/* roulang page: index */
:root{
  --c-void:#05080F;
  --c-deep:#0A1120;
  --c-panel:#0F1A2E;
  --c-glass:rgba(255,255,255,.05);
  --c-line:rgba(150,180,255,.14);
  --c-ink:#EAF1FF;
  --c-ink-2:#A7B6D4;
  --c-ink-3:#6B7C9C;
  --c-accent:#FF6A2B;
  --c-accent-2:#FFB24B;
  --c-signal:#2FE0B0;
  --r-card:18px;
  --r-panel:24px;
  --r-input:12px;
  --r-img:14px;
  --gap-section:96px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow-card:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-hover:0 18px 50px -18px rgba(255,106,43,.45);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-void);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;background-color:transparent}
a:hover{color:var(--c-accent-2)}
p{margin:0 0 16px}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.2;font-weight:700;letter-spacing:-.01em}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-signal);outline-offset:3px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-family:"DIN Alternate","Bahnschrift","Segoe UI",system-ui,sans-serif;letter-spacing:.02em}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--gap-section) 0;position:relative}
.section-head{margin-bottom:44px;max-width:760px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--c-signal);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-signal);border-radius:2px;display:inline-block}
h2.sec-title{font-size:34px;margin-bottom:10px}
.sec-lead{color:var(--c-ink-2);font-size:16px;max-width:640px;margin:0}
.glass{
  background:var(--c-glass);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  position:relative;
  overflow:hidden;
}
.glass::before{
  content:"";position:absolute;top:0;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);
}

/* NAV */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:90}
.nav-pill{
  max-width:1180px;margin:0 auto;
  height:64px;display:flex;align-items:center;gap:18px;
  padding:0 12px 0 20px;
  border-radius:999px;
  background:rgba(10,17,32,.72);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--c-line);
  transition:background .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.site-header.is-scrolled .nav-pill{
  background:rgba(6,11,22,.92);
  box-shadow:0 20px 46px -22px rgba(0,0,0,.85);
  border-color:rgba(150,180,255,.22);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;min-width:0}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(120deg,var(--c-accent),var(--c-accent-2));
  color:#0A1120;font-size:15px;font-weight:800;
  box-shadow:0 8px 22px -8px rgba(255,106,43,.75);
}
.brand-text{font-size:16.5px;font-weight:700;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;color:var(--c-ink-2);
  transition:color .24s var(--ease),background .24s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-accent-2));
  transform:scaleX(0);transform-origin:left;transition:transform .26s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(255,255,255,.05)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-accent-2)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;flex:0 0 44px;margin-left:auto;
  border-radius:999px;border:1px solid var(--c-line);
  background:rgba(255,255,255,.05);color:var(--c-ink);
  cursor:pointer;align-items:center;justify-content:center;font-size:16px;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-accent);color:var(--c-accent-2)}
.nav-drawer{
  display:none;max-width:1180px;margin:10px auto 0;
  padding:14px;border-radius:22px;
  background:rgba(8,14,26,.94);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border:1px solid var(--c-line);
  box-shadow:0 24px 60px -26px rgba(0,0,0,.9);
}
.nav-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:14px;
  color:var(--c-ink-2);font-size:15.5px;
}
.nav-drawer a:hover{background:rgba(255,255,255,.06);color:var(--c-ink)}
.nav-drawer a.is-active{color:var(--c-accent-2);background:rgba(255,106,43,.10)}
.site-header.is-open .nav-drawer{display:block}

/* BTN */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(100deg,#FF6A2B,#FFB24B);
  color:#0A1120;
  box-shadow:0 8px 28px -6px rgba(255,106,43,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -8px rgba(255,106,43,.72);color:#0A1120}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 18px -8px rgba(255,106,43,.6)}
.btn-ghost{
  background:transparent;border:1px solid rgba(255,255,255,.18);color:var(--c-ink);
}
.btn-ghost:hover{border-color:var(--c-accent);background:rgba(255,255,255,.05);color:var(--c-ink);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:44px;padding:0 20px;font-size:14px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-accent-2);
  font-size:14.5px;font-weight:600;position:relative;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;
  background:var(--c-accent-2);transition:width .24s var(--ease);
}
.text-link:hover::after{width:100%}

/* BADGE */
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;font-size:12.5px;
  color:var(--c-signal);border:1px solid rgba(47,224,176,.38);
  background:rgba(47,224,176,.10);
}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--c-signal);box-shadow:0 0 0 4px rgba(47,224,176,.16)}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12.5px;color:var(--c-ink-2);border:1px solid rgba(167,182,212,.28);
  background:rgba(255,255,255,.03);
}

/* HERO */
.hero{padding:150px 0 96px;position:relative;overflow:hidden;background:var(--c-deep)}
.hero-glow,.hero-glow-2{position:absolute;pointer-events:none;z-index:0}
.hero-glow{top:-160px;right:-120px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.12),transparent 62%)}
.hero-glow-2{bottom:-200px;left:-160px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,224,176,.08),transparent 62%)}
.hero .wrap{position:relative;z-index:1}
.hero-copy{padding-right:8px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.hero h1{font-size:50px;line-height:1.15;margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--c-accent-2)}
.hero-sub{font-size:18px;color:var(--c-ink);font-weight:600;margin-bottom:14px}
.hero-desc{color:var(--c-ink-2);font-size:15.5px;max-width:520px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding-top:24px;border-top:1px solid var(--c-line)}
.hero-stats li{min-width:0}
.hero-stats .s-num{font-size:26px;font-weight:700;color:var(--c-accent);line-height:1.2}
.hero-stats .s-num span{font-size:13px;color:var(--c-ink-2);font-weight:500;margin-left:2px}
.hero-stats .s-label{font-size:13px;color:var(--c-ink-3);margin-top:4px}
.hero-visual{position:relative;padding:6px}
.hero-visual .frame{
  position:relative;border-radius:var(--r-panel);overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.95);
}
.hero-visual .frame img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;filter:saturate(1.05)}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.18),rgba(5,8,15,.72));
}
.float-card{
  position:absolute;right:-6px;bottom:22px;min-width:190px;padding:16px 18px;
  border-radius:16px;
  background:rgba(10,17,32,.82);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--c-line);
  box-shadow:0 24px 50px -22px rgba(0,0,0,.9);
}
.float-card .f-num{font-size:28px;font-weight:700;color:var(--c-signal);line-height:1.15}
.float-card .f-label{font-size:12.5px;color:var(--c-ink-2);margin-top:2px}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;position:relative}
.step-card{padding:28px 26px 26px;transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease)}
.step-card:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.55);box-shadow:var(--shadow-hover)}
.step-no{
  font-size:58px;font-weight:800;line-height:1;color:rgba(255,106,43,.20);
  margin-bottom:10px;
}
.step-card h3{font-size:20px;margin-bottom:8px}
.step-card p{color:var(--c-ink-2);font-size:14.5px;margin:0}
.steps::before{
  content:"";position:absolute;top:64px;left:12%;right:12%;height:1px;
  background:repeating-linear-gradient(90deg,rgba(150,180,255,.30) 0 8px,transparent 8px 18px);
  z-index:-1;
}

/* PROOF */
.proof-main{padding:0;overflow:hidden;display:flex;flex-direction:column;height:100%}
.proof-main img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--c-line)}
.proof-main .p-body{padding:26px 28px 28px}
.proof-main h3{font-size:22px;margin-bottom:10px}
.proof-main p{color:var(--c-ink-2);font-size:14.5px}
.proof-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:20px;padding-top:20px;border-top:1px solid var(--c-line)}
.proof-metrics .m-num{font-size:22px;font-weight:700;color:var(--c-accent-2);line-height:1.2}
.proof-metrics .m-label{font-size:12.5px;color:var(--c-ink-3);margin-top:2px}
.side-card{padding:22px 22px 24px;height:100%;display:flex;flex-direction:column;
  transition:transform .28s var(--ease),border-color .28s var(--ease)}
.side-card:hover{transform:translateY(-4px);border-color:rgba(47,224,176,.45)}
.side-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--c-line);margin-bottom:16px}
.side-card h3{font-size:18px;margin-bottom:8px}
.side-card p{color:var(--c-ink-2);font-size:14px;margin:0}
.proof-band{
  margin-top:26px;padding:30px 28px;border-radius:var(--r-panel);
  background:linear-gradient(120deg,rgba(255,106,43,.10),rgba(47,224,176,.06) 70%,rgba(255,255,255,.02));
  border:1px solid var(--c-line);
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
}
.proof-band .b-num{font-size:30px;font-weight:700;color:var(--c-accent);line-height:1.15}
.proof-band .b-label{font-size:13px;color:var(--c-ink-2);margin-top:4px}

