/* roulang page: index */
:root {
  --primary: #0F4C3A;
  --primary-dark: #0A2E24;
  --secondary: #C9A96E;
  --secondary-light: #E0CCA8;
  --bg: #FAF7F2;
  --bg-light: #F0F4F1;
  --text: #1C1C1A;
  --text-secondary: #5A5A56;
  --text-muted: #8A8A86;
  --accent: #E8733C;
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(10, 46, 36, 0.06);
  --shadow-md: 0 4px 14px rgba(10, 46, 36, 0.08);
  --shadow-hover: 0 8px 24px rgba(10, 46, 36, 0.12);
  --shadow-focus: 0 0 0 4px rgba(15, 76, 58, 0.15);
  --border: 1px solid rgba(15, 76, 58, 0.12);
  --border-gold: 1px solid rgba(201, 169, 110, 0.6);
  --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font-sans); line-height: 1.85; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; transition: all .2s ease; }
button, input, textarea, select { font-family: inherit; font-size: 1rem; }
h1, h2, h3, h4, h5, h6 { margin: 0; line-height: 1.2; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-header { margin-bottom: 48px; text-align: center; }
.section-header .eyebrow { display: inline-block; color: var(--secondary); font-size: .875rem; font-weight: 600; letter-spacing: .08em; margin-bottom: 12px; }
.section-header h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; color: var(--text); margin-bottom: 12px; }
.section-header .subtitle { color: var(--text-secondary); font-size: 1rem; max-width: 600px; margin: 0 auto; }
.section-tag { display: inline-block; padding: 6px 16px; border: 1px solid var(--secondary); border-radius: var(--radius-pill); background: rgba(201, 169, 110, 0.08); color: var(--primary); font-size: .8rem; font-weight: 500; letter-spacing: .04em; }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; cursor: pointer; border: none; transition: all .2s ease; text-align: center; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--secondary); color: var(--primary-dark); box-shadow: 0 6px 20px rgba(15,76,58,0.25); transform: translateY(-1px); }
.btn-primary:active { transform: scale(.98); }
.btn-outline { background: transparent; border: 1.5px solid rgba(255,255,255,.85); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); box-shadow: none; }
.btn-outline-light { background: transparent; border: 1.5px solid rgba(15,76,58,.3); color: var(--primary); }
.btn-outline-light:hover { background: var(--bg-light); border-color: var(--primary); }
.btn-dark { background: var(--primary-dark); color: #fff; }
.btn-dark:hover { background: var(--secondary); color: var(--primary-dark); }

.site-header { position: fixed; top: 0; left: 0; right: 0; height: 72px; z-index: 1000; background: rgba(250,247,242,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid rgba(15,76,58,.06); transition: background .3s, box-shadow .3s; }
.site-header.scrolled { background: #FAF7F2; box-shadow: 0 2px 20px rgba(10,46,36,.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.header-left { display: flex; align-items: center; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--primary); }
.logo-icon { width: 36px; height: 36px; flex-shrink: 0; }
.logo-text { font-size: 1.35rem; font-weight: 700; letter-spacing: .02em; color: var(--primary); }
.logo-text span { color: var(--secondary); }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a { font-size: .95rem; font-weight: 500; color: var(--text-secondary); padding: 26px 0 24px; position: relative; }
.main-nav a::after { content: ''; position: absolute; left: 0; bottom: 14px; width: 20px; height: 2px; background: var(--secondary); border-radius: 2px; opacity: 0; transform: scaleX(0); transform-origin: left; transition: transform .15s ease, opacity .15s ease; }
.main-nav a:hover { color: var(--primary); }
.main-nav a:hover::after { opacity: 1; transform: scaleX(1); }
.main-nav a.active { color: var(--primary); font-weight: 600; }
.main-nav a.active::after { opacity: 1; transform: scaleX(1); }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-cta { min-height: 40px; padding: 0 20px; font-size: .875rem; }
.menu-toggle { display: none; width: 44px; height: 44px; border: none; background: transparent; cursor: pointer; padding: 10px; flex-direction: column; justify-content: center; gap: 5px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: transform .2s, opacity .2s; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; position: fixed; top: 72px; left: 0; right: 0; background: #FAF7F2; padding: 20px 24px 28px; z-index: 999; box-shadow: 0 8px 30px rgba(10,46,36,.15); border-bottom: 1px solid rgba(201,169,110,.3); }
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; height: 48px; line-height: 48px; font-size: 1.05rem; font-weight: 500; color: var(--text); border-bottom: 1px solid rgba(15,76,58,.06); }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a.active { color: var(--primary); font-weight: 600; }
.mobile-menu .mobile-cta { margin-top: 16px; width: 100%; }

.hero { min-height: 78vh; display: flex; align-items: center; position: relative; background-image: linear-gradient(rgba(10,46,36,.72), rgba(10,46,36,.55)), url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; padding: 120px 0 80px; color: #fff; }
.hero-content { max-width: 760px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; background: rgba(255,255,255,.12); border: 1px solid rgba(201,169,110,.5); border-radius: var(--radius-pill); font-size: .8rem; letter-spacing: .06em; color: #fff; margin-bottom: 24px; backdrop-filter: blur(4px); }
.hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; line-height: 1.15; letter-spacing: -.01em; color: #fff; margin-bottom: 20px; }
.hero-divider { width: 48px; height: 3px; background: var(--secondary); border-radius: 3px; margin: 0 0 24px; }
.hero-subtitle { font-size: clamp(1rem, 1.5vw, 1.15rem); line-height: 1.8; color: rgba(255,255,255,.92); max-width: 560px; margin-bottom: 36px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 56px; }
.hero-stats { display: flex; border-top: 1px solid rgba(255,255,255,.25); padding-top: 36px; }
.hero-stat { flex: 1; text-align: center; padding: 0 24px; position: relative; }
.hero-stat:not(:first-child)::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 40px; background: rgba(255,255,255,.3); }
.hero-stat .num { font-size: clamp(1.6rem, 2.5vw, 2.2rem); font-weight: 800; color: var(--secondary); font-variant-numeric: tabular-nums; line-height: 1.2; }
.hero-stat .label { font-size: .85rem; color: rgba(255,255,255,.8); letter-spacing: .04em; margin-top: 6px; }

.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.services-grid .service-card.featured { grid-column: span 1; }
.services-grid .service-card.featured:last-child { grid-column: span 2; }
.service-card { background: #fff; border: var(--border); border-radius: var(--radius-lg); padding: 28px 24px; position: relative; overflow: hidden; box-shadow: var(--shadow-sm); transition: all .25s ease; }
.service-card::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--primary); transition: background .25s; }
.service-card:hover { background: var(--bg-light); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.service-card:hover::before { background: var(--secondary); }
.service-icon { width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; border-radius: 12px; background: rgba(15,76,58,.08); color: var(--primary); margin-bottom: 16px; }
.service-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.service-card p { font-size: .9rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.service-link { font-size: .875rem; color: var(--primary); font-weight: 500; display: inline-flex; align-items: center; gap: 4px; }
.service-link:hover { color: var(--secondary); }
.service-link .arrow { transition: transform .2s; }
.service-link:hover .arrow { transform: translateX(4px); }

.stats-section { background: var(--primary-dark); position: relative; overflow: hidden; }
.stats-section::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: url('/assets/images/backpic/back-2.webp'); background-size: cover; background-position: center; opacity: .12; }
.stats-section .container { position: relative; z-index: 1; }
.stats-line { height: 1px; background: linear-gradient(90deg, transparent, var(--secondary), transparent); margin-bottom: 60px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.stat-item { text-align: center; padding: 12px 16px; position: relative; }
.stat-item:not(:first-child)::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 56px; background: rgba(201,169,110,.35); }
.stat-item .num { font-size: clamp(2rem, 3vw, 2.8rem); font-weight: 800; color: var(--secondary); font-variant-numeric: tabular-nums; line-height: 1.2; }
.stat-item .label { font-size: .9rem; color: rgba(255,255,255,.78); margin-top: 8px; letter-spacing: .04em; }

