/* PC Builder V1. Scoped to #pc-builder; no Bootstrap/global resets.
 * JS contract: after successful init set root data-pc-builder-ready="true".
 * Mobile summary: toggle root data-pc-builder-summary-open="true"/"false",
 * sync opener aria-expanded; remove hidden on close button on mobile only.
 * Do NOT set hidden on summary itself: desktop must remain visible on resize.
 * Root overrides: --pcb-sticky-top (theme header), --pcb-mobile-offset
 * (existing bottom navigation), --pcb-bar-height (JS ResizeObserver measured
 * full mobile bar height, including safe area). Defaults reserve ~2 lines.
 * Dialog stays inside root and opens via showModal(); CSS does not open it.
 */
#pc-builder {
  --pcb-accent: #c92127;
  --pcb-accent-hover: #a7181e;
  --pcb-ink: #222938;
  --pcb-muted: #596273;
  --pcb-border: #dce1e8;
  --pcb-soft: #f5f6f8;
  --pcb-sticky-top: 24px;
  --pcb-mobile-offset: 0px;
  --pcb-bar-height: calc(100px + env(safe-area-inset-bottom, 0px));
  color: var(--pcb-ink);
  background: var(--pcb-soft);
  font-family: inherit;
  font-size: 14px;
  line-height: 1.55;
  padding: 32px 0 48px;
  overflow-wrap: anywhere;
}
#pc-builder *, #pc-builder *::before, #pc-builder *::after { box-sizing: border-box; }
#pc-builder [hidden], #pc-builder template { display: none !important; }
#pc-builder :is(h1,h2,h3,h4,p) { margin: 0; color: inherit; }
#pc-builder :is(h1,h2,h3,h4) { line-height: 1.35; font-weight: 700; }
#pc-builder :is(button,input,select) { font: inherit; letter-spacing: normal; }
#pc-builder button {
  appearance: none; display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; min-height: 44px; max-width: 100%; padding: 10px 14px;
  border: 1px solid var(--pcb-border); border-radius: 8px;
  background: #fff; color: var(--pcb-ink); line-height: 1.4;
  font-weight: 600; white-space: normal; text-transform: none; cursor: pointer;
}
#pc-builder button:disabled { opacity: .55; cursor: not-allowed; }
#pc-builder :is(input,select) {
  min-width: 0; max-width: 100%; min-height: 44px; padding: 9px 12px;
  border: 1px solid #aeb7c5; border-radius: 7px; background: #fff; color: var(--pcb-ink);
}
#pc-builder :is(input,select):disabled { background: var(--pcb-soft); color: var(--pcb-muted); }
#pc-builder :is(button,a,input,select,[tabindex]):focus-visible {
  outline: 3px solid #245bcc; outline-offset: 3px;
}
#pc-builder :is(.pc-builder__item-link,.pc-builder__card-link) { color: inherit; text-decoration: none; }
#pc-builder a[href]:hover { text-decoration: underline; }
#pc-builder :is(.pc-builder__selected-items,.pc-builder__product-list,.pc-builder__summary-list,.pc-builder__cart-results) {
  list-style: none; margin: 0; padding: 0;
}
#pc-builder .pc-builder__container { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 20px; }
#pc-builder .pc-builder__header { margin-bottom: 28px; }
#pc-builder :is(.pc-builder__eyebrow,.pc-builder__step) { color: var(--pcb-accent); font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
#pc-builder .pc-builder__title { margin: 8px 0 12px; font-size: clamp(24px, 3vw, 36px); }
#pc-builder .pc-builder__description { color: var(--pcb-muted); max-width: 760px; }
#pc-builder .pc-builder__page-content { margin-top: 16px; }
#pc-builder .pc-builder__page-content img { max-width: 100%; height: auto; }
#pc-builder .pc-builder__layout { display: grid; grid-template-columns: minmax(0, 7fr) minmax(300px, 3fr); gap: 24px; align-items: start; }
#pc-builder :is(.pc-builder__selector,.pc-builder__summary-column,.pc-builder__category-body,.pc-builder__item-info,.pc-builder__card-info) { min-width: 0; }
