/* roulang page: index */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#082718;
  --surface:#0E3223;
  --surface-2:#123A28;
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-soft:rgba(245,158,11,.14);
  --red:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --muted-2:#8FA69A;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(245,158,11,.14);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --shadow-sm:0 10px 26px rgba(0,0,0,.32);
  --grad-gold:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --container:1200px;
  --head-h:76px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  font-family:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:
    radial-gradient(1100px 600px at 12% -6%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(245,158,11,.10), transparent 55%),
    var(--bg);
  color:var(--ivory);
  line-height:1.65;
  padding-top:var(--head-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
h1,h2,h3,h4{font-weight:800;line-height:1.24;letter-spacing:-.3px}
h1{font-size:clamp(26px,3.2vw,40px)}
h2{font-size:clamp(23px,2.5vw,33px)}
h3{font-size:clamp(17px,1.4vw,20px)}
p{color:var(--mint);opacity:.92}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.85),rgba(5,31,20,.6));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:15.5px;max-width:700px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#062315;box-shadow:0 12px 28px rgba(245,158,11,.30)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(245,158,11,.45)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{border:1px solid rgba(245,158,11,.55);color:var(--gold-2)}
.btn-ghost:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-soft{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--ivory)}
.btn-soft:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--head-h);
  background:rgba(5,31,20,.90);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-gold);color:#062315;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ivory);letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--gold-2);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:var(--mint);opacity:.85;
  transition:color .2s ease,background .2s ease,opacity .2s ease;
}
.nav-link:hover{color:var(--ivory);background:rgba(255,255,255,.06);opacity:1}
.nav-link.is-active{color:var(--gold-2);background:var(--gold-soft);opacity:1}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  padding:10px 16px;font-size:14px;font-weight:600;color:var(--gold-2);
  border:1px solid rgba(245,158,11,.45);border-radius:var(--radius-pill);
  transition:background .2s ease,color .2s ease;
}
.btn-login:hover{background:var(--gold-soft)}
.btn-signup{
  padding:11px 20px;font-size:14px;font-weight:800;color:#062315;
  background:var(--grad-gold);border-radius:var(--radius-pill);
  box-shadow:0 10px 24px rgba(245,158,11,.32);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--gold-2);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;padding:66px 0 78px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.30;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.88) 46%,rgba(5,31,20,.72) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:7px 15px;border-radius:var(--radius-pill);margin-bottom:20px;letter-spacing:.02em;
}
.hero h1{margin-bottom:18px;color:#fff}
.hero-lead{font-size:15.5px;max-width:640px;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;max-width:640px}
.hero-point{padding-left:14px;border-left:2px solid rgba(245,158,11,.45)}
.hero-point strong{display:block;font-size:17px;color:var(--gold-2);font-weight:800}
.hero-point span{font-size:12.5px;color:var(--muted-2)}

.hero-form{
  background:linear-gradient(180deg,rgba(14,50,35,.96),rgba(8,39,24,.96));
  border:1px solid var(--line);border-radius:22px;padding:28px;
  box-shadow:var(--shadow);position:relative;
}
.hero-form::before{
  content:"TÂN THỦ";position:absolute;top:-11px;left:26px;
  background:linear-gradient(135deg,#DC2626,#991B1B);color:#fff;
  font-size:10.5px;font-weight:800;letter-spacing:.14em;padding:5px 12px;border-radius:var(--radius-pill);
}
.hero-form h2{font-size:20px;margin:8px 0 8px}
.hero-form > p{font-size:13.5px;margin-bottom:20px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:700;color:var(--gold-2);letter-spacing:.05em;text-transform:uppercase;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
  color:var(--ivory);font-size:14px;transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(209,250,229,.42)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:rgba(245,158,11,.6);background:rgba(255,255,255,.08);outline:none;
}
.field select option{background:#0B2E1E;color:var(--ivory)}
.form-note{font-size:11.5px;color:var(--muted-2);margin-top:12px;line-height:1.55}
.slot-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}
.slot{
  text-align:center;font-size:12px;font-weight:700;padding:9px 4px;border-radius:10px;
  border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.04);color:var(--mint);
  transition:.2s;
}
.slot:hover{border-color:rgba(245,158,11,.55);color:var(--gold-2);background:var(--gold-soft)}

/* ===== Trust strip ===== */
.trust-strip{background:rgba(11,46,30,.7);border-bottom:1px solid var(--line-soft);padding:26px 0}
.trust-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 30px;justify-content:space-between}
.trust-item{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--mint)}
.trust-item i{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:var(--gold-soft);border:1px solid var(--line);font-style:normal;font-size:15px;
}
.age-badge{
  font-size:12px;font-weight:800;letter-spacing:.06em;color:var(--gold-2);
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:6px 14px;background:rgba(220,38,38,.14);
}

/* ===== Generic cards ===== */
.card{
  position:relative;background:linear-gradient(180deg,var(--surface),#0A2718);
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:rgba(245,158,11,.5)}
.card h3{margin-bottom:10px;color:#fff}
.card p{font-size:14px}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--gold-soft);border:1px solid var(--line);font-size:21px;margin-bottom:16px;
}
.corner-tag{
  position:absolute;top:-11px;right:20px;
  background:linear-gradient(135deg,#DC2626,#991B1B);color:#fff;
  font-size:10.5px;font-weight:800;letter-spacing:.12em;padding:5px 12px;border-radius:var(--radius-pill);
}
.corner-tag.gold{background:var(--grad-gold);color:#062315}

/* ===== Stats ===== */
.stat-band{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:36px}
.stat{padding:22px;border-left:2px solid rgba(245,158,11,.4);background:rgba(255,255,255,.03);border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.stat strong{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--gold-2);letter-spacing:-.5px}
.stat span{font-size:13px;color:var(--muted-2)}

/* ===== Content split ===== */
.split{display:grid;grid-template-columns:1.25fr .75fr;gap:42px;align-items:start}
.prose-block{margin-bottom:34px;padding-left:20px;border-left:2px solid rgba(245,158,11,.32)}
.prose-block h3{margin-bottom:10px;color:var(--gold-2)}
.prose-block p{font-size:14.5px}
.prose-block ul{margin-top:12px}
.prose-block li{font-size:14px;color:var(--mint);padding-left:20px;position:relative;margin-bottom:8px}
.prose-block li::before{content:"▸";position:absolute;left:0;color:var(--gold)}
.side-panel{background:linear-gradient(180deg,var(--surface-2),#0A2718);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.side-panel h3{font-size:16px;margin-bottom:16px;color:var(--gold-2);text-transform:uppercase;letter-spacing:.08em;font-size:12.5px}
.odds-list li{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.2);font-size:13.5px}
.odds-list li:last-child{border-bottom:0}
.odds-list b{color:var(--gold-2);font-weight:700;white-space:nowrap}
.media-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-caption{font-size:12.5px;color:var(--muted-2);margin-top:12px}

/* ===== Pay methods ===== */
.pay-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:30px}
.pay-item{
  display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid rgba(245,158,11,.32);
  font-size:14px;font-weight:700;transition:.22s;
}
.pay-item:hover{background:var(--gold-soft);transform:translateY(-3px)}
.pay-item span{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:rgba(245,158,11,.16);font-size:17px}
.step-line{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:38px;counter-reset:step}
.step{padding-top:20px;border-top:2px solid rgba(245,158,11,.35);position:relative}
.step::before{
  counter-increment:step;content:counter(step);
  position:absolute;top:-15px;left:0;width:28px;height:28px;border-radius:50%;
  background:var(--grad-gold);color:#062315;font-size:13px;font-weight:800;
  display:grid;place-items:center;
}
.step h4{font-size:15px;margin-bottom:6px;color:#fff}
.step p{font-size:13.5px}

/* ===== Compare ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:32px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.compare-col{padding:28px}
.compare-col:first-child{background:rgba(255,255,255,.03);border-right:1px solid var(--line)}
.compare-col:last-child{background:linear-gradient(180deg,rgba(245,158,11,.10),rgba(245,158,11,.02))}
.compare-col h3{font-size:15px;text-transform:uppercase;letter-spacing:.08em;margin-bottom:18px;color:var(--gold-2)}
.compare-col ul li{font-size:14px;padding:9px 0 9px 24px;position:relative;border-bottom:1px dashed rgba(245,158,11,.16)}
.compare-col ul li:last-child{border-bottom:0}
.compare-col ul li::before{position:absolute;left:0;font-weight:800}
.compare-col.no li::before{content:"✕";color:#EF4444}
.compare-col.yes li::before{content:"✓";color:#10B981}

