/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#232a52;
  --ink-3:#2f3768;
  --gold:#ffb400;
  --gold-soft:#ffd873;
  --gold-deep:#e59f00;
  --cyan:#3ee0cf;
  --bg:#f4f6fc;
  --surface:#ffffff;
  --surface-2:#eef1fa;
  --text:#1b2038;
  --muted:#6c7391;
  --line:#e3e7f3;
  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --pill:999px;
  --shadow-sm:0 4px 14px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-gold:0 12px 26px rgba(255,180,0,.30);
  --space:clamp(48px,6.5vw,88px);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
h1,h2,h3,h4,h5,p,ul,ol{margin:0;}
ul,ol{padding-left:0;list-style:none;}
button,input{font-family:inherit;}
button{cursor:pointer;}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px;}
.container-x{width:min(1180px,100% - 40px);margin-inline:auto;}

/* ---------- Header ---------- */
.site-header{
  background:linear-gradient(135deg,#161a33 0%,#1a1f3d 55%,#232a52 100%);
  position:sticky;top:0;z-index:60;
  box-shadow:0 6px 24px rgba(15,18,38,.28);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.header-inner{
  display:flex;align-items:center;gap:20px;
  padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
  color:#1a1f3d;display:grid;place-items:center;font-weight:900;font-size:18px;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:1.5px;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
  display:inline-block;padding:8px 13px;border-radius:var(--pill);
  font-size:14.5px;color:rgba(255,255,255,.76);white-space:nowrap;
  transition:color .2s,background .2s;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09);}
.main-nav a.active{color:#1a1f3d;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 6px 16px rgba(255,180,0,.28);}
.search-form{
  margin-left:auto;flex:1 1 300px;max-width:360px;
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--pill);
  padding:6px 8px 6px 16px;
  transition:border-color .2s,background .2s;
}
.search-form:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.8);}
.search-form i{color:rgba(255,255,255,.6);font-size:15px;}
.search-form input{
  flex:1;border:0;background:transparent;color:#fff;font-size:14px;outline:none;min-width:0;
}
.search-form input::placeholder{color:rgba(255,255,255,.48);}
.search-form button{
  border:0;border-radius:var(--pill);padding:6px 15px;font-size:13.5px;font-weight:700;
  background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
  color:#20264a;transition:transform .18s,box-shadow .18s;
}
.search-form button:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold);}
.header-cta{
  border-radius:var(--pill);padding:9px 18px;font-size:14px;font-weight:700;
  color:#20264a;background:linear-gradient(135deg,#ffd873,#ffab00);
  white-space:nowrap;box-shadow:0 8px 20px rgba(255,171,0,.26);
  transition:transform .18s,box-shadow .18s;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold);color:#20264a;}

/* ---------- Buttons ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--pill);padding:13px 26px;
  font-size:15px;font-weight:700;line-height:1.2;
  transition:transform .18s,box-shadow .18s,background .18s,color .18s;
}
.btn-gold{background:linear-gradient(135deg,#ffd873,#ffab00);color:#1d2342;box-shadow:0 10px 24px rgba(255,171,0,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,171,0,.38);color:#1d2342;}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.36);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-dark-soft{background:#eef1fa;color:var(--ink);}
.btn-dark-soft:hover{background:#e2e7f7;color:var(--ink);transform:translateY(-2px);}

/* ---------- Hero ---------- */
.hero{padding:34px 0 0;}
.hero-card{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  background:linear-gradient(125deg,#1a1f3d 0%,#232a52 48%,#2f3768 100%);
  color:#fff;padding:clamp(28px,4vw,54px);
  box-shadow:0 24px 60px rgba(20,24,48,.28);
  isolation:isolate;
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.26;z-index:-2;}
.hero-card::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(760px 340px at 82% 12%,rgba(255,180,0,.26),transparent 66%),
    radial-gradient(560px 320px at 8% 92%,rgba(62,224,207,.18),transparent 70%),
    linear-gradient(120deg,rgba(20,24,48,.92) 22%,rgba(26,31,61,.62) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.42fr .88fr;gap:clamp(24px,3.4vw,48px);align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--pill);
  background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);
  color:var(--gold-soft);font-size:13px;font-weight:700;letter-spacing:.4px;
}
.hero-badge span.dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.hero h1{
  margin:18px 0 16px;
  font-size:clamp(28px,3.9vw,50px);
  line-height:1.22;font-weight:900;letter-spacing:-.5px;
  text-shadow:0 10px 30px rgba(0,0,0,.30);
}
.hero h1 .hl{color:var(--gold);}
.hero-lead{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:660px;}
.hero-points{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px;margin:22px 0 26px;}
.hero-points li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:13.8px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:11px 13px;
}
.hero-points i{color:var(--gold);font-size:15px;line-height:1.5;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-side{display:flex;flex-direction:column;gap:14px;}
.countdown-card{
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(10px);
  box-shadow:0 18px 40px rgba(10,13,30,.32);
}
.cd-label{font-size:12.5px;letter-spacing:1.6px;color:rgba(255,255,255,.62);text-transform:uppercase;text-align:center;}
.ring-wrap{position:relative;width:168px;height:168px;margin:12px auto 16px;}
.ring{width:168px;height:168px;transform:rotate(-90deg);}
.ring-track{fill:none;stroke:rgba(255,255,255,.14);stroke-width:9;}
.ring-progress{
  fill:none;stroke:url(#goldGrad);stroke-width:9;stroke-linecap:round;
  stroke-dasharray:339.29;stroke-dashoffset:0;
  transition:stroke-dashoffset .9s linear;
}
.ring-text{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.ring-text strong{font-size:26px;font-weight:900;color:var(--gold-soft);letter-spacing:1px;font-variant-numeric:tabular-nums;}
.ring-text small{font-size:11.5px;color:rgba(255,255,255,.58);letter-spacing:2px;}
.cd-points{display:grid;gap:8px;margin-bottom:16px;}
.cd-points li{
  font-size:13px;color:rgba(255,255,255,.78);
  padding-left:18px;position:relative;line-height:1.6;
}
.cd-points li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
}
.hero-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.hero-mini div{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius);padding:12px 14px;
}
.hero-mini b{display:block;font-size:19px;color:#fff;font-weight:900;font-variant-numeric:tabular-nums;}
.hero-mini span{font-size:12px;color:rgba(255,255,255,.58);}

/* ---------- Stats strip ---------- */
.stats-strip{padding:26px 0 6px;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;}
.stat-badge{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:18px 20px;box-shadow:var(--shadow-sm);
  display:flex;align-items:center;gap:14px;
  transition:transform .2s,box-shadow .2s;
}
.stat-badge:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.stat-ico{
  width:44px;height:44px;flex:0 0 44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(255,180,0,.22),rgba(255,180,0,.08));
  color:var(--gold-deep);font-size:20px;
}
.stat-badge b{display:block;font-size:22px;font-weight:900;color:var(--ink);line-height:1.25;font-variant-numeric:tabular-nums;}
.stat-badge span{font-size:12.5px;color:var(--muted);}

/* ---------- Sections ---------- */
.section{padding:var(--space) 0;}
.section-alt{background:linear-gradient(180deg,#ffffff 0%,#f7f9ff 100%);border-block:1px solid var(--line);}
.section-ink{
  background:linear-gradient(140deg,#1a1f3d 0%,#232a52 60%,#2b3363 100%);
  color:#fff;position:relative;overflow:hidden;
}
.section-ink::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 300px at 88% 0%,rgba(255,180,0,.16),transparent 68%);
  pointer-events:none;
}
.section-ink .container-x{position:relative;z-index:1;}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-head.center{margin-inline:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;color:var(--gold-deep);
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.34);
  border-radius:var(--pill);padding:6px 14px;margin-bottom:14px;
}
.section-ink .eyebrow{color:var(--gold-soft);background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.4);}
.sec-head h2{
  font-size:clamp(23px,2.7vw,34px);font-weight:900;line-height:1.32;letter-spacing:-.3px;color:var(--ink);
}
.section-ink .sec-head h2{color:#fff;}
.sec-head p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.85;}
.section-ink .sec-head p{color:rgba(255,255,255,.72);}

/* ---------- Cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.card-x{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
  height:100%;
}
.card-x:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);}
.card-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,#fff3d4,#ffe2a6);color:#a87000;font-size:22px;margin-bottom:16px;
}
.card-x h3{font-size:17.5px;font-weight:800;color:var(--ink);margin-bottom:9px;line-height:1.45;}
.card-x p{font-size:14px;color:var(--muted);line-height:1.8;}
.tag{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.6px;
  padding:4px 11px;border-radius:var(--pill);
  background:rgba(26,31,61,.06);color:#3b4370;
}
.tag-gold{background:rgba(255,180,0,.18);color:#8a5c00;}

/* ---------- Play matrix ---------- */
.play-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);height:100%;
  display:flex;flex-direction:column;transition:transform .22s,box-shadow .22s;
}
.play-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);}
.play-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2);}
.play-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s;}
.play-card:hover .play-thumb img{transform:scale(1.06);}
.play-thumb .tag{position:absolute;left:12px;top:12px;background:rgba(26,31,61,.82);color:#ffd873;backdrop-filter:blur(4px);}
.play-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.play-body h3{font-size:16.5px;font-weight:800;color:var(--ink);}
.play-body p{font-size:13.6px;color:var(--muted);line-height:1.75;flex:1;}

/* ---------- Route steps ---------- */
.route-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;}
.route-item{
  position:relative;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);
  padding:26px 22px 22px;transition:background .22s,transform .22s;
}
.route-item:hover{background:rgba(255,255,255,.13);transform:translateY(-4px);}
.route-item::before{
  counter-increment:step;content:"0" counter(step);
  font-size:13px;font-weight:900;letter-spacing:2px;color:var(--gold);
  display:block;margin-bottom:10px;
}
.route-item h3{font-size:16.5px;font-weight:800;color:#fff;margin-bottom:9px;}
.route-item p{font-size:13.6px;color:rgba(255,255,255,.72);line-height:1.78;}

