:root{--asphalt: #1b1f2a;--asphalt2: #262b38;--paper: #fff;--bg: #eef1f6;--ink: #1b1f2a;--muted: #5b6475;--yellow: #ffcc00;--red: #e11d48;--green: #16a34a;--blue: #2563eb;--verbal: #e11d48;--quant: #2563eb;--nonverbal: #9333ea;--radius: 16px;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font-family:ui-rounded,SF Pro Rounded,system-ui,-apple-system,Segoe UI,sans-serif;-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit}button:disabled{cursor:default}.app{max-width:820px;margin:0 auto;padding:0 16px 48px}.muted{color:var(--muted)}.small{font-size:13px}h1,h2,h3{margin:.4em 0}.hero{background:repeating-linear-gradient(90deg,#fff 0 14px,#111 14px 28px) top/100% 8px no-repeat,var(--asphalt);color:#fff;margin:0 -16px 16px;padding:28px 20px 18px;text-align:center;border-radius:0 0 24px 24px}.hero h1{font-size:clamp(28px,6vw,42px);letter-spacing:-.5px}.hero h1 span{color:var(--yellow)}.hero p{margin:0;opacity:.85}.driver-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.driver-bar>span{white-space:nowrap}.logout-control{text-align:right;min-width:0}.logout-control button{min-height:44px}.logout-error{color:var(--red);font-size:14px;margin:6px 0 0;max-width:320px}.prize-strip{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:var(--paper);border:3px solid var(--yellow);border-radius:var(--radius);padding:12px 14px;box-shadow:0 3px #d4a900}.ps-text{flex:1;min-width:0}.ps-label{font-size:15px}.ps-goal{color:var(--muted);font-size:14px;margin:2px 0 6px}.ps-alert{font-weight:800;color:var(--red);margin-bottom:4px}.chev{font-size:30px;color:var(--muted)}.meter{height:10px;background:#e5e7eb;border-radius:6px;overflow:hidden}.meter>div{height:100%;background:linear-gradient(90deg,var(--yellow),#ff8a00);border-radius:6px;transition:width .4s}.track-sec h2{font-size:20px;margin-top:22px}.cars{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.car-card{background:var(--paper);border:3px solid;border-radius:var(--radius);padding:14px 6px 10px;display:flex;flex-direction:column;align-items:center;gap:4px;box-shadow:0 3px #0002;transition:transform .1s}.car-card:active{transform:translateY(2px);box-shadow:none}.car-e{font-size:42px;line-height:1.1}.car-name{font-weight:700;font-size:15px;text-align:center}.car-stars{font-size:14px}.car-stars .dim{filter:grayscale(1);opacity:.3}.gp{margin-top:26px;background:var(--asphalt);color:#fff;border-radius:var(--radius);padding:16px}.gp p{opacity:.85;margin-top:0}.foot{text-align:center;margin-top:24px}.btns{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.go{background:var(--green);color:#fff;border:0;border-radius:14px;padding:14px 22px;font-size:19px;font-weight:800;box-shadow:0 4px #0f7a35;min-height:52px}.go.alt{background:var(--blue);box-shadow:0 4px 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#d4a900}.track{position:relative;flex:1;height:40px}.track-line{position:absolute;left:0;right:24px;top:26px;height:6px;border-radius:3px;background:repeating-linear-gradient(90deg,#444 0 10px,#fff 10px 16px);border:1px solid #333}.track-car{position:absolute;top:0;font-size:28px;transition:left .5s cubic-bezier(.3,1.4,.6,1);transform:scaleX(-1)}.track-flag{position:absolute;right:0;top:4px;font-size:24px}.instr{color:var(--muted);font-size:15px;margin:10px 0 6px}.stim{display:flex;justify-content:center;padding:10px 0 16px;border-bottom:2px dashed #e3e7ee;margin-bottom:14px;overflow-x:auto}.stim-rows{display:flex;flex-direction:column;gap:10px;align-items:center}.row{display:flex;align-items:center;gap:10px;justify-content:center;flex-wrap:wrap}.box{min-width:96px;min-height:96px;border:2px solid 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