/* ===== Screenshot stage ===== */
.stage{display:grid;grid-template-columns:1.35fr .65fr;gap:22px;margin-top:34px}
.stage-side{display:grid;gap:22px}
.stage figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);position:relative;background:#0A2718}
.stage img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.stage figure:hover img{transform:scale(1.04)}
.stage figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;font-size:13px;font-weight:600;
  background:linear-gradient(0deg,rgba(5,31,20,.94),rgba(5,31,20,0));color:var(--ivory);
}

/* ===== Tier ladder ===== */
.ladder{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:34px}
.tier{
  padding:24px 22px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
  transition:.25s;
}
.tier:hover{border-color:rgba(245,158,11,.55);transform:translateY(-4px)}
.tier h3{font-size:16px;color:var(--gold-2);margin-bottom:6px}
.tier .amount{font-size:24px;font-weight:800;color:#fff;letter-spacing:-.5px;margin-bottom:12px}
.tier ul li{font-size:13.5px;padding:7px 0 7px 18px;position:relative;color:var(--mint)}
.tier ul li::before{content:"◆";position:absolute;left:0;font-size:9px;top:12px;color:var(--gold)}

/* ===== Cases ===== */
.case{display:grid;grid-template-columns:200px 1fr;gap:24px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line-soft)}
.case:last-child{border-bottom:0}
.case-img{border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.case h3{font-size:17px;margin-bottom:8px}
.case p{font-size:14px}
.case .who{font-size:12.5px;color:var(--gold-2);font-weight:700;letter-spacing:.04em;margin-top:10px;display:block}

/* ===== Reviews ===== */
.review{padding:24px;border-radius:var(--radius);background:rgba(255,255,255,.04);border:1px solid var(--line-soft)}
.review .stars{color:var(--gold-2);font-size:14px;letter-spacing:2px;margin-bottom:12px}
.review p{font-size:14px;margin-bottom:16px}
.review .author{font-size:12.5px;font-weight:700;color:var(--gold-2)}
.bubble-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.bubble{
  font-size:13px;color:var(--mint);padding:10px 18px;border-radius:var(--radius-pill);
  background:rgba(245,158,11,.09);border:1px solid var(--line-soft);transition:.2s;
}
.bubble:hover{background:var(--gold-soft);color:var(--gold-2);transform:translateY(-2px)}

/* ===== Channel matrix ===== */
.channel-card{
  display:block;padding:28px;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),#0A2718);
  border:1px solid var(--line);transition:.25s;
}
.channel-card:hover{transform:translateY(-5px);border-color:rgba(245,158,11,.6);box-shadow:var(--shadow-sm)}
.channel-card .channel-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;font-size:23px;
  background:var(--gold-soft);border:1px solid var(--line);margin-bottom:18px;
}
.channel-card h3{margin-bottom:10px}
.channel-card p{font-size:14px;margin-bottom:18px}
.channel-more{font-size:13px;font-weight:700;color:var(--gold-2);display:inline-flex;align-items:center;gap:7px}
.channel-card:hover .channel-more{gap:12px;transition:gap .2s ease}

/* ===== News ===== */
.news-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:38px;align-items:start}
.news-item{padding:22px 0;border-bottom:1px solid var(--line-soft)}
.news-item:first-child{padding-top:0}
.news-item h3{font-size:17px;margin-bottom:9px;color:#fff;transition:color .2s ease}
.news-item:hover h3{color:var(--gold-2)}
.news-summary{font-size:14px;margin-bottom:12px}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted-2)}
.news-meta .tag{background:var(--gold-soft);border:1px solid var(--line);color:var(--gold-2);padding:3px 11px;border-radius:var(--radius-pill);font-weight:700}
.side-list li{padding:12px 0;border-bottom:1px dashed rgba(245,158,11,.2)}
.side-list li:last-child{border-bottom:0}
.side-list a{font-size:13.5px;color:var(--mint);transition:color .2s ease}
.side-list a:hover{color:var(--gold-2)}
.empty-note{font-size:14px;color:var(--muted-2);padding:18px 0}

/* ===== FAQ ===== */
.faq-list{max-width:880px;margin-top:30px}
.faq-item{border-bottom:1px solid var(--line-soft);padding:22px 0}
.faq-item h3{font-size:16px;margin-bottom:10px;color:var(--gold-2);display:flex;gap:10px}
.faq-item h3::before{content:"?";flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--gold-soft);border:1px solid var(--line);display:grid;place-items:center;font-size:13px;color:var(--gold-2)}
.faq-item p{font-size:14px;padding-left:34px}

/* ===== Contact / CTA ===== */
.contact-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start;
  background:linear-gradient(180deg,rgba(14,50,35,.9),rgba(8,39,24,.9));
  border:1px solid var(--line);border-radius:24px;padding:44px;box-shadow:var(--shadow);
}
.contact-copy h2{margin-bottom:16px}
.contact-copy p{font-size:15px;margin-bottom:22px}
.contact-points li{display:flex;gap:12px;font-size:14px;margin-bottom:14px;color:var(--mint)}
.contact-points i{font-style:normal;color:var(--gold-2)}
.privacy-note{
  font-size:12.5px;color:var(--muted-2);margin-top:16px;padding:14px 16px;
  border-radius:12px;background:rgba(255,255,255,.04);border:1px dashed rgba(245,158,11,.28);
}

/* ===== Footer ===== */
.site-footer{background:#04180F;border-top:1px solid var(--line-soft);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid var(--line-soft)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15px;color:#fff}
.footer-col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--gold-2);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:var(--mint);opacity:.85;transition:.2s}
.footer-col a:hover{color:var(--gold-2);opacity:1}
.footer-about{font-size:13.5px;color:var(--muted-2);max-width:340px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding-top:22px;font-size:12.5px;color:var(--muted-2)}
.footer-bottom a{color:var(--gold-2)}
.license-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.license-chip{font-size:11.5px;font-weight:700;letter-spacing:.06em;color:var(--mint);border:1px solid var(--line-soft);border-radius:var(--radius-pill);padding:5px 12px}

/* ===== 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 30% 25%,#1C1C1C,#3F0A0A 70%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active{transform:scale(.94) translateY(3px)}
.fab svg{width:26px;height:26px;fill:none;stroke:var(--gold-2);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .4s ease}
.fab:hover svg{transform:rotate(360deg)}
.fab::after{
  content:"";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){
  .hero-inner{grid-template-columns:1fr;gap:38px}
  .split{grid-template-columns:1fr;gap:30px}
  .news-layout{grid-template-columns:1fr;gap:26px}
  .stage{grid-template-columns:1fr}
  .stage-side{grid-template-columns:1fr 1fr}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ladder{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-line{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px 20px}
  .contact-wrap{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{
    position:absolute;top:var(--head-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.99);border-bottom:1px solid var(--line);
    padding:14px 20px 22px;display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 14px;border-radius:12px;font-size:15px}
  .nav-toggle{display:flex}
  .header-actions{margin-left:auto}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:44px 0 58px}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .compare-col:first-child{border-right:0;border-bottom:1px solid var(--line)}
  .case{grid-template-columns:1fr;gap:16px}
  .hero-points{grid-template-columns:1fr 1fr}
  .brand-text em{display:none}
  .brand-text strong{font-size:13.5px;max-width:150px}
  .btn-login,.btn-signup{padding:9px 14px;font-size:13px}
  .stage-side{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 15px}
  .hero-points{grid-template-columns:1fr}
  .stat-band{grid-template-columns:1fr}
  .ladder{grid-template-columns:1fr}
  .pay-grid{grid-template-columns:1fr}
  .step-line{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-form{padding:22px}
  .contact-wrap{padding:24px}
  .btn{width:100%}
  .hero-cta .btn{width:100%}
  .header-actions .btn-login,.header-actions .btn-signup{width:auto}
  .brand-mark{width:36px;height:36px;font-size:17px}
}

