/* roulang page: index */
:root {
            --color-primary: #0E5C46;
            --color-primary-hover: #0A4A36;
            --color-primary-bg: #E8F2EE;
            --color-accent: #C9A24B;
            --color-accent-hover: #AD8A3A;
            --color-bg: #F7F9F8;
            --color-bg-white: #FFFFFF;
            --color-dark: #0C1D17;
            --color-text: #1A2420;
            --color-text-secondary: #5A6B62;
            --color-border: #D8E2DD;
            --color-success: #2E8B67;
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-pill: 999px;
            --shadow-card: 0 1px 3px rgba(12, 29, 23, 0.04);
            --shadow-hover: 0 8px 24px rgba(12, 29, 23, 0.08);
            --transition: 0.25s ease;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.2;
            border: 1px solid transparent;
            transition: all var(--transition);
            text-align: center;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }

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

        .btn-gold:hover {
            background: var(--color-accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 162, 75, 0.3);
        }

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

        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: rgba(255, 255, 255, 0.92);
            font-weight: 500;
            font-size: 16px;
            padding: 8px 2px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition);
        }

        .btn-text:hover {
            color: #fff;
            border-color: #fff;
        }

        .btn-text-white {
            display: inline-flex;
            align-items: center;
            color: rgba(255, 255, 255, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.3);
            padding: 8px 2px;
            font-weight: 500;
            font-size: 16px;
            transition: all var(--transition);
        }

        .btn-text-white:hover {
            color: #fff;
            border-color: #fff;
        }

        .btn-text-only {
            display: block;
            text-align: center;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 10px 0;
            transition: color var(--transition);
        }

        .btn-text-only:hover {
            color: var(--color-primary-hover);
            text-decoration: underline;
        }

        /* Header */
        .site-header {
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
        }

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

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: -0.01em;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 40px;
        }

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

        .nav-link::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            opacity: 0;
            transition: opacity var(--transition);
        }

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

        .nav-link.active::after {
            opacity: 1;
        }

        .nav-cta {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            padding: 8px 2px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
        }

        .nav-cta .arrow {
            display: inline-block;
            transition: transform var(--transition);
        }

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

        .nav-cta:hover .arrow {
            transform: translateX(3px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            width: 44px;
            height: 44px;
            align-items: center;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: rotate(45deg) translateY(4px);
        }

        .nav-toggle.open span:nth-child(2) {
            transform: rotate(-45deg) translateY(-4px);
        }

        /* Hero */
        .hero {
            min-height: 620px;
            display: flex;
            align-items: center;
            position: relative;
            background: linear-gradient(115deg, rgba(12, 29, 23, 0.9) 0%, rgba(12, 29, 23, 0.72) 50%, rgba(14, 92, 70, 0.55) 100%), url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px);
            background-size: 26px 26px;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            padding-top: 120px;
            padding-bottom: 120px;
        }

        .hero-content {
            max-width: 640px;
            color: #fff;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 28px;
        }

        .hero-badge::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        .hero h1 {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            color: #fff;
            margin-bottom: 20px;
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 36px;
            max-width: 520px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-pill {
            position: absolute;
            right: 40px;
            bottom: 40px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            z-index: 2;
        }

        /* Stats bar */
        .stats-bar {
            background: var(--color-dark);
            padding: 40px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

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

        .stat-item {
            text-align: center;
            color: #fff;
        }

        .stat-item svg {
            width: 28px;
            height: 28px;
            color: var(--color-accent);
            margin-bottom: 12px;
        }

        .stat-title {
            display: block;
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .stat-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

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

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

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

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

        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 56px;
        }

        .section-head h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 600;
            line-height: 1.25;
            margin-bottom: 12px;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .section-head p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .section-head-row {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            max-width: 100%;
            margin-bottom: 40px;
            text-align: left;
        }

        .section-head-row h2 {
            margin-bottom: 0;
        }

        .section-more {
            font-weight: 500;
            color: var(--color-primary);
            white-space: nowrap;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition);
        }

        .section-more:hover {
            gap: 8px;
            color: var(--color-primary-hover);
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .step-item {
            text-align: center;
            padding: 44px 32px 36px;
            background: var(--color-bg-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .step-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-primary);
            opacity: 0.3;
        }

        .step-num {
            position: absolute;
            top: -8px;
            right: 12px;
            font-size: 76px;
            font-weight: 800;
            color: rgba(14, 92, 70, 0.07);
            line-height: 1;
            z-index: 0;
        }

        .step-item>* {
            position: relative;
            z-index: 1;
        }

        .step-dot {
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            border: 4px solid #fff;
            border-radius: 50%;
            display: block;
            margin: 0 auto 16px;
            box-shadow: 0 2px 10px rgba(14, 92, 70, 0.25);
        }

        .step-item h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .step-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 260px;
            margin: 0 auto;
        }

        /* Advantages */
        .advantages-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .advantage-media {
            position: relative;
            padding-right: 40px;
            padding-bottom: 40px;
        }

        .advantage-media::before {
            content: '';
            position: absolute;
            right: 0;
            bottom: 0;
            width: 82%;
            height: 72%;
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-card);
            opacity: 0.25;
            z-index: 0;
        }

        .advantage-img-main {
            width: 100%;
            border-radius: var(--radius-card);
            object-fit: cover;
            box-shadow: var(--shadow-hover);
            position: relative;
            z-index: 1;
        }

