/* roulang page: index */
:root{
  --bg:#07111F;
  --bg-2:#0A1526;
  --panel:#0B1830;
  --panel-2:#0E1E3A;
  --cyan:#2DE2E6;
  --blue:#2F5BFF;
  --amber:#FFB547;
  --text:#EAF2FF;
  --muted:#9EB0C7;
  --weak:#6F829B;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(45,226,230,.28);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-lg:0 24px 80px rgba(0,0,0,.35);
  --shadow-sm:0 12px 32px rgba(0,0,0,.24);
  --font:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:110px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:
    radial-gradient(900px 520px at 10% -10%, rgba(47,91,255,.20), transparent 62%),
    radial-gradient(720px 460px at 92% 2%, rgba(45,226,230,.10), transparent 64%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
header,main,footer{position:relative;z-index:1;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--amber);
  outline-offset:2px;
  border-radius:6px;
}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:84px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.16em;color:var(--cyan);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:36px;flex-wrap:wrap;}
.sec-title{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.sec-desc{color:var(--muted);font-size:14.5px;max-width:560px;line-height:1.85;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:14px;border:1px solid transparent;
  font-size:14.5px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,#6CF3F6,#2DE2E6 58%,#1FC8D6);
  color:#04121E;
  box-shadow:0 0 0 1px rgba(45,226,230,.30),0 0 26px rgba(45,226,230,.18);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(45,226,230,.55),0 0 36px rgba(45,226,230,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text);}
.btn-ghost:hover{border-color:var(--line-strong);color:var(--cyan);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lg{padding:16px 30px;font-size:15.5px;border-radius:16px;}
.btn[disabled]{opacity:.5;pointer-events:none;}

/* ---------- 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:60;padding:0 20px;}
.nav-pill{
  max-width:1120px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 14px 0 20px;
  border-radius:999px;
  background:rgba(10,21,38,.74);
  border:1px solid var(--line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 18px 48px rgba(0,0,0,.38);
}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px rgba(45,226,230,.9);flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:15px;font-weight:700;letter-spacing:.02em;color:var(--text);}
.brand-sub{font-size:10.5px;color:var(--muted);letter-spacing:.18em;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;
  font-size:14px;color:var(--muted);
  transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.055);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 9px rgba(45,226,230,.9);flex:none;}
.nav-cta{flex:none;padding:11px 20px;font-size:13.5px;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;margin-left:auto;flex:none;
  border-radius:14px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);cursor:pointer;
  transition:border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan);}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;padding:14px;
  border-radius:22px;
  background:rgba(8,18,33,.97);
  border:1px solid var(--line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow-lg);
}
.mobile-panel.open{display:block;}
.mobile-panel a{
  display:block;padding:13px 16px;border-radius:14px;
  font-size:15px;color:var(--muted);transition:background .2s ease,color .2s ease;
}
.mobile-panel a:hover,.mobile-panel a.active{background:rgba(45,226,230,.08);color:var(--text);}
.mobile-panel .btn{width:100%;margin-top:10px;color:#04121E;}

/* ---------- Hero ---------- */
.hero{padding:142px 0 76px;position:relative;}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;align-items:center;}
.hero h1{
  font-size:clamp(34px,4.4vw,56px);
  line-height:1.16;font-weight:700;letter-spacing:-.015em;
  margin:18px 0 0;
}
.hero h1 .accent{color:var(--cyan);}
.hero-sub{color:var(--muted);font-size:17px;line-height:1.9;margin-top:20px;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  font-size:12.5px;color:var(--muted);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px rgba(45,226,230,.85);flex:none;}
.pill.amber{color:#F3D2A0;border-color:rgba(255,181,71,.28);background:rgba(255,181,71,.07);}
.pill.amber .dot{background:var(--amber);box-shadow:0 0 8px rgba(255,181,71,.8);}

.hero-card{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-strong);
  background:linear-gradient(165deg,rgba(15,32,60,.94),rgba(7,17,31,.92));
  box-shadow:var(--shadow-lg);
}
.hero-card-media{position:relative;height:196px;overflow:hidden;}
.hero-card-media img{width:100%;height:100%;object-fit:cover;opacity:.78;}
.hero-card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,17,31,.18) 0%,rgba(9,20,37,.94) 100%);
}
.hero-card-tag{
  position:absolute;top:14px;left:14px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;
  font-size:12px;color:var(--text);
  background:rgba(7,17,31,.72);
  border:1px solid rgba(45,226,230,.34);
  backdrop-filter:blur(8px);
}
.hero-card-body{padding:6px 22px 22px;}
.status-row{
  display:flex;align-items:center;gap:12px;
  padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07);
  font-size:13.5px;color:var(--muted);
}
.status-row:last-child{border-bottom:none;}
.status-row .dot{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px rgba(45,226,230,.85);flex:none;}
.status-row .val{margin-left:auto;color:var(--text);font-weight:600;font-size:13.5px;}
.status-row .val.amber{color:var(--amber);}

/* ---------- 品牌故事 ---------- */
.story-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:center;}
.story-left h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.32;letter-spacing:-.01em;margin-bottom:22px;}
.story-points{display:grid;gap:14px;}
.story-points li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--muted);line-height:1.8;
}
.story-points li i{color:var(--cyan);font-size:13px;margin-top:7px;flex:none;}
.story-metrics{display:flex;flex-wrap:wrap;gap:28px;margin-top:30px;padding-top:26px;border-top:1px solid var(--line);}
.story-metrics .num{font-size:26px;font-weight:700;color:var(--text);line-height:1.2;letter-spacing:-.01em;}
.story-metrics .num span{font-size:13px;color:var(--cyan);margin-left:3px;font-weight:600;}
.story-metrics .lab{font-size:12.5px;color:var(--weak);margin-top:4px;}
.story-visual{position:relative;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);}
.story-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.story-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,17,31,.05) 40%,rgba(7,17,31,.72) 100%);}
.story-floating{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:flex;flex-wrap:wrap;gap:8px;
}
.story-floating span{
  padding:7px 13px;border-radius:999px;
  font-size:12px;color:var(--text);
  background:rgba(9,20,37,.82);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(8px);
}

