/* roulang page: index */
:root{
  --brand:#FF5A1E;
  --brand-hover:#E24A12;
  --deep:#0E3B33;
  --mid:#1E7A6B;
  --accent:#C6F24E;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --line:#E6E3DC;
  --text:#16201D;
  --muted:#5C6B66;
  --danger:#D64545;
  --r-card:16px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(14,59,51,.06);
  --sh-2:0 12px 28px rgba(14,59,51,.12);
  --container:1200px;
  --font-num:"Barlow Condensed","Oswald","PingFang SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.28}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#CCD6D1;border-radius:999px}
::-webkit-scrollbar-track{background:#F1EEE8}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--dark{background:var(--deep);color:#E7F0ED}
.section--dark .section-head p{color:#B9CEC8}
.section--plain{background:var(--surface)}
.section-head{max-width:740px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,2.7vw,34px)}
.section-head p{margin-top:12px;color:var(--muted)}
.kicker{display:inline-block;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.08em;margin-bottom:10px}
.section--dark .kicker{color:var(--accent)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:var(--r-btn);
  font-weight:700;font-size:15.5px;white-space:nowrap;
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 8px 18px rgba(255,90,30,.24)}
.btn--primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 12px 24px rgba(255,90,30,.3)}
.btn--outline{border:1.5px solid var(--deep);color:var(--deep);background:transparent}
.btn--outline:hover{background:var(--deep);color:#fff;transform:translateY(-2px)}
.btn--accent{background:var(--accent);color:var(--deep)}
.btn--accent:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(198,242,78,.32)}
.btn--sm{height:44px;padding:0 18px;font-size:14.5px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  background:#F1EFE8;color:var(--deep);
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
}
.badge--accent{background:rgba(198,242,78,.36);color:#20411F}
.badge--mid{background:rgba(30,122,107,.12);color:var(--mid)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand);font-size:15px}
.text-link:hover{color:var(--brand-hover);gap:10px}
.text-link{transition:gap .2s ease,color .2s ease}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(250,248,244,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(180%) blur(8px);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 24px rgba(14,59,51,.09)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;font-size:18px;letter-spacing:-.02em;color:var(--deep)}
.logo-mark{width:36px;height:36px;border-radius:11px;background:var(--deep);display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.logo-mark svg{width:22px;height:22px}
.logo-text b{color:var(--brand)}
.search-form{
  position:relative;flex:1 1 auto;max-width:46%;min-width:260px;
  display:flex;align-items:center;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-pill);height:52px;padding:0 6px 0 44px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.12)}
.search-form .search-icon{position:absolute;left:16px;width:19px;height:19px;stroke:var(--muted);fill:none;stroke-width:2;stroke-linecap:round}
.search-form input[type="search"]{
  flex:1 1 auto;border:0;background:transparent;outline:none;
  font-size:15px;min-width:0;height:100%;
}
.search-form input::placeholder{color:#9AA8A3}
.search-form .search-btn{
  height:40px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--deep);color:#fff;font-size:14px;font-weight:700;
  transition:background .2s ease;
}
.search-form .search-btn:hover{background:var(--mid)}
.nav-pills{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.pill{
  padding:9px 15px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;
  color:var(--deep);background:#F1EFE8;transition:background .2s ease,color .2s ease,transform .2s ease;
}
.pill:hover{background:rgba(30,122,107,.16);transform:translateY(-1px)}
.pill.is-active{background:var(--deep);color:#fff}
.header-cta{flex:0 0 auto}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--deep);border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--deep);border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.drawer{
  display:none;position:fixed;top:64px;left:0;right:0;z-index:75;
  background:var(--surface);border-bottom:1px solid var(--line);
  box-shadow:var(--sh-2);padding:16px;flex-direction:column;gap:10px;
}
.drawer.is-open{display:flex}
.drawer a{padding:14px 16px;border-radius:12px;background:#F4F1EB;font-weight:600;font-size:15.5px}
.drawer a.is-active{background:var(--deep);color:#fff}

/* Hero */
.hero{position:relative;overflow:hidden;padding:66px 0 76px;background:linear-gradient(180deg,#FFF3EA 0%,rgba(250,248,244,0) 78%)}
.hero::after{
  content:"";position:absolute;top:0;right:0;width:34%;height:100%;
  background-image:repeating-linear-gradient(45deg,rgba(14,59,51,.045) 0 6px,transparent 6px 18px);
  pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.hero-status{
  display:inline-flex;align-items:center;gap:10px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--sh-1);
  font-size:13.5px;font-weight:600;color:var(--deep);margin-bottom:20px;
}
.hero-status .dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.16)}
.hero h1{font-size:clamp(30px,4vw,46px);letter-spacing:-.02em}
.hero-sub{margin-top:18px;font-size:clamp(16px,1.5vw,19px);color:var(--muted);font-weight:600;max-width:32em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{
  padding:7px 15px;border-radius:var(--r-pill);background:rgba(30,122,107,.1);
  color:var(--mid);font-size:13.5px;font-weight:700;
}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:20px;box-shadow:var(--sh-2);
}
.hero-media::before{
  content:"";position:absolute;inset:0;border-radius:20px;
  background-image:repeating-linear-gradient(45deg,rgba(14,59,51,.14) 0 5px,transparent 5px 22px);
  opacity:.35;
}
.hero-float{
  position:absolute;right:-14px;bottom:-22px;z-index:3;
  background:var(--deep);border-radius:16px;padding:16px 22px;
  box-shadow:var(--sh-2);display:flex;flex-direction:column;
}
.hero-float-num{font-family:var(--font-num);font-size:36px;font-weight:800;color:var(--accent);line-height:1;letter-spacing:.02em}
.hero-float-label{font-size:12.5px;color:#BCD3CC;margin-top:6px}

/* 服务 */
.service-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:26px;align-items:stretch}
.service-feature{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease;
}
.service-feature:hover{box-shadow:var(--sh-2);transform:translateY(-4px)}
.service-feature img{width:100%;aspect-ratio:16/9;object-fit:cover}
.service-feature-body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px;flex:1}
.service-feature-body h3{font-size:21px}
.service-feature-body p{color:var(--muted);font-size:15.5px}
.service-list{display:grid;gap:16px}
.service-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 24px;display:flex;gap:16px;align-items:flex-start;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.service-item:hover{border-color:var(--brand);transform:translateX(4px);box-shadow:var(--sh-1)}
.idx{
  flex:0 0 auto;width:42px;height:42px;border-radius:50%;
  border:1.5px solid var(--accent);background:rgba(198,242,78,.16);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:800;font-size:17px;color:var(--deep);
}
.service-item h3{font-size:17px;margin-bottom:6px}
.service-item p{font-size:14.5px;color:var(--muted)}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:10px 28px;border-left:1px solid rgba(255,255,255,.16)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-family:var(--font-num);font-size:clamp(34px,4vw,46px);font-weight:800;color:#fff;line-height:1.05;letter-spacing:.01em}
.stat-num small{font-size:20px;color:var(--accent);margin-left:4px;font-weight:700}
.stat-label{margin-top:8px;font-size:14px;color:#A8C3BC}

/* 方案 */
.plan-list{display:grid;gap:64px}
.plan-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.plan-row:nth-child(even) .plan-media{order:2}
.plan-media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--sh-2)}
.plan-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.plan-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;border:1.5px solid var(--accent);
  color:var(--deep);font-family:var(--font-num);font-weight:800;font-size:18px;
  background:rgba(198,242,78,.18);margin-bottom:16px;
}
.plan-body h3{font-size:clamp(21px,2.2vw,26px);margin-bottom:14px}
.plan-body>p{color:var(--muted)}
.plan-points{margin:20px 0 22px;display:grid;gap:12px}
.plan-points li{position:relative;padding-left:26px;font-size:15.5px;color:#2C3A36}
.plan-points li::before{
  content:"";position:absolute;left:0;top:9px;width:11px;height:11px;
  border-radius:3px;background:var(--brand);transform:rotate(45deg);
}

