/* roulang page: index */
:root{
  --bg:#05090F;
  --panel:#0A111C;
  --panel-2:#101A28;
  --mint:#26E0B8;
  --elec:#4C8DFF;
  --amber:#FFC46B;
  --title:#F2F7FB;
  --body:#A9B6C6;
  --muted:#6E7C8E;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --glow:rgba(38,224,184,.35);
  --r-panel:24px;
  --r-card:18px;
  --r-img:16px;
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
  --t:220ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(60% 42% at 50% -8%, rgba(38,224,184,.12), transparent 70%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px) 0 0/40px 40px,
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px) 0 0/40px 40px;
  mask-image:linear-gradient(to bottom, #000 0%, #000 55%, transparent 100%);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--title);margin:0;line-height:1.28;letter-spacing:.02em;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:8px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;color:var(--mint);
  text-transform:uppercase;font-weight:700;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--mint);opacity:.7}
.h2{font-size:clamp(24px,3vw,34px)}
.lead{color:var(--body);font-size:16px;line-height:1.85}
.muted{color:var(--muted);font-size:14px}
.mono{font-variant-numeric:tabular-nums;font-family:'SF Mono',ui-monospace,Menlo,Consolas,monospace}

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;top:0;left:0;right:0;z-index:80;
  padding:16px 20px;
  display:flex;justify-content:center;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;max-width:1080px;
  display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 18px;
  border-radius:999px;
  background:rgba(9,16,26,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transition:box-shadow var(--t), background var(--t), border-color var(--t);
}
.dock.is-scrolled{
  background:rgba(7,13,21,.9);
  box-shadow:0 16px 44px rgba(0,0,0,.55);
  border-color:rgba(38,224,184,.2);
}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
  width:40px;height:40px;flex:none;
  border-radius:13px;
  background:linear-gradient(145deg, rgba(38,224,184,.95), rgba(76,141,255,.9));
  display:grid;place-items:center;
  color:#04121A;font-weight:900;font-size:15px;letter-spacing:0;
  box-shadow:0 6px 20px rgba(38,224,184,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.brand-name{color:var(--title);font-weight:800;font-size:15px;letter-spacing:.02em;white-space:nowrap}
.brand-sub{color:var(--muted);font-size:10px;letter-spacing:.22em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  color:#B9C6D6;font-size:14px;font-weight:600;white-space:nowrap;
  transition:color var(--t), background var(--t);
}
.nav-link:hover{color:var(--title);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--mint);background:rgba(38,224,184,.12)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:4px;height:4px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 10px var(--glow);
}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:6px}
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:#C7D4E3;cursor:pointer;transition:var(--t);
}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,184,.4);background:rgba(38,224,184,.1)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:999px;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--t), box-shadow var(--t), background var(--t), color var(--t), border-color var(--t);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg, var(--mint), #1FC0A2);
  color:#04191A;
  box-shadow:0 8px 24px rgba(38,224,184,.24);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 8px 32px rgba(38,224,184,.45);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{
  background:transparent;color:var(--title);
  border:1px solid rgba(255,255,255,.18);
}
.btn-ghost:hover{border-color:rgba(38,224,184,.55);color:var(--mint);background:rgba(38,224,184,.08)}
.btn-amber{
  background:linear-gradient(135deg,#FFD79A,var(--amber));
  color:#241503;
  box-shadow:0 8px 24px rgba(255,196,107,.22);
}
.btn-amber:hover{filter:brightness(1.06);box-shadow:0 8px 30px rgba(255,196,107,.38)}
.btn-sm{padding:9px 16px;font-size:13px}
.burger{display:none}
.drawer{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(8,14,22,.97);
  border-top:1px solid rgba(38,224,184,.25);
  border-radius:24px 24px 0 0;
  padding:22px 22px 30px;
  transform:translateY(105%);
  transition:transform 320ms var(--ease);
  backdrop-filter:blur(20px);
}
.drawer.open{transform:translateY(0)}
.drawer a{
  display:block;padding:15px 14px;border-radius:14px;
  color:#D6E1EE;font-size:16px;font-weight:600;
  border:1px solid transparent;
  opacity:0;transform:translateY(8px);
  transition:opacity .3s var(--ease), transform .3s var(--ease), background var(--t);
}
.drawer.open a{opacity:1;transform:translateY(0)}
.drawer a:hover,.drawer a.active{background:rgba(38,224,184,.1);color:var(--mint);border-color:rgba(38,224,184,.25)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}

/* ---------- 倒计时条 ---------- */
.countdown-bar{
  margin-top:88px;
  display:flex;align-items:center;gap:18px;
  padding:10px 18px;min-height:54px;
  border-radius:14px;
  background:linear-gradient(90deg, rgba(16,26,40,.95), rgba(10,17,28,.9));
  border:1px solid rgba(38,224,184,.22);
  box-shadow:var(--shadow);
  flex-wrap:wrap;
}
.cd-label{font-size:13px;color:#CBD8E6;display:flex;align-items:center;gap:8px;font-weight:600}
.cd-dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px rgba(255,196,107,.8);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.cd-clock{display:flex;align-items:center;gap:8px;margin-left:auto}
.cd-unit{display:flex;flex-direction:column;align-items:center;min-width:52px}
.cd-num{
  font-variant-numeric:tabular-nums;
  font-family:'SF Mono',ui-monospace,Menlo,Consolas,monospace;
  font-size:19px;font-weight:800;color:var(--amber);
  background:rgba(255,196,107,.09);
  border:1px solid rgba(255,196,107,.22);
  border-radius:9px;padding:2px 8px;line-height:1.4;
}
.cd-txt{font-size:11px;color:var(--muted);margin-top:4px;letter-spacing:.1em}
.cd-sep{color:rgba(255,196,107,.45);font-weight:800;padding-bottom:14px}

/* ---------- Hero ---------- */
.hero{padding:52px 0 84px}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(38,224,184,.1);
  border:1px solid rgba(38,224,184,.28);
  color:var(--mint);font-size:12.5px;font-weight:700;letter-spacing:.06em;
}
.hero h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.16;margin:20px 0 18px;
  letter-spacing:.01em;
  background:linear-gradient(120deg,#FFFFFF 20%, #B8F5E7 62%, #8FB9FF 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;line-height:1.85;color:#B7C5D5;max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.trust-pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);
  font-size:12.5px;color:#B4C2D2;font-weight:600;
}
.trust-pill i{color:var(--mint);font-size:11px}
.hero-visual{position:relative}
.hero-visual .frame{
  position:relative;border-radius:var(--r-img);overflow:hidden;
  border:1px solid rgba(38,224,184,.32);
  box-shadow:0 24px 60px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.04) inset;
}
.hero-visual .frame img{width:100%;height:420px;object-fit:cover;transition:transform .5s var(--ease)}
.hero-visual .frame:hover img{transform:scale(1.03)}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,9,15,.05) 30%, rgba(5,9,15,.85) 100%);
}
.float-card{
  position:absolute;right:-14px;bottom:-22px;
  width:216px;padding:16px 18px;
  border-radius:18px;
  background:rgba(13,22,35,.92);
  border:1px solid rgba(38,224,184,.3);
  box-shadow:0 18px 40px rgba(0,0,0,.5);
  backdrop-filter:blur(14px);
  clip-path:polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}
.float-card .stat{font-size:26px;font-weight:800;color:var(--mint);line-height:1.1;font-variant-numeric:tabular-nums}
.float-card .cap{font-size:12.5px;color:var(--muted);margin-top:4px;line-height:1.6}

/* ---------- 指标条 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
}
.metric{background:var(--panel);padding:24px 22px;transition:background var(--t)}
.metric:hover{background:var(--panel-2)}
.metric .num{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--title);font-variant-numeric:tabular-nums;line-height:1.2}
.metric .num span{color:var(--mint);font-size:15px;margin-left:2px}
.metric .lab{font-size:13px;color:var(--muted);margin-top:6px}

/* ---------- 卖点列表 ---------- */
.sell-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.sell-head{position:sticky;top:110px}
.sell-head .vline{
  width:2px;height:56px;margin-top:22px;
  background:linear-gradient(180deg,var(--mint),transparent);
  border-radius:2px;
}
.sell-list{display:flex;flex-direction:column;gap:12px}
.sell-item{
  display:grid;grid-template-columns:64px 1fr 22px;
  align-items:center;gap:18px;
  padding:20px 22px;border-radius:16px;
  background:rgba(255,255,255,.025);
  border:1px solid transparent;
  transition:var(--t);
}
.sell-item:hover{
  border-color:rgba(38,224,184,.35);
  background:rgba(38,224,184,.055);
  transform:translateY(-3px);
}
.sell-idx{font-size:22px;font-weight:800;color:rgba(38,224,184,.32);font-variant-numeric:tabular-nums}
.sell-item h3{font-size:17px;margin-bottom:4px}
.sell-item p{font-size:14px;color:var(--muted);line-height:1.7}
.sell-arrow{color:var(--muted);transition:var(--t);justify-self:end}
.sell-item:hover .sell-arrow{color:var(--mint);transform:translateX(4px)}

