/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-soft:#232a55;
  --ink-deep:#11162f;
  --gold:#ffb400;
  --gold-deep:#e58c00;
  --bg:#f5f7fc;
  --surface:#ffffff;
  --text:#1b2033;
  --muted:#616b82;
  --line:#e4e9f3;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(26,31,61,.08);
  --shadow-lg:0 20px 54px rgba(26,31,61,.16);
  --ring:0 0 0 3px rgba(255,180,0,.45);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;color:var(--ink);font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.container{width:min(1180px,92%);margin-inline:auto}

/* ===== header ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(17,22,47,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,180,0,.18);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#ffb400,#ff7a00);
  display:grid;place-items:center;color:#141936;font-weight:900;font-size:17px;
  box-shadow:0 6px 18px rgba(255,150,0,.35);
}
.brand-name{font-size:17px;letter-spacing:.4px}
.brand-sub{display:block;font-size:11px;font-weight:500;color:#98a2c0;letter-spacing:1.6px;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  color:#c7cfe6;font-size:15px;padding:8px 14px;border-radius:10px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{
  color:#151a35;font-weight:700;
  background:linear-gradient(135deg,#ffb400,#ff8a00);
  box-shadow:0 6px 16px rgba(255,150,0,.3);
}
.nav-cta{
  margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
  color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
  box-shadow:0 8px 20px rgba(255,150,0,.32);
  transition:transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,150,0,.42)}
.nav-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:#ffd15c;border:1px solid rgba(255,180,0,.42);
  padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.08);
}
.nav-badge i{width:6px;height:6px;border-radius:50%;background:#ffb400;display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}

/* ===== hero ===== */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:radial-gradient(1100px 520px at 82% 8%,rgba(255,180,0,.16),transparent 62%),
             linear-gradient(135deg,#141935 0%,#1a1f3d 46%,#2a2050 100%);
  padding:74px 0 92px;
}
.hero-bg{position:absolute;inset:0;opacity:.16;object-fit:cover;width:100%;height:100%;filter:saturate(1.1)}
.hero::after{
  content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);
}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:1px;color:#ffd15c;
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.35);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:clamp(28px,3.4vw,44px);letter-spacing:.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:#ffb400}
.hero-lead{color:#c3cbe4;font-size:16px;line-height:1.95;max-width:580px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-gold{
  color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400 55%,#ff9500);
  box-shadow:0 12px 28px rgba(255,150,0,.34);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,150,0,.45)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.hero-kpis{display:flex;flex-wrap:wrap;gap:26px;margin-top:36px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.hero-kpi strong{display:block;font-size:24px;color:#ffb400;font-weight:900;letter-spacing:.5px}
.hero-kpi span{font-size:13px;color:#a8b2cf}

.hero-visual{position:relative}
.hero-visual .frame{
  position:relative;border-radius:20px;overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 30px 70px rgba(0,0,0,.46);
  transform:rotate(-2.5deg) translateY(-8px);
}
.hero-visual .frame img{width:100%;height:420px;object-fit:cover}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(26,31,61,0) 40%,rgba(17,22,47,.72) 100%);
}
.float-card{
  position:absolute;right:-14px;bottom:-26px;z-index:3;
  background:rgba(255,255,255,.97);color:var(--ink);
  border-radius:var(--radius);padding:16px 20px;min-width:190px;
  box-shadow:0 20px 44px rgba(0,0,0,.3);
}
.float-card small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px}
.float-card b{font-size:26px;color:var(--ink);font-weight:900}
.float-card b i{font-style:normal;color:var(--gold-deep);font-size:15px;margin-left:4px}
.float-tag{
  position:absolute;left:-16px;top:26px;z-index:3;
  background:linear-gradient(135deg,#ffb400,#ff8a00);color:#151a35;
  font-size:12px;font-weight:800;padding:7px 14px;border-radius:999px;
  box-shadow:0 12px 26px rgba(255,150,0,.4);
}

/* ===== sections ===== */
.section{padding:74px 0}
.section--white{background:var(--surface)}
.section--tint{background:linear-gradient(180deg,#eef2fb,#f5f7fc)}
.section-head{max-width:740px;margin-bottom:38px}
.section-head.center{margin-inline:auto;text-align:center}
.kicker{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;color:var(--gold-deep);
  background:rgba(255,180,0,.14);padding:5px 12px;border-radius:6px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(23px,2.4vw,31px);margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15.5px}

.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#d6def0}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.85}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,180,0,.2),rgba(255,138,0,.12));
  color:var(--gold-deep);font-weight:900;font-size:16px;margin-bottom:16px;
}
.tag{
  display:inline-block;font-size:12px;font-weight:700;color:#8a6100;
  background:rgba(255,180,0,.16);border-radius:6px;padding:3px 10px;
}

/* stats strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-46px;position:relative;z-index:5}
.stat{
  background:#fff;border-radius:var(--radius);padding:22px 24px;
  box-shadow:var(--shadow);border:1px solid var(--line);
}
.stat strong{display:block;font-size:26px;font-weight:900;color:var(--ink);letter-spacing:.5px}
.stat strong span{color:var(--gold-deep);font-size:16px;margin-left:2px}
.stat p{font-size:13px;color:var(--muted);margin-top:4px}

/* split feature */
.split{display:grid;grid-template-columns:6fr 6fr;gap:52px;align-items:center}
.split-media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;height:400px;object-fit:cover}
.split-media .caption{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(17,22,47,.82);color:#fff;border-radius:12px;padding:12px 16px;font-size:13px;
  backdrop-filter:blur(6px);
}
.point-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line);
}
.point-list li:last-child{border-bottom:none}
.point-num{
  flex:0 0 30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#1a1f3d,#2c3466);color:#ffb400;font-weight:800;font-size:13px;
}
.point-list h4{font-size:15.5px;margin-bottom:4px}
.point-list p{font-size:14px;color:var(--muted)}

/* channel wall */
.channel{
  display:block;position:relative;overflow:hidden;border-radius:var(--radius);
  padding:28px;background:linear-gradient(150deg,#ffffff,#eef2fb);
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.channel:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.channel .tag{margin-bottom:14px}
.channel h3{font-size:19px;margin-bottom:8px}
.channel p{color:var(--muted);font-size:14px;min-height:66px}
.channel .arrow{font-size:14px;font-weight:700;color:var(--gold-deep);margin-top:12px;display:inline-block}
.channel::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.22),transparent 70%);
}

/* progress cards */
.progress-wrap{margin-top:14px}
.progress-bar{height:8px;border-radius:999px;background:#e8edf8;overflow:hidden}
.progress-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#ffb400,#ff8a00)}
.progress-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-top:8px}

/* timeline */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(#ffb400,#dbe3f4)}
.timeline li{position:relative;padding:0 0 26px 0}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-25px;top:8px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--gold);
}
.timeline h4{font-size:16px;margin-bottom:4px}
.timeline p{font-size:14px;color:var(--muted)}

/* changelog */
.log-item{
  display:flex;gap:18px;padding:16px 0;border-bottom:1px solid var(--line);
}
.log-item:last-child{border-bottom:none}
.log-date{flex:0 0 92px;font-size:13px;color:var(--gold-deep);font-weight:800;letter-spacing:.5px}
.log-body h4{font-size:15px;margin-bottom:3px}
.log-body p{font-size:14px;color:var(--muted)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;background:#fff;border-radius:var(--radius);padding:30px 26px 26px;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-14px;left:24px;
  font-size:13px;font-weight:900;color:#151a35;
  background:linear-gradient(135deg,#ffd15c,#ffb400);
  padding:4px 12px;border-radius:999px;box-shadow:0 8px 18px rgba(255,150,0,.3);
}
.step h3{font-size:17px;margin:8px 0 8px}
.step p{color:var(--muted);font-size:14px}

/* compare table */
.compare{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
}
.compare table{width:100%;border-collapse:collapse}
.compare th,.compare td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line)}
.compare thead th{background:linear-gradient(135deg,#1a1f3d,#2a3160);color:#fff;font-weight:700;font-size:14px}
.compare tbody tr:last-child td{border-bottom:none}
.compare tbody tr:nth-child(even){background:#fafbff}
.compare td:first-child{font-weight:700;color:var(--ink)}
.compare .good{color:#0f8a52;font-weight:700}
.compare .warn{color:#b07200;font-weight:700}

/* cases */
.case{overflow:hidden;padding:0}
.case img{width:100%;height:190px;object-fit:cover}
.case-body{padding:22px 24px 26px}
.case-body h3{font-size:17px;margin:10px 0 8px}
.case-body p{font-size:14px;color:var(--muted)}

