.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
    z-index: 1000;
    height: 60px;
}

.top-nav-container {
    max-width: 1050px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
    font-weight: 600;
    font-size: 1.1rem;
}

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

/* Hamburger Menu Button */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: background 0.2s;
}

.hamburger:hover {
    background: #f1f5f9;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Dropdown Menu */
.nav-menu {
    position: absolute;
    top: 60px;
    right: 0;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 0 0 8px 8px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.1);
    min-width: 250px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.nav-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-menu-list {
    list-style: none;
    padding: 0.5rem 0;
    margin: 0;
}

.nav-menu-item {
    margin: 0;
}

.nav-menu-link {
    display: block;
    padding: 0.75rem 1.25rem;
    color: var(--text);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.nav-menu-link:hover {
    background: #f8fafc;
    color: var(--accent);
    padding-left: 1.5rem;
}

.nav-menu-link.active {
    background: rgba(56, 189, 248, 0.08);
    color: var(--accent);
    font-weight: 600;
    border-left: 3px solid var(--accent);
}

/* Mobile Responsive voor Menu */
@media (max-width: 800px) {
    .top-nav-container {
        padding: 0 1rem;
    }

    .nav-menu {
        left: 0;
        right: 0;
        min-width: auto;
        border-radius: 0;
    }
}

@media (max-width: 640px) {
    .nav-logo {
        font-size: 1rem;
    }
}