:root {
  --bg: #1e1f29;
  --panel: #2a2b38;
  --border: #3d3e4d;
  --text: #f2f2f5;
  --muted: #9a9bb0;
  --accent: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  padding: 24px;
}

.site-footer {
  margin-top: 24px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.github-logo {
  display: inline-block;
  transition: transform 0.2s ease;
}

.site-footer a:hover .github-logo {
  transform: translateY(-2px);
}

.app {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  max-width: 1200px;
  width: 100%;
  align-items: stretch;
  justify-content: center;
}

.wheel-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.wheel-wrapper {
  position: relative;
  width: min(640px, 90vw, 70vh);
  height: min(640px, 90vw, 70vh);
}

.pointer {
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 16px solid transparent;
  border-right: 16px solid transparent;
  border-top: 28px solid var(--accent);
  z-index: 3;
  filter: drop-shadow(0 2px 3px rgba(0,0,0,0.4));
}

canvas#wheel {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  box-shadow: 0 0 0 8px var(--panel), 0 8px 24px rgba(0,0,0,0.45);
  background: var(--panel);
}

.hub {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20%;
  height: 20%;
  transform: translate(-50%, -50%);
  background: var(--accent);
  border-radius: 50%;
  border: 4px solid var(--panel);
  z-index: 2;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: 8px;
}

/* Firefox adds a hidden inner border/padding to buttons that throws off
   flex alignment with adjacent inputs; strip it so heights match. */
button::-moz-focus-inner {
  border: 0;
  padding: 0;
}

#spinBtn {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  padding: 12px 32px;
  transition: transform 0.1s ease, opacity 0.2s ease;
}

#spinBtn:hover:not(:disabled) { transform: translateY(-1px); }
#spinBtn:disabled { opacity: 0.5; cursor: not-allowed; }

.result {
  min-height: 28px;
  font-size: 18px;
  font-weight: 600;
}

.panel {
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  width: 300px;
  max-width: 90vw;
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.item-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-height: 120px;
  overflow-y: auto;
  margin-bottom: 14px;
  padding-right: 4px;
}

.item-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
}

.item-row.disabled { opacity: 0.45; }

.item-row .swatch {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.item-row label {
  flex: 1;
  font-size: 14px;
  word-break: break-word;
  cursor: pointer;
}

.item-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
  flex-shrink: 0;
}

.remove-btn {
  background: transparent;
  color: var(--muted);
  font-size: 16px;
  line-height: 1;
  padding: 4px 6px;
  flex-shrink: 0;
}

.remove-btn:hover { color: var(--accent); }

.add-row {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.add-row input[type="text"] {
  flex: 1;
  min-width: 0;
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #1c1d26;
  color: var(--text);
  font: inherit;
  line-height: normal;
}

.add-row button {
  background: #3d3e4d;
  color: var(--text);
  padding: 9px 14px;
  border: 1px solid transparent;
  font-weight: 600;
  line-height: normal;
}

.add-row button:hover { background: #4a4b5c; }

.io-row {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.io-row button {
  flex: 1;
  background: #3d3e4d;
  color: var(--text);
  padding: 9px 14px;
  border: 1px solid transparent;
  font-weight: 600;
  line-height: normal;
}

.io-row button:hover { background: #4a4b5c; }

.empty-hint {
  color: var(--muted);
  font-size: 13px;
  text-align: center;
  padding: 10px 0;
}

.win-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 10, 16, 0.65);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 10;
  overflow: hidden;
}

.win-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.win-card {
  position: relative;
  background: linear-gradient(160deg, var(--panel), #232430);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px 48px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: scale(0.7) translateY(20px);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
  max-width: 90vw;
}

.win-overlay.visible .win-card {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.win-label {
  color: var(--muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
}

.win-emoji {
  font-size: 48px;
  margin: 6px 0 4px;
}

.win-name {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  word-break: break-word;
  margin-bottom: 24px;
  background: linear-gradient(90deg, var(--accent), #feca57);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#winCloseBtn {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 15px;
  padding: 11px 30px;
}

#winCloseBtn:hover { transform: translateY(-1px); }

.confetti-piece {
  position: absolute;
  top: -10px;
  width: 8px;
  height: 14px;
  opacity: 0.9;
  animation: confetti-fall linear forwards;
  z-index: 1;
}

@keyframes confetti-fall {
  to {
    transform: translateY(110vh) rotate(540deg);
    opacity: 0.2;
  }
}