:root {
    --bg-color: #f4f7f6;
    --card-bg: #ffffff;
    --text-color: #333333;
    --primary-color: #007bff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    max-width: 900px;
    width: 100%;
    text-align: center;
}

h1 {
    margin-bottom: 40px;
    font-weight: 300;
    color: #444;
}

.card-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.card {
    width: 200px;
    flex: 0 0 auto;
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px 20px;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.card .icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.card h2 {
    font-size: 1.25rem;
    margin: 10px 0;
    color: var(--primary-color);
}

.card p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
}