/* ==================================================
   1. CSS Variables & Reset
   ================================================== */
:root {
  --color-primary: #42C1C3;      /* ターコイズ */
  --color-background: #F5F7F7;   /* 背景色 */
  --color-surface: #FFFFFF;      /* カード背景 */
  --color-text: #253B4D;         /* 文字色 */
  --color-border: #D6E3E9;       /* 枠線・区切り線 */
  --color-accent: #159DA8;       /* アクセント・強調色 */

  --content-width: 1200px;
  --header-height: 72px;

  --space-section: 96px;
  --space-card: 24px;
  --radius-card: 12px;
  --radius-button: 999px;
}

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

body {
  font-family: "Noto Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
  padding-top: var(--header-height);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 40px;
}





.section-title {
  font-size: 32px;
  font-weight: bold;
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 104%;
  height: 4px;
  background-color: var(--color-primary);
  margin-top: 8px;
  border-radius: 2px;
}

/* ===== Legal Pages Common ===== */

.legal-page {
  padding-top: 40px;
  padding-bottom: var(--space-section, 80px);
}

.legal-hero {
  margin-bottom: 40px;
}

.legal-hero .section-title {
  margin-bottom: 16px;
}

/* Mobile */
@media (max-width: 767px) {
  .legal-page {
    padding-top: 32px;
  }

  .legal-hero {
    margin-bottom: 28px;
  }
}

/* 固定ヘッダー分、ページ内リンクの位置を調整 */
[id] {
  scroll-margin-top: calc(var(--header-height) + 20px);
}



/* ===== Mobile Typography ===== */
@media (max-width: 767px) {

  /* 本文 */
  body {
    font-size: 14px;
    line-height: 1.8;
  }


  .container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 30px;
}


  /* 大見出し */
  h1 {
    font-size: 26px;
  }

  h2 {
    font-size: 18px;
  }

  h3 {
    font-size: 16px;
  }

  /* 通常のテキスト */
  p,
  li,
  .about-content {
    font-size: 14px;
  }

 /* セクション見出し */
  .section-title {
    font-size: 24px;
    margin-bottom: 20px;
  }

  .section-title::after {
    width: 100%;
    height: 3px;
    margin-top: 6px;
  }


  /* 補足テキスト */
  small,
  .about-link-description,
  .about-note-link {
    font-size: 12px;
  }

  /* 外部リンク集 */
  .about-external-links {
    gap: 12px;
  }

  .about-external-links .btn-icon {
    font-size: 14px;
  }
}




/* ==================================================
   2. Header
   ================================================== */
.header {
  height: var(--header-height);
  background-color: var(--color-primary);
  color: #FFFFFF;
  position: fixed; /* sticky から変更 */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.logo span {
  font-size: 18px;
  font-weight: 500;
}
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-weight: 500;
  color: #FFFFFF;
  text-decoration: none;
  position: relative;
  padding-bottom: 4px; /* 下線との間の隙間 */
  cursor: pointer;
  transition: opacity 0.2s ease;
}

/* モバイル版 */
@media (max-width: 768px) {
  .logo span {
    display: none;
  }
}

/* 下線アニメーション（初期状態：横幅 0） */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #FFFFFF; /* ヘッダー文字に合わせた白い下線 */
  border-radius: 1px;
  transform: scaleX(0);      /* 通常時は非表示（縮小） */
  transform-origin: right;   /* マウスを離した時は右へ消える */
  transition: transform 0.25s ease;
}

/* --- ホバー（Hover）時のアクション --- */
/* ホバー時に左から下線が伸びて出現 */
.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;    /* ホバー時は左から出現 */
}


.icon-link {
  display: flex;
  align-items: center;
}

/* ロゴマークホバー時のわずかな透明度変化 */
.logo:hover {
  opacity: 0.9;
}

/* ==================================================
   3. Main Views & Layouts
   ================================================== */
.view {
  display: none;
  padding-bottom: var(--space-section);
}