/* voices */
.voice{
  background:#fff;border-radius:var(--radius);border:1px solid var(--line);
  padding:24px;box-shadow:var(--shadow);position:relative;
}
.voice::before{
  content:"“";position:absolute;top:6px;right:18px;font-size:56px;color:rgba(255,180,0,.28);
  font-family:Georgia,serif;line-height:1;
}
.voice p{font-size:14.5px;color:#3b445c;line-height:1.9}
.voice footer{margin-top:14px;display:flex;align-items:center;gap:10px}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#1a1f3d,#3b4480);color:#ffb400;display:grid;place-items:center;font-weight:800;font-size:13px}
.voice small{color:var(--muted);font-size:12.5px}

/* news */
.news-layout{display:grid;grid-template-columns:8fr 4fr;gap:28px;align-items:start}
.news-list{display:grid;gap:16px}
.news-card{
  display:grid;grid-template-columns:170px 1fr;gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-card img{width:100%;height:112px;object-fit:cover;border-radius:10px}
.news-card h3{font-size:16px;margin:8px 0 6px;line-height:1.5}
.news-card p{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;gap:14px;align-items:center;margin-top:8px;font-size:12.5px;color:#8b94a9}
.side-panel{
  background:linear-gradient(160deg,#1a1f3d,#2a3160);color:#fff;border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-lg);
}
.side-panel h3{color:#fff;font-size:17px;margin-bottom:16px}
.side-item{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.side-item:last-child{border-bottom:none;padding-bottom:0}
.side-item a{display:block;font-size:14px;color:#dbe2f6;transition:color .2s ease}
.side-item a:hover{color:#ffb400}
.side-item span{display:block;font-size:12px;color:#8f9ab8;margin-top:3px}
.empty{color:var(--muted);font-size:14.5px;padding:22px;background:#fff;border:1px dashed var(--line);border-radius:var(--radius);text-align:center}

/* faq */
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:0;margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden;
}
.faq summary{
  cursor:pointer;list-style:none;padding:20px 24px;font-weight:700;font-size:15.5px;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;color:var(--gold-deep);font-weight:800;transition:transform .2s ease}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 24px 22px;color:var(--muted);font-size:14.5px}

/* subscribe */
.subscribe{
  position:relative;overflow:hidden;border-radius:20px;color:#fff;
  background:linear-gradient(135deg,#161b3a,#1a1f3d 55%,#2a2050);
  padding:52px 48px;box-shadow:var(--shadow-lg);
}
.subscribe-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.14}
.subscribe-inner{position:relative;z-index:2;display:grid;grid-template-columns:6fr 5fr;gap:44px;align-items:center}
.subscribe h2{color:#fff;font-size:clamp(22px,2.3vw,29px);margin-bottom:12px}
.subscribe p{color:#bcc5df;font-size:15px}
.sub-form{display:grid;gap:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:22px}
.sub-form input{
  width:100%;padding:13px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.94);color:#1b2033;font-size:14.5px;
}
.sub-form input::placeholder{color:#8d96ad}
.sub-form .btn{width:100%}
.sub-note{font-size:12.5px;color:#9aa5c2;text-align:center}

/* footer */
.site-footer{background:#11162f;color:#a9b3cd;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:38px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.site-footer p{font-size:14px;line-height:1.9;color:#98a2c0}
.site-footer ul li{margin-bottom:9px}
.site-footer ul a{font-size:14px;color:#a9b3cd;transition:color .2s ease}
.site-footer ul a:hover{color:#ffb400}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#7c86a4;
}

/* responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-visual .frame{transform:none}
  .hero-visual .frame img{height:340px}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:-34px}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .subscribe-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links a{padding:8px 10px;font-size:14px}
  .nav-badge{display:none}
}
@media (max-width:768px){
  .nav{height:auto;flex-wrap:wrap;padding:14px 0;gap:12px}
  .nav-links{width:100%;margin-left:0;overflow-x:auto;padding-bottom:4px;gap:6px}
  .nav-links::-webkit-scrollbar{display:none}
  .nav-cta{margin-left:0;display:none}
  .hero{padding:52px 0 70px}
  .section{padding:54px 0}
  .grid-3,.grid-4,.grid-2,.steps{grid-template-columns:1fr}
  .news-card{grid-template-columns:1fr}
  .news-card img{height:160px}
  .subscribe{padding:34px 24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .log-item{flex-direction:column;gap:4px}
  .log-date{flex:none}
  .float-card{right:8px;bottom:-18px}
  .float-tag{left:8px}
}
@media (max-width:520px){
  .hero h1{font-size:26px}
  .hero-kpis{gap:18px}
  .hero-kpi strong{font-size:20px}
  .stats{grid-template-columns:1fr}
  .compare th,.compare td{padding:12px 14px;font-size:13.5px}
  .brand-name{font-size:15px}
  .hero-visual .frame img{height:250px}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-soft:#232a55;
 --ink-deep:#11162f;
 --gold:#ffb400;
 --gold-deep:#e58c00;
 --bg:#f5f7fc;
 --surface:#ffffff;
 --text:#1b2033;
 --muted:#616b82;
 --line:#e4e9f3;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 10px 30px rgba(26,31,61,.08);
 --shadow-lg:0 20px 54px rgba(26,31,61,.16);
 --ring:0 0 0 3px rgba(255,180,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:20px}
button,input{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.container{width:min(1180px,92%);margin-inline:auto}
/* ===== header ===== */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(17,22,47,.96);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,180,0,.18);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;flex-shrink:0;order:1}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffb400,#ff7a00);
 display:grid;place-items:center;color:#141936;font-weight:900;font-size:17px;
 box-shadow:0 6px 18px rgba(255,150,0,.35);
 flex-shrink:0;
}
.brand-name{font-size:17px;letter-spacing:.4px;display:block;line-height:1.3}
.brand-sub{display:block;font-size:11px;font-weight:500;color:#98a2c0;letter-spacing:1.6px;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;order:2}
.nav-links a{
 color:#c7cfe6;font-size:15px;padding:8px 14px;border-radius:10px;
 transition:background .2s ease,color .2s ease,transform .2s ease;
 white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{
 color:#151a35;font-weight:700;
 background:linear-gradient(135deg,#ffb400,#ff8a00);
 box-shadow:0 6px 16px rgba(255,150,0,.3);
}
.nav-badge{
 display:inline-flex;align-items:center;gap:6px;order:3;
 font-size:12px;color:#ffd15c;border:1px solid rgba(255,180,0,.42);
 padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.08);
 white-space:nowrap;
}
.nav-badge i{width:6px;height:6px;border-radius:50%;background:#ffb400;display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}
.nav-cta{
 margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;order:4;
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
 box-shadow:0 8px 20px rgba(255,150,0,.32);
 transition:transform .2s ease,box-shadow .2s ease;
 white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,150,0,.42)}
/* ===== buttons ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400 55%,#ff9500);
 box-shadow:0 12px 28px rgba(255,150,0,.34);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,150,0,.45)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
/* ===== article hero ===== */
.article-hero{
 position:relative;overflow:hidden;color:#fff;
 background:radial-gradient(1100px 520px at 84% 6%,rgba(255,180,0,.16),transparent 62%),
 linear-gradient(135deg,#141935 0%,#1a1f3d 48%,#2a2050 100%);
 padding:34px 0 62px;
}
.article-hero .hero-bg{
 position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.15;
 filter:saturate(1.1);z-index:0;
}
.article-hero::after{
 content:"";position:absolute;left:-140px;bottom:-180px;width:440px;height:440px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);z-index:0;
}
.article-hero-inner{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:13px;color:#98a2c0;margin-bottom:26px}
.crumbs a{color:#c7cfe6;transition:color .2s ease}
.crumbs a:hover{color:var(--gold)}
.crumbs .sep{color:#5b648a}
.article-hero-grid{display:grid;grid-template-columns:1.72fr 1fr;gap:48px;align-items:center}
.hero-tag{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1px;color:#ffd15c;
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.35);
 padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.article-title{
 font-size:clamp(26px,3.2vw,40px);line-height:1.34;letter-spacing:.4px;
 color:#fff;font-weight:800;margin-bottom:18px;
}
.article-lead{color:#c3cbe4;font-size:16px;line-height:1.95;max-width:640px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.meta-pill{
 font-size:12.5px;color:#c7cfe6;background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);padding:5px 12px;border-radius:999px;
}
.meta-pill b{color:#ffd15c;font-weight:700}
.hero-side{position:relative}
.hero-side .cover{
 border-radius:18px;overflow:hidden;border:1px solid rgba(255,255,255,.16);
 box-shadow:0 30px 66px rgba(0,0,0,.45);
 transform:rotate(-2deg);
}
.hero-side .cover img{width:100%;height:280px;object-fit:cover}
.hero-stat{
 position:absolute;right:-12px;bottom:-24px;
 background:rgba(255,255,255,.97);color:var(--ink);
 border-radius:var(--radius);padding:14px 20px;min-width:172px;
 box-shadow:0 20px 44px rgba(0,0,0,.32);
}
.hero-stat span{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px}
.hero-stat strong{font-size:28px;font-weight:900;color:var(--ink);line-height:1.2}
.hero-stat strong i{font-style:normal;color:var(--gold-deep);font-size:15px;margin-left:3px}
/* ===== sections ===== */
.section{padding:72px 0}
.section--white{background:var(--surface)}
.section--tint{background:linear-gradient(180deg,#eef2fb,#f5f7fc)}
.section--dark{
 background:radial-gradient(900px 420px at 88% 12%,rgba(255,180,0,.16),transparent 60%),
 linear-gradient(135deg,#151a35,#1a1f3d 60%,#241d47);
 color:#fff;
}
.section-head{max-width:760px;margin-bottom:36px}
.kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1.4px;color:var(--gold-deep);
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
 padding:5px 13px;border-radius:999px;margin-bottom:14px;
}
.section--dark .kicker{color:#ffd15c;background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.36)}
.section-head h2{font-size:clamp(22px,2.4vw,30px);color:var(--ink);line-height:1.4;margin-bottom:12px}
.section--dark .section-head h2{color:#fff}
.section-head p{color:var(--muted);font-size:15.5px}
.section--dark .section-head p{color:#b9c2dd}
/* ===== key points ===== */
.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.point-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow);position:relative;overflow:hidden;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.point-card::before{
 content:"";position:absolute;left:0;top:0;width:100%;height:3px;
 background:linear-gradient(90deg,#ffd15c,#ff8a00);
}
.point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.point-num{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,#1a1f3d,#2a2050);color:#ffd15c;
 font-weight:900;font-size:14px;margin-bottom:14px;
}
.point-card h3{font-size:17.5px;color:var(--ink);margin-bottom:10px}
.point-card p{font-size:14.6px;color:var(--muted);line-height:1.85}
/* ===== article body ===== */
.article-shell{max-width:900px;margin-inline:auto}
.article-card{
 background:var(--surface);border:1px solid var(--line);border-radius:18px;
 padding:42px 44px;box-shadow:var(--shadow);
}
.article-body{font-size:16.5px;color:#2a3149;line-height:2}
.article-body h2{
 font-size:23px;line-height:1.5;margin:38px 0 16px;color:var(--ink);
 position:relative;padding-left:16px;font-weight:800;
}
.article-body h2:first-child{margin-top:0}
.article-body h2::before{
 content:"";position:absolute;left:0;top:.3em;bottom:.3em;width:4px;border-radius:3px;
 background:linear-gradient(180deg,#ffb400,#ff8a00);
}
.article-body h3{font-size:18.5px;margin:26px 0 12px;color:var(--ink-soft);font-weight:700}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body img{border-radius:var(--radius);margin:22px auto;box-shadow:var(--shadow)}
.article-body blockquote{
 margin:22px 0;padding:16px 20px;border-left:4px solid var(--gold);
 background:#fbf7ec;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#4a5468;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top}
.article-body th{background:#eef2fb;color:var(--ink);font-weight:700}
.article-body a{color:var(--gold-deep);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#c17600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}
.article-missing{
 text-align:center;padding:34px 10px 12px;
}
.article-missing h2{font-size:22px;color:var(--ink);margin-bottom:12px}
.article-missing p{color:var(--muted);margin-bottom:22px}
/* ===== inline cta ===== */
.inline-cta{
 margin-top:30px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
 background:linear-gradient(135deg,#1a1f3d,#2a2050);
 border-radius:var(--radius);padding:24px 28px;color:#fff;
 box-shadow:var(--shadow);
 border:1px solid rgba(255,180,0,.24);
}
.inline-cta h3{font-size:18px;color:#fff;margin-bottom:6px}
.inline-cta p{font-size:14px;color:#b9c2dd}
/* ===== data strip ===== */
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:4px}
.data-card{
 background:linear-gradient(180deg,#ffffff,#f8faff);
 border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 20px;text-align:left;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease;
}
.data-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.data-card strong{display:block;font-size:30px;font-weight:900;color:var(--ink);letter-spacing:.5px;line-height:1.2}
.data-card strong i{font-style:normal;font-size:15px;color:var(--gold-deep);margin-left:2px}
.data-card span{display:block;font-size:14px;color:var(--muted);margin-top:6px}
/* ===== rhythm ===== */
.rhythm-list{display:grid;gap:18px}
.rhythm-item{
 display:grid;grid-template-columns:240px 1fr;gap:26px;align-items:center;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rhythm-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.35)}
.rhythm-item img{width:100%;height:100%;min-height:170px;object-fit:cover}
.rhythm-text{padding:22px 26px 22px 0}
.rhythm-text .tagline{
 display:inline-block;font-size:12px;font-weight:700;letter-spacing:1px;
 color:var(--gold-deep);background:rgba(255,180,0,.14);
 padding:4px 11px;border-radius:999px;margin-bottom:10px;
}
.rhythm-text h3{font-size:18px;color:var(--ink);margin-bottom:8px}
.rhythm-text p{font-size:14.6px;color:var(--muted);line-height:1.9}
/* ===== related ===== */
.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.read-card{
 display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.read-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.read-card h3{font-size:16.5px;color:var(--ink);line-height:1.6;margin-bottom:10px}
.read-card p{font-size:14px;color:var(--muted);line-height:1.85}
.read-card .more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--gold-deep)}
/* ===== 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:4px 22px;box-shadow:var(--shadow);
 transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:16px 0;font-size:16px;font-weight:700;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;color:var(--gold-deep);font-weight:700;line-height:1;flex-shrink:0;
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 0 18px;font-size:14.8px;color:var(--muted);line-height:1.92}
/* ===== final cta ===== */
.final-cta{
 display:grid;grid-template-columns:1.6fr 1fr;gap:34px;align-items:center;
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
 border-radius:20px;padding:38px 40px;
}
.final-cta h2{font-size:clamp(21px,2.3vw,28px);color:#fff;line-height:1.45;margin-bottom:12px}
.final-cta p{color:#b9c2dd;font-size:15px}
.final-cta .actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
/* ===== footer ===== */
.site-footer{background:var(--ink-deep);color:#a8b2cf;padding:56px 0 0;border-top:1px solid rgba(255,180,0,.16)}
.footer-grid{
 display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:38px;
 padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-weight:800;font-size:17px}
.footer-grid p{font-size:14px;line-height:1.9;color:#9aa4c1;max-width:420px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.5px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.site-footer a{color:#a8b2cf;font-size:14px;transition:color .2s ease}
.site-footer a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 padding:20px 0 24px;font-size:13px;color:#7d88a8;
}
/* ===== responsive ===== */
@media (max-width:1024px){
 .nav{flex-wrap:wrap;height:auto;padding:12px 0;gap:12px}
 .brand{order:1}
 .nav-badge{order:2;margin-left:auto}
 .nav-links{order:3;width:100%;margin-left:0;overflow-x:auto;gap:6px;padding-bottom:4px}
 .nav-cta{order:4;margin-left:0;display:none}
 .article-hero-grid{grid-template-columns:1fr;gap:34px}
 .hero-side{max-width:460px}
 .hero-side .cover img{height:230px}
 .hero-stat{position:static;margin-top:-10px;display:inline-block}
 .point-grid{grid-template-columns:1fr 1fr}
 .data-grid{grid-template-columns:1fr 1fr}
 .rhythm-item{grid-template-columns:1fr}
 .rhythm-text{padding:20px 22px 24px}
 .rhythm-item img{min-height:190px;max-height:220px}
 .read-grid{grid-template-columns:1fr 1fr}
 .final-cta{grid-template-columns:1fr;padding:30px 26px}
 .final-cta .actions{justify-content:flex-start}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .article-card{padding:26px 20px;border-radius:14px}
 .article-body{font-size:16px}
 .article-body h2{font-size:20px}
 .point-grid{grid-template-columns:1fr}
 .read-grid{grid-template-columns:1fr}
 .inline-cta{padding:20px 20px}
 .footer-grid{grid-template-columns:1fr}
 .footer-grid p{max-width:none}
}
@media (max-width:520px){
 .brand-sub{display:none}
 .brand-name{font-size:15px}
 .nav-links a{font-size:14px;padding:7px 12px}
 .nav-badge{display:none}
 .article-hero{padding:24px 0 46px}
 .article-title{font-size:24px}
 .article-lead{font-size:15px}
 .data-grid{grid-template-columns:1fr}
 .data-card strong{font-size:26px}
 .btn{width:100%}
 .hero-stat{min-width:150px}
 .article-meta .meta-pill{font-size:12px}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#232a55;
 --ink-deep:#11162f;
 --gold:#ffb400;
 --gold-deep:#e58c00;
 --bg:#f5f7fc;
 --surface:#ffffff;
 --text:#1b2033;
 --muted:#616b82;
 --line:#e4e9f3;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 10px 30px rgba(26,31,61,.08);
 --shadow-lg:0 20px 54px rgba(26,31,61,.16);
 --ring:0 0 0 3px rgba(255,180,0,.45);
}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.container{width:min(1180px,92%);margin-inline:auto}

