/* roulang page: index */
:root{
  --bg:#05121c;
  --bg-2:#081c2b;
  --bg-3:#0c2436;
  --surface:#0e2a3d;
  --surface-2:#123348;
  --line:rgba(148,214,255,.14);
  --line-strong:rgba(148,214,255,.28);
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --accent-3:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#f59e0b;
  --green:#22c55e;
  --red:#ef4444;
  --text:#f1f8ff;
  --muted:#9fb8cb;
  --muted-2:#7694ab;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --radius-xl:32px;
  --shadow-s:0 4px 16px rgba(0,0,0,.28);
  --shadow:0 12px 34px rgba(0,0,0,.4);
  --shadow-glow:0 10px 40px rgba(56,189,248,.22);
  --grad-brand:linear-gradient(135deg,#38bdf8 0%,#2563eb 55%,#7c3aed 100%);
  --grad-gold:linear-gradient(135deg,#fcd34d 0%,#f59e0b 60%,#ea580c 100%);
  --gap:24px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1100px 600px at 12% -8%,rgba(37,99,235,.22),transparent 60%),
    radial-gradient(900px 520px at 92% 4%,rgba(34,211,238,.14),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;line-height:1.24;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px;}
.section{padding:74px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,rgba(8,28,43,.86),rgba(5,18,28,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-3);
  background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:clamp(24px,3.4vw,38px);}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px;}
.grid{display:grid;gap:var(--gap);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 48px rgba(56,189,248,.34);}
.btn-gold{background:var(--grad-gold);color:#2b1400;box-shadow:0 10px 34px rgba(245,158,11,.28);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 46px rgba(245,158,11,.4);}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-3);transform:translateY(-2px);}
.btn:active{transform:scale(.97);}

/* Header */
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(16px);
  background:rgba(5,18,28,.86);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px;flex-shrink:0;}
.logo-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad-brand);
  display:grid;place-items:center;color:#04121f;font-size:19px;
  box-shadow:var(--shadow-glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text b{font-size:15px;letter-spacing:-.01em;}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.1);}
.nav-links a.active{color:var(--accent-3);background:rgba(56,189,248,.14);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--text);font-size:19px;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,18,28,.98);}
.mobile-panel.open{display:block;}
.mobile-panel-inner{padding:16px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);}
.mobile-panel a.active,.mobile-panel a:hover{background:rgba(56,189,248,.12);color:var(--accent-3);}
.mobile-panel .mobile-cta{display:flex;gap:10px;margin-top:12px;}
.mobile-panel .mobile-cta .btn{flex:1;}

/* Hero */
.hero{position:relative;overflow:hidden;padding:66px 0 78px;border-bottom:1px solid var(--line);}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.30;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,18,28,.96) 0%,rgba(5,18,28,.82) 42%,rgba(5,18,28,.5) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.hero h1{font-size:clamp(29px,4.5vw,50px);line-height:1.14;letter-spacing:-.02em;}
.hero h1 .hl{
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{margin-top:20px;color:var(--muted);font-size:16.5px;max-width:600px;line-height:1.7;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.045);border:1px solid var(--line-strong);
  padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;color:var(--text);
}
.tag i{color:var(--accent-3);font-size:12.5px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;align-items:center;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:38px;max-width:560px;}
.hero-stats .stat{background:rgba(14,42,61,.66);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;}
.hero-stats .stat b{display:block;font-size:23px;background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;}
.hero-stats .stat span{font-size:12.5px;color:var(--muted-2);}
.hero-panel{
  position:relative;border-radius:var(--radius-xl);
  background:linear-gradient(160deg,rgba(14,42,61,.96),rgba(8,28,43,.9));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  padding:24px;
}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.hero-panel-head h3{font-size:17px;}
.live-dot{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:var(--green);}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(34,197,94,.18);animation:pulse 1.8s infinite;}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-list{display:flex;flex-direction:column;gap:12px;}
.hero-list-item{
  display:flex;align-items:center;gap:14px;
  background:rgba(5,18,28,.6);border:1px solid var(--line);
  border-radius:var(--radius);padding:13px 15px;
  transition:border-color .22s ease,transform .22s ease;
}
.hero-list-item:hover{border-color:var(--accent);transform:translateX(4px);}
.hero-list-item .ic{
  width:42px;height:42px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);color:var(--accent-3);font-size:17px;
}
.hero-list-item b{display:block;font-size:14.5px;}
.hero-list-item span{font-size:12.5px;color:var(--muted-2);}
.hero-panel-foot{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line-strong);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}

/* marquee strip */
.strip{border-bottom:1px solid var(--line);background:rgba(8,28,43,.6);overflow:hidden;}
.strip-track{display:flex;gap:44px;padding:14px 0;white-space:nowrap;animation:marquee 30s linear infinite;}
.strip-track span{display:inline-flex;align-items:center;gap:9px;font-size:13.5px;font-weight:600;color:var(--muted);}
.strip-track i{color:var(--gold);}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* Cards */
.card{
  background:linear-gradient(165deg,rgba(18,51,72,.86),rgba(8,28,43,.82));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.card-icon{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  background:var(--grad-brand);color:#04121f;font-size:21px;margin-bottom:18px;
}
.card h3{font-size:18.5px;margin-bottom:10px;}
.card p{color:var(--muted);font-size:14.7px;}
.card-list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.card-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);}
.card-list i{color:var(--accent-3);font-size:12.5px;margin-top:5px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
}
.badge-hot{background:rgba(239,68,68,.16);color:#fca5a5;border:1px solid rgba(239,68,68,.3);}
.badge-gold{background:rgba(251,191,36,.14);color:var(--gold);border:1px solid rgba(251,191,36,.3);}
.badge-cyan{background:rgba(56,189,248,.14);color:var(--accent-3);border:1px solid var(--line-strong);}

/* channel grid */
.channel-card{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line);background:var(--surface);
  transition:transform .25s ease,border-color .25s ease;
}
.channel-card:hover{transform:translateY(-5px);border-color:var(--accent);}
.channel-card img{width:100%;height:190px;object-fit:cover;opacity:.82;transition:transform .5s ease,opacity .3s ease;}
.channel-card:hover img{transform:scale(1.06);opacity:1;}
.channel-body{padding:20px;}
.channel-body h3{font-size:17.5px;margin-bottom:8px;}
.channel-body p{font-size:14px;color:var(--muted);}
.channel-meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}
.channel-meta span{font-size:13px;color:var(--muted-2);}
.channel-meta a{font-size:13.5px;font-weight:700;color:var(--accent-3);display:inline-flex;align-items:center;gap:7px;}
.channel-meta a:hover{gap:11px;}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);counter-reset:step;}
.step{
  position:relative;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius-l);padding:30px 26px;
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:34px;font-weight:900;line-height:1;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;margin-bottom:14px;
}
.step h3{font-size:17.5px;margin-bottom:9px;}
.step p{font-size:14.3px;color:var(--muted);}

/* payment badges */
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.pay-badge{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.045);border:1px solid var(--line-strong);
  border-radius:13px;padding:12px 18px;font-size:14px;font-weight:700;
  transition:border-color .2s ease,background .2s ease;
}
.pay-badge:hover{border-color:var(--gold);background:rgba(251,191,36,.08);}
.pay-badge i{color:var(--gold);font-size:16px;}

/* comparison table */
.cmp{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;font-size:14.6px;}
.cmp th,.cmp td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);}
.cmp thead th{background:rgba(37,99,235,.16);font-size:13.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-3);}
.cmp tbody tr:last-child td{border-bottom:none;}
.cmp tbody tr:hover{background:rgba(56,189,248,.05);}
.cmp td b{color:var(--text);}
.cmp .no{color:var(--muted-2);}
.cmp .yes{color:var(--green);font-weight:700;}