.cases-wrap { display: flex; flex-direction: column; gap: 48px; }
.case-row { display: flex; align-items: center; gap: 48px; }
.case-row.reverse { flex-direction: row-reverse; }
.case-media { flex: 0 0 55%; }
.case-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 16 / 10; }
.case-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.case-row:hover .case-image img { transform: scale(1.03); }
.case-tag { position: absolute; top: 16px; left: 16px; z-index: 2; padding: 6px 14px; background: #fff; border: 1px solid var(--secondary); border-radius: var(--radius-pill); font-size: .75rem; font-weight: 600; color: var(--primary); backdrop-filter: blur(4px); }
.case-content { flex: 1; }
.case-content h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: 12px; color: var(--text); }
.case-content .case-desc { color: var(--text-secondary); font-size: .95rem; line-height: 1.75; margin-bottom: 20px; }
.case-metrics { display: flex; gap: 28px; flex-wrap: wrap; }
.case-metric .num { font-size: 1.5rem; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }
.case-metric .name { font-size: .8rem; color: var(--text-muted); letter-spacing: .03em; }

.solutions-wrap { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: stretch; }
.solution-main { background: var(--primary-dark); border-radius: var(--radius-lg); padding: 40px 32px; color: #fff; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; }
.solution-main .solution-flag { display: inline-block; padding: 4px 14px; border: 1px solid var(--secondary); border-radius: var(--radius-pill); font-size: .75rem; color: var(--secondary); letter-spacing: .06em; margin-bottom: 20px; }
.solution-main h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 12px; color: #fff; }
.solution-main .solution-desc { color: rgba(255,255,255,.8); font-size: .95rem; line-height: 1.7; margin-bottom: 20px; }
.solution-list { list-style: none; padding: 0; margin: 0 0 28px; }
.solution-list li { display: flex; align-items: flex-start; gap: 8px; color: rgba(255,255,255,.9); font-size: .9rem; margin-bottom: 10px; line-height: 1.6; }
.solution-list li .check { color: var(--secondary); font-weight: 700; flex-shrink: 0; mask: none; }
.solution-link { color: var(--secondary); font-weight: 500; font-size: .875rem; display: inline-flex; align-items: center; gap: 6px; }
.solution-link:hover { text-decoration: underline; }
.solution-side { display: flex; flex-direction: column; gap: 24px; }
.solution-card { background: #fff; border: var(--border); border-radius: var(--radius-lg); padding: 28px 24px; box-shadow: var(--shadow-sm); transition: box-shadow .2s, transform .2s; }
.solution-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.solution-card h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.solution-card .solution-desc { color: var(--text-secondary); font-size: .85rem; margin-bottom: 14px; line-height: 1.6; }
.solution-card ul { list-style: none; padding: 0; margin: 0 0 20px; }
.solution-card ul li { display: flex; align-items: flex-start; gap: 8px; color: var(--text-secondary); font-size: .85rem; margin-bottom: 8px; line-height: 1.5; }
.solution-card ul li .check { color: var(--primary); font-weight: 700; flex-shrink: 0; }

.news-section { background: #FDFBF7; }
.news-section .section-header { display: flex; justify-content: space-between; align-items: flex-end; text-align: left; margin-bottom: 40px; }
.news-section .section-header .left { flex: 1; }
.news-section .section-header .left h2 { margin-bottom: 8px; }
.news-section .section-header .left .subtitle { margin: 0; }
.news-all-link { display: inline-flex; align-items: center; gap: 4px; color: var(--primary); font-weight: 500; font-size: .875rem; padding-bottom: 8px; }
.news-all-link:hover { color: var(--secondary); }
.news-all-link .arrow { transition: transform .2s; }
.news-all-link:hover .arrow { transform: translateX(4px); }
.news-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.news-card { display: flex; background: #fff; border: var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: border-color .2s, box-shadow .2s, background .2s; }
.news-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); background: var(--bg-light); }
.news-thumb { flex: 0 0 128px; aspect-ratio: 4 / 3; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-content { flex: 1; padding: 16px 20px; display: flex; flex-direction: column; justify-content: center; }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.news-tag { padding: 3px 12px; border: 1px solid var(--secondary); border-radius: var(--radius-pill); font-size: .7rem; color: var(--primary); background: rgba(201,169,110,.08); font-weight: 500; white-space: nowrap; }
.news-date { font-size: .78rem; color: var(--text-muted); }
.news-content h3 { font-size: .95rem; font-weight: 700; line-height: 1.4; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 6px; transition: color .2s; }
.news-card:hover .news-content h3 { color: var(--primary); }
.news-content p { font-size: .82rem; color: var(--text-secondary); line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-empty { border: 2px dashed var(--secondary); border-radius: var(--radius-lg); padding: 60px 20px; text-align: center; background: #fff; }
.news-empty svg { width: 48px; height: 48px; margin: 0 auto 16px; color: var(--secondary); }
.news-empty p { color: var(--text-muted); font-size: .9rem; }

.faq-wrap { max-width: 720px; margin: 0 auto; }
.faq-item { background: var(--bg-light); border: 1px solid transparent; border-radius: 12px; padding: 16px 24px; margin-bottom: 16px; transition: background .2s, border-color .2s; }
.faq-item[open] { background: #fff; border-color: var(--primary); box-shadow: var(--shadow-sm); }
.faq-item summary { cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; font-weight: 600; color: var(--text); list-style: none; outline: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon { width: 28px; height: 28px; border: 1.5px solid var(--secondary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--secondary); font-size: 1rem; transition: transform .25s ease, background .25s, color .25s; flex-shrink: 0; }
.faq-item[open] .faq-icon { transform: rotate(45deg); background: var(--secondary); color: #fff; }
.faq-answer { padding-top: 12px; font-size: .9rem; color: var(--text-secondary); line-height: 1.75; border-top: none; }

.cta-section { background: var(--primary-dark); position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--secondary), transparent); }
.cta-section::after { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background-image: url('/assets/images/backpic/back-3.png'); background-size: cover; background-position: center; opacity: .08; }
.cta-section .container { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 48px; padding: 60px 24px; flex-wrap: wrap; }
.cta-left h2 { color: #fff; font-size: clamp(1.4rem, 2.4vw, 1.8rem); font-weight: 700; margin-bottom: 8px; }
.cta-left p { color: rgba(255,255,255,.75); font-size: .9rem; }
.cta-right { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.cta-phone { display: flex; align-items: center; gap: 10px; color: var(--secondary); font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 700; letter-spacing: .02em; }
.cta-phone svg { color: var(--secondary); }
.cta-wechat { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.cta-qr { width: 80px; height: 80px; background: #fff; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--primary-dark); border: 1px solid rgba(255,255,255,.3); }
.cta-qr svg { width: 40px; height: 40px; }
.cta-wechat span { color: rgba(255,255,255,.8); font-size: .75rem; letter-spacing: .05em; }

.site-footer { background: var(--primary-dark); color: rgba(255,255,255,.7); padding-top: 64px; }
.footer-top { padding-bottom: 40px; }
.site-footer .footer-divider { height: 1px; background: linear-gradient(90deg, transparent, var(--secondary), transparent); margin-bottom: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand p { font-size: .85rem; color: rgba(255,255,255,.55); line-height: 1.7; max-width: 260px; }
.footer-col h4 { color: #fff; font-size: .95rem; font-weight: 600; margin-bottom: 18px; letter-spacing: .04em; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,.6); font-size: .85rem; transition: color .2s; }
.footer-col ul li a:hover { color: var(--secondary); text-decoration: none; }
.footer-contact li { display: flex; align-items: flex-start; gap: 8px; color: rgba(255,255,255,.6); font-size: .85rem; margin-bottom: 12px; }
.footer-contact svg { color: var(--secondary); flex-shrink: 0; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom .copyright { font-size: .8rem; color: rgba(255,255,255,.45); }
.footer-bottom .legal a { font-size: .8rem; color: rgba(255,255,255,.45); margin-left: 24px; }
.footer-bottom .legal a:hover { color: var(--secondary); }

