:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            --aisitex-primary: #107C41;
            --aisitex-primary-dark: #0B5329;
            --aisitex-secondary: #23272E;
            --aisitex-bg: #F8F9FA;
            --aisitex-surface: #FFFFFF;
            --aisitex-text: #1F2328;
            --aisitex-text-muted: #57606A;
            --aisitex-max-width: 1200px;
        }
*: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;
        }
/* 导航栏复用样式 */
/* 页面专属样式 */
main:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            padding-top: 64px;
        }
/* 深色产品舞台首屏 */
.aisitex-tutorial-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-secondary);
            color: #FFFFFF;
            padding: 80px 24px 100px;
            position: relative;
            overflow: hidden;
        }
.aisitex-hero-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
            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;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
.aisitex-hero-content h1 span:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: var(--aisitex-primary);
        }
.aisitex-hero-content p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 18px;
            color: #C2C7D0;
            margin-bottom: 32px;
            line-height: 1.6;
        }
.aisitex-hero-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: flex;
            gap: 16px;
        }
.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: 6px;
            text-decoration: none;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(16, 124, 65, 0.4);
            transition: background 0.2s, transform 0.2s;
            display: inline-block;
        }
.aisitex-btn-primary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary-dark);
            transform: translateY(-2px);
        }
.aisitex-btn-secondary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            padding: 14px 28px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: background 0.2s;
            display: inline-block;
        }
.aisitex-btn-secondary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: rgba(255, 255, 255, 0.2);
        }
.aisitex-hero-media img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
/* 错位章节与教程内容区 */
.aisitex-tutorial-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
            padding: 80px 24px;
        }
.aisitex-section-header:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px;
        }
.aisitex-section-header h2:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 32px;
            font-weight: 700;
            color: var(--aisitex-text);
            margin-bottom: 16px;
        }
.aisitex-section-header p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 16px;
            color: var(--aisitex-text-muted);
        }
/* 教程展示模块网格 */
.aisitex-tutorial-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            background: var(--aisitex-surface);
            border-radius: 16px;
            padding: 48px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            margin-bottom: 40px;
            border: 1px solid #e1dfdd;
        }
.aisitex-tutorial-grid.reverse:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            grid-template-columns: 0.9fr 1.1fr;
        }
.aisitex-tutorial-grid.reverse .aisitex-tutorial-info:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            order: 2;
        }
.aisitex-tutorial-grid.reverse .aisitex-tutorial-visual:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            order: 1;
        }
.aisitex-step-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: inline-block;
            background: rgba(16, 124, 65, 0.1);
            color: var(--aisitex-primary);
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
        }
.aisitex-tutorial-info h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--aisitex-text);
        }
.aisitex-tutorial-info p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 16px;
            color: var(--aisitex-text-muted);
            margin-bottom: 24px;
            line-height: 1.7;
        }
.aisitex-shortcut-box:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-bg);
            border-left: 4px solid var(--aisitex-primary);
            padding: 16px;
            border-radius: 0 8px 8px 0;
            font-family: monospace;
            font-size: 14px;
            color: var(--aisitex-text);
            margin-top: 16px;
        }
.aisitex-tutorial-visual img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
            border: 1px solid #e1dfdd;
        }
/* 视觉对照区 */
.aisitex-comparison-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-surface);
            border-top: 1px solid #e1dfdd;
            border-bottom: 1px solid #e1dfdd;
            padding: 80px 24px;
        }
.aisitex-comparison-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
        }
.aisitex-comparison-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
            margin-top: 48px;
        }
.aisitex-comparison-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-bg);
            padding: 36px;
            border-radius: 12px;
            border: 1px solid #e1dfdd;
        }
.aisitex-comparison-card.highlight:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: #F0FDF4;
            border-color: #bbf7d0;
        }
.aisitex-comparison-card h4:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }
.aisitex-comparison-card ul:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
.aisitex-comparison-card li:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            position: relative;
            padding-left: 24px;
            font-size: 15px;
            color: var(--aisitex-text-muted);
        }
.aisitex-comparison-card.highlight li:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: var(--aisitex-text);
        }
.aisitex-comparison-card li:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
            content: "";
            position: absolute;
            left: 0;
            top: 8px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--aisitex-text-muted);
        }
.aisitex-comparison-card.highlight li:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::before {
            background: var(--aisitex-primary);
        }
/* 底部行动收束区 */
.aisitex-cta-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-secondary);
            color: #FFFFFF;
            text-align: center;
            padding: 100px 24px;
        }
.aisitex-cta-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: 800px;
            margin: 0 auto;
        }
.aisitex-cta-container h2:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 20px;
        }
.aisitex-cta-container p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 18px;
            color: #C2C7D0;
            margin-bottom: 36px;
        }
/* 页脚样式 */
.aisitex-footer-content:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-items: center;
        }
.aisitex-footer-links:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: flex;
            gap: 24px;
        }
.aisitex-footer-links a:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: #8B949E;
            text-decoration: none;
            transition: color 0.2s;
        }
.aisitex-footer-links a:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: #FFFFFF;
        }
/* 响应式断点 */
@media (max-width: 968px) {.aisitex-hero-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-tutorial-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-tutorial-grid.reverse:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-comparison-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
                gap: 32px;
            }
.aisitex-tutorial-grid.reverse .aisitex-tutorial-info:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-tutorial-grid.reverse .aisitex-tutorial-visual:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                order: unset;
            }
.aisitex-hero-content h1:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                font-size: 32px;
            }
.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                left: 0;
            }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #1F2328;
}

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

.aisitex-header{
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #D0D7DE;
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.aisitex-header .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: #23272E;
            font-weight: 700;
            font-size: 1.2rem;
        }

.aisitex-header .aisitex-brand-logo{
            width: 36px;
            height: 36px;
            object-fit: contain;
        }

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

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #57606A;
            font-weight: 500;
            font-size: 0.95rem;
            transition: color 0.2s;
            position: relative;
            padding: 8px 0;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #107C41;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #107C41;
        }

.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: #23272E;
            margin: 5px 0;
            transition: 0.3s;
        }

@media (max-width: 968px){.aisitex-header .aisitex-nav-menu{
                display: none;
                position: fixed;
                top: 72px;
                left: 0;
                width: 100%;
                background: #FFFFFF;
                flex-direction: column;
                padding: 24px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                border-bottom: 1px solid #D0D7DE;
            }

.aisitex-header .aisitex-nav-menu.active{
                display: flex;
            }

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

.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: #1F2328;
}

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

.aisitex-footer{
            background: #23272E;
            color: #99A1A9;
            padding: 60px 24px 40px;
            border-top: 1px solid rgba(255,255,255,0.1);
        }

.aisitex-footer .aisitex-footer-container{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 32px;
        }

.aisitex-footer .aisitex-footer-nav{
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

.aisitex-footer .aisitex-footer-nav a{
            color: #FFFFFF;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.2s;
        }

.aisitex-footer .aisitex-footer-nav a:hover{
            color: #107C41;
        }

.aisitex-footer .aisitex-footer-info{
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 32px;
            font-size: 0.85rem;
        }

@media (max-width: 968px){.aisitex-footer .aisitex-footer-info{
                flex-direction: column;
                gap: 16px;
                align-items: flex-start;
            }}