/* roulang page: index */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --r-card:20px;
  --r-sm:14px;
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --nav-w:248px;
  --gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.875;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-cn);
  color:var(--ink);
  margin:0 0 16px;
  font-weight:700;
  line-height:1.35;
  letter-spacing:-.01em;
}
h1{font-size:40px;line-height:1.2;letter-spacing:-.02em}
h2{font-size:30px;line-height:1.4}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.55}
p{margin:0 0 18px}
a{color:var(--brand-2);text-decoration:none;transition:color .16s ease,transform .16s ease}
a:hover{color:var(--brand-1)}
img{max-width:100%;display:block;border:0}
ul{margin:0 0 18px;padding-left:20px}
button,input,select,textarea{font-family:inherit;font-size:100%}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
::selection{background:rgba(15,191,159,.25)}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 布局骨架 ---------- */
.side-nav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--nav-w);
  background:var(--dark);
  border-top:4px solid transparent;
  border-image:var(--grad-main) 1;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
  z-index:60;
}
.side-nav::-webkit-scrollbar{width:6px}
.side-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:99px}
.side-brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:26px 22px 22px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  background:var(--grad-main);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:700;
  box-shadow:0 6px 18px rgba(108,76,241,.35);
}
.brand-text{
  color:#fff;font-size:16px;font-weight:700;line-height:1.35;
  letter-spacing:.01em;
}
.brand-text small{display:block;font-size:11px;font-weight:400;color:rgba(255,255,255,.5);letter-spacing:.06em;margin-top:2px}
.side-menu{padding:18px 14px;display:flex;flex-direction:column;gap:4px;flex:1 1 auto}
.side-menu .menu-title{
  font-size:11px;letter-spacing:.14em;color:rgba(255,255,255,.36);
  padding:8px 10px 6px;text-transform:uppercase;
}
.side-link{
  position:relative;
  display:flex;align-items:center;gap:10px;
  padding:12px 14px 12px 16px;
  border-radius:12px;
  color:rgba(255,255,255,.72);
  font-size:15px;
  min-height:44px;
  transition:background .16s ease,color .16s ease;
}
.side-link i{font-size:14px;width:16px;text-align:center;opacity:.85}
.side-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--grad-main);
  transition:transform .16s ease;
}
.side-link:hover{background:rgba(255,255,255,.07);color:#fff}
.side-link:hover::before{transform:translateY(-50%) scaleY(.6)}
.side-link.active{
  background:linear-gradient(140deg,rgba(15,191,159,.2),rgba(108,76,241,.22));
  color:#fff;
}
.side-link.active::before{transform:translateY(-50%) scaleY(1)}
.side-extra{padding:16px 18px 0;border-top:1px solid rgba(255,255,255,.08)}
.mini-stat{
  margin-top:14px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:16px;
  padding:14px 16px;
  background:rgba(255,255,255,.04);
}
.mini-stat .val{font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--accent);line-height:1.1}
.mini-stat .cap{font-size:12px;color:rgba(255,255,255,.55);margin-top:4px}
.side-foot{
  padding:18px 22px 24px;
  font-size:12px;
  line-height:1.8;
  color:rgba(255,255,255,.4);
}
.side-foot a{color:rgba(255,255,255,.55)}
.side-foot a:hover{color:var(--brand-1)}

.main-area{margin-left:var(--nav-w);min-height:100vh}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--gap) 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--brand-1);
  font-weight:600;margin-bottom:10px;
}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad-main)}
.section-head h2{margin-bottom:6px}
.section-head p{margin:0;max-width:56ch;color:var(--ink-3);font-size:15px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;
  padding:14px 28px;
  min-height:44px;
  border-radius:999px;
  border:0;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-position .3s ease,background-color .18s ease,color .18s ease;
  text-align:center;
}
.btn-primary{
  background-image:var(--grad-main);
  background-size:160% 160%;
  background-position:0% 50%;
  color:#fff;
  box-shadow:0 6px 18px rgba(108,76,241,.24);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  background-position:100% 50%;
}
.btn-secondary{
  background:#fff;
  color:var(--brand-1);
  border:1.5px solid var(--brand-1);
}
.btn-secondary:hover{
  color:var(--brand-2);
  background-image:var(--grad-soft);
  border-color:var(--brand-2);
  transform:translateY(-2px);
}
.btn-ghost{background:transparent;color:var(--brand-2);padding:10px 4px;border-radius:12px}
.btn-ghost i{transition:transform .18s ease}
.btn-ghost:hover{color:var(--brand-1)}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-block{width:100%}
.btn-light{background:#fff;color:var(--dark);box-shadow:var(--sh-1)}
.btn-light:hover{color:var(--brand-2);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.55;cursor:not-allowed;filter:saturate(.5)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:88px 0 76px;
  background-image:linear-gradient(115deg,rgba(15,191,159,.86) 0%,rgba(108,76,241,.8) 62%,rgba(20,16,52,.86) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  color:#fff;
}
.hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:460px;height:460px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(233,255,87,.28),rgba(233,255,87,0) 62%);
  pointer-events:none;
}
.hero h1{
  color:#fff;
  font-size:40px;
  line-height:1.25;
  max-width:20em;
  margin-bottom:20px;
}
.hero h1 .hl{
  background-image:var(--grad-soft);
  background-color:rgba(255,255,255,.16);
  padding:2px 10px;
  border-radius:12px;
  box-decoration-break:clone;
  -webkit-box-decoration-break:clone;
}
.hero-sub{
  font-size:18px;
  color:rgba(255,255,255,.9);
  max-width:44ch;
  margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:48px}
.hero-actions .btn-secondary{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.55)}
.hero-actions .btn-secondary:hover{background:#fff;color:var(--brand-2);border-color:#fff}
.badge-row{display:flex;flex-wrap:wrap;gap:16px}
.data-badge{
  display:flex;align-items:center;gap:12px;
  background:#fff;
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  border-radius:16px;
  padding:14px 20px;
  box-shadow:var(--sh-1);
  min-width:168px;
  transition:transform .18s ease,box-shadow .18s ease;
}
.data-badge:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.data-badge .val{
  font-family:var(--font-num);font-size:30px;font-weight:800;line-height:1;
  color:var(--ink);
  background:linear-gradient(180deg,rgba(233,255,87,.85),rgba(233,255,87,.35));
  border-radius:8px;
  padding:2px 8px;
}
.data-badge .unit{font-size:13px;color:var(--brand-2);font-weight:700;margin-left:2px}
.data-badge .cap{font-size:13px;color:var(--ink-3);line-height:1.5}

/* ---------- 品牌主张条 ---------- */
.claim{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:36px 34px;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:32px;
  align-items:center;
}
.claim h2{font-size:26px;margin-bottom:12px}
.claim p{margin:0;max-width:56ch}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background-image:var(--grad-soft);
  color:var(--brand-2);
  font-size:13px;font-weight:600;
  border-radius:999px;
  padding:8px 16px;
  border:1px solid rgba(108,76,241,.14);
}

/* ---------- 图文交错 ---------- */
.story-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  margin-bottom:72px;
}
.story-row:last-child{margin-bottom:0}
.story-row.reverse .story-media{order:2}
.story-media{
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-1);
  border:1px solid var(--line);
  background:var(--surface);
  aspect-ratio:16/10;
}
.story-media img{width:100%;height:100%;object-fit:cover}
.story-body{max-width:56ch}
.story-body h3{font-size:22px;margin-bottom:14px}
.story-list{list-style:none;padding:0;margin:20px 0 0}
.story-list li{display:flex;gap:12px;align-items:flex-start;margin-bottom:12px;font-size:15px}
.story-list i{
  color:var(--brand-1);font-size:15px;margin-top:6px;
}
.callout{
  background-image:var(--grad-soft);
  border-left:3px solid var(--brand-1);
  border-radius:16px;
  padding:18px 22px;
  font-size:15px;
  color:var(--ink-2);
}

/* ---------- Bento 精选卡 ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.b-card{
  position:relative;
  grid-column:span 2;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.b-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.28)}
.b-card .cover{overflow:hidden;aspect-ratio:16/9;background-image:var(--grad-soft)}
.b-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.b-card:hover .cover img{transform:scale(1.03)}
.b-card .b-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.b-card h3{font-size:19px;margin:0;transition:color .18s ease}
.b-card:hover h3{color:var(--brand-1)}
.b-card p{margin:0;font-size:14px;color:var(--ink-3);line-height:1.8}
.b-card .more{
  margin-top:auto;font-size:14px;font-weight:600;color:var(--brand-2);
  display:inline-flex;align-items:center;gap:6px;
}
.b-card .more i{transition:transform .18s ease}
.b-card:hover .more i{transform:translateX(4px)}
.b-card--lead{grid-column:span 4;grid-row:span 2}
.b-card--lead .cover{aspect-ratio:16/8}
.b-card--lead h3{font-size:24px}
.b-card--lead p{font-size:15px}
.b-card--wide{grid-column:span 3}

/* ---------- 最新信息 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px;flex-wrap:wrap}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.news-card--lead{grid-column:1 / -1}
.news-link{display:block;padding:24px 26px;color:inherit}
.news-link:hover{color:inherit}
.news-tag{
  display:inline-block;
  font-size:12px;font-weight:600;
  color:var(--brand-2);
  background-image:var(--grad-soft);
  border-radius:999px;
  padding:5px 12px;
  margin-bottom:12px;
}
.news-title{
  font-size:19px;
  margin:0 0 10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .18s ease;
}
.news-card--lead .news-title{font-size:23px}
.news-card:hover .news-title{color:var(--brand-1)}
.news-sum{
  margin:0 0 14px;
  font-size:14px;
  color:var(--ink-3);
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{font-size:13px;color:var(--ink-3);font-family:var(--font-num);display:inline-flex;align-items:center;gap:8px}
.news-meta::before{content:"";width:16px;height:2px;border-radius:2px;background:var(--grad-main)}
.empty-state{
  border:1.5px dashed rgba(108,76,241,.35);
  border-radius:var(--r-card);
  padding:48px 28px;
  text-align:center;
  background:#fff;
}
.empty-state i{font-size:30px;color:var(--brand-1);margin-bottom:14px;display:block}
.empty-state p{margin:0 0 20px;color:var(--ink-3)}

/* ---------- 信任背书 ---------- */
.trust{
  background-image:var(--grad-soft);
  border:1px solid rgba(108,76,241,.12);
  border-radius:calc(var(--r-card) + 6px);
  padding:52px 40px;
}
.trust h2{font-size:26px;margin-bottom:10px}
.trust .lead{margin:0 0 32px;max-width:62ch;color:var(--ink-2)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:34px}
.trust-points{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid rgba(108,76,241,.16);padding-top:28px}
.trust-points h4{font-size:16px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.trust-points h4 i{color:var(--brand-1)}
.trust-points p{font-size:14px;color:var(--ink-2);margin:0}
.record-line{
  margin-top:30px;
  font-size:13px;
  color:var(--ink-3);
  display:flex;flex-wrap:wrap;gap:18px;
  border-top:1px solid rgba(108,76,241,.16);
  padding-top:20px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:rgba(15,191,159,.45);box-shadow:var(--sh-1)}
.faq-item summary{
  cursor:pointer;
  list-style:none;
  padding:20px 56px 20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  position:relative;
  min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--brand-2);transition:transform .2s ease,color .2s ease;
}
.faq-item[open] summary{color:var(--brand-1)}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);color:var(--brand-1)}
.faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);margin:0}