/* FEED */
.feed-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.feed-list{border-top:1px solid var(--c-line)}
.feed-row{
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  padding:24px 18px 24px 22px;border-bottom:1px solid var(--c-line);
  position:relative;transition:background .26s var(--ease),transform .26s var(--ease);
}
.feed-row::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--c-accent),var(--c-accent-2));
  transform:scaleY(0);transform-origin:center;transition:transform .26s var(--ease);
}
.feed-row:hover{background:rgba(255,255,255,.035);transform:translateX(4px)}
.feed-row:hover::before{transform:scaleY(1)}
.feed-main{min-width:0;flex:1 1 auto}
.feed-title{font-size:18px;margin:0 0 6px;transition:color .24s var(--ease);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feed-row:hover .feed-title{color:var(--c-accent-2)}
.feed-desc{
  color:var(--c-ink-2);font-size:14px;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feed-meta{display:flex;align-items:center;gap:16px;flex:0 0 auto;color:var(--c-ink-3);font-size:13.5px}
.feed-arrow{color:var(--c-accent);font-weight:700;transition:transform .24s var(--ease)}
.feed-row:hover .feed-arrow{transform:translateX(4px)}
.feed-empty{
  margin-top:22px;padding:44px 24px;text-align:center;border-radius:var(--r-card);
  border:1px dashed rgba(150,180,255,.32);color:var(--c-ink-2);
}
.feed-empty p{margin:0 0 16px;font-size:15px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:start}
.faq-intro h2{font-size:30px;margin-bottom:12px}
.faq-intro p{color:var(--c-ink-2);font-size:14.5px}
.faq-item{
  border:1px solid var(--c-line);border-radius:14px;background:var(--c-glass);
  margin-bottom:12px;overflow:hidden;transition:border-color .26s var(--ease),background .26s var(--ease);
}
.faq-item:hover{border-color:rgba(255,106,43,.35)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
  color:var(--c-ink);font-size:16px;font-weight:600;
  transition:color .24s var(--ease);
}
.faq-q i{color:var(--c-ink-3);font-size:13px;transition:transform .3s var(--ease),color .24s var(--ease)}
.faq-item.is-open{border-color:rgba(255,106,43,.55);background:rgba(255,106,43,.05)}
.faq-item.is-open .faq-q{color:var(--c-accent-2)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-accent)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a > div{overflow:hidden}
.faq-a p{margin:0;padding:0 20px 20px;color:var(--c-ink-2);font-size:14.5px}

/* CTA */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-panel);
  padding:52px 48px;
  background:linear-gradient(130deg,rgba(255,106,43,.14),rgba(10,17,32,.85) 55%,rgba(47,224,176,.08));
  border:1px solid rgba(255,106,43,.34);
  box-shadow:0 40px 90px -46px rgba(255,106,43,.6);
}
.cta-panel .cta-glow{
  position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.20),transparent 62%);pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;position:relative;z-index:1}
.cta-grid h2{font-size:32px;margin-bottom:12px}
.cta-grid p.lead{color:var(--c-ink-2);font-size:15px;margin:0 0 22px;max-width:460px}
.cta-form{display:flex;gap:12px;flex-wrap:wrap}
.cta-form input{
  flex:1 1 240px;min-width:0;height:52px;padding:0 18px;border-radius:var(--r-input);
  background:rgba(5,8,15,.65);border:1px solid rgba(150,180,255,.24);color:var(--c-ink);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.cta-form input::placeholder{color:var(--c-ink-3)}
.cta-form input:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(255,106,43,.22)}
.form-note{font-size:12.5px;color:var(--c-ink-3);margin:12px 0 0}
.form-msg{font-size:13.5px;margin:12px 0 0;display:none}
.form-msg.is-ok{display:block;color:var(--c-signal)}
.form-msg.is-err{display:block;color:var(--c-accent)}
.cta-rights{display:flex;flex-wrap:wrap;gap:18px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(150,180,255,.16);list-style:none}
.cta-rights li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-ink-2)}
.cta-rights i{color:var(--c-signal)}

/* FOOTER */
.site-footer{
  margin-top:var(--gap-section);border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(10,17,32,.5),var(--c-void));
  padding:64px 0 26px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:32px;height:32px;flex:0 0 32px;font-size:14px}
.foot-brand strong{font-size:16.5px}
.foot-about{color:var(--c-ink-2);font-size:14px;max-width:320px;margin:0}
.foot-col h4{font-size:14px;color:var(--c-ink);margin-bottom:16px;letter-spacing:.04em}
.foot-col li{margin-bottom:10px}
.foot-col a,.foot-col span{color:var(--c-ink-3);font-size:14px;transition:color .24s var(--ease)}
.foot-col a:hover{color:var(--c-accent-2)}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(150,180,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--c-ink-3);font-size:13px;
}
.foot-bottom .domain{color:var(--c-ink-2)}

/* RESPONSIVE */
@media (max-width:1023px){
  :root{--gap-section:72px}
  .nav-menu{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .hero{padding:132px 0 72px}
  .hero h1{font-size:38px}
  .hero-visual{margin-top:38px}
  .float-card{right:8px;bottom:12px}
  .steps{grid-template-columns:1fr;gap:16px}
  .steps::before{display:none}
  .faq-grid{grid-template-columns:1fr;gap:26px}
  .cta-grid{grid-template-columns:1fr;gap:30px}
  .cta-panel{padding:38px 28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767px){
  :root{--gap-section:56px}
  .wrap{padding:0 18px}
  h2.sec-title{font-size:26px}
  .hero{padding:118px 0 56px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16.5px}
  .hero-stats{grid-template-columns:1fr;gap:14px;padding-top:20px}
  .hero-stats .s-num{font-size:22px}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
  .proof-metrics{grid-template-columns:1fr;gap:12px}
  .proof-band{grid-template-columns:1fr 1fr;gap:18px;padding:24px 20px}
  .proof-band .b-num{font-size:24px}
  .feed-row{flex-direction:column;align-items:flex-start;gap:12px;padding:20px 14px 20px 18px}
  .feed-meta{width:100%;justify-content:space-between}
  .cta-form{flex-direction:column}
  .cta-form input,.cta-form .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .cta-panel{padding:30px 20px}
  .brand-text{font-size:15px}
}
@media (max-width:560px){
  .hero h1{font-size:27px}
  .step-no{font-size:46px}
  .proof-band{grid-template-columns:1fr}
  .float-card{position:static;margin-top:14px;right:auto;bottom:auto}
  .site-header{top:8px}
}

/* roulang page: category1 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1120;
  --c-panel:#0F1A2E;
  --c-glass:rgba(255,255,255,.05);
  --c-glass-2:rgba(255,255,255,.08);
  --c-line:rgba(150,180,255,.14);
  --c-ink:#EAF1FF;
  --c-ink-2:#A7B6D4;
  --c-ink-3:#6B7C9C;
  --c-accent:#FF6A2B;
  --c-accent-2:#FFB24B;
  --c-signal:#2FE0B0;
  --r-card:18px;
  --r-panel:24px;
  --r-input:12px;
  --r-pill:999px;
  --r-img:14px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --sp-section:96px;
  --shadow-hover:0 18px 50px -18px rgba(255,106,43,.45);
  --inset-line:0 1px 0 rgba(255,255,255,.06) inset;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-top:96px;
  background:var(--c-void);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;top:-200px;right:-140px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(255,106,43,.12),transparent 65%);
  pointer-events:none;z-index:0;
}
body::after{
  content:"";position:fixed;bottom:-220px;left:-160px;width:580px;height:580px;
  background:radial-gradient(circle,rgba(47,224,176,.08),transparent 68%);
  pointer-events:none;z-index:0;
}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);line-height:1.25;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.1vw,52px);line-height:1.15}
h2{font-size:clamp(26px,3vw,36px)}
h3{font-size:20px}
h4{font-size:16px}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .24s var(--ease),border-color .24s var(--ease),background-color .24s var(--ease)}
img{max-width:100%;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
strong{font-weight:700}
:focus-visible{outline:2px solid var(--c-signal);outline-offset:3px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-family:"Bahnschrift","DIN Alternate","SF Mono",ui-monospace,monospace;letter-spacing:.02em}
.wrap{width:min(1200px,100% - 48px);margin-inline:auto;position:relative;z-index:1}
.section{padding-block:var(--sp-section)}
.section-alt{background:linear-gradient(180deg,rgba(15,26,46,.55),rgba(5,8,15,0));border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head .kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.12em;color:var(--c-signal);text-transform:uppercase;margin-bottom:14px}
.sec-head .kicker::before{content:"";width:22px;height:2px;background:var(--c-accent)}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:15px}

