/* ===== 下载页面样式 ===== */

/* 页面标题区域 */
.page-hero {
    position: relative;
    background: var(--gradient-dark);
    padding: var(--spacing-xxl) 0;
    text-align: center;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    z-index: 1;
}

/* 背景图片层 - 将通过动态设置覆盖 */
.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/images/backgrounds/bg-color2.png');
    background-size: cover;
    background-position: center 50%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    opacity: 0.8;
    z-index: 1;
    transform: scale(1.1);
}

/* 渐变叠加层 - 将通过动态设置覆盖 */
.page-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(26, 26, 26, 0.85) 0%,
        rgba(45, 45, 45, 0.75) 50%,
        rgba(26, 26, 26, 0.85) 100%),
        radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    z-index: 2;
}

.page-hero-content {
    position: relative;
    z-index: 3;
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--light-gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* 主要下载区域 */
.download-main {
    padding: var(--spacing-xxl) 0;
    background: var(--primary-black);
}

.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);

    margin: 0 auto;
}

.download-card {
    background: var(--gradient-dark);
    border: 1px solid var(--electric-blue);
    border-radius: var(--radius-lg);
            padding-top: 40px;
        padding-bottom: 40px;

    text-align: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.download-card:hover {
    transform: translateY(-5px);
    border-color: var(--electric-blue);
    box-shadow: var(--shadow-neon);
}

.download-card.featured {
    border-color: var(--electric-blue);
    background: linear-gradient(135deg, 
        rgba(0, 212, 255, 0.1) 0%, 
        var(--gradient-dark) 50%);
}

.download-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--electric-blue);
}



.download-icon .icon {
    font-size: 4rem;
    color: var(--electric-blue);
}

.download-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.download-description {
    color: var(--light-gray);
    margin-bottom: var(--spacing-lg);
}

.download-info {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;

}

.download-info span {
    background: var(--dark-gray);
    color: var(--light-gray);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.download-info .version {
    background: var(--electric-blue);
    color: var(--primary-black); /* 改为黑色文字 */
}

.download-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.download-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    white-space: nowrap; /* 防止文字换行 */
    min-width: 160px; /* 设置最小宽度确保文字不换行 */
    width: 60%;
    margin: auto;
}

/* 系统要求 */
.system-requirements {
    padding: var(--spacing-xxl) 0;
    background: var(--secondary-black);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.requirement-card {
    background: var(--gradient-dark);
    border: 1px solid var(--dark-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.requirement-card h4 {
    color: var(--electric-blue);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.requirement-card li {
    color: var(--light-gray);
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-md);
}

.requirement-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--electric-blue);
    font-weight: bold;
}

/* 版本历史 */
.version-history {
    padding: var(--spacing-xxl) 0;
    background: var(--primary-black);
}

.version-list {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.version-item {
    background: var(--gradient-dark);
    border: 1px solid var(--dark-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    display: grid;
    grid-template-columns: 200px 1fr auto;
    gap: var(--spacing-lg);
    align-items: start;
}

.version-info h4 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.version-date {
    color: var(--light-gray);
    font-size: 0.9rem;
}

.version-changes ul {
    list-style: none;
    padding: 0;
}

.version-changes li {
    color: var(--light-gray);
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-md);
}

.version-changes li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--electric-blue);
}

.badge {
    background: var(--electric-blue);
    color: var(--primary-black); /* 改为黑色文字 */
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-primary {
    background: var(--electric-blue);
}

/* 安装说明 */
.installation-guide {
    padding: var(--spacing-xxl) 0;
    background: var(--secondary-black);
}

.guide-tabs {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.tab-nav {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.tab-btn {
    background: var(--dark-gray);
    color: var(--light-gray);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.tab-btn:hover {
    background: var(--electric-blue);
    color: var(--primary-black);
}

.tab-btn.active {
    background: var(--electric-blue);
    color: var(--primary-black);
}

.tab-content {
    background: var(--gradient-dark);
    border: 1px solid var(--dark-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.installation-steps {
    color: var(--light-gray);
    line-height: 1.8;
}

.installation-steps li {
    margin-bottom: var(--spacing-md);
}

.installation-steps code {
    background: var(--primary-black);
    color: var(--electric-blue);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid var(--dark-gray);
    font-family: 'Courier New', monospace;
}

/* 确保下载页面的链接使用主色调 */
.version-history a,
.installation-guide a,
.system-requirements a {
    color: var(--electric-blue);
}

.version-history a:hover,
.installation-guide a:hover,
.system-requirements a:hover {
    color: var(--primary-black);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.5rem;
    }
    
    .download-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .version-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .tab-nav {
        flex-direction: column;
        align-items: center;
    }
    
    .download-info {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .page-hero {
        min-height: 50vh;
        padding: var(--spacing-xl) 0;
    }

    .page-title {
        font-size: 2.5rem;
    }

    .page-subtitle {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .page-hero {
        min-height: 40vh;
        padding: var(--spacing-lg) 0;
    }

    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }

    .download-card {
        padding: var(--spacing-lg);
    }

    .download-actions {
        gap: var(--spacing-xs);
    }

    .download-btn {
        min-width: 140px; /* 移动端稍微减小最小宽度 */
        font-size: 0.9rem; /* 稍微减小字体大小 */
    }

    .download-info {
        flex-direction: column;
        align-items: center;
    }
}

/* === 动态背景设置 - 开始 === */
/* 背景图片层 */
.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/images/backgrounds/custom_2025-09-20_18-32-28_68cef33c0404c.webp');
    background-size: cover;
    background-position: center 50%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    opacity: 1;
    z-index: 1;
    transform: scale(1.1);
}

/* 渐变叠加层 */
.page-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
        rgba(26, 26, 26, 0.5549999999999999) 0%,
        rgba(45, 45, 45, 0.6) 50%,
        rgba(26, 26, 26, 0.5549999999999999) 100%),
        radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    z-index: 2;
}

/* 标题样式 */
.page-title {
    font-size: 3.6rem !important;
    
                    color: #ffffff !important;
                    background: none !important;
                    -webkit-text-fill-color: #ffffff !important;
                
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3) !important;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3)) !important;
}

/* Section高度样式 */
.page-hero {
    min-height: 40vh !important;
}
/* === 动态背景设置 - 结束 === */