@font-face {
  font-display: swap;
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  src: url('../fonts/source-sans-3-v18-latin-regular.woff2') format('woff2'); 
}

@font-face {
  font-display: swap;
  font-family: 'Source Sans 3';
  font-style: italic;
  font-weight: 400;
  src: url('../fonts/source-sans-3-v18-latin-italic.woff2') format('woff2'); 
}

@font-face {
  font-display: swap;
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 700;
  src: url('../fonts/playfair-display-v37-latin-700.woff2') format('woff2'); 
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
}

body, h1, h2, h3, h4, p,
figure, blockquote, dl, dd {
  margin: 0;
}

ul[role='list'],
ol[role='list'] {
  list-style: none;
}

body {
  min-height: 100vh;
  line-height: 1.6;
}

h1, h2, h3, h4,
button, input, label {
  line-height: 1.1;
}

h1, h2, h3, h4 {
  text-wrap: balance;
}

a:not([class]) {
  text-decoration-skip-ink: auto;
  color: currentColor;
}

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

:target {
  scroll-margin-block: 5ex;
}

@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.flow > * + * {
  margin-top: var(--flow-space, 1em);
}

:is(h1, h2, h3, h4) {
    --flow-space: 1.5em;
  }
  
  :is(h1, h2, h3, h4) + * {
    --flow-space: 1em;
  }

:root {
  --color-dark: #2e2e2e;
  --color-light: #f4f1ea;
  --color-white: #ffffff;
  --color-primary: #b87333;
  --color-primary-light: #e49e61;
  --color-secondary: #1c2d4a;
  --color-accent: #BCB4D9;
  --active-link-color: #d8a44a;
  --transparenz: rgba(0, 83, 156, 0.9);
  --transition-effect: 0.3s ease-in-out;
  --size-step-0: clamp(1rem, calc(0.96rem + 0.22vw), 1.13rem);
  --size-step-1: clamp(1.25rem, calc(1.16rem + 0.43vw), 1.5rem);
  --size-step-2: clamp(1.56rem, calc(1.41rem + 0.76vw), 2rem);
  --size-step-3: clamp(1.95rem, calc(1.71rem + 1.24vw), 2.66rem);
  --size-step-4: clamp(2.44rem, calc(2.05rem + 1.93vw), 3.55rem);
}

body {
  background: var(--color-light);
  color: var(--color-dark);
  line-height: 1.6;
  font-family: 'Source Sans 3', sans-serif;
  font-size: var(--size-step-0);
  font-weight: 400;
  background-image: url("../images/wasserrad.png");
  background-repeat: no-repeat;
  background-position: right 30px bottom 40px;
  background-size: 40%;
}

.skiplink {
	position: absolute;
	transform: translateX(-100%);
  background-color: var(--color-light);
  color: var(--color-dark);
	z-index: 3;
	left: 0;
	top: 0;
	padding: 20px;
	font-size: 1.25rem;
}

.skiplink:focus {
	transform: translateX(0);
}

[data-visibility="hidden"] {
  position: absolute;
  margin: -1px;
  padding: 0;
  height: 1px;
  width: 1px;
  overflow: hidden;
  border: 0;
  -webkit-clip-path: polygon(0px 0px, 0px 0px, 0px 0px);
  clip-path: polygon(0px 0px, 0px 0px, 0px 0px);
  white-space: nowrap; }

  .visually-hidden:not(:focus):not(:active) {
      width: 1px;
      height: 1px;
      overflow: hidden;
      clip: rect(0 0 0 0);
      -webkit-clip-path: inset(50%);
              clip-path: inset(50%);
      position: absolute;
      white-space: nowrap;
    }

h1, h2, h3, h4 {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  line-height: 1.2;
}
h1 {
  font-size: var(--size-step-4);
}
h2 {
  font-size: var(--size-step-3);
}
h3 {
  font-size: var(--size-step-2);
}
h4 {
  font-size: var(--size-step-1);
}
h1 {
  max-width: 45ch;
}
h2,
h3 {
  max-width: 45ch;
}
dt {
    font-weight: bold;
}

a {
  color: currentColor;
  text-decoration-color: var(--color-dark);
  text-decoration-thickness: 0.3ex;
  text-underline-offset: 0.3ex;
}

footer {
  background-color:var(--color-secondary);
  color: var(--color-light);
  border-top: 1px solid var(--color-primary);
  margin-top: 2em;
  padding: 2em 0;
  background-image: url("../images/wasserrad.png");
  background-repeat: no-repeat;
  background-position: right 30px bottom 40px;
  background-size: 40%;
}

footer h2 {
  font-size: var(--size-step-1);
}

footer a {
  color: var(--color-light);
  text-decoration-color: var(--color-light);
  text-decoration-thickness: 0.2ex;
  text-underline-offset: 0.3ex;
}

footer .wrapper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 1rem;
}

:focus {
  outline: 2px solid #252525;
  outline-offset: 0.2rem;
}

p,
li,
dl {
  max-width: 70ch;
}

dt {
  margin-top: 1rem;
}

article {
  margin-top: 2.5rem;
  font-size: 1.25rem;
}

main:focus {
  outline: none;
}

.wrapper {
  max-width: 90rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.container {
  column-width: 22em;
  column-gap: 4em;
  column-rule: 1px solid #ccc;
}

picture {
  margin-bottom: 2em;
}

.site-head {
  padding: 0.8rem 0;
  background: linear-gradient(to bottom, #1c2d4a 65%, #e49e61 65%);
  color: var(--color-dark);
  line-height: 1.1;
}

