:root {
  --bg: #fff7f9;
  --card: #ffffff;
  --border: #f0d9e2;
  --text: #3a2b31;
  --muted: #8a7480;
  --primary: #e87ea1;
  --primary-dark: #d0658a;
  --low: #4caf50;
  --mid: #ff9800;
  --high: #e53935;
  --shadow: 0 2px 8px rgba(200, 120, 150, 0.08);
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
.app-header {
  padding: 14px 16px 8px;
  position: sticky; top: 0;
  background: var(--bg);
  z-index: 10;
  border-bottom: 1px solid var(--border);
}
.app-header h1 { margin: 0; font-size: 20px; }
.header-row { display: flex; justify-content: space-between; align-items: center; }
.header-actions { display: flex; align-items: center; gap: 10px; }
.sync-status { font-size: 11px; color: var(--muted); }
.sync-status.saving { color: var(--mid); }
.sync-status.saved { color: #4caf50; }
.sync-status.error { color: var(--high); }
.link-btn { background: none; border: none; color: var(--muted); font-size: 13px; cursor: pointer; padding: 4px 6px; }
.link-btn:hover { color: var(--primary-dark); }
.hidden { display: none; }

.summary-card {
  background: linear-gradient(135deg, #fff, #fff3f7);
  border-color: #f3c9d8;
}
.summary-content { font-size: 13px; line-height: 1.9; color: var(--text); }
.summary-content .row { display: flex; gap: 6px; }
.summary-content .label { color: var(--muted); flex-shrink: 0; min-width: 44px; }
.summary-content .val { flex: 1; word-break: break-word; }
.summary-content .val.empty { color: #c7b1bb; font-style: italic; }
.summary-content .tag {
  display: inline-block; padding: 1px 8px; border-radius: 10px;
  background: #fff; border: 1px solid var(--border);
  font-size: 12px; margin: 1px 3px 1px 0;
}
.summary-content .tag.low { border-color: #c8e6c9; }
.summary-content .tag.medium { border-color: #ffe0b2; }
.summary-content .tag.high { border-color: #ffcdd2; background: #fff5f5; }
.summary-empty { text-align: center; color: var(--muted); font-size: 13px; padding: 4px 0; }
.summary-content .badge {
  display: inline-block; padding: 1px 8px; border-radius: 10px;
  font-size: 12px; font-weight: 600;
}
.summary-content .badge.eczema-worse { background: #ffebee; color: #b71c1c; }
.summary-content .badge.eczema-better { background: #e8f5e9; color: #2e7d32; }
.summary-content .badge.eczema-none { background: #f5f5f5; color: #616161; }
.summary-content .badge.wake-bad { background: #fff3e0; color: #e65100; }
.summary-content .badge.wake-ok { background: #e3f2fd; color: #1565c0; }
.alert-banner {
  margin-top: 8px; padding: 10px 12px;
  background: #ffebee; color: #b71c1c;
  border-radius: 8px; font-size: 13px;
  border: 1px solid #ffcdd2;
}
.alert-banner.hidden { display: none; }
.tabs {
  display: flex; gap: 4px; padding: 8px;
  overflow-x: auto; background: var(--bg);
  position: sticky; top: 60px; z-index: 9;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  flex: 1 0 auto; padding: 8px 12px;
  border: 1px solid var(--border); background: #fff;
  border-radius: 20px; font-size: 13px; color: var(--muted);
  white-space: nowrap; cursor: pointer;
}
.tab-btn.active {
  background: var(--primary); color: #fff; border-color: var(--primary);
  font-weight: 600;
}
main { padding: 12px; padding-bottom: 60px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.card {
  background: var(--card); border-radius: 12px;
  padding: 14px; margin-bottom: 12px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.card h2 { margin: 0 0 10px; font-size: 15px; font-weight: 600; }
.card h3 { margin: 16px 0 6px; font-size: 13px; color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.date-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; background: #fff; border-radius: 12px;
  margin-bottom: 12px; box-shadow: var(--shadow); border: 1px solid var(--border);
}
.date-row input[type=date] {
  font-size: 15px; border: none; background: transparent; color: var(--primary-dark); font-weight: 600;
}
.entry-status { font-size: 12px; color: var(--muted); }
.entry-status.saved { color: #4caf50; }

