/* ============================================
   北京公积金代办服务中心 - 主样式表
   专业 | 简洁 | 百度SEO友好 | 移动响应式
   ============================================ */

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

:root {
    --primary: #1a6fb5;
    --primary-dark: #155a8f;
    --primary-light: #e8f4fd;
    --accent: #e67e22;
    --success: #27ae60;
    --danger: #e74c3c;
    --text: #333;
    --text-light: #666;
    --text-muted: #999;
    --bg: #fff;
    --bg-alt: #f8f9fa;
    --bg-dark: #2c3e50;
    --border: #e8e8e8;
    --radius: 8px;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --max-width: 1200px;
}

html { font-size: 16px; scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
ul, ol { padding-left: 1.5em; }

/* ---- Top Bar ---- */
.top-bar {
    background: var(--bg-dark);
    color: #fff;
    font-size: 13px;
    padding: 8px 0;
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.top-bar-phone { font-weight: 600; display: flex; align-items: center; gap: 6px; }
.top-bar-phone svg { flex-shrink: 0; }

/* ---- Header ---- */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: var(--text); }
.logo:hover { color: var(--primary); }
.logo-icon { font-size: 28px; }
.logo-sub { font-weight: 400; font-size: 14px; color: var(--text-light); display: block; line-height: 1.2; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.nav-link {
    display: block; padding: 8px 14px; font-size: 15px; color: var(--text);
    border-radius: 4px; transition: all 0.2s; font-weight: 500;
}
.nav-link:hover, .nav-link.active { color: var(--primary); background: var(--primary-light); }
.nav-link-contact {
    background: var(--primary); color: #fff !important; padding: 8px 18px;
    border-radius: 4px; margin-left: 8px;
}
.nav-link-contact:hover, .nav-link-contact.active { background: var(--primary-dark) !important; color: #fff !important; }

.mobile-menu-btn {
    display: none; flex-direction: column; gap: 5px; background: none; border: none;
    cursor: pointer; padding: 8px;
}
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: 0.3s; }
.mobile-menu-btn.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Breadcrumb ---- */
.breadcrumb { background: var(--bg-alt); padding: 12px 0; font-size: 14px; border-bottom: 1px solid var(--border); }
.breadcrumb .container { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb-sep { color: var(--text-muted); margin: 0 4px; }
.breadcrumb-current { color: var(--text); }

/* ---- Page Header ---- */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff; padding: 50px 0; text-align: center;
}
.page-header h1 { font-size: 32px; margin-bottom: 10px; }
.page-header p { font-size: 16px; opacity: 0.9; }

/* ---- Hero ---- */
.hero {
    background: linear-gradient(135deg, #1a6fb5 0%, #0d4f81 100%);
    color: #fff; padding: 100px 0 90px; position: relative; overflow: hidden;
    text-align: center;
}
.hero::before {
    content: ''; position: absolute; top: -50%; right: -20%; width: 600px; height: 600px;
    background: rgba(255,255,255,0.03); border-radius: 50%;
}
.hero-content { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.hero h1 { font-size: 48px; font-weight: 800; margin-bottom: 20px; line-height: 1.3; }
.hero-highlight { color: #ffd700; }
.hero-desc { font-size: 20px; opacity: 0.95; margin-bottom: 40px; line-height: 1.7; max-width: 750px; margin-left: auto; margin-right: auto; }

.hero-stats { display: flex; gap: 60px; margin-bottom: 40px; justify-content: center; }
.hero-stat { text-align: center; }
.hero-stat-num { display: block; font-size: 36px; font-weight: 800; color: #ffd700; }
.hero-stat-label { font-size: 15px; opacity: 0.85; margin-top: 4px; }

.hero-buttons { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }

/* ---- Section ---- */
.section { padding: 60px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { font-size: 28px; font-weight: 700; margin-bottom: 10px; color: var(--text); }
.section-subtitle { font-size: 16px; color: var(--text-light); }
.section-cta { text-align: center; margin-top: 30px; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px;
    font-size: 16px; font-weight: 600; border-radius: 6px; cursor: pointer;
    border: 2px solid transparent; transition: all 0.2s; text-align: center;
    line-height: 1.4;
}
.btn-lg { padding: 16px 36px; font-size: 18px; }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn-block { display: block; width: 100%; justify-content: center; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-wechat { background: #07c160; color: #fff; border-color: #07c160; }
.btn-wechat:hover { background: #06ad56; border-color: #06ad56; color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: #f0f0f0; }

/* CTA区域专用按钮 - 蓝色背景上的高对比度按钮 */
.cta-section .btn-phone {
    background: #fff;
    color: var(--primary);
    border: 2px solid #fff;
    font-weight: 600;
    font-size: 18px;
    padding: 14px 28px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.cta-section .btn-phone:hover {
    background: var(--primary-dark);
    color: #fff;
    border-color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}
.cta-section .btn-wechat {
    background: #07c160;
    color: #fff;
    border: 2px solid #07c160;
    font-weight: 600;
    font-size: 18px;
    padding: 14px 28px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.cta-section .btn-wechat:hover {
    background: #06ad56;
    border-color: #06ad56;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* ---- Service Grid ---- */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
    background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 30px 24px; text-align: center; transition: all 0.3s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.service-icon { font-size: 48px; margin-bottom: 16px; }
.service-card h3 { font-size: 18px; margin-bottom: 10px; }
.service-card h3 a { color: var(--text); }
.service-card h3 a:hover { color: var(--primary); }
.service-card p { font-size: 14px; color: var(--text-light); line-height: 1.6; margin-bottom: 12px; }
.service-link { font-size: 14px; font-weight: 600; color: var(--primary); }

/* ---- Advantage Grid ---- */
.advantage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.advantage-item {
    text-align: center; padding: 30px 20px; background: var(--bg); border-radius: var(--radius);
    border: 1px solid var(--border); transition: all 0.3s;
}
.advantage-item:hover { box-shadow: var(--shadow); }
.advantage-icon { font-size: 40px; margin-bottom: 12px; }
.advantage-item h3 { font-size: 18px; margin-bottom: 8px; }
.advantage-item p { font-size: 14px; color: var(--text-light); }

/* ---- Process Steps (home) ---- */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.process-step {
    text-align: center; padding: 30px 16px; background: var(--bg);
    border-radius: var(--radius); border: 1px solid var(--border); position: relative;
}
.process-step-num {
    width: 40px; height: 40px; border-radius: 50%; background: var(--primary);
    color: #fff; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px; font-weight: 700; font-size: 18px;
}
.process-step h3 { font-size: 17px; margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--text-light); }

/* ---- FAQ List (home) ---- */
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-item:last-child { border-bottom: none; }
.faq-q { font-size: 17px; font-weight: 600; cursor: pointer; padding: 4px 0; display: flex; align-items: flex-start; gap: 10px; }
.faq-q::before { content: 'Q'; color: var(--primary); font-weight: 800; font-size: 20px; flex-shrink: 0; }
.faq-a { font-size: 15px; color: var(--text-light); padding-left: 30px; margin-top: 8px; }
.faq-a ul, .faq-a ol { margin: 8px 0; }

/* ---- 首页 FAQ 卡片网格 ---- */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 32px;
}
.faq-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}
.faq-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.faq-card-q {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
}
.faq-icon-q {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    flex-shrink: 0;
}
.faq-card-q h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    margin: 0;
    line-height: 1.5;
    padding-top: 4px;
}
.faq-card-a {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    flex: 1;
}
.faq-icon-a {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: 800;
    flex-shrink: 0;
}
.faq-card-answer {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}
.faq-card-answer p {
    margin: 0 0 8px 0;
}
.faq-card-answer p:last-child {
    margin-bottom: 0;
}
.faq-card-link {
    display: inline-block;
    font-size: 13px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    margin-top: auto;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}
.faq-card-link:hover {
    text-decoration: underline;
}

/* ---- CTA Section ---- */
.cta-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff; padding: 50px 0; text-align: center;
}
.cta-section h2 { font-size: 28px; margin-bottom: 8px; }
.cta-desc { font-size: 16px; opacity: 0.9; margin-bottom: 24px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.cta-bottom { text-align: center; background: var(--bg); }
.cta-bottom h2 { font-size: 26px; margin-bottom: 10px; }
.cta-bottom p { font-size: 16px; color: var(--text-light); margin-bottom: 24px; }

/* ---- Footer ---- */
.site-footer {
    background: var(--bg-dark); color: #ccc; padding: 50px 0 30px;
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 30px; }
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 16px; font-weight: 600; }
.footer-col p { font-size: 14px; line-height: 1.7; }
.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: #ccc; font-size: 14px; }
.footer-col ul li a:hover { color: #fff; }
.footer-phone { font-size: 20px; font-weight: 700; color: #ffd700 !important; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.footer-contact p { margin-bottom: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; text-align: center; font-size: 13px; color: var(--text-muted); }
.footer-bottom a { color: var(--text-muted); }
.footer-bottom p { margin-bottom: 4px; }

/* ---- Mobile Bottom Sticky Bar ---- */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    border-top: 1px solid var(--border);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.08);
    padding-bottom: env(safe-area-inset-bottom);
}
.mobile-bottom-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex: 1;
    padding: 12px 0;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.2s;
}
.mobile-bottom-btn:active { opacity: 0.85; }
.mobile-bottom-phone { background: var(--primary); }
.mobile-bottom-wechat { background: #07c160; }

/* ---- Float Buttons ---- */
.float-btns { position: fixed; right: 20px; bottom: 120px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.float-btn {
    position: relative; width: 52px; height: 52px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: #fff;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2); transition: all 0.3s; cursor: pointer;
    border: none; text-decoration: none; overflow: visible;
}
.float-btn:hover { transform: scale(1.1); color: #fff; }
.float-btn-phone { background: var(--primary); }
.float-btn-wechat { background: #07c160; }
.float-btn-top { background: rgba(0,0,0,0.4); width: 40px; height: 40px; display: none; }
.float-btn-top svg { width: 20px; height: 20px; }
.float-btn svg { width: 24px; height: 24px; flex-shrink: 0; }
.float-btn span {
    position: absolute; right: calc(100% + 12px); top: 50%;
    transform: translateY(-50%); background: rgba(0,0,0,0.78); color: #fff;
    padding: 6px 12px; border-radius: 4px; font-size: 12px; line-height: 1.2;
    white-space: nowrap; opacity: 0; visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s; pointer-events: none;
}
.float-btn span::after {
    content: ''; position: absolute; left: 100%; top: 50%;
    transform: translateY(-50%); border: 6px solid transparent;
    border-left-color: rgba(0,0,0,0.78);
}
.float-btn:hover span { opacity: 1; visibility: visible; }

/* ---- WeChat Modal ---- */
.wechat-modal {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6);
    z-index: 9999; align-items: center; justify-content: center;
}
.wechat-modal.show { display: flex; }
.wechat-modal-content {
    background: #fff; border-radius: 12px; padding: 40px 30px; text-align: center;
    max-width: 360px; width: 90%; position: relative;
}
.wechat-modal-close {
    position: absolute; top: 12px; right: 16px; font-size: 28px; cursor: pointer;
    color: var(--text-muted); line-height: 1;
}
.wechat-modal-close:hover { color: var(--text); }
.wechat-modal-content h3 { font-size: 20px; margin-bottom: 20px; }
.wechat-qr { margin-bottom: 16px; }
.wechat-qr-placeholder { display: flex; justify-content: center; }
.wechat-id { font-size: 16px; margin-bottom: 8px; color: var(--text); }
.wechat-id strong { color: var(--primary); }
.wechat-tip { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }

/* ---- Projects Detail ---- */
.project-detail {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius); margin-bottom: 30px; overflow: hidden;
}
.project-detail:last-child { margin-bottom: 0; }
.project-detail-header {
    display: flex; align-items: center; gap: 16px; padding: 24px 30px;
    background: var(--primary-light); border-bottom: 1px solid var(--border);
}
.project-icon { font-size: 40px; }
.project-detail-header h2 { font-size: 22px; margin: 0; }
.project-tagline { font-size: 14px; color: var(--primary); margin-top: 4px; }
.project-detail-body { padding: 30px; }
.project-detail-body h3 { font-size: 18px; margin: 24px 0 12px; padding-bottom: 8px; border-bottom: 2px solid var(--primary-light); }
.project-detail-body h3:first-child { margin-top: 0; }
.project-detail-body ul { color: var(--text-light); }
.project-detail-body ul li { margin-bottom: 6px; }
.project-timeline strong { color: var(--primary); font-size: 18px; }
.project-cta { margin-top: 24px; text-align: center; }

.type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.type-card {
    background: var(--bg-alt); padding: 20px; border-radius: var(--radius);
    border: 1px solid var(--border);
}
.type-card h4 { font-size: 16px; margin-bottom: 6px; }
.type-card p { font-size: 14px; color: var(--text-light); }

/* ---- Compare Table ---- */
.table-wrap { overflow-x: auto; margin-bottom: 24px; }
.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare-table th, .compare-table td {
    padding: 12px 16px; border: 1px solid var(--border); text-align: left;
}
.compare-table thead th { background: var(--primary); color: #fff; font-weight: 600; }
.compare-table tbody tr:nth-child(even) { background: var(--bg-alt); }
.compare-table tbody tr:hover { background: var(--primary-light); }

/* ---- Advantage Full ---- */
.advantage-full { display: flex; flex-direction: column; gap: 24px; }
.advantage-block {
    display: flex; gap: 24px; background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 30px; transition: all 0.3s;
}
.advantage-block:hover { box-shadow: var(--shadow); }
.advantage-block-icon { font-size: 48px; flex-shrink: 0; width: 80px; text-align: center; }
.advantage-block-content h2 { font-size: 22px; margin-bottom: 12px; }
.advantage-block-content p { color: var(--text-light); margin-bottom: 12px; }
.advantage-block-content ul { color: var(--text-light); }
.advantage-block-content ul li { margin-bottom: 6px; }

/* ---- Process Flow ---- */
.process-flow { max-width: 800px; margin: 0 auto; }
.process-flow-item { margin-bottom: 10px; }
.process-flow-badge {
    display: inline-block; background: var(--primary); color: #fff; padding: 4px 16px;
    border-radius: 20px; font-size: 13px; font-weight: 600; margin-bottom: 12px;
}
.process-flow-card {
    background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 30px; position: relative; overflow: hidden;
}
.process-flow-num {
    position: absolute; top: 16px; right: 20px; font-size: 64px; font-weight: 800;
    color: rgba(26,111,181,0.06); line-height: 1;
}
.process-flow-icon { font-size: 36px; margin-bottom: 8px; }
.process-flow-card h2 { font-size: 22px; margin-bottom: 16px; }
.process-flow-detail p { color: var(--text-light); margin-bottom: 12px; }
.process-flow-detail ul, .process-flow-detail ol { color: var(--text-light); margin-bottom: 12px; }
.process-flow-detail ul li, .process-flow-detail ol li { margin-bottom: 6px; }
.process-flow-arrow { text-align: center; font-size: 28px; color: var(--primary); padding: 8px 0; }
.highlight-box {
    background: #fff8e1; border-left: 4px solid var(--accent); padding: 12px 16px;
    border-radius: 4px; margin: 12px 0; font-size: 14px;
}
.success-box {
    background: #e8f5e9; border-left: 4px solid var(--success); padding: 16px 20px;
    border-radius: 4px; margin: 12px 0;
}
.success-box strong { font-size: 18px; display: block; margin-bottom: 8px; }
.success-box p { font-size: 14px; color: var(--text-light); margin: 0; }

.materials-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 12px 0; }
.materials-table th, .materials-table td {
    padding: 10px 14px; border: 1px solid var(--border); text-align: left;
}
.materials-table thead th { background: var(--primary); color: #fff; }
.materials-table tbody tr:nth-child(even) { background: var(--bg-alt); }

.process-cta-block {
    text-align: center; margin-top: 40px; padding: 40px; background: var(--primary-light);
    border-radius: var(--radius);
}
.process-cta-block h2 { font-size: 24px; margin-bottom: 8px; }
.process-cta-block p { color: var(--text-light); margin-bottom: 20px; }

/* ---- FAQ Page ---- */
.faq-filter {
    display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 30px;
}
.faq-filter-btn {
    padding: 8px 20px; border: 1px solid var(--border); background: var(--bg);
    border-radius: 20px; cursor: pointer; font-size: 14px; transition: all 0.2s;
    color: var(--text); white-space: nowrap;
}
.faq-filter-btn:hover { border-color: var(--primary); color: var(--primary); }
.faq-filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.faq-item-page {
    background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
    margin-bottom: 16px; overflow: hidden;
}
.faq-q-page {
    font-size: 17px; font-weight: 600; padding: 20px 24px; cursor: pointer;
    display: flex; align-items: flex-start; gap: 12px; transition: background 0.2s;
}
.faq-q-page:hover { background: var(--bg-alt); }
.faq-q-icon {
    width: 28px; height: 28px; border-radius: 50%; background: var(--primary);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 700; flex-shrink: 0;
}
.faq-a-page {
    display: flex; gap: 12px; padding: 0 24px 20px 64px;
}
.faq-a-icon {
    width: 28px; height: 28px; border-radius: 50%; background: var(--accent);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 700; flex-shrink: 0;
}
.faq-a-content { font-size: 15px; color: var(--text-light); line-height: 1.8; }
.faq-a-content ul, .faq-a-content ol { margin: 8px 0; }
.faq-a-content li { margin-bottom: 4px; }

.faq-cta {
    text-align: center; padding: 40px 20px; margin-top: 24px;
    background: var(--primary-light); border-radius: var(--radius);
}
.faq-cta p { font-size: 18px; font-weight: 600; }
.faq-cta-sub { font-size: 15px !important; font-weight: 400 !important; color: var(--text-light) !important; margin: 8px 0 20px; }

/* ---- FAQ 列表卡片 ---- */
.faq-card-list {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.faq-card {
    display: flex; flex-direction: column; background: var(--bg);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 24px; color: var(--text); transition: all 0.25s;
    position: relative; overflow: hidden;
}
.faq-card::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
    background: var(--primary); transform: scaleY(0); transform-origin: top;
    transition: transform 0.25s;
}
.faq-card:hover {
    border-color: var(--primary); box-shadow: var(--shadow-lg);
    transform: translateY(-3px); color: var(--text);
}
.faq-card:hover::before { transform: scaleY(1); }
.faq-card-head {
    display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;
}
.faq-card-tag {
    display: inline-block; padding: 3px 12px; border-radius: 12px;
    font-size: 12px; font-weight: 600; color: #fff;
}
.faq-card-tag.tag-general { background: #1a6fb5; }
.faq-card-tag.tag-depart { background: #e67e22; }
.faq-card-tag.tag-active { background: #27ae60; }
.faq-card-tag.tag-sealed { background: #8e44ad; }
.faq-card-tag.tag-national { background: #c0392b; }
.faq-card-arrow {
    color: var(--text-muted); font-size: 22px; font-weight: 300; transition: all 0.25s;
}
.faq-card:hover .faq-card-arrow { color: var(--primary); transform: translateX(4px); }
.faq-card-title {
    font-size: 18px; font-weight: 600; line-height: 1.5; margin-bottom: 10px;
    color: var(--text);
}
.faq-card:hover .faq-card-title { color: var(--primary); }
.faq-card-summary {
    font-size: 14px; color: var(--text-light); line-height: 1.7; margin-bottom: 16px;
    flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.faq-card-more {
    font-size: 14px; color: var(--primary); font-weight: 500; align-self: flex-start;
}

/* ---- FAQ 详情页 ---- */
.page-header-sm { padding: 36px 0 24px; text-align: center; }
.page-header-sm h1 { font-size: 28px; line-height: 1.4; margin-top: 12px; }
.faq-detail-cat {
    display: inline-block; padding: 4px 16px; border-radius: 14px;
    font-size: 13px; font-weight: 600; color: #fff; background: var(--primary);
}
.faq-detail-cat.tag-depart { background: #e67e22; }
.faq-detail-cat.tag-active { background: #27ae60; }
.faq-detail-cat.tag-sealed { background: #8e44ad; }
.faq-detail-cat.tag-national { background: #c0392b; }

.section-narrow { padding: 30px 0 50px; }
.section-narrow .container { max-width: 860px; }

.faq-detail-article {
    background: var(--bg); border-radius: var(--radius); padding: 36px 40px;
    box-shadow: var(--shadow); margin-bottom: 30px;
}
.faq-detail-body { font-size: 16px; color: var(--text); line-height: 1.95; }
.faq-detail-body p { margin-bottom: 16px; }
.faq-detail-body ul, .faq-detail-body ol { margin: 12px 0 16px; }
.faq-detail-body li { margin-bottom: 8px; line-height: 1.85; }
.faq-detail-body strong { color: var(--primary-dark); font-weight: 600; }
.faq-detail-body ol li::marker { color: var(--primary); font-weight: 700; }

.faq-detail-share {
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
    margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border);
}
.faq-detail-share > span { font-size: 14px; color: var(--text-light); }
.cta-buttons-sm { gap: 10px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }

/* 上下篇导航 */
.faq-pager {
    display: flex; justify-content: space-between; align-items: stretch; gap: 16px; margin-bottom: 40px;
}
.faq-pager-prev, .faq-pager-next, .faq-pager-center {
    flex: 1; padding: 16px 20px; border: 1px solid var(--border); border-radius: var(--radius);
    background: var(--bg); transition: all 0.2s; display: flex; flex-direction: column; gap: 6px;
    color: var(--text); max-width: 42%;
}
.faq-pager-next { text-align: right; align-items: flex-end; }
.faq-pager-center { max-width: 160px; align-items: center; justify-content: center; text-align: center; flex: 0 0 auto; }
.faq-pager-prev:hover, .faq-pager-next:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow); }
.faq-pager-disabled { opacity: 0.5; cursor: default; }
.faq-pager-disabled:hover { border-color: var(--border); color: var(--text); box-shadow: none; }
.faq-pager-label { font-size: 12px; color: var(--text-muted); }
.faq-pager-title { font-size: 14px; font-weight: 500; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.faq-pager-center { font-size: 14px; font-weight: 500; color: var(--primary); }

