/* ============================
   PC Builder — Page Layout
   ============================ */

.builder-page {
  min-height: 100vh;
  padding: 0 20px 80px;
  background: var(--bg);
}

.builder-hero {
  background: linear-gradient(180deg, #0f0f2a 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--border);
  padding: 48px 0 40px;
  margin-bottom: 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.builder-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.2;
  mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 0%, black 20%, transparent 100%);
}

.builder-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 20px;
}

.builder-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 40px;
  padding: 4px 14px;
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.builder-hero-badge .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.builder-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--fg) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.builder-hero p {
  color: var(--fg-muted);
  font-size: 17px;
  line-height: 1.7;
}

.builder-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.builder-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 40px;
  align-items: start;
}

/* ============================
   Step Progress Indicator
   ============================ */

.step-indicator {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 28px;
}

.step-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--fg-muted);
  transition: color 0.3s;
}

.step-item.active {
  color: var(--accent);
}

.step-dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  background: var(--bg-card);
  transition: all 0.3s;
  flex-shrink: 0;
}

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

.step-item.done .step-dot {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}

.step-line {
  flex: 1;
  height: 1px;
  background: var(--border);
  margin: 0 8px;
}

/* ============================
   Quick-Start Presets
   ============================ */

.preset-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.preset-chip {
  padding: 5px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--fg-muted);
  font-size: 12px;
  font-family: var(--font-head);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.3px;
}

.preset-chip:hover, .preset-chip.selected {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}

/* ============================
   Form Panel
   ============================ */

.form-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: sticky;
  top: 80px;
  box-shadow: 0 8px 40px #00000030;
}

.form-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.form-panel-title {
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
}

.form-panel-title span {
  color: var(--accent);
}

.form-step-count {
  font-size: 11px;
  color: var(--fg-muted);
  font-family: var(--font-head);
  letter-spacing: 0.5px;
}

.field-group {
  margin-bottom: 18px;
}

.field-group:last-of-type {
  margin-bottom: 0;
}

.field-label {
  display: block;
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.field-hint {
  font-size: 11px;
  color: var(--fg-muted);
  margin-top: 5px;
  font-style: italic;
}

/* Range slider */
.range-wrap {
  position: relative;
}
.range-value {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 4px;
  letter-spacing: -1px;
}
.range-value-sub {
  font-size: 12px;
  color: var(--fg-muted);
  margin-bottom: 10px;
  font-family: var(--font-body);
  font-weight: 400;
}
.range-input {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  border-radius: 4px;
  background: var(--bg-card);
  outline: none;
  cursor: pointer;
  border: 1px solid var(--border);
}
.range-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  box-shadow: 0 0 12px var(--accent);
  border: 3px solid var(--bg-surface);
}
.range-input::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 3px solid var(--bg-surface);
  box-shadow: 0 0 12px var(--accent);
}
.range-ticks {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 11px;
  color: var(--fg-muted);
}

/* Select / dropdown */
.field-select {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238888aa' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color 0.2s;
}
.field-select:focus {
  outline: none;
  border-color: var(--accent);
}

/* Text input */
.field-input {
  width: 100%;
  padding: 11px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.2s;
}
.field-input::placeholder { color: var(--fg-muted); }
.field-input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Checkbox group */
.checkbox-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  font-size: 13px;
  user-select: none;
  color: var(--fg-muted);
}
.checkbox-item:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-dim);
  color: var(--accent);
}
.checkbox-item input {
  display: none;
}
.checkbox-icon {
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--fg-muted);
  border-radius: 4px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.checkbox-item:has(input:checked) .checkbox-icon {
  background: var(--accent);
  border-color: var(--accent);
}
.checkbox-icon svg {
  display: none;
  width: 10px;
  height: 10px;
}
.checkbox-item:has(input:checked) .checkbox-icon svg {
  display: block;
}

/* Submit button */
.btn-builder {
  width: 100%;
  padding: 16px 20px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 10px;
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
  position: relative;
  overflow: hidden;
}
.btn-builder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  transform: translateX(-100%);
  transition: transform 0.5s;
}
.btn-builder:hover::before { transform: translateX(100%); }
.btn-builder:hover {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px #00d4ff40;
}
.btn-builder:active {
  transform: scale(0.98) translateY(0);
}
.btn-builder:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}
.btn-spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid #0003;
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: none;
}
.btn-builder.loading .btn-spinner { display: block; }
.btn-builder.loading .btn-label { display: none; }

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

/* ============================
   Results Panel
   ============================ */

.results-panel {
  min-height: 200px;
}

.results-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  background: var(--bg-surface);
  border: 1px dashed var(--border);
  border-radius: 16px;
  padding: 60px 40px;
  text-align: center;
}

.results-empty-icon {
  font-size: 52px;
  margin-bottom: 20px;
  opacity: 0.3;
  filter: grayscale(1);
}

.results-empty h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.results-empty p {
  color: var(--fg-muted);
  font-size: 14px;
  max-width: 320px;
  line-height: 1.6;
}

.results-empty-cta {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.cta-arrow {
  font-size: 28px;
  color: var(--accent);
  animation: bounceLeft 1.5s ease-in-out infinite;
}

@keyframes bounceLeft {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-8px); }
}

/* Recommendation result */
.build-result {
  animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
}

.result-header-left {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.result-header h2 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
}

.result-meta {
  font-size: 12px;
  color: var(--fg-muted);
  display: flex;
  gap: 16px;
}

.result-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.total-cost {
  background: var(--accent);
  color: #000;
  padding: 10px 24px;
  border-radius: 40px;
  font-family: var(--font-head);
  font-size: 26px;
  font-weight: 800;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}

.total-cost span {
  font-size: 11px;
  font-weight: 600;
  opacity: 0.6;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Parts list */
.parts-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.part-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  display: grid;
  grid-template-columns: 90px 1fr auto;
  align-items: center;
  gap: 16px;
  transition: all 0.2s;
  cursor: default;
}
.part-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 20px #00d4ff15;
  transform: translateY(-1px);
}

.part-category {
  font-family: var(--font-head);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 5px 9px;
  border-radius: 6px;
  text-align: center;
  width: fit-content;
}

.part-info h4 {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.part-info p {
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.5;
}

.part-price {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  text-align: right;
  white-space: nowrap;
}

.part-price-sub {
  font-size: 11px;
  color: var(--fg-muted);
  font-weight: 400;
  display: block;
  text-align: right;
}

.part-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 600;
  transition: opacity 0.2s;
}
.part-link:hover { opacity: 0.8; }
.part-link svg {
  width: 12px;
  height: 12px;
}

/* Build summary bar */
.build-summary {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.summary-stats {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.summary-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.summary-stat-label {
  font-size: 10px;
  font-family: var(--font-head);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.summary-stat-value {
  font-size: 14px;
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--fg);
}

.build-disclaimer {
  font-size: 11px;
  color: var(--fg-muted);
  text-align: right;
  max-width: 200px;
  line-height: 1.5;
}

/* Notes section */
.build-notes {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  margin-bottom: 20px;
}

.build-notes h3 {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.build-notes h3 svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

.build-notes p, .build-notes li {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.build-notes ul {
  padding-left: 20px;
}

.build-notes li { margin-bottom: 4px; }

/* Error state */
.build-error {
  background: #ff444420;
  border: 1px solid #ff4444;
  border-radius: 14px;
  padding: 20px;
  color: #ff6666;
  font-size: 14px;
  text-align: center;
}

/* Gaming badge */
.gaming-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 11px;
  font-family: var(--font-head);
  font-weight: 600;
  margin-bottom: 4px;
}

/* ============================
   Responsive
   ============================ */

@media (max-width: 960px) {
  .builder-grid {
    grid-template-columns: 1fr;
  }
  .form-panel {
    position: static;
    max-width: 500px;
  }
  .builder-hero { padding: 36px 0 32px; }
}

@media (max-width: 600px) {
  .builder-hero { padding: 28px 0 24px; margin-bottom: 28px; }
  .builder-hero h1 { font-size: 28px; }
  .builder-hero p { font-size: 15px; }
  .form-panel { padding: 20px; border-radius: 12px; }
  .step-indicator { display: none; }
  .part-card { grid-template-columns: 80px 1fr; gap: 12px; }
  .part-price { display: none; }
  .result-header { flex-direction: column; align-items: flex-start; }
  .checkbox-grid { grid-template-columns: 1fr; }
  .total-cost { font-size: 22px; }
  .range-value { font-size: 26px; }
  .preset-bar { gap: 6px; }
  .preset-chip { font-size: 11px; padding: 4px 10px; }
}