/* ---------- 导航 ---------- */
.nav-pill{
  position:fixed;top:16px;left:50%;transform:translateX(-50%);
  width:min(1180px,100% - 32px);height:64px;z-index:80;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 18px;border-radius:var(--r-pill);
  background:rgba(10,17,32,.72);
  border:1px solid var(--c-line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  transition:background-color .3s var(--ease),box-shadow .3s var(--ease);
}
.nav-pill.is-scrolled{background:rgba(5,8,15,.92);box-shadow:0 22px 60px -28px rgba(0,0,0,.95)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--c-accent),var(--c-accent-2));
  color:#0A1120;font-weight:800;font-size:18px;
  box-shadow:0 8px 24px -10px rgba(255,106,43,.8);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:10px 14px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--c-ink-2);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--c-accent),var(--c-accent-2));
  transform:scaleX(0);transform-origin:left;transition:transform .28s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(255,255,255,.05)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--c-accent)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{margin-left:6px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--c-line);background:var(--c-glass);color:var(--c-ink);
  place-items:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--c-accent);color:var(--c-accent)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-lg{height:56px;padding:0 32px;font-size:16px}
.btn-primary{
  background:linear-gradient(100deg,#FF6A2B,#FFB24B);color:#0A1120;
  box-shadow:0 8px 28px -6px rgba(255,106,43,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -8px rgba(255,106,43,.7);color:#0A1120}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;border-color:rgba(255,255,255,.18);color:var(--c-ink);
}
.btn-ghost:hover{border-color:var(--c-accent);background:rgba(255,255,255,.05);color:var(--c-accent-2)}
.btn-ghost:active{transform:translateY(1px)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--c-signal);position:relative}
.link-arrow i{transition:transform .24s var(--ease)}
.link-arrow:hover{color:var(--c-accent-2)}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12.5px;line-height:1.6;
  border:1px solid rgba(47,224,176,.42);
  background:rgba(47,224,176,.1);
  color:var(--c-signal);
}
.badge-ghost{border-color:var(--c-line);background:var(--c-glass);color:var(--c-ink-2)}
.badge-accent{border-color:rgba(255,106,43,.45);background:rgba(255,106,43,.12);color:var(--c-accent-2)}
.badge-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- Hero ---------- */
.hero-cat{position:relative;padding-block:56px 72px;min-height:62vh;display:flex;align-items:center}
.hero-cat::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(5,8,15,.2),rgba(5,8,15,.95));
}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy h1{margin-top:20px}
.hero-copy h1 em{font-style:normal;color:var(--c-accent-2)}
.hero-sub{margin-top:18px;font-size:17px;color:var(--c-ink-2);max-width:34ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:42px;padding-top:26px;border-top:1px solid var(--c-line)}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:26px;color:var(--c-accent);font-weight:700}
.hero-stats span{font-size:13px;color:var(--c-ink-3)}
.hero-visual{position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--inset-line)}
.hero-visual img{width:100%;height:100%;aspect-ratio:16/11;object-fit:cover;border-radius:0}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(10,17,32,.15),rgba(5,8,15,.72))}
.float-card{
  position:absolute;right:18px;bottom:18px;z-index:2;
  padding:14px 18px;border-radius:16px;
  background:rgba(10,17,32,.78);border:1px solid var(--c-line);
  backdrop-filter:blur(14px);
  display:flex;flex-direction:column;gap:2px;min-width:132px;
}
.fc-num{font-size:24px;font-weight:700;color:var(--c-signal);font-variant-numeric:tabular-nums}
.fc-label{font-size:12.5px;color:var(--c-ink-3)}

/* ---------- 图文交错 ---------- */
.zig{display:flex;flex-direction:column;gap:72px}
.zig-row{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center}
.zig-row.is-rev .zig-media{order:-1}
.zig-copy .zig-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;margin-bottom:16px;
  background:rgba(255,106,43,.12);border:1px solid rgba(255,106,43,.4);
  color:var(--c-accent-2);font-size:15px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.zig-copy h3{margin-bottom:14px;font-size:22px}
.zig-copy p{color:var(--c-ink-2);font-size:15.5px;max-width:46ch}
.zig-copy p + p{margin-top:14px}
.zig-copy .zig-actions{margin-top:24px}
.zig-media{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);background:var(--c-panel);box-shadow:var(--inset-line)}
.zig-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;transition:transform .5s var(--ease)}
.zig-media:hover img{transform:scale(1.035)}
.zig-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;
  background:rgba(5,8,15,.72);border:1px solid var(--c-line);color:var(--c-ink-2);
  backdrop-filter:blur(10px);
}

/* ---------- 要点清单 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 56px}
.check-grid li{
  display:flex;gap:14px;padding:20px 0;border-bottom:1px solid var(--c-line);
  color:var(--c-ink-2);font-size:15.5px;
}
.check-grid li::before{
  content:"";flex:0 0 auto;width:9px;height:9px;margin-top:11px;
  background:var(--c-accent);border-radius:2px;
  box-shadow:0 0 0 4px rgba(255,106,43,.14);
}
.check-grid li strong{display:block;color:var(--c-ink);font-size:16px;margin-bottom:2px}

/* ---------- FAQ（编号堆叠折叠） ---------- */
.faq-head{max-width:620px;margin:0 auto 44px;text-align:center}
.faq-head p{margin-top:14px;color:var(--c-ink-2);font-size:15px}
.faq-stack{max-width:880px;margin-inline:auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--c-line);
  background:var(--c-glass);box-shadow:var(--inset-line);
  transition:border-color .24s var(--ease),background-color .24s var(--ease);
}
.faq-item:hover{border-color:rgba(255,106,43,.4)}
.faq-item.is-open{border-color:rgba(255,106,43,.55);background:rgba(255,106,43,.05)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:20px 22px;text-align:left;font-size:16.5px;font-weight:600;color:var(--c-ink);
}
.faq-idx{font-variant-numeric:tabular-nums;color:var(--c-ink-3);font-size:14px;font-weight:700}
.faq-item.is-open .faq-idx{color:var(--c-accent)}
.faq-q span.faq-text{flex:1 1 auto}
.faq-q i{color:var(--c-ink-3);font-size:14px;transition:transform .3s var(--ease),color .3s var(--ease)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-accent)}
.faq-a{max-height:0;overflow:hidden;opacity:0;transition:max-height .34s var(--ease),opacity .3s var(--ease)}
.faq-item.is-open .faq-a{opacity:1}
.faq-a p{padding:0 22px 22px 58px;color:var(--c-ink-2);font-size:15px}

