/* Email address bar */
.email-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  background: var(--pico-card-background-color);
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
}

.email-address-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.email-label {
  color: var(--pico-muted-color);
  font-size: 0.9rem;
}

.email-address {
  font-size: 1.1rem;
  padding: 0.3rem 0.6rem;
  user-select: all;
}

.email-actions {
  display: flex;
  gap: 0.5rem;
}

.email-actions button {
  margin-bottom: 0;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

/* Inbox layout */
.inbox-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 1.5rem;
  min-height: 60vh;
}

/* Email list */
.inbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.inbox-header h3 {
  margin-bottom: 0;
}

.refresh-btn {
  margin-bottom: 0;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
}

.email-count {
  font-weight: normal;
  color: var(--pico-muted-color);
  font-size: 0.9rem;
}

.email-row {
  padding: 0.75rem 1rem;
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  margin-bottom: 0.5rem;
  cursor: pointer;
  transition: background-color 0.15s;
}

.email-row:hover {
  background: var(--pico-card-background-color);
}

.email-row.selected {
  background: var(--pico-primary-background);
  border-color: var(--pico-primary);
  border-left: 3px solid var(--pico-primary);
  color: white;
}

.email-row.selected .email-time,
.email-row.selected .email-from {
  color: rgba(255, 255, 255, 0.85);
}

.email-row-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.25rem;
}

.email-from {
  font-size: 0.85rem;
  color: var(--pico-muted-color);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.email-time {
  font-size: 0.8rem;
  color: var(--pico-muted-color);
  white-space: nowrap;
}

.email-subject {
  font-weight: 600;
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 70%;
  text-align: left;
}

.empty-state {
  color: var(--pico-muted-color);
  text-align: center;
  padding: 3rem 1rem;
  font-style: italic;
}

/* Email detail */
.email-detail-panel {
  border-left: 1px solid var(--pico-muted-border-color);
  padding-left: 1.5rem;
}

.email-detail-panel.hidden {
  display: none;
}

.detail-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.back-btn {
  display: none;
  margin-bottom: 0;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
}

.delete-btn {
  margin-bottom: 0;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  color: #c62828;
  border-color: #c62828;
}

.delete-btn:hover {
  background: #c62828;
  color: white;
  border-color: #c62828;
}

.email-detail {
  margin: 0;
}

.email-detail header {
  padding-bottom: 0.75rem;
}

.email-meta-details {
  margin-bottom: 0;
}

.email-meta-body {
  margin-top: 0.5rem;
}

.email-meta div {
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.email-body {
  min-height: 200px;
}

.email-iframe {
  width: 100%;
  min-height: 70vh;
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  background: #ffffff;
  color-scheme: light;
}

.email-iframe-dark {
  background: #1a1a1a;
  color-scheme: dark;
}

.detail-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
}

.preview-theme-toggle {
  display: inline-flex;
  align-items: stretch;
  margin: 0;
  border: 1px solid var(--pico-muted-border-color);
  border-radius: var(--pico-border-radius);
  overflow: hidden;
  background: var(--pico-card-background-color);
}

.preview-theme-toggle.hidden {
  display: none;
}

.preview-theme-toggle .theme-btn {
  width: auto;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  padding: 0.3rem 0.8rem;
  font-size: 0.85rem;
  border: none;
  border-radius: 0;
  background: transparent;
  color: var(--pico-muted-color);
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.preview-theme-toggle .theme-btn + .theme-btn {
  border-left: 1px solid var(--pico-muted-border-color);
}

.preview-theme-toggle .theme-btn:hover:not(.active) {
  color: var(--pico-color);
}

.preview-theme-toggle .theme-btn.active {
  background: var(--pico-primary);
  color: var(--pico-primary-inverse);
}

.preview-theme-toggle .theme-icon {
  flex: 0 0 auto;
}

.email-text {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-size: 0.9rem;
}

.email-attachments {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--pico-muted-border-color);
  font-size: 0.85rem;
  color: var(--pico-muted-color);
}

.attachment-link {
  color: var(--pico-primary);
  text-decoration: underline;
  cursor: pointer;
}

.attachment-link:hover {
  color: var(--pico-primary-hover);
}

/* Diagnostics */
.email-diagnostics {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--pico-muted-border-color);
}

.email-diagnostics.hidden {
  display: none;
}

.collapsible-toggle {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pico-muted-color);
  cursor: pointer;
  user-select: none;
}

.diagnostics-body {
  margin-top: 0.6rem;
}

.diagnostics-section {
  margin-bottom: 0.75rem;
}

.diagnostics-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--pico-muted-color);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  display: block;
  margin-bottom: 0.4rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  font-size: 0.85rem;
}

.timeline-row {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  position: relative;
  padding-left: 0.3rem;
}

.timeline-row:not(.timeline-row-last)::after {
  content: '';
  position: absolute;
  left: 0.3rem;
  top: 0.55rem;
  bottom: 0;
  width: 2px;
  background: var(--pico-muted-border-color);
  transform: translateX(-50%);
}

.timeline-marker {
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--pico-primary);
  flex-shrink: 0;
  margin-top: 0.25rem;
  margin-left: -0.3rem;
  position: relative;
  z-index: 1;
}

.timeline-row-content {
  display: flex;
  min-width: 0;
}

.timeline-connector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.15rem 0 0.15rem 0.6rem;
  position: relative;
}

.timeline-connector::before {
  content: '';
  position: absolute;
  left: 0.3rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--pico-muted-border-color);
  transform: translateX(-50%);
}

.timeline-step-label {
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--pico-color);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.timeline-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--pico-muted-border-color);
  color: var(--pico-muted-color);
  font-size: 0.6rem;
  font-weight: 700;
  cursor: help;
  flex-shrink: 0;
  border: none;
}

.timeline-step-time {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--pico-muted-color);
}

.timeline-delta {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.1rem 0.4rem;
  border-radius: 0.25rem;
  white-space: nowrap;
}

.delta-fast {
  color: #15803d;
  background: #dcfce7;
}

.delta-medium {
  color: #a16207;
  background: #fef9c3;
}

.delta-slow {
  color: #dc2626;
  background: #fee2e2;
}

.delta-neutral {
  color: var(--pico-muted-color);
  background: var(--pico-muted-border-color);
}

.auth-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.auth-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.4;
}

.auth-badge.pass {
  background: #e8f5e9;
  color: #2e7d32;
}

.auth-badge.fail {
  background: #ffebee;
  color: #c62828;
}

.auth-badge.neutral {
  background: #f5f5f5;
  color: #757575;
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 1.2rem;
  height: 1.2rem;
  border: 2px solid var(--pico-muted-border-color);
  border-top-color: var(--pico-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  vertical-align: middle;
}

.spinner-small {
  width: 0.9rem;
  height: 0.9rem;
  border-width: 2px;
  border-top-color: currentColor;
}

.spinner-large {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
}

.detail-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  min-height: 300px;
  color: var(--pico-muted-color);
  font-size: 0.95rem;
}

.detail-loading.hidden {
  display: none;
}

#detail-content.hidden {
  display: none;
}

.spinner-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 2rem 0;
  color: var(--pico-muted-color);
  font-size: 0.9rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
  .inbox-layout {
    grid-template-columns: 1fr;
  }

  .email-detail-panel {
    border-left: none;
    padding-left: 0;
  }

  .back-btn {
    display: inline-block;
  }

  .hidden-mobile {
    display: none;
  }

  .email-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}