/* Category color mapping */
.part-card[data-category="CPU"] .part-category { color: #ff6b6b; background: rgba(255,107,107,0.1); }
.part-card[data-category="GPU"] .part-category { color: #ffd93d; background: rgba(255,217,61,0.1); }
.part-card[data-category="RAM"] .part-category { color: #6bcbff; background: rgba(107,203,255,0.1); }
.part-card[data-category="Motherboard"] .part-category { color: #c3f0ff; background: rgba(195,240,255,0.1); }
.part-card[data-category="Storage"] .part-category { color: #b8f0b8; background: rgba(184,240,184,0.1); }
.part-card[data-category="PSU"] .part-category { color: #ffb86b; background: rgba(255,184,107,0.1); }
.part-card[data-category="Case"] .part-category { color: #d4b8ff; background: rgba(212,184,255,0.1); }
.part-card[data-category="Cooler"] .part-category { color: #b8ffe8; background: rgba(184,255,232,0.1); }

/* ============================
   Part card swap controls
   ============================ */

.part-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.part-links-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
}

.swap-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg-muted);
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.3px;
  opacity: 0;
}
.part-card:hover .swap-btn { opacity: 1; }
.swap-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}
.swap-btn svg { width: 14px; height: 14px; }

.part-card.swapped {
  animation: swapFlash 0.5s ease;
}
@keyframes swapFlash {
  0% { background: var(--bg-surface); }
  30% { background: rgba(0,212,255,0.08); border-color: var(--accent); }
  100% { background: var(--bg-surface); }
}

.compat-warning {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 10px;
  padding: 10px 14px;
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.4);
  border-radius: 8px;
  color: #ff6666;
  font-size: 12px;
  line-height: 1.5;
}
.compat-warning svg { flex-shrink: 0; width: 14px; height: 14px; margin-top: 1px; }

/* Build total row */
.build-total-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  padding: 16px 0 0;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 20px;
}

/* ============================
   Swap Modal
   ============================ */

.swap-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.swap-modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}
.swap-modal-overlay[aria-hidden="true"] { display: flex; }

.swap-modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  width: 100%;
  max-width: 620px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0,0,0,0.6);
  transform: scale(0.95);
  transition: transform 0.2s ease;
}
.swap-modal-overlay.open .swap-modal { transform: scale(1); }

.swap-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 24px 16px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg-surface);
  z-index: 1;
}
.swap-modal-header h2 {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 4px;
}
.swap-modal-header h2 span { color: var(--accent); }
.swap-modal-header p {
  font-size: 12px;
  color: var(--fg-muted);
  margin: 0;
}

.swap-modal-close {
  background: none;
  border: none;
  color: var(--fg-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  transition: all 0.2s;
  flex-shrink: 0;
}
.swap-modal-close:hover { color: var(--fg); background: var(--bg-card); }
.swap-modal-close svg { width: 18px; height: 18px; display: block; }

.swap-alternatives {
  padding: 16px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.alt-card {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 6px 14px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  transition: all 0.2s;
}
.alt-card:hover { border-color: var(--accent); }

.alt-category {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-head);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  width: fit-content;
}

.alt-info {
  grid-column: 1;
  grid-row: 2;
}
.alt-info h4 {
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 3px;
}
.alt-info p {
  font-size: 12px;
  color: var(--fg-muted);
  margin: 0;
  line-height: 1.4;
}

.alt-price {
  grid-column: 2;
  grid-row: 1;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  text-align: right;
  white-space: nowrap;
}

.btn-alt-swap {
  grid-column: 2;
  grid-row: 2;
  padding: 8px 16px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 8px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  align-self: end;
}
.btn-alt-swap:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Alt card category colors */
.alt-card[data-category="CPU"] .alt-category { color: #ff6b6b; }
.alt-card[data-category="GPU"] .alt-category { color: #ffd93d; }
.alt-card[data-category="RAM"] .alt-category { color: #6bcbff; }
.alt-card[data-category="Motherboard"] .alt-category { color: #c3f0ff; }
.alt-card[data-category="Storage"] .alt-category { color: #b8f0b8; }
.alt-card[data-category="PSU"] .alt-category { color: #ffb86b; }
.alt-card[data-category="Case"] .alt-category { color: #d4b8ff; }
.alt-card[data-category="Cooler"] .alt-category { color: #b8ffe8; }