/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-deep:#0d1026;
  --ink-soft:#242b52;
  --ink-soft-2:#2c3463;
  --gold:#ffb400;
  --gold-light:#ffc94d;
  --gold-deep:#e09a00;
  --neon:#3fe0d0;
  --text:#eef1ff;
  --muted:#a6adcf;
  --line:rgba(255,255,255,.09);
  --line-gold:rgba(255,180,0,.28);
  --radius:12px;
  --radius-lg:18px;
  --shadow:0 12px 34px rgba(4,7,22,.5);
  --shadow-sm:0 6px 18px rgba(4,7,22,.32);
  --maxw:1180px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--ink-deep);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
::selection{background:var(--gold);color:#22190a;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,14,34,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#ffd166,var(--gold) 55%,#ef8c00);
  color:#1b1204;display:grid;place-items:center;
  font-weight:900;font-size:18px;letter-spacing:0;
  box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22;font-weight:800;font-size:16.5px;letter-spacing:.4px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1.6px;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  padding:8px 15px;border-radius:999px;font-size:15px;color:var(--muted);
  transition:color .2s ease,background .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-link.active{
  color:#22190a;font-weight:800;
  background:linear-gradient(135deg,#ffd166,var(--gold));
  box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.header-side{display:flex;align-items:center;gap:12px;margin-left:6px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);font-size:18px;line-height:1;
}
.nav-toggle:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:10px;font-weight:800;letter-spacing:.3px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#ffd166,var(--gold) 48%,#f09600);
  color:#22190a;box-shadow:0 8px 20px rgba(255,180,0,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.4);}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:9px;}
.btn-lg{padding:14px 32px;font-size:16.5px;border-radius:12px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink);
  padding:92px 0 132px;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 74px),0 100%);
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.38;}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(9,12,30,.97) 0%,rgba(22,27,56,.9) 48%,rgba(32,40,84,.55) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:830px;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  border:1px solid var(--line-gold);
  background:rgba(255,180,0,.1);
  color:var(--gold);font-size:13px;letter-spacing:1.4px;font-weight:600;
}
.kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--neon);box-shadow:0 0 10px var(--neon);}
.hero h1{font-size:46px;line-height:1.26;margin:24px 0 20px;letter-spacing:-1px;}
.hero h1 em{font-style:normal;color:var(--gold);}
.hero-lead{color:#c7cde8;font-size:16.5px;max-width:730px;}
.hero-actions{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{
  display:flex;gap:52px;flex-wrap:wrap;
  margin-top:46px;padding-top:26px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-stats strong{display:block;font-size:27px;font-weight:900;color:var(--gold);line-height:1.3;}
.hero-stats span{font-size:13.5px;color:var(--muted);letter-spacing:.5px;}

/* ---------- Sections ---------- */
.section{padding:80px 0;position:relative;}
.section-alt{background:var(--ink);}
.section-soft{background:#101531;}
.section-deep{background:var(--ink-deep);}
.section-light{background:#f4f5fb;color:#1a1f3d;}
.section-light h2,.section-light h3{color:#161b33;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:40px;flex-wrap:wrap;}
.section-head-copy{max-width:720px;}
.eyebrow{
  display:block;font-size:12.5px;letter-spacing:2.6px;
  color:var(--gold);font-weight:700;margin-bottom:12px;text-transform:uppercase;
}
.section-head h2{font-size:30px;line-height:1.36;}
.section-head p{color:var(--muted);margin-top:12px;font-size:15.5px;}
.section-light .eyebrow{color:#b07900;}
.section-light .section-head p{color:#5c6285;}
.more-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;
  color:var(--gold);border-bottom:1px solid transparent;transition:.2s;padding-bottom:2px;
}
.more-link:hover{border-color:var(--gold);}
.section-light .more-link{color:#a87400;}

/* ---------- Highlights ---------- */
.highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.highlight-card{
  background:linear-gradient(180deg,rgba(40,48,94,.72),rgba(26,31,61,.86));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 26px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.highlight-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.highlight-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;margin-bottom:18px;
  background:rgba(255,180,0,.14);border:1px solid var(--line-gold);
  color:var(--gold);font-weight:900;font-size:17px;
}
.highlight-card h3{font-size:19px;margin-bottom:10px;}
.highlight-card p{color:var(--muted);font-size:14.8px;}

/* ---------- Session cards ---------- */
.session-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.session-card{
  position:relative;background:#151a38;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px 26px 30px;overflow:hidden;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.session-card::before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;
  background:linear-gradient(180deg,var(--gold),transparent);
}
.session-card:nth-child(2)::before{background:linear-gradient(180deg,var(--neon),transparent);}
.session-card:nth-child(3)::before{background:linear-gradient(180deg,#9b8bff,transparent);}
.session-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.session-time{font-size:13px;letter-spacing:1.6px;color:var(--gold);font-weight:800;}
.session-card:nth-child(2) .session-time{color:var(--neon);}
.session-card:nth-child(3) .session-time{color:#a99cff;}
.session-card h3{font-size:20px;margin:10px 0 12px;}
.session-card p{color:var(--muted);font-size:14.8px;}
.session-tag{
  display:inline-block;margin-top:18px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;color:var(--muted);background:rgba(255,255,255,.06);
  border:1px solid var(--line);
}

/* ---------- Team ---------- */
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.team-card{
  background:rgba(36,43,82,.62);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;
  display:flex;gap:18px;align-items:flex-start;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.team-card:hover{transform:translateY(-4px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.avatar{
  width:52px;height:52px;border-radius:14px;flex-shrink:0;
  display:grid;place-items:center;font-weight:900;font-size:19px;color:#22190a;
  background:linear-gradient(135deg,#ffd166,var(--gold));
}
.team-card:nth-child(2) .avatar{background:linear-gradient(135deg,#8df3ea,#33c8b9);color:#062a27;}
.team-card:nth-child(3) .avatar{background:linear-gradient(135deg,#b3a7ff,#7f6bf0);color:#150d3a;}
.team-card h3{font-size:17.5px;margin-bottom:4px;}
.team-role{font-size:13px;color:var(--gold);letter-spacing:.8px;margin-bottom:8px;display:block;}
.team-card:nth-child(2) .team-role{color:var(--neon);}
.team-card:nth-child(3) .team-role{color:#a99cff;}
.team-card p{color:var(--muted);font-size:14.6px;}

/* ---------- Mechanism ---------- */
.mechanism-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;}
.mechanism-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.mechanism-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.mechanism-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(13,16,38,.05),rgba(13,16,38,.72));
}
.figure-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;
  background:rgba(255,180,0,.16);border:1px solid var(--line-gold);color:var(--gold);
  backdrop-filter:blur(4px);
}
.step-list{display:flex;flex-direction:column;gap:18px;margin-top:26px;}
.step-item{display:flex;gap:16px;align-items:flex-start;}
.step-dot{
  flex-shrink:0;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;font-size:14px;font-weight:900;
  background:rgba(63,224,208,.12);border:1px solid rgba(63,224,208,.34);color:var(--neon);
}
.step-item h3{font-size:16.5px;margin-bottom:5px;}
.step-item p{color:var(--muted);font-size:14.6px;}

/* ---------- Metrics ---------- */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(120deg,rgba(36,43,82,.92),rgba(20,25,53,.92));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 30px;
}
.metric-item{text-align:center;border-right:1px solid rgba(255,255,255,.08);}
.metric-item:last-child{border-right:0;}
.metric-item strong{display:block;font-size:34px;font-weight:900;color:var(--gold);line-height:1.2;}
.metric-item span{font-size:14px;color:var(--muted);}

/* ---------- Quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{
  background:#fff;border:1px solid #e5e8f3;border-radius:var(--radius-lg);
  padding:26px;box-shadow:0 10px 26px rgba(26,31,61,.07);
  display:flex;flex-direction:column;gap:16px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.quote-card:hover{transform:translateY(-5px);box-shadow:0 18px 38px rgba(26,31,61,.13);}
.quote-card p{color:#3c4260;font-size:15px;}
.quote-foot{display:flex;align-items:center;gap:12px;margin-top:auto;}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#ffe0a3,#ffc94d);color:#5a3d00;font-weight:900;font-size:15px;
}
.quote-foot strong{display:block;font-size:14.5px;color:#1a1f3d;}
.quote-foot small{color:#8b90ad;font-size:12.5px;}
.assure-bar{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;
}
.assure-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
  background:#fff;border:1px solid #e5e8f3;color:#2b3157;
  box-shadow:0 4px 12px rgba(26,31,61,.05);
}
.assure-chip::before{content:"✓";color:#1fa87a;font-weight:900;}

