/* roulang page: index */
:root {
    --primary: #0E7C7B;
    --primary-dark: #0A5D5C;
    --primary-light: #14A39E;
    --accent: #D97706;
    --accent-light: #E8A33D;
    --bg: #F7FAF9;
    --card-bg: #FFFFFF;
    --text: #1F2A2E;
    --text-secondary: #5B6B70;
    --text-muted: #8A9B9F;
    --border: #E2E9E8;
    --success: #2F9E6E;
    --radius-lg: 18px;
    --radius-md: 14px;
    --radius-sm: 8px;
    --shadow-card: 0 8px 30px rgba(15, 42, 50, 0.08);
    --shadow-hover: 0 14px 40px rgba(15, 42, 50, 0.14);
    --spacing-section: 90px;
    --spacing-section-mobile: 56px;
    --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-num: "Inter", "Arial", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: all .25s ease; }
a:hover { color: var(--primary-dark); }
button { font-family: var(--font-cn); cursor: pointer; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-spacing { padding: var(--spacing-section) 0; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    border: 2px solid transparent;
    transition: all .25s ease;
    min-height: 48px;
    cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; box-shadow: 0 8px 24px rgba(14,124,123,.25); transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-ghost:hover { background: rgba(14,124,123,.05); color: var(--primary-dark); }
.btn-lg { padding: 16px 44px; font-size: 16px; }
.btn-block { width: 100%; }
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    background: rgba(14,124,123,.08);
    color: var(--primary);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: .5px;
}
.section-title { font-size: 32px; font-weight: 700; line-height: 1.3; color: var(--text); margin: 0 0 16px; }
.section-subtitle { font-size: 16px; color: var(--text-secondary); max-width: 640px; line-height: 1.7; margin: 0 0 40px; }

/* ==================== 浮动Dock导航 ==================== */
.dock-header {
    position: fixed;
    top: 24px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    pointer-events: none;
}
.dock-nav {
    max-width: 1160px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: rgba(255,255,255,.82);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,.6);
    border-radius: 999px;
    box-shadow: 0 8px 30px rgba(0,0,0,.08);
    pointer-events: auto;
}
.dock-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}
.dock-logo i { color: var(--primary); font-size: 24px; }
.dock-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}
.dock-nav-links a {
    display: block;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all .25s ease;
}
.dock-nav-links a:hover { color: var(--primary); background: rgba(14,124,123,.06); }
.dock-nav-links a.active { color: var(--primary); background: rgba(14,124,123,.1); font-weight: 600; }
.dock-nav-cta { display: flex; align-items: center; gap: 12px; }
.dock-search-btn {
    width: 44px; height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--bg);
    color: var(--text-secondary);
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .25s ease;
}
.dock-search-btn:hover { background: rgba(14,124,123,.1); color: var(--primary); }
.dock-cta-btn {
    padding: 10px 24px;
    border-radius: 999px;
    border: none;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    transition: all .25s ease;
    min-height: 44px;
}
.dock-cta-btn:hover { background: var(--primary-dark); box-shadow: 0 6px 20px rgba(14,124,123,.3); transform: translateY(-2px); }
.dock-hamburger {
    display: none;
    width: 44px; height: 44px;
    border-radius: 12px;
    border: none;
    background: var(--bg);
    color: var(--text);
    font-size: 18px;
    align-items: center;
    justify-content: center;
}
.dock-mobile-menu {
    display: none;
    margin-top: 12px;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(12px);
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: 0 16px 50px rgba(0,0,0,.12);
    padding: 16px;
    max-width: 1160px;
    margin-left: auto;
    margin-right: auto;
    pointer-events: auto;
    transition: all .25s ease;
}
.dock-mobile-menu.open { display: block; animation: fadeSlideIn .25s ease; }
@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}
.dock-mobile-menu a {
    display: block;
    padding: 14px 16px;
    border-radius: 12px;
    color: var(--text);
    font-size: 16px;
    font-weight: 500;
    transition: all .2s ease;
}
.dock-mobile-menu a:hover { background: rgba(14,124,123,.08); color: var(--primary); }
.dock-mobile-menu a.active { color: var(--primary); background: rgba(14,124,123,.1); font-weight: 600; }
.dock-mobile-menu .mobile-cta {
    margin-top: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    background: var(--primary);
    color: #fff;
    text-align: center;
    font-weight: 600;
}
.dock-mobile-menu .mobile-cta:hover { background: var(--primary-dark); color: #fff; }

/* ==================== Hero ==================== */
.hero {
    min-height: 88vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #F0F7F5 0%, #E8F0EE 40%, #F7FAF9 100%);
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -80px;
    width: 480px;
    height: 480px;
    background: radial-gradient(circle, rgba(14,124,123,.08) 0%, transparent 70%);
    border-radius: 50%;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(transparent, var(--bg));
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,.8);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 28px;
    box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.hero-badge i { color: var(--success); }
.hero h1 {
    font-size: 44px;
    font-weight: 700;
    line-height: 1.25;
    color: var(--text);
    margin: 0 0 20px;
    letter-spacing: -1px;
}
.hero h1 span { color: var(--primary); }
.hero-sub {
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-secondary);
    max-width: 520px;
    margin-bottom: 36px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-meta-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}
.hero-meta-link i { transition: transform .25s ease; }
.hero-meta-link:hover i { transform: translateX(4px); }
.hero-availability { display: flex; flex-wrap: wrap; gap: 20px 32px; padding-top: 24px; border-top: 1px solid var(--border); }
.hero-avail-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-muted); }
.hero-avail-item i { color: var(--success); }
.hero-visual {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(15,42,50,.16);
    height: 460px;
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,42,50,.2) 0%, transparent 50%);
}
.hero-visual-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    z-index: 3;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(8px);
    padding: 14px 20px;
    border-radius: 14px;
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
}
.hero-visual-badge strong { font-size: 20px; color: var(--primary); font-family: var(--font-num); }
.hero-visual-badge span { display: block; font-size: 12px; color: var(--text-secondary); }

/* ==================== 信任标尺 ==================== */
.trust-bar { background: #fff; border-bottom: 1px solid var(--border); padding: 40px 0; }
.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}
.trust-item { text-align: center; }
.trust-item .num {
    font-family: var(--font-num);
    font-size: 40px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    display: flex;
    align-items: baseline;
    justify-content: center;
}
.trust-item .num small { font-size: 20px; margin-left: 2px; }
.trust-item .label { font-size: 13px; color: var(--text-muted); margin-top: 6px; }

/* ==================== 核心优势 ==================== */
.features { background: var(--bg); }
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.feature-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    box-shadow: var(--shadow-card);
    border: 1px solid transparent;
    transition: all .3s ease;
}
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: rgba(14,124,123,.2); }
.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    background: rgba(14,124,123,.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--primary);
    margin-bottom: 24px;
}
.feature-card h3 { font-size: 20px; font-weight: 600; margin: 0 0 12px; color: var(--text); }
.feature-card p { font-size: 14px; line-height: 1.8; color: var(--text-secondary); margin: 0; }

/* ==================== 场景演示 ==================== */
.scenario { background: #fff; }
.scenario-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.scenario-visual {
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(15,42,50,.12);
    height: 400px;
}
.scenario-visual img { width: 100%; height: 100%; object-fit: cover; }
.scenario-content h2 { font-size: 30px; font-weight: 700; line-height: 1.3; margin: 0 0 16px; }
.scenario-content > p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 32px; }
.steps-list { list-style: none; padding: 0; margin: 0; }
.steps-list li {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    align-items: flex-start;
}
.steps-list li:last-child { border-bottom: none; }
.step-num {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(14,124,123,.1);
    color: var(--primary);
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-num);
}
.step-text strong { display: block; font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.step-text span { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* ==================== 最新资讯 ==================== */
.latest-news { background: var(--bg); }
.news-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 40px; }
.news-head .section-subtitle { margin-bottom: 0; }
.news-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #fff;
    transition: all .25s ease;
}
.news-more:hover { border-color: var(--primary); background: rgba(14,124,123,.05); }
.news-more i { transition: transform .25s ease; }
.news-more:hover i { transform: translateX(4px); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}
.news-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--shadow-card);
    border: 1px solid transparent;
    transition: all .3s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.news-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: rgba(14,124,123,.2); }
.news-card-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--primary);
    background: rgba(14,124,123,.1);
    padding: 4px 12px;
    border-radius: 6px;
    font-weight: 600;
}
.news-card-tag i { font-size: 11px; }
.news-card h3 { font-size: 18px; font-weight: 600; color: var(--text); line-height: 1.5; margin: 0; }
.news-card h3:hover { color: var(--primary); }
.news-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-card .news-date { font-size: 12px; color: var(--text-muted); }
.news-card .news-date i { margin-right: 5px; }
.news-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border);
    color: var(--text-muted);
}
.news-empty i { font-size: 40px; display: block; margin-bottom: 12px; color: var(--border); }
.section-center { text-align: center; }
.section-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* ==================== 社会认同 ==================== */
.testimonials { background: #fff; }
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.testimonial-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 32px;
    border: 1px solid var(--border);
    transition: all .3s ease;
}
.testimonial-card:hover { box-shadow: var(--shadow-card); transform: translateY(-4px); }
.testimonial-stars { color: var(--accent-light); font-size: 14px; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { font-size: 14px; line-height: 1.85; color: var(--text-secondary); margin-bottom: 20px; font-style: normal; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: rgba(14,124,123,.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--primary);
    font-weight: 600;
}
.testimonial-author strong { font-size: 14px; color: var(--text); display: block; line-height: 1.3; }
.testimonial-author span { font-size: 12px; color: var(--text-muted); }

