/* ================================================================
   diet-bot User PWA — スタイルシート
   対象: /dashboard, /liff
   ================================================================ */

:root {
  --color-primary:   #22c55e;
  --color-primary-d: #16a34a;
  --color-primary-l: #dcfce7;
  --color-bg:        #f0fdf4;
  --color-card:      #ffffff;
  --color-text:      #1f2937;
  --color-muted:     #6b7280;
  --color-border:    #e5e7eb;
  --color-danger:    #ef4444;
  --radius-card:     16px;
  --shadow-card:     0 2px 12px rgba(0,0,0,0.08);
  --bottom-bar:      72px;
}

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

html, body {
  font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ================================================================
   Loading / Auth screen
   ================================================================ */
#loading-screen, #auth-error-screen {
  position: fixed; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: var(--color-bg);
  z-index: 100;
  gap: 16px;
}
#auth-error-screen { display: none; }

.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--color-primary-l);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ================================================================
   App Container
   ================================================================ */
#app {
  display: none;
  max-width: 430px;
  margin: 0 auto;
  padding: 0 0 var(--bottom-bar);
  min-height: 100vh;
}

/* ================================================================
   Header
   ================================================================ */
.app-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 16px;
  display: flex; align-items: center; justify-content: space-between;
}
.app-header .logo {
  display: flex; align-items: center; gap: 8px;
}
.app-header .logo-icon {
  width: 32px; height: 32px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: white; font-size: 14px;
}
.app-header .logo-text {
  font-size: 16px; font-weight: 700; color: var(--color-text);
}
.app-header .user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--color-primary-l);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  cursor: pointer;
}
.app-header .user-avatar img {
  width: 100%; height: 100%; object-fit: cover;
}

/* ================================================================
   Bottom Navigation
   ================================================================ */
.bottom-nav {
  position: fixed; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 100%; max-width: 430px;
  background: var(--color-card);
  border-top: 1px solid var(--color-border);
  display: flex; height: var(--bottom-bar);
  z-index: 50;
  padding-bottom: env(safe-area-inset-bottom);
}
.nav-item {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 3px;
  cursor: pointer;
  color: var(--color-muted);
  font-size: 10px;
  border: none; background: none;
  padding: 8px 4px;
  transition: color 0.15s;
}
.nav-item i { font-size: 20px; }
.nav-item.active { color: var(--color-primary); }

/* ================================================================
   Page sections
   ================================================================ */
.page-section { display: none; padding: 16px; }
.page-section.active { display: block; }

/* ================================================================
   Cards
   ================================================================ */
.card {
  background: var(--color-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  margin-bottom: 12px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px 0;
}
.card-title {
  font-size: 13px; font-weight: 600; color: var(--color-muted);
  text-transform: uppercase; letter-spacing: 0.05em;
}
.card-body { padding: 12px 16px 16px; }

/* ================================================================
   Today Summary Card
   ================================================================ */
.summary-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
  margin-bottom: 12px;
}
.summary-item {
  border-radius: 12px; padding: 12px;
  text-align: center;
}
.summary-item.green  { background: #f0fdf4; }
.summary-item.blue   { background: #eff6ff; }
.summary-item.orange { background: #fff7ed; }
.summary-item.purple { background: #faf5ff; }
.summary-item .val {
  font-size: 22px; font-weight: 700; line-height: 1.1;
}
.summary-item.green  .val { color: #16a34a; }
.summary-item.blue   .val { color: #2563eb; }
.summary-item.orange .val { color: #ea580c; }
.summary-item.purple .val { color: #7c3aed; }
.summary-item .label {
  font-size: 11px; color: var(--color-muted); margin-top: 2px;
}

.pfc-row {
  display: grid; grid-template-columns: 1fr 1fr 1fr;
  gap: 8px; text-align: center;
}
.pfc-item .val { font-size: 16px; font-weight: 700; }
.pfc-item.p .val { color: #ea580c; }
.pfc-item.f .val { color: #ca8a04; }
.pfc-item.c .val { color: #7c3aed; }
.pfc-item .label { font-size: 11px; color: var(--color-muted); }

/* ================================================================
   Streak / Calorie Bar
   ================================================================ */
.streak-block {
  display: flex; align-items: center; justify-content: space-between;
}
.streak-num { font-size: 28px; font-weight: 800; color: #f97316; }
.streak-unit { font-size: 13px; color: var(--color-muted); margin-left: 2px; }
.streak-label { font-size: 13px; font-weight: 600; color: var(--color-text); }