/* 相关推荐 */
.faq-related { margin-bottom: 40px; }
.faq-related-title { font-size: 20px; font-weight: 600; margin-bottom: 20px; padding-left: 12px; border-left: 4px solid var(--primary); }
.faq-related-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.faq-related-item {
    display: flex; align-items: center; gap: 10px; padding: 14px 18px;
    border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg);
    color: var(--text); transition: all 0.2s;
}
.faq-related-item:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow); transform: translateX(4px); }
.faq-related-tag {
    flex-shrink: 0; padding: 2px 10px; border-radius: 10px; font-size: 11px; font-weight: 600; color: #fff; background: var(--primary);
}
.faq-related-tag.tag-depart { background: #e67e22; }
.faq-related-tag.tag-active { background: #27ae60; }
.faq-related-tag.tag-sealed { background: #8e44ad; }
.faq-related-tag.tag-national { background: #c0392b; }
.faq-related-name { font-size: 14px; line-height: 1.5; font-weight: 400; flex: 1; }

/* ---- About ---- */
.about-content h2 { font-size: 24px; margin: 40px 0 16px; }
.about-content h2:first-child { margin-top: 0; }
.about-intro p { font-size: 16px; color: var(--text-light); margin-bottom: 12px; line-height: 1.9; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 20px 0; }
.value-card {
    text-align: center; padding: 24px 16px; background: var(--bg-alt);
    border-radius: var(--radius);
}
.value-card h3 { font-size: 17px; color: var(--primary); margin-bottom: 8px; }
.value-card p { font-size: 14px; color: var(--text-light); }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 30px 0; }
.about-stat {
    text-align: center; padding: 24px; background: var(--primary);
    color: #fff; border-radius: var(--radius);
}
.about-stat-num { display: block; font-size: 32px; font-weight: 800; }
.about-stat-label { font-size: 14px; opacity: 0.9; }
.about-commitment { background: var(--bg-alt); padding: 24px 30px; border-radius: var(--radius); margin: 24px 0; }
.about-commitment ul { list-style: none; padding: 0; }
.about-commitment li { padding: 8px 0; font-size: 15px; color: var(--text-light); }
.about-cta { text-align: center; padding: 30px; background: var(--primary-light); border-radius: var(--radius); margin-top: 30px; }
.about-cta h2 { font-size: 22px; margin-top: 0 !important; }

/* ---- Contact ---- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; }
.contact-methods { margin-bottom: 30px; }
.contact-method {
    display: flex; gap: 16px; padding: 20px; border-bottom: 1px solid var(--border);
    align-items: flex-start;
}
.contact-method:first-child { border-top: 1px solid var(--border); }
.contact-method-phone { background: #e8f4fd; border-color: transparent; border-radius: var(--radius); margin-bottom: 12px; }
.contact-method-wechat { background: #e8f8ee; border-color: transparent; border-radius: var(--radius); margin-bottom: 12px; }
.contact-method-icon { font-size: 28px; flex-shrink: 0; }
.contact-method-body h3 { font-size: 16px; margin-bottom: 4px; }
.contact-method-value { font-size: 20px; font-weight: 700; color: var(--primary); display: block; }
.contact-method-body p { font-size: 14px; color: var(--text-light); }
.contact-note { font-size: 13px !important; color: var(--text-muted) !important; }
.contact-qr { text-align: center; padding: 20px; background: var(--bg-alt); border-radius: var(--radius); }
.contact-qr h3 { margin-bottom: 16px; }
.qr-tip { font-size: 14px; color: var(--text-light); margin-top: 8px; }
.contact-form-wrap { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; }
.contact-form-wrap h2 { font-size: 22px; margin-bottom: 8px; }
.form-desc { font-size: 14px; color: var(--text-light); margin-bottom: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.required { color: var(--danger); }
.form-group input, .form-group textarea {
    width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 6px;
    font-size: 15px; font-family: inherit; transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus {
    outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,111,181,0.1);
}
.form-success { text-align: center; padding: 20px; }
.success-icon { font-size: 48px; margin-bottom: 16px; }
.form-success h3 { font-size: 20px; margin-bottom: 8px; color: var(--success); }
.form-success p { font-size: 15px; color: var(--text-light); margin-bottom: 8px; }

/* ---- 404 ---- */
.error-page { padding: 80px 0; text-align: center; }
.error-content h1 { font-size: 80px; color: var(--primary); margin-bottom: 10px; }
.error-content p { font-size: 18px; color: var(--text-light); margin-bottom: 24px; }
.error-links { display: flex; gap: 12px; justify-content: center; margin-bottom: 30px; }
.error-search { font-size: 15px; color: var(--text-light); }
.error-search ul { list-style: none; padding: 0; margin-top: 10px; }
.error-search li { margin-bottom: 6px; }

/* ============================================
   响应式 - 移动端优先优化（百度SEO友好）
   断点：1024 平板 / 768 手机 / 480 小屏 / 360 超小屏
   ============================================ */

