/* --- GENERAL --- */

.text_missing {
    color:  blue;
}


:root {
    --primary: #3A3A3A;
    --primary_shadow: rgba(58, 58, 58, 0.2);
    --primary_hover: #2C2C2C;
    --secondary_hover: #F8F8F8;
    --white: #fff;
    --my-transition: .2s ease-out all;
}

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

html, body {
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 10px;
    line-height: 1.6;
    height: 100%;
}

h1 {
    font-weight: 500;
    font-size: 2.8rem;
    padding-bottom: 1.4rem;
}

h2, h3 {
    font-weight: 500;
    font-size: 2.2rem;
    padding-bottom: 1.4rem;
}

h4 {
    font-weight: 500;
    font-size: 1.8rem;
}

.text_center {
    text-align: center;
}

li {
    list-style: none;
}

p {
    font-size: 1.8rem;
    margin-bottom: 4rem;
}

a {
    text-decoration: none;
    transition: var(--my-transition);
}

ol {
    font-size: 1.8rem;
    margin-bottom: 4rem;
}


.vita {
    font-size: 1.8rem;
}

.vita > li {
    margin-bottom: 18px;
}

.vita > li span {
    font-weight: 500;
}

.cta {
    border: 0;
    border-radius: 6px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 1.6rem;
    line-height: 1.6;
    white-space: nowrap;
    text-decoration: none;
    padding: 1rem 0;
    margin: 0 0 1.6rem 0;
    cursor: pointer;
    width: 100%;
    box-shadow: 0px 0px 8px var(--primary_shadow);
    transition: var(--my-transition);
}

.cta_primary {
    background: var(--primary);
    color: var(--white);
}

.cta_primary:hover {
  background-color: var(--primary_hover);
}

.cta_secondary {
    background: var(--white);
    color: var(--primary);
    border: solid 1px var(--primary);
}

.cta_secondary:hover, .cta_link:hover {
    background: var(--secondary_hover);
}

.cta_icon {
    width: 18px;
    height: 18px;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    margin: 0px 0px -2px 8px;
}

.cta_link_primary {
    background: var(--primary);
    color: var(--white);
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 1.6rem;
    line-height: 1.6;
    border: solid 1px var(--primary);
    border-radius: 6px;
    padding: 1rem 0;
    margin: 0 0 1.6rem 0;
    cursor: pointer;
    box-shadow: 0px 0px 8px var(--primary_shadow);
    display: flex;
    justify-content: center;
}

.cta_link_primary:hover {
    background-color: var(--primary_hover);
}

.cta_link_secondary {
    background: var(--white);
    color: var(--primary);
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 1.6rem;
    line-height: 1.6;
    border: solid 1px var(--primary);
    border-radius: 6px;
    padding: 1rem 0;
    margin: 0 0 1.6rem 0;
    cursor: pointer;
    box-shadow: 0px 0px 8px var(--primary_shadow);
    display: flex;
    justify-content: center;
}

.cta_link_secondary:hover {
    background: var(--secondary_hover);
}


/* --- HEADER ---*/

.header{
    border-bottom: 1px solid #E2E8F0;
    position: fixed;
    margin-top: -98px;
}
/* margin top must fit to margin top @ .hero */



/* Top Navigation */

.top_navigation {
    display: flex;
    justify-content: center;
    background: var(--primary);
    color: var(--white);
    font-size: 1.4rem;
    padding: 9px 0px 7px 0px;
    width: 100vw;
}

.termin_buchen {
    font-weight: 500;
}

.top_navigation p {
    font-size: 1.4rem;
    padding: 0px 0px 7px 0px;
    margin: 0;
}

.top_navigation a {
    color: var(--white);
}

.top_navigation .feather {
    width: 16px;
    height: 16px;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
    margin: 0px 8px -3px 24px;
}



/* Navigation */

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    background: var(--white);
}

.hamburger {
    display: none;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: var(--primary);
}

.nav-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-item {
    margin-left: 3.2rem;
}

.nav-link {
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--primary);
}

.nav-link:hover {
    color: var(--primary_hover);
}

.nav-logo {
    padding-top: 0.2rem;
}



/* --- Hero --- */

.hero {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 400px;
    width: 100%;
    margin-top: 98px;
}


