/* =========================================================
   Refrigeración Europa — estimator UI components
   est-*  wizard (light) — used by Direction A (inline) & B (modal)
   cfg-*  configurator (dark) — used by Direction C (hero builder)
   Namespaced to avoid collisions with brand.css (.step/.card/...).
   ========================================================= */

/* ===================== WIZARD (est-) ===================== */
.est{display:grid;grid-template-columns:1fr 380px;gap:26px;align-items:start}
@media(max-width:920px){.est{grid-template-columns:1fr}}
.est-panel{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
.est-steps-head{display:flex;gap:4px;padding:22px 26px;border-bottom:1px solid var(--line)}
.est-sh{flex:1;display:flex;align-items:center;gap:11px;opacity:.5;transition:.35s}
.est-sh.on,.est-sh.done{opacity:1}
.est-sh .b{width:30px;height:30px;border-radius:50%;background:var(--paper-3);color:var(--muted);display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:14px;flex:none;transition:.3s}
.est-sh.on .b{background:var(--blue);color:#fff}
.est-sh.done .b{background:var(--ok);color:#fff}
.est-sh .t{font-family:var(--display);font-weight:600;font-size:13.5px;color:var(--ink)}
.est-sh .t small{display:block;color:var(--muted);font-weight:500;font-size:11.5px}
@media(max-width:560px){.est-sh .t{display:none}.est-steps-head{justify-content:center;gap:14px}.est-sh{flex:none}}
.est-step{display:none;padding:34px 30px}
.est-step.active{display:block;animation:estfade .4s var(--ease)}
@keyframes estfade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.est-step h3{font-size:22px;font-weight:800;font-family:var(--display)}
.est-step .hint{color:var(--muted);font-size:14.5px;margin-top:6px;margin-bottom:24px}
.est-biz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:560px){.est-biz-grid{grid-template-columns:1fr 1fr}}
.est-biz{border:1.5px solid var(--line);border-radius:16px;padding:20px 16px;cursor:pointer;text-align:center;transition:.25s var(--ease);background:#fff}
.est-biz:hover{border-color:var(--silver-2);transform:translateY(-3px)}
.est-biz.sel{border-color:var(--blue);background:linear-gradient(180deg,#fff,#f2f7fc);box-shadow:0 12px 24px -16px rgba(0,65,132,.6)}
.est-biz .ic{width:46px;height:46px;margin:0 auto 12px;border-radius:12px;background:var(--paper-2);display:grid;place-items:center;color:var(--blue);transition:.25s}
.est-biz .ic svg{width:24px;height:24px}
.est-biz.sel .ic{background:var(--blue);color:#fff}
.est-biz .n{font-family:var(--display);font-weight:700;font-size:14.5px}
.est-biz .d{font-size:11.5px;color:var(--muted);margin-top:3px}
.est-plist{display:grid;gap:12px}
.est-prow{display:flex;align-items:center;gap:16px;border:1.5px solid var(--line);border-radius:16px;padding:12px 16px;transition:.25s}
.est-prow.active{border-color:var(--blue);background:#f7fafd}
.est-prow .thumb{width:70px;height:64px;border-radius:11px;background:radial-gradient(120% 120% at 50% 10%,#fff,var(--paper-3));display:grid;place-items:center;flex:none;padding:7px}
.est-prow .thumb img{max-height:100%;width:auto;object-fit:contain;filter:drop-shadow(0 8px 10px rgba(0,40,79,.2))}
.est-prow .meta{flex:1;min-width:0}
.est-prow .meta h4{font-size:15.5px;font-weight:700;font-family:var(--display)}
.est-prow .meta p{font-size:12.5px;color:var(--muted)}
.est-stepper{display:flex;align-items:center;gap:2px;background:var(--paper-2);border-radius:11px;padding:4px}
.est-stepper button{width:34px;height:34px;border:none;background:#fff;border-radius:8px;font-size:19px;font-weight:700;color:var(--blue);cursor:pointer;box-shadow:0 1px 2px rgba(0,0,0,.06);transition:.2s;font-family:var(--display)}
.est-stepper button:hover{background:var(--blue);color:#fff}
.est-stepper button:disabled{opacity:.35;cursor:not-allowed;background:#fff;color:var(--muted)}
.est-stepper .q{width:34px;text-align:center;font-family:var(--display);font-weight:700;font-variant-numeric:tabular-nums}
.est-scope{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:26px}
.est-scope label{border:1.5px solid var(--line);border-radius:16px;padding:18px 20px;cursor:pointer;transition:.25s;display:block}
.est-scope label.sel{border-color:var(--blue);background:#f2f7fc}
.est-scope .h{font-family:var(--display);font-weight:700;font-size:15px;display:flex;align-items:center;gap:9px}
.est-scope .h .r{width:18px;height:18px;border-radius:50%;border:2px solid var(--silver-2);flex:none}
.est-scope label.sel .h .r{border-color:var(--blue);background:radial-gradient(circle,var(--blue) 42%,transparent 46%)}
.est-scope .d{font-size:12.5px;color:var(--muted);margin-top:6px}
.est-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.est-fields{grid-template-columns:1fr}}
.est-fields .full{grid-column:1/-1}
.est-fields label{font-family:var(--display);font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.03em;text-transform:uppercase;display:block;margin-bottom:6px}
.est-fields input{width:100%;border:1.5px solid var(--line);border-radius:11px;padding:12px 14px;font-family:var(--body);font-size:15px;transition:.2s;background:#fff}
.est-fields input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,65,132,.12)}
.est-navbtns{display:flex;justify-content:space-between;gap:12px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
.est-navbtns .btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important;box-shadow:none!important}
/* summary */
.est-summary{position:sticky;top:20px;background:var(--blue-d);color:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--shadow-lg)}
.est-summary .sh2{padding:24px 26px 20px;background:linear-gradient(120deg,var(--blue) 0%,var(--blue-l) 100%);position:relative;overflow:hidden}
.est-summary .sh2::after{content:"";position:absolute;right:-30px;top:-30px;width:150px;height:150px;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%)}
.est-summary .lab{font-family:var(--display);font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:#b9d6ef}
.est-summary .amount{font-family:var(--display);font-weight:800;font-size:34px;margin-top:8px;letter-spacing:-.02em;line-height:1;font-variant-numeric:tabular-nums}
.est-summary .amount small{font-size:16px;font-weight:600;color:#cfe0f0}
.est-summary .cur{font-size:12px;color:#9fc2e2;margin-top:6px}
.est-summary .items{padding:8px 26px 4px;min-height:60px}
.est-summary .li{display:flex;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.09);font-size:14px}
.est-summary .li:last-child{border-bottom:none}
.est-summary .li .q{color:#9fc2e2;font-variant-numeric:tabular-nums}
.est-summary .empty{color:#87a5c4;font-size:13.5px;padding:16px 0;text-align:center}
.est-summary .foot{padding:18px 26px 24px}
.est-summary .scope-tag{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:#cfe0f0;background:rgba(255,255,255,.08);border-radius:999px;padding:6px 12px;margin-bottom:14px}
.est-summary .disc{font-size:11.5px;color:#87a5c4;line-height:1.5;margin-top:14px}
.est-summary .cta{width:100%;justify-content:center;background:#25d366;color:#053b1a;margin-top:2px}
.est-summary .cta:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(37,211,102,.6)}
.est-summary .cta.disabled{background:rgba(255,255,255,.14);color:#87a5c4;pointer-events:none}
/* result */
.est-result{display:none;text-align:center;padding:44px 30px}
.est-result.active{display:block;animation:estfade .4s var(--ease)}
.est-result .check{width:66px;height:66px;border-radius:50%;background:#e6f7ef;color:var(--ok);display:grid;place-items:center;margin:0 auto 18px}
.est-result h3{font-size:24px;font-weight:800;font-family:var(--display)}
.est-result .range{font-family:var(--display);font-weight:800;font-size:40px;color:var(--blue);margin:14px 0 4px;font-variant-numeric:tabular-nums}
.est-result .subr{color:var(--muted);font-size:14px}
.est-result .acts{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:26px}

/* ===================== CONFIGURATOR (cfg-) — dark ===================== */
.cfg-chips{display:flex;flex-wrap:wrap;gap:10px}
.cfg-chip{font-family:var(--display);font-weight:600;font-size:14px;color:#9fb6cd;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:11px 18px;cursor:pointer;transition:.25s var(--ease);display:inline-flex;gap:8px;align-items:center}
.cfg-chip:hover{color:#fff;border-color:var(--sky)}
.cfg-chip.sel{background:var(--sky);color:#04263f;border-color:var(--sky)}
.cfg-chip svg{width:16px;height:16px}
.cfg-pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:1040px){.cfg-pgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.cfg-pgrid{grid-template-columns:1fr}}
.cfg-pcard{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);border-radius:20px;overflow:hidden;cursor:pointer;transition:.35s var(--ease);position:relative;backdrop-filter:blur(6px)}
.cfg-pcard:hover{transform:translateY(-6px);border-color:rgba(141,196,238,.5);background:rgba(255,255,255,.09)}
.cfg-pcard.sel{border-color:var(--sky);box-shadow:0 0 0 1px var(--sky),0 24px 48px -24px rgba(78,166,232,.7)}
.cfg-pcard .ph{height:130px;background:radial-gradient(120% 120% at 50% 12%,#fff,#dbe4ec);display:grid;place-items:center;padding:16px;position:relative}