/* ---------- 精选 bento ---------- */
.bento{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-auto-rows:minmax(0,auto);gap:20px;}
.card{
  position:relative;display:flex;flex-direction:column;
  background:linear-gradient(180deg,rgba(14,30,58,.92),rgba(9,20,37,.96));
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(45,226,230,.55),transparent);opacity:.7;}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 56px rgba(0,0,0,.4);}
.card-media{position:relative;overflow:hidden;background:#0A1526;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  font-size:11.5px;letter-spacing:.04em;
  color:var(--cyan);
  background:rgba(45,226,230,.10);
  border:1px solid rgba(45,226,230,.24);
  width:fit-content;
}
.tag.amber{color:var(--amber);background:rgba(255,181,71,.10);border-color:rgba(255,181,71,.26);}
.card-title{font-size:19px;font-weight:650;line-height:1.5;margin-top:12px;color:var(--text);letter-spacing:-.005em;}
.card-title.lg{font-size:clamp(21px,2.4vw,26px);}
.card-desc{font-size:14px;color:var(--muted);line-height:1.85;margin-top:10px;}
.card-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--cyan);font-weight:600;}
.card-foot i{transition:transform .2s ease;}
.card:hover .card-foot i{transform:translateX(5px);}
.bento-main{grid-column:span 7;grid-row:span 2;}
.bento-main .card-media{aspect-ratio:16/9;}
.bento-mini{grid-column:span 5;flex-direction:row;align-items:stretch;padding:14px;gap:16px;}
.bento-mini .mini-thumb{width:132px;flex:none;border-radius:14px;overflow:hidden;background:#0A1526;}
.bento-mini .mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.bento-mini:hover .mini-thumb img{transform:scale(1.04);}
.bento-mini .mini-body{display:flex;flex-direction:column;flex:1;min-width:0;padding:6px 6px 6px 0;}
.bento-mini .card-title{font-size:17px;margin-top:9px;}
.bento-mini .card-desc{font-size:13.5px;margin-top:7px;}
.bento-mini .card-foot{padding-top:12px;font-size:13px;}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.news-row{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px;align-items:center;
  padding:18px 20px;border-radius:16px;
  background:linear-gradient(180deg,rgba(14,30,58,.86),rgba(9,20,37,.94));
  border:1px solid var(--line);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.news-row:hover{background:linear-gradient(180deg,rgba(18,38,70,.94),rgba(11,24,44,.98));border-color:rgba(45,226,230,.22);transform:translateY(-2px);}
.news-date{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:82px;padding:10px 8px;border-radius:12px;
  background:rgba(45,226,230,.07);
  border:1px solid rgba(45,226,230,.18);
  font-size:12px;color:var(--cyan);line-height:1.5;
  text-align:center;word-break:break-all;
}
.news-main{min-width:0;}
.news-cat{display:inline-flex;font-size:11.5px;color:var(--muted);margin-bottom:6px;letter-spacing:.04em;}
.news-title{font-size:15.5px;font-weight:600;line-height:1.55;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-arrow{color:var(--weak);font-size:14px;transition:transform .2s ease,color .2s ease;}
.news-row:hover .news-arrow{transform:translateX(5px);color:var(--cyan);}
.news-empty{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:58px 20px;border-radius:18px;
  background:rgba(11,24,44,.7);
  border:1px dashed rgba(255,255,255,.14);
  color:var(--muted);font-size:14px;text-align:center;
}
.news-empty i{font-size:26px;color:var(--weak);}

/* ---------- 信任带 ---------- */
.trust{
  border-radius:24px;padding:40px 36px;
  background:linear-gradient(150deg,rgba(16,34,64,.92),rgba(8,18,33,.96));
  border:1px solid var(--line);
  position:relative;overflow:hidden;
}
.trust::after{
  content:"";position:absolute;right:-120px;top:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,226,230,.14),transparent 68%);
  pointer-events:none;
}
.trust-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;position:relative;z-index:1;}
.trust-item .num{font-size:32px;font-weight:700;letter-spacing:-.02em;line-height:1.2;}
.trust-item .num em{font-style:normal;font-size:14px;color:var(--cyan);margin-left:4px;font-weight:600;}
.trust-item .lab{font-size:13.5px;color:var(--muted);margin-top:6px;}
.trust-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:32px;padding-top:28px;border-top:1px solid var(--line);position:relative;z-index:1;}
.trust-list li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:var(--muted);line-height:1.7;}
.trust-list li i{color:var(--cyan);font-size:12px;margin-top:6px;flex:none;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 8px 22px 18px;
  position:relative;
  font-size:16px;font-weight:600;color:var(--text);
  line-height:1.6;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:50%;
  width:2px;height:0;background:var(--cyan);
  transform:translateY(-50%);
  transition:height .24s ease;
  border-radius:2px;
}
.faq-item[open] summary::before{height:70%;}
.faq-item summary:hover{color:var(--cyan);}
.faq-icon{position:relative;width:20px;height:20px;flex:none;}
.faq-icon i{position:absolute;left:50%;top:50%;background:var(--cyan);border-radius:2px;transform:translate(-50%,-50%);transition:opacity .22s ease,transform .22s ease;}
.faq-icon .bar-h{width:14px;height:2px;}
.faq-icon .bar-v{width:2px;height:14px;}
.faq-item[open] .bar-v{opacity:0;transform:translate(-50%,-50%) scaleY(0);}
.faq-body{padding:0 18px 24px;font-size:14.5px;color:var(--muted);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px;align-items:center;
  padding:46px 44px;border-radius:26px;
  background:
    linear-gradient(140deg,rgba(17,36,68,.96),rgba(8,18,33,.98));
  border:1px solid var(--line-strong);
  position:relative;overflow:hidden;
  box-shadow:var(--shadow-lg);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.032) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.032) 1px,transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:radial-gradient(circle at 20% 10%,#000,transparent 70%);
  mask-image:radial-gradient(circle at 20% 10%,#000,transparent 70%);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;letter-spacing:-.01em;position:relative;z-index:1;}
.cta-panel p{font-size:14.5px;color:var(--muted);line-height:1.85;margin-top:12px;max-width:520px;position:relative;z-index:1;}
.sub-form{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;position:relative;z-index:1;}
.sub-field{flex:1 1 240px;min-width:0;}
.sub-field label{display:block;font-size:12.5px;color:var(--weak);margin-bottom:7px;}
.sub-field input{
  width:100%;padding:13px 16px;border-radius:12px;
  background:rgba(7,17,31,.72);
  border:1px solid var(--line);
  color:var(--text);font-size:14px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.sub-field input::placeholder{color:#5C6E86;}
.sub-field input:focus{
  outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(255,181,71,.28);
}
.form-tip{font-size:12.5px;color:var(--weak);margin-top:12px;position:relative;z-index:1;}
.form-msg{font-size:13px;color:var(--cyan);margin-top:10px;min-height:20px;position:relative;z-index:1;}
.cta-right{display:flex;flex-direction:column;align-items:flex-start;gap:14px;position:relative;z-index:1;}
.cta-right .hint{font-size:12.5px;color:var(--weak);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:24px;
  background:linear-gradient(180deg,rgba(9,20,37,.6),rgba(6,14,26,.98));
  border-top:1px solid var(--line);
  padding:60px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));gap:36px;}
.footer-brand .brand-main{font-size:16px;}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.85;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:13px;color:var(--weak);letter-spacing:.12em;margin-bottom:16px;font-weight:600;}
.footer-col a{display:block;font-size:13.5px;color:var(--muted);padding:6px 0;transition:color .2s ease;}
.footer-col a:hover{color:var(--cyan);}
.footer-col .plain{font-size:13.5px;color:var(--muted);line-height:1.9;padding:6px 0;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--weak);line-height:1.8;
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .container{padding:0 24px;}
  .hero-grid{gap:36px;}
  .bento-main{grid-column:span 12;grid-row:auto;}
  .bento-mini{grid-column:span 6;}
  .trust-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:960px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .hero{padding:122px 0 56px;}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:40px;}
  .story-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .section{padding:62px 0;}
  .cta-panel{grid-template-columns:minmax(0,1fr);gap:28px;padding:38px 30px;}
  .news-grid{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .hero{padding:112px 0 46px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .bento-mini{grid-column:span 12;flex-direction:column;padding:0;}
  .bento-mini .mini-thumb{width:100%;aspect-ratio:16/9;border-radius:0;}
  .bento-mini .mini-body{padding:20px 22px 22px;}
  .trust{padding:30px 22px;}
  .trust-grid{grid-template-columns:minmax(0,1fr);gap:20px;}
  .trust-list{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .sec-head{margin-bottom:26px;}
}
@media (max-width:520px){
  .nav-pill{height:60px;padding:0 10px 0 14px;gap:10px;}
  .brand-main{font-size:13.5px;}
  .brand-sub{font-size:9.5px;letter-spacing:.12em;}
  .hero h1{font-size:31px;}
  .hero-badges .pill{font-size:11.5px;padding:6px 11px;}
  .news-row{grid-template-columns:auto minmax(0,1fr);gap:12px;padding:15px;}
  .news-arrow{display:none;}
  .news-date{min-width:66px;font-size:11px;padding:8px 6px;}
  .card-body{padding:18px 18px 20px;}
  .cta-panel{padding:30px 20px;border-radius:20px;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .faq-item summary{font-size:15px;padding:18px 6px 18px 16px;}
  .section{padding:48px 0;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
    --bg:#07111F;
    --bg-soft:#08152A;
    --panel:#0B1830;
    --panel-2:#0E1E3A;
    --cyan:#2DE2E6;
    --blue:#2F5BFF;
    --amber:#FFB547;
    --text:#EAF2FF;
    --muted:#9EB0C7;
    --dim:#6F829B;
    --line:rgba(255,255,255,.10);
    --line-strong:rgba(45,226,230,.28);
    --radius-lg:20px;
    --radius-md:16px;
    --radius-sm:14px;
    --radius-pill:999px;
    --shadow-card:0 24px 80px rgba(0,0,0,.35);
    --shadow-glow:0 0 0 1px rgba(45,226,230,.28), 0 0 28px rgba(45,226,230,.18);
    --container:1240px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.8;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    z-index:0;
    background:
      radial-gradient(680px 420px at 12% -6%, rgba(47,91,255,.20), transparent 62%),
      radial-gradient(620px 380px at 92% 4%, rgba(45,226,230,.14), transparent 60%),
      linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
    background-size:auto, auto, 24px 24px, 24px 24px;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .2s ease, border-color .2s ease, background-color .2s ease;}
  a:hover{color:var(--cyan);}
  button{font-family:inherit;cursor:pointer;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.28;letter-spacing:.2px;}
  p{margin:0;}
  :focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:6px;}
  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:1;}

