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.5rem;font-size:1rem;background:var(--color-white);color:var(--color-text);min-height:52px;min-width:72px;-webkit-appearance:none;-moz-appearance:none;appearance:none;text-align:center}.unit-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2e7d3233}.other-input{display:none}.other-input.visible{display:block;margin-top:.75rem}.section-gap{margin-top:.5rem}.checkbox-label{display:flex;align-items:flex-start;gap:.75rem;cursor:pointer;padding:.5rem 0}.checkbox-label input[type=checkbox]{width:24px;height:24px;flex-shrink:0;margin-top:.1em;accent-color:var(--color-primary);cursor:pointer}.checkbox-text{font-size:.9375rem;color:var(--color-text);line-height:1.5}.calc-btn{width:100%;background:var(--color-primary);color:var(--color-white);border:none;border-radius:var(--radius-lg);padding:1rem;font-size:1.125rem;font-weight:700;cursor:pointer;min-height:56px;margin-top:1rem;transition:background .15s,opacity .15s;-webkit-tap-highlight-color:transparent}.calc-btn:not(:disabled):hover{background:var(--color-primary-dark)}.calc-btn:not(:disabled):active{transform:scale(.98)}.calc-btn:disabled{opacity:.4;cursor:not-allowed}.calc-btn:focus-visible{outline:3px solid var(--color-primary-dark);outline-offset:2px}.error-msg{color:var(--color-danger);font-size:.875rem;margin-top:.5rem;display:flex;align-items:flex-start;gap:.375rem}.error-msg:before{content:"!";font-weight:700;background:var(--color-danger);color:#fff;border-radius:50%;width:18px;height:18px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:.75rem;margin-top:.1em}.result-card{background:var(--color-primary-bg);border:2px solid var(--color-primary-light);border-radius:var(--radius-lg);padding:1.5rem 1.25rem;margin:.75rem .75rem 0}.result-condition{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--color-border)}.result-condition dt{font-weight:600;display:inline}.result-condition dd{display:inline;margin:0 1rem 0 .25rem}.result-main{text-align:center;margin-bottom:1.25rem}.result-amount{font-size:3.5rem;font-weight:800;color:var(--color-primary-dark);line-height:1.1;letter-spacing:-.02em}.result-amount-unit{font-size:1.5rem;font-weight:700;color:var(--color-primary)}.result-instruction{font-size:1.0625rem;color:var(--color-text);line-height:1.6;margin-top:.5rem}.warning-box{background:var(--color-warning-bg);border:2px solid var(--color-warning);border-radius:var(--radius);padding:.875rem 1rem;margin-top:1rem;font-size:.9375rem;color:var(--color-warning);line-height:1.5}.warning-box strong{display:block;font-size:1rem;margin-bottom:.25rem}.danger-box{background:var(--color-danger-bg);border:2px solid var(--color-danger);border-radius:var(--radius);padding:.875rem 1rem;margin-top:1rem;font-size:.9375rem;color:var(--color-danger);line-height:1.5}.danger-box 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