.rx-root{
  /* палитра — перекрасить под фирменные цвета сайта */
  --rx-ink:#14161a;
  --rx-ink-2:#5a6068;
  --rx-line:#dfe4e9;
  --rx-paper:#ffffff;
  --rx-grid:#eef1f4;
  --rx-accent:#FC3F1D;      /* фирменный, для меток и фокуса */
  --rx-cta:#D6300F;         /* затемнён до контраста 4.9:1 с белым (WCAG AA) */
  --rx-accent-ink:#ffffff;
  --rx-radius:14px;
  position:fixed;inset:0;z-index:2147483000;display:none;
  font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--rx-ink);
}
.rx-root.is-open{display:block}
.rx-overlay{position:absolute;inset:0;background:rgba(16,18,22,.62);opacity:0;transition:opacity .22s ease}
.rx-root.is-in .rx-overlay{opacity:1}
.rx-dialog{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-46%) scale(.98);
  width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;
  background:var(--rx-paper);border-radius:var(--rx-radius);
  box-shadow:0 24px 70px rgba(16,18,22,.28);
  opacity:0;transition:opacity .22s ease,transform .22s cubic-bezier(.2,.7,.3,1);
}
.rx-root.is-in .rx-dialog{opacity:1;transform:translate(-50%,-50%) scale(1)}
@media (max-width:640px){
  .rx-dialog{left:0;top:auto;bottom:0;transform:translateY(12px);width:100%;max-height:82dvh;
    border-radius:18px 18px 0 0}
  .rx-root.is-in .rx-dialog{transform:translateY(0)}
}
@media (prefers-reduced-motion:reduce){
  .rx-overlay,.rx-dialog{transition:none}
}

.rx-close{position:absolute;right:10px;top:10px;width:40px;height:40px;border:0;background:transparent;
  cursor:pointer;color:var(--rx-ink-2);border-radius:10px;line-height:0}
.rx-close:hover{background:var(--rx-grid);color:var(--rx-ink)}
.rx-close svg{width:18px;height:18px}
.rx-body{padding:28px 26px 24px}
@media (max-width:640px){.rx-body{padding:24px 18px 20px}}

.rx-eyebrow{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--rx-ink-2);
  font-weight:600;margin:0 0 10px;display:flex;gap:10px;align-items:center}
.rx-eyebrow i{flex:1;height:1px;background:var(--rx-line);font-style:normal}
.rx-title{font-size:23px;line-height:1.22;letter-spacing:-.02em;margin:0 0 6px;font-weight:700}
@media (max-width:640px){.rx-title{font-size:20px}}
.rx-sub{margin:0 0 20px;color:var(--rx-ink-2);font-size:15px}

.rx-step{display:none}
.rx-step.is-active{display:block}

.rx-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.rx-opt{
  appearance:none;border:1px solid var(--rx-line);background:var(--rx-paper);border-radius:10px;
  padding:14px 14px;text-align:left;cursor:pointer;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s;
}
.rx-opt:hover{border-color:var(--rx-ink)}
.rx-opt:focus-visible{outline:2px solid var(--rx-accent);outline-offset:2px}
.rx-opt b{display:block;font-size:17px;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.rx-opt span{display:block;font-size:13px;color:var(--rx-ink-2);margin-top:2px}
.rx-opt em{display:inline-block;font-style:normal;font-size:11px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;background:var(--rx-accent);color:#14161a;border-radius:4px;padding:2px 6px;margin-top:8px}
.rx-opt.is-wide{grid-column:1/-1}

.rx-custom{grid-column:1/-1;display:flex;gap:8px;margin-top:2px}
.rx-custom input{flex:1;min-width:0;border:1px solid var(--rx-line);border-radius:10px;padding:13px 14px;
  font:inherit;font-variant-numeric:tabular-nums}
.rx-custom input.is-error{border-color:#d8382f;background:#fff6f5}
.rx-custom input:focus{outline:2px solid var(--rx-accent);outline-offset:-1px;border-color:transparent}