/* 案例 */
.case-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:24px}
.case-main{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.case-main img{width:100%;height:100%;min-height:380px;object-fit:cover}
.case-overlay{
  position:absolute;inset:auto 0 0 0;padding:28px;
  background:linear-gradient(0deg,rgba(14,59,51,.92) 0%,rgba(14,59,51,.55) 55%,transparent 100%);
  color:#fff;
}
.case-overlay h3{font-size:22px;margin:10px 0 8px}
.case-overlay p{font-size:14.5px;color:#D5E5E1}
.case-side{display:grid;gap:24px}
.case-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.case-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.case-card-body{padding:18px 20px 22px}
.case-card-body h3{font-size:17px;margin-bottom:8px}
.case-card-body p{font-size:14px;color:var(--muted)}

/* 资讯 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.news-card:hover h3{color:var(--brand)}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{
  font-size:17px;transition:color .2s ease;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14.5px;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--muted);
}
.news-meta .read{font-weight:700;color:var(--brand)}
.empty-state{
  grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);
  border-radius:var(--r-card);padding:56px 24px;text-align:center;color:var(--muted);
}
.empty-state svg{width:44px;height:44px;margin:0 auto 14px;stroke:#B9C4C0;fill:none;stroke-width:1.6}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:52px;align-items:start}
.faq-intro h2{font-size:clamp(24px,2.7vw,34px)}
.faq-intro p{margin-top:14px;color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 0;font-weight:700;font-size:16px;cursor:pointer;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);border-color:var(--brand)}
.faq-item p{padding:0 0 20px;color:var(--muted);font-size:15px;line-height:1.85;max-width:62ch}

/* 表单与 CTA */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.contact-info h2{font-size:clamp(24px,2.7vw,34px)}
.contact-info p{margin-top:14px;color:#B9CEC8;font-size:15.5px}
.contact-meta{margin-top:26px;display:grid;gap:14px}
.contact-meta li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#DCEAE6}
.contact-meta strong{color:#fff;font-weight:700}
.contact-meta .tag{
  flex:0 0 auto;padding:3px 10px;border-radius:8px;font-size:12.5px;font-weight:700;
  background:rgba(198,242,78,.18);color:var(--accent);
}
.contact-form{background:var(--surface);border-radius:18px;padding:30px;box-shadow:var(--sh-2)}
.field{display:grid;gap:8px;margin-bottom:18px}
.field label{font-size:13px;color:var(--muted);font-weight:700}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1px solid var(--line);border-radius:12px;background:#FCFBF8;
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;font-size:15px;
}
.field textarea{height:112px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.12);background:#fff;
}
.form-msg{margin-top:14px;font-size:14px;color:var(--mid);font-weight:700;min-height:20px}
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;color:#fff;
  background-image:linear-gradient(90deg,rgba(14,59,51,.94) 0%,rgba(14,59,51,.78) 55%,rgba(14,59,51,.55) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  padding:52px 48px;display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);max-width:22em}
.cta-band p{margin-top:12px;color:#C9DCD7;max-width:36em}

/* 页脚 */
.site-footer{position:relative;background:var(--deep);color:#D9E4E0;padding-top:6px}
.site-footer::before{
  content:"";display:block;height:6px;width:100%;
  background-image:repeating-linear-gradient(45deg,var(--brand) 0 8px,var(--accent) 8px 16px);
}
.footer-main{padding:62px 0 42px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .logo{color:#fff}
.footer-brand .logo-mark{background:rgba(255,255,255,.14)}
.footer-brand p{margin-top:16px;font-size:14.5px;color:#A9C2BC;max-width:30em}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col li{font-size:14.5px;color:#AFC7C1}
.footer-col a{transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:#8FA9A3;
}
.footer-bottom a{color:#8FA9A3;transition:color .2s ease}
.footer-bottom a:hover{color:var(--accent)}
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:48px;height:48px;border-radius:14px;background:var(--deep);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease,transform .25s ease;
}
.to-top.is-visible{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px);background:var(--mid)}

/* 响应式 */
@media (max-width:1180px){
  .nav-pills .pill{padding:8px 12px;font-size:14px}
  .search-form{max-width:38%}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .header-inner{flex-wrap:wrap;min-height:64px;padding-top:10px;padding-bottom:12px;gap:12px}
  .search-form{order:6;flex:0 0 100%;max-width:none;min-width:0}
  .nav-pills,.header-cta{display:none}
  .menu-toggle{display:flex;margin-left:auto}
  .hero{padding:44px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-media{max-width:620px}
  .hero-float{right:12px;bottom:-16px}
  .service-layout{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:26px 0}
  .stat{border-left:0;padding:0 20px}
  .stat:nth-child(2n){padding-left:0}
  .plan-list{gap:52px}
  .plan-row{grid-template-columns:1fr;gap:26px}
  .plan-row:nth-child(even) .plan-media{order:0}
  .case-layout{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:30px}
  .contact-layout{grid-template-columns:1fr;gap:34px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 34px}
  .cta-band{padding:40px 32px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section--tight{padding:44px 0}
  .section-head{margin-bottom:30px}
  .hero h1{font-size:clamp(26px,7vw,32px)}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-float{padding:12px 16px}
  .hero-float-num{font-size:28px}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:0 12px}
  .news-grid{grid-template-columns:1fr}
  .service-feature-body{padding:20px 20px 24px}
  .service-item{flex-direction:row;padding:18px}
  .case-main img{min-height:260px}
  .cta-band{padding:30px 22px;border-radius:16px}
  .contact-form{padding:22px}
  .contact-form .btn{width:100%}
  .footer-main{grid-template-columns:1fr;padding:40px 0 28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .to-top{right:16px;bottom:16px}
}

/* roulang page: article */
:root{
  --brand:#FF5A1E;
  --brand-hover:#E24A12;
  --deep:#0E3B33;
  --deep-2:#1E7A6B;
  --accent:#C6F24E;
  --bg:#FAF8F4;
  --bg-alt:#F2F0EA;
  --surface:#FFFFFF;
  --line:#E6E3DC;
  --text:#16201D;
  --muted:#5C6B66;
  --danger:#D64545;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-1:0 1px 2px rgba(14,59,51,.06);
  --shadow-2:0 12px 28px rgba(14,59,51,.12);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.35}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#F1EEE8}
::-webkit-scrollbar-thumb{background:#CFCBC2;border-radius:999px}
::-webkit-scrollbar-thumb:hover{background:#B8B3A8}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(14,59,51,.08)}
.header-inner{
  display:flex;align-items:center;gap:18px;
  min-height:72px;flex-wrap:wrap;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:19px;color:var(--deep);white-space:nowrap;
}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--deep);
  display:grid;place-items:center;flex:none;
}
.logo-mark svg{width:22px;height:22px}
.logo-text b{color:var(--brand);font-weight:800}
.search-box{
  position:relative;display:flex;align-items:center;
  flex:1 1 42%;max-width:520px;min-width:220px;
}
.search-box svg{
  position:absolute;left:18px;width:18px;height:18px;
  stroke:var(--muted);pointer-events:none;
}
.search-box input{
  width:100%;height:52px;border-radius:999px;
  border:1px solid var(--line);background:#FBF9F6;
  padding:0 20px 0 48px;outline:none;transition:.22s ease;
}
.search-box input::placeholder{color:#9AA6A1}
.search-box input:focus{
  border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(255,90,30,.12);
}
.nav-pills{display:flex;align-items:center;gap:8px;margin-left:auto}
.pill{
  padding:9px 16px;border-radius:999px;font-size:15px;color:var(--deep);
  background:var(--bg-alt);border:1px solid transparent;white-space:nowrap;
  transition:.2s ease;
}
.pill:hover{background:#E9E5DC;color:var(--brand)}
.pill.is-active{background:var(--deep);color:#fff;border-color:var(--deep)}
.header-cta{padding:12px 20px;border-radius:999px;white-space:nowrap}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--deep);
  align-items:center;justify-content:center;flex:none;
}
.menu-toggle:hover{border-color:var(--deep)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--surface);padding:16px 0 22px}
.mobile-drawer.is-open{display:block}
.nav-pills-vertical{flex-direction:column;align-items:stretch}
.nav-pills-vertical .pill{text-align:center;padding:12px 16px}
.drawer-cta{margin-top:14px;width:100%}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 10px 20px rgba(255,90,30,.24)}
.btn-outline{border-color:var(--deep);color:var(--deep)}
.btn-outline:hover{background:var(--deep);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;
  padding:24px 0 0;font-size:14px;color:var(--muted);
}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{margin:0 8px;color:#B7C0BC}
.breadcrumb .crumb-current{color:var(--muted)}