#pc-builder :is(.pc-builder__section-heading,.pc-builder__summary-header,.pc-builder__category-heading,.pc-builder__category-actions) { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
#pc-builder .pc-builder__section-heading { margin-bottom: 16px; }
#pc-builder :is(.pc-builder__section-title,.pc-builder__summary-title,.pc-builder__modal-title) { font-size: 20px; }
#pc-builder .pc-builder__categories { display: grid; gap: 14px; }
#pc-builder :is(.pc-builder__category,.pc-builder__summary) { background: #fff; border: 1px solid var(--pcb-border); border-radius: 12px; }
#pc-builder .pc-builder__category-heading { padding: 14px 18px; background: #fafbfc; border-bottom: 1px solid var(--pcb-border); border-radius: 12px 12px 0 0; }
#pc-builder .pc-builder__category-title { font-size: 16px; }
#pc-builder .pc-builder__category-requirement { color: var(--pcb-muted); font-size: 12px; }
#pc-builder [data-category-required="true"] .pc-builder__category-requirement { color: var(--pcb-accent); }
#pc-builder .pc-builder__category-body { padding: 18px; }
#pc-builder :is(.pc-builder__category-empty,.pc-builder__summary-empty) { color: var(--pcb-muted); margin-bottom: 14px; }
#pc-builder .pc-builder__choose-button { border-color: var(--pcb-accent); color: var(--pcb-accent); }
#pc-builder .pc-builder__choose-button svg { flex: 0 0 20px; }
#pc-builder .pc-builder__category-subtotal strong { color: var(--pcb-accent); margin-left: 6px; }
#pc-builder .pc-builder__selected-item { display: grid; grid-template-columns: 80px minmax(0,1fr); gap: 14px; padding: 0 0 16px; margin-bottom: 16px; border-bottom: 1px solid var(--pcb-border); }
#pc-builder :is(.pc-builder__item-media,.pc-builder__card-media) { display: grid; place-items: center; background: #fff; border: 1px solid var(--pcb-border); border-radius: 8px; aspect-ratio: 1; overflow: hidden; align-self: start; }
#pc-builder :is(.pc-builder__item-image,.pc-builder__card-image) { display: block; width: 100%; height: 100%; object-fit: contain; padding: 5px; }
#pc-builder :is(.pc-builder__item-image-placeholder,.pc-builder__card-image-placeholder) { padding: 8px; font-size: 12px; text-align: center; color: var(--pcb-muted); }
#pc-builder :is(.pc-builder__item-title,.pc-builder__card-title) { font-size: 15px; }
#pc-builder :is(.pc-builder__item-variant,.pc-builder__item-sku,.pc-builder__item-availability,.pc-builder__card-variant-title,.pc-builder__card-sku,.pc-builder__card-availability) { color: var(--pcb-muted); font-size: 13px; margin-top: 6px; }
#pc-builder :is(.pc-builder__item-prices,.pc-builder__card-prices) { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 10px; margin-top: 8px; }
#pc-builder :is(.pc-builder__item-prices strong,.pc-builder__card-price,.pc-builder__item-total strong) { color: var(--pcb-accent); }
#pc-builder s { color: var(--pcb-muted); font-size: 13px; }
#pc-builder .pc-builder__item-controls { grid-column: 1 / -1; display: flex; align-items: end; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
#pc-builder .pc-builder__item-quantity-control { display: flex; align-items: end; gap: 6px; }
#pc-builder .pc-builder__item-quantity-label { display: grid; gap: 4px; font-size: 12px; margin: 0; }
#pc-builder .pc-builder__item-quantity { width: 76px; font-size: 16px; }
#pc-builder .pc-builder__quantity-button { width: 44px; padding: 8px; font-size: 20px; }
#pc-builder .pc-builder__item-actions { display: flex; gap: 8px; }
#pc-builder .pc-builder__item-remove { color: var(--pcb-accent); }
#pc-builder .pc-builder__summary-column { position: sticky; top: var(--pcb-sticky-top); }
#pc-builder .pc-builder__summary { padding: 20px; scroll-margin-top: var(--pcb-sticky-top); }
#pc-builder .pc-builder__summary-count { margin: 12px 0; color: var(--pcb-muted); }
#pc-builder .pc-builder__summary-row { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 4px 8px; padding: 12px 0; border-bottom: 1px solid var(--pcb-border); }
#pc-builder :is(.pc-builder__summary-category,.pc-builder__summary-name,.pc-builder__summary-variant) { grid-column: 1 / -1; }
#pc-builder .pc-builder__summary-category { font-size: 12px; color: var(--pcb-muted); }
#pc-builder .pc-builder__summary-name { font-weight: 600; }
#pc-builder :is(.pc-builder__summary-variant,.pc-builder__summary-quantity) { font-size: 12px; color: var(--pcb-muted); }
#pc-builder .pc-builder__summary-total { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-top: 18px; margin: 16px 0 12px; border-top: 2px solid var(--pcb-border); }
#pc-builder .pc-builder__summary-total strong { color: var(--pcb-accent); font-size: 24px; }
#pc-builder :is(.pc-builder__summary-note,.pc-builder__summary-hint) { color: var(--pcb-muted); font-size: 12px; margin-bottom: 10px; }
#pc-builder :is(.pc-builder__add-all,.pc-builder__mobile-cart-button,.pc-builder__card-select) { background: var(--pcb-accent); color: #fff; border-color: var(--pcb-accent); }
#pc-builder .pc-builder__add-all { width: 100%; margin-top: 6px; }
#pc-builder :is(.pc-builder__notice--error,.pc-builder__category-error,.pc-builder__item-error,.pc-builder__card-error,.pc-builder__modal-error) { color: #a41b24; background: #fff1f2; border: 1px solid #efb5bb; border-radius: 8px; padding: 12px; margin-top: 12px; }
#pc-builder .pc-builder__item-error { flex-basis: 100%; }
#pc-builder :is(.pc-builder__summary-validation,.pc-builder__cart-warning) { background: #fff8e6; color: #755000; border: 1px solid #e8cc87; border-radius: 8px; padding: 12px; margin-top: 12px; }
#pc-builder .pc-builder__summary-validation ul { padding-left: 20px; margin: 8px 0 0; }
#pc-builder :is(.pc-builder__cart-status,.pc-builder__modal-status) { margin-top: 12px; font-size: 13px; }
#pc-builder :is(.pc-builder__cart-status,.pc-builder__modal-status):empty { margin: 0; }
#pc-builder .pc-builder__cart-progress { width: 100%; height: 10px; margin-top: 12px; accent-color: var(--pcb-accent); }
#pc-builder .pc-builder__cart-result { display: grid; gap: 4px; margin-top: 10px; border-left: 3px solid var(--pcb-border); padding-left: 10px; font-size: 13px; }
#pc-builder .pc-builder__cart-result[data-result-status="success"] { border-color: #237746; }
#pc-builder .pc-builder__cart-result:is([data-result-status="error"],[data-result-status="failed"]) { border-color: var(--pcb-accent); }
#pc-builder .pc-builder__cart-result[data-result-status="uncertain"] { border-color: #a7750b; }
#pc-builder .pc-builder__view-cart { display: inline-block; padding: 12px 0; color: var(--pcb-accent); font-weight: 700; }
/* Native top-layer modal: one outer scroller also works with short screens/zoom. */
#pc-builder .pc-builder__modal { position: fixed; inset: 0; margin: auto; width: min(960px, calc(100% - 32px)); max-width: none; max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px); padding: 0; border: 0; border-radius: 14px; background: #fff; color: var(--pcb-ink); overflow: auto; overscroll-behavior: contain; box-shadow: 0 24px 80px #0004; }
#pc-builder .pc-builder__modal:not([open]) { display: none !important; }
