/* ======= google fonts ======= */
@import url('https://fonts.googleapis.com/css2?family=Grechen+Fuemen&family=Montserrat+Alternates:wght@100;400;500;600&display=swap');


/* ======= variables ======= */
:root {
    /* colors */
    /* STANDARD*/
    --first-color: #5E81AC;        /* Nord10 – Primary blue */
    --first-color-alt: #88c0d0;    /* Nord9 – Lighter blue */
    --white-color: #ECEFF4;        /* Nord6 – Almost white */
    --black-color: #2E3440;        /* Nord0 – Darkest from Nord core */
    --text-color: #D8DEE9;         /* Nord4 – Standard foreground text */
    --body-color: #1B1E26;         /* Custom: darker than official Nord0 */
    --container-color: #2E3440;    /* Matches Nord0 */
    --conic-gradient: conic-gradient(
      from 180deg at center,
      #5e81ac,
      #81a1c1,
      #88c0d0,
      #8fbcbb,
      #5e81ac
    );

    /* fonts */
    /* .5rem = 8px */
    --body-font: 'Montserrat Alternates', sans-serif;
    --second-font: 'Grechen Fuemen', cursive;
    --biggest-font-size: 2.5rem;
    --h1-font-size: 1.5rem;
    --h2-font-size: 1.25rem;
    --h3-font-size: 1rem;
    --normal-font-size: .938rem;
    --small-font-size: .813rem;
    --smaller-font-size: .75rem;
    /* font weight */
    --font-regular: 400;
    --font-medium: 500;
    --font-semi-bold: 700;
    /* z index */
    --z-tooltip: 10;
    --z-fixed: 100;
    --z-modal: 1000;
}

/* ======= THEMES ======= */
   .light-theme { 
    --first-color: #5E81AC;
    --first-color-alt: #88c0d0;
    --white-color: #2E3440;       
    --black-color: #e5e9f0; 
    --text-color: #2E3440;  
    --body-color: #e5e9f0; 
    --container-color: #ffffff; 
    --conic-gradient: conic-gradient(
      from 180deg at center,
      #5e81ac,
      #81a1c1,
      #88c0d0,
      #8fbcbb,
      #5e81ac
    );
   }

   body.light-theme .perfil__name {
    color: var(--black-color);
   }


/* ======= responsive typography ======= */
@media screen and (min-width: 1168px) {
    :root {
        --biggest-font-size: 3.5rem;
        --h1-font-size: 2.25rem;
        --h2-font-size: 1.5rem;
        --h3-font-size: 1.25rem;
        --normal-font-size: 1rem;
        --small-font-size: .875rem;
        --smaller-font-size: .813rem;
    }
}


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

html {
    scroll-behavior: smooth;
}

body, 
input, 
textarea, 
button {
    font-family: var(--body-font);
    font-size: var(--normal-font-size);
}

body {
    background-color: var(--body-color);
    color: var(--white-color);
}

input,
textarea,
button {
    border: none;
    outline: none;
}

h1,
h2,
h3,
h4 {
    color: var(--white-color);
    font-weight: var(--font-semi-bold);
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

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


/* ======= reuseable classes ======= */
.container {
    max-width: 1168px;
    margin-inline: 1.5rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.section {
    padding-block: 2rem 3rem;
}

.section__title {
    font-size: var(--h2-font-size);
    text-align: center;
    margin-bottom: 2rem;
}

.main {
    overflow: hidden;
}

/* ======= nav ======= */
.nav {
    position: fixed;
    bottom: 1.5rem;
    left: 0;
    right: 0;
    background-color: var(--container-color);
    width: 88%;
    margin-inline: auto;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 1rem 2rem;
    border-radius: 4rem;
    z-index: var(--z-fixed);
}

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

.nav__link,
.theme-toggle {
    width: 2.5rem;
    height: 2.5rem;
    background-color: transparent;
    color: var(--white-color);
    font-size: 1.5rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    transition: background-color .6s;
}

.nav__link:hover {
    background-color: var(--first-color-alt);
}

/* active link */
.active-link {
    background-color: var(--first-color);
}

.theme-toggle {
  background-color: var(--body-color);
  color: var(--first-color);
}

.theme-toggle .bx-sun{
  display: none;
}


/* ======= home ======= */
/* perfil */
.perfil {
    position: relative;
    background: var(--conic-gradient);
    height: 415px;
    border-radius: 2rem;
    padding: 1rem;
    display: grid;
    overflow: hidden;
}

.perfil__img {
  width: 250px;
  position: absolute;
  justify-self: center;
  align-self: flex-end;
}

.perfil__data {
    align-self: flex-end;
    background-color: hsla(0, 0%, 1%, .1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 1.5rem 1rem;
    border-radius: 1.5rem;
    border: 2px solid hsla(0, 0%, 100%, 0.5);
}

.perfil__name {
    font: var(--font-regular) var(--biggest-font-size) var(--second-font);
    margin-bottom: 1rem;
}

/* info */
.info,
.about,
.skills {
    background-color: var(--container-color);
    padding: 2rem 1.5rem;
    border-radius: 2rem;
}

.info__circle {
    width: 3rem;
    height: 3rem;
    padding: .3rem;
    background-color: var(--first-color);
    border-radius: 50%;
}

.info__name {
    font: var(--font-regular) var(--h1-font-size) var(--second-font);
}

.info__data {
    display: flex;
    justify-content: center;
    align-items: center;
    column-gap: .5rem;
}

.info__image {
    background: var(--conic-gradient);
    height: 180px;
    border-radius: 2rem;
    display: grid;
    margin-block: 1.5rem;
    overflow: hidden;
}

.info__img {
    width: 140px;
    justify-self: center;
    align-self: flex-end;
}

.info__description {
    font-size: var(--small-font-size);
    margin-bottom: 2rem;
}

.info .button {
    width: 100%;
}

/* about */
.about__name {
    font-size: var(--normal-font-size);
    font-weight: var(--font-regular);
    margin-bottom: 1rem;
    color: var(--first-color);
}

.about__social {
    display: flex;
    justify-content: center;
    column-gap: 1.5rem;
    margin-block: 2rem;
}

.about__link {
    width: 2.5rem;
    height: 2.5rem;
    background-color: var(--white-color);
    color: var(--black-color);
    font-size: 1.5rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    transition: background-color .4s, color .4s;
}

.about__link:hover {
    background-color: var(--first-color-alt);
    color: var(--white-color);
}

.about__note {
    font-size: var(--small-font-size);
    margin-block: 1rem 2rem;
}

.about .button {
    width: 100%;
}

/* skills */
.skills__title {
    font-size: var(--h2-font-size);
    color: var(--first-color);
}

.skills__item {
    font-size: 1.5rem;
    transition: transform .4s;
}

.skills__item:hover {
    transform: translateY(-.25rem);
    color: var(--first-color-alt)
}

.skills__items {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-block: 1.5rem; 
}

.skills__description {
    font-size: var(--small-font-size);
    margin-bottom: 2rem;
}


/* ======= projects ======= */
.work__container{
    padding-top: 1rem;
  }

.work__container .marketing, .work__container .design {
  padding-bottom: 3.5rem;
}
  
.work__filters{
    display: flex;
    justify-content: center;
    align-items: center;
    column-gap: .75rem;
    margin-bottom: 2rem;
}
  
.work__item{
    cursor: pointer;
    color: var(--text-color);
    padding: .25rem .75rem;
    font-weight: var(--font-medium);
    border-radius: .5rem;
    background-color: var(--container-color);
}

.work__item:hover{
    background-color: var(--first-color-alt);
}
  
.work__card{
    background-color: var(--container-color);
    padding: 1.5rem;
    border-radius: 2rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
}

.work__card:hover .work__img{
    transform: translateY(-1rem) scale(1.2);
}

.work__img{
    border-radius: 1.5rem;
    margin-bottom: 1.5rem;
    transition: transform .4s;
    overflow: hidden;
    display: block;
    /* bild ganz oben positionieren */
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    object-fit: cover;
    object-position: top;
}

.work__title{
    font-size: var(--normal-font-size);
    font-weight: var(--font-regular);
    margin-bottom: .5rem;
    margin-top: 1rem;
    color: var(--first-color);
}

.work__subtitle{
    color: var(--text-color);
    font-size: var(--h3-font-size);
    font-weight: var(--font-bold);
    margin-bottom: 1.5rem;
}

.work__button{
    width: max-content;
    color: var(--text-color);
    font-size: var(--smaller-font-size);
    font-weight: var(--font-medium);
    display: flex;
    align-items: center;
    column-gap: .5rem;
    transition: color .4s;
    margin-top: 1rem;
}

.work__button i {
    font-size: 1.25rem;
}

.work__button:hover .work__icon{
    transform: translateX(.25rem);
    transition: .4s;
}

