/* Component Styles - Buttons, Forms, Cards, Badges */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  gap: var(--space-sm);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-success {
  background-color: var(--color-success);
  color: white;
}

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

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

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

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

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

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--font-size-sm);
}

.btn-lg {
  padding: var(--space-md) var(--space-lg);
  font-size: var(--font-size-lg);
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Mobile: ensure buttons meet 44px tap target minimum */
@media (max-width: 767px) {
  .btn {
    min-height: 44px;
  }
}

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

.form-group:last-child {
  margin-bottom: 0;
}

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

.form-control {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-control.error {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px var(--color-danger-light);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

.form-error {
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .form-row-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  margin-bottom: var(--space-md);
}

.form-check input {
  margin: 0;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.form-check label {
  margin: 0;
  cursor: pointer;
}

/* Cards */
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

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

.card-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
  background-color: var(--color-bg-secondary);
}

.card-body {
  padding: var(--space-md);
}

.card-footer {
  padding: var(--space-md);
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-bg-secondary);
}

/* Badges */
.badge {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
}

.badge-danger {
  background-color: var(--color-danger-light);
  color: var(--color-danger-dark);
}

.badge-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.badge-info {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
}

/* Alerts */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.alert-success {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
  border: 1px solid var(--color-success);
}

.alert-error {
  background-color: var(--color-danger-light);
  color: var(--color-danger-dark);
  border: 1px solid var(--color-danger);
}

.alert-warning {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
  border: 1px solid var(--color-warning);
}

.alert-info {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
  border: 1px solid var(--color-info);
}

.alert-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-lg);
  color: inherit;
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px 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); }
}

.spinner-lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}

/* Progress Bar */
.progress {
  height: 8px;
  background-color: var(--color-border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.progress-bar.success {
  background-color: var(--color-success);
}

.progress-bar.danger {
  background-color: var(--color-danger);
}

/* Status Badge */
.status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.status-draft {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-secondary);
}

.status-in-progress {
  background-color: var(--color-info-light);
  color: var(--color-info-dark);
}

.status-completed {
  background-color: var(--color-success-light);
  color: var(--color-success-dark);
}

.status-pending {
  background-color: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.status-failed {
  background-color: var(--color-danger-light);
  color: var(--color-danger-dark);
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal-backdrop);
}

.modal-backdrop.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal {
  background-color: var(--color-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  z-index: var(--z-modal);
}

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

.modal-title {
  margin: 0;
  font-size: var(--font-size-2xl);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.modal-body {
  padding: var(--space-lg);
}

.modal-footer {
  padding: var(--space-lg);
  border-top: 1px solid var(--color-border-light);
  background-color: var(--color-bg-secondary);
  display: flex;
  gap: var(--space-md);
  justify-content: flex-end;
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: calc(var(--space-lg) + var(--safe-area-bottom));
  right: var(--space-lg);
  z-index: var(--z-toast);
  max-width: 400px;
}

.toast {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-danger);
}

.toast.info {
  border-left: 4px solid var(--color-info);
}

.toast-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
}

/* Photo List Component */
.photo-list-container {
  width: 100%;
  margin-top: var(--space-md);
}

.photo-counter {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
  font-weight: 500;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: var(--space-md);
  width: 100%;
}

.photo-thumbnail {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-secondary);
  aspect-ratio: 1;
}

.photo-image-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.photo-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background-color: var(--color-bg-tertiary);
}

.photo-loading-spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 24px;
  height: 24px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.photo-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: var(--space-sm);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.photo-thumbnail:hover .photo-overlay {
  opacity: 1;
}

.photo-status-badge {
  font-size: var(--font-size-xs);
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
  white-space: nowrap;
  background-color: rgba(0, 0, 0, 0.6);
  color: white;
}

.photo-status-synced {
  background-color: rgba(34, 139, 34, 0.8);
}

.photo-status-syncing {
  background-color: rgba(65, 105, 225, 0.8);
}

.photo-status-pending {
  background-color: rgba(184, 134, 11, 0.8);
}

.photo-status-failed,
.photo-status-error {
  background-color: rgba(220, 20, 60, 0.8);
}

.photo-delete-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background-color: rgba(220, 20, 60, 0.9);
  color: white;
  font-size: var(--font-size-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.photo-delete-btn:hover {
  background-color: rgba(220, 20, 60, 1);
  transform: scale(1.1);
}

.photo-delete-btn:active {
  transform: scale(0.95);
}

.photo-list-empty {
  text-align: center;
  padding: var(--space-lg);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-secondary);
}

.photo-list-empty-text {
  margin: 0;
  font-weight: 500;
  color: var(--color-text);
}