/* ==================== FAQ ==================== */
.faq { background: var(--bg); }
.faq-wrapper {
    max-width: 820px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 28px;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-align: left;
    transition: all .25s ease;
    cursor: pointer;
    min-height: 64px;
}
.faq-question:hover { color: var(--primary); }
.faq-question .icon {
    flex-shrink: 0;
    width: 32px; height: 32px;
    border-radius: 50%;
    background: rgba(14,124,123,.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--primary);
    transition: all .3s ease;
}
.faq-item.active .faq-question .icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}
.faq-answer-inner {
    padding: 0 28px 24px;
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-secondary);
}

/* ==================== 最终CTA ==================== */
.final-cta {
    background: linear-gradient(135deg, #F0F7F5, #E6F0EE, #F7FAF9);
    border-top: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}
.final-cta::before {
    content: 'pg国际网';
    position: absolute;
    right: -20px;
    bottom: -30px;
    font-size: 160px;
    font-weight: 800;
    color: rgba(14,124,123,.04);
    pointer-events: none;
    white-space: nowrap;
}
.cta-inner { text-align: center; position: relative; z-index: 2; }
.cta-inner h2 { font-size: 36px; font-weight: 700; color: var(--text); margin: 0 0 16px; }
.cta-inner p { font-size: 16px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 36px; line-height: 1.8; }
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-note { margin-top: 24px; font-size: 13px; color: var(--text-muted); }
.cta-note i { color: var(--success); margin-right: 5px; }

/* ==================== 页脚 ==================== */
.footer { background: #152224; color: #C4D4D2; padding: 60px 0 30px; }
.footer-grid {
    display: grid;
    grid-template-columns: 4fr 2fr 3fr 3fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}
.footer-brand .footer-logo i { color: var(--primary-light); }
.footer-brand p { font-size: 14px; line-height: 1.8; color: #A0B3B0; margin: 0; }
.footer h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 20px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: #A0B3B0; transition: all .25s ease; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li { margin-bottom: 12px; display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: #A0B3B0; }
.footer-contact i { color: var(--primary-light); margin-top: 4px; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding-top: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: #7E9492;
}
.footer-bottom a { color: #7E9492; }
.footer-bottom a:hover { color: #fff; }

/* ==================== 移动端固定转化条 ==================== */
.mobile-cta-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(12px);
    border-top: 1px solid var(--border);
    padding: 12px 20px;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    box-shadow: 0 -4px 20px rgba(0,0,0,.06);
}
.mobile-cta-bar .cta-text { font-size: 14px; font-weight: 600; color: var(--text); white-space: nowrap; }
.mobile-cta-bar .cta-text small { display: block; font-size: 11px; font-weight: 400; color: var(--text-muted); }
.mobile-cta-bar .btn { padding: 10px 22px; font-size: 14px; flex-shrink: 0; }

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .hero h1 { font-size: 36px; }
    .hero-grid { gap: 40px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 2fr 2fr 3fr; }
    .footer-brand { grid-column: 1 / -1; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}
@media (max-width: 768px) {
    :root { --spacing-section: var(--spacing-section-mobile); }
    .dock-nav-links, .dock-search-btn, .dock-cta-btn { display: none; }
    .dock-hamburger { display: flex; }
    .hero { padding: 130px 0 60px; min-height: auto; }
    .hero-grid { grid-template-columns: 1fr; gap: 32px; }
    .hero-visual { height: 300px; }
    .features-grid { grid-template-columns: 1fr; }
    .scenario-grid { grid-template-columns: 1fr; gap: 32px; }
    .scenario-visual { height: 260px; }
    .news-grid { grid-template-columns: 1fr; }
    .testimonial-grid { grid-template-columns: 1fr; }
    .news-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .cta-inner h2 { font-size: 28px; }
    .mobile-cta-bar { display: flex; }
    body { padding-bottom: 70px; }
    .section-title { font-size: 26px; }
    .section-subtitle { font-size: 15px; }
    .trust-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-item .num { font-size: 34px; }
}
@media (max-width: 520px) {
    .container { padding: 0 16px; }
    .dock-header { padding: 0 8px; top: 12px; }
    .dock-nav { padding: 10px 16px; border-radius: 20px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .testimonial-card { padding: 24px; }
    .feature-card { padding: 28px 24px; }
    .news-card { padding: 22px; }
    .btn { width: 100%; }
    .hero-cta .btn { width: 100%; }
    .cta-buttons .btn { width: 100%; }
    .mobile-cta-bar .btn { width: auto; min-width: 120px; }
    .hero-availability { gap: 14px; }
    .trust-item .num { font-size: 30px; }
}

/* roulang page: category1 */
:root {
    --primary: #0F766E;
    --primary-dark: #0B5C55;
    --primary-light: rgba(15,118,110,0.08);
    --accent: #D97706;
    --accent-hover: #B65F00;
    --bg: #F7FAF9;
    --bg-alt: #FFFFFF;
    --card: #FFFFFF;
    --text: #1F2A2E;
    --text-secondary: #5B6B70;
    --text-muted: #8A9B9F;
    --border: #E2E9E8;
    --success: #2F9E6E;
    --radius-xl: 20px;
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --shadow-sm: 0 8px 30px rgba(15,42,50,0.08);
    --shadow-hover: 0 14px 40px rgba(15,42,50,0.14);
    --transition: 0.3s ease;
    --max-width: 1200px;
    --nav-height: 68px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- 浮动 Dock 导航 ---------- */
.dock-header {
    position: fixed;
    top: 20px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    pointer-events: none;
}
.dock-nav {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.78);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.6);
    border-radius: 999px;
    padding: 12px 24px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    pointer-events: auto;
    transition: box-shadow 0.3s ease;
}
.dock-nav:hover { box-shadow: 0 12px 36px rgba(0,0,0,0.12); }
.dock-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}
.dock-logo i {
    color: var(--primary);
    font-size: 22px;
}
.dock-logo:hover { color: var(--primary); }
.dock-nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
}
.dock-nav-links a {
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: all 0.25s ease;
}
.dock-nav-links a:hover {
    color: var(--primary);
    background: var(--primary-light);
}
.dock-nav-links a.active {
    color: var(--primary);
    background: var(--primary-light);
    font-weight: 600;
    position: relative;
}
.dock-nav-links a.active::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 4px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}
.dock-nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}
.dock-search-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 16px;
    transition: all 0.25s ease;
}
.dock-search-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
}
.dock-cta-btn {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 10px 22px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.25s ease;
}
.dock-cta-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(15,118,110,0.35);
}
.dock-cta-btn:active { transform: scale(0.97); }
.dock-hamburger {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    font-size: 20px;
    align-items: center;
    justify-content: center;
}
.dock-hamburger:hover { background: var(--primary-light); color: var(--primary); }
.dock-mobile-menu {
    display: none;
    position: fixed;
    top: 84px;
    left: 16px;
    right: 16px;
    background: #fff;
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
    flex-direction: column;
    gap: 4px;
    z-index: 1001;
    opacity: 0;
    transform: translateY(-12px);
    transition: all 0.25s ease;
    visibility: hidden;
}
.dock-mobile-menu.open {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}
.dock-mobile-menu a {
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 16px;
    color: var(--text);
    font-weight: 500;
}
.dock-mobile-menu a.active {
    background: var(--primary-light);
    color: var(--primary);
}
.dock-mobile-menu a:hover { background: var(--primary-light); color: var(--primary); }
.dock-mobile-menu .mobile-cta {
    margin-top: 10px;
    background: var(--primary);
    color: #fff;
    text-align: center;
    border-radius: 999px;
    padding: 14px;
    font-weight: 600;
}
.dock-mobile-menu .mobile-cta:hover {
    background: var(--primary-dark);
    color: #fff;
}

