:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent-color: #4caf50;
    /* Poker green-ish */
    --accent-hover: #43a047;
    --border-color: #333;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    /* Optional: adds subtle curve to icon */
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.2s;
}

nav a:hover,
nav a.active {
    color: var(--text-primary);
}

h1,
h2,
h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.feature-card h3 {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.button {
    display: inline-block;
    background-color: var(--accent-color);
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s;
}

.button:hover {
    background-color: var(--accent-hover);
}

.faq-item {
    background-color: var(--card-bg);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.faq-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

footer {
    margin-top: 60px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Mobile responsiveness adjustments */
@media (max-width: 600px) {
    h1 {
        font-size: 2rem;
    }

    header {
        flex-direction: column;
        gap: 15px;
    }

    nav a {
        margin: 0 10px;
    }
}