.work__button:hover {
    color: var(--first-color-alt);
}

/* active item work */
.active-work{
    color: var(--white-color);
    background-color: var(--first-color);
}


/* ======= services ======= */
.services__container{
    grid-template-columns: repeat(1, 1fr);
    gap: 1.5rem;
    padding-top: 1rem;
  }
  
  .services__card{
    background-color: var(--container-color);
    padding: 4rem 1.5rem 3.5rem 1.5rem;
    border-radius: 2rem;
    /* make everything center */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .services__symbol {
    width: 3.5rem;
    height: 3.5rem;
    background-color: var(--first-color);
    color: var(--white-color);
    border-radius: 50%;
    display: grid;
    place-items: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
  }
  
  .services__title{
    font-size: var(--h3-font-size);
    margin-bottom: 2.5rem;
  }
  
  .services__button{
    color: var(--text-color);
    font-size: var(--small-font-size);
    display: flex;
    align-items: center;
    column-gap: .25rem;
    cursor: pointer;
  }
  
  .services__button:hover .services__icon{
    transform: translateX(.25rem);
    transition: .4s;
  }

  .services__button:hover {
    color: var(--first-color-alt);
  }
  
  /* services modal */
  .services__modal{
    position: fixed;
    inset: 0;
    background-color: hsla(219, 28%, 16%, .7);
    padding: 2rem 1rem;
    display: grid;
    place-items: center;
    visibility: hidden;
    opacity: 0;
    transition: .4s;
    z-index: var(--z-modal);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }
  
  .services__modal-content{
    position: relative;
    background-color: var(--container-color);
    padding: 4.5rem 1.5rem 2.5rem;
    border-radius: 2rem;
  }
  
  .services__modal-title, 
  .services__modal-description{
    text-align: center;
  }
  
  .services__modal-title{
    font-size: var(--h2-font-size);
    color: var(--first-color);
    margin-bottom: 1rem;
  }
  
  .services__modal-description{
    font-size: var(--normal-font-size);
    color: var(--text-color);
    margin-bottom: 2rem;
  }
  
  .services__modal-list{
    display: grid;
    row-gap: .75rem;
  }
  
  .services__modal-item{
    display: flex;
    align-items: flex-start;
    column-gap: .5rem;
  }
  
  .services__modal-icon{
    font-size: 1.5rem;
    color: var(--first-color);
  }
  
  .services__modal-info{
    font-size: var(--normal-font-size);
  }
  
  .services__modal-close{
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: var(--black-color);
    background-color: var(--first-color);
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
  }
  .services__modal-close:hover {
    background-color: var(--first-color-alt);
  }
  
  /* active modal */
  .active-modal{
    visibility: visible;
    opacity: 1;
  }

  /* make the body not scrollable */
  .active-modal body{
    overflow: hidden;
  }


/* ======= testimonials ======= */
.testimonial__card{
    background-color: var(--container-color);
    padding: 1.25rem 1.5rem;
    border-radius: 2rem;
    margin-bottom: 3rem;
    height: 85%;
    box-shadow: 0 2px 16px hsla(219, 48%, 8%, .1);
  }
  
  .testimonial__img{
    width: 60px;
    border-radius: 50%;
    margin-bottom: 1rem;
  }
  
  .testimonial__name{
    font-size: var(--h3-font-size);
    font-weight: var(--font-medium);
    margin-bottom: .25rem;
    color: var(--first-color);
  }
  
  .testimonial__description{
    font-size: var(--small-font-size);
  }
  
  /* Swiper class */
  .swiper-pagination-bullet{
    background-color: var(--first-color);
  }


/* ======= contact ======= */
.contact__container{
  row-gap: 3rem;
  padding-bottom: 3rem;
}

.contact__title{
  text-align: center;
  font-size: var(--h3-font-size);
  margin-bottom: 1.5rem;
}

.contact__info{
  display: grid;
  row-gap: 1rem;
}

.contact__card{
  background-color: var(--container-color);
  padding: 1rem;
  border-radius: 2rem;
  text-align: center;
}

.contact__card-icon{
  font-size: 2rem;
  color: var(--first-color);
  padding-bottom: .5rem;
}

.contact__card-title,
.contact__card-data{
  font-size: var(--small-font-size);
}