/* ---------- Category entrance ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cat-card{
  display:block;background:linear-gradient(165deg,rgba(44,52,99,.9),rgba(22,27,56,.95));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 26px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.cat-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.cat-card h3{font-size:20px;margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.cat-card h3 span{
  font-size:12px;font-weight:800;letter-spacing:1px;color:#22190a;
  background:linear-gradient(135deg,#ffd166,var(--gold));border-radius:6px;padding:2px 8px;
}
.cat-card p{color:var(--muted);font-size:14.8px;}
.cat-more{margin-top:16px;display:inline-flex;align-items:center;gap:6px;color:var(--gold);font-size:14px;font-weight:700;}
.cat-card:hover .cat-more{text-decoration:underline;}

/* ---------- Topic cards ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.topic-card{
  background:rgba(30,36,72,.8);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.topic-card:hover{transform:translateY(-5px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.topic-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.topic-card:hover .topic-thumb img{transform:scale(1.06);}
.topic-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(13,16,38,.82));}
.topic-body{padding:18px 18px 22px;}
.topic-body h3{font-size:16.5px;line-height:1.5;margin-bottom:8px;}
.topic-body p{color:var(--muted);font-size:13.8px;}
.topic-meta{margin-top:14px;font-size:12.5px;color:var(--gold);letter-spacing:.6px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:16px;}
.faq-row{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;
  background:rgba(36,43,82,.5);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 26px;
  transition:border-color .2s ease,background .2s ease;
}
.faq-row:hover{border-color:var(--line-gold);background:rgba(40,48,94,.66);}
.faq-q{font-size:16.5px;font-weight:800;color:var(--text);display:flex;gap:10px;align-items:flex-start;}
.faq-q::before{content:"?";flex-shrink:0;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-size:13px;background:rgba(255,180,0,.16);color:var(--gold);border:1px solid var(--line-gold);}
.faq-a{color:var(--muted);font-size:14.8px;}

/* ---------- Guarantee ---------- */
.guarantee{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(110deg,rgba(28,34,68,.92),rgba(18,22,46,.92));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;
}
.guarantee-item{display:flex;gap:14px;align-items:flex-start;}
.guarantee-icon{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  display:grid;place-items:center;font-size:16px;
  background:rgba(63,224,208,.12);border:1px solid rgba(63,224,208,.3);color:var(--neon);
}
.guarantee-item h3{font-size:15.5px;margin-bottom:5px;}
.guarantee-item p{color:var(--muted);font-size:13.8px;}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:34px;align-items:start;}
.news-main{display:flex;flex-direction:column;gap:18px;}
.news-item{
  display:grid;grid-template-columns:170px 1fr;gap:20px;
  background:rgba(31,37,74,.66);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.news-thumb{display:block;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;min-height:130px;transition:transform .4s ease;}
.news-item:hover .news-thumb img{transform:scale(1.06);}
.news-body{padding:18px 20px 20px 0;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted);margin-bottom:9px;flex-wrap:wrap;}
.tag{
  display:inline-block;padding:2px 10px;border-radius:6px;
  background:rgba(255,180,0,.14);border:1px solid var(--line-gold);
  color:var(--gold);font-weight:700;font-size:12px;
}
.news-body h3{font-size:17px;line-height:1.55;margin-bottom:8px;}
.news-body h3 a:hover{color:var(--gold);}
.news-body p{color:var(--muted);font-size:14.2px;}
.news-side{
  background:rgba(31,37,74,.66);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px 24px;
}
.news-side h3{font-size:17px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.news-side li{padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:14.5px;}
.news-side li:last-child{border-bottom:0;}
.news-side li a{color:#c6cce8;transition:color .2s ease;}
.news-side li a:hover{color:var(--gold);}
.empty-note{padding:30px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);text-align:center;font-size:15px;}

/* ---------- Subscribe ---------- */
.subscribe-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center;}
.form-card{
  background:linear-gradient(160deg,rgba(44,52,99,.94),rgba(20,25,53,.96));
  border:1px solid var(--line-gold);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;color:var(--muted);margin-bottom:8px;letter-spacing:.6px;}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:10px;
  background:rgba(13,16,38,.72);border:1px solid rgba(255,255,255,.14);
  color:var(--text);font-size:15px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.18);
}
.field input::placeholder{color:#767ea6;}
.form-tip{margin-top:14px;font-size:13.5px;color:var(--neon);min-height:20px;}
.form-note{margin-top:10px;font-size:12.8px;color:var(--muted);}
.subscribe-points{display:flex;flex-direction:column;gap:16px;margin-top:26px;}
.subscribe-points li{display:flex;gap:12px;align-items:flex-start;color:var(--muted);font-size:15px;}
.subscribe-points li::before{
  content:"";flex-shrink:0;width:8px;height:8px;border-radius:50%;margin-top:9px;
  background:var(--gold);box-shadow:0 0 10px rgba(255,180,0,.7);
}

/* ---------- Footer ---------- */
.site-footer{background:#080b1d;border-top:1px solid var(--line);padding:60px 0 30px;margin-bottom:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px;padding-bottom:38px;border-bottom:1px solid var(--line);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--muted);font-size:14.5px;max-width:400px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);letter-spacing:.6px;}
.footer-col a{display:block;color:var(--muted);font-size:14.2px;padding:5px 0;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--gold);transform:translateX(3px);}
.footer-bottom{padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.footer-bottom p{color:#767ea6;font-size:13px;}

/* ---------- Fixed CTA (mobile) ---------- */
.fixed-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(11,14,34,.97);backdrop-filter:blur(12px);
  border-top:1px solid var(--line-gold);
  padding:10px 16px;align-items:center;justify-content:space-between;gap:12px;
}
.fixed-cta p{font-size:13px;color:var(--muted);line-height:1.4;}
.fixed-cta p strong{display:block;color:var(--text);font-size:14px;}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero h1{font-size:38px;}
  .highlight-grid,.session-grid,.team-grid,.cat-grid,.quote-grid{grid-template-columns:repeat(2,1fr);}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .metric-strip{grid-template-columns:repeat(2,1fr);gap:26px;}
  .metric-item:nth-child(2){border-right:0;}
  .metric-item{border-right:0;}
  .guarantee{grid-template-columns:repeat(2,1fr);}
  .mechanism-wrap,.subscribe-wrap{grid-template-columns:1fr;gap:34px;}
  .news-grid{grid-template-columns:1fr;}
  .faq-row{grid-template-columns:1fr;gap:10px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:900px){
  .main-nav{
    position:absolute;top:70px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(11,14,34,.99);
    border-bottom:1px solid var(--line);
    padding:12px 20px 18px;display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:11px 14px;border-radius:10px;}
  .nav-toggle{display:inline-grid;place-items:center;}
  .header-side .btn-sm{display:none;}
  .header-inner{gap:12px;}
  .brand-text{font-size:15.5px;}
  .brand-text small{display:none;}
}
@media (max-width:768px){
  .hero{padding:64px 0 104px;clip-path:polygon(0 0,100% 0,100% calc(100% - 48px),0 100%);}
  .hero h1{font-size:30px;letter-spacing:-.5px;}
  .hero-lead{font-size:15.2px;}
  .hero-stats{gap:26px;margin-top:34px;}
  .hero-stats strong{font-size:22px;}
  .section{padding:58px 0;}
  .section-head h2{font-size:23px;}
  .section-head{margin-bottom:28px;}
  .highlight-grid,.session-grid,.team-grid,.cat-grid,.quote-grid,.topic-grid,.guarantee{grid-template-columns:1fr;}
  .metric-strip{padding:26px 20px;}
  .metric-item strong{font-size:26px;}
  .news-item{grid-template-columns:1fr;}
  .news-thumb img{min-height:170px;}
  .news-body{padding:0 18px 20px;}
  .form-card{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .fixed-cta{display:flex;}
  body{padding-bottom:70px;}
  .site-footer{padding-bottom:36px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero h1{font-size:26px;}
  .kicker{font-size:12px;letter-spacing:1px;}
  .hero-stats{gap:18px;flex-wrap:wrap;}
  .hero-stats > div{min-width:calc(50% - 9px);}
  .btn-lg{padding:12px 22px;font-size:15px;width:100%;}
  .hero-actions .btn{width:100%;}
  .section-head h2{font-size:21px;}
  .faq-row{padding:20px 18px;}
  .metric-strip{grid-template-columns:1fr;gap:20px;}
  .news-side{padding:20px 18px;}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-deep:#0d1026;
 --ink-soft:#242b52;
 --ink-soft-2:#2c3463;
 --gold:#ffb400;
 --gold-light:#ffc94d;
 --gold-deep:#e09a00;
 --neon:#3fe0d0;
 --text:#eef1ff;
 --muted:#a6adcf;
 --line:rgba(255,255,255,.09);
 --line-gold:rgba(255,180,0,.28);
 --radius:12px;
 --radius-lg:18px;
 --shadow:0 12px 34px rgba(4,7,22,.5);
 --shadow-sm:0 6px 18px rgba(4,7,22,.32);
 --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
 background:var(--ink-deep);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- Header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(11,14,34,.94);
 backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffd166,var(--gold) 55%,#ef8c00);
 color:#1b1204;display:grid;place-items:center;
 font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22;font-weight:800;font-size:16.5px;letter-spacing:.4px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1.6px;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:15px;color:var(--muted);
 transition:color .2s ease,background .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-link.active{
 color:#22190a;font-weight:800;
 background:linear-gradient(135deg,#ffd166,var(--gold));
 box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.nav-link:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.header-side{display:flex;align-items:center;gap:12px;margin-left:6px;}
.nav-toggle{
 display:none;width:40px;height:40px;border-radius:10px;
 background:rgba(255,255,255,.06);border:1px solid var(--line);
 color:var(--text);font-size:18px;line-height:1;align-items:center;justify-content:center;
}
.nav-toggle:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}

