/* roulang page: index */
:root{
  --bg-0:#05141d;
  --bg-1:#0a2130;
  --bg-2:#102e3f;
  --bg-footer:#04101a;
  --line:rgba(120,200,210,.14);
  --line-strong:rgba(120,200,210,.28);
  --brand-1:#23e0c8;
  --brand-2:#ffb547;
  --text-1:#eaf6f8;
  --text-2:#9fb6c2;
  --text-3:#6c8794;
  --warn:#ff7a59;
  --radius-card:16px;
  --radius-sm:10px;
  --radius-img:20px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04), 0 18px 40px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  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:var(--brand-1);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:#7ef3e4;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:680;letter-spacing:-.01em;line-height:1.18;color:var(--text-1);}
p{margin:0 0 1.1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media(min-width:1440px){.container{max-width:1280px;}}
.section{padding:100px 0;}
.section-tight{padding:72px 0;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,2.6vw,36px);}
.section-kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.14em;color:var(--brand-1);text-transform:uppercase;margin-bottom:14px;}
.section-kicker::after{content:"";width:48px;height:1px;background:linear-gradient(90deg,var(--brand-1),transparent);}
.section-desc{color:var(--text-2);max-width:620px;font-size:15px;margin-top:12px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;background:transparent;color:var(--text-1);
  transition:all .2s var(--ease);white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#23e0c8,#18b8b4);
  color:#03221f;
  box-shadow:0 0 0 1px rgba(35,224,200,.5),0 0 24px rgba(35,224,200,.28);
}
.btn-primary:hover{color:#03221f;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(35,224,200,.6),0 0 32px rgba(35,224,200,.45);}
.btn-primary:active{transform:none;box-shadow:0 0 0 1px rgba(35,224,200,.5);}
.btn-ghost{border-color:var(--line-strong);color:var(--text-1);background:rgba(255,255,255,.02);}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);background:rgba(35,224,200,.06);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-1);}
.text-link:hover{gap:10px;}

.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--brand-2);background:rgba(255,181,71,.12);border:1px solid rgba(255,181,71,.22);
}
.badge-soft{color:var(--brand-1);background:rgba(35,224,200,.1);border-color:rgba(35,224,200,.22);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:transparent;
  transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 14px 30px -24px rgba(0,0,0,.9);
}
.nav-shell{
  max-width:1280px;margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:56px;}
.nav-left{display:flex;align-items:center;gap:32px;min-width:0;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-1);font-weight:700;font-size:17px;letter-spacing:.01em;}
.brand:hover{color:var(--text-1);}
.brand-mark{
  width:32px;height:32px;flex:0 0 32px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(35,224,200,.9),rgba(255,181,71,.85));
  color:#04191a;font-size:13px;font-weight:800;letter-spacing:-.02em;
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;color:var(--text-2);font-size:15px;font-weight:500;padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--brand-1),rgba(35,224,200,.2));
  transition:width .25s var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--text-1);}
.nav-link.is-active::after{width:100%;}
.nav-split{width:1px;align-self:stretch;margin:14px 0;background:linear-gradient(180deg,transparent,rgba(120,200,210,.32),transparent);}
.nav-right{display:flex;align-items:center;gap:12px;padding-left:8px;}
.nav-right::before{content:"";position:absolute;right:0;top:0;bottom:0;width:44%;pointer-events:none;
  background:linear-gradient(90deg,rgba(35,224,200,0),rgba(35,224,200,.05));}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-2);
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-1);border-color:var(--line-strong);background:rgba(35,224,200,.08);}
.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.04);
  border:1px solid var(--line);color:var(--text-1);place-items:center;
}
.hamburger:hover{color:var(--brand-1);border-color:var(--line-strong);}

.mobile-drawer{
  position:fixed;inset:0;z-index:200;background:rgba(5,20,29,.98);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:28px 24px 40px;display:flex;flex-direction:column;
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-1);
}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{
  color:var(--text-1);font-size:18px;font-weight:600;padding:14px 0;
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand-1);}
.drawer-foot{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:14px;}
.drawer-foot .btn{width:100%;}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:132px 0 84px;
  background:
    radial-gradient(900px 540px at 82% 8%,rgba(35,224,200,.10),transparent 60%),
    radial-gradient(700px 480px at 8% 92%,rgba(255,181,71,.07),transparent 65%),
    var(--bg-0);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:60px;align-items:center;min-height:620px;}
.hero-copy{max-width:560px;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.06em;color:var(--brand-1);
  background:rgba(35,224,200,.09);border:1px solid rgba(35,224,200,.22);margin-bottom:22px;
}
.hero-tag i{font-size:9px;}
.hero h1{font-size:clamp(30px,4.2vw,52px);margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--brand-1);}
.hero-sub{font-size:17px;color:var(--text-2);line-height:1.85;max-width:520px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;padding-top:28px;border-top:1px solid var(--line);}
.hero-stat b{display:block;font-size:24px;font-weight:700;color:var(--brand-2);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.hero-stat span{font-size:13px;color:var(--text-3);}
.hero-visual{position:relative;}
.hero-media{
  position:relative;border-radius:var(--radius-img);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);aspect-ratio:4/5;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,20,29,0) 45%,rgba(5,20,29,.72));}
.hero-float{
  position:absolute;right:-12px;bottom:26px;width:min(300px,86%);
  padding:18px 20px;border-radius:16px;
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-card);
}
.hero-float strong{display:block;font-size:15px;margin-bottom:6px;}
.hero-float span{font-size:13px;color:var(--text-2);line-height:1.65;}

/* ---------- Claim bar ---------- */
.claim-bar{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0;}
.claim-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;}
.claim-phrase{font-size:clamp(19px,2vw,24px);font-weight:680;letter-spacing:-.01em;}
.claim-tags{display:flex;flex-wrap:wrap;gap:10px;}

/* ---------- Story ---------- */
.story-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.story-text p{color:var(--text-2);font-size:16px;}
.story-quote{
  border-left:3px solid var(--brand-1);padding:4px 0 4px 18px;margin:24px 0 0;
  color:var(--text-1);font-size:16px;font-weight:600;
}
.story-media{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);aspect-ratio:5/6;}
.story-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.story-media:hover img{transform:scale(1.04);}

/* ---------- Featured ---------- */
.featured-grid{display:grid;grid-template-columns:5fr 7fr;gap:30px;align-items:stretch;}
.card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(35,224,200,.5);}
.card-cover{position:relative;overflow:hidden;}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.card:hover .card-cover img{transform:scale(1.04);}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:19px;line-height:1.45;}
.card-body p{color:var(--text-2);font-size:14.5px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3);}
.featured-main .card-cover{aspect-ratio:16/10;}
.featured-main .card-body h3{font-size:22px;}
.featured-side{display:flex;flex-direction:column;gap:30px;}
.card-row{flex-direction:row;flex:1;}
.card-row .card-cover{flex:0 0 200px;width:200px;}
.card-row .card-body{padding:20px 22px;}
.card-row .card-body h3{font-size:17.5px;}

