/* roulang page: index */
:root{
  --bg:#050a15;
  --bg2:#0a1327;
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.078);
  --line:rgba(124,178,255,.15);
  --line2:rgba(124,178,255,.32);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --accent:#3ad2ff;
  --accent2:#6d8bff;
  --gold:#ffcd78;
  --r:14px;
  --r-sm:10px;
  --sh:0 20px 44px -28px rgba(0,0,0,.95);
  --sh-hover:0 30px 58px -26px rgba(0,0,0,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.78;color:var(--text);
  background:
    radial-gradient(1100px 560px at 12% -8%, rgba(58,210,255,.13), transparent 62%),
    radial-gradient(900px 520px at 88% 2%, rgba(109,139,255,.13), transparent 58%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
table{border-collapse:separate}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:90;background:rgba(6,11,23,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;letter-spacing:.4px;white-space:nowrap}
.logo-mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 20px rgba(58,210,255,.45);flex:0 0 auto}
.logo-mark svg{width:18px;height:18px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;transition:color .2s,background .2s,border-color .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel2)}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-links a.active{
  color:#04121f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),#7be4ff);
  box-shadow:0 10px 24px -12px rgba(58,210,255,.95);
}
.nav-cta{margin-left:10px}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#5fa9ff);color:#04121f;box-shadow:0 12px 30px -14px rgba(58,210,255,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(58,210,255,1)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn:active{transform:translateY(0)}

/* 通用区块 */
section{padding:70px 0;position:relative}
.sec-alt{background:linear-gradient(180deg,rgba(255,255,255,.024),rgba(255,255,255,0))}
.sec-line{border-top:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:36px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
h2.sec-title{font-size:26px;line-height:1.36;font-weight:700;letter-spacing:.3px;margin:0 0 12px}
.sec-desc{color:var(--muted);font-size:14.5px;line-height:1.82;margin:0}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* 卡片 */
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line2)}
.card h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5}
.card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}
.card-media{border-radius:var(--r-sm);overflow:hidden;margin-bottom:16px;aspect-ratio:16/9;background:#0b1526}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:11.5px;padding:4px 11px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.03);letter-spacing:.3px}

/* Hero */
.hero{
  position:relative;padding:70px 0 66px;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/034058228823d6fe.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 10% 8%, rgba(58,210,255,.2), transparent 62%),
    linear-gradient(104deg, rgba(4,8,17,.97) 0%, rgba(7,14,29,.91) 48%, rgba(9,18,36,.7) 100%);
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  font-size:12.5px;letter-spacing:1.4px;color:var(--gold);
  background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.3);
}
h1.hero-title{
  font-size:clamp(26px,4.1vw,38px);line-height:1.3;font-weight:800;letter-spacing:.4px;
  margin:16px 0 16px;color:#fff;
}
.hero-lead{color:#b6c6e2;font-size:14.8px;line-height:1.88;margin:0 0 26px;max-width:630px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag-list li{font-size:12.5px;padding:6px 14px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.035)}

/* 等级徽章卡 */
.pass-card{
  border-radius:18px;padding:26px;
  background:linear-gradient(155deg,rgba(255,205,120,.16),rgba(58,210,255,.09) 48%,rgba(255,255,255,.03));
  border:1px solid rgba(255,205,120,.32);
  box-shadow:0 34px 66px -34px #000, inset 0 1px 0 rgba(255,255,255,.16);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.pass-top{display:flex;align-items:center;gap:14px;margin-bottom:22px}
.rank-badge{
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;flex:0 0 auto;
  font-weight:800;font-size:20px;color:#2b1a04;
  background:linear-gradient(150deg,#ffe3ae,#ffb43d);
  box-shadow:0 0 26px rgba(255,180,61,.5);
}
.pass-label{font-size:11.5px;letter-spacing:2px;color:rgba(255,205,120,.88)}
.pass-title{font-size:16px;font-weight:700;margin-top:2px}
.pass-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:0 0 18px}
.pass-stats dt{font-size:12px;color:var(--muted)}
.pass-stats dd{font-size:22px;font-weight:800;color:#fff;margin:2px 0 0;line-height:1.3}
.pass-stats small{font-size:11.5px;font-weight:500;color:var(--muted);margin-left:3px}
.pass-note{font-size:12.5px;color:#a8bad6;line-height:1.72;margin:0;padding-top:16px;border-top:1px solid rgba(255,205,120,.18)}

/* 数据条 */
.stats-strip{padding:34px 0;border-bottom:1px solid var(--line);background:rgba(255,255,255,.018)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stats-grid li{padding:18px 20px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--panel)}
.stat-num{display:block;font-size:26px;font-weight:800;color:var(--accent);letter-spacing:.5px;line-height:1.25}
.stat-label{display:block;font-size:12.5px;color:var(--muted);margin-top:5px}

/* 时间窗口 */
.window-list{display:grid;gap:14px}
.window-item{
  display:grid;grid-template-columns:190px 1fr 130px;gap:20px;align-items:center;
  padding:18px 22px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--panel);
  transition:border-color .2s,background .2s;
}
.window-item:hover{border-color:var(--line2);background:var(--panel2)}
.window-name{font-size:15px;font-weight:700}
.window-name span{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:3px}
.window-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.window-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent2));box-shadow:0 0 14px rgba(58,210,255,.55)}
.window-text{font-size:13px;color:var(--muted);line-height:1.7}
.window-time{font-size:13px;color:var(--gold);text-align:right;font-weight:600}

/* 解谜流程 */
.steps{display:grid;gap:0;counter-reset:step}
.step{
  position:relative;display:grid;grid-template-columns:64px 1fr;gap:22px;
  padding:0 0 30px 0;
}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:31px;top:56px;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(58,210,255,.45),rgba(58,210,255,0));
}
.step:last-child::before{display:none}
.step-num{
  width:62px;height:62px;border-radius:16px;display:grid;place-items:center;
  font-size:19px;font-weight:800;color:var(--accent);
  background:rgba(58,210,255,.1);border:1px solid rgba(58,210,255,.32);
  box-shadow:0 0 26px -12px rgba(58,210,255,.8);z-index:1;
}
.step-body{padding-top:8px}
.step-body h3{font-size:16.5px;font-weight:700;margin:0 0 7px}
.step-body p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}

/* 分类入口 */
.cat-card{display:block;position:relative;overflow:hidden}
.cat-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(58,210,255,.22),transparent 70%);pointer-events:none;
}
.cat-card .cat-kicker{font-size:11.5px;letter-spacing:1.6px;color:var(--accent);margin-bottom:10px;display:block}
.cat-card h3{margin-bottom:9px}
.cat-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);font-weight:600;margin-top:16px}
.cat-more svg{width:14px;height:14px;transition:transform .2s}
.cat-card:hover .cat-more svg{transform:translateX(4px)}

/* 场景矩阵 */
.scene-card{display:flex;gap:16px;align-items:flex-start}
.scene-icon{
  width:44px;height:44px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;
  background:rgba(109,139,255,.13);border:1px solid rgba(109,139,255,.3);
}
.scene-icon svg{width:20px;height:20px;stroke:var(--accent);fill:none;stroke-width:1.7}
.scene-card h3{font-size:15.5px;margin:2px 0 6px}
.scene-card p{font-size:13.5px}

/* 对比表 */
.table-scroll{overflow-x:auto;border-radius:var(--r);border:1px solid var(--line);background:var(--panel);box-shadow:var(--sh)}
.compare{width:100%;min-width:640px;border-collapse:collapse;font-size:13.5px}
.compare th,.compare td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare thead th{background:rgba(255,255,255,.045);font-size:12.5px;letter-spacing:.6px;color:var(--muted);font-weight:600}
.compare thead th.hl{color:var(--accent);background:rgba(58,210,255,.1)}
.compare tbody tr:last-child th,.compare tbody tr:last-child td{border-bottom:0}
.compare tbody th{font-weight:600;color:var(--text);font-size:13.5px;background:rgba(255,255,255,.02)}
.compare td.hl{background:rgba(58,210,255,.07);color:#dceaff;font-weight:600}
.compare td{color:var(--muted)}

/* 口碑 */
.voice-card{display:flex;flex-direction:column;gap:14px}
.voice-quote{font-size:14px;line-height:1.85;color:#cddcf4;margin:0}
.voice-quote::before{content:"“";color:var(--accent);font-size:26px;line-height:0;margin-right:2px}
.voice-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.voice-avatar{
  width:30px;height:30px;border-radius:50%;display:grid;place-items:center;
  font-size:12px;font-weight:700;color:#04121f;background:linear-gradient(135deg,var(--accent),var(--accent2));
}