/* testimonial */
.quote{
  background:linear-gradient(160deg,rgba(18,51,72,.9),rgba(8,28,43,.86));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:26px;
  display:flex;flex-direction:column;gap:16px;transition:border-color .25s ease,transform .25s ease;
}
.quote:hover{border-color:var(--line-strong);transform:translateY(-4px);}
.quote-head{display:flex;align-items:center;gap:13px;}
.avatar{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-gold);color:#2b1400;font-weight:800;font-size:16px;flex-shrink:0;
}
.quote-head b{display:block;font-size:15px;}
.quote-head span{font-size:12.5px;color:var(--muted-2);}
.quote p{font-size:14.6px;color:var(--muted);}
.stars{color:var(--gold);font-size:13px;letter-spacing:2px;}

/* posts */
.post-feature{
  display:grid;grid-template-columns:1.1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  background:var(--bg-2);
}
.post-feature img{width:100%;height:100%;min-height:270px;object-fit:cover;}
.post-feature-body{padding:32px;display:flex;flex-direction:column;justify-content:center;gap:14px;}
.post-feature-body h3{font-size:22px;}
.post-feature-body p{font-size:14.7px;color:var(--muted);}
.link-arrow{display:inline-flex;align-items:center;gap:9px;font-weight:700;color:var(--accent-3);font-size:14.5px;}
.link-arrow:hover{gap:13px;}

.post-card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--accent);box-shadow:var(--shadow-s);}
.post-card img{width:100%;height:158px;object-fit:cover;}
.post-card-body{padding:19px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card-body h4{font-size:16px;line-height:1.36;}
.post-card-body p{font-size:13.7px;color:var(--muted);flex:1;}
.post-meta{display:flex;align-items:center;gap:12px;font-size:12.3px;color:var(--muted-2);}
.empty-note{
  grid-column:1/-1;text-align:center;padding:52px 22px;border:1px dashed var(--line-strong);
  border-radius:var(--radius-l);color:var(--muted);font-size:15px;
}

/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-2);padding:22px 24px;margin-bottom:14px;}
.faq-item h3{font-size:17px;margin-bottom:10px;display:flex;gap:12px;align-items:flex-start;}
.faq-item h3 i{color:var(--accent-3);font-size:16px;margin-top:3px;}
.faq-item p{font-size:14.6px;color:var(--muted);padding-left:30px;}

/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(56,189,248,.14));
  border:1px solid var(--line-strong);
  padding:52px 44px;
  display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);}
.cta-band p{color:var(--muted);margin-top:14px;font-size:15.5px;}
.cta-band-actions{display:flex;flex-direction:column;gap:14px;}

/* footer */
.site-footer{border-top:1px solid var(--line);background:rgba(4,14,22,.92);margin-top:10px;}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:60px 0 44px;}
.footer-brand p{color:var(--muted);font-size:14.3px;margin-top:16px;max-width:330px;}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-3);margin-bottom:18px;}
.footer-col a,.footer-col span{display:block;color:var(--muted);font-size:14.2px;padding:6px 0;transition:color .2s ease;}
.footer-col a:hover{color:var(--text);}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13.2px;color:var(--muted-2);}
.footer-legal{display:flex;flex-wrap:wrap;gap:16px;align-items:center;}
.footer-legal span{display:inline-flex;align-items:center;gap:7px;}
.footer-legal i{color:var(--gold);}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;border:2px solid var(--red);
  color:var(--red);font-weight:900;font-size:12.5px;
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(145deg,#0e2a3d,#081c2b);
  border:2px solid var(--accent);
  color:var(--accent-3);font-size:22px;
  box-shadow:0 8px 28px rgba(56,189,248,.34);
  opacity:.86;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:floaty 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 12px 40px rgba(56,189,248,.5);}
.fab:active{transform:scale(.94) translateY(3px);}
.fab .dot{
  position:absolute;top:5px;right:5px;width:13px;height:13px;border-radius:50%;
  background:var(--red);border:2px solid #fff;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .post-feature{grid-template-columns:1fr;}
  .post-feature img{min-height:230px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:42px 30px;}
  .steps{grid-template-columns:1fr;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:48px 0 60px;}
  .grid-3,.grid-2{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr;max-width:100%;}
  .cmp{font-size:13.4px;}
  .cmp th,.cmp td{padding:12px 13px;}
  .footer-top{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .grid-4{grid-template-columns:1fr;}
  .container{padding:0 16px;}
  .logo-text b{font-size:13.4px;}
  .btn{padding:13px 20px;font-size:14px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .mobile-panel .mobile-cta{flex-direction:column;}
  .cta-band{padding:34px 22px;}
  .fab{left:12px;bottom:84px;width:54px;height:54px;}
}

/* roulang page: article */
:root{
  --bg:#05121c;
  --bg-2:#081c2b;
  --bg-3:#0c2436;
  --surface:#0e2a3d;
  --surface-2:#123348;
  --line:rgba(148,214,255,.14);
  --line-strong:rgba(148,214,255,.28);
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --accent-3:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#f59e0b;
  --green:#22c55e;
  --red:#ef4444;
  --text:#f1f8ff;
  --muted:#9fb8cb;
  --muted-2:#7694ab;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --radius-xl:32px;
  --shadow-s:0 4px 16px rgba(0,0,0,.28);
  --shadow:0 12px 34px rgba(0,0,0,.4);
  --shadow-glow:0 10px 40px rgba(56,189,248,.22);
  --grad-brand:linear-gradient(135deg,#38bdf8 0%,#2563eb 55%,#7c3aed 100%);
  --grad-gold:linear-gradient(135deg,#fcd34d 0%,#f59e0b 60%,#ea580c 100%);
  --gap:24px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1100px 600px at 12% -8%,rgba(37,99,235,.22),transparent 60%),
    radial-gradient(900px 520px at 92% 4%,rgba(34,211,238,.14),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px;}
.section{padding:74px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,rgba(8,28,43,.86),rgba(5,18,28,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-3);
  background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:clamp(24px,3.4vw,38px);}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px;}
.grid{display:grid;gap:var(--gap);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 48px rgba(56,189,248,.34);}
.btn-gold{background:var(--grad-gold);color:#2b1400;box-shadow:0 10px 34px rgba(245,158,11,.28);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 46px rgba(245,158,11,.4);}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-3);transform:translateY(-2px);}
.btn:active{transform:scale(.97);}
.btn:focus-visible,.nav-links a:focus-visible,.footer-col a:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:8px;}
/* Header */
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(16px);
  background:rgba(5,18,28,.86);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px;flex-shrink:0;}
.logo-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad-brand);
  display:grid;place-items:center;color:#04121f;font-size:19px;
  box-shadow:var(--shadow-glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text b{font-size:15px;letter-spacing:-.01em;}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.1);}
.nav-links a.active{color:var(--accent-3);background:rgba(56,189,248,.14);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--text);font-size:19px;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,18,28,.98);}
.mobile-panel.open{display:block;}
.mobile-panel-inner{padding:16px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);}
.mobile-panel a.active,.mobile-panel a:hover{background:rgba(56,189,248,.12);color:var(--accent-3);}
.mobile-panel .mobile-cta{display:flex;gap:10px;margin-top:12px;}
.mobile-panel .mobile-cta .btn{flex:1;}
/* Article Hero */
.article-hero{position:relative;overflow:hidden;padding:52px 0 58px;border-bottom:1px solid var(--line);}
.article-hero-media{position:absolute;inset:0;z-index:0;}
.article-hero-media img{width:100%;height:100%;object-fit:cover;opacity:.24;}
.article-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,18,28,.97) 0%,rgba(5,18,28,.86) 48%,rgba(5,18,28,.6) 100%);
}
.article-hero-inner{position:relative;z-index:2;max-width:860px;}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted-2);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--accent-3);}
.crumbs i{font-size:10px;}
.article-hero h1{font-size:clamp(26px,3.8vw,42px);line-height:1.2;letter-spacing:-.02em;}
.article-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;align-items:center;}
.meta-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--muted);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:8px 15px;border-radius:999px;
}
.meta-chip i{color:var(--accent-3);font-size:12px;}
.article-summary{margin-top:24px;color:var(--muted);font-size:16.5px;line-height:1.72;max-width:820px;}
/* Article layout */
.article-body{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:44px;align-items:start;}
.article-main{
  background:linear-gradient(180deg,rgba(14,42,61,.62),rgba(8,28,43,.42));
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:40px;
  box-shadow:var(--shadow-s);
}
.article-main p{margin:0 0 18px;color:var(--muted);line-height:1.75;font-size:16px;}
.article-main h2{font-size:clamp(21px,2.6vw,28px);margin:34px 0 16px;color:var(--text);}
.article-main h2:first-child{margin-top:0;}
.article-main h3{font-size:19px;margin:26px 0 12px;color:var(--text);}
.article-main ul,.article-main ol{margin:0 0 20px;padding-left:22px;color:var(--muted);}
.article-main li{margin-bottom:10px;line-height:1.7;}
.article-main strong{color:var(--text);}
.article-main img{border-radius:var(--radius);margin:22px 0;border:1px solid var(--line);}
.article-main a{color:var(--accent-3);border-bottom:1px solid rgba(34,211,238,.35);}
.article-main a:hover{color:var(--accent);}
.article-main blockquote{
  margin:22px 0;padding:18px 22px;border-left:3px solid var(--accent);
  background:rgba(56,189,248,.07);border-radius:0 var(--radius) var(--radius) 0;color:var(--muted);
}
.article-main table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;}
.article-main th,.article-main td{border:1px solid var(--line);padding:12px 14px;text-align:left;color:var(--muted);}
.article-main th{background:rgba(56,189,248,.1);color:var(--text);font-weight:700;}
/* Sidebar */
.article-side{display:flex;flex-direction:column;gap:22px;position:sticky;top:92px;}
.side-card{
  background:linear-gradient(180deg,rgba(14,42,61,.7),rgba(8,28,43,.5));
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:26px;
  box-shadow:var(--shadow-s);
}
.side-card h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--accent-3);font-size:16px;}
.side-card p{font-size:14.5px;color:var(--muted);line-height:1.65;margin-bottom:16px;}
.side-list{display:flex;flex-direction:column;gap:12px;}
.side-list a{
  display:flex;align-items:center;gap:11px;
  padding:12px 14px;border-radius:var(--radius);
  background:rgba(56,189,248,.06);border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--muted);
  transition:all .22s ease;
}
.side-list a i{color:var(--accent-3);font-size:14px;}
.side-list a:hover{background:rgba(56,189,248,.14);color:var(--text);border-color:var(--line-strong);transform:translateX(4px);}
.side-cta{
  background:var(--grad-brand);border-radius:var(--radius-l);padding:26px;color:#04121f;
  box-shadow:var(--shadow-glow);
}
.side-cta h3{color:#04121f;font-size:17px;margin-bottom:10px;}
.side-cta p{color:rgba(4,18,31,.8);font-size:14px;margin-bottom:18px;line-height:1.6;}
.side-cta .btn{background:#04121f;color:var(--text);width:100%;box-shadow:none;}
.side-cta .btn:hover{background:#0a2033;transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.3);}
/* Trust strip */
.trust-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:36px;
}
.trust-item{
  display:flex;align-items:center;gap:13px;
  background:rgba(14,42,61,.55);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;
}
.trust-item i{font-size:19px;color:var(--gold);flex-shrink:0;}
.trust-item b{display:block;font-size:14.5px;}
.trust-item span{font-size:12.5px;color:var(--muted-2);}
/* Related */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.rel-card{
  background:linear-gradient(180deg,rgba(14,42,61,.7),rgba(8,28,43,.45));
  border:1px solid var(--line);
  border-radius:var(--radius-l);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong);}
.rel-thumb{position:relative;height:172px;overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.06);}
.rel-body{padding:22px;}
.rel-tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent-3);background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  padding:5px 11px;border-radius:999px;margin-bottom:12px;
}
.rel-body h3{font-size:17px;margin-bottom:9px;line-height:1.38;}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.6;}
.rel-link{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:700;color:var(--accent-3);margin-top:15px;}
.rel-link:hover{gap:11px;transition:gap .2s ease;}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:rgba(14,42,61,.6);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:none;border:none;color:var(--text);
  padding:20px 24px;font-size:16px;font-weight:700;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  transition:background .2s ease;
}
.faq-q:hover{background:rgba(56,189,248,.06);}
.faq-q i{color:var(--accent-3);transition:transform .25s ease;flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-item.open .faq-a{max-height:320px;}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.7;}
/* CTA band */
.cta-band{
  background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(56,189,248,.14) 55%,rgba(124,58,237,.24));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-xl);
  padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);max-width:620px;}
.cta-band p{color:var(--muted);margin-top:12px;max-width:640px;font-size:15.5px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* Not found */
.not-found{
  text-align:center;padding:80px 30px;
  background:rgba(14,42,61,.55);border:1px dashed var(--line-strong);
  border-radius:var(--radius-l);max-width:640px;margin:0 auto;
}
.not-found i{font-size:44px;color:var(--muted-2);margin-bottom:20px;}
.not-found h2{font-size:24px;margin-bottom:12px;}
.not-found p{color:var(--muted);margin-bottom:24px;}
/* Footer */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(5,18,28,.6),rgba(3,10,17,.95));
  padding:58px 0 26px;margin-top:20px;
}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:38px;border-bottom:1px solid var(--line);}
.footer-brand p{color:var(--muted);font-size:14.5px;margin-top:18px;line-height:1.7;max-width:400px;}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--text);margin-bottom:18px;}
.footer-col a,.footer-col span{display:block;color:var(--muted);font-size:14.5px;margin-bottom:11px;transition:color .2s ease;}
.footer-col a:hover{color:var(--accent-3);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:24px;flex-wrap:wrap;font-size:13.5px;color:var(--muted-2);}
.footer-legal{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.footer-legal span{display:inline-flex;align-items:center;gap:7px;}
.footer-legal i{color:var(--green);font-size:12px;}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:24px;border-radius:7px;
  background:var(--red);color:#fff;font-weight:800;font-size:12px;letter-spacing:.02em;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(145deg,#0e2a3d,#061520);
  border:2px solid var(--accent);
  display:grid;place-items:center;color:var(--accent-3);font-size:22px;
  box-shadow:0 0 22px rgba(56,189,248,.45);
  opacity:.82;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{transform:scale(1.1) rotate(360deg);opacity:1;box-shadow:0 0 34px rgba(56,189,248,.7);}
.fab:active{transform:scale(.94) translateY(2px);}
.fab-dot{
  position:absolute;top:4px;right:4px;
  width:13px;height:13px;border-radius:50%;
  background:var(--red);border:2px solid #061520;
  animation:pulseDot 1.8s ease-in-out infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(.85);}}
/* Reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.reveal.visible{opacity:1;transform:none;}
/* Responsive */
@media(max-width:1080px){
  .article-body{grid-template-columns:1fr;}
  .article-side{position:static;}
  .trust-strip{grid-template-columns:repeat(2,1fr);}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media(max-width:900px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .nav{height:66px;}
}
@media(max-width:768px){
  .section{padding:52px 0;}
  .article-main{padding:26px 22px;}
  .grid-3,.grid-4,.related-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
}
@media(max-width:520px){
  .container{padding:0 15px;}
  .article-main{padding:22px 17px;}
  .article-main h2{font-size:20px;}
  .side-card{padding:20px;}
  .trust-strip{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .article-hero{padding:36px 0 42px;}
  .fab{width:52px;height:52px;font-size:19px;left:12px;bottom:88px;}
}

/* roulang page: category1 */
:root{
  --bg:#05121c;
  --bg-2:#081c2b;
  --bg-3:#0c2436;
  --surface:#0e2a3d;
  --surface-2:#123348;
  --line:rgba(148,214,255,.14);
  --line-strong:rgba(148,214,255,.28);
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --accent-3:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#f59e0b;
  --green:#22c55e;
  --red:#ef4444;
  --text:#f1f8ff;
  --muted:#9fb8cb;
  --muted-2:#7694ab;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --radius-xl:32px;
  --shadow-s:0 4px 16px rgba(0,0,0,.28);
  --shadow:0 12px 34px rgba(0,0,0,.4);
  --shadow-glow:0 10px 40px rgba(56,189,248,.22);
  --grad-brand:linear-gradient(135deg,#38bdf8 0%,#2563eb 55%,#7c3aed 100%);
  --grad-gold:linear-gradient(135deg,#fcd34d 0%,#f59e0b 60%,#ea580c 100%);
  --gap:24px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1100px 600px at 12% -8%,rgba(37,99,235,.22),transparent 60%),
    radial-gradient(900px 520px at 92% 4%,rgba(34,211,238,.14),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.015em;line-height:1.2;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px;}
.section{padding:74px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,rgba(8,28,43,.86),rgba(5,18,28,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-3);
  background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:clamp(24px,3.4vw,38px);}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px;line-height:1.7;}
.grid{display:grid;gap:var(--gap);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 48px rgba(56,189,248,.34);}
.btn-gold{background:var(--grad-gold);color:#2b1400;box-shadow:0 10px 34px rgba(245,158,11,.28);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 46px rgba(245,158,11,.4);}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-3);transform:translateY(-2px);}
.btn:active{transform:scale(.97);}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;color:var(--muted);
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  padding:7px 13px;border-radius:999px;
}
.tag i{color:var(--accent-3);font-size:12px;}
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(16px);
  background:rgba(5,18,28,.86);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px;flex-shrink:0;}
.logo-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad-brand);
  display:grid;place-items:center;color:#04121f;font-size:19px;
  box-shadow:var(--shadow-glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text b{font-size:15px;letter-spacing:-.01em;}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.1);}
.nav-links a.active{color:var(--accent-3);background:rgba(56,189,248,.14);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--text);font-size:19px;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,18,28,.98);}
.mobile-panel.open{display:block;}
.mobile-panel-inner{padding:16px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);}
.mobile-panel a.active,.mobile-panel a:hover{background:rgba(56,189,248,.12);color:var(--accent-3);}
.mobile-panel .mobile-cta{display:flex;gap:10px;margin-top:12px;}
.mobile-panel .mobile-cta .btn{flex:1;}
/* Category hero */
.cat-hero{position:relative;overflow:hidden;padding:64px 0 70px;border-bottom:1px solid var(--line);}
.cat-hero-media{position:absolute;inset:0;z-index:0;}
.cat-hero-media img{width:100%;height:100%;object-fit:cover;opacity:.26;}
.cat-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,18,28,.97) 0%,rgba(5,18,28,.85) 45%,rgba(5,18,28,.5) 100%);
}
.cat-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted-2);margin-bottom:18px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--accent-3);}
.breadcrumb i{font-size:10px;}
.cat-hero h1{font-size:clamp(27px,4.2vw,46px);line-height:1.16;}
.cat-hero h1 .hl{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.cat-hero-desc{margin-top:18px;color:var(--muted);font-size:16.5px;max-width:620px;line-height:1.7;}
.cat-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-panel{
  background:linear-gradient(160deg,rgba(14,42,61,.94),rgba(8,28,43,.92));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-l);
  padding:26px;
  box-shadow:var(--shadow);
}
.hero-panel h3{font-size:17px;margin-bottom:6px;}
.hero-panel p{color:var(--muted);font-size:13.5px;}
.hero-panel .panel-list{display:flex;flex-direction:column;gap:14px;margin-top:20px;}
.panel-row{display:flex;align-items:center;gap:14px;}
.panel-row .ic{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  display:grid;place-items:center;font-size:18px;
  background:rgba(56,189,248,.12);color:var(--accent-3);border:1px solid var(--line-strong);
}
.panel-row b{display:block;font-size:14.5px;}
.panel-row span{font-size:12.8px;color:var(--muted-2);}
.hero-panel .panel-cta{margin-top:22px;width:100%;}
/* Cards */
.card{
  background:linear-gradient(160deg,rgba(14,42,61,.9),rgba(8,28,43,.86));
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:26px;
  transition:transform .25s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.card .ic-lg{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  font-size:21px;margin-bottom:18px;
  background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);
}
.card h3{font-size:18px;margin-bottom:10px;}
.card p{color:var(--muted);font-size:14.6px;line-height:1.66;}
.card ul{margin-top:14px;display:flex;flex-direction:column;gap:9px;}
.card ul li{display:flex;gap:10px;font-size:14px;color:var(--muted);}
.card ul li i{color:var(--green);margin-top:4px;font-size:12px;}
/* media text block */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.split-media{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);position:relative;}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.split-media .media-badge{
  position:absolute;top:16px;left:16px;
  background:rgba(5,18,28,.86);border:1px solid var(--line-strong);
  color:var(--accent-3);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:7px 13px;border-radius:999px;
}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.step{
  position:relative;
  background:rgba(14,42,61,.66);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 22px;
}
.step .num{
  font-size:13px;font-weight:800;color:var(--accent-3);
  letter-spacing:.16em;text-transform:uppercase;
}
.step h4{font-size:16.5px;margin:12px 0 8px;}
.step p{color:var(--muted);font-size:14px;}
/* stat strip */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.stat{
  background:linear-gradient(160deg,rgba(18,51,72,.9),rgba(8,28,43,.8));
  border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:24px;text-align:left;
}
.stat b{display:block;font-size:28px;font-weight:800;background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent;}
.stat span{font-size:13.4px;color:var(--muted);display:block;margin-top:6px;}
/* check list */
.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 26px;}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-size:14.8px;color:var(--muted);}
.checklist li i{color:var(--green);font-size:15px;margin-top:4px;}
/* payment */
.pay-row{display:flex;flex-wrap:wrap;gap:14px;}
.pay-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(5,18,28,.7);border:1px solid var(--line-strong);
  padding:12px 18px;border-radius:14px;font-weight:700;font-size:14.5px;
  transition:transform .2s ease,border-color .2s ease;
}
.pay-badge:hover{transform:translateY(-3px);border-color:var(--accent);}
.pay-badge i{color:var(--gold);}
/* faq */
.faq{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:rgba(14,42,61,.62);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px 24px;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item h3{font-size:16.5px;display:flex;gap:12px;align-items:flex-start;margin-bottom:10px;}
.faq-item h3 i{color:var(--accent-3);font-size:15px;margin-top:5px;}
.faq-item p{color:var(--muted);font-size:14.6px;line-height:1.7;}
/* list area */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.post-card{
  background:linear-gradient(160deg,rgba(14,42,61,.9),rgba(8,28,43,.86));
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  transition:transform .25s ease,box-shadow .3s ease,border-color .3s ease;
  display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-3);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.post-card:hover .post-thumb img{transform:scale(1.05);}
.post-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-cat{font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-3);}
.post-body h3{font-size:16.5px;line-height:1.4;}
.post-body p{font-size:14px;color:var(--muted);flex:1;}
.post-meta{font-size:12.5px;color:var(--muted-2);display:flex;align-items:center;gap:8px;}
.empty-note{padding:34px;text-align:center;color:var(--muted-2);border:1px dashed var(--line-strong);border-radius:var(--radius);}
/* cta band */
.cta-band{
  background:
    radial-gradient(700px 320px at 15% 20%,rgba(56,189,248,.22),transparent 62%),
    linear-gradient(140deg,rgba(18,51,72,.94),rgba(8,28,43,.96));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-xl);
  padding:52px 44px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,3vw,32px);}
.cta-band p{color:var(--muted);margin-top:14px;font-size:15.6px;line-height:1.7;}
.cta-actions{display:flex;flex-direction:column;gap:14px;}
/* footer */
.site-footer{background:linear-gradient(180deg,rgba(8,28,43,.9),rgba(4,14,22,.98));border-top:1px solid var(--line);padding:58px 0 28px;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:18px;line-height:1.7;max-width:360px;}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:.12em;color:var(--text);margin-bottom:16px;}
.footer-col a,.footer-col span{display:block;color:var(--muted);font-size:14px;margin-bottom:10px;transition:color .2s ease;}
.footer-col a:hover{color:var(--accent-3);}
.footer-bottom{
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--muted-2);
}
.footer-legal{display:flex;flex-wrap:wrap;gap:18px;align-items:center;}
.footer-legal span{display:inline-flex;align-items:center;gap:7px;}
.age-badge{background:var(--red);color:#fff;font-weight:800;font-size:11px;padding:3px 8px;border-radius:6px;}
/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:999px;
  display:grid;place-items:center;font-size:21px;
  background:var(--grad-brand);color:#04121f;
  border:2px solid rgba(56,189,248,.55);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  opacity:.82;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 30px rgba(6,182,212,.7);}
.fab:active{transform:scale(.95);}
.fab::after{
  content:"";position:absolute;top:-3px;right:-3px;width:13px;height:13px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px rgba(5,18,28,.9);
}
/* sticky bottom bar */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(5,18,28,.94);backdrop-filter:blur(14px);
  border-top:1px solid var(--line-strong);
  padding:12px 0;
}
.bottom-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.bottom-bar-inner b{font-size:14.5px;}
.bottom-bar-inner span{display:block;font-size:12.6px;color:var(--muted-2);}
.bottom-bar-actions{display:flex;gap:12px;flex-wrap:wrap;}
.bottom-bar .btn{padding:11px 20px;font-size:14px;}
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .cat-hero-grid{grid-template-columns:1fr;gap:34px;}
  .split{grid-template-columns:1fr;gap:30px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .stats{grid-template-columns:repeat(2,1fr);}
  .post-list{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;padding:40px 30px;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:640px){
  .section{padding:54px 0;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .steps,.stats,.post-list{grid-template-columns:1fr;}
  .checklist{grid-template-columns:1fr;}
  .cat-hero{padding:46px 0 54px;}
  .cat-hero-actions{flex-direction:column;align-items:stretch;}
  .cat-hero-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:32px 22px;}
  .bottom-bar-inner{flex-direction:column;align-items:stretch;gap:10px;}
  .bottom-bar-actions .btn{flex:1;}
  .fab{left:12px;bottom:120px;width:52px;height:52px;font-size:19px;}
}

