:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#0f1b12;color:#e8f5e9;font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.page{min-height:100vh;padding:1.5rem 1rem 3rem;display:flex;flex-direction:column;align-items:center}.page.centered{justify-content:center;text-align:center;gap:1.2rem;padding:2rem}h1{margin:0;font-size:clamp(1.4rem,4vw,2rem)}.muted{opacity:.65;font-size:.95rem}.error{color:#ff8a80}.score{font-size:3rem;font-weight:700;margin:0}button{font:inherit;cursor:pointer}.primary{background:#4ade80;color:#0f1b12;border:none;border-radius:10px;padding:.8rem 1.6rem;font-weight:650;font-size:1.05rem}.primary:hover{background:#6ee7a4}.progress{width:100%;max-width:560px;opacity:.65;font-size:.85rem;margin-bottom:.8rem}.card{width:100%;max-width:560px;background:#16241a;border-radius:14px;padding:1.2rem;display:flex;flex-direction:column;gap:1rem}.qtext{margin:0;font-size:1.1rem;font-weight:600}.qimg{width:100%;border-radius:10px;background:#0f1b12;display:block}.answers{display:flex;flex-direction:column;gap:.6rem}.answer{text-align:left;background:#1e2f23;color:#e8f5e9;border:1px solid #2c4433;border-radius:10px;padding:.7rem .9rem;font-size:.98rem}.answer:not(:disabled):hover{background:#263a2c}.answer:disabled{cursor:default}.answer.correct{background:#17351f;border-color:#4ade80;color:#a6f4c5}.answer.wrong{background:#3a1a1a;border-color:#ff8a80;color:#ffb4ab}.next{align-self:flex-end}