*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#1a1a1a;color:#fff}.app{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%)}h1{text-align:center;padding:30px 20px;font-size:28px;background:rgba(0,0,0,.5);border-bottom:2px solid #ff6b6b}.container{display:grid;grid-template-columns:300px 1fr;gap:20px;flex:1;padding:20px;max-width:1400px;margin:0 auto;width:100%}.devices-panel,.screenshot-panel{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:20px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}h2{margin-bottom:15px;font-size:18px;color:#fff}.device-list{display:flex;flex-direction:column;gap:10px}.device-item{padding:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:6px;cursor:pointer;transition:all .3s ease;-webkit-user-select:none;user-select:none}.device-item:hover{background:rgba(255,255,255,.12);border-color:#fff3;transform:translate(5px)}.device-item.active{background:rgba(255,107,107,.2);border-color:#ff6b6b;box-shadow:0 0 10px #ff6b6b4d}.device-name{font-weight:600;margin-bottom:5px}.device-info{font-size:12px;color:#ccc;margin-bottom:3px}.device-time{font-size:11px;color:#999}.empty{text-align:center;color:#999;padding:30px 10px;font-size:14px}.screenshot-viewer{display:flex;flex-direction:column;gap:15px}.screenshot-display{background:#000;border-radius:6px;overflow:hidden;aspect-ratio:9/16;max-height:500px;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.1)}.screenshot-display img{width:100%;height:100%;object-fit:contain}.screenshot-controls{display:flex;justify-content:center;align-items:center;gap:15px}button{padding:8px 16px;background:#ff6b6b;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;transition:all .3s ease}button:hover:not(:disabled){background:#ff5252;transform:translateY(-2px);box-shadow:0 4px 12px #ff6b6b4d}button:disabled{opacity:.5;cursor:not-allowed}.screenshot-info{text-align:center;font-size:12px;color:#999}.warning{background:rgba(255,193,7,.1);border-top:2px solid #ffc107;color:#ffc107;padding:15px;text-align:center;font-size:14px}@media (max-width: 768px){.container{grid-template-columns:1fr}h1{font-size:20px;padding:20px 10px}}