:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --border: #e0e2e7;
  --text: #23262b;
  --text-muted: #6b7078;
  --accent: #2f6fed;
  --accent-soft: #e8f0ff;
  --tag-bg: #eef1f5;
  --tag-text: #454a52;
  --tag-empty: #c7cbd1;
  --shadow: 0 1px 2px rgba(20, 22, 26, 0.06), 0 1px 8px rgba(20, 22, 26, 0.04);
  --radius: 10px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  line-height: 1.6;
}

.app {
  max-width: 880px;
  margin: 0 auto;
  padding: 20px 16px 60px;
}

.app-header {
  text-align: center;
  margin-bottom: 20px;
}
.app-header h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}
.subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Filters */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.filter-row {
  flex: 1;
  min-width: 220px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.filter-row label {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.filter-row select,
.filter-row input {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  background: #fff;
  color: var(--text);
}

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0;
}

/* Mode tabs */
.mode-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.mode-tab {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}
.mode-tab.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* Player list */
.player-list-section {
  margin-bottom: 20px;
}
.player-list-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.player-list-head #selectionSummary {
  color: var(--accent);
  font-weight: 600;
}
.player-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
  padding: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.player-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  background: #fff;
  text-align: left;
  font-size: 0.85rem;
}
.player-card .p-name {
  font-weight: 600;
  display: block;
}
.player-card .p-team {
  display: block;
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-top: 2px;
}
.player-card .p-combo-count {
  display: inline-block;
  margin-top: 4px;
  font-size: 0.7rem;
  color: var(--accent);
}
.player-card.is-selected {
  background: var(--accent);
  border-color: var(--accent);
}
.player-card.is-selected .p-name,
.player-card.is-selected .p-team,
.player-card.is-selected .p-combo-count {
  color: #fff;
}
.player-list .no-match {
  grid-column: 1 / -1;
  color: var(--text-muted);
  padding: 20px;
  text-align: center;
  font-size: 0.9rem;
}

/* Ability list（投手/野手 > カテゴリ の開閉アコーディオン） */
.ability-list-section {
  margin-bottom: 20px;
}
.ability-list {
  max-height: 420px;
  overflow-y: auto;
  padding: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.ability-group + .ability-group {
  border-top: 1px solid var(--border);
  margin-top: 4px;
  padding-top: 4px;
}
.ability-group-header,
.ability-category-header {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: none;
  background: none;
  cursor: pointer;
  text-align: left;
  color: var(--text);
  font-family: inherit;
}
.ability-group-header {
  padding: 8px 6px;
  font-size: 0.95rem;
  font-weight: 700;
}
.ability-category-header {
  padding: 6px 6px 6px 22px;
  font-size: 0.85rem;
  font-weight: 600;
}
.ag-arrow {
  color: var(--text-muted);
  font-size: 0.7rem;
  width: 0.9em;
}
.ag-name {
  flex: 1;
}
.ag-count {
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 400;
}
.ability-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 6px;
  padding: 4px 6px 10px 36px;
}
.ability-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  background: #fff;
  text-align: left;
  font-size: 0.82rem;
  color: var(--text);
}
.ability-card.is-selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.ability-list .no-match {
  color: var(--text-muted);
  padding: 20px;
  text-align: center;
  font-size: 0.9rem;
}

/* Results */
.results-section h2 {
  font-size: 1.05rem;
  margin: 0 0 10px;
}
.combo-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}
.combo-card .combo-members {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.combo-card .combo-members .vs {
  color: var(--text-muted);
  font-weight: 400;
  margin: 0 4px;
}
.combo-location {
  display: inline-block;
  background: #fff4de;
  color: #93650b;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.combo-results {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.result-tag {
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  padding: 2px 7px;
  border-radius: 6px;
}
.result-tag.is-empty {
  color: var(--tag-empty);
  background: none;
  padding: 2px 0;
}

/* カテゴリ別の色分け（金特・青特・赤特・青赤特のみ。他は現状のグレーのまま） */
.result-tag.cat-kintoku {
  background: #ffdb8c;
  border: 1px solid #e8a83d;
  color: #7a4a10;
  font-weight: 600;
}
.result-tag.cat-aotoku {
  background: #b3e6fb;
  border: 1px solid #4fb8e0;
  color: #0d5a78;
  font-weight: 600;
}
.result-tag.cat-akatoku {
  background: #ffb3ba;
  border: 1px solid #e05a5a;
  color: #8a1620;
  font-weight: 600;
}
.result-tag.cat-aoaka {
  background: linear-gradient(to right, #b3e6fb 50%, #ffb3ba 50%);
  border: 1px solid #999;
  color: #333;
  font-weight: 600;
}

.empty-state {
  color: var(--text-muted);
  padding: 24px 10px;
  text-align: center;
  font-size: 0.9rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.app-footer {
  margin-top: 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181c;
    --panel: #1f2227;
    --border: #2c2f36;
    --text: #eceef1;
    --text-muted: #9a9fa8;
    --accent: #5b8dff;
    --accent-soft: #202b45;
    --tag-bg: #2a2d33;
    --tag-text: #d3d6db;
    --tag-empty: #4a4e56;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 1px 8px rgba(0,0,0,0.25);
  }
  .filter-row select,
  .filter-row input,
  .player-card,
  .ability-card,
  .mode-tab {
    background: var(--panel);
    color: var(--text);
    border-color: var(--border);
  }
  .combo-location {
    background: #3a2f10;
    color: #f0c15a;
  }
  .result-tag.cat-kintoku {
    background: #4a3410;
    border-color: #c98a2e;
    color: #ffd98a;
  }
  .result-tag.cat-aotoku {
    background: #123344;
    border-color: #3fa0cc;
    color: #a8e0f5;
  }
  .result-tag.cat-akatoku {
    background: #4a1620;
    border-color: #cc4a4a;
    color: #ffb3ba;
  }
  .result-tag.cat-aoaka {
    background: linear-gradient(to right, #123344 50%, #4a1620 50%);
    border-color: #888;
    color: #eee;
  }
}