/* roulang page: index */
:root{
  --primary:#0b1f3a;
  --primary-deep:#071526;
  --primary-soft:#eef3f9;
  --accent:#f0703c;
  --accent-deep:#d95b28;
  --gold:#e8a23a;
  --bg:#f7f8fc;
  --white:#ffffff;
  --text:#1c2b3a;
  --text-soft:#5c6b7d;
  --text-light:#8a9aa9;
  --border:#e4e8ef;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:28px;
  --shadow:0 6px 24px rgba(11,31,58,0.08);
  --shadow-hover:0 14px 40px rgba(11,31,58,0.14);
  --transition:all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","HarmonicOS Sans SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--text);background:var(--bg);line-height:1.7;font-size:16px}
a{text-decoration:none;color:inherit;transition:var(--transition)}
img{max-width:100%;display:block;height:auto}
ul,ol{list-style:none}
button,input{font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-head{text-align:center;margin-bottom:52px}
.section-head .eyebrow{display:inline-block;background:rgba(240,112,60,.08);color:var(--accent);font-size:13px;font-weight:600;letter-spacing:2px;padding:6px 18px;border-radius:30px;margin-bottom:16px}
.section-head h2{font-size:36px;font-weight:700;color:var(--primary);letter-spacing:1px;line-height:1.3}
.section-head p{color:var(--text-soft);font-size:16px;margin-top:12px;max-width:560px;margin-left:auto;margin-right:auto}

/* Header */
.site-header{background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(228,232,239,.7);position:sticky;top:0;z-index:100}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px;padding:0 32px;max-width:1280px;margin:0 auto}
.logo{font-size:22px;font-weight:800;color:var(--primary);letter-spacing:1px;display:flex;align-items:center;gap:10px;position:relative;z-index:2}
.logo .logo-dot{width:10px;height:10px;background:var(--accent);border-radius:50%;display:inline-block;box-shadow:0 0 0 4px rgba(240,112,60,.18)}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{position:relative;padding:8px 18px;font-size:15px;font-weight:500;color:var(--text-soft);border-radius:8px;transition:var(--transition)}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft)}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{content:"";position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--accent);border-radius:4px}
.header-actions{display:flex;align-items:center;gap:16px}
.header-phone{display:flex;align-items:center;gap:8px;color:var(--primary);font-size:14px;font-weight:600;white-space:nowrap}
.header-phone i{color:var(--accent);font-size:16px}
.menu-toggle{display:none;background:none;border:none;font-size:22px;color:var(--primary);cursor:pointer;padding:8px}
.mobile-nav{display:none;background:var(--white);border-bottom:1px solid var(--border);padding:12px 24px 20px}
.mobile-nav a{display:block;padding:12px 14px;font-size:15px;color:var(--text-soft);border-radius:10px;transition:var(--transition)}
.mobile-nav a:hover,.mobile-nav a.active{color:var(--primary);background:var(--primary-soft);font-weight:600}
.mobile-nav.open{display:block}

/* Hero */
.hero{position:relative;background:linear-gradient(135deg,#071526 0%,#0b1f3a 55%,#142c4a 100%);overflow:hidden;min-height:640px;display:flex;align-items:center}
.hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:.4}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 70% 40%,rgba(240,112,60,.12) 0%,transparent 55%)}
.hero *{position:relative;z-index:2}
.hero-content{max-width:720px;padding:100px 24px;color:var(--white)}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);padding:8px 20px;border-radius:30px;font-size:13px;font-weight:500;letter-spacing:1px;margin-bottom:24px}
.hero-tag i{color:var(--gold)}
.hero h1{font-size:56px;font-weight:800;line-height:1.25;letter-spacing:2px;margin-bottom:20px}
.hero-lead{font-size:18px;color:rgba(255,255,255,.85);max-width:520px;line-height:1.7;margin-bottom:36px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;border-radius:40px;font-size:15px;font-weight:600;transition:var(--transition);cursor:pointer;border:none}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 20px rgba(240,112,60,.35)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-2px);box-shadow:0 10px 28px rgba(240,112,60,.45)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.3);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary);padding:11px 28px;border-radius:40px;font-size:14px;font-weight:600;transition:var(--transition);display:inline-flex;align-items:center;gap:8px}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.hero-meta{display:flex;gap:28px;margin-top:48px;flex-wrap:wrap}
.hero-meta-item{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.8)}
.hero-meta-item i{color:var(--gold);font-size:16px}

/* About */
.about{background:var(--white)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-visual{position:relative;padding-right:16px}
.about-visual .main-img{border-radius:var(--radius-lg);box-shadow:var(--shadow);object-fit:cover;width:100%;height:420px}
.about-visual .float-img{position:absolute;right:-12px;bottom:-24px;width:220px;height:180px;object-fit:cover;border-radius:var(--radius);border:6px solid #fff;box-shadow:var(--shadow-hover)}
.about-content .eyebrow{display:inline-block;background:rgba(240,112,60,.08);color:var(--accent);font-size:13px;font-weight:600;letter-spacing:2px;padding:6px 18px;border-radius:30px;margin-bottom:16px}
.about-content h2{font-size:34px;font-weight:700;color:var(--primary);line-height:1.4;margin-bottom:20px}
.about-content .lead{font-size:16px;color:var(--text-soft);line-height:1.8;margin-bottom:24px}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.feature-list li{display:flex;align-items:center;gap:10px;background:var(--primary-soft);padding:14px 18px;border-radius:12px;font-size:14px;font-weight:500;color:var(--primary)}
.feature-list li i{color:var(--accent);font-size:15px}