/* 资讯区 */
.news-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:22px;align-items:start}
.news-list{display:grid;gap:12px}
.news-item{
  display:grid;grid-template-columns:auto 1fr;gap:15px;
  padding:16px 18px;border-radius:12px;border:1px solid var(--line);background:var(--panel);
  transition:transform .2s,border-color .2s,box-shadow .2s,background .2s;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--sh);background:var(--panel2)}
.news-idx{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  font-size:12.5px;font-weight:700;color:var(--accent);
  background:rgba(58,210,255,.1);border:1px solid rgba(58,210,255,.24);
}
.news-item h3{font-size:15px;font-weight:600;line-height:1.55;margin:0 0 5px;color:var(--text)}
.news-item p{font-size:13px;color:var(--muted);line-height:1.7;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:#6f83a6;margin-top:9px}
.news-meta span{color:var(--accent);opacity:.85}
.news-side{display:grid;gap:16px;align-content:start}
.side-card{padding:20px;border-radius:var(--r);border:1px solid var(--line);background:var(--panel);box-shadow:var(--sh)}
.side-card h3{font-size:14.5px;margin:0 0 12px;font-weight:700}
.side-list{display:grid;gap:11px}
.side-list li{display:flex;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;align-items:flex-start}
.side-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 auto;margin-top:8px;box-shadow:0 0 10px rgba(58,210,255,.9)}
.empty-note{font-size:13.5px;color:var(--muted);padding:24px;border:1px dashed var(--line2);border-radius:12px;text-align:center}

/* 贡献者榜 */
.rank-list{display:grid;gap:12px}
.rank-item{
  display:grid;grid-template-columns:38px 1fr 1fr auto;gap:16px;align-items:center;
  padding:14px 18px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--panel);
  transition:border-color .2s,background .2s;
}
.rank-item:hover{border-color:var(--line2);background:var(--panel2)}
.rank-no{font-size:14px;font-weight:800;color:var(--accent);text-align:center}
.rank-name{font-size:14px;font-weight:600}
.rank-bar{height:7px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.rank-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent2),var(--accent))}
.rank-val{font-size:12.5px;color:var(--muted);white-space:nowrap}

/* 更新日志 */
.log-list{display:grid;gap:14px;border-left:2px solid rgba(58,210,255,.28);padding-left:22px}
.log-item{position:relative;padding:16px 20px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--panel)}
.log-item::before{
  content:"";position:absolute;left:-30px;top:26px;width:12px;height:12px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 14px rgba(58,210,255,.9);border:2px solid #081020;
}
.log-ver{font-size:12px;letter-spacing:1.2px;color:var(--accent);margin-bottom:6px;display:block}
.log-item h3{font-size:15px;margin:0 0 6px;font-weight:700}
.log-item p{font-size:13.4px;color:var(--muted);line-height:1.78;margin:0}

/* FAQ */
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-sm);background:var(--panel);padding:20px 22px;transition:border-color .2s,background .2s}
.faq-item:hover{border-color:var(--line2);background:var(--panel2)}
.faq-item h3{font-size:15.5px;font-weight:700;margin:0 0 9px;display:flex;gap:10px;align-items:flex-start;line-height:1.55}
.faq-item h3::before{content:"Q";flex:0 0 auto;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-size:12px;color:#04121f;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:800;margin-top:2px}
.faq-item p{font-size:13.8px;color:var(--muted);line-height:1.82;margin:0;padding-left:34px}

/* 收口 CTA */
.cta-band{
  border-radius:20px;padding:46px 40px;position:relative;overflow:hidden;
  border:1px solid rgba(58,210,255,.28);
  background:
    radial-gradient(600px 260px at 82% 10%, rgba(58,210,255,.24), transparent 66%),
    linear-gradient(135deg,rgba(12,26,50,.96),rgba(8,16,32,.96));
  box-shadow:0 34px 70px -40px rgba(0,0,0,1);
}
.cta-band h2{font-size:25px;font-weight:800;margin:0 0 12px;line-height:1.4}
.cta-band p{color:#aebfda;font-size:14.2px;line-height:1.82;margin:0 0 24px;max-width:660px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.026),rgba(0,0,0,.35));padding:54px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:12px}
.footer-desc{font-size:13.2px;color:var(--muted);line-height:1.82;margin:0;max-width:340px}
.footer-col h4{font-size:13.5px;font-weight:700;margin:0 0 14px;letter-spacing:.6px;color:#cfdcf2}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.2px;color:var(--muted);transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#6f83a6}

/* 移动端底部 Tab */
.mobile-tabs{display:none}

@media (max-width:1024px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:860px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .header-inner{justify-content:space-between}
  body{padding-bottom:64px}
  .mobile-tabs{
    display:grid;grid-template-columns:repeat(4,1fr);
    position:fixed;left:0;right:0;bottom:0;height:62px;z-index:95;
    background:rgba(7,13,26,.97);border-top:1px solid var(--line);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    box-shadow:0 -12px 30px -20px rgba(0,0,0,1);
  }
  .mobile-tabs a{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    font-size:11px;color:var(--muted);min-height:44px;transition:color .2s;
  }
  .mobile-tabs a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7}
  .mobile-tabs a.active{color:var(--accent)}
  .mobile-tabs a:focus-visible{outline:2px solid var(--accent);outline-offset:-4px}
}
@media (max-width:768px){
  section{padding:52px 0}
  h2.sec-title{font-size:21px;line-height:1.42}
  .hero{padding:52px 0 50px}
  .hero-lead{font-size:14px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .window-item{grid-template-columns:1fr;gap:10px}
  .window-time{text-align:left}
  .rank-item{grid-template-columns:32px 1fr auto;gap:12px}
  .rank-bar{display:none}
  .cta-band{padding:32px 22px}
  .cta-band h2{font-size:20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .step{grid-template-columns:48px 1fr;gap:16px}
  .step-num{width:48px;height:48px;border-radius:13px;font-size:16px}
  .step::before{left:23px;top:46px}
  .faq-item p{padding-left:0}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .logo{font-size:14.5px}
  .logo-mark{width:28px;height:28px;border-radius:9px}
  .hero-actions .btn{flex:1 1 100%}
  .stats-grid{grid-template-columns:1fr}
  .pass-card{padding:20px}
  .pass-stats{grid-template-columns:1fr 1fr;gap:12px}
  .card{padding:18px}
}

/* roulang page: category1 */
:root{
  --bg:#050a15;
  --bg2:#0a1327;
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.078);
  --line:rgba(124,178,255,.15);
  --line2:rgba(124,178,255,.32);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --accent:#3ad2ff;
  --accent2:#6d8bff;
  --gold:#ffcd78;
  --r:14px;
  --r-sm:10px;
  --sh:0 20px 44px -28px rgba(0,0,0,.95);
  --sh-hover:0 30px 58px -26px rgba(0,0,0,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.78;color:var(--text);
  background:
    radial-gradient(1100px 560px at 12% -8%, rgba(58,210,255,.13), transparent 62%),
    radial-gradient(900px 520px at 88% 2%, rgba(109,139,255,.13), transparent 58%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
::selection{background:rgba(58,210,255,.32);color:#fff}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(6,11,23,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 16px 34px -24px rgba(0,0,0,1);background:rgba(6,11,23,.94)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;letter-spacing:.4px;white-space:nowrap}
.logo-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  box-shadow:0 0 20px rgba(58,210,255,.45);flex:0 0 auto;
}
.logo-mark svg{width:18px;height:18px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;
  transition:color .2s,background .2s,border-color .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel2)}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-links a.active{
  color:#04121f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),#7be4ff);
  box-shadow:0 10px 24px -12px rgba(58,210,255,.95);
}
.nav-cta{margin-left:10px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:16px;height:16px;flex:0 0 auto}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),#5fa9ff);color:#04121f;
  box-shadow:0 12px 30px -14px rgba(58,210,255,.95);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(58,210,255,1)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn:active{transform:translateY(0)}
.btn-sm{min-height:38px;padding:0 16px;font-size:13px}