/* ============ 文章头 ============ */
.article-head{
  max-width:860px;margin:0 auto;
  padding:16px 0 30px;border-bottom:1px solid var(--line);
}
.article-head h1{
  font-size:clamp(26px,3.3vw,40px);font-weight:800;
  line-height:1.32;margin:16px 0 20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:14px;color:var(--muted);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CCC8;display:inline-block}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(30,122,107,.1);color:var(--deep-2);
}
.badge-warm{background:rgba(255,90,30,.1);color:var(--brand)}

/* ============ 正文阅读区 ============ */
.article-body{
  max-width:760px;margin:0 auto;
  padding:38px 0 12px;
  font-size:17px;line-height:1.9;color:#22302C;
}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  font-size:23px;font-weight:700;color:var(--deep);
  margin:2em 0 .8em;padding-left:14px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:18px;font-weight:700;color:var(--deep);margin:1.7em 0 .6em}
.article-body ul,.article-body ol{margin:0 0 1.25em;padding-left:1.45em}
.article-body li{margin:.42em 0}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;
  background:#F4F1EA;border-left:4px solid var(--accent);
  border-radius:0 12px 12px 0;color:var(--muted);
}
.article-body img{border-radius:12px;margin:1.5em auto}
.article-body figure{margin:1.5em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(255,90,30,.35)}
.article-body a:hover{color:var(--brand-hover);border-bottom-color:var(--brand-hover)}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.5em 0;
  font-size:15px;border-radius:12px;overflow:hidden;
}
.article-body th{background:var(--deep);color:#fff;text-align:left;padding:12px 14px;font-weight:600}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#F6F4EF}
.article-body code{
  background:#F2F0EA;border-radius:6px;padding:2px 6px;
  font-size:15px;font-family:ui-monospace,Menlo,Consolas,monospace;
}

.article-foot{
  max-width:760px;margin:0 auto;padding:28px 0 0;
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  padding:6px 14px;border-radius:999px;font-size:13.5px;
  background:var(--bg-alt);color:var(--deep);border:1px solid var(--line);
}
.back-link{color:var(--brand);font-weight:600;font-size:15px}
.back-link:hover{color:var(--brand-hover)}

.empty-state{
  max-width:760px;margin:40px auto 0;padding:64px 24px;text-align:center;
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-card);
}
.empty-state h2{font-size:22px;color:var(--deep);margin-bottom:12px}
.empty-state p{color:var(--muted);margin:0 0 24px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:640px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;color:var(--deep)}
.section-head p{margin:14px 0 0;color:var(--muted);font-size:16px}
.section-head .bar{
  width:56px;height:6px;border-radius:999px;margin-bottom:16px;
  background:repeating-linear-gradient(45deg,var(--brand) 0 6px,var(--accent) 6px 12px);
}

/* ============ 卡片 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.card-cover{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:#EDEAE4}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-cover img{transform:scale(1.05)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17px;font-weight:700;line-height:1.5}
.card:hover .card-body h3{color:var(--brand)}
.card-body p{
  margin:0;color:var(--muted);font-size:14.5px;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;justify-content:space-between;align-items:center;
  font-size:13.5px;color:var(--muted);
}
.card-meta .read{color:var(--brand);font-weight:600}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;border-radius:20px;
  padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band::after{
  content:"";position:absolute;top:0;right:0;width:220px;height:100%;
  background:repeating-linear-gradient(45deg,rgba(198,242,78,.22) 0 8px,transparent 8px 18px);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);font-weight:800;margin-bottom:10px}
.cta-band p{margin:0;color:#BBD0C9;font-size:15.5px;max-width:52ch}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:#D9E4E0;position:relative;margin-top:8px}
.site-footer::before{
  content:"";display:block;height:6px;
  background:repeating-linear-gradient(45deg,var(--brand) 0 8px,var(--accent) 8px 16px);
  opacity:.85;
}
.footer-main{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-top:56px;padding-bottom:42px;
}
.footer-brand .logo{color:#fff}
.footer-brand .logo-mark{background:rgba(255,255,255,.1)}
.footer-brand .logo-text b{color:var(--accent)}
.footer-brand p{margin:18px 0 0;color:#A9BDB6;font-size:14.5px;line-height:1.85;max-width:34ch}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col li{color:#C4D5CF;font-size:14.5px;transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;padding-bottom:26px;font-size:13.5px;color:#9CB0AA;
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;z-index:70;
  display:grid;place-items:center;border-radius:14px;
  background:var(--deep);color:#fff;box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transition:.25s ease;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{background:var(--brand)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px}
  .nav-pills,.header-cta{display:none}
  .menu-toggle{display:inline-flex}
  .search-box{max-width:none;flex:1 1 auto}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-main{grid-template-columns:1fr 1fr;gap:34px}
  .cta-band{padding:38px 32px}
}
@media (max-width:768px){
  .header-inner{gap:12px;padding-bottom:14px;min-height:64px}
  .search-box{order:5;flex-basis:100%;max-width:none;min-width:0}
  .logo{font-size:17.5px}
  .section{padding:64px 0}
  .article-head{padding-top:8px}
  .article-body{font-size:16.5px;padding-top:28px}
  .article-body h2{font-size:21px}
  .grid-3{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 200px}
  .footer-main{grid-template-columns:1fr;gap:28px;padding-top:44px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .section{padding:48px 0}
  .logo-text{font-size:16px}
  .article-head h1{font-size:24px}
  .article-body{font-size:16px;line-height:1.85}
  .article-foot{flex-direction:column;align-items:flex-start}
  .footer-bottom{flex-direction:column;gap:8px}
  .to-top{right:16px;bottom:16px;width:42px;height:42px}
}

/* roulang page: category1 */
:root{
  --brand:#FF5A1E;
  --brand-hover:#E24A12;
  --deep:#0E3B33;
  --deep-2:#1E7A6B;
  --accent:#C6F24E;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --line:#E6E3DC;
  --text:#16201D;
  --muted:#5C6B66;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:12px;
  --pill:999px;
  --shadow-sm:0 1px 2px rgba(14,59,51,.06);
  --shadow-lg:0 12px 28px rgba(14,59,51,.12);
  --font: "PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num: "Oswald","Barlow Condensed","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
table{border-collapse:collapse;width:100%}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:#C9CFCB;border-radius:999px;border:2px solid var(--bg)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,51,.08)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}

.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:11px;background:var(--deep);
  display:grid;place-items:center;flex:0 0 auto;
}
.logo-mark svg{width:24px;height:24px;display:block}
.logo-text{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--deep);white-space:nowrap}
.logo-text b{color:var(--brand);font-weight:800;margin-left:1px}

.search-bar{
  flex:1 1 auto;
  max-width:440px;
  min-width:170px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:10px;
  height:52px;
  padding:0 8px 0 18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--pill);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-bar:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.12)}
.search-bar svg{width:20px;height:20px;color:var(--muted);flex:0 0 auto}
.search-bar input{
  flex:1 1 auto;min-width:0;height:100%;
  border:0;background:transparent;font-size:15px;outline:none;
}
.search-bar input::placeholder{color:#9AA8A3}
.search-btn{
  flex:0 0 auto;height:40px;padding:0 20px;border-radius:var(--pill);
  background:var(--brand);color:#fff;font-weight:700;font-size:14px;
  transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--brand-hover)}

.nav-pills{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.pill{
  padding:9px 13px;border-radius:var(--pill);
  font-size:14px;font-weight:600;color:var(--muted);
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.pill:hover{color:var(--deep);background:#F2F0EA}
.pill.is-active{background:var(--deep);color:#fff}
.nav-cta{height:42px;padding:0 18px;font-size:14.5px;flex:0 0 auto}

.menu-toggle{
  display:none;
  width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);color:var(--deep);
  align-items:center;justify-content:center;
}
.menu-toggle svg{width:22px;height:22px}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:var(--radius-sm);
  font-size:15.5px;font-weight:700;white-space:nowrap;
  border:1.5px solid transparent;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn--primary{background:var(--brand);color:#fff}
.btn--primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,90,30,.28)}
.btn--ghost{border-color:rgba(255,255,255,.42);color:#fff}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn--outline{border-color:var(--deep);color:var(--deep)}
.btn--outline:hover{background:var(--deep);color:#fff;transform:translateY(-2px)}
.btn--lime{background:var(--accent);color:var(--deep)}
.btn--lime:hover{background:#D8FF6C;transform:translateY(-2px);box-shadow:0 10px 24px rgba(198,242,78,.3)}
.btn--sm{height:44px;padding:0 20px;font-size:14.5px}