/* Categories */
.categories{background:var(--bg)}
.category-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.category-card{position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:360px;display:flex;align-items:flex-end;box-shadow:var(--shadow);transition:var(--transition)}
.category-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.category-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 0%,rgba(7,21,38,.82) 100%)}
.category-content{position:relative;z-index:2;padding:36px 32px;color:#fff;width:100%}
.category-content .cat-tag{display:inline-block;background:rgba(240,112,60,.3);border:1px solid rgba(255,255,255,.25);color:#fff;padding:4px 14px;border-radius:30px;font-size:12px;letter-spacing:1px;margin-bottom:12px}
.category-content h3{font-size:24px;font-weight:700;margin-bottom:8px}
.category-content p{font-size:14px;color:rgba(255,255,255,.85);line-height:1.6;margin-bottom:16px}
.category-content .cat-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--gold)}
.category-content .cat-link:hover{gap:12px}

/* Stats */
.stats{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 100%);position:relative;overflow:hidden}
.stats::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.18}
.stats .container{position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
.stat-item{padding:36px 20px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);backdrop-filter:blur(6px);transition:var(--transition)}
.stat-item:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.stat-num{font-size:46px;font-weight:800;color:var(--gold);display:block;line-height:1.2;margin-bottom:6px}
.stat-label{font-size:15px;color:rgba(255,255,255,.85)}

/* News */
.news{background:var(--white)}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:32px;transition:var(--transition);display:flex;flex-direction:column}
.news-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.news-tag{background:rgba(240,112,60,.1);color:var(--accent);font-size:12px;font-weight:600;padding:3px 14px;border-radius:20px;letter-spacing:1px}
.news-date{font-size:13px;color:var(--text-light);display:flex;align-items:center;gap:5px}
.news-card h3{font-size:18px;font-weight:700;color:var(--primary);line-height:1.5;margin-bottom:12px}
.news-card p{font-size:14px;color:var(--text-soft);line-height:1.7;margin-bottom:20px;flex:1}
.news-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent)}
.news-link:hover{gap:10px}
.empty-state{text-align:center;padding:60px 0;color:var(--text-light);font-size:15px;background:var(--bg);border-radius:var(--radius);border:1px dashed var(--border)}
.empty-state i{font-size:32px;color:var(--text-light);display:block;margin-bottom:12px}

/* Process */
.process{background:var(--bg)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-card{background:var(--white);border-radius:var(--radius);padding:32px 24px;text-align:center;border:1px solid var(--border);transition:var(--transition);position:relative}
.process-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.process-step{width:48px;height:48px;border-radius:12px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;margin:0 auto 20px;position:relative}
.process-card:nth-child(2) .process-step{background:var(--accent)}
.process-card:nth-child(3) .process-step{background:var(--gold)}
.process-card:nth-child(4) .process-step{background:var(--primary)}
.process-card h3{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:10px}
.process-card p{font-size:14px;color:var(--text-soft);line-height:1.7}

/* FAQ */
.faq{background:var(--white)}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.faq-item{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:rgba(240,112,60,.3)}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:center;padding:22px 26px;cursor:pointer;font-size:15px;font-weight:600;color:var(--primary);transition:var(--transition)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--accent);transition:var(--transition)}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item .faq-content{padding:0 26px 20px;color:var(--text-soft);font-size:14px;line-height:1.8}

/* CTA */
.cta{padding:80px 0;background:transparent}
.cta-box{position:relative;background:linear-gradient(120deg,var(--primary) 0%,var(--primary-deep) 100%);border-radius:var(--radius-lg);padding:64px 56px;overflow:hidden}
.cta-box::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;opacity:.22}
.cta-box::after{content:"";position:absolute;top:-60px;right:-60px;width:240px;height:240px;border-radius:50%;background:rgba(240,112,60,.25);filter:blur(60px)}
.cta-box *{position:relative;z-index:2}
.cta-box h2{font-size:34px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:1px}
.cta-box p{font-size:16px;color:rgba(255,255,255,.85);max-width:560px;line-height:1.8;margin-bottom:32px}
.cta-btns{display:flex;gap:16px;flex-wrap:wrap}
.cta-note{color:rgba(255,255,255,.7);font-size:13px;margin-top:20px;display:flex;align-items:center;gap:8px}

/* Footer */
.site-footer{background:var(--primary-deep);color:rgba(255,255,255,.7);margin-top:0}
.footer-top{padding:64px 0 40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px}
.footer-brand .logo{color:#fff;font-size:24px;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.8;max-width:380px}
.footer-head{font-size:16px;font-weight:700;color:#fff;margin-bottom:20px}
.footer-links{display:flex;flex-direction:column;gap:12px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.65);display:inline-flex;align-items:center;gap:8px;transition:var(--transition)}
.footer-links a:hover{color:var(--gold);transform:translateX(4px)}
.footer-contact{font-size:14px;line-height:2;color:rgba(255,255,255,.65)}
.footer-contact i{color:var(--gold);margin-right:8px;width:16px}
.footer-bottom{padding:22px 0;text-align:center;font-size:13px;color:rgba(255,255,255,.45)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--gold)}

