body{background:linear-gradient(#ffbfd0 0 62%,#70cf80 63%);color:#173326}.runner-shell:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(circle at 16% 13%,#fff 0 4%,transparent 4.3%),radial-gradient(circle at 78% 20%,#fff 0 5%,transparent 5.3%)}.back{color:#173326;background:#fff;border:2px solid #173d23;border-radius:10px}.runner-shell header{border:0}.runner-shell h1{color:#fff;text-shadow:0 5px 0 #0a5426}.eyebrow{color:#173326}.runner-card{overflow:hidden;border:4px solid #173d23;border-radius:22px;background:#fff;box-shadow:0 10px 0 #0a2d17,0 20px 45px rgba(0,0,0,.3)}.runner-hud{background:#fff;color:#173326;border-bottom:3px solid #173d23}.runner-hud strong{color:#0f8f38}.runner-hud button{border:2px solid #173d23;border-radius:10px;background:#0f8f38;color:#fff}.runner-card canvas{background:#ffcada}.message{border-top:3px solid #173d23;background:#fff8e7;color:#173326}.controls{border:3px solid #173d23;border-radius:16px;background:#fff}.controls button{border:2px solid #173d23;border-radius:12px;background:#0f8f38;color:#fff;box-shadow:0 4px 0 #0a5726}.hint{padding:10px;border-radius:12px;background:#fff;color:#274b33}.reward-panel{border:3px solid #173d23;border-radius:18px;background:#fff8e7;color:#173326}@media(max-width:650px){.runner-shell:before{position:absolute}.runner-card{border-width:3px}}