/* ============ 分类横幅 ============ */
.page-banner{position:relative;background:var(--deep);color:#fff;overflow:hidden}
.page-banner::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:7px;z-index:3;
  background-image:repeating-linear-gradient(45deg,rgba(198,242,78,.85) 0 6px,transparent 6px 14px);
  opacity:.55;
}
.banner-media{position:absolute;top:0;right:0;width:46%;height:100%;z-index:1}
.banner-media img{width:100%;height:100%;object-fit:cover;opacity:.55}
.banner-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--deep) 0%,rgba(14,59,51,.72) 42%,rgba(14,59,51,.42) 100%);
}
.banner-inner{position:relative;z-index:2;padding:52px 0 64px;min-height:272px;display:flex;flex-direction:column;justify-content:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.68);margin-bottom:22px}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{opacity:.5}
.crumbs .current{color:rgba(255,255,255,.94);font-weight:600}
.page-banner h1{
  font-size:clamp(30px,4vw,46px);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.18;
  max-width:640px;
}
.banner-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.82);max-width:600px;line-height:1.7}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:var(--pill);
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  font-size:13.5px;color:#EAF3F0;
}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--alt{background:#F3F0E9}
.section--dark{background:var(--deep);color:#fff}
.section--dark .section-sub{color:rgba(217,228,224,.82)}
.section--dark h2{color:#fff}

.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section-head h2{
  margin-top:14px;
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:-.01em;
  color:var(--deep);
}
.section-sub{margin-top:14px;color:var(--muted);font-size:16.5px;line-height:1.8}

.lead{
  font-size:17px;
  line-height:1.9;
  color:var(--text);
  max-width:900px;
  margin-bottom:14px;
}
.lead + .lead{margin-top:12px}

/* 要点清单卡 */
.points-card{
  margin-top:36px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:36px 36px 32px;
}
.points-card-title{
  font-size:18px;font-weight:800;color:var(--deep);
  padding-bottom:20px;margin-bottom:26px;border-bottom:1px solid var(--line);
}
.points-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 34px}
.point{display:flex;gap:14px;align-items:flex-start}
.point-num{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;
  border:1.5px solid var(--accent);
  background:rgba(198,242,78,.2);
  color:var(--deep);font-weight:800;font-size:13.5px;
  display:grid;place-items:center;
  font-family:var(--font-num);
}
.point h3{font-size:16px;font-weight:700;color:var(--deep);line-height:1.55}
.point p{margin-top:5px;font-size:14.5px;color:var(--muted);line-height:1.75}

/* 双列图文卡 */
.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;margin-top:34px}
.media-card{
  display:grid;grid-template-columns:172px minmax(0,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.media-card img{width:100%;height:100%;object-fit:cover;min-height:168px}
.media-card-body{padding:22px 22px 20px}
.media-card-body h3{font-size:17px;font-weight:800;color:var(--deep);line-height:1.4}
.media-card-body p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.75}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--pill);
  background:rgba(30,122,107,.1);
  color:var(--deep-2);
  font-size:12.5px;font-weight:600;
}

/* 直播板 */
.live-board{
  margin-top:34px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.live-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:16px 26px;
  background:var(--deep);
  color:#D9E4E0;font-size:14px;
}
.live-strip b{color:#fff}
.live-dot{
  width:9px;height:9px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 rgba(198,242,78,.7);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(198,242,78,.6)}
  70%{box-shadow:0 0 0 10px rgba(198,242,78,0)}
  100%{box-shadow:0 0 0 0 rgba(198,242,78,0)}
}
.schedule-row{
  display:grid;
  grid-template-columns:84px 96px minmax(0,1fr) 122px;
  gap:18px;align-items:center;
  padding:18px 26px;
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.schedule-row:last-child{border-bottom:0}
.schedule-row:hover{background:#FBFAF6}
.sched-time{font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--deep);letter-spacing:.02em}
.sched-sport{
  font-size:13px;font-weight:700;color:var(--deep-2);
  background:rgba(30,122,107,.1);
  border-radius:var(--pill);padding:5px 10px;text-align:center;
}
.sched-title{font-size:15.5px;font-weight:700;color:var(--deep);line-height:1.5}
.sched-desc{font-size:13.5px;color:var(--muted);margin-top:2px}
.badge{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:6px 12px;border-radius:var(--pill);
  font-size:13px;font-weight:700;white-space:nowrap;
}
.badge--live{background:var(--brand);color:#fff}
.badge--soon{background:rgba(30,122,107,.12);color:var(--deep-2)}
.badge--plan{background:#F1EFE8;color:var(--muted)}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:12px}
.stat{padding:6px 28px;border-left:1px solid rgba(255,255,255,.16)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{
  font-family:var(--font-num);
  font-size:clamp(34px,4vw,46px);
  font-weight:700;color:#fff;line-height:1.1;
  letter-spacing:-.01em;
}
.stat-num span{font-size:20px;color:var(--accent);margin-left:2px}
.stat-label{margin-top:10px;font-size:14px;color:rgba(217,228,224,.82);line-height:1.6}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:340px minmax(0,1fr);gap:56px}
.faq-aside h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--deep);line-height:1.3;margin-top:14px}
.faq-aside p{margin-top:16px;font-size:15.5px;color:var(--muted);line-height:1.85}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;padding:21px 0;text-align:left;
  font-size:16px;font-weight:700;color:var(--deep);line-height:1.6;
}
.faq-q:hover{color:var(--brand)}
.faq-q svg{flex:0 0 auto;width:18px;height:18px;color:var(--brand);transition:transform .25s ease}
.faq-item.is-open .faq-q svg{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a p{padding:0 40px 22px 0;font-size:14.5px;color:var(--muted);line-height:1.85}

/* CTA 条 */
.cta-band{
  position:relative;
  background:var(--deep);
  border-radius:24px;
  padding:52px 48px;
  color:#fff;
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:34px;
  align-items:center;
}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:6px;
  background-image:repeating-linear-gradient(45deg,rgba(198,242,78,.7) 0 6px,transparent 6px 14px);
  opacity:.6;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  border:34px solid rgba(198,242,78,.09);
}
.cta-band h2{position:relative;z-index:2;font-size:clamp(22px,2.6vw,30px);font-weight:800;color:#fff;line-height:1.32}
.cta-band p{position:relative;z-index:2;margin-top:14px;font-size:15.5px;color:rgba(217,228,224,.86);max-width:600px;line-height:1.85}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px}

/* 相关分类 */
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;margin-top:36px}
.related-card{
  display:flex;align-items:center;gap:20px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,90,30,.35)}
.related-card img{width:88px;height:88px;border-radius:var(--radius-sm);object-fit:cover;flex:0 0 auto}
.related-card h3{font-size:17px;font-weight:800;color:var(--deep)}
.related-card p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7}
.related-card .more{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:14px;font-weight:700;color:var(--brand)}
.related-card:hover .more{color:var(--brand-hover)}

/* 页脚 */
.site-footer{position:relative;background:var(--deep);color:#D9E4E0;padding-top:6px;margin-top:0}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:6px;
  background-image:repeating-linear-gradient(45deg,rgba(198,242,78,.6) 0 6px,transparent 6px 14px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-top:64px;
  padding-bottom:48px;
}
.footer-brand .logo-text{color:#fff}
.footer-brand .logo-mark{background:rgba(255,255,255,.08)}
.footer-brand p{
  margin-top:18px;
  font-size:14.5px;
  color:rgba(217,228,224,.78);
  max-width:330px;
  line-height:1.85;
}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:rgba(217,228,224,.8)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  padding-top:20px;padding-bottom:28px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(217,228,224,.62);
}

/* 返回顶部 */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:50;
  width:46px;height:46px;border-radius:14px;
  background:var(--deep);color:#fff;
  display:grid;place-items:center;
  box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .25s ease;
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand)}
.to-top svg{width:20px;height:20px}

