/* =============================================================================
   SIREB — components.css
   Cards, Buttons, Badges, Forms, Tables, Alerts, Progress, Tabs, etc.
   ============================================================================= */

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}
.btn:hover::before { background: rgba(255,255,255,0.04); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-sm { padding: 6px 12px; font-size: var(--text-xs); }
.btn-lg { padding: 14px 28px; font-size: var(--text-base); }
.btn-icon { padding: 8px; width: 36px; height: 36px; }
.btn-icon.btn-sm { padding: 6px; width: 28px; height: 28px; }

/* Variantes */
.btn-primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 0 20px rgba(192,192,192,0.2);
}

.btn-secondary {
  background: var(--bg-panel);
  color: var(--text-primary);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-focus);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-success {
  background: var(--success);
  color: var(--success-text);
  border-color: var(--success);
}
.btn-success:hover { background: #5a9a5a; border-color: #5a9a5a; }

.btn-warning {
  background: var(--warning);
  color: var(--warning-text);
  border-color: var(--warning);
}
.btn-warning:hover { background: #a87030; }

.btn-danger {
  background: var(--danger);
  color: var(--danger-text);
  border-color: var(--danger);
}
.btn-danger:hover { background: #9a3030; }

.btn-info {
  background: var(--info);
  color: var(--info-text);
  border-color: var(--info);
}
.btn-info:hover { background: #3a5a8a; }

.btn-outline {
  background: transparent;
  color: var(--accent);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(192,192,192,0.06);
}

/* Loading state */
.btn.loading { pointer-events: none; }
.btn.loading::after {
  content: '';
  display: inline-block;
  width: 12px; height: 12px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: var(--space-sm);
}

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
  animation: fadeIn var(--transition-normal) both;
}

.card:hover {
  border-color: var(--border-light);
  box-shadow: var(--shadow-md);
}

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

.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-subtitle {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-top: 2px;
}

.card-body { flex: 1; }

.card-footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
  display: flex;
  gap: var(--space-sm);
  align-items: center;
}

/* KPI Card */
.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  transition: all var(--transition-normal);
  cursor: default;
}

.kpi-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.kpi-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kpi-icon.success { background: var(--success-bg); color: var(--success-text); }
.kpi-icon.warning { background: var(--warning-bg); color: var(--warning-text); }
.kpi-icon.danger  { background: var(--danger-bg);  color: var(--danger-text); }
.kpi-icon.info    { background: var(--info-bg);    color: var(--info-text); }
.kpi-icon.accent  { background: rgba(192,192,192,0.1); color: var(--accent); }

.kpi-value {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.kpi-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: 4px;
}

.kpi-trend {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ============================================================================
   BADGES
   ============================================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.badge-success  { background: var(--success-bg);  color: var(--success-text);  border: 1px solid rgba(74,122,74,0.3); }
.badge-warning  { background: var(--warning-bg);  color: var(--warning-text);  border: 1px solid rgba(138,90,42,0.3); }
.badge-danger   { background: var(--danger-bg);   color: var(--danger-text);   border: 1px solid rgba(122,42,42,0.3); }
.badge-info     { background: var(--info-bg);     color: var(--info-text);     border: 1px solid rgba(42,74,106,0.3); }
.badge-secondary{ background: var(--bg-panel);    color: var(--text-secondary); border: 1px solid var(--border); }
.badge-critical { background: var(--critical);    color: var(--critical-text); border: 1px solid rgba(106,10,10,0.5); }
.badge-accent   { background: rgba(192,192,192,0.1); color: var(--accent); border: 1px solid rgba(192,192,192,0.2); }

/* Dot indicator */
.badge-dot::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  margin-right: 5px;
}

/* ============================================================================
   FORMULARIOS
   ============================================================================ */
.form-group {
  margin-bottom: var(--space-lg);
}

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

.form-label .required {
  color: var(--danger-text);
  margin-left: 4px;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 4px;
}

.form-error {
  font-size: var(--text-xs);
  color: var(--danger-text);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  -webkit-appearance: none;
}

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

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(192,192,192,0.08);
}

.form-control:disabled, .form-control[readonly] {
  background: var(--bg-panel);
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-control.is-invalid {
  border-color: var(--danger-text);
  box-shadow: 0 0 0 3px rgba(200,96,96,0.1);
}

.form-control.is-valid {
  border-color: var(--success-text);
  box-shadow: 0 0 0 3px rgba(122,184,122,0.1);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239a9a9a' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

select.form-control option {
  background: var(--bg-panel);
  color: var(--text-primary);
}

/* Input with icon */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group .input-icon {
  position: absolute;
  left: 12px;
  color: var(--text-muted);
  pointer-events: none;
  z-index: 1;
}

.input-group .form-control { padding-left: 38px; }

.input-group .input-icon-right {
  position: absolute;
  right: 12px;
  color: var(--text-muted);
  cursor: pointer;
  z-index: 1;
  transition: color var(--transition-fast);
}
.input-group .input-icon-right:hover { color: var(--text-primary); }

