/* roulang page: index */
:root {
            --primary: #0B4A3A;
            --primary-dark: #072E24;
            --primary-light: #E6F0EC;
            --accent: #D9A441;
            --accent-dark: #C08C2E;
            --accent-light: #FBF3E0;
            --paper: #F7F5F1;
            --card: #FFFFFF;
            --ink: #1F2B26;
            --muted: #5B6E65;
            --line: #E6EAE5;
            --success: #2E9E6E;
            --warning: #C0564A;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 12px;
            --radius-full: 999px;
            --shadow-sm: 0 1px 3px rgba(7, 46, 36, .06);
            --shadow-lg: 0 16px 40px rgba(7, 46, 36, .12);
            --font-sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--paper);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }

        input,
        textarea {
            font-family: inherit;
        }

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

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, .88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
            transition: box-shadow .3s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 4px 24px rgba(7, 46, 36, .06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            letter-spacing: -.5px;
            white-space: nowrap;
        }

        .logo-badge {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .logo-text {
            color: var(--primary);
            font-weight: 800;
        }

        .logo-sub {
            color: var(--muted);
            font-weight: 600;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            padding: 8px 2px;
            transition: color .25s ease;
        }

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

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius);
            border: 1px solid var(--line);
            align-items: center;
            justify-content: center;
            background: #fff;
        }

        .menu-toggle svg {
            width: 22px;
            height: 22px;
            stroke: var(--ink);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 76px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--line);
            box-shadow: var(--shadow-lg);
            padding: 16px 24px 24px;
            z-index: 49;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu .nav-link {
            display: block;
            padding: 14px 0;
            font-size: 16px;
            border-bottom: 1px solid var(--line);
        }

        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }

        .mobile-menu .mobile-actions {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }

        .mobile-menu .mobile-actions .btn {
            flex: 1;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            border: 2px solid transparent;
            transition: all .3s ease;
            white-space: nowrap;
            cursor: pointer;
        }

        .btn-lg {
            padding: 14px 36px;
            font-size: 16px;
        }

        .btn-primary {
            background: var(--accent);
            color: #1F2B26;
            border-color: var(--accent);
        }

        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(217, 164, 65, .35);
        }

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

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }

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

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

        .btn-ghost-light {
            background: transparent;
            color: #D6DED8;
            border-color: rgba(255, 255, 255, .35);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: rgba(255, 255, 255, .6);
            transform: translateY(-1px);
        }

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

        .btn-white:hover {
            background: #f0f2ef;
            border-color: #f0f2ef;
            transform: translateY(-1px);
        }

        .btn:focus-visible {
            outline: 3px solid rgba(217, 164, 65, .4);
            outline-offset: 2px;
        }

        /* Hero */
        .hero {
            position: relative;
            background: var(--primary-dark);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: .28;
        }

        .hero-grid-overlay {
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
            background-size: 42px 42px;
        }

        .hero-accent-line {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--accent), transparent);
        }

        .hero-inner {
            position: relative;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
            padding-top: 88px;
            padding-bottom: 88px;
            min-height: 620px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(217, 164, 65, .14);
            border: 1px solid rgba(217, 164, 65, .4);
            color: var(--accent);
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .3px;
            margin-bottom: 24px;
        }

        .hero h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 800;
            color: #fff;
            letter-spacing: -.5px;
            margin-bottom: 20px;
            max-width: 540px;
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.7;
            color: #D6DED8;
            max-width: 480px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .hero-visual {
            position: relative;
        }

        .hero-main-img {
            width: 100%;
            border-radius: 18px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
            border: 1px solid rgba(255, 255, 255, .12);
        }

        .float-card {
            position: absolute;
            background: rgba(255, 255, 255, .96);
            border-radius: 12px;
            padding: 12px 16px;
            box-shadow: 0 12px 32px rgba(0, 0, 0, .22);
            display: flex;
            align-items: center;
            gap: 12px;
            backdrop-filter: blur(4px);
        }

        .float-card-1 {
            top: 24px;
            left: -20px;
            animation: floatY 4s ease-in-out infinite;
        }

        .float-card-2 {
            bottom: 24px;
            right: -16px;
            animation: floatY 5s ease-in-out infinite reverse;
        }

        .float-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }

        .float-card strong {
            display: block;
            font-size: 14px;
            color: var(--ink);
            line-height: 1.4;
        }

        .float-card span:last-child {
            display: block;
            font-size: 12px;
            color: var(--muted);
            line-height: 1.4;
        }

        @keyframes floatY {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-10px);
            }
        }

        /* Trust Bar */
        .trust-bar {
            background: #fff;
            border-bottom: 1px solid var(--line);
        }

        .trust-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding: 32px 0;
        }

        .trust-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }

        .trust-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--primary);
        }

        .trust-icon svg {
            width: 22px;
            height: 22px;
            stroke: currentColor;
            stroke-width: 2;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .trust-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
        }

        .trust-desc {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.5;
            margin-top: 2px;
        }

        /* Section spacing */
        .section {
            padding: 96px 0;
        }

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

        .section-head {
            margin-bottom: 48px;
        }

        .section-head .kicker {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--ink);
            letter-spacing: -.3px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--muted);
            max-width: 720px;
            margin-top: 12px;
            line-height: 1.7;
        }

        .section-head.center {
            text-align: center;
        }

        .section-head.center p {
            margin-left: auto;
            margin-right: auto;
        }

        /* Service Cards */
        .service-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

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

        .service-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            background: var(--primary-light);
        }

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

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

        .service-card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(4px);
            border-radius: var(--radius-full);
            padding: 5px 12px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
        }

