/* ============================================
   Configurator Shell — Labels
   ============================================ */

.configurator {
  padding-top: var(--header-height);
  min-height: 100vh;
  background: var(--color-base);
}

/* ---- Stepper bar (sticky) ---- */
.configurator__stepper {
  position: sticky;
  top: var(--header-height);
  z-index: var(--z-sticky);
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.configurator__stepper .container {
  overflow-x: auto;
}

/* ---- Main content ---- */
.configurator__body {
  padding: var(--space-8) 0 var(--space-16);
}

.configurator__layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-8);
  align-items: start;
}

/* ---- Options panel (left) ---- */
.configurator__panel {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-xs);
}

.configurator__panel-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}

.configurator__panel-subtitle {
  color: var(--color-neutral);
  font-size: var(--text-sm);
  margin-bottom: var(--space-8);
}

.configurator__section-label {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-neutral);
  margin-bottom: var(--space-4);
}

/* Material cards grid */
.material-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.material-card {
  position: relative;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
}

.material-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.material-card.is-selected {
  border-color: var(--color-accent);
  background: var(--color-tint);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.material-card__check {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 24px;
  height: 24px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: var(--weight-bold);
  opacity: 0;
  transform: scale(0.5);
  transition: all var(--transition-fast);
  z-index: 2;
}

.material-card.is-selected .material-card__check {
  opacity: 1;
  transform: scale(1);
}

.material-card__image {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #f0f0ed 0%, #e0e0dc 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* Actual image (photo_url / SVG placeholder) */
.material-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: 0;
}

/* Colored fallback shown when img fails to load */
.material-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  text-align: center;
}

.material-card__placeholder-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral);
  line-height: 1.3;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.material-card__image-pattern {
  width: 100%;
  height: 100%;
  opacity: 0.3;
  position: absolute;
  inset: 0;
}

/* Different material pattern fills */
.material-card__image--white {
  background: linear-gradient(135deg, #fafafa, #f0f0f0);
}

.material-card__image--clear {
  background: linear-gradient(135deg, #f8f8f8, #e8e8e8);
  background-image:
    linear-gradient(45deg, #ddd 25%, transparent 25%),
    linear-gradient(-45deg, #ddd 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #ddd 75%),
    linear-gradient(-45deg, transparent 75%, #ddd 75%);
  background-size: 12px 12px;
  background-position: 0 0, 0 6px, 6px -6px, -6px 0;
  opacity: 0.6;
}

.material-card__image--silver {
  background: linear-gradient(135deg, #d4d4d4, #b8b8b8, #d4d4d4);
}

.material-card__image--kraft {
  background: linear-gradient(135deg, #c9a96e, #b5894e, #d4b87a);
}

.material-card__image--vinyl {
  background: linear-gradient(135deg, #fefefe, #f4f4f0);
}

.material-card__image--matt {
  background: linear-gradient(135deg, #e8e8e4, #d8d8d4);
}

.material-card__body {
  padding: var(--space-3) var(--space-4) var(--space-4);
}

.material-card__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-2);
}

.material-card__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-neutral);
  background: #f5f5f2;
  padding: 2px 8px;
  border-radius: 0;
}

.material-card__badge-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

/* ---- Two-tier Material Categories ---- */
.material-categories {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mat-category {
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.mat-category:hover,
.mat-category.is-open {
  border-color: var(--color-neutral);
  box-shadow: var(--shadow-md);
}

.mat-category.has-selection {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.mat-category__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  transition: background 0.2s ease;
}

.mat-category__header:hover {
  background: var(--color-tint);
}

.mat-category__icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-base);
  border-radius: 0;
  color: var(--color-neutral);
  transition: color 0.2s ease, background 0.2s ease;
}

.mat-category:hover .mat-category__icon,
.mat-category.is-open .mat-category__icon {
  color: var(--color-accent);
  background: var(--color-tint);
}

.mat-category__info {
  flex: 1;
  min-width: 0;
}

.mat-category__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.mat-category__desc {
  font-size: var(--text-sm);
  color: var(--color-neutral);
  line-height: var(--leading-relaxed);
}