#pc-builder .pc-builder__modal::backdrop { background: rgb(15 23 42 / 60%); }
#pc-builder .pc-builder__modal-panel { padding: 24px; }
#pc-builder .pc-builder__modal-header { display: flex; align-items: start; gap: 16px; justify-content: space-between; }
#pc-builder .pc-builder__modal-close { flex: 0 0 44px; font-size: 26px; padding: 0; }
#pc-builder :is(.pc-builder__modal-description,.pc-builder__modal-search-hint,.pc-builder__modal-footer p) { font-size: 13px; color: var(--pcb-muted); margin-top: 8px; }
#pc-builder .pc-builder__modal-toolbar { margin-top: 20px; }
#pc-builder .pc-builder__modal-search-label { display: block; font-weight: 600; margin-bottom: 6px; }
#pc-builder .pc-builder__modal-search-control { display: flex; gap: 8px; }
#pc-builder .pc-builder__modal-search { flex: 1; width: 100%; font-size: 16px; }
#pc-builder .pc-builder__modal-results { margin-top: 16px; }
#pc-builder :is(.pc-builder__modal-loading,.pc-builder__modal-empty) { padding: 24px 16px; background: var(--pcb-soft); border-radius: 8px; color: var(--pcb-muted); }
#pc-builder .pc-builder__modal-retry { margin-top: 10px; }
#pc-builder .pc-builder__product-card { display: grid; grid-template-columns: 100px minmax(0,1fr) 160px; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--pcb-border); }
#pc-builder .pc-builder__card-variant-control { display: grid; gap: 4px; margin-top: 10px; font-size: 13px; }
#pc-builder .pc-builder__card-variant-select { width: 100%; font-size: 16px; }
#pc-builder .pc-builder__card-selected { display: inline-block; padding: 2px 8px; margin-top: 6px; background: #eaf7ee; color: #21663b; border-radius: 5px; font-size: 12px; }
#pc-builder .pc-builder__card-purchase { min-width: 0; }
#pc-builder .pc-builder__card-select { width: 100%; margin-top: 12px; }
#pc-builder .pc-builder__modal-pagination { padding: 20px 0 0; text-align: center; }
#pc-builder .pc-builder__modal-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--pcb-border); }
#pc-builder .pc-builder__mobile-bar { display: none; }
#pc-builder .pc-builder__toast { position: fixed; z-index: 1100; right: 20px; bottom: 20px; max-width: min(420px, calc(100% - 40px)); padding: 14px 18px; color: #fff; background: #222938; border-radius: 10px; box-shadow: 0 8px 30px #0003; }
#pc-builder .pc-builder__live-region { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; clip-path: inset(50%) !important; white-space: nowrap !important; border: 0 !important; }
@media (hover: hover) {
  #pc-builder button:not(:disabled):hover { border-color: var(--pcb-accent); color: var(--pcb-accent); background: #fff5f5; }
  #pc-builder :is(.pc-builder__add-all,.pc-builder__mobile-cart-button,.pc-builder__card-select):not(:disabled):hover { background: var(--pcb-accent-hover); color: #fff; }
}
@media (min-width: 992px) {
  #pc-builder .pc-builder__summary-close { display: none; }
}
@media (max-width: 991px) {
  #pc-builder { padding-top: 24px; }
  #pc-builder .pc-builder__layout { grid-template-columns: minmax(0,1fr); gap: 20px; }
  #pc-builder .pc-builder__summary-column { position: static; }
  /* Without JS the summary remains readable; enhancement starts only on ready. */
  #pc-builder[data-pc-builder-ready="true"] { padding-bottom: calc(var(--pcb-bar-height) + var(--pcb-mobile-offset) + 24px); }
  #pc-builder[data-pc-builder-ready="true"]:not([data-pc-builder-summary-open="true"]) .pc-builder__summary-column { display: none; }