@media (max-width: 1024px) {
  .main-nav { gap: 20px; }
  .main-nav a { font-size: .875rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .solutions-wrap { grid-template-columns: 1fr; }
  .case-row, .case-row.reverse { flex-direction: column; gap: 24px; }
  .case-media { flex: none; width: 100%; }
  .news-grid { grid-template-columns: 1fr; }
  .cta-section .container { flex-direction: column; text-align: center; justify-content: center; }
  .cta-right { justify-content: center; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .main-nav { display: none; }
  .header-cta { display: none; }
  .menu-toggle { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-item:nth-child(2)::before { display: none; }
  .stat-item:nth-child(3)::before { display: none; }
  .hero { min-height: 100vh; padding: 100px 0 60px; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .hero-stat::before { display: none !important; }
  .news-thumb { flex-basis: 96px; }
  .news-thumb img { aspect-ratio: 4 / 3; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom .legal { margin-left: 0; }
  .solution-main { padding: 28px 20px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .news-card { flex-direction: row; }
  .case-metrics { flex-direction: column; gap: 12px; }
}

/* roulang page: category1 */
:root {
  --primary: #0F4C3A;
  --primary-dark: #0A2E24;
  --secondary: #C9A96E;
  --bg: #FAF7F2;
  --bg-alt: #F0F4F1;
  --text: #1C1C1A;
  --text-secondary: #5A5A56;
  --text-muted: #8A8A86;
  --border: rgba(15, 76, 58, 0.12);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(10, 46, 36, 0.06);
  --shadow-hover: 0 8px 24px rgba(10, 46, 36, 0.12);
  --font: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: color .2s ease;
}
ul, ol {
  list-style: none;
}
button {
  border: none;
  cursor: pointer;
  font-family: inherit;
  background: none;
}
input, textarea {
  font-family: inherit;
}
h1, h2, h3, h4 {
  line-height: 1.3;
}

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

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: #FAF7F2;
  box-shadow: 0 1px 0 var(--border), var(--shadow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 32px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-icon {
  width: 32px;
  height: 32px;
  display: block;
}
.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
  line-height: 1;
}
.logo-text span {
  color: var(--secondary);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  padding: 10px 2px;
  white-space: nowrap;
}
.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--secondary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .15s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}
.main-nav a.active {
  color: var(--primary);
}
.main-nav a:hover {
  color: var(--primary);
}
.header-cta {
  flex-shrink: 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #ffffff;
}
.btn-primary:hover {
  background: var(--secondary);
  box-shadow: 0 6px 20px rgba(15, 76, 58, 0.25);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-outline-light {
  background: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.9);
}
.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}
.btn-block {
  width: 100%;
}
.nav-toggle {
  display: none;
  padding: 10px;
  border-radius: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  margin: 5px 0;
  border-radius: 2px;
  transition: all .3s ease;
}
.mobile-menu {
  display: none;
  background: #ffffff;
  border-top: 1px solid var(--border);
  padding: 8px 24px 20px;
  box-shadow: var(--shadow-hover);
}
.mobile-menu.open {
  display: block;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  z-index: 99;
}
.mobile-menu a {
  display: flex;
  align-items: center;
  height: 48px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a.active {
  color: var(--primary);
}
.mobile-menu a:last-child {
  border-bottom: none;
}

/* ===== 页头横幅 ===== */
.page-hero {
  position: relative;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 46, 36, 0.72), rgba(10, 46, 36, 0.58));
}
.page-hero .container {
  position: relative;
  z-index: 1;
  padding: 80px 24px;
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.page-hero .hero-sub {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}
.hero-line {
  width: 48px;
  height: 3px;
  background: var(--secondary);
  border-radius: 2px;
  margin: 20px auto 0;
}
.breadcrumb {
  position: absolute;
  z-index: 2;
  bottom: 20px;
  left: 0;
  right: 0;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
}
.breadcrumb a:hover {
  color: var(--secondary);
}
.breadcrumb .sep {
  margin: 0 8px;
  opacity: 0.6;
}
.breadcrumb .current {
  color: var(--secondary);
}

/* ===== 主体两栏 ===== */
.page-body {
  display: grid;
  grid-template-columns: 8fr 4fr;
  gap: 48px;
  padding: 64px 24px;
  align-items: start;
}
.content-main {
  min-width: 0;
}
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: sticky;
  top: 96px;
}
.section-block {
  margin-bottom: 56px;
}
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 8px;
}
.section-sub {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 32px;
  line-height: 1.7;
}

/* 核心特色 */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.feature-card:hover {
  box-shadow: var(--shadow-hover);
  background: var(--bg-alt);
  border-left-color: var(--secondary);
  transform: translateY(-2px);
}
.feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 16px;
}
.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* 适用场景 */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.scene-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}
.scene-item:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.scene-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--bg-alt);
  color: var(--primary);
}
.scene-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.scene-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 热门线路 */
.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}
.tag:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}
.route-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.route-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.route-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.route-card .route-img {
  position: relative;
  overflow: hidden;
  height: 180px;
}
.route-card .route-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  filter: saturate(0.95) brightness(1.02);
}
.route-card:hover .route-img img {
  transform: scale(1.03);
}
.route-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  border: 1px solid var(--secondary);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
}
.route-info {
  padding: 20px;
}
.route-info h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}
.route-info p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}
.route-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.route-meta .price {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

/* 服务流程 */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.step-item {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px 20px;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.step-item:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--secondary);
}
.step-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  margin-bottom: 12px;
}
.step-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.step-item p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* FAQ */
.faq-list {
  max-width: 780px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-alt);
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 16px 20px;
  transition: background .3s, border-color .3s;
}
.faq-item[open] {
  background: #ffffff;
  border-color: var(--primary);
}
.faq-item summary {
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::marker {
  content: "";
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 1.1rem;
  font-weight: 600;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}
.faq-answer {
  padding-top: 14px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.8;
  border-top: 1px solid rgba(15, 76, 58, 0.08);
  margin-top: 12px;
}

/* 侧边栏 */
.side-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.side-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.side-links li {
  padding: 12px 0;
  border-bottom: 1px dashed rgba(15, 76, 58, 0.1);
}
.side-links li:last-child {
  border-bottom: none;
}
.side-links a {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.side-links a::after {
  content: "→";
  color: var(--secondary);
  transition: transform 0.2s ease;
}
.side-links a:hover::after {
  transform: translateX(4px);
}
.cta-card {
  border: 1px solid var(--secondary);
  background: linear-gradient(160deg, #ffffff, #FBF6EC);
}
.cta-card h3 {
  color: var(--primary);
}
.cta-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 20px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.form-control {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #D0D6D3;
  border-radius: var(--radius-sm);
  background: #ffffff;
  font-size: 0.95rem;
  color: var(--text);
  transition: all 0.2s ease;
}
.form-control::placeholder {
  color: #B0B5B2;
}
.form-control:focus {
  outline: none;
  border: 2px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(15, 76, 58, 0.15);
}
textarea.form-control {
  resize: vertical;
  min-height: 72px;
}

/* 关联服务 */
.related-section {
  background: var(--bg-alt);
  padding: 80px 0;
}
.related-section .section-title {
  text-align: center;
}
.related-section .section-sub {
  text-align: center;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}
.related-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: all 0.3s ease;
}
.related-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.related-card .related-img {
  height: 150px;
  overflow: hidden;
}
.related-card .related-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
  filter: saturate(0.95) brightness(1.02);
}
.related-card:hover .related-img img {
  transform: scale(1.03);
}
.related-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.related-body h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.related-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.related-body .link-more {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.related-body .link-more::after {
  content: "→";
  transition: transform 0.2s ease;
  color: var(--secondary);
}
.related-body .link-more:hover::after {
  transform: translateX(4px);
}

