/* roulang page: index */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,.62);
  --glass-brd:rgba(255,255,255,.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
  --r-card:18px;
  --r-panel:20px;
  --r-btn:999px;
  --r-img:14px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --t:240ms cubic-bezier(.2,.7,.3,1);
  --sec:clamp(64px,8vw,120px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
.site-body{
  margin:0;padding:0;background:var(--bg-base);color:var(--text-hi);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;line-height:1.85;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
.site-body a{color:inherit;text-decoration:none}
.site-body img{display:block;max-width:100%;height:auto}
.site-body button{font-family:inherit}
.num{font-variant-numeric:tabular-nums}
.bg-layer{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    radial-gradient(900px 520px at 16% -10%, rgba(45,226,230,.10), transparent 60%),
    radial-gradient(720px 460px at 86% 2%, rgba(122,92,255,.12), transparent 62%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
}
.page{position:relative;z-index:1}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:var(--sec) 0}
.section-tight{padding:clamp(40px,5vw,64px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.sec-title{position:relative;margin:0;font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;letter-spacing:-.01em;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad)}
.sec-sub{margin:8px 0 0;color:var(--text-mid);font-size:15px;max-width:640px}
.more-link{color:var(--primary);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:color var(--t)}
.more-link:hover{color:var(--text-hi);text-decoration:underline;text-underline-offset:3px}

/* ============ Dock 导航 ============ */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:80;display:flex;justify-content:center;padding:0 16px;pointer-events:none}
.dock{
  pointer-events:auto;width:100%;max-width:1080px;height:64px;display:flex;align-items:center;gap:16px;
  padding:0 12px 0 16px;border-radius:999px;border:1px solid var(--glass-brd);
  background:rgba(14,19,38,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.dock.scrolled{background:rgba(10,14,28,.92);box-shadow:0 18px 40px rgba(0,0,0,.5);border-color:rgba(255,255,255,.14)}
.dock-brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;flex:none}
.brand-mark{width:30px;height:30px;border-radius:10px;background:var(--grad);color:#06121A;display:grid;place-items:center;font-size:15px;font-weight:900;box-shadow:0 0 18px rgba(45,226,230,.35)}
.brand-text{font-size:15px}
.dock-nav{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;flex:1;min-width:0}
.dock-nav a{position:relative;display:block;padding:8px 12px;font-size:15px;font-weight:500;color:var(--text-mid);border-radius:999px;white-space:nowrap;transition:color var(--t),background var(--t)}
.dock-nav a:hover{color:var(--text-hi);background:rgba(255,255,255,.06)}
.dock-nav a.active{color:var(--text-hi)}
.dock-nav a.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:2px;width:20px;height:3px;border-radius:3px;background:var(--grad)}
.dock-actions{display:flex;align-items:center;gap:8px;flex:none}
.icon-btn{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;cursor:pointer;
  border:1px solid var(--glass-brd);background:transparent;color:var(--text-mid);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08)}
.menu-btn{display:none;width:40px;height:40px;border-radius:999px;border:1px solid var(--glass-brd);background:transparent;cursor:pointer;place-items:center}
.menu-btn span{display:block;width:16px;height:2px;border-radius:2px;background:var(--text-hi);position:relative}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;background:var(--text-hi)}
.menu-btn span::before{top:-5px}
.menu-btn span::after{top:5px}
.search-bar{
  pointer-events:auto;max-width:1080px;margin:10px auto 0;display:none;gap:8px;align-items:center;
  padding:8px 8px 8px 18px;border-radius:999px;border:1px solid var(--glass-brd);background:rgba(10,14,28,.92);backdrop-filter:blur(14px);
}
.search-bar.open{display:flex}
.search-bar input{
  flex:1;height:44px;border:1px solid transparent;border-radius:12px;background:rgba(8,11,24,.7);
  color:var(--text-hi);padding:0 14px;font-size:15px;outline:none;
}
.search-bar input::placeholder{color:var(--text-low)}
.search-bar input:focus{border-color:var(--primary)}
.drawer{
  position:fixed;inset:0;z-index:90;display:flex;flex-direction:column;justify-content:center;gap:8px;
  padding:80px 24px;background:rgba(6,9,20,.96);backdrop-filter:blur(16px);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);
}
.drawer.open{opacity:1;visibility:visible}
.drawer a{display:block;padding:16px 20px;border-radius:999px;border:1px solid var(--glass-brd);background:rgba(20,26,48,.6);font-size:17px;font-weight:600;color:var(--text-hi);margin-bottom:10px}
.drawer a.active{background:rgba(45,226,230,.12);border-color:rgba(45,226,230,.4);color:var(--primary)}
.drawer-close{position:absolute;top:24px;right:24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:999px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn-primary{background:var(--grad);color:#06121A;box-shadow:0 8px 22px rgba(45,226,230,.22)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(45,226,230,.45)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.3)}
.btn-ghost{background:transparent;border-color:var(--glass-brd);color:var(--text-hi)}
.btn-ghost:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08)}
.btn-accent{background:var(--accent);color:#1A1405}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 0 20px rgba(255,181,71,.4)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible,.icon-btn:focus-visible,.menu-btn:focus-visible,.faq-q:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ============ Hero ============ */
.hero{
  position:relative;display:flex;align-items:center;overflow:hidden;
  min-height:clamp(560px,78vh,760px);padding:140px 0 80px;
  background-image:linear-gradient(180deg,rgba(8,11,24,.78),rgba(8,11,24,.94)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);opacity:.75}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;position:relative;z-index:1}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.35);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.hero-title{
  margin:20px 0 0;font-size:clamp(30px,4.6vw,56px);line-height:1.15;font-weight:800;letter-spacing:-.01em;
}
.hero-title em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin:18px 0 0;font-size:clamp(16px,1.6vw,19px);color:var(--text-mid);max-width:520px;line-height:1.75}
.hero-cta{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-visual{position:relative}
.hero-visual img{width:100%;border-radius:var(--r-panel);border:1px solid var(--glass-brd);box-shadow:0 24px 60px rgba(0,0,0,.55);object-fit:cover;aspect-ratio:4/3}
.hero-datacard{
  position:absolute;left:-24px;bottom:-28px;display:flex;gap:26px;padding:18px 24px;border-radius:var(--r-panel);
  background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px);box-shadow:var(--shadow-card);
}
.dc-item{display:flex;flex-direction:column;gap:2px}
.dc-label{font-size:12px;color:var(--text-low);letter-spacing:.02em}
.dc-value{font-size:19px;font-weight:700;font-variant-numeric:tabular-nums}
.dc-value.ok{color:var(--ok)}

/* ============ 主推卡片 ============ */
.featured{grid-column:span 1}
@media (min-width:768px){.featured{grid-column:span 2}}
@media (min-width:1280px){.featured{grid-column:span 2}}
.card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-card);
  border:1px solid var(--glass-brd);
  background:linear-gradient(180deg,rgba(20,26,48,.88),rgba(14,19,38,.92));
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);box-shadow:0 18px 42px rgba(0,0,0,.55)}
.card-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.card:hover .card-thumb img{transform:scale(1.04)}
.badge{
  position:absolute;top:12px;left:12px;height:22px;padding:0 10px;border-radius:999px;
  display:inline-flex;align-items:center;font-size:12px;font-weight:700;letter-spacing:.02em;
  background:var(--primary);color:#06121A;
}
.badge-amber{background:var(--accent);color:#1A1405}
.badge-violet{background:var(--secondary);color:#F4F1FF}
.card-body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1}
.card-title{margin:0;font-size:18px;line-height:1.4;font-weight:600}
.card-desc{margin:0;color:var(--text-mid);font-size:14px;line-height:1.7}
.card-foot{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.status{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ok);font-variant-numeric:tabular-nums}
.status::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px rgba(52,211,153,.8)}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;color:var(--primary);
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.28);
}

/* ============ 保障条 ============ */
.reassure{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  padding:24px;border-radius:16px;background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px);
}
.reassure-item{display:flex;gap:12px;align-items:flex-start}
.reassure-icon{flex:none;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:rgba(45,226,230,.10);color:var(--primary);border:1px solid rgba(45,226,230,.22)}
.reassure strong{display:block;font-size:15px;font-weight:600;margin-bottom:2px}
.reassure span{font-size:13px;color:var(--text-mid);line-height:1.6}

/* ============ 评价轮播 ============ */
.review-viewport{overflow:hidden;border-radius:var(--r-panel)}
.review-track{display:flex;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.review-card{
  flex:0 0 100%;padding:30px;border-radius:var(--r-panel);
  background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px);
}
.review-top{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#06121A;background:var(--grad);font-size:16px}
.review-name{font-weight:600;font-size:15px}
.stars{display:flex;gap:3px;margin-top:3px;color:var(--accent)}
.review-text{margin:0;color:var(--text-mid);font-size:15px;line-height:1.8}
.review-dots{display:flex;justify-content:center;gap:8px;margin-top:20px}
.review-dots button{width:8px;height:8px;border-radius:999px;border:0;background:rgba(255,255,255,.2);cursor:pointer;padding:0;transition:all var(--t)}
.review-dots button.active{width:24px;background:var(--grad)}

