/* roulang page: index */
:root{
  --primary:#0b1b2b;
  --primary-light:#16324a;
  --accent:#c49a45;
  --accent-2:#e2be6e;
  --bg-white:#ffffff;
  --bg-soft:#f7f5f0;
  --bg-deep:#ecf0f3;
  --text-main:#1c2530;
  --text-sub:#64748b;
  --line:#e6e1d8;
  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:8px;
  --shadow-md:0 12px 36px rgba(11,27,43,.10);
  --shadow-lg:0 22px 50px rgba(11,27,43,.14);
  --transition:all .3s cubic-bezier(.25,.8,.25,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg-soft);
  color:var(--text-main);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:var(--transition)}
ul,li{list-style:none}
button{border:none;background:none;cursor:pointer;font-family:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.grid-x{display:flex;flex-wrap:wrap}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 36px;border-radius:50px;font-size:16px;font-weight:600;
  transition:var(--transition);cursor:pointer;border:2px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#16222e;box-shadow:0 8px 24px rgba(196,154,69,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(196,154,69,.5)}
.btn-outline{
  border-color:rgba(255,255,255,.7);color:#fff;background:rgba(255,255,255,.08);
  backdrop-filter:blur(6px);
}
.btn-outline:hover{background:rgba(255,255,255,.18);border-color:#fff;transform:translateY(-2px)}
.btn-accent{
  background:var(--accent);color:#0b1b2b;font-weight:700;
}
.btn-accent:hover{background:var(--accent-2);transform:translateY(-2px);box-shadow:0 10px 26px rgba(196,154,69,.45)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;padding:5px 16px;border-radius:30px;
  font-size:13px;font-weight:600;line-height:1.4;gap:6px;
}
.badge-gold{background:rgba(196,154,69,.15);color:#a88030;border:1px solid rgba(196,154,69,.3)}
.badge-blue{background:rgba(11,27,43,.08);color:var(--primary);border:1px solid rgba(11,27,43,.12)}
.badge-live{background:#f3f9f3;color:#2f855a;border:1px solid rgba(47,133,90,.3)}
.badge-live::before{content:'';width:7px;height:7px;border-radius:50%;background:#48bb78;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(1.3)}}

/* Header */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  background:rgba(11,27,43,.88);backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:var(--transition);
}
.site-header.scrolled{background:rgba(11,27,43,.96);box-shadow:0 6px 24px rgba(0,0,0,.25)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{
  width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  display:flex;align-items:center;justify-content:center;color:#0b1b2b;font-size:18px;font-weight:900;
}
.logo-text{color:#fff;font-size:20px;font-weight:800;letter-spacing:1px;white-space:nowrap}
.logo-text span{color:var(--accent-2)}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{
  color:rgba(255,255,255,.75);padding:8px 18px;border-radius:30px;font-size:15px;font-weight:500;
  position:relative;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.main-nav a.active{color:#16222e;background:linear-gradient(135deg,var(--accent),var(--accent-2));font-weight:700}
.nav-cta{margin-left:14px}
.nav-cta .btn{padding:10px 24px;font-size:14px}
.mobile-toggle{display:none;width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.1);color:#fff;font-size:20px;align-items:center;justify-content:center}

/* Hero */
.hero{
  position:relative;min-height:92vh;display:flex;align-items:center;
  background:url('/assets/images/backpic/back-1.png') no-repeat center center/cover;
  padding:140px 0 100px;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,27,43,.88) 0%,rgba(11,27,43,.72) 50%,rgba(11,27,43,.55) 100%);
}
.hero::after{
  content:'';position:absolute;bottom:0;left:0;right:0;height:160px;
  background:linear-gradient(transparent,var(--bg-soft));
}
.hero-content{position:relative;z-index:2;max-width:760px}
.hero h1{
  font-size:56px;line-height:1.15;color:#fff;font-weight:900;margin:22px 0 10px;
  letter-spacing:2px;text-shadow:0 4px 30px rgba(0,0,0,.4);
}
.hero h1 em{font-style:normal;color:var(--accent-2)}
.hero p.subtitle{
  font-size:20px;color:rgba(255,255,255,.85);margin:0 0 32px;line-height:1.7;
  max-width:580px;
}
.hero-buttons{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:42px}
.hero-stats{display:flex;gap:32px;flex-wrap:wrap}
.hero-stats .stat-val{font-size:28px;font-weight:800;color:var(--accent-2);line-height:1.2}
.hero-stats .stat-label{font-size:13px;color:rgba(255,255,255,.65)}
.hero-wave{position:absolute;bottom:0;left:0;right:0;z-index:2}

/* Section 通用 */
.section{padding:90px 0}
.section-header{text-align:center;max-width:680px;margin:0 auto 56px}
.section-header .eyebrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--accent);font-weight:700;
  font-size:14px;letter-spacing:3px;text-transform:uppercase;margin-bottom:14px;
}
.section-header h2{font-size:38px;font-weight:800;line-height:1.3;color:var(--text-main);margin:0 0 14px}
.section-header p{font-size:16px;color:var(--text-sub);line-height:1.7;margin:0}
.section-white{background:var(--bg-white)}

/* 核心特性卡片 */
.features-grid{margin-top:10px}
.feature-card{
  background:var(--bg-white);border-radius:var(--radius-lg);padding:40px 30px;
  box-shadow:var(--shadow-md);border:1px solid rgba(230,225,216,.5);
  transition:var(--transition);height:100%;position:relative;overflow:hidden;
}
.feature-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  opacity:0;transition:var(--transition);
}
.feature-card:hover::before{opacity:1}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.feature-icon{
  width:68px;height:68px;border-radius:18px;background:linear-gradient(135deg,rgba(196,154,69,.12),rgba(226,190,110,.2));
  display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:28px;margin-bottom:22px;
}
.feature-card h3{font-size:21px;font-weight:700;margin-bottom:12px;color:var(--text-main)}
.feature-card p{color:var(--text-sub);font-size:15px;line-height:1.7;margin:0}

/* 分类卡片 */
.cat-card{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;height:100%;
  box-shadow:var(--shadow-md);transition:var(--transition);background:var(--bg-white);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.cat-card .cat-bg{width:100%;height:220px;object-fit:cover;transition:var(--transition)}
.cat-card:hover .cat-bg{transform:scale(1.05)}
.cat-overlay{position:relative;padding:28px 30px}
.cat-overlay .badge{margin-bottom:12px}
.cat-overlay h3{font-size:23px;font-weight:800;color:var(--text-main);margin-bottom:10px}
.cat-overlay p{color:var(--text-sub);font-size:15px;margin-bottom:18px;line-height:1.6}
.cat-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:15px}
.cat-link:hover{color:var(--accent);gap:14px}

/* 资讯列表 */
.news-section{background:var(--bg-deep)}
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.news-item{
  background:var(--bg-white);border-radius:var(--radius-lg);padding:30px 30px;
  box-shadow:var(--shadow-md);border:1px solid rgba(230,225,216,.5);
  transition:var(--transition);display:flex;flex-direction:column;gap:14px;
}
.news-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.news-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.news-item h3{font-size:19px;font-weight:700;line-height:1.5;margin:0}
.news-item h3 a:hover{color:var(--accent)}
.news-item p{color:var(--text-sub);font-size:15px;margin:0;flex:1}
.news-time{font-size:13px;color:#9aa7b5}
.news-empty{
  grid-column:1/-1;text-align:center;padding:60px 30px;background:var(--bg-white);
  border-radius:var(--radius-lg);color:var(--text-sub);font-size:16px;
}

