:root {
            /* 沿用 people 页面的配色 */
            --primary-purple: rgb(102, 8, 118);
            --accent-blue: rgb(5, 25, 100);
            --text-dark: #333333;
            --text-light: #666666;
            --bg-light: #f9f9fb;
            --white: #ffffff;
            --container-width: 1200px;}

        * { margin: 0; padding: 0; box-sizing: border-box;}
        body {
            font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
            color: var(--text-dark);
            background-color: var(--bg-light);
            line-height: 1.6;}
        a { text-decoration: none; color: inherit; transition: all 0.3s;}
        ul { list-style: none;}
        
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;}

        /* Section Titles Generic */
        .section-header {
            margin-bottom: 40px;
            position: relative;}
        #divisions,
        #labs {
            scroll-margin-top: 90px;}
        .section-header h3 {
            font-size: 28px;
            color: var(--primary-purple);
            font-weight: 700;}
        .section-header p { color: var(--text-light); margin-top: 5px;}

        /* --- 3. RESEARCH DIVISIONS (图文卡片) --- */
        .divisions-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-bottom: 80px;}
        .division-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            border: 1px solid #eee;
            display: flex;
            flex-direction: column;}
        .division-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);}
        .div-img-wrapper {
            height: 200px;
            overflow: hidden;
            position: relative;}
        .div-img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;}
        .division-card:hover .div-img-wrapper img { transform: scale(1.05);}
        
        .div-content { padding: 25px; flex-grow: 1; display: flex; flex-direction: column;}
        .div-title { font-size: 20px; font-weight: 700; color: var(--accent-blue); margin-bottom: 12px;}
        .div-desc { font-size: 14px; color: var(--text-light); margin-bottom: 20px; flex-grow: 1; line-height: 1.6;}
        .div-link {
            font-size: 14px; font-weight: 600; color: var(--primary-purple); text-transform: uppercase;
            align-self: flex-start; border-bottom: 2px solid transparent;}
        .div-link:hover { border-bottom-color: var(--primary-purple);}


        /* --- 4. RESEARCH LABS (图标列表) --- */
        .labs-section {
            background-color: var(--white);
            padding: 60px 40px;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.03);
            margin-bottom: 80px;}
        .labs-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr); /* 3列布局 */
            gap: 20px;}
        .lab-item {
            display: flex;
            align-items: center;
            background: #fcfcfc;
            border: 1px solid #e5e5e5;
            padding: 18px 20px;
            border-radius: 6px;
            transition: all 0.3s;
            cursor: pointer;}
        .lab-item:hover {
            background: var(--white);
            border-color: var(--primary-purple);
            box-shadow: 0 5px 12px rgba(102, 8, 118, 0.1);
            transform: translateX(5px);}
        .lab-icon {
            width: 40px;
            min-width: 40px; /* 防止挤压 */
            height: 40px;
            background: rgba(102, 8, 118, 0.1);
            color: var(--primary-purple);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 18px;}
        .lab-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.4;}

        /* Footer */
        @media (max-width: 900px) {
            .divisions-grid { grid-template-columns: repeat(2, 1fr);}
            .labs-grid { grid-template-columns: repeat(2, 1fr);}
            .nav-menu { display: none;} /* Mobile Menu Placeholder */
        }
        @media (max-width: 600px) {
            .divisions-grid { grid-template-columns: 1fr;}
            .labs-grid { grid-template-columns: 1fr;}
            .header-inner { flex-direction: column; height: auto; padding: 20px 0;}
        }