.notfound-layout{margin-top:2rem}.not-found-container{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}.not-found-content{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;padding:3rem 2.5rem;text-align:center;box-shadow:0 20px 40px #0000001a;max-width:500px;width:100%;border:1px solid rgba(255,255,255,.2)}.not-found-title{font-size:6rem;font-weight:800;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0 0 1rem;line-height:1}.not-found-message{font-size:1.2rem;color:#6b7280;margin:0 0 2rem;line-height:1.6}.back-home-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:.75rem 2rem;border-radius:50px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-decoration:none;display:inline-block}.back-home-btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px #667eea66}.not-found-container.gray-theme{background:linear-gradient(135deg,#f8fafc,#e2e8f0)}.not-found-container.gray-theme .not-found-content{background:#ffffffe6;box-shadow:0 20px 40px #00000014}.not-found-container.gray-theme .not-found-title{background:linear-gradient(135deg,#4a5568,#2d3748);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.not-found-container.gray-theme .back-home-btn{background:linear-gradient(135deg,#4a5568,#2d3748)}.not-found-container.gray-theme .back-home-btn:hover{box-shadow:0 10px 25px #4a55684d}@media (max-width: 768px){.not-found-container{padding:1rem}.not-found-content{padding:2rem 1.5rem}.not-found-title{font-size:4rem}.not-found-message{font-size:1.1rem}}