        .advantage-img-sub {
            position: absolute;
            right: 0;
            bottom: 0;
            width: 54%;
            border-radius: var(--radius-card);
            border: 4px solid #fff;
            box-shadow: var(--shadow-hover);
            z-index: 2;
        }

        .advantage-list {
            display: flex;
            flex-direction: column;
            gap: 36px;
        }

        .adv-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .adv-icon {
            flex-shrink: 0;
            width: 54px;
            height: 54px;
            background: var(--color-primary-bg);
            border-radius: var(--radius-card);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
        }

        .adv-icon svg {
            width: 24px;
            height: 24px;
        }

        .adv-item h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 6px;
        }

        .adv-item p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        /* Plans */
        .plans-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }

        .plan-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 40px 32px 32px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: all var(--transition);
        }

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

        .plan-recommended {
            border-color: var(--color-accent);
            box-shadow: 0 4px 20px rgba(201, 162, 75, 0.14);
        }

        .plan-tag {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 18px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.05em;
        }

        .plan-card h3 {
            font-size: 22px;
            font-weight: 600;
            text-align: center;
            margin-bottom: 12px;
        }

        .plan-price {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 24px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--color-border);
        }

        .plan-features {
            flex: 1;
            margin-bottom: 32px;
        }

        .plan-features li {
            position: relative;
            padding-left: 28px;
            font-size: 15px;
            color: var(--color-text);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .plan-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 1px;
            width: 18px;
            height: 18px;
            background: var(--color-primary-bg);
            color: var(--color-primary);
            border-radius: 50%;
            font-size: 11px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* CTA */
        .cta-section {
            background: var(--color-dark);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(201, 162, 75, 0.1) 1px, transparent 1px);
            background-size: 28px 28px;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
        }

        .cta-features {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-bottom: 40px;
            flex-wrap: wrap;
        }

        .cta-features span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            font-weight: 500;
        }

        .cta-features span::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .cta-section h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 40px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
        }

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

        .news-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px 20px;
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
        }

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

        .news-tag {
            align-self: flex-start;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-primary);
            background: var(--color-primary-bg);
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
            transition: background var(--transition), color var(--transition);
        }

        .news-card:hover .news-tag {
            background: var(--color-accent);
            color: #fff;
        }

        .news-card h3 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card h3 a {
            color: var(--color-text);
            transition: color var(--transition);
        }

        .news-card h3 a:hover {
            color: var(--color-primary);
        }

        .news-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
            color: var(--color-text-secondary);
            padding-top: 16px;
            border-top: 1px solid var(--color-border);
        }

        .news-meta a {
            color: var(--color-primary);
            font-weight: 500;
            font-size: 14px;
        }

        .news-meta a:hover {
            text-decoration: underline;
        }

        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            border: 1px dashed var(--color-border);
            border-radius: var(--radius-card);
            background: var(--color-bg-white);
        }

        .news-empty .empty-icon {
            width: 48px;
            height: 48px;
            background: var(--color-primary-bg);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 22px;
        }

        .news-empty p {
            color: var(--color-text-secondary);
            font-size: 14px;
        }

        /* FAQ */
        .faq-layout {
            display: grid;
            grid-template-columns: 0.8fr 1.4fr;
            gap: 64px;
            align-items: start;
        }

        .faq-intro h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .faq-intro p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: 10px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

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

        .faq-item.active {
            border-color: var(--color-primary);
            box-shadow: 0 2px 12px rgba(14, 92, 70, 0.06);
        }

        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            text-align: left;
            gap: 16px;
            line-height: 1.4;
        }

        .faq-question::after {
            content: '+';
            font-size: 26px;
            font-weight: 300;
            color: var(--color-primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            line-height: 1;
        }

        .faq-item.active .faq-question::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 280px;
            padding: 0 24px 20px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 80px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .brand-footer .brand-mark {
            background: var(--color-accent);
            color: var(--color-dark);
            font-size: 18px;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
        }

        .brand-footer .brand-text {
            color: #fff;
            font-size: 20px;
            font-weight: 600;
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 14px;
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-links h4,
        .footer-contact h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-links li,
        .footer-contact li {
            margin-bottom: 10px;
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
            position: relative;
            padding-left: 14px;
        }

        .footer-links a::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 2px;
            height: 12px;
            background: var(--color-primary);
            border-radius: 1px;
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-contact li {
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-contact li span {
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
            }

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

            .plans-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }

            .plan-card {
                padding: 32px 20px 24px;
            }

            .advantages-grid {
                gap: 40px;
            }
        }

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

            .header-inner {
                height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--color-bg-white);
                flex-direction: column;
                justify-content: center;
                gap: 8px;
                opacity: 0;
                visibility: hidden;
                transition: opacity 0.3s ease, visibility 0.3s ease;
                z-index: 100;
                padding: 40px 20px;
            }

            .main-nav.open {
                opacity: 1;
                visibility: visible;
            }

            .main-nav a {
                width: 100%;
                text-align: center;
                font-size: 18px;
                padding: 16px 0;
                border-bottom: 1px solid var(--color-border);
            }

            .main-nav .nav-cta {
                border-bottom: none;
                font-size: 18px;
                margin-top: 8px;
            }

            .nav-toggle {
                display: flex;
                z-index: 101;
            }

            .nav-toggle.open span:nth-child(1) {
                transform: rotate(45deg) translateY(5px);
            }

