:root {
  --bg: #1b120a;
  --bg-2: #120c06;
  --panel: #2b1d10;
  --panel-2: #3a2818;
  --text: #f3e3bf;
  --text-dim: #c2a878;
  --accent: #3f9142;
  --accent-dim: #2b6b2e;
  --gold: #d1a934;
  --gold-dim: #8a6d24;
  --danger: #9a2a1f;
  --red-suit: #b3392c;
  --black-suit: #241a10;
  --card-face: #f6ecce;
  --card-face-2: #ecdcae;
  --border: #5a4626;
  --radius: 10px;
  --display-font: "Rye", "Georgia", serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #e9d9b3;
    --bg-2: #e2cd9c;
    --panel: #fbf3e0;
    --panel-2: #f1e2bd;
    --text: #2b1d10;
    --text-dim: #6b573a;
    --accent: #2b6b2e;
    --accent-dim: #1f4e21;
    --gold: #9a7519;
    --gold-dim: #7a5c14;
    --danger: #9a2a1f;
    --red-suit: #9a2a1f;
    --black-suit: #241a10;
    --card-face: #fffdf6;
    --card-face-2: #f6ecce;
    --border: #b89b5e;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  background-image:
    radial-gradient(ellipse at 50% -10%, var(--panel-2) 0%, transparent 55%),
    repeating-linear-gradient(135deg, rgba(0,0,0,0.06) 0px, rgba(0,0,0,0.06) 2px, transparent 2px, transparent 14px);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 12px 12px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 100vh;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* Brand header */
.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 6px 0 0;
}

.brand-title {
  font-family: var(--display-font);
  font-weight: 400;
  font-size: 30px;
  letter-spacing: 0.03em;
  color: var(--gold);
  text-shadow: 0 2px 0 rgba(0,0,0,0.35);
  margin: 0;
}

.brand-flourish {
  font-size: 22px;
  filter: drop-shadow(0 2px 2px rgba(0,0,0,0.4));
}

/* Top bar */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

#variant-select {
  flex: 1;
  min-height: 44px;
  padding: 8px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 15px;
}

.icon-btn {
  min-height: 44px;
  padding: 8px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--gold-dim);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  color: var(--gold);
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
}

.icon-btn:active { background: var(--panel-2); }

/* Headline */
.headline {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 12px;
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(209,169,52,0.08);
}

.win-label {
  font-family: var(--display-font);
  font-size: 15px;
  letter-spacing: 0.18em;
  color: var(--text-dim);
  font-weight: 400;
}

.win-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 8px;
}

.win-pct {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--accent);
  transition: opacity 0.15s ease;
}

.win-pct.loading { opacity: 0.4; }

.calc-loading {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-dim);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.25s ease, transform 0.25s ease;
  white-space: nowrap;
}

.calc-loading.show {
  opacity: 1;
  transform: scale(1);
}

.spin-suit {
  display: inline-block;
  color: var(--gold);
  animation: spin-suit 0.9s linear infinite;
}

@keyframes spin-suit {
  to { transform: rotate(360deg); }
}

.calc-check {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.25s ease, transform 0.25s ease;
  white-space: nowrap;
}

.calc-check.show {
  opacity: 1;
  transform: scale(1);
}

.suggestion {
  margin-top: 6px;
  font-family: var(--display-font);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  min-height: 16px;
}

.sub-line {
  margin-top: 4px;
  font-size: 13px;
  color: var(--text-dim);
}

/* Hand area */
.hand-area {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.row-label {
  font-family: var(--display-font);
  font-size: 13px;
  color: var(--text-dim);
  min-width: 64px;
  font-weight: 400;
}

.card-advice {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 4px;
  border-top: 1px dashed var(--border);
  font-size: 13px;
}

.card-advice.hidden { display: none; }

.card-advice-label {
  color: var(--gold);
  font-weight: 700;
}

.card-advice-label.secondary {
  color: var(--text-dim);
  font-weight: 600;
  margin-left: 4px;
}

.inline-card {
  font-weight: 700;
}

/* Sits directly on the dark panel, not on a light card face, so black
   suits use the readable body text color rather than --black-suit. */
.inline-card.red { color: var(--red-suit); }
.inline-card.black { color: var(--text); }

.card-slots {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.card-chip {
  position: relative;
  width: 42px;
  height: 60px;
  flex: none;
  border-radius: 6px;
  font-weight: 700;
  box-sizing: border-box;
}

