/* poppins-500 - latin */
@font-face {
    font-family: 'Poppins';
    font-style: normal;
    font-weight: 500;
    src: url('\fonts\poppins-v20-latin-500.eot');
    /* IE9 Compat Modes */
    src: local(''),
        url('\fonts\poppins-v20-latin-500.eot?#iefix') format('embedded-opentype'),
        /* IE6-IE8 */
        url('\fonts\poppins-v20-latin-500.woff2') format('woff2'),
        /* Super Modern Browsers */
        url('\fonts\poppins-v20-latin-500.woff') format('woff'),
        /* Modern Browsers */
        url('\fonts\poppins-v20-latin-500.ttf') format('truetype'),
        /* Safari, Android, iOS */
        url('\fonts\poppins-v20-latin-500.svg#Poppins') format('svg');
    /* Legacy iOS */
}


* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    scroll-behavior: smooth;
    
}

.nocopy{
    -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}


li,
a,
button {
    font-family: "Roboto", sans-serif;
    font-weight: 500;
    font-size: 20px;
    color: #edf0f1;
    text-decoration: none;
}

.menu-container {
    max-width: 100vw;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    left: 0;
}

.logo {
    margin-right: auto;
    width: 25vw;
    max-width: 200px;
    pointer-events: none;
}

.menu {
    display: none;
    flex: 1 1 0%;
    justify-content: flex-end;
    margin: 0px -16px;
    list-style: none;
}


.menu .button {
    color: white;
    margin: 0 16px;
    font-weight: 200;
    text-decoration: none;
    transition: 0.4s;
    padding: 8px 16px;
    border-radius: 99px;
    background-color: #252626;
}


.menu .button:hover {
    background-color: #FF3300;
}

.mailbutton {
    color: white;
    margin: 0 16px;
    font-weight: 200;
    text-decoration: none;
    transition: 0.4s;
    padding: 8px 16px;
    border-radius: 99px;
    background-color: #FF3300;
}

.mailbutton:hover {
    color: black;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99;
    padding: 16px 32px;
}

/* mobile menu hamburger */
/* mobile menu hamburger */
/* mobile menu hamburger */
/* mobile menu hamburger */
/* mobile menu hamburger */
/* mobile menu hamburger */

.hamburger {
    display: block;
    position: relative;
    z-index: 100;
    user-select: none;
    appearance: none;
    border: none;
    outline: none;
    background: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 33px;
    height: 4px;
    margin-bottom: 5px;
    position: relative;
    background-color: white;
    border-radius: 5px;
    z-index: 100;

    transform-origin: 0 0;
    transition: 0.4s;
}

.hamburger.is-active span:nth-child(1) {
    transform: translate(0px, -2px) rotate(45deg);
}

.hamburger.is-active span:nth-child(2) {
    opacity: 0;
    transform: translateX(15px);
}

.hamburger.is-active span:nth-child(3) {
    transform: translate(-3px, -3px) rotate(-45deg);
}

.hamburger.is-active span {
    background-color: #FF3300;
}

.hamburger.not-active span:nth-child(1) {
    transform: translate(0px, 2px) rotate(-45deg);
}

.hamburger.not-active span:nth-child(2) {
    opacity: 100;
    transform: translateX(-15px);
}

.hamburger.not-active span:nth-child(3) {
    transform: translate(3px, 3px) rotate(45deg);
}


.lock-scroll {
    overflow: hidden;
}

.unlock-scroll {
    overflow: visible;
}

.mobile-nav.is-active {
    left: 0;
}

/* end mobile hamburger */

@media only screen and (min-width: 1025px) {
    .hamburger {
        display: none;
    }

    .menu {
        display: flex;
    }

    .hamburger.is-active:hover span {
        background-color: black;
    }

    .menu-container {
        max-width: 75vw;
    }
}




.mobile-nav {
    display: block;
    position: fixed;
    top: 0;
    left: 100%;
    width: 100%;
    min-height: 100vh;
    z-index: 98;
    background-color: #252626;
    padding-top: 120px;
    transition: 0.4s;
    z-index: 95;
}

