/* --- Shared Site Header / Navbar --- */
.site-header {
    background-color: #343a40;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    position: relative;
    z-index: 100;
}

.site-header .site-brand {
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
    text-decoration: none;
    padding: 0.75rem 0;
    letter-spacing: -0.02em;
}

.site-header .site-brand:hover {
    text-decoration: none;
    color: #e9ecef;
}

.site-header .site-brand span {
    color: #9b8ff2;
}

.site-header nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.site-header nav a {
    color: #dee2e6;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.15s;
}

.site-header nav a:hover {
    color: white;
    text-decoration: none;
}

/* Hamburger button (hidden on desktop) */
.site-header .nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    line-height: 1;
}

@media (max-width: 600px) {
    .site-header .nav-toggle {
        display: block;
    }

    .site-header nav {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
        padding-bottom: 0.5rem;
    }

    .site-header nav.open {
        display: flex;
    }

    .site-header nav a {
        padding: 0.6rem 0;
        width: 100%;
    }
}