/**
 * Atom: Hamburger Button
 */

.btn-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 30px;
    height: 30px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    color: #ffffff;
    outline: none;
}

.btn-hamburger__line {
    display: block;
    width: 100%;
    height: 2px;
    background-color: currentColor;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Active state (X icon animation) */
.btn-hamburger[aria-expanded="true"] .btn-hamburger__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.btn-hamburger[aria-expanded="true"] .btn-hamburger__line:nth-child(2) {
    opacity: 0;
}

.btn-hamburger[aria-expanded="true"] .btn-hamburger__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}