/* ============================================================
   399BET (399bet.day) — Royal Violet & Amber design system
   Self-contained, namespace .rb-  | Bengali (Hind Siliguri) + Sora
   ============================================================ */
:root{
  --bg:#07040f;
  --bg-2:#0d0820;
  --surface:#160d35;
  --surface-2:#1e1240;
  --brand:#7c3aed;
  --brand-2:#9f67ff;
  --brand-deep:#5b21b6;
  --gold:#f59e0b;
  --gold-2:#fcd34d;
  --emerald:#37d39b;
  --text:#f3eeff;
  --muted:#b09ed4;
  --faint:#7a6a9e;
  --line:rgba(124,58,237,.15);
  --line-2:rgba(159,103,255,.22);
  --ring:rgba(124,58,237,.45);
  --shadow:0 18px 48px -18px rgba(0,0,0,.75);
  --shadow-brand:0 14px 38px -12px rgba(124,58,237,.52);
  --radius:16px;
  --radius-sm:11px;
  --radius-lg:26px;
  --maxw:1180px;
  --ff-body:"Hind Siliguri",system-ui,"Segoe UI",sans-serif;
  --ff-disp:"Sora",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--ff-body);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(820px 460px at 84% -8%,rgba(124,58,237,.18),transparent 60%),
    radial-gradient(720px 520px at 6% 4%,rgba(159,103,255,.12),transparent 58%),
    radial-gradient(900px 700px at 50% 118%,rgba(91,33,182,.16),transparent 60%);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
figure{width:auto!important;max-width:100%}
h1,h2,h3,h4{line-height:1.32;margin:0 0 .55em;font-weight:700;letter-spacing:.1px}
p{margin:0 0 1.05em}
.rb-wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.rb-num{font-family:var(--ff-disp);font-variant-numeric:tabular-nums}

/* ---------- buttons ---------- */
.rb-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--ff-body);font-weight:700;font-size:1rem;line-height:1;
  padding:15px 26px;border-radius:999px;border:0;cursor:pointer;
  min-height:48px;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease;
}
.rb-btn svg{width:1.15em;height:1.15em;flex:0 0 auto}
.rb-btn-primary{
  color:#fff;background:linear-gradient(120deg,var(--brand),var(--brand-2));
  box-shadow:var(--shadow-brand);
}
.rb-btn-primary:hover{transform:translateY(-2px);filter:saturate(1.08) brightness(1.04)}
.rb-btn-ghost{
  color:var(--text);background:rgba(255,255,255,.04);
  border:1px solid var(--line-2);
}
.rb-btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}
.rb-btn-gold{color:#1a0a00;background:linear-gradient(120deg,var(--gold),var(--gold-2));font-weight:700}
.rb-btn-gold:hover{transform:translateY(-2px);filter:brightness(1.05)}
.rb-btn-lg{padding:18px 34px;font-size:1.08rem;min-height:56px}

