/*
 * Block Styles for Secret Page
 */

:root {
  --wp--preset--font-size--large: 3rem;
  --page-block--image-aspect-ratio: 1;
  --page-block--image-object-fit: cover;
  --thumbnail-title-grid--gap: 0.625rem;
}

@media (max-width: 768px) {
  :root {
    --wp--preset--font-size--large: 1.4rem;
  }
}

.wp-block-column img {
  display: block;
  margin-bottom: var(--thumbnail-title-grid--gap);
  width: 100%;
  object-fit: cover;
  height: 100%;
  aspect-ratio: 1;
}

h2.wp-block-heading,
h3.wp-block-heading,
h4.wp-block-heading {
  line-height: 1.5;
}

h2.wp-block-heading {
  font-weight: bold;
  margin-block: 6rem 2rem;
}

h2 .wp-block-heading + h3.wp-block-heading {
  margin-top: 1.5rem;
}

h3.wp-block-heading {
  font-size: 1.4rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

p {
	line-height: 1.6;
}

p.wp-block-paragraph {
  line-height: 1.6;
}

p.wp-block-paragraph + p.wp-block-paragraph {
  margin-top: 16px;
}

.wp-block-columns + .wp-block-columns {
  margin-top: 3rem;
}

a.wp-block-tiptip-hyperlink-group-block {
  text-decoration: none;
  color: inherit;
  transition: 0.3s;
}

a.wp-block-tiptip-hyperlink-group-block:hover {
  opacity: 0.7;
}

.wp-block-embed iframe {
  aspect-ratio: 16 / 9;
  margin-bottom: var(--thumbnail-title-grid--gap);
  height: 100%;
}

@media (max-width: 768px) {
  h2.wp-block-heading {
    margin-block: 6rem 1.5rem;
  }

  h3.wp-block-heading {
    font-size: 1.3rem;
  }

  .wp-block-columns + .wp-block-columns {
    margin-top: 2.5;
  }

  .container {
    padding-inline: 3.5rem;
  }
}
/* End */

body {
  display: grid;
}

.main {
  padding-block: 8rem 10rem;
  position: relative;
}

/* Secret LIFF Auth UI */
.secretAuth__loader,
.secretAuth__error {
  width: min(720px, 100%);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--colorBlue);
}

.secretAuth__error {
  color: #b00020;
}

.secretAuth__content[hidden],
.secretAuth__error[hidden] {
  display: none !important;
}

.secretAuth__loader[hidden] {
  display: none !important;
}

.headerToggle {
  display: none;
}

.is-active.headerToggle span {
  background: var(--colorWhite);
}

@media (max-width: 768px) {
  .topImage::before {
    display: none;
  }
}

.title {
  text-align: center;
  color: var(--colorBlue);
  font-size: 3.8rem;
  line-height: 1.5;
}

.pageBackLink {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  color: var(--colorBlue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: opacity 0.3s;
}

.pageBackLink:hover {
  border-bottom-color: currentColor;
  opacity: 0.7;
}

.pageBackLink__icon {
  display: inline-block;
  width: 0.75em;
  height: 0.75em;
  flex: 0 0 auto;
}

/* ==========================================================================
   もっと見るボタン
   ========================================================================== */

.secret-section {
  position: relative;
}

.secret-section__items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem 1.5rem;
}

@media (max-width: 768px) {
  .secret-section__items {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* <details> タグ */
.secret-section__details {
  display: flex;
  flex-direction: column-reverse;
  margin-top: 2rem;
}

/* <summary> ボタン */
.secret-section__summary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0 24px;
  min-height: 40px;
  background: linear-gradient(135deg, #ff688e 0%, #ff8fa8 100%);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: filter 0.25s ease, box-shadow 0.25s ease;
  box-shadow: 0 4px 15px rgba(255, 104, 142, 0.3);
  width: fit-content;
  margin-inline: auto;
  list-style: none;
  user-select: none;
}

.secret-section__summary::-webkit-details-marker {
  display: none;
}

.secret-section__summary:hover {
  filter: brightness(0.97);
  box-shadow: 0 5px 17px rgba(255, 104, 142, 0.4);
}

/* アイコン */
.secret-section__summary-icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  transition: transform 0.3s ease;
}

.secret-section__details[open] .secret-section__summary-icon {
  transform: rotate(180deg);
}

/* テキスト切り替え */
.secret-section__summary-show {
  display: inline;
}

.secret-section__summary-hide {
  display: none;
}

.secret-section__details[open] .secret-section__summary-show {
  display: none;
}

.secret-section__details[open] .secret-section__summary-hide {
  display: inline;
}

.secret-section__hidden {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem 1.5rem;
  animation: secretFadeIn 0.4s ease forwards;
}

@keyframes secretFadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .secret-section__hidden {
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
  }
}

@media (max-width: 768px) {
  .title {
    font-size: 2.5rem;

    span {
      display: inline-block;
    }
  }
}