/* shop.css — Static shopping list page styles.
 * Plan 05-04. Reuses design tokens from style.css + planner.css; specific
 * shop-page chrome (sticky jump nav, hero, table-style rows) is local. */

#shopping-root {
  display: flex;
  flex-direction: column;
  gap: var(--space-3, 1rem);
  scroll-behavior: smooth;
}

/* Loading + error states */
.shop-loading,
.shop-error,
.shop-noscript {
  font-style: italic;
  color: var(--text-muted, #6b6862);
  padding: var(--space-3, 1rem);
  text-align: center;
}
.shop-error {
  color: var(--accent, #b8421e);
}

/* Cart row at the top — primary action above the fold */
.shop-cart-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: var(--space-2, 0.5rem);
}
@media (max-width: 600px) {
  .shop-cart-row {
    grid-template-columns: 1fr;
  }
}

/* Sticky jump nav */
.shop-jump-nav {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg, #fdfcf7);
  border-bottom: 1px solid var(--border, #e8e3d3);
  font-size: var(--text-sm, 0.889rem);
}
.shop-jump-nav a {
  color: var(--text-muted, #6b6862);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}
.shop-jump-nav a:hover,
.shop-jump-nav a:focus-visible {
  background: var(--bg-elevated, #f6f2e8);
  color: var(--text, #2a2724);
  outline: none;
}

/* Hero — sticky big total + tier toggle */
.shop-hero {
  position: sticky;
  top: 2.5rem;          /* stack below jump nav */
  z-index: 4;
  background: var(--bg-elevated, #f6f2e8);
  border: 1px solid var(--border, #e8e3d3);
  border-radius: 8px;
  padding: var(--space-3, 1rem);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-2, 0.5rem);
  align-items: center;
}
.shop-hero-total .shop-hero-label {
  display: block;
  font-size: var(--text-sm, 0.889rem);
  color: var(--text-muted, #6b6862);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.shop-hero-total .shop-hero-amount {
  font-size: 2rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-strong, #1a1816);
}
.shop-hero-meta {
  grid-column: 1 / -1;
  margin: 0;
  font-size: var(--text-sm, 0.889rem);
  color: var(--text-muted, #6b6862);
}
@media (max-width: 600px) {
  .shop-hero {
    grid-template-columns: 1fr;
  }
}

/* Group sections */
.shop-group {
  scroll-margin-top: 6rem;     /* anchor offset for the sticky nav + hero */
  padding: var(--space-2, 0.5rem) 0;
}
.shop-group-heading {
  font-size: var(--text-lg, 1.44rem);
  margin: 0 0 var(--space-2, 0.5rem);
  padding-bottom: 0.25rem;
  border-bottom: 2px solid var(--border, #e8e3d3);
}

/* Override planner-bom-row layout for shop-page wider table flow.
 * On the shop page we have horizontal real estate, so use a 4-column grid:
 * (image-slot reserved) · label+badges · qty/packs · cost.
 * Plan 05-02's row classes are reused (data-tier, tbd badge, tier badge etc.)
 * but the layout grows here. */
#shopping-root .planner-bom-rows {
  display: flex;
  flex-direction: column;
}
#shopping-root .planner-bom-category {
  font-size: var(--text-sm, 0.889rem);
  color: var(--text-muted, #6b6862);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 1rem 0 0.25rem;
  padding-bottom: 0.15rem;
  border-bottom: 1px dashed var(--border, #e8e3d3);
}
#shopping-root .planner-bom-row {
  display: grid;
  grid-template-columns: 1fr 140px 90px;
  gap: 0.75rem;
  align-items: start;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border, #e8e3d3);
}
#shopping-root .planner-bom-row-summary {
  display: contents;     /* let the row's grid layout the children directly */
}
#shopping-root .planner-bom-row-label {
  grid-column: 1;
  grid-row: 1;
  font-weight: 600;
  font-size: 1rem;
}
#shopping-root .planner-bom-row-qty {
  grid-column: 2;
  grid-row: 1;
  font-size: 0.85rem;
  color: var(--text-muted, #6b6862);
  text-align: right;
}
#shopping-root .planner-bom-row-packs {
  grid-column: 2;
  grid-row: 2;
  font-size: 0.85rem;
  color: var(--text-muted, #6b6862);
  text-align: right;
}
#shopping-root .planner-bom-row-cost {
  grid-column: 3;
  grid-row: 1 / span 2;
  text-align: right;
  font-size: 1.1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
#shopping-root .planner-bom-row-detail {
  grid-column: 1 / span 3;
  grid-row: 3;
  margin-top: 0.4rem;
}
#shopping-root .planner-bom-row-detail-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-top: 0.3rem;
}
#shopping-root .planner-bom-row-detail-body img {
  /* Plan 05-04 v1: ships with raw <img> Plan 05-02 emits when showImages:true.
   * The image URL in parts.json may carry a #ASIN hash fragment; bom-ui.js
   * already strips it for the actual src. CSS background-position cropping
   * deferred to Phase 8 polish per RESEARCH §7. */
  max-width: 200px;
  max-height: 200px;
  border-radius: 4px;
  background: var(--bg-elevated, #f6f2e8);
  align-self: flex-start;
}
#shopping-root .planner-bom-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin: 0;
  font-size: var(--text-sm, 0.889rem);
}
#shopping-root .planner-bom-row-why {
  margin: 0;
  font-style: italic;
  color: var(--text, #2a2724);
}
#shopping-root .planner-bom-row-novice {
  margin-top: 0.25rem;
  font-size: var(--text-sm, 0.889rem);
}
#shopping-root .planner-bom-row-novice summary {
  cursor: pointer;
  color: var(--accent, #b8421e);
}

