:root{
  --bg:#0e0e0f;
  --fg:#ffffff;
  --muted:#b3b3b3;
  --gold:#ffd24d;
  --card:#1f1f1f;
  --border:#2a2a2a;
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  background:var(--bg);
  color:var(--fg);
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;
}

.container{max-width:980px;margin:0 auto;padding:16px}
header{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
h1{margin:0;font-size:clamp(22px,3.8vw,34px)}
h2{margin:0 0 8px 0}
.muted{color:var(--muted)}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  padding:16px;
  margin-top:16px;
}

.actions{display:flex;gap:8px;flex-wrap:wrap}
.btn{
  background:var(--gold);border:none;border-radius:12px;padding:10px 14px;
  font-weight:700;cursor:pointer
}
.btn.outline{background:transparent;border:1px solid var(--gold);color:var(--fg)}

/* Grelha 1–90 */
.grid{
  display:grid;
  grid-template-columns:repeat(10, minmax(42px, 1fr));
  gap:10px; margin-top:12px
}
.num{
  display:grid;place-items:center;aspect-ratio:1/1;
  border-radius:12px;border:1px solid var(--border);
  background:#151515;color:#d8d8d8;font-weight:700;cursor:pointer;
  transition:transform .06s, background .12s, color .12s, border-color .12s
}
.num:hover{transform:translateY(-1px)}
.num.selected{background:var(--gold);color:#141414;border-color:#ffc83d;box-shadow:0 0 0 2px rgba(255,210,77,.15)}
.num.joker{outline:3px solid var(--gold);outline-offset:2px}

/* Chips de seleção */
.pick-wrap{margin-top:14px}
.pick-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:6px 0}
.pick-row strong{min-width:96px;color:#ddd}
.hint{color:#8a8a8a;margin:6px 0 0 0;font-size:.92rem}
.chips{display:flex;gap:8px;flex-wrap:wrap}

.chip{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:36px;padding:0 12px;border-radius:999px;
  border:1px solid var(--border);background:#151515;color:#eaeaea;font-weight:800;
  cursor:pointer;user-select:none;transition:transform .08s, background .12s, border-color .12s
}
.chip:hover{transform:translateY(-1px)}
.chip.active{background:var(--gold);color:#141414;border-color:#ffc83d}
.chip.joker{outline:3px solid var(--gold);outline-offset:2px}

/* Tabela */
table{width:100%;border-collapse:collapse;margin-top:12px}
th,td{padding:10px;border-bottom:1px solid var(--border);text-align:left}
thead{background:#171717;color:#ddd}

footer{color:var(--muted);text-align:center;padding:22px 0;font-size:.85rem}

/* Modo claro */
body.light{
  --bg:#f6f7f9;--fg:#121212;--card:#ffffff;--border:#e5e7eb;
}
body.light .num{background:#fff;color:#222;border-color:#ccc}
body.light .num.selected{background:#141414;color:var(--gold);border-color:#141414}
body.light .pick-row strong{color:#333}
body.light .hint{color:#666}
body.light .chip{background:#fff;color:#222;border-color:#d0d0d0}
body.light .chip.active{background:#141414;color:var(--gold);border-color:#141414}