            .nav-toggle.open span:nth-child(2) {
                transform: rotate(-45deg) translateY(-5px);
            }

            .hero {
                min-height: 560px;
            }

            .hero-inner {
                padding-top: 80px;
                padding-bottom: 80px;
                text-align: center;
            }

            .hero-content {
                margin: 0 auto;
            }

            .hero-badge {
                margin-bottom: 20px;
            }

            .hero-sub {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-pill {
                display: none;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .advantages-grid {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .advantage-media {
                max-width: 480px;
                margin: 0 auto;
            }

            .plans-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                max-width: 420px;
                margin: 0 auto;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .faq-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

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

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

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .section {
                padding: 48px 0;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .hero {
                min-height: 520px;
            }

            .hero h1 {
                font-size: 34px;
            }

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

            .hero-actions {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }

            .btn-lg {
                width: 100%;
                max-width: 280px;
            }

            .cta-actions {
                flex-direction: column;
                align-items: center;
                gap: 16px;
            }

            .cta-features {
                gap: 16px 24px;
            }

            .footer-grid {
                padding-bottom: 32px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0E5C46;
            --color-primary-hover: #0A4A36;
            --color-primary-bg: #E8F2EE;
            --color-accent: #C9A24B;
            --color-accent-hover: #AD8A3A;
            --color-bg: #F7F9F8;
            --color-bg-white: #FFFFFF;
            --color-dark: #0C1D17;
            --color-text: #1A2420;
            --color-text-secondary: #5A6B62;
            --color-border: #D8E2DD;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 1px 3px rgba(12, 29, 23, 0.04);
            --shadow-hover: 0 8px 24px rgba(12, 29, 23, 0.08);
            --transition: all 0.25s ease;
            --container: 1200px;
            --spacing-section: 96px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-sm {
            padding: 64px 0;
        }
        .section-tint {
            background: var(--color-primary-bg);
        }
        .section-white {
            background: var(--color-bg-white);
        }
        .section-dark {
            background: var(--color-dark);
            color: #fff;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: 6px;
            letter-spacing: 0.01em;
            transition: var(--transition);
            min-height: 48px;
        }
        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }
        .btn-gold {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-gold:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 162, 75, 0.3);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-2px);
        }
        .btn-outline {
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
            color: var(--color-primary);
        }
        .btn-outline:hover {
            border-color: var(--color-primary);
            box-shadow: 0 4px 12px rgba(14, 92, 70, 0.08);
        }
        .btn-light {
            color: rgba(255, 255, 255, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            border-radius: 0;
            padding: 6px 2px;
            min-height: auto;
        }
        .btn-light:hover {
            color: #fff;
            border-color: var(--color-accent);
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
        }
        .brand-mark {
            width: 36px;
            height: 36px;
            border-radius: 4px;
            background: var(--color-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .brand-text {
            font-size: 19px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.01em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 40px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            letter-spacing: 0.02em;
            padding: 6px 2px;
            position: relative;
            transition: color 0.2s;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: -2px;
            width: 20px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transform: translateX(-50%) scaleX(0);
            transition: transform 0.2s;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--color-primary);
        }
        .nav-link.active::after {
            transform: translateX(-50%) scaleX(1);
        }
        .nav-cta {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 2px;
            transition: color 0.2s;
        }
        .nav-cta .arrow {
            transition: transform 0.2s;
        }
        .nav-cta:hover {
            color: var(--color-accent-hover);
        }
        .nav-cta:hover .arrow {
            transform: translateX(4px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            padding: 10px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: var(--color-primary-bg);
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.open span:first-child {
            transform: translateY(4px) rotate(45deg);
        }
        .nav-toggle.open span:last-child {
            transform: translateY(-4px) rotate(-45deg);
        }

        /* ===== Hero ===== */
        .hero {
            background: linear-gradient(115deg, rgba(12, 29, 23, 0.82), rgba(14, 92, 70, 0.72)), url('/assets/images/backpic/back-1.webp') center 30% / cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
            position: relative;
            color: #fff;
        }
        .hero-inner {
            width: 100%;
            padding: 80px 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            letter-spacing: 0.04em;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, 0.92);
        }
        .hero-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
        }
        .hero h1 {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }
        .hero p.lead {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 520px;
            line-height: 1.7;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero-trust {
            position: absolute;
            right: 40px;
            bottom: 40px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.9);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hero-trust i {
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
        }

        /* ===== 步骤时间线 ===== */
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }
        .section-head h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 600;
            line-height: 1.25;
            color: var(--color-text);
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .timeline-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }
        .timeline-item {
            position: relative;
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .timeline-dot {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 3px solid var(--color-bg-white);
            box-shadow: 0 0 0 2px var(--color-primary);
            margin-bottom: 20px;
        }
        .timeline-item::after {
            content: "";
            position: absolute;
            top: 44px;
            left: 52px;
            width: calc(100% - 24px);
            border-top: 1px dashed rgba(14, 92, 70, 0.4);
        }
        .timeline-item:last-child::after {
            display: none;
        }
        .timeline-num {
            font-size: 42px;
            font-weight: 700;
            color: rgba(14, 92, 70, 0.18);
            line-height: 1;
            margin-bottom: 8px;
        }
        .timeline-item h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== 登录方式 ===== */
        .methods-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .method-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .method-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--color-primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s;
        }
        .method-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(14, 92, 70, 0.3);
        }
        .method-card:hover::before {
            transform: scaleX(1);
        }
        .method-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: var(--color-primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        .method-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--color-primary);
            stroke-width: 1.5;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .method-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .method-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .method-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-primary);
            background: var(--color-primary-bg);
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 16px;
        }

