/* components.css — semua komponen UI SMLA */

/* ============================================================
   Button
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-base);
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, opacity 150ms ease;
  white-space: nowrap;
  line-height: 1.4;
}

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

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-secondary:hover {
  background-color: rgba(26, 54, 93, 0.06);
}

.btn-danger {
  background-color: var(--color-danger);
  color: #ffffff;
}
.btn-danger:hover {
  filter: brightness(0.92);
}

.btn-sm {
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--font-size-sm);
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ============================================================
   Badge
   ============================================================ */
.badge {
  display: inline-block;
  font-size: var(--font-size-badge);
  font-weight: 500;
  padding: 2px var(--spacing-2);
  border-radius: 9999px;
  border: 1px solid var(--color-border);
  white-space: nowrap;
  line-height: 1.4;
}

.badge-pending {
  background: #fefcbf;
  color: #744210;
  border-color: #f6e05e;
}
.badge-approved {
  background: #f0fff4;
  color: #22543d;
  border-color: #9ae6b4;
}
.badge-rejected {
  background: #fff5f5;
  color: #742a2a;
  border-color: #feb2b2;
}
.badge-returned {
  background: #e2e8f0;
  color: #4a5568;
  border-color: #cbd5e0;
}
.badge-overdue {
  background: #fff5f5;
  color: #742a2a;
  border-color: #fc8181;
}
.badge-info {
  background: #ebf8ff;
  color: #2c5282;
  border-color: #bee3f8;
}
.badge-maintenance {
  background: #ebf8ff;
  color: #2c5282;
  border-color: #bee3f8;
}
.badge-neutral {
  background: #e2e8f0;
  color: #4a5568;
  border-color: #cbd5e0;
}
.badge-success {
  background: #f0fff4;
  color: #22543d;
  border-color: #9ae6b4;
}
.badge-danger {
  background: #fff5f5;
  color: #742a2a;
  border-color: #feb2b2;
}
.badge-warning {
  background: #fefcbf;
  color: #744210;
  border-color: #f6e05e;
}

/* ============================================================
   Table
   ============================================================ */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-base);
}

.table th {
  background: var(--color-border);
  text-align: left;
  padding: var(--spacing-2) var(--spacing-3);
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.table td {
  padding: var(--spacing-2) var(--spacing-3);
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
  color: var(--color-text);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background: var(--color-bg);
}

.table-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--spacing-8);
  font-style: italic;
}

.actions-cell {
  display: inline-flex;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

.clickable-row {
  cursor: pointer;
}

/* ============================================================
   Form
   ============================================================ */
.form-group {
  margin-bottom: var(--spacing-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--spacing-1);
  color: var(--color-text);
}

.form-label.required::after {
  content: ' *';
  color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-input);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color 150ms ease, outline 150ms ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--color-danger);
}

.form-textarea {
  min-height: 96px;
  resize: vertical;
}

.form-error {
  display: block;
  font-size: var(--font-size-badge);
  color: var(--color-danger);
  margin-top: var(--spacing-1);
}

.form-hint {
  font-size: var(--font-size-badge);
  color: var(--color-text-muted);
  margin-top: var(--spacing-1);
}

.form-row {
  display: flex;
  gap: var(--spacing-3);
}
.form-row .form-group {
  flex: 1;
}

.radio-group {
  display: flex;
  gap: var(--spacing-4);
}
.radio-option {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-base);
  cursor: pointer;
}

/* fieldset dipakai untuk grup radio — hilangkan border bawaan browser */
.radio-fieldset {
  border: none;
  padding: 0;
  min-width: 0;
}
.radio-fieldset legend {
  float: left; /* membuat legend ikut alur normal (tidak melayang di border) */
  width: 100%;
  margin-bottom: var(--spacing-2);
  padding: 0;
}

/* ============================================================
   Modal
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-4);
  animation: modal-fade 150ms ease-out;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius);
  max-width: 480px;
  width: calc(100% - var(--spacing-8));
  box-shadow: var(--shadow);
  max-height: calc(100vh - var(--spacing-8));
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: var(--font-size-section);
  font-weight: 600;
  color: var(--color-text);
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  padding: var(--spacing-1);
  line-height: 1;
  color: var(--color-text-muted);
}
.modal-close:hover {
  color: var(--color-text);
}

.modal-body {
  padding: var(--spacing-6);
  overflow-y: auto;
}

.modal-footer {
  padding: var(--spacing-4) var(--spacing-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-2);
}

