/* ============================================
   Components — Cards, Buttons, Inputs, Search
   ============================================ */

/* ---- Specialty Card ---- */
.specialty-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  display: block;
  position: relative;
  overflow: hidden;
}

.specialty-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.specialty-card:hover {
  border-color: var(--color-border);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.specialty-card:hover::before {
  transform: scaleX(1);
}

.specialty-card__icon {
  font-size: 1.75rem;
  margin-bottom: var(--space-4);
  display: block;
}

.specialty-card__name {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.specialty-card__count {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* ---- Calculator List Item ---- */
.calc-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
  text-decoration: none;
}

.calc-item:first-child {
  border-top: 1px solid var(--color-border-light);
}

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

.calc-item__info {
  flex: 1;
  min-width: 0;
}

.calc-item__name {
  font-family: var(--font-serif);
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.calc-item__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.calc-item__arrow {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.calc-item:hover .calc-item__arrow {
  transform: translateX(4px);
  color: var(--color-accent);
}

/* ---- Search Input ---- */
.search-input {
  position: relative;
  width: 100%;
}

.search-input__icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-tertiary);
  pointer-events: none;
  width: 18px;
  height: 18px;
}

.search-input__field {
  width: 100%;
  padding: var(--space-2) var(--space-4) var(--space-2) var(--space-10);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.search-input__field::placeholder {
  color: var(--color-text-tertiary);
}

.search-input__field:focus {
  border-color: var(--color-accent);
  background: var(--color-bg-surface);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.search-input__clear {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-full);
  display: none;
  line-height: 1;
  font-size: var(--text-sm);
}

.search-input__clear.visible {
  display: flex;
}

.search-input__clear:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

/* Search Results Dropdown */
.search-results {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 400px;
  overflow-y: auto;
  z-index: 110;
  display: none;
}

.search-results.visible {
  display: block;
}

.search-results__empty {
  padding: var(--space-6);
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--text-sm);
}

.search-results__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: background var(--transition-fast);
  border-bottom: 1px solid var(--color-border-light);
}

.search-results__item:last-child {
  border-bottom: none;
}

.search-results__item:hover,
.search-results__item.highlighted {
  background: var(--color-bg-hover);
}

.search-results__item-icon {
  font-size: var(--text-lg);
  width: 28px;
  text-align: center;
  flex-shrink: 0;
}

.search-results__item-info {
  flex: 1;
  min-width: 0;
}

.search-results__item-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
}

.search-results__item-specialty {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-text-on-accent);
}

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

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

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

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

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

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

/* ---- Badge ---- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.badge--low {
  background: var(--color-severity-low-bg);
  color: var(--color-severity-low);
  border: 1px solid var(--color-severity-low-border);
}

.badge--moderate {
  background: var(--color-severity-moderate-bg);
  color: var(--color-severity-moderate);
  border: 1px solid var(--color-severity-moderate-border);
}

.badge--high {
  background: var(--color-severity-high-bg);
  color: var(--color-severity-high);
  border: 1px solid var(--color-severity-high-border);
}

.badge--very-high {
  background: var(--color-severity-very-high-bg);
  color: var(--color-severity-very-high);
  border: 1px solid var(--color-severity-very-high-border);
}

/* ---- Tooltip ---- */
.tooltip {
  position: relative;
}

.tooltip__text {
  position: absolute;
  bottom: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.tooltip:hover .tooltip__text {
  opacity: 1;
}