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

:root {
    --bg: #0f0f0f;
    --surface: #1a1a1a;
    --border: #2d2d2d;
    --text: #eaeaea;
    --text-muted: #888;
    --accent: #6cb4ee;
    --accent-hover: #8dc6f4;
}

html {
    font-family: 'Segoe UI Variable Text', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
}

code {
    background: var(--surface);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
}

.logo {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.logo-icon {
    width: 28px;
    height: 28px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 0 3rem;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

.cta-button {
    display: inline-block;
    margin-top: 2rem;
    padding: 0.75rem 2rem;
    background: var(--accent);
    color: #0f0f0f;
    font-weight: 600;
    border-radius: 8px;
    font-size: 1rem;
    transition: background 0.2s;
}

.cta-button:hover {
    background: var(--accent-hover);
    color: #0f0f0f;
}

.features {
    padding: 2rem 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.feature {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
}

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

.feature p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.feature code {
    font-size: 0.8rem;
}

.content {
    padding-top: 2rem;
}

.content h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.content h2 {
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 0.5rem;
}

.content p {
    margin-bottom: 1rem;
}

.content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.content li {
    margin-bottom: 0.5rem;
}

footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 3rem;
}

.release {
    border-left: 3px solid var(--accent);
    padding-left: 1.25rem;
    margin-bottom: 2.5rem;
}

.release h2 {
    font-size: 1.2rem;
    color: var(--text);
}

.release ul {
    padding-left: 1.25rem;
}

.release li {
    color: var(--text-muted);
    line-height: 1.7;
}

@media (max-width: 600px) {
    .hero h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    nav {
        padding: 0.75rem 1rem;
    }

    main {
        padding: 1rem;
    }
}