@media (max-width: 600px) {
  #shopping-root .planner-bom-row {
    grid-template-columns: 1fr 80px;
  }
  #shopping-root .planner-bom-row-qty,
  #shopping-root .planner-bom-row-packs {
    grid-column: 2;
  }
  #shopping-root .planner-bom-row-cost {
    grid-column: 1 / span 2;
    grid-row: auto;
    text-align: left;
  }
  #shopping-root .planner-bom-row-detail {
    grid-column: 1 / span 2;
  }
}

/* Already-have appendix */
.shop-already-have {
  scroll-margin-top: 6rem;
  padding: var(--space-3, 1rem) 0;
}
.shop-already-have-intro {
  font-size: var(--text-sm, 0.889rem);
  color: var(--text-muted, #6b6862);
  font-style: italic;
}
.shop-already-have-list {
  list-style: disc;
  padding-left: 1.5rem;
}
.shop-already-have-list li {
  margin: 0.4rem 0;
  line-height: var(--leading-snug, 1.4);
}
.shop-already-have-why {
  color: var(--text-muted, #6b6862);
}

/* Footer 3-tier summary card */
.shop-tier-summary {
  margin-top: var(--space-3, 1rem);
  padding: var(--space-3, 1rem) 0;
  border-top: 2px solid var(--border, #e8e3d3);
}
.shop-tier-summary-intro {
  font-size: var(--text-sm, 0.889rem);
  color: var(--text-muted, #6b6862);
  font-style: italic;
}
.shop-tier-summary-cards {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}
.shop-tier-summary-card {
  background: var(--bg-elevated, #f6f2e8);
  border: 1px solid var(--border, #e8e3d3);
  border-radius: 6px;
  padding: var(--space-3, 0.75rem);
  text-align: center;
}
.shop-tier-summary-card[data-tier="everything"] {
  border-color: var(--accent, #b8421e);
}
.shop-tier-summary-label {
  margin: 0 0 0.25rem;
  font-size: var(--text-sm, 0.889rem);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted, #6b6862);
}
.shop-tier-summary-amount {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text-strong, #1a1816);
}
.shop-tier-summary-desc {
  margin: 0.25rem 0 0;
  font-size: var(--text-xs, 0.79rem);
  color: var(--text-muted, #6b6862);
  line-height: var(--leading-snug, 1.4);
}
@media (max-width: 600px) {
  .shop-tier-summary-cards {
    grid-template-columns: 1fr;
  }
}

/* Dark-mode flips */
@media (prefers-color-scheme: dark) {
  .shop-jump-nav {
    background: var(--bg, #1a1816);
    border-bottom-color: var(--border, #2e2a25);
  }
  .shop-hero,
  .shop-tier-summary-card {
    background: var(--bg-elevated, #2a2724);
    border-color: var(--border, #2e2a25);
  }
  .shop-tier-summary-card[data-tier="everything"] {
    border-color: var(--accent, #b8421e);
  }
}