/* ---------- CTA ---------- */
.cta-band{padding-block:var(--sp-section)}
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--r-panel);border:1px solid var(--c-line);
  background:linear-gradient(120deg,rgba(15,26,46,.92),rgba(10,17,32,.86));
  box-shadow:var(--inset-line),0 40px 90px -50px rgba(255,106,43,.55);
  padding:52px;
  display:grid;grid-template-columns:1.35fr .65fr;gap:44px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,106,43,.2),transparent 66%);
}
.cta-panel::after{
  content:"";position:absolute;left:-120px;bottom:-160px;width:360px;height:360px;
  background:radial-gradient(circle,rgba(47,224,176,.14),transparent 68%);
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{margin-bottom:14px}
.cta-copy p{color:var(--c-ink-2);font-size:15.5px;max-width:52ch}
.cta-perks{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cta-perks li{
  font-size:13.5px;color:var(--c-ink-2);
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:rgba(5,8,15,.42);
}
.cta-perks li i{color:var(--c-signal);margin-right:6px}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(10,17,32,.7),rgba(5,8,15,1));
  padding-block:64px 28px;position:relative;z-index:1;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand strong{font-size:17px}
.foot-about{color:var(--c-ink-3);font-size:14px;max-width:34ch}
.foot-col h4{font-size:14.5px;letter-spacing:.04em;color:var(--c-ink);margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a,.foot-col span{font-size:14px;color:var(--c-ink-3)}
.foot-col a:hover{color:var(--c-accent)}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--c-line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--c-ink-3);
}
.foot-bottom .domain{font-variant-numeric:tabular-nums;letter-spacing:.04em}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sp-section:72px}
  body{padding-top:88px}
  .nav-menu{display:none}
  .nav-toggle{display:grid;margin-left:auto;order:3}
  .nav-cta{display:none}
  .nav-pill{height:58px;padding:0 10px 0 14px}
  .brand-text{font-size:15.5px}
  .nav-pill.is-open .nav-menu{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;left:0;right:0;top:66px;padding:14px;
    border-radius:var(--r-panel);border:1px solid var(--c-line);
    background:rgba(6,10,20,.96);backdrop-filter:blur(18px);
    box-shadow:0 30px 70px -30px rgba(0,0,0,.95);
  }
  .nav-pill.is-open .nav-link{padding:14px 16px;font-size:15px;border-radius:14px}
  .nav-pill.is-open .nav-link::after{display:none}
  .nav-pill.is-open .nav-link.is-active{background:rgba(255,106,43,.12);color:var(--c-accent)}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-cat{min-height:auto;padding-block:40px 56px}
  .zig-row{grid-template-columns:1fr;gap:28px}
  .zig-row.is-rev .zig-media{order:0}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;gap:28px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--sp-section:56px}
  body{padding-top:82px;font-size:15.5px}
  .wrap{width:calc(100% - 36px)}
  .check-grid{grid-template-columns:1fr;gap:0}
  .hero-stats{gap:24px}
  .hero-stats strong{font-size:22px}
  .faq-q{font-size:15.5px;padding:17px 16px}
  .faq-a p{padding:0 16px 20px 16px}
  .zig-copy p{max-width:none}
  .sec-head{margin-bottom:34px}
}
@media (max-width:559px){
  .brand-text{max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
  .float-card{right:12px;bottom:12px;padding:10px 14px;min-width:112px}
  .fc-num{font-size:20px}
}

/* roulang page: article */
:root{
  --c-void:#05080F;
  --c-deep:#0A1120;
  --c-panel:#0F1A2E;
  --c-glass:rgba(255,255,255,.05);
  --c-line:rgba(150,180,255,.14);
  --c-ink:#EAF1FF;
  --c-ink-2:#A7B6D4;
  --c-ink-3:#6B7C9C;
  --c-accent:#FF6A2B;
  --c-accent-2:#FFB24B;
  --c-signal:#2FE0B0;
  --r-card:18px;
  --r-panel:24px;
  --r-input:12px;
  --r-img:14px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding:0;
  background:var(--c-void);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .24s var(--ease)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer}
.num{font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.page-main{padding-top:126px}

/* ============ 悬浮胶囊导航 ============ */
.site-head{
  position:fixed;top:16px;left:0;right:0;z-index:90;
  display:flex;justify-content:center;padding:0 16px;
  pointer-events:none;
}
.nav-pill{
  position:relative;
  pointer-events:auto;
  display:flex;align-items:center;gap:14px;
  width:100%;max-width:1180px;height:64px;
  padding:0 10px 0 16px;
  border-radius:999px;
  background:rgba(10,17,32,.72);
  border:1px solid var(--c-line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset;
  transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.nav-pill.is-scrolled{
  background:rgba(7,12,23,.94);
  border-color:rgba(150,180,255,.2);
  box-shadow:0 22px 48px -26px rgba(0,0,0,.95),0 1px 0 rgba(255,255,255,.06) inset;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  font-size:16px;font-weight:700;color:#0A1120;
  background:linear-gradient(135deg,var(--c-accent),var(--c-accent-2));
  box-shadow:0 6px 20px -6px rgba(255,106,43,.7);
}
.brand-text{font-size:16px;font-weight:700;color:var(--c-ink);white-space:nowrap;letter-spacing:.01em}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  padding:10px 14px;border-radius:999px;
  font-size:14px;color:var(--c-ink-2);
  transition:color .24s var(--ease),background .24s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(255,255,255,.05)}
.nav-link:focus-visible{outline:2px solid var(--c-signal);outline-offset:2px}
.nav-link.is-active{color:var(--c-accent)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:3px;
  width:18px;height:2px;border-radius:2px;background:var(--c-accent);
  transform:translateX(-50%);
}
.nav-cta{margin-left:8px;flex:0 0 auto}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;margin-left:auto;
  background:transparent;border:1px solid var(--c-line);
  border-radius:14px;color:var(--c-ink);font-size:16px;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-accent);color:var(--c-accent)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease),color .26s var(--ease);
}
.btn-primary{
  background:linear-gradient(100deg,var(--c-accent),var(--c-accent-2));
  color:#0A1120;
  box-shadow:0 8px 28px -6px rgba(255,106,43,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px -8px rgba(255,106,43,.72)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 18px -8px rgba(255,106,43,.6)}
.btn-ghost{
  background:transparent;border-color:rgba(255,255,255,.18);color:var(--c-ink);
}
.btn-ghost:hover{border-color:var(--c-accent);background:rgba(255,255,255,.05)}
.btn-ghost:active{transform:translateY(1px)}
.btn:focus-visible{outline:2px solid var(--c-signal);outline-offset:2px}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* ============ 文章头部 ============ */
.article-hero{position:relative;padding:26px 0 34px;overflow:hidden}
.article-hero::before{
  content:"";position:absolute;top:-260px;right:-140px;
  width:600px;height:600px;pointer-events:none;
  background:radial-gradient(circle,rgba(255,106,43,.12),transparent 65%);
}
.article-hero::after{
  content:"";position:absolute;bottom:-300px;left:-180px;
  width:520px;height:520px;pointer-events:none;
  background:radial-gradient(circle,rgba(47,224,176,.08),transparent 68%);
}
.article-hero .wrap{position:relative;z-index:1}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--c-ink-3);margin-bottom:20px;
}
.breadcrumb a{color:var(--c-ink-3);border-bottom:1px solid transparent;transition:color .24s var(--ease),border-color .24s var(--ease)}
.breadcrumb a:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}
.breadcrumb .sep{color:rgba(150,180,255,.35)}
.breadcrumb .current{
  color:var(--c-accent);max-width:58ch;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;
  font-size:12.5px;line-height:1.6;
  color:var(--c-signal);
  border:1px solid rgba(47,224,176,.36);
  background:rgba(47,224,176,.08);
}
.article-title{
  font-size:clamp(28px,4vw,46px);
  line-height:1.2;
  margin:16px 0 20px;
  max-width:920px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:8px 22px;
  font-size:14px;color:var(--c-ink-3);
  font-variant-numeric:tabular-nums;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--c-accent);font-size:12.5px}
.article-meta b{color:var(--c-ink-2);font-weight:500}

/* ============ 封面 ============ */
.article-cover{
  margin:6px auto 0;max-width:1200px;
  border-radius:var(--r-panel);overflow:hidden;
  border:1px solid var(--c-line);
  background:var(--c-panel);
  box-shadow:0 26px 70px -40px rgba(0,0,0,.9);
}
.article-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}
.article-cover figcaption{
  padding:12px 20px;font-size:13px;color:var(--c-ink-3);
  border-top:1px solid var(--c-line);background:rgba(255,255,255,.02);
}

