.exam-header{max-width:1180px;margin:auto;padding:24px;display:flex;align-items:center;justify-content:space-between}
.back-link{display:inline-flex;align-items:center;gap:9px;color:#f8fbff;text-decoration:none;font-weight:800;padding:11px 16px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.06)}
.exam-shell{width:min(1020px,calc(100% - 30px));margin:18px auto 70px}
.exam-intro{text-align:center;padding:30px;border:1px solid rgba(255,255,255,.10);border-radius:28px;background:rgba(255,255,255,.06);backdrop-filter:blur(12px)}
.exam-kicker{display:inline-flex;gap:8px;align-items:center;color:#ffd76b;font-weight:900}
.exam-intro h1{font-size:clamp(28px,5vw,48px);margin:12px 0 8px}.exam-intro p{color:#b8c2d6;margin:0 auto;max-width:720px;line-height:1.9}
.exam-stats{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:22px}.exam-stats span{min-width:120px;padding:11px 16px;border-radius:15px;background:#070e1c;border:1px solid rgba(255,255,255,.09);color:#aeb8cc}.exam-stats b{color:#fff;margin-left:5px}
.exam-form{display:grid;gap:13px;margin-top:18px}.question-card{margin:0;padding:20px;border:1px solid rgba(255,255,255,.09);border-radius:20px;background:linear-gradient(145deg,rgba(7,13,26,.94),rgba(8,18,34,.80))}.question-card:focus-within{border-color:rgba(255,215,107,.35)}
.question-card legend{padding:0 4px;font-weight:800;line-height:1.8}.question-card legend span{display:inline-grid;place-items:center;width:34px;height:28px;border-radius:999px;background:rgba(255,215,107,.12);color:#ffd76b;margin-left:9px}
.answer-row{display:flex;gap:10px;margin-top:13px}.radio-answer{position:relative;display:flex;align-items:center;gap:9px;min-width:105px;padding:10px 15px;border-radius:14px;border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);cursor:pointer;font-weight:800}.radio-answer input{position:absolute;opacity:0;pointer-events:none}.radio-ui{width:19px;height:19px;border:2px solid #6e7b92;border-radius:50%;display:grid;place-items:center}.radio-ui:after{content:"";width:9px;height:9px;border-radius:50%;background:#ffd76b;transform:scale(0);transition:.12s}.radio-answer:has(input:checked){border-color:rgba(255,215,107,.5);background:rgba(255,215,107,.10)}.radio-answer input:checked+.radio-ui{border-color:#ffd76b}.radio-answer input:checked+.radio-ui:after{transform:scale(1)}
.submit-panel{position:sticky;bottom:14px;z-index:4;margin-top:8px;padding:15px 18px;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:rgba(3,7,18,.94);backdrop-filter:blur(15px);display:flex;align-items:center;justify-content:space-between;gap:15px}.submit-panel p{margin:0;color:#aeb8cc}.submit-panel p.error{color:#ff8b8b}.submit-panel button{border:0;border-radius:15px;padding:13px 19px;background:linear-gradient(135deg,#ffd766,#ff9c08);color:#111;font-family:inherit;font-weight:900;cursor:pointer}.submit-panel button:disabled{opacity:.55;cursor:not-allowed}
.result-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.result-card{width:min(580px,100%);text-align:center;padding:42px;border-radius:30px;background:rgba(7,13,26,.93);border:1px solid rgba(255,255,255,.12);box-shadow:0 28px 100px rgba(0,0,0,.35)}.result-card.green{box-shadow:0 28px 100px rgba(48,210,120,.13)}.result-card.yellow{box-shadow:0 28px 100px rgba(255,210,65,.12)}.result-icon{width:78px;height:78px;display:grid;place-items:center;margin:0 auto 16px;border-radius:24px;background:linear-gradient(135deg,#ffd766,#ff9c08);color:#111;font-size:34px}.result-card h1{font-size:52px;margin:10px 0 0}.result-card>p{color:#b8c2d6}.score-ring{width:145px;height:145px;margin:24px auto;display:grid;place-content:center;border-radius:50%;border:8px solid rgba(255,215,107,.2);box-shadow:inset 0 0 0 2px #ffd76b}.score-ring strong{font-size:42px}.score-ring span{color:#aeb8cc}.result-note{padding:14px;border-radius:15px;background:rgba(255,255,255,.05);color:#b8c2d6;line-height:1.8}.result-back{margin-top:20px}
@media(max-width:650px){.exam-header{padding:16px}.exam-intro{padding:23px 16px}.question-card{padding:17px 14px}.submit-panel{position:static;flex-direction:column;align-items:stretch}.submit-panel button{width:100%}.answer-row{display:grid;grid-template-columns:1fr 1fr}.radio-answer{justify-content:center;min-width:0}.result-card{padding:30px 18px}.result-card h1{font-size:39px}}