/* roulang page: index */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,.055);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,.16);
  --line-strong:rgba(47,230,208,.45);
  --r-card:18px;
  --r-img:14px;
  --r-panel:22px;
  --r-btn:999px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  min-height:100vh;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 620px at 8% -8%, rgba(47,230,208,.14), transparent 62%),
    radial-gradient(920px 700px at 96% 104%, rgba(124,92,255,.14), transparent 62%);
  background-attachment:fixed;
  background-repeat:no-repeat;
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(150,210,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(150,210,255,.03) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 26%, #000 0%, transparent 78%);
  mask-image:radial-gradient(circle at 50% 26%, #000 0%, transparent 78%);
}
@media (max-width:640px){ body::before{display:none} }
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 .9em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:2}
@media (max-width:640px){ .wrap{padding:0 20px} }

/* 导航 */
.site-nav{
  position:fixed;top:14px;left:50%;transform:translateX(-50%);
  width:calc(100% - 32px);max-width:1180px;height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 10px 0 18px;
  border-radius:999px;
  background:rgba(10,16,32,.62);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  z-index:60;
  transition:background .26s var(--ease), box-shadow .26s var(--ease), border-color .26s var(--ease);
}
.site-nav.is-scrolled{
  background:rgba(8,13,26,.88);
  border-color:rgba(47,230,208,.28);
  box-shadow:0 14px 44px rgba(0,0,0,.55), inset 0 -1px 0 rgba(47,230,208,.28);
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  box-shadow:0 8px 22px -8px rgba(47,230,208,.7);
  display:flex;align-items:center;justify-content:center;
  color:#04121A;font-weight:800;font-size:15px;letter-spacing:-.02em;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em}
.logo-text .l2{font-size:11px;color:var(--text-3);letter-spacing:.22em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:2px;flex-wrap:nowrap}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:999px;
  font-size:13.5px;color:var(--text-2);white-space:nowrap;
  transition:color .22s var(--ease), background .22s var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::before{
  content:"";width:5px;height:5px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px var(--primary);margin-right:7px;
}
.nav-cta{flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px;
  background:rgba(255,255,255,.04);
}
.nav-toggle span{display:block;width:16px;height:1.6px;background:var(--text);border-radius:2px;transition:transform .24s var(--ease),opacity .24s var(--ease)}
.mobile-panel{
  position:fixed;inset:0;z-index:55;display:none;
  padding:96px 24px 48px;
  background:rgba(7,11,22,.97);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  overflow-y:auto;
}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:flex;align-items:center;min-height:52px;padding:0 4px;
  font-size:16px;color:var(--text-2);border-bottom:1px solid var(--line);
}
.mobile-panel a.active{color:var(--primary);font-weight:600}
.mobile-panel .m-cta{display:flex;margin-top:26px}
@media (max-width:1080px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .site-nav{padding:0 10px 0 16px}
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease), filter .22s var(--ease), border-color .22s var(--ease);
}
.btn-primary{
  background:linear-gradient(120deg,var(--primary),var(--secondary));
  color:#04121A;box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 16px 44px -10px rgba(47,230,208,.62)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  border:1px solid var(--line-strong);color:var(--text);background:rgba(255,255,255,.035);
}
.btn-ghost:hover{background:rgba(47,230,208,.12);border-color:var(--primary)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600;
  transition:transform .22s var(--ease), color .22s var(--ease);
}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px;transform:translateX(2px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:6px;
  background:rgba(47,230,208,.12);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-accent{background:rgba(255,95,162,.14);color:var(--accent)}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--text-2);font-weight:500}

/* 板块 */
.sec{padding:92px 0;position:relative;z-index:2}
@media (max-width:1024px){ .sec{padding:64px 0} }
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em}
.sec-head .sec-sub{margin:10px 0 0;color:var(--text-2);font-size:15px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:12px;
  font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--primary);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}

/* Hero */
.hero{position:relative;min-height:78vh;display:flex;align-items:flex-end;overflow:hidden;padding:150px 0 104px}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-shade{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top, rgba(7,11,22,.97) 6%, rgba(7,11,22,.72) 42%, rgba(7,11,22,.25) 100%);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:60px;z-index:2;
  background:linear-gradient(to bottom, rgba(7,11,22,0), var(--bg));
}
.hero-inner{position:relative;z-index:3}
.hero h1{
  margin:18px 0 0;max-width:900px;
  font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:700;letter-spacing:-.01em;
}
.hero-sub{margin:18px 0 0;color:var(--text-2);font-size:clamp(15px,1.6vw,18px);max-width:720px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:44px;padding:14px 20px;max-width:820px;
  border-radius:var(--r-panel);
  background:rgba(12,20,38,.55);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  font-size:13px;color:var(--text-2);
}
.hero-bar i{width:4px;height:4px;border-radius:50%;background:var(--primary);opacity:.75;flex-shrink:0}
@media (max-width:1024px){
  .hero{min-height:560px;padding:120px 0 72px}
}
@media (max-width:640px){
  .hero{min-height:560px;padding:112px 0 64px}
  .hero-bar{font-size:12px;padding:12px 16px;gap:10px}
}

/* 横滑片库 */
.rail-wrap{position:relative}
.rail-wrap::before,.rail-wrap::after{
  content:"";position:absolute;top:0;bottom:20px;width:48px;z-index:3;pointer-events:none;
}
.rail-wrap::before{left:-2px;background:linear-gradient(to right,var(--bg),transparent)}
.rail-wrap::after{right:-2px;background:linear-gradient(to left,var(--bg),transparent)}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 2px 22px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  flex:0 0 280px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.rail-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.rail-thumb{aspect-ratio:16/10;overflow:hidden;background:rgba(255,255,255,.04)}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rail-card:hover .rail-thumb img{transform:scale(1.04)}
.rail-body{padding:16px 18px 18px}
.rail-body h3{
  margin:10px 0 0;font-size:16px;line-height:1.5;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:48px;
}
.rail-time{margin-top:10px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.rail-more{
  flex:0 0 220px;scroll-snap-align:start;
  display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:10px;
  padding:26px 24px;border-radius:16px;
  border:1px dashed rgba(47,230,208,.45);
  background:rgba(47,230,208,.05);
  transition:background .24s var(--ease), border-color .24s var(--ease);
}
.rail-more:hover{background:rgba(47,230,208,.12);border-color:var(--primary)}
.rail-more strong{font-size:17px}
.rail-more span{font-size:13px;color:var(--text-2)}
.rail-arrows{display:flex;gap:10px}
.rail-arrow{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:all .22s var(--ease);
}
.rail-arrow:hover{color:var(--primary);border-color:var(--line-strong);background:rgba(47,230,208,.12)}
@media (max-width:640px){
  .rail-card{flex-basis:220px}
  .rail-arrows{display:none}
  .rail-wrap::before,.rail-wrap::after{width:24px}
}

/* 三个核对步骤 */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.check-card{
  padding:26px 24px;border-radius:var(--r-card);
  background:var(--surface);border:1px solid var(--line);
  transition:transform .24s var(--ease), border-color .24s var(--ease);
}
.check-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.check-num{
  font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.14em;
  font-variant-numeric:tabular-nums;
}
.check-card h3{margin:12px 0 8px;font-size:19px;font-weight:600}
.check-card p{color:var(--text-2);font-size:14.5px;line-height:1.8}
@media (max-width:900px){ .check-grid{grid-template-columns:1fr} }

/* 热门指引 */
.feature-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:20px;align-items:stretch}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:rgba(255,255,255,.04)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-thumb img{transform:scale(1.04)}
.feature-main .card-thumb{aspect-ratio:16/9}
.card-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.card-body h3{margin:12px 0 10px;font-size:21px;line-height:1.42;font-weight:600}
.card-body p{color:var(--text-2);font-size:14.5px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.feature-side{display:grid;gap:20px}
.mini-card{flex-direction:row;align-items:stretch}
.mini-card .mini-thumb{flex:0 0 132px;aspect-ratio:auto;overflow:hidden;background:rgba(255,255,255,.04)}
.mini-card .mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.mini-card:hover .mini-thumb img{transform:scale(1.04)}
.mini-card .card-body{padding:16px 18px}
.mini-card h3{margin:8px 0 6px;font-size:15.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card p{font-size:13px;-webkit-line-clamp:2}
@media (max-width:1024px){
  .feature-grid{grid-template-columns:1fr}
  .feature-main .card-thumb{aspect-ratio:16/10}
}
@media (max-width:520px){
  .mini-card{flex-direction:column}
  .mini-card .mini-thumb{flex:none;aspect-ratio:16/10}
}

/* 最新信息 CMS 列表 */
.feed{border-top:1px solid var(--line)}
.feed-row{
  display:grid;grid-template-columns:120px 1fr auto;gap:22px;align-items:center;
  padding:18px 6px;border-bottom:1px solid var(--line);
  transition:background .24s var(--ease), border-color .24s var(--ease);
}
.feed-row:hover{background:rgba(47,230,208,.05)}
.feed-thumb{width:120px;aspect-ratio:16/10;border-radius:12px;overflow:hidden;background:rgba(255,255,255,.04)}
.feed-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.feed-row:hover .feed-thumb img{transform:scale(1.05)}
.feed-main h3{
  font-size:16.5px;font-weight:600;line-height:1.5;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.feed-row:hover .feed-main h3{color:var(--primary)}
.feed-main p{
  margin:6px 0 0;color:var(--text-2);font-size:13.5px;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feed-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;min-width:120px}
.feed-meta time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
@media (max-width:760px){
  .feed-row{grid-template-columns:96px 1fr;gap:14px;padding:16px 4px}
  .feed-thumb{width:96px}
  .feed-meta{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:space-between;min-width:0}
}
.feed-empty{
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;border-radius:var(--r-card);
  border:1px dashed var(--line);background:var(--surface);
  text-align:center;color:var(--text-2);
}
.feed-empty svg{color:var(--primary);opacity:.9}

/* 专题分区 */
.topic-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:start}
.topic-main .topic-thumb{aspect-ratio:4/3;overflow:hidden;background:rgba(255,255,255,.04)}
.topic-main .topic-thumb img{width:100%;height:100%;object-fit:cover}
.topic-main .card-body h3{font-size:22px}
.point-list{margin:16px 0 0;display:grid;gap:10px}
.point-list li{position:relative;padding-left:20px;color:var(--text-2);font-size:14.5px;line-height:1.8}
.point-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--primary);opacity:.85;
}
.topic-list{border-radius:var(--r-card);border:1px solid var(--line);background:var(--surface);overflow:hidden}
.topic-list li{border-bottom:1px solid var(--line)}
.topic-list li:last-child{border-bottom:0}
.topic-list a{
  display:flex;align-items:flex-start;gap:16px;padding:20px 22px;
  transition:background .24s var(--ease);
}
.topic-list a:hover{background:rgba(47,230,208,.07)}
.topic-index{
  flex:0 0 auto;font-size:13px;font-weight:700;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:.12em;padding-top:2px;
}
.topic-item-title{font-size:15.5px;font-weight:600;line-height:1.5}
.topic-item-desc{margin-top:4px;font-size:13px;color:var(--text-3);line-height:1.7}
@media (max-width:1024px){ .topic-grid{grid-template-columns:1fr} }

