/* Blue Tech V21. Estilos limitados al armador; no modifica la portada. */
#bt-pc-builder {
  --btpc-blue:#0068e8; --btpc-navy:#102b4e; --btpc-ink:#172e4c;
  --btpc-muted:#66768b; --btpc-border:#dce5f0; --btpc-surface:#f4f7fb;
  --btpc-sticky-top:86px;
  color:var(--btpc-ink); background:var(--btpc-surface);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:14px; line-height:1.5; isolation:isolate; padding-bottom:32px;
}
#bt-pc-builder *,#bt-pc-builder *::before,#bt-pc-builder *::after { box-sizing:border-box; }
#bt-pc-builder [hidden] { display:none!important; }
#bt-pc-builder button,#bt-pc-builder input,#bt-pc-builder select { font:inherit; }
#bt-pc-builder button { cursor:pointer; }
#bt-pc-builder button:disabled { cursor:not-allowed; opacity:.48; }
#bt-pc-builder a { color:var(--btpc-blue); text-decoration:none; }
#bt-pc-builder a:hover { text-decoration:underline; }
#bt-pc-builder h1,#bt-pc-builder h2,#bt-pc-builder p { margin:0; }
#bt-pc-builder :focus-visible { outline:3px solid #00a0e5; outline-offset:4px; }
#bt-pc-builder .btpc-shell { width:min(1440px,100%); margin:0 auto; padding:0 28px; }
#bt-pc-builder .btpc-icon { width:22px; height:22px; flex:none; display:inline-block; vertical-align:middle; }
#bt-pc-builder .btpc-visually-hidden { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }
#bt-pc-builder .btpc-hero { color:#fff; background:linear-gradient(110deg,#081e3b 0%,#103b69 65%,#075b94 100%); border-bottom:3px solid #0bace7; }
#bt-pc-builder .btpc-hero-inner { min-height:180px; display:flex; align-items:center; justify-content:space-between; gap:32px; padding-top:28px; padding-bottom:28px; }
#bt-pc-builder .btpc-eyebrow { display:flex; align-items:center; gap:8px; font-size:10px; font-weight:750; letter-spacing:2px; color:#99e6ff; }
#bt-pc-builder .btpc-brand-dot { width:6px; height:6px; border-radius:50%; background:#47caff; }
#bt-pc-builder .btpc-hero h1 { font-size:clamp(25px,2.9vw,39px); line-height:1.15; letter-spacing:-1.2px; font-weight:720; color:#fff; margin:10px 0; }
#bt-pc-builder .btpc-hero p { font-size:14px; color:#d4e1ef; }
#bt-pc-builder .btpc-hero-side { flex:none; display:flex; flex-direction:column; align-items:flex-end; gap:6px; }
#bt-pc-builder .btpc-hero-caption { font-size:9px; letter-spacing:1.5px; color:#9fc6e4; }
#bt-pc-builder .btpc-progress { font-size:15px; font-weight:600; }
#bt-pc-builder .btpc-reset { display:inline-flex; align-items:center; gap:6px; background:transparent; border:0; color:#c1d8ed; padding:6px 0; font-size:12px; }
#bt-pc-builder .btpc-reset:hover { color:#fff; }
#bt-pc-builder .btpc-reset .btpc-icon { width:15px; height:15px; }
#bt-pc-builder .btpc-stepbar-wrap { position:sticky; top:var(--btpc-sticky-top); z-index:12; background:#fff; border-bottom:1px solid var(--btpc-border); scroll-margin-top:var(--btpc-sticky-top); }
#bt-pc-builder .btpc-stepbar { position:relative; display:flex; flex-wrap:nowrap; gap:5px; overflow-x:auto; padding:12px 0; scrollbar-width:thin; scrollbar-color:#cfdef0 transparent; }
#bt-pc-builder .btpc-step { flex:1 0 auto; display:flex; justify-content:center; align-items:center; gap:7px; color:#677a92; background:transparent; border:1px solid transparent; border-radius:9px; padding:9px 8px; font-size:12px; font-weight:600; white-space:nowrap; min-height:43px; }