  /* ---------- 导航 ---------- */
  .site-header{
    position:fixed;
    top:16px;
    left:0;
    right:0;
    z-index:60;
    padding:0 24px;
  }
  .nav-pill{
    max-width:1120px;
    margin:0 auto;
    height:64px;
    display:flex;
    align-items:center;
    gap:18px;
    padding:0 12px 0 18px;
    border-radius:var(--radius-pill);
    background:rgba(9,20,38,.78);
    border:1px solid var(--line);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    box-shadow:0 18px 44px rgba(0,0,0,.35);
  }
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand-dot{
    width:9px;height:9px;border-radius:50%;
    background:var(--cyan);
    box-shadow:0 0 0 4px rgba(45,226,230,.16), 0 0 14px rgba(45,226,230,.6);
    flex-shrink:0;
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.18;}
  .brand-main{font-size:16px;font-weight:700;color:var(--text);letter-spacing:.6px;}
  .brand-sub{font-size:11px;color:var(--dim);letter-spacing:1.4px;}
  .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
  .nav-links a{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 14px;border-radius:var(--radius-pill);
    font-size:14px;color:var(--muted);
  }
  .nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06);}
  .nav-links a.active{color:var(--text);}
  .nav-links a.active::before{
    content:"";width:6px;height:6px;border-radius:50%;
    background:var(--cyan);box-shadow:0 0 10px rgba(45,226,230,.8);
  }
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border-radius:var(--radius-sm);
    font-size:14px;font-weight:600;border:1px solid transparent;
    transition:transform .18s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease, color .2s ease;
  }
  .btn-primary{
    background:linear-gradient(135deg, var(--cyan), #4FB4FF 55%, var(--blue));
    color:#04121F;
    box-shadow:var(--shadow-glow);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(45,226,230,.45), 0 0 36px rgba(45,226,230,.3);color:#04121F;}
  .btn-primary:active{transform:translateY(1px);}
  .btn-ghost{
    background:rgba(255,255,255,.03);color:var(--text);border-color:var(--line);
  }
  .btn-ghost:hover{border-color:var(--line-strong);color:var(--text);background:rgba(45,226,230,.08);}
  .nav-cta{flex-shrink:0;padding:10px 18px;font-size:13px;}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:12px;
    background:rgba(255,255,255,.05);border:1px solid var(--line);
    color:var(--text);font-size:16px;align-items:center;justify-content:center;
  }
  .mobile-panel{
    display:none;
    max-width:1120px;margin:10px auto 0;
    padding:14px;border-radius:var(--radius-lg);
    background:rgba(9,20,38,.96);
    border:1px solid var(--line);
    box-shadow:0 24px 60px rgba(0,0,0,.5);
  }
  .mobile-panel.open{display:block;}
  .mobile-panel a{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 14px;border-radius:12px;font-size:15px;color:var(--muted);
  }
  .mobile-panel a.active,.mobile-panel a:hover{color:var(--text);background:rgba(255,255,255,.06);}
  .mobile-panel .btn{justify-content:center;margin-top:8px;color:#04121F;}

  /* ---------- 主体框架 ---------- */
  main{padding-top:104px;position:relative;z-index:1;}
  .section{padding:64px 0;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:2px;color:var(--cyan);text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);opacity:.7;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex;align-items:center;flex-wrap:wrap;gap:8px;
    font-size:13px;color:var(--dim);margin-bottom:26px;
  }
  .breadcrumb a{color:var(--muted);}
  .breadcrumb a:hover{color:var(--cyan);}
  .breadcrumb .sep{color:rgba(255,255,255,.22);}
  .breadcrumb .current{color:var(--muted);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