.mat-category__arrow {
  font-size: 24px;
  color: var(--color-neutral);
  flex-shrink: 0;
  transition: transform 0.3s ease, color 0.2s ease;
  line-height: 1;
}

.mat-category.is-open .mat-category__arrow {
  transform: rotate(90deg);
  color: var(--color-accent);
}

/* Sub-materials panel (hidden by default, revealed on hover/click) */
.mat-category__submaterials {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 var(--space-6);
  background: #FAFAF8;
  border-top: 0 solid var(--color-border);
}

.mat-category.is-open .mat-category__submaterials {
  max-height: 600px;
  padding: var(--space-2) var(--space-6) var(--space-5);
  border-top-width: 1px;
}

/* Individual sub-material card */
.mat-subcard {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-1) 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.2s ease;
  position: relative;
}

.mat-subcard:hover {
  background: #EEEDE8;
}

.mat-subcard.is-selected {
  background: var(--color-tint);
}

.mat-subcard__dot {
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.mat-subcard__text {
  flex: 1;
  min-width: 0;
}

.mat-subcard__name {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.mat-subcard__meta {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-top: 1px;
}

.mat-subcard__check {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  background: var(--color-accent);
  color: #ffffff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--weight-bold);
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
}

.mat-subcard.is-selected .mat-subcard__check {
  opacity: 1;
  transform: scale(1);
}

/* ---- Shape + Die Library ---- */
.shape-die-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.shape-row {
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.shape-row.is-active {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.shape-row__card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  cursor: pointer;
  transition: background 0.2s ease;
}

.shape-row__card:hover {
  background: var(--color-tint);
}

.shape-row__icon {
  width: 56px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-base);
  border-radius: 8px;
}

.shape-row__info {
  flex: 1;
  min-width: 0;
}

.shape-row__name {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  color: var(--color-primary);
}

.shape-row__count {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-top: 1px;
}

.shape-row__arrow {
  font-size: 22px;
  color: var(--color-neutral);
  transition: transform 0.3s ease, color 0.2s ease;
  flex-shrink: 0;
}

.shape-row.is-open .shape-row__arrow {
  transform: rotate(90deg);
  color: var(--color-accent);
}

/* Die sizes panel (expands inline) */
.shape-row__dies {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
  padding: 0 var(--space-5);
  background: #FAFAF8;
  border-top: 0 solid var(--color-border);
}

.shape-row.is-open .shape-row__dies {
  max-height: 500px;
  padding: var(--space-4) var(--space-5) var(--space-5);
  border-top-width: 1px;
}

/* Die pills grid */
.die-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.die-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-primary);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.die-pill:hover {
  border-color: var(--color-primary);
  background: var(--color-tint);
}

.die-pill.is-selected {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: none;
}

.die-pill.is-popular {
  border-color: #D4A843;
}

.die-pill__star {
  font-size: 10px;
  color: #D4A843;
  line-height: 1;
}

.die-pill.is-selected .die-pill__star {
  color: rgba(255, 255, 255, 0.7);
}

/* Custom size input row */
.die-custom {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--color-border);
}

.die-custom__label {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-bottom: var(--space-2);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: var(--weight-medium);
}

.die-custom__fields {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.die-custom__field {
  display: flex;
  align-items: center;
  gap: 4px;
  position: relative;
}

.die-custom__field input {
  min-width: 80px;
  flex: 1;
}

.die-custom__unit {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  font-weight: var(--weight-medium);
}

.die-custom__x {
  font-size: var(--text-sm);
  color: var(--color-neutral);
}

.die-custom__apply.is-confirmed {
  background: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

/* Special die list (eigendefinert) */
.special-die-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.special-die {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.2s ease;
  position: relative;
}

.special-die:hover {
  background: #EEEDE8;
}

.special-die.is-selected {
  background: var(--color-tint);
  box-shadow: inset 0 0 0 1.5px var(--color-accent);
  border-radius: var(--radius-md);
}

.special-die__info {
  flex: 1;
  min-width: 0;
}

.special-die__name {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.special-die__desc {
  display: block;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-top: 1px;
}

.special-die__size {
  display: inline-block;
  font-size: 11px;
  color: var(--color-neutral);
  background: #eee;
  padding: 1px 6px;
  border-radius: 4px;
  margin-top: 4px;
}