.mobile-nav a {

    display: block;
    width: 100%;
    max-width: 200px;
    margin: 0 auto 16px;
    text-align: center;
    width: fit-content;
    padding: 12px 16px;
    background-color: #3a3a3a;
    color: white;
    text-decoration: none;
    border-radius: 10%;
}

.mobile-nav a:hover {
    background-color: #FF3300;
}



.scroll-btn {
    display: inline-block;
    text-decoration: none;
    color: #fff;
    border: 2px solid #fff;
    padding: 12px 34px;
    font-size: 13px;
    background: transparent;
    position: relative;
    border-radius: 50px;
    cursor: pointer;
    transition: 0.5s;
}


/* First page // Welcome Page */
/* First page // Welcome Page */
/* First page // Welcome Page */
/* First page // Welcome Page */
/* First page // Welcome Page */


.firstpage {
    min-height: 100vh;
    width: 100%;
    background-color: #252626;
    position: relative;
}

.textbox_firstpage {
    color: #fff;
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    margin-bottom: 5px;
}

.textbox_firstpage h1 {
    font-size: auto;
}


.textbox_firstpage p {
    margin: 10px 0 40px;
    font-size: 14px;
    color: #fff;
}


.robot_image {
    position: absolute;
    width: 95vw;
    max-width: 95vw;
    max-height: 40vh;
    top: 20%;
    left: 50%;
    right: 50%;
    transform: translateX(-50%);
}

@media only screen and (min-width: 1025px) {
    .textbox_firstpage {
        top: 70%;
        left: 20%;
    }

    .textbox_firstpage h1 {
        font-size: 62px;
    }

    .robot_image {
        position: absolute;
        left: 80%;
        transform: translateX(-80%);
        bottom: 0%;
        height: 40vh;
        width: 100%;
        max-width: 40vw
    }

    .textbox_firstpage h1:hover {
        color: #FF3300;
    }

    .scroll-btn:hover {
        border: 2px solid #FF3300;
    }

}
/* crowdfunding page */
/* crowdfunding page */
/* crowdfunding page */
/* crowdfunding page */
/* crowdfunding page */

.crowdfunding{
    min-height: 35vh;
    width: 100%;
    background-color: #252626;
    position: relative;
}
.crowdfunding_box{
    position: absolute;
    width: 90%;
    min-height: 35vh;
    border-radius: 20px;
    background-color: darkred;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.crowdfunding_textbox{
    position: absolute;
    width: 90%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);    
}
.crowdfunding_textbox h2{
    color: white;
    font-size: xx-large;
    top: 25px;
}

.crowdfunding_textbox a{
    position: relative;
    font-size: 18px;
    top: 5px;
}

.crowdfunding_textbox p{
    color: white;
    font-size: 18px;
}


.link-btn {
    display: inline-block;
    text-decoration: none;
    color: #fff;
    border: 2px solid #fff;
    padding: 12px 34px;
    font-size: 13px;
    background: transparent;
    position: absolute;
    margin: 40px 25px 0px 0px;
    left: 50%;
    transform: translate(-50%, -50%); 
    border-radius: 50px;
    cursor: pointer;
    transition: 0.5s;
}
.link-btn:hover{
    border: 2px solid darkgreen;
}

@media only screen and (min-width: 1025px) {


    .crowdfunding_textbox h2{
        font-size: 56px;
    }
    
    .crowdfunding_textbox a{
        font-size: 24px;
    }
    .crowdfunding_textbox p{
        font-size: 24px;
    }

}

/* about us section */
/* about us section */
/* about us section */
/* about us section */
/* about us section */

.about_us {
    min-height: 100vh;
    width: 100%;
    background-color: #252626;
    position: relative;

}


.textbox_about_us {
    color: #fff;
    position: absolute;
    bottom: 0%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.textbox_about_us h2 {
    font-size: 62px;
}