/* ---------- Case / record ---------- */
.record-grid{display:grid;grid-template-columns:1.25fr .95fr;gap:22px;}
.record-main{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  min-height:360px;display:flex;align-items:flex-end;
  background:#101530;box-shadow:var(--shadow-md);
}
.record-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;}
.record-main .record-body{
  position:relative;z-index:1;padding:clamp(22px,3vw,34px);width:100%;
  background:linear-gradient(to top,rgba(10,14,32,.94) 12%,rgba(10,14,32,.5) 62%,transparent 100%);
  color:#fff;
}
.record-body .tag-gold{background:rgba(255,180,0,.2);color:var(--gold-soft);}
.record-body h3{font-size:clamp(19px,2.2vw,25px);font-weight:900;margin:10px 0 10px;line-height:1.4;}
.record-body p{font-size:14px;color:rgba(255,255,255,.8);line-height:1.8;}
.record-side{display:grid;gap:18px;}
.record-small{
  display:grid;grid-template-columns:118px 1fr;gap:16px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:14px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.record-small:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.record-small img{width:100%;height:104px;object-fit:cover;border-radius:10px;}
.record-small h4{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:6px;line-height:1.45;}
.record-small p{font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- Voices ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.voice-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .2s,box-shadow .2s;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.voice-card::before{
  content:"”";position:absolute;right:20px;top:6px;font-size:56px;line-height:1;
  color:rgba(255,180,0,.28);font-family:Georgia,serif;
}
.voice-card p{font-size:14px;color:#3a4160;line-height:1.85;margin-bottom:16px;}
.voice-user{display:flex;align-items:center;gap:11px;}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,#2f3768,#1a1f3d);color:var(--gold-soft);
  font-weight:800;font-size:14px;
}
.voice-user b{display:block;font-size:13.8px;color:var(--ink);}
.voice-user span{font-size:12px;color:var(--muted);}

/* ---------- Safety ---------- */
.safety-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.safety-item{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);
  border-radius:var(--radius-lg);padding:24px 20px;
  transition:background .2s,transform .2s;
}
.safety-item:hover{background:rgba(255,255,255,.13);transform:translateY(-4px);}
.safety-item i{font-size:24px;color:var(--gold);margin-bottom:12px;display:block;}
.safety-item h3{font-size:15.5px;font-weight:800;color:#fff;margin-bottom:8px;}
.safety-item p{font-size:13.4px;color:rgba(255,255,255,.72);line-height:1.78;}

/* ---------- Changelog ---------- */
.log-list{display:grid;gap:14px;}
.log-item{
  display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px;box-shadow:var(--shadow-sm);
  transition:border-color .2s,transform .2s;
}
.log-item:hover{border-color:rgba(255,180,0,.55);transform:translateX(4px);}
.log-ver{font-size:13.5px;font-weight:900;color:var(--gold-deep);letter-spacing:.5px;}
.log-item h3{font-size:15.5px;font-weight:800;color:var(--ink);margin-bottom:5px;}
.log-item p{font-size:13.6px;color:var(--muted);line-height:1.75;}

/* ---------- Feed ---------- */
.feed-layout{display:grid;grid-template-columns:1fr 330px;gap:26px;align-items:start;}
.feed-list{display:grid;gap:14px;}
.feed-item{
  display:grid;grid-template-columns:112px 1fr;gap:18px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:16px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.feed-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);}
.feed-thumb{
  width:112px;height:82px;border-radius:10px;overflow:hidden;background:var(--surface-2);
  display:grid;place-items:center;color:#b9c0da;font-size:22px;
}
.feed-thumb img{width:100%;height:100%;object-fit:cover;}
.feed-body h3{font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.5;margin:6px 0 6px;}
.feed-body p{font-size:13.2px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.feed-meta{display:flex;align-items:center;gap:12px;margin-top:8px;font-size:12px;color:#98a0bd;}
.feed-empty{
  background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-lg);
  padding:34px;text-align:center;color:var(--muted);font-size:14px;
}
.feed-side{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-sm);position:sticky;top:96px;
}
.feed-side h3{font-size:16px;font-weight:900;color:var(--ink);margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line);}
.side-item{display:block;padding:12px 0;border-bottom:1px dashed var(--line);transition:transform .18s;}
.side-item:last-child{border-bottom:0;}
.side-item:hover{transform:translateX(3px);}
.side-item h4{font-size:13.8px;font-weight:700;color:#2b3155;line-height:1.6;margin-bottom:5px;}
.side-item span{font-size:12px;color:#98a0bd;}
.side-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:13.5px;font-weight:700;color:var(--gold-deep);
}
.side-more:hover{color:#b87700;}

/* ---------- Channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.channel-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55);color:inherit;}
.channel-card i{font-size:24px;color:var(--gold-deep);margin-bottom:14px;display:block;}
.channel-card h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.channel-card p{font-size:13.6px;color:var(--muted);line-height:1.78;}
.channel-card .go{margin-top:16px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--gold-deep);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin-inline:auto;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:0 22px;box-shadow:var(--shadow-sm);transition:border-color .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 0;
  font-size:15.5px;font-weight:800;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);line-height:1;transition:transform .2s;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding-bottom:20px;font-size:14px;color:var(--muted);line-height:1.85;}

/* ---------- Final CTA ---------- */
.final-cta{
  border-radius:var(--radius-xl);overflow:hidden;position:relative;
  background:linear-gradient(120deg,#1a1f3d 0%,#262e5c 52%,#333c74 100%);
  color:#fff;padding:clamp(30px,4.4vw,58px);text-align:center;
  box-shadow:0 24px 56px rgba(20,24,48,.26);
}
.final-cta::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(560px 280px at 50% -20%,rgba(255,180,0,.28),transparent 70%);
  pointer-events:none;
}
.final-cta > *{position:relative;z-index:1;}
.final-cta h2{font-size:clamp(23px,2.9vw,34px);font-weight:900;line-height:1.34;}
.final-cta p{margin:14px auto 26px;max-width:680px;font-size:14.8px;color:rgba(255,255,255,.78);line-height:1.85;}
.final-cta .hero-actions{justify-content:center;}