/* ---------- Buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:10px;font-weight:800;letter-spacing:.3px;
 transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
 white-space:nowrap;
}
.btn-gold{
 background:linear-gradient(135deg,#ffd166,var(--gold) 48%,#f09600);
 color:#22190a;box-shadow:0 8px 20px rgba(255,180,0,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.4);}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:9px;}
.btn-lg{padding:14px 32px;font-size:16.5px;border-radius:12px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}

/* ---------- Article hero ---------- */
.article-hero{
 position:relative;overflow:hidden;
 background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat,var(--ink);
 padding:38px 0 54px;
 border-bottom:1px solid var(--line);
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(118deg,rgba(9,12,30,.97) 0%,rgba(21,26,56,.92) 52%,rgba(30,37,78,.72) 100%);
}
.article-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.crumbs a{transition:color .2s ease;}
.crumbs a:hover{color:var(--gold);}
.crumbs span.sep{opacity:.45;}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:5px 14px;border-radius:999px;
 background:rgba(255,180,0,.14);color:var(--gold);
 border:1px solid var(--line-gold);
 font-size:12.5px;font-weight:700;letter-spacing:.6px;
}
.tag-neon{background:rgba(63,224,208,.12);color:var(--neon);border-color:rgba(63,224,208,.3);}
.article-title{
 font-size:38px;line-height:1.32;margin:16px 0 18px;max-width:920px;
}
.article-sub{color:#c2c8e4;font-size:16px;max-width:760px;}
.article-meta{
 display:flex;gap:10px 22px;flex-wrap:wrap;align-items:center;
 margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
 font-size:13.5px;color:var(--muted);
}
.article-meta strong{color:var(--text);font-weight:700;}
.meta-chip{
 display:inline-flex;align-items:center;gap:7px;
 padding:5px 12px;border-radius:8px;
 background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.meta-chip i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block;}

/* ---------- Sections ---------- */
.section{padding:72px 0;position:relative;}
.section-alt{background:var(--ink);}
.section-soft{background:#101531;}
.section-deep{background:var(--ink-deep);}
.section-head{margin-bottom:34px;max-width:760px;}
.eyebrow{
 display:block;font-size:12.5px;letter-spacing:2.6px;
 color:var(--gold);font-weight:700;margin-bottom:10px;text-transform:uppercase;
}
.section-head h2{font-size:27px;line-height:1.4;}
.section-head p{color:var(--muted);margin-top:12px;font-size:15.5px;}

/* ---------- Summary strip ---------- */
.summary-strip{
 display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
 margin-top:-38px;position:relative;z-index:5;
}
.summary-item{
 background:linear-gradient(180deg,#1c2247,#151a38);
 border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 22px 24px;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.summary-item:hover{transform:translateY(-4px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.summary-item h3{font-size:15.5px;margin-bottom:8px;color:var(--text);}
.summary-item p{font-size:14.2px;color:var(--muted);line-height:1.75;}
.summary-item .num{
 font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--gold);
 display:block;margin-bottom:10px;
}

/* ---------- Layout ---------- */
.layout{
 display:grid;grid-template-columns:minmax(0,1fr) 316px;
 gap:34px;align-items:start;
}
.article-card{
 background:#151a38;border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:38px 40px 42px;
 box-shadow:var(--shadow-sm);
}
.article-prose{font-size:16.4px;line-height:1.92;color:#dfe3f6;}
.article-prose > * + *{margin-top:18px;}
.article-prose h2{
 font-size:23px;line-height:1.5;color:#fff;margin-top:38px;
 padding-left:14px;border-left:4px solid var(--gold);
}
.article-prose h3{font-size:18.5px;line-height:1.6;color:var(--gold-light);margin-top:26px;}
.article-prose p{color:#d6dbef;}
.article-prose strong{color:var(--gold-light);font-weight:800;}
.article-prose a{color:var(--neon);border-bottom:1px dashed rgba(63,224,208,.5);transition:color .2s ease;}
.article-prose a:hover{color:var(--gold);border-bottom-color:var(--gold);}
.article-prose ul,.article-prose ol{padding-left:4px;}
.article-prose ul li,.article-prose ol li{
 position:relative;padding-left:22px;margin-top:10px;color:#d6dbef;
}
.article-prose ul li::before{
 content:"";position:absolute;left:2px;top:11px;
 width:7px;height:7px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),#f09600);
}
.article-prose ol{counter-reset:prose;}
.article-prose ol li{counter-increment:prose;}
.article-prose ol li::before{
 content:counter(prose);
 position:absolute;left:0;top:2px;
 font-size:12.5px;font-weight:800;color:var(--gold);
}
.article-prose blockquote{
 margin:26px 0;padding:20px 24px;
 background:rgba(255,180,0,.07);
 border-left:3px solid var(--gold);
 border-radius:0 var(--radius) var(--radius) 0;
 color:#e7ebff;font-size:15.5px;
}
.article-prose img{border-radius:var(--radius);margin:24px 0;box-shadow:var(--shadow-sm);}
.article-prose table{width:100%;border-collapse:collapse;font-size:14.8px;margin:24px 0;}
.article-prose th,.article-prose td{
 border:1px solid var(--line);padding:11px 14px;text-align:left;
}
.article-prose th{background:rgba(255,255,255,.05);color:var(--gold-light);font-weight:700;}
.article-prose hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

/* ---------- Aside ---------- */
.side-stack{display:grid;gap:20px;position:sticky;top:92px;}
.side-card{
 background:#151a38;border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 22px;
 box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:16px;margin-bottom:6px;}
.side-card .side-note{font-size:13px;color:var(--muted);margin-bottom:16px;}
.data-list li{
 display:flex;align-items:baseline;justify-content:space-between;gap:14px;
 padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.data-list li:last-child{border-bottom:0;padding-bottom:0;}
.data-list span{color:var(--muted);}
.data-list strong{color:var(--gold);font-weight:800;}
.side-links li + li{margin-top:8px;}
.side-links a{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 padding:10px 14px;border-radius:9px;
 background:rgba(255,255,255,.04);border:1px solid var(--line);
 font-size:14px;color:#d6dbef;
 transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease;
}
.side-links a:hover{background:rgba(255,180,0,.1);border-color:var(--line-gold);color:var(--gold);transform:translateX(3px);}
.side-links a em{font-style:normal;color:var(--muted);font-size:12.5px;}
.side-cta{background:linear-gradient(160deg,#242c5b,#171d3c);border-color:var(--line-gold);}
.side-cta p{font-size:14px;color:var(--muted);margin:10px 0 18px;}
.side-cta .btn{width:100%;}

/* ---------- CTA band ---------- */
.cta-band{
 position:relative;overflow:hidden;
 background:url('/assets/images/backpic/back-4.webp') center/cover no-repeat,#191f42;
 border:1px solid var(--line-gold);border-radius:var(--radius-lg);
 padding:38px 40px;margin-top:34px;
 display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(110deg,rgba(13,16,38,.96),rgba(28,34,71,.85));
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h3{font-size:21px;margin-bottom:8px;}
.cta-band p{color:var(--muted);font-size:14.5px;max-width:560px;}

