/* roulang page: index */
:root{
  --bg:#050814;
  --bg-2:#0A1224;
  --panel:#0F1A2E;
  --glass:rgba(15,26,46,.68);
  --primary:#2DD4FF;
  --primary-deep:#0EA5E9;
  --purple:#8B5CF6;
  --orange:#FF8A3D;
  --text:#EAF2FF;
  --muted:#91A4C0;
  --border:rgba(148,163,184,.18);
  --glow:rgba(45,212,255,.35);
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --shadow-card:0 12px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-hover:0 18px 50px rgba(0,0,0,.48), 0 0 26px rgba(45,212,255,.2);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","Segoe UI",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:17px;line-height:1.75;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(620px 420px at 10% 4%, rgba(45,212,255,.15), transparent 70%),
    radial-gradient(720px 520px at 92% 2%, rgba(139,92,246,.15), transparent 72%),
    radial-gradient(900px 620px at 50% 104%, rgba(255,138,61,.08), transparent 76%);
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,figure{margin:0}
ul{padding:0;list-style:none}
button,input{font-family:inherit}
::selection{background:rgba(45,212,255,.3);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto}
@media(min-width:1400px){.container{max-width:1320px}}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(5,8,20,.74);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  transition:padding .3s ease, background .3s ease;
}
.site-header .container{display:flex;flex-direction:column}
.nav-top{
  display:flex;align-items:center;gap:22px;height:72px;
  transition:height .3s ease;
}
.site-header.shrink{background:rgba(5,8,20,.92)}
.site-header.shrink .nav-top{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--purple));
  color:#04121C;font-size:17px;box-shadow:0 0 20px var(--glow);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--primary)}
.nav-search{
  flex:1 1 auto;max-width:560px;min-width:220px;position:relative;display:flex;align-items:center;
  background:rgba(255,255,255,.045);
  border:1px solid var(--border);border-radius:999px;
  padding:4px 4px 4px 16px;transition:.25s;
}
.nav-search:focus-within{border-color:rgba(45,212,255,.6);box-shadow:0 0 0 3px rgba(45,212,255,.14)}
.nav-search i{color:var(--muted);font-size:14px;flex:0 0 auto}
.nav-search input{
  flex:1 1 auto;background:transparent;border:0;outline:none;color:var(--text);
  font-size:14.5px;padding:9px 12px;min-width:0;
}
.nav-search input::placeholder{color:#6d7f9a}
.nav-search button{
  flex:0 0 auto;border:0;border-radius:999px;padding:8px 20px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121C;
  cursor:pointer;transition:.25s;
}
.nav-search button:hover{box-shadow:0 0 20px var(--glow)}
.nav-links{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.nav-links a{
  padding:9px 15px;border-radius:999px;font-size:15px;font-weight:600;color:var(--muted);
  transition:.22s;white-space:nowrap;
}
.nav-links a:hover{color:var(--text);background:rgba(45,212,255,.1)}
.nav-links a.active{color:#04121C;background:linear-gradient(135deg,var(--primary),var(--primary-deep));box-shadow:0 0 18px var(--glow)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--border);
  background:rgba(255,255,255,.05);color:var(--text);font-size:17px;cursor:pointer;
}
.nav-mobile{display:none;padding:8px 0 18px;border-top:1px solid var(--border);margin-top:8px}
.nav-mobile.open{display:block}
.nav-mobile .nav-search{max-width:100%;width:100%;margin:10px 0 14px}
.nav-mobile-links{display:flex;flex-direction:column;gap:4px}
.nav-mobile-links a{
  padding:11px 16px;border-radius:var(--r-sm);font-size:15.5px;font-weight:600;color:var(--muted);
  background:rgba(255,255,255,.03);border:1px solid var(--border);transition:.22s;
}
.nav-mobile-links a:hover{color:var(--primary);border-color:rgba(45,212,255,.45)}
.nav-mobile-links a.active{color:#04121C;background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-color:transparent}

@media(max-width:1199.98px){
  .nav-links a{padding:9px 11px;font-size:14.5px}
}
@media(max-width:991.98px){
  .nav-search,.nav-links{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .nav-top{gap:12px;height:64px}
}
@media(max-width:520px){
  .brand-text{font-size:16.5px}
  .brand-mark{width:34px;height:34px;font-size:15px}
}

/* ---------- Buttons ---------- */
.btn-glow,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15.5px;padding:13px 30px;
  cursor:pointer;transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
  border:1px solid transparent;
}
.btn-glow{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121C;box-shadow:0 0 24px var(--glow)}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(45,212,255,.55);color:#04121C}
.btn-ghost{background:rgba(45,212,255,.06);border-color:rgba(45,212,255,.42);color:var(--primary)}
.btn-ghost:hover{background:rgba(45,212,255,.15);border-color:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 0 24px var(--glow)}
.btn-soft{background:rgba(255,255,255,.05);border-color:var(--border);color:var(--text)}
.btn-soft:hover{background:rgba(255,255,255,.1);transform:translateY(-2px)}
.btn-glow:active,.btn-ghost:active,.btn-soft:active{transform:translateY(1px)}

/* ---------- Section basics ---------- */
.section{padding:88px 0;position:relative}
.section-tight{padding:64px 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:.12em;color:var(--primary);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--purple))}
.h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700;line-height:1.28;letter-spacing:-.01em}
.section-sub{color:var(--muted);font-size:16px;margin-top:14px}
@media(max-width:768px){
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .section-head{margin-bottom:26px}
}

/* ---------- Pills / Badges ---------- */
.pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.02em;
  background:rgba(45,212,255,.12);color:var(--primary);border:1px solid rgba(45,212,255,.3);
}
.badge-x{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(45,212,255,.13);color:var(--primary);border:1px solid rgba(45,212,255,.28);
  white-space:nowrap;
}
.badge-orange{background:rgba(255,138,61,.14);color:var(--orange);border-color:rgba(255,138,61,.32)}
.badge-purple{background:rgba(139,92,246,.16);color:#bda4ff;border-color:rgba(139,92,246,.34)}
.badge-plain{background:rgba(255,255,255,.06);color:var(--muted);border-color:var(--border)}

/* ---------- Hero ---------- */
.hero{padding:76px 0 72px;position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(560px 420px at 78% 34%, rgba(139,92,246,.16), transparent 72%);
}
.hero h1{
  font-size:clamp(2.2rem,5vw,4rem);font-weight:800;line-height:1.12;letter-spacing:-.02em;
  margin:20px 0 22px;
}
.hero h1 span{
  background:linear-gradient(120deg,var(--primary),var(--purple) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--muted);font-size:18px;max-width:620px;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:42px;padding-top:26px;border-top:1px solid var(--border)}
.hero-stats div{min-width:104px}
.hero-stats strong{display:block;font-family:var(--font-num);font-size:26px;font-weight:800;color:var(--primary);line-height:1.2}
.hero-stats span{font-size:13.5px;color:var(--muted)}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-card)}
.hero-visual > img{width:100%;height:430px;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,20,.05) 30%,rgba(5,8,20,.85));
}
.glass-float{
  position:absolute;z-index:2;left:20px;right:20px;bottom:20px;
  display:flex;align-items:center;gap:14px;
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(148,163,184,.24);border-radius:var(--r-md);padding:14px 18px;
}
.glass-float img{width:52px;height:52px;border-radius:12px;object-fit:cover;flex:0 0 auto}
.glass-float strong{display:block;font-size:15px;font-weight:700}
.glass-float span{font-size:13px;color:var(--muted)}
.hero-corner{
  position:absolute;z-index:2;top:18px;left:18px;
  background:rgba(255,138,61,.16);border:1px solid rgba(255,138,61,.4);color:#ffd0ab;
  font-size:12.5px;font-weight:700;padding:6px 14px;border-radius:999px;
  backdrop-filter:blur(10px);
}
@media(max-width:991.98px){
  .hero{padding:48px 0 52px}
  .hero h1{font-size:clamp(1.95rem,7vw,2.6rem)}
  .hero-sub{font-size:16.5px}
  .hero-visual > img{height:320px}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{flex:1 1 100%}
}
@media(max-width:576px){
  .hero-stats{gap:22px}
  .hero-stats div{min-width:88px}
  .hero-stats strong{font-size:22px}
}

/* ---------- Cards ---------- */
.card-x{
  position:relative;height:100%;display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  transition:transform .28s ease, border-color .28s ease, box-shadow .28s ease;
}
.card-x:hover{transform:translateY(-4px);border-color:rgba(45,212,255,.5);box-shadow:var(--shadow-hover)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;object-fit:cover;transition:transform .6s ease}
.card-x:hover .card-media img{transform:scale(1.03)}
.card-media .badge-x{position:absolute;top:14px;left:14px;z-index:2;backdrop-filter:blur(8px)}
.card-body-x{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.card-title{font-size:1.24rem;font-weight:700;line-height:1.42}
.card-title a{transition:color .22s}
.card-title a:hover{color:var(--primary)}
.card-desc{color:var(--muted);font-size:15px;line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted);margin-top:auto}
.card-meta i{color:var(--primary);font-size:12px}
.card-arrow{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary);
  transition:gap .22s ease;
}
.card-arrow:hover{gap:13px}

.card-hero .card-media img{height:296px}
.card-tall .card-media img{height:180px}
.card-small .card-media img{height:158px}
.card-small .card-body-x{padding:18px 20px 20px}
.card-small .card-title{font-size:1.06rem}

.info-card{
  height:100%;display:flex;flex-direction:column;gap:16px;
  background:linear-gradient(160deg,rgba(139,92,246,.16),rgba(15,26,46,.92));
  border:1px solid rgba(139,92,246,.32);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-card);
}
.info-card h3{font-size:1.14rem;font-weight:700}
.info-card ul{display:flex;flex-direction:column;gap:14px;margin-top:2px}
.info-card li{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:13px;border-bottom:1px dashed rgba(148,163,184,.24)}
.info-card li:last-child{border-bottom:0;padding-bottom:0}
.info-card li span{font-size:14px;color:var(--muted)}
.info-card li strong{font-family:var(--font-num);font-size:17px;color:var(--primary)}
.info-card .btn-ghost{width:100%;margin-top:auto;padding:11px 20px;font-size:14.5px}

/* ---------- 评价 ---------- */
.review-wrap{position:relative}
.review-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 20px;scrollbar-width:none;
}
.review-track::-webkit-scrollbar{display:none}
.review-card{
  flex:0 0 340px;scroll-snap-align:start;
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(148,163,184,.22);border-radius:var(--r-lg);
  padding:24px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow-card);
  transition:transform .28s ease, border-color .28s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:rgba(45,212,255,.45)}
.review-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;display:grid;place-items:center;
  font-weight:800;font-size:16px;color:#04121C;
  background:linear-gradient(135deg,var(--primary),var(--purple));
}
.review-top strong{display:block;font-size:15px}
.review-top span{font-size:12.5px;color:var(--muted)}
.stars{color:var(--orange);font-size:13px;letter-spacing:2px}
.review-card p{font-size:15px;color:#cddcf0;line-height:1.8}
.review-controls{display:flex;gap:10px;justify-content:flex-end;margin-bottom:8px}
.review-controls button{
  width:40px;height:40px;border-radius:50%;cursor:pointer;
  background:rgba(255,255,255,.06);border:1px solid var(--border);color:var(--text);
  transition:.22s;
}
.review-controls button:hover{background:rgba(45,212,255,.16);border-color:rgba(45,212,255,.5);color:var(--primary)}