        /* ===== 场景 ===== */
        .scenario-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .scenario-media {
            position: relative;
        }
        .scenario-media img {
            width: 100%;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            position: relative;
            z-index: 1;
        }
        .scenario-media::after {
            content: "";
            position: absolute;
            right: -16px;
            bottom: -16px;
            width: 100%;
            height: 100%;
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-md);
            opacity: 0.35;
        }
        .scenario-list {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .scenario-item {
            display: flex;
            gap: 20px;
        }
        .scenario-item .icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--color-primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .scenario-item .icon svg {
            width: 22px;
            height: 22px;
            stroke: var(--color-primary);
            stroke-width: 1.5;
            fill: none;
            stroke-linecap: round;
            stroke-linejoin: round;
        }
        .scenario-item h3 {
            font-size: 19px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .scenario-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ===== 安全 ===== */
        .security-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .security-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .security-card {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 24px 20px;
            transition: var(--transition);
        }
        .security-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(14, 92, 70, 0.3);
        }
        .security-card .num {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .security-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
        }
        .security-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .security-note {
            margin-top: 24px;
            padding: 20px 24px;
            background: var(--color-primary-bg);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
            border-left: 4px solid var(--color-primary);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
        .faq-item:hover {
            border-color: rgba(14, 92, 70, 0.3);
        }
        .faq-item.open {
            border-left: 3px solid var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-align: left;
            padding: 22px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            gap: 20px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            transition: background 0.3s, transform 0.3s;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: "";
            position: absolute;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .faq-icon::before {
            width: 10px;
            height: 2px;
        }
        .faq-icon::after {
            width: 2px;
            height: 10px;
            transition: opacity 0.2s;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
        }
        .faq-item.open .faq-icon::before,
        .faq-item.open .faq-icon::after {
            background: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer p {
            padding: 0 24px 22px 24px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-block {
            position: relative;
            overflow: hidden;
            text-align: center;
            padding: 80px 20px;
        }
        .cta-block::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(201, 162, 75, 0.2), transparent 70%);
        }
        .cta-block h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.75;
        }
        .cta-actions {
            display: flex;
            gap: 24px;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .brand-text {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 18px;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-links h4,
        .footer-contact h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-links ul li,
        .footer-contact ul li {
            font-size: 14px;
            margin-bottom: 12px;
            line-height: 1.7;
        }
        .footer-links ul li a {
            color: rgba(255, 255, 255, 0.7);
            padding-left: 12px;
            position: relative;
            transition: color 0.2s;
        }
        .footer-links ul li a::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 2px;
            height: 12px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .footer-links ul li a:hover {
            color: #fff;
        }
        .footer-contact ul li span {
            display: block;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            font-size: 13px;
            margin-bottom: 2px;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 72px;
            }
            .methods-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline-item::after {
                display: none;
            }
            .security-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
            .header-inner {
                height: 64px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--color-bg-white);
                border-bottom: 1px solid var(--color-border);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 12px 20px 20px;
                box-shadow: 0 16px 24px rgba(12, 29, 23, 0.08);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav .nav-link,
            .main-nav .nav-cta {
                width: 100%;
                padding: 14px 4px;
                border-bottom: 1px solid var(--color-border);
                font-size: 16px;
            }
            .main-nav .nav-link.active::after {
                display: none;
            }
            .main-nav .nav-link.active {
                color: var(--color-primary);
                font-weight: 600;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                min-height: 460px;
            }
            .hero-inner {
                text-align: center;
                padding: 64px 20px;
            }
            .hero p.lead {
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-trust {
                display: none;
            }
            .timeline-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .methods-grid {
                grid-template-columns: 1fr;
            }
            .scenario-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .scenario-media::after {
                display: none;
            }
            .security-cards {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
                padding-bottom: 36px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: center;
            }
            .cta-actions .btn {
                width: 100%;
                max-width: 320px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .timeline-item {
                padding: 24px 20px;
            }
            .method-card {
                padding: 28px 20px;
            }
            .faq-question {
                padding: 18px 16px;
                font-size: 15px;
            }
            .faq-answer p {
                padding: 0 16px 18px 16px;
                font-size: 14px;
            }
            .cta-block {
                padding: 60px 16px;
            }
            .footer-grid {
                gap: 28px;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
            }
            html {
                scroll-behavior: auto;
            }
        }

