.hydration-calc[data-astro-cid-slhgrg7q]{gap:var(--spacing-6);display:grid}.calc-card[data-astro-cid-slhgrg7q]{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-6)}@media (width>=640px){.calc-card[data-astro-cid-slhgrg7q]{padding:var(--spacing-8)}}.calc-inputs[data-astro-cid-slhgrg7q]{gap:var(--spacing-6);padding-bottom:var(--spacing-6);border-bottom:1px solid var(--color-border);display:grid}.calc-field-head[data-astro-cid-slhgrg7q]{justify-content:space-between;align-items:center;gap:var(--spacing-3);margin-bottom:var(--spacing-2);flex-wrap:wrap;display:flex}.calc-field-head[data-astro-cid-slhgrg7q] label[data-astro-cid-slhgrg7q],.toggle-label[data-astro-cid-slhgrg7q]{color:var(--color-text);font-size:.9375rem;font-weight:600}.calc-field-right[data-astro-cid-slhgrg7q]{align-items:center;gap:var(--spacing-3);display:flex}output[data-astro-cid-slhgrg7q]{font-variant-numeric:tabular-nums;color:var(--color-accent);white-space:nowrap;font-size:.9375rem;font-weight:600}.weight-input[data-astro-cid-slhgrg7q]{width:5.5rem;height:44px;padding:0 var(--spacing-3);font-variant-numeric:tabular-nums;text-align:right;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);font-size:1rem;font-weight:600}.weight-input[data-astro-cid-slhgrg7q]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.weight-input[data-astro-cid-slhgrg7q]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.weight-input[data-astro-cid-slhgrg7q]{appearance:textfield}input[data-astro-cid-slhgrg7q][type=range]{appearance:none;cursor:pointer;background:0 0;width:100%;height:44px}input[data-astro-cid-slhgrg7q][type=range]::-webkit-slider-runnable-track{background:var(--color-border-strong);border-radius:3px;height:6px}input[data-astro-cid-slhgrg7q][type=range]::-webkit-slider-thumb{appearance:none;background:var(--color-accent);border:none;border-radius:50%;width:28px;height:28px;margin-top:-11px}input[data-astro-cid-slhgrg7q][type=range]::-moz-range-track{background:var(--color-border-strong);border-radius:3px;height:6px}input[data-astro-cid-slhgrg7q][type=range]::-moz-range-thumb{background:var(--color-accent);border:none;border-radius:50%;width:28px;height:28px}.unit-toggle[data-astro-cid-slhgrg7q]{border:1px solid var(--color-border-strong);border-radius:var(--radius-full);display:inline-flex;overflow:hidden}.unit-toggle[data-astro-cid-slhgrg7q] button[data-astro-cid-slhgrg7q]{min-width:44px;color:var(--color-text-secondary);transition:background-color var(--transition-fast), color var(--transition-fast);background:0 0;border:none;padding:.3rem .75rem;font-size:.8125rem;font-weight:600}.unit-toggle[data-astro-cid-slhgrg7q] button[data-astro-cid-slhgrg7q][aria-pressed=true]{background:var(--color-accent);color:#fff}.calc-field-toggle[data-astro-cid-slhgrg7q]{justify-content:space-between;align-items:center;gap:var(--spacing-4);display:flex}.toggle-hint[data-astro-cid-slhgrg7q]{color:var(--color-text-tertiary);margin-top:.125rem;font-size:.8125rem}.switch[data-astro-cid-slhgrg7q]{border-radius:var(--radius-full);border:1px solid var(--color-border-strong);background:var(--color-surface-secondary);width:52px;height:30px;transition:background-color var(--transition-fast), border-color var(--transition-fast);flex-shrink:0;position:relative}.switch-thumb[data-astro-cid-slhgrg7q]{background:var(--color-text-tertiary);width:22px;height:22px;transition:transform var(--transition-fast), background-color var(--transition-fast);border-radius:50%;position:absolute;top:3px;left:3px}.switch[data-astro-cid-slhgrg7q][aria-checked=true]{background:var(--color-accent);border-color:var(--color-accent)}.switch[data-astro-cid-slhgrg7q][aria-checked=true] .switch-thumb[data-astro-cid-slhgrg7q]{background:#fff;transform:translate(22px)}.calc-results[data-astro-cid-slhgrg7q]{padding-top:var(--spacing-6)}.hero-number[data-astro-cid-slhgrg7q]{margin-bottom:var(--spacing-6);line-height:var(--leading-heading)}.hero-number[data-astro-cid-slhgrg7q] #hc-rate[data-astro-cid-slhgrg7q]{letter-spacing:var(--tracking-display);color:var(--color-text);font-variant-numeric:tabular-nums;font-size:clamp(2.5rem,9vw,4rem);font-weight:700;display:block}.hero-unit[data-astro-cid-slhgrg7q]{color:var(--color-text-secondary);margin-top:.25rem;font-size:1rem;display:block}.stat-row[data-astro-cid-slhgrg7q]{gap:var(--spacing-3);grid-template-columns:repeat(2,1fr);display:grid}@media (width<=480px){.stat-row[data-astro-cid-slhgrg7q]{grid-template-columns:1fr}}.stat-card[data-astro-cid-slhgrg7q]{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-4)}.stat-label[data-astro-cid-slhgrg7q]{text-transform:uppercase;letter-spacing:.04em;color:var(--color-text-tertiary);margin-bottom:.25rem;font-size:.75rem;font-weight:600}.stat-value[data-astro-cid-slhgrg7q]{color:var(--color-text);font-variant-numeric:tabular-nums;font-size:1.25rem;font-weight:700}.calc-note[data-astro-cid-slhgrg7q]{margin-top:var(--spacing-5);color:var(--color-text-tertiary);font-size:.875rem}@media (prefers-reduced-motion:reduce){.switch[data-astro-cid-slhgrg7q],.switch-thumb[data-astro-cid-slhgrg7q],.unit-toggle[data-astro-cid-slhgrg7q] button[data-astro-cid-slhgrg7q]{transition:none}}