/* MailStack Premium Design System (Gmail/Zoho Inspired) */

:root {
  /* HSL Color Palette */
  --primary-hue: 217;
  --color-primary: hsl(var(--primary-hue), 89%, 61%);
  --color-primary-hover: hsl(var(--primary-hue), 89%, 55%);
  --color-primary-soft: hsl(var(--primary-hue), 90%, 94%);
  
  --color-bg-app: #f6f8fc;
  --color-bg-card: #ffffff;
  
  --color-text-main: #202124;
  --color-text-muted: #5f6368;
  --color-border: #f1f3f4;
  --color-border-dark: #e0e0e0;
  
  --color-danger: #ea4335;
  --color-danger-soft: #fce8e6;
  
  --shadow-sm: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  
  --font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg-app);
  color: var(--color-text-main);
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: #dadce0;
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: #bdc1c6;
}

/* Header Styles */
.app-header {
  height: 64px;
  background-color: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  z-index: 100;
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 232px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--color-primary);
}

.brand-icon {
  font-size: 1.5rem;
}

.icon-btn {
  background: transparent;
  border: none;
  font-size: 1.4rem;
  color: var(--color-text-muted);
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.icon-btn:hover {
  background-color: var(--color-border);
  color: var(--color-text-main);
}

/* Header Search */
.header-search {
  flex: 1;
  max-width: 720px;
  padding: 0 1rem;
}

.search-form {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.search-form input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 3rem;
  background-color: #f1f3f4;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 0.95rem;
  color: var(--color-text-main);
  transition: var(--transition-fast);
}

.search-form input:focus {
  background-color: var(--color-bg-card);
  border-color: transparent;
  box-shadow: 0 1px 1px 0 rgba(65,69,73,0.3), 0 1px 3px 1px rgba(65,69,73,0.15);
  outline: none;
}

/* Header Right */
.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-badge-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background-color: hsl(271, 80%, 94%);
  color: hsl(271, 76%, 53%);
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.admin-badge-link:hover {
  background-color: hsl(271, 80%, 88%);
}

.user-email-display {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background-color: var(--color-bg-app);
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-pill);
}

.display-icon {
  font-size: 1.1rem;
  color: var(--color-primary);
}

.btn-logout {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
  border: none;
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-logout:hover {
  background-color: hsl(4, 90%, 90%);
}

/* App Containers */
.app-container {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

/* Sidebar Styles */
.app-sidebar {
  width: 256px;
  background-color: var(--color-bg-app);
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex-shrink: 0;
  overflow-y: auto;
  transition: var(--transition-normal);
}

.sidebar-compose-container {
  padding: 0 0.5rem;
}

.btn-compose {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  padding: 1rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  transition: var(--transition-fast);
}

.btn-compose:hover {
  background-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 10px rgba(26,115,232,0.3);
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sidebar-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.65rem 1.5rem;
  color: #3c4043;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
  transition: var(--transition-fast);
  margin-right: 0.5rem;
}

.sidebar-item i {
  font-size: 1.15rem;
}

.sidebar-item:hover {
  background-color: rgba(60,64,67,0.08);
  color: var(--color-text-main);
}

.sidebar-item.active {
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  font-weight: 600;
}

/* Content Area */
.app-content-wrapper {
  flex: 1;
  background-color: var(--color-bg-app);
  padding: 0 1rem 1rem 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.app-content-card {
  flex: 1;
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Flash Messages */
.alert {
  padding: 1rem;
  margin: 1rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.alert-info {
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  border-left: 4px solid var(--color-primary);
}

.alert-danger {
  background-color: var(--color-danger-soft);
  color: var(--color-danger);
  border-left: 4px solid var(--color-danger);
}

/* Folder/Content Headers */
.content-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.folder-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.folder-icon {
  font-size: 1.5rem;
  color: var(--color-primary);
}

.folder-title h1 {
  font-size: 1.35rem;
  font-weight: 600;
  text-transform: capitalize;
}

/* Pagination Controls */
.pagination-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.page-info {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.pagination-buttons {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.btn-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--color-text-muted);
  text-decoration: none;
  background-color: var(--color-bg-card);
  transition: var(--transition-fast);
}

.btn-pagination:not(.disabled):hover {
  background-color: var(--color-border);
  color: var(--color-text-main);
}

.btn-pagination.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Mail List Layout */
.mail-list-container {
  flex: 1;
  overflow-y: auto;
}

.mail-item-row {
  display: flex;
  align-items: center;
  padding: 0.65rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-card);
  transition: var(--transition-fast);
}

.mail-item-row:hover {
  box-shadow: inset 1px 0 0 #dadce0, inset -1px 0 0 #dadce0, 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
  position: relative;
  z-index: 5;
}

