nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 50;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #374151;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: #6b7280;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #8b5cf6;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: #6b7280;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    padding-bottom: 1rem;
}

.mobile-menu a {
    display: block;
    padding: 0.5rem 0;
    color: #6b7280;
    text-decoration: none;
}