        .service-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            flex: 1;
        }

        .service-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.4;
        }

        .service-card-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            flex: 1;
        }

        .service-card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all .3s ease;
        }

        .service-card-link svg {
            width: 16px;
            height: 16px;
            transition: transform .3s ease;
        }

        .service-card:hover .service-card-link {
            color: var(--accent-dark);
        }

        .service-card:hover .service-card-link svg {
            transform: translateX(4px);
        }

        .service-card.wide .service-card-img {
            aspect-ratio: 16 / 9;
        }

        /* Testimonials */
        .testimonial-section {
            background: var(--primary-dark);
            color: #fff;
        }

        .testimonial-section .section-head h2 {
            color: #fff;
        }

        .testimonial-section .section-head p {
            color: #BFCBC4;
        }

        .testimonial-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 16px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .testimonial-card {
            flex: 0 0 380px;
            max-width: 88%;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: var(--radius-lg);
            padding: 28px;
            scroll-snap-align: start;
            transition: background .3s ease, transform .3s ease;
        }

        .testimonial-card:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }

        .testimonial-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .stars {
            color: var(--accent);
            font-size: 15px;
            letter-spacing: 2px;
        }

        .testimonial-quote {
            font-size: 15px;
            line-height: 1.75;
            color: #E2E8E4;
            margin-bottom: 20px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .testimonial-author strong {
            display: block;
            font-size: 14px;
            color: #fff;
            line-height: 1.3;
        }

        .testimonial-author span {
            display: block;
            font-size: 12px;
            color: #A9B8B0;
            line-height: 1.4;
        }

        .testimonial-nav {
            display: flex;
            gap: 12px;
            justify-content: flex-end;
            margin-top: 24px;
        }

        .t-nav-btn {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .3);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .3s ease;
        }

        .t-nav-btn:hover {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary-dark);
        }

        .t-nav-btn svg {
            width: 18px;
            height: 18px;
        }

        /* Stats */
        .stats-section {
            background: #fff;
            border-bottom: 1px solid var(--line);
        }

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

        .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 8px;
            line-height: 1.5;
        }

        /* News */
        .news-section {
            background: var(--paper);
        }

        .news-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 16px;
            box-shadow: var(--shadow-sm);
            transition: all .3s ease;
        }

        .news-item:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
            transform: translateY(-2px);
        }

        .news-thumb {
            width: 120px;
            height: 86px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .news-cat {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 2px 10px;
            border-radius: var(--radius-full);
            align-self: flex-start;
        }

        .news-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.45;
            transition: color .25s ease;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        .news-item:hover .news-body h3 {
            color: var(--accent-dark);
        }

        .news-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
        }

        .news-body time {
            font-size: 12px;
            color: #8A9B92;
            margin-top: auto;
        }

        .news-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .filter-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--muted);
            padding: 8px 18px;
            border-radius: var(--radius-full);
            border: 1px solid var(--line);
            background: #fff;
            transition: all .25s ease;
        }

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

        .news-empty {
            border: 2px dashed var(--line);
            border-radius: var(--radius-lg);
            padding: 64px 32px;
            text-align: center;
            color: var(--muted);
            font-size: 15px;
            background: #fff;
        }

        /* CTA */
        .cta-section {
            position: relative;
            background: var(--primary-dark);
            overflow: hidden;
            padding: 88px 0;
        }

        .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: .15;
        }

        .cta-inner {
            position: relative;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -.5px;
        }

        .cta-inner p {
            font-size: 16px;
            color: #C9D4CD;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .cta-trust {
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #A9B8B0;
        }

        .cta-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cta-trust svg {
            width: 14px;
            height: 14px;
            color: var(--accent);
        }

        /* FAQ */
        .faq-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            transition: all .3s ease;
        }

        .faq-item.active {
            border-color: var(--accent);
            background: var(--accent-light);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.5;
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: 2px solid var(--line);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--muted);
            flex-shrink: 0;
            transition: all .3s ease;
        }

        .faq-item.active .faq-icon {
            border-color: var(--accent);
            color: var(--accent-dark);
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--muted);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #C9D4CD;
            padding: 72px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .logo-text {
            color: #fff;
        }

        .footer-brand .logo-sub {
            color: #A9B8B0;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #A9B8B0;
            max-width: 300px;
            margin-top: 16px;
        }

        .footer-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 13px;
            color: #A9B8B0;
            transition: color .25s ease, padding-left .25s ease;
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 13px;
            color: #A9B8B0;
            line-height: 1.6;
        }

        .footer-contact-item svg {
            width: 18px;
            height: 18px;
            color: var(--accent);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #8A9B92;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 20px;
            }

            .header-actions .btn {
                padding: 10px 20px;
                font-size: 14px;
            }

            .hero-inner {
                gap: 40px;
                padding-top: 64px;
                padding-bottom: 64px;
                min-height: auto;
            }

            .trust-grid {
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .header-actions .btn-outline {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .header-actions .btn-primary {
                padding: 10px 18px;
                font-size: 14px;
            }

            .hero-inner {
                grid-template-columns: 1fr;
                gap: 48px;
                padding-top: 48px;
                padding-bottom: 48px;
            }

            .hero h1 {
                font-size: 30px;
            }

            .hero-sub {
                font-size: 16px;
            }

            .hero-visual {
                max-width: 480px;
            }

            .float-card-1 {
                left: 0;
            }

            .float-card-2 {
                right: 0;
            }

            .trust-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .section {
                padding: 64px 0;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }

            .news-card-grid {
                grid-template-columns: 1fr;
            }

            .testimonial-card {
                flex-basis: 85%;
            }

            .cta-inner h2 {
                font-size: 26px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .header-inner {
                height: 64px;
            }

            .logo {
                font-size: 18px;
            }

            .logo-badge {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }

            .mobile-menu {
                top: 64px;
            }

            .trust-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }

            .stat-number {
                font-size: 28px;
            }

            .service-card-body {
                padding: 20px;
            }

            .news-item {
                flex-direction: column;
                padding: 14px;
            }

            .news-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .hero-actions .btn {
                width: 100%;
                margin-bottom: 8px;
            }

            .cta-actions .btn {
                width: 100%;
                margin-bottom: 8px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0B4A3A;
            --primary-dark: #072E24;
            --primary-light: #E6F0EC;
            --accent: #D9A441;
            --accent-dark: #C08C2E;
            --accent-light: #FBF3E0;
            --paper: #F7F5F1;
            --card: #FFFFFF;
            --line: #E6EAE5;
            --ink: #1F2B26;
            --muted: #5B6E65;
            --sub: #8A9B92;
            --safe: #2E9E6E;
            --danger: #C0564A;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 1px 3px rgba(7, 46, 36, .06);
            --shadow-lg: 0 16px 40px rgba(7, 46, 36, .12);
            --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.75;
            color: var(--ink);
            background: var(--paper);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .82);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-badge {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -.5px;
            box-shadow: 0 4px 12px rgba(11, 74, 58, .25);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -.3px;
        }

        .logo-sub {
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
            margin-left: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-link {
            display: inline-block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            border-radius: 999px;
            transition: color .2s ease, background .2s ease;
        }

        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .nav-link.active {
            color: var(--accent-dark);
            font-weight: 600;
            background: var(--accent-light);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            background: #fff;
            padding: 10px;
        }

        .nav-toggle span {
            display: block;
            height: 2px;
            border-radius: 2px;
            background: var(--ink);
            transition: transform .2s ease, opacity .2s ease;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: #fff;
            box-shadow: -8px 0 30px rgba(7, 46, 36, .15);
            z-index: 1000;
            padding: 96px 24px 24px;
            transition: right .3s ease;
        }

        .mobile-drawer.open {
            right: 0;
        }

        .drawer-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .drawer-nav a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 500;
            color: var(--ink);
            transition: background .2s ease, color .2s ease;
        }

        .drawer-nav a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .drawer-nav a.active {
            background: var(--accent-light);
            color: var(--accent-dark);
            font-weight: 600;
        }

        .drawer-actions {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 32px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 12px 24px;
            font-size: 15px;
            line-height: 1.2;
            transition: all .2s ease;
            cursor: pointer;
            border: 2px solid transparent;
            white-space: nowrap;
        }

        .btn-accent {
            background: var(--accent);
            color: #1F2B26;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }

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

        .btn-outline-light {
            border-color: rgba(255, 255, 255, .7);
            color: #fff;
            background: transparent;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
        }

        .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            color: #fff;
            background: var(--primary-dark) url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 72px 0 88px;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(7, 46, 36, .84);
        }

        .page-hero-inner {
            position: relative;
            display: grid;
            grid-template-columns: 1.2fr .8fr;
            align-items: center;
            gap: 48px;
            z-index: 1;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 999px;
            background: rgba(217, 164, 65, .18);
            border: 1px solid rgba(217, 164, 65, .35);
            color: #F5D493;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .page-hero h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 16px;
        }

        .page-hero p {
            font-size: 18px;
            line-height: 1.75;
            color: #D6DED8;
            max-width: 540px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .page-hero-visual {
            position: relative;
        }

        .page-hero-visual img {
            border-radius: 16px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, .35);
            width: 100%;
            height: auto;
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }

        .float-card {
            position: absolute;
            background: #fff;
            color: var(--ink);
            border-radius: 12px;
            padding: 12px 16px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .16);
            display: flex;
            gap: 10px;
            align-items: center;
            font-size: 14px;
        }

        .float-card svg {
            width: 28px;
            height: 28px;
            color: var(--primary);
            flex-shrink: 0;
        }

        .float-card strong {
            display: block;
            font-size: 15px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.3;
        }

        .float-card span {
            font-size: 12px;
            color: var(--muted);
        }

        .float-card-a {
            top: 16px;
            left: -16px;
        }

        .float-card-b {
            bottom: 16px;
            right: -12px;
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 48px 0 56px;
            }

            .page-hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero p {
                font-size: 16px;
            }

            .float-card-a {
                left: 4px;
            }

            .float-card-b {
                right: 4px;
            }
        }

        /* ===== Section ===== */
        .section {
            padding: 96px 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }

        .section-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 999px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .5px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--ink);
            letter-spacing: -.5px;
            margin-bottom: 12px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--muted);
            line-height: 1.75;
        }

        @media (max-width: 640px) {
            .section-head h2 {
                font-size: 24px;
            }
        }

        /* ===== Capability Cards ===== */
        .cap-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .cap-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding-bottom: 24px;
            transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }

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

        .cap-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 4 / 3;
            border-bottom: 1px solid var(--line);
        }

        .cap-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }

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

        .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            background: rgba(11, 74, 58, .88);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .3px;
        }

        .cap-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            padding: 20px 20px 8px;
            line-height: 1.4;
        }

        .cap-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            padding: 0 20px 16px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            padding: 0 20px;
            transition: color .2s ease, gap .2s ease;
        }