  /* ---------- 文章头部 ---------- */
  .article-hero{
    padding:44px 0 40px;
    border-bottom:1px solid var(--line);
    background:linear-gradient(180deg, rgba(11,24,48,.72), rgba(7,17,31,0));
  }
  .article-head{max-width:860px;}
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 13px;border-radius:var(--radius-pill);
    font-size:12px;font-weight:600;letter-spacing:.4px;
    background:rgba(45,226,230,.12);color:var(--cyan);
    border:1px solid rgba(45,226,230,.24);
  }
  .badge-amber{background:rgba(255,181,71,.12);color:var(--amber);border-color:rgba(255,181,71,.26);}
  .article-head h1{
    font-size:clamp(28px, 3.6vw, 46px);
    line-height:1.24;
    margin:18px 0 18px;
    letter-spacing:.4px;
    word-break:break-word;
  }
  .article-meta{
    display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
    font-size:13.5px;color:var(--muted);
  }
  .article-meta span{display:inline-flex;align-items:center;gap:7px;}
  .article-meta i{color:var(--cyan);font-size:12px;}
  .meta-divider{width:1px;height:12px;background:rgba(255,255,255,.16);}
  .article-cover{
    margin-top:32px;
    border-radius:var(--radius-lg);
    overflow:hidden;
    border:1px solid var(--line);
    background:var(--panel);
    box-shadow:var(--shadow-card);
    position:relative;
  }
  .article-cover img{width:100%;height:auto;aspect-ratio:16/7;object-fit:cover;}
  .article-cover::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg, rgba(7,17,31,.05), rgba(7,17,31,.55));
    pointer-events:none;
  }

  /* ---------- 正文 ---------- */
  .article-shell{
    max-width:820px;
    margin:0 auto;
    padding:48px 0 8px;
  }
  .article-body{
    font-size:16.5px;
    line-height:1.9;
    color:#DCE8FA;
    word-break:break-word;
  }
  .article-body > *:first-child{margin-top:0;}
  .article-body p{margin:0 0 1.35em;color:#D4E2F5;}
  .article-body h2{
    position:relative;
    font-size:clamp(21px, 2.4vw, 28px);
    color:var(--text);
    margin:2em 0 .9em;
    padding-left:16px;
    line-height:1.4;
  }
  .article-body h2::before{
    content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;
    border-radius:3px;
    background:linear-gradient(180deg, var(--cyan), rgba(47,91,255,.5));
    box-shadow:0 0 14px rgba(45,226,230,.4);
  }
  .article-body h3{
    font-size:19px;color:var(--text);
    margin:1.7em 0 .7em;font-weight:600;
  }
  .article-body h4{font-size:17px;color:#CFE0F5;margin:1.5em 0 .6em;font-weight:600;}
  .article-body a{
    color:var(--cyan);
    border-bottom:1px solid rgba(45,226,230,.35);
    padding-bottom:1px;
  }
  .article-body a:hover{border-bottom-color:var(--cyan);color:#8CF4F6;}
  .article-body ul,.article-body ol{margin:0 0 1.35em;padding-left:0;}
  .article-body ul li,.article-body ol li{
    position:relative;
    padding-left:22px;
    margin-bottom:.6em;
    color:#D4E2F5;
  }
  .article-body ul li::before{
    content:"";position:absolute;left:2px;top:.72em;
    width:7px;height:7px;border-radius:2px;
    background:var(--cyan);opacity:.85;
  }
  .article-body ol{counter-reset:li;}
  .article-body ol li{counter-increment:li;}
  .article-body ol li::before{
    content:counter(li);
    position:absolute;left:0;top:.05em;
    font-size:13px;font-weight:700;color:var(--cyan);
    width:18px;height:18px;line-height:18px;text-align:center;
    border-radius:6px;background:rgba(45,226,230,.12);
  }
  .article-body blockquote{
    margin:1.6em 0;
    padding:18px 22px;
    border-radius:var(--radius-md);
    background:var(--panel);
    border-left:3px solid var(--amber);
    color:#E6EFFB;
    font-size:15.5px;
  }
  .article-body blockquote p:last-child{margin-bottom:0;}
  .article-body img{
    width:100%;border-radius:var(--radius-md);
    border:1px solid var(--line);
    margin:1.6em 0;
  }
  .article-body table{
    width:100%;border-collapse:collapse;margin:1.6em 0;
    font-size:14.5px;border:1px solid var(--line);
    border-radius:var(--radius-md);overflow:hidden;
  }
  .article-body th,.article-body td{
    padding:12px 14px;text-align:left;
    border-bottom:1px solid var(--line);
  }
  .article-body th{background:rgba(45,226,230,.08);color:var(--text);font-weight:600;}
  .article-body tr:last-child td{border-bottom:none;}
  .article-body code{
    background:rgba(255,255,255,.07);
    padding:2px 6px;border-radius:6px;font-size:14px;color:#9FE9EB;
  }
  .article-body hr{border:none;border-top:1px solid var(--line);margin:2.2em 0;}

  .article-foot{
    max-width:820px;margin:0 auto;
    padding:28px 0 0;
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
    border-top:1px solid var(--line);
    margin-top:44px;
  }
  .article-foot .hint{font-size:13.5px;color:var(--dim);}
  .empty-state{
    max-width:820px;margin:0 auto;
    padding:56px 28px;
    text-align:center;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
  }
  .empty-state i{font-size:30px;color:var(--dim);}
  .empty-state h2{font-size:22px;margin:16px 0 10px;}
  .empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

  /* ---------- 相关推荐 ---------- */
  .related{padding:8px 0 72px;}
  .section-head{
    display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;
    margin-bottom:28px;
  }
  .section-head h2{font-size:clamp(22px,2.4vw,30px);}
  .section-head p{color:var(--muted);font-size:14.5px;max-width:560px;margin-top:8px;}
  .card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .card{
    display:flex;flex-direction:column;
    background:var(--panel);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    overflow:hidden;
    position:relative;
    transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    box-shadow:0 12px 36px rgba(0,0,0,.22);
  }
  .card::before{
    content:"";position:absolute;top:0;left:16px;right:16px;height:1px;
    background:linear-gradient(90deg, transparent, rgba(45,226,230,.55), transparent);
  }
  .card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 52px rgba(0,0,0,.42);}
  .card-thumb{position:relative;overflow:hidden;aspect-ratio:16/10;background:#0A1526;}
  .card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
  .card:hover .card-thumb img{transform:scale(1.03);}
  .card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .card-body h3{font-size:17px;line-height:1.45;}
  .card-body p{font-size:14px;color:var(--muted);line-height:1.75;}
  .card-more{
    margin-top:auto;padding-top:12px;
    font-size:13.5px;color:var(--cyan);display:inline-flex;align-items:center;gap:8px;
  }
  .card:hover .card-more i{transform:translateX(4px);}
  .card-more i{transition:transform .2s ease;font-size:12px;}

  /* ---------- CTA ---------- */
  .cta-band{padding:0 0 84px;}
  .cta-panel{
    display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:center;
    padding:40px clamp(24px,4vw,48px);
    border-radius:calc(var(--radius-lg) + 4px);
    background:
      linear-gradient(135deg, rgba(47,91,255,.18), rgba(45,226,230,.08) 55%, rgba(11,24,48,.2)),
      var(--panel);
    border:1px solid var(--line);
    box-shadow:var(--shadow-card);
    position:relative;
    overflow:hidden;
  }
  .cta-panel::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
                     linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
    background-size:26px 26px;
    opacity:.6;
  }
  .cta-panel h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;position:relative;}
  .cta-panel p{color:var(--muted);font-size:15px;max-width:520px;position:relative;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;}

  /* ---------- 页脚 ---------- */
  .site-footer{
    position:relative;z-index:1;
    border-top:1px solid var(--line);
    background:linear-gradient(180deg, rgba(8,21,42,.9), rgba(6,14,27,.98));
    padding:56px 0 26px;
  }
  .footer-grid{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
    gap:36px 32px;
  }
  .footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.85;margin-top:14px;max-width:340px;}
  .footer-col h4{font-size:14px;color:var(--text);margin-bottom:14px;letter-spacing:.6px;}
  .footer-col a,.footer-col .plain{
    display:block;font-size:13.5px;color:var(--muted);
    padding:5px 0;line-height:1.7;
  }
  .footer-col a:hover{color:var(--cyan);}
  .footer-col .plain{color:var(--dim);}
  .footer-bottom{
    margin-top:38px;padding-top:20px;
    border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
    font-size:12.5px;color:var(--dim);
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    .container{padding:0 24px;}
    .nav-links{display:none;}
    .nav-cta{display:none;}
    .nav-toggle{display:inline-flex;margin-left:auto;}
    .card-grid{grid-template-columns:repeat(2,1fr);}
    .cta-panel{grid-template-columns:1fr;}
    .cta-actions{justify-content:flex-start;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px;}
    .section{padding:56px 0;}
  }
  @media (max-width:768px){
    .site-header{top:10px;padding:0 14px;}
    .nav-pill{height:58px;padding:0 10px 0 14px;gap:10px;}
    .brand-main{font-size:14.5px;}
    .brand-sub{font-size:10px;letter-spacing:1px;}
    main{padding-top:92px;}
    .container{padding:0 18px;}
    .article-hero{padding:26px 0 28px;}
    .article-head h1{margin:14px 0 14px;}
    .article-shell{padding:34px 0 4px;}
    .article-body{font-size:16px;line-height:1.85;}
    .card-grid{grid-template-columns:1fr;}
    .article-cover img{aspect-ratio:16/9;}
    .related{padding-bottom:52px;}
    .cta-band{padding-bottom:60px;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;gap:8px;}
    .section-head{margin-bottom:22px;}
    .article-foot{margin-top:32px;}
  }
  @media (max-width:520px){
    .article-head h1{font-size:26px;}
    .article-meta{font-size:12.5px;gap:8px 14px;}
    .meta-divider{display:none;}
    .btn{width:100%;}
    .cta-actions{flex-direction:column;}
    .article-foot .btn{width:auto;}
    .empty-state{padding:40px 18px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
  }

/* roulang page: category1 */
:root{
  --bg:#07111F;
  --panel:#0B1830;
  --panel-2:#0E1E3A;
  --cyan:#2DE2E6;
  --blue:#2F5BFF;
  --amber:#FFB547;
  --text:#EAF2FF;
  --muted:#9EB0C7;
  --dim:#6F829B;
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(45,226,230,.28);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-lg:0 24px 80px rgba(0,0,0,.35);
  --shadow-md:0 12px 36px rgba(0,0,0,.28);
  --maxw:1240px;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(920px 540px at 10% -10%,rgba(47,91,255,.20),transparent 62%),
    radial-gradient(760px 470px at 94% 2%,rgba(45,226,230,.10),transparent 60%),
    linear-gradient(rgba(255,255,255,.026) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.026) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  background-repeat:no-repeat,no-repeat,repeat,repeat;
  font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--cyan);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:.01em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:12px;}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px;}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;padding:16px 16px 0;}
.nav-pill{
  max-width:1120px;margin:0 auto;height:var(--nav-h);
  display:flex;align-items:center;gap:16px;padding:0 10px 0 20px;
  border-radius:999px;
  background:rgba(9,20,38,.74);
  border:1px solid var(--border);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 16px 44px rgba(0,0,0,.38);
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);flex:0 0 auto;box-shadow:0 0 0 4px rgba(45,226,230,.14),0 0 16px rgba(45,226,230,.6);}
.brand-text{display:flex;flex-direction:column;line-height:1.14;}
.brand-main{font-size:15px;font-weight:700;letter-spacing:.02em;}
.brand-sub{font-size:11px;color:var(--dim);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-links a{
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;
  font-size:14px;color:var(--muted);transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(45,226,230,.9);}
.nav-cta{padding:10px 18px;font-size:13.5px;white-space:nowrap;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;
  margin-left:auto;border-radius:14px;border:1px solid var(--border);
  background:rgba(255,255,255,.04);color:var(--text);cursor:pointer;font-size:16px;
  transition:border-color .2s,color .2s;
}
.nav-toggle:hover{border-color:var(--border-strong);color:var(--cyan);}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;padding:12px;
  border-radius:var(--r-lg);background:rgba(9,20,38,.96);
  border:1px solid var(--border);box-shadow:var(--shadow-md);
  flex-direction:column;gap:4px;
}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;font-size:15px;color:var(--muted);}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--text);background:rgba(255,255,255,.06);}
.mobile-panel .btn{margin-top:8px;justify-content:center;color:#04121F;}
.mobile-panel.open{display:flex;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:14px;font-size:14.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#2DE2E6 0%,#3F7BFF 100%);
  color:#04121F;
  box-shadow:0 0 0 1px rgba(45,226,230,.28),0 0 28px rgba(45,226,230,.18);
}
.btn-primary:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(45,226,230,.5),0 0 38px rgba(45,226,230,.34);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(45,226,230,.4);}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--border-strong);color:var(--cyan);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn[disabled],.btn:disabled{opacity:.45;pointer-events:none;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--dim);padding:28px 0 0;flex-wrap:wrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--cyan);}
.crumb span[aria-current]{color:var(--muted);}
.crumb .sep{color:rgba(255,255,255,.22);}