.card-chip.filled {
  background: linear-gradient(160deg, var(--card-face), var(--card-face-2));
  border: 1px solid var(--gold-dim);
  box-shadow: 0 2px 3px rgba(0,0,0,0.35);
}

.card-chip.red { color: var(--red-suit); }
.card-chip.black { color: var(--black-suit); }

.card-idx {
  position: absolute;
  font-size: 11px;
  line-height: 1.05;
  text-align: center;
}

.card-idx-top { top: 3px; left: 4px; }
.card-idx-bottom { bottom: 3px; right: 4px; transform: rotate(180deg); }

.card-pip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 20px;
}

.card-chip.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px dashed var(--border);
  color: var(--text-dim);
  box-shadow: none;
  font-size: 16px;
}

.card-chip.pickable {
  cursor: pointer;
  border: none;
  padding: 0;
  appearance: none;
}
.card-chip.pickable:active { filter: brightness(0.85); }

@keyframes card-slot-pulse {
  0%, 100% {
    border-color: var(--gold);
    box-shadow: 0 0 0 0 rgba(209, 169, 52, 0.45);
  }
  50% {
    border-color: var(--gold);
    box-shadow: 0 0 10px 2px rgba(209, 169, 52, 0.55);
  }
}

.card-chip.actionable {
  border-style: solid;
  border-width: 2px;
  animation: card-slot-pulse 1.4s ease-in-out infinite;
}

.card-chip.empty.actionable {
  color: var(--gold);
  font-weight: 800;
}

/* Discard area */
.discard-area.hidden { display: none; }
.discard-area {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
}

/* Breakdown */
.breakdown {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.breakdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--display-font);
  font-size: 15px;
  font-weight: 400;
  color: var(--gold);
  margin-bottom: 6px;
}

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 4px;
}

#breakdown-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#breakdown-list li {
  padding: 6px 2px;
  font-size: 14px;
  border-bottom: 1px dashed var(--border);
}

#breakdown-list li:last-child { border-bottom: none; }
#breakdown-list li.extra.hidden { display: none; }

.breakdown-columns {
  display: flex;
  align-items: center;
  padding: 0 2px 4px;
  font-family: var(--display-font);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.breakdown-columns .col-hand { flex: 1; }
.breakdown-columns .col-you,
.breakdown-columns .col-opp {
  width: 40px;
  text-align: right;
}

.breakdown-top {
  display: flex;
  align-items: center;
}

.breakdown-name { flex: 1; color: var(--text); }

.breakdown-pct {
  width: 40px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.breakdown-pct.you { color: var(--text); font-weight: 700; }
.breakdown-pct.opp { color: var(--text-dim); font-weight: 400; }

/* Strength gauge: fill length alone shows how the hand ranks vs the others
   in this list — a longer bar always beats a shorter one, no legend needed. */
.strength-bar {
  margin-top: 4px;
  height: 5px;
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  overflow: hidden;
}

.strength-bar-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold));
}

/* Opponents */
.opponents {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-dim);
}

.opponents input[type="range"] { flex: 1; accent-color: var(--gold); }
#opponents-value { font-weight: 700; color: var(--text); min-width: 16px; text-align: right; }

/* Picker */
.picker {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.picker-label {
  font-family: var(--display-font);
  font-size: 14px;
  font-weight: 400;
  color: var(--gold);
}

.picker-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.suit-row { grid-template-columns: repeat(4, 1fr); }

.picker-row button {
  min-height: 44px;
  border-radius: 6px;
  border: 1px solid var(--gold-dim);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
}

.picker-row button.selected {
  background: linear-gradient(180deg, var(--gold), var(--gold-dim));
  color: #241a10;
  border-color: var(--gold);
}

.picker-row button:disabled {
  opacity: 0.3;
  pointer-events: none;
}

.suit-row button.suit-red { color: var(--red-suit); }
.suit-row button.suit-black { color: var(--black-suit); }
.suit-row button.selected.suit-red,
.suit-row button.selected.suit-black { color: #241a10; }

.picker.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* Error banner */
.error-banner {
  background: var(--danger);
  color: #fff;
  padding: 10px 12px;
  border-radius: var(--radius);
  font-size: 13px;
}

.error-banner.hidden { display: none; }