:root{
  --bg:#120d18;--bg2:#1c1424;--panel:#221a2b;--panel2:#2c2236;
  --gold:#d4af37;--gold-hi:#ffdf7a;--gold-line:#6d5423;
  --purple:#7b3fb5;--crimson:#c0392b;
  --text:#ece6d8;--muted:#b3a795;
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:17px/1.65 'Nunito',system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold-hi)}
h1,h2,h3{font-family:'Cinzel',serif;line-height:1.2;color:var(--gold-hi)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:#120d18e6;backdrop-filter:blur(10px);border-bottom:1px solid #6d542355}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Cinzel',serif;font-weight:900;color:var(--gold-hi);text-decoration:none;font-size:19px;white-space:nowrap}
.brand img{width:38px;height:38px;border-radius:10px}
.nav{display:flex;gap:18px}
.nav a{color:var(--muted);text-decoration:none;font-weight:700;font-size:15px}
.nav a:hover,.nav a[aria-current]{color:var(--gold-hi)}

/* hero */
.hero{position:relative;overflow:hidden;padding:72px 0 90px;
  background:linear-gradient(180deg,#120d1866,#120d18 96%),url(img/hero_bg.webp) center/cover}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center}
.hero-icon{width:112px;height:112px;border-radius:26px;box-shadow:0 12px 40px #000a,0 0 0 2px #d4af3755;margin-bottom:22px}
.hero h1{font-size:clamp(40px,6vw,68px);font-weight:900;text-shadow:0 4px 20px #000}
.hero h1.logo{margin:-30px 0 -4px -24px;max-width:560px}
.hero h1.logo img{width:100%;height:auto;filter:drop-shadow(0 0 18px #ffc85055)}
.hero .tag{font-size:clamp(19px,2.2vw,23px);color:var(--text);margin:14px 0 28px;max-width:520px}
.cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:10px;background:#000;color:#fff;border:1px solid #ffffff55;border-radius:12px;padding:10px 20px;text-decoration:none;font-weight:800;line-height:1.15}
.badge small{display:block;font-size:11px;font-weight:600;opacity:.8}
.badge svg{width:26px;height:26px;fill:#fff}
.pill{display:inline-block;border:1px solid var(--gold-line);color:var(--gold);padding:6px 14px;border-radius:99px;font-size:14px;font-weight:700}
.fan{position:relative;height:440px}
.fan img{position:absolute;width:200px;left:50%;top:40px;border-radius:14px;box-shadow:0 20px 50px #000c;transition:transform .3s}
.fan img:nth-child(1){transform:translateX(-130%) rotate(-16deg) translateY(40px)}
.fan img:nth-child(2){transform:translateX(-90%) rotate(-8deg) translateY(8px)}
.fan img:nth-child(3){transform:translateX(-50%) rotate(0);z-index:2}
.fan img:nth-child(4){transform:translateX(-10%) rotate(8deg) translateY(8px)}
.fan img:nth-child(5){transform:translateX(30%) rotate(16deg) translateY(40px)}

/* sections */
section{padding:80px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 44px}
.section-head h2{font-size:clamp(28px,4vw,40px)}
.section-head p{color:var(--muted);margin-top:10px}
.alt{background:linear-gradient(180deg,var(--bg2),var(--bg))}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{background:var(--panel);border:1px solid var(--gold-line);border-radius:var(--radius);padding:24px}
.step b{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--gold);color:#1a1208;font-family:'Cinzel',serif;font-size:20px;margin-bottom:12px}
.step h3{font-size:19px;margin-bottom:6px}
.step p{color:var(--muted);font-size:15.5px}
.rule{margin:28px auto 0;max-width:640px;text-align:center;background:#c0392b22;border:1px solid var(--crimson);border-radius:12px;padding:12px 18px;font-weight:800;color:#ffb3a8}

.gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.gallery figure{transition:transform .25s}
.gallery figure:hover{transform:translateY(-8px) rotate(-1deg)}
.gallery img{border-radius:12px;box-shadow:0 12px 30px #000a}

.types{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.type{display:flex;gap:16px;background:var(--panel);border:1px solid #6d542388;border-radius:var(--radius);padding:18px;align-items:center}
.type img{width:96px;border-radius:8px;flex:none;box-shadow:0 6px 18px #0009}
.type h3{font-size:18px;margin-bottom:4px}
.type p{color:var(--muted);font-size:15px}

.exps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.exp{background:var(--panel);border:1px solid #6d542388;border-radius:var(--radius);overflow:hidden}
.exp img{aspect-ratio:2/1;object-fit:cover;width:100%}
.exp div{padding:12px 16px 16px}
.exp h3{font-size:17px}
.exp p{color:var(--muted);font-size:14.5px}
.exp.bundle{border-color:var(--gold)}
.note{text-align:center;color:var(--muted);margin-top:24px;font-size:15px}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{background:var(--panel);border-radius:var(--radius);padding:22px;border-top:3px solid var(--gold)}
.feature .ic{font-size:30px}
.feature h3{font-size:18px;margin:8px 0 4px}
.feature p{color:var(--muted);font-size:15.5px}

.final{text-align:center;background:linear-gradient(180deg,#120d18,#120d18cc),url(img/board.webp) center/cover}
.final h2{font-size:clamp(28px,4vw,42px);margin-bottom:12px}
.final p{color:var(--muted);margin-bottom:26px}
.final .cta{justify-content:center}

/* text pages */
main.doc{padding:48px 20px 80px;max-width:820px}
main.doc h1{font-size:clamp(30px,5vw,42px)}
main.doc h2{font-size:22px;margin:36px 0 10px}
main.doc h3{font-size:18px;margin:22px 0 6px;color:var(--gold)}
main.doc p,main.doc li{color:#d9d1c2;margin-bottom:12px}
main.doc ul{padding-left:22px}
.meta{color:var(--muted)!important;margin:6px 0 26px}
.card{background:var(--panel);border:1px solid var(--gold-line);border-radius:var(--radius);padding:20px 22px;margin:14px 0}
details{background:var(--panel);border:1px solid #6d542388;border-radius:12px;padding:14px 18px;margin:10px 0}
details summary{cursor:pointer;font-weight:800;color:var(--text)}
details p{margin:10px 0 0!important}

.site-footer{border-top:1px solid #6d542355;padding:28px 0;color:var(--muted);font-size:14px}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.site-footer a{color:var(--muted)}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .hero-icon{margin:0 auto 20px}
  .hero h1.logo{margin:-30px auto -16px}
  .hero .tag{margin-left:auto;margin-right:auto}
  .cta{justify-content:center}
  .fan{height:340px}
  .fan img{width:160px;top:20px}
  .steps,.features{grid-template-columns:1fr 1fr}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .types{grid-template-columns:1fr 1fr}
  .exps{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .nav{gap:12px}
  .nav a{font-size:14px;white-space:nowrap}
  .nav a[href='#play']{display:none}
  .hero h1{font-size:36px}
  .brand span{display:none}
  section{padding:56px 0}
  .fan{height:270px}
  .fan img{width:118px}
  .steps,.features,.types{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .exps{grid-template-columns:1fr}
}