/* roulang page: article */
:root {
  --color-primary: #0E5C46;
  --color-primary-hover: #0A4A36;
  --color-primary-bg: #E8F2EE;
  --color-accent: #C9A24B;
  --color-accent-hover: #AD8A3A;
  --color-bg: #F7F9F8;
  --color-bg-white: #FFFFFF;
  --color-dark: #0C1D17;
  --color-text: #1A2420;
  --color-text-secondary: #5A6B62;
  --color-border: #D8E2DD;
  --color-success: #2E8B67;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-sm: 6px;
  --shadow-sm: 0 1px 3px rgba(12,29,23,0.04);
  --shadow-hover: 0 8px 24px rgba(12,29,23,0.08);
  --transition-base: 0.2s ease;
  --container: 1200px;
  --font: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); font-size: 16px; line-height: 1.75; color: var(--color-text); background: var(--color-bg); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--color-bg-white); border-bottom: 1px solid var(--color-border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: var(--color-dark); transition: color var(--transition-base); }
.brand:hover { color: var(--color-primary); }
.brand-mark { width: 34px; height: 34px; border-radius: 6px; background: var(--color-primary); color: #fff; font-size: 18px; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.main-nav { display: flex; align-items: center; gap: 40px; }
.nav-link { position: relative; font-size: 15px; font-weight: 500; color: var(--color-text); letter-spacing: 0.02em; padding: 8px 2px; transition: color var(--transition-base); }
.nav-link::after { content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); width: 20px; height: 2px; border-radius: 2px; background: var(--color-primary); opacity: 0; transition: opacity var(--transition-base); }
.nav-link:hover, .nav-link.active { color: var(--color-primary); }
.nav-link.active::after { opacity: 1; }
.nav-cta { font-size: 15px; font-weight: 600; color: var(--color-primary); transition: color var(--transition-base); }
.nav-cta .arrow { display: inline-block; transition: transform var(--transition-base); }
.nav-cta:hover .arrow { transform: translateX(3px); }
.nav-toggle { display: none; flex-direction: column; gap: 6px; width: 44px; height: 44px; justify-content: center; align-items: center; }
.nav-toggle span { width: 22px; height: 2px; background: var(--color-dark); border-radius: 2px; transition: transform var(--transition-base), opacity var(--transition-base); }
.nav-toggle.open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* Breadcrumb */
.breadcrumb-wrap { background: var(--color-bg-white); border-bottom: 1px solid var(--color-border); padding: 14px 0; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--color-text-secondary); flex-wrap: wrap; }
.breadcrumb a { color: var(--color-primary); transition: color var(--transition-base); }
.breadcrumb a:hover { color: var(--color-primary-hover); text-decoration: underline; }
.breadcrumb i { font-style: normal; color: var(--color-border); }
.breadcrumb .current { color: var(--color-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 480px; }

/* Article shell */
.article-shell { padding: 48px 0 80px; }
.article-card { background: var(--color-bg-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 48px; box-shadow: var(--shadow-sm); max-width: 860px; margin: 0 auto; }
.article-head { border-bottom: 1px solid var(--color-border); padding-bottom: 24px; margin-bottom: 32px; }
.article-head h1 { font-size: clamp(28px, 3vw, 32px); font-weight: 700; line-height: 1.3; letter-spacing: -0.02em; margin-bottom: 16px; color: var(--color-dark); }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 14px; color: var(--color-text-secondary); }
.meta-tag { display: inline-flex; align-items: center; padding: 4px 12px; background: var(--color-primary-bg); color: var(--color-primary); font-size: 12px; font-weight: 600; border-radius: 999px; }
.meta-date, .meta-read { display: inline-flex; align-items: center; gap: 6px; }
.meta-date::before, .meta-read::before { content: ""; width: 3px; height: 3px; border-radius: 50%; background: var(--color-border); }

/* Article body */
.article-body { color: var(--color-text); }
.article-body p { font-size: 16px; line-height: 1.8; margin-bottom: 20px; }
.article-body h2, .article-body h3 { color: var(--color-dark); margin: 32px 0 16px; font-weight: 600; line-height: 1.4; }
.article-body h2 { font-size: 22px; }
.article-body h3 { font-size: 18px; }
.article-body ul, .article-body ol { margin: 0 0 20px 20px; }
.article-body li { font-size: 16px; line-height: 1.8; margin-bottom: 8px; }
.article-body ul li { list-style: disc; }
.article-body blockquote { border-left: 4px solid var(--color-primary); background: var(--color-primary-bg); padding: 16px 20px; font-size: 14px; color: var(--color-text-secondary); border-radius: 0 8px 8px 0; margin-bottom: 20px; }
.article-body img { width: 100%; border-radius: 8px; margin-bottom: 12px; }
.article-body figcaption { font-size: 13px; color: var(--color-text-secondary); text-align: center; margin-bottom: 20px; }
.article-body a { color: var(--color-primary); border-bottom: 1px solid rgba(14,92,70,0.3); transition: border-color var(--transition-base); }
.article-body a:hover { border-bottom-color: var(--color-primary); }
.article-body table { width: 100%; border-collapse: collapse; margin-bottom: 20px; font-size: 14px; }
.article-body th, .article-body td { border: 1px solid var(--color-border); padding: 10px 12px; text-align: left; }
.article-body th { background: var(--color-primary-bg); color: var(--color-dark); font-weight: 600; }

/* Empty state */
.article-empty { text-align: center; padding: 48px 20px; }
.empty-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--color-primary-bg); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.article-empty h3 { font-size: 22px; color: var(--color-dark); margin-bottom: 8px; }
.article-empty p { font-size: 14px; color: var(--color-text-secondary); margin-bottom: 24px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 28px; font-size: 16px; font-weight: 600; border-radius: var(--radius-sm); transition: all var(--transition-base); border: 1px solid transparent; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-outline { border: 1px solid var(--color-border); background: var(--color-bg-white); color: var(--color-primary); }
.btn-outline:hover { border-color: var(--color-primary); background: var(--color-primary-bg); }

