:root {
            --aisitex-bg: #0A0E17;
            --aisitex-surface: #121826;
            --aisitex-surface-hover: #1A2338;
            --aisitex-primary: #0090FF;
            --aisitex-primary-hover: #33A4FF;
            --aisitex-text: #F3F4F6;
            --aisitex-text-muted: #9CA3AF;
            --aisitex-border: #1F293D;
            --aisitex-radius: 8px;
            --aisitex-transition: all 0.25s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            background-color: var(--aisitex-bg);
            color: var(--aisitex-text);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        /* 顶部导航组件 */
        .aisitex-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(10, 14, 23, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--aisitex-border);
            height: 72px;
            display: flex;
            align-items: center;
        }

        .aisitex-nav-container {
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .aisitex-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: -0.5px;
        }

        .aisitex-brand img {
            height: 32px;
            width: auto;
        }

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

        .aisitex-nav-link {
            font-size: 14px;
            color: var(--aisitex-text-muted);
            transition: var(--aisitex-transition);
            font-weight: 500;
            position: relative;
        }

        .aisitex-nav-link:hover,
        .aisitex-nav-link.active {
            color: var(--aisitex-text);
        }

        .aisitex-nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -22px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--aisitex-primary);
        }

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

        .aisitex-menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--aisitex-text);
            margin: 5px 0;
            transition: var(--aisitex-transition);
        }

        .aisitex-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
            z-index: 98;
        }

        /* 主体容器 */
        .aisitex-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 24px;
        }

        /* 首屏组件 */
        .aisitex-hero {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 40px 0 80px 0;
            border-bottom: 1px solid var(--aisitex-border);
        }

        .aisitex-hero-content {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .aisitex-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(0, 144, 255, 0.1);
            color: var(--aisitex-primary);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            width: fit-content;
            border: 1px solid rgba(0, 144, 255, 0.2);
        }

        .aisitex-hero h1 {
            font-size: 44px;
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -1px;
        }

        .aisitex-hero p {
            font-size: 16px;
            color: var(--aisitex-text-muted);
            line-height: 1.7;
        }

        .aisitex-hero-actions {
            display: flex;
            gap: 16px;
            margin-top: 8px;
        }

        .aisitex-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: var(--aisitex-radius);
            font-weight: 600;
            font-size: 15px;
            transition: var(--aisitex-transition);
            cursor: pointer;
            border: none;
        }

        .aisitex-btn-primary {
            background-color: var(--aisitex-primary);
            color: #fff;
        }

        .aisitex-btn-primary:hover {
            background-color: var(--aisitex-primary-hover);
            transform: translateY(-2px);
        }

        .aisitex-btn-secondary {
            background-color: var(--aisitex-surface);
            color: var(--aisitex-text);
            border: 1px solid var(--aisitex-border);
        }

        .aisitex-btn-secondary:hover {
            background-color: var(--aisitex-surface-hover);
            border-color: var(--aisitex-text-muted);
        }

        .aisitex-hero-visual {
            position: relative;
        }

        .aisitex-hero-img-wrapper {
            background: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
        }

        .aisitex-hero-img-wrapper img {
            width: 100%;
            height: auto;
            display: block;
        }

        .aisitex-status-bar {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 24px;
        }

        .aisitex-status-card {
            background: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            padding: 16px;
            border-radius: var(--aisitex-radius);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .aisitex-status-label {
            font-size: 12px;
            color: var(--aisitex-text-muted);
        }

        .aisitex-status-value {
            font-size: 14px;
            font-weight: 600;
            color: #10B981;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .aisitex-status-value::before {
            content: '';
            width: 8px;
            height: 8px;
            background-color: #10B981;
            border-radius: 50%;
            display: inline-block;
        }

        /* 平台矩阵组件 */
        .aisitex-section {
            padding: 80px 0;
            border-bottom: 1px solid var(--aisitex-border);
        }

        .aisitex-section-header {
            max-width: 700px;
            margin-bottom: 48px;
        }

        .aisitex-section-header h2 {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .aisitex-section-header p {
            color: var(--aisitex-text-muted);
            font-size: 16px;
            line-height: 1.6;
        }

        .aisitex-matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .aisitex-matrix-card {
            background-color: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            border-radius: 12px;
            padding: 32px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: var(--aisitex-transition);
        }

        .aisitex-matrix-card:hover {
            border-color: var(--aisitex-primary);
            transform: translateY(-4px);
        }

        .aisitex-matrix-platform {
            font-size: 20px;
            font-weight: 700;
        }

