*,
*::before,
*::after {
    box-sizing: border-box;
}
            /*CUSTOM PROPS*/
:root{
    
    --ff-primary: 'Source Sans Pro', sans-serif;
    --ff-secondary: 'Bitter', serif;

    --fw-reg: 400;
    --fw-bold: 700;

    --clr-light: #e0e0e0;
    --clr-dark: #1e202f;
    --clr-accent: #12849e;
    
    --fs-h1: 3rem;
    --fs-h2: 2.9rem;
    --fs-h3: 1.6rem;
    --fs-body: 1.2rem;
    
    --bs: 0.25em 0.75em rgba(0,0,0,.25)
          0.125 0.125 0.25em rgba(0,0,0,0.15)
}

@media (min-width: 800px) {
    :root   {
        --fs-h1: 4.5rem;
        --fs-h2: 3.75rem;
        --fs-h3: 2rem;
        --fs-body: 1.125rem;
        
            }
    }


            /*STYLE GENERAL*/


html {
    scroll-behavior: smooth;
}

body {
    background: var(--clr-dark);
    color: var(--clr-light);
    margin: 0;
    font-family: var(--ff-primary);
    font-size: var(--fs-body);
    line-height: 1.6;
    
}

img {
    display: block;
    max-width: 100%;
}

strong {
    font-weight: var(--fw-bold);
}

section {
    padding: 5em 2em;
    
}

:focus {
    outline: 3px solid var(--clr-accent);
    outline-offset: 2px;    
}

/*Button*/

.btn {
    display:inline-block;
    padding: .5em 1.5em;
    background:var(--clr-accent);
    color: var(--clr-dark);
    text-decoration: none;
    cursor: pointer;
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: var(--fw-bold);
    transition: transform 200ms ease-in-out;
}

.btn:hover {
    transform:scale(1.1);
}
            /*TYPO*/

h1,
h2,
h3 {
    line-height: 1.1;
    margin: 0;

}

h1 { font-size: var(--fs-h1) }
h2 { font-size: var(--fs-h2) }
h3 { font-size: var(--fs-h3) }


.section__title {
    margin-bottom: .25em;    
}

.section__title--intro {
    font-weight: var(--fw-reg);
}

.section__title--intro strong {
    display:block; }

.section__subtitle {
    margin: 0;
    font-size: var(--fs-h3);
    /* font-size: 30pt; */
}

.section__subtitle--intro,
.section__subtitle--about,
.section__subtitle--erweckt,
.section__subtitle--erdacht,
.section__subtitle--erz{
    background: var(--clr-accent);
    padding: .25em;
    font-family: var(--ff-secondary);
    margin-bottom: 1em;
}


/*HEAD*/

header{
    display: flex;
    justify-content: space-between;
    padding: 1em;
}

.logo {
    max-width: 100px;
}



.nav {
    position: fixed;
    background: var(--clr-dark);
    color: var(--light);
    opacity: 90%;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    
    transform: translateX(100%);
    transition: transform 250ms cubic-bezier(.5, 0, .5, 1);
    
}

.nav-toggle {
    padding: .5em;
    background: transparent;
    border: 0;
    cursor: pointer;
    position:absolute;
    right: 1em;
    top: 1em;
    z-index: 1000;
}

.nav__list {
    list-style: none;
    display: flex;
    height: 100%;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: center;
    margin: 0;
    padding: 0;
    
    
    
}

.nav__link {
    color: var(--clr-accent);
    font-weight: var(--fw-bold);
    font-size: var(--fs-h3);
    text-decoration: none;
}

.nav__link:hover {
    color: var(--clr-light);
}

.nav-open .nav {
    transform: translateX(0);   
}

.nav-open .nav-toggle {
    position: fixed;
}

.nav-open .hamburger {
    transform: rotate(.625turn);
}

.nav-open .hamburger::before {
    transform: rotate(90deg) translateX(-6px);
}
.nav-open .hamburger::after {
    opacity: 0;
}



.hamburger {

    display: block;
    position: relative;
}
.hamburger,
.hamburger::before, 
.hamburger::after {   
    background: var(--clr-accent);
    width: 2em;
    height: 3px;
    border-radius: 1em;
    transition: transform 250ms ease-in-out;
}

.hamburger::before, 
.hamburger::after {

    content: '';
    position: absolute;
    left: 0;
    right: 0;
    
}
.hamburger::before {top: 6px;}
.hamburger::after {bottom: 6px;}



/*INTRO*/

.intro {
    position: relative;
}

.intro__img {
    max-width: auto;
    margin:0 auto;


}


/* .section__subtitle--intro {
display:inline-block;     } */


@media (min-width: 800px) {
    .intro {
        display:grid;
        grid-column-gap: 1em;
        width: min-content;
        margin: 0 auto;
        grid-template-areas: "img title"
                             "img subtitle";
        grid-template-columns: min-content max-content;

        
        
      
    }
    
    .section__title--intro {
        letter-spacing: -1px;
        z-index: 100;
        position:absolute;
        margin-left:auto;
        
    }
    
    .intro__img {
        max-width: 700px;
        grid-area: "img";
        
        
        
    }
    
    .section__subtitle--intro {
        align-self: auto;
        grid-column: -1 / 1;
        grid-row: 2;
        text-align: right;
        
