/* roulang page: index */
:root{
  --bg:#070F16;
  --bg-2:#0B1A22;
  --bg-3:#060C12;
  --glass:rgba(255,255,255,0.05);
  --line:rgba(255,255,255,0.09);
  --line-2:#16303A;
  --mint:#2BE8C8;
  --mint-deep:#16B49C;
  --amber:#FFB020;
  --pink:#FF4D8D;
  --t1:#E9F4F5;
  --t2:#9DB3B9;
  --t3:#6B8288;
  --r-card:16px;
  --r-btn:12px;
  --shadow-card:0 20px 40px -24px rgba(0,0,0,.7);
  --shadow-mint:0 0 0 1px rgba(43,232,200,.35), 0 12px 32px -10px rgba(43,232,200,.55);
  --shell:1200px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(760px 420px at 12% -6%, rgba(43,232,200,.14), transparent 66%),
    radial-gradient(680px 380px at 92% 4%, rgba(255,77,141,.08), transparent 68%),
    radial-gradient(900px 520px at 50% 108%, rgba(43,232,200,.06), transparent 70%);
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--mint)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
:focus-visible{outline:2px solid var(--mint);outline-offset:2px;border-radius:6px}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--mint);color:#05201B;padding:10px 18px;border-radius:0 0 10px 0;font-weight:700;
}
.skip-link:focus{left:0}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 32px;position:relative;z-index:2}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(7,15,22,.86);backdrop-filter:blur(16px);border-bottom:1px solid var(--line-2)}
.brand-bar{height:68px;display:flex;align-items:center;gap:24px}
.brand-logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.3px;color:var(--t1);white-space:nowrap}
.brand-logo:hover{color:var(--t1)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--mint),#0E8F7C);color:#04241F;font-size:17px;
  box-shadow:0 8px 22px -10px rgba(43,232,200,.8);
}
.brand-search{
  flex:1;max-width:380px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:border-color .2s, box-shadow .25s;
}
.brand-search:focus-within{border-color:rgba(43,232,200,.5);box-shadow:0 0 0 3px rgba(43,232,200,.12)}
.brand-search i{color:var(--t3);font-size:13px}
.brand-search input{flex:1;border:0;background:transparent;font-size:14px;outline:none}
.brand-search input::placeholder{color:var(--t3)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--r-btn);font-size:14.5px;font-weight:700;
  letter-spacing:.2px;transition:transform .18s ease, box-shadow .25s ease, background .25s ease, color .2s ease, border-color .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--mint);color:#04241F;box-shadow:var(--shadow-mint)}
.btn-primary:hover{background:#4BF3D7;color:#04241F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,232,200,.5), 0 18px 40px -12px rgba(43,232,200,.7)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(43,232,200,.35), 0 6px 16px -8px rgba(43,232,200,.5)}
.btn-ghost{background:transparent;color:var(--t1);border:1px solid rgba(43,232,200,.45)}
.btn-ghost:hover{color:var(--mint);border-color:var(--mint);background:rgba(43,232,200,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:8px 16px;font-size:13.5px}
.channel-bar{border-top:1px solid rgba(255,255,255,.05);background:rgba(11,26,34,.6)}
.channel-inner{height:48px;display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;flex:0 0 auto;padding:8px 16px;border-radius:999px;
  font-size:14.5px;color:var(--t2);white-space:nowrap;transition:color .2s, background .2s;
}
.channel-link:hover{color:var(--t1);background:rgba(255,255,255,.05)}
.channel-link.active{color:var(--mint);background:rgba(43,232,200,.1)}
.channel-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;border-radius:2px;
  background:var(--mint);box-shadow:0 0 10px rgba(43,232,200,.9);
}
.nav-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);color:var(--t1);align-items:center;justify-content:center}
.drawer{
  display:none;position:fixed;inset:68px 0 0 0;z-index:79;background:rgba(6,12,18,.98);
  padding:24px 20px 40px;overflow-y:auto;
}
.drawer.open{display:block}
.drawer h4{font-size:12.5px;color:var(--t3);letter-spacing:1px;margin-bottom:10px}
.drawer a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;border-bottom:1px solid var(--line-2);font-size:15.5px;color:var(--t1);
}
.drawer a span{font-size:12.5px;color:var(--t3)}
.drawer .btn{width:100%;margin-top:22px}

/* ---------- Hero ---------- */
.hero{padding:56px 0 72px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;min-height:min(84vh,760px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(43,232,200,.1);border:1px solid rgba(43,232,200,.28);
  font-size:12.5px;letter-spacing:.6px;color:var(--mint);
}
.eyebrow .pulse{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 0 rgba(43,232,200,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(43,232,200,.55)}70%{box-shadow:0 0 0 12px rgba(43,232,200,0)}100%{box-shadow:0 0 0 0 rgba(43,232,200,0)}}
.hero h1{
  margin:22px 0 18px;font-size:clamp(30px,4.6vw,54px);line-height:1.18;font-weight:800;letter-spacing:-.5px;
}
.hero h1 em{font-style:normal;color:var(--mint);position:relative}
.hero-sub{font-size:16.5px;color:var(--t2);max-width:560px;line-height:1.9}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 34px}
.trust-row{display:flex;flex-wrap:wrap;gap:40px;padding-top:26px;border-top:1px solid var(--line-2)}
.trust-item b{display:block;font-family:var(--mono);font-size:24px;font-weight:700;color:var(--t1);line-height:1.2}
.trust-item span{font-size:12.5px;color:var(--t3);letter-spacing:.5px}
.hero-visual{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:16/12;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.85}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(155deg, rgba(7,15,22,.35) 0%, rgba(7,15,22,.82) 78%);
}
.hero-glow{position:absolute;inset:auto -20% -35% auto;width:70%;height:70%;background:radial-gradient(circle, rgba(43,232,200,.35), transparent 65%);filter:blur(20px)}
.glass-float{
  position:absolute;left:20px;right:20px;bottom:20px;z-index:3;
  background:rgba(11,26,34,.72);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;padding:16px 18px;backdrop-filter:blur(14px);
  box-shadow:0 24px 48px -22px rgba(0,0,0,.9);
}
.float-head{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--t2);letter-spacing:.6px}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px rgba(255,176,32,.9)}
.float-title{font-size:16px;font-weight:700;margin:8px 0 12px}
.float-row{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--t3);flex-wrap:wrap}
.float-row b{color:var(--mint);font-size:14px;font-family:var(--mono)}
.float-divider{width:1px;height:12px;background:var(--line-2)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;position:relative}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{
  position:relative;padding-left:16px;font-size:clamp(22px,2.6vw,34px);font-weight:700;letter-spacing:-.3px;line-height:1.3;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--mint),rgba(43,232,200,.15));
}
.section-head p{margin-top:10px;padding-left:16px;color:var(--t2);font-size:14.5px;max-width:620px}
.link-more{font-size:14px;color:var(--t2);display:inline-flex;align-items:center;gap:6px;position:relative}
.link-more::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1px;background:var(--mint);transition:width .25s ease}
.link-more:hover{color:var(--mint)}
.link-more:hover::after{width:100%}

/* ---------- 卖点非对称 ---------- */
.perk-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:24px}
.perk-left{
  position:relative;display:flex;flex-direction:column;justify-content:flex-end;
  min-height:460px;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);box-shadow:var(--shadow-card);
  transition:transform .28s ease, border-color .28s ease;
}
.perk-left img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;transition:transform .5s ease}
.perk-left::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,15,22,.35),rgba(7,15,22,.95))}
.perk-left:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35)}
.perk-left:hover img{transform:scale(1.03)}
.perk-body{position:relative;z-index:2;padding:30px}
.perk-right{display:grid;gap:24px}
.perk-card{
  position:relative;padding:26px 28px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);transition:transform .28s ease, border-color .28s ease, background .28s ease;
}
.perk-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35);background:rgba(43,232,200,.05)}
.icon-box{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(43,232,200,.12);color:var(--mint);font-size:17px;margin-bottom:16px;
  border:1px solid rgba(43,232,200,.22);
}
.icon-box.amber{background:rgba(255,176,32,.12);color:var(--amber);border-color:rgba(255,176,32,.25)}
.icon-box.pink{background:rgba(255,77,141,.12);color:var(--pink);border-color:rgba(255,77,141,.25)}
.perk-card h3,.perk-left h3{font-size:19px;font-weight:600;margin-bottom:10px;letter-spacing:.2px}
.perk-card p,.perk-left p{font-size:14.8px;color:var(--t2);line-height:1.85}
.perk-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;color:var(--mint);font-weight:600}
.perk-link i{transition:transform .2s ease}
.perk-link:hover i{transform:translateX(4px)}

