/* roulang page: index */
:root {
    --primary: #2B5DA8;
    --primary-dark: #1E4279;
    --primary-light: #E8EDF7;
    --accent: #C9974C;
    --accent-light: #F5EDDC;
    --orange: #E8590C;
    --bg: #F4F7FC;
    --bg-alt: #EDF2F8;
    --surface: #FFFFFF;
    --text: #1B2A38;
    --text-body: #33475B;
    --text-muted: #6B7A8C;
    --border: #E3EAF2;
    --success: #2F9E6E;
    --warning: #D97706;
    --error: #D64545;
    --footer-bg: #132A3B;
    --radius: 12px;
    --radius-sm: 6px;
    --shadow-sm: 0 2px 8px rgba(27,42,56,0.06);
    --shadow-lg: 0 8px 24px rgba(27,42,56,0.10);
    --space-section: 90px;
    --max-width: 1200px;
}

*, *::before, *::after {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-body);
    background: var(--bg);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}
a:hover {
    color: var(--primary-dark);
}
img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}
h1, h2, h3, h4, h5, h6 {
    color: var(--text);
    line-height: 1.35;
    margin: 0 0 16px;
    font-weight: 700;
}
h1 {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 800;
    line-height: 1.25;
}
h2 {
    font-size: clamp(26px, 3vw, 36px);
    font-weight: 700;
}
h3 {
    font-size: clamp(18px, 1.5vw, 22px);
    font-weight: 600;
}
p {
    margin: 0 0 16px;
}
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.btn-secondary {
    background: transparent;
    color: var(--primary);
    border-color: #C6D4E4;
}
.btn-secondary:hover {
    border-color: var(--primary);
    background: var(--primary-light);
    color: var(--primary-dark);
    transform: translateY(-2px);
}
.btn-orange {
    background: var(--orange);
    color: #fff;
    border-color: var(--orange);
}
.btn-orange:hover {
    background: #c74d08;
    color: #fff;
}
.btn:focus-visible {
    outline: 3px solid rgba(43, 93, 168, 0.35);
    outline-offset: 2px;
}

/* 头部导航 */
.site-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 12px rgba(27,42,56,0.04);
}
.header-top {
    border-bottom: 1px solid var(--border);
}
.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 22px;
    font-weight: 800;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    letter-spacing: 0.5px;
}
.logo .star {
    color: var(--accent);
    font-size: 24px;
}
.logo span.hl {
    color: var(--primary);
}
.header-cta {
    padding: 10px 24px;
    font-size: 14px;
}
.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 10px 24px;
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scrollbar-width: none;
}
.nav-inner::-webkit-scrollbar {
    display: none;
}
.nav-chip {
    padding: 8px 20px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text-body);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.2s ease;
    flex-shrink: 0;
}
.nav-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}
.nav-chip.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    font-weight: 600;
}

/* Hero */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: var(--bg-alt);
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    z-index: 0;
}
.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(244,247,252,0.95) 0%, rgba(244,247,252,0.85) 40%, rgba(244,247,252,0.35) 100%);
}
.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 60px 24px;
    width: 100%;
}
.hero h1 {
    max-width: 720px;
    margin-bottom: 20px;
}
.hero-subtitle {
    font-size: 18px;
    color: var(--text-body);
    max-width: 560px;
    line-height: 1.8;
    margin-bottom: 32px;
}
.hero-cta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(201,151,76,0.15);
    border: 1px solid rgba(201,151,76,0.4);
    color: #9A6F2F;
    font-size: 13px;
    font-weight: 500;
    padding: 5px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
}

/* 通用section */
.section {
    padding: var(--space-section) 0;
}
.section-alt {
    background: var(--surface);
}
.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-head h2 {
    margin-bottom: 12px;
}
.section-head p {
    color: var(--text-muted);
    max-width: 640px;
    margin: 0 auto;
    font-size: 15px;
}

/* 卖点三连 */
.features {
    padding: var(--space-section) 0;
    background: var(--bg);
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.feature-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px 24px;
    position: relative;
    overflow: hidden;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    cursor: default;
}
.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s ease;
}
.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.feature-card:hover::after {
    transform: scaleX(1);
}
.feature-num {
    font-size: 48px;
    font-weight: 800;
    color: transparent;
    -webkit-text-stroke: 2px var(--accent);
    line-height: 1;
    margin-bottom: 20px;
    display: block;
    transition: color 0.3s ease, -webkit-text-stroke 0.3s ease;
}
.feature-card:hover .feature-num {
    color: var(--accent);
    -webkit-text-stroke: 2px transparent;
}
.feature-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}
.feature-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 0;
}

/* 场景演示 */
.scenes {
    padding: var(--space-section) 0;
    background: var(--surface);
}
.scene-row {
    display: flex;
    align-items: center;
    gap: 48px;
    max-width: var(--max-width);
    margin: 0 auto 80px;
    padding: 0 24px;
}
.scene-row:last-child {
    margin-bottom: 0;
}
.scene-row.reversed {
    direction: rtl;
}
.scene-row.reversed > * {
    direction: ltr;
}
.scene-image {
    flex: 0 0 58%;
}
.scene-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}
.scene-text {
    flex: 0 0 42%;
}
.scene-text h3 {
    font-size: 26px;
    margin-bottom: 16px;
}
.scene-text p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
}
.scene-link {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
}
.scene-link i {
    transition: transform 0.2s ease;
}
.scene-link:hover i {
    transform: translateX(4px);
}

/* 社会认同 */
.social-proof {
    padding: var(--space-section) 0;
    background: var(--bg-alt);
}
.proof-head {
    text-align: center;
    margin-bottom: 48px;
}
.proof-head h2 {
    margin-bottom: 12px;
}
.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: var(--max-width);
    margin: 0 auto 48px;
    padding: 0 24px;
}
.testimonial-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    position: relative;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}
.testimonial-card:nth-child(2) {
    margin-top: 24px;
}
.testimonial-stars {
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 12px;
    letter-spacing: 2px;
}
.testimonial-card p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--text-body);
    margin-bottom: 16px;
    font-style: normal;
}
.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}
.testimonial-author .avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}
.testimonial-author .meta {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.4;
}
.testimonial-author .meta strong {
    display: block;
    color: var(--text);
    font-size: 14px;
}
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.stat-item {
    text-align: center;
    background: var(--surface);
    border-radius: var(--radius);
    padding: 32px 20px;
    border: 1px solid var(--border);
    transition: box-shadow 0.3s ease;
}
.stat-item:hover {
    box-shadow: var(--shadow-lg);
}
.stat-number {
    font-size: 38px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 8px;
    display: block;
}
.stat-number .suffix {
    font-size: 20px;
    font-weight: 700;
    margin-left: 2px;
}
.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

/* 最新信息 CMS */
.news-section {
    padding: var(--space-section) 0;
    background: var(--bg);
}
.news-layout {
    display: grid;
    grid-template-columns: 7 / 12;
    grid-template-columns: 1fr 0.5fr;
    gap: 48px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.news-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.news-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
}
.news-category {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: 12px;
    margin-bottom: 10px;
}
.news-item h3 {
    font-size: 18px;
    margin-bottom: 8px;
    line-height: 1.5;
}
.news-item h3 a {
    color: var(--text);
    transition: color 0.2s;
}
.news-item h3 a:hover {
    color: var(--primary);
}
.news-item p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 12px;
    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: 13px;
    color: var(--text-muted);
}
.news-meta time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.news-meta .read-link {
    font-weight: 600;
    font-size: 14px;
}
.empty-state {
    background: var(--surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    padding: 60px 24px;
    text-align: center;
    color: var(--text-muted);
}
.empty-state i {
    font-size: 40px;
    color: #B8C6D4;
    display: block;
    margin-bottom: 16px;
}
.empty-state p {
    font-size: 15px;
    margin: 0;
}

