:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --light-gray: #ecf0f1;
    --dark-gray: #7f8c8d;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    color: var(--primary-color);
}

nav {
    background: var(--primary-color);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
}

nav li {
    margin: 0 1.5rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: var(--secondary-color);
}

header {
    background: linear-gradient(rgba(44, 62, 80, 0.9), rgba(44, 62, 80, 0.9)),
                url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAECAYAAACp8Z5+AAAAIklEQVQIW2NkQAKrVq36zwjjgzhhYWGMYAEYB8RmROaABADeOQ8CXl/xfgAAAABJRU5ErkJggg==');
    color: white;
    text-align: center;
    padding: 4rem 1rem;
}

.header-content img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    margin-bottom: 1.5rem;
    border: 4px solid white;
}

.content-section {
    padding: 4rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline {
    position: relative;
    margin: 2rem 0;
}

.timeline-item {
    background: var(--light-gray);
    padding: 1.5rem;
    margin: 1rem 0;
    border-left: 4px solid var(--secondary-color);
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 20px;
    width: 16px;
    height: 16px;
    background: white;
    border: 3px solid var(--secondary-color);
    border-radius: 50%;
}

.honors-list {
    list-style-type: none;
    padding: 0;
}

.honors-list li {
    background: var(--light-gray);
    padding: 1rem;
    margin: 0.5rem 0;
    border-radius: 4px;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-info i {
    margin-right: 0.8rem;
    color: var(--secondary-color);
}

.social-links {
    margin-top: 1.5rem;
}

.social-links a {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-right: 1rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--secondary-color);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.8rem;
    margin: 0.5rem 0;
    border: 1px solid var(--dark-gray);
    border-radius: 4px;
}

button {
    background: var(--secondary-color);
    color: white;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #2980b9;
}

footer {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .header-content img {
        width: 140px;
        height: 140px;
    }
}