.hero_detail {
    display: flex;
    flex-wrap: wrap;
    gap: 2.4rem 3rem;
    max-width: 960px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 0 0 8px 8px;

}

/* --- Main content --- */

.main {
    margin: 0 16px;
}

.content {
    max-width: 530px;
    margin-left: auto;
    margin-right: auto;
    padding-top: 4rem;
    padding-bottom: 8rem;

    /* background-color: khaki; */
}

.content_section_top {
    margin-top: 6.2rem;
}


/* -- Cards --*/

.container_cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(calc(33.333% - 50px), 1fr));
    grid-column-gap: 20px;
    grid-row-gap: 20px; 
    max-width: 960px;
    margin: auto;
    /* background: khaki; */
}

.card {    
    height: 100%;
    overflow: hidden;
    background-color: var(--white);
    border-radius: 6px;
    box-shadow: 0px 0px 8px var(--primary_shadow);
    transition: var(--my-transition);
}

.card:hover {
    background-color: var(--secondary_hover);
}

.card_content {
    text-align: center;
    hyphens: auto;
    color: var(--primary);
    padding: 1em 2em;
}

img {
    width: 100%;
    height: 100%;
}

.img_artikel {
    width: 100%;
    height: auto;
    margin-top: 2rem;
    margin-bottom: 4rem;
    border-radius: 8px;
}


/* --- Kontakt --- */

.container_form {
    margin-bottom: 20px;
}

.form_group {
    width: 100%;
    margin-top: 20px;
    font-size: 1.8rem;
}

.form_group input,
.form_group textarea {
    width: 100%;
    padding: 15px 10px;
    font-size: 18px;
    border: 1px solid rgba(128, 128, 128, 0.199);
    border-radius: 6px;
    margin-top: 5px;
}

textarea {
    resize: vertical;
    margin-bottom: 20px;
}







/* --- Footer --- */

.footer {
    display: flex;
    flex-wrap: wrap;
    max-width: 1024px;
    margin-left: auto;
    margin-right: auto;
    padding-top: 8rem;

    /* background: silver; */
}

.footer > div {
  flex: 380px;
  margin: 0 16px;

  /* background: lightblue; */
}

.footer a {
    color: var(--primary);
}

.footer .feather {
    width: 1.8rem;
    height: 1.8rem;
    margin-right: 8px;
    margin-bottom: -3px;
}

.map {
    width: 100%;
    height: 31rem;
}

.impressum {
    padding-top: 8rem;
    padding-bottom: 8rem;
    text-align: center;
}






/* --- MOBILE --- */

@media only screen and (max-width: 768px) {

    /* --- HEADER ---*/

    .header{
        margin-top: -123px;
    }


    /* Top Navigation */

    .top_navigation {
        flex-direction: column;
        text-align: center;
        padding-bottom: 1rem;
    }

    .top_navigation .feather {
        margin: 0px 8px -3px 0px;
    }


    /* Navigation */

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 10rem;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        border-radius: 10px;
        text-align: center;
        transition: 0.3s;
        box-shadow:
            0 10px 27px rgba(0, 0, 0, 0.05);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        margin: 2.5rem 0;
    }

    .hamburger {
        display: block;
        cursor: pointer;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        -webkit-transform: translateY(8px) rotate(45deg);
        transform: translateY(8px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        -webkit-transform: translateY(-8px) rotate(-45deg);
        transform: translateY(-8px) rotate(-45deg);
    }


    /* Main Content */
    
    .hero {
        height: 300px;
        margin-top: 123px;
    }

    .content p, h1, h2, h3, h4 {
        margin-left: 32px;
        margin-right: 32px;
    }

    /* -- Cards --*/

    .container_cards {
        grid-template-columns: repeat(auto-fill, minmax(calc(50% - 20px), 1fr));
    }


    .footer > div {
        margin-left: 32px;
        margin-right: 32px;
    }

    .footer > div > h4 {
        margin-left: 0px;
        margin-right: 0px;
    }

}

@media only screen and (max-width: 500px) {


    /* Main Content */
    
    .hero {
        height: 200px;
        margin-top: 123px;
    }

    /* -- Cards --*/

    .container_cards {
        grid-template-columns: 1fr;
        }


}