/* CTA 区块 */
.cta-section {
  position: relative;
  background: var(--primary-dark);
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  opacity: 0.25;
}
.cta-section .container {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 64px 24px;
  flex-wrap: wrap;
}
.cta-left h2 {
  color: #ffffff;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 8px;
}
.cta-left p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}
.cta-right {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-phone {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.cta-phone small {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 2px;
  letter-spacing: 0.1em;
}
.cta-wechat {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.qr-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
}
.cta-wechat span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
}

/* 页脚 */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.7);
}
.footer-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 169, 110, 0.6), transparent);
}
.footer-top {
  padding: 64px 24px 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1.3fr;
  gap: 48px;
}
.footer-brand .logo {
  margin-bottom: 12px;
}
.footer-brand .logo-icon {
  width: 32px;
  height: 32px;
}
.footer-brand .logo-text {
  color: #ffffff;
}
.footer-brand .logo-text span {
  color: var(--secondary);
}
.footer-brand p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.7;
  max-width: 240px;
}
.footer-col h4 {
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col ul li {
  margin-bottom: 10px;
  font-size: 0.875rem;
}
.footer-col a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s ease;
}
.footer-col a:hover {
  color: var(--secondary);
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 12px;
}
.footer-contact svg {
  color: var(--secondary);
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-bottom-inner span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom-inner a {
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom-inner a:hover {
  color: var(--secondary);
}

/* 动画 */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.page-hero .container {
  animation: fadeUp 0.6s ease both;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}

/* 响应式 */
@media (max-width: 1024px) {
  .main-nav {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .page-body {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .sidebar {
    position: static;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  .page-hero {
    min-height: 260px;
  }
  .page-hero .container {
    padding: 64px 16px;
  }
  .page-body {
    padding: 48px 16px;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .scene-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .route-grid {
    grid-template-columns: 1fr;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .cta-section .container {
    flex-direction: column;
    align-items: flex-start;
    padding: 48px 16px;
  }
  .cta-right {
    width: 100%;
    justify-content: space-between;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-top {
    padding: 48px 16px 32px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
}

@media (max-width: 520px) {
  .header-inner {
    gap: 16px;
  }
  .logo-text {
    font-size: 1.1rem;
  }
  .scene-grid {
    grid-template-columns: 1fr;
  }
  .route-meta {
    flex-wrap: wrap;
    gap: 8px;
  }
  .cta-phone {
    font-size: 1.2rem;
  }
  .cta-right {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .cta-wechat {
    flex-direction: row;
  }
}

/* roulang page: article */
:root{
  --primary:#0F4C3A;
  --secondary:#C9A96E;
  --bg:#FAF7F2;
  --bg-soft:#F0F4F1;
  --text:#1C1C1A;
  --text-secondary:#5A5A56;
  --text-muted:#8A8A86;
  --dark:#0A2E24;
  --accent:#E8733C;
  --white:#fff;
  --border:rgba(15,76,58,.12);
  --radius-card:14px;
  --radius-btn:8px;
  --radius-tag:999px;
  --shadow-default:0 1px 3px rgba(10,46,36,.06);
  --shadow-hover:0 8px 24px rgba(10,46,36,.12);
  --shadow-focus:0 0 0 4px rgba(15,76,58,.15);
  --font-family:"PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-family);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button{font-family:inherit;cursor:pointer;}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
::selection{background:rgba(201,169,110,.35);}
:focus-visible{outline:4px solid rgba(15,76,58,.25);outline-offset:2px;border-radius:6px;}

.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:72px;
  z-index:100;
  background:rgba(250,247,242,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s,box-shadow .3s;
}
.site-header.scrolled{
  background:#FAF7F2;
  border-bottom:1px solid var(--border);
  box-shadow:0 8px 24px rgba(10,46,36,.08);
}
.logo{display:inline-flex;align-items:center;gap:10px;}
.logo-icon{width:32px;height:32px;flex:none;}
.logo-text{
  font-size:1.15rem;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--primary);
  line-height:1;
}
.logo-text span{color:var(--secondary);}
.main-nav{display:flex;align-items:center;gap:32px;}
.main-nav a{
  position:relative;
  font-size:.95rem;
  font-weight:600;
  color:var(--text);
  padding:8px 0;
  transition:color .2s;
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:0;bottom:-2px;
  width:20px;height:2px;
  background:var(--secondary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .15s;
}
.main-nav a:hover,.main-nav a.active{color:var(--primary);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}

.btn-primary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 28px;
  background:var(--primary);
  color:var(--white);
  font-weight:600;
  font-size:.95rem;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:all .2s;
}
.btn-primary:hover{
  background:var(--secondary);
  box-shadow:0 6px 20px rgba(15,76,58,.25);
}
.btn-primary:active{
  transform:translateY(1px);
  filter:brightness(.95);
}
.btn-outline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 28px;
  background:transparent;
  color:var(--primary);
  font-weight:600;
  font-size:.95rem;
  border:1px solid var(--primary);
  border-radius:var(--radius-btn);
  transition:all .2s;
}
.btn-outline:hover{background:var(--bg-soft);border-color:var(--primary);}
.btn-light{background:var(--white);color:var(--primary);}
.btn-light:hover{background:var(--secondary);color:var(--white);}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:4px;
  font-size:.9rem;
  font-weight:600;
  color:var(--primary);
  border-bottom:1px dashed var(--secondary);
  padding-bottom:2px;
  transition:gap .2s,border-color .2s;
}
.link-arrow:hover{gap:8px;border-bottom-style:solid;}

.menu-toggle{
  display:none;
  width:44px;height:44px;
  background:transparent;
  border:1px solid var(--border);
  border-radius:8px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  transition:border-color .2s;
}
.menu-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--primary);
  border-radius:2px;
  transition:transform .2s;
}
.menu-toggle.open span:first-child{transform:translateY(3.5px) rotate(45deg);}
.menu-toggle.open span:last-child{transform:translateY(-3.5px) rotate(-45deg);}

.article-banner{
  position:relative;
  min-height:400px;
  padding:128px 24px 72px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  background:linear-gradient(rgba(10,46,36,.75),rgba(10,46,36,.55)),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.article-banner::before{
  content:'';
  position:absolute;
  left:0;right:0;bottom:0;
  height:4px;
  background:linear-gradient(90deg,transparent,var(--secondary),transparent);
}
.article-banner .container{position:relative;z-index:1;animation:fadeUp .6s ease-out both;}
@keyframes fadeUp{
  from{opacity:0;transform:translateY(18px);}
  to{opacity:1;transform:none;}
}
.category-tag{
  display:inline-flex;
  align-items:center;
  padding:6px 18px;
  background:var(--white);
  border:1px solid var(--secondary);
  border-radius:var(--radius-tag);
  color:var(--primary);
  font-size:.85rem;
  font-weight:600;
  letter-spacing:.03em;
  margin-bottom:20px;
}
.banner-title{
  margin:0 auto;
  max-width:880px;
  color:var(--white);
  font-size:clamp(1.7rem,4vw,2.8rem);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.01em;
}
.banner-meta{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:24px;
  margin-top:24px;
  color:rgba(255,255,255,.75);
  font-size:.85rem;
}
.banner-meta span{position:relative;font-variant-numeric:tabular-nums;}
.banner-meta span + span::before{
  content:'';
  position:absolute;
  left:-12px;top:50%;
  width:1px;height:12px;
  background:rgba(255,255,255,.4);
  transform:translateY(-50%);
}

.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  padding:20px 0;
  font-size:.8rem;
  color:var(--text-muted);
}
.breadcrumb a{transition:color .2s;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb-sep{color:var(--text-muted);}
.breadcrumb .current{color:var(--primary);font-weight:600;}