.cfg-pcard .ph img{max-height:96px;max-width:100%;width:auto;object-fit:contain;filter:drop-shadow(0 14px 16px rgba(0,20,40,.3))}
.cfg-pcard .tick{position:absolute;top:12px;right:12px;width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.7);color:var(--blue);display:grid;place-items:center;opacity:0;transform:scale(.6);transition:.3s var(--ease)}
.cfg-pcard.sel .tick{opacity:1;transform:scale(1);background:var(--sky);color:#04263f}
.cfg-pcard .body{padding:14px 16px 16px}
.cfg-pcard .body h4{font-size:15px;font-weight:700;color:#fff;font-family:var(--display)}
.cfg-pcard .body p{font-size:12px;color:#9fb6cd;margin-top:3px}
.cfg-pcard .row{display:flex;align-items:center;justify-content:space-between;margin-top:12px}
.cfg-pcard .price{font-family:var(--display);font-size:11.5px;color:#8dc4ee;font-weight:600}
.cfg-pcard .add{font-family:var(--display);font-weight:700;font-size:12px;color:var(--sky);display:inline-flex;align-items:center;gap:6px}
.cfg-pcard.sel .add{display:none}
.cfg-stepper{display:none;align-items:center;gap:2px;background:rgba(0,0,0,.25);border-radius:10px;padding:3px}
.cfg-pcard.sel .cfg-stepper{display:flex}
.cfg-stepper button{width:28px;height:28px;border:none;background:rgba(255,255,255,.09);border-radius:7px;font-size:16px;font-weight:700;color:#fff;cursor:pointer;font-family:var(--display);transition:.2s}
.cfg-stepper button:hover{background:var(--sky);color:#04263f}
.cfg-stepper .q{width:28px;text-align:center;font-family:var(--display);font-weight:700;font-variant-numeric:tabular-nums;color:#fff}
/* live cart */
.cfg-cart{background:linear-gradient(180deg,rgba(9,42,74,.9),rgba(2,22,42,.94));border:1px solid rgba(255,255,255,.12);border-radius:24px;overflow:hidden;backdrop-filter:blur(16px);box-shadow:0 40px 80px -40px rgba(0,0,0,.8)}
.cfg-cart .head{padding:20px 22px 18px;border-bottom:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:space-between}
.cfg-cart .head h3{font-size:16px;color:#fff;display:flex;align-items:center;gap:9px;font-family:var(--display)}
.cfg-cart .head .cnt{font-family:var(--display);font-weight:700;font-size:12px;color:#04263f;background:#8dc4ee;border-radius:999px;padding:3px 10px;font-variant-numeric:tabular-nums}
.cfg-cart .list{max-height:210px;overflow-y:auto;padding:4px 22px}
.cfg-cart .li{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.cfg-cart .li:last-child{border-bottom:none}
.cfg-cart .li .im{width:40px;height:36px;border-radius:8px;background:radial-gradient(#fff,#d8e2ea);display:grid;place-items:center;flex:none;padding:4px}
.cfg-cart .li .im img{max-height:100%;width:auto;object-fit:contain}
.cfg-cart .li .nm{flex:1;min-width:0}
.cfg-cart .li .nm b{font-family:var(--display);font-size:13px;font-weight:600;color:#fff;display:block}
.cfg-cart .li .nm span{font-size:11px;color:#6d87a3;font-variant-numeric:tabular-nums}
.cfg-cart .li .x{color:#6d87a3;cursor:pointer;font-size:18px;line-height:1;padding:4px;transition:.2s}
.cfg-cart .li .x:hover{color:#ff8a8a}
.cfg-cart .empty{padding:30px 22px;text-align:center;color:#6d87a3;font-size:13px}
.cfg-cart .empty svg{opacity:.4;margin:0 auto 10px}
.cfg-cart .foot{padding:18px 22px 22px}
.cfg-scopes{display:flex;gap:8px;margin-bottom:16px}
.cfg-scopes button{flex:1;font-family:var(--display);font-weight:600;font-size:12.5px;color:#9fb6cd;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.12);border-radius:11px;padding:10px 8px;cursor:pointer;transition:.25s;line-height:1.2}
.cfg-scopes button small{display:block;font-weight:500;font-size:10.5px;color:#6d87a3;margin-top:3px}
.cfg-scopes button.on{background:rgba(255,255,255,.09);border-color:var(--sky);color:#fff}
.cfg-scopes button.on small{color:#8dc4ee}
.cfg-cart .total{display:flex;align-items:flex-end;justify-content:space-between}
.cfg-cart .total .l{font-size:12px;color:#9fb6cd;text-transform:uppercase;letter-spacing:.1em;font-family:var(--display);font-weight:600}
.cfg-cart .amount{font-family:var(--display);font-weight:800;font-size:24px;color:#fff;letter-spacing:-.02em;font-variant-numeric:tabular-nums;text-align:right;line-height:1.1}
.cfg-cart .amount small{display:block;font-size:11px;color:#6d87a3;font-weight:500;letter-spacing:0}
.cfg-cart .cta{width:100%;justify-content:center;margin-top:16px;background:#25d366;color:#053b1a}
.cfg-cart .cta.off{background:rgba(255,255,255,.09);color:#6d87a3;pointer-events:none}
.cfg-cart .disc{font-size:11px;color:#6d87a3;line-height:1.5;margin-top:12px;text-align:center}