/* roulang page: index */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0707;
  --surface-2:#4d0c0c;
  --gold:#FBBF24;
  --gold-soft:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --muted:#E7E5E4;
  --muted-2:#cbb6ac;
  --line:rgba(251,191,36,.18);
  --line-strong:rgba(251,191,36,.42);
  --radius:16px;
  --radius-lg:26px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.45);
  --shadow-gold:0 12px 34px rgba(251,191,36,.22);
  --space:72px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--space) 0;position:relative}
.section.alt{background:linear-gradient(180deg,#3A0707 0%,#2B0404 100%)}
.section.deep{background:linear-gradient(180deg,#2B0404 0%,#450A0A 55%,#2B0404 100%)}
.section-head{max-width:840px;margin-bottom:34px}
.section-head h2{font-size:clamp(23px,3.2vw,34px);margin-bottom:14px}
.section-head p{color:var(--muted-2);font-size:15.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;font-weight:600;
}
.gold-text{
  background:linear-gradient(120deg,#FDE68A,#FBBF24 45%,#F97316);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  min-height:48px;text-align:center;
}
.btn-gold{
  background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);
  color:#3A0707;box-shadow:0 10px 26px rgba(249,115,22,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(249,115,22,.45)}
.btn-gold:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(255,251,235,.05);color:var(--gold-soft);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(251,191,36,.14);color:#fff;transform:translateY(-2px)}
.btn-outline{
  background:transparent;color:var(--cream);border-color:rgba(255,251,235,.22);
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(43,4,4,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(249,115,22,.3);
}
.brand-text strong{display:block;font-size:15px;font-weight:700;letter-spacing:.1px}
.brand-text small{display:block;font-size:11px;color:var(--gold-soft);opacity:.9;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{
  color:#3A0707;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);
  box-shadow:0 6px 16px rgba(249,115,22,.28);
}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--gold);border:1px solid var(--line-strong);
  transition:background .22s ease,color .22s ease;
  min-height:44px;display:inline-flex;align-items:center;
}
.btn-login:hover{background:rgba(251,191,36,.14);color:#fff}
.btn-signup{
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  box-shadow:0 8px 22px rgba(249,115,22,.3);
  min-height:44px;display:inline-flex;align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(249,115,22,.45)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold);font-size:18px;margin-left:6px;
}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:#2B0404}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/b0ea2aea85649f40.jpg');
  background-size:cover;background-position:center;
  opacity:.4;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(43,4,4,.97) 0%,rgba(69,10,10,.86) 42%,rgba(43,4,4,.95) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  padding:28px 20px 58px;
  text-align:center;
  max-width:940px;
}
.series-bar{
  display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap;
  padding:8px;margin:0 auto 34px;border-radius:999px;
  background:rgba(43,4,4,.62);border:1px solid var(--line);
  backdrop-filter:blur(10px);max-width:760px;
}
.series-item{
  padding:9px 18px;border-radius:999px;font-size:13.5px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.series-item:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.series-item.is-active{
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;font-weight:700;
}
.hero h1{
  font-size:clamp(26px,4.4vw,50px);
  font-weight:800;line-height:1.25;letter-spacing:-.4px;
  margin-bottom:20px;
}
.hero-lead{
  color:var(--muted);font-size:16px;max-width:760px;margin:0 auto 30px;
  line-height:1.7;
}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  max-width:840px;margin:0 auto;
}
.stat{
  background:rgba(58,7,7,.72);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 12px;backdrop-filter:blur(8px);
}
.stat strong{display:block;font-size:20px;font-weight:800;color:var(--gold-soft);letter-spacing:-.2px}
.stat span{display:block;font-size:11.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.7px;margin-top:4px}

/* ===== Grids & cards ===== */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:linear-gradient(160deg,rgba(77,12,12,.92),rgba(58,7,7,.86));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  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-gold)}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:var(--muted-2);font-size:14.5px}
.card-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(251,191,36,.22),rgba(249,115,22,.16));
  border:1px solid var(--line);color:var(--gold);font-size:20px;margin-bottom:16px;
}
.card-index{
  font-size:13px;font-weight:800;color:var(--gold);letter-spacing:1.5px;
  display:block;margin-bottom:10px;
}

/* ===== Problem section ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line)}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(43,4,4,.05),rgba(43,4,4,.72));
}
.issue-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed rgba(251,191,36,.16);
}
.issue-list li:last-child{border-bottom:none}
.issue-list i{color:var(--orange);font-size:16px;margin-top:5px;flex-shrink:0}
.issue-list strong{display:block;font-size:15.5px;margin-bottom:4px}
.issue-list span{color:var(--muted-2);font-size:14px;line-height:1.6}

/* ===== Steps ===== */
.step-card{position:relative;padding-top:34px}
.step-num{
  position:absolute;top:-18px;left:26px;
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:17px;
  box-shadow:0 10px 24px rgba(249,115,22,.32);
}

/* ===== Withdraw preview ===== */
.payout-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:18px 22px;border-radius:var(--radius);
  background:rgba(58,7,7,.7);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease;
}
.payout-row:hover{border-color:var(--line-strong);transform:translateX(4px)}
.payout-row .in{font-size:15.5px;font-weight:600}
.payout-row .arrow{color:var(--gold);font-size:14px}
.payout-row .out{font-size:17px;font-weight:800;color:var(--gold-soft)}
.payout-note{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  font-size:13.5px;color:var(--gold-soft);
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  border-radius:999px;padding:8px 16px;
}

/* ===== Long headings ===== */
.subhead{
  font-size:17px;font-weight:700;color:var(--gold-soft);
  line-height:1.55;margin-bottom:12px;
}
.barrier{padding:22px 0;border-bottom:1px dashed rgba(251,191,36,.16)}
.barrier:last-child{border-bottom:none;padding-bottom:0}
.barrier p{color:var(--muted-2);font-size:14.5px;margin-top:8px}
.tag{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.8px;
  text-transform:uppercase;color:var(--gold);
  background:rgba(251,191,36,.12);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;margin-bottom:12px;
}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,#FBBF24,rgba(249,115,22,.2));
}
.timeline li{position:relative;padding:14px 0 20px}
.timeline li::before{
  content:"";position:absolute;left:-30px;top:20px;
  width:14px;height:14px;border-radius:50%;
  background:#2B0404;border:2px solid var(--gold);
  box-shadow:0 0 0 4px rgba(251,191,36,.12);
}
.timeline strong{display:block;font-size:16px;margin-bottom:6px}
.timeline p{color:var(--muted-2);font-size:14.5px}

/* ===== Category wall ===== */
.cat-card{
  display:block;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);background:rgba(58,7,7,.7);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.cat-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.cat-card .thumb img{width:100%;height:100%;object-fit:cover}
.cat-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(43,4,4,.1),rgba(43,4,4,.85));
}
.cat-card .body{padding:20px 22px 24px}
.cat-card h3{font-size:17.5px;margin-bottom:8px}
.cat-card p{color:var(--muted-2);font-size:14px}
.cat-more{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  color:var(--gold);font-size:13.5px;font-weight:700;
}
.cat-more:hover{gap:12px}

/* ===== Security ===== */
.security-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;
  background:linear-gradient(140deg,rgba(77,12,12,.9),rgba(43,4,4,.92));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px;position:relative;overflow:hidden;
}
.security-panel::before{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(251,191,36,.22),transparent 70%);
}
.sec-list li{display:flex;gap:12px;padding:11px 0;color:var(--muted)}
.sec-list i{color:var(--gold);margin-top:5px}
.sec-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.badge-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(251,191,36,.1);border:1px solid var(--line);color:var(--gold-soft);
}

/* ===== Payments ===== */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pay-item{
  text-align:center;padding:22px 14px;border-radius:var(--radius);
  background:rgba(58,7,7,.72);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease;
}
.pay-item:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.pay-item i{font-size:22px;color:var(--gold);margin-bottom:10px;display:block}
.pay-item strong{display:block;font-size:14.5px;margin-bottom:4px}
.pay-item span{font-size:12.5px;color:var(--muted-2)}

