.ak{--ak-line:rgba(0,0,0,.14);--ak-soft:color-mix(in srgb,var(--ak-a) 12%,#fff);--ak-card:#fff;--ak-fg:#1d2b2b;--ak-muted:#5d6f6f;box-sizing:border-box;position:relative}
.ak *{box-sizing:border-box}
.ak-intro{max-width:60ch;color:var(--ak-muted);margin:0 0 16px}
.ak-presets{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 18px}
.ak-presets[hidden]{display:none}
.ak-presets-l{font-weight:700;margin-right:4px}
.ak-chip{font:inherit;font-weight:600;border:1px solid var(--ak-line);background:var(--ak-card);color:var(--ak-fg);padding:8px 14px;border-radius:999px;cursor:pointer;line-height:1.2}
.ak-chip:hover{border-color:var(--ak-a)}
.ak-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;align-items:stretch}
.ak-card{background:var(--ak-card);color:var(--ak-fg);border:2px solid var(--ak-line);border-radius:14px;padding:12px;display:flex;flex-direction:column;gap:10px;min-width:0;transition:border-color .15s,background .15s}
.ak-card.ak-on{border-color:var(--ak-a);background:var(--ak-soft)}
.ak-card.ak-off{opacity:.55}
.ak .ak-photo{aspect-ratio:var(--ak-ratio,1/1);border-radius:9px;background:#f1f4f4;display:block;overflow:hidden;position:relative}
.ak .ak-photo img{position:absolute;inset:0;width:100%!important;height:100%!important;max-width:none;object-fit:contain!important;object-position:center;margin:0;display:block}
.ak-pick{display:flex;align-items:flex-start;gap:10px;cursor:pointer;margin:0}
.ak-pick input{width:22px;height:22px;accent-color:var(--ak-a);margin:1px 0 0;flex:none;cursor:pointer}
.ak-cat{font-weight:700;font-size:1.05em;line-height:1.2}
.ak-name{font-size:.9em;color:var(--ak-muted)}
.ak-attr{display:flex;flex-direction:column;gap:3px;margin:0;font-size:.85em}
.ak-attr-l{font-weight:600;color:var(--ak-muted)}
.ak-sel{width:100%;max-width:100%;padding:7px 8px;border:1px solid var(--ak-line);border-radius:8px;background:#fff;color:var(--ak-fg);font:inherit;font-size:.92em}
.ak-price{font-weight:700;font-size:1.15em;font-variant-numeric:tabular-nums;margin-top:auto;padding-top:4px}
.ak-warn{font-size:.85em;font-weight:700;color:#b4531a}
.ak-bar{position:sticky;bottom:0;z-index:20;margin-top:18px;background:#fff;color:var(--ak-fg);border:1px solid var(--ak-line);border-radius:14px;box-shadow:0 -4px 18px rgba(0,0,0,.08);padding:12px 16px}
.ak-bar-in{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:space-between}
.ak-sum{display:flex;flex-direction:column;min-width:0}
.ak-sum small{color:var(--ak-muted)}
.ak-save{color:var(--ak-a)!important;font-weight:700}
.ak-total{font-weight:800;font-size:1.5em;font-variant-numeric:tabular-nums;line-height:1.2}
.ak-meter{height:6px;width:min(280px,100%);background:#e4eaea;border-radius:3px;overflow:hidden;margin-top:4px}
.ak-meter i{display:block;height:100%;width:0;background:var(--ak-a);transition:width .2s}
.ak-buy{font:inherit;font-weight:700;background:var(--ak-b);color:#fff;border:0;border-radius:10px;padding:13px 22px;cursor:pointer}
.ak-buy[disabled]{opacity:.45;cursor:not-allowed}
.ak-msg{margin-top:8px;font-weight:600;color:#b4531a}
.ak-msg[hidden]{display:none}
.ak button:focus-visible,.ak select:focus-visible,.ak input:focus-visible{outline:3px solid var(--ak-a);outline-offset:2px}
@media (max-width:520px){.ak-grid{grid-template-columns:1fr 1fr;gap:10px}.ak-card{padding:9px}.ak-buy{width:100%}}
@media (prefers-reduced-motion:reduce){.ak *{transition:none!important}}

