:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}@keyframes 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#e1e5e9}.otp-specs{display:flex;justify-content:center;gap:20px;margin:0;font-weight:600;color:#333}.spec-item{display:flex;align-items:center;gap:6px;font-size:.9rem}.generate-btn{width:100%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:12px 20px;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:8px;margin-top:15px}.generate-btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px #667eea4d}.btn-icon{font-size:1.2rem}.otp-display{background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:10px;padding:15px;text-align:center;margin-bottom:15px}.otp-dots{display:flex;justify-content:center;gap:10px;margin-bottom:10px}.dot{width:15px;height:15px;background:#dee2e6;border-radius:50%;animation:pulse 2s 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ease;display:flex;align-items:center;justify-content:center;gap:6px}.secondary-btn:hover:not(:disabled){background:#667eea;color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px #667eea33}.secondary-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.security-info{display:grid;grid-template-columns:1fr 1fr;gap:20px}.info-card{background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:10px;padding:15px;text-align:center;box-shadow:0 5px 15px #0000001a;animation:fadeInUp .8s ease-out .6s both;transition:all .3s ease}.info-card:hover{transform:translateY(-5px);box-shadow:0 15px 35px #00000026}.info-icon{font-size:1.8rem;margin-bottom:10px}.info-content h3{font-size:1rem;font-weight:700;color:#333;margin-bottom:8px}.info-content ul{list-style:none;text-align:left}.info-content li{color:#666;margin-bottom:4px;position:relative;padding-left:20px;font-size:.85rem}.info-content 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