/* Share */
.article-share-row { max-width: 860px; margin: 24px auto 0; display: flex; align-items: center; gap: 12px; background: var(--color-bg-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 16px 20px; box-shadow: var(--shadow-sm); flex-wrap: wrap; }
.article-share-row > span { font-size: 14px; font-weight: 600; color: var(--color-text-secondary); }
.share-link { width: 40px; height: 40px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--color-border); color: var(--color-primary); transition: all var(--transition-base); }
.share-link:hover { background: var(--color-primary-bg); border-color: var(--color-primary); transform: translateY(-2px); }
.share-tip { font-size: 13px; color: var(--color-text-secondary); background: var(--color-primary-bg); padding: 6px 14px; border-radius: 999px; opacity: 0; transform: translateY(4px); transition: all 0.3s ease; pointer-events: none; }
.share-tip.show { opacity: 1; transform: translateY(0); }

/* Pager */
.article-pager { max-width: 860px; margin: 24px auto 0; display: flex; align-items: center; justify-content: space-between; background: var(--color-bg-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 18px 24px; box-shadow: var(--shadow-sm); }
.pager-item { font-size: 14px; font-weight: 500; color: var(--color-primary); transition: color var(--transition-base); }
.pager-item:hover { color: var(--color-primary-hover); text-decoration: underline; }
.pager-divider { width: 1px; height: 20px; background: var(--color-border); }

/* Related */
.related-section { max-width: 860px; margin: 40px auto 0; }
.related-section h2 { font-size: 24px; font-weight: 600; color: var(--color-dark); margin-bottom: 20px; }
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 24px; }
.news-card { background: var(--color-bg-white); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 24px; transition: all var(--transition-base); display: flex; flex-direction: column; gap: 12px; }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: transparent; }
.news-tag { display: inline-flex; align-items: center; padding: 4px 12px; background: var(--color-primary-bg); color: var(--color-primary); font-size: 12px; font-weight: 600; border-radius: 999px; transition: background var(--transition-base), color var(--transition-base); align-self: flex-start; }
.news-card:hover .news-tag { background: var(--color-accent); color: #fff; }
.news-card h3 { font-size: 18px; font-weight: 600; line-height: 1.4; color: var(--color-dark); }
.news-card p { font-size: 14px; color: var(--color-text-secondary); line-height: 1.6; }
.news-card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.news-date { font-size: 14px; color: var(--color-text-secondary); }
.news-link { font-size: 14px; font-weight: 500; color: var(--color-primary); }
.news-link:hover { text-decoration: underline; }
.related-empty { background: var(--color-bg-white); border: 1px dashed var(--color-border); border-radius: var(--radius-lg); padding: 40px 24px; text-align: center; font-size: 14px; color: var(--color-text-secondary); }

/* Back home */
.back-home { max-width: 860px; margin: 24px auto 0; text-align: center; }
.back-home a { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--color-primary); transition: all var(--transition-base); }
.back-home a:hover { color: var(--color-primary-hover); gap: 12px; }

/* Footer */
.site-footer { background: var(--color-dark); color: rgba(255,255,255,0.72); padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.2fr; gap: 48px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.6); margin-top: 16px; max-width: 320px; }
.brand-footer .brand-text { color: #fff; }
.footer-links h4, .footer-contact h4 { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 18px; }
.footer-links li, .footer-contact li { margin-bottom: 12px; font-size: 14px; line-height: 1.6; }
.footer-links a { color: rgba(255,255,255,0.7); transition: color var(--transition-base); }
.footer-links a:hover { color: #fff; }
.footer-contact li span { display: block; font-weight: 500; color: rgba(255,255,255,0.9); margin-bottom: 2px; }
.footer-bottom { padding-top: 24px; text-align: center; }
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.4); }

/* Responsive */
@media (max-width: 1024px) {
  .main-nav { gap: 24px; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .header-inner { height: 64px; }
  .main-nav { position: fixed; inset: 0; background: var(--color-bg-white); flex-direction: column; justify-content: center; gap: 32px; padding: 40px; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; }
  .main-nav.open { opacity: 1; pointer-events: auto; }
  .nav-link { font-size: 18px; padding: 12px 4px; }
  .nav-cta { font-size: 18px; }
  .nav-toggle { display: flex; }
  .article-card { padding: 28px 20px; }
  .article-shell { padding: 32px 0 64px; }
  .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .article-pager { flex-direction: column; gap: 16px; }
  .pager-divider { width: 100%; height: 1px; }
}
@media (max-width: 520px) {
  .article-head h1 { font-size: 24px; }
  .article-meta { gap: 8px; }
  .article-share-row { padding: 12px 16px; }
  .news-card { padding: 20px 16px; }
}

/* roulang page: category2 */
:root {
    --color-primary: #0E5C46;
    --color-primary-hover: #0A4A36;
    --color-primary-bg: #E8F2EE;
    --color-accent: #C9A24B;
    --color-accent-hover: #AD8A3A;
    --color-bg: #F7F9F8;
    --color-bg-white: #FFFFFF;
    --color-dark: #0C1D17;
    --color-text: #1A2420;
    --color-text-secondary: #5A6B62;
    --color-border: #D8E2DD;
    --color-success: #2E8B67;
    --radius-card: 12px;
    --radius-btn: 6px;
    --radius-cap: 999px;
    --shadow-card: 0 1px 3px rgba(12, 29, 23, 0.04);
    --shadow-card-hover: 0 8px 24px rgba(12, 29, 23, 0.08);
    --transition: all 0.25s ease;
    --container-max: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
    font-size: 16px;
    line-height: 1.75;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