@keyframes modal-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ============================================================
   Toast
   ============================================================ */
.toast-container {
  position: fixed;
  top: var(--spacing-4);
  right: var(--spacing-4);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2);
  max-width: 360px;
}

.toast {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-neutral);
  border-radius: var(--radius);
  padding: var(--spacing-3) var(--spacing-4);
  box-shadow: var(--shadow);
  font-size: var(--font-size-base);
  color: var(--color-text);
  animation: toast-fade 150ms ease-out;
}

.toast-success {
  border-left-color: var(--color-success);
}
.toast-error {
  border-left-color: var(--color-danger);
}
.toast-info {
  border-left-color: var(--color-primary);
}

.toast.hide {
  opacity: 0;
  transition: opacity 150ms ease-out;
}

@keyframes toast-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ============================================================
   Card
   ============================================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card-header {
  padding: var(--spacing-4) var(--spacing-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-3);
}

.card-header h2 {
  font-size: var(--font-size-section);
  font-weight: 600;
}

.card-body {
  padding: var(--spacing-6);
}

/* ============================================================
   Alert
   ============================================================ */
.alert {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-3) var(--spacing-4);
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-4);
  display: flex;
  gap: var(--spacing-2);
  align-items: flex-start;
}

.alert-warning {
  background: #fefcbf;
  color: #744210;
  border-color: #f6e05e;
}
.alert-danger {
  background: #fff5f5;
  color: #742a2a;
  border-color: #feb2b2;
}
.alert-info {
  background: #ebf8ff;
  color: #2c5282;
  border-color: #bee3f8;
}

/* ============================================================
   Loading
   ============================================================ */
.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 0.7s linear infinite;
}

.spinner-lg {
  width: 36px;
  height: 36px;
  border-width: 3px;
}

.loading-center {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-12);
  color: var(--color-text-muted);
}

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

.skeleton {
  background: linear-gradient(90deg, var(--color-border) 25%, var(--color-bg) 37%, var(--color-border) 63%);
  background-size: 400% 100%;
  animation: skeleton-shimmer 1.2s ease infinite;
  border-radius: var(--radius);
}

@keyframes skeleton-shimmer {
  0% { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

/* ============================================================
   Stat card
   ============================================================ */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-6);
}

.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-4) var(--spacing-6);
}

.stat-value {
  font-size: var(--font-size-heading);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--spacing-1);
}

.stat-card.danger .stat-value { color: var(--color-danger); }
.stat-card.warning .stat-value { color: var(--color-warning); }
.stat-card.success .stat-value { color: var(--color-success); }

/* ============================================================
   Empty state
   ============================================================ */
.empty-state {
  text-align: center;
  padding: var(--spacing-12) var(--spacing-6);
  color: var(--color-text-muted);
}

.empty-state-text {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-4);
}

/* ============================================================
   Pagination
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-3);
  flex-wrap: wrap;
}

.pagination-btns {
  display: flex;
  gap: var(--spacing-1);
  align-items: center;
}

.pagination-btn {
  min-width: 32px;
  height: 32px;
  padding: var(--spacing-1) var(--spacing-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  font-size: var(--font-size-sm);
  cursor: pointer;
  color: var(--color-text);
}
.pagination-btn:hover:not(:disabled) {
  background: var(--color-bg);
}
.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.pagination-btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.pagination-info {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   Filter tabs & bar
   ============================================================ */
.tabs {
  display: flex;
  gap: var(--spacing-1);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-4);
  flex-wrap: wrap;
}

.tab {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text-muted);
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.tab:hover {
  color: var(--color-text);
}
.tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.filter-bar {
  display: flex;
  gap: var(--spacing-3);
  flex-wrap: wrap;
  align-items: flex-end;
  margin-bottom: var(--spacing-4);
}
.filter-bar .form-group {
  margin-bottom: 0;
  min-width: 160px;
}
.filter-bar .filter-actions {
  margin-left: auto;
  display: flex;
  gap: var(--spacing-2);
}

/* ============================================================
   Detail list (key-value pairs)
   ============================================================ */
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--spacing-4) var(--spacing-6);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-1);
}

.detail-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

.detail-value {
  font-size: var(--font-size-base);
  color: var(--color-text);
  word-break: break-word;
}

.section-title {
  font-size: var(--font-size-section);
  font-weight: 600;
  margin-bottom: var(--spacing-4);
  color: var(--color-text);
}

.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.text-muted { color: var(--color-text-muted); }
.text-danger { color: var(--color-danger); }