/* ---------- 场景演示 Tabs ---------- */
.tabs-wrap{background:var(--bg-2);border:1px solid var(--line-2);border-radius:20px;padding:28px;box-shadow:var(--shadow-card)}
.tab-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.tab-btn{
  padding:10px 20px;border-radius:999px;font-size:14px;color:var(--t2);
  background:rgba(255,255,255,.04);border:1px solid transparent;transition:all .22s ease;
}
.tab-btn:hover{color:var(--t1);background:rgba(255,255,255,.08)}
.tab-btn.active{color:#04241F;background:var(--mint);border-color:var(--mint);font-weight:700;box-shadow:0 10px 26px -12px rgba(43,232,200,.8)}
.tab-panel{display:none}
.tab-panel.active{display:grid;grid-template-columns:.92fr 1.08fr;gap:32px;animation:fadeUp .38s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.tab-visual{border-radius:16px;overflow:hidden;position:relative;border:1px solid var(--line);aspect-ratio:16/11}
.tab-visual img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tab-visual:hover img{transform:scale(1.03)}
.tab-points{display:grid;gap:18px;align-content:start}
.tab-point{display:flex;gap:14px;padding-bottom:16px;border-bottom:1px dashed var(--line-2)}
.tab-point:last-child{border-bottom:0;padding-bottom:0}
.tab-point .idx{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  font-family:var(--mono);font-size:13px;color:var(--mint);background:rgba(43,232,200,.1);border:1px solid rgba(43,232,200,.22);
}
.tab-point h4{font-size:15.5px;font-weight:600;margin-bottom:4px}
.tab-point p{font-size:13.8px;color:var(--t2);line-height:1.8}

/* ---------- 资讯卡片 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  position:relative;display:flex;flex-direction:column;border-radius:var(--r-card);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);transition:transform .28s ease, border-color .28s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35)}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0F2530}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.03)}
.badge{
  position:absolute;top:12px;left:12px;z-index:2;padding:4px 12px;border-radius:999px;
  font-size:12px;letter-spacing:.5px;background:rgba(7,15,22,.82);color:var(--mint);
  border:1px solid rgba(43,232,200,.35);backdrop-filter:blur(8px);
}
.badge-new{
  position:absolute;top:12px;right:12px;z-index:2;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;background:var(--pink);color:#2A0413;letter-spacing:.5px;
  box-shadow:0 8px 20px -8px rgba(255,77,141,.9);
}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.post-body h3{font-size:17.5px;font-weight:600;line-height:1.55;margin-bottom:10px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.post-card:hover h3{color:var(--mint)}
.post-excerpt{
  font-size:13.8px;color:var(--t2);line-height:1.8;margin-bottom:18px;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:49px;
}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px solid var(--line-2)}
.post-time{font-family:var(--mono);font-size:12.5px;color:var(--amber);letter-spacing:.3px}
.post-cat{font-size:12.5px;color:var(--t3)}
.post-link{position:absolute;inset:0;z-index:4}
.empty-state{
  grid-column:1/-1;padding:64px 32px;text-align:center;border-radius:var(--r-card);
  background:var(--glass);border:1px dashed var(--line-2);
}
.empty-state i{font-size:34px;color:var(--t3);margin-bottom:14px;display:block}
.empty-state p{color:var(--t2);margin-bottom:20px;font-size:14.5px}

/* ---------- 社会认同 ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:30px 28px;
  border-radius:var(--r-card);background:linear-gradient(120deg,rgba(43,232,200,.08),rgba(255,255,255,.03));
  border:1px solid var(--line);margin-bottom:44px;
}
.stat-item b{display:block;font-family:var(--mono);font-size:clamp(22px,3vw,32px);font-weight:700;color:var(--mint);line-height:1.2}
.stat-item span{font-size:13px;color:var(--t2)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:44px}
.review-card{
  padding:24px;border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card);transition:transform .28s ease, border-color .28s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.3)}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:15px;
  background:rgba(43,232,200,.14);color:var(--mint);border:1px solid rgba(43,232,200,.25);
}
.review-head .name{font-size:14.5px;font-weight:600}
.review-head .role{font-size:12px;color:var(--t3)}
.stars{margin-left:auto;color:var(--amber);font-size:12px;letter-spacing:2px}
.review-card p{font-size:14px;color:var(--t2);line-height:1.85}
.partner-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.partner{
  height:64px;border-radius:12px;display:grid;place-items:center;font-size:13.5px;color:var(--t3);
  background:rgba(255,255,255,.03);border:1px solid var(--line-2);
  filter:grayscale(1);opacity:.7;transition:all .28s ease;text-align:center;padding:0 10px;
}
.partner:hover{filter:grayscale(0);opacity:1;color:var(--t1);border-color:rgba(43,232,200,.35);background:rgba(43,232,200,.06)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{border-radius:14px;background:var(--glass);border:1px solid var(--line);overflow:hidden;transition:border-color .25s ease}
.faq-item.open{border-color:rgba(43,232,200,.35)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:16px;font-weight:600;color:var(--t1);line-height:1.6;
}
.faq-q:hover{color:var(--mint)}
.faq-q i{color:var(--mint);font-size:14px;transition:transform .2s ease;flex:0 0 auto}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{padding:0 24px 22px 24px;font-size:14.5px;color:var(--t2);line-height:1.9}

/* ---------- CTA 订阅 ---------- */
.cta-block{
  position:relative;overflow:hidden;border-radius:22px;padding:56px 48px;
  border:1px solid rgba(43,232,200,.25);
  background:
    radial-gradient(600px 300px at 88% 0%, rgba(43,232,200,.18), transparent 65%),
    linear-gradient(140deg,#0B1A22,#070F16 70%);
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;opacity:.16;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;margin-bottom:14px}
.cta-inner p{color:var(--t2);font-size:15px;max-width:520px}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1;min-width:200px;height:48px;padding:0 18px;border-radius:var(--r-btn);
  background:rgba(7,15,22,.75);border:1px solid var(--line);color:var(--t1);font-size:14.5px;outline:none;
  transition:border-color .2s, box-shadow .25s;
}
.sub-form input::placeholder{color:var(--t3)}
.sub-form input:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(43,232,200,.14)}
.sub-form input.error{border-color:#FF5D5D;box-shadow:0 0 0 3px rgba(255,93,93,.14)}
.form-msg{margin-top:12px;font-size:13.5px;min-height:20px}
.form-msg.ok{color:var(--mint)}
.form-msg.err{color:#FF7B7B}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line-2);padding:70px 0 0;position:relative;z-index:2}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:50px}
.footer-brand .brand-logo{margin-bottom:16px}
.footer-brand p{font-size:13.8px;color:var(--t2);line-height:1.9;max-width:320px}
.footer-col h4{font-size:14.5px;font-weight:700;margin-bottom:18px;color:var(--t1)}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:13.8px;color:var(--t2)}
.footer-col a:hover{color:var(--mint)}
.footer-contact p{font-size:13.8px;color:var(--t2);margin-bottom:10px;display:flex;gap:9px;align-items:flex-start}
.footer-contact i{color:var(--mint);margin-top:5px;font-size:12px}
.footer-bottom{
  border-top:1px solid var(--line-2);padding:22px 0;display:flex;justify-content:space-between;gap:18px;
  flex-wrap:wrap;font-size:13px;color:var(--t3);
}
.footer-bottom a{color:var(--t3)}
.footer-bottom a:hover{color:var(--mint)}