/* ---------- Trust ---------- */
.trust-nums{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.trust-num{padding:34px 24px;position:relative;}
.trust-num + .trust-num::before{content:"";position:absolute;left:0;top:22%;bottom:22%;width:1px;background:var(--line);}
.trust-num b{display:block;font-size:40px;font-weight:700;color:var(--brand-2);font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.02em;}
.trust-num span{display:block;font-size:13px;color:var(--text-2);margin-top:8px;}
.trust-bottom{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:30px;align-items:center;margin-top:36px;}
.quote-card{
  padding:26px 28px;border-radius:var(--radius-card);
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.quote-card p{font-size:16px;margin:0 0 10px;color:var(--text-1);}
.quote-card cite{font-style:normal;font-size:13px;color:var(--text-3);}
.trust-badges{display:flex;flex-direction:column;gap:12px;}

/* ---------- News (CMS) ---------- */
.news-section{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.news-card{
  display:flex;gap:20px;padding:18px;border-radius:var(--radius-card);
  background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--shadow-card);
  color:inherit;transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(35,224,200,.5);color:inherit;}
.news-thumb{flex:0 0 168px;width:168px;height:112px;border-radius:12px;overflow:hidden;background:var(--bg-1);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{min-width:0;display:flex;flex-direction:column;gap:8px;}
.news-top{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3);}
.news-body h3{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:14px;color:var(--text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.empty-state{
  border:1px dashed var(--line-strong);border-radius:var(--radius-card);padding:52px 24px;text-align:center;
}
.empty-state p{color:var(--text-2);margin-bottom:20px;}

/* ---------- FAQ ---------- */
.faq-wrap{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;color:var(--text-1);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 0 24px 16px;font-size:17px;font-weight:600;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:3px;border-radius:3px;
  background:var(--brand-1);opacity:.35;transition:opacity .2s var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-icon{
  position:relative;width:18px;height:18px;flex:0 0 18px;
  transition:transform .25s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-1);border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:8px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;transition:opacity .25s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a-inner{padding:0 16px 22px 16px;}
.faq-a-inner p{font-size:15px;color:var(--text-2);margin:0;}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:20px;padding:44px 40px;
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-card);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:36px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px;}
.cta-band p{color:var(--text-2);font-size:15px;margin:0;}
.sub-form{display:flex;gap:10px;align-items:flex-end;}
.sub-field{flex:1;min-width:0;}
.sub-field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;}
.sub-field input{
  width:100%;height:48px;padding:0 16px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  color:var(--text-1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-field input::placeholder{color:var(--text-3);}
.sub-field input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(35,224,200,.16);}
.sub-field.has-error input{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,122,89,.14);}
.sub-form .btn{border-radius:0 10px 10px 0;height:48px;min-height:48px;}
.sub-msg{font-size:12.5px;margin:10px 0 0;color:var(--text-3);}
.sub-msg.is-error{color:var(--warn);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--bg-footer);border-top:1px solid var(--line);
  padding:72px 0 0;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(35,224,200,.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);max-width:280px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-2);
}
.footer-social a:hover{color:var(--brand-1);border-color:var(--line-strong);}
.footer-col h4{font-size:15px;margin-bottom:18px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:var(--text-2);display:inline-block;transition:transform .2s var(--ease),color .2s var(--ease);}
.footer-col a:hover{color:var(--text-1);transform:translateX(2px);}
.footer-contact li{font-size:14px;color:var(--text-2);margin-bottom:12px;display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--brand-1);margin-top:5px;}
.footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- Responsive ---------- */
@media(max-width:1023px){
  .nav-links{display:none;}
  .nav-split{display:none;}
  .nav-right .btn-primary{display:none;}
  .hamburger{display:grid;}
  .hero{padding:112px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;min-height:0;}
  .hero-copy{max-width:none;}
  .hero-float{right:16px;bottom:16px;}
  .story-grid{grid-template-columns:1fr;gap:36px;}
  .featured-grid{grid-template-columns:1fr;}
  .card-row .card-cover{flex:0 0 180px;width:180px;}
  .trust-nums{grid-template-columns:repeat(2,1fr);}
  .trust-num + .trust-num::before{display:none;}
  .trust-num:nth-child(n+3){border-top:1px solid var(--line);}
  .trust-bottom{grid-template-columns:1fr;}
  .trust-badges{flex-direction:row;flex-wrap:wrap;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
}
@media(max-width:640px){
  .container{padding:0 18px;}
  .nav-shell{padding:0 18px;}
  .brand-text{font-size:16px;}
  .hero{padding:100px 0 56px;}
  .hero-sub{font-size:16px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-stats{gap:24px;}
  .hero-float{position:static;width:100%;margin-top:16px;right:auto;bottom:auto;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .news-card{flex-direction:column;gap:14px;}
  .news-thumb{flex:none;width:100%;height:180px;}
  .card-row{flex-direction:column;}
  .card-row .card-cover{flex:none;width:100%;}
  .trust-nums{grid-template-columns:1fr;}
  .sub-form{flex-direction:column;align-items:stretch;}
  .sub-form .btn{border-radius:999px;width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:flex-start;}
}

/* roulang page: article */
:root{
  --bg-0:#05141d; --bg-1:#0a2130; --bg-2:#102e3f; --bg-3:#04101a;
  --line:rgba(120,200,210,.14); --line-strong:rgba(120,200,210,.28);
  --brand-1:#23e0c8; --brand-2:#ffb547; --warn:#ff7a59;
  --text-1:#eaf6f8; --text-2:#9fb6c2; --text-3:#6c8794;
  --r-card:16px; --r-media:12px; --r-input:10px; --r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px -20px rgba(0,0,0,.6);
  --sh-2:0 0 0 1px rgba(35,224,200,.5),0 0 24px rgba(35,224,200,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gap:24px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;background:var(--bg-0);color:var(--text-1);
  font-family:var(--font);font-size:16px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0 0 .6em;font-weight:650;letter-spacing:-.01em;line-height:1.18;color:var(--text-1);}
h1{font-size:clamp(30px,4.2vw,56px);}
h2{font-size:clamp(24px,2.6vw,36px);}
h3{font-size:20px;}
p{margin:0 0 1.2em;color:var(--text-2);}
a{color:var(--brand-1);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:#7ff5e6;}
img{max-width:100%;height:auto;display:block;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}
.tabnum{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:height .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset;
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:72px;position:relative;
}
.site-header.is-scrolled .nav-inner{height:60px;}
.nav-left{display:flex;align-items:center;gap:28px;min-width:0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,rgba(35,224,200,.22),rgba(255,181,71,.16));
  border:1px solid var(--line-strong);
  color:var(--brand-1);font-weight:700;font-size:13px;letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.brand-text{font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:8px 12px;font-size:15px;color:var(--text-2);
  border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand-1);border-radius:2px;width:0;transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:calc(100% - 24px);}
.nav-link.is-active{color:var(--text-1);}
.nav-link.is-active::after{width:calc(100% - 24px);}
.nav-divider{
  position:absolute;left:0;right:0;top:0;bottom:0;pointer-events:none;
}
.nav-divider::before{
  content:"";position:absolute;left:50%;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,transparent,var(--line-strong),transparent);
  opacity:.7;
}
.nav-right{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:transparent;
  color:var(--text-2);cursor:pointer;transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--text-1);border-color:var(--line-strong);background:rgba(255,255,255,.04);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:all .2s var(--ease);
  white-space:nowrap;min-height:44px;letter-spacing:0;
}
.btn-primary{
  background:linear-gradient(140deg,#23e0c8,#19b8a6);color:#04201c;
  box-shadow:var(--sh-2);
}
.btn-primary:hover{color:#031715;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(35,224,200,.55),0 0 32px rgba(35,224,200,.4);}
.btn-primary:active{transform:none;box-shadow:0 0 0 1px rgba(35,224,200,.45);}
.btn-ghost{
  background:transparent;color:var(--text-1);border:1px solid var(--line-strong);
}
.btn-ghost:hover{color:var(--text-1);border-color:var(--brand-1);background:rgba(35,224,200,.06);}
.btn-sm{padding:9px 18px;font-size:14px;min-height:40px;}
.hamburger{display:none;}
.drawer{
  position:fixed;inset:0;z-index:90;background:rgba(4,16,26,.98);
  backdrop-filter:blur(12px);
  transform:translateY(-100%);transition:transform .32s var(--ease);
  padding:88px 24px 40px;overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);}
.drawer-close{
  position:absolute;top:20px;right:20px;width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--line);background:transparent;
  color:var(--text-1);font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:0;}
.drawer-nav a{
  font-size:18px;color:var(--text-1);padding:14px 4px;border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand-1);}
.drawer-cta{margin-top:28px;}