/* ============ 正文 ============ */
.article-shell{padding:48px 0 0}
.article-body{
  max-width:800px;margin:0 auto;
  color:var(--c-ink-2);font-size:16px;line-height:1.9;
}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.5vw,30px);
  color:var(--c-ink);
  margin:46px 0 18px;
  padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;
  width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--c-accent),var(--c-accent-2));
}
.article-body h3{font-size:20px;color:var(--c-ink);margin:34px 0 12px}
.article-body h4{font-size:17px;color:var(--c-ink);margin:26px 0 10px}
.article-body strong{color:var(--c-ink)}
.article-body a{color:var(--c-signal);border-bottom:1px solid rgba(47,224,176,.42)}
.article-body a:hover{color:var(--c-accent);border-bottom-color:var(--c-accent)}
.article-body ul,.article-body ol{margin:0 0 22px;list-style:none}
.article-body li{position:relative;padding-left:22px;margin-bottom:12px}
.article-body ul>li::before{
  content:"";position:absolute;left:0;top:12px;
  width:8px;height:8px;border-radius:2px;background:var(--c-accent);
}
.article-body ol{counter-reset:artli}
.article-body ol>li::before{
  counter-increment:artli;content:counter(artli);
  position:absolute;left:0;top:3px;
  font-size:13px;font-weight:700;color:var(--c-accent);
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:0 0 24px;padding:8px 0 8px 20px;
  border-left:3px solid var(--c-accent);
  color:var(--c-ink);
  background:linear-gradient(90deg,rgba(255,106,43,.08),transparent 72%);
}
.article-body img{
  border-radius:var(--r-img);
  border:1px solid var(--c-line);
  margin:10px 0 24px;
}
.article-body figure{margin:0 0 24px}
.article-body figcaption{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px}
.article-body pre{
  margin:0 0 22px;padding:16px 18px;overflow:auto;
  background:#060B16;border:1px solid var(--c-line);
  border-radius:var(--r-card);
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;
  font-size:14px;line-height:1.75;color:#CFE0FF;
}
.article-body code{
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;
  font-size:14px;padding:2px 6px;border-radius:6px;
  background:rgba(255,255,255,.07);color:var(--c-signal);
}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--c-line)}
.article-body th{background:rgba(255,255,255,.04);color:var(--c-ink);font-weight:600}
.article-body tr:hover td{background:rgba(255,255,255,.025)}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:38px 0}

/* 空态 */
.empty-note{
  max-width:800px;margin:0 auto;
  padding:48px 28px;text-align:center;
  border:1px dashed var(--c-line);border-radius:var(--r-card);
  background:var(--c-glass);
}
.empty-note i{font-size:30px;color:var(--c-accent);margin-bottom:16px;display:block}
.empty-note h2{font-size:22px;margin-bottom:10px}
.empty-note p{color:var(--c-ink-3);font-size:15px;margin-bottom:22px}

/* 标签行 */
.tag-row{
  max-width:800px;margin:40px auto 0;padding-top:24px;
  border-top:1px solid var(--c-line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.tag-row .tag-label{font-size:13px;color:var(--c-ink-3);margin-right:4px}
.tag{
  padding:6px 14px;border-radius:999px;font-size:13px;
  color:var(--c-ink-2);border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.tag:hover{border-color:rgba(255,106,43,.6);color:var(--c-ink)}

/* ============ 相关推荐 ============ */
.related{padding:76px 0 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;margin-bottom:30px;
}
.section-head h2{font-size:clamp(22px,2.6vw,32px)}
.section-head .sub{margin-top:10px;font-size:14px;color:var(--c-ink-3)}
.section-head .more{
  font-size:14px;color:var(--c-accent);white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px;
}
.section-head .more:hover{color:var(--c-accent-2)}
.related .cell{display:flex}
.card{
  display:flex;flex-direction:column;width:100%;
  border-radius:var(--r-card);overflow:hidden;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(255,106,43,.6);
  box-shadow:0 18px 50px -18px rgba(255,106,43,.45);
}
.card-media{position:relative;overflow:hidden;background:var(--c-panel)}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .55s var(--ease)}
.card:hover .card-media img{transform:scale(1.04)}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,0) 45%,rgba(5,8,15,.55));
}
.card-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.card-body h3{font-size:18px;margin-bottom:10px;color:var(--c-ink)}
.card-body p{font-size:14.5px;color:var(--c-ink-3);line-height:1.75}
.card-link{
  margin-top:auto;padding-top:16px;
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:var(--c-accent);
}
.card-link i{transition:transform .26s var(--ease)}
.card:hover .card-link i{transform:translateX(5px)}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  margin:92px 0 0;padding:48px;
  border-radius:var(--r-panel);
  background:linear-gradient(118deg,rgba(255,106,43,.16),rgba(15,26,46,.92) 46%),var(--c-panel);
  border:1px solid rgba(255,106,43,.28);
  box-shadow:0 30px 80px -46px rgba(255,106,43,.8);
}
.cta-panel::after{
  content:"";position:absolute;right:-140px;bottom:-180px;
  width:460px;height:460px;pointer-events:none;
  background:radial-gradient(circle,rgba(255,106,43,.22),transparent 66%);
}
.cta-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.1fr .9fr;
  gap:36px;align-items:center;
}
.cta-panel h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px}
.cta-panel .lead{color:var(--c-ink-2);max-width:48ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.cta-points{
  display:flex;flex-wrap:wrap;gap:9px 24px;
  margin-top:24px;padding-top:20px;
  border-top:1px solid var(--c-line);
  font-size:13.5px;color:var(--c-ink-3);
}
.cta-points span{display:inline-flex;align-items:center;gap:7px}
.cta-points i{color:var(--c-signal);font-size:12px}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:100px;
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(15,26,46,.6),rgba(5,8,15,.96));
}
.foot-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;
  gap:38px;padding:58px 0 42px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand strong{font-size:16px;color:var(--c-ink)}
.foot-about{font-size:14px;color:var(--c-ink-3);line-height:1.9;max-width:40ch}
.foot-col h4{font-size:14px;margin-bottom:16px;color:var(--c-ink);letter-spacing:.02em}
.foot-col ul{display:grid;gap:11px;list-style:none}
.foot-col a,.foot-col span{font-size:14px;color:var(--c-ink-3)}
.foot-col a:hover{color:var(--c-accent)}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:18px 0 26px;
  border-top:1px solid rgba(150,180,255,.1);
  font-size:13px;color:var(--c-ink-3);
}
.foot-bottom .domain{font-variant-numeric:tabular-nums;letter-spacing:.05em}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .page-main{padding-top:118px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-grid{grid-template-columns:1fr;gap:26px}
  .cta-actions{justify-content:flex-start}
  .cta-panel{padding:38px 32px}
}
@media (max-width:860px){
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .nav-menu{
    position:absolute;top:74px;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    margin-left:0;padding:12px;
    border-radius:22px;
    background:rgba(7,12,23,.97);
    border:1px solid var(--c-line);
    box-shadow:0 26px 60px -30px rgba(0,0,0,.95);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
  }
  .nav-pill.is-open .nav-menu{display:flex}
  .nav-link{padding:13px 16px;font-size:15px;border-radius:14px}
  .nav-link.is-active::after{display:none}
  .nav-link.is-active{background:rgba(255,106,43,.1)}
}
@media (max-width:768px){
  .wrap{padding:0 20px}
  .page-main{padding-top:112px}
  .article-shell{padding-top:36px}
  .related{padding-top:60px}
  .related-grid > .cell{margin-bottom:18px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .cta-panel{margin-top:72px;padding:32px 24px}
  .site-footer{margin-top:76px}
}
@media (max-width:560px){
  .wrap{padding:0 18px}
  .brand-text{font-size:15px}
  .article-title{font-size:28px}
  .article-cover img{aspect-ratio:16/10}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{margin-top:38px}
  .breadcrumb .current{max-width:100%;white-space:normal}
  .foot-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 30px}
  .cta-points{flex-direction:column;gap:10px}
  .btn{width:100%}
  .cta-actions{width:100%}
  .card-link{padding-top:14px}
}

/* roulang page: category2 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1120;
  --c-panel:#0F1A2E;
  --c-glass:rgba(255,255,255,.05);
  --c-line:rgba(150,180,255,.14);
  --c-ink:#EAF1FF;
  --c-ink-2:#A7B6D4;
  --c-ink-3:#6B7C9C;
  --c-accent:#FF6A2B;
  --c-accent-2:#FFB24B;
  --c-signal:#2FE0B0;
  --r-card:18px;
  --r-panel:24px;
  --r-input:12px;
  --r-pill:999px;
  --r-img:14px;
  --w:1200px;
  --ease:cubic-bezier(.2,.7,.2,1);
  --shadow-card:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-hover:0 18px 50px -18px rgba(255,106,43,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-void);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .26s var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
strong{font-weight:700}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}
:focus-visible{outline:2px solid var(--c-signal);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--w);margin:0 auto;padding:0 24px}
.wrap-narrow{max-width:860px}