/* ---------- 分类页 Hero ---------- */
.category-hero {
    padding: 180px 0 100px;
    background: linear-gradient(135deg, #F0FAF7 0%, #F7FAF9 50%, #EAF4F1 100%);
    background-image: url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    position: relative;
}
.category-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(255,255,255,0.92) 0%, rgba(255,255,255,0.72) 60%, rgba(255,255,255,0.55) 100%);
}
.category-hero .container { position: relative; z-index: 1; }
.hero-panel {
    max-width: 680px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 24px;
}
.hero-badge i { font-size: 12px; }
.category-hero h1 {
    font-size: 44px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 20px;
}
.category-hero h1 span { color: var(--primary); }
.hero-desc {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 560px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 14px 34px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.25s ease;
    min-height: 48px;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(15,118,110,0.35);
    color: #fff;
}
.btn-primary:active { transform: scale(0.97); }
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    color: var(--primary);
    border: 1.5px solid var(--primary);
    padding: 14px 34px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.25s ease;
    min-height: 48px;
}
.btn-secondary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    color: var(--primary);
}
.btn-secondary:active { transform: scale(0.97); }

/* ---------- 数据条 ---------- */
.stats-bar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
}
.stats-inner {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.stat-item {
    text-align: center;
    padding: 8px;
}
.stat-item strong {
    display: block;
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}
.stat-item span {
    font-size: 14px;
    color: var(--text-secondary);
}

/* ---------- 板块通用 ---------- */
.section { padding: 90px 0; }
.section-alt { background: var(--bg-alt); }
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
}
.section-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 20px;
    border-radius: 999px;
    margin-bottom: 16px;
}
.section-header h2 {
    font-size: 32px;
    color: var(--text);
    line-height: 1.3;
    font-weight: 700;
    margin-bottom: 14px;
}
.section-header p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ---------- 图文分栏 ---------- */
.split-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.split-media {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    position: relative;
}
.split-media img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}
.split-content h3 {
    font-size: 28px;
    line-height: 1.3;
    color: var(--text);
    font-weight: 700;
    margin-bottom: 18px;
}
.split-content p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.85;
    margin-bottom: 18px;
}
.split-list {
    margin-top: 20px;
}
.split-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 8px 0;
    font-size: 15px;
    color: var(--text);
}
.split-list li i {
    color: var(--success);
    font-size: 16px;
    margin-top: 3px;
    flex-shrink: 0;
}

/* ---------- 服务卡片 ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.service-card {
    background: var(--card);
    border-radius: var(--radius-xl);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(14,124,123,0.2);
}
.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}
.service-icon i {
    font-size: 26px;
    color: var(--primary);
}
.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}
.service-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 16px;
}
.service-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
}

/* ---------- 流程步骤 ---------- */
.process-section {
    background: var(--bg-alt);
}
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    counter-reset: step;
    margin-top: 20px;
}
.process-step {
    background: var(--card);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    position: relative;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}
.process-step:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.step-num {
    font-size: 44px;
    font-weight: 700;
    color: rgba(15,118,110,0.15);
    line-height: 1;
    margin-bottom: 16px;
    font-family: "Inter", "Arial", sans-serif;
}
.process-step h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 10px;
}
.process-step p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.step-arrow {
    position: absolute;
    top: 50%;
    right: -22px;
    transform: translateY(-50%);
    color: var(--primary);
    font-size: 14px;
    z-index: 2;
    background: var(--bg-alt);
    border-radius: 50%;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ---------- 价值要点 ---------- */
.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.why-item {
    display: flex;
    gap: 20px;
    background: var(--card);
    border-radius: var(--radius-lg);
    padding: 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}
.why-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.why-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.why-icon i {
    font-size: 22px;
    color: var(--primary);
}
.why-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}
.why-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ---------- FAQ ---------- */
.faq-wrap {
    max-width: 800px;
    margin: 0 auto;
}
.faq-item {
    background: var(--card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    margin-bottom: 14px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 28px;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-align: left;
    transition: color 0.2s ease;
    min-height: 60px;
}
.faq-question:hover { color: var(--primary); }
.faq-question i {
    font-size: 14px;
    color: var(--primary);
    flex-shrink: 0;
    transition: transform 0.3s ease;
    margin-left: 16px;
}
.faq-item.active .faq-question i {
    transform: rotate(45deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.faq-item.active .faq-answer {
    max-height: 400px;
}
.faq-answer-inner {
    padding: 0 28px 22px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    border-left: 3px solid var(--primary);
    margin: 0 28px 20px;
    background: #F9FCFB;
    border-radius: 0 8px 8px 0;
    padding: 16px 20px;
}

/* ---------- CTA ---------- */
.cta-section {
    padding: 90px 0;
    background: linear-gradient(135deg, rgba(15,118,110,0.06) 0%, rgba(15,118,110,0.12) 100%);
    position: relative;
    overflow: hidden;
    border-top: 1px solid rgba(15,118,110,0.1);
    border-bottom: 1px solid rgba(15,118,110,0.1);
}
.cta-inner {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}
.cta-inner h2 {
    font-size: 34px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.3;
}
.cta-inner p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}
.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- 页脚 ---------- */
.footer {
    background: #152224;
    color: #C4D4D2;
    padding: 70px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 4fr 2.5fr 3fr 3fr;
    gap: 40px;
    padding-bottom: 50px;
}
.footer-logo {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}
.footer-logo i {
    color: var(--primary);
    font-size: 24px;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: #8FA6A3;
}
.footer h4 {
    font-size: 16px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 20px;
}
.footer-links li {
    margin-bottom: 10px;
}
.footer-links a {
    color: #8FA6A3;
    font-size: 14px;
    transition: all 0.25s ease;
    display: inline-block;
}
.footer-links a:hover {
    color: #fff;
    transform: translateX(4px);
}
.footer-contact li {
    font-size: 14px;
    color: #8FA6A3;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.footer-contact i {
    color: var(--primary);
    width: 18px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #6D8583;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-bottom a {
    color: #6D8583;
    text-decoration: underline;
}
.footer-bottom a:hover {
    color: #fff;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
    .dock-nav-links { display: none; }
    .dock-search-btn { display: none; }
    .dock-hamburger { display: flex; }
    .stats-inner { grid-template-columns: repeat(3, 1fr); }
    .split-grid { grid-template-columns: 1fr; gap: 40px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .step-arrow { display: none; }
    .why-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 768px) {
    .category-hero { padding: 140px 0 70px; }
    .category-hero h1 { font-size: 32px; }
    .hero-desc { font-size: 16px; }
    .section { padding: 60px 0; }
    .section-header { margin-bottom: 40px; }
    .section-header h2 { font-size: 26px; }
    .stats-inner { grid-template-columns: 1fr; gap: 16px; }
    .stats-inner .stat-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
    }
    .stat-item strong { font-size: 24px; }
    .services-grid { grid-template-columns: 1fr; }
    .process-grid { grid-template-columns: 1fr; }
    .split-media img { height: 260px; }
    .cta-inner h2 { font-size: 28px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
    .dock-header { padding: 0 12px; top: 12px; }
    .dock-nav { padding: 10px 16px; border-radius: 24px; }
    .dock-logo span { font-size: 16px; }
    .dock-cta-btn { display: none; }
    .container { padding: 0 18px; }
    .category-hero h1 { font-size: 28px; }
    .hero-actions { flex-direction: column; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
    .stats-inner .stat-item { flex-direction: column; gap: 0; }
    .service-card { padding: 24px 20px; }
    .why-item { flex-direction: column; align-items: flex-start; gap: 14px; }
    .faq-question { padding: 18px 20px; font-size: 15px; }
    .faq-answer-inner { margin: 0 20px 16px; padding: 14px 16px; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn-primary, .cta-actions .btn-secondary { width: 100%; justify-content: center; }
}

/* roulang page: article */
:root {
            --primary: #0E7C7B;
            --primary-dark: #0B6060;
            --primary-light: #E6F4F3;
            --accent: #D97706;
            --accent-light: #FEF3E2;
            --bg: #F7FAF9;
            --card: #FFFFFF;
            --text: #1F2A2E;
            --text-secondary: #5B6B70;
            --text-light: #8A9B9F;
            --border: #E2E9E8;
            --success: #2F9E6E;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-card: 0 8px 30px rgba(15, 42, 50, 0.08);
            --shadow-hover: 0 14px 40px rgba(15, 42, 50, 0.14);
            --transition: 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ======= Dock 导航 ======= */
        .dock-header {
            position: fixed;
            top: 18px;
            left: 0;
            right: 0;
            z-index: 1000;
            display: flex;
            justify-content: center;
            padding: 0 20px;
            pointer-events: none;
        }

        .dock-nav {
            pointer-events: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(14px) saturate(1.2);
            -webkit-backdrop-filter: blur(14px) saturate(1.2);
            border: 1px solid rgba(255, 255, 255, 0.7);
            border-radius: 999px;
            padding: 10px 20px 10px 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            transition: box-shadow var(--transition);
        }

        .dock-nav:hover {
            box-shadow: 0 10px 36px rgba(15, 42, 50, 0.12);
        }

        .dock-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            flex-shrink: 0;
        }

        .dock-logo i {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), #1AA9A0);
            color: #fff;
            font-size: 15px;
        }

        .dock-nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
        }

        .dock-nav-links li {
            margin: 0;
        }

        .dock-nav-links a {
            display: block;
            padding: 8px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 999px;
            transition: all var(--transition);
        }

        .dock-nav-links a:hover {
            color: var(--primary);
            background: rgba(14, 124, 123, 0.06);
        }

        .dock-nav-links a.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        .dock-nav-cta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .dock-search-btn {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text-secondary);
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition);
        }

        .dock-search-btn:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .dock-cta-btn {
            height: 38px;
            padding: 0 20px;
            border-radius: 999px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }

        .dock-cta-btn:hover {
            background: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(14, 124, 123, 0.3);
            transform: translateY(-2px);
        }

        .dock-cta-btn:active {
            transform: scale(0.97);
        }

        .dock-hamburger {
            display: none;
            width: 38px;
            height: 38px;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: var(--text);
            font-size: 17px;
            cursor: pointer;
            transition: background var(--transition);
        }

        .dock-hamburger:hover {
            background: var(--primary-light);
        }

        /* 移动端菜单 */
        .dock-mobile-menu {
            display: none;
            position: fixed;
            top: 80px;
            left: 16px;
            right: 16px;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            border-radius: 24px;
            padding: 20px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.14);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-16px) scale(0.98);
            transition: all 0.25s ease;
        }

        .dock-mobile-menu.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0) scale(1);
        }

        .dock-mobile-menu a {
            display: block;
            padding: 14px 18px;
            border-radius: 14px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            margin-bottom: 4px;
            transition: background var(--transition);
        }

        .dock-mobile-menu a:hover,
        .dock-mobile-menu a.active {
            background: var(--primary-light);
            color: var(--primary);
        }

        .dock-mobile-menu .mobile-cta {
            margin-top: 12px;
            text-align: center;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            border-radius: 999px;
            padding: 14px;
        }

        .dock-mobile-menu .mobile-cta:hover {
            background: var(--primary-dark);
            color: #fff;
        }

        /* ======= 面包屑 ======= */
        .article-main {
            padding-top: 110px;
            padding-bottom: 20px;
            min-height: 60vh;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 24px;
            gap: 6px;
        }

        .breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition);
        }

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

        .breadcrumb .breadcrumb-sep {
            color: #C4D4D2;
        }

        .breadcrumb .breadcrumb-current {
            color: var(--text);
            font-weight: 500;
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* ======= 文章卡片 ======= */
        .article-wrap {
            max-width: 860px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .article-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 40px 48px;
            margin-bottom: 24px;
            border: 1px solid rgba(255, 255, 255, 0.8);
        }

        .article-header {
            margin-bottom: 32px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--border);
        }

        .article-meta-top {
            margin-bottom: 16px;
        }

        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
        }

        .article-header h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.3;
            margin: 14px 0 18px;
            color: var(--text);
            letter-spacing: -0.01em;
        }

        .article-header .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            font-size: 13px;
            color: var(--text-light);
        }

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

        .article-excerpt {
            margin-top: 22px;
            padding: 16px 20px;
            background: var(--bg);
            border-left: 4px solid var(--primary);
            border-radius: 0 10px 10px 0;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ======= 正文 ======= */
        .article-content {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text);
        }

        .article-content h2 {
            font-size: 23px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--text);
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border);
        }

        .article-content h3 {
            font-size: 19px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--text);
        }

        .article-content p {
            margin-bottom: 20px;
            font-size: 17px;
            line-height: 1.9;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 22px 22px;
        }

        .article-content ul {
            list-style: disc;
        }

        .article-content ol {
            list-style: decimal;
        }

        .article-content li {
            margin-bottom: 8px;
            font-size: 16px;
            line-height: 1.8;
        }

        .article-content li::marker {
            color: var(--primary);
        }

        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-light);
            padding: 16px 20px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-secondary);
        }

        .article-content img {
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin: 28px auto;
            box-shadow: var(--shadow-card);
        }

        .article-content img + em,
        .article-content img + figcaption,
        .article-content figcaption {
            display: block;
            text-align: center;
            font-size: 13px;
            color: var(--text-light);
            margin-top: -16px;
            margin-bottom: 24px;
        }

        .article-content pre {
            background: #1F2A2E;
            color: #E6F4F3;
            padding: 20px;
            border-radius: var(--radius-md);
            overflow-x: auto;
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 24px;
        }

        .article-content code {
            font-family: "SF Mono", "Consolas", "Monaco", monospace;
            background: rgba(14, 124, 123, 0.08);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--primary-dark);
        }

        .article-content pre code {
            background: transparent;
            padding: 0;
            color: inherit;
        }

        .article-content a {
            color: var(--primary);
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(14, 124, 123, 0.35);
        }

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

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }

        .article-content th {
            background: var(--bg);
            font-weight: 600;
        }

        /* 空状态 */
        .article-empty {
            text-align: center;
            padding: 80px 20px;
        }

        .article-empty i {
            font-size: 48px;
            color: #D0DEDC;
            margin-bottom: 16px;
        }

        .article-empty p {
            font-size: 20px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        /* ======= 标签区 ======= */
        .article-tags {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            padding: 20px 0;
            border-top: 1px solid var(--border);
            margin-top: 32px;
        }

        .tags-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            margin-right: 4px;
        }

        .article-tags a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg);
            color: var(--text-secondary);
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }

        .article-tags a:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(14, 124, 123, 0.3);
        }

        /* ======= 分页 ======= */
        .article-pagination {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin: 32px 0 8px;
            flex-wrap: wrap;
        }

        .pagination-item {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 12px 20px;
            border-radius: 999px;
            background: var(--card);
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .pagination-item:hover:not(.disabled) {
            border-color: rgba(14, 124, 123, 0.4);
            color: var(--primary);
            box-shadow: var(--shadow-card);
        }

        .pagination-item.disabled {
            opacity: 0.45;
            cursor: not-allowed;
        }

        .pagination-home {
            color: var(--primary);
            font-weight: 600;
        }

        /* ======= 相关推荐 ======= */
        .related-section {
            padding: 80px 0;
            background: var(--bg);
        }

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

        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-light);
        }

        .related-grid {
            gap: 24px 0;
        }

        .related-card {
            background: var(--card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-5px);
            border-color: rgba(14, 124, 123, 0.15);
        }

        .related-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            border-radius: 0;
        }

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

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

        .related-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .related-card-body a {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition);
        }

        .related-card-body a:hover {
            gap: 10px;
        }

        /* ======= CTA ======= */
        .article-cta {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(14, 124, 123, 0.06), rgba(217, 119, 6, 0.04));
            border-top: 1px solid var(--border);
        }

        .article-cta .container {
            text-align: center;
            max-width: 700px;
        }

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

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

        .cta-btn-group {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 50px;
            padding: 0 32px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(14, 124, 123, 0.25);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(14, 124, 123, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

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

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

        /* ======= 页脚 ======= */
        .footer {
            background: #152224;
            color: #C4D4D2;
            padding: 64px 0 0;
        }

        .footer .container {
            max-width: 1200px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 4fr 2.5fr 3fr 3fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-logo i {
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), #1AA9A0);
            color: #fff;
            font-size: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #A4B8B5;
            margin: 0;
        }

        .footer h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

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

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

        .footer-links a {
            color: #A4B8B5;
            font-size: 14px;
            transition: color var(--transition);
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: #A4B8B5;
        }

        .footer-contact i {
            width: 20px;
            text-align: center;
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #7E938F;
        }

        .footer-bottom a {
            color: #A4B8B5;
        }

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

        /* ======= 移动端转化条 ======= */
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 900;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            padding: 14px 20px;
            border-top: 1px solid var(--border);
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
        }

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

        .mobile-cta-bar a {
            display: inline-flex;
            align-items: center;
            padding: 10px 24px;
            background: var(--primary);
            color: #fff;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .mobile-cta-bar a:hover {
            background: var(--primary-dark);
        }

        /* ======= 响应式 ======= */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1.5fr 1.5fr;
                gap: 30px;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            .dock-header {
                top: 10px;
                padding: 0 10px;
            }

            .dock-nav {
                border-radius: 24px;
                padding: 8px 12px;
            }

            .dock-nav-links {
                display: none;
            }

            .dock-hamburger {
                display: flex;
            }

            .dock-cta-btn {
                display: none;
            }

            .article-main {
                padding-top: 90px;
            }

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

            .article-card {
                padding: 28px 24px;
                border-radius: var(--radius-md);
            }

            .article-header h1 {
                font-size: 28px;
            }

            .article-header .article-meta {
                flex-wrap: wrap;
                gap: 12px;
            }

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

            .article-content p {
                font-size: 16px;
            }

            .article-content h2 {
                font-size: 21px;
            }

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

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

            .article-cta {
                padding: 56px 0;
            }

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

            .pagination-item {
                padding: 10px 16px;
                font-size: 13px;
            }

            .mobile-cta-bar {
                display: flex;
                padding-bottom: calc(14px + env(safe-area-inset-bottom));
            }
        }

        @media (max-width: 520px) {
            .dock-logo span {
                font-size: 16px;
            }

            .dock-logo i {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }

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

            .footer-brand {
                grid-column: auto;
            }

            .article-card {
                padding: 22px 18px;
            }

            .article-header h1 {
                font-size: 24px;
            }

            .breadcrumb {
                font-size: 12px;
                padding: 0 4px;
            }

            .cta-btn-group .btn {
                width: 100%;
            }

            .article-pagination {
                flex-direction: column;
                align-items: stretch;
            }

            .pagination-item {
                justify-content: center;
            }
        }

        @media (max-width: 480px) {
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (min-width: 769px) {
            .mobile-cta-bar {
                display: none;
            }
        }

/* roulang page: category2 */
:root {
    --primary: #0E7C7B;
    --primary-dark: #0B6160;
    --primary-light: rgba(14, 124, 123, 0.08);
    --accent: #D97706;
    --accent-hover: #C26104;
    --bg: #F7FAF9;
    --card-bg: #FFFFFF;
    --text: #1F2A2E;
    --text-muted: #5B6B70;
    --text-weak: #8A9B9F;
    --border: #E2E9E8;
    --success: #2F9E6E;
    --radius: 16px;
    --radius-lg: 20px;
    --radius-btn: 999px;
    --shadow: 0 8px 30px rgba(15, 42, 50, 0.08);
    --shadow-hover: 0 14px 40px rgba(15, 42, 50, 0.14);
    --transition: 0.3s ease;
    --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font-family);
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color 0.25s ease; }
a:hover { color: var(--primary-dark); }
a:focus-visible, button:focus-visible, input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}
ul { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 1em; }
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ======== 浮动 Dock 导航 ======== */
.dock-header {
    position: fixed;
    top: 24px;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 32px;
    pointer-events: none;
}
.dock-nav {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 999px;
    padding: 10px 18px 10px 22px;
    box-shadow: 0 8px 30px rgba(15, 42, 50, 0.08);
    pointer-events: auto;
    transition: box-shadow 0.3s ease;
}
.dock-nav:hover { box-shadow: 0 10px 36px rgba(15, 42, 50, 0.12); }
.dock-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.5px;
    white-space: nowrap;
}
.dock-logo i {
    color: var(--primary);
    font-size: 22px;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 50%;
}
.dock-logo:hover { color: var(--primary); }
.dock-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0;
    padding: 0;
}
.dock-nav-links a {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.25s ease;
}
.dock-nav-links a:hover {
    color: var(--primary);
    background: var(--primary-light);
}
.dock-nav-links a.active {
    color: var(--primary);
    background: var(--primary-light);
    font-weight: 600;
    box-shadow: inset 0 0 0 1px rgba(14, 124, 123, 0.15);
}
.dock-nav-cta {
    display: flex;
    align-items: center;
    gap: 10px;
}
.dock-search-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}
.dock-search-btn:hover { background: var(--primary-light); color: var(--primary); }
.dock-cta-btn {
    height: 40px;
    padding: 0 23px;
    border: none;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(14, 124, 123, 0.28);
}
.dock-cta-btn:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(14, 124, 123, 0.36); }
.dock-cta-btn:active { transform: scale(0.97); }
.dock-hamburger {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: background 0.25s ease;
}
.dock-hamburger:hover { background: var(--primary-light); }
.dock-mobile-menu {
    display: none;
    pointer-events: auto;
}

/* ======== 分类页页头 ======== */
.cat-hero {
    position: relative;
    padding: 180px 0 80px;
    background: linear-gradient(135deg, rgba(247, 250, 249, 0.96) 0%, rgba(226, 237, 235, 0.92) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
    border-bottom: 1px solid var(--border);
}
.cat-hero::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -100px;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: var(--primary-light);
    filter: blur(60px);
    pointer-events: none;
}
.cat-hero .container { position: relative; z-index: 1; }
.cat-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(14, 124, 123, 0.12);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 24px;
    letter-spacing: 0.3px;
}
.cat-hero h1 {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--text);
    margin: 0 0 20px;
    letter-spacing: 0.5px;
}
.cat-hero h1 span { color: var(--primary); }
.cat-hero-desc {
    font-size: 17px;
    color: var(--text-muted);
    line-height: 1.9;
    max-width: 640px;
    margin: 0;
}

/* ======== 图文分栏 ======== */
.cat-intro {
    padding: 96px 0;
    background: #fff;
}
.intro-grid {
    display: flex;
    align-items: center;
    gap: 68px;
}
.intro-media {
    flex: 0 0 48%;
    position: relative;
}
.intro-media img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.intro-media::after {
    content: '';
    position: absolute;
    inset: 16px -16px -16px 16px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--primary);
    opacity: 0.18;
    z-index: 0;
}
.intro-media img { position: relative; z-index: 1; }
.intro-content { flex: 1; }
.intro-content .section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-light);
    padding: 5px 14px;
    border-radius: 8px;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}
.intro-content h2 {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.4;
    margin: 0 0 20px;
    color: var(--text);
}
.intro-content p {
    color: var(--text-muted);
    font-size: 15.5px;
    line-height: 1.9;
    margin-bottom: 24px;
}
.intro-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    color: var(--text);
    font-size: 15px;
    border-bottom: 1px solid var(--border);
}
.intro-list li:last-child { border-bottom: none; }
.intro-list i {
    color: var(--primary);
    margin-top: 4px;
    font-size: 15px;
    flex-shrink: 0;
}

/* ======== 核心服务卡片 ======== */
.cat-services {
    padding: 96px 0;
    background: var(--bg);
}
.section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}
.section-head .section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-light);
    padding: 5px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.section-head h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 14px;
    line-height: 1.35;
}
.section-head p {
    color: var(--text-muted);
    font-size: 15.5px;
    line-height: 1.85;
    margin: 0;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.service-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 36px 32px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(226, 233, 232, 0.6);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), rgba(14, 124, 123, 0.2));
    opacity: 0;
    transition: opacity 0.3s ease;
}
.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(14, 124, 123, 0.2);
}
.service-card:hover::before { opacity: 1; }
.service-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 22px;
    transition: all 0.3s ease;
}
.service-card:hover .service-card-icon {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}
.service-card h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 10px;
}
.service-card p {
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.8;
    margin: 0 0 18px;
}
.service-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.service-card-tags span {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--primary);
    background: var(--primary-light);
    padding: 3px 12px;
    border-radius: 6px;
}

/* ======== 流程/优势区 ======== */
.cat-process {
    padding: 96px 0;
    background: #fff;
    border-top: 1px solid var(--border);
}
.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-top: 40px;
}
.process-step {
    position: relative;
    padding: 28px 24px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}
.process-step:hover {
    box-shadow: var(--shadow);
    transform: translateY(-3px);
}
.process-step-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.22;
    line-height: 1;
    margin-bottom: 16px;
    font-family: "Inter", Arial, sans-serif;
}
.process-step h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 10px;
}
.process-step p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.75;
    margin: 0;
}
.process-step::after {
    content: '→';
    position: absolute;
    top: 50%;
    right: -22px;
    transform: translateY(-50%);
    color: var(--primary);
    font-size: 18px;
    font-weight: 700;
    background: #fff;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(15, 42, 50, 0.08);
    z-index: 2;
}
.process-step:last-child::after { display: none; }
.process-note {
    margin-top: 56px;
    padding: 32px 40px;
    background: var(--primary-light);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}
.process-note h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 12px;
}
.process-note p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.9;
    margin: 0;
}