/* ---------- 保障条 ---------- */
.assure{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--border);border-radius:var(--r-lg);
  background:rgba(15,26,46,.55);overflow:hidden;
}
.assure-item{padding:26px 24px;border-right:1px solid var(--border);display:flex;gap:14px;align-items:flex-start}
.assure-item:last-child{border-right:0}
.assure-item i{font-size:19px;color:var(--primary);margin-top:3px}
.assure-item.accent i{color:var(--orange)}
.assure-item strong{display:block;font-size:15.5px;font-weight:700;margin-bottom:5px}
.assure-item p{font-size:14px;color:var(--muted);line-height:1.7}
@media(max-width:991.98px){
  .assure{grid-template-columns:repeat(2,1fr)}
  .assure-item:nth-child(2){border-right:0}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--border)}
}
@media(max-width:576px){
  .assure{grid-template-columns:1fr}
  .assure-item{border-right:0;border-bottom:1px solid var(--border)}
  .assure-item:last-child{border-bottom:0}
}

/* ---------- CMS 列表 ---------- */
.news-item{
  height:100%;display:flex;gap:18px;padding:20px 22px;
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-card);transition:transform .26s ease,border-color .26s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:rgba(45,212,255,.45)}
.news-index{
  flex:0 0 auto;font-family:var(--font-num);font-size:15px;font-weight:800;color:var(--primary);
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(45,212,255,.1);border:1px solid rgba(45,212,255,.24);
}
.news-body{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:9px}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.news-title{font-size:1.06rem;font-weight:700;line-height:1.5}
.news-title a{transition:color .22s}
.news-title a:hover{color:var(--primary)}
.news-excerpt{font-size:14.5px;color:var(--muted);line-height:1.72;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-more{font-size:13.5px;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:7px;transition:gap .22s}
.news-more:hover{gap:12px}
.empty-state{
  text-align:center;padding:56px 24px;border:1px dashed rgba(148,163,184,.3);
  border-radius:var(--r-lg);background:rgba(15,26,46,.5);
}
.empty-state i{font-size:26px;color:var(--primary);margin-bottom:14px;display:block}
.empty-state p{color:var(--muted);margin-bottom:20px}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:34px;
  padding:40px 44px;border-radius:var(--r-lg);
  background:
    radial-gradient(560px 300px at 8% 50%, rgba(45,212,255,.24), transparent 66%),
    radial-gradient(460px 300px at 96% 30%, rgba(139,92,246,.26), transparent 68%),
    linear-gradient(120deg,#0F1A2E,#0A1224);
  border:1px solid rgba(45,212,255,.34);
  box-shadow:0 0 46px rgba(45,212,255,.16), var(--shadow-card);
}
.cta-panel h2{font-size:clamp(1.4rem,2.3vw,1.9rem);font-weight:800;line-height:1.32;margin-bottom:10px}
.cta-panel p{color:var(--muted);font-size:15.5px;max-width:560px}
.cta-actions{display:flex;gap:14px;flex:0 0 auto;flex-wrap:wrap}
@media(max-width:991.98px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:32px 26px;gap:24px}
  .cta-actions{width:100%}
  .cta-actions .btn-glow,.cta-actions .btn-ghost{flex:1 1 100%}
}

/* ---------- FAQ ---------- */
.faq-acc{display:flex;flex-direction:column;gap:14px}
.faq-acc .accordion-item{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-md)!important;
  overflow:hidden;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.faq-acc .accordion-button{
  background:transparent;color:var(--text);font-size:16px;font-weight:600;
  padding:20px 22px;border:0;box-shadow:none;position:relative;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--primary);background:rgba(45,212,255,.07)}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--purple));
  box-shadow:0 0 14px var(--glow);
}
.faq-acc .accordion-button:focus{box-shadow:none}
.faq-acc .accordion-button::after{
  filter:none;background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--muted);transition:transform .3s ease, color .3s ease;
  width:auto;height:auto;display:flex;align-items:center;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--primary)}
.faq-acc .accordion-body{
  color:var(--muted);font-size:15.5px;line-height:1.85;padding:0 22px 22px;
}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid var(--border);background:rgba(5,8,20,.9);
  padding:70px 0 26px;position:relative;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:15px;border-radius:11px}
.footer-brand span{font-size:17px;font-weight:800}
.footer-col p{color:var(--muted);font-size:14.5px;line-height:1.8}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:18px;color:var(--text)}
.footer-col h4::after{
  content:"";display:block;width:26px;height:2px;border-radius:2px;margin-top:9px;
  background:linear-gradient(90deg,var(--primary),transparent);
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul a{color:var(--muted);font-size:14.5px;transition:.22s}
.footer-col ul a:hover{color:var(--primary);padding-left:4px}
.footer-form{display:flex;gap:10px;margin-top:14px}
.footer-form input{
  flex:1 1 auto;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--border);color:var(--text);
  font-size:14.5px;outline:none;transition:.22s;
}
.footer-form input::placeholder{color:#6d7f9a}
.footer-form input:focus{border-color:rgba(45,212,255,.65);box-shadow:0 0 0 3px rgba(45,212,255,.14)}
.footer-form button{
  height:48px;padding:0 22px;border-radius:var(--r-sm);border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121C;
  font-weight:700;font-size:14.5px;transition:.22s;
}
.footer-form button:hover{box-shadow:0 0 22px var(--glow);transform:translateY(-1px)}
.form-tip{font-size:13px;margin-top:10px;min-height:18px;color:var(--muted)}
.form-tip.ok{color:#5ee6a8}
.form-tip.err{color:#ff7a6b}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--muted);font-size:13.5px;
}
.footer-bottom a{color:var(--primary)}
@media(max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:576px){
  .footer-grid{grid-template-columns:1fr}
  .footer-form{flex-direction:column}
  .footer-form button{width:100%}
}

/* ---------- 移动端粘性 CTA ---------- */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(5,8,20,.94);backdrop-filter:blur(16px);
  border-top:1px solid var(--border);gap:10px;
}
.sticky-cta a{flex:1 1 0;padding:12px 10px;font-size:14.5px}
@media(max-width:767.98px){
  .sticky-cta{display:flex}
  body{padding-bottom:74px}
}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* roulang page: article */
:root{
  --bg:#050814;
  --bg-2:#0A1224;
  --panel:#0F1A2E;
  --glass:rgba(15,26,46,.68);
  --primary:#2DD4FF;
  --primary-dark:#0EA5E9;
  --purple:#8B5CF6;
  --orange:#FF8A3D;
  --text:#EAF2FF;
  --muted:#91A4C0;
  --border:rgba(148,163,184,.18);
  --glow:rgba(45,212,255,.35);
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --shadow:0 12px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-hover:0 18px 48px rgba(0,0,0,.45), 0 0 28px rgba(45,212,255,.22);
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  background-color:var(--bg);
  background-image:
    radial-gradient(1000px 520px at 10% -6%, rgba(45,212,255,.16), transparent 62%),
    radial-gradient(860px 560px at 92% 4%, rgba(139,92,246,.14), transparent 64%),
    linear-gradient(180deg,#050814 0%,#070c1c 48%,#050814 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(148,163,184,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(148,163,184,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(80% 60% at 50% 20%,#000 30%,transparent 100%);
  -webkit-mask-image:radial-gradient(80% 60% at 50% 20%,#000 30%,transparent 100%);
}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:#7BE7FF}
img{max-width:100%;height:auto;display:block}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;position:relative;z-index:1}
@media (min-width:1400px){.container{max-width:1320px}}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(5,8,20,.72);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.scrolled{background:rgba(5,8,20,.92);box-shadow:0 10px 30px rgba(0,0,0,.4)}
.site-header.scrolled .nav-wrap{min-height:64px}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:72px;transition:min-height .25s ease}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;letter-spacing:.3px;white-space:nowrap}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--purple));
  color:#04101d;font-size:17px;box-shadow:0 0 22px var(--glow);
}
.brand-text{font-size:1.1rem}
.brand-text small{display:block;font-size:.68rem;color:var(--muted);font-weight:500;letter-spacing:.6px}
.nav-search{
  flex:1 1 auto;max-width:560px;min-width:220px;margin:0 auto;position:relative;display:flex;align-items:center;
}
.nav-search i{position:absolute;left:18px;color:var(--muted);font-size:.95rem;pointer-events:none}
.nav-search input{
  width:100%;height:46px;border-radius:999px;border:1px solid var(--border);
  background:rgba(10,18,36,.85);color:var(--text);padding:0 20px 0 46px;font-size:.94rem;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search input::placeholder{color:#6F839F}
.nav-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(45,212,255,.14),0 0 22px rgba(45,212,255,.28);background:rgba(15,26,46,.95)}
.nav-links{display:flex;align-items:center;gap:6px;white-space:nowrap}
.nav-links a{
  color:#C3D3EA;font-size:.94rem;padding:9px 14px;border-radius:999px;border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease;
}
.nav-links a:hover{color:#fff;background:rgba(45,212,255,.1);border-color:rgba(45,212,255,.28);transform:translateY(-1px)}
.nav-links a.active{color:#04121F;background:linear-gradient(135deg,var(--primary),#63E4FF);border-color:transparent;font-weight:700;box-shadow:0 0 20px var(--glow)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--border);
  background:rgba(15,26,46,.7);color:var(--text);font-size:1.05rem;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}

/* ============ article hero ============ */
.article-hero{position:relative;padding:46px 0 40px;border-bottom:1px solid var(--border);overflow:hidden}
.article-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(180deg,rgba(5,8,20,.88),rgba(5,8,20,.97)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.6;
}
.article-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.85rem;color:var(--muted);margin-bottom:18px}
.crumb a{color:#A8BAD4}
.crumb a:hover{color:var(--primary)}
.crumb i{font-size:.62rem;color:#5C6F8C}
.crumb .now{color:#DCE7F7;max-width:52vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:600;letter-spacing:.4px;
  padding:5px 12px;border-radius:999px;color:var(--primary);
  background:rgba(45,212,255,.1);border:1px solid rgba(45,212,255,.32);
}
.tag.is-orange{color:var(--orange);background:rgba(255,138,61,.1);border-color:rgba(255,138,61,.32)}
.tag.is-purple{color:#C4B5FD;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.34)}
.article-hero h1{
  font-size:clamp(1.85rem,3.6vw,2.9rem);font-weight:800;line-height:1.28;letter-spacing:.2px;
  margin:14px 0 18px;max-width:940px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:.88rem}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--primary);opacity:.85}