/* ---------- Mechanism cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.info-card{
 background:linear-gradient(180deg,rgba(40,48,94,.72),rgba(26,31,61,.88));
 border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:28px 26px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.info-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.info-card .idx{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 background:rgba(255,180,0,.14);color:var(--gold);font-weight:900;font-size:14px;
 border:1px solid var(--line-gold);margin-bottom:16px;
}
.info-card h3{font-size:18px;margin-bottom:10px;}
.info-card p{color:var(--muted);font-size:14.6px;}

/* ---------- Rhythm timeline ---------- */
.rhythm{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:8px;}
.rhythm-item{
 position:relative;background:#151a38;border:1px solid var(--line);
 border-radius:var(--radius);padding:22px 20px;
}
.rhythm-item::before{
 content:"";position:absolute;left:0;top:0;width:100%;height:3px;border-radius:12px 12px 0 0;
 background:linear-gradient(90deg,var(--gold),rgba(255,180,0,0));
}
.rhythm-item .step{font-size:12.5px;letter-spacing:1.4px;color:var(--gold);font-weight:800;}
.rhythm-item h4{font-size:16px;margin:10px 0 8px;}
.rhythm-item p{font-size:14px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
 background:#151a38;border:1px solid var(--line);border-radius:var(--radius);
 padding:0 22px;transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-gold);background:#181e40;}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 0;
 font-size:16px;font-weight:700;color:var(--text);
 display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";color:var(--gold);font-size:20px;font-weight:700;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item summary:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.faq-body{padding:0 0 20px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- Notice ---------- */
.notice-bar{
 display:flex;align-items:flex-start;gap:16px;
 background:rgba(63,224,208,.07);border:1px solid rgba(63,224,208,.24);
 border-radius:var(--radius);padding:24px 26px;
}
.notice-bar .dot{
 flex:0 0 auto;width:10px;height:10px;border-radius:50%;margin-top:8px;
 background:var(--neon);box-shadow:0 0 0 5px rgba(63,224,208,.14);
}
.notice-bar h3{font-size:16.5px;margin-bottom:6px;}
.notice-bar p{color:var(--muted);font-size:14.8px;}

/* ---------- Empty / back ---------- */
.empty-state{
 max-width:720px;margin:0 auto;text-align:center;
 background:#151a38;border:1px dashed var(--line-gold);
 border-radius:var(--radius-lg);padding:56px 32px;
}
.empty-state p{color:var(--muted);margin:12px 0 24px;}

/* ---------- Footer ---------- */
.site-footer{background:#0a0d20;border-top:1px solid var(--line);padding:56px 0 0;margin-top:0;}
.footer-grid{
 display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;
 padding-bottom:40px;
}
.footer-brand p{color:var(--muted);font-size:14.2px;margin-top:16px;max-width:400px;}
.footer-col h4{font-size:14.5px;color:var(--text);margin-bottom:16px;letter-spacing:.6px;}
.footer-col a{
 display:block;color:var(--muted);font-size:14.2px;padding:6px 0;
 transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--gold);transform:translateX(3px);}
.footer-bottom{
 display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
 padding:22px 0 26px;border-top:1px solid var(--line);
 font-size:13px;color:#7d84a6;
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .layout{grid-template-columns:1fr;}
 .side-stack{position:static;}
 .summary-strip{grid-template-columns:repeat(3,1fr);margin-top:-28px;}
 .card-grid{grid-template-columns:repeat(2,1fr);}
 .rhythm{grid-template-columns:repeat(2,1fr);}
 .article-title{font-size:32px;}
 .article-card{padding:30px 28px 34px;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
 .header-inner{height:64px;gap:14px;}
 .main-nav{
  position:absolute;top:64px;left:0;right:0;display:none;
  flex-direction:column;align-items:stretch;gap:6px;
  background:rgba(10,13,32,.98);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);padding:14px 20px 18px;
  margin-left:0;
 }
 .main-nav.open{display:flex;}
 .main-nav .nav-link{padding:11px 14px;border-radius:10px;font-size:15.5px;}
 .nav-toggle{display:flex;}
 .header-side{margin-left:auto;}
 .header-side .btn-sm{display:none;}
 .section{padding:56px 0;}
 .cta-band{padding:30px 26px;}
 .cta-band h3{font-size:19px;}
}
@media (max-width:768px){
 .summary-strip{grid-template-columns:1fr;margin-top:24px;}
 .card-grid{grid-template-columns:1fr;}
 .rhythm{grid-template-columns:1fr;}
 .article-hero{padding:28px 0 40px;}
 .article-title{font-size:27px;line-height:1.42;}
 .article-sub{font-size:15px;}
 .article-card{padding:24px 20px 28px;}
 .article-prose{font-size:15.8px;}
 .article-prose h2{font-size:20px;margin-top:30px;}
 .article-prose h3{font-size:17px;}
 .footer-grid{grid-template-columns:1fr;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
 .cta-band{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .brand-text{font-size:14.5px;}
 .brand-text small{font-size:10px;letter-spacing:1.1px;}
 .brand-mark{width:34px;height:34px;font-size:16px;}
 .article-title{font-size:23px;}
 .hero-actions,.cta-band .btn{width:100%;}
 .article-meta{font-size:12.8px;gap:8px 14px;}
 .section-head h2{font-size:22px;}
 .side-card,.info-card,.rhythm-item{padding:20px 18px;}
}

