:root{
  --bg:#0b1020; --fg:#e7ecff; --accent:#5df2a6; --muted:#7a88b8; --card:#151a2e;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto;
  background:radial-gradient(1200px circle at 20% 0%,#11183a 0%,#0b1020 60%,#080d18 100%);
  color:var(--fg);
}
.site-header,.site-footer{padding:16px 24px; background:rgba(255,255,255,0.02); backdrop-filter:saturate(120%) blur(8px)}
.brand{font-weight:800; letter-spacing:0.06em; color:var(--accent); text-decoration:none}
.site-nav ul{display:flex; gap:12px; list-style:none; padding:12px 24px; margin:0; flex-wrap:wrap}
.site-nav a{color:var(--fg); text-decoration:none; padding:8px 12px; border:1px solid #2a335a; border-radius:8px; background:var(--card)}
.site-nav a:hover{border-color:var(--accent); color:var(--accent)}
.content{padding:24px}
.card{
  background:var(--card); border:1px solid #2a335a; border-radius:16px; padding:20px;
  box-shadow:0 10px 30px rgba(0,0,0,.3)
}
.controls{display:grid; gap:12px; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); margin-bottom:16px}
button{
  background:var(--accent); color:#02120a; border:none; border-radius:10px; padding:10px 14px;
  font-weight:700; cursor:pointer; transition:.2s
}
button.secondary{background:#2a335a; color:var(--fg)}
button:hover{filter:brightness(1.05)}
button:active{transform:translateY(1px)}
button:disabled{opacity:.6; cursor:not-allowed}
input,select,textarea{
  background:#0f1530; color:var(--fg); border:1px solid #2a335a; border-radius:10px; padding:10px; width:100%;
}
input:hover,select:hover,textarea:hover{border-color:#3a4690}
:focus-visible{outline:2px solid var(--accent); outline-offset:3px}
.output{margin-top:16px; white-space:pre-wrap; word-wrap:break-word; background:#0c1333; padding:12px; border-radius:12px}
.badge{display:inline-block; padding:4px 8px; background:#182044; border:1px solid #31408b; border-radius:999px; color:#9fb0ff; font-size:12px}
.see-also{margin-top:20px; display:flex; gap:8px; align-items:center; flex-wrap:wrap}
.see-also a{color:#9fb0ff; text-decoration:none; border-bottom:1px dashed #394276}
.see-also a:hover{color:var(--accent); border-bottom-color:var(--accent)}
.breadcrumbs{padding:0 24px; margin-top:-8px; color:#9fb0ff; font-size:14px}
.breadcrumbs a{color:#9fb0ff; text-decoration:none}
.breadcrumbs a:hover{color:var(--accent)}

/* --- адаптив --- */
@media (max-width: 640px){
  .site-nav ul{gap:8px; padding:8px}
  .site-nav a{padding:8px; font-size:14px}
  .content{padding:16px}
  .card{padding:16px; border-radius:14px}
  .controls{grid-template-columns:1fr}
  input,select,textarea{font-size:16px; padding:12px}
  button{width:100%; padding:12px; font-size:16px}
  .slot-machine{padding:14px}
  .reel{width:60px; height:100px}
  .digit{height:100px; font-size:40px}
  #wheel-canvas{width:320px; height:320px}
  .coin{width:120px; height:120px}
  .cube{width:70px; height:70px}
  .face{width:70px; height:70px; font-size:22px}
}