.contact__card-title{
  font-weight: var(--font-medium);
}

.contact__card-data{
  display: block;
  margin-bottom: .75rem;
}

.contact__button{
  color: var(--text-color);
  font-size: var(--small-font-size);
  display: flex;
  align-items: center;
  justify-content: center;
  column-gap: .25rem;
}

.contact__button:hover .contact__button-icon{
  transform: translateX(.25rem);
  transition: .4s;
}
.contact__button:hover {
  color: var(--first-color-alt);
}

.contact__button-icon{
  font-size: 1rem;
  transition: .4s;
}

.contact__form-div{
  position: relative;
  margin-bottom: 2rem;
  height: 4rem;
}

.contact__form-input{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 2px solid var(--first-color);
  background: none;
  color: var(--text-color);
  outline: none;
  padding: 1.5rem;
  border-radius: 2rem;
  z-index: 1;
}

.contact__form-input:autofill {
  transition: background-color 6000s, color 6000s;
}

.contact__form-tag{
  position: absolute;
  top: -.75rem;
  left: 1.25rem;
  font-size: var(--smaller-font-size);
  padding: .25rem;
  background-color: var(--body-color);
  z-index: 10;
}

.contact__form-area{
  height: 11rem;
}

.contact__form-area textarea{
  resize: none;
}


/* ======= footer ======= */
.footer {
  padding-block: 2rem 8rem;
}

.footer__container {
  row-gap: 2.5rem;
}

.footer__logo {
  color: var(--white-color);
  font: var(--font-regular) var(--biggest-font-size) var(--second-font);
  justify-self: center;
}

.footer__links {
  display: flex;
  justify-content: center;
  column-gap: 2rem;
}

.footer__link {
  color: var(--white-color);
  transition: color .4s;
}

.footer__link:hover {
  color: var(--first-color-alt);
}

.footer__link-aktive {
  color: var(--first-color);
}

.footer__social {
  display: flex;
  justify-content: center;
  column-gap: 1.5rem;
}

.footer__social-link {
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--white-color);
  color: var(--body-color);
  font-size: 1.5rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: background-color .4s, color .4s;
}

.footer__social-link:hover {
  background-color: var(--first-color-alt);
  color: var(--white-color);
}

.footer__copy {
  display: block;
  margin-top: 4.5rem;
  text-align: center;
  font-size: var(--small-font-size);
  color: var(--text-color);
}

.footer__heading {
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer__l {
  width: 5rem;
  height: 5rem;
  padding: .2rem;
  background-color: var(--first-color);
  border-radius: 50%;
  margin-right: .5rem;
}



/* ======= button ======= */
.button {
    display: inline-flex;
    justify-content: center;
    background-color: var(--first-color);
    color: var(--white-color);
    font-weight: var(--font-semi-bold);
    padding: 1.25rem 2.5rem;
    border-radius: 4rem;
    transition: background-color .4s;
}

.button__black {
    background-color: var(--body-color);
}

.button:hover {
    background-color: var(--first-color-alt);
}


/* ======= scroll bar ======= */
::-webkit-scrollbar {
  width: .6rem;
  background-color: var(--black-color);
  border-radius: .5rem;
}

::-webkit-scrollbar-thumb {
  background-color: var(--first-color); 
  border-radius: 0.5rem;
  border: 2px solid var(--black-color);
}


/* ======= scroll up ======= */
.scrollup {
  position: fixed;
  right: 1rem;
  bottom: -50%;
  background-color: var(--container-color);
  display: inline-flex;
  padding: 6px;
  color: var(--white-color);
  font-size: 1.25rem;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: .5rem;
  z-index: var(--z-tooltip);
  transition: bottom .4s, transform .4s;
}

.scrollup:hover {
  transform: translateY(-.5rem);
  background-color: var(--first-color-alt);
  color: var(--white-color);
}

.show-scroll {
  bottom: 8rem;
}



/* ======= datenschutz & impressum ======= */
.datenschutz, .impressum {
  background-color: var(--container-color);
  padding: 2rem;
  border-radius: 2rem;
  padding-bottom: 3rem;
  margin-bottom: 5rem;
  box-shadow: 0 2px 16px hsla(219, 48%, 8%, .1);
}

.datenschutz h2, .impressum h2 {
  font-size: 1.5rem;
  padding: 2rem 0;
  color: var(--first-color);
}

.datenschutz h3, .impressum h3 {
  font-size: 1.25rem;
  margin-bottom: 0;
}

.datenschutz a, .impressum a {
  color: var(--white-color);
  font-weight: var(--font-medium);
}

