/* 下载页头 */
.download-header {
    margin-top: 70px;
    padding: 80px 0 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #FFFFFF;
    text-align: center;
}

.download-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
}

.download-subtitle {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.version-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.info-item {
    text-align: center;
}

.info-label {
    display: block;
    font-size: 14px;
    opacity: 0.8;
    margin-bottom: 5px;
}

.info-value {
    display: block;
    font-size: 24px;
    font-weight: 600;
}

/* Logo 样式 */
.logo-icon-w {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #4A90E2 0%, #2C6DB5 100%);
    color: #FFFFFF;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.logo-text {
    font-size: 22px;
    font-weight: 600;
    color: #333333;
}

.footer-logo-text {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.logo-text-w {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #4A90E2 0%, #2C6DB5 100%);
    color: #FFFFFF;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.logo-text-wps {
    font-size: 22px;
    font-weight: 600;
}

/* 下载平台 */
.download-platforms {
    padding: 80px 0;
    background: #F5F7FA;
}

.platform-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.platform-card {
    background: #FFFFFF;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    position: relative;
}

.platform-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.platform-card.featured {
    border: 2px solid #4A90E2;
}

.platform-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #FF8A00;
    color: #FFFFFF;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.platform-icon {
    color: #4A90E2;
    margin-bottom: 20px;
}

.platform-card h3 {
    font-size: 28px;
    font-weight: 700;
    color: #333333;
    margin-bottom: 20px;
}

.platform-details {
    margin-bottom: 20px;
}

.platform-details p {
    font-size: 14px;
    color: #666666;
    margin: 5px 0;
}

.platform-version {
    font-weight: 600;
}

.platform-features {
    list-style: none;
    margin-bottom: 30px;
    padding: 0;
}

.platform-features li {
    font-size: 14px;
    color: #666666;
    padding: 8px 0;
    border-bottom: 1px solid #E0E0E0;
}

.platform-features li:last-child {
    border-bottom: none;
}

.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-download {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
}

.btn-download.primary {
    background: #4A90E2;
    color: #FFFFFF;
}

.btn-download.primary:hover {
    background: #357ABD;
}

.btn-download.secondary {
    background: #F5F7FA;
    color: #4A90E2;
}

.btn-download.secondary:hover {
    background: #E8ECF1;
}

.btn-download.store {
    background: #FF8A00;
    color: #FFFFFF;
}

.btn-download.store:hover {
    background: #F57C00;
}

/* 系统要求 */
.system-requirements {
    padding: 80px 0;
    background: #FFFFFF;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.req-card {
    background: #F5F7FA;
    padding: 30px;
    border-radius: 8px;
}

.req-card h4 {
    font-size: 20px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 20px;
}

.req-card ul {
    list-style: none;
    padding: 0;
}

.req-card li {
    font-size: 14px;
    color: #666666;
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
}

.req-card li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #4A90E2;
}

/* 响应式 */
@media (max-width: 768px) {
    .download-header h1 {
        font-size: 32px;
    }

    .version-info {
        flex-direction: column;
        gap: 20px;
    }

    .platform-cards {
        grid-template-columns: 1fr;
    }

    .requirements-grid {
        grid-template-columns: 1fr;
    }
}