/* 数据区块 */
.stats-band{
  background:var(--primary);position:relative;overflow:hidden;padding:90px 0;
}
.stats-band::before{
  content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background:url('/assets/images/backpic/back-2.png') no-repeat center center/cover;
  opacity:.15;
}
.stats-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.stat-item{text-align:center;color:#fff;padding:30px 10px}
.stat-num{font-size:48px;font-weight:900;color:var(--accent-2);line-height:1.2}
.stat-label{font-size:15px;color:rgba(255,255,255,.7);margin-top:8px}

/* 流程 */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;position:relative}
.step-item{position:relative;text-align:center;padding:0 10px}
.step-item::after{
  content:'';position:absolute;top:36px;left:60%;width:80%;height:2px;
  background:repeating-linear-gradient(90deg,var(--accent) 0 6px,transparent 6px 12px);
  opacity:.4;
}
.step-item:last-child::after{display:none}
.step-num{
  width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#0b1b2b;font-size:24px;font-weight:800;display:flex;align-items:center;justify-content:center;
  margin:0 auto 22px;box-shadow:0 8px 20px rgba(196,154,69,.35);position:relative;z-index:2;
}
.step-item h3{font-size:19px;font-weight:700;margin-bottom:10px}
.step-item p{font-size:15px;color:var(--text-sub);margin:0;line-height:1.6}

/* 图文内容 */
.feature-showcase{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feature-img{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.feature-img img{width:100%;height:380px;object-fit:cover}
.feature-img::after{
  content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(11,27,43,.6));
}
.feature-img .img-tag{
  position:absolute;bottom:20px;left:20px;z-index:2;background:rgba(11,27,43,.7);
  backdrop-filter:blur(8px);color:#fff;padding:8px 18px;border-radius:30px;font-size:14px;font-weight:600;
}
.feature-content h3{font-size:30px;font-weight:800;line-height:1.4;margin:16px 0 20px}
.feature-content p{color:var(--text-sub);font-size:16px;line-height:1.8;margin-bottom:16px}
.feature-list{margin-top:16px}
.feature-list li{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px dashed var(--line)}
.feature-list li:last-child{border-bottom:none}
.feature-list .list-icon{color:var(--accent);font-size:18px;margin-top:2px;flex-shrink:0}

/* FAQ */
.faq-wrap{max-width:850px;margin:0 auto}
.faq-item{
  background:var(--bg-white);border-radius:var(--radius-md);box-shadow:0 4px 20px rgba(11,27,43,.06);
  border:1px solid var(--line);margin-bottom:18px;overflow:hidden;transition:var(--transition);
}
.faq-item summary{
  padding:26px 30px;cursor:pointer;font-size:17px;font-weight:600;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:20px;color:var(--text-main);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .faq-icon{
  width:32px;height:32px;border-radius:50%;background:rgba(196,154,69,.15);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;flex-shrink:0;
  transition:var(--transition);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.faq-item .faq-answer{padding:0 30px 26px;color:var(--text-sub);font-size:15px;line-height:1.8}

/* CTA */
.cta-band{
  background:url('/assets/images/backpic/back-3.png') no-repeat center center/cover;
  position:relative;padding:100px 0;text-align:center;
}
.cta-band::before{content:'';position:absolute;inset:0;background:rgba(11,27,43,.82)}
.cta-inner{position:relative;z-index:2;max-width:700px;margin:0 auto}
.cta-inner h2{color:#fff;font-size:42px;font-weight:900;margin-bottom:18px;line-height:1.3}
.cta-inner p{color:rgba(255,255,255,.8);font-size:17px;margin-bottom:36px}
.cta-buttons{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}

/* Footer */
.site-footer{background:var(--primary);color:rgba(255,255,255,.7);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;padding-bottom:50px}
.footer-brand .logo-text{font-size:24px;margin-bottom:16px}
.footer-brand p{font-size:15px;line-height:1.8;margin-bottom:20px;color:rgba(255,255,255,.6)}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.08);color:rgba(255,255,255,.7);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.footer-social a:hover{background:var(--accent);color:#0b1b2b;transform:translateY(-3px)}
.footer h4{color:#fff;font-size:18px;font-weight:700;margin-bottom:20px}
.footer-links li{margin-bottom:12px}
.footer-links a{color:rgba(255,255,255,.6);font-size:15px}
.footer-links a:hover{color:var(--accent-2);padding-left:6px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0;text-align:center;
  font-size:14px;color:rgba(255,255,255,.45);
}

/* 响应式 */
@media screen and (max-width:1024px){
  .hero h1{font-size:44px}
  .section{padding:72px 0}
  .section-header h2{font-size:32px}
  .feature-showcase{grid-template-columns:1fr;gap:40px}
  .features-grid .cell,.news-list{grid-template-columns:1fr 1fr}
}
@media screen and (max-width:768px){
  .main-nav{
    position:fixed;top:72px;left:0;right:0;flex-direction:column;background:rgba(11,27,43,.98);
    padding:24px;gap:12px;align-items:flex-start;transform:translateY(-150%);transition:var(--transition);
    box-shadow:0 20px 40px rgba(0,0,0,.3);border-radius:0 0 16px 16px;
  }
  .main-nav.open{transform:translateY(0)}
  .main-nav a{width:100%;padding:14px 16px;border-radius:12px}
  .nav-cta{display:none}
  .mobile-toggle{display:flex}
  .hero{min-height:80vh;padding:110px 0 70px}
  .hero h1{font-size:34px}
  .hero p.subtitle{font-size:17px}
  .hero-stats{gap:20px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .step-item::after{display:none}
  .news-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .cta-inner h2{font-size:30px}
}
@media screen and (max-width:520px){
  .container{padding:0 18px}
  .hero h1{font-size:28px}
  .section{padding:56px 0}
  .section-header h2{font-size:26px}
  .features-grid .cell,.news-list{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .stat-num{font-size:34px}
  .stats-grid .cell,.steps-grid{grid-template-columns:1fr 1fr;gap:20px}
  .feature-card{padding:28px 22px}
  .btn{padding:12px 28px;font-size:15px}
  .cta-buttons{flex-direction:column;align-items:center}
}

/* roulang page: category1 */
:root {
      --primary: #0f4c81;
      --primary-dark: #0a3860;
      --primary-light: #e8f0fb;
      --accent: #12b5a5;
      --accent-2: #f0a832;
      --bg: #f4f7fc;
      --white: #ffffff;
      --text: #1e2a3a;
      --text-light: #5a6b7f;
      --border: #e3e9f2;
      --radius: 16px;
      --radius-sm: 10px;
      --shadow: 0 6px 24px rgba(15, 76, 129, 0.08);
      --shadow-lg: 0 16px 40px rgba(15, 76, 129, 0.14);
      --transition: all 0.3s ease;
    }

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

    html { scroll-behavior: smooth; }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    img { max-width: 100%; display: block; }
    a { color: var(--primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--accent); }
    ul, ol { list-style: none; }
    button { border: none; background: none; cursor: pointer; font-family: inherit; }

    .grid-container {
      max-width: 1200px;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* ================= 头部导航 ================= */
    .main-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);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
      gap: 24px;
    }