.calorie-bar {
  margin-top: 8px;
  height: 8px; border-radius: 4px;
  background: var(--color-primary-l);
  overflow: hidden;
}
.calorie-bar-fill {
  height: 100%; border-radius: 4px;
  background: var(--color-primary);
  transition: width 0.6s ease;
}

/* ================================================================
   Meal List
   ================================================================ */
.meal-item {
  display: flex; align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  gap: 10px;
}
.meal-item:last-child { border-bottom: none; }
.meal-type-badge {
  font-size: 10px; font-weight: 600;
  padding: 2px 8px; border-radius: 999px;
  white-space: nowrap;
}
.badge-breakfast { background: #fef9c3; color: #854d0e; }
.badge-lunch     { background: #dcfce7; color: #166534; }
.badge-dinner    { background: #ede9fe; color: #4c1d95; }
.badge-snack     { background: #fee2e2; color: #991b1b; }
.badge-other     { background: #f3f4f6; color: #374151; }

.meal-info { flex: 1; min-width: 0; }
.meal-name { font-size: 13px; color: var(--color-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meal-kcal { font-size: 12px; color: var(--color-muted); white-space: nowrap; }

/* ================================================================
   Weight Chart
   ================================================================ */
.chart-wrap { position: relative; height: 150px; }

/* ================================================================
   Record Log List (過去記録ページ)
   ================================================================ */
.log-date-header {
  font-size: 12px; font-weight: 700;
  color: var(--color-muted); letter-spacing: 0.05em;
  padding: 12px 0 4px;
}
.log-row {
  background: var(--color-card);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 8px;
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  cursor: pointer;
  transition: transform 0.1s;
}
.log-row:active { transform: scale(0.98); }
.log-row .log-date-label { font-size: 14px; font-weight: 600; }
.log-row .log-meta { font-size: 12px; color: var(--color-muted); margin-top: 2px; }
.log-row .log-weight { font-size: 16px; font-weight: 700; color: var(--color-primary-d); }

/* ================================================================
   Progress Photos
   ================================================================ */
.photo-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.photo-card {
  border-radius: 12px; overflow: hidden;
  background: var(--color-card);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
.photo-card img {
  width: 100%; aspect-ratio: 3/4; object-fit: cover;
  display: block;
}
.photo-card .photo-meta {
  padding: 8px;
  font-size: 11px; color: var(--color-muted);
}
.photo-card .photo-date { font-weight: 600; color: var(--color-text); }

/* Meal photo card override — food photos look better wider */
.meal-photo-card img {
  aspect-ratio: 4/3;
}
.meal-photo-card { cursor: pointer; }

/* Compare selection */
.photo-card.selected {
  border: 2.5px solid #22c55e;
  box-shadow: 0 0 0 1px #22c55e40;
}
.compare-badge {
  position: absolute; top: 6px; right: 6px;
  background: #22c55e; color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 2px 8px; border-radius: 10px;
  z-index: 2; line-height: 1.4;
}
.compare-area {
  grid-column: 1/-1;
  background: #fff; border-radius: 12px;
  padding: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  margin-bottom: 8px;
}
.photo-card { cursor: pointer; transition: border 0.15s, box-shadow 0.15s; }

/* Photo sub-tab */
.photo-sub-tab { transition: color 0.2s, border-bottom-color 0.2s; }

/* ================================================================
   Weekly Report Card
   ================================================================ */
.report-card {
  background: var(--color-card);
  border-radius: var(--radius-card);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-card);
}
.report-week { font-size: 12px; color: var(--color-muted); margin-bottom: 8px; }
.report-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 8px; margin-bottom: 12px;
}
.report-stat { text-align: center; }
.report-stat .val { font-size: 15px; font-weight: 700; color: var(--color-text); }
.report-stat .lbl { font-size: 10px; color: var(--color-muted); }
.report-summary {
  font-size: 13px; color: #374151; line-height: 1.6;
  background: #f8fafc; border-radius: 8px; padding: 10px;
  white-space: pre-wrap;
}

/* ================================================================
   Profile Page
   ================================================================ */
.profile-header {
  display: flex; flex-direction: column; align-items: center;
  padding: 24px 16px 16px;
}
.profile-avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: var(--color-primary-l);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; margin-bottom: 12px;
}
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; }
.profile-name { font-size: 18px; font-weight: 700; }
.profile-sub  { font-size: 13px; color: var(--color-muted); margin-top: 2px; }

