/* roulang page: index */
:root {
  --primary: #0E4F3A;
  --primary-light: #156B4F;
  --accent: #C7A65E;
  --accent-light: #F3E9D8;
  --background: #F6F4EF;
  --light-bg: #F0EDE5;
  --dark: #0A2A20;
  --text: #1F2A25;
  --text-secondary: #5F6E67;
  --text-muted: #9AA6A1;
  --border: #E3DED4;
  --success: #2E8B67;
  --warning: #B85C3C;
  --shadow: 0 8px 30px rgba(10, 42, 32, 0.08);
  --shadow-hover: 0 12px 40px rgba(10, 42, 32, 0.14);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-serif: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.8; color: var(--text); background: var(--background); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: all 0.3s ease; }
a:hover { color: var(--accent); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; outline: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-padding { padding: 88px 0; }
.section-white { background: #fff; }
.section-light { background: var(--light-bg); }
.section-dark { background: var(--dark); color: #fff; }
.text-center { text-align: center; }
.text-primary { color: var(--primary); }

/* ===== Header / Nav ===== */
.site-header { position: sticky; top: 0; z-index: 1000; background: #fff; box-shadow: 0 1px 8px rgba(10,42,32,0.06); }
.header-top { background: #fff; height: 60px; display: flex; align-items: center; border-bottom: 1px solid var(--border); }
.header-top .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { width: 34px; height: 34px; display: flex; align-items: center; justify-content: center; }
.logo-icon svg { width: 100%; height: 100%; }
.logo-text { font-size: 20px; font-weight: 700; color: var(--primary); font-family: var(--font-serif); letter-spacing: 0.02em; }
.logo-text span { color: var(--accent); }
.header-search { flex: 0 1 280px; position: relative; }
.header-search input { width: 100%; height: 40px; border: 1px solid var(--border); border-radius: 24px; background: #F2F1ED; padding: 0 42px 0 18px; font-size: 14px; color: var(--text); transition: all 0.3s; }
.header-search input:focus { background: #fff; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(14,79,58,0.1); }
.header-search i { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 14px; pointer-events: none; }
.btn-primary { display: inline-flex; align-items: center; justify-content: center; padding: 10px 32px; background: var(--primary); color: #fff !important; border: 1px solid var(--primary); border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.3s ease; text-align: center; }
.btn-primary:hover { background: var(--primary-light); border-color: var(--primary-light); transform: translateY(-3px); box-shadow: var(--shadow); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-outline { display: inline-flex; align-items: center; justify-content: center; padding: 10px 32px; background: transparent; color: var(--primary) !important; border: 1px solid var(--primary); border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; cursor: pointer; transition: all 0.3s ease; text-align: center; }
.btn-outline:hover { background: var(--accent-light); transform: translateY(-3px); box-shadow: var(--shadow); }
.btn-outline:active { transform: scale(0.98); }
.btn-outline:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-gold { background: var(--accent); border-color: var(--accent); color: #fff !important; }
.btn-gold:hover { background: #b8954e; border-color: #b8954e; }
.header-tabs { background: #FAF9F6; border-bottom: 2px solid var(--border); }
.header-tabs .container { display: flex; align-items: center; gap: 8px; min-height: 48px; overflow-x: auto; scrollbar-width: none; }
.header-tabs .container::-webkit-scrollbar { display: none; }
.tab-item { display: inline-flex; align-items: center; padding: 6px 20px; border-radius: 20px; font-size: 14px; font-weight: 500; color: var(--text-secondary); white-space: nowrap; transition: all 0.3s; border: 1px solid transparent; }
.tab-item:hover { color: var(--primary); background: rgba(14,79,58,0.06); }
.tab-item.active { background: var(--primary); color: #fff; font-weight: 600; box-shadow: 0 4px 12px rgba(14,79,58,0.25); }

/* ===== Hero ===== */
.hero { position: relative; background: var(--background); padding: 100px 0 90px; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -120px; right: -100px; width: 480px; height: 480px; background: radial-gradient(circle, rgba(199,166,94,0.15) 0%, transparent 70%); border-radius: 50%; pointer-events: none; }
.hero .container { position: relative; z-index: 2; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero-content h1 { font-family: var(--font-serif); font-size: 44px; line-height: 1.3; font-weight: 600; color: var(--text); letter-spacing: 0.01em; margin-bottom: 20px; }
.hero-content h1 .highlight { color: var(--primary); }
.hero-content .hero-sub { font-size: 18px; line-height: 1.8; color: var(--text-secondary); margin-bottom: 36px; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-trust { display: flex; gap: 0; border-top: 1px solid var(--border); padding-top: 28px; }
.trust-item { flex: 1; text-align: left; padding-right: 24px; position: relative; }
.trust-item + .trust-item { padding-left: 24px; }
.trust-item + .trust-item::before { content: ''; position: absolute; left: 0; top: 10%; height: 80%; width: 1px; background: var(--border); }
.trust-item .trust-num { font-size: 28px; font-weight: 700; color: var(--primary); font-feature-settings: "tnum"; line-height: 1.3; }
.trust-item .trust-label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.hero-visual { position: relative; }
.hero-visual::before { content: ''; position: absolute; top: 20px; left: -20px; width: calc(100% - 10px); height: calc(100% - 10px); border: 2px solid var(--accent); border-radius: var(--radius-lg); opacity: 0.5; z-index: 1; }
.hero-visual img { position: relative; z-index: 2; width: 100%; height: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow); animation: float 6s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* ===== Feature Section ===== */
.feature-section { background: #fff; padding: 88px 0; }
.section-label { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; color: var(--accent); text-transform: uppercase; margin-bottom: 10px; }
.section-title { font-family: var(--font-serif); font-size: 30px; font-weight: 600; color: var(--text); line-height: 1.4; margin-bottom: 16px; }
.section-desc { font-size: 16px; color: var(--text-secondary); max-width: 640px; line-height: 1.8; }
.feature-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; margin-top: 50px; }
.feature-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.feature-card { background: var(--background); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 28px; transition: all 0.3s ease; }
.feature-card:hover { box-shadow: var(--shadow-hover); border-color: var(--primary); transform: translateY(-4px); }
.feature-card .fc-icon { width: 48px; height: 48px; border-radius: 12px; background: rgba(14,79,58,0.08); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.feature-card .fc-icon i { font-size: 20px; color: var(--primary); }
.feature-card h3 { font-size: 18px; font-weight: 600; color: var(--text); margin-bottom: 10px; font-family: var(--font-body); }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.feature-large { background: var(--dark); border-radius: var(--radius-lg); padding: 40px 32px; color: #fff; display: flex; flex-direction: column; justify-content: space-between; min-height: 340px; position: relative; overflow: hidden; }
.feature-large::after { content: ''; position: absolute; bottom: -60px; right: -60px; width: 180px; height: 180px; background: rgba(199,166,94,0.2); border-radius: 50%; }
.feature-large .fl-label { font-size: 13px; color: var(--accent); font-weight: 600; letter-spacing: 0.06em; margin-bottom: 14px; }
.feature-large h3 { font-size: 24px; font-weight: 600; color: #fff; margin-bottom: 14px; font-family: var(--font-serif); line-height: 1.4; }
.feature-large p { font-size: 15px; color: rgba(255,255,255,0.75); line-height: 1.9; }
.feature-large .fl-icon { width: 52px; height: 52px; border-radius: 14px; background: rgba(199,166,94,0.2); display: flex; align-items: center; justify-content: center; margin-top: 24px; }
.feature-large .fl-icon i { font-size: 22px; color: var(--accent); }
.feature-large img { position: absolute; right: 0; bottom: 0; width: 50%; height: 50%; object-fit: cover; opacity: 0.15; border-radius: 0 0 var(--radius-lg) 0; z-index: 0; }
.feature-large > * { position: relative; z-index: 2; }

/* ===== Scenario Section ===== */
.scenario-section { background: var(--light-bg); padding: 88px 0; }
.scenario-row { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; margin-bottom: 64px; }
.scenario-row:last-child { margin-bottom: 0; }
.scenario-row.reverse .scenario-img { order: 2; }
.scenario-row.reverse .scenario-text { order: 1; }
.scenario-img { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.scenario-img img { width: 100%; height: 320px; object-fit: cover; transition: transform 0.6s ease; }
.scenario-img:hover img { transform: scale(1.03); }
.scenario-text h3 { font-family: var(--font-serif); font-size: 24px; font-weight: 600; color: var(--text); margin-bottom: 16px; line-height: 1.5; }
.scenario-text p { font-size: 16px; color: var(--text-secondary); line-height: 1.9; margin-bottom: 12px; }
.scenario-tags { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.tag { display: inline-flex; align-items: center; padding: 4px 16px; background: rgba(14,79,58,0.08); color: var(--primary); border-radius: 20px; font-size: 13px; font-weight: 500; }