/* Responsive */
@media(max-width:1024px){
  .section{padding:72px 0}
  .hero h1{font-size:44px}
  .about-grid{grid-template-columns:1fr;gap:48px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .header-inner{padding:0 20px}
  .main-nav{display:none}
  .header-phone{display:none}
  .menu-toggle{display:block}
  .hero{min-height:520px}
  .hero h1{font-size:36px}
  .hero-content{padding:60px 24px}
  .hero-btns .btn{padding:12px 24px;font-size:14px}
  .category-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .faq-item summary{font-size:14px}
  .cta-box{padding:40px 28px}
  .cta-box h2{font-size:26px}
  .section-head h2{font-size:28px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .about-content h2{font-size:26px}
  .about-visual .float-img{width:150px;height:120px;bottom:-12px}
}
@media(max-width:520px){
  .section{padding:56px 0}
  .hero h1{font-size:28px}
  .hero-lead{font-size:15px}
  .hero-meta{flex-direction:column;gap:12px}
  .process-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr;gap:16px}
  .stat-num{font-size:32px}
  .news-card{padding:22px}
  .faq-item summary{padding:18px}
  .footer-top{padding:48px 0 32px}
  .cta-box{padding:32px 22px}
}

/* roulang page: category1 */
:root {
  --primary: #0e5a4a;
  --primary-dark: #0a4538;
  --primary-light: #17806b;
  --accent: #d9a441;
  --accent-dark: #c18a2f;
  --bg: #f7f6f3;
  --bg-white: #ffffff;
  --bg-deep: #0d1f1c;
  --text: #1e2b28;
  --text-weak: #61706c;
  --border: #e8e4dc;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(14, 38, 32, 0.05);
  --shadow-md: 0 12px 36px rgba(14, 38, 32, 0.09);
  --shadow-lg: 0 24px 60px rgba(14, 38, 32, 0.15);
  --transition: 0.3s ease;
  --container-width: 1200px;
  --section-space: 96px;
  --section-space-mobile: 60px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -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: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}
.site-header {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 200;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
}
.logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(217,164,65,0.18);
  flex-shrink: 0;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
}
.main-nav a {
  font-size: 0.95rem;
  color: var(--text-weak);
  padding: 8px 2px;
  position: relative;
  transition: color var(--transition);
  letter-spacing: 0.01em;
}
.main-nav a:hover { color: var(--primary); }
.main-nav a.active { color: var(--primary); font-weight: 600; }
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}
.main-nav a:hover::after,
.main-nav a.active::after { transform: scaleX(1); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1.15rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition);
}
.nav-toggle:hover { border-color: var(--primary); }
.btn-primary, .btn-ghost, .btn-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(14, 90, 74, 0.28);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(14, 90, 74, 0.35);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:focus-visible {
  outline: 3px solid rgba(14, 90, 74, 0.3);
  outline-offset: 3px;
}
.btn-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: #fff;
  transform: translateY(-2px);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-light:hover {
  background: var(--bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.page-banner {
  position: relative;
  padding: 150px 0 120px;
  background-size: cover;
  background-position: center;
  color: #fff;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(6,24,20,0.92) 18%, rgba(6,24,20,0.55) 65%, rgba(6,24,20,0.3) 100%);
}
.banner-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}
.banner-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(6px);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.85);
  margin-bottom: 24px;
}
.banner-content h1 {
  font-size: clamp(2.3rem, 5vw, 3.6rem);
  line-height: 1.18;
  font-weight: 700;
  margin: 0 0 18px;
  letter-spacing: 0.02em;
}
.banner-content p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 34px;
}
.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.section { padding: var(--section-space) 0; }
.section-alt { background: var(--bg-white); }
.section-head {
  max-width: 680px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-eyebrow {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(14, 90, 74, 0.08);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  line-height: 1.25;
  margin: 0 0 16px;
  color: var(--text);
  letter-spacing: 0.01em;
}
.section-head p {
  font-size: 1.02rem;
  color: var(--text-weak);
  line-height: 1.8;
  margin: 0;
}
.grid-x.grid-margin-x > .cell { display: flex; }
.service-card, .case-card, .step-item { width: 100%; }
.services-grid { row-gap: 24px; }
.service-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(14, 90, 74, 0.08);
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 22px;
  transition: background var(--transition), color var(--transition);
}
.service-card:hover .service-icon {
  background: var(--primary);
  color: #fff;
}
.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 12px;
}
.service-card p {
  font-size: 0.92rem;
  color: var(--text-weak);
  line-height: 1.8;
  margin-bottom: 20px;
  flex: 1;
}
.card-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.25s;
}
.card-link:hover { gap: 12px; }
.about-section {
  background: var(--bg-white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-image img {
  width: 100%;
  height: 460px;
  object-fit: cover;
}
.about-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,24,20,0.25), transparent 45%);
}
.about-content {
  padding: 24px 0 24px 48px;
}
.about-content .section-eyebrow { margin-bottom: 12px; }
.about-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.3;
  margin: 0 0 18px;
}
.about-content p {
  color: var(--text-weak);