/* SVG preview (visible on hover) */
.special-die__preview {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.25s ease;
}

.special-die:hover .special-die__preview,
.special-die.is-selected .special-die__preview {
  opacity: 1;
  transform: scale(1);
}

.special-die__preview svg {
  width: 100%;
  height: 100%;
}

.special-die__check {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  background: var(--color-accent);
  color: #ffffff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--weight-bold);
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
}

.special-die.is-selected .special-die__check {
  opacity: 1;
  transform: scale(1);
}

/* ---- Price summary (right, sticky) ---- */
.price-summary {
  position: sticky;
  top: calc(var(--header-height) + 72px);
  background: var(--color-white);
  border-radius: 0;
  border: 1.5px solid var(--color-border);
  overflow: hidden;
}

.price-summary__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  margin-bottom: 0;
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface-dark);
  color: var(--color-white);
  border-bottom: none;
}

.price-summary__body {
  padding: var(--space-6);
}

.price-summary__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
}

.price-summary__label {
  color: var(--color-neutral);
}

.price-summary__value {
  font-weight: var(--weight-medium);
}

.price-summary__value--pending {
  color: var(--color-neutral);
  font-style: italic;
}

.price-summary__divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-4) 0;
}

.price-summary__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-2) 0;
}

.price-summary__total-label {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
}

.price-summary__total-amount {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--weight-bold);
  color: var(--color-accent);
}

.price-summary__vat {
  text-align: right;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-bottom: var(--space-6);
}

.price-summary__save {
  display: block;
  text-align: center;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: var(--weight-medium);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.price-summary__save:hover {
  color: var(--color-accent-hover);
}

/* ---- Step content panels ---- */
.step-content {
  display: none;
}

.step-content.is-active {
  display: block;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .configurator__layout {
    grid-template-columns: 1fr;
  }

  .configurator__steps {
    padding-bottom: 140px;
  }

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

  .price-summary {
    position: fixed;
    top: auto;
    bottom: 0;
    left: 0;
    right: 0;
    border-radius: 0;
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sticky);
    padding: 0;
  }

  .price-summary__body {
    padding: var(--space-4) var(--space-6);
  }

  .price-summary__details {
    display: none;
  }

  .price-summary__title {
    display: none;
  }

  .price-summary__total {
    padding: 0;
    margin-bottom: var(--space-3);
  }

  .price-summary__vat {
    margin-bottom: var(--space-3);
  }

  .price-summary__save {
    display: none;
  }

  .configurator__body {
    padding-bottom: 180px;
  }
}

@media (max-width: 768px) {
  .configurator__panel {
    padding: var(--space-4);
  }

  .configurator__body {
    padding-top: var(--space-4);
  }

  .specs-layout {
    grid-template-columns: 1fr;
  }

  .mat-category__header {
    padding: var(--space-4);
    gap: var(--space-3);
  }

  .mat-category__icon {
    width: 40px;
    height: 40px;
  }

  /* Tighter price bar on mobile */
  .price-summary__body {
    padding: 8px 16px;
  }

  .price-summary__total-amount {
    font-size: 1.15rem;
  }

  .price-summary__vat {
    display: none;
  }

  /* Compact material/finish cards on mobile */
  .material-card__image {
    aspect-ratio: 3/2;
  }

  .material-card__body {
    padding: var(--space-2) var(--space-3) var(--space-3);
  }

  .material-card__name {
    font-size: var(--text-xs);
  }

  .material-grid {
    gap: var(--space-2);
  }
}

@media (max-width: 640px) {
  .material-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }
}

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

/* ============================================
   Pouches & Rollstock — Option Cards
   ============================================ */

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-4);
}

.option-card {
  position: relative;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
}

.option-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.option-card.selected,
.option-card.is-selected {
  border-color: var(--color-accent);
  background: var(--color-tint);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.option-card.is-selected .material-card__check,
.option-card.selected .material-card__check {
  opacity: 1;
  transform: scale(1);
}

.option-card .material-card__body {
  padding: var(--space-3) var(--space-4) var(--space-4);
}

/* ---- Form Inputs ---- */
.configurator__input {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-primary);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
  box-sizing: border-box;
}

