:root {
  --bg: #1a1a2e;
  --card: #16213e;
  --accent: #0f3460;
  --highlight: #e94560;
  --text: #eee;
  --gold: #ffd700;
  --silver: #c0c0c0;
  --bronze: #cd7f32;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Segoe UI', 'Yu Gothic UI', 'Meiryo', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* === 操作パネル（編集画面） === */
.control-panel {
  background: #0d1117;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--accent);
}
.control-panel label {
  font-size: 14px;
  color: #aaa;
}
.control-panel select,
.control-panel input {
  background: var(--card);
  color: var(--text);
  border: 1px solid #444;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 14px;
}
.control-panel select:focus,
.control-panel input:focus {
  outline: none;
  border-color: var(--highlight);
}
.btn {
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.1s, filter 0.1s;
}
.btn:active { transform: scale(0.95); }
.btn-projector {
  background: var(--highlight);
  color: #fff;
  margin-left: auto;
}
.btn-projector:hover { filter: brightness(1.2); }
.btn-reset {
  background: #333;
  color: #ccc;
}
.btn-reset:hover { background: #555; }

/* === スコアボード === */
.scoreboard {
  display: grid;
  gap: 16px;
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.group-card {
  background: var(--card);
  border-radius: 12px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-left: 5px solid var(--accent);
  transition: border-color 0.3s, transform 0.3s;
}
.group-card.rank-1 { border-left-color: var(--gold); }
.group-card.rank-2 { border-left-color: var(--silver); }
.group-card.rank-3 { border-left-color: var(--bronze); }

.group-rank {
  font-size: 20px;
  font-weight: 900;
  width: 40px;
  text-align: center;
  color: #888;
}
.group-card.rank-1 .group-rank { color: var(--gold); }
.group-card.rank-2 .group-rank { color: var(--silver); }
.group-card.rank-3 .group-rank { color: var(--bronze); }

.group-name-display {
  font-size: 22px;
  font-weight: 700;
  min-width: 140px;
}
.group-name-input {
  background: transparent;
  border: 1px solid transparent;
  border-bottom: 1px dashed #555;
  color: var(--text);
  font-size: 22px;
  font-weight: 700;
  width: 140px;
  padding: 2px 4px;
  border-radius: 4px;
}
.group-name-input:focus {
  outline: none;
  border: 1px solid var(--highlight);
  background: rgba(255,255,255,0.05);
}

.group-score {
  font-size: 48px;
  font-weight: 900;
  min-width: 120px;
  text-align: center;
  font-variant-numeric: tabular-nums;
  transition: transform 0.15s;
}
.group-score.pop {
  transform: scale(1.2);
}

.score-controls {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-wrap: wrap;
}
.score-btn {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 8px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s, filter 0.1s;
  color: #fff;
}
.score-btn:active { transform: scale(0.9); }
.score-btn.plus { background: #2d6a4f; }
.score-btn.plus:hover { filter: brightness(1.3); }
.score-btn.minus { background: #9b2226; }
.score-btn.minus:hover { filter: brightness(1.3); }
.score-btn.custom-plus { background: #1b4332; font-size: 13px; }
.score-btn.custom-plus:hover { filter: brightness(1.3); }
.score-btn.custom-minus { background: #641220; font-size: 13px; }
.score-btn.custom-minus:hover { filter: brightness(1.3); }

/* === プロジェクター表示専用 === */
body.projector-mode {
  background: #000;
  height: 100vh;
  overflow: hidden;
}
body.projector-mode .control-panel { display: none !important; }
body.projector-mode .score-controls { display: none !important; }
body.projector-mode .group-name-input { display: none !important; }
body.projector-mode .group-name-display { display: block !important; }
body.projector-mode .scoreboard {
  padding: 2vh 3vw;
  gap: 0;
  max-width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
}
body.projector-mode .group-card {
  padding: 0.8vh 3vw;
  border-left-width: 8px;
  border-radius: 10px;
  flex-shrink: 1;
  min-height: 0;
}
body.projector-mode .group-name-display {
  font-size: clamp(18px, 3.5vw, 36px);
  min-width: 15vw;
}
body.projector-mode .group-score {
  font-size: clamp(28px, 6vw, 72px);
  min-width: 12vw;
  flex: 1;
}
body.projector-mode .group-rank {
  font-size: clamp(16px, 2.5vw, 28px);
  width: 5vw;
}

/* 編集モードではdisplay表示を隠す */
.group-name-display { display: none; }
body.projector-mode .group-name-display { display: block; }

/* レスポンシブ */
@media (max-width: 700px) {
  .group-score { font-size: 32px; min-width: 80px; }
  .group-name-input { font-size: 16px; width: 100px; }
  .score-btn { width: 40px; height: 40px; font-size: 15px; }
}