/* ============================================================
   Drone-Criticus — Navigatiestijlen (navigatie.css)
   ============================================================ */

/* --- Vaste header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 12, 15, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(37, 44, 56, 0.8);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
    border-bottom-color: rgba(232, 255, 58, 0.2);
    background: rgba(10, 12, 15, 0.98);
}

.header-inhoud {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

/* --- Logo --- */
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--kleur-tekst);
    flex-shrink: 0;
}

.logo:hover { opacity: 1; }

.logo-icoon {
    font-size: 1.4rem;
    color: var(--kleur-accent);
    display: inline-block;
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1), color 0.3s ease;
}

.logo:hover .logo-icoon {
    transform: rotate(45deg);
    color: #ffffff;
}

.logo-tekst {
    font-family: var(--lettertype-display);
    font-size: 1.4rem;
    letter-spacing: 0.06em;
    line-height: 1;
}

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

/* --- Navigatielijst (desktop) --- */
.hoofd-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.nav-lijst {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.nav-link {
    display: block;
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--kleur-tekst-zacht);
    padding: 0.45rem 0.9rem;
    border-radius: var(--radius-klein);
    text-decoration: none;
    transition: color 0.2s ease, background 0.2s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--kleur-accent);
    border-radius: 2px;
    transition: width 0.25s ease;
}

.nav-link:hover {
    color: var(--kleur-tekst);
    background: rgba(255, 255, 255, 0.04);
    opacity: 1;
}

.nav-link:hover::after,
.nav-link.actief::after {
    width: calc(100% - 1.8rem);
}

.nav-link.actief {
    color: var(--kleur-tekst);
}

/* Speciale navclinks */
.nav-admin {
    color: var(--kleur-accent) !important;
    border: 1px solid rgba(232, 255, 58, 0.25);
    background: rgba(232, 255, 58, 0.05);
}

.nav-admin:hover {
    background: rgba(232, 255, 58, 0.12) !important;
    border-color: var(--kleur-accent) !important;
}

.nav-login {
    background: var(--kleur-accent);
    color: #0a0c0f !important;
    font-weight: 700;
}

.nav-login:hover {
    background: rgba(232, 255, 58, 0.8) !important;
    color: #0a0c0f !important;
}

.nav-login::after { display: none; }

.nav-logout {
    font-size: 0.8rem;
    color: var(--kleur-tekst-extra) !important;
}

.nav-logout:hover { color: var(--kleur-fout) !important; }

/* --- Hamburger (mobiel) --- */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    background: none;
    border: 1px solid var(--kleur-rand);
    border-radius: var(--radius-klein);
    cursor: pointer;
    padding: 7px;
    transition: border-color 0.2s ease;
}

.hamburger:hover { border-color: var(--kleur-accent); }

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--kleur-tekst);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Hamburgericoontje bij open menu */
.hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Footer --- */
.site-footer {
    background: var(--kleur-oppervlak);
    border-top: 1px solid var(--kleur-rand);
    padding: 3rem 1.5rem 2rem;
    margin-top: auto;
}

.footer-inhoud {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
}

.footer-logo {
    font-family: var(--lettertype-display);
    font-size: 1.5rem;
    letter-spacing: 0.05em;
    color: var(--kleur-accent);
    margin-bottom: 0.5rem;
}

.footer-slogan {
    font-size: 0.85rem;
    color: var(--kleur-tekst-zacht);
    margin-bottom: 0;
}

.footer-kolom h4 {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--kleur-tekst-extra);
    margin-bottom: 0.75rem;
    font-family: var(--lettertype-tekst);
}

.footer-kolom ul {
    list-style: none;
}

.footer-kolom ul li {
    margin-bottom: 0.4rem;
}

.footer-kolom ul a {
    font-size: 0.85rem;
    color: var(--kleur-tekst-zacht);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-kolom ul a:hover {
    color: var(--kleur-accent);
    opacity: 1;
}

.footer-copyright {
    font-size: 0.78rem;
    color: var(--kleur-tekst-extra);
    line-height: 1.7;
    margin: 0;
}

/* --- Mobiel menu overlay --- */
@media (max-width: 768px) {
    .hamburger { display: flex; }

    .hoofd-nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(10, 12, 15, 0.97);
        backdrop-filter: blur(16px);
        padding: 2rem 1.5rem;
        display: none; /* jQuery togglet dit */
        overflow-y: auto;
        justify-content: flex-start;
    }

    .hoofd-nav.open {
        display: flex;
    }

    .nav-lijst {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
        width: 100%;
    }

    .nav-lijst li { width: 100%; }

    .nav-link {
        font-size: 1.1rem;
        padding: 0.75rem 1rem;
        width: 100%;
    }

    .nav-link::after { display: none; }

    .footer-inhoud {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .footer-inhoud {
        grid-template-columns: 1fr;
    }
}