/* ===== Cases Section ===== */
.cases-section { background: #fff; padding: 88px 0; }
.cases-header { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 20px; margin-bottom: 40px; }
.cases-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-bottom: 56px; }
.stat-item { text-align: center; padding: 24px 16px; background: var(--background); border-radius: var(--radius-lg); border: 1px solid var(--border); }
.stat-item .stat-num { font-size: 38px; font-weight: 700; color: var(--primary); font-feature-settings: "tnum"; line-height: 1.2; }
.stat-item .stat-num sup { font-size: 18px; }
.stat-item .stat-label { font-size: 14px; color: var(--text-secondary); margin-top: 8px; }
.cases-slider { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; scrollbar-width: thin; }
.case-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: all 0.3s ease; scroll-snap-align: start; }
.case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-6px); border-color: var(--primary); }
.case-card .case-img { height: 180px; overflow: hidden; }
.case-card .case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.case-card:hover .case-img img { transform: scale(1.05); }
.case-card .case-body { padding: 24px; }
.case-card .case-tag { display: inline-block; font-size: 12px; color: var(--primary); background: rgba(14,79,58,0.08); padding: 3px 14px; border-radius: 20px; font-weight: 500; margin-bottom: 12px; }
.case-card h4 { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 8px; line-height: 1.5; }
.case-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* ===== Pricing ===== */
.pricing-section { background: var(--light-bg); padding: 88px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 56px; position: relative; }
.pricing-card { background: #fff; border-radius: var(--radius-lg); padding: 40px 32px; border: 1px solid var(--border); transition: all 0.3s ease; position: relative; }
.pricing-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-6px); }
.pricing-card.recommended { border: 2px solid var(--accent); }
.pricing-card.recommended::before { content: ''; position: absolute; top: 0; left: 32px; right: 32px; height: 3px; background: var(--accent); border-radius: 0 0 4px 4px; }
.pricing-card .pricing-badge { position: absolute; top: 18px; right: 24px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 600; padding: 3px 14px; border-radius: 20px; }
.pricing-card .plan-name { font-size: 16px; font-weight: 600; color: var(--text-secondary); letter-spacing: 0.04em; }
.pricing-card .plan-price { font-size: 42px; font-weight: 700; color: var(--text); margin: 16px 0 4px; font-feature-settings: "tnum"; line-height: 1.2; }
.pricing-card .plan-price span { font-size: 16px; font-weight: 400; color: var(--text-muted); }
.pricing-card .plan-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }
.pricing-card ul { margin-bottom: 32px; }
.pricing-card ul li { font-size: 14px; color: var(--text-secondary); padding: 7px 0; display: flex; align-items: center; gap: 8px; }
.pricing-card ul li i { color: var(--success); font-size: 13px; }
.pricing-card .btn-block { display: block; width: 100%; text-align: center; }
.pricing-note { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 28px; }

/* ===== News / CMS ===== */
.news-section { background: #fff; padding: 88px 0; }
.news-list { margin-top: 44px; display: flex; flex-direction: column; gap: 16px; }
.news-item { display: flex; align-items: center; gap: 32px; background: var(--background); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px 28px; transition: all 0.3s ease; }
.news-item:hover { box-shadow: var(--shadow); background: #F9F7F2; }
.news-date { flex-shrink: 0; width: 72px; text-align: center; border-right: 1px solid var(--border); padding-right: 24px; }
.news-date .date-day { font-size: 34px; font-weight: 700; color: var(--primary); line-height: 1.1; font-feature-settings: "tnum"; }
.news-date .date-month { font-size: 13px; color: var(--text-muted); }
.news-content { flex: 1; }
.news-content .badge { display: inline-block; background: rgba(14,79,58,0.08); color: var(--primary); font-size: 12px; padding: 3px 14px; border-radius: 20px; font-weight: 500; margin-bottom: 8px; }
.news-content h3 { font-size: 18px; font-weight: 600; color: var(--text); margin-bottom: 6px; line-height: 1.5; }
.news-content p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-more { flex-shrink: 0; color: var(--primary); font-size: 14px; font-weight: 500; white-space: nowrap; }
.news-more i { margin-left: 4px; transition: transform 0.3s; }
.news-item:hover .news-more i { transform: translateX(4px); }
.empty-state { display: flex; align-items: center; justify-content: center; min-height: 120px; background: var(--background); border: 1px dashed var(--border); border-radius: var(--radius-lg); color: var(--text-muted); font-size: 15px; }

/* ===== FAQ ===== */
.faq-section { background: var(--light-bg); padding: 88px 0; }
.faq-grid { max-width: 860px; margin: 48px auto 0; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 14px; overflow: hidden; transition: box-shadow 0.3s; }
.faq-item:hover { box-shadow: var(--shadow); }
.faq-item.active { box-shadow: var(--shadow); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 22px 28px; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); transition: all 0.3s; }
.faq-question:hover { color: var(--primary); }
.faq-question .faq-icon { flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: rgba(14,79,58,0.08); display: flex; align-items: center; justify-content: center; font-size: 14px; color: var(--primary); transition: all 0.3s; }
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer { padding: 0 28px 22px; font-size: 15px; color: var(--text-secondary); line-height: 1.9; display: none; }
.faq-item.active .faq-answer { display: block; }

/* ===== CTA Banner ===== */
.cta-banner { background: var(--dark); padding: 88px 0; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--accent), transparent); }
.cta-banner .container { text-align: center; position: relative; z-index: 2; }
.cta-banner h2 { font-family: var(--font-serif); font-size: 32px; color: #fff; margin-bottom: 16px; line-height: 1.4; }
.cta-banner p { font-size: 16px; color: rgba(255,255,255,0.65); max-width: 560px; margin: 0 auto 36px; line-height: 1.8; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: var(--dark); color: #fff; padding: 72px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 48px; margin-bottom: 56px; }
.footer-brand .footer-logo { font-size: 22px; font-weight: 700; color: #fff; font-family: var(--font-serif); margin-bottom: 16px; }
.footer-brand .footer-logo span { color: var(--accent); }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.6); }
.social-icons { display: flex; gap: 12px; margin-top: 20px; }
.social-icons a { width: 36px; height: 36px; border-radius: 8px; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.7); font-size: 15px; transition: all 0.3s; }
.social-icons a:hover { background: var(--accent); color: #fff; }
.footer-col h4 { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 20px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.7); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 14px; }
.footer-contact li i { color: var(--accent); width: 18px; text-align: center; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,0.4); }

/* ===== Reveal Animation ===== */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-visual img { animation: none; }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-content h1 { font-size: 36px; }
  .feature-grid { grid-template-columns: 1fr; }
  .scenario-row { grid-template-columns: 1fr; gap: 32px; }
  .scenario-row.reverse .scenario-img { order: 1; }
  .scenario-row.reverse .scenario-text { order: 2; }
  .cases-slider { grid-template-columns: repeat(2, 1fr); }
  .cases-stats { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 520px; margin-left: auto; margin-right: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section-padding { padding: 64px 0; }
  .hero { padding: 64px 0; }
  .hero-content h1 { font-size: 30px; }
  .hero-content .hero-sub { font-size: 16px; }
  .hero-trust { flex-direction: column; gap: 20px; }
  .trust-item + .trust-item { padding-left: 0; padding-top: 20px; }
  .trust-item + .trust-item::before { left: 0; top: 0; width: 100%; height: 1px; }
  .header-top { height: auto; padding: 8px 0; }
  .header-search { display: none; }
  .header-top .btn-primary { padding: 8px 18px; font-size: 13px; }
  .header-tabs .container { gap: 4px; min-height: 44px; }
  .tab-item { padding: 6px 14px; font-size: 13px; }
  .feature-cards { grid-template-columns: 1fr; }
  .feature-large { min-height: auto; }
  .feature-large img { display: none; }
  .cases-slider { grid-template-columns: 1fr; }
  .cases-stats { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-item .stat-num { font-size: 28px; }
  .news-item { flex-direction: column; align-items: flex-start; gap: 16px; padding: 20px; }
  .news-date { width: auto; border-right: none; border-bottom: 1px solid var(--border); padding-right: 0; padding-bottom: 12px; display: flex; align-items: center; gap: 12px; }
  .news-date .date-day { font-size: 24px; }
  .news-more { display: none; }
  .pricing-card { padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-banner h2 { font-size: 24px; }
  .btn-primary, .btn-outline { width: 100%; }
  .hero-actions { flex-direction: column; }
  .section-title { font-size: 24px; }
  .scenario-img img { height: 220px; }
}
@media (max-width: 520px) {
  .cars-stats { grid-template-columns: 1fr; }
}