/* ======== FAQ ======== */
.cat-faq {
    padding: 96px 0;
    background: var(--bg);
}
.faq-wrap {
    max-width: 860px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--border);
}
.faq-item {
    border-bottom: 1px solid var(--border);
}
.faq-item:last-child { border-bottom: none; }
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 24px 32px;
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    text-align: left;
    transition: background 0.25s ease;
}
.faq-question:hover { background: rgba(247, 250, 249, 0.6); }
.faq-question i {
    flex-shrink: 0;
    color: var(--primary);
    font-size: 15px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 50%;
    transition: transform 0.3s ease;
}
.faq-item.open .faq-question i { transform: rotate(45deg); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}
.faq-answer-inner {
    padding: 0 32px 26px;
    margin-left: 32px;
    border-left: 3px solid var(--primary);
    background: rgba(247, 250, 249, 0.5);
    border-radius: 0 8px 8px 0;
}
.faq-answer-inner p {
    margin: 18px 0 0;
    color: var(--text-muted);
    font-size: 14.5px;
    line-height: 1.9;
}

/* ======== CTA 区 ======== */
.cat-cta {
    padding: 96px 0;
    background: linear-gradient(135deg, rgba(14, 124, 123, 0.08) 0%, rgba(14, 124, 123, 0.02) 60%), var(--bg);
    border-top: 1px solid var(--border);
}
.cta-box {
    max-width: 880px;
    margin: 0 auto;
    text-align: center;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 64px 56px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(14, 124, 123, 0.12);
    position: relative;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: var(--primary-light);
    filter: blur(30px);
}
.cta-box h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 16px;
    position: relative;
    z-index: 1;
}
.cta-box p {
    font-size: 15.5px;
    color: var(--text-muted);
    margin: 0 0 32px;
    position: relative;
    z-index: 1;
}
.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    height: 50px;
    padding: 0 34px;
    border: none;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.25s ease;
    box-shadow: 0 6px 20px rgba(14, 124, 123, 0.25);
}
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(14, 124, 123, 0.32); }
.btn-primary:active { transform: scale(0.97); }
.btn-primary i { font-size: 14px; transition: transform 0.3s ease; }
.btn-primary:hover i { transform: translateX(4px); }
.btn-outline {
    display: inline-flex;
    align-items: center;
    height: 50px;
    padding: 0 34px;
    border: 1.5px solid var(--primary);
    border-radius: 999px;
    background: transparent;
    color: var(--primary);
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.25s ease;
}
.btn-outline:hover { background: var(--primary-light); color: var(--primary-dark); border-color: var(--primary-dark); }

/* ======== 页脚 ======== */
.footer {
    background: #152224;
    color: #C4D4D2;
    padding: 72px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 4fr 2.5fr 3fr 3fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
}
.footer-logo i { color: #54C3BD; }
.footer-brand p {
    font-size: 14px;
    color: #A8BDBB;
    line-height: 1.85;
    margin: 0;
    max-width: 320px;
}
.footer h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin: 0 0 20px;
    letter-spacing: 0.5px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
    color: #A8BDBB;
    font-size: 14px;
    transition: all 0.25s ease;
}
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact li {
    color: #A8BDBB;
    font-size: 14px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.footer-contact i {
    color: #54C3BD;
    width: 18px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: #8AA3A0;
}
.footer-bottom a { color: #8AA3A0; }
.footer-bottom a:hover { color: #fff; }

/* ======== 响应式 ======== */
@media (max-width: 1024px) {
    .cat-hero h1 { font-size: 36px; }
    .intro-grid { gap: 40px; }
    .process-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .process-step::after { display: none; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 36px; }
}
@media (max-width: 768px) {
    .dock-header { top: 16px; padding: 0 12px; }
    .dock-nav { border-radius: 24px; padding: 8px 14px; }
    .dock-nav-links { display: none; }
    .dock-hamburger { display: flex; }
    .dock-cta-btn { display: none; }
    .dock-mobile-menu {
        display: block;
        max-width: calc(100% - 24px);
        margin: 12px auto 0;
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(14px);
        border-radius: 20px;
        box-shadow: 0 16px 40px rgba(15, 42, 50, 0.16);
        padding: 16px;
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        transition: all 0.25s ease;
        border: 1px solid var(--border);
    }
    .dock-mobile-menu.open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .dock-mobile-menu a {
        display: block;
        padding: 12px 16px;
        border-radius: 12px;
        color: var(--text);
        font-size: 15px;
        font-weight: 500;
        transition: all 0.2s ease;
    }
    .dock-mobile-menu a:hover { background: var(--primary-light); color: var(--primary); }
    .dock-mobile-menu a.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
    .dock-mobile-menu .mobile-cta {
        margin-top: 10px;
        text-align: center;
        background: var(--primary);
        color: #fff;
        font-weight: 600;
        border-radius: 999px;
    }
    .dock-mobile-menu .mobile-cta:hover { background: var(--primary-dark); color: #fff; }
    .cat-hero { padding: 140px 0 56px; }
    .cat-hero h1 { font-size: 30px; }
    .cat-hero-desc { font-size: 15.5px; }
    .cat-intro { padding: 64px 0; }
    .intro-grid { flex-direction: column; gap: 36px; }
    .intro-media { flex: 1; width: 100%; }
    .intro-content h2 { font-size: 25px; }
    .cat-services { padding: 64px 0; }
    .section-head h2 { font-size: 27px; }
    .services-grid { grid-template-columns: 1fr; }
    .cat-process { padding: 64px 0; }
    .process-grid { grid-template-columns: 1fr; }
    .cat-faq { padding: 64px 0; }
    .faq-question { padding: 20px 22px; font-size: 15px; }
    .faq-answer-inner { padding: 0 20px 22px; margin-left: 22px; }
    .cat-cta { padding: 64px 0; }
    .cta-box { padding: 48px 28px; }
    .cta-box h2 { font-size: 27px; }
    .footer { padding-top: 56px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
}
@media (max-width: 520px) {
    .container { padding: 0 18px; }
    .cat-hero h1 { font-size: 27px; }
    .cat-hero-badge { font-size: 12px; }
    .intro-content h2 { font-size: 22px; }
    .section-head h2 { font-size: 24px; }
    .service-card { padding: 28px 22px; }
    .service-card h3 { font-size: 17px; }
    .cta-box { padding: 40px 20px; }
    .cta-box h2 { font-size: 24px; }
    .btn-primary, .btn-outline { width: 100%; justify-content: center; }
    .faq-question { padding: 18px; }
    .faq-answer-inner { margin-left: 18px; padding-right: 18px; }
    .process-note { padding: 26px 22px; }
}

/* roulang page: category3 */
:root{
  --primary:#0F766E;
  --primary-dark:#0C5F59;
  --primary-light:#E6F4F2;
  --accent:#D97706;
  --accent-light:#FDF0E0;
  --bg:#F7FAF9;
  --card:#FFFFFF;
  --text:#1F2A2E;
  --text-secondary:#5B6B70;
  --text-weak:#8A9B9F;
  --border:#E2E9E8;
  --success:#2F9E6E;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-full:999px;
  --shadow-sm:0 4px 14px rgba(15,42,50,.06);
  --shadow-md:0 8px 30px rgba(15,42,50,.08);
  --shadow-lg:0 14px 40px rgba(15,42,50,.14);
  --spacing-section:88px;
  --container-w:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:color .2s ease;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
ul,ol{list-style:none;}
input,textarea{font-family:inherit;}
.container{max-width:var(--container-w);margin:0 auto;padding:0 24px;}
.text-center{text-align:center;}

/* ===== 按钮系统 ===== */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;
  font-size:15px;font-weight:600;
  padding:14px 32px;border-radius:var(--radius-full);
  transition:all .25s ease;
  min-height:48px;box-shadow:0 4px 16px rgba(15,118,110,.25);
  border:2px solid transparent;
}
.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 8px 24px rgba(15,118,110,.32);
  color:#fff;
}
.btn-primary:active{
  transform:scale(.97);
  background:#09514c;
}
.btn-secondary{
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;color:var(--primary);
  font-size:15px;font-weight:600;
  padding:12px 28px;border-radius:var(--radius-full);
  border:2px solid var(--primary);
  transition:all .25s ease;
  min-height:48px;
}
.btn-secondary:hover{
  background:rgba(15,118,110,.06);
  color:var(--primary-dark);
  transform:translateY(-2px);
}
.btn-secondary:active{transform:scale(.97);}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary);font-weight:600;font-size:15px;
  padding:8px 0;transition:gap .25s ease;
}
.btn-text:hover{gap:14px;color:var(--primary-dark);}
:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:4px;
}

/* ===== 导航 ===== */
.dock-header{
  position:fixed;top:24px;left:0;right:0;z-index:1000;
  padding:0 24px;
  pointer-events:none;
}
.dock-nav{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.6);
  border-radius:999px;
  padding:10px 24px;
  box-shadow:0 8px 30px rgba(0,0,0,.08);
  pointer-events:auto;
  gap:16px;
}
.dock-logo{
  display:flex;align-items:center;gap:10px;
  font-size:19px;font-weight:700;color:var(--text);
  white-space:nowrap;
}
.dock-logo i{color:var(--primary);font-size:22px;}
.dock-logo span{letter-spacing:.2px;}
.dock-nav-links{
  display:flex;align-items:center;gap:6px;
  list-style:none;margin:0;
}
.dock-nav-links a{
  padding:10px 18px;
  border-radius:999px;
  font-size:14px;font-weight:500;
  color:var(--text-secondary);
  transition:all .2s ease;
  display:block;
  white-space:nowrap;
}
.dock-nav-links a:hover{
  color:var(--primary);
  background:var(--primary-light);
}
.dock-nav-links a.active{
  color:var(--primary);
  background:var(--primary-light);
  font-weight:600;
  position:relative;
}
.dock-nav-links a.active::after{
  content:"";
  position:absolute;
  bottom:2px;left:50%;
  transform:translateX(-50%);
  width:20px;height:3px;
  background:var(--primary);
  border-radius:2px;
}
.dock-nav-cta{
  display:flex;align-items:center;gap:10px;
}
.dock-search-btn{
  width:42px;height:42px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-secondary);
  font-size:15px;
  transition:all .2s ease;
  border:1px solid transparent;
}
.dock-search-btn:hover{
  color:var(--primary);
  background:var(--primary-light);
}
.dock-cta-btn{
  background:var(--primary);
  color:#fff;
  font-size:14px;font-weight:600;
  padding:10px 22px;
  border-radius:999px;
  transition:all .25s ease;
  box-shadow:0 4px 12px rgba(15,118,110,.25);
  min-height:42px;
  white-space:nowrap;
}
.dock-cta-btn:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
}
.dock-hamburger{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  color:var(--text);
  font-size:18px;
  align-items:center;justify-content:center;
  border:1px solid var(--border);
  background:#fff;
}
.dock-mobile-menu{
  display:none;
  position:fixed;
  top:88px;left:16px;right:16px;
  background:#fff;
  border-radius:20px;
  padding:20px;
  box-shadow:var(--shadow-lg);
  border:1px solid var(--border);
  z-index:999;
  flex-direction:column;
  gap:4px;
  opacity:0;
  transform:translateY(-12px);
  transition:all .25s ease;
  pointer-events:none;
}
.dock-mobile-menu.open{
  display:flex;
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}
.dock-mobile-menu a{
  padding:14px 16px;
  border-radius:12px;
  font-size:16px;
  font-weight:500;
  color:var(--text);
  transition:all .2s ease;
}
.dock-mobile-menu a:hover{
  background:var(--primary-light);
  color:var(--primary);
}
.dock-mobile-menu a.active{
  background:var(--primary-light);
  color:var(--primary);
  font-weight:600;
}
.dock-mobile-menu .mobile-cta{
  margin-top:12px;
  background:var(--primary);
  color:#fff;
  text-align:center;
  font-weight:600;
  border-radius:999px;
}
.dock-mobile-menu .mobile-cta:hover{
  background:var(--primary-dark);
  color:#fff;
}

/* ===== 面板式页头 ===== */
.page-hero{
  padding:120px 0 64px;
  background:
    radial-gradient(circle at 10% 20%,rgba(15,118,110,.05) 0%,transparent 50%),
    radial-gradient(circle at 85% 85%,rgba(217,119,6,.04) 0%,transparent 40%),
    linear-gradient(180deg,#fff 0%,var(--bg) 100%);
  border-bottom:1px solid var(--border);
}
.page-hero-content{
  max-width:800px;
  margin:0 auto;
  text-align:center;
}
.page-hero .hero-tag{
  display:inline-flex;
  align-items:center;gap:8px;
  background:var(--primary-light);
  color:var(--primary);
  font-size:13px;font-weight:600;
  padding:6px 16px;
  border-radius:999px;
  margin-bottom:20px;
}
.page-hero .hero-tag i{font-size:12px;}
.page-hero h1{
  font-size:38px;
  font-weight:700;
  line-height:1.3;
  color:var(--text);
  margin-bottom:18px;
  letter-spacing:-.5px;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--primary);
}
.page-hero .hero-desc{
  font-size:17px;
  color:var(--text-secondary);
  line-height:1.8;
  max-width:680px;
  margin:0 auto;
}

/* ===== 图文分栏介绍区 ===== */
.intro-section{
  padding:var(--spacing-section) 0;
  background:#fff;
}
.intro-grid{
  display:flex;
  align-items:center;
  gap:60px;
}
.intro-media{
  flex:0 0 48%;
  position:relative;
}
.intro-media img{
  width:100%;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  object-fit:cover;
  aspect-ratio:4/3;
}
.intro-media::before{
  content:"";
  position:absolute;
  top:-16px;left:-16px;
  width:120px;height:120px;
  border-radius:24px;
  background:var(--primary-light);
  z-index:-1;
}
.intro-body{
  flex:1;
}
.intro-body .intro-label{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--accent);
  background:var(--accent-light);
  padding:5px 14px;
  border-radius:var(--radius-full);
  margin-bottom:16px;
}
.intro-body h2{
  font-size:30px;
  font-weight:700;
  line-height:1.35;
  margin-bottom:16px;
  color:var(--text);
  letter-spacing:-.3px;
}
.intro-body p{
  font-size:16px;
  color:var(--text-secondary);
  line-height:1.8;
  margin-bottom:20px;
}
.intro-points{
  display:flex;
  flex-direction:column;
  gap:12px;
  margin-top:20px;
}
.intro-points li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  font-size:15px;
  color:var(--text);
}
.intro-points li i{
  color:var(--primary);
  font-size:14px;
  margin-top:4px;
  flex-shrink:0;
}
.intro-points li span{
  color:var(--text-secondary);
  line-height:1.6;
}
.intro-points li strong{
  color:var(--text);
  font-weight:600;
}

/* ===== 子项卡片服务区 ===== */
.services-section{
  padding:var(--spacing-section) 0;
  background:var(--bg);
}
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 56px;
}
.section-head .section-tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  background:var(--primary-light);
  padding:5px 14px;
  border-radius:var(--radius-full);
  margin-bottom:14px;
}
.section-head h2{
  font-size:32px;
  font-weight:700;
  color:var(--text);
  letter-spacing:-.3px;
  margin-bottom:12px;
}
.section-head p{
  font-size:16px;
  color:var(--text-secondary);
  line-height:1.7;
}
.services-card{
  background:var(--card);
  border-radius:var(--radius-lg);
  padding:36px 32px;
  box-shadow:var(--shadow-md);
  transition:all .3s ease;
  border:1px solid rgba(255,255,255,.8);
  height:100%;
  position:relative;
  overflow:hidden;
}
.services-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:rgba(15,118,110,.2);
}
.services-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:4px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  opacity:0;
  transition:opacity .3s ease;
}
.services-card:hover::before{
  opacity:1;
}
.services-card .service-icon{
  width:56px;height:56px;
  border-radius:16px;
  background:var(--primary-light);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:22px;
  margin-bottom:22px;
}
.services-card h3{
  font-size:19px;
  font-weight:600;
  color:var(--text);
  margin-bottom:12px;
}
.services-card p{
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.75;
}
.services-card .service-link{
  display:inline-block;
  margin-top:18px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.services-card .service-link i{
  transition:transform .25s ease;
  margin-left:4px;
}
.services-card:hover .service-link i{
  transform:translateX(4px);
}