.textbox_about_us p {
    margin: 10px 0 40px;
    font-size: 14px;
    color: #fff;
}

.team-images{
    top: 10%;
    left: 50%;
    transform: translate(-50%, 0%);
    position: absolute;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 45vh;
}

#picture_leonard{
    position: relative;
    right: 10%;
}

#picture_lars{
    position: relative;
    left: 12%;
}
/** Our robot **/
/** Our robot **/
/** Our robot **/
/** Our robot **/
/** Our robot **/


.our_robot {
    min-height: 100vh;
    width: 100%;
    background-color: #252626;

    position: relative;
    justify-content: center;
    overflow: hidden;

}

.textbox_our_robot {
    width: auto;
    color: #fff;
    position: absolute;
    bottom: 0%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.textbox_our_robot h2 {
    font-size: 62px;
}

.textbox_our_robot p {
    margin: 10px 0 40px;
    font-size: 14px;
    color: #fff;
}

.robot_image_our_robot {
    position: absolute;
    width: 95vw;
    max-width: 95vw;
    max-height: 50vh;
    max-height: 50%;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
}

@media only screen and (min-width: 1025px) {
    .textbox_our_robot {
        bottom: 0vh;
    }

    .textbox_our_robot p {
        font-size: 22px;
    }

    .robot_image_our_robot {
        width: 100%;
        max-width: 45vw;
        max-height: 50vh;
        left: 50%;
        transform: translateX(-50%);
        bottom: 30%;

    }
}



.faq-section {
    min-height: 100vh;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #252626;
}

.faq-section h2 {
    font-size: 62px;
    color: white;
    margin-top: 10px;
    margin-bottom: 10px;
}


/* Robocup Info */
/* Robocup Info */
/* Robocup Info */
/* Robocup Info */
/* Robocup Info */


.robocup_info {
    min-height: 65vh;
    width: 100%;
    padding: 25px 0;
    background-color: #252626;
    background-position: center;
    background-size: cover;
    position: relative;
    display: flex;
}


.textbox_robocup_info {
    width: 90%;
    color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    padding: 25px;
    height: max-content;
}

.textbox_robocup_info h2 {
    font-size: auto;
}

.textbox_robocup_info p {
    margin: 10px 0 40px;
    font-size: calc(auto+5px);
    color: #fff;
}

.textbox_robocup_info a {
    text-decoration: underline;
}

@media only screen and (min-width: 1025px) {
    .robocup_info {
        min-height: 40vh;
        width: 100%;
        padding: 25px 0;
    }

    .textbox_robocup_info p {
        margin: 10px 0 40px;
        font-size: 16px;
    }

    .textbox_robocup_info h2 {
        font-size: 52px;
    }
}


/* Our History // Timeline */
/* Our History // Timeline */
/* Our History // Timeline */
/* Our History // Timeline */
/* Our History // Timeline */


.our_history {
    scroll-snap-align: start;
    min-height: 100vh;
    width: 100%;
    padding: 100px 0;
    background-color: #252626;
    background-position: center;
    background-size: cover;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.timeline {
    width: 80%;
    height: auto;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline ul {
    list-style: none;
}

.timeline ul li {
    padding: 20px;
    background-color: #1e1f22;
    color: white;
    border-radius: 10px;
    margin-bottom: 20px;
}

.timeline ul li:last-child {
    margin-bottom: 0;
}

.timeline-content h2 {
    font-size: 25px;
    font-weight: 500;
    line-height: 30px;
    margin-bottom: 10px;
    margin-left: 5px;
    margin-right: 5px;
}

.timeline-content p {
    font-size: 16px;
    line-height: 30px;
    font-weight: 300;
}

.timeline-content .date {
    font-size: 13px;
    font-weight: 300;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.timeline-content a {
    text-decoration: underline;
}

@media only screen and (min-width: 1025px) {

    .timeline::before {
        content: '';
        position: absolute;
        height: 100%;
        width: 2px;
        background-color: gray;
        left: 50%;
        transform: translateX(-50%);
    }