/* 侧栏 */
.news-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.sidebar-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}
.sidebar-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.sidebar-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sidebar-list li {
    padding: 8px 0;
    border-bottom: 1px solid #F0F4F8;
    font-size: 14px;
    line-height: 1.6;
}
.sidebar-list li:last-child {
    border-bottom: none;
}
.sidebar-list a {
    color: var(--text-body);
    transition: color 0.2s;
}
.sidebar-list a:hover {
    color: var(--primary);
}
.sidebar-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.sidebar-tag {
    background: var(--bg-alt);
    color: var(--text-body);
    font-size: 13px;
    padding: 5px 14px;
    border-radius: 16px;
    transition: all 0.2s;
    border: 1px solid transparent;
}
.sidebar-tag:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: rgba(43,93,168,0.3);
}

/* FAQ */
.faq-section {
    padding: var(--space-section) 0;
    background: var(--surface);
}
.faq-wrap {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}
.faq-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.faq-item.active {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    user-select: none;
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}
.faq-question .faq-icon {
    color: var(--text-muted);
    transition: transform 0.3s ease, color 0.3s ease;
    font-size: 14px;
    flex-shrink: 0;
    margin-left: 16px;
}
.faq-item.active .faq-question {
    color: var(--primary);
}
.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--primary);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    padding: 0 24px;
}
.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 20px;
}
.faq-answer p {
    font-size: 14px;
    color: var(--text-body);
    line-height: 1.8;
    margin: 0;
    border-top: 1px dashed var(--border);
    padding-top: 16px;
}

/* CTA 区 */
.cta-section {
    padding: 72px 0;
    background: var(--primary);
    background-image: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    text-align: center;
}
.cta-inner {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 24px;
}
.cta-inner h2 {
    color: #fff;
    margin-bottom: 16px;
    font-size: 32px;
}
.cta-inner p {
    color: rgba(255,255,255,0.85);
    font-size: 16px;
    margin-bottom: 32px;
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-cta-light {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}
.btn-cta-light:hover {
    background: var(--bg);
    color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.btn-cta-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}
.btn-cta-outline:hover {
    border-color: #fff;
    color: #fff;
    background: rgba(255,255,255,0.1);
}

/* 页脚 */
.site-footer {
    background: var(--footer-bg);
    color: #AFC3D4;
    padding: 60px 0 30px;
    font-size: 14px;
}
.footer-topbar {
    max-width: var(--max-width);
    margin: 0 auto 40px;
    padding: 0 24px;
    border-top: 2px solid var(--accent);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 40px 24px 0;
}
.footer-brand .logo {
    color: #fff;
    font-size: 20px;
    margin-bottom: 16px;
}
.footer-brand .logo .star {
    color: var(--accent);
}
.footer-brand p {
    color: #8FA6B8;
    line-height: 1.8;
    font-size: 14px;
    max-width: 320px;
}
.footer-col h4 {
    color: #fff;
    font-size: 15px;
    margin-bottom: 16px;
    font-weight: 600;
}
.footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-col ul li {
    margin-bottom: 10px;
}
.footer-col ul a {
    color: #8FA6B8;
    font-size: 14px;
    transition: color 0.2s;
}
.footer-col ul a:hover {
    color: #fff;
}
.footer-contact {
    line-height: 2;
}
.footer-contact i {
    color: var(--accent);
    margin-right: 8px;
    width: 16px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: 40px;
    padding: 20px 24px 0;
    text-align: center;
    color: #6E8599;
    font-size: 13px;
}
.footer-bottom a {
    color: #8FA6B8;
}

/* 移动端固定转化条 */
.mobile-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255,255,255,0.96);
    backdrop-filter: blur(8px);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 16px rgba(27,42,56,0.08);
    padding: 10px 16px;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.mobile-cta .cta-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    flex: 1;
}
.mobile-cta .cta-text small {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--text-muted);
}
.mobile-cta .btn {
    padding: 10px 20px;
    font-size: 14px;
    flex-shrink: 0;
}
.mobile-cta .close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    flex-shrink: 0;
    line-height: 1;
}
.mobile-cta .close-btn:hover {
    color: var(--text);
}
@media (max-width: 767px) {
    .mobile-cta {
        display: flex;
    }
    body {
        padding-bottom: 76px;
    }
}

/* 响应式 */
@media (max-width: 1023px) {
    :root {
        --space-section: 64px;
    }
    .features-grid {
        gap: 20px;
    }
    .scene-row {
        gap: 32px;
    }
    .news-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 767px) {
    :root {
        --space-section: 48px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .scene-row {
        flex-direction: column;
        gap: 24px;
        margin-bottom: 48px;
    }
    .scene-row.reversed {
        direction: ltr;
    }
    .scene-image {
        flex: none;
        width: 100%;
    }
    .scene-text {
        flex: none;
        width: 100%;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    .testimonial-card:nth-child(2) {
        margin-top: 0;
    }
    .stats-row {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .stat-number {
        font-size: 30px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .header-inner {
        padding: 12px 16px;
    }
    .logo {
        font-size: 18px;
    }
    .header-cta {
        padding: 8px 16px;
        font-size: 13px;
    }
    .nav-inner {
        padding: 8px 16px;
    }
    .hero {
        min-height: 70vh;
    }
    .hero-content {
        padding: 40px 16px;
    }
    .hero h1 {
        font-size: 28px;
    }
    .hero-subtitle {
        font-size: 15px;
    }
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    .hero-cta .btn {
        width: 100%;
    }
    .section-head {
        margin-bottom: 32px;
    }
}

/* 配合Foundation */
.row {
    max-width: var(--max-width);
}

/* roulang page: article */
:root {
            --primary: #2B5DA8;
            --primary-dark: #1E4682;
            --accent: #C9974C;
            --accent-light: #E4C88F;
            --orange: #E8590C;
            --bg: #F4F7FC;
            --bg-alt: #EDF2F8;
            --text-title: #1B2A38;
            --text-body: #33475B;
            --text-muted: #6B7A8C;
            --border: #E3EAF2;
            --footer-bg: #132A3B;
            --radius-card: 12px;
            --radius-btn: 6px;
            --shadow: 0 2px 8px rgba(27, 42, 56, 0.06);
            --shadow-hover: 0 8px 24px rgba(27, 42, 56, 0.10);
            --transition: all 0.2s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', 'Helvetica Neue', Arial, sans-serif;
            background: #fff;
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.8;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

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

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

        .container-narrow {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .row {
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-block {
            padding: 80px 0;
        }

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

        .section-head h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
            margin: 0 auto;
        }

        /* buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn i {
            font-size: 14px;
        }

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

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-secondary {
            background: #fff;
            color: var(--primary);
            border-color: #CBD7E4;
        }

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

        .btn-lg {
            padding: 16px 40px;
            font-size: 16px;
        }

        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(43, 93, 168, 0.25);
            outline-offset: 2px;
        }

        /* chips */
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--bg);
            color: var(--primary);
            border: 1px solid var(--border);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            line-height: 1.6;
            white-space: nowrap;
        }

        .chip-small {
            padding: 2px 10px;
            font-size: 12px;
        }

