*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:#333}.container{max-width:800px;margin:0 auto;padding:20px}header{text-align:center;color:#fff;margin-bottom:30px}header h1{font-size:2.5rem;margin-bottom:10px}.tagline{font-size:1.2rem;opacity:.9}.test-container{background:#fff;border-radius:20px;padding:30px;box-shadow:0 10px 40px #0000001a}.progress{margin-bottom:30px;position:relative;background:#f0f0f0;height:30px;border-radius:15px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);transition:width .3s ease}.progress span{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-weight:700;color:#333}.start-btn{width:100%;padding:20px;font-size:1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;cursor:pointer;transition:transform .2s}.start-btn:hover{transform:translateY(-2px)}.features{display:flex;justify-content:space-around;margin-top:30px;flex-wrap:wrap}.feature{background:#fff;padding:15px 25px;border-radius:10px;margin:10px;font-weight:700;color:#667eea}.question h2{margin-bottom:30px;font-size:1.5rem}.options{display:grid;gap:15px}.option{padding:15px;background:#f8f9fa;border:2px solid #e9ecef;border-radius:10px;cursor:pointer;font-size:1.1rem;transition:all .2s}.option:hover{background:#667eea;color:#fff;border-color:#667eea;transform:translate(5px)}.results{text-align:center}.iq-score{margin:30px 0}.score-circle{width:200px;height:200px;margin:0 auto;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;box-shadow:0 10px 30px #667eea66}.score-number{font-size:4rem;font-weight:700}.score-label{font-size:1.2rem}.classification{margin:30px 0}.classification h3{font-size:1.8rem;margin-bottom:10px;color:#667eea}.share-buttons{display:flex;gap:15px;justify-content:center;margin:30px 0;flex-wrap:wrap}.share-buttons button{padding:12px 25px;font-size:1.1rem;border:none;border-radius:8px;cursor:pointer;background:#667eea;color:#fff;transition:all .2s}.share-buttons button:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.stats{display:flex;justify-content:center;gap:50px;margin:30px 0}.stat{text-align:center}.stat span{display:block;color:#666;margin-bottom:5px}.stat strong{font-size:1.5rem;color:#333}.ad-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000}.ad-container{background:#fff;padding:30px;border-radius:15px;max-width:500px;width:90%;text-align:center}.ad-space{min-height:250px;background:#f0f0f0;margin:20px 0;display:flex;align-items:center;justify-content:center;border-radius:10px}@media (max-width: 600px){header h1{font-size:2rem}.features,.share-buttons{flex-direction:column}.stats{flex-direction:column;gap:20px}}