:root {
  --brand-navy: #183153;
  --brand-blue: #2457a6;
  --brand-sand: #f5efe4;
  --brand-cream: #fffdf8;
  --brand-ink: #1f2937;
  --brand-muted: #667085;
  --brand-line: rgba(24, 49, 83, 0.08);
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--brand-ink);
  background:
    radial-gradient(circle at top left, rgba(36, 87, 166, 0.12), transparent 30%),
    radial-gradient(circle at right 20%, rgba(198, 150, 72, 0.14), transparent 22%),
    linear-gradient(180deg, #f7f4ee 0%, #fbfcfe 24%, #f6f8fb 100%);
  min-height: 100vh;
}

.navbar-brand {
  font-size: 1rem;
}

.brand-mark,
.auth-icon {
  width: 3rem;
  height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 1rem;
  background: linear-gradient(135deg, var(--brand-navy), var(--brand-blue));
  color: #fff;
  box-shadow: 0 16px 32px rgba(24, 49, 83, 0.18);
}

.hero-section,
.auth-shell,
.dashboard-shell {
  position: relative;
}

.hero-section::before,
.auth-shell::before,
.dashboard-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(transparent 95%, rgba(36, 87, 166, 0.04) 100%);
  pointer-events: none;
}

.stats-panel,
.filter-card,
.stat-card,
.document-card,
.auth-card,
.detail-banner {
  backdrop-filter: blur(6px);
}

.stats-panel,
.stat-card {
  background: rgba(255, 255, 255, 0.88);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--brand-navy);
}

.stat-label {
  color: var(--brand-muted);
  font-size: 0.9rem;
}

.sticky-filter {
  top: 6rem;
}

.category-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  display: inline-block;
}

.list-group-item {
  border: none;
  border-radius: 0.9rem !important;
  margin-bottom: 0.35rem;
}

.list-group-item.active {
  background: linear-gradient(135deg, var(--brand-navy), var(--brand-blue));
  border-color: transparent;
}

.list-group-item.active .badge {
  color: var(--brand-navy) !important;
}

.document-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.document-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 1rem 2rem rgba(16, 24, 40, 0.08) !important;
}

.detail-banner {
  background:
    linear-gradient(135deg, rgba(24, 49, 83, 0.95), rgba(36, 87, 166, 0.85)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent);
  color: #fff;
}

.detail-banner .text-secondary {
  color: rgba(255, 255, 255, 0.75) !important;
}

.pdf-preview-shell {
  background: #dde5f0;
  min-height: 32rem;
}

.pdf-preview-frame {
  width: 100%;
  min-height: 32rem;
  border: 0;
  background: #fff;
}

.table th {
  color: var(--brand-muted);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.form-control,
.form-select {
  border-radius: 0.9rem;
  border-color: rgba(24, 49, 83, 0.12);
  padding: 0.85rem 1rem;
}

.btn {
  border-radius: 0.9rem;
  padding: 0.75rem 1.1rem;
  font-weight: 600;
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-navy), var(--brand-blue));
  border-color: transparent;
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, #142845, #1f4f9a);
  border-color: transparent;
}

.page-link {
  border-radius: 0.8rem !important;
  margin-right: 0.4rem;
  border: none;
  color: var(--brand-navy);
}

.page-item.active .page-link {
  background: var(--brand-navy);
}

@media (max-width: 991.98px) {
  .sticky-filter {
    position: static !important;
  }

  .pdf-preview-shell,
  .pdf-preview-frame {
    min-height: 24rem;
  }
}