/* ---------- Footer ---------- */
.site-footer{
  background:linear-gradient(160deg,#151932 0%,#1a1f3d 60%,#20264a 100%);
  color:rgba(255,255,255,.72);padding:56px 0 26px;margin-top:8px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16.5px;margin-bottom:14px;}
.footer-brand .brand-mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px;font-size:16px;}
.site-footer p.footer-desc{font-size:13.6px;line-height:1.85;color:rgba(255,255,255,.6);max-width:330px;}
.footer-col h3{font-size:14px;font-weight:800;color:#fff;margin-bottom:14px;letter-spacing:.5px;}
.footer-col a,.footer-col span{display:block;font-size:13.4px;color:rgba(255,255,255,.62);padding:5px 0;transition:color .18s,transform .18s;}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.6px;color:rgba(255,255,255,.46);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .header-inner{gap:14px;}
  .main-nav a{font-size:13.8px;padding:7px 10px;}
  .search-form{max-width:280px;}
  .hero-grid{grid-template-columns:1fr .82fr;}
  .route-list{grid-template-columns:repeat(2,1fr);}
  .safety-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px;}
  .footer-col.footer-contact{grid-column:1/-1;}
}
@media (max-width:920px){
  .header-inner{flex-wrap:wrap;row-gap:10px;}
  .brand{order:1;}
  .header-cta{order:2;margin-left:auto;}
  .main-nav{order:3;width:100%;overflow-x:auto;padding-bottom:2px;scrollbar-width:none;}
  .main-nav::-webkit-scrollbar{display:none;}
  .search-form{order:4;flex:1 1 100%;max-width:none;margin-left:0;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-side{max-width:460px;width:100%;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .grid-3,.grid-4,.voice-grid,.channel-grid{grid-template-columns:repeat(2,1fr);}
  .record-grid{grid-template-columns:1fr;}
  .feed-layout{grid-template-columns:1fr;}
  .feed-side{position:static;}
}
@media (max-width:680px){
  .container-x{width:min(1180px,100% - 28px);}
  .hero{padding-top:20px;}
  .hero-card{border-radius:var(--radius-lg);}
  .hero-actions .btn-x{width:100%;}
  .grid-3,.grid-4,.grid-2,.voice-grid,.channel-grid,.route-list,.safety-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px;}
  .stat-badge{padding:14px 14px;gap:10px;}
  .stat-badge b{font-size:18px;}
  .feed-item,.record-small{grid-template-columns:1fr;}
  .feed-thumb{width:100%;height:150px;}
  .record-small img{height:150px;}
  .log-item{grid-template-columns:1fr;gap:6px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .hero-mini{grid-template-columns:1fr 1fr;}
}
@media (max-width:420px){
  .brand-text small{display:none;}
  .brand{font-size:15px;}
  .header-cta{padding:8px 14px;font-size:13px;}
  .ring-wrap,.ring{width:148px;height:148px;}
  .ring-text strong{font-size:22px;}
  .stats-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-soft:#ffd873;
 --gold-deep:#e59f00;
 --cyan:#3ee0cf;
 --bg:#f4f6fc;
 --surface:#ffffff;
 --surface-2:#eef1fa;
 --text:#1b2038;
 --muted:#6c7391;
 --line:#e3e7f3;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --pill:999px;
 --shadow-sm:0 4px 14px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --space:clamp(48px,6.5vw,88px);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
button,input{font-family:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
.container-x{width:min(1180px,100% - 40px);margin-inline:auto;}
::selection{background:rgba(255,180,0,.32);}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
 outline:2px solid var(--gold);outline-offset:3px;border-radius:6px;
}
/* ---------- Header ---------- */
.site-header{
 background:linear-gradient(135deg,#161a33 0%,#1a1f3d 55%,#232a52 100%);
 position:sticky;top:0;z-index:60;
 box-shadow:0 6px 24px rgba(15,18,38,.28);
 border-bottom:1px solid rgba(255,255,255,.07);
}
.header-inner{
 display:flex;align-items:center;gap:20px;
 padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;min-width:0;}
.brand:hover{color:#fff;}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:12px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 color:#1a1f3d;display:grid;place-items:center;font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:1.5px;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
 display:inline-block;padding:8px 13px;border-radius:var(--pill);
 font-size:14.5px;color:rgba(255,255,255,.76);white-space:nowrap;
 transition:color .2s,background .2s;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09);}
.main-nav a.active{color:#1a1f3d;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 6px 16px rgba(255,180,0,.28);}
.search-form{
 margin-left:auto;flex:1 1 300px;max-width:360px;
 display:flex;align-items:center;gap:8px;
 background:rgba(255,255,255,.10);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--pill);
 padding:6px 8px 6px 16px;
 transition:border-color .2s,background .2s;
}
.search-form:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.8);}
.search-form i{color:rgba(255,255,255,.6);font-size:15px;}
.search-form input{flex:1;border:0;background:transparent;color:#fff;font-size:14px;outline:none;min-width:0;}
.search-form input::placeholder{color:rgba(255,255,255,.48);}
.search-form button{
 border:0;border-radius:var(--pill);padding:6px 15px;font-size:13.5px;font-weight:700;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
 color:#20264a;transition:transform .18s,box-shadow .18s;
}
.search-form button:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold);}
.header-cta{
 border-radius:var(--pill);padding:9px 18px;font-size:14px;font-weight:700;
 color:#20264a;background:linear-gradient(135deg,#ffd873,#ffab00);
 white-space:nowrap;box-shadow:0 8px 20px rgba(255,171,0,.26);
 transition:transform .18s,box-shadow .18s;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold);color:#20264a;}
/* ---------- Buttons ---------- */
.btn-x{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:var(--pill);padding:13px 26px;
 font-size:15px;font-weight:700;line-height:1.2;
 transition:transform .18s,box-shadow .18s,background .18s,color .18s;
}
.btn-gold{background:linear-gradient(135deg,#ffd873,#ffab00);color:#1d2342;box-shadow:0 10px 24px rgba(255,171,0,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,171,0,.38);color:#1d2342;}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.36);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-dark-soft{background:#eef1fa;color:var(--ink);}
.btn-dark-soft:hover{background:#e2e7f7;color:var(--ink);transform:translateY(-2px);}
.btn-sm-x{padding:9px 18px;font-size:13.5px;}
/* ---------- Article hero ---------- */
.article-hero{padding:32px 0 0;}
.ah-card{
 position:relative;overflow:hidden;border-radius:var(--radius-xl);
 background:linear-gradient(125deg,#1a1f3d 0%,#232a52 52%,#2f3768 100%);
 color:#fff;padding:clamp(24px,3.6vw,48px);
 box-shadow:0 24px 60px rgba(20,24,48,.26);
 isolation:isolate;
}
.ah-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.18;z-index:-2;}
.ah-card::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:
 radial-gradient(720px 320px at 84% 6%,rgba(255,180,0,.24),transparent 66%),
 radial-gradient(520px 300px at 6% 96%,rgba(62,224,207,.16),transparent 70%),
 linear-gradient(120deg,rgba(20,24,48,.94) 24%,rgba(26,31,61,.62) 100%);
}
.ah-grid{display:grid;grid-template-columns:1.5fr .85fr;gap:clamp(22px,3vw,44px);align-items:start;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.58);margin-bottom:16px;}
.crumb a{color:rgba(255,255,255,.82);transition:color .2s;}
.crumb a:hover{color:var(--gold-soft);}
.crumb .sep{opacity:.45;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.tag-pill{
 display:inline-flex;align-items:center;gap:7px;
 padding:6px 14px;border-radius:var(--pill);
 font-size:12.5px;font-weight:700;letter-spacing:.3px;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);color:var(--gold-soft);
}
.tag-pill.cyan{background:rgba(62,224,207,.14);border-color:rgba(62,224,207,.38);color:#9ff3e9;}
.ah-card h1{
 font-size:clamp(24px,3.3vw,42px);line-height:1.3;font-weight:900;letter-spacing:-.4px;
 margin:0 0 16px;text-shadow:0 10px 30px rgba(0,0,0,.3);
}
.ah-lead{font-size:15px;line-height:1.9;color:rgba(255,255,255,.82);max-width:660px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:24px;font-size:13px;color:rgba(255,255,255,.62);}
.meta-row span{display:inline-flex;align-items:center;gap:6px;}
.meta-row i{color:var(--gold);}
.hero-panel{
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 padding:18px 18px 16px;
 backdrop-filter:blur(2px);
}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12.5px;font-weight:700;letter-spacing:.4px;color:rgba(255,255,255,.66);margin-bottom:10px;text-transform:none;}
.panel-head .live{display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-weight:700;}
.panel-head .live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(62,224,207,.18);}
.board-list li{
 display:flex;justify-content:space-between;align-items:center;gap:12px;
 padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.12);
 font-size:13.5px;color:rgba(255,255,255,.82);
}
.board-list li:last-child{border-bottom:0;padding-bottom:2px;}
.board-list em{font-style:normal;display:block;font-size:11.5px;color:rgba(255,255,255,.48);margin-top:2px;}
.board-list b{color:var(--gold);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:14.5px;}
.panel-foot{margin-top:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:rgba(255,255,255,.5);line-height:1.7;}
/* ---------- Sections ---------- */
.section-block{padding:clamp(36px,5vw,68px) 0;}
.section-alt{background:linear-gradient(180deg,#eef1fa 0%,#f4f6fc 100%);}
.section-head{max-width:760px;margin-bottom:clamp(20px,3vw,32px);}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:1.6px;color:var(--gold-deep);
 text-transform:uppercase;margin-bottom:10px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--gold-soft));}
.section-head h2{font-size:clamp(21px,2.7vw,32px);font-weight:900;line-height:1.35;letter-spacing:-.3px;color:var(--ink);}
.section-head p{margin-top:10px;font-size:14.8px;color:var(--muted);line-height:1.9;}
/* ---------- Article layout ---------- */
.article-layout{display:grid;grid-template-columns:1.36fr .64fr;gap:clamp(20px,3vw,34px);align-items:start;}
.article-body{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
 padding:clamp(20px,3vw,38px);
}
.article-body>*:first-child{margin-top:0;}
.article-body h2{
 font-size:clamp(19px,2.2vw,25px);line-height:1.45;font-weight:800;color:var(--ink);
 margin:34px 0 14px;padding-left:14px;border-left:4px solid var(--gold);
}
.article-body h3{font-size:17.5px;line-height:1.5;font-weight:800;color:var(--ink);margin:26px 0 10px;}
.article-body h4{font-size:16px;font-weight:800;color:var(--ink-2);margin:20px 0 8px;}
.article-body p{margin:0 0 15px;font-size:15.5px;line-height:1.95;color:#3a4062;}
.article-body ul,.article-body ol{margin:0 0 18px;}
.article-body li{position:relative;padding-left:22px;margin-bottom:9px;font-size:15.5px;line-height:1.9;color:#3a4062;}
.article-body ul>li::before{
 content:"";position:absolute;left:4px;top:.72em;
 width:7px;height:7px;border-radius:2px;background:var(--gold);
}
.article-body ol{counter-reset:artnum;}
.article-body ol>li{counter-increment:artnum;}
.article-body ol>li::before{
 content:counter(artnum);position:absolute;left:0;top:.32em;
 width:18px;height:18px;border-radius:6px;background:var(--ink);color:var(--gold-soft);
 font-size:11px;font-weight:800;display:grid;place-items:center;
}
.article-body a{color:var(--gold-deep);font-weight:600;text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#b57d00;}
.article-body strong{color:var(--ink);font-weight:800;}
.article-body img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow-sm);width:100%;}
.article-body blockquote{
 margin:20px 0;padding:16px 20px;border-left:4px solid var(--cyan);
 background:var(--surface-2);border-radius:0 var(--radius) var(--radius) 0;
 color:#3a4062;font-size:15px;line-height:1.9;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px;border-radius:var(--radius);overflow:hidden;}
.article-body th{background:var(--ink);color:#fff;padding:12px 14px;text-align:left;font-weight:700;}
.article-body td{padding:12px 14px;border-top:1px solid var(--line);color:#3a4062;}
.article-body tr:nth-child(even) td{background:#fafbff;}
.empty-state{padding:22px 0 8px;text-align:left;}
.empty-state h2{font-size:22px;border:0;padding-left:0;margin:0 0 10px;}
.empty-state p{color:var(--muted);}
.empty-state .btn-x{margin-top:16px;}
/* ---------- Sidebar ---------- */
.article-side{display:grid;gap:18px;position:sticky;top:96px;}
.side-card{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
 padding:20px;
}
.side-title{
 display:flex;align-items:center;gap:8px;
 font-size:14.5px;font-weight:800;color:var(--ink);margin:0 0 14px;
}
.side-title i{color:var(--gold-deep);font-size:16px;}
.side-figure{margin-bottom:14px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);}
.side-figure img{width:100%;height:150px;object-fit:cover;transition:transform .35s;}
.side-card:hover .side-figure img{transform:scale(1.03);}
.kv{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13.5px;color:var(--muted);}
.kv:last-child{border-bottom:0;padding-bottom:0;}
.kv b{color:var(--ink);font-weight:800;font-variant-numeric:tabular-nums;}
.kv b.gold{color:var(--gold-deep);}
.jump-list{display:grid;gap:6px;}
.jump-list a{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 padding:9px 12px;border-radius:10px;font-size:13.5px;color:#3a4062;
 transition:background .18s,color .18s,transform .18s;
}
.jump-list a:hover{background:var(--surface-2);color:var(--ink);transform:translateX(3px);}
.jump-list i{font-size:12px;color:var(--gold-deep);}
.side-cta{background:linear-gradient(135deg,#1a1f3d,#2b3263);border:0;color:#fff;}
.side-cta .side-title{color:#fff;}
.side-cta p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.76);margin-bottom:14px;}
/* ---------- Stat cards ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;}
.stat-card{
 padding:22px 20px;border-radius:var(--radius-lg);
 background:linear-gradient(160deg,#ffffff 0%,#f6f8ff 100%);
 border:1px solid var(--line);box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);}
.stat-card .num{font-size:30px;font-weight:900;color:var(--ink);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-card .num small{font-size:13.5px;font-weight:800;color:var(--gold-deep);margin-left:4px;}
.stat-card h3{font-size:14.5px;font-weight:800;color:var(--ink-2);margin:10px 0 6px;}
.stat-card p{font-size:13.5px;line-height:1.8;color:var(--muted);}
/* ---------- Table ---------- */
.table-wrap{
 overflow-x:auto;border-radius:var(--radius-lg);
 border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);
}
.data-table{width:100%;border-collapse:collapse;min-width:660px;font-size:14.5px;}
.data-table thead th{
 background:linear-gradient(135deg,#1a1f3d,#2f3768);color:#fff;
 font-weight:700;padding:14px 16px;text-align:left;white-space:nowrap;letter-spacing:.3px;
}
.data-table tbody td{padding:14px 16px;border-top:1px solid var(--line);color:#3a4062;vertical-align:top;line-height:1.75;}
.data-table tbody tr{transition:background .18s;}
.data-table tbody tr:hover{background:#fafbff;}
.data-table .hi{color:var(--gold-deep);font-weight:800;font-variant-numeric:tabular-nums;}
.table-note{margin-top:12px;font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;}
.table-note i{color:var(--gold-deep);margin-top:2px;}
/* ---------- Route ---------- */
.route-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.route-card{
 position:relative;padding:24px 20px;border-radius:var(--radius-lg);
 background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s;
}
.route-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.route-card .step{
 display:inline-flex;align-items:center;justify-content:center;
 width:36px;height:36px;border-radius:11px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 color:#1a1f3d;font-weight:900;font-size:15px;margin-bottom:12px;
 box-shadow:0 8px 18px rgba(255,180,0,.28);
}
.route-card h3{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.route-card p{font-size:13.8px;line-height:1.85;color:var(--muted);}
.route-card .tag-mini{
 display:inline-block;margin-top:12px;padding:4px 10px;border-radius:var(--pill);
 font-size:11.5px;font-weight:700;color:var(--gold-deep);background:rgba(255,180,0,.12);
}
/* ---------- Post list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:16px;}
.post-card{
 display:flex;flex-direction:column;gap:8px;
 padding:22px 20px;border-radius:var(--radius-lg);
 background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);color:inherit;}
.post-card h3{font-size:15.5px;font-weight:800;line-height:1.55;color:var(--ink);}
.post-card p{font-size:13.5px;line-height:1.8;color:var(--muted);}
.post-card .more{margin-top:auto;padding-top:10px;font-size:13px;font-weight:800;color:var(--gold-deep);display:inline-flex;align-items:center;gap:6px;}
.post-card .more i{transition:transform .2s;}
.post-card:hover .more i{transform:translateX(3px);}
/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
 background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:16px 20px;
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 font-size:15px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:800;color:var(--gold-deep);line-height:1;
 flex:0 0 auto;transition:transform .2s;
}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 20px 18px;font-size:14.5px;line-height:1.9;color:var(--muted);}
.faq-body p{margin:0 0 10px;}
.faq-body p:last-child{margin-bottom:0;}
/* ---------- CTA band ---------- */
.cta-band{
 position:relative;overflow:hidden;isolation:isolate;
 border-radius:var(--radius-xl);padding:clamp(26px,4vw,46px);
 background:linear-gradient(125deg,#1a1f3d 0%,#2a3160 58%,#343d78 100%);
 color:#fff;box-shadow:0 22px 48px rgba(20,24,48,.24);
 display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
}
.cta-band::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:radial-gradient(560px 260px at 88% 4%,rgba(255,180,0,.26),transparent 68%);
}
.cta-band h2{font-size:clamp(20px,2.5vw,29px);font-weight:900;line-height:1.35;letter-spacing:-.3px;}
.cta-band p{margin-top:10px;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.78);max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
/* ---------- Footer ---------- */
.site-footer{
 margin-top:clamp(44px,6vw,80px);
 background:linear-gradient(180deg,#161a33 0%,#1a1f3d 100%);
 color:rgba(255,255,255,.72);
 padding:clamp(38px,5vw,64px) 0 24px;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(22px,3vw,40px);}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16.5px;margin-bottom:14px;}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);max-width:320px;}
.footer-col h3{font-size:14px;font-weight:800;color:#fff;margin:0 0 14px;letter-spacing:.4px;}
.footer-col a{display:block;font-size:13.5px;color:rgba(255,255,255,.62);padding:5px 0;transition:color .18s,transform .18s;}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px);}
.footer-contact span{display:block;font-size:13px;line-height:1.85;color:rgba(255,255,255,.52);margin-bottom:8px;}
.footer-bottom{
 margin-top:clamp(26px,3.5vw,40px);padding-top:18px;
 border-top:1px solid rgba(255,255,255,.1);
 display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
 font-size:12.5px;color:rgba(255,255,255,.42);
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
 .header-inner{gap:12px;}
 .search-form{max-width:250px;flex-basis:200px;}
 .ah-grid{grid-template-columns:1fr;}
 .article-layout{grid-template-columns:1fr;}
 .article-side{position:static;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));align-items:start;}
 .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
 .container-x{width:min(1180px,100% - 28px);}
 .header-inner{
  display:grid;grid-template-columns:1fr auto;align-items:center;
  gap:10px;padding:12px 0;
 }
 .brand{grid-column:1;grid-row:1;font-size:15.5px;}
 .brand-mark{width:34px;height:34px;flex-basis:34px;font-size:16px;border-radius:10px;}
 .brand-text small{font-size:10px;letter-spacing:1px;}
 .header-cta{grid-column:2;grid-row:1;justify-self:end;padding:8px 14px;font-size:13px;}
 .search-form{grid-column:1/-1;grid-row:2;max-width:none;flex:none;margin-left:0;width:100%;}
 .main-nav{
  grid-column:1/-1;grid-row:3;
  overflow-x:auto;flex-wrap:nowrap;gap:6px;
  padding-bottom:4px;scrollbar-width:thin;
 }
 .main-nav a{font-size:13.5px;padding:7px 12px;}
 .article-hero{padding:22px 0 0;}
 .ah-card h1{font-size:26px;}
 .ah-lead{font-size:14px;}
 .meta-row{font-size:12.5px;gap:8px 14px;}
 .section-head h2{font-size:22px;}
 .article-body{padding:20px 18px;}
 .article-body p,.article-body li{font-size:15px;}
 .article-side{grid-template-columns:1fr;}
 .cta-band{flex-direction:column;align-items:flex-start;}
 .cta-actions{width:100%;}
 .cta-actions .btn-x{flex:1 1 auto;}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 .footer-desc{max-width:none;}
}
@media (max-width:520px){
 .brand-text{font-size:14px;line-height:1.25;}
 .brand-text small{display:none;}
 .header-cta{font-size:12.5px;padding:7px 12px;}
 .search-form{padding:5px 6px 5px 12px;}
 .search-form button{padding:6px 12px;font-size:12.5px;}
 .ah-card{border-radius:22px;}
 .ah-card h1{font-size:22px;line-height:1.35;}
 .section-block{padding:34px 0;}
 .stat-grid,.route-grid,.post-grid{grid-template-columns:1fr;}
 .stat-card .num{font-size:26px;}
 .article-body h2{font-size:18.5px;margin-top:28px;padding-left:11px;border-left-width:3px;}
 .cta-actions{flex-direction:column;}
 .cta-actions .btn-x{width:100%;}
 .footer-bottom{font-size:12px;}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-soft:#ffd873;
 --gold-deep:#e59f00;
 --cyan:#3ee0cf;
 --bg:#f4f6fc;
 --surface:#ffffff;
 --surface-2:#eef1fa;
 --text:#1b2038;
 --muted:#6c7391;
 --line:#e3e7f3;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --pill:999px;
 --shadow-sm:0 4px 14px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --space:clamp(48px,6.5vw,88px);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
ul{margin:0;padding:0;list-style:none;}
p{margin:0;}
button,input{font-family:inherit;}
button{cursor:pointer;}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:2px;border-radius:8px;}
.container-x{width:min(1180px,100% - 40px);margin-inline:auto;}