        
    }
}


/* SERVICE */


.ourservices {
    background-color: var(--clr-dark);
    background-image: url(../img/service_bg.jpg);
    background-size: cover;
    background-blend-mode: multiply;
    color: var(--clr-light);
    text-align: center;
}

.section__title--services {
    color: var(--clr-accent);
    position: relative;
    
}

        /* TRENNLINIE */



.section__title--services::after {
    content: '';
    display: block;
    width: 25%;
    height: 2px;
    margin: 0.5em auto 1em;
    background: var(--clr-accent);
    opacity: 0.5;

}

.service {
    padding: 1em;

    
}

.service {
   
    max-width:500px;
    margin:0 auto;
}

.service p {
    max-width:300px;
    margin:0 auto;
}

.service img {
    margin-left:auto;
    margin-right:auto;
    margin-bottom: 1em;
}
    
    


@media (min-width: 800px) {
    
    .service {
    max-width: 250px;
    } 
    
    
    .services{
    display: flex;
    max-width: 1000px;
    margin-left:auto;
    margin-right:auto;
        
    }
   
    .service + .service {
        margin-left: 2em;
    } 
}

/*ABOUT US */

    .about-us {
        max-width:1000px;
        margin: 0 auto;
}

.about-us__img {
    margin:0 auto; }


@media (min-width: 600px) {
    
    .about-us {
        display: grid;
        grid-template-columns: 1fr 400px;
        grid-template-areas: 
            "title img"
            "subtitle img"
            "text img";
        grid-column-gap: 2em;
    }
    
    .section__title--about{
        grid-area: title;
    
    }
    .section__subtitle--about{
        align-self: start;
        grid-column: 1 /-1;
        grid-row:2;
        position:relative;
        
        /*left:-1em;
        width: calc(100%+2em);
        padding-left: 1em;
        padding-right: calc(200px4em); */
    
    }
    .about-us__img {
        grid-area: img;
        position: relative;
        z-index: 2;
        min-width: 200px;
    }
    
    .about-us__body {
        grid-area: text;
       
    }

}
    
/*WORK*/






.section__title--work {
    color: var(--clr-accent);
}

.section__title--work::after {
    content: '';
    display: block;
    width: 25%;
    height: 2px;
    margin: 0.5em auto 1em;
    background: var(--clr-accent);
    opacity: 0.5;
}

.work {
    background-color: var(--clr-dark);
    color: var(--clr-light);
    text-align: center;
}

.portfolio {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));

}

.portfolio__item {
    position:relative;
    background: var(--clr-accent);
    overflow:hidden;
 
}

.portfolio__overlay {
    transition: 
        transform 750ms cubic-bezier(.5, 0,.5,1),
        opacity 250ms linear;
}

.portfolio__img {
    transition: 
        transform 750ms cubic-bezier(.5, 0,.5,1),
        opacity 250ms linear;
    
}
.portfolio__item:focus{
    position:relative;
    z-index:2;
}


.portfolio__img:hover,
.portfolio__item:focus .portfolio__img{
    transform: scale(1.2);
    opacity: .75;
    
}



.portfolio__overlay:hover,
.portfolio__overlay:focus {
    opacity: 1;
}


.portfolio__overlay {
    opacity: 0;
    background: rgba(236, 236, 236, 0.815);
    color: var(--clr-dark);
    z-index: 5;
    position:absolute;
    top:0;
    left:0;
    width: 100%;
    height:100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    
}
.portfolio__overlay--title {
    position:relative;
    font-size: 2em;
    font-weight: var(--fw-bold);
}

.portfolio__overlay--subtitle {
    font-size: 1.2em;
   
}



/*FOOTER*/

.footer p {
    font-size: 10pt;
    
}

.footer {
    background: var(--clr-dark);
    color: var(--clr-accent);
    text-align: center;
    padding: 2.5em 0;
}

.footer a {
    color: inherit;
    text-decoration: none;
}

.footer__link {
    font-size: var(--fs-h3);
    font-weight: var(--fw-bold)
}

.footer__link:hover, .social-list__link:hover {
    opacity: .7;
}

.social-list {
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 2em 0; 
    padding: 0;
}

.social-list__item {
    margin: 0 .5em;
    
}

.social-list__link {
    padding: .5em;
}


.unser_ding_content p {
    width: 300px;
    margin:0 auto;
    text-align: center;

    }

@media (min-width: 600px) {
.unser_ding_content p {
    width:600px;
    margin:0 auto;
    }}


.unser_ding_content h3 {
    text-align: center;
}
.unser_ding_content img {
    margin: 0 auto;
}

        /*          IMPRESSUM TEXT        */

.impressum_content h3 {
    
    text-align: center;
}

.impressum_content p {
    max-width:600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}



            /* UNTERSEITEN INTRO STYLE */

 .erweckt__img,
 .erdacht__img,
 .erz__img
    {   grid-area: img;
        min-width: 320px;
}
    
    .section__subtitle--erweckt,
    .section__subtitle--erdacht,
    .section__subtitle--erz
    {   align-self: start;
        grid-column: 2;
        grid-row: 2;
        text-align: right;     
}

.section__title--erweckt,
.section__title--erdacht,
.section__title--erz
    {   font-weight: var(--fw-reg);
    align-self: flex-end
}

.section__title--erweckt strong,
.section__title--erdacht strong,
.section__title--erz strong
    {   display:block;  }