.article-wrap{
  max-width:780px;
  margin:0 auto;
  padding:8px 0 24px;
}
.article-body{
  font-size:1rem;
  line-height:1.85;
  color:var(--text);
}
.article-body p{margin:1.5em 0;}
.article-body h2{
  font-size:clamp(1.3rem,2.5vw,1.6rem);
  font-weight:700;
  line-height:1.3;
  margin:48px 0 16px;
  padding-bottom:10px;
  border-bottom:1px solid var(--border);
  color:var(--primary);
}
.article-body h3{
  font-size:1.25rem;
  font-weight:700;
  line-height:1.35;
  margin:32px 0 12px;
}
.article-body h4{
  font-size:1.05rem;
  font-weight:600;
  margin:24px 0 10px;
}
.article-body a{
  color:var(--primary);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-color:rgba(15,76,58,.3);
  transition:text-decoration-color .2s;
}
.article-body a:hover{text-decoration-color:var(--secondary);}
.article-body ul,.article-body ol{
  margin:1.5em 0;
  padding-left:1.4em;
}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.55em 0;}
.article-body blockquote{
  margin:24px 0;
  padding:16px 24px;
  background:var(--bg-soft);
  border-left:4px solid var(--secondary);
  border-radius:8px;
  color:var(--text-secondary);
}
.article-body blockquote p{margin:.6em 0;}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:.9rem;
}
.article-body th,.article-body td{
  border:1px solid rgba(15,76,58,.2);
  padding:10px 14px;
  text-align:left;
}
.article-body th{
  background:var(--bg-soft);
  font-weight:600;
  color:var(--primary);
}
.article-body img{
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-default);
  margin:24px 0;
}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  text-align:center;
  color:var(--text-muted);
  font-size:.8rem;
  margin-top:8px;
}
.article-body code{
  background:var(--bg-soft);
  color:var(--primary);
  padding:2px 8px;
  border-radius:6px;
  font-family:'SFMono-Regular',Consolas,monospace;
  font-size:.9em;
}
.article-body pre{
  background:var(--dark);
  color:#e8e8e4;
  padding:20px 24px;
  border-radius:var(--radius-card);
  overflow-x:auto;
  margin:24px 0;
  line-height:1.6;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}

.not-found{
  max-width:780px;
  margin:0 auto;
  padding:80px 32px;
  text-align:center;
  background:var(--white);
  border:2px dashed var(--secondary);
  border-radius:var(--radius-card);
}
.not-found-icon{
  width:56px;height:56px;
  margin:0 auto 20px;
  color:var(--secondary);
}
.not-found h2{
  font-size:1.5rem;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}

.post-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  max-width:780px;
  margin:48px auto 0;
}
.post-nav-item{
  display:flex;
  align-items:center;
  gap:8px;
  padding:18px 22px;
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  font-weight:600;
  color:var(--text);
  transition:all .2s;
}
.post-nav-item:hover{
  border-color:var(--primary);
  box-shadow:var(--shadow-hover);
  color:var(--primary);
}
.post-nav-item.text-right{justify-content:flex-end;}
.post-nav-icon{color:var(--secondary);font-size:1.1rem;}

.section-block{padding:96px 0;}
.guide-section{background:var(--white);}
.section-head{
  text-align:center;
  margin-bottom:48px;
}
.section-head h2{
  font-size:clamp(1.5rem,3vw,2.25rem);
  font-weight:700;
  color:var(--text);
  line-height:1.2;
  margin:0 0 12px;
}
.section-head .section-subtitle{
  color:var(--text-secondary);
  font-size:.95rem;
}
.guide-card{
  display:block;
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:box-shadow .3s,transform .3s,border-color .3s;
}
.guide-card:hover{
  box-shadow:var(--shadow-hover);
  transform:translateY(-6px);
  border-color:rgba(15,76,58,.25);
}
.guide-image{
  position:relative;
  height:200px;
  overflow:hidden;
}
.guide-image img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s;
}
.guide-card:hover .guide-image img{transform:scale(1.04);}
.guide-tag{
  position:absolute;
  top:16px;left:16px;
  background:rgba(255,255,255,.92);
  border:1px solid var(--secondary);
  border-radius:var(--radius-tag);
  padding:5px 14px;
  font-size:.75rem;
  font-weight:600;
  color:var(--primary);
  letter-spacing:.04em;
}
.guide-content{padding:24px;}
.guide-content h3{
  font-size:1.125rem;
  font-weight:700;
  margin:0 0 10px;
  color:var(--text);
}
.guide-content p{
  margin:0 0 16px;
  font-size:.9rem;
  color:var(--text-secondary);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}

.cta-band{
  position:relative;
  padding:56px 0;
  background:var(--dark);
}
.cta-band::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--secondary),transparent);
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-inner h2{
  color:var(--white);
  font-size:clamp(1.5rem,3vw,2rem);
  font-weight:700;
  margin:0 0 8px;
}
.cta-inner p{
  color:rgba(255,255,255,.7);
  margin:0;
  font-size:.95rem;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:24px;
  flex-wrap:wrap;
}
.cta-phone{
  font-size:1.6rem;
  font-weight:800;
  color:var(--secondary);
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  transition:color .2s;
}
.cta-phone:hover{color:var(--white);}

.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.65);
}
.footer-divider{
  height:1px;
  background:linear-gradient(90deg,transparent,var(--secondary),transparent);
}
.footer-top{padding:64px 24px 40px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand .logo-text{color:var(--white);}
.footer-brand .logo-text span{color:var(--secondary);}
.footer-brand p{
  color:rgba(255,255,255,.55);
  font-size:.85rem;
  margin-top:12px;
  line-height:1.6;
}
.footer-col h4{
  color:var(--white);
  font-size:.95rem;
  font-weight:600;
  margin:0 0 18px;
  letter-spacing:.04em;
}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul a{
  color:rgba(255,255,255,.65);
  font-size:.88rem;
  transition:color .2s;
  position:relative;
  padding-bottom:2px;
}
.footer-col ul a::after{
  content:'';
  position:absolute;
  left:0;bottom:0;
  width:100%;height:1px;
  background:var(--secondary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s;
}
.footer-col ul a:hover{color:var(--secondary);}
.footer-col ul a:hover::after{transform:scaleX(1);}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:10px;
  color:rgba(255,255,255,.65);
  font-size:.88rem;
  margin-bottom:14px;
}
.footer-contact svg{color:var(--secondary);flex:none;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:20px 24px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:.8rem;
  color:rgba(255,255,255,.45);
}
.footer-legal{display:flex;align-items:center;gap:24px;}
.footer-legal span{transition:color .2s;cursor:default;}
.footer-legal span:hover{color:var(--secondary);}