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-xs) 0;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 16px; height: 16px;
  min-width: 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  accent-color: var(--accent);
  margin-top: 2px;
}

.form-check-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.form-check:hover .form-check-label { color: var(--text-primary); }

/* Range slider */
.form-range {
  width: 100%;
  -webkit-appearance: none;
  height: 4px;
  background: var(--bg-hover);
  border-radius: var(--radius-full);
  outline: none;
  cursor: pointer;
}

.form-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}
.form-range::-webkit-slider-thumb:hover { transform: scale(1.2); }

/* Checkboxes grid */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-sm);
}

/* Form sections / steps */
.form-section {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.form-section-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.form-section-title .section-number {
  width: 24px; height: 24px;
  background: var(--accent);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
  flex-shrink: 0;
}

/* Form row grid */
.form-row {
  display: grid;
  gap: var(--space-md);
}
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-row-4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

/* Progress steps */
.form-steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: var(--space-xl);
  overflow-x: auto;
  padding-bottom: var(--space-sm);
}

.form-step {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.form-step-circle {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-panel);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition-normal);
}

.form-step.active .form-step-circle {
  border-color: var(--accent);
  background: var(--accent);
  color: #000;
}

.form-step.done .form-step-circle {
  border-color: var(--success);
  background: var(--success-bg);
  color: var(--success-text);
}

.form-step-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
  white-space: nowrap;
}
.form-step.active .form-step-label { color: var(--text-primary); font-weight: 500; }

.form-step-divider {
  flex: 1;
  min-width: 20px;
  height: 1px;
  background: var(--border);
  margin: 0 var(--space-xs);
}

/* ============================================================================
   TABLES
   ============================================================================ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

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

.table thead th {
  padding: 12px 16px;
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  user-select: none;
}

.table thead th.sortable {
  cursor: pointer;
  transition: color var(--transition-fast);
}
.table thead th.sortable:hover { color: var(--text-primary); }
.table thead th.sortable::after { content: ' ↕'; opacity: 0.4; }
.table thead th.sort-asc::after  { content: ' ↑'; opacity: 1; color: var(--accent); }
.table thead th.sort-desc::after { content: ' ↓'; opacity: 1; color: var(--accent); }

.table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast);
}

.table tbody tr:last-child { border-bottom: none; }
.table tbody tr:hover { background: var(--bg-hover); }

.table tbody td {
  padding: 14px 16px;
  color: var(--text-secondary);
  vertical-align: middle;
}

.table tbody td strong { color: var(--text-primary); }

.table-actions {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
}

/* Dynamic table rows (trabajos/materiales) */
.dynamic-table {
  width: 100%;
  border-collapse: collapse;
}
.dynamic-table th, .dynamic-table td {
  padding: 8px 10px;
  border: 1px solid var(--border);
  vertical-align: middle;
}
.dynamic-table th {
  background: var(--bg-panel);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  white-space: nowrap;
}
.dynamic-table td { background: var(--bg-input); }
.dynamic-table .form-control { background: transparent; border: none; padding: 4px 6px; }
.dynamic-table .form-control:focus { box-shadow: none; border-bottom: 1px solid var(--border-focus); }
.dynamic-table .btn-remove-row {
  color: var(--danger-text);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.dynamic-table .btn-remove-row:hover { background: var(--danger-bg); }

/* ============================================================================
   ALERTS / FLASH MESSAGES
   ============================================================================ */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  border: 1px solid;
  margin-bottom: var(--space-md);
  animation: slideDown var(--transition-normal) both;
  font-size: var(--text-sm);
}

.alert-icon { flex-shrink: 0; margin-top: 1px; }
.alert-content { flex: 1; }
.alert-title  { font-weight: 600; color: inherit; margin-bottom: 2px; }
.alert-body   { opacity: 0.9; }

.alert-close {
  background: none;
  border: none;
  cursor: pointer;
  color: currentColor;
  opacity: 0.6;
  padding: 0;
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}
.alert-close:hover { opacity: 1; }

.alert-success { background: var(--success-bg); color: var(--success-text); border-color: rgba(74,122,74,0.3); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); border-color: rgba(138,90,42,0.3); }
.alert-danger  { background: var(--danger-bg);  color: var(--danger-text);  border-color: rgba(122,42,42,0.3); }
.alert-info    { background: var(--info-bg);    color: var(--info-text);    border-color: rgba(42,74,106,0.3); }

/* ============================================================================
   PROGRESS BARS
   ============================================================================ */
.progress-container {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.progress-bar-wrapper {
  flex: 1;
  height: 6px;
  background: var(--bg-hover);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 1s ease;
  animation: progressFill 1.2s ease both;
}

.progress-bar.success { background: var(--success-text); }
.progress-bar.warning { background: var(--warning-text); }
.progress-bar.danger  { background: var(--danger-text); }
.progress-bar.info    { background: var(--info-text); }
.progress-bar.accent  { background: var(--accent); }
.progress-bar.gradient {
  background: linear-gradient(90deg, var(--info-text), var(--accent));
}

