:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            --aisitex-bg: #F8F9FA;
            --aisitex-surface: #FFFFFF;
            --aisitex-text-main: #2D3748;
            --aisitex-text-muted: #718096;
            --aisitex-primary: #E53E3E;
            --aisitex-primary-hover: #C53030;
            --aisitex-max-width: 1200px;
            --aisitex-border: #E2E8F0;
        }
*: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-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
        }
/* 複用導航欄樣式 */
.aisitex-btn-download:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary);
            color: #fff;
            padding: 10px 20px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 12px rgba(229, 62, 62, 0.2);
            transition: background-color 0.2s;
        }
.aisitex-btn-download:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary-hover);
        }
/* Editorial 風格首屏 */
.aisitex-feature-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
            padding: 80px 24px 60px;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 60px;
            align-items: center;
        }
.aisitex-hero-content:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
.aisitex-hero-tag:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            color: var(--aisitex-primary);
            border-left: 3px solid var(--aisitex-primary);
            padding-left: 10px;
        }
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 3rem;
            font-weight: 700;
            color: var(--aisitex-text-main);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
.aisitex-hero-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1.15rem;
            color: var(--aisitex-text-muted);
            line-height: 1.7;
        }
.aisitex-hero-visual:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            background: #111;
        }
.aisitex-hero-visual img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            height: auto;
            display: block;
            opacity: 0.95;
        }
/* 章節流式佈局 */
.aisitex-section-block:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            padding: 80px 0;
            border-top: 1px solid var(--aisitex-border);
        }
.aisitex-section-block:nth-child(even):not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-surface);
        }
.aisitex-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: var(--aisitex-max-width);
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
.aisitex-container.reverse:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            direction: rtl;
        }
.aisitex-container.reverse > *:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            direction: ltr;
        }
.aisitex-feature-text:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
.aisitex-feature-heading:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--aisitex-text-main);
            line-height: 1.3;
        }
.aisitex-feature-summary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--aisitex-primary);
        }
.aisitex-feature-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1rem;
            color: var(--aisitex-text-muted);
            line-height: 1.8;
        }
.aisitex-feature-media:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 12px 30px rgba(0,0,0,0.06);
            background: #fff;
            border: 1px solid var(--aisitex-border);
        }
.aisitex-feature-media img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
/* 底部 CTA 區域 */
.aisitex-cta-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: #1A202C;
            color: #fff;
            padding: 100px 24px;
            text-align: center;
        }
.aisitex-cta-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 24px;
        }
.aisitex-cta-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 2.5rem;
            font-weight: 700;
        }
.aisitex-cta-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1.1rem;
            color: #A0AEC0;
            max-width: 600px;
        }
.aisitex-cta-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary);
            color: #fff;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 1.05rem;
            font-weight: 600;
            text-decoration: none;
            transition: background-color 0.2s;
            margin-top: 12px;
        }
.aisitex-cta-btn:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary-hover);
        }
/* 頁腳 */
/* 響應式斷點 */
@media (max-width: 900px) {.aisitex-feature-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-container.reverse:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
                direction: ltr;
                gap: 40px;
            }
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                font-size: 2.3rem;
            }
.aisitex-feature-heading:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                font-size: 1.8rem;
            }
.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                display: flex;
            }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #2D3748;
}

.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{
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(248, 249, 250, 0.92);
            backdrop-filter: blur(10px);
            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;
            text-decoration: none;
            color: #2D3748;
            font-weight: 700;
            font-size: 1.15rem;
        }

.aisitex-header .aisitex-brand img{
            width: 32px;
            height: 32px;
            border-radius: 8px;
            object-fit: contain;
        }

.aisitex-header .aisitex-nav-menu{
            display: flex;
            align-items: center;
            gap: 36px;
        }

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #718096;
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.2s ease;
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #E53E3E;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -22px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: #E53E3E;
        }

.aisitex-header .aisitex-nav-actions{
            display: flex;
            align-items: center;
            gap: 16px;
        }

.aisitex-header .aisitex-btn-download{
            background-color: #E53E3E;
            color: #FFFFFF;
            padding: 10px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
            transition: background-color 0.2s, transform 0.2s;
        }

.aisitex-header .aisitex-btn-download:hover{
            background-color: #C53030;
            transform: translateY(-1px);
        }

.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: #2D3748;
            margin: 5px 0;
            transition: 0.3s;
        }

@media (max-width: 968px){.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #FFFFFF;
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
                gap: 20px;
                border-bottom: 1px solid #E2E8F0;
                box-shadow: 0 10px 20px rgba(0,0,0,0.05);
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.3s ease, opacity 0.3s ease;
                pointer-events: none;
            }

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

.aisitex-header .aisitex-nav-actions .aisitex-btn-download{
                display: none;
            }}

.aisitex-footer {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #2D3748;
}

.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 .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: #2D3748;
            font-weight: 700;
            font-size: 1.15rem;
        }

.aisitex-footer .aisitex-brand img{
            width: 32px;
            height: 32px;
            border-radius: 8px;
            object-fit: contain;
        }

.aisitex-footer{
            background-color: #FFFFFF;
            border-top: 1px solid #E2E8F0;
            padding: 60px 0 40px;
            font-size: 0.9rem;
            color: #718096;
        }

.aisitex-footer .aisitex-footer-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

.aisitex-footer .aisitex-footer-top{
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 30px;
        }

.aisitex-footer .aisitex-footer-brand{
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 320px;
        }

.aisitex-footer .aisitex-footer-brand .aisitex-brand{
            font-size: 1.2rem;
        }

.aisitex-footer .aisitex-footer-links{
            display: flex;
            gap: 60px;
            flex-wrap: wrap;
        }

.aisitex-footer .aisitex-footer-col{
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

.aisitex-footer .aisitex-footer-col h4{
            color: #2D3748;
            font-size: 0.95rem;
            font-weight: 600;
        }

.aisitex-footer .aisitex-footer-col a{
            color: #718096;
            text-decoration: none;
            transition: color 0.2s;
        }

.aisitex-footer .aisitex-footer-col a:hover{
            color: #E53E3E;
        }

.aisitex-footer .aisitex-footer-bottom{
            border-top: 1px solid #EDF2F7;
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }