/* Cards & Metric Cards */
.card {
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  margin-bottom: 24px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Metric Grid (8 cards) */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

@media (max-width: 1200px) {
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }
}

.metric-card {
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.15s, box-shadow 0.15s;
}

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

.metric-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.metric-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--primary-navy);
  line-height: 1.1;
  margin-bottom: 4px;
}

.metric-sub {
  font-size: 11.5px;
  color: var(--text-light);
}

.metric-card.accent-navy { border-top: 4px solid var(--primary-navy); }
.metric-card.accent-gold { border-top: 4px solid var(--primary-gold); }
.metric-card.accent-green { border-top: 4px solid var(--success); }
.metric-card.accent-red { border-top: 4px solid var(--danger); }
.metric-card.accent-blue { border-top: 4px solid var(--info); }
.metric-card.accent-amber { border-top: 4px solid var(--warning); }

/* Data Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
  background: #FFFFFF;
}

.data-table th {
  background-color: #F8FAFC;
  color: var(--text-muted);
  font-weight: 600;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: #F8FAFC;
}

.table-photo {
  width: 36px;
  height: 44px;
  border-radius: 4px;
  object-fit: cover;
  border: 1px solid var(--border-color);
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-pass, .badge-valid, .badge-active, .badge-approved, .badge-success {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.badge-fail, .badge-revoked, .badge-rejected, .badge-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.badge-pending, .badge-warning {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.badge-info, .badge-issued {
  background-color: var(--info-bg);
  color: var(--info);
  border: 1px solid var(--info-border);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background-color: var(--primary-navy);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--primary-navy-dark);
}

.btn-gold {
  background-color: var(--primary-gold);
  color: var(--primary-navy);
  font-weight: 700;
}

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

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: #F8FAFC;
  border-color: #CBD5E1;
}

.btn-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}

.btn-danger:hover {
  background-color: var(--danger);
  color: #FFFFFF;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 12px;
}

/* Search & Filter Toolbar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.search-input-group {
  position: relative;
  flex: 1;
  min-width: 220px;
}

.search-input-group input {
  width: 100%;
  padding: 9px 12px 9px 34px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13.5px;
  outline: none;
}

.search-input-group input:focus {
  border-color: var(--primary-navy);
}

.search-icon-svg {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 16px;
  height: 16px;
}

.filter-select {
  padding: 9px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: #FFFFFF;
  color: var(--text-main);
  font-size: 13px;
  outline: none;
}

/* Grid Layout for Courses */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.course-card {
  background: #FFFFFF;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.course-code {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary-gold-dark);
  background: var(--accent-gold-light);
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}

.course-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary-navy);
  margin-bottom: 4px;
}

.course-title-kh {
  font-family: var(--font-kh);
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.course-meta-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  border-top: 1px dashed var(--border-subtle);
  font-size: 12.5px;
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 31, 53, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: #FFFFFF;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #F8FAFC;
  border-radius: 12px 12px 0 0;
}

.modal-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary-navy);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background: #F8FAFC;
  border-radius: 0 0 12px 12px;
}

/* Form Controls */
.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 13.5px;
  outline: none;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--primary-navy);
}

/* Settings Tabs */
.tabs-nav {
  display: flex;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 20px;
  overflow-x: auto;
}

.tab-btn {
  padding: 10px 20px;
  background: none;
  border: none;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
}

.tab-btn.active {
  color: var(--primary-navy);
  border-bottom-color: var(--primary-navy);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* Status Cards for Google Integrations */
.integration-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  margin-bottom: 12px;
  background: #FAFBFD;
}