        .aisitex-matrix-version {
            font-size: 13px;
            color: var(--aisitex-primary);
            background: rgba(0, 144, 255, 0.1);
            padding: 4px 10px;
            border-radius: 4px;
            width: fit-content;
        }

        .aisitex-matrix-desc {
            font-size: 14px;
            color: var(--aisitex-text-muted);
            line-height: 1.6;
        }

        /* 安全防护特性对照区 */
        .aisitex-feature-split {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .aisitex-feature-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .aisitex-feature-item {
            background: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            padding: 20px 24px;
            border-radius: var(--aisitex-radius);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .aisitex-feature-item h3 {
            font-size: 16px;
            font-weight: 600;
        }

        .aisitex-feature-item p {
            font-size: 14px;
            color: var(--aisitex-text-muted);
        }

        .aisitex-feature-img {
            background: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            border-radius: 12px;
            overflow: hidden;
        }

        .aisitex-feature-img img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* 相关子页导航引导区 */
        .aisitex-pathways {
            padding: 80px 0;
        }

        .aisitex-pathways-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 32px;
        }

        .aisitex-pathway-card {
            background: var(--aisitex-surface);
            border: 1px solid var(--aisitex-border);
            padding: 32px;
            border-radius: 12px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: var(--aisitex-transition);
        }

        .aisitex-pathway-card:hover {
            border-color: var(--aisitex-primary);
            background: var(--aisitex-surface-hover);
        }

        .aisitex-pathway-card h3 {
            font-size: 18px;
            font-weight: 700;
        }

        .aisitex-pathway-card p {
            font-size: 14px;
            color: var(--aisitex-text-muted);
            line-height: 1.6;
        }

        .aisitex-pathway-link {
            color: var(--aisitex-primary);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 8px;
        }

        /* 页脚组件 */
        .aisitex-footer {
            border-top: 1px solid var(--aisitex-border);
            background-color: var(--aisitex-surface);
            padding: 48px 0;
            margin-top: 80px;
            color: var(--aisitex-text-muted);
            font-size: 14px;
        }

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

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

        .aisitex-footer-links a {
            color: var(--aisitex-text-muted);
            transition: var(--aisitex-transition);
        }

        .aisitex-footer-links a:hover {
            color: var(--aisitex-text);
        }

        /* 响应式断点 */
        @media (max-width: 968px) {
            .aisitex-hero,
            .aisitex-feature-split,
            .aisitex-matrix-grid,
            .aisitex-pathways-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .aisitex-hero h1 {
                font-size: 36px;
            }

            .aisitex-nav-menu {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background-color: var(--aisitex-surface);
                flex-direction: column;
                padding: 24px;
                border-bottom: 1px solid var(--aisitex-border);
                transform: translateY(-100%);
                opacity: 0;
                transition: var(--aisitex-transition);
                pointer-events: none;
                gap: 16px;
                align-items: flex-start;
            }

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

            .aisitex-nav-link.active::after {
                display: none;
            }

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

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

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

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

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

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #F3F4F6;
}

.aisitex-header, .aisitex-header *{
            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-color: rgba(10, 14, 23, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #1F293D;
            height: 72px;
            display: flex;
            align-items: center;
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            width: 100%;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

.aisitex-header .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 700;
            font-size: 20px;
            letter-spacing: -0.5px;
        }

.aisitex-header .aisitex-brand img{
            height: 32px;
            width: auto;
        }

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

.aisitex-header .aisitex-nav-link{
            font-size: 14px;
            color: #9CA3AF;
            transition: all 0.25s ease;
            font-weight: 500;
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #F3F4F6;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -22px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: #0090FF;
        }

.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: #F3F4F6;
            margin: 5px 0;
            transition: all 0.25s ease;
        }

@media (max-width: 968px){.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background-color: #121826;
                flex-direction: column;
                padding: 24px;
                border-bottom: 1px solid #1F293D;
                transform: translateY(-100%);
                opacity: 0;
                transition: all 0.25s ease;
                pointer-events: none;
                gap: 16px;
                align-items: flex-start;
            }

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

.aisitex-header .aisitex-nav-link.active::after{
                display: none;
            }

.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, Arial, sans-serif;
    line-height: 1.6;
    color: #F3F4F6;
}

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

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

.aisitex-footer{
            border-top: 1px solid #1F293D;
            background-color: #121826;
            padding: 48px 0;
            margin-top: 80px;
            color: #9CA3AF;
            font-size: 14px;
        }

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

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

.aisitex-footer .aisitex-footer-links a{
            color: #9CA3AF;
            transition: all 0.25s ease;
        }

.aisitex-footer .aisitex-footer-links a:hover{
            color: #F3F4F6;
        }