.calc-page .btn{border-radius:8px}
.calc-page{background:#0c0f12}
.calc-hero{padding:50px 0 20px;background:linear-gradient(180deg,#0b0f12 0%,#111416 100%)}
.calc-hero-copy{max-width:820px}
.calc-hero h1{margin:14px 0 12px;font-size:48px;line-height:1.05;letter-spacing:0}
.calc-hero .lead{max-width:720px;margin:0;color:var(--muted);font-size:18px;line-height:1.65}
.calc-workspace{padding-top:18px}
.calc-layout{display:grid;grid-template-columns:minmax(0,1.16fr) minmax(360px,.84fr);gap:18px;align-items:start}
.calc-panel{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.045);box-shadow:0 18px 48px rgba(0,0,0,.24);border-radius:8px;padding:24px}
.calc-panel-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:4px}
.calc-panel-head h2,.calc-contact h2{margin:0;color:var(--text);font-size:24px;line-height:1.2;letter-spacing:0}
.calc-panel-head p,.calc-contact p{margin:0;color:var(--muted);font-size:14px;line-height:1.6;max-width:460px}
.calc-step{min-width:0;border:0;border-top:1px solid rgba(255,255,255,.09);margin:0;padding:20px 0}
.calc-step:last-of-type{padding-bottom:0}
.calc-label{display:block;margin:0 0 12px;color:var(--text);font-size:14px;font-weight:800;line-height:1.35}
.calc-range-wrap{display:grid;grid-template-columns:92px minmax(0,1fr) 128px;gap:14px;align-items:center}
.calc-range-value{font-size:26px;font-weight:900;line-height:1;color:var(--text);letter-spacing:0}
.calc-range{width:100%;accent-color:var(--accent);cursor:pointer}
.calc-range::-webkit-slider-runnable-track{cursor:pointer}
.calc-range::-webkit-slider-thumb{cursor:pointer}
.calc-range::-moz-range-track{cursor:pointer}
.calc-range::-moz-range-thumb{cursor:pointer}
.calc-input{width:100%;min-height:48px;padding:13px 14px;border-radius:8px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:var(--text);font:inherit;outline:none}
#areaInput{font-size:20px;font-weight:900;text-align:center}
.calc-input:focus,.calc-input:focus-visible{border-color:rgba(255,140,26,.55);box-shadow:0 0 0 3px rgba(255,140,26,.15)}
.calc-options{display:grid;gap:10px}
.calc-options--three{grid-template-columns:repeat(3,minmax(0,1fr))}
.calc-options--systems{grid-template-columns:repeat(5,minmax(0,1fr))}
.calc-choice,.calc-toggle{position:relative;display:block;cursor:pointer}
.calc-choice input,.calc-toggle input{position:absolute;inset:0;opacity:0;cursor:pointer}
.calc-choice span,.calc-toggle span{display:flex;min-height:58px;align-items:center;justify-content:center;gap:4px;flex-direction:column;border:1px solid rgba(255,255,255,.12);border-radius:8px;background:rgba(255,255,255,.045);color:var(--text);text-align:center;transition:border-color .18s ease,background .18s ease,box-shadow .18s ease,transform .18s ease}
.calc-choice span b,.calc-toggle span b{font-size:14px;line-height:1.2}
.calc-choice span small,.calc-toggle span small{color:var(--muted);font-size:12px;line-height:1.25}
.calc-choice:hover span,.calc-toggle:hover span{border-color:rgba(255,140,26,.35);background:rgba(255,255,255,.065)}
.calc-choice input:checked + span,.calc-toggle input:checked + span{border-color:rgba(255,140,26,.72);background:rgba(255,140,26,.16);box-shadow:0 12px 28px rgba(255,140,26,.12)}
.calc-choice input:focus-visible + span,.calc-toggle input:focus-visible + span{box-shadow:0 0 0 3px rgba(255,140,26,.18)}
.calc-toggle{margin-top:20px}
.calc-toggle span{position:relative;align-items:flex-start;text-align:left;padding:15px 64px 15px 16px}
.calc-toggle span:before{content:"";position:absolute;right:16px;top:20px;width:34px;height:18px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.14)}
.calc-toggle span:after{content:"";position:absolute;right:33px;top:23px;width:12px;height:12px;border-radius:999px;background:#fff;transition:right .18s ease,background .18s ease}
.calc-toggle input:checked + span:after{right:21px;background:var(--accent)}
.calc-summary-stick{position:sticky;top:92px}
.calc-price{margin:10px 0 8px;color:var(--text);font-size:42px;font-weight:900;line-height:1.05;letter-spacing:0}
.calc-subprice{color:var(--muted);font-size:15px;line-height:1.55}
.calc-summary-line{margin-top:14px;padding:12px 14px;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:rgba(255,255,255,.04);color:var(--muted);font-size:13px;line-height:1.5}
.calc-breakdown{display:grid;grid-template-columns:1fr;gap:8px;margin-top:16px}
.calc-breakdown-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:8px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09)}
.calc-breakdown-item strong{color:var(--muted);font-size:13px;line-height:1.35}
.calc-breakdown-item span{color:var(--text);font-size:17px;font-weight:900;text-align:right;line-height:1.25}
.calc-contact{margin-top:18px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1)}
.calc-contact p{margin-top:8px;margin-bottom:14px}
.calc-contact .calc-input{margin-bottom:12px}
.calc-consent{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:13px;line-height:1.5;cursor:pointer}
.calc-consent input{margin-top:3px;accent-color:var(--accent);cursor:pointer}
.calc-consent a{color:var(--text);text-decoration:underline;text-underline-offset:3px}
.calc-submit-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.calc-submit-row .btn{justify-content:center;min-height:48px;text-align:center}
.calc-submit-row .btn:first-child{grid-column:1 / -1}
.calc-status{min-height:20px;margin-top:12px;color:var(--muted);font-size:13px;line-height:1.45}
.calc-status.is-error{color:#ffb3a1}
.calc-status.is-ok{color:#bff5c8}
.calc-footnote{max-width:860px;margin:16px 0 0;color:var(--muted);font-size:13px;line-height:1.65}
@media (max-width:1100px){
  .calc-layout{grid-template-columns:1fr}
  .calc-summary-stick{position:static}
  .calc-breakdown{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:760px){
  .calc-hero{padding:34px 0 12px}
  .calc-hero h1{font-size:34px;line-height:1.12}
  .calc-hero .lead{font-size:16px;line-height:1.55}
  .calc-panel{padding:18px}
  .calc-panel-head{display:block}
  .calc-panel-head p{margin-top:8px}
  .calc-range-wrap{grid-template-columns:1fr 104px;gap:12px}
  .calc-range-value{grid-column:1 / -1}
  .calc-options--three,.calc-options--systems{grid-template-columns:1fr}
  .calc-choice span{min-height:52px;align-items:flex-start;text-align:left;padding:12px 14px}
  .calc-toggle span{min-height:52px;padding:12px 62px 12px 14px}
  .calc-breakdown,.calc-submit-row{grid-template-columns:1fr}
  .calc-price{font-size:34px}
}