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 22px;
}
.check-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}
.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  color: var(--text);
  font-size: 0.95rem;
}
.check-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 90, 74, 0.1);
  color: var(--primary);
  border-radius: 50%;
  font-size: 0.72rem;
}
.stats-section {
  background: var(--bg-deep);
  background-image: radial-gradient(circle at 80% 20%, rgba(217,164,65,0.18), transparent 50%), radial-gradient(circle at 10% 90%, rgba(14,90,74,0.5), transparent 40%);
  padding: 76px 0;
  color: #fff;
}
.stats-grid { row-gap: 32px; }
.stat-item {
  text-align: center;
  padding: 12px 10px;
}
.stat-item strong {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
  display: block;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.stat-item strong span { color: var(--accent); }
.stat-item span {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
}
.process-steps { row-gap: 24px; }
.step-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  height: 100%;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}
.step-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.step-num {
  font-size: 2.6rem;
  font-weight: 700;
  color: rgba(14, 90, 74, 0.18);
  line-height: 1;
  display: block;
  margin-bottom: 18px;
  transition: color var(--transition);
}
.step-item:hover .step-num { color: var(--accent); }
.step-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 10px;
}
.step-item p {
  font-size: 0.9rem;
  color: var(--text-weak);
  line-height: 1.75;
  margin: 0;
}
.cases-section {
  background: var(--bg-white);
  border-top: 1px solid var(--border);
}
.cases-grid { row-gap: 28px; }
.case-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.case-image {
  height: 220px;
  overflow: hidden;
  position: relative;
}
.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.case-card:hover .case-image img { transform: scale(1.05); }
.case-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6,24,20,0.3), transparent 55%);
}
.case-body {
  padding: 24px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.badge {
  display: inline-flex;
  align-self: flex-start;
  padding: 5px 14px;
  border-radius: 999px;
  background: rgba(14, 90, 74, 0.08);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.case-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 10px;
  line-height: 1.4;
}
.case-body p {
  font-size: 0.9rem;
  color: var(--text-weak);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}
.case-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.82rem;
  color: var(--text-weak);
  border-top: 1px solid var(--border);
  padding-top: 14px;
}
.case-meta i { color: var(--accent); }
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-item:hover { border-color: rgba(14, 90, 74, 0.3); }
.faq-item[open] { box-shadow: var(--shadow-md); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  transition: color var(--transition);
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 0.8rem;
  color: var(--primary);
  background: rgba(14, 90, 74, 0.08);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease;
}
.faq-item[open] summary::after {
  transform: rotate(180deg);
  background: var(--primary);
  color: #fff;
}
.faq-content {
  padding: 0 28px 24px;
  font-size: 0.92rem;
  color: var(--text-weak);
  line-height: 1.8;
}
.faq-content p { margin: 0; }
.cta-section {
  position: relative;
  padding: 110px 0;
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
}
.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(6,24,20,0.9), rgba(14,90,74,0.82));
}
.cta-content { position: relative; z-index: 2; }
.cta-content h2 {
  font-size: clamp(2rem, 3.6vw, 2.9rem);
  margin: 0 0 16px;
  line-height: 1.25;
}
.cta-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.8;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}
.cta-actions .btn-ghost { border-color: rgba(255,255,255,0.5); }
.site-footer {
  background: var(--bg-deep);
  color: rgba(255,255,255,0.75);
}
.footer-top {
  padding: 64px 0 36px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  max-width: 360px;
  margin: 14px 0 0;
}
.footer-head {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  margin: 4px 0 20px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color var(--transition), padding-left var(--transition);
}
.footer-links a i {
  font-size: 0.65rem;
  color: var(--accent);
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
}
.footer-contact div {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-contact i {
  color: var(--accent);
  width: 18px;
}
.footer-bottom {
  padding: 20px 0;
  font-size: 0.83rem;
  color: rgba(255,255,255,0.45);
}
.footer-bottom p {
  margin: 0;
  text-align: center;
}
.footer-bottom a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: #fff; }
@media (max-width: 1024px) {
  .footer-grid { gap: 32px; }
  .about-content { padding-left: 0; }
}
@media (max-width: 768px) {
  :root { --section-space: var(--section-space-mobile); }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 16px 24px 20px;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border);
  }
  .main-nav.open { display: flex; }
  .main-nav a {
    padding: 12px 0;
    font-size: 1rem;
  }
  .page-banner { padding: 100px 0 80px; }
  .banner-actions { flex-direction: column; align-items: flex-start; }
  .about-content h2,
  .section-head h2 { font-size: 1.7rem; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .cta-section { padding: 80px 0; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .main-nav { padding: 14px 16px; }
  .logo { font-size: 1.15rem; }
  .service-card { padding: 26px 20px; }
  .btn-primary,
  .btn-ghost,
  .btn-light { width: 100%; }
  .case-image { height: 190px; }
  .faq-item summary { padding: 18px 20px; }
  .faq-content { padding: 0 20px 20px; }
}

