body {
    font-family: 'Inter', sans-serif;
    padding-top: 80px;
    background: linear-gradient(135deg, #f0f4ff, #e0e8ff);
    color: #333;
}

header, .activities, .vision {
    padding: 60px 0;
}

header h1 {
    font-size: 3rem;
    font-weight: 700;
}

header p {
    font-size: 1.2rem;
}

.activity-card {
    border-radius: 1rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s;
    background: #fff;
}

.activity-card:hover {
    transform: translateY(-5px);
}