/* ============ 最新信息 ============ */
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-card);
  border:1px solid var(--glass-brd);background:linear-gradient(180deg,rgba(20,26,48,.82),rgba(14,19,38,.9));
  box-shadow:var(--shadow-card);transition:transform var(--t),border-color var(--t);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1}
.news-title{
  margin:0;font-size:17px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-desc{
  margin:0;color:var(--text-mid);font-size:14px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.news-time{font-size:13px;color:var(--text-low)}
.empty{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;border-radius:var(--r-panel);border:1px dashed var(--glass-brd);background:rgba(14,19,38,.5);text-align:center;
}
.empty-icon{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:rgba(45,226,230,.10);color:var(--primary)}
.empty p{margin:0;color:var(--text-mid);font-size:15px}

/* ============ CTA 面板 ============ */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding:38px;border-radius:var(--r-panel);background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card);
}
.cta-panel h2{margin:0;font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3}
.cta-panel p{margin:10px 0 0;color:var(--text-mid);font-size:15px;max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto}
.faq-item{
  border-radius:16px;border:1px solid var(--glass-brd);background:rgba(20,26,48,.5);
  margin-bottom:12px;overflow:hidden;transition:border-color var(--t),background var(--t);
}
.faq-item.open{border-color:rgba(45,226,230,.32);background:rgba(20,26,48,.72)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;border:0;background:none;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--text-hi);
}
.faq-icon{flex:none;color:var(--text-mid);transition:transform var(--t),color var(--t)}
.faq-item.open .faq-icon{transform:rotate(180deg);color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 320ms ease}
.faq-item.open .faq-a{max-height:340px}
.faq-a p{margin:0;padding:0 20px 20px;color:var(--text-mid);font-size:15px;line-height:1.85}

/* ============ 页脚 ============ */
.footer{margin-top:clamp(64px,8vw,120px);border-top:1px solid var(--glass-brd);background:rgba(8,12,24,.88);padding:clamp(48px,6vw,80px) 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px}
.footer-desc{margin:16px 0 0;color:var(--text-mid);font-size:14px;line-height:1.8;max-width:320px}
.footer-col h3{margin:0 0 16px;font-size:15px;font-weight:600;color:var(--text-hi)}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;line-height:2;color:var(--text-mid);transition:color var(--t)}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--glass-brd);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-low);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .container{padding:0 24px}
  .dock-nav{display:none}
  .dock-cta{display:none}
  .menu-btn{display:grid}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero{padding:120px 0 72px}
  .hero-datacard{position:static;margin-top:20px;left:auto;bottom:auto}
  .reassure{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:639px){
  .container{padding:0 20px}
  .brand-text{font-size:13px}
  .dock{height:58px;gap:10px;padding:0 10px 0 12px}
  .dock-wrap{top:12px}
  .hero{padding:104px 0 60px;min-height:auto}
  .hero-cta .btn{width:100%}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-datacard{flex-wrap:wrap;gap:16px}
  .reassure{grid-template-columns:1fr;gap:16px}
  .cta-panel{padding:26px 22px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .review-card{padding:22px}
  .footer-bottom{font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,.62);
  --glass-brd:rgba(255,255,255,.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --r-card:18px;
  --r-panel:20px;
  --r-img:14px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 420px at 50% -120px, rgba(45,226,230,.10), transparent 70%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px) 0 0/24px 24px,
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px) 0 0/24px 24px,
    var(--bg-base);
  color:var(--text-hi);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:15px;
  line-height:1.85;
  padding-top:104px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
h1,h2,h3,h4,p{margin:0}
.num{font-variant-numeric:tabular-nums}
.container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:80;padding:0 20px;pointer-events:none}
.dock{
  pointer-events:auto;
  max-width:1080px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:14px;
  padding:0 14px 0 18px;
  border-radius:999px;
  background:rgba(14,19,38,.55);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:background .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.dock.is-scrolled{background:rgba(10,14,30,.86);box-shadow:0 14px 40px rgba(0,0,0,.55);border-color:rgba(255,255,255,.14)}
.dock-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);color:#06121A;font-weight:800;font-size:16px;flex-shrink:0;
}
.brand-text{font-weight:700;font-size:15px;letter-spacing:.01em;white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:6px;flex:1;min-width:0}
.dock-nav li{flex-shrink:1}
.dock-nav a{
  display:block;padding:8px 12px;font-size:15px;font-weight:500;color:var(--text-mid);
  border-radius:999px;white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.dock-nav a:hover{color:var(--text-hi);background:rgba(45,226,230,.08)}
.dock-nav a.active{color:var(--text-hi);position:relative}
.dock-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:3px;border-radius:3px;background:var(--grad);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.icon-btn{
  width:38px;height:38px;border-radius:999px;display:grid;place-items:center;
  color:var(--text-mid);border:1px solid transparent;transition:.2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(45,226,230,.35);background:rgba(45,226,230,.08)}
.menu-btn{display:none;width:38px;height:38px;border-radius:999px;place-items:center;border:1px solid var(--glass-brd)}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  display:block;width:16px;height:2px;border-radius:2px;background:var(--text-hi);content:"";
}
.menu-btn span{position:relative}
.menu-btn span::before{position:absolute;top:-5px}
.menu-btn span::after{position:absolute;top:5px}
.search-bar{
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;display:none;gap:10px;
  padding:10px;border-radius:20px;background:rgba(10,14,30,.9);
  border:1px solid var(--glass-brd);backdrop-filter:blur(14px);
}
.search-bar.open{display:flex}
.search-bar input{
  flex:1;height:44px;padding:0 16px;border-radius:12px;
  background:var(--bg-elev);border:1px solid var(--glass-brd);color:var(--text-hi);
}
.search-bar input::placeholder{color:var(--text-low)}
.search-bar input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(45,226,230,.22)}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:700;
  white-space:nowrap;transition:transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease, background .22s ease, border-color .22s ease;
}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--grad);color:#06121A;box-shadow:0 6px 20px rgba(45,226,230,.22)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(45,226,230,.45)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.28)}
.btn-ghost{background:transparent;border:1px solid var(--glass-brd);color:var(--text-hi)}
.btn-ghost:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08);transform:translateY(-1px)}
.btn-soft{background:rgba(255,181,71,.12);color:var(--accent);border:1px solid rgba(255,181,71,.32)}
.btn-soft:hover{background:rgba(255,181,71,.2);transform:translateY(-1px)}
.tag{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;font-weight:600;
  background:rgba(45,226,230,.14);color:var(--primary);border:1px solid rgba(45,226,230,.28);
}
.tag-amber{background:rgba(255,181,71,.14);color:var(--accent);border-color:rgba(255,181,71,.3)}
.tag-violet{background:rgba(122,92,255,.16);color:#B9A6FF;border-color:rgba(122,92,255,.32)}

/* ---------- Hero 紧凑横条 ---------- */
.page-head{padding-top:8px}
.hero-bar{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--glass-brd);
  padding:clamp(28px,4vw,44px);
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  box-shadow:var(--shadow-card);
}
.hero-bar::before{content:"";position:absolute;inset:0;background:rgba(8,11,24,.80)}
.hero-bar::after{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:var(--grad);opacity:.8}
.hero-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:28px;align-items:flex-end;justify-content:space-between}
.hero-copy{max-width:640px}
.crumb{font-size:13px;color:var(--text-low);margin-bottom:14px}
.crumb a:hover{color:var(--primary)}
.hero-copy h1{
  font-size:clamp(30px,4.2vw,46px);line-height:1.15;font-weight:800;letter-spacing:-.01em;
}
.hero-copy h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:14px;font-size:16px;color:var(--text-mid);max-width:560px}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.hero-side{display:flex;flex-direction:column;gap:14px;min-width:260px}
.filter-chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end}
.chip{
  height:36px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--text-mid);background:rgba(20,26,48,.6);border:1px solid var(--glass-brd);
  transition:.2s ease;
}
.chip:hover{color:var(--text-hi);border-color:rgba(45,226,230,.4)}
.chip.is-active{background:var(--grad);color:#06121A;font-weight:700;border-color:transparent}
.stat-strip{display:flex;gap:18px;padding:14px 18px;border-radius:16px;background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px)}
.stat-strip div{min-width:76px}
.stat-strip .k{font-size:12px;color:var(--text-low)}
.stat-strip .v{font-size:16px;font-weight:700;color:var(--text-hi)}