/* roulang page: article */
:root{
  --primary:#0E4F3A;--primary-light:#1A6B4C;--primary-dark:#093526;
  --accent:#C7A65E;--accent-light:#F3E9D8;
  --bg:#F6F4EF;--bg-light:#F0EDE5;--dark:#0A2A20;
  --text:#1F2A25;--text-secondary:#5F6E67;--text-light:#9AA6A1;
  --border:#E3DED4;--success:#2E8B67;--warning:#B85C3C;
  --radius-lg:16px;--radius-md:10px;--radius-sm:6px;
  --shadow:0 8px 30px rgba(10,42,32,.08);
  --shadow-hover:0 12px 40px rgba(10,42,32,.14);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-serif:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;
  --transition:.3s ease;--container:1200px;--space-section:88px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);font-size:16px;line-height:1.8;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border-radius:8px;object-fit:cover}
a{color:var(--primary);text-decoration:none;transition:color .3s ease}
a:hover{color:var(--primary-light)}
ul,ol{list-style:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%}
@media(max-width:640px){.container{padding:0 16px}}

/* 按钮 */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--primary);color:#fff;font-weight:600;font-size:15px;padding:14px 32px;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:all .3s ease;text-decoration:none}
.btn-primary:hover{background:var(--primary-light);color:#fff;transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;color:var(--primary);font-weight:600;font-size:15px;padding:14px 32px;border-radius:var(--radius-sm);border:1.5px solid var(--primary);cursor:pointer;transition:all .3s ease;text-decoration:none}
.btn-outline:hover{background:var(--accent-light);color:var(--primary);transform:translateY(-3px)}
.btn-outline:active{transform:scale(.98)}
.btn-outline:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* 头部导航 */
.site-header{background:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(10,42,32,.06)}
.header-top{border-bottom:1px solid var(--border)}
.header-top .container{display:flex;align-items:center;height:60px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{display:flex}
.logo-icon svg{width:32px;height:32px}
.logo-text{font-size:20px;font-weight:800;color:var(--primary);font-family:var(--font-sans);letter-spacing:.02em}
.logo-text span{color:var(--accent)}
.header-search{flex:1;max-width:220px;position:relative;margin-left:auto}
.header-search input{width:100%;height:40px;border-radius:24px;border:none;background:var(--bg-light);padding:0 42px 0 18px;font-size:14px;color:var(--text);outline:none;transition:box-shadow .3s ease}
.header-search input:focus{box-shadow:0 0 0 2px var(--accent)}
.header-search i{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--text-light);font-size:14px;pointer-events:none}
.header-tabs{background:var(--bg);border-bottom:1px solid var(--border)}
.header-tabs nav{display:flex;align-items:center;height:48px;gap:8px;overflow-x:auto;scrollbar-width:none}
.header-tabs nav::-webkit-scrollbar{display:none}
.tab-item{display:inline-flex;align-items:center;justify-content:center;height:36px;padding:0 20px;border-radius:20px;font-size:14px;font-weight:500;color:var(--text-secondary);white-space:nowrap;transition:all .3s ease;text-decoration:none}
.tab-item:hover{background:rgba(14,79,58,.08);color:var(--primary)}
.tab-item.active{background:var(--primary);color:#fff;font-weight:600}
.tab-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.header-top .btn-primary{padding:10px 22px;font-size:14px;flex-shrink:0}

/* 面包屑 */
.breadcrumb-wrap{background:var(--bg);border-bottom:1px solid var(--border);padding:14px 0}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-light)}
.breadcrumb a{color:var(--text-secondary);text-decoration:none}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-light)}
.breadcrumb .current{color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:320px}

/* 文章主体 */
.article-main{padding:56px 0 64px;background:var(--bg)}
.article-content-wrap{max-width:820px;margin:0 auto}
.article-header{margin-bottom:36px;border-bottom:1px solid var(--border);padding-bottom:28px}
.article-header h1{font-family:var(--font-serif);font-size:32px;font-weight:600;line-height:1.4;color:var(--text);margin-bottom:16px}
.article-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:14px;color:var(--text-secondary);align-items:center}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--accent);font-size:14px}
.article-meta .tag{background:rgba(14,79,58,.08);color:var(--primary);padding:2px 14px;border-radius:20px;font-size:13px;font-weight:500}
.article-content{font-size:16px;line-height:1.8;color:var(--text)}
.article-content p{margin-bottom:1.5em}
.article-content h2{font-family:var(--font-serif);font-size:24px;font-weight:600;color:var(--text);margin:1.6em 0 .8em}
.article-content h3{font-size:18px;font-weight:600;color:var(--text);margin:1.4em 0 .6em}
.article-content h4{font-size:16px;font-weight:600;color:var(--text);margin:1.2em 0 .5em}
.article-content blockquote{border-left:3px solid var(--accent);padding:16px 24px;background:#f9f7f2;color:var(--text-secondary);margin:1.5em 0;border-radius:0 8px 8px 0;font-style:normal}
.article-content img{max-width:100%;border-radius:8px;margin:1.5em auto}
.article-content img + em,.article-content figcaption{display:block;font-size:13px;color:var(--text-light);text-align:center;font-style:normal;margin-top:-1em;margin-bottom:1.5em}
.article-content ul,.article-content ol{margin:1em 0 1.5em;padding-left:1.5em}
.article-content ul li{list-style:disc;margin-bottom:.5em}
.article-content ol li{list-style:decimal;margin-bottom:.5em}
.article-content a{color:var(--primary);text-decoration:underline;text-underline-offset:4px}
.article-content a:hover{color:var(--accent)}
.article-content table{width:100%;margin:1.5em 0;border-collapse:collapse}
.article-content table th,.article-content table td{padding:12px;border:1px solid var(--border);text-align:left}
.article-content table th{background:var(--bg-light);font-weight:600}

/* 文章不存在 */
.not-found{text-align:center;padding:80px 20px}
.not-found h1{font-family:var(--font-serif);font-size:28px;margin-bottom:12px;color:var(--text)}
.not-found p{color:var(--text-secondary);margin-bottom:28px}

/* 相关推荐 */
.related-section{background:#fff;padding:64px 0;border-top:1px solid var(--border)}
.related-section h2{font-family:var(--font-serif);font-size:28px;font-weight:600;text-align:center;margin-bottom:40px;color:var(--text)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{display:flex;align-items:center;gap:16px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-md);padding:12px;transition:all .3s ease;text-decoration:none;color:var(--text)}
.related-card:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-3px)}
.related-card:hover .related-thumb img{transform:scale(1.05)}
.related-thumb{width:96px;height:72px;flex-shrink:0;overflow:hidden;border-radius:8px}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.related-info h3{font-size:15px;font-weight:600;line-height:1.5;color:var(--text);margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-info .date{font-size:12px;color:var(--text-light)}

/* 返回入口 */
.back-link-wrap{padding:32px 0;background:var(--bg)}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-secondary);text-decoration:none}
.back-link:hover{color:var(--primary)}
.back-link i{transition:transform .3s ease}
.back-link:hover i{transform:translateX(-4px)}

/* CTA 横幅 */
.cta-section{background:var(--dark);padding:72px 0;position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),transparent 40%)}
.cta-inner{text-align:center;max-width:640px;margin:0 auto}
.cta-inner h2{font-family:var(--font-serif);font-size:30px;color:#fff;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.7);font-size:16px;margin-bottom:32px}
.cta-inner .btn-primary{background:var(--accent);color:var(--dark)}
.cta-inner .btn-primary:hover{background:#d4b56e}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.75);padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:48px}
.footer-logo{font-size:22px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-logo span{color:var(--accent)}
.footer-brand p{color:rgba(255,255,255,.65);line-height:1.8;margin-bottom:20px;max-width:280px}
.social-icons{display:flex;gap:12px}
.social-icons a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);color:#fff;font-size:14px;transition:all .3s ease}
.social-icons a:hover{background:var(--accent);color:var(--dark);transform:translateY(-2px)}
.footer-col h4{font-size:13px;font-weight:700;color:#fff;letter-spacing:.08em;margin-bottom:18px;text-transform:uppercase}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:rgba(255,255,255,.65);transition:color .3s ease}
.footer-col ul li a:hover{color:var(--accent)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.65);line-height:1.6}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:rgba(255,255,255,.45);font-size:13px}

/* 动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media(max-width:1024px){
  :root{--space-section:64px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .related-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  :root{--space-section:48px}
  .header-top .container{height:auto;padding:12px 16px;flex-wrap:wrap;gap:12px}
  .header-search{order:3;flex-basis:100%;max-width:100%}
  .header-top .btn-primary{margin-left:auto}
  .logo-text{font-size:18px}
  .header-tabs nav{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .tab-item{flex-shrink:0;padding:0 16px;font-size:13px}
  .article-main{padding:32px 0 48px}
  .article-header h1{font-size:26px}
  .article-meta{gap:12px;font-size:13px}
  .article-content{font-size:15px;line-height:1.75}
  .article-content h2{font-size:20px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center;padding:16px 0}
  .cta-section{padding:48px 0}
  .cta-inner h2{font-size:24px}
  .breadcrumb{padding:10px 0}
  .breadcrumb .current{max-width:180px}
}
@media(max-width:520px){
  .related-card{flex-direction:row}
  .related-thumb{width:80px;height:64px}
  .header-top .container{padding:10px 16px}
  .header-top .btn-primary{padding:8px 16px;font-size:13px}
}

