:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color-scheme:light dark;--bg:#f3f5f7;--panel:#fff;--text:#17202a;--muted:#5b6672;--line:#d5dbe1;--accent:#1769aa;--accent2:#0f4f83;--danger:#9f2f2f;--ok:#176b47;--warn:#8a5a00;--focus:#ffbf47;--shadow:0 8px 28px rgba(0,0,0,.08)}
@media(prefers-color-scheme:dark){:root{--bg:#0c1117;--panel:#151c24;--text:#edf3f8;--muted:#aeb8c3;--line:#303b48;--accent:#57a9e8;--accent2:#8ac8f5;--danger:#ff8f8f;--ok:#7cdbad;--warn:#ffd27a;--shadow:none}}
:root[data-theme="light"]{color-scheme:light;--bg:#f3f5f7;--panel:#fff;--text:#17202a;--muted:#5b6672;--line:#d5dbe1;--accent:#1769aa;--accent2:#0f4f83;--danger:#9f2f2f;--ok:#176b47;--warn:#8a5a00;--shadow:0 8px 28px rgba(0,0,0,.08)}
:root[data-theme="dark"]{color-scheme:dark;--bg:#0c1117;--panel:#151c24;--text:#edf3f8;--muted:#aeb8c3;--line:#303b48;--accent:#57a9e8;--accent2:#8ac8f5;--danger:#ff8f8f;--ok:#7cdbad;--warn:#ffd27a;--shadow:none}
:root[data-contrast="high"]{--line:currentColor;--muted:var(--text)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);line-height:1.5}.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;z-index:20;background:var(--panel);padding:.75rem}.topbar,.tabs,main,footer{max-width:1100px;margin:auto}.topbar{display:flex;justify-content:space-between;align-items:center;padding:1rem}.privacy-pill,.state-badge{margin-left:.6rem;padding:.2rem .55rem;border:1px solid var(--line);border-radius:999px;font-size:.78rem;color:var(--muted)}.tabs{display:flex;overflow:auto;gap:.35rem;padding:0 1rem 1rem}.tabs button{white-space:nowrap;background:transparent}.tabs button[aria-current="page"]{background:var(--panel);border-color:var(--accent);color:var(--accent)}main{padding:0 1rem 3rem}.status{min-height:1.5rem;color:var(--muted);margin-bottom:.7rem}.section-heading{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start}.eyebrow{text-transform:uppercase;letter-spacing:.11em;font-size:.72rem;color:var(--muted);margin:0}h1{font-size:clamp(2rem,7vw,3.5rem);margin:.15rem 0 1rem}h2{font-size:1.15rem;margin-top:0}.card,.hero-control,.notice{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:1rem;margin-bottom:1rem;box-shadow:var(--shadow)}.notice{border-left:5px solid var(--warn)}.grid{display:grid;gap:1rem}.two{grid-template-columns:1fr}.hero-control{text-align:center;padding:1.2rem}.pulse-dot{width:22px;height:22px;border-radius:50%;margin:.2rem auto .8rem;background:var(--accent);opacity:.55}.pulse{animation:pulse .16s ease-out}@keyframes pulse{50%{transform:scale(1.7);opacity:1}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.pulse{animation:none}.pulse-dot{outline:4px solid var(--accent)}}.bpm-row{display:flex;justify-content:center;align-items:center;gap:.55rem}.bpm-row input{width:5.2ch;text-align:center;font-size:2.7rem;font-weight:700}.beat-display{font-size:1.3rem;font-variant-numeric:tabular-nums}.transport,.inline{display:flex;gap:.55rem;flex-wrap:wrap;align-items:center}.transport{margin-top:.8rem}.hero-control .transport{justify-content:center}button,.file-button,select,input{font:inherit}button,.file-button{min-height:44px;border:1px solid var(--line);border-radius:11px;padding:.62rem .85rem;background:var(--panel);color:var(--text);cursor:pointer}.primary{background:var(--accent);border-color:var(--accent);color:white}.secondary{background:transparent}.danger{border-color:var(--danger);color:var(--danger)}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible,.file-button:focus-within{outline:3px solid var(--focus);outline-offset:3px}.file-button input{position:absolute;opacity:0;pointer-events:none}label{display:grid;gap:.35rem;margin:.72rem 0}label.check{display:flex;align-items:center}.check input{width:1.2rem;height:1.2rem}input[type=range]{width:100%}select,input[type=number],input[inputmode=numeric]{min-height:44px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--text);padding:.45rem}.accent-pattern{display:flex;gap:.4rem;flex-wrap:wrap}.accent-btn{min-width:74px}.hint,.privacy-note{color:var(--muted);font-size:.92rem}.detected-note{font-size:4.5rem;font-weight:800}.tuner-display{text-align:center}.needle-track{position:relative;height:70px;margin:1rem auto;max-width:540px;border-bottom:2px solid var(--line);display:flex;justify-content:space-between;align-items:end}.needle{position:absolute;left:50%;bottom:0;width:3px;height:55px;background:var(--accent);transform-origin:bottom;transform:translateX(calc(var(--cents,0) * 0.8%)) rotate(calc(var(--cents,0) * .55deg));transition:transform .12s linear}.canvas-wrap{overflow:auto;background:#e7eaee;border-radius:12px;border:1px solid var(--line);min-height:180px}canvas{display:block;max-width:100%;height:auto;touch-action:none}progress,meter{width:100%}.rhythm-events{display:flex;gap:.5rem;flex-wrap:wrap}.event-card{display:grid;gap:.2rem}.event-card button:first-child{border-color:var(--accent)}.small{min-height:30px;padding:.25rem .5rem;font-size:.8rem}.valid{color:var(--ok)}.invalid{color:var(--danger);font-weight:600}.experimental{border-color:var(--warn);color:var(--warn)}footer{padding:1.5rem 1rem 2.5rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:var(--muted);font-size:.88rem;border-top:1px solid var(--line)}hr{border:0;border-top:1px solid var(--line);margin:1rem 0}@media(min-width:760px){.two{grid-template-columns:1fr 1fr}.card,.hero-control{padding:1.25rem}.topbar{padding-top:1.4rem}}

.event-card.active-event{outline:3px solid var(--focus);outline-offset:3px;border-radius:10px}