#bt-pc-builder .btpc-step:hover { background:#f5f8fc; color:var(--btpc-blue); }
#bt-pc-builder .btpc-step.is-active { background:#eaf3ff; color:#005ac8; border-color:#d4e6ff; }
#bt-pc-builder .btpc-step-index { display:grid; place-items:center; width:23px; height:23px; font-size:10px; border-radius:50%; background:#f0f4f8; color:#708099; }
#bt-pc-builder .btpc-step.is-active .btpc-step-index { color:#fff; background:var(--btpc-blue); }
#bt-pc-builder .btpc-step.is-done:not(.is-active) .btpc-step-index { color:#0c785d; background:#e3f5ef; }
#bt-pc-builder .btpc-step-index .btpc-icon { width:14px; height:14px; }
#bt-pc-builder .btpc-layout { display:grid; grid-template-columns:minmax(0,1fr) 340px; align-items:start; gap:22px; margin:24px auto; }
#bt-pc-builder .btpc-main { min-width:0; }
#bt-pc-builder .btpc-stage-head { display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; margin:0 0 18px; }
#bt-pc-builder .btpc-stage-head>div { flex:1 1 300px; }
#bt-pc-builder .btpc-stage-number { font-size:10px; font-weight:750; letter-spacing:1.7px; color:var(--btpc-blue); }
#bt-pc-builder .btpc-stage-head h2 { font-size:25px; line-height:1.2; letter-spacing:-.7px; font-weight:720; margin:5px 0 8px; scroll-margin-top:calc(var(--btpc-sticky-top) + 90px); }
#bt-pc-builder .btpc-stage-head p { color:var(--btpc-muted); font-size:12px; max-width:650px; line-height:1.65; }
#bt-pc-builder .btpc-count { flex:0 1 100%; color:#677d96; font-size:11px; font-variant-numeric:tabular-nums; }
#bt-pc-builder .btpc-toolbar { display:grid; grid-template-columns:minmax(0,1fr) 170px; gap:10px; margin-bottom:16px; }
#bt-pc-builder .btpc-search { position:relative; margin:0; }
#bt-pc-builder .btpc-search>svg { position:absolute; width:18px; height:18px; left:14px; top:14px; fill:none; stroke:#8192a6; stroke-width:1.7; pointer-events:none; }
#bt-pc-builder .btpc-search input,#bt-pc-builder .btpc-toolbar select { width:100%; height:46px; min-width:0; border:1px solid var(--btpc-border); border-radius:10px; background:#fff; color:var(--btpc-ink); box-shadow:none; }
#bt-pc-builder .btpc-search input { padding:10px 12px 10px 41px; font-size:13px; }
#bt-pc-builder .btpc-search input::placeholder { color:#8391a4; }
#bt-pc-builder .btpc-toolbar select { padding:0 12px; font-size:12px; }
#bt-pc-builder .btpc-check { grid-column:1/-1; display:flex; align-items:center; gap:7px; width:max-content; max-width:100%; margin:1px 0; color:#53687f; font-size:12px; cursor:pointer; }
#bt-pc-builder .btpc-check input { width:16px; height:16px; accent-color:var(--btpc-blue); margin:0; }
#bt-pc-builder .btpc-products { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; }
#bt-pc-builder .btpc-product { position:relative; display:grid; grid-template-columns:92px minmax(0,1fr); gap:14px; padding:18px; background:#fff; border:1px solid var(--btpc-border); border-radius:14px; box-shadow:0 2px 4px #162e4d03; cursor:pointer; transition:border-color .18s,box-shadow .18s; min-width:0; }
#bt-pc-builder .btpc-product:hover { border-color:#9fbfe4; box-shadow:0 5px 18px #163e6b0b; }
#bt-pc-builder .btpc-product.is-selected { border-color:var(--btpc-blue); box-shadow:0 0 0 1px var(--btpc-blue); }