/* ============ 通用区块 ============ */
section{padding:70px 0;position:relative}
section.alt{background:linear-gradient(180deg,rgba(10,19,39,.72),rgba(5,10,21,.2));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
h2.sec-title{font-size:26px;line-height:1.36;font-weight:700;letter-spacing:.3px;margin:0 0 12px}
.sec-lead{color:var(--muted);font-size:14.2px;max-width:760px;margin:0 0 34px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ============ 卡片 ============ */
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line2)}
.card h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5}
.card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}
.card-media{border-radius:var(--r-sm);overflow:hidden;margin-bottom:16px;aspect-ratio:16/9;background:#0b1526}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  font-size:11.5px;padding:4px 11px;border-radius:999px;border:1px solid var(--line2);
  color:#a9bcd9;background:rgba(255,255,255,.03);letter-spacing:.3px;
}

/* ============ Hero ============ */
.hero{
  position:relative;padding:64px 0 62px;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/034058228823d6fe.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 10% 8%, rgba(58,210,255,.2), transparent 62%),
    linear-gradient(104deg, rgba(4,8,17,.97) 0%, rgba(7,14,29,.92) 48%, rgba(9,18,36,.74) 100%);
}
.hero .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-bottom:16px}
.crumb a{color:#a9bcd9}
.crumb a:hover{color:var(--accent)}
.crumb span.sep{opacity:.5}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  font-size:12.5px;letter-spacing:1.4px;color:var(--gold);
  background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.3);
}
h1.hero-title{
  font-size:clamp(25px,4vw,38px);line-height:1.32;font-weight:800;letter-spacing:.4px;
  margin:16px 0 16px;color:#fff;
}
.hero-lead{color:#b6c6e2;font-size:14.8px;line-height:1.88;margin:0 0 26px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag-list li{
  font-size:12.5px;padding:6px 14px;border-radius:999px;border:1px solid var(--line2);
  color:#a9bcd9;background:rgba(255,255,255,.035);
}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.quick-item{
  display:block;padding:18px 16px;border-radius:12px;
  background:linear-gradient(160deg,rgba(58,210,255,.14),rgba(255,255,255,.035));
  border:1px solid rgba(124,178,255,.26);
  box-shadow:0 18px 34px -26px rgba(0,0,0,1);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.quick-item:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 24px 40px -24px rgba(58,210,255,.5)}
.quick-item .qi-ico{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;margin-bottom:10px;
  background:rgba(58,210,255,.12);border:1px solid rgba(58,210,255,.3);color:var(--accent);
}
.quick-item .qi-ico svg{width:17px;height:17px}
.quick-item strong{display:block;font-size:14px;font-weight:700;color:#fff}
.quick-item em{display:block;font-style:normal;font-size:12px;color:var(--muted);margin-top:3px}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  margin-top:-30px;position:relative;z-index:5;box-shadow:var(--sh);
}
.stat-strip div{background:rgba(8,15,30,.94);padding:20px 18px;text-align:center}
.stat-strip b{display:block;font-size:22px;color:var(--accent);letter-spacing:.5px;line-height:1.3}
.stat-strip span{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}

/* ============ 点位行 ============ */
.point-row{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:0;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r);background:var(--panel);
  box-shadow:var(--sh);margin-bottom:22px;
  transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.point-row:hover{border-color:var(--line2);box-shadow:var(--sh-hover);transform:translateY(-3px)}
.point-row .pr-media{position:relative;min-height:250px;background:#0b1526}
.point-row .pr-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.point-row .pr-body{padding:26px 28px}
.point-row .pr-body h3{font-size:18px;margin:0 0 10px;font-weight:700}
.point-row .pr-body p{color:var(--muted);font-size:13.9px}
.coord{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--gold);
  background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.28);
  padding:4px 12px;border-radius:8px;margin-bottom:12px;letter-spacing:.5px;
}
.mini-list{margin-top:14px;display:grid;gap:8px}
.mini-list li{position:relative;padding-left:18px;font-size:13.4px;color:#a9bcd9;line-height:1.7}
.mini-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
}
.point-row.reverse .pr-media{order:2}

/* ============ 流程步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step{
  position:relative;padding:24px 20px 22px;border-radius:var(--r);
  background:var(--panel);border:1px solid var(--line);box-shadow:var(--sh);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:var(--sh-hover)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:12px;letter-spacing:2px;color:var(--accent);font-weight:700;margin-bottom:10px;
}
.step h3{font-size:15.5px;margin:0 0 8px;font-weight:700}
.step p{font-size:13.4px;color:var(--muted);line-height:1.78}

/* ============ 时间窗口 ============ */
.window-list{display:grid;gap:14px}
.window-item{
  display:grid;grid-template-columns:130px 1fr auto;gap:18px;align-items:center;
  padding:18px 22px;border-radius:12px;background:var(--panel);
  border:1px solid var(--line);transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.window-item:hover{border-color:var(--line2);background:var(--panel2);transform:translateY(-2px)}
.window-item .wt{font-size:14px;font-weight:700;color:var(--gold);letter-spacing:.5px}
.window-item .wd{font-size:13.6px;color:var(--muted);line-height:1.7}
.badge{
  display:inline-flex;align-items:center;justify-content:center;font-size:11.5px;
  padding:4px 11px;border-radius:999px;letter-spacing:.4px;white-space:nowrap;
  border:1px solid rgba(58,210,255,.34);color:var(--accent);background:rgba(58,210,255,.1);
}
.badge.gold{border-color:rgba(255,205,120,.34);color:var(--gold);background:rgba(255,205,120,.1)}
.badge.dim{border-color:var(--line2);color:var(--muted);background:rgba(255,255,255,.03)}

/* ============ 对比表 ============ */
.table-shell{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);box-shadow:var(--sh)}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:13.6px;border-bottom:1px solid var(--line)}
table.compare thead th{font-size:13px;color:var(--accent);letter-spacing:1px;font-weight:700;background:rgba(58,210,255,.06)}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:rgba(255,255,255,.03)}
table.compare td:first-child{color:#fff;font-weight:600}
table.compare td{color:var(--muted)}

/* ============ 误判对照 ============ */
.mis-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mis-card{padding:24px;border-radius:var(--r);border:1px solid var(--line);background:var(--panel);box-shadow:var(--sh)}
.mis-card h3{font-size:15.5px;margin:0 0 12px;display:flex;align-items:center;gap:9px;font-weight:700}
.mis-card h3 svg{width:17px;height:17px;flex:0 0 auto}
.mis-card.bad h3{color:#ff9d9d}
.mis-card.good h3{color:var(--accent)}
.mis-card ul li{
  position:relative;padding-left:20px;font-size:13.6px;color:var(--muted);line-height:1.8;margin-bottom:9px;
}
.mis-card ul li:last-child{margin-bottom:0}
.mis-card ul li::before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%}
.mis-card.bad ul li::before{background:#ff7b7b}
.mis-card.good ul li::before{background:var(--accent)}

/* ============ 核对记录时间线 ============ */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),rgba(109,139,255,.2))}
.tl-item{position:relative;margin-bottom:22px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:7px;width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);box-shadow:0 0 12px rgba(58,210,255,.7);
}
.tl-item h3{font-size:15px;margin:0 0 6px;font-weight:700}
.tl-item .tl-date{font-size:12px;color:var(--gold);letter-spacing:1px;margin-bottom:5px;display:block}
.tl-item p{font-size:13.6px;color:var(--muted);margin:0}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
details.faq{
  border:1px solid var(--line);border-radius:12px;background:var(--panel);
  padding:0 20px;box-shadow:var(--sh);transition:border-color .2s ease,background .2s ease;
}
details.faq:hover{border-color:var(--line2)}
details.faq[open]{border-color:rgba(58,210,255,.4);background:rgba(58,210,255,.06)}
details.faq summary{
  cursor:pointer;list-style:none;padding:17px 0;font-size:15px;font-weight:600;color:#fff;
  display:flex;align-items:center;gap:12px;min-height:44px;
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";margin-left:auto;font-size:19px;color:var(--accent);line-height:1;transition:transform .2s ease;
}
details.faq[open] summary::after{content:"–"}
details.faq summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}
details.faq .faq-body{padding:0 0 18px;font-size:13.8px;color:var(--muted);line-height:1.85}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:18px;padding:44px 40px;
  border:1px solid rgba(58,210,255,.3);
  background-image:linear-gradient(112deg,rgba(5,10,21,.96),rgba(10,24,46,.82)),url('/assets/images/6e0f87470c7aa937.webp');
  background-size:cover;background-position:center;
  box-shadow:0 36px 70px -40px #000;
}
.cta-band h2{font-size:24px;margin:0 0 12px;line-height:1.4}
.cta-band p{color:#b6c6e2;font-size:14.2px;max-width:660px;margin:0 0 24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-footer{padding:56px 0 26px;border-top:1px solid var(--line);background:rgba(4,9,18,.85);margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:14px}
.footer-desc{font-size:13.4px;color:var(--muted);line-height:1.85;max-width:360px}
.footer-col h4{font-size:13.5px;color:#fff;margin:0 0 14px;letter-spacing:1px;font-weight:700}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.4px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--accent)}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#6f82a3;
}

