/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  background: var(--color-surface);
  color: var(--color-text);
  white-space: nowrap;
}

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

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

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

.btn-success {
  background: var(--color-success);
  color: #fff;
  border-color: var(--color-success);
}

.btn-success:hover { background: #047857; }

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

.btn-danger:hover { background: #b91c1c; }

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

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.card-kpi {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
}

.card-kpi .kpi-icon {
  font-size: 24px;
  margin-bottom: 12px;
}

.card-kpi .kpi-label {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.card-kpi .kpi-value {
  font-size: 24px;
  font-weight: 700;
}

.card-kpi .kpi-sub {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* Tables */
.table-container { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
}

table th, table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}

table th {
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  white-space: nowrap;
}

table tr:hover td { background: #f8fafc; }

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: border-color 0.15s;
  background: var(--color-surface);
  color: var(--color-text);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,86,219,0.1);
}

.form-control::placeholder { color: var(--color-text-light); }

select.form-control { cursor: pointer; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 { font-size: 16px; font-weight: 600; }

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--color-text-light);
  padding: 4px;
}

.modal-close:hover { color: var(--color-text); }

.modal-body { padding: 20px; }

/* Toast */
.toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: toastIn 0.3s ease;
  max-width: 380px;
}

.toast-success { background: var(--color-success); color: #fff; }
.toast-warning { background: var(--color-warning); color: #fff; }
.toast-error { background: var(--color-danger); color: #fff; }
.toast-info { background: var(--color-info); color: #fff; }

@keyframes toastIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.badge-success { background: var(--color-success-light); color: var(--color-success); }
.badge-warning { background: var(--color-warning-light); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-light); color: var(--color-danger); }
.badge-info { background: var(--color-info-light); color: var(--color-info); }

/* Filters bar */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  flex-wrap: wrap;
}

.filters-bar .form-control { width: auto; min-width: 180px; }

.filters-bar .search-input { flex: 1; min-width: 200px; }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-light);
}

.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Confirm dialog */
.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1500;
}

.confirm-dialog {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 24px;
  max-width: 400px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}

.confirm-dialog p { margin-bottom: 20px; font-size: 14px; }

.confirm-dialog .form-actions { margin-top: 0; border: none; }