body{color:#f2f2f7;background:#14141e;min-height:100dvh;margin:0;font-family:system-ui,sans-serif}main{text-align:center;flex-direction:column;gap:1rem;max-width:430px;margin:0 auto;padding:1.5rem 1rem 3rem;display:flex}h1,h2{margin:0}button{font:inherit;color:#fff;cursor:pointer;background:#5b5bd6;border:0;border-radius:12px;width:100%;padding:.9rem 1.2rem;font-weight:600}button:disabled{opacity:.45}button.opt{text-align:left;background:#2a2a3d}button.opt.picked{background:#5b5bd6}button.opt.correct{background:#2e7d32}button.opt.wrong{background:#b3261e}button.opt:disabled{opacity:1}button.opt:disabled:not(.picked):not(.correct):not(.wrong){opacity:.45}button.ghost{color:#9a9aa5;background:0 0;font-weight:400}input,select{font:inherit;color:inherit;box-sizing:border-box;background:#1e1e2a;border:1px solid #3a3a4d;border-radius:12px;width:100%;padding:.9rem 1rem}ul{margin:0;padding:0;list-style:none}.dim{color:#9a9aa5}.err{color:#ff7b72}a{color:#9d9df0}