/* roulang page: article */
:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #ccfbf1;
    --accent: #f59e0b;
    --dark: #0f172a;
    --text: #334155;
    --text-light: #64748b;
    --bg: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.06);
    --shadow: 0 10px 35px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 50px rgba(15, 23, 42, 0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --container: 1200px;
    --header-h: 72px;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}
a:hover {
    color: var(--primary-dark);
}
button, input, textarea, select {
    font-family: inherit;
}
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    height: var(--header-h);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
}
.logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
    letter-spacing: -0.5px;
    line-height: 1;
}
.logo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    display: inline-block;
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.2);
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 36px;
}
.main-nav a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    position: relative;
    padding: 8px 2px;
    letter-spacing: 0.3px;
}
.main-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: var(--transition);
}
.main-nav a:hover::after,
.main-nav a.active::after {
    width: 100%;
}
.main-nav a.active {
    color: var(--primary-dark);
    font-weight: 600;
}
.mobile-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 42px;
    height: 42px;
    font-size: 18px;
    color: var(--dark);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.mobile-toggle:hover {
    background: var(--primary-light);
    border-color: var(--primary);
}
.mobile-menu {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    box-shadow: var(--shadow);
    z-index: 999;
}
.mobile-menu.open {
    display: block;
}
.mobile-menu a {
    display: block;
    padding: 14px 8px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    border-bottom: 1px solid #f1f5f9;
}
.mobile-menu a:last-child {
    border-bottom: none;
}
.mobile-menu a.active,
.mobile-menu a:hover {
    color: var(--primary);
}
.article-hero {
    position: relative;
    padding: 90px 0 80px;
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.86), rgba(13, 148, 136, 0.70));
}
.article-hero .container {
    position: relative;
    z-index: 2;
}
.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 28px;
    flex-wrap: wrap;
}
.breadcrumb a {
    color: rgba(255, 255, 255, 0.75);
    transition: var(--transition);
}
.breadcrumb a:hover {
    color: var(--white);
}
.breadcrumb i {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
}
.breadcrumb span {
    color: rgba(255, 255, 255, 0.9);
    max-width: 400px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.article-hero h1 {
    font-size: 40px;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 18px;
    color: var(--white);
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: -0.5px;
}
.hero-excerpt {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 660px;
    margin: 0 auto 30px;
    line-height: 1.85;
}
.hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}
.hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.hero-badge {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    padding: 4px 16px;
    border-radius: 30px;
    font-size: 13px;
    font-weight: 500;
}
.hero-meta i {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
}
.article-section {
    padding: 64px 0;
}
.article-main {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 40px;
    border: 1px solid var(--border);
}
.post-cover {
    width: 100%;
    border-radius: var(--radius);
    margin-bottom: 36px;
    box-shadow: var(--shadow-sm);
}
.post-body {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text);
}
.post-body h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin: 40px 0 16px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
}
.post-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin: 32px 0 12px;
}
.post-body p {
    margin-bottom: 20px;
}
.post-body img {
    border-radius: var(--radius);
    margin: 24px 0;
    box-shadow: var(--shadow-sm);
}
.post-body ul,
.post-body ol {
    margin: 20px 0;
    padding-left: 24px;
}
.post-body li {
    margin-bottom: 8px;
}
.post-body a {
    color: var(--primary);
    border-bottom: 1px solid rgba(13, 148, 136, 0.3);
}
.post-body a:hover {
    color: var(--primary-dark);
    border-bottom-color: var(--primary-dark);
}
.post-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    padding: 20px 24px;
    border-radius: 0 var(--radius) var(--radius) 0;
    margin: 24px 0;
    font-style: italic;
    color: var(--primary-dark);
}
.post-tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.tag-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}
.tag {
    display: inline-block;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 13px;
    padding: 4px 14px;
    border-radius: 30px;
    transition: var(--transition);
}
.tag:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary-dark);
    transform: translateY(-1px);
}
.not-found-card {
    text-align: center;
    padding: 70px 30px;
}
.not-found-card i {
    font-size: 52px;
    color: var(--primary);
    margin-bottom: 20px;
    display: inline-block;
}
.not-found-card h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}
.not-found-card p {
    color: var(--text-light);
    margin-bottom: 28px;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary);
    color: var(--white) !important;
    font-weight: 600;
    padding: 13px 34px;
    border-radius: 50px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 15px;
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(13, 148, 136, 0.3);
    color: var(--white) !important;
}
.article-sidebar {
    position: sticky;
    top: 96px;
}
.sidebar-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 28px;
    margin-bottom: 20px;
}
.sidebar-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.sidebar-card h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 40px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
}
.sidebar-card ul {
    list-style: none;
    margin: 0;
}
.sidebar-card ul li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 0;
    border-bottom: 1px solid #f8fafc;
    font-size: 14px;
}
.sidebar-card ul li:last-child {
    border-bottom: none;
}
.sidebar-card ul li span {
    color: var(--text-light);
