/* Modern Academic Homepage Styles */

/* CSS Variables for consistent colors */
:root {
    --primary-blue: #224b8d;
    --accent-blue: #527bbd;
    --light-blue: #e8f0f8;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --light-gray: #f6f6f6;
    --white: #ffffff;
    --shadow: rgba(0, 0, 0, 0.08);
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
    font-size: 19px;
}

/* Base styles */
body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: var(--dark-gray);
    background-color: var(--light-gray);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    font-size: 19px;
}

/* Sticky Navigation Bar */
.navbar {
    position: sticky;
    top: 0;
    background-color: var(--white);
    box-shadow: 0 2px 10px var(--shadow);
    z-index: 1000;
    display: flex;
    justify-content: flex-end;
    padding: 0 2rem;
}

.navbar a {
    color: var(--primary-blue);
    text-decoration: none;
    padding: 1rem 1.2rem;
    font-weight: 500;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.navbar a:hover {
    color: var(--accent-blue);
    background-color: var(--light-blue);
    border-bottom-color: var(--accent-blue);
}

.navbar a.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

/* Main content wrapper */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Section styles */
.content-section {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 2px 10px var(--shadow);
}

.content-section:last-child {
    border-bottom: none;
}

.section-title {
    color: var(--primary-blue);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-blue);
}

/* About Section - Two column layout */
.about-container {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
}

.profile-left {
    flex: 0 0 300px;
    text-align: center;
}

.profile-left img {
    width: 200px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px var(--shadow);
    margin-bottom: 1rem;
}

.profile-left h1 {
    color: var(--primary-blue);
    font-size: 1.6rem;
    margin: 0.5rem 0;
}

.profile-left .position {
    color: var(--medium-gray);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.contact-info {
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-top: 1rem;
}

.contact-info a {
    color: var(--accent-blue);
    text-decoration: none;
    margin: 0 0.3rem;
}

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

.bio-right {
    flex: 1;
    min-width: 300px;
}

.bio-right h2 {
    color: var(--primary-blue);
    font-size: 1.3rem;
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.bio-right p {
    margin-bottom: 1rem;
}

.bio-right .job-market {
    color: #cc0000;
    font-size: 1rem;
    margin-top: 1.5rem;
    line-height: 1.5;
}

/* Awards Section */
.awards-list {
    list-style: none;
    padding: 0;
}

.awards-list li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--light-gray);
}

.awards-list li:last-child {
    border-bottom: none;
}

/* Publications - Card based design */
.publication-list {
    counter-reset: pub-counter;
}

.publication-card {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    background-color: var(--light-gray);
    border-radius: 6px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.publication-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.pub-number {
    flex: 0 0 40px;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent-blue);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pub-content {
    flex: 1;
}

.pub-content h3 {
    color: var(--dark-gray);
    font-size: 1.1rem;
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

.pub-content .authors {
    color: var(--medium-gray);
    font-size: 0.95rem;
    margin: 0.3rem 0;
}

.pub-content .authors b {
    color: var(--primary-blue);
}

.pub-content .journal {
    color: var(--medium-gray);
    font-size: 0.9rem;
    margin: 0.3rem 0;
}

.pub-content .journal em strong {
    color: var(--primary-blue);
}

.pub-content a {
    color: var(--accent-blue);
    text-decoration: none;
    font-size: 0.9rem;
}

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

/* Experience Section */
.experience-list {
    list-style: none;
    padding: 0;
}

.experience-item {
    padding: 1.2rem;
    margin-bottom: 1rem;
    background-color: var(--light-gray);
    border-radius: 6px;
}

.experience-item .time {
    color: var(--accent-blue);
    font-weight: 600;
    font-size: 0.95rem;
}

.experience-item .title {
    color: var(--dark-gray);
    font-size: 1rem;
    margin: 0.3rem 0;
}

.experience-item .advisor {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Teaching Section */
.teaching-list {
    padding-left: 1.5rem;
}

.teaching-list li {
    padding: 0.5rem 0;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    color: var(--medium-gray);
    font-size: 0.85rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        flex-wrap: wrap;
        justify-content: center;
    }

    .navbar a {
        padding: 0.8rem 1rem;
        font-size: 0.9rem;
    }

    .main-content {
        padding: 1rem;
    }

    .content-section {
        padding: 1.5rem;
        margin: 1rem 0;
    }

    .about-container {
        flex-direction: column;
        gap: 2rem;
    }

    .profile-left {
        flex: none;
        width: 100%;
    }

    .profile-left img {
        width: 150px;
    }

    .publication-card {
        flex-direction: column;
        gap: 0.8rem;
    }

    .pub-number {
        flex: none;
        text-align: left;
    }
}

@media (max-width: 480px) {
    .navbar a {
        padding: 0.6rem 0.8rem;
        font-size: 0.85rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}