/* ============ 移动端底部 Tab ============ */
.mobile-tabs{display:none}
@media (max-width:768px){
  body{padding-bottom:72px}
  .mobile-tabs{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:95;
    background:rgba(6,11,23,.94);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    border-top:1px solid var(--line);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .mobile-tabs a{
    flex:1 1 0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    min-height:52px;font-size:11px;color:var(--muted);border-radius:10px;
    transition:color .2s ease,background .2s ease;
  }
  .mobile-tabs a svg{width:19px;height:19px}
  .mobile-tabs a.active{color:var(--accent);background:rgba(58,210,255,.1)}
  .mobile-tabs a:active{background:rgba(58,210,255,.16)}
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .point-row{grid-template-columns:1fr}
  .point-row .pr-media{min-height:220px;position:static}
  .point-row .pr-media img{position:static;height:220px}
  .point-row.reverse .pr-media{order:0}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));margin-top:-24px}
}
@media (max-width:768px){
  .nav-links,.nav-cta{display:none}
  .header-inner{height:58px;gap:12px}
  .logo{font-size:15px}
  .logo-mark{width:28px;height:28px;border-radius:8px}
  .logo-mark svg{width:16px;height:16px}
  section{padding:50px 0}
  .hero{padding:42px 0 46px}
  h2.sec-title{font-size:22px}
  .grid-3,.grid-2,.grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .mis-grid{grid-template-columns:1fr}
  .window-item{grid-template-columns:1fr;gap:8px;align-items:flex-start}
  .quick-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .point-row .pr-body{padding:22px}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  h1.hero-title{font-size:23px}
  .hero-lead{font-size:14px}
  .quick-grid{grid-template-columns:1fr}
  .stat-strip b{font-size:19px}
  .btn{width:100%}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .card{padding:18px}
  .cta-band h2{font-size:20px}
}

/* roulang page: article */
:root{
 --bg:#050a15;
 --bg2:#0a1327;
 --panel:rgba(255,255,255,.045);
 --panel2:rgba(255,255,255,.078);
 --line:rgba(124,178,255,.15);
 --line2:rgba(124,178,255,.32);
 --text:#e9f1ff;
 --muted:#8fa3c6;
 --accent:#3ad2ff;
 --accent2:#6d8bff;
 --gold:#ffcd78;
 --r:14px;
 --r-sm:10px;
 --sh:0 20px 44px -28px rgba(0,0,0,.95);
 --sh-hover:0 30px 58px -26px rgba(0,0,0,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
 font-size:15px;line-height:1.78;color:var(--text);
 background:
 radial-gradient(1100px 560px at 12% -8%, rgba(58,210,255,.13), transparent 62%),
 radial-gradient(900px 520px at 88% 2%, rgba(109,139,255,.13), transparent 58%),
 var(--bg);
 -webkit-font-smoothing:antialiased;
 overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.4}
p{margin:0}
::selection{background:rgba(58,210,255,.28);color:#fff}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:90;background:rgba(6,11,23,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line);box-shadow:0 10px 30px -26px rgba(0,0,0,1)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;letter-spacing:.4px;white-space:nowrap}
.logo-mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 20px rgba(58,210,255,.45);flex:0 0 auto}
.logo-mark svg{width:18px;height:18px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
 display:inline-flex;align-items:center;min-height:40px;padding:0 15px;border-radius:999px;
 font-size:14px;color:var(--muted);border:1px solid transparent;transition:color .2s,background .2s,border-color .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel2)}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-links a.active{
 color:#04121f;font-weight:700;
 background:linear-gradient(135deg,var(--accent),#7be4ff);
 box-shadow:0 10px 24px -12px rgba(58,210,255,.95);
}
.nav-cta{margin-left:10px}
/* ===== 按钮 ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 min-height:44px;padding:0 22px;border-radius:10px;border:1px solid transparent;
 font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#5fa9ff);color:#04121f;box-shadow:0 12px 30px -14px rgba(58,210,255,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(58,210,255,1)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn:active{transform:translateY(0)}
/* ===== 通用板块 ===== */
section{padding:70px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(10,19,39,.75),rgba(5,10,21,.15));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
h2.sec-title{font-size:26px;line-height:1.36;font-weight:700;letter-spacing:.3px;margin:0 0 12px}
.sec-lead{font-size:14.5px;color:var(--muted);line-height:1.85;max-width:720px;margin:0 0 30px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.grid{display:grid;gap:20px}
/* ===== 卡片 ===== */
.card{
 background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
 padding:22px;margin:0;color:var(--text);
 box-shadow:var(--sh);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line2);background:var(--panel2)}
.card h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5}
.card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}
.card > :last-child{margin-bottom:0}
.card-media{border-radius:var(--r-sm);overflow:hidden;margin-bottom:16px;aspect-ratio:16/9;background:#0b1526}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:11.5px;padding:4px 11px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.03);letter-spacing:.3px;line-height:1.6}
/* ===== 文章头 ===== */
.article-hero{
 position:relative;padding:34px 0 54px;overflow:hidden;border-bottom:1px solid var(--line);
 background-image:url('/assets/images/798ea132f6dab450.webp');
 background-size:cover;background-position:center;
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(760px 380px at 8% 4%, rgba(58,210,255,.18), transparent 62%),
 linear-gradient(104deg, rgba(4,8,17,.97) 0%, rgba(7,14,29,.93) 52%, rgba(9,18,36,.76) 100%);
}
.article-hero .wrap{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:#a9bcd9;transition:color .2s}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{opacity:.45}
.article-head{max-width:880px}
.pill-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
 font-size:12.5px;letter-spacing:1.2px;color:var(--gold);
 background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.3);
}
.article-title{font-size:clamp(24px,3.7vw,36px);line-height:1.34;font-weight:800;letter-spacing:.3px;color:#fff;margin:16px 0 16px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.meta-item{font-size:12.5px;color:#a9bcd9;padding:5px 13px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.article-summary{font-size:14.8px;line-height:1.9;color:#b6c6e2;margin:0;max-width:790px}
/* 封面 */
.cover-block{padding:0 0 8px;margin-top:-34px;position:relative;z-index:3}
.article-cover{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line2);box-shadow:0 40px 70px -40px #000;background:#0b1526}
.article-cover img{width:100%;aspect-ratio:16/7.6;object-fit:cover}
/* ===== 正文布局 ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:28px;align-items:start;max-width:1090px;margin:0 auto}
.article-panel{
 background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
 padding:30px 32px;box-shadow:var(--sh);
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.article-body{font-size:15.2px;line-height:1.88;color:#c6d4ea;overflow-wrap:anywhere}
.article-body h1,.article-body h2{font-size:20.5px;line-height:1.5;color:#fff;margin:32px 0 14px;padding-left:14px;border-left:3px solid var(--accent)}