    display: inline-flex;
    align-items: center;
    gap: 7px;
}
.sidebar-card ul li span i {
    font-size: 13px;
    color: var(--primary);
    width: 15px;
}
.sidebar-card ul li b {
    color: var(--dark);
    font-weight: 600;
    text-align: right;
    max-width: 180px;
}
.side-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.side-tags a {
    display: inline-block;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 13px;
    padding: 6px 14px;
    border-radius: 30px;
    transition: var(--transition);
}
.side-tags a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
    transform: translateY(-1px);
}
.cta-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    color: var(--white);
    text-align: center;
}
.cta-card h3 {
    color: var(--white);
    border-bottom-color: rgba(255, 255, 255, 0.2);
}
.cta-card h3::after {
    background: var(--accent);
}
.cta-card p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.8;
}
.btn-full {
    display: block;
    width: 100%;
    text-align: center;
    background: var(--white);
    color: var(--primary-dark) !important;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 15px;
}
.btn-full:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    color: var(--primary-dark) !important;
}
.hotline {
    margin-top: 18px;
    font-size: 18px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 1px;
}
.related-section {
    padding: 72px 0;
    background: var(--white);
    border-top: 1px solid var(--border);
}
.section-head {
    text-align: center;
    margin-bottom: 44px;
}
.section-head h2 {
    font-size: 30px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}
.section-head p {
    color: var(--text-light);
    font-size: 15px;
}
.related-card {
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    display: block;
    height: 100%;
    transition: var(--transition);
}
.related-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: rgba(13, 148, 136, 0.3);
}
.related-img {
    height: 180px;
    overflow: hidden;
}
.related-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.related-card:hover .related-img img {
    transform: scale(1.05);
}
.related-body {
    padding: 24px;
}
.related-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 30px;
    margin-bottom: 10px;
}
.related-body h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.5;
}
.related-body p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
}
.related-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}
.related-card:hover .related-link {
    gap: 12px;
    color: var(--primary-dark);
}
.cta-section {
    padding: 85px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}
.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.82);
}
.cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}
.cta-inner h2 {
    font-size: 34px;
    color: var(--white);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}
.cta-inner p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 16px;
    margin-bottom: 32px;
    line-height: 1.8;
}
.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-light {
    display: inline-block;
    background: var(--white);
    color: var(--dark) !important;
    font-weight: 600;
    padding: 14px 38px;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 15px;
}
.btn-light:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    color: var(--dark) !important;
}
.btn-outline-light {
    display: inline-block;
    border: 2px solid rgba(255, 255, 255, 0.6);
    color: var(--white) !important;
    font-weight: 600;
    padding: 12px 34px;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 15px;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
    transform: translateY(-2px);
    color: var(--white) !important;
}
.site-footer {
    background: var(--dark);
    color: #94a3b8;
}
.footer-top {
    padding: 64px 0 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.2fr;
    gap: 40px;
}
.footer-brand .logo {
    color: var(--white);
    display: inline-flex;
    margin-bottom: 0;
}
.footer-brand .logo-dot {
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.2);
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: #94a3b8;
    margin-top: 16px;
    max-width: 360px;
}
.footer-head {
    color: var(--white);
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 20px;
}
.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-links a {
    color: #94a3b8;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-links a i {
    font-size: 10px;
    color: var(--primary);
}
.footer-links a:hover {
    color: var(--white);
    padding-left: 4px;
}
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 14px;
}
.footer-contact div {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #94a3b8;
}
.footer-contact i {
    color: var(--primary);
    width: 18px;
}
.footer-bottom {
    padding: 22px 0;
    text-align: center;
    font-size: 13px;
    color: #64748b;
}
.footer-bottom a {
    color: #94a3b8;
}
.footer-bottom a:hover {
    color: var(--white);
}
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .article-hero h1 {
        font-size: 32px;
    }
    .article-main {
        padding: 30px;
    }
}
@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    .mobile-toggle {
        display: flex;
    }
    .article-hero {
        padding: 60px 0 50px;
    }
    .article-hero h1 {
        font-size: 26px;
    }
    .hero-excerpt {
        font-size: 15px;
    }
    .article-section {
        padding: 40px 0;
    }
    .article-main {
        padding: 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .cta-inner h2 {
        font-size: 26px;
    }
    .post-body {
        font-size: 15px;
    }
    .related-section {
        padding: 50px 0;
    }
    .cta-section {
        padding: 60px 0;
    }
    .section-head h2 {
        font-size: 26px;
    }
}
@media (max-width: 520px) {
    .container {
        padding: 0 16px;
    }
    .article-main {
        padding: 20px;
        border-radius: var(--radius);
    }
    .article-hero h1 {
        font-size: 22px;
    }
    .hero-meta {
        flex-direction: column;
        gap: 8px;
    }
    .cta-buttons {
        flex-direction: column;
    }
    .btn-light,
    .btn-outline-light {
        width: 100%;
        text-align: center;
    }
    .footer-top {
        padding: 40px 0 24px;
    }
    .breadcrumb {
        font-size: 13px;
    }
    .post-tags {
        gap: 8px;
    }
    .sidebar-card {
        padding: 22px;
    }
}

/* roulang page: category2 */
/* ===================================== */
/* 设计变量 */
/* ===================================== */
:root {
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --primary-darker: #115e59;
  --primary-soft: #ccfbf1;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --accent-soft: #fef3c7;
  --bg: #f8fafc;
  --white: #ffffff;
  --text: #0f172a;
  --text-light: #475569;
  --text-lighter: #94a3b8;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 12px rgba(15, 23, 42, 0.05);
  --shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 18px 50px rgba(15, 23, 42, 0.14);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* ===================================== */
/* Reset & Base */
/* ===================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
input, textarea, select {
  font-family: inherit;
}
ul, ol {
  list-style: none;
}

/* ===================================== */
/* 布局容器 */
/* ===================================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
}
.section-pad {
  padding: 88px 0;
}
.section-alt {
  background: var(--white);
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}
.section-head .eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: 2rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.section-head p {
  color: var(--text-light);
  font-size: 1.05rem;
}

/* ===================================== */
/* 按钮 */
/* ===================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 60px;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  transition: var(--transition);
  border: 2px solid transparent;
  outline: none;
}
.btn i {
  font-size: 0.9em;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.28);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(13, 148, 136, 0.35);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.25);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.7);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--white);
  transform: translateY(-2px);
}
.btn-outline:active {
  transform: translateY(0);
}
.btn-light {
  background: var(--white);
  color: var(--primary-darker);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
}
.btn-light:hover {
  background: #f1f5f9;
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.14);
}
.btn:focus-visible {
  outline: 3px solid rgba(13, 148, 136, 0.4);
  outline-offset: 2px;
}

/* ===================================== */
/* Header & Nav */
/* ===================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.logo {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--primary-darker);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-dot {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.main-nav a {
  position: relative;
  color: var(--text-light);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 10px 2px;
  transition: var(--transition);
}
.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}
.main-nav a:hover {
  color: var(--primary);
}
.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}
.main-nav a.active {
  color: var(--primary-dark);
  font-weight: 600;
}
.nav-toggle {
  display: none;
  font-size: 1.3rem;
  color: var(--text);
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
}
.nav-toggle:hover {
  background: var(--bg);
}
.nav-toggle:focus-visible {
  outline: 2px solid var(--primary);
}

/* ===================================== */
/* Page Hero */
/* ===================================== */
.page-hero {
  position: relative;
  padding: 110px 0 100px;
  background-image: linear-gradient(135deg, rgba(13, 23, 42, 0.88) 0%, rgba(13, 23, 42, 0.62) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: var(--white);
  text-align: center;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.35), transparent 70%);
  pointer-events: none;
}
.page-hero .container {
  position: relative;
  z-index: 1;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 7px 20px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.breadcrumb a:hover {
  color: var(--white);
}
.breadcrumb i {
  font-size: 0.7rem;
  opacity: 0.7;
}
.breadcrumb span {
  opacity: 0.8;
}
.page-hero h1 {
  font-size: 3rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}
.page-hero .hero-sub {
  font-size: 1.15rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 680px;
  margin: 0 auto 36px;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-badges {
  display: flex;
  justify-content: center;
  gap: 36px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-badge {
  text-align: center;
  padding: 12px 20px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
  min-width: 120px;
}
.hero-badge strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}
.hero-badge span {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.72);
}

/* ===================================== */
/* 核心服务 */
/* ===================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
  transition: var(--transition);
}
.service-card:hover .service-icon {
  background: var(--primary);
  color: var(--white);
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
}
.service-card p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ===================================== */
/* 赛事项目类型 */
/* ===================================== */
.event-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.event-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.event-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}
.event-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}
.event-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.event-card:hover .event-card-image img {
  transform: scale(1.06);
}
.event-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.35), transparent 60%);
  pointer-events: none;
}
.event-card-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.94);
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.event-card-body {
  padding: 24px;
}
.event-card-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.4;
}
.event-card-body p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}
.event-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.event-card-meta span {
  font-size: 0.82rem;
  color: var(--text-lighter);
  display: flex;
  align-items: center;
  gap: 6px;
}
.event-card-meta a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
}
.event-card-meta a i {
  transition: var(--transition);
}
.event-card-meta a:hover i {
  transform: translateX(4px);
}

/* ===================================== */
/* 流程 */
/* ===================================== */
.process-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  counter-reset: step;
}
.process-step {
  position: relative;
  text-align: center;
  padding: 36px 18px;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.process-step:hover {
  background: var(--white);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.process-step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  box-shadow: 0 6px 18px rgba(13, 148, 136, 0.3);
  position: relative;
  z-index: 1;
}
.process-step h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.process-step p {
  font-size: 0.86rem;
  color: var(--text-light);
  line-height: 1.6;
}
.process-step::after {
  content: '';
  position: absolute;
  top: 60px;
  right: -24px;
  width: 24px;
  height: 2px;
  background: var(--border);
}
.process-step:last-child::after {
  display: none;
}

