.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 4%;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.2rem;
    font-family: var(--font-heading);
}

.nav {
    display: flex;
    gap: 0.5rem;
    background: var(--glass-bg);
    padding: 0.4rem;
    border-radius: 100px;
    border: 1px solid var(--glass-border);
}

.nav.glass {
    position: relative;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.nav-item {
    font-family: 'Manrope', sans-serif;
    color: var(--muted-color);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.5rem 1.2rem;
    border-radius: 100px;
    transition: all 0.3s ease;
}

.nav-item:hover,
.nav-item.active {
    background: #fbcfe8;
    color: #011d17;
}

.contact-btn {
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 0.9rem 2rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: none;
}

.contact-btn:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: translateY(-2px);
    box-shadow: none;
}