/* ---------- 板块 ---------- */
section{scroll-margin-top:110px}
.section{padding:clamp(56px,7vw,96px) 0 0}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;position:relative;padding-left:16px}
.sec-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad)}
.sec-desc{margin-top:10px;color:var(--text-mid);font-size:15px;max-width:680px}
.text-link{color:var(--primary);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.text-link:hover{text-decoration:underline;text-underline-offset:3px}

/* ---------- 入口卡片网格 ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.entry-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--r-card);background:var(--bg-elev);border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .24s cubic-bezier(.2,.7,.3,1), border-color .24s ease, box-shadow .24s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);box-shadow:0 18px 44px rgba(0,0,0,.55)}
.entry-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-elev-2)}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s cubic-bezier(.2,.7,.3,1)}
.entry-card:hover .entry-thumb img{transform:scale(1.04)}
.entry-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,11,24,.05),rgba(8,11,24,.72))}
.entry-thumb .tag{position:absolute;left:14px;top:14px;z-index:2}
.entry-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.entry-body h3{font-size:18px;font-weight:600;line-height:1.45}
.entry-body p{font-size:14px;color:var(--text-mid);line-height:1.75}
.entry-meta{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12.5px;color:var(--text-low);margin-top:auto;padding-top:6px}
.entry-meta b{color:var(--text-mid);font-weight:600}
.entry-actions{display:flex;gap:10px;padding:0 20px 20px}
.entry-actions .btn{flex:1}
.is-hidden{display:none !important}

/* ---------- 保障条 ---------- */
.assure{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  padding:22px;border-radius:16px;background:var(--glass);border:1px solid var(--glass-brd);
}
.assure-item{display:flex;gap:12px;align-items:flex-start}
.assure-item svg{flex-shrink:0;color:var(--primary);margin-top:3px}
.assure-item .t{font-weight:600;font-size:15px}
.assure-item .d{font-size:13px;color:var(--text-low);line-height:1.7}

/* ---------- 校验要点 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.check-card{
  padding:24px;border-radius:var(--r-panel);background:var(--bg-elev);
  border:1px solid var(--glass-brd);box-shadow:var(--shadow-card);
}
.check-card .idx{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.06em}
.check-card h3{margin:10px 0 8px;font-size:18px;font-weight:600}
.check-card p{font-size:14px;color:var(--text-mid)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--glass-brd)}
.faq-item:first-child{border-top:1px solid var(--glass-brd)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;font-size:17px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .arrow{
  flex-shrink:0;width:22px;height:22px;color:var(--primary);transition:transform .24s ease;
}
.faq-item[open] summary .arrow{transform:rotate(180deg)}
.faq-item .answer{padding:0 4px 22px;font-size:15px;color:var(--text-mid);line-height:1.85}

/* ---------- CTA ---------- */
.cta-panel{
  display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;
  padding:clamp(26px,3.4vw,40px);border-radius:var(--r-panel);
  background:linear-gradient(135deg,rgba(45,226,230,.12),rgba(122,92,255,.12)),var(--glass);
  border:1px solid var(--glass-brd);backdrop-filter:blur(14px);box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.cta-panel p{margin-top:10px;color:var(--text-mid);font-size:15px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 回首页引导条 ---------- */
.back-strip{
  display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;
  padding:22px 24px;border-radius:16px;background:var(--bg-elev-2);border:1px solid var(--glass-brd);
}
.back-strip .t{font-weight:600;font-size:16px}
.back-strip .d{font-size:13.5px;color:var(--text-low);margin-top:4px}

/* ---------- 页脚 ---------- */
.footer{margin-top:clamp(64px,8vw,110px);padding:56px 0 28px;border-top:1px solid var(--glass-brd);background:rgba(10,14,30,.6)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px}
.footer-desc{margin-top:14px;color:var(--text-low);font-size:14px;max-width:300px}
.footer-col h3{font-size:14px;font-weight:600;color:var(--text-hi);margin-bottom:14px;letter-spacing:.02em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-mid);line-height:2;transition:color .2s ease}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--glass-brd);
  font-size:13px;color:var(--text-low);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:1023px){
  body{padding-top:96px}
  .dock-nav{
    position:fixed;left:20px;right:20px;top:92px;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:14px;border-radius:20px;
    background:rgba(10,14,30,.96);border:1px solid var(--glass-brd);
    backdrop-filter:blur(16px);
    display:none;
  }
  .dock.nav-open .dock-nav{display:flex}
  .dock-nav a{padding:12px 14px;font-size:15px}
  .dock-nav a.active::after{display:none}
  .dock-nav a.active{background:rgba(45,226,230,.12);color:var(--primary)}
  .menu-btn{display:grid}
  .dock-cta{display:none}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .check-grid{grid-template-columns:1fr}
  .assure{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-inner{align-items:flex-start}
  .filter-chips{justify-content:flex-start}
}
@media (max-width:639px){
  .container{padding:0 20px}
  body{padding-top:90px;font-size:15px}
  .brand-text{font-size:14px}
  .grid-4{grid-template-columns:1fr}
  .assure{grid-template-columns:1fr;overflow-x:auto}
  .footer-grid{grid-template-columns:1fr}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .entry-actions{flex-direction:column}
  .sec-head{margin-bottom:22px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,.62);
  --glass-brd:rgba(255,255,255,.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
  --r-card:18px;
  --r-panel:20px;
  --r-btn:999px;
  --r-input:12px;
  --r-img:14px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --shadow-soft:0 18px 50px rgba(0,0,0,.5);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding:0;
  min-height:100vh;
  background-color:var(--bg-base);
  background-image:
    radial-gradient(1200px 560px at 50% -160px, rgba(45,226,230,.10), transparent 65%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:auto,24px 24px,24px 24px;
  background-attachment:fixed,fixed,fixed;
  color:var(--text-mid);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease);}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit;}
input,textarea{font:inherit;}
ul,ol{pargin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--text-hi);font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
time,.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

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

/* ============ Dock 导航 ============ */
.dock-wrap{
  position:fixed;top:16px;left:0;right:0;z-index:90;
  display:flex;flex-direction:column;align-items:center;
  padding:0 16px;
}
.dock{
  width:100%;max-width:1080px;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 14px 0 18px;
  border-radius:999px;
  background:rgba(14,19,38,.55);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:background-color .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.dock.is-scrolled{
  background:rgba(9,13,28,.9);
  box-shadow:0 16px 44px rgba(0,0,0,.55);
  border-color:rgba(255,255,255,.14);
}
.dock-brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);
  color:#06121A;font-weight:800;font-size:15px;line-height:1;
  box-shadow:0 0 18px rgba(45,226,230,.35);
}
.brand-text{color:var(--text-hi);font-weight:700;font-size:15.5px;letter-spacing:.01em;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1;min-width:0;}
.dock-nav li{position:relative;}
.dock-nav a{
  display:inline-block;position:relative;
  padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-mid);white-space:nowrap;
}
.dock-nav a:hover{color:var(--text-hi);background:rgba(255,255,255,.05);}
.dock-nav a.active{color:var(--text-hi);}
.dock-nav a.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:2px;background:var(--grad);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-mid);border:1px solid transparent;
  transition:all .22s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(45,226,230,.35);background:rgba(45,226,230,.08);}
.menu-btn{display:none;width:40px;height:40px;border-radius:50%;align-items:center;justify-content:center;border:1px solid var(--glass-brd);}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  content:"";display:block;width:16px;height:2px;border-radius:2px;background:var(--text-hi);position:relative;
  transition:transform .24s var(--ease),opacity .24s var(--ease);
}
.menu-btn span::before{position:absolute;top:-5px;left:0;}
.menu-btn span::after{position:absolute;top:5px;left:0;}
body.menu-open .menu-btn span{background:transparent;}
body.menu-open .menu-btn span::before{transform:translateY(5px) rotate(45deg);}
body.menu-open .menu-btn span::after{transform:translateY(-5px) rotate(-45deg);}
.search-bar{
  width:100%;max-width:1080px;margin-top:10px;
  display:none;gap:10px;padding:10px;
  border-radius:20px;
  background:rgba(10,14,30,.94);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-soft);
}
.search-bar.open{display:flex;}
.search-bar input{
  flex:1;height:44px;padding:0 16px;
  border-radius:var(--r-input);
  background:rgba(8,11,24,.85);
  border:1px solid var(--glass-brd);
  color:var(--text-hi);
}
.search-bar input::placeholder{color:var(--text-low);}
.search-bar input:focus{outline:none;border-color:rgba(45,226,230,.6);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--grad);color:#06121A;font-weight:700;}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(45,226,230,.45);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.3);}
.btn-ghost{
  background:transparent;color:var(--text-hi);
  border:1px solid var(--glass-brd);
}
.btn-ghost:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08);}
.btn-block{width:100%;}