/* 抽屉导航 */
.drawer{position:fixed;inset:0;z-index:80;visibility:hidden;pointer-events:none}
.drawer.is-open{visibility:visible;pointer-events:auto}
.drawer-mask{position:absolute;inset:0;background:rgba(14,59,51,.5);opacity:0;transition:opacity .25s ease}
.drawer.is-open .drawer-mask{opacity:1}
.drawer-panel{
  position:absolute;top:0;right:0;
  width:min(84vw,340px);height:100%;
  background:#fff;padding:22px 20px 30px;
  transform:translateX(100%);
  transition:transform .3s ease;
  overflow-y:auto;
  display:flex;flex-direction:column;gap:20px;
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:40px;height:40px;border-radius:var(--radius-sm);
  border:1px solid var(--line);color:var(--deep);
  display:grid;place-items:center;
}
.drawer-nav{display:flex;flex-direction:column;gap:10px}
.drawer-nav .pill{
  display:flex;justify-content:center;
  padding:13px 16px;font-size:15px;
  background:#F5F3EE;border-radius:var(--radius-sm);
}
.drawer-nav .pill.is-active{background:var(--deep);color:#fff}
.drawer-tip{font-size:13.5px;color:var(--muted);line-height:1.8;border-top:1px solid var(--line);padding-top:18px}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap;height:auto;padding-top:12px;padding-bottom:12px;row-gap:12px}
  .nav-pills{display:none}
  .nav-cta{display:none}
  .menu-toggle{display:inline-flex;margin-left:auto}
  .search-bar{order:3;flex:1 0 100%;max-width:none;margin:0}
  .banner-media{width:58%;opacity:.85}
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:42px 34px}
  .points-list{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr 1fr;gap:34px}
}

@media (max-width:768px){
  .container{padding:0 20px}
  .page-banner h1{font-size:clamp(26px,6vw,34px)}
  .banner-sub{font-size:15.5px}
  .banner-actions .btn{flex:1 1 100%}
  .section{padding:52px 0}
  .section--tight{padding:44px 0}
  .media-grid{grid-template-columns:1fr;gap:20px}
  .media-card{grid-template-columns:1fr}
  .media-card img{min-height:170px;max-height:200px}
  .schedule-row{grid-template-columns:1fr;gap:10px;padding:18px 20px}
  .sched-time{font-size:18px}
  .sched-sport{justify-self:start;padding:5px 12px}
  .badge{justify-self:start}
  .live-strip{padding:14px 20px;font-size:13.5px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:32px}
  .stat{padding:0 18px}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .related-grid{grid-template-columns:1fr}
  .points-card{padding:26px 22px 22px}
  .faq-a p{padding-right:0}
  .cta-band{padding:34px 24px;border-radius:18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-main{grid-template-columns:1fr;gap:30px;padding-top:48px;padding-bottom:34px}
  .footer-bottom{flex-direction:column;gap:8px}
}

@media (max-width:520px){
  .container{padding:0 16px}
  .logo-text{font-size:17px}
  .search-bar{height:48px;padding-left:15px}
  .search-btn{padding:0 16px;font-size:13.5px}
  .points-list{gap:20px}
  .related-card{flex-direction:column;align-items:flex-start}
  .related-card img{width:100%;height:150px}
  .to-top{right:14px;bottom:18px;width:42px;height:42px}
}

/* roulang page: category2 */
:root{
  --brand:#FF5A1E;
  --brand-hover:#E24A12;
  --deep:#0E3B33;
  --mid:#1E7A6B;
  --accent:#C6F24E;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --line:#E6E3DC;
  --text:#16201D;
  --muted:#5C6B66;
  --radius-card:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-1:0 1px 2px rgba(14,59,51,.06);
  --shadow-2:0 12px 28px rgba(14,59,51,.12);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  --font-num:"Oswald","Barlow Condensed","PingFang SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--brand);}
button,input,select,textarea{font:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;}
p{margin:0;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:6px;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#EFEBE4;}
::-webkit-scrollbar-thumb{background:#C9C3B8;border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:var(--mid);}

.container{max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-dark{background:var(--deep);color:#D9E4E0;}
.section-dark h2,.section-dark h3{color:#fff;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(14,59,51,.09);}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
  padding-top:8px;
  padding-bottom:8px;
  flex-wrap:wrap;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;background:var(--deep);border-radius:10px;}
.logo-mark svg{width:24px;height:24px;}
.logo-text{font-size:20px;font-weight:800;color:var(--deep);letter-spacing:-.02em;white-space:nowrap;}
.logo-text b{color:var(--brand);font-weight:800;}

.search{
  position:relative;
  flex:1 1 auto;
  max-width:520px;
  min-width:220px;
}
.search svg{
  position:absolute;
  left:18px;
  top:50%;
  transform:translateY(-50%);
  width:19px;height:19px;
  stroke:var(--muted);
  pointer-events:none;
}
.search input{
  width:100%;
  height:52px;
  padding:0 22px 0 48px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:#F7F5F1;
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search input::placeholder{color:#93A09B;}
.search input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(255,90,30,.12);
}

.nav-pills{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.pill{
  display:inline-flex;
  align-items:center;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  font-size:14.5px;
  font-weight:600;
  color:var(--muted);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.pill:hover{background:#F1EEE8;color:var(--deep);}
.pill.is-active{background:var(--deep);color:#fff;border-color:var(--deep);}
.header-cta{flex:0 0 auto;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--radius-btn);
  font-size:15.5px;
  font-weight:700;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  cursor:pointer;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(255,90,30,.24);}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,30,.3);}
.btn-ghost{border-color:var(--deep);color:var(--deep);background:transparent;}
.btn-ghost:hover{background:var(--deep);color:#fff;}
.btn-light{background:var(--accent);color:var(--deep);}
.btn-light:hover{background:#D6FA6C;color:var(--deep);transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  align-items:center;
  justify-content:center;
  margin-left:auto;
}
.nav-toggle span{
  display:block;
  width:19px;height:2px;
  background:var(--deep);
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:19px;height:2px;background:var(--deep);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.nav-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--surface);
  padding:18px 32px 26px;
}
.nav-drawer.is-open{display:block;}
.nav-drawer .pill{width:100%;justify-content:flex-start;padding:12px 16px;font-size:16px;}
.nav-drawer .btn{width:100%;margin-top:14px;}

/* ---------- 分类横幅 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--deep);
  color:#D9E4E0;
  padding:56px 0 64px;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(198,242,78,.10) 0 6px,transparent 6px 18px);
  opacity:.55;
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;height:6px;
  background:repeating-linear-gradient(45deg,var(--brand) 0 8px,rgba(255,90,30,.15) 8px 22px);
}
.page-hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:48px;
  align-items:center;
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(217,228,224,.75);margin-bottom:18px;}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:rgba(217,228,224,.6);}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:rgba(198,242,78,.14);
  border:1px solid rgba(198,242,78,.45);
  color:var(--accent);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent);display:block;animation:pulse 1.8s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.35;transform:scale(.75);}}
.page-hero h1{
  font-size:clamp(30px,4vw,46px);
  color:#fff;
  margin-bottom:16px;
}
.page-hero-lead{
  font-size:17px;
  line-height:1.8;
  color:rgba(217,228,224,.85);
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 22px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags li{
  padding:7px 15px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  font-size:13.5px;
  color:#E7EFEC;
}
.page-hero-media{position:relative;}
.page-hero-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.14);
}
.page-hero-media::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:20px;
  background-image:repeating-linear-gradient(45deg,rgba(14,59,51,.28) 0 7px,transparent 7px 20px);
  pointer-events:none;
}
.float-card{
  position:absolute;
  right:-8px;
  bottom:-18px;
  background:var(--deep);
  border:1px solid rgba(198,242,78,.35);
  border-radius:16px;
  padding:14px 20px;
  box-shadow:var(--shadow-2);
  display:flex;
  align-items:center;
  gap:12px;
}
.float-card strong{
  font-family:var(--font-num);
  font-size:34px;
  font-weight:700;
  color:var(--accent);
  line-height:1;
}
.float-card span{font-size:13px;color:rgba(217,228,224,.8);line-height:1.4;}