.article-body h3{font-size:17px;color:#e2ecff;margin:26px 0 12px}
.article-body h4{font-size:15.5px;color:#dbe7ff;margin:20px 0 10px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px}
.article-body strong{color:#ffffff;font-weight:700}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(58,210,255,.35);transition:border-color .2s,color .2s}
.article-body a:hover{color:#7be4ff;border-bottom-color:#7be4ff}
.article-body img{border-radius:12px;margin:18px 0;border:1px solid var(--line)}
.article-body blockquote{
 margin:20px 0;padding:14px 18px;border-left:3px solid var(--accent);
 background:rgba(58,210,255,.07);border-radius:0 10px 10px 0;color:#b9caea;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:rgba(255,255,255,.06);color:#dce9ff;font-weight:600}
.article-body pre{overflow:auto;background:rgba(0,0,0,.4);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:13.5px;color:#c9dcff}
.article-empty{text-align:left;padding:8px 0 4px}
.article-empty h2{font-size:20px;color:#fff;margin:0 0 10px}
.article-empty p{color:var(--muted);font-size:14.5px;margin:0 0 18px}
/* 侧栏 */
.side-stack{display:grid;gap:18px}
.side-card{
 background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
 padding:20px;box-shadow:var(--sh);
 backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.side-title{font-size:14px;font-weight:700;color:#dce9ff;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:3px;height:14px;border-radius:2px;background:linear-gradient(180deg,var(--accent),var(--accent2))}
.side-list{display:grid;gap:10px}
.side-list a,.side-list span.side-link{display:block;font-size:13.5px;color:#a9bcd9;line-height:1.65;padding-left:12px;position:relative;transition:color .2s}
.side-list a::before,.side-list span.side-link::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--line2)}
.side-list a:hover{color:var(--accent)}
.side-note{font-size:13px;line-height:1.8;color:var(--muted);margin:0}
.side-gold{background:linear-gradient(160deg,rgba(255,205,120,.14),rgba(255,255,255,.03));border-color:rgba(255,205,120,.3)}
.side-gold .side-title{color:var(--gold)}
.side-gold .side-title::before{background:linear-gradient(180deg,#ffe3ae,#ffb43d)}
/* ===== 速查卡 ===== */
.fact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fact-card{position:relative;overflow:hidden}
.fact-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:2px;background:linear-gradient(90deg,var(--accent),transparent)}
.fact-num{font-size:25px;font-weight:800;letter-spacing:.5px;color:var(--accent);line-height:1.2;margin-bottom:6px}
.fact-num.gold{color:var(--gold)}
.fact-label{font-size:12.5px;letter-spacing:1.4px;color:var(--muted);margin-bottom:10px}
/* ===== 时间窗口 ===== */
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tl-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;transition:transform .2s,border-color .2s,box-shadow .2s}
.tl-item:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--sh-hover)}
.tl-time{font-size:19px;font-weight:800;color:#fff;margin-bottom:6px}
.tl-time span{font-size:12px;font-weight:600;color:var(--accent);margin-left:6px}
.tl-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8}
/* ===== 相关内容列表 ===== */
.rel-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rel-link{display:flex;flex-direction:column;gap:8px}
.rel-link .rel-kicker{font-size:11.5px;letter-spacing:1.2px;color:var(--accent)}
.rel-link h3{font-size:15.5px;line-height:1.55;color:#e7f0ff;margin:0;transition:color .2s}
.rel-link:hover h3{color:var(--accent)}
/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s,background .2s}
.faq-item:hover{border-color:var(--line2);background:var(--panel2)}
.faq-item summary{cursor:pointer;list-style:none;padding:16px 20px;font-size:15px;font-weight:600;color:#e7f0ff;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--accent);font-size:19px;font-weight:700;line-height:1;flex:0 0 auto}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}
.faq-body{padding:0 20px 18px;font-size:14px;line-height:1.85;color:var(--muted)}
/* ===== CTA ===== */
.cta-band{
 display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
 padding:36px 38px;border-radius:20px;
 background:linear-gradient(135deg,rgba(58,210,255,.16),rgba(109,139,255,.13) 58%,rgba(255,255,255,.04));
 border:1px solid var(--line2);
 box-shadow:0 34px 66px -36px #000, inset 0 1px 0 rgba(255,255,255,.12);
}
.cta-band h2{font-size:23px;color:#fff;margin:0 0 8px;line-height:1.4}
.cta-band p{font-size:14px;color:#b6c6e2;margin:0;max-width:600px;line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ===== 频道矩阵 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{display:block;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:transform .2s,box-shadow .2s,border-color .2s}
.channel-card:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:var(--sh-hover)}
.channel-card .ch-ico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(58,210,255,.12);border:1px solid var(--line2);margin-bottom:14px}
.channel-card .ch-ico svg{width:18px;height:18px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.channel-card h3{font-size:16px;color:#eaf3ff;margin:0 0 8px}
.channel-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8}
/* ===== 页脚 ===== */
.site-footer{border-top:1px solid var(--line);background:rgba(6,11,23,.88);padding:46px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:15.5px;font-weight:700;margin-bottom:12px;color:#eaf3ff}
.footer-desc{font-size:13.5px;color:var(--muted);line-height:1.85;max-width:350px;margin:0}
.footer-col h4{font-size:13.5px;margin:0 0 14px;color:#dce9ff;letter-spacing:.5px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:var(--muted);transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.footer-bottom{border-top:1px solid var(--line);padding:16px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#7d8fb0}
/* ===== 移动端底部 Tab ===== */
.tabbar{display:none}
@media (max-width:900px){
 .nav-links{display:none}
 .nav-cta{margin-left:auto}
 .header-inner{height:60px}
 .article-layout{grid-template-columns:minmax(0,1fr);max-width:none}
 .fact-grid,.timeline,.rel-list,.channel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
 body{padding-bottom:68px}
 .tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:95;display:flex;
  background:rgba(6,11,23,.94);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
 }
 .tabbar a{
  flex:1 1 0;min-height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11.5px;color:var(--muted);padding:6px 2px;transition:color .2s;
 }
 .tabbar a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
 .tabbar a.active{color:var(--accent)}
 .tabbar a:focus-visible{outline:2px solid var(--accent);outline-offset:-3px}
 section{padding:52px 0}
 h2.sec-title{font-size:22px}
 .article-panel{padding:22px 18px}
 .article-cover img{aspect-ratio:16/10}
 .cta-band{padding:26px 22px}
 .cta-band h2{font-size:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
 .footer-grid > div:first-child{grid-column:1 / -1}
}
@media (max-width:520px){
 .wrap{padding:0 16px}
 .logo{font-size:15px}
 .nav-cta{display:none}
 .article-hero{padding:26px 0 42px}
 .article-title{font-size:23px}
 .fact-grid,.timeline,.rel-list,.channel-grid{grid-template-columns:1fr}
 .article-body{font-size:14.6px}
 .article-body h2{font-size:18.5px}
 .btn{width:100%}
 .cta-actions{width:100%}
 .footer-bottom{justify-content:flex-start}
}

