/* ============================================================
   Desk-Lock — Shop Page Styles
   ============================================================ */

.shop-hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border-subtle);
}

.shop-hero-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-highlight);
  margin-bottom: 16px;
}

.shop-hero p {
  color: var(--text-secondary);
  max-width: 560px;
  margin-top: 16px;
  font-size: 1rem;
  line-height: 1.7;
}

.shop-notice {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-dark);
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-top: 24px;
}

.shop-notice span {
  width: 6px;
  height: 6px;
  background: var(--accent-highlight);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ---- PRESETS SECTION ---- */
.presets-section {
  padding: 80px 0 0;
}

.presets-header {
  margin-bottom: 40px;
}

.presets-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--border-subtle);
  border: 1px solid var(--border-subtle);
}

.preset-card {
  background-color: var(--bg-primary);
  padding: 32px 28px;
  cursor: pointer;
  border: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background-color var(--trans-fast);
  position: relative;
  font-family: inherit;
}

.preset-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent-highlight);
  opacity: 0;
  transition: opacity var(--trans-fast);
}

.preset-card:hover,
.preset-card.active {
  background-color: var(--bg-elevated);
}

.preset-card:hover::before,
.preset-card.active::before {
  opacity: 1;
}

.preset-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-highlight);
}

.preset-name {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.preset-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.preset-specs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

.preset-spec {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--accent-silver);
}

.preset-load {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-highlight);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--trans-fast);
}

.preset-card:hover .preset-load {
  gap: 10px;
}

/* ============================================================
   CONFIGURATOR
   ============================================================ */

.configurator-section {
  padding: 80px 0 120px;
}

.configurator-header {
  margin-bottom: 56px;
}

.configurator-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 1px;
  background-color: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  align-items: stretch;
}

/* ---- LEFT PANEL: Controls ---- */
.cfg-panel {
  background-color: var(--bg-primary);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.cfg-section-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-highlight);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.cfg-slider-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

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

.cfg-slider-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.cfg-slider-label {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.cfg-slider-val {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 40px;
  text-align: right;
}

/* Custom range slider */
.cfg-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 2px;
  background: var(--border-dark);
  outline: none;
  cursor: pointer;
}

.cfg-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 16px;
  height: 16px;
  background: var(--accent-highlight);
  cursor: pointer;
  transition: transform var(--trans-fast);
}

.cfg-slider::-webkit-slider-thumb:hover {
  transform: scale(1.3);
}

.cfg-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--accent-highlight);
  cursor: pointer;
  border: none;
}

/* Bins area */
.bins-controls {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.bins-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-subtle);
  margin-bottom: 12px;
  min-height: 4px;
}

.empty-bins-msg {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 32px 16px;
  background: var(--bg-primary);
  text-align: center;
}

.empty-bins-msg p {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.bin-config-item {
  background: var(--bg-elevated);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.bin-config-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.bin-config-num {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-highlight);
  flex-shrink: 0;
}

.bin-config-dims-live {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-silver);
  flex: 1;
}

.bin-remove-btn {
  background: none;
  border: 1px solid var(--border-dark);
  color: var(--text-secondary);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.6rem;
  flex-shrink: 0;
  transition: border-color var(--trans-fast), color var(--trans-fast);
}

.bin-remove-btn:hover {
  border-color: #FF4D00;
  color: #FF4D00;
}

.bin-config-sliders {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.bin-config-sliders .cfg-slider-label {
  font-size: 0.65rem;
}

.bin-config-sliders .cfg-slider-val {
  font-size: 0.8rem;
}

.bin-config-price {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  text-align: right;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

.bin-config-price span {
  color: var(--accent-silver);
  font-weight: 600;
}

.add-bin-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: none;
  border: 1px dashed var(--border-dark);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color var(--trans-fast), color var(--trans-fast);
  width: 100%;
}

.add-bin-btn:hover {
  border-color: var(--accent-highlight);
  color: var(--accent-highlight);
}

.add-bin-btn .plus {
  font-size: 1rem;
  line-height: 1;
}

.bin-count-note {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 8px;
  opacity: 0.5;
}

/* Summary */
.cfg-summary {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.summary-lines {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.summary-line span:last-child {
  color: var(--accent-silver);
  white-space: nowrap;
}

.summary-line.dim {
  color: var(--text-secondary);
  opacity: 0.5;
  font-style: italic;
}

.summary-total-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 12px;
  border-top: 1px solid var(--border-dark);
}

.summary-total-label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.summary-total-price {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 1.75rem;
  color: var(--text-primary);
}

.summary-price-note {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  line-height: 1.5;
  opacity: 0.7;
}

.cfg-order-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  background: var(--accent-highlight);
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: transform var(--trans-fast), box-shadow var(--trans-fast);
  text-decoration: none;
  text-align: center;
}

.cfg-order-btn:hover {
  transform: scale(1.02);
  box-shadow: 0 0 24px rgba(255, 77, 0, 0.35);
}

/* ---- RIGHT PANEL: Preview ---- */
.cfg-preview-panel {
  background-color: var(--bg-elevated);
  display: flex;
  flex-direction: column;
}

.cfg-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border-subtle);
}

.cfg-preview-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.cfg-preview-dims {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--accent-silver);
}

.cfg-preview-body {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  min-height: 420px;
}

#configPreview {
  width: 100%;
  max-width: 560px;
}

#configPreview svg {
  width: 100%;
  height: auto;
}

#configPreview .bin-draggable {
  cursor: grab;
}

#configPreview .bin-draggable:active {
  cursor: grabbing;
}

.cfg-preview-legend {
  padding: 16px 32px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
  flex-shrink: 0;
}

.legend-dot.base {
  background: #111;
  border-color: #333;
}

.legend-dot.bin {
  background: rgba(255, 77, 0, 0.15);
  border-color: #FF4D00;
}

/* ---- SHIPPING BANNER ---- */
.shipping-banner {
  padding: 32px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.shipping-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--border-subtle);
}

.shipping-item {
  background-color: var(--bg-primary);
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.shipping-item-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.shipping-item-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.shipping-icon {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

/* ============================================================
   RESPONSIVE — SHOP
   ============================================================ */

@media (max-width: 1100px) {
  .configurator-layout {
    grid-template-columns: 1fr;
  }

  .cfg-preview-body {
    min-height: 320px;
  }

  .presets-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .presets-grid {
    grid-template-columns: 1fr;
  }

  .cfg-panel {
    padding: 32px 24px;
  }

  .bin-config-sliders {
    grid-template-columns: 1fr;
  }

  .shipping-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .shipping-grid {
    grid-template-columns: 1fr;
  }
}