/* ===== Testimonials ===== */
.quote{
  background:rgba(58,7,7,.72);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;
}
.quote .stars{color:var(--gold);font-size:13px;margin-bottom:12px;letter-spacing:2px}
.quote p{color:var(--muted);font-size:14.5px;margin-bottom:18px}
.quote .who{display:flex;align-items:center;gap:12px}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;font-weight:800;font-size:15px;
}
.who strong{display:block;font-size:14px}
.who span{font-size:12.5px;color:var(--muted-2)}

/* ===== Compare ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{border-radius:var(--radius-lg);padding:28px;border:1px solid var(--line)}
.compare-col.good{background:linear-gradient(150deg,rgba(77,12,12,.95),rgba(58,7,7,.9));border-color:var(--line-strong)}
.compare-col.bad{background:rgba(30,4,4,.7);border-color:rgba(255,251,235,.1)}
.compare-col h3{font-size:17px;margin-bottom:16px}
.compare-col li{display:flex;gap:11px;padding:9px 0;font-size:14.5px;color:var(--muted)}
.compare-col.good i{color:var(--gold)}
.compare-col.bad i{color:#8a7068}

/* ===== CMS lists ===== */
.news-wrap{display:grid;grid-template-columns:1.55fr 1fr;gap:28px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:block;padding:20px 22px;border-radius:var(--radius);
  background:rgba(58,7,7,.7);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.news-item:hover{border-color:var(--line-strong);transform:translateX(5px);background:rgba(77,12,12,.85)}
.news-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--muted-2);margin-bottom:8px}
.news-cat{color:var(--gold);font-weight:700;text-transform:uppercase;letter-spacing:.6px}
.news-item h3{font-size:16.5px;margin-bottom:8px;line-height:1.45}
.news-item p{color:var(--muted-2);font-size:14px}
.side-panel{
  background:rgba(58,7,7,.7);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px;
}
.side-panel h3{font-size:16.5px;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-item{display:block;padding:12px 0;border-bottom:1px dashed rgba(251,191,36,.15)}
.side-item:last-child{border-bottom:none}
.side-item strong{display:block;font-size:14.5px;font-weight:600;margin-bottom:5px;transition:color .2s ease}
.side-item:hover strong{color:var(--gold)}
.side-item span{font-size:12.5px;color:var(--muted-2)}
.empty-state{color:var(--muted-2);font-size:14.5px;padding:22px;border:1px dashed var(--line);border-radius:var(--radius);text-align:left}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:rgba(58,7,7,.7);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:border-color .22s ease;
}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-size:15.5px;font-weight:600;display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gold);font-size:13px;transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{content:"\f068";transform:rotate(180deg)}
.faq-item p{padding:0 22px 20px;color:var(--muted-2);font-size:14.5px}

/* ===== Final CTA ===== */
.cta-band{
  position:relative;overflow:hidden;text-align:center;
  background:linear-gradient(135deg,#450A0A,#2B0404 60%,#450A0A);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:52px 28px;
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-90px;transform:translateX(-50%);
  width:520px;height:260px;background:radial-gradient(ellipse,rgba(251,191,36,.2),transparent 70%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(22px,3vw,32px);margin-bottom:14px}
.cta-band p{color:var(--muted);max-width:680px;margin:0 auto 28px;font-size:15.5px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{
  background:#1f0303;border-top:1px solid var(--line);
  padding:56px 0 28px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:34px;margin-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px}
.footer-col p{color:var(--muted-2);font-size:14px;max-width:420px}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:1px;color:var(--gold-soft);margin-bottom:16px}
.footer-col li{padding:6px 0;color:var(--muted-2);font-size:14px;display:flex;gap:9px;align-items:flex-start}
.footer-col i{color:var(--gold);margin-top:5px;font-size:12px}
.footer-bottom{
  border-top:1px solid rgba(251,191,36,.12);padding-top:22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:12.5px;color:var(--gold-soft);
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;font-size:22px;color:#fff;
  background:radial-gradient(circle at 32% 28%,#7a1010,#450A0A 62%,#2B0404);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.88;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .3s ease,opacity .3s ease,box-shadow .3s ease;
}
.fab i{color:var(--gold-soft)}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.55)}
.fab:hover i{animation:fabSpin .6s ease}
.fab:active{transform:scale(.94) translateY(3px)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#dc2626;box-shadow:0 0 0 2px #fff;
}
.fab-label{
  position:absolute;left:70px;white-space:nowrap;font-size:12.5px;font-weight:600;
  background:rgba(43,4,4,.95);border:1px solid var(--line);color:var(--gold-soft);
  padding:7px 14px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.fab:hover .fab-label{opacity:1}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes fabSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  :root{--space:60px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:30px}
  .security-panel{grid-template-columns:1fr;padding:30px}
  .news-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .main-nav{gap:0}
  .nav-link{padding:9px 11px;font-size:13.5px}
  .brand-text small{display:none}
}
@media (max-width:860px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(43,4,4,.99);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;margin-left:0;
    display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 16px;border-radius:12px;font-size:15px}
  .nav-toggle{display:grid;place-items:center;margin-left:auto}
  .header-actions{margin-left:0}
  .brand-text strong{font-size:13.5px}
  .header-inner{flex-wrap:wrap;min-height:66px;gap:10px}
  .btn-login{padding:9px 13px;font-size:13px;min-height:40px}
  .btn-signup{padding:10px 15px;font-size:13px;min-height:40px}
  .compare{grid-template-columns:1fr}
  .cta-band{padding:38px 20px}
}
@media (max-width:640px){
  :root{--space:50px}
  .grid-2,.grid-3,.grid-4,.pay-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .hero-inner{padding:20px 18px 44px}
  .hero-lead{font-size:15px}
  .hero-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .section-head h2{font-size:22px}
  .subhead{font-size:15.5px}
  .btn{padding:13px 20px;font-size:14.5px}
  .fab{width:54px;height:54px;bottom:88px}
}
@media (max-width:400px){
  .brand-text strong{font-size:12.5px}
  .brand-mark{width:38px;height:38px;font-size:13px;border-radius:11px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* roulang page: category1 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0707;
  --surface-2:#4d0c0c;
  --gold:#FBBF24;
  --gold-soft:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --muted:#E7E5E4;
  --muted-2:#cbb6ac;
  --line:rgba(251,191,36,.18);
  --line-strong:rgba(251,191,36,.42);
  --radius:16px;
  --radius-lg:26px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.45);
  --shadow-gold:0 12px 34px rgba(251,191,36,.22);
  --space:72px;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{line-height:1.3;margin:0 0 12px;font-weight:700}
p{margin:0 0 12px}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--space) 0;position:relative}
.section.alt{background:linear-gradient(180deg,#3A0707 0%,#2B0404 100%)}
.section.deep{background:linear-gradient(180deg,#2B0404 0%,#450A0A 55%,#2B0404 100%)}
.section-head{max-width:860px;margin-bottom:34px}
.section-head h2{font-size:clamp(23px,3.1vw,33px);margin-bottom:14px}
.section-head p{color:var(--muted-2);font-size:15.5px;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;font-weight:600;
}
.lead{color:var(--muted);font-size:16px}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  min-height:48px;text-align:center;
}
.btn-gold{
  background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);
  color:#3A0707;box-shadow:0 10px 26px rgba(249,115,22,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(249,115,22,.45)}
.btn-gold:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(255,251,235,.05);color:var(--gold-soft);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(251,191,36,.14);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--cream);border-color:rgba(255,251,235,.22)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--gold);outline-offset:2px;
}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(43,4,4,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(249,115,22,.3);
}
.brand-text strong{display:block;font-size:15px;font-weight:700;letter-spacing:.1px}
.brand-text small{display:block;font-size:11px;color:var(--gold-soft);opacity:.9;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{
  color:#3A0707;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);
  box-shadow:0 6px 16px rgba(249,115,22,.28);
}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--gold);border:1px solid var(--line-strong);
  transition:background .22s ease,color .22s ease;
  min-height:44px;display:inline-flex;align-items:center;
}
.btn-login:hover{background:rgba(251,191,36,.14);color:#fff}
.btn-signup{
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  box-shadow:0 8px 22px rgba(249,115,22,.3);
  min-height:44px;display:inline-flex;align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(249,115,22,.45)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold);font-size:18px;margin-left:6px;
  place-items:center;
}

/* ===== Hero ===== */
.cat-hero{position:relative;overflow:hidden;background:#2B0404}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/7e76399355b0deb6.jpg');
  background-size:cover;background-position:center;opacity:.34;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(43,4,4,.97) 0%,rgba(69,10,10,.9) 46%,rgba(43,4,4,.96) 100%);
}
.cat-hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.25fr .85fr;gap:46px;
  align-items:start;padding-top:54px;padding-bottom:64px;
}
.hero-copy h1{
  font-size:clamp(26px,3.9vw,44px);
  font-weight:800;line-height:1.24;letter-spacing:-.4px;margin-bottom:18px;
}
.hero-copy .lead{max-width:640px;margin-bottom:22px}
.hero-badges{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px}
.badge-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;color:var(--gold-soft);
  background:rgba(251,191,36,.09);border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;
}
.badge-chip i{color:var(--gold)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;border-top:1px solid var(--line);padding-top:20px}
.trust-row div{display:flex;gap:10px;align-items:flex-start;max-width:230px}
.trust-row i{color:var(--gold);margin-top:4px}
.trust-row strong{display:block;font-size:14.5px}
.trust-row span{font-size:13px;color:var(--muted-2)}

.hero-panel{
  background:linear-gradient(165deg,rgba(77,12,12,.96),rgba(58,7,7,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow);
}
.panel-cover{
  border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);margin-bottom:18px;
}
.panel-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}
.panel-title{
  font-size:13px;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--gold);font-weight:700;margin-bottom:10px;
}
.panel-index li a{
  display:flex;gap:10px;align-items:flex-start;
  padding:9px 0;border-bottom:1px dashed rgba(251,191,36,.16);
  font-size:14.5px;color:var(--muted);transition:color .2s ease,padding-left .2s ease;
}
.panel-index li:last-child a{border-bottom:0}
.panel-index li a:hover{color:var(--gold);padding-left:4px}
.panel-index i{color:var(--gold);font-size:12px;margin-top:6px}
.panel-form{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}
.panel-form label{display:block;font-size:12.5px;color:var(--muted-2);margin-bottom:8px}
.form-row{display:flex;gap:8px}
.form-row input{
  flex:1;min-width:0;min-height:46px;padding:0 15px;border-radius:999px;
  background:rgba(43,4,4,.85);border:1px solid var(--line);
  color:var(--cream);outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-row input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(251,191,36,.16)}
.form-row button{
  min-height:46px;padding:0 20px;border-radius:999px;border:0;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  font-weight:700;font-size:14px;white-space:nowrap;
}

/* ===== Value grid ===== */
.value-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 44px}
.value-item{display:flex;gap:16px;padding:20px 0;border-top:1px solid var(--line)}
.value-icon{
  width:46px;height:46px;border-radius:13px;flex-shrink:0;
  background:rgba(251,191,36,.12);border:1px solid var(--line-strong);
  color:var(--gold);display:grid;place-items:center;font-size:17px;
}
.value-item h3{font-size:16.5px;margin-bottom:6px}
.value-item p{font-size:14.5px;color:var(--muted-2);margin:0}

/* ===== Compare ===== */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{
  border-radius:var(--radius-lg);padding:24px;
  border:1px solid var(--line);background:rgba(58,7,7,.6);
}
.compare-col.good{
  border-color:var(--line-strong);
  background:linear-gradient(165deg,rgba(77,12,12,.92),rgba(58,7,7,.72));
}
.compare-col.bad{border-color:rgba(255,255,255,.1);background:rgba(24,5,5,.7)}
.compare-col h3{display:flex;align-items:center;gap:10px;font-size:17px;margin-bottom:6px}
.compare-col.good h3 i{color:var(--gold)}
.compare-col.bad h3 i{color:#f87171}
.compare-col .sub{font-size:13px;color:var(--muted-2);margin-bottom:12px}
.compare-col li{
  display:flex;gap:10px;font-size:14.5px;color:var(--muted);
  padding:10px 0;border-bottom:1px dashed rgba(251,191,36,.14);
}
.compare-col li:last-child{border-bottom:0}
.compare-col.good li i{color:var(--gold);margin-top:5px;font-size:12px}
.compare-col.bad li i{color:#f87171;margin-top:5px;font-size:12px}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:34px}
.step{
  padding:24px 20px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(58,7,7,.55);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.step-num{font-size:27px;font-weight:800;color:var(--gold);line-height:1;margin-bottom:12px}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted-2);margin:0}
.step-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  max-width:520px;
}
.step-media img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ===== Checklist & stats ===== */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 30px;margin-bottom:34px}
.check-item{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--muted)}
.check-item i{color:var(--gold);margin-top:5px}
.check-item strong{color:var(--cream);display:block;font-size:15.5px}
.check-item span{font-size:13.8px;color:var(--muted-2)}
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(77,12,12,.85),rgba(58,7,7,.6));
  overflow:hidden;
}
.stat{padding:24px 22px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:26px;color:var(--gold);font-weight:800;line-height:1.1}
.stat span{font-size:13.5px;color:var(--muted-2)}

/* ===== Devices ===== */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.device-card{
  padding:26px 22px;border-radius:var(--radius-lg);
  border:1px solid var(--line);background:rgba(58,7,7,.55);
  transition:transform .25s ease,border-color .25s ease;
}
.device-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.device-card i{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line-strong);
  color:var(--gold);font-size:19px;margin-bottom:16px;
}
.device-card h3{font-size:17px}
.device-card p{font-size:14.3px;color:var(--muted-2);margin:0}

/* ===== Fact band ===== */
.fact-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding:26px;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(140deg,rgba(77,12,12,.9),rgba(43,4,4,.85));
  margin-top:30px;
}
.fact b{display:block;font-size:15.5px;color:var(--gold-soft)}
.fact span{font-size:14px;color:var(--muted-2)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(58,7,7,.55);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 48px 18px 20px;font-weight:600;font-size:15.5px;
  color:var(--cream);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:12px;transition:transform .25s ease;
}
.faq-item[open] summary{color:var(--gold-soft)}
.faq-item[open] summary::after{content:"\f068"}
.faq-item:hover{border-color:var(--line-strong)}
.faq-a{padding:0 20px 20px;color:var(--muted-2);font-size:15px;line-height:1.7}