/* ===== 平板 (≤1024px) ===== */
@media (max-width: 1024px) {
    .service-grid { grid-template-columns: repeat(2, 1fr); }
    .process-steps { grid-template-columns: repeat(2, 1fr); }
    .advantage-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-layout { grid-template-columns: 1fr; }
    .value-grid { grid-template-columns: repeat(2, 1fr); }
    .about-stats { grid-template-columns: repeat(2, 1fr); }
    .type-grid { grid-template-columns: 1fr; }
}

/* ===== 手机 (≤768px) ===== */
@media (max-width: 768px) {
    /* 容器与基础 */
    .container { padding: 0 16px; }
    html { font-size: 15px; }

    /* 顶部栏 - 突出电话 */
    .top-bar { padding: 6px 0; }
    .top-bar-text { display: none; }
    .top-bar .container { justify-content: center; }
    .top-bar-phone { font-size: 14px; font-weight: 700; }

    /* 导航 - 汉堡菜单 */
    /* 移动端菜单按钮 - 增强可见性 */
    .mobile-menu-btn {
        display: flex;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        background: var(--primary-light);
        border-radius: 8px;
        gap: 4px;
    }
    .mobile-menu-btn span { width: 20px; height: 2.5px; background: var(--primary); }
    .mobile-menu-btn.active span { background: var(--primary); }
    .main-nav {
        display: none; position: absolute; top: 56px; left: 0; right: 0;
        background: var(--bg); flex-direction: column; padding: 8px 16px;
        box-shadow: var(--shadow-lg); border-top: 1px solid var(--border);
        max-height: 80vh; overflow-y: auto;
    }
    .main-nav.open { display: flex; animation: navSlideDown 0.25s ease; }
    .nav-link { width: 100%; padding: 14px 12px; font-size: 16px; border-bottom: 1px solid var(--border); }
    .nav-link:last-of-type { border-bottom: none; }
    .nav-link-contact { margin-left: 0; text-align: center; margin-top: 8px; }

    /* 头部 */
    .site-header .container { height: 56px; }
    .logo { font-size: 17px; }
    .logo-icon { font-size: 24px; }
    .logo-sub { font-size: 12px; }

    /* Hero 首屏 */
    .hero { padding: 40px 0 36px; }
    .hero h1 { font-size: 26px; line-height: 1.35; }
    .hero-desc { font-size: 15px; margin-bottom: 24px; }
    .hero-stats { gap: 16px; margin-bottom: 24px; }
    .hero-stat-num { font-size: 22px; }
    .hero-stat-label { font-size: 12px; }
    .hero-buttons { gap: 12px; }

    /* Section 区块 */
    .section { padding: 40px 0; }
    .section-header { margin-bottom: 28px; }
    .section-header h2 { font-size: 22px; }
    .section-subtitle { font-size: 14px; }
    .section-cta { margin-top: 24px; }

    /* 按钮 - 触控目标≥44px */
    .btn { padding: 11px 22px; font-size: 15px; }
    .btn-lg { padding: 13px 28px; font-size: 16px; }
    .btn-sm { padding: 8px 16px; font-size: 13px; }

    /* 网格布局 */
    .service-grid { grid-template-columns: 1fr; gap: 16px; }
    .process-steps { grid-template-columns: 1fr; gap: 16px; }
    .advantage-grid { grid-template-columns: 1fr; gap: 16px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .value-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .about-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .faq-grid { grid-template-columns: 1fr; gap: 16px; }

    /* 卡片内边距收紧 */
    .service-card { padding: 24px 20px; }
    .service-icon { font-size: 40px; }
    .advantage-item { padding: 24px 18px; }
    .process-step { padding: 24px 16px; }

    /* 页面标题 */
    .page-header { padding: 28px 0; }
    .page-header h1 { font-size: 22px; }
    .page-header p { font-size: 14px; }
    .page-header-sm { padding: 28px 0 20px; }
    .page-header-sm h1 { font-size: 22px; }

    /* 面包屑 */
    .breadcrumb { padding: 10px 0; font-size: 13px; }

    /* CTA 区块 */
    .cta-section { padding: 36px 0; }
    .cta-section h2 { font-size: 22px; }
    .cta-desc { font-size: 14px; margin-bottom: 20px; }
    .cta-bottom h2 { font-size: 22px; }
    .cta-bottom p { font-size: 14px; }

    /* 优势块 */
    .advantage-block { flex-direction: column; gap: 12px; padding: 22px 18px; }
    .advantage-block-icon { width: auto; font-size: 36px; }
    .advantage-block-content h2 { font-size: 19px; }

    /* 项目详情 */
    .project-detail-header { padding: 18px 20px; flex-wrap: wrap; gap: 12px; }
    .project-icon { font-size: 32px; }
    .project-detail-header h2 { font-size: 19px; }
    .project-detail-body { padding: 20px; }
    .project-detail-body h3 { font-size: 16px; }

    /* 办理流程 */
    .process-flow-card { padding: 20px; }
    .process-flow-num { font-size: 48px; }
    .process-flow-card h2 { font-size: 19px; }
    .process-flow-detail p { font-size: 14px; }
    .process-cta-block { padding: 24px 18px; margin-top: 28px; }
    .process-cta-block h2 { font-size: 20px; }

    /* 表格 - 横向滚动 + 字号缩小 */
    .compare-table { font-size: 13px; }
    .compare-table th, .compare-table td { padding: 8px 10px; }
    .materials-table { font-size: 13px; }
    .materials-table th, .materials-table td { padding: 8px 10px; }

    /* 联系方式 */
    .contact-method-value { font-size: 17px; }
    .contact-method { padding: 16px; gap: 12px; }
    .contact-method-icon { font-size: 24px; }
    .contact-form-wrap { padding: 20px; }
    .contact-form-wrap h2 { font-size: 19px; }
    .form-group input, .form-group textarea { padding: 11px 12px; font-size: 16px; }

    /* Footer - 底部留空防浮窗+CTA条遮挡 */
    .site-footer { padding: 40px 0 80px; }
    .footer-phone { font-size: 18px; }

    /* 移动端底部固定CTA条 */
    .mobile-bottom-bar { display: flex; }
    .float-btns { right: 12px; bottom: 140px; gap: 8px; }
    .float-btn { width: 46px; height: 46px; }
    .float-btn span { font-size: 9px; }

    /* 微信弹窗 */
    .wechat-modal-content { padding: 28px 20px; max-width: 320px; }
    .wechat-modal-content h3 { font-size: 18px; }

    /* FAQ 列表页 */
    .faq-filter { gap: 6px; margin-bottom: 24px; }
    .faq-filter-btn { padding: 7px 16px; font-size: 13px; }
    .faq-card-list { grid-template-columns: 1fr; gap: 14px; }
    .faq-card { padding: 18px; }
    .faq-card-title { font-size: 16px; }
    .faq-card-summary { font-size: 13px; }
    .faq-cta { padding: 28px 16px; }
    .faq-cta p { font-size: 16px; }

    /* FAQ 详情页 */
    .faq-detail-article { padding: 22px 18px; }
    .faq-detail-body { font-size: 15px; line-height: 1.85; }
    .faq-detail-body p { margin-bottom: 14px; }
    .faq-detail-share { flex-direction: column; align-items: flex-start; gap: 12px; }
    .faq-related-list { grid-template-columns: 1fr; }
    .faq-related-item { padding: 12px 14px; }
    .faq-related-name { font-size: 13px; }
    .faq-pager { flex-direction: column; gap: 12px; }
    .faq-pager-prev, .faq-pager-next { max-width: 100%; text-align: left; align-items: flex-start; }

    /* 公司介绍 */
    .about-content h2 { font-size: 20px; margin: 30px 0 14px; }
    .about-intro p { font-size: 15px; }
    .value-card { padding: 18px 12px; }
    .value-card h3 { font-size: 15px; }
    .about-stat { padding: 18px 12px; }
    .about-stat-num { font-size: 26px; }
    .about-commitment { padding: 18px; }
    .about-cta { padding: 24px 18px; }
    .about-cta h2 { font-size: 19px; }

    /* 404 */
    .error-page { padding: 50px 0; }
    .error-content h1 { font-size: 60px; }
    .error-content p { font-size: 16px; }
    .error-links { flex-direction: column; gap: 10px; }
}

/* ===== 小屏手机 (≤480px) ===== */
@media (max-width: 480px) {
    .hero { padding: 32px 0 28px; }
    .hero h1 { font-size: 22px; }
    .hero-desc { font-size: 14px; margin-bottom: 20px; }
    .hero-stats { gap: 12px; flex-wrap: wrap; justify-content: center; }
    .hero-stat-num { font-size: 20px; }
    .hero-stat-label { font-size: 11px; }
    .hero-buttons { flex-direction: column; }
    .hero-buttons .btn { width: 100%; justify-content: center; }
    .hero-buttons .btn-lg { padding: 12px 20px; font-size: 15px; }

    .section { padding: 32px 0; }
    .section-header { margin-bottom: 22px; }
    .section-header h2 { font-size: 20px; }

    .page-header h1 { font-size: 20px; }
    .page-header-sm h1 { font-size: 20px; }

    .cta-buttons { flex-direction: column; }
    .cta-buttons .btn { width: 100%; justify-content: center; }
    .cta-section h2 { font-size: 20px; }
    .cta-bottom h2 { font-size: 20px; }

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

    .service-card { padding: 20px 16px; }
    .service-icon { font-size: 36px; }
    .service-card h3 { font-size: 16px; }

    .faq-card { padding: 16px; }
    .faq-card-title { font-size: 15px; }

    .footer-phone { font-size: 17px; }

    /* FAQ 筛选标签更紧凑 */
    .faq-filter-btn { padding: 6px 12px; font-size: 12px; }
    .faq-card { padding: 16px; }
    .faq-card-title { font-size: 15px; }
    .faq-card-summary { font-size: 13px; }
}

/* ===== 超小屏 (≤360px) ===== */
@media (max-width: 360px) {
    .container { padding: 0 12px; }
    .hero h1 { font-size: 20px; }
    .hero-stats { gap: 10px; }
    .logo { font-size: 15px; }
    .logo-sub { display: none; }
    .float-btns { right: 8px; }
    .float-btn { width: 42px; height: 42px; }
}