/* ---------- CTA ---------- */
.cta-block{
  background-image:var(--grad-main);
  border-radius:calc(var(--r-card) + 8px);
  padding:56px 48px;
  color:#fff;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:44px;
  align-items:center;
  box-shadow:0 20px 44px rgba(108,76,241,.24);
}
.cta-block h2{color:#fff;font-size:28px;margin-bottom:12px}
.cta-block p{color:rgba(255,255,255,.9);margin:0 0 22px;max-width:46ch}
.cta-form{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);border-radius:var(--r-card);padding:22px}
.cta-form label{display:block;font-size:13px;color:rgba(255,255,255,.85);margin-bottom:8px}
.cta-form input{
  width:100%;height:48px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.4);
  background:#fff;color:var(--ink);
  padding:0 16px;
  margin-bottom:14px;
  transition:box-shadow .18s ease,border-color .18s ease;
}
.cta-form input:focus{
  outline:none;
  border-color:var(--brand-1);
  box-shadow:0 0 0 4px rgba(15,191,159,.35);
}
.cta-form .privacy{font-size:12px;color:rgba(255,255,255,.78);margin:12px 0 0;line-height:1.7}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:var(--gap)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6)}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.72);font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:color .16s ease,transform .16s ease}
.site-footer a:hover{color:var(--brand-1);transform:translateX(-2px)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:10px;font-size:17px}
.footer-brand span{color:#fff;font-weight:700;font-size:15px}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ---------- 移动端顶栏与抽屉 ---------- */
.topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;height:60px;
  z-index:80;
  align-items:center;gap:12px;
  padding:0 16px;
  background:rgba(20,16,52,.92);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(255,255,255,.1);
}
.topbar .bar-brand{display:flex;align-items:center;gap:10px;flex:1 1 auto;min-width:0}
.topbar .bar-brand span{color:#fff;font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.icon-btn{
  width:44px;height:44px;flex:0 0 44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#fff;cursor:pointer;
  transition:background .16s ease,color .16s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.16);color:var(--accent)}
.drawer-overlay{
  position:fixed;inset:0;background:rgba(18,22,31,.5);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:90;
}
.drawer-overlay.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:82%;max-width:320px;
  background:var(--dark);z-index:100;
  transform:translateX(-102%);
  transition:transform .28s ease;
  display:flex;flex-direction:column;
  overflow-y:auto;
  border-top:4px solid transparent;
  border-image:var(--grad-main) 1;
}
.drawer.open{transform:translateX(0)}
.drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 16px;border-bottom:1px solid rgba(255,255,255,.1)}
.drawer .drawer-head span{color:#fff;font-weight:700;font-size:15px}
.drawer .side-menu{padding-top:12px}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  :root{--nav-w:220px}
}
@media (max-width:1023px){
  .side-nav{display:none}
  .topbar{display:flex}
  .main-area{margin-left:0;padding-top:60px}
  .hero{padding:64px 0 56px}
  .hero h1{font-size:32px}
  .claim{grid-template-columns:1fr;padding:30px 26px}
  .tag-row{justify-content:flex-start}
  .story-row{grid-template-columns:1fr;gap:32px;margin-bottom:56px}
  .story-row.reverse .story-media{order:0}
  .bento{grid-template-columns:repeat(2,1fr)}
  .b-card,.b-card--lead,.b-card--wide{grid-column:span 1;grid-row:auto}
  .b-card--lead{grid-column:span 2}
  .b-card--lead .cover{aspect-ratio:16/9}
  .news-grid{grid-template-columns:1fr}
  .trust{padding:40px 26px}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .trust-points{grid-template-columns:1fr}
  .cta-block{grid-template-columns:1fr;padding:40px 28px;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:72px 0}
}
@media (max-width:767px){
  :root{--gap:56px}
  .container{padding:0 16px}
  h1{font-size:28px;line-height:1.35}
  h2{font-size:24px}
  h3{font-size:20px}
  .hero{padding:52px 0 48px}
  .hero h1{font-size:27px}
  .hero-sub{font-size:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .badge-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
  .badge-row::-webkit-scrollbar{display:none}
  .data-badge{flex:0 0 auto;min-width:190px}
  .bento{grid-template-columns:1fr}
  .b-card--lead{grid-column:span 1}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .trust-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-block{padding:32px 22px}
  .site-footer{padding:48px 0 22px}
}
@media (max-width:560px){
  h1{font-size:25px}
  .hero h1{font-size:24px}
  .news-link{padding:20px}
  .b-card .b-body{padding:18px 20px 22px}
}

/* roulang page: article */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --r-card:20px;
  --r-sm:14px;
  --sidebar-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--ink-2);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-2);text-decoration:none;transition:color .16s ease,background-color .16s ease,transform .16s ease}
a:hover{color:var(--brand-1)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px
}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.01em}
h1{font-size:40px;line-height:1.2;letter-spacing:-.02em}
h2{font-size:30px;line-height:1.35}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.55}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--font-num);font-weight:800}

/* ============ 左侧导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  background:var(--dark);color:#fff;z-index:60;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.sidebar::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-main);
}
.sidebar-head{padding:28px 20px 18px}
.logo{display:flex;align-items:center;gap:10px;color:#fff}
.logo:hover{color:#fff}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-main);color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
}
.logo-text{font-size:15px;font-weight:700;line-height:1.35;letter-spacing:.01em}
.menu-title{
  padding:6px 24px 10px;font-size:12px;letter-spacing:.18em;color:rgba(255,255,255,.4);
}
.side-menu{display:flex;flex-direction:column;gap:4px;padding:0 14px}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:12px;font-size:15px;
  color:rgba(255,255,255,.72);min-height:44px;
  transition:all .16s ease;
}
.side-link i{width:18px;text-align:center;font-size:14px;opacity:.85}
.side-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.side-link.active{
  background:var(--grad-soft);color:#fff;font-weight:600;
}
.side-link.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;
  background:var(--grad-main);
}
.sidebar-extra{margin-top:auto;padding:22px 18px 10px}
.btn-block{width:100%;justify-content:center}
.mini-stat{
  margin-top:14px;padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.mini-stat strong{display:block;font-family:var(--font-num);font-size:26px;color:var(--accent);line-height:1.1}
.mini-stat span{font-size:13px;color:rgba(255,255,255,.62)}
.sidebar-foot{
  padding:14px 20px 22px;font-size:12px;color:rgba(255,255,255,.38);line-height:1.7;
}

/* ============ 移动端顶栏 ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
  align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px;background:rgba(20,16,52,.94);
  backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-main)}
.hamburger{
  width:44px;height:44px;border:0;border-radius:12px;background:rgba(255,255,255,.08);
  color:#fff;font-size:17px;display:flex;align-items:center;justify-content:center;cursor:pointer;
}
.hamburger:hover{background:rgba(255,255,255,.16)}
.topbar-brand{color:#fff;font-size:15px;font-weight:700;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.topbar-brand:hover{color:#fff}
.topbar-cta{
  width:44px;height:44px;border-radius:12px;background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;
}
.topbar-cta:hover{color:#fff;transform:translateY(-1px)}
.overlay{
  display:none;position:fixed;inset:0;background:rgba(18,22,31,.5);z-index:55;
}
.overlay.show{display:block}

/* ============ 主区域 ============ */
.main-wrap{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.page-main{flex:1 1 auto;padding-bottom:0}

/* ============ Hero 带 ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:
    linear-gradient(120deg,rgba(20,16,52,.86) 0%,rgba(15,191,159,.70) 55%,rgba(108,76,241,.82) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:attr(data-watermark);
  position:absolute;right:-10px;bottom:-24px;font-size:96px;font-weight:800;
  color:rgba(255,255,255,.07);letter-spacing:.06em;pointer-events:none;white-space:nowrap;
}
.hero-inner{padding:56px 0 48px;position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.75);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.55}
.breadcrumb .current{color:#fff;max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  font-size:13px;color:#fff;margin-bottom:18px;
}
.page-hero h1{
  color:#fff;max-width:22ch;font-size:40px;line-height:1.22;
  margin-bottom:16px;
}
.hero-cat{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:rgba(233,255,87,.18);border:1px solid rgba(233,255,87,.5);
  color:#E9FF57;font-size:13px;font-weight:600;
}

/* ============ 文章区 ============ */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.article-shell{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:44px 48px;margin-top:-40px;position:relative;z-index:5;
}
.article-head{max-width:760px;margin:0 auto 12px}
.article-head h2{font-size:22px;line-height:1.5;color:var(--ink)}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:14px;color:var(--ink-3);margin:18px 0 4px;
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.meta-pill{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--grad-soft);color:var(--brand-2);font-size:13px;font-weight:600;
}
.meta-num{font-family:var(--font-num);font-weight:700;color:var(--ink-2)}
.article-divider{max-width:760px;margin:26px auto 30px;height:1px;background:var(--line)}

.article-body{
  max-width:760px;margin:0 auto;font-size:17px;line-height:1.9;color:var(--ink-2);
  min-height:200px;
}
.article-body h2{
  position:relative;padding-left:18px;font-size:26px;line-height:1.45;
  color:var(--ink);margin:40px 0 16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:3px;
  background:var(--grad-main);
}
.article-body h3{font-size:21px;color:var(--ink);margin:28px 0 12px}
.article-body h4{font-size:18px;color:var(--ink);margin:22px 0 10px}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 18px 22px;padding:0;list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px}
.article-body blockquote{
  background:var(--grad-soft);border-left:3px solid var(--brand-1);
  border-radius:16px;padding:16px 22px;margin:0 0 22px;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);
  border-radius:16px;overflow:hidden;margin:0 0 24px;font-size:15px;
}
.article-body thead th{background:#EFF3F2;text-align:left;padding:12px 16px;color:var(--ink);font-weight:700}
.article-body td{padding:12px 16px;border-top:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:#FAFBFB}
.article-body img{border-radius:16px;margin:0 auto 10px;max-width:100%;height:auto}
.article-body figure{margin:0 0 22px}
.article-body figcaption{text-align:center;font-size:13px;color:var(--ink-3)}
.article-body pre{
  background:#F1F4F3;border:1px solid var(--line);border-radius:14px;
  padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.7;margin:0 0 22px;
}
.article-body code{font-family:var(--font-num);font-size:14px}
.article-body a{color:var(--brand-2);border-bottom:1px solid rgba(108,76,241,.35)}
.article-body a:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}

.callout{
  max-width:760px;margin:28px auto 0;padding:16px 22px;border-radius:16px;
  background:var(--grad-soft);border-left:3px solid var(--brand-1);
  font-size:15px;color:var(--ink-2);display:flex;gap:12px;align-items:flex-start;
}
.callout i{color:var(--brand-1);margin-top:5px}