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

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

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

ul,
ol {
    list-style: none;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

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

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

.brand-mark {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
    line-height: 1;
    transition: background 0.25s;
}

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

.brand-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-dark);
    letter-spacing: 0.01em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: 10px 0;
    position: relative;
    transition: color 0.2s;
}

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

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: var(--color-primary);
}

.nav-cta {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-primary);
    padding: 10px 0;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.nav-cta .arrow {
    display: inline-block;
    transition: transform 0.25s;
}

.nav-cta:hover .arrow {
    transform: translateX(4px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: background 0.2s;
}

.nav-toggle:hover {
    background: var(--color-primary-bg);
}

.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: all 0.3s;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    transform: translateY(-4px) rotate(-45deg);
}

/* ===== Hero ===== */
.page-hero {
    position: relative;
    padding: 112px 0 96px;
    background: var(--color-dark);
    color: #fff;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
    opacity: 0.35;
}

.page-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(12, 29, 23, 0.92) 15%, rgba(12, 29, 23, 0.55) 60%, rgba(12, 29, 23, 0.35) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-tag {
    display: inline-block;
    padding: 6px 16px;
    border-radius: var(--radius-cap);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.22);
    font-size: 13px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 28px;
    letter-spacing: 0.04em;
}

.page-hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 18px;
}

.hero-sub {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.78);
    max-width: 560px;
    margin-bottom: 36px;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 16px;
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--radius-btn);
    transition: all 0.25s ease;
    outline: none;
    white-space: nowrap;
}

.btn:focus-visible {
    box-shadow: 0 0 0 2px var(--color-accent);
}

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

.btn-gold:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 162, 75, 0.35);
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 92, 70, 0.3);
}

.btn-ghost {
    background: transparent;
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-ghost:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255, 255, 255, 0.06);
}

.btn-outline {
    background: var(--color-bg-white);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
}

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

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

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

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

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

.section-head {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 56px;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    background: var(--color-primary-bg);
    padding: 6px 16px;
    border-radius: var(--radius-cap);
    margin-bottom: 16px;
    letter-spacing: 0.04em;
}

.section-head h2 {
    font-size: clamp(26px, 3vw, 36px);
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: -0.01em;
    margin-bottom: 14px;
    color: var(--color-dark);
}

.section-head p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--color-text-secondary);
}

.section-dark .section-tag {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-accent);
}

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

.section-dark .section-head p {
    color: rgba(255, 255, 255, 0.7);
}

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

.value-card {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    padding: 36px 32px;
    transition: box-shadow 0.3s, transform 0.3s, border-color 0.3s;
}

.value-card:hover {
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-4px);
    border-color: rgba(14, 92, 70, 0.25);
}

.value-card .icon-wrap {
    width: 52px;
    height: 52px;
    border-radius: 10px;
    background: var(--color-primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}

.value-card .icon-wrap svg {
    width: 26px;
    height: 26px;
    stroke: var(--color-primary);
    fill: none;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.value-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.value-card p {
    font-size: 14px;
    line-height: 1.75;
    color: var(--color-text-secondary);
}

/* ===== News Grid ===== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.news-card {
    display: flex;
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: box-shadow 0.3s, transform 0.3s;
}

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

.news-media {
    width: 200px;
    flex-shrink: 0;
    overflow: hidden;
    background: var(--color-primary-bg);
}

.news-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.45s ease;
}

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

.news-body {
    padding: 24px 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--color-primary);
    background: var(--color-primary-bg);
    padding: 4px 12px;
    border-radius: var(--radius-cap);
    margin-bottom: 12px;
    align-self: flex-start;
    transition: background 0.3s, color 0.3s;
}

.news-card:hover .news-tag {
    background: var(--color-accent);
    color: #fff;
}

.news-card h3 {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-dark);
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-excerpt {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
    flex: 1;
}

.news-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--color-text-secondary);
}

.news-link {
    color: var(--color-primary);
    font-weight: 500;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.news-link:hover {
    text-decoration: underline;
}

/* ===== Steps ===== */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.steps::before {
    content: '';
    position: absolute;
    top: 46px;
    left: 12.5%;
    right: 12.5%;
    border-top: 1px dashed rgba(14, 92, 70, 0.35);
    pointer-events: none;
}

.step-item {
    text-align: center;
    padding: 0 12px;
    position: relative;
}

.step-num {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.18;
    line-height: 1;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.02em;
}

.step-dot {
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: 50%;
    margin: 0 auto 20px;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.7);
}

.step-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 10px;
    line-height: 1.4;
}

.step-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    max-width: 240px;
    margin: 0 auto;
}

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

.stat-item {
    text-align: center;
    padding: 40px 16px;
    border-radius: var(--radius-card);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: background 0.3s, transform 0.3s;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.stat-num {
    font-size: clamp(30px, 3vw, 40px);
    font-weight: 700;
    color: var(--color-accent);
    line-height: 1.1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.5;
}

/* ===== FAQ ===== */
.faq-wrap {
    max-width: 820px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-card);
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color 0.3s, box-shadow 0.3s;
}

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

.faq-item.active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-card);
}

.faq-q {
    padding: 22px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-dark);
    gap: 20px;
    user-select: none;
}

