/* ==========================================================================
   アースラボ 共通スタイル
   TODO: ブランドカラー・フォント・実際の画像に合わせて調整すること
   ========================================================================== */

:root {
  /* Colors（仮） */
  --color-primary: #1e8f5e;
  --color-primary-dark: #14653f;
  --color-primary-tint: #e9f4ee;
  --color-accent: #ffb800;
  --color-accent-dark: #e0a000;
  --color-text: #2b2b2b;
  --color-text-light: #6b6b6b;
  --color-bg: #ffffff;
  --color-bg-alt: #f5f8f6;
  --color-border: #e2e6e4;

  /* Type */
  --font-base: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", sans-serif;
  --font-en: "Helvetica Neue", Arial, sans-serif;

  /* Layout */
  --max-width: 1120px;
  --header-height: 72px;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 36px rgba(20, 101, 63, 0.1);
}

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
}

h1, h2, h3, h4 {
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.container {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 24px;
}

/* --- Buttons ---------------------------------------------------------- */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 34px;
  border-radius: 999px;
  background: var(--color-accent);
  color: var(--color-text);
  font-weight: 700;
  line-height: 1.4;
  box-shadow: 0 6px 16px rgba(255, 184, 0, 0.3);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.button:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(255, 184, 0, 0.35);
}

.button--outline {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
  box-shadow: none;
}

.button--outline:hover {
  background: #fff;
  color: var(--color-primary-dark);
  box-shadow: none;
}

/* 白背景の上で使う線ボタン */
.button--ghost {
  background: #fff;
  border: 2px solid var(--color-primary);
  color: var(--color-primary-dark);
  box-shadow: none;
}

.button--ghost:hover {
  background: var(--color-primary-tint);
  box-shadow: none;
}

.button--sm {
  padding: 10px 22px;
  font-size: 0.9rem;
  box-shadow: none;
}

/* テキストリンク（→付き） */
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  color: var(--color-primary-dark);
  border-bottom: 2px solid var(--color-primary-tint);
  padding-bottom: 2px;
  transition: border-color 0.15s ease, gap 0.15s ease;
}

.link-more:hover {
  border-color: var(--color-primary);
  gap: 12px;
}

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

/* --- Header / Nav --------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 24px;
  width: 100%;
}

.site-logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
  margin-right: auto;
  flex-shrink: 0;
}

.site-logo img {
  display: block;
  width: auto;
  height: 40px;
}

@media (max-width: 480px) {
  .site-logo img {
    height: 32px;
  }
}

.site-nav {
  display: flex;
  gap: 24px;
}

.site-nav a {
  position: relative;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav a[aria-current="page"] {
  color: var(--color-primary);
}

.header-cta {
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1040px) {
  .header-cta {
    display: none;
  }
}

@media (max-width: 860px) {
  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    border-bottom: 1px solid var(--color-border);
    transition: max-height 0.25s ease;
  }

  .site-nav.is-open {
    max-height: 480px;
  }

  .site-nav a {
    display: block;
    padding: 14px 24px;
    border-top: 1px solid var(--color-border);
  }

  .site-nav a::after {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

/* --- Hero ------------------------------------------------------------ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 88px;
  background:
    radial-gradient(circle at 85% 15%, rgba(255, 184, 0, 0.12), transparent 45%),
    linear-gradient(160deg, var(--color-primary-tint), var(--color-bg) 65%);
}

/* 背景のブロック格子（マイクラのモチーフ） */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 143, 94, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 143, 94, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  gap: 48px;
}

.hero__badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--color-primary-tint);
  color: var(--color-primary-dark);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.hero h1 {
  font-size: clamp(1.6rem, 2.6vw, 2.5rem);
  line-height: 1.4;
  margin-bottom: 20px;
}

/* 1行目「東京理科大学生たちが作った」を途中で改行させない */
.hero h1 .hero__line {
  white-space: nowrap;
}

.hero h1 .marker {
  background: linear-gradient(transparent 62%, rgba(255, 184, 0, 0.45) 62%);
}

.hero__lead {
  color: var(--color-text-light);
  max-width: 34em;
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__note {
  margin-top: 20px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.hero__visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__visual img {
  width: 100%;
}

/* ゲーム画面2枚をフェードで切り替える */
.hero__slides {
  display: grid;
  aspect-ratio: 16 / 10;
}

.hero__slides img {
  grid-area: 1 / 1;
  height: 100%;
  object-fit: cover;
}

.hero__slides img:nth-child(2) {
  opacity: 0;
  animation: hero-fade 10s ease-in-out infinite;
}

@keyframes hero-fade {
  0%, 40% { opacity: 0; }
  50%, 90% { opacity: 1; }
  100% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__slides img:nth-child(2) {
    animation: none;
  }
}

@media (max-width: 860px) {
  .hero {
    padding: 48px 0 64px;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero h1 {
    font-size: clamp(1.2rem, 5.8vw, 2rem);
  }

  .hero__actions .button {
    flex: 1 1 100%;
  }
}

/* --- Section generic --------------------------------------------------- */
.section {
  padding: 88px 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section-head {
  text-align: center;
  margin-bottom: 52px;
}

.section-head__en {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.section-head__ja {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.section-head__lead {
  margin-top: 16px;
  color: var(--color-text-light);
}

/* 旧マークアップ互換 */
.section-title {
  text-align: center;
  font-size: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: 48px;
}

/* --- Features (craft-plus.jp 参考) -------------------------------------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.feature-card {
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 64px 36px 36px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* 背景に大きく敷く連番 */
.feature-card .feature-number {
  position: absolute;
  top: -18px;
  right: 12px;
  font-family: var(--font-en);
  font-size: 6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary-tint);
  pointer-events: none;
}

.feature-card h3 {
  position: relative;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.feature-card p {
  position: relative;
  color: var(--color-text-light);
  font-size: 0.94rem;
}

@media (max-width: 720px) {
  .feature-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .feature-card {
    padding: 64px 24px 28px;
  }
}

/* --- Cards / Locations / Courses ---------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.card-body h3 {
  font-size: 1.15rem;
}

.card-body p {
  color: var(--color-text-light);
  font-size: 0.94rem;
}

/* --- Flyer ------------------------------------------------------------- */
.flyer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: start;
  gap: 28px;
  max-width: 760px;
  margin-inline: auto;
}

.flyer-card {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.flyer-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.flyer-card img {
  width: 100%;
  height: auto;
}

@media (max-width: 720px) {
  .flyer-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
  }
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-primary-tint);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
}

/* 詳細モーダルを開くカード：ボタンの当たり判定をカード全体に広げる */
.card--clickable {
  position: relative;
  cursor: pointer;
}

.card__more {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--color-primary-tint);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.94rem;
  transition: border-color 0.15s ease;
}

.card__more::before {
  content: "";
  position: absolute;
  inset: 0;
}

.card__more::after {
  content: " →";
}

.card--clickable:hover .card__more {
  border-color: var(--color-primary);
}

.card__more:focus-visible {
  outline: none;
}

.card--clickable:has(.card__more:focus-visible) {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* --- 教室案内 ------------------------------------------------------------ */
.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.location-card {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.location-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.location-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.location-card p {
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.location-card .station {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

/* --- お知らせ ------------------------------------------------------------ */
.news-list {
  max-width: 800px;
  margin-inline: auto;
  border-top: 1px solid var(--color-border);
}

.news-item {
  border-bottom: 1px solid var(--color-border);
}

.news-item a {
  display: grid;
  grid-template-columns: 8em 7em 1fr;
  align-items: center;
  gap: 16px;
  padding: 20px 8px;
  transition: background 0.15s ease;
}

.news-item a:hover {
  background: var(--color-bg-alt);
}

.news-item time {
  font-family: var(--font-en);
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.news-item .tag {
  justify-self: start;
}

.news-item .news-title {
  font-size: 0.96rem;
}

@media (max-width: 640px) {
  .news-item a {
    grid-template-columns: auto 1fr;
    row-gap: 8px;
  }

  .news-item .news-title {
    grid-column: 1 / -1;
  }
}

.news-empty {
  padding: 32px 8px;
  text-align: center;
  color: var(--color-text-light);
}

/* お知らせ詳細 */
.news-article {
  max-width: 800px;
  margin-inline: auto;
}

.news-article__meta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.news-article__meta time {
  font-family: var(--font-en);
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.news-article__title {
  margin-top: 12px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--color-primary-tint);
  font-size: 1.5rem;
  line-height: 1.5;
}

.news-article__body {
  margin-top: 28px;
}

.news-article__body p + p {
  margin-top: 1.2em;
}

.news-article__body p {
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.news-article__empty {
  text-align: center;
  color: var(--color-text-light);
}

/* --- CTA ---------------------------------------------------------------- */
.cta {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 80px 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}

.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
}

.cta .container {
  position: relative;
}

.cta h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 12px;
}

.cta__lead {
  margin-bottom: 32px;
  color: rgba(255, 255, 255, 0.88);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.cta__mail {
  margin-top: 28px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.88);
}

.cta__mail a {
  display: block;
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  overflow-wrap: anywhere;
}

/* --- Footer --------------------------------------------------------------- */
.site-footer {
  padding: 56px 0 28px;
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
}

.footer-logo {
  display: inline-block;
  margin-bottom: 24px;
}

.footer-logo img {
  display: block;
  width: auto;
  height: 36px;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-bottom: 24px;
  font-size: 0.9rem;
}

.site-footer nav a:hover {
  color: var(--color-primary);
}

.site-footer small {
  display: block;
  color: var(--color-text-light);
  font-size: 0.8rem;
}

.site-footer .disclaimer {
  margin-top: 12px;
  line-height: 1.7;
}

/* ==========================================================================
   下層ページ用コンポーネント
   ========================================================================== */

/* --- ページ見出し帯 -------------------------------------------------- */
.page-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 52px;
  background: linear-gradient(160deg, var(--color-primary-tint), var(--color-bg) 70%);
  border-bottom: 1px solid var(--color-border);
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 143, 94, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 143, 94, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  text-align: center;
}

.page-hero__en {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.page-hero h1 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.breadcrumb li + li::before {
  content: "›";
  margin-right: 8px;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

/* --- 本文まわり ------------------------------------------------------ */
.prose {
  max-width: 760px;
  margin-inline: auto;
}

.prose p + p {
  margin-top: 1.3em;
}

.prose h3 {
  margin: 2em 0 0.8em;
  font-size: 1.25rem;
}

.note {
  max-width: 820px;
  margin: 36px auto 0;
  padding: 20px 24px;
  background: var(--color-primary-tint);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.note strong {
  display: block;
  margin-bottom: 6px;
  color: var(--color-text);
}

/* --- 画像＋テキストの交互レイアウト ----------------------------------- */
.media-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.media-row + .media-row {
  margin-top: 64px;
}

.media-row__figure img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.media-row h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
}

.media-row p {
  color: var(--color-text-light);
}

.media-row p + p {
  margin-top: 1.2em;
}

.media-row--reverse .media-row__figure {
  order: 2;
}

@media (max-width: 860px) {
  .media-row {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .media-row--reverse .media-row__figure {
    order: 0;
  }
}

/* --- 代表プロフィール ------------------------------------------------ */
.profile-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  align-items: start;
  max-width: 880px;
  margin-inline: auto;
  padding: 32px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.profile-card img {
  width: 100%;
  border-radius: var(--radius);
}

/* ブロック名で修飾しているのは、`.profile-card p` に確実に勝たせるため */
.profile-card .profile-card__role {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.profile-card .profile-card__name {
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.profile-card p {
  color: var(--color-text-light);
}

@media (max-width: 640px) {
  .profile-card {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 24px;
  }
}

/* --- 指導の流れ（ステップ） ------------------------------------------- */
.step-list {
  display: grid;
  gap: 20px;
  max-width: 820px;
  margin-inline: auto;
}

.step-item {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  align-items: start;
  padding: 24px 28px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

/* ステップ間をつなぐ縦線 */
.step-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 55px;
  bottom: -20px;
  width: 2px;
  height: 20px;
  background: var(--color-primary-tint);
}

/* ブロック名で修飾しているのは、`.step-item p` に確実に勝たせるため */
.step-item .step-item__num {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 1.15rem;
}

.step-item h3 {
  font-size: 1.1rem;
  margin: 12px 0 8px;
}

.step-item p {
  color: var(--color-text-light);
  font-size: 0.94rem;
}

@media (max-width: 560px) {
  .step-item {
    grid-template-columns: 44px 1fr;
    gap: 16px;
    padding: 20px;
  }

  .step-item .step-item__num {
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }

  .step-item:not(:last-child)::after {
    left: 41px;
  }

  .step-item h3 {
    margin-top: 8px;
  }
}

/* --- 料金プラン ------------------------------------------------------- */
.price-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

@media (max-width: 600px) {
  .price-grid {
    grid-template-columns: 1fr;
  }
}

.price-card {
  display: flex;
  flex-direction: column;
  padding: 36px 28px 32px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
}

.price-card--featured {
  position: relative;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.price-card--featured::before {
  content: "おすすめ";
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 18px;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
}

.price-card__name {
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.price-card__target {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 18px;
}

.price-card__price {
  font-family: var(--font-en);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary-dark);
}

.price-card__price span {
  font-family: var(--font-base);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-text-light);
}

.price-card__list {
  display: grid;
  gap: 10px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.price-card__list li {
  position: relative;
  padding-left: 24px;
}

.price-card__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* --- 表（料金内訳） -------------------------------------------------- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #fff;
}

.data-table {
  min-width: 620px;
  font-size: 0.92rem;
}

.data-table th,
.data-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.data-table thead th {
  background: var(--color-primary-tint);
  color: var(--color-primary-dark);
  font-weight: 700;
  white-space: nowrap;
}

.data-table tbody th {
  background: var(--color-bg-alt);
  font-weight: 700;
  white-space: nowrap;
}

.data-table tbody tr:last-child th,
.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.table-hint {
  margin-top: 10px;
  font-size: 0.8rem;
  color: var(--color-text-light);
}

@media (min-width: 861px) {
  .table-hint {
    display: none;
  }
}

/* --- FAQ（アコーディオン） -------------------------------------------- */
.faq-list {
  display: grid;
  gap: 16px;
  max-width: 820px;
  margin-inline: auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 24px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "Q";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-en);
  font-size: 0.9rem;
}

/* 開閉を示すシェブロン */
.faq-item summary::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin: 6px 0 0 auto;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  transform: rotate(-135deg);
}

.faq-item summary:hover {
  background: var(--color-bg-alt);
}

.faq-answer {
  display: flex;
  gap: 14px;
  padding: 0 24px 22px;
  color: var(--color-text-light);
  font-size: 0.94rem;
}

.faq-answer::before {
  content: "A";
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--color-accent);
  color: var(--color-text);
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 700;
}

/* --- 教室詳細 --------------------------------------------------------- */
.location-detail {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.location-detail + .location-detail {
  margin-top: 40px;
}

.location-detail__body {
  padding: 28px 32px;
}

.location-detail__body h2 {
  font-size: 1.35rem;
  margin-bottom: 18px;
}

.map-embed {
  border-top: 1px solid var(--color-border);
}

.map-embed iframe {
  display: block;
  width: 100%;
  height: 320px;
  border: 0;
}

.info-list {
  display: grid;
  grid-template-columns: 6em 1fr;
  gap: 10px 16px;
  font-size: 0.92rem;
}

.info-list dt {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.info-list dd {
  color: var(--color-text-light);
}

@media (max-width: 720px) {
  .location-detail__body {
    padding: 24px;
  }

  .map-embed iframe {
    height: 260px;
  }

  .info-list {
    grid-template-columns: 5em 1fr;
  }
}

/* --- ページネーション -------------------------------------------------- */
.pagination {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 44px;
}

.pagination a,
.pagination span {
  display: grid;
  place-items: center;
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  font-size: 0.9rem;
}

.pagination a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination .is-current {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  font-weight: 700;
}

/* --- フォーム ---------------------------------------------------------- */
.contact-mail {
  max-width: 640px;
  margin: 0 auto 48px;
  padding: 32px;
  text-align: center;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.contact-mail__label {
  font-size: 0.88rem;
  color: var(--color-text-light);
}

.contact-mail__address {
  font-family: var(--font-en);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
}

.contact-mail__address a {
  color: var(--color-primary-dark);
}

.form {
  display: grid;
  gap: 22px;
  max-width: 640px;
  margin-inline: auto;
}

.form-field {
  display: grid;
  gap: 8px;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 700;
}

.badge-required,
.badge-optional {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 700;
}

.badge-required {
  background: var(--color-accent);
  color: var(--color-text);
}

.badge-optional {
  background: var(--color-bg-alt);
  color: var(--color-text-light);
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 13px 14px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(30, 143, 94, 0.15);
}

.form textarea {
  resize: vertical;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
}

.form-consent input {
  width: auto;
  margin-top: 4px;
}

.form-actions {
  margin-top: 8px;
  text-align: center;
}

.form-status {
  padding: 14px 18px;
  background: var(--color-primary-tint);
  border: 1px solid var(--color-primary);
  border-radius: 10px;
  color: var(--color-primary-dark);
  font-weight: 700;
}

.form-status.is-error {
  background: #fdeeee;
  border-color: #d64545;
  color: #a12a2a;
}

/* ハニーポット：画面外に出して人間には見せない */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form button:disabled {
  opacity: 0.6;
  cursor: wait;
}

/* --- 無料体験モーダル（校舎一覧） -------------------------------------- */
.trial-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  overflow-y: auto;
  padding: 24px 16px;
}

.trial-modal.is-open {
  display: block;
}

/* モーダル表示中は背面をスクロールさせない */
body.is-modal-open {
  overflow: hidden;
}

.trial-modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 45, 34, 0.55);
}

.trial-modal__panel {
  position: relative;
  width: min(920px, 100%);
  margin-inline: auto;
  padding: 44px 48px 48px;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  text-align: center;
}

.trial-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--color-text-light);
  transition: background 0.15s ease, color 0.15s ease;
}

.trial-modal__close::before,
.trial-modal__close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 18px;
  height: 2px;
  background: currentColor;
}

.trial-modal__close::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.trial-modal__close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.trial-modal__close:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.trial-modal__en {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.trial-modal__title {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
}

.trial-modal__lead {
  margin-top: 10px;
  margin-bottom: 32px;
  font-size: 0.94rem;
  color: var(--color-text-light);
}

.trial-school-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 40px;
  text-align: left;
}

/* 校舎名：グレーの罫線の上に、左側だけアクセント色の線を重ねる */
.trial-school__name {
  position: relative;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  font-size: 1.15rem;
}

.trial-school__name::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 30%;
  height: 2px;
  background: var(--color-primary);
}

.trial-school__button {
  display: block;
  margin: 20px auto 0;
  width: min(340px, 100%);
  padding: 16px 20px;
  border-radius: var(--radius);
  background: var(--color-accent);
  color: var(--color-text);
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  box-shadow: 0 6px 16px rgba(255, 184, 0, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.trial-school__button:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(255, 184, 0, 0.34);
}

/* URL未設定の校舎 */
.trial-school__button.is-disabled {
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  box-shadow: none;
  cursor: default;
  transform: none;
}

@media (max-width: 720px) {
  .trial-modal__panel {
    padding: 40px 24px 32px;
  }

  .trial-school-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* --- コース詳細モーダル（.trial-modal の見た目を流用） --------------------- */
.course-modal .trial-modal__panel {
  text-align: left;
}

.course-modal .trial-modal__en,
.course-modal .trial-modal__title {
  text-align: center;
}

.course-modal .prose {
  margin-top: 24px;
}

.course-modal__heading {
  margin: 40px 0 20px;
  padding-left: 12px;
  border-left: 4px solid var(--color-primary);
  font-size: 1.2rem;
}

.course-modal .feature-grid {
  gap: 16px;
}

.course-modal .feature-card {
  padding: 44px 24px 24px;
  box-shadow: none;
}

.course-modal .feature-card:hover {
  transform: none;
}

.course-modal .feature-card .feature-number {
  top: -10px;
  font-size: 4rem;
}

.course-modal .step-list,
.course-modal .note {
  max-width: none;
}

.course-modal .marker {
  background: linear-gradient(transparent 62%, rgba(255, 184, 0, 0.45) 62%);
  font-weight: 700;
}

/* 番号つきの特長ブロック（ブロックコーディング・Pythonコース） */
.course-point + .course-point {
  margin-top: 16px;
}

.course-point {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.course-point__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 1.1rem;
  line-height: 1.5;
}

.course-point__num {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 700;
}

.course-point p {
  font-size: 0.94rem;
}

.course-point__figure {
  margin: 20px auto 0;
  text-align: center;
}

.course-point__figure--narrow {
  max-width: 360px;
}

.course-point__figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.course-point__figure figcaption {
  margin-top: 10px;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

.course-point__figure figcaption strong {
  display: block;
  color: var(--color-text);
  font-size: 0.94rem;
}

@media (max-width: 720px) {
  .course-modal .step-item {
    grid-template-columns: 44px 1fr;
    gap: 14px;
    padding: 18px;
  }

  .course-modal .step-item .step-item__num {
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }

  .course-modal .step-item:not(:last-child)::after {
    left: 39px;
  }

  .course-modal .step-item h3 {
    margin-top: 8px;
  }

  .course-point {
    padding: 18px;
  }
}

/* 文章の中に混ぜて使うリンク */
.link-inline {
  color: var(--color-primary-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

/* プライバシーポリシー */
.policy h3:first-of-type {
  margin-top: 2.4em;
}

.policy h3 {
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary-tint);
}

.policy p,
.policy li {
  font-size: 0.95rem;
  line-height: 1.9;
}

.policy .info-list,
.policy-list {
  margin-top: 1em;
}

.policy-list {
  padding-left: 1.6em;
  list-style: decimal;
}

.policy-list li + li {
  margin-top: 0.4em;
}

.policy h4 {
  margin: 1.6em 0 0.4em;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}