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

:root {
    /* WashU Brand Colors */
    --washu-red: #BA0C2F;
    --washu-red-dark: #8A0923;
    --washu-red-light: #D91A47;
    --washu-green: #215732;
    --washu-green-dark: #1A4528;
    --washu-green-light: #2A6B3F;
    
    /* Neutral Colors */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--washu-red);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-item {
    margin: 0 1rem;
    position: relative;
}

.nav-link {
    color: var(--gray-800);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--washu-red);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    min-width: 200px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    list-style: none;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: #333;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: var(--gray-50);
    color: var(--washu-red);
}

/* Mobile Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    margin-top: 70px;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('public/assets/img/frantz-hero-blue.avif');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 20px;
    position: relative;
    z-index: 2;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--washu-red);
    color: white;
    border: 2px solid var(--washu-red);
}

.btn-primary:hover {
    background-color: var(--washu-red-dark);
    border-color: var(--washu-red-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: var(--washu-red);
    transform: translateY(-2px);
}


/* About Section */
.about {
    padding: 5rem 0;
    background-color: var(--gray-50);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: var(--gray-800);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.about-icon {
    color: var(--washu-red);
    margin-bottom: 1.5rem;
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.about-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* Research Highlights */
.research-highlights {
    padding: 5rem 0;
    background: white;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.highlight-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.highlight-image {
    height: 200px;
    overflow: hidden;
}

.highlight-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.highlight-card:hover .highlight-image img {
    transform: scale(1.05);
}

.highlight-content {
    padding: 1.5rem;
}

.highlight-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--gray-800);
}

.highlight-content p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.read-more {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: var(--washu-red-dark);
}

/* Footer */
.footer {
    background-color: black;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #cbd5e1;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--washu-red);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: 1rem;
    text-align: center;
    color: var(--gray-400);
}

/* Research Focus Section */
.research-focus {
    padding: 5rem 0;
    background: white;
}

.research-content {
    max-width: 1000px;
    margin: 0 auto;
}

.research-text {
    text-align: center;
    margin-bottom: 4rem;
}

.research-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--gray-800);
}

.research-text .lead {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--gray-600);
    max-width: 800px;
    margin: 0 auto;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.research-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--gray-100);
}

.research-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.research-icon {
    color: var(--washu-red);
    margin-bottom: 1.5rem;
}

.research-card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.research-card p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 0.95rem;
}

/* Research Page Styles */
.research-header {
    text-align: center;
    margin-bottom: 4rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid var(--washu-red);
}

.research-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 1rem;
}

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

.research-section h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--washu-red);
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.research-project {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
}

.project-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

.project-content p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.project-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image img {
    width: 100%;
    max-width: 800px;
    height: auto;
    max-height: 500px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    background: var(--gray-50);
}

.research-contact {
    background: var(--gray-50);
    padding: 3rem;
    border-radius: 12px;
    margin-top: 4rem;
    text-align: center;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 2rem;
}

.contact-details p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-details a {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 600;
}

.contact-details a:hover {
    color: var(--washu-red-dark);
    text-decoration: underline;
}

/* Doug Frantz Profile Page Styles */
.profile-header {
    margin-bottom: 4rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--washu-red) 0%, var(--washu-red-dark) 100%);
    color: white;
    border-radius: 12px;
}

.profile-content {
    display: flex;
    align-items: center;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 2rem;
}

.profile-photo {
    flex-shrink: 0;
}

.profile-photo img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.profile-info h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: white;
}

.profile-info h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.profile-info h3 {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.profile-info h4 {
    font-size: 1rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
}

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

.biography-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 2rem;
    text-align: center;
    border-bottom: 2px solid var(--washu-red);
    padding-bottom: 1rem;
}

.biography-content {
    max-width: 800px;
    margin: 0 auto;
}

.biography-content p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    text-align: justify;
}

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

.awards-section h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 2rem;
    text-align: center;
    border-bottom: 2px solid var(--washu-red);
    padding-bottom: 1rem;
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.award-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border-left: 4px solid var(--washu-red);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.award-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.award-year {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--washu-red);
    margin-bottom: 0.5rem;
}

.award-description {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 1rem;
}