/* roulang page: category2 */
:root{
  --bg:#05121c;
  --bg-2:#081c2b;
  --bg-3:#0c2436;
  --surface:#0e2a3d;
  --surface-2:#123348;
  --line:rgba(148,214,255,.14);
  --line-strong:rgba(148,214,255,.28);
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --accent-3:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#f59e0b;
  --green:#22c55e;
  --red:#ef4444;
  --text:#f1f8ff;
  --muted:#9fb8cb;
  --muted-2:#7694ab;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --radius-xl:32px;
  --shadow-s:0 4px 16px rgba(0,0,0,.28);
  --shadow:0 12px 34px rgba(0,0,0,.4);
  --shadow-glow:0 10px 40px rgba(56,189,248,.22);
  --grad-brand:linear-gradient(135deg,#38bdf8 0%,#2563eb 55%,#7c3aed 100%);
  --grad-gold:linear-gradient(135deg,#fcd34d 0%,#f59e0b 60%,#ea580c 100%);
  --gap:24px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1100px 600px at 12% -8%,rgba(37,99,235,.22),transparent 60%),
    radial-gradient(900px 520px at 92% 4%,rgba(34,211,238,.14),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px;}
.section{padding:74px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,rgba(8,28,43,.86),rgba(5,18,28,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-3);
  background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:clamp(24px,3.4vw,38px);line-height:1.2;letter-spacing:-.02em;margin:0;}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px;}
.grid{display:grid;gap:var(--gap);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 48px rgba(56,189,248,.34);}
.btn-gold{background:var(--grad-gold);color:#2b1400;box-shadow:0 10px 34px rgba(245,158,11,.28);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 46px rgba(245,158,11,.4);}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-3);transform:translateY(-2px);}
.btn:active{transform:scale(.97);}
.btn-block{width:100%;}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:6px;}
/* Header */
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(16px);
  background:rgba(5,18,28,.86);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px;flex-shrink:0;}
.logo-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad-brand);
  display:grid;place-items:center;color:#04121f;font-size:19px;
  box-shadow:var(--shadow-glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text b{font-size:15px;letter-spacing:-.01em;}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.1);}
.nav-links a.active{color:var(--accent-3);background:rgba(56,189,248,.14);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--text);font-size:19px;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,18,28,.98);}
.mobile-panel.open{display:block;}
.mobile-panel-inner{padding:16px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);}
.mobile-panel a.active,.mobile-panel a:hover{background:rgba(56,189,248,.12);color:var(--accent-3);}
.mobile-panel .mobile-cta{display:flex;gap:10px;margin-top:12px;}
.mobile-panel .mobile-cta .btn{flex:1;}
/* Hero */
.hero{position:relative;overflow:hidden;padding:64px 0 76px;border-bottom:1px solid var(--line);}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.28;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,18,28,.96) 0%,rgba(5,18,28,.82) 42%,rgba(5,18,28,.5) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.hero h1{font-size:clamp(28px,4.3vw,48px);line-height:1.14;letter-spacing:-.02em;margin:0;}
.hero h1 .hl{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-desc{margin-top:20px;color:var(--muted);font-size:16.5px;max-width:600px;line-height:1.7;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--muted);
}
.tag i{color:var(--accent-3);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
/* Flash bar */
.flash{
  position:relative;z-index:3;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:linear-gradient(90deg,rgba(239,68,68,.18),rgba(251,191,36,.14));
  border:1px solid rgba(251,191,36,.34);
  border-radius:var(--radius);padding:14px 18px;margin-bottom:30px;
}
.flash .flash-label{
  font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--gold);display:inline-flex;align-items:center;gap:7px;
}
.flash .flash-text{font-size:14.5px;color:var(--text);font-weight:600;}
.flash .countdown{display:flex;gap:8px;margin-left:auto;}
.flash .cd-unit{
  min-width:56px;text-align:center;background:rgba(5,18,28,.7);
  border:1px solid var(--line-strong);border-radius:12px;padding:6px 8px;
}
.flash .cd-unit b{display:block;font-size:18px;color:var(--gold);line-height:1.1;font-variant-numeric:tabular-nums;}
.flash .cd-unit span{font-size:10px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em;}
/* Hero panel */
.hero-panel{
  background:linear-gradient(160deg,rgba(18,51,72,.92),rgba(8,28,43,.92));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{margin:0 0 6px;font-size:19px;}
.hero-panel p{margin:0 0 18px;color:var(--muted);font-size:14px;}
.speed-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:13px 0;border-bottom:1px dashed var(--line);
}
.speed-list li:last-child{border-bottom:none;}
.speed-list .sl-ico{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(56,189,248,.12);color:var(--accent-3);font-size:15px;
}
.speed-list b{display:block;font-size:14.5px;}
.speed-list span{font-size:13px;color:var(--muted-2);}
.panel-cta{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.panel-note{font-size:12.5px;color:var(--muted-2);text-align:center;}
/* Stat strip */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:rgba(8,28,43,.6);padding:26px 0;
}
.stat{text-align:center;padding:0 12px;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat b{display:block;font-size:clamp(22px,2.8vw,32px);background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800;}
.stat span{font-size:13px;color:var(--muted);}
/* Feature cards */
.feature{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.feature .f-ico{
  width:50px;height:50px;border-radius:15px;display:grid;place-items:center;
  font-size:19px;margin-bottom:16px;
  background:rgba(56,189,248,.12);color:var(--accent-3);
}
.feature.gold .f-ico{background:rgba(251,191,36,.14);color:var(--gold);}
.feature.green .f-ico{background:rgba(34,197,94,.13);color:var(--green);}
.feature h3{margin:0 0 10px;font-size:17.5px;}
.feature p{margin:0;color:var(--muted);font-size:14.5px;}
.feature ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.feature ul li{color:var(--muted);font-size:13.5px;display:flex;gap:9px;align-items:flex-start;}
.feature ul li i{color:var(--green);margin-top:4px;font-size:12px;}
/* Payment methods */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.pay{
  display:flex;flex-direction:column;gap:8px;
  background:linear-gradient(160deg,rgba(14,42,61,.9),rgba(8,28,43,.9));
  border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  transition:border-color .25s ease,transform .25s ease;
}
.pay:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.pay .pay-ico{font-size:22px;color:var(--accent-3);}
.pay b{font-size:15px;}
.pay span{font-size:13px;color:var(--muted-2);}
/* Steps */
.step-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-l);padding:28px 22px 22px;
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-16px;left:22px;
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--grad-brand);color:#04121f;font-weight:800;font-size:15px;
  box-shadow:var(--shadow-glow);
}
.step h3{margin:14px 0 8px;font-size:16.5px;}