  #pc-builder[data-pc-builder-ready="true"] .pc-builder__mobile-bar { display: flex; position: fixed; z-index: 1000; left: 0; right: 0; bottom: var(--pcb-mobile-offset); align-items: center; justify-content: space-between; gap: 12px; padding: 12px max(16px, env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(16px, env(safe-area-inset-left,0px)); background: #fff; border-top: 1px solid var(--pcb-border); box-shadow: 0 -6px 24px #0001; }
  #pc-builder .pc-builder__mobile-summary-button { flex: 1; min-width: 0; display: grid; gap: 2px; text-align: left; justify-content: start; border: 0; padding: 0; }
  #pc-builder .pc-builder__mobile-summary-button strong { color: var(--pcb-accent); font-size: 20px; }
  #pc-builder .pc-builder__mobile-cart-button { flex: 0 1 180px; }
  #pc-builder[data-pc-builder-ready="true"] .pc-builder__toast { bottom: calc(var(--pcb-bar-height) + var(--pcb-mobile-offset) + 12px); }
}
@media (max-width: 575px) {
  #pc-builder .pc-builder__container { padding: 0 12px; }
  #pc-builder :is(.pc-builder__category-body,.pc-builder__summary) { padding: 14px; }
  #pc-builder .pc-builder__category-heading { padding: 12px 14px; }
  #pc-builder .pc-builder__selected-item { grid-template-columns: 64px minmax(0,1fr); gap: 10px; }
  #pc-builder .pc-builder__summary-row { grid-template-columns: minmax(0,1fr); }
  #pc-builder .pc-builder__modal { width: calc(100% - 16px); max-height: calc(100vh - 16px); max-height: calc(100dvh - 16px); border-radius: 10px; }
  #pc-builder .pc-builder__modal-panel { padding: 14px; }
  #pc-builder .pc-builder__modal-search-control { flex-wrap: wrap; }
  #pc-builder .pc-builder__modal-search { flex-basis: 100%; }
  #pc-builder .pc-builder__product-card { grid-template-columns: 72px minmax(0,1fr); gap: 12px; }
  #pc-builder .pc-builder__card-purchase { grid-column: 1 / -1; }
  #pc-builder .pc-builder__modal-footer { align-items: stretch; }
  #pc-builder .pc-builder__modal-done { width: 100%; }
  #pc-builder .pc-builder__mobile-cart-button { flex-basis: 140px; }
}
@media (prefers-reduced-motion: reduce) {
  #pc-builder *, #pc-builder *::before, #pc-builder *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}
/* Standalone store consultation link. */
#pc-builder .pc-builder__consult {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 24px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid #bc202b;
  border-radius: 6px;
  color: #a71922;
  background: #fff;
  font: inherit;
  text-align: center;
  text-decoration: none;
}
#pc-builder .pc-builder__consult:focus-visible { outline: 2px solid #bc202b; outline-offset: 3px; }
@media (max-width: 575px) {
  #pc-builder .pc-builder__consult { width: 100%; box-sizing: border-box; }
}
/* Product title hierarchy and optional peripherals. */
#pc-builder .pc-builder__product-mainname { color: inherit; }
#pc-builder .pc-builder__product-subname {
  display: block;
  margin-top: 4px;
  color: #667085;
  font-size: .9em;
  font-weight: 400;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
#pc-builder .pc-builder__selection-column { min-width: 0; }
#pc-builder .pc-builder__peripherals {
  margin-top: 28px;
  padding: 24px 0 0;
  border: 0;
  border-top: 2px solid var(--pcb-border, #ddd);
  border-radius: 0;
  background: transparent;
}
#pc-builder .pc-builder__peripherals-description { margin: 0 0 18px; color: #667085; line-height: 1.5; }
@media (max-width: 575px) { #pc-builder .pc-builder__peripherals { padding: 20px 0 0; } }

/* Responsive icon tiles; selected groups expand for readable product controls. */
#pc-builder .pc-builder__categories {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: start; gap: 10px;
}
#pc-builder .pc-builder__category {
