* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
:root {
  --bg: #11151f;
  --bg-2: #181e2c;
  --card: #1d2433;
  --card-2: #252e41;
  --line: #313b52;
  --text: #eef1f7;
  --muted: #9aa5bb;
  --accent: #e0a64b;
  --accent-2: #f3c77a;
  --good: #46c47e;
  --bad: #ef5a5a;
  --radius: 14px;
  --felt-1: #2a8a57;
  --felt-2: #17583a;
  --back-1: #2c64c9;
  --back-2: #1f4fa8;
}
html { -webkit-text-size-adjust: 100%; }
body {
  min-height: 100vh;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, #273252 0%, transparent 60%), radial-gradient(900px 500px at 110% 10%, #1c3a2c 0%, transparent 55%), var(--bg);
  background-attachment: fixed;
  line-height: 1.45;
  overscroll-behavior-y: none;
}
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
button:disabled { cursor: not-allowed; opacity: .45; }
[hidden] { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

/* Intestazione */
.top {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; padding-top: max(10px, env(safe-area-inset-top));
  background: rgba(17, 21, 31, .85); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-size: 1.25rem; letter-spacing: .5px; display: flex; align-items: center; gap: 10px; margin-right: auto; }
.brand-icon { width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: #11151f; display: grid; place-items: center; font-size: 1.15rem; box-shadow: 0 4px 14px rgba(224, 166, 75, .35); }
.top-btn { border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-weight: 700; font-size: 1.05rem; }
.top-btn:hover { background: var(--card-2); }
.top-btn.icon { display: grid; place-items: center; width: 40px; height: 40px; padding: 0; }

main { max-width: 1060px; margin: 0 auto; padding: 12px 16px 20px; }

/* Barra con tempo, mosse e pulsanti */
.bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.info { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.chip { display: flex; align-items: baseline; gap: 6px; padding: 6px 11px; border-radius: 10px; background: var(--card); border: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.chip .k { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.chip b { font-size: .98rem; }
.deal { padding-left: 4px; }
.tools { display: flex; gap: 8px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 9px 14px; border-radius: 11px; font-weight: 600; font-size: .95rem;
  background: var(--card); border: 1px solid var(--line); transition: background .15s, transform .1s;
}
.btn:hover:not(:disabled) { background: var(--card-2); }
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #1a1406; }
.btn.primary:hover:not(:disabled) { background: var(--accent-2); }
.btn.danger { border-color: rgba(239, 90, 90, .55); color: #ffb3b3; }
.btn.small { padding: 6px 10px; font-size: .88rem; }

/* Tavolo */
.table {
  position: relative; width: 100%; isolation: isolate;
  border-radius: 16px; overflow: hidden;
  background: radial-gradient(130% 90% at 50% 0%, var(--felt-1) 0%, var(--felt-2) 75%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06), inset 0 0 80px rgba(0, 0, 0, .35), 0 14px 40px rgba(0, 0, 0, .4);
  user-select: none; -webkit-user-select: none; touch-action: manipulation;
}
.slot {
  position: absolute; left: 0; top: 0; width: var(--cw); height: var(--ch);
  border-radius: calc(var(--cw) * .09);
  border: 2px solid rgba(255, 255, 255, .18); background: rgba(0, 0, 0, .1);
  display: grid; place-items: center; color: rgba(255, 255, 255, .22);
  font-weight: 700; font-size: calc(var(--cw) * .38);
}
.slot.stock { cursor: pointer; font-size: calc(var(--cw) * .5); }
.slot.stock.finito { color: rgba(255, 255, 255, .08); cursor: default; }

/* Carte */
.card {
  position: absolute; left: 0; top: 0; width: var(--cw); height: var(--ch);
  perspective: 900px; touch-action: none; cursor: default;
  transition: transform .22s cubic-bezier(.2, .7, .3, 1);
}
.table.subito .card, .card.trascina { transition: none; }
.card.trascina .face { box-shadow: 0 10px 22px rgba(0, 0, 0, .45); }
.card.mobile { cursor: grab; }
.inner { position: absolute; inset: 0; transform-style: preserve-3d; transition: transform .28s ease; }
.card:not(.up) .inner { transform: rotateY(180deg); }
.face, .back { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; border-radius: calc(var(--cw) * .09); }
/* Faccia della carta: disegno SVG al centro, valore e seme negli angoli */
.face {
  background: #fff; color: #161a24;
  border: 1px solid rgba(0, 0, 0, .35); box-shadow: 0 1px 2px rgba(0, 0, 0, .35);
  overflow: hidden;
}
.face.rossa { color: #d0182c; }
.face .arte { position: absolute; inset: 0; width: 100%; height: 100%; }
.table.compatte .face .pieno, .table:not(.compatte) .face .compatto { display: none; }
.face .idx {
  position: absolute; left: 3%; top: 2.5%; min-width: calc(var(--f) * .95);
  display: flex; flex-direction: column; align-items: center; line-height: 1;
}
.face .idx b { font: 700 var(--f)/1 Arial, "Helvetica Neue", Helvetica, sans-serif; letter-spacing: -.02em; }
.face .idx b.dieci { letter-spacing: -.1em; margin-left: -.1em; }
.face .idx svg { width: calc(var(--f) * .78); height: calc(var(--f) * .78); margin-top: calc(var(--f) * .1); }
.face .idx.basso { left: auto; top: auto; right: 3%; bottom: 2.5%; transform: rotate(180deg); }
.table.compatte .face .idx.basso { display: none; }