/* ============ 通用板块 ============ */
main{display:block;padding-top:96px;}
.section{padding:clamp(64px,8vw,120px) 0;}
.section-tight{padding:clamp(48px,6vw,88px) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap;}
.section-title{position:relative;font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;padding-left:18px;}
.section-title::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:5px;border-radius:3px;background:var(--grad);
}
.section-sub{margin-top:10px;color:var(--text-low);font-size:14px;}
.text-link{color:var(--primary);font-size:14px;font-weight:600;}
.text-link:hover{text-decoration:underline;text-underline-offset:3px;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;letter-spacing:.02em;
  background:rgba(45,226,230,.12);color:var(--primary);
  border:1px solid rgba(45,226,230,.28);
}
.tag-amber{background:rgba(255,181,71,.12);color:var(--accent);border-color:rgba(255,181,71,.3);}
.glass{
  background:var(--glass);
  border:1px solid var(--glass-brd);
  border-radius:var(--r-panel);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card);
}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;
  padding:40px 0 44px;
  border-bottom:1px solid var(--glass-brd);
  overflow:hidden;
}
.article-hero .hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(180deg,rgba(8,11,24,.82),rgba(8,11,24,.96)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.75;
}
.article-hero .hero-line{
  position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);opacity:.7;z-index:1;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-low);margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-low);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{color:var(--text-low);opacity:.7;}
.breadcrumb .current{color:var(--text-mid);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-title{
  font-size:clamp(26px,4vw,40px);
  line-height:1.25;font-weight:800;
  margin:14px 0 16px;max-width:900px;
}
.article-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-low);
  padding-bottom:22px;border-bottom:1px solid var(--glass-brd);
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-low);opacity:.7;}

/* ============ 文章正文布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.article-main{min-width:0;}
.article-body{
  max-width:760px;
  font-size:16px;line-height:1.9;color:var(--text-mid);
}
.article-body>*:first-child{margin-top:0;}
.article-body h2{
  position:relative;
  font-size:23px;line-height:1.4;font-weight:700;color:var(--text-hi);
  margin:52px 0 18px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--grad);
}
.article-body h3{font-size:19px;line-height:1.45;font-weight:600;color:var(--text-hi);margin:34px 0 12px;}
.article-body h4{font-size:16.5px;font-weight:600;color:var(--text-hi);margin:26px 0 10px;}
.article-body p{margin:0 0 20px;}
.article-body strong{color:var(--text-hi);font-weight:600;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(45,226,230,.4);text-decoration:none;}
.article-body a:hover{border-bottom-color:var(--primary);text-underline-offset:3px;}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:22px;}
.article-body ul li{position:relative;margin:9px 0;}
.article-body ul li::before{
  content:"";position:absolute;left:-14px;top:12px;width:5px;height:5px;border-radius:50%;
  background:var(--primary);opacity:.85;
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin:9px 0;padding-left:4px;}
.article-body blockquote{
  margin:26px 0;padding:16px 22px;
  border-left:3px solid var(--primary);
  border-radius:0 14px 14px 0;
  background:rgba(45,226,230,.06);
  color:var(--text-mid);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--shadow-card);}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:12px;color:var(--text-low);text-align:center;margin-top:10px;}
.article-body .table-wrap{overflow-x:auto;margin:26px 0;border:1px solid var(--glass-brd);border-radius:14px;}
.article-body table{width:100%;border-collapse:collapse;font-size:14px;min-width:520px;}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--glass-brd);text-align:left;}
.article-body th{background:rgba(255,255,255,.04);color:var(--text-hi);font-weight:600;}
.article-body tr:last-child td{border-bottom:none;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;background:rgba(255,255,255,.07);
  padding:2px 6px;border-radius:6px;color:var(--primary);
}
.article-body pre{
  background:#05080F;border:1px solid var(--glass-brd);border-radius:14px;
  padding:18px;overflow-x:auto;margin:26px 0;
}
.article-body pre code{background:none;padding:0;color:var(--text-mid);}
.article-body hr{border:none;height:1px;background:var(--glass-brd);margin:40px 0;}
.article-body>*:nth-child(4n+4){margin-top:30px;}

/* 空态 */
.empty-state{
  padding:56px 24px;text-align:center;
  border:1px dashed var(--glass-brd);border-radius:var(--r-panel);
  background:rgba(255,255,255,.02);
}
.empty-state p{color:var(--text-mid);font-size:16px;margin-bottom:18px;}

/* 目录 */
.toc{display:none;}
.toc-card{
  padding:20px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.toc-title{font-size:13px;letter-spacing:.06em;color:var(--text-low);margin-bottom:14px;text-transform:uppercase;}
.toc-list li{margin:2px 0;}
.toc-list a{
  display:block;padding:7px 10px;border-radius:10px;
  font-size:13.5px;line-height:1.5;color:var(--text-mid);
  border-left:2px solid transparent;
}
.toc-list a:hover{color:var(--text-hi);background:rgba(255,255,255,.05);}
.toc-list a.is-active{color:var(--primary);border-left-color:var(--primary);background:rgba(45,226,230,.08);}

/* 文内相关入口卡 */
.entry-card{
  margin:34px 0;
  padding:22px 24px;
  border-radius:var(--r-panel);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.entry-card strong{display:block;color:var(--text-hi);font-size:16px;font-weight:600;margin-bottom:4px;}
.entry-card span{font-size:13.5px;color:var(--text-low);}

/* 相关推荐 */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.related-card{
  display:block;overflow:hidden;
  border-radius:var(--r-card);
  background:var(--bg-elev);
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.related-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);box-shadow:0 18px 44px rgba(0,0,0,.55);}
.related-thumb{aspect-ratio:16/9;overflow:hidden;position:relative;}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,11,24,0) 40%,rgba(8,11,24,.72));}
.related-info{padding:18px 20px 20px;}
.related-info h3{font-size:16px;line-height:1.5;font-weight:600;color:var(--text-hi);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-low);}

/* 上下篇 */
.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:36px;}
.pager a{
  display:flex;flex-direction:column;gap:6px;
  padding:16px 20px;border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--glass-brd);
  transition:all .22s var(--ease);
}
.pager a:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08);transform:translateY(-2px);}
.pager .pager-label{font-size:12px;color:var(--text-low);letter-spacing:.04em;}
.pager .pager-text{font-size:14.5px;color:var(--text-hi);font-weight:500;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.pager .pager-next{align-items:flex-end;text-align:right;}

.back-cat{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:26px;padding:10px 20px;border-radius:999px;
  font-size:14px;color:var(--text-hi);
  border:1px solid var(--glass-brd);
  background:rgba(255,255,255,.03);
}
.back-cat:hover{border-color:rgba(45,226,230,.4);color:var(--primary);background:rgba(45,226,230,.08);}

/* ============ CTA ============ */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:clamp(28px,4vw,44px);
  border-radius:var(--r-panel);
  background:linear-gradient(135deg,rgba(45,226,230,.10),rgba(122,92,255,.12)),var(--bg-elev);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:clamp(20px,2.4vw,28px);line-height:1.35;margin-bottom:8px;}
.cta-panel p{color:var(--text-mid);font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ FAQ ============ */
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{
  border:1px solid var(--glass-brd);
  border-radius:16px;
  background:var(--glass);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  margin-bottom:12px;
  overflow:hidden;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:17px;font-weight:600;color:var(--text-hi);
}
.faq-q svg{flex-shrink:0;transition:transform .24s var(--ease);color:var(--text-low);}
.faq-item.open .faq-q svg{transform:rotate(180deg);color:var(--primary);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
  border-top:1px solid transparent;
}
.faq-item.open .faq-a{border-top-color:var(--glass-brd);}
.faq-a-inner{padding:16px 22px 20px;font-size:15px;line-height:1.85;color:var(--text-mid);}

/* ============ 页脚 ============ */
.footer{
  margin-top:clamp(56px,7vw,96px);
  padding:64px 0 28px;
  border-top:1px solid var(--glass-brd);
  background:linear-gradient(180deg,rgba(14,19,38,0),rgba(14,19,38,.65));
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-hi);font-weight:700;font-size:16px;margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.8;color:var(--text-low);max-width:320px;}
.footer-col h3{font-size:14px;color:var(--text-hi);font-weight:600;margin-bottom:16px;letter-spacing:.03em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;line-height:2;color:var(--text-low);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--glass-brd);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-low);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
}
@media (min-width:1280px){
  .article-layout{grid-template-columns:minmax(0,1fr) 240px;}
  .toc{display:block;position:sticky;top:104px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .dock-nav{
    display:none;
  }
  body.menu-open .dock-nav{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:fixed;left:16px;right:16px;top:88px;
    padding:16px;
    border-radius:20px;
    background:rgba(9,13,28,.97);
    border:1px solid var(--glass-brd);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    box-shadow:var(--shadow-soft);
    margin-left:0;
  }
  body.menu-open .dock-nav a{padding:12px 14px;font-size:15.5px;border-radius:12px;}
  body.menu-open .dock-nav a.active::after{display:none;}
  body.menu-open .dock-nav a.active{background:rgba(45,226,230,.1);color:var(--primary);}
  .menu-btn{display:inline-flex;}
  .dock-cta{display:none;}
  main{padding-top:88px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  .container{padding:0 20px;}
  .dock{height:58px;padding:0 10px 0 14px;gap:10px;}
  .brand-text{font-size:14px;}
  .dock-cta{display:none;}
  .article-hero{padding:24px 0 32px;}
  .breadcrumb .current{max-width:150px;}
  .article-body{font-size:15.5px;line-height:1.9;}
  .article-body h2{font-size:20px;margin-top:42px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .pager{grid-template-columns:minmax(0,1fr);}
  .entry-card{flex-direction:column;align-items:flex-start;gap:14px;}
  .cta-panel{flex-direction:column;align-items:stretch;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

