/* ===========================
   全局基础样式
=========================== */
body {
    margin: 0;
    font-family: "Microsoft YaHei", Arial, sans-serif;
    background: #fff;
    color: #333;
}

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

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* ===========================
   Header
=========================== */
.ao-header {
    width: 100%;
    background: #0a1a2a;
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 999;
}

.ao-header-container {
    max-width: 1280px;
    margin: auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ao-logo a {
    font-size: 20px;
    font-weight: bold;
    color: #00e0ff;
}

.ao-nav-list {
    display: flex;
    gap: 28px;
}

.ao-nav-list li a {
    color: #fff;
    font-size: 16px;
    transition: 0.3s;
}

.ao-nav-list li a:hover {
    color: #00e0ff;
}

/* 移动端菜单按钮 */
.ao-nav-toggle {
    display: none;
    font-size: 26px;
    cursor: pointer;
}

/* ===========================
   Footer
=========================== */
.ao-footer {
    background: #0a1a2a;
    color: #fff;
    padding: 40px 20px 20px;
}

.ao-footer-container {
    max-width: 1280px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.ao-footer-col h3 {
    margin-bottom: 12px;
    font-size: 18px;
    color: #00e0ff;
}

.ao-footer-col ul li {
    margin-bottom: 8px;
}

.ao-footer-bottom {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #123;
    font-size: 14px;
    opacity: 0.8;
}

/* ===========================
   响应式：Pad
=========================== */
@media (max-width: 992px) {
    .ao-nav-list {
        gap: 18px;
    }

    .ao-footer-container {
        flex-direction: column;
        text-align: left;
    }
}

/* ===========================
   响应式：Mobile
=========================== */
@media (max-width: 768px) {

    .ao-nav-toggle {
        display: block;
        color: #00e0ff;
    }

    .ao-nav-list {
        display: none;
        flex-direction: column;
        background: #0a1a2a;
        padding: 20px;
        gap: 16px;
    }

    .ao-nav-list.ao-nav-open {
        display: flex;
    }

    .ao-footer-container {
        text-align: left;
    }
}
/*通用结束*/
 /* =========================== 面包屑导航 =========================== */ .ao-breadcrumb { background: #f3f3f3; padding: 12px 20px; font-size: 14px; } .ao-breadcrumb ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 8px; } .ao-breadcrumb li a { color: #0a1a2a; text-decoration: none; } .ao-breadcrumb li::after { content: ">"; margin: 0 6px; color: #666; } .ao-breadcrumb li:last-child::after { content: ""; }

/* =========================== 页面标题 =========================== */ .ao-research-header { background: #eef4ff; padding: 40px 20px; text-align: center; } .ao-research-header h1 { font-size: 32px; margin-bottom: 16px; color: #0a1a2a; } .ao-research-header p { font-size: 18px; color: #333; max-width: 900px; margin: auto; line-height: 1.6; }

/* =========================== 研究方向 =========================== */ .ao-topics-grid { display: flex; flex-wrap: wrap; gap: 30px; justify-content: space-between; } .ao-topic-card { flex: 1; min-width: 280px; background: #fff; border-radius: 10px; padding: 20px; box-shadow: 0 2px 6px rgba(0,0,0,0.1); display: flex; flex-direction: column; gap: 12px; }

/* =========================== 科研团队 =========================== */ .ao-team-list { margin-top: 20px; padding-left: 20px; line-height: 1.8; color: #333; }

/* =========================== 未来愿景 =========================== */ .ao-research-vision { background: #f9fafc; padding: 50px 20px; text-align: center; } .ao-research-vision p { max-width: 800px; margin: auto; font-size: 18px; line-height: 1.8; color: #333; }

/* =========================== 响应式布局 =========================== */ @media (max-width: 768px) { .ao-research-header h1 { font-size: 26px; } .ao-research-header p, .ao-research-vision p { font-size: 16px; } .ao-topics-grid { flex-direction: column; } .ao-topic-card { min-width: 100%; } }
.ao-partners {
    background: #f7f9fc;
    padding: 60px 20px;
}

.ao-partners-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    justify-content: space-between;
    max-width: 960px;
    margin: auto;
}

.ao-partner-card {
    flex: 1;
    min-width: 260px;
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ao-partner-card h3 {
    font-size: 18px;
    color: #0a1a2a;
    margin: 0;
}

.ao-partner-card p {
    font-size: 15px;
    line-height: 1.6;
    color: #333;
}

/* 响应式布局 */
@media (max-width: 768px) {
    .ao-partners-grid {
        flex-direction: column;
    }
    .ao-partner-card {
        min-width: 100%;
    }
}