/* ---------- 图墙 ---------- */
.gallery{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:196px;
  gap:16px;
}
.g-item{
  position:relative;overflow:hidden;border-radius:var(--r-img);
  border:1px solid rgba(255,255,255,.09);
  transition:var(--t);
}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.g-item:hover{border-color:rgba(38,224,184,.45);box-shadow:0 12px 36px rgba(0,0,0,.5)}
.g-item:hover img{transform:scale(1.04)}
.g-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,9,15,.02) 40%,rgba(5,9,15,.82) 100%);
}
.g-a{grid-column:span 2;grid-row:span 2}
.g-b{grid-column:span 2;grid-row:span 1}
.g-c{grid-column:span 1;grid-row:span 1}
.g-d{grid-column:span 1;grid-row:span 1}
.g-e{grid-column:span 2;grid-row:span 1}
.g-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:4px 11px;border-radius:999px;
  background:rgba(5,9,15,.72);
  border:1px solid rgba(38,224,184,.4);
  color:var(--mint);font-size:12px;font-weight:700;
  backdrop-filter:blur(6px);
}
.g-cap{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
  color:#E7F0F8;font-size:14px;font-weight:700;letter-spacing:.01em;
  transition:var(--t);
}
.g-item:hover .g-cap{color:#fff}
.g-view{
  position:absolute;right:14px;bottom:14px;z-index:2;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(38,224,184,.9);color:#04191A;
  opacity:0;transform:translateY(6px);transition:var(--t);
}
.g-item:hover .g-view{opacity:1;transform:translateY(0)}

/* ---------- 表单 CTA ---------- */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  padding:52px;
  border-radius:var(--r-panel);
  background:
    radial-gradient(80% 120% at 0% 0%, rgba(38,224,184,.12), transparent 60%),
    linear-gradient(150deg, #0C1624, #070D17);
  border:1px solid rgba(255,255,255,.09);
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(38,224,184,.6),transparent);
}
.check-list{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:#B7C5D5;line-height:1.7}
.check-list i{color:var(--mint);margin-top:5px;font-size:12px;flex:none}
.form-card{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  border-radius:18px;padding:26px;
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:#A9B6C6;margin-bottom:7px;font-weight:600}
.field input[type="text"],.field input[type="tel"]{
  width:100%;padding:12px 14px;border-radius:12px;
  background:#070D17;border:1px solid rgba(255,255,255,.12);
  color:var(--title);font-size:15px;line-height:1.4;
  transition:var(--t);
}
.field input::placeholder{color:#55637A}
.field input:focus{
  outline:none;border-color:rgba(38,224,184,.75);
  box-shadow:0 0 0 3px rgba(38,224,184,.16);
  background:#081020;
}
.checkline{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:#93A2B5;line-height:1.6;margin:14px 0 18px}
.checkline input{margin-top:4px;accent-color:var(--mint);width:15px;height:15px;flex:none}
.form-note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.7}
.form-msg{font-size:13px;color:var(--mint);margin-top:10px;display:none}
.form-msg.show{display:block}

/* ---------- 资讯列表 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.sec-head .more{font-size:14px;color:var(--mint);font-weight:700;transition:var(--t);display:inline-flex;align-items:center;gap:6px}
.sec-head .more:hover{gap:10px;color:#6BF0D3}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.news-card{
  display:block;padding:24px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  transition:var(--t);
}
.news-card:hover{
  border-color:rgba(38,224,184,.35);
  transform:translateY(-3px);
  box-shadow:0 16px 40px rgba(0,0,0,.42);
  background:var(--panel-2);
}
.badge{
  display:inline-flex;align-items:center;
  padding:3px 11px;border-radius:999px;
  background:rgba(76,141,255,.14);
  border:1px solid rgba(76,141,255,.32);
  color:#9CC0FF;font-size:12px;font-weight:700;
}
.news-card h3{font-size:17.5px;margin:14px 0 10px;line-height:1.5;transition:color var(--t)}
.news-card:hover h3{color:var(--mint)}
.news-card p{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.06)}
.news-meta time{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-meta .go{font-size:13px;color:var(--mint);font-weight:700}
.empty-state{
  grid-column:1/-1;text-align:center;
  padding:56px 24px;border-radius:var(--r-card);
  border:1px dashed rgba(255,255,255,.14);
  background:rgba(255,255,255,.02);
}
.empty-state .ico{font-size:26px;color:rgba(38,224,184,.5);margin-bottom:12px}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:18px}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin-top:26px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:none;border:0;cursor:pointer;text-align:left;
  color:var(--title);font-size:16.5px;font-weight:700;line-height:1.6;
  transition:color var(--t);
}
.faq-q:hover{color:var(--mint)}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(255,255,255,.16);color:#A9B6C6;
  display:grid;place-items:center;font-size:15px;line-height:1;
  transition:transform .28s var(--ease), border-color var(--t), color var(--t), background var(--t);
}
.faq-item.open .faq-icon{transform:rotate(45deg);border-color:rgba(38,224,184,.55);color:var(--mint);background:rgba(38,224,184,.1)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a-inner{max-width:72ch;padding:0 4px 24px;font-size:14.8px;color:#A2B1C2;line-height:1.85}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  background:linear-gradient(180deg,#070D17,#04080D);
  border-top:1px solid var(--line);
  position:relative;z-index:1;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px;
  padding:64px 0 40px;
}
.footer-brand .brand-name{font-size:16px;white-space:normal}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.85;margin-top:14px;max-width:32em}
.f-col h4{font-size:13px;color:#D6E1EE;letter-spacing:.12em;margin-bottom:14px;font-weight:800}
.f-col a{display:block;font-size:13.5px;color:var(--muted);padding:5px 0;transition:var(--t)}
.f-col a:hover{color:var(--mint);transform:translateX(3px)}
.compliance{
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;padding:16px 18px;
  background:rgba(255,255,255,.02);
}
.compliance p{font-size:12px;color:#6E7C8E;line-height:1.8}
.compliance strong{color:#9AA9BC;font-size:12.5px;display:block;margin-bottom:6px}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#5C6A7C;
}
.footer-bottom .to-top{color:#8FA0B4;transition:var(--t);display:inline-flex;align-items:center;gap:6px}
.footer-bottom .to-top:hover{color:var(--mint)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid{gap:32px}
  .hero-visual .frame img{height:360px}
  .sell-grid{grid-template-columns:1fr;gap:32px}
  .sell-head{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:900px){
  .nav-links{display:none}
  .dock-actions .btn-primary{display:none}
  .burger{display:grid}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{order:-1}
  .hero-visual .frame img{height:300px}
  .float-card{right:10px;bottom:-18px;width:190px}
  .cta-panel{grid-template-columns:1fr;padding:34px 26px;gap:28px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:170px}
  .g-a{grid-column:span 2;grid-row:span 2}
  .g-b{grid-column:span 2;grid-row:span 1}
  .g-c,.g-d{grid-column:span 1}
  .g-e{grid-column:span 2}
  .news-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .countdown-bar{margin-top:84px}
}
@media (max-width:640px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .brand-name{font-size:13.5px}
  .brand-sub{font-size:9px;letter-spacing:.16em}
  .brand-mark{width:34px;height:34px;border-radius:11px;font-size:13px}
  .dock{padding:8px 10px 8px 12px;gap:10px}
  .countdown-bar{gap:10px;padding:12px 14px}
  .cd-clock{margin-left:0;width:100%;justify-content:space-between}
  .cd-unit{min-width:0;flex:1}
  .cd-num{font-size:17px;width:100%;text-align:center}
  .hero{padding:36px 0 56px}
  .hero-cta .btn{flex:1 1 100%}
  .hero-visual .frame img{height:240px}
  .float-card{position:static;width:100%;margin-top:14px;clip-path:none}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 30px}
  .gallery{grid-auto-rows:150px;gap:12px}
  .sell-item{grid-template-columns:44px 1fr;padding:16px 16px;gap:12px}
  .sell-arrow{display:none}
  .faq-q{font-size:15.5px;padding:18px 0}
  .form-card{padding:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .hero-visual .frame:hover img,.g-item:hover img{transform:none}
  .sell-item:hover,.news-card:hover{transform:none}
}

/* roulang page: category1 */
:root{
  --bg:#05090F;
  --panel:#0A111C;
  --panel-2:#101A28;
  --mint:#26E0B8;
  --blue:#4C8DFF;
  --amber:#FFC46B;
  --title:#F2F7FB;
  --text:#A9B6C6;
  --muted:#6E7C8E;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --glow:rgba(38,224,184,.35);
  --r-panel:24px;
  --r-card:18px;
  --r-btn:999px;
  --r-sm:12px;
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
  --dur:220ms;
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--title);letter-spacing:.02em;line-height:1.25}
p{margin:0}
::selection{background:rgba(38,224,184,.28);color:#fff}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px}

/* 页面装饰层 */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(60% 42% at 50% -6%,rgba(38,224,184,.12),transparent 70%),
    radial-gradient(48% 34% at 88% 8%,rgba(76,141,255,.09),transparent 72%);
}
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.7;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:40px 40px;
  mask-image:radial-gradient(70% 60% at 50% 0%,#000 20%,transparent 85%);
}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;position:relative;z-index:1}