/* ============ article layout ============ */
.article-shell{padding:52px 0 8px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
.article-panel{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:44px 48px;
}
.article-body{font-size:17.5px;line-height:1.9;color:#DBE6F6;max-width:820px}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:clamp(1.4rem,2.3vw,1.8rem);font-weight:700;color:#fff;line-height:1.4;
  margin:2em 0 .85em;padding-left:16px;border-left:4px solid var(--primary);
  text-shadow:0 0 22px rgba(45,212,255,.25);
}
.article-body h3{font-size:1.26rem;font-weight:600;color:#F2F7FF;margin:1.7em 0 .7em}
.article-body h4{font-size:1.08rem;font-weight:600;color:#E7F0FF;margin:1.4em 0 .6em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em;line-height:1.85}
.article-body li{margin-bottom:.5em}
.article-body li::marker{color:var(--primary)}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(45,212,255,.35);padding-bottom:1px}
.article-body a:hover{border-bottom-width:2px;border-bottom-color:var(--primary)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 24px;border-left:3px solid var(--primary);
  background:var(--glass);border-radius:0 var(--r-sm) var(--r-sm) 0;color:#C9DAF0;font-style:normal;
}
.article-body img{border-radius:16px;margin:1.4em 0;border:1px solid var(--border)}
.article-body code{
  background:rgba(45,212,255,.1);color:#7BE7FF;padding:2px 7px;border-radius:6px;font-size:.92em;
}
.article-body pre{
  background:#060B18;border:1px solid var(--border);border-radius:var(--r-sm);
  padding:18px 20px;overflow-x:auto;color:#7BE7FF;font-size:.9rem;line-height:1.7;
}
.article-body pre code{background:none;padding:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.94rem}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left}
.article-body th{background:rgba(45,212,255,.08);color:#DCE7F7;font-weight:600}
.empty-state{text-align:center;padding:40px 10px}
.empty-state i{font-size:2.4rem;color:var(--primary);opacity:.7}
.empty-state h2{margin:18px 0 10px;font-size:1.4rem;border:none;padding:0;text-shadow:none}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* ============ sidebar ============ */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-md);
  padding:22px 22px 24px;box-shadow:var(--shadow);backdrop-filter:blur(10px);
}
.side-card h3{font-size:1rem;font-weight:700;margin:0 0 16px;display:flex;align-items:center;gap:9px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:99px;background:linear-gradient(180deg,var(--primary),var(--purple))}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.side-list li{display:flex;gap:12px;align-items:flex-start}
.side-list .num{
  flex:0 0 22px;height:22px;border-radius:7px;display:grid;place-items:center;font-size:.72rem;font-weight:700;
  background:rgba(45,212,255,.12);color:var(--primary);border:1px solid rgba(45,212,255,.28);
}
.side-list a{color:#D3E0F2;font-size:.92rem;line-height:1.6}
.side-list a:hover{color:var(--primary)}
.side-list .mini{display:block;color:var(--muted);font-size:.78rem;margin-top:3px}
.chip-cloud{display:flex;flex-wrap:wrap;gap:9px}
.chip-cloud a{
  font-size:.82rem;color:#B9CBE4;padding:6px 13px;border-radius:999px;
  border:1px solid var(--border);background:rgba(10,18,36,.6);
  transition:all .2s ease;
}
.chip-cloud a:hover{color:#04121F;background:linear-gradient(135deg,var(--primary),#63E4FF);border-color:transparent;transform:translateY(-2px)}
.side-cta{background:linear-gradient(150deg,rgba(45,212,255,.16),rgba(139,92,246,.14));border:1px solid rgba(45,212,255,.28)}
.side-cta p{color:#C9DAF0;font-size:.9rem;margin:0 0 16px}

/* ============ buttons ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 26px;border-radius:999px;font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  border:1px solid transparent;
}
.btn-main{background:linear-gradient(135deg,var(--primary),#5FE1FF);color:#04121F;box-shadow:0 0 22px var(--glow)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(45,212,255,.55);color:#04121F}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{background:rgba(15,26,46,.6);border-color:rgba(45,212,255,.35);color:var(--primary)}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--primary);color:#7BE7FF;box-shadow:0 0 24px rgba(45,212,255,.35)}
.btn-block{width:100%}

/* ============ section ============ */
.section{padding:80px 0}
.section-head{margin-bottom:32px}
.section-head .eyebrow{color:var(--primary);font-size:.82rem;letter-spacing:2px;font-weight:600;text-transform:uppercase}
.section-head h2{font-size:clamp(1.5rem,2.8vw,2.2rem);font-weight:700;margin:10px 0 8px}
.section-head p{color:var(--muted);margin:0;max-width:720px}
.panel-block{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:34px 36px;box-shadow:var(--shadow);
}

/* ============ related ============ */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;color:inherit;
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(45,212,255,.5);box-shadow:var(--shadow-hover);color:inherit}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.04)}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-body h4{font-size:1rem;font-weight:600;line-height:1.55;margin:0;color:#E7F0FF;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:.8rem;margin-top:auto}
.rel-meta .arrow{color:var(--primary);font-weight:700}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  background:var(--glass);border:1px solid var(--border);border-radius:var(--r-md)!important;
  margin-bottom:14px;overflow:hidden;
}
.faq-acc .accordion-button{
  background:transparent;color:var(--text);font-weight:600;font-size:1rem;padding:18px 22px;
  box-shadow:none;border-radius:var(--r-md)!important;
}
.faq-acc .accordion-button::after{filter:invert(1) brightness(1.4);opacity:.7}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);background:rgba(45,212,255,.07);
  box-shadow:inset 3px 0 0 var(--primary),0 0 24px rgba(45,212,255,.16);
}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq-acc .accordion-body{color:#C7D6EC;line-height:1.85;padding:4px 22px 22px;font-size:.95rem}

/* ============ CTA panel ============ */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:linear-gradient(120deg,rgba(45,212,255,.14),rgba(139,92,246,.12) 60%,rgba(255,138,61,.1));
  border:1px solid rgba(45,212,255,.28);border-radius:var(--r-lg);
  padding:34px 40px;box-shadow:0 0 40px rgba(45,212,255,.14) inset,var(--shadow);
}
.cta-panel h2{font-size:clamp(1.3rem,2.2vw,1.8rem);font-weight:700;margin:0 0 8px}
.cta-panel p{color:#C2D3EA;margin:0;font-size:.95rem}

/* ============ footer ============ */
.site-footer{
  margin-top:60px;padding:64px 0 28px;border-top:1px solid var(--border);
  background:linear-gradient(180deg,rgba(10,18,36,.4),rgba(5,8,20,.9));
  position:relative;z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;margin-bottom:14px}
.footer-col p{color:var(--muted);font-size:.9rem;line-height:1.85;margin:0}
.footer-col h4{font-size:.98rem;font-weight:700;margin:0 0 16px;color:#E7F0FF}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-col ul a{color:#A9BCD5;font-size:.9rem}
.footer-col ul a:hover{color:var(--primary)}
.footer-form{display:flex;gap:10px;margin-top:14px}
.footer-form input{
  flex:1 1 auto;min-width:0;height:46px;border-radius:var(--r-sm);border:1px solid var(--border);
  background:rgba(10,18,36,.8);color:var(--text);padding:0 16px;font-size:.9rem;transition:all .2s ease;
}
.footer-form input::placeholder{color:#6F839F}
.footer-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,212,255,.16),0 0 20px rgba(45,212,255,.25)}
.footer-form button{
  height:46px;padding:0 20px;border-radius:var(--r-sm);border:none;cursor:pointer;font-weight:700;font-size:.9rem;
  background:linear-gradient(135deg,var(--primary),#5FE1FF);color:#04121F;box-shadow:0 0 18px var(--glow);
  transition:transform .2s ease,box-shadow .2s ease;white-space:nowrap;
}
.footer-form button:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(45,212,255,.5)}
.form-tip{font-size:.82rem;margin-top:9px;min-height:18px}
.form-tip.err{color:#FF7A6B}
.form-tip.ok{color:#4ADE80}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;color:var(--muted);font-size:.84rem;
}

/* ============ mobile sticky CTA ============ */
.mobile-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;gap:12px;padding:12px 16px;
  background:rgba(5,8,20,.94);backdrop-filter:blur(14px);border-top:1px solid var(--border);
}
.mobile-cta a{flex:1 1 0}

/* ============ responsive ============ */
@media (max-width:1199.98px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:26px}
}
@media (max-width:991.98px){
  .nav-wrap{flex-wrap:wrap;padding:12px 0;gap:12px}
  .brand{order:1}
  .nav-toggle{order:2;display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .nav-search{order:3;flex:1 1 100%;max-width:none;margin:4px 0 0}
  .nav-links{
    order:4;flex:1 1 100%;display:none;flex-direction:column;align-items:stretch;gap:6px;
    padding:12px 0 6px;border-top:1px solid var(--border);margin-top:6px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:var(--r-sm);font-size:.95rem}
  .article-grid{grid-template-columns:minmax(0,1fr)}
  .article-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .article-aside .side-card{flex:1 1 280px}
  .article-panel{padding:32px 28px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:30px 28px}
  .cta-panel .cta-actions{width:100%}
  .cta-panel .cta-actions a{width:100%}
  .section{padding:64px 0}
}
@media (max-width:767.98px){
  .article-hero{padding:32px 0 28px}
  .crumb .now{max-width:70vw}
  .article-panel{padding:26px 20px;border-radius:var(--r-md)}
  .article-body{font-size:17px;line-height:1.88}
  .panel-block{padding:26px 20px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .footer-form{flex-direction:column}
  .footer-form button{width:100%}
  .mobile-cta{display:flex}
  body{padding-bottom:76px}
  .section{padding:52px 0}
  .cta-panel{padding:26px 20px}
}
@media (max-width:575.98px){
  .brand-text{font-size:1rem}
  .article-hero h1{font-size:1.6rem}
  .article-meta{gap:8px 16px;font-size:.83rem}
  .side-card{padding:18px}
}

/* roulang page: category1 */
:root{
  --bg:#050814;
  --bg-2:#0A1224;
  --panel:#0F1A2E;
  --glass:rgba(15,26,46,.68);
  --primary:#2DD4FF;
  --primary-deep:#0EA5E9;
  --violet:#8B5CF6;
  --accent:#FF8A3D;
  --text:#EAF2FF;
  --muted:#91A4C0;
  --border:rgba(148,163,184,.18);
  --glow:rgba(45,212,255,.35);
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --inset:inset 0 1px 0 rgba(255,255,255,.08);
  --pad-sec:96px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 10% -8%, rgba(45,212,255,.16), transparent 62%),
    radial-gradient(780px 460px at 94% 2%, rgba(139,92,246,.15), transparent 64%),
    radial-gradient(700px 420px at 50% 110%, rgba(255,138,61,.08), transparent 60%),
    linear-gradient(rgba(148,163,184,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.045) 1px, transparent 1px);
  background-size:auto,auto,auto,48px 48px,48px 48px;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:#7DE9FF;}
h1,h2,h3,h4{margin:0 0 16px;line-height:1.25;font-weight:700;letter-spacing:.2px;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:1200px;
  margin-left:auto;
  margin-right:auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(5,8,20,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(5,8,20,.92);
  box-shadow:0 10px 34px rgba(0,0,0,.5);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
  transition:min-height .25s ease;
}
.site-header.is-scrolled .header-inner{min-height:64px;}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-weight:800;
  font-size:19px;
  letter-spacing:.4px;
  white-space:nowrap;
  flex:0 0 auto;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--violet));
  color:#04101C;
  font-size:16px;
  box-shadow:0 0 20px var(--glow),var(--inset);
}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  width:clamp(260px,34vw,560px);
  flex:1 1 auto;
  background:rgba(15,26,46,.78);
  border:1px solid var(--border);
  border-radius:999px;
  padding:4px 4px 4px 20px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{
  border-color:rgba(45,212,255,.7);
  box-shadow:0 0 0 3px rgba(45,212,255,.14),0 0 22px rgba(45,212,255,.28);
}
.nav-search > i{color:var(--primary);font-size:15px;margin-right:12px;flex:0 0 auto;}
.nav-search input{
  flex:1 1 auto;
  min-width:0;
  background:transparent;
  border:0;
  outline:none;
  color:var(--text);
  font-size:15px;
  padding:9px 0;
}
.nav-search input::placeholder{color:#7D8FA9;}
.nav-search button{
  flex:0 0 auto;
  border:0;
  border-radius:999px;
  padding:9px 22px;
  font-size:14px;
  font-weight:700;
  color:#04101C;
  background:linear-gradient(135deg,var(--primary),#7DE9FF);
  box-shadow:0 0 18px var(--glow);
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.nav-search button:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(45,212,255,.55);filter:brightness(1.06);}
.nav-search button:active{transform:translateY(1px);}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex:0 0 auto;
}
.nav-links a{
  display:inline-block;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(45,212,255,.09);}
.nav-links a.active{
  color:var(--primary);
  background:rgba(45,212,255,.12);
  box-shadow:inset 0 0 0 1px rgba(45,212,255,.32);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(15,26,46,.8);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
  flex:0 0 auto;
}
.nav-toggle:hover{border-color:rgba(45,212,255,.55);color:var(--primary);}
.mobile-panel{
  display:none;
  border-top:1px solid var(--border);
  background:rgba(5,8,20,.96);
  padding:14px 0 20px;
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:block;
  padding:12px 4px;
  color:var(--muted);
  font-weight:500;
  border-bottom:1px dashed rgba(148,163,184,.14);
}
.mobile-panel a.active,.mobile-panel a:hover{color:var(--primary);}
.mobile-panel a:last-child{border-bottom:0;}

