:root {
    --primary: #6a1b9a;
    --secondary: #9c27b0;
    --accent: #ce93d8;
    --text: #2d2d2d;
    --background: #f8f9fa;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

body {
    line-height: 1.6;
    color: var(--text);
    background-color: var(--background);
}

.main-nav {
    background: var(--primary);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.main-nav ul {
    display: flex;
    justify-content: center;
    gap: 2rem;
    list-style: none;
}

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

.main-nav a:hover {
    color: var(--accent);
}

.hero {
    text-align: center;
    padding: 4rem 1rem;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    color: white;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.timeline {
    padding: 4rem 1rem;
}

.timeline-item {
    background: white;
    padding: 2rem;
    margin: 2rem auto;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.badges {
    padding: 4rem 1rem;
    background: var(--background);
}

.badge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.badge {
    background: white;
    padding: 1.5rem;
    text-align: center;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.contact {
    padding: 4rem 1rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    transition: transform 0.3s;
}

.contact-item:hover {
    transform: translateY(-2px);
}

.contact-item svg {
    width: 24px;
    height: 24px;
    fill: var(--primary);
}

footer {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

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

@media (max-width: 768px) {
    .main-nav ul {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .badge-grid {
        grid-template-columns: 1fr;
    }
}