        .chip-accent {
            background: rgba(201, 151, 76, 0.1);
            color: var(--accent);
            border-color: rgba(201, 151, 76, 0.25);
        }

        /* header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            box-shadow: 0 1px 8px rgba(27, 42, 56, 0.05);
        }

        .header-top {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 14px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-title);
            text-decoration: none;
        }

        .logo .star {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 16px;
        }

        .logo .hl {
            color: var(--accent);
        }

        .logo:hover {
            color: var(--text-title);
        }

        .header-cta {
            font-size: 14px;
            padding: 10px 22px;
        }

        .header-nav {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .nav-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 10px 24px;
            display: flex;
            gap: 10px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: var(--border) transparent;
        }

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

        .nav-inner::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }

        .nav-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg);
            color: var(--text-body);
            white-space: nowrap;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }

        .nav-chip:hover {
            background: #E7EDF5;
            color: var(--primary);
            border-color: #C7D4E2;
        }

        .nav-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
            box-shadow: 0 2px 8px rgba(43, 93, 168, 0.2);
        }

        .nav-chip.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        /* breadcrumb */
        .breadcrumb-section {
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }

        .breadcrumb-nav {
            font-size: 14px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0;
        }

        .breadcrumb-nav a {
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
        }

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

        .breadcrumb-nav .sep {
            color: #B9C4D0;
            font-size: 11px;
            margin: 0 12px;
        }

        .breadcrumb-nav .current {
            color: var(--text-body);
            font-weight: 500;
            max-width: 320px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            display: inline-block;
        }

        /* article hero */
        .article-header {
            padding: 48px 0 28px;
            background: #fff;
        }

        .article-header-wrap {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .article-header-wrap h1 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text-title);
            line-height: 1.35;
            margin: 0 0 20px;
            letter-spacing: -0.5px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            color: var(--text-muted);
            font-size: 14px;
        }

        .article-meta i {
            margin-right: 5px;
            color: var(--accent);
        }

        /* article body */
        .article-body-section {
            padding: 0 0 56px;
            background: #fff;
        }

        .article-content-wrap {
            max-width: 780px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .article-content {
            font-size: 17px;
            line-height: 2;
            color: var(--text-body);
        }

        .article-content p {
            margin: 0 0 26px;
        }

        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-title);
            margin: 44px 0 18px;
            padding-left: 14px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-title);
            margin: 36px 0 14px;
            line-height: 1.4;
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-title);
            margin: 28px 0 12px;
        }

        .article-content img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-card);
            margin: 30px 0;
            box-shadow: var(--shadow);
        }

        .article-content blockquote {
            background: var(--bg);
            border-left: 4px solid var(--accent);
            padding: 20px 26px;
            margin: 30px 0;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.9;
        }

        .article-content blockquote p {
            margin-bottom: 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 16px 0 28px;
            padding-left: 30px;
        }

        .article-content li {
            margin-bottom: 8px;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 30px 0;
            font-size: 14px;
            line-height: 1.7;
        }

        .article-content th {
            background: var(--bg);
            color: var(--text-title);
            font-weight: 600;
            text-align: left;
            border: 1px solid var(--border);
            padding: 12px 16px;
        }

        .article-content td {
            border: 1px solid var(--border);
            padding: 12px 16px;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .article-content a:hover {
            color: var(--orange);
        }

        /* not found */
        .not-found {
            text-align: center;
            padding: 60px 24px;
            background: var(--bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
        }

        .not-found i {
            font-size: 56px;
            color: var(--accent);
            margin-bottom: 20px;
        }

        .not-found h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 10px;
        }

        .not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        /* article share */
        .article-share-section {
            background: #fff;
            padding-bottom: 56px;
        }

        .article-share {
            max-width: 780px;
            margin: 0 auto;
            padding: 24px 24px 0;
            border-top: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .article-share span {
            font-size: 14px;
            color: var(--text-muted);
        }

        .article-share a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-body);
            border: 1px solid var(--border);
            font-size: 14px;
            transition: var(--transition);
        }

        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* recommend section */
        .recommend-section {
            background: var(--bg);
            padding: 80px 0;
        }

        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 40px;
        }

        .rec-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .rec-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(43, 93, 168, 0.2);
        }

        .rec-cover {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-alt);
        }

        .rec-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .rec-body {
            padding: 22px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .rec-body .chip {
            align-self: flex-start;
            margin-bottom: 12px;
        }

        .rec-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-title);
            line-height: 1.5;
            margin: 0 0 12px;
        }

        .rec-body h3 a {
            color: var(--text-title);
        }

        .rec-body h3 a:hover {
            color: var(--primary);
        }

        .rec-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .rec-meta {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* CTA section */
        .cta-section {
            padding: 80px 0;
            background: #fff;
        }

        .cta-box {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 16px;
            text-align: center;
            padding: 60px 48px;
            box-shadow: var(--shadow);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
        }

        .cta-box h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 14px;
        }

        .cta-box p {
            color: var(--text-muted);
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 16px;
            line-height: 1.9;
        }

        /* footer */
        .site-footer {
            background: var(--footer-bg);
            color: #B8C7D4;
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-topbar {
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), transparent);
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 64px 24px 48px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
        }

        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .footer-brand .logo .star {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
        }

        .footer-brand p {
            color: #7E93A5;
            font-size: 14px;
            max-width: 320px;
            margin-top: 16px;
        }

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

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul a {
            color: #7E93A5;
            transition: var(--transition);
        }

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

        .footer-contact div {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            color: #7E93A5;
        }

        .footer-contact i {
            color: var(--accent);
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px;
            text-align: center;
            color: #5E7484;
            font-size: 13px;
        }

        .footer-bottom a {
            color: #7E93A5;
        }

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

        /* mobile fixed bar */
        .mobile-fixed-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1200;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            border-top: 1px solid var(--border);
            box-shadow: 0 -4px 20px rgba(27, 42, 56, 0.08);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .mobile-fixed-bar p {
            margin: 0;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-title);
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
        }

        .mobile-fixed-bar p i {
            color: var(--accent);
        }

        .mfb-close {
            width: 30px;
            height: 30px;
            border: none;
            background: transparent;
            color: var(--text-muted);
            font-size: 16px;
            border-radius: 50%;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .mfb-close:hover {
            background: var(--bg);
            color: var(--orange);
        }

        /* responsive */
        @media (max-width: 1023.98px) {
            .section-block {
                padding: 64px 0;
            }

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

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

            .article-header-wrap h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: 48px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .header-inner {
                padding: 10px 16px;
            }

            .logo {
                font-size: 19px;
            }

            .logo .star {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 6px;
            }

            .header-cta {
                padding: 8px 16px;
                font-size: 13px;
            }

            .nav-inner {
                padding: 8px 16px;
                gap: 8px;
            }

            .nav-chip {
                padding: 7px 14px;
                font-size: 13px;
            }

            .breadcrumb-section {
                padding: 10px 0;
            }

            .breadcrumb-nav {
                font-size: 13px;
            }

            .breadcrumb-nav .sep {
                margin: 0 8px;
            }

            .article-header {
                padding: 32px 0 20px;
            }

            .article-header-wrap {
                padding: 0 16px;
            }

            .article-header-wrap h1 {
                font-size: 26px;
                line-height: 1.4;
            }

            .article-content-wrap {
                padding: 0 16px;
            }

            .article-content {
                font-size: 16px;
                line-height: 1.9;
            }