/* 浮动 Dock 导航 */
.dock-wrap{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;justify-content:center;
  padding:16px 20px 0;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;max-width:1080px;
  display:flex;align-items:center;gap:18px;
  padding:10px 14px 10px 16px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:rgba(10,17,28,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
  transition:box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.dock.is-scrolled{
  background:rgba(8,14,23,.9);
  box-shadow:0 16px 44px rgba(0,0,0,.55),0 0 0 1px rgba(38,224,184,.12);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(150deg,rgba(38,224,184,.95),rgba(76,141,255,.9));
  color:#04120F;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px rgba(38,224,184,.32);
  clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{color:var(--title);font-weight:800;font-size:14.5px;letter-spacing:.02em;white-space:nowrap}
.brand-sub{color:var(--muted);font-size:10px;letter-spacing:.16em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;margin-right:auto}
.nav-link{
  position:relative;
  padding:8px 14px;border-radius:var(--r-btn);
  font-size:14px;color:var(--text);white-space:nowrap;
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-link:hover{color:var(--title);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--mint);background:rgba(38,224,184,.12)}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 10px var(--glow);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  width:36px;height:36px;display:grid;place-items:center;
  border-radius:50%;color:var(--text);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  transition:all var(--dur) var(--ease);
}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,184,.45);background:rgba(38,224,184,.1)}
.burger{display:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-btn);
  font-size:14.5px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;
  transition:all var(--dur) var(--ease);
}
.btn-sm{padding:9px 18px;font-size:13.5px}
.btn-primary{
  color:#04120F;
  background:linear-gradient(140deg,#3DF0C6,#1FC7A4);
  box-shadow:0 8px 26px rgba(38,224,184,.28);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 8px 32px rgba(38,224,184,.45);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{
  color:var(--title);border-color:rgba(255,255,255,.16);
  background:rgba(255,255,255,.03);
}
.btn-ghost:hover{border-color:rgba(38,224,184,.5);color:var(--mint);background:rgba(38,224,184,.08)}
.btn-ghost:active{transform:scale(.985)}

/* 移动端抽屉 */
.drawer{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(8,14,23,.98);
  border-top:1px solid rgba(38,224,184,.22);
  border-radius:24px 24px 0 0;
  padding:22px 22px 30px;
  transform:translateY(105%);
  transition:transform 320ms var(--ease);
  box-shadow:0 -20px 60px rgba(0,0,0,.6);
}
.drawer.open{transform:translateY(0)}
.drawer h4{font-size:12px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase;margin-bottom:12px}
.drawer a{
  display:block;padding:14px 4px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--line);
  opacity:0;transform:translateY(8px);
  transition:all 260ms var(--ease);
}
.drawer.open a{opacity:1;transform:translateY(0)}
.drawer a:hover,.drawer a.active{color:var(--mint)}
.drawer a.active{font-weight:700}
.drawer-close{
  position:absolute;right:18px;top:16px;font-size:13px;color:var(--muted);
  border:1px solid var(--line);border-radius:var(--r-btn);padding:6px 14px;
}
.drawer-close:hover{color:var(--mint);border-color:rgba(38,224,184,.45)}
.mask{
  position:fixed;inset:0;z-index:65;background:rgba(2,6,11,.7);
  opacity:0;visibility:hidden;transition:all var(--dur) var(--ease);
}
.mask.show{opacity:1;visibility:visible}

/* 主体起点 */
main{position:relative;z-index:1;padding-top:110px}

/* 面包屑 */
.crumb{padding:6px 0 22px;font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted);transition:color var(--dur) var(--ease)}
.crumb a:hover{color:var(--mint)}
.crumb span.sep{margin:0 8px;color:rgba(255,255,255,.18)}
.crumb .current{color:rgba(242,247,251,.72)}

/* 分类 Hero：左标题 + 右侧信息卡 */
.cat-hero{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;align-items:end;
  padding:18px 0 56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-btn);
  font-size:12.5px;letter-spacing:.08em;color:var(--mint);
  border:1px solid rgba(38,224,184,.32);background:rgba(38,224,184,.08);
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--glow)}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,50px);font-weight:800;letter-spacing:.01em;
  color:var(--title);
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#3DF0C6,#4C8DFF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.lede{margin-top:20px;font-size:16.5px;max-width:56ch;color:var(--text)}
.hero-facts{
  margin-top:28px;display:flex;flex-wrap:wrap;gap:10px;
}
.fact{
  display:flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:var(--glass);
  font-size:13px;color:var(--text);
}
.fact b{color:var(--title);font-variant-numeric:tabular-nums;font-weight:700}
.fact i{width:6px;height:6px;border-radius:50%;background:var(--blue);display:inline-block;font-style:normal}

.hero-card{
  position:relative;border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(16,26,40,.95),rgba(10,17,28,.9));
  box-shadow:var(--shadow);
  padding:26px 26px 22px;overflow:hidden;
}
.hero-card::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(38,224,184,.6),transparent);
}
.hero-card h3{font-size:15px;color:var(--title);margin-bottom:16px;display:flex;align-items:center;gap:8px}
.hero-card h3 svg{color:var(--mint)}
.lic-row{
  display:flex;justify-content:space-between;gap:16px;
  padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.08);
  font-size:13.5px;
}
.lic-row:last-of-type{border-bottom:none}
.lic-row span{color:var(--muted)}
.lic-row strong{color:var(--title);font-weight:600;font-variant-numeric:tabular-nums}
.lic-note{margin-top:16px;font-size:12.5px;color:var(--muted);line-height:1.7}

/* 筛选胶囊 */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;padding:0 0 34px;border-bottom:1px solid var(--line)}
.chip{
  padding:9px 18px;border-radius:var(--r-btn);
  font-size:13.5px;color:var(--text);
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  transition:all var(--dur) var(--ease);
}
.chip:hover{color:var(--title);border-color:rgba(76,141,255,.45);background:rgba(76,141,255,.1)}
.chip.active{
  color:#04120F;font-weight:700;
  background:linear-gradient(140deg,#3DF0C6,#1FC7A4);
  border-color:transparent;box-shadow:0 6px 20px rgba(38,224,184,.26);
}

/* 指标条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-panel);
  overflow:hidden;margin:48px 0 0;
}
.stat{
  background:linear-gradient(180deg,rgba(16,26,40,.9),rgba(10,17,28,.92));
  padding:26px 22px;
}
.stat b{
  display:block;font-size:clamp(24px,2.6vw,32px);font-weight:800;color:var(--title);
  font-variant-numeric:tabular-nums;letter-spacing:.01em;line-height:1.2;
}
.stat b em{font-style:normal;font-size:15px;color:var(--mint);margin-left:4px}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* 板块通用 */
.section{padding:96px 0 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:800}
.sec-head p{margin-top:10px;font-size:14.5px;color:var(--muted);max-width:60ch}
.sec-link{font-size:13.5px;color:var(--mint);display:inline-flex;align-items:center;gap:6px;transition:gap var(--dur) var(--ease)}
.sec-link:hover{gap:12px}

/* 图文卡 2 列 */
.card-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(16,26,40,.86),rgba(10,17,28,.9));
  overflow:hidden;position:relative;
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.card::after{
  content:"";position:absolute;left:0;top:0;width:22px;height:22px;
  background:linear-gradient(135deg,rgba(38,224,184,.35),transparent 70%);
  clip-path:polygon(0 0,100% 0,0 100%);opacity:.8;pointer-events:none;
}
.card:hover{transform:translateY(-3px);border-color:rgba(38,224,184,.35);box-shadow:0 18px 44px rgba(0,0,0,.5)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease),filter 400ms var(--ease)}
.card:hover .card-media img{transform:scale(1.03);filter:saturate(1.1)}
.card-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:var(--r-btn);
  font-size:12px;color:#04120F;font-weight:700;
  background:rgba(38,224,184,.92);
  backdrop-filter:blur(6px);
}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:18px;font-weight:700;color:var(--title)}
.card-text{font-size:14px;color:var(--text);line-height:1.75}
.card-meta{
  margin-top:auto;padding-top:14px;border-top:1px dashed rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.card-meta .go{color:var(--mint);display:inline-flex;align-items:center;gap:6px;transition:gap var(--dur) var(--ease)}
.card:hover .card-meta .go{gap:12px}

/* 核验流程 */
.flow{
  border-radius:var(--r-panel);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(16,26,40,.7),rgba(8,14,23,.9));
  padding:14px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;
}
.flow-item{
  position:relative;padding:26px 22px 24px;border-radius:var(--r-card);
  background:rgba(255,255,255,.025);
  border:1px solid transparent;
  transition:all var(--dur) var(--ease);
}
.flow-item:hover{background:rgba(38,224,184,.06);border-color:rgba(38,224,184,.3);transform:translateY(-3px)}
.flow-no{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  font-size:34px;font-weight:800;color:rgba(255,255,255,.12);
  line-height:1;font-variant-numeric:tabular-nums;
}
.flow-item h3{font-size:16px;margin:12px 0 8px;color:var(--title)}
.flow-item p{font-size:13.5px;color:var(--text);line-height:1.72}

/* 深色说明面板 */
.panel{
  border-radius:var(--r-panel);border:1px solid var(--line);
  background:
    linear-gradient(150deg,rgba(38,224,184,.08),transparent 42%),
    linear-gradient(180deg,rgba(16,26,40,.92),rgba(8,14,23,.95));
  padding:44px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.panel::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(60% 120% at 100% 0%,rgba(76,141,255,.12),transparent 60%);
  pointer-events:none;
}
.panel h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:14px}
.panel p{font-size:14.5px;color:var(--text)}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:10px;font-size:14px;color:var(--text)}
.check-list svg{flex:0 0 18px;margin-top:5px;color:var(--mint)}
.panel-media{border-radius:var(--r-card);overflow:hidden;border:1px solid rgba(38,224,184,.22);position:relative}
.panel-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform 500ms var(--ease)}
.panel-media:hover img{transform:scale(1.03)}