.back-row{max-width:760px;margin:32px auto 0}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;color:var(--brand-2);
  font-weight:600;font-size:15px;border-bottom:2px solid rgba(108,76,241,.3);
  padding-bottom:2px;
}
.btn-link i{transition:transform .16s ease}
.btn-link:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}
.btn-link:hover i{transform:translateX(4px)}

/* 空态 */
.empty-state{
  max-width:760px;margin:0 auto;padding:56px 32px;text-align:center;
  border:2px dashed var(--line);border-radius:var(--r-card);background:#FBFCFC;
}
.empty-state i{font-size:34px;color:var(--ink-3);margin-bottom:14px;display:block}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-3);max-width:44ch;margin:0 auto 22px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;min-height:46px;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease;
}
.btn-primary{background-image:var(--grad-main);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:#fff;color:var(--brand-1);border-color:var(--brand-1)}
.btn-ghost:hover{background-image:var(--grad-soft);color:var(--brand-1)}
.btn-sm{padding:9px 18px;font-size:14px;min-height:40px}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ============ 卡片 / 推荐 ============ */
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:34px;
}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:3px;
  background:var(--grad-main);
}
.section-head p{margin-top:10px;color:var(--ink-3);font-size:15px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;height:100%;
  display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.25)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background-image:var(--grad-soft)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-body h3{font-size:18px;line-height:1.55}
.card:hover .card-body h3{color:var(--brand-1)}
.card-body p{font-size:14.5px;color:var(--ink-3);line-height:1.8}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--grad-soft);color:var(--brand-2);
}
.tag-time{background:#F1F4F3;color:var(--ink-3);font-family:var(--font-num)}
.card-arrow{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-1);font-size:14px;font-weight:600;
}
.card-arrow i{transition:transform .16s ease}
.card:hover .card-arrow i{transform:translateX(4px)}

/* ============ 数据徽章 ============ */
.badge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-badge{
  background:#fff;border:1px solid transparent;border-radius:16px;padding:20px 22px;
  box-shadow:var(--sh-1);
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform .16s ease,box-shadow .16s ease;
}
.stat-badge:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-badge strong{
  display:block;font-family:var(--font-num);font-size:32px;font-weight:800;
  color:var(--ink);line-height:1.1;
}
.stat-badge strong em{font-style:normal;font-size:15px;color:var(--brand-1);margin-left:4px}
.stat-badge span{display:block;margin-top:6px;font-size:14px;color:var(--ink-3)}

/* ============ CTA ============ */
.cta-block{
  background-image:var(--grad-main);border-radius:24px;padding:52px 48px;color:#fff;
  position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-block h2{color:#fff;margin-bottom:12px}
.cta-block p{color:rgba(255,255,255,.9);max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:2}
.cta-block .btn-ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.6)}
.cta-block .btn-ghost:hover{background:#fff;color:var(--brand-2)}
.cta-note{margin-top:16px;font-size:13px;color:rgba(255,255,255,.78)}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.74);margin-top:80px;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800;
}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:46ch}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer ul a{
  color:rgba(255,255,255,.72);font-size:14.5px;display:inline-flex;align-items:center;gap:8px;
  transition:color .16s ease,transform .16s ease;
}
.site-footer ul a:hover{color:var(--brand-1);transform:translateX(-2px)}
.site-footer ul a i{font-size:12px;opacity:.7}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .page-hero::after{font-size:76px}
}
@media (max-width:1023px){
  :root{--sidebar-w:0px}
  .sidebar{
    width:82%;max-width:320px;transform:translateX(-102%);
    transition:transform .22s ease;box-shadow:0 24px 60px rgba(0,0,0,.35);
  }
  .sidebar.open{transform:translateX(0)}
  .topbar{display:flex}
  .main-wrap{margin-left:0;padding-top:60px}
  .container{padding:0 20px}
  .hero-inner{padding:44px 0 40px}
  .page-hero h1{font-size:32px}
  .section{padding:60px 0}
  .article-shell{padding:32px 26px;margin-top:-28px}
  .badge-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-block{padding:40px 28px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  h1{font-size:28px}
  .page-hero h1{font-size:27px}
  .section{padding:48px 0}
  .section-tight{padding:40px 0}
  .article-shell{padding:26px 18px;border-radius:18px}
  .article-body{font-size:16.5px;line-height:1.85}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:19px}
  .section-head h2{font-size:24px}
  .cta-block{border-radius:20px;padding:34px 22px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding:48px 0 24px;margin-top:56px}
  .badge-grid{gap:12px}
  .stat-badge{padding:16px 18px}
  .stat-badge strong{font-size:26px}
  .page-hero::after{font-size:54px;bottom:-14px}
}
@media (max-width:559px){
  .badge-grid{display:flex;overflow-x:auto;gap:12px;padding-bottom:6px;scroll-snap-type:x mandatory}
  .stat-badge{min-width:190px;scroll-snap-align:start}
  .article-shell{margin-top:-18px}
  .meta-row{font-size:13px}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
  .back-row .btn-link{width:auto}
}

/* roulang page: category1 */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --r-card:20px;
  --r-sm:14px;
  --r-pill:999px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --sidebar-w:248px;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.875;
  color:var(--ink-2);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .16s ease}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
h1{font-size:40px;line-height:1.22;letter-spacing:-.02em}
h2{font-size:30px;line-height:1.4}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.55}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sec-gap) 0}
.section-tight{padding:56px 0}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{position:relative;padding-left:18px;margin-bottom:12px}
.sec-head h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:3px;background:var(--grad-main)}
.sec-head p{margin:0;color:var(--ink-2);max-width:56ch}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-2);text-transform:uppercase;margin-bottom:10px}
.lead{color:var(--ink-2);max-width:56ch}

/* ============ 侧边导航 ============ */
.sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;
  background:var(--dark);color:#fff;z-index:60;
  display:flex;flex-direction:column;
  padding:0 16px 18px;
  overflow-y:auto;
}
.sidebar::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-main)}
.brand{display:flex;align-items:center;gap:10px;padding:24px 8px 20px;color:#fff}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:12px;
  background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;font-family:var(--font-num);
}
.brand-text{font-size:16px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.menu-title{font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.42);padding:14px 10px 8px}
.side-menu{display:flex;flex-direction:column;gap:4px;flex:1 1 auto}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 12px;border-radius:12px;
  color:rgba(255,255,255,.72);font-size:15px;min-height:44px;
  transition:background .16s ease,color .16s ease,transform .16s ease;
}
.side-link i{width:18px;text-align:center;font-size:14px;color:rgba(255,255,255,.6);transition:color .16s ease}
.side-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:22px;border-radius:3px;background:var(--grad-main);
  transition:transform .18s ease;
}
.side-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.side-link:hover i{color:var(--brand-1)}
.side-link:hover::before{transform:translateY(-50%) scaleY(.6)}
.side-link.active{color:#fff;background:var(--grad-soft);border:1px solid rgba(108,76,241,.35)}
.side-link.active i{color:var(--brand-1)}
.side-link.active::before{transform:translateY(-50%) scaleY(1)}
.sidebar-foot{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1)}
.mini-stat{
  margin-top:14px;padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.mini-stat strong{display:block;font-family:var(--font-num);font-size:24px;font-weight:800;color:var(--accent);line-height:1.2}
.mini-stat span{font-size:13px;color:rgba(255,255,255,.66)}
.side-copy{margin:16px 0 0;font-size:12px;line-height:1.7;color:rgba(255,255,255,.4)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--r-pill);cursor:pointer;
  padding:14px 28px;min-height:44px;
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,background-position .35s ease,border-color .18s ease;
}
.btn i{transition:transform .18s ease}
.btn-primary{background:var(--grad-main);background-size:170% 170%;color:#fff;box-shadow:0 8px 20px rgba(108,76,241,.22)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2);background-position:100% 0;color:#fff}
.btn-primary:hover i{transform:translateX(3px)}
.btn-ghost{background:#fff;border:1.5px solid var(--brand-1);color:var(--brand-1)}
.btn-ghost:hover{background:var(--grad-soft);border-color:var(--brand-2);color:var(--brand-2);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-2)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.22)}
.btn-block{width:100%}
.btn:disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;filter:saturate(.6);transform:none}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand-1);font-weight:600;font-size:15px}
.link-more i{transition:transform .18s ease}
.link-more:hover{color:var(--brand-2);text-decoration:underline;text-underline-offset:4px}
.link-more:hover i{transform:translateX(4px)}

/* ============ 主区域 ============ */
.main-wrap{margin-left:var(--sidebar-w)}
.mobile-bar{display:none}
.drawer-mask{display:none}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--grad-soft),var(--surface);
  border-bottom:1px solid var(--line);
  padding:64px 0 56px;
}
.page-hero::after{
  content:"网页登录入口";
  position:absolute;right:-10px;bottom:-38px;
  font-size:150px;font-weight:800;letter-spacing:-.04em;
  color:rgba(108,76,241,.06);white-space:nowrap;pointer-events:none;user-select:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);margin-bottom:22px;position:relative;z-index:2}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand-1)}
.crumb .cur{color:var(--brand-1);font-weight:600}
.hero-grid{position:relative;z-index:2}
.hero-copy h1{margin-bottom:14px}
.hero-copy h1 .hl{background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.8);border:1px solid rgba(15,191,159,.35);
  color:var(--brand-1);font-size:13px;font-weight:600;margin-bottom:16px;
}
.hero-sub{font-size:19px;color:var(--ink);font-weight:600;margin-bottom:12px}
.hero-desc{max-width:56ch;color:var(--ink-2)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-visual{position:relative;margin-top:32px}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-card);box-shadow:var(--sh-1);border:1px solid var(--line);
}
.hero-visual .float-badge{
  position:absolute;left:16px;bottom:16px;
  background:#fff;border-radius:var(--r-sm);padding:10px 16px;
  box-shadow:var(--sh-1);border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.hero-visual .float-badge b{font-family:var(--font-num);font-size:20px;font-weight:800;color:var(--ink);margin-right:6px}

/* ============ 数据徽章 ============ */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:40px;position:relative;z-index:2}
.stat-card{
  background:#fff;border-radius:16px;padding:18px 20px;
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease;
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-num{display:block;font-family:var(--font-num);font-weight:800;font-size:30px;line-height:1.2;color:var(--ink)}
.stat-num em{font-style:normal;font-size:14px;font-weight:700;color:var(--ink-3);margin-left:3px}
.stat-label{display:block;font-size:14px;color:var(--ink-3);margin-top:2px}

/* ============ 标签 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--grad-soft);color:var(--brand-2);
  font-size:13px;font-weight:600;line-height:1.5;
}
.tag.green{color:var(--brand-1);background:rgba(15,191,159,.12)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}

/* ============ 时间轴 ============ */
.timeline{position:relative;margin-top:8px}
.tl-item{position:relative;padding-left:80px;padding-bottom:36px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:23px;top:56px;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(15,191,159,.6),rgba(108,76,241,.5));
  border-radius:2px;
}
.tl-item:last-child::before{display:none}
.tl-no{
  position:absolute;left:0;top:0;width:48px;height:48px;border-radius:50%;
  background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);font-weight:800;font-size:18px;
  box-shadow:0 10px 22px rgba(108,76,241,.24);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.3)}
.tl-card h3{margin-bottom:8px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tl-card p{margin-bottom:12px;max-width:56ch}
.check-list li{position:relative;padding-left:22px;margin-bottom:8px;color:var(--ink-2);font-size:15px}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--grad-main);
}
.check-list li b{color:var(--ink);font-weight:600}