/* ---------- 通用板块头 ---------- */
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brand);
  margin-bottom:12px;
}
.section-dark .eyebrow{color:var(--accent);}
.section-head h2{font-size:clamp(24px,2.7vw,34px);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16.5px;}
.section-dark .section-head p{color:rgba(217,228,224,.78);}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.stat{padding:30px 26px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat strong{
  display:block;
  font-family:var(--font-num);
  font-size:44px;
  font-weight:700;
  color:var(--deep);
  line-height:1.05;
  letter-spacing:-.01em;
}
.stat strong em{font-style:normal;font-size:22px;color:var(--mid);margin-left:4px;}
.stat span{display:block;margin-top:8px;font-size:14px;color:var(--muted);}

/* ---------- 导师导语 ---------- */
.intro-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:start;
  margin-top:56px;
}
.intro-grid p{color:var(--muted);font-size:16.5px;margin-bottom:16px;}
.checklist li{
  position:relative;
  padding-left:32px;
  margin-bottom:14px;
  font-size:16px;
  color:var(--text);
}
.checklist li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:16px;height:16px;
  border-radius:5px;
  background:rgba(198,242,78,.35);
  border:2px solid var(--mid);
}
.intro-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:30px;
  box-shadow:var(--shadow-1);
}
.intro-panel h3{font-size:19px;margin-bottom:14px;}
.intro-panel dl{display:grid;grid-template-columns:auto 1fr;gap:10px 18px;font-size:15px;}
.intro-panel dt{color:var(--muted);}
.intro-panel dd{margin:0;font-weight:600;color:var(--deep);}

/* ---------- 时间轴 ---------- */
.timeline{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  position:relative;
}
.timeline::before{
  content:"";
  position:absolute;
  top:30px;left:6%;right:6%;
  height:2px;
  background:linear-gradient(90deg,rgba(198,242,78,.55),rgba(30,122,107,.35));
  z-index:0;
}
.tl-item{position:relative;z-index:1;}
.tl-num{
  width:60px;height:60px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--deep);
  border:2px solid var(--accent);
  color:var(--accent);
  font-family:var(--font-num);
  font-size:22px;
  font-weight:700;
  margin-bottom:20px;
}
.tl-item h3{font-size:18px;margin-bottom:10px;}
.tl-item p{font-size:15px;color:var(--muted);line-height:1.75;}
.section-dark .tl-item p{color:rgba(217,228,224,.78);}
.section-dark .tl-num{background:#0A2A24;}

/* ---------- 表格对比 ---------- */
.table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--surface);
  box-shadow:var(--shadow-1);
}
.compare{min-width:760px;font-size:15px;}
.compare thead th{
  background:var(--deep);
  color:#fff;
  text-align:left;
  padding:16px 18px;
  font-size:14.5px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
}
.compare tbody td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top;}
.compare tbody tr:nth-child(even){background:#FCFBF8;}
.compare tbody tr:last-child td{border-bottom:0;}
.compare tbody td:first-child{font-weight:700;color:var(--deep);white-space:nowrap;}
.tag{
  display:inline-block;
  padding:4px 11px;
  border-radius:var(--radius-pill);
  background:rgba(30,122,107,.12);
  color:var(--mid);
  font-size:12.5px;
  font-weight:700;
}
.table-note{margin-top:14px;font-size:14px;color:var(--muted);}

/* ---------- 图文交错 ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.split.reverse .split-media{order:2;}
.split-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-2);
}
.split-body h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px;}
.split-body > p{color:var(--muted);margin-bottom:22px;font-size:16.5px;}
.mini-list li{
  display:flex;
  gap:14px;
  padding:16px 0;
  border-bottom:1px dashed var(--line);
}
.mini-list li:last-child{border-bottom:0;}
.mini-list .mini-ico{
  flex:0 0 auto;
  width:38px;height:38px;
  border-radius:10px;
  background:rgba(255,90,30,.1);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);
  font-weight:700;
  font-size:16px;
}
.mini-list h3{font-size:16.5px;margin-bottom:4px;}
.mini-list p{font-size:14.5px;color:var(--muted);line-height:1.7;}

/* ---------- 学员反馈 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.voice-card .quote-mark{
  font-family:var(--font-num);
  font-size:40px;
  line-height:1;
  color:var(--brand);
  margin-bottom:12px;
}
.voice-card p{font-size:15.5px;color:var(--text);margin-bottom:20px;}
.voice-meta{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px;}
.voice-meta .avatar{
  width:40px;height:40px;border-radius:50%;
  background:var(--deep);color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;
}
.voice-meta strong{display:block;font-size:15px;}
.voice-meta span{font-size:13px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 40px 20px 0;
  position:relative;
  font-size:16px;
  font-weight:700;
  color:var(--deep);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand);}
.faq-item summary::after{
  content:"";
  position:absolute;
  right:8px;top:50%;
  width:9px;height:9px;
  border-right:2px solid var(--muted);
  border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease,border-color .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);border-color:var(--brand);}
.faq-item[open] summary{color:var(--brand);}
.faq-answer{padding:0 40px 22px 0;font-size:15px;color:var(--muted);line-height:1.85;}

/* ---------- 相关分类 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.related-card{
  display:flex;
  gap:20px;
  padding:24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  align-items:center;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,30,.4);}
.related-card img{
  width:104px;height:82px;object-fit:cover;border-radius:12px;flex:0 0 auto;
}
.related-card h3{font-size:17.5px;margin-bottom:6px;}
.related-card p{font-size:14.5px;color:var(--muted);}
.related-card .more{
  display:inline-block;
  margin-top:8px;
  font-size:13.5px;
  font-weight:700;
  color:var(--brand);
}

/* ---------- 表单 / CTA ---------- */
.cta-band{
  background:linear-gradient(115deg,var(--deep) 0%,#134A40 62%,#1E7A6B 100%);
  border-radius:22px;
  padding:52px;
  color:#fff;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:44px;
  align-items:center;
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-40px;top:-40px;
  width:220px;height:220px;
  border-radius:50%;
  border:28px solid rgba(198,242,78,.12);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);color:#fff;margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.82);font-size:16px;}
.cta-band .hero-actions{margin:26px 0 0;}
.cta-facts{position:relative;z-index:1;}
.cta-facts li{
  display:flex;justify-content:space-between;gap:16px;
  padding:14px 0;
  border-bottom:1px dashed rgba(255,255,255,.22);
  font-size:15px;
  color:rgba(255,255,255,.85);
}
.cta-facts li:last-child{border-bottom:0;}
.cta-facts strong{color:var(--accent);font-weight:700;}

.form-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:36px;
  box-shadow:var(--shadow-1);
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px 24px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--muted);font-weight:600;}
.field input,.field select,.field textarea{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:#FBFAF7;
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:96px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(255,90,30,.12);
}
.form-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:24px;}
.form-actions .btn{max-width:220px;width:100%;}
.form-tip{font-size:13.5px;color:var(--muted);}
.form-note{
  margin-top:18px;
  padding:12px 16px;
  border-radius:12px;
  background:rgba(30,122,107,.1);
  color:var(--mid);
  font-size:14px;
  display:none;
}
.form-note.is-visible{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--deep);
  color:#D9E4E0;
  position:relative;
  padding-top:6px;
  margin-top:0;
}
.site-footer::before{
  content:"";
  display:block;
  height:6px;
  background:repeating-linear-gradient(45deg,var(--brand) 0 8px,rgba(255,90,30,.2) 8px 22px);
}
.footer-main{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:64px 32px 48px;
}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text b{color:var(--accent);}
.footer-brand .logo-mark{background:rgba(255,255,255,.08);}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.8;color:rgba(217,228,224,.72);max-width:330px;}
.footer-col h3{font-size:15.5px;color:#fff;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:11px;font-size:14.5px;color:rgba(217,228,224,.78);}
.footer-col ul li a:hover{color:var(--accent);}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  padding:20px 32px 28px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:13.5px;
  color:rgba(217,228,224,.6);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;
  right:26px;
  bottom:26px;
  width:48px;height:48px;
  border-radius:14px;
  background:var(--deep);
  color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
  z-index:70;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand);color:#fff;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .header-inner{gap:14px;}
  .nav-pills{display:none;}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .search{order:5;flex:1 1 100%;max-width:none;margin-top:6px;}
  .page-hero-inner{grid-template-columns:1fr;gap:36px;}
  .page-hero-media img{aspect-ratio:16/9;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .timeline{grid-template-columns:repeat(2,1fr);gap:30px;}
  .timeline::before{display:none;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .split.reverse .split-media{order:0;}
  .voice-grid{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:40px;}
  .footer-main{grid-template-columns:repeat(2,1fr);gap:32px;padding:52px 24px 40px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:52px 0;}
  .header-inner{min-height:64px;}
  .search input{height:46px;}
  .page-hero{padding:40px 0 52px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 100%;}
  .float-card{right:8px;bottom:-16px;padding:12px 16px;}
  .float-card strong{font-size:28px;}
  .stat strong{font-size:34px;}
  .form-grid{grid-template-columns:1fr;}
  .form-panel{padding:26px 20px;}
  .form-actions .btn{max-width:none;}
  .voice-grid{gap:18px;}
  .footer-bottom{flex-direction:column;gap:8px;padding:18px 24px 26px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .nav-drawer{padding:16px 16px 22px;}
  .page-hero h1{font-size:26px;}
  .page-hero-lead{font-size:15.5px;}
  .stats{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:22px 20px;}
  .stat:last-child{border-bottom:0;}
  .timeline{grid-template-columns:1fr;gap:24px;}
  .footer-main{grid-template-columns:1fr;padding:44px 16px 32px;}
  .cta-band{padding:30px 22px;border-radius:18px;}
  .related-card{flex-direction:column;align-items:flex-start;}
  .related-card img{width:100%;height:150px;}
  .to-top{right:16px;bottom:16px;}
}

