/* MOCBT Admin — Premium solid design system (no gradients) */
:root {
  --mocbt-primary: #0ea5e9;
  --mocbt-primary-dark: #0284c7;
  --mocbt-dark: #0b1220;
  --mocbt-deep: #111827;
  --mocbt-white: #ffffff;
  --mocbt-bg: #f8fafc;
  --mocbt-border: #e2e8f0;
  --mocbt-muted: #64748b;
  --mocbt-success: #16a34a;
  --mocbt-warning: #f59e0b;
  --mocbt-danger: #dc2626;
  --mocbt-info: #0284c7;
  --mocbt-sidebar-w: 272px;
  --mocbt-topbar-h: 64px;
  --mocbt-shadow: 0 4px 24px rgba(11, 18, 32, 0.08);
  --mocbt-radius: 12px;
}

* { box-sizing: border-box; }

body.mocbt-admin-body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--mocbt-bg);
  color: var(--mocbt-deep);
  font-size: 0.9375rem;
}

.mocbt-admin-wrap { display: flex; min-height: 100vh; }

/* Sidebar */
.mocbt-admin-sidebar {
  width: var(--mocbt-sidebar-w);
  background: var(--mocbt-dark);
  color: #94a3b8;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 1040;
  overflow-y: auto;
  transition: transform 0.25s ease;
  border-right: 1px solid rgba(255,255,255,0.06);
}

.mocbt-sidebar-brand {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.mocbt-sidebar-logo { max-height: 40px; width: auto; }
.mocbt-sidebar-logo-text { color: #fff; font-weight: 700; font-size: 1.1rem; }

.mocbt-sidebar-nav { padding: 0.75rem 0 2rem; }

.mocbt-nav-section-label {
  padding: 1rem 1.5rem 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
}

.mocbt-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 1.5rem;
  color: #94a3b8;
  text-decoration: none;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
  border-left: 3px solid transparent;
}

.mocbt-nav-link i { font-size: 1.1rem; width: 1.25rem; }
.mocbt-nav-link:hover { color: #fff; background: rgba(14, 165, 233, 0.12); }
.mocbt-nav-link.active {
  color: #fff;
  background: rgba(14, 165, 233, 0.18);
  border-left-color: var(--mocbt-primary);
}

.mocbt-nav-badge {
  margin-left: auto;
  background: var(--mocbt-warning);
  color: var(--mocbt-dark);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}

/* Main area */
.mocbt-admin-content {
  flex: 1;
  margin-left: var(--mocbt-sidebar-w);
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.mocbt-admin-topbar {
  height: var(--mocbt-topbar-h);
  background: var(--mocbt-white);
  border-bottom: 1px solid var(--mocbt-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: sticky;
  top: 0;
  z-index: 1030;
}

.mocbt-topbar-left, .mocbt-topbar-right { display: flex; align-items: center; gap: 0.75rem; }

.mocbt-topbar-search {
  position: relative;
  width: 280px;
}

.mocbt-topbar-search i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--mocbt-muted);
}

.mocbt-topbar-search .form-control {
  padding-left: 2.25rem;
  border-radius: var(--mocbt-radius);
  border-color: var(--mocbt-border);
  background: var(--mocbt-bg);
}

.mocbt-btn-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--mocbt-border);
  background: var(--mocbt-white);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--mocbt-deep);
  cursor: pointer;
  position: relative;
  transition: border-color 0.15s, color 0.15s;
}

.mocbt-btn-icon:hover { border-color: var(--mocbt-primary); color: var(--mocbt-primary); }

.mocbt-dot-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  background: var(--mocbt-danger);
  border-radius: 50%;
  border: 2px solid #fff;
}

.mocbt-profile-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--mocbt-border);
  background: var(--mocbt-white);
  border-radius: 999px;
  padding: 0.35rem 0.85rem 0.35rem 0.35rem;
  font-weight: 600;
  color: var(--mocbt-deep);
}

.mocbt-profile-avatar {
  width: 32px;
  height: 32px;
  background: var(--mocbt-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mocbt-dropdown-menu {
  border: 1px solid var(--mocbt-border);
  box-shadow: var(--mocbt-shadow);
  border-radius: var(--mocbt-radius);
}

.mocbt-admin-main { flex: 1; padding: 0 1.5rem 2rem; }

.mocbt-page-header { padding: 1.25rem 0 0.5rem; }

.mocbt-breadcrumb { font-size: 0.8rem; margin: 0; }
.mocbt-breadcrumb a { color: var(--mocbt-primary); text-decoration: none; }
.mocbt-page-title { font-size: 1.5rem; font-weight: 700; margin: 0; color: var(--mocbt-dark); }

/* Buttons */
.mocbt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s, box-shadow 0.12s, opacity 0.12s;
}

.mocbt-btn:hover { transform: translateY(-1px); }
.mocbt-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

.mocbt-btn-primary { background: var(--mocbt-primary); color: #fff; }
.mocbt-btn-primary:hover { background: var(--mocbt-primary-dark); color: #fff; }

.mocbt-btn-secondary { background: var(--mocbt-deep); color: #fff; }
.mocbt-btn-success { background: var(--mocbt-success); color: #fff; }
.mocbt-btn-warning { background: var(--mocbt-warning); color: var(--mocbt-dark); }
.mocbt-btn-danger { background: var(--mocbt-danger); color: #fff; }
.mocbt-btn-info { background: var(--mocbt-info); color: #fff; }

.mocbt-btn-outline {
  background: var(--mocbt-white);
  border: 1px solid var(--mocbt-border);
  color: var(--mocbt-deep);
}

.mocbt-btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.mocbt-btn-lg { padding: 0.65rem 1.35rem; }

/* Cards & tables */
.mocbt-card, .card.mocbt-card, .mocbt-admin-page-content > .card {
  background: var(--mocbt-white);
  border: 1px solid var(--mocbt-border);
  border-radius: var(--mocbt-radius);
  box-shadow: var(--mocbt-shadow);
  margin-bottom: 1.25rem;
}

.mocbt-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--mocbt-border);
  font-weight: 700;
}

.mocbt-card-body { padding: 1.25rem; }

.mocbt-admin-page-content .table {
  margin-bottom: 0;
}

.mocbt-admin-page-content .table thead th {
  background: var(--mocbt-bg);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--mocbt-muted);
  border-bottom: 1px solid var(--mocbt-border);
  font-weight: 700;
}

.mocbt-admin-page-content .table tbody tr {
  transition: background 0.12s;
}

.mocbt-admin-page-content .table tbody tr:hover {
  background: #f1f5f9;
}

/* Stat widgets */
.mocbt-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.mocbt-stat-widget {
  background: var(--mocbt-white);
  border: 1px solid var(--mocbt-border);
  border-radius: var(--mocbt-radius);
  padding: 1.15rem 1.25rem;
  box-shadow: var(--mocbt-shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.mocbt-stat-widget:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(11, 18, 32, 0.1);
}

.mocbt-stat-widget small {
  color: var(--mocbt-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.mocbt-stat-widget h3 {
  font-size: 1.65rem;
  font-weight: 800;
  margin: 0.35rem 0 0;
  color: var(--mocbt-dark);
}

.mocbt-stat-widget.mocbt-stat-primary { border-left: 4px solid var(--mocbt-primary); }
.mocbt-stat-widget.mocbt-stat-success { border-left: 4px solid var(--mocbt-success); }
.mocbt-stat-widget.mocbt-stat-warning { border-left: 4px solid var(--mocbt-warning); }

/* Forms */
.mocbt-form-section {
  background: var(--mocbt-bg);
  border: 1px solid var(--mocbt-border);
  border-radius: var(--mocbt-radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.mocbt-form-section-title {
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--mocbt-dark);
}

.mocbt-admin-page-content .form-label {
  font-weight: 600;
  color: var(--mocbt-deep);
  font-size: 0.85rem;
}

.mocbt-admin-page-content .form-control,
.mocbt-admin-page-content .form-select {
  border-radius: 10px;
  border-color: var(--mocbt-border);
  padding: 0.55rem 0.85rem;
}

.mocbt-admin-page-content .form-control:focus,
.mocbt-admin-page-content .form-select:focus {
  border-color: var(--mocbt-primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

