:root {
  --default-font: "Frutiger", sans-serif;
  --heading-font: "Frutiger", sans-serif;
  --nav-font: "Frutiger", sans-serif;
}

:root { 
  --background-color: #8e5875; /* #784c63 */
  --default-color: #541f36; /* #3c192b */
  --heading-color: #ffe48f; /* #fbdd90 */
  --accent-color: #ffcf21; /* #f9c840 */
  --surface-color: #ffffff;
  --contrast-color: #ffffff;
}

:root {
  --nav-color: #212529;
  --nav-hover-color: #8f556f;
  --nav-mobile-background-color: #ffffff;
  --nav-dropdown-background-color: #ffffff;
  --nav-dropdown-color: #212529;
  --nav-dropdown-hover-color: #8f556f;
}

/*--------------------------------------------------------------
# General Styling & Shared Classes
--------------------------------------------------------------*/

/* Smooth scroll */
:root {
  scroll-behavior: smooth;
}

html {
  scroll-padding-top: 0;
}

html.scroll-start {
  scroll-padding-top: 90px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Frutiger', sans-serif;
  font-weight: bold;
}

body, p, span, li {
  font-family: 'Frutiger', sans-serif;
  font-weight: normal;
}

.cta {
  background-color: var(--accent-color); 
}

.text-dark {
  color: var(--default-color);
}

.text-light {
  color: var(--background-color);
}

.feature {
  background-color: var(--default-color);
}

.totop {
  background-color: var(--default-color);
}

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

nav .btn {
  background-color: var(--background-color);
  color: var(--surface-color);
  font-weight: bold;
}

nav .btn:hover {
  background-color: var(--default-color);
  color: var(--surface-color);
}

nav button:hover {
  background-color: var(--default-color);
}

nav a:hover {
  background-color: var(--default-color);
}

.btn {
  background-color: var(--accent-color);
  color: var(--default-color);
  font-weight: bold;
  padding: 12px 24px;
  border-radius: 8px;
}

.btn:hover {
  background-color: var(--default-color);
  color: var(--accent-color);
}

footer {
  background-color: var(--heading-color);
  color: var(--default-color);
}

footer .links {
  background-color: var(--accent-color);
  color: var(--default-color);
}

a:hover {
  font-weight: bold;
}

main a:hover {
  color: var(--default-color);
}

/*--------------------------------------------------------------
# Cookie-Banner
--------------------------------------------------------------*/

#cookie-banner {
  position: fixed;
  bottom: 0;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  text-align: center;
  padding: 20px;
  z-index: 1000;
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

#cookie-banner p {
  margin: 0;
  padding: 0;
  flex: 1;
}

#cookie-banner button {
  background-color: var(--accent-color);
  color: white;
  border: none;
  padding: 10px 20px;
  cursor: pointer;
  border-radius: 50px;
}

#cookie-banner button:hover {
  background-color: color-mix(in srgb, var(--accent-color), transparent 15%);
}

/*--------------------------------------------------------------
# Mobile Navigation
--------------------------------------------------------------*/

.overlay {
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  background-color: rgb(0,0,0);
  background-color: rgba(0,0,0, 0.9);
  overflow-x: hidden;
  transition: 0.5s;
}

.overlay-content {
  position: relative;
  top: 25%;
  width: 100%;
  text-align: center;
  margin-top: 30px;
}

.overlay a {
  padding: 8px;
  text-decoration: none;
  font-size: 36px;
  color: #818181;
  display: block;
  transition: 0.3s;
}

.overlay a:hover, .overlay a:focus {
  color: #f1f1f1;
}

.overlay .closebtn {
  position: absolute;
  top: 20px;
  right: 45px;
  font-size: 60px;
}

@media screen and (max-height: 450px) {
  .overlay a {font-size: 20px}
  .overlay .closebtn {
    font-size: 40px;
    top: 15px;
    right: 35px;
  }
}

/*--------------------------------------------------------------
# Flipped cards
--------------------------------------------------------------*/

.flip-card {
  background-color: transparent;
  perspective: 1000px;
  margin: 10px;
  cursor: pointer;
}

.flip-card-inner {
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.5s;
}

.flip-card.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  width: 100%;
  height: 100%;
  position: absolute;
  backface-visibility: hidden;
}

.flip-card-front {
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  color: white;
}

.flip-card-back {
  background-color: var(--default-color);
  transform: rotateY(180deg);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 18px;
  color: white;
}

.visually-hidden {
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  height: 1px;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}