.calc-header[data-astro-cid-fcbdznvv]{margin-bottom:1.5rem;padding-top:.5rem}.page-title[data-astro-cid-fcbdznvv]{font-family:var(--font-display);color:var(--text);margin-bottom:.5rem;font-size:2.5rem}.page-desc[data-astro-cid-fcbdznvv]{color:var(--text-muted);max-width:100%;font-size:.9rem;line-height:1.6}.testing-notice[data-astro-cid-fcbdznvv]{border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-muted);margin-top:.75rem;padding:.6rem .8rem;font-size:.75rem;line-height:1.5}.testing-label[data-astro-cid-fcbdznvv]{text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-right:.5rem;font-size:.65rem}.top-row[data-astro-cid-fcbdznvv]{grid-template-columns:1fr 1fr;align-items:start;gap:1.5rem;margin-bottom:1.5rem;display:grid}@media (width<=640px){.top-row[data-astro-cid-fcbdznvv]{grid-template-columns:1fr;gap:1rem}.page-title[data-astro-cid-fcbdznvv]{font-size:1.75rem}.bands-grid[data-astro-cid-fcbdznvv]{grid-template-columns:repeat(2,1fr)!important}}.panel[data-astro-cid-fcbdznvv]{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--bg-secondary);padding:1.25rem}.panel-section[data-astro-cid-fcbdznvv]{text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);font-size:10px;font-family:var(--font-mono);opacity:.6;margin-top:.75rem;margin-bottom:.15rem}.panel-section[data-astro-cid-fcbdznvv]:first-child{margin-top:0}.calc-controls[data-astro-cid-fcbdznvv]{padding:.75rem 1rem}.control-row[data-astro-cid-fcbdznvv]{justify-content:space-between;align-items:center;gap:.5rem;padding:.2rem 0;display:flex}.control-right[data-astro-cid-fcbdznvv]{align-items:center;gap:.4rem;display:flex}.control-label[data-astro-cid-fcbdznvv]{color:var(--text-muted);font-size:.8rem;font-family:var(--font-mono);white-space:nowrap}.control-unit[data-astro-cid-fcbdznvv]{color:var(--text-muted);font-size:.75rem;font-family:var(--font-mono)}.calc-select[data-astro-cid-fcbdznvv]{background:var(--bg);border:1px solid var(--border);color:var(--text);font-family:var(--font-mono);cursor:pointer;border-radius:4px;padding:.3rem .5rem;font-size:.8rem}.calc-input[data-astro-cid-fcbdznvv]{background:var(--bg);border:1px solid var(--border);color:var(--text);font-family:var(--font-mono);border-radius:4px;width:90px;padding:.3rem .5rem;font-size:.8rem}.calc-input[data-astro-cid-fcbdznvv]:focus,.calc-select[data-astro-cid-fcbdznvv]:focus{outline:1px solid var(--accent);border-color:var(--accent)}.control-desc[data-astro-cid-fcbdznvv]{color:var(--text-muted);opacity:.7;margin-top:.35rem;font-size:.7rem;line-height:1.5}.setting-slider[data-astro-cid-fcbdznvv]{width:100px;accent-color:var(--accent);cursor:pointer}.slider-val[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--text);text-align:right;min-width:3ch;font-size:.8rem}.unit-toggle[data-astro-cid-fcbdznvv]{gap:0;display:flex}.btn-unit[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;background:0 0;padding:.25rem .6rem;font-size:.75rem}.btn-unit[data-astro-cid-fcbdznvv]:first-child{border-radius:4px 0 0 4px}.btn-unit[data-astro-cid-fcbdznvv]:last-child{border-left:none;border-radius:0 4px 4px 