/*=============== ADOBE FONTS ===============*/
@import url("https://use.typekit.net/fle5kdg.css");

:root {

    --header-height: 6rem;
    /*========== Colors ==========*/
    /*Color mode HSL(hue, saturation, lightness)*/
    --first-color: hsl(220, 68%, 54%);
    --first-color-lighten: hsl(220, 68%, 97%);
    --title-color: hsl(240, 4%, 11%);
    --text-color: hsl(220, 14%, 26%);
    --body-color: hsl(220, 100%, 99%);
    --jadegruen: #b7cebe;
    --mediumjadegruen: #d6ecdb;
    --lightjadegruen: #E3F6E9FF;
    --superlightjadegruen: #effaf1;
    --darkblue: #010842;
    --lightcyan: #B9E5F8;
    --superlightcyan: #ebf2fc;
    --lightolive: #eceee2;
    --cyan: #76a3b9;
    --darkgrey: #1D1D20;
    --middlegrey: #616161;
    --mediumgrey: #eeeeee;
    --mediumlightgrey: #e1e1e1;
    --lightgrey: #f3f3f3;
    --superlightgrey: #f7f7f7;
    --link-color-hover: hsl(16, 100%, 51%);
    --wh-color-darkred: #BE000A;
    --wh-color-pink: #F0047F;
    --wh-color-orange: #ef8e77;
    --wh-color-fullorange: #fa6000;

    /*========== Font and typography ==========*/
    /*.5rem = 8px | 1rem = 16px ...*/
    --body-font: "neue-haas-unica", sans-serif;
    --script-font: "baskerville", sans-serif;

    /*========== z index ==========*/
    --z-tooltip: 10;
    --z-fixed: 100;
}

/*=============== BASE ===============*/
* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--body-color);
    overflow-x: hidden;
}

.header {
    width: 96%;
    margin: auto;
}

nav {
    width: 96%;
    margin: auto;
}

main {
    width: 96%;
    margin: 7rem auto 0 auto;

}

#mainHeader {
    transition: transform 0.3s ease;
    will-change: transform;
}

.header-hidden {
    transform: translateY(-100%);
}


/********** P A R A L L A X  E F F E C T **********/

.bg1 {
    background: rgb(2,32,91);
    background: -moz-linear-gradient(45deg, rgba(2,32,91,1) 0%, rgb(60, 189, 245) 10%, rgb(11, 78, 119) 15%, rgba(0,6,18,1) 70%);
    background: -webkit-linear-gradient(45deg, rgba(2,32,91,1) 0%, rgb(60, 189, 245) 10%, rgb(11, 78, 119) 15%, rgba(0,6,18,1) 70%);
    background: linear-gradient(45deg, rgba(2,32,91,1) 0%, rgb(60, 189, 245) 10%, rgb(11, 78, 119) 15%, rgba(0,6,18,1) 70%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#02205b",endColorstr="#000612",GradientType=1);
    background-size: 200% 200%;
    animation: change 10s ease-in-out infinite;
}

.bg2 {
    background: rgb(237,244,220);
    background: -moz-linear-gradient(45deg, rgb(209, 229, 173) 0%, rgb(202, 243, 199) 10%, rgb(235, 243, 229) 20%, rgb(207, 229, 207) 70%);
    background: -webkit-linear-gradient(45deg, rgb(209, 229, 173) 0%, rgb(202, 243, 199) 10%, rgb(235, 243, 229) 20%, rgb(207, 229, 207) 70%);
    background: linear-gradient(45deg, rgb(209, 229, 173) 0%, rgb(202, 243, 199) 10%, rgb(235, 243, 229) 20%, rgb(207, 229, 207) 70%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#edf4dc",endColorstr="#c7cfb7",GradientType=1);
    background-size: 200% 200%;
    animation: change 10s ease-in-out infinite;
}

@keyframes change {

    0% {
        background-position: 0 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0 50%;
    }
}

/*========== SIDEBAR ICONS ==========*/

.help {
    position: fixed;
    width: 50px;
    height: 50px;
    background-color: var(--jadegruen);
    opacity: 1;
    z-index: 1000;
    padding-left: 10px;
    padding-top: 12px;
}

.help.contact {
    top: 185px;
    right: 0;
}

.help.company {
    top: 236px;
    right: 0;
    background-color: var(--cyan);
}

a.main__contact i {
    font-size: 24px;
    color: #fff;
    opacity: 1;