/* ---------- 面包屑与文章头部 ---------- */
main{padding-top:72px;}
.crumb-band{padding:28px 0 0;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;line-height:1.6;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand-1);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}
.breadcrumb .current{color:var(--text-2);}
.section-tag{
  display:flex;align-items:center;gap:14px;margin-bottom:18px;
}
.section-tag span{
  font-size:13px;font-weight:600;color:var(--brand-1);letter-spacing:.08em;
  text-transform:uppercase;white-space:nowrap;
}
.section-tag::after{content:"";flex:1;height:1px;background:var(--line);}

.article-head{padding-bottom:22px;}
.article-head h1{
  font-size:clamp(28px,3.6vw,46px);margin-bottom:20px;max-width:920px;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  font-size:13.5px;color:var(--text-2);padding-bottom:20px;
  border-bottom:1px solid var(--line);
}
.meta-row .dot{color:var(--text-3);opacity:.5;}
.meta-row i{color:var(--brand-1);margin-right:6px;font-size:12px;}

/* ---------- 正文阅读区 ---------- */
.article-body-wrap{display:flex;justify-content:center;padding:40px 0 0;}
.article-body{width:100%;max-width:800px;}
.article-body > p:first-of-type::first-letter{
  font-size:2.6em;line-height:1;float:left;padding:6px 12px 0 0;color:var(--brand-2);
}
.article-body p{font-size:17px;line-height:1.9;color:var(--text-2);margin:0 0 1.2em;}
.article-body h2{
  font-size:clamp(21px,2.2vw,27px);margin:2em 0 .8em;
  border-left:3px solid var(--brand-1);padding-left:12px;
}
.article-body h3{font-size:19px;margin:1.6em 0 .6em;color:var(--text-1);}
.article-body strong{color:var(--text-1);font-weight:650;}
.article-body blockquote{
  margin:1.8em 0;padding:18px 22px 18px 20px;
  border-left:3px solid var(--brand-1);
  background:rgba(255,255,255,.03);
  border-radius:0 var(--r-media) var(--r-media) 0;
  color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:1.4em;}
.article-body li{margin-bottom:.5em;color:var(--text-2);font-size:16.5px;line-height:1.85;}
.article-body ul li::marker{color:var(--brand-1);}
.article-body ol li::marker{color:var(--brand-1);font-weight:600;}
.article-body img{
  width:100%;border-radius:var(--r-media);margin:1.6em 0;
  border:1px solid var(--line);
}
.article-body figure{margin:1.8em 0;}
.article-body figcaption{
  text-align:center;font-size:13px;color:var(--text-3);margin-top:10px;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.8em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--r-media);overflow:hidden;
}
.article-body th,.article-body td{
  padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);
}
.article-body th{background:rgba(35,224,200,.08);color:var(--text-1);font-weight:650;}
.article-body tbody tr:nth-child(odd){background:rgba(255,255,255,.02);}
.article-body tbody tr:last-child td{border-bottom:none;}
.article-body a{color:var(--brand-1);border-bottom:1px solid rgba(35,224,200,.35);}
.article-body a:hover{border-bottom-color:var(--brand-1);}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0;}

.tag-row{
  display:flex;flex-wrap:wrap;gap:10px;margin:40px 0 0;
  padding-top:26px;border-top:1px solid var(--line);
}
.tag-pill{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,181,71,.12);color:var(--brand-2);
  font-size:13px;border:1px solid rgba(255,181,71,.22);
}
.empty-state{
  padding:56px 24px;text-align:center;border:1px dashed var(--line-strong);
  border-radius:var(--r-card);background:var(--bg-1);
}
.empty-state p{font-size:16px;color:var(--text-2);margin-bottom:22px;}

/* ---------- 相关推荐 ---------- */
.related{padding:80px 0 0;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:block;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--brand-1);}
.rel-media{position:relative;overflow:hidden;aspect-ratio:16/10;}
.rel-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rel-card:hover .rel-media img{transform:scale(1.04);}
.rel-body{padding:18px 20px 22px;}
.rel-body h3{
  font-size:16.5px;line-height:1.5;margin-bottom:8px;color:var(--text-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body time{font-size:13px;color:var(--text-3);}
.badge{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,181,71,.12);color:var(--brand-2);font-size:12px;
  border:1px solid rgba(255,181,71,.2);
}
.rel-media .badge{position:absolute;top:12px;left:12px;z-index:2;}