/* roulang page: category1 */
:root {
      --primary: #0E4F3A;
      --primary-light: #176b4e;
      --accent: #C7A65E;
      --accent-light: #F3E9D8;
      --bg: #F6F4EF;
      --bg-alt: #F0EDE5;
      --dark: #0A2A20;
      --text: #1F2A25;
      --text-secondary: #5F6E67;
      --text-muted: #9AA6A1;
      --border: #E3DED4;
      --white: #FFFFFF;
      --radius-lg: 16px;
      --radius-md: 10px;
      --radius-sm: 6px;
      --shadow: 0 8px 30px rgba(10, 42, 32, 0.08);
      --shadow-hover: 0 12px 40px rgba(10, 42, 32, 0.14);
      --transition: all 0.3s ease;
      --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      --font-serif: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-sans);
      background: var(--bg);
      color: var(--text);
      font-size: 16px;
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

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

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

    ul,
    ol {
      list-style: none;
    }

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

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

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: var(--white);
      box-shadow: 0 2px 12px rgba(10, 42, 32, 0.06);
    }

    .header-top {
      height: 60px;
      border-bottom: 1px solid var(--border);
      background: var(--white);
    }

    .header-top .container {
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

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

    .logo-icon svg {
      width: 34px;
      height: 34px;
    }

    .logo-text {
      font-size: 18px;
      font-weight: 700;
      color: var(--primary);
      font-family: var(--font-sans);
      letter-spacing: 0.01em;
    }

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

    .header-search {
      position: relative;
      width: 220px;
      flex-shrink: 0;
    }

    .header-search input {
      width: 100%;
      height: 40px;
      border-radius: 24px;
      border: 1px solid var(--border);
      background: #F2F0EB;
      padding: 0 42px 0 16px;
      font-size: 14px;
      color: var(--text);
      outline: none;
      transition: var(--transition);
    }

    .header-search input:focus {
      border-color: var(--primary);
      background: var(--white);
      box-shadow: 0 0 0 3px rgba(14, 79, 58, 0.08);
    }

    .header-search i {
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted);
      font-size: 14px;
      pointer-events: none;
    }

    .header-top .btn-primary {
      flex-shrink: 0;
    }

    .header-tabs {
      background: #FAF8F3;
      border-bottom: 1px solid var(--border);
    }

    .header-tabs nav {
      display: flex;
      gap: 8px;
      padding: 8px 0;
      align-items: center;
      overflow-x: auto;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
      position: relative;
    }

    .header-tabs nav::-webkit-scrollbar {
      display: none;
    }

    .tab-item {
      display: inline-flex;
      align-items: center;
      height: 36px;
      padding: 0 18px;
      border-radius: 18px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      background: transparent;
      white-space: nowrap;
      transition: var(--transition);
    }

    .tab-item:hover {
      background: var(--accent-light);
      color: var(--primary);
    }

    .tab-item.active {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 4px 12px rgba(14, 79, 58, 0.2);
    }

    /* ===== Buttons ===== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--primary);
      color: #fff;
      border: none;
      border-radius: var(--radius-sm);
      padding: 12px 26px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      text-decoration: none;
      outline: none;
      box-shadow: 0 2px 8px rgba(14, 79, 58, 0.16);
    }

    .btn-primary:hover {
      background: var(--primary-light);
      transform: translateY(-3px);
      box-shadow: var(--shadow-hover);
      color: #fff;
    }

    .btn-primary:active {
      transform: scale(0.98);
    }

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

    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: transparent;
      color: var(--primary);
      border: 1.5px solid var(--primary);
      border-radius: var(--radius-sm);
      padding: 11px 26px;
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      text-decoration: none;
      outline: none;
    }

    .btn-outline:hover {
      background: var(--accent-light);
      border-color: var(--primary);
      transform: translateY(-3px);
    }

    .btn-outline:active {
      transform: scale(0.98);
    }

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

    /* ===== Page Hero ===== */
    .page-hero {
      position: relative;
      background: linear-gradient(120deg, rgba(246, 244, 239, 0.95) 0%, rgba(246, 244, 239, 0.82) 55%, rgba(240, 237, 229, 0.62) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
      padding: 72px 0 80px;
      border-bottom: 1px solid var(--border);
    }

    .page-hero .container {
      position: relative;
      z-index: 1;
    }

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

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

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

    .breadcrumb .divider {
      opacity: 0.5;
    }

    .page-hero h1 {
      font-family: var(--font-serif);
      font-size: 28px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.4;
      margin-bottom: 20px;
      letter-spacing: 0.01em;
    }

    .page-hero .hero-lead {
      font-size: 16px;
      color: var(--text-secondary);
      max-width: 680px;
      line-height: 1.8;
      margin-bottom: 32px;
    }

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

    /* ===== Metric Strip ===== */
    .metric-strip {
      background: var(--dark);
      padding: 56px 0;
    }

    .metric-strip .metric-item {
      text-align: center;
      padding: 16px 20px;
      border-right: 1px solid rgba(255, 255, 255, 0.08);
    }

    .metric-strip .metric-item:last-child {
      border-right: none;
    }

    .metric-number {
      font-size: 42px;
      font-weight: 700;
      font-family: var(--font-serif);
      color: var(--accent);
      line-height: 1.2;
      font-feature-settings: "tnum";
    }

    .metric-label {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.75);
      margin-top: 8px;
      letter-spacing: 0.02em;
    }

    /* ===== Strategy Sections ===== */
    .strategy-section {
      padding: 80px 0;
      background: var(--white);
    }

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

    .section-intro {
      max-width: 720px;
      margin-bottom: 48px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 13px;
      font-weight: 500;
      color: var(--primary);
      background: rgba(14, 79, 58, 0.08);
      border-radius: 20px;
      padding: 4px 14px;
      margin-bottom: 14px;
    }

    .section-title {
      font-family: var(--font-serif);
      font-size: 30px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.4;
      margin-bottom: 14px;
    }

    .strategy-block {
      display: flex;
      align-items: center;
      gap: 56px;
      padding: 32px 0;
    }

    .strategy-block.reverse {
      flex-direction: row-reverse;
    }

    .strategy-copy {
      flex: 1;
    }

    .strategy-copy .tag-label {
      display: inline-flex;
      align-items: center;
      background: var(--accent-light);
      color: var(--primary);
      font-size: 13px;
      font-weight: 500;
      border-radius: 20px;
      padding: 3px 14px;
      margin-bottom: 16px;
    }

    .strategy-copy h3 {
      font-family: var(--font-serif);
      font-size: 24px;
      font-weight: 600;
      color: var(--text);
      line-height: 1.4;
      margin-bottom: 14px;
    }

    .strategy-copy p {
      color: var(--text-secondary);
      line-height: 1.8;
      font-size: 15px;
      margin-bottom: 20px;
    }

    .strategy-list {
      margin-top: 8px;
    }

    .strategy-list li {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      color: var(--text-secondary);
      font-size: 14px;
      padding: 6px 0;
      line-height: 1.6;
    }

    .strategy-list li i {
      color: var(--accent);
      margin-top: 4px;
      font-size: 12px;
    }

    .strategy-visual {
      flex: 1;
      position: relative;
    }

    .strategy-visual img {
      width: 100%;
      height: 340px;
      object-fit: cover;
      border-radius: 8px;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .strategy-block:hover .strategy-visual img {
      box-shadow: var(--shadow-hover);
    }

    .strategy-visual::after {
      content: "";
      position: absolute;
      top: 16px;
      left: 16px;
      right: -8px;
      bottom: -8px;
      border: 1px solid var(--accent);
      border-radius: 8px;
      z-index: -1;
      opacity: 0.5;
    }

    /* ===== Related Cards ===== */
    .related-section {
      padding: 80px 0;
      background: var(--bg-alt);
    }

    .related-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 24px;
      margin-top: 40px;
    }

    .related-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .related-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 3px;
      height: 100%;
      background: var(--primary);
      opacity: 0;
      transition: var(--transition);
    }

    .related-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--accent);
    }

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

    .related-card .card-icon {
      width: 48px;
      height: 48px;
      border-radius: 12px;
      background: rgba(14, 79, 58, 0.08);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
      margin-bottom: 20px;
    }

    .related-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      margin-bottom: 10px;
      font-family: var(--font-sans);
    }

    .related-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      flex: 1;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      margin-top: 20px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
    }

    .card-link i {
      transition: transform 0.3s ease;
      font-size: 12px;
    }

    .related-card:hover .card-link i {
      transform: translateX(4px);
    }

    /* ===== FAQ ===== */
    .faq-section {
      padding: 80px 0;
      background: var(--white);
    }

    .faq-list {
      max-width: 820px;
      margin: 40px auto 0;
    }

    .faq-item {
      border-bottom: 1px solid var(--border);
      transition: background 0.3s ease;
    }