/* ---------- 悬浮胶囊导航 ---------- */
.nav-pill{
  position:fixed;
  top:16px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1180px;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 14px 0 16px;
  border-radius:var(--r-pill);
  background:rgba(10,17,32,.72);
  border:1px solid var(--c-line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  z-index:60;
  transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.nav-pill.is-scrolled{
  background:rgba(8,14,26,.92);
  border-color:rgba(150,180,255,.22);
  box-shadow:0 14px 40px -18px rgba(0,0,0,.85);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(135deg,var(--c-accent),var(--c-accent-2));
  color:#0A1120;
  font-weight:700;
  font-size:16px;
  letter-spacing:0;
  box-shadow:0 8px 22px -10px rgba(255,106,43,.85);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  padding:9px 14px;
  font-size:15px;
  color:var(--c-ink-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;bottom:2px;
  width:0;height:2px;
  border-radius:2px;
  background:var(--c-accent);
  transform:translateX(-50%);
  transition:width .26s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(255,255,255,.04)}
.nav-link:hover::after{width:22px}
.nav-link.is-active{color:var(--c-accent)}
.nav-link.is-active::after{width:22px}
.nav-cta{flex:0 0 auto;margin-left:6px}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid var(--c-line);
  background:rgba(255,255,255,.05);
  color:var(--c-ink);
  cursor:pointer;
}
.nav-toggle:hover{border-color:rgba(255,178,75,.6);color:var(--c-accent-2)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:52px;
  padding:0 26px;
  border:0;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-primary{
  background:linear-gradient(100deg,#FF6A2B,#FFB24B);
  color:#0A1120;
  box-shadow:0 8px 28px -6px rgba(255,106,43,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 38px -8px rgba(255,106,43,.7)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(255,255,255,.18);
  color:var(--c-ink);
}
.btn-ghost:hover{border-color:var(--c-accent);background:rgba(255,255,255,.05)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}
.text-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--c-accent-2);
  font-size:15px;
}
.text-link::after{
  content:"";
  position:absolute;left:0;bottom:-3px;
  width:0;height:1px;background:var(--c-accent-2);
  transition:width .24s var(--ease);
}
.text-link:hover{color:var(--c-accent)}
.text-link:hover::after{width:100%}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(47,224,176,.42);
  background:rgba(47,224,176,.1);
  color:var(--c-signal);
  font-size:12.5px;
  letter-spacing:.06em;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 10px;
  border-radius:var(--r-pill);
  border:1px solid var(--c-line);
  color:var(--c-ink-2);
  font-size:12px;
  background:rgba(255,255,255,.03);
}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:.18em;
  color:var(--c-signal);
  text-transform:uppercase;
  margin-bottom:12px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:168px 0 84px;
  overflow:hidden;
  isolation:isolate;
  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:.32;
  z-index:-2;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(900px 480px at 50% -10%,rgba(255,106,43,.16),transparent 62%),
    linear-gradient(180deg,rgba(5,8,15,.74),rgba(5,8,15,.93) 58%,var(--c-void));
  z-index:-1;
}
.hero-inner{max-width:860px}
.hero h1{
  margin:22px 0 18px;
  font-size:54px;
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.01em;
  background:linear-gradient(120deg,#FFFFFF 20%,#FFD9BE 62%,#FFB24B);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:17px;
  color:var(--c-ink-2);
  max-width:640px;
  margin:0 auto;
}
.hero-actions{
  display:flex;
  justify-content:center;
  gap:14px;
  flex-wrap:wrap;
  margin-top:34px;
}
.hero-meta{
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:14px 34px;
  margin-top:44px;
  padding-top:26px;
  border-top:1px solid var(--c-line);
}
.hero-meta div{font-size:13.5px;color:var(--c-ink-3)}
.hero-meta b{display:block;font-size:26px;color:var(--c-accent);font-weight:700;line-height:1.2}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(15,26,46,.55),rgba(10,17,32,.2))}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{
  font-size:36px;
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.01em;
}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px}

/* ---------- 时间轴 ---------- */
.timeline{
  position:relative;
  max-width:900px;
  padding-left:6px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:21px;top:10px;bottom:14px;
  width:2px;
  background:linear-gradient(180deg,var(--c-signal),rgba(47,224,176,.06));
}
.tl-item{position:relative;padding:0 0 26px 66px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:attr(data-step);
  position:absolute;
  left:8px;top:16px;
  width:28px;height:28px;
  display:grid;place-items:center;
  border-radius:50%;
  background:var(--c-deep);
  border:2px solid var(--c-signal);
  color:var(--c-signal);
  font-size:12px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  z-index:1;
}
.tl-item.is-active::before{
  border-color:var(--c-accent);
  color:#0A1120;
  background:linear-gradient(100deg,#FF6A2B,#FFB24B);
  box-shadow:0 0 0 6px rgba(255,106,43,.14),0 0 22px rgba(255,106,43,.55);
}
.tl-card{
  padding:22px 24px;
  border-radius:var(--r-card);
  background:var(--c-glass);
  border:1px solid var(--c-line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card);
  transition:border-color .26s var(--ease),transform .26s var(--ease),box-shadow .26s var(--ease);
}
.tl-card:hover{transform:translateY(-3px);border-color:rgba(255,106,43,.55);box-shadow:var(--shadow-hover)}
.tl-card h3{font-size:20px;font-weight:600;margin-bottom:8px}
.tl-card p{color:var(--c-ink-2);font-size:15px;line-height:1.8}
.tl-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}

/* ---------- 数据带 ---------- */
.statband{
  padding:52px 0;
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
  background:linear-gradient(90deg,rgba(255,106,43,.07),rgba(47,224,176,.05));
}
.statband-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.stat{text-align:center}
.stat b{
  display:block;
  font-size:40px;
  line-height:1.1;
  font-weight:700;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--c-ink-3)}

/* ---------- 要点小卡 ---------- */
.mini-card{
  height:100%;
  padding:26px 22px;
  border-radius:var(--r-card);
  background:var(--c-glass);
  border:1px solid var(--c-line);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.mini-card:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.55);box-shadow:var(--shadow-hover)}
.mini-icon{
  display:grid;place-items:center;
  width:46px;height:46px;
  border-radius:14px;
  margin-bottom:16px;
  background:rgba(47,224,176,.12);
  border:1px solid rgba(47,224,176,.35);
  color:var(--c-signal);
  font-size:18px;
}
.mini-card h3{font-size:18px;font-weight:600;margin-bottom:8px}
.mini-card p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8}

/* ---------- 图文自检 ---------- */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.check-figure{
  border-radius:var(--r-panel);
  overflow:hidden;
  border:1px solid var(--c-line);
  box-shadow:0 30px 70px -40px rgba(0,0,0,.9);
  position:relative;
}
.check-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.check-figure::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.1),rgba(5,8,15,.55));
}
.check-list{margin-top:22px}
.check-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:14px;
  color:var(--c-ink-2);
  font-size:15px;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:8px;height:8px;
  background:var(--c-accent);
  transform:rotate(45deg);
}
.check-grid h2{font-size:32px;line-height:1.25;font-weight:700}
.check-grid .lead{margin-top:14px;color:var(--c-ink-2)}
.check-grid .btn{margin-top:26px}

