/* ==========================================
   style.css - 全ページ共通スタイル
   ========================================== */

/* ------------------------------------------
   CSS変数（色・フォントをここで一元管理）
   ここを変更するだけで全ページの色が変わります
   ------------------------------------------ */
:root {
  --color-primary:   #C0392B;  /* メインカラー：情熱の赤 */
  --color-secondary: #E67E22;  /* サブカラー：温かみのあるオレンジ */
  --color-bg:        #FDF6EC;  /* 背景：やわらかいクリーム */
  --color-text:      #2C2C2C;  /* 本文テキスト：ほぼ黒 */
  --color-cta:       #27AE60;  /* CTAボタン（行動を促すボタン）：緑 */
  --color-white:     #FFFFFF;
  --color-gray:      #F5F5F5;
  --color-dark:      #1A1A1A;  /* フッター背景等 */

  --font-serif: 'Noto Serif JP', serif;    /* 見出し用 */
  --font-sans:  'Noto Sans JP', sans-serif; /* 本文用 */

  --max-width: 1200px;
  --header-height: 70px;
}

/* ------------------------------------------
   リセットCSS（ブラウザ差異をなくす）
   ------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth; /* スムーズスクロール */
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ------------------------------------------
   共通レイアウト
   ------------------------------------------ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

/* ------------------------------------------
   共通：セクションタイトル
   ------------------------------------------ */
.section-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 48px;
  position: relative;
  padding-bottom: 16px;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  margin: 12px auto 0;
}

.section-title-left {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  margin-bottom: 24px;
  padding-bottom: 12px;
  position: relative;
}

.section-title-left::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-primary);
  margin-top: 10px;
}

/* ------------------------------------------
   共通：ボタン
   ------------------------------------------ */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 1rem;
  text-align: center;
  transition: all 0.3s ease; /* ホバー時の滑らかな変化 */
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover {
  background: #a93226;
  transform: translateY(-2px);
}

.btn-cta {
  background: var(--color-cta);
  color: var(--color-white);
}
.btn-cta:hover {
  background: #1e8449;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-text);
}

.btn-full {
  width: 100%;
  display: block;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* ------------------------------------------
   共通：リンク「続きを読む →」スタイル
   ------------------------------------------ */
.link-more {
  color: var(--color-primary);
  font-weight: 700;
  transition: opacity 0.3s;
}
.link-more:hover {
  opacity: 0.7;
}

/* ------------------------------------------
   共通：カード（3列グリッド）
   ------------------------------------------ */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.card {
  background: var(--color-white);
  border-radius: 8px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.card-hover {
  transition: transform 0.3s, box-shadow 0.3s;
}
.card-hover:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15); /* ホバーで浮き上がり */
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--color-primary);
}

/* ------------------------------------------
   ローディング画面
   ------------------------------------------ */
#loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease;
}

#loading.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-gray);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ------------------------------------------
   ヘッダー
   ------------------------------------------ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: background 0.3s, box-shadow 0.3s;
  /* ページ最上部では背景透明 */
  background: transparent;
}

#header.scrolled {
  /* スクロールすると白背景＋影 */
  background: var(--color-white);
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ロゴ */
.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white); /* 透明時は白 */
  transition: color 0.3s;
  letter-spacing: 0.05em;
}

#header.scrolled .logo {
  color: var(--color-primary); /* スクロール後は赤 */
}

/* グローバルナビ */
.global-nav ul {
  display: flex;
  gap: 32px;
}

.global-nav a {
  font-weight: 500;
  color: var(--color-white); /* 透明時は白 */
  transition: color 0.3s;
  position: relative;
  padding-bottom: 4px;
}

#header.scrolled .global-nav a {
  color: var(--color-text); /* スクロール後はダーク */
}

.global-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.3s;
}

.global-nav a:hover::after,
.global-nav a.active::after {
  width: 100%; /* アクティブ・ホバーで下線表示 */
}

/* ハンバーガーメニュー（スマホ用） */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all 0.3s;
}

#header.scrolled .hamburger span {
  background: var(--color-text);
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* スマホ用ナビ */
.sp-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background: var(--color-white);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  z-index: 999;
}

.sp-nav.open {
  max-height: 300px;
}

.sp-nav ul {
  padding: 16px 0;
}

.sp-nav li a {
  display: block;
  padding: 14px 24px;
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-gray);
}

/* ------------------------------------------
   ヒーローセクション（index.html）
   ------------------------------------------ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-color: var(--color-dark);
  filter: saturate(1.4);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.52);
}

.hero-content {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  padding: 0 24px;
}

.hero-catch {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem); /* 画面幅に応じてフォントサイズが変わる */
  margin-bottom: 24px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.4);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.3rem);
  margin-bottom: 40px;
  opacity: 0.9;
}

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

/* ヒーローのフェードインアニメーション */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.4s; }
.delay-2 { animation-delay: 0.8s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ------------------------------------------
   スクロールアニメーション
   ------------------------------------------ */
.fade-in-section {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ------------------------------------------
   料金プランテーブル（コンパクト・トグル式）
   ------------------------------------------ */
.pricing-table {
  max-width: 680px;
  margin: 0 auto 40px;
  border: 1px solid #ddd;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.pricing-row {
  border-bottom: 1px solid #ddd;
}
.pricing-row:last-child {
  border-bottom: none;
}

.pricing-row-header {
  display: flex;
  align-items: center;
  padding: 18px 24px;
  background: var(--color-white);
  gap: 16px;
}
.pricing-row:nth-child(even) .pricing-row-header {
  background: #fdfaf5;
}