/* ---------- header ---------- */
.rb-header{position:sticky;top:0;z-index:50;
  background:rgba(7,4,15,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.rb-headin{display:flex;align-items:center;gap:18px;height:70px}
.rb-logo{display:flex;align-items:center;gap:11px;font-family:var(--ff-disp);font-weight:800;font-size:1.42rem;letter-spacing:.4px;color:#fff}
.rb-logo b{color:var(--brand-2)}
.rb-logo .rb-spark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;box-shadow:0 6px 16px -6px var(--brand)}
.rb-logo .rb-spark svg{width:18px;height:18px;color:#fff}
.rb-nav{margin-inline-start:auto;display:flex;align-items:center;gap:6px}
.rb-nav a{padding:9px 14px;border-radius:10px;color:var(--muted);font-weight:600;font-size:.98rem;transition:color .15s,background .15s}
.rb-nav a:hover,.rb-nav a.is-active{color:var(--text);background:rgba(255,255,255,.06)}
.rb-nav .rb-cta{margin-inline-start:8px}
.rb-mtoggle,.rb-mlabel{display:none}
@media(max-width:900px){
  .rb-nav{position:fixed;inset:70px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:12px 18px 20px;
    transform:translateY(-130%);transition:transform .28s ease;margin:0;box-shadow:var(--shadow)}
  .rb-nav a{padding:13px 12px;font-size:1.05rem}
  .rb-nav .rb-cta{margin:8px 0 0}
  .rb-mtoggle:checked ~ .rb-nav{transform:translateY(0)}
  .rb-mlabel{display:grid;place-items:center;margin-inline-start:auto;width:46px;height:46px;border-radius:11px;border:1px solid var(--line-2);cursor:pointer}
  .rb-mlabel span,.rb-mlabel span::before,.rb-mlabel span::after{content:"";display:block;width:22px;height:2px;background:var(--text);border-radius:2px;position:relative;transition:.25s}
  .rb-mlabel span::before{position:absolute;top:-7px}
  .rb-mlabel span::after{position:absolute;top:7px}
  .rb-mtoggle:checked ~ .rb-mlabel span{background:transparent}
  .rb-mtoggle:checked ~ .rb-mlabel span::before{top:0;transform:rotate(45deg)}
  .rb-mtoggle:checked ~ .rb-mlabel span::after{top:0;transform:rotate(-45deg)}
}

/* ---------- section scaffolding ---------- */
.rb-sec{padding:64px 0}
.rb-sec-tight{padding:44px 0}
.rb-eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--ff-disp);font-weight:600;
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);
  background:rgba(245,158,11,.10);border:1px solid rgba(245,158,11,.28);padding:6px 13px;border-radius:999px;margin-bottom:16px}
.rb-h2{font-size:clamp(1.5rem,3.4vw,2.15rem)}
.rb-sub{color:var(--muted);max-width:62ch;font-size:1.05rem}
.rb-center{text-align:center}
.rb-center .rb-sub{margin-inline:auto}

/* ---------- hero ---------- */
.rb-hero{position:relative;padding:70px 0 56px;overflow:hidden}
.rb-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.rb-hero h1{font-size:clamp(2rem,5.2vw,3.35rem);line-height:1.18;margin-bottom:.4em}
.rb-hero h1 .g{background:linear-gradient(110deg,var(--brand-2),#c47bff,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.rb-hero-lead{font-size:1.12rem;color:var(--muted);margin-bottom:26px}
.rb-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.rb-trust{display:flex;flex-wrap:wrap;gap:18px 26px;color:var(--muted);font-size:.92rem;font-weight:600}
.rb-trust span{display:inline-flex;align-items:center;gap:8px}
.rb-trust svg{width:18px;height:18px;color:var(--emerald)}
.rb-promocard{position:relative;background:linear-gradient(165deg,var(--surface-2),var(--surface));
  border:1px solid var(--line-2);border-radius:var(--radius-lg);padding:30px 28px;box-shadow:var(--shadow);overflow:hidden}
.rb-promocard::before{content:"";position:absolute;inset:-40% 40% auto -20%;height:200px;background:radial-gradient(closest-side,rgba(124,58,237,.4),transparent);filter:blur(8px)}
.rb-promocard .rb-tag{position:relative;display:inline-block;font-family:var(--ff-disp);font-weight:700;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:#1a0a00;background:linear-gradient(120deg,var(--gold),var(--gold-2));padding:5px 11px;border-radius:7px;margin-bottom:16px}
.rb-promocard h3{position:relative;font-size:1.18rem;margin-bottom:6px}
.rb-promocard .rb-big{position:relative;font-family:var(--ff-disp);font-weight:800;font-size:clamp(2.2rem,6vw,3rem);line-height:1;color:var(--gold);text-shadow:0 2px 18px rgba(245,158,11,.28);margin:6px 0 4px}
.rb-promocard p{position:relative;color:var(--muted);font-size:.96rem;margin-bottom:18px}
.rb-promocard .rb-btn{position:relative;width:100%}