            .article-content h2 {
                font-size: 22px;
            }

            .article-content h3 {
                font-size: 19px;
            }

            .article-content table {
                display: block;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
            }

            .article-share {
                padding: 20px 16px 0;
            }

            .recommend-section {
                padding: 48px 0;
            }

            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 16px;
                margin-top: 24px;
            }

            .cta-section {
                padding: 48px 0;
            }

            .cta-box {
                padding: 40px 24px;
            }

            .cta-box h2 {
                font-size: 24px;
            }

            .cta-box p {
                font-size: 14px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 48px 16px 32px;
            }

            .footer-bottom {
                padding: 16px;
            }

            .mobile-fixed-bar {
                display: flex;
            }

            body {
                padding-bottom: 72px;
            }
        }

        @media (max-width: 420px) {
            .container {
                padding: 0 16px;
            }

            .article-header-wrap h1 {
                font-size: 22px;
            }

            .article-meta {
                gap: 8px;
                font-size: 13px;
            }
        }

        @media (min-width: 768px) {
            .mobile-fixed-bar {
                display: none !important;
            }

            body {
                padding-bottom: 0 !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2B5DA8;
            --primary-dark: #224E8C;
            --primary-light: #E9F0FA;
            --accent: #C9974C;
            --accent-light: #F5EDDF;
            --orange: #E8590C;
            --bg: #F4F7FC;
            --bg-alt: #EDF2F8;
            --white: #FFFFFF;
            --text: #1B2A38;
            --text-body: #33475B;
            --text-muted: #6B7A8C;
            --border: #E3EAF2;
            --footer-bg: #132A3B;
            --radius: 12px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(27,42,56,0.06);
            --shadow-hover: 0 8px 24px rgba(27,42,56,0.10);
            --section-space: 96px;
            --transition: all .25s ease;
            --font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: var(--white);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--primary); text-decoration: none; transition: color .2s; }
        a:hover { color: var(--primary-dark); }
        button, input, select, textarea { font-family: var(--font); }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .row { max-width: 1200px; margin: 0 auto; }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            cursor: pointer;
            text-decoration: none;
            transition: var(--transition);
            font-family: var(--font);
            white-space: nowrap;
        }
        .btn i { font-size: 14px; }
        .btn-lg { padding: 18px 36px; font-size: 17px; }
        .btn-sm { padding: 10px 18px; font-size: 14px; }
        .btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
        .btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(43,93,168,.25); }
        .btn-primary:active { transform: translateY(0); }
        .btn-ghost { background: #fff; color: var(--primary); border-color: #C9D9EA; }
        .btn-ghost:hover { border-color: var(--primary); background: var(--primary-light); color: var(--primary); transform: translateY(-2px); }
        .btn-white { background: #fff; color: var(--primary); border-color: #fff; }
        .btn-white:hover { background: var(--primary-light); color: var(--primary); border-color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.12); }
        .btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.65); }
        .btn-outline-light:hover { background: rgba(255,255,255,.14); color: #fff; border-color: #fff; }
        .btn:focus-visible { outline: 3px solid rgba(43,93,168,.35); outline-offset: 2px; }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--white);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 4px rgba(27,42,56,.05);
        }
        .site-header.scrolled { box-shadow: 0 4px 16px rgba(27,42,56,.08); }
        .header-top { background: #fff; }
        .header-inner { max-width: 1200px; margin: 0 auto; padding: 14px 24px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
        .logo { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 22px; font-weight: 800; line-height: 1.2; }
        .logo:hover { color: var(--text); }
        .logo .star { width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), #4477C4); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; box-shadow: 0 4px 10px rgba(43,93,168,.22); flex-shrink: 0; }
        .logo .hl { color: var(--accent); }
        .header-cta { padding: 10px 20px; font-size: 14px; }
        .header-nav { background: var(--bg); border-top: 1px solid var(--border); }
        .nav-inner { max-width: 1200px; margin: 0 auto; padding: 10px 24px; display: flex; gap: 10px; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
        .nav-inner::-webkit-scrollbar { display: none; }
        .nav-chip {
            display: inline-flex;
            align-items: center;
            white-space: nowrap;
            padding: 8px 18px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid #D8E2ED;
            color: var(--text-body);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            transition: var(--transition);
        }
        .nav-chip:hover { color: var(--primary); border-color: var(--primary); background: var(--primary-light); }
        .nav-chip.active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; box-shadow: 0 4px 12px rgba(43,93,168,.22); }
        .nav-chip.active:hover { background: var(--primary-dark); color: #fff; }

        /* Hero */
        .category-hero { position: relative; overflow: hidden; background: var(--bg); padding: 72px 0 88px; }
        .hero-bg-img { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-size: cover; background-position: center; opacity: .18; }
        .hero-overlay { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(90deg, rgba(244,247,252,.97) 0%, rgba(244,247,252,.88) 55%, rgba(244,247,252,.55) 100%); }
        .hero-container { position: relative; z-index: 2; }
        .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
        .breadcrumb a { color: var(--primary); }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb .sep { color: #B8C4D0; }
        .breadcrumb .current { color: var(--text-muted); font-weight: 500; }
        .category-hero h1 { font-size: 48px; font-weight: 800; line-height: 1.25; color: var(--text); margin: 0 0 18px; letter-spacing: .5px; }
        .category-hero h1 .brand { color: var(--primary); }
        .hero-sub { font-size: 18px; line-height: 1.8; color: var(--text-body); max-width: 600px; margin: 0 0 32px; }
        .hero-cta { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 38px; }
        .hero-meta { display: flex; flex-wrap: wrap; gap: 24px; font-size: 14px; color: var(--text-muted); }
        .hero-meta i { color: var(--accent); margin-right: 6px; }

        /* Section common */
        .section { padding: var(--section-space) 0; }
        .section-alt { background: var(--bg); }
        .section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
        .section-eyebrow { display: inline-block; padding: 6px 16px; background: var(--accent-light); color: var(--accent); border-radius: 999px; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 16px; }
        .section-head h2 { font-size: 34px; font-weight: 700; line-height: 1.35; color: var(--text); margin: 0 0 12px; }
        .section-desc { font-size: 16px; line-height: 1.8; color: var(--text-muted); margin: 0; }

        /* Featured Cards */
        .flex-row { display: flex; flex-wrap: wrap; }
        .flex-row > .column, .flex-row > .columns { display: flex; }
        .flex-row > .column > *, .flex-row > .columns > * { width: 100%; }
        .content-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); display: flex; flex-direction: column; height: 100%; }
        .content-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(43,93,168,.35); }
        .card-media { position: relative; display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--bg-alt); min-height: 160px; }
        .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
        .content-card:hover .card-media img { transform: scale(1.04); }
        .card-chip { position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,.94); color: var(--primary); font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--border); box-shadow: 0 2px 6px rgba(0,0,0,.08); }
        .card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
        .card-body h3 { font-size: 18px; font-weight: 600; line-height: 1.5; margin: 0 0 10px; }
        .card-body h3 a { color: var(--text); }
        .card-body h3 a:hover { color: var(--primary); }
        .card-body p { font-size: 14px; line-height: 1.8; color: var(--text-muted); margin: 0 0 16px; flex: 1; }
        .card-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--primary); }
        .card-link i { transition: transform .2s; }
        .card-link:hover i { transform: translateX(4px); }

