@charset "UTF-8";
:root {
  --color-primary: #3498db;
  --color-secondary: #2ecc71;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-gray-light: #f5f5f5;
  --color-gray-dark: #7f8c8d;
  --font-primary: "Arial, sans-serif";
  --font-secondary: "Georgia, serif";
  --spacing-base: 16px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  color: var(--color-black);
  background-color: var(--color-white);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}

.mt-auto {
  margin-top: auto;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-secondary);
  color: var(--color-primary);
  line-height: 1.2;
}

p {
  margin-bottom: calc(var(--spacing-base) * 0.5);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover, a:focus {
  color: var(--color-secondary);
}

ul,
ol {
  padding-left: calc(var(--spacing-base) * 2);
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  background: var(--color-primary);
  color: var(--color-white);
  padding: calc(var(--spacing-base) * 0.5) var(--spacing-base);
  border: none;
  border-radius: 4px;
  transition: background 0.3s;
}
button:hover {
  background: var(--color-secondary);
}

img {
  max-width: 100%;
}

.wrapper {
  background: #01a2c6;
  position: relative;
  height: 100vh;
}

.cardbox {
  max-width: 600px;
  width: 100%;
  margin: auto;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  aspect-ratio: 2/3;
  max-height: 90vh;
  text-align: center;
}
.cardbox .card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid #bcdfca;
  background: #fff;
  aspect-ratio: 2/3;
  max-height: 90vh;
  margin: auto;
}
.cardbox .card .thumbnail {
  aspect-ratio: 2/3;
  height: 100%;
}
.cardbox .card .btn {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2%;
  width: 100%;
  max-width: 90%;
  margin: auto;
  cursor: pointer;
  animation: bounce-smooth 0.5s ease-in infinite alternate;
}
@keyframes bounce-smooth {
  0% {
    transform: translateY(0) scale(1); /* 通常 */
  }
  100% {
    transform: translateY(5px) scale(1); /* 落下時点で少し横長に */
  }
}
.cardbox .card .btn img {
  width: 100%;
  transition: 0.3s;
}
.cardbox .card .btn:hover img {
  /* filter: brightness(2); */
  opacity: 0.9;
}
.cardbox .card.end {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease, visibility 0s linear 0.5s;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  z-index: 999;
}
.cardbox .card.end.active {
  opacity: 1;
  visibility: visible;
  transition: opacity 0.5s ease;
}
.cardbox .card.end .catch {
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s ease;
  position: absolute;
  z-index: 9999;
  width: 50%;
  height: 30px;
  top: 18%;
  left: 50%;
  transform: translate(-50%, 0%) scale(0.9);
}
.cardbox .card.end .catch.active {
  opacity: 1;
  visibility: visible;
  top: 16%;
  transform: translate(-50%, 0%) scale(1);
}/*# sourceMappingURL=style.css.map */