/* ---------- feature grid ---------- */
.rb-features{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.rb-feat{background:linear-gradient(180deg,var(--surface),var(--bg-2));border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 20px;transition:transform .2s,border-color .2s,box-shadow .2s;min-width:0}
.rb-feat:hover{transform:translateY(-4px);border-color:rgba(124,58,237,.4);box-shadow:var(--shadow)}
.rb-feat-ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;margin-bottom:14px;
  background:radial-gradient(120% 120% at 30% 20%,rgba(124,58,237,.28),rgba(159,103,255,.10));border:1px solid rgba(124,58,237,.3)}
.rb-feat-ic svg{width:23px;height:23px;color:var(--brand-2)}
.rb-feat h3{font-size:1.05rem;margin-bottom:6px}
.rb-feat p{color:var(--muted);font-size:.94rem;margin:0}

/* ---------- prose band ---------- */
.rb-band{background:linear-gradient(180deg,var(--bg-2),var(--bg));border-block:1px solid var(--line)}
.rb-prose{color:var(--text)}
.rb-prose h2{font-size:clamp(1.4rem,3vw,1.95rem);margin-top:1.4em;position:relative;padding-inline-start:16px}
.rb-prose h2::before{content:"";position:absolute;inset-inline-start:0;top:.18em;bottom:.18em;width:5px;border-radius:3px;background:linear-gradient(var(--brand),var(--brand-2))}
.rb-prose h3{font-size:1.18rem;margin-top:1.3em;color:var(--gold-2)}
.rb-prose p,.rb-prose li{color:#ddd6f5;font-size:1.04rem}
.rb-prose a{color:var(--brand-2);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.rb-prose a:hover{color:var(--gold)}
.rb-prose ul,.rb-prose ol{padding-inline-start:1.3em;margin:0 0 1.1em}
.rb-prose li{margin-bottom:.45em}
.rb-prose strong{color:var(--text)}
.rb-prose blockquote{margin:1.2em 0;padding:14px 20px;border-inline-start:4px solid var(--brand);
  background:rgba(124,58,237,.08);border-radius:8px;color:var(--muted)}
.rb-prose img{margin:1.4em auto;border-radius:14px;border:1px solid var(--line);max-width:100%!important;height:auto}
.rb-prose table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.97rem;overflow:hidden;border-radius:12px;border:1px solid var(--line);display:block;overflow-x:auto}
.rb-prose th,.rb-prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:start}
.rb-prose th{background:rgba(124,58,237,.18);color:var(--text);font-weight:700}
.rb-prose tr:nth-child(even) td{background:rgba(255,255,255,.025)}

/* ---------- promotions ---------- */
.rb-promos{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.rb-promo{position:relative;background:linear-gradient(160deg,var(--surface-2),var(--surface));
  border:1px solid var(--line-2);border-radius:var(--radius);padding:26px 24px;overflow:hidden;min-width:0}
.rb-promo::after{content:"";position:absolute;width:140px;height:140px;right:-50px;top:-50px;border-radius:50%;background:radial-gradient(closest-side,rgba(245,158,11,.22),transparent)}
.rb-promo .rb-amt{font-family:var(--ff-disp);font-weight:800;font-size:1.9rem;color:var(--gold);line-height:1;margin:2px 0 8px}
.rb-promo h3{font-size:1.12rem;margin-bottom:6px}
.rb-promo p{color:var(--muted);font-size:.96rem;margin:0}

/* ---------- game tiles ---------- */
.rb-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rb-tile{position:relative;display:flex;flex-direction:column;gap:8px;padding:22px 20px;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--surface),var(--bg-2));border:1px solid var(--line);transition:transform .2s,border-color .2s;min-width:0}
.rb-tile:hover{transform:translateY(-4px);border-color:rgba(124,58,237,.4)}
.rb-tile-ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;background:rgba(159,103,255,.14);border:1px solid rgba(124,58,237,.3)}
.rb-tile-ic svg{width:22px;height:22px;color:var(--brand-2)}
.rb-tile b{font-size:1.05rem}
.rb-tile span{color:var(--muted);font-size:.92rem}

