/* ==========================================
   Hamburger Button mit HTML und span
========================================== */

#hamburger1 .hamburger-card {
    height: 100%;
    padding: 1.5rem;
    text-align: center;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
}

#hamburger1 .hamburger-demo {
    min-height: 170px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

#hamburger1 .hamburger-example {
    min-width: 90px;
}

#hamburger1 .hamburger-example p {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
}

/* Grundaufbau */
/* Grundaufbau aller drei Buttons */

#hamburger1 .hamburger-btn {
    position: relative;
    width: 58px;
    height: 50px;
    padding: 0;
    margin: 0 auto;
    background: transparent;
    border: 0;
    cursor: pointer;
}

#hamburger1 .hamburger-btn span {
    position: absolute;
    left: 10px;

    display: block;
    width: 38px;
    height: 4px;

    background-color: #212529;
    border-radius: 2px;

    transition:
        top 0.35s ease,
        width 0.35s ease,
        transform 0.35s ease,
        opacity 0.25s ease,
        background-color 0.25s ease;
}

#hamburger1 .hamburger-btn span:nth-child(1) {
    top: 12px;
}

#hamburger1 .hamburger-btn span:nth-child(2) {
    top: 23px;
}

#hamburger1 .hamburger-btn span:nth-child(3) {
    top: 34px;
}

#hamburger1 .hamburger-btn:hover span {
    background-color: #0d6efd;
}

#hamburger1 .hamburger-btn:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 4px;
}

/* ==========================================
   Dreht zu X
========================================== */

#hamburger1 .hamburger-x.is-active span:nth-child(1) {
    top: 23px;
    transform: rotate(45deg);
}

#hamburger1 .hamburger-x.is-active span:nth-child(2) {
    opacity: 0;
}

#hamburger1 .hamburger-x.is-active span:nth-child(3) {
    top: 23px;
    transform: rotate(-45deg);
}

/* ==========================================
   Wird zu Pfeil nach links
========================================== */

#hamburger1 .hamburger-arrow.is-active span:nth-child(1) {
    top: 23px;
    width: 22px;
    transform: rotate(45deg);
    transform-origin: left center;
}

#hamburger1 .hamburger-arrow.is-active span:nth-child(2) {
    top: 23px;
    width: 38px;
}

#hamburger1 .hamburger-arrow.is-active span:nth-child(3) {
    top: 23px;
    width: 22px;
    transform: rotate(-45deg);
    transform-origin: left center;
}

/* Akkordeon */

#hamburger1 .accordion {
    height: 100%;
}

#hamburger1 .accordion-button {
    font-weight: 600;
}

#hamburger1 pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    text-align: left;
    color: #f8f9fa;
    background-color: #212529;
    border-radius: 0.375rem;
}


/* ==========================================
   Hamburger Button 2
   div + ::before + ::after
========================================== */

#hamburger2 .hamburger-card {
    height: 100%;
    padding: 1.5rem;
    text-align: center;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
}

#hamburger2 .hamburger-card h3 {
    margin-bottom: 1.5rem;
}

#hamburger2 .hamburger-demo {
    min-height: 170px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

#hamburger2 .hamburger-example {
    min-width: 90px;
}

#hamburger2 .hamburger-example p {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
}

/* ==========================================
   Grundaufbau
========================================== */

#hamburger2 .hamburger-btn {
    width: 58px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 0 auto;
    background-color: transparent;
    border: 0;
    cursor: pointer;
}

#hamburger2 .hamburger-line {
    position: relative;
    width: 38px;
    height: 4px;
    background-color: #212529;
    border-radius: 2px;

    transition:
        width 0.35s ease,
        transform 0.35s ease,
        background-color 0.25s ease;
}

#hamburger2 .hamburger-line::before,
#hamburger2 .hamburger-line::after {
    content: "";
    position: absolute;
    left: 0;
    width: 38px;
    height: 4px;
    background-color: #212529;
    border-radius: 2px;

    transition:
        top 0.35s ease,
        left 0.35s ease,
        right 0.35s ease,
        width 0.35s ease,
        transform 0.35s ease,
        background-color 0.25s ease;
}

#hamburger2 .hamburger-line::before {
    top: -11px;
}

#hamburger2 .hamburger-line::after {
    top: 11px;
}

/* Hover */

#hamburger2 .hamburger-btn:hover .hamburger-line,
#hamburger2 .hamburger-btn:hover .hamburger-line::before,
#hamburger2 .hamburger-btn:hover .hamburger-line::after {
    background-color: #0d6efd;
}