/* roulang page: category3 */
:root{
  --brand:#FF5A1E;
  --brand-hover:#E24A12;
  --deep:#0E3B33;
  --mid:#1E7A6B;
  --accent:#C6F24E;
  --bg:#FAF8F4;
  --surface:#FFFFFF;
  --line:#E6E3DC;
  --text:#16201D;
  --muted:#5C6B66;
  --radius:16px;
  --radius-sm:12px;
  --pill:999px;
  --shadow-1:0 1px 2px rgba(14,59,51,.06);
  --shadow-2:0 12px 28px rgba(14,59,51,.12);
  --num-font:"Barlow Condensed","Oswald","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:none;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.28;}
p{margin:0;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#EFEBE3;}
::-webkit-scrollbar-thumb{background:#C9C3B7;border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:var(--mid);}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section--tint{background:#F4F1EA;}
.section--deep{background:var(--deep);color:#EAF2EF;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,3vw,34px);}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section--deep .section-head p{color:#B9CBC6;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--mid);background:rgba(30,122,107,.1);
  padding:6px 14px;border-radius:var(--pill);margin-bottom:16px;
}
.eyebrow::before{content:"";width:16px;height:3px;border-radius:2px;background:var(--brand);}
.section--deep .eyebrow{color:var(--accent);background:rgba(198,242,78,.14);}
.section--deep .eyebrow::before{background:var(--accent);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-sm);
  font-weight:700;font-size:15px;border:1px solid transparent;
  transition:background-color .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(255,90,30,.24);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,30,.3);}
.btn-outline{border-color:var(--deep);color:var(--deep);}
.btn-outline:hover{background:var(--deep);color:#fff;transform:translateY(-2px);}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--deep);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:var(--deep);}
.btn-accent:hover{background:#B4E23A;transform:translateY(-2px);}
.btn-block{width:100%;}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(14,59,51,.09);}
.header-inner{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  min-height:72px;padding:10px 0;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:32px;height:32px;display:grid;place-items:center;background:var(--deep);border-radius:10px;}
.logo-mark svg{width:24px;height:24px;display:block;}
.logo-text{font-size:19px;font-weight:800;color:var(--deep);letter-spacing:-.01em;}
.logo-text b{color:var(--brand);font-weight:800;}

.nav-search{
  position:relative;display:flex;align-items:center;gap:8px;
  flex:1 1 300px;max-width:520px;height:52px;
  background:#F4F2ED;border:1px solid transparent;border-radius:var(--pill);
  padding:0 6px 0 16px;
  transition:border-color .22s ease,box-shadow .22s ease,background-color .22s ease;
}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.12);}
.nav-search svg{width:19px;height:19px;flex:0 0 auto;stroke:var(--muted);}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;border:none;background:transparent;
  font-size:15px;color:var(--text);
}
.nav-search input::placeholder{color:#8A9490;}
.nav-search input:focus{outline:none;}
.nav-search button{
  flex:0 0 auto;height:40px;padding:0 20px;border-radius:var(--pill);
  background:var(--brand);color:#fff;font-size:14.5px;font-weight:700;
  transition:background-color .2s ease;
}
.nav-search button:hover{background:var(--brand-hover);}

.nav-pills{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.pill{
  display:inline-flex;align-items:center;height:40px;padding:0 15px;
  border-radius:var(--pill);font-size:14.5px;color:var(--text);
  border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.pill:hover{background:#F4F2ED;color:var(--brand);}
.pill.is-active{background:var(--deep);color:#fff;border-color:var(--deep);}
.nav-cta{height:44px;padding:0 20px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);align-items:center;justify-content:center;
  flex:0 0 auto;background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--deep);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--deep);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer-mask{
  position:fixed;inset:0;background:rgba(14,59,51,.44);
  opacity:0;pointer-events:none;transition:opacity .28s ease;z-index:70;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,320px);
  background:#fff;z-index:80;padding:26px 22px;
  transform:translateX(102%);transition:transform .3s ease;
  box-shadow:-14px 0 40px rgba(14,59,51,.18);overflow-y:auto;
}
.nav-drawer.is-open{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-title{font-size:15px;font-weight:700;color:var(--deep);}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  display:grid;place-items:center;font-size:18px;color:var(--muted);
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer-link{
  display:block;padding:14px 16px;border-radius:var(--radius-sm);
  font-size:15.5px;font-weight:700;color:var(--deep);border:1px solid var(--line);
  margin-bottom:10px;transition:.2s ease;
}
.drawer-link:hover{border-color:var(--brand);color:var(--brand);}
.drawer-link.is-active{background:var(--deep);color:#fff;border-color:var(--deep);}
.drawer-btn{margin-top:8px;}

/* 首屏横幅 */
.page-banner{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(115deg,rgba(14,59,51,.96) 0%,rgba(14,59,51,.86) 52%,rgba(30,122,107,.78) 100%),
             url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  padding:56px 0 40px;
}
.page-banner::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:180px;
  background:repeating-linear-gradient(135deg,rgba(198,242,78,.22) 0 6px,transparent 6px 14px);
  pointer-events:none;
}
.banner-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.banner-copy h1{font-size:clamp(28px,4vw,44px);color:#fff;}
.banner-sub{margin-top:16px;font-size:17px;color:#D9E4E0;max-width:560px;}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.banner-tags li{
  font-size:13.5px;padding:7px 14px;border-radius:var(--pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#EAF2EF;
}
.banner-visual{position:relative;}
.banner-visual img{
  width:100%;height:280px;object-fit:cover;border-radius:20px;
  box-shadow:0 18px 40px rgba(0,0,0,.28);
}
.banner-visual::after{
  content:"";position:absolute;inset:0;border-radius:20px;
  background:repeating-linear-gradient(135deg,rgba(255,90,30,.14) 0 7px,transparent 7px 16px);
  pointer-events:none;
}
.float-card{
  position:absolute;right:-12px;bottom:-18px;z-index:3;
  background:var(--deep);color:#fff;border-radius:14px;
  padding:14px 18px;border:1px solid rgba(198,242,78,.5);
  box-shadow:0 14px 30px rgba(0,0,0,.3);min-width:168px;
}
.float-card strong{display:block;font-family:var(--num-font);font-size:28px;line-height:1;color:var(--accent);}
.float-card span{display:block;font-size:12.5px;color:#B9CBC6;margin-top:6px;}
.breadcrumb{
  position:relative;z-index:2;display:flex;align-items:center;gap:8px;
  margin-top:30px;font-size:13.5px;color:rgba(234,242,239,.75);
}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .current{color:rgba(234,242,239,.6);}

