }
        .footer-link {
            font-size: 13.5px;
            color: #B5AAA0;
            transition: color 0.2s ease, padding-left 0.2s ease;
            display: inline-block;
        }
        .footer-link:hover {
            color: var(--brand-500);
            padding-left: 4px;
        }
        .faq-item {
            border: 1px solid var(--warmgray);
            border-radius: 16px;
            background-color: #fff;
            overflow: hidden;
            transition: box-shadow 0.3s ease, border-color 0.3s ease;
        }
        .faq-item:hover {
            border-color: var(--brand-500);
            box-shadow: 0 4px 16px rgba(33, 29, 26, 0.06);
        }
        .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: 700;
            color: var(--ink-900);
            text-align: left;
            letter-spacing: 0.01em;
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--brand-600);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background-color: #FFF4EF;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-500);
            font-weight: 700;
            font-size: 18px;
            transition: transform 0.25s ease, background-color 0.25s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background-color: var(--brand-500);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 22px;
            font-size: 14.5px;
            color: var(--ink-600);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px 22px;
        }
        .input-field {
            width: 100%;
            height: 46px;
            border-radius: 12px;
            border: 1px solid var(--warmgray);
            background-color: #fff;
            padding: 0 16px;
            font-size: 14.5px;
            color: var(--ink-900);
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            font-family: inherit;
        }
        .input-field:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 4px rgba(242, 92, 42, 0.12);
        }
        .input-field::placeholder {
            color: var(--ink-300);
        }
        textarea.input-field {
            height: auto;
            min-height: 120px;
            padding: 14px 16px;
            resize: vertical;
        }
        label.form-label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--ink-600);
            margin-bottom: 6px;
            letter-spacing: 0.01em;
        }
        .list-item-card {
            display: flex;
            gap: 16px;
            padding: 16px;
            border-radius: 16px;
            background: #fff;
            border: 1px solid var(--warmgray);
            transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
            cursor: pointer;
        }
        .list-item-card:hover {
            border-color: var(--brand-500);
            box-shadow: 0 8px 24px rgba(33, 29, 26, 0.1);
            transform: translateY(-2px);
        }
        .list-item-card:hover .list-arrow {
            transform: translateX(2px);
            color: var(--brand-500);
        }
        .list-arrow {
            transition: transform 0.25s ease, color 0.25s ease;
            color: var(--ink-400);
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        .list-thumb {
            width: 96px;
            height: 72px;
            border-radius: 12px;
            object-fit: cover;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }
        .list-item-card:hover .list-thumb {
            transform: scale(1.03);
        }
        .sticky-large-image {
            position: sticky;
            top: 100px;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(33, 29, 26, 0.15);
            border: 1px solid var(--warmgray);
        }
        .sticky-large-image img {
            width: 100%;
            height: 560px;
            object-fit: cover;
        }
        .sticky-large-image .overlay-tag {
            position: absolute;
            bottom: 24px;
            left: 24px;
            right: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            z-index: 10;
        }
        .hero-cat {
            position: relative;
            overflow: hidden;
            border-radius: 0 0 32px 32px;
        }
        .hero-cat::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(33, 29, 26, 0.82) 0%, rgba(33, 29, 26, 0.55) 55%, rgba(33, 29, 26, 0.35) 100%);
            z-index: 1;
        }
        .hero-cat-content {
            position: relative;
            z-index: 2;
        }
        .capability-card {
            border-radius: 20px;
            padding: 24px;
            background: #fff;
            border: 1px solid var(--warmgray);
            transition: box-shadow 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
        }
        .capability-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--brand-500);
            transform: translateY(-2px);
        }
        .capability-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .sticky-large-image img {
                height: 400px;
            }
            .sticky-large-image {
                position: relative;
                top: 0;
            }
            .list-thumb {
                width: 80px;
                height: 60px;
            }
        }
        @media (max-width: 768px) {
            .section-pad,
            .section-pad-lg {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .container,
            .container-wide {
                padding-left: 16px;
                padding-right: 16px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 22px;
                font-size: 14px;
            }
            .nav-link {
                font-size: 13.5px;
                padding: 6px 8px;
            }
            .list-item-card {
                flex-direction: row;
                gap: 12px;
                padding: 12px;
            }
            .list-thumb {
                width: 72px;
                height: 54px;
                border-radius: 10px;
            }
            .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 18px;
            }
            .capability-card {
                padding: 18px;
            }
        }
        @media (max-width: 520px) {
            .hero-cat {
                border-radius: 0 0 20px 20px;
            }
            .list-thumb {
                width: 64px;
                height: 48px;
            }
            .list-item-card .list-title {
                font-size: 14px;
            }
            .list-item-card .list-summary {
                font-size: 13px;
                line-height: 1.6;
            }
        }