/* ---------- 浮动组件 ---------- */
.sticky-cta{
  position:fixed;right:24px;bottom:24px;z-index:90;display:flex;align-items:center;gap:14px;
  padding:12px 14px 12px 20px;border-radius:999px;
  background:rgba(11,26,34,.94);border:1px solid rgba(43,232,200,.35);
  box-shadow:0 24px 48px -22px rgba(0,0,0,.95);backdrop-filter:blur(14px);
  opacity:0;transform:translateY(140%);pointer-events:none;transition:opacity .3s ease, transform .35s ease;
  max-width:calc(100vw - 48px);
}
.sticky-cta.show{opacity:1;transform:translateY(0);pointer-events:auto}
.sticky-cta .txt{font-size:13.8px;color:var(--t1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sticky-cta .close{color:var(--t3);width:26px;height:26px;border-radius:50%;display:grid;place-items:center;transition:color .2s, background .2s}
.sticky-cta .close:hover{color:var(--t1);background:rgba(255,255,255,.08)}
.to-top{
  position:fixed;right:26px;bottom:104px;z-index:89;width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;color:var(--mint);background:rgba(11,26,34,.9);
  border:1px solid rgba(43,232,200,.3);backdrop-filter:blur(10px);
  opacity:0;transform:translateY(16px);pointer-events:none;transition:all .3s ease;
}
.to-top.show{opacity:1;transform:translateY(0);pointer-events:auto}
.to-top:hover{background:rgba(43,232,200,.14);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .brand-search{max-width:260px}
  .partner-strip{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  .shell{padding:0 24px}
  .section{padding:72px 0}
  .hero-grid{grid-template-columns:1fr;gap:40px;min-height:auto}
  .hero{padding:40px 0 56px}
  .perk-grid{grid-template-columns:1fr}
  .perk-left{min-height:340px}
  .tab-panel.active{grid-template-columns:1fr;gap:24px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr;gap:18px}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:20px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-block{padding:44px 32px}
}
@media (max-width:768px){
  .brand-search{display:none}
  .nav-toggle{display:flex}
  .brand-actions .btn-primary{display:none}
  .brand-bar{height:64px}
  .drawer{inset:64px 0 0 0}
  .partner-strip{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand p{max-width:none}
}
@media (max-width:640px){
  body{font-size:15.5px}
  .shell{padding:0 16px}
  .section{padding:56px 0}
  .hero{padding:32px 0 48px}
  .hero-cta{gap:10px}
  .hero-cta .btn{flex:1 1 auto}
  .trust-row{gap:24px;justify-content:space-between}
  .trust-item b{font-size:20px}
  .post-grid{grid-template-columns:1fr}
  .stat-bar{padding:22px 18px}
  .tabs-wrap{padding:18px}
  .tab-btn{padding:9px 15px;font-size:13px}
  .cta-block{padding:34px 20px;border-radius:18px}
  .sub-form{flex-direction:column}
  .sub-form input{width:100%}
  .sub-form .btn{width:100%}
  .sticky-cta{left:12px;right:12px;bottom:12px;border-radius:16px;padding:12px 12px 12px 16px}
  .sticky-cta .txt{font-size:13px}
  .to-top{right:16px;bottom:88px;width:40px;height:40px}
  .glass-float{left:12px;right:12px;bottom:12px;padding:13px 14px}
  .float-title{font-size:14.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: article */
:root{
  --bg:#070F16;
  --bg-2:#0B1A22;
  --card:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.09);
  --line-2:#16303A;
  --accent:#2BE8C8;
  --accent-deep:#16B49C;
  --amber:#FFB020;
  --magenta:#FF4D8D;
  --text:#E9F4F5;
  --text-2:#9DB3B9;
  --text-3:#6B8288;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-card:0 20px 40px -24px rgba(0,0,0,.7);
  --shadow-glow:0 0 0 1px rgba(43,232,200,.35),0 12px 32px -10px rgba(43,232,200,.55);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
*,*::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",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(43,232,200,.3)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,15,22,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-2)}
.brand-bar{display:flex;align-items:center;gap:22px;height:68px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.3px;white-space:nowrap;color:var(--text)}
.brand-logo:hover{color:var(--accent)}
.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#2BE8C8,#1B8FB8);color:#04211D;font-size:15px;box-shadow:var(--shadow-glow)}
.brand-search{flex:1;max-width:400px;display:flex;align-items:center;gap:10px;height:40px;padding:0 16px;border-radius:999px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-3);transition:border-color .2s,box-shadow .2s}
.brand-search input{flex:1;height:100%;background:none;border:0;outline:none;font-size:14px;color:var(--text)}
.brand-search input::placeholder{color:var(--text-3)}
.brand-search i{font-size:13px}
.brand-search:focus-within{border-color:rgba(43,232,200,.55);box-shadow:0 0 0 3px rgba(43,232,200,.12)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-sm);background:rgba(255,255,255,.05);border:1px solid var(--line);cursor:pointer;place-items:center;transition:border-color .2s,color .2s}
.nav-toggle:hover{border-color:rgba(43,232,200,.5);color:var(--accent)}

.channel-bar{border-top:1px solid rgba(255,255,255,.05)}
.channel-inner{display:flex;align-items:center;gap:6px;height:48px;overflow-x:auto;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,#000 0,#000 94%,transparent 100%);mask-image:linear-gradient(90deg,#000 0,#000 94%,transparent 100%)}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{position:relative;padding:8px 15px;border-radius:999px;font-size:15px;color:var(--text-2);white-space:nowrap;transition:color .2s,background .2s,box-shadow .2s}
.channel-link:hover{color:var(--accent);background:rgba(43,232,200,.08)}
.channel-link.active{color:var(--accent);background:rgba(43,232,200,.1);box-shadow:inset 0 -2px 0 0 var(--accent),0 6px 18px -12px rgba(43,232,200,.9)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:var(--r-sm);border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;transition:transform .18s ease,box-shadow .25s ease,background .2s ease,color .2s ease,border-color .2s ease}
.btn-primary{background:linear-gradient(135deg,#2BE8C8,#16B49C);color:#04211D;box-shadow:var(--shadow-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,232,200,.5),0 18px 44px -10px rgba(43,232,200,.72)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(43,232,200,.4),0 8px 18px -10px rgba(43,232,200,.6)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:rgba(43,232,200,.5);color:var(--accent);transform:translateY(-2px)}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:10px}

/* ---------- 抽屉导航 ---------- */
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);padding:24px;background:#08131A;border-left:1px solid var(--line-2);transform:translateX(100%);transition:transform .3s ease;z-index:70;overflow-y:auto}
.drawer.open{transform:none}
.drawer-mask{position:fixed;inset:0;background:rgba(3,8,12,.65);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:60}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer-title{font-size:13px;letter-spacing:.5px;color:var(--text-3);margin:26px 0 12px}
.drawer a.channel-link{display:block;padding:12px 14px;margin-bottom:8px;font-size:15px;border-radius:var(--r-sm);background:rgba(255,255,255,.04)}
.drawer a.channel-link.active{background:rgba(43,232,200,.12)}

/* ---------- 页面主体 ---------- */
.page-main{padding:32px 0 96px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--text-3);margin-bottom:24px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{color:#2B4A55}
.breadcrumb .current{color:var(--text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60vw}

.article-banner{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-lg);padding:42px 40px;margin-bottom:40px;background-image:linear-gradient(120deg,rgba(7,15,22,.94) 0%,rgba(7,15,22,.78) 55%,rgba(7,15,22,.6) 100%),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center}
.article-banner::after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(43,232,200,.22),transparent 70%);pointer-events:none}
.chip{display:inline-flex;align-items:center;gap:7px;padding:5px 13px;border-radius:999px;font-size:12.5px;letter-spacing:.5px;background:rgba(43,232,200,.12);border:1px solid rgba(43,232,200,.28);color:var(--accent)}
.article-banner h1{margin-top:18px;font-size:clamp(26px,3.6vw,44px);font-weight:800;letter-spacing:-.5px;max-width:900px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px;font-size:13.5px;color:var(--text-2)}
.meta-row span{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--accent);font-size:12.5px}
.meta-row .num{font-family:var(--mono);color:var(--amber);letter-spacing:0}

.article-wrap{max-width:760px;margin:0 auto}

/* ---------- 正文排版 ---------- */
.article-body{color:#DCE9EB;font-size:16px}
.article-body p{margin:0 0 1.05em;line-height:1.9}
.article-body h2{position:relative;margin:46px 0 16px;padding-left:16px;font-size:clamp(21px,2.4vw,25px);font-weight:700;color:var(--text)}
.article-body h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;background:linear-gradient(180deg,#2BE8C8,#16B49C)}
.article-body h3{position:relative;margin:32px 0 12px;padding-left:14px;font-size:18.5px;font-weight:600;color:var(--text)}
.article-body h3::before{content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:2px;border-radius:2px;background:var(--accent)}
.article-body ul,.article-body ol{margin:0 0 1.1em;padding-left:24px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0;line-height:1.85}
.article-body li::marker{color:var(--accent)}
.article-body a{color:var(--accent);position:relative;border-bottom:1px solid rgba(43,232,200,.35)}
.article-body a:hover{border-bottom-color:var(--accent)}
.article-body strong{color:var(--text);font-weight:700}
.article-body blockquote{margin:22px 0;padding:14px 20px;border-left:3px solid var(--accent);border-radius:0 var(--r-sm) var(--r-sm) 0;background:rgba(43,232,200,.07);color:var(--text-2)}
.article-body blockquote p{margin:0}
.article-body figure{margin:26px 0}
.article-body img{border-radius:14px;border:1px solid var(--line)}
.article-body figcaption{margin-top:9px;font-size:13px;color:var(--text-3);text-align:center}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border:0}
.article-body thead th{background:rgba(43,232,200,.09);color:var(--accent);font-weight:600}
.article-body tbody tr:nth-child(even) td{background:rgba(255,255,255,.035)}
.article-body pre{margin:22px 0;padding:16px 18px;border-radius:14px;background:#050D13;border:1px solid var(--line-2);overflow-x:auto;font-family:var(--mono);font-size:14px;line-height:1.7;color:#BFE9E3}
.article-body code{padding:2px 6px;border-radius:6px;background:rgba(255,255,255,.07);font-family:var(--mono);font-size:.92em}
.article-body pre code{padding:0;background:none}
.article-body hr{margin:32px 0;border:0;border-top:1px solid var(--line-2)}