/* ===== Post list ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{
  display:flex;flex-direction:column;gap:10px;
  padding:22px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(58,7,7,.55);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.post-tag{
  align-self:flex-start;font-size:11.5px;letter-spacing:.7px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.12);
  border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-weight:600;
}
.post-card h3{font-size:16px;margin:0}
.post-card p{font-size:14px;color:var(--muted-2);margin:0}
.post-date{font-size:12.5px;color:var(--muted-2);margin-top:auto;padding-top:6px}
.list-empty{
  border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:22px;color:var(--muted-2);font-size:14.5px;background:rgba(58,7,7,.4);
}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(120deg,#450A0A,#7c1d0d 46%,#450A0A);
  border-top:1px solid var(--line-strong);
  border-bottom:1px solid var(--line-strong);
}
.cta-inner{
  display:grid;grid-template-columns:1.5fr auto;gap:28px;
  align-items:center;padding-top:46px;padding-bottom:46px;
}
.cta-inner h2{font-size:clamp(21px,2.6vw,29px);margin-bottom:10px}
.cta-inner p{margin:0;color:var(--muted);font-size:15px;max-width:660px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#5a0d0d,#3A0707 68%,#2B0404);
  border:2px solid var(--gold);color:var(--gold);font-size:20px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab i{transition:transform .6s ease}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 10px 32px rgba(245,158,11,.5)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(4px)}
.fab-dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#dc2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ===== Footer ===== */
.site-footer{
  background:linear-gradient(180deg,#2B0404,#450A0A);
  border-top:1px solid var(--line);padding:56px 0 26px;color:var(--muted);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.footer-col h4{font-size:15px;color:var(--gold-soft);margin-bottom:14px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px;font-size:14px}
.footer-brand strong{font-size:15px;color:var(--cream)}
.footer-col p{font-size:14px;color:var(--muted-2)}
.footer-col ul li{
  display:flex;gap:9px;font-size:14px;color:var(--muted-2);padding:6px 0;
}
.footer-col ul li i{color:var(--gold);margin-top:5px;font-size:12.5px;flex-shrink:0}
.footer-links a{color:var(--muted-2);transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--gold);padding-left:3px}
.footer-note{
  margin-top:30px;padding:14px 18px;border:1px solid var(--line);
  border-radius:var(--radius);background:rgba(251,191,36,.06);
  font-size:13.5px;color:var(--gold-soft);
  display:flex;gap:10px;align-items:flex-start;
}
.footer-note i{margin-top:3px}
.footer-bottom{
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);
}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(43,4,4,.98);
    border-bottom:1px solid var(--line);
    padding:14px 20px 20px;
    transform:translateY(-140%);
    transition:transform .3s ease;
    max-height:calc(100vh - 74px);overflow:auto;
    margin-left:0;
  }
  .main-nav.is-open{transform:translateY(0)}
  .nav-toggle{display:grid}
  .cat-hero-inner{grid-template-columns:1fr;gap:32px}
  .value-grid{grid-template-columns:1fr;gap:0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr}
}
@media (max-width:768px){
  :root{--space:56px}
  .compare-wrap{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .device-grid{grid-template-columns:1fr}
  .fact-band{grid-template-columns:repeat(2,1fr)}
  .brand-text small{display:none}
  .hero-panel{padding:18px}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .btn-login{padding:9px 12px;font-size:12.5px}
  .btn-signup{padding:10px 13px;font-size:12.5px}
  .brand-text strong{font-size:13.5px}
  .brand-mark{width:40px;height:40px;border-radius:12px;font-size:13.5px}
  .fact-band{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .form-row{flex-direction:column}
  .form-row button{width:100%}
}

/* roulang page: article */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0707;
  --surface-2:#4d0c0c;
  --gold:#FBBF24;
  --gold-soft:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --muted:#E7E5E4;
  --muted-2:#cbb6ac;
  --line:rgba(251,191,36,.18);
  --line-strong:rgba(251,191,36,.42);
  --radius:16px;
  --radius-lg:26px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.45);
  --shadow-gold:0 12px 34px rgba(251,191,36,.22);
  --space:72px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.3;font-weight:700}
p{margin:0 0 16px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}

/* ===== Sections ===== */
.section{padding:var(--space) 0;position:relative}
.section.alt{background:linear-gradient(180deg,#3A0707 0%,#2B0404 100%)}
.section.deep{background:linear-gradient(180deg,#2B0404 0%,#450A0A 55%,#2B0404 100%)}
.section-head{max-width:840px;margin-bottom:34px}
.section-head h2{font-size:clamp(22px,3.2vw,34px)}
.section-head p{color:var(--muted-2);font-size:15.5px;margin:0}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;font-weight:600;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  min-height:48px;text-align:center;
}
.btn-gold{
  background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);
  color:#3A0707;box-shadow:0 10px 26px rgba(249,115,22,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(249,115,22,.45)}
.btn-gold:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(255,251,235,.05);color:var(--gold-soft);
  border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(251,191,36,.14);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--cream);border-color:rgba(255,251,235,.22)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.btn:focus-visible,.nav-link:focus-visible,.btn-login:focus-visible,.btn-signup:focus-visible,
a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(43,4,4,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(249,115,22,.3);
}
.brand-text strong{display:block;font-size:15px;font-weight:700;letter-spacing:.1px}
.brand-text small{display:block;font-size:11px;color:var(--gold-soft);opacity:.9;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{
  color:#3A0707;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);
  box-shadow:0 6px 16px rgba(249,115,22,.28);
}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--gold);border:1px solid var(--line-strong);
  transition:background .22s ease,color .22s ease;
  min-height:44px;display:inline-flex;align-items:center;
}
.btn-login:hover{background:rgba(251,191,36,.14);color:#fff}
.btn-signup{
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  box-shadow:0 8px 22px rgba(249,115,22,.3);
  min-height:44px;display:inline-flex;align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(249,115,22,.45)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold);font-size:18px;margin-left:6px;
}

/* ===== Article hero (help-center style) ===== */
.article-hero{position:relative;overflow:hidden;background:#2B0404;border-bottom:1px solid var(--line)}
.article-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/7e76399355b0deb6.jpg');
  background-size:cover;background-position:center;opacity:.34;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(43,4,4,.97) 0%,rgba(69,10,10,.9) 45%,rgba(43,4,4,.97) 100%);
}
.article-hero-inner{
  position:relative;z-index:2;padding:46px 20px 54px;
  max-width:920px;margin:0 auto;text-align:center;
}
.crumb{
  display:flex;justify-content:center;flex-wrap:wrap;gap:8px;
  font-size:12.5px;color:var(--muted-2);margin-bottom:18px;
}
.crumb span.dot{color:var(--gold);opacity:.7}
.crumb .current{color:var(--gold-soft)}
.article-hero h1{
  font-size:clamp(24px,4vw,44px);font-weight:800;line-height:1.28;
  letter-spacing:-.3px;margin-bottom:18px;
}
.article-lead{
  color:var(--muted);font-size:16px;line-height:1.72;
  max-width:780px;margin:0 auto 22px;
}
.article-meta{
  display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:10px;
  margin-bottom:28px;
}
.meta-item{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;color:var(--gold-soft);
  background:rgba(251,191,36,.08);border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;
}
.hero-search{
  display:flex;gap:10px;max-width:640px;margin:0 auto 22px;
  background:rgba(59,7,7,.75);border:1px solid var(--line-strong);
  border-radius:999px;padding:7px 7px 7px 20px;
  box-shadow:var(--shadow);
}
.hero-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--cream);font-size:14.5px;padding:10px 0;
}
.hero-search input::placeholder{color:var(--muted-2);opacity:.85}
.hero-search button{
  border:0;border-radius:999px;padding:12px 22px;font-weight:700;font-size:14px;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);color:#3A0707;
  display:inline-flex;align-items:center;gap:8px;flex-shrink:0;
  transition:transform .2s ease,box-shadow .2s ease;
}
.hero-search button:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(249,115,22,.4)}
.chip-row{display:flex;justify-content:center;flex-wrap:wrap;gap:9px}
.chip{
  font-size:13px;color:var(--muted);padding:8px 16px;border-radius:999px;
  background:rgba(255,251,235,.05);border:1px solid var(--line);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:rgba(251,191,36,.14);color:var(--gold-soft);border-color:var(--line-strong)}

/* ===== Key facts ===== */
.keyfacts{
  display:grid;grid-template-columns:1.05fr 1fr;gap:34px;align-items:center;
}
.keyfacts-media{
  margin:0;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.keyfacts-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.keyfacts-body h2{font-size:clamp(21px,2.6vw,29px);margin-bottom:16px}
.keyfacts-body p{color:var(--muted-2);font-size:15px}
.check-list{list-style:none;padding:0;margin:20px 0 0}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed rgba(251,191,36,.16);font-size:14.8px;color:var(--muted);
}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--gold);margin-top:5px;font-size:13px}

/* ===== Metric bar ===== */
.metric-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
}
.metric{
  background:linear-gradient(160deg,#3A0707,#2B0404);
  padding:26px 22px;
}
.metric strong{
  display:block;font-size:clamp(22px,2.6vw,30px);
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-weight:800;letter-spacing:-.4px;
}
.metric span{display:block;font-size:13.5px;color:var(--muted-2);margin-top:6px;line-height:1.5}

