.h4, .project, .project__h3-wrapper, .project__date, .project__h3, a.project__link, .project__link, .project__img, .ul, .d, .uxui, .text, .collapse{transition-duration: 1s}

/* deco */
.project__h3{
    font-weight: normal;
    font-size: 100%;
}
.date__text{
    flex-grow: 1;
    text-align: center;
}
.collapsed .d:empty{
    opacity: .07;
    filter: blur(2px);
}
.dd circle{
    fill: var(--main1);
}
.ul{
    text-align: left;
    font-weight: 400;
    font-size: 61%;
    padding: 0;
    list-style-position: inside;
}
li{
    list-style-position: outside;
    list-style-image: url('../img/bullet.svg');
}
.abit .h4{
    background: var(--bckgr);
    opacity: 0.4;
}
.text__h4::before{
    content: 'Task: ';
    margin-right: 1ex;
}
[lang|="de"] .text__h4::before{
    content: 'Aufgabe: ';
}
.collapse{
    position: sticky;
    bottom: 1em;
    background-color: var(--teal);
    color: var(--bckgr);
    opacity: .5;
    border-radius: 50%;
    width: 5ex;
    height: 5ex;
    margin-left: calc(100% - 5.5ex);
    margin-bottom: .5ex;
    border: none;
    padding: 1.4ex 1.6ex;
    grid-column: -2;
    grid-row: -2;
}
.collapse:after{
    content: url(../img/arrow2.svg);
}





/* layout */
.path__wrapper{
    position: relative;
    display: flex;
    font-size: 80%;
    align-items: flex-end;
    line-height: 1.7em;
    color: var(--red);
}
.path{
    display: flex;
    gap: 2vw;
    white-space: nowrap;
    overflow-x: hidden;
    align-items: flex-end;
    flex-grow: 1;
    flex-wrap: wrap;
}
.path__show, .path__btn{
    display: inline-block;
    opacity: .6;
    transition: 400ms;
}
.path__wrapper:hover .path__show,
.path__wrapper:hover .path__btn{
    opacity: 1;
}
.path__show{
    margin-right: 4vw;
    flex-grow: 0;
    align-self: flex-start;
}
.path__btn{
    cursor: pointer;
}
.path__selected{
    font-size: 120%;
    opacity: 1;
}
.path__btn:hover{
    font-size: 120%;
}
.path__btn:active{
    color: #eee;
    transition: 0s;
}

.d1:empty:before{
    content: 'UX';}
.d2:empty:before{
    content: 'UI';}
.d3:empty:before{
    content: 'FRONTEND';}
.d4:empty:before{
    content: 'SVG';}
.d6:empty:before{
    content: 'SEO';}
.d5 h4{
    color: transparent;
    width: 1.8ex;
    overflow: visible;
}
.d5, .d5 h4{
    position: relative;
}
.d5:empty:before, .d5 h4:before{
    display: inline-block;
    content: url(../img/svg.svg);
    position: absolute;
    top: .25ex;
    left: 0;
    height: 2.2ex;
    width: 1.7ex;
}
.d5:empty:before {
    left: .3ex;
}
.text__h4{
    margin: 1em 0;
    margin-top: 0;
    font-weight: 800;
    text-transform: initial;
}
.h4{
    display: inline-block;
    font-weight: inherit;
    font-size: inherit;
    height: 3ex;
    overflow-y: hidden;
}

/* for last project */
.study:hover{
    transform: none;
}
.study__text{
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    pointer-events: none;

    color: var(--bckgr);
    background: var(--teal);
    display: inline-block;
    max-width: 65vw;
    padding: 1ex;
    transform-origin: left top;
    z-index: 2;
}
.study__text:after{
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    height: 1ex;
    width: 20vw;
}
.study:hover .study__text{
    opacity: .9;
    pointer-events: all;
}
.study .study__text:hover{
    color: var(--bckgr);
    opacity: 1;
    pointer-events: all;
}

/* toggle */
.text{
    overflow: hidden;
}
/* toggle collapsed*/
.collapsed .ul, .collapsed .text {max-height: 0;}
.collapsed .ul{overflow: hidden; width: 0;}
.ul{overflow:hidden}
.collapsed .dd{height: 5ex;}

/* toggle opened */
.opened .d:empty{opacity: 0; padding: 0;}
.opened .uxuiui{padding-left: 2em}
.opened .ul{max-height: 42em}
.opened .dd{height: 0;}