/* FAQ */
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .24s var(--ease), background .24s var(--ease);
}
.faq-item.open{border-color:var(--line-strong);background:rgba(47,230,208,.05)}
.faq-q{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:20px 22px;text-align:left;font-size:16px;font-weight:600;line-height:1.6;
  transition:color .22s var(--ease);
}
.faq-q:hover{color:var(--primary)}
.faq-item.open .faq-q::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:2px;border-radius:2px;background:var(--primary);
}
.faq-icon{flex-shrink:0;color:var(--primary);transition:transform .24s var(--ease)}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{margin:0;padding:0 22px 22px;color:var(--text-2);font-size:14.5px;line-height:1.85}

/* CTA 横幅 */
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding:44px 44px;border-radius:26px;
  background:linear-gradient(120deg, rgba(47,230,208,.13), rgba(124,92,255,.14));
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700}
.cta-band p{margin:10px 0 0;color:var(--text-2);font-size:15px;max-width:560px}
@media (max-width:640px){ .cta-band{padding:30px 24px} }

/* 页脚 */
.site-footer{
  position:relative;z-index:2;margin-top:40px;padding:64px 0 28px;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(47,230,208,.45),rgba(124,92,255,.45),transparent) 1;
}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:36px}
.foot-brand .logo{margin-bottom:16px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:280px}
.foot-title{font-size:13px;font-weight:700;color:var(--text);letter-spacing:.08em;margin-bottom:16px}
.foot-list{display:grid;gap:10px}
.foot-list a,.foot-list span{font-size:14px;color:var(--text-2);transition:color .22s var(--ease)}
.foot-list a:hover{color:var(--primary)}
.foot-info-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text-2)}
.foot-info-row b{font-weight:500;color:var(--text-3)}
.foot-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px var(--primary);margin-right:7px;vertical-align:middle}
.copyright{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  text-align:center;font-size:13px;color:var(--text-3);line-height:2;
}
@media (max-width:1024px){ .foot-grid{grid-template-columns:1fr 1fr;gap:30px} }
@media (max-width:560px){ .foot-grid{grid-template-columns:1fr} }

/* roulang page: article */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.035);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,.16);
  --line-strong:rgba(47,230,208,.45);
  --r-card:18px;
  --r-img:14px;
  --r-panel:22px;
  --r-input:12px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 620px at 6% -6%, rgba(47,230,208,.14), transparent 62%),
    radial-gradient(820px 620px at 96% 102%, rgba(124,92,255,.14), transparent 62%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(150,210,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(150,210,255,.03) 1px, transparent 1px);
  background-size:64px 64px;
}
header,main,footer{position:relative;z-index:1}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-deep)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ============ 导航 ============ */
header{position:fixed;top:14px;left:0;right:0;z-index:60;padding:0 20px}
.site-nav{
  position:relative;max-width:1180px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:14px;padding:0 10px 0 16px;
  border-radius:999px;border:1px solid var(--line);
  background:rgba(10,16,32,.62);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:background 240ms var(--ease), box-shadow 240ms var(--ease), border-color 240ms var(--ease);
}
.site-nav.scrolled{
  background:rgba(10,16,32,.85);
  border-color:rgba(47,230,208,.24);
  box-shadow:0 14px 40px -24px rgba(47,230,208,.55);
}
.logo{display:flex;align-items:center;gap:10px;flex:none;color:var(--text);text-decoration:none}
.logo-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#04121A;font-weight:800;font-size:17px;letter-spacing:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.12}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em}
.logo-text .l2{font-size:11px;color:var(--text-3);letter-spacing:.26em;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-links a{
  position:relative;padding:8px 11px;border-radius:999px;
  font-size:13.5px;color:var(--text-2);white-space:nowrap;
  transition:color 220ms var(--ease), background 220ms var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--text);padding-left:20px;background:rgba(47,230,208,.1)}
.nav-links a.active::before{
  content:"";position:absolute;left:9px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);
}
.nav-cta{margin-left:8px;flex:none}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;margin-left:auto;border-radius:50%;
  background:rgba(255,255,255,.06);border:1px solid var(--line);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;margin:0 auto;border-radius:2px;background:var(--text)}
.mobile-panel{
  display:none;position:fixed;inset:0;z-index:70;overflow-y:auto;
  padding:92px 22px 36px;
  background:rgba(7,11,22,.96);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
}
.mobile-panel.open{display:flex;flex-direction:column;gap:6px}
.mobile-panel a{
  display:flex;align-items:center;min-height:48px;padding:12px 16px;
  border-radius:14px;border:1px solid transparent;
  color:var(--text-2);font-size:16px;
}
.mobile-panel a:hover,.mobile-panel a.active{
  color:var(--text);background:rgba(255,255,255,.06);border-color:var(--line);
}
.mobile-panel .m-cta{
  justify-content:center;margin-top:14px;color:#05121A;border:none;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;
  font-size:14.5px;font-weight:600;line-height:1;cursor:pointer;text-decoration:none;
  transition:transform 220ms var(--ease), filter 220ms var(--ease), background 220ms var(--ease), border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.btn:active{transform:scale(.98)}
.btn-primary{
  background:linear-gradient(120deg,var(--primary),var(--secondary));
  color:#05121A;box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#05121A}
.btn-ghost{
  background:rgba(255,255,255,.05);color:var(--text);border-color:var(--line);
}
.btn-ghost:hover{background:rgba(47,230,208,.12);border-color:var(--line-strong);color:var(--text)}
.btn-sm{height:36px;padding:0 16px;font-size:13.5px}
.btn-lg{height:50px;padding:0 28px;font-size:15px}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;height:34px;
  color:var(--primary);font-size:14px;font-weight:600;
  border-bottom:1px solid transparent;transition:border-color 220ms var(--ease),color 220ms var(--ease);
}
.btn-link:hover{border-bottom-color:var(--primary);color:var(--primary)}

/* ============ 徽章与通用 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;width:max-content;
  padding:4px 10px;border-radius:6px;font-size:12px;line-height:1.5;
  background:rgba(47,230,208,.12);color:var(--primary);
  border:1px solid rgba(47,230,208,.25);
}
.badge-accent{background:rgba(255,95,162,.12);color:var(--accent);border-color:rgba(255,95,162,.28)}
.dot-sep{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:inline-block}

/* ============ 文章头部 ============ */
main{padding-top:0}
.article-head{
  position:relative;padding:158px 0 56px;overflow:hidden;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.article-head::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to bottom, rgba(7,11,22,.62), rgba(7,11,22,.94) 62%, var(--bg) 100%);
}
.article-head .wrap{position:relative;z-index:1}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:20px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .current{max-width:min(560px,70vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2)}
.article-title{
  font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:700;
  letter-spacing:-.01em;margin:16px 0 18px;max-width:960px;overflow-wrap:anywhere;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.meta-row .m-strong{color:var(--text-2)}

/* ============ 正文 ============ */
.article-section{padding:56px 0 24px}
.article-body{
  max-width:760px;margin:0 auto;
  font-size:17px;line-height:1.9;color:var(--text-2);
  overflow-wrap:anywhere;word-break:break-word;
}
.article-body p{margin:0 0 .9em;text-align:left}
.article-body h2{
  font-size:clamp(23px,3vw,30px);line-height:1.3;font-weight:700;color:var(--text);
  margin:1.9em 0 .75em;padding-left:14px;border-left:3px solid var(--primary);
}
.article-body h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--text);margin:1.6em 0 .6em}
.article-body h4{font-size:17px;font-weight:600;color:var(--text);margin:1.4em 0 .5em}
.article-body strong{color:var(--text);font-weight:600}
.article-body img{width:100%;height:auto;border-radius:var(--r-img);border:1px solid var(--line);margin:1.2em 0}
.article-body figure{margin:1.4em 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.article-body blockquote{
  margin:1.5em 0;padding:16px 22px;
  border-left:3px solid var(--primary);border-radius:0 14px 14px 0;
  background:rgba(255,255,255,.045);color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{margin:0 0 1em;padding-left:0;list-style:none}
.article-body ol{counter-reset:artnum}
.article-body li{position:relative;padding-left:22px;margin:.55em 0}
.article-body ul>li::before{
  content:"";position:absolute;left:3px;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--primary);
}
.article-body ol>li::before{
  counter-increment:artnum;content:counter(artnum)".";
  position:absolute;left:0;top:0;color:var(--primary);font-weight:600;font-size:15px;
}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:rgba(255,255,255,.05);color:var(--text);font-weight:600}
.article-body code{background:rgba(255,255,255,.07);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--primary)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2em 0}

.empty-state{
  max-width:760px;margin:0 auto;padding:44px 28px;text-align:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-panel);
}
.empty-state .empty-ico{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;
  background:rgba(47,230,208,.12);border:1px solid rgba(47,230,208,.28);
  color:var(--primary);font-size:22px;font-weight:700;
}
.empty-state h2{font-size:22px;color:var(--text);font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px}

/* ============ 相关推荐 ============ */
.related{padding:72px 0 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:28px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;color:var(--text)}
.section-head p{font-size:14px;color:var(--text-3);margin-top:6px}
.related-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:8px;-webkit-overflow-scrolling:touch;
}
.related-track::-webkit-scrollbar{display:none}
.rel-card{
  flex:0 0 300px;scroll-snap-align:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform 240ms var(--ease),border-color 240ms var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.rel-cover{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--bg-2)}
.rel-cover img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease)}
.rel-card:hover .rel-cover img{transform:scale(1.04)}
.rel-body{padding:16px 18px 18px}
.rel-body h3{font-size:16px;line-height:1.5;font-weight:600;color:var(--text);margin:10px 0 10px}
.rel-body h3 a{color:inherit}
.rel-body h3 a:hover{color:var(--primary)}
.rel-meta{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ============ 返回条 ============ */
.back-bar{padding:56px 0 88px}
.back-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 26px;border-radius:var(--r-panel);
  background:var(--surface);border:1px solid var(--line);
}
.back-inner p{font-size:14.5px;color:var(--text-2);max-width:520px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;padding:64px 0 32px;
  border-top:1px solid var(--line);
  background:linear-gradient(to bottom, rgba(11,18,32,.5), rgba(7,11,22,.9));
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg, transparent, var(--primary), transparent);opacity:.6;
}
.foot-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;
}
.foot-brand p{font-size:14px;color:var(--text-3);margin-top:14px;max-width:260px}
.foot-title{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px}
.foot-list{display:flex;flex-direction:column;gap:10px}
.foot-list a{font-size:14px;color:var(--text-2);transition:color 200ms var(--ease)}
.foot-list a:hover{color:var(--primary)}
.foot-info-row{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13.5px;color:var(--text-3);padding:5px 0;
}
.foot-info-row b{color:var(--text-2);font-weight:600}
.foot-dot{
  display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--primary);
  margin-right:7px;box-shadow:0 0 10px var(--primary);
}
.copyright{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  text-align:center;font-size:13px;color:var(--text-3);
}

@media (max-width:1024px){
  .wrap{padding:0 24px}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .article-head{padding:132px 0 44px}
}
@media (max-width:640px){
  body::after{display:none}
  .wrap{padding:0 20px}
  header{top:10px;padding:0 14px}
  .site-nav{height:58px;padding:0 8px 0 14px}
  .logo-mark{width:30px;height:30px;font-size:15px;border-radius:10px}
  .logo-text .l1{font-size:14px}
  .logo-text .l2{font-size:10px;letter-spacing:.2em}
  .article-head{padding:114px 0 36px}
  .article-body{font-size:16px;line-height:1.85}
  .article-section{padding:40px 0 16px}
  .related{padding:52px 0 0}
  .rel-card{flex:0 0 240px}
  .back-bar{padding:44px 0 64px}
  .back-inner{padding:18px 20px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
}