/* ---------- 返回 ---------- */
.back-row{
  display:flex;justify-content:center;padding:56px 0 96px;
}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 96px;}
.cta-card{
  border-radius:var(--r-card);padding:44px 40px;
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-card h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:8px;}
.cta-card p{margin:0;font-size:15px;color:var(--text-2);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-3);border-top:1px solid var(--line);padding:72px 0 32px;
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand-1),transparent);opacity:.5;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-2);margin-bottom:22px;max-width:280px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);color:var(--text-2);
  transition:all .2s var(--ease);
}
.footer-social a:hover{color:var(--brand-1);border-color:var(--brand-1);background:rgba(35,224,200,.07);}
.footer-col h4{font-size:14px;color:var(--text-1);margin-bottom:18px;font-weight:650;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:var(--text-2);display:inline-block;transition:all .2s var(--ease);}
.footer-col a:hover{color:var(--text-1);transform:translateX(2px);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2);}
.footer-contact i{color:var(--brand-1);margin-top:5px;font-size:13px;}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-right .btn-contact{display:none;}
  .hamburger{display:inline-flex;}
  .nav-divider::before{display:none;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .nav-inner{height:64px;}
  .brand-text{font-size:15.5px;}
  main{padding-top:64px;}
  .article-body > p:first-of-type::first-letter{font-size:2.1em;padding:5px 10px 0 0;}
  .article-body p{font-size:16px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-card{padding:32px 24px;flex-direction:column;align-items:flex-start;}
  .cta-card .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --bg-0:#05141d;
  --bg-1:#0a2130;
  --bg-2:#102e3f;
  --line:rgba(120,200,210,.14);
  --brand-1:#23e0c8;
  --brand-2:#ffb547;
  --text-1:#eaf6f8;
  --text-2:#9fb6c2;
  --text-3:#6c8794;
  --warn:#ff7a59;
  --radius-card:16px;
  --radius-sm:10px;
  --shadow:0 1px 0 rgba(255,255,255,.04), 0 18px 40px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gap-sec:104px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;background:transparent;}
a:hover{color:var(--brand-1);}
h1,h2,h3,h4{margin:0;color:var(--text-1);font-weight:680;letter-spacing:-.01em;line-height:1.18;}
h1{font-size:clamp(30px,4.2vw,50px);}
h2{font-size:clamp(24px,2.6vw,34px);}
h3{font-size:20px;}
p{margin:0 0 18px;color:var(--text-2);}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;}
::selection{background:rgba(35,224,200,.28);color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 22px;}
.section{padding:var(--gap-sec) 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:transparent;
  transition:background .28s var(--ease),backdrop-filter .28s var(--ease),border-color .28s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:64px;transition:height .28s var(--ease);
}
.site-header.is-scrolled .header-inner{height:56px;}
.header-left{display:flex;align-items:center;gap:36px;min-width:0;}
.header-right{
  position:relative;display:flex;align-items:center;gap:14px;
  padding-left:22px;
}
.header-right::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:22px;
  background:linear-gradient(180deg,transparent,rgba(35,224,200,.45),transparent);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(145deg,rgba(35,224,200,.9),rgba(35,224,200,.35));
  color:#04141b;font-weight:800;font-size:14px;letter-spacing:.02em;
  box-shadow:0 0 18px rgba(35,224,200,.25);
}
.brand-text{font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:0;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;font-size:15px;color:var(--text-2);
  padding:6px 0;transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-1);border-radius:2px;
  transition:width .24s var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{color:var(--text-1);}
.nav-link.is-active::after{width:100%;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-1);border-color:rgba(35,224,200,.5);transform:translateY(-1px);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  color:var(--text-1);align-items:center;justify-content:center;font-size:17px;
}
.drawer{
  position:fixed;inset:0;z-index:200;background:rgba(5,20,29,.98);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:26px 24px 40px;display:none;flex-direction:column;
}
.drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:34px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text-1);font-size:18px;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{
  font-size:18px;color:var(--text-2);padding:14px 0;border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.drawer-links a:hover,.drawer-links a.is-active{color:var(--brand-1);padding-left:6px;}
.drawer-cta{margin-top:auto;padding-top:28px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  padding:14px 26px;border-radius:12px;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px;}
.btn-primary{
  background:linear-gradient(140deg,#2bf0d6,#15c3ad);
  color:#04181d;
  box-shadow:0 0 0 1px rgba(35,224,200,.5),0 0 24px rgba(35,224,200,.28);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(35,224,200,.6),0 0 32px rgba(35,224,200,.42);color:#04181d;}
.btn-primary:active{transform:none;box-shadow:0 0 0 1px rgba(35,224,200,.45);}
.btn-ghost{
  background:transparent;border-color:rgba(159,182,194,.34);color:var(--text-1);
}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px);}
.btn-ghost:active{transform:none;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--brand-2);background:rgba(255,181,71,.12);
  border:1px solid rgba(255,181,71,.2);
}
.badge-teal{color:var(--brand-1);background:rgba(35,224,200,.12);border-color:rgba(35,224,200,.22);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  padding:7px 16px;border-radius:999px;font-size:13px;color:var(--text-2);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;color:var(--brand-1);letter-spacing:.08em;font-weight:600;
  margin-bottom:14px;
}
.eyebrow::after{content:"";flex:1;height:1px;background:var(--line);min-width:40px;}
.eyebrow-line{display:flex;align-items:center;gap:16px;}
.eyebrow-line::after{content:"";flex:1;height:1px;background:var(--line);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);padding-top:104px;margin-bottom:26px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand-1);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--text-2);}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding-bottom:72px;
  background:
    linear-gradient(180deg,rgba(5,20,29,.72),rgba(5,20,29,.94) 60%,var(--bg-0) 100%),
    radial-gradient(900px 420px at 78% 0%,rgba(35,224,200,.16),transparent 66%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line),transparent);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:52px;align-items:end;}
.page-hero h1{margin-bottom:20px;}
.page-lead{font-size:17px;color:var(--text-2);max-width:620px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:rgba(16,46,63,.68);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.hero-stat{padding:22px 18px;border-right:1px solid var(--line);}
.hero-stat:last-child{border-right:0;}
.hero-stat .num{
  font-size:30px;font-weight:700;color:var(--brand-2);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.hero-stat .lbl{font-size:13px;color:var(--text-3);margin-top:6px;}

/* ---------- 速报条 ---------- */
.ticker{
  background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.ticker-inner{
  display:flex;align-items:center;gap:28px;padding:22px 0;flex-wrap:wrap;
}
.ticker-label{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:700;color:var(--brand-1);letter-spacing:.06em;
  flex-shrink:0;
}
.ticker-list{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.section-head .sub{font-size:14px;color:var(--text-3);margin-top:10px;}
.link-more{
  font-size:14px;color:var(--brand-1);white-space:nowrap;
  display:inline-flex;align-items:center;gap:7px;
}
.link-more:hover{gap:11px;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:38px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,rgba(35,224,200,.45),var(--line) 28%,var(--line) 72%,rgba(255,181,71,.28));
}
.tl-item{position:relative;padding-bottom:32px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-32px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--brand-1);
  box-shadow:0 0 0 4px rgba(35,224,200,.12);
  transition:box-shadow .2s var(--ease);
}
.tl-item:hover::before{box-shadow:0 0 0 6px rgba(35,224,200,.2);}
.tl-card{
  display:block;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px 24px;
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(35,224,200,.55);}
.tl-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px;}
.tl-date{
  font-size:13px;color:var(--brand-2);font-weight:700;
  font-variant-numeric:tabular-nums;letter-spacing:.03em;
}
.tl-card h3{font-size:18px;margin-bottom:8px;}
.tl-card p{font-size:14.5px;color:var(--text-2);margin:0;}

