@import url('https://fonts.googleapis.com/css?family=Roboto:400,700&display=swap');

/***************************************************
 * Variablen                                       *
 ***************************************************/
:root {
  --white: #FBFBFC;
  --txt: #2A3033;
  --lightgrey: #CAD0D3;
  --transparent-light: #FBFBFC1F;
  --transparent-hover-light: #FBFBFC52;
  --transparent-dark: #2A303380;
  --transparent-hover-dark: #2A3033A8;
  /*--transparent-accent: #A40930C7; -> für eventuellen color-mode*/

  --font: 'Roboto', sans-serif;
  /* falls Fullscreen gewünscht: Headerhöhe von 100vh abgezogen. Bitte berechnete Variable nutzen: 
  --calcheight: calc(100vh - calc(88px + 0.15em)); */

  --h1-size: clamp(1.6rem, 1rem + 1.6vw, 3rem);
  --desc-size: clamp(0.95rem, 0.4vw + 0.85rem, 1.1rem);

  --pad-left: clamp(1.5rem, 6vw, 8rem);
  --pad-right: clamp(1.25rem, 5vw, 5rem);

  --nav-offset: clamp(12px, 2.8svh, 28px);
  --nav-height: 4em;
  --content-gap: clamp(16px, 7svh, 64px);
}

/***************************************************
 * Allgemein                                       *
 ***************************************************/
html,
body {
  overflow-x: hidden;
}

body {
  margin: 0;
  padding: 0;
}

/*****************************************************
 * Mode                                              *
 *****************************************************/
/* Light Mode */
.slider-wrapper .slide.lightmode .text-bg,
.slider-wrapper .slide.lightmode a {
  background-color: var(--transparent-light);
}

.slider-wrapper .slide.lightmode a:hover,
.slider-wrapper.lightmode .slidenav-btn::before {
  background-color: var(--transparent-hover-light);
}

.slider-wrapper.lightmode .slidenav-btn::after {
  background-color: var(--white);
}

/* Dark Mode */
.slider-wrapper .slide.darkmode .text-bg,
.slider-wrapper .slide.darkmode a {
  background-color: var(--transparent-dark);
}

.slider-wrapper .slide.darkmode a:hover,
.slider-wrapper.darkmode .slidenav-btn::before {
  background-color: var(--transparent-hover-dark);
}

.slider-wrapper.darkmode .slidenav-btn::after {
  background-color: var(--txt);
}

/*****************************************************
 * Slider                                            *
 *****************************************************/
.slider-wrapper * {
  font-family: var(--font);
}

.slider-wrapper .slides {
  display: flex;
  flex-direction: row;
  position: relative;
  max-width: 3840px;
  width: calc(100vw - var(--scrollbar-width, 0px));
  /* Breite abzüglich Scrollbar - verhindert Overflow auf x-Achse */
  height: clamp(420px, 70svh, 860px);
  background-color: var(--txt);
  color: var(--white);
  margin: 0 auto;
  z-index: 1;
}

.slider-wrapper .slide {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;

  position: absolute;
  display: flex;
  flex-direction: column;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.98);
  transition: opacity .6s ease, transform .6s ease;
}

.slider-wrapper .slide.active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto; 
}

/*****************************************************
 * Content                                           *
 *****************************************************/
.slider-wrapper .content {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  height: auto !important;
  margin-top: auto;
  margin-bottom: calc(var(--content-gap) + var(--nav-height));
  padding-left: var(--pad-left);
  padding-right: var(--pad-right);
}

/*Headline*/
.slider-wrapper h1 {
  font-size: var(--h1-size);
  color: var(--white);
  font-weight: 600 !important;
  margin: 0;
  text-wrap: balance;
  hyphens: auto;
  overflow-wrap: anywhere;
}

/*Text*/
.slider-wrapper .description {
  font-size: var(--desc-size);
  color: var(--white);
  line-height: 1.5em;
  margin-top: 2em;
  margin-bottom: 0;
  text-shadow: 1px 1px 5px var(--txt);
}

.slider-wrapper .text-bg {
  margin-bottom: 2em;
  padding: 2em;
  width: 100%;
  max-width: clamp(55%, calc(-25vw + 1280px), 100%);
  ;
  margin-inline: 0;
}

/*Button*/
.slider-wrapper a {
  width: max-content;
  color: var(--white);
  font-weight: 700;
  border-radius: 2px;
  border: 1px solid var(--transparent-hover-light);
  text-decoration: none;
  text-shadow: none;
  padding: 1em;
}

.slider-wrapper a:hover {
  color: var(--white) !important;
	box-shadow: 1px 1px 2px var(--transparent-dark), -1px -1px 2px var(--transparent-light);
}

/*****************************************************
 * Navigation                                        *
 *****************************************************/
.slider-wrapper .slidenav {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/*Button*/
.slider-wrapper .slidenav-btns {
  position: absolute;
  height: auto;
  display: flex;
  gap: 1rem;
  z-index: 5;
  bottom: var(--nav-offset);
}

.slider-wrapper .slidenav-btn {
  position: relative;
  -webkit-appearance: none;
  /* iOS/Safari */
  appearance: none;
  padding: 0;

  background-color: transparent;
  border: none;
  cursor: pointer;
  height: 4em;

  overflow: hidden;
  transition: transform .3s ease;
}

.slider-wrapper .slidenav-btn.active {
  transform: translateY(-0.6em);
  opacity: 0.75;
}

/* Balken */
.slider-wrapper .slidenav-btn::before,
.slider-wrapper .slidenav-btn::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  height: 2px;
  transform: translateY(-50%);
}

/* Grundbalken: immer sichtbar */
.slider-wrapper .slidenav-btn::before {
  width: 100%;
}

/* Füllbalken: animiert nur beim aktiven Button */
.slider-wrapper .slidenav-btn::after {
  width: 0%;
  background: transparent;
}

.slider-wrapper .slidenav-btn.animating::after {
  animation: fill var(--timer, 5s) linear forwards;
}

@keyframes fill {
  from {
    width: 0%;
  }

  to {
    width: 100%;
  }
}

/***************************************************
 * Handy                                           *
 ***************************************************/
@media (max-width: 480px) {
  .slider-wrapper .slides {
    height: clamp(480px, 75svh, 860px);
  }

  .slider-wrapper .content {
    height: auto;
  }

  .slider-wrapper .text-bg {
    margin-bottom: 1.5em;
    padding: 1em;
  }

  .slider-wrapper .slidenav-btn {
    flex: 1 1 0;
    /* grow 1 | shrink 1 | basis 0  */
    min-width: 3rem;
    max-width: 6rem;
  }
}


/***************************************************
 * Tablet                                          *
 ***************************************************/
@media (min-width: 481px) and (max-width: 1024px) {
  .slider-wrapper .slidenav-btn {
    flex: 1 1 0;
    /* grow 1 | shrink 1 | basis 0  */
    min-width: 6rem;
    max-width: 10rem;
  }
}


/***************************************************
 * Desktop                                         *
 ***************************************************/
@media (min-width: 1025px) {
  .slider-wrapper .slidenav-btn {
    flex: 1 1 0;
    /* grow 1 | shrink 1 | basis 0  */
    min-width: 10rem;
    max-width: 15rem;
  }
}


/***************************************************
 * Browsersupport svh Fallback                     *
 ***************************************************/
@supports not (height: 1svh) {
  .slider-wrapper .slides {
    height: clamp(480px, 75vh, 860px);
  }

  .slider-wrapper .slidenav-btns {
    bottom: clamp(12px, 2.8vh, 28px);
  }
}