    .faq-item:first-child {
      border-top: 1px solid var(--border);
    }

    .faq-item.active {
      background: var(--bg);
    }

    .faq-question {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 600;
      font-size: 16px;
      color: var(--text);
      transition: var(--transition);
      gap: 16px;
    }

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

    .faq-icon {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      border: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
      color: var(--primary);
      font-size: 14px;
      flex-shrink: 0;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
      color: var(--text-secondary);
      line-height: 1.8;
      font-size: 15px;
    }

    .faq-answer p {
      padding: 0 24px 20px;
    }

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

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

    /* ===== CTA ===== */
    .cta-section {
      background: var(--dark);
      padding: 72px 0;
      position: relative;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, transparent, var(--accent), transparent);
    }

    .cta-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 48px;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    .cta-content {
      flex: 1;
      min-width: 280px;
    }

    .cta-title {
      color: #fff;
      font-size: 30px;
      font-family: var(--font-serif);
      line-height: 1.4;
      font-weight: 600;
      margin-bottom: 12px;
    }

    .cta-sub {
      color: rgba(255, 255, 255, 0.7);
      font-size: 15px;
      line-height: 1.7;
      max-width: 460px;
    }

    .cta-form-wrap {
      flex: 1;
      min-width: 300px;
      max-width: 460px;
    }

    .cta-form {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
    }

    .cta-form input {
      height: 44px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.22);
      background: rgba(255, 255, 255, 0.1);
      color: #fff;
      padding: 0 16px;
      flex: 1;
      min-width: 180px;
      outline: none;
      font-size: 14px;
      transition: all 0.3s ease;
    }

    .cta-form input::placeholder {
      color: rgba(255, 255, 255, 0.5);
    }

    .cta-form input:focus {
      outline: 2px solid var(--accent);
      outline-offset: 0;
      background: rgba(255, 255, 255, 0.16);
      border-color: transparent;
    }

    .cta-form .btn-primary {
      height: 44px;
      white-space: nowrap;
    }

    .cta-note {
      font-size: 12px;
      color: rgba(255, 255, 255, 0.4);
      margin-top: 12px;
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, 0.8);
      padding: 64px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 0.8fr 0.8fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-logo {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      font-family: var(--font-sans);
    }

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

    .footer-brand p {
      font-size: 14px;
      margin-top: 12px;
      color: rgba(255, 255, 255, 0.6);
      line-height: 1.8;
      max-width: 340px;
    }

    .social-icons {
      display: flex;
      gap: 12px;
      margin-top: 20px;
    }

    .social-icons a {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      border: 1px solid rgba(255, 255, 255, 0.15);
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(255, 255, 255, 0.6);
      font-size: 14px;
      transition: var(--transition);
    }

    .social-icons a:hover {
      border-color: var(--accent);
      color: var(--accent);
      transform: translateY(-2px);
    }

    .footer-col h4 {
      color: #fff;
      font-size: 14px;
      font-weight: 700;
      letter-spacing: 0.08em;
      margin-bottom: 18px;
      text-transform: uppercase;
    }

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

    .footer-col a {
      color: rgba(255, 255, 255, 0.65);
      font-size: 14px;
      text-decoration: none;
      transition: color 0.3s ease;
    }

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

    .footer-contact li {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 10px;
      display: flex;
      align-items: flex-start;
      gap: 8px;
      line-height: 1.6;
    }

    .footer-contact i {
      width: 16px;
      color: var(--accent);
      font-size: 13px;
      margin-top: 4px;
    }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      padding: 22px 0;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.4);
      flex-wrap: wrap;
      gap: 8px;
    }

    /* ===== Reveal Animation ===== */
    .reveal {
      opacity: 0;
      transform: translateY(12px);
      transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    }

    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    @media (prefers-reduced-motion: reduce) {
      .reveal {
        opacity: 1;
        transform: none;
        transition: none;
      }
      html {
        scroll-behavior: auto;
      }
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .container {
        padding: 0 20px;
      }
      .header-search {
        width: 180px;
      }
      .strategy-block,
      .strategy-block.reverse {
        gap: 32px;
      }
      .strategy-visual img {
        height: 280px;
      }
      .related-grid {
        grid-template-columns: 1fr 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .page-hero {
        padding: 48px 0 56px;
      }
      .page-hero h1 {
        font-size: 26px;
      }
      .section-title {
        font-size: 24px;
      }
      .strategy-block,
      .strategy-block.reverse {
        flex-direction: column;
        gap: 28px;
        padding: 24px 0;
      }
      .strategy-visual img {
        height: 240px;
      }
      .metric-number {
        font-size: 34px;
      }
      .cta-inner {
        flex-direction: column;
        gap: 32px;
      }
      .cta-form input {
        min-width: 100%;
      }
    }

    @media (max-width: 640px) {
      .container {
        padding: 0 16px;
      }
      .header-top {
        height: 56px;
      }
      .header-search {
        display: none;
      }
      .header-top .btn-primary {
        padding: 9px 16px;
        font-size: 13px;
      }
      .logo-text {
        font-size: 16px;
      }
      .logo-icon svg {
        width: 30px;
        height: 30px;
      }
      .page-hero {
        padding: 40px 0 48px;
        background-size: cover;
      }
      .page-hero h1 {
        font-size: 24px;
        line-height: 1.4;
      }
      .hero-actions {
        flex-direction: column;
        width: 100%;
      }
      .hero-actions .btn-primary,
      .hero-actions .btn-outline {
        width: 100%;
      }
      .metric-strip {
        padding: 40px 0;
      }
      .metric-strip .metric-item {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding: 16px 0;
      }
      .metric-strip .metric-item:last-child {
        border-bottom: none;
      }
      .related-grid {
        grid-template-columns: 1fr;
      }
      .faq-question {
        font-size: 15px;
        padding: 16px 16px;
      }
      .faq-answer p {
        padding: 0 16px 16px;
      }
      .cta-section {
        padding: 56px 0;
      }
      .cta-title {
        font-size: 24px;
      }
      .cta-form {
        flex-direction: column;
      }
      .cta-form input {
        width: 100%;
        min-width: 0;
      }
      .cta-form .btn-primary {
        width: 100%;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }
      .strategy-visual::after {
        top: 8px;
        left: 8px;
        right: -4px;
        bottom: -4px;
      }
    }

/* roulang page: category2 */
:root{
  --primary:#0E4F3A;
  --accent:#C7A65E;
  --bg:#F6F4EF;
  --dark:#0A2A20;
  --light:#F0EDE5;
  --text:#1F2A25;
  --text-secondary:#5F6E67;
  --text-muted:#9AA6A1;
  --border:#E3DED4;
  --success:#2E8B67;
  --warning:#B85C3C;
  --radius-lg:16px;
  --radius-sm:10px;
  --radius-btn:6px;
  --shadow:0 8px 30px rgba(10,42,32,.08);
  --shadow-hover:0 12px 40px rgba(10,42,32,.14);
  --transition:.3s ease;
  --font-body:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-head:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;transition:color .3s}
img{max-width:100%;height:auto;display:block;object-fit:cover;border-radius:8px}
ul,ol{list-style:none}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 12px rgba(10,42,32,.06)}
.header-top{border-bottom:1px solid var(--border)}
.header-top .inner{display:flex;align-items:center;justify-content:space-between;height:60px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{width:36px;height:36px}
.logo-icon svg{width:100%;height:100%}
.logo-text{font-size:20px;font-weight:700;color:var(--primary);letter-spacing:.01em;font-family:var(--font-head)}
.logo-text span{color:var(--accent)}
.header-search{position:relative;max-width:240px;flex:1}
.header-search input{
  width:100%;height:40px;border-radius:24px;border:1px solid transparent;
  background:#F3F1ED;padding:0 42px 0 18px;font-size:14px;color:var(--text);
  outline:none;transition:border-color .3s,background .3s;
}
.header-search input:focus{background:#fff;border-color:var(--accent)}
.header-search i{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:14px;pointer-events:none}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--primary);color:#fff !important;border:none;
  padding:10px 28px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;
  cursor:pointer;transition:background var(--transition),transform var(--transition),box-shadow var(--transition);
}
.btn-primary:hover{background:#125f46;transform:translateY(-3px);box-shadow:0 8px 24px rgba(14,79,58,.3)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.header-tabs{background:#FBF9F5;border-bottom:1px solid var(--border)}
.header-tabs nav{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.header-tabs nav::-webkit-scrollbar{display:none}
.tab-item{
  display:inline-flex;align-items:center;height:36px;padding:0 20px;
  border-radius:20px;font-size:14px;font-weight:500;color:var(--text-secondary);
  white-space:nowrap;transition:background .3s,color .3s;flex-shrink:0;
}
.tab-item:hover{background:#EEEAE2;color:var(--primary)}
.tab-item.active{background:var(--primary);color:#fff;font-weight:600}
.tab-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Page Hero */
.page-hero{
  position:relative;padding:88px 0;background:linear-gradient(135deg,#F6F4EF 0%,#EDEBE3 60%,#E8E0D0 100%);
  overflow:hidden;border-bottom:1px solid var(--border);
}
.page-hero .deco{
  position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,166,94,.18) 0%,transparent 70%);pointer-events:none;
}
.hero-grid{display:flex;align-items:center;gap:60px;position:relative;z-index:2}
.hero-content{flex:1.1}
.breadcrumb{font-size:13px;color:var(--text-muted);margin-bottom:24px;letter-spacing:.02em}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 8px;color:var(--border)}
.hero-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  color:var(--primary);background:rgba(14,79,58,.08);border:1px solid rgba(14,79,58,.15);
  padding:4px 16px;border-radius:20px;letter-spacing:.04em;margin-bottom:20px;
}
.page-hero h1{
  font-family:var(--font-head);font-size:44px;line-height:1.3;font-weight:600;
  color:var(--primary);letter-spacing:.01em;margin-bottom:20px;
}
.page-hero h1 span{color:var(--accent)}
.page-hero .lead{
  font-size:18px;line-height:1.8;color:var(--text-secondary);max-width:540px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--primary) !important;border:1.5px solid var(--primary);
  padding:10px 28px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;
  cursor:pointer;transition:background var(--transition),transform var(--transition),border-color var(--transition);
}
.btn-outline:hover{background:#F3E9D8;border-color:var(--accent);transform:translateY(-3px)}
.btn-outline:active{transform:scale(.98)}
.btn-outline:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.hero-stats{display:flex;gap:0;margin-top:40px;border-top:1px solid var(--border);padding-top:28px}
.hero-stat{padding:0 28px;border-right:1px solid var(--border);text-align:center}
.hero-stat:first-child{padding-left:0}
.hero-stat:last-child{border-right:none}
.hero-stat .num{
  font-size:28px;font-weight:700;color:var(--primary);font-family:var(--font-head);
  font-feature-settings:"tnum";line-height:1.2;
}
.hero-stat .label{font-size:13px;color:var(--text-muted);margin-top:4px}
.hero-image{flex:.9;position:relative}
.hero-image .img-wrap{
  position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);
  background:var(--light);
}
.hero-image .img-wrap::before{
  content:"";position:absolute;top:-14px;left:-14px;width:60%;height:60%;
  border:2px solid var(--accent);border-radius:20px;z-index:-1;
}
.hero-image img{width:100%;height:360px;object-fit:cover}