/* ---------- 分类 Hero ---------- */
.page-hero{padding:0 0 72px;position:relative;}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(45,226,230,.22),transparent);}
.hero-split{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center;padding-top:40px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  font-size:12.5px;letter-spacing:.08em;color:var(--cyan);
  background:rgba(45,226,230,.10);border:1px solid var(--border-strong);
}
.eyebrow i{font-size:11px;}
.hero-copy h1{
  font-size:clamp(30px,4.2vw,50px);
  font-weight:700;margin:20px 0 18px;letter-spacing:.005em;
}
.hero-copy h1 .hl{color:var(--cyan);}
.hero-lead{font-size:16.5px;color:var(--muted);max-width:36em;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.mini-badges{display:flex;flex-wrap:wrap;gap:10px;}
.mini-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  font-size:13px;color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--border);
}
.mini-badge i{color:var(--cyan);font-size:11px;}
.mini-badge.amber{border-color:rgba(255,181,71,.32);color:#F4C989;}
.mini-badge.amber i{color:var(--amber);}

.hero-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid var(--border-strong);
  background-image:linear-gradient(180deg,rgba(8,18,34,.62),rgba(6,14,28,.94)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-lg);
  padding:26px;
}
.hero-card::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(45,226,230,.14),transparent 40%);}
.hc-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;position:relative;}
.hc-title{font-size:14px;letter-spacing:.08em;color:var(--muted);}
.hc-icon{
  width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(45,226,230,.12);border:1px solid var(--border-strong);color:var(--cyan);font-size:15px;
}
.hc-list{display:grid;gap:12px;position:relative;}
.hc-item{
  display:flex;align-items:center;gap:12px;padding:13px 16px;border-radius:14px;
  background:rgba(11,24,48,.72);border:1px solid var(--border);
}
.hc-item .dot{width:7px;height:7px;border-radius:50%;flex:0 0 auto;background:var(--cyan);box-shadow:0 0 0 4px rgba(45,226,230,.12),0 0 12px rgba(45,226,230,.7);}
.hc-item .dot.amber{background:var(--amber);box-shadow:0 0 0 4px rgba(255,181,71,.12),0 0 12px rgba(255,181,71,.6);}
.hc-item .k{font-size:14px;color:var(--text);}
.hc-item .v{margin-left:auto;font-size:12.5px;color:var(--muted);white-space:nowrap;}
.hc-foot{margin-top:18px;font-size:12.5px;color:var(--dim);position:relative;}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head .kicker{
  display:inline-block;font-size:12.5px;letter-spacing:.14em;color:var(--cyan);margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700;margin-bottom:14px;}
.section-head h2 .accent{color:var(--cyan);}
.section-head p{color:var(--muted);font-size:15.5px;}

/* ---------- 步骤时间线 ---------- */
.timeline{position:relative;display:grid;gap:18px;}
.timeline::before{
  content:"";position:absolute;left:31px;top:16px;bottom:16px;width:1px;
  background:linear-gradient(180deg,rgba(45,226,230,.55),rgba(45,226,230,.06));
}
.step{
  position:relative;display:grid;grid-template-columns:64px minmax(0,1fr);gap:22px;
  padding:24px 26px 24px 0;border-radius:var(--r-lg);
}
.step-inner{
  padding:22px 24px;border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(15,31,56,.92),rgba(9,21,39,.92));
  border:1px solid var(--border);
  box-shadow:0 1px 0 rgba(255,255,255,.05) inset;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.step:hover .step-inner{border-color:var(--border-strong);transform:translateY(-3px);box-shadow:var(--shadow-md);}
.step-num{
  width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;color:var(--cyan);
  background:rgba(9,20,38,.96);
  border:1px solid var(--border-strong);
  box-shadow:0 0 0 6px rgba(7,17,31,.9),0 0 22px rgba(45,226,230,.18);
  position:relative;z-index:1;margin-top:10px;
  font-variant-numeric:tabular-nums;
}
.step-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px;}
.step-top h3{font-size:19px;font-weight:600;}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  font-size:12px;letter-spacing:.04em;
  background:rgba(45,226,230,.10);color:var(--cyan);border:1px solid var(--border-strong);
}
.tag.amber{background:rgba(255,181,71,.10);color:var(--amber);border-color:rgba(255,181,71,.30);}
.tag.muted{background:rgba(255,255,255,.05);color:var(--muted);border-color:var(--border);}
.step-inner p{color:var(--muted);font-size:15px;margin:0;}
.step-note{margin-top:12px;font-size:13.5px;color:var(--dim);display:flex;gap:8px;align-items:flex-start;}
.step-note i{color:var(--cyan);font-size:12px;margin-top:5px;}

/* ---------- 内容卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(15,31,56,.94),rgba(9,21,39,.94));
  border:1px solid var(--border);
  box-shadow:0 1px 0 rgba(255,255,255,.05) inset;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow-md);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0A1526;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-media .badge{
  position:absolute;top:14px;left:14px;padding:5px 12px;border-radius:999px;font-size:12px;
  background:rgba(7,17,31,.78);border:1px solid var(--border-strong);color:var(--cyan);
  backdrop-filter:blur(6px);
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.card-body p{color:var(--muted);font-size:14.5px;margin:0;}
.card-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--cyan);font-weight:600;}
.card-link i{transition:transform .2s ease;}
.card:hover .card-link i{transform:translateX(4px);}