/* roulang page: category1 */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,0.055);
  --surface-2:rgba(255,255,255,0.09);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,0.16);
  --line-strong:rgba(47,230,208,0.45);
  --r-card:18px;
  --r-img:14px;
  --r-panel:22px;
  --r-pill:999px;
  --r-input:12px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(620px 520px at 6% 4%, rgba(47,230,208,.13), transparent 62%),
    radial-gradient(680px 560px at 96% 88%, rgba(124,92,255,.14), transparent 64%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(150,210,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(150,210,255,.03) 1px, transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t);}
a:hover{color:var(--primary);}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:700;letter-spacing:-.01em;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.25;font-weight:700;letter-spacing:-.01em;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}
main{position:relative;z-index:1;}

/* ---------- 悬浮胶囊导航 ---------- */
header{position:relative;z-index:120;}
.site-nav{
  position:fixed;
  top:14px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1180px;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 12px 0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(10,16,32,.62);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  z-index:120;
  transition:background var(--t),border-color var(--t),box-shadow var(--t);
}
.site-nav.is-scrolled{
  background:rgba(10,16,32,.86);
  border-color:var(--line-strong);
  box-shadow:0 12px 30px -18px rgba(47,230,208,.55);
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(140deg,var(--primary),var(--secondary));
  color:#06121A;
  font-weight:800;
  font-size:17px;
  letter-spacing:0;
  box-shadow:var(--glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1;}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em;}
.logo-text .l2{font-size:11px;color:var(--text-2);letter-spacing:.14em;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-links a{
  position:relative;
  font-size:14px;
  color:var(--text-2);
  padding:8px 10px;
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-links a.active{color:var(--text);font-weight:600;}
.nav-links a.active::before{
  content:"";
  position:absolute;
  left:50%;top:2px;
  transform:translateX(-50%);
  width:5px;height:5px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 10px rgba(47,230,208,.9);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  transition:transform var(--t),box-shadow var(--t),filter var(--t),background var(--t),border-color var(--t),color var(--t);
  white-space:nowrap;
}
.btn:active{transform:scale(.98);}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#05121A;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px -12px rgba(47,230,208,.75);color:#05121A;}
.btn-ghost{
  border:1px solid var(--line-strong);
  color:var(--primary);
  background:transparent;
}
.btn-ghost:hover{background:rgba(47,230,208,.12);color:var(--primary);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-xs{height:34px;padding:0 16px;font-size:13px;}
.nav-cta{margin-left:6px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  margin-left:auto;
  border-radius:12px;
  border:1px solid var(--line);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  transition:border-color var(--t),background var(--t);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--t),opacity var(--t);}
.nav-toggle:hover{border-color:var(--line-strong);background:rgba(47,230,208,.08);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-panel{
  position:fixed;
  inset:0;
  z-index:110;
  display:none;
  flex-direction:column;
  gap:4px;
  padding:104px 24px 40px;
  background:rgba(7,11,22,.97);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  overflow-y:auto;
}
.mobile-panel.open{display:flex;}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 16px;
  border-radius:12px;
  font-size:15px;
  color:var(--text-2);
  border:1px solid transparent;
}
.mobile-panel a:hover{background:rgba(255,255,255,.05);color:var(--text);}
.mobile-panel a.active{color:var(--primary);border-color:var(--line-strong);background:rgba(47,230,208,.08);}
.mobile-panel .m-cta{justify-content:center;margin-top:14px;color:#05121A;}

/* ---------- 页头区 ---------- */
.page-head{
  position:relative;
  padding:150px 0 84px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-head-bg{
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  opacity:.42;
  z-index:0;
}
.page-head::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:linear-gradient(180deg,rgba(7,11,22,.82) 0%,rgba(7,11,22,.93) 58%,rgba(7,11,22,.98) 100%);
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:26px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span[aria-current]{color:var(--text-2);}
.page-head-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:40px;
  align-items:end;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  padding:6px 12px;
  border-radius:6px;
  background:rgba(47,230,208,.12);
  color:var(--primary);
  border:1px solid rgba(47,230,208,.22);
}
.badge-accent{
  background:rgba(255,95,162,.12);
  color:var(--accent);
  border-color:rgba(255,95,162,.28);
}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 10px currentColor;}
.page-head h1{margin:18px 0 14px;}
.lede{color:var(--text-2);font-size:16px;max-width:640px;}
.stat-chip{
  min-width:210px;
  padding:20px 24px;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:var(--surface);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  text-align:left;
}
.stat-chip b{
  display:block;
  font-size:40px;
  line-height:1.1;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.stat-chip span{display:block;font-size:13px;color:var(--text-2);margin-top:4px;}
.stat-chip em{display:block;font-size:12px;color:var(--text-3);font-style:normal;margin-top:10px;line-height:1.6;}

/* ---------- 板块 ---------- */
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-head h2{margin-bottom:14px;}
.sec-head p{color:var(--text-2);font-size:16px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px;}
.link-more{font-size:14px;color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;transition:border-color var(--t),gap var(--t);}
.link-more:hover{gap:10px;border-bottom-color:var(--line-strong);}

/* 双列图文卡 */
.split-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.split-card{
  display:grid;
  grid-template-columns:minmax(0,212px) minmax(0,1fr);
  gap:22px;
  padding:20px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--surface);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.split-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.split-media{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-img);
  aspect-ratio:4/5;
  background:var(--bg-2);
}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--ease);}
.split-card:hover .split-media img{transform:scale(1.04);}
.split-body{min-width:0;display:flex;flex-direction:column;}
.tag{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  padding:3px 9px;
  border-radius:6px;
  background:rgba(47,230,208,.12);
  color:var(--primary);
  margin-bottom:12px;
  width:fit-content;
}
.split-body h3{margin-bottom:10px;font-size:19px;}
.split-body p{font-size:15px;color:var(--text-2);line-height:1.8;}
.check-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.check-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 8px rgba(47,230,208,.7);
}
.meta-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}

/* 提示面板 */
.notice{
  padding:40px;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(124,92,255,.10),rgba(47,230,208,.06) 55%,transparent);
}
.notice h2{font-size:clamp(22px,2.6vw,28px);margin-bottom:10px;}
.notice > p{color:var(--text-2);font-size:15px;max-width:760px;}
.notice-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:32px;
}
.notice-item{
  padding:22px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:rgba(11,18,32,.55);
  transition:border-color var(--t),transform var(--t);
}
.notice-item:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.notice-num{
  font-size:13px;
  font-weight:700;
  color:var(--primary);
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
}
.notice-item h3{font-size:17px;margin:10px 0 8px;}
.notice-item p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* FAQ */
.faq{display:flex;flex-direction:column;gap:12px;max-width:860px;}
.faq-item{
  border-radius:16px;
  border:1px solid var(--line);
  background:var(--surface);
  overflow:hidden;
  transition:border-color var(--t),background var(--t);
}
.faq-item.open{border-color:var(--line-strong);background:rgba(47,230,208,.045);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  text-align:left;
  padding:20px 22px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  position:relative;
  transition:color var(--t);
}
.faq-q:hover{color:var(--primary);}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%) scaleY(0);
  transform-origin:center;
  width:2px;height:60%;
  background:var(--primary);
  border-radius:2px;
  transition:transform var(--t);
}
.faq-item.open .faq-q::before{transform:translateY(-50%) scaleY(1);}
.chev{
  flex:0 0 auto;
  width:9px;height:9px;
  border-right:2px solid var(--text-3);
  border-bottom:2px solid var(--text-3);
  transform:rotate(45deg) translateY(-2px);
  transition:transform var(--t),border-color var(--t);
}
.faq-item.open .chev{transform:rotate(225deg) translateY(-2px);border-color:var(--primary);}
.faq-a{
  display:none;
  padding:0 22px 22px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}
.faq-item.open .faq-a{display:block;}

/* CTA 通栏 */
.cta-bar{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  padding:44px 48px;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(47,230,208,.10),rgba(124,92,255,.12));
  overflow:hidden;
}
.cta-bar::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);
}
.cta-bar h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:10px;}
.cta-bar p{color:var(--text-2);font-size:15px;max-width:560px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:40px;
  padding:72px 0 40px;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,var(--line-strong),transparent) 1;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.foot-brand p{margin-top:16px;font-size:14px;color:var(--text-3);max-width:240px;}
.foot-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:18px;letter-spacing:.02em;}
.foot-list{display:flex;flex-direction:column;gap:11px;font-size:14px;color:var(--text-2);}
.foot-list a{color:var(--text-2);}
.foot-list a:hover{color:var(--primary);}
.foot-info-row{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);}
.foot-info-row b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums;}
.foot-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px rgba(47,230,208,.8);margin-right:8px;vertical-align:middle;}
.copyright{
  text-align:center;
  font-size:13px;
  color:var(--text-3);
  padding-top:28px;
  border-top:1px solid var(--line);
  line-height:1.8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .site-nav{gap:12px;}
  .page-head{padding:130px 0 68px;}
  .page-head-grid{grid-template-columns:minmax(0,1fr);gap:28px;align-items:start;}
  .stat-chip{min-width:0;width:100%;max-width:340px;}
  .split-cards{grid-template-columns:minmax(0,1fr);}
  .notice-grid{grid-template-columns:minmax(0,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .wrap{padding:0 20px;}
  .section{padding:60px 0;}
  .section-tight{padding:44px 0;}
  .page-head{padding:118px 0 56px;}
  .split-card{grid-template-columns:minmax(0,1fr);gap:18px;}
  .split-media{aspect-ratio:16/10;}
  .notice{padding:26px;}
  .cta-bar{padding:30px 24px;}
  .cta-bar .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .sec-head-row{margin-bottom:28px;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .logo-text .l1{font-size:14px;}
  .logo-text .l2{font-size:10px;letter-spacing:.1em;}
  .logo-mark{width:30px;height:30px;flex-basis:30px;font-size:15px;}
  .site-nav{height:58px;padding:0 8px 0 14px;top:10px;}
  .mobile-panel{padding-top:92px;}
  .split-body h3{font-size:17px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a{padding:0 18px 18px;font-size:14px;}
  .badge{font-size:11px;padding:5px 10px;}
  .stat-chip b{font-size:34px;}
  .copyright{font-size:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}
@media (max-width:768px){
  body::after{display:none;}
}

/* roulang page: category2 */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,0.055);
  --surface-2:rgba(255,255,255,0.028);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,0.16);
  --line-strong:rgba(47,230,208,0.45);
  --radius-card:18px;
  --radius-img:14px;
  --radius-panel:22px;
  --radius-btn:999px;
  --radius-input:12px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms var(--ease);
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(760px 520px at 8% 0%,rgba(47,230,208,.13),transparent 62%),
    radial-gradient(820px 560px at 96% 92%,rgba(124,92,255,.13),transparent 66%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.03;
  background-image:linear-gradient(rgba(160,215,255,.9) 1px,transparent 1px),linear-gradient(90deg,rgba(160,215,255,.9) 1px,transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t)}
a:hover{color:var(--primary)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.25}
p{margin:0 0 .9em;color:var(--text-2)}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(47,230,208,.28);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
@media(max-width:640px){.wrap{padding:0 20px}}