.pricing-plan-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  flex: 1;
}

.pricing-amount {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}
.pricing-amount small {
  font-size: 0.75rem;
  font-weight: 400;
  color: #777;
  margin-left: 2px;
}

.pricing-detail-btn {
  padding: 6px 14px;
  border: 1px solid #ddd;
  border-radius: 20px;
  font-size: 0.85rem;
  color: #555;
  background: var(--color-gray);
  white-space: nowrap;
  transition: all 0.3s;
  flex-shrink: 0;
}
.pricing-detail-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.pricing-arrow {
  display: inline-block;
  transition: transform 0.3s;
  font-style: normal;
}
.pricing-detail-btn[aria-expanded="true"] .pricing-arrow {
  transform: rotate(180deg);
}

.pricing-detail-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  background: var(--color-gray);
}

.pricing-detail-list {
  padding: 12px 24px 16px;
}
.pricing-detail-list li {
  padding: 5px 0;
  border-bottom: 1px solid #e8e8e8;
  font-size: 0.9rem;
}
.pricing-detail-list li:last-child {
  border-bottom: none;
}
.pricing-detail-list li::before {
  content: '✓ ';
  color: var(--color-cta);
  font-weight: 700;
}

/* 各プランのお申し込みボタン */
.pricing-plan-cta {
  margin-top: 16px;
  margin-bottom: 20px;
  text-align: center;
}

/* ------------------------------------------
   アクセスセクション
   ------------------------------------------ */
.access-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: start;
}

.access-info p {
  margin-bottom: 20px;
  line-height: 1.9;
}

.access-map iframe {
  border-radius: 8px;
}

/* ------------------------------------------
   お知らせプレビュー（index.html）
   ------------------------------------------ */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}

.news-item {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-gray);
}

.news-date {
  font-size: 0.9rem;
  color: #777;
  white-space: nowrap;
}

.news-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.badge-event  { background: #3498db; color: #fff; }
.badge-result { background: var(--color-primary); color: #fff; }
.badge-info   { background: #777; color: #fff; }

.news-title {
  font-size: 1rem;
  font-weight: 700;
}

.news-excerpt {
  font-size: 0.9rem;
  color: #555;
  display: none; /* プレビューでは非表示 */
}

.news-more { text-align: right; }

/* ------------------------------------------
   フッター
   ------------------------------------------ */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding-top: 60px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.footer-info p {
  font-size: 0.9rem;
  margin-bottom: 8px;
  opacity: 0.8;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav a {
  font-size: 0.9rem;
  opacity: 0.8;
  transition: opacity 0.3s;
}
.footer-nav a:hover { opacity: 1; }

.footer-sns {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-sns a {
  font-size: 0.9rem;
  opacity: 0.8;
  transition: opacity 0.3s;
}
.footer-sns a:hover { opacity: 1; }

.footer-bottom {
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}

.copyright {
  font-size: 0.85rem;
  opacity: 0.5;
}

/* ------------------------------------------
   ページトップへ戻るボタン
   ------------------------------------------ */
.page-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}

.page-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.page-top:hover {
  transform: translateY(-4px);
}

/* ------------------------------------------
   共通：2カラムレイアウト
   ------------------------------------------ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.two-col-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  display: block;
}

/* ------------------------------------------
   レスポンシブ対応（タブレット：768px〜1023px）
   ------------------------------------------ */
@media (max-width: 1023px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* ------------------------------------------
   レスポンシブ対応（スマートフォン：〜767px）
   ------------------------------------------ */
@media (max-width: 767px) {
  /* ヘッダー */
  .global-nav { display: none; } /* PC用ナビを非表示 */
  .hamburger { display: flex; } /* ハンバーガーを表示 */

  /* ヒーロー */
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  /* カード（スマホでも3列維持・余白を縮小） */
  .cards-3 {
    gap: 10px;
  }
  .card {
    padding: 16px 10px;
  }
  .card-icon {
    font-size: 1.5rem;
    margin-bottom: 8px;
  }
  .card h3 {
    font-size: 0.9rem;
  }
  .card p {
    font-size: 0.8rem;
  }

  /* アクセス */
  .access-inner {
    grid-template-columns: 1fr;
  }

  /* 2カラム */
  .two-col {
    grid-template-columns: 1fr;
  }

  /* フッター */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* セクション余白 */
  .section { padding: 60px 0; }
  .section-title { font-size: 1.5rem; }

  /* お知らせ */
  .news-item {
    flex-wrap: wrap;
  }
}

/* ------------------------------------------
   プライバシーポリシーモーダル
   ------------------------------------------ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 16px;
}
.modal-overlay.open {
  display: flex;
}
.modal-content {
  background: #fff;
  border-radius: 12px;
  max-width: 640px;
  width: 100%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid #eee;
  flex-shrink: 0;
}
.modal-header h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}
.modal-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: #888;
  padding: 4px 8px;
  line-height: 1;
}
.modal-close:hover { color: #333; }
.modal-body {
  overflow-y: auto;
  padding: 24px;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--color-text);
}
.modal-body h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 20px 0 8px;
  color: var(--color-primary);
}
.modal-body h3:first-of-type { margin-top: 12px; }
.modal-body ul {
  padding-left: 1.4em;
  margin: 4px 0 8px;
}
.modal-body ul li { margin-bottom: 4px; }
.modal-updated {
  margin-top: 24px;
  font-size: 0.8rem;
  color: #999;
}
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid #eee;
  text-align: center;
  flex-shrink: 0;
}
.privacy-link {
  background: none;
  border: none;
  padding: 0;
  color: var(--color-primary);
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}