#bt-pc-builder .btpc-product.is-blocked { cursor:default; background:#fbfcfe; }
#bt-pc-builder .btpc-product.is-blocked .btpc-product-image { opacity:.65; }
#bt-pc-builder .btpc-product-image { position:relative; align-self:start; display:flex; align-items:center; justify-content:center; width:92px; height:110px; border-radius:10px; background:#fff; }
#bt-pc-builder .btpc-product-image>img { display:block; width:100%; height:100%; object-fit:contain; padding:3px; }
#bt-pc-builder .btpc-product-check { display:none; position:absolute; top:-6px; left:-6px; width:23px; height:23px; border:2px solid #fff; border-radius:50%; color:#fff; background:var(--btpc-blue); place-items:center; }
#bt-pc-builder .is-selected .btpc-product-check { display:grid; }
#bt-pc-builder .btpc-product-check .btpc-icon { width:13px; height:13px; }
#bt-pc-builder .btpc-product-body { min-width:0; display:flex; flex-direction:column; gap:8px; }
#bt-pc-builder .btpc-stock { display:flex; align-items:center; gap:5px; color:#7c8798; font-size:10px; font-weight:600; }
#bt-pc-builder .btpc-stock::before { content:""; width:5px; height:5px; border-radius:50%; background:#9ba7b5; }
#bt-pc-builder .btpc-stock.is-stock { color:#16705b; }
#bt-pc-builder .btpc-stock.is-stock::before { background:#1da47e; }
#bt-pc-builder .btpc-product-name { font-size:12px; font-weight:620; line-height:1.5; min-height:54px; overflow-wrap:anywhere; }
#bt-pc-builder .btpc-product-price { font-size:21px; font-weight:750; letter-spacing:-.65px; line-height:1.25; color:var(--btpc-navy); font-variant-numeric:tabular-nums; overflow-wrap:anywhere; }
#bt-pc-builder .btpc-product-meta { display:flex; flex-wrap:wrap; gap:4px; }
#bt-pc-builder .btpc-badge { display:inline-block; color:#5d738c; background:#f1f5fa; border-radius:5px; padding:3px 5px; font-size:9px; line-height:1.4; overflow-wrap:anywhere; }
#bt-pc-builder .btpc-product-actions { grid-column:1/-1; display:flex; align-items:center; justify-content:space-between; gap:10px; padding-top:12px; border-top:1px solid #eef2f7; margin-top:auto; }
#bt-pc-builder .btpc-product-link { font-size:11px; font-weight:550; padding:8px 0; }
#bt-pc-builder .btpc-choose { display:inline-flex; align-items:center; justify-content:center; gap:5px; background:#edf4ff; color:#005bc9; border:1px solid #d9e8fc; padding:9px 20px; min-height:39px; border-radius:8px; font-size:12px; font-weight:650; }
#bt-pc-builder .btpc-choose:hover { background:#daeaff; }
#bt-pc-builder .is-selected .btpc-choose { background:var(--btpc-blue); border-color:var(--btpc-blue); color:#fff; }
#bt-pc-builder .btpc-choose .btpc-icon { width:15px; height:15px; }
#bt-pc-builder .btpc-product-note { grid-column:1/-1; color:#73839b; font-size:10px; line-height:1.5; }
#bt-pc-builder .btpc-product-note.is-error { color:#a35825; }
#bt-pc-builder .btpc-group-title { grid-column:1/-1; display:flex; flex-wrap:wrap; justify-content:space-between; gap:4px; padding:14px 0 3px; font-weight:650; }
#bt-pc-builder .btpc-group-title small { color:var(--btpc-muted); font-weight:400; }
#bt-pc-builder .btpc-stage-actions { display:flex; justify-content:space-between; align-items:center; gap:12px; margin-top:20px; }
