.app{--state: var(--pause);min-height:100dvh;display:flex;flex-direction:column;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.app[data-state=listening]{--state: var(--listen)}.app[data-state=speaking]{--state: var(--speak)}.app[data-state=error]{--state: var(--danger)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px}.brand{font-weight:800;font-size:1.1rem;display:flex;align-items:center;gap:8px}.brand-mark{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--listen);color:#fff;font-family:Georgia,serif}.top-actions{display:flex;align-items:center;gap:6px}.icon-btn{appearance:none;border:0;background:transparent;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;cursor:pointer;color:var(--muted)}.icon-btn:hover,.icon-btn[aria-pressed=true]{background:var(--surface-2);color:var(--fg)}.icon-btn svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.conn{width:10px;height:10px;border-radius:50%;background:var(--pause);margin-right:6px}.conn.ok{background:var(--ok)}.conn.bad{background:var(--danger)}.banners{display:grid;gap:8px;padding:0 16px;max-width:760px;width:100%;margin:0 auto}.main{flex:1;width:100%;max-width:760px;margin:0 auto;padding:8px 16px 32px;display:flex;flex-direction:column;align-items:center;gap:18px}.stage{display:flex;flex-direction:column;align-items:center;gap:10px;padding-top:12px;text-align:center}.mic{position:relative;appearance:none;border:0;width:132px;height:132px;border-radius:50%;background:var(--state);color:#fff;display:grid;place-items:center;cursor:pointer;box-shadow:0 12px 30px color-mix(in srgb,var(--state) 40%,transparent);transition:background .2s,transform .15s}.mic:active{transform:scale(.96)}.mic .ico{width:56px;height:56px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;display:none;position:relative}.app[data-state=idle] .ico-mic,.app[data-state=listening] .ico-mic,.app[data-state=speaking] .ico-speaker,.app[data-state=paused] .ico-pause,.app[data-state=error] .ico-error{display:block}.mic-ring{position:absolute;inset:0;border-radius:50%;border:3px solid var(--state);opacity:0}.app[data-state=listening] .mic-ring{animation:ring 1.8s ease-out infinite}.app[data-state=speaking] .mic-ring{animation:ring .9s ease-out infinite}@keyframes ring{0%{transform:scale(1);opacity:.7}to{transform:scale(1.45);opacity:0}}.status{margin:4px 0 0;font-size:1.25rem;font-weight:800}.transcript{margin:0;min-height:1.6em;color:var(--muted);font-size:1.05rem;font-style:italic}.transcript.final{color:var(--fg);font-style:normal}.result{width:100%;background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);border:2px solid var(--state);padding:22px 20px;text-align:center;transition:opacity .25s,border-color .25s}.app:not([data-state=speaking]) .result{opacity:.6;border-color:var(--line)}.result-cat{color:var(--muted);font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.result-title{margin:2px 0 10px;font-size:clamp(1.5rem,5vw,2.1rem);line-height:1.2}.result-formula{font-family:"Cambria Math","STIX Two Math",Georgia,Times New Roman,serif;font-size:clamp(1.9rem,8vw,3.2rem);line-height:1.3;overflow-wrap:anywhere}.result-hint{margin:12px 0 0;color:var(--muted);font-size:.85rem}.app:not([data-state=speaking]) .result-hint{visibility:hidden}.nomatch{margin:0;padding:10px 16px;border-radius:12px;background:var(--surface-2);color:var(--muted);text-align:center}.nomatch b{color:var(--fg)}.others{width:100%;display:flex;flex-wrap:wrap;align-items:center;gap:8px;justify-content:center}.others-label{color:var(--muted);font-weight:700}.others-hint{font-weight:400}.chips{display:contents}.chip{appearance:none;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 16px;font-weight:700;cursor:pointer;min-height:40px}.chip:hover{border-color:var(--accent);color:var(--accent)}.type-form{width:100%;display:flex;gap:8px}.type-form input{flex:1;min-width:0;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:10px 14px;min-height:44px}.overlay{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:16px;background:var(--bg)}.overlay-light{background:color-mix(in srgb,var(--bg) 70%,transparent);backdrop-filter:blur(4px)}.overlay-card{text-align:center;max-width:420px}.overlay-mark{display:inline-grid;place-items:center;width:84px;height:84px;border-radius:26px;background:var(--listen);color:#fff;font-size:3rem;font-family:Georgia,serif;font-weight:700;box-shadow:var(--shadow)}.overlay-card h2{font-size:2rem;margin:14px 0 4px}.overlay-sub{color:var(--muted);margin:0 0 22px}.btn-start{font-size:1.5rem;padding:16px 44px;border-radius:999px;background:var(--listen);min-height:64px;box-shadow:0 12px 30px color-mix(in srgb,var(--listen) 40%,transparent)}.load-info{color:var(--muted);font-size:.9rem;margin-top:16px;min-height:1.4em}.dialog{border:0;border-radius:var(--radius);background:var(--surface);color:var(--fg);padding:0;width:min(440px,calc(100vw - 32px));box-shadow:var(--shadow)}.dialog::backdrop{background:#0006}.dialog-body{padding:20px;display:grid;gap:14px}.dialog-body h2{margin:0}.dialog fieldset{border:0;padding:0;margin:0}.dialog legend{font-weight:700;margin-bottom:6px}.legend-hint{font-weight:400;color:var(--muted)}.seg{display:flex;background:var(--surface-2);border-radius:12px;padding:4px}.seg label{flex:1}.seg input{position:absolute;opacity:0}.seg span{display:block;text-align:center;padding:8px 4px;border-radius:9px;cursor:pointer;font-weight:700}.seg input:checked+span{background:var(--surface);box-shadow:0 1px 4px #0000001f}.seg input:focus-visible+span{outline:3px solid var(--accent)}.switch{display:flex;gap:10px;align-items:center;cursor:pointer}.switch input{width:20px;height:20px;flex-shrink:0;accent-color:var(--accent)}.dialog-meta{margin:0;color:var(--muted);font-size:.85rem}.dialog-actions{display:flex;justify-content:flex-end}.debug{position:fixed;left:8px;right:8px;bottom:8px;z-index:10;max-height:40vh;overflow:auto;background:#0a0e16e0;color:#d7e0ee;font-family:var(--mono);font-size:12px;line-height:1.45;border-radius:12px;padding:10px 12px;pointer-events:none;white-space:pre-wrap}.app:has(.debug:not([hidden])) .main{padding-bottom:44vh}@media(min-width:900px){.app:has(.debug:not([hidden])) .main{padding-bottom:32px}.debug{left:auto;width:420px}}