:root {
  --og-primary: #2563eb;
  --og-primary-hover: #1d4ed8;
  --og-secondary: #64748b;
  --og-success: #16a34a;
  --og-warning: #d97706;
  --og-danger: #dc2626;
  --og-info: #0891b2;
  --og-bg: #f8fafc;
  --og-surface: #ffffff;
  --og-border: #e2e8f0;
  --og-text: #1e293b;
  --og-text-muted: #64748b;
  --og-radius: 8px;
  --og-radius-sm: 4px;
  --og-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --og-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
  --og-transition: 150ms ease;
  --og-font: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --og-header-h: 56px;
}

body {
  font-family: var(--og-font);
  background: var(--og-bg);
  color: var(--og-text);
}

.og-navbar {
  background: var(--og-surface);
  border-bottom: 1px solid var(--og-border);
  box-shadow: var(--og-shadow-sm);
  min-height: var(--og-header-h);
}

.og-navbar .nav-link.active {
  color: var(--og-primary) !important;
  font-weight: 600;
}

.og-navbar .dropdown-item.active {
  background: #eff6ff;
  color: var(--og-primary);
}

.og-kpi-card {
  background: var(--og-surface);
  border: 1px solid var(--og-border);
  border-top: 3px solid transparent;
  border-radius: var(--og-radius);
  padding: 1.25rem;
  box-shadow: var(--og-shadow-sm);
  transition: box-shadow var(--og-transition), transform var(--og-transition);
  text-decoration: none;
  color: inherit;
  display: block;
}

.og-kpi-card:hover {
  box-shadow: var(--og-shadow-md);
  transform: translateY(-2px);
}

.og-kpi-card__value {
  font-size: 2rem;
  font-weight: 700;
}

.og-kpi-card__label {
  color: var(--og-text-muted);
  font-size: .875rem;
}

.og-kpi-card__sub {
  font-size: .72rem;
  opacity: .75;
  margin-top: .1rem;
  font-weight: 400;
}

.og-kpi-card__icon {
  font-size: 1.5rem;
  margin-bottom: .5rem;
}

.og-kpi-card--danger {
  border-top-color: var(--og-danger);
}

.og-kpi-card--warning {
  border-top-color: var(--og-warning);
}

.og-kpi-card--primary {
  border-top-color: var(--og-primary);
}

.og-kpi-card--info {
  border-top-color: var(--og-info);
}

.og-kpi-card--success {
  border-top-color: var(--og-success);
}

.og-kpi-card--secondary {
  border-top-color: var(--og-secondary);
}

.og-kpi-card--danger .og-kpi-card__value,
.og-kpi-card--danger .og-kpi-card__icon { color: var(--og-danger); }
.og-kpi-card--warning .og-kpi-card__value,
.og-kpi-card--warning .og-kpi-card__icon { color: var(--og-warning); }
.og-kpi-card--primary .og-kpi-card__value,
.og-kpi-card--primary .og-kpi-card__icon { color: var(--og-primary); }
.og-kpi-card--info .og-kpi-card__value,
.og-kpi-card--info .og-kpi-card__icon { color: var(--og-info); }
.og-kpi-card--success .og-kpi-card__value,
.og-kpi-card--success .og-kpi-card__icon { color: var(--og-success); }
.og-kpi-card--secondary .og-kpi-card__value,
.og-kpi-card--secondary .og-kpi-card__icon { color: var(--og-secondary); }

.og-section-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--og-primary);
  display: inline-block;
}

.og-badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .25em .6em;
  border-radius: 9999px;
  font-size: .75rem;
  font-weight: 600;
}

.og-badge--danger { background: #fef2f2; color: var(--og-danger); }
.og-badge--warning { background: #fffbeb; color: var(--og-warning); }
.og-badge--success { background: #f0fdf4; color: var(--og-success); }
.og-badge--info { background: #ecfeff; color: var(--og-info); }

.og-empty-state {
  background: var(--og-surface);
  border: 1px dashed var(--og-border);
  border-radius: var(--og-radius);
  padding: 1.25rem;
  text-align: center;
}

.og-empty-state i {
  font-size: 1.5rem;
  color: var(--og-text-muted);
  margin-bottom: .5rem;
  display: inline-block;
}

.og-alert-bar {
  background: #fffbeb;
  border-bottom: 1px solid #fbbf24;
  padding: .5rem 1rem;
  font-size: .875rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}

.og-alert-bar a {
  color: var(--og-primary);
  font-weight: 600;
}

.og-table thead th {
  background: #f8fafc;
  border-bottom: 2px solid var(--og-border);
  font-weight: 600;
  font-size: .8125rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--og-text-muted);
  white-space: nowrap;
}

.og-table tbody tr { transition: background var(--og-transition); }
.og-table tbody tr:hover { background: #f8fafc; }

.og-detail-card {
  background: var(--og-surface);
  border: 1px solid var(--og-border);
  border-radius: var(--og-radius);
  box-shadow: var(--og-shadow-sm);
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.og-detail-card__title {
  font-size: .875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--og-text-muted);
  margin-bottom: 1rem;
}