/* 菜单下拉动画 */
@keyframes navSlideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}
// ===== 相关推荐模块（内链权重传递） =====
.section-related { padding:40px 0; }
.section-related .section-header { margin-bottom:24px; }
.section-related .section-header h2 { font-size:20px; color:#1a1a2e; text-align:center; }
.related-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:16px; }
.related-card { background:#fff; border:1px solid #e5e7eb; border-radius:8px; padding:20px; transition:box-shadow .2s; }
.related-card:hover { box-shadow:0 4px 12px rgba(0,0,0,.1); }
.related-card h3 { font-size:15px; margin:0 0 8px; }
.related-card h3 a { color:#2563eb; text-decoration:none; }
.related-card h3 a:hover { text-decoration:underline; }
.related-card p { font-size:13px; color:#6b7280; margin:0; line-height:1.5; }
.related-link-card { display:block; background:#fff; border:1px solid #e5e7eb; border-radius:8px; padding:16px; margin-bottom:12px; text-decoration:none; transition:box-shadow .2s; }
.related-link-card:hover { box-shadow:0 4px 12px rgba(0,0,0,.1); }
.related-link-title { display:block; font-size:15px; color:#2563eb; font-weight:600; margin-bottom:4px; }
.related-link-desc { display:block; font-size:13px; color:#6b7280; }
// ===== 专题页底部相关推荐卡片（daiban-tiqu.php / gongjijin-daiban.php） =====
.article-related-bottom { margin-top:40px; }
.article-related-bottom .related-cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-top:16px; }
.article-related-bottom .related-card {
    display:flex; flex-direction:column; align-items:flex-start;
    background:#fff; border:1px solid #e5e7eb; border-radius:8px; padding:16px;
    text-decoration:none; transition:box-shadow .2s, border-color .2s; color:inherit;
}
.article-related-bottom .related-card:hover { box-shadow:0 4px 12px rgba(0,0,0,.1); border-color:#2563eb; }
.article-related-bottom .related-card-icon { font-size:24px; margin-bottom:8px; }
.article-related-bottom .related-card-title { font-size:14px; font-weight:700; color:#1a1a2e; margin-bottom:4px; line-height:1.4; }
.article-related-bottom .related-card-desc { font-size:12px; color:#6b7280; line-height:1.5; }
.keyword-intro { background:#f0f9ff; border-left:4px solid #2563eb; padding:16px; margin-bottom:32px; border-radius:0 8px 8px 0; }
.keyword-intro p { margin:0; font-size:15px; line-height:1.6; }
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== 专题页通用样式（gongjijin-daiban.php / daiban-tiqu.php） ===== */

/* 文章引言 */
.article-intro {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-left: 4px solid var(--primary);
    padding: 24px 28px;
    margin-bottom: 32px;
    border-radius: 0 12px 12px 0;
    font-size: 16px;
    line-height: 1.8;
}
.article-intro p { margin: 0; }
.article-intro strong { color: var(--primary-dark); }

/* 优势卡片网格 */
.advantage-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin: 24px 0 32px;
}
.advantage-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.3s ease;
}
.advantage-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.advantage-card h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}
.advantage-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* 情况卡片（case-cards） */
.case-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin: 24px 0 32px;
}
.case-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
}
.case-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.case-icon {
    font-size: 40px;
    margin-bottom: 12px;
    display: block;
}
.case-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
}
.case-card p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}
.case-card .btn-sm {
    padding: 8px 20px;
    font-size: 13px;
}

/* 流程步骤（process-steps） */
.process-steps {
    margin: 28px 0 36px;
}
.step {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}
.step:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}
.step-num {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
}
.step-content h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}
.step-content p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* 材料表格（materials-table） */
.materials-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0 12px;
    font-size: 15px;
}
.materials-table th,
.materials-table td {
    padding: 14px 16px;
    text-align: left;
    border: 1px solid var(--border);
}
.materials-table th {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}
.materials-table td {
    background: var(--bg);
}
.materials-table tr:nth-child(even) td {
    background: var(--bg-alt);
}
.table-note {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 32px;
}

/* 为什么选择我们（why-us） */
.why-us {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin: 24px 0 32px;
}
.why-item {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: all 0.3s ease;
}
.why-item:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}
.why-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text);
}
.why-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* FAQ 紧凑版（faq-compact） */
.faq-compact {
    margin: 24px 0 32px;
}
.faq-item-compact {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 16px;
    transition: all 0.3s ease;
}
.faq-item-compact:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow);
}
.faq-item-compact h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 10px;
}
.faq-item-compact p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
    margin: 0;
}

/* 文章内相关链接（article-related） */
.article-related {
    background: var(--bg-alt);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin: 32px 0;
}
.article-related h3 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}
.article-related ul {
    margin: 0;
    padding-left: 20px;
}
.article-related li {
    margin-bottom: 10px;
    font-size: 15px;
    line-height: 1.6;
}
.article-related a {
    color: var(--primary);
    text-decoration: none;
}
.article-related a:hover {
    text-decoration: underline;
}

/* 文章底部 CTA（article-cta） */
.article-cta {
    text-align: center;
    padding: 40px 32px;
    margin-top: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius);
    color: #fff;
}
.article-cta h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 8px;
}
.article-cta p {
    font-size: 15px;
    opacity: 0.9;
    margin-bottom: 24px;
}
.article-cta .cta-buttons {
    justify-content: center;
}
.article-cta .btn-primary {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}
.article-cta .btn-primary:hover {
    background: #f0f0f0;
    border-color: #f0f0f0;
}
.article-cta .btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}
.article-cta .btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: #fff;
}

/* ===== 专题页响应式优化 ===== */
@media (max-width: 768px) {
    .article-intro { padding: 18px 20px; font-size: 15px; }
    .advantage-cards,
    .case-cards,
    .why-us { grid-template-columns: 1fr; gap: 16px; }
    .advantage-card,
    .case-card,
    .why-item { padding: 20px; }
    .step { flex-direction: column; gap: 12px; }
    .step-num { width: 40px; height: 40px; font-size: 16px; }
    .materials-table { font-size: 14px; }
    .materials-table th,
    .materials-table td { padding: 10px 12px; }
    .faq-item-compact { padding: 16px 20px; }
    .article-related { padding: 18px 20px; }
    .article-cta { padding: 28px 20px; }
    .article-cta h3 { font-size: 18px; }
}