:root {
  --bg: #f7f7fb;
  --card-bg: #ffffff;
  --text: #1d1d24;
  --muted: #6b6b78;
  --accent: #5b5bf0;
  --accent-dark: #4343c9;
  --border: #e3e3ee;
  --danger: #e0576b;
  --shadow: 0 4px 16px rgba(20, 20, 40, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #16161d;
    --card-bg: #1f1f29;
    --text: #eeeef4;
    --muted: #9797a8;
    --accent: #7d7dff;
    --accent-dark: #9a9aff;
    --border: #33333f;
    --danger: #ff7a8c;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
  }
}

:root[data-theme="dark"] {
  --bg: #16161d;
  --card-bg: #1f1f29;
  --text: #eeeef4;
  --muted: #9797a8;
  --accent: #7d7dff;
  --accent-dark: #9a9aff;
  --border: #33333f;
  --danger: #ff7a8c;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app {
  max-width: 780px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

header h1 {
  font-size: 1.6rem;
  margin-bottom: 4px;
}

.theme-toggle {
  display: flex;
  gap: 2px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px;
  flex-shrink: 0;
}

.theme-toggle button {
  background: transparent;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 0.95rem;
  line-height: 1;
}

.theme-toggle button.active {
  background: var(--accent);
}

.subtitle {
  color: var(--muted);
  margin-top: 0;
  font-size: 0.95rem;
}

.panel { margin-top: 24px; }
.hidden { display: none !important; }

.setup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 640px) {
  .setup-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 12px;
  font-size: 1.05rem;
}

.add-form {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.add-form input[type="text"] {
  flex: 1;
  min-width: 0;
}

.add-form input#poin-input {
  width: 84px;
}

input {
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
}

input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

button {
  cursor: pointer;
  font-size: 0.95rem;
  border-radius: 8px;
  border: none;
  padding: 9px 14px;
  background: var(--border);
  color: var(--text);
}

.add-form button {
  background: var(--accent);
  color: white;
  white-space: nowrap;
}

.chip-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 20px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 8px 6px 12px;
  font-size: 0.88rem;
}

.chip .remove {
  background: transparent;
  border: none;
  color: var(--danger);
  font-weight: bold;
  padding: 2px 6px;
  line-height: 1;
  border-radius: 50%;
}

.setup-actions {
  margin-top: 20px;
  text-align: center;
}

.primary-btn {
  background: var(--accent);
  color: white;
  padding: 12px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 10px;
}

.primary-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.primary-btn:not(:disabled):hover {
  background: var(--accent-dark);
}

.secondary-btn {
  display: block;
  margin: 24px auto 0;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 8px 16px;
}

.hint {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 8px 0 0;
}

.turn-info {
  text-align: center;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.info-note:not(:empty) {
  text-align: center;
  max-width: 480px;
  margin: 0 auto 16px;
  padding: 8px 12px;
  border-radius: 8px;
  background: var(--card-bg);
  border: 1px solid var(--border);
}

.turn-info strong {
  color: var(--accent);
  font-size: 1.3rem;
}

.wheel-area {
  position: relative;
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}

.pointer {
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  z-index: 2;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-top: 24px solid var(--danger);
}

.wheel-wrapper {
  width: 420px;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  box-shadow: var(--shadow);
}

#wheel {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 50%;
}

#spin-btn {
  display: block;
  margin: 0 auto;
}

.result-banner {
  text-align: center;
  margin-top: 16px;
  padding: 12px;
  border-radius: 10px;
  background: var(--card-bg);
  border: 1px solid var(--accent);
  font-size: 1.05rem;
}

.results-card {
  margin-top: 28px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.results-card h2 {
  margin-top: 0;
  font-size: 1.05rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th, td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--muted);
  font-weight: 600;
}

.copy-btn {
  display: block;
  margin: 16px auto 0;
  font-size: 0.9rem;
  padding: 9px 18px;
}