/* ===== header ===== */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(17,22,47,.96);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,180,0,.18);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffb400,#ff7a00);
 display:grid;place-items:center;color:#141936;font-weight:900;font-size:17px;
 box-shadow:0 6px 18px rgba(255,150,0,.35);
}
.brand-name{font-size:17px;letter-spacing:.4px;display:block}
.brand-sub{display:block;font-size:11px;font-weight:500;color:#98a2c0;letter-spacing:1.6px;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
 color:#c7cfe6;font-size:15px;padding:8px 14px;border-radius:10px;
 transition:background .2s ease,color .2s ease,transform .2s ease;
 white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{
 color:#151a35;font-weight:700;
 background:linear-gradient(135deg,#ffb400,#ff8a00);
 box-shadow:0 6px 16px rgba(255,150,0,.3);
}
.nav-cta{
 margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
 box-shadow:0 8px 20px rgba(255,150,0,.32);
 transition:transform .2s ease,box-shadow .2s ease;
 white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,150,0,.42)}
.nav-badge{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12px;color:#ffd15c;border:1px solid rgba(255,180,0,.42);
 padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.08);
 white-space:nowrap;
}
.nav-badge i{width:6px;height:6px;border-radius:50%;background:#ffb400;display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

/* ===== buttons ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400 55%,#ff9500);
 box-shadow:0 12px 28px rgba(255,150,0,.34);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,150,0,.45)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.99)}

/* ===== hero ===== */
.hero{
 position:relative;overflow:hidden;color:#fff;
 background:radial-gradient(1100px 520px at 82% 8%,rgba(255,180,0,.16),transparent 62%),
 linear-gradient(135deg,#141935 0%,#1a1f3d 46%,#2a2050 100%);
 padding:66px 0 84px;
}
.hero-bg{position:absolute;inset:0;opacity:.16;object-fit:cover;width:100%;height:100%;filter:saturate(1.1)}
.hero::after{
 content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);
 pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:52px;align-items:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1px;color:#ffd15c;
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.35);
 padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:clamp(27px,3.2vw,42px);line-height:1.35;letter-spacing:.4px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:#ffb400}
.hero-lead{color:#c3cbe4;font-size:16px;line-height:1.95;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.squad-note{
 display:inline-flex;align-items:center;gap:10px;flex-wrap:wrap;
 margin-top:18px;font-size:13.5px;color:#ffd15c;
 background:rgba(255,255,255,.06);border:1px dashed rgba(255,180,0,.45);
 padding:8px 14px;border-radius:10px;
}
.squad-note b{color:#fff}
.hero-kpis{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-kpi strong{display:block;font-size:23px;color:#ffb400;font-weight:900;letter-spacing:.5px}
.hero-kpi span{font-size:13px;color:#a8b2cf}

/* hero side panel */
.squad-panel{
 background:rgba(255,255,255,.97);
 border-radius:18px;padding:26px 24px;color:var(--ink);
 box-shadow:0 30px 70px rgba(0,0,0,.42);
 border:1px solid rgba(255,255,255,.5);
 position:relative;
}
.squad-panel::before{
 content:"组队冲分中";position:absolute;top:-13px;left:24px;
 background:linear-gradient(135deg,#ffb400,#ff8a00);color:#151a35;
 font-size:12px;font-weight:800;padding:5px 14px;border-radius:999px;
 box-shadow:0 10px 22px rgba(255,150,0,.4);
}
.squad-title{font-size:18px;font-weight:800;margin-bottom:6px}
.squad-sub{font-size:13px;color:var(--muted);margin-bottom:20px}
.squad-slots{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:20px}
.slot{
 aspect-ratio:1/1;border-radius:12px;display:grid;place-items:center;
 font-size:12px;font-weight:700;border:1px solid var(--line);background:#f2f5fc;color:var(--muted);
}
.slot.filled{background:linear-gradient(135deg,#1a1f3d,#2b2258);color:#ffd15c;border-color:transparent}
.slot.empty{background:#f7f9fe;color:#9aa4bd;border:1px dashed #c9d3e8}
.squad-bar{height:9px;border-radius:999px;background:#e8edf8;overflow:hidden;margin-bottom:10px}
.squad-bar span{display:block;height:100%;width:60%;border-radius:999px;background:linear-gradient(90deg,#ffb400,#ff8a00)}
.squad-meta{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-bottom:18px}
.squad-target{
 display:flex;align-items:center;justify-content:space-between;
 padding:12px 14px;border-radius:12px;background:#f5f7fc;border:1px solid var(--line);
 font-size:13px;color:var(--muted);margin-bottom:18px;
}
.squad-target b{font-size:22px;color:var(--ink);font-weight:900}
.squad-target b i{font-style:normal;font-size:13px;color:var(--gold-deep);margin-left:3px}

/* ===== sections ===== */
.section{padding:72px 0}
.section--white{background:var(--surface)}
.section--tint{background:linear-gradient(180deg,#eef2fb,#f5f7fc)}
.section--dark{
 background:radial-gradient(900px 400px at 15% 0%,rgba(255,180,0,.14),transparent 60%),
 linear-gradient(135deg,#161b38,#1c2145 60%,#261f4c);
 color:#e8ecf8;
}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{margin-inline:auto;text-align:center}
.tag{
 display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:1.2px;
 color:var(--gold-deep);background:rgba(255,180,0,.13);
 border:1px solid rgba(255,180,0,.3);padding:5px 13px;border-radius:999px;margin-bottom:14px;
}
.section--dark .tag{color:#ffd15c;background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.35)}
.section-title{font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--ink);letter-spacing:.3px;line-height:1.45}
.section--dark .section-title{color:#fff}
.section-desc{color:var(--muted);font-size:15.5px;margin-top:12px;line-height:1.92}
.section--dark .section-desc{color:#b9c2dc}

/* ===== cards ===== */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);padding:26px;
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
 position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.card-num{
 display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;
 background:linear-gradient(135deg,#1a1f3d,#2c245a);color:#ffd15c;font-weight:900;font-size:15px;
 margin-bottom:16px;
}
.card h3{font-size:18px;color:var(--ink);font-weight:800;margin-bottom:10px;line-height:1.5}
.card p{color:var(--muted);font-size:14.6px;line-height:1.9}
.card .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip{
 font-size:12px;color:var(--ink-soft);background:#f1f4fc;border:1px solid var(--line);
 padding:4px 11px;border-radius:999px;
}

/* ===== timeline ===== */
.timeline{display:grid;gap:16px;margin-top:8px}
.step{
 display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateX(4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.4)}
.step-time{
 display:grid;place-items:center;width:64px;height:64px;border-radius:16px;
 background:linear-gradient(135deg,#1a1f3d,#332a66);color:#ffd15c;
 font-weight:900;font-size:14px;text-align:center;line-height:1.3;
}
.step h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.88}

/* ===== stage cards ===== */
.stage-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease;
 display:flex;flex-direction:column;
}
.stage-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.stage-media{position:relative;height:180px;overflow:hidden}
.stage-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.stage-card:hover .stage-media img{transform:scale(1.05)}
.stage-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,22,47,0) 40%,rgba(17,22,47,.72))}
.stage-badge{
 position:absolute;left:14px;top:14px;z-index:2;
 font-size:12px;font-weight:800;color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
 padding:4px 11px;border-radius:999px;
}
.stage-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.stage-body h3{font-size:17px;font-weight:800;color:var(--ink)}
.stage-body p{font-size:14.4px;color:var(--muted);line-height:1.88}
.stage-body .stage-foot{margin-top:auto;padding-top:12px;font-size:13px;color:var(--gold-deep);font-weight:700}