/* ===== Article layout ===== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:40px;align-items:start}
.article-main{
  background:linear-gradient(170deg,rgba(58,7,7,.72),rgba(43,4,4,.6));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 34px 22px;
}
.article-body{font-size:16px;color:#f4ece3}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:clamp(20px,2.4vw,27px);color:var(--cream);
  margin:36px 0 14px;padding-left:16px;border-left:4px solid var(--gold);
}
.article-body h3{font-size:18.5px;color:var(--gold-soft);margin:28px 0 12px}
.article-body h4{font-size:16.5px;color:var(--gold-soft);margin:22px 0 10px}
.article-body p{margin:0 0 18px;line-height:1.72;color:#efe5db}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px}
.article-body li{margin-bottom:10px;line-height:1.7}
.article-body li::marker{color:var(--gold)}
.article-body a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--gold-soft)}
.article-body blockquote{
  margin:24px 0;padding:20px 24px;border-left:4px solid var(--orange);
  background:rgba(249,115,22,.08);border-radius:0 var(--radius) var(--radius) 0;
  color:var(--gold-soft);font-size:16px;line-height:1.7;
}
.article-body img{border-radius:var(--radius);margin:22px 0;border:1px solid var(--line)}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-body th,.article-body td{
  border:1px solid rgba(251,191,36,.2);padding:11px 14px;text-align:left;
}
.article-body th{background:rgba(251,191,36,.1);color:var(--gold-soft);font-weight:600}
.article-body tr:nth-child(even) td{background:rgba(255,251,235,.03)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}
.not-found{
  text-align:left;padding:8px 0 18px;
}
.not-found h2{font-size:21px;color:var(--gold-soft);margin-bottom:12px}
.not-found p{color:var(--muted-2)}
.not-found .btn{margin-top:14px}

/* ===== Sidebar ===== */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{
  background:linear-gradient(160deg,rgba(77,12,12,.85),rgba(43,4,4,.8));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;
}
.side-card h3{font-size:15.5px;color:var(--gold);margin-bottom:14px;letter-spacing:.2px}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{
  display:flex;justify-content:space-between;gap:14px;
  font-size:13.8px;color:var(--muted-2);padding:10px 0;
  border-bottom:1px dashed rgba(251,191,36,.16);
}
.info-list li:last-child{border-bottom:0}
.info-list li span:last-child{color:var(--gold-soft);text-align:right}
.anchor-list{list-style:none;padding:0;margin:0}
.anchor-list li{margin-bottom:10px}
.anchor-list a{
  display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);
  padding:9px 12px;border-radius:var(--radius-sm);transition:background .2s ease,color .2s ease;
}
.anchor-list a:hover{background:rgba(251,191,36,.12);color:var(--gold-soft)}
.anchor-list i{color:var(--gold);font-size:12px}
.side-cta p{font-size:14px;color:var(--muted-2);margin-bottom:16px}
.side-cta .btn{width:100%}

/* ===== Scenario blocks ===== */
.scene-row{
  display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;
  padding:26px 0;
}
.scene-row + .scene-row{border-top:1px solid var(--line)}
.scene-row.reverse .scene-media{order:2}
.scene-media{
  margin:0;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scene-copy h3{font-size:20px;color:var(--cream);margin-bottom:12px}
.scene-copy p{color:var(--muted-2);font-size:15px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  font-size:12.5px;color:var(--gold-soft);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;padding:5px 13px;
}

/* ===== Topic matrix ===== */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.topic-card{
  display:flex;flex-direction:column;
  background:linear-gradient(160deg,rgba(77,12,12,.9),rgba(43,4,4,.85));
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.topic-card figure{margin:0;overflow:hidden}
.topic-card figure img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease}
.topic-card:hover figure img{transform:scale(1.05)}
.topic-body{padding:22px;display:flex;flex-direction:column;flex:1}
.topic-body h3{font-size:17.5px;margin-bottom:10px}
.topic-body p{color:var(--muted-2);font-size:14.3px;flex:1}
.topic-body .more{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;
  color:var(--gold);margin-top:8px;
}
.topic-body .more i{transition:transform .25s ease}
.topic-card:hover .more i{transform:translateX(5px)}

/* ===== News list ===== */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:14px;padding:20px;
  background:rgba(58,7,7,.7);border:1px solid var(--line);
  border-radius:var(--radius);transition:transform .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.news-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--radius-sm)}
.news-card h3{font-size:15.5px;line-height:1.5;margin:0}
.news-card p{font-size:13.5px;color:var(--muted-2);margin:0}
.list-more{margin-top:26px;text-align:right}
.list-more a{
  display:inline-flex;align-items:center;gap:9px;font-size:14.5px;font-weight:600;
  color:var(--gold);border-bottom:1px solid var(--line-strong);padding-bottom:4px;
}
.list-more a:hover{color:var(--gold-soft)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:linear-gradient(160deg,rgba(58,7,7,.85),rgba(43,4,4,.78));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:16px;font-weight:600;color:var(--cream);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--gold);transition:transform .25s ease;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item[open] summary{color:var(--gold-soft)}
.faq-answer{padding:0 24px 22px;color:var(--muted-2);font-size:14.8px;line-height:1.72}
.faq-answer p:last-child{margin-bottom:0}

/* ===== CTA band ===== */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#4d0c0c,#2B0404 65%);
  padding:46px 40px;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;
  background:radial-gradient(circle,rgba(251,191,36,.22),transparent 68%);
}
.cta-band-inner{position:relative;z-index:2;max-width:720px}
.cta-band h2{font-size:clamp(22px,3vw,32px);margin-bottom:14px}
.cta-band p{color:var(--muted);font-size:15.5px;margin-bottom:24px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-note{margin-top:20px;font-size:13px;color:var(--muted-2);display:flex;align-items:center;gap:8px}

/* ===== Footer ===== */
.site-footer{
  background:linear-gradient(180deg,#2B0404,#170202);
  border-top:1px solid var(--line);padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-col h4{font-size:15px;color:var(--gold);margin-bottom:16px;letter-spacing:.2px}
.footer-col p{font-size:14px;color:var(--muted-2);margin:0}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{
  font-size:13.8px;color:var(--muted-2);margin-bottom:11px;
  display:flex;gap:10px;align-items:flex-start;line-height:1.55;
}
.footer-col li i{color:var(--gold);margin-top:4px;font-size:12px;flex-shrink:0}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15px}
.footer-links a{color:var(--muted);transition:color .2s ease}
.footer-links a:hover{color:var(--gold)}
.footer-note{
  border-top:1px solid var(--line);margin-top:34px;padding-top:18px;
  font-size:13px;color:var(--muted-2);display:flex;gap:9px;align-items:center;
}
.footer-note i{color:var(--gold)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted-2);
  border-top:1px solid var(--line);margin-top:16px;padding-top:16px;
}

/* ===== FAB ===== */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#FDE68A,#FBBF24 45%,#C2410C 100%);
  border:2px solid #F59E0B;color:#3A0707;font-size:21px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab-support:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 32px rgba(245,158,11,.55)}
.fab-support:hover i{transform:rotate(360deg)}
.fab-support:active{transform:scale(.95) translateY(3px)}
.fab-support i{transition:transform .5s ease}
.fab-dot{
  position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* ===== Responsive ===== */
@media (max-width:1100px){
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:28px}
}
@media (max-width:1024px){
  :root{--space:58px}
  .article-layout{grid-template-columns:1fr}
  .article-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .topic-grid{grid-template-columns:1fr 1fr}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:920px){
  .main-nav{
    position:fixed;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(43,4,4,.98);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    padding:12px 16px 20px;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease;
    max-height:calc(100vh - 74px);overflow-y:auto;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{padding:14px 16px;border-radius:12px;font-size:15px}
  .nav-toggle{display:grid;place-items:center}
  .keyfacts{grid-template-columns:1fr;gap:24px}
  .scene-row{grid-template-columns:1fr;gap:20px}
  .scene-row.reverse .scene-media{order:0}
}
@media (max-width:768px){
  .header-inner{min-height:68px;gap:10px}
  .main-nav{top:68px}
  .brand-text small{display:none}
  .brand-text strong{font-size:13.5px}
  .article-main{padding:26px 20px 16px}
  .article-hero-inner{padding:34px 20px 42px}
  .hero-search{flex-wrap:wrap;border-radius:22px;padding:14px}
  .hero-search input{width:100%;padding:6px 6px}
  .hero-search button{width:100%;justify-content:center}
  .topic-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .cta-band{padding:34px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .list-more{text-align:left}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .container{padding:0 15px}
  .metric-bar{grid-template-columns:1fr}
  .brand-mark{width:40px;height:40px;font-size:13px}
  .btn-login{padding:9px 13px;font-size:13px}
  .btn-signup{padding:10px 14px;font-size:13px}
  .article-hero h1{font-size:23px}
  .cta-actions .btn{width:100%}
  .fab-support{width:52px;height:52px;bottom:88px;font-size:19px}
}