/* ============ 图文块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.reverse .split-media{order:2}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-1);border:1px solid var(--line)}
.split-copy{max-width:56ch}
.split-copy h2{margin-bottom:14px}
.split-copy h3{font-size:18px;margin:20px 0 6px}

/* ============ 卡片 ============ */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);height:100%;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.28)}
.card h3{font-size:19px;margin-bottom:10px}
.card p{margin-bottom:0;font-size:15px}
.card-icon{
  width:44px;height:44px;border-radius:14px;background:var(--grad-soft);
  display:flex;align-items:center;justify-content:center;color:var(--brand-2);
  font-size:18px;margin-bottom:16px;
}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ============ 提示条 ============ */
.callout-soft{
  background:var(--grad-soft);border-left:3px solid var(--brand-1);
  border-radius:16px;padding:20px 24px;color:var(--ink-2);font-size:15px;
  margin-top:24px;
}
.callout-soft strong{color:var(--ink)}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  padding:52px;
  background-image:linear-gradient(120deg,rgba(20,16,52,.94) 0%,rgba(20,16,52,.78) 55%,rgba(108,76,241,.72) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  color:#fff;
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.82);max-width:56ch;margin-bottom:0}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative;z-index:2}
.sub-form{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:var(--r-card);padding:22px}
.sub-form label{display:block;font-size:14px;color:rgba(255,255,255,.85);margin-bottom:8px}
.sub-form .field-row{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input[type="text"],.sub-form input[type="email"]{
  flex:1 1 180px;height:48px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.94);
  padding:0 16px;color:var(--ink);outline:none;
  transition:border-color .16s ease,box-shadow .16s ease;
}
.sub-form input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(15,191,159,.28)}
.form-note{font-size:12.5px;color:rgba(255,255,255,.68);margin:12px 0 0}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:64px 0 28px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:14px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:14px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{font-size:14px;color:rgba(255,255,255,.7);display:inline-flex;align-items:center;gap:8px;transition:color .16s ease,transform .16s ease}
.site-footer ul a i{font-size:11px;color:rgba(255,255,255,.4)}
.site-footer ul a:hover{color:var(--brand-1);transform:translateX(2px)}
.site-footer ul a:hover i{color:var(--brand-1)}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.52);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  :root{--sidebar-w:220px;--sec-gap:72px}
  h1{font-size:34px}
  .page-hero::after{font-size:120px}
  .cta-band{padding:44px}
}
@media (max-width:1023px){
  :root{--sec-gap:64px}
  .sidebar{
    transform:translateX(-100%);
    transition:transform .28s ease;
    width:82%;max-width:320px;
    box-shadow:0 0 40px rgba(0,0,0,.35);
  }
  .sidebar.open{transform:translateX(0)}
  .main-wrap{margin-left:0;padding-top:60px}
  .mobile-bar{
    display:flex;align-items:center;gap:12px;
    position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
    padding:0 16px;
    background:rgba(246,248,247,.92);
    -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
    border-bottom:1px solid var(--line);
  }
  .hamburger{
    width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:#fff;color:var(--ink);display:flex;align-items:center;justify-content:center;
    cursor:pointer;font-size:16px;
  }
  .hamburger:hover{border-color:var(--brand-1);color:var(--brand-1)}
  .mobile-brand{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);font-size:15px}
  .mobile-cta{
    margin-left:auto;width:44px;height:44px;border-radius:12px;
    background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;
  }
  .drawer-mask{
    display:block;position:fixed;inset:0;background:rgba(18,22,31,.5);
    opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:55;
  }
  .drawer-mask.show{opacity:1;visibility:visible}
  .split,.cta-grid{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-media{order:0}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--sec-gap:56px;--r-card:18px}
  h1{font-size:28px;line-height:1.32}
  h2{font-size:24px}
  h3{font-size:20px}
  .container{padding:0 16px}
  .page-hero{padding:40px 0 44px}
  .page-hero::after{font-size:84px;bottom:-22px}
  .hero-sub{font-size:17px}
  .grid-3{grid-template-columns:1fr}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:12px}
  .tl-item{padding-left:64px}
  .tl-no{width:42px;height:42px;font-size:16px}
  .tl-item::before{left:20px;top:50px}
  .cta-band{padding:32px 22px;border-radius:20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}
@media (max-width:559px){
  h1{font-size:25px}
  h2{font-size:22px}
  .stat-row{grid-template-columns:1fr 1fr}
  .stat-num{font-size:24px}
  .stat-label{font-size:13px}
  .tl-card{padding:20px}
  .btn{padding:13px 22px;font-size:14.5px}
}

/* roulang page: category2 */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --r-card:20px;
  --r-sm:14px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --side-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.875;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-2);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--brand-1)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.01em}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:4px}

/* ---------- 布局骨架 ---------- */
.main-area{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section.tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:30px;line-height:1.4;font-weight:700;position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--grad-main)}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:16px;max-width:56ch}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--brand-1);font-weight:700;margin-bottom:10px}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--grad-main)}

/* ---------- 左侧导航 ---------- */
.side-shell{
  position:fixed;left:0;top:0;bottom:0;width:var(--side-w);
  background:var(--dark);color:#fff;z-index:80;
  display:flex;flex-direction:column;border-top:4px solid transparent;
  border-image:linear-gradient(90deg,#0FBF9F,#6C4CF1) 1;
}
.side-scroll{flex:1;overflow-y:auto;padding:22px 16px 18px}
.side-brand{display:flex;align-items:center;gap:12px;padding:4px 8px 20px;border-bottom:1px solid rgba(255,255,255,.1)}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:var(--grad-main);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:#fff;box-shadow:var(--sh-2);
}
.side-brand-text{display:flex;flex-direction:column;line-height:1.3}
.side-brand-text strong{font-size:15px;font-weight:700;color:#fff;letter-spacing:.01em}
.side-brand-text span{font-size:12px;color:rgba(255,255,255,.55)}
.menu-title{font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.42);padding:22px 10px 10px;text-transform:uppercase}
.side-link{
  position:relative;display:flex;align-items:center;gap:12px;
  min-height:46px;padding:10px 12px;margin-bottom:6px;border-radius:12px;
  color:rgba(255,255,255,.72);font-size:15px;transition:background .16s ease,color .16s ease,transform .16s ease;
}
.side-link i{width:18px;text-align:center;font-size:14px;color:rgba(255,255,255,.6);transition:color .16s ease}
.side-link::before{
  content:"";position:absolute;left:2px;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:var(--grad-main);opacity:0;transition:opacity .16s ease;
}
.side-link:hover,.side-link:focus{color:#fff;background:rgba(255,255,255,.07)}
.side-link:hover::before{opacity:.5}
.side-link.active{background:linear-gradient(120deg,rgba(15,191,159,.22),rgba(108,76,241,.22));color:#fff;font-weight:600}
.side-link.active i{color:var(--brand-1)}
.side-link.active::before{opacity:1}
.side-extra{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1)}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;border-radius:999px;background:var(--grad-main);
  color:#fff;font-weight:600;font-size:15px;box-shadow:var(--sh-2);transition:transform .16s ease,box-shadow .2s ease;
}
.side-cta:hover{color:#fff;transform:translateY(-2px)}
.side-stat{
  margin-top:16px;padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.side-stat b{font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--accent);display:block;line-height:1.2}
.side-stat span{font-size:12.5px;color:rgba(255,255,255,.62)}
.side-foot{padding:14px 20px 20px;font-size:11.5px;color:rgba(255,255,255,.4);line-height:1.7}

/* ---------- 移动顶栏 ---------- */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:90;
  align-items:center;justify-content:space-between;gap:12px;padding:0 14px;
  background:rgba(20,16,52,.94);backdrop-filter:blur(6px);color:#fff;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar-brand{font-size:15px;font-weight:700;letter-spacing:.01em}
.topbar button,.topbar-cta{
  width:44px;height:44px;border:0;border-radius:12px;background:rgba(255,255,255,.1);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;
  transition:background .16s ease;
}
.topbar button:hover,.topbar-cta:hover{background:rgba(255,255,255,.2);color:#fff}
.menu-mask{
  display:none;position:fixed;inset:0;background:rgba(18,22,31,.5);z-index:79;
}
.menu-mask.show{display:block}
.side-close{
  display:none;position:absolute;right:12px;top:12px;width:38px;height:38px;border:0;border-radius:10px;
  background:rgba(255,255,255,.1);color:#fff;cursor:pointer;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 28px;border:0;border-radius:999px;cursor:pointer;
  font-size:16px;font-weight:600;line-height:1.2;transition:transform .16s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background:linear-gradient(160deg,#0FBF9F 0%,#6C4CF1 100%)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border:1.5px solid var(--brand-1);color:var(--brand-1)}
.btn-ghost:hover{background:var(--grad-soft);color:var(--brand-2);border-color:var(--brand-2);transform:translateY(-2px)}
.btn-link{
  display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--brand-2);
  border-bottom:2px solid rgba(108,76,241,.25);padding-bottom:2px;
}
.btn-link i{transition:transform .16s ease}
.btn-link:hover{color:var(--brand-1);border-color:var(--brand-1)}
.btn-link:hover i{transform:translateX(4px)}
.btn:disabled,.btn[disabled]{filter:saturate(.4);opacity:.65;cursor:not-allowed}

/* ---------- 分类 Hero ---------- */
.hero-banner{position:relative;overflow:hidden;background:var(--dark);color:#fff;padding:52px 0 54px}
.hero-banner::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.3}
.hero-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(15,191,159,.6) 0%,rgba(108,76,241,.8) 100%)}
.hero-banner .container{position:relative;z-index:3}
.hero-watermark{
  position:absolute;right:-10px;bottom:-24px;z-index:2;font-size:88px;font-weight:800;
  color:rgba(255,255,255,.08);letter-spacing:-.03em;white-space:nowrap;pointer-events:none;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.72)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:#fff;font-weight:600}
.hero-banner h1{font-size:40px;line-height:1.25;font-weight:700;letter-spacing:-.02em;color:#fff;max-width:22ch}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-actions .btn-ghost{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.6);color:#fff}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.22);color:#fff;border-color:#fff}

/* ---------- 数据徽章 ---------- */
.badge-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px}
.stat-badge{
  background:#fff;border:1px solid transparent;border-radius:16px;padding:16px 18px;
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);transition:transform .16s ease,box-shadow .2s ease;
}
.stat-badge:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-badge .num{font-family:var(--font-num);font-size:30px;font-weight:800;color:var(--ink);line-height:1.1;display:flex;align-items:baseline;gap:4px}
.stat-badge .num em{font-style:normal;font-size:14px;font-weight:600;color:var(--ink-2)}
.stat-badge .desc{display:block;margin-top:6px;font-size:13.5px;color:var(--ink-3)}
.hero-banner .stat-badge{border-radius:16px}