  position: relative; min-width: 0; border-radius: 14px;
  border-color: #e1e5ec; box-shadow: 0 2px 6px #18223004;
  transition: border-color .18s ease, box-shadow .18s ease;
}
#pc-builder .pc-builder__category:focus-within { border-color: var(--pcb-accent); }
@media (hover: hover) {
  #pc-builder .pc-builder__category:not(.pc-builder__category--selected):hover {
    border-color: #dc9699; box-shadow: 0 5px 16px #9921280d;
  }
}
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) { aspect-ratio: 1; }
#pc-builder .pc-builder__category-heading {
  padding: 8px; gap: 4px; flex-wrap: nowrap; align-items: flex-start;
  background: transparent; border-bottom: 1px solid #edf0f4;
}
#pc-builder .pc-builder__category-title { font-size: 11px; min-width: 0; }
#pc-builder .pc-builder__category-title > span { color: var(--pcb-accent); margin-right: 3px; }
#pc-builder .pc-builder__category-requirement {
  flex-shrink: 0; font-size: 9px; line-height: 1.5;
  padding: 1px 3px; border-radius: 4px; background: #f3f4f6;
}
#pc-builder [data-category-required="true"] .pc-builder__category-requirement { background: #fff0f1; }
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__category-heading {
  position: absolute; inset: 0 0 auto; min-height: 40px; pointer-events: none; z-index: 1;
}
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__category-body {
  position: absolute; inset: 0; padding: 0;
}
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__category-actions { height: 100%; width: 100%; }
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__choose-button {
  position: relative; width: 100%; height: 100%; padding: 0;
  flex-direction: column; gap: 14px; border: 0; border-radius: 14px;
  background: transparent; color: var(--pcb-ink); font-size: 14px;
}
#pc-builder .pc-builder__category-icon { width: 36px; height: 36px; object-fit: contain; flex-shrink: 0; }
#pc-builder .pc-builder__choose-button:hover:not(:disabled) { background: #fffafa; color: var(--pcb-accent); }
#pc-builder .pc-builder__category--selected { grid-column: 1 / -1; }
#pc-builder .pc-builder__category--selected .pc-builder__category-heading { border-bottom: 1px solid var(--pcb-border); }
#pc-builder .pc-builder__category--selected .pc-builder__category-icon { width: 28px; height: 28px; }
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__category-icon {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
}
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) [data-pc-builder-choose-label] {
  position: absolute; left: 7px; right: 7px; bottom: 10px;
  font-size: 11px; line-height: 1.35;
}
@media (max-width: 991px) {
  #pc-builder .pc-builder__categories { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 575px) {
  #pc-builder .pc-builder__categories { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 359px) {
  #pc-builder .pc-builder__categories { grid-template-columns: minmax(0, 1fr); }
}

/* Do not rely on the theme providing Bootstrap's visually-hidden utility. */
#pc-builder .pc-builder__category-empty { display: none !important; }
#pc-builder .pc-builder__category:not(.pc-builder__category--selected) .pc-builder__choose-button {
  margin: 0; box-sizing: border-box; min-width: 0; min-height: 0;
}
#pc-builder .pc-builder__category-icon { display: block; margin: 0; max-width: 100%; }

#pc-builder .pc-builder__choose-button [data-pc-builder-choose-label] { line-height: 1.4; font-weight: 500; text-align: center; }
@media (prefers-reduced-motion: reduce) {
  #pc-builder .pc-builder__category { transition: none; }
}