/* LOMRA Mail - Layout Styles */

/* App Container */
.app {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  padding: var(--spacing-5) var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.sidebar-logo svg {
  color: var(--primary);
}

.sidebar-nav {
  flex: 1;
  padding: var(--spacing-4);
  overflow-y: auto;
}

.sidebar-compose {
  padding: var(--spacing-4);
}

.sidebar-compose .btn {
  width: 100%;
  padding: var(--spacing-4);
  font-size: var(--font-size-base);
}

.nav-group {
  margin-bottom: var(--spacing-6);
}

.nav-group-title {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0 var(--spacing-3);
  margin-bottom: var(--spacing-2);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-bottom: var(--spacing-1);
}

.nav-item:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--primary-light);
  color: var(--primary);
}

.nav-item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-item-badge {
  margin-left: auto;
  background-color: var(--primary);
  color: var(--text-inverse);
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: var(--spacing-4);
  border-top: 1px solid var(--border-color);
}

/* Main Content */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
}

/* Header */
.header {
  height: var(--header-height);
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-6);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.header-menu-btn {
  display: none;
  color: var(--text-secondary);
}

.header-search {
  position: relative;
  width: 400px;
}

.header-search input {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  padding-left: 44px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  transition: all var(--transition);
}

.header-search input:focus {
  outline: none;
  background-color: var(--bg-primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.header-search input::placeholder {
  color: var(--text-tertiary);
}

.header-search svg {
  position: absolute;
  left: var(--spacing-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  width: 18px;
  height: 18px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.header-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}

.header-icon-btn:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.header-icon-btn svg {
  width: 22px;
  height: 22px;
}

.notification-badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background-color: var(--primary);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.header-user:hover {
  background-color: var(--bg-tertiary);
}

.header-user-info {
  text-align: right;
}

.header-user-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.header-user-email {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

/* Page Container */
.page-container {
  flex: 1;
  padding: var(--spacing-6);
  overflow-y: auto;
}

/* Email Layout */
.email-layout {
  display: flex;
  gap: 0;
  height: calc(100vh - var(--header-height));
}

.email-list-panel {
  width: 400px;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
}

.email-list-header {
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.email-list-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.email-list-actions {
  display: flex;
  gap: var(--spacing-2);
}

.email-list {
  flex: 1;
  overflow-y: auto;
}

.email-item {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  position: relative;
}

.email-item:hover {
  background-color: var(--bg-secondary);
}

.email-item.active {
  background-color: var(--bg-tertiary);
}

.email-item.unread {
  background-color: var(--bg-secondary);
}

.email-item.unread::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 70%;
  background-color: var(--info);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.email-item-checkbox {
  flex-shrink: 0;
  margin-top: 2px;
}

.email-item-star {
  flex-shrink: 0;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.email-item-star:hover,
.email-item-star.starred {
  color: var(--warning);
}

.email-item-content {
  flex: 1;
  min-width: 0;
}

.email-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-1);
}

.email-item-sender {
  font-weight: 500;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
}

.email-item.unread .email-item-sender {
  font-weight: 600;
}

.email-item-time {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.email-item-subject {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  margin-bottom: var(--spacing-1);
}

.email-item.unread .email-item-subject {
  font-weight: 600;
}

.email-item-preview {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.email-item-labels {
  display: flex;
  gap: var(--spacing-1);
  margin-top: var(--spacing-2);
}

/* Email View Panel */
.email-view-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  overflow: hidden;
}

.email-view-header {
  padding: var(--spacing-6);
  border-bottom: 1px solid var(--border-color);
}

.email-view-actions {
  display: flex;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-4);
}

.email-view-subject {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-4);
}

.email-view-meta {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-4);
}

.email-view-sender {
  flex: 1;
}

.email-view-sender-name {
  font-weight: 600;
  margin-bottom: var(--spacing-1);
}

.email-view-sender-email {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.email-view-date {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.email-view-body {
  flex: 1;
  padding: var(--spacing-6);
  overflow-y: auto;
  line-height: 1.7;
}

.email-view-body p {
  margin-bottom: var(--spacing-4);
}

.email-view-attachments {
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.attachments-title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--spacing-3);
}

.attachments-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-3);
}

.attachment-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.attachment-item:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.attachment-item svg {
  color: var(--text-secondary);
}

.attachment-size {
  color: var(--text-tertiary);
  font-size: var(--font-size-xs);
}

/* Empty Email View */
.email-view-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
}