/* roulang page: category2 */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,.62);
  --glass-brd:rgba(255,255,255,.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
  --radius-card:18px;
  --radius-panel:20px;
  --radius-pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --tr:240ms cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg-base);
  color:var(--text-hi);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(900px 480px at 50% -140px,rgba(45,226,230,.10),transparent 70%),
    radial-gradient(700px 420px at 90% 10%,rgba(122,92,255,.08),transparent 70%),
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color var(--tr),border-color var(--tr),background var(--tr);}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text-hi);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}
.num{font-variant-numeric:tabular-nums;font-family:Inter,system-ui,sans-serif;}

/* ---------- dock 导航 ---------- */
.dock-wrap{
  position:fixed;top:16px;left:0;right:0;z-index:90;
  display:flex;flex-direction:column;align-items:center;
  padding:0 20px;
}
.dock{
  width:100%;max-width:1080px;height:64px;
  display:flex;align-items:center;gap:16px;
  padding:0 14px 0 16px;
  border-radius:var(--radius-pill);
  background:rgba(14,19,38,.5);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:background var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.dock.scrolled{
  background:rgba(8,11,24,.92);
  border-color:rgba(255,255,255,.14);
  box-shadow:0 14px 40px rgba(0,0,0,.55);
}
.dock-brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);color:#06121A;
  font-weight:800;font-size:17px;line-height:1;
  display:grid;place-items:center;
  box-shadow:0 0 18px rgba(45,226,230,.35);
}
.brand-text{font-size:15px;font-weight:700;color:var(--text-hi);white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-nav a{
  display:block;padding:8px 12px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:500;color:var(--text-mid);white-space:nowrap;
}
.dock-nav a:hover{color:var(--text-hi);background:rgba(45,226,230,.08);}
.dock-nav a.active{color:var(--text-hi);font-weight:700;}
.dock-nav a.active::after{
  content:"";display:block;width:18px;height:3px;margin:4px auto 0;
  border-radius:3px;background:var(--grad);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.icon-btn{
  width:38px;height:38px;border-radius:var(--radius-pill);
  display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-brd);
  color:var(--text-mid);
  transition:color var(--tr),border-color var(--tr),background var(--tr);
}
.icon-btn:hover{color:var(--text-hi);border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08);}
.menu-btn{
  display:none;width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--glass-brd);
  cursor:pointer;place-items:center;
}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-hi);position:relative;}
.menu-btn span::before,.menu-btn span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text-hi);
}
.menu-btn span::before{top:-6px;}
.menu-btn span::after{top:6px;}
.search-bar{
  width:100%;max-width:1080px;
  display:none;gap:10px;margin-top:10px;padding:12px;
  border-radius:var(--radius-panel);
  background:rgba(8,11,24,.94);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);
}
.search-bar.open{display:flex;}
.search-bar input{
  flex:1;height:44px;padding:0 16px;border-radius:12px;
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  color:var(--text-hi);font-size:15px;outline:none;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.search-bar input::placeholder{color:var(--text-low);}
.search-bar input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,226,230,.14);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--tr),box-shadow var(--tr),background var(--tr),border-color var(--tr),color var(--tr);
}
.btn-primary{background:var(--grad);color:#06121A;box-shadow:0 8px 22px rgba(45,226,230,.2);}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(45,226,230,.45);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.3);}
.btn-ghost{background:transparent;border-color:var(--glass-brd);color:var(--text-hi);}
.btn-ghost:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:clamp(132px,17vw,196px) 0 clamp(48px,6vw,80px);overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(8,11,24,.80),rgba(8,11,24,.94) 62%,var(--bg-base));
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:var(--radius-pill);
  font-size:12px;letter-spacing:.02em;font-weight:600;
  color:var(--primary);
  background:rgba(45,226,230,.10);
  border:1px solid rgba(45,226,230,.28);
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);}
.hero h1{
  margin:20px 0 0;
  font-size:clamp(30px,4.6vw,54px);
  line-height:1.16;font-weight:800;letter-spacing:-.01em;
}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{margin-top:18px;max-width:640px;font-size:16px;line-height:1.9;color:var(--text-mid);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;margin-top:clamp(36px,5vw,56px);
  border-radius:var(--radius-panel);
  background:var(--glass);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
  overflow:hidden;
}
.hero-stats div{padding:20px 22px;background:rgba(8,11,24,.35);}
.hero-stats strong{display:block;font-size:22px;font-weight:800;color:var(--text-hi);letter-spacing:-.01em;}
.hero-stats span{display:block;margin-top:6px;font-size:13px;color:var(--text-low);}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(64px,8vw,110px) 0;position:relative;z-index:1;}
.section-head{max-width:720px;margin-bottom:clamp(28px,3.5vw,44px);}
.kicker{
  display:inline-block;font-size:12px;letter-spacing:.14em;
  color:var(--primary);text-transform:uppercase;font-weight:700;
}
.section-head h2{
  margin-top:12px;font-size:clamp(24px,3vw,36px);line-height:1.25;font-weight:700;
  padding-left:16px;position:relative;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad);
}
.section-head p{margin-top:14px;padding-left:16px;color:var(--text-mid);font-size:15px;line-height:1.9;}

/* ---------- 保障条 ---------- */
.guarantee{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
  padding:22px;border-radius:var(--radius-panel);
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);
}
.gi{display:flex;align-items:flex-start;gap:12px;}
.gi svg{flex-shrink:0;color:var(--primary);margin-top:2px;}
.gi strong{display:block;font-size:15px;font-weight:700;}
.gi span{display:block;margin-top:4px;font-size:13px;line-height:1.7;color:var(--text-low);}

/* ---------- 交错图文 ---------- */
.zigzag{display:grid;gap:clamp(40px,5vw,80px);}
.zz-item{
  display:grid;grid-template-columns:1fr 1fr;
  gap:clamp(24px,4vw,56px);align-items:center;position:relative;
}
.zz-item .zz-media{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--glass-brd);box-shadow:var(--shadow-card);}
.zz-item .zz-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform var(--tr);}
.zz-item:hover .zz-media img{transform:scale(1.04);}
.zz-item.reverse .zz-media{order:2;}
.zz-text{position:relative;padding-top:6px;}
.zz-index{
  position:absolute;top:-42px;right:0;
  font-size:clamp(52px,6vw,88px);font-weight:800;line-height:1;
  letter-spacing:-.05em;color:rgba(45,226,230,.10);user-select:none;pointer-events:none;
}
.zz-text h3{font-size:20px;line-height:1.45;font-weight:700;}
.zz-text p{margin-top:14px;font-size:15px;line-height:1.9;color:var(--text-mid);}
.zz-list{margin-top:18px;display:grid;gap:10px;}
.zz-list li{position:relative;padding-left:20px;font-size:14px;color:var(--text-mid);}
.zz-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--grad);
}
.zz-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:20px;
  font-size:14px;font-weight:700;color:var(--primary);
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.zz-link:hover{border-color:var(--primary);}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  position:relative;padding:24px 20px;border-radius:var(--radius-card);
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  transition:transform var(--tr),border-color var(--tr),box-shadow var(--tr);
}
.step:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);box-shadow:var(--shadow-card);}
.step-num{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#06121A;background:var(--grad);
}
.step h4{margin-top:16px;font-size:16px;font-weight:700;}
.step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--text-mid);}
.step::after{
  content:"";position:absolute;right:-12px;top:44px;width:16px;height:2px;
  background:linear-gradient(90deg,rgba(45,226,230,.5),transparent);
}
.step:last-child::after{display:none;}

