.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-lg);
    z-index: 1000;
}

.navbar-logo {
    font-weight: 500;
    font-size: 1rem;
    color: var(--fg-primary);
    letter-spacing: -0.01em;
}

@media (min-width: 1024px) {
    .navbar {
        padding: 0 var(--space-xl);
    }
}

.hamburger {
    width: 36px;
    height: 36px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: opacity var(--transition-base);
    padding: 0;
    margin: 0;
    outline: none;
    position: relative;
    z-index: 1001;
}

.hamburger:hover {
    opacity: 0.7;
}

.hamburger span {
    width: 16px;
    height: 1.5px;
    background: var(--fg-primary);
    border-radius: 1px;
    transition: all var(--transition-base);
}

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

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-5px) rotate(-45deg);
}