:root{--paper: #faf8f4;--paper-sunk: #f2eee7;--ink: #12110f;--ink-soft: #12110fa8;--ink-faint: #12110f55;--hairline: #12110f14;--accent: #00b39a;--accent-soft: #00b39a24;--warn: #d2603a;--warn-soft: #d2603a1f;--s1: .25rem;--s2: .5rem;--s3: .75rem;--s4: 1rem;--s6: 1.5rem;--s8: 2rem;--s12: 3rem;--s16: 4rem;--font-display: ui-serif, "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;--font-ui: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, "Cascadia Mono", Menlo, monospace;--t-hero: clamp(2.75rem, 11vw, 4.5rem);--t-lead: clamp(1.25rem, 4.5vw, 1.625rem);--t-body: 1rem;--t-note: .8125rem;--t-micro: .6875rem;--ease: cubic-bezier(.22, 1, .36, 1);--d-tap: .18s;--d-screen: .24s;--d-wave: .4s;--radius: 14px;--tap-min: 48px}@media (prefers-color-scheme: dark){:root{--paper: #12110f;--paper-sunk: #1a1917;--ink: #f4f1ea;--ink-soft: #f4f1eaa8;--ink-faint: #f4f1ea55;--hairline: #f4f1ea16;--accent: #2fd4b8;--accent-soft: #2fd4b826;--warn: #f08a62;--warn-soft: #f08a6222}}@media (prefers-reduced-motion: reduce){:root{--d-tap: 1ms;--d-screen: 80ms;--d-wave: 1ms}}:root[data-reduce-motion=true]{--d-tap: 1ms;--d-screen: 80ms;--d-wave: 1ms}*,*:before,*:after{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-ui);font-size:var(--t-body);line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overscroll-behavior:none;touch-action:pan-y;-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:2px}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}.screen{display:grid;grid-template-rows:auto 1fr auto;height:100%;max-width:34rem;margin:0 auto;padding:max(var(--s4),env(safe-area-inset-top)) var(--s6) max(var(--s6),env(safe-area-inset-bottom))}.screen__head{display:flex;align-items:center;justify-content:space-between;gap:var(--s4);min-height:var(--s8);font-size:var(--t-micro);letter-spacing:.09em;text-transform:uppercase;color:var(--ink-faint)}.screen__body{display:flex;flex-direction:column;justify-content:center;gap:var(--s4);min-height:0}.screen__foot{display:flex;flex-direction:column;gap:var(--s3);padding-top:var(--s6)}.hero{font-family:var(--font-display);font-size:var(--t-hero);font-weight:400;line-height:1.04;letter-spacing:-.02em;margin:0;text-wrap:balance}.lead{font-size:var(--t-lead);line-height:1.35;margin:0;color:var(--ink);text-wrap:pretty}.note{font-size:var(--t-note);color:var(--ink-soft);margin:0}.ipa{font-family:var(--font-mono);font-size:var(--t-note);color:var(--ink-faint);letter-spacing:.02em}.vi{font-size:var(--t-lead);color:var(--ink-soft);margin:0}.en{font-family:var(--font-display);line-height:1.35}.veil{filter:blur(9px);opacity:.55;transition:filter var(--d-screen) var(--ease),opacity var(--d-screen) var(--ease);cursor:pointer}.veil[data-open=true]{filter:none;opacity:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--s2);min-height:var(--tap-min);padding:0 var(--s6);border-radius:var(--radius);background:var(--paper-sunk);color:var(--ink);font-size:var(--t-body);font-weight:500;text-decoration:none;white-space:nowrap;transition:transform var(--d-tap) var(--ease),background var(--d-tap) var(--ease),opacity var(--d-tap) var(--ease);will-change:transform}.btn:active{transform:scale(.965)}.btn[disabled]{opacity:.4;pointer-events:none}.btn--primary{background:var(--accent);color:var(--paper)}.btn--quiet{background:none;color:var(--ink-soft);padding:0 var(--s3)}.btn--compact{min-height:44px;padding:0 var(--s3);font-size:var(--t-note)}.mic{position:relative;width:76px;height:76px;border-radius:50%;align-self:center;background:var(--accent);color:var(--paper);display:grid;place-items:center;transition:transform var(--d-tap) var(--ease);will-change:transform}.mic:active{transform:scale(.92)}.mic[data-recording=true]{animation:pulse 1.6s var(--ease) infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s1)}.grades{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s2)}.grades .btn{flex-direction:column;gap:0;padding:var(--s2);min-height:60px;font-size:var(--t-note)}.grades .btn small{font-size:var(--t-micro);color:var(--ink-faint);font-variant-numeric:tabular-nums}.grades .btn--primary small{color:color-mix(in srgb,var(--paper) 72%,transparent)}input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:var(--tap-min);background:none;cursor:pointer}input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:2px;background:var(--hairline)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;margin-top:-10px;border-radius:50%;background:var(--accent)}input[type=range]::-moz-range-track{height:3px;border-radius:2px;background:var(--hairline)}input[type=range]::-moz-range-thumb{width:22px;height:22px;border:0;border-radius:50%;background:var(--accent)}.wave{display:block;width:100%;height:56px;overflow:visible}.wave path{fill:none;stroke:var(--accent);stroke-width:2;stroke-linecap:round;transition:d var(--d-wave) var(--ease),opacity var(--d-wave) var(--ease)}.wave[data-idle=true] path{opacity:.22}.scored{font-family:var(--font-display);font-size:var(--t-lead);line-height:1.6;display:flex;flex-wrap:wrap;gap:0 .4em}.scored span{transition:color var(--d-tap) var(--ease),background var(--d-tap) var(--ease);border-radius:4px;padding:0 .12em}.scored [data-s=ok]{color:var(--ink)}.scored [data-s=close]{color:var(--ink);background:var(--accent-soft)}.scored [data-s=wrong]{color:var(--warn);background:var(--warn-soft)}.scored [data-s=missing]{color:var(--ink-faint);text-decoration:line-through}.thread{height:2px;background:var(--hairline);border-radius:2px;overflow:hidden}.thread i{display:block;height:100%;background:var(--accent);transform-origin:left;transition:transform var(--d-screen) var(--ease)}@keyframes slide-in{0%{opacity:0;transform:translate3d(0,12px,0)}to{opacity:1;transform:none}}.enter{animation:slide-in var(--d-screen) var(--ease) both}::view-transition-old(root),::view-transition-new(root){animation-duration:var(--d-screen);animation-timing-function:var(--ease)}