.view.active {
  display: block;
}

/* Hero Section */
.hero {
  margin-top: 62px;
  margin-bottom: var(--space-section);
}

.hero-banner {
  height: 340px;
  background: linear-gradient(135deg, #d2ebec 0%, #eef5f7 100%);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-copy {
  position: absolute;
  left: 48px;
  z-index: 2;
}

.hero-copy h1 {
  font-size: 32px;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 8px;
}

.hero-copy p {
  font-size: 15px;
  color: #61788a;
}


.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 32px;
  border-radius: var(--radius-button);
  background-color: var(--color-primary);
  color: #FFFFFF;
  font-weight: bold;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn:hover {
  background-color: var(--color-accent);
}

/* Works Section */
.works-section {
  margin-bottom: var(--space-section);
}

.works-group {
  margin-bottom: 48px;
}

.group-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.group-badge {
  background-color: #E2F5F5;
  color: var(--color-accent);
  padding: 6px 16px;
  border-radius: 999px;
  font-weight: bold;
  font-size: 14px;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-card);
}

@media (max-width: 767px) {

    .hero {
    margin-top: 0px;
    margin-bottom: 24px;
    width: 100vw;
    margin-left: calc(50% - 50vw);
  }

  .hero-banner {
    width: 100%;
    height: 280px;
    border-radius: 0; /* 画面の端まで広げる */
    border-left: none;
    border-right: none;
  }

  .hero-copy {
    left: 24px;
    right: 24px;
  }



  .works-grid {
    grid-template-columns: 1fr;
  }
}

.work-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.work-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.06);
}

.work-thumb {
  aspect-ratio: 3 / 2;
  background-color: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8da4b0;
}

.work-info {
  padding: 16px 20px;
}

.work-title {
  font-size: 16px;
  font-weight: bold;
}

.see-more-wrap {
  text-align: right;
  margin-top: 20px;
}

.see-more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-accent);
  font-weight: bold;
  font-size: 15px;
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  cursor: pointer;
  transition: color 0.25s ease;
}

/* 下線アニメーション（ホバー時に左から伸びる） */
.see-more-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.25s ease;
}



/* 下線が左から伸びる */
.see-more-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}



/* Contact Section */
.contact-section {
  margin-bottom: var(--space-section);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-card);
}

.section-description {
  margin: 0 auto 32px;
  color: var(--color-text);
  font-size: 15px;
  font-weight: bold;
  line-height: 1.9;
  text-align: left;
}



@media (max-width: 767px) {

  .contact-grid {
    grid-template-columns: 1fr;    
  }
  .section-description {
    margin-bottom: 24px;
    font-size: 14px;
    line-height: 1.8;
  }
  .work-info {
    padding: 8px 12px;
    font-size: 14px;
  }

  .work-title {
    font-size: 14px;
  }

}



.contact-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
}

.contact-card p {
  font-size: 14px;
  color: #556b7a;
  margin-bottom: 24px;
}

.contact-card .card-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.text-link {
  color: var(--color-accent);
  text-decoration: underline;
}


/* ボタン内のMaterial Iconサイズ・位置調整 */
.btn .material-symbols-outlined {
  font-size: 18px;          /* ボタン内のテキストに合わせたサイズ */
  vertical-align: middle;
  margin-left: 2px;
}



@media (max-width: 767px) {
  .contact-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  display: flex;
  justify-content: center;
}
}

/* ==================================================
   Contact Card - 丸枠 Material Icon（中央配置）
   ================================================== */
.icon-circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;           /* 完全な〇（円形） */
  background-color: #E2F5F5;   /* 薄いターコイズ背景 */
  color: var(--color-primary); /* ターコイズ色のアイコン */
  display: flex;
  align-items: center;
  justify-content: center;
  
  /* ★ カード内で左右中央表示にする設定 */
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 30px;          /* 下（タイトル）との間の余白 */

  border: 1px solid var(--color-border);
}

/* アイコン自体のサイズ調整 */
.icon-circle .material-symbols-outlined {
  font-size: 48px;
}