.settings-list { }
.settings-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
}
.settings-row:first-child { border-radius: var(--radius-card) var(--radius-card) 0 0; }
.settings-row:last-child  { border-radius: 0 0 var(--radius-card) var(--radius-card); border-bottom: none; }
.settings-label { font-size: 14px; }
.toggle {
  position: relative; width: 44px; height: 24px;
}
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-track {
  position: absolute; inset: 0; border-radius: 12px;
  background: var(--color-border); cursor: pointer;
  transition: background 0.2s;
}
.toggle input:checked + .toggle-track { background: var(--color-primary); }
.toggle-track::after {
  content: '';
  position: absolute; top: 2px; left: 2px;
  width: 20px; height: 20px; border-radius: 50%;
  background: white; transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.toggle input:checked + .toggle-track::after { transform: translateX(20px); }

/* ================================================================
   LINE 連携ボタン
   ================================================================ */
.line-cta {
  display: block; width: 100%;
  background: #06c755; color: white;
  border: none; border-radius: 12px;
  padding: 14px; font-size: 15px; font-weight: 600;
  text-align: center; cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}
.line-cta:hover { background: #05a848; }
.line-cta i { margin-right: 6px; }

/* ================================================================
   Empty State
   ================================================================ */
.empty-state {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 40px 16px; text-align: center; color: var(--color-muted);
}
.empty-state i { font-size: 36px; margin-bottom: 12px; opacity: 0.4; }
.empty-state p { font-size: 14px; line-height: 1.5; }

/* ================================================================
   Toast
   ================================================================ */
#toast {
  position: fixed; bottom: 90px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: rgba(0,0,0,0.8); color: white;
  padding: 10px 20px; border-radius: 999px;
  font-size: 13px; opacity: 0;
  transition: all 0.3s; pointer-events: none; white-space: nowrap;
  z-index: 200;
}
#toast.show {
  opacity: 1; transform: translateX(-50%) translateY(0);
}

/* ================================================================
   Skeleton Loader
   ================================================================ */
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position:  400px 0; }
}
.skeleton {
  background: linear-gradient(90deg, #e5e7eb 25%, #f3f4f6 50%, #e5e7eb 75%);
  background-size: 800px 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 6px;
}

/* ================================================================
   Responsive / Safe Area
   ================================================================ */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
  .bottom-nav { padding-bottom: env(safe-area-inset-bottom); }
  #app { padding-bottom: calc(var(--bottom-bar) + env(safe-area-inset-bottom)); }
}

/* ================================================================
   Status Banner (M1-3: 問診未完了 / 停止中)
   ================================================================ */
.status-banner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 8px 0 0;
  padding: 14px 16px;
  border-radius: var(--radius-card);
  font-size: 13px;
  line-height: 1.5;
}
.status-banner i {
  font-size: 24px;
  margin-top: 2px;
  flex-shrink: 0;
}
.status-banner .banner-title {
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 2px;
}
.status-banner .banner-desc {
  color: var(--color-muted);
  font-size: 12px;
}

.status-banner.intake-pending {
  background: #fffbeb;
  border: 1px solid #fbbf24;
  color: #92400e;
}
.status-banner.intake-pending i { color: #f59e0b; }
.status-banner.intake-pending .banner-desc { color: #a16207; }

.status-banner.suspended {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #991b1b;
}
.status-banner.suspended i { color: #ef4444; }
.status-banner.suspended .banner-desc { color: #b91c1c; }

/* ================================================================
   Record Detail Modal
   ================================================================ */
.modal-section {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #f3f4f6;
}
.modal-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}
.modal-section-title {
  font-size: 14px;
  font-weight: 700;
  color: #374151;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
}

/* ================================================================
   生理周期フェーズ小カード（Ph2）
   ================================================================ */
.cycle-phase-card {
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 12px;
}
.cycle-phase-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.cycle-phase-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}
.cycle-phase-card__counter {
  font-size: 12px;
  font-weight: 600;
}
.cycle-phase-card__strategy {
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 4px;
}
.cycle-phase-card__next {
  font-size: 12px;
  margin-bottom: 4px;
}
.cycle-phase-card__advice {
  font-size: 12px;
  line-height: 1.5;
  opacity: 0.85;
}

/* ================================================================
   体重グラフ フェーズレジェンド（Ph3）
   ================================================================ */
.cycle-chart-legend {
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 8px 0 2px;
  justify-content: center;
}
.cycle-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: #374151;
}
.cycle-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}