/* ---------- 网格卡（Bento） ---------- */
.bento{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:24px}
.bento-card{
  grid-column:span 2;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .18s ease,box-shadow .22s ease,border-color .18s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.35)}
.bento-lg{grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden}
.bento-lg .cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.bento-lg .cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.bento-lg:hover .cover img{transform:scale(1.03)}
.bento-lg .body{padding:24px}
.bento-card h3{font-size:22px;line-height:1.4;margin-bottom:10px}
.bento-lg h3{font-size:26px}
.bento-card p{font-size:15px;color:var(--ink-2);margin-bottom:14px}
.bento-card .more{margin-top:auto;font-size:14.5px;font-weight:600;color:var(--brand-2);display:inline-flex;align-items:center;gap:6px}
.bento-card .more i{transition:transform .16s ease}
.bento-card:hover .more i{transform:translateX(4px)}
.icon-chip{
  width:44px;height:44px;border-radius:14px;background:var(--grad-soft);
  display:flex;align-items:center;justify-content:center;color:var(--brand-2);font-size:18px;margin-bottom:14px;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  background:var(--grad-soft);color:var(--brand-2);font-size:13px;font-weight:600;
}
.tag-line{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}

/* ---------- 检查清单 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.check-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1)}
.check-card h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.check-card h3 i{color:var(--brand-1)}
.check-list li{
  position:relative;padding-left:30px;margin-bottom:12px;font-size:15px;color:var(--ink-2);line-height:1.8;
}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:#fff;
  position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:var(--grad-main);display:flex;align-items:center;justify-content:center;
}

/* ---------- 图文交错 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split .media{border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3}
.split .media img{width:100%;height:100%;object-fit:cover}
.split h2{font-size:28px;line-height:1.4;margin-bottom:14px}
.split h3{font-size:18px;margin:20px 0 8px;color:var(--ink)}
.split p{color:var(--ink-2);max-width:56ch}
.soft-block{background:var(--grad-soft);border-radius:24px;padding:40px}
.callout{
  border-radius:16px;padding:18px 20px;background:var(--grad-soft);
  border-left:3px solid var(--brand-1);font-size:15px;color:var(--ink-2);
}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:12px;overflow:hidden;transition:border-color .18s ease,box-shadow .2s ease}
.faq-item:hover{border-color:rgba(108,76,241,.3);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;
  gap:16px;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--brand-1);transition:transform .2s ease}
.faq-item[open] summary{color:var(--brand-1)}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- CTA / 表单 ---------- */
.cta-block{
  background:var(--grad-main);border-radius:24px;padding:44px;color:#fff;
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;box-shadow:var(--sh-2);
}
.cta-block h2{color:#fff;font-size:28px;line-height:1.4;margin-bottom:12px}
.cta-block p{color:rgba(255,255,255,.9);font-size:15.5px;margin:0}
.subscribe-form{display:flex;flex-wrap:wrap;gap:12px}
.subscribe-form input{
  flex:1 1 240px;height:48px;border-radius:14px;border:1px solid rgba(255,255,255,.5);
  background:rgba(255,255,255,.16);color:#fff;padding:0 16px;font-size:15px;font-family:inherit;
}
.subscribe-form input::placeholder{color:rgba(255,255,255,.75)}
.subscribe-form input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 4px rgba(255,255,255,.25);background:rgba(255,255,255,.22)}
.subscribe-form .btn{background:#fff;color:var(--brand-2)}
.subscribe-form .btn:hover{background:var(--accent);color:var(--dark);transform:translateY(-2px)}
.form-note{width:100%;font-size:13px;color:rgba(255,255,255,.8);margin:0}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.75);padding:64px 0 28px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{width:38px;height:38px;flex:0 0 38px;font-size:18px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:34ch}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.site-footer li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.72);font-size:14.5px;display:inline-flex;align-items:center;gap:8px;transition:color .16s ease,transform .16s ease}
.site-footer a i{font-size:11px;color:rgba(255,255,255,.4)}
.site-footer a:hover{color:var(--brand-1);transform:translateX(2px)}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--side-w:220px}
}
@media (max-width:1023px){
  .side-shell{
    width:82%;max-width:320px;transform:translateX(-100%);
    transition:transform .24s ease;border-image:none;border-top:4px solid var(--brand-1);
  }
  .side-shell.is-open{transform:translateX(0)}
  .side-close{display:flex;align-items:center;justify-content:center}
  .topbar{display:flex}
  .main-area{margin-left:0;padding-top:60px}
  .section{padding:56px 0}
  .hero-banner{padding:40px 0 44px}
  .hero-banner h1{font-size:32px}
  .hero-watermark{font-size:64px;bottom:-14px}
  .badge-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bento-card{grid-column:span 1}
  .bento-lg{grid-column:span 2;grid-row:auto}
  .check-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-block{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-head h2{font-size:24px}
  .hero-banner h1{font-size:28px;line-height:1.35}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .bento{grid-template-columns:1fr;gap:18px}
  .bento-lg{grid-column:span 1}
  .split h2{font-size:23px}
  .soft-block{padding:26px}
  .cta-block{padding:26px;border-radius:20px}
  .cta-block h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}
@media (max-width:559px){
  .badge-row{display:flex;overflow-x:auto;gap:12px;padding-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .badge-row::-webkit-scrollbar{display:none}
  .stat-badge{flex:0 0 200px}
  .faq-item summary{font-size:15.5px;padding:16px 16px}
  .faq-body{padding:0 16px 16px}
  .hero-watermark{display:none}
}

/* roulang page: category4 */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --r-card:20px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --side-w:248px;
  --sec-gap:96px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--ink-2);
  font-size:16px;
  line-height:1.875;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-2);text-decoration:none;transition:color .16s ease,transform .16s ease}
a:hover{color:var(--brand-1)}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;letter-spacing:-.02em}
h1{font-size:40px;line-height:1.2}
h2{font-size:30px;line-height:1.4}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.55}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}

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

/* ============ 左侧 App Shell ============ */
.app-sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--side-w);
  background:var(--dark);color:#fff;z-index:60;
  border-top:4px solid transparent;
  background-image:linear-gradient(var(--dark),var(--dark)),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform .28s ease;
}
.sidebar-inner{height:100%;overflow-y:auto;padding:26px 20px 22px;display:flex;flex-direction:column;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;letter-spacing:-.01em}
.brand:hover{color:#fff}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:800;box-shadow:0 6px 18px rgba(108,76,241,.35)
}
.brand-text{line-height:1.3}
.menu-title{font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.42);margin-bottom:8px}
.side-menu{display:flex;flex-direction:column;gap:4px}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 12px 11px 14px;border-radius:12px;color:rgba(255,255,255,.74);
  font-size:15px;min-height:44px;transition:background .16s ease,color .16s ease
}
.side-link i{width:18px;text-align:center;font-size:14px;opacity:.9}
.side-link:hover{background:rgba(255,255,255,.07);color:#fff}
.side-link:hover::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:16px;border-radius:3px;background:var(--grad-main)}
.side-link.active{background:var(--grad-soft);color:#fff}
.side-link.active::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:22px;border-radius:3px;background:var(--grad-main)}
.sidebar-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.mini-badge{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:16px;padding:14px 16px;display:flex;align-items:baseline;gap:8px
}
.mini-num{font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--accent);line-height:1}
.mini-label{font-size:13px;color:rgba(255,255,255,.66)}
.sidebar-foot{font-size:12px;color:rgba(255,255,255,.4);line-height:1.7}

.topbar{display:none}
.overlay{display:none}

/* ============ 主内容 ============ */
.main{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.section{padding:var(--sec-gap) 0}
.section-tight{padding:56px 0}
.section-head{max-width:56ch;margin-bottom:40px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--grad-main)}
.section-head p{margin:14px 0 0;color:var(--ink-2);max-width:56ch}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  text-align:center
}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:0 8px 20px rgba(15,191,159,.22)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border-color:var(--brand-1);color:var(--brand-1)}
.btn-ghost:hover{background:var(--grad-soft);color:var(--brand-2);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-2)}
.btn-light:hover{background:#fff;color:var(--brand-1);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-block{width:100%}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand-1);border-bottom:1px solid rgba(15,191,159,.35);padding-bottom:2px;transition:gap .18s ease,color .16s ease,border-color .16s ease}
.link-more:hover{color:var(--brand-2);gap:12px;border-color:var(--brand-2)}

/* 标签与面包屑 */
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--grad-soft);color:var(--brand-2);font-size:13px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill)}
.crumb{font-size:14px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:18px}
.crumb a{color:var(--ink-3)}
.crumb a:hover{color:var(--brand-1)}
.crumb .sep{color:var(--ink-3)}
.crumb .now{color:var(--brand-1);font-weight:600}

/* Hero 分类带 */
.cat-hero{
  position:relative;overflow:hidden;padding:64px 0 56px;
  background-color:var(--surface);
  background-image:var(--grad-soft),url('/assets/images/backpic/back-3.png');
  background-size:cover,cover;background-position:center,center;
}
.cat-hero::after{
  content:"账号安全";position:absolute;right:-10px;bottom:-24px;
  font-size:140px;font-weight:800;letter-spacing:-.04em;
  color:rgba(15,191,159,.07);pointer-events:none;line-height:1
}
.cat-hero .inner{position:relative;z-index:2;max-width:760px}
.cat-hero h1{margin:14px 0 16px}
.cat-hero h1 span{background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero p.lead{font-size:17px;color:var(--ink-2);max-width:56ch;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.badges{display:flex;flex-wrap:wrap;gap:14px}
.badge{
  background:#fff;border:1px solid transparent;border-radius:16px;padding:14px 20px;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:2px;min-width:150px;
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform .18s ease,box-shadow .18s ease
}
.badge:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.badge .num{font-family:var(--font-num);font-size:30px;font-weight:800;color:var(--ink);line-height:1.1}
.badge .num em{font-style:normal;font-size:14px;font-weight:700;color:var(--brand-2);margin-left:4px}
.badge .txt{font-size:13px;color:var(--ink-3)}

/* 图文交错长条 */
.zigzag{display:flex;flex-direction:column;gap:36px}
.zig{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);transition:box-shadow .22s ease,transform .22s ease}
.zig:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.zig:nth-child(even) .zig-media{order:2}
.zig-media{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:16/9;background:var(--grad-soft)}
.zig-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.zig:hover .zig-media img{transform:scale(1.03)}
.zig-no{position:absolute;top:14px;left:14px;background:rgba(20,16,52,.72);color:#fff;
  font-family:var(--font-num);font-size:13px;font-weight:700;padding:5px 12px;border-radius:var(--r-pill)}
.zig-body h3{margin-bottom:10px}
.zig-body p{max-width:56ch}
.zig-list{margin:14px 0 20px;display:flex;flex-direction:column;gap:10px}
.zig-list li{display:flex;gap:10px;font-size:15px;color:var(--ink-2)}
.zig-list i{color:var(--brand-1);margin-top:6px}