/* FAQ */
.faq{max-width:900px;margin:0 auto}
.faq-hint{font-size:13px;color:var(--muted);margin-bottom:20px;text-align:center}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-size:16.5px;font-weight:600;color:var(--title);
  transition:color var(--dur) var(--ease);
}
.faq-q:hover{color:var(--mint)}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  color:var(--mint);transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);border-color:rgba(38,224,184,.5)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height 320ms var(--ease),opacity var(--dur) var(--ease);
  opacity:0;
}
.faq-item.open .faq-a{opacity:1}
.faq-a p{max-width:72ch;padding:0 4px 24px;font-size:14.5px;color:var(--text)}

/* CTA 条 */
.cta-bar{
  margin:96px 0 0;
  border-radius:var(--r-panel);
  border:1px solid rgba(38,224,184,.22);
  background:
    linear-gradient(120deg,rgba(38,224,184,.14),rgba(76,141,255,.1) 55%,transparent 90%),
    linear-gradient(180deg,rgba(16,26,40,.95),rgba(8,14,23,.96));
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-bar h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px}
.cta-bar p{font-size:14px;color:var(--text);max-width:60ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 页脚 */
.site-footer{
  margin-top:96px;position:relative;z-index:1;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,17,28,.6),rgba(4,8,13,1));
  padding:64px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:32px}
.footer-brand p{font-size:13.5px;color:var(--muted);margin-top:18px;max-width:36ch;line-height:1.8}
.f-col h4{font-size:13px;letter-spacing:.16em;color:rgba(242,247,251,.78);text-transform:uppercase;margin-bottom:16px}
.f-col a{display:block;font-size:13.5px;color:var(--muted);padding:6px 0;transition:color var(--dur) var(--ease),transform var(--dur) var(--ease)}
.f-col a:hover{color:var(--mint);transform:translateX(3px)}
.compliance{
  border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;background:rgba(255,255,255,.02);
}
.compliance strong{display:block;font-size:13px;color:var(--amber);margin-bottom:8px}
.compliance p{font-size:12px;color:var(--muted);line-height:1.75}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.to-top{color:var(--muted);transition:color var(--dur) var(--ease)}
.to-top:hover{color:var(--mint)}

/* 响应式 */
@media (max-width:1024px){
  .cat-hero{grid-template-columns:1fr;gap:34px;align-items:start}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .panel{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav-links{gap:0}
  .nav-link{padding:8px 10px;font-size:13px}
  .brand-name{font-size:13px}
}
@media (max-width:768px){
  .nav-links{display:none}
  .burger{display:grid}
  .dock{padding:9px 10px 9px 12px;gap:10px}
  .dock-actions .btn-sm{display:none}
  main{padding-top:96px}
  .section{padding:60px 0 0}
  .card-grid2{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr}
  .cta-bar{margin-top:60px;padding:28px 24px}
  .site-footer{margin-top:60px;padding:48px 0 22px}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:18px 2px}
  .container{padding:0 20px}
  .hero-card{padding:22px}
}
@media (max-width:520px){
  .cat-hero h1{font-size:28px}
  .lede{font-size:15px}
  .stat-strip{grid-template-columns:1fr}
  .chip{font-size:12.5px;padding:8px 14px}
  .cta-actions .btn{width:100%}
  .footer-bottom{font-size:11.5px}
  .brand-sub{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .card:hover,.flow-item:hover{transform:none}
}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#05090F}
::-webkit-scrollbar-thumb{background:rgba(38,224,184,.22);border-radius:8px;border:2px solid #05090F}
::-webkit-scrollbar-thumb:hover{background:rgba(38,224,184,.42)}

/* roulang page: article */
:root{
  --bg:#05090F;
  --panel:#0A111C;
  --panel-2:#101A28;
  --mint:#26E0B8;
  --blue:#4C8DFF;
  --amber:#FFC46B;
  --text:#A9B6C6;
  --head:#F2F7FB;
  --muted:#6E7C8E;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --glow:rgba(38,224,184,.35);
  --r-panel:24px;
  --r-card:18px;
  --r-img:16px;
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --t:220ms cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,h5{margin:0;color:var(--head);font-weight:700;letter-spacing:.02em;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:rgba(38,224,184,.32);color:#fff;}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:8px;}
.bg-fx{position:fixed;inset:0;pointer-events:none;z-index:0;}
.bg-fx::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(60% 42% at 50% 0%,rgba(38,224,184,.12),transparent 72%);
}
.bg-fx::after{
  content:"";position:absolute;inset:0;opacity:.55;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:radial-gradient(80% 60% at 50% 0%,#000 20%,transparent 90%);
  mask-image:radial-gradient(80% 60% at 50% 0%,#000 20%,transparent 90%);
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.section{position:relative;z-index:1;}

/* ---------- 浮动 Dock 导航 ---------- */
.dock-wrap{position:fixed;inset:0 0 auto;z-index:80;display:flex;justify-content:center;padding:16px 20px;pointer-events:none;}
.dock{
  pointer-events:auto;width:100%;max-width:1080px;display:flex;align-items:center;gap:16px;
  padding:10px 12px 10px 16px;border-radius:999px;
  background:rgba(10,17,28,.72);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.35);
  transition:var(--t);
}
.dock.is-scrolled{background:rgba(5,9,15,.92);box-shadow:0 16px 44px rgba(0,0,0,.55);border-color:rgba(255,255,255,.13);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(140deg,var(--mint),var(--blue));
  color:#04120F;font-weight:800;font-size:16px;box-shadow:0 0 18px rgba(38,224,184,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:14px;color:var(--head);font-weight:700;letter-spacing:.02em;}
.brand-sub{font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;flex:1;min-width:0;}
.nav-link{
  position:relative;padding:8px 14px;border-radius:999px;font-size:13.5px;color:#9FB0C2;
  white-space:nowrap;transition:var(--t);
}
.nav-link:hover{color:var(--head);background:rgba(255,255,255,.06);}
.nav-link.active{color:var(--mint);background:rgba(38,224,184,.12);box-shadow:inset 0 0 0 1px rgba(38,224,184,.28);}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.icon-btn{
  display:grid;place-items:center;width:36px;height:36px;border-radius:50%;
  color:#9FB0C2;border:1px solid var(--line);background:rgba(255,255,255,.03);transition:var(--t);
}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,184,.4);background:rgba(38,224,184,.1);}
.icon-btn:active{transform:scale(.94);}
.burger{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;font-size:14px;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;transition:var(--t);white-space:nowrap;
}
.btn-sm{padding:8px 16px;font-size:13px;}
.btn-md{padding:12px 24px;font-size:14.5px;}
.btn-primary{background:linear-gradient(135deg,var(--mint),#1CB79B);color:#03120E;box-shadow:0 6px 20px rgba(38,224,184,.28);}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 8px 32px rgba(38,224,184,.45);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0) scale(.985);}
.btn-ghost{border-color:rgba(255,255,255,.14);color:var(--head);background:rgba(255,255,255,.03);}
.btn-ghost:hover{border-color:rgba(38,224,184,.5);color:var(--mint);background:rgba(38,224,184,.08);}
.btn-ghost:active{transform:scale(.985);}
.btn-amber{background:linear-gradient(135deg,var(--amber),#F0A94A);color:#221400;box-shadow:0 6px 20px rgba(255,196,107,.24);}
.btn-amber:hover{filter:brightness(1.06);box-shadow:0 8px 28px rgba(255,196,107,.4);transform:translateY(-1px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12px;letter-spacing:.04em;border:1px solid var(--line);
  color:#9FB0C2;background:rgba(255,255,255,.04);
}
.badge-mint{color:var(--mint);border-color:rgba(38,224,184,.35);background:rgba(38,224,184,.1);}
.badge-blue{color:#8FB6FF;border-color:rgba(76,141,255,.32);background:rgba(76,141,255,.1);}
.badge-amber{color:var(--amber);border-color:rgba(255,196,107,.32);background:rgba(255,196,107,.1);}