/* Dorso classico a rombi con cornice bianca */
.back {
  transform: rotateY(180deg);
  border: calc(var(--cw) * .05) solid #fff;
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .2) 0 1.2px, transparent 1.2px calc(var(--cw) * .085)),
    repeating-linear-gradient(-45deg, rgba(255, 255, 255, .2) 0 1.2px, transparent 1.2px calc(var(--cw) * .085)),
    radial-gradient(circle at 50% 50%, var(--back-1), var(--back-2));
  box-shadow: 0 1px 2px rgba(0, 0, 0, .45), inset 0 0 0 1.5px var(--back-2), inset 0 0 0 3px rgba(255, 255, 255, .55), 0 0 0 1px rgba(0, 0, 0, .3);
}

/* Evidenziazioni */
.card.aiuto .face, .card.aiuto .back, .slot.aiuto { box-shadow: 0 0 0 3px var(--accent-2), 0 0 18px 4px rgba(243, 199, 122, .75); }
.card.aiuto .inner, .slot.aiuto { animation: pulsa .8s ease-in-out 2; }
@keyframes pulsa { 50% { filter: brightness(1.12); } }
.card.no .inner { animation: scuoti .32s ease; }
@keyframes scuoti { 20% { translate: -5px 0; } 40% { translate: 5px 0; } 60% { translate: -3px 0; } 80% { translate: 2px 0; } }

.finish { display: flex; margin: 12px auto 0; }

/* Finestre */
.modal { position: fixed; inset: 0; z-index: 100; background: rgba(5, 8, 14, .66); display: grid; place-items: center; padding: 16px; animation: fade .15s ease; }
.modal.leggero { background: rgba(5, 8, 14, .35); }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.modal-box { width: min(440px, 100%); max-height: calc(100vh - 32px); overflow-y: auto; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px; display: flex; flex-direction: column; gap: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, .6); }
.modal-box h2 { font-size: 1.3rem; }
.modal-box h3 { font-size: 1rem; margin-top: 4px; }
.modal-box .big { font-size: 2.8rem; text-align: center; line-height: 1; }
.modal-box .center { text-align: center; }
.modal-box ul { padding-left: 20px; display: flex; flex-direction: column; gap: 4px; }
.modal-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; margin-top: 4px; }
.modal-actions.stack { flex-direction: column; }
.modal-actions.stack .btn { width: 100%; }
.label { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 700; }
.seg { display: flex; background: var(--bg); border: 1px solid var(--line); border-radius: 11px; padding: 3px; gap: 3px; }
.seg button { flex: 1; padding: 8px 6px; border-radius: 8px; font-weight: 600; font-size: .92rem; color: var(--muted); }
.seg button.on { background: var(--card-2); color: var(--text); box-shadow: 0 1px 0 rgba(255, 255, 255, .06) inset; }
.swatches { display: flex; gap: 10px; flex-wrap: wrap; }
.swatch { width: 44px; height: 44px; border-radius: 10px; border: 2px solid transparent; box-shadow: 0 0 0 1px var(--line); }
.swatch.on { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.check { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.warn { padding: 9px 12px; border-radius: 10px; background: rgba(224, 166, 75, .12); border: 1px solid rgba(224, 166, 75, .4); font-size: .9rem; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: var(--bg); border: 1px solid var(--line); border-radius: 11px; padding: 10px 6px; text-align: center; }
.stat b { display: block; font-size: 1.25rem; font-variant-numeric: tabular-nums; }
.stat span { font-size: .75rem; color: var(--muted); }
.toasts { position: fixed; left: 50%; bottom: max(18px, env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center; width: min(92vw, 420px); pointer-events: none; }
.toast { padding: 10px 16px; border-radius: 12px; background: #f4f6fb; color: #11151f; font-weight: 600; box-shadow: 0 10px 30px rgba(0, 0, 0, .45); animation: fade .2s ease; text-align: center; }

@media (max-width: 640px) {
  main { padding: 8px 8px 16px; }
  .top { padding-left: 10px; padding-right: 10px; }
  .bar { gap: 6px; margin-bottom: 8px; }
  .chip { padding: 5px 8px; }
  .chip .k { font-size: .68rem; }
  .deal { display: none; }
  .tools { width: 100%; }
  .tools .btn { flex: 1; padding: 9px 6px; white-space: nowrap; }
  .table { border-radius: 12px; }
}
@media (max-width: 420px) {
  .tools .btn { font-size: .86rem; gap: 5px; }
  .tools .btn > span[aria-hidden] { display: none; }
  .info { width: 100%; justify-content: space-between; }
  .chip { flex: 1; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  .card, .inner { transition: none; }
  .modal, .toast { animation: none; }
}