        /* Points */
        .points-section { background: var(--bg); }
        .point-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px 28px; height: 100%; box-shadow: var(--shadow); transition: var(--transition); position: relative; overflow: hidden; }
        .point-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .point-num { display: block; font-size: 64px; font-weight: 800; line-height: 1; color: var(--accent); margin-bottom: 20px; font-family: Georgia, "Times New Roman", serif; }
        .point-card h3 { font-size: 20px; font-weight: 600; color: var(--text); margin: 0 0 12px; }
        .point-card p { font-size: 14px; line-height: 1.8; color: var(--text-muted); margin: 0 0 24px; }
        .point-line { display: block; width: 40px; height: 3px; background: var(--primary); border-radius: 3px; transition: width .3s; }
        .point-card:hover .point-line { width: 72px; }

        /* Scene */
        .scene-section { background: var(--white); }
        .scene-block { margin-bottom: 72px; }
        .scene-block:last-child { margin-bottom: 0; }
        .scene-media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); background: var(--bg-alt); min-height: 280px; }
        .scene-media img { width: 100%; height: 100%; object-fit: cover; }
        .scene-text { padding: 12px 0; }
        .scene-tag { display: inline-block; background: var(--primary); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: 999px; margin-bottom: 16px; }
        .scene-text h3 { font-size: 26px; font-weight: 700; line-height: 1.4; color: var(--text); margin: 0 0 14px; }
        .scene-text p { font-size: 16px; line-height: 1.9; color: var(--text-body); margin: 0 0 18px; }
        .text-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--primary); font-size: 15px; }
        .text-link i { transition: transform .2s; }
        .text-link:hover i { transform: translateX(4px); }

        /* Stats */
        .stats-section { background: var(--bg); }
        .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
        .stat-item { text-align: center; padding: 36px 16px; background: var(--white); border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); transition: var(--transition); }
        .stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
        .stat-num { display: block; font-size: 60px; font-weight: 800; line-height: 1.1; color: var(--primary); margin-bottom: 10px; font-family: Georgia, "Times New Roman", serif; }
        .stat-label { font-size: 14px; color: var(--text-muted); }

        /* FAQ */
        .faq-section { background: var(--white); }
        .faq-wrap { max-width: 820px; margin: 0 auto; }
        .custom-accordion .accordion-item { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 16px; overflow: hidden; transition: var(--transition); }
        .custom-accordion .accordion-item.is-active { border-color: var(--primary); background: var(--primary-light); box-shadow: 0 4px 16px rgba(43,93,168,.10); }
        .custom-accordion .accordion-title { font-size: 16px; font-weight: 600; color: var(--text); padding: 18px 22px; border: none; background: transparent; display: flex; align-items: center; justify-content: space-between; text-decoration: none; transition: color .2s; }
        .custom-accordion .accordion-title:hover { color: var(--primary); background: transparent; }
        .custom-accordion .accordion-item.is-active .accordion-title { color: var(--primary); }
        .custom-accordion .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--text-muted);
            transition: transform .3s, color .3s;
            margin-left: 12px;
        }
        .custom-accordion .accordion-item.is-active .accordion-title::after { transform: rotate(180deg); color: var(--primary); }
        .custom-accordion .accordion-content { border: none; background: transparent; color: var(--text-body); font-size: 15px; line-height: 1.9; padding: 0 22px 20px; }

        /* CTA */
        .cta-section { background: var(--bg-alt); padding: 80px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
        .cta-inner { max-width: 720px; margin: 0 auto; text-align: center; }
        .cta-inner h2 { font-size: 34px; font-weight: 700; color: var(--text); margin: 0 0 12px; }
        .cta-inner p { font-size: 17px; color: var(--text-muted); margin: 0 0 32px; }
        .cta-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

        /* Footer */
        .site-footer { background: var(--footer-bg); color: rgba(255,255,255,.75); }
        .footer-topbar { height: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); }
        .footer-grid { max-width: 1200px; margin: 0 auto; padding: 60px 24px 40px; display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 40px; }
        .footer-brand .logo { color: #fff; font-size: 20px; margin-bottom: 16px; }
        .footer-brand .logo .hl { color: var(--accent); }
        .footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.65); max-width: 280px; margin: 14px 0 0; }
        .footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin: 0 0 16px; }
        .footer-col ul { list-style: none; margin: 0; padding: 0; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a { color: rgba(255,255,255,.65); font-size: 14px; text-decoration: none; transition: color .2s; }
        .footer-col ul li a:hover { color: var(--accent); }
        .footer-contact div { display: flex; align-items: center; gap: 10px; font-size: 14px; margin-bottom: 10px; color: rgba(255,255,255,.65); }
        .footer-contact i { color: var(--accent); width: 16px; text-align: center; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 24px; text-align: center; font-size: 13px; color: rgba(255,255,255,.5); }
        .footer-bottom a { color: rgba(255,255,255,.6); text-decoration: none; }
        .footer-bottom a:hover { color: var(--accent); }

        /* Mobile bottom bar */
        .mobile-bottom-bar { display: none; }

        /* Responsive */
        @media (max-width: 1023px) {
            :root { --section-space: 72px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .point-card { padding: 28px 22px; }
            .point-num { font-size: 52px; }
            .stats-grid { gap: 24px; }
        }
        @media (max-width: 767px) {
            :root { --section-space: 56px; }
            body { padding-bottom: 72px; }
            .header-inner { padding: 12px 16px; }
            .nav-inner { padding: 8px 16px; }
            .header-cta { font-size: 13px; padding: 9px 16px; }
            .category-hero { padding: 52px 0 64px; }
            .category-hero h1 { font-size: 32px; }
            .hero-sub { font-size: 16px; margin-bottom: 24px; }
            .hero-cta { flex-direction: column; align-items: stretch; }
            .hero-cta .btn { width: 100%; }
            .section-head { margin-bottom: 36px; }
            .section-head h2 { font-size: 26px; }
            .scene-block { margin-bottom: 48px; }
            .scene-media { min-height: 200px; }
            .scene-text h3 { font-size: 22px; }
            .scene-text p { font-size: 15px; }
            .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .stat-num { font-size: 44px; }
            .stat-item { padding: 28px 12px; }
            .cta-section { padding: 64px 0; }
            .cta-inner h2 { font-size: 28px; }
            .footer-grid { grid-template-columns: 1fr; padding: 40px 20px 32px; gap: 32px; }
            .footer-bottom { padding: 16px; }
            .mobile-bottom-bar {
                display: flex;
                align-items: center;
                gap: 14px;
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                z-index: 120;
                background: #fff;
                border-top: 1px solid var(--border);
                box-shadow: 0 -4px 16px rgba(27,42,56,.10);
                padding: 10px 16px;
                height: 62px;
            }
            .mbb-text { font-size: 14px; font-weight: 600; color: var(--text); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
            .mobile-bottom-bar .btn { padding: 10px 18px; font-size: 14px; flex-shrink: 0; }
            .mbb-close { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; background: transparent; border: none; color: var(--text-muted); font-size: 14px; cursor: pointer; border-radius: 6px; flex-shrink: 0; transition: background .2s, color .2s; }
            .mbb-close:hover { background: var(--bg); color: var(--text); }
        }
        @media (max-width: 520px) {
            .logo { font-size: 19px; }
            .logo .star { width: 32px; height: 32px; font-size: 14px; }
            .category-hero h1 { font-size: 28px; }
            .hero-meta { gap: 14px; font-size: 13px; }
            .content-card .card-body { padding: 18px; }
            .point-card { padding: 24px 18px; }
            .point-num { font-size: 46px; }
            .stats-grid { grid-template-columns: 1fr; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root {
  --primary: #2B5DA8;
  --primary-dark: #1E4A8A;
  --accent: #C9974C;
  --accent-light: #DFB97A;
  --orange: #E8590C;
  --bg-light: #F4F7FC;
  --bg-alt: #EDF2F8;
  --text-dark: #1B2A38;
  --text-body: #33475B;
  --text-muted: #6B7A8C;
  --border: #E3EAF2;
  --success: #2F9E6E;
  --warning: #D97706;
  --error: #D64545;
  --footer-bg: #132A3B;
  --radius-md: 12px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 8px rgba(27, 42, 56, 0.06);
  --shadow-lg: 0 8px 24px rgba(27, 42, 56, 0.10);
  --container-width: 1200px;
  --space-section: 88px;
  --space-section-mobile: 56px;
}