/* Banner Section */
.banner-section {
  margin-bottom: var(--space-section);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-card);
}

@media (max-width: 767px) {
  .banner-section {
    grid-template-columns: 1fr;
  }
}

.banner-card {
  background: linear-gradient(135deg, #42C1C3 0%, #159DA8 100%);
  color: #FFFFFF;
  padding: 24px;
  border-radius: var(--radius-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: opacity 0.2s;
}

.banner-card:hover {
  opacity: 0.9;
}

/* Filter Buttons */
.filter-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 24px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font-weight: bold;
  transition: all 0.2s;
}

.filter-btn.active {
  background-color: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

/* Modal / Lightbox */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(37, 59, 77, 0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  max-width: 1000px;
  width: 100%;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.modal-image {
  width: 100%;
  aspect-ratio: 3 / 2;
  background-color: var(--color-border);
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8da4b0;
}

/* モーダル内の動画 */
.modal-image video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 65vh;
  object-fit: contain;
  background-color: #000;
  border-radius: 8px;
}

.modal-title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 8px;
}

.modal-desc {
  font-size: 14px;
  color: #556b7a;
  margin-bottom: 24px;
  text-align: center;
}


.btn-outline {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 0 32px;
  font-size: 15px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: #FFFFFF;
}

.back-to-home {
  margin-bottom: var(--space-section);
  text-align: center;
}

.legal-page > .back-to-home {
  margin-top: 48px;
}

@media (max-width: 767px) {
  .legal-page > .back-to-home {
    margin-top: 36px;
  }
}

.modal-created-at {
  margin-top: 8px;
  color: #667985;
  font-size: 14px;
}

/* ==================================================
   Modal / Lightbox - Mobile
   ================================================== */

@media (max-width: 768px) {
  .modal-overlay {
    padding: 10px;
    align-items: center;
    justify-content: center;
  }

  .modal-content {
    width: 100%;
    max-width: none;
    max-height: 94dvh;
    padding: 16px 12px;
    border-radius: 12px;
    overflow-y: auto;
  }

  /* 作品画像 */
  .modal-image {
    width: 100%;
    min-height: 120px;
    max-height: 70dvh;
    aspect-ratio: auto;
    margin-bottom: 14px;
  }

  .modal-image img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 70dvh;
    object-fit: contain;
  }

  .modal-image video {
  max-height: 60vh;
  }

  /* タイトル */
  .modal-title {
    width: 100%;
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  /* 説明文 */
  .modal-desc {
    width: 100%;
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 14px;
  }

  .modal-created-at {
  margin-top: 8px;
  color: #667985;
  font-size: 12px;
}


  /* ボタン */
  .btn-outline {
    min-height: 44px;
    padding: 10px 20px;
    font-size: 14px;
  }
}

/* 小さめのスマートフォン */
@media (max-width: 480px) {
  .modal-overlay {
    padding: 6px;
  }

  .modal-content {
    padding: 12px 10px;
    max-height: 96dvh;
  }

  .modal-image {
    max-height: 72dvh;
  }

  .modal-image img {
    max-height: 72dvh;
  }

  .modal-title {
    font-size: 16px;
  }
}


/* CSS (パターン②用) */
.note-qa-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
  margin-bottom: 32px;
}

.note-qa-item {
  background-color: var(--color-surface);
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: border-color 0.2s;
}


.note-qa-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: #E2F5F5;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.note-qa-body {
  flex-grow: 1;
}

.qa-label {
  font-size: 12px;
  font-weight: bold;
  color: var(--color-primary);
  display: block;
  margin-bottom: 4px;
}

.note-qa-body h4 {
  font-size: 16px;
  margin-bottom: 4px;
}

.note-qa-body p {
  font-size: 13px;
  color: #556b7a;
}

@media (max-width: 767px) {
  .note-qa-item {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    align-items: start;
    gap: 12px 16px;
  }

  .note-qa-icon {
    grid-column: 1;
    grid-row: 1;
  }

  .note-qa-body {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
  }

  .note-qa-item > .btn {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: center;
    align-self: auto;
    margin-left: 0;
  }
}


/* ==================================================
   4. Footer
   ================================================== */
.footer {
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.footer-main {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-links {
  display: flex;
  gap: 24px;
  font-size: 14px;
}

.footer-logo {
  display: block;
  width: 44px;
  height: auto;
}

.copyright {
  color: #FFFFFF;
  font-size: 12px;
}

/* モバイル版：フッターリンクを縦並び */
@media screen and (max-width: 768px) {
  .footer-links {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
}

/* ==================================================
   About Section
   ================================================== */

.about-section {
  margin-bottom: var(--space-section);
  scroll-margin-top: calc(var(--header-height, 72px) + 20px);
}

.about-card {
  margin: 0 auto;
  padding: 32px;

  display: flex;
  flex-direction: column;
  gap: 32px;

  background-color: var(--color-surface, #fff);
  border: 1px solid var(--color-border, #D6E3E9);
  border-radius: var(--radius-card, 16px);
}

/* ==================================================
   各項目：見出しと本文を横並び
   ================================================== */

.about-item {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  align-items: start;
  gap: 24px;
}

.about-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
}

.about-heading h3 {
  margin: 0;
  color: var(--color-text, #253B4D);
  font-size: 18px;
  font-weight: 600;
}

/* About見出しのアイコン */
.about-heading .about-icon {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 42px;
  height: 42px;
  min-width: 42px;
  box-sizing: border-box;
  flex-shrink: 0;

  padding: 0;
  margin: 0;
  line-height: 1;
  text-align: center;

  color: var(--color-accent, #159DA8);
  background: #EAF7F7;
  border-radius: 10px;

  font-family: "Material Symbols Outlined";
  font-size: 23px;
  font-weight: normal;
  font-style: normal;
  font-feature-settings: "liga";
  white-space: nowrap;
}

.about-icon.material-symbols-outlined {
  font-size: 23px;
  line-height: 1;
  font-weight: normal;
  font-style: normal;
  font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
}


.about-note-link .btn-icon {
  font-size: 16px;
  line-height: 1;
  vertical-align: middle;
}

.about-note-link {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.about-note-link:hover {
  color: var(--color-primary);
}

/* ==================================================
   本文・自己紹介
   ================================================== */

.about-content {
  min-width: 0;
  padding-top: 4px;
  color: var(--color-text, #253B4D);
  font-size: 15px;
  line-height: 1.7;
}

.about-content p {
  margin: 0 0 8px;
}

.about-content p:last-child {
  margin-bottom: 0;
}

.about-content .about-name {
  margin-bottom: 12px;
  font-weight: 600;
}

/* 既存HTMLで about-text を使用している場合にも対応 */

.about-text {
  margin: 0 0 24px;
  color: var(--color-text, #253B4D);
  font-size: 15px;
  line-height: 1.9;
}

.about-text p {
  margin: 0;
}

.about-text .about-name {
  margin-bottom: 6px;
  font-weight: 600;
}

/* ==================================================
   好きなもののタグ
   ================================================== */

.favorite-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.favorite-tag-wrap {
  position: relative;
}

.favorite-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;

  min-height: 42px;
  padding: 9px 14px;

  color: var(--color-text, #253B4D);
  background: #fff;
  border: 1px solid var(--color-border, #D6E3E9);
  border-radius: 8px;

  font: inherit;
  font-size: 14px;
  cursor: pointer;

  transition:
    color 0.2s ease,
    background-color 0.2s ease,
    border-color 0.2s ease;
}

.favorite-tag .material-symbols-outlined {
  font-size: 19px;
  color: var(--color-accent, #159DA8);
}

.favorite-tag:hover,
.favorite-tag:focus-visible,
.favorite-tag-wrap.is-pinned .favorite-tag {
  background: #EAF7F7;
  border-color: var(--color-primary, #42C1C3);
}