/* ---------- 折叠说明 ---------- */
.acc-list{margin-top:8px}
.acc{
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  background:var(--c-glass);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .26s var(--ease),background .26s var(--ease);
}
.acc:hover{border-color:rgba(255,178,75,.45)}
.acc[open]{border-color:rgba(255,106,43,.55);background:rgba(255,106,43,.06)}
.acc summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  display:flex;
  align-items:center;
  gap:16px;
  font-size:16.5px;
  font-weight:600;
}
.acc summary::-webkit-details-marker{display:none}
.acc summary i{
  margin-left:auto;
  color:var(--c-ink-3);
  transition:transform .3s var(--ease),color .26s var(--ease);
  font-size:14px;
}
.acc[open] summary{color:var(--c-accent-2)}
.acc[open] summary i{transform:rotate(180deg);color:var(--c-accent)}
.acc-body{
  padding:0 24px 22px 24px;
  color:var(--c-ink-2);
  font-size:15px;
  line-height:1.85;
  animation:fadeUp .3s var(--ease);
}
@keyframes fadeUp{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- CTA 面板 ---------- */
.cta-band{padding:96px 0}
.cta-panel{
  position:relative;
  padding:56px 52px;
  border-radius:var(--r-panel);
  border:1px solid rgba(255,106,43,.32);
  background:linear-gradient(140deg,rgba(15,26,46,.95),rgba(10,17,32,.88));
  overflow:hidden;
  box-shadow:0 40px 90px -50px rgba(255,106,43,.65);
}
.cta-panel::before{
  content:"";
  position:absolute;
  width:520px;height:520px;
  right:-160px;top:-200px;
  background:radial-gradient(circle,rgba(255,106,43,.22),transparent 64%);
  pointer-events:none;
}
.cta-panel h2{font-size:32px;line-height:1.25;font-weight:700}
.cta-panel .lead{margin-top:14px;color:var(--c-ink-2);max-width:520px}
.cta-benefits{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  margin-top:28px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
}
.cta-benefits span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--c-ink-2);
}
.cta-benefits i{color:var(--c-signal);font-size:12px}
.form-card{
  position:relative;
  z-index:1;
  padding:28px;
  border-radius:var(--r-card);
  background:rgba(5,8,15,.55);
  border:1px solid var(--c-line);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-ink-3);margin-bottom:8px;letter-spacing:.04em}
.field input{
  width:100%;
  height:52px;
  padding:0 16px;
  border-radius:var(--r-input);
  background:rgba(10,17,32,.9);
  border:1px solid var(--c-line);
  color:var(--c-ink);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.field input::placeholder{color:#5A6B8A}
.field input:focus{
  outline:none;
  border-color:var(--c-accent);
  box-shadow:0 0 0 3px rgba(255,106,43,.22);
}
.form-note{font-size:12.5px;color:var(--c-ink-3);margin-top:14px;line-height:1.7}
.form-msg{font-size:13px;margin-top:12px;display:none}
.form-msg.ok{display:block;color:var(--c-signal)}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(10,17,32,.6),var(--c-void));
  padding:64px 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand strong{font-size:16px;letter-spacing:-.01em}
.foot-about{font-size:14px;color:var(--c-ink-3);max-width:320px;line-height:1.8}
.foot-col h4{font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:16px;letter-spacing:.04em}
.foot-col li{margin-bottom:10px}
.foot-col a,.foot-col span{font-size:14px;color:var(--c-ink-2)}
.foot-col a:hover{color:var(--c-accent)}
.foot-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--c-line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--c-ink-3);
}
.foot-bottom .domain{font-variant-numeric:tabular-nums;letter-spacing:.06em}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-pill{height:60px}
  .brand-text{font-size:15px}
  .hero{padding:146px 0 70px}
  .hero h1{font-size:42px}
  .section{padding:72px 0}
  .sec-head h2{font-size:30px}
  .check-grid{grid-template-columns:1fr;gap:36px}
  .cta-panel{padding:44px 32px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .statband-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:900px){
  .nav-menu{
    position:absolute;
    top:calc(100% + 12px);
    left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    border-radius:22px;
    background:rgba(8,14,26,.97);
    border:1px solid var(--c-line);
    box-shadow:0 24px 60px -30px rgba(0,0,0,.95);
    display:none;
  }
  .nav-menu.is-open{display:flex}
  .nav-link{padding:12px 16px;min-height:44px;display:flex;align-items:center}
  .nav-link::after{display:none}
  .nav-link.is-active{background:rgba(255,106,43,.12)}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta{display:none}
}
@media (max-width:767px){
  .wrap{padding:0 18px}
  .nav-pill{top:10px;width:calc(100% - 20px);padding:0 10px 0 12px}
  .brand-mark{width:30px;height:30px;font-size:14px}
  .brand-text{font-size:14px}
  .hero{padding:126px 0 58px}
  .hero h1{font-size:31px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-meta{gap:16px 24px}
  .hero-meta b{font-size:22px}
  .section{padding:56px 0}
  .sec-head{margin-bottom:34px}
  .sec-head h2{font-size:25px}
  .check-grid h2{font-size:24px}
  .cta-band{padding:56px 0}
  .cta-panel{padding:32px 20px;border-radius:var(--r-card)}
  .cta-panel h2{font-size:24px}
  .statband-grid{grid-template-columns:1fr 1fr;gap:26px}
  .stat b{font-size:30px}
  .timeline{padding-left:0}
  .timeline::before{left:15px}
  .tl-item{padding-left:50px}
  .tl-item::before{left:2px;width:26px;height:26px}
  .tl-card{padding:18px 18px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:8px}
}
@media (max-width:560px){
  .hero h1{font-size:27px}
  .btn{height:50px;padding:0 20px}
  .mini-card{padding:22px 18px}
  .acc summary{padding:17px 18px;font-size:15.5px}
  .acc-body{padding:0 18px 18px 18px}
  .form-card{padding:20px}
  .statband-grid{grid-template-columns:1fr 1fr}
}

/* roulang page: category3 */
:root{
  --c-void:#05080F;
  --c-deep:#0A1120;
  --c-panel:#0F1A2E;
  --c-glass:rgba(255,255,255,.05);
  --c-line:rgba(150,180,255,.14);
  --c-ink:#EAF1FF;
  --c-ink-2:#A7B6D4;
  --c-ink-3:#6B7C9C;
  --c-accent:#FF6A2B;
  --c-accent-2:#FFB24B;
  --c-signal:#2FE0B0;
  --r-card:18px;
  --r-panel:24px;
  --r-input:12px;
  --r-img:14px;
  --shadow-card:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-hover:0 18px 50px -18px rgba(255,106,43,.45);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  background:var(--c-void);
  color:var(--c-ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.2;color:var(--c-ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;background:transparent}
button{font-family:inherit}
.num{font-family:Bahnschrift,"DIN Alternate",ui-monospace,"SFMono-Regular",Menlo,monospace;font-variant-numeric:tabular-nums}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:72px 0}
.sec-head{max-width:760px}
.sec-head.center{margin:0 auto;text-align:center}
.sec-head h2{font-size:34px}
.sec-head p{margin-top:14px;color:var(--c-ink-2);font-size:16px}

/* 悬浮胶囊导航 */
.nav-pill{
  position:fixed;top:16px;left:50%;transform:translateX(-50%);
  width:calc(100% - 32px);max-width:1180px;height:64px;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 20px;
  border-radius:999px;
  background:rgba(10,17,32,.72);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--c-line);
  z-index:90;
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.nav-pill.is-scrolled{background:rgba(8,14,26,.92);box-shadow:0 18px 44px -24px rgba(0,0,0,.95)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  font-size:16px;font-weight:700;color:#0A1120;
  background:linear-gradient(120deg,var(--c-accent),var(--c-accent-2));
  box-shadow:0 6px 18px -8px rgba(255,106,43,.9);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;justify-content:center;gap:6px;flex:1 1 auto;min-width:0}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--c-ink-2);white-space:nowrap;
  transition:color .24s var(--ease),background .24s var(--ease);
}
.nav-link:hover{color:var(--c-ink);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--c-accent)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--c-accent);
}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border-radius:14px;border:1px solid var(--c-line);
  background:rgba(255,255,255,.05);color:var(--c-ink);
  font-size:17px;cursor:pointer;
  transition:border-color .24s var(--ease),color .24s var(--ease);
}
.nav-toggle:hover{border-color:var(--c-accent);color:var(--c-accent)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 28px;border-radius:999px;
  font-size:16px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-primary{
  background:linear-gradient(100deg,#FF6A2B,#FFB24B);
  color:#0A1120;
  box-shadow:0 8px 28px -6px rgba(255,106,43,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px -8px rgba(255,106,43,.72)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:focus-visible{outline:2px solid var(--c-signal);outline-offset:3px}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--c-ink)}
.btn-ghost:hover{border-color:var(--c-accent);background:rgba(255,255,255,.05)}
.btn-ghost:focus-visible{outline:2px solid var(--c-signal);outline-offset:3px}
.btn-sm{height:42px;padding:0 20px;font-size:14px}

