/* =========================================
   Base Typography
========================================= */

body {
    margin: 0;
    font-family: Georgia, serif;
    background: #f8fbff;
    color: #1f2937;
}

h1, h2, h3 {
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-weight: 600;
}

p {
    line-height: 1.8;
    margin-bottom: 12px;
}

li {
    line-height: 1.6;
    margin-bottom: 8px;
}


/* =========================================
   Navbar
========================================= */

.navbar {
    background: white;
    border-bottom: 2px solid #e6eefc;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1090px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between; /* 保持右侧导航 */
    align-items: center;
}

.nav-name {
    font-weight: 600;
    color: #1e3a8a;
    font-size: 18px;
}

nav a {
    margin-left: 25px;
    text-decoration: none;
    color: #374151;
    font-size: 15px;
}

nav a:hover {
    color: #2563eb;
}


/* =========================================
   Layout
========================================= */

.layout {
    display: flex;
    max-width: 1100px;
    margin: 50px auto;
}

.content {
    flex: 1;
    padding-left: 20px;
}

section {
    margin-bottom: 50px;
}

h2 {
    border-bottom: 2px solid #e0ecff;
    padding-bottom: 8px;
    margin-bottom: 20px;
    color: #1e3a8a;
}


/* =========================================
   Sidebar
========================================= */

.sidebar {
    width: 220px;
    padding-right: 30px;
}

.profile-img {
    width: 185px;
    border-radius: 50%;
    margin-bottom: 10px;
}

.sidebar .info p {
    font-size: 15px;
    line-height: 1.6;
    margin: 4px 0;
}

.contact {
    margin-top: 16px;   /* 稍微留点呼吸感 */
}

.contact p {
    font-size: 14px;
    margin: 4px 0;
}

.contact a {
    text-decoration: none;
    color: #2563eb;
    font-size: 14px;
}

.contact a:hover {
    text-decoration: underline;
}


/* =========================================
   Links (Main Content)
========================================= */

.content a {
    color: #1e3a8a;
    text-decoration: none;
}

.content a:hover {
    text-decoration: underline;
}


/* =========================================
   Publications
========================================= */

.pub-item {
    margin-bottom: 28px;
}

.pub-title {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 4px;
}

.pub-authors {
    font-size: 14px;
    color: #444;
    margin-bottom: 4px;
}

.pub-venue {
    font-size: 14px;
    font-style: italic;
    color: #1e3a8a;
    margin-bottom: 6px;
}


/* =========================================
   Footer
========================================= */

footer {
    text-align: center;
    padding: 20px;
    background: #1e3a8a;
    color: white;
    margin-top: 40px;
}


/* =========================================
   Responsive
========================================= */

@media (max-width: 900px) {
    .layout {
        flex-direction: column;
        margin: 20px;
    }

    .sidebar {
        width: 100%;
        margin-bottom: 30px;
    }
}