/* ---------- Header ---------- */
.site-header{
 background:linear-gradient(135deg,#161a33 0%,#1a1f3d 55%,#232a52 100%);
 position:sticky;top:0;z-index:60;
 box-shadow:0 6px 24px rgba(15,18,38,.28);
 border-bottom:1px solid rgba(255,255,255,.07);
}
.header-inner{
 display:flex;align-items:center;gap:20px;
 padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:12px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 color:#1a1f3d;display:grid;place-items:center;font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:1.5px;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
 display:inline-block;padding:8px 13px;border-radius:var(--pill);
 font-size:14.5px;color:rgba(255,255,255,.76);white-space:nowrap;
 transition:color .2s,background .2s;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09);}
.main-nav a.active{color:#1a1f3d;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 6px 16px rgba(255,180,0,.28);}
.search-form{
 margin-left:auto;flex:1 1 300px;max-width:360px;
 display:flex;align-items:center;gap:8px;
 background:rgba(255,255,255,.10);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--pill);
 padding:6px 8px 6px 16px;
 transition:border-color .2s,background .2s;
}
.search-form:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.8);}
.search-form i{color:rgba(255,255,255,.6);font-size:15px;}
.search-form input{
 flex:1;border:0;background:transparent;color:#fff;font-size:14px;outline:none;min-width:0;
}
.search-form input::placeholder{color:rgba(255,255,255,.48);}
.search-form button{
 border:0;border-radius:var(--pill);padding:6px 15px;font-size:13.5px;font-weight:700;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
 color:#20264a;transition:transform .18s,box-shadow .18s;
}
.search-form button:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold);}
.header-cta{
 border-radius:var(--pill);padding:9px 18px;font-size:14px;font-weight:700;
 color:#20264a;background:linear-gradient(135deg,#ffd873,#ffab00);
 white-space:nowrap;box-shadow:0 8px 20px rgba(255,171,0,.26);
 transition:transform .18s,box-shadow .18s;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold);color:#20264a;}

/* ---------- Buttons ---------- */
.btn-x{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:var(--pill);padding:13px 26px;
 font-size:15px;font-weight:700;line-height:1.2;
 transition:transform .18s,box-shadow .18s,background .18s,color .18s;
}
.btn-gold{background:linear-gradient(135deg,#ffd873,#ffab00);color:#1d2342;box-shadow:0 10px 24px rgba(255,171,0,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,171,0,.38);color:#1d2342;}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.36);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-dark-soft{background:#eef1fa;color:var(--ink);}
.btn-dark-soft:hover{background:#e2e7f7;color:var(--ink);transform:translateY(-2px);}