/* ---------- 提示面板 ---------- */
.notice{
  border-radius:var(--r-xl);padding:32px;
  background:linear-gradient(180deg,rgba(24,22,14,.42),rgba(9,21,39,.94));
  border:1px solid rgba(255,181,71,.30);
  border-left:3px solid var(--amber);
  box-shadow:var(--shadow-md);
}
.notice-head{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.notice-head i{color:var(--amber);font-size:16px;}
.notice-head h2{font-size:22px;font-weight:650;}
.notice-head .tag{margin-left:auto;}
.notice-intro{color:var(--muted);font-size:15px;max-width:60em;margin-bottom:22px;}
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 24px;}
.check-item{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border-radius:14px;background:rgba(11,24,48,.66);border:1px solid var(--border);}
.check-item i{color:var(--amber);font-size:13px;margin-top:5px;}
.check-item strong{display:block;font-size:14.5px;font-weight:600;margin-bottom:4px;}
.check-item span{font-size:13.5px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--border);}
.faq-item{border-bottom:1px solid var(--border);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 6px 22px 20px;background:none;border:0;color:var(--text);
  font-size:17px;font-weight:600;text-align:left;cursor:pointer;position:relative;
  transition:color .2s ease;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:2px;border-radius:2px;
  background:transparent;transition:background .2s ease,box-shadow .2s ease;
}
.faq-q:hover{color:var(--cyan);}
.faq-item.open .faq-q::before{background:var(--cyan);box-shadow:0 0 12px rgba(45,226,230,.7);}
.faq-q .ic{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:inline-flex;
  align-items:center;justify-content:center;font-size:12px;color:var(--cyan);
  border:1px solid var(--border-strong);background:rgba(45,226,230,.08);
  transition:transform .22s ease,background .22s ease;
}
.faq-item.open .faq-q .ic{transform:rotate(135deg);background:rgba(45,226,230,.18);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{padding:0 20px 24px 20px;font-size:14.5px;line-height:1.78;color:var(--muted);max-width:74ch;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);padding:44px;
  background-image:linear-gradient(120deg,rgba(7,17,31,.92),rgba(11,24,48,.86)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  border:1px solid var(--border);
  box-shadow:var(--shadow-lg);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:24px 24px;pointer-events:none;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;margin-bottom:10px;}
.cta-inner p{color:var(--muted);font-size:15px;max-width:44em;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:20px;border-top:1px solid var(--border);background:rgba(5,13,25,.86);padding:56px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr .8fr .8fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);max-width:32em;line-height:1.8;}
.footer-col h4{font-size:13px;letter-spacing:.12em;color:var(--dim);font-weight:600;margin-bottom:16px;}
.footer-col a,.footer-col .plain{display:block;font-size:14px;color:var(--muted);padding:6px 0;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--dim);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .hero-split{grid-template-columns:1fr;gap:36px;padding-top:32px;}
  .page-hero{padding-bottom:56px;}
  .section{padding:56px 0;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1/-1;}
}
@media (max-width:860px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-pill{padding-right:10px;}
  .check-grid{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .site-header{padding:12px 12px 0;}
  .nav-pill{height:58px;padding-left:16px;gap:10px;}
  .brand-main{font-size:14px;}
  .brand-sub{font-size:10px;letter-spacing:.1em;}
  .section{padding:44px 0;}
  .hero-copy h1{font-size:clamp(26px,7vw,34px);margin:16px 0 14px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .card-grid{grid-template-columns:1fr;}
  .timeline::before{left:23px;}
  .step{grid-template-columns:48px minmax(0,1fr);gap:14px;padding-right:0;}
  .step-num{width:48px;height:48px;font-size:15px;margin-top:14px;box-shadow:0 0 0 5px rgba(7,17,31,.9);}
  .step-inner{padding:18px 18px;}
  .notice{padding:24px 20px;}
  .cta-band{padding:28px 22px;}
  .cta-actions .btn{flex:1 1 100%;}
  .faq-q{font-size:16px;padding:18px 4px 18px 16px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .mini-badges{gap:8px;}
  .mini-badge{font-size:12px;padding:6px 12px;}
  .hero-card{padding:20px;}
  .hc-item{padding:11px 13px;}
  .hc-item .v{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --bg:#07111F;
  --panel:#0B1830;
  --panel-2:#0E1F3B;
  --cyan:#2DE2E6;
  --blue:#2F5BFF;
  --amber:#FFB547;
  --text:#EAF2FF;
  --muted:#9EB0C7;
  --weak:#6F829B;
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(45,226,230,.28);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:14px;
  --shadow-lg:0 24px 80px rgba(0,0,0,.35);
  --shadow-md:0 14px 40px rgba(0,0,0,.28);
  --font: "HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:8px;}

.bg-layer{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    radial-gradient(720px 460px at 14% -6%, rgba(47,91,255,.20), transparent 62%),
    radial-gradient(680px 420px at 88% 4%, rgba(45,226,230,.12), transparent 62%),
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
}
main,.site-footer{position:relative;z-index:1;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:60;padding:16px 16px 0;}
.nav-pill{
  max-width:1120px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 20px;border-radius:999px;
  background:rgba(9,20,38,.76);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--border);
  box-shadow:0 18px 50px rgba(0,0,0,.38);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-dot{
  width:10px;height:10px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 0 4px rgba(45,226,230,.16),0 0 18px rgba(45,226,230,.65);
  flex:0 0 10px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.16;}
.brand-main{font-size:16px;font-weight:700;letter-spacing:.02em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:999px;
  font-size:14px;color:var(--muted);
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.055);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 10px var(--cyan);
}
.nav-cta{height:40px;padding:0 18px;font-size:14px;flex-shrink:0;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  align-items:center;justify-content:center;
  border:1px solid var(--border);color:var(--text);font-size:16px;
  transition:border-color .2s,color .2s;
}
.nav-toggle:hover{border-color:var(--border-strong);color:var(--cyan);}
.mobile-panel{
  display:none;max-width:1120px;margin:10px auto 0;padding:12px;
  border-radius:22px;background:rgba(9,20,38,.97);
  border:1px solid var(--border);box-shadow:var(--shadow-lg);
  backdrop-filter:blur(16px);
}
.mobile-panel.open{display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{
  padding:12px 16px;border-radius:14px;font-size:15px;color:var(--muted);
  transition:color .2s,background .2s;
}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--text);background:rgba(255,255,255,.055);}
.mobile-panel .btn{color:#04121f;text-align:center;margin-top:6px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;text-align:center;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,#2DE2E6 0%,#2F5BFF 100%);
  color:#04121f;font-weight:700;
  box-shadow:0 0 0 1px rgba(45,226,230,.28),0 0 28px rgba(45,226,230,.18);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(45,226,230,.5),0 0 36px rgba(45,226,230,.32);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;border:1px solid var(--border);color:var(--text);
}
.btn-ghost:hover{border-color:var(--border-strong);color:var(--cyan);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.03em;line-height:1.6;
}
.badge-cyan{background:rgba(45,226,230,.12);color:#8FF3F5;border:1px solid rgba(45,226,230,.28);}
.badge-amber{background:rgba(255,181,71,.12);color:#FFD08F;border:1px solid rgba(255,181,71,.32);}
.badge-soft{background:rgba(255,255,255,.055);color:var(--muted);border:1px solid var(--border);}