/* roulang page: category2 */
:root{
  --bg:#050a15;
  --bg2:#0a1327;
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.078);
  --line:rgba(124,178,255,.15);
  --line2:rgba(124,178,255,.32);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --accent:#3ad2ff;
  --accent2:#6d8bff;
  --gold:#ffcd78;
  --r:14px;
  --r-sm:10px;
  --sh:0 20px 44px -28px rgba(0,0,0,.95);
  --sh-hover:0 30px 58px -26px rgba(0,0,0,1);
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.78;color:var(--text);
  background:
    radial-gradient(1100px 560px at 12% -8%, rgba(58,210,255,.13), transparent 62%),
    radial-gradient(900px 520px at 88% 2%, rgba(109,139,255,.13), transparent 58%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
*,*::before,*::after{box-sizing:border-box}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;line-height:1.4}
ul{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 22px}
/* ---------- 头部导航 ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(6,11,23,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-stuck{box-shadow:0 14px 32px -22px rgba(0,0,0,1)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;letter-spacing:.4px;white-space:nowrap}
.logo-mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 20px rgba(58,210,255,.45);flex:0 0 auto}
.logo-mark svg{width:18px;height:18px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;transition:color .2s,background .2s,border-color .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel2)}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-links a.active{
  color:#04121f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),#7be4ff);
  box-shadow:0 10px 24px -12px rgba(58,210,255,.95);
}
.nav-cta{margin-left:10px}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#5fa9ff);color:#04121f;box-shadow:0 12px 30px -14px rgba(58,210,255,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(58,210,255,1)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn:active{transform:translateY(0)}
/* ---------- 通用区块 ---------- */
section{padding:70px 0;position:relative}
section.alt{background:linear-gradient(180deg,rgba(10,19,39,.72),rgba(5,10,21,.28));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
h2.sec-title{font-size:26px;line-height:1.36;font-weight:700;letter-spacing:.3px;margin:0 0 12px}
.sec-lead{max-width:760px;color:var(--muted);font-size:14.5px;line-height:1.85;margin:0 0 34px}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
/* ---------- 卡片 ---------- */
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line2)}
.card h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5}
.card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}
.card-media{border-radius:var(--r-sm);overflow:hidden;margin-bottom:16px;aspect-ratio:16/9;background:#0b1526}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:11.5px;padding:4px 11px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.03);letter-spacing:.3px}
.icon-badge{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;background:rgba(58,210,255,.12);border:1px solid rgba(58,210,255,.3)}
.icon-badge svg{width:19px;height:19px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
/* ---------- Hero ---------- */
.hero{
  position:relative;padding:64px 0 62px;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/034058228823d6fe.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 10% 8%, rgba(58,210,255,.2), transparent 62%),
    linear-gradient(104deg, rgba(4,8,17,.97) 0%, rgba(7,14,29,.93) 48%, rgba(9,18,36,.78) 100%);
}
.hero .wrap{position:relative;z-index:2}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  font-size:12.5px;letter-spacing:1.4px;color:var(--gold);
  background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.3);
}
h1.hero-title{
  font-size:clamp(25px,3.9vw,37px);line-height:1.32;font-weight:800;letter-spacing:.4px;
  margin:16px 0 16px;color:#fff;max-width:860px;
}
.hero-lead{color:#b6c6e2;font-size:14.8px;line-height:1.88;margin:0 0 22px;max-width:820px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.tag-list li{font-size:12.5px;padding:6px 14px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.035)}
/* Before / After 对比 */
.ba-grid{display:grid;grid-template-columns:1fr 46px 1fr;align-items:stretch;gap:14px;margin-bottom:28px}
.ba-card{
  border-radius:var(--r);padding:22px;
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh);transition:border-color .2s ease,transform .2s ease;
}
.ba-card:hover{transform:translateY(-3px);border-color:var(--line2)}
.ba-before{border-color:rgba(255,120,140,.28);background:linear-gradient(160deg,rgba(255,110,130,.09),rgba(255,255,255,.028))}
.ba-after{border-color:rgba(58,210,255,.34);background:linear-gradient(160deg,rgba(58,210,255,.13),rgba(109,139,255,.07))}
.ba-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ba-head h3{font-size:15px;font-weight:700;letter-spacing:.4px}
.ba-dot{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.ba-before .ba-dot{background:#ff8298;box-shadow:0 0 14px rgba(255,130,152,.8)}
.ba-after .ba-dot{background:var(--accent);box-shadow:0 0 14px rgba(58,210,255,.9)}
.ba-list li{position:relative;padding-left:20px;font-size:13.6px;color:#b6c6e2;line-height:1.78;margin-bottom:9px}
.ba-list li:last-child{margin-bottom:0}
.ba-list li::before{content:"";position:absolute;left:2px;top:9px;width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.32)}
.ba-after .ba-list li::before{background:var(--accent)}
.ba-foot{margin-top:16px;padding-top:13px;border-top:1px solid rgba(255,255,255,.09);font-size:12.5px;color:var(--muted);letter-spacing:.4px}
.ba-after .ba-foot strong{color:var(--gold);font-size:14px}
.ba-arrow{display:grid;place-items:center;color:var(--accent);font-size:20px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:22px}
.hero-actions .btn{min-width:150px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px}
.data-chip{
  display:flex;align-items:center;gap:10px;padding:11px 16px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.045);border:1px solid var(--line);
}
.data-chip span{font-size:12px;color:var(--muted);letter-spacing:.4px}
.data-chip strong{font-size:14px;color:var(--gold);font-weight:700}
/* ---------- 步骤时间线 ---------- */
.split{display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:start}
.step-list{position:relative;padding-left:0}
.step-item{
  position:relative;display:grid;grid-template-columns:44px 1fr;gap:16px;
  padding:20px 22px 20px 20px;margin-bottom:14px;border-radius:var(--r);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.step-item:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--sh-hover);background:var(--panel2)}
.step-num{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#04121f;
  background:linear-gradient(140deg,var(--accent),#7be4ff);
  box-shadow:0 0 20px rgba(58,210,255,.45);
}
.step-item h3{font-size:15.5px;margin-bottom:6px}
.step-item p{font-size:13.6px;color:var(--muted);margin:0}
.step-time{display:inline-block;margin-top:10px;font-size:11.5px;letter-spacing:.4px;color:var(--gold);padding:3px 10px;border-radius:999px;border:1px solid rgba(255,205,120,.32);background:rgba(255,205,120,.08)}
.figure-stack{position:sticky;top:88px}
.figure{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh);margin-bottom:14px}
.figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.figure:hover img{transform:scale(1.03)}
.figure figcaption{padding:12px 16px;font-size:12.5px;color:var(--muted);background:rgba(10,19,39,.9);line-height:1.7}
/* ---------- 卡点表格 ---------- */
.table-scroll{overflow-x:auto;border-radius:var(--r);border:1px solid var(--line);background:var(--panel);box-shadow:var(--sh)}
table.stuck-table{width:100%;border-collapse:collapse;min-width:640px}
table.stuck-table th,table.stuck-table td{padding:14px 18px;text-align:left;font-size:13.6px;line-height:1.72;border-bottom:1px solid rgba(124,178,255,.1)}
table.stuck-table thead th{background:rgba(58,210,255,.08);color:#cfe4ff;font-size:12.5px;letter-spacing:1px;font-weight:700;white-space:nowrap}
table.stuck-table tbody td{color:#b6c6e2}
table.stuck-table tbody td:first-child{color:#fff;font-weight:600}
table.stuck-table tbody tr:last-child td{border-bottom:0}
table.stuck-table tbody tr:hover td{background:rgba(255,255,255,.035)}
/* ---------- 分工数据 ---------- */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:24px}
.stat-card{text-align:center;padding:26px 20px}
.stat-card .stat-num{font-size:30px;font-weight:800;letter-spacing:.5px;background:linear-gradient(120deg,#fff,var(--accent));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.2;margin-bottom:6px}
.stat-card .stat-label{font-size:13px;color:var(--muted);letter-spacing:.6px}
.stat-card .stat-note{margin-top:12px;font-size:12.5px;color:#a9bcd9;line-height:1.75;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}
/* ---------- 时间窗口 ---------- */
.window-card{position:relative;overflow:hidden}
.window-card::before{content:"";position:absolute;top:0;left:0;width:3px;height:100%;background:linear-gradient(180deg,var(--accent),transparent)}
.window-card .w-tag{display:inline-block;font-size:11.5px;padding:3px 10px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;margin-bottom:10px;letter-spacing:.4px}
/* ---------- 核对清单 ---------- */
.check-list li{position:relative;padding-left:30px;font-size:13.8px;color:#b6c6e2;line-height:1.8;margin-bottom:12px}
.check-list li::before{
  content:"";position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:6px;
  border:1px solid rgba(58,210,255,.5);background:rgba(58,210,255,.12);
}
.check-list li::after{content:"";position:absolute;left:5px;top:9px;width:8px;height:4px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
/* ---------- FAQ ---------- */
.faq{max-width:900px;margin:0 auto}
.faq details{
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--panel);
  padding:0 20px;margin-bottom:12px;transition:border-color .2s ease,background .2s ease;
}
.faq details:hover{border-color:var(--line2);background:var(--panel2)}
.faq details[open]{border-color:rgba(58,210,255,.42);background:rgba(58,210,255,.06)}
.faq summary{
  list-style:none;cursor:pointer;padding:17px 34px 17px 0;position:relative;
  font-size:14.8px;font-weight:600;color:#eaf2ff;line-height:1.65;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:4px;top:24px;width:9px;height:9px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(45deg);transition:transform .22s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}
.faq .answer{padding:0 0 18px;font-size:13.8px;color:var(--muted);line-height:1.85;margin:0}
/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:18px;padding:46px 40px;
  border:1px solid rgba(58,210,255,.32);
  background:
    radial-gradient(620px 320px at 82% 12%, rgba(109,139,255,.32), transparent 66%),
    linear-gradient(140deg, rgba(58,210,255,.16), rgba(10,19,39,.92));
  box-shadow:0 40px 80px -46px #000;
}
.cta-band h2{font-size:25px;margin-bottom:12px;letter-spacing:.3px}
.cta-band p{color:#b6c6e2;font-size:14.5px;max-width:640px;margin-bottom:24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(10,19,39,.75),rgba(4,8,17,.96));padding:56px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:30px;border-bottom:1px solid rgba(124,178,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;margin-bottom:14px;letter-spacing:.4px}
.footer-desc{font-size:13.4px;color:var(--muted);line-height:1.85;max-width:420px;margin:0}
.footer-col h4{font-size:13.5px;letter-spacing:1px;color:#cfe4ff;margin-bottom:14px;font-weight:700}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:13.4px;color:var(--muted);transition:color .2s ease}
.footer-col ul li a:hover{color:var(--accent)}
.footer-col ul li a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding-top:20px;font-size:12.5px;color:#6f81a2;letter-spacing:.3px}
/* ---------- 移动端底部 Tab ---------- */
.tab-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
  padding:8px 8px calc(8px + env(safe-area-inset-bottom));
  background:rgba(6,11,23,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-top:1px solid var(--line);
}
.tab-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.tab-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  min-height:48px;border-radius:10px;font-size:11px;color:var(--muted);
  transition:color .2s ease,background .2s ease;
}
.tab-item svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tab-item.active{color:var(--accent);background:rgba(58,210,255,.12)}
.tab-item:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .ba-grid{grid-template-columns:1fr}
  .ba-arrow{display:none}
  .split{grid-template-columns:1fr;gap:28px}
  .figure-stack{position:static}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .team-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-links{display:none}
  .nav-cta{margin-left:auto}
  .header-inner{gap:14px}
  .tab-bar{display:block}
  body{padding-bottom:78px}
  section{padding:52px 0}
  h2.sec-title{font-size:22px}
  .cta-band{padding:34px 24px}
  .cta-band h2{font-size:21px}
}
@media (max-width:768px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .hero{padding:44px 0 46px}
  h1.hero-title{font-size:24px}
  .hero-lead{font-size:14px}
  .step-item{grid-template-columns:36px 1fr;padding:18px 16px}
  .step-num{width:34px;height:34px;border-radius:10px;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .logo{font-size:15px}
  .nav-cta{min-height:40px;padding:0 14px;font-size:13px}
  .hero-actions .btn{width:100%}
  .data-chip{padding:9px 13px}
  .ba-card{padding:18px}
  h2.sec-title{font-size:20px}
  .stat-card .stat-num{font-size:25px}
}