/* Section common */
.section{padding:88px 0}
.section-light{background:var(--light)}
.section-dark{background:var(--dark);color:#fff}
.section-white{background:#fff}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  color:var(--accent);letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px;
}
.section-tag::before{content:"";width:24px;height:1px;background:var(--accent)}
.section-tag::after{content:"";width:24px;height:1px;background:var(--accent)}
.section-head h2{
  font-family:var(--font-head);font-size:30px;font-weight:600;color:var(--primary);
  line-height:1.4;letter-spacing:.01em;
}
.section-head p{font-size:16px;color:var(--text-secondary);margin-top:12px}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:rgba(255,255,255,.7)}

/* Feature blocks */
.feature-block{display:flex;align-items:center;gap:64px;margin-bottom:88px}
.feature-block:last-child{margin-bottom:0}
.feature-block.reverse{flex-direction:row-reverse}
.feature-media{flex:1;position:relative}
.feature-media .img-wrap{
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  background:var(--light);transition:box-shadow var(--transition);
}
.feature-block:hover .feature-media .img-wrap{box-shadow:var(--shadow-hover)}
.feature-media img{width:100%;height:320px;object-fit:cover;transition:transform .6s ease}
.feature-block:hover .feature-media img{transform:scale(1.03)}
.feature-media .badge{
  position:absolute;bottom:16px;left:16px;background:rgba(10,42,32,.85);color:#fff;
  font-size:12px;font-weight:600;padding:6px 16px;border-radius:20px;backdrop-filter:blur(4px);
  letter-spacing:.03em;
}
.feature-content{flex:1}
.feature-content .step-no{
  font-family:var(--font-head);font-size:14px;color:var(--accent);font-weight:600;
  letter-spacing:.08em;margin-bottom:8px;
}
.feature-content h3{
  font-size:24px;font-weight:600;color:var(--primary);line-height:1.4;margin-bottom:16px;
  font-family:var(--font-head);
}
.feature-content p{font-size:16px;color:var(--text-secondary);line-height:1.9}
.feature-content .feature-list{margin-top:20px}
.feature-content .feature-list li{
  display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text);
  margin-bottom:10px;line-height:1.6;
}
.feature-content .feature-list i{color:var(--accent);font-size:14px;margin-top:4px;flex-shrink:0}

/* Process */
.process-grid{display:flex;gap:4px;margin-top:16px}
.process-item{
  flex:1;text-align:center;padding:0 24px;position:relative;
}
.process-item:not(:last-child)::after{
  content:"";position:absolute;top:40px;right:-2px;width:calc(100% - 40px);height:1px;
  background:linear-gradient(to right,var(--accent),transparent);
}
.process-step{
  width:56px;height:56px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;
  margin:0 auto 20px;position:relative;z-index:2;box-shadow:0 4px 16px rgba(14,79,58,.3);
  font-feature-features:"tnum";
}
.process-item h3{font-size:18px;font-weight:600;color:var(--primary);margin-bottom:10px}
.process-item p{font-size:14px;color:var(--text-secondary);line-height:1.7}

/* Stats strip */
.stats-strip{display:flex;gap:0;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;background:#fff}
.stat-item{
  flex:1;text-align:center;padding:48px 32px;border-right:1px solid var(--border);
  transition:background var(--transition);
}
.stat-item:last-child{border-right:none}
.stat-item:hover{background:var(--light)}
.stat-item .num{
  font-size:44px;font-weight:700;color:var(--primary);font-family:var(--font-head);
  font-feature-settings:"tnum";line-height:1.2;letter-spacing:.01em;
}
.stat-item .num sup{font-size:20px;color:var(--accent)}
.stat-item .label{font-size:14px;color:var(--text-muted);margin-top:8px;font-weight:500}

/* Scenarios */
.scenario-grid{display:flex;gap:32px}
.scenario-card{
  flex:1;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:40px 32px;transition:box-shadow var(--transition),transform var(--transition),border-color var(--transition);
}
.scenario-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:var(--accent)}
.scenario-icon{
  width:64px;height:64px;border-radius:16px;background:rgba(14,79,58,.08);
  display:flex;align-items:center;justify-content:center;margin-bottom:24px;
}
.scenario-icon i{font-size:26px;color:var(--primary)}
.scenario-card h3{font-size:20px;font-weight:600;color:var(--text);margin-bottom:14px;line-height:1.5}
.scenario-card p{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:20px}
.scenario-card .link-more{
  font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;
}
.scenario-card .link-more:hover{color:var(--accent)}
.scenario-card .link-more i{font-size:12px;transition:transform .3s}
.scenario-card .link-more:hover i{transform:translateX(4px)}

/* Related topics */
.topic-grid{display:flex;gap:24px;flex-wrap:wrap}
.topic-card{
  flex:1;min-width:220px;display:flex;align-items:center;gap:16px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:20px 28px;transition:box-shadow var(--transition),transform var(--transition),border-color var(--transition);
}
.topic-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--accent)}
.topic-card i{font-size:22px;color:var(--primary);flex-shrink:0}
.topic-card .t-info{flex:1}
.topic-card .t-info .t-name{font-size:16px;font-weight:600;color:var(--text)}
.topic-card .t-info .t-desc{font-size:13px;color:var(--text-muted);margin-top:2px}
.topic-card .arrow{color:var(--text-muted);font-size:14px;transition:color .3s,transform .3s}
.topic-card:hover .arrow{color:var(--accent);transform:translateX(4px)}

/* FAQ */
.faq-wrap{max-width:840px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border);transition:background .3s}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-item.open{background:var(--light)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:24px 20px;cursor:pointer;font-size:16px;font-weight:600;color:var(--text);
  transition:color .3s;
}
.faq-q:hover{color:var(--primary)}
.faq-q .icon{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--accent);
  flex-shrink:0;transition:background .3s,color .3s,transform .3s;
}
.faq-item.open .faq-q .icon{background:var(--primary);color:#fff;transform:rotate(45deg);border-color:var(--primary)}
.faq-a{display:none;padding:0 20px 24px;font-size:15px;color:var(--text-secondary);line-height:1.9}

/* CTA */
.cta-section{
  position:relative;background:var(--dark);color:#fff;text-align:center;
  padding:88px 0;overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(to right,transparent,var(--accent),transparent);
}
.cta-section .deco{
  position:absolute;bottom:-80px;left:50%;transform:translateX(-50%);
  width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(199,166,94,.12) 0%,transparent 70%);pointer-events:none;
}
.cta-section h2{
  font-family:var(--font-head);font-size:32px;font-weight:600;line-height:1.4;
  margin-bottom:16px;position:relative;z-index:2;
}
.cta-section p{font-size:16px;color:rgba(255,255,255,.75);margin-bottom:36px;position:relative;z-index:2}
.cta-section .btn-primary{
  background:var(--accent);color:var(--dark) !important;font-size:16px;padding:14px 40px;
}
.cta-section .btn-primary:hover{background:#d4b678;box-shadow:0 8px 30px rgba(199,166,94,.4)}

