body {
    background-color: #1e1e1e;
    color: #c9d1d9;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}

/* fixed topbar */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: #121212;
    border-bottom: 1px solid #2a2a2a;
    z-index: 999;
}

.topbar a {
    color: #7aa2ff;
    text-decoration: none;
}

a {
    color: #7aa2ff;
}

.topbar a:hover {
    text-decoration: underline;
}

.brand {
    font-weight: 700;
    white-space: nowrap;
}

.topbar-links {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* main content sits under the fixed topbar */
.pages {
    padding: 80px 20px 20px;
    max-width: 1100px;
}

/* routing */
.page {
    display: none;
}

.page:target {
    display: block;
}

/* default page when there's no hash */
#home {
    display: block;
}

/* if ANY page is targeted, hide the default */
.pages:has(.page:target) #home {
    display: none;
}


iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    z-index: 1;
}