/* ===================================== */
/* 数据统计 */
/* ===================================== */
.stats-section {
  position: relative;
  padding: 80px 0;
  background-image: linear-gradient(105deg, rgba(13, 148, 136, 0.92), rgba(15, 118, 110, 0.88)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: var(--white);
  text-align: center;
}
.stats-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.stats-section .stats-sub {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  margin-bottom: 44px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item {
  padding: 24px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.stat-item:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-4px);
}
.stat-item .num {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 4px;
}
.stat-item .num .unit {
  font-size: 1.4rem;
  font-weight: 600;
  opacity: 0.85;
}
.stat-item .label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.82);
  margin-top: 6px;
}

/* ===================================== */
/* FAQ */
/* ===================================== */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(13, 148, 136, 0.35);
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: var(--transition);
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary .faq-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item[open] summary .faq-icon {
  background: var(--primary);
  color: var(--white);
  transform: rotate(45deg);
}
.faq-item summary:hover {
  color: var(--primary-dark);
}
.faq-item .faq-answer {
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-light);
  line-height: 1.8;
}

/* ===================================== */
/* CTA */
/* ===================================== */
.cta-section {
  position: relative;
  padding: 80px 0;
  background: var(--white);
  border-top: 1px solid var(--border);
}
.cta-box {
  background: linear-gradient(115deg, #0f172a 0%, #134e4a 100%);
  border-radius: var(--radius-lg);
  padding: 64px 56px;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(245, 158, 11, 0.18);
  pointer-events: none;
}
.cta-box::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: 30%;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(13, 148, 136, 0.28);
  pointer-events: none;
}
.cta-content {
  position: relative;
  z-index: 1;
}
.cta-content h2 {
  font-size: 1.7rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.3;
}
.cta-content p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.82);
  max-width: 440px;
}
.cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 14px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ===================================== */
/* Footer */
/* ===================================== */
.site-footer {
  background: #0f172a;
  color: #cbd5e1;
}
.footer-top {
  padding: 64px 0 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
}
.footer-brand {
  max-width: 360px;
}
.footer-brand .logo {
  color: var(--white);
  margin-bottom: 14px;
}
.footer-brand p {
  font-size: 0.92rem;
  line-height: 1.8;
  color: #94a3b8;
  margin-top: 12px;
}
.footer-head {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-head::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: #94a3b8;
  transition: var(--transition);
}
.footer-links a i {
  font-size: 0.65rem;
  color: var(--primary);
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--white);
  padding-left: 4px;
}
.footer-links a:hover i {
  transform: translateX(3px);
}
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.92rem;
  color: #94a3b8;
}
.footer-contact div {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-contact i {
  font-size: 1rem;
  color: var(--primary);
  width: 20px;
  text-align: center;
}
.footer-bottom {
  padding: 22px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.85rem;
  color: #64748b;
}
.footer-bottom a {
  color: #94a3b8;
  transition: var(--transition);
}
.footer-bottom a:hover {
  color: var(--white);
}

/* ===================================== */
/* 响应式断点 */
/* ===================================== */
@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }
  .section-pad {
    padding: 72px 0;
  }
  .main-nav {
    gap: 24px;
  }
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .event-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  .process-step::after {
    display: none;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .stats-section {
    background-attachment: scroll;
  }
  .cta-box {
    flex-direction: column;
    text-align: center;
    padding: 48px 32px;
  }
  .cta-content p {
    margin: 0 auto;
  }
  .cta-actions {
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .section-pad {
    padding: 60px 0;
  }
  .site-header .container {
    height: 64px;
  }
  .logo {
    font-size: 1.25rem;
  }
  .nav-toggle {
    display: flex;
  }
  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 24px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .main-nav a {
    display: block;
    width: 100%;
    padding: 12px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--bg);
  }
  .main-nav a::after {
    display: none;
  }
  .page-hero {
    padding: 84px 0 72px;
  }
  .page-hero h1 {
    font-size: 2.2rem;
  }
  .page-hero .hero-sub {
    font-size: 1rem;
  }
  .hero-badges {
    gap: 16px;
  }
  .hero-badge {
    min-width: 100px;
    padding: 10px 14px;
  }
  .hero-badge strong {
    font-size: 1.3rem;
  }
  .section-head h2 {
    font-size: 1.6rem;
  }
  .service-grid {
    gap: 16px;
  }
  .service-card {
    padding: 24px 20px;
  }
  .event-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .process-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
  .process-step::after {
    display: none;
  }
  .stats-section h2 {
    font-size: 1.5rem;
  }
  .stat-item .num {
    font-size: 2rem;
  }
  .faq-item summary {
    font-size: 0.95rem;
    padding: 18px 20px;
  }
  .faq-item .faq-answer {
    padding: 0 20px 18px;
  }
  .cta-box {
    padding: 40px 24px;
  }
  .cta-content h2 {
    font-size: 1.4rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-brand {
    max-width: 100%;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .page-hero h1 {
    font-size: 1.8rem;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-badge {
    flex: 1;
    min-width: 0;
  }
  .service-grid {
    grid-template-columns: 1fr;
  }
  .event-card-image {
    height: 180px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .stat-item {
    padding: 16px 12px;
  }
  .stat-item .num {
    font-size: 1.6rem;
  }
  .stat-item .label {
    font-size: 0.8rem;
  }
  .btn {
    padding: 13px 24px;
  }
  .footer-top {
    padding: 44px 0 28px;
  }
}