    &:hover {
        opacity: 0.7;
    }
}

/* T Y P O G R A P H I E */

h1 {
    font-family: var(--body-font), sans-serif;
    font-size: 0.75rem;
    letter-spacing: 8px;
    text-transform: uppercase;
    font-weight: 400;
}

h2 {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(2.5rem, 2.5vw, 3.75rem);
    line-height: clamp(2.75rem, 2.5vw, 4.25rem);
    font-weight: 500;
    color: var(--text-color);
}

h3 {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(1.5rem, 1.75vw, 2rem);
    line-height: clamp(2rem, 2.25vw, 2.5rem);
    font-weight: 400;
    color: var(--text-color);
}

h4 {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(1.25rem, 1.5vw, 1.55rem);
    line-height: clamp(1.5rem, 1.75vw, 2rem);
    font-weight: 300;
    color: var(--text-color);
}

h4.light {
    font-weight: 300;
    font-size: clamp(1.1rem, 1.2vw, 1.3rem);
    line-height: clamp(1.3rem, 1.4vw, 1.5rem);
}

h4.spacing {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 3px;
    text-transform: uppercase;
    padding: 0;
}

h5 {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(1.1rem, 1.25vw, 1.35rem);
    line-height: clamp(1.5rem, 1.5vw, 2rem);
    font-weight: 400;
}

p {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(1.1rem, 1.15rem, 1.2rem);
    line-height: clamp(1.75rem, 1.85rem, 2rem);
    letter-spacing: 1px;
    font-weight: 300;
    color: var(--text-color);
}

.baskerville {
    font-family: var(--script-font), sans-serif;
}

p.bold {
    font-weight: 500;
    color: var(--text-color);
}

span.bold {
    font-weight: 500;
    color: var(--text-color);
}

p.italic {
    font-style: italic;
    color: var(--text-color);
    font-weight: 400;
}

p.small {
    font-size: 16px;
    color: var(--text-color);
}

p.small.uppercase {
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
}

p.square::before,
h4.square::before {
    content: "\25A0 "; /* Unicode für ein schwarzes Quadrat */
    margin-right: 0.5em; /* Abstand zum Text */
    color: var(--middlegrey);
}

h4.square {
    padding-left: 1rem;
    text-indent: -1rem;
}

a {
    font-family: var(--body-font), sans-serif;
    text-decoration: none;
    font-weight: 500;
    color: var(--darkblue);
    font-size: clamp(1.1rem, 1.15rem, 1.2rem);
    line-height: clamp(1.75rem, 1.85rem, 2rem);
    letter-spacing: 1px;
}

a:hover {
    opacity: 0.5;
}

a.arrow::before {
    content: "\2192 ";
    padding-right: 3px;
}


a.inline-link {
    font-family: var(--body-font), sans-serif;
    font-weight: 400;
    color: var(--darkblue);
    opacity: 1;
    transition: opacity .3s;
}

a.inline-link:hover {
    opacity: 0.5;
}

ul {
    list-style: none;
}


/* C O L O U R S */

.orange {
    background-color: var(--wh-color-orange);
}

.grey {
    background-color: var(--middlegrey);
}

.grey-font {
    color: var(--text-color);
}

.lightgrey {
    background-color: var(--lightgrey);
}

.superlightgrey {
    background-color: var(--superlightgrey);
}

.black {
    color: #000000;
}

.white {
    color: #ffffff;
}

.lightcyan {
    background-color: var(--lightcyan);
}

.superlightcyan {
    background-color: var(--superlightcyan);
}

.lightjadegruen {
    background-color: var(--lightjadegruen);
}

.mediumjadegruen {
    background-color: var(--mediumjadegruen);
}

.jadegruen {
    background-color: var(--jadegruen);
}

.darkblue {
    background-color: var(--darkblue);
}

.darkblue-font {
    color: var(--darkblue);
}

.darkblue_gradient {
    background: rgb(2, 0, 36);
    background: linear-gradient(90deg, rgba(2, 0, 36, 1) 0%, rgba(9, 29, 121, 1) 50%, rgba(2, 0, 36, 1) 100%);
}

.lightblue_gradient {
    background: rgb(183, 224, 244);
    background: linear-gradient(90deg, rgba(183, 224, 244, 1) 0%, rgba(219, 236, 245, 1) 50%, rgba(183, 224, 244, 1) 100%);
}

.orange_gradient {
    background: rgb(249, 184, 107);
    background: linear-gradient(90deg, rgba(249, 184, 107, 1) 0%, rgba(245, 232, 219, 1) 0%, rgba(255, 244, 231, 1) 50%, rgba(245, 232, 219, 1) 100%);
}

