:root {
    --bg: #131415;
    --card-bg: #1c1e20;
    --text: #e0e0e0;
    --accent: #2ea44f;
}

body {
    font-family: sans-serif;
    background-color: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 50px;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    width: 100%;
    max-width: 800px;
}

.card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    text-decoration: none;
    color: inherit;
    border: 1px solid #333;
    transition: transform 0.2s, border-color 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

.card h2 {
    color: var(--accent);
    margin-top: 0;
}