0}.btn-unit[data-astro-cid-fcbdznvv].active{border-color:var(--accent);color:var(--accent-text);background:var(--accent-bg)}.calc-results[data-astro-cid-fcbdznvv]{flex-direction:column;gap:.5rem;display:flex}.result-main[data-astro-cid-fcbdznvv]{flex-direction:column;gap:.15rem;margin-top:.25rem;display:flex}.result-label[data-astro-cid-fcbdznvv]{text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);font-size:10px;font-family:var(--font-mono)}.result-value[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--accent-text);font-size:2rem;font-weight:700;line-height:1.1}.result-row[data-astro-cid-fcbdznvv]{justify-content:space-between;align-items:baseline;padding:.15rem 0;display:flex}.result-detail[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--text);font-size:.85rem}.result-stacked[data-astro-cid-fcbdznvv]{flex-direction:column;gap:.35rem;margin-top:.25rem;display:flex}.diagram-area[data-astro-cid-fcbdznvv]{margin-bottom:1.5rem}.diagram-area[data-astro-cid-fcbdznvv] svg[data-astro-cid-fcbdznvv]{width:100%;height:auto;margin-top:.5rem;display:block}.bands-area[data-astro-cid-fcbdznvv]{margin-bottom:1.5rem}.bands-hint[data-astro-cid-fcbdznvv]{color:var(--text-muted);margin-top:.25rem;margin-bottom:.75rem;font-size:.8rem}.bands-grid[data-astro-cid-fcbdznvv]{grid-template-columns:repeat(5,1fr);gap:.5rem;display:grid}.band-box[data-astro-cid-fcbdznvv]{border:1px solid var(--border);border-radius:4px;flex-direction:column;gap:.1rem;padding:.5rem;transition:border-color .15s;display:flex}.band-name[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--text-muted);font-size:.85rem;font-weight:700}.band-freq[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--text-muted);opacity:.6;font-size:.65rem}.band-harmonic[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--accent-text);margin-top:.1rem;font-size:.6rem}.band-box[data-astro-cid-fcbdznvv].fundamental{border-color:var(--accent);background:var(--accent-bg)}.band-box[data-astro-cid-fcbdznvv].fundamental .band-name[data-astro-cid-fcbdznvv]{color:var(--accent-text)}.band-box[data-astro-cid-fcbdznvv].fundamental .band-freq[data-astro-cid-fcbdznvv]{color:var(--accent-text);opacity:.8}.band-box[data-astro-cid-fcbdznvv].harmonic{border-color:var(--accent)}.band-box[data-astro-cid-fcbdznvv].harmonic .band-name[data-astro-cid-fcbdznvv]{color:var(--accent-text)}.formula-area[data-astro-cid-fcbdznvv]{margin-bottom:1.5rem}.formula-intro[data-astro-cid-fcbdznvv]{color:var(--text-muted);margin-top:.25rem;margin-bottom:1rem;font-size:.8rem;line-height:1.5}.formula-block[data-astro-cid-fcbdznvv]{border-top:1px solid var(--border);padding:1rem 0}.formula-title[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--text);margin-bottom:.6rem;font-size:.9rem}.formula-row[data-astro-cid-fcbdznvv]{justify-content:space-between;align-items:baseline;padding:.2rem 0;display:flex}.formula-label[data-astro-cid-fcbdznvv]{color:var(--text-muted);font-size:.75rem;font-family:var(--font-mono)}.formula-expr[data-astro-cid-fcbdznvv]{font-family:var(--font-mono);color:var(--accent-text);font-size:.85rem}.formula-note[data-astro-cid-fcbdznvv]{color:var(--text-muted);opacity:.7;margin-top:.5rem;font-size:.7rem;line-height:1.5}.formula-worked[data-astro-cid-fcbdznvv]{border:1px solid var(--border);font-family:var(--font-mono);color:var(--text);border-radius:4px;margin-top:.6rem;padding:.6rem .8rem;font-size:.75rem;line-height:1.8}.formula-worked[data-astro-cid-fcbdznvv] .fw-label[data-astro-cid-fcbdznvv]{color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:.25rem;font-size:.65rem;display:block}.formula-worked[data-astro-cid-fcbdznvv] .fw-step[data-astro-cid-fcbdznvv]{color:var(--accent-text)}