.step p{margin:0;color:var(--muted);font-size:14px;}
/* Compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}
.compare-col{border-radius:var(--radius-l);padding:26px;border:1px solid var(--line);background:var(--surface);}
.compare-col.good{border-color:rgba(34,197,94,.36);background:linear-gradient(160deg,rgba(34,197,94,.08),rgba(14,42,61,.9));}
.compare-col.bad{border-color:rgba(239,68,68,.3);background:linear-gradient(160deg,rgba(239,68,68,.07),rgba(14,42,61,.9));}
.compare-col h3{margin:0 0 16px;font-size:17px;display:flex;align-items:center;gap:10px;}
.compare-col.good h3 i{color:var(--green);}
.compare-col.bad h3 i{color:var(--red);}
.compare-col ul{display:flex;flex-direction:column;gap:12px;}
.compare-col li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);align-items:flex-start;}
.compare-col.good li i{color:var(--green);margin-top:4px;font-size:12px;}
.compare-col.bad li i{color:var(--red);margin-top:4px;font-size:12px;}
/* Proof */
.proof{
  display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);
}
.proof-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:24px;display:flex;flex-direction:column;gap:14px;
}
.proof-card .stars{color:var(--gold);font-size:13px;letter-spacing:2px;}
.proof-card p{margin:0;color:var(--muted);font-size:14.5px;font-style:italic;}
.proof-user{display:flex;align-items:center;gap:12px;margin-top:auto;}
.proof-avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:var(--grad-brand);color:#04121f;font-weight:800;font-size:15px;flex-shrink:0;
}
.proof-user b{display:block;font-size:14px;}
.proof-user span{font-size:12.5px;color:var(--muted-2);}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;transition:border-color .25s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item summary{
  cursor:pointer;font-weight:700;font-size:16px;display:flex;align-items:center;gap:12px;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  margin-left:auto;color:var(--accent-3);font-size:13px;transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{margin:14px 0 0;color:var(--muted);font-size:14.5px;}
/* News list */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.news-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-3);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.06);}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted-2);}
.news-meta .chip{
  padding:4px 10px;border-radius:999px;background:rgba(56,189,248,.12);color:var(--accent-3);
  font-weight:700;font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;
}
.news-body h3{margin:0;font-size:16.5px;line-height:1.4;}
.news-body p{margin:0;color:var(--muted);font-size:14px;}
.news-body .news-more{margin-top:auto;color:var(--accent-3);font-weight:700;font-size:13.5px;display:inline-flex;align-items:center;gap:8px;}
.news-empty{
  grid-column:1/-1;text-align:center;padding:40px 20px;
  border:1px dashed var(--line-strong);border-radius:var(--radius);color:var(--muted);
}
/* Channel matrix */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.channel{
  background:linear-gradient(160deg,rgba(18,51,72,.92),rgba(8,28,43,.92));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:26px;
  transition:transform .25s ease,border-color .25s ease;
}
.channel:hover{transform:translateY(-4px);border-color:var(--line-strong);}
.channel .ch-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(251,191,36,.14);color:var(--gold);font-size:18px;margin-bottom:16px;
}
.channel h3{margin:0 0 10px;font-size:17px;}
.channel p{margin:0 0 16px;color:var(--muted);font-size:14px;}
.channel a{color:var(--accent-3);font-weight:700;font-size:13.5px;display:inline-flex;align-items:center;gap:8px;}
.channel a:hover{color:var(--accent);}
/* Guarantee bar */
.guarantee{
  background:linear-gradient(120deg,rgba(37,99,235,.2),rgba(34,211,238,.12));
  border:1px solid var(--line-strong);border-radius:var(--radius-xl);
  padding:34px;display:grid;grid-template-columns:1.4fr auto;gap:28px;align-items:center;
}
.guarantee h2{margin:0 0 10px;font-size:clamp(20px,2.6vw,28px);}
.guarantee p{margin:0;color:var(--muted);font-size:15px;max-width:640px;}
.guarantee-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px;}
.gbadge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;
  background:rgba(5,18,28,.6);border:1px solid var(--line-strong);font-size:12.5px;font-weight:600;color:var(--muted);
}
.gbadge i{color:var(--green);}
/* CTA panel */
.cta-panel{
  border-radius:var(--radius-xl);padding:46px 34px;text-align:center;
  background:
    radial-gradient(700px 340px at 50% 0%,rgba(56,189,248,.22),transparent 70%),
    linear-gradient(160deg,rgba(18,51,72,.95),rgba(8,28,43,.95));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
}
.cta-panel h2{margin:0 0 14px;font-size:clamp(22px,3.2vw,34px);}
.cta-panel p{margin:0 auto 26px;color:var(--muted);max-width:660px;font-size:15.5px;}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}
/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(8,28,43,.96),rgba(5,18,28,1));border-top:1px solid var(--line);padding:60px 0 26px;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.footer-brand p{color:var(--muted);font-size:14px;margin:18px 0 0;max-width:420px;}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted-2);margin:0 0 16px;font-weight:700;}
.footer-col a,.footer-col span{display:block;color:var(--muted);font-size:14px;margin-bottom:11px;transition:color .2s ease;}
.footer-col a:hover{color:var(--accent-3);}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);
}
.footer-legal{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.footer-legal span{display:inline-flex;align-items:center;gap:7px;}
.footer-legal i{color:var(--green);}
.age-badge{
  padding:2px 9px;border-radius:8px;background:rgba(239,68,68,.16);
  border:1px solid rgba(239,68,68,.4);color:#fca5a5;font-weight:800;font-size:12px;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:21px;color:#04121f;
  background:var(--grad-brand);box-shadow:var(--shadow-glow);
  border:2px solid rgba(255,255,255,.22);
  opacity:.85;transition:transform .25s ease,opacity .25s ease;
  animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1) rotate(8deg);opacity:1;}
.fab:active{transform:scale(.94);}
.fab .fab-dot{
  position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);border:2px solid #f1f8ff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}
/* Responsive */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .grid-4,.pay-grid,.step-flow,.stat-strip{grid-template-columns:repeat(2,1fr);}
  .proof,.news-grid,.channel-grid,.grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr 1fr;}
  .stat:nth-child(2){border-right:none;}
  .guarantee{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:48px 0 60px;}
  .grid-2,.compare{grid-template-columns:1fr;}
  .grid-4,.pay-grid,.step-flow,.stat-strip,.proof,.news-grid,.channel-grid,.grid-3{grid-template-columns:1fr;}
  .stat{border-right:none;border-bottom:1px solid var(--line);padding-bottom:16px;}
  .stat:last-child{border-bottom:none;}
  .flash .countdown{margin-left:0;width:100%;justify-content:flex-start;}
  .cta-panel{padding:34px 22px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .logo-text b{font-size:13.5px;}
  .logo-text span{font-size:9.5px;}
  .flash{padding:12px 14px;}