/* ---------- Hero ---------- */
.cat-hero{padding:34px 0 0;}
.hero-card{
 position:relative;overflow:hidden;border-radius:var(--radius-xl);
 background:linear-gradient(125deg,#1a1f3d 0%,#232a52 48%,#2f3768 100%);
 color:#fff;padding:clamp(26px,4vw,52px);
 box-shadow:0 24px 60px rgba(20,24,48,.28);
 isolation:isolate;
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.24;z-index:-2;}
.hero-card::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:
 radial-gradient(760px 340px at 82% 12%,rgba(255,180,0,.26),transparent 66%),
 radial-gradient(560px 320px at 8% 92%,rgba(62,224,207,.18),transparent 70%),
 linear-gradient(120deg,rgba(20,24,48,.93) 22%,rgba(26,31,61,.62) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.42fr .88fr;gap:clamp(24px,3.4vw,48px);align-items:start;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;
 padding:7px 16px;border-radius:var(--pill);
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-soft);font-size:13px;font-weight:700;letter-spacing:.4px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.hero-card h1{
 margin:18px 0 16px;
 font-size:clamp(26px,3.6vw,46px);
 line-height:1.24;font-weight:900;letter-spacing:-.5px;
 text-shadow:0 10px 30px rgba(0,0,0,.30);
}
.hero-card h1 .hl{color:var(--gold);}
.hero-lead{font-size:15.2px;line-height:1.9;color:rgba(255,255,255,.82);max-width:660px;}
.hero-points{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:12px;margin:22px 0 26px;}
.hero-points li{
 display:flex;align-items:flex-start;gap:9px;
 font-size:13.6px;line-height:1.7;color:rgba(255,255,255,.86);
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.12);
 border-radius:var(--radius);padding:11px 14px;
 transition:background .2s,border-color .2s,transform .2s;
}
.hero-points li:hover{background:rgba(255,255,255,.13);border-color:rgba(255,180,0,.45);transform:translateY(-2px);}
.hero-points i{color:var(--gold);font-size:15px;flex:0 0 auto;margin-top:2px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-panel{
 background:rgba(255,255,255,.08);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:20px;
 backdrop-filter:blur(6px);
}
.panel-cover{border-radius:var(--radius);overflow:hidden;margin-bottom:14px;box-shadow:0 14px 30px rgba(0,0,0,.35);}
.panel-cover img{width:100%;height:150px;object-fit:cover;}
.panel-title{font-size:16px;color:#fff;margin:0 0 10px;font-weight:800;letter-spacing:.2px;}
.panel-toc li{
 position:relative;padding:5px 0 5px 18px;
 font-size:13.2px;color:rgba(255,255,255,.76);line-height:1.65;
}
.panel-toc li::before{
 content:"";position:absolute;left:2px;top:13px;width:6px;height:6px;
 border-radius:50%;background:var(--gold);
}
.panel-form{margin-top:16px;display:grid;gap:8px;}
.panel-form label{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.3px;}
.panel-form input{
 border:1px solid rgba(255,255,255,.22);
 background:rgba(255,255,255,.10);
 border-radius:var(--pill);
 padding:11px 16px;color:#fff;font-size:14px;outline:none;
 transition:border-color .2s,background .2s;
}
.panel-form input::placeholder{color:rgba(255,255,255,.42);}
.panel-form input:focus{border-color:var(--gold);background:rgba(255,255,255,.16);}
.panel-form .btn-x{width:100%;padding:12px 18px;}

/* ---------- Section ---------- */
.section{padding:var(--space) 0;}
.section-alt{background:linear-gradient(180deg,#eef1fa 0%,#f4f6fc 100%);}
.section-dark{background:linear-gradient(160deg,#1a1f3d,#232a52 62%,#2f3768);color:#fff;}
.sec-head{max-width:780px;margin-bottom:clamp(26px,3.4vw,44px);}
.sec-head.center{margin-inline:auto;text-align:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:1.4px;
 color:var(--gold-deep);background:rgba(255,180,0,.12);
 border:1px solid rgba(255,180,0,.30);
 border-radius:var(--pill);padding:6px 14px;
}
.section-dark .eyebrow{color:var(--gold-soft);background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.34);}
.sec-title{
 font-size:clamp(23px,2.8vw,34px);line-height:1.34;font-weight:900;
 color:var(--ink);margin:16px 0 12px;letter-spacing:-.4px;
}
.section-dark .sec-title{color:#fff;}
.sec-desc{font-size:15px;color:var(--muted);line-height:1.88;}
.section-dark .sec-desc{color:rgba(255,255,255,.72);}

/* ---------- Cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.card-x{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-lg);
 padding:24px;
 box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
 height:100%;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.42);}
.card-icon{
 width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
 font-size:20px;color:var(--gold-deep);
 background:linear-gradient(140deg,rgba(255,216,115,.34),rgba(255,180,0,.16));
 margin-bottom:16px;
}
.card-x h3{font-size:17.5px;font-weight:800;color:var(--ink);margin:0 0 10px;line-height:1.5;}
.card-x p{font-size:14.2px;color:var(--muted);line-height:1.86;}
.card-tag{
 display:inline-block;font-size:12px;font-weight:700;letter-spacing:.6px;
 color:var(--gold-deep);background:rgba(255,180,0,.13);
 border:1px solid rgba(255,180,0,.28);
 border-radius:var(--pill);padding:3px 11px;margin-bottom:12px;
}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step{
 position:relative;background:var(--surface);
 border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 20px 22px;box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.42);}
.step-num{
 display:inline-block;font-size:13px;font-weight:900;color:#20264a;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold));
 border-radius:var(--pill);padding:4px 12px;margin-bottom:12px;
}
.step h3{font-size:16.5px;font-weight:800;color:var(--ink);margin:0 0 8px;}
.step p{font-size:13.8px;color:var(--muted);line-height:1.82;}

/* ---------- Stats ---------- */
.stat-band{
 background:linear-gradient(125deg,#1a1f3d,#2a3160 58%,#333b74);
 border-radius:var(--radius-xl);
 padding:clamp(26px,3.6vw,44px);
 color:#fff;
 box-shadow:0 24px 56px rgba(20,24,48,.28);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.stat-x{padding:10px 4px;border-left:1px solid rgba(255,255,255,.14);padding-left:18px;}
.stat-x:first-child{border-left:0;padding-left:4px;}
.stat-x .num{
 font-size:clamp(26px,3.4vw,40px);font-weight:900;color:var(--gold);
 letter-spacing:-1px;line-height:1.1;
}
.stat-x .lbl{font-size:13.4px;color:rgba(255,255,255,.7);margin-top:6px;line-height:1.6;}

/* ---------- Matrix ---------- */
.matrix-card{
 display:flex;flex-direction:column;gap:10px;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:24px;height:100%;
 box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);}
.matrix-card .mt-top{display:flex;align-items:center;gap:10px;}
.matrix-card .mt-top i{font-size:19px;color:var(--gold-deep);}
.matrix-card h3{font-size:17px;font-weight:800;color:var(--ink);margin:0;}
.matrix-card p{font-size:13.9px;color:var(--muted);line-height:1.82;}
.matrix-card .mt-link{
 margin-top:auto;font-size:13.5px;font-weight:700;color:var(--gold-deep);
 display:inline-flex;align-items:center;gap:6px;
}
.matrix-card .mt-link:hover{color:var(--ink);}
.matrix-card.is-current{border-color:rgba(255,180,0,.5);background:linear-gradient(160deg,#fffdf5,#ffffff);}
.matrix-card .current-flag{
 display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.8px;
 color:#20264a;background:linear-gradient(135deg,var(--gold-soft),var(--gold));
 border-radius:var(--pill);padding:3px 10px;
}

/* ---------- Feed ---------- */
.feed-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.feed-card{
 display:flex;flex-direction:column;gap:10px;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:22px;
 box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.feed-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.42);}
.feed-card h3{font-size:16px;font-weight:800;color:var(--ink);margin:0;line-height:1.55;}
.feed-card h3 a{transition:color .2s;}
.feed-card h3 a:hover{color:var(--gold-deep);}
.feed-card p{font-size:13.8px;color:var(--muted);line-height:1.8;}
.feed-meta{
 display:flex;gap:14px;flex-wrap:wrap;align-items:center;
 font-size:12.5px;color:var(--muted);
 margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
}
.feed-meta i{color:var(--gold-deep);margin-right:4px;}
.feed-empty{
 padding:26px;border:1px dashed var(--line);border-radius:var(--radius-lg);
 background:var(--surface);color:var(--muted);font-size:14.5px;text-align:center;
}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:18px 22px;
 box-shadow:var(--shadow-sm);
 transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:rgba(255,180,0,.42);box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;font-size:15.5px;font-weight:800;color:var(--ink);
 display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"\F4FE";font-family:"bootstrap-icons";font-size:16px;color:var(--gold-deep);
 transition:transform .2s;
}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item p{margin-top:12px;font-size:14.2px;color:var(--muted);line-height:1.86;}

/* ---------- CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(120deg,#1a1f3d,#2b3366 55%,#3a4485);
 border-radius:var(--radius-xl);
 padding:clamp(30px,4vw,56px);
 color:#fff;text-align:center;
 box-shadow:0 24px 56px rgba(20,24,48,.28);
}
.cta-band::after{
 content:"";position:absolute;inset:0;
 background:radial-gradient(600px 260px at 78% 0%,rgba(255,180,0,.28),transparent 68%);
 pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{
 font-size:clamp(22px,2.8vw,34px);font-weight:900;margin:14px 0 14px;letter-spacing:-.4px;
}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78);max-width:720px;margin:0 auto 26px;line-height:1.9;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ---------- Footer ---------- */
.site-footer{
 background:linear-gradient(160deg,#161a33,#1a1f3d 60%,#232a52);
 color:rgba(255,255,255,.72);
 margin-top:var(--space);
 padding:clamp(40px,5vw,64px) 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:38ch;}
.footer-col h3{font-size:14.5px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:.5px;}
.footer-col a{
 display:block;font-size:14px;color:rgba(255,255,255,.66);padding:5px 0;
 transition:color .2s,transform .2s;
}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px);}
.footer-contact span{display:block;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.55);margin-bottom:8px;}
.footer-bottom{
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 margin-top:36px;padding-top:18px;
 border-top:1px solid rgba(255,255,255,.12);
 font-size:13px;color:rgba(255,255,255,.48);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
 .header-inner{flex-wrap:wrap;gap:12px;}
 .search-form{order:3;flex:1 1 100%;max-width:none;margin-left:0;}
 .header-cta{order:2;margin-left:auto;}
 .hero-grid{grid-template-columns:1fr;}
 .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;}
}
@media (max-width:900px){
 .grid-3{grid-template-columns:1fr;}
 .feed-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .stat-x{border-left:0;padding-left:0;}
}
@media (max-width:768px){
 .main-nav{order:2;overflow-x:auto;padding-bottom:2px;}
 .main-nav a{font-size:13.6px;padding:7px 11px;}
 .grid-2{grid-template-columns:1fr;}
 .feed-grid{grid-template-columns:1fr;}
 .steps{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
 .hero-card h1{font-size:26px;}
}
@media (max-width:520px){
 .container-x{width:min(1180px,100% - 28px);}
 .brand{font-size:15px;}
 .brand-text{font-size:14px;}
 .brand-text small{display:none;}
 .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:16px;border-radius:10px;}
 .header-cta{display:none;}
 .hero-panel{padding:16px;}
 .panel-cover img{height:126px;}
 .btn-x{width:100%;padding:12px 20px;}
 .hero-actions .btn-x{width:100%;}
 .cta-actions .btn-x{width:100%;}
 .stat-grid{grid-template-columns:1fr;}
 .grid-4{grid-template-columns:1fr;}
 .card-x,.matrix-card,.feed-card,.step{padding:20px;}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-soft:#ffd873;
 --gold-deep:#e59f00;
 --cyan:#3ee0cf;
 --bg:#f4f6fc;
 --surface:#ffffff;
 --surface-2:#eef1fa;
 --text:#1b2038;
 --muted:#6c7391;
 --line:#e3e7f3;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --pill:999px;
 --shadow-sm:0 4px 14px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --space:clamp(48px,6.5vw,88px);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
button,input{font-family:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;}
.container-x{width:min(1180px,100% - 40px);margin-inline:auto;}

