html {
    background-color: #ffffff;
}

body {
    font-family: Palatino, "EB Garamond", Georgia, "Times New Roman", serif;
    color: #333;
    line-height: 1.7;
}

body p, li {
    color: #454545;
    font-size: 18px;
}

h1 {
    font-size: 2.25rem;
    font-weight: 600;
    color: #222;
    margin-bottom: 1.25rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #222;
    margin-top: 2.5rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e0e0e0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.container {
    max-width: 900px;
}

.row:not(#publications) a {
    color: #0066cc;
    text-decoration: underline;
    transition: color 0.2s ease;
}

.row:not(#publications) a:hover {
    color: #0052a3;
}

.image-link {
    text-decoration: none !important;
}

ul {
    padding-left: 1.5rem;
}

ul li {
    margin-bottom: 0.75rem;
}

.abstract {
    margin-top: 1rem;
    padding: 1rem;
    background-color: #f8f9fa;
    border-left: 3px solid #0066cc;
    border-radius: 4px;
}

.abstract pre {
    background-color: #f1f3f4;
    border: 1px solid #d0d7de;
    border-radius: 6px;
    padding: 16px;
    font-family: 'Courier New', Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
    font-size: 13px;
    line-height: 1.4;
    overflow-x: auto;
    margin: 0;
    white-space: pre;
    color: #24292f;
}

/* Work Experience Styles */
.work-experience-container {
    margin: 2rem 0;
}

.work-experience-card {
    background-color: white;
    border-radius: 12px;
    padding: 25px 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    border: 1px solid #e9ecef;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.work-experience-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.work-logo {
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 60px;
}

.work-logo img {
    height: 45px;
    max-width: 120px;
    object-fit: contain;
    transition: transform 0.2s ease;
}

.work-logo a:hover img {
    transform: scale(1.1);
}

.work-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 10px 0 8px 0;
    color: #333;
}

.work-info p {
    font-size: 0.95rem;
    color: #666;
    margin: 5px 0;
    line-height: 1.4;
}

.work-info small {
    font-size: 0.85rem;
    color: #888;
    font-weight: 500;
}

/* Responsive Work Experience */
@media screen and (max-width: 768px) {
    .work-experience-card {
        padding: 20px 15px;
        margin-bottom: 20px;
    }
    
    .work-logo {
        height: 50px;
        margin-bottom: 12px;
    }
    
    .work-logo img {
        height: 35px;
        max-width: 100px;
    }
    
    .work-info h4 {
        font-size: 1rem;
    }
    
    .work-info p {
        font-size: 0.9rem;
    }
    
    .work-info small {
        font-size: 0.8rem;
    }
}

.btn-link {
    color: #0066cc;
    padding: 0;
    font-size: 16px;
}

.btn-link:hover {
    color: #0052a3;
    text-decoration: underline;
}

.btn-link:focus {
    box-shadow: none;
}

hr {
    margin: 3rem 0;
    border: 0;
    border-top: 1px solid #e0e0e0;
}

footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 2px solid #e0e0e0;
}

.conference {
    color: #800000 !important;
}

/* Table of Contents Sidebar */
.toc-sidebar {
    position: fixed;
    top: 20px;
    left: 20px;
    background: rgba(248, 249, 250, 0.95);
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 30px 25px;
    max-width: 360px;
    min-width: 340px;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

.toc-profile {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 2px solid #e0e0e0;
}

.toc-profile-pic {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.toc-name {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #333;
    line-height: 1.2;
}

.toc-contact {
    text-align: center;
}

.toc-email, .toc-institution {
    font-size: 1.05rem;
    color: #555;
    margin-bottom: 12px;
    line-height: 1.4;
    font-weight: 500;
}

.toc-email i, .toc-institution i {
    color: #0066cc;
    margin-right: 8px;
    width: 18px;
    font-size: 1.1rem;
}

.toc-title {
    font-size: 18px;
    font-weight: 700;
    color: #222;
    margin-bottom: 15px;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 8px;
    text-align: center;
    letter-spacing: 0.5px;
}

.toc-list {
    list-style: none;
    padding: 0;
    margin: 5px 0 0 0;
}

.toc-item {
    margin: 14px 0;
}

.toc-link {
    display: block;
    padding: 12px 0;
    color: #555;
    text-decoration: none;
    font-size: 17px;
    font-weight: 500;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    padding-left: 15px;
    cursor: pointer;
    border-radius: 0 6px 6px 0;
}

.toc-link:hover {
    color: #0066cc;
    text-decoration: none;
    border-left-color: #0066cc;
    padding-left: 22px;
    background-color: rgba(0, 102, 204, 0.12);
    transform: translateX(3px);
}

.toc-link.active {
    color: #800000;
    font-weight: 700;
    border-left-color: #800000;
    padding-left: 22px;
    background-color: rgba(128, 0, 0, 0.12);
    transform: translateX(3px);
}

/* Mobile Navigation Bar */
.mobile-nav-bar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(248, 249, 250, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e0e0e0;
    z-index: 1001;
    padding: 10px 0;
}

.mobile-nav-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.mobile-nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 12px;
    border-radius: 20px;
    transition: all 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background-color: #0066cc;
    color: white;
    text-decoration: none;
}

/* Mobile Profile Header */
.mobile-profile {
    display: none;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 20px;
    margin-bottom: 20px;
}

.mobile-profile-content {
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.mobile-profile-pic {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 3px solid #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.mobile-profile-name {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
}

.mobile-profile-contact {
    text-align: center;
}

.mobile-email,
.mobile-institution {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 8px;
}

.mobile-email i,
.mobile-institution i {
    color: #0066cc;
    margin-right: 8px;
    width: 16px;
}

/* Adjust content margin for sidebar */
@media (min-width: 1300px) {
    .container {
        margin-left: 400px;
    }
}

/* Mobile Layout */
@media (max-width: 1299px) {
    .toc-sidebar {
        display: none;
    }
    
    .mobile-nav-bar {
        display: block;
    }
    
    .mobile-profile {
        display: block;
        margin-top: 60px; /* Account for fixed nav bar */
    }
    
    .container {
        padding-top: 60px; /* Account for fixed nav bar */
    }
    
    /* Hide the main content heading since name is in mobile profile */
    #about h1 {
        display: none;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Clean styling for logo links */
.table a {
    text-decoration: none !important;
}

.table a:hover {
    text-decoration: none !important;
}