:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    --aisitex-primary: #0078D4;
    --aisitex-secondary: #2B579A;
    --aisitex-bg: #F8F9FA;
    --aisitex-surface: #FFFFFF;
    --aisitex-text: #242424;
    --aisitex-text-muted: #616161;
    --aisitex-radius: 8px;
    --aisitex-border: #E1DFDD;
}
*:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--aisitex-bg);
    color: var(--aisitex-text);
    line-height: 1.6;
}
/* 导航栏样式复用自首页 */
/* 主体内容布局与现代编辑风组件 */
.aisitex-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}
/* Hero 下载中心首屏 */
.aisitex-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    padding: 80px 0 60px;
    background: linear-gradient(180deg, #FFFFFF 0%, var(--aisitex-bg) 100%);
    border-bottom: 1px solid var(--aisitex-border);
}
.aisitex-hero-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.aisitex-hero-content h1:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 42px;
    font-weight: 700;
    color: var(--aisitex-text);
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: -1px;
}
.aisitex-hero-content p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 18px;
    color: var(--aisitex-text-muted);
    margin-bottom: 32px;
    line-height: 1.6;
}
.aisitex-hero-badge:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(0, 120, 212, 0.1);
    color: var(--aisitex-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}
.aisitex-hero-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}
.aisitex-btn-primary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background-color: var(--aisitex-primary);
    color: #ffffff;
    padding: 14px 28px;
    border-radius: var(--aisitex-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(0, 120, 212, 0.25);
    transition: background-color 0.2s, transform 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.aisitex-btn-primary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background-color: #005a9e;
    transform: translateY(-1px);
}
.aisitex-hero-notice:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 13px;
    color: var(--aisitex-text-muted);
    margin-top: 16px;
}
.aisitex-hero-media img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--aisitex-border);
}
/* 平台选择与版本分流区块 */
.aisitex-platforms:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    padding: 80px 0;
}
.aisitex-section-header:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}
.aisitex-section-header h2:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}
.aisitex-section-header p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 16px;
    color: var(--aisitex-text-muted);
}
.aisitex-platform-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.aisitex-platform-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background-color: var(--aisitex-surface);
    border: 1px solid var(--aisitex-border);
    border-radius: var(--aisitex-radius);
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
}
.aisitex-platform-card:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.06);
}
.aisitex-platform-icon:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 48px;
    height: 48px;
    background-color: rgba(0, 120, 212, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--aisitex-primary);
    margin-bottom: 24px;
}
.aisitex-platform-card h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}
.aisitex-platform-version:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 13px;
    color: var(--aisitex-primary);
    font-weight: 600;
    margin-bottom: 12px;
}
.aisitex-platform-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 14px;
    color: var(--aisitex-text-muted);
    margin-bottom: 32px;
    line-height: 1.5;
}
.aisitex-btn-secondary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 12px 20px;
    background-color: #F3F2F1;
    color: var(--aisitex-text);
    text-decoration: none;
    border-radius: var(--aisitex-radius);
    font-weight: 600;
    font-size: 14px;
    transition: background-color 0.2s, color 0.2s;
}
.aisitex-platform-card:hover .aisitex-btn-secondary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background-color: var(--aisitex-primary);
    color: #ffffff;
}
/* 系统需求与前置说明色带区 */
.aisitex-requirements:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background-color: #FFFFFF;
    border-top: 1px solid var(--aisitex-border);
    border-bottom: 1px solid var(--aisitex-border);
    padding: 60px 0;
}
.aisitex-req-box:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    max-width: 800px;
    margin: 0 auto;
    border-left: 4px solid var(--aisitex-primary);
    padding: 24px 32px;
    background-color: var(--aisitex-bg);
    border-radius: 0 var(--aisitex-radius) var(--aisitex-radius) 0;
}
.aisitex-req-box h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--aisitex-text);
}
.aisitex-req-box p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 15px;
    color: var(--aisitex-text-muted);
    line-height: 1.6;
}
/* 页脚 */
/* 响应式断点适配 */
@media (max-width: 900px) {.aisitex-hero-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
        gap: 32px;
    }
.aisitex-platform-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        grid-template-columns: 1fr;
    }
.aisitex-hero-content h1:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        font-size: 32px;
    }}
@media (max-width: 768px) {.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background-color: var(--aisitex-surface);
        padding: 24px;
        border-bottom: 1px solid var(--aisitex-border);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        align-items: flex-start;
        gap: 16px;
    }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #242424;
}

.aisitex-header, .aisitex-header *{
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

.aisitex-header{
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(248, 249, 250, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid #E0E0E0;
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 70px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.aisitex-header .aisitex-brand{
            font-size: 1.25rem;
            font-weight: 700;
            color: #0078D4;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }

.aisitex-header .aisitex-nav-menu{
            display: flex;
            gap: 32px;
            align-items: center;
        }

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #242424;
            font-weight: 500;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #0078D4;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #0078D4;
            border-radius: 2px;
        }

.aisitex-header .aisitex-menu-toggle{
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

.aisitex-header .aisitex-menu-toggle span{
            display: block;
            width: 24px;
            height: 2px;
            background-color: #242424;
            margin: 5px 0;
            transition: all 0.25s ease;
        }

@media (max-width: 768px){.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: #FFFFFF;
                flex-direction: column;
                padding: 32px 24px;
                gap: 20px;
                border-bottom: 1px solid #E0E0E0;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                transform: translateY(-150%);
                opacity: 0;
                transition: transform 0.3s ease, opacity 0.3s ease;
                z-index: 999;
                align-items: flex-start;
            }

.aisitex-header .aisitex-nav-menu.active{
                transform: translateY(0);
                opacity: 1;
            }

.aisitex-header .aisitex-menu-toggle{
                display: block;
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(1){
                transform: translateY(7px) rotate(45deg);
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(2){
                opacity: 0;
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(3){
                transform: translateY(-7px) rotate(-45deg);
            }

.aisitex-header .aisitex-nav-overlay.active{
                display: block;
            }}

.aisitex-footer {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #242424;
}

.aisitex-footer, .aisitex-footer *{
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

.aisitex-footer{
            background-color: #1f1f1f;
            color: #d1d1d1;
            padding: 40px 0;
            font-size: 0.9rem;
        }

.aisitex-footer .aisitex-footer-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
            text-align: center;
        }

.aisitex-footer .aisitex-footer-links{
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            justify-content: center;
        }

.aisitex-footer .aisitex-footer-links a{
            color: #d1d1d1;
            text-decoration: none;
            transition: all 0.25s ease;
        }

.aisitex-footer .aisitex-footer-links a:hover{
            color: #ffffff;
        }

.aisitex-footer .aisitex-footer-copy{
            color: #888888;
            font-size: 0.85rem;
        }