/* 仮予定カード */
.race-card.is-tentative {
  border-style: dashed;
  background: linear-gradient(135deg, var(--bg-card) 0%, #fffbf0 100%);
}
.race-card.is-tentative::before {
  background: linear-gradient(180deg, #f59e0b, #d97706);
}

/* === デザインシステム === */
:root {
  /* デフォルト：芝グリーン系（既存継承＋現代化） */
  --bg: #f4f6f4;
  --bg-card: #ffffff;
  --bg-subtle: #f8faf8;
  --border: #e5e9e5;
  --border-strong: #c8d0c8;
  --text: #1a2420;
  --text-muted: #6b7570;
  --text-faint: #98a098;

  --primary: #1a5e20;
  --primary-light: #4c8c4a;
  --primary-dark: #003d12;
  --accent: #b8941f;     /* アンバー系（ゴールドより落ち着き） */
  --accent-strong: #8c6d10;

  --danger: #c53030;
  --warning: #d97706;
  --success: #2f855a;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;

  --shadow-xs: 0 1px 2px rgba(15, 30, 20, 0.04);
  --shadow-sm: 0 2px 6px rgba(15, 30, 20, 0.06), 0 1px 2px rgba(15, 30, 20, 0.04);
  --shadow-md: 0 6px 16px rgba(15, 30, 20, 0.08), 0 2px 4px rgba(15, 30, 20, 0.04);
  --shadow-lg: 0 14px 32px rgba(15, 30, 20, 0.10);

  --font-sans: 'Helvetica Neue', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', 'Yu Gothic', Meiryo, sans-serif;
  --font-num: 'SF Mono', 'Roboto Mono', 'Menlo', monospace;
}

[data-theme="dark"] {
  --bg: #131815;
  --bg-card: #1d2521;
  --bg-subtle: #232b27;
  --border: #2d3530;
  --border-strong: #3d4540;
  --text: #e8ede8;
  --text-muted: #9aa39c;
  --text-faint: #6b7570;
  --primary: #6dbf6d;
  --primary-light: #8ed18e;
  --primary-dark: #4c8c4a;
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.35);
  --shadow-md: 0 6px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 14px 32px rgba(0,0,0,0.5);
}

[data-theme="paper"] {
  --bg: #f5efe4;
  --bg-card: #fdf9f0;
  --bg-subtle: #ebe3d3;
  --border: #d8cdb6;
  --border-strong: #b8a988;
  --text: #2a2418;
  --text-muted: #6b614c;
  --primary: #5a3920;
  --primary-light: #8a5a35;
  --primary-dark: #3a2410;
  --accent: #a83232;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt";
}

button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; }

/* === ヘッダー === */
.app-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}
.app-header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  display: grid; place-items: center;
  font-weight: 800;
  font-size: 18px;
  flex-shrink: 0;
  letter-spacing: -1px;
}
.brand-text { min-width: 0; }
.brand-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.2;
}
.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* === ボタン === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: all 0.15s;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--bg-subtle); }
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}
.btn-ghost:hover { background: var(--bg-subtle); color: var(--text); }
.btn-danger {
  background: var(--bg-card);
  color: var(--danger);
  border-color: var(--danger);
}
.btn-danger:hover { background: #fff5f5; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-icon {
  width: 36px; height: 36px;
  padding: 0;
  border-radius: 8px;
  display: grid; place-items: center;
}

/* === メイン === */
.app-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 80px;
}

/* フィルタバー */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  align-items: center;
}
.filter-group {
  display: flex;
  gap: 4px;
  background: var(--bg-card);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--border);
}
.filter-chip {
  padding: 6px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.15s;
}
.filter-chip.active {
  background: var(--primary);
  color: white;
}
.filter-chip:not(.active):hover {
  background: var(--bg-subtle);
  color: var(--text);
}
.search-input {
  flex: 1;
  min-width: 180px;
  padding: 9px 14px;
  border-radius: 9px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  font-size: 14px;
  color: var(--text);
}
.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 94, 32, 0.12);
}

/* === 日付セクション === */
.date-section { margin-bottom: 32px; }
.date-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border);
}
.date-header-main {
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  font-feature-settings: "tnum";
}
.date-header-day {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
}
.date-header-pill {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}
.date-header-pill.today {
  background: var(--primary);
  color: white;
}
.date-header-pill.tomorrow {
  background: var(--accent);
  color: white;
}
.date-header-pill.weekend {
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.date-header-count {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-muted);
}