/* ---------- 排行 ---------- */
.rank-panel{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow);
}
.rank-item{
  display:flex;align-items:center;gap:16px;padding:16px 22px;
  border-bottom:1px solid var(--line);
  transition:background .2s var(--ease),padding-left .2s var(--ease);
}
.rank-item:last-child{border-bottom:0;}
.rank-item:hover{background:rgba(35,224,200,.05);padding-left:28px;}
.rank-no{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
  color:var(--text-3);background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.rank-item:nth-child(-n+3) .rank-no{color:#04141b;background:linear-gradient(140deg,#ffcd7a,#e9a333);border-color:transparent;}
.rank-title{flex:1;min-width:0;font-size:15px;color:var(--text-1);}
.rank-sub{font-size:13px;color:var(--text-3);margin-top:2px;}
.rank-score{
  font-size:16px;font-weight:700;color:var(--brand-2);
  font-variant-numeric:tabular-nums;flex-shrink:0;
}
.rank-note{font-size:13px;color:var(--text-3);margin-top:16px;}

/* ---------- 关注要点 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center;}
.figure{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:4/3;
}
.figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.figure:hover img{transform:scale(1.04);}
.figure-caption{
  position:absolute;left:16px;right:16px;bottom:16px;
  padding:12px 16px;border-radius:12px;font-size:13px;color:var(--text-1);
  background:linear-gradient(140deg,rgba(255,255,255,.1),rgba(255,255,255,.03));
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.point-list{display:flex;flex-direction:column;gap:0;}
.point{
  display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);
}
.point:last-child{border-bottom:0;}
.point i{color:var(--brand-1);font-size:16px;margin-top:5px;}
.point h4{font-size:16px;margin-bottom:6px;}
.point p{font-size:14.5px;margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;color:var(--text-1);
  text-align:left;font-size:16.5px;font-weight:600;
  padding:22px 0 22px 18px;position:relative;line-height:1.5;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--brand-1);
}
.faq-q:hover{color:var(--brand-1);}
.faq-q .faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;color:var(--brand-1);
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(135deg);background:rgba(35,224,200,.14);}
.faq-a{display:none;padding:0 40px 20px 18px;}
.faq-item.is-open .faq-a{display:block;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:22px;padding:44px;
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1), 0 24px 50px -24px rgba(0,0,0,.7);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;
}
.cta-band h2{margin-bottom:12px;}
.cta-form{display:flex;gap:0;align-items:flex-end;}
.field{flex:1;}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;}
.field input{
  width:100%;padding:14px 16px;border-radius:10px 0 0 10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  color:var(--text-1);font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{
  outline:none;border-color:var(--brand-1);
  box-shadow:0 0 0 3px rgba(35,224,200,.16);
}
.cta-form .btn{border-radius:0 10px 10px 0;padding:14px 24px;}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#04101a;border-top:1px solid var(--line);position:relative;
  padding:72px 0 30px;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(35,224,200,.5),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand p{font-size:13.5px;color:var(--text-3);margin:16px 0 20px;max-width:280px;}
.footer-social{display:flex;gap:12px;}
.footer-social a{
  width:38px;height:38px;border-radius:11px;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{color:var(--brand-1);border-color:rgba(35,224,200,.5);transform:translateY(-2px);}
.footer-col h4{font-size:15px;margin-bottom:18px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul a{font-size:14px;color:var(--text-2);display:inline-block;transition:color .2s var(--ease),transform .2s var(--ease);}
.footer-col ul a:hover{color:var(--text-1);transform:translateX(2px);}
.footer-contact li{display:flex;gap:10px;font-size:13.5px;color:var(--text-3);align-items:flex-start;}
.footer-contact i{margin-top:5px;color:var(--brand-1);}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 浮动按钮 ---------- */
.fab{
  position:fixed;right:22px;bottom:26px;z-index:110;
  width:48px;height:48px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(16,46,63,.9);border:1px solid var(--line);color:var(--brand-1);
  box-shadow:0 12px 30px -14px rgba(0,0,0,.8);
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.fab.is-visible{opacity:1;visibility:visible;}
.fab:hover{transform:translateY(-3px);border-color:rgba(35,224,200,.5);}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .header-left{gap:24px;}
  .nav-links{gap:20px;}
}
@media (max-width:1023px){
  :root{--gap-sec:76px;}
  .nav-links{display:none;}
  .header-right .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;align-items:start;}
  .split{grid-template-columns:1fr;gap:34px;}
  .cta-band{grid-template-columns:1fr;gap:28px;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .breadcrumb{padding-top:88px;}
}
@media (max-width:639px){
  :root{--gap-sec:58px;}
  .container{padding:0 18px;}
  .section-tight{padding:52px 0;}
  .hero-stats{grid-template-columns:1fr;}
  .hero-stat{border-right:0;border-bottom:1px solid var(--line);}
  .hero-stat:last-child{border-bottom:0;}
  .timeline{padding-left:26px;}
  .timeline::before{left:7px;}
  .tl-item::before{left:-26px;top:8px;width:10px;height:10px;}
  .tl-card{padding:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-band{padding:26px 20px;border-radius:18px;}
  .cta-form{flex-direction:column;align-items:stretch;gap:12px;}
  .field input{border-radius:10px;}
  .cta-form .btn{border-radius:10px;width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .fab{right:16px;bottom:18px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#05141d;
  --bg-1:#0a2130;
  --bg-2:#102e3f;
  --bg-3:#04101a;
  --line:rgba(120,200,210,.14);
  --line-strong:rgba(120,200,210,.28);
  --brand-1:#23e0c8;
  --brand-2:#ffb547;
  --warn:#ff7a59;
  --text-1:#eaf6f8;
  --text-2:#9fb6c2;
  --text-3:#6c8794;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04),0 18px 40px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --gutter:30px;
  --section-y:110px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:680;letter-spacing:-.01em;line-height:1.18}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
p{margin:0}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1440px){.container{max-width:1280px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
  transition:all .2s var(--ease);
}
.btn-primary{
  color:#03211d;
  background:linear-gradient(135deg,#3df0d8,#12bfa9);
  box-shadow:0 0 0 1px rgba(35,224,200,.5),0 0 24px rgba(35,224,200,.28);
}
.btn-primary:hover{box-shadow:0 0 0 1px rgba(35,224,200,.6),0 0 32px rgba(35,224,200,.42);transform:translateY(-1px)}
.btn-primary:active{transform:none;box-shadow:0 0 0 1px rgba(35,224,200,.45)}
.btn-ghost{
  color:var(--text-1);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.02);
}
.btn-ghost:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px)}
.btn-ghost:active{transform:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12.5px;line-height:1.4;font-weight:600;
  color:var(--brand-2);background:rgba(255,181,71,.12);
}
.badge-soft{color:var(--brand-1);background:rgba(35,224,200,.12)}
.badge-line{color:var(--text-2);background:rgba(255,255,255,.05)}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background .25s var(--ease),backdrop-filter .25s var(--ease),border-color .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.nav-shell{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:64px;transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:56px}
.nav-left{display:flex;align-items:center;gap:34px;min-width:0}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;letter-spacing:.02em;color:#04211d;
  background:linear-gradient(135deg,#4bf2dc,#12bfa9);
  box-shadow:0 0 18px rgba(35,224,200,.35);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;color:var(--text-1)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{
  position:relative;padding:6px 0;font-size:15px;color:var(--text-2);
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand-1);border-radius:2px;transition:width .25s var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--text-1)}
.nav-link.is-active::after{width:100%}
.nav-right{
  display:flex;align-items:center;gap:12px;padding-left:26px;
  border-left:1px solid transparent;
  border-image:linear-gradient(180deg,transparent,var(--line-strong),transparent) 1;
  background:linear-gradient(90deg,rgba(35,224,200,0),rgba(35,224,200,.05));
}
.icon-btn{
  width:44px;height:44px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line);
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-1);border-color:var(--brand-1)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);color:var(--text-1);align-items:center;justify-content:center}
.nav-toggle i{font-size:18px}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:80;background:rgba(4,16,26,.98);
  backdrop-filter:blur(10px);
  display:flex;flex-direction:column;padding:24px 22px 32px;
  transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.mobile-drawer.is-open{opacity:1;transform:none;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--text-1)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  font-size:18px;color:var(--text-1);padding:12px 0;
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--brand-1)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}