/* ---------- 导航 ---------- */
header{position:relative;z-index:60}
.site-nav{
  position:fixed;top:14px;left:50%;transform:translateX(-50%);
  width:calc(100% - 48px);max-width:1180px;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 18px;
  border-radius:var(--radius-btn);
  background:rgba(10,16,32,.62);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
  z-index:80;
}
.site-nav.scrolled{background:rgba(10,16,32,.86);box-shadow:0 12px 34px -18px rgba(47,230,208,.55);border-color:var(--line-strong)}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo:hover{color:var(--text)}
.logo-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  font-size:16px;font-weight:700;color:#04121A;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  box-shadow:0 8px 22px -10px rgba(47,230,208,.75);
  flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.08;gap:2px}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em}
.logo-text .l2{font-size:11px;color:var(--text-3);letter-spacing:.16em}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links a{
  position:relative;padding:8px 11px;border-radius:var(--radius-btn);
  font-size:14px;color:var(--text-2);white-space:nowrap;transition:color var(--t),background var(--t);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::before{
  content:"";position:absolute;left:2px;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 8px rgba(47,230,208,.9);
}
.nav-cta{margin-left:6px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;margin-left:auto;border-radius:50%;
  border:1px solid var(--line);align-items:center;justify-content:center;flex-direction:column;gap:5px;
  background:rgba(255,255,255,.04);
}
.nav-toggle span{display:block;width:17px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--t),opacity var(--t)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{
  position:fixed;top:88px;left:50%;transform:translateX(-50%) translateY(-12px);
  width:calc(100% - 48px);max-width:1180px;
  background:rgba(9,14,28,.96);border:1px solid var(--line);
  border-radius:22px;padding:14px;
  display:flex;flex-direction:column;gap:2px;
  z-index:79;opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity var(--t),transform var(--t),visibility var(--t);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  max-height:calc(100vh - 120px);overflow-y:auto;
}
.mobile-panel.open{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.mobile-panel a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--text-2);
}
.mobile-panel a:hover,.mobile-panel a.active{background:rgba(47,230,208,.1);color:var(--text)}
.mobile-panel .m-cta{margin-top:10px;justify-content:center;color:#04121A;font-weight:600}
@media(max-width:1080px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
}
@media(max-width:640px){
  .site-nav{width:calc(100% - 28px);height:58px;padding:0 10px 0 14px}
  .mobile-panel{width:calc(100% - 28px);top:82px}
  .logo-text .l1{font-size:14px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform 200ms var(--ease),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t),filter var(--t);
}
.btn:active{transform:scale(.98)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-xs{height:34px;padding:0 16px;font-size:13px}
.btn-primary{
  background:linear-gradient(120deg,var(--primary) 0%,#4DD9E8 46%,var(--secondary) 100%);
  color:#04121A;box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px -10px rgba(47,230,208,.72);color:#04121A}
.btn-ghost{
  background:rgba(255,255,255,.04);border:1px solid var(--line-strong);color:var(--text);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{background:rgba(47,230,208,.12);color:var(--text);border-color:var(--primary)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600;
  border-bottom:1px solid transparent;transition:border-color var(--t),gap var(--t);
}
.btn-text:hover{border-bottom-color:var(--primary);gap:10px;color:var(--primary)}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;padding:132px 0 64px;overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(7,11,22,.62) 0%,rgba(7,11,22,.9) 62%,rgba(7,11,22,.99) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  z-index:0;
}
.page-hero .wrap{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--text-3);margin-bottom:24px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.5}
.crumb .cur{color:var(--text-2)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(255,95,162,.12);border:1px solid rgba(255,95,162,.34);
  color:#FFB7D3;font-size:12.5px;letter-spacing:.04em;margin-bottom:18px;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:end}
h1{font-size:clamp(30px,5vw,50px);line-height:1.15;letter-spacing:-.01em;font-weight:700;margin-bottom:16px}
h1 .hl{color:var(--primary)}
.hero-lead{font-size:16.5px;color:var(--text-2);max-width:640px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.stat-badge{
  border-radius:var(--radius-panel);border:1px solid var(--line);
  background:rgba(11,18,32,.7);backdrop-filter:blur(12px);
  padding:20px 22px;text-align:left;
}
.stat-badge .num{font-size:34px;font-weight:700;line-height:1;color:var(--primary);font-variant-numeric:tabular-nums}
.stat-badge .num small{font-size:14px;color:var(--text-2);font-weight:500;margin-left:4px}
.stat-badge .cap{font-size:13px;color:var(--text-3);margin-top:10px;line-height:1.6}
.stat-badge hr{border:0;border-top:1px solid var(--line);margin:14px 0}
.stat-badge .row{display:flex;justify-content:space-between;font-size:13px;color:var(--text-3)}
.stat-badge .row b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums}
@media(max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:28px;align-items:start}
  .stat-badge{max-width:340px}
}
@media(max-width:640px){
  .page-hero{padding:108px 0 48px}
  h1{font-size:clamp(27px,7vw,34px)}
  .hero-actions .btn{width:100%}
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0;position:relative;z-index:1}
@media(max-width:1023px){.section{padding:68px 0}}
@media(max-width:640px){.section{padding:56px 0}}
.sec-head{margin-bottom:36px;max-width:760px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.16em;
  color:var(--primary);text-transform:uppercase;margin-bottom:12px;font-weight:600;
}
.sec-kicker::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary)}
h2{font-size:clamp(24px,3vw,34px);line-height:1.28;margin-bottom:14px}
.sec-desc{font-size:15.5px;color:var(--text-2);max-width:680px}

/* ---------- 核对范围图文条 ---------- */
.scope{
  display:grid;grid-template-columns:1.05fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--radius-panel);
  background:rgba(255,255,255,.028);overflow:hidden;
}
.scope-figure{position:relative;min-height:300px;overflow:hidden}
.scope-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 600ms var(--ease)}
.scope:hover .scope-figure img{transform:scale(1.04)}
.scope-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,11,22,.15),rgba(7,11,22,.72));
}
.scope-body{padding:38px 40px;display:flex;flex-direction:column;justify-content:center;gap:16px}
.scope-body h3{font-size:21px}
.scope-list li{
  display:flex;gap:12px;padding:9px 0;font-size:14.5px;color:var(--text-2);
  border-bottom:1px dashed rgba(150,210,255,.12);
}
.scope-list li:last-child{border-bottom:0}
.scope-list .mk{
  flex-shrink:0;width:20px;height:20px;border-radius:6px;display:grid;place-items:center;
  font-size:11px;font-weight:700;color:#04121A;background:rgba(47,230,208,.85);margin-top:3px;
}
@media(max-width:1023px){
  .scope{grid-template-columns:1fr}
  .scope-figure{min-height:220px}
  .scope-body{padding:28px 24px}
}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:44px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:13px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary) 0%,rgba(124,92,255,.6) 62%,rgba(47,230,208,.05) 100%);
}
.tl-item{
  position:relative;margin-bottom:16px;padding:24px 26px;
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:rgba(255,255,255,.038);
  transition:transform var(--t),border-color var(--t),background var(--t),box-shadow var(--t);
}
.tl-item::before{
  content:"";position:absolute;left:-37px;top:30px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(47,230,208,.12);
  transition:background var(--t),box-shadow var(--t);
}
.tl-item:hover{transform:translateY(-4px);border-color:var(--line-strong);background:rgba(255,255,255,.055);box-shadow:var(--shadow)}
.tl-item:hover::before{background:var(--primary);box-shadow:0 0 0 6px rgba(47,230,208,.16)}
.tl-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.tl-num{
  font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--primary);
  border:1px solid var(--line-strong);border-radius:999px;padding:2px 10px;
  font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:19px;line-height:1.42;flex:1 1 220px;min-width:0}
.tl-item p{font-size:15px;margin-bottom:12px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:6px;
  font-size:12px;background:rgba(47,230,208,.12);color:var(--primary);border:1px solid rgba(47,230,208,.2);
}
.tag.violet{background:rgba(124,92,255,.14);color:#C0B2FF;border-color:rgba(124,92,255,.3)}
.tag.pink{background:rgba(255,95,162,.13);color:#FFB7D3;border-color:rgba(255,95,162,.3)}
@media(max-width:640px){
  .timeline{padding-left:30px}
  .timeline::before{left:8px}
  .tl-item{padding:20px 18px}
  .tl-item::before{left:-29px;top:26px;width:12px;height:12px}
  .tl-item h3{font-size:17px}
}

/* ---------- 优先级卡片 ---------- */
.prio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.prio{
  position:relative;padding:26px 24px;border-radius:var(--radius-card);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
  overflow:hidden;
}
.prio::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(180deg,rgba(255,255,255,.05),transparent 46%);
}
.prio:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.prio.high{border-color:rgba(255,95,162,.38)}
.prio.high:hover{border-color:rgba(255,95,162,.7)}
.prio.mid{border-color:rgba(124,92,255,.36)}
.prio.mid:hover{border-color:rgba(124,92,255,.68)}
.prio.low{border-color:rgba(47,230,208,.3)}
.prio.low:hover{border-color:rgba(47,230,208,.62)}
.prio-label{font-size:12px;letter-spacing:.1em;font-weight:700;margin-bottom:12px;display:inline-block}
.prio.high .prio-label{color:var(--accent)}
.prio.mid .prio-label{color:#C0B2FF}
.prio.low .prio-label{color:var(--primary)}
.prio h3{font-size:19px;margin-bottom:10px}
.prio p{font-size:14.5px;line-height:1.8}
.prio .meta{
  margin-top:16px;padding-top:14px;border-top:1px solid rgba(150,210,255,.12);
  font-size:12.5px;color:var(--text-3);display:flex;justify-content:space-between;gap:10px;
}
.prio .meta b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums}
@media(max-width:1023px){.prio-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:880px}
.faq-item{
  position:relative;border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.04);overflow:hidden;
  transition:border-color var(--t),background var(--t);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:var(--primary);opacity:0;transition:opacity var(--t);
}
.faq-item.open{border-color:var(--line-strong);background:rgba(47,230,208,.06)}
.faq-item.open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16.5px;font-weight:600;color:var(--text);
  line-height:1.5;transition:color var(--t);
}
.faq-q:hover{color:var(--primary)}
.chev{
  position:relative;flex-shrink:0;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);transition:transform var(--t),border-color var(--t),background var(--t);
}
.chev::before,.chev::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--text-2);border-radius:2px;
  transform:translate(-50%,-50%);transition:background var(--t);
}
.chev::before{width:9px;height:1.5px}
.chev::after{width:1.5px;height:9px}
.faq-item.open .chev{transform:rotate(180deg);border-color:var(--line-strong);background:rgba(47,230,208,.12)}
.faq-item.open .chev::after{opacity:0}
.faq-item.open .chev::before{background:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 320ms var(--ease)}
.faq-a-inner{padding:0 24px 22px;font-size:15px;color:var(--text-2);line-height:1.85}
.faq-a-inner p{margin-bottom:.7em}
.faq-a-inner p:last-child{margin-bottom:0}
@media(max-width:640px){
  .faq-q{padding:17px 18px;font-size:15.5px}
  .faq-a-inner{padding:0 18px 18px}
}