/* roulang page: category2 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0707;
  --surface-2:#4d0c0c;
  --gold:#FBBF24;
  --gold-soft:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --muted:#E7E5E4;
  --muted-2:#cbb6ac;
  --line:rgba(251,191,36,.18);
  --line-strong:rgba(251,191,36,.42);
  --radius:16px;
  --radius-lg:26px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.45);
  --shadow-gold:0 12px 34px rgba(251,191,36,.22);
  --space:72px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.28;font-weight:800;color:var(--cream)}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:8px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--space) 0;position:relative}
.section.alt{background:linear-gradient(180deg,#3A0707 0%,#2B0404 100%)}
.section.deep{background:linear-gradient(180deg,#2B0404 0%,#450A0A 55%,#2B0404 100%)}
.section-head{max-width:840px;margin-bottom:34px}
.section-head h2{font-size:clamp(23px,3.2vw,34px);margin-bottom:14px}
.section-head p{color:var(--muted-2);font-size:15.5px;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;font-weight:600;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;min-height:48px;text-align:center;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-gold{
  background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);
  color:#3A0707;box-shadow:0 10px 26px rgba(249,115,22,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(249,115,22,.45)}
.btn-gold:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,251,235,.05);color:var(--gold-soft);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(251,191,36,.14);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--cream);border-color:rgba(255,251,235,.22)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.btn-sm{padding:11px 20px;font-size:14px;min-height:44px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(43,4,4,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(249,115,22,.3);
}
.brand-text strong{display:block;font-size:15px;font-weight:700;letter-spacing:.1px}
.brand-text small{display:block;font-size:11px;color:var(--gold-soft);opacity:.9;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{
  color:#3A0707;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);
  box-shadow:0 6px 16px rgba(249,115,22,.28);
}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--gold);border:1px solid var(--line-strong);
  min-height:44px;display:inline-flex;align-items:center;
  transition:background .22s ease,color .22s ease;
}
.btn-login:hover{background:rgba(251,191,36,.14);color:#fff}
.btn-signup{
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  box-shadow:0 8px 22px rgba(249,115,22,.3);
  min-height:44px;display:inline-flex;align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(249,115,22,.45)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold);font-size:18px;margin-left:6px;place-items:center;
}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:#2B0404;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/7e76399355b0deb6.jpg');
  background-size:cover;background-position:center;
  opacity:.36;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(43,4,4,.97) 0%,rgba(69,10,10,.87) 44%,rgba(43,4,4,.96) 100%);
}
.hero-wrap{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.12fr .88fr;gap:38px;align-items:center;
  padding:58px 20px 34px;
}
.hero-copy{text-align:left}
.hero h1{font-size:clamp(26px,4vw,46px);font-weight:800;line-height:1.24;letter-spacing:-.4px;margin-bottom:18px}
.hero-lead{color:var(--muted);font-size:16px;max-width:640px;line-height:1.7;margin-bottom:26px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-panel{
  background:linear-gradient(160deg,rgba(58,7,7,.94),rgba(43,4,4,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow);
}
.hero-panel h2{font-size:15px;letter-spacing:1px;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.panel-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.panel-row:last-of-type{border-bottom:0}
.panel-row span{color:var(--muted-2)}
.panel-row b{color:var(--gold-soft);font-weight:700;text-align:right}
.hero-stats{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  padding:0 20px 54px;
}
.stat{background:rgba(255,251,235,.04);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.stat b{display:block;font-size:clamp(19px,2.4vw,24px);color:var(--gold);font-weight:800;line-height:1.2}
.stat span{font-size:13px;color:var(--muted-2);display:block;margin-top:4px}

/* ===== Split layout ===== */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.split-copy h2{font-size:clamp(22px,3vw,32px)}
.split-copy p{color:var(--muted-2);font-size:15.5px}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-tag{
  position:absolute;left:18px;bottom:18px;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:22px;
  padding:8px 16px;border-radius:12px;
  box-shadow:0 10px 24px rgba(0,0,0,.4);
}
.check-list{display:grid;gap:11px;margin:6px 0 0}
.check-list li{display:flex;gap:11px;font-size:15px;color:var(--muted)}
.check-list li i{color:var(--gold);margin-top:5px;font-size:14px}

/* ===== Spec rows ===== */
.spec{margin-top:42px;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;background:rgba(255,251,235,.02)}
.spec-head,.spec-row{display:grid;grid-template-columns:1fr 1fr 1.6fr;gap:18px;padding:16px 22px}
.spec-head{
  background:rgba(251,191,36,.09);
  font-size:12.5px;letter-spacing:1.1px;text-transform:uppercase;color:var(--gold);font-weight:700;
}
.spec-row{border-top:1px dashed var(--line);font-size:14.5px;color:var(--muted-2)}
.spec-row b{color:var(--cream);font-weight:700}
.spec-row em{font-style:normal;color:var(--gold-soft);font-weight:700}

/* ===== Metric cards ===== */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:linear-gradient(160deg,rgba(77,12,12,.72),rgba(43,4,4,.6));
  transition:transform .25s ease,border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.metric strong{display:block;font-size:clamp(22px,3vw,30px);color:var(--gold);font-weight:800;line-height:1.15}
.metric span{display:block;font-size:13.5px;color:var(--muted-2);margin-top:6px}

/* ===== Feature cards ===== */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.feature{
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;
  background:linear-gradient(160deg,rgba(77,12,12,.9),rgba(58,7,7,.82));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.feature .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line);color:var(--gold);
  font-size:18px;margin-bottom:16px;
}
.feature h3{font-size:17.5px;margin-bottom:8px}
.feature p{color:var(--muted-2);font-size:14.5px;margin:0}

/* ===== Flow ===== */
.flow{display:grid;gap:14px;max-width:960px}
.flow-item{
  display:flex;gap:18px;align-items:flex-start;
  padding:20px 22px;border-radius:var(--radius);
  background:rgba(255,251,235,.03);border:1px solid var(--line);
  transition:border-color .22s ease,background .22s ease;
}
.flow-item:hover{border-color:var(--line-strong);background:rgba(251,191,36,.05)}
.flow-num{
  flex-shrink:0;width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;font-size:16px;color:#3A0707;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
}
.flow-item h3{font-size:16.5px;margin-bottom:6px}
.flow-item p{color:var(--muted-2);font-size:14.5px;margin:0}

/* ===== Channels ===== */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.channel{
  border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;
  background:rgba(255,251,235,.03);display:flex;gap:13px;align-items:center;
  transition:transform .22s ease,border-color .22s ease;
}
.channel:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.channel i{font-size:20px;color:var(--gold)}
.channel strong{display:block;font-size:15px}
.channel span{display:block;font-size:12.5px;color:var(--muted-2)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(255,251,235,.03);overflow:hidden;
  transition:border-color .22s ease;
}
.faq-item[open],.faq-item:hover{border-color:var(--line-strong)}
.faq-item summary{
  padding:17px 22px;cursor:pointer;font-weight:600;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  list-style:none;color:var(--cream);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--gold);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;margin:0;color:var(--muted-2);font-size:14.5px}

/* ===== Posts ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(77,12,12,.9),rgba(58,7,7,.84));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.post-thumb{display:block;overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-meta{font-size:12px;color:var(--gold);letter-spacing:.6px;text-transform:uppercase;font-weight:600}
.post-body h3{font-size:16.5px;margin:0;line-height:1.42}
.post-body h3 a:hover{color:var(--gold)}
.post-body p{color:var(--muted-2);font-size:14px;margin:0}
.post-more{margin-top:30px;display:flex;justify-content:flex-start}
.empty-note{
  border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:22px;color:var(--muted-2);background:rgba(251,191,36,.04);max-width:520px;
}