.mail-item-row.unread {
  background-color: #fafbfc;
}

.mail-item-row.unread .mail-from, 
.mail-item-row.unread .mail-subject {
  font-weight: 700;
}

.action-cols {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-right: 1rem;
}

.mail-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.star-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 1.1rem;
  transition: var(--transition-fast);
}

.star-btn:hover {
  color: #f4b400;
}

.mail-item-link {
  display: flex;
  align-items: center;
  flex: 1;
  text-decoration: none;
  color: var(--color-text-main);
  min-width: 0;
}

.mail-from {
  width: 220px;
  flex-shrink: 0;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 1rem;
}

.mail-details {
  flex: 1;
  display: flex;
  align-items: center;
  min-width: 0;
  font-size: 0.95rem;
  padding-right: 1rem;
}

.mail-subject {
  color: var(--color-text-main);
  margin-right: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mail-snippet {
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 400;
}

.mail-date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: right;
  white-space: nowrap;
  width: 90px;
  flex-shrink: 0;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem;
  text-align: center;
}

.empty-icon-wrap {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--color-bg-app);
  color: var(--color-primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.empty-state h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Message Detail View */
.message-view-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.btn-back:hover {
  color: var(--color-primary);
}

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

.btn-action-icon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--color-border-dark);
  background-color: var(--color-bg-card);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-action-icon.danger {
  color: var(--color-danger);
}

.btn-action-icon.danger:hover {
  background-color: var(--color-danger-soft);
}

.btn-action-icon.primary {
  color: var(--color-primary);
}

.btn-action-icon.primary:hover {
  background-color: var(--color-primary-soft);
}

.message-card {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.message-subject-line h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 1rem;
}

.sender-info-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.sender-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: hsl(207, 73%, 88%);
  color: hsl(207, 76%, 40%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
}

.sender-details {
  flex: 1;
}

.sender-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sender-name {
  font-weight: 600;
  color: var(--color-text-main);
}

.message-timestamp {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.recipient-line {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.message-body-container {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  margin-bottom: 2rem;
}

.message-body-text {
  font-family: inherit;
  font-size: 0.95rem;
  white-space: pre-wrap;
  line-height: 1.6;
  color: #222;
}

/* Attachments */
.attachments-section {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.attachments-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.attachments-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.attachment-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid var(--color-border);
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-app);
}

.attachment-icon {
  font-size: 1.5rem;
  color: var(--color-primary);
}

.attachment-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.attachment-name {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-text-main);
}

.attachment-size {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* Form Controls (Compose Page) */
.compose-card {
  padding: 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.compose-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.form-control {
  font-family: var(--font-family);
  font-size: 0.95rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.form-control.mono {
  font-family: monospace;
  background-color: var(--color-bg-app);
}

.text-body-control {
  resize: vertical;
  min-height: 200px;
  line-height: 1.6;
}

.file-control {
  padding: 0.5rem 0;
}

.file-help-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.compose-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.btn-send {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-primary);
  color: #fff;
  border: none;
  font-family: var(--font-family);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.btn-cancel {
  background-color: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-dark);
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  transition: var(--transition-fast);
}

.btn-cancel:hover {
  background-color: var(--color-border);
  color: var(--color-text-main);
}

/* Search Page Specifics */
.search-page-box {
  padding: 1.5rem 1.5rem 0.5rem 1.5rem;
}

.search-form-page {
  display: flex;
  gap: 0.75rem;
  max-width: 600px;
}

.search-input-wrapper {
  position: relative;
  flex: 1;
}

.page-search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
}

.search-input-wrapper input {
  padding-left: 2.5rem;
  width: 100%;
}

.search-info-bar {
  padding: 0.5rem 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Auth Pages (Sign In) */
.auth-page-bg {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  height: 100vh;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container-layout {
  justify-content: center;
  align-items: center;
  height: 100%;
  width: 100%;
}

.auth-container-layout .app-content-wrapper {
  background-color: transparent !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  overflow: visible !important;
  width: 100% !important;
  height: 100% !important;
  flex: 1 1 auto !important;
}

.auth-card {
  flex: none !important;
  width: 100%;
  max-width: 420px;
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
  padding: 2.5rem !important;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

@media (max-width: 480px) {
  .auth-card {
    padding: 1.5rem 1.25rem !important;
  }
}

.auth-card-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.auth-logo-brand {
  text-align: center;
  margin-bottom: 0.5rem;
}

.auth-logo-brand .brand-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.auth-logo-brand h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-bottom: 0.25rem;
}

.auth-logo-brand p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.auth-form-control {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.auth-form-control input {
  font-family: var(--font-family);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-sm);
  width: 100%;
  outline: none;
  transition: var(--transition-fast);
}