/* ---------- 面包屑 ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;line-height:1.6;
}
.crumbs a{color:#8FA3B6;transition:var(--t);}
.crumbs a:hover{color:var(--mint);}
.crumbs .sep{color:rgba(255,255,255,.18);}
.crumbs .current{color:#C6D3E0;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章头部 ---------- */
.article-hero{padding:132px 0 0;position:relative;z-index:1;}
.article-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;
  background:url('/assets/images/backpic/back-1.webp') center top / cover no-repeat;
  opacity:.14;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent 82%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.95),transparent 82%);
}
.article-badges{display:flex;flex-wrap:wrap;gap:10px;align-items:center;}
.article-title{
  font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.28;
  max-width:940px;margin:18px 0 20px;letter-spacing:.02em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.article-meta strong{color:#C6D3E0;font-weight:600;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.24);}
.title-rule{
  height:1px;margin:30px 0 0;
  background:linear-gradient(90deg,rgba(38,224,184,.65),rgba(76,141,255,.35),transparent);
}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 236px;gap:48px;
  align-items:start;margin-top:56px;padding-bottom:8px;
}
.article-card{
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  border:1px solid var(--line);border-radius:var(--r-panel);
  padding:40px 40px 44px;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.article-card::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(38,224,184,.45),transparent);
}
.article-card::after{
  content:"";position:absolute;top:0;left:0;width:64px;height:64px;pointer-events:none;
  background:linear-gradient(135deg,rgba(38,224,184,.22),transparent 70%);
  clip-path:polygon(0 0,100% 0,0 100%);
}
.article-body{font-size:16px;line-height:1.85;color:var(--text);word-break:break-word;}
.article-body > *:first-child{margin-top:0;}
.article-body > * + *{margin-top:1.1em;}
.article-body h2{
  font-size:clamp(22px,2.4vw,28px);line-height:1.42;font-weight:700;
  color:var(--head);margin-top:40px;margin-bottom:16px;letter-spacing:.02em;
}
.article-body h3{font-size:20px;line-height:1.45;color:var(--head);font-weight:700;margin-top:28px;margin-bottom:12px;}
.article-body h4{font-size:17px;color:var(--head);margin-top:22px;margin-bottom:10px;}
.article-body p{color:var(--text);}
.article-body strong{color:#E4EDF5;font-weight:600;}
.article-body a{color:var(--mint);text-decoration:underline;text-underline-offset:3px;transition:var(--t);}
.article-body a:hover{color:#6BF0D4;}
.article-body ul,.article-body ol{line-height:1.7;}
.article-body ul li{position:relative;padding-left:18px;margin:8px 0;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--mint);box-shadow:0 0 8px var(--glow);
}
.article-body ol{counter-reset:li;padding-left:0;}
.article-body ol li{position:relative;padding-left:30px;margin:10px 0;counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.18em;
  display:grid;place-items:center;width:20px;height:20px;border-radius:7px;
  font-size:12px;font-weight:700;color:var(--mint);
  background:rgba(38,224,184,.12);border:1px solid rgba(38,224,184,.28);
}
.article-body blockquote{
  margin:26px 0;padding:20px 22px;border-left:3px solid var(--mint);
  background:rgba(38,224,184,.06);border-radius:0 14px 14px 0;color:#C9D7E5;
}
.article-body blockquote p{color:#C9D7E5;margin:0;}
.article-body img{
  max-width:100%;height:auto;border-radius:var(--r-img);
  border:1px solid var(--line);margin:24px 0 10px;transition:var(--t);
}
.article-body img:hover{border-color:rgba(38,224,184,.4);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;font-size:14px;line-height:1.7;
  border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:24px 0;
}
.article-body th{
  background:var(--panel-2);color:var(--head);text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line);font-weight:600;
}
.article-body td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.05);}
.article-body tr:last-child td{border-bottom:0;}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.022);}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0;}

/* ---------- 侧栏 ---------- */
.article-aside{position:sticky;top:104px;display:flex;flex-direction:column;gap:18px;}
.aside-card{
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;position:relative;overflow:hidden;
}
.aside-card::before{
  content:"";position:absolute;left:0;top:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(38,224,184,.45),transparent);
}
.aside-title{
  font-size:13px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;
  margin-bottom:14px;font-weight:600;
}
.aside-links{display:flex;flex-direction:column;gap:2px;}
.aside-links a{
  display:block;padding:9px 10px;border-radius:10px;font-size:13.5px;color:#9FB0C2;
  transition:var(--t);line-height:1.5;
}
.aside-links a:hover{color:var(--mint);background:rgba(38,224,184,.08);transform:translateX(2px);}
.aside-note{font-size:13px;line-height:1.75;color:#8FA3B6;}
.aside-note strong{color:var(--head);display:block;margin-bottom:8px;font-size:14px;}

/* ---------- 空状态 ---------- */
.empty-state{
  text-align:center;padding:64px 16px;
  display:flex;flex-direction:column;align-items:center;gap:16px;
}
.empty-icon{
  display:grid;place-items:center;width:64px;height:64px;border-radius:20px;
  border:1px solid rgba(38,224,184,.28);background:rgba(38,224,184,.08);color:var(--mint);
}
.empty-state p{color:var(--muted);font-size:15px;}

/* ---------- 继续了解 ---------- */
.related{padding:80px 0 0;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px;}
.related-head h2{font-size:clamp(22px,3vw,30px);}
.related-head p{font-size:14px;color:var(--muted);margin-top:8px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;transition:var(--t);box-shadow:0 10px 30px rgba(0,0,0,.28);
}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(38,224,184,.35);box-shadow:0 18px 44px rgba(0,0,0,.45);}
.rel-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t),border-color var(--t);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-thumb .badge{position:absolute;top:12px;left:12px;backdrop-filter:blur(8px);background:rgba(5,9,15,.72);}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:16.5px;line-height:1.5;}
.rel-body p{font-size:13.5px;line-height:1.7;color:var(--muted);}
.rel-more{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--mint);font-weight:600;
}
.rel-more svg{transition:transform var(--t);}
.rel-card:hover .rel-more svg{transform:translateX(4px);}
.related-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}

/* ---------- 底部 CTA 条 ---------- */
.cta-strip{margin-top:80px;position:relative;z-index:1;}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:34px 38px;border-radius:var(--r-panel);
  background:linear-gradient(120deg,rgba(38,224,184,.14),rgba(76,141,255,.09) 60%,rgba(255,255,255,.03));
  border:1px solid rgba(38,224,184,.22);box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.cta-inner::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(38,224,184,.22),transparent 70%);pointer-events:none;
}
.cta-inner h2{font-size:clamp(20px,2.6vw,26px);margin-bottom:8px;}
.cta-inner p{font-size:14px;color:#9FB0C2;max-width:52ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;padding:64px 0 0;border-top:1px solid var(--line);
  background:var(--panel);position:relative;z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.35fr;gap:32px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:var(--muted);max-width:34ch;}
.f-col h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#8FA3B6;margin-bottom:16px;font-weight:600;}
.f-col a{display:block;font-size:13.5px;color:var(--muted);padding:6px 0;transition:var(--t);}
.f-col a:hover{color:var(--mint);transform:translateX(3px);}
.compliance{
  border:1px solid var(--line);border-radius:14px;padding:16px;background:rgba(255,255,255,.02);
}
.compliance strong{display:block;font-size:13px;color:var(--amber);margin-bottom:8px;letter-spacing:.04em;}
.compliance p{font-size:12px;line-height:1.8;color:#7D8B9C;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding:20px 0 26px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted);
}
.to-top{color:#8FA3B6;transition:var(--t);}
.to-top:hover{color:var(--mint);}

/* ---------- 移动端抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:90;display:none;}
.drawer.open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(2,6,10,.72);backdrop-filter:blur(4px);}
.drawer-panel{
  position:absolute;left:12px;right:12px;bottom:12px;border-radius:24px;
  background:var(--panel);border:1px solid var(--line);padding:20px;
  box-shadow:0 -10px 60px rgba(0,0,0,.6);
  animation:drawerIn 260ms cubic-bezier(.2,.8,.2,1);
}
@keyframes drawerIn{from{transform:translateY(18px);opacity:0}to{transform:translateY(0);opacity:1}}
.drawer-title{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.drawer-panel a{
  display:block;padding:14px 14px;border-radius:14px;font-size:15px;color:#C6D3E0;
  transition:var(--t);
}
.drawer-panel a:hover,.drawer-panel a.active{background:rgba(38,224,184,.1);color:var(--mint);}
.drawer-panel .btn{width:100%;margin-top:14px;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-aside{position:static;flex-direction:row;flex-wrap:wrap;}
  .aside-card{flex:1 1 240px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .nav-links{display:none;}
  .burger{display:grid;}
  .dock{padding:8px 10px 8px 14px;gap:10px;}
  .brand-sub{display:none;}
  .dock-actions .btn.btn-primary{display:none;}
  .article-hero{padding:110px 0 0;}
  .article-card{padding:26px 20px 30px;border-radius:20px;}
  .article-layout{margin-top:36px;}
  .article-title{margin:14px 0 16px;}
  .crumbs{font-size:12px;}
  .crumbs .current{white-space:normal;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .cta-inner{padding:26px 22px;}
  .related{padding:56px 0 0;}
  .cta-strip{margin-top:56px;}
  .site-footer{margin-top:64px;padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-brand p{max-width:none;}
  .article-body{font-size:15.5px;}
}
@media (max-width:519px){
  .container{padding:0 20px;}
  .dock-wrap{padding:12px 14px;}
  .brand-name{font-size:13px;}
  .article-badges .badge{font-size:11px;}
  .article-meta{font-size:12px;gap:9px;}
  .related-actions .btn,.cta-actions .btn{width:100%;}
  .cta-actions{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .rel-card:hover{transform:none;}
}

/* roulang page: category3 */
:root{
  --bg:#05090F;
  --panel-1:#0A111C;
  --panel-2:#101A28;
  --mint:#26E0B8;
  --blue:#4C8DFF;
  --amber:#FFC46B;
  --head:#F2F7FB;
  --text:#A9B6C6;
  --muted:#6E7C8E;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.045);
  --glow:rgba(38,224,184,.35);
  --radius-panel:24px;
  --radius-card:18px;
  --radius-img:16px;
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
  --t:220ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(70% 50% at 50% 0%, rgba(38,224,184,.12), transparent 70%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:auto, 40px 40px, 40px 40px;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--head);font-weight:700;letter-spacing:.02em;line-height:1.35}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px}
::selection{background:rgba(38,224,184,.28);color:#fff}