/* === タイムライン グリッド === */
.timeline-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}
[data-density="compact"] .timeline-grid { gap: 8px; }
[data-density="comfortable"] .timeline-grid { gap: 14px; }
[data-density="spacious"] .timeline-grid { gap: 22px; }

[data-layout="grid"] .timeline-grid {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

/* === カード === */
.race-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  position: relative;
  display: flex;
  flex-direction: column;
}
.race-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.race-card.is-fav {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), var(--shadow-xs);
}
.icon-btn.fav-btn.is-fav { color: var(--accent); }

/* 自信度による左バー */
.race-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--border);
}
.race-card[data-confidence="5"]::before { background: linear-gradient(180deg, var(--accent), var(--accent-strong)); }
.race-card[data-confidence="4"]::before { background: var(--accent); }
.race-card[data-confidence="3"]::before { background: var(--primary-light); }
.race-card[data-confidence="2"]::before { background: var(--text-faint); }
.race-card[data-confidence="1"]::before { background: var(--border-strong); }

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px 0 20px;
  gap: 8px;
}
.card-race-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
  flex-wrap: wrap;
}
.card-race-num {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--primary);
  font-size: 14px;
}
.card-race-course {
  background: var(--bg-subtle);
  color: var(--text);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
}
.card-race-name {
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}

.card-actions { display: flex; gap: 4px; }
.icon-btn {
  width: 28px; height: 28px;
  border-radius: 6px;
  display: grid; place-items: center;
  color: var(--text-faint);
  transition: all 0.15s;
}
.icon-btn:hover { background: var(--bg-subtle); color: var(--text); }
.icon-btn svg { width: 16px; height: 16px; }

.card-body {
  padding: 6px 20px 12px;
}
.card-horse {
  font-size: 24px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 8px;
}
[data-density="compact"] .card-horse { font-size: 20px; }
[data-density="spacious"] .card-horse { font-size: 28px; }

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.club-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px 3px 6px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  background: var(--bg-subtle);
  color: var(--text);
  border: 1px solid var(--border);
}
.club-swatch {
  width: 14px; height: 14px;
  border-radius: 4px;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.1);
}

.cond-tag {
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--bg-subtle);
  color: var(--text-muted);
}
.cond-tag.turf { background: #e8f3e8; color: #1a5e20; }
.cond-tag.dirt { background: #f4ebd8; color: #92400e; }
.cond-tag.jump { background: #f3e8ee; color: #862848; }

[data-theme="dark"] .cond-tag.turf { background: rgba(109, 191, 109, 0.15); color: #8ed18e; }
[data-theme="dark"] .cond-tag.dirt { background: rgba(180, 130, 60, 0.15); color: #d4a76a; }

.confidence-stars {
  display: inline-flex;
  gap: 1px;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 1px;
  margin-left: auto;
}
.confidence-stars .star-empty { color: var(--border-strong); }

.card-comment {
  margin: 10px 16px 12px 20px;
  padding: 10px 12px;
  background: var(--bg-subtle);
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.55;
  border-left: 3px solid var(--border-strong);
  white-space: pre-wrap;
  word-break: break-word;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px 14px;
  border-top: 1px solid var(--border);
  margin-top: auto;
  gap: 10px;
}
.poster-info {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.poster-avatar {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  display: grid; place-items: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}
.poster-name {
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.poster-time {
  color: var(--text-faint);
  font-size: 11px;
}

.like-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-subtle);
  transition: all 0.15s;
  border: 1px solid transparent;
}
.like-btn:hover {
  color: var(--danger);
  border-color: rgba(197, 48, 48, 0.2);
}
.like-btn.liked {
  color: var(--danger);
  background: rgba(197, 48, 48, 0.08);
}
.like-btn svg { width: 14px; height: 14px; }
.like-btn.liked svg { fill: var(--danger); }
.like-btn .like-pop { animation: pop 0.3s ease; }
@keyframes pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.4); }
  100% { transform: scale(1); }
}

/* おたおめしたいボタン（一口仲間） */
.cheer-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-subtle);
  transition: all 0.15s;
  border: 1px solid var(--border);
  white-space: nowrap;
}
.cheer-btn:hover {
  color: var(--accent-strong);
  border-color: var(--accent);
  background: #fdf8e8;
}
.cheer-btn.cheered {
  color: var(--accent-strong);
  background: #fdf3d4;
  border-color: var(--accent);
}
[data-theme="dark"] .cheer-btn:hover,
[data-theme="dark"] .cheer-btn.cheered {
  background: rgba(184, 148, 31, 0.18);
}
.cheer-count {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-strong);
  margin-left: 2px;
}