/* 横向可滑卡带 */
.rail-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:26px}
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 20px;-webkit-overflow-scrolling:touch}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:rgba(108,76,241,.28);border-radius:8px}
.rail-card{
  flex:0 0 320px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease
}
.rail-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.35)}
.rail-card h4{margin:14px 0 8px}
.rail-card p{font-size:15px;margin-bottom:16px}
.rail-icon{width:44px;height:44px;border-radius:14px;background:var(--grad-soft);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:18px}
.rail-hint{font-size:13px;color:var(--ink-3)}

/* 步骤条 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.steps::before{content:"";position:absolute;top:26px;left:6%;right:6%;height:2px;background:var(--grad-main);opacity:.35}
.step{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-no{width:52px;height:52px;border-radius:50%;background:var(--grad-main);color:#fff;
  font-family:var(--font-num);font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;box-shadow:0 8px 20px rgba(108,76,241,.25)}
.step h4{margin-bottom:8px}
.step p{font-size:15px;margin:0}

/* 清单卡 */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.check-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px;
  display:flex;gap:14px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease}
.check-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.check-card i{color:var(--brand-1);font-size:18px;margin-top:4px}
.check-card h4{font-size:17px;margin-bottom:6px}
.check-card p{font-size:14px;margin:0;color:var(--ink-2)}

/* 数据徽章横带 */
.strip{
  border-radius:24px;padding:34px 30px;background:var(--grad-soft);
  border:1px solid rgba(108,76,241,.16)
}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.strip-item{background:#fff;border-radius:16px;padding:20px;box-shadow:var(--sh-1);text-align:left}
.strip-item .num{font-family:var(--font-num);font-size:32px;font-weight:800;color:var(--ink);line-height:1.1}
.strip-item .num em{font-style:normal;font-size:13px;color:var(--brand-2);margin-left:4px;font-weight:700}
.strip-item .txt{font-size:13px;color:var(--ink-3);margin-top:4px;display:block}

/* 提示条 */
.callout{background:var(--grad-soft);border-left:3px solid var(--brand-1);border-radius:16px;
  padding:22px 24px;color:var(--ink-2);font-size:15px;max-width:none}
.callout strong{color:var(--ink)}

/* CTA 块 */
.cta-block{background:var(--grad-main);border-radius:28px;padding:56px 48px;color:#fff;position:relative;overflow:hidden}
.cta-block::after{content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.14)}
.cta-block h2,.cta-block p{color:#fff}
.cta-block h2{max-width:20ch}
.cta-block p{max-width:56ch;opacity:.94}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:2}

/* 页脚 */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 28px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer li a{color:rgba(255,255,255,.72);font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:color .16s ease,transform .16s ease}
.site-footer li a:hover{color:var(--brand-1);transform:translateX(-2px)}
.site-footer li a i{font-size:11px;color:var(--brand-1)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.5)
}

/* 响应式 */
@media (max-width:1279px){
  :root{--side-w:220px;--sec-gap:80px}
  h1{font-size:36px}
  .strip-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1023px){
  :root{--sec-gap:72px}
  .app-sidebar{transform:translateX(-100%);width:82%;max-width:320px;box-shadow:0 0 40px rgba(0,0,0,.35)}
  .app-sidebar.open{transform:translateX(0)}
  .main{margin-left:0;padding-top:60px}
  .topbar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;top:0;left:0;right:0;height:60px;padding:0 16px;z-index:70;
    background:rgba(20,16,52,.92);backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,.08)
  }
  .topbar .brand{font-size:15px}
  .topbar .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:15px;border-radius:10px}
  .burger,.topbar-cta{
    width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.06);color:#fff;display:flex;align-items:center;justify-content:center;
    cursor:pointer;font-size:16px
  }
  .burger:hover,.topbar-cta:hover{background:rgba(255,255,255,.14)}
  .overlay{display:block;position:fixed;inset:0;background:rgba(18,22,31,.5);opacity:0;visibility:hidden;transition:opacity .25s ease;z-index:55}
  .overlay.show{opacity:1;visibility:visible}
  .zig{grid-template-columns:1fr;gap:20px}
  .zig:nth-child(even) .zig-media{order:0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .steps::before{display:none}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-block{padding:44px 28px}
}
@media (max-width:768px){
  h1{font-size:30px}
  h2{font-size:25px}
  h3{font-size:20px}
  .container{padding:0 16px}
  .cat-hero{padding:44px 0 40px}
  .cat-hero::after{font-size:92px}
  .badge{min-width:132px;padding:12px 16px}
  .rail-card{flex:0 0 268px}
}
@media (max-width:560px){
  :root{--sec-gap:56px}
  h1{font-size:26px}
  h2{font-size:22px}
  .badges{gap:10px}
  .badge{flex:1 1 46%}
  .step-no{width:44px;height:44px;font-size:17px}
  .steps,.check-grid,.strip-grid,.footer-grid{grid-template-columns:1fr}
  .btn{width:100%;padding:13px 20px}
  .hero-actions{flex-direction:column}
  .cta-actions{flex-direction:column}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --r-card:20px;
  --r-sm:14px;
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --side-w:248px;
  --gap-sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:30px;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
h1{font-size:40px;line-height:48px;letter-spacing:-.02em}
h2{font-size:30px;line-height:42px}
h3{font-size:22px;line-height:32px}
h4{font-size:18px;line-height:28px}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
a{color:var(--brand-2);text-decoration:none;transition:color .16s ease,background .16s ease,transform .16s ease}
a:hover{color:var(--brand-1)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 侧栏 App Shell ---------- */
.sidebar{
  position:fixed;left:0;top:0;bottom:0;width:var(--side-w);
  background:var(--dark);color:#fff;z-index:80;
  display:flex;flex-direction:column;
  overflow-y:auto;overscroll-behavior:contain;
  box-shadow:0 0 0 1px rgba(255,255,255,.04);
}
.sidebar::before{content:"";display:block;height:4px;background:var(--grad-main);flex:none}
.side-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;padding:22px 20px 14px}
.brand{display:flex;gap:11px;align-items:center;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:none;border-radius:13px;background:var(--grad-main);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:19px;
  box-shadow:0 8px 20px rgba(108,76,241,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-size:15px;color:#fff;font-weight:700;letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;color:#9A93C4;letter-spacing:.08em}
.side-close{
  display:none;background:rgba(255,255,255,.08);border:0;color:#fff;
  width:34px;height:34px;border-radius:10px;cursor:pointer;flex:none;
}
.side-close:hover{background:rgba(255,255,255,.16)}
.side-menu{padding:10px 12px 4px;display:flex;flex-direction:column;gap:4px}
.menu-title{font-size:12px;letter-spacing:.16em;color:#7C77A6;padding:8px 10px 6px;font-weight:600}
.side-link{
  position:relative;display:flex;align-items:center;gap:11px;
  padding:11px 12px;border-radius:12px;color:#C9C6E2;font-size:14.5px;
  min-height:44px;transition:background .16s ease,color .16s ease,padding .16s ease;
}
.side-link i{width:18px;text-align:center;font-size:14px;color:#8E88BC;flex:none}
.side-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--grad-main);
  transition:transform .18s ease;
}
.side-link:hover{background:rgba(255,255,255,.06);color:#fff;padding-left:15px}
.side-link:hover i{color:var(--brand-1)}
.side-link.active{background:var(--grad-soft);color:#fff;font-weight:600}
.side-link.active i{color:var(--brand-1)}
.side-link.active::before{transform:translateY(-50%) scaleY(1)}
.side-foot{margin-top:auto;padding:18px 20px 22px;border-top:1px solid rgba(255,255,255,.08)}
.side-stat{
  display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:10px 12px;margin:14px 0 12px;
  font-size:12px;color:#B9B5D6;flex-wrap:wrap;
}
.side-stat .dot{width:8px;height:8px;border-radius:50%;background:var(--brand-1);box-shadow:0 0 0 4px rgba(15,191,159,.18);flex:none}
.side-stat strong{color:#fff;font-size:12.5px}
.side-stat em{font-style:normal;font-size:11.5px;color:#8E88BC}
.side-copy{font-size:11.5px;color:#6E699A;margin:0;line-height:1.7}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:14px 28px;font-size:15px;font-weight:600;
  border:1.5px solid transparent;cursor:pointer;min-height:46px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:0 8px 22px rgba(108,76,241,.26)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);background:linear-gradient(150deg,#0FBF9F 0%,#6C4CF1 100%)}
.btn-ghost{background:var(--surface);color:var(--brand-2);border-color:var(--brand-1)}
.btn-ghost:hover{background:var(--grad-soft);color:var(--brand-2);transform:translateY(-2px)}
.btn-light{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.42)}
.btn-light:hover{background:#fff;color:var(--dark);transform:translateY(-2px)}
.btn-block{width:100%}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand-2);font-weight:600;
  border-bottom:2px solid rgba(108,76,241,.28);padding-bottom:3px;
}
.btn-text i{transition:transform .18s ease}
.btn-text:hover i{transform:translateX(4px)}

/* ---------- 主内容区 ---------- */
.main-wrap{margin-left:var(--side-w);min-height:100vh;display:flex;flex-direction:column}
.main{flex:1 0 auto}
.mobile-bar{
  display:none;position:sticky;top:0;z-index:70;height:60px;
  align-items:center;justify-content:space-between;gap:12px;
  padding:0 16px;background:rgba(20,16,52,.92);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.mobile-bar .mb-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:14.5px}
.mobile-bar .mb-brand .brand-mark{width:32px;height:32px;border-radius:10px;font-size:15px}
.icon-btn{
  background:rgba(255,255,255,.1);border:0;color:#fff;width:40px;height:40px;
  border-radius:12px;cursor:pointer;display:grid;place-items:center;
}
.icon-btn:hover{background:rgba(255,255,255,.2)}
.overlay{
  position:fixed;inset:0;background:rgba(18,22,31,.5);z-index:75;
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.overlay.show{opacity:1;visibility:visible}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;padding:60px 0 56px;
  background-image:linear-gradient(120deg,rgba(15,191,159,.9) 0%,rgba(108,76,241,.92) 100%),
                   url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  border-radius:0 0 34px 34px;
  color:#fff;
}
.cat-hero .wm{
  position:absolute;right:-16px;bottom:-34px;font-size:118px;font-weight:800;letter-spacing:-.05em;
  color:rgba(255,255,255,.09);white-space:nowrap;pointer-events:none;user-select:none;line-height:1;
}
.cat-hero h1{color:#fff;max-width:760px}
.cat-hero .lead{color:rgba(255,255,255,.92);font-size:17px;line-height:30px;max-width:640px;margin-top:16px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:18px}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.6}
.breadcrumb .now{color:#fff;font-weight:600}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  display:inline-flex;align-items:center;gap:7px;border-radius:999px;
  padding:7px 15px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-mini{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:26px;border-top:1px solid rgba(255,255,255,.22)}
.hero-mini div span{display:block;font-family:var(--font-num);font-size:26px;font-weight:800;color:#fff;line-height:1.2}
.hero-mini div em{font-style:normal;font-size:13px;color:rgba(255,255,255,.82)}