/* ---------- CTA band ---------- */
.rb-ctaband{position:relative;text-align:center;border-radius:var(--radius-lg);overflow:hidden;
  padding:54px 24px;background:linear-gradient(120deg,var(--brand-deep),var(--brand) 55%,var(--brand-2));box-shadow:var(--shadow-brand)}
.rb-ctaband::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 200px at 50% -30%,rgba(255,255,255,.22),transparent)}
.rb-ctaband h2{position:relative;color:#fff;font-size:clamp(1.6rem,3.6vw,2.3rem)}
.rb-ctaband p{position:relative;color:rgba(255,255,255,.9);max-width:54ch;margin:0 auto 22px}
.rb-ctaband .rb-btn{position:relative}

/* ---------- article layout ---------- */
.rb-crumb{color:var(--faint);font-size:.88rem;margin:22px 0 0}
.rb-crumb a:hover{color:var(--brand-2)}
.rb-art{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start;padding:22px 0 64px}
.rb-art-main{min-width:0}
.rb-chip{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-2);background:rgba(124,58,237,.14);border:1px solid rgba(124,58,237,.35);padding:5px 11px;border-radius:999px;margin-bottom:14px}
.rb-art h1{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.22;margin-bottom:14px}
.rb-meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--faint);font-size:.9rem;margin-bottom:24px;align-items:center}
.rb-meta .rb-av{display:inline-flex;align-items:center;gap:8px}
.rb-meta .rb-av i{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:inline-grid;place-items:center;color:#fff;font-style:normal;font-weight:700;font-family:var(--ff-disp);font-size:.8rem}
.rb-hero-figure{margin:0 0 26px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.rb-toc{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin:0 0 26px}
.rb-toc b{display:block;font-family:var(--ff-disp);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.rb-toc ol{margin:0;padding-inline-start:1.1em;color:var(--muted)}
.rb-toc a{color:var(--muted)}
.rb-toc a:hover{color:var(--brand-2)}
.rb-aside{position:sticky;top:90px;display:flex;flex-direction:column;gap:18px}
.rb-card{background:linear-gradient(165deg,var(--surface-2),var(--surface));border:1px solid var(--line-2);border-radius:var(--radius);padding:24px 22px}
.rb-card .rb-tag{display:inline-block;font-family:var(--ff-disp);font-weight:700;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:#1a0a00;background:linear-gradient(120deg,var(--gold),var(--gold-2));padding:4px 10px;border-radius:6px;margin-bottom:12px}
.rb-card h4{font-size:1.1rem;margin-bottom:6px}
.rb-card p{color:var(--muted);font-size:.94rem;margin-bottom:16px}
.rb-card .rb-btn{width:100%}
.rb-inline-cta{margin:30px 0;padding:24px;border-radius:var(--radius);background:linear-gradient(120deg,rgba(124,58,237,.16),rgba(159,103,255,.07));border:1px solid rgba(124,58,237,.32);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.rb-inline-cta b{font-size:1.1rem}
.rb-inline-cta span{color:var(--muted);font-size:.95rem;display:block}

/* ---------- blog list ---------- */
.rb-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rb-pcard{display:flex;flex-direction:column;background:linear-gradient(180deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .2s,border-color .2s,box-shadow .2s;min-width:0}
.rb-pcard:hover{transform:translateY(-5px);border-color:rgba(124,58,237,.4);box-shadow:var(--shadow)}
.rb-pcard-thumb{aspect-ratio:16/9;position:relative;overflow:hidden;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand-deep),var(--surface-2));border-bottom:1px solid var(--line)}
.rb-pcard-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.rb-pcard-thumb .rb-ph{width:54px;height:54px;color:rgba(255,255,255,.55)}
.rb-pcard-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.rb-pcard .rb-chip{margin-bottom:11px}
.rb-pcard h3{font-size:1.08rem;line-height:1.4;margin-bottom:8px}
.rb-pcard h3 a:hover{color:var(--brand-2)}
.rb-pcard p{color:var(--muted);font-size:.93rem;margin:0 0 16px}
.rb-pcard .rb-read{margin-top:auto;color:var(--brand-2);font-weight:700;font-size:.92rem;display:inline-flex;align-items:center;gap:6px}
.rb-read{display:inline-flex;align-items:center;gap:6px}
.rb-read svg{width:1.05em;height:1.05em;flex:0 0 auto}