/* ---------- 内页首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:150px 0 78px;
  background:
    linear-gradient(180deg,rgba(5,20,29,.72),rgba(5,20,29,.94)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-60px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(35,224,200,.18),transparent 68%);
  pointer-events:none;
}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--brand-1)}
.breadcrumb .sep{opacity:.6}
.breadcrumb .current{color:var(--text-2)}
.kicker{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.14em;color:var(--brand-1);
  text-transform:uppercase;margin-bottom:18px;
}
.kicker::before{content:"";width:26px;height:2px;background:var(--brand-1);border-radius:2px}
.page-hero h1{
  font-size:clamp(30px,4.2vw,52px);
  max-width:840px;
}
.hero-lead{
  margin-top:20px;max-width:720px;
  font-size:16.5px;color:var(--text-2);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-panel{
  margin-top:38px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  padding:26px 28px;border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1),0 18px 40px -24px rgba(0,0,0,.7);
}
.hero-panel .panel-item{border-left:1px solid var(--line);padding-left:20px}
.hero-panel .panel-item:first-child{border-left:0;padding-left:0}
.panel-num{
  font-size:30px;font-weight:700;color:var(--brand-2);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.panel-label{font-size:13px;color:var(--text-2);margin-top:6px}

/* ---------- 板块通用 ---------- */
.section{padding:var(--section-y) 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:30px;
  margin-bottom:48px;
}
.section-head .titles{max-width:720px}
.section-title{font-size:clamp(24px,2.6vw,34px);margin-top:12px}
.section-desc{margin-top:14px;color:var(--text-2);font-size:15.5px}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;color:var(--brand-1);white-space:nowrap;
  transition:gap .2s var(--ease);
}
.text-link:hover{gap:12px}

/* ---------- 杂志瀑布流 ---------- */
.mag-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:28px;
  padding-bottom:36px;
}
.mag-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  display:flex;flex-direction:column;
}
.mag-card:nth-child(even){transform:translateY(24px)}
.mag-card:hover{transform:translateY(-4px);border-color:var(--brand-1)}
.mag-card:nth-child(even):hover{transform:translateY(20px)}
.card-media{
  position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--bg-1);
}
.card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s var(--ease);
}
.mag-card:hover .card-media img{transform:scale(1.04)}
.heat{
  position:absolute;left:16px;top:16px;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#2a1a02;background:linear-gradient(135deg,#ffd089,#ffb547);
  box-shadow:0 6px 18px -8px rgba(255,181,71,.7);
}
.media-play{
  position:absolute;right:16px;bottom:16px;
  width:44px;height:44px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-1);border:1px solid rgba(255,255,255,.28);
  background:rgba(4,20,29,.55);backdrop-filter:blur(6px);
  transition:all .2s var(--ease);
}
.mag-card:hover .media-play{color:#04211d;background:var(--brand-1);border-color:var(--brand-1)}
.card-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--text-3)}
.card-title{
  font-size:20px;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-excerpt{
  font-size:14.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--text-3);
}
.card-foot .enter{color:var(--brand-1);display:inline-flex;align-items:center;gap:6px}
.mag-card:hover .card-foot .enter{gap:10px}

/* ---------- 要点排行 ---------- */
.rank-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
.rank-list{border-top:1px solid var(--line)}
.rank-item{
  display:flex;gap:20px;align-items:flex-start;
  padding:20px 0;border-bottom:1px solid var(--line);
  transition:transform .2s var(--ease);
}
.rank-item:hover{transform:translateX(4px)}
.rank-no{
  font-size:22px;font-weight:700;color:var(--brand-2);
  font-variant-numeric:tabular-nums;min-width:38px;
}
.rank-main h3{font-size:17px;line-height:1.5}
.rank-main p{font-size:14px;color:var(--text-2);margin-top:6px}
.rank-aside{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-card);
}
.rank-aside h3{font-size:18px;margin-bottom:18px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;font-size:14.5px;color:var(--text-2);
  border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--brand-1);margin-top:6px;font-size:13px}

/* ---------- FAQ ---------- */
.faq-wrap{
  max-width:920px;margin:0 auto;
  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 0 22px 18px;text-align:left;
  position:relative;font-size:17px;font-weight:600;color:var(--text-1);
  transition:color .2s var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:3px;border-radius:3px;
  background:var(--brand-1);opacity:.75;
}
.faq-q:hover{color:var(--brand-1)}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand-1);border:1px solid var(--line-strong);font-size:13px;
  transition:transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:var(--brand-1);color:#04211d;border-color:var(--brand-1)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a-inner{padding:0 0 22px 18px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:780px}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--radius-lg);
  padding:52px 54px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
  background:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1),0 24px 50px -30px rgba(0,0,0,.8);
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px)}
.cta-band p{margin-top:14px;color:var(--text-2);font-size:15.5px;max-width:520px}
.cta-actions{display:flex;justify-content:flex-end;align-items:center;gap:14px;flex-wrap:wrap}
.cta-form{display:flex;gap:0;width:100%;max-width:460px;margin-left:auto}
.cta-form input{
  flex:1;min-width:0;height:52px;padding:0 16px;
  color:var(--text-1);background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);border-right:0;
  border-radius:var(--radius-sm) 0 0 var(--radius-sm);
  outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(35,224,200,.18)}
.cta-form button{border-radius:0 var(--radius-sm) var(--radius-sm) 0;min-height:52px;padding:0 24px}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:10px;text-align:right}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-3);
  border-top:1px solid var(--line);
  margin-top:0;
  padding:66px 0 26px;
}
.site-footer::before{
  content:"";display:block;height:1px;width:100%;
  background:linear-gradient(90deg,transparent,rgba(35,224,200,.4),transparent);
  margin-top:-67px;margin-bottom:66px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand p{color:var(--text-2);font-size:14px;margin-top:16px;max-width:280px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--text-2);border:1px solid var(--line);
  transition:all .2s var(--ease);
}
.footer-social a:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-2px)}
.footer-col h4{font-size:14px;letter-spacing:.06em;color:var(--text-1);margin-bottom:18px}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--text-2);display:inline-block;transition:all .2s var(--ease)}
.footer-col a:hover{color:var(--text-1);transform:translateX(2px)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);margin-bottom:12px}
.footer-contact i{color:var(--brand-1);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--section-y:72px}
  .nav-links,.nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .page-hero{padding:126px 0 62px}
  .hero-panel{grid-template-columns:repeat(2,1fr);gap:20px}
  .hero-panel .panel-item:nth-child(3){border-left:0;padding-left:0}
  .mag-grid{grid-template-columns:1fr;padding-bottom:0;gap:22px}
  .mag-card:nth-child(even){transform:none}
  .mag-card:nth-child(even):hover{transform:translateY(-4px)}
  .rank-wrap{grid-template-columns:1fr;gap:32px}
  .cta-band{grid-template-columns:1fr;padding:38px 28px}
  .cta-actions{justify-content:flex-start}
  .cta-form{margin-left:0;max-width:none}
  .form-note{text-align:left}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .brand-text{font-size:15.5px}
  .hero-panel{grid-template-columns:1fr;padding:22px}
  .hero-panel .panel-item{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:16px}
  .hero-panel .panel-item:first-child{border-top:0;padding-top:0}
  .section-head{flex-direction:column;align-items:flex-start;gap:18px}
  .card-body{padding:20px}
  .card-title{font-size:18px}
  .faq-q{font-size:15.5px;padding:18px 0 18px 14px}
  .faq-a-inner{padding:0 0 18px 14px}
  .cta-form{flex-direction:column;gap:12px}
  .cta-form input{border-right:1px solid rgba(255,255,255,.12);border-radius:var(--radius-sm)}
  .cta-form button{width:100%;border-radius:var(--radius-sm)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --bg-0:#05141d;
  --bg-1:#0a2130;
  --bg-2:#102e3f;
  --line:rgba(120,200,210,.14);
  --brand-1:#23e0c8;
  --brand-2:#ffb547;
  --text-1:#eaf6f8;
  --text-2:#9fb6c2;
  --text-3:#6c8794;
  --warn:#ff7a59;
  --r-card:16px;
  --r-sm:11px;
  --shadow:0 1px 0 rgba(255,255,255,.04),0 18px 40px -20px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --glass:linear-gradient(140deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
h1,h2,h3,h4{
  margin:0;
  font-weight:680;
  letter-spacing:-.01em;
  line-height:1.18;
  color:var(--text-1);
}
p{margin:0 0 1.1em;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-1);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--text-1);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand-1),#19b8a6);
  color:#04211d;
  box-shadow:0 0 0 1px rgba(35,224,200,.5),0 0 24px rgba(35,224,200,.28);
}
.btn-primary:hover{
  color:#04211d;
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(35,224,200,.6),0 0 32px rgba(35,224,200,.42);
}
.btn-primary:active{transform:none;box-shadow:0 0 0 1px rgba(35,224,200,.45);}
.btn-ghost{
  background:transparent;
  border-color:rgba(35,224,200,.45);
  color:var(--text-1);
}
.btn-ghost:hover{
  border-color:var(--brand-1);
  color:var(--brand-1);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:none;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  height:64px;
  display:flex;
  align-items:center;
  background:linear-gradient(180deg,rgba(5,20,29,.92),rgba(5,20,29,.35));
  transition:height .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  height:56px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  width:100%;
  position:relative;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text-1);
  font-weight:700;
  font-size:17px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand:hover{color:var(--text-1);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  background:linear-gradient(140deg,rgba(35,224,200,.22),rgba(35,224,200,.06));
  border:1px solid rgba(35,224,200,.4);
  color:var(--brand-1);
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  font-variant-numeric:tabular-nums;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  margin-right:auto;
  padding-left:14px;
  border-left:1px solid transparent;
  border-image:linear-gradient(180deg,transparent,rgba(120,200,210,.35),transparent) 1;
}
.nav-link{
  position:relative;
  padding:10px 14px;
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;
  width:0;
  background:var(--brand-1);
  border-radius:2px;
  transition:width .22s var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after{width:calc(100% - 28px);}
.nav-link.is-active{color:var(--text-1);font-weight:600;}
.nav-link.is-active::after{width:calc(100% - 28px);}
.nav-right{
  display:flex;
  align-items:center;
  gap:12px;
  padding-left:18px;
  position:relative;
}
.nav-right::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:1px;height:26px;
  background:linear-gradient(180deg,transparent,rgba(120,200,210,.4),transparent);
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{color:var(--brand-1);border-color:rgba(35,224,200,.5);transform:translateY(-1px);}
.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:44px;height:44px;
  padding:0 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.nav-toggle span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--text-1);
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:80;
  display:none;
  flex-direction:column;
  padding:24px 22px 32px;
  background:rgba(5,20,29,.98);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.mobile-drawer.is-open{display:flex;}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:20px;
  border-bottom:1px solid var(--line);
}
.drawer-close{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text-1);
  font-size:18px;
}
.drawer-links{
  display:flex;
  flex-direction:column;
  margin-top:24px;
}
.drawer-links a{
  padding:14px 2px;
  margin-bottom:12px;
  font-size:18px;
  font-weight:600;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-links a.is-active,
.drawer-links a:hover{color:var(--brand-1);}
.drawer-cta{margin-top:auto;width:100%;}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{
  padding-top:104px;
  padding-bottom:4px;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand-1);}
.breadcrumb .sep{color:rgba(120,200,210,.4);}
.breadcrumb .current{color:var(--text-2);}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;
  margin-top:24px;
  padding:56px 0 52px;
  border-radius:24px;
  overflow:hidden;
  background-image:linear-gradient(120deg,rgba(5,20,29,.94),rgba(5,20,29,.62) 58%,rgba(10,33,48,.55)),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
  border:1px solid var(--line);
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-120px;top:-120px;
  width:360px;height:360px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(35,224,200,.18),transparent 68%);
  pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;max-width:760px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--brand-1);
  text-transform:uppercase;
}
.eyebrow::before{
  content:"";
  width:26px;height:2px;
  background:var(--brand-1);
  border-radius:2px;
}
.cat-hero h1{
  margin:16px 0 14px;
  font-size:clamp(30px,4.2vw,46px);
}
.cat-hero .lead{
  font-size:17px;
  color:var(--text-2);
  max-width:640px;
  margin-bottom:0;
}
.hero-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:var(--brand-2);
  background:rgba(255,181,71,.12);
  border:1px solid rgba(255,181,71,.22);
}
.tag-teal{
  color:var(--brand-1);
  background:rgba(35,224,200,.1);
  border-color:rgba(35,224,200,.24);
}

/* ---------- 主布局：吸顶目录 + 内容 ---------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.layout-wrap{margin-top:4px;}

.toc-panel{
  position:sticky;
  top:96px;
  padding:22px;
  border-radius:var(--r-card);
  background:var(--bg-2);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.toc-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--text-3);
  margin-bottom:14px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;
  padding:10px 12px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-2);
  border-left:2px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.toc-list a:hover,
.toc-list a.is-current{
  color:var(--text-1);
  background:rgba(35,224,200,.08);
  border-left-color:var(--brand-1);
}
.toc-note{
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid var(--line);
  font-size:13px;
  line-height:1.7;
  color:var(--text-3);
}

