@font-face {
    font-family: "BeVietnamPro-ExtraBold";
    src: url("./BeVietnamPro-ExtraBold.ttf") format("truetype");
    font-weight: 400;
}
@font-face {
    font-family: "semibold";
    src: url("./BeVietnamPro-SemiBold.ttf") format("truetype");
    font-weight: 400;
}
@font-face {
    font-family: "BeVietnamPro-Regular";
    src: url("./BeVietnamPro-Regular.ttf") format("truetype");
    font-weight: 400;
}
@font-face {
    font-family: "Jersey20-Regular";
    src: url("./Jersey20-Regular.ttf") format("truetype");
    font-weight: 400;
}

html {
    cursor: url("cursor.png"), auto;
    scroll-behavior: smooth;
}
.topbar {
    display: flex;
    width: 100%;
    position: fixed;
    justify-content: space-between;
    align-items: center;
    padding: 30px 3vw;
    z-index: 10;
    top: 0;
    left: 0;
    mix-blend-mode: difference;
    background-color: transparent;
}

.logo {
    font-size: 2rem;
    font-family: "Jersey20-Regular";
    color: #ffffff;
}

a {
    text-decoration: none;
    color: white;
    cursor: url("cursor.png"), auto;
}

.nav {
    display: flex;
    gap: 15px;
    margin-right: 105px;
}

.nav a {
    text-decoration: none;
    margin-left: 20px;
    font-family: "BeVietnamPro-Extrabold";
    font-size: 1.3rem;
    transition:
        transform 0.2s ease,
        color 0.2s ease,
        letter-spacing 0.2s ease;
    z-index: 1;
}

.nav a:not(.active):hover {
    transform: scale(1.05);
    letter-spacing: 1px;
}

.active {
    color: #45c6b7;
}

#nav-toggle {
    display: none;
}

.burger {
    display: none;
    cursor: pointer;
}

.burger span {
    display: block;
    width: 28px;
    height: 3px;
    background: white;
    margin: 6px 0;
}
.hero {
    position: relative;
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.overlay-box {
    position: absolute;
    top: 220px;
    background: black;
    color: white;
    padding-right: 140px;
    padding-bottom: 45px;
    max-width: 1000px;
    font-family: "regular";
}

.overlay-box h1 {
    font-family: "BeVietnamPro-Extrabold";
    font-size: clamp(3rem, 6vw, 7rem);
    margin-bottom: 85px;
    margin-left: 180px;
}

.overlay-box p {
    font-size: clamp(1rem, 2vw, 2rem);
    line-height: 1.6;
    margin-left: 180px;
    font-family: "BeVietnamPro-Regular";
}

body {
    background-color: white;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

h3.foot {
    color: white;
    margin: 0;
    margin-bottom: 30px;
    font-size: clamp(1.5rem, 3.5vw, 3rem);
    font-family: "bevietnampro-extrabold";
}

#contact {
    scroll-margin-top: clamp(80px, 10vw, 140px);
}

footer {
    background-color: #000000;
    font-size: 20px;
    padding-top: 77px;
    padding-bottom: 77px;
    font-family: "BeVietnamPro-Regular";
    padding-left: 70px;
    padding-right: 20px;
}
.textspalten {
    column-count: 2;
    column-gap: 3px;
    color: white;
}

.textspalten a {
    text-decoration: none;
    color: #9e9e9e;
    font-family: "BeVietnamPro-Regular";
}

@media (max-width: 800px) {
    .overlay-box {
        margin: 40px auto;
        top: 170px;
        background: black;
        color: white;
        padding-bottom: 45px;
        padding-right: 50px;
        max-width: 420px;
        font-family: "regular";
    }

    .overlay-box h1 {
        font-family: "BeVietnamPro-Extrabold";
        font-size: clamp(3rem, 6vw, 7rem);
        margin-bottom: 40px;
        margin-left: 70px;
    }

    .overlay-box p {
        font-size: clamp(1rem, 2vw, 2rem);
        line-height: 1.6;
        margin-left: 70px;
    }

    .hero img {
        max-width: 150%;
        margin-top: 85px;
    }

    .burger {
        display: block;
        z-index: 1001;
        mix-blend-mode: difference;
        margin-right: 35px;
    }
    .logo {
        font-size: 28px;
        mix-blend-mode: difference;
    }
    .nav {
        position: absolute;
        top: 100%;
        right: 0;
        width: 100%;
        background: #000000;
        flex-direction: column;
        display: none;
        margin-right: 0;
    }
    .topbar {
        mix-blend-mode: normal;
        background-color: #ffffff;
        padding-bottom: 15px;
        padding-top: 16px;
    }
    .nav a {
        padding: 20px;
        margin-left: 0;
        border-top: 1px solid #333;
        mix-blend-mode: difference;
        font-size: 19px;
    }

    #nav-toggle:checked ~ .nav {
        display: flex;
        background-color: #ffffff;
    }

    h3.foot {
        color: #ffffff;
        margin: 0;
        margin-bottom: 17px;
        font-size: clamp(1.5rem, 3.5vw, 3rem);
    }
    footer {
        font-size: 16px;
        padding-top: 50px;
        padding-bottom: 77px;
        padding-left: 25px;
        padding-right: 20px;
    }
    .textspalten {
        column-count: 2;
        column-gap: 50px;
    }
}