/* Finin2min additive calculator design: scoped to .c21-root, no inherited global rewrites. */
.c21-root{max-width:1050px;margin:26px auto;box-sizing:border-box;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#12334e}
.c21-root *{box-sizing:border-box}
.c21-shell{background:linear-gradient(180deg,#f6fafe 0,#fff 32%);border:1px solid #d7e6ef;border-radius:18px;box-shadow:0 8px 24px rgba(22,62,89,.08);padding:clamp(16px,3vw,30px);overflow-wrap:anywhere}
.c21-head{border-bottom:1px solid #d9e7f1;padding-bottom:16px;margin-bottom:18px}
.c21-kicker{display:block;font-size:.78rem;letter-spacing:.07em;text-transform:uppercase;color:#126b71;font-weight:800;margin-bottom:8px}
.c21-head h2{font-size:clamp(1.3rem,2.4vw,1.75rem);line-height:1.25;margin:0 0 10px!important;color:#133b58}
.c21-head p,.c21-fine{color:#465d6f;font-size:.95rem;line-height:1.65;margin:0}
.c21-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.c21-fields label{display:flex;flex-direction:column;gap:7px;font-size:.9rem;font-weight:650;line-height:1.35;color:#173c55;min-width:0}
.c21-fields input,.c21-fields select{width:100%;min-width:0;background:white;border:1px solid #9cb9c9;border-radius:10px;padding:11px 12px;color:#193a50;font:inherit;font-size:1rem;min-height:44px}
.c21-fields :is(input,select):focus-visible,.c21-actions button:focus-visible{outline:3px solid #32a6ac;outline-offset:2px}
.c21-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.c21-actions button{padding:12px 16px;background:#086c73;color:#fff;border:1px solid #086c73;border-radius:9px;cursor:pointer;min-height:44px;font:inherit;font-weight:700;max-width:100%;white-space:normal}
.c21-actions button.c21-secondary{color:#14505b;background:#fff;border-color:#b1cbd5}
.c21-actions button[disabled]{opacity:.55;cursor:not-allowed}
.c21-result{margin-top:18px;padding:14px;background:#f0f8fa;border:1px solid #d4eaef;border-radius:12px;line-height:1.5;min-height:56px}
.c21-result[data-c21-status=error]{background:#fff4ed;border-color:#fed4ba;color:#8b3c18}
.c21-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin:0}
.c21-stats>div{min-width:0;background:white;border:1px solid #dbe8ec;padding:12px;border-radius:9px}
.c21-stats dt{font-size:.85rem;color:#536b7b;line-height:1.35}
.c21-stats dd{margin:6px 0 0;font-size:1.1rem;font-weight:750;color:#123b51;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.c21-fine{margin-top:16px;font-size:.83rem}
@media(max-width:780px){.c21-fields{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.c21-fields,.c21-stats{grid-template-columns:minmax(0,1fr)}.c21-actions{display:grid;grid-template-columns:1fr}.c21-actions button{width:100%}}