/* ===== Reset / Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
}

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

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

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-md);
}

ul,
ol {
  list-style: none;
}

button,
input,
select {
  font-family: inherit;
}

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

section {
  padding: var(--space-section) 0;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
  text-align: center;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: rgba(43, 93, 168, 0.06);
  border-color: var(--primary-dark);
  color: var(--primary-dark);
}

.btn-large {
  padding: 18px 44px;
  font-size: 16px;
}

/* ===== Header & Nav ===== */
.site-header {
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(27, 42, 56, 0.05);
}

.header-top {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: 1px;
}

.logo:hover {
  color: var(--text-dark);
}

.logo .star {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 15px;
  box-shadow: 0 4px 12px rgba(43, 93, 168, 0.28);
}

.logo .hl {
  color: var(--accent);
}

.header-cta {
  padding: 10px 22px;
  font-size: 14px;
}

.header-nav {
  background: #fff;
}

.nav-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-inner::-webkit-scrollbar {
  display: none;
}

.nav-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-body);
  background: var(--bg-light);
  border: 1px solid var(--border);
  transition: all .25s ease;
  white-space: nowrap;
  cursor: pointer;
}

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

.nav-chip.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  font-weight: 600;
}

/* ===== Hero ===== */
.category-hero {
  position: relative;
  padding: 96px 0 84px;
  background:
    linear-gradient(115deg, rgba(244, 247, 252, 0.94) 0%, rgba(237, 242, 248, 0.88) 60%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  overflow: hidden;
}

.category-hero::after {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(201, 151, 76, 0.16) 0%, rgba(201, 151, 76, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.breadcrumb {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

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

.breadcrumb .sep {
  margin: 0 8px;
  color: #B8C4D0;
}

.category-hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-dark);
  margin-bottom: 18px;
}

.category-hero h1 .hl {
  color: var(--primary);
  position: relative;
}

.category-hero h1 .hl::after {
  content: '';
  display: block;
  height: 4px;
  width: 100%;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 2px;
  margin-top: 4px;
}

.hero-sub {
  font-size: 17px;
  max-width: 560px;
  color: var(--text-body);
  line-height: 1.9;
  margin-bottom: 32px;
}

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

/* ===== Section common ===== */
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: rgba(201, 151, 76, 0.10);
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

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

.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.35;
}

/* ===== Features 三连 ===== */
.features-section {
  background: #fff;
}

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

.feature-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 32px 28px 36px;
  border-bottom: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  opacity: 0;
  transition: opacity .3s ease;
}

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

.feature-card:hover::before {
  opacity: 1;
}

.feature-num {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  color: rgba(201, 151, 76, 0.28);
  margin-bottom: 18px;
  font-family: Georgia, "Times New Roman", serif;
  transition: color .3s ease;
}

.feature-card:hover .feature-num {
  color: var(--accent);
}

.feature-card h3 {
  font-size: 21px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.5;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.85;
}

/* ===== Scene 图文交错 ===== */
.scene-section {
  background: var(--bg-light);
}

.scene-row {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 64px;
}

.scene-row:last-child {
  margin-bottom: 0;
}

.scene-row.reverse {
  grid-template-columns: 5fr 7fr;
}

.scene-row.reverse .scene-img {
  order: 2;
}

.scene-row.reverse .scene-text {
  order: 1;
}

.scene-img img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
}

.scene-img {
  position: relative;
}

.scene-img::after {
  content: '';
  position: absolute;
  inset: auto -16px -16px auto;
  width: 60%;
  height: 60%;
  border: 2px solid rgba(201, 151, 76, 0.35);
  border-radius: 16px;
  z-index: -1;
}

.scene-text h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.4;
}

.scene-text p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.9;
  margin-bottom: 20px;
}

.scene-text ul li {
  font-size: 14px;
  color: var(--text-body);
  padding: 6px 0 6px 28px;
  position: relative;
}

.scene-text ul li::before {
  content: '\f058';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--primary);
  font-size: 13px;
  position: absolute;
  left: 0;
  top: 8px;
}

/* ===== Guide Cards (内容卡片) ===== */
.guide-cards {
  background: #fff;
}

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

.card-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all .3s ease;
  display: flex;
  flex-direction: column;
}

.card-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: rgba(43, 93, 168, 0.25);
}

.card-item img {
  width: 100%;
  aspect-ratio: 16 / 11;
  object-fit: cover;
  border-radius: 0;
}

.card-body {
  padding: 22px 22px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  background: rgba(43, 93, 168, 0.08);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
  align-self: flex-start;
}

.card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.card-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 18px;
  flex: 1;
}

.text-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .25s ease, color .25s ease;
}

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

/* ===== Stats ===== */
.stats-section {
  background: var(--footer-bg);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity: 0.06;
}

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

.stat-item {
  padding: 20px 10px;
}

.stat-num {
  font-size: 60px;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
}

.stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 1px;
  margin-top: 8px;
}

/* ===== Trust ===== */
.trust-section {
  background: var(--bg-light);
}

.trust-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 28px;
  align-items: start;
}

.trust-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 32px 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}

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

.trust-card.offset {
  margin-top: 40px;
}

.stars {
  color: var(--accent);
  font-size: 14px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.trust-card p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.9;
  margin-bottom: 14px;
}

.trust-author {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== FAQ ===== */
.faq-section {
  background: #fff;
}

.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--bg-light);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .3s ease, box-shadow .3s ease;
}

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

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  cursor: pointer;
  text-align: left;
  transition: color .25s ease;
}

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

.faq-item.open .faq-q {
  color: var(--primary);
}

.faq-q .faq-icon {
  font-size: 14px;
  color: var(--text-muted);
  transition: transform .3s ease, color .3s ease;
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  color: var(--primary);
}

.faq-a {
  display: none;
  padding: 0 24px 22px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-muted);
}

.faq-item.open .faq-a {
  display: block;
}

/* ===== CTA ===== */
.cta-section {
  background: var(--bg-light);
  text-align: center;
}

.cta-box {
  background: linear-gradient(120deg, #fff, var(--bg-alt));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 56px 40px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(201, 151, 76, 0.14) 0%, rgba(201, 151, 76, 0) 70%);
}

.cta-box h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 14px;
}

.cta-box p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 28px;
}

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

/* ===== Footer ===== */
.site-footer {
  background: var(--footer-bg);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 0;
}

.footer-topbar {
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--primary), var(--accent));
}

.footer-grid {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
}

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

.footer-brand p {
  font-size: 14px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.65);
  max-width: 320px;
}

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

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  transition: color .25s ease, padding-left .25s ease;
}

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

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.footer-contact i {
  color: var(--accent);
  margin-right: 8px;
  width: 16px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.7);
}