/* roulang page: article */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#082718;
  --surface:#0E3223;
  --surface-2:#123A28;
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-soft:rgba(245,158,11,.14);
  --red:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --muted-2:#8FA69A;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(245,158,11,.14);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --shadow-sm:0 10px 26px rgba(0,0,0,.32);
  --grad-gold:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --container:1200px;
  --head-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:
    radial-gradient(1100px 600px at 12% -6%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(245,158,11,.10), transparent 55%),
    var(--bg);
  color:var(--ivory);
  font-size:16px;
  line-height:1.65;
  padding-top:var(--head-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 14px;color:var(--mint);line-height:1.7}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.25;color:var(--ivory);font-weight:800;letter-spacing:-.3px}
h1{font-size:clamp(28px,3.4vw,44px)}
h2{font-size:clamp(23px,2.5vw,32px)}
h3{font-size:18px;font-weight:700}
h4{font-size:15px;font-weight:700}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.85),rgba(5,31,20,.6));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:15.5px;max-width:700px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#062315;box-shadow:0 12px 28px rgba(245,158,11,.30)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(245,158,11,.45)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{border:1px solid rgba(245,158,11,.55);color:var(--gold-2)}
.btn-ghost:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-soft{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--ivory)}
.btn-soft:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--head-h);
  background:rgba(5,31,20,.90);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-gold);color:#062315;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ivory);letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--gold-2);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:var(--mint);opacity:.85;
  transition:color .2s ease,background .2s ease,opacity .2s ease;
}
.nav-link:hover{color:var(--ivory);background:rgba(255,255,255,.06);opacity:1}
.nav-link.is-active{color:var(--gold-2);background:var(--gold-soft);opacity:1}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  padding:10px 16px;font-size:14px;font-weight:600;color:var(--gold-2);
  border:1px solid rgba(245,158,11,.45);border-radius:var(--radius-pill);
  transition:background .2s ease,color .2s ease;
}
.btn-login:hover{background:var(--gold-soft)}
.btn-signup{
  padding:11px 20px;font-size:14px;font-weight:800;color:#062315;
  background:var(--grad-gold);border-radius:var(--radius-pill);
  box-shadow:0 10px 24px rgba(245,158,11,.32);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--gold-2);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Article hero ===== */
.article-hero{position:relative;padding:56px 0 70px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.article-hero .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;filter:saturate(.85)}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.90) 44%,rgba(5,31,20,.70) 100%);
}
.article-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr .78fr;gap:48px;align-items:center}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted-2);margin-bottom:18px}
.breadcrumb a{color:var(--mint);opacity:.9;transition:color .2s ease}
.breadcrumb a:hover{color:var(--gold-2)}
.breadcrumb span.sep{color:rgba(245,158,11,.5)}
.breadcrumb .current{color:var(--gold-2);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{margin-bottom:18px;letter-spacing:-.6px}
.article-hero .lead{font-size:16.5px;color:var(--mint);max-width:640px}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:22px 0 26px}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);
  padding:6px 13px;border-radius:var(--radius-pill);
}
.meta-chip strong{color:var(--gold-2);font-weight:700}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{position:relative;transform:translateY(-14px)}
.hero-visual .frame{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:5/7;
}
.hero-visual .frame img{width:100%;height:100%;object-fit:cover}
.hero-visual .frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,31,20,.05) 40%,rgba(5,31,20,.86) 100%)}
.float-stat{
  position:absolute;left:-22px;bottom:34px;z-index:3;
  background:rgba(14,50,35,.94);border:1px solid var(--line);
  border-radius:var(--radius);padding:14px 18px;box-shadow:var(--shadow-sm);
  backdrop-filter:blur(8px);min-width:168px;
}
.float-stat b{display:block;font-size:22px;color:var(--gold-2);font-weight:800;line-height:1.2}
.float-stat span{font-size:12px;color:var(--mint);opacity:.85}

/* ===== Article body ===== */
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:46px;align-items:start}
.post-body{font-size:16.5px;color:var(--mint);line-height:1.72}
.post-body > *:first-child{margin-top:0}
.post-body h2{
  font-size:clamp(21px,2.1vw,27px);margin:38px 0 14px;padding-left:16px;position:relative;color:var(--ivory);
}
.post-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad-gold);
}
.post-body h3{margin:26px 0 10px;color:var(--gold-2);font-size:18px}
.post-body p{margin:0 0 16px;color:var(--mint)}
.post-body a{color:var(--gold-2);border-bottom:1px dashed rgba(245,158,11,.5)}
.post-body a:hover{color:var(--gold)}
.post-body strong{color:var(--ivory)}
.post-body ul,.post-body ol{margin:0 0 18px;padding-left:0}
.post-body ul li,.post-body ol li{
  position:relative;padding-left:26px;margin-bottom:10px;color:var(--mint);line-height:1.7;
}
.post-body ul li::before{
  content:"";position:absolute;left:6px;top:10px;width:7px;height:7px;border-radius:2px;
  background:var(--grad-gold);transform:rotate(45deg);
}
.post-body ol{counter-reset:li}
.post-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  display:grid;place-items:center;font-size:11px;font-weight:700;color:#062315;background:var(--grad-gold);
}
.post-body img{border-radius:var(--radius);margin:20px 0;border:1px solid var(--line-soft)}
.post-body blockquote{
  margin:22px 0;padding:18px 22px;border-left:3px solid var(--gold);
  background:rgba(245,158,11,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--ivory);font-style:italic;
}
.post-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.post-body th,.post-body td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left}
.post-body th{background:rgba(245,158,11,.10);color:var(--gold-2);font-weight:700}
.post-body hr{border:0;height:1px;background:var(--line-soft);margin:28px 0}
.post-empty{
  border:1px dashed var(--line);border-radius:var(--radius);
  padding:44px 30px;text-align:left;background:rgba(255,255,255,.03);
}
.post-empty h2{margin-bottom:10px}
.post-empty p{margin-bottom:20px}

/* ===== Sidebar ===== */
.post-aside{display:flex;flex-direction:column;gap:20px;position:sticky;top:calc(var(--head-h) + 20px)}
.aside-box{
  background:linear-gradient(160deg,rgba(18,58,40,.9),rgba(8,39,24,.85));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:22px;
}
.aside-box h3{font-size:15px;text-transform:uppercase;letter-spacing:.10em;color:var(--gold-2);margin-bottom:14px}
.aside-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--mint);padding:9px 0;border-bottom:1px dashed rgba(245,158,11,.14)}
.aside-list li:last-child{border-bottom:0}
.aside-list li b{color:var(--gold-2);font-weight:700;flex-shrink:0}
.aside-cta p{font-size:14.5px;margin-bottom:16px}

/* ===== Data strip ===== */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.stat-cell{background:rgba(11,46,30,.72);padding:26px 22px;text-align:left;transition:background .25s ease}
.stat-cell:hover{background:rgba(18,58,40,.9)}
.stat-cell b{display:block;font-size:26px;font-weight:800;color:var(--gold-2);line-height:1.15;margin-bottom:6px}
.stat-cell span{font-size:13.5px;color:var(--mint);opacity:.88;line-height:1.55;display:block}

/* ===== Cards ===== */
.card{
  background:linear-gradient(165deg,rgba(18,58,40,.85),rgba(8,39,24,.78));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;position:relative;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.card-tag{
  position:absolute;top:16px;right:16px;
  font-size:10.5px;font-weight:800;letter-spacing:.10em;text-transform:uppercase;
  color:#fff;background:var(--red);padding:4px 10px;border-radius:var(--radius-pill);
}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--gold-soft);border:1px solid var(--line);color:var(--gold-2);
  font-size:20px;margin-bottom:16px;
}
.card h3{margin-bottom:9px}
.card p{font-size:14.5px;color:var(--mint);opacity:.92;margin-bottom:0}
.card-list{margin-top:14px}
.card-list li{font-size:13.5px;color:var(--mint);opacity:.9;padding:5px 0 5px 18px;position:relative}
.card-list li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--gold)}

/* ===== Split feature ===== */
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:center}
.split-visual{border-radius:22px;overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow-sm)}
.split-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.league-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.league-item{
  display:flex;align-items:center;gap:12px;padding:15px 18px;
  background:rgba(255,255,255,.035);border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.league-item:hover{border-color:var(--line);background:rgba(245,158,11,.07);transform:translateX(3px)}
.league-item .dot{width:9px;height:9px;border-radius:50%;background:var(--grad-gold);flex-shrink:0}
.league-item b{font-size:14.5px;font-weight:700;color:var(--ivory);display:block}
.league-item span{font-size:12.5px;color:var(--muted-2)}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step}
.step{position:relative;padding-top:34px}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:0;left:0;font-size:26px;font-weight:800;
  color:transparent;-webkit-text-stroke:1px rgba(245,158,11,.65);
  line-height:1;
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14.5px;opacity:.9;margin:0}
/* 修改后：换个名字，不要跟首页的容器冲突 */
.article-step-line{height:1px;background:linear-gradient(90deg,var(--line),transparent);margin:18px 0 0}

