:root{
  --bg:#303030; --bg2:#252525; --card:#1f1f22; --card2:#29292d; --text:#f3f3f6; --muted:#c9c9d2;
  --line:rgba(255,255,255,.12); --violet:#9b5cff; --pink:#d36bff; --ok:#8b5cf6;
}
*{box-sizing:border-box} body{margin:0;font-family:Inter,Arial,sans-serif;background:radial-gradient(circle at 70% 30%,rgba(155,92,255,.18),transparent 30%),linear-gradient(135deg,var(--bg),var(--bg2));color:var(--text);min-height:100vh}
.quiz-page{min-height:100vh;padding:46px 7vw;position:relative;overflow:hidden}.quiz-page:after{content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;border-radius:50%;background:rgba(211,107,255,.12);filter:blur(60px);pointer-events:none}.logo{display:inline-flex;align-items:center;gap:14px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:.04em;margin-bottom:60px}.logo-icon{font-size:34px}.logo b{color:#b986ff}.quiz-shell{position:relative;z-index:1;display:grid;grid-template-columns:minmax(280px,520px) minmax(320px,620px);gap:70px;align-items:center;max-width:1240px;margin:0 auto}.eyebrow{display:inline-flex;padding:14px 24px;border:1px solid rgba(155,92,255,.55);border-radius:999px;background:#202023;color:#ddd;font-weight:700;margin-bottom:30px;box-shadow:0 0 24px rgba(155,92,255,.16)}h1{font-size:clamp(42px,5vw,72px);line-height:.98;margin:0 0 24px;letter-spacing:-.04em;color:#dedee2}.quiz-aside p{font-size:22px;line-height:1.45;color:#ddd;margin:0 0 28px;max-width:640px}.chips{display:flex;flex-wrap:wrap;gap:12px}.chips span{padding:12px 18px;border-radius:999px;background:linear-gradient(135deg,var(--violet),var(--pink));font-weight:700}.quiz-card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));border:1px solid var(--line);border-radius:34px;padding:34px;box-shadow:0 28px 90px rgba(0,0,0,.35),0 0 36px rgba(155,92,255,.18);backdrop-filter:blur(16px)}.progress-text{display:flex;justify-content:space-between;color:#bdbdc8;font-size:14px;font-weight:700;margin-bottom:10px}.progress-track{height:8px;background:rgba(255,255,255,.1);border-radius:999px;overflow:hidden}.progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--violet),var(--pink));border-radius:999px;transition:.25s}.bot-message{margin:30px 0 22px;padding:24px;border-radius:24px;background:#fff;color:#222;box-shadow:0 12px 40px rgba(0,0,0,.22);font-size:24px;line-height:1.3;font-weight:750}.bot-message small{display:block;margin-top:8px;color:#60606a;font-weight:500;font-size:15px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:12px}.answer{border:1px solid rgba(255,255,255,.14);background:#2d2d32;color:#fff;border-radius:18px;padding:16px 18px;font-size:16px;font-weight:750;text-align:left;cursor:pointer;transition:.18s}.answer:hover,.answer.selected{border-color:rgba(211,107,255,.85);transform:translateY(-1px);box-shadow:0 0 22px rgba(155,92,255,.22)}.answer.selected:before{content:"✓ ";color:#c77bff}.primary{border:0;border-radius:999px;background:linear-gradient(135deg,var(--violet),var(--pink));color:white;font-weight:900;padding:17px 26px;cursor:pointer;box-shadow:0 10px 30px rgba(155,92,255,.32)}.ghost{border:1px solid rgba(255,255,255,.18);background:transparent;color:#d8d8df;border-radius:999px;padding:12px 18px;cursor:pointer}textarea{width:100%;resize:vertical;border-radius:18px;border:1px solid rgba(255,255,255,.18);background:#151518;color:#fff;padding:18px;font-size:17px;outline:none;margin-bottom:14px}textarea:focus{border-color:#bd69ff}.nav-row{display:flex;justify-content:space-between;margin-top:22px}.success{text-align:center}.success .big{font-size:56px}.success h2{font-size:34px;margin:8px 0 10px}.success p{color:#d5d5de;line-height:1.5}.success-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:22px}.error{color:#ffb4b4;margin-top:10px;font-weight:700}
@media (max-width:900px){.quiz-page{padding:24px 18px}.logo{margin-bottom:28px}.quiz-shell{grid-template-columns:1fr;gap:24px}.quiz-aside p{font-size:18px}.quiz-card{padding:22px;border-radius:26px}.answers{grid-template-columns:1fr}.bot-message{font-size:20px}.nav-row{gap:10px}.ghost{flex:1}}