/* ===== Cards ===== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal);
}

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

.card-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.card-header h2 {
  margin: 0;
}

.card-body {
  margin-bottom: var(--space-4);
}

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

/* ===== Badges & Tags ===== */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge-primary {
  background: var(--n-lamplight-soft);
  color: var(--color-primary);
}

.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--color-success);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.2);
  color: var(--color-danger);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.2);
  color: var(--color-warning);
}

/* ===== Tag Input ===== */
.tag-input-container {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background: var(--color-surface);
  min-height: 48px;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.tag {
  background: var(--n-lamplight-deep);
  color: white;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tag-remove {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0;
  line-height: 1;
}

.tag-remove:hover {
  opacity: 0.8;
}

.tag-input {
  border: none;
  background: transparent;
  flex: 1;
  min-width: 100px;
  font-size: 1rem;
  font-family: inherit;
}

.tag-input:focus {
  outline: none;
}

/* ===== Sliders ===== */
.slider-container {
  margin-bottom: var(--space-6);
}

.slider-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.slider-label-left,
.slider-label-right {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.slider-value {
  color: var(--color-primary);
  font-weight: 700;
}

.slider {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--n-lamplight-deep);
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--n-lamplight-deep);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.2);
}

/* ===== Grids ===== */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

@media (max-width: 768px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ===== Loading & Spinners ===== */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

.loading {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

/* ===== Sections ===== */
.section {
  padding: var(--space-20) 0;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-top: -var(--space-4);
  margin-bottom: var(--space-12);
  text-align: center;
}

/* ===== Alerts ===== */
.alert {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  border-left: 4px solid;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--color-success);
  color: #047857;
}

.alert-error,
.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--color-danger);
  color: #b91c1c;
}

.alert-info {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--color-info);
  color: #1e40af;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--color-warning);
  color: #92400e;
}