.auth-form-control input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.btn-auth-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--color-primary);
  color: #fff;
  border: none;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  margin-top: 0.5rem;
}

.btn-auth-submit:hover {
  background-color: var(--color-primary-hover);
}

.auth-card-footer {
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 1rem;
}

/* Sidebar Backdrop Overlay */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.4);
  z-index: 9;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.sidebar-backdrop.active {
  display: block;
  opacity: 1;
}

/* Responsive Grid for Admin & Webmail Forms */
.admin-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  max-width: 650px;
  width: 100%;
}

.admin-form-grid .form-group.full-width,
.admin-form-grid .full-width {
  grid-column: span 2;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .app-sidebar {
    position: absolute;
    left: -256px;
    top: 0;
    bottom: 0;
    z-index: 10;
    box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    background-color: var(--color-bg-card);
  }
  
  .app-sidebar.open {
    left: 0;
  }
  
  .header-search {
    display: none; /* Hide top search bar on small screens */
  }

  .app-content-wrapper {
    padding: 0.5rem !important;
  }
  
  .app-content-card {
    border-radius: var(--radius-md) !important;
  }
  
  .content-header {
    padding: 1rem !important;
  }
  
  .folder-title h1 {
    font-size: 1.15rem !important;
  }

  .mail-list-container {
    padding: 0.75rem !important;
  }

  /* Header Optimization */
  .header-left {
    min-width: auto !important;
  }
  
  .admin-badge-link span,
  .btn-logout span,
  .user-email-display span,
  .btn-text {
    display: none !important;
  }
  
  .admin-badge-link,
  .btn-logout,
  .user-email-display {
    padding: 0.5rem !important;
    border-radius: 50% !important;
    width: 38px;
    height: 38px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
  
  .admin-badge-link i,
  .btn-logout i,
  .user-email-display i {
    font-size: 1.25rem !important;
    margin: 0 !important;
  }

  /* Mail List Layout Stacking */
  .mail-item-row {
    padding: 0.75rem 1rem !important;
    position: relative;
  }
  
  .mail-item-link {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 0.35rem !important;
  }
  
  .mail-from {
    width: 100% !important;
    font-size: 0.95rem !important;
    padding-right: 4.5rem !important; /* Avoid overlap with the date */
  }
  
  .mail-details {
    width: 100% !important;
    padding-right: 0 !important;
    display: block !important;
  }
  
  .mail-subject {
    display: inline !important;
    font-size: 0.9rem !important;
  }
  
  .mail-snippet {
    display: inline !important;
    font-size: 0.85rem !important;
  }
  
  .mail-date {
    position: absolute !important;
    top: 0.75rem !important;
    right: 1rem !important;
    width: auto !important;
    font-size: 0.8rem !important;
    color: var(--color-text-muted) !important;
  }

  /* Message view adjustments */
  .message-card {
    padding: 1rem !important;
  }
  
  .message-subject-line h1 {
    font-size: 1.25rem !important;
  }
  
  .sender-info-card {
    gap: 0.75rem !important;
  }
  
  .sender-avatar {
    width: 36px !important;
    height: 36px !important;
    font-size: 1rem !important;
  }
}

@media (max-width: 600px) {
  .admin-form-grid {
    grid-template-columns: 1fr !important;
  }
  .admin-form-grid .form-group {
    grid-column: span 1 !important;
  }
  .admin-form-grid div {
    grid-column: span 1 !important;
  }
  
  /* Stack compose view actions */
  .compose-actions {
    flex-direction: column;
    align-items: stretch !important;
    gap: 0.75rem !important;
  }
  
  .btn-send, .btn-cancel {
    width: 100%;
    justify-content: center;
  }

  /* Stack search form */
  .search-form-page {
    flex-direction: column !important;
    gap: 0.75rem !important;
  }
  
  .search-form-page button {
    width: 100%;
  }
}


/* Admin Table & Utility Styles */
.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
}

.admin-table th {
  background-color: var(--color-bg-app);
  color: var(--color-text-muted);
  font-weight: 600;
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--color-border);
  font-size: 0.9rem;
}

.admin-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
}

.admin-table tr:hover {
  background-color: #fafbfc;
}

.btn-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition-fast);
}

.btn-link:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

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

.btn-link.danger:hover {
  color: hsl(4, 90%, 45%);
}

/* Refresh Button and Animation */
.refresh-btn {
  margin-left: 0.75rem;
  width: 36px !important;
  height: 36px !important;
  font-size: 1.25rem !important;
  color: var(--color-text-muted) !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
}

.refresh-btn:hover {
  background-color: var(--color-border) !important;
  color: var(--color-text-main) !important;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.refresh-btn.spinning i {
  display: inline-block;
  animation: spin 0.8s linear infinite;
}