.configurator__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(232, 64, 0, 0.12);
}

.configurator__input::placeholder {
  color: var(--color-neutral);
}

select.configurator__input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B6B' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
  cursor: pointer;
}

/* ---- Artwork Dropzone ---- */
.artwork-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-8);
  background: var(--color-base);
  border: 2px dashed var(--color-border-light);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-base), background var(--transition-base);
  text-align: center;
  gap: var(--space-3);
}

.artwork-dropzone:hover {
  border-color: var(--color-accent);
  background: var(--color-tint);
}

.artwork-dropzone p {
  margin: 0;
  color: var(--color-neutral);
  font-size: var(--text-sm);
}

.artwork-dropzone .hidden {
  display: none;
}

/* ---- Rollstock Metric Cards ---- */
.info-metric-card {
  background: var(--color-white);
  border: 1.5px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-3);
}

.info-metric-card label {
  display: block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-neutral);
  margin-bottom: var(--space-2);
}

.info-metric-card .value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-1);
}

/* ---- Rollstock Specs Step Layout ---- */
.specs-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-6);
}

.specs-layout__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.lane-preview-box {
  background: var(--color-base);
  border: 1.5px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
}

/* ---- Checkout section headings ---- */
.checkout-section {
  margin-bottom: var(--space-6);
}

.checkout-section+.checkout-section {
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border-light);
}

/* ---- Color utilities (success/forest green) ---- */
.text-success,
.text-forest-600 {
  color: var(--color-success);
}

.bg-forest-50 {
  background: #EDF7F2;
}

/* ---- Responsive: Options Grid ---- */
@media (max-width: 1024px) {
  .options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .specs-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .options-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
  }
}

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

/* ---- Compact Order Summary Card (step 6 Delivery) ---- */
.order-summary-card {
  background: var(--color-tint, #f5f5f0);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
}

.order-summary-card__row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  padding: var(--space-1) 0;
  color: var(--color-text);
}

.order-summary-card__row + .order-summary-card__row {
  border-top: 1px solid var(--color-border-light, #e8e8e8);
  padding-top: var(--space-2);
  margin-top: var(--space-1);
}

@media (max-width: 640px) {
  .order-summary-card__row {
    flex-direction: column;
    gap: var(--space-1);
  }
}

/* ============================================
   Configurator Nav Panel — desktop right side
   ============================================ */


/* =====================================================
   Step 2 — Two-panel layout: Search + Die Browser
   ===================================================== */

/* Mobile tab switcher — hidden on desktop */
.step2-mobile-tabs {
  display: none;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.step2-tab-btn {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral);
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast),
              background var(--transition-fast);
}
.step2-tab-btn.is-active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-tint);
}

/* Desktop: side-by-side columns */
.step2-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  align-items: start;
}

.step2-panel {
  min-width: 0;
}

.step2-panel__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-neutral);
  margin-bottom: var(--space-4);
}

/* Right panel: vertical divider on desktop */
.step2-panel--browse {
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-6);
}

/* =====================================================
   Die Database Browser
   ===================================================== */

.die-browser {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.die-browser__filters {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-tint, #f5f5f0);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.die-browser__filter-row {
  display: flex;
  gap: var(--space-2);
  align-items: flex-end;
  flex-wrap: wrap;
}

.die-browser__search {
  flex: 1;
  min-width: 140px;
}

.die-browser__shape-select {
  min-width: 128px;
  flex-shrink: 0;
}

.die-browser__range-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
  min-width: 150px;
}

.die-browser__range-label {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  font-weight: var(--weight-semibold);
}

.die-browser__range-inputs {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.die-browser__range-input {
  width: 68px !important;
  flex-shrink: 0;
  padding: var(--space-1) var(--space-2) !important;
  font-size: var(--text-sm) !important;
}

.die-browser__range-sep {
  color: var(--color-neutral);
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.die-browser__count {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin: 0 0 var(--space-2);
}

/* Scrollable results grid */
.die-browser__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  max-height: 460px;
  overflow-y: auto;
  padding-right: var(--space-1);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

/* Die card */
.die-card {
  position: relative;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.die-card:hover {
  border-color: var(--color-primary);
  background: #EEEDE8;
}