.og-breadcrumb .breadcrumb {
  margin-bottom: 0;
}

.og-footer {
  border-top: 1px solid var(--og-border);
  background: var(--og-surface);
  font-size: .8125rem;
  color: var(--og-text-muted);
}

.og-footer a {
  color: var(--og-text-muted);
  text-decoration: none;
}

.og-footer a:hover {
  color: var(--og-primary);
}

.og-sidebar {
  background: var(--og-surface);
  border-right: 1px solid var(--og-border);
  min-height: calc(100vh - var(--og-header-h));
}

.og-sidebar .nav-link.active {
  background: #eff6ff;
  color: var(--og-primary);
  font-weight: 600;
}

.og-report-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 130px;
  border: 1px solid var(--og-border);
  border-radius: var(--og-radius);
  background: var(--og-surface);
  box-shadow: var(--og-shadow-sm);
  cursor: pointer;
  text-align: center;
  padding: 1rem;
  transition: var(--og-transition);
}

.og-report-card:hover {
  box-shadow: var(--og-shadow-md);
  transform: translateY(-2px);
}

.og-report-card--active {
  border-color: var(--og-primary);
  background: #eff6ff;
  color: var(--og-primary);
}

@keyframes og-toast-in {
  from {
    opacity: 0;
    transform: translateX(12px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

[data-ux-notification] {
  animation: og-toast-in .25s ease-out;
}

button[disabled] {
  cursor: not-allowed;
  opacity: .65;
}

.badge-status-open { background-color: #0d6efd; color: #fff; }
.badge-status-inprogress { background-color: #fd7e14; color: #212529; }
.badge-status-waitingforclient { background-color: #0dcaf0; color: #212529; }
.badge-status-resolved { background-color: #198754; color: #fff; }
.badge-status-closed { background-color: #6c757d; color: #fff; }

.badge-priority-normal { background-color: #6c757d; color: #fff; }
.badge-priority-priority { background-color: #dc3545; color: #fff; }

.og-support-chat { display: flex; flex-direction: column; gap: 12px; max-height: 500px; overflow-y: auto; }
.og-support-bubble { max-width: 75%; padding: 12px 16px; border-radius: 16px; position: relative; }
.og-support-bubble--self { align-self: flex-end; background: #e8f4fd; border-bottom-right-radius: 4px; }
.og-support-bubble--other { align-self: flex-start; background: #f0f0f0; border-bottom-left-radius: 4px; }
.og-support-bubble__meta { font-size: 0.75rem; color: #6c757d; margin-bottom: 4px; }
.og-support-bubble__content { white-space: pre-wrap; }

.og-support-timeline { display: flex; align-items: center; gap: 0; margin: 16px 0; }
.og-support-timeline__step { flex: 1; text-align: center; position: relative; padding: 8px 0; font-size: 0.8rem; color: #adb5bd; }
.og-support-timeline__step::before { content: ''; display: block; width: 12px; height: 12px; border-radius: 50%; background: #dee2e6; margin: 0 auto 6px; }
.og-support-timeline__step::after { content: ''; position: absolute; top: 14px; left: 50%; width: 100%; height: 2px; background: #dee2e6; z-index: -1; }
.og-support-timeline__step:last-child::after { display: none; }
.og-support-timeline__step--active::before { background: #0d6efd; box-shadow: 0 0 0 4px rgba(13, 110, 253, 0.2); }
.og-support-timeline__step--active { color: #212529; font-weight: 600; }
.og-support-timeline__step--past::before { background: #198754; }
.og-support-timeline__step--past { color: #6c757d; }

.og-support-resolution { border-left: 4px solid #198754; background: #f0fdf4; padding: 12px 16px; border-radius: 0 8px 8px 0; margin: 16px 0; }

.og-support-info { background: #eff6ff; border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px 16px; margin-bottom: 16px; color: #1e40af; font-size: 0.9rem; }

.og-support-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.og-support-pill { padding: 6px 14px; border-radius: 999px; border: 1px solid #dee2e6; background: transparent; color: #495057; font-size: 0.85rem; text-decoration: none; transition: all 0.15s; cursor: pointer; }
.og-support-pill:hover { background: #f8f9fa; border-color: #adb5bd; }
.og-support-pill--active { background: #0d6efd; color: #fff; border-color: #0d6efd; }

.og-badge-unread {
  display: inline-block;
  background: #ef4444;
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  margin-left: 6px;
  vertical-align: middle;
  animation: og-unread-pulse 2s ease-in-out infinite;
}

@keyframes og-unread-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

@media (max-width: 768px) {
  .nav-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
  }

  .nav-tabs .nav-item {
    flex: 0 0 auto;
  }

  .og-sidebar {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--og-border);
  }

  .og-sidebar .nav {
    flex-direction: row !important;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: .25rem;
    padding-bottom: .25rem;
  }

  .og-sidebar .nav-link {
    white-space: nowrap;
  }

  .og-table {
    font-size: .8125rem;
  }

  .og-table th,
  .og-table td {
    padding: .375rem .5rem;
  }
}