/* Tastaturfokus */

#hamburger2 .hamburger-btn:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 4px;
}

/* ==========================================
   Aufbau: unterschiedlich lange Linien
========================================== */

#hamburger2 .hamburger-lines .hamburger-line::before {
    width: 20px;
    /* oben */
}

#hamburger2 .hamburger-lines .hamburger-line {
    width: 38px;
    /* mitte */
}

#hamburger2 .hamburger-lines .hamburger-line::after {
    width: 28px;
    /* unten */
}

/* ==========================================
   Dreht zu X
========================================== */

#hamburger2 .hamburger-x.is-active .hamburger-line {
    background-color: transparent;
}

#hamburger2 .hamburger-x.is-active .hamburger-line::before {
    top: 0;
    transform: rotate(45deg);
}

#hamburger2 .hamburger-x.is-active .hamburger-line::after {
    top: 0;
    transform: rotate(-45deg);
}

/*
  Die mittlere Linie soll auch beim Hover
  im aktiven Zustand transparent bleiben.
*/

#hamburger2 .hamburger-x.is-active:hover .hamburger-line {
    background-color: transparent;
}

/* ==========================================
   Wird zu Pfeil nach rechts
========================================== */

#hamburger2 .hamburger-arrow.is-active .hamburger-line {
    width: 38px;
}

#hamburger2 .hamburger-arrow.is-active .hamburger-line::before,
#hamburger2 .hamburger-arrow.is-active .hamburger-line::after {
    left: auto;
    right: 0;
    top: 0;
    width: 22px;
    transform-origin: right center;
}

#hamburger2 .hamburger-arrow.is-active .hamburger-line::before {
    transform: rotate(45deg);
}

#hamburger2 .hamburger-arrow.is-active .hamburger-line::after {
    transform: rotate(-45deg);
}

/* ==========================================
   Bootstrap-Akkordeon
========================================== */

#hamburger2 .accordion {
    height: 100%;
}

#hamburger2 .accordion-button {
    font-weight: 600;
}

#hamburger2 pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    text-align: left;
    color: #f8f9fa;
    background-color: #212529;
    border-radius: 0.375rem;
}

/* ==========================================
   Hamburger Button 3
   Font Awesome, Bootstrap Icons und Unicode
========================================== */

#hamburger3 .hamburger-card {
    height: 100%;
    padding: 1.5rem;
    text-align: center;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
}

#hamburger3 .hamburger-card h3 {
    margin-bottom: 1.5rem;
}

#hamburger3 .hamburger-demo {
    min-height: 170px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
}

#hamburger3 .hamburger-example {
    min-width: 100px;
}

#hamburger3 .hamburger-example p {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
}

/* ==========================================
   Gemeinsamer Button
========================================== */

#hamburger3 .hamburger-icon-btn {
    position: relative;
    width: 58px;
    height: 50px;
    display: block;
    padding: 0;
    margin: 0 auto;
    overflow: hidden;
    color: #212529;
    background-color: transparent;
    border: 0;
    cursor: pointer;
}

#hamburger3 .hamburger-icon-btn .icon-open,
#hamburger3 .hamburger-icon-btn .icon-close {
    position: absolute;
    top: 50%;
    left: 50%;
    line-height: 1;
    transform: translate(-50%, -50%);
    transition:
        opacity 0.3s ease,
        transform 0.35s ease,
        color 0.25s ease;
}

#hamburger3 .hamburger-icon-btn .icon-close {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5) rotate(-90deg);
}

#hamburger3 .hamburger-icon-btn:hover {
    color: #0d6efd;
}

#hamburger3 .hamburger-icon-btn:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 4px;
}

/* ==========================================
   Aktiver Zustand
========================================== */

#hamburger3 .hamburger-icon-btn.is-active .icon-open {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.5) rotate(90deg);
}

#hamburger3 .hamburger-icon-btn.is-active .icon-close {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1) rotate(0);
}

/* ==========================================
   Font Awesome
========================================== */

#hamburger3 .hamburger-fa i {
    font-size: 2rem;
}

/* ==========================================
   Bootstrap Icons
========================================== */

#hamburger3 .hamburger-bi i {
    font-size: 2.3rem;
}

/* Der Pfeil darf etwas kleiner sein */

#hamburger3 .hamburger-bi .bi-arrow-right {
    font-size: 2rem;
}

/* ==========================================
   Unicode
========================================== */

