:root {
  --primary: #001d34;
  --secondary: #f2bf5e;
  --accent: #fff1d1;
  --variance1: #003666;
  --variance2: #dba928;

  --bs-body-bg: #ffffff;
  --bs-body-color: var(--primary);
  --bs-primary: var(--primary);
  --bs-secondary: var(--secondary);
  --bs-link-color: var(--primary);
  --bs-link-hover-color: var(--variance1);
}

[data-bs-theme="dark"] {
  --primary: #f8f9fa;
  --secondary: #f2bf5e;
  --accent: #2c2c2c;
  --variance1: #9ba1a6;
  --variance2: #dba928;

  --bs-body-bg: #121212;
  --bs-body-color: var(--primary);
  --bs-link-color: var(--secondary);
  --bs-link-hover-color: var(--variance2);
}

[data-bs-theme="dark"] .card,
[data-bs-theme="dark"] .navbar,
[data-bs-theme="dark"] footer {
  background-color: var(--accent) !important;
  color: var(--bs-body-color);
  border-color: #333;
}

[data-bs-theme="dark"] .alert-primary {
  background-color: #2d2d2d;
  border-color: #444;
  color: var(--bs-body-color);
}

body {
  background-color: var(--bs-body-bg);
  color: var(--bs-body-color);
  min-height: 100vh;
}

.navbar {
  background-color: var(--bs-body-bg) !important;
}

footer {
  background-color: var(--bs-body-bg);
  color: var(--bs-body-color);
}

a {
  color: var(--primary);
}

a:hover {
  color: var(--variance1);
}

.btn-primary {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--primary);
  transition: background-color 0.2s, border-color 0.2s, transform 0.1s;
}

.btn-primary:hover {
  background-color: var(--variance2);
  border-color: var(--variance2);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-outline-secondary {
  border-color: var(--primary);
  color: var(--primary);
  transition: background-color 0.2s, color 0.2s, transform 0.1s;
}

.btn-outline-secondary:hover {
  background-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.card {
  background-color: #ffffff;
  color: var(--bs-body-color);
  border: 1px solid #dee2e6;
  border-radius: 0.75rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card.bg-light {
  background-color: var(--accent) !important;
  color: var(--primary);
}

.card .card-header {
  background-color: #ffffff;
  color: var(--primary);
  border-bottom: 1px solid #dee2e6;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.2);
}

.form-control,
.input-group-text {
  border-radius: 0.5rem;
}

input::placeholder {
  color: var(--accent);
  opacity: 0.7;
}

.fade-in {
  animation: fadeIn 0.4s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.upload-zone {
  border: 2px dashed var(--secondary);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  color: var(--primary);
  background-color: #f8f9fa;
}

.upload-zone.dragover {
  background-color: var(--accent);
}

.loading {
  border: 2px solid var(--accent);
  border-top: 2px solid var(--secondary);
  border-radius: 50%;
  width: 1rem;
  height: 1rem;
  display: inline-block;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.formatted-text {
  white-space: pre-wrap;
}

.summary-length-toggle .btn {
  min-width: 5.5rem;
}

.summary-length-toggle .btn.active,
.summary-length-toggle .btn:hover {
  color: #fff;
}

.summary-length-toggle .btn.active {
  background-color: var(--primary);
  border-color: var(--primary);
}

[data-bs-theme="dark"] .summary-length-toggle .btn.active {
  background-color: var(--secondary);
  border-color: var(--secondary);
  color: var(--primary);
}


.stat-card {
  border-radius: 1rem;
}

.stat-card .stat-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.9rem;
  background: rgba(0, 29, 52, 0.08);
  font-size: 1.5rem;
}

.activity-table tbody tr {
  transition: background-color 0.2s ease;
}

.activity-badge {
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.activity-badge-visit {
  background-color: rgba(0, 29, 52, 0.15);
  color: var(--primary);
}

.activity-badge-analysis {
  background-color: rgba(219, 169, 40, 0.2);
  color: var(--primary);
}

[data-bs-theme="dark"] .activity-badge-visit {
  background-color: rgba(255, 241, 209, 0.2);
  color: var(--secondary);
}

[data-bs-theme="dark"] .activity-badge-analysis {
  background-color: rgba(219, 169, 40, 0.35);
  color: var(--primary);
}

[data-bs-theme="dark"] .stat-card .stat-icon {
  background: rgba(4, 22, 45, 0.12);
  color: #04162d;
}

.stat-card .stat-label {
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: rgba(0, 29, 52, 0.6);
}

[data-bs-theme="dark"] .stat-card .stat-label {
  color: rgba(4, 22, 45, 0.7);
}

.stat-card .stat-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary);
}

[data-bs-theme="dark"] .stat-card .stat-value {
  color: #04162d;
}

.stats-grid .card {
  box-shadow: 0 0.75rem 1.5rem rgba(0, 0, 0, 0.08);
}

[data-bs-theme="dark"] .stats-grid .card {
  box-shadow: 0 0.75rem 1.5rem rgba(3, 15, 36, 0.4);
}