.site-header {
     position: sticky;
     top: 0;
     background: rgba(255, 255, 255, 0.9);
     backdrop-filter: blur(10px);
     box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
     z-index: 1000;
 }

 .container {
     max-width: 1200px;
     margin: 0 auto;
     display: flex;
     align-items: center;
     justify-content: space-between;
     padding: 10px 20px;
 }

 .logo a {
     display: flex;
     align-items: center;
     text-decoration: none;
     font-weight: bold;
     color: #222;
     font-size: 1.3rem;
 }

 .logo-icon {
     font-size: 1.5rem;
     margin-right: 8px;
 }

 .nav-links a {
     margin: 0 10px;
     text-decoration: none;
     color: #333;
     font-weight: 500;
     transition: color 0.3s;
 }

 .nav-links a:hover {
     color: #007bff;
 }

 .play-btn {
     background: #007bff;
     color: #fff !important;
     padding: 8px 16px;
     border-radius: 6px;
     font-weight: bold;
 }

 .play-btn:hover {
     background: #0056b3;
 }

 @media (max-width: 768px) {
     .nav-links {
         display: none;
     }
 }