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

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;justify-content:center;
  padding:16px 20px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;max-width:1080px;
  display:flex;align-items:center;gap:16px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(10,17,28,.72);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border:1px solid var(--line);
  box-shadow:0 14px 40px rgba(0,0,0,.45);
  transition:background var(--t),box-shadow var(--t);
}
.dock.scrolled{background:rgba(6,11,18,.9);box-shadow:0 18px 50px rgba(0,0,0,.6)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:12px;
  font-size:17px;font-weight:800;color:#04120F;
  background:linear-gradient(135deg,var(--mint),var(--blue));
  box-shadow:0 6px 20px rgba(38,224,184,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{
  font-size:14px;font-weight:800;color:var(--head);
  letter-spacing:.02em;white-space:nowrap;
}
.brand-sub{
  font-size:10px;color:var(--muted);
  letter-spacing:.14em;text-transform:uppercase;
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:14px;color:var(--text);
  border-radius:999px;
  white-space:nowrap;
  transition:color var(--t),background var(--t),box-shadow var(--t);
}
.nav-link:hover{color:var(--head);background:rgba(255,255,255,.05)}
.nav-link.active{
  color:var(--mint);
  background:rgba(38,224,184,.10);
  box-shadow:inset 0 0 0 1px rgba(38,224,184,.28);
}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:4px;height:4px;border-radius:50%;
  transform:translateX(-50%);
  background:var(--mint);
  box-shadow:0 0 8px var(--mint);
}
.dock-actions{display:flex;align-items:center;gap:8px;margin-left:12px;flex-shrink:0}
.icon-btn{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:50%;
  color:var(--text);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:color var(--t),border-color var(--t),background var(--t),transform var(--t);
}
.icon-btn:hover{color:var(--mint);border-color:rgba(38,224,184,.4);background:rgba(38,224,184,.08)}
.icon-btn:active{transform:scale(.94)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  color:#1A1206;
  background:linear-gradient(135deg,#FFD79A,#FFC46B);
  box-shadow:0 8px 24px rgba(255,196,107,.28);
}
.btn-primary:hover{
  filter:brightness(1.07);
  box-shadow:0 10px 32px rgba(255,196,107,.45);
}
.btn-ghost{
  color:var(--head);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.03);
}
.btn-ghost:hover{
  border-color:rgba(38,224,184,.55);
  color:var(--mint);
  background:rgba(38,224,184,.07);
  box-shadow:0 8px 28px rgba(38,224,184,.18);
}
.btn-sm{padding:9px 18px;font-size:13px}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:70;
  display:none;
  background:rgba(3,6,10,.7);
  -webkit-backdrop-filter:blur(4px);
  backdrop-filter:blur(4px);
}
.drawer.open{display:block}
.drawer-panel{
  position:absolute;left:12px;right:12px;bottom:12px;
  padding:18px 16px 22px;
  border-radius:24px;
  background:var(--panel-1);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  animation:drawerUp 260ms var(--ease);
}
@keyframes drawerUp{from{transform:translateY(24px);opacity:0}to{transform:translateY(0);opacity:1}}
.drawer-title{
  font-size:12px;color:var(--muted);letter-spacing:.16em;
  text-transform:uppercase;padding:0 8px 10px;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;
  font-size:16px;color:var(--head);
  border-radius:14px;
  border-bottom:1px solid rgba(255,255,255,.05);
  transition:background var(--t),color var(--t);
}
.drawer-link:last-of-type{border-bottom:0}
.drawer-link:hover,.drawer-link:active{background:rgba(38,224,184,.08);color:var(--mint)}
.drawer-link.on{color:var(--mint);background:rgba(38,224,184,.10)}
.drawer-close{
  position:absolute;top:14px;right:14px;
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  color:var(--text);border:1px solid var(--line);
}

/* ---------- 页面主体 ---------- */
main{display:block;padding-top:96px}
.crumb{
  padding:22px 0 0;
  font-size:13px;color:var(--muted);
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
}
.crumb a{color:var(--muted);transition:color var(--t)}
.crumb a:hover{color:var(--mint)}
.crumb .sep{color:rgba(255,255,255,.2)}
.crumb .now{color:var(--text)}

/* ---------- Hero ---------- */
.hero{padding:38px 0 8px}
.hero-inner{
  position:relative;
  border-radius:var(--radius-panel);
  border:1px solid var(--line);
  background:
    radial-gradient(80% 120% at 12% 0%, rgba(38,224,184,.14), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  box-shadow:var(--shadow);
  padding:44px 40px 40px;
  overflow:hidden;
}
.hero-inner::after{
  content:"";position:absolute;right:-80px;top:-80px;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle, rgba(76,141,255,.20), transparent 65%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:12px;letter-spacing:.14em;
  color:var(--mint);
  background:rgba(38,224,184,.10);
  border:1px solid rgba(38,224,184,.28);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint)}
.hero-title{
  margin:20px 0 16px;
  font-size:clamp(30px,5vw,52px);
  font-weight:800;
  line-height:1.2;
  color:var(--head);
  max-width:20em;
}
.hero-lead{
  max-width:62ch;
  font-size:16px;line-height:1.85;
  color:var(--text);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.chips{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:30px;padding-top:24px;
  border-top:1px solid var(--line);
}
.chip{
  padding:8px 16px;
  border-radius:999px;
  font-size:13px;
  color:var(--text);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.chip:hover{color:var(--mint);border-color:rgba(38,224,184,.4)}
.chip.on{
  color:#04120F;
  font-weight:700;
  background:linear-gradient(135deg,var(--mint),#1ec6a4);
  border-color:transparent;
  box-shadow:0 6px 20px rgba(38,224,184,.3);
}

/* ---------- 通用版块 ---------- */
.section{padding:92px 0}
.section.tight{padding:64px 0}
.sec-head{margin-bottom:38px;max-width:70ch}
.sec-head .kicker{
  display:inline-block;
  font-size:12px;letter-spacing:.16em;
  color:var(--mint);
  margin-bottom:12px;
}
.sec-title{
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  color:var(--head);
}
.sec-sub{margin-top:12px;font-size:15px;color:var(--text)}

/* ---------- Bento 栅格 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.bento-card{
  position:relative;
  display:flex;flex-direction:column;
  border-radius:var(--radius-panel);
  border:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.018)),
    var(--panel-1);
  box-shadow:0 12px 36px rgba(0,0,0,.35);
  overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.bento-card::before{
  content:"";position:absolute;left:0;top:0;
  width:56px;height:1px;
  background:linear-gradient(90deg,rgba(38,224,184,.9),transparent);
  opacity:.7;
}
.bento-card:hover{
  transform:translateY(-3px);
  border-color:rgba(38,224,184,.35);
  box-shadow:0 18px 48px rgba(0,0,0,.5);
}
.bento-big{grid-column:span 2;grid-row:span 2}
.bento-small{grid-column:span 2}
.bento-wide{grid-column:span 4;flex-direction:row;align-items:stretch}
.bento-media{
  position:relative;
  overflow:hidden;
  background:var(--panel-2);
}
.bento-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 520ms var(--ease),filter var(--t);
}
.bento-card:hover .bento-media img{transform:scale(1.03);filter:saturate(1.08)}
.bento-big .bento-media{height:270px;flex:0 0 auto}
.bento-small .bento-media{height:158px;flex:0 0 auto}
.bento-wide .bento-media{width:40%;flex:0 0 40%;min-height:100%}
.bento-badge{
  position:absolute;left:14px;top:14px;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;font-weight:700;
  color:#04120F;
  background:rgba(38,224,184,.92);
  box-shadow:0 6px 18px rgba(0,0,0,.35);
}
.bento-body{
  padding:24px 26px 26px;
  display:flex;flex-direction:column;gap:12px;
  flex:1 1 auto;
}
.bento-body h3{font-size:20px;font-weight:700;color:var(--head)}
.bento-body p{font-size:14.5px;line-height:1.85;color:var(--text);margin:0}
.bento-list{display:flex;flex-direction:column;gap:10px;margin-top:2px}
.bento-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text);
}
.bento-list li .tick{
  flex:0 0 18px;width:18px;height:18px;margin-top:3px;
  border-radius:50%;
  display:grid;place-items:center;
  color:var(--mint);
  background:rgba(38,224,184,.12);
  border:1px solid rgba(38,224,184,.3);
  font-size:10px;font-weight:800;
}
.bento-foot{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-top:auto;padding-top:14px;
  border-top:1px solid var(--line);
}
.tag{
  font-size:12px;color:var(--mint);
  padding:4px 10px;border-radius:999px;
  background:rgba(38,224,184,.10);
  border:1px solid rgba(38,224,184,.25);
}
.tag.blue{color:#9DC0FF;background:rgba(76,141,255,.12);border-color:rgba(76,141,255,.3)}
.tag.amber{color:var(--amber);background:rgba(255,196,107,.1);border-color:rgba(255,196,107,.28)}
.link-arrow{
  margin-left:auto;
  font-size:13px;color:var(--mint);
  display:inline-flex;align-items:center;gap:6px;
  transition:gap var(--t),color var(--t);
}
.link-arrow:hover{gap:10px}

