:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #3498db;
    --text-color: #333;
    --light-color: #f5f5f5;
}

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.header {
    background: var(--primary-color);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.header h1 {
    font-size: 2.5rem;
    margin: 0;
}

.subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

.section {
    margin: 3rem 0;
}

.section h2 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 2px;
    height: 100%;
    background: var(--accent-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 1.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -0.5rem;
    top: 0.5rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: var(--accent-color);
    border: 2px solid white;
}

.timeline-item h3 {
    margin: 0;
    color: var(--secondary-color);
}

.time {
    color: #666;
    margin: 0.3rem 0;
}

.awards {
    list-style: none;
    padding: 0;
}

.awards li {
    background: var(--light-color);
    padding: 1rem;
    margin: 0.5rem 0;
    border-radius: 4px;
    transition: transform 0.2s;
}

.awards li:hover {
    transform: translateX(5px);
}

.contact {
    list-style: none;
    padding: 0;
}

.contact li {
    margin: 0.8rem 0;
}

.footer {
    background: var(--primary-color);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    .header {
        padding: 2rem 0;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .timeline {
        padding-left: 1.5rem;
    }
}