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

/* ===== 移动端固定转化条 ===== */
.mobile-cta-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: #fff;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(27, 42, 56, 0.10);
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mobile-cta-bar span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  flex: 1;
}

.mobile-cta-bar .btn {
  padding: 10px 18px;
  font-size: 14px;
}

.mobile-cta-bar .close-bar {
  background: none;
  border: none;
  font-size: 16px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
}

body.has-mobile-bar {
  padding-bottom: 72px;
}

/* ===== Responsive ===== */
@media (max-width: 1023.98px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .scene-row,
  .scene-row.reverse {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .scene-row.reverse .scene-img {
    order: 1;
  }

  .scene-row.reverse .scene-text {
    order: 2;
  }

  .scene-img::after {
    display: none;
  }

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

  .trust-card.offset {
    margin-top: 0;
  }

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

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

@media (max-width: 639.98px) {
  :root {
    --space-section: 56px;
  }

  .container {
    padding: 0 16px;
  }

  .header-inner {
    padding: 12px 16px;
  }

  .logo {
    font-size: 20px;
  }

  .logo .star {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }

  .header-cta {
    padding: 8px 16px;
    font-size: 13px;
  }

  .nav-inner {
    padding: 8px 16px;
    gap: 8px;
  }

  .nav-chip {
    font-size: 13px;
    padding: 7px 14px;
  }

  .category-hero {
    padding: 56px 0 48px;
  }

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

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

  .btn {
    padding: 12px 20px;
    font-size: 14px;
  }

  .btn-large {
    padding: 15px 34px;
    font-size: 15px;
  }

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

  .section-head h2 {
    font-size: 26px;
  }

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

  .scene-text h2 {
    font-size: 24px;
  }

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

  .stat-num {
    font-size: 40px;
  }

  .stat-label {
    font-size: 12px;
  }

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

  .trust-card {
    padding: 24px;
  }

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

  .faq-a {
    padding: 0 16px 18px;
    font-size: 14px;
  }

  .cta-box {
    padding: 36px 20px;
  }

  .cta-box h2 {
    font-size: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    padding: 18px 16px;
    font-size: 12px;
  }

  .mobile-cta-bar {
    display: flex;
  }

  body {
    padding-bottom: 72px;
  }
}

@media (min-width: 640px) and (max-width: 1023.98px) {
  .mobile-cta-bar {
    display: none;
  }

  body {
    padding-bottom: 0;
  }
}

/* ===== Focus 辅助 ===== */
a:focus,
button:focus,
.btn:focus,
.nav-chip:focus {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::selection {
  background: rgba(43, 93, 168, 0.15);
  color: var(--text-dark);
}

/* roulang page: category3 */
:root {
            --primary: #2B5DA8;
            --primary-dark: #1F4786;
            --accent: #C9974C;
            --accent-light: #E8C06A;
            --orange: #E8590C;
            --bg: #F4F7FC;
            --bg-alt: #EDF2F8;
            --card: #FFFFFF;
            --heading: #1B2A38;
            --text: #33475B;
            --muted: #6B7A8C;
            --border: #E3EAF2;
            --footer-bg: #132A3B;
            --radius: 12px;
            --radius-btn: 6px;
            --shadow-sm: 0 2px 8px rgba(27, 42, 56, 0.06);
            --shadow-hover: 0 8px 24px rgba(27, 42, 56, 0.10);
            --space-section: 96px;
            --space-mobile: 56px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.3s ease, background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
        }

        button,
        input {
            font-family: inherit;
        }

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

        .row {
            max-width: 1200px;
            margin: 0 auto;
        }

        .column {
            padding: 0 16px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
            padding: 0 16px;
        }

        .section-eyebrow {
            display: inline-block;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 10px;
            background: rgba(43, 93, 168, 0.08);
            padding: 6px 16px;
            border-radius: 999px;
        }

        .section-head h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--heading);
            margin: 0 0 14px;
            line-height: 1.35;
        }

        .section-desc {
            color: var(--muted);
            font-size: 16px;
            margin: 0;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            border: 1px solid transparent;
            text-decoration: none;
            cursor: pointer;
            transition: all 0.3s ease;
            font-family: inherit;
        }

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

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(43, 93, 168, 0.30);
            color: #fff;
        }

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

        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(43, 93, 168, 0.08);
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn-lg {
            padding: 15px 32px;
            font-size: 16px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #fff;
            box-shadow: 0 1px 0 rgba(27, 42, 56, 0.05);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(27, 42, 56, 0.08);
        }

        .header-top {
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 14px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--heading);
            text-decoration: none;
            line-height: 1.2;
        }

        .logo .star {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            border-radius: 50%;
            color: #fff;
            font-size: 14px;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(201, 151, 76, 0.35);
        }

        .logo .hl {
            color: var(--primary);
        }

        .header-cta {
            padding: 10px 22px;
            font-size: 14px;
        }

        .header-nav {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }

        .nav-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            gap: 10px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-inner::-webkit-scrollbar {
            display: none;
        }

        .nav-chip {
            display: inline-block;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: var(--bg-alt);
            border: 1px solid var(--border);
            text-decoration: none;
            white-space: nowrap;
            transition: all 0.3s ease;
            flex-shrink: 0;
        }

        .nav-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #fff;
        }

        .nav-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(43, 93, 168, 0.25);
            font-weight: 600;
        }

        .hero.category-hero {
            position: relative;
            padding: 130px 0 110px;
            overflow: hidden;
            min-height: 72vh;
            display: flex;
            align-items: center;
            background: var(--bg);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(244, 247, 252, 0.97) 0%, rgba(244, 247, 252, 0.90) 45%, rgba(230, 236, 245, 0.82) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
            padding: 0 24px;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(43, 93, 168, 0.10);
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
        }

        .hero-content h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--heading);
            margin: 0 0 20px;
        }

        .hero-sub {
            font-size: 18px;
            color: var(--text);
            margin-bottom: 34px;
            line-height: 1.8;
            max-width: 560px;
        }

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

        .feature-numbers {
            background: var(--bg);
        }

        .feature-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 34px 28px 40px;
            position: relative;
            height: calc(100% - 24px);
            margin-bottom: 24px;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
            overflow: hidden;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(43, 93, 168, 0.25);
        }

        .feature-num {
            font-size: 64px;
            font-weight: 800;
            line-height: 1;
            color: transparent;
            -webkit-text-stroke: 1px rgba(201, 151, 76, 0.55);
            transition: color 0.3s ease, -webkit-text-stroke 0.3s ease;
        }

        .feature-card:hover .feature-num {
            -webkit-text-stroke-color: var(--accent);
            color: rgba(201, 151, 76, 0.10);
        }

        .feature-card h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--heading);
            margin: 20px 0 12px;
            line-height: 1.4;
        }

        .feature-card p {
            color: var(--text);
            line-height: 1.8;
            margin: 0;
            font-size: 15px;
        }

        .feature-line {
            width: 48px;
            height: 2px;
            background: var(--accent);
            margin-top: 26px;
            border-radius: 2px;
        }

        .service-cards {
            background: #fff;
        }

        .service-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            margin-bottom: 24px;
            height: calc(100% - 24px);
            display: flex;
            flex-direction: column;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }

        .service-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(43, 93, 168, 0.22);
        }

        .service-cover {
            position: relative;
            min-height: 180px;
            background: var(--bg-alt);
        }

        .service-cover img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

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

        .card-tag {
            display: inline-block;
            font-size: 13px;
            color: var(--primary);
            background: rgba(43, 93, 168, 0.08);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .service-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--heading);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .service-body p {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        .scenario-wrap {
            background: var(--bg);
        }