.empty-state{padding:64px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.02)}
.empty-state i{display:block;font-size:34px;color:var(--accent);margin-bottom:16px}
.empty-state h3{font-size:20px;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:14.5px;margin-bottom:22px}

/* ---------- 文末区 ---------- */
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 0;padding-top:28px;border-top:1px solid var(--line-2)}
.tag{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;font-size:13px;color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--line);transition:.2s}
.tag:hover{color:var(--accent);border-color:rgba(43,232,200,.4)}
.tag i{font-size:11px}

.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:32px 0 0}
.post-nav a{display:block;padding:20px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--card);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.post-nav a:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35);box-shadow:var(--shadow-card)}
.post-nav .label{font-size:12.5px;letter-spacing:.5px;color:var(--text-3)}
.post-nav h4{margin-top:9px;font-size:16px;font-weight:600;line-height:1.55}
.post-nav .next{text-align:right}

/* ---------- 区块与卡片 ---------- */
.section{margin-top:64px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px}
.section-head h2{font-size:clamp(20px,2.4vw,27px);letter-spacing:-.3px}
.section-head .line{flex:1;height:1px;background:linear-gradient(90deg,rgba(43,232,200,.45),transparent);margin-bottom:9px}
.section-head .more{font-size:14px;color:var(--text-2);white-space:nowrap}
.section-head .more:hover{color:var(--accent)}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{position:relative;display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-md);border:1px solid var(--line);background:var(--card);backdrop-filter:blur(14px);box-shadow:var(--shadow-card);transition:transform .28s ease,border-color .28s ease}
.post-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0B1A22,#123240)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.post-card:hover .card-media img{transform:scale(1.03)}
.badge{position:absolute;left:12px;top:12px;padding:4px 11px;border-radius:999px;font-size:12px;letter-spacing:.4px;background:rgba(7,15,22,.78);border:1px solid rgba(43,232,200,.3);color:var(--accent);backdrop-filter:blur(6px)}
.badge.hot{background:rgba(255,176,32,.16);border-color:rgba(255,176,32,.4);color:var(--amber)}
.card-body{display:flex;flex:1;flex-direction:column;gap:10px;padding:18px 18px 20px}
.card-body h3{font-size:17px;font-weight:600;line-height:1.55}
.post-card:hover .card-body h3{color:var(--accent)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-body .desc{font-size:14px;line-height:1.75;color:var(--text-2)}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}
.card-meta .num{font-family:var(--mono);color:var(--amber)}
.card-meta .go{color:var(--text-2)}
.post-card:hover .card-meta .go{color:var(--accent)}

.cta-band{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;padding:38px 40px;border-radius:var(--r-lg);border:1px solid var(--line);background-image:linear-gradient(120deg,rgba(43,232,200,.14),rgba(255,77,141,.08)),url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center}
.cta-band h2{font-size:clamp(20px,2.3vw,26px)}
.cta-band p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:88px;padding-top:62px;background:#060C12;border-top:1px solid var(--line-2)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px;padding-bottom:38px}
.footer-brand p{margin-top:16px;max-width:330px;font-size:14px;line-height:1.85;color:var(--text-2)}
.footer-col h4{font-size:15px;margin-bottom:16px;letter-spacing:.2px}
.footer-col li{margin-bottom:11px}
.footer-col a{position:relative;font-size:14px;color:var(--text-2)}
.footer-col a::after{content:"";position:absolute;left:0;bottom:-3px;width:0;height:1px;background:var(--accent);transition:width .25s ease}
.footer-col a:hover{color:var(--accent)}
.footer-col a:hover::after{width:100%}
.footer-contact p{display:flex;gap:10px;margin-bottom:11px;font-size:14px;line-height:1.7;color:var(--text-2)}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:13px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:20px 0;border-top:1px solid var(--line-2);font-size:13px;color:var(--text-3)}

.to-top{position:fixed;right:24px;bottom:28px;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(43,232,200,.12);border:1px solid rgba(43,232,200,.35);color:var(--accent);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .3s ease,visibility .3s ease,transform .3s ease;z-index:55}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:rgba(43,232,200,.22)}

@media (max-width:1024px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .brand-search{max-width:300px}
}
@media (max-width:768px){
  .shell{padding:0 24px}
  .brand-search{display:none}
  .nav-toggle{display:grid}
  .article-banner{padding:30px 22px;border-radius:var(--r-md)}
  .page-main{padding:24px 0 64px}
  .section{margin-top:48px}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{text-align:left}
  .cta-band{padding:28px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .breadcrumb .current{max-width:70vw}
  .to-top{right:16px;bottom:20px}
}
@media (max-width:520px){
  .shell{padding:0 16px}
  .card-grid{grid-template-columns:1fr}
  .article-body{font-size:15.5px}
  .brand-logo{font-size:16px}
  .brand-logo span:last-child{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .btn{padding:10px 16px;font-size:14.5px}
  .cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category1 */
:root{
  --bg:#070F16;
  --bg-2:#0B1A22;
  --footer-bg:#060C12;
  --card:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.09);
  --line-hover:rgba(43,232,200,.35);
  --accent:#2BE8C8;
  --accent-deep:#16B49C;
  --amber:#FFB020;
  --magenta:#FF4D8D;
  --text:#E9F4F5;
  --text-2:#9DB3B9;
  --text-3:#6B8288;
  --divider:#16303A;
  --radius-card:16px;
  --radius-btn:12px;
  --shadow-card:0 20px 40px -24px rgba(0,0,0,.7);
  --shadow-glow:0 0 0 1px rgba(43,232,200,.35),0 12px 32px -10px rgba(43,232,200,.55);
  --gap:24px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*,*::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",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-primary{
  background:linear-gradient(135deg,#2BE8C8,#16B49C);color:#04211C;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(43,232,200,.5),0 20px 46px -12px rgba(43,232,200,.75)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(43,232,200,.3),0 6px 18px -8px rgba(43,232,200,.45)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--line-hover);color:var(--accent);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-block{width:100%}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(7,15,22,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--divider);
}
.brand-bar{display:flex;align-items:center;gap:22px;height:68px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;white-space:nowrap}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,#2BE8C8,#0E8F7C);color:#04211C;font-size:15px;
  box-shadow:0 0 0 1px rgba(43,232,200,.35),0 10px 24px -12px rgba(43,232,200,.7);
}
.brand-search{position:relative;display:flex;align-items:center;flex:1;max-width:420px}
.brand-search i{position:absolute;left:14px;color:var(--text-3);font-size:13px}
.brand-search input{
  width:100%;height:40px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);padding:0 14px 0 36px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.brand-search input::placeholder{color:var(--text-3);font-size:14px}
.brand-search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,232,200,.15)}
.brand-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);cursor:pointer;
}
.channel-bar{background:rgba(11,26,34,.72);border-top:1px solid rgba(255,255,255,.04)}
.channel-inner{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:14.5px;color:var(--text-2);
  white-space:nowrap;transition:color .18s ease,background .18s ease;
}
.channel-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.channel-link.active{
  color:var(--accent);background:rgba(43,232,200,.1);
  box-shadow:inset 0 -2px 0 var(--accent);
}
.mobile-drawer{
  position:fixed;inset:68px 0 0 0;z-index:65;background:rgba(4,10,14,.72);
  backdrop-filter:blur(6px);opacity:0;pointer-events:none;transition:opacity .2s ease;
}
.mobile-drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{
  background:var(--bg-2);border-bottom:1px solid var(--divider);padding:20px 0 26px;
  transform:translateY(-12px);transition:transform .22s ease;
}
.mobile-drawer.open .drawer-panel{transform:translateY(0)}
.drawer-panel h4{font-size:13px;letter-spacing:.6px;color:var(--text-3);font-weight:600;margin-bottom:10px}
.drawer-panel a{
  display:block;padding:11px 0;font-size:15.5px;color:var(--text-2);
  border-bottom:1px dashed rgba(255,255,255,.06);
}
.drawer-panel a.active{color:var(--accent)}

