:root {
  color-scheme: light;
  --bg: #f4f1ec;
  --surface: #ffffff;
  --text: #1a1d23;
  --text-muted: #6b7280;
  --border: #e5e0d8;
  --primary: #2d2a4a;
  --primary-contrast: #ffffff;
  --accent: #6d5bd0;
  --success: #15803d;
  --success-bg: #dcfce7;
  --pending: #b45309;
  --pending-bg: #fef3c7;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #14121f;
    --surface: #1e1b2e;
    --text: #f1f2f4;
    --text-muted: #a7a2bd;
    --border: #33304a;
    --primary: #f1f2f4;
    --primary-contrast: #14121f;
    --accent: #a996ff;
    --success: #4ade80;
    --success-bg: #14301f;
    --pending: #fbbf24;
    --pending-bg: #3a2c0c;
    --danger: #f87171;
    --danger-bg: #3a1414;
  }
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
  padding-bottom: env(safe-area-inset-bottom);
}

.offline-banner {
  background: var(--pending-bg);
  color: var(--pending);
  text-align: center;
  font-size: 13px;
  padding: 8px 16px;
}

.update-banner {
  background: var(--accent);
  color: #fff;
  text-align: center;
  font-size: 13px;
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top);
}

.app-header-inner {
  max-width: 640px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-header h1 {
  font-size: 18px;
  margin: 0;
}

.app-header-actions {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 16px;
  line-height: 1;
  padding: 6px 9px;
  cursor: pointer;
  touch-action: manipulation;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-refresh {
  width: 16px;
  height: 16px;
}

.menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  min-width: 220px;
  padding: 6px;
  display: flex;
  flex-direction: column;
  z-index: 20;
}

.menu-item {
  background: transparent;
  border: none;
  color: var(--text);
  text-align: left;
  font-size: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  cursor: pointer;
}

.menu-item:hover {
  background: var(--bg);
}

.menu-item-status {
  margin: 2px 12px 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.badge {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  font-weight: 600;
}

.badge-online {
  background: var(--success-bg);
  color: var(--success);
}

.badge-offline {
  background: var(--danger-bg);
  color: var(--danger);
}

main#app {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

.view h2 {
  font-size: 16px;
  margin: 4px 0 10px;
}

.settings-hint {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0 0 18px;
}

.settings-hint code {
  background: var(--bg);
  border-radius: 4px;
  padding: 1px 5px;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
}

.field input {
  font-size: 15px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

.field input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.settings-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 4px;
}

.settings-status,
.list-status,
.sync-status {
  min-height: 18px;
  font-size: 13px;
  color: var(--text-muted);
  margin: 6px 0 0;
}

.status-error {
  color: var(--danger);
}

.btn {
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  touch-action: manipulation;
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-contrast);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-small {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 8px;
}

.btn-success {
  background: var(--success-bg);
  color: var(--success);
}

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.add-item-form {
  display: flex;
  gap: 10px;
  margin-bottom: 6px;
}

.add-item-form input {
  flex: 1;
  font-size: 15px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

.add-item-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.items-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.items-table th {
  text-align: left;
  font-size: 12px;
  color: var(--text-muted);
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.items-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: middle;
}

.items-table tr:last-child td {
  border-bottom: none;
}

.col-actions {
  width: 1%;
  white-space: nowrap;
}

.item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.item-name-cell {
  min-width: 0;
}

.item-name {
  word-break: break-word;
}

.item-name-input {
  width: 100%;
  min-width: 120px;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
}

.item-name-input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 24px;
}

.items-count {
  font-size: 13px;
  color: var(--text-muted);
  margin: 4px 0 0;
}

.completed-details {
  margin-top: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 14px;
}

.completed-summary {
  cursor: pointer;
  padding: 10px 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.completed-list {
  list-style: none;
  margin: 0;
  padding: 0 0 10px;
}

.completed-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 6px 0;
  border-top: 1px solid var(--border);
}

.completed-list li:first-child {
  border-top: none;
}

.completed-item-name {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: line-through;
  word-break: break-word;
}

.btn-reactivate {
  flex-shrink: 0;
}