    .logo-text {
      font-size: 22px;
      font-weight: 800;
      letter-spacing: 0.5px;
      color: var(--primary);
      display: flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
    }

    .logo-text .logo-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(18, 181, 165, 0.15);
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 6px;
      margin-left: auto;
    }

    .main-nav a {
      padding: 9px 20px;
      border-radius: 32px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      transition: var(--transition);
      line-height: 1.4;
    }

    .main-nav a:hover {
      background: var(--primary-light);
      color: var(--primary);
    }

    .main-nav a.active {
      background: var(--primary);
      color: #ffffff;
      box-shadow: 0 4px 16px rgba(15, 76, 129, 0.25);
    }

    .nav-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 16px;
      border-radius: 32px;
      background: linear-gradient(135deg, var(--accent-2), #ffc85a);
      color: #1e2a3a;
      font-size: 14px;
      font-weight: 700;
      white-space: nowrap;
      box-shadow: 0 4px 14px rgba(240, 168, 50, 0.3);
    }

    .nav-badge i { font-size: 12px; }

    .nav-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 10px;
      background: var(--primary-light);
      color: var(--primary);
      font-size: 18px;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
    }

    .nav-toggle:hover { background: var(--primary); color: #fff; }

    /* ================= Hero ================= */
    .page-hero {
      position: relative;
      padding: 90px 0 110px;
      background-size: cover;
      background-position: center;
      background-attachment: fixed;
      color: #ffffff;
      overflow: hidden;
    }

    .page-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(6, 26, 52, 0.94), rgba(15, 76, 129, 0.82) 55%, rgba(18, 181, 165, 0.55));
    }

    .page-hero::after {
      content: '';
      position: absolute;
      right: -80px;
      top: -80px;
      width: 420px;
      height: 420px;
      border-radius: 50%;
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.04), 0 0 0 120px rgba(255, 255, 255, 0.025);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 740px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 18px;
      border-radius: 32px;
      background: rgba(255, 255, 255, 0.14);
      border: 1px solid rgba(255, 255, 255, 0.25);
      font-size: 14px;
      font-weight: 500;
      letter-spacing: 0.6px;
      margin-bottom: 24px;
      backdrop-filter: blur(8px);
    }

    .hero-badge i {
      color: var(--accent-2);
    }

    .hero-content h1 {
      font-size: 46px;
      line-height: 1.2;
      font-weight: 800;
      margin-bottom: 10px;
      letter-spacing: 1px;
    }

    .hero-content h1 span {
      color: var(--accent-2);
    }

    .hero-sub {
      font-size: 20px;
      font-weight: 500;
      color: rgba(255, 255, 255, 0.85);
      margin-bottom: 18px;
    }

    .hero-desc {
      font-size: 16px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.82);
      max-width: 640px;
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-bottom: 34px;
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 30px;
      border-radius: 48px;
      background: linear-gradient(135deg, var(--accent-2), #ffb84d);
      color: #1e2a3a;
      font-weight: 700;
      font-size: 15px;
      box-shadow: 0 8px 24px rgba(240, 168, 50, 0.35);
      transition: var(--transition);
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 30px rgba(240, 168, 50, 0.45);
      color: #1e2a3a;
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 30px;
      border-radius: 48px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.35);
      color: #ffffff;
      font-weight: 600;
      font-size: 15px;
      transition: var(--transition);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.2);
      border-color: rgba(255, 255, 255, 0.6);
      color: #ffffff;
      transform: translateY(-3px);
    }

    .hero-points {
      display: flex;
      gap: 26px;
      flex-wrap: wrap;
    }

    .hero-points li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.9);
    }

    .hero-points li i {
      color: var(--accent);
    }

    /* ================= 数据条 ================= */
    .stats-bar {
      margin-top: -40px;
      position: relative;
      z-index: 5;
    }

    .stats-inner {
      background: var(--white);
      border-radius: var(--radius);
      box-shadow: var(--shadow-lg);
      padding: 32px 20px;
      border: 1px solid var(--border);
    }

    .stat-item {
      text-align: center;
      padding: 10px 14px;
    }

    .stat-num {
      font-size: 34px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
    }

    .stat-item:nth-child(2n) .stat-num { color: var(--accent); }
    .stat-item:nth-child(3n) .stat-num { color: var(--accent-2); }

    .stat-label {
      font-size: 14px;
      color: var(--text-light);
      margin-top: 4px;
    }

    /* ================= 通用板块 ================= */
    .section {
      padding: 80px 0;
    }

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

    .section-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto 52px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 16px;
      border-radius: 32px;
      background: var(--primary-light);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.5px;
      margin-bottom: 14px;
    }

    .section-title {
      font-size: 34px;
      font-weight: 800;
      color: var(--text);
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .section-subtitle {
      font-size: 16px;
      color: var(--text-light);
      line-height: 1.7;
    }

    .section-line {
      width: 56px;
      height: 4px;
      border-radius: 4px;
      background: linear-gradient(90deg, var(--accent), var(--accent-2));
      margin: 20px auto 0;
    }

    /* ================= 入口卡片 ================= */
    .entry-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 36px 30px;
      box-shadow: var(--shadow);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
      position: relative;
      overflow: hidden;
    }

    .entry-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      opacity: 0;
      transition: var(--transition);
    }

    .entry-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }

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

    .entry-icon {
      width: 64px;
      height: 64px;
      border-radius: 18px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 26px;
      margin-bottom: 22px;
    }

    .entry-card:nth-child(2) .entry-icon {
      background: rgba(18, 181, 165, 0.12);
      color: var(--accent);
    }

    .entry-card:nth-child(3) .entry-icon {
      background: rgba(240, 168, 50, 0.12);
      color: var(--accent-2);
    }

    .entry-tag {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 20px;
      background: var(--primary-light);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      align-self: flex-start;
      margin-bottom: 14px;
    }

    .entry-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--text);
    }

    .entry-card p {
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.7;
      margin-bottom: 20px;
      flex: 1;
    }

    .entry-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-weight: 600;
      font-size: 15px;
      color: var(--primary);
    }

    .entry-link i {
      transition: transform 0.3s ease;
    }

    .entry-link:hover i {
      transform: translateX(5px);
    }

    /* ================= 流程步骤 ================= */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .step-item {
      position: relative;
      text-align: center;
      padding: 36px 22px 30px;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      transition: var(--transition);
    }

    .step-item:hover {
      box-shadow: var(--shadow);
      transform: translateY(-4px);
    }

    .step-num {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary), #1b6db5);
      color: #fff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 20px;
      box-shadow: 0 8px 20px rgba(15, 76, 129, 0.25);
    }

    .step-item h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .step-item p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.65;
    }

    .step-arrow {
      display: none;
    }

    /* ================= 设备卡片 ================= */
    .device-card {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 34px 28px;
      text-align: center;
      height: 100%;
      transition: var(--transition);
    }

    .device-card:hover {
      background: var(--white);
      box-shadow: var(--shadow-lg);
      transform: translateY(-5px);
    }

    .device-icon {
      width: 70px;
      height: 70px;
      border-radius: 50%;
      background: var(--white);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 30px;
      color: var(--primary);
      box-shadow: var(--shadow);
      margin-bottom: 20px;
    }

    .device-card h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 10px;
    }

    .device-card p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.7;
    }

    .device-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      justify-content: center;
      margin-top: 16px;
    }

    .device-tags span {
      padding: 5px 14px;
      border-radius: 20px;
      background: var(--primary-light);
      color: var(--primary);
      font-size: 13px;
      font-weight: 500;
    }

