/* Phone-only layout; desktop presentation and stored data are unchanged. */
@media screen and (max-width: 700px), screen and (max-width: 1000px) and (max-height: 500px) and (pointer: coarse) {
  html { scroll-padding-top: 88px; }
  #dashboard.workspace { padding: 8px max(10px, env(safe-area-inset-right)) 24px max(10px, env(safe-area-inset-left)); }
  .workspace main { min-width: 0; }
  button, select, input { min-height: 44px; }
  button { touch-action: manipulation; }
  input:not([type="checkbox"]):not([type="radio"]), select, textarea { font-size: 16px; }
  input, select { min-width: 0; max-width: 100%; }
  .page-header, .section-top { align-items: flex-start; flex-wrap: wrap; }
  .activity-panel, .results-panel, .ascension-panel { min-width: 0; padding: 14px 12px; border-radius: 12px; }
  .activity-panel { margin-bottom: 14px; }
  .results-panel > .section-top { gap: 8px; }
  #view-nav { display: flex; width: 100%; min-width: 0; overflow-x: auto; overscroll-behavior-x: contain; flex-wrap: nowrap; gap: 6px; padding: 5px; scroll-snap-type: x proximity; scrollbar-width: thin; }
  #view-nav button { flex: 0 0 auto; min-width: 88px; padding-inline: 12px; scroll-snap-align: start; }
  #view-title, #view-nav { scroll-margin-top: 88px; }
  .card-view-heading { gap: 8px; align-items: stretch; }
  .card-view-heading h2 { flex: 1 0 100%; font-size: 17px; line-height: 1.5; overflow-wrap: anywhere; }
  .card-view-heading button { flex: 1 1 auto; min-height: 44px; padding: 8px 10px; font-size: 12px; }
  .table-tools { align-items: stretch; flex-direction: column; gap: 10px; margin: 14px 0; }
  .table-tools label { max-width: none; width: 100%; }
  .table-tools p { text-align: left; font-size: 11px; }
  .view-note, .notice, .chart-legend { font-size: 12px; line-height: 1.75; overflow-wrap: anywhere; }
  .chart-scroll, .card-balance-scroll, .player-run-distribution-chart, .table-wrap { max-width: 100%; overscroll-behavior-x: contain; scrollbar-width: thin; }
  .chart-scroll::before, .card-balance-scroll::before, .player-run-distribution-chart::before { content: '左右にスクロール · 拡大ボタンで詳しく'; display: block; position: sticky; left: 0; width: max-content; max-width: 100%; box-sizing: border-box; padding: 5px 4px 9px; color: var(--muted); font-size: 11px; }
  .activity-charts { grid-template-columns: minmax(0, 1fr); gap: 14px; margin-top: 14px; }
  .activity-charts > section, .activity-share-grid > section { min-width: 0; border: 1px solid var(--line); border-radius: 10px; padding: 12px; background: #fcfdf9; }
  .activity-charts h3 { line-height: 1.6; margin-bottom: 10px; }
  .activity-charts .activity-share-grid { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  #daily-activity .count-chart, #daily-play-time .count-chart, #hourly-activity .count-chart { min-width: 720px; }
  #ascension-distribution .count-chart, #ascension-overview .ascension-chart { min-width: 500px; }
  .activity-charts .all-floor-panel .count-chart, #floor-progress-chart .count-chart { min-width: 1040px; }
  .activity-pie { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .activity-pie svg { width: min(100%, 240px); margin-inline: auto; }
  .activity-pie-legend { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 12px; font-size: 13px; }
  .activity-pie-legend li { line-height: 1.5; }
  #activity-panel > .section-top { gap: 10px; }
  .activity-count-row { display: grid; width: 100%; gap: 8px; overflow: visible; }
  .game-channel-counts { display: flex; flex-wrap: wrap; gap: 6px; }
  .game-channel-count { flex: 1 1 auto; min-width: 0; padding: 7px 9px; }
  .game-channel-count dd { font-size: 16px; }
  .activity-summary-actions { justify-content: flex-start; width: 100%; line-height: 1.8; }
