.banner {
    position: relative;
    width: 100%;
    height: 330px;
    overflow: hidden;
}

.banner img, .banner video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.banner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0), rgba(255, 255, 255, 1));
}

.banner-text {
    position: absolute;
    top: 34%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 44px;
    font-weight: bold;
}

.main-content {
    max-width: 800px;
    margin: -8% auto 40px;
    padding: 40px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    position: relative;
    z-index: 1;
}

.copyright-section {
    margin-bottom: 40px;
    padding: 25px;
    background: #fff;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.copyright-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(74, 108, 247, 0.08);
}

.copyright-section h2 {
    color: #2c3e50;
    font-size: 26px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid #4a6cf7;
    position: relative;
    display: inline-block;
}

.copyright-section h3 {
    color: #34495e;
    font-size: 20px;
    margin: 25px 0 15px;
    font-weight: 500;
}

.copyright-section p {
    color: #5f6c7b;
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 15px;
}

.copyright-section ul {
    padding-left: 20px;
    margin-bottom: 20px;
}

.copyright-section li {
    color: #5f6c7b;
    line-height: 1.8;
    margin-bottom: 10px;
    position: relative;
    padding-left: 5px;
}

.last-updated {
    font-style: italic;
    color: #8c9bab;
    margin-top: 40px;
    text-align: right;
    font-size: 14px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

@media (max-width: 768px) {
    .main-content {
        padding: 25px;
        margin: -5% 15px 40px;
    }

    .copyright-section {
        padding: 20px;
    }

    .copyright-section h2 {
        font-size: 22px;
    }
}