/* ---------- Header ---------- */
.site-header{
 background:linear-gradient(135deg,#161a33 0%,#1a1f3d 55%,#232a52 100%);
 position:sticky;top:0;z-index:60;
 box-shadow:0 6px 24px rgba(15,18,38,.28);
 border-bottom:1px solid rgba(255,255,255,.07);
}
.header-inner{
 display:flex;align-items:center;gap:20px;
 padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:12px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 color:#1a1f3d;display:grid;place-items:center;font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:1.5px;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
 display:inline-block;padding:8px 13px;border-radius:var(--pill);
 font-size:14.5px;color:rgba(255,255,255,.76);white-space:nowrap;
 transition:color .2s,background .2s;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09);}
.main-nav a.active{color:#1a1f3d;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 6px 16px rgba(255,180,0,.28);}
.search-form{
 margin-left:auto;flex:1 1 300px;max-width:360px;
 display:flex;align-items:center;gap:8px;
 background:rgba(255,255,255,.10);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--pill);
 padding:6px 8px 6px 16px;
 transition:border-color .2s,background .2s;
}
.search-form:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.8);}
.search-form i{color:rgba(255,255,255,.6);font-size:15px;}
.search-form input{
 flex:1;border:0;background:transparent;color:#fff;font-size:14px;outline:none;min-width:0;
}
.search-form input::placeholder{color:rgba(255,255,255,.48);}
.search-form button{
 border:0;border-radius:var(--pill);padding:6px 15px;font-size:13.5px;font-weight:700;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
 color:#20264a;transition:transform .18s,box-shadow .18s;
}
.search-form button:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold);}
.header-cta{
 border-radius:var(--pill);padding:9px 18px;font-size:14px;font-weight:700;
 color:#20264a;background:linear-gradient(135deg,#ffd873,#ffab00);
 white-space:nowrap;box-shadow:0 8px 20px rgba(255,171,0,.26);
 transition:transform .18s,box-shadow .18s;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold);color:#20264a;}

/* ---------- Buttons ---------- */
.btn-x{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:var(--pill);padding:13px 26px;
 font-size:15px;font-weight:700;line-height:1.2;
 transition:transform .18s,box-shadow .18s,background .18s,color .18s;
}
.btn-gold{background:linear-gradient(135deg,#ffd873,#ffab00);color:#1d2342;box-shadow:0 10px 24px rgba(255,171,0,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,171,0,.38);color:#1d2342;}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.36);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-dark-soft{background:#eef1fa;color:var(--ink);}
.btn-dark-soft:hover{background:#e2e7f7;color:var(--ink);transform:translateY(-2px);}

/* ---------- Hero ---------- */
.hero{padding:34px 0 0;}
.hero-card{
 position:relative;overflow:hidden;border-radius:var(--radius-xl);
 background:linear-gradient(125deg,#1a1f3d 0%,#232a52 48%,#2f3768 100%);
 color:#fff;padding:clamp(26px,3.6vw,50px);
 box-shadow:0 24px 60px rgba(20,24,48,.28);
 isolation:isolate;
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.24;z-index:-2;}
.hero-card::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:
 radial-gradient(760px 340px at 84% 10%,rgba(255,180,0,.26),transparent 66%),
 radial-gradient(560px 320px at 6% 94%,rgba(62,224,207,.18),transparent 70%),
 linear-gradient(120deg,rgba(20,24,48,.94) 20%,rgba(26,31,61,.62) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.38fr .92fr;gap:clamp(22px,3.2vw,44px);align-items:center;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;
 padding:7px 16px;border-radius:var(--pill);
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-soft);font-size:13px;font-weight:700;letter-spacing:.4px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.hero h1{
 margin:18px 0 16px;
 font-size:clamp(26px,3.5vw,44px);
 line-height:1.26;font-weight:900;letter-spacing:-.4px;
 text-shadow:0 10px 30px rgba(0,0,0,.30);
}
.hero h1 .hl{color:var(--gold);}
.hero-lead{font-size:15px;line-height:1.88;color:rgba(255,255,255,.82);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}

/* 参数面板 */
.param-panel{
 background:rgba(10,14,32,.55);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 padding:20px 20px 16px;
 box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.param-title{
 display:flex;align-items:center;justify-content:space-between;
 font-size:12.5px;letter-spacing:1.6px;color:rgba(255,255,255,.55);
 border-bottom:1px dashed rgba(255,255,255,.16);
 padding-bottom:10px;margin-bottom:6px;
}
.param-title b{color:var(--cyan);font-weight:700;letter-spacing:.6px;}
.param-row{
 display:flex;align-items:center;justify-content:space-between;gap:12px;
 padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.10);
 font-size:13.8px;
}
.param-row:last-child{border-bottom:0;}
.param-row span{color:rgba(255,255,255,.62);}
.param-row strong{color:#fff;font-weight:800;font-variant-numeric:tabular-nums;}
.param-row strong.gold{color:var(--gold-soft);}

/* 关键指标条 */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:0;
 margin-top:clamp(22px,3vw,34px);
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 overflow:hidden;
}
.stat-item{padding:16px 18px;border-right:1px solid rgba(255,255,255,.10);}
.stat-item:last-child{border-right:0;}
.stat-item b{display:block;font-size:clamp(20px,2.4vw,26px);font-weight:900;color:var(--gold);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-item span{display:block;font-size:12.5px;color:rgba(255,255,255,.62);margin-top:4px;letter-spacing:.4px;}

/* ---------- Section 基础 ---------- */
.section{padding:var(--space) 0;}
.section.alt{background:linear-gradient(180deg,#eef1fa 0%,#f4f6fc 100%);}
.section-head{max-width:760px;margin-bottom:34px;}
.eyebrow{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
 color:var(--gold-deep);background:rgba(255,180,0,.12);
 border-radius:var(--pill);padding:5px 14px;margin-bottom:14px;
}
.section-head h2{
 font-size:clamp(22px,2.6vw,32px);font-weight:900;line-height:1.32;color:var(--ink);
 letter-spacing:-.3px;
}
.section-head p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.9;}

/* 速查卡 */
.feed-toolbar{
 display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:24px;
}
.chip{
 font-size:13px;font-weight:700;color:var(--ink-2);
 background:#fff;border:1px solid var(--line);border-radius:var(--pill);
 padding:7px 15px;transition:all .2s;
}
.chip:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-1px);box-shadow:var(--shadow-sm);}
.chip.on{background:linear-gradient(135deg,var(--gold-soft),var(--gold));border-color:transparent;color:#1d2342;box-shadow:0 8px 18px rgba(255,180,0,.26);}

.codex-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.codex-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
 display:flex;flex-direction:column;
}
.codex-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5);}
.codex-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-2);}
.codex-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
.codex-card:hover .codex-thumb img{transform:scale(1.05);}
.codex-thumb .layer-tag{
 position:absolute;left:12px;top:12px;
 font-size:12px;font-weight:800;letter-spacing:.6px;
 padding:4px 11px;border-radius:var(--pill);
 background:rgba(26,31,61,.78);color:var(--gold-soft);
 border:1px solid rgba(255,180,0,.4);backdrop-filter:blur(4px);
}
.codex-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.codex-body h3{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.45;}
.codex-body p{font-size:13.8px;color:var(--muted);line-height:1.8;}
.codex-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.tag{
 font-size:12px;font-weight:700;color:var(--ink-2);
 background:var(--surface-2);border-radius:var(--pill);padding:4px 11px;
}
.tag.gold{background:rgba(255,180,0,.16);color:var(--gold-deep);}

/* 三段路线 */
.route-wrap{display:grid;gap:18px;}
.route-item{
 display:grid;grid-template-columns:96px 1fr;gap:22px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:24px;box-shadow:var(--shadow-sm);
 transition:box-shadow .22s,transform .22s,border-color .22s;
}
.route-item:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:rgba(62,224,207,.45);}
.route-idx{
 font-size:13px;font-weight:900;letter-spacing:1px;color:#1d2342;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold));
 border-radius:var(--radius);padding:12px 8px;text-align:center;line-height:1.3;
}
.route-idx small{display:block;font-size:11px;font-weight:700;color:rgba(29,35,66,.68);letter-spacing:.5px;}
.route-item h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.route-item p{font-size:14.2px;color:var(--muted);line-height:1.9;}
.route-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.route-points span{
 font-size:12.5px;font-weight:700;color:var(--ink-3);
 background:var(--surface-2);border-radius:var(--pill);padding:5px 12px;
}

/* BOSS 图文 */
.boss-block{
 display:grid;grid-template-columns:1.02fr 1fr;gap:clamp(24px,3.6vw,48px);
 align-items:center;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-xl);padding:clamp(22px,3vw,36px);box-shadow:var(--shadow-sm);
}
.boss-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);}
.boss-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.boss-figure .figure-badge{
 position:absolute;left:14px;bottom:14px;
 background:rgba(20,24,48,.82);border:1px solid rgba(255,180,0,.45);
 color:var(--gold-soft);font-size:12.5px;font-weight:800;
 padding:6px 14px;border-radius:var(--pill);backdrop-filter:blur(4px);
}
.boss-copy h2{font-size:clamp(21px,2.4vw,29px);font-weight:900;color:var(--ink);line-height:1.35;margin-bottom:14px;}
.boss-copy p{font-size:14.6px;color:var(--muted);line-height:1.95;margin-bottom:14px;}
.boss-list{display:grid;gap:12px;margin-top:6px;}
.boss-list li{
 display:flex;gap:12px;align-items:flex-start;
 font-size:14.2px;color:var(--text);line-height:1.8;
 background:var(--surface-2);border-radius:var(--radius);padding:12px 15px;
 border-left:3px solid var(--gold);
}
.boss-list li i{color:var(--gold-deep);font-size:16px;line-height:1.6;}

