/* ============================================================
   Duel7 — design system
   Palette: near-black indigo base, duel-crimson + gold accents
   Type: Anton (display) / Manrope (body) / Space Mono (data)
   ============================================================ */

:root{
  --bg:#0a0a14;
  --bg-1:#10101c;
  --bg-2:#171726;
  --bg-3:#1f1f31;
  --ink:#f6f6fb;
  --ink-2:#c2c2d4;
  --dim:#8a8aa2;
  --accent:#ff2747;        /* duel crimson */
  --accent-d:#c8102e;
  --gold:#ffc24b;          /* money / rakeback */
  --win:#2fe6a0;           /* RTP / win */
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --radius:14px;
  --radius-s:9px;
  --maxw:1180px;
  --shadow:0 24px 60px -22px rgba(0,0,0,.75);
  --grad-accent:linear-gradient(120deg,#ff2747,#ff6a3d);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Manrope",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  background-image:
    radial-gradient(900px 500px at 82% -8%,rgba(255,39,71,.16),transparent 60%),
    radial-gradient(700px 480px at 8% 4%,rgba(120,80,255,.10),transparent 55%);
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}

h1,h2,h3,.display{font-family:"Anton",Impact,sans-serif;font-weight:400;letter-spacing:.4px;line-height:1.02;text-transform:uppercase}
h2{font-size:clamp(28px,4.6vw,46px);margin:0 0 .35em}
h3{font-size:clamp(19px,2.4vw,24px);letter-spacing:.6px}
p{margin:0 0 1em}
.mono{font-family:"Space Mono",monospace}

.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;z-index:200}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:4px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:800;font-family:"Manrope";
  padding:13px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease;letter-spacing:.2px}
.btn:hover{transform:translateY(-2px)}
.btn-play{background:var(--grad-accent);color:#fff;box-shadow:0 12px 28px -10px rgba(255,39,71,.7)}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn-gold{background:var(--gold);color:#1a1300}
.btn-lg{padding:16px 30px;font-size:18px}

/* ---------- header ---------- */
.site-head{position:sticky;top:0;z-index:100;background:rgba(10,10,20,.82);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.head-inner{display:flex;align-items:center;gap:18px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-family:"Anton";letter-spacing:1px}
.brand-mark{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;
  background:var(--grad-accent);color:#fff;font-size:18px;transform:rotate(-6deg)}
.brand-word{font-size:23px}
.brand-word span,.foot-brand .brand-word span{color:var(--accent)}
.mainnav{display:flex;gap:22px;margin-left:8px;flex:1}
.mainnav a{font-weight:700;font-size:15px;color:var(--ink-2);padding:6px 0;position:relative}
.mainnav a:hover{color:var(--ink)}
.mainnav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--accent);transition:right .2s}
.mainnav a:hover::after{right:0}
.head-right{display:flex;align-items:center;gap:12px}
.langsel{position:relative}
.langsel summary{list-style:none;cursor:pointer;font-weight:700;font-size:14px;color:var(--ink-2);
  padding:8px 12px;border:1px solid var(--line-2);border-radius:999px}
.langsel summary::-webkit-details-marker{display:none}
.langsel ul{position:absolute;right:0;top:120%;margin:0;padding:8px;list-style:none;min-width:160px;
  background:var(--bg-2);border:1px solid var(--line-2);border-radius:12px;box-shadow:var(--shadow);z-index:50}
.langsel li a{display:block;padding:8px 12px;border-radius:8px;font-weight:600;font-size:14px;color:var(--ink-2)}
.langsel li a:hover,.langsel li a[aria-current]{background:var(--bg-3);color:var(--ink)}

/* ---------- generic section ---------- */
section{padding:64px 0}
.eyebrow{font-family:"Space Mono";font-size:13px;letter-spacing:3px;text-transform:uppercase;
  color:var(--accent);margin:0 0 14px;display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent)}
.lead{font-size:19px;color:var(--ink-2);max-width:62ch}
.center{text-align:center}.center .lead{margin-inline:auto}

/* ---------- hero ---------- */
.hero{padding:56px 0 30px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:9px;font-family:"Space Mono";font-size:12.5px;
  letter-spacing:2px;text-transform:uppercase;color:var(--gold);border:1px solid rgba(255,194,75,.35);
  background:rgba(255,194,75,.06);padding:7px 13px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:clamp(50px,9vw,108px);margin:0}
.hero h1 .red{color:var(--accent)}
.hero-sub{font-size:21px;color:var(--ink-2);margin:14px 0 26px;max-width:46ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.hero-note{font-size:13.5px;color:var(--dim)}
.hero-card{background:linear-gradient(180deg,var(--bg-2),var(--bg-1));border:1px solid var(--line-2);
  border-radius:18px;padding:24px;box-shadow:var(--shadow)}
.hero-card h3{margin:0 0 16px;font-size:20px}
.statgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat{background:var(--bg-3);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.stat b{font-family:"Space Mono";font-size:26px;display:block;color:var(--ink)}
.stat .win{color:var(--win)}.stat .gold{color:var(--gold)}.stat .red{color:var(--accent)}
.stat span{font-size:12.5px;color:var(--dim);text-transform:uppercase;letter-spacing:1px}

/* ---------- trust strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(255,255,255,.02)}
.strip .wrap{display:flex;flex-wrap:wrap;gap:26px;justify-content:space-between;padding-top:18px;padding-bottom:18px}
.strip div{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14.5px;color:var(--ink-2)}
.strip .dot{width:8px;height:8px;border-radius:50%;background:var(--win)}