        .scenario-item {
            display: flex;
            align-items: center;
            gap: 56px;
            margin-bottom: 90px;
        }

        .scenario-media {
            flex: 0 0 58%;
        }

        .scenario-media img {
            width: 100%;
            border-radius: var(--radius);
            box-shadow: var(--shadow-hover);
            aspect-ratio: 16 / 9;
            object-fit: cover;
            background: var(--bg-alt);
        }

        .scenario-text {
            flex: 1;
        }

        .scenario-tag {
            color: var(--accent);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 1px;
        }

        .scenario-text h3 {
            font-size: 28px;
            font-weight: 700;
            color: var(--heading);
            margin: 10px 0 16px;
            line-height: 1.4;
        }

        .scenario-text p {
            color: var(--text);
            line-height: 1.9;
            margin: 0;
            font-size: 15px;
        }

        .scenario-more {
            text-align: center;
            margin-top: 16px;
        }

        .scenario-more a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            padding: 10px 20px;
            border: 1px solid var(--border);
            border-radius: 999px;
            background: #fff;
            transition: all 0.3s ease;
        }

        .scenario-more a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 6px 16px rgba(43, 93, 168, 0.25);
        }

        .process-section {
            background: #fff;
        }

        .process-step {
            position: relative;
            padding: 32px 26px;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 24px;
            height: calc(100% - 24px);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .step-num {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-weight: 700;
            font-size: 17px;
            margin-bottom: 18px;
            box-shadow: 0 4px 12px rgba(43, 93, 168, 0.25);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--heading);
            margin: 0 0 10px;
        }

        .process-step p {
            color: var(--muted);
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

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

        .stats-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
            text-align: center;
            margin-bottom: 56px;
        }

        .stat-item {
            flex: 1 1 180px;
        }

        .stat-num {
            font-size: 52px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--muted);
            margin-top: 6px;
            letter-spacing: 1px;
        }

        .testimonial-card {
            background: #fff;
            border: 1px solid var(--border);
            border-left: 3px solid var(--accent);
            border-radius: 8px;
            padding: 26px;
            margin-bottom: 24px;
            height: calc(100% - 24px);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .testimonial-card .stars {
            color: var(--accent);
            font-size: 13px;
            margin-bottom: 12px;
        }

        .testimonial-card p {
            color: var(--text);
            font-size: 15px;
            line-height: 1.8;
            margin: 0 0 14px;
        }

        .testimonial-card .t-meta {
            font-weight: 600;
            color: var(--heading);
            font-size: 14px;
        }

        .faq-section {
            background: #fff;
        }

        ul.accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            max-width: 820px;
            margin-left: auto;
            margin-right: auto;
        }

        .accordion-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .accordion-item.is-active {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(43, 93, 168, 0.08);
        }

        .accordion-title {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--heading);
            text-decoration: none;
            line-height: 1.5;
        }

        .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--muted);
            transition: transform 0.3s ease, color 0.3s ease;
            flex-shrink: 0;
        }

        .accordion-item.is-active > .accordion-title {
            color: var(--primary);
        }

        .accordion-item.is-active > .accordion-title::after {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .accordion-content {
            padding: 0 24px 22px;
            color: var(--text);
            font-size: 15px;
            line-height: 1.8;
            display: none;
        }

        .accordion-item.is-active > .accordion-content {
            display: block;
            padding-top: 4px;
        }

        .accordion-content p {
            margin: 0;
        }

        .cta-section {
            background: var(--primary);
            position: relative;
            background: linear-gradient(120deg, #2B5DA8 0%, #1F4786 100%);
            padding: 88px 0;
            text-align: center;
        }

        .cta-box h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 700;
            margin: 0 0 16px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin: 0 0 32px;
        }

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

        .cta-box .btn-primary:hover {
            background: rgba(255, 255, 255, 0.90);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.20);
            transform: translateY(-2px);
        }

        .cta-box .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.65);
            margin-left: 12px;
        }

        .cta-box .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
        }

        .cta-note {
            display: block;
            margin-top: 16px;
            color: rgba(255, 255, 255, 0.70);
            font-size: 13px;
        }

        .site-footer {
            background: var(--footer-bg);
            color: #A9BCCB;
        }

        .footer-topbar {
            height: 2px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
        }

        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 64px 24px 40px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 44px;
        }

        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
        }

        .footer-brand .logo .hl {
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.9;
            margin: 16px 0 0;
            max-width: 300px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            margin: 0 0 18px;
            font-weight: 600;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col li {
            margin-bottom: 10px;
        }

        .footer-col a {
            color: #A9BCCB;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
        }

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

        .footer-contact div {
            margin-bottom: 12px;
            color: #A9BCCB;
            font-size: 14px;
        }

        .footer-contact i {
            margin-right: 8px;
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            max-width: 1200px;
            margin: 0 auto;
            padding: 24px;
            text-align: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.75);
        }

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

        .mobile-cta-bar {
            display: none;
        }

        body.has-mobile-cta {
            padding-bottom: 0;
        }

        @media (max-width: 1023px) {
            .hero-content h1 {
                font-size: 40px;
            }

            .section {
                padding: 72px 0;
            }

            .scenario-item {
                gap: 32px;
            }

            .stat-num {
                font-size: 44px;
            }
        }

        @media (max-width: 639px) {
            .header-inner {
                padding: 12px 16px;
            }

            .logo {
                font-size: 18px;
            }

            .logo .star {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }

            .header-cta {
                padding: 9px 16px;
                font-size: 13px;
            }

            .nav-inner {
                padding: 0 16px;
            }

            .hero.category-hero {
                padding: 80px 0 60px;
                min-height: auto;
            }

            .hero-content h1 {
                font-size: 31px;
            }

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

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

            .section {
                padding: var(--space-mobile) 0;
            }

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

            .section-head h2 {
                font-size: 27px;
            }

            .scenario-item {
                flex-direction: column;
                gap: 20px;
                margin-bottom: 52px;
            }

            .scenario-item.reverse {
                flex-direction: column;
            }

            .scenario-media {
                flex: 0 0 100%;
                width: 100%;
            }

            .scenario-text h3 {
                font-size: 23px;
            }

            .stats-grid {
                gap: 24px;
                margin-bottom: 40px;
            }

            .stat-item {
                flex: 1 1 45%;
            }

            .stat-num {
                font-size: 38px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 48px 20px 32px;
            }

            .footer-bottom {
                padding: 20px 16px;
            }

            .cta-section {
                padding: 60px 0;
            }

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

            .cta-box .btn-outline {
                margin-left: 0;
                margin-top: 12px;
            }

            .mobile-cta-bar {
                display: flex;
                position: fixed;
                bottom: 0;
                left: 0;
                right: 0;
                z-index: 90;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(10px);
                border-top: 1px solid var(--border);
                box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
                padding: 10px 14px;
                align-items: center;
                gap: 12px;
            }

            .mcta-text {
                flex: 1;
                font-size: 14px;
                font-weight: 600;
                color: var(--heading);
                padding-left: 6px;
                line-height: 1.4;
            }

            .mcta-close {
                width: 32px;
                height: 32px;
                background: none;
                border: none;
                color: var(--muted);
                font-size: 16px;
                cursor: pointer;
                flex-shrink: 0;
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .mcta-close:hover {
                color: var(--heading);
            }

            body.has-mobile-cta {
                padding-bottom: 74px;
            }
        }