/* ---------- 指标条 ---------- */
.metrics{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  padding:26px;
  border-radius:var(--radius-panel);
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  box-shadow:var(--shadow);
}
.metric{
  padding:18px 20px;
  border-radius:var(--radius-card);
  background:rgba(5,9,15,.5);
  border:1px solid rgba(255,255,255,.06);
  transition:border-color var(--t),transform var(--t);
}
.metric:hover{border-color:rgba(38,224,184,.35);transform:translateY(-2px)}
.metric-num{
  font-family:"SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
  font-variant-numeric:tabular-nums;
  font-size:clamp(24px,3vw,32px);
  font-weight:800;
  color:var(--mint);
  line-height:1.2;
}
.metric-num small{font-size:13px;font-weight:700;color:var(--text);margin-left:4px}
.metric-label{margin-top:6px;font-size:13px;color:var(--muted)}

/* ---------- 步骤 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.step{
  position:relative;
  padding:26px 22px;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.012));
  transition:border-color var(--t),transform var(--t),box-shadow var(--t);
}
.step:hover{
  border-color:rgba(38,224,184,.35);
  transform:translateY(-3px);
  box-shadow:0 16px 40px rgba(0,0,0,.45);
}
.step-no{
  font-family:"SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;
  font-variant-numeric:tabular-nums;
  font-size:13px;font-weight:700;
  color:var(--amber);
  letter-spacing:.1em;
}
.step h3{margin:10px 0 8px;font-size:18px;color:var(--head)}
.step p{font-size:14px;color:var(--text);line-height:1.8;margin:0}

/* ---------- FAQ ---------- */
.faq{
  border-radius:var(--radius-panel);
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.012));
  overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;
  text-align:left;
  font-size:16px;font-weight:600;color:var(--head);
  transition:color var(--t),background var(--t);
}
.faq-q:hover{color:var(--mint);background:rgba(38,224,184,.05)}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.16);
  color:var(--mint);
  font-size:15px;line-height:1;
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  border-color:rgba(38,224,184,.5);
  background:rgba(38,224,184,.12);
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 320ms var(--ease);
}
.faq-item.open .faq-a{max-height:320px}
.faq-a-inner{
  max-width:72ch;
  padding:0 26px 24px;
  font-size:14.5px;line-height:1.85;color:var(--text);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  padding:40px;
  border-radius:var(--radius-panel);
  border:1px solid rgba(38,224,184,.25);
  background:
    radial-gradient(70% 140% at 0% 0%, rgba(38,224,184,.16), transparent 60%),
    linear-gradient(120deg, rgba(16,26,40,.95), rgba(10,17,28,.95));
  box-shadow:var(--shadow);
  overflow:hidden;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);color:var(--head)}
.cta-band p{margin-top:10px;font-size:15px;color:var(--text);max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(10,17,28,.9), rgba(5,9,15,.98));
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:32px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text);max-width:38ch}
.f-col h4{
  font-size:13px;letter-spacing:.14em;
  color:var(--head);margin-bottom:14px;
}
.f-col a{
  display:block;
  font-size:14px;color:var(--text);
  padding:6px 0;
  transition:color var(--t),transform var(--t);
}
.f-col a:hover{color:var(--mint);transform:translateX(3px)}
.compliance{
  padding:16px 18px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.07);
  background:rgba(255,255,255,.02);
}
.compliance strong{display:block;font-size:13px;color:var(--amber);margin-bottom:8px;letter-spacing:.06em}
.compliance p{font-size:12.5px;line-height:1.8;color:var(--muted)}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--muted);
}
.to-top{
  color:var(--mint);
  font-size:12.5px;
  padding:6px 12px;border-radius:999px;
  border:1px solid rgba(38,224,184,.28);
  transition:background var(--t),box-shadow var(--t);
}
.to-top:hover{background:rgba(38,224,184,.1);box-shadow:0 6px 20px rgba(38,224,184,.2)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .burger{display:grid}
  .dock-actions{margin-left:auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr))}
  .bento-big{grid-column:span 2;grid-row:auto}
  .bento-small{grid-column:span 1}
  .bento-wide{grid-column:span 2;flex-direction:column}
  .bento-wide .bento-media{width:100%;flex:0 0 auto;height:210px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  main{padding-top:88px}
  .container{padding:0 20px}
  .hero-inner{padding:30px 22px 28px}
  .section{padding:56px 0}
  .section.tight{padding:44px 0}
  .bento{grid-template-columns:1fr}
  .bento-big,.bento-small,.bento-wide{grid-column:span 1}
  .bento-big .bento-media{height:210px}
  .bento-small .bento-media{height:170px}
  .bento-wide .bento-media{height:190px}
  .bento-body{padding:20px}
  .metrics{grid-template-columns:1fr;padding:18px}
  .steps{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .faq-q{padding:18px 18px;font-size:15px}
  .faq-a-inner{padding:0 18px 20px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .site-footer{padding:48px 0 22px;margin-top:64px}
  .footer-bottom{font-size:12px}
  .brand-name{font-size:13px}
  .brand-sub{font-size:9px;letter-spacing:.1em}
}
@media (max-width:520px){
  .dock{padding:8px 10px;gap:10px}
  .brand-mark{width:34px;height:34px;flex-basis:34px;font-size:15px;border-radius:10px}
  .hero-actions .btn{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .dock-actions .btn-sm{padding:8px 14px;font-size:12px}
  .metric{padding:14px 16px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .bento-card:hover,.step:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --bg:#05090F;
  --panel:#0A111C;
  --panel-2:#101A28;
  --mint:#26E0B8;
  --mint-deep:#14B894;
  --blue:#4C8DFF;
  --amber:#FFC46B;
  --text:#F2F7FB;
  --body:#A9B6C6;
  --muted:#6E7C8E;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(38,224,184,.35);
  --glass:rgba(255,255,255,.045);
  --glow:rgba(38,224,184,.35);
  --r-panel:24px;
  --r-card:18px;
  --r-img:16px;
  --shadow:0 18px 48px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(60% 42% at 50% -8%, rgba(38,224,184,.14), rgba(5,9,15,0) 70%),
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:auto, 40px 40px, 40px 40px;
  background-position:center top, center top, center top;
  color:var(--body);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--text);margin:0;font-weight:800;letter-spacing:.02em;line-height:1.28}
p{margin:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
a:focus-visible,button:focus-visible,.chip:focus-visible,input:focus-visible{
  outline:2px solid var(--mint);
  outline-offset:2px;
  border-radius:8px;
}
::selection{background:rgba(38,224,184,.28);color:#04120f}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.site-main{padding-top:126px}

/* ---------- Dock 导航 ---------- */
.dock-wrap{
  position:fixed;top:0;left:0;right:0;z-index:80;
  display:flex;justify-content:center;
  padding:16px 20px;pointer-events:none;
}
.dock{
  pointer-events:auto;position:relative;
  width:100%;max-width:1080px;
  display:flex;align-items:center;gap:16px;
  padding:10px 14px 10px 12px;
  border-radius:999px;
  background:rgba(10,17,28,.72);
  -webkit-backdrop-filter:blur(18px) saturate(1.2);
  backdrop-filter:blur(18px) saturate(1.2);
  border:1px solid var(--line);
  box-shadow:0 12px 32px rgba(0,0,0,.32);
  transition:background .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.dock.scrolled{
  background:rgba(8,14,23,.92);
  box-shadow:0 18px 48px rgba(0,0,0,.5);
  border-color:rgba(255,255,255,.12);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  display:grid;place-items:center;
  width:34px;height:34px;border-radius:11px;
  background:linear-gradient(140deg,var(--mint),var(--blue));
  color:#04120f;font-weight:800;font-size:16px;
  box-shadow:0 6px 18px rgba(38,224,184,.3);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{color:var(--text);font-size:14px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-sub{color:var(--muted);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;margin-top:3px}
.nav-links{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;margin-right:auto;
}
.nav-link{
  position:relative;
  padding:8px 14px;border-radius:999px;
  font-size:14px;color:var(--body);white-space:nowrap;
  transition:color .2s var(--ease), background .2s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{
  color:var(--mint);font-weight:700;
  background:rgba(38,224,184,.12);
}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:1px;
  width:4px;height:4px;border-radius:50%;
  transform:translateX(-50%);
  background:var(--mint);
  box-shadow:0 0 10px 2px rgba(38,224,184,.6);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--body);cursor:pointer;
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--mint);border-color:var(--line-strong);background:rgba(38,224,184,.1)}
.icon-btn:active{transform:scale(.94)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease), box-shadow .22s var(--ease), background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), filter .2s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--mint),var(--mint-deep));
  color:#04120f;
  box-shadow:0 10px 26px rgba(38,224,184,.26);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 8px 32px rgba(38,224,184,.45)}
.btn-primary:active{transform:translateY(0) scale(.985)}
.btn-ghost{
  background:transparent;border-color:var(--line);color:var(--text);
}
.btn-ghost:hover{border-color:var(--line-strong);color:var(--mint);background:rgba(38,224,184,.07)}
.btn-ghost:active{transform:scale(.985)}
.btn-amber{
  background:linear-gradient(135deg,#FFC46B,#F7A93F);
  color:#2A1A05;
  box-shadow:0 10px 26px rgba(255,196,107,.22);
}
.btn-amber:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 8px 30px rgba(255,196,107,.38)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0 0}
.section-head{max-width:800px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--mint);text-transform:uppercase;
}
.kicker::before{content:"";width:22px;height:1px;background:var(--mint);opacity:.6}
.section-title{font-size:clamp(24px,3vw,34px);margin-top:14px}
.section-sub{color:var(--muted);font-size:15px;margin-top:14px;max-width:70ch;line-height:1.85}