/* ---------- 板块通用 ---------- */
.section{padding:var(--gap-sec) 0 0}
.section:last-of-type{padding-bottom:var(--gap-sec)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:34px}
.sec-head .t{position:relative;padding-left:16px}
.sec-head .t::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;background:var(--grad-main)}
.sec-head .sub{font-size:15px;color:var(--ink-2);margin-top:8px;max-width:56ch}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--brand-2);background:var(--grad-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;
}

/* ---------- 左右对照块 ---------- */
.compare{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.compare-grid{display:grid;grid-template-columns:1fr 1fr}
.compare-col{padding:30px 28px 32px}
.compare-col + .compare-col{border-left:1px solid var(--line)}
.compare-col .tagline{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;
  border-radius:999px;padding:6px 13px;margin-bottom:14px;
}
.tag-a{background:rgba(15,191,159,.14);color:#0A8C74}
.tag-b{background:rgba(108,76,241,.14);color:#5334D6}
.compare-col h3{margin-bottom:10px}
.compare-col .desc{font-size:15px;line-height:28px;color:var(--ink-2);max-width:48ch}
.compare-col ul{margin-top:18px}
.compare-col li{
  display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:26px;
  padding:10px 0;border-bottom:1px dashed var(--line);
}
.compare-col li:last-child{border-bottom:0}
.compare-col li i{color:var(--brand-1);font-size:13px;margin-top:7px;flex:none}
.compare-col li strong{color:var(--ink);font-weight:600;margin-right:4px}

/* ---------- 数据徽章横带 ---------- */
.badge-strip{
  background:var(--dark);border-radius:var(--r-card);padding:32px 30px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;overflow:hidden;
}
.badge-strip::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:var(--grad-main);opacity:.28;filter:blur(10px);
}
.stat-cell{position:relative;z-index:1}
.stat-cell .num{
  font-family:var(--font-num);font-size:34px;font-weight:800;color:#fff;line-height:1.1;
  display:flex;align-items:baseline;gap:5px;
}
.stat-cell .num em{
  font-style:normal;font-size:14px;font-weight:700;background:var(--accent);color:var(--dark);
  border-radius:7px;padding:2px 8px;transform:translateY(-6px);
}
.stat-cell .label{display:block;margin-top:10px;font-size:14.5px;color:#fff;font-weight:600}
.stat-cell .note{display:block;font-size:12.5px;color:#9A94C5;line-height:21px;margin-top:4px}

/* ---------- 图文条 ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:16/10;background:var(--grad-soft)}
.split-media img{width:100%;height:100%;object-fit:cover}
.split-media .float-tag{
  position:absolute;left:16px;bottom:16px;background:rgba(20,16,52,.82);color:#fff;
  border-radius:999px;padding:8px 16px;font-size:12.5px;font-weight:600;
  display:inline-flex;align-items:center;gap:8px;
}
.split-body h2{margin-bottom:14px}
.split-body p{font-size:15.5px;line-height:30px;max-width:56ch}
.mini-list{margin-top:22px;display:grid;gap:12px}
.mini-list li{display:flex;gap:12px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:14px 16px}
.mini-list li i{
  width:30px;height:30px;border-radius:10px;background:var(--grad-soft);color:var(--brand-2);
  display:grid;place-items:center;font-size:13px;flex:none;
}
.mini-list li strong{display:block;color:var(--ink);font-size:14.5px}
.mini-list li span{font-size:13.5px;line-height:24px;color:var(--ink-2)}

/* ---------- 玩法清单 ---------- */
.play-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.play-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 26px;box-shadow:var(--sh-1);display:flex;gap:18px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.play-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(108,76,241,.3)}
.play-card .ico{
  width:48px;height:48px;border-radius:15px;background:var(--grad-main);color:#fff;
  display:grid;place-items:center;font-size:19px;flex:none;
}
.play-card h3{font-size:18px;line-height:28px;margin-bottom:8px}
.play-card p{font-size:14.5px;line-height:26px;max-width:46ch}
.play-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.meta-pill{font-size:12.5px;font-weight:600;color:var(--brand-2);background:var(--grad-soft);border-radius:999px;padding:5px 12px}
.meta-pill.green{color:#0A8C74;background:rgba(15,191,159,.14)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:var(--sh-1);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16.5px;font-weight:600;color:var(--ink);min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .chev{
  width:30px;height:30px;border-radius:50%;background:var(--grad-soft);color:var(--brand-2);
  display:grid;place-items:center;font-size:12px;flex:none;transition:transform .2s ease;
}
.faq-item[open] summary{color:var(--brand-2)}
.faq-item[open] summary .chev{transform:rotate(180deg);background:var(--grad-main);color:#fff}
.faq-item .answer{padding:0 24px 22px;font-size:15px;line-height:28px;color:var(--ink-2);max-width:66ch}
.faq-item:hover{border-color:rgba(108,76,241,.3)}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  background:var(--grad-main);padding:52px 44px;color:#fff;
}
.cta-block::before{
  content:"";position:absolute;right:-80px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.cta-block h2{color:#fff;margin-bottom:12px}
.cta-block p{color:rgba(255,255,255,.92);font-size:15.5px;line-height:29px;max-width:52ch}
.cta-form{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-card);padding:22px}
.cta-form label{display:block;font-size:13.5px;font-weight:600;color:#fff;margin-bottom:10px}
.field-row{display:flex;gap:10px;flex-wrap:wrap}
.field-row input{
  flex:1 1 200px;height:48px;border-radius:var(--r-sm);border:1.5px solid rgba(255,255,255,.42);
  background:rgba(255,255,255,.94);color:var(--ink);padding:0 16px;outline:none;
  transition:border-color .16s ease,box-shadow .16s ease;
}
.field-row input::placeholder{color:var(--ink-3)}
.field-row input:focus{border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(15,191,159,.28)}
.field-row .btn{flex:0 0 auto;background:#fff;color:var(--dark);box-shadow:0 8px 20px rgba(20,16,52,.18)}
.field-row .btn:hover{background:var(--accent);color:var(--dark);transform:translateY(-2px)}
.form-note{font-size:12.5px;color:rgba(255,255,255,.82);margin-top:12px;line-height:21px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#C9C6E2;margin-top:var(--gap-sec);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:26px;color:#A7A2CB;max-width:42ch}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;color:#fff;font-weight:700;font-size:15.5px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:12px;font-size:17px}
.site-footer li{margin-bottom:11px}
.site-footer li a{color:#B9B5D6;font-size:14px;display:inline-flex;align-items:center;gap:9px;transition:color .16s ease,transform .16s ease}
.site-footer li a:hover{color:var(--brand-1);transform:translateX(2px)}
.site-footer li a i{font-size:12px;color:#6E699A}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:#7C77A6;
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  :root{--side-w:220px;--gap-sec:76px}
  h1{font-size:34px;line-height:44px}
  .play-grid{grid-template-columns:1fr}
}
@media (max-width:1023px){
  :root{--gap-sec:64px}
  .mobile-bar{display:flex}
  .sidebar{
    width:82%;max-width:320px;transform:translateX(-100%);
    transition:transform .26s cubic-bezier(.4,0,.2,1);
  }
  .sidebar.open{transform:translateX(0)}
  .side-close{display:grid;place-items:center}
  .main-wrap{margin-left:0}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .compare-col{padding:26px 22px}
}
@media (max-width:767px){
  :root{--gap-sec:56px}
  .container{padding:0 16px}
  h1{font-size:28px;line-height:38px}
  h2{font-size:24px;line-height:34px}
  h3{font-size:19px;line-height:29px}
  .cat-hero{padding:40px 0 40px;border-radius:0 0 24px 24px}
  .cat-hero .wm{font-size:72px;bottom:-18px}
  .compare-grid{grid-template-columns:1fr}
  .compare-col + .compare-col{border-left:0;border-top:1px solid var(--line)}
  .badge-strip{
    grid-template-columns:repeat(4,minmax(170px,1fr));gap:16px;padding:26px 22px;
    overflow-x:auto;-webkit-overflow-scrolling:touch;
  }
  .cta-block{padding:34px 22px}
  .play-card{flex-direction:column;gap:14px;padding:22px}
  .hero-mini{gap:20px}
  .hero-mini div span{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}
@media (max-width:560px){
  body{font-size:15px;line-height:28px}
  .sec-head{margin-bottom:24px}
  .play-card h3{font-size:17px}
  .faq-item summary{font-size:15.5px;padding:17px 18px}
  .faq-item .answer{padding:0 18px 18px}
}

/* roulang page: category5 */
:root{
  --brand-1:#0FBF9F;
  --brand-2:#6C4CF1;
  --accent:#E9FF57;
  --ink:#12161F;
  --ink-2:#4A5261;
  --ink-3:#8A93A6;
  --bg:#F6F8F7;
  --surface:#FFFFFF;
  --dark:#141034;
  --line:#E6E9EF;
  --grad-main:linear-gradient(120deg,#0FBF9F 0%,#6C4CF1 100%);
  --grad-soft:linear-gradient(140deg,rgba(15,191,159,.14),rgba(108,76,241,.14));
  --sh-1:0 1px 2px rgba(18,22,31,.04),0 8px 24px rgba(18,22,31,.06);
  --sh-2:0 12px 32px rgba(108,76,241,.18);
  --r-card:20px;
  --r-sm:14px;
  --r-btn:999px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"Inter","Barlow",system-ui,sans-serif;
  --sidebar-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .16s ease}
a:hover{color:var(--brand-1)}
img{max-width:100%;display:block;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px;border-radius:6px}

/* ---------- 布局骨架 ---------- */
.app-sidebar{
  position:fixed;top:0;left:0;width:var(--sidebar-w);height:100vh;
  background:var(--dark);color:#fff;z-index:60;
  display:flex;flex-direction:column;
  padding:26px 0 18px;overflow-y:auto;
}
.app-sidebar::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad-main);
}
.sidebar-brand{display:flex;align-items:center;gap:12px;padding:0 20px 20px}
.brand-mark{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:var(--grad-main);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;color:#fff;letter-spacing:0;
}
.brand-text{font-size:15px;font-weight:700;line-height:1.35;color:#fff}
.menu-title{
  padding:0 20px 10px;font-size:12px;letter-spacing:.12em;
  color:rgba(255,255,255,.42);text-transform:uppercase;
}
.side-menu{display:flex;flex-direction:column;gap:2px;padding:0 12px}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  min-height:44px;padding:10px 14px;border-radius:12px;
  font-size:15px;color:rgba(255,255,255,.72);
  transition:background .16s ease,color .16s ease;
}
.side-link i{width:18px;text-align:center;font-size:14px;opacity:.85}
.side-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.side-link.active{
  color:#fff;
  background:linear-gradient(140deg,rgba(15,191,159,.24),rgba(108,76,241,.24));
}
.side-link.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:58%;border-radius:3px;background:var(--grad-main);
}
.sidebar-extra{margin-top:auto;padding-top:26px}
.side-cta{
  display:block;margin:0 20px 14px;padding:12px 16px;text-align:center;
  border-radius:var(--r-btn);background:var(--grad-main);color:#fff;
  font-weight:600;font-size:15px;box-shadow:0 8px 20px rgba(108,76,241,.3);
}
.side-cta:hover{color:#fff;transform:translateY(-1px)}
.side-stat{
  margin:0 20px;padding:14px;border-radius:16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
}
.side-stat .num{
  font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--accent);line-height:1.1;
}
.side-stat .num span{font-size:13px;font-weight:600;color:rgba(255,255,255,.7);margin-left:4px}
.side-stat p{margin-top:6px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.6}
.sidebar-foot{
  margin-top:18px;padding:14px 20px 0;font-size:12px;
  color:rgba(255,255,255,.38);border-top:1px solid rgba(255,255,255,.08);
}
.sidebar-close{
  display:none;position:absolute;top:16px;right:16px;width:36px;height:36px;
  border:none;border-radius:10px;background:rgba(255,255,255,.1);color:#fff;
}