/* roulang page: category1 */
:root{
  --ink:#1a1f3d;
  --ink-deep:#0d1026;
  --ink-soft:#242b52;
  --ink-soft-2:#2c3463;
  --gold:#ffb400;
  --gold-light:#ffc94d;
  --gold-deep:#e09a00;
  --neon:#3fe0d0;
  --text:#eef1ff;
  --muted:#a6adcf;
  --line:rgba(255,255,255,.09);
  --line-gold:rgba(255,180,0,.28);
  --radius:12px;
  --radius-lg:18px;
  --shadow:0 12px 34px rgba(4,7,22,.5);
  --shadow-sm:0 6px 18px rgba(4,7,22,.32);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  padding-bottom:64px;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--ink-deep);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
div.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,14,34,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#ffd166,var(--gold) 55%,#ef8c00);
  color:#1b1204;display:grid;place-items:center;
  font-weight:900;font-size:18px;
  box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22;font-weight:800;font-size:16.5px;letter-spacing:.4px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1.6px;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  padding:8px 15px;border-radius:999px;font-size:15px;color:var(--muted);
  transition:color .2s ease,background .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-link:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
.nav-link.active{
  color:#22190a;font-weight:800;
  background:linear-gradient(135deg,#ffd166,var(--gold));
  box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.header-side{display:flex;align-items:center;gap:12px;margin-left:6px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);font-size:18px;line-height:1;
}
.nav-toggle:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:10px;font-weight:800;letter-spacing:.3px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#ffd166,var(--gold) 48%,#f09600);
  color:#22190a;box-shadow:0 8px 20px rgba(255,180,0,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.4);}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:9px;}
.btn-lg{padding:14px 30px;font-size:16px;border-radius:12px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}
/* ---------- Sections ---------- */
.section{padding:76px 0;position:relative;}
.section-alt{background:var(--ink);}
.section-soft{background:#101531;}
.section-deep{background:var(--ink-deep);}
.section-head{margin-bottom:38px;max-width:780px;}
.eyebrow{
  display:block;font-size:12.5px;letter-spacing:2.6px;
  color:var(--gold);font-weight:700;margin-bottom:12px;
}
.section-head h2{font-size:29px;line-height:1.38;margin:0;letter-spacing:-.3px;}
.section-head p{color:var(--muted);margin:12px 0 0;font-size:15.5px;}
/* ---------- Category Hero ---------- */
.hero-cat{position:relative;overflow:hidden;background:var(--ink);padding:72px 0 88px;}
.hero-cat .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34;}
.hero-cat::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(9,12,30,.97) 0%,rgba(22,27,56,.9) 50%,rgba(32,40,84,.62) 100%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center;
}
.hero-copy .eyebrow{margin-bottom:10px;}
.hero-copy h1{
  font-size:40px;line-height:1.3;margin:0 0 18px;letter-spacing:-.6px;font-weight:900;
}
.hero-copy h1 em{font-style:normal;color:var(--gold);}
.hero-lead{color:#c7cde8;font-size:15.8px;margin:0;max-width:540px;}
.hero-actions{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{
  display:flex;gap:36px;flex-wrap:wrap;
  margin-top:36px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-stats strong{
  display:block;font-size:25px;font-weight:900;color:var(--gold);
  line-height:1.3;font-variant-numeric:tabular-nums;
}
.hero-stats span{font-size:13px;color:var(--muted);letter-spacing:.4px;}
.hero-visual{position:relative;}
.hero-shot{margin:0;transform:rotate(-2.2deg) translateY(6px);}
.hero-shot img{
  width:100%;border-radius:var(--radius-lg);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 26px 60px rgba(0,0,0,.6);
}
.hero-tag{
  position:absolute;left:-16px;bottom:24px;transform:rotate(2deg);
  background:linear-gradient(135deg,#ffd166,var(--gold));
  color:#22190a;border-radius:12px;padding:11px 18px;
  font-weight:800;font-size:13.5px;letter-spacing:.3px;
  box-shadow:0 14px 30px rgba(0,0,0,.45);
}
/* ---------- Merit cards ---------- */
.merit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.merit-card{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,rgba(42,50,98,.7),rgba(24,29,58,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 24px 30px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.merit-card::before{
  content:"";position:absolute;top:0;left:24px;right:24px;height:2px;
  background:linear-gradient(90deg,var(--gold),transparent);
}
.merit-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.merit-index{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;
  color:var(--gold);margin-bottom:12px;
}
.merit-card h3{font-size:18.5px;margin:0 0 10px;line-height:1.45;}
.merit-card p{margin:0;color:var(--muted);font-size:14.6px;}
/* ---------- Mechanism split ---------- */
.mech-split{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:start;}
.mech-copy h2{font-size:29px;line-height:1.38;margin:0 0 16px;letter-spacing:-.3px;}
.mech-copy p{color:var(--muted);font-size:15.4px;margin:0 0 14px;}
.mech-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.mech-card{
  background:#151a38;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.mech-card:hover{transform:translateY(-4px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.mech-card h3{font-size:16.5px;margin:0 0 8px;color:var(--gold-light);}
.mech-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.72;}
/* ---------- Flow ---------- */
.flow-list{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;}
.flow-item{position:relative;padding-top:54px;}
.flow-dot{
  position:absolute;top:0;left:0;width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;font-weight:900;font-size:14px;color:#22190a;
  background:linear-gradient(135deg,#ffd166,var(--gold));
  box-shadow:0 8px 18px rgba(255,180,0,.26);
}
.flow-item::after{
  content:"";position:absolute;top:18px;left:48px;right:-18px;height:1px;
  background:linear-gradient(90deg,var(--line-gold),rgba(255,255,255,.05));
}
.flow-item:last-child::after{display:none;}
.flow-item h3{font-size:16.5px;margin:0 0 8px;}
.flow-item p{margin:0;font-size:14px;color:var(--muted);line-height:1.72;}
/* ---------- Routes ---------- */
.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.route-card{
  background:#151a38;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.route-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.route-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-soft);}
.route-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.route-card:hover .route-thumb img{transform:scale(1.05);}
.route-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,16,38,.1),rgba(13,16,38,.72));
}
.route-body{padding:22px 22px 26px;}
.route-body h3{font-size:18px;margin:0 0 10px;}
.route-body p{margin:0;font-size:14.4px;color:var(--muted);}
/* ---------- Stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.stat-card{
  background:linear-gradient(180deg,rgba(40,48,94,.55),rgba(20,25,52,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 22px;transition:border-color .2s ease,transform .2s ease;
}
.stat-card:hover{border-color:var(--line-gold);transform:translateY(-4px);}
.stat-num{
  font-size:34px;font-weight:900;color:var(--gold);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.stat-card h3{font-size:15.5px;margin:10px 0 8px;}
.stat-card p{margin:0;font-size:13.8px;color:var(--muted);}
/* ---------- Compare ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.compare-col{
  border-radius:var(--radius-lg);padding:28px 26px;
  border:1px solid var(--line);background:#151a38;
}
.compare-col.good{border-color:rgba(63,224,208,.28);background:linear-gradient(180deg,rgba(24,58,66,.55),rgba(18,23,48,.9));}
.compare-col.bad{border-color:rgba(255,110,110,.22);background:linear-gradient(180deg,rgba(60,28,44,.45),rgba(18,23,48,.9));}
.compare-col h3{font-size:18px;margin:0 0 18px;display:flex;align-items:center;gap:10px;}
.compare-badge{
  font-size:11.5px;font-weight:800;letter-spacing:1.4px;padding:4px 10px;border-radius:999px;
}
.good .compare-badge{background:rgba(63,224,208,.16);color:var(--neon);}
.bad .compare-badge{background:rgba(255,110,110,.14);color:#ff9b9b;}
.compare-col li{
  position:relative;padding:9px 0 9px 24px;font-size:14.6px;color:#cdd3ec;
  border-bottom:1px dashed rgba(255,255,255,.07);
}
.compare-col li:last-child{border-bottom:0;}
.compare-col li::before{
  content:"";position:absolute;left:2px;top:20px;width:8px;height:8px;border-radius:50%;
}
.good li::before{background:var(--neon);}
.bad li::before{background:#ff7d7d;}
/* ---------- Post list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.post-card{
  display:block;background:#151a38;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px 22px 20px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.post-card h3{font-size:16.5px;line-height:1.55;margin:0 0 10px;}
.post-card p{
  font-size:14px;color:var(--muted);margin:0 0 16px;line-height:1.72;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{font-size:12.5px;color:var(--gold);letter-spacing:.4px;}
.post-empty{
  border:1px dashed var(--line);border-radius:var(--radius-lg);
  padding:34px 24px;text-align:center;color:var(--muted);font-size:14.6px;
}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  background:#151a38;border:1px solid var(--line);border-radius:var(--radius);
  padding:0 22px;transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-gold);background:#181e3f;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;
  font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";color:var(--gold);font-size:20px;font-weight:700;line-height:1;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item p{margin:0 0 20px;color:var(--muted);font-size:14.8px;line-height:1.78;}
/* ---------- Assure ---------- */
.assure{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(255,180,0,.16),rgba(63,224,208,.1));
  border:1px solid var(--line-gold);border-radius:var(--radius-lg);
  padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.assure h2{font-size:25px;margin:0 0 10px;line-height:1.4;}
.assure p{margin:0;color:#c7cde8;font-size:15px;max-width:640px;}
/* ---------- Dock ---------- */
.cta-dock{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(11,14,34,.96);
  border-top:1px solid var(--line-gold);
  backdrop-filter:blur(12px);
  box-shadow:0 -8px 26px rgba(0,0,0,.4);
}
.cta-dock .dock-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;
}
.cta-dock p{margin:0;font-size:14.4px;color:#cdd3ec;}
.cta-dock strong{color:var(--gold);font-weight:800;}
/* ---------- Footer ---------- */
.site-footer{background:#080b1c;border-top:1px solid var(--line);padding:56px 0 0;color:var(--muted);}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:42px;padding-bottom:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.4px;color:var(--muted);max-width:430px;margin:0;}
.footer-col h4{color:var(--text);font-size:15px;margin:0 0 14px;font-weight:800;letter-spacing:.5px;}
.footer-col a{display:block;font-size:14.4px;color:var(--muted);padding:5px 0;transition:color .18s ease,padding-left .18s ease;}
.footer-col a:hover{color:var(--gold);padding-left:4px;}
.footer-col a:focus-visible{outline:2px solid var(--neon);outline-offset:3px;border-radius:4px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:18px 24px 26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.4px;color:#7d84a8;
}
.footer-bottom p{margin:0;}
/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .hero-copy h1{font-size:34px;}
  .hero-shot{transform:rotate(-1.4deg);}
  .hero-tag{left:0;}
  .mech-split{grid-template-columns:1fr;gap:30px;}
  .flow-list{grid-template-columns:repeat(2,1fr);}
  .flow-item::after{display:none;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .route-grid{grid-template-columns:1fr 1fr;}
  .post-grid{grid-template-columns:1fr 1fr;}
  .merit-grid{grid-template-columns:1fr;}
}
@media (max-width:900px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(11,14,34,.99);
    border-bottom:1px solid var(--line);
    padding:14px 20px 20px;
    margin-left:0;display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 14px;border-radius:10px;font-size:15.5px;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .header-side{margin-left:auto;}
  .header-side .btn{display:none;}
  .header-inner{gap:14px;}
  .brand-text{font-size:15px;}
  .brand-text small{font-size:10px;letter-spacing:1.2px;}
}
@media (max-width:760px){
  .section{padding:58px 0;}
  .hero-cat{padding:52px 0 66px;}
  .hero-copy h1{font-size:29px;}
  .hero-lead{font-size:15px;}
  .hero-stats{gap:26px;}
  .hero-stats strong{font-size:22px;}
  .section-head h2,.mech-copy h2{font-size:24px;}
  .merit-grid,.mech-cards,.route-grid,.post-grid,.compare-grid,.stat-grid,.flow-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .assure{padding:32px 24px;}
  .assure h2{font-size:21px;}
}
@media (max-width:560px){
  div.container{padding:0 18px;}
  .hero-copy h1{font-size:25px;line-height:1.34;}
  .hero-actions .btn{width:100%;}
  .brand-text small{display:none;}
  .cta-dock .dock-inner{flex-direction:column;align-items:stretch;gap:10px;padding:12px 0;}
  .cta-dock p{font-size:13px;line-height:1.6;}
  .cta-dock .btn{width:100%;}
  body{padding-bottom:96px;}
  .footer-bottom{padding:16px 18px 22px;font-size:12.6px;}
}