/* roulang page: category3 */
:root{
  --bg:#050a15;
  --bg2:#0a1327;
  --panel:rgba(255,255,255,.045);
  --panel2:rgba(255,255,255,.078);
  --line:rgba(124,178,255,.15);
  --line2:rgba(124,178,255,.32);
  --text:#e9f1ff;
  --muted:#8fa3c6;
  --accent:#3ad2ff;
  --accent2:#6d8bff;
  --gold:#ffcd78;
  --r:14px;
  --r-sm:10px;
  --sh:0 20px 44px -28px rgba(0,0,0,.95);
  --sh-hover:0 30px 58px -26px rgba(0,0,0,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:15px;line-height:1.78;color:var(--text);
  background:
    radial-gradient(1100px 560px at 12% -8%, rgba(58,210,255,.13), transparent 62%),
    radial-gradient(900px 520px at 88% 2%, rgba(109,139,255,.13), transparent 58%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto}
/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:90;background:rgba(6,11,23,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line);box-shadow:0 12px 30px -26px rgba(0,0,0,.9)}
.header-inner{height:64px;display:flex;align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-size:16.5px;font-weight:700;letter-spacing:.4px;white-space:nowrap;color:var(--text)}
.logo-mark{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent2));box-shadow:0 0 20px rgba(58,210,255,.45);flex:0 0 auto}
.logo-mark svg{width:18px;height:18px}
.nav-links{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav-links a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 15px;border-radius:999px;
  font-size:14px;color:var(--muted);border:1px solid transparent;
  transition:color .2s,background .2s,border-color .2s;
}
.nav-links a:hover{color:var(--text);background:var(--panel2)}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-links a.active{
  color:#04121f;font-weight:700;
  background:linear-gradient(135deg,var(--accent),#7be4ff);
  box-shadow:0 10px 24px -12px rgba(58,210,255,.95);
}
.nav-cta{margin-left:10px}
/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#5fa9ff);color:#04121f;box-shadow:0 12px 30px -14px rgba(58,210,255,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -14px rgba(58,210,255,1)}
.btn-ghost{border-color:var(--line2);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn:active{transform:translateY(0)}
/* ===== 区块 ===== */
section{padding:70px 0;position:relative}
.sec-alt{background:linear-gradient(180deg,rgba(10,19,39,.78),rgba(5,10,21,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:32px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;letter-spacing:2px;color:var(--accent);margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent)}
h2.sec-title{font-size:26px;line-height:1.36;font-weight:700;letter-spacing:.3px;margin:0 0 12px;color:#f2f7ff}
.sec-desc{font-size:14.4px;color:var(--muted);line-height:1.85;margin:0}
.row.grid-3{display:grid;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr));margin:0}
.row.grid-3 > .columns{width:auto;padding:0;float:none}
.grid{display:grid;gap:20px}
/* ===== 卡片 ===== */
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line2)}
.card h3{font-size:16.5px;font-weight:700;margin:0 0 8px;line-height:1.5;color:#f0f6ff}
.card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin:0}
.card-media{border-radius:var(--r-sm);overflow:hidden;margin-bottom:16px;aspect-ratio:16/9;background:#0b1526}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.04)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{font-size:11.5px;padding:4px 11px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.03);letter-spacing:.3px}
.tag.gold{border-color:rgba(255,205,120,.42);color:var(--gold);background:rgba(255,205,120,.08)}
/* ===== Hero ===== */
.hero{
  position:relative;padding:62px 0 58px;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url('/assets/images/6e0f87470c7aa937.webp');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(860px 420px at 10% 6%, rgba(58,210,255,.22), transparent 62%),
    linear-gradient(104deg, rgba(4,8,17,.97) 0%, rgba(7,14,29,.92) 50%, rgba(9,18,36,.74) 100%);
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 15px;border-radius:999px;
  font-size:12.5px;letter-spacing:1.4px;color:var(--gold);
  background:rgba(255,205,120,.1);border:1px solid rgba(255,205,120,.3);
}
h1.hero-title{
  font-size:clamp(25px,3.9vw,36px);line-height:1.32;font-weight:800;letter-spacing:.4px;
  margin:16px 0 16px;color:#fff;
}
.hero-lead{color:#b6c6e2;font-size:14.8px;line-height:1.88;margin:0 0 26px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag-list li{font-size:12.5px;padding:6px 14px;border-radius:999px;border:1px solid var(--line2);color:#a9bcd9;background:rgba(255,255,255,.035)}
.hero-panel{
  border-radius:18px;padding:24px;
  background:linear-gradient(155deg,rgba(255,205,120,.14),rgba(58,210,255,.09) 46%,rgba(255,255,255,.03));
  border:1px solid rgba(255,205,120,.3);
  box-shadow:0 34px 66px -34px #000, inset 0 1px 0 rgba(255,255,255,.16);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.hero-panel h2{font-size:15px;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.4px}
.panel-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:18px}
.pstat{padding:12px 10px;border-radius:12px;background:rgba(6,12,25,.55);border:1px solid var(--line);text-align:center}
.pstat b{display:block;font-size:20px;font-weight:800;color:var(--accent);line-height:1.2}
.pstat span{display:block;font-size:11.5px;color:var(--muted);margin-top:4px;letter-spacing:.4px}
.ver-label{font-size:12px;color:var(--muted);letter-spacing:1px;margin-bottom:8px}
.ver-track{display:flex;gap:8px}
.ver-node{flex:1;text-align:center;font-size:11.5px;padding:8px 2px;border-radius:9px;border:1px solid var(--line);color:#8ea2c4;background:rgba(255,255,255,.03)}
.ver-node.on{border-color:var(--accent);color:#04121f;font-weight:700;background:linear-gradient(135deg,var(--accent),#7be4ff);box-shadow:0 0 20px -6px rgba(58,210,255,.9)}
.sub-form{display:flex;gap:8px;margin-top:16px}
.sub-form input{
  flex:1;min-height:44px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line2);background:rgba(255,255,255,.05);color:var(--text);outline:none;
  transition:border-color .2s,box-shadow .2s;
}
.sub-form input::placeholder{color:#7f93b4}
.sub-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(58,210,255,.16)}
.sub-tip{font-size:12px;margin-top:9px;color:var(--muted);min-height:18px}
.sub-tip.ok{color:#7df0c0}
.sub-tip.err{color:#ff9aa8}
/* ===== 掉落清单 ===== */
.drop-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.drop-item{
  display:flex;gap:14px;padding:16px 18px;border-radius:12px;
  background:var(--panel);border:1px solid var(--line);
  transition:transform .2s,border-color .2s,box-shadow .2s,background .2s;
}
.drop-item:hover{transform:translateY(-3px);border-color:var(--line2);background:var(--panel2);box-shadow:var(--sh)}
.drop-num{
  width:36px;height:36px;flex:0 0 auto;border-radius:10px;display:grid;place-items:center;
  font-weight:800;font-size:13px;color:#04121f;
  background:linear-gradient(135deg,var(--accent),#7be4ff);
  box-shadow:0 0 18px -6px rgba(58,210,255,.9);
}
.drop-body h3{font-size:15px;font-weight:700;margin:0 0 5px;color:#f0f6ff}
.drop-body p{font-size:13.4px;color:var(--muted);line-height:1.72;margin:0}
.drop-body .src{font-size:11.5px;color:var(--gold);letter-spacing:.4px;display:inline-block;margin-top:7px}
/* ===== 刷新点对照 ===== */
.matrix{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:rgba(9,17,33,.6)}
.matrix-row{display:grid;grid-template-columns:1.05fr 1fr 1fr 1fr;gap:0;border-bottom:1px solid var(--line)}
.matrix-row:last-child{border-bottom:0}
.matrix-row > div{padding:16px 18px;font-size:13.6px;color:var(--muted);line-height:1.7;border-right:1px solid var(--line)}