#bt-pc-builder [data-btpc-load-more-area] { padding:16px 0 20px; border-bottom:1px solid var(--btpc-border); color:var(--btpc-muted); font-size:12px; }
#bt-pc-builder .btpc-button { display:inline-flex; align-items:center; justify-content:center; gap:7px; min-height:44px; padding:11px 16px; border-radius:9px; border:1px solid transparent; font-size:12px; line-height:1.4; font-weight:650; text-align:center; transition:background .18s; }
#bt-pc-builder .btpc-button-primary { background:var(--btpc-blue); color:#fff; }
#bt-pc-builder .btpc-button-primary:hover:not(:disabled) { background:#0057c4; }
#bt-pc-builder .btpc-button-soft { border-color:var(--btpc-border); background:#fff; color:#385477; }
#bt-pc-builder .btpc-button-soft:hover:not(:disabled) { background:#f0f5fb; }
#bt-pc-builder .btpc-button-whatsapp { background:#eef9f4; color:#187958; border-color:#d8eee3; }
#bt-pc-builder .btpc-button-wide { width:100%; }
#bt-pc-builder .btpc-special:empty { display:none; }
#bt-pc-builder .btpc-special-card { width:100%; display:flex; align-items:center; justify-content:space-between; gap:14px; text-align:left; margin:0 0 16px; padding:16px; border:1px solid #dbe8f7; border-radius:11px; background:#edf5ff; color:#244b79; }
#bt-pc-builder .btpc-special-card strong { display:block; font-size:13px; }
#bt-pc-builder .btpc-special-card small { display:block; font-size:11px; margin-top:4px; line-height:1.6; }
#bt-pc-builder .btpc-special-card b { flex:none; font-size:11px; }
#bt-pc-builder .btpc-special-card.is-warning { background:#fff8e9; border-color:#ecd8b0; color:#765326; }
#bt-pc-builder .btpc-special-card.is-selected { border-color:var(--btpc-blue); }
#bt-pc-builder .btpc-category-warning { padding:15px; margin:12px 0; border:1px solid #ecd8b0; border-radius:11px; background:#fff8e9; color:#765326; font-size:12px; }
#bt-pc-builder .btpc-category-warning button { margin-top:10px; }
#bt-pc-builder .btpc-loading,#bt-pc-builder .btpc-empty { grid-column:1/-1; min-height:190px; display:flex; flex-wrap:wrap; align-content:center; justify-content:center; gap:7px; padding:24px; background:#fff; border:1px solid var(--btpc-border); border-radius:14px; text-align:center; color:#6c829c; }
#bt-pc-builder .btpc-loading span { width:7px; height:7px; background:#438ee8; border-radius:50%; animation:btpc-pulse 1s ease-in-out infinite alternate; }
#bt-pc-builder .btpc-loading span:nth-child(2) { animation-delay:.2s; }
#bt-pc-builder .btpc-loading span:nth-child(3) { animation-delay:.4s; }
#bt-pc-builder .btpc-loading strong,#bt-pc-builder .btpc-empty strong,#bt-pc-builder .btpc-empty p { width:100%; font-size:13px; margin-top:8px; }
#bt-pc-builder .btpc-empty p { font-size:12px; font-weight:400; }
#bt-pc-builder .btpc-summary { position:sticky; top:calc(var(--btpc-sticky-top) + 87px); overflow:auto; max-height:calc(100dvh - var(--btpc-sticky-top) - 103px); background:#fff; border:1px solid var(--btpc-border); border-radius:16px; box-shadow:0 5px 20px #102b4e05; scroll-margin-top:calc(var(--btpc-sticky-top) + 85px); scrollbar-width:thin; }
#bt-pc-builder .btpc-summary-head { display:flex; align-items:center; justify-content:space-between; padding:19px 18px; border-bottom:1px solid #edf2f8; }
