:root {
    --bg: #0d1117;
    --card-bg: #161b22;
    --border: #30363d;
    --text: #c9d1d9;
    --heading: #f0f6fc;
    --accent: #58a6ff;
    --green: #3fb950;
    --yellow: #d29922;
}

body {
    margin: 0;
    padding: 40px 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

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

header {
    text-align: center;
    margin-bottom: 40px;
}

.logo-badge {
    display: inline-block;
    padding: 4px 12px;
    background: #1f6feb22;
    color: var(--accent);
    border: 1px solid #1f6feb66;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
}

h1 {
    color: var(--heading);
    margin: 0 0 10px 0;
    font-size: 32px;
}

.tagline {
    color: #8b949e;
    font-size: 18px;
    margin: 0;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
}

.card h2 {
    margin-top: 0;
    color: var(--heading);
    font-size: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
}

.channel-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 16px;
}

.channel-box {
    background: #0d1117;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
    position: relative;
}

.channel-box h3 {
    margin: 8px 0;
    color: var(--heading);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.stable {
    background: #238636;
    color: #ffffff;
}

.api-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.api-link:hover {
    text-decoration: underline;
}

.terminal {
    background: #000000;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
    font-family: "Cascadia Code", "Fira Code", Consolas, monospace;
    font-size: 13px;
    overflow-x: auto;
}

.prompt { color: #8b949e; }
.info { color: var(--accent); }
.success { color: var(--green); }

.arch-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-top: 16px;
}

.step {
    background: #0d1117;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
}

.step strong {
    display: block;
    color: var(--heading);
    margin-bottom: 6px;
}

.step span {
    font-size: 14px;
    color: #8b949e;
}

code {
    background: #21262d;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: monospace;
    font-size: 13px;
}

footer {
    text-align: center;
    color: #8b949e;
    font-size: 13px;
    margin-top: 40px;
}