.calc-tool{gap:1rem;max-width:680px;margin:1.5rem auto 3rem;padding:0 1rem;display:grid}.calc-panel{border:1px solid var(--border,#e2e2e2);border-radius:1rem;gap:.75rem;padding:1rem 1.25rem 1.25rem;display:grid}.calc-panel legend{padding:0 .5rem;font-weight:700}.calc-panel label{gap:.3rem;font-size:.9rem;font-weight:600;display:grid}.calc-panel input:not([type=checkbox]),.calc-panel select,.calc-panel textarea{border:1px solid var(--border,#c9c9c9);min-height:44px;font:inherit;background:var(--surface,#fff);color:inherit;border-radius:.6rem;width:100%;padding:.5rem .7rem}.calc-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.7rem;display:grid}.calc-actions{flex-wrap:wrap;gap:.5rem;display:flex}.calc-actions button{min-height:44px}.calc-check{flex-direction:row;align-items:center;gap:.6rem;min-height:44px;font-weight:600;display:flex}.calc-check input{width:1.4rem;height:1.4rem;accent-color:var(--focus,#1a73e8)}.calc-result{border-top:1px solid var(--border,#e2e2e2);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:.5rem;margin:0;padding-top:.75rem;display:flex}.calc-result span{color:var(--muted,#666);font-size:.9rem}.calc-result strong{font-variant-numeric:tabular-nums;font-size:1.6rem}.calc-stats{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.5rem;margin:0;display:grid}.calc-stats>div{border:1px solid var(--border,#e2e2e2);border-radius:.6rem;gap:.15rem;padding:.5rem .7rem;display:grid}.calc-stats dt{color:var(--muted,#666);font-size:.8rem}.calc-stats dd{font-variant-numeric:tabular-nums;margin:0;font-size:1.15rem;font-weight:700}.calc-hint{color:var(--muted,#666);margin:0;font-size:.9rem}.calc-error{color:#b3261e;background:#fdecea;border-radius:.6rem;margin:0;padding:.6rem .8rem;font-weight:600}.calc-resultbox{gap:.4rem;display:grid}