/* ---------- cards grid ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:transform .18s,border-color .18s,background .18s;position:relative}
.card:hover{transform:translateY(-4px);border-color:var(--accent);background:var(--bg-3)}
.card .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(255,39,71,.12);border:1px solid rgba(255,39,71,.3);font-size:20px}
.card h3{margin:0 0 8px}
.card p{font-size:15px;color:var(--ink-2);margin:0 0 14px}
.card .more{font-weight:800;font-size:14px;color:var(--accent)}
.card .more::after{content:" →"}

/* ---------- rakeback ladder (signature) ---------- */
.rake{background:linear-gradient(180deg,var(--bg-1),var(--bg));border-top:1px solid var(--line)}
.ladder{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:30px}
.rung{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:18px;text-align:center;
  position:relative;overflow:hidden}
.rung::before{content:"";position:absolute;left:0;top:0;height:4px;width:var(--fill,40%);background:var(--gold)}
.rung .pct{font-family:"Space Mono";font-weight:700;font-size:30px;color:var(--gold)}
.rung .tier{font-family:"Anton";font-size:16px;letter-spacing:1px;margin:6px 0 2px}
.rung small{color:var(--dim);font-size:12.5px}
.rung:nth-child(1){--fill:40%}.rung:nth-child(2){--fill:55%}.rung:nth-child(3){--fill:70%}
.rung:nth-child(4){--fill:85%}.rung:nth-child(5){--fill:100%}

/* ---------- tables ---------- */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);margin:24px 0}
table{width:100%;border-collapse:collapse;min-width:520px;font-size:15.5px}
th,td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
thead th{background:var(--bg-3);font-family:"Space Mono";font-size:12.5px;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--ink-2)}
tbody tr:hover{background:rgba(255,255,255,.025)}
td .mono{color:var(--gold)}
tr:last-child td{border-bottom:none}

/* ---------- content figure (raster images) ---------- */
.vfig{margin:26px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#000}
.vfig video{width:100%;height:auto;display:block;aspect-ratio:4/3}
.vfig figcaption{padding:10px 16px;font-size:13px;color:var(--dim);border-top:1px solid var(--line);background:var(--bg-2)}
.cfig{margin:26px 0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--bg-2)}
.cfig img{width:100%;height:auto;display:block}
.cfig figcaption{padding:10px 16px;font-size:13px;color:var(--dim);border-top:1px solid var(--line)}

/* ---------- prose ---------- */
.prose{max-width:74ch}
.prose h2{margin-top:1.6em}
.prose h3{margin:1.4em 0 .5em;color:var(--ink)}
.prose ul{padding-left:1.1em;margin:0 0 1.2em}
.prose li{margin:.4em 0;color:var(--ink-2)}
.prose strong{color:var(--ink)}
.prose .hl{color:var(--gold);font-weight:700}

/* ---------- viral / blackjack callout ---------- */
.viral{background:
  radial-gradient(600px 300px at 90% 10%,rgba(255,39,71,.2),transparent 60%),var(--bg-1);
  border:1px solid var(--line-2);border-radius:18px;padding:34px;display:grid;
  grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}
.viral .tagline{font-family:"Space Mono";color:var(--accent);letter-spacing:2px;font-size:13px;text-transform:uppercase}
.viral h2{margin:.2em 0 .3em}
.viral ul{list-style:none;padding:0;margin:0}
.viral li{padding:9px 0;border-bottom:1px dashed var(--line);color:var(--ink-2);font-size:15px}
.viral li b{color:var(--ink)}

/* ---------- faq ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:var(--bg-2);overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:18px 20px;font-weight:800;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .ans{padding:16px 20px;color:var(--ink-2);font-size:15.5px}

/* ---------- final cta band ---------- */
.cta-band{background:var(--grad-accent);border-radius:20px;padding:42px;text-align:center;color:#fff;
  box-shadow:0 30px 60px -24px rgba(255,39,71,.6)}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.9);max-width:54ch;margin-inline:auto}
.cta-band .btn-gold{margin-top:10px}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);background:var(--bg-1);padding:52px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.foot-brand .brand-word{font-family:"Anton";font-size:24px}
.foot-brand p{font-size:13.5px;color:var(--dim);max-width:42ch;margin:.7em 0}
.foot-18{color:var(--ink-2)!important}
.foot-18 a{color:var(--gold)}
.foot-col h4{font-family:"Space Mono";font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--dim);margin:.2em 0 1em}
.foot-col a{display:block;padding:5px 0;font-size:14.5px;color:var(--ink-2)}
.foot-col a:hover{color:var(--accent)}
.langfoot a[aria-current]{color:var(--gold)}
.foot-base{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:34px;
  padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--dim)}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .cards{grid-template-columns:1fr 1fr}
  .ladder{grid-template-columns:1fr 1fr 1fr}
  .viral{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .mainnav{display:none}
}
@media(max-width:620px){
  body{font-size:16px}
  section{padding:48px 0}
  .cards{grid-template-columns:1fr}
  .ladder{grid-template-columns:1fr 1fr}
  .statgrid{grid-template-columns:1fr 1fr}
  .head-right .langsel{display:none}
  .foot-grid{grid-template-columns:1fr}
  .hero-cta .btn{flex:1;justify-content:center}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}