.progress-bar {
    width: 100%;
    height: 25px;
    background: #f0f0f0;
    border-radius: 15px;
    padding: 3px;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.1);
}

.progress-bar:hover {
    transform: scale(1.02);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #45a049);
    border-radius: 12px;
    transition: width 0.5s ease-in-out, background 0.3s;
    position: relative;
    overflow: hidden;
}

.progress-fill:hover {
    background: linear-gradient(90deg, #45a049, #357a38);
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shimmer 2s infinite;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #333;
    font-weight: bold;
    text-shadow: 1px 1px 1px rgba(255,255,255,0.5);
    transition: all 0.3s ease;
}

.progress-bar:hover .progress-text {
    font-size: 1.1em;
}

@keyframes shimmer {
    100% {
        left: 100%;
    }
}