#hamburger3 .hamburger-unicode span {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 2.3rem;
    font-weight: 400;
}

#hamburger3 .hamburger-unicode .icon-close {
    font-size: 2.7rem;
}

/* ==========================================
   Bootstrap-Akkordeon
========================================== */

#hamburger3 .accordion {
    height: 100%;
}

#hamburger3 .accordion-button {
    font-weight: 600;
}

#hamburger3 .accordion-body h4 {
    font-size: 1rem;
}

#hamburger3 pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    text-align: left;
    color: #f8f9fa;
    background-color: #212529;
    border-radius: 0.375rem;
}

/* ==========================================
   Hamburger Button 4
   SVG als Bild und SVG direkt im HTML
========================================== */

#hamburger4 .hamburger-card {
    height: 100%;
    padding: 1.5rem;
    text-align: center;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
}

#hamburger4 .hamburger-card h3 {
    margin-bottom: 1.5rem;
}

#hamburger4 .hamburger-demo {
    min-height: 170px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
}

#hamburger4 .hamburger-example {
    min-width: 130px;
}

#hamburger4 .hamburger-example p {
    margin: 0.75rem 0 0;
    font-size: 0.9rem;
}

#hamburger4 .hamburger-example p strong,
#hamburger4 .hamburger-example p span {
    display: block;
}

#hamburger4 .hamburger-example p span {
    margin-top: 0.2rem;
    color: #6c757d;
    font-size: 0.8rem;
}

/* ==========================================
   Gemeinsamer Button
========================================== */

#hamburger4 .hamburger-svg-btn {
    position: relative;
    width: 58px;
    height: 50px;
    display: block;
    padding: 0;
    margin: 0 auto;
    overflow: hidden;
    color: #212529;
    background-color: transparent;
    border: 0;
    cursor: pointer;
}

#hamburger4 .hamburger-svg-btn:focus-visible {
    outline: 3px solid #0d6efd;
    outline-offset: 4px;
}

/* ==========================================
   SVG als Bilddatei
========================================== */

#hamburger4 .hamburger-svg-image img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 42px;
    height: 42px;
    object-fit: contain;

    transition:
        opacity 0.25s ease,
        transform 0.4s ease;
}

#hamburger4 .hamburger-svg-image .icon-open {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0) scale(1);
}

#hamburger4 .hamburger-svg-image .icon-close {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(-90deg) scale(0.5);
}

#hamburger4 .hamburger-svg-image.is-active .icon-open {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(90deg) scale(0.5);
}

#hamburger4 .hamburger-svg-image.is-active .icon-close {
    opacity: 1;
    transform: translate(-50%, -50%) rotate(0) scale(1);
}

/* ==========================================
   SVG direkt im HTML
========================================== */

#hamburger4 .hamburger-svg-code {
    display: flex;
    justify-content: center;
    align-items: center;
}

#hamburger4 .hamburger-svg-code svg {
    width: 44px;
    height: 44px;
    overflow: visible;
}

#hamburger4 .hamburger-svg-code .svg-line {
    stroke: currentColor;
    stroke-width: 4;
    stroke-linecap: round;

    transform-box: fill-box;
    transform-origin: center;

    transition:
        transform 0.35s ease,
        opacity 0.25s ease,
        stroke 0.25s ease;
}

#hamburger4 .hamburger-svg-code:hover {
    color: #0d6efd;
}

/* SVG-Linien werden zum X */

#hamburger4 .hamburger-svg-code.is-active .svg-line-top {
    transform: translateY(11px) rotate(45deg);
}

#hamburger4 .hamburger-svg-code.is-active .svg-line-middle {
    opacity: 0;
    transform: scaleX(0);
}

#hamburger4 .hamburger-svg-code.is-active .svg-line-bottom {
    transform: translateY(-11px) rotate(-45deg);
}

/* ==========================================
   Bootstrap-Akkordeon
========================================== */

#hamburger4 .accordion {
    height: 100%;
}

#hamburger4 .accordion-button {
    font-weight: 600;
}

#hamburger4 .accordion-body h4 {
    font-size: 1rem;
}

#hamburger4 pre {
    margin: 0;
    padding: 1rem;
    overflow-x: auto;
    text-align: left;
    color: #f8f9fa;
    background-color: #212529;
    border-radius: 0.375rem;
}