:root {
  color-scheme: light dark;

  --color-bg: #ffffff;
  --color-surface: #f6f7f8;
  --color-border: rgba(15, 23, 42, 0.1);
  --color-text: #0f172a;
  --color-muted: rgba(15, 23, 42, 0.6);
  --color-danger: #dc2626;
  --color-danger-bg: rgba(220, 38, 38, 0.1);
  --color-success: #16a34a;
  --color-success-bg: rgba(22, 163, 74, 0.1);
  --color-warning: #ca8a04;
  --color-accent: #0f172a;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-md: 13px;
  --font-size-lg: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #16181d;
    --color-surface: #1f222a;
    --color-border: rgba(255, 255, 255, 0.1);
    --color-text: #f1f5f9;
    --color-muted: rgba(241, 245, 249, 0.6);
    --color-danger: #f87171;
    --color-danger-bg: rgba(248, 113, 113, 0.14);
    --color-success: #4ade80;
    --color-success-bg: rgba(74, 222, 128, 0.14);
    --color-warning: #facc15;
    --color-accent: #f1f5f9;
  }
}

* {
  box-sizing: border-box;
}

body {
  width: 320px;
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font: var(--font-size-md)/1.45 -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.popup {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-4);
}

header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

header .brand h1 {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
}

header .subtitle {
  margin: 1px 0 0;
  color: var(--color-muted);
  font-size: var(--font-size-xs);
}

.connection {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
  color: var(--color-muted);
  font-size: var(--font-size-xs);
  white-space: nowrap;
}

.connection-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
  background: currentColor;
}

.connection-connecting {
  color: var(--color-warning);
}

.connection-connected {
  color: var(--color-success);
}

.connection-disconnected,
.connection-auth-error {
  color: var(--color-danger);
}

.error-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-danger-bg);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

.error-icon {
  flex-shrink: 0;
}

.error-text {
  flex: 1;
}

.error-dismiss {
  flex-shrink: 0;
  border: none;
  background: none;
  color: inherit;
  font-size: 15px;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  opacity: 0.65;
}

.error-dismiss:hover {
  opacity: 1;
}

.status-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.status-icon {
  font-size: 22px;
  line-height: 1;
}

.status-card-unlocked .status-icon {
  color: var(--color-success);
}

.status-body {
  flex: 1;
  min-width: 0;
}

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-weight: 600;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

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

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

.status-body .reason {
  margin: var(--space-2) 0 0;
  font-size: var(--font-size-md);
}

.status-body .reason-muted {
  color: var(--color-muted);
}

.status-body .scope {
  margin: var(--space-1) 0 0;
  color: var(--color-muted);
  font-size: var(--font-size-xs);
}

.account-actions {
  display: flex;
  gap: var(--space-2);
}

.ghost-button,
.primary-button {
  flex: 1;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.ghost-button {
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-text);
}

.ghost-button:hover {
  background: var(--color-surface);
}

.primary-button {
  width: 100%;
  margin-top: var(--space-1);
  border: none;
  background: var(--color-accent);
  color: var(--color-bg);
}

.primary-button:hover:not(:disabled) {
  opacity: 0.9;
}

.primary-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.settings-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-2) 0;
  border: none;
  border-top: 1px solid var(--color-border);
  background: none;
  color: var(--color-muted);
  font: inherit;
  font-size: var(--font-size-sm);
  cursor: pointer;
}

.settings-toggle:hover {
  color: var(--color-text);
}

.settings-panel {
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}

.settings-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.settings-panel h2 {
  margin: 0;
  font-size: var(--font-size-md);
}

.settings-collapse {
  border: none;
  background: none;
  color: var(--color-muted);
  font: inherit;
  font-size: var(--font-size-xs);
  font-weight: 600;
  cursor: pointer;
}

.settings-collapse:hover {
  color: var(--color-text);
}

.settings-panel h3 {
  margin: 0 0 var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.settings-panel label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-muted);
}

.threshold-input {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  color: var(--color-text);
}

.threshold-input input {
  width: 48px;
  padding: 4px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: inherit;
  font: inherit;
  text-align: right;
}

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