/* ---------- CTA ---------- */
.cta-banner{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius-panel);
  background:linear-gradient(120deg,rgba(47,230,208,.1) 0%,rgba(124,92,255,.12) 60%,rgba(255,95,162,.08) 100%),rgba(11,18,32,.66);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  backdrop-filter:blur(12px);
}
.cta-banner::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);
}
.cta-banner h2{font-size:clamp(21px,2.6vw,28px);margin-bottom:10px}
.cta-banner p{font-size:15px;color:var(--text-2);max-width:560px}
@media(max-width:768px){
  .cta-banner{padding:32px 24px;flex-direction:column;align-items:flex-start}
  .cta-banner .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;z-index:1;margin-top:24px;
  border-top:1px solid transparent;
  background:linear-gradient(180deg,rgba(11,18,32,.4),rgba(7,11,22,.96));
  padding:64px 0 28px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,230,208,.55),rgba(124,92,255,.45),transparent);
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.foot-brand p{font-size:14px;color:var(--text-3);margin-top:16px;max-width:250px}
.foot-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.02em}
.foot-list{display:flex;flex-direction:column;gap:11px;font-size:14px}
.foot-list a{color:var(--text-3)}
.foot-list a:hover{color:var(--primary)}
.foot-info-row{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--text-3);font-size:13.5px}
.foot-info-row b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums}
.foot-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--primary);margin-right:7px;box-shadow:0 0 8px rgba(47,230,208,.85);vertical-align:middle}
.copyright{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(150,210,255,.1);
  text-align:center;font-size:13px;color:var(--text-3);
}
@media(max-width:1023px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){
  .site-footer{padding:48px 0 24px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
}
@media(max-width:640px){
  body::after{display:none}
}

/* roulang page: category3 */
:root{
    --bg:#070B16;
    --bg-2:#0B1220;
    --surface:rgba(255,255,255,0.055);
    --surface-2:rgba(255,255,255,0.09);
    --primary:#2FE6D0;
    --primary-deep:#16B7A6;
    --secondary:#7C5CFF;
    --accent:#FF5FA2;
    --text:#EEF3FB;
    --text-2:#A7B3C9;
    --text-3:#6B7891;
    --line:rgba(150,210,255,0.16);
    --line-strong:rgba(47,230,208,0.45);
    --radius-card:18px;
    --radius-img:14px;
    --radius-panel:22px;
    --radius-btn:999px;
    --radius-input:12px;
    --shadow:0 18px 50px rgba(0,0,0,.45);
    --glow:0 10px 34px -10px rgba(47,230,208,.5);
    --ease:cubic-bezier(.22,.61,.36,1);
    --t:240ms var(--ease);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    font-weight:400;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    pointer-events:none;
    background:
      radial-gradient(720px 520px at 6% 0%,rgba(47,230,208,.13),transparent 62%),
      radial-gradient(760px 560px at 96% 92%,rgba(124,92,255,.13),transparent 64%);
  }
  body::after{
    content:"";
    position:fixed;
    inset:0;
    z-index:0;
    pointer-events:none;
    opacity:.03;
    background-image:
      linear-gradient(to right,rgba(150,210,255,.9) 1px,transparent 1px),
      linear-gradient(to bottom,rgba(150,210,255,.9) 1px,transparent 1px);
    background-size:64px 64px;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0}
  ul,ol{padding:0;list-style:none}
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%;height:auto}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  ::selection{background:rgba(47,230,208,.28);color:#fff}
  a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
    outline:2px solid var(--primary);
    outline-offset:2px;
    border-radius:8px;
  }
  .wrap{
    position:relative;
    z-index:1;
    width:100%;
    max-width:1200px;
    margin:0 auto;
    padding:0 22px;
  }
  @media (min-width:1024px){.wrap{padding:0 32px}}

  /* ---------- 悬浮胶囊导航 ---------- */
  header{position:relative;z-index:70}
  .site-nav{
    position:fixed;
    top:14px;
    left:50%;
    transform:translateX(-50%);
    width:calc(100% - 28px);
    max-width:1180px;
    height:64px;
    display:flex;
    align-items:center;
    gap:12px;
    padding:0 12px 0 16px;
    border-radius:var(--radius-btn);
    border:1px solid var(--line);
    background:rgba(10,16,32,.62);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    transition:background var(--t),box-shadow var(--t),border-color var(--t);
    z-index:80;
  }
  .site-nav.scrolled{
    background:rgba(10,16,32,.86);
    border-color:var(--line-strong);
    box-shadow:0 12px 34px -18px rgba(47,230,208,.55),var(--shadow);
  }
  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex:0 0 auto;
  }
  .logo-mark{
    display:grid;
    place-items:center;
    width:34px;
    height:34px;
    border-radius:11px;
    background:linear-gradient(135deg,var(--primary),var(--secondary));
    color:#04121A;
    font-weight:700;
    font-size:16px;
    letter-spacing:0;
    box-shadow:var(--glow);
  }
  .logo-text{display:flex;flex-direction:column;line-height:1.12}
  .logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em}
  .logo-text .l2{font-size:11px;font-weight:500;color:var(--text-3);letter-spacing:.16em}
  .nav-links{
    display:none;
    align-items:center;
    gap:4px;
    margin-left:auto;
    min-width:0;
  }
  .nav-links a{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:38px;
    padding:0 12px;
    border-radius:var(--radius-btn);
    font-size:14px;
    color:var(--text-2);
    white-space:nowrap;
    transition:color var(--t),background var(--t);
  }
  .nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
  .nav-links a.active{color:var(--text);font-weight:600}
  .nav-links a.active::before{
    content:"";
    width:6px;height:6px;
    border-radius:50%;
    background:var(--primary);
    box-shadow:0 0 10px rgba(47,230,208,.85);
    margin-right:7px;
  }
  .nav-cta{display:none}
  .nav-toggle{
    margin-left:auto;
    display:inline-flex;
    flex-direction:column;
    justify-content:center;
    gap:5px;
    width:44px;
    height:44px;
    padding:0 11px;
    border-radius:var(--radius-btn);
    border:1px solid var(--line);
    background:rgba(255,255,255,.05);
    transition:border-color var(--t),background var(--t);
  }
  .nav-toggle:hover{border-color:var(--line-strong)}
  .nav-toggle span{
    display:block;
    height:2px;
    border-radius:2px;
    background:var(--text);
    transition:transform var(--t),opacity var(--t);
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  .mobile-panel{
    position:fixed;
    inset:88px 14px auto 14px;
    display:none;
    flex-direction:column;
    gap:6px;
    padding:18px;
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    background:rgba(8,13,26,.94);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    box-shadow:var(--shadow);
    z-index:75;
    max-height:calc(100vh - 110px);
    overflow-y:auto;
  }
  .mobile-panel.open{display:flex}
  .mobile-panel a{
    display:flex;
    align-items:center;
    min-height:48px;
    padding:0 14px;
    border-radius:14px;
    font-size:15px;
    color:var(--text-2);
    border:1px solid transparent;
    transition:color var(--t),background var(--t),border-color var(--t);
  }
  .mobile-panel a:hover{color:var(--text);background:rgba(255,255,255,.06)}
  .mobile-panel a.active{
    color:var(--text);
    font-weight:600;
    background:rgba(47,230,208,.09);
    border-color:var(--line-strong);
  }
  .mobile-panel .m-cta{
    justify-content:center;
    min-height:46px;
    margin-top:8px;
    font-weight:700;
    color:#04121A;
  }
  @media (min-width:1024px){
    .nav-links{display:flex}
    .nav-cta{display:inline-flex;margin-left:8px}
    .nav-toggle{display:none}
    .mobile-panel{display:none !important}
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:44px;
    padding:0 24px;
    border-radius:var(--radius-btn);
    font-size:15px;
    font-weight:600;
    letter-spacing:.01em;
    border:1px solid transparent;
    transition:transform var(--t),filter var(--t),background var(--t),border-color var(--t),box-shadow var(--t),color var(--t);
    white-space:nowrap;
  }
  .btn:active{transform:scale(.98)}
  .btn-primary{
    background:linear-gradient(120deg,var(--primary) 0%,#49D8E8 45%,var(--secondary) 100%);
    color:#04121A;
    box-shadow:var(--glow);
  }
  .btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px -10px rgba(47,230,208,.72)}
  .btn-ghost{
    background:rgba(255,255,255,.04);
    border-color:var(--line-strong);
    color:var(--text);
  }
  .btn-ghost:hover{background:rgba(47,230,208,.12)}
  .btn-sm{height:40px;padding:0 20px;font-size:14px}
  .btn-xs{height:34px;padding:0 16px;font-size:13px}
  .link-text{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--primary);
    font-size:14px;
    font-weight:600;
    transition:color var(--t),transform var(--t);
  }
  .link-text:hover{color:#7df2e4;transform:translateX(2px)}

  /* ---------- 主体 ---------- */
  main{position:relative;z-index:1;padding-top:104px}
  .section{padding:56px 0}
  @media (min-width:1024px){.section{padding:88px 0}}
  .sec-head{
    display:flex;
    flex-wrap:wrap;
    align-items:flex-end;
    justify-content:space-between;
    gap:16px;
    margin-bottom:28px;
  }
  .sec-title{
    font-size:clamp(24px,3vw,34px);
    line-height:1.25;
    font-weight:700;
    letter-spacing:-.01em;
  }
  .sec-desc{
    margin-top:10px;
    max-width:640px;
    color:var(--text-2);
    font-size:15px;
    line-height:1.8;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    height:28px;
    padding:0 12px;
    border-radius:var(--radius-btn);
    border:1px solid var(--line-strong);
    background:rgba(47,230,208,.1);
    color:var(--primary);
    font-size:12px;
    letter-spacing:.08em;
    margin-bottom:16px;
  }
  .eyebrow::before{
    content:"";
    width:6px;height:6px;border-radius:50%;
    background:var(--primary);
    box-shadow:0 0 8px rgba(47,230,208,.9);
  }

  .breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--text-3);
    margin-bottom:20px;
  }
  .breadcrumb a{color:var(--text-2);transition:color var(--t)}
  .breadcrumb a:hover{color:var(--primary)}
  .breadcrumb .sep{color:var(--text-3)}
  .breadcrumb .cur{color:var(--text)}

  /* ---------- 页头 ---------- */
  .page-head{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    background-image:
      linear-gradient(180deg,rgba(7,11,22,.66) 0%,rgba(7,11,22,.93) 100%),
      url('/assets/images/backpic/back-1.webp');
    background-size:cover;
    background-position:center;
    padding:36px 24px;
    display:grid;
    grid-template-columns:1fr;
    gap:28px;
    box-shadow:var(--shadow);
  }
  @media (min-width:768px){.page-head{padding:46px 40px;grid-template-columns:1fr auto;align-items:center}}
  .page-head h1{
    font-size:clamp(30px,5vw,50px);
    line-height:1.15;
    font-weight:700;
    letter-spacing:-.01em;
  }
  .page-head .lead{
    margin-top:16px;
    max-width:620px;
    color:var(--text-2);
    font-size:16px;
    line-height:1.8;
  }
  .page-head .head-tags{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:22px;
  }
  .tag{
    display:inline-flex;
    align-items:center;
    gap:7px;
    height:30px;
    padding:0 13px;
    border-radius:var(--radius-btn);
    border:1px solid var(--line);
    background:rgba(255,255,255,.05);
    font-size:13px;
    color:var(--text-2);
  }
  .tag i{
    width:6px;height:6px;border-radius:50%;
    background:var(--primary);
    display:inline-block;
  }
  .stat-badge{
    align-self:start;
    min-width:180px;
    padding:20px 22px;
    border-radius:var(--radius-card);
    border:1px solid var(--line-strong);
    background:rgba(47,230,208,.07);
    text-align:left;
  }
  .stat-badge .num{
    display:block;
    font-size:32px;
    line-height:1.2;
    font-weight:700;
    color:var(--primary);
    font-variant-numeric:tabular-nums;
  }
  .stat-badge .lab{font-size:13px;color:var(--text-2);margin-top:4px}
  .stat-badge .sub{
    margin-top:12px;
    padding-top:12px;
    border-top:1px solid var(--line);
    font-size:12px;
    color:var(--text-3);
    font-variant-numeric:tabular-nums;
  }