/* 标签与徽章 */
.badge{
  display:inline-block;padding:6px 14px;border-radius:999px;
  font-size:13px;letter-spacing:.02em;
  color:var(--c-signal);
  border:1px solid rgba(47,224,176,.4);
  background:rgba(47,224,176,.08);
}
.tag{
  display:inline-block;padding:5px 12px;border-radius:999px;
  font-size:12px;color:var(--c-ink-2);
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.03);
}

/* 分类 Hero */
.cat-hero{
  position:relative;overflow:hidden;
  padding:148px 0 78px;
  background-image:linear-gradient(180deg,rgba(5,8,15,.8),rgba(5,8,15,.95)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--c-line);
}
.cat-hero::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(47,224,176,.08),transparent 62%);
  pointer-events:none;
}
.hero-glow{
  position:absolute;top:-190px;right:-90px;width:640px;height:640px;
  background:radial-gradient(circle,rgba(255,106,43,.12),transparent 62%);
  pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;max-width:760px;margin:0 auto;text-align:center}
.cat-hero h1{font-size:52px;margin:20px 0 16px}
.cat-sub{font-size:18px;color:var(--c-ink-2)}
.hero-actions{margin-top:30px}
.cat-note{margin-top:18px;font-size:14px;color:var(--c-ink-3)}

/* 模块卡片网格 */
.module-grid{margin-top:38px}
.module-grid .cell{display:flex}
.module-card{
  position:relative;width:100%;height:100%;
  padding:26px 24px 24px;
  border-radius:var(--r-card);
  background:var(--c-glass);
  border:1px solid var(--c-line);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.module-card::before{
  content:"";position:absolute;top:0;left:14px;right:14px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
}
.module-card:hover{transform:translateY(-4px);border-color:rgba(255,106,43,.6);box-shadow:var(--shadow-hover)}
.module-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  font-size:18px;color:var(--c-signal);
  background:rgba(47,224,176,.1);
  border:1px solid rgba(47,224,176,.35);
}
.module-card h3{margin:18px 0 8px;font-size:20px}
.module-card p{font-size:15px;color:var(--c-ink-2)}

/* 对照表 */
.table-shell{
  margin-top:34px;
  border-radius:var(--r-card);
  border:1px solid var(--c-line);
  background:rgba(15,26,46,.62);
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
.cmp-table{width:100%;min-width:820px;border-collapse:collapse}
.cmp-table th{
  padding:16px 18px;text-align:left;white-space:nowrap;
  font-size:14px;font-weight:600;color:var(--c-ink);
  background:#0C1526;
  border-bottom:1px solid var(--c-line);
}
.cmp-table td{
  padding:16px 18px;white-space:nowrap;
  font-size:14px;color:var(--c-ink-2);
  border-bottom:1px solid rgba(150,180,255,.08);
  transition:background .24s var(--ease),color .24s var(--ease);
}
.cmp-table td:first-child,.cmp-table th:first-child{
  position:sticky;left:0;z-index:2;
  background:#0B1322;color:var(--c-ink);font-weight:600;
}
.cmp-table tbody tr:hover td{background:rgba(255,106,43,.07);color:var(--c-ink)}
.cmp-table tbody tr:hover td:first-child{background:#16203A}
.cmp-table tbody tr:last-child td{border-bottom:0}

/* 现场图文块 */
.scene-block{
  display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;
  padding:28px;
  border-radius:var(--r-panel);
  background:rgba(15,26,46,.5);
  border:1px solid var(--c-line);
}
.scene-media{
  position:relative;overflow:hidden;border-radius:var(--r-img);
  border:1px solid var(--c-line);
}
.scene-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.scene-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.06),rgba(5,8,15,.5));
}
.scene-copy h2{font-size:30px}
.scene-copy > p{margin-top:14px;color:var(--c-ink-2);font-size:16px}
.tick-list{margin-top:22px;display:grid;gap:12px}
.tick-list li{position:relative;padding-left:22px;font-size:15px;color:var(--c-ink-2)}
.tick-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:2px;background:var(--c-accent);
}

/* FAQ */
.faq-list{max-width:900px;margin:34px auto 0;display:grid;gap:12px}
.faq-item{
  border-radius:16px;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  overflow:hidden;
  transition:border-color .28s var(--ease);
}
.faq-item.is-open{border-color:rgba(255,106,43,.5)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;min-height:44px;
  background:none;border:0;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .24s var(--ease);
}
.faq-q:hover{color:var(--c-accent)}
.faq-q:focus-visible{outline:2px solid var(--c-signal);outline-offset:-4px}
.faq-item.is-open .faq-q{color:var(--c-accent)}
.faq-q i{color:var(--c-ink-3);transition:transform .3s var(--ease),color .3s var(--ease)}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--c-accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--c-ink-2)}

/* CTA */
.cta-band{padding:20px 0 96px}
.cta-panel{
  position:relative;overflow:hidden;
  padding:44px;
  border-radius:var(--r-panel);
  border:1px solid rgba(255,106,43,.28);
  background-image:linear-gradient(112deg,rgba(15,26,46,.95),rgba(10,17,32,.88)),url('/assets/images/coverpic/cover-6.png');
  background-size:cover;
  background-position:center;
  display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;
}
.cta-panel::before{
  content:"";position:absolute;top:-140px;right:-60px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,106,43,.16),transparent 62%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{font-size:30px}
.cta-copy p{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.cta-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px}
.cta-tags li{
  padding:6px 14px;border-radius:999px;font-size:13px;color:var(--c-signal);
  border:1px solid rgba(47,224,176,.35);background:rgba(47,224,176,.08);
}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(10,17,32,.6),rgba(5,8,15,1));
  padding:64px 0 28px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand strong{font-size:16px;color:var(--c-ink)}
.foot-about{font-size:14px;color:var(--c-ink-3);line-height:1.9;max-width:300px}
.foot-col h4{font-size:15px;margin-bottom:16px;color:var(--c-ink)}
.foot-col ul{display:grid;gap:10px}
.foot-col a,.foot-col span{font-size:14px;color:var(--c-ink-3);transition:color .24s var(--ease)}
.foot-col a:hover{color:var(--c-accent)}
.foot-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(150,180,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--c-ink-3);
}
.foot-bottom .domain{font-family:Bahnschrift,"DIN Alternate",ui-monospace,monospace}

@media (max-width:1024px){
  .cat-hero h1{font-size:44px}
  .sec-head h2{font-size:30px}
  .scene-block{grid-template-columns:1fr;gap:28px}
  .cta-panel{grid-template-columns:1fr;padding:36px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-menu{
    position:absolute;top:74px;left:6px;right:6px;
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    padding:12px;border-radius:22px;
    background:rgba(10,17,32,.97);
    border:1px solid var(--c-line);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    box-shadow:0 24px 50px -24px rgba(0,0,0,.95);
  }
  body.nav-open .nav-menu{display:flex}
  .nav-link{padding:12px 14px;min-height:44px;display:flex;align-items:center;border-radius:14px;font-size:15px}
  .nav-link.is-active{background:rgba(255,106,43,.1)}
  .nav-link.is-active::after{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta{display:none}
  .nav-pill{gap:12px;padding:0 10px 0 16px}
}
@media (max-width:768px){
  .wrap{padding:0 18px}
  .section{padding:72px 0}
  .section-tight{padding:56px 0}
  .cat-hero{padding:126px 0 62px}
  .cat-hero h1{font-size:34px}
  .cat-sub{font-size:16px}
  .brand-text{font-size:15px}
  .sec-head h2{font-size:26px}
  .scene-copy h2{font-size:24px}
  .cta-copy h2{font-size:24px}
  .cta-band{padding:8px 0 72px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:560px){
  body{font-size:15px}
  .section{padding:56px 0}
  .cat-hero h1{font-size:30px}
  .module-card{padding:22px 20px}
  .scene-block{padding:18px}
  .cta-panel{padding:26px 20px}
  .faq-q{font-size:16px;padding:18px}
  .foot-grid{grid-template-columns:1fr}
}