    /* ================= 公告列表 ================= */
    .notice-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .notice-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }

    .notice-thumb {
      position: relative;
      overflow: hidden;
      height: 180px;
    }

    .notice-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .notice-card:hover .notice-thumb img {
      transform: scale(1.05);
    }

    .notice-date {
      position: absolute;
      left: 14px;
      bottom: 14px;
      padding: 5px 14px;
      border-radius: 20px;
      background: rgba(15, 76, 129, 0.85);
      color: #fff;
      font-size: 13px;
      backdrop-filter: blur(6px);
    }

    .notice-body {
      padding: 22px 24px 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .notice-body h3 {
      font-size: 18px;
      font-weight: 700;
      line-height: 1.45;
      margin-bottom: 10px;
    }

    .notice-body p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.7;
      margin-bottom: 18px;
      flex: 1;
    }

    .notice-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
    }

    .notice-more i {
      transition: transform 0.3s ease;
    }

    .notice-more:hover i {
      transform: translateX(4px);
    }

    /* ================= FAQ ================= */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 14px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item.active {
      border-color: rgba(15, 76, 129, 0.3);
      box-shadow: var(--shadow);
    }

    .faq-question {
      padding: 22px 26px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      cursor: pointer;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      transition: var(--transition);
    }

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

    .faq-icon {
      width: 32px;
      height: 32px;
      min-width: 32px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      transition: transform 0.3s ease;
    }

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

    .faq-answer {
      display: none;
      padding: 0 26px 24px;
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.8;
    }

    /* ================= CTA ================= */
    .cta-section {
      padding: 80px 0;
      background: linear-gradient(135deg, var(--primary-dark), var(--primary) 55%, #1b6db5);
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      width: 400px;
      height: 400px;
      border-radius: 50%;
      border: 60px solid rgba(255, 255, 255, 0.04);
      right: -100px;
      top: -100px;
    }

    .cta-inner {
      text-align: center;
      color: #fff;
      position: relative;
      z-index: 2;
      max-width: 680px;
      margin: 0 auto;
    }

    .cta-inner h2 {
      font-size: 34px;
      font-weight: 800;
      margin-bottom: 14px;
      letter-spacing: 1px;
    }

    .cta-inner p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.85);
      line-height: 1.8;
      margin-bottom: 30px;
    }

    .cta-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    .btn-cta-main {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 16px 36px;
      border-radius: 48px;
      background: linear-gradient(135deg, var(--accent-2), #ffb84d);
      color: #1e2a3a;
      font-weight: 700;
      font-size: 16px;
      box-shadow: 0 10px 28px rgba(240, 168, 50, 0.4);
      transition: var(--transition);
    }

    .btn-cta-main:hover {
      transform: translateY(-3px);
      box-shadow: 0 16px 36px rgba(240, 168, 50, 0.5);
      color: #1e2a3a;
    }

    .btn-cta-ghost {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 16px 36px;
      border-radius: 48px;
      border: 1px solid rgba(255, 255, 255, 0.4);
      color: #fff;
      font-weight: 600;
      font-size: 16px;
      transition: var(--transition);
    }

    .btn-cta-ghost:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: rgba(255, 255, 255, 0.7);
      color: #fff;
      transform: translateY(-3px);
    }

    /* ================= Footer ================= */
    .site-footer {
      background: #0d1b2a;
      color: #9bb0c3;
      padding: 64px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr;
      gap: 48px;
      padding-bottom: 40px;
    }

    .footer-brand .logo-text {
      color: #fff;
      margin-bottom: 14px;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      max-width: 320px;
    }

    .footer-social {
      display: flex;
      gap: 12px;
      margin-top: 18px;
    }

    .footer-social a {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.08);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #9bb0c3;
      font-size: 15px;
      transition: var(--transition);
    }

    .footer-social a:hover {
      background: var(--accent);
      color: #fff;
      transform: translateY(-3px);
    }

    .site-footer h4 {
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      margin-bottom: 18px;
    }

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

    .footer-links a {
      color: #9bb0c3;
      font-size: 14px;
      transition: var(--transition);
    }

    .footer-links a:hover {
      color: var(--accent);
      padding-left: 5px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 20px 0;
      text-align: center;
      font-size: 14px;
      color: #6d8499;
    }

    /* ================= 响应式 ================= */
    @media screen and (max-width: 1024px) {
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media screen and (max-width: 768px) {
      .header-inner {
        height: 64px;
      }

      .nav-toggle {
        display: flex;
      }

      .main-nav {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 16px 20px;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
        display: none;
      }

      .main-nav.open {
        display: flex;
      }

      .main-nav a {
        padding: 13px 18px;
        border-radius: 10px;
      }

      .nav-badge {
        margin-top: 6px;
        justify-content: center;
      }

      .page-hero {
        padding: 70px 0 100px;
      }

      .hero-content h1 {
        font-size: 34px;
      }

      .hero-sub {
        font-size: 17px;
      }

      .section {
        padding: 60px 0;
      }

      .section-title {
        font-size: 28px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
      }
    }

    @media screen and (max-width: 520px) {
      .grid-container {
        padding-left: 18px;
        padding-right: 18px;
      }

      .hero-content h1 {
        font-size: 28px;
      }

      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn-primary, .btn-ghost {
        justify-content: center;
      }

      .hero-points {
        gap: 12px;
      }

      .steps-grid {
        grid-template-columns: 1fr;
      }

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

      .stat-num {
        font-size: 26px;
      }

      .section-title {
        font-size: 24px;
      }
    }

/* roulang page: article */
:root {
  --primary: #0f2b46;
  --primary-light: #1a3d5c;
  --primary-deep: #081a2e;
  --secondary: #c8a96a;
  --secondary-dark: #a88742;
  --accent-bg: #f0ece4;
  --bg: #f7f4ef;
  --card-bg: #ffffff;
  --text: #1a2634;
  --text-muted: #64788b;
  --text-light: #9aacb8;
  --border: #e2ddd4;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 10px rgba(15, 43, 70, 0.06);
  --shadow-md: 0 8px 30px rgba(15, 43, 70, 0.10);
  --shadow-lg: 0 20px 50px rgba(15, 43, 70, 0.15);
  --transition: all 0.3s ease;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--secondary-dark);
}

ul,
ol {
  list-style: none;
}

button,
input,
textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

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

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

.section-padding {
  padding: 72px 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-light);
  border-color: var(--primary-light);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--primary-deep);
  border-color: var(--secondary);
}

.btn-secondary:hover {
  background: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(6px);
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.24);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn:focus-visible {
  outline: 3px solid rgba(200, 169, 106, 0.5);
  outline-offset: 2px;
}

/* ===== Badge ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.6;
  background: rgba(200, 169, 106, 0.12);
  color: var(--secondary-dark);
  border: 1px solid rgba(200, 169, 106, 0.3);
}

.badge-primary {
  background: rgba(15, 43, 70, 0.08);
  color: var(--primary);
  border-color: rgba(15, 43, 70, 0.16);
}

.badge-light {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

/* ===== Section Title ===== */
.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-head .section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--secondary-dark);
  margin-bottom: 12px;
  background: rgba(200, 169, 106, 0.1);
  padding: 4px 16px;
  border-radius: 40px;
  border: 1px solid rgba(200, 169, 106, 0.25);
}