  #all-floor-panel > summary, .reach-distribution > summary { min-height: 44px; line-height: 1.6; padding-block: 12px; }
  .record-list-summary { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; }
  .record-list-outcomes, .player-run-distribution { width: 100%; min-width: 0; }
  .record-list-summary .activity-pie { width: 100%; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .record-list-summary .activity-pie-legend { grid-template-columns: minmax(0, 1fr); }
  .record-list-summary .activity-pie svg { width: 100%; max-width: 180px; }
  .metrics { gap: 10px; }
  .metric { min-width: 0; padding: 12px 10px; }
  .metric-value { font-size: 25px; }
  .pagination { flex-wrap: wrap; gap: 10px; padding: 14px 0 max(4px, env(safe-area-inset-bottom)); }
  .pagination > div { display: flex; width: 100%; gap: 10px; }
  .pagination button { flex: 1; margin: 0; min-height: 46px; font-size: 14px; }
  .card-summary-grid { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .card-summary-item { padding: 12px 10px; grid-template-columns: minmax(0, 1fr) 70px 70px; }
  .card-summary-name { font-size: 14px; line-height: 1.6; }
  .card-summary-codex { gap: 5px; padding-top: 8px; }
  .card-summary-codex-metric { padding: 5px; }
  .card-summary-rank { font-size: 10px; }
  .card-grid-sort { gap: 6px; }
  .card-grid-sort button { min-height: 44px; padding: 8px 10px; font-size: 12px; }
  .card-rarity-legend { gap: 6px; line-height: 1.7; }
  .card-statistics-item { padding: 12px; }
  .card-statistics-measure .card-metric { flex-direction: column; align-items: stretch; }
  .card-statistics-measure .ascension-chart.compact { flex: none; width: 100%; max-width: 320px; }
  .card-statistics-grid, .card-act-grid { grid-template-columns: minmax(0, 1fr); gap: 12px; }
  .card-statistics-footer { gap: 8px 12px; line-height: 1.6; }
  .card-act-item { padding: 10px 8px; }
  .card-act-table th, .card-act-table td { padding: 8px 4px; }
  .card-act-table th:first-child { width: 16%; }
  .card-act-sample { display: block; margin: 4px 0 0; line-height: 1.5; }
  .card-balance-controls, .card-balance-filter-group { min-width: 0; width: 100%; }
  .card-balance-run-options, .card-balance-scope-buttons { display: flex; flex-wrap: wrap; gap: 8px; width: 100%; }
  .card-balance-scope-buttons button, .card-balance-filter { min-height: 44px; flex: 1 1 auto; justify-content: center; }
  .card-balance-filter input { min-height: 0; width: 20px; height: 20px; }
  .card-balance-ranking-tabs button { min-height: 44px; font-size: 12px; }
  .card-balance-ranking-row { min-height: 48px; padding: 8px; font-size: 13px; }
  .card-balance-ranking-name { white-space: normal; overflow-wrap: anywhere; }
  .card-balance-ranking-panel { max-height: 50dvh; overscroll-behavior-y: contain; }
  .card-balance-export-button { min-height: 44px; }
  .chart-expand-button { min-height: 44px; min-width: 56px; right: 6px; top: 6px; opacity: 1; background: #fff; }
  .chart-expandable { padding-top: 48px; }
  .feedback-notice { flex-direction: column; align-items: stretch; gap: 12px; }
  .feedback-notice-actions { display: flex; gap: 8px; }
  .feedback-notice-actions button { flex: 1; }
  .login-shell { min-height: 100svh; padding: 24px 16px; }
  .login-card { padding: 28px 20px; border-radius: 18px; }
  .login-card h1 { font-size: 34px; }
  .login-foot { line-height: 1.7; text-align: center; }
}
@media screen and (max-width: 359px) {
  .card-summary-item { grid-template-columns: minmax(0, 1fr) 64px 64px; gap: 5px; }
  .card-summary-codex { grid-template-columns: minmax(0, 1fr); }
  .activity-pie-legend { grid-template-columns: minmax(0, 1fr); }
}