/* YouTube Thumbnail Styles */
a[href*="youtube.com"] img {
    transition: transform 0.3s ease;
}

a[href*="youtube.com"]:hover img {
    transform: scale(1.05);
}
    margin: 4rem 0 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--color-divider);
}

.page-header h1 {
    color: var(--color-pine);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--color-gold-muted);
    font-style: italic;
    font-weight: 400;
}

/* Main Content */
.page-content {
    max-width: 900px;
    margin: 0 auto 6rem;
}

.content-section {
    margin-bottom: 4rem;
}

.content-section h2 {
    color: var(--color-pine);
    border-bottom: 2px solid var(--color-gold);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.content-section p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: var(--color-charcoal);
}

.section-intro {
    font-size: 1.1rem;
    color: var(--color-gold-muted);
    margin-bottom: 2rem;
    font-style: italic;
}

/* Timeline Items (About page) */
.timeline-item {
    margin-bottom: 2.5rem;
    padding-left: 2rem;
    border-left: 3px solid var(--color-gold);
    background-color: white;
    padding: 1.5rem;
    padding-left: 2rem;
}

.timeline-item h3 {
    color: var(--color-pine);
    margin-bottom: 0.25rem;
}

.timeline-meta {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    color: var(--color-gold-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    display: block;
}

.timeline-item p {
    margin-bottom: 1rem;
}

.timeline-item p:last-child {
    margin-bottom: 0;
}

/* Education Items (About page) */
.education-item {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background-color: white;
    border: 1px solid var(--color-divider);
}

.education-item h3 {
    color: var(--color-pine);
    margin-bottom: 0.5rem;
}

.education-meta {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    color: var(--color-gold-muted);
}

/* Research Interests List */
.research-interests {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    list-style: none;
    margin: 2rem 0;
}

.research-interests li {
    padding: 1rem;
    background-color: white;
    border-left: 3px solid var(--color-gold);
    font-size: 1rem;
    color: var(--color-charcoal);
}

.research-interests li:hover {
    background-color: #fafaf8;
    transition: background-color 0.3s ease;
}

/* Publication Items (Writing page) */
.publication-item {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background-color: white;
    border: 1px solid var(--color-divider);
    position: relative;
}

.publication-item.featured {
    border: 2px solid var(--color-gold);
    background-color: #fffbf7;
}

.publication-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-family: 'Roboto', sans-serif;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-gold);
    font-weight: 500;
}

.publication-item h3 {
    color: var(--color-pine);
    margin-bottom: 0.5rem;
}

.publication-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.meta-author,
.meta-publisher,
.meta-date {
    font-family: 'Roboto', sans-serif;
    color: var(--color-gold-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-author::after,
.meta-publisher::before {
    content: ' · ';
}

.publication-note {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-divider);
    font-size: 0.95rem;
    font-style: italic;
    color: #999;
}

.publications-list {
    margin-top: 2rem;
}

/* Course Items (Teaching page) */
.course-item {
    margin-bottom: 2.5rem;
    padding: 2rem;
    background-color: white;
    border: 1px solid var(--color-divider);
    border-left: 4px solid var(--color-pine);
}

.course-item h3 {
    color: var(--color-pine);
    margin-bottom: 0.5rem;
}

.course-institution {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    color: var(--color-gold-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
    display: block;
}

.course-item p {
    margin-bottom: 1rem;
}

.course-item p:last-child {
    margin-bottom: 0;
}

/* Affiliations (Teaching page) */
.affiliations-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.affiliation-item {
    padding: 2rem;
    background-color: white;
    border: 1px solid var(--color-divider);
    text-align: center;
}

.affiliation-item h3 {
    color: var(--color-pine);
    margin-bottom: 0.5rem;
}

.affiliation-item p {
    font-size: 1rem;
    color: var(--color-gold-muted);
    margin-bottom: 0;
}

/* Contact Page */
.contact-intro {
    text-align: center;
    font-size: 1.15rem;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.contact-card {
    padding: 2rem;
    background-color: white;
    border: 1px solid var(--color-divider);
    border-top: 3px solid var(--color-gold);
}

.contact-card h3 {
    color: var(--color-pine);
    margin-bottom: 1rem;
}

.contact-card p {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.contact-card p:last-child {
    margin-bottom: 0;
}

.contact-link {
    color: var(--color-gold);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-link:hover {
    color: var(--color-pine);
}

.contact-note {
    font-size: 0.9rem;
    color: #999;
    font-style: italic;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 2rem auto;
}

.form-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-pine);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--color-divider);
    font-family: 'Spectral', serif;
    font-size: 1rem;
    background-color: white;
    color: var(--color-charcoal);
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-note {
    background-color: #fafaf8;
    padding: 1rem;
    border-left: 3px solid var(--color-gold);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.form-note p {
    margin-bottom: 0;
}

.form-note a {
    color: var(--color-gold);
    text-decoration: none;
}

.form-note a:hover {
    text-decoration: underline;
}

.submit-button {
    background-color: var(--color-pine);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-button:hover {
    background-color: var(--color-gold);
    color: var(--color-pine);
}

.submit-button:focus {
    outline: 2px solid var(--color-gold);
    outline-offset: 2px;
}

/* Location Info */
.location-info {
    padding: 2rem;
    background-color: white;
    border: 1px solid var(--color-divider);
    border-left: 4px solid var(--color-pine);
}

.location-info p {
    margin-bottom: 1rem;
}

.location-info p:last-child {
    margin-bottom: 0;
}

.location-info strong {
    color: var(--color-pine);
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header {
        margin: 2rem 0 2rem;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .content-section {
        margin-bottom: 2.5rem;
    }

    .timeline-item,
    .publication-item,
    .course-item,
    .contact-card {
        padding: 1.5rem;
    }

    .publication-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    .meta-author::after,
    .meta-publisher::before {
        content: '';
        display: block;
    }

    .research-interests,
    .contact-methods,
    .affiliations-list {
        grid-template-columns: 1fr;
    }

    .contact-form {
        max-width: 100%;
    }

    .submit-button {
        width: 100%;
    }
}