html {
  scroll-behavior: smooth;
}

body {
  overflow-x: hidden;
  max-width: 100vw;
}

.full-width-border {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

:root {
  --light: hsl(220, 50%, 90%);
  --m-background: rgba(0, 0, 0, 0.6);
  --background: linear-gradient(
    to right,
    hsl(210, 30%, 20%),
    hsl(255, 30%, 25%)
  );
  --border-color: hsla(0, 0%, 100%, .2);
  --focus: hsl(210, 90%, 50%);
  --shadow-1: hsla(236, 50%, 50%, .3);
  --shadow-2: hsla(236, 50%, 50%, .4);
}
.nav-underline {
  position: relative;
  display: inline-block;
  padding: 8px 0;
  font-weight: 500;
  text-decoration: none;
}

.nav-underline::after {
  content: "";
  border-bottom: 2px solid white;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease-out;
}

.nav-underline:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}


.carousel__viewport {
  display: flex;
  transition: transform 0.5s ease;
  width: 100%;
}

.carousel__slide {
  flex-shrink: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.carousel__navigation {
  text-align: center;
  margin-top: 0.5rem;
}

.carousel__navigation-button {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  margin: 0 0.25rem;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 50%;
}
.slide1-visible, .slide2-visible, .slide3-visible {
  display: none;
}

#slide1:checked ~ .slide1-visible {
  display: block;
}

#slide2:checked ~ .slide2-visible {
  display: block;
}

#slide3:checked ~ .slide3-visible {
  display: block;
}
#slide1:checked ~ .carousel-1 .carousel__viewport {
  transform: translateX(0);
}

#slide2:checked ~ .carousel-1 .carousel__viewport {
  transform: translateX(-100%);
}

#slide3:checked ~ .carousel-1 .carousel__viewport {
  transform: translateX(-200%);
}
.slide4-visible, .slide5-visible {
  display: none;
}

#slide4:checked ~ .slide4-visible {
  display: block;
}

#slide5:checked ~ .slide5-visible {
  display: block;
}
#slide4:checked ~ .carousel-2 .carousel__viewport {
  transform: translateX(0);
}

#slide5:checked ~ .carousel-2 .carousel__viewport {
  transform: translateX(-100%);
}
.slide6-visible, .slide7-visible, .slide8-visible {
  display: none;
}

#slide6:checked ~ .slide6-visible {
  display: block;
}

#slide7:checked ~ .slide7-visible {
  display: block;
}

#slide8:checked ~ .slide8-visible {
  display: block;
}
#slide6:checked ~ .carousel-3 .carousel__viewport {
  transform: translateX(0);
}

#slide7:checked ~ .carousel-3 .carousel__viewport {
  transform: translateX(-100%);
}

#slide8:checked ~ .carousel-3 .carousel__viewport {
  transform: translateX(-200%);
}

.slide9-visible, .slide10-visible {
  display: none;
}

#slide9:checked ~ .slide9-visible {
  display: block;
}

#slide10:checked ~ .slide10-visible {
  display: block;
}
#slide9:checked ~ .carousel-4 .carousel__viewport {
  transform: translateX(0);
}

#slide10:checked ~ .carousel-4 .carousel__viewport {
  transform: translateX(-100%);
}

.modal-container {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  display: none;               
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 110%;
  
}


.modal-container:target {
  display: flex;
}

.modal {
  width: auto;   
  max-width: 45rem;  
  /* padding: 20px;    */
  border-radius: 0.8rem;
  color: var(--light);
  background: var(--background);
  box-shadow: 0.4rem 0.4rem 10.2rem 0.2rem var(--shadow-1);
  position: relative;
  overflow: hidden;
}

.modal__title {
  font-size: 2rem;  
  color: var(--light);
  font-weight: normal;
  padding-right: 3rem; 
}

.modal__text {
  padding: 0;
  /* margin-top: 1rem;  */
  font-size: 1rem;
  line-height: 1.6;
  color: var(--light);
  max-width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
  white-space: pre-wrap;
}

.modal__btn {
  /* margin-top: 2rem;   */
  padding: 0.8rem 1.2rem; 
  border: 1px solid var(--border-color);
  border-radius: 100rem;
  color: var(--light);
  background: transparent;
  font-size: 1.2rem;
  font-family: inherit;
  letter-spacing: 0.2rem;
  transition: 0.2s;
  cursor: pointer;
}

.modal__btn:hover,
.modal__btn:focus {
  background: var(--focus);
  border-color: var(--focus);
  transform: translateY(-0.2rem);
}


.link-2 {
  width: 2.5rem;  
  height: 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: 100rem;
  color: var(--light);
  font-size: 1.8rem;
  position: absolute;
  top: 1rem;  
  right: 0.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: 0.2s;
}

.link-2::before {
  content: '×';
  transform: translateY(-0.1rem);
}

.link-2:hover,
.link-2:focus {
  background: var(--focus);
  border-color: var(--focus);
  transform: translateY(-0.2rem);
}