.progress-label {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--text-secondary);
  min-width: 36px;
  text-align: right;
}

/* Thick progress (for detail views) */
.progress-thick .progress-bar-wrapper { height: 10px; }
.progress-xl .progress-bar-wrapper { height: 20px; border-radius: var(--radius-md); }

/* ============================================================================
   TABS
   ============================================================================ */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  gap: 0;
  overflow-x: auto;
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 20px;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  position: relative;
  top: 1px;
}

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

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn var(--transition-normal) both; }

/* ============================================================================
   MODAL
   ============================================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  animation: fadeIn 200ms both;
}

.modal {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: fadeIn 250ms both;
}

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

.modal-title { font-size: var(--text-xl); font-weight: 600; }
.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}
.modal-close:hover { color: var(--text-primary); background: var(--bg-hover); }

/* ============================================================================
   LIGHTBOX
   ============================================================================ */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  animation: fadeIn 200ms both;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-caption {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-top: var(--space-md);
  text-align: center;
  max-width: 600px;
}

.lightbox-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}
.lightbox-close:hover { background: var(--bg-hover); }

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}
.lightbox-prev { left: var(--space-lg); }
.lightbox-next { right: var(--space-lg); }
.lightbox-nav:hover { background: var(--bg-hover); border-color: var(--accent); }

/* ============================================================================
   PHOTO GALLERY
   ============================================================================ */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: var(--space-sm);
}

.photo-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--bg-panel);
  transition: all var(--transition-normal);
}

.photo-item:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.photo-item img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-normal); }
.photo-item:hover img { transform: scale(1.05); }

.photo-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  display: flex;
  align-items: flex-end;
  padding: var(--space-sm);
  transition: background var(--transition-normal);
}
.photo-item:hover .photo-overlay { background: rgba(0,0,0,0.5); }

.photo-caption {
  color: #fff;
  font-size: var(--text-xs);
  opacity: 0;
  transition: opacity var(--transition-normal);
  text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}
.photo-item:hover .photo-caption { opacity: 1; }

.photo-upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--text-muted);
}
.photo-upload-zone:hover, .photo-upload-zone.dragover {
  border-color: var(--accent);
  background: rgba(192,192,192,0.03);
  color: var(--text-secondary);
}

.photo-previews {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.photo-preview-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
}

.photo-preview-item img { width: 100%; height: 100%; object-fit: cover; }

.photo-preview-remove {
  position: absolute;
  top: 4px; right: 4px;
  background: rgba(0,0,0,0.7);
  border: none;
  border-radius: 50%;
  width: 22px; height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  font-size: 14px;
  transition: background var(--transition-fast);
}
.photo-preview-remove:hover { background: var(--danger); }

/* ============================================================================
   TIMELINE
   ============================================================================ */
.timeline {
  position: relative;
  padding-left: 28px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-xl);
  animation: fadeInLeft var(--transition-normal) both;
}

.timeline-dot {
  position: absolute;
  left: -24px;
  top: 6px;
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid;
  background: var(--bg-primary);
  z-index: 1;
}

.timeline-dot.success { border-color: var(--success-text); background: var(--success-bg); }
.timeline-dot.warning { border-color: var(--warning-text); background: var(--warning-bg); }
.timeline-dot.danger  { border-color: var(--danger-text);  background: var(--danger-bg); }
.timeline-dot.info    { border-color: var(--info-text);    background: var(--info-bg); }
.timeline-dot.accent  { border-color: var(--accent);       background: rgba(192,192,192,0.1); }

.timeline-date {
  font-size: var(--text-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

/* ============================================================================
   DROPDOWN MENU
   ============================================================================ */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: 500;
  overflow: hidden;
  animation: slideDown 200ms both;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 16px;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.dropdown-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.dropdown-item.danger { color: var(--danger-text); }
.dropdown-item.danger:hover { background: var(--danger-bg); }

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

/* ============================================================================
   PAGINATION
   ============================================================================ */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.page-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.page-btn.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ============================================================================
   SEARCH & FILTERS
   ============================================================================ */
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ============================================================================
   EMPTY STATE
   ============================================================================ */
.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-xl);
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: var(--space-md);
  opacity: 0.4;
}

.empty-state-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.empty-state-desc {
  font-size: var(--text-sm);
  max-width: 300px;
  margin: 0 auto var(--space-lg);
}

/* ============================================================================
   AVATAR
   ============================================================================ */
.avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--accent);
  text-transform: uppercase;
  flex-shrink: 0;
}

.avatar-lg { width: 48px; height: 48px; font-size: var(--text-base); }

/* ============================================================================
   TOOLTIP
   ============================================================================ */
[data-tooltip] {
  position: relative;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: var(--text-xs);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: 100;
  box-shadow: var(--shadow-md);
}
[data-tooltip]:hover::after { opacity: 1; }

/* ============================================================================
   BEFORE/AFTER COMPARISON
   ============================================================================ */
.compare-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.compare-side {
  position: relative;
}

.compare-label {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  background: rgba(0,0,0,0.7);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.compare-side img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}