/* ===== 内容补充区 ===== */
.detail-section{
  padding:var(--spacing-section) 0;
  background:#fff;
}
.detail-wrap{
  max-width:860px;
  margin:0 auto;
}
.detail-block{
  margin-bottom:56px;
}
.detail-block:last-child{
  margin-bottom:0;
}
.detail-block h3{
  font-size:24px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:-.2px;
  position:relative;
  padding-left:18px;
}
.detail-block h3::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:4px;
  background:var(--primary);
  border-radius:2px;
}
.detail-block p{
  font-size:16px;
  color:var(--text-secondary);
  line-height:1.85;
  margin-bottom:16px;
}
.detail-block ul{
  margin:16px 0 0;
}
.detail-block ul li{
  position:relative;
  padding-left:24px;
  font-size:15px;
  color:var(--text-secondary);
  line-height:1.7;
  margin-bottom:10px;
}
.detail-block ul li::before{
  content:"";
  position:absolute;
  left:0;top:10px;
  width:8px;height:8px;
  border-radius:50%;
  background:var(--primary);
  opacity:.5;
}
.detail-quote{
  background:var(--primary-light);
  border-radius:var(--radius-md);
  padding:24px 28px;
  margin:24px 0 0;
  font-size:15px;
  color:var(--text-secondary);
  line-height:1.8;
  border-left:4px solid var(--primary);
}

/* ===== FAQ区 ===== */
.faq-section{
  padding:var(--spacing-section) 0;
  background:var(--bg);
}
.faq-wrap{
  max-width:840px;
  margin:0 auto;
}
.faq-item{
  background:#fff;
  border-radius:var(--radius-md);
  border:1px solid var(--border);
  margin-bottom:16px;
  overflow:hidden;
  transition:box-shadow .3s ease;
}
.faq-item:hover{
  box-shadow:var(--shadow-sm);
}
.faq-item.active{
  border-color:rgba(15,118,110,.25);
  box-shadow:var(--shadow-sm);
}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 28px;
  cursor:pointer;
  min-height:44px;
}
.faq-q span{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  line-height:1.5;
}
.faq-q .faq-toggle{
  flex-shrink:0;
  width:28px;height:28px;
  border-radius:50%;
  background:var(--primary-light);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  transition:all .3s ease;
}
.faq-item.active .faq-toggle{
  transform:rotate(135deg);
  background:var(--primary);
  color:#fff;
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease;
}
.faq-item.active .faq-a{
  max-height:300px;
}
.faq-a-inner{
  padding:0 28px 22px;
  background:var(--primary-light);
  border-left:3px solid var(--primary);
  border-radius:0 0 var(--radius-md) var(--radius-md);
  margin:0 16px 16px;
  padding:16px 20px;
  font-size:14px;
  color:var(--text-secondary);
  line-height:1.8;
  background:#f8fcfb;
}

/* ===== CTA区 ===== */
.cta-section{
  padding:72px 0;
  background:
    radial-gradient(circle at 20% 80%,rgba(15,118,110,.06) 0%,transparent 50%),
    radial-gradient(circle at 80% 20%,rgba(217,119,6,.04) 0%,transparent 40%),
    linear-gradient(180deg,var(--bg) 0%,#fff 100%);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}
.cta-box{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:60px 56px;
  text-align:center;
  box-shadow:var(--shadow-md);
  border:1px solid var(--border);
  position:relative;
  overflow:hidden;
  max-width:900px;
  margin:0 auto;
}
.cta-box::before{
  content:"pg国际网";
  position:absolute;
  right:-8px;bottom:-20px;
  font-size:88px;
  font-weight:700;
  color:rgba(15,118,110,.03);
  letter-spacing:2px;
  pointer-events:none;
  white-space:nowrap;
  line-height:1;
}
.cta-box h2{
  font-size:32px;
  font-weight:700;
  color:var(--text);
  margin-bottom:14px;
  letter-spacing:-.3px;
  position:relative;
  z-index:1;
}
.cta-box p{
  font-size:16px;
  color:var(--text-secondary);
  margin-bottom:32px;
  line-height:1.8;
  position:relative;
  z-index:1;
}
.cta-box .cta-actions{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
  position:relative;
  z-index:1;
}

/* ===== 页脚 ===== */
.footer{
  background:#152224;
  color:#C4D4D2;
  padding:64px 0 32px;
  margin-bottom:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:4fr 3fr 3fr 3fr;
  gap:48px;
  margin-bottom:48px;
}
.footer-logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:22px;
  font-weight:700;
  color:#fff;
  margin-bottom:16px;
}
.footer-logo i{
  color:var(--primary);
  font-size:24px;
}
.footer-brand p{
  font-size:14px;
  color:#C4D4D2;
  line-height:1.8;
  margin-bottom:0;
  max-width:300px;
}
.footer h4{
  color:#fff;
  font-size:16px;
  font-weight:600;
  margin-bottom:18px;
  position:relative;
  padding-bottom:10px;
}
.footer h4::after{
  content:"";
  position:absolute;
  bottom:0;left:0;
  width:24px;height:2px;
  background:var(--primary);
  border-radius:1px;
}
.footer-links li{
  margin-bottom:10px;
  font-size:14px;
}
.footer-links a{
  color:#C4D4D2;
  transition:color .2s ease, padding-left .2s ease;
}
.footer-links a:hover{
  color:#fff;
  padding-left:4px;
}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
}
.footer-contact i{
  color:var(--primary);
  width:16px;
  text-align:center;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13px;
  color:var(--text-weak);
}
.footer-bottom a{
  color:var(--text-weak);
}
.footer-bottom a:hover{
  color:#fff;
}

/* ===== 底部移动端固定条 ===== */
.mobile-bottom-bar{
  display:none;
  position:fixed;
  bottom:0;left:0;right:0;
  z-index:900;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  padding:12px 20px;
  border-top:1px solid var(--border);
  box-shadow:0 -4px 20px rgba(0,0,0,.06);
  justify-content:space-between;
  align-items:center;
  gap:12px;
}
.mobile-bottom-bar .mbb-text{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  line-height:1.4;
}
.mobile-bottom-bar .mbb-text small{
  display:block;
  font-weight:400;
  color:var(--text-secondary);
  font-size:12px;
}
.mobile-bottom-bar .mbb-btn{
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  padding:10px 22px;
  border-radius:999px;
  white-space:nowrap;
  transition:background .2s ease;
  min-height:42px;
  display:flex;
  align-items:center;
}
.mobile-bottom-bar .mbb-btn:hover{
  background:var(--primary-dark);
}

/* ===== 响应式断点 ===== */
@media screen and (max-width:1024px){
  :root{
    --spacing-section:72px;
  }
  .dock-nav-links a{
    padding:9px 14px;
    font-size:13px;
  }
  .dock-cta-btn{
    padding:9px 18px;
    font-size:13px;
  }
  .footer-grid{
    grid-template-columns:repeat(2,1fr);
    gap:40px;
  }
  .intro-grid{
    gap:40px;
  }
  .intro-body h2{
    font-size:26px;
  }
  .page-hero h1{
    font-size:32px;
  }
}
@media screen and (max-width:768px){
  :root{
    --spacing-section:56px;
  }
  .dock-header{
    top:12px;
    padding:0 12px;
  }
  .dock-nav{
    padding:8px 16px;
    border-radius:24px;
  }
  .dock-nav-links{
    display:none;
  }
  .dock-hamburger{
    display:flex;
  }
  .dock-search-btn{
    display:none;
  }
  .dock-cta-btn{
    display:none;
  }
  .page-hero{
    padding:110px 0 48px;
  }
  .page-hero h1{
    font-size:28px;
  }
  .page-hero .hero-desc{
    font-size:15px;
  }
  .intro-grid{
    flex-direction:column;
    gap:36px;
  }
  .intro-media{
    flex:none;
    width:100%;
  }
  .intro-media img{
    aspect-ratio:16/10;
  }
  .intro-body h2{
    font-size:24px;
  }
  .section-head{
    margin-bottom:40px;
  }
  .section-head h2{
    font-size:26px;
  }
  .cta-box{
    padding:48px 28px;
  }
  .cta-box h2{
    font-size:26px;
  }
  .cta-actions{
    flex-direction:column;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-secondary{
    width:100%;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .footer{
    padding:48px 0 80px;
  }
  .mobile-bottom-bar{
    display:flex;
  }
}
@media screen and (max-width:520px){
  .page-hero h1{
    font-size:24px;
  }
  .page-hero .hero-tag{
    font-size:12px;
  }
  .intro-points li{
    font-size:14px;
  }
  .services-card{
    padding:28px 24px;
  }
  .services-card h3{
    font-size:18px;
  }
  .services-card p{
    font-size:13px;
  }
  .detail-block h3{
    font-size:20px;
  }
  .detail-block p{
    font-size:14px;
  }
  .detail-block ul li{
    font-size:14px;
  }
  .faq-q{
    padding:16px 20px;
  }
  .faq-q span{
    font-size:15px;
  }
  .footer-grid{
    grid-template-columns:1fr;
    gap:28px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
  .mobile-bottom-bar{
    padding:10px 16px;
  }
  .mobile-bottom-bar .mbb-btn{
    padding:8px 16px;
    font-size:13px;
  }
}