/* ===== stats ===== */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat{
 border-radius:var(--radius);padding:24px 22px;
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
 transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.stat:hover{background:rgba(255,180,0,.1);border-color:rgba(255,180,0,.38);transform:translateY(-3px)}
.stat b{display:block;font-size:30px;font-weight:900;color:#ffb400;letter-spacing:.5px;line-height:1.2}
.stat b i{font-style:normal;font-size:15px;margin-left:3px;color:#ffd15c}
.stat span{display:block;font-size:13.5px;color:#b9c2dc;margin-top:6px}

/* ===== compare ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.panel{border-radius:var(--radius);padding:26px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow)}
.panel h3{font-size:17px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.panel h3 span{
 display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;font-size:14px;
}
.panel-bad h3 span{background:#fdecec;color:#c0392b}
.panel-good h3 span{background:#eaf7ee;color:#1e8e4a}
.panel ul{display:grid;gap:12px}
.panel li{font-size:14.6px;color:var(--muted);line-height:1.86;padding-left:16px;position:relative}
.panel li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%}
.panel-bad li::before{background:#e08b82}
.panel-good li::before{background:#5fc48b}
.panel-good{border-color:rgba(255,180,0,.35)}

/* ===== posts ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.45)}
.post-card .post-cat{
 align-self:flex-start;font-size:12px;font-weight:700;color:var(--gold-deep);
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
 padding:3px 10px;border-radius:999px;
}
.post-card h3{font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.6}
.post-card h3 a:hover{color:var(--gold-deep)}
.post-card p{font-size:14.2px;color:var(--muted);line-height:1.88}
.post-meta{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;color:#8a94ad;margin-top:auto;padding-top:10px;border-top:1px dashed var(--line)}
.empty-note{
 text-align:center;color:var(--muted);font-size:15px;padding:36px 20px;
 background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
}

/* ===== faq ===== */
.faq{display:grid;gap:14px;max-width:900px;margin-inline:auto}
.faq details{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 22px;box-shadow:var(--shadow);transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-lg)}
.faq summary{
 cursor:pointer;font-weight:800;color:var(--ink);font-size:16px;line-height:1.6;
 display:flex;justify-content:space-between;align-items:center;gap:14px;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"+";font-size:20px;color:var(--gold-deep);font-weight:700;flex-shrink:0;
 transition:transform .2s ease;
}
.faq details[open] summary::after{content:"−"}
.faq p{margin-top:12px;color:var(--muted);font-size:14.8px;line-height:1.92}

/* ===== cta ===== */
.cta-band{
 position:relative;overflow:hidden;border-radius:20px;padding:52px 44px;
 background:radial-gradient(700px 320px at 88% 10%,rgba(255,180,0,.22),transparent 60%),
 linear-gradient(135deg,#161b38,#221d4a 60%,#2b2158);
 color:#fff;box-shadow:var(--shadow-lg);
 display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
}
.cta-band h2{font-size:clamp(21px,2.4vw,28px);font-weight:800;line-height:1.5;margin-bottom:12px}
.cta-band p{color:#c3cbe4;font-size:15px;line-height:1.9;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch}
.cta-actions .btn{width:100%}
.cta-tip{font-size:12.5px;color:#98a2c0;text-align:center}

/* ===== footer ===== */
.site-footer{
 background:linear-gradient(180deg,#141935,#11162f);color:#c3cbe4;padding:56px 0 0;
 border-top:3px solid var(--gold);
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:38px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-name{font-size:16px;font-weight:800}
.site-footer p{font-size:14px;color:#9fa9c4;line-height:1.9;max-width:420px}
.site-footer h4{color:var(--gold);font-size:15px;margin:0 0 14px;letter-spacing:.5px;font-weight:800}
.site-footer ul{display:grid;gap:9px}
.site-footer a{color:#b6c0da;font-size:14px;transition:color .2s ease,transform .2s ease;display:inline-block}
.site-footer a:hover{color:var(--gold);transform:translateX(2px)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);padding:18px 0 24px;
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 font-size:13px;color:#8590ae;
}