.jade_gradient {
    background: rgb(249, 184, 107);
    background: linear-gradient(90deg, rgba(249, 184, 107, 1) 0%, rgba(208, 226, 230, 1) 0%, rgba(228, 246, 250, 1) 50%, rgba(208, 226, 230, 1) 100%);
}

.jade_gradient_2 {
    background: rgb(186, 201, 200);
    background: linear-gradient(90deg, rgb(202, 235, 247) 0%, rgba(208, 226, 230, 1) 0%, rgb(197, 236, 243) 50%, rgb(229, 230, 238) 100%);
}

/* P A D D I N G S */

.pb1 {
    padding-bottom: 1%;
}

.pb2 {
    padding-bottom: 2%;
}

.pb3 {
    padding-bottom: 3%;
}

.pb4 {
    padding-bottom: 4%;
}

.pb5 {
    padding-bottom: 5%;
}

.pb8 {
    padding-bottom: 8%;
}

.pt2 {
    padding-top: 2%;
}

.pt4 {
    padding-top: 4%;
}

.pt5 {
    padding-top: 5%;
}

.pt8 {
    padding-top: 8%;
}

.mt8 {
    margin-top: 8%;
}

.mt2 {
    margin-top: 2%;
}

.mb2 {
    margin-bottom: 2%;
}

/* B U T T O N S */

a.button {
    display: block;
    padding: 1rem 1.25rem;
    border: 1px solid var(--text-color);
    outline: none;
    cursor: pointer;
    border-radius: 8px;
    color: var(--text-color);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    letter-spacing: 5px;
    min-width: 140px;
    width: 400px;
    font-family: 'neue-haas-grotesk-display', sans-serif;
    margin: auto;
    opacity: 1;
}

a.button:hover {
    opacity: 0.5;
}

a.button::before {
    content: '';

}

a.button.white {
    border: 1px solid #fff;
    color: #fff;
}


/* C O N T E N T */

.split-section {
    display: flex;
    flex-direction: row;
    margin-bottom: 2%;
    position: relative;
    gap: 2%;
}

.split-section.top {
    margin-top: var(--header-height);
}

.text-section {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1 1 calc(50% - 2%);
    aspect-ratio: 1 / 1;
    box-sizing: border-box;
    text-align: left;
    font-family: var(--body-font), sans-serif;
}

.content {
    width: clamp(75%, 80%, 85%);
    display: flex;
    flex-direction: column;
    justify-content: center;

}

.split-section_2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2%;
}

.text-section_2 {
    display: flex;
    flex-direction: column;
    padding-bottom: 5rem;
}

.text-section.long {
    aspect-ratio: auto;
    padding: 5rem 0;
}

.img_inline img {
    width: 100%;
    height: auto;
    display: block;
}

.content_semi {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding-top: 3rem;
    padding-bottom: 5rem;
    width: 80%;
    margin: auto;
}


.video-section {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    flex: 1 1 calc(50% - 2%);
    aspect-ratio: 1 / 1;
    box-sizing: border-box;
}

video {
    width: 100%;
    height: auto;
    display: block;
}

.myVideo {
    width: 100%;
    height: auto;
    display: block;
    max-width: 100%;
}


.content_image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    flex: 1 1 calc(50% - 2%);
    aspect-ratio: 1 / 1;
    box-sizing: border-box;
    width: 100%;
    height: 100%;
}

.content_image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* C O N T A I N E R */

.container {
    margin-bottom: 2%;
}

.container-image {
    position: relative;
    overflow: hidden;
    height: auto;
    width: 100%;
    margin-bottom: 2%;
}

.container-image img {
    width: 100%;
    height: auto;
    display: block;
}

.coloured-overlay {
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 0;
    left: 0;
    width: 25vw;
    height: 100%;
    background-color: var(--lightcyan);
    mix-blend-mode: multiply;
    pointer-events: none;
    z-index: 1;
}

.coloured-overlay h3 {
    display: block;
    width: 75%;
}

.coloured-overlay h4 {
    display: block;
    width: 75%;
    font-size: 1.25rem;
}

.text-overlay {
    position: absolute;
    bottom: 20%;
    left: 5%;
    font-size: 2rem;
    font-weight: bold;
    color: white;
    z-index: 2;
    opacity: 0;
    transform: translateY(100px);
}


.container_coloured {
    margin-bottom: 2%;
}

.container_coloured.top {
    margin-top: var(--header-height);
    aspect-ratio: 1/0.28;
}

.container_coloured_content {
    width: clamp(55%, 60%, 65%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 5rem 0;
    margin: auto;
}