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

        @media (max-width: 1024px) {
            .cap-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .cap-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Scenarios ===== */
        .scenarios-section {
            background: #fff;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

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

        .scenario-card {
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: border-color .25s ease, box-shadow .25s ease, transform .25s ease;
        }

        .scenario-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .scenario-card img {
            width: 100%;
            height: 120px;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 16px;
        }

        .scenario-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }

        .scenario-card p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.65;
        }

        @media (max-width: 1024px) {
            .scenario-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .scenario-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Process ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-step {
            position: relative;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 32px 24px 24px;
            transition: border-color .25s ease, box-shadow .25s ease;
        }

        .process-step:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-lg);
        }

        .step-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 16px;
            letter-spacing: -1px;
        }

        .process-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.65;
        }

        .process-step::after {
            content: '';
            position: absolute;
            top: 42px;
            right: -14px;
            width: 28px;
            height: 2px;
            background: var(--accent);
            opacity: .4;
        }

        .process-step:last-child::after {
            display: none;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-step::after {
                display: none;
            }
        }

        @media (max-width: 640px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Stats ===== */
        .stats-bar {
            background: var(--primary-dark);
            padding: 56px 0;
            color: #fff;
        }

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

        .stat-num {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -1px;
        }

        .stat-num span {
            font-size: 22px;
            font-weight: 700;
        }

        .stat-label {
            margin-top: 6px;
            font-size: 14px;
            color: #A9BFB4;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 16px;
            }

            .stat-num {
                font-size: 32px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: var(--card);
            overflow: hidden;
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .faq-item[open] {
            border-color: var(--accent);
            background: var(--accent-light);
            box-shadow: var(--shadow-sm);
        }

        .faq-item summary {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            list-style: none;
            line-height: 1.4;
        }

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

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

        .faq-icon {
            position: relative;
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--primary-light);
            transition: background .2s ease;
        }

        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--primary);
            border-radius: 2px;
            transition: transform .25s ease, background .2s ease;
        }

        .faq-icon::before {
            width: 14px;
            height: 2px;
            top: 13px;
            left: 7px;
        }

        .faq-icon::after {
            width: 2px;
            height: 14px;
            top: 7px;
            left: 13px;
        }

        .faq-item[open] summary .faq-icon {
            background: var(--accent);
        }

        .faq-item[open] summary .faq-icon::after {
            transform: scaleY(0);
        }

        .faq-answer {
            padding: 0 24px 20px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.75;
        }

        @media (max-width: 640px) {
            .faq-item summary {
                padding: 16px 16px;
                font-size: 15px;
            }

            .faq-answer {
                padding: 0 16px 16px;
                font-size: 14px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary-dark);
            padding: 80px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -.5px;
            margin-bottom: 12px;
        }

        .cta-section .cta-sub {
            max-width: 640px;
            margin: 0 auto 28px;
            font-size: 16px;
            color: #B4C8BE;
            line-height: 1.75;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .trust-items {
            display: flex;
            justify-content: center;
            gap: 32px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #A9BFB4;
        }

        .trust-items span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .trust-items svg {
            width: 16px;
            height: 16px;
            color: var(--accent);
        }

        @media (max-width: 640px) {
            .cta-section h2 {
                font-size: 24px;
            }

            .trust-items {
                flex-direction: column;
                gap: 8px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #C9D4CD;
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: #A9BFB4;
            max-width: 320px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: #A9BFB4;
            transition: color .2s ease;
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact-item {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 14px;
            color: #A9BFB4;
            line-height: 1.5;
        }

        .footer-contact-item svg {
            width: 20px;
            height: 20px;
            color: var(--accent);
            flex-shrink: 0;
            margin-top: 2px;
        }

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #7E948A;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px 24px;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* ===== Responsive Nav ===== */
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .header-actions .btn {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }
        }

/* roulang page: article */
:root {
  --primary: #0B4A3A;
  --primary-dark: #072E24;
  --accent: #D9A441;
  --accent-dark: #C08C2E;
  --ink: #1F2B26;
  --muted: #5B6E65;
  --paper: #F7F5F1;
  --card: #fff;
  --line: #E6EAE5;
  --success: #2E9E6E;
  --warning: #C0564A;
  --radius-card: 12px;
  --radius-btn: 10px;
  --shadow-card: 0 1px 3px rgba(7,46,36,.06);
  --shadow-hover: 0 16px 40px rgba(7,46,36,.12);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
}
a { color: inherit; text-decoration: none; transition: color .2s; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.3; font-weight: 700; }
ul, ol, p { margin: 0; }
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========== Header / Nav ========== */
.main-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.main-nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 24px;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--ink);
  margin-right: auto;
  flex-shrink: 0;
}
.logo-badge {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  box-shadow: var(--shadow-card);
}
.logo-text { color: var(--primary); }
.logo-sub { color: var(--muted); font-weight: 600; }
.nav-links { display: flex; gap: 6px; margin: 0 auto; }
.nav-link {
  display: inline-block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--muted);
  border-radius: 999px;
  transition: all .2s;
  position: relative;
}
.nav-link:hover { color: var(--primary); background: #f0f3f1; }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}
.nav-actions { display: flex; gap: 12px; margin-left: 8px; flex-shrink: 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  padding: 0 20px;
  height: 42px;
  border: 1px solid transparent;
  transition: all .2s;
  cursor: pointer;
}
.btn-outline {
  background: #fff;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: #1F2B26;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-hover);
}
.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}
.mobile-menu {
  display: none;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 16px 24px 24px;
  box-shadow: 0 12px 24px rgba(7,46,36,.06);
}
.mobile-menu.open { display: block; }
.mobile-menu .nav-link {
  display: block;
  padding: 12px 16px;
  font-size: 16px;
  border-radius: 10px;
}
.mobile-menu .nav-link.active { background: #E6F0EC; }
.mobile-actions {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mobile-actions .btn { width: 100%; height: 48px; }