.site-head :focus {
  outline-color: var(--color-primary);
}

.site-head__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0 1rem;
}

.site-head__brand {
  display: block;
  background-color: var(--color-primary-light);
  padding: 0.35em;
  border: 3px solid var(--color-primary);
  border-radius: 50%;
  max-width: 250px;
}

.navigation ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem 0.5rem;
  padding: 0;
}

.navigation li {
  margin: 0.05rem;
}

.navigation a {
  text-decoration: none;
  background-color: var(--color-secondary);
  color: var(--color-light);
  padding: 0.6rem 1rem;
  display: block;
  border-radius: 0.4rem;
  transition: color var(--transition-effect);
}

.navigation a:hover {
  text-decoration: underline;
  color: var(--color-primary-light);
}

.navigation a.active {
  background-color: var(--color-primary-light);
  color: var(--color-dark);
  border-radius: 5px;
}

.navigation a.active::before {
	content: '→ ';
}

.burger-menu__trigger {
  display: none;
}

.burger-menu__bar,
.burger-menu__bar::before,
.burger-menu__bar::after {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--color-light);
  border: 1px solid var(--color-light);
  position: absolute;
  border-radius: 3px;
  left: 50%;
  margin-left: -12px;
  transition: transform 350ms ease-in-out;
}

.burger-menu__bar {
  top: 50%;
  transform: translateY(-50%);
}

.burger-menu__bar::before,
.burger-menu__bar::after {
  content: '';
}

.burger-menu__bar::before {
  top: -8px;
}

.burger-menu__bar::after {
  bottom: -8px;
}

.burger-menu[enabled='true'] .burger-menu__trigger {
  display: block;
  width: 2rem;
  height: 2rem;
  position: relative;
  z-index: 1;
  background: var(--color-secondary);
  border: none;
  cursor: pointer;
}

.burger-menu[enabled='true'] .burger-menu__panel {
  position: absolute;
  top: 0;
  left: 0;
  z-index:1000;
  padding: 5rem 1.5rem 2rem 1.5rem;
  width: 100%;
  height: 100%;
  visibility: hidden;
  opacity: 0;
  background: var(--color-white);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.burger-menu[enabled='true'] .navigation ul {
  display: block;
}

.burger-menu[enabled='true'] .navigation ul > * + * {
  margin-top: 2rem;
}

.burger-menu[enabled='true'] .navigation li {
  font-size: 1.5rem;
}

.burger-menu[enabled='true'][status='open'] .burger-menu__panel {
  visibility: visible;
  opacity: 1;
  transition: opacity 400ms ease;
}

.burger-menu[enabled='true'][status='closed'] .burger-menu__panel > * {
  opacity: 0;
  transform: translateY(5rem);
}

.burger-menu[enabled='true'][status='open'] .burger-menu__panel > * {
  transform: translateY(0);
  opacity: 1;
  transition: transform 500ms cubic-bezier(0.17, 0.67, 0, 0.87) 700ms, opacity 500ms ease 800ms;
}

.burger-menu[enabled='true'][status='open'] .burger-menu__bar::before {
  top: 0;
  transform: rotate(45deg);
}

.burger-menu[enabled='true'][status='open'] .burger-menu__bar::after {
  top: 0;
  transform: rotate(-45deg);
}

.burger-menu[enabled='true'][status='open'] .burger-menu__bar {
  background: transparent;
  border-color: transparent;
  transform: rotate(180deg);
}

ul li::marker {
  color: var(--color-secondary);
}

.item {
  background-color:#efefef;
  line-height: 1.4;
  color: var(--color-text);
  border-radius: 0.5rem;
  border: 1px solid #ccc;
}

.item img {
  width: 100%;
  border-top-left-radius: 0.5rem;
  border-top-right-radius: 0.5rem;
}

.desc {
  padding: 1rem 1.6rem 1.6rem;
}

.grid-2, .grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  margin-top: 1rem;
  margin-bottom: 2rem;
  gap: 2rem;
  align-items: end;
}

@media screen and (min-width: 43rem) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .last {
    padding-top: 2.5em
  }

  .cover {
    max-width: 43rem;
  }
}

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    padding: 2em 0;
  }
  
  .hero-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
  }
  
  .hero-text h1 {
    margin-bottom: 1rem;
  }
  
  .hero-cta {
    display: inline-block;
    background-color: var(--color-secondary);
    padding: 0.7rem 2.5rem;
    color: var(--color-white);
    border-radius: 5px;
    margin-top: 1.5rem;
    text-decoration: none;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
  }
  
  .hero-cta:hover {
    background-color: var(--color-primary);
    text-decoration: none;
    color: var(--color-dark);
  }
  
  @media screen and (max-width: 768px) {
    
    footer .wrapper {
      display: grid;
      grid-template-columns: 1fr;
      grid-gap: 1rem;
    }

    .footer-col {
      padding-bottom: 1em;
    }
  }

  footer ul li::marker {
    color: var(--color-primary-light);
  }

  footer a:hover {
    text-decoration: none;
    color: var(--color-primary-light);
  }