.tool-section[data-astro-cid-l66zarof]{background:#fff;border-radius:12px;padding:24px;margin-bottom:16px;box-shadow:0 2px 8px #00000014}.section-title[data-astro-cid-l66zarof]{font-size:1.2rem;font-weight:600;color:#1a1a2e;margin-bottom:16px}.unit-select[data-astro-cid-l66zarof]{padding:12px;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;background:#f8f9fa;cursor:pointer}.unit-label[data-astro-cid-l66zarof]{display:inline-block;padding:12px 16px;background:#f0f0f0;border-radius:8px;font-weight:600;color:#555}.hint[data-astro-cid-l66zarof]{font-size:.85rem;color:#666;margin-top:4px}#result3[data-astro-cid-l66zarof]{background:linear-gradient(135deg,#e8f5e9,#c8e6c9);border:2px solid #4caf50}#result3[data-astro-cid-l66zarof] .result-label[data-astro-cid-l66zarof]{color:#2e7d32}#result3[data-astro-cid-l66zarof] .result-value[data-astro-cid-l66zarof]{color:#1b5e20}.card-icon[data-astro-cid-l66zarof]{font-size:2rem;margin-bottom:8px}