/* 倍率对照表 */
.rate-table{
 width:100%;border-collapse:separate;border-spacing:0;
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);
}
.rate-table thead th{
 background:linear-gradient(135deg,var(--ink) 0%,var(--ink-3) 100%);
 color:#fff;font-size:13.5px;font-weight:800;letter-spacing:.6px;
 padding:14px 16px;text-align:left;white-space:nowrap;
}
.rate-table tbody td{
 padding:14px 16px;font-size:14px;color:var(--text);
 border-bottom:1px solid var(--line);vertical-align:middle;
}
.rate-table tbody tr:last-child td{border-bottom:0;}
.rate-table tbody tr:nth-child(even) td{background:#fafbff;}
.rate-table tbody tr:hover td{background:rgba(255,180,0,.08);}
.rate-table .cell-strong{font-weight:800;color:var(--ink);}
.rate-table .cell-gold{font-weight:800;color:var(--gold-deep);font-variant-numeric:tabular-nums;}

/* 误区清单 */
.myth-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.myth-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.myth-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(62,224,207,.5);}
.myth-card .myth-top{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.myth-card .myth-top i{color:var(--gold-deep);font-size:19px;}
.myth-card h3{font-size:16px;font-weight:800;color:var(--ink);}
.myth-card p{font-size:14px;color:var(--muted);line-height:1.9;}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-sm);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 font-size:15.5px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);
 line-height:1;transition:transform .2s;
}
.faq-item[open] summary::after{content:"−";}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.3px;color:var(--muted);line-height:1.95;}

/* 频道矩阵 */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.matrix-card{
 display:block;background:linear-gradient(140deg,#1a1f3d 0%,#232a52 62%,#2f3768 100%);
 color:#fff;border-radius:var(--radius-lg);padding:24px;
 box-shadow:var(--shadow-md);position:relative;overflow:hidden;
 transition:transform .22s,box-shadow .22s;
 border:1px solid rgba(255,255,255,.08);
}
.matrix-card::after{
 content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.30),transparent 70%);
}
.matrix-card:hover{transform:translateY(-5px);box-shadow:0 22px 44px rgba(20,24,48,.32);color:#fff;}
.matrix-card .m-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-soft);font-size:19px;margin-bottom:14px;
}
.matrix-card h3{font-size:17px;font-weight:800;margin-bottom:8px;}
.matrix-card p{font-size:13.6px;color:rgba(255,255,255,.70);line-height:1.85;}
.matrix-card .m-more{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13px;font-weight:800;color:var(--gold-soft);}

/* CTA */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-xl);
 background:linear-gradient(125deg,#1a1f3d 0%,#232a52 55%,#2f3768 100%);
 color:#fff;padding:clamp(28px,4vw,52px);text-align:center;
 box-shadow:0 24px 56px rgba(20,24,48,.26);
}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(600px 260px at 16% 20%,rgba(62,224,207,.20),transparent 68%),
 radial-gradient(620px 280px at 86% 84%,rgba(255,180,0,.24),transparent 68%);
 pointer-events:none;
}
.cta-band > *{position:relative;}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);font-weight:900;line-height:1.35;}
.cta-band p{margin:14px auto 0;max-width:700px;font-size:14.8px;color:rgba(255,255,255,.80);line-height:1.9;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px;}

/* ---------- Footer ---------- */
.site-footer{
 background:linear-gradient(160deg,#161a33 0%,#1a1f3d 58%,#232a52 100%);
 color:rgba(255,255,255,.72);
 margin-top:var(--space);
 padding:var(--space) 0 26px;
 border-top:1px solid rgba(255,255,255,.07);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:30px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:16px;margin-bottom:14px;}
.footer-desc{font-size:13.8px;line-height:1.9;color:rgba(255,255,255,.60);max-width:340px;}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:1.2px;font-weight:800;}
.footer-col a{display:block;font-size:13.8px;color:rgba(255,255,255,.62);padding:5px 0;transition:color .2s,transform .2s;}
.footer-col a:hover{color:var(--gold-soft);transform:translateX(3px);}
.footer-contact span{display:block;font-size:13.2px;color:rgba(255,255,255,.55);line-height:1.85;margin-bottom:10px;}
.footer-bottom{
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 border-top:1px solid rgba(255,255,255,.10);
 margin-top:36px;padding-top:18px;font-size:13px;color:rgba(255,255,255,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
 .header-inner{flex-wrap:wrap;row-gap:10px;}
 .search-form{order:3;flex:1 1 100%;max-width:none;margin-left:0;}
 .main-nav{margin-left:auto;}
 .hero-grid{grid-template-columns:1fr;}
 .param-panel{max-width:520px;}
 .codex-grid{grid-template-columns:repeat(2,1fr);}
 .matrix-grid{grid-template-columns:1fr;gap:16px;}
 .boss-block{grid-template-columns:1fr;}
 .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:860px){
 .stat-strip{grid-template-columns:repeat(2,1fr);}
 .stat-item:nth-child(2){border-right:0;}
 .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.10);}
 .myth-grid{grid-template-columns:1fr;}
 .route-item{grid-template-columns:1fr;gap:14px;}
 .route-idx{display:inline-block;padding:8px 18px;text-align:left;}
}
@media (max-width:720px){
 .main-nav{order:4;flex:1 1 100%;overflow-x:auto;padding-bottom:2px;margin-left:0;}
 .main-nav::-webkit-scrollbar{height:4px;}
 .main-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.22);border-radius:4px;}
 .main-nav a{font-size:13.5px;padding:7px 12px;}
 .header-cta{display:none;}
 .brand{font-size:15.5px;}
 .codex-grid{grid-template-columns:1fr;}
 .rate-table{display:block;overflow-x:auto;white-space:nowrap;}
 .footer-grid{grid-template-columns:1fr;gap:24px;}
 .section-head{margin-bottom:26px;}
}
@media (max-width:520px){
 .container-x{width:min(1180px,100% - 28px);}
 .stat-strip{grid-template-columns:1fr;}
 .stat-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.10);}
 .stat-item:last-child{border-bottom:0;}
 .hero-actions .btn-x{width:100%;}
 .faq-item summary{padding:15px 16px;font-size:14.6px;}
 .faq-item .faq-body{padding:0 16px 18px;}
 .codex-body{padding:16px;}
 .footer-bottom{font-size:12.2px;}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3768;
 --gold:#ffb400;
 --gold-soft:#ffd873;
 --gold-deep:#e59f00;
 --cyan:#3ee0cf;
 --bg:#f4f6fc;
 --surface:#ffffff;
 --surface-2:#eef1fa;
 --text:#1b2038;
 --muted:#6c7391;
 --line:#e3e7f3;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --pill:999px;
 --shadow-sm:0 4px 14px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --space:clamp(44px,5.6vw,80px);
 --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.75;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
a:hover{color:inherit;}
button,input{font-family:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;color:var(--ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
 outline:3px solid rgba(255,180,0,.6);outline-offset:3px;border-radius:8px;
}
.container-x{width:min(1180px,100% - 40px);margin-inline:auto;}

/* ---------- Header ---------- */
.site-header{
 background:linear-gradient(135deg,#161a33 0%,#1a1f3d 55%,#232a52 100%);
 position:sticky;top:0;z-index:60;
 box-shadow:0 6px 24px rgba(15,18,38,.28);
 border-bottom:1px solid rgba(255,255,255,.07);
}
.header-inner{
 display:flex;align-items:center;gap:20px;
 padding:14px 0;
}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:12px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 color:#1a1f3d;display:grid;place-items:center;font-weight:900;font-size:18px;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text small{display:block;font-size:11px;font-weight:500;color:rgba(255,255,255,.55);letter-spacing:1.5px;line-height:1.2;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav a{
 display:inline-block;padding:8px 13px;border-radius:var(--pill);
 font-size:14.5px;color:rgba(255,255,255,.76);white-space:nowrap;
 transition:color .2s,background .2s;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.09);}
.main-nav a.active{color:#1a1f3d;background:linear-gradient(135deg,var(--gold-soft),var(--gold));font-weight:700;box-shadow:0 6px 16px rgba(255,180,0,.28);}
.search-form{
 margin-left:auto;flex:1 1 300px;max-width:360px;
 display:flex;align-items:center;gap:8px;
 background:rgba(255,255,255,.10);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--pill);
 padding:6px 8px 6px 16px;
 transition:border-color .2s,background .2s;
}
.search-form:focus-within{background:rgba(255,255,255,.16);border-color:rgba(255,180,0,.8);}
.search-form i{color:rgba(255,255,255,.6);font-size:15px;}
.search-form input{
 flex:1;border:0;background:transparent;color:#fff;font-size:14px;outline:none;min-width:0;
}
.search-form input::placeholder{color:rgba(255,255,255,.48);}
.search-form button{
 border:0;border-radius:var(--pill);padding:6px 15px;font-size:13.5px;font-weight:700;
 background:linear-gradient(135deg,var(--gold-soft),var(--gold-deep));
 color:#20264a;transition:transform .18s,box-shadow .18s;
}
.search-form button:hover{transform:translateY(-1px);box-shadow:var(--shadow-gold);}
.header-cta{
 border-radius:var(--pill);padding:9px 18px;font-size:14px;font-weight:700;
 color:#20264a;background:linear-gradient(135deg,#ffd873,#ffab00);
 white-space:nowrap;box-shadow:0 8px 20px rgba(255,171,0,.26);
 transition:transform .18s,box-shadow .18s;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:var(--shadow-gold);color:#20264a;}

/* ---------- Buttons ---------- */
.btn-x{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 border:0;border-radius:var(--pill);padding:13px 26px;
 font-size:15px;font-weight:700;line-height:1.2;
 transition:transform .18s,box-shadow .18s,background .18s,color .18s;
}
.btn-gold{background:linear-gradient(135deg,#ffd873,#ffab00);color:#1d2342;box-shadow:0 10px 24px rgba(255,171,0,.30);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,171,0,.38);color:#1d2342;}
.btn-outline-light{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.36);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);}
.btn-dark-soft{background:#1d2342;color:#fff;}
.btn-dark-soft:hover{background:#2f3768;color:#fff;transform:translateY(-2px);}

