:root {
  --mailpanel-sidebar-width: 260px;
  --mailpanel-surface: #ffffff;
  --mailpanel-surface-alt: #f8fafc;
  --mailpanel-border: #e6edf5;
  --mailpanel-text: #334155;
  --mailpanel-muted: #64748b;
  --mailpanel-accent: #3b82f6;
  --mailpanel-sidebar-bg: #0f172a;
}

body.mailpanel-theme {
  background: #f4f7fb;
  color: var(--mailpanel-text);
}

.content-page {
  min-height: 100vh;
}

.content-page .content {
  padding-bottom: 1.5rem;
}

.mailpanel-page {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.mailpanel-content {
  max-width: 1480px;
}

.app-sidebar-menu {
  background: linear-gradient(180deg, #0f172a 0%, #16213b 100%);
}

.logo-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-right: 0.85rem;
}

.sidebar-mobile-close {
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.4rem;
  padding: 0.25rem;
  text-decoration: none;
}

#side-menu > li > a {
  border-radius: 0.8rem;
  margin: 0.2rem 0.75rem;
  width: calc(100% - 1.5rem);
}

#side-menu > li > a.active,
#side-menu > li.menuitem-active > a,
#side-menu > li > a:hover {
  background: rgba(255, 255, 255, 0.08);
}

#side-menu > li > a i {
  min-width: 1.15rem;
}

.menu-title {
  color: rgba(148, 163, 184, 0.72) !important;
}

.sidebar-user-card {
  margin: 1rem 0.9rem 1.25rem;
  padding: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #fff;
}

.sidebar-user-label {
  color: rgba(191, 219, 254, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  margin-bottom: 0.25rem;
}

.sidebar-user-name {
  font-weight: 700;
}

.sidebar-user-role {
  color: rgba(226, 232, 240, 0.82);
  font-size: 0.88rem;
  text-transform: capitalize;
}

.sidebar-user-actions {
  display: grid;
  gap: 0.65rem;
  margin-top: 1rem;
}

.sidebar-user-actions form {
  margin: 0;
}

.mailpanel-alert {
  border: 0;
  border-radius: 1rem;
  box-shadow: 0 0.8rem 2rem rgba(15, 23, 42, 0.08);
}

.app-page-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.page-title-wrapper {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
}

.page-title-heading {
  display: flex;
  align-items: flex-start;
  gap: 0.9rem;
}

.page-title-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.12), rgba(14, 165, 233, 0.12));
  color: var(--mailpanel-accent);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.page-title-heading > div:last-child {
  font-size: 1.4rem;
  line-height: 1.15;
  font-weight: 700;
  color: #0f172a;
}

.page-title-subheading {
  margin-top: 0.35rem;
  font-size: 0.94rem;
  font-weight: 400;
  color: var(--mailpanel-muted);
}

.page-title-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.card,
.main-card {
  border: 1px solid var(--mailpanel-border);
  box-shadow: 0 1rem 2rem rgba(15, 23, 42, 0.05);
  border-radius: 1rem;
}

.card .table {
  margin-bottom: 0;
}

.table > :not(caption) > * > * {
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
  vertical-align: middle;
}

.table thead th {
  color: var(--mailpanel-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.metric-card {
  background: linear-gradient(180deg, #fff 0%, #f8fbff 100%);
}

.metric-label {
  color: var(--mailpanel-muted);
  font-size: 0.88rem;
}

.metric-value {
  margin-top: 0.35rem;
  font-size: 2rem;
  font-weight: 700;
  color: #0f172a;
}

.bulk-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem;
  background: var(--mailpanel-surface-alt);
  border-bottom: 1px solid var(--mailpanel-border);
}

.bulk-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.message-row {
  padding: 1rem 1.15rem;
}

.message-row.unread {
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.08) 0%, rgba(255, 255, 255, 0.98) 35%);
  border-left: 4px solid var(--mailpanel-accent);
}

.message-row-link {
  color: inherit;
  display: block;
}

.message-row-link:hover {
  color: inherit;
}

.message-row-toolbar {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.message-row-content {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.message-row-main {
  min-width: 0;
  flex: 1;
}

.message-row-side {
  min-width: 160px;
  text-align: right;
}

.message-row-badges {
  display: flex;
  justify-content: flex-end;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.attachment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.email-body-text,
.reply-context,
.note-text {
  white-space: pre-wrap;
}

.email-body-text {
  font-family: inherit;
}

.email-body-html {
  overflow-wrap: anywhere;
}

.compose-body {
  min-height: 14rem;
}

.mobile-action-bar {
  position: sticky;
  bottom: 0.75rem;
  display: none;
  gap: 0.75rem;
  padding-top: 1rem;
  z-index: 20;
}

.mobile-action-bar .btn {
  flex: 1;
}

.account-page .auth-logo img {
  margin-left: 0 !important;
}

.account-page .text-primary {
  color: var(--mailpanel-accent) !important;
}

.account-page-bg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.16), transparent 22%),
    linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
}

.pera-title {
  max-width: 38rem;
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(1.8rem, 2.2vw, 2.7rem);
  font-weight: 700;
  line-height: 1.15;
}

.auth-image img {
  max-height: 520px;
}

.sidebar-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  border: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s ease;
  z-index: 1001;
}

.install-app-button.d-none {
  display: none !important;
}

@media (max-width: 991.98px) {
  .content-page {
    margin-left: 0 !important;
  }

  .mailpanel-page {
    padding-top: 1rem;
  }

  .app-sidebar-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: min(84vw, 320px);
    height: 100vh;
    transform: translateX(-105%);
    transition: transform 0.22s ease;
    z-index: 1002;
  }

  body.sidebar-mobile-open .app-sidebar-menu {
    transform: translateX(0);
  }

  body.sidebar-mobile-open {
    overflow: hidden;
  }

  body.sidebar-mobile-open .sidebar-mobile-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .app-page-title,
  .page-title-wrapper {
    flex-direction: column;
  }

  .page-title-actions {
    width: 100%;
  }

  .page-title-actions .btn,
  .page-title-actions form,
  .page-title-actions form .btn {
    width: 100%;
  }

  .bulk-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .bulk-toolbar-actions {
    justify-content: space-between;
  }

  .message-row-content {
    flex-direction: column;
  }

  .message-row-side {
    min-width: 0;
    text-align: left;
  }

  .message-row-badges {
    justify-content: flex-start;
  }

  .attachment-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .attachment-row .btn {
    width: 100%;
  }

  .mobile-action-bar {
    display: flex;
  }

  .account-page-bg {
    min-height: auto;
  }
}

@media (max-width: 767.98px) {
  .card-body {
    padding: 1rem;
  }

  .metric-value {
    font-size: 1.7rem;
  }
}