/* ========== Breadcrumb ========== */
.breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
  font-size: 14px;
  color: var(--muted);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { margin: 0 8px; color: #c0c9c2; }

/* ========== Post Section ========== */
.post-section { padding: 48px 0 64px; }
.post-wrap { max-width: 860px; margin: 0 auto; }
.post-header { text-align: center; margin-bottom: 28px; }
.post-header h1 {
  font-size: 36px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.5px;
}
.post-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 20px;
  font-size: 14px;
  color: var(--muted);
}
.post-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.post-meta-item i { color: var(--accent-dark); font-size: 14px; }
.post-category {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: #fff;
  padding: 2px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
}
.post-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-card);
  background: #e3e1dd;
}

/* ========== Post Content ========== */
.post-content {
  max-width: 720px;
  margin: 0 auto;
  font-size: 17px;
  line-height: 1.8;
  color: #27332e;
}
.post-content p { margin: 0 0 24px; }
.post-content h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  margin: 40px 0 16px;
  padding-top: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.post-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin: 32px 0 12px;
}
.post-content h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin: 24px 0 8px;
}
.post-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(11,74,58,.3);
}
.post-content a:hover { color: var(--accent-dark); }
.post-content ul,
.post-content ol { margin: 0 0 24px; padding-left: 24px; }
.post-content li { margin-bottom: 8px; }
.post-content ul li::marker { color: var(--accent); }
.post-content blockquote {
  margin: 32px 0;
  padding: 20px 24px;
  background: #FBF3E0;
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  color: #4a4030;
}
.post-content blockquote p:last-child { margin-bottom: 0; }
.post-content img {
  border-radius: 12px;
  margin: 24px 0;
  box-shadow: var(--shadow-card);
}
.post-content pre {
  background: var(--primary-dark);
  color: #e8eee9;
  padding: 24px;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.7;
  margin: 24px 0;
}
.post-content code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  background: #eef2ef;
  color: #0B4A3A;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .9em;
}
.post-content pre code {
  background: none;
  padding: 0;
  color: inherit;
}
.post-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  margin: 24px 0;
  font-size: 15px;
}
.post-content th,
.post-content td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}
.post-content tr:last-child td { border-bottom: none; }
.post-content th {
  background: #f0f3f1;
  font-weight: 600;
  color: var(--primary);
}

/* ========== Post Footer ========== */
.post-footer {
  max-width: 720px;
  margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.post-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.post-tag {
  display: inline-flex;
  padding: 4px 14px;
  border-radius: 999px;
  background: #E6F0EC;
  color: var(--primary);
  font-size: 13px;
  font-weight: 500;
  transition: all .2s;
}
.post-tag:hover { background: var(--primary); color: #fff; }
.post-share { display: flex; align-items: center; gap: 8px; }
.share-label { font-size: 14px; color: var(--muted); }
.share-btn {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .2s;
  font-size: 15px;
}
.share-btn:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.share-btn.copied {
  background: var(--success);
  border-color: var(--success);
  color: #fff;
}

/* ========== Post Pagination ========== */
.post-pagination {
  max-width: 720px;
  margin: 48px auto 0;
  display: flex;
  gap: 24px;
}
.post-prev,
.post-next {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 20px 24px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line);
  transition: all .2s;
  box-shadow: var(--shadow-card);
}
.post-prev:hover,
.post-next:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.post-next { align-items: flex-end; text-align: right; }
.p-prefix { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.p-title { font-size: 16px; font-weight: 600; color: var(--ink); line-height: 1.5; }

/* ========== Related Section ========== */
.related-section {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 64px 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
}
.section-head h2 { font-size: 28px; font-weight: 700; color: var(--ink); }
.section-more {
  color: var(--primary);
  font-weight: 600;
  font-size: 15px;
  transition: color .2s;
}
.section-more:hover { color: var(--accent-dark); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  transition: all .25s;
  box-shadow: var(--shadow-card);
  display: block;
}
.related-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.related-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform .3s;
}
.related-card:hover img { transform: scale(1.03); }
.related-info { padding: 20px; }
.related-cat {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: #E6F0EC;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 10px;
}
.related-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  transition: color .2s;
}
.related-card:hover h3 { color: var(--accent-dark); }
.related-info p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-time { font-size: 12px; color: #9aa89f; }
.back-to-list { text-align: center; margin-top: 40px; }

/* ========== Post CTA ========== */
.post-cta {
  background: var(--primary-dark);
  padding: 64px 0;
  text-align: center;
  color: #fff;
}
.post-cta h3 { font-size: 28px; font-weight: 700; margin-bottom: 12px; }
.post-cta p {
  color: #D6DED8;
  max-width: 520px;
  margin: 0 auto 28px;
  font-size: 16px;
}
.post-cta .btn-primary { height: 48px; padding: 0 32px; font-size: 16px; }

/* ========== Not Found ========== */
.not-found-wrap {
  text-align: center;
  padding: 80px 24px;
  max-width: 640px;
  margin: 0 auto;
}
.not-found-wrap h1 { font-size: 36px; font-weight: 800; color: var(--ink); margin-bottom: 16px; }
.not-found-wrap p { color: var(--muted); margin-bottom: 32px; }