@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:10px;gap:12px;}
  .nav-search{order:3;width:100%;flex:1 0 100%;}
  .brand{margin-right:auto;}
}

/* ============ 通用按钮 / 标签 ============ */
.btn-glow,.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:13px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-glow{
  color:#04101C;
  background:linear-gradient(135deg,var(--primary),#7DE9FF);
  box-shadow:0 0 24px var(--glow);
}
.btn-glow:hover{color:#04101C;transform:translateY(-2px);box-shadow:0 0 34px rgba(45,212,255,.55);filter:brightness(1.05);}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  color:var(--primary);
  background:rgba(45,212,255,.06);
  border-color:rgba(45,212,255,.45);
}
.btn-ghost:hover{color:#9DEEFF;transform:translateY(-2px);border-color:var(--primary);box-shadow:0 0 24px rgba(45,212,255,.35);}
.btn-ghost:active{transform:translateY(1px);}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 13px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.3px;
  color:var(--primary);
  background:rgba(45,212,255,.1);
  border:1px solid rgba(45,212,255,.28);
}
.tag--orange{color:var(--accent);background:rgba(255,138,61,.12);border-color:rgba(255,138,61,.32);}
.tag--violet{color:#C4B5FD;background:rgba(139,92,246,.16);border-color:rgba(139,92,246,.36);}
.sec-head{margin-bottom:36px;}
.sec-head h2{
  font-size:clamp(1.6rem,3vw,2.4rem);
  font-weight:700;
  margin-bottom:12px;
}
.sec-head p{color:var(--muted);max-width:760px;margin-bottom:0;font-size:16px;}
.grad-text{
  background:linear-gradient(100deg,var(--primary),#A78BFA 65%,var(--accent));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  font-style:normal;
}

/* ============ 分类页 Hero ============ */
.cat-hero{
  position:relative;
  padding:64px 0 56px;
  background-image:linear-gradient(100deg,rgba(5,8,20,.94) 8%,rgba(5,8,20,.72) 55%,rgba(10,18,36,.86)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:auto 0 0 0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,212,255,.5),transparent);
}
.cat-hero__inner{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:44px;
  align-items:center;
}
.breadcrumb-line{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--muted);margin-bottom:18px;
}
.breadcrumb-line a{color:var(--muted);}
.breadcrumb-line a:hover{color:var(--primary);}
.cat-hero h1{
  font-size:clamp(2.2rem,4.4vw,3.4rem);
  font-weight:800;
  line-height:1.12;
  margin:14px 0 16px;
}
.cat-hero__lead{
  font-size:17px;
  color:#C6D5E8;
  max-width:620px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cat-hero__aside{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:24px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow),var(--inset);
}
.cat-hero__aside h2{
  font-size:16px;
  font-weight:700;
  margin-bottom:14px;
  color:var(--text);
  display:flex;align-items:center;gap:8px;
}
.cat-hero__aside h2 i{color:var(--primary);}
.aside-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(5,8,20,.7);
  border:1px solid var(--border);
  border-radius:999px;
  padding:5px 5px 5px 16px;
  margin-bottom:16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.aside-search:focus-within{border-color:rgba(45,212,255,.7);box-shadow:0 0 0 3px rgba(45,212,255,.14);}
.aside-search i{color:var(--primary);font-size:14px;}
.aside-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;color:var(--text);font-size:14.5px;padding:8px 0;
}
.aside-search input::placeholder{color:#7D8FA9;}
.aside-search button{
  border:0;border-radius:999px;padding:8px 18px;font-size:13.5px;font-weight:700;
  color:#04101C;background:linear-gradient(135deg,var(--primary),#7DE9FF);cursor:pointer;
  box-shadow:0 0 16px var(--glow);transition:filter .18s ease,transform .18s ease;
}
.aside-search button:hover{filter:brightness(1.06);transform:translateY(-1px);}
.aside-links{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.aside-links a{
  display:flex;align-items:center;justify-content:space-between;gap:6px;
  padding:11px 14px;
  border-radius:var(--r-sm);
  font-size:14px;
  color:var(--muted);
  background:rgba(15,26,46,.7);
  border:1px solid var(--border);
  transition:border-color .2s ease,color .2s ease,transform .2s ease,background .2s ease;
}
.aside-links a i{font-size:12px;opacity:.7;}
.aside-links a:hover{color:var(--primary);border-color:rgba(45,212,255,.5);transform:translateY(-2px);background:rgba(45,212,255,.08);}
@media (max-width:991.98px){
  .cat-hero{padding:44px 0 40px;}
  .cat-hero__inner{grid-template-columns:1fr;gap:30px;}
  .cat-hero__lead{font-size:16px;}
}

/* ============ 分类主体：左栏锚点 + 右内容 ============ */
.cat-main{padding:72px 0 88px;}
.cat-layout{
  display:grid;
  grid-template-columns:250px minmax(0,1fr);
  gap:44px;
  align-items:start;
}
.cat-side{
  position:sticky;
  top:96px;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:22px 20px;
  box-shadow:var(--shadow),var(--inset);
}
.cat-side h2{
  font-size:13px;
  letter-spacing:1.4px;
  text-transform:uppercase;
  color:var(--muted);
  font-weight:700;
  margin-bottom:14px;
}
.cat-side ul li + li{margin-top:4px;}
.cat-side ul a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;
  border-radius:12px;
  font-size:14.5px;
  color:#B9C8DC;
  border-left:2px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.cat-side ul a:hover,.cat-side ul a.is-active{
  color:var(--primary);
  background:rgba(45,212,255,.09);
  border-left-color:var(--primary);
}
.cat-side-note{
  margin-top:20px;
  padding-top:18px;
  border-top:1px dashed rgba(148,163,184,.2);
  font-size:13px;
  color:var(--muted);
  line-height:1.7;
}
.cat-side-note a{font-weight:600;}
.cat-content > section + section{margin-top:76px;}
.cat-content{min-width:0;}

/* 看点卡片网格 */
.spotlight-grid{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:22px;
}
.spot-card{
  display:flex;
  flex-direction:column;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow),var(--inset);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.spot-card:hover{
  transform:translateY(-4px);
  border-color:rgba(45,212,255,.5);
  box-shadow:0 18px 48px rgba(0,0,0,.48),0 0 26px rgba(45,212,255,.22);
}
.spot-card--lead{grid-column:span 4;}
.spot-card--side{grid-column:span 2;}
.spot-card--half{grid-column:span 3;}
.spot-media{position:relative;overflow:hidden;}
.spot-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .45s ease;
}
.spot-card--lead .spot-media{aspect-ratio:16/8;}
.spot-card--side .spot-media{aspect-ratio:16/11;}
.spot-card--half .spot-media{aspect-ratio:16/9;}
.spot-card:hover .spot-media img{transform:scale(1.04);}
.spot-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,20,0) 38%,rgba(5,8,20,.82) 100%);
}
.spot-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.spot-body h3{font-size:1.28rem;margin:12px 0 10px;}
.spot-card--lead .spot-body h3{font-size:1.5rem;}
.spot-body p{color:var(--muted);font-size:15px;margin-bottom:18px;}
.spot-more{
  margin-top:auto;
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--primary);
  padding-bottom:2px;
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,gap .2s ease;
}
.spot-more:hover{border-bottom-color:var(--primary);gap:12px;}
.spot-meta{
  display:flex;align-items:center;gap:12px;
  font-size:12.5px;color:var(--muted);margin-bottom:4px;
}
@media (max-width:991.98px){
  .cat-layout{grid-template-columns:1fr;gap:34px;}
  .cat-side{position:static;}
  .cat-side ul{display:flex;flex-wrap:wrap;gap:8px;}
  .cat-side ul li + li{margin-top:0;}
  .cat-side ul a{border-left:0;border:1px solid var(--border);border-radius:999px;padding:8px 14px;}
  .spot-card--lead,.spot-card--side,.spot-card--half{grid-column:span 6;}
}
@media (max-width:575.98px){
  .spot-card--side .spot-media,.spot-card--half .spot-media{aspect-ratio:16/10;}
  .spot-body{padding:18px 18px 20px;}
}

/* 内容范围清单卡 */
.scope-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.scope-item{
  display:flex;
  gap:16px;
  padding:22px 22px;
  border-radius:var(--r-md);
  background:rgba(15,26,46,.82);
  border:1px solid var(--border);
  box-shadow:var(--inset);
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.scope-item:hover{border-color:rgba(45,212,255,.42);transform:translateY(-3px);background:rgba(15,26,46,1);}
.scope-icon{
  flex:0 0 auto;
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:13px;
  color:var(--primary);
  background:rgba(45,212,255,.1);
  border:1px solid rgba(45,212,255,.26);
  font-size:17px;
}
.scope-item.is-accent .scope-icon{color:var(--accent);background:rgba(255,138,61,.12);border-color:rgba(255,138,61,.3);}
.scope-item h3{font-size:1.05rem;margin-bottom:6px;}
.scope-item p{color:var(--muted);font-size:14.5px;margin-bottom:0;}
@media (max-width:767.98px){.scope-list{grid-template-columns:1fr;}}

/* 流程步骤 */
.steps{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:28px 24px 24px;
  border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(45,212,255,.08),rgba(15,26,46,.9) 45%);
  border:1px solid var(--border);
  box-shadow:var(--inset);
}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;
  font-weight:800;font-size:16px;
  color:#04101C;
  background:linear-gradient(135deg,var(--primary),#7DE9FF);
  box-shadow:0 0 20px var(--glow);
  margin-bottom:16px;
}
.step h3{font-size:1.1rem;margin-bottom:8px;}
.step p{color:var(--muted);font-size:14.5px;margin-bottom:0;}
@media (max-width:991.98px){.steps{grid-template-columns:1fr;}}

