:root {
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Hiragino Sans", "Helvetica Neue", Arial, sans-serif;
  --accent: #007aff;
  --good: #34c759;
  --warn: #ff9f0a;
  --label: rgba(0,0,0,0.92);
  --label-secondary: rgba(0,0,0,0.55);
  --label-tertiary: rgba(0,0,0,0.32);
  --bg: #f2f2f7;
  --bg-elevated: #ffffff;
  --separator: rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-card: 0 1px 2px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.08);
  --ease-spring: cubic-bezier(0.32, 0.72, 0, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    --label: rgba(255,255,255,0.92);
    --label-secondary: rgba(255,255,255,0.55);
    --label-tertiary: rgba(255,255,255,0.32);
    --bg: #000000;
    --bg-elevated: #1c1c1e;
    --separator: rgba(255,255,255,0.14);
    --accent: #0a84ff;
    --good: #30d158;
    --warn: #ff9f0a;
  }
}
* { box-sizing: border-box; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--label);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(242,242,247,0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--separator);
  padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between;
}
@media (prefers-color-scheme: dark) {
  .topbar { background: rgba(28,28,30,0.72); }
}
.topbar .back { color: var(--accent); font-size: 15px; font-weight: 500; text-decoration: none; }
.mode-toggle { display: flex; background: rgba(120,120,128,0.12); border-radius: var(--radius-sm); padding: 2px; }
.mode-toggle button {
  border: none; background: transparent; padding: 6px 14px; border-radius: 6px;
  font-family: var(--font); font-size: 13px; font-weight: 500; color: var(--label-secondary); cursor: pointer;
}
.mode-toggle button.active { background: var(--bg-elevated); color: var(--label); box-shadow: var(--shadow-card); }

main { max-width: 900px; margin: 0 auto; padding: 24px 24px 80px; }
.card { background: var(--bg-elevated); border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
section { margin-bottom: 24px; }
.section-title { font-size: 20px; font-weight: 700; letter-spacing: -0.2px; margin: 0 0 12px; padding: 0 4px; }

/* 選手一覧 */
.page-header { display: flex; justify-content: space-between; align-items: center; margin: 8px 0 20px; flex-wrap: wrap; gap: 12px; }
.page-title { font-size: 34px; font-weight: 700; letter-spacing: -0.4px; margin: 0 4px; }

.view-controls { display: flex; align-items: center; margin: 0 4px; flex-wrap: wrap; gap: 10px; }
.segmented { display: flex; background: rgba(120,120,128,0.12); border-radius: var(--radius-sm); padding: 2px; }
.segmented button {
  border: none; background: transparent; padding: 6px 14px; border-radius: 6px;
  font-family: var(--font); font-size: 13px; font-weight: 500; color: var(--label-secondary); cursor: pointer;
}
.segmented button.active { background: var(--bg-elevated); color: var(--label); box-shadow: var(--shadow-card); }

/* グリッド表示（アイコンサイズ3段階） */
.player-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.player-grid.size-sm { grid-template-columns: repeat(5, 1fr); gap: 12px; }
.player-grid.size-lg { grid-template-columns: repeat(2, 1fr); gap: 20px; }
@media (max-width: 640px) {
  .player-grid { grid-template-columns: repeat(2, 1fr); }
  .player-grid.size-sm { grid-template-columns: repeat(3, 1fr); }
  .player-grid.size-lg { grid-template-columns: repeat(1, 1fr); }
}
.player-card {
  padding: 20px; text-decoration: none; color: var(--label); display: block;
  transition: transform 150ms var(--ease-spring);
}
.player-card:active { transform: scale(0.97); }
.player-card .avatar {
  width: 56px; height: 56px; border-radius: var(--radius-sm); margin-bottom: 12px;
  background: linear-gradient(180deg, #d0d0d5, #b8b8c0); overflow: hidden;
}
.player-card .avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.size-sm .player-card { padding: 12px; }
.size-sm .player-card .avatar { width: 36px; height: 36px; margin-bottom: 8px; border-radius: 8px; }
.size-sm .player-card .name { font-size: 14px; }
.size-sm .player-card .meta, .size-sm .player-card .last { font-size: 11px; }
.size-lg .player-card .avatar { width: 84px; height: 84px; margin-bottom: 14px; border-radius: var(--radius-md); }
.size-lg .player-card .name { font-size: 20px; }
.size-lg .player-card .meta { font-size: 14px; }
.player-card .name { font-size: 17px; font-weight: 700; margin: 0 0 4px; }
.player-card .meta { font-size: 13px; color: var(--label-secondary); margin: 0; }
.player-card .last { font-size: 12px; color: var(--label-tertiary); margin: 6px 0 0; }

/* リスト表示 */
.player-list { padding: 0; overflow: hidden; }
.player-list .player-row {
  display: flex; align-items: center; gap: 14px; padding: 12px 20px;
  text-decoration: none; color: var(--label); transition: background 150ms var(--ease-spring);
}
.player-list .player-row + .player-row { border-top: 1px solid var(--separator); }
.player-list .player-row:active { background: rgba(120,120,128,0.08); }
.player-list .avatar { width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0; background: linear-gradient(180deg, #d0d0d5, #b8b8c0); overflow: hidden; }
.player-list .avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.player-list .row-main { flex: 1; min-width: 0; }
.player-list .name { font-size: 15px; font-weight: 600; margin: 0; }
.player-list .meta { font-size: 12px; color: var(--label-secondary); margin: 2px 0 0; }
.player-list .last { font-size: 12px; color: var(--label-tertiary); flex-shrink: 0; white-space: nowrap; }

.empty-state { padding: 40px 20px; text-align: center; color: var(--label-tertiary); }

/* 成長ステータスバッジ */
.growth-badge {
  display: inline-flex; align-items: center; gap: 4px; font-size: 11px; font-weight: 700;
  padding: 3px 9px; border-radius: 100px; white-space: nowrap;
}
.growth-badge.up { color: var(--good); background: rgba(52,199,89,0.14); }
.growth-badge.down { color: var(--warn); background: rgba(255,159,10,0.14); }
.growth-badge.flat { color: var(--label-tertiary); background: rgba(120,120,128,0.14); }
.growth-badge.unknown { color: var(--label-tertiary); background: rgba(120,120,128,0.10); }
.player-card .growth-badge { margin-top: 8px; }
.player-list .last-wrap { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }