.tool-header[data-astro-cid-nh4uwwcf]{text-align:center;margin-bottom:2rem}.tool-header[data-astro-cid-nh4uwwcf] h1[data-astro-cid-nh4uwwcf]{font-size:2rem;margin-bottom:.5rem}.tool-header[data-astro-cid-nh4uwwcf] p[data-astro-cid-nh4uwwcf]{color:var(--color-secondary)}.shape-selector[data-astro-cid-nh4uwwcf],.unit-selector[data-astro-cid-nh4uwwcf]{text-align:center;margin-bottom:1rem}.shape-selector[data-astro-cid-nh4uwwcf] label[data-astro-cid-nh4uwwcf],.unit-selector[data-astro-cid-nh4uwwcf] label[data-astro-cid-nh4uwwcf]{display:block;margin-bottom:.5rem;font-weight:500}.shape-selector[data-astro-cid-nh4uwwcf] select[data-astro-cid-nh4uwwcf],.unit-selector[data-astro-cid-nh4uwwcf] select[data-astro-cid-nh4uwwcf]{padding:.5rem 1rem;font-size:1rem;border:1px solid var(--color-border);border-radius:.5rem;background:var(--color-bg);color:var(--color-text);min-width:300px}.controls-card[data-astro-cid-nh4uwwcf]{border:1px solid var(--color-border);border-radius:.75rem;padding:1.5rem;margin-bottom:1.5rem;background:var(--color-bg-offset)}.input-grid[data-astro-cid-nh4uwwcf]{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-bottom:1rem}.input-group[data-astro-cid-nh4uwwcf]{display:flex;flex-direction:column}.input-group[data-astro-cid-nh4uwwcf] label[data-astro-cid-nh4uwwcf]{margin-bottom:.5rem;font-weight:500;font-size:.9rem}.number-input[data-astro-cid-nh4uwwcf]{padding:.75rem;font-size:1.1rem;border:1px solid var(--color-border);border-radius:.5rem;background:var(--color-bg);color:var(--color-text);width:100%}.number-input[data-astro-cid-nh4uwwcf]:focus{outline:2px solid var(--color-primary);border-color:var(--color-primary)}.button-group[data-astro-cid-nh4uwwcf]{display:flex;gap:.5rem}.btn-primary[data-astro-cid-nh4uwwcf]{padding:.75rem 1.5rem;border:none;border-radius:.5rem;background:var(--color-primary);color:#fff;font-size:1rem;font-weight:500;cursor:pointer;flex:1}.btn-primary[data-astro-cid-nh4uwwcf]:hover{opacity:.9}.btn-secondary[data-astro-cid-nh4uwwcf]{padding:.75rem 1.5rem;border:1px solid var(--color-border);border-radius:.5rem;background:transparent;color:var(--color-text);font-size:1rem;cursor:pointer}.btn-secondary[data-astro-cid-nh4uwwcf]:hover{background:var(--color-bg)}.error-card[data-astro-cid-nh4uwwcf]{border:1px solid #ef4444;border-radius:.5rem;padding:1rem;margin-bottom:1.5rem;background:#fef2f2;color:#dc2626}.results-card[data-astro-cid-nh4uwwcf]{border:1px solid var(--color-border);border-radius:.75rem;padding:2rem;margin-bottom:1.5rem;background:var(--color-bg-offset)}.results-title[data-astro-cid-nh4uwwcf]{font-size:1rem;margin-bottom:1rem;color:var(--color-secondary);text-align:center}.result-row[data-astro-cid-nh4uwwcf]{display:flex;align-items:baseline;justify-content:center;gap:.5rem;margin-bottom:.75rem}.result-label[data-astro-cid-nh4uwwcf]{font-weight:500;color:var(--color-secondary)}.result-number[data-astro-cid-nh4uwwcf]{font-size:2rem;font-weight:700;color:var(--color-primary)}.result-unit[data-astro-cid-nh4uwwcf]{font-size:1.2rem;font-weight:600;color:var(--color-primary)}.formula-box[data-astro-cid-nh4uwwcf]{margin-top:1rem;padding:1rem;background:var(--color-bg);border-radius:.5rem;font-family:monospace;text-align:center;color:var(--color-secondary)}.quickref-card[data-astro-cid-nh4uwwcf],.about-card[data-astro-cid-nh4uwwcf],.features-card[data-astro-cid-nh4uwwcf],.shapes-card[data-astro-cid-nh4uwwcf]{border:1px solid var(--color-border);border-radius:.75rem;padding:1.5rem;margin-bottom:1.5rem;background:var(--color-bg-offset)}.quickref-card[data-astro-cid-nh4uwwcf] h3[data-astro-cid-nh4uwwcf],.about-card[data-astro-cid-nh4uwwcf] h3[data-astro-cid-nh4uwwcf],.features-card[data-astro-cid-nh4uwwcf] h3[data-astro-cid-nh4uwwcf],.shapes-card[data-astro-cid-nh4uwwcf] h3[data-astro-cid-nh4uwwcf]{margin-bottom:1rem;font-size:1.1rem}.features-card[data-astro-cid-nh4uwwcf] ul[data-astro-cid-nh4uwwcf],.shapes-card[data-astro-cid-nh4uwwcf] ul[data-astro-cid-nh4uwwcf]{padding-left:1.25rem}.features-card[data-astro-cid-nh4uwwcf] li[data-astro-cid-nh4uwwcf],.shapes-card[data-astro-cid-nh4uwwcf] li[data-astro-cid-nh4uwwcf]{margin-bottom:.5rem}.quickref-card[data-astro-cid-nh4uwwcf] p[data-astro-cid-nh4uwwcf]{margin-bottom:.5rem;color:var(--color-secondary)}@media(max-width:600px){.shape-selector[data-astro-cid-nh4uwwcf] select[data-astro-cid-nh4uwwcf],.unit-selector[data-astro-cid-nh4uwwcf] select[data-astro-cid-nh4uwwcf]{min-width:100%;width:100%}.input-grid[data-astro-cid-nh4uwwcf]{grid-template-columns:1fr}.result-number[data-astro-cid-nh4uwwcf]{font-size:1.5rem}}