/* ===== responsive ===== */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:44px}
 .hero-visual{max-width:560px}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .cta-band{grid-template-columns:1fr;padding:40px 30px}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
 .nav{height:auto;flex-wrap:wrap;gap:10px;padding:12px 0}
 .nav-links{margin-left:0;width:100%;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
 .nav-links a{padding:7px 12px;font-size:14px}
 .nav-badge{display:none}
 .nav-cta{margin-left:0}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .hero{padding:48px 0 62px}
 .grid-3,.grid-2,.post-grid{grid-template-columns:1fr}
 .compare{grid-template-columns:1fr}
 .step{grid-template-columns:1fr;gap:14px}
 .step-time{width:100%;height:auto;padding:10px 14px;justify-content:flex-start;font-size:13px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .brand-name{font-size:15.5px}
}
@media (max-width:520px){
 .container{width:94%}
 .hero h1{font-size:24px}
 .hero-kpis{gap:18px}
 .hero-kpi strong{font-size:20px}
 .grid-4,.stats{grid-template-columns:1fr}
 .card,.post-card,.panel,.step{padding:20px}
 .btn{padding:12px 20px;font-size:14.5px;width:100%}
 .hero-actions{flex-direction:column;align-items:stretch}
 .squad-slots{grid-template-columns:repeat(5,1fr);gap:6px}
 .slot{font-size:10.5px}
 .footer-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#232a55;
 --ink-deep:#11162f;
 --gold:#ffb400;
 --gold-deep:#e58c00;
 --bg:#f5f7fc;
 --surface:#ffffff;
 --text:#1b2033;
 --muted:#616b82;
 --line:#e4e9f3;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 10px 30px rgba(26,31,61,.08);
 --shadow-lg:0 20px 54px rgba(26,31,61,.16);
 --ring:0 0 0 3px rgba(255,180,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.32;letter-spacing:.2px}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
[id]{scroll-margin-top:96px}
.container{width:min(1180px,92%);margin-inline:auto}
/* ===== header ===== */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(17,22,47,.96);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,180,0,.18);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffb400,#ff7a00);
 display:grid;place-items:center;color:#141936;font-weight:900;font-size:17px;
 box-shadow:0 6px 18px rgba(255,150,0,.35);
}
.brand-name{font-size:17px;letter-spacing:.4px;display:block}
.brand-sub{display:block;font-size:11px;font-weight:500;color:#98a2c0;letter-spacing:1.6px;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
 color:#c7cfe6;font-size:15px;padding:8px 14px;border-radius:10px;
 transition:background .2s ease,color .2s ease,transform .2s ease;
 white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{
 color:#151a35;font-weight:700;
 background:linear-gradient(135deg,#ffb400,#ff8a00);
 box-shadow:0 6px 16px rgba(255,150,0,.3);
}
.nav-cta{
 margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
 box-shadow:0 8px 20px rgba(255,150,0,.32);
 transition:transform .2s ease,box-shadow .2s ease;
 white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,150,0,.42)}
.nav-badge{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12px;color:#ffd15c;border:1px solid rgba(255,180,0,.42);
 padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.08);
 white-space:nowrap;
}
.nav-badge i{width:6px;height:6px;border-radius:50%;background:#ffb400;display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
/* ===== buttons ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400 55%,#ff9500);
 box-shadow:0 12px 28px rgba(255,150,0,.34);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,150,0,.45)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
/* ===== category hero ===== */
.cat-hero{
 position:relative;overflow:hidden;color:#fff;
 background:radial-gradient(1000px 480px at 84% 6%,rgba(255,180,0,.18),transparent 62%),
 linear-gradient(135deg,#141935 0%,#1a1f3d 48%,#2a2050 100%);
 padding:66px 0 84px;
}
.cat-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.14;filter:saturate(1.05)}
.cat-hero::after{
 content:"";position:absolute;left:-140px;bottom:-180px;width:440px;height:440px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.2),transparent 68%);
}
.cat-hero-inner{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#98a2c0;margin-bottom:18px}
.crumbs a:hover{color:#ffd15c}
.crumbs span{color:#5f6b8c}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1px;color:#ffd15c;
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.35);
 padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.cat-hero h1{color:#fff;font-size:clamp(26px,3.2vw,40px);letter-spacing:.4px}
.cat-hero h1 em{font-style:normal;color:#ffb400}
.cat-hero-lead{color:#c3cbe4;font-size:16px;line-height:1.95;max-width:560px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cat-kpis{display:flex;flex-wrap:wrap;gap:30px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.cat-kpi strong{display:block;font-size:24px;color:#ffb400;font-weight:900;letter-spacing:.5px}
.cat-kpi span{font-size:13px;color:#a8b2cf}
.cat-art{position:relative}
.cat-art-frame{
 position:relative;border-radius:20px;overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 30px 70px rgba(0,0,0,.46);
 transform:rotate(-2deg);
}
.cat-art-frame img{width:100%;height:400px;object-fit:cover}
.cat-art-frame::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(155deg,rgba(26,31,61,0) 42%,rgba(17,22,47,.74) 100%);
}
.cat-float{
 position:absolute;right:-10px;bottom:-24px;z-index:3;
 background:rgba(255,255,255,.97);color:var(--ink);
 border-radius:var(--radius);padding:15px 20px;min-width:180px;
 box-shadow:0 20px 44px rgba(0,0,0,.3);
}
.cat-float small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px}
.cat-float b{font-size:24px;font-weight:900;color:var(--ink)}
.cat-float b i{font-style:normal;color:var(--gold-deep);font-size:14px;margin-left:4px}
.cat-chip{
 position:absolute;left:-14px;top:24px;z-index:3;
 background:linear-gradient(135deg,#ffb400,#ff8a00);color:#151a35;
 font-size:12px;font-weight:800;padding:7px 14px;border-radius:999px;
 box-shadow:0 12px 26px rgba(255,150,0,.4);
}
/* ===== sections ===== */
.section{padding:70px 0}
.section--white{background:var(--surface)}
.section--tint{background:linear-gradient(180deg,#eef2fb,#f5f7fc)}
.section--dark{background:linear-gradient(140deg,#161b38,#1f2550 60%,#2a2153);color:#fff}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head h2{font-size:clamp(22px,2.5vw,31px);color:var(--ink)}
.sec-head p{color:var(--muted);font-size:15.5px;line-height:1.9;margin-bottom:0}
.section--dark .sec-head h2{color:#fff}
.section--dark .sec-head p{color:#bcc5de}
.tag{
 display:inline-block;font-size:12px;letter-spacing:1.4px;font-weight:700;
 color:var(--gold-deep);background:rgba(255,180,0,.13);
 border:1px solid rgba(255,180,0,.32);
 padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.section--dark .tag{color:#ffd15c;border-color:rgba(255,180,0,.4);background:rgba(255,180,0,.12)}
/* ===== stat strip ===== */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:0;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
}
.stat-cell{padding:26px 24px;border-right:1px solid var(--line);transition:background .22s ease}
.stat-cell:last-child{border-right:none}
.stat-cell:hover{background:#fbfcff}
.stat-cell strong{display:block;font-size:27px;font-weight:900;color:var(--ink);letter-spacing:.4px}
.stat-cell strong em{font-style:normal;color:var(--gold-deep);font-size:16px;margin-left:4px}
.stat-cell h3{font-size:15px;margin:6px 0 6px;color:var(--ink-soft)}
.stat-cell p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.8}
/* ===== stage cards ===== */
.stage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stage-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
 display:flex;flex-direction:column;
}
.stage-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.stage-card .thumb{position:relative;overflow:hidden}
.stage-card .thumb img{width:100%;height:180px;object-fit:cover;transition:transform .5s ease}
.stage-card:hover .thumb img{transform:scale(1.05)}
.stage-card .thumb::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(17,22,47,0) 40%,rgba(17,22,47,.6));
}
.stage-card .thumb .lvl{
 position:absolute;left:14px;bottom:12px;z-index:2;
 font-size:12px;font-weight:800;color:#151a35;
 background:linear-gradient(135deg,#ffd15c,#ffb400);
 padding:4px 11px;border-radius:999px;
}
.stage-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.stage-body h3{font-size:18px;margin-bottom:8px;color:var(--ink)}
.stage-body p{font-size:14px;color:var(--muted);line-height:1.85;margin-bottom:14px}
.stage-body ul{margin-top:auto;display:grid;gap:8px}
.stage-body li{
 font-size:13.5px;color:var(--ink-soft);padding-left:18px;position:relative;line-height:1.7;
}
.stage-body li::before{
 content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;
 background:linear-gradient(135deg,#ffb400,#ff8a00);
}
/* ===== route compare ===== */
.route-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.route-panel{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:28px 26px;box-shadow:var(--shadow);position:relative;overflow:hidden;
 transition:transform .24s ease,box-shadow .24s ease;
}
.route-panel:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.route-panel::before{
 content:"";position:absolute;left:0;top:0;height:4px;width:100%;
 background:linear-gradient(90deg,#2a3260,#5a6bb0);
}
.route-panel.gold::before{background:linear-gradient(90deg,#ffd15c,#ff9500)}
.route-panel h3{font-size:19px;color:var(--ink);display:flex;align-items:center;gap:10px;margin-bottom:6px}
.route-panel .route-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.route-panel ul{display:grid;gap:12px}
.route-panel li{
 font-size:14.2px;color:var(--ink-soft);line-height:1.8;
 padding:11px 14px;background:#f7f9fe;border-radius:var(--radius-sm);
 border-left:3px solid #d7def0;
}
.route-panel.gold li{border-left-color:rgba(255,180,0,.75);background:#fffaef}
.route-panel li b{color:var(--ink)}
/* ===== timeline ===== */
.timeline{position:relative;padding-left:34px}
.timeline::before{
 content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
 background:linear-gradient(180deg,rgba(255,180,0,.85),rgba(255,180,0,.12));
}
.tl-item{position:relative;padding:0 0 26px 0}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
 content:"";position:absolute;left:-32px;top:6px;width:14px;height:14px;border-radius:50%;
 background:#12172f;border:3px solid var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.tl-item h3{font-size:16.5px;color:#fff;margin-bottom:6px}
.tl-item h3 span{
 display:inline-block;font-size:12px;font-weight:800;color:#151a35;
