:root {
  --cb-canvas: #eef2f8;
  --cb-surface: #ffffff;
  --cb-surface-soft: #f7f9fd;
  --cb-border: #e3e7f2;
  --cb-border-strong: #d9dfec;
  --cb-ink: #1c2d84;
  --cb-ink-soft: #4a5aa8;
  --cb-muted: #8a90b3;
  --cb-accent: #4357d4;
  --cb-accent-soft: #e9eeff;
  --cb-success: #16a34a;
  --cb-danger: #dc2626;
  --cb-warning: #b45309;
  --cb-radius-xl: 16px;
  --cb-radius-lg: 12px;
  --cb-radius-md: 10px;
  --cb-shadow: 0 16px 34px -24px rgba(28, 45, 132, 0.28);
}

body,
.app-shell {
  background: var(--cb-canvas);
  color: var(--cb-ink);
  font-family: "Inter", "Inter Tight", "Segoe UI", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6,
.dashboard-page-title,
.topbar-page-title {
  font-family: "Inter Tight", "Inter", "Segoe UI", sans-serif;
  color: var(--cb-ink);
  letter-spacing: -0.02em;
}

.app-sidebar {
  background: var(--cb-surface-soft);
  border-right: 1px solid var(--cb-border);
}

.app-sidebar-brand {
  border-bottom: 1px solid var(--cb-border);
}

.app-brand-title {
  color: var(--cb-ink);
}

.app-brand-subtitle,
.app-nav-section-title,
.sidebar-profile-email,
.topbar-page-label,
.text-muted,
.small.text-muted {
  color: var(--cb-muted) !important;
}

.app-nav-main .nav-link {
  border-radius: var(--cb-radius-md);
  color: var(--cb-ink-soft);
}

.app-nav-main .nav-link:hover {
  background: #eef2ff;
  color: var(--cb-ink);
}

.app-nav-main .nav-link.active {
  background: var(--cb-accent-soft);
  color: var(--cb-accent);
  box-shadow: inset 0 0 0 1px #d5ddff;
}

.app-topbar {
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-xl);
  background: var(--cb-surface);
  box-shadow: var(--cb-shadow);
}

.topbar-icon-btn,
.profile-trigger {
  border-color: var(--cb-border-strong);
  color: var(--cb-ink-soft);
}

.topbar-icon-btn:hover,
.profile-trigger:hover {
  background: #f2f5ff;
  color: var(--cb-ink);
}

.card,
.dashboard-card,
.modal-content,
.dropdown-menu,
.offcanvas,
.list-group-item {
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-radius-xl);
  background: var(--cb-surface);
  box-shadow: var(--cb-shadow);
}

.card-header {
  background: #f8faff;
  border-bottom: 1px solid var(--cb-border);
  color: var(--cb-ink-soft);
}

.table {
  --bs-table-bg: transparent;
  --bs-table-border-color: var(--cb-border);
  color: var(--cb-ink);
}

.table > :not(caption) > * > * {
  border-bottom-color: var(--cb-border);
}

.table thead th {
  color: var(--cb-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.form-control,
.form-select,
.form-check-input,
.input-group-text,
textarea {
  border-color: var(--cb-border-strong);
  border-radius: var(--cb-radius-md);
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus,
.btn:focus,
.btn:focus-visible {
  border-color: #a9b8ff;
  box-shadow: 0 0 0 0.2rem rgba(67, 87, 212, 0.2);
}

.btn {
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0;
}

.btn-primary {
  background: var(--cb-accent);
  border-color: var(--cb-accent);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: #3146c6;
  border-color: #3146c6;
}

.btn-outline-primary {
  color: var(--cb-accent);
  border-color: #b8c6ff;
}

.btn-outline-primary:hover {
  color: #fff;
  background: var(--cb-accent);
  border-color: var(--cb-accent);
}

.btn-outline-secondary {
  color: var(--cb-ink-soft);
  border-color: var(--cb-border-strong);
}

.btn-outline-secondary:hover {
  color: var(--cb-ink);
  background: #f4f7ff;
  border-color: #cfd8f0;
}

.badge,
.status-badge,
.app-nav-counter {
  border-radius: 999px;
  font-weight: 600;
}

.badge-status-sent,
.badge-status-progress {
  background: #dbe7ff;
  color: #3146c6;
}

.badge-status-submitted,
.badge-status-under-review {
  background: #fef3c7;
  color: #a16207;
}

.badge-status-completed {
  background: #dcfce7;
  color: #166534;
}

.badge-status-rejected,
.badge-status-cancelled {
  background: #fee2e2;
  color: #b91c1c;
}

.alert {
  border-radius: var(--cb-radius-lg);
  border: 1px solid var(--cb-border);
}

.alert-info {
  color: var(--cb-ink-soft);
  background: #eef4ff;
  border-color: #d4e1ff;
}

.alert-warning {
  color: #92400e;
  background: #fffbeb;
  border-color: #fde68a;
}

.alert-danger {
  color: #b91c1c;
  background: #fef2f2;
  border-color: #fecaca;
}

.pagination .page-link {
  border-color: var(--cb-border-strong);
  color: var(--cb-ink-soft);
}

.pagination .page-item.active .page-link {
  background: var(--cb-accent);
  border-color: var(--cb-accent);
  color: #fff;
}

.auth-main-panel {
  border: 1px solid var(--cb-border);
  border-radius: 24px;
  background: var(--cb-surface);
  box-shadow: var(--cb-shadow);
}

@media (max-width: 991.98px) {
  .app-main {
    padding: 0.75rem;
  }

  .app-topbar {
    border-radius: var(--cb-radius-lg);
  }
}