header {
    background: var(--slate-900);
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 4px solid var(--primary);
    color: white;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}



nav.desktop-nav {
    color: var(--slate-100);
    display: flex;
    gap: 2rem;
}

nav.desktop-nav a {
    font-size: 0.875rem;
    font-weight: bold;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
}

nav.desktop-nav a:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.btn-quote {
    background: var(--primary);
    color: white;
    padding: 0 1.5rem;
    height: 48px;
    box-shadow: 4px 4px 0px 0px rgba(0, 0, 0, 0.1);
}

.btn-quote:hover {
    background: #07315a;
}




/* --- Desktop Defaults & Hiding Mobile Elements --- */
.nav-toggle,
.nav-toggle-label,
.mobile-only-btn {
    display: none;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-menu a {
    font-size: 0.875rem;
    font-weight: bold;
    color: var(--slate-100);
    border-bottom: 2px solid transparent;
}

/* --- Mobile Styles (Breakdown at 768px) --- */
@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }

    .header-content {
        padding: 1rem;
    }

    .logo-svg img {
        width: 14rem;
    }

    /* Hamburger Icon Container */
    .nav-toggle-label {
        display: flex;
        align-items: center;
        cursor: pointer;
        z-index: 100;
        height: 100%;
    }

    /* Hamburger Lines */
    .nav-toggle-label span,
    .nav-toggle-label span::before,
    .nav-toggle-label span::after {
        display: block;
        background: white;
        height: 3px;
        width: 2rem;
        position: relative;
        transition: all 0.3s ease-in-out;
    }

    .nav-toggle-label span::before,
    .nav-toggle-label span::after {
        content: '';
        position: absolute;
    }

    .nav-toggle-label span::before {
        bottom: 10px;
    }

    .nav-toggle-label span::after {
        top: 10px;
    }

    /* The Dropdown Menu */
    .nav-menu {
        position: absolute;
        top: 100%;
        /* Sits right under the header */
        left: 0;
        width: 100%;
        background: var(--slate-900);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-in-out;
        border-bottom: 0px solid var(--primary);
    }

    .nav-menu a {
        padding: 1.5rem 2rem;
        border-bottom: 1px solid var(--slate-800);
        width: 100%;
    }

    .mobile-only-btn {
        display: block;
        padding: 1.5rem 2rem;
    }

    .mobile-only-btn .btn-quote {
        width: 100%;
    }

    /* Checkbox Logic: When checked, show menu & animate hamburger */
    .nav-toggle:checked~.nav-menu {
        max-height: 500px;
        border-bottom: 4px solid var(--primary);
    }

    .nav-toggle:checked+.nav-toggle-label span {
        background: transparent;
    }

    .nav-toggle:checked+.nav-toggle-label span::before {
        transform: rotate(45deg);
        top: 0;
    }

    .nav-toggle:checked+.nav-toggle-label span::after {
        transform: rotate(-45deg);
        top: 0;
    }
}