:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            --aisitex-primary: #3a76f0;
            --aisitex-primary-dark: #285bc2;
            --aisitex-secondary: #121826;
            --aisitex-bg: #f8fafc;
            --aisitex-surface: #ffffff;
            --aisitex-text: #0f172a;
            --aisitex-text-muted: #64748b;
            --aisitex-radius: 12px;
            --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: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            background-color: var(--aisitex-bg);
            color: var(--aisitex-text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
/* 复用首页导航栏样式 */
/* 正文与指南页面专属组件 */
.aisitex-guide-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 60px auto 40px;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
.aisitex-badge-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: inline-block;
            background: rgba(58, 118, 240, 0.1);
            color: var(--aisitex-primary);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 16px;
        }
.aisitex-guide-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 42px;
            font-weight: 700;
            color: var(--aisitex-secondary);
            line-height: 1.25;
            margin-bottom: 20px;
        }
.aisitex-guide-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 18px;
            color: var(--aisitex-text-muted);
            margin-bottom: 32px;
        }
.aisitex-action-group: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 *)){
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--aisitex-primary);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--aisitex-radius);
            font-weight: 600;
            text-decoration: none;
            box-shadow: 0 4px 14px rgba(58, 118, 240, 0.3);
            transition: background 0.2s, transform 0.2s;
        }
.aisitex-btn-primary:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-primary-dark);
            transform: translateY(-2px);
        }
.aisitex-btn-outline:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--aisitex-secondary);
            padding: 14px 28px;
            border-radius: var(--aisitex-radius);
            font-weight: 600;
            text-decoration: none;
            border: 1px solid #cbd5e1;
            transition: border-color 0.2s, background 0.2s;
        }
.aisitex-btn-outline:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            border-color: var(--aisitex-secondary);
            background: #f1f5f9;
        }
.aisitex-hero-image-wrap:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            position: relative;
            background: #fff;
            border-radius: 24px;
            padding: 24px;
            box-shadow: 0 20px 40px rgba(18, 24, 38, 0.06);
            border: 1px solid #e2e8f0;
            text-align: center;
        }
.aisitex-hero-image-wrap img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            max-height: 480px;
            object-fit: contain;
        }
/* 教程与步骤区块 */
.aisitex-section-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 80px auto;
            padding: 0 24px;
        }
.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;
            color: var(--aisitex-secondary);
            margin-bottom: 12px;
        }
.aisitex-section-header p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: var(--aisitex-text-muted);
            font-size: 16px;
        }
.aisitex-steps-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
.aisitex-step-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-surface);
            border: 1px solid #e2e8f0;
            border-radius: var(--aisitex-radius);
            padding: 32px 24px;
            position: relative;
            transition: transform 0.2s, box-shadow 0.2s;
        }
.aisitex-step-card:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(18, 24, 38, 0.08);
        }
.aisitex-step-number:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 40px;
            height: 40px;
            background: rgba(58, 118, 240, 0.1);
            color: var(--aisitex-primary);
            font-weight: 700;
            font-size: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
.aisitex-step-card h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 18px;
            font-weight: 600;
            color: var(--aisitex-secondary);
            margin-bottom: 12px;
        }
.aisitex-step-card p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: var(--aisitex-text-muted);
            font-size: 15px;
            line-height: 1.5;
        }
/* 常见问题解答折叠样式 */
.aisitex-faq-wrapper:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: 800px;
            margin: 0 auto;
        }
.aisitex-faq-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: var(--aisitex-surface);
            border: 1px solid #e2e8f0;
            border-radius: var(--aisitex-radius);
            margin-bottom: 16px;
            overflow: hidden;
        }
.aisitex-faq-question:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--aisitex-secondary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
.aisitex-faq-question:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after {
            content: "+";
            font-size: 22px;
            font-weight: 400;
            color: var(--aisitex-primary);
            transition: transform 0.2s;
        }
.aisitex-faq-item.open .aisitex-faq-question:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *))::after {
            transform: rotate(45deg);
        }
.aisitex-faq-answer:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            color: var(--aisitex-text-muted);
            font-size: 15px;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
.aisitex-faq-item.open .aisitex-faq-answer:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-height: 200px;
            padding: 0 24px 20px;
        }
/* 页脚样式 */
.aisitex-copyright:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            text-align: center;
            font-size: 14px;
            color: #64748b;
        }
/* 响应式断点 */
@media (max-width: 900px) {.aisitex-guide-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
                gap: 32px;
                margin-top: 30px;
            }
.aisitex-steps-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
            }
.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                display: flex;
            }}

.aisitex-header {
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: #0f172a;
}

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

.aisitex-header a{
            color: inherit;
            text-decoration: none;
        }

.aisitex-header{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #e2e8f0;
        }

.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;
            font-weight: 700;
            font-size: 20px;
            color: #121826;
        }

.aisitex-header .aisitex-brand img{
            width: 36px;
            height: 36px;
        }

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

.aisitex-header .aisitex-nav-link{
            font-size: 15px;
            font-weight: 500;
            color: #64748b;
            transition: color 0.2s;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #3a76f0;
        }

.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: #0f172a;
            margin: 5px 0;
            transition: 0.3s;
        }

@media (max-width: 900px){.aisitex-header .aisitex-nav-menu{
                display: none;
                position: fixed;
                top: 72px;
                left: 0;
                width: 100%;
                background: #fff;
                flex-direction: column;
                padding: 24px;
                border-bottom: 1px solid #e2e8f0;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            }

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

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

.aisitex-footer {
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: #0f172a;
}

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

.aisitex-footer a{
            color: inherit;
            text-decoration: none;
        }

.aisitex-footer{
            background: #121826;
            color: #94a3b8;
            padding: 60px 24px 40px;
        }

.aisitex-footer .aisitex-footer-container{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

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

.aisitex-footer .aisitex-footer-brand{
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

.aisitex-footer .aisitex-footer-links{
            display: flex;
            gap: 24px;
        }

.aisitex-footer .aisitex-footer-links a{
            color: #94a3b8;
            font-size: 14px;
            transition: color 0.2s;
        }

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

.aisitex-footer .aisitex-footer-bottom{
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
        }

@media (max-width: 900px){.aisitex-footer .aisitex-footer-top{
                flex-direction: column;
                gap: 20px;
                align-text: center;
            }

.aisitex-footer .aisitex-footer-bottom{
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }}