:root {
    --primary-color: #2563eb;       /* Professional Blue */
    --primary-hover: #1d4ed8;       /* Darker Blue for hover */
    --bg-color: #0c0c0c;            /* Soft light grey/white */
    --card-bg: #324056;             /* Pure white for content */
    --text-main: #ffffff;           /* Dark grey for readability */
    --text-muted: #88a9d7;          /* Lighter grey for descriptions */
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --spacing: 1.5rem;
    --radius: 12px;
}

/* --- Button Styling --- */
.btn-primary {
    display: block;
    width: 80%;
    padding: 14px 20px;
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--radius);
    transition: background-color 0.2s, transform 0.1s;
    border: 1px solid transparent;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* --- Responsiveness --- */
@media (min-width: 600px) {
    .explore {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }

    .btn-primary {
        width: auto;
        min-width: 200px; /* Prevents buttons from getting too squished */
    }
}