/* 保障条 */
.guarantee{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  background:rgba(10,18,36,.72);
  overflow:hidden;
}
.guarantee-item{
  padding:26px 22px;
  border-right:1px solid var(--border);
}
.guarantee-item:last-child{border-right:0;}
.guarantee-item i{color:var(--primary);font-size:19px;margin-bottom:12px;display:block;}
.guarantee-item.is-accent i{color:var(--accent);}
.guarantee-item h3{font-size:1rem;margin-bottom:6px;}
.guarantee-item p{color:var(--muted);font-size:13.8px;margin-bottom:0;line-height:1.7;}
@media (max-width:991.98px){
  .guarantee{grid-template-columns:repeat(2,minmax(0,1fr));}
  .guarantee-item:nth-child(2n){border-right:0;}
  .guarantee-item:nth-child(-n+2){border-bottom:1px solid var(--border);}
}
@media (max-width:575.98px){
  .guarantee{grid-template-columns:1fr;}
  .guarantee-item{border-right:0;border-bottom:1px solid var(--border);}
  .guarantee-item:last-child{border-bottom:0;}
}

/* FAQ */
.faq-acc .accordion-item{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-md);
  overflow:hidden;
  margin-bottom:14px;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.faq-acc .accordion-button{
  position:relative;
  background:transparent;
  color:var(--text);
  font-weight:600;
  font-size:16px;
  padding:20px 52px 20px 24px;
  box-shadow:none;
  border-radius:0;
  transition:color .2s ease,background .2s ease;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(45,212,255,.07);
  box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed)::before{
  content:"";
  position:absolute;left:0;top:12px;bottom:12px;width:3px;
  border-radius:0 3px 3px 0;
  background:var(--primary);
  box-shadow:0 0 14px var(--glow);
}
.faq-acc .accordion-button::after{
  filter:invert(1) opacity(.62);
  width:16px;height:16px;background-size:16px;
}
.faq-acc .accordion-button:not(.collapsed)::after{filter:invert(72%) sepia(60%) saturate(1400%) hue-rotate(150deg);}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq-acc .accordion-body{
  color:#BECEE3;
  font-size:15.5px;
  line-height:1.85;
  padding:4px 26px 22px;
}

/* CTA 面板 */
.cta-panel{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  padding:40px 44px;
  border-radius:var(--r-lg);
  border:1px solid rgba(45,212,255,.34);
  background:linear-gradient(110deg,rgba(45,212,255,.16),rgba(139,92,246,.14) 52%,rgba(255,138,61,.12));
  box-shadow:0 20px 60px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);
  overflow:hidden;
}
.cta-panel::before{
  content:"";
  position:absolute;
  width:320px;height:320px;
  right:-90px;top:-140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,255,.42),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:10px;}
.cta-panel p{color:#C6D5E8;margin-bottom:0;font-size:15.5px;}
.cta-panel__actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}
@media (max-width:991.98px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:32px 26px;}
  .cta-panel__actions{width:100%;}
  .cta-panel__actions .btn-glow,.cta-panel__actions .btn-ghost{flex:1 1 auto;justify-content:center;}
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:20px;
  padding:72px 0 32px;
  background:linear-gradient(180deg,rgba(10,18,36,.6),rgba(5,8,20,.98));
  border-top:1px solid var(--border);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.4fr;
  gap:38px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:18px;color:var(--text);
  margin-bottom:14px;
}
.footer-col p{color:var(--muted);font-size:14.5px;line-height:1.8;}
.footer-col h4{
  font-size:15px;font-weight:700;color:var(--text);
  margin-bottom:16px;letter-spacing:.4px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:var(--muted);font-size:14.5px;transition:color .2s ease,padding-left .2s ease;}
.footer-col ul a:hover{color:var(--primary);padding-left:4px;}
.footer-form{display:flex;gap:10px;margin-top:6px;}
.footer-form input{
  flex:1 1 auto;min-width:0;
  background:rgba(15,26,46,.85);
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  padding:12px 16px;
  color:var(--text);
  font-size:14.5px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.footer-form input::placeholder{color:#7D8FA9;}
.footer-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,212,255,.16),0 0 20px rgba(45,212,255,.25);}
.footer-form button{
  flex:0 0 auto;
  border:0;
  border-radius:var(--r-sm);
  padding:12px 20px;
  font-size:14.5px;
  font-weight:700;
  color:#04101C;
  background:linear-gradient(135deg,var(--primary),#7DE9FF);
  box-shadow:0 0 20px var(--glow);
  cursor:pointer;
  transition:transform .18s ease,filter .18s ease;
}
.footer-form button:hover{transform:translateY(-2px);filter:brightness(1.06);}
.footer-form button:active{transform:translateY(1px);}
.form-tip{font-size:13px;margin-top:10px;min-height:18px;color:var(--muted);}
.form-tip.ok{color:#4ADE80;}
.form-tip.err{color:#FF8A3D;}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--border);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13.5px;
  color:#7D8FA9;
}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-form{flex-direction:column;}
  .footer-form button{width:100%;}
  .site-footer{padding:52px 0 26px;}
}

/* 移动端粘性 CTA */
.sticky-cta{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1040;
  gap:10px;
  padding:12px 16px;
  background:rgba(5,8,20,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--border);
}
.sticky-cta a{
  flex:1 1 0;
  text-align:center;
  padding:12px 10px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:700;
}
.sticky-cta a.primary{
  color:#04101C;
  background:linear-gradient(135deg,var(--primary),#7DE9FF);
  box-shadow:0 0 18px var(--glow);
}
.sticky-cta a.ghost{color:var(--primary);border:1px solid rgba(45,212,255,.45);background:rgba(45,212,255,.06);}
@media (max-width:767.98px){
  .sticky-cta{display:flex;}
  body{padding-bottom:74px;}
  .cat-main{padding:56px 0 64px;}
  .cat-content > section + section{margin-top:56px;}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{flex:1 1 100%;justify-content:center;}
}

/* roulang page: category3 */
:root{
  --bg:#050814;
  --bg-2:#0A1224;
  --panel:#0F1A2E;
  --glass:rgba(15,26,46,.68);
  --primary:#2DD4FF;
  --primary-deep:#0EA5E9;
  --violet:#8B5CF6;
  --accent:#FF8A3D;
  --text:#EAF2FF;
  --muted:#91A4C0;
  --line:rgba(148,163,184,.18);
  --glow:rgba(45,212,255,.35);
  --radius-sm:14px;
  --radius-md:18px;
  --radius-lg:22px;
  --shadow-card:0 12px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-hover:0 18px 52px rgba(0,0,0,.5), 0 0 24px rgba(45,212,255,.28);
  --space-section:88px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(45,212,255,.16), transparent 62%),
    radial-gradient(760px 460px at 92% 8%, rgba(139,92,246,.16), transparent 60%),
    radial-gradient(700px 520px at 50% 108%, rgba(255,138,61,.10), transparent 62%),
    var(--bg);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(148,163,184,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.045) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 12%, #000 0%, transparent 78%);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;border-bottom:1px solid rgba(45,212,255,.35);transition:color .2s ease, border-color .2s ease;}
a:hover{color:#7FE7FF;border-bottom-color:#7FE7FF;}
h1,h2,h3,h4,h5{font-weight:700;line-height:1.24;margin:0;color:var(--text);}
p{margin:0;}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.container{max-width:1200px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(5,8,20,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .28s ease, box-shadow .28s ease;
}
.site-header.scrolled{
  background:rgba(5,8,20,.92);
  box-shadow:0 10px 34px rgba(0,0,0,.45);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
  transition:min-height .28s ease;
}
.site-header.scrolled .header-inner{min-height:64px;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  border-bottom:none;
  flex:0 0 auto;
  color:var(--text);
  font-weight:800;
  font-size:1.12rem;
  letter-spacing:.4px;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:linear-gradient(140deg, var(--primary), var(--violet));
  color:#04121C;
  font-size:1rem;
  box-shadow:0 0 20px var(--glow);
}
.brand-text{white-space:nowrap;}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  flex:1 1 auto;
  max-width:560px;
  width:clamp(260px,34vw,560px);
  background:rgba(15,26,46,.72);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 4px 4px 16px;
  transition:border-color .24s ease, box-shadow .24s ease;
}
.nav-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(45,212,255,.16), 0 0 22px var(--glow);
}
.nav-search i{color:var(--primary);font-size:.92rem;}
.nav-search input{
  flex:1 1 auto;
  min-width:0;
  background:transparent;
  border:none;
  color:var(--text);
  font-size:.94rem;
  padding:8px 10px;
}
.nav-search input::placeholder{color:var(--muted);}
.nav-search input:focus{outline:none;}
.nav-search button{
  flex:0 0 auto;
  border:none;
  border-radius:999px;
  padding:8px 18px;
  background:linear-gradient(135deg, var(--primary), var(--primary-deep));
  color:#04121C;
  font-weight:700;
  font-size:.9rem;
  transition:transform .2s ease, box-shadow .2s ease;
}
.nav-search button:hover{transform:translateY(-1px);box-shadow:0 0 20px var(--glow);}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex:0 0 auto;
  margin-left:auto;
}
.nav-links a{
  border-bottom:none;
  color:var(--muted);
  font-size:.94rem;
  font-weight:500;
  padding:9px 14px;
  border-radius:999px;
  white-space:nowrap;
  transition:color .2s ease, background .2s ease, box-shadow .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(45,212,255,.10);}
.nav-links a.active{
  color:#04121C;
  background:linear-gradient(135deg, var(--primary), var(--primary-deep));
  font-weight:700;
  box-shadow:0 0 20px var(--glow);
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  background:rgba(15,26,46,.8);
  border:1px solid var(--line);
  color:var(--text);
  font-size:1.05rem;
  margin-left:auto;
}
.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(5,8,20,.96);
  padding:12px 16px 18px;
}
.mobile-panel.open{display:block;}
.mobile-panel .mobile-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:rgba(15,26,46,.8);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 6px 6px 14px;
  margin-bottom:12px;
}
.mobile-panel .mobile-search i{color:var(--primary);}
.mobile-panel .mobile-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:none;color:var(--text);padding:8px 6px;font-size:.94rem;
}
.mobile-panel .mobile-search input:focus{outline:none;}
.mobile-panel .mobile-search button{
  border:none;border-radius:999px;padding:8px 16px;font-weight:700;font-size:.88rem;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121C;
}
.mobile-panel nav{display:flex;flex-direction:column;gap:4px;}
.mobile-panel nav a{
  border-bottom:none;color:var(--muted);padding:11px 14px;border-radius:12px;font-weight:500;
}
.mobile-panel nav a:hover{color:var(--text);background:rgba(45,212,255,.1);}
.mobile-panel nav a.active{
  color:#04121C;background:linear-gradient(135deg,var(--primary),var(--primary-deep));font-weight:700;
}

/* ---------- 通用区块 ---------- */
.section{padding:var(--space-section) 0;position:relative;}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:.78rem;
  letter-spacing:1.6px;
  text-transform:uppercase;
  color:var(--primary);
  font-weight:700;
  font-family:"Inter",sans-serif;
  background:rgba(45,212,255,.08);
  border:1px solid rgba(45,212,255,.28);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:16px;
}
.section-head h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:1rem;}
.badge-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:.75rem;
  font-weight:700;
  padding:4px 11px;
  border-radius:999px;
  border:1px solid rgba(45,212,255,.32);
  background:rgba(45,212,255,.1);
  color:#9BE9FF;
  letter-spacing:.4px;
}
.badge-tag.hot{color:#FFC79A;border-color:rgba(255,138,61,.38);background:rgba(255,138,61,.12);}
.badge-tag.violet{color:#C6B2FF;border-color:rgba(139,92,246,.4);background:rgba(139,92,246,.14);}
.badge-tag.green{color:#93F0C4;border-color:rgba(52,211,153,.38);background:rgba(52,211,153,.12);}
.meta{color:var(--muted);font-size:.82rem;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.meta span{display:inline-flex;align-items:center;gap:6px;}

