:root {
    --bg-alt: #1a1a1a;
    --accent: #4da6ff;
    --text: #f5f5f5;
    --text-muted: #b3b3b3;
    --border: #2a2a2a;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    background: transparent;
    font-family: Arial, Helvetica, sans-serif;
}

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    background-color: rgba(26, 26, 26, 0.65);
    backdrop-filter: blur(12px) saturate(150%);
    -webkit-backdrop-filter: blur(12px) saturate(150%);
    border-bottom: 1px solid var(--border);
}

.site-header .logo {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--text);
    letter-spacing: 0.5px;
    text-decoration: none;
}

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

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

.site-nav a {
    color: var(--text-muted);
    font-weight: bold;
    text-decoration: none;
}

.site-nav a:hover,
.site-nav a.active,
.site-nav a:target {
    color: var(--accent);
}