/* Playlist Transfer 推广弹框样式 */
.playlist-transfer-popup {
    position: fixed;
    right: -400px; /* 初始隐藏在屏幕右侧 */
    top: 50%;
    transform: translateY(-50%);
    width: 320px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px 0 0 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    padding: 25px;
    color: white;
    transition: right 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.playlist-transfer-popup.show {
    right: 0;
}

.playlist-transfer-popup .popup-header {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.playlist-transfer-popup .popup-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.playlist-transfer-popup .popup-icon i {
    font-size: 24px;
}

.playlist-transfer-popup h4 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: white;
    line-height: 1.3;
}

.playlist-transfer-popup .popup-content {
    margin-bottom: 20px;
}

.playlist-transfer-popup .popup-content p {
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
    opacity: 0.9;
}

.playlist-transfer-popup .popup-btn {
    display: block;
    width: 100%;
    background: white;
    color: #764ba2;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
}

.playlist-transfer-popup .popup-btn:hover {
    background: #f8f9fa;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.playlist-transfer-popup .popup-close {
    position: absolute;
    top: 10px;
    right: 15px;
    background: rgba(255, 255, 255, 0.2);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    color: white;
    font-size: 18px;
}

.playlist-transfer-popup .popup-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .playlist-transfer-popup {
        width: 280px;
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .playlist-transfer-popup {
        width: 250px;
        padding: 15px;
    }
    
    .playlist-transfer-popup h4 {
        font-size: 16px;
    }
    
    .playlist-transfer-popup .popup-content p {
        font-size: 13px;
    }
}