@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Roboto+Slab:wght@100..900&display=swap');

:root {
  --base-color: #ffffff;
  --primary-color: #f4f8fd;
  --accent-color: #2655cb;
  --headings-color: #173463;
  --text-color: #5c6b85;
  --soft-color: #c2d4f49a;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  background-color: var(--base-color);
  font-family: Poppins, 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  font-size: 1.3rem;
}

.wrapper {
  margin: 0 auto;
  width: min(65em, 100%);
  padding: min(1em, 4%);
}

h1, h2, h3, h4 {
  color: var(--headings-color);
}

.subheading {
  text-transform: uppercase;
  letter-spacing: .075em;
}

header {
  background-color: var(--primary-color);
  text-align: center;
  padding-bottom: 4em;
  border-bottom: 1px solid var(--soft-color);
}

nav {
  background-color: var(--base-color);
  border-bottom: 1px solid var(--soft-color);
}

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

nav ul {
  list-style: none;
  display: flex;
  gap: .5em;
}

nav .home {
  display: flex;
  gap: .65em;
  text-transform: uppercase;
  color: var(--headings-color);
  font-weight: 500;
  align-items: center;
  padding-left: 0;
}

nav a.cta {
  border: 1px solid var(--accent-color);
  color: var(--headings-color);
  font-weight: 500;
}

nav a{
  display: flex;
  padding: .75em 1.25em;
  text-decoration: none;
  border-radius: 100px;
  color: var(--text-color);
  transition: background-color 150ms ease;
}

nav li a:hover {
  color: var(--base-color);
  background-color: var(--accent-color);
}

h1 {
  margin-top: 2em;
  font-size: 3.5rem;
  font-weight: 600;
  line-height: 1.25em;
}

p {
  color: var(--text-color);
  line-height: 1.65em;
}

header p {
  margin-top: 1.5em;
  font-size: 1.75rem;
}

header strong {
  font-weight: 500;
}

.cta-link, .cta-white-link {
  margin-top: 1.5em;
  display: inline-flex;
  text-decoration: none;
  color: var(--base-color);
  background-color: var(--accent-color);
  padding: .7em 1.3em;
  border-radius: 10em;
  font-weight: 500;
  transition: translate 200ms;
}

.cta-white-link {
  background-color: var(--base-color);
  color: var(--headings-color);
  border: 1px solid var(--soft-color);
  font-weight: 400;
}

.cta-link:hover, .cta-white-link:hover {
  translate: 0 -0.15em;
}

.flex-container {
  margin: 2em 0;
  display: flex;
  gap: 1em;
  justify-content: center;
}

header .card {
  flex: 1;
  background-color: var(--base-color);
  border-radius: 1em;
  padding: 2em .75em;
  border: 1px solid var(--soft-color);
  box-shadow: 0 5px 40px rgba(10, 10, 29, 0.1);
}

header .card .subheading {
  margin-top: 0;
}

.accent-text {
  color: var(--headings-color);
  font-weight: 600;
}

h2 {
  font-size: 2.5rem;
  font-weight: 600;
}

h3 {
  font-weight: 600;
  font-size: 1em;
}

#leistungen h2 + p {
  margin-top: 1em;
}

.grid-container {
  margin: 2em auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax( min(400px, 100%) , 1fr));
  gap: 1em;
}

.grid-container .card {
  border: 1px solid var(--soft-color);
  padding: 1.25em;
  border-radius: 1em;
  transition: border-color 200ms, translate 200ms;
}

.grid-container .card:hover {
  /* scale: 1.025; */
  translate: 0 -.25em;
  border-color: var(--accent-color);
}

.card h3 {
  margin: 0.25em 0 1em 0;
}

section {
  padding: 3em 0;
  border-bottom: 1px solid var(--soft-color);
}

section#transporte {
  background-color: var(--primary-color);
}

section#transporte .wrapper {
  display: flex;
  flex-wrap: wrap;
}

.text-container h2 {
  margin-bottom: 1em;
}

.tag-container {
  margin-top: 2em;
  display: flex;
  gap: .5em;
  flex-wrap: wrap;
}

.tag {
  background-color: var(--base-color);
  padding: .65em 1.2em;
  border-radius: 10em;
  border: 1px solid var(--soft-color)
}

#qualitaet p {
  margin-top: 1em;
}

#contact {
  background-color: var(--primary-color);
}

#contact .flex-container {
  flex-wrap: wrap;
}

#contact .card {
  flex: 1 1 400px;
  border: 1px solid var(--soft-color);
  background-color: var(--base-color);
  padding: 2em;
  border-radius: 1em;
}

#contact .contact-info{
  margin-top: 1em;
  
}

#zusammenarbeit .card.cta {
  background-color: var(--accent-color);
  color: var(--base-color);
}

.contact-info strong, .contact-info p{
  color: var(--headings-color);
}

footer {
  border-top: 1px solid var(--soft-color);
  padding: 1em 0;
}

footer nav {
  display: flex;
  justify-content: center;
  border-bottom: unset;
}

footer a:hover {
  color: var(--headings-color);
}

#menu-button, #close-button {
  display: none;
  justify-content: center;
  align-items: center;
  background: none;
  border: none;
  padding: .5em 1.2em;
  border-radius: .5em;
  cursor: pointer;
}

#menu-button:hover , #close-button:hover {
  background-color: var(--soft-color);
}

.mobile-only {
  display: none;
}

main {
  min-height: 80vh;
}

main h2, main h3, main h4, main p {
  margin-top: 1em;
}

main li {
  color: var(--text-color);
}

.impressum {
  margin-top: 1em;
  text-align: center;
}

@media (max-width: 1260px) {

  .mobile-only {
    display: block;
  }

  nav a.cta {
    border: none;
    color: var(--text-color);
    font-weight: 400;
  }

  body {
    font-size: 1rem;
  }

  h1 {
    font-size: 2.2rem;
    text-align: center;
  }

  h2 {
    font-size: 1.6rem;
  }

  header, section {
    text-align: center;
  }

  .grid-container {
    text-align: left;
  }

  .grid-container .card:hover {
    border-color: var(--soft-color);
    translate: unset;
  }

  .tag-container {
    justify-content: center;
  }

  #menu-button, #close-button {
    display: flex;
  }

  #close-button {
    padding: 1.5em 1em;
  }
  
  nav ul {
    position: fixed;
    height: 100vh;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    background: var(--base-color);
    gap: 0;
    border-left: 1px solid var(--soft-color);
    translate: 100% 0;
    transition: translate 200ms ease;
  }

  nav ul.open {
    translate: 0 0;
  }

  ul a {
    padding: 1.2em 2em;
    border-radius: 0;
  }

  header p {
    margin-top: 1.5em;
    font-size: 1.5rem;
  }
}