.login-container{margin:auto;background:#ffffff0d;padding:40px 50px;border-radius:20px;border:1px solid rgba(255,255,255,.2);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);text-align:center;max-width:400px;width:90%}.login-title{font-size:28px;margin-bottom:30px}.input-field{width:100%;padding:12px 15px;margin-bottom:20px;background:#ffffff1a;border:none;border-radius:10px;color:#fff;font-size:16px;outline:none;border:1px solid rgba(255,255,255,.2)}.input-field::placeholder{color:#ffffffb3}.login-button{width:100%;padding:12px;background:#fff3;border:none;border-radius:25px;font-size:18px;font-weight:600;color:#fff;cursor:pointer;transition:all .3s ease;border:1px solid rgba(255,255,255,.3)}.login-button:hover{background:#ffffff4d}.signup-text{margin-top:20px;font-size:14px;color:#fffc}.signup-link{color:#fff;text-decoration:underline}body{background:linear-gradient(135deg,#1a1a1a,#2d2d2d);font-family:Arial,sans-serif;color:#fff;min-height:100vh;display:flex;flex-direction:column}.nav-container{text-decoration:none;display:flex;justify-content:space-between;align-items:center;padding:20px 40px;background:#0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-button:hover{background:#fff3;transform:translateY(-2px);box-shadow:0 5px 15px #0000004d}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px}.album-container{position:relative;margin-bottom:30px}.album-frame{background:linear-gradient(45deg,gold,orange);padding:8px;border-radius:15px;box-shadow:0 20px 40px #ffd7004d}.album-art{width:400px;height:400px;border-radius:10px;display:block}.song-info{text-align:center;margin-bottom:40px}.song-title{font-size:32px;font-weight:700;margin-bottom:8px;background:linear-gradient(45deg,gold,orange);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.artist-name{font-size:24px;color:#ccc;font-weight:300}.controls{display:flex;gap:60px;align-items:center}.control-button{background:linear-gradient(45deg,gold,orange);border:none;color:#000;padding:15px 30px;border-radius:50px;font-size:18px;font-weight:700;cursor:pointer;transition:all .3s ease;box-shadow:0 10px 25px #ffd7004d;min-width:120px}.control-button:hover{transform:translateY(-3px);box-shadow:0 15px 35px #ffd70066;background:linear-gradient(45deg,orange,gold)}.control-button:active{transform:translateY(-1px)}.skip-button{background:#ffffff1a;color:gold;border:2px solid #FFD700}.skip-button:hover{background:#ffd7001a;color:#fff}.save-button{background:linear-gradient(45deg,gold,orange);color:#000}.footer{background:#0000004d;text-align:center;padding:20px;color:#ccc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}@media (max-width: 768px){.nav-container{padding:15px 20px;flex-wrap:wrap;gap:10px}.nav-button{padding:10px 20px;font-size:14px}.album-art{width:300px;height:300px}.song-title{font-size:24px}.artist-name{font-size:18px}.controls{gap:30px}.control-button{padding:12px 24px;font-size:16px;min-width:100px}}.nav-container{text-decoration:none;color:inherit;display:flex;justify-content:space-between;align-items:center;padding:20px 40px;background:#0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-button{text-decoration:none;background:#ffffff1a;border:none;color:#fff;padding:12px 24px;border-radius:25px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2)}.current-user-box{margin-left:auto;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);padding:8px 16px;border-radius:25px;font-size:14px;color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;gap:6px}.username{font-weight:700}body{background:linear-gradient(135deg,#1a1a1a,#2d2d2d);font-family:Arial,sans-serif;color:#fff}.nav-container a.nav-button{text-decoration:none;color:inherit}.nav-button:hover{background:#fff3}.section-title{text-align:center;background-color:#000;color:#fff;margin:0;padding:15px;border:1px solid #fff;font-size:1.5rem}.song-list{margin:0;padding:0}.song-item{display:flex;align-items:center;padding:15px 20px;background-color:#0009;border-bottom:1px solid rgba(255,255,255,.1);width:100%}.song-item img{width:50px;height:50px}.song-info{display:flex;flex-direction:column}.song-title{font-size:16px;font-weight:500;margin-bottom:4px}.song-artist{font-size:14px;color:#ffffffb3}*{margin:0;padding:0;box-sizing:border-box}.app-container{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#1a1a1a,#2d2d2d);font-family:Arial,sans-serif;color:#fff}.footer{background:#0000004d;text-align:center;padding:20px;color:#ccc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin-top:auto}.footer a{color:gold;text-decoration:none;margin-left:10px}.footer a:hover{text-decoration:underline}