/* roulang page: category2 */
:root{
  --ink:#1a1f3d;
  --ink-deep:#0d1026;
  --ink-soft:#242b52;
  --ink-soft-2:#2c3463;
  --gold:#ffb400;
  --gold-light:#ffc94d;
  --gold-deep:#e09a00;
  --neon:#3fe0d0;
  --text:#eef1ff;
  --muted:#a6adcf;
  --line:rgba(255,255,255,.09);
  --line-gold:rgba(255,180,0,.28);
  --radius:12px;
  --radius-lg:18px;
  --shadow:0 12px 34px rgba(4,7,22,.5);
  --shadow-sm:0 6px 18px rgba(4,7,22,.32);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--ink-deep);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  padding-bottom:86px;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,14,34,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:70px;position:relative;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#ffd166,var(--gold) 55%,#ef8c00);
  color:#1b1204;display:grid;place-items:center;
  font-weight:900;font-size:18px;
  box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22;font-weight:800;font-size:16.5px;letter-spacing:.4px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1.6px;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  padding:8px 15px;border-radius:999px;font-size:15px;color:var(--muted);
  transition:color .2s ease,background .2s ease,transform .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-link.active{
  color:#22190a;font-weight:800;
  background:linear-gradient(135deg,#ffd166,var(--gold));
  box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.header-side{display:flex;align-items:center;gap:12px;margin-left:6px;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);font-size:18px;line-height:1;place-items:center;
}
.nav-toggle:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;font-weight:800;letter-spacing:.3px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,#ffd166,var(--gold) 48%,#f09600);
  color:#22190a;box-shadow:0 8px 20px rgba(255,180,0,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.4);}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:9px;}
.btn-lg{padding:14px 32px;font-size:16.5px;border-radius:12px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}
/* ---------- Hero (分类页参数首屏) ---------- */
.hero-cat{position:relative;overflow:hidden;background:var(--ink);padding:62px 0 0;}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(9,12,30,.97) 0%,rgba(20,26,56,.9) 55%,rgba(35,44,92,.6) 100%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:start;
}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:2.6px;
  color:var(--gold);font-weight:700;margin-bottom:16px;
  border:1px solid var(--line-gold);border-radius:999px;padding:5px 14px;
  background:rgba(255,180,0,.07);
}
.hero-cat h1{font-size:41px;line-height:1.28;letter-spacing:-.8px;}
.hero-cat h1 em{font-style:normal;color:var(--gold);}
.hero-lead{color:#c7cde8;font-size:16px;margin-top:18px;max-width:640px;}
.hero-actions{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap;}
.spec-panel{
  background:linear-gradient(180deg,rgba(38,46,90,.86),rgba(20,25,52,.94));
  border:1px solid var(--line-gold);border-radius:var(--radius-lg);
  padding:24px 24px 20px;box-shadow:var(--shadow);
}
.spec-title{font-size:14px;letter-spacing:1.6px;color:var(--gold);font-weight:800;margin-bottom:14px;}
.spec-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.1);font-size:14.5px;
}
.spec-list li:last-child{border-bottom:0;}
.spec-list span{color:var(--muted);}
.spec-list b{color:var(--text);font-weight:800;letter-spacing:.4px;}
.spec-figure{margin-top:16px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);}
.spec-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.metric-bar{
  position:relative;z-index:2;margin-top:52px;
  border-top:1px solid var(--line);
  background:rgba(9,12,30,.78);
}
.metric-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);}
.metric{background:rgba(13,16,38,.92);padding:22px 24px;}
.metric strong{display:block;font-size:25px;font-weight:900;color:var(--gold);line-height:1.35;}
.metric span{font-size:13px;color:var(--muted);letter-spacing:.5px;}
/* ---------- Sections ---------- */
.section{padding:76px 0;position:relative;}
.section-alt{background:var(--ink);}
.section-soft{background:#101531;}
.section-deep{background:var(--ink-deep);}
.section-light{background:#f4f5fb;color:#1a1f3d;}
.section-light h2,.section-light h3{color:#161b33;}
.section-light p{color:#5c6285;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:38px;flex-wrap:wrap;}
.section-head-copy{max-width:740px;}
.section-head h2{font-size:29px;line-height:1.36;}
.section-head p{color:var(--muted);margin-top:12px;font-size:15.5px;}
.section-light .eyebrow{color:#a87400;background:rgba(255,180,0,.14);border-color:rgba(190,140,0,.3);}
.section-light .section-head p{color:#5c6285;}
.more-link{
  display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:14.5px;
  color:var(--gold);border-bottom:1px solid var(--line-gold);padding-bottom:3px;
  transition:gap .2s ease,color .2s ease,border-color .2s ease;
}
.more-link:hover{gap:14px;color:var(--gold-light);border-color:var(--gold-light);}
/* ---------- Point cards ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.point-card{
  background:linear-gradient(180deg,rgba(40,48,94,.72),rgba(26,31,61,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 26px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.point-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.point-num{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:rgba(255,180,0,.14);color:var(--gold);font-weight:900;font-size:15px;
  margin-bottom:16px;border:1px solid var(--line-gold);
}
.point-card h3{font-size:18.5px;margin-bottom:10px;}
.point-card p{color:var(--muted);font-size:14.8px;}
/* ---------- Scene cards ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.scene-card{
  display:flex;gap:18px;align-items:flex-start;
  background:#151a38;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{border-color:var(--line-gold);transform:translateY(-4px);box-shadow:var(--shadow-sm);}
.scene-thumb{width:82px;flex:0 0 82px;border-radius:10px;overflow:hidden;border:1px solid var(--line);}
.scene-thumb img{width:100%;height:82px;object-fit:cover;}
.scene-card h3{font-size:17.5px;margin-bottom:8px;}
.scene-card p{color:var(--muted);font-size:14.6px;}
.scene-tag{
  display:inline-block;margin-top:12px;font-size:12px;letter-spacing:.6px;
  color:var(--neon);border:1px solid rgba(63,224,208,.34);
  background:rgba(63,224,208,.08);border-radius:999px;padding:3px 11px;
}
/* ---------- Step timeline ---------- */
.step-list{display:grid;gap:18px;}
.step-item{
  display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  border-left:3px solid var(--gold);border-radius:var(--radius);padding:22px 24px;
  transition:background .22s ease,border-color .22s ease;
}
.step-item:hover{background:rgba(255,180,0,.06);border-left-color:var(--gold-light);}
.step-index{font-size:24px;font-weight:900;color:var(--gold);line-height:1.2;opacity:.85;}
.step-item h3{font-size:17.5px;margin-bottom:6px;}
.step-item p{color:var(--muted);font-size:14.8px;}
/* ---------- Compare ---------- */
.compare{
  border:1px solid rgba(26,31,61,.12);border-radius:var(--radius-lg);
  overflow:hidden;background:#fff;box-shadow:0 10px 30px rgba(20,26,56,.08);
}
.compare-row{display:grid;grid-template-columns:1fr 1fr;gap:0;}
.compare-row + .compare-row{border-top:1px solid #e8eaf4;}
.compare-cell{padding:20px 24px;font-size:15px;line-height:1.7;}
.compare-cell.bad{color:#7c8199;background:#fafbff;}
.compare-cell.bad::before{content:"误区　";font-weight:800;color:#b34b4b;font-size:12.5px;letter-spacing:1px;}
.compare-cell.good{color:#1a1f3d;font-weight:600;}
.compare-cell.good::before{content:"做法　";font-weight:800;color:#a87400;font-size:12.5px;letter-spacing:1px;}
.compare-head{background:#1a1f3d;color:#eef1ff;}
.compare-head .compare-cell{font-weight:800;font-size:14px;letter-spacing:1px;padding:14px 24px;}
.compare-head .compare-cell::before{content:none;}
/* ---------- Quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{
  background:linear-gradient(180deg,rgba(40,48,94,.6),rgba(22,27,56,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;
  display:flex;flex-direction:column;gap:14px;
}
.quote-card p{font-size:15px;color:#dfe4ff;line-height:1.8;}
.quote-meta{font-size:13px;color:var(--muted);letter-spacing:.4px;border-top:1px solid var(--line);padding-top:12px;}