.favorite-tag:focus-visible {
  outline: 2px solid var(--color-accent, #159DA8);
  outline-offset: 3px;
}

/* ==================================================
   好きなもののツールチップ
   ================================================== */

.favorite-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  z-index: 10;

  width: max-content;
  max-width: 280px;
  padding: 14px 16px;

  color: #fff;
  background: var(--color-text, #253B4D);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);

  font-size: 13px;
  line-height: 1.8;

  visibility: hidden;
  opacity: 0;
  pointer-events: none;

  transition:
    opacity 0.2s ease,
    visibility 0.2s ease;
}

.favorite-tag-wrap:hover .favorite-tooltip,
.favorite-tag-wrap:focus-within .favorite-tooltip,
.favorite-tag-wrap.is-pinned .favorite-tooltip {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

/* ==================================================
   外部リンクボタン
   ================================================== */

.about-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
  margin-top: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 32px;

  border: none;
  border-radius: var(--radius-button);
  background-color: var(--color-primary);
  color: #fff;

  font-weight: bold;
  text-decoration: none;
  cursor: pointer;

  transition: background-color 0.2s;
}

.btn:hover {
  background-color: var(--color-accent);
}


/* ==================================================
   スマートフォン
   ================================================== */

@media (max-width: 767px) {
  .about-card {
    padding: 24px 20px;
    gap: 28px;
  }

  .about-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .about-buttons {
    gap: 10px;
  }

  .btn {
    padding: 0 20px;
  }

  .favorite-tooltip {
    position: fixed;
    top: 50%;
    left: 50%;
    width: max-content;
    max-width: calc(100vw - 40px);
    transform: translate(-50%, -50%);
  }

  .about-buttons {
    gap: 8px;
    margin-top: 10px;
    margin-bottom: 10px;
  }

  .btn {
    min-height: 36px;
    padding: 0 20px;
    gap: 6px;
    font-size: 13px;
    line-height: 1.4;
  }
}


/* ===== Opening Animation ===== */


.opening {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background: #fff;
  overflow: hidden;
  animation: openingCurtain 0.8s ease 2.0s forwards;
}

/* ロゴとテキスト */
.opening-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;

  color: var(--color-text);
  font-size: 14px;
  font-weight: 500;

  /* 左から斜めに表示し、右へ斜めに消す */
  clip-path: inset(0 100% 0 0);
  animation:
    logoReveal 0.8s ease 0.3s forwards,
    logoExit 0.6s ease 1.5s forwards;
}

.opening-logo img {
  display: block;
  width: 128px;
  height: 128px;
  object-fit: contain;
}

/* ロゴを表示 */
@keyframes logoReveal {
  from {
    clip-path: polygon(
      0 0, 0 0, 0 100%, 0 100%
    );
    opacity: 0;
    transform: translateX(-18px);
  }

  to {
    clip-path: polygon(
      0 0, 100% 0, 100% 100%, 0 100%
    );
    opacity: 1;
    transform: translateX(0);
  }
}

/* ロゴを斜めに消す */
@keyframes logoExit {
  from {
    clip-path: polygon(
      0 0, 100% 0, 100% 100%, 0 100%
    );
    opacity: 1;
    transform: translateX(0);
  }

  to {
    clip-path: polygon(
      100% 0, 100% 0, 100% 100%, 100% 100%
    );
    opacity: 0;
    transform: translateX(18px);
  }
}

/* 白い画面をフェードアウト */
@keyframes openingCurtain {
  0% {
    opacity: 1;
    visibility: visible;
  }

  100% {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
}

/* 動きを減らす設定を優先 */
@media (prefers-reduced-motion: reduce) {
  .opening,
  .opening-logo {
    animation-duration: 0.01ms;
    animation-delay: 0ms;
  }
}

/* オープニング再生済み */
.opening-played .opening {
  display: none;
}