/* ---------- 设备表 ---------- */
.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.device{
  padding:26px 22px;border-radius:var(--radius-card);
  background:linear-gradient(180deg,rgba(20,26,48,.9),rgba(14,19,38,.9));
  border:1px solid var(--glass-brd);
  transition:transform var(--tr),border-color var(--tr),box-shadow var(--tr);
}
.device:hover{transform:translateY(-4px);border-color:rgba(45,226,230,.32);box-shadow:var(--shadow-card);}
.device-top{display:flex;align-items:center;gap:12px;}
.device-top svg{color:var(--primary);}
.device h4{font-size:17px;font-weight:700;}
.device .tagline{margin-top:14px;font-size:14px;color:var(--text-mid);line-height:1.85;}
.device dl{margin:18px 0 0;display:grid;gap:10px;}
.device dl div{display:flex;justify-content:space-between;gap:12px;font-size:13px;border-top:1px dashed rgba(255,255,255,.08);padding-top:10px;}
.device dt{color:var(--text-low);}
.device dd{margin:0;color:var(--text-hi);font-weight:600;}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-pill);
  font-size:12px;letter-spacing:.02em;font-weight:600;
  color:var(--primary);background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.24);
}
.tag-accent{color:var(--accent);background:rgba(255,181,71,.12);border-color:rgba(255,181,71,.3);}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;border-radius:var(--radius-panel);
  background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px);overflow:hidden;}
.faq details{border-bottom:1px solid var(--glass-brd);}
.faq details:last-child{border-bottom:0;}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text-hi);
  transition:background var(--tr),color var(--tr);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{background:rgba(45,226,230,.06);}
.faq summary .arrow{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  display:grid;place-items:center;color:var(--primary);
  border:1px solid rgba(45,226,230,.3);transition:transform var(--tr);
}
.faq details[open] summary .arrow{transform:rotate(180deg);}
.faq .answer{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--text-mid);}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-panel);
  border:1px solid var(--glass-brd);
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(8,11,24,.94),rgba(8,11,24,.72));
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:clamp(28px,4vw,48px);
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;}
.cta-inner p{margin-top:12px;max-width:520px;font-size:15px;color:var(--text-mid);}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}
.backbar{
  margin-top:24px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 24px;border-radius:var(--radius-panel);
  background:rgba(20,26,48,.5);border:1px solid var(--glass-brd);
}
.backbar span{font-size:15px;color:var(--text-mid);}
.backbar a{font-size:14px;font-weight:700;color:var(--primary);}
.backbar a:hover{text-decoration:underline;text-underline-offset:3px;}

/* ---------- 页脚 ---------- */
.footer{
  margin-top:clamp(64px,8vw,110px);
  border-top:1px solid var(--glass-brd);
  background:linear-gradient(180deg,rgba(14,19,38,.6),rgba(8,11,24,.98));
  position:relative;z-index:1;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;
  padding:clamp(44px,5vw,72px) 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text-hi);}
.footer-desc{margin-top:16px;max-width:320px;font-size:14px;line-height:1.9;color:var(--text-low);}
.footer-col h3{font-size:14px;font-weight:700;color:var(--text-hi);margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-mid);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 32px;border-top:1px solid var(--glass-brd);
  font-size:13px;color:var(--text-low);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 24px;}
  .dock-nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;padding:14px;
    background:rgba(8,11,24,.97);
    border:1px solid var(--glass-brd);border-radius:var(--radius-panel);
    box-shadow:0 20px 50px rgba(0,0,0,.6);
    display:none;
  }
  .dock-wrap.open .dock-nav{display:flex;}
  .dock-nav a{padding:11px 14px;font-size:15px;}
  .dock-nav a.active::after{display:none;}
  .dock-nav a.active{background:rgba(45,226,230,.12);}
  .menu-btn{display:grid;}
  .dock-cta{display:none;}
  .guarantee{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step::after{display:none;}
  .device-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .hero-stats{grid-template-columns:1fr;}
  .zigzag .zz-item{grid-template-columns:1fr;}
  .zz-item.reverse .zz-media{order:0;}
  .zz-index{top:-30px;font-size:56px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .backbar{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .brand-text{font-size:13px;}
  .dock{height:60px;padding:0 10px 0 12px;gap:10px;}
  .guarantee{grid-template-columns:1fr;padding:18px;}
  .steps{grid-template-columns:1fr;}
  .device-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .faq summary{padding:18px;font-size:16px;}
  .faq .answer{padding:0 18px 20px;}
  .hero-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,0.62);
  --glass-brd:rgba(255,255,255,0.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --radius-card:18px;
  --radius-panel:20px;
  --radius-pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:104px;
  background:var(--bg-base);
  color:var(--text-mid);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 460px at 50% -160px,rgba(45,226,230,.10),transparent 70%),
    radial-gradient(700px 420px at 100% 10%,rgba(122,92,255,.08),transparent 72%),
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  pointer-events:none;
  z-index:0;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--text-hi);font-weight:800;letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}

/* ============ 导航 Dock ============ */
.dock-wrap{
  position:fixed;top:16px;left:0;right:0;z-index:90;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:0 16px;
}
.dock{
  width:100%;max-width:1080px;height:64px;
  display:flex;align-items:center;gap:16px;
  padding:0 14px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(14,19,38,.55);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:background .24s ease,box-shadow .24s ease;
}
.dock.scrolled{
  background:rgba(8,11,24,.88);
  box-shadow:0 14px 36px rgba(0,0,0,.5);
}
.dock-brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);
  color:#06121A;font-weight:800;font-size:17px;
  box-shadow:0 0 18px rgba(45,226,230,.32);
}
.brand-text{color:var(--text-hi);font-weight:700;font-size:15px;white-space:nowrap;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:6px;flex:1;}
.dock-nav a{
  display:inline-block;padding:8px 12px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:500;color:var(--text-mid);
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.dock-nav a:hover{color:var(--text-hi);background:rgba(45,226,230,.08);}
.dock-nav a.active{color:var(--text-hi);position:relative;}
.dock-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  border-radius:3px;background:var(--grad);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto;}
.icon-btn{
  width:38px;height:38px;border-radius:12px;
  border:1px solid var(--glass-brd);background:rgba(255,255,255,.03);
  color:var(--text-mid);display:inline-flex;align-items:center;justify-content:center;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(45,226,230,.42);background:rgba(45,226,230,.08);}
.menu-btn{
  display:none;width:38px;height:38px;border-radius:12px;
  border:1px solid var(--glass-brd);background:rgba(255,255,255,.03);
  align-items:center;justify-content:center;
}
.menu-btn span{display:block;width:18px;height:2px;background:var(--text-hi);position:relative;border-radius:2px;}
.menu-btn span::before,.menu-btn span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-hi);border-radius:2px;
}
.menu-btn span::before{top:-6px;}
.menu-btn span::after{top:6px;}

.search-bar{
  display:none;width:100%;max-width:1080px;gap:10px;
  padding:10px;border-radius:24px;
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.search-bar.open{display:flex;}
.search-bar input{
  flex:1;height:44px;border-radius:12px;padding:0 16px;
  background:rgba(8,11,24,.6);border:1px solid var(--glass-brd);
  color:var(--text-hi);font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-bar input::placeholder{color:var(--text-low);}
.search-bar input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,226,230,.14);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{
  background-image:var(--grad);color:#06121A;font-weight:700;
  box-shadow:0 6px 18px rgba(45,226,230,.18);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(45,226,230,.45);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.28);}
.btn-ghost{
  background:rgba(255,255,255,.02);border-color:var(--glass-brd);color:var(--text-hi);
}
.btn-ghost:hover{border-color:rgba(45,226,230,.42);background:rgba(45,226,230,.08);}
.btn:focus-visible,.icon-btn:focus-visible,.menu-btn:focus-visible,.chip:focus-visible{
  outline:2px solid var(--primary);outline-offset:2px;
}
.link-more{
  color:var(--primary);font-size:14px;font-weight:600;
  transition:color .2s ease;
}
.link-more:hover{color:var(--text-hi);text-decoration:underline;text-underline-offset:3px;}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(rgba(8,11,24,.86),rgba(8,11,24,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--glass-brd);
}
.hero::after{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);opacity:.7;
}
.hero-inner{
  display:grid;grid-template-columns:1.35fr .85fr;gap:40px;align-items:center;
  padding:64px 0 60px;
}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.28);
  color:var(--primary);font-size:12px;letter-spacing:.02em;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);}
.hero h1{
  margin:18px 0 14px;
  font-size:clamp(30px,4.2vw,50px);line-height:1.15;font-weight:800;
}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:16px;color:var(--text-mid);max-width:600px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

.hero-card{
  padding:22px;border-radius:var(--radius-panel);
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
}
.hero-card h2{font-size:15px;font-weight:700;color:var(--text-hi);margin-bottom:4px;}
.hero-card .card-note{font-size:13px;color:var(--text-low);margin-bottom:16px;}
.metric{display:flex;align-items:baseline;justify-content:space-between;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.08);}
.metric:last-child{border-bottom:0;}
.metric span{font-size:14px;color:var(--text-mid);}
.metric strong{font-size:20px;color:var(--primary);font-weight:800;}