.btn-glow,
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  font-weight:700;
  font-size:.95rem;
  padding:13px 28px;
  border-radius:999px;
  border-bottom:none;
  transition:transform .2s ease, box-shadow .24s ease, background .24s ease, border-color .24s ease;
}
.btn-glow{
  background:linear-gradient(135deg, var(--primary), var(--primary-deep));
  color:#04121C;
  box-shadow:0 10px 30px rgba(45,212,255,.3);
}
.btn-glow:hover{color:#04121C;transform:translateY(-2px);box-shadow:0 0 26px rgba(45,212,255,.55);}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(15,26,46,.6);
  border:1px solid rgba(45,212,255,.5);
  color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  color:var(--text);
  border-color:var(--primary);
  transform:translateY(-2px);
  background:rgba(45,212,255,.12);
  box-shadow:0 0 24px rgba(45,212,255,.32);
}
.btn-ghost:active{transform:translateY(1px);}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  padding:64px 0 56px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.cat-hero .hero-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(90deg, rgba(5,8,20,.96) 0%, rgba(5,8,20,.78) 46%, rgba(5,8,20,.5) 100%), url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.55;
  z-index:-1;
}
.breadcrumb-line{
  font-size:.84rem;
  color:var(--muted);
  margin-bottom:22px;
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.breadcrumb-line a{color:var(--muted);border-bottom:none;}
.breadcrumb-line a:hover{color:var(--primary);}
.breadcrumb-line i{font-size:.6rem;color:rgba(145,164,192,.7);}
.cat-hero h1{
  font-size:clamp(2.2rem,5vw,4rem);
  font-weight:800;
  line-height:1.12;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg, var(--primary) 0%, #9BE9FF 42%, var(--violet) 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.cat-hero .lead{
  color:var(--muted);
  font-size:1.05rem;
  max-width:620px;
  line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-side{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px;
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.hero-side h3{font-size:1.15rem;margin-bottom:6px;}
.hero-side p{color:var(--muted);font-size:.9rem;margin-bottom:16px;}
.quick-form{display:flex;gap:10px;flex-wrap:wrap;}
.quick-form input{
  flex:1 1 180px;
  min-width:0;
  background:rgba(5,8,20,.6);
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--text);
  padding:12px 16px;
  font-size:.94rem;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.quick-form input::placeholder{color:var(--muted);}
.quick-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,212,255,.16);}
.quick-form button{
  border:none;
  border-radius:14px;
  padding:12px 22px;
  font-weight:700;
  font-size:.92rem;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121C;
  transition:transform .2s ease, box-shadow .2s ease;
}
.quick-form button:hover{transform:translateY(-2px);box-shadow:0 0 22px var(--glow);}
.quick-list{margin-top:20px;display:flex;flex-wrap:wrap;gap:9px;}
.quick-list a{
  border-bottom:none;
  font-size:.82rem;
  color:var(--muted);
  border:1px solid var(--line);
  background:rgba(15,26,46,.6);
  border-radius:999px;
  padding:6px 14px;
  transition:all .2s ease;
}
.quick-list a:hover{color:var(--primary);border-color:rgba(45,212,255,.5);background:rgba(45,212,255,.1);}
.hero-stats{
  display:flex;
  gap:26px;
  flex-wrap:wrap;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-stats div strong{
  display:block;
  font-family:"Inter",sans-serif;
  font-size:1.6rem;
  font-weight:800;
  color:var(--primary);
  line-height:1.2;
}
.hero-stats div span{font-size:.82rem;color:var(--muted);}

/* ---------- 时间轴 ---------- */
.timeline-wrap{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:34px 30px;
  box-shadow:var(--shadow-card);
}
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;
  top:6px;
  bottom:6px;
  width:2px;
  background:linear-gradient(180deg, var(--primary), var(--violet) 55%, rgba(139,92,246,0));
  opacity:.6;
}
.tl-item{position:relative;padding-bottom:32px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-31px;
  top:8px;
  width:12px;
  height:12px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(45,212,255,.16), 0 0 16px var(--glow);
}
.tl-item.is-accent::before{background:var(--accent);box-shadow:0 0 0 4px rgba(255,138,61,.16), 0 0 16px rgba(255,138,61,.42);}
.tl-time{
  font-family:"Inter",sans-serif;
  font-size:.82rem;
  font-weight:700;
  letter-spacing:1px;
  color:var(--primary);
  margin-bottom:8px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.tl-card{
  background:rgba(10,18,36,.86);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:20px 22px;
  transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}
.tl-card:hover{
  transform:translateY(-4px);
  border-color:rgba(45,212,255,.5);
  box-shadow:var(--shadow-hover);
}
.tl-card h3{font-size:1.2rem;margin-bottom:8px;}
.tl-card h3 a{color:var(--text);border-bottom:none;}
.tl-card h3 a:hover{color:var(--primary);}
.tl-card p{color:var(--muted);font-size:.94rem;margin-bottom:12px;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tl-media{
  border-radius:var(--radius-sm);
  overflow:hidden;
  border:1px solid var(--line);
  margin-bottom:14px;
}
.tl-media img{width:100%;height:180px;object-fit:cover;transition:transform .4s ease;}
.tl-card:hover .tl-media img{transform:scale(1.04);}
.tl-link{
  font-size:.88rem;
  font-weight:700;
  border-bottom:none;
  display:inline-flex;
  align-items:center;
  gap:7px;
}
.tl-link i{transition:transform .2s ease;}
.tl-link:hover i{transform:translateX(4px);}

/* ---------- 保障条 ---------- */
.guard-bar{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.guard-item{
  padding:28px 24px;
  border-right:1px solid var(--line);
  transition:background .24s ease;
}
.guard-item:last-child{border-right:none;}
.guard-item:hover{background:rgba(45,212,255,.05);}
.guard-item i{
  font-size:1.35rem;
  color:var(--primary);
  margin-bottom:14px;
  display:block;
  text-shadow:0 0 18px var(--glow);
}
.guard-item.accent i{color:var(--accent);text-shadow:0 0 18px rgba(255,138,61,.4);}
.guard-item h4{font-size:1rem;margin-bottom:8px;font-weight:700;}
.guard-item p{font-size:.85rem;color:var(--muted);line-height:1.7;}

/* ---------- 精选条目 ---------- */
.feature-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  height:100%;
  display:flex;
  flex-direction:column;
  transition:transform .26s ease, border-color .26s ease, box-shadow .26s ease;
  box-shadow:var(--shadow-card);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(45,212,255,.5);box-shadow:var(--shadow-hover);}
.feature-media{overflow:hidden;}
.feature-media img{width:100%;height:230px;object-fit:cover;transition:transform .45s ease;}
.feature-card:hover .feature-media img{transform:scale(1.04);}
.feature-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.feature-body h3{font-size:1.25rem;line-height:1.35;}
.feature-body h3 a{color:var(--text);border-bottom:none;}
.feature-body h3 a:hover{color:var(--primary);}
.feature-body p{color:var(--muted);font-size:.93rem;}
.feature-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px;}
.card-wide{flex-direction:row;}
.card-wide .feature-media{flex:0 0 44%;}
.card-wide .feature-media img{height:100%;min-height:250px;}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-md)!important;
  margin-bottom:14px;
  overflow:hidden;
  backdrop-filter:blur(10px);
}
.faq-accordion .accordion-button{
  background:transparent;
  color:var(--text);
  font-weight:600;
  font-size:1rem;
  padding:20px 22px;
  box-shadow:none;
  border:none;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(45,212,255,.07);
  box-shadow:inset 3px 0 0 var(--primary), 0 0 22px rgba(45,212,255,.12);
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 3px rgba(45,212,255,.2);}
.faq-accordion .accordion-button::after{
  filter:invert(72%) sepia(56%) saturate(2200%) hue-rotate(150deg) brightness(105%);
}
.faq-accordion .accordion-body{
  color:var(--muted);
  font-size:.95rem;
  line-height:1.85;
  padding:4px 22px 22px;
  border-left:3px solid var(--primary);
  margin-left:22px;
  padding-left:18px;
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  border-radius:var(--radius-lg);
  border:1px solid rgba(45,212,255,.3);
  background:
    radial-gradient(600px 260px at 8% 10%, rgba(45,212,255,.18), transparent 60%),
    radial-gradient(520px 240px at 96% 90%, rgba(139,92,246,.2), transparent 62%),
    rgba(15,26,46,.86);
  padding:44px 42px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  overflow:hidden;
  box-shadow:0 0 46px rgba(45,212,255,.16), var(--shadow-card);
}
.cta-panel h2{font-size:clamp(1.5rem,2.6vw,2.1rem);margin-bottom:12px;}
.cta-panel p{color:var(--muted);font-size:.96rem;max-width:600px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line);
  background:rgba(5,8,20,.92);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:36px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:1.1rem;
  margin-bottom:16px;
}
.footer-col p{color:var(--muted);font-size:.9rem;line-height:1.8;}
.footer-col h4{
  font-size:1rem;
  margin-bottom:18px;
  font-weight:700;
  color:var(--text);
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{
  color:var(--muted);
  font-size:.9rem;
  border-bottom:none;
  transition:color .2s ease, padding-left .2s ease;
}
.footer-col ul li a:hover{color:var(--primary);padding-left:5px;}
.footer-form{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap;}
.footer-form input{
  flex:1 1 150px;
  min-width:0;
  background:rgba(15,26,46,.8);
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--text);
  padding:12px 15px;
  font-size:.9rem;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.footer-form input::placeholder{color:var(--muted);}
.footer-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(45,212,255,.18), 0 0 18px var(--glow);}
.footer-form input.is-error{border-color:#FF6B5E;box-shadow:0 0 0 3px rgba(255,107,94,.18);}
.footer-form button{
  border:none;
  border-radius:14px;
  padding:12px 20px;
  font-weight:700;
  font-size:.9rem;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121C;
  transition:transform .2s ease, box-shadow .2s ease;
}
.footer-form button:hover{transform:translateY(-2px);box-shadow:0 0 22px var(--glow);}
.form-tip{font-size:.82rem;margin-top:10px;min-height:18px;color:var(--muted);}
.form-tip.ok{color:#6EE7B7;}
.form-tip.err{color:#FF8A7A;}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  color:var(--muted);
  font-size:.82rem;
}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ---------- 移动端粘性条 ---------- */
.sticky-cta{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:1040;
  background:rgba(5,8,20,.94);
  backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding:10px 14px;
  gap:10px;
}
.sticky-cta a{
  flex:1 1 0;
  text-align:center;
  border-bottom:none;
  border-radius:14px;
  padding:11px 8px;
  font-size:.9rem;
  font-weight:700;
}
.sticky-cta a.primary{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121C;}
.sticky-cta a.ghost{border:1px solid rgba(45,212,255,.5);color:var(--text);background:rgba(15,26,46,.7);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-search{width:clamp(220px,28vw,380px);}
  .nav-links a{padding:9px 11px;font-size:.9rem;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:991.98px){
  :root{--space-section:64px;}
  .nav-links{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .header-inner{flex-wrap:wrap;padding:10px 0 12px;gap:12px;min-height:0;}
  .nav-search{
    order:5;
    width:100%;
    max-width:100%;
    flex:1 1 100%;
  }
  .cat-hero{padding:44px 0 40px;}
  .cat-hero .lead{max-width:100%;}
  .guard-bar{grid-template-columns:1fr 1fr;}
  .guard-item{border-bottom:1px solid var(--line);}
  .guard-item:nth-child(2n){border-right:none;}
  .guard-item:nth-last-child(-n+2){border-bottom:none;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .cta-actions{width:100%;}
  .card-wide{flex-direction:column;}
  .card-wide .feature-media{flex:0 0 auto;}
  .card-wide .feature-media img{min-height:200px;height:220px;}
}
@media (max-width:767.98px){
  :root{--space-section:52px;}
  body{font-size:16px;}
  .cat-hero h1{font-size:clamp(1.9rem,7vw,2.4rem);}
  .hero-actions{width:100%;}
  .hero-actions .btn-glow,
  .hero-actions .btn-ghost{width:100%;}
  .timeline-wrap{padding:24px 18px;}
  .timeline{padding-left:26px;}
  .tl-item::before{left:-23px;width:10px;height:10px;}
  .timeline::before{left:6px;}
  .guard-bar{grid-template-columns:1fr;}
  .guard-item{border-right:none;border-bottom:1px solid var(--line);}
  .guard-item:last-child{border-bottom:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .sticky-cta{display:flex;}
  .site-footer{padding-bottom:86px;}
  .cta-actions .btn-glow,
  .cta-actions .btn-ghost{width:100%;}
}
@media (max-width:575.98px){
  .feature-media img{height:190px;}
  .faq-accordion .accordion-button{font-size:.94rem;padding:16px 16px;}
  .faq-accordion .accordion-body{margin-left:14px;padding-left:14px;}
  .hero-stats{gap:18px;}
  .hero-stats div strong{font-size:1.35rem;}
}

/* roulang page: category2 */
:root{
  --bg:#050814;
  --bg-2:#0A1224;
  --panel:#0F1A2E;
  --glass:rgba(15,26,46,.68);
  --primary:#2DD4FF;
  --primary-deep:#0EA5E9;
  --purple:#8B5CF6;
  --orange:#FF8A3D;
  --text:#EAF2FF;
  --muted:#91A4C0;
  --border:rgba(148,163,184,.18);
  --glow:rgba(45,212,255,.35);
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --shadow:0 12px 40px rgba(0,0,0,.35);
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.08);
  --ease:.28s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 520px at 10% -8%, rgba(45,212,255,.17), transparent 62%),
    radial-gradient(780px 520px at 94% 2%, rgba(139,92,246,.16), transparent 60%),
    radial-gradient(700px 460px at 52% 108%, rgba(255,138,61,.10), transparent 66%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(148,163,184,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,.055) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 28%, #000 0%, transparent 76%);
  mask-image:radial-gradient(circle at 50% 28%, #000 0%, transparent 76%);
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),border-color var(--ease)}
a:hover{color:#7FE4FF}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,h5{font-weight:700;letter-spacing:-.01em;margin:0}
p{margin:0}
ul{list-style:none;margin:0;padding:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

.container,.container-lg,.container-xl{width:100%;margin:0 auto;padding:0 20px;max-width:1200px}
@media (min-width:1400px){.container,.container-lg,.container-xl{max-width:1320px}}

main,.site-header,.site-footer,.sticky-cta{position:relative;z-index:2}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,10,22,.74);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--border);
  transition:background var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{background:rgba(5,8,20,.92);box-shadow:0 10px 34px rgba(0,0,0,.45)}
.header-inner{display:flex;align-items:center;gap:18px;height:72px;transition:height var(--ease)}
.site-header.is-scrolled .header-inner{height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text);font-weight:800;font-size:1.08rem;letter-spacing:.01em}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary) 0%,var(--purple) 100%);
  color:#04121F;font-size:1rem;
  box-shadow:0 0 20px rgba(45,212,255,.42),var(--shadow-inset);
}
.brand-name{white-space:nowrap}

.nav-search{
  position:relative;flex:1 1 auto;max-width:clamp(260px,34vw,560px);
  display:flex;align-items:center;
  background:rgba(15,26,46,.85);
  border:1px solid var(--border);border-radius:999px;
  padding:5px 5px 5px 44px;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.nav-search:hover{border-color:rgba(45,212,255,.4)}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(45,212,255,.14),0 0 24px rgba(45,212,255,.22)}
.nav-search .fa-magnifying-glass{
  position:absolute;left:17px;top:50%;transform:translateY(-50%);
  font-size:.92rem;color:var(--primary);pointer-events:none;
}
.nav-search input{
  flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:.94rem;padding:8px 4px;
}
.nav-search input::placeholder{color:var(--muted)}
.nav-search button{
  flex:0 0 auto;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121F;font-weight:700;font-size:.88rem;
  padding:8px 20px;border-radius:999px;
  box-shadow:0 6px 18px rgba(45,212,255,.3);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.nav-search button:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(45,212,255,.5);filter:brightness(1.06)}
.nav-search button:active{transform:translateY(1px)}

.nav-links{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.nav-links a{
  display:inline-block;padding:9px 14px;border-radius:999px;
  color:var(--muted);font-size:.94rem;font-weight:500;
  border:1px solid transparent;white-space:nowrap;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(45,212,255,.09);border-color:rgba(45,212,255,.24)}
.nav-links a.active{
  color:#04121F;font-weight:700;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:0 0 18px rgba(45,212,255,.35);
}
.nav-toggle{
  display:none;flex:0 0 auto;width:44px;height:44px;border-radius:14px;
  background:rgba(15,26,46,.85);border:1px solid var(--border);
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  transition:border-color var(--ease),background var(--ease);
}
.nav-toggle:hover{border-color:var(--primary);background:rgba(45,212,255,.12)}
.mobile-panel{
  display:none;border-top:1px solid var(--border);
  background:rgba(6,10,22,.97);
  padding:16px 0 22px;
}
.mobile-panel.open{display:block}
.mobile-panel .mobile-nav{display:grid;gap:8px;margin-top:14px}
.mobile-panel .mobile-nav a{
  padding:12px 16px;border-radius:14px;color:var(--text);font-weight:600;
  background:rgba(15,26,46,.7);border:1px solid var(--border);
}
.mobile-panel .mobile-nav a.active{border-color:rgba(45,212,255,.5);color:var(--primary)}

@media (max-width:1199.98px){
  .nav-links a{padding:8px 11px;font-size:.9rem}
}
@media (max-width:991.98px){
  .header-inner{height:auto;flex-wrap:wrap;padding:12px 0;gap:12px}
  .site-header.is-scrolled .header-inner{height:auto}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-search{order:3;max-width:none;flex:1 1 100%;padding-left:42px}
}

/* ============ 通用板块 ============ */
.section-block{padding:80px 0}
.section-block.tight{padding:56px 0}
@media (max-width:991.98px){.section-block{padding:52px 0}.section-block.tight{padding:40px 0}}
.section-head{margin-bottom:34px;max-width:760px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--primary);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),transparent)}
h2.section-title{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:700;line-height:1.24;margin-bottom:12px}
.section-sub{color:var(--muted);font-size:1rem;line-height:1.8}
.section-sub.center{text-align:center}

/* ============ 面包屑 ============ */
.breadcrumb-bar{
  border-bottom:1px solid var(--border);
  background:linear-gradient(180deg,rgba(15,26,46,.6),rgba(5,8,20,0));
  padding:16px 0;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:.88rem;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--primary)}
.crumbs i{font-size:.62rem;opacity:.7}
.crumbs .current{color:var(--text);font-weight:600}

/* ============ 分类页 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--border);
  background-image:linear-gradient(90deg,rgba(5,8,20,.96) 0%,rgba(5,8,20,.78) 46%,rgba(5,8,20,.55) 100%),
    url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center right;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 300px at 8% 12%, rgba(45,212,255,.2), transparent 66%);
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-inner{padding:52px 0 46px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center}
@media (max-width:991.98px){
  .cat-hero-inner{grid-template-columns:1fr;gap:26px;padding:40px 0 38px}
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:.8rem;font-weight:600;
  color:var(--primary);background:rgba(45,212,255,.1);
  border:1px solid rgba(45,212,255,.32);margin-bottom:18px;
}
.cat-hero h1{
  font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:800;line-height:1.12;
  letter-spacing:-.02em;margin-bottom:16px;
}
.cat-hero h1 .hl{
  background:linear-gradient(120deg,var(--primary),var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero p.lead{
  color:var(--muted);font-size:1.02rem;line-height:1.85;max-width:620px;margin-bottom:24px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 28px;border-radius:999px;font-weight:700;font-size:.96rem;
  cursor:pointer;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.btn-glow{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121F;box-shadow:0 10px 28px rgba(45,212,255,.34);
}
.btn-glow:hover{
  color:#04121F;transform:translateY(-2px);
  box-shadow:0 0 28px rgba(45,212,255,.55);
  filter:brightness(1.06);
}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(15,26,46,.6);color:var(--text);border-color:rgba(45,212,255,.42);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  color:var(--text);border-color:var(--primary);transform:translateY(-2px);
  background:rgba(45,212,255,.12);box-shadow:0 0 24px rgba(45,212,255,.4);
}
.btn-ghost:active{transform:translateY(1px)}

.hero-side{
  border-radius:var(--r-lg);padding:24px;
  background:var(--glass);border:1px solid var(--border);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:var(--shadow),var(--shadow-inset);
}
.hero-side h2{font-size:1.02rem;font-weight:700;margin-bottom:8px}
.hero-side p{color:var(--muted);font-size:.88rem;margin-bottom:16px}
.side-search{display:flex;gap:10px;align-items:center;background:rgba(5,8,20,.7);border:1px solid var(--border);border-radius:999px;padding:5px 5px 5px 40px;position:relative}
.side-search .fa-magnifying-glass{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--primary);font-size:.85rem}
.side-search input{flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;padding:8px 0;font-size:.9rem}
.side-search input::placeholder{color:var(--muted)}
.side-search button{border:0;cursor:pointer;background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121F;font-weight:700;font-size:.85rem;padding:8px 18px;border-radius:999px;transition:filter var(--ease),box-shadow var(--ease)}
.side-search button:hover{filter:brightness(1.08);box-shadow:0 0 20px rgba(45,212,255,.45)}
.side-quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.side-quick a{
  font-size:.82rem;padding:6px 13px;border-radius:999px;color:var(--muted);
  border:1px solid var(--border);background:rgba(5,8,20,.5);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.side-quick a:hover{color:var(--primary);border-color:rgba(45,212,255,.5);background:rgba(45,212,255,.1)}

/* ============ 评选 chips ============ */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 18px;border-radius:999px;font-size:.9rem;font-weight:600;
  color:var(--muted);background:rgba(15,26,46,.7);
  border:1px solid var(--border);
  transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease),box-shadow var(--ease);
}
.chip:hover{color:var(--text);border-color:rgba(45,212,255,.45);transform:translateY(-2px)}
.chip.is-active{
  color:#04121F;border-color:transparent;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:0 0 20px rgba(45,212,255,.35);
}