@media (max-width:1024px){
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}
@media (max-width:768px){
  body{font-size:.95rem;}
  .main-nav{
    display:none;
    position:absolute;
    top:72px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:var(--white);
    padding:8px 24px 16px;
    border-bottom:1px solid var(--border);
    box-shadow:0 16px 32px rgba(10,46,36,.12);
  }
  .main-nav.open{display:flex;}
  .main-nav a{
    line-height:48px;
    font-size:1.05rem;
    border-bottom:1px solid var(--border);
  }
  .main-nav a:last-child{border-bottom:none;}
  .menu-toggle{display:flex;}
  .section-block{padding:64px 0;}
  .article-banner{min-height:360px;padding:112px 16px 48px;}
  .banner-meta{
    flex-direction:column;
    gap:8px;
  }
  .banner-meta span + span::before{display:none;}
  .post-nav{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;justify-content:space-between;}
}
@media (max-width:640px){
  .container{padding-left:16px;padding-right:16px;}
  .article-banner{padding:104px 16px 40px;}
  .footer-top{
    grid-template-columns:1fr;
    gap:28px;
    padding:48px 16px 24px;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
    padding:20px 16px;
  }
  .guide-image{height:180px;}
  .cta-actions{flex-direction:column;align-items:stretch;text-align:center;}
  .cta-phone{font-size:1.3rem;display:block;}
  .cta-actions .btn-primary{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation:none !important;
    transition:none !important;
  }
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
    --primary:#0F4C3A;--primary-dark:#0A2E24;--secondary:#C9A96E;--bg:#FAF7F2;--bg-light:#F0F4F1;
    --text:#1C1C1A;--text-secondary:#5A5A56;--text-muted:#8A8A86;--border:rgba(15,76,58,.12);
    --radius:14px;--shadow:0 1px 3px rgba(10,46,36,.06);--shadow-hover:0 8px 24px rgba(10,46,36,.12);
    --font-stack:"PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  }
  html{scroll-behavior:smooth}
  body{font-family:var(--font-stack);background:var(--bg);color:var(--text);line-height:1.75;font-size:1rem;-webkit-font-smoothing:antialiased;}
  *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
  img{max-width:100%;display:block}
  a{text-decoration:none;color:inherit;transition:color .2s}
  button{font-family:inherit;cursor:pointer;border:none;background:none}
  input,textarea{font-family:inherit;font-size:1rem}
  .container{max-width:1200px;margin:0 auto;padding:0 24px}
  @media(max-width:640px){.container{padding:0 16px}}
  .btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 30px;border-radius:8px;font-weight:600;font-size:.95rem;transition:all .2s;letter-spacing:.02em}
  .btn-primary{background:var(--primary);color:#fff}
  .btn-primary:hover{background:var(--secondary);box-shadow:0 6px 20px rgba(15,76,58,.25);transform:translateY(-1px)}
  .btn-primary:active{transform:scale(.98)}
  .btn-outline{border:1.5px solid rgba(255,255,255,.75);color:#fff;background:transparent}
  .btn-outline:hover{background:rgba(255,255,255,.15)}
  .btn-secondary{background:var(--secondary);color:#fff}
  .btn-secondary:hover{background:var(--primary)}
  .section{padding:72px 0}
  @media(max-width:768px){.section{padding:52px 0}}
  .section-label{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;color:var(--primary);letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
  .section-title{font-size:clamp(1.6rem,3vw,2.15rem);font-weight:700;line-height:1.2;color:var(--text);margin-bottom:8px}
  .section-sub{font-size:1rem;color:var(--text-secondary);margin-bottom:40px;max-width:560px}
  .gold-line{width:48px;height:3px;background:var(--secondary);border-radius:2px;margin-bottom:24px}
  @media(max-width:768px){.banner-title{font-size:2rem}}
  .mobile-nav-open{max-height:360px !important;opacity:1 !important}
  .fade-up{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
  .fade-up.visible{opacity:1;transform:translateY(0)}
  @media(prefers-reduced-motion:reduce){.fade-up{opacity:1;transform:none;transition:none}}
  .details-item details[open] .faq-icon{transform:rotate(45deg)}
  .faq-icon{transition:transform .2s}

