:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;font-synthesis:none;text-rendering:optimizeLegibility}body{margin:0;background:#0f172a;color:#e5e7eb}#root{min-height:100vh}.app-root{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.app-header{margin-bottom:2rem}.app-header h1{margin:0 0 .5rem}main section{background:#020617;border-radius:.75rem;padding:1.5rem;border:1px solid #1f2937}.not-found{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:2rem}.not-found-card{max-width:480px;padding:2.5rem 2rem;border-radius:1rem;background:#0b1120;border:1px solid #1d4ed8;box-shadow:0 20px 70px #0f172a66}.not-found-eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.75rem;color:#93c5fd;margin-bottom:.5rem}.not-found-title{margin:0 0 .5rem;font-size:2.5rem}.not-found-message{color:#94a3b8;margin-bottom:1.5rem}.not-found-link{display:inline-flex;gap:.4rem;font-weight:600;border-radius:999px;padding:.75rem 1.75rem;background:linear-gradient(135deg,#22d3ee,#6366f1);color:#020617;text-decoration:none}.not-found-link:hover{opacity:.9}