.app-main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

.mobile-bar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:70;
  align-items:center;justify-content:space-between;padding:0 16px;
  background:rgba(20,16,52,.92);backdrop-filter:blur(6px);color:#fff;
}
.mobile-bar .bar-brand{font-size:14px;font-weight:700;letter-spacing:.01em}
.bar-btn{
  width:40px;height:40px;display:flex;align-items:center;justify-content:center;
  border:none;border-radius:12px;background:rgba(255,255,255,.12);color:#fff;
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(18,22,31,.5);z-index:55;
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border:none;border-radius:var(--r-btn);
  font-weight:600;font-size:15px;line-height:1;text-align:center;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:var(--grad-main);color:#fff;box-shadow:0 8px 20px rgba(108,76,241,.22)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:#fff;color:var(--brand-1);border:1.5px solid var(--brand-1);
  border-radius:12px;padding:12px 22px;min-height:46px;
}
.btn-ghost:hover{color:var(--brand-2);border-color:var(--brand-2);background:var(--grad-soft)}
.btn-light{background:#fff;color:var(--brand-2);border-radius:var(--r-btn)}
.btn-light:hover{color:var(--brand-1);transform:translateY(-2px);box-shadow:0 12px 28px rgba(18,22,31,.18)}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand-2);
  font-weight:600;font-size:15px;padding-bottom:2px;border-bottom:2px solid rgba(108,76,241,.25);
}
.btn-link i{transition:transform .18s ease}
.btn-link:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}
.btn-link:hover i{transform:translateX(4px)}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;padding:56px 0 52px;
  background:var(--grad-soft);border-bottom:1px solid var(--line);
}
.cat-hero::after{
  content:"九游网页版入口网址";position:absolute;right:-30px;top:6px;
  font-size:86px;font-weight:800;color:rgba(18,22,31,.045);
  white-space:nowrap;pointer-events:none;letter-spacing:-.02em;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--ink-3);margin-bottom:18px;position:relative;z-index:1;
}
.breadcrumb a:hover{color:var(--brand-1)}
.breadcrumb .current{color:var(--brand-1);font-weight:600}
.cat-hero h1{
  position:relative;z-index:1;
  font-size:40px;line-height:1.22;font-weight:700;letter-spacing:-.02em;
  max-width:820px;margin-bottom:14px;
}
.hl{
  background:var(--grad-main);-webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.hero-sub{
  position:relative;z-index:1;font-size:17px;color:var(--ink-2);
  max-width:56ch;margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;position:relative;z-index:1}
.badges{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1}
.badge-card{
  min-width:158px;padding:14px 18px;border-radius:16px;
  background:#fff;box-shadow:var(--sh-1);
  border:1px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad-main);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform .18s ease,box-shadow .18s ease;
}
.badge-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.badge-card .num{
  font-family:var(--font-num);font-size:28px;font-weight:800;line-height:1.15;
  background:var(--grad-main);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.badge-card .num em{font-style:normal;font-size:13px;font-weight:600;color:var(--ink-3);margin-left:3px;-webkit-text-fill-color:var(--ink-3)}
.badge-card p{font-size:13px;color:var(--ink-3);margin-top:2px}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.on-white{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{margin-bottom:36px;display:flex;flex-wrap:wrap;gap:18px;align-items:flex-end;justify-content:space-between}
.sec-title{
  position:relative;padding-left:16px;font-size:30px;line-height:1.35;
  font-weight:700;letter-spacing:-.01em;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;
  background:var(--grad-main);
}
.sec-desc{margin-top:10px;color:var(--ink-2);max-width:56ch;font-size:16px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-btn);
  background:var(--grad-soft);color:var(--brand-2);
  font-size:13px;font-weight:600;
}

/* ---------- 步骤条 / 时间轴 ---------- */
.rhythm{position:relative;max-width:900px}
.step{position:relative;padding:0 0 38px 78px}
.step::before{
  content:"";position:absolute;left:25px;top:10px;bottom:-4px;width:2px;
  background:linear-gradient(180deg,var(--brand-1),var(--brand-2));opacity:.35;
}
.step:last-child{padding-bottom:0}
.step:last-child::before{display:none}
.step-num{
  position:absolute;left:0;top:0;width:52px;height:52px;border-radius:50%;
  background:var(--grad-main);color:#fff;font-family:var(--font-num);
  font-size:18px;font-weight:800;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(108,76,241,.25);
}
.step-tag{
  display:inline-block;margin-bottom:6px;padding:3px 12px;border-radius:var(--r-btn);
  background:var(--grad-soft);color:var(--brand-2);font-size:12px;font-weight:600;
}
.step h3{font-size:22px;line-height:1.4;margin-bottom:8px}
.step p{color:var(--ink-2);max-width:56ch;font-size:16px}

.callout{
  margin-top:28px;padding:18px 22px;border-radius:16px;
  background:var(--grad-soft);border-left:3px solid var(--brand-1);
  color:var(--ink-2);font-size:15px;max-width:820px;
}
.callout strong{color:var(--ink)}

/* ---------- 对照块 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);transition:transform .18s ease,box-shadow .18s ease;
}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.compare-card h3{font-size:20px;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.compare-card h3 i{color:var(--brand-1)}
.compare-card.after h3 i{color:var(--brand-2)}
.tick li{position:relative;padding-left:26px;margin-bottom:12px;color:var(--ink-2);font-size:15px;line-height:1.7}
.tick li:last-child{margin-bottom:0}
.compare-card .tick li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;color:var(--brand-1);font-size:13px;
}
.compare-card.after .tick li::before{content:"\f071";color:var(--brand-2)}

/* ---------- 数据横带 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:36px;padding:26px;border-radius:var(--r-card);background:var(--grad-soft);
}
.stat-item{text-align:left}
.stat-item .num{
  font-family:var(--font-num);font-size:30px;font-weight:800;line-height:1.15;
  color:var(--ink);
}
.stat-item .num em{font-style:normal;font-size:14px;font-weight:600;color:var(--ink-3);margin-left:4px}
.stat-item p{margin-top:4px;font-size:14px;color:var(--ink-2)}

/* ---------- 图文交错 ---------- */
.feature-grid{align-items:center}
.feature-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-card);box-shadow:var(--sh-1);
}
.feature-body h3{font-size:22px;line-height:1.45;margin:20px 0 8px}
.feature-body h3:first-child{margin-top:0}
.feature-body p{color:var(--ink-2);max-width:56ch;font-size:16px;margin-bottom:14px}
.feature-body p:last-child{margin-bottom:0}

/* ---------- FAQ ---------- */
.faq{max-width:880px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:0 22px;margin-bottom:14px;box-shadow:var(--sh-1);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq details:hover{border-color:rgba(108,76,241,.3)}
.faq details[open]{box-shadow:var(--sh-2);border-color:rgba(15,191,159,.4)}
.faq summary{
  list-style:none;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:17px;font-weight:600;cursor:pointer;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{color:var(--brand-2);margin-top:5px;transition:transform .2s ease}
.faq details[open] summary{color:var(--brand-1)}
.faq details[open] summary i{transform:rotate(180deg)}
.faq .ans{
  padding:14px 0 20px;border-top:1px dashed var(--line);
  color:var(--ink-2);font-size:15px;line-height:1.85;max-width:56ch;
}

/* ---------- 表单 ---------- */
.form-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:40px;align-items:start}
.form-points li{
  position:relative;padding-left:26px;margin-bottom:14px;color:var(--ink-2);font-size:15px;
}
.form-points li::before{
  content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:0;color:var(--brand-1);font-size:14px;
}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--ink-2);margin-bottom:8px;font-weight:600}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:var(--ink-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand-1);box-shadow:0 0 0 4px rgba(15,191,159,.16);
}
.form-note{margin-top:14px;font-size:13px;color:var(--ink-3);line-height:1.7}

/* ---------- CTA ---------- */
.cta{
  background:var(--grad-main);border-radius:24px;padding:46px;
  color:#fff;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:0 18px 44px rgba(108,76,241,.28);
}
.cta h2{font-size:30px;line-height:1.35;font-weight:700;margin-bottom:10px}
.cta p{max-width:56ch;font-size:16px;color:rgba(255,255,255,.9)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;font-weight:700;font-size:16px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:700}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66)}
.site-footer ul li a{
  display:inline-flex;align-items:center;gap:8px;padding:5px 0;font-size:14px;
  color:rgba(255,255,255,.7);transition:color .16s ease,transform .16s ease;
}
.site-footer ul li a:hover{color:var(--brand-1);transform:translateX(2px)}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1279px){
  .cat-hero h1{font-size:36px}
}
@media screen and (max-width:1023px){
  .app-sidebar{
    width:82%;max-width:330px;transform:translateX(-104%);
    transition:transform .26s ease;
  }
  body.drawer-open .app-sidebar{transform:translateX(0)}
  body.drawer-open .drawer-mask{opacity:1;visibility:visible}
  body.drawer-open{overflow:hidden}
  .sidebar-close{display:flex;align-items:center;justify-content:center}
  .app-main{margin-left:0;padding-top:60px}
  .mobile-bar{display:flex}
  .cat-hero::after{font-size:64px;top:24px}
  .section{padding:72px 0}
  .section.tight{padding:60px 0}
  .form-wrap{grid-template-columns:1fr;gap:28px}
}
@media screen and (max-width:767px){
  .container{padding:0 16px}
  .cat-hero{padding:36px 0 40px}
  .cat-hero h1{font-size:28px;line-height:1.32}
  .cat-hero::after{font-size:44px;top:34px}
  .hero-sub{font-size:16px}
  .sec-title{font-size:24px}
  .compare{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr);padding:20px}
  .step{padding-left:66px}
  .step-num{width:46px;height:46px;font-size:16px}
  .step::before{left:22px}
  .step h3{font-size:19px}
  .cta{padding:30px;border-radius:20px}
  .cta h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .section{padding:56px 0}
  .section.tight{padding:48px 0}
  .badges{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch}
  .badge-card{flex:0 0 168px}
}
@media screen and (max-width:559px){
  .badge-card .num{font-size:24px}
  .badge-card .num em{font-size:12px}
  .stat-item .num{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .btn-link{width:auto}
  .hero-actions{width:100%}
  .cta-actions{width:100%}
  .faq summary{font-size:16px}
  .mobile-bar .bar-brand{font-size:13px}
}