.photo-list-empty-hint {
  margin: var(--space-sm) 0 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Report Generator Modal */
.report-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.report-modal.visible {
  opacity: 1;
  pointer-events: auto;
}

.report-modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
}

.report-modal-content {
  position: relative;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-lg);
  z-index: 1001;
}

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

.report-modal-header h2 {
  margin: 0;
  font-size: var(--font-size-xl);
  color: var(--color-text);
}

.report-modal-close {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.report-modal-close:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
}

/* Report Form */
.report-form {
  margin-bottom: var(--space-md);
}

.report-form .form-group {
  margin-bottom: var(--space-md);
}

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

.report-form select,
.report-form input[type="color"] {
  width: 100%;
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  background-color: white;
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}

.report-form select:focus,
.report-form input[type="color"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.report-form input[type="checkbox"] {
  margin-right: var(--space-xs);
  cursor: pointer;
}

.report-form input[type="checkbox"] + label {
  display: inline;
  margin: 0;
}

.form-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.form-actions button {
  flex: 1;
}

/* Report Status */
.report-status {
  text-align: center;
  padding: var(--space-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.report-status.hidden {
  display: none;
}

.report-status.error {
  background-color: rgba(231, 76, 60, 0.1);
  color: var(--color-error);
}

.status-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto var(--space-sm);
}

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

.status-message {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* Report Preview */
.report-preview {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.report-preview.hidden {
  display: none;
}

.report-preview h3 {
  margin-top: 0;
  margin-bottom: var(--space-md);
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.preview-iframe {
  width: 100%;
  height: 400px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

/* Signature Pad Modal */
.signature-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.signature-modal-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
}

.signature-modal-content {
  position: relative;
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-lg);
  max-width: 600px;
  width: 90%;
  z-index: 1001;
}

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

.signature-modal-header h2 {
  margin: 0;
  font-size: var(--font-size-xl);
}

.signature-modal-close {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.signature-modal-close:hover {
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
}

/* Signature Pad Container */
.signature-pad-container {
  margin-bottom: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: white;
}

.signature-canvas {
  display: block;
  width: 100%;
  height: auto;
  cursor: crosshair;
  touch-action: none;
  background-color: white;
}

.signature-hint {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  padding: var(--space-sm);
  margin: 0;
  background-color: var(--color-bg-secondary);
}

/* Signature Actions */
.signature-actions {
  display: flex;
  gap: var(--space-sm);
}

.signature-actions button {
  flex: 1;
}

/* Install Banner */
.install-banner {
  background-color: var(--color-primary-light);
  border-bottom: 1px solid var(--color-primary);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-sm);
  animation: slideDown var(--transition-base) ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.install-banner span {
  flex: 1;
  color: var(--color-text);
}

.install-banner .btn {
  white-space: nowrap;
}

/* Offline Indicator */
.offline-indicator {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background-color: #ff9800;
  color: white;
  font-weight: 500;
  font-size: var(--font-size-sm);
  z-index: var(--z-toast);
  animation: slideUp 0.3s ease-out;
}

@media (max-width: 767px) {
  .offline-indicator {
    bottom: calc(56px + var(--safe-area-bottom));
  }
}

/* Camera Button - Instant Engagement */
.btn-camera-large {
  display: block;
  width: 100%;
  padding: var(--space-lg) var(--space-md);
  background-color: var(--color-primary);
  color: white;
  font-size: var(--font-size-lg);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.btn-camera-large:hover:not(:disabled) {
  background-color: var(--color-primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-camera-large:active:not(:disabled) {
  transform: translateY(0);
}

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

.photo-capture-row {
  margin-bottom: var(--space-md);
}

.photo-preview-row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

/* ==================== Page Transitions & Loading States ==================== */

/* Page fade transitions */
@media (prefers-reduced-motion: no-preference) {
  .page-exit {
    opacity: 0;
    transition: opacity 100ms ease-out;
  }

  .page-enter {
    opacity: 0;
    transition: opacity 200ms ease-in;
  }
}

/* ==================== Skeleton Loading Placeholders ==================== */

.skeleton {
  background: linear-gradient(90deg,
    var(--color-bg-tertiary) 25%,
    var(--color-bg-secondary) 50%,
    var(--color-bg-tertiary) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-md);
}

@media (prefers-reduced-motion: no-preference) {
  .skeleton {
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
  }
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--space-sm);
}

.skeleton-text-lg {
  height: 20px;
  margin-bottom: var(--space-md);
}

.skeleton-card {
  height: 80px;
  margin-bottom: var(--space-md);
}

.skeleton-row {
  height: 56px;
  margin-bottom: var(--space-sm);
}

/* Spinner delay modifier (prevents flash on fast operations) */
.spinner--delayed {
  animation-delay: 150ms;
}