/* roulang page: category3 */
:root {
            --primary: #0F4C3A;
            --primary-dark: #0A2E24;
            --secondary: #C9A96E;
            --bg: #FAF7F2;
            --bg-light: #F0F4F1;
            --text: #1C1C1A;
            --text-secondary: #5A5A56;
            --text-muted: #8A8A86;
            --border: rgba(15, 76, 58, 0.12);
            --radius-card: 14px;
            --radius-btn: 8px;
            --radius-faq: 12px;
            --shadow-default: 0 1px 3px rgba(10, 46, 36, 0.06);
            --shadow-hover: 0 8px 24px rgba(10, 46, 36, 0.12);
            --shadow-focus: 0 0 0 4px rgba(15, 76, 58, 0.15);
            --font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            height: 72px;
            background: rgba(250, 247, 242, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            transition: background .3s, box-shadow .3s, border-color .3s;
        }
        .site-header.is-scrolled {
            background: rgba(250, 247, 242, 0.98);
            border-bottom-color: var(--border);
            box-shadow: 0 2px 12px rgba(10, 46, 36, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 34px;
            height: 34px;
        }
        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: .02em;
            color: var(--primary);
            line-height: 1.2;
        }
        .logo-text span {
            color: var(--secondary);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .main-nav a {
            position: relative;
            font-size: .95rem;
            font-weight: 600;
            color: var(--text);
            padding: 6px 0;
            transition: color .2s;
        }
        .main-nav a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 20px;
            height: 2px;
            background: var(--secondary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform .15s ease;
        }
        .main-nav a:hover {
            color: var(--primary);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            transform: scaleX(1);
        }
        .main-nav a.active {
            color: var(--primary);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: .95rem;
            font-weight: 600;
            line-height: 1;
            transition: background .2s, box-shadow .2s, transform .1s, border-color .2s, color .2s;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--secondary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(15, 76, 58, 0.25);
        }
        .btn-primary:active {
            transform: scale(.98);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--bg-light);
        }
        .btn-gold {
            background: var(--secondary);
            color: #0A2E24;
        }
        .btn-gold:hover {
            background: #b8965a;
            color: #fff;
        }
        .btn-nav {
            min-height: 40px;
            padding: 0 22px;
            font-size: .9rem;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 6px;
            width: 44px;
            height: 44px;
            padding: 10px;
            border-radius: 8px;
            transition: background .2s;
        }
        .nav-toggle:hover {
            background: var(--bg-light);
        }
        .nav-toggle span {
            display: block;
            height: 2px;
            width: 100%;
            background: var(--primary);
            border-radius: 2px;
            transition: transform .3s, opacity .3s;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 8px 24px rgba(10, 46, 36, 0.08);
            z-index: 40;
            padding: 12px 24px 24px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            font-size: 1.1rem;
            line-height: 48px;
            border-bottom: 1px solid rgba(15, 76, 58, 0.06);
            color: var(--text);
            font-weight: 500;
        }
        .mobile-menu a:hover {
            color: var(--primary);
        }
        .mobile-menu a.active {
            color: var(--primary);
            font-weight: 700;
        }
        /* Page Banner */
        .page-banner {
            position: relative;
            min-height: 300px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            margin-top: 72px;
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 36, 0.8) 0%, rgba(10, 46, 36, 0.55) 100%);
        }
        .page-banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 60px 24px;
            color: #fff;
        }
        .banner-tag {
            display: inline-block;
            padding: 5px 16px;
            border: 1px solid rgba(201, 169, 110, 0.8);
            border-radius: 999px;
            font-size: .8rem;
            letter-spacing: .08em;
            color: #e8d5a8;
            background: rgba(10, 46, 36, 0.3);
            margin-bottom: 16px;
            font-weight: 500;
        }
        .page-banner h1 {
            font-size: clamp(1.8rem, 3.5vw, 2.8rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.01em;
            margin: 0 0 12px;
        }
        .page-banner p {
            max-width: 640px;
            margin: 0 auto;
            font-size: .95rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
        }
        /* Section */
        .section {
            padding: 80px 0;
        }
        .section-sm {
            padding: 48px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text);
            line-height: 1.2;
        }
        .section-header .section-sub {
            font-size: .95rem;
            color: var(--text-secondary);
            max-width: 520px;
            margin: 0 auto;
        }
        .section-divider {
            width: 48px;
            height: 3px;
            background: var(--secondary);
            border-radius: 3px;
            margin: 0 auto 20px;
        }
        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow-default);
            transition: box-shadow .3s, background .3s, border-color .3s, transform .3s;
        }
        .card:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(15, 76, 58, 0.25);
        }
        .card-left-bar {
            border-left: 4px solid var(--primary);
        }
        .card-left-bar:hover {
            border-left-color: var(--secondary);
        }
        .card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0 0 10px;
            color: var(--text);
        }
        .card p {
            font-size: .9rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin: 0 0 12px;
        }
        .card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: .85rem;
            font-weight: 600;
            color: var(--primary);
            transition: gap .2s, color .2s;
        }
        .card .card-link:hover {
            gap: 8px;
            color: var(--secondary);
        }
        /* Feature data */
        .feature-data {
            background: var(--primary-dark);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }
        .feature-data::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
        }
        .feature-data .container {
            position: relative;
            z-index: 2;
        }
        .feature-data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .feature-data-item {
            padding: 8px 16px;
            position: relative;
        }
        .feature-data-item+.feature-data-item::before {
            content: "";
            position: absolute;
            left: -16px;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 48px;
            background: rgba(201, 169, 110, 0.3);
        }
        .feature-data-number {
            font-size: clamp(2rem, 3vw, 2.6rem);
            font-weight: 800;
            color: var(--secondary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            display: block;
        }
        .feature-data-label {
            font-size: .85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
            display: block;
        }
        /* Main grid */
        .main-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .sidebar {
            position: sticky;
            top: 96px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        /* Service list */
        .service-type-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .service-type-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: box-shadow .3s, border-color .3s, transform .3s;
            position: relative;
        }
        .service-type-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 169, 110, 0.5);
            transform: translateY(-2px);
        }
        .service-type-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }
        .service-type-icon svg {
            width: 22px;
            height: 22px;
            color: var(--primary);
        }
        .service-type-item h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text);
        }
        .service-type-item p {
            font-size: .88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0 0 12px;
        }
        .service-type-item ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .service-type-item li {
            font-size: .85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding-left: 20px;
            position: relative;
        }
        .service-type-item li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--secondary);
            font-weight: 700;
        }
        /* Process */
        .process-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-top: 32px;
        }
        .process-step {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 28px 20px 24px;
            position: relative;
            text-align: center;
            transition: box-shadow .3s, transform .3s;
        }
        .process-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-weight: 700;
            font-size: .9rem;
            margin-bottom: 14px;
            font-variant-numeric: tabular-nums;
        }
        .process-step h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text);
        }
        .process-step p {
            font-size: .85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
        }
        /* Sidebar */
        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow-default);
        }
        .sidebar-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--text);
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-links li {
            margin-bottom: 4px;
        }
        .sidebar-links a {
            display: block;
            padding: 10px 14px;
            border-radius: 8px;
            font-size: .9rem;
            color: var(--text-secondary);
            transition: background .2s, color .2s, padding-left .2s;
            font-weight: 500;
        }
        .sidebar-links a:hover {
            background: var(--bg-light);
            color: var(--primary);
            padding-left: 20px;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, rgba(201, 169, 110, 0.12) 0%, rgba(201, 169, 110, 0.04) 100%);
            border: 1px solid rgba(201, 169, 110, 0.5);
            border-radius: var(--radius-card);
            padding: 24px;
            text-align: center;
        }
        .sidebar-cta h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--primary-dark);
        }
        .sidebar-cta p {
            font-size: .85rem;
            color: var(--text-secondary);
            margin: 0 0 16px;
            line-height: 1.6;
        }
        /* Form */
        .contact-form label {
            display: block;
            font-size: .8rem;
            color: var(--text-muted);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid #D0D6D3;
            border-radius: var(--radius-btn);
            font-size: .9rem;
            color: var(--text);
            transition: border-color .2s, box-shadow .2s;
            background: #fff;
            margin-bottom: 16px;
        }
        .contact-form input:focus,
        .contact-form textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: var(--shadow-focus);
        }
        .contact-form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .contact-form .btn {
            width: 100%;
        }
        /* Related */
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: box-shadow .3s, transform .3s;
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .related-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }
        .related-card-body {
            padding: 20px 24px 24px;
        }
        .related-card-body h3 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text);
        }
        .related-card-body p {
            font-size: .85rem;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0 0 14px;
        }
        .related-card-body .card-link {
            font-size: .85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .2s;
        }
        .related-card-body .card-link:hover {
            gap: 8px;
        }
        /* FAQ */
        .faq-wrap {
            max-width: 720px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-light);
            border-radius: var(--radius-faq);
            margin-bottom: 12px;
            border: 1px solid transparent;
            overflow: hidden;
            transition: border-color .3s, background .3s;
        }
        .faq-item.active {
            border-color: var(--primary);
            background: #fff;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            background: transparent;
            cursor: pointer;
            gap: 16px;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--secondary);
            font-size: 1.1rem;
            transition: transform .3s;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: .9rem;
            color: var(--text-secondary);
            line-height: 1.75;
        }
        /* CTA */
        .cta-section {
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
            padding: 56px 0;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--secondary), transparent);
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cta-left h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            color: #fff;
            margin: 0 0 8px;
            font-weight: 700;
        }
        .cta-left p {
            color: rgba(255, 255, 255, 0.7);
            font-size: .95rem;
            margin: 0;
        }
        .cta-right {
            display: flex;
            align-items: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-phone {
            text-align: center;
        }
        .cta-phone a {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: .02em;
            font-variant-numeric: tabular-nums;
            transition: color .2s;
        }
        .cta-phone a:hover {
            color: #e0c088;
        }
        .cta-phone span {
            display: block;
            font-size: .75rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }
        .cta-qr {
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(201, 169, 110, 0.4);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.5);
        }
        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 0;
        }
        .footer-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--secondary), transparent);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding: 48px 0 40px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand .logo-text span {
            color: var(--secondary);
        }
        .footer-col h4 {
            font-size: .9rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            letter-spacing: .02em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col a {
            font-size: .85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color .2s;
            line-height: 1.6;
        }
        .footer-col a:hover {
            color: var(--secondary);
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
        }
        .footer-contact svg {
            color: var(--secondary);
            flex-shrink: 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
        }
        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom span {
            font-size: .8rem;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-legal {
            display: flex;
            gap: 16px;
        }
        /* Responsive */
        @media (max-width: 1024px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .sidebar-card:last-child {
                grid-column: span 2;
            }
            .process-list {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .main-nav,
            .btn-nav {
                display: none !important;
            }
            .nav-toggle {
                display: flex !important;
            }
            .header-inner {
                gap: 12px;
            }
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .section {
                padding: 56px 0;
            }
            .feature-data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .feature-data-item+.feature-data-item::before {
                display: none;
            }
            .service-type-grid {
                grid-template-columns: 1fr;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .cta-right {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .sidebar-card:last-child {
                grid-column: auto;
            }
            .process-list {
                grid-template-columns: 1fr;
            }
            .page-banner {
                min-height: 260px;
            }
            .page-banner-content {
                padding: 40px 16px;
            }
        }

/* roulang page: category4 */
:root {
    --primary: #0F4C3A;
    --secondary: #C9A96E;
    --bg: #FAF7F2;
    --bg2: #F0F4F1;
    --ink: #1C1C1A;
    --ink2: #5A5A56;
    --ink3: #8A8A86;
    --deep: #0A2E24;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(10,46,36,.06);
    --shadow-hover: 0 8px 24px rgba(10,46,36,.12);
    --focus-ring: 0 0 0 4px rgba(15,76,58,.15);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
    background: var(--bg);
    color: var(--ink);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  button, input, textarea { font-family: inherit; }

  .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
  .nav-link { position: relative; font-size: .95rem; font-weight: 600; color: var(--ink); padding: 8px 2px; transition: color .2s; }
  .nav-link::after {
    content: ""; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 0; height: 2px; background: var(--secondary); border-radius: 2px; transition: width .15s ease;
  }
  .nav-link:hover::after, .nav-link.active::after { width: 20px; left: 0; transform: none; }
  .nav-link:hover { color: var(--primary); }
  .nav-link.active { color: var(--primary); }

  .site-header {
    position: sticky; top: 0; height: 72px; z-index: 50;
    background: rgba(250,247,242,.9); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent; transition: background .3s, border-color .3s;
  }
  .site-header.scrolled { background: rgba(250,247,242,.98); border-color: rgba(15,76,58,.08); }

  .btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; transition: all .2s; cursor: pointer; border: none; }
  .btn-primary { background: var(--primary); color: #fff; }
  .btn-primary:hover { background: var(--secondary); box-shadow: 0 6px 20px rgba(15,76,58,.25); }
  .btn-primary:active { transform: translateY(1px) scale(.98); }
  .btn-outline-white { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.8); }
  .btn-outline-white:hover { background: rgba(255,255,255,.15); }
  .btn-outline { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
  .btn-outline:hover { background: var(--bg2); }
  .btn-outline:focus-visible { outline: 3px solid rgba(15,76,58,.3); outline-offset: 2px; }

