:root{--sand:#efe8dc;--white:#fff;--ink:#141414;--muted:#8a7f6b;--tile:#f5f1ea;--line:#f0ebe2;--track:#ece5d8;--black:#0b0b0b;color:var(--ink);background:var(--sand);-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--sand);touch-action:manipulation;-webkit-tap-highlight-color:transparent;overscroll-behavior:none}button,input{font:inherit;color:inherit}button{cursor:pointer}h1{letter-spacing:-.02em;margin:0;font-size:1.875rem;font-weight:600;line-height:1.15}p{margin:0;line-height:1.5}.muted{color:var(--muted)}.screen{max-width:440px;min-height:100%;padding:max(48px, calc(env(safe-area-inset-top) + 28px)) 20px max(24px, env(safe-area-inset-bottom));flex-direction:column;gap:14px;margin:0 auto;display:flex}.screen-head{flex-direction:column;gap:6px;margin-bottom:10px;display:flex}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0;font-size:.75rem;font-weight:600}.card{background:var(--white);border-radius:20px;padding:20px 18px}.field{flex-direction:column;gap:12px;display:flex}.actions{flex-direction:column;gap:4px;margin-top:auto;padding-top:24px;display:flex}.btn{background:var(--ink);width:100%;min-height:56px;color:var(--white);border:none;border-radius:999px;font-size:1rem;font-weight:600;transition:opacity .15s,transform .1s}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.3}.link{min-height:44px;color:var(--muted);text-underline-offset:3px;background:0 0;border:none;align-self:center;padding:8px 12px;font-size:.9375rem;text-decoration:underline}.text-input{border:1.5px solid var(--line);background:var(--tile);width:100%;min-height:60px;color:var(--ink);letter-spacing:.12em;text-align:center;text-transform:uppercase;border-radius:14px;outline:none;font-size:1.5rem;font-weight:600}.text-input:focus{border-color:var(--ink)}.scale{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.scale button{background:var(--tile);min-height:52px;color:var(--ink);border:none;border-radius:12px;font-size:1.0625rem;font-weight:500;transition:background .15s,color .15s}.scale button[aria-pressed=true]{background:var(--ink);color:var(--white)}.scale-labels{color:var(--muted);justify-content:space-between;font-size:.75rem;display:flex}.hours{letter-spacing:-.03em;font-size:2.75rem;font-weight:600;line-height:1.1}input[type=range]{appearance:none;background:0 0;width:100%;height:28px;margin:0}input[type=range]::-webkit-slider-runnable-track{background:linear-gradient(to right, var(--ink) var(--fill,0%), var(--track) var(--fill,0%));border-radius:4px;height:4px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;border:5px solid var(--white);background:var(--ink);border-radius:50%;width:26px;height:26px;margin-top:-11px;box-shadow:0 0 0 1px #e2d8c6}input[type=range]::-moz-range-track{background:var(--track);border-radius:4px;height:4px}input[type=range]::-moz-range-progress{background:var(--ink);border-radius:4px;height:4px}input[type=range]::-moz-range-thumb{border:5px solid var(--white);background:var(--ink);border-radius:50%;width:16px;height:16px;box-shadow:0 0 0 1px #e2d8c6}.shape-row{--bomb-x:var(--white);justify-content:center;gap:36px;padding:8px 0 4px;display:flex}.shape-row figure{color:var(--muted);flex-direction:column;align-items:center;gap:10px;margin:0;font-size:.8125rem;display:flex}.shape-row svg{width:72px;height:72px;color:var(--ink)}.test-area{background:var(--black);color:var(--sand);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;flex-direction:column;justify-content:center;align-items:center;gap:14px;display:flex;position:fixed;inset:0}.test-area.signal{background:var(--sand);color:var(--black)}.test-big{letter-spacing:-.02em;font-size:2.25rem;font-weight:600}.test-count{letter-spacing:.14em;color:var(--muted);font-size:.75rem;font-weight:600}.test-count-bottom{left:0;right:0;bottom:max(32px, calc(env(safe-area-inset-bottom) + 16px));text-align:center;position:absolute}.stimulus{width:40vw;max-width:280px;height:40vw;max-height:280px}.big{letter-spacing:-.04em;font-size:3.5rem;font-weight:600;line-height:1}.big small{letter-spacing:0;margin-left:6px;font-size:1.25rem;font-weight:500}.results{margin:0}.results div{border-top:1px solid var(--line);justify-content:space-between;align-items:baseline;padding:14px 0;display:flex}.results div:first-child{border-top:none;padding-top:0}.results div:last-child{padding-bottom:0}.results dd{margin:0;font-size:1.125rem;font-weight:600}.status{background:var(--white);color:var(--muted);border-radius:999px;align-self:flex-start;align-items:center;gap:8px;padding:8px 14px;font-size:.8125rem;display:inline-flex}.dot{background:var(--ink);border-radius:50%;width:7px;height:7px}.footnote{text-align:center;color:var(--muted);margin-top:auto;padding-top:24px;font-size:.8125rem}.practice-badge{top:max(12px, env(safe-area-inset-top));z-index:10;background:var(--ink);color:var(--sand);letter-spacing:.04em;white-space:nowrap;pointer-events:none;border:1px solid #3a372f;border-radius:999px;padding:6px 12px;font-size:.75rem;font-weight:600;position:fixed;left:50%;transform:translate(-50%)}