/* ===== FAQ ===== */
.faq-wrap{max-width:900px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);margin-bottom:12px;background:rgba(255,255,255,.03);transition:border-color .25s ease,background .25s ease}
.faq-item[open]{border-color:var(--line);background:rgba(245,158,11,.06)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-size:15.5px;font-weight:700;color:var(--ivory);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--gold-2);
  transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-answer{padding:0 22px 20px;font-size:15px;color:var(--mint);line-height:1.7}

/* ===== Channel matrix ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.channel-card{
  display:block;border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;background:rgba(11,46,30,.6);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.channel-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.channel-body{padding:20px 22px 24px}
.channel-body h3{margin-bottom:8px;font-size:17px}
.channel-body p{font-size:14px;opacity:.9;margin-bottom:14px}
.channel-more{font-size:13px;font-weight:700;color:var(--gold-2);letter-spacing:.04em}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(11,46,30,.96),rgba(5,31,20,.92));
  padding:52px 48px;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,158,11,.22),transparent 70%);
}
.cta-band-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center}
.cta-band h2{margin-bottom:12px}
.cta-band p{font-size:15.5px;max-width:620px}
.cta-actions{display:flex;flex-direction:column;gap:12px}

/* ===== Footer ===== */
.site-footer{background:linear-gradient(180deg,rgba(8,39,24,.9),rgba(5,31,20,1));border-top:1px solid var(--line-soft);padding:64px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:38px;border-bottom:1px solid var(--line-soft)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px;font-weight:800;color:var(--ivory)}
.footer-about{font-size:14px;color:var(--mint);opacity:.85;max-width:420px}
.license-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.license-chip{
  font-size:10.5px;font-weight:700;letter-spacing:.10em;text-transform:uppercase;
  color:var(--gold-2);border:1px solid var(--line);background:var(--gold-soft);
  padding:5px 11px;border-radius:var(--radius-pill);
}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--gold-2);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--mint);opacity:.86;transition:color .2s ease,opacity .2s ease}
.footer-col ul li a:hover{color:var(--gold-2);opacity:1}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:22px;font-size:12.5px;color:var(--muted-2)}

/* ===== FAB ===== */
.fab-coin{
  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%,#123A28,#0B2E1E 62%,#061C11);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab-coin .fab-icon{font-size:22px;display:block;transition:transform .5s ease}
.fab-coin:hover{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.55)}
.fab-coin:hover .fab-icon{transform:rotate(360deg)}
.fab-coin:active{transform:scale(.95) translateY(4px)}
.fab-dot{
  position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #F8FAFC;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .article-hero-inner{grid-template-columns:1fr;gap:34px}
  .hero-visual{transform:none;max-width:420px}
  .post-layout{grid-template-columns:1fr;gap:34px}
  .post-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .post-aside > *{flex:1 1 300px}
  .split{grid-template-columns:1fr;gap:30px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band-inner{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:860px){
  .main-nav{
    position:fixed;top:var(--head-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line-soft);
    padding:14px 20px 20px;margin-left:0;
    transform:translateY(-140%);opacity:0;pointer-events:none;
    transition:transform .3s ease,opacity .3s ease;
    max-height:calc(100vh - var(--head-h));overflow-y:auto;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{padding:13px 14px;font-size:15px;border-radius:var(--radius-sm)}
  .nav-toggle{display:flex}
  .brand-text em{display:none}
  .header-actions{margin-left:auto;gap:8px}
  .btn-login{padding:9px 13px;font-size:13px}
  .btn-signup{padding:10px 15px;font-size:13px}
  .grid-3,.grid-4,.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:520px){
  :root{--head-h:68px}
  .container{padding:0 16px}
  .section{padding:54px 0}
  .article-hero{padding:38px 0 52px}
  .brand-text strong{font-size:13.5px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .hero-cta .btn{width:100%}
  .grid-2,.grid-3,.grid-4,.channel-grid,.league-list,.steps,.stat-strip{grid-template-columns:1fr}
  .float-stat{left:auto;right:12px;bottom:12px;padding:11px 14px;min-width:140px}
  .float-stat b{font-size:18px}
  .post-body{font-size:15.5px}
  .cta-band{padding:34px 22px;border-radius:18px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;font-size:12px}
  .fab-coin{left:12px;bottom:82px;width:52px;height:52px}
}

