/* Academic Theme - Inspired by wenjiema.com */

:root {
    --primary-color: #007acc;
    --bg-color: #FDF7F0;
    --text-primary: #222;
    --text-secondary: #444;
    --accent-color: #c17900;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Georgia', 'Helvetica Neue', serif, -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Container */
.container {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Header Section - Two Column Layout */
.header-section {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: center;
}

.header-left {
    flex: 1 1 250px;
    text-align: center;
}

.profile-photo {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
    margin: 0 auto 10px;
}

.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.header-info h1 {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.chinese-name {
    color: var(--text-secondary);
    font-weight: 400;
}

.header-info .affiliation {
    margin-bottom: 12px;
    font-size: 1rem;
}

.header-info .email {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.social-links {
    margin-top: 10px;
    font-size: 0.95rem;
}

.social-links a {
    color: var(--text-secondary);
    margin: 0 6px;
}

.header-right {
    flex: 2 1 400px;
}

/* Main Content Area */
.main-content {
    max-width: 100%;
}

/* Section */
.section {
    margin-top: 30px;
}

.section-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text-primary);
}

.section p {
    font-size: 1.05rem;
    margin-bottom: 1.1em;
}

/* Lists */
.content-list {
    padding-left: 20px;
}

.content-list li {
    margin-bottom: 0.8em;
    color: var(--text-secondary);
}

.content-list li b {
    color: var(--text-primary);
}

/* News Section */
.news-scroll-container {
    max-height: 180px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #ccc transparent;
}

.news-scroll-container::-webkit-scrollbar {
    width: 6px;
}

.news-scroll-container::-webkit-scrollbar-track {
    background: transparent;
}

.news-scroll-container::-webkit-scrollbar-thumb {
    background-color: #ccc;
    border-radius: 3px;
}

.news-list {
    list-style: none;
    padding-left: 0;
}

.news-item {
    margin-bottom: 0.8em;
    display: flex;
    gap: 10px;
}

.news-date {
    color: var(--primary-color);
    font-weight: 500;
    min-width: 80px;
    flex-shrink: 0;
}

.news-text {
    color: var(--text-secondary);
}

/* Publications Section */
#publications-container {
    max-width: 1000px;
    margin: 0 auto;
}

.pub-year-group {
    display: flex;
    margin-bottom: 20px;
}

.pub-year-label {
    flex-shrink: 0;
    width: 80px;
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
    padding-top: 2px;
}

.pub-year-content {
    flex: 1;
    min-width: 0;
    overflow: visible;
}

.pub-item {
    margin-bottom: 18px;
}

.pub-header {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 4px;
    flex-wrap: nowrap;
}

.pub-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    flex-shrink: 0;
}

.pub-title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
    white-space: nowrap;
}

.pub-title a {
    font-size: 0.9rem;
    font-weight: 400;
    white-space: nowrap;
}

.pub-authors {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 3px;
}

.pub-venue {
    color: #666;
    font-size: 0.9rem;
    font-style: italic;
}

/* Awards highlight */
.award {
    color: var(--accent-color);
}

/* Footer */
.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px;
    font-size: 0.9rem;
    color: #666;
}

.footer a {
    color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .header-section {
        flex-direction: column;
        text-align: center;
    }

    .header-left {
        flex: 1 1 auto;
    }

    .header-right {
        flex: 1 1 auto;
    }

    .news-item {
        flex-direction: column;
    }

    .news-date {
        align-self: flex-start;
    }
}