/* ===== Category entries ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-item{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(255,251,235,.03);
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.cat-item:hover{border-color:var(--line-strong);background:rgba(251,191,36,.08);transform:translateY(-3px)}
.cat-item strong{display:block;font-size:15.5px}
.cat-item span{display:block;font-size:12.5px;color:var(--muted-2)}
.cat-item i{color:var(--gold);font-size:15px}

/* ===== CTA band ===== */
.cta-band{position:relative;overflow:hidden;border-top:1px solid var(--line)}
.cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/c5489c446b2930d0.jpg');
  background-size:cover;background-position:center;opacity:.32;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(69,10,10,.96),rgba(43,4,4,.9));
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:52px 20px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(22px,3vw,30px);margin-bottom:10px}
.cta-inner p{color:var(--muted);max-width:620px;margin:0;font-size:15.5px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{background:linear-gradient(180deg,#3A0707 0%,#1f0303 100%);border-top:1px solid var(--line);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-col h4{font-size:15px;color:var(--gold);margin-bottom:16px;letter-spacing:.4px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{font-size:15px}
.footer-col p{color:var(--muted-2);font-size:14px;line-height:1.7}
.footer-col ul{display:grid;gap:10px}
.footer-col ul li{font-size:14px;color:var(--muted-2);display:flex;gap:10px;align-items:flex-start}
.footer-col ul li i{color:var(--gold);margin-top:5px;font-size:13px}
.footer-links a{transition:color .2s ease}
.footer-links a:hover{color:var(--gold)}
.footer-note{
  margin-top:36px;padding:16px 18px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(251,191,36,.05);
  color:var(--muted-2);font-size:13.5px;
}
.footer-note i{color:var(--gold);margin-right:8px}
.footer-bottom{
  margin-top:22px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--muted-2);
}

/* ===== FAB ===== */
.fab-wrap{position:fixed;left:16px;bottom:96px;z-index:50;animation:fabFloat 3.6s ease-in-out infinite}
.fab{
  position:relative;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#FDE68A,#FBBF24 48%,#B45309 100%);
  border:2px solid #F59E0B;color:#3A0707;font-size:20px;opacity:.85;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  transition:transform .3s ease,opacity .3s ease,box-shadow .3s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab i{transition:transform .6s ease}
.fab:hover i{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:1px;right:1px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  :root{--space:60px}
  .hero-wrap{grid-template-columns:1fr;gap:26px;padding:44px 20px 26px}
  .hero-stats{grid-template-columns:repeat(2,1fr);padding-bottom:44px}
  .split{grid-template-columns:1fr;gap:28px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .main-nav{
    position:absolute;top:calc(100% + 1px);left:-20px;right:-20px;
    flex-direction:column;align-items:stretch;gap:4px;
    background:#3A0707;border-bottom:1px solid var(--line);
    padding:12px 20px 18px;display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 16px;font-size:14.5px}
  .nav-toggle{display:grid}
}
@media (max-width:768px){
  :root{--space:50px}
  .header-inner{min-height:66px;gap:10px}
  .brand-text small{display:none}
  .brand-text strong{font-size:13.5px}
  .btn-login{padding:9px 14px;font-size:13px}
  .btn-signup{padding:10px 15px;font-size:13px}
  .grid-3{grid-template-columns:1fr}
  .spec-head{display:none}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .spec-row b::before{content:"Hạng mục: ";color:var(--muted-2);font-weight:400}
  .cta-inner{padding:42px 20px;flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-cta .btn,.cta-actions .btn{width:100%}
  .footer-bottom{flex-direction:column}
  .fab-wrap{left:12px;bottom:88px}
}

/* roulang page: category3 */
:root{
  --bg:#2B0404;
  --bg-2:#450A0A;
  --surface:#3A0707;
  --surface-2:#4d0c0c;
  --gold:#FBBF24;
  --gold-soft:#FDE68A;
  --orange:#F97316;
  --cream:#FFFBEB;
  --muted:#E7E5E4;
  --muted-2:#cbb6ac;
  --line:rgba(251,191,36,.18);
  --line-strong:rgba(251,191,36,.42);
  --radius:16px;
  --radius-lg:26px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.45);
  --shadow-gold:0 12px 34px rgba(251,191,36,.22);
  --space:72px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg);
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 12px;font-weight:700;line-height:1.3;letter-spacing:-.2px}
p{margin:0 0 14px}
h1{font-size:clamp(25px,4vw,46px);font-weight:800;line-height:1.24}
h2{font-size:clamp(22px,3vw,32px)}
h3{font-size:18px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--space) 0;position:relative}
.section.alt{background:linear-gradient(180deg,#3A0707 0%,#2B0404 100%)}
.section.deep{background:linear-gradient(180deg,#2B0404 0%,#450A0A 55%,#2B0404 100%)}
.section-head{max-width:820px;margin-bottom:34px;text-align:left}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted-2);font-size:15.5px;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--gold);background:rgba(251,191,36,.1);
  border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;font-weight:600;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  min-height:48px;text-align:center;
}
.btn-gold{background:linear-gradient(135deg,#FDE68A,#FBBF24 40%,#F97316);color:#3A0707;box-shadow:0 10px 26px rgba(249,115,22,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(249,115,22,.45)}
.btn-gold:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,251,235,.05);color:var(--gold-soft);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(251,191,36,.14);color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--cream);border-color:rgba(255,251,235,.22)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(43,4,4,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  color:#3A0707;font-weight:800;font-size:15px;
  display:grid;place-items:center;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(249,115,22,.3);
}
.brand-text strong{display:block;font-size:15px;font-weight:700;letter-spacing:.1px}
.brand-text small{display:block;font-size:11px;color:var(--gold-soft);opacity:.9;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 15px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:background .22s ease,color .22s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--gold);background:rgba(251,191,36,.1)}
.nav-link.is-active{
  color:#3A0707;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);
  box-shadow:0 6px 16px rgba(249,115,22,.28);
}
.header-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.btn-login{
  padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--gold);border:1px solid var(--line-strong);
  transition:background .22s ease,color .22s ease;
  min-height:44px;display:inline-flex;align-items:center;
}
.btn-login:hover{background:rgba(251,191,36,.14);color:#fff}
.btn-signup{
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:700;
  background:linear-gradient(135deg,#FBBF24,#F97316);color:#3A0707;
  box-shadow:0 8px 22px rgba(249,115,22,.3);
  min-height:44px;display:inline-flex;align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(249,115,22,.45)}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  background:rgba(251,191,36,.1);border:1px solid var(--line);
  color:var(--gold);font-size:18px;margin-left:6px;
  align-items:center;justify-content:center;
}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;background:#2B0404;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/7e76399355b0deb6.jpg');
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(43,4,4,.98) 0%,rgba(69,10,10,.88) 45%,rgba(43,4,4,.96) 100%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center;
  padding-top:56px;padding-bottom:66px;
}
.hero-copy{text-align:left}
.hero h1{margin-bottom:18px}
.hero-lead{color:var(--muted);font-size:16px;max-width:620px;margin:0 0 26px;line-height:1.7}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-points{display:grid;gap:10px;max-width:560px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;color:var(--muted-2);font-size:14.5px}
.hero-points i{color:var(--gold);margin-top:4px;font-size:13px}

.hero-panel{
  background:linear-gradient(165deg,rgba(77,12,12,.96),rgba(43,4,4,.94));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.panel-cover{position:relative;aspect-ratio:16/10;overflow:hidden}
.panel-cover img{width:100%;height:100%;object-fit:cover}
.panel-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(43,4,4,0) 40%,rgba(43,4,4,.92) 100%)}
.panel-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;
  font-size:11.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;
  padding:6px 12px;border-radius:999px;color:#3A0707;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 50%,#F97316);
}
.panel-body{padding:22px 24px 26px}
.panel-title{font-size:13px;letter-spacing:1.2px;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.toc{display:grid;gap:9px;margin-bottom:22px}
.toc li{display:flex;gap:10px;font-size:14.5px;color:var(--muted)}
.toc li span{
  width:22px;height:22px;border-radius:7px;flex-shrink:0;
  display:grid;place-items:center;font-size:11.5px;font-weight:700;
  background:rgba(251,191,36,.14);color:var(--gold);border:1px solid var(--line);
}
.panel-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
  border-top:1px solid var(--line);padding-top:18px;
}
.panel-stats li{text-align:left}
.panel-stats strong{display:block;font-size:19px;color:var(--gold);line-height:1.2}
.panel-stats span{font-size:11.5px;color:var(--muted-2);line-height:1.4;display:block}