/* roulang page: category1 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#082718;
  --surface:#0E3223;
  --surface-2:#123A28;
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-soft:rgba(245,158,11,.14);
  --red:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --muted-2:#8FA69A;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(245,158,11,.14);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --shadow-sm:0 10px 26px rgba(0,0,0,.32);
  --grad-gold:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --container:1200px;
  --head-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:
    radial-gradient(1100px 600px at 12% -6%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(245,158,11,.10), transparent 55%),
    var(--bg);
  color:var(--ivory);
  font-size:16px;
  line-height:1.65;
  padding-top:var(--head-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
h1{font-size:clamp(28px,3.5vw,44px);line-height:1.22;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(23px,2.5vw,32px);line-height:1.28;font-weight:800;letter-spacing:-.01em}
h3{font-size:17.5px;line-height:1.42;font-weight:700}
p{color:var(--muted-2);font-size:15.5px;line-height:1.7}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:74px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.85),rgba(5,31,20,.6));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:15.5px;max-width:720px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);border:0;margin:0}
/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#062315;box-shadow:0 12px 28px rgba(245,158,11,.30)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(245,158,11,.45)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{border:1px solid rgba(245,158,11,.55);color:var(--gold-2)}
.btn-ghost:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-soft{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--ivory)}
.btn-soft:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}
/* Header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--head-h);
  background:rgba(5,31,20,.90);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-gold);color:#062315;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ivory);letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--gold-2);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:var(--mint);opacity:.85;
  transition:color .2s ease,background .2s ease,opacity .2s ease;
}
.nav-link:hover{color:var(--ivory);background:rgba(255,255,255,.06);opacity:1}
.nav-link.is-active{color:var(--gold-2);background:var(--gold-soft);opacity:1}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  padding:10px 16px;font-size:14px;font-weight:600;color:var(--gold-2);
  border:1px solid rgba(245,158,11,.45);border-radius:var(--radius-pill);
  transition:background .2s ease,color .2s ease;
}
.btn-login:hover{background:var(--gold-soft)}
.btn-signup{
  padding:11px 20px;font-size:14px;font-weight:800;color:#062315;
  background:var(--grad-gold);border-radius:var(--radius-pill);
  box-shadow:0 10px 24px rgba(245,158,11,.32);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--gold-2);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* Hero */
.hero{position:relative;padding:64px 0 72px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.90) 48%,rgba(5,31,20,.74) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:7px 15px;border-radius:var(--radius-pill);margin-bottom:20px;letter-spacing:.02em;
}
.hero h1{margin-bottom:18px}
.hero-lead{font-size:16.5px;color:var(--mint);max-width:620px;margin-bottom:24px}
.hero-points{display:grid;gap:10px;margin-bottom:28px}
.hero-points li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--muted-2)}
.hero-points li::before{content:"✓";flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:11px;font-weight:800;color:#062315;background:var(--grad-gold);margin-top:2px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  font-size:12px;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  padding:6px 13px;border-radius:var(--radius-pill);
}
/* Odds board */
.odds-board{
  background:linear-gradient(160deg,var(--surface),var(--bg-3));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px;
}
.board-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line-soft)}
.board-head h2{font-size:16.5px}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:.14em;color:#FCA5A5}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(220,38,38,.22);animation:pulseDot 1.7s ease-in-out infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.35}}
.board-list li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px dashed rgba(245,158,11,.16)}
.board-list li:last-child{border-bottom:0}
.match-info{display:flex;flex-direction:column;gap:3px;min-width:0}
.match{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.teams{font-size:14.5px;font-weight:600;color:var(--ivory)}
.odds{font-size:19px;font-weight:800;color:var(--gold-2);letter-spacing:-.01em}
.board-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--muted-2)}
.board-foot strong{color:var(--gold-2)}
/* Stat strip */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.stat{background:linear-gradient(180deg,rgba(14,50,35,.94),rgba(8,39,24,.94));padding:24px 22px}
.stat-num{font-size:26px;font-weight:800;color:var(--gold-2);letter-spacing:-.02em;line-height:1.2}
.stat-label{font-size:13.5px;color:var(--muted-2);margin-top:6px}
.license-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.license-chip{
  font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  padding:6px 12px;border-radius:var(--radius-pill);
}
/* Odds types */
.odds-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px 22px}
.odds-item{padding-top:20px;border-top:1px solid var(--line)}
.odds-index{display:block;font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold);margin-bottom:10px}
.odds-item h3{margin-bottom:8px}
.odds-item p{font-size:14.5px}
.odds-sample{
  display:inline-block;margin-top:12px;font-size:12.5px;font-weight:700;color:var(--gold-2);
  background:var(--gold-soft);border:1px solid var(--line);border-radius:var(--radius-pill);padding:5px 12px;
}
/* Split layout */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start}
.visual-frame{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.visual-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.visual-caption{
  position:absolute;left:0;right:0;bottom:0;padding:20px;
  background:linear-gradient(180deg,transparent,rgba(5,31,20,.95));
  font-size:13.5px;color:var(--mint);
}
.visual-caption strong{display:block;color:var(--gold-2);font-size:15px;margin-bottom:4px}
.tour-row{display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line-soft)}
.tour-row:first-child{padding-top:0}
.tour-rank{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:var(--gold-2);
  background:var(--gold-soft);border:1px solid var(--line);
}
.tour-name{font-size:15.5px;font-weight:700;color:var(--ivory)}
.tour-note{font-size:13px;color:var(--muted-2)}
.tour-tag{font-size:12px;font-weight:700;color:#062315;background:var(--grad-gold);padding:6px 13px;border-radius:var(--radius-pill);white-space:nowrap}
/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}
.step-num{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  font-size:15px;font-weight:800;color:#062315;background:var(--grad-gold);
  box-shadow:0 8px 20px rgba(245,158,11,.28);margin-bottom:15px;
}
.step h3{margin-bottom:8px}
.step p{font-size:14.5px}
/* Table */
.table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(14,50,35,.55)}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;min-width:640px;font-size:14.5px}
thead th{
  background:rgba(245,158,11,.10);color:var(--gold-2);text-align:left;
  font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  padding:14px 18px;white-space:nowrap;
}
tbody td{padding:15px 18px;border-top:1px solid rgba(245,158,11,.12);color:var(--muted-2)}
tbody td strong{color:var(--ivory);font-weight:700}
tbody tr{transition:background .2s ease}
tbody tr:hover{background:rgba(245,158,11,.05)}
.pay-badge{
  display:inline-block;font-size:12px;font-weight:700;color:var(--gold-2);
  background:var(--gold-soft);border:1px solid var(--line);border-radius:var(--radius-pill);padding:4px 11px;
}
/* Reward */
.reward-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:center;
  background:linear-gradient(140deg,var(--surface),var(--bg-3));
  border:1px solid var(--line);border-radius:var(--radius);padding:38px;box-shadow:var(--shadow);
}
.reward-list{display:grid;gap:12px;margin-top:20px}
.reward-list li{display:flex;gap:11px;font-size:14.5px;color:var(--muted-2)}
.reward-list li::before{content:"◆";color:var(--gold);font-size:11px;line-height:1.9}
.code-card{
  background:linear-gradient(160deg,rgba(245,158,11,.16),rgba(5,31,20,.92));
  border:1px dashed rgba(245,158,11,.5);border-radius:var(--radius);
  padding:28px 24px;text-align:center;
}
.code-label{font-size:11.5px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.code-value{
  font-size:clamp(24px,3vw,32px);font-weight:800;letter-spacing:.14em;color:var(--gold-2);
  margin:12px 0 8px;word-break:break-word;
}
.code-note{font-size:13px;color:var(--mint);margin-bottom:18px}
/* Quotes */
.quote-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.quote{padding-left:20px;border-left:2px solid var(--line)}
.quote-text{font-size:14.8px;color:var(--mint);line-height:1.7}
.quote-author{margin-top:12px;font-size:13px;font-weight:700;color:var(--gold-2)}
.quote-role{font-size:12.5px;color:var(--muted)}
/* Posts */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{
  display:flex;flex-direction:column;background:linear-gradient(170deg,var(--surface),var(--bg-3));
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--line)}
.post-thumb{display:block;overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
.post-cat{font-weight:700;color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);padding:3px 10px;border-radius:var(--radius-pill)}
.post-body h3 a{transition:color .2s ease}
.post-body h3 a:hover{color:var(--gold-2)}
.post-body p{font-size:14px}
.empty-note{padding:22px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted-2);font-size:14.5px}
/* FAQ */
.faq{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:rgba(14,50,35,.55);transition:border-color .2s ease}
.faq-item[open]{border-color:var(--line);background:rgba(18,58,40,.7)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:17px 20px;font-size:15.5px;font-weight:700;color:var(--ivory);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;font-weight:700;color:var(--gold-2);line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:hover{color:var(--gold-2)}
.faq-body{padding:0 20px 18px;font-size:14.8px;color:var(--muted-2)}
/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(245,158,11,.16),rgba(11,46,30,.9) 55%,rgba(5,31,20,.95));
  padding:40px;display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{margin-bottom:12px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-start}
.cta-note{font-size:13px;color:var(--muted);margin-top:14px}
/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(5,31,20,.6),rgba(3,20,13,.98));border-top:1px solid var(--line-soft);padding:60px 0 26px;margin-top:10px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px;font-weight:800}
.footer-about{font-size:14px;color:var(--muted-2);max-width:420px}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-2);margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted-2);transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:block;animation:fabFloat 3.4s ease-in-out infinite}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.fab-core{
  position:relative;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 30% 24%,#17452F,#051F14 72%);
  border:2px solid var(--gold);box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover .fab-core{opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.5)}
.fab:active .fab-core{transform:scale(.95) translateY(3px)}
.fab-icon{font-size:23px;line-height:1;transition:transform .5s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab-badge{position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #F8FAFC}
/* Responsive */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .split{grid-template-columns:1fr;gap:30px}
  .reward-panel{grid-template-columns:1fr;padding:30px}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .odds-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quote-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{
    position:fixed;top:var(--head-h);left:0;right:0;flex-direction:column;align-items:stretch;gap:6px;
    padding:18px 20px 26px;background:rgba(5,31,20,.98);
    border-bottom:1px solid var(--line-soft);box-shadow:var(--shadow);
    transform:translateY(-140%);opacity:0;visibility:hidden;transition:transform .28s ease,opacity .28s ease,visibility .28s ease;
    max-height:calc(100vh - var(--head-h));overflow-y:auto;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-link{padding:13px 15px;border-radius:var(--radius-sm);font-size:15px}
  .header-actions{margin-left:auto}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .odds-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .hero{padding:48px 0 58px}
  .hero-cta .btn{width:100%}
  .tour-row{grid-template-columns:auto 1fr;row-gap:8px}
  .tour-tag{grid-column:2;justify-self:start}
}
@media (max-width:520px){
  .brand-text strong{font-size:13.5px}
  .brand-text em{display:none}
  .btn-login{padding:9px 12px;font-size:13px}
  .btn-signup{padding:10px 14px;font-size:13px}
  .header-inner{gap:10px}
  .stat-strip{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .reward-panel,.cta-band{padding:22px}
  .fab{left:12px;bottom:86px}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#082718;
  --surface:#0E3223;
  --surface-2:#123A28;
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-soft:rgba(245,158,11,.14);
