/* ==========================================================================
   SOLITAIRE — styles. Cards are drawn with CSS (no images). Every size derives
   from --cw (card width), which is computed from the viewport so seven columns
   always fit; --ch keeps the classic 1.4 aspect ratio.
   ========================================================================== */
:root {
  --gap: clamp(4px, 1.2vw, 12px);
  --pad: clamp(8px, 2vw, 20px);
  --cw: clamp(38px, calc((100vw - 2 * var(--pad) - 6 * var(--gap)) / 7), 104px);
  --ch: calc(var(--cw) * 1.4);
  --radius: calc(var(--cw) * 0.08);
  --felt: #1b6b3a;
  --felt-dark: #124b28;
  --pile: rgba(255, 255, 255, 0.14);
  --ink: #1d1d1f;
  --red: #c8202f;
  --back: #1e3a8a;
  --accent: #f3b53c;
  --text: #f4f7f4;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(ellipse at 50% 20%, var(--felt) 0%, var(--felt-dark) 100%) fixed;
  min-height: 100vh;
  -webkit-user-select: none; user-select: none;
}

/* ---- top bar ----------------------------------------------------------- */
.topbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  padding: 8px var(--pad);
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(6px);
}
.topbar h1 { font-size: 1.15rem; margin: 0; letter-spacing: 0.04em; font-weight: 600; }
.stats { display: flex; gap: 14px; font-size: 0.9rem; opacity: 0.92; }
.stats b { font-variant-numeric: tabular-nums; margin-left: 4px; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; margin-left: auto; }

button, select {
  font: inherit; font-size: 0.85rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
}
button:hover, select:hover { background: rgba(255, 255, 255, 0.2); }
button:disabled { opacity: 0.4; cursor: default; }
button.accent { background: var(--accent); color: #2a1d00; border-color: transparent; font-weight: 600; }
button.accent:hover { filter: brightness(1.06); }
select { appearance: auto; }
select option { color: var(--ink); }

/* ---- board ------------------------------------------------------------- */
.board { padding: var(--pad); max-width: calc(7 * var(--cw) + 6 * var(--gap) + 2 * var(--pad)); margin: 0 auto; }
.top-row, .tableau { display: grid; grid-template-columns: repeat(7, var(--cw)); gap: var(--gap); }
.top-row { margin-bottom: calc(var(--gap) * 2); }
.pile {
  position: relative;
  width: var(--cw); height: var(--ch);
  border-radius: var(--radius);
  background: var(--pile);
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.12);
}
.pile.column { height: auto; min-height: var(--ch); }
.pile.column .card { position: absolute; left: 0; }
.pile.foundation::before {
  content: "A"; position: absolute; inset: 0; display: grid; place-items: center;
  font-size: calc(var(--cw) * 0.5); color: rgba(255, 255, 255, 0.22); font-weight: 700;
}
.pile.stock { cursor: pointer; }
.pile.stock::before {
  content: "↻"; position: absolute; inset: 0; display: grid; place-items: center;
  font-size: calc(var(--cw) * 0.55); color: rgba(255, 255, 255, 0.3);
}
.pile.stock.empty-all::before { content: "∅"; }
.pile.stock .card { position: absolute; left: 0; top: 0; }
.pile.waste .card { position: absolute; top: 0; }
.pile.drop-ok { box-shadow: inset 0 0 0 3px var(--accent); }
.deal-info { text-align: center; font-size: 0.75rem; opacity: 0.6; margin: 16px 0 0; }

/* ---- cards ------------------------------------------------------------- */
.card {
  width: var(--cw); height: var(--ch);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  touch-action: none;
  cursor: grab;
  overflow: hidden;
}
.card.red { color: var(--red); }
.card.down {
  cursor: pointer;
  background:
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.12) 0 3px, transparent 3px 8px),
    repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.12) 0 3px, transparent 3px 8px),
    var(--back);
  border: calc(var(--cw) * 0.06) solid #fff;
}
.card .corner {
  position: absolute; left: calc(var(--cw) * 0.07); top: calc(var(--cw) * 0.03);
  font-size: calc(var(--cw) * 0.26); font-weight: 700; line-height: 1.05;
  display: flex; flex-direction: column; align-items: center;
}
.card .corner i { font-style: normal; font-size: 0.85em; }
.card .corner.br { left: auto; top: auto; right: calc(var(--cw) * 0.07); bottom: calc(var(--cw) * 0.03); transform: rotate(180deg); }
.card .pip {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-size: calc(var(--cw) * 0.62); line-height: 1;
}
.card .pip.face { font-size: calc(var(--cw) * 0.5); }
.card.selected { outline: 3px solid var(--accent); outline-offset: -1px; }
.card.lifted { visibility: hidden; }
.card.shake { animation: shake 0.25s; }
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

#drag-layer { position: fixed; left: 0; top: 0; pointer-events: none; z-index: 50; }
#drag-layer .card { position: absolute; left: 0; box-shadow: 0 8px 18px rgba(0, 0, 0, 0.45); }

/* ---- modals ------------------------------------------------------------ */
dialog.modal {
  border: 0; border-radius: 14px; padding: 22px 24px;
  width: min(92vw, 440px);
  background: #fbfbf8; color: var(--ink);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  -webkit-user-select: text; user-select: text;
}
dialog.modal::backdrop { background: rgba(0, 0, 0, 0.55); }
dialog.modal h2 { margin: 0 0 12px; font-size: 1.3rem; }
dialog.modal button { color: var(--ink); background: #e9e9e4; border-color: #d5d5cf; }
dialog.modal button:hover { background: #dedeD8; }
dialog.modal button.accent { background: var(--accent); }
dialog.modal label { display: block; font-size: 0.85rem; margin: 12px 0 6px; }
dialog.modal input {
  font: inherit; padding: 8px 10px; border: 1px solid #c9c9c3; border-radius: 8px; flex: 1; min-width: 0;
}
.row { display: flex; gap: 8px; align-items: center; }
.row.end { justify-content: flex-end; margin-top: 12px; }
.muted { opacity: 0.65; font-size: 0.85rem; }
.error { color: var(--red); font-size: 0.85rem; margin: 8px 0 0; }
.breakdown { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.breakdown td { padding: 4px 0; }
.breakdown td:last-child { text-align: right; }
.breakdown tr.total td { border-top: 1px solid #ccc; font-weight: 700; padding-top: 8px; }

.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tabs button.active { background: var(--ink); color: #fff; }
.scores-body { min-height: 120px; max-height: 55vh; overflow: auto; }
.scores { width: 100%; border-collapse: collapse; font-size: 0.9rem; font-variant-numeric: tabular-nums; }
.scores th, .scores td { text-align: left; padding: 5px 6px; border-bottom: 1px solid #e6e6e0; white-space: nowrap; }
.scores th { font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; opacity: 0.6; }
.scores td.num, .scores th.num { text-align: right; }
.scores tr.me { background: #fff3cf; font-weight: 600; }
.scores td.name { max-width: 160px; overflow: hidden; text-overflow: ellipsis; }

@media (max-width: 600px) {
  .topbar h1 { display: none; }
  .stats { font-size: 0.8rem; gap: 10px; }
  button, select { padding: 5px 9px; font-size: 0.8rem; }
}