.faq-icon {
    width: 24px;
    height: 24px;
    position: relative;
    flex-shrink: 0;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    transition: border-color 0.3s, background 0.3s;
}

.faq-icon::before,
.faq-icon::after {
    content: '';
    position: absolute;
    background: var(--color-text-secondary);
    transition: all 0.3s;
}

.faq-icon::before {
    width: 12px;
    height: 2px;
    top: 10px;
    left: 5px;
}

.faq-icon::after {
    width: 2px;
    height: 12px;
    left: 10px;
    top: 5px;
}

.faq-item.active .faq-icon {
    border-color: var(--color-primary);
    background: var(--color-primary-bg);
}

.faq-item.active .faq-icon::before,
.faq-item.active .faq-icon::after {
    background: var(--color-primary);
}

.faq-item.active .faq-icon::after {
    transform: scaleY(0);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-a {
    max-height: 400px;
}

.faq-a p {
    padding: 0 28px 24px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-secondary);
    border-top: 1px solid var(--color-border);
    padding-top: 16px;
    margin-top: 0;
}

/* ===== CTA ===== */
.cta-section {
    background: var(--color-dark);
    color: #fff;
    padding: 88px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center top, rgba(14, 92, 70, 0.4) 0%, rgba(12, 29, 23, 0) 70%);
    pointer-events: none;
}

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

.cta-section h2 {
    font-size: clamp(26px, 3vw, 36px);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 14px;
}

.cta-section p {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    max-width: 520px;
    margin: 0 auto 36px;
}

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

/* ===== Footer ===== */
.site-footer {
    background: var(--color-dark);
    color: #fff;
    padding-top: 72px;
}

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

.brand-footer .brand-mark {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

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

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 18px;
    max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: 0.02em;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
    padding-left: 12px;
    transition: color 0.2s;
}

.footer-links a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--color-primary);
    opacity: 0;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    color: #fff;
    padding-left: 16px;
}

.footer-links a:hover::before {
    opacity: 1;
}

.footer-contact li {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-contact li span {
    color: rgba(255, 255, 255, 0.45);
    min-width: 72px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .section {
        padding: 72px 0;
    }

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

    .value-grid {
        gap: 18px;
    }

    .value-card {
        padding: 28px 24px;
    }

    .step-item {
        padding: 0 6px;
    }
}

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

    .header-inner {
        height: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .main-nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--color-bg-white);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 16px 24px 24px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-card-hover);
        transform: translateY(-120%);
        transition: transform 0.35s ease;
        z-index: 99;
    }

    .main-nav.open {
        transform: translateY(0);
    }

    .main-nav a {
        padding: 14px 0;
        border-bottom: 1px solid var(--color-border);
        font-size: 16px;
    }

    .main-nav a.nav-cta {
        border-bottom: none;
        justify-content: flex-start;
        font-weight: 600;
        color: var(--color-primary);
    }

    .nav-link.active::after {
        display: none;
    }

    .page-hero {
        padding: 88px 0 72px;
    }

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

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .value-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin: 0 auto;
    }

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

    .news-card {
        flex-direction: column;
    }

    .news-media {
        width: 100%;
        height: 200px;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 0;
        max-width: 440px;
        margin: 0 auto;
    }

    .steps::before {
        display: none;
    }

    .step-item {
        position: relative;
        padding: 20px 0 20px 36px;
        text-align: left;
        border-left: 1px dashed rgba(14, 92, 70, 0.3);
        margin-left: 8px;
    }

    .step-item::before {
        content: '';
        position: absolute;
        left: -5px;
        top: 28px;
        width: 9px;
        height: 9px;
        border-radius: 50%;
        background: var(--color-primary);
        box-shadow: 0 0 0 3px rgba(14, 92, 70, 0.15);
    }

    .step-item:last-child {
        border-left-color: transparent;
    }

    .step-num {
        height: auto;
        justify-content: flex-start;
        font-size: 20px;
        margin-bottom: 4px;
        opacity: 0.35;
    }

    .step-dot {
        display: none;
    }

    .step-item h3 {
        font-size: 17px;
        margin-bottom: 4px;
    }

    .step-item p {
        font-size: 14px;
        max-width: none;
        margin: 0;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .stat-item {
        padding: 28px 12px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .faq-q {
        padding: 18px 20px;
        font-size: 15px;
    }

    .faq-a p {
        padding: 0 20px 20px;
        font-size: 14px;
    }
}

@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }

    .section {
        padding: 48px 0;
    }

    .section-head {
        margin-bottom: 40px;
    }

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

    .page-hero h1 {
        font-size: 34px;
    }

    .hero-sub {
        font-size: 15px;
    }

    .btn {
        padding: 13px 24px;
        font-size: 15px;
    }

    .news-body {
        padding: 20px;
    }

    .news-meta {
        flex-wrap: wrap;
        gap: 8px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .stat-item {
        padding: 24px 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 16px;
        text-align: left;
    }

    .stat-num {
        font-size: 24px;
        margin-bottom: 0;
        min-width: 80px;
    }

    .faq-icon {
        width: 22px;
        height: 22px;
    }

    .faq-icon::before {
        width: 10px;
        top: 9px;
        left: 5px;
    }

    .faq-icon::after {
        height: 10px;
        top: 5px;
        left: 9px;
    }

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

    .footer-grid {
        gap: 32px;
    }
}