/* ============ 通用区块 ============ */
.section{padding:clamp(56px,7vw,96px) 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:28px;
}
.section-head h2{
  font-size:clamp(24px,3vw,34px);line-height:1.25;position:relative;padding-left:16px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad);
}
.section-head p{margin-top:10px;font-size:15px;color:var(--text-mid);max-width:640px;}

/* ============ 筛选胶囊 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;
}
.chip{
  height:38px;padding:0 18px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.03);border:1px solid var(--glass-brd);
  color:var(--text-mid);font-size:14px;font-weight:600;
  transition:all .2s ease;
}
.chip:hover{color:var(--text-hi);border-color:rgba(45,226,230,.4);}
.chip.active{background-image:var(--grad);color:#06121A;border-color:transparent;}

/* ============ 行式列表 ============ */
.row-list{display:flex;flex-direction:column;gap:12px;}
.row-item{
  display:grid;grid-template-columns:96px 1fr auto;gap:20px;align-items:center;
  padding:16px 20px;border-radius:var(--radius-card);
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  transition:background .22s ease,border-color .22s ease,transform .22s cubic-bezier(.2,.7,.3,1);
}
.row-item:hover{
  background:var(--bg-elev-2);border-color:rgba(255,255,255,.16);transform:translateX(4px);
}
.row-thumb{
  width:96px;height:96px;border-radius:14px;overflow:hidden;flex:none;
  background:linear-gradient(135deg,rgba(45,226,230,.14),rgba(122,92,255,.14));
}
.row-thumb img{width:100%;height:100%;object-fit:cover;}
.row-main h3{font-size:19px;font-weight:700;margin-bottom:6px;}
.row-main p{
  font-size:14.5px;color:var(--text-mid);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.row-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;font-size:12px;color:var(--text-low);}
.tag{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--radius-pill);
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.24);
  color:var(--primary);font-size:12px;letter-spacing:.02em;
}
.tag.amber{background:rgba(255,181,71,.10);border-color:rgba(255,181,71,.28);color:var(--accent);}
.row-item.is-hidden{display:none;}

/* ============ 保障条 ============ */
.guarantee{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  padding:22px;border-radius:16px;
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.g-item{display:flex;gap:12px;align-items:flex-start;}
.g-item svg{flex:none;color:var(--primary);margin-top:3px;}
.g-item h4{font-size:15px;font-weight:700;margin-bottom:4px;}
.g-item p{font-size:13px;color:var(--text-low);line-height:1.65;}

/* ============ 时间轴流程 ============ */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(45,226,230,.7),rgba(122,92,255,.35),transparent);
}
.tl-item{position:relative;padding:0 0 26px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:8px;width:12px;height:12px;border-radius:50%;
  background:var(--bg-base);border:2px solid var(--primary);box-shadow:0 0 12px rgba(45,226,230,.5);
}
.tl-item h3{font-size:18px;font-weight:700;margin-bottom:6px;}
.tl-item p{font-size:14.5px;color:var(--text-mid);max-width:760px;}

/* ============ 防骗卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.info-card{
  padding:22px;border-radius:var(--radius-card);
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),border-color .22s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);}
.info-card h3{font-size:18px;font-weight:700;margin:14px 0 8px;}
.info-card p{font-size:14.5px;color:var(--text-mid);}
.info-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:13px;
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.26);
  color:var(--primary);font-weight:800;font-size:17px;
}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;border-radius:var(--radius-panel);border:1px solid var(--glass-brd);background:var(--glass);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--glass-brd);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;text-align:left;
  color:var(--text-hi);font-size:17px;font-weight:600;line-height:1.55;
}
.faq-q:hover{color:var(--primary);}
.faq-q .arrow{transition:transform .24s ease;color:var(--text-low);flex:none;}
.faq-item.open .faq-q .arrow{transform:rotate(180deg);color:var(--primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--text-mid);line-height:1.85;}

/* ============ CTA 面板 ============ */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:32px;border-radius:var(--radius-panel);
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;}
.cta-panel p{font-size:14.5px;color:var(--text-mid);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex:none;}

/* ============ 回到首页引导条 ============ */
.back-bar{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:22px 26px;border-radius:16px;
  background:linear-gradient(90deg,rgba(45,226,230,.10),rgba(122,92,255,.08));
  border:1px solid var(--glass-brd);
}
.back-bar h3{font-size:17px;font-weight:700;margin-bottom:4px;}
.back-bar p{font-size:14px;color:var(--text-mid);}

/* ============ 页脚 ============ */
.footer{
  margin-top:clamp(56px,7vw,96px);
  border-top:1px solid var(--glass-brd);
  background:rgba(8,11,24,.86);
  padding:56px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-hi);font-weight:700;font-size:16px;}
.footer-desc{margin-top:14px;font-size:14px;color:var(--text-low);max-width:320px;line-height:1.8;}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-mid);line-height:2;transition:color .2s ease;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--glass-brd);
  font-size:13px;color:var(--text-low);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .dock-nav{
    display:none;
  }
  .dock-nav.open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:fixed;top:92px;left:16px;right:16px;
    padding:14px;border-radius:24px;
    background:rgba(14,19,38,.94);
    border:1px solid var(--glass-brd);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    box-shadow:0 20px 50px rgba(0,0,0,.55);
    max-height:70vh;overflow:auto;
  }
  .dock-nav.open a{padding:12px 14px;font-size:16px;}
  .dock-nav.open a.active::after{left:14px;right:14px;bottom:6px;}
  .menu-btn{display:inline-flex;}
  .dock-cta{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:28px;padding:48px 0;}
  .guarantee{grid-template-columns:repeat(2,1fr);}
  .card-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-panel{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
}
@media (max-width:767px){
  body{padding-top:96px;}
  .container{padding:0 20px;}
  .brand-text{font-size:14px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .row-item{grid-template-columns:76px 1fr;gap:14px;padding:14px;}
  .row-thumb{width:76px;height:76px;}
  .row-action{grid-column:1 / -1;display:flex;justify-content:flex-end;}
  .card-grid{grid-template-columns:1fr;}
  .back-bar{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .dock{height:58px;padding:0 10px 0 12px;gap:8px;}
  .guarantee{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-cta .btn{width:100%;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .row-item{grid-template-columns:1fr;}
  .row-thumb{width:100%;height:150px;}
  .filter-bar{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category4 */
:root{
  --bg-base:#080B18;
  --bg-elev:#0E1326;
  --bg-elev-2:#141A30;
  --glass:rgba(20,26,48,.62);
  --glass-brd:rgba(255,255,255,.10);
  --primary:#2DE2E6;
  --primary-deep:#0E7C86;
  --secondary:#7A5CFF;
  --accent:#FFB547;
  --text-hi:#F2F6FF;
  --text-mid:#A8B3CE;
  --text-low:#6C7796;
  --ok:#34D399;
  --warn:#F87171;
  --r-card:18px;
  --r-panel:20px;
  --r-btn:999px;
  --r-img:14px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --inset-hi:inset 0 1px 0 rgba(255,255,255,.06);
  --grad:linear-gradient(135deg,#2DE2E6,#7A5CFF);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(900px 520px at 50% -12%, rgba(45,226,230,.10), transparent 70%),
    radial-gradient(700px 420px at 88% 8%, rgba(122,92,255,.10), transparent 72%),
    linear-gradient(180deg,#080B18 0%,#0A0E1E 58%,#080B18 100%);
  color:var(--text-hi);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,0) 72%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),background-color .22s var(--ease)}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:60;display:flex;flex-direction:column;align-items:center;gap:10px;padding:0 20px}
.dock{
  display:flex;align-items:center;gap:18px;width:100%;max-width:1080px;height:64px;
  padding:0 12px 0 16px;border-radius:999px;
  background:rgba(14,19,38,.52);
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 26px rgba(0,0,0,.35);
  transition:background .26s var(--ease),box-shadow .26s var(--ease);
}
.dock.scrolled{background:rgba(9,12,26,.88);box-shadow:0 14px 36px rgba(0,0,0,.55)}
.dock-brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#06121A;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 0 18px rgba(45,226,230,.35);
}
.brand-text{font-size:15px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-nav a{
  position:relative;display:inline-block;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text-mid);white-space:nowrap;
}
.dock-nav a:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
.dock-nav a.active{color:var(--text-hi)}
.dock-nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:2px;background:var(--grad);
}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.dock-nav + .dock-actions{margin-left:0}
.icon-btn{
  width:38px;height:38px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  color:var(--text-mid);border:1px solid transparent;
}
.icon-btn:hover{color:var(--text-hi);border-color:var(--glass-brd);background:rgba(255,255,255,.05)}
.menu-btn{display:none;width:40px;height:40px;border-radius:999px;align-items:center;justify-content:center;border:1px solid var(--glass-brd)}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  content:"";display:block;width:16px;height:2px;border-radius:2px;background:var(--text-hi);position:relative;
}
.menu-btn span::before{position:absolute;top:-5px;left:0}
.menu-btn span::after{position:absolute;top:5px;left:0}
.search-bar{
  width:100%;max-width:1080px;display:none;gap:10px;align-items:center;
  padding:10px;border-radius:20px;background:rgba(12,17,34,.92);
  border:1px solid var(--glass-brd);backdrop-filter:blur(16px);
}
.search-bar.open{display:flex}
.search-bar input{
  flex:1;height:44px;border-radius:12px;padding:0 14px;
  background:var(--bg-elev);border:1px solid var(--glass-brd);color:var(--text-hi);
}
.search-bar input::placeholder{color:var(--text-low)}
.search-bar input:focus{outline:none;border-color:var(--primary)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--grad);color:#06121A;box-shadow:0 6px 18px rgba(45,226,230,.22)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(45,226,230,.45)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 12px rgba(45,226,230,.28)}
.btn-ghost{background:transparent;border-color:var(--glass-brd);color:var(--text-hi)}
.btn-ghost:hover{border-color:rgba(45,226,230,.4);background:rgba(45,226,230,.08)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:150px 0 76px;
  background-image:
    linear-gradient(180deg, rgba(8,11,24,.86), rgba(8,11,24,.94)),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--glass-brd);
}
.hero::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad);opacity:.7}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:48px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:7px;height:28px;padding:0 12px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;color:var(--primary);
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.28);
}
.badge i{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.hero h1{
  margin:18px 0 16px;font-size:clamp(30px,4.2vw,50px);line-height:1.16;font-weight:800;letter-spacing:-.01em;
}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:620px;font-size:16px;color:var(--text-mid)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.glass-card{
  background:var(--glass);border:1px solid var(--glass-brd);border-radius:var(--r-panel);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card),var(--inset-hi);
}
.hero-stats{padding:24px;display:grid;gap:18px}
.hero-stats .stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px}
.hero-stats .stat-label{font-size:13px;color:var(--text-low)}
.hero-stats .stat-value{font-size:20px;font-weight:700}
.hero-stats .stat-value small{font-size:12px;font-weight:500;color:var(--text-low);margin-left:4px}
.hero-stats hr{border:0;border-top:1px solid var(--glass-brd);margin:0}
.hero-stats .ok{color:var(--ok)}
.hero-stats .cy{color:var(--primary)}