.content-article{max-width:100%;}
.content-block{
  scroll-margin-top:96px;
  padding-bottom:44px;
  margin-bottom:44px;
  border-bottom:1px solid var(--line);
}
.content-block:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0;}
.block-head{
  display:flex;
  align-items:baseline;
  gap:14px;
  margin-bottom:20px;
}
.block-num{
  font-size:13px;
  font-weight:700;
  color:var(--brand-2);
  font-variant-numeric:tabular-nums;
  letter-spacing:.08em;
}
.content-block h2{
  font-size:clamp(24px,2.6vw,32px);
  position:relative;
  padding-left:14px;
}
.content-block h2::before{
  content:"";
  position:absolute;
  left:0;top:.18em;bottom:.18em;
  width:3px;
  border-radius:3px;
  background:var(--brand-1);
}
.content-block h3{
  font-size:19px;
  margin:26px 0 12px;
  color:var(--text-1);
}
.content-block p{color:var(--text-2);font-size:16px;}

.split{
  display:flex;
  gap:26px;
  align-items:center;
  margin:22px 0 6px;
}
.split .split-text{flex:1 1 58%;min-width:0;}
.split .split-media{flex:1 1 42%;min-width:0;}
.split.is-reverse{flex-direction:row-reverse;}
.split-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:14px;
  border:1px solid var(--line);
  transition:transform .25s var(--ease);
}
.split-media{overflow:hidden;border-radius:14px;}
.split-media:hover img{transform:scale(1.04);}

.step-list{display:flex;flex-direction:column;gap:14px;margin:18px 0 0;}
.step-item{
  display:flex;
  gap:14px;
  padding:16px 18px;
  border-radius:14px;
  background:var(--bg-2);
  border:1px solid var(--line);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.step-item:hover{transform:translateY(-3px);border-color:rgba(35,224,200,.45);}
.step-index{
  flex:0 0 auto;
  width:28px;height:28px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:9px;
  background:rgba(35,224,200,.12);
  color:var(--brand-1);
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step-item h4{font-size:16px;margin-bottom:4px;}
.step-item p{margin:0;font-size:14.5px;color:var(--text-2);line-height:1.75;}

.note-box{
  margin-top:22px;
  padding:16px 18px;
  border-radius:12px;
  border-left:3px solid var(--brand-2);
  background:rgba(255,255,255,.03);
  font-size:14.5px;
  color:var(--text-2);
}
.note-box strong{color:var(--brand-2);font-weight:700;}

.data-strip{
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  padding:22px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  margin:22px 0 4px;
}
.data-cell{min-width:150px;flex:1 1 150px;}
.data-cell .num{
  font-size:30px;
  font-weight:700;
  color:var(--brand-2);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.data-cell .label{font-size:13px;color:var(--text-3);line-height:1.6;}

.inline-links{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:20px;
}
.inline-links a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:999px;
  border:1px solid var(--line);
  font-size:14px;
  color:var(--text-2);
  background:rgba(255,255,255,.02);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.inline-links a:hover{color:var(--brand-1);border-color:rgba(35,224,200,.5);transform:translateY(-2px);}

/* ---------- FAQ ---------- */
.faq-section{
  padding:76px 0;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.faq-head{margin-bottom:26px;max-width:640px;}
.faq-head h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:10px;}
.faq-head p{color:var(--text-2);margin:0;}

.accordion{
  background:transparent;
  border:none;
  border-top:1px solid var(--line);
}
.accordion .accordion-item{
  background:transparent;
  border-bottom:1px solid var(--line);
}
.accordion .accordion-title{
  position:relative;
  display:block;
  padding:20px 52px 20px 18px;
  background:transparent;
  border:none;
  font-size:17px;
  font-weight:600;
  color:var(--text-1);
  box-shadow:inset 3px 0 0 var(--brand-1);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.accordion .accordion-title:hover{background:rgba(35,224,200,.05);}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  margin:0;
  width:auto;
  height:auto;
  transform:translateY(-50%);
  color:var(--brand-1);
  font-size:20px;
  line-height:1;
  transition:transform .22s var(--ease);
}
.accordion .accordion-title[aria-expanded="true"]::before{
  content:"−";
  transform:translateY(-50%) rotate(180deg);
}
.accordion .accordion-content{
  padding:0 18px 18px 18px;
  background:transparent;
  border:none;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}

/* ---------- CTA ---------- */
.cta-section{padding:76px 0 88px;}
.cta-card{
  position:relative;
  padding:44px 40px;
  border-radius:22px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid rgba(255,255,255,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow);
  overflow:hidden;
}
.cta-card::after{
  content:"";
  position:absolute;
  left:-80px;bottom:-120px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,181,71,.14),transparent 70%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-copy{max-width:600px;}
.cta-copy h2{font-size:clamp(23px,2.4vw,30px);margin-bottom:10px;}
.cta-copy p{margin:0;color:var(--text-2);font-size:15.5px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#04101a;
  border-top:1px solid var(--line);
  position:relative;
  padding-top:60px;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:-1px;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(35,224,200,.5),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:36px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{
  font-size:13.5px;
  color:var(--text-3);
  max-width:260px;
  line-height:1.75;
}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:11px;
  border:1px solid var(--line);
  color:var(--text-2);
  background:rgba(255,255,255,.02);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.footer-social a:hover{color:var(--brand-1);border-color:rgba(35,224,200,.5);transform:translateY(-2px);}
.footer-col h4{
  font-size:14px;
  letter-spacing:.06em;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:13.5px;
  color:var(--text-3);
  display:inline-block;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.footer-col a:hover{color:var(--text-1);transform:translateX(2px);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--text-3);
  line-height:1.7;
}
.footer-contact i{color:var(--brand-1);margin-top:5px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  padding:20px 0 26px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-right .btn{display:none;}
  .breadcrumb-bar{padding-top:92px;}
  .section{padding:60px 0;}
  .faq-section{padding:60px 0;}
  .cta-section{padding:60px 0 72px;}
  .toc-panel{
    position:static;
    padding:16px;
    display:flex;
    gap:10px;
    align-items:center;
    overflow-x:auto;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .toc-panel::-webkit-scrollbar{display:none;}
  .toc-title{display:none;}
  .toc-list{
    flex-direction:row;
    flex-wrap:nowrap;
    gap:10px;
  }
  .toc-list a{
    white-space:nowrap;
    border-left:none;
    border:1px solid var(--line);
    border-radius:999px;
    padding:8px 16px;
    font-size:13.5px;
  }
  .toc-list a:hover,
  .toc-list a.is-current{
    border-color:rgba(35,224,200,.55);
    background:rgba(35,224,200,.1);
  }
  .toc-note{display:none;}
  .layout-wrap{margin-top:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .split,
  .split.is-reverse{flex-direction:column;gap:18px;}
  .split .split-text,
  .split .split-media{flex:1 1 auto;width:100%;}
  .cat-hero{padding:40px 0 38px;border-radius:18px;}
  .cta-card{padding:32px 24px;border-radius:18px;}
  .data-strip{gap:20px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .cat-hero h1{font-size:27px;}
  .content-block h2{font-size:23px;}
  .block-head{gap:10px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-inner .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}