.contact-section {
    background: var(--gray-50);
    padding: 3rem;
    border-radius: 12px;
    margin-top: 4rem;
    text-align: center;
}

.contact-info h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 2rem;
}

.contact-details p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-details a {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 600;
}

.contact-details a:hover {
    color: var(--washu-red-dark);
    text-decoration: underline;
}

/* Current Lab Members Page Styles */
.page-header {
    text-align: center;
    margin-top: 70px;
    margin-bottom: 4rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--washu-red) 0%, #8B0000 100%);
    color: white;
    border-bottom: none;
}

.page-header h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.page-header p {
    font-size: 1.25rem;
    opacity: 0.95;
    font-weight: 400;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

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

.members-section h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--washu-red);
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.5px;
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, 300px);
    gap: 2rem;
    justify-content: center;
}

.member-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    width: 300px;
    height: 300px;
}

.member-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.member-photo {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.member-card:hover .member-photo img {
    transform: scale(1.05);
}

.member-name-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1.5rem 1.5rem;
    color: white;
}

.member-name-overlay h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
    overflow: hidden;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    color: var(--gray-400);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    position: absolute;
    right: 1rem;
    top: 1rem;
    z-index: 2001;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: var(--washu-red);
}

.modal-body {
    display: flex;
    flex-direction: column;
}

.modal-photo {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
}

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

.modal-info {
    padding: 2rem;
}

.modal-info h2 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
}

.modal-position {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--washu-red);
    margin-bottom: 1.5rem;
}

.modal-about-me,
.modal-research,
.modal-email {
    margin-bottom: 1.5rem;
}

.modal-about-me h4,
.modal-research h4,
.modal-email h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-200);
    padding-bottom: 0.25rem;
}

.modal-about-me p,
.modal-research p,
.modal-email p {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    font-size: 1rem;
    line-height: 1.6;
}

.modal-about-me a,
.modal-research a,
.modal-email a {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 500;
}

.modal-about-me a:hover,
.modal-research a:hover,
.modal-email a:hover {
    color: var(--washu-red-dark);
    text-decoration: underline;
}

.placeholder-text {
    color: var(--gray-400);
    font-style: italic;
}

/* WashU-Inspired Shadow Effects */
.shadow-washu-red-bottom-left {
    position: relative;
}

.shadow-washu-red-bottom-left::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--washu-red);
    transform: translate(1.5rem, 1.5rem);
    z-index: -1;
    border-radius: inherit;
}

.shadow-washu-red-bottom-right {
    position: relative;
}

.shadow-washu-red-bottom-right::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--washu-red);
    transform: translate(-1.5rem, 1.5rem);
    z-index: -1;
    border-radius: inherit;
}

.shadow-washu-green-bottom-left {
    position: relative;
}

.shadow-washu-green-bottom-left::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--washu-green);
    transform: translate(1.5rem, 1.5rem);
    z-index: -1;
    border-radius: inherit;
}

.shadow-washu-green-bottom-right {
    position: relative;
}

.shadow-washu-green-bottom-right::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--washu-green);
    transform: translate(-1.5rem, 1.5rem);
    z-index: -1;
    border-radius: inherit;
}

/* Enhanced card shadows with WashU colors */
.about-card.shadow-washu-red-bottom-left,
.about-card.shadow-washu-red-bottom-right,
.about-card.shadow-washu-green-bottom-left,
.about-card.shadow-washu-green-bottom-right {
    margin-bottom: 4.5rem;
}

.highlight-card.shadow-washu-red-bottom-left,
.highlight-card.shadow-washu-red-bottom-right,
.highlight-card.shadow-washu-green-bottom-left,
.highlight-card.shadow-washu-green-bottom-right {
    margin-bottom: 4.5rem;
}

/* Publications Page Styles */
.publications-section {
    padding: 4rem 0;
    background: var(--gray-50);
}

.publications-list {
    max-width: 1000px;
    margin: 0 auto;
}

.publication-item {
    display: flex;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.publication-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.publication-number {
    font-weight: bold;
    color: var(--washu-red);
    font-size: 1.1rem;
    margin-right: 1rem;
    min-width: 40px;
}