.project{position: relative; overflow: clip;}
.collapsed .collapse{opacity:0}



/* media */
@media (max-width: 499px){
    .path__wrapper{
        margin-bottom: 3em;
    }
    .path-learn{
        min-width: 70px;
    }
    .project{
        display: flex;
        flex-wrap: wrap;
        justify-content: space-evenly;
    }
    .project.opened{
        margin-bottom: 3em;
    }
    .project__h3-wrapper,
    .project__date{
        overflow: hidden;
        width: 50%;
        font-size: 4vw;
    }
    .project__date{
        text-align: right;
    }
    .collapsed .project__h3-wrapper,
    .collapsed .project__date{
        max-height: 0;
    }
    .opened .project__h3-wrapper,
    .opened .project__date{
        max-height: 2em;
    }
    .project__link{
        margin-bottom: 4vw;
        overflow: hidden;
        max-height: 62vw;
    }
    .collapsed .project__link{
        background-color: white;
        filter: brightness(0.95);
        width: 100%;
        max-height: 31vw;
    }
    .opened .project__link:hover{
        overflow: visible;
    }
    a.project__link:hover{
        transform: scale(0.9);
    }
    a.study:hover{
        transform: none;
    }
    .project__img{
        display: block;
        max-width: 99%;
        max-height: 62vw;
        margin: auto;
        margin-top: 0;
        border: 1px solid transparent;
    }
    .opened .project__img{
        border-color: var(--light);
    }
    .collapsed .project__img{
        margin-top: -3em;
    }
    .d{
        font-size: 5.5vw;
        font-weight: 800;
        padding:0 .5ex;
        min-width: 5%;
    }
    .d:empty{
        display: none;
    }
    .opened .d{
        min-width: 100%;
        margin: .7ex 0;
    }
    .pr--learn.opened .d{
        min-width: 5%;
    }
    .dd{
        width: 100%;
        margin-top: -1ex;
    }
    .collapsed .dd {
        transition-delay: 2s;
    }
    .collapsed .ul{
        max-height: 0;
        width: 0;
        overflow: hidden;
    }
    .opened .uxuiui{
        opacity: 0;
        margin-top:-2em;
        transition-duration: 100ms;
        transition-property: opacity;
    }
    .uxui .h4:after{
        content: ' & UI';
        padding-left: .5ex;
        display: none;
    }
    .opened .uxui .h4:after{
        display: inline-block;
    }
    li{
        margin: 0 0 .5ex 2ex;
    }
    .text{
        transition: 2s;
    }
    .opened .text{
        max-height: calc(3.5 * (150ex - 170vw)) ;
        margin-bottom: -3ex;
    }
    .text__h4{
        font-weight: 700;
        margin-top: 1ex;
    }
    .text__h4:before{
        padding:0;
        text-transform: uppercase;
    }
    
}
@media (min-width: 500px){
    .project__h3-wrapper{
        text-align: right;
    }
    .project__link{
        display: inline-block;
        padding-right: 2vw;
    }
    .project__img{
        max-width: 100%;
        max-height: 12vw;
        display: block;
        margin: 0 auto;
        transition: 600ms;
    }
    a.project__link:hover{
        transform: unset;
    }
    .project__img:hover{
        transform: scale(1.1);
    }
    .study:hover{
        transform: none;
    }
    .d{
        grid-row: 1 / span 2;
        padding-top: 0.8ex;
        padding-left: 2ex
    }
    .dd{
        grid-row: 3;
        grid-column: 3 / -1;
        place-self: center;
    }
    .opened .uxuiui::before{
        content:'&';
        vertical-align: top;
    }
    .ul{
        width: calc(100% + 1ex);
        margin-left: -.5ex;
    }
    li{
        margin: 1.5ex 0 1.5ex 1.4ex;
    }
}
@media (min-width: 500px) and (max-width: 999px){
    .path__wrapper{
        margin-bottom: 2em;
    }
    .project{
        display: grid;
        grid-template-rows: 4.7vw min-content min-content min-content 8vw;
        grid-template-columns: 17vw 1fr 1fr 2.4fr 1fr 1fr 1fr;
        position: relative;
        padding-top: 2.5em;
        padding-left: 1vw;
        margin-left: -1vw;
    }
    .project__h3-wrapper, .project__date{
        position: absolute;
        top: 0;
        grid-row: 1;
        grid-column: 1;
        max-height: 0;
        overflow: hidden;
    }
    .opened .project__h3-wrapper, .opened .project__date{
        top: -4ex;
        grid-row: 1;
        grid-column: 1;
        max-height: 1.5em;
        overflow: hidden;
    }
    .project__h3-wrapper{left:0}
    .project__date{right:0}
    .project__link{
        grid-row: 1 / span 3;
        grid-column: 1;
    }
    .d{
        font-weight: 900;;
        padding: 0 .5ex;
        font-size: clamp(22px, 4vw, 30px);
    }
    .project.opened{
        grid-template-columns: 17vw 1fr 1fr 1fr;
        grid-template-rows: repeat(4, min-content) 8vw;
    }
    .pr--learn.opened {
        grid-template-columns: 17vw 1fr 1fr 2.2fr 1fr 1fr;
    }
    .opened .d{
        grid-row: unset;
    }
    .opened .d:empty{
        grid-row: 5;
        grid-column: 1 / -1;
        height:0;
        padding:0;
    }
    .opened .uxui{
        grid-row: 1;
        grid-column: 2;
    }
    .opened .ul{
        margin-bottom: 2em;
    }
    .opened .dd{
        grid-column: 1/ span 1;
        grid-row: 4;
    }
    .text{
        grid-row: 4;
        grid-column: 1 / -1;
        padding-top: 3ex;
        position: relative;
    }
    .opened .text{
        max-height: 82em;
    }

