/* ==================== BASE HAMBURGER ==================== */
.chm-wrapper {
    position: relative;
    z-index: 9998;
}

.chm-hamburger {
    position: relative;
    display: inline-block;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.chm-hamburger:hover {
    transform: scale(1.05);
}

.chm-hamburger span,
.chm-hamburger span::before,
.chm-hamburger span::after {
    display: block;
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: #000;
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.chm-hamburger span {
    top: 50%;
    transform: translateY(-50%);
}

.chm-hamburger span::before {
    content: '';
    top: -10px;
}

.chm-hamburger span::after {
    content: '';
    top: 10px;
}

/* ==================== ICON ANIMATIONS ==================== */

/* Spin to X */
.chm-hamburger--spin.is-active span {
    transform: rotate(180deg);
    background-color: transparent !important;
}

.chm-hamburger--spin.is-active span::before {
    top: 0;
    transform: rotate(45deg);
}

.chm-hamburger--spin.is-active span::after {
    top: 0;
    transform: rotate(-45deg);
}

/* Squeeze */
.chm-hamburger--squeeze span {
    transition-duration: 0.3s;
    transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--squeeze span::before {
    transition: top 0.3s 0.3s ease, opacity 0.3s ease;
}

.chm-hamburger--squeeze span::after {
    transition: top 0.3s 0.3s ease, transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--squeeze.is-active span {
    transform: rotate(45deg);
    transition-delay: 0.12s;
    transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
}

.chm-hamburger--squeeze.is-active span::before {
    top: 0;
    opacity: 0;
    transition: top 0.3s ease, opacity 0.3s 0.12s ease;
}

.chm-hamburger--squeeze.is-active span::after {
    top: 0;
    transform: rotate(-90deg);
    transition: top 0.3s ease, transform 0.3s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* Arrow to X */
.chm-hamburger--arrow span::before {
    transition: top 0.3s 0.3s ease, transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--arrow span::after {
    transition: top 0.3s 0.3s ease, transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--arrow.is-active span::before {
    top: 0;
    transform: translate3d(-6px, -1px, 0) rotate(-45deg) scale(0.7, 1);
    transition: top 0.3s ease, transform 0.3s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
}

.chm-hamburger--arrow.is-active span::after {
    top: 0;
    transform: translate3d(-6px, 1px, 0) rotate(45deg) scale(0.7, 1);
    transition: top 0.3s ease, transform 0.3s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* Collapse */
.chm-hamburger--collapse span {
    transition-duration: 0.3s;
    transition-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--collapse span::before {
    transition: top 0.3s 0.3s ease, opacity 0.3s ease;
}

.chm-hamburger--collapse span::after {
    transition: top 0.3s 0.3s ease, transform 0.3s cubic-bezier(0.55, 0.055, 0.675, 0.19);
}

.chm-hamburger--collapse.is-active span {
    transform: rotate(45deg);
    transition-delay: 0.12s;
    transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
}

.chm-hamburger--collapse.is-active span::before {
    top: 0;
    opacity: 0;
    transition: top 0.3s ease, opacity 0.3s 0.12s ease;
}

.chm-hamburger--collapse.is-active span::after {
    top: 0;
    transform: rotate(-90deg);
    transition: top 0.3s ease, transform 0.3s 0.12s cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* ==================== OVERLAY BASE ==================== */
.chm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    overflow-y: auto;
    visibility: hidden;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.chm-overlay.is-active {
    visibility: visible;
    opacity: 1;
}

.chm-overlay-inner {
    min-height: 100vh;
    padding: 2rem;
}

/* ==================== OVERLAY ANIMATIONS ==================== */

/* Fade */
.chm-overlay--fade {
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

/* Slide Right */
.chm-overlay--slide-right {
    transform: translateX(100%);
}

.chm-overlay--slide-right.is-active {
    transform: translateX(0);
}

/* Slide Left */
.chm-overlay--slide-left {
    transform: translateX(-100%);
}

.chm-overlay--slide-left.is-active {
    transform: translateX(0);
}

/* Slide Top */
.chm-overlay--slide-top {
    transform: translateY(-100%);
}

.chm-overlay--slide-top.is-active {
    transform: translateY(0);
}

/* Slide Bottom */
.chm-overlay--slide-bottom {
    transform: translateY(100%);
}

.chm-overlay--slide-bottom.is-active {
    transform: translateY(0);
}

/* Zoom */
.chm-overlay--zoom {
    transform: scale(0.7);
}

.chm-overlay--zoom.is-active {
    transform: scale(1);
}

/* Rotate */
.chm-overlay--rotate {
    transform: rotate(-180deg) scale(0);
}

.chm-overlay--rotate.is-active {
    transform: rotate(0) scale(1);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .chm-overlay-inner {
        padding: 1rem;
    }
}

/* Accessibility */
.chm-hamburger:focus {
    outline: 2px solid currentColor;
    outline-offset: 4px;
}

.chm-hamburger:focus:not(:focus-visible) {
    outline: none;
}