/* signature: смета проявляется на миллиметровке */
.rx-result{
  border:1px solid var(--rx-line);border-radius:12px;overflow:hidden;margin:0 0 18px;
  background:
    linear-gradient(var(--rx-grid) 1px,transparent 1px) 0 0/100% 22px,
    linear-gradient(90deg,var(--rx-grid) 1px,transparent 1px) 0 0/22px 100%,
    var(--rx-paper);
}
.rx-result-head{padding:18px 18px 14px;border-bottom:1px dashed var(--rx-line)}
.rx-result-label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--rx-ink-2);font-weight:600}
.rx-result-note{font-size:13px;color:var(--rx-ink-2);margin-top:2px}
.rx-price{font-size:34px;font-weight:700;letter-spacing:-.03em;font-variant-numeric:tabular-nums;margin-top:4px;
  display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.rx-price small{font-size:14px;font-weight:500;color:var(--rx-ink-2);letter-spacing:0}
.rx-rows{margin:0;padding:12px 18px 16px;list-style:none;font-size:14px}
.rx-rows li{display:flex;justify-content:space-between;gap:12px;padding:5px 0;
  opacity:0;transform:translateY(4px);animation:rx-in .28s ease forwards}
.rx-rows li:nth-child(2){animation-delay:.06s}
.rx-rows li:nth-child(3){animation-delay:.12s}
.rx-rows li:nth-child(4){animation-delay:.18s}
.rx-rows b{font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}
.rx-rows span{color:var(--rx-ink-2)}
@keyframes rx-in{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.rx-rows li{animation:none;opacity:1;transform:none}}

.rx-form{display:flex;gap:8px;flex-wrap:wrap}
.rx-form input[type=tel]{flex:1 1 200px;min-width:0;border:1px solid var(--rx-line);border-radius:10px;
  padding:14px 15px;font:inherit;font-variant-numeric:tabular-nums;letter-spacing:.01em}
.rx-form input[type=tel]:focus{outline:2px solid var(--rx-accent);outline-offset:-1px;border-color:transparent}
.rx-form input.is-error{border-color:#d8382f;background:#fff6f5}
.rx-cta{flex:1 1 100%;border:0;border-radius:10px;background:var(--rx-cta);color:var(--rx-accent-ink);
  font:inherit;font-weight:700;padding:15px 18px;cursor:pointer;transition:filter .15s}
.rx-cta:hover{filter:brightness(.94)}
.rx-cta:focus-visible{outline:2px solid var(--rx-ink);outline-offset:2px}
.rx-cta[disabled]{opacity:.6;cursor:default}
@media (min-width:641px){.rx-cta{flex:0 0 auto}}
.rx-err{color:#d8382f;font-size:13px;margin:8px 0 0;display:none}
.rx-err.is-shown{display:block}
.rx-legal{margin:12px 0 0;font-size:12px;line-height:1.45;color:var(--rx-ink-2)}
.rx-consent{margin:12px 0 0;font-size:12.5px;line-height:1.45;color:var(--rx-ink-2)}
.rx-consent label{display:flex;gap:9px;align-items:flex-start;cursor:pointer}
.rx-consent > a{display:inline-block;margin:5px 0 0 26px;color:inherit}
.rx-consent input{flex:0 0 auto;width:17px;height:17px;margin:1px 0 0;accent-color:var(--rx-accent);cursor:pointer}
.rx-consent input:focus-visible{outline:2px solid var(--rx-accent);outline-offset:2px}
.rx-consent a{color:inherit}
.rx-legal a{color:inherit}
.rx-hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

.rx-trust{display:flex;gap:14px;flex-wrap:wrap;margin:16px 0 0;padding-top:14px;border-top:1px solid var(--rx-line);
  font-size:13px;color:var(--rx-ink-2)}
.rx-trust b{color:var(--rx-ink);font-weight:600}

.rx-back{background:none;border:0;font:inherit;font-size:13px;color:var(--rx-ink-2);cursor:pointer;padding:8px 0 0;text-decoration:underline}
.rx-back:hover{color:var(--rx-ink)}

.rx-done{text-align:center;padding:8px 0 4px}
.rx-done .rx-tick{width:52px;height:52px;border-radius:50%;background:var(--rx-grid);display:grid;place-items:center;margin:0 auto 14px}
.rx-done .rx-tick svg{width:24px;height:24px;color:var(--rx-ink)}
.rx-phone{display:inline-block;margin-top:10px;font-weight:700;font-size:19px;color:inherit;text-decoration:none;
  font-variant-numeric:tabular-nums}