/* Food category tabs */
.food-cat-tabs {
  display: flex; gap: 4px; margin-bottom: 10px; overflow-x: auto; padding-bottom: 4px;
}
.food-cat-tabs button {
  padding: 6px 12px; border-radius: 16px; border: 1px solid var(--border);
  background: #fff; font-size: 13px; color: var(--muted); cursor: pointer; white-space: nowrap;
}
.food-cat-tabs button.active {
  background: var(--primary); color: #fff; border-color: var(--primary);
}

/* Chips (food + contact) */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  padding: 6px 10px; border-radius: 16px;
  background: #f9f0f4; border: 1px solid var(--border);
  font-size: 13px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px;
  user-select: none;
}
.chip .dot {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block;
}
.chip .dot.low { background: var(--low); }
.chip .dot.medium { background: var(--mid); }
.chip .dot.high { background: var(--high); }
.chip.selected {
  background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 600;
}
.chip.selected .dot { border: 1.5px solid #fff; }
.chip-add {
  background: transparent; border: 1px dashed var(--border); color: var(--muted);
}

/* Milk */
.milk-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 8px; }
.milk-item {
  display: flex; justify-content: space-between; align-items: center;
  background: #f9f0f4; border: 1px solid var(--border);
  border-radius: 8px; padding: 6px 10px; font-size: 13px;
}
.milk-item button {
  background: none; border: none; color: var(--muted); cursor: pointer; font-size: 16px;
}
.milk-add { display: flex; gap: 6px; align-items: center; }
.milk-add input { flex: 1; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; background: #fff; }
.milk-add input[type=time] { flex: 1.2; }
.milk-add button {
  padding: 8px 12px; background: var(--primary); color: #fff;
  border: none; border-radius: 8px; font-size: 14px; cursor: pointer; white-space: nowrap;
}
#milk-total { color: var(--primary-dark); font-weight: 600; }

/* Poop */
.poop-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 8px; align-items: center;
}
.poop-btn {
  padding: 14px; font-size: 15px; font-weight: 600;
  background: linear-gradient(135deg, #8d6e63, #6d4c41); color: #fff;
  border: none; border-radius: 12px; cursor: pointer;
}
.poop-btn:active { transform: scale(0.97); }
.poop-count { font-size: 20px; font-weight: 700; color: var(--primary-dark); text-align: center; padding: 0 12px; }

/* Segmented buttons */
.seg { display: flex; gap: 6px; flex-wrap: wrap; }
.seg button {
  flex: 1; padding: 10px; border: 1px solid var(--border);
  background: #fff; border-radius: 8px; font-size: 14px;
  cursor: pointer; color: var(--text);
}
.seg button.active {
  background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 600;
}

/* Wake groups */
.wake-group { margin-bottom: 10px; }
.wake-group-label {
  font-size: 13px; color: var(--muted); margin-bottom: 4px; font-weight: 600;
}
.wake-options { display: flex; flex-direction: column; gap: 4px; }
.wake-opt {
  padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; font-size: 13px; cursor: pointer; text-align: left;
  display: flex; align-items: center; gap: 8px;
}
.wake-opt.active {
  background: var(--primary); color: #fff; border-color: var(--primary); font-weight: 600;
}
.wake-opt .sev {
  display: inline-block; padding: 1px 6px; border-radius: 8px; font-size: 11px;
  background: rgba(0,0,0,0.06); color: var(--muted);
}
.wake-opt.active .sev { background: rgba(255,255,255,0.25); color: #fff; }

textarea {
  width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 14px; resize: vertical; background: #fff; color: var(--text);
}