/* ========== Footer ========== */
.site-footer {
  background: var(--primary-dark);
  color: #C9D4CD;
  padding: 64px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand .logo { color: #fff; }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-sub { color: #94a89c; }
.footer-brand p { color: #9fb3a5; margin-top: 16px; line-height: 1.7; max-width: 300px; }
.footer-title { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: .5px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { color: #C9D4CD; transition: all .2s; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact { display: flex; flex-direction: column; gap: 16px; }
.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #C9D4CD;
  line-height: 1.5;
}
.footer-contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
}
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  color: #7b9083;
  font-size: 13px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { gap: 2px; }
  .nav-link { padding: 8px 12px; font-size: 14px; }
}
@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .post-header h1 { font-size: 28px; }
  .post-content { font-size: 16px; }
  .post-footer { flex-direction: column; align-items: flex-start; }
  .post-pagination { flex-direction: column; }
  .section-head h2 { font-size: 24px; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .main-nav { padding: 0 16px; gap: 12px; }
  .logo { font-size: 18px; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .post-section { padding: 32px 0 48px; }
  .post-header h1 { font-size: 24px; }
  .post-meta { gap: 8px 12px; }
  .post-cta { padding: 48px 16px; }
  .post-cta h3 { font-size: 22px; }
  .breadcrumb { font-size: 13px; overflow-x: auto; white-space: nowrap; }
}

/* roulang page: category3 */
:root {
            --primary: #0B4A3A;
            --primary-dark: #072E24;
            --primary-light: #E6F0EC;
            --accent: #D9A441;
            --accent-dark: #C08C2E;
            --accent-light: #FBF3E0;
            --paper: #F7F5F1;
            --card: #FFFFFF;
            --line: #E6EAE5;
            --ink: #1F2B26;
            --muted: #5B6E65;
            --muted-light: #8A9B92;
            --success: #2E9E6E;
            --danger: #C0564A;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 12px;
            --radius-full: 999px;
            --shadow-sm: 0 1px 3px rgba(7, 46, 36, .06);
            --shadow-md: 0 8px 24px rgba(7, 46, 36, .08);
            --shadow-lg: 0 16px 40px rgba(7, 46, 36, .12);
            --container: 1200px;
            --space-section: 96px;
            --space-section-mobile: 64px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            background: var(--paper);
            color: var(--ink);
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font: inherit;
            cursor: pointer;
        }

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

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

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 26px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            transition: all .2s;
            border: 0;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-accent {
            background: var(--accent);
            color: #1F2B26;
        }

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

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

        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }

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

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

        .btn-dark:hover {
            background: var(--primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

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

        .btn-light:hover {
            background: var(--accent-light);
            transform: translateY(-1px);
        }

        .btn-sm {
            height: 38px;
            padding: 0 20px;
            font-size: 14px;
            border-radius: var(--radius-full);
        }

        .btn-block {
            width: 100%;
        }

        @media (max-width: 768px) {
            .btn {
                height: 42px;
                padding: 0 22px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--line);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-badge {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            letter-spacing: .5px;
        }

        .logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .5px;
        }

        .logo-sub {
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            margin-left: 2px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            position: relative;
            padding: 8px 2px;
            line-height: 1.4;
            transition: color .2s;
        }

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

        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 0;
            border-radius: var(--radius-md);
            padding: 10px;
        }

        .menu-toggle span {
            display: block;
            height: 2px;
            width: 22px;
            background: var(--primary);
            border-radius: 2px;
            transition: transform .25s, opacity .25s;
        }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--line);
            padding: 16px 20px 24px;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-link {
            display: flex;
            align-items: center;
            min-height: 44px;
            padding: 0 12px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            transition: background .2s, color .2s;
        }

        .mobile-link:hover,
        .mobile-link.active {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }

        .mobile-actions {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 12px;
            padding: 0 12px;
        }

        @media (max-width: 992px) {
            .main-nav {
                display: none;
            }
            .header-actions {
                display: none;
            }
            .menu-toggle {
                display: inline-flex;
            }
        }

        /* ===== 区块通用 ===== */
        .section {
            padding: var(--space-section) 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--space-section-mobile) 0;
            }
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            margin-bottom: 14px;
            letter-spacing: .3px;
        }

        .section-title {
            font-size: 30px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--ink);
            letter-spacing: .3px;
        }

        .section-sub {
            color: var(--muted);
            margin-top: 12px;
            font-size: 16px;
            line-height: 1.8;
        }

        .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 48px;
        }

        @media (max-width: 640px) {
            .section-title {
                font-size: 24px;
            }
            .section-head {
                margin-bottom: 32px;
            }
        }

        /* ===== 分类页 Hero ===== */
        .page-hero {
            position: relative;
            background-color: var(--primary-dark);
            background-image: linear-gradient(rgba(7, 46, 36, .82), rgba(7, 46, 36, .88)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 72px 0 80px;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), rgba(217, 164, 65, .2), var(--accent));
        }

        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .18);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }

        .page-hero h1 {
            font-size: 40px;
            line-height: 1.25;
            font-weight: 800;
            max-width: 760px;
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

        .page-hero .hero-lead {
            font-size: 18px;
            line-height: 1.75;
            color: #D6DED8;
            max-width: 680px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 48px 0 56px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero .hero-lead {
                font-size: 16px;
            }
        }

        /* ===== 能力条 ===== */
        .cap-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .cap-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, border-color .25s, transform .25s;
        }

        .cap-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
            transform: translateY(-3px);
        }

        .cap-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }

        .cap-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
        }

        .cap-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .cap-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .cap-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ===== 方案卡片 ===== */
        .s-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .s-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, border-color .25s, transform .25s;
            display: flex;
            flex-direction: column;
        }

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

        .s-card-media {
            aspect-ratio: 4/3;
            overflow: hidden;
            background: var(--primary-light);
        }

        .s-card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s;
        }

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

        .s-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .s-card-tag {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 12px;
        }

        .s-card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .s-card-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            flex: 1;
        }

        .s-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: color .2s, gap .2s;
        }

        .s-card-link:hover {
            color: var(--accent-dark);
            gap: 10px;
        }

        @media (max-width: 1024px) {
            .s-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .s-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ===== 场景卡 ===== */
        .scene-grid {
            display: grid;
            gap: 24px;
        }

        .scene-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, border-color .25s;
        }

        .scene-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }

        .scene-media {
            min-height: 240px;
            overflow: hidden;
            background: var(--primary-light);
        }

        .scene-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s;
        }

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

        .scene-body {
            padding: 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .scene-tag {
            display: inline-flex;
            align-items: center;
            align-self: flex-start;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-dark);
            background: var(--accent-light);
            padding: 4px 12px;
            border-radius: var(--radius-full);
            margin-bottom: 12px;
        }

        .scene-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .scene-desc {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.75;
        }

        @media (max-width: 768px) {
            .scene-card {
                grid-template-columns: 1fr;
            }
            .scene-media {
                min-height: 200px;
            }
            .scene-body {
                padding: 24px;
            }
            .scene-title {
                font-size: 19px;
            }
        }

        /* ===== 数据条 ===== */
        .stats-band {
            background: var(--primary-dark);
            color: #fff;
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-band::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(217, 164, 65, .1) 1px, transparent 1px);
            background-size: 24px 24px;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            text-align: center;
            position: relative;
            z-index: 1;
        }

        .stat-value {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: 1px;
        }

        .stat-label {
            color: #C9D4CD;
            margin-top: 8px;
            font-size: 15px;
        }

        .stat-note {
            color: #8A9B92;
            font-size: 13px;
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .stat-value {
                font-size: 34px;
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color .25s, box-shadow .25s;
        }

        .faq-item.open {
            border-color: var(--accent);
            background: #FDF9F0;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            background: none;
            border: 0;
            text-align: left;
            color: var(--ink);
            line-height: 1.5;
            transition: color .2s;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 600;
            color: var(--accent-dark);
            background: var(--accent-light);
            transition: transform .3s, background .3s, color .3s;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.8;
            transition: max-height .35s ease, padding .35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 0 24px 22px;
        }

        @media (max-width: 640px) {
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 18px;
            }
        }

        /* ===== CTA 区 ===== */
        .cta-section {
            background: var(--primary-dark);
            position: relative;
            padding: 80px 0;
            text-align: center;
            color: #fff;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(217, 164, 65, .12) 1px, transparent 1px);
            background-size: 22px 22px;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-title {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .cta-desc {
            color: #C9D4CD;
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .cta-trust {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 24px;
            color: #8A9B92;
            font-size: 13px;
        }

        .cta-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cta-trust svg {
            width: 16px;
            height: 16px;
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-title {
                font-size: 25px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #C9D4CD;
            padding: 64px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand p {
            margin-top: 16px;
            color: #8A9B92;
            font-size: 14px;
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
            padding: 0;
        }

        .footer-links a {
            color: #C9D4CD;
            font-size: 14px;
            transition: color .2s;
        }

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

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: #C9D4CD;
            font-size: 14px;
            line-height: 1.5;
        }

        .footer-contact-item svg {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            color: var(--accent);
            margin-top: 2px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            color: #8A9B92;
            font-size: 13px;
        }

        .site-footer .logo-text {
            color: #fff;
        }

        .site-footer .logo-sub {
            color: #8A9B92;
        }

        .site-footer .logo-badge {
            background: var(--accent);
            color: var(--primary-dark);
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
            }
        }

        /* ===== 焦点可访问性 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 其他 ===== */
        .icon-wrap {
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