/* ---------- footer ---------- */
.rb-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:52px 0 26px;margin-top:20px}
.rb-fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
.rb-footer .rb-logo{margin-bottom:14px}
.rb-fabout{color:var(--muted);font-size:.95rem;max-width:42ch}
.rb-fcol b{display:block;font-family:var(--ff-disp);font-size:.78rem;letter-spacing:.13em;text-transform:uppercase;color:var(--gold);margin-bottom:14px}
.rb-fcol a{display:block;color:var(--muted);padding:5px 0;font-size:.96rem}
.rb-fcol a:hover{color:var(--text)}
.rb-18{display:inline-flex;align-items:center;gap:8px;margin-top:16px;color:var(--muted);font-size:.9rem}
.rb-18 b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-family:var(--ff-disp);font-size:.74rem;font-weight:800}
.rb-fbot{border-top:1px solid var(--line);margin-top:34px;padding-top:22px;color:var(--faint);font-size:.86rem;display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .rb-features{grid-template-columns:repeat(2,1fr)}
  .rb-art{grid-template-columns:1fr}
  .rb-aside{position:static;flex-direction:row;flex-wrap:wrap}
  .rb-aside>*{flex:1 1 260px}
  .rb-grid{grid-template-columns:repeat(2,1fr)}
  .rb-tiles{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .rb-hero-grid{grid-template-columns:1fr;gap:30px}
  .rb-promos{grid-template-columns:1fr}
  .rb-fgrid{grid-template-columns:1fr;gap:30px}
  .rb-sec{padding:48px 0}
}
@media(max-width:560px){
  .rb-features,.rb-grid,.rb-tiles,.rb-promos{grid-template-columns:1fr!important}
  .rb-feat,.rb-tile,.rb-pcard,.rb-promo{min-width:0}
  .rb-hero-cta .rb-btn{width:100%}
}

/* =============================================================
   CONVERSION ENHANCEMENTS — promo bar, animations, sticky CTA
   ============================================================= */

/* --- centered hero (offer-first CRO layout) --- */
.rb-hero{padding:56px 0 48px}
.rb-hero-center{
  max-width:700px;margin:0 auto;text-align:center;
  position:relative;z-index:1;
}
.rb-offer-pill{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(245,158,11,.10);border:1px solid rgba(245,158,11,.28);
  border-radius:999px;padding:6px 16px;margin-bottom:20px;
  font-family:var(--ff-disp);font-size:.76rem;font-weight:700;
  letter-spacing:.1em;text-transform:uppercase;color:var(--gold);
}
.rb-offer-dot{
  width:7px;height:7px;border-radius:50%;background:var(--gold);
  animation:pulse-ring 1.8s ease-in-out infinite;
}
.rb-offer-amt{
  font-family:var(--ff-disp);font-weight:800;line-height:1;
  font-size:clamp(3.4rem,14vw,6.5rem);
  background:linear-gradient(110deg,var(--gold) 10%,var(--gold-2) 40%,#fff9e6 65%,var(--gold));
  background-size:250% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:gold-flow 3s ease-in-out infinite alternate;
  margin:0 0 10px;
}
@keyframes gold-flow{
  0%{background-position:0% center}
  100%{background-position:250% center}
}
.rb-offer-sub-label{
  font-size:1.05rem;color:var(--muted);margin:0 0 30px;font-weight:500;
}
.rb-hero-cta-center{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  margin-bottom:20px;
}
.rb-btn-xl{font-size:1.2rem;padding:20px 52px;min-height:64px}
.rb-offer-trust{
  display:flex;flex-wrap:wrap;gap:6px 22px;justify-content:center;
  align-items:center;margin:0 0 32px;
  font-size:.84rem;color:var(--faint);
}
.rb-offer-trust span{display:inline-flex;align-items:center;gap:5px}
.rb-offer-trust svg{width:13px;height:13px;color:var(--emerald)}
.rb-hero-h1-lower{
  font-size:clamp(1.2rem,3vw,1.85rem);line-height:1.3;
  margin:0 0 10px;color:var(--text);
}
.rb-hero-h1-lower .g{
  background:linear-gradient(110deg,var(--brand-2),#c47bff,var(--gold),var(--brand-2));
  background-size:250% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:hd-flow 5s ease-in-out infinite alternate;
}
.rb-hero-lead-lower{
  font-size:.98rem;color:var(--muted);max-width:58ch;margin:0 auto 24px;
}
.rb-hero-stats{justify-content:center}
@media(max-width:600px){
  .rb-hero{padding:36px 0 40px}
  .rb-offer-amt{font-size:clamp(2.8rem,18vw,4rem)}
  .rb-btn-xl{font-size:1.05rem;padding:17px 34px;min-height:56px}
}