#bt-pc-builder .btpc-summary-head>div>span { font-size:9px; font-weight:650; letter-spacing:1.3px; color:#8492a4; }
#bt-pc-builder .btpc-summary-head h2 { color:var(--btpc-navy); font-size:19px; font-weight:720; letter-spacing:-.4px; margin-top:3px; }
#bt-pc-builder .btpc-live { font-size:9px; color:#297c66; background:#eaf7f1; border-radius:6px; padding:4px 6px; }
#bt-pc-builder .btpc-summary-lines { padding:0 18px; max-height:285px; overflow:auto; scrollbar-width:thin; }
#bt-pc-builder .btpc-summary-line { display:flex; align-items:center; gap:9px; min-height:59px; padding:11px 0; border-bottom:1px solid #eef2f7; }
#bt-pc-builder .btpc-summary-line:last-child { border-bottom:0; }
#bt-pc-builder .btpc-summary-thumb { display:flex; align-items:center; justify-content:center; flex:none; width:34px; height:34px; border-radius:8px; background:#f5f8fc; color:#7c91ad; }
#bt-pc-builder .btpc-summary-thumb img { width:100%; height:100%; object-fit:contain; }
#bt-pc-builder .btpc-summary-thumb .btpc-icon { width:19px; height:19px; }
#bt-pc-builder .btpc-summary-info { display:flex; flex-direction:column; flex:1; min-width:0; gap:2px; }
#bt-pc-builder .btpc-summary-info strong { font-size:11px; line-height:1.4; font-weight:600; overflow-wrap:anywhere; }
#bt-pc-builder .btpc-summary-info small { font-size:9px; color:#8c9aac; }
#bt-pc-builder .is-missing .btpc-summary-info strong { font-weight:500; color:#6b7f99; }
#bt-pc-builder .btpc-summary-info>button { align-self:flex-start; color:#8694a6; font-size:10px; border:0; background:none; padding:2px 0; text-decoration:underline; }
#bt-pc-builder .btpc-summary-price { flex:none; max-width:95px; overflow-wrap:anywhere; font-size:11px; font-weight:650; color:#385477; text-align:right; font-variant-numeric:tabular-nums; }
#bt-pc-builder .is-missing .btpc-summary-price { color:#b1bccb; }
#bt-pc-builder .btpc-status { font-size:10px; line-height:1.6; margin:10px 18px; padding:10px; border-radius:8px; background:#f4f7fc; color:#7588a0; max-height:110px; overflow:auto; }
#bt-pc-builder .btpc-status.is-ready { color:#176a53; background:#ebf7f0; }
#bt-pc-builder .btpc-status.is-error { color:#825327; background:#fff6e7; }
#bt-pc-builder .btpc-status .btpc-icon { width:14px; height:14px; }
#bt-pc-builder .btpc-totals { padding:12px 18px; border-top:1px solid #edf2f8; }
#bt-pc-builder .btpc-total-row { display:flex; align-items:center; justify-content:space-between; gap:10px; font-size:11px; color:#7f8ea3; margin-bottom:7px; }
#bt-pc-builder .btpc-total-row strong { text-align:right; font-variant-numeric:tabular-nums; }
#bt-pc-builder .btpc-total-row.is-total { color:var(--btpc-navy); font-size:13px; }
#bt-pc-builder .btpc-total-row.is-total strong { font-size:24px; letter-spacing:-.7px; }
#bt-pc-builder .btpc-total-row.is-transfer { margin:12px 0 0; background:#edf6ff; padding:12px 10px; border-radius:8px; color:#125da5; font-size:10px; }
#bt-pc-builder .btpc-total-row.is-transfer strong { font-size:17px; letter-spacing:-.4px; }
#bt-pc-builder .btpc-summary-actions { display:grid; grid-template-columns:1fr 1fr; gap:8px; padding:0 18px; }
#bt-pc-builder .btpc-summary-actions [data-btpc-cart],#bt-pc-builder .btpc-summary-actions [data-btpc-whatsapp] { grid-column:1/-1; }