  /* ---------- 筛选胶囊 ---------- */
  .chip-row{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:26px;
  }
  .chip{
    display:inline-flex;
    align-items:center;
    height:36px;
    padding:0 16px;
    border-radius:var(--radius-btn);
    border:1px solid var(--line);
    background:rgba(255,255,255,.04);
    color:var(--text-2);
    font-size:13px;
    transition:color var(--t),background var(--t),border-color var(--t),transform var(--t);
  }
  .chip:hover{color:var(--text);border-color:var(--line-strong);transform:translateY(-2px)}
  .chip.is-on{
    color:var(--primary);
    background:rgba(47,230,208,.13);
    border-color:var(--line-strong);
    font-weight:600;
  }

  /* ---------- 玻璃卡片网格 ---------- */
  .card-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:18px;
  }
  @media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,1fr)}}
  .glass-card{
    position:relative;
    display:flex;
    flex-direction:column;
    border-radius:var(--radius-card);
    border:1px solid var(--line);
    background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    overflow:hidden;
    transition:transform var(--t),border-color var(--t),box-shadow var(--t);
  }
  .glass-card:hover{
    transform:translateY(-4px);
    border-color:var(--line-strong);
    box-shadow:var(--shadow);
  }
  .glass-card::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:2px;
    background:linear-gradient(90deg,var(--primary),transparent 70%);
    opacity:.7;
  }
  .glass-card.rarity-violet::before{background:linear-gradient(90deg,var(--secondary),transparent 70%)}
  .glass-card.rarity-pink::before{background:linear-gradient(90deg,var(--accent),transparent 70%)}
  .card-media{
    aspect-ratio:16/10;
    overflow:hidden;
    background:#0A1020;
  }
  .card-media img{
    width:100%;height:100%;object-fit:cover;
    transition:transform 260ms var(--ease);
  }
  .glass-card:hover .card-media img{transform:scale(1.04)}
  .card-body{padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1}
  .card-badge{
    align-self:flex-start;
    display:inline-flex;
    align-items:center;
    height:24px;
    padding:0 10px;
    border-radius:6px;
    font-size:12px;
    letter-spacing:.02em;
    color:var(--primary);
    background:rgba(47,230,208,.12);
  }
  .card-badge.violet{color:#B9A8FF;background:rgba(124,92,255,.16)}
  .card-badge.pink{color:#FF9CC4;background:rgba(255,95,162,.16)}
  .glass-card h3{
    font-size:19px;
    line-height:1.45;
    font-weight:600;
  }
  .glass-card p{
    font-size:14px;
    line-height:1.75;
    color:var(--text-2);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .card-foot{
    margin-top:auto;
    padding-top:12px;
    border-top:1px solid var(--line);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    font-size:12px;
    color:var(--text-3);
    font-variant-numeric:tabular-nums;
  }

  /* ---------- 步骤 ---------- */
  .steps{
    display:grid;
    grid-template-columns:1fr;
    gap:14px;
  }
  @media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
  .step{
    position:relative;
    padding:22px 20px;
    border-radius:var(--radius-card);
    border:1px solid var(--line);
    background:var(--surface);
    transition:border-color var(--t),transform var(--t);
  }
  .step:hover{border-color:var(--line-strong);transform:translateY(-4px)}
  .step .idx{
    display:inline-grid;
    place-items:center;
    width:30px;height:30px;
    border-radius:9px;
    background:rgba(47,230,208,.14);
    color:var(--primary);
    font-size:13px;
    font-weight:700;
    font-variant-numeric:tabular-nums;
    margin-bottom:12px;
  }
  .step h3{font-size:17px;font-weight:600;margin-bottom:8px}
  .step p{font-size:14px;line-height:1.75;color:var(--text-2)}

  /* ---------- 图文清单 ---------- */
  .split{
    display:grid;
    grid-template-columns:1fr;
    gap:24px;
    align-items:stretch;
  }
  @media (min-width:1024px){.split{grid-template-columns:1fr 1fr;gap:32px}}
  .figure-panel{
    position:relative;
    border-radius:var(--radius-panel);
    overflow:hidden;
    border:1px solid var(--line);
    min-height:280px;
    background:#0A1020;
  }
  .figure-panel img{width:100%;height:100%;object-fit:cover;min-height:280px}
  .figure-panel .cap{
    position:absolute;
    left:0;right:0;bottom:0;
    padding:18px 20px;
    background:linear-gradient(to top,rgba(7,11,22,.95),rgba(7,11,22,0));
    font-size:13px;
    color:var(--text-2);
  }
  .panel{
    padding:26px 22px;
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    background:var(--surface);
  }
  @media (min-width:768px){.panel{padding:32px}}
  .check-list{display:flex;flex-direction:column;gap:14px;margin-top:20px}
  .check-list li{
    display:grid;
    grid-template-columns:22px 1fr;
    gap:12px;
    font-size:15px;
    line-height:1.75;
    color:var(--text-2);
  }
  .check-list li b{color:var(--text);font-weight:600;display:block;margin-bottom:2px}
  .check-list .dot{
    width:22px;height:22px;
    margin-top:2px;
    border-radius:50%;
    display:grid;place-items:center;
    background:rgba(47,230,208,.14);
    color:var(--primary);
    font-size:12px;
    font-weight:700;
  }

  /* ---------- 对照表 ---------- */
  .table-wrap{
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    background:var(--surface);
    overflow:hidden;
  }
  .table-scroll{overflow-x:auto}
  table{width:100%;border-collapse:collapse;min-width:620px}
  thead th{
    text-align:left;
    padding:16px 20px;
    font-size:13px;
    font-weight:600;
    letter-spacing:.04em;
    color:var(--text-3);
    background:rgba(255,255,255,.04);
    border-bottom:1px solid var(--line);
    white-space:nowrap;
  }
  tbody td{
    padding:16px 20px;
    font-size:14px;
    color:var(--text-2);
    border-bottom:1px solid var(--line);
    font-variant-numeric:tabular-nums;
  }
  tbody tr:last-child td{border-bottom:0}
  tbody tr{transition:background var(--t)}
  tbody tr:hover{background:rgba(47,230,208,.05)}
  tbody td strong{color:var(--text);font-weight:600}
  .pill{
    display:inline-flex;
    align-items:center;
    height:24px;
    padding:0 10px;
    border-radius:6px;
    font-size:12px;
    color:var(--primary);
    background:rgba(47,230,208,.12);
  }

  /* ---------- 提示条 ---------- */
  .notice{
    display:grid;
    grid-template-columns:1fr;
    gap:20px;
    padding:26px 22px;
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    border-left:3px solid var(--primary);
    background:linear-gradient(120deg,rgba(47,230,208,.08),rgba(124,92,255,.06));
  }
  @media (min-width:768px){.notice{grid-template-columns:1.1fr 1fr;gap:28px;padding:30px 32px}}
  .notice h2{font-size:clamp(20px,2.4vw,26px);line-height:1.35;font-weight:700}
  .notice p{margin-top:12px;font-size:15px;line-height:1.85;color:var(--text-2)}
  .notice ul{display:flex;flex-direction:column;gap:12px}
  .notice ul li{
    display:flex;
    gap:10px;
    font-size:14px;
    line-height:1.7;
    color:var(--text-2);
  }
  .notice ul li::before{
    content:"";
    flex:0 0 auto;
    width:7px;height:7px;
    margin-top:8px;
    border-radius:50%;
    background:var(--accent);
  }

  /* ---------- FAQ ---------- */
  .faq-list{display:flex;flex-direction:column;gap:12px}
  .faq-item{
    border-radius:16px;
    border:1px solid var(--line);
    background:var(--surface);
    overflow:hidden;
    transition:border-color var(--t),background var(--t);
  }
  .faq-item:hover{border-color:rgba(150,210,255,.3)}
  .faq-item.open{border-color:var(--line-strong);background:rgba(47,230,208,.055)}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 20px;
    text-align:left;
    font-size:16px;
    font-weight:600;
    line-height:1.6;
    position:relative;
  }
  .faq-q .arrow{
    flex:0 0 auto;
    width:26px;height:26px;
    display:grid;place-items:center;
    border-radius:50%;
    border:1px solid var(--line);
    color:var(--text-2);
    font-size:11px;
    transition:transform var(--t),color var(--t),border-color var(--t);
  }
  .faq-item.open .faq-q .arrow{transform:rotate(180deg);color:var(--primary);border-color:var(--line-strong)}
  .faq-item.open .faq-q::before{
    content:"";
    position:absolute;
    left:0;top:14px;bottom:14px;
    width:2px;
    border-radius:2px;
    background:var(--primary);
  }
  .faq-a{
    display:none;
    padding:0 20px 20px;
    font-size:15px;
    line-height:1.85;
    color:var(--text-2);
  }
  .faq-item.open .faq-a{display:block}

  /* ---------- CTA ---------- */
  .cta-banner{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-panel);
    border:1px solid var(--line);
    background:linear-gradient(120deg,rgba(47,230,208,.11),rgba(124,92,255,.12));
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    padding:32px 24px;
    display:grid;
    grid-template-columns:1fr;
    gap:22px;
    align-items:center;
  }
  @media (min-width:768px){.cta-banner{grid-template-columns:1fr auto;padding:40px 44px}}
  .cta-banner::after{
    content:"";
    position:absolute;
    left:0;right:0;bottom:0;
    height:1px;
    background:linear-gradient(90deg,transparent,var(--primary),transparent);
  }
  .cta-banner h2{font-size:clamp(22px,2.8vw,30px);line-height:1.3;font-weight:700}
  .cta-banner p{margin-top:10px;color:var(--text-2);font-size:15px;line-height:1.8;max-width:560px}

  /* ---------- 页脚 ---------- */
  .site-footer{
    position:relative;
    z-index:1;
    margin-top:64px;
    padding-top:56px;
    border-top:1px solid transparent;
    background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(7,11,22,0)) padding-box;
  }
  .site-footer::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:1px;
    background:linear-gradient(90deg,transparent,rgba(47,230,208,.55),rgba(124,92,255,.5),transparent);
  }
  .foot-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
    padding-bottom:40px;
  }
  @media (min-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
  @media (min-width:1024px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
  .foot-brand p{
    margin-top:14px;
    font-size:13px;
    color:var(--text-3);
    max-width:240px;
    line-height:1.8;
  }
  .foot-title{
    font-size:13px;
    font-weight:600;
    letter-spacing:.1em;
    color:var(--text);
    margin-bottom:14px;
  }
  .foot-list{display:flex;flex-direction:column;gap:10px}
  .foot-list a{
    font-size:14px;
    color:var(--text-2);
    transition:color var(--t),transform var(--t);
    width:fit-content;
  }
  .foot-list a:hover{color:var(--primary);transform:translateX(3px)}
  .foot-info-row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    font-size:13px;
    color:var(--text-3);
  }
  .foot-info-row b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums}
  .foot-dot{
    display:inline-block;
    width:6px;height:6px;
    border-radius:50%;
    background:var(--primary);
    box-shadow:0 0 8px rgba(47,230,208,.8);
    margin-right:6px;
  }
  .copyright{
    text-align:center;
    font-size:13px;
    color:var(--text-3);
    padding:22px 0 34px;
    border-top:1px solid var(--line);
    line-height:1.8;
  }
  @media (max-width:639px){
    body::after{display:none}
    .page-head{padding:30px 20px}
    .stat-badge{min-width:0;width:100%}
  }

