.tuning-tool[data-astro-cid-d3wrm7o5]{width:min(100%,52rem);margin:0 auto}.tool-panel[data-astro-cid-d3wrm7o5]{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow);padding:clamp(1.3rem,4vw,2.4rem)}[data-astro-cid-d3wrm7o5][hidden]{display:none!important}h2[data-astro-cid-d3wrm7o5]{max-width:20ch;font-family:var(--font-heading);margin:.3rem 0 1rem;font-size:clamp(1.8rem,4vw,2.7rem);line-height:1.12}p[data-astro-cid-d3wrm7o5]{max-width:66ch;color:var(--text-secondary)}.eyebrow[data-astro-cid-d3wrm7o5]{color:var(--text-muted);letter-spacing:.12em;text-transform:uppercase;margin:0;font-size:.78rem;font-weight:700}.preparation[data-astro-cid-d3wrm7o5]{counter-reset:preparation;gap:.8rem;margin:1.5rem 0;padding:0;list-style:none;display:grid}.preparation[data-astro-cid-d3wrm7o5] li[data-astro-cid-d3wrm7o5]{min-height:2.2rem;color:var(--text-secondary);counter-increment:preparation;padding-left:3rem;position:relative}.preparation[data-astro-cid-d3wrm7o5] li[data-astro-cid-d3wrm7o5]:before{border:1px solid var(--line-strong);content:counter(preparation);border-radius:50%;place-items:center;width:2.1rem;height:2.1rem;font-weight:700;display:grid;position:absolute;top:-.15rem;left:0}.privacy-note[data-astro-cid-d3wrm7o5],.result-limits[data-astro-cid-d3wrm7o5]{border-left:3px solid var(--line-strong);color:var(--text-muted);background:#ffffff0a;padding:.8rem 1rem;font-size:.88rem}button[data-astro-cid-d3wrm7o5],.primary-button[data-astro-cid-d3wrm7o5],.secondary-button[data-astro-cid-d3wrm7o5],.quiet-button[data-astro-cid-d3wrm7o5]{border:1px solid var(--line);border-radius:var(--radius-control);text-align:center;cursor:pointer;justify-content:center;align-items:center;min-height:3rem;padding:.7rem 1.05rem;font-weight:700;line-height:1.2;text-decoration:none;display:inline-flex}.primary-button[data-astro-cid-d3wrm7o5]{border-color:var(--accent);background:var(--accent);color:var(--accent-contrast)}.primary-button[data-astro-cid-d3wrm7o5]:hover:not(:disabled){border-color:var(--text);background:var(--text)}.secondary-button[data-astro-cid-d3wrm7o5]:hover,.quiet-button[data-astro-cid-d3wrm7o5]:hover{border-color:var(--line-strong);background:var(--surface-active)}.secondary-button[data-astro-cid-d3wrm7o5]{background:var(--surface-soft);color:var(--text)}.quiet-button[data-astro-cid-d3wrm7o5]{color:var(--text-muted);background:0 0;border-color:#0000}button[data-astro-cid-d3wrm7o5]:disabled{cursor:not-allowed;opacity:.55}[data-astro-cid-d3wrm7o5]:is(button,a,select,summary,input):focus-visible{outline:3px solid var(--text);outline-offset:4px}.measurement-header[data-astro-cid-d3wrm7o5]{justify-content:space-between;align-items:start;gap:1rem;display:flex}.target[data-astro-cid-d3wrm7o5]{text-align:right;max-width:27rem;margin:0;display:grid}.target[data-astro-cid-d3wrm7o5] strong[data-astro-cid-d3wrm7o5]{color:var(--text);font-family:var(--font-heading);font-size:2.3rem;font-weight:400;line-height:1.2}.target[data-astro-cid-d3wrm7o5] span[data-astro-cid-d3wrm7o5]{color:var(--text-secondary);font-size:.9rem}.keyboard[data-astro-cid-d3wrm7o5]{border:1px solid var(--line-strong);border-radius:var(--radius-control);background:var(--text);height:clamp(8rem,22vw,11rem);margin:2rem 0 1.4rem;display:flex;position:relative;overflow:hidden}.piano-key[data-astro-cid-d3wrm7o5]{border-right:1px solid