/****************************************************************
 *																*
 * 						      玲珑博客							*
 *                       www.52linglong.com						*
 *       		  努力创建完善、持续更新插件以及模板			    *
 * 																*
 ****************************************************************/

@import url("https://fonts.googleapis.com/css?family=Playfair+Display:700|IBM+Plex+Sans:500&display=swap");
:root {
  --color-primary: #6B7A8F;
  --color-secondary: #101118;
  --color-accent: #1D1F2F;
  --color-focus: #6D64F7;
  --base-duration: 600ms;
  --base-ease: cubic-bezier(0.25, 0.46, 0.45, 0.84);
}

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

html, body {
  height: 100%;
}

body {
  font-family: 'IBM Plex Sans', sans-serif;
  background-color: var(--color-secondary);
}

#app {
  align-items: center;
  display: flex;
  height: 100%;
  justify-content: center;
  overflow-x: hidden;
  width: 100%;
}

h1, h2, h3 {
  font-family: 'Playfair Display', serif;
}

.visuallyhidden {
  clip: rect(1px, 1px, 1px, 1px);
  height: 1px;
  overflow: hidden;
  position: absolute !important;
  white-space: nowrap;
  width: 1px;
}

.icon {
  fill: var(--color-primary);
  width: 100%;
}

a{
  position: inherit;
  top: 3rem;
}

.btn {
  background-color: var(--color-primary);
  border: none;
  border-radius: 0.125rem;
  color: white;
  cursor: pointer;
  font-family: inherit;
  font-size: inherit;
  padding: .5rem 1.2rem;
}
.btn:focus {
  outline-color: var(--color-focus);
  outline-offset: 2px;
  outline-style: solid;
  outline-width: 3px;
}
.btn:active {
  -webkit-transform: translateY(1px);
          transform: translateY(1px);
}

.slider__controls {
  display: flex;
  justify-content: center;
  position: absolute;
  top: calc(100% + 1rem);
  width: 100%;
}
.slider__controls .btn {
  --size: 3rem;
  align-items: center;
  background-color: transparent;
  border: 3px solid transparent;
  border-radius: 100%;
  display: flex;
  height: var(--size);
  padding: 0;
  width: var(--size);
}
.slider__controls .btn:focus {
  border-color: var(--color-focus);
  outline: none;
}
.slider__controls .btn--previous > * {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}

.slider {
  --slide-size: 70vmin;
  --slide-margin: 4vmin;
  height: var(--slide-size);
  margin: 0 auto;
  position: relative;
  width: var(--slide-size);
}

.slider__wrapper {
  display: flex;
  margin: 0 calc(var(--slide-margin) * -1);
  position: absolute;
  transition: -webkit-transform var(--base-duration) cubic-bezier(0.25, 1, 0.35, 1);
  transition: transform var(--base-duration) cubic-bezier(0.25, 1, 0.35, 1);
  transition: transform var(--base-duration) cubic-bezier(0.25, 1, 0.35, 1), -webkit-transform var(--base-duration) cubic-bezier(0.25, 1, 0.35, 1);
}

.slide {
  align-items: center;
  color: white;
  display: flex;
  flex: 1;
  flex-direction: column;
  height: var(--slide-size);
  justify-content: center;
  margin: 0 var(--slide-margin);
  opacity: 0.25;
  position: relative;
  text-align: center;
  transition: opacity calc(var(--base-duration) / 2) var(--base-ease), -webkit-transform calc(var(--base-duration) / 2) var(--base-ease);
  transition: opacity calc(var(--base-duration) / 2) var(--base-ease), transform calc(var(--base-duration) / 2) var(--base-ease);
  transition: opacity calc(var(--base-duration) / 2) var(--base-ease), transform calc(var(--base-duration) / 2) var(--base-ease), -webkit-transform calc(var(--base-duration) / 2) var(--base-ease);
  width: var(--slide-size);
  z-index: 1;
}
.slide--previous:hover, .slide--next:hover {
  opacity: 0.5;
}
.slide--previous {
  cursor: w-resize;
}
.slide--previous:hover {
  -webkit-transform: translateX(2%);
          transform: translateX(2%);
}
.slide--next {
  cursor: e-resize;
}
.slide--next:hover {
  -webkit-transform: translateX(-2%);
          transform: translateX(-2%);
}

.slide--current {
  --x: 0;
  --y: 0;
  --d: 50;
  opacity: 1;
  pointer-events: auto;
  -webkit-user-select: auto;
     -moz-user-select: auto;
      -ms-user-select: auto;
          user-select: auto;
}
@media (hover: hover) {
  .slide--current:hover .slide__image-wrapper {
    -webkit-transform: scale(1.025) translate(calc(var(--x) / var(--d) * 1px), calc(var(--y) / var(--d) * 1px));
            transform: scale(1.025) translate(calc(var(--x) / var(--d) * 1px), calc(var(--y) / var(--d) * 1px));
  }
}

.slide__image-wrapper {
  background-color: var(--color-accent);
  border-radius: 1%;
  height: 100%;
  left: 0%;
  overflow: hidden;
  position: absolute;
  top: 0%;
  transition: -webkit-transform calc(var(--base-duration) / 4) var(--base-ease);
  transition: transform calc(var(--base-duration) / 4) var(--base-ease);
  transition: transform calc(var(--base-duration) / 4) var(--base-ease), -webkit-transform calc(var(--base-duration) / 4) var(--base-ease);
  width: 100%;
}

.slide__image {
  --d: 20;
  height: 110%;
  left: -5%;
  -o-object-fit: cover;
     object-fit: cover;
  opacity: 0;
  pointer-events: none;
  position: absolute;
  top: -5%;
  transition: opacity var(--base-duration) var(--base-ease), -webkit-transform var(--base-duration) var(--base-ease);
  transition: opacity var(--base-duration) var(--base-ease), transform var(--base-duration) var(--base-ease);
  transition: opacity var(--base-duration) var(--base-ease), transform var(--base-duration) var(--base-ease), -webkit-transform var(--base-duration) var(--base-ease);
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
  width: 110%;
}
@media (hover: hover) {
  .slide--current .slide__image {
    -webkit-transform: translate(calc(var(--x) / var(--d) * 1px), calc(var(--y) / var(--d) * 1px));
            transform: translate(calc(var(--x) / var(--d) * 1px), calc(var(--y) / var(--d) * 1px));
  }
}

.slide__headline {
  font-size: 8vmin;
  font-weight: 600;
  position: relative;
}

.slide__content {
  --d: 60;
  opacity: 0;
  padding: 4vmin;
  position: relative;
  transition: -webkit-transform var(--base-duration) var(--base-ease);
  transition: transform var(--base-duration) var(--base-ease);
  transition: transform var(--base-duration) var(--base-ease), -webkit-transform var(--base-duration) var(--base-ease);
  visibility: hidden;
}
.slide--current .slide__content {
  -webkit-animation: fade-in calc(var(--base-duration) / 2) var(--base-ease) forwards;
          animation: fade-in calc(var(--base-duration) / 2) var(--base-ease) forwards;
  visibility: visible;
}
@media (hover: hover) {
  .slide--current .slide__content {
    -webkit-transform: translate(calc(var(--x) / var(--d) * -1px), calc(var(--y) / var(--d) * -1px));
            transform: translate(calc(var(--x) / var(--d) * -1px), calc(var(--y) / var(--d) * -1px));
  }
}
.slide__content > * + * {
  margin-top: 2rem;
}

@-webkit-keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
