.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 100000;
    position: relative;
}

.hamburger-menu span {
    width: 30px;
    height: 3px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 99999;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.mobile-nav.is-active {
    display: flex;
    transform: translateY(0);
}

.mobile-nav-link {
    font-size: 24px;
    font-weight: 600;
    color: var(--gray-900);
    text-decoration: none;
    margin-bottom: 32px;
}

.mobile-nav-link.btn-primary {
    padding: 16px 32px;
    font-size: 20px;
}

/* Hamburger button active state */
.hamburger-menu.is-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger-menu.is-active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Prevent body scroll when menu is open */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hamburger-menu {
        display: flex;
    }
}