/* ---------- Hero ---------- */
.page-hero{padding:clamp(28px,4vw,48px) 0 0;}
.hero-card{
 position:relative;overflow:hidden;border-radius:var(--radius-xl);
 background:linear-gradient(125deg,#1a1f3d 0%,#232a52 48%,#2f3768 100%);
 color:#fff;padding:clamp(26px,3.8vw,52px);
 box-shadow:0 24px 60px rgba(20,24,48,.28);
 isolation:isolate;
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.24;z-index:-2;}
.hero-card::after{
 content:"";position:absolute;inset:0;z-index:-1;
 background:
 radial-gradient(760px 340px at 84% 10%,rgba(255,180,0,.26),transparent 66%),
 radial-gradient(560px 320px at 6% 92%,rgba(62,224,207,.16),transparent 70%),
 linear-gradient(120deg,rgba(20,24,48,.94) 20%,rgba(26,31,61,.60) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(24px,3.4vw,46px);align-items:center;}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;
 padding:7px 16px;border-radius:var(--pill);
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-soft);font-size:13px;font-weight:700;letter-spacing:.4px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);}
.hero-card h1{
 margin:18px 0 16px;
 font-size:clamp(27px,3.7vw,46px);
 line-height:1.24;font-weight:900;letter-spacing:-.5px;color:#fff;
 text-shadow:0 10px 30px rgba(0,0,0,.30);
}
.hero-card h1 .hl{color:var(--gold);}
.hero-lead{font-size:15.5px;line-height:1.88;color:rgba(255,255,255,.82);max-width:640px;}
.hero-points{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:22px 0 26px;}
.hero-points li{
 display:flex;align-items:flex-start;gap:9px;
 font-size:13.8px;line-height:1.6;color:rgba(255,255,255,.86);
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:11px 13px;
}
.hero-points li i{color:var(--gold);font-size:15px;line-height:1.5;flex:0 0 auto;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-panel{
 background:rgba(255,255,255,.09);
 border:1px solid rgba(255,255,255,.18);
 border-radius:var(--radius-lg);
 padding:22px;
}
.hero-panel h2{
 font-size:13px;color:var(--gold-soft);letter-spacing:2px;font-weight:700;
 margin-bottom:14px;text-transform:uppercase;
}
.panel-row{
 display:flex;justify-content:space-between;align-items:center;gap:14px;
 padding:11px 0;font-size:14px;
 border-bottom:1px dashed rgba(255,255,255,.16);
}
.panel-row:last-child{border-bottom:0;padding-bottom:0;}
.panel-row span{color:rgba(255,255,255,.66);}
.panel-row b{color:#fff;font-weight:700;text-align:right;}
.panel-row b.gold{color:var(--gold);}

/* ---------- Section ---------- */
.section{padding:var(--space) 0;}
.section--surface{background:var(--surface);}
.section--deep{
 background:linear-gradient(140deg,#181d38 0%,#232a52 58%,#2f3768 100%);
 color:#fff;
}
.section--deep h2,.section--deep h3{color:#fff;}
.section--deep .sec-sub{color:rgba(255,255,255,.72);}
.sec-head{
 display:flex;align-items:flex-end;justify-content:space-between;
 gap:24px;margin-bottom:34px;flex-wrap:wrap;
}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);letter-spacing:-.3px;}
.sec-head h2::before{
 content:"";display:inline-block;width:8px;height:22px;
 background:linear-gradient(180deg,var(--gold-soft),var(--gold-deep));
 border-radius:var(--pill);margin-right:12px;vertical-align:-3px;
}
.sec-sub{color:var(--muted);font-size:14.8px;line-height:1.8;margin-top:12px;max-width:660px;}
.sec-tag{
 display:inline-flex;align-items:center;gap:6px;
 padding:6px 15px;border-radius:var(--pill);font-size:13px;font-weight:700;
 background:var(--surface-2);color:var(--ink-3);
}
.section--deep .sec-tag{background:rgba(255,255,255,.10);color:var(--gold-soft);}

/* ---------- Grid & Cards ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.card-x{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:26px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
 height:100%;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dbf0;}
.card-x h3{font-size:18px;margin-bottom:10px;}
.card-x p{font-size:14.5px;line-height:1.85;color:var(--muted);}
.card-icon{
 width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
 font-size:20px;margin-bottom:16px;
 background:linear-gradient(140deg,rgba(255,216,115,.35),rgba(255,180,0,.18));
 color:var(--gold-deep);
}
.tag{
 display:inline-flex;align-items:center;
 padding:4px 12px;border-radius:var(--pill);
 font-size:12.5px;font-weight:700;
 background:rgba(26,31,61,.06);color:var(--ink-3);
}
.tag-gold{background:rgba(255,180,0,.16);color:#a86f00;}
.mini-list{margin-top:14px;display:grid;gap:8px;}
.mini-list li{
 position:relative;padding-left:18px;
 font-size:14px;line-height:1.75;color:var(--muted);
}
.mini-list li::before{
 content:"";position:absolute;left:0;top:9px;
 width:7px;height:7px;border-radius:2px;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
}
.check-list{display:grid;gap:14px;}
.check-list li{
 display:flex;gap:12px;align-items:flex-start;
 font-size:14.6px;line-height:1.8;color:var(--text);
}
.check-list li i{color:var(--gold-deep);font-size:17px;line-height:1.6;flex:0 0 auto;}
.check-list li b{color:var(--ink);}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:28px 22px 24px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.step .num{
 display:inline-grid;place-items:center;
 width:38px;height:38px;border-radius:12px;margin-bottom:14px;
 font-weight:900;font-size:16px;color:#1d2342;
 background:linear-gradient(140deg,var(--gold-soft),var(--gold-deep));
 box-shadow:0 8px 18px rgba(255,180,0,.25);
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:28px;max-width:860px;}
.timeline::before{
 content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
 background:linear-gradient(180deg,var(--gold),rgba(255,180,0,.14));
}
.timeline li{position:relative;padding:0 0 26px 6px;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
 content:"";position:absolute;left:-27px;top:7px;
 width:13px;height:13px;border-radius:50%;
 background:var(--surface);border:3px solid var(--gold);
}
.timeline h3{font-size:16px;margin-bottom:6px;}
.timeline p{font-size:14.3px;color:var(--muted);line-height:1.8;}

/* ---------- Stats ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.stat{
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.15);
 border-radius:var(--radius-lg);
 padding:24px 18px;text-align:center;
 transition:transform .2s,background .2s;
}
.stat:hover{transform:translateY(-4px);background:rgba(255,255,255,.12);}
.stat b{
 display:block;font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.1;
 color:var(--gold);font-variant-numeric:tabular-nums;
}
.stat span{display:block;margin-top:10px;font-size:13.2px;line-height:1.6;color:rgba(255,255,255,.72);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:0 22px;
 box-shadow:var(--shadow-sm);
 transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:18px 0;font-weight:700;font-size:15.5px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);
 transition:transform .2s;
}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 0 18px;font-size:14.5px;line-height:1.9;color:var(--muted);}

/* ---------- Feed ---------- */
.feed-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.feed-item{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:24px;
 box-shadow:var(--shadow-sm);
 display:flex;flex-direction:column;gap:10px;
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.feed-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dbf0;}
.feed-item h3{font-size:16.5px;line-height:1.55;}
.feed-item h3 a:hover{color:var(--gold-deep);}
.feed-item p{font-size:14px;color:var(--muted);line-height:1.8;}
.feed-date{font-size:12.5px;color:#9aa1bb;letter-spacing:.3px;}
.empty-note{
 padding:26px;border-radius:var(--radius-lg);
 background:var(--surface-2);color:var(--muted);font-size:14.5px;text-align:center;
}

/* ---------- CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;
 border-radius:var(--radius-xl);
 padding:clamp(28px,4vw,52px);
 background:linear-gradient(120deg,#ffd873,#ffb400 55%,#e59f00);
 color:#20264a;text-align:center;
 box-shadow:0 22px 50px rgba(229,159,0,.28);
}
.cta-band::after{
 content:"";position:absolute;inset:auto -60px -120px auto;
 width:320px;height:320px;border-radius:50%;
 background:rgba(255,255,255,.24);
}
.cta-band h2{
 font-size:clamp(22px,2.8vw,32px);color:#1d2342;
 margin-bottom:14px;position:relative;z-index:1;
}
.cta-band p{
 max-width:720px;margin:0 auto 26px;
 font-size:15px;line-height:1.85;color:rgba(29,35,66,.82);
 position:relative;z-index:1;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;position:relative;z-index:1;}

/* ---------- Footer ---------- */
.site-footer{
 background:linear-gradient(160deg,#161a33 0%,#1a1f3d 60%,#20264a 100%);
 color:rgba(255,255,255,.74);
 padding:clamp(48px,6vw,72px) 0 26px;
 margin-top:clamp(40px,5vw,64px);
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
 display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:34px;
 padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{
 display:flex;align-items:center;gap:10px;
 color:#fff;font-weight:800;font-size:16.5px;margin-bottom:14px;
}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:360px;}
.footer-col{display:flex;flex-direction:column;gap:10px;}
.footer-col h3{
 font-size:14.5px;color:#fff;margin-bottom:6px;
 letter-spacing:.4px;font-weight:700;
}
.footer-col a,.footer-col span{
 font-size:13.8px;color:rgba(255,255,255,.62);
 transition:color .2s;line-height:1.75;
}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
 display:flex;justify-content:space-between;align-items:center;gap:16px;
 flex-wrap:wrap;padding-top:22px;
 font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
 .header-inner{flex-wrap:wrap;gap:12px;}
 .search-form{order:6;flex:1 1 100%;max-width:none;margin-left:0;}
 .header-cta{margin-left:auto;}
 .hero-grid{grid-template-columns:1fr;}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
 .feed-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
 .container-x{width:min(1180px,100% - 28px);}
 .main-nav{order:5;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px;scrollbar-width:none;}
 .main-nav::-webkit-scrollbar{display:none;}
 .main-nav a{font-size:14px;padding:8px 12px;}
 .header-cta{display:none;}
 .grid-2,.grid-3{grid-template-columns:1fr;}
 .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));}
 .sec-head{align-items:flex-start;}
 .timeline{padding-left:22px;}
 .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
 .brand-text{font-size:15px;}
 .brand-text small{display:none;}
 .hero-card{padding:24px 18px;}
 .hero-actions .btn-x{width:100%;}
 .grid-4,.steps,.stat-row,.feed-grid{grid-template-columns:1fr;}
 .card-x,.step,.feed-item{padding:20px;}
 .cta-actions .btn-x{width:100%;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}