  --red:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --muted-2:#8FA69A;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(245,158,11,.14);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --shadow-sm:0 10px 26px rgba(0,0,0,.32);
  --grad-gold:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --container:1200px;
  --head-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:
    radial-gradient(1100px 600px at 12% -6%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(245,158,11,.10), transparent 55%),
    var(--bg);
  color:var(--ivory);
  line-height:1.65;
  padding-top:var(--head-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.22;letter-spacing:-.02em;color:var(--ivory)}
h1{font-size:clamp(29px,4.1vw,48px)}
h2{font-size:clamp(23px,2.7vw,33px)}
h3{font-size:18.5px}
p{margin:0;color:var(--mint)}
:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.85),rgba(5,31,20,.6));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:15.5px;max-width:700px;opacity:.88}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:46px;align-items:start}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#062315;box-shadow:0 12px 28px rgba(245,158,11,.30)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(245,158,11,.45)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{border:1px solid rgba(245,158,11,.55);color:var(--gold-2)}
.btn-ghost:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-soft{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--ivory)}
.btn-soft:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}
/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--head-h);
  background:rgba(5,31,20,.90);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-gold);color:#062315;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ivory);letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--gold-2);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:var(--mint);opacity:.85;
  transition:color .2s ease,background .2s ease,opacity .2s ease;
}
.nav-link:hover{color:var(--ivory);background:rgba(255,255,255,.06);opacity:1}
.nav-link.is-active{color:var(--gold-2);background:var(--gold-soft);opacity:1}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  padding:10px 16px;font-size:14px;font-weight:600;color:var(--gold-2);
  border:1px solid rgba(245,158,11,.45);border-radius:var(--radius-pill);
  transition:background .2s ease,color .2s ease;
}
.btn-login:hover{background:var(--gold-soft)}
.btn-signup{
  padding:11px 20px;font-size:14px;font-weight:800;color:#062315;
  background:var(--grad-gold);border-radius:var(--radius-pill);
  box-shadow:0 10px 24px rgba(245,158,11,.32);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--gold-2);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ===== Hero ===== */
.hero{position:relative;padding:64px 0 74px;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.30;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.89) 46%,rgba(5,31,20,.74) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:7px 15px;border-radius:var(--radius-pill);margin-bottom:20px;letter-spacing:.02em;
}
.hero h1{margin-bottom:18px;text-wrap:balance}
.hero-sub{font-size:16px;line-height:1.7;color:var(--mint);opacity:.9;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 34px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding-top:26px;border-top:1px solid var(--line-soft)}
.stat-num{font-size:23px;font-weight:800;color:var(--gold-2);line-height:1.2}
.stat-label{font-size:11.5px;color:var(--muted-2);letter-spacing:.03em;margin-top:4px;line-height:1.45}
/* ===== Ledger ===== */
.ledger{
  background:linear-gradient(180deg,rgba(14,50,35,.96),rgba(8,39,24,.96));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px 20px 16px;
}
.ledger-head{
  display:flex;align-items:center;gap:9px;font-size:12px;font-weight:800;
  color:var(--gold-2);padding-bottom:14px;border-bottom:1px solid var(--line-soft);
  text-transform:uppercase;letter-spacing:.1em;
}
.ledger-head em{margin-left:auto;font-style:normal;font-size:10.5px;color:var(--muted-2);letter-spacing:.02em;text-transform:none;font-weight:500}
.live-dot{width:8px;height:8px;border-radius:50%;background:#10B981;box-shadow:0 0 0 4px rgba(16,185,129,.18);animation:pulseDot 1.8s ease-in-out infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.3}}
.ledger-row{display:grid;grid-template-columns:38px 1fr auto auto;gap:12px;align-items:center;padding:13px 0;border-bottom:1px dashed rgba(245,158,11,.16)}
.ledger-row:last-child{border-bottom:0}
.ledger-avatar{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:12.5px;font-weight:800;color:#062315;background:var(--grad-gold)}
.ledger-info{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.ledger-info strong{font-size:13.5px;color:var(--ivory);font-weight:700}
.ledger-info em{font-style:normal;font-size:11.5px;color:var(--muted-2)}
.ledger-amount{font-size:14px;font-weight:800;color:var(--gold-2);white-space:nowrap}
.ledger-time{font-size:11px;font-weight:700;color:#6EE7B7;background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.28);border-radius:var(--radius-pill);padding:4px 10px;white-space:nowrap}
.ledger-foot{margin-top:12px;padding-top:12px;border-top:1px solid var(--line-soft);font-size:11.5px;color:var(--muted-2);text-align:center}
/* ===== Cards ===== */
.card{
  background:linear-gradient(180deg,rgba(14,50,35,.74),rgba(8,39,24,.62));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px 24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--gold-soft);border:1px solid var(--line);font-size:21px;margin-bottom:16px;
}
.card h3{margin-bottom:9px}
.card p{font-size:14.5px;color:var(--mint);opacity:.86}
.pay-card{
  background:linear-gradient(180deg,rgba(14,50,35,.8),rgba(8,39,24,.66));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px 22px;
  transition:transform .25s ease,border-color .25s ease;
}
.pay-card:hover{transform:translateY(-4px);border-color:var(--line)}
.pay-top{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.pay-logo{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-size:19px;background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
}
.pay-top strong{font-size:16px;font-weight:800;display:block}
.pay-top em{font-style:normal;font-size:11.5px;color:var(--muted-2)}
.pay-row{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed rgba(245,158,11,.14);font-size:13.5px;color:var(--mint);opacity:.9}
.pay-row:last-child{border-bottom:0}
.pay-row b{color:var(--gold-2);font-weight:700;white-space:nowrap}
/* ===== Limits ===== */
.limit-list{border-top:1px solid var(--line-soft)}
.limit-row{display:flex;justify-content:space-between;gap:16px;align-items:baseline;padding:15px 0;border-bottom:1px dashed rgba(245,158,11,.16);font-size:14.5px;color:var(--mint);opacity:.92}
.limit-row strong{color:var(--gold-2);font-weight:800;white-space:nowrap}
.limit-note{margin-top:20px;font-size:13px;color:var(--muted-2);line-height:1.7}
.media-figure{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
.media-figure img{width:100%;height:270px;object-fit:cover}
.media-caption{padding:14px 18px;font-size:12.5px;color:var(--muted-2);border-top:1px solid var(--line-soft)}
/* ===== Scene cards ===== */
.scene-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(14,50,35,.8),rgba(8,39,24,.7));
  transition:transform .25s ease,border-color .25s ease;
}
.scene-card:hover{transform:translateY(-4px);border-color:var(--line)}
.scene-card img{width:100%;height:170px;object-fit:cover}
.scene-body{padding:20px 22px 24px}
.scene-body h3{margin-bottom:8px;font-size:17px}
.scene-body p{font-size:14px;opacity:.86}
/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.step{position:relative;padding-top:56px}
.step-num{
  position:absolute;top:0;left:0;width:42px;height:42px;border-radius:13px;
  background:var(--grad-gold);color:#062315;display:grid;place-items:center;
  font-weight:800;font-size:16px;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;opacity:.86}
/* ===== Promo ===== */
.promo{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  background:linear-gradient(120deg,rgba(245,158,11,.14),rgba(16,185,129,.08));
  border:1px solid var(--line);border-radius:24px;padding:42px 40px;
}
.promo-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.promo-list li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--mint);opacity:.92}
.promo-list li span{color:var(--gold-2);font-weight:800;line-height:1.5}
.promo-figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft)}
.promo-figure img{width:100%;height:290px;object-fit:cover}
.code-chip{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;
  font-size:13px;font-weight:800;letter-spacing:.14em;color:#062315;
  background:var(--grad-gold);padding:10px 18px;border-radius:var(--radius-pill);
}
/* ===== Quotes ===== */
.quote-card{
  background:linear-gradient(180deg,rgba(14,50,35,.72),rgba(8,39,24,.6));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px 24px;
  display:flex;flex-direction:column;gap:16px;
}
.quote-stars{color:var(--gold-2);font-size:14px;letter-spacing:.2em}
.quote-text{font-size:14.5px;line-height:1.7;color:var(--mint);opacity:.92}
.quote-author{display:flex;align-items:center;gap:11px;padding-top:14px;border-top:1px solid var(--line-soft)}
.quote-author span{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--gold-soft);border:1px solid var(--line);font-size:12.5px;font-weight:800;color:var(--gold-2)}
.quote-author strong{font-size:13.5px;font-weight:700;color:var(--ivory);display:block}
.quote-author em{font-style:normal;font-size:11.5px;color:var(--muted-2)}
/* ===== FAQ ===== */
.faq-wrap{max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(14,50,35,.55);margin-bottom:12px;overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item:hover{border-color:var(--line)}
.faq-item[open]{background:rgba(14,50,35,.82);border-color:var(--line)}
.faq-item summary{
  cursor:pointer;padding:17px 20px;font-weight:700;font-size:15px;color:var(--ivory);
  display:flex;justify-content:space-between;gap:14px;list-style:none;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-2);font-size:20px;line-height:1;transition:transform .25s ease}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 20px 18px;font-size:14.5px;line-height:1.7;color:var(--mint);opacity:.88}
/* ===== CTA ===== */
.cta-band{
  background:linear-gradient(120deg,rgba(245,158,11,.16),rgba(16,185,129,.10));
  border:1px solid var(--line);border-radius:24px;padding:52px 40px;text-align:center;
}
.cta-band h2{margin-bottom:14px}
.cta-band p{max-width:660px;margin:0 auto;font-size:15.5px;opacity:.9}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-meta{margin-top:22px;font-size:12.5px;color:var(--muted-2)}
/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  background:radial-gradient(circle at 32% 28%, #1B3A2A, #06231A 62%);
  border:2px solid var(--gold);
  display:grid;place-items:center;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.8;animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;animation-play-state:paused}
.fab-inner{width:100%;height:100%;display:grid;place-items:center;border-radius:50%;transition:transform .28s ease}
.fab:hover .fab-inner{transform:scale(1.12)}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab:active{transform:translateY(2px) scale(.95)}
.fab-icon{font-size:24px;display:block;transition:transform .6s ease}
.fab-badge{position:absolute;top:-2px;right:-2px;width:14px;height:14px;background:var(--red);border-radius:50%;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,rgba(8,39,24,.92),rgba(3,20,13,.98));border-top:1px solid var(--line-soft);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px;font-weight:800;color:var(--ivory)}
.footer-about{font-size:14px;color:var(--mint);opacity:.78;max-width:420px;line-height:1.72}
.license-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.license-chip{font-size:10.5px;font-weight:700;letter-spacing:.1em;color:var(--gold-2);border:1px solid var(--line);background:var(--gold-soft);padding:5px 11px;border-radius:var(--radius-pill)}
.footer-col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.12em;color:var(--gold-2);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:var(--mint);opacity:.8;transition:color .2s ease,opacity .2s ease}
.footer-col ul a:hover{color:var(--gold-2);opacity:1}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line-soft);font-size:12.5px;color:var(--muted-2)}
/* ===== Responsive ===== */
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:var(--head-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.98);
    border-bottom:1px solid var(--line);
    padding:16px 20px 22px;
    transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease,visibility .25s ease;
    box-shadow:var(--shadow);
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .main-nav .nav-link{padding:12px 14px;font-size:15px}
  .nav-toggle{display:flex}
  .header-actions{margin-left:auto}
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .promo{grid-template-columns:1fr;padding:34px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:768px){
  :root{--head-h:70px}
  .section{padding:60px 0}
  .brand-text em{display:none}
  .brand-text strong{font-size:14px}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .hero{padding:52px 0 60px}
  .hero-actions .btn{width:100%}
  .cta-band{padding:40px 24px}
  .media-figure img{height:220px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{gap:12px}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .brand-text strong{font-size:12.5px;max-width:150px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .btn-login{padding:9px 12px;font-size:12.5px}
  .btn-signup{padding:10px 14px;font-size:12.5px}
  .header-actions{gap:7px;margin-left:0}
  .hero-stats{grid-template-columns:1fr 1fr;gap:14px}
  .stat-num{font-size:20px}
  .steps{grid-template-columns:1fr}
  .ledger-row{grid-template-columns:34px 1fr auto;gap:10px}
  .ledger-time{display:none}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .fab{width:54px;height:54px;left:12px;bottom:84px}
}