/* Settings tabs */
.mocbt-settings-tabs .nav-link {
  color: var(--mocbt-muted);
  font-weight: 600;
  border: none;
  border-radius: 10px;
  padding: 0.6rem 1rem;
  margin-bottom: 0.25rem;
}

.mocbt-settings-tabs .nav-link.active {
  background: var(--mocbt-primary);
  color: #fff;
}

.mocbt-settings-tabs {
  background: var(--mocbt-white);
  border: 1px solid var(--mocbt-border);
  border-radius: var(--mocbt-radius);
  padding: 0.75rem;
}

/* Badges */
.mocbt-badge {
  display: inline-block;
  padding: 0.25rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 6px;
}

.mocbt-badge-success { background: #dcfce7; color: #166534; }
.mocbt-badge-warning { background: #fef3c7; color: #92400e; }
.mocbt-badge-danger { background: #fee2e2; color: #991b1b; }
.mocbt-badge-muted { background: #f1f5f9; color: #475569; }

/* Empty state */
.mocbt-empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--mocbt-muted);
}

.mocbt-empty-state i { font-size: 2.5rem; color: var(--mocbt-border); display: block; margin-bottom: 1rem; }

.mocbt-sticky-actions {
  position: sticky;
  bottom: 0;
  z-index: 10;
  background: var(--mocbt-surface);
  border-top: 1px solid var(--mocbt-border);
  padding: 1rem;
  margin: 0 -1.5rem -1.5rem;
}

.mocbt-badge-success { background: #16a34a; color: #fff; }

/* Toast */
.mocbt-toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mocbt-toast {
  background: var(--mocbt-deep);
  color: #fff;
  padding: 0.85rem 1.15rem;
  border-radius: 10px;
  box-shadow: var(--mocbt-shadow);
  animation: mocbt-toast-in 0.3s ease;
  min-width: 240px;
}

.mocbt-toast.mocbt-toast-success { background: var(--mocbt-success); }
.mocbt-toast.mocbt-toast-error { background: var(--mocbt-danger); }

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

.mocbt-animate-in {
  animation: mocbt-fade-in 0.4s ease;
}

@keyframes mocbt-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Email editor split */
.mocbt-email-editor { display: grid; grid-template-columns: 1fr 340px; gap: 1.25rem; }
@media (max-width: 991px) { .mocbt-email-editor { grid-template-columns: 1fr; } }

.mocbt-email-preview {
  background: var(--mocbt-bg);
  border: 1px solid var(--mocbt-border);
  border-radius: var(--mocbt-radius);
  padding: 1rem;
  min-height: 200px;
}

.mocbt-placeholder-chip {
  display: inline-block;
  background: #e0f2fe;
  color: #0369a1;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.75rem;
  margin: 0.15rem;
  cursor: pointer;
}

/* Login */
body.mocbt-login-body {
  background: var(--mocbt-dark);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.mocbt-login-card {
  background: var(--mocbt-white);
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}

.mocbt-login-brand { text-align: center; margin-bottom: 1.5rem; }
.mocbt-login-brand img { max-height: 48px; }

/* Overlay mobile */
.mocbt-admin-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(11, 18, 32, 0.5);
  z-index: 1035;
}

body.mocbt-sidebar-open .mocbt-admin-overlay { display: block; }

@media (max-width: 991px) {
  .mocbt-admin-sidebar { transform: translateX(-100%); }
  body.mocbt-sidebar-open .mocbt-admin-sidebar { transform: translateX(0); }
  .mocbt-admin-content { margin-left: 0; }
}

/* Sticky form footer */
.mocbt-form-footer {
  position: sticky;
  bottom: 0;
  background: var(--mocbt-white);
  border-top: 1px solid var(--mocbt-border);
  padding: 1rem 1.25rem;
  margin: 1.5rem -1.25rem -1.25rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  z-index: 10;
}

.mocbt-modal .modal-content { border-radius: var(--mocbt-radius); border: 1px solid var(--mocbt-border); }

.mocbt-alert { border-radius: var(--mocbt-radius); border: none; }

.mocbt-quick-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.5rem; }

.mocbt-brand-preview {
  max-width: 120px;
  max-height: 60px;
  border: 1px dashed var(--mocbt-border);
  border-radius: 8px;
  padding: 0.5rem;
  margin-top: 0.5rem;
}