.fs-calculator{background:#fff;color:#222439;font-family:Montserrat,Arial,sans-serif;min-height:70vh}
.fs-calculator *{box-sizing:border-box}
.fs-calculator__wrap{max-width:1200px;margin:0 auto;padding:58px 24px 100px}
.fs-calculator__back{display:inline-block;margin-bottom:42px;color:#087f4a;font-size:14px;font-weight:700;text-decoration:none}
.fs-calculator__back:hover{text-decoration:underline}
.fs-calculator__hero{max-width:850px;margin-bottom:40px}
.fs-calculator__eyebrow{display:block;margin-bottom:16px;color:#078b51;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}
.fs-calculator h1{margin:0 0 18px;color:#222439;font-size:clamp(36px,4.5vw,58px);font-weight:800;line-height:1.15;letter-spacing:-.035em}
.fs-calculator__hero p{margin:0;color:#52606e;font-size:clamp(17px,1.7vw,20px);line-height:1.6}
.fs-calculator__layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);align-items:start;gap:22px}
.fs-calculator__panel{min-width:0;padding:34px;border:1px solid #dce9e2;border-radius:20px;background:#fff;box-shadow:0 14px 36px #103e2410}
.fs-calculator__panel h2,.fs-calculator__method h2{margin:0 0 15px;color:#222439;font-size:clamp(22px,2.3vw,29px);line-height:1.25}
.fs-calculator__hint{margin:0 0 28px;color:#5d6874;font-size:14px;line-height:1.6}
.fs-calculator__fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:21px 18px}
.fs-calculator__fields--single{grid-template-columns:1fr}
.fs-calculator label{display:flex;flex-direction:column;gap:8px;color:#263349;font-size:14px;font-weight:700;line-height:1.4}
.fs-calculator label span{color:#687480;font-size:12px;font-weight:400}
.fs-calculator input{width:100%;height:48px;padding:10px 13px;border:1px solid #cbd9d0;border-radius:8px;background:#fff;color:#222439;font:500 16px Montserrat,Arial,sans-serif}
.fs-calculator input:focus{outline:2px solid #08c873;outline-offset:1px;border-color:#08c873}
.fs-calculator input[aria-invalid=true]{border-color:#c62828}
.fs-calculator__result{background:#f7faf8;position:sticky;top:90px}
.fs-calculator__error{margin:14px 0;color:#a52424;font-size:14px;line-height:1.5}
.fs-calculator__metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px}
.fs-calculator__metric{min-width:0;padding:17px;border:1px solid #dce9e2;border-radius:12px;background:#fff}
.fs-calculator__metric--lead{grid-column:1/-1;background:#e8f9ef;border-color:#b5e9c9}
.fs-calculator__metric span{display:block;color:#53616d;font-size:13px;line-height:1.4}
.fs-calculator__metric strong{display:block;margin-top:8px;color:#222439;font-size:clamp(19px,2vw,27px);font-weight:800;line-height:1.2;overflow-wrap:anywhere}
.fs-calculator__metric--lead strong{color:#087f4a;font-size:clamp(25px,3vw,37px)}
.fs-calculator__metric em{display:block;margin-top:7px;color:#69757f;font-size:12px;font-style:normal;line-height:1.45}
.fs-calculator__result-note{margin:20px 0 0;color:#586574;font-size:13px;line-height:1.6}
.fs-calculator__method{max-width:850px;margin-top:44px;padding:30px 34px;border-left:4px solid #08c873;background:#f7faf8}
.fs-calculator__method p{margin:12px 0 0;color:#53616d;font-size:14px;line-height:1.7}
.fs-calculator__method a{color:#078b51;text-decoration:underline}
.fs-calculator__url{width:100%;min-height:136px;padding:16px;border:1px solid #cbd9d0;border-radius:9px;background:#fff;color:#263349;font:500 14px/1.6 Montserrat,Arial,sans-serif;overflow-wrap:anywhere;resize:vertical}
.fs-calculator__copy{margin-top:16px;padding:13px 22px;border:0;border-radius:26px;background:#08c873;color:#fff;font:700 14px Montserrat,Arial,sans-serif;cursor:pointer}
.fs-calculator__copy:hover{background:#05a75d}
.fs-calculator__copy:disabled{opacity:.55;cursor:not-allowed}
@media(max-width:850px){.fs-calculator__layout{grid-template-columns:1fr}.fs-calculator__result{position:static}}
@media(max-width:560px){.fs-calculator__wrap{padding:42px 18px 70px}.fs-calculator__back{margin-bottom:29px}.fs-calculator__panel{padding:23px 19px}.fs-calculator__fields{grid-template-columns:1fr}.fs-calculator__metrics{grid-template-columns:1fr}.fs-calculator__metric--lead{grid-column:auto}.fs-calculator__method{padding:22px;margin-top:30px}}