/* roulang page: category3 */
:root{
  --bg:#051F14;
  --bg-2:#0B2E1E;
  --bg-3:#082718;
  --surface:#0E3223;
  --surface-2:#123A28;
  --gold:#F59E0B;
  --gold-2:#FCD34D;
  --gold-soft:rgba(245,158,11,.14);
  --red:#DC2626;
  --ivory:#F8FAFC;
  --mint:#D1FAE5;
  --muted:#A3A375;
  --muted-2:#8FA69A;
  --text-soft:#C6DBD1;
  --line:rgba(245,158,11,.26);
  --line-soft:rgba(245,158,11,.14);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 20px 50px rgba(0,0,0,.45);
  --shadow-sm:0 10px 26px rgba(0,0,0,.32);
  --grad-gold:linear-gradient(135deg,#F59E0B 0%,#FCD34D 100%);
  --container:1200px;
  --head-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:15.5px;
  line-height:1.65;
  background:
    radial-gradient(1100px 600px at 12% -6%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(245,158,11,.10), transparent 55%),
    var(--bg);
  color:var(--ivory);
  padding-top:var(--head-h);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 12px;font-weight:800;line-height:1.24;letter-spacing:-.4px}
h1{font-size:clamp(30px,4.4vw,46px)}
h2{font-size:clamp(23px,3.1vw,34px)}
h3{font-size:19px}
h4{font-size:15px}
p{margin:0 0 14px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:76px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(11,46,30,.85),rgba(5,31,20,.55));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:780px;margin-bottom:38px}
.section-head h2{margin-bottom:12px}
.section-head p{font-size:15.5px;color:var(--text-soft);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:var(--grad-gold);color:#062315;box-shadow:0 12px 28px rgba(245,158,11,.30)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(245,158,11,.45)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-ghost{border:1px solid rgba(245,158,11,.55);color:var(--gold-2)}
.btn-ghost:hover{background:var(--gold-soft);transform:translateY(-2px)}
.btn-soft{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--ivory)}
.btn-soft:hover{background:rgba(255,255,255,.12)}
.btn-block{width:100%}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;height:var(--head-h);
  background:rgba(5,31,20,.90);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;height:var(--head-h)}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-gold);color:#062315;font-size:19px;
  box-shadow:0 8px 20px rgba(245,158,11,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;color:var(--ivory);letter-spacing:-.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--gold-2);letter-spacing:.04em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:var(--mint);opacity:.85;
  transition:color .2s ease,background .2s ease,opacity .2s ease;
}
.nav-link:hover{color:var(--ivory);background:rgba(255,255,255,.06);opacity:1}
.nav-link.is-active{color:var(--gold-2);background:var(--gold-soft);opacity:1}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:14px}
.btn-login{
  padding:10px 16px;font-size:14px;font-weight:600;color:var(--gold-2);
  border:1px solid rgba(245,158,11,.45);border-radius:var(--radius-pill);
  transition:background .2s ease,color .2s ease;
}
.btn-login:hover{background:var(--gold-soft)}
.btn-signup{
  padding:11px 20px;font-size:14px;font-weight:800;color:#062315;
  background:var(--grad-gold);border-radius:var(--radius-pill);
  box-shadow:0 10px 24px rgba(245,158,11,.32);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(245,158,11,.45)}
.nav-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--gold-2);border-radius:2px;transition:.25s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.30;filter:saturate(.9)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(5,31,20,.97) 0%,rgba(5,31,20,.90) 46%,rgba(5,31,20,.72) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start;padding:60px 0 52px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;
  color:var(--gold-2);background:rgba(245,158,11,.13);border:1px solid var(--line);
  padding:7px 15px;border-radius:var(--radius-pill);margin-bottom:20px;letter-spacing:.02em;
}
.hero h1{margin-bottom:18px}
.hero h1 .gold{color:var(--gold-2)}
.hero-lead{font-size:16.5px;color:var(--text-soft);max-width:640px;margin-bottom:8px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.stat{background:rgba(255,255,255,.04);border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:14px 16px}
.stat strong{display:block;font-size:20px;color:var(--gold-2);letter-spacing:-.4px;line-height:1.2}
.stat span{font-size:11.5px;color:var(--muted-2);letter-spacing:.02em}
.hero-panel{
  background:linear-gradient(160deg,rgba(18,58,40,.95),rgba(8,39,24,.92));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{font-size:17px;margin-bottom:6px}
.hero-panel .panel-note{font-size:13px;color:var(--muted-2);margin-bottom:16px}
.tier-mini li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line-soft);font-size:14px;color:var(--text-soft)}
.tier-mini li:last-child{border-bottom:0}
.tier-mini b{color:var(--gold-2);font-size:15px;white-space:nowrap}
.hero-ticker{position:relative;z-index:2;border-top:1px solid var(--line-soft);background:rgba(0,0,0,.30);padding:14px 0}
.ticker-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.ticker-inner strong{font-size:14px;color:var(--gold-2);display:inline-flex;align-items:center;gap:9px}
.countdown{display:flex;gap:8px}
.cd-box{min-width:64px;text-align:center;background:rgba(0,0,0,.35);border:1px solid var(--line-soft);border-radius:12px;padding:8px 6px}
.cd-box b{display:block;font-size:21px;color:var(--gold-2);line-height:1.15}
.cd-box i{font-style:normal;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2)}