/* botón de producto + chips de talle/color */
.ak .ak-pickbtn{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;text-align:left;font:inherit;font-size:.92em;font-weight:600;padding:9px 10px;border:1px solid var(--ak-line);border-radius:10px;background:#fff;color:var(--ak-fg);cursor:pointer}
.ak .ak-pickbtn:hover{border-color:var(--ak-a)}
.ak .ak-pickbtn-n{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-width:0}
.ak .ak-pickbtn-c{flex:none;color:var(--ak-muted)}
.ak .ak-chips{display:flex;flex-wrap:wrap;gap:6px}
.ak .ak-ch{font:inherit;font-size:.9em;font-weight:600;min-width:42px;padding:7px 11px;border:1px solid var(--ak-line);border-radius:9px;background:#fff;color:var(--ak-fg);cursor:pointer;line-height:1.1}
.ak .ak-ch:hover:not([disabled]){border-color:var(--ak-a)}
.ak .ak-ch-on{border-color:var(--ak-a);background:var(--ak-a);color:#052b29}
.ak .ak-ch[disabled]{opacity:.4;text-decoration:line-through;cursor:not-allowed}
.ak .ak-tiles .ak-ch{display:flex;flex-direction:column;align-items:center;gap:4px;padding:4px;width:64px;min-width:0}
.ak .ak-tiles .ak-ch img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:6px;display:block;max-width:none}
.ak .ak-tiles .ak-ch-t{font-size:.72em;line-height:1.15;word-break:break-word;text-align:center}
.ak .ak-tiles .ak-ch-on{background:#fff;box-shadow:0 0 0 2px var(--ak-a);border-color:var(--ak-a);color:var(--ak-fg)}

/* ventana de elección de producto */
.ak-ov{position:fixed;inset:0;z-index:99999;background:rgba(10,20,20,.55);display:flex;align-items:center;justify-content:center;padding:16px}
.ak-sheet{background:#fff;color:var(--ak-fg);border-radius:16px;width:100%;max-width:760px;max-height:min(86vh,720px);display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.35);overflow:hidden}
.ak-sheet-h{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--ak-line);flex:none}
.ak-sheet-t{margin:0;font-size:1.15em;font-weight:700}
.ak-x{font:inherit;width:38px;height:38px;border-radius:50%;border:1px solid var(--ak-line);background:#fff;color:var(--ak-fg);cursor:pointer;line-height:1}
.ak-pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;padding:16px;overflow-y:auto;-webkit-overflow-scrolling:touch}
.ak .ak-pcard,.ak-ov .ak-pcard{display:flex;flex-direction:column;gap:6px;text-align:left;font:inherit;padding:8px;border:2px solid var(--ak-line);border-radius:12px;background:#fff;color:var(--ak-fg);cursor:pointer;min-width:0}
.ak-ov .ak-pcard:hover:not([disabled]){border-color:var(--ak-a)}
.ak-ov .ak-pcard-on{border-color:var(--ak-a);background:var(--ak-soft)}
.ak-ov .ak-pcard[disabled]{opacity:.5;cursor:not-allowed}
.ak-ov .ak-pn{font-size:.88em;font-weight:600;line-height:1.25}
.ak-ov .ak-pp{font-weight:700;font-variant-numeric:tabular-nums}
.ak-ov .ak-photo{aspect-ratio:var(--ak-ratio,1/1);border-radius:8px;background:#f1f4f4;overflow:hidden;position:relative}
.ak-ov .ak-photo img{position:absolute;inset:0;width:100%!important;height:100%!important;max-width:none;object-fit:contain!important;margin:0;display:block}
@media (max-width:640px){
  .ak-ov{align-items:flex-end;padding:0}
  .ak-sheet{max-width:none;border-radius:18px 18px 0 0;max-height:88vh;padding-bottom:env(safe-area-inset-bottom,0px)}
  .ak-pgrid{grid-template-columns:1fr 1fr;gap:10px;padding:12px}
}

/* botón de variante vacío / elegido y lista de texto */
.ak .ak-pickbtn.ak-empty .ak-pickbtn-n{color:var(--ak-muted);font-weight:500}
.ak .ak-pickbtn-i{width:30px;height:30px;border-radius:6px;object-fit:cover;flex:none;display:block;max-width:none;margin:0}
.ak .ak-pickbtn{justify-content:flex-start}
.ak .ak-pickbtn-n{flex:1 1 auto}
.ak-lgrid{grid-template-columns:repeat(auto-fill,minmax(110px,1fr))}
.ak-ov .ak-lbtn{font:inherit;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:48px;padding:10px;border:2px solid var(--ak-line);border-radius:12px;background:#fff;color:var(--ak-fg);cursor:pointer;text-align:center}
.ak-ov .ak-lbtn:hover:not([disabled]){border-color:var(--ak-a)}
.ak-ov .ak-lbtn[disabled]{opacity:.5;cursor:not-allowed}
.ak-ov .ak-lbtn .ak-pp{font-size:.75em;font-weight:600}
@media (max-width:640px){.ak-lgrid{grid-template-columns:1fr 1fr 1fr}}