/* ---------- 内页首屏 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--divider)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  opacity:.26;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,15,22,.55) 0%,rgba(7,15,22,.92) 72%,var(--bg) 100%);
}
.page-hero .shell{position:relative;z-index:2;padding-top:34px;padding-bottom:52px}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb i{font-size:10px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(43,232,200,.1);border:1px solid rgba(43,232,200,.28);
  color:var(--accent);font-size:12.5px;letter-spacing:.5px;margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(30px,4.6vw,54px);font-weight:800;letter-spacing:-.5px;max-width:900px;
}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{
  margin-top:18px;max-width:720px;font-size:17px;color:var(--text-2);
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);font-size:13px;color:var(--text-2);
}
.chip b{color:var(--text);font-weight:600}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px rgba(43,232,200,.9)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section-tight{padding-top:72px}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:36px;flex-wrap:wrap;
}
.section-head .line{
  flex:1;height:1px;background:linear-gradient(90deg,var(--divider),transparent);margin-bottom:10px;
}
.section-title{position:relative;padding-left:16px;font-size:clamp(22px,2.6vw,34px);font-weight:700}
.section-title::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--accent),var(--accent-deep));
}
.section-desc{margin-top:10px;font-size:15px;color:var(--text-2);max-width:640px}
.section-more{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.section-more:hover{color:var(--accent)}

/* ---------- 卡片 ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-card);overflow:hidden;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  display:flex;flex-direction:column;height:100%;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-hover)}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,#0B1A22,#123240)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,15,22,.05) 40%,rgba(7,15,22,.75));
}
.badge{
  position:absolute;top:12px;left:12px;z-index:3;
  display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.4px;
  background:rgba(43,232,200,.16);border:1px solid rgba(43,232,200,.4);color:var(--accent);
  backdrop-filter:blur(8px);
}
.badge-amber{background:rgba(255,176,32,.16);border-color:rgba(255,176,32,.45);color:var(--amber)}
.badge-magenta{background:rgba(255,77,141,.18);border-color:rgba(255,77,141,.45);color:#FF87B2}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card-title{font-size:19px;font-weight:600;margin-bottom:10px}
.card:hover .card-title{color:var(--accent)}
.card-text{
  font-size:14.5px;color:var(--text-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.06);
}
.stamp{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:13px;color:var(--amber);display:inline-flex;align-items:center;gap:6px}
.link-arrow{font-size:13.5px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px;position:relative}
.link-arrow::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;background:var(--accent);
  transition:width .22s ease;
}
.link-arrow:hover{color:var(--accent)}
.link-arrow:hover::after{width:100%}

/* ---------- 分类页 1：左两列大卡 + 右窄侧栏 ---------- */
.split-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:var(--gap);align-items:start}
.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.feature-grid .card-media{aspect-ratio:16/10}
.sidebar{display:flex;flex-direction:column;gap:var(--gap);position:sticky;top:132px}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-card);padding:20px;
}
.side-title{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:14px}
.side-title i{color:var(--accent);font-size:14px}
.rank-list li{display:flex;align-items:flex-start;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.07)}
.rank-list li:last-child{border-bottom:0}
.rank-no{
  flex:0 0 22px;height:22px;border-radius:7px;display:grid;place-items:center;
  font-family:var(--mono);font-size:12px;font-weight:700;background:rgba(255,255,255,.06);color:var(--text-2);
}
.rank-list li:nth-child(1) .rank-no{background:linear-gradient(135deg,#2BE8C8,#16B49C);color:#04211C}
.rank-list li:nth-child(2) .rank-no{background:rgba(43,232,200,.2);color:var(--accent)}
.rank-list li:nth-child(3) .rank-no{background:rgba(255,176,32,.2);color:var(--amber)}
.rank-name{font-size:14.5px;line-height:1.6;flex:1}
.rank-name:hover{color:var(--accent)}
.rank-heat{font-family:var(--mono);font-size:12.5px;color:var(--text-3);white-space:nowrap;padding-top:2px}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:12.5px;padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.045);border:1px solid var(--line);color:var(--text-2);
  transition:.18s ease;
}
.tag:hover{color:var(--accent);border-color:var(--line-hover);background:rgba(43,232,200,.08)}
.side-note{font-size:13.5px;color:var(--text-3);line-height:1.8;margin-bottom:14px}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;gap:10px;margin-top:34px;flex-wrap:wrap}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;border-radius:12px;display:inline-flex;
  align-items:center;justify-content:center;font-size:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2);
  transition:.18s ease;
}
.pager a:hover{color:var(--accent);border-color:var(--line-hover);transform:translateY(-2px)}
.pager .current{
  background:linear-gradient(135deg,#2BE8C8,#16B49C);color:#04211C;font-weight:700;
  border-color:transparent;box-shadow:0 10px 24px -12px rgba(43,232,200,.75);
}
.pager .pager-info{margin-left:auto;border:0;background:none;color:var(--text-3);font-family:var(--mono);font-size:13px}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap)}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius-card);
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--line);transition:.22s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-hover)}
.step-no{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.step-no::after{content:"";width:26px;height:1px;background:rgba(43,232,200,.5)}
.step-title{font-size:17px;font-weight:600;margin-bottom:8px}
.step-text{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--gap);
  padding:30px 28px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(43,232,200,.08),rgba(255,255,255,.02) 55%,rgba(255,176,32,.06));
}
.stat-item{text-align:left}
.stat-num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-size:clamp(24px,3vw,34px);font-weight:700;color:var(--text)}
.stat-num span{font-size:15px;color:var(--accent);margin-left:4px}
.stat-label{margin-top:6px;font-size:13.5px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--card);backdrop-filter:blur(14px);overflow:hidden;transition:border-color .2s ease;
}
.faq-item.open{border-color:var(--line-hover)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:none;border:0;color:var(--text);text-align:left;
  font-size:16.5px;font-weight:600;cursor:pointer;
}
.faq-q i{color:var(--accent);transition:transform .2s ease;font-size:14px}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease}
.faq-item.open .faq-a{max-height:420px}
.faq-a p{padding:0 22px 22px 22px;font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ---------- CTA + 表单 ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:22px;border:1px solid var(--line);
  padding:44px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:36px;align-items:center;
  background:linear-gradient(130deg,rgba(43,232,200,.1),rgba(11,26,34,.6) 45%,rgba(255,77,141,.08));
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,232,200,.22),transparent 68%);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;position:relative}
.cta-panel p{margin-top:12px;color:var(--text-2);font-size:15px;position:relative;max-width:520px}
.form-row{display:flex;gap:12px;position:relative;flex-wrap:wrap}
.field{flex:1;min-width:180px;position:relative}
.field input{
  width:100%;height:46px;border-radius:12px;border:1px solid var(--line);
  background:rgba(4,10,14,.55);color:var(--text);padding:0 16px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(43,232,200,.16)}
.field.error input{border-color:var(--magenta);box-shadow:0 0 0 3px rgba(255,77,141,.15)}
.form-note{margin-top:12px;font-size:13px;color:var(--text-3);position:relative}
.form-msg{margin-top:12px;font-size:13.5px;display:none;position:relative}
.form-msg.ok{display:block;color:var(--accent)}
.form-msg.bad{display:block;color:#FF87B2}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--footer-bg);border-top:1px solid var(--divider);padding:64px 0 28px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-3);transition:color .18s ease}
.footer-col a:hover{color:var(--accent)}
.footer-contact p{display:flex;gap:10px;font-size:14px;color:var(--text-3);margin-bottom:12px;line-height:1.7}
.footer-contact i{color:var(--accent);margin-top:4px;font-size:13px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--divider);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:80;width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;border:1px solid var(--line);cursor:pointer;
  background:rgba(11,26,34,.85);color:var(--accent);backdrop-filter:blur(10px);
  opacity:0;pointer-events:none;transform:translateY(10px);transition:.22s ease;
  box-shadow:var(--shadow-card);
}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{border-color:var(--line-hover);transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .split-layout{grid-template-columns:minmax(0,1fr)}
  .sidebar{position:static}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-panel{grid-template-columns:minmax(0,1fr);padding:34px}
}
@media (max-width:768px){
  .shell{padding:0 24px}
  .brand-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .channel-inner{
    -webkit-mask-image:linear-gradient(90deg,transparent,#000 10px,#000 calc(100% - 10px),transparent);
    mask-image:linear-gradient(90deg,transparent,#000 10px,#000 calc(100% - 10px),transparent);
  }
  .section{padding:56px 0}
  .feature-grid{grid-template-columns:minmax(0,1fr)}
  .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));padding:24px}
  .page-hero .shell{padding-top:26px;padding-bottom:40px}
  .hero-lead{font-size:15.5px}
}
@media (max-width:520px){
  .shell{padding:0 16px}
  .brand-logo{font-size:15.5px}
  .brand-actions .btn{display:none}
  .steps{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .cta-panel{padding:26px 20px}
  .pager a,.pager span{min-width:38px;height:38px;padding:0 12px}
  .pager .pager-info{width:100%;margin-left:0}
}