.save-row { display: flex; gap: 8px; margin-top: 12px; }
button.primary {
  padding: 14px; font-size: 15px; font-weight: 600;
  background: var(--primary); color: #fff; border: none; border-radius: 10px; cursor: pointer;
  flex: 1;
}
button.primary:active { transform: scale(0.98); }
button.secondary {
  padding: 10px 14px; font-size: 13px;
  background: #fff; color: var(--muted); border: 1px solid var(--border);
  border-radius: 10px; cursor: pointer;
}
button.danger {
  padding: 10px 14px; font-size: 13px;
  background: #fff; color: var(--high); border: 1px solid #ffcdd2;
  border-radius: 10px; cursor: pointer;
}

/* History */
.history-list { display: flex; flex-direction: column; gap: 8px; }
.history-item {
  padding: 12px; background: #fff; border: 1px solid var(--border);
  border-radius: 10px; cursor: pointer;
}
.history-item:active { background: #f9f0f4; }
.history-date { font-weight: 600; color: var(--primary-dark); margin-bottom: 4px; }
.history-summary { font-size: 12px; color: var(--muted); line-height: 1.7; }
.history-summary .badge {
  display: inline-block; padding: 1px 6px; border-radius: 8px; font-size: 11px;
  margin-right: 4px;
}
.badge.eczema-worse { background: #ffebee; color: #b71c1c; }
.badge.eczema-better { background: #e8f5e9; color: #2e7d32; }
.badge.eczema-none { background: #f5f5f5; color: #616161; }

/* Alerts list */
#alerts-list { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.alert-card {
  padding: 12px; border-radius: 10px; border-left: 4px solid var(--high);
  background: #ffebee;
}
.alert-card.suspicious {
  background: #fff8e1; border-left-color: var(--mid);
}
.alert-card .alert-title { font-weight: 700; margin-bottom: 4px; }
.alert-card .alert-meta { font-size: 12px; color: var(--muted); }
.alert-card .alert-dates { font-size: 11px; margin-top: 4px; color: var(--muted); }
.no-alerts { padding: 20px; text-align: center; color: var(--muted); font-size: 13px; }

/* Settings library editor */
.lib-cat { margin-bottom: 12px; }
.lib-cat-title {
  font-weight: 600; font-size: 13px; margin-bottom: 6px;
  display: flex; justify-content: space-between; align-items: center;
}
.lib-items { display: flex; flex-wrap: wrap; gap: 4px; }
.lib-item {
  padding: 5px 8px; border: 1px solid var(--border); border-radius: 8px;
  background: #f9f0f4; font-size: 12px; display: flex; align-items: center; gap: 4px;
}
.lib-item .del { color: var(--high); cursor: pointer; font-weight: bold; }
.lib-item .lvl { font-size: 10px; padding: 1px 4px; border-radius: 6px; color: #fff; }
.lvl-low { background: var(--low); }
.lvl-medium { background: var(--mid); }
.lvl-high { background: var(--high); }
.lib-add-form {
  display: flex; gap: 4px; margin-top: 6px; flex-wrap: wrap;
}
.lib-add-form input, .lib-add-form select {
  padding: 6px 8px; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; background: #fff; color: var(--text);
}
.lib-add-form input { flex: 1; min-width: 100px; }
.lib-add-form button {
  padding: 6px 10px; background: var(--primary); color: #fff; border: none;
  border-radius: 6px; font-size: 13px; cursor: pointer;
}

.btn-row { display: flex; flex-wrap: wrap; gap: 6px; }

/* Toast */
.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: rgba(0,0,0,0.85); color: #fff; padding: 10px 18px;
  border-radius: 20px; font-size: 13px; z-index: 100;
  opacity: 0; transition: opacity 0.2s;
  pointer-events: none;
}
.toast.show { opacity: 1; }

@media (min-width: 640px) {
  main { max-width: 720px; margin: 0 auto; }
  .app-header, .tabs { max-width: 720px; margin: 0 auto; }
}