.publication-content {
    flex: 1;
}

.publication-authors {
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
}

.publication-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-800);
    font-style: italic;
}

.publication-journal {
    color: var(--gray-600);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.publication-doi a {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 500;
}

.publication-doi a:hover {
    text-decoration: underline;
    color: var(--washu-red-dark);
}

/* Contact Page Styles */
.contact-section {
    padding: 4rem 0;
    background: var(--gray-50);
}

.contact-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-row-centered {
    justify-content: center;
    grid-template-columns: repeat(2, minmax(350px, 1fr));
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.contact-row-full {
    grid-template-columns: 1fr;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--washu-red), var(--washu-red-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
}

.contact-card h3 {
    color: var(--washu-red);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.position-subtitle {
    color: var(--gray-600);
    font-size: 0.9rem;
    font-style: italic;
    margin-bottom: 1rem;
}

.contact-info {
    color: var(--gray-700);
    line-height: 1.6;
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.contact-info a {
    color: var(--washu-red);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: var(--washu-red-dark);
    text-decoration: underline;
}

.map-card {
    grid-column: 1 / -1;
    justify-self: center;
    width: 100%;
    max-width: 800px;
}

.map-container {
    margin-top: 1rem;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.map-container iframe {
    border-radius: 8px;
}

.contact-additional {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.additional-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--gray-100);
    border-left: 4px solid var(--washu-red);
}

.additional-card h3 {
    color: var(--washu-red);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.additional-card p {
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

/* Alumni Page Styles */
.alumni-section {
    padding: 4rem 0;
    background: var(--gray-50);
}

.alumni-category {
    margin-bottom: 3rem;
}

.alumni-category h2 {
    color: var(--washu-red);
    font-size: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 3px solid var(--washu-red);
    padding-bottom: 0.5rem;
}

.alumni-note {
    font-style: italic;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.alumni-list {
    display: grid;
    gap: 1.5rem;
}

.alumni-item {
    margin-bottom: 1rem;
}

.alumni-item h3 {
    color: black;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.alumni-position {
    color: var(--gray-700);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.dissertation-title {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.alumni-achievement {
    color: var(--washu-green);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.honors-thesis {
    color: var(--gray-600);
    font-size: 0.85rem;
    line-height: 1.4;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 1rem 0;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8fafc;
        margin: 0.5rem 0;
        border-radius: 0;
    }

    .hero-content {
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-cta {
        justify-content: center;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .highlights-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .research-grid {
        grid-template-columns: 1fr;
    }

    .research-text h2 {
        font-size: 2rem;
    }

    .research-text .lead {
        font-size: 1.1rem;
    }

    .research-project {
        gap: 1.5rem;
        padding: 1.5rem;
    }

    .research-header h1 {
        font-size: 2rem;
    }

    .research-section h2 {
        font-size: 1.5rem;
    }

    .profile-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }

    .profile-photo img {
        width: 150px;
        height: 150px;
    }

    .profile-info h1 {
        font-size: 2rem;
    }

    .profile-info h2 {
        font-size: 1.3rem;
    }

    .profile-info h3 {
        font-size: 1.1rem;
    }

    .biography-section h2,
    .awards-section h2 {
        font-size: 1.7rem;
    }

    .biography-content p {
        font-size: 1rem;
        text-align: left;
    }

    .awards-grid {
        grid-template-columns: 1fr;
    }

    .page-header h1 {
        font-size: 2.5rem;
    }

    .page-header p {
        font-size: 1.1rem;
    }

    .members-section h2 {
        font-size: 1.5rem;
    }

    .members-grid {
        grid-template-columns: 1fr;
    }

    .member-photo {
        width: 100%;
        height: 100%;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .contact-row {
        grid-template-columns: 1fr;
    }

    .contact-row-centered {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .map-card {
        grid-column: span 1;
    }

    .contact-additional {
        grid-template-columns: 1fr;
    }

    .modal-info {
        padding: 1.5rem;
    }

    .modal-info h2 {
        font-size: 1.5rem;
    }

    .modal-position {
        font-size: 1.1rem;
    }

    .modal-about-me h4,
    .modal-research h4,
    .modal-email h4 {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 2rem;
    }
}