/* ============ 分类 Hero ============ */
.cat-hero{position:relative;padding:52px 0 68px;overflow:hidden;}
.cat-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(180deg,rgba(7,17,31,.78) 0%,rgba(7,17,31,.94) 62%,rgba(7,17,31,1) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.95;
}
.cat-hero .container{position:relative;z-index:1;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--weak);margin-bottom:26px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb .sep{color:rgba(255,255,255,.2);}
.cat-hero-grid{display:grid;grid-template-columns:1.32fr .82fr;gap:48px;align-items:start;}
.cat-hero h1{
  font-size:clamp(30px,4vw,46px);line-height:1.28;font-weight:700;
  letter-spacing:.01em;margin:16px 0 18px;
}
.cat-hero .lead{font-size:17px;line-height:1.85;color:var(--muted);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.glass-card{
  background:rgba(11,24,48,.62);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-lg);
  padding:24px;
}
.hero-card-title{
  display:flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.08em;color:var(--weak);text-transform:uppercase;
  margin-bottom:18px;
}
.hero-card-title i{color:var(--cyan);}
.status-row{
  display:flex;gap:12px;padding:14px 0;
  border-top:1px dashed rgba(255,255,255,.09);
}
.status-row:first-of-type{border-top:0;padding-top:0;}
.status-dot{
  width:8px;height:8px;border-radius:50%;flex:0 0 8px;margin-top:9px;
  background:var(--cyan);box-shadow:0 0 0 4px rgba(45,226,230,.14),0 0 12px rgba(45,226,230,.6);
}
.status-dot.amber{background:var(--amber);box-shadow:0 0 0 4px rgba(255,181,71,.14),0 0 12px rgba(255,181,71,.55);}
.status-row h4{font-size:14px;font-weight:600;margin-bottom:2px;}
.status-row p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ 版块通用 ============ */
.section{padding:76px 0;}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head h2{
  font-size:clamp(24px,3vw,34px);line-height:1.35;font-weight:700;margin:14px 0 14px;
}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.85;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.12em;color:var(--cyan);font-weight:600;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--cyan);opacity:.7;}

/* ============ 安全检查清单 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.check-item{
  position:relative;display:flex;gap:14px;
  padding:22px;border-radius:var(--radius-md);
  background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel) 100%);
  border:1px solid var(--border);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.check-item::before{
  content:"";position:absolute;top:0;left:18px;right:18px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,226,230,.55),transparent);
}
.check-item:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md);}
.check-icon{
  width:34px;height:34px;flex:0 0 34px;border-radius:11px;
  display:grid;place-items:center;
  background:rgba(45,226,230,.12);color:var(--cyan);font-size:13px;
}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.check-item p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ 内容卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.content-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel) 100%);
  border:1px solid var(--border);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.content-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;z-index:2;
  background:linear-gradient(90deg,transparent,rgba(45,226,230,.6),transparent);
}
.content-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow-lg);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0A1526;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.content-card:hover .card-media img{transform:scale(1.03);}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,17,31,0) 40%,rgba(7,17,31,.75) 100%);
}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;font-weight:650;line-height:1.5;}
.card-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.card-link{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--cyan);font-weight:600;
}
.card-link i{transition:transform .2s ease;}
.content-card:hover .card-link i{transform:translateX(4px);}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-item:first-child{border-top:1px solid var(--border);}
.faq-h{margin:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:24px 0;text-align:left;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--cyan);}
.faq-icon{
  flex:0 0 24px;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;
  border:1px solid var(--border);color:var(--muted);font-size:13px;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.faq-icon::before{content:"+";line-height:1;}
.faq-item.open .faq-icon{color:var(--cyan);border-color:var(--border-strong);background:rgba(45,226,230,.1);}
.faq-item.open .faq-icon::before{content:"−";}
.faq-a{
  max-height:0;overflow:hidden;padding-left:0;
  transition:max-height .3s ease,padding .3s ease;
}
.faq-item.open .faq-a{
  max-height:420px;padding-left:16px;padding-bottom:24px;
  border-left:2px solid var(--cyan);
}
.faq-a p{font-size:14.5px;line-height:1.85;color:var(--muted);}

/* ============ 相关分类 ============ */
.link-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.link-card{
  position:relative;display:flex;align-items:center;gap:20px;
  padding:26px;border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(14,31,59,.95) 0%,rgba(11,24,48,.95) 100%);
  border:1px solid var(--border);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.link-card::before{
  content:"";position:absolute;top:0;left:22px;right:22px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(45,226,230,.5),transparent);
}
.link-card:hover{transform:translateY(-3px);border-color:var(--border-strong);box-shadow:var(--shadow-md);}
.link-card .lc-icon{
  width:48px;height:48px;flex:0 0 48px;border-radius:14px;
  display:grid;place-items:center;font-size:17px;
  background:rgba(45,226,230,.1);color:var(--cyan);
  border:1px solid rgba(45,226,230,.2);
}
.link-card h3{font-size:17px;font-weight:650;margin-bottom:4px;}
.link-card p{font-size:13.5px;color:var(--muted);line-height:1.7;}
.link-card .lc-arrow{margin-left:auto;color:var(--weak);transition:transform .2s ease,color .2s ease;}
.link-card:hover .lc-arrow{transform:translateX(5px);color:var(--cyan);}

/* ============ 底部 CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center;
  padding:44px;border-radius:24px;
  background:
    linear-gradient(120deg,rgba(14,31,59,.98) 0%,rgba(9,20,38,.98) 100%);
  border:1px solid var(--border);
  box-shadow:var(--shadow-lg);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:26px 26px;
  mask-image:radial-gradient(circle at 78% 40%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 78% 40%,#000,transparent 72%);
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);line-height:1.4;font-weight:700;margin:12px 0 12px;}
.cta-panel p{color:var(--muted);font-size:14.5px;line-height:1.85;}
.cta-actions{display:flex;flex-direction:column;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{
  background:#050D18;border-top:1px solid var(--border);
  padding:64px 0 30px;margin-top:84px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:40px;}
.footer-brand .brand{align-items:flex-start;}
.footer-brand .brand-main{font-size:15px;}
.footer-brand .brand-sub{font-size:11px;color:var(--weak);}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.85;margin-top:16px;max-width:340px;}
.footer-col h4{font-size:13.5px;font-weight:600;margin:0 0 14px;color:var(--text);letter-spacing:.04em;}
.footer-col a,.footer-col .plain{
  display:block;font-size:13.5px;color:var(--muted);padding:5px 0;
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--border);
  font-size:12.5px;color:var(--weak);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:34px;}
  .cat-hero .lead{max-width:none;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{grid-template-columns:1fr;padding:36px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;}
}
@media (max-width:900px){
  .nav-links,.nav-pill > .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-pill{height:60px;padding:0 10px 0 16px;gap:10px;}
  .brand-main{font-size:15px;}
  .section{padding:58px 0;}
  .check-grid{grid-template-columns:1fr;}
  .link-cards{grid-template-columns:1fr;}
  .site-footer{margin-top:64px;padding:52px 0 26px;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .site-header{padding:10px 10px 0;}
  .cat-hero{padding:36px 0 48px;}
  .cat-hero h1{font-size:clamp(26px,7vw,34px);}
  .cat-hero .lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .card-grid{grid-template-columns:1fr;}
  .check-item{padding:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-panel{padding:26px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .faq-q{font-size:15.5px;padding:20px 0;}
  .link-card{padding:20px;gap:14px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}