var(--line-strong);background:var(--accent);color:var(--accent-contrast);flex:1;justify-content:center;align-items:end;display:flex;position:relative}.piano-key[data-astro-cid-d3wrm7o5]:last-child{border-right:0}.piano-key--black[data-astro-cid-d3wrm7o5]{z-index:2;border:0;flex:0 0 0;align-items:end}.piano-key--black[data-astro-cid-d3wrm7o5]:before{background:var(--surface);content:"";border-radius:0 0 .25rem .25rem;width:2.1rem;height:62%;position:absolute;top:0;left:-1.05rem}.piano-key[data-astro-cid-d3wrm7o5] span[data-astro-cid-d3wrm7o5]{z-index:3;padding-bottom:.6rem;font-size:clamp(.62rem,2vw,.78rem);font-weight:700}.piano-key--target[data-astro-cid-d3wrm7o5]:after{border-radius:var(--radius-control);background:var(--text-muted);content:"";height:.25rem;position:absolute;bottom:2.2rem;left:18%;right:18%}.piano-key[data-astro-cid-d3wrm7o5][data-state=active]{background:var(--text);box-shadow:inset 0 0 0 3px var(--black)}.piano-key[data-astro-cid-d3wrm7o5][data-state=complete]{background:#d8f2df}.piano-key[data-astro-cid-d3wrm7o5][data-state=complete]:after{background:#25783b}.piano-key[data-astro-cid-d3wrm7o5][data-state=skipped]{color:var(--line-strong);background:#e5e5e5}.meter[data-astro-cid-d3wrm7o5]{border:1px solid var(--line);border-radius:var(--radius-control);background:var(--background);min-height:4rem;color:var(--text-secondary);text-align:center;padding:1.1rem}.meter[data-astro-cid-d3wrm7o5][data-state=listening]{color:#e0edff;border-color:#7d9bc0}.meter[data-astro-cid-d3wrm7o5][data-state=success]{color:#dff7e5;border-color:#488659}.meter[data-astro-cid-d3wrm7o5][data-state=error]{color:#ffe2dc;border-color:#a36c62}.tool-actions[data-astro-cid-d3wrm7o5]{flex-wrap:wrap;gap:.65rem;margin-top:1.25rem;display:flex}fieldset[data-astro-cid-d3wrm7o5]{border:1px solid var(--line);border-radius:var(--radius-control);gap:.5rem;min-width:0;margin:1.5rem 0;padding:1rem;display:grid}legend[data-astro-cid-d3wrm7o5]{padding:0 .4rem;font-weight:700}label[data-astro-cid-d3wrm7o5]{border-radius:var(--radius-control);cursor:pointer;align-items:center;gap:.65rem;min-height:2.5rem;padding:.35rem .5rem;display:flex}label[data-astro-cid-d3wrm7o5]:hover{background:#ffffff0d}input[data-astro-cid-d3wrm7o5]{width:1.15rem;height:1.15rem;accent-color:var(--text);flex-shrink:0}.reference-label[data-astro-cid-d3wrm7o5]{padding-left:0;font-weight:700}select[data-astro-cid-d3wrm7o5]{border:1px solid var(--line-strong);border-radius:var(--radius-control);background:var(--surface-raised);width:100%;min-height:3rem;color:var(--text);font:inherit;padding:.6rem}.small[data-astro-cid-d3wrm7o5]{color:var(--text-muted);font-size:.86rem;line-height:1.55}.signal-grid[data-astro-cid-d3wrm7o5]{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1rem;display:grid}.signal-grid[data-astro-cid-d3wrm7o5] label[data-astro-cid-d3wrm7o5]{color:var(--text-secondary);padding:0;font-size:.85rem;display:grid}meter[data-astro-cid-d3wrm7o5],progress[data-astro-cid-d3wrm7o5]{width:100%;height:.8rem;accent-color:var(--accent)}.frequency[data-astro-cid-d3wrm7o5]{font-variant-numeric:tabular-nums;margin-bottom:0}.cancel-button[data-astro-cid-d3wrm7o5]{margin:1rem