:root{color-scheme:dark;font-family:Trebuchet MS,Segoe UI,sans-serif;background:radial-gradient(circle at top,#1a3042,#081018 48%),linear-gradient(180deg,#081018,#02050a);color:#f5f7ff}*{box-sizing:border-box}html,body,#app{width:100%;height:100%;margin:0}body{overflow:hidden}#app{overflow:auto}.app-shell{min-height:100%;display:flex;align-items:center;justify-content:center;gap:24px;padding:24px}.game-shell{flex:0 1 auto}.game-root{width:min(100vw - 48px,800px)}.run-panel{width:min(100%,320px);padding:20px 22px;border:1px solid rgba(124,232,255,.22);border-radius:20px;background:linear-gradient(180deg,#0b1722e6,#060c13eb);box-shadow:0 20px 60px #00000047}.run-panel__eyebrow{margin:0 0 10px;color:#7ce8ff;font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.run-panel__title{margin:0;font-size:1.55rem;line-height:1.1}.run-panel__intro,.run-panel__footer{margin:14px 0 0;color:#c8d8e4;line-height:1.5}.run-panel__list{margin:16px 0 0;padding-left:18px;color:#eef8ff;line-height:1.5}.run-panel__list li+li{margin-top:10px}canvas{display:block;margin:0 auto;max-width:100%;max-height:100%;border-radius:20px;box-shadow:0 24px 60px #00000059}@media(max-width:1180px){.app-shell{flex-direction:column;align-items:stretch}.game-root,.run-panel{width:min(100%,800px);margin:0 auto}}@media(max-width:640px){.app-shell{gap:16px;padding:16px}.run-panel{padding:18px;border-radius:16px}.run-panel__title{font-size:1.3rem}}