 background:linear-gradient(135deg,#ffd15c,#ffb400);
 padding:2px 9px;border-radius:999px;margin-right:10px;vertical-align:2px;
}
.tl-item p{font-size:14.5px;color:#b8c1db;margin:0;line-height:1.85;max-width:720px}
/* ===== split feature ===== */
.split{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center}
.split-media{
 border-radius:18px;overflow:hidden;border:1px solid var(--line);
 box-shadow:var(--shadow-lg);position:relative;
}
.split-media img{width:100%;height:360px;object-fit:cover}
.split-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(17,22,47,0) 55%,rgba(17,22,47,.5));
}
.feature-list{display:grid;gap:14px}
.feature-item{
 display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 20px;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feature-item:hover{transform:translateX(4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.feature-item .idx{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 font-weight:900;font-size:15px;color:#151a35;
 background:linear-gradient(135deg,#ffd15c,#ffb400);
 box-shadow:0 8px 18px rgba(255,150,0,.3);
}
.feature-item h3{font-size:16px;margin-bottom:5px;color:var(--ink)}
.feature-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.82}
/* ===== pitfalls ===== */
.pit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.pit-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 24px;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease;
}
.pit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.pit-card h3{font-size:16.5px;color:var(--ink);display:flex;align-items:center;gap:10px;margin-bottom:8px}
.pit-card h3::before{
 content:"!";width:24px;height:24px;border-radius:8px;flex-shrink:0;
 display:grid;place-items:center;font-size:14px;font-weight:900;color:#fff;
 background:linear-gradient(135deg,#4a5690,#2a3260);
}
.pit-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.85}
/* ===== news ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
 display:flex;flex-direction:column;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.news-tag{
 align-self:flex-start;font-size:12px;font-weight:700;color:var(--gold-deep);
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
 padding:3px 11px;border-radius:999px;margin-bottom:14px;
}
.news-card h3{font-size:16.5px;color:var(--ink);line-height:1.6;margin-bottom:10px}
.news-card p{font-size:13.8px;color:var(--muted);line-height:1.82;margin-bottom:16px}
.news-date{font-size:12.5px;color:#9aa4bd;margin-top:auto}
.empty-tip{
 background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
 padding:34px 24px;text-align:center;color:var(--muted);font-size:14.5px;
}
/* ===== cta band ===== */
.cta-band{
 position:relative;overflow:hidden;color:#fff;
 background:radial-gradient(760px 340px at 78% 12%,rgba(255,180,0,.22),transparent 66%),
 linear-gradient(135deg,#151a35,#222a58 62%,#33265c);
 border-radius:20px;padding:52px 46px;
 box-shadow:0 26px 64px rgba(17,22,47,.35);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,28px);margin-bottom:12px}
.cta-band p{color:#bcc5de;font-size:15px;max-width:640px;margin-bottom:26px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
/* ===== footer ===== */
.site-footer{
 background:linear-gradient(180deg,#151a35,#11162f);
 color:#aab3cc;padding:58px 0 0;margin-top:0;
 border-top:1px solid rgba(255,180,0,.16);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:38px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-grid p{font-size:14px;line-height:1.9;color:#96a0bb;margin:0;max-width:420px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.4px}
.footer-grid ul{display:grid;gap:10px}
.footer-grid ul a{font-size:14px;color:#9aa4bf;transition:color .2s ease,padding-left .2s ease}
.footer-grid ul a:hover{color:#ffd15c;padding-left:4px}
.footer-bottom{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;
 font-size:13px;color:#7d87a3;
}
/* ===== responsive ===== */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:38px}
 .cat-art{max-width:640px}
 .cat-art-frame img{height:330px}
 .split{grid-template-columns:1fr;gap:30px}
 .stage-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .stat-cell:nth-child(2){border-right:none}
 .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line)}
 .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
 .nav{gap:12px;height:auto;padding:12px 0;flex-wrap:wrap}
 .nav-links{order:3;width:100%;margin-left:0;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
 .nav-links::-webkit-scrollbar{display:none}
 .nav-badge{display:none}
 .nav-cta{margin-left:auto}
 .cat-hero{padding:52px 0 66px}
 .section{padding:54px 0}
 .cta-band{padding:38px 26px}
}
@media (max-width:640px){
 .brand-name{font-size:15px}
 .brand-sub{font-size:10px;letter-spacing:1px}
 .cat-hero h1{font-size:24px}
 .cat-kpis{gap:20px}
 .cat-kpi strong{font-size:20px}
 .cat-art-frame img{height:250px}
 .cat-float{right:0;bottom:-18px;padding:12px 16px;min-width:150px}
 .cat-float b{font-size:20px}
 .cat-chip{left:-6px;font-size:11px}
 .stat-strip{grid-template-columns:1fr}
 .stat-cell{border-right:none;border-bottom:1px solid var(--line)}
 .stat-cell:last-child{border-bottom:none}
 .stage-grid{grid-template-columns:1fr}
 .route-grid{grid-template-columns:1fr}
 .pit-grid{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .split-media img{height:240px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-bottom{flex-direction:column;gap:6px}
 .feature-item{grid-template-columns:38px 1fr;gap:12px;padding:16px}
 .feature-item .idx{width:38px;height:38px;border-radius:10px;font-size:14px}
 .cta-band{padding:30px 20px}
 .btn{padding:12px 20px;font-size:14px}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-soft:#232a55;
 --ink-deep:#11162f;
 --gold:#ffb400;
 --gold-deep:#e58c00;
 --bg:#f5f7fc;
 --surface:#ffffff;
 --text:#1b2033;
 --muted:#616b82;
 --line:#e4e9f3;
 --radius:14px;
 --radius-sm:10px;
 --shadow:0 10px 30px rgba(26,31,61,.08);
 --shadow-lg:0 20px 54px rgba(26,31,61,.16);
 --ring:0 0 0 3px rgba(255,180,0,.45);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;line-height:1.32;color:var(--ink);font-weight:800}
ul,ol{margin:0;padding:0}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
body .container{width:min(1180px,92%);margin-left:auto;margin-right:auto;padding-left:0;padding-right:0}
/* ===== header ===== */
.site-header{
 position:sticky;top:0;z-index:60;
 background:rgba(17,22,47,.96);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,180,0,.18);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;flex-shrink:0}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#ffb400,#ff7a00);
 display:grid;place-items:center;color:#141936;font-weight:900;font-size:17px;
 box-shadow:0 6px 18px rgba(255,150,0,.35);
 flex-shrink:0;
}
.brand-name{font-size:17px;letter-spacing:.4px;display:block}
.brand-sub{display:block;font-size:11px;font-weight:500;color:#98a2c0;letter-spacing:1.6px;margin-top:1px}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
 color:#c7cfe6;font-size:15px;padding:8px 14px;border-radius:10px;
 transition:background .2s ease,color .2s ease,transform .2s ease;
 white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a.active{
 color:#151a35;font-weight:700;
 background:linear-gradient(135deg,#ffb400,#ff8a00);
 box-shadow:0 6px 16px rgba(255,150,0,.3);
}
.nav-cta{
 margin-left:10px;padding:9px 18px;border-radius:999px;font-size:14px;font-weight:700;
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400);
 box-shadow:0 8px 20px rgba(255,150,0,.32);
 transition:transform .2s ease,box-shadow .2s ease;
 white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,150,0,.42)}
.nav-badge{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12px;color:#ffd15c;border:1px solid rgba(255,180,0,.42);
 padding:4px 10px;border-radius:999px;background:rgba(255,180,0,.08);
 white-space:nowrap;
}
.nav-badge i{width:6px;height:6px;border-radius:50%;background:#ffb400;display:block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.72)}}
.nav-toggle{display:none}
/* ===== buttons ===== */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{
 color:#151a35;background:linear-gradient(135deg,#ffd15c,#ffb400 55%,#ff9500);
 box-shadow:0 12px 28px rgba(255,150,0,.34);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,150,0,.45)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.05)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
.btn-outline{color:var(--ink);border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.99)}
/* ===== hero ===== */
.hero{
 position:relative;overflow:hidden;color:#fff;
 background:radial-gradient(1100px 520px at 82% 8%,rgba(255,180,0,.16),transparent 62%),
 linear-gradient(135deg,#141935 0%,#1a1f3d 46%,#2a2050 100%);
 padding:68px 0 86px;
}
.hero-bg{position:absolute;inset:0;opacity:.16;object-fit:cover;width:100%;height:100%;filter:saturate(1.1)}
.hero::after{
 content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.20),transparent 68%);
}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:52px;align-items:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1px;color:#ffd15c;
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.35);
 padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.hero h1{color:#fff;font-size:clamp(27px,3.2vw,42px);letter-spacing:.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:#ffb400}
.hero-lead{color:#c3cbe4;font-size:16px;line-height:1.95;max-width:590px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-kpis{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-kpi strong{display:block;font-size:24px;color:#ffb400;font-weight:900;letter-spacing:.5px}
.hero-kpi span{font-size:13px;color:#a8b2cf}
/* quiz panel */
.quiz{
 position:relative;background:rgba(255,255,255,.97);border-radius:20px;padding:24px 24px 22px;
 box-shadow:0 30px 70px rgba(0,0,0,.42);color:var(--ink);
 border:1px solid rgba(255,255,255,.6);
}
.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.quiz-tag{
 font-size:12px;font-weight:800;letter-spacing:.6px;color:#151a35;
 background:linear-gradient(135deg,#ffd15c,#ffb400);padding:5px 12px;border-radius:999px;
}
.quiz-step{font-size:12px;color:var(--muted)}
.quiz-q{font-size:13px;font-weight:700;color:var(--ink-soft);margin:0 0 8px;letter-spacing:.3px}
.quiz-body{margin-bottom:6px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{
 font-size:13px;padding:7px 13px;border-radius:999px;border:1px solid var(--line);
 background:#f8fafd;color:#4b5570;transition:all .2s ease;
}
.chip.is-on{
 border-color:rgba(255,180,0,.9);background:rgba(255,180,0,.14);color:#8a5a00;font-weight:700;
 box-shadow:0 4px 12px rgba(255,180,0,.22);