/* 导语 + 标签云 */
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.intro-text p+p{margin-top:16px;}
.intro-text p{color:var(--muted);font-size:16px;}
.intro-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow-1);
}
.intro-panel h3{font-size:17px;color:var(--deep);margin-bottom:16px;}
.chip-cloud{display:flex;flex-wrap:wrap;gap:11px;}
.chip{
  display:inline-flex;align-items:center;height:40px;padding:0 16px;
  border-radius:var(--pill);border:1px solid var(--line);background:#fff;
  font-size:14.5px;color:var(--text);
  transition:transform .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{transform:translateY(-2px);color:var(--brand);border-color:var(--brand);box-shadow:var(--shadow-1);}
.chip.is-hot{background:var(--deep);border-color:var(--deep);color:#fff;}
.chip.is-hot:hover{color:var(--accent);}
.chip.is-lime{background:rgba(198,242,78,.24);border-color:rgba(198,242,78,.8);color:var(--deep);font-weight:700;}
.intro-note{margin-top:22px;font-size:13.5px;color:var(--muted);}

/* 图文交错 */
.zigzag{margin-top:8px;}
.z-item{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;}
.z-item+.z-item{margin-top:76px;}
.z-item:nth-child(even) .z-media{order:2;}
.z-media{position:relative;}
.z-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;
  box-shadow:var(--shadow-1);
}
.z-num{
  position:absolute;top:16px;left:16px;
  width:48px;height:48px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(14,59,51,.82);border:2px solid var(--accent);
  color:#fff;font-family:var(--num-font);font-size:19px;font-weight:700;
}
.z-copy h3{font-size:22px;color:var(--deep);}
.z-copy>p{margin-top:14px;color:var(--muted);font-size:15.5px;}
.z-list{margin-top:20px;display:grid;gap:12px;}
.z-list li{position:relative;padding-left:24px;font-size:15px;color:var(--text);}
.z-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:10px;height:10px;border-radius:3px;background:var(--brand);
  transform:rotate(45deg);
}
.z-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:22px;
  font-size:15px;font-weight:700;color:var(--brand);
  border-bottom:2px solid rgba(255,90,30,.28);padding-bottom:3px;
  transition:border-color .2s ease,color .2s ease;
}
.z-link:hover{border-color:var(--brand);color:var(--brand-hover);}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-1);
}
.stat{padding:32px 26px;border-left:1px solid var(--line);}
.stat:first-child{border-left:none;}
.stat b{display:block;font-family:var(--num-font);font-size:clamp(32px,3.6vw,46px);line-height:1;color:var(--deep);}
.stat span{display:block;margin-top:10px;font-size:14px;color:var(--muted);}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 24px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,30,.4);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  background:rgba(255,90,30,.1);color:var(--brand);
  font-family:var(--num-font);font-size:20px;font-weight:700;margin-bottom:18px;
}
.step h3{font-size:17px;color:var(--deep);margin-bottom:10px;}
.step p{font-size:14.5px;color:var(--muted);}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px;align-items:start;}
.faq-aside p{margin-top:14px;color:var(--muted);font-size:15.5px;}
.faq-aside .btn{margin-top:26px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 44px 20px 0;font-size:16px;font-weight:700;color:var(--deep);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:8px;top:26px;
  width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:rotate(45deg);transition:transform .25s ease,border-color .25s ease;
}
.faq-item[open] summary{color:var(--brand);}
.faq-item[open] summary::after{transform:rotate(-135deg);border-color:var(--brand);}
.faq-panel{padding:0 44px 22px 0;font-size:15px;line-height:1.85;color:var(--muted);}

/* 表单 / CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--deep);color:#fff;border-radius:24px;
  padding:52px 48px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:130px;
  background:repeating-linear-gradient(135deg,rgba(198,242,78,.2) 0 7px,transparent 7px 16px);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);color:#fff;}
.cta-band p{margin-top:14px;color:#B9CBC6;font-size:15.5px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-side{position:relative;z-index:2;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:24px;}
.cta-side strong{display:block;font-family:var(--num-font);font-size:34px;color:var(--accent);line-height:1.1;}
.cta-side span{display:block;font-size:13.5px;color:#B9CBC6;margin-top:8px;}
.cta-side dl{margin:18px 0 0;font-size:14px;color:#D9E4E0;}
.cta-side dt{font-size:12.5px;color:#9DB3AD;margin-top:10px;}
.cta-side dd{margin:2px 0 0;}

.book-wrap{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;margin-top:40px;
}
.book-form{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;}
.field-full{grid-column:1/-1;}
.field label{font-size:13px;color:var(--muted);margin-bottom:8px;}
.field input,.field select{
  height:48px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:#fff;padding:0 14px;font-size:15px;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,30,.12);
}
.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.form-actions .btn{min-width:220px;}
.form-tip{font-size:13px;color:var(--muted);}
.form-msg{
  grid-column:1/-1;display:none;font-size:14.5px;color:var(--mid);
  background:rgba(30,122,107,.1);border-left:4px solid var(--mid);
  border-radius:8px;padding:12px 16px;
}
.form-msg.is-show{display:block;}

/* 相关分类 */
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.rel-card{
  display:flex;gap:20px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(255,90,30,.35);}
.rel-card img{width:120px;height:100px;object-fit:cover;border-radius:var(--radius-sm);flex:0 0 auto;}
.rel-card h3{font-size:17px;color:var(--deep);}
.rel-card p{margin-top:8px;font-size:14px;color:var(--muted);}
.rel-card .z-link{margin-top:12px;font-size:14px;}

/* 页脚 */
.site-footer{position:relative;background:var(--deep);color:#D9E4E0;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:6px;
  background:repeating-linear-gradient(135deg,var(--brand) 0 8px,transparent 8px 16px);
  opacity:.92;
}
.footer-main{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;
  padding-top:70px;padding-bottom:46px;
}
.footer-brand .logo-text{color:#fff;}
.footer-brand .logo-text b{color:var(--accent);}
.footer-brand p{margin-top:16px;font-size:14.5px;color:#B9CBC6;max-width:340px;}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:18px;}
.footer-col ul{display:grid;gap:10px;font-size:14.5px;color:#B9CBC6;}
.footer-col a{transition:color .2s ease;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);
  padding-top:20px;padding-bottom:30px;
  font-size:13px;color:#9DB3AD;
}

/* 返回顶部 */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:65;
  width:46px;height:46px;border-radius:14px;
  background:var(--deep);color:#fff;display:grid;place-items:center;
  box-shadow:var(--shadow-2);opacity:0;pointer-events:none;
  transition:opacity .25s ease,transform .25s ease,background-color .25s ease;
}
.to-top.is-show{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--brand);transform:translateY(-3px);}
.to-top svg{width:18px;height:18px;stroke:#fff;}

body.no-scroll{overflow:hidden;}

/* 响应式 */
@media (max-width:1180px){
  .nav-pills{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:1024px){
  body{font-size:16px;}
  .container{padding:0 24px;}
  .section{padding:64px 0;}
  .banner-grid{grid-template-columns:1fr;gap:32px;}
  .banner-visual img{height:240px;}
  .float-card{right:12px;bottom:-14px;}
  .intro-grid{grid-template-columns:1fr;gap:32px;}
  .z-item{grid-template-columns:1fr;gap:28px;}
  .z-item:nth-child(even) .z-media{order:0;}
  .z-item+.z-item{margin-top:56px;}
  .steps{grid-template-columns:1fr 1fr;}
  .stat-strip{grid-template-columns:1fr 1fr;}
  .stat:nth-child(3){border-left:none;}
  .stat:nth-child(n+3){border-top:1px solid var(--line);}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:40px 32px;}
  .book-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding-top:56px;}
}
@media (max-width:768px){
  .header-inner{gap:12px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-cta{display:none;}
  .related-grid{grid-template-columns:1fr;}
  .book-form{grid-template-columns:1fr;}
  .form-actions .btn{min-width:0;width:100%;}
  .cta-actions .btn{width:100%;}
  .banner-visual img{height:210px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .banner-copy h1{font-size:26px;}
  .banner-sub{font-size:15.5px;}
  .banner-actions .btn{width:100%;}
  .stat-strip{grid-template-columns:1fr;}
  .stat{border-left:none;}
  .stat+.stat{border-top:1px solid var(--line);}
  .steps{grid-template-columns:1fr;}
  .z-copy h3{font-size:19px;}
  .faq-item summary{font-size:15.5px;}
  .cta-band{padding:32px 22px;}
  .rel-card{flex-direction:column;align-items:flex-start;}
  .rel-card img{width:100%;height:160px;}
  .footer-main{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .logo-text{font-size:17.5px;}
}