.calc-main{padding:60px 0 80px}
.calc-wizard{max-width:760px;margin:0 auto;background:#fff;border-radius:18px;padding:32px;box-shadow:0 10px 30px -10px rgba(0,0,0,.1)}
.calc-progress-bar{height:6px;background:#eee;border-radius:999px;overflow:hidden;margin-bottom:6px}
.calc-progress-fill{height:100%;background:#C9A35B;transition:width .3s}
.calc-progress-info{display:flex;justify-content:space-between;font-size:13px;color:#888;margin-bottom:24px}
.calc-step{display:none}.calc-step.active{display:block}
.calc-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.calc-card{display:flex;flex-direction:column;align-items:center;padding:18px;border:2px solid #eee;border-radius:12px;cursor:pointer;transition:all .2s}
.calc-card input{display:none}.calc-card:has(input:checked){border-color:#C9A35B;background:#fff8ed}
.calc-card.disabled{opacity:.4;cursor:not-allowed}
.calc-card-icon{font-size:32px;margin-bottom:8px}
.calc-duo{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}
.calc-step label{display:block;margin-bottom:12px}
.calc-step input[type=number],.calc-step input[type=text],.calc-step input[type=tel],.calc-step select{width:100%;padding:10px 12px;border:1.5px solid #ddd;border-radius:8px;font:inherit}
.opt{display:block;padding:10px 12px;border:1.5px solid #eee;border-radius:8px;margin-bottom:6px;cursor:pointer}
.opt:has(input:checked){border-color:#C9A35B;background:#fff8ed}
fieldset{border:0;padding:0;margin:0 0 18px}fieldset legend{font-weight:600;margin-bottom:8px}
.calc-result table{width:100%;border-collapse:collapse;margin-bottom:14px}
.calc-result th,.calc-result td{padding:6px 8px;border-bottom:1px solid #eee;text-align:left;font-size:14px}
.calc-result tr.total td{font-weight:700;font-size:17px;border-top:2px solid #181818;border-bottom:0}
.calc-disclaimer{background:#fff8ed;border-radius:8px;padding:14px;font-size:13px;color:#7a5a14;margin-bottom:20px}
.calc-actions{display:flex;justify-content:space-between;margin-top:24px;padding-top:18px;border-top:1px solid #eee}
.btn,.btn-primary,.btn-outline{padding:12px 22px;border:none;border-radius:8px;cursor:pointer;font:inherit;font-weight:600;min-height:44px}
.btn-primary{background:#181818;color:#fff}.btn-outline{background:transparent;border:1.5px solid #181818;color:#181818}
@media(max-width:640px){
  .calc-wizard{padding:18px;border-radius:12px}
  .calc-cards{grid-template-columns:1fr 1fr}
  .calc-duo{grid-template-columns:1fr}
  .calc-step input[type=number],.calc-step input[type=text],.calc-step input[type=tel],.calc-step select{font-size:16px;min-height:44px}
  .opt{min-height:44px;display:flex;align-items:center}
  .calc-actions{gap:10px}
  .calc-actions .btn,.calc-actions .btn-primary,.calc-actions .btn-outline{flex:1;padding:12px 16px}
}