.die-card.is-selected {
  border-color: var(--color-accent);
  background: var(--color-tint);
  box-shadow: inset 0 0 0 1px var(--color-accent);
}

.die-card__check {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 20px;
  height: 20px;
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--weight-bold);
}

.die-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
  padding-right: var(--space-6); /* room for check mark */
}

.die-card__sku {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
}

.die-card__shape-badge {
  font-size: var(--text-xs);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  white-space: nowrap;
  flex-shrink: 0;
}
.die-card__shape-badge--rectangular { background: hsl(220, 20%, 92%); color: hsl(220, 30%, 40%); }
.die-card__shape-badge--circle      { background: hsl(270, 20%, 92%); color: hsl(270, 30%, 40%); }
.die-card__shape-badge--oval        { background: hsl(150, 20%, 90%); color: hsl(150, 40%, 35%); }
.die-card__shape-badge--special_die { background: hsl(35,  60%, 90%); color: hsl(35,  60%, 35%); }

.die-card__dims {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

.die-card__meta {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin-top: 2px;
}

/* =====================================================
   Step 2 — Responsive overrides (≤ 768px)
   ===================================================== */

@media (max-width: 768px) {
  /* Show mobile tab switcher */
  .step2-mobile-tabs {
    display: flex;
  }

  /* Stack panels; only the active one is shown */
  .step2-panels {
    grid-template-columns: 1fr;
  }

  .step2-panel {
    display: none;
  }

  .step2-panel.is-mobile-active {
    display: block;
  }

  /* Remove vertical divider on mobile */
  .step2-panel--browse {
    border-left: none;
    padding-left: 0;
  }

  /* Hide shape tabs when browse tab is active (they only apply to search) */
  .step2-shape-row--browse-active {
    display: none;
  }

  .die-browser__grid {
    max-height: 380px;
  }
}

/* =====================================================
   Step 4 — Roll configuration + live summary
   ===================================================== */

.roll-layout {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(240px, 320px);
  gap: var(--space-5);
  align-items: stretch;
}

.roll-layout__inputs {
  min-width: 0;
}

.roll-layout__preview {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.roll-preview-canvas {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1;
}
.roll-preview-canvas > svg,
.roll-preview-canvas > * {
  width: 100%;
  height: 100%;
  max-width: 220px;
  max-height: 220px;
}

.roll-config-card {
  background: var(--color-base);
  padding: var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}

.form-hint {
  margin: 6px 0 0;
  font-size: var(--text-xs);
  color: var(--color-neutral);
}

/* 8-direction winding picker */
.winding-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 6px;
}

.winding-btn {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 8px 4px 6px;
  cursor: pointer;
  color: var(--color-primary);
  transition: border-color 120ms ease, transform 120ms ease, box-shadow 120ms ease;
  min-height: 64px;
}
.winding-btn:hover {
  border-color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.winding-btn.is-active {
  border-color: var(--color-accent);
  background: #FFF5EF;
  box-shadow: 0 0 0 2px var(--color-accent-light) inset;
}
.winding-btn svg {
  display: block;
  width: 100%;
  height: 36px;
}
.winding-btn__num {
  display: block;
  text-align: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-neutral);
  margin-top: 2px;
}
.winding-btn.is-active .winding-btn__num {
  color: var(--color-accent);
}

.winding-legend {
  margin-top: 6px;
  font-size: var(--text-xs);
  color: var(--color-neutral);
}

/* Live roll summary panel */
.roll-summary {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}
.roll-summary--empty {
  background: var(--color-base);
  border-style: dashed;
}
.roll-summary__title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-neutral);
}
.roll-summary__hint {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  margin: 0;
}
.roll-summary__grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  margin: 0;
}
.roll-summary__grid dt {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  align-self: center;
}
.roll-summary__grid dd {
  margin: 0;
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}
.roll-summary__foot {
  margin: var(--space-3) 0 0;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  border-top: 1px solid var(--color-border-light);
  padding-top: 8px;
}

@media (max-width: 768px) {
  .roll-layout {
    grid-template-columns: 1fr;
  }
  .roll-layout__preview {
    flex-direction: column;
  }
  .roll-preview-canvas {
    max-width: 280px;
    margin: 0 auto;
  }
}