/* 共享与正文组件变量与基础设定 */
:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    --aisitex-bg: #0A0E17;
    --aisitex-card-bg: rgba(26, 38, 52, 0.6);
    --aisitex-primary: #00F2FE;
    --aisitex-secondary: #1A2634;
    --aisitex-text: #E2E8F0;
    --aisitex-text-muted: #94A3B8;
    --aisitex-border: rgba(0, 242, 254, 0.15);
}
*: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 *)){
    background-color: var(--aisitex-bg);
    color: var(--aisitex-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}
/* 导航栏复用首页官方视觉家族 */
/* 正文主要区域 */
.aisitex-main-content:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 24px 80px 24px;
}
/* 舞台首屏区域 */
.aisitex-download-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    text-align: center;
    padding: 60px 0 80px 0;
    position: relative;
}
.aisitex-download-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
    content: "";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, rgba(10, 14, 23, 0) 70%);
    pointer-events: none;
    z-index: -1;
}
.aisitex-hero-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 242, 254, 0.1);
    color: var(--aisitex-primary);
    border: 1px solid var(--aisitex-border);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}
.aisitex-download-hero h1:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 800;
    color: var(--aisitex-text);
    margin-bottom: 16px;
    letter-spacing: -0.03em;
}
.aisitex-download-hero p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 1.15rem;
    color: var(--aisitex-text-muted);
    max-width: 680px;
    margin: 0 auto;
    line-height: 1.6;
}
/* 矩阵下载通道区块 */
.aisitex-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    margin-bottom: 80px;
}
.aisitex-section-header:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    text-align: center;
    margin-bottom: 48px;
}
.aisitex-section-header h2:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 2rem;
    font-weight: 700;
    color: var(--aisitex-text);
    margin-bottom: 12px;
}
.aisitex-section-header p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    color: var(--aisitex-text-muted);
    font-size: 1rem;
}
.aisitex-matrix-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.aisitex-matrix-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: var(--aisitex-card-bg);
    border: 1px solid var(--aisitex-border);
    border-radius: 12px;
    padding: 32px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    position: relative;
    overflow: hidden;
}
.aisitex-matrix-card:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    transform: translateY(-4px);
    border-color: rgba(0, 242, 254, 0.4);
    box-shadow: 0 24px 48px rgba(0, 242, 254, 0.1);
}
.aisitex-card-top:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    margin-bottom: 24px;
}
.aisitex-platform-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--aisitex-text);
    margin-bottom: 8px;
}
.aisitex-version-meta:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: flex;
    gap: 12px;
    font-size: 0.85rem;
    color: var(--aisitex-primary);
    margin-bottom: 16px;
    font-weight: 600;
}
.aisitex-card-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 0.95rem;
    color: var(--aisitex-text-muted);
    line-height: 1.6;
}
.aisitex-download-btn: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: var(--aisitex-primary);
    color: var(--aisitex-bg);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 6px;
    text-decoration: none;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.3);
    transition: opacity 0.2s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
}
.aisitex-download-btn:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    opacity: 0.9;
    transform: scale(1.02);
}
/* 安装说明与校验指引区块 */
.aisitex-notes-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: var(--aisitex-card-bg);
    border: 1px solid var(--aisitex-border);
    border-radius: 12px;
    padding: 48px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.aisitex-notes-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 32px;
}
.aisitex-note-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: flex;
    gap: 20px;
}
.aisitex-note-number:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: rgba(0, 242, 254, 0.1);
    color: var(--aisitex-primary);
    border: 1px solid var(--aisitex-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}
.aisitex-note-content h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--aisitex-text);
    margin-bottom: 8px;
}
.aisitex-note-content p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 0.95rem;
    color: var(--aisitex-text-muted);
    line-height: 1.6;
}
/* 页脚样式 */
/* 响应式断点 */
@media (max-width: 768px) {.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        display: flex;
    }
.aisitex-notes-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding: 24px;
    }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #E2E8F0;
}

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

.aisitex-header{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 14, 23, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 242, 254, 0.1);
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 2rem;
        }

.aisitex-header .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            color: #E2E8F0;
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: -0.025em;
        }

.aisitex-header .aisitex-logo-img{
            width: 32px;
            height: 32px;
            object-fit: contain;
        }

.aisitex-header .aisitex-nav-menu{
            display: flex;
            gap: 2rem;
            align-items: center;
        }

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #94A3B8;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #00F2FE;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #00F2FE;
            box-shadow: 0 0 8px #00F2FE;
        }

.aisitex-header .aisitex-menu-toggle{
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            z-index: 1001;
        }

.aisitex-header .aisitex-menu-toggle span{
            display: block;
            width: 24px;
            height: 2px;
            background: #E2E8F0;
            margin: 5px 0;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

@media(min-width: 768px){.aisitex-header .aisitex-menu-toggle{
                display: none;
            }}

@media(max-width: 767px){.aisitex-header .aisitex-menu-toggle{
                display: block;
            }

.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: #0A0E17;
                flex-direction: column;
                justify-content: center;
                align-items: flex-start;
                padding: 2rem;
                transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
                box-shadow: -10px 0 30px rgba(0,0,0,0.8);
                border-left: 1px solid rgba(0, 242, 254, 0.2);
                z-index: 1000;
            }

.aisitex-header .aisitex-nav-menu.active{
                right: 0;
            }

.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: #E2E8F0;
}

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

.aisitex-footer{
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 3rem 2rem;
            text-align: center;
            color: #94A3B8;
            font-size: 0.9rem;
        }

.aisitex-footer .aisitex-footer-content{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            align-items: center;
            justify-content: space-between;
        }

@media(min-width: 768px){.aisitex-footer .aisitex-footer-content{
                flex-direction: row;
            }}