/* --- promo announcement bar --- */
.rb-topbar{
  position:sticky;top:0;z-index:61;
  height:40px;overflow:hidden;
  background:linear-gradient(90deg,var(--brand-deep) 0%,var(--brand) 35%,var(--brand-2) 65%,var(--brand) 100%);
  background-size:300% 100%;
  animation:topbar-flow 6s linear infinite;
}
@keyframes topbar-flow{
  0%{background-position:0% center}
  100%{background-position:300% center}
}
.rb-topbar-inner{
  display:flex;align-items:center;gap:14px;height:100%;
  max-width:var(--maxw);margin:0 auto;padding:0 20px;
}
.rb-topbar-pulse{
  flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--gold);
  animation:pulse-ring 1.8s ease-in-out infinite;
}
@keyframes pulse-ring{
  0%{box-shadow:0 0 0 0 rgba(245,158,11,.75)}
  70%{box-shadow:0 0 0 8px rgba(245,158,11,0)}
  100%{box-shadow:0 0 0 0 rgba(245,158,11,0)}
}
.rb-topbar-marquee{flex:1;min-width:0;overflow:hidden}
.rb-topbar-ticker{
  display:inline-flex;white-space:nowrap;
  animation:marquee-run 26s linear infinite;
}
.rb-topbar-ticker span{
  color:rgba(255,255,255,.94);font-size:.82rem;font-weight:600;
  padding:0 30px;letter-spacing:.01em;
}
.rb-topbar-ticker span+span::before{
  content:"●";margin-right:30px;color:var(--gold);opacity:.75;
}
@keyframes marquee-run{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}
.rb-topbar-cta{
  flex-shrink:0;background:var(--gold);color:#1a0a00!important;
  padding:5px 15px;border-radius:999px;font-size:.8rem;font-weight:800;
  white-space:nowrap;transition:filter .15s,transform .15s;
}
.rb-topbar-cta:hover{filter:brightness(1.1);transform:scale(1.05)}
@media(max-width:600px){.rb-topbar-cta{display:none}}

/* header sits below topbar */
.rb-header{top:40px}

/* --- animated CTA button (shimmer + pulse glow) --- */
.rb-btn-animated{
  position:relative;overflow:hidden;
  animation:cta-glow 2.8s ease-in-out infinite;
}
@keyframes cta-glow{
  0%,100%{box-shadow:var(--shadow-brand),0 0 0 0 rgba(124,58,237,.55)}
  50%{box-shadow:var(--shadow-brand),0 0 0 14px rgba(124,58,237,0)}
}
.rb-btn-animated::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.28) 50%,transparent 70%);
  background-size:200% 100%;
  animation:shimmer-btn 3s ease-in-out infinite;
  pointer-events:none;
}
@keyframes shimmer-btn{
  0%{background-position:-200% center}
  55%,100%{background-position:300% center}
}
.rb-btn-gold.rb-btn-animated{
  animation:gold-glow 2.8s ease-in-out infinite;
}
@keyframes gold-glow{
  0%,100%{box-shadow:0 8px 28px -8px rgba(245,158,11,.4),0 0 0 0 rgba(245,158,11,.45)}
  50%{box-shadow:0 8px 28px -8px rgba(245,158,11,.4),0 0 0 14px rgba(245,158,11,0)}
}