auto;display:flex}.form-error[data-astro-cid-d3wrm7o5]{color:#ffd8d0;font-weight:700}.result-panel[data-astro-cid-d3wrm7o5][data-status=good]{border-color:#3d784c}.result-panel[data-astro-cid-d3wrm7o5][data-status=recommended]{border-color:#a5754f}.result-panel[data-astro-cid-d3wrm7o5] ul[data-astro-cid-d3wrm7o5]{color:var(--text-secondary);padding-left:1.2rem}.result-panel[data-astro-cid-d3wrm7o5] li+li{margin-top:.5rem}.measurement-details[data-astro-cid-d3wrm7o5]{border-block:1px solid var(--line);margin:1.5rem 0;padding:1rem 0}summary[data-astro-cid-d3wrm7o5]{cursor:pointer;font-weight:700}.table-scroll[data-astro-cid-d3wrm7o5]{overflow-x:auto}table[data-astro-cid-d3wrm7o5]{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:.88rem}caption[data-astro-cid-d3wrm7o5]{text-align:left;color:var(--text-muted);padding-bottom:.5rem;font-size:.8rem}th[data-astro-cid-d3wrm7o5],table[data-astro-cid-d3wrm7o5] td{border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;padding:.65rem .5rem}.sr-only[data-astro-cid-d3wrm7o5]{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=600px){.measurement-header[data-astro-cid-d3wrm7o5]{display:grid}.target[data-astro-cid-d3wrm7o5]{text-align:left}.tool-actions[data-astro-cid-d3wrm7o5]>[data-astro-cid-d3wrm7o5]{width:100%}.piano-key--black[data-astro-cid-d3wrm7o5]:before{width:1.5rem;left:-.75rem}.signal-grid[data-astro-cid-d3wrm7o5]{grid-template-columns:1fr;gap:.35rem}}.tool-page[data-astro-cid-wpjgcawr]{width:min(100% - 2.5rem, var(--max-content));margin:0 auto;padding:1.5rem 0 5rem}.tool-hero[data-astro-cid-wpjgcawr]{text-align:center;justify-items:center;max-width:58rem;margin:2.5rem auto 3rem;display:grid}.eyebrow[data-astro-cid-wpjgcawr]{color:var(--text-muted);letter-spacing:.11em;text-transform:uppercase;margin:0 0 .5rem;font-size:.78rem;font-weight:700}h1[data-astro-cid-wpjgcawr],h2[data-astro-cid-wpjgcawr]{font-family:var(--font-heading);line-height:1.12}h1[data-astro-cid-wpjgcawr]{letter-spacing:-.03em;max-width:20ch;margin:0;font-size:clamp(2.5rem,6vw,4.7rem)}h2[data-astro-cid-wpjgcawr]{margin:0 0 1rem;font-size:clamp(1.75rem,4vw,2.6rem)}.lead[data-astro-cid-wpjgcawr]{max-width:48rem;color:var(--text-secondary);margin:1.3rem 0 0;font-size:clamp(1rem,2vw,1.16rem);line-height:1.7}.guide[data-astro-cid-wpjgcawr]{gap:0;max-width:48rem;margin:5rem auto 0;display:grid}.guide[data-astro-cid-wpjgcawr] section[data-astro-cid-wpjgcawr]{border-top:1px solid var(--line-subtle);padding:3rem 0}.guide[data-astro-cid-wpjgcawr] p[data-astro-cid-wpjgcawr]{color:var(--text-secondary);font-size:1.04rem;line-height:1.75}.expertise[data-astro-cid-wpjgcawr]{border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)!important;padding-inline:clamp(1rem,4vw,2rem)!important}.expertise[data-astro-cid-wpjgcawr] a[data-astro-cid-wpjgcawr]{text-underline-offset:.2rem}.related-links[data-astro-cid-wpjgcawr]{gap:.8rem;display:grid}.related-links[data-astro-cid-wpjgcawr] a[data-astro-cid-wpjgcawr]{border:1px solid var(--line);border-radius:var(--radius-control);background:var(--surface);gap:.25rem;padding:1rem;text-decoration:none;display:grid}.related-links[data-astro-cid-wpjgcawr] a[data-astro-cid-wpjgcawr]:hover{border-color:var(--line-strong)}.related-links[data-astro-cid-wpjgcawr] span[data-astro-cid-wpjgcawr]{color:var(--text-muted);font-size:.9rem}@media (width<=680px){.tool-page[data-astro-cid-wpjgcawr]{width:min(100% - 1.5rem, var(--max-content));padding-top:0}.tool-hero[data-astro-cid-wpjgcawr]{margin-top:2rem}.guide[data-astro-cid-wpjgcawr]{margin-top:3.5rem}}