}
.quiz-result{
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 background:linear-gradient(135deg,#f2f6ff,#eef2fb);
 border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin:4px 0 16px;
}
.quiz-result small{display:block;font-size:12px;color:var(--muted);letter-spacing:.5px}
.quiz-result strong{display:block;font-size:16px;color:var(--ink);font-weight:900;margin:2px 0 4px}
.quiz-result span{font-size:12.5px;color:#59637c;line-height:1.6;display:block}
.quiz-score{font-size:30px;font-weight:900;color:var(--gold-deep);line-height:1;flex-shrink:0}
.quiz-score em{font-style:normal;font-size:14px;color:var(--muted);margin-left:2px}
.quiz-btn{width:100%}
/* ===== sections ===== */
.section{padding:72px 0}
.section--white{background:var(--surface)}
.section--tint{background:linear-gradient(180deg,#eef2fb,#f5f7fc)}
.section--dark{background:linear-gradient(135deg,#151a35,#1e2347 60%,#262046);color:#c3cbe4}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-tag{
 display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--gold-deep);
 background:rgba(255,180,0,.14);border-radius:999px;padding:5px 13px;margin-bottom:14px;
}
.section--dark .section-tag{color:#ffd15c;background:rgba(255,180,0,.16)}
.section-head h2{font-size:clamp(23px,2.4vw,32px);margin-bottom:14px;letter-spacing:.3px}
.section-head p{color:var(--muted);font-size:15.5px;margin:0}
.section--dark .section-head p{color:#aab4d0}
/* channel matrix */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
 display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
 position:relative;overflow:hidden;
}
.channel-card::before{
 content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
 background:linear-gradient(180deg,#ffd15c,#ffb400);opacity:0;transition:opacity .22s ease;
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.55)}
.channel-card:hover::before{opacity:1}
.channel-card .ch-no{font-size:12px;font-weight:900;color:var(--gold-deep);letter-spacing:1.4px}
.channel-card h3{font-size:18px;margin:8px 0 8px}
.channel-card p{font-size:14px;color:var(--muted);margin:0 0 14px}
.channel-card .ch-link{font-size:13.5px;font-weight:800;color:var(--ink)}
.channel-card.is-current{border-color:rgba(255,180,0,.7);background:linear-gradient(180deg,#fffdf5,#fff)}
.channel-card.is-current .ch-link{color:var(--gold-deep)}
/* value cards */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.v-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.v-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.v-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(135deg,rgba(255,180,0,.2),rgba(255,138,0,.12));
 color:var(--gold-deep);font-size:19px;font-weight:900;margin-bottom:16px;
 border:1px solid rgba(255,180,0,.35);
}
.v-card h3{font-size:17px;margin-bottom:10px}
.v-card p{font-size:14px;color:var(--muted);margin:0}
/* timeline */
.timeline{display:grid;gap:16px}
.tl-item{
 display:grid;grid-template-columns:150px 1fr;gap:22px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease;
}
.tl-item:hover{transform:translateX(4px);box-shadow:var(--shadow-lg)}
.tl-time{font-size:14px;font-weight:900;color:var(--gold-deep);letter-spacing:.6px}
.tl-time span{display:block;font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.4px;margin-top:4px}
.tl-body h3{font-size:17px;margin-bottom:8px}
.tl-body p{font-size:14.5px;color:var(--muted);margin:0 0 10px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
 font-size:12px;padding:4px 11px;border-radius:999px;
 background:#eef2fb;color:#4a5674;border:1px solid #dfe6f3;
}
.tag--gold{background:rgba(255,180,0,.13);color:#8a5a00;border-color:rgba(255,180,0,.4);font-weight:700}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
 position:relative;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:24px 20px;transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.step:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:rgba(255,180,0,.45)}
.step::before{
 counter-increment:step;content:"0" counter(step);
 display:block;font-size:13px;font-weight:900;color:#ffb400;letter-spacing:1.6px;margin-bottom:12px;
}
.step h3{font-size:16.5px;margin-bottom:10px}
.step p{font-size:14px;color:#aab4d0;margin:0}
/* metrics */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 20px;box-shadow:var(--shadow);text-align:left;
 transition:transform .22s ease,box-shadow .22s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.metric b{display:block;font-size:30px;font-weight:900;color:var(--ink);letter-spacing:.5px;line-height:1.1}
.metric b i{font-style:normal;font-size:15px;color:var(--gold-deep);margin-left:3px}
.metric span{display:block;font-size:13.5px;color:var(--muted);margin-top:8px}
/* case cards */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.case-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.case-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.case-media{position:relative;overflow:hidden;background:var(--ink)}
.case-media img{width:100%;height:196px;object-fit:cover;transition:transform .4s ease}
.case-card:hover .case-media img{transform:scale(1.06)}
.case-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(17,22,47,0) 45%,rgba(17,22,47,.68))}
.case-badge{
 position:absolute;left:14px;top:14px;z-index:2;font-size:12px;font-weight:800;
 background:rgba(255,180,0,.95);color:#151a35;padding:4px 11px;border-radius:999px;
}
.case-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.case-body h3{font-size:17px;margin-bottom:10px}
.case-body p{font-size:14px;color:var(--muted);margin:0 0 14px;flex:1}
.case-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-top:12px}
.case-foot .delta{font-size:13px;font-weight:900;color:var(--gold-deep)}
.case-foot .meta{font-size:12.5px;color:var(--muted)}
.note-strip{
 margin-top:26px;background:linear-gradient(135deg,#fff8e8,#fffdf7);
 border:1px solid rgba(255,180,0,.4);border-radius:var(--radius);padding:20px 24px;
 display:flex;gap:16px;align-items:flex-start;
}
.note-strip strong{color:#8a5a00;font-size:14px;flex-shrink:0}
.note-strip p{margin:0;font-size:14px;color:#5c5330}
/* faq */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;
}
.faq-item summary{
 cursor:pointer;list-style:none;padding:18px 22px;font-size:16px;font-weight:800;color:var(--ink);
 display:flex;align-items:center;justify-content:space-between;gap:14px;
 transition:background .2s ease;
}
.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}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{background:#f8fafd}
.faq-item[open] summary{background:linear-gradient(135deg,#fffaf0,#fff);border-bottom:1px solid var(--line)}
.faq-body{padding:16px 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}
/* news list */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px}
.news-head .section-head{margin-bottom:0}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow);display:flex;flex-direction:column;
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.news-card h3{font-size:16.5px;margin-bottom:10px}
.news-card h3 a{color:var(--ink);transition:color .2s ease}
.news-card h3 a:hover{color:var(--gold-deep)}
.news-card p{font-size:14px;color:var(--muted);margin:0 0 14px;flex:1}
.news-more{font-size:13.5px;font-weight:800;color:var(--gold-deep)}
.empty-note{
 background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
 padding:34px 22px;text-align:center;color:var(--muted);font-size:15px;box-shadow:var(--shadow);
}
/* cta */
.cta-band{
 position:relative;overflow:hidden;border-radius:20px;padding:52px 44px;color:#fff;
 background:radial-gradient(700px 320px at 85% 12%,rgba(255,180,0,.24),transparent 62%),
 linear-gradient(135deg,#171c3c,#232a55 62%,#2e2456);
 box-shadow:0 30px 70px rgba(17,22,47,.34);
 display:grid;grid-template-columns:7fr 4fr;gap:36px;align-items:center;
 border:1px solid rgba(255,180,0,.22);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.cta-band p{color:#c3cbe4;font-size:15.5px;margin:0 0 22px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-side{display:grid;gap:12px}
.cta-side div{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-sm);padding:14px 16px;
}
.cta-side small{display:block;font-size:12px;color:#9aa5c4;letter-spacing:.6px}
.cta-side b{font-size:19px;color:#ffb400;font-weight:900}
/* ===== footer ===== */
.site-footer{background:var(--ink-deep);color:#a9b2cc;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:36px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.site-footer p{font-size:14px;line-height:1.9;color:#98a2c0;margin:0}
.site-footer h4{color:#fff;font-size:15px;margin:0 0 14px;letter-spacing:.5px}
.site-footer ul{list-style:none;display:grid;gap:9px}
.site-footer a{color:#a9b2cc;font-size:14px;transition:color .2s ease}
.site-footer a:hover{color:var(--gold)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);padding:18px 0;
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#8791ad;
}
/* ===== responsive ===== */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:40px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .case-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .channel-grid{grid-template-columns:1fr}
 .cta-band{grid-template-columns:1fr;padding:40px 30px}
 .nav-badge{display:none}
}
@media (max-width:860px){
 .nav-links{display:none}
 .nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;margin-left:auto;
  width:42px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.06);color:#fff;font-size:18px;cursor:pointer;
 }
 .nav-cta{margin-left:0}
 .mobile-nav{display:grid;gap:6px;padding:10px 0 18px}
 .mobile-nav a{
  color:#c7cfe6;font-size:14.5px;padding:11px 14px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
 }
 .mobile-nav a.active{background:linear-gradient(135deg,#ffb400,#ff8a00);color:#151a35;font-weight:800;border-color:transparent}
 .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:768px){
 .nav{height:auto;padding:12px 0;flex-wrap:wrap;gap:12px}
 .hero{padding:48px 0 64px}
 .section{padding:52px 0}
 .tl-item{grid-template-columns:1fr;gap:12px}
 .case-grid,.news-grid,.card-grid{grid-template-columns:1fr}
 .metric-grid{grid-template-columns:repeat(2,1fr)}
 .quiz{padding:20px 18px}
}
@media (max-width:520px){
 .brand-name{font-size:15px}
 .brand-sub{font-size:10px;letter-spacing:1.1px}
 .steps{grid-template-columns:1fr}
 .metric-grid{grid-template-columns:1fr}
 .hero-actions .btn,.cta-actions .btn{width:100%}
 .hero-kpis{gap:18px}
 .hero-kpi strong{font-size:21px}
 .quiz-result{flex-direction:column;align-items:flex-start}
 .quiz-score{font-size:26px}
 .note-strip{flex-direction:column;gap:8px}
 .cta-band{padding:32px 20px}
 .footer-bottom{flex-direction:column;gap:6px}
}