/* 基础变量及重置 */
:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  --aisitex-bg: #0f172a;
  --aisitex-surface: #1e293b;
  --aisitex-surface-hover: #334155;
  --aisitex-primary: #2962ff;
  --aisitex-primary-hover: #1e4bd8;
  --aisitex-secondary: #00838f;
  --aisitex-text: #f8fafc;
  --aisitex-text-muted: #94a3b8;
  --aisitex-max-width: 1200px;
  --aisitex-border: #334155;
}
*: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;
  overflow-x: hidden;
}
body.nav-scroll-locked:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  overflow: hidden;
}
/* 复用首页导航栏样式 */
/* 正文独有样式：下载中心设计 */
.aisitex-main:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  max-width: var(--aisitex-max-width);
  margin: 0 auto;
  padding: 60px 24px 100px;
}
/* 下载 Hero 区域 */
.aisitex-download-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 96px;
}
.aisitex-hero-content:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.aisitex-badge:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: rgba(41, 98, 255, 0.1);
  color: var(--aisitex-primary);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  width: fit-content;
  border: 1px solid rgba(41, 98, 255, 0.2);
}
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.aisitex-hero-summary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  color: var(--aisitex-text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}
.aisitex-download-actions:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 8px;
}
.aisitex-download-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  background: var(--aisitex-surface);
  border: 1px solid var(--aisitex-border);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.aisitex-download-card:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  border-color: var(--aisitex-primary);
  transform: translateY(-2px);
  box-shadow: 0 15px 35px rgba(41, 98, 255, 0.15);
}
.aisitex-card-info h3:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.aisitex-card-info p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  color: var(--aisitex-text-muted);
  font-size: 0.9rem;
}
.aisitex-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  background-color: var(--aisitex-primary);
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(41, 98, 255, 0.35);
  white-space: nowrap;
  border: none;
  cursor: pointer;
}
.aisitex-btn:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  background-color: var(--aisitex-primary-hover);
  transform: translateY(-1px);
}
.aisitex-hero-media:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--aisitex-border);
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
  background: var(--aisitex-surface);
}
.aisitex-hero-media img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  width: 100%;
  height: auto;
  display: block;
}
/* 版本特性与运行环境说明区块 */
.aisitex-specs-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.6) 0%, rgba(15, 23, 42, 0.8) 100%);
  border: 1px solid var(--aisitex-border);
  border-radius: 20px;
  padding: 48px;
}
.aisitex-specs-content:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.aisitex-section-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.aisitex-section-summary:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  color: var(--aisitex-text-muted);
  font-size: 1.05rem;
}
.aisitex-specs-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 10px;
}
.aisitex-spec-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.aisitex-spec-icon:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(41, 98, 255, 0.15);
  color: var(--aisitex-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 700;
}
.aisitex-spec-text h4:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.aisitex-spec-text p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  color: var(--aisitex-text-muted);
  font-size: 0.9rem;
}
.aisitex-specs-media:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--aisitex-border);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.aisitex-specs-media img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  width: 100%;
  height: auto;
  display: block;
}
/* 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: var(--aisitex-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.aisitex-footer-links a:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
  color: var(--aisitex-text);
}
/* 响应式设计断点 */
@media (max-width: 968px) {.aisitex-download-hero:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)), .aisitex-specs-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 32px 24px;
  }
.aisitex-specs-section:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    direction: ltr;
  }}
@media (max-width: 768px) {.aisitex-nav-links.is-open:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
.aisitex-download-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    flex-direction: column;
    align-items: flex-start;
  }
.aisitex-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 100%;
  }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #f8fafc;
}

.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: 1000;
            background: rgba(15, 23, 42, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

.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;
            letter-spacing: -0.5px;
        }

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

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

.aisitex-header .aisitex-nav-link{
            font-size: 15px;
            color: #94a3b8;
            transition: color 0.2s ease;
            position: relative;
            padding: 8px 0;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #f8fafc;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background-color: #2962ff;
            border-radius: 2px;
        }

.aisitex-header .aisitex-menu-toggle{
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 32px;
            height: 32px;
            position: relative;
            z-index: 1001;
        }

.aisitex-header .aisitex-menu-toggle span{
            display: block;
            width: 24px;
            height: 2px;
            background-color: #f8fafc;
            position: absolute;
            left: 4px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

.aisitex-header .aisitex-menu-toggle span:nth-child(1){ top: 8px; }

.aisitex-header .aisitex-menu-toggle span:nth-child(2){ top: 15px; }

.aisitex-header .aisitex-menu-toggle span:nth-child(3){ top: 22px; }

.aisitex-header .aisitex-menu-toggle[aria-expanded="true"] span:nth-child(1){
            transform: translateY(7px) rotate(45deg);
        }

.aisitex-header .aisitex-menu-toggle[aria-expanded="true"] span:nth-child(2){
            opacity: 0;
        }

.aisitex-header .aisitex-menu-toggle[aria-expanded="true"] span:nth-child(3){
            transform: translateY(-7px) rotate(-45deg);
        }

@media (max-width: 768px){.aisitex-header .aisitex-menu-toggle{
                display: block;
            }

.aisitex-header .aisitex-nav-links{
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #1e293b;
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
                gap: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                transform: translateY(-120%);
                transition: transform 0.3s ease;
                visibility: hidden;
            }

.aisitex-header .aisitex-nav-links.is-open{
                transform: translateY(0);
                visibility: visible;
            }

.aisitex-header .aisitex-nav-link{
                width: 100%;
                padding: 12px 0;
                border-bottom: 1px solid rgba(255,255,255,0.05);
            }

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

.aisitex-footer {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #f8fafc;
}

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

.aisitex-footer .aisitex-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

.aisitex-footer{
            padding: 40px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            color: #94a3b8;
            font-size: 14px;
        }