.section-head h2 {
  font-size: 34px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.25;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}

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

/* ===== Header / Navigation ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 221, 212, 0.7);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.logo {
  flex-shrink: 0;
}

.logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-mark {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: var(--secondary);
  border-radius: 12px;
  font-size: 19px;
  box-shadow: 0 4px 14px rgba(15, 43, 70, 0.22);
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  position: relative;
  padding: 8px 16px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--primary);
  background: rgba(15, 43, 70, 0.05);
  transform: translateY(-1px);
}

.main-nav a.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(15, 43, 70, 0.08);
}

.main-nav a.active::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--secondary);
}

.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--primary);
  color: #ffffff;
  padding: 9px 20px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
  border: 1px solid var(--primary);
  margin-left: 8px;
}

.btn-nav-cta:hover {
  background: var(--primary-light);
  border-color: var(--primary-light);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(15, 43, 70, 0.25);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  border: none;
  background: rgba(15, 43, 70, 0.05);
  border-radius: 10px;
  cursor: pointer;
  padding: 10px 10px;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Article Hero / Breadcrumb ===== */
.article-hero {
  position: relative;
  padding: 80px 0 64px;
  background-size: cover;
  background-position: center;
  background-color: var(--primary-deep);
  color: #ffffff;
  overflow: hidden;
}

.article-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8, 26, 46, 0.92) 30%, rgba(15, 43, 70, 0.72) 70%, rgba(200, 169, 106, 0.22));
  z-index: 1;
}

.article-hero .container {
  position: relative;
  z-index: 2;
}

.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
}

.breadcrumb-nav a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

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

.breadcrumb-nav .sep {
  color: rgba(255, 255, 255, 0.4);
  margin: 0 2px;
}

.breadcrumb-nav .current {
  color: var(--secondary);
  font-weight: 600;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.hero-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.hero-meta .meta-item i {
  color: var(--secondary);
}

.article-hero h1 {
  font-size: clamp(28px, 4.5vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  max-width: 780px;
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.hero-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  max-width: 680px;
  line-height: 1.7;
}

/* ===== Article Main ===== */
.article-main {
  padding: 56px 0 72px;
}

.article-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid rgba(226, 221, 212, 0.5);
}

.article-cover {
  position: relative;
  width: 100%;
  height: 380px;
  overflow: hidden;
  background: var(--primary-deep);
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.article-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(8, 26, 46, 0.35));
}

.article-body {
  padding: 40px 48px 32px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.85;
}

.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
  margin: 36px 0 16px;
  padding-left: 16px;
  border-left: 4px solid var(--secondary);
  line-height: 1.4;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin: 28px 0 12px;
  line-height: 1.4;
}

.article-body p {
  margin-bottom: 18px;
  color: #33424f;
}

.article-body ul,
.article-body ol {
  margin: 0 0 20px 0;
  padding-left: 24px;
}

.article-body ul li,
.article-body ol li {
  margin-bottom: 8px;
  color: #33424f;
  position: relative;
}

.article-body ul {
  list-style: none;
  padding-left: 4px;
}

.article-body ul li {
  padding-left: 26px;
}

.article-body ul li::before {
  content: "\f058";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--secondary);
  font-size: 14px;
  top: 2px;
}

.article-body ol {
  list-style: decimal;
  padding-left: 22px;
}

.article-body ol li {
  padding-left: 4px;
}

.article-body ol li::marker {
  color: var(--secondary-dark);
  font-weight: 700;
}

.article-body blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  background: var(--accent-bg);
  border-left: 4px solid var(--secondary);
  color: var(--text);
  font-size: 15px;
  line-height: 1.7;
  font-style: normal;
}

.article-body blockquote p {
  margin-bottom: 0;
  color: #4a5a68;
}

.article-body img {
  border-radius: var(--radius-md);
  margin: 20px 0;
  box-shadow: var(--shadow-sm);
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.article-body table th {
  background: var(--primary);
  color: #ffffff;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}

.article-body table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: #33424f;
}

.article-body table tr:nth-child(even) {
  background: rgba(15, 43, 70, 0.03);
}

.article-body a {
  color: var(--secondary-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.article-body code {
  background: rgba(15, 43, 70, 0.06);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 14px;
  font-family: "SFMono-Regular", Consolas, monospace;
}

/* Not found */
.article-notfound {
  padding: 70px 48px;
  text-align: center;
}

.article-notfound .notfound-icon {
  width: 86px;
  height: 86px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary);
  font-size: 34px;
  box-shadow: var(--shadow-md);
}

.article-notfound h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

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

/* ===== Article Footer / Tags / Share ===== */
.article-foot {
  padding: 20px 48px 32px;
  border-top: 1px solid var(--border);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
  padding-top: 24px;
}

.article-tags .tag-label {
  font-size: 14px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-tags .tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  background: var(--accent-bg);
  color: var(--primary);
  border-radius: 30px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: var(--transition);
  text-decoration: none;
}

.article-tags .tag:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  transform: translateY(-2px);
}

.share-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.share-row .share-label {
  font-size: 14px;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.share-icons {
  display: flex;
  gap: 8px;
}

.share-icons a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-bg);
  color: var(--primary);
  font-size: 15px;
  transition: var(--transition);
  border: 1px solid var(--border);
}

.share-icons a:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* ===== Article Nav ===== */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 20px 48px 36px;
}

.article-nav a {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fbfaf7;
  transition: var(--transition);
  text-decoration: none;
}

.article-nav a:hover {
  border-color: var(--secondary);
  background: rgba(200, 169, 106, 0.06);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.article-nav .nav-label {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-nav .nav-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-nav a:hover .nav-title {
  color: var(--primary);
}

.article-nav-next {
  text-align: right;
}

/* ===== Sidebar ===== */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.widget {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226, 221, 212, 0.5);
}

.widget-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
  padding-bottom: 14px;
}

.widget-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  border-radius: 3px;
  background: var(--secondary);
}

.widget-title i {
  color: var(--secondary-dark);
}

.widget-info-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.widget-info-list .info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.widget-info-list .info-item i {
  color: var(--secondary-dark);
  margin-top: 3px;
  width: 18px;
  text-align: center;
}

.widget-info-list .info-item strong {
  color: var(--text);
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}

.widget-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.widget-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid transparent;
}

.widget-links a:hover {
  background: var(--accent-bg);
  color: var(--primary);
  border-color: var(--border);
  transform: translateX(4px);
}

.widget-links a i {
  color: var(--secondary-dark);
  font-size: 12px;
}

.widget-cta-box {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: center;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.widget-cta-box::before {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  background: rgba(200, 169, 106, 0.15);
  border-radius: 50%;
  top: -50px;
  right: -40px;
}

.widget-cta-box .cta-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  background: rgba(200, 169, 106, 0.2);
  border: 1px solid rgba(200, 169, 106, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--secondary);
}

.widget-cta-box h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 8px;
}

.widget-cta-box p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 20px;
  line-height: 1.65;
}

.widget-cta-box .btn {
  width: 100%;
  background: var(--secondary);
  color: var(--primary-deep);
  border-color: var(--secondary);
}

.widget-cta-box .btn:hover {
  background: #fff;
  border-color: #fff;
  color: var(--primary);
}

.widget-post-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.widget-post-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.widget-post-item img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.widget-post-item .post-text {
  flex: 1;
}

.widget-post-item .post-cat {
  font-size: 11px;
  color: var(--secondary-dark);
  font-weight: 600;
  margin-bottom: 2px;
}

.widget-post-item a {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.45;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--transition);
}

.widget-post-item a:hover {
  color: var(--secondary-dark);
}

.widget-post-item.empty,
.related-empty {
  padding: 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  background: var(--accent-bg);
  border-radius: var(--radius-md);
}

/* ===== Related Section ===== */
.related-section {
  background: var(--accent-bg);
  padding: 72px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(226, 221, 212, 0.6);
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 169, 106, 0.4);
}

.related-card .rc-cover {
  position: relative;
  height: 170px;
  overflow: hidden;
}

.related-card .rc-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.related-card:hover .rc-cover img {
  transform: scale(1.06);
}

.related-card .rc-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(8, 26, 46, 0.72);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 30px;
  backdrop-filter: blur(4px);
  z-index: 1;
}

.related-card .rc-body {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.related-card .rc-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: var(--transition);
}

.related-card:hover .rc-title {
  color: var(--secondary-dark);
}

.related-card .rc-excerpt {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.related-card .rc-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-light);
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

.related-card .rc-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.related-card .rc-meta i {
  color: var(--secondary-dark);
  font-size: 11px;
}

/* ===== FAQ Section ===== */
.faq-section {
  padding: 72px 0;
  background: var(--bg);
}

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

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(200, 169, 106, 0.5);
  box-shadow: var(--shadow-sm);
}

.faq-item.open {
  border-color: rgba(200, 169, 106, 0.5);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: var(--transition);
}

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

.faq-question .q-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(200, 169, 106, 0.15);
  color: var(--secondary-dark);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  transition: var(--transition);
}

.faq-item.open .faq-question .q-icon {
  background: var(--secondary);
  color: #ffffff;
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 24px;
}

.faq-answer-inner {
  padding: 0 0 20px 38px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
}

.faq-answer-inner p {
  margin-bottom: 8px;
}

.faq-answer-inner p:last-child {
  margin-bottom: 0;
}

/* ===== CTA Section ===== */
.cta-section {
  position: relative;
  padding: 100px 0;
  background-size: cover;
  background-position: center;
  text-align: center;
  color: #ffffff;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(8, 26, 46, 0.92), rgba(15, 43, 70, 0.78));
  z-index: 1;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.cta-section p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.82);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-deep);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 24px;
}

.footer-brand .logo-text {
  color: #ffffff;
  font-size: 24px;
  margin-bottom: 16px;
  display: inline-block;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 360px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--secondary);
  color: var(--primary-deep);
  transform: translateY(-3px);
  border-color: var(--secondary);
}

.site-footer h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.site-footer h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 26px;
  height: 2px;
  background: var(--secondary);
  border-radius: 2px;
}

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

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: var(--transition);
}

.footer-links a::before {
  content: "\f105";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 11px;
  color: var(--secondary);
  opacity: 0.7;
}

.footer-links a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom a {
  color: var(--secondary);
  text-decoration: none;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .section-padding {
    padding: 56px 0;
  }

  .article-body {
    padding: 32px 32px 24px;
  }

  .article-foot {
    padding: 16px 32px 24px;
  }

  .article-nav {
    padding: 16px 32px 28px;
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .related-card:last-child {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media screen and (max-width: 768px) {
  .container {
    padding: 0 20px;
  }

  .header-inner {
    height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    gap: 6px;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .main-nav a {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 16px;
  }

  .main-nav a.active {
    background: rgba(15, 43, 70, 0.06);
  }

  .main-nav a.active::after {
    display: none;
  }

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

  .article-hero {
    padding: 56px 0 44px;
  }

  .article-cover {
    height: 260px;
  }

  .article-main {
    padding: 40px 0 52px;
  }

  .article-body {
    padding: 28px 24px 20px;
    font-size: 15px;
  }

  .article-foot {
    padding: 14px 24px 20px;
  }

  .article-nav {
    grid-template-columns: 1fr;
    padding: 14px 24px 24px;
    gap: 12px;
  }

  .article-nav-next {
    text-align: left;
  }

  .section-head {
    margin-bottom: 36px;
  }

  .section-head h2 {
    font-size: 28px;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-card:last-child {
    display: flex;
  }

  .related-card .rc-cover {
    height: 180px;
  }

  .faq-question {
    padding: 18px 20px;
    font-size: 15px;
  }

  .faq-answer-inner {
    padding: 0 0 18px 30px;
  }

  .cta-section {
    padding: 72px 0;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    max-width: 320px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-brand p {
    max-width: 100%;
  }
}

@media screen and (max-width: 520px) {
  .container {
    padding: 0 16px;
  }

  .logo-text {
    font-size: 17px;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
    font-size: 16px;
    border-radius: 10px;
  }

  .article-hero h1 {
    font-size: 26px;
  }

  .hero-meta {
    gap: 10px;
  }

  .hero-meta .meta-item {
    font-size: 13px;
  }

  .article-cover {
    height: 200px;
  }

  .article-body {
    padding: 22px 18px 16px;
  }

  .article-foot {
    padding: 12px 18px 18px;
  }

  .article-tags {
    gap: 8px;
  }

  .share-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .section-head h2 {
    font-size: 24px;
  }

  .widget {
    padding: 22px 18px;
  }

  .related-card .rc-cover {
    height: 160px;
  }

  .faq-question {
    gap: 10px;
    padding: 16px;
    font-size: 14px;
  }

  .faq-answer-inner {
    padding: 0 0 16px 22px;
    font-size: 13px;
  }

  .breadcrumb-nav {
    font-size: 13px;
  }

  .widget-cta-box {
    padding: 24px 20px;
  }
}

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

/* roulang page: category2 */
:root {
      --primary: #0e7a6f;
      --primary-dark: #0b5f56;
      --primary-light: #e5f6f4;
      --accent: #f5a623;
      --accent-2: #fbbf24;
      --dark: #0b1220;
      --dark-2: #111c30;
      --body: #f6f8fc;
      --card-bg: #ffffff;
      --text: #1e293b;
      --text-light: #64748b;
      --border: #e6edf3;
      --radius: 16px;
      --radius-sm: 10px;
      --shadow-sm: 0 2px 10px rgba(15,23,42,.05);
      --shadow-md: 0 10px 30px rgba(15,23,42,.08);
      --shadow-lg: 0 20px 50px rgba(15,23,42,.12);
      --font-base: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
      --transition: all .25s ease;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: var(--font-base);
      background: var(--body);
      color: var(--text);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; transition: var(--transition); }
    ul, ol { list-style: none; margin: 0; padding: 0; }
    button { cursor: pointer; }
    h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.3; }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 30px;
      border-radius: 50px;
      font-size: 15px;
      font-weight: 600;
      line-height: 1;
      border: 2px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 6px 20px rgba(14,122,111,.25); }
    .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(14,122,111,.3); }
    .btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,.65); }
    .btn-outline:hover { background: #fff; color: var(--dark); border-color: #fff; transform: translateY(-2px); }
    .btn-ghost { background: rgba(255,255,255,.16); color: #fff; border-color: rgba(255,255,255,.45); }
    .btn-ghost:hover { background: #fff; color: var(--dark); transform: translateY(-2px); }
    .btn-lg { padding: 17px 38px; font-size: 16px; }

    .section { padding: 96px 0; }
    .section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--primary-light);
      color: var(--primary);
      padding: 8px 20px;
      border-radius: 30px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 1px;
      margin-bottom: 18px;
    }
    .section-head h2 { font-size: 36px; color: var(--dark); margin-bottom: 14px; letter-spacing: .5px; }
    .section-head p { font-size: 16px; color: var(--text-light); line-height: 1.9; margin: 0; }

    .site-header { position: sticky; top: 0; z-index: 100; }
    .topbar { background: var(--dark); color: #9fb3c8; font-size: 13px; }
    .topbar .container { display: flex; justify-content: space-between; align-items: center; height: 42px; }
    .topbar i { color: var(--accent); margin-right: 6px; }
    .header-main { background: #fff; border-bottom: 1px solid var(--border); box-shadow: 0 4px 20px rgba(15,23,42,.04); }
    .header-wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; position: relative; }
    .logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
    .logo-icon {
      width: 44px; height: 44px;
      background: linear-gradient(135deg, var(--primary), #1abc9c);
      border-radius: 12px;
      display: flex; align-items: center; justify-content: center;
      color: #fff; font-size: 20px;
      box-shadow: 0 6px 16px rgba(14,122,111,.28);
    }
    .logo-text { font-size: 21px; font-weight: 800; color: var(--dark); letter-spacing: .5px; }
    .logo-text span { color: var(--primary); }
    .main-nav { display: flex; align-items: center; gap: 4px; }
    .main-nav a {
      padding: 10px 20px;
      border-radius: 30px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      transition: var(--transition);
    }
    .main-nav a:hover { background: #f1f5f9; color: var(--primary); }
    .main-nav a.active { background: var(--primary); color: #fff; box-shadow: 0 6px 16px rgba(14,122,111,.22); }
    .header-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: var(--accent);
      color: #fff;
      padding: 11px 24px;
      border-radius: 30px;
      font-size: 14px;
      font-weight: 600;
      box-shadow: 0 6px 18px rgba(245,166,35,.28);
      flex-shrink: 0;
    }
    .header-cta:hover { background: #d97706; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(245,166,35,.35); }
    .nav-toggle { display: none; background: transparent; border: none; font-size: 22px; color: var(--dark); padding: 8px; }

    .category-hero {
      position: relative;
      min-height: 460px;
      display: flex;
      align-items: center;
      overflow: hidden;
    }
    .hero-bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; }
    .hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,20,35,.88) 0%, rgba(8,20,35,.62) 55%, rgba(8,20,35,.25) 100%); }
    .category-hero .container { position: relative; z-index: 2; padding-top: 60px; padding-bottom: 60px; }
    .breadcrumb { display: flex; align-items: center; gap: 10px; color: #b6c6d9; font-size: 14px; margin-bottom: 26px; }
    .breadcrumb a { color: #b6c6d9; }
    .breadcrumb a:hover { color: var(--accent-2); }
    .breadcrumb i { font-size: 10px; color: #68788c; }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(255,255,255,.14);
      border: 1px solid rgba(255,255,255,.25);
      color: #fff;
      padding: 9px 20px;
      border-radius: 30px;
      font-size: 13px;
      letter-spacing: 1px;
      margin-bottom: 22px;
      backdrop-filter: blur(6px);
    }
    .hero-badge i { color: var(--accent-2); }
    .category-hero h1 { font-size: 46px; font-weight: 800; color: #fff; margin-bottom: 18px; letter-spacing: 1px; }
    .category-hero .hero-content > p { font-size: 17px; line-height: 1.9; color: #dce6f0; max-width: 620px; margin-bottom: 30px; }
    .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }
    .hero-meta { display: flex; gap: 24px; flex-wrap: wrap; color: #b6c6d9; font-size: 14px; }
    .hero-meta i { color: #7ef0da; margin-right: 6px; }

    .stats-section { background: #fff; padding: 80px 0; }
    .stat-card {
      background: var(--body);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 32px 24px;
      text-align: center;
      transition: var(--transition);
    }
    .stat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
    .stat-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 20px; margin: 0 auto 16px; }
    .stat-num { font-size: 42px; font-weight: 800; color: var(--primary); display: block; line-height: 1.2; }
    .stat-label { font-size: 14px; color: var(--text-light); margin-top: 8px; letter-spacing: .3px; }

    .play-categories { background: var(--body); }
    .category-card {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
    .card-media { position: relative; height: 190px; overflow: hidden; }
    .card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
    .category-card:hover .card-media img { transform: scale(1.06); }
    .card-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(15,23,42,.38)); }
    .card-icon {
      position: absolute;
      left: 20px;
      bottom: -26px;
      width: 52px;
      height: 52px;
      background: var(--primary);
      border-radius: 14px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 21px;
      border: 4px solid #fff;
      z-index: 2;
      box-shadow: 0 6px 16px rgba(14,122,111,.25);
    }
    .card-body { padding: 30px 24px 24px; flex: 1; display: flex; flex-direction: column; }
    .card-body h3 { font-size: 20px; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
    .card-body p { font-size: 14.5px; color: var(--text-light); line-height: 1.85; margin-bottom: 18px; flex: 1; }
    .card-link { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; color: var(--primary); font-weight: 600; font-size: 14px; }
    .card-link:hover { gap: 12px; color: var(--primary-dark); }

    .dark-section {
      background: var(--dark-2);
      position: relative;
      padding: 96px 0;
    }
    .dark-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url('/assets/images/backpic/back-1.png');
      background-size: cover;
      background-position: center;
      opacity: .16;
    }
    .dark-section .container { position: relative; z-index: 1; }
    .dark-section .section-head h2 { color: #fff; }
    .dark-section .section-head p { color: #a5b7cc; }
    .dark-section .section-tag { background: rgba(255,255,255,.08); color: var(--accent-2); border: 1px solid rgba(255,255,255,.14); }
    .step-item {
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.1);
      border-radius: var(--radius);
      padding: 28px 22px;
      backdrop-filter: blur(4px);
      transition: var(--transition);
      height: 100%;
    }
    .step-item:hover { background: rgba(255,255,255,.1); transform: translateY(-4px); border-color: rgba(245,166,35,.4); }
    .step-num {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent), #f97316);
      color: #fff;
      font-weight: 800;
      font-size: 17px;
      margin-bottom: 16px;
      box-shadow: 0 6px 18px rgba(245,166,35,.3);
    }
    .step-item h3 { color: #fff; font-size: 18px; font-weight: 600; margin-bottom: 10px; }
    .step-item p { color: #a5b7cc; font-size: 14px; line-height: 1.8; margin: 0; }

    .hot-content { background: var(--body); }
    .content-list { max-width: 920px; margin: 0 auto; }
    .content-item {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 22px 24px;
      display: flex;
      align-items: center;
      gap: 18px;
      transition: var(--transition);
      margin-bottom: 16px;
    }
    .content-item:hover { border-color: rgba(14,122,111,.45); box-shadow: var(--shadow-md); transform: translateX(6px); }
    .content-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      flex-shrink: 0;
    }
    .content-body { flex: 1; min-width: 0; }
    .content-body h3 { font-size: 17px; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
    .content-body p { font-size: 14px; color: var(--text-light); margin: 0; line-height: 1.7; }
    .content-tag {
      flex-shrink: 0;
      font-size: 12px;
      padding: 6px 14px;
      border-radius: 30px;
      background: #f0fdf4;
      color: #16a34a;
      font-weight: 600;
      white-space: nowrap;
    }
    .content-arrow { display: inline-flex; color: #cbd5e1; font-size: 18px; flex-shrink: 0; transition: var(--transition); }
    .content-item:hover .content-arrow { color: var(--primary); transform: translateX(4px); }