/* roulang page: category3 */
:root{
  --bg:#070F16;
  --bg-2:#0B1A22;
  --bg-3:#060C12;
  --card:rgba(255,255,255,.05);
  --card-2:rgba(255,255,255,.035);
  --line:#16303A;
  --line-2:rgba(255,255,255,.09);
  --primary:#2BE8C8;
  --primary-dark:#16B49C;
  --amber:#FFB020;
  --magenta:#FF4D8D;
  --text:#E9F4F5;
  --text-2:#9DB3B9;
  --text-3:#6B8288;
  --r-card:16px;
  --r-btn:12px;
  --shadow:0 20px 40px -24px rgba(0,0,0,.7);
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*,*::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,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.1px;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(700px 380px at 12% -6%,rgba(43,232,200,.13),transparent 65%),
    radial-gradient(620px 420px at 92% 4%,rgba(255,77,141,.08),transparent 68%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:1;
}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums;}
.section{padding:96px 0;position:relative;z-index:1;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,34px);
  font-weight:700;
  display:flex;
  align-items:center;
  gap:12px;
}
.section-head h2::before{
  content:"";
  width:5px;
  height:26px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(43,232,200,.15));
  display:inline-block;
}
.section-head .head-line{
  flex:1;
  height:1px;
  background:linear-gradient(90deg,rgba(43,232,200,.32),transparent);
  margin-left:8px;
  align-self:center;
}
.section-head p{color:var(--text-2);font-size:15px;max-width:560px;}
.link-more{
  color:var(--primary);
  font-size:14px;
  white-space:nowrap;
  position:relative;
  padding-bottom:2px;
}
.link-more::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:1px;
  background:var(--primary);
  transition:width .25s ease;
}
.link-more:hover::after{width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,15,22,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand-bar{
  display:flex;
  align-items:center;
  gap:24px;
  height:68px;
}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--text);
  white-space:nowrap;
}
.brand-logo:hover{color:var(--primary);}
.brand-mark{
  width:34px;height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,rgba(43,232,200,.9),rgba(22,180,156,.55));
  color:#04120F;
  font-size:15px;
  box-shadow:0 0 0 1px rgba(43,232,200,.3),0 10px 24px -12px rgba(43,232,200,.6);
  flex:0 0 auto;
}
.brand-search{
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
  gap:10px;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  background:var(--card);
  border:1px solid var(--line-2);
  color:var(--text-3);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.brand-search:focus-within{
  border-color:rgba(43,232,200,.55);
  box-shadow:0 0 0 3px rgba(43,232,200,.12);
}
.brand-search input{
  flex:1;
  background:transparent;
  border:0;
  outline:none;
  font-size:14px;
  color:var(--text);
}
.brand-search input::placeholder{color:var(--text-3);}
.brand-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:var(--card);
  border:1px solid var(--line-2);
  cursor:pointer;
  color:var(--text-2);
  transition:color .2s ease,border-color .2s ease;
}
.nav-toggle:hover{color:var(--primary);border-color:rgba(43,232,200,.35);}
.channel-bar{
  border-top:1px solid rgba(255,255,255,.05);
  background:rgba(11,26,34,.7);
}
.channel-inner{
  display:flex;
  align-items:center;
  gap:6px;
  height:48px;
  overflow-x:auto;
  scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{
  flex:0 0 auto;
  padding:6px 14px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--text-2);
  position:relative;
  transition:color .2s ease,background .2s ease;
}
.channel-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.channel-link.active{
  color:var(--primary);
  background:rgba(43,232,200,.1);
  font-weight:600;
}
.channel-link.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(43,232,200,.8);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04120F;
  box-shadow:0 0 0 1px rgba(43,232,200,.35),0 12px 32px -10px rgba(43,232,200,.55);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(43,232,200,.5),0 18px 42px -10px rgba(43,232,200,.7);
}
.btn-primary:active{transform:translateY(1px) scale(.995);box-shadow:0 0 0 1px rgba(43,232,200,.35),0 8px 20px -12px rgba(43,232,200,.5);}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:rgba(43,232,200,.35);
  color:var(--primary);
}
.btn-ghost:hover{
  background:rgba(43,232,200,.1);
  border-color:rgba(43,232,200,.6);
  transform:translateY(-2px);
}
.btn-dark{
  background:rgba(255,255,255,.06);
  border-color:var(--line-2);
  color:var(--text-2);
}
.btn-dark:hover{color:var(--text);border-color:rgba(43,232,200,.35);transform:translateY(-2px);}

/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:18px;
}
.crumb a:hover{color:var(--primary);}
.crumb i{font-size:10px;color:var(--text-3);}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(100deg,rgba(7,15,22,.96) 0%,rgba(7,15,22,.82) 45%,rgba(7,15,22,.6) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center right;
  opacity:.85;
  z-index:0;
}
.page-hero .shell{position:relative;z-index:1;}
.page-hero h1{
  font-size:clamp(30px,4.6vw,54px);
  font-weight:800;
  letter-spacing:-.5px;
  line-height:1.24;
  max-width:900px;
}
.lead{
  margin-top:18px;
  max-width:760px;
  color:var(--text-2);
  font-size:16.5px;
  line-height:1.8;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-top:26px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-2);
  font-size:12.5px;
  letter-spacing:.5px;
  color:var(--text-2);
}
.tag-hot{color:var(--amber);border-color:rgba(255,176,32,.35);background:rgba(255,176,32,.08);}
.tag-new{color:var(--magenta);border-color:rgba(255,77,141,.35);background:rgba(255,77,141,.08);}
.tag-ok{color:var(--primary);border-color:rgba(43,232,200,.35);background:rgba(43,232,200,.08);}
.hero-meta .stamp{font-size:13px;color:var(--text-3);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ---------- pin card ---------- */
.pin-card{
  display:grid;
  grid-template-columns:1.02fr 1fr;
  gap:0;
  background:var(--card);
  border:1px solid var(--line-2);
  border-radius:var(--r-card);
  overflow:hidden;
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  transition:border-color .25s ease,transform .25s ease;
}
.pin-card:hover{border-color:rgba(43,232,200,.35);transform:translateY(-4px);}
.pin-media{position:relative;min-height:320px;overflow:hidden;}
.pin-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.pin-card:hover .pin-media img{transform:scale(1.03);}
.pin-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,15,22,.15),rgba(7,15,22,.75));
}
.pin-body{padding:38px 40px;display:flex;flex-direction:column;justify-content:center;gap:16px;}
.pin-body h2{font-size:clamp(20px,2.2vw,28px);line-height:1.38;}
.pin-body p{color:var(--text-2);font-size:15.5px;}
.pin-list{display:flex;flex-direction:column;gap:10px;margin-top:4px;}
.pin-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--text-2);
}
.pin-list i{color:var(--primary);font-size:13px;margin-top:6px;}
.pin-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:8px;}

/* ---------- compact grid ---------- */
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.card{
  background:var(--card);
  border:1px solid var(--line-2);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#0B1A22,#07131A);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.badge{
  position:absolute;
  top:12px;left:12px;
  padding:4px 10px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.5px;
  background:rgba(7,15,22,.78);
  border:1px solid rgba(43,232,200,.35);
  color:var(--primary);
  backdrop-filter:blur(6px);
}
.badge-amber{color:var(--amber);border-color:rgba(255,176,32,.4);}
.badge-pink{color:var(--magenta);border-color:rgba(255,77,141,.4);}
.card-body{padding:20px 20px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.card-body p{
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.7;
  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 rgba(255,255,255,.06);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12.5px;
  color:var(--text-3);
}
.card-foot .mono{letter-spacing:.4px;}