.datenschutz a:hover, .impressum a:hover {
  color: var(--text-color);
}

 

/* ======= media queries ======= */
/* small devices */
@media screen and (max-width: 320px) {
    .container{
      margin-inline: 1rem;
    }

    .nav {
      padding: 1rem;
    }

    .work__item{
        font-size: var(--small-font-size);
      }
    
      .work__filters{
        column-gap: .25rem;
      }
    
      .services__container{
        justify-content: center;
      }
}


/* medium devices */
@media screen and (min-width: 540px){
  .nav {
    width: max-content;
  }

  .nav__list {
    column-gap: 1.25rem;
  }

  .home__container,
  .work__container,
  .services__container {
    grid-template-columns: 380px;
    justify-content: center;
  }
}

@media screen and(min-width: 576px) {    
      .work__img{
        width: 295px;
      }

      .services__container{
        grid-template-columns: repeat(2, 1fr);
        justify-content: center;
      }
    
      .services__modal-content{
        width: 500px;
        padding: 4.5rem 2.5rem 2.5rem;
      }
    
      .services__modal-description{
        padding: 0 3.5rem;
      }

      .contact__info{
        grid-template-columns: 300px;
        justify-content: center;
      }
    
      .contact__form{
        width: 360px;
        margin: 0 auto;
      }
}


@media screen and (min-width: 768px) {
  .home__container {
    grid-template-columns: repeat(2, 1fr);
    align-items: flex-start;
  }

  .perfil {
    height: 100%;
  }

    .work__container{
        grid-template-columns: repeat(2, 1fr);
      }

      .services__container{
        grid-template-columns: repeat(2, 1fr);
      }

      .contact__container{
        grid-template-columns: repeat(2, 1fr);
        justify-content: center;
        column-gap: 3rem;
      }

    .footer__container,
    .footer__content {
      grid-template-columns: repeat(2, max-content);
      align-items: center;
    }

    .footer__container {
      justify-content: space-between;
    }

    .footer__content {
      column-gap: 4.5rem;
    }

    .footer__copy {
      grid-column: 1 / -1;
    }

    .show-scroll {
      bottom: 3rem;
    }
}


/* large devices */
@media screen and (min-width: 992px) {
    .work__container{
        gap: 2rem; 
        grid-template-columns: repeat(3, 1fr); 
      }
    
      .work__card{
        padding: 1.25rem;
      }
    
      .work__img{
        margin-bottom: 1rem;
      }
    
      .work__title{
        margin-bottom: .5rem;
      }

      .services__container{
        grid-template-columns: repeat(3, 1fr);
        column-gap: 2rem;
      }
    
      .services__card{
        padding: 5rem 2rem 1.5rem;
      }

      .services__symbol {
        width: 4rem;
        height: 4rem;
        font-size: 3rem;
        margin-bottom: 3rem;
      }

      .testimonial__card{
        padding: 1.5rem 2rem;
      }

      .contact__container{
        column-gap: 6rem;
      }
}

@media screen and (min-width: 1200px) {
  .container {
    margin-inline: auto;
  }

  .section {
    padding-block: 3rem 4rem;
  }

  .section__title {
    font-size: var(--h1-font-size);
    margin-bottom: 4rem;
  }

  .home__container {
    grid-template-columns: 280px 560px 280px;
    align-items: stretch;
  }

  .perfil {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
    padding: 2rem;
  }
  .perfil__img {
    width: 450px;
  }
  .perfil__data {
    padding: 1.5rem;
    border-radius: 2rem;
  }

  .info {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
  }
  .info__name {
    font-size: var(--h2-font-size);
  }

  .about {
    grid-column: 3 / 4;
    grid-row: 1 / 3;
    align-content: center;
  }

  .skills {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
  }
  .skills__title {
    font-size: var(--h3-font-size);
  }

  .nav {
    width: max-content;
    height: max-content;
    padding:2rem 1rem;
    left: initial;
    right: 3rem;
    top: 0;
    bottom: 0;
    margin-block: auto;
  }

  .nav__list {
    flex-direction: column;
    row-gap: 2.5rem;
  }

  .footer {
    padding-top: 3rem;
  }

  .footer__links {
    column-gap: 3rem;
  }

  .footer__copy {
    margin-top: 7rem;
  }

  .scrollup {
    right: 4rem;
  }
}

@media screen and (min-width: 1500px) {
  .container {
    max-width: 75%;
  }

  .footer {
    padding-block: 3rem;
  }
}