}
@media (max-width: 999px){
    .deco-circle{
        display: none;
    }
    .ul{
        font-size: 16px;
    }
}
@media (min-width: 1000px){
    .path__wrapper{
        margin-bottom: 5em;
    }
    .project{
        display: grid;
        grid-template-rows: 4.7vw min-content min-content min-content 8vw;
        grid-template-columns: 17ex 17vw 1fr 1fr 2fr 1fr 1fr 1fr;
        padding-top: .6vw;
    }
    .project__h3-wrapper, .project__date{
        background: linear-gradient(to left, transparent 3vw, var(--main2) 3vw, var(--main2) 3.1vw, transparent 3.1vw);
    }
    .project__date{
        display: flex;
    }
    .project__h3-wrapper{
        margin-top: -.6vw;
    }
    .project__h3{
        display: inline-block;
        white-space: nowrap;
        overflow: hidden;
        background: var(--light);
        text-align: center;
        margin-right: 3vw;
    }
    .collapsed .project__h3{min-width: 0; max-width: 0; padding: .5ex 0;}
    .opened .project__h3{
        min-width: 77%;
        max-width: 100%;
        padding: .5ex;
        margin-right: 2.5vw;
    }
    .project__date{
        grid-row: 2 / span 4;
        line-height: 1ex;
        text-align: right;
        padding-right: 2.5vw;
    }
    .collapsed .project__h3{
        min-width: 0;
        max-width: 0;
        padding: .5ex 0;
    }
    .project__link{
        grid-column: 2;
        grid-row: 1 / span 3;
    }
    .deco-circle{
        display: inline-block;
        background: var(--main1);
        border-radius: 50%;
        width: 1vw;
        height: 1vw;
    }
    .d{
        font-weight: 900;
        font-size: 150%;
        padding: 0 .5vw;
        overflow: hidden;
    }
    .opened .d:empty{
        max-width: 0;
    }
    .text{
        grid-row: 4;
        grid-column: 2 / -1;
        padding-top: 3ex;
    }
    .opened .uxui{
        grid-row: 1 / span 2;
        grid-column: 3 / span 2;
    }
    .opened .text{
        max-height: 56em;
    }
    .opened.pr--mysite{grid-template-columns: 17ex 17vw .5fr .5fr 1.2fr 1fr 1fr 0.01fr;}
    .opened.pr--weld{grid-template-columns: 17ex 17vw 1fr 1fr 1.3fr 0.01fr 1fr 1fr;}
    .opened.pr--meter{grid-template-columns: 17ex 17vw 0.01fr 0.01fr 1fr 1fr 0.01fr 0.01fr;}
    .opened.pr--course2{grid-template-columns: 17ex 17vw .5fr .5fr 0.01fr 0.01fr 1fr 0.01fr;}
    .opened.pr--app{grid-template-columns: 17ex 17vw .5fr .5fr 0.01fr 0.01fr 1fr 0.01fr;}
    .opened.pr--course1{grid-template-columns: 17ex 17vw 1fr 1fr 0.01fr 0.01fr 0.01fr 0.01fr;}
    .opened.pr--recipe{grid-template-columns: 17ex 17vw 0.01fr 1fr 1fr 0.01fr 0.01fr 0.01fr;}
    .opened.pr--news{grid-template-columns: 17ex 17vw 0.01fr 1fr 1fr 0.01fr 1fr 0.01fr;}
    .opened.pr--database{grid-template-columns: 17ex 17vw 1fr 1fr 1fr 0.01fr 1fr 0.01fr;}
    .opened.pr--jewels{grid-template-columns: 17ex 17vw .5fr .5fr 1.3fr 0.01fr 1fr 1fr;}
    .opened.pr--learn{grid-template-columns: 17ex 17vw 1fr 1fr 2fr 1fr 0.01fr 1fr;}

    .first-project .project__h3-wrapper, .last-project .project__date{
        background: none;
    }
}

.opened .restore-opacity{
    opacity: 1;
}