/* ---------- steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:26px 22px;
  border-radius:var(--r-card);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--line-2);
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:rgba(43,232,200,.35);transform:translateY(-4px);}
.step-num{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:1px;
  color:var(--primary);
  padding:3px 10px;
  border-radius:999px;
  background:rgba(43,232,200,.1);
  border:1px solid rgba(43,232,200,.3);
  display:inline-block;
}
.step h3{font-size:17px;margin:16px 0 8px;font-weight:600;}
.step p{font-size:14.5px;color:var(--text-2);line-height:1.72;}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:14px;}
.faq-item{
  border:1px solid var(--line-2);
  border-radius:var(--r-card);
  background:var(--card-2);
  overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item[open]{border-color:rgba(43,232,200,.35);background:rgba(43,232,200,.045);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary h3{font-size:16.5px;font-weight:600;line-height:1.5;}
.faq-icon{
  flex:0 0 auto;
  width:28px;height:28px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid rgba(43,232,200,.4);
  color:var(--primary);
  font-size:13px;
  transition:transform .2s ease,background .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:rgba(43,232,200,.14);}
.faq-body{
  padding:0 24px 22px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
  border-top:1px solid rgba(255,255,255,.06);
  margin-top:-2px;
  padding-top:16px;
}
.faq-body strong{color:var(--text);font-weight:600;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;
  border-radius:22px;
  padding:52px 48px;
  background:
    linear-gradient(115deg,rgba(43,232,200,.14),rgba(255,77,141,.08) 60%,rgba(7,15,22,.2)),
    var(--bg-2);
  border:1px solid rgba(43,232,200,.24);
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(43,232,200,.22),transparent 68%);
}
.cta-band h2{font-size:clamp(21px,2.4vw,30px);position:relative;z-index:1;}
.cta-band p{margin-top:14px;max-width:640px;color:var(--text-2);position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:1;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:24px;
  background:var(--bg-3);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:36px;
}
.footer-brand p{
  margin-top:16px;
  color:var(--text-3);
  font-size:13.5px;
  line-height:1.8;
  max-width:340px;
}
.footer-col h4{
  font-size:14.5px;
  font-weight:600;
  margin-bottom:16px;
  color:var(--text);
  letter-spacing:.4px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--text-3);
}
.footer-col a:hover{color:var(--primary);}
.footer-contact p{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:12px;
  line-height:1.7;
}
.footer-contact i{color:var(--primary);font-size:13px;margin-top:6px;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- to top ---------- */
.to-top{
  position:fixed;
  right:24px;bottom:28px;
  width:44px;height:44px;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(11,26,34,.9);
  border:1px solid rgba(43,232,200,.35);
  color:var(--primary);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  z-index:70;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:rgba(43,232,200,.14);}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .shell{padding:0 24px;}
  .section{padding:72px 0;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .pin-card{grid-template-columns:1fr;}
  .pin-media{min-height:240px;}
  .pin-body{padding:30px 28px;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .brand-search{max-width:300px;}
}
@media (max-width:768px){
  .brand-bar{height:64px;gap:14px;}
  .brand-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .channel-bar{display:none;}
  .channel-bar.open{display:block;}
  .channel-inner{
    flex-direction:column;
    align-items:stretch;
    height:auto;
    gap:4px;
    padding:10px 0 14px;
    overflow:visible;
  }
  .channel-link{padding:11px 14px;border-radius:12px;}
  .channel-link.active::after{display:none;}
  .page-hero{padding:52px 0 46px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head .head-line{display:none;}
  .cta-band{padding:34px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:640px){
  .grid-3{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .btn{width:100%;}
  .hero-actions .btn,.cta-actions .btn,.pin-foot .btn{width:100%;}
  .to-top{right:16px;bottom:18px;}
}

/* roulang page: category2 */
:root{
  --bg:#070F16;
  --bg-2:#0B1A22;
  --bg-3:#060C12;
  --card:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.09);
  --line-2:#16303A;
  --primary:#2BE8C8;
  --primary-dark:#16B49C;
  --amber:#FFB020;
  --magenta:#FF4D8D;
  --text:#E9F4F5;
  --text-2:#9DB3B9;
  --text-3:#6B8288;
  --radius:16px;
  --radius-sm:12px;
  --shadow:0 20px 40px -24px rgba(0,0,0,.7);
  --container:1200px;
  --tnum:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 10% -12%,rgba(43,232,200,.10),transparent 62%),
    radial-gradient(760px 460px at 94% 2%,rgba(255,176,32,.055),transparent 60%);
  background-repeat:no-repeat;
  background-attachment:fixed;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
.tnum{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";letter-spacing:.2px}
.shell{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(7,15,22,.88);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.brand-bar{height:68px;display:flex;align-items:center;gap:20px}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
.brand-logo:hover{color:var(--primary)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-dark));
  color:#04201c;font-size:14px;
  box-shadow:0 0 0 1px rgba(43,232,200,.35),0 10px 24px -12px rgba(43,232,200,.85);
}
.brand-search{
  margin-left:auto;flex:0 1 400px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 14px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-3);
  transition:border-color .2s,box-shadow .2s;
}
.brand-search input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--text);font-size:14px}
.brand-search input::placeholder{color:var(--text-3)}
.brand-search:focus-within{border-color:rgba(43,232,200,.55);box-shadow:0 0 0 3px rgba(43,232,200,.12)}
.brand-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text);font-size:16px;
}
.channel-bar{border-top:1px solid var(--line);background:rgba(11,26,34,.5)}
.channel-inner{display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-link{
  position:relative;padding:7px 15px;border-radius:999px;font-size:14px;color:var(--text-2);
  white-space:nowrap;transition:color .2s,background .2s;
}
.channel-link:hover{color:var(--primary);background:rgba(43,232,200,.08)}
.channel-link.active{color:var(--primary);background:rgba(43,232,200,.10)}
.channel-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:-13px;height:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(43,232,200,.9);border-radius:2px;
}
.nav-drawer{
  display:none;position:fixed;left:0;right:0;top:68px;z-index:65;
  padding:14px 20px 20px;background:rgba(6,12,18,.98);
  border-bottom:1px solid var(--line);
  transform:translateY(-10px);opacity:0;pointer-events:none;
  transition:opacity .22s ease,transform .22s ease;
}
.nav-drawer.open{opacity:1;transform:translateY(0);pointer-events:auto}
.drawer-link{display:block;padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:15px}
.drawer-link:hover,.drawer-link.active{color:var(--primary);background:rgba(43,232,200,.09)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--radius-sm);
  padding:12px 22px;font-size:15px;font-weight:600;
  transition:transform .18s ease,box-shadow .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-primary{
  background:linear-gradient(140deg,var(--primary),var(--primary-dark));color:#04201c;
  box-shadow:0 0 0 1px rgba(43,232,200,.35),0 12px 32px -10px rgba(43,232,200,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,232,200,.55),0 18px 44px -12px rgba(43,232,200,.8)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(43,232,200,.3),0 8px 20px -12px rgba(43,232,200,.5)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:rgba(43,232,200,.5);color:var(--primary);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary)}
.link-arrow i{transition:transform .2s ease}
.link-arrow:hover i{transform:translateX(4px)}
.text-link{position:relative;color:var(--text-2)}
.text-link::after{
  content:"";position:absolute;left:0;bottom:-3px;width:100%;height:1px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.text-link:hover{color:var(--primary)}
.text-link:hover::after{transform:scaleX(1)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.5px;line-height:1.6;
  border:1px solid transparent;
}
.badge-live{color:#052e28;background:linear-gradient(140deg,#2BE8C8,#16B49C)}
.badge-soon{color:#3a2500;background:linear-gradient(140deg,#FFD07A,#FFB020)}
.badge-end{color:var(--text-3);background:rgba(255,255,255,.06);border-color:var(--line)}
.badge-new{color:#fff;background:linear-gradient(140deg,#FF4D8D,#c62d68)}
.badge-soft{color:var(--primary);background:rgba(43,232,200,.10);border-color:rgba(43,232,200,.28)}