/* ===== Grids & cards ===== */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:linear-gradient(160deg,rgba(77,12,12,.92),rgba(58,7,7,.86));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  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-gold)}
.card-icon{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  font-size:20px;color:#3A0707;margin-bottom:16px;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 50%,#F97316);
  box-shadow:0 8px 20px rgba(249,115,22,.28);
}
.card h3{margin-bottom:9px}
.card p{color:var(--muted-2);font-size:14.5px;margin:0}
.card-tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;
  color:var(--gold);border:1px solid var(--line-strong);border-radius:999px;
  padding:4px 10px;margin-bottom:14px;
}

/* ===== Split (scenario) ===== */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:start}
.split-copy p{color:var(--muted-2);font-size:15.5px}
.scene-list{display:grid;gap:14px}
.scene-list li{
  border-left:2px solid var(--line-strong);
  padding:4px 0 4px 18px;
}
.scene-list strong{display:block;font-size:15.5px;color:var(--cream);margin-bottom:5px}
.scene-list span{font-size:14px;color:var(--muted-2)}
.split-note{
  margin-top:24px;padding:18px 20px;border-radius:var(--radius);
  background:rgba(251,191,36,.07);border:1px dashed var(--line-strong);
  color:var(--gold-soft);font-size:14px;
}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  background:linear-gradient(160deg,rgba(58,7,7,.9),rgba(43,4,4,.85));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.step-index{
  font-size:30px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,#FDE68A,#F97316);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;margin-bottom:12px;
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted-2);margin:0}

/* ===== Stats band ===== */
.stat-band{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(77,12,12,.55);padding:24px 22px;
}
.stat-item strong{
  display:block;font-size:clamp(24px,3vw,32px);font-weight:800;
  background:linear-gradient(135deg,#FDE68A,#FBBF24 45%,#F97316);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.15;margin-bottom:6px;
}
.stat-item span{font-size:13.5px;color:var(--muted-2)}

/* ===== Channel rows ===== */
.channel-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:start}
.channel-list{display:grid;gap:12px}
.channel-row{
  display:flex;align-items:center;gap:16px;
  background:linear-gradient(120deg,rgba(77,12,12,.85),rgba(43,4,4,.7));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;transition:border-color .22s ease,transform .22s ease;
}
.channel-row:hover{border-color:var(--line-strong);transform:translateX(4px)}
.channel-row .ch-icon{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;
  background:rgba(251,191,36,.12);border:1px solid var(--line);color:var(--gold);font-size:16px;
}
.channel-row .ch-body{flex:1;min-width:0}
.channel-row strong{display:block;font-size:15.5px;margin-bottom:3px}
.channel-row span{font-size:13.5px;color:var(--muted-2)}
.ch-status{
  flex-shrink:0;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;
  color:#065f46;background:#6ee7b7;border-radius:999px;padding:5px 11px;
}
.ch-status.warm{color:#7c2d12;background:#fdba74}

/* ===== Form ===== */
.signup-form{
  background:linear-gradient(165deg,rgba(77,12,12,.94),rgba(43,4,4,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow);
}
.form-label{display:block;font-size:15px;font-weight:600;margin-bottom:14px;color:var(--cream)}
.form-row{display:flex;gap:10px;flex-wrap:wrap}
.form-row input{
  flex:1 1 180px;min-height:48px;padding:12px 16px;border-radius:999px;
  background:rgba(43,4,4,.85);border:1px solid var(--line);
  color:var(--cream);font-size:14.5px;transition:border-color .22s ease,background .22s ease;
}
.form-row input::placeholder{color:rgba(203,182,172,.7)}
.form-row input:focus{border-color:var(--gold);background:rgba(43,4,4,1)}
.form-hint{margin:14px 0 0;font-size:12.5px;color:var(--muted-2)}

/* ===== Posts ===== */
.post-card{
  background:linear-gradient(160deg,rgba(58,7,7,.9),rgba(43,4,4,.85));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;display:flex;flex-direction:column;gap:10px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-gold)}
.post-title{font-size:16.5px;line-height:1.45;margin:0}
.post-title a:hover{color:var(--gold)}
.post-excerpt{font-size:14px;color:var(--muted-2);margin:0;flex:1}
.post-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:rgba(203,182,172,.85);border-top:1px solid var(--line);padding-top:12px}
.post-meta i{color:var(--gold);margin-right:5px}
.empty-note{color:var(--muted-2);font-size:14.5px}

/* ===== FAQ ===== */
.faq-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  background:linear-gradient(160deg,rgba(58,7,7,.9),rgba(43,4,4,.85));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:border-color .22s ease;
}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--gold);flex-shrink:0;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{padding:0 22px 20px;margin:0;color:var(--muted-2);font-size:14.5px}

/* ===== CTA band ===== */
.cta-band{
  background:
    linear-gradient(135deg,rgba(69,10,10,.96),rgba(43,4,4,.96)),
    url('/assets/images/1dc8088b65c2df3f.jpg') center/cover no-repeat;
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:48px 36px;text-align:center;box-shadow:var(--shadow);
}
.cta-band h2{max-width:760px;margin:0 auto 14px}
.cta-band p{color:var(--muted);max-width:660px;margin:0 auto 26px;font-size:15.5px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Footer ===== */
.site-footer{
  background:linear-gradient(180deg,#2B0404 0%,#450A0A 60%,#2B0404 100%);
  border-top:1px solid var(--line-strong);
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px}
.footer-col p{color:var(--muted-2);font-size:14px}
.footer-col h4{font-size:14px;letter-spacing:.6px;text-transform:uppercase;color:var(--gold);margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col ul li{color:var(--muted-2);font-size:14px;display:flex;gap:10px;align-items:flex-start}
.footer-col ul li i{color:var(--gold);margin-top:4px;font-size:12.5px}
.footer-links a{transition:color .2s ease}
.footer-links a:hover{color:var(--gold)}
.footer-note{
  margin-top:34px;padding:16px 20px;border-radius:var(--radius);
  background:rgba(251,191,36,.07);border:1px solid var(--line);
  color:var(--muted-2);font-size:13.5px;
}
.footer-note i{color:var(--gold);margin-right:8px}
.footer-bottom{
  margin-top:22px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:rgba(203,182,172,.85);font-size:13px;
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;font-size:21px;color:#FDE68A;
  background:radial-gradient(circle at 32% 28%,#5a0d0d 0%,#2B0404 62%,#1a0202 100%);
  border:2px solid #F59E0B;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;
  animation:fabFloat 3.2s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 32px rgba(245,158,11,.55)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab i{transition:transform .45s ease}
.fab:hover i{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#dc2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  :root{--space:56px}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;margin-left:0;
    background:rgba(43,4,4,.99);border-bottom:1px solid var(--line-strong);
    padding:14px 18px 20px;display:none;box-shadow:var(--shadow);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 14px;font-size:15px}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding-top:42px;padding-bottom:52px}
  .hero-panel{max-width:560px}
  .split,.channel-wrap,.faq-grid{grid-template-columns:1fr;gap:30px}
  .steps,.grid-4,.stat-band{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .header-inner{min-height:68px;gap:10px}
  .brand-mark{width:40px;height:40px;border-radius:12px}
  .brand-text strong{font-size:13.5px}
  .brand-text small{font-size:10px}
  .btn-login{padding:9px 13px;font-size:13px}
  .btn-signup{padding:10px 15px;font-size:13px}
  .panel-stats{grid-template-columns:1fr 1fr;row-gap:16px}
  .cta-band{padding:36px 22px}
  .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
  :root{--space:46px}
  .container{padding:0 16px}
  .brand-text small{display:none}
  .btn-login{display:none}
  .header-actions{gap:6px}
  .grid-2,.grid-3,.grid-4,.steps,.stat-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .fab{left:12px;bottom:84px;width:54px;height:54px;font-size:19px}
}