#bt-pc-builder .btpc-summary-actions [data-btpc-share],#bt-pc-builder .btpc-summary-actions [data-btpc-download] { font-size:10px; min-height:43px; padding:8px; }
#bt-pc-builder .btpc-summary-small { color:#9aa6b6; padding:13px 18px 18px; font-size:9px; line-height:1.6; }
#bt-pc-builder .btpc-qty { display:inline-flex; align-items:center; gap:12px; white-space:nowrap; }
#bt-pc-builder .btpc-qty button { display:grid; place-items:center; width:32px; height:32px; padding:0; border:1px solid #d4e0ed; background:#fff; color:var(--btpc-blue); border-radius:7px; font-size:18px; }
#bt-pc-builder .btpc-qty.is-small { gap:8px; margin-top:4px; font-size:10px; }
#bt-pc-builder .btpc-qty.is-small button { width:26px; height:26px; font-size:16px; }
#bt-pc-builder .btpc-important { display:flex; align-items:flex-start; gap:11px; margin-top:28px; padding:18px 20px; border:1px solid var(--btpc-border); border-radius:12px; color:#8090a5; font-size:11px; line-height:1.7; }
#bt-pc-builder .btpc-important>span { flex:none; display:grid; place-items:center; width:18px; height:18px; border-radius:50%; border:1px solid #a8b6c7; font-size:11px; }
#bt-pc-builder .btpc-toast { position:fixed; z-index:1100; bottom:24px; left:50%; transform:translate(-50%,15px); opacity:0; visibility:hidden; background:#102b4e; color:#fff; padding:13px 20px; border-radius:10px; font-size:13px; box-shadow:0 8px 30px #081e3b25; max-width:calc(100% - 32px); width:max-content; transition:opacity .2s,transform .2s; }
#bt-pc-builder .btpc-toast.is-visible { opacity:1; visibility:visible; transform:translate(-50%,0); }
#bt-pc-builder .btpc-mobile-bar,#bt-pc-builder .btpc-back-products { display:none; }
@keyframes btpc-pulse { to { opacity:.25; transform:translateY(-3px); } }
@media (min-width:861px) and (max-width:1120px) {
  #bt-pc-builder .btpc-shell { padding-left:20px; padding-right:20px; }
  #bt-pc-builder .btpc-layout { grid-template-columns:minmax(0,1fr) 310px; gap:18px; }
  #bt-pc-builder .btpc-product { grid-template-columns:70px minmax(0,1fr); padding:14px; gap:10px; }
  #bt-pc-builder .btpc-product-image { width:70px; height:90px; }
  #bt-pc-builder .btpc-product-price { font-size:18px; }
}
@media (max-width:860px) {
  #bt-pc-builder { --btpc-sticky-top:60px; padding-bottom:calc(98px + env(safe-area-inset-bottom,0px)); }
  #bt-pc-builder .btpc-shell { padding-left:18px; padding-right:18px; }
  #bt-pc-builder .btpc-hero-inner { min-height:168px; display:block; padding-top:22px; padding-bottom:18px; }
  #bt-pc-builder .btpc-hero h1 { font-size:30px; }
  #bt-pc-builder .btpc-hero-side { display:flex; flex-direction:row; align-items:center; justify-content:space-between; margin-top:12px; }
  #bt-pc-builder .btpc-hero-caption { display:none; }
  #bt-pc-builder .btpc-progress { font-size:10px; font-weight:500; color:#9fc6e4; }
  #bt-pc-builder .btpc-reset { font-size:10px; padding:3px 0; }
  #bt-pc-builder .btpc-hero p { font-size:12px; max-width:290px; }
  #bt-pc-builder .btpc-stepbar { gap:6px; padding:9px 0; }
  #bt-pc-builder .btpc-step { flex:0 0 auto; padding:8px 12px; font-size:11px; }
  #bt-pc-builder .btpc-layout { grid-template-columns:minmax(0,1fr); gap:26px; margin-top:22px; }