/* ===== Cards ===== */
.card{
  background:linear-gradient(165deg,var(--surface) 0%,var(--bg-3) 100%);
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.card-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--gold-soft);border:1px solid var(--line);font-size:20px;margin-bottom:16px}
.card h3{margin-bottom:9px}
.card p{margin:0;font-size:14.5px;color:var(--text-soft)}

/* ===== Tier table ===== */
.tier-table{border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;background:rgba(0,0,0,.20)}
.tier-row{display:grid;grid-template-columns:1.15fr .85fr .7fr;gap:14px;padding:16px 22px;border-bottom:1px solid var(--line-soft);align-items:center;font-size:14.5px;color:var(--text-soft)}
.tier-row:last-child{border-bottom:0}
.tier-row.head{background:rgba(245,158,11,.09);color:var(--gold-2);font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.tier-row b{color:var(--gold-2);font-size:16px}
.tier-note{margin-top:16px;font-size:13.5px;color:var(--muted-2)}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;counter-reset:step}
.step{position:relative;padding:24px 24px 24px 82px;border:1px solid var(--line-soft);border-radius:var(--radius);background:rgba(255,255,255,.03);transition:border-color .25s ease,background .25s ease}
.step:hover{border-color:var(--line);background:rgba(255,255,255,.05)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;left:22px;top:20px;font-size:26px;font-weight:800;color:var(--gold);letter-spacing:-1px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{margin:0;font-size:14.5px;color:var(--text-soft)}

/* ===== Payment & payout ===== */
.pay-chips{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.pay-chip{
  display:inline-flex;align-items:center;gap:9px;padding:11px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  font-size:13.5px;font-weight:600;color:var(--mint);
  transition:border-color .2s ease,background .2s ease,color .2s ease,transform .2s ease;
}
.pay-chip:hover{border-color:var(--line);background:var(--gold-soft);color:var(--gold-2);transform:translateY(-2px)}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:8px}
.stat-box{padding:22px;border-radius:var(--radius-sm);background:rgba(255,255,255,.04);border:1px solid var(--line-soft)}
.stat-box b{display:block;font-size:26px;color:var(--gold-2);letter-spacing:-.6px;line-height:1.15}
.stat-box span{font-size:12.5px;color:var(--muted-2)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.split ul.tick li{position:relative;padding-left:26px;margin-bottom:12px;font-size:14.5px;color:var(--text-soft)}
.split ul.tick li::before{content:"✓";position:absolute;left:0;top:0;color:var(--gold-2);font-weight:800}
.figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow-sm)}
.figure img{width:100%;object-fit:cover}

/* ===== Category matrix ===== */
.cat-card{
  display:block;padding:26px;border-radius:var(--radius);
  border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(18,58,40,.92),rgba(8,39,24,.86));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.cat-tag{display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line-soft);border-radius:var(--radius-pill);padding:4px 11px;margin-bottom:14px}
.cat-card h3{margin-bottom:10px}
.cat-card > p{font-size:14.5px;color:var(--text-soft);margin-bottom:0}
.cat-card ul{margin-top:14px}
.cat-card ul li{position:relative;padding-left:18px;margin-bottom:8px;font-size:13.5px;color:var(--text-soft)}
.cat-card ul li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.cat-more{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-size:13.5px;font-weight:700;color:var(--gold-2)}

/* ===== Quotes ===== */
.quote{padding:24px;border-radius:var(--radius);border:1px solid var(--line-soft);background:rgba(255,255,255,.03)}
.quote p{font-size:14.5px;color:var(--text-soft);margin-bottom:0}
.quote .who{display:flex;align-items:center;gap:10px;margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--gold-2);font-weight:700}
.quote .who span{color:var(--muted-2);font-weight:500}

/* ===== Posts ===== */
.post-card{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.03);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.post-cat{display:inline-block;align-self:flex-start;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-2);background:var(--gold-soft);border:1px solid var(--line-soft);border-radius:var(--radius-pill);padding:4px 10px;margin-bottom:12px}
.post-card h3{font-size:16.5px;line-height:1.4;margin-bottom:10px}
.post-card h3 a:hover{color:var(--gold-2)}
.post-card p{font-size:14px;color:var(--text-soft);flex:1}
.post-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12.5px;color:var(--muted-2);margin-top:14px;padding-top:12px;border-top:1px solid var(--line-soft)}
.post-more{color:var(--gold-2);font-weight:700}
.empty-note{font-size:14.5px;color:var(--muted-2);padding:22px;border:1px dashed var(--line-soft);border-radius:var(--radius)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:rgba(255,255,255,.03);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:var(--line)}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-2);font-size:20px;font-weight:800;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--gold-2)}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-soft)}
.faq-body p{margin:0}

/* ===== CTA band ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:26px;padding:48px 32px;text-align:center;
  border:1px solid var(--line);
  background:
    radial-gradient(700px 300px at 12% 8%, rgba(245,158,11,.20), transparent 62%),
    linear-gradient(140deg,var(--surface-2),var(--bg-3));
  box-shadow:var(--shadow);
}
.cta-band h2{max-width:760px;margin:0 auto 14px}
.cta-band p{max-width:680px;margin:0 auto 26px;color:var(--text-soft)}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}
.license-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;justify-content:center}
.license-chip{font-size:10.5px;letter-spacing:.1em;padding:5px 11px;border-radius:var(--radius-pill);border:1px solid var(--line);color:var(--gold-2);background:var(--gold-soft)}

/* ===== Footer ===== */
.site-footer{background:linear-gradient(180deg,rgba(11,46,30,.75),#04170f);border-top:1px solid var(--line-soft);padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-size:15px}
.footer-about{font-size:13.5px;color:var(--muted-2);max-width:430px}
.footer-col h4{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-2);margin-bottom:14px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:var(--muted-2);transition:color .2s ease}
.footer-col a:hover{color:var(--gold-2)}
.footer-bottom{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:36px;padding-top:20px;border-top:1px solid var(--line-soft);font-size:12.5px;color:var(--muted-2)}

/* ===== FAB ===== */
.fab{
  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%,#FCD34D 0%,#F59E0B 46%,#8a5208 100%);
  border:2px solid #F59E0B;color:#062315;font-size:23px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:active{transform:scale(.95) translateY(4px)}
.fab::after{content:"";position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #fff}
.fab-icon{display:block;animation:fabFloat 3.2s ease-in-out infinite;transition:transform .6s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .section{padding:62px 0}
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:48px 0 44px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .main-nav{
    position:fixed;top:var(--head-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;margin:0;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;
    box-shadow:var(--shadow);
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{padding:12px 14px;font-size:15px;border-radius:var(--radius-sm)}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  body{font-size:15px}
  .section{padding:54px 0}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .tier-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .tier-row.head{display:none}
  .tier-row span:first-child{font-weight:700;color:var(--ivory)}
  .cta-band{padding:38px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .brand-text em{display:none}
  .brand-text strong{font-size:12.5px;max-width:120px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .header-inner{gap:10px}
  .btn-login{padding:8px 12px;font-size:12.5px}
  .btn-signup{padding:9px 14px;font-size:12.5px}
  .header-actions{margin-left:auto;gap:8px}
  .fab{bottom:84px;left:12px;width:52px;height:52px;font-size:21px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  h1{font-size:26px}
  h2{font-size:22px}
  .hero-actions .btn{width:100%}
  .cd-box{min-width:56px}
  .brand-text strong{max-width:78px;font-size:11.5px}
  .btn-login{padding:7px 10px;font-size:11.5px}
  .btn-signup{padding:8px 11px;font-size:11.5px}
  .nav-toggle{width:40px;height:40px}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .post-meta{flex-direction:column;align-items:flex-start;gap:6px}
}