/* roulang page: category4 */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.085);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,.16);
  --line-strong:rgba(47,230,208,.45);
  --r-card:18px;
  --r-img:14px;
  --r-panel:22px;
  --r-pill:999px;
  --r-input:12px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --t:260ms cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(720px 520px at 8% 4%,rgba(47,230,208,.13),transparent 68%),
    radial-gradient(760px 560px at 92% 88%,rgba(124,92,255,.12),transparent 70%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(to right,rgba(150,210,255,.03) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(150,210,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.9;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t)}
button{font-family:inherit;font-size:inherit;color:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(47,230,208,.28);color:#03110F}

.wrap{max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:1}
.container{max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ============ 导航 ============ */
header{position:relative;z-index:80}
.site-nav{
  position:fixed;
  top:14px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1180px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:0 10px 0 16px;
  border-radius:var(--r-pill);
  background:rgba(10,16,32,.62);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  z-index:90;
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.site-nav.scrolled{
  background:rgba(10,16,32,.86);
  border-color:var(--line-strong);
  box-shadow:0 12px 40px -18px rgba(47,230,208,.55);
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(145deg,rgba(47,230,208,.22),rgba(124,92,255,.22));
  border:1px solid var(--line-strong);
  color:var(--primary);
  font-weight:700;
  font-size:18px;
  letter-spacing:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.02em;color:var(--text)}
.logo-text .l2{font-size:11px;letter-spacing:.16em;color:var(--text-3);margin-top:4px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;
  padding:9px 12px;
  font-size:14px;
  color:var(--text-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::before{
  content:"";
  position:absolute;
  left:2px;top:50%;
  transform:translateY(-50%);
  width:5px;height:5px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 10px rgba(47,230,208,.9);
}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{
  position:fixed;
  top:88px;
  left:16px;
  right:16px;
  z-index:85;
  display:none;
  flex-direction:column;
  gap:2px;
  padding:18px;
  border-radius:var(--r-panel);
  background:rgba(8,13,26,.96);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  max-height:calc(100vh - 110px);
  overflow-y:auto;
}
.mobile-panel.open{display:flex}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:12px;
  border-bottom:1px solid rgba(150,210,255,.07);
}
.mobile-panel a:last-child{border-bottom:0}
.mobile-panel a.active{color:var(--primary);font-weight:600;background:rgba(47,230,208,.08)}
.mobile-panel .m-cta{
  justify-content:center;
  margin-top:14px;
  border-bottom:0;
  color:#04120F;
  font-weight:700;
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),filter var(--t),border-color var(--t);
}
.btn:active{transform:scale(.98)}
.btn-primary{
  background:linear-gradient(102deg,var(--primary),var(--secondary));
  color:#04120F;
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px -10px rgba(47,230,208,.7)}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-strong);
  color:var(--primary);
}
.btn-ghost:hover{background:rgba(47,230,208,.12);color:#CFFBF3}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  color:var(--primary);
  font-size:14px;
  font-weight:600;
  border-bottom:1px solid transparent;
  transition:border-color var(--t),color var(--t);
}
.btn-text:hover{border-bottom-color:var(--primary)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-xs{height:34px;padding:0 16px;font-size:13px}

/* ============ 页头 ============ */
.pagehead{
  position:relative;
  padding:150px 0 76px;
  background-image:linear-gradient(to top,rgba(7,11,22,.97) 6%,rgba(7,11,22,.82) 46%,rgba(7,11,22,.42) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.pagehead::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:60px;
  background:linear-gradient(to bottom,rgba(7,11,22,0),var(--bg));
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .cur{color:var(--primary)}
.pagehead-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:48px;
  align-items:end;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(47,230,208,.1);
  border:1px solid rgba(47,230,208,.32);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  margin-bottom:20px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 8px rgba(47,230,208,.9);
}
h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.01em;
  margin-bottom:18px;
}
h1 .hl{
  background:linear-gradient(96deg,var(--primary),var(--secondary));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.lede{
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  max-width:620px;
  margin-bottom:28px;
  text-align:left;
}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.stat-panel{
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:var(--surface);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  padding:22px 24px;
  box-shadow:var(--shadow);
}
.stat-panel .sp-title{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--text-3);
  text-transform:uppercase;
  margin-bottom:16px;
}
.stat-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding:11px 0;
  border-bottom:1px dashed rgba(150,210,255,.14);
}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row span{font-size:13px;color:var(--text-2)}
.stat-row b{
  font-size:19px;
  font-weight:700;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}

/* ============ 通用板块 ============ */
section.block{padding:88px 0;position:relative;z-index:1}
section.block.tight{padding:64px 0}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.25;
  font-weight:700;
}
.sec-head p{
  margin-top:12px;
  font-size:15px;
  color:var(--text-2);
  max-width:640px;
}
.sec-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:5px 12px;
  border-radius:6px;
  background:rgba(47,230,208,.12);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  margin-bottom:14px;
}
.sec-tag.accent{background:rgba(255,95,162,.13);color:var(--accent)}

/* ============ 数据条 ============ */
.metric-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.metric{
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--surface);
  padding:22px 20px;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.metric .mv{
  font-size:clamp(24px,3vw,30px);
  font-weight:700;
  color:var(--text);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
  line-height:1.2;
}
.metric .mv em{font-style:normal;font-size:14px;color:var(--primary);margin-left:4px;font-weight:600}
.metric .ml{
  margin-top:8px;
  font-size:13px;
  color:var(--text-2);
  line-height:1.6;
}

/* ============ 大问答列表 ============ */
.qa-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:14px;
}
.qa-item{
  display:grid;
  grid-template-columns:64px minmax(0,1fr);
  gap:22px;
  align-items:start;
  padding:26px 28px;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(140deg,rgba(255,255,255,.062),rgba(255,255,255,.028));
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.qa-item:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--glow);
}
.qa-num{
  width:56px;height:56px;
  display:grid;place-items:center;
  border-radius:16px;
  border:1px solid rgba(47,230,208,.3);
  background:rgba(47,230,208,.08);
  color:var(--primary);
  font-size:18px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.qa-item h3{
  font-size:20px;
  line-height:1.4;
  font-weight:700;
  margin-bottom:10px;
  color:var(--text);
}
.qa-item p{
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
  text-align:left;
  max-width:76ch;
}
.qa-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 11px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  color:var(--text-2);
  background:rgba(255,255,255,.06);
  border:1px solid rgba(150,210,255,.13);
}
.chip.on{color:var(--primary);background:rgba(47,230,208,.12);border-color:rgba(47,230,208,.28)}
.chip.pink{color:var(--accent);background:rgba(255,95,162,.12);border-color:rgba(255,95,162,.26)}

/* ============ 提示区 ============ */
.notice-grid{
  display:grid;
  grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
  gap:32px;
  align-items:stretch;
}
.notice-figure{
  position:relative;
  border-radius:var(--r-panel);
  overflow:hidden;
  border:1px solid var(--line);
  min-height:280px;
  background:#0A1020;
}
.notice-figure img{width:100%;height:100%;object-fit:cover;border-radius:0}
.notice-figure .fig-cap{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:20px 22px;
  background:linear-gradient(to top,rgba(7,11,22,.94),rgba(7,11,22,.1));
  font-size:13px;
  color:var(--text-2);
}
.notice-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.notice-row{
  display:grid;
  grid-template-columns:44px minmax(0,1fr);
  gap:16px;
  padding:20px 22px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--surface);
  transition:border-color var(--t),background var(--t);
}
.notice-row:hover{border-color:var(--line-strong);background:var(--surface-2)}
.notice-row .idx{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:11px;
  background:rgba(124,92,255,.14);
  border:1px solid rgba(124,92,255,.32);
  color:#B9A8FF;
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.notice-row h3{font-size:16px;font-weight:700;margin-bottom:6px}
.notice-row p{font-size:14px;line-height:1.8;color:var(--text-2)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  border-radius:16px;
  border:1px solid var(--line);
  background:var(--surface);
  overflow:hidden;
  transition:border-color var(--t),background var(--t);
}
.faq-item.open{border-color:var(--line-strong);background:rgba(47,230,208,.05)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  line-height:1.5;
}
.faq-item.open .faq-q{border-left:2px solid var(--primary)}
.faq-arrow{
  flex:0 0 22px;
  width:22px;height:22px;
  display:grid;place-items:center;
  color:var(--primary);
  transition:transform var(--t);
}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height var(--t);
}
.faq-a-inner{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}
.faq-a-inner p+p{margin-top:.7em}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(47,230,208,.1),rgba(124,92,255,.12) 58%,rgba(255,95,162,.08));
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),rgba(124,92,255,.8),transparent);
}
.cta-band h2{
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:700;
  margin-bottom:12px;
}
.cta-band p{font-size:15px;color:var(--text-2);max-width:600px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:40px;
  padding:64px 0 32px;
  border-top:1px solid transparent;
  background:linear-gradient(to bottom,rgba(11,18,32,.2),rgba(7,11,22,.9));
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--line-strong),rgba(124,92,255,.4),transparent);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:40px;
}
.foot-brand p{
  margin-top:16px;
  font-size:13px;
  line-height:1.7;
  color:var(--text-3);
  max-width:260px;
}
.foot-title{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--text-3);
  margin-bottom:16px;
}
.foot-list{display:flex;flex-direction:column;gap:11px}
.foot-list a{
  font-size:14px;
  color:var(--text-2);
  width:fit-content;
  transition:color var(--t),transform var(--t);
}
.foot-list a:hover{color:var(--primary);transform:translateX(3px)}
.foot-info-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}
.foot-info-row b{color:var(--text-2);font-weight:600}
.foot-dot{
  display:inline-block;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--primary);
  margin-right:8px;
  box-shadow:0 0 8px rgba(47,230,208,.9);
  vertical-align:middle;
}
.copyright{
  text-align:center;
  padding-top:26px;
  border-top:1px solid rgba(150,210,255,.1);
  font-size:13px;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .nav-links a{padding:9px 9px;font-size:13.5px}
}
@media (max-width:1100px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .pagehead-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .stat-panel{max-width:520px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:1024px){
  section.block{padding:72px 0}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .notice-grid{grid-template-columns:minmax(0,1fr)}
  .notice-figure{min-height:220px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px}
}
@media (max-width:768px){
  .wrap,.container{padding:0 20px}
  body::after{display:none}
  .pagehead{padding:126px 0 62px}
  .qa-item{grid-template-columns:48px minmax(0,1fr);gap:16px;padding:22px 20px}
  .qa-num{width:44px;height:44px;border-radius:13px;font-size:16px}
  .qa-item h3{font-size:18px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px}
  .stat-row b{font-size:17px}
}
@media (max-width:640px){
  .metric-grid{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .cta-band{padding:28px 22px}
  .head-actions{width:100%}
  .head-actions .btn{flex:1 1 auto;justify-content:center}
  .site-nav{height:60px;padding:0 8px 0 12px}
  .logo-mark{width:34px;height:34px;flex-basis:34px;font-size:16px;border-radius:10px}
  .logo-text .l1{font-size:14px}
  .logo-text .l2{font-size:10px;letter-spacing:.12em}
  .mobile-panel{top:82px;left:12px;right:12px}
  .notice-row{padding:18px;grid-template-columns:36px minmax(0,1fr);gap:12px}
  .notice-row .idx{width:32px;height:32px;font-size:12px}
  .copyright{font-size:12px}
}
@media (max-width:400px){
  h1{font-size:28px}
  .eyebrow{font-size:11px;padding:0 11px}
  .qa-item{grid-template-columns:minmax(0,1fr);gap:12px}
  .qa-num{width:40px;height:40px;font-size:15px}
}