/* ---------- Hero ---------- */
.hero{padding:0}
.hero-panel{
  position:relative;overflow:hidden;
  border-radius:28px;
  border:1px solid rgba(255,255,255,.1);
  background:linear-gradient(180deg,rgba(16,26,40,.94),rgba(8,14,23,.97));
  box-shadow:var(--shadow);
  padding:60px 48px 46px;
  text-align:center;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.26;
}
.hero-panel::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(70% 120% at 50% 0%, rgba(38,224,184,.17), rgba(5,9,15,0) 62%),
    linear-gradient(180deg, rgba(5,9,15,.25), rgba(5,9,15,.9));
}
.hero-inner{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  border:1px solid rgba(38,224,184,.35);
  background:rgba(38,224,184,.1);
  color:var(--mint);
  font-size:13px;font-weight:700;letter-spacing:.08em;
}
.hero-title{
  font-size:clamp(30px,5vw,52px);
  line-height:1.22;
  max-width:900px;margin:20px auto 0;
}
.hero-lede{
  max-width:740px;margin:20px auto 0;
  color:var(--body);font-size:clamp(15px,1.6vw,17px);line-height:1.85;
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:30px}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px;text-align:left}
.stat{
  padding:16px 18px;border-radius:14px;
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  transition:border-color .2s var(--ease), transform .2s var(--ease);
}
.stat:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.stat b{
  display:block;color:var(--mint);
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
  font-size:clamp(20px,2.4vw,27px);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;line-height:1.3;
}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:4px}

/* ---------- 筛选胶囊 ---------- */
.chip-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--body);font-size:14px;cursor:pointer;
  transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--line-strong);color:var(--text);background:rgba(38,224,184,.07)}
.chip.active{
  background:rgba(38,224,184,.14);
  border-color:rgba(38,224,184,.5);
  color:var(--mint);font-weight:700;
}
.chip-dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.7}

/* ---------- 交错图文列表 ---------- */
.frow-list{display:flex;flex-direction:column;gap:26px;margin-top:42px}
.frow{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,3fr);
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,26,40,.72),rgba(10,17,28,.88));
  overflow:hidden;
  transition:transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.frow:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.frow.reverse{grid-template-columns:minmax(0,3fr) minmax(0,2fr)}
.frow.reverse .frow-media{order:2}
.frow-media{position:relative;min-height:300px;overflow:hidden;background:var(--panel-2)}
.frow-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.frow:hover .frow-media img{transform:scale(1.03)}
.frow-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(5,9,15,.15),rgba(10,17,28,.6));
}
.frow-tag{
  position:absolute;top:16px;left:16px;z-index:2;
  padding:5px 12px;border-radius:999px;
  background:rgba(5,9,15,.72);
  border:1px solid rgba(38,224,184,.4);
  color:var(--mint);font-size:12px;font-weight:700;letter-spacing:.06em;
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}
.frow-body{padding:34px 38px;display:flex;flex-direction:column;justify-content:center}
.frow-body h3{font-size:21px;margin-top:10px}
.frow-body > p{margin-top:12px;font-size:15px;color:var(--body);line-height:1.85}
.check-list{list-style:none;display:grid;gap:10px;margin-top:18px}
.check-list li{position:relative;padding-left:24px;font-size:14.5px;color:var(--body);line-height:1.7}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(38,224,184,.14);
}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:22px;color:var(--mint);font-size:14px;font-weight:700;
  transition:gap .2s var(--ease), color .2s var(--ease);
}
.text-link:hover{gap:14px;color:#5CF0CF}

/* ---------- 对照表 ---------- */
.table-wrap{
  margin-top:38px;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--panel);
  box-shadow:0 12px 36px rgba(0,0,0,.28);
}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:660px}
thead th{
  background:rgba(38,224,184,.08);
  color:var(--text);font-weight:700;text-align:left;
  padding:15px 20px;font-size:13.5px;letter-spacing:.05em;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
tbody td{
  padding:15px 20px;
  border-bottom:1px solid rgba(255,255,255,.05);
  color:var(--body);vertical-align:top;line-height:1.75;
}
tbody td:first-child{color:var(--text);font-weight:700;white-space:nowrap}
tbody tr:nth-child(even){background:rgba(255,255,255,.022)}
tbody tr:hover{background:rgba(38,224,184,.06)}
tbody tr:last-child td{border-bottom:0}
.table-note{font-size:13px;color:var(--muted);margin-top:14px}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px}
.flow-step{
  position:relative;
  padding:26px 22px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--glass);
  transition:transform .22s var(--ease), border-color .22s var(--ease), background .22s var(--ease);
}
.flow-step:hover{transform:translateY(-3px);border-color:var(--line-strong);background:rgba(38,224,184,.06)}
.flow-step b{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:11px;
  background:rgba(38,224,184,.14);
  border:1px solid rgba(38,224,184,.28);
  color:var(--mint);
  font-family:"SFMono-Regular",Consolas,monospace;
  font-size:15px;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.flow-step h3{font-size:17px;margin-bottom:8px}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq{margin-top:34px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;
  background:none;border:0;
  color:var(--text);font-size:16.5px;font-weight:700;text-align:left;
  cursor:pointer;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--mint)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);
  display:grid;place-items:center;
  color:var(--mint);
  transition:transform .26s var(--ease), background .26s var(--ease), border-color .26s var(--ease);
}
.faq-icon svg{display:block}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:rgba(38,224,184,.14);
  border-color:rgba(38,224,184,.42);
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{max-width:72ch;margin:0 0 22px;color:var(--body);font-size:15px;line-height:1.85}
.faq-tip{font-size:13px;color:var(--muted);margin-top:18px}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--r-panel);
  border:1px solid rgba(38,224,184,.22);
  background:
    radial-gradient(80% 140% at 12% 0%, rgba(38,224,184,.16), rgba(5,9,15,0) 62%),
    linear-gradient(180deg,rgba(16,26,40,.92),rgba(8,14,23,.96));
  padding:48px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.7vw,30px);max-width:22ch}
.cta-band p{margin-top:14px;color:var(--body);font-size:15px;max-width:54ch;line-height:1.85}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:90px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,17,28,.6),rgba(5,9,15,1));
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.4fr;gap:32px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.85;margin-top:16px;max-width:38ch}
.f-col h4{font-size:14px;color:var(--text);margin-bottom:14px;letter-spacing:.06em}
.f-col a{display:block;font-size:14px;color:var(--muted);padding:6px 0;transition:color .2s var(--ease), transform .2s var(--ease)}
.f-col a:hover{color:var(--mint);transform:translateX(3px)}
.compliance{border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:rgba(255,255,255,.022)}
.compliance strong{display:block;font-size:13.5px;color:var(--amber);margin-bottom:8px}
.compliance p{font-size:12.5px;line-height:1.78;color:var(--muted)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.to-top{color:var(--body);transition:color .2s var(--ease)}
.to-top:hover{color:var(--mint)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;row-gap:36px}
  .footer-grid .f-col:last-child{grid-column:1 / -1}
}
@media (max-width:900px){
  .site-main{padding-top:106px}
  .dock{flex-wrap:wrap}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    margin:0;padding:10px;
    border-radius:20px;
    background:rgba(8,14,23,.97);
    border:1px solid var(--line);
    box-shadow:0 18px 48px rgba(0,0,0,.5);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .24s var(--ease), transform .24s var(--ease), visibility .24s;
  }
  .dock.open .nav-links{opacity:1;visibility:visible;transform:none}
  .nav-link{padding:13px 16px;border-radius:12px;font-size:15px}
  .nav-link.active::after{display:none}
  .dock-actions{margin-left:auto}
  .burger{display:inline-flex}
  .hero-panel{padding:44px 26px 34px;border-radius:22px}
  .frow,.frow.reverse{grid-template-columns:1fr}
  .frow.reverse .frow-media{order:0}
  .frow-media{min-height:220px}
  .frow-body{padding:26px 24px 30px}
  .flow{grid-template-columns:repeat(2,1fr)}
  .cta-band{padding:36px 28px}
}
@media (max-width:768px){
  .section{padding:58px 0 0}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
  .site-footer{margin-top:64px;padding-top:48px}
}
@media (max-width:560px){
  .container{padding:0 18px}
  .dock-wrap{padding:12px 12px}
  .brand-name{font-size:12.5px;white-space:normal;line-height:1.25}
  .brand-sub{font-size:8.5px;letter-spacing:.1em}
  .brand-mark{width:30px;height:30px;border-radius:9px;font-size:14px}
  .hero-title{font-size:clamp(26px,7.6vw,34px)}
  .hero-actions .btn{width:100%}
  .flow{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .faq-q{font-size:15.5px;padding:20px 2px}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .frow:hover,.flow-step:hover,.stat:hover,.btn:hover{transform:none}
}