/* ============ 游戏卡片 ============ */
.game-card{
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--panel);border:1px solid var(--border);
  box-shadow:var(--shadow),var(--shadow-inset);
  height:100%;display:flex;flex-direction:column;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.game-card:hover{transform:translateY(-4px);border-color:rgba(45,212,255,.5);box-shadow:0 18px 46px rgba(0,0,0,.5),0 0 26px rgba(45,212,255,.18)}
.card-media{position:relative;display:block;overflow:hidden;background:var(--bg-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.game-card:hover .card-media img{transform:scale(1.03)}
.card-lg .card-media img{aspect-ratio:16/8}
.badge-hot{
  position:absolute;top:14px;left:14px;
  padding:6px 13px;border-radius:999px;font-size:.76rem;font-weight:700;color:#04121F;
  background:linear-gradient(135deg,var(--orange),#FFB36B);
  box-shadow:0 6px 18px rgba(255,138,61,.4);
}
.badge-new{
  position:absolute;top:14px;right:14px;
  padding:6px 13px;border-radius:999px;font-size:.76rem;font-weight:700;color:#EAF2FF;
  background:rgba(139,92,246,.85);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.card-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.card-body h3{font-size:1.24rem;font-weight:700;line-height:1.35}
.card-body h3 a{color:var(--text)}
.card-body h3 a:hover{color:var(--primary)}
.card-body .desc{color:var(--muted);font-size:.93rem;line-height:1.8}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:.76rem;font-weight:600;padding:5px 12px;border-radius:999px;
  color:var(--primary);background:rgba(45,212,255,.1);border:1px solid rgba(45,212,255,.26);
}
.tag.purple{color:#C4B5FD;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.34)}
.tag.orange{color:#FFC49A;background:rgba(255,138,61,.13);border-color:rgba(255,138,61,.32)}
.meta{display:flex;flex-wrap:wrap;gap:16px;color:var(--muted);font-size:.82rem;font-family:"Inter",system-ui,sans-serif}
.meta i{color:var(--primary);margin-right:6px;font-size:.78rem}
.link-arrow{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-weight:700;font-size:.9rem;color:var(--primary);
}
.link-arrow i{transition:transform var(--ease)}
.link-arrow:hover i{transform:translateX(4px)}

/* 横向卡 */
.card-row{flex-direction:row}
.card-row .card-media{flex:0 0 42%;max-width:42%}
.card-row .card-media img{height:100%;aspect-ratio:auto;min-height:150px}
.card-row .card-body{padding:18px 20px;gap:9px}
.card-row .card-body h3{font-size:1.06rem}
.card-row .card-body .desc{font-size:.87rem;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media (max-width:575.98px){
  .card-row{flex-direction:column}
  .card-row .card-media{flex:1 1 auto;max-width:100%}
  .card-row .card-media img{aspect-ratio:16/9;min-height:0}
}

/* ============ 侧栏 ============ */
.side-wrap{position:sticky;top:96px;display:grid;gap:20px}
.side-card{
  border-radius:var(--r-lg);padding:22px;
  background:var(--panel);border:1px solid var(--border);
  box-shadow:var(--shadow),var(--shadow-inset);
}
.side-card.glass{
  background:var(--glass);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
}
.side-card h3{font-size:1.04rem;font-weight:700;margin-bottom:6px}
.side-card .side-note{color:var(--muted);font-size:.84rem;margin-bottom:16px}
.mini-list{display:grid;gap:14px}
.mini-item{display:flex;gap:12px;align-items:flex-start}
.mini-item img{
  width:64px;height:64px;flex:0 0 64px;border-radius:14px;object-fit:cover;
  border:1px solid var(--border);
}
.mini-body{min-width:0}
.mini-body h4{font-size:.94rem;font-weight:600;line-height:1.45;margin-bottom:5px}
.mini-body h4 a{color:var(--text)}
.mini-body h4 a:hover{color:var(--primary)}
.mini-body span{font-size:.78rem;color:var(--muted);font-family:"Inter",system-ui,sans-serif}
.rank-list{display:grid;gap:12px;counter-reset:rk}
.rank-item{display:flex;align-items:center;gap:12px;padding-bottom:12px;border-bottom:1px dashed var(--border)}
.rank-item:last-child{border-bottom:0;padding-bottom:0}
.rank-no{
  flex:0 0 28px;height:28px;border-radius:9px;display:grid;place-items:center;
  font-size:.8rem;font-weight:800;font-family:"Inter",system-ui,sans-serif;
  color:#04121F;background:rgba(45,212,255,.85);
}
.rank-item:nth-child(1) .rank-no{background:linear-gradient(135deg,var(--orange),#FFC49A)}
.rank-item:nth-child(2) .rank-no{background:linear-gradient(135deg,var(--primary),var(--primary-deep))}
.rank-item:nth-child(3) .rank-no{background:linear-gradient(135deg,var(--purple),#A78BFA)}
.rank-text{flex:1 1 auto;min-width:0}
.rank-text strong{display:block;font-size:.92rem;font-weight:600}
.rank-text small{color:var(--muted);font-size:.78rem}
.rank-val{font-family:"Inter",system-ui,sans-serif;font-weight:800;color:var(--primary);font-size:.95rem}

/* ============ 保障条 ============ */
.assure{
  border-radius:var(--r-lg);
  background:var(--panel);border:1px solid var(--border);
  box-shadow:var(--shadow),var(--shadow-inset);
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  overflow:hidden;
}
.assure-item{padding:26px 24px;border-right:1px solid var(--border);display:flex;gap:14px;align-items:flex-start}
.assure-item:last-child{border-right:0}
.assure-item i{font-size:1.2rem;color:var(--primary);margin-top:4px}
.assure-item.accent i{color:var(--orange)}
.assure-item h4{font-size:.98rem;font-weight:700;margin-bottom:6px}
.assure-item p{color:var(--muted);font-size:.85rem;line-height:1.7}
@media (max-width:991.98px){
  .assure{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-item:nth-child(2){border-right:0}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-bottom:1px solid var(--border)}
}
@media (max-width:575.98px){
  .assure{grid-template-columns:1fr}
  .assure-item{border-right:0;border-bottom:1px solid var(--border)}
  .assure-item:last-child{border-bottom:0}
}

/* ============ 榜单 / 大图叙事 ============ */
.showcase{
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  border:1px solid var(--border);
  background-image:linear-gradient(90deg,rgba(5,8,20,.95) 0%,rgba(5,8,20,.7) 52%,rgba(5,8,20,.35) 100%),
    url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--shadow);
}
.showcase-inner{padding:44px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:34px;align-items:center}
@media (max-width:991.98px){.showcase-inner{grid-template-columns:1fr;padding:32px 24px}}
.showcase h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;margin-bottom:14px}
.showcase p{color:var(--muted);font-size:.95rem;line-height:1.85;margin-bottom:20px}
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.stat-box{
  padding:18px 16px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--border);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  text-align:center;
}
.stat-box strong{
  display:block;font-family:"Inter",system-ui,sans-serif;
  font-size:1.6rem;font-weight:800;color:var(--primary);line-height:1.2;
}
.stat-box span{font-size:.8rem;color:var(--muted)}
@media (max-width:575.98px){.stat-grid{grid-template-columns:1fr 1fr}}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--glass);border:1px solid var(--border) !important;
  border-radius:var(--r-md) !important;overflow:hidden;margin-bottom:14px;
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.accordion-button{
  background:transparent !important;color:var(--text) !important;
  font-weight:600;font-size:1.02rem;padding:20px 22px;
  box-shadow:none !important;border:0;
}
.accordion-button:not(.collapsed){
  color:var(--primary) !important;
  background:rgba(45,212,255,.07) !important;
  box-shadow:inset 4px 0 0 var(--primary),0 0 22px -10px var(--glow) !important;
}
.accordion-button::after{
  filter:invert(78%) sepia(52%) saturate(1200%) hue-rotate(150deg);
}
.accordion-body{color:var(--muted);font-size:.94rem;line-height:1.85;padding:0 22px 22px}

/* ============ CTA ============ */
.cta-panel{
  border-radius:var(--r-lg);padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background:linear-gradient(120deg,rgba(45,212,255,.16),rgba(139,92,246,.16));
  border:1px solid rgba(45,212,255,.32);
  box-shadow:0 18px 50px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.1);
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,255,.35),transparent 68%);
  pointer-events:none;
}
.cta-panel h2{font-size:clamp(1.4rem,2.6vw,2rem);margin-bottom:10px}
.cta-panel p{color:var(--muted);font-size:.95rem;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2}
@media (max-width:767.98px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:30px 22px}
  .cta-actions{width:100%}
  .cta-actions .btn-glow,.cta-actions .btn-ghost{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:40px;border-top:1px solid var(--border);
  background:linear-gradient(180deg,rgba(10,18,36,.9),rgba(5,8,20,.98));
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:34px}
@media (max-width:991.98px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:575.98px){.footer-grid{grid-template-columns:1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.06rem;margin-bottom:14px}
.footer-col p{color:var(--muted);font-size:.88rem;line-height:1.85}
.footer-col h4{font-size:.98rem;font-weight:700;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{color:var(--muted);font-size:.89rem}
.footer-col ul a:hover{color:var(--primary)}
.footer-form{display:flex;gap:10px;margin-top:12px}
.footer-form input{
  flex:1 1 auto;min-width:0;background:rgba(15,26,46,.85);
  border:1px solid var(--border);border-radius:var(--r-sm);
  padding:11px 15px;font-size:.89rem;outline:none;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.footer-form input::placeholder{color:var(--muted)}
.footer-form input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(45,212,255,.14),0 0 20px rgba(45,212,255,.22)}
.footer-form input.is-error{border-color:#FF6B6B;box-shadow:0 0 0 4px rgba(255,107,107,.14)}
.footer-form button{
  flex:0 0 auto;border:0;cursor:pointer;padding:11px 20px;border-radius:var(--r-sm);
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121F;font-weight:700;font-size:.89rem;
  box-shadow:0 8px 22px rgba(45,212,255,.3);
  transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);
}
.footer-form button:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 24px rgba(45,212,255,.5)}
.form-tip{font-size:.82rem;margin-top:10px;min-height:20px;color:var(--muted)}
.form-tip.ok{color:#5BE49B}
.form-tip.err{color:#FF7A7A}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  color:var(--muted);font-size:.82rem;
}

/* ============ 移动端粘性 CTA ============ */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(6,10,22,.94);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-top:1px solid var(--border);
  gap:12px;
}
.sticky-cta a{flex:1 1 0;text-align:center;padding:12px 10px;border-radius:999px;font-weight:700;font-size:.9rem}
.sticky-cta .st-primary{background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:#04121F;box-shadow:0 8px 22px rgba(45,212,255,.32)}
.sticky-cta .st-ghost{background:rgba(15,26,46,.8);color:var(--text);border:1px solid rgba(45,212,255,.4)}
@media (max-width:767.98px){
  .sticky-cta{display:flex}
  body{padding-bottom:76px}
}

/* 列表分页（视觉占位） */
.pager{display:flex;justify-content:center;gap:10px;margin-top:34px}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:.88rem;font-weight:600;color:var(--muted);
  background:rgba(15,26,46,.7);border:1px solid var(--border);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.pager a:hover{color:var(--primary);border-color:rgba(45,212,255,.5);background:rgba(45,212,255,.1)}
.pager .current{color:#04121F;background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-color:transparent}