.matrix-row > div:last-child{border-right:0}
.matrix-row.head > div{background:rgba(58,210,255,.07);color:#cfe0f8;font-weight:700;font-size:13px;letter-spacing:.6px}
.matrix-row > div b{color:#eaf3ff;display:block;font-size:14px;margin-bottom:3px;font-weight:700}
.matrix-row .hi{color:var(--accent);font-weight:700}
.coords-media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh);margin-bottom:22px}
.coords-media img{width:100%;aspect-ratio:21/9;object-fit:cover}
/* ===== 时间窗口 ===== */
.win-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.win-card{position:relative;padding:22px;border-radius:var(--r);background:var(--panel);border:1px solid var(--line);transition:.2s}
.win-card:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:var(--sh-hover)}
.win-card .time{font-size:24px;font-weight:800;color:var(--accent);line-height:1.2}
.win-card .time small{font-size:12.5px;color:var(--muted);font-weight:500;margin-left:4px}
.win-card h3{font-size:15.5px;margin:8px 0 8px;color:#f0f6ff}
.win-card p{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0}
.notice{
  margin-top:22px;padding:16px 20px;border-radius:12px;
  border:1px solid rgba(255,205,120,.32);background:rgba(255,205,120,.07);
  font-size:13.6px;color:#e6d6b6;line-height:1.8;
}
.notice b{color:var(--gold)}
/* ===== 队伍对比 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
.bar-card{padding:24px;border-radius:var(--r);background:var(--panel);border:1px solid var(--line);box-shadow:var(--sh)}
.bar-card h3{font-size:16px;margin:0 0 16px;color:#f0f6ff}
.bar-row{margin-bottom:14px}
.bar-top{display:flex;justify-content:space-between;font-size:13px;color:#b9c9e4;margin-bottom:6px}
.bar-top span:last-child{color:var(--accent);font-weight:700}
.bar-track{height:8px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent2),var(--accent));box-shadow:0 0 14px -2px rgba(58,210,255,.8)}
.tip-list{display:grid;gap:12px}
.tip-item{display:flex;gap:12px;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.035);border:1px solid var(--line)}
.tip-item .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:9px;flex:0 0 auto;box-shadow:0 0 10px rgba(58,210,255,.9)}
.tip-item p{font-size:13.5px;color:var(--muted);line-height:1.75;margin:0}
.tip-item p b{color:#e8f1ff}
/* ===== 流程 ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step{
  position:relative;padding:22px 20px 20px;border-radius:var(--r);
  background:var(--panel);border:1px solid var(--line);transition:.2s;
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:block;font-size:12px;font-weight:800;letter-spacing:2px;color:var(--accent);margin-bottom:10px;
}
.step:hover{transform:translateY(-4px);border-color:var(--line2);box-shadow:var(--sh-hover)}
.step h3{font-size:15px;margin:0 0 8px;color:#f0f6ff}
.step p{font-size:13.4px;color:var(--muted);line-height:1.78;margin:0}
/* ===== 版本记录 ===== */
.log-list{border-left:2px solid rgba(58,210,255,.28);padding-left:22px;display:grid;gap:20px}
.log-item{position:relative}
.log-item::before{
  content:"";position:absolute;left:-30px;top:7px;width:10px;height:10px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 14px rgba(58,210,255,.9);
}
.log-item h3{font-size:15px;margin:0 0 6px;color:#eef5ff}
.log-item h3 span{font-size:11.5px;color:var(--gold);border:1px solid rgba(255,205,120,.35);background:rgba(255,205,120,.08);border-radius:999px;padding:2px 9px;margin-left:8px;font-weight:600;letter-spacing:.4px}
.log-item p{font-size:13.6px;color:var(--muted);line-height:1.8;margin:0}
/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--panel);transition:.2s;overflow:hidden}
.faq-item[open]{border-color:var(--line2);background:var(--panel2)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 46px 16px 20px;position:relative;
  font-size:14.6px;font-weight:600;color:#eaf3ff;min-height:44px;display:flex;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:20px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:translateY(-70%) rotate(45deg);transition:transform .2s;
}
.faq-item[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-4px}
.faq-body{padding:0 20px 18px;font-size:13.8px;color:var(--muted);line-height:1.85}
/* ===== 收口 CTA ===== */
.sec-cta{padding:64px 0}
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:34px 36px;border-radius:18px;
  background:
    radial-gradient(620px 260px at 12% 0%, rgba(58,210,255,.22), transparent 62%),
    linear-gradient(120deg, rgba(14,26,50,.95), rgba(8,15,30,.92));
  border:1px solid var(--line2);
  box-shadow:0 34px 70px -40px #000, inset 0 1px 0 rgba(255,255,255,.1);
}
.cta-band h2{font-size:23px;margin:0 0 10px;color:#fff;line-height:1.4}
.cta-band p{font-size:14px;color:#aec1de;line-height:1.85;margin:0;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
/* ===== 页脚 ===== */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(10,19,39,.72),rgba(5,10,21,.96));padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:#f0f6ff}
.footer-desc{color:var(--muted);font-size:13.5px;line-height:1.85;margin:14px 0 0;max-width:370px}
.footer-col h4{font-size:13.5px;letter-spacing:1px;margin:0 0 14px;color:#cfe0f8;font-weight:700}
.footer-col ul{display:grid;gap:9px}
.footer-col a{color:var(--muted);font-size:13.5px;transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:34px;padding-top:18px;font-size:12.5px;color:#7c8fb0}
/* ===== 移动底部 Tab ===== */
.mobile-tabs{display:none}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .row.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .win-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .compare-grid{grid-template-columns:1fr}
  .matrix-row{grid-template-columns:1fr 1fr 1fr 1fr}
  .matrix-row > div{padding:13px 14px;font-size:12.8px}
}
@media (max-width:880px){
  .nav-links,.nav-cta{display:none}
  .header-inner{height:60px}
  .logo{font-size:15px}
  .mobile-tabs{
    display:grid;grid-template-columns:repeat(4,1fr);gap:2px;
    position:fixed;left:0;right:0;bottom:0;z-index:96;
    background:rgba(6,11,23,.95);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-top:1px solid var(--line);padding:6px 6px calc(6px + env(safe-area-inset-bottom));
  }
  .mtab{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    min-height:46px;border-radius:10px;font-size:11px;color:var(--muted);letter-spacing:.3px;
    transition:color .2s,background .2s;
  }
  .mtab svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
  .mtab.active{color:var(--accent);background:rgba(58,210,255,.1)}
  .mtab:active{background:rgba(58,210,255,.16)}
  body{padding-bottom:76px}
}
@media (max-width:768px){
  section{padding:52px 0}
  .hero{padding:44px 0 46px}
  .row.grid-3{grid-template-columns:1fr}
  .drop-list{grid-template-columns:1fr}
  .win-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  h2.sec-title{font-size:22px}
  .matrix-row{grid-template-columns:1fr;border-bottom:1px solid var(--line)}
  .matrix-row.head{display:none}
  .matrix-row > div{border-right:0;border-bottom:1px dashed rgba(124,178,255,.12);padding:12px 16px}
  .matrix-row > div:last-child{border-bottom:0}
  .matrix-row > div::before{content:attr(data-label);display:block;font-size:11px;letter-spacing:1px;color:#7590b6;margin-bottom:4px}
  .cta-band{padding:26px 22px}
  .cta-band h2{font-size:20px}
}
@media (max-width:520px){
  .wrap{width:calc(100% - 30px)}
  h1.hero-title{font-size:24px}
  .hero-lead{font-size:14px}
  .panel-stats{grid-template-columns:1fr 1fr}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
  .hero-actions .btn{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1}
  .tag-list li{font-size:12px}
}