/* roulang page: category2 */
:root {
            --primary: #0B4A3A;
            --primary-dark: #072E24;
            --accent: #D9A441;
            --accent-dark: #C08C2E;
            --paper: #F7F5F1;
            --card: #FFFFFF;
            --ink: #1F2B26;
            --muted: #5B6E65;
            --line: #E6EAE5;
            --radius: 12px;
            --shadow-card: 0 1px 3px rgba(7, 46, 36, .06);
            --shadow-hover: 0 16px 40px rgba(7, 46, 36, .12);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            background: var(--paper);
            color: var(--ink);
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s;
        }
        img {
            display: block;
            max-width: 100%;
        }
        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        /* headers & nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--line);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-badge {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 2px 8px rgba(7, 46, 36, .18);
        }
        .logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: .5px;
        }
        .logo-sub {
            font-size: 13px;
            font-weight: 500;
            color: var(--muted);
            margin-left: 2px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
            margin: 0 auto;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--ink);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
            transition: width .25s;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            transition: all .25s;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(7, 46, 36, .18);
        }
        .btn-outline {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-accent {
            background: var(--accent);
            color: #1F2B26;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(217, 164, 65, .3);
        }
        .btn:active {
            transform: translateY(0);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--line);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 16px;
            }
            .header-actions .btn {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-actions {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            width: 100%;
            background: #fff;
            border-bottom: 1px solid var(--line);
            padding: 20px 24px 28px;
            z-index: 99;
            box-shadow: 0 20px 40px rgba(7, 46, 36, .08);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            border-bottom: 1px solid #f0f2f0;
        }
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 700;
        }
        .mobile-menu .btn {
            margin-top: 16px;
            width: 100%;
        }
        /* page hero */
        .page-hero {
            position: relative;
            background: var(--primary-dark);
            color: #fff;
            padding: 72px 0 72px;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: .18;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(180deg, transparent, rgba(7, 46, 36, .6));
        }
        .page-hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .page-hero-text {
            flex: 1.1;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(217, 164, 65, .14);
            border: 1px solid rgba(217, 164, 65, .4);
            color: #F3DCAB;
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .5px;
            margin-bottom: 20px;
        }
        .page-hero h1 {
            font-size: 38px;
            line-height: 1.2;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .page-hero h1 .highlight {
            color: var(--accent);
        }
        .page-hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: #D6DED8;
            max-width: 560px;
            margin-bottom: 28px;
        }
        .page-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .page-hero-visual {
            flex: .9;
            position: relative;
        }
        .hero-img-wrap {
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(217, 164, 65, .25);
            box-shadow: 0 24px 60px rgba(0, 0, 0, .25);
        }
        .hero-img-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }
        .float-card {
            position: absolute;
            background: #fff;
            border-radius: 12px;
            box-shadow: 0 12px 30px rgba(7, 46, 36, .16);
            padding: 12px 16px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--ink);
        }
        .float-card-1 {
            top: -14px;
            right: -10px;
        }
        .float-card-2 {
            bottom: -14px;
            left: -10px;
        }
        .float-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: #E6F0EC;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
        }
        @media (max-width: 1024px) {
            .page-hero {
                padding: 52px 0;
            }
            .page-hero-inner {
                flex-direction: column;
                gap: 32px;
            }
            .page-hero-visual {
                width: 100%;
                max-width: 520px;
            }
            .hero-img-wrap img {
                height: 220px;
            }
        }
        @media (max-width: 768px) {
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero-sub {
                font-size: 15px;
            }
        }
        /* sections */
        .section {
            padding: 80px 0;
        }
        .section-paper {
            background: var(--paper);
        }
        .section-white {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }
        .section-head .eyebrow {
            display: inline-block;
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-dark);
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-head h2 {
            font-size: 30px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
        }
        /* cards grid */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-item {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all .3s;
            display: flex;
            flex-direction: column;
        }
        .card-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .card-img {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            position: relative;
        }
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s;
        }
        .card-item:hover .card-img img {
            transform: scale(1.03);
        }
        .card-img .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 74, 58, .85);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }
        .card-body {
            padding: 20px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .card-link i {
            transition: transform .25s;
        }
        .card-link:hover {
            color: var(--accent-dark);
        }
        .card-link:hover i {
            transform: translateX(4px);
        }
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        /* scenario */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .scenario-card {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 28px;
            display: flex;
            gap: 20px;
            box-shadow: var(--shadow-card);
            transition: all .3s;
        }
        .scenario-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
        }
        .scenario-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            flex-shrink: 0;
        }
        .scenario-info h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 6px;
        }
        .scenario-info p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
        }
        @media (max-width: 640px) {
            .scenario-grid {
                grid-template-columns: 1fr;
            }
        }
        /* steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            position: relative;
            box-shadow: var(--shadow-card);
            transition: all .3s;
        }
        .step-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(217, 164, 65, .5);
            transform: translateY(-3px);
        }
        .step-num {
            width: 44px;
            height: 44px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: #FBF3E0;
            color: var(--accent-dark);
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(217, 164, 65, .3);
        }
        .step-item h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--ink);
        }
        .step-item p {
            font-size: 13px;
            color: var(--muted);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }
        /* stats */
        .stats-bar {
            background: var(--primary-dark);
            border-radius: 16px;
            padding: 36px 32px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .stats-bar::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 0;
            right: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            opacity: .1;
        }
        .stat-item {
            position: relative;
        }
        .stat-value {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: #C9D4CD;
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        /* faq */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s;
        }
        .faq-item.open {
            border-color: var(--accent);
            background: #FBF3E0;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            text-align: left;
            cursor: pointer;
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #E6F0EC;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            transition: all .3s;
        }
        .faq-item.open .faq-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s, padding .3s;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }
        /* cta */
        .cta-section {
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
            padding: 72px 0;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: .14;
        }
        .cta-inner {
            position: relative;
            max-width: 620px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-inner p {
            color: #D6DED8;
            font-size: 16px;
            margin-bottom: 28px;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-note {
            margin-top: 20px;
            display: flex;
            gap: 24px;
            justify-content: center;
            color: #9BB0A6;
            font-size: 13px;
            flex-wrap: wrap;
        }
        .cta-note span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        @media (max-width: 640px) {
            .cta-inner h2 {
                font-size: 24px;
            }
        }
        /* footer */
        .site-footer {
            background: var(--primary-dark);
            padding: 64px 0 0;
            color: #C9D4CD;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand .logo-sub {
            color: #9BB0A6;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #9BB0A6;
        }
        .footer-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 13px;
            color: #9BB0A6;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .footer-contact-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: #C9D4CD;
            margin-bottom: 14px;
        }
        .footer-contact-item svg {
            width: 20px;
            height: 20px;
            color: var(--accent);
            flex-shrink: 0;
            margin-top: 3px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            font-size: 13px;
            color: #7E948A;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        /* animations */
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity .5s ease, transform .5s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        /* fine lines */
        .gold-line {
            width: 48px;
            height: 3px;
            border-radius: 2px;
            background: var(--accent);
            margin: 0 auto 20px;
        }