/* Base Styles */
body {
    margin: 0;
    background: #ffffff;
    font-family: Helvetica, sans-serif;
    font-weight: 300;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header Styles */
header {
    background: #000000;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header::after {
    content: '';
    display: table;
    clear: both;
}

.logo {
    display: flex;
    align-items: center;
    float: left;
    margin: 0;
}

.logo img {
    margin-right: 15px;
}

.site-title {
    color: white;
    font-weight: 650;
    font-size: 1.5rem;
    text-transform: uppercase;
}

/* Main Content Layout */
.main-content {
    display: flex;
    flex-wrap: wrap;
    margin: 40px auto;
    max-width: 1200px;
    padding: 0 20px;
}

/* Profile Column (Left) */
.profile-column {
    flex: 1;
    min-width: 250px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.profile-image {
    margin-bottom: 25px;
    max-width: 100%;
}

.profile-image img {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.profile-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1d1d1d;
    margin-bottom: 2px;
}

.profile-title {
    font-size: 1rem;
    color: #799494;
    margin-bottom: 20px;
}

.profile-links {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 220px;
}

.profile-link {
    margin: 8px 0;
    padding: 10px 15px;
    background: #ecebebb7;
    color: rgb(0, 0, 0);
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-align: center;
}

.profile-link:hover {
    background: #353535;
    color: white;
    transform: translateY(-2px);
}

.profile-link i {
    margin-right: 8px;
}

/* Bio Column (Right) */
.bio-column {
    flex: 2;
    min-width: 300px;
    padding: 20px;
}

.hello-title {
    font-size: 2.5rem;
    font-family: 'Calibri', sans-serif;
    font-weight: 800;
    color: #1d1d1d;
    margin-bottom: 20px;
}

.bio-content p {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

/* Publications Section */
.publications-section {
    background: #f7f7f7;
    padding: 10px 20px;
    max-width: 1200px;
    margin: 0 auto 20px;
    border-radius: 10px;
}

.publication-entry {
    margin-bottom: 5px;
    padding-bottom: 10px;
}

.publication-title {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 5px;
}

.publication-authors {
    font-size: 0.8rem;
    color: #777;
    margin-bottom: 2px;
}

.publication-source {
    font-size: 0.8rem;
    color: #777;
    margin-bottom: 2px;
}

/* Blog Section */
.blog-section {
    background: #ffffffb7;
    padding: 5px 20px;
    max-width: 1200px;
    margin: 0px auto 40px;
    border-radius: 10px;
}

.blog-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: 0px;
    margin-bottom: 15px;
}

.blog-entry {
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid #eee;
}

.blog-date {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 0px;
}

.blog-content h3 {
    margin-top: 0px;
    margin-bottom: 0px;
    font-weight: 400;
}

.blog-content p {
    margin: 0px 0 10px;
}

/* Timeline Section */
.timeline-section {
    background: #f7f7f7;
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto 40px;
    border-radius: 10px;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 120px;
    width: 2px;
    background: #ddd;
}

.timeline-entry {
    position: relative;
    margin-bottom: 30px;
    padding-left: 150px;
}

.timeline-date {
    position: absolute;
    left: 0;
    width: 100px;
    text-align: right;
    font-weight: bold;
    color: #666;
}

.timeline-content {
    background: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.timeline-content:hover {
    background: #1d1d1d;
    color: white;
    transform: translateY(-3px);
    transition-duration: 300ms;
}

.timeline-highlight {
    font-weight: 700;
}

.timeline-title {
    margin-top: 0;
    color: #444;
    font-weight: 800;
}

/* Footer */
footer {
    background: #ffffff;
    color: rgb(61, 61, 61);
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

footer .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }

    .profile-column,
    .bio-column {
        width: 100%;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-entry {
        padding-left: 70px;
    }

    .timeline-date {
        width: auto;
        text-align: left;
        left: 0;
        top: -25px;
    }
}