/* ---------- 通用板块 ---------- */
.section{padding:clamp(64px,8vw,110px) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-title{font-size:clamp(24px,3vw,34px);font-weight:700;line-height:1.25;display:flex;align-items:center;gap:14px}
.section-title::before{content:"";width:5px;height:26px;border-radius:3px;background:var(--grad);display:inline-block}
.section-desc{font-size:15px;color:var(--text-mid);margin-top:10px;max-width:660px}
.link-arrow{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent}
.link-arrow:hover{border-color:rgba(45,226,230,.55);transform:translateX(2px)}

/* ---------- 速览条 ---------- */
.quickline{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  padding:22px;border-radius:var(--r-panel);
}
.quickline .q{display:flex;gap:12px;align-items:flex-start}
.quickline .q svg{flex-shrink:0;color:var(--primary);margin-top:3px}
.quickline .q strong{display:block;font-size:15px;font-weight:600}
.quickline .q span{font-size:13px;color:var(--text-low);line-height:1.7}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:38px;max-width:940px}
.timeline::before{
  content:"";position:absolute;left:9px;top:8px;bottom:24px;width:2px;
  background:linear-gradient(180deg,var(--primary),rgba(122,92,255,.55) 55%,rgba(122,92,255,0));
}
.tl-item{position:relative;margin-bottom:22px}
.tl-item::before{
  content:"";position:absolute;left:-38px;top:24px;width:18px;height:18px;border-radius:50%;
  background:var(--bg-base);border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(45,226,230,.12);
}
.tl-card{
  padding:22px 24px;border-radius:var(--r-card);
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card),var(--inset-hi);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16)}
.tl-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.tl-time{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
  font-size:13px;font-weight:700;color:var(--primary);
  background:rgba(45,226,230,.10);border:1px solid rgba(45,226,230,.26);
}
.tl-card h3{font-size:18px;font-weight:600}
.tl-card p{font-size:14.5px;color:var(--text-mid);margin-bottom:14px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;letter-spacing:.02em;color:var(--text-mid);
  background:rgba(255,255,255,.05);border:1px solid var(--glass-brd);
}
.tag.hot{color:var(--accent);border-color:rgba(255,181,71,.32);background:rgba(255,181,71,.10)}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:44px;align-items:center}
.split-media{
  position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-card);
}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .3s var(--ease)}
.split-media:hover img{transform:scale(1.04)}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,11,24,.15),rgba(8,11,24,.55))}
.split-list{display:grid;gap:16px;margin-top:24px}
.split-list li{
  display:flex;gap:12px;padding:16px 18px;border-radius:14px;
  background:var(--bg-elev);border:1px solid var(--glass-brd);
  transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.split-list li:hover{transform:translateY(-3px);border-color:rgba(255,255,255,.16)}
.split-list .n{
  flex-shrink:0;width:26px;height:26px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;color:#06121A;background:var(--grad);
}
.split-list strong{display:block;font-size:15px;font-weight:600}
.split-list span{font-size:13.5px;color:var(--text-low)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px}
.faq{border-radius:var(--r-panel);overflow:hidden;background:var(--glass);border:1px solid var(--glass-brd);backdrop-filter:blur(12px)}
.faq details{border-bottom:1px solid var(--glass-brd)}
.faq details:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";flex-shrink:0;width:9px;height:9px;margin-right:4px;
  border-right:2px solid var(--text-mid);border-bottom:2px solid var(--text-mid);
  transform:rotate(45deg);transition:transform .24s var(--ease),border-color .24s var(--ease);
}
.faq details[open] summary::after{transform:rotate(225deg);border-color:var(--primary)}
.faq summary:hover{color:var(--primary)}
.faq .answer{padding:0 24px 22px;font-size:15px;color:var(--text-mid);line-height:1.85}

/* ---------- 引导条 / CTA ---------- */
.back-bar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:22px 26px;border-radius:var(--r-panel);
  background:linear-gradient(90deg,rgba(45,226,230,.10),rgba(122,92,255,.10));
  border:1px solid var(--glass-brd);
}
.back-bar strong{font-size:16px;font-weight:600;display:block}
.back-bar span{font-size:13.5px;color:var(--text-mid)}
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:28px;align-items:center;
  padding:34px;border-radius:var(--r-panel);
  background:var(--glass);border:1px solid var(--glass-brd);
  backdrop-filter:blur(12px);box-shadow:var(--shadow-card),var(--inset-hi);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3}
.cta-panel p{margin-top:12px;font-size:15px;color:var(--text-mid)}
.cta-actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.footer{margin-top:clamp(56px,7vw,96px);border-top:1px solid var(--glass-brd);background:rgba(8,11,24,.72);position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:36px;padding:56px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-desc{font-size:14px;color:var(--text-mid);max-width:330px}
.footer-col h3{font-size:14px;font-weight:700;color:var(--text-hi);margin-bottom:16px;letter-spacing:.02em}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-mid);line-height:2}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 32px;border-top:1px solid var(--glass-brd);
  font-size:13px;color:var(--text-low);
}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:70;display:none;
  background:rgba(6,9,20,.82);backdrop-filter:blur(14px);
  padding:96px 24px 32px;
}
.drawer.open{display:block}
.drawer-inner{
  border-radius:24px;border:1px solid var(--glass-brd);background:rgba(14,19,38,.92);
  padding:22px;box-shadow:var(--shadow-card);
}
.drawer-inner a{display:block;padding:14px 6px;font-size:17px;font-weight:600;border-bottom:1px solid var(--glass-brd)}
.drawer-inner a:last-of-type{border-bottom:0}
.drawer-inner a.active{color:var(--primary)}
.drawer-close{position:absolute;top:26px;right:24px;width:44px;height:44px;border-radius:999px;border:1px solid var(--glass-brd);display:flex;align-items:center;justify-content:center;font-size:20px}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-stats{max-width:520px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .dock-nav{display:none}
  .menu-btn{display:flex}
  .dock-cta{display:none}
  .quickline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-panel{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
}
@media (max-width:640px){
  body{font-size:15px}
  .container{padding:0 20px}
  .dock{height:58px;padding:0 8px 0 12px;gap:10px}
  .brand-text{font-size:13.5px;max-width:132px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}
  .hero{padding:118px 0 56px}
  .hero-actions{width:100%}
  .hero-actions .btn{width:100%}
  .quickline{grid-template-columns:1fr}
  .timeline{padding-left:30px}
  .tl-item::before{left:-30px;top:22px}
  .back-bar{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 28px}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}