.container-text.full {
    display: flex;
    flex-direction: column;
    padding-bottom: 2rem;
    margin: auto;
    width: 100%;
}

.container-text {
    display: flex;
    flex-direction: column;
    margin: auto;
    width: 60%;
}

.container-button {
    opacity: 1;
    transition: all 0.5s;
}

.container-button:hover {
    opacity: 0.5;
}

.column {
    display: flex;
    flex-direction: column;
    flex: 1 1 100%;
    gap: 1.5rem;
}

.column-book1 {
    width: 70%;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.column-book2 {
    width: 30%;
    margin-top: 3.5rem;
}

.column-book1 a {
    padding-top: 1rem;
    letter-spacing: 1px;
    font-weight: 400;
    text-decoration: none;
    color: var(--darkblue);
    transition: transform 0.3s;
}

.column-book1 a:hover {
    opacity: 0.5;
}


.column.ul {
    padding-bottom: 3rem;
}

.column ul li {
    font-family: var(--body-font), sans-serif;
    font-size: clamp(1.1rem, 1vw, 1.15rem);
    line-height: clamp(1.75rem, 1.6vw, 2rem);
    letter-spacing: 1px;
    font-weight: 300;
    margin-left: 1rem;
    list-style-type: square;
    color: var(--text-color);
}

.column-book1 ul li {
    list-style-type: square;
    margin-left: 1rem;
}

.two-columns {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.5rem;
}

.two-columns img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.two-columns.books {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-direction: row;
    width: 100%;
    height: 100%;
    padding-top: 5rem;
    gap: 5rem;
    padding-bottom: 5rem;
}

.four-columns {
    display: grid;
    grid-template: 1fr / 1fr 1fr 1fr;
    height: auto;
    padding-top: 3rem;
    gap: 1rem;
}

.four-columns .column {
    position: relative;
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

.four-columns .column a {
    font-family: var(--body-font), sans-serif;
    background-color: var(--lightjadegruen);
    color: var(--darkblue);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 12px;
    font-weight: 600;
    width: 100%;
    padding: 15px;
    margin-top: auto;
   transition: all 0.3s;
}

.four-columns .column a:hover {
    opacity: 0.7;
}

audio {
    margin-top: 3rem;
    margin-bottom: 2rem;
    width: 100%;
    background-color: #fff;
}

audio.hoerbuch {
    margin: 0 0 2rem 0;
}


/* O L D S T Y L E S */

.square.top {
    width: 96%;
    aspect-ratio: 1/0.3;
    margin-top: var(--header-height);
    margin-inline: auto;
    background: var(--lightgrey);
}

.squarecontent.top {
    padding: 5rem 0 0 5rem;
    height: 90%;
    display: flex;
    flex-direction: column;
    margin: auto;
}

.squarecontent.top h2 {
    color: var(--middlegrey);
    width: 80%;
}

.squarecontent.top h1 {
    color: var(--middlegrey);
    width: 80%;
}

.related-menu {
    width: 100%;
    margin: auto;
}

.related-menu-list.foBiLi {
    display: grid;
    grid-template: 1fr / 1fr 1fr 1fr 1fr;
    gap: 0.5rem;
}

.related-menu-list.koUeb {
    display: grid;
    grid-template: 1fr / 1fr 1fr 1fr 1fr;
    gap: 0.5rem;
}

.related-menu-list-item {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    height: 350px;
    background-color: var(--superlightjadegruen);
}

.related-menu-list-item.foBi a {
    background-color: var(--mediumjadegruen);
    min-height: 80px;
    text-align: center;
}


.related-menu-list-item img {
    width: 100%;
}

.related-menu-list-item-content {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    width: 80%;
    margin: 2rem 10%;
}

.related-menu-list-item p {
    font-size: 0.85rem;
    line-height: 1.25rem;
    font-family: var(--body-font), sans-serif;
    color: var(--darkblue);
    text-align: center;
    font-weight: 400;
}

.related-menu-list-item a {
    display: flex;
    justify-content: center;
    align-items: center;
    bottom: 0;
    position: absolute;
    font-size: 0.75rem;
    color: var(--darkblue);
    letter-spacing: 1px;
    font-family: var(--body-font), sans-serif;
    font-weight: 500;
    text-transform: uppercase;
    width: 100%;
    transition: background-color, color, 0.6s;

}

.related-menu-list-item a:hover {
    opacity: 0.5;

}

.related-menu h3 {
    font-weight: 400;
    text-align: center;
    padding-bottom: 3rem;
    color: var(--cyan);
}