/* 空状態 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.4;
}
.empty-state-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.empty-state-sub { font-size: 13px; }

/* === モーダル === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 25, 20, 0.55);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 16px;
  animation: fadeIn 0.2s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.25s cubic-bezier(0.2, 0.9, 0.3, 1.2);
  max-height: calc(100vh - 32px);
  overflow: hidden;
  min-height: 0;
}
@supports (height: 100dvh) {
  .modal { max-height: calc(100dvh - 32px); }
}
/* PostForm/EditForm の <form> もflex columnコンテナに */
.modal > form {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}
@keyframes slideUp { from { opacity: 0; transform: translateY(16px) scale(0.98); } to { opacity: 1; transform: translateY(0) scale(1); } }

.modal-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 16px; font-weight: 700; }
.modal-body {
  padding: 20px 22px;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1 1 auto;
  min-height: 0;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}
.modal-header { flex: 0 0 auto; }
.modal-footer {
  flex: 0 0 auto;
  padding: 14px 22px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  background: var(--bg-subtle);
}

/* フォーム */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}
.form-row.single { grid-template-columns: 1fr; }
.form-row.surface-distance { grid-template-columns: 110px 1fr; }
.form-field { display: flex; flex-direction: column; gap: 5px; }
.form-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.3px;
}
.form-label .req { color: var(--danger); margin-left: 2px; }
.form-label .opt { color: var(--text-faint); font-weight: 500; margin-left: 4px; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 94, 32, 0.12);
}
.form-textarea { resize: vertical; min-height: 70px; font-family: inherit; }

.form-help {
  font-size: 11px;
  color: var(--text-faint);
  margin-top: 3px;
}

/* 自信度ラジオ */
.confidence-picker {
  display: flex;
  gap: 4px;
}
.confidence-picker label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 4px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text-muted);
  background: var(--bg-card);
}
.confidence-picker input { display: none; }
.confidence-picker label:hover { border-color: var(--primary-light); color: var(--text); }
.confidence-picker input:checked + label,
.confidence-picker label:has(input:checked) {
  background: var(--accent);
  color: white;
  border-color: var(--accent-strong);
  font-weight: 700;
}

/* オートコンプリート候補 */
.suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}
.suggestion-chip {
  font-size: 12px;
  padding: 3px 9px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}
.suggestion-chip:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* 認証セクション */
.auth-block {
  padding: 18px;
  background: var(--bg-subtle);
  border-radius: 10px;
  border: 1px solid var(--border);
  text-align: center;
}
.auth-block p { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }
.auth-error {
  background: #fff5f5;
  border: 1px solid #fecaca;
  color: var(--danger);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 8px;
}
[data-theme="dark"] .auth-error {
  background: rgba(197, 48, 48, 0.15);
  border-color: rgba(197, 48, 48, 0.4);
  color: #fca5a5;
}

/* === FAB === */
.fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 25px rgba(26, 94, 32, 0.35);
  z-index: 40;
  transition: transform 0.15s, box-shadow 0.15s;
}
.fab:hover { transform: scale(1.06); box-shadow: 0 14px 30px rgba(26, 94, 32, 0.45); }
.fab svg { width: 24px; height: 24px; }

/* === フッター === */
.app-footer {
  border-top: 1px solid var(--border);
  padding: 24px 20px 32px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  background: var(--bg-card);
}
.app-footer p { margin-bottom: 4px; }
.app-footer-link { color: var(--primary); text-decoration: underline; }

/* === レスポンシブ === */
@media (max-width: 640px) {
  .app-header-inner { padding: 12px 14px; }
  .brand-title { font-size: 14px; }
  .brand-sub { display: none; }
  .header-actions .btn-text { display: none; }
  .app-main { padding: 16px 14px 80px; }
  .filter-bar { gap: 6px; }
  .form-row { grid-template-columns: 1fr; gap: 12px; }
  .form-row.surface-distance { grid-template-columns: 110px 1fr; }
  .card-horse { font-size: 22px; }
  .modal-header, .modal-body, .modal-footer { padding-left: 16px; padding-right: 16px; }
  .date-header-main { font-size: 17px; }
}

/* === ローディング === */
.skeleton {
  background: linear-gradient(90deg, var(--bg-subtle) 25%, var(--border) 50%, var(--bg-subtle) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}