  .flash .cd-unit{min-width:50px;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-actions .btn,.panel-cta .btn{width:100%;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --bg:#05121c;
  --bg-2:#081c2b;
  --bg-3:#0c2436;
  --surface:#0e2a3d;
  --surface-2:#123348;
  --line:rgba(148,214,255,.14);
  --line-strong:rgba(148,214,255,.28);
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --accent-3:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#f59e0b;
  --green:#22c55e;
  --red:#ef4444;
  --text:#f1f8ff;
  --muted:#9fb8cb;
  --muted-2:#7694ab;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --radius-xl:32px;
  --shadow-s:0 4px 16px rgba(0,0,0,.28);
  --shadow:0 12px 34px rgba(0,0,0,.4);
  --shadow-glow:0 10px 40px rgba(56,189,248,.22);
  --grad-brand:linear-gradient(135deg,#38bdf8 0%,#2563eb 55%,#7c3aed 100%);
  --grad-gold:linear-gradient(135deg,#fcd34d 0%,#f59e0b 60%,#ea580c 100%);
  --gap:24px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(1100px 600px at 12% -8%,rgba(37,99,235,.22),transparent 60%),
    radial-gradient(900px 520px at 92% 4%,rgba(34,211,238,.14),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.2;letter-spacing:-.01em;}
p{margin:0;}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px;}
.section{padding:74px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,rgba(8,28,43,.86),rgba(5,18,28,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-3);
  background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);
  padding:7px 14px;border-radius:999px;margin-bottom:16px;
}
.section-title{font-size:clamp(24px,3.4vw,38px);}
.section-sub{color:var(--muted);margin-top:14px;font-size:16px;line-height:1.7;}
.grid{display:grid;gap:var(--gap);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid transparent;
  font-weight:700;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn i{font-size:15px;}
.btn-primary{background:var(--grad-brand);color:#04121f;box-shadow:var(--shadow-glow);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 48px rgba(56,189,248,.34);}
.btn-gold{background:var(--grad-gold);color:#2b1400;box-shadow:0 10px 34px rgba(245,158,11,.28);}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 46px rgba(245,158,11,.4);}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-3);transform:translateY(-2px);}
.btn:active{transform:scale(.97);}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;}
/* Header */
.site-header{
  position:sticky;top:0;z-index:80;
  backdrop-filter:blur(16px);
  background:rgba(5,18,28,.86);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:26px;height:72px;}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:16px;flex-shrink:0;}
.logo-mark{
  width:42px;height:42px;border-radius:13px;
  background:var(--grad-brand);
  display:grid;place-items:center;color:#04121f;font-size:19px;
  box-shadow:var(--shadow-glow);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;}
.logo-text b{font-size:15px;letter-spacing:-.01em;}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.14em;text-transform:uppercase;font-weight:600;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-links a{
  padding:9px 15px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.1);}
.nav-links a.active{color:var(--accent-3);background:rgba(56,189,248,.14);}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px;}
.nav-cta .btn{padding:11px 20px;font-size:14px;}
.nav-toggle{
  display:none;margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--text);font-size:19px;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,18,28,.98);}
.mobile-panel.open{display:block;}
.mobile-panel-inner{padding:16px 20px 24px;display:flex;flex-direction:column;gap:6px;}
.mobile-panel a{padding:13px 14px;border-radius:12px;font-weight:600;color:var(--muted);}
.mobile-panel a.active,.mobile-panel a:hover{background:rgba(56,189,248,.12);color:var(--accent-3);}
.mobile-panel .mobile-cta{display:flex;gap:10px;margin-top:12px;}
.mobile-panel .mobile-cta .btn{flex:1;}
/* Hero */
.hero{position:relative;overflow:hidden;padding:62px 0 72px;border-bottom:1px solid var(--line);}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.28;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(5,18,28,.97) 0%,rgba(5,18,28,.84) 44%,rgba(5,18,28,.52) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.hero h1{font-size:clamp(28px,4.2vw,46px);line-height:1.16;letter-spacing:-.02em;}
.hero h1 .hl{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-desc{margin-top:20px;color:var(--muted);font-size:16.5px;max-width:620px;line-height:1.72;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;
  padding:8px 14px;border-radius:999px;background:rgba(56,189,248,.09);
  border:1px solid var(--line);color:var(--muted);
}
.tag i{color:var(--accent-3);font-size:12px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-check{margin-top:30px;display:grid;gap:12px;}
.check-line{display:flex;align-items:flex-start;gap:11px;color:var(--muted);font-size:14.5px;}
.check-line i{color:var(--green);margin-top:3px;}
.hero-panel{
  background:linear-gradient(160deg,rgba(18,51,72,.95),rgba(8,28,43,.95));
  border:1px solid var(--line-strong);border-radius:var(--radius-xl);
  padding:26px;box-shadow:var(--shadow);position:relative;
}
.hero-panel::before{
  content:"";position:absolute;inset:0;border-radius:var(--radius-xl);pointer-events:none;
  background:radial-gradient(400px 200px at 90% 0%,rgba(56,189,248,.16),transparent 70%);
}
.hero-panel h3{font-size:18px;margin-bottom:6px;}
.hero-panel p{color:var(--muted);font-size:14px;margin-bottom:18px;}
.panel-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-bottom:18px;}
.panel-media img{width:100%;height:190px;object-fit:cover;}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;}
.stat{background:rgba(5,18,28,.6);border:1px solid var(--line);border-radius:var(--radius-s);padding:14px 12px;text-align:center;}
.stat b{display:block;font-size:19px;color:var(--accent-3);}
.stat span{font-size:11.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em;}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.pay-badge{
  font-size:12px;font-weight:700;padding:7px 12px;border-radius:8px;
  background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.28);color:var(--gold);
}
/* Cards */
.card{
  background:linear-gradient(160deg,rgba(18,51,72,.72),rgba(8,28,43,.72));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:26px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.card-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);
  color:var(--accent-3);font-size:20px;margin-bottom:16px;
}
.card h3{font-size:18px;margin-bottom:10px;}
.card p{color:var(--muted);font-size:14.5px;line-height:1.68;}
.card ul{margin-top:14px;display:grid;gap:9px;}
.card ul li{display:flex;gap:9px;color:var(--muted);font-size:14px;align-items:flex-start;}
.card ul li i{color:var(--gold);margin-top:4px;font-size:11px;}
/* Feature split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split-media{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);}
.split-media img{width:100%;height:340px;object-fit:cover;}
.flow-list{display:grid;gap:20px;margin-top:26px;}
.flow-item{display:flex;gap:18px;align-items:flex-start;}
.flow-num{
  flex-shrink:0;width:44px;height:44px;border-radius:13px;
  background:var(--grad-brand);color:#04121f;font-weight:800;
  display:grid;place-items:center;font-size:16px;
}
.flow-item h4{font-size:16px;margin-bottom:6px;}
.flow-item p{color:var(--muted);font-size:14px;}
/* Scenario bands */
.band{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center;
  background:linear-gradient(120deg,rgba(14,42,61,.8),rgba(8,28,43,.55));
  border:1px solid var(--line);border-radius:var(--radius-xl);padding:34px;
}
.band.reverse{grid-template-columns:1.05fr .95fr;}
.band.reverse .band-media{order:-1;}
.band-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);}
.band-media img{width:100%;height:230px;object-fit:cover;}
.band h3{font-size:20px;margin-bottom:12px;}
.band p{color:var(--muted);font-size:15px;}
.band .mini-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px;}
.mini-stat{background:rgba(5,18,28,.55);border:1px solid var(--line);border-radius:var(--radius-s);padding:10px 14px;}
.mini-stat b{color:var(--gold);font-size:15px;display:block;}
.mini-stat span{font-size:11.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em;}
/* Category matrix */
.cat-card{
  display:flex;flex-direction:column;gap:12px;
  background:linear-gradient(160deg,rgba(18,51,72,.7),rgba(8,28,43,.7));
  border:1px solid var(--line);border-radius:var(--radius-l);padding:24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.cat-card .cat-top{display:flex;align-items:center;gap:12px;}
.cat-card .cat-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.28);color:var(--gold);font-size:18px;}
.cat-card h3{font-size:17px;}
.cat-card p{color:var(--muted);font-size:14px;}
.cat-link{color:var(--accent-3);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:8px;margin-top:4px;}
.cat-link:hover{gap:12px;}
/* Evidence list */
.evidence-item{
  display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--line);
}
.evidence-item:last-child{border-bottom:none;}
.evidence-item .ev-ico{
  flex-shrink:0;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.28);color:var(--green);font-size:18px;
}
.evidence-item h4{font-size:16px;margin-bottom:6px;}
.evidence-item p{color:var(--muted);font-size:14px;}
/* Compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-col{border-radius:var(--radius-l);padding:26px;border:1px solid var(--line);}
.compare-col.good{background:linear-gradient(160deg,rgba(34,197,94,.1),rgba(8,28,43,.6));border-color:rgba(34,197,94,.32);}
.compare-col.bad{background:linear-gradient(160deg,rgba(239,68,68,.1),rgba(8,28,43,.6));border-color:rgba(239,68,68,.3);}
.compare-col h3{font-size:17px;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.compare-col ul{display:grid;gap:11px;}
.compare-col ul li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);align-items:flex-start;}
.compare-col.good ul li i{color:var(--green);margin-top:4px;font-size:12px;}
.compare-col.bad ul li i{color:var(--red);margin-top:4px;font-size:12px;}
/* News list */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.news-card{
  background:linear-gradient(160deg,rgba(18,51,72,.7),rgba(8,28,43,.7));
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow);}
.news-card .news-media{height:170px;overflow:hidden;}
.news-card .news-media img{width:100%;height:100%;object-fit:cover;}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.08em;}
.news-meta .cat{color:var(--accent-3);font-weight:700;}
.news-card h3{font-size:16.5px;line-height:1.4;}
.news-card p{color:var(--muted);font-size:14px;flex:1;}
.news-more{display:flex;justify-content:center;margin-top:34px;}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:880px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(14,42,61,.55);overflow:hidden;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:none;color:var(--text);
  font-family:inherit;font-size:15.5px;font-weight:700;text-align:left;cursor:pointer;
  transition:background .2s ease;
}
.faq-q:hover{background:rgba(56,189,248,.07);}
.faq-q i{color:var(--accent-3);transition:transform .25s ease;flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 22px;}
.faq-item.open .faq-a{padding:0 22px 20px;}
.faq-a p{color:var(--muted);font-size:14.5px;}
/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-xl);
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(37,99,235,.32),rgba(124,58,237,.24));
  padding:48px 40px;text-align:center;
}
.cta-band h2{font-size:clamp(23px,3.4vw,34px);margin-bottom:14px;}
.cta-band p{color:var(--muted);max-width:680px;margin:0 auto 26px;font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
/* Guarantee strip */
.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.guarantee-item{display:flex;gap:13px;align-items:flex-start;background:rgba(14,42,61,.5);border:1px solid var(--line);border-radius:var(--radius);padding:18px;}
.guarantee-item i{color:var(--gold);font-size:19px;margin-top:3px;}
.guarantee-item b{display:block;font-size:14.5px;margin-bottom:4px;}
.guarantee-item span{font-size:13px;color:var(--muted);}
/* Footer */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(8,28,43,.7),rgba(5,18,28,.98));padding:56px 0 26px;margin-top:20px;}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid var(--line);}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:16px;max-width:400px;line-height:1.7;}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-3);margin-bottom:16px;}
.footer-col a,.footer-col span{display:block;color:var(--muted);font-size:14px;margin-bottom:11px;transition:color .2s ease;}
.footer-col a:hover{color:var(--accent-3);}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding-top:22px;}
.footer-bottom span{color:var(--muted-2);font-size:13px;}
.footer-legal{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:13px;color:var(--muted-2);}
.footer-legal i{color:var(--accent-3);margin-right:6px;}
.age-badge{display:inline-flex;align-items:center;justify-content:center;padding:3px 9px;border-radius:6px;background:rgba(239,68,68,.16);border:1px solid rgba(239,68,68,.42);color:#fca5a5;font-size:11.5px;font-weight:800;}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#0e2a3d,#081c2b);
  border:2px solid var(--gold);
  color:var(--gold);font-size:21px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .25s ease,opacity .25s ease;
  animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1) rotate(360deg);}
.fab:active{transform:scale(.95) translateY(4px);}
.fab .fab-dot{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:#dc2626;border:2px solid #fff;}
@keyframes fabFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}
/* Responsive */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .hero-grid{grid-template-columns:1fr;gap:38px;}
  .grid-3,.grid-4,.news-grid{grid-template-columns:repeat(2,1fr);}
  .split,.band,.band.reverse,.compare{grid-template-columns:1fr;}
  .band.reverse .band-media{order:0;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .guarantee{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:46px 0 58px;}
  .grid-2,.grid-3,.grid-4,.news-grid{grid-template-columns:1fr;}
  .stat-row{grid-template-columns:1fr;}
  .cta-band{padding:34px 22px;}
  .split-media img,.band-media img{height:230px;}
  .footer-top{grid-template-columns:1fr;}
  .guarantee{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .logo-text b{font-size:13.5px;}
  .logo-text span{font-size:9.5px;letter-spacing:.1em;}
  .hero h1{font-size:26px;}
  .hero-actions .btn,.cta-actions .btn{width:100%;}
  .fab{left:12px;bottom:88px;width:52px;height:52px;font-size:19px;}
}