/* --- hero ambient orbs --- */
.rb-orb{
  position:absolute;border-radius:50%;pointer-events:none;
  filter:blur(72px);will-change:transform;
}
.rb-orb-1{
  width:500px;height:500px;right:-80px;top:-120px;
  background:radial-gradient(circle,rgba(124,58,237,.42) 0%,rgba(159,103,255,.12) 50%,transparent 70%);
  animation:orb-drift 10s ease-in-out infinite;
}
.rb-orb-2{
  width:380px;height:380px;right:160px;bottom:-80px;
  background:radial-gradient(circle,rgba(245,158,11,.26) 0%,transparent 65%);
  animation:orb-drift 13s ease-in-out infinite reverse;
}
.rb-orb-3{
  width:280px;height:280px;left:-40px;top:50%;
  background:radial-gradient(circle,rgba(159,103,255,.22) 0%,transparent 65%);
  animation:orb-drift 9s ease-in-out infinite;animation-delay:-5s;
}
@keyframes orb-drift{
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(22px,-28px) scale(1.08)}
  66%{transform:translate(-16px,18px) scale(.94)}
}

/* --- animated hero heading gradient --- */
.rb-hero h1 .g{
  background:linear-gradient(110deg,var(--brand-2) 0%,#c47bff 30%,var(--gold) 60%,var(--brand-2) 100%);
  background-size:250% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:hd-flow 5s ease-in-out infinite alternate;
}
@keyframes hd-flow{
  0%{background-position:0% center}
  100%{background-position:250% center}
}

/* --- hero stats bar --- */
.rb-hero-stats{
  display:inline-flex;flex-wrap:wrap;gap:8px 22px;
  background:rgba(255,255,255,.04);border:1px solid rgba(124,58,237,.25);
  border-radius:var(--radius);padding:14px 20px;margin-top:26px;
  backdrop-filter:blur(10px);
}
.rb-stat{display:flex;flex-direction:column;gap:2px}
.rb-stat-n{
  font-family:var(--ff-disp);font-weight:800;font-size:1.35rem;line-height:1;
  background:linear-gradient(110deg,#fff 30%,var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.rb-stat-l{font-size:.74rem;color:var(--muted);font-weight:600;white-space:nowrap}
.rb-stat-sep{width:1px;background:var(--line-2);margin:0 4px;align-self:stretch}

/* --- animated promo card border --- */
.rb-promocard-wrap{
  border-radius:calc(var(--radius-lg) + 2px);padding:2px;
  background:linear-gradient(120deg,var(--brand),var(--gold-2),var(--brand-2),var(--brand));
  background-size:300% 100%;
  animation:border-flow 3.5s linear infinite;
}
@keyframes border-flow{
  0%{background-position:0% center}
  100%{background-position:300% center}
}
.rb-promocard-wrap .rb-promocard{border:none}

/* --- scroll reveal --- */
.rb-reveal{
  opacity:0;transform:translateY(24px);
  transition:opacity .65s ease,transform .65s ease;
}
.rb-reveal.rb-vis{opacity:1;transform:translateY(0)}
.rb-d1{transition-delay:.07s}
.rb-d2{transition-delay:.16s}
.rb-d3{transition-delay:.25s}
.rb-d4{transition-delay:.34s}

/* --- mobile sticky CTA bar --- */
.rb-mobile-cta{
  display:none;position:fixed;bottom:0;left:0;right:0;z-index:90;
  padding:10px 16px env(safe-area-inset-bottom,10px);
  background:linear-gradient(to top,rgba(7,4,15,.98) 70%,transparent);
}
.rb-mobile-cta .rb-btn{width:100%;justify-content:center}
@media(max-width:640px){
  .rb-mobile-cta{display:block}
  body{padding-bottom:76px}
}