/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:72px 0 0}
.footer-grid{display:flex;gap:48px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{flex:1.4}
.footer-logo{font-size:22px;font-weight:700;color:#fff;font-family:var(--font-head);margin-bottom:16px}
.footer-logo span{color:var(--accent)}
.footer-brand p{font-size:15px;line-height:1.8;margin-bottom:20px}
.social-icons{display:flex;gap:12px}
.social-icons a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);
  font-size:15px;transition:background .3s,color .3s,border-color .3s;
}
.social-icons a:hover{background:var(--accent);border-color:var(--accent);color:var(--dark)}
.footer-col{flex:1}
.footer-col h4{
  font-size:13px;font-weight:700;color:#fff;letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:20px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.6);transition:color .3s,padding-left .3s}
.footer-col ul a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;font-size:14px;
  color:rgba(255,255,255,.6);line-height:1.6;margin-bottom:12px;
}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:14px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:24px 0;font-size:13px;color:rgba(255,255,255,.4);
}

/* Responsive */
@media(max-width:1024px){
  .container{padding:0 20px}
  .page-hero{padding:64px 0}
  .hero-grid{gap:40px}
  .hero-image .img-wrap img{height:280px}
  .feature-block{gap:40px}
  .feature-media img{height:260px}
  .process-grid{gap:8px}
  .process-item:not(:last-child)::after{top:36px}
  .footer-grid{flex-wrap:wrap;gap:40px}
  .footer-brand{flex:100%}
  .footer-col{flex:1;min-width:160px}
}
@media(max-width:768px){
  .page-hero{padding:48px 0}
  .hero-grid{flex-direction:column-reverse}
  .hero-image .img-wrap img{height:220px}
  .page-hero h1{font-size:34px}
  .hero-stats{margin-top:24px;padding-top:20px}
  .hero-stat{padding:0 16px}
  .hero-stat .num{font-size:22px}
  .section{padding:64px 0}
  .section-head{margin-bottom:40px}
  .section-head h2{font-size:26px}
  .feature-block,.feature-block.reverse{flex-direction:column;gap:32px;margin-bottom:64px}
  .feature-media img{height:240px}
  .process-grid{flex-wrap:wrap}
  .process-item{flex:50%;min-width:200px;margin-bottom:32px}
  .process-item:not(:last-child)::after{display:none}
  .stats-strip{flex-wrap:wrap;border:none;gap:12px}
  .stat-item{border:1px solid var(--border);border-radius:var(--radius-sm);padding:32px 16px;flex:45%}
  .stat-item:nth-child(2){border-right:1px solid var(--border)}
  .scenario-grid{flex-direction:column;gap:24px}
  .topic-grid{flex-direction:column;gap:16px}
  .footer-grid{flex-direction:column;gap:32px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .header-search{display:none}
  .header-top .inner .btn-primary{display:none}
  .page-hero h1{font-size:30px}
  .hero-actions .btn-primary,.hero-actions .btn-outline{width:100%;text-align:center}
  .hero-stat .num{font-size:20px}
  .hero-stat .label{font-size:12px}
  .hero-stat{padding:0 12px}
  .section{padding:48px 0}
  .process-item{flex:100%}
  .stat-item{flex:100%}
  .scenario-card{padding:28px 24px}
  .cta-section h2{font-size:26px}
  .cta-section .btn-primary{width:100%}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important}
}

/* roulang page: category3 */
:root {
  --primary: #0E4F3A;
  --primary-dark: #0A2A20;
  --accent: #C7A65E;
  --accent-light: #F3E9D8;
  --bg: #F6F4EF;
  --bg-soft: #F0EDE5;
  --text: #1F2A25;
  --text-secondary: #5F6E67;
  --text-muted: #9AA6A1;
  --border: #E3DED4;
  --success: #2E8B67;
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --shadow: 0 8px 30px rgba(10, 42, 32, 0.08);
  --shadow-hover: 0 12px 40px rgba(10, 42, 32, 0.14);
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  --font-title: "Songti SC", "Noto Serif CJK SC", "Source Han Serif SC", serif;
  --transition: 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color 0.3s ease; }
ul, ol { list-style: none; }
button, input { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-primary:hover { background: #115D43; transform: translateY(-3px); box-shadow: var(--shadow-hover); color: #fff; }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 13px 30px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}
.btn-outline:hover { background: var(--accent-light); transform: translateY(-3px); }
.btn-outline:active { transform: scale(0.98); }
.btn-outline:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: #fff;
  box-shadow: 0 2px 12px rgba(10, 42, 32, 0.06);
}
.header-top { background: #fff; border-bottom: 1px solid var(--border); }
.header-top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 60px;
}
.logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon { display: inline-flex; }
.logo-text { font-size: 18px; font-weight: 700; color: var(--primary); letter-spacing: 0.01em; }
.logo-text span { color: var(--accent); }
.header-search {
  position: relative;
  width: 240px;
  flex-shrink: 0;
}
.header-search input {
  width: 100%;
  height: 40px;
  border: 1px solid transparent;
  border-radius: 24px;
  background: #F0EDE5;
  padding: 0 42px 0 18px;
  font-size: 14px;
  color: var(--text);
  transition: all var(--transition);
  outline: none;
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search input:focus {
  background: #fff;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(199, 166, 94, 0.18);
}
.header-search i {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}
.header-tabs { background: #FAF8F4; border-bottom: 1px solid var(--border); }
.header-tabs .container {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.header-tabs .container::-webkit-scrollbar { display: none; }
.tab-item {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 20px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all var(--transition);
  border: 1px solid transparent;
}
.tab-item:hover { color: var(--primary); background: rgba(14, 79, 58, 0.06); }
.tab-item.active {
  background: var(--primary);
  color: #fff;
  font-weight: 600;
}
.tab-item.active:hover { background: var(--primary); color: #fff; }

/* ===== Breadcrumb ===== */
.breadcrumb {
  background: var(--bg);
  padding: 16px 0 0;
  font-size: 13px;
  color: var(--text-muted);
}
.breadcrumb .container { display: flex; align-items: center; gap: 8px; }
.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: #C9C4BA; }
.breadcrumb .current { color: var(--primary); font-weight: 500; }

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 68px 0 88px;
  overflow: hidden;
  background: linear-gradient(135deg, #F6F4EF 0%, #F0EDE5 60%, #EDE8DE 100%);
}
.page-hero::before {
  content: "";
  position: absolute;
  right: -100px;
  top: -100px;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(199,166,94,0.16) 0%, rgba(199,166,94,0) 70%);
  pointer-events: none;
}
.page-hero::after {
  content: "";
  position: absolute;
  left: -80px;
  bottom: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(14,79,58,0.07) 0%, rgba(14,79,58,0) 70%);
  border-radius: 50%;
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(199, 166, 94, 0.14);
  color: #8A6D35;
  border: 1px solid rgba(199, 166, 94, 0.35);
  border-radius: 24px;
  padding: 4px 16px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 20px;
}
.page-hero h1 {
  font-family: var(--font-title);
  font-size: 42px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--primary);
  letter-spacing: 0.01em;
  margin-bottom: 18px;
}
.hero-lead {
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }
.hero-stats {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--border);
  padding-top: 28px;
  max-width: 480px;
}
.hero-stat {
  flex: 1;
  padding: 0 24px;
  border-right: 1px solid var(--border);
}
.hero-stat:first-child { padding-left: 0; }
.hero-stat:last-child { border-right: none; }
.hero-stat .num {
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  font-feature-settings: "tnum";
  line-height: 1.2;
}
.hero-stat .label { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.hero-visual { position: relative; }
.hero-visual::before {
  content: "";
  position: absolute;
  left: -18px;
  top: -18px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--accent);
  border-radius: 20px;
  z-index: 0;
}
.hero-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: var(--shadow-hover);
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ===== Section Head ===== */
.section-head { margin-bottom: 52px; max-width: 680px; }
.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 10px;
}
.section-head h2 {
  font-family: var(--font-title);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text);
}
.section-head p { font-size: 16px; color: var(--text-secondary); margin-top: 14px; line-height: 1.8; }

/* ===== Services ===== */
.services-section { background: #fff; }
.service-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 24px;
  align-items: stretch;
}
.service-tall {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.service-tall:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.service-tall img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.service-tall .mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,42,32,0.1) 0%, rgba(10,42,32,0.78) 100%);
}
.service-tall .content {
  position: relative;
  z-index: 1;
  padding: 32px;
  color: #fff;
}
.service-tall .content h3 { font-size: 22px; font-weight: 600; margin-bottom: 8px; font-family: var(--font-title); }
.service-tall .content p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.88); }
.service-list { display: flex; flex-direction: column; gap: 24px; }
.service-row {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  align-items: flex-start;
}
.service-row:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  background: #fff;
  transform: translateY(-3px);
}
.service-row .icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(14, 79, 58, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: all var(--transition);
}
.service-row:hover .icon { background: var(--primary); color: #fff; }
.service-row .txt h3 { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
.service-row .txt p { font-size: 14px; color: var(--text-secondary); line-height: 1.75; }
.service-row .status {
  margin-left: auto;
  flex-shrink: 0;
  align-self: center;
  font-size: 12px;
  font-weight: 600;
  color: var(--success);
  background: rgba(46,139,103,0.1);
  border-radius: 14px;
  padding: 2px 12px;
  white-space: nowrap;
}

/* ===== Scenarios ===== */
.scenario-section { background: var(--bg-soft); }
.scenario-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 64px;
}
.scenario-block:last-child { margin-bottom: 0; }
.scenario-block.reverse .scenario-img { order: 2; }
.scenario-block.reverse .scenario-text { order: 1; }
.scenario-img { position: relative; }
.scenario-img .thumb {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: all var(--transition);
}
.scenario-img .thumb:hover { box-shadow: var(--shadow-hover); transform: scale(1.01); }
.scenario-img::after {
  content: "";
  position: absolute;
  right: -14px;
  bottom: -14px;
  width: 100%;
  height: 100%;
  border: 2px solid var(--accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}
.scenario-text .num {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
  font-feature-settings: "tnum";
}
.scenario-text h3 { font-family: var(--font-title); font-size: 24px; font-weight: 600; margin-bottom: 14px; color: var(--text); }
.scenario-text p { font-size: 15px; color: var(--text-secondary); line-height: 1.85; margin-bottom: 18px; }
.scenario-text ul li { font-size: 14px; color: var(--text-secondary); padding-left: 20px; position: relative; margin-bottom: 8px; }
.scenario-text ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* ===== Process ===== */
.process-section {
  background: var(--primary-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.process-section::before {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(199,166,94,0.16) 0%, rgba(199,166,94,0) 70%);
}
.process-section .section-head h2 { color: #fff; }
.process-section .section-head p { color: rgba(255,255,255,0.65); }
.process-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  position: relative;
  z-index: 1;
}
.process-item {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}
.process-item:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--accent);
  transform: translateY(-4px);
}
.process-item .step {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.process-item .step .no {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary-dark);
  background: var(--accent);
  border-radius: 6px;
  padding: 2px 10px;
  font-feature-settings: "tnum";
  letter-spacing: 0.04em;
}
.process-item .step .line { flex: 1; height: 1px; background: rgba(255,255,255,0.14); }
.process-item h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.process-item p { font-size: 14px; color: rgba(255,255,255,0.7); line-height: 1.75; }
.process-item .meta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 12px;
  color: var(--accent);
  background: rgba(199,166,94,0.14);
  border-radius: 14px;
  padding: 2px 12px;
}

/* ===== Topic Cards ===== */
.topic-section { background: #fff; }
.topic-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.topic-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.topic-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: var(--primary); }
.topic-card:nth-child(2) { background: var(--primary-dark); border-color: transparent; }
.topic-card .thumb { overflow: hidden; }
.topic-card .thumb img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.topic-card:hover .thumb img { transform: scale(1.04); }
.topic-card .body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.topic-card .tag {
  display: inline-block;
  align-self: flex-start;
  background: rgba(14,79,58,0.1);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  border-radius: 20px;
  padding: 2px 12px;
  margin-bottom: 10px;
}
.topic-card:nth-child(2) .tag { background: rgba(199,166,94,0.18); color: var(--accent); }
.topic-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.topic-card:nth-child(2) h3 { color: #fff; }
.topic-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.75; flex: 1; }
.topic-card:nth-child(2) p { color: rgba(255,255,255,0.68); }
.topic-card .link {
  margin-top: 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-underline-offset: 4px;
}
.topic-card .link:hover { color: var(--accent); text-decoration: underline; }
.topic-card:nth-child(2) .link { color: var(--accent); }

/* ===== FAQ ===== */
.faq-section { background: var(--bg); }
.faq-list { max-width: 840px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all var(--transition);
}
.faq-item.active { border-color: var(--primary); box-shadow: var(--shadow); }
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 28px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: background 0.3s ease;
}
.faq-q:hover { background: #F9F7F2; }
.faq-q .icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(14,79,58,0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.3s ease;
}
.faq-item.active .faq-q .icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 28px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.85;
}
.faq-item.active .faq-a {
  max-height: 300px;
  padding-bottom: 24px;
}

/* ===== CTA Banner ===== */
.cta-banner {
  position: relative;
  background: var(--primary-dark);
  padding: 88px 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  text-align: center;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,42,32,0.9) 0%, rgba(10,42,32,0.82) 100%);
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner .cta-line {
  width: 64px;
  height: 2px;
  background: var(--accent);
  margin: 0 auto 24px;
}
.cta-banner h2 {
  font-family: var(--font-title);
  font-size: 34px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.cta-banner p { font-size: 16px; color: rgba(255,255,255,0.75); max-width: 620px; margin: 0 auto 36px; line-height: 1.8; }
.cta-banner .btn-group { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.cta-banner .btn-primary { background: var(--accent); border-color: var(--accent); color: var(--primary-dark); }
.cta-banner .btn-primary:hover { background: #D4B672; }
.cta-banner .btn-outline { border-color: rgba(255,255,255,0.8); color: #fff; }
.cta-banner .btn-outline:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ===== Footer ===== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.72); padding: 72px 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
}
.footer-logo { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-logo span { color: var(--accent); }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,0.6); max-width: 280px; }
.social-icons { display: flex; gap: 12px; margin-top: 22px; }
.social-icons a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  transition: all var(--transition);
}
.social-icons a:hover { background: var(--accent); border-color: var(--accent); color: var(--primary-dark); }
.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.7); transition: all var(--transition); }
.footer-col ul li a:hover { color: var(--accent); padding-left: 6px; }
.footer-contact li { display: flex; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 12px; }
.footer-contact i { color: var(--accent); margin-top: 4px; width: 16px; text-align: center; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-visual img { animation: none; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .section { padding: 72px 0; }
  .hero-grid { gap: 32px; }
  .hero-visual img { height: 340px; }
  .service-grid { grid-template-columns: 4fr 6fr; gap: 18px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .topic-grid { grid-template-columns: 1fr 1fr; }
  .scenario-block { gap: 32px; }
}

@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 560px; }
  .hero-visual img { height: 300px; }
  .page-hero { padding: 48px 0 64px; }
  .page-hero h1 { font-size: 32px; }
  .hero-stats { gap: 8px; padding-top: 20px; }
  .hero-stat { padding: 0 12px; }
  .hero-stat .num { font-size: 24px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-tall { min-height: 320px; }
  .scenario-block { grid-template-columns: 1fr; gap: 28px; }
  .scenario-block.reverse .scenario-img { order: 1; }
  .scenario-block.reverse .scenario-text { order: 2; }
  .topic-grid { grid-template-columns: 1fr; }
  .process-list { grid-template-columns: 1fr; gap: 20px; }
  .cta-banner { padding: 64px 0; }
  .cta-banner h2 { font-size: 28px; }
  .header-search { width: 180px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section { padding: 56px 0; }
  .header-top .container { gap: 12px; height: 56px; }
  .header-search { width: 42px; }
  .header-search input { padding: 0; font-size: 0; background: transparent; border: none; }
  .header-search input::placeholder { font-size: 0; }
  .header-search i { right: 12px; }
  .header-top .btn-primary { padding: 10px 16px; font-size: 13px; }
  .header-tabs .container { padding: 0 10px; gap: 6px; }
  .page-hero h1 { font-size: 28px; }
  .hero-lead { font-size: 15px; }
  .hero-visual img { height: 240px; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .hero-cta .btn-primary, .hero-cta .btn-outline { width: 100%; }
  .hero-stat .num { font-size: 20px; }
  .hero-stat .label { font-size: 11px; }
  .section-head h2 { font-size: 26px; }
  .service-row { flex-direction: column; padding: 24px; }
  .service-row .status { align-self: flex-start; }
  .scenario-text h3 { font-size: 21px; }
  .scenario-img .thumb { height: 240px; }
  .process-item { padding: 24px; }
  .topic-card h3 { font-size: 17px; }
  .faq-q { padding: 18px 20px; font-size: 15px; }
  .faq-a { padding: 0 20px; }
  .faq-item.active .faq-a { padding-bottom: 18px; }
  .cta-banner h2 { font-size: 24px; }
  .cta-banner p { font-size: 14px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 520px) {
  .hero-stats { flex-direction: row; }
  .hero-stat { padding: 0 10px; border-right: 1px solid var(--border); }
  .hero-stat:last-child { border-right: none; }
  .btn-group .btn-primary, .btn-group .btn-outline { width: 100%; }
}