.navbar {
    background: var(--background);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--space-sm) 0;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--primary);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dark);
    cursor: pointer;
    position: relative;
    width: 2rem;
    height: 2rem;
    padding: 0;
}

.icon-bar,
.icon-close {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-bar {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0deg);
}

.icon-close {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(-90deg);
}

.mobile-toggle.is-active .icon-bar {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(90deg);
}

.mobile-toggle.is-active .icon-close {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0deg);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .navbar-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--background);
        flex-direction: column;
        gap: 0;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        padding-bottom: var(--space-sm);

        /* Animation state: hidden by default */
        opacity: 0;
        transform: translateY(-10px);
        pointer-events: none;
        transition: opacity 0.3s, transform 0.3s;
    }

    .navbar-links.is-open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .navbar-links li {
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    }

    .nav-link {
        display: block;
        padding: var(--space-sm) var(--space-md);
    }
}