:root {
  /* 朝顔カラーパレット（青紫～紫） */
  --color-primary: #7c3aed;       /* violet-600 */
  --color-primary-dark: #6d28d9;  /* violet-700 */
  --color-primary-soft: #ede9fe;  /* violet-100 */
  --color-accent: #4f46e5;        /* indigo-600 */
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-bg: #faf5ff;            /* violet-50 */
  --color-surface: #ffffff;
  --color-warm: #f59e0b;
  --color-cool: #60a5fa;
  --color-error: #dc2626;
  --color-success: #16a34a;
  --radius: 12px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(124, 58, 237, 0.12);
}

* { box-sizing: border-box; }

/* HTML の hidden 属性を常に最優先（CSS の display: flex に負けないように） */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Hiragino Sans", "Yu Gothic UI", sans-serif;
  font-size: 16px;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  /* iPhone Safari の Pinch Zoom 抑止（CSS でできる範囲） */
  touch-action: pan-y;
}

button {
  font-family: inherit;
  font-size: 16px;
  cursor: pointer;
}

select {
  font-family: inherit;
  font-size: 14px;
  padding: 6px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
}

/* ============================================================
   ログイン画面
   ============================================================ */
.login-shell {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: linear-gradient(160deg, #ede9fe 0%, #ddd6fe 50%, #c4b5fd 100%);
  /* iPhone Safari の 100vh 問題対策 */
  height: 100dvh;
  /* スクロール禁止 */
  overflow: hidden;
  /* タッチ操作によるオーバースクロール抑止 */
  overscroll-behavior: contain;
}

.login-card {
  background: var(--color-surface);
  border-radius: 20px;
  padding: 36px 28px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow-md);
}

.login-card h1 {
  margin: 0 0 6px;
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  color: var(--color-primary-dark);
  letter-spacing: 0.04em;
}

.login-desc {
  margin: 0 0 28px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 13px;
}

.login-shell .form-group {
  margin-bottom: 16px;
}
.login-shell .form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}
.login-shell .form-group input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 16px;
}
.login-shell .form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

.login-button {
  width: 100%;
  padding: 12px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  min-height: 48px;
}
.login-button:hover:not(:disabled) { background: var(--color-primary-dark); }
.login-button:disabled { opacity: 0.6; cursor: not-allowed; }

.login-error {
  margin-top: 12px;
  color: var(--color-error);
  font-size: 13px;
  text-align: center;
  min-height: 18px;
}

/* ============================================================
   ダッシュボード本体
   ============================================================ */
.app-shell {
  max-width: 600px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 12px 14px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  /* iPhone Safari でヘッダーが画面幅を超えないように */
  width: 100%;
  overflow: hidden;
}

.header-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.header-actions {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}

.header-actions select {
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-text);
  /* 幅を縮められるようにする */
  min-width: 0;
  max-width: 130px;
  font-size: 13px;
  padding: 6px 8px;
}

.icon-button {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background 0.15s;
  padding: 0;
}

.icon-button:hover {
  background: rgba(255, 255, 255, 0.35);
}

.main {
  flex: 1;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.status {
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 6px;
  min-height: 16px;
}

.status[data-type="info"] { color: var(--color-text-muted); }
.status[data-type="error"] {
  color: var(--color-error);
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.card-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.weather-card {
  background: linear-gradient(135deg, var(--color-primary-soft) 0%, #ddd6fe 100%);
  border: 1px solid #c4b5fd;
}

.weather-main {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-text);
  line-height: 1.2;
}
.weather-detail {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.weather-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 4px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 8px;
}

.meta-label {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.meta-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary-dark);
}
/* 最高気温（暖色） */
.meta-value-max { color: #dc2626; }   /* red-600 */
/* 最低気温（寒色） */
.meta-value-min { color: #2563eb; }   /* blue-600 */
/* 降水確率（朝顔紫を維持） */
.meta-value-pop { color: var(--color-primary-dark); }

.weather-area {
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: right;
}

.advice-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.advice-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.advice-icon {
  font-size: 48px;
  margin: 8px 0 12px;
  line-height: 1;
}

.advice-message {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  padding: 6px 10px;
  border-radius: 6px;
}

.advice-required { color: #fff; background: var(--color-error); }
.advice-maybe { color: #92400e; background: #fef3c7; }
.advice-not_required { color: #166534; background: #dcfce7; }

.advice-hot { color: #fff; background: #ea580c; }
.advice-warm { color: #92400e; background: #fed7aa; }
.advice-mild { color: #166534; background: #dcfce7; }
.advice-cool { color: #1e40af; background: #dbeafe; }
.advice-chilly { color: #1e3a8a; background: #c7d2fe; }
.advice-cold { color: #fff; background: #4338ca; }
.advice-freezing { color: #fff; background: #1e3a8a; }
.advice-unknown { color: var(--color-text-muted); background: var(--color-bg); }

.loading, .error {
  padding: 24px;
  text-align: center;
  color: var(--color-text-muted);
}
.error { color: var(--color-error); }

/* ============================================================
   駐車場セクション
   ============================================================ */
.parking-section { background: var(--color-surface); }
.parking-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.parking-reload-button {
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.parking-reload-button:hover:not(:disabled) { background: var(--color-primary-dark); }
.parking-reload-button:disabled { opacity: 0.6; cursor: not-allowed; }
.parking-list { display: flex; flex-direction: column; gap: 8px; }
.parking-item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  grid-column-gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fafafa;
}
.parking-name { grid-column: 1; grid-row: 1; font-weight: 600; font-size: 14px; }
.parking-status {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  font-weight: 700;
  font-size: 16px;
  padding: 6px 10px;
  border-radius: 6px;
  min-width: 70px;
  text-align: center;
}
.parking-meta-line {
  grid-column: 1;
  grid-row: 2;
  font-size: 12px;
  color: var(--color-text-muted);
}
.parking-error {
  grid-column: 1 / -1;
  grid-row: 3;
  font-size: 12px;
  color: var(--color-error);
  margin-top: 4px;
}
.parking-status-available { background: #dcfce7; color: #166534; }
.parking-status-crowded { background: #fef3c7; color: #92400e; }
.parking-status-full { background: #fee2e2; color: #b91c1c; }
.parking-status-closed { background: #e5e7eb; color: #374151; }
.parking-status-unknown { background: #e5e7eb; color: #6b7280; }

.parking-meta {
  margin-top: 8px;
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: right;
}
.empty {
  padding: 16px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 13px;
}
.empty.error { color: var(--color-error); }

.footer {
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: 12px;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-note { font-weight: 500; }
.footer-meta { opacity: 0.8; }