.quote-meta b{color:var(--gold);font-weight:800;}
/* ---------- Post list ---------- */
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.post-card{
  display:flex;gap:18px;align-items:stretch;
  background:#141935;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:18px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-gold);box-shadow:var(--shadow-sm);}
.post-thumb{width:132px;flex:0 0 132px;border-radius:10px;overflow:hidden;border:1px solid var(--line);}
.post-thumb img{width:100%;height:100%;min-height:96px;object-fit:cover;}
.post-body{display:flex;flex-direction:column;min-width:0;}
.post-tag{
  align-self:flex-start;font-size:11.5px;letter-spacing:.8px;color:var(--gold);
  border:1px solid var(--line-gold);background:rgba(255,180,0,.08);
  border-radius:999px;padding:2px 10px;margin-bottom:8px;
}
.post-title{font-size:16.5px;font-weight:800;line-height:1.5;color:var(--text);margin-bottom:6px;}
.post-card:hover .post-title{color:var(--gold-light);}
.post-summary{font-size:13.8px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-time{font-size:12.5px;color:rgba(166,173,207,.8);margin-top:10px;letter-spacing:.4px;}
.empty-note{color:var(--muted);font-size:15px;padding:18px 0;}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:#151a38;overflow:hidden;transition:border-color .2s ease;
}
.faq-item[open]{border-color:var(--line-gold);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 24px;font-size:16px;font-weight:700;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--gold);font-size:22px;line-height:1;font-weight:700;}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--gold-light);}
.faq-body{padding:0 24px 20px;color:var(--muted);font-size:14.8px;}
/* ---------- Assure bar ---------- */
.assure-bar{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
}
.assure-item{background:#141935;padding:24px 26px;}
.assure-item strong{display:block;color:var(--gold);font-size:15.5px;margin-bottom:6px;letter-spacing:.4px;}
.assure-item span{font-size:14px;color:var(--muted);}
/* ---------- CTA dock ---------- */
.cta-dock{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(11,14,34,.96);backdrop-filter:blur(12px);
  border-top:1px solid var(--line-gold);
  box-shadow:0 -10px 30px rgba(4,7,22,.55);
}
.dock-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 0;}
.dock-text{display:flex;flex-direction:column;line-height:1.5;min-width:0;}
.dock-text strong{font-size:15.5px;color:var(--text);}
.dock-text span{font-size:12.5px;color:var(--muted);}
.dock-actions{display:flex;gap:10px;flex-shrink:0;}
/* ---------- Footer ---------- */
.site-footer{background:#080b1c;border-top:1px solid var(--line);padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
.footer-brand p{color:var(--muted);font-size:14.2px;margin-top:16px;max-width:420px;}
.footer-col h4{font-size:14px;letter-spacing:1.4px;color:var(--gold);margin-bottom:14px;font-weight:800;}
.footer-col a{display:block;color:var(--muted);font-size:14.2px;padding:5px 0;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--gold-light);transform:translateX(4px);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{color:rgba(166,173,207,.75);font-size:12.8px;letter-spacing:.3px;}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-cat h1{font-size:35px;}
  .metric-strip{grid-template-columns:repeat(2,1fr);}
  .point-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .post-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .footer-brand{grid-column:1/-1;}
}
@media (max-width:900px){
  .header-inner{height:64px;gap:12px;}
  .nav-toggle{display:grid;}
  .main-nav{
    display:none;position:absolute;top:64px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;margin:0;
    background:#0f1330;border-bottom:1px solid var(--line);
    padding:12px 18px 18px;box-shadow:0 18px 30px rgba(4,7,22,.6);
  }
  .main-nav.is-open{display:flex;}
  .nav-link{padding:11px 14px;border-radius:10px;font-size:15px;}
  .header-side .btn-sm{padding:7px 12px;font-size:13px;}
  .brand-text{font-size:15px;}
  .brand-text small{font-size:10px;letter-spacing:1.1px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero-cat{padding-top:44px;}
  .hero-cat h1{font-size:29px;letter-spacing:-.3px;}
  .hero-lead{font-size:15px;}
  .section-head h2{font-size:23px;}
  .scene-grid{grid-template-columns:1fr;}
  .step-item{grid-template-columns:48px 1fr;gap:14px;padding:18px;}
  .compare-row{grid-template-columns:1fr;}
  .compare-cell{padding:16px 18px;font-size:14.2px;}
  .assure-bar{grid-template-columns:1fr;}
  .point-grid{grid-template-columns:1fr;}
  .post-card{flex-direction:column;}
  .post-thumb{width:100%;flex:none;}
  .post-thumb img{height:150px;}
  .dock-text span{display:none;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .hero-cat h1{font-size:25px;}
  .metric-strip{grid-template-columns:1fr 1fr;}
  .metric{padding:16px 14px;}
  .metric strong{font-size:20px;}
  .btn-lg{padding:12px 20px;font-size:15px;width:100%;}
  .hero-actions{flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .dock-inner{padding:10px 0;gap:10px;}
  .dock-text strong{font-size:13.5px;}
  .dock-actions .btn-sm{padding:7px 12px;font-size:13px;}
  .brand-text{font-size:14px;}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-deep:#0d1026;
 --ink-soft:#242b52;
 --ink-soft-2:#2c3463;
 --gold:#ffb400;
 --gold-light:#ffc94d;
 --gold-deep:#e09a00;
 --neon:#3fe0d0;
 --text:#eef1ff;
 --muted:#a6adcf;
 --line:rgba(255,255,255,.09);
 --line-gold:rgba(255,180,0,.28);
 --radius:12px;
 --radius-lg:18px;
 --shadow:0 12px 34px rgba(4,7,22,.5);
 --shadow-sm:0 6px 18px rgba(4,7,22,.32);
 --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
 background:var(--ink-deep);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}
/* Header */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(11,14,34,.94);
 backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;height:70px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffd166,var(--gold) 55%,#ef8c00);
 color:#1b1204;display:grid;place-items:center;
 font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.22;font-weight:800;font-size:16.5px;letter-spacing:.4px;}
.brand-text small{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:1.6px;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:15px;color:var(--muted);
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07);}
.nav-link.active{
 color:#22190a;font-weight:800;
 background:linear-gradient(135deg,#ffd166,var(--gold));
 box-shadow:0 6px 16px rgba(255,180,0,.26);
}
.header-side{display:flex;align-items:center;gap:12px;margin-left:6px;}
.nav-toggle{
 display:none;width:40px;height:40px;border-radius:10px;
 background:rgba(255,255,255,.06);border:1px solid var(--line);
 color:var(--text);font-size:18px;line-height:1;
}
.nav-toggle:focus-visible{outline:2px solid var(--neon);outline-offset:2px;}
/* Buttons */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:10px;font-weight:800;letter-spacing:.3px;
 transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
 white-space:nowrap;
}
.btn-gold{
 background:linear-gradient(135deg,#ffd166,var(--gold) 48%,#f09600);
 color:#22190a;box-shadow:0 8px 20px rgba(255,180,0,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.4);}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3);}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.22);color:var(--text);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;border-radius:9px;}
.btn-lg{padding:14px 32px;font-size:16.5px;border-radius:12px;}
.btn:focus-visible{outline:2px solid var(--neon);outline-offset:3px;}
/* Page hero */
.page-hero{
 position:relative;overflow:hidden;background:var(--ink);
 padding:64px 0 78px;border-bottom:1px solid var(--line);
}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;}
.page-hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(112deg,rgba(9,12,30,.97) 0%,rgba(22,27,56,.92) 52%,rgba(32,40,84,.6) 100%);
}
.page-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.crumb a:hover{color:var(--gold);}
.crumb span{opacity:.5;}
.page-hero h1{font-size:39px;line-height:1.3;letter-spacing:-.6px;margin-bottom:18px;}
.page-hero h1 em{font-style:normal;color:var(--gold);}
.page-hero p.lead{color:#c7cde8;font-size:16px;max-width:620px;}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 13px;border-radius:999px;font-size:13px;
 background:rgba(255,255,255,.06);border:1px solid var(--line);color:#cdd3ee;
}
.tag-gold{background:rgba(255,180,0,.12);border-color:var(--line-gold);color:var(--gold-light);}
/* Side panel */
.side-panel{
 background:linear-gradient(180deg,rgba(40,48,94,.8),rgba(21,26,56,.92));
 border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px;box-shadow:var(--shadow-sm);
}
.side-panel h2{font-size:15px;letter-spacing:1.6px;color:var(--gold);margin-bottom:16px;font-weight:800;}
.metric-list li{
 display:flex;align-items:baseline;justify-content:space-between;gap:16px;
 padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.1);
}
.metric-list li:last-child{border-bottom:0;padding-bottom:4px;}
.metric-list b{font-size:22px;color:var(--gold-light);font-weight:900;}
.metric-list span{font-size:14px;color:var(--muted);}
/* Sections */
.section{padding:76px 0;position:relative;}
.section-alt{background:var(--ink);}
.section-soft{background:#101531;}
.section-deep{background:var(--ink-deep);}
.section-light{background:#f4f5fb;color:#1a1f3d;}
.section-light h2,.section-light h3{color:#161b33;}
.section-head{margin-bottom:38px;max-width:780px;}
.eyebrow{
 display:block;font-size:12.5px;letter-spacing:2.6px;
 color:var(--gold);font-weight:700;margin-bottom:12px;
}
.section-head h2{font-size:29px;line-height:1.38;}
.section-head p{color:var(--muted);margin-top:12px;font-size:15.5px;}
.section-light .eyebrow{color:#b07900;}
.section-light .section-head p{color:#5c6285;}
/* Cards */
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.card-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.feature-card{
 background:linear-gradient(180deg,rgba(40,48,94,.72),rgba(26,31,61,.86));
 border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:28px 26px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feature-card:hover{transform:translateY(-6px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.feature-card h3{font-size:18.5px;margin-bottom:10px;}
.feature-card p{color:var(--muted);font-size:14.8px;}
.feature-num{
 display:inline-flex;align-items:center;justify-content:center;
 width:34px;height:34px;border-radius:10px;margin-bottom:16px;
 background:rgba(255,180,0,.14);color:var(--gold);font-weight:900;font-size:15px;
 border:1px solid var(--line-gold);
}
/* Flow */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.flow-step{
 position:relative;background:#151a38;border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 22px 26px;
 transition:border-color .2s ease,transform .2s ease;
}
.flow-step:hover{border-color:var(--line-gold);transform:translateY(-4px);}
.flow-step em{
 font-style:normal;display:block;font-size:12.5px;letter-spacing:2px;
 color:var(--neon);font-weight:700;margin-bottom:10px;
}
.flow-step h3{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:14.3px;color:var(--muted);}
/* Scene split */
.scene{
 display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
}
.scene-media{
 border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow);
}
.scene-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.scene-copy h2{font-size:28px;margin-bottom:16px;line-height:1.4;}
.scene-copy p{color:#c2c9e6;font-size:15.5px;margin-bottom:14px;}
.check-list li{
 display:flex;gap:12px;align-items:flex-start;
 padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.1);font-size:15px;color:#d5dbf2;
}
.check-list li:last-child{border-bottom:0;}
.check-list li::before{
 content:"◆";color:var(--gold);font-size:12px;line-height:1.9;flex-shrink:0;
}
/* Table-like comparison */
.compare{
 border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
 background:#131834;
}
.compare-row{display:grid;grid-template-columns:.9fr 1.3fr 1.3fr;gap:0;}
.compare-row > div{padding:16px 20px;font-size:14.7px;border-bottom:1px solid var(--line);}
.compare-row:last-child > div{border-bottom:0;}
.compare-head > div{background:rgba(255,180,0,.1);color:var(--gold-light);font-weight:800;font-size:14.5px;}
.compare-row > div:first-child{color:#cfd5ee;font-weight:700;}
.compare-row > div:nth-child(2){color:var(--muted);}
.compare-row > div:nth-child(3){color:#dbe0f5;}
/* Quote / evidence */
.evidence-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.evidence{
 background:#f7f8fd;border:1px solid #e3e6f2;border-radius:var(--radius-lg);
 padding:26px 24px;box-shadow:0 6px 18px rgba(20,26,60,.06);
}
.evidence .score{font-size:26px;font-weight:900;color:#b07900;line-height:1.2;}
.evidence h3{font-size:16.5px;margin:10px 0 8px;}
.evidence p{font-size:14.4px;color:#5c6285;}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
 background:#151a38;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 24px;transition:border-color .2s ease;
}
.faq-item:hover{border-color:var(--line-gold);}
.faq-item h3{font-size:16.5px;margin-bottom:9px;color:var(--gold-light);}
.faq-item p{font-size:14.9px;color:var(--muted);}
/* Latest list */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{
 background:#151a38;border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;display:flex;flex-direction:column;
 transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-gold);box-shadow:var(--shadow);}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:#0d1026;}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .thumb img{transform:scale(1.05);}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);}
.post-meta .chip{
 padding:3px 10px;border-radius:999px;background:rgba(255,180,0,.12);
 color:var(--gold-light);border:1px solid var(--line-gold);
}
.post-body h3{font-size:16.5px;line-height:1.5;}
.post-body h3 a:hover{color:var(--gold);}
.post-body p{font-size:14.2px;color:var(--muted);flex:1;}
.post-empty{
 padding:34px 26px;border:1px dashed rgba(255,255,255,.18);border-radius:var(--radius);
 color:var(--muted);font-size:15px;text-align:center;background:rgba(255,255,255,.02);
}
/* CTA band */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 background:linear-gradient(115deg,#232a55,#151a38 62%);
 border:1px solid var(--line-gold);padding:44px 42px;
 display:grid;grid-template-columns:1.3fr .7fr;gap:32px;align-items:center;
}
.cta-band h2{font-size:26px;margin-bottom:12px;}
.cta-band p{color:#c2c9e6;font-size:15.4px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}
/* Footer */
.site-footer{background:#0a0d20;border-top:1px solid var(--line);padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;padding-bottom:40px;}
.footer-brand p{color:var(--muted);font-size:14.4px;margin-top:16px;max-width:420px;}
.footer-col h4{font-size:14.5px;color:var(--gold);letter-spacing:1.2px;margin-bottom:14px;}
.footer-col a{display:block;color:var(--muted);font-size:14.4px;padding:6px 0;transition:color .2s ease,transform .2s ease;}
.footer-col a:hover{color:var(--text);transform:translateX(3px);}
.footer-bottom{
 border-top:1px solid var(--line);padding:20px 0 26px;
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:#7d84a8;}
/* Responsive */
@media (max-width:1024px){
 .page-hero-inner{grid-template-columns:1fr;gap:34px;}
 .page-hero h1{font-size:33px;}
 .card-grid-3,.evidence-grid,.post-grid{grid-template-columns:repeat(2,1fr);}
 .flow{grid-template-columns:repeat(2,1fr);}
 .scene{grid-template-columns:1fr;gap:28px;}
 .cta-band{grid-template-columns:1fr;}
 .cta-actions{justify-content:flex-start;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
 .main-nav{
  position:absolute;top:70px;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:4px;
  background:rgba(11,14,34,.98);border-bottom:1px solid var(--line);
  padding:14px 18px 18px;display:none;
 }
 .main-nav.open{display:flex;}
 .nav-link{padding:12px 14px;border-radius:10px;font-size:15.5px;}
 .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
 .header-inner{gap:14px;}
 .brand-text{font-size:15px;}
 .brand-text small{letter-spacing:1px;}
 .page-hero{padding:44px 0 54px;}
 .page-hero h1{font-size:28px;}
 .section{padding:54px 0;}
 .section-head h2{font-size:24px;}
 .card-grid-3,.card-grid-2,.evidence-grid,.post-grid,.flow{grid-template-columns:1fr;}
 .compare-row{grid-template-columns:1fr;}
 .compare-row > div{padding:12px 16px;}
 .compare-row > div:first-child{background:rgba(255,180,0,.08);}
 .cta-band{padding:32px 26px;}
 .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
 .container{padding:0 16px;}
 .page-hero h1{font-size:24px;}
 .hero-tags .tag{font-size:12px;}
 .btn-lg{width:100%;padding:13px 20px;}
 .hero-tags{gap:8px;}
 .footer-bottom{flex-direction:column;}
}