/* Калькулятор стоимости */
.calc{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;margin-top:36px;align-items:start}
@media(max-width:960px){.calc{grid-template-columns:1fr}}
.calc-form{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:var(--shadow)}
.seg{display:flex;background:var(--bg-soft);border-radius:999px;padding:5px;margin-bottom:22px;gap:4px}
.seg button{flex:1;border:0;background:transparent;border-radius:999px;padding:12px 14px;font:700 .9rem Montserrat,Arial,sans-serif;color:var(--ink-2);cursor:pointer;transition:background .4s var(--ease),color .3s,box-shadow .4s}
.seg button.is-active{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(234,44,89,.3)}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:600px){.calc-grid{grid-template-columns:1fr}}
.calc-grid label{display:block}
.calc-grid label>span{display:block;font:600 .8rem Montserrat,Arial,sans-serif;color:var(--ink-2);margin-bottom:6px}
.calc-grid input[type=number],.calc-grid select{width:100%;padding:12px 14px;border:2px solid var(--line);border-radius:12px;font:inherit;background:#fff;transition:border-color .3s,box-shadow .3s}
.calc-grid input:focus,.calc-grid select:focus{outline:0;border-color:var(--c2);box-shadow:0 0 0 4px rgba(234,44,89,.12)}
.calc-grid .calc-check{display:flex;align-items:center;gap:10px;grid-column:1/-1;padding-top:6px;font-size:.92rem;color:var(--ink-2)}
.calc-grid .calc-check input{width:18px;height:18px;accent-color:var(--c2)}
.calc-grid .calc-check span{margin:0;font:inherit;color:inherit}
.calc:not(.is-fbo) .fbo-only{display:none}
.calc.is-fbo .fbs-only{display:none}
.calc-result{position:sticky;top:96px;background:linear-gradient(140deg,#1f2327,#3a1f4a 60%,#7b2a8c);color:#fff;border-radius:24px;padding:28px;box-shadow:0 30px 80px rgba(0,0,0,.25);overflow:hidden}
.calc-total{margin-bottom:18px}
.calc-total span{display:block;font:600 .8rem Montserrat,Arial,sans-serif;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.7)}
.calc-total b{display:block;font:800 clamp(2rem,4vw,2.8rem)/1.1 Montserrat,Arial,sans-serif;background:linear-gradient(90deg,#fff,#ffd6a8);-webkit-background-clip:text;background-clip:text;color:transparent;transition:opacity .3s,transform .3s var(--ease)}
.calc-total b.is-updating{opacity:.4;transform:translateY(4px)}
.calc-total small{display:block;color:rgba(255,255,255,.75);margin-top:4px}
.calc-lines{width:100%;border-collapse:collapse;font-size:.9rem;margin-bottom:14px}
.calc-lines td{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.12);vertical-align:top}
.calc-lines td:last-child{text-align:right;white-space:nowrap;font-weight:700;padding-left:12px}
.calc-lines td small{display:block;color:rgba(255,255,255,.6);font-size:.8rem}
.calc-result .price-note{color:rgba(255,255,255,.7)}
.calc-result .btn{width:100%;justify-content:center;margin-top:8px}