    .timeline ul li {
        width: 50%;
        margin-bottom: 50px;
        position: relative;
    }

    .timeline ul li:nth-child(odd) {
        float: left;
        clear: right;
        transform: translateX(-30px);
        border-radius: 20px 0 20px 20px;
    }

    .timeline ul li:nth-child(even) {
        float: right;
        clear: left;
        transform: translateX(30px);
        border-radius: 0 20px 20px 20px;
    }

    .timeline ul li::after {
        content: '';
        position: absolute;
        height: 20px;
        width: 20px;
        background-color: #1e1f22;
        border-radius: 50%;
        top: 0;
    }

    .timeline ul li:nth-child(odd)::after {
        transform: translate(50%, -50%);
        right: -30px;
    }

    .timeline ul li:nth-child(even)::after {
        transform: translate(-50%, -50%);
        left: -30px;
    }

    .timeline ul li:hover::after {
        background-color: #FF3300;
    }

    .timeline-content .date {
        position: absolute;
        top: -30px;
    }

    .fotos {
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
        justify-self: center;
        padding: 10px;
    }

    .fotos .image {
        height: fit-content;
        width: fit-content;
        overflow: hidden;
        cursor: pointer;
    }

    .fotos .image img {
        object-fit: cover;
        transition: .2s linear;
    }

    .fotos .image:hover img {
        transform: scale(1.1);
    }

    .popup-image {
        position: fixed;
        top: 0;
        left: 0;
        background: rgba(0, 0, 0, .9);
        height: 100%;
        width: 100%;
        z-index: 110;
        display: none;
    }

    .popup-image span {
        cursor: pointer;
        position: absolute;
        top: 0;
        right: 10px;
        font-size: 60px;
        font-weight: bolder;
        color: #fff;
        z-index: 111;
    }

    .popup-image img {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        object-fit: cover;
        width: 55vw;
    }

    .popup-image .textbox_popup {
        position: fixed;
        justify-content: center;
        width: auto;
        height: auto;
        left: 50%;
        bottom: 10%;
        transform: translate(-50%, -10%);

    }

    .bild_multiusos_aussen {
        display: none;
    }

    .bild_multiusos_innen {
        display: none;
    }

    .textbox_popup p {
        color: white;
        font-size: 18px;
        align-items: center;
        justify-self: center;
    }


}


/*footer*/
/*footer*/
/*footer*/
/*footer*/
/*footer*/

.footer {
    padding: 10px 0;
    background: linear-gradient(to bottom,#252626, #161616);
}

.footer .social {
    text-align: center;
    padding: 25px;
    color: #c6c5c5;
}

.footer .social a {
    font-size: 36px;
    color: inherit;
    width: 40px;
    height: 40px;
    line-height: 38px;
    display: inline-block;
    text-align: center;
    border-radius: 50%;
    margin: 0 8px;
    opacity: 0.75;
}

.footer .social a:hover {
    opacity: 1;
}

.footer ul {
    margin: 0;
    padding: 0;
    list-style: none;
    font-size: 26px;
    line-height: 1.6;
    color: black;
    text-align: center;
}

.footer ul li a {
    color: #d0d3d0;
    text-decoration: none;
    opacity: 0.8;
    margin-right: 20px;
    font-size: 28px;
}

.footer ul li {
    display: inline-block;
    padding: 0 15px;
}

.footer ul li a:hover {
    opacity: 1;
}

.footer .copyright {
    margin: 15px;
    text-align: center;
    font-size: 16px;
    color: #babfba;
    width: auto;
}

/**footer mobile optimization**/

@media only screen and (min-width: 1025px) {
    .footer .social a {
        font-size: 28px;
    }

    .footer .copyright {
        font-size: 18px;
    }

    .footer ul li a {
        font-size: 32px;
        margin-right: 20px;
    }

    .footer .copyright:hover {
        color: #FF3300;
    }
}