  #bt-pc-builder .btpc-summary { position:static; max-height:none; overflow:visible; border-radius:14px; scroll-margin-top:calc(var(--btpc-sticky-top) + 73px); }
  #bt-pc-builder .btpc-summary-lines { max-height:none; }
  #bt-pc-builder .btpc-status { max-height:none; }
  #bt-pc-builder .btpc-summary-info strong { font-size:12px; }
  #bt-pc-builder .btpc-summary-line { padding-top:13px; padding-bottom:13px; }
  #bt-pc-builder .btpc-summary-price { font-size:12px; }
  #bt-pc-builder .btpc-mobile-bar { display:flex; align-items:center; justify-content:space-between; gap:10px; position:fixed; z-index:1000; left:0; right:0; bottom:0; padding:12px 18px calc(12px + env(safe-area-inset-bottom,0px)); background:#fff; border-top:1px solid var(--btpc-border); box-shadow:0 -4px 24px #102b4e0c; }
  #bt-pc-builder .btpc-mobile-price { display:flex; flex-direction:column; min-width:0; }
  #bt-pc-builder .btpc-mobile-price span { font-size:9px; color:#7587a0; }
  #bt-pc-builder .btpc-mobile-price strong { font-size:clamp(17px,5vw,21px); font-weight:750; letter-spacing:-.5px; line-height:1.35; color:var(--btpc-navy); font-variant-numeric:tabular-nums; }
  #bt-pc-builder .btpc-mobile-price small { font-size:8px; color:#8797aa; }
  #bt-pc-builder .btpc-mobile-bar .btpc-button { flex:none; font-size:11px; min-height:44px; padding:10px 13px; }
  #bt-pc-builder .btpc-back-products { display:block; border:0; background:none; color:var(--btpc-blue); font-size:12px; padding:14px 18px 0; }
  #bt-pc-builder .btpc-toast { bottom:calc(101px + env(safe-area-inset-bottom,0px)); }
}
@media (max-width:540px) {
  #bt-pc-builder .btpc-shell { padding-left:16px; padding-right:16px; }
  #bt-pc-builder .btpc-hero h1 { max-width:330px; font-size:30px; letter-spacing:-.8px; }
  #bt-pc-builder .btpc-stage-head h2 { font-size:23px; }
  #bt-pc-builder .btpc-stage-head p { font-size:11px; }
  #bt-pc-builder .btpc-toolbar { grid-template-columns:minmax(0,1fr) 137px; }
  #bt-pc-builder .btpc-search { grid-column:1/-1; }
  #bt-pc-builder .btpc-toolbar select { grid-column:2; grid-row:2; height:40px; font-size:11px; padding:0 6px; }
  #bt-pc-builder .btpc-check { grid-column:1; grid-row:2; font-size:10px; gap:6px; line-height:1.5; width:auto; }
  #bt-pc-builder .btpc-check input { flex:none; }
  #bt-pc-builder .btpc-search input { font-size:16px; } /* Evita zoom al escribir en iOS. */
  #bt-pc-builder .btpc-products { grid-template-columns:minmax(0,1fr); gap:12px; }
  #bt-pc-builder .btpc-product { grid-template-columns:92px minmax(0,1fr); padding:16px; gap:12px; }
  #bt-pc-builder .btpc-product-name { min-height:0; font-size:12px; }
  #bt-pc-builder .btpc-product-body { gap:7px; }
  #bt-pc-builder .btpc-product-price { font-size:22px; }
  #bt-pc-builder .btpc-choose { min-height:44px; min-width:104px; }
  #bt-pc-builder .btpc-special-card { flex-wrap:wrap; padding:13px; }
  #bt-pc-builder .btpc-stage-actions .btpc-button { padding:11px 13px; }
  #bt-pc-builder .btpc-important { padding:14px; font-size:10px; }
}
@media (prefers-reduced-motion:reduce) {
  #bt-pc-builder *,#bt-pc-builder *::before,#bt-pc-builder *::after { animation:none!important; transition:none!important; scroll-behavior:auto!important; }
}