/* roulang page: category5 */
:root{
  --bg:#070B16;
  --bg-2:#0B1220;
  --surface:rgba(255,255,255,.055);
  --primary:#2FE6D0;
  --primary-deep:#16B7A6;
  --secondary:#7C5CFF;
  --accent:#FF5FA2;
  --text:#EEF3FB;
  --text-2:#A7B3C9;
  --text-3:#6B7891;
  --line:rgba(150,210,255,.16);
  --line-strong:rgba(47,230,208,.45);
  --r-card:18px;
  --r-img:14px;
  --r-glass:22px;
  --r-btn:999px;
  --r-input:12px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --glow:0 10px 34px -10px rgba(47,230,208,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:240ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Inter,system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(760px 520px at 6% 0%, rgba(47,230,208,.13), transparent 62%),
    radial-gradient(820px 560px at 96% 92%, rgba(124,92,255,.13), transparent 66%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.03;
  background-image:
    linear-gradient(to right, #96D2FF 1px, transparent 1px),
    linear-gradient(to bottom, #96D2FF 1px, transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t)}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}
.wrap{
  position:relative;
  z-index:1;
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{
  position:relative;
  z-index:1;
  padding:88px 0;
}
.section--tight{padding:64px 0}
/* ---------- 导航 ---------- */
header{
  position:relative;
  z-index:60;
}
.site-nav{
  position:fixed;
  top:14px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 48px);
  max-width:1180px;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 12px 0 18px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:rgba(10,16,32,.62);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
  z-index:80;
}
.site-nav.is-scrolled{
  background:rgba(10,16,32,.86);
  border-color:var(--line-strong);
  box-shadow:0 12px 40px -18px rgba(47,230,208,.55);
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  font-size:16px;
  font-weight:700;
  color:#06121A;
  border-radius:11px;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  box-shadow:var(--glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.1}
.logo-text .l1{font-size:15px;font-weight:700;letter-spacing:.01em}
.logo-text .l2{font-size:11px;color:var(--text-3);letter-spacing:.18em;margin-top:3px}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.nav-links a{
  position:relative;
  font-size:14px;
  color:var(--text-2);
  padding:8px 11px;
  border-radius:var(--r-btn);
  white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::before{
  content:"";
  position:absolute;
  left:50%;
  top:2px;
  width:5px;
  height:5px;
  margin-left:-2.5px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 10px var(--primary);
}
.nav-cta{flex:0 0 auto;margin-left:6px}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t),filter var(--t);
}
.btn:active{transform:scale(.98)}
.btn-primary{
  color:#04140F;
  background:linear-gradient(120deg,var(--primary),var(--secondary));
  box-shadow:var(--glow);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 40px -10px rgba(47,230,208,.72)}
.btn-ghost{
  color:var(--primary);
  border:1px solid var(--line-strong);
  background:rgba(47,230,208,.06);
}
.btn-ghost:hover{background:rgba(47,230,208,.14)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.link-more{
  color:var(--primary);
  font-size:14px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
  border-bottom:1px solid transparent;
  transition:border-color var(--t),gap var(--t);
}
.link-more:hover{border-color:var(--primary);gap:10px}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  margin-left:auto;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  gap:5px;
  border-radius:14px;
  border:1px solid var(--line);
}
.nav-toggle span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform var(--t),opacity var(--t);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-panel{
  position:fixed;
  top:0;
  left:0;
  right:0;
  bottom:0;
  z-index:70;
  display:none;
  flex-direction:column;
  gap:4px;
  padding:100px 24px 40px;
  background:rgba(7,11,22,.94);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  overflow-y:auto;
}
.mobile-panel.open{display:flex}
.mobile-panel a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 8px;
  font-size:16px;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.active{color:var(--primary);font-weight:600}
.mobile-panel .m-cta{
  margin-top:20px;
  justify-content:center;
  color:#04140F;
  border-bottom:0;
  font-weight:700;
}
/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  z-index:1;
  padding:132px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center 28%;
  opacity:.42;
}
.page-head::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:linear-gradient(to top,rgba(7,11,22,.97) 12%,rgba(7,11,22,.62) 62%,rgba(7,11,22,.86) 100%);
}
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:26px;
}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:rgba(107,120,145,.7)}
.crumb .now{color:var(--text-2)}
.head-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;
  align-items:center;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:28px;
  padding:0 12px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--primary);
  background:rgba(47,230,208,.12);
  border:1px solid rgba(47,230,208,.24);
}
.badge-dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 10px var(--primary);
}
.badge-plum{
  color:var(--accent);
  background:rgba(255,95,162,.12);
  border-color:rgba(255,95,162,.28);
}
.page-head h1{
  font-size:clamp(30px,5vw,52px);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-.01em;
  margin:20px 0 0;
}
.page-head .lead{
  margin-top:16px;
  max-width:640px;
  color:var(--text-2);
  font-size:16px;
  line-height:1.85;
}
.head-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.head-side{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.head-figure{
  border-radius:var(--r-glass);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--surface);
  aspect-ratio:16/10;
}
.head-figure img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 260ms var(--ease);
}
.head-figure:hover img{transform:scale(1.04)}
.stat-badge{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:16px 20px;
  border-radius:var(--r-card);
  border:1px solid var(--line-strong);
  background:rgba(11,18,32,.72);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.stat-badge .num{
  font-size:26px;
  font-weight:700;
  line-height:1.2;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.stat-badge .cap{
  font-size:12px;
  color:var(--text-3);
  letter-spacing:.08em;
}
.stat-badge .side{
  text-align:right;
  font-size:12px;
  color:var(--text-2);
  line-height:1.6;
}
/* ---------- 板块标题 ---------- */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:32px;
}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.25;
  font-weight:700;
  letter-spacing:-.01em;
}
.sec-head p{
  margin-top:10px;
  color:var(--text-2);
  font-size:15px;
  max-width:640px;
}
/* ---------- 左右分栏主体 ---------- */
.split{
  display:grid;
  grid-template-columns:40% minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.info-panel{
  position:sticky;
  top:96px;
  border-radius:var(--r-glass);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  box-shadow:var(--shadow);
  padding:26px;
}
.info-panel h3{
  font-size:20px;
  font-weight:700;
  line-height:1.4;
}
.info-panel .sub{
  margin-top:8px;
  font-size:13px;
  color:var(--text-3);
}
.status-list{
  margin-top:22px;
  display:grid;
  gap:10px;
}
.status-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:11px 14px;
  border-radius:12px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
}
.status-row b{
  color:var(--text);
  font-weight:600;
  font-variant-numeric:tabular-nums;
}
.status-row .ok{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
}
.check-list{
  margin-top:22px;
  display:grid;
  gap:12px;
}
.check-list li{
  position:relative;
  padding-left:24px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
}
.check-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:9px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:rgba(47,230,208,.28);
  border:1px solid var(--line-strong);
}
.panel-note{
  margin-top:24px;
  padding:14px 16px;
  border-radius:12px;
  border-left:2px solid var(--accent);
  background:rgba(255,95,162,.08);
  font-size:13px;
  color:var(--text-2);
  line-height:1.75;
}
.issue-list{
  display:grid;
  gap:14px;
}
.issue-item{
  display:grid;
  grid-template-columns:52px minmax(0,1fr);
  gap:18px;
  padding:22px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--surface);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.issue-item:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:var(--shadow);
}
.issue-no{
  font-size:22px;
  font-weight:700;
  line-height:1.2;
  color:rgba(47,230,208,.55);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.issue-body h3{
  font-size:19px;
  font-weight:600;
  line-height:1.45;
}
.issue-body .symptom{
  margin-top:8px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
}
.issue-body .fix{
  margin-top:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
}
.issue-body .fix b{color:var(--text);font-weight:600}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:6px;
  font-size:12px;
  color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.tag-cyan{color:var(--primary);background:rgba(47,230,208,.12);border-color:rgba(47,230,208,.24)}
.tag-violet{color:#B9A8FF;background:rgba(124,92,255,.14);border-color:rgba(124,92,255,.3)}
/* ---------- 准备信息卡 ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.prep-card{
  padding:26px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  transition:transform var(--t),border-color var(--t);
}
.prep-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.prep-card .k{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  border-radius:10px;
  font-size:13px;
  font-weight:700;
  color:#04140F;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
}
.prep-card h3{
  margin-top:16px;
  font-size:18px;
  font-weight:600;
  line-height:1.4;
}
.prep-card p{
  margin-top:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
}
/* ---------- FAQ ---------- */
.faq-list{
  display:grid;
  gap:12px;
  max-width:900px;
}
.faq-item{
  border-radius:16px;
  border:1px solid var(--line);
  background:var(--surface);
  overflow:hidden;
  transition:border-color var(--t);
}
.faq-item.open{border-color:var(--line-strong)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  line-height:1.6;
  color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:2px;
  border-radius:2px;
  background:var(--primary);
  opacity:0;
  transition:opacity var(--t);
}
.faq-item.open .faq-q::before{opacity:1}
.faq-q .arrow{
  flex:0 0 auto;
  width:20px;
  height:20px;
  display:grid;
  place-items:center;
  color:var(--primary);
  transition:transform var(--t);
}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 280ms var(--ease);
}
.faq-a .inner{
  padding:0 22px 20px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.85;
}
.faq-a .inner p+p{margin-top:.9em}
/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  padding:40px 44px;
  border-radius:var(--r-glass);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(47,230,208,.1),rgba(124,92,255,.12));
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);
}
.cta-band h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.3;
}
.cta-band p{
  margin-top:10px;
  color:var(--text-2);
  font-size:15px;
}
/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:24px;
  padding:64px 0 34px;
  background:var(--bg-2);
}
.site-footer::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--line-strong),rgba(124,92,255,.4),transparent);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
}
.foot-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-3);
  line-height:1.8;
  max-width:260px;
}
.foot-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--text);
  margin-bottom:16px;
}
.foot-list{
  display:grid;
  gap:10px;
  font-size:14px;
  color:var(--text-3);
}
.foot-list a{color:var(--text-3)}
.foot-list a:hover{color:var(--primary)}
.foot-info-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
}
.foot-info-row b{color:var(--text-2);font-weight:600;font-variant-numeric:tabular-nums}
.foot-dot{
  display:inline-block;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 8px var(--primary);
  margin-right:7px;
  vertical-align:middle;
}
.copyright{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  text-align:center;
  font-size:13px;
  color:var(--text-3);
}
/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-links a{padding:8px 8px;font-size:13px}
  .head-grid{grid-template-columns:1fr;gap:32px}
  .head-side{flex-direction:row;align-items:stretch}
  .head-figure{flex:1 1 52%;aspect-ratio:16/9}
  .stat-badge{flex:1 1 44%}
  .split{grid-template-columns:1fr}
  .info-panel{position:static}
  .prep-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:860px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .site-nav{padding:0 10px 0 16px}
  .section{padding:64px 0}
  .page-head{padding:112px 0 56px}
}
@media (max-width:640px){
  body::after{display:none}
  .wrap{padding:0 20px}
  .head-grid{gap:26px}
  .head-side{flex-direction:column}
  .prep-grid{grid-template-columns:1fr}
  .issue-item{grid-template-columns:1fr;gap:10px;padding:20px}
  .issue-no{font-size:18px}
  .cta-band{padding:28px 22px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .faq-q{font-size:15px;padding:16px 18px}
  .faq-a .inner{padding:0 18px 18px}
  .info-panel{padding:22px}
}
@media (max-width:400px){
  .wrap{padding:0 16px}
  .page-head h1{font-size:28px}
  .btn{height:42px;padding:0 18px;font-size:14px}
}