/* ============ 内页 Hero ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;opacity:.30;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,15,22,.96) 6%,rgba(7,15,22,.78) 46%,rgba(7,15,22,.42) 100%);
}
.page-hero .hero-inner{position:relative;z-index:2;padding:34px 0 52px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{font-size:10px}
.page-hero h1{
  font-size:clamp(30px,4.6vw,54px);font-weight:800;letter-spacing:-.5px;
  line-height:1.2;max-width:900px;
}
.page-hero .lede{max-width:680px;margin:18px 0 0;color:var(--text-2);font-size:16px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:34px;max-width:720px}
.stat{
  padding:16px 18px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(255,255,255,.045);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.stat strong{display:block;font-family:var(--tnum);font-size:26px;font-weight:800;color:var(--primary);line-height:1.2}
.stat span{display:block;margin-top:2px;font-size:13px;color:var(--text-2)}

/* ============ 板块 ============ */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-alt{background:linear-gradient(180deg,rgba(11,26,34,.72),rgba(7,15,22,0))}
.sec-head{display:flex;align-items:flex-end;gap:24px;margin-bottom:34px}
.sec-head-main h2{font-size:clamp(22px,2.6vw,34px);font-weight:700;display:flex;align-items:center;gap:12px}
.sec-head-main h2::before{
  content:"";flex:0 0 6px;width:6px;height:.92em;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--primary-dark));
}
.sec-head-main p{margin:10px 0 0;color:var(--text-2);font-size:15px;max-width:660px}
.sec-line{flex:1 1 auto;height:1px;background:linear-gradient(90deg,rgba(43,232,200,.4),transparent)}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-top:4px}
.timeline::before{
  content:"";position:absolute;left:11px;top:14px;bottom:26px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(43,232,200,.55),rgba(43,232,200,.12) 55%,rgba(43,232,200,.02));
}
.tl-item{
  position:relative;display:grid;grid-template-columns:132px minmax(0,1fr);
  gap:22px;padding:0 0 24px 44px;
}
.tl-item::after{
  content:"";position:absolute;left:4px;top:8px;width:16px;height:16px;border-radius:50%;
  background:#07131a;border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(43,232,200,.12);
}
.tl-item.is-soon::after{border-color:var(--amber);box-shadow:0 0 0 4px rgba(255,176,32,.12)}
.tl-item.is-end::after{border-color:var(--line-2);box-shadow:none}
.tl-time{display:flex;flex-direction:column;gap:2px;padding-top:6px}
.tl-date{font-family:var(--tnum);font-size:19px;font-weight:800;color:var(--amber);letter-spacing:.5px}
.tl-clock{font-family:var(--tnum);font-size:13px;color:var(--text-3)}
.tl-card{
  padding:20px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--card);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .25s ease;
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35);box-shadow:0 26px 50px -26px rgba(0,0,0,.85)}
.tl-card.is-muted{background:rgba(255,255,255,.028);border-color:rgba(255,255,255,.06)}
.tl-head{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.tl-head h3{font-size:19px;font-weight:600}
.tl-desc{color:var(--text-2);font-size:15px;margin:0}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:14px;font-size:13px;color:var(--text-3)}
.tl-meta span{display:inline-flex;align-items:center;gap:6px}
.tl-meta .tnum{color:var(--text-2)}
.tl-meta .link-arrow{margin-left:auto}
.tl-thumb{
  margin-top:14px;border-radius:12px;overflow:hidden;border:1px solid var(--line);max-width:420px;
}
.tl-thumb img{width:100%;aspect-ratio:16/7;object-fit:cover;transition:transform .4s ease}
.tl-thumb:hover img{transform:scale(1.03)}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.step{
  padding:22px 20px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:transform .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35)}
.step-no{
  font-family:var(--tnum);font-size:13px;font-weight:700;color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:10px;margin-bottom:14px;
  background:rgba(43,232,200,.10);border:1px solid rgba(43,232,200,.28);
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{margin:0;color:var(--text-2);font-size:14px}

/* ============ 场景列表 ============ */
.scene-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 26px}
.scene{
  display:flex;gap:14px;padding:16px 18px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(255,255,255,.035);
  transition:border-color .2s,background .2s;
}
.scene:hover{border-color:rgba(43,232,200,.32);background:rgba(43,232,200,.05)}
.scene i{color:var(--primary);font-size:16px;margin-top:5px}
.scene h3{font-size:16px;font-weight:600;margin-bottom:4px}
.scene p{margin:0;font-size:14px;color:var(--text-2)}

/* ============ 提示条 ============ */
.notice{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--radius);
  border:1px solid rgba(255,176,32,.28);background:rgba(255,176,32,.07);
}
.notice i{color:var(--amber);font-size:17px;margin-top:5px}
.notice h3{font-size:16px;font-weight:600;margin-bottom:4px}
.notice p{margin:0;font-size:14px;color:var(--text-2)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(255,255,255,.035);overflow:hidden}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;color:var(--text);
  font-size:16px;font-weight:600;text-align:left;
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:rgba(43,232,200,.10);color:var(--primary);font-size:12px;
  transition:transform .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.faq-a p{margin:0;padding:0 22px 20px 22px;color:var(--text-2);font-size:15px}

/* ============ CTA 区块 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;padding:46px 42px;
  border:1px solid rgba(43,232,200,.24);
  background:linear-gradient(120deg,rgba(43,232,200,.14),rgba(11,26,34,.7) 46%,rgba(255,77,141,.08));
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,232,200,.28),transparent 65%);
}
.cta-band h2{position:relative;font-size:clamp(22px,2.6vw,32px);font-weight:700;max-width:640px}
.cta-band p{position:relative;margin:14px 0 0;color:var(--text-2);max-width:660px;font-size:15px}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}

/* ============ 分页 ============ */
.pager{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:34px}
.pager a,.pager span.pg{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 12px;border-radius:10px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  font-size:14px;color:var(--text-2);font-family:var(--tnum);
  transition:border-color .2s,color .2s,background .2s;
}
.pager a:hover{border-color:rgba(43,232,200,.45);color:var(--primary)}
.pager .current{background:linear-gradient(140deg,var(--primary),var(--primary-dark));color:#04201c;border-color:transparent;font-weight:700}
.pager .pg-info{border:0;background:none;color:var(--text-3);font-family:inherit;font-size:13px;padding-left:4px}

/* ============ 分类快捷入口 ============ */
.channel-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.ch-card{
  display:block;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--card);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:transform .22s ease,border-color .22s ease;
}
.ch-card:hover{transform:translateY(-4px);border-color:rgba(43,232,200,.35)}
.ch-card .ch-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.ch-card .ch-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.ch-card:hover .ch-media img{transform:scale(1.03)}
.ch-card .ch-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,15,22,0) 40%,rgba(7,15,22,.85))}
.ch-card .ch-body{padding:18px 20px 22px}
.ch-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.ch-card p{margin:0;font-size:14px;color:var(--text-2)}
.ch-card .link-arrow{margin-top:14px}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 40px}
.footer-brand p{margin:16px 0 0;color:var(--text-2);font-size:14px;max-width:360px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-contact p{display:flex;gap:10px;margin:0 0 12px;color:var(--text-2);font-size:14px}
.footer-contact i{color:var(--primary);margin-top:5px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:20px 0 34px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ============ 返回顶部 ============ */
.back-top{
  position:fixed;right:24px;bottom:28px;z-index:60;
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(11,26,34,.92);color:var(--primary);font-size:15px;
  display:grid;place-items:center;opacity:0;pointer-events:none;
  transition:opacity .25s ease,transform .25s ease,border-color .2s;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{transform:translateY(-3px);border-color:rgba(43,232,200,.5)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .shell{padding:0 24px}
  .section{padding:72px 0}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;padding:52px 0 32px}
  .brand-search{flex-basis:280px}
}
@media (max-width:768px){
  .shell{padding:0 20px}
  html body{font-size:15.5px}
  .brand-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-drawer{display:block}
  .channel-bar{display:none}
  .page-hero .hero-inner{padding:26px 0 42px}
  .page-hero h1{max-width:100%}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .sec-line{width:100%}
  .timeline::before{left:7px}
  .tl-item{grid-template-columns:1fr;gap:10px;padding-left:32px}
  .tl-item::after{left:0;width:15px;height:15px}
  .tl-time{flex-direction:row;align-items:baseline;gap:10px;padding-top:0}
  .tl-date{font-size:16px}
  .tl-card{padding:18px 18px}
  .tl-meta .link-arrow{margin-left:0}
  .scene-list{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .channel-cards{grid-template-columns:1fr}
  .cta-band{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 26px}
  .back-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .stat-row{grid-template-columns:1fr;gap:12px}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .brand-logo{font-size:16px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px}
}