.email-view-empty svg {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-4);
}

.email-view-empty-text {
  font-size: var(--font-size-lg);
}

/* Compose Modal */
.compose-modal .modal {
  max-width: 700px;
}

.compose-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-3) var(--spacing-4);
  background-color: var(--text-primary);
  color: var(--text-inverse);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.compose-header-title {
  font-weight: 500;
}

.compose-header-actions {
  display: flex;
  gap: var(--spacing-2);
}

.compose-header-actions button {
  color: var(--text-inverse);
  opacity: 0.7;
  transition: opacity var(--transition-fast);
}

.compose-header-actions button:hover {
  opacity: 1;
}

.compose-body {
  padding: 0;
}

.compose-field {
  display: flex;
  align-items: center;
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.compose-field-label {
  width: 60px;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.compose-field-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: var(--font-size-sm);
  background: transparent;
  color: var(--text-primary);
}

.compose-field-toggle {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  cursor: pointer;
}

.compose-field-toggle:hover {
  color: var(--primary);
}

.compose-editor {
  min-height: 300px;
  padding: var(--spacing-4);
}

.compose-toolbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-4);
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.compose-toolbar-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.compose-toolbar-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.compose-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-3) var(--spacing-4);
  border-top: 1px solid var(--border-color);
}

.compose-footer-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.compose-footer-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

/* Rich Text Editor */
.rich-editor {
  min-height: 250px;
  outline: none;
  line-height: 1.6;
}

.rich-editor:empty::before {
  content: attr(data-placeholder);
  color: var(--text-tertiary);
}

/* Drag & Drop Zone */
.drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius);
  padding: var(--spacing-8);
  text-align: center;
  transition: all var(--transition);
}

.drop-zone.active {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.drop-zone-icon {
  width: 48px;
  height: 48px;
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-4);
}

.drop-zone-text {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2);
}

.drop-zone-subtext {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

/* Settings Layout */
.settings-layout {
  max-width: 900px;
  margin: 0 auto;
}

.settings-tabs {
  margin-bottom: var(--spacing-6);
}

.settings-section {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-6);
}

.settings-section-header {
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--border-color);
}

.settings-section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.settings-section-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: var(--spacing-1);
}

.settings-section-body {
  padding: var(--spacing-6);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4) 0;
  border-bottom: 1px solid var(--border-color);
}

.settings-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.settings-row:first-child {
  padding-top: 0;
}

.settings-row-info {
  flex: 1;
}

.settings-row-title {
  font-weight: 500;
  margin-bottom: var(--spacing-1);
}

.settings-row-description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Mobile FAB */
.fab {
  display: none;
  position: fixed;
  bottom: var(--spacing-6);
  right: var(--spacing-6);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-lg);
  align-items: center;
  justify-content: center;
  z-index: 90;
  transition: all var(--transition);
}

.fab:hover {
  background-color: var(--primary-hover);
  transform: scale(1.1);
}

.fab svg {
  width: 24px;
  height: 24px;
}

/* Sidebar Overlay */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 90;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .email-list-panel {
    width: 350px;
  }
  
  .header-search {
    width: 300px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .sidebar-overlay.active {
    display: block;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .header-menu-btn {
    display: flex;
  }
  
  .header-search {
    display: none;
  }
  
  .header-user-info {
    display: none;
  }
  
  .email-layout {
    flex-direction: column;
  }
  
  .email-list-panel {
    width: 100%;
    height: auto;
    max-height: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  
  .email-list-panel.hidden {
    display: none;
  }
  
  .email-view-panel {
    position: fixed;
    inset: 0;
    z-index: 80;
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  
  .email-view-panel.active {
    transform: translateX(0);
  }
  
  .email-view-back {
    display: flex;
  }
  
  .sidebar-compose {
    display: none;
  }
  
  .fab {
    display: flex;
  }
  
  .page-container {
    padding: var(--spacing-4);
  }
  
  .settings-layout {
    padding: 0;
  }
}

@media (max-width: 480px) {
  .email-item {
    padding: var(--spacing-3);
  }
  
  .email-view-header {
    padding: var(--spacing-4);
  }
  
  .email-view-body {
    padding: var(--spacing-4);
  }
  
  .header {
    padding: 0 var(--spacing-4);
  }
  
  .modal {
    max-height: 100vh;
    border-radius: 0;
  }
  
  .compose-modal .modal {
    max-width: 100%;
    height: 100%;
  }
}