  .page-hero {
    position: relative; min-height: 300px; display: flex; align-items: center;
    background: linear-gradient(135deg, rgba(10,46,36,.8) 0%, rgba(10,46,36,.65) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 72px 0 56px;
  }
  .page-hero .container { position: relative; z-index: 2; }
  .page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: #fff; line-height: 1.15; letter-spacing: -.01em; }
  .page-hero p { color: rgba(255,255,255,.85); font-size: 1.05rem; max-width: 640px; margin-top: 16px; line-height: 1.8; }
  .hero-divider { width: 48px; height: 3px; background: var(--secondary); border-radius: 3px; margin: 24px 0 0; }
  .breadcrumb { display: flex; gap: 8px; align-items: center; font-size: .8rem; color: rgba(255,255,255,.6); margin-bottom: 20px; }
  .breadcrumb a { color: rgba(255,255,255,.7); transition: color .2s; }
  .breadcrumb a:hover { color: var(--secondary); }
  .breadcrumb .sep { margin: 0 4px; color: rgba(255,255,255,.4); }
  .breadcrumb .current { color: var(--secondary); }

  .section { padding: 96px 0; }
  .section-label { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .12em; color: var(--secondary); text-transform: uppercase; margin-bottom: 12px; border: 1px solid rgba(201,169,110,.4); padding: 4px 12px; border-radius: 999px; background: rgba(201,169,110,.06); }
  .section h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; line-height: 1.2; margin-bottom: 12px; }
  .section-sub { font-size: 1rem; color: var(--ink2); max-width: 720px; line-height: 1.8; }

  .feature-item { display: flex; flex-direction: column; padding: 28px 24px; background: #fff; border-radius: var(--radius); border: 1px solid rgba(15,76,58,.08); box-shadow: var(--shadow); transition: all .25s; position: relative; overflow: hidden; }
  .feature-item::before { content: ""; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--primary); transition: background .2s; }
  .feature-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); background: var(--bg2); border-color: rgba(15,76,58,.16); }
  .feature-item:hover::before { background: var(--secondary); }

  .process-step { display: flex; gap: 20px; padding: 24px 0; border-bottom: 1px solid rgba(15,76,58,.08); }
  .process-step:last-child { border-bottom: none; }
  .process-num { width: 44px; height: 44px; flex-shrink: 0; border-radius: 50%; background: var(--primary); color: #fff; font-weight: 700; font-size: 1.1rem; display: flex; align-items: center; justify-content: center; }
  .process-step:nth-child(2) .process-num { background: var(--secondary); }
  .process-step:nth-child(3) .process-num { background: #2A6B55; }
  .process-step:nth-child(4) .process-num { background: #B88A4A; }

  .side-card { background: #fff; border-radius: var(--radius); border: 1px solid rgba(15,76,58,.08); padding: 28px 24px; box-shadow: var(--shadow); }
  .side-card h3 { font-size: 1.125rem; font-weight: 700; margin-bottom: 16px; }
  .side-link-list li { padding: 10px 0; border-bottom: 1px solid rgba(15,76,58,.06); }
  .side-link-list li:last-child { border-bottom: none; }
  .side-link-list a { color: var(--ink); font-size: .92rem; display: flex; align-items: center; gap: 8px; transition: color .2s; }
  .side-link-list a:hover { color: var(--primary); }
  .side-link-list .arrow { color: var(--secondary); font-size: .8rem; }

  .cta-mini-card { background: linear-gradient(135deg, rgba(201,169,110,.08), transparent); border: 1.5px solid var(--secondary); border-radius: var(--radius); padding: 28px 24px; }
  .cta-mini-card .btn { width: 100%; margin-top: 16px; }

  .form-field { margin-bottom: 20px; }
  .form-field label { display: block; font-size: .8rem; font-weight: 600; color: var(--ink2); margin-bottom: 6px; }
  .form-field input, .form-field textarea { width: 100%; padding: 12px 14px; border: 1.5px solid #D0D6D3; border-radius: var(--radius-sm); font-size: .92rem; transition: border .2s, box-shadow .2s; background: #fff; }
  .form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--primary); box-shadow: var(--focus-ring); }
  .form-field textarea { resize: vertical; min-height: 88px; }

  .faq-item { background: var(--bg2); border-radius: 12px; border: 1px solid transparent; overflow: hidden; }
  .faq-item details summary { list-style: none; display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; font-weight: 600; cursor: pointer; font-size: 1rem; }
  .faq-item details summary::-webkit-details-marker { display: none; }
  .faq-icon { width: 28px; height: 28px; border: 1.5px solid var(--secondary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1rem; color: var(--secondary); transition: transform .2s, background .2s; flex-shrink: 0; }
  .faq-item details[open] summary .faq-icon { transform: rotate(45deg); background: var(--secondary); color: #fff; }
  .faq-item details[open] { border-color: var(--primary); background: #fff; }
  .faq-item .faq-answer { padding: 0 24px 20px; color: var(--ink2); font-size: .9rem; line-height: 1.75; border-top: 1px solid rgba(15,76,58,.06); padding-top: 16px; margin-top: 0; }

  .related-card { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(15,76,58,.08); box-shadow: var(--shadow); transition: all .25s; }
  .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(15,76,58,.16); }
  .related-card .card-img { overflow: hidden; height: 160px; }
  .related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
  .related-card:hover .card-img img { transform: scale(1.03); }
  .related-card .card-body { padding: 24px; }
  .related-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
  .related-card p { color: var(--ink2); font-size: .9rem; line-height: 1.65; }
  .related-card .card-link { display: inline-flex; align-items: center; gap: 4px; color: var(--primary); font-weight: 600; font-size: .9rem; margin-top: 14px; text-decoration: underline; text-decoration-style: dotted; text-underline-offset: 4px; text-decoration-color: var(--secondary); transition: gap .2s; }
  .related-card .card-link:hover { gap: 8px; text-decoration-style: solid; }

  .cta-section { background: linear-gradient(135deg, rgba(10,46,36,.95), rgba(10,46,36,.88)), url('/assets/images/backpic/back-2.webp') center/cover; padding: 72px 0; border-top: 3px solid var(--secondary); }
  .cta-section h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; }
  .cta-section p { color: rgba(255,255,255,.7); font-size: 1rem; margin-top: 12px; }
  .cta-phone { font-size: clamp(1.2rem, 2vw, 1.6rem); font-weight: 800; color: var(--secondary); letter-spacing: .02em; }

  .site-footer { background: var(--deep); color: rgba(255,255,255,.7); padding-top: 64px; }
  .footer-divider { height: 1px; background: linear-gradient(90deg, transparent, var(--secondary), transparent); }
  .footer-top { padding-bottom: 48px; }
  .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; }
  .footer-logo { display: flex; align-items: center; gap: 8px; }
  .logo-text { font-size: 1.2rem; color: #fff; font-weight: 700; letter-spacing: .02em; }
  .logo-text span { color: var(--secondary); }
  .site-footer h4 { color: #fff; font-size: .95rem; font-weight: 600; margin-bottom: 16px; }
  .site-footer ul { list-style: none; }
  .site-footer ul li { margin-bottom: 10px; }
  .site-footer ul li a { color: rgba(255,255,255,.6); font-size: .85rem; transition: color .2s, text-decoration .2s; }
  .site-footer ul li a:hover { color: var(--secondary); text-decoration: underline; text-underline-offset: 4px; }
  .footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; font-size: .8rem; color: rgba(255,255,255,.4); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
  .footer-bottom .legal { display: flex; gap: 24px; }
  @media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .section { padding: 64px 0; }
  }
  @media (max-width: 768px) {
    .container { padding: 0 16px; }
    .page-hero { padding: 48px 0 40px; min-height: 260px; }
    .section { padding: 48px 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
    .footer-bottom .legal { justify-content: center; }
    .process-step { gap: 12px; }
    .process-num { width: 36px; height: 36px; font-size: .95rem; }
  }
  @media (max-width: 520px) {
    .page-hero h1 { font-size: 1.6rem; }
    .btn { width: 100%; }
    .cta-section { text-align: center; }
    .cta-phone { display: inline-block; margin-top: 12px; }
  }