.tool-header[data-astro-cid-rmoekswp]{margin-bottom:2rem}.shape-selector[data-astro-cid-rmoekswp],.unit-selector[data-astro-cid-rmoekswp]{margin-bottom:1rem}.shape-selector[data-astro-cid-rmoekswp] label[data-astro-cid-rmoekswp],.unit-selector[data-astro-cid-rmoekswp] label[data-astro-cid-rmoekswp]{display:block;font-weight:600;margin-bottom:.5rem;font-size:.95rem}select[data-astro-cid-rmoekswp]{width:100%;padding:.6rem .75rem;border:1px solid var(--color-border);border-radius:6px;background:var(--color-bg);color:var(--color-text);font-size:1rem;cursor:pointer}.controls-card[data-astro-cid-rmoekswp]{border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;background:var(--color-bg);margin-bottom:1.5rem}.input-grid[data-astro-cid-rmoekswp]{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin-bottom:1.5rem}.input-group[data-astro-cid-rmoekswp] label[data-astro-cid-rmoekswp]{display:block;margin-bottom:.4rem;font-weight:600;font-size:.9rem}input[data-astro-cid-rmoekswp][type=number]{width:100%;padding:.6rem .75rem;border:1px solid var(--color-border);border-radius:6px;background:var(--color-bg);color:var(--color-text);font-size:1rem;box-sizing:border-box}.button-group[data-astro-cid-rmoekswp]{display:flex;gap:.75rem;flex-wrap:wrap}.button-group[data-astro-cid-rmoekswp] button[data-astro-cid-rmoekswp]{flex:1;min-width:140px;padding:.75rem 1.5rem;font-size:1rem;cursor:pointer;border-radius:6px;border:none;font-weight:600;transition:opacity .2s}.btn-primary[data-astro-cid-rmoekswp]{background:var(--color-primary);color:var(--color-bg)}.btn-secondary[data-astro-cid-rmoekswp]{background:transparent;color:var(--color-text);border:1px solid var(--color-border)!important}.button-group[data-astro-cid-rmoekswp] button[data-astro-cid-rmoekswp]:hover{opacity:.85}.error-card[data-astro-cid-rmoekswp]{border:1px solid #e74c3c;border-radius:8px;padding:1rem;background:#e74c3c14;color:#e74c3c;margin-bottom:1.5rem}.results-card[data-astro-cid-rmoekswp]{border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;background:var(--color-bg);margin-bottom:1.5rem}.results-title[data-astro-cid-rmoekswp]{font-size:1.1rem;margin-bottom:1rem;color:var(--color-text)}.result-row[data-astro-cid-rmoekswp]{display:flex;align-items:baseline;gap:.5rem;margin-bottom:.75rem;flex-wrap:wrap}.result-label[data-astro-cid-rmoekswp]{font-weight:600;color:var(--color-text);min-width:120px}.result-number[data-astro-cid-rmoekswp]{font-size:1.4rem;font-weight:700;color:var(--color-primary)}.result-unit[data-astro-cid-rmoekswp]{color:var(--color-secondary);font-size:.9rem}.formula-box[data-astro-cid-rmoekswp]{margin-top:1rem;padding:1rem;border-radius:6px;background:#00000008;font-family:monospace;font-size:.9rem;color:var(--color-secondary);line-height:1.6}@media(prefers-color-scheme:dark){.formula-box[data-astro-cid-rmoekswp]{background:#ffffff0d}}.quickref-card[data-astro-cid-rmoekswp],.about-card[data-astro-cid-rmoekswp],.features-card[data-astro-cid-rmoekswp]{border:1px solid var(--color-border);border-radius:12px;padding:1.5rem;background:var(--color-bg);margin-bottom:1.5rem}.quickref-card[data-astro-cid-rmoekswp] h3[data-astro-cid-rmoekswp],.about-card[data-astro-cid-rmoekswp] h3[data-astro-cid-rmoekswp],.features-card[data-astro-cid-rmoekswp] h3[data-astro-cid-rmoekswp]{font-size:1.1rem;margin-bottom:1rem;color:var(--color-text)}.quickref-card[data-astro-cid-rmoekswp] p[data-astro-cid-rmoekswp],.about-card[data-astro-cid-rmoekswp] p[data-astro-cid-rmoekswp]{color:var(--color-secondary);line-height:1.7;margin-bottom:.5rem}.features-card[data-astro-cid-rmoekswp] ul[data-astro-cid-rmoekswp]{list-style:none;padding:0;margin:0}.features-card[data-astro-cid-rmoekswp] li[data-astro-cid-rmoekswp]{padding:.4rem 0 .4rem 1.5rem;position:relative;color:var(--color-secondary);line-height:1.6}.features-card[data-astro-cid-rmoekswp] li[data-astro-cid-rmoekswp]:before{content:"✓";position:absolute;left:0;color:var(--color-primary);font-weight:700}@media(max-width:600px){.input-grid[data-astro-cid-rmoekswp]{grid-template-columns:1fr}.button-group[data-astro-cid-rmoekswp] button[data-astro-cid-rmoekswp]{flex:1 1 100%}}