.data-fetch-indicator {
    z-index: 9999;
    width: 50vw;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.35);
    border-radius: 15px;
}
        
.fetch-status-panel {
    margin: 30px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fetch-progress-track {
    background: rgba(255, 255, 255, 0.1);
    height: 20px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    margin-bottom: 15px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
    width: 100%;
}

.fetch-progress-indicator {
    height: 100%;
    background: linear-gradient(90deg, #00c6ff, #0072ff);
    border-radius: 10px;
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.fetch-progress-indicator::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.4), 
        transparent);
    animation: shimmer 2s infinite;
}

.fetch-status-message,
.fetch-percentage {
    text-align: center;
    color: white;
    font-size: 1.2rem;
    margin-top: 10px;
    font-weight: 500;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    width: 100%;
}

.interactive-btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    background: linear-gradient(45deg, #00c6ff, #0072ff);
    color: white;
    min-width: 150px;
    margin-bottom: 15px;
}

.interactive-btn.terminate {
    background: linear-gradient(45deg, #ff416c, #ff4b2b);
}

.interactive-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.interactive-btn:active {
    transform: translateY(1px);
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@media (max-width: 480px) {
    .container {
        padding: 25px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .interactive-btn {
        width: auto;
        padding: 12px 24px;
    }
}

/* 隐藏元素的类 */
.obscured {
    display: none;
}