    .tips-tags { background: #fff; }
    .tags-wrap { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; max-width: 840px; margin: 0 auto; }
    .tag-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 12px 24px;
      background: var(--body);
      border: 1px solid var(--border);
      border-radius: 40px;
      font-size: 14.5px;
      color: var(--text);
      transition: var(--transition);
    }
    .tag-chip i { color: var(--primary); transition: var(--transition); }
    .tag-chip:hover {
      background: var(--primary);
      color: #fff;
      transform: translateY(-3px);
      box-shadow: 0 8px 22px rgba(14,122,111,.25);
      border-color: var(--primary);
    }
    .tag-chip:hover i { color: #fff; }

    .faq-section { background: var(--body); }
    .faq-wrap { max-width: 840px; margin: 0 auto; }
    .faq-accordion { background: transparent; border: none; margin-bottom: 0; }
    .faq-accordion .accordion-item {
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 14px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: box-shadow .25s ease, border-color .25s ease;
    }
    .faq-accordion .accordion-item.is-active {
      box-shadow: 0 8px 30px rgba(14,122,111,.1);
      border-color: rgba(14,122,111,.35);
    }
    .faq-accordion .accordion-title {
      background: #fff;
      border: none;
      color: var(--text);
      font-size: 16.5px;
      font-weight: 600;
      padding: 20px 56px 20px 24px;
      line-height: 1.55;
      position: relative;
      display: block;
      transition: var(--transition);
    }
    .faq-accordion .accordion-title:hover { color: var(--primary); background: #f8fdfc; }
    .faq-accordion .accordion-title::before { display: none; }
    .faq-accordion .accordion-title::after {
      content: '\f078';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      position: absolute;
      right: 24px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--primary);
      font-size: 14px;
      transition: var(--transition);
    }
    .faq-accordion .accordion-item.is-active > .accordion-title { background: #f0faf9; color: var(--primary); }
    .faq-accordion .accordion-item.is-active > .accordion-title::after { content: '\f077'; }
    .faq-accordion .accordion-content {
      background: #f8fdfc;
      border: none;
      padding: 6px 24px 24px;
      color: #475569;
      font-size: 15px;
      line-height: 1.9;
    }

    .cta-section { padding: 96px 0; position: relative; }
    .cta-box {
      position: relative;
      border-radius: 24px;
      overflow: hidden;
      padding: 72px 40px;
      text-align: center;
      background-image: url('/assets/images/backpic/back-3.png');
      background-size: cover;
      background-position: center;
      box-shadow: var(--shadow-lg);
    }
    .cta-box::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(11,18,32,.92), rgba(14,122,111,.78));
    }
    .cta-box > * { position: relative; z-index: 1; }
    .cta-box h2 { font-size: 34px; font-weight: 800; color: #fff; margin-bottom: 14px; }
    .cta-box p { color: #dce6f0; font-size: 16px; max-width: 560px; margin: 0 auto 32px; }
    .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

    .site-footer { background: var(--dark); color: #9fb3c8; padding: 72px 0 0; }
    .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
    .footer-brand .logo-text { font-size: 22px; color: #fff; margin-bottom: 16px; display: block; font-weight: 800; }
    .footer-brand p { font-size: 14.5px; line-height: 1.9; max-width: 380px; }
    .footer-social { display: flex; gap: 12px; margin-top: 20px; }
    .footer-social a {
      width: 40px; height: 40px;
      border-radius: 50%;
      background: rgba(255,255,255,.08);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #cbd5e1;
      font-size: 15px;
      transition: var(--transition);
      border: 1px solid rgba(255,255,255,.1);
    }
    .footer-social a:hover { background: var(--primary); color: #fff; transform: translateY(-3px); }
    .site-footer h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
    .footer-links li { margin-bottom: 12px; }
    .footer-links a { font-size: 14.5px; color: #9fb3c8; transition: var(--transition); }
    .footer-links a:hover { color: var(--accent-2); padding-left: 6px; }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,.08);
      padding: 24px 0;
      text-align: center;
      font-size: 14px;
      color: #68788c;
    }
    .footer-bottom p { margin: 0; }

    @media (max-width: 1100px) {
      .category-hero h1 { font-size: 40px; }
      .main-nav a { padding: 9px 15px; font-size: 14px; }
    }

    @media (max-width: 900px) {
      .section { padding: 76px 0; }
      .nav-toggle { display: inline-flex; }
      .header-cta { display: none; }
      .header-wrap { height: 68px; }
      .main-nav {
        position: absolute;
        top: calc(100% + 10px);
        left: 16px;
        right: 16px;
        background: #fff;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        padding: 16px;
        border-radius: var(--radius);
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--border);
        display: none;
        z-index: 200;
      }
      .main-nav.open { display: flex; }
      .main-nav a { padding: 14px 18px; border-radius: 10px; }
      .main-nav a.active { background: var(--primary); color: #fff; }
      .category-hero { min-height: 420px; }
      .category-hero h1 { font-size: 34px; }
      .category-hero .hero-content > p { font-size: 16px; }
      .step-item { padding: 22px 20px; }
      .content-item { flex-wrap: wrap; }
      .content-tag { margin-left: 70px; }
      .cta-box { padding: 56px 28px; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
      .footer-brand { grid-column: 1 / -1; }
    }

    @media (max-width: 768px) {
      .topbar .container { justify-content: center; }
      .topbar-left { display: none; }
      .section-head h2 { font-size: 28px; }
      .section-head p { font-size: 15px; }
      .section-tag { font-size: 12px; padding: 7px 16px; }
      .cta-box h2 { font-size: 27px; }
      .cta-actions .btn { width: 100%; }
      .hero-meta { gap: 12px; }
    }

    @media (max-width: 520px) {
      .container { padding: 0 16px; }
      .topbar { font-size: 12px; }
      .topbar .container { height: 38px; }
      .logo-text { font-size: 18px; }
      .logo-icon { width: 38px; height: 38px; font-size: 17px; border-radius: 10px; }
      .category-hero { min-height: 380px; }
      .category-hero h1 { font-size: 27px; }
      .category-hero .hero-content > p { font-size: 15px; }
      .breadcrumb { font-size: 13px; }
      .hero-badge { font-size: 12px; padding: 8px 14px; }
      .hero-actions .btn { width: 100%; justify-content: center; }
      .section { padding: 64px 0; }
      .stat-num { font-size: 34px; }
      .card-body h3 { font-size: 18px; }
      .content-item { padding: 18px 16px; gap: 14px; }
      .content-icon { width: 44px; height: 44px; font-size: 17px; }
      .content-body h3 { font-size: 15.5px; }
      .content-tag { display: none; }
      .tag-chip { padding: 10px 18px; font-size: 13.5px; }
      .faq-accordion .accordion-title { font-size: 15px; padding: 16px 48px 16px 18px; }
      .faq-accordion .accordion-title::after { right: 18px; }
      .faq-accordion .accordion-content { font-size: 14px; padding: 4px 18px 18px; }
      .cta-box { padding: 44px 20px; }
      .cta-box h2 { font-size: 23px; }
      .cta-box p { font-size: 14.5px; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .footer-bottom p { font-size: 13px; }
    }