/* ===========================
   桜美学院テーマ メインCSS
   =========================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;500&family=Noto+Sans+JP:wght@400;500&display=swap');

/* --- CSS変数 --- */
:root {
  --color-primary:     #C06080;
  --color-primary-light: #E8A0B0;
  --color-primary-pale:  #FBE8EE;
  --color-primary-bg:    #FDF0F3;
  --color-accent-bg:     #FFF5F7;
  --color-border:        #EDD8DF;
  --color-footer-bg:     #4A2535;
  --color-footer-text:   #E8C8D0;
  --color-base-bg:       #FAF7F5;
  --color-text:          #333333;
  --color-text-muted:    #666666;
  --color-text-light:    #999999;
  --color-white:         #ffffff;

  --font-serif: 'Noto Serif JP', serif;
  --font-sans:  'Noto Sans JP', sans-serif;

  --container-width: 960px;
  --section-padding: 48px 0;
}

/* --- リセット・ベース --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-base-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* --- コンテナ --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- セクション共通 --- */
.section { padding: var(--section-padding); }
.section--white { background: var(--color-white); }
.section--pale  { background: var(--color-accent-bg); }

.section-header { margin-bottom: 32px; }
.section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 2px;
}
.section-title-en {
  display: block;
  font-size: 0.625rem;
  color: var(--color-primary);
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}
.section-divider {
  width: 32px;
  height: 2px;
  background: var(--color-primary-light);
  border-radius: 1px;
}

/* ===========================
   ヘッダー・ナビゲーション
   =========================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

/* ロゴ */
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.site-logo__img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}
.site-logo__text { display: flex; flex-direction: column; }
.site-logo__name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.2;
}
.site-logo__sub {
  font-size: 0.625rem;
  color: var(--color-text-light);
  letter-spacing: 0.05em;
}

/* PCナビ */
.global-nav__list {
  display: flex;
  gap: 28px;
  list-style: none;
}
.global-nav__list a {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  transition: color 0.2s;
}
.global-nav__list a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* ハンバーガーボタン（スマホ用） */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   ヒーロー
   =========================== */
.hero {
  background: var(--color-primary-bg);
  padding: 56px 0 48px;
}
.hero__inner {
  display: flex;
  align-items: center;
  gap: 40px;
}
.hero__body { flex: 1; }
.hero__catch {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.hero__catch em {
  color: var(--color-primary);
  font-style: normal;
}
.hero__tagline {
  font-size: 0.75rem;
  color: var(--color-text-light);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}
.hero__desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 2;
  margin-bottom: 24px;
}
.hero__btn {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 28px;
  border-radius: 24px;
  font-size: 0.875rem;
  transition: background 0.2s, transform 0.15s;
}
.hero__btn:hover {
  background: #a84f6a;
  text-decoration: none;
  transform: translateY(-1px);
}
.hero__visual {
  width: 220px;
  flex-shrink: 0;
}
.hero__visual img { width: 100%; }

/* ===========================
   お知らせバー
   =========================== */
.notice-bar {
  background: #FFF5F7;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
}
.notice-bar__inner {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.notice-bar__badge {
  background: var(--color-primary-light);
  color: var(--color-white);
  font-size: 0.6875rem;
  padding: 2px 10px;
  border-radius: 10px;
  white-space: nowrap;
}
.notice-bar__link {
  color: var(--color-primary);
  font-size: 0.75rem;
  margin-left: auto;
  white-space: nowrap;
}

/* ===========================
   授業スケジュール
   =========================== */
.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.schedule-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 10px 14px;
  text-align: left;
  font-weight: 400;
  font-size: 0.8125rem;
}
.schedule-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #f0e8ec;
  color: var(--color-text-muted);
}
.schedule-table tbody tr:nth-child(even) td {
  background: #FDF8F9;
}
.grade-badge {
  display: inline-block;
  background: var(--color-primary-pale);
  color: var(--color-primary);
  font-size: 0.75rem;
  padding: 2px 10px;
  border-radius: 10px;
}

/* ===========================
   コース案内
   =========================== */
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.course-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px 18px;
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.course-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(192, 96, 128, 0.1);
}
.course-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 1.375rem;
}
.course-card__icon--ec { background: var(--color-primary-pale); }
.course-card__icon--hc { background: #E8F0FB; }
.course-card__icon--uc { background: #EAF5F0; }

.course-card__name {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 8px;
}
.course-card__desc {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}
.course-card__link {
  font-size: 0.8125rem;
  color: var(--color-primary);
}

/* ===========================
   塾の理念
   =========================== */
.philosophy-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary-light);
  border-radius: 0 10px 10px 0;
  padding: 28px 28px 28px 32px;
}
.philosophy-box p {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  color: #444;
  line-height: 2.2;
}
.philosophy-box p + p { margin-top: 1.2em; }

/* ===========================
   合格実績
   =========================== */
.result-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.result-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 16px 18px;
}
.result-card__label {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.result-card__list {
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.9;
}
.result-card__list li { display: flex; justify-content: space-between; }
.result-card__count { color: var(--color-primary); font-size: 0.8125rem; }
.result-more {
  text-align: center;
  margin-top: 20px;
}
.result-more a {
  font-size: 0.875rem;
  color: var(--color-primary);
}

/* ===========================
   お知らせ一覧
   =========================== */
.news-list { display: flex; flex-direction: column; gap: 12px; }
.news-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 14px 18px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: background 0.2s;
}
.news-item:hover { background: #FDF8F9; }
.news-item__date {
  font-size: 0.75rem;
  color: var(--color-primary);
  white-space: nowrap;
  padding-top: 2px;
  min-width: 80px;
}
.news-item__title {
  font-size: 0.875rem;
  color: var(--color-text);
  line-height: 1.7;
}
.news-more { text-align: center; margin-top: 20px; }
.news-more a { font-size: 0.875rem; color: var(--color-primary); }

/* ===========================
   アクセス
   =========================== */
.access-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.access-map iframe {
  width: 100%;
  height: 300px;
  border: none;
  border-radius: 10px;
}
.access-info {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 24px;
}
.access-info dl { font-size: 0.875rem; color: var(--color-text-muted); }
.access-info dt {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 500;
  margin-top: 14px;
}
.access-info dt:first-child { margin-top: 0; }
.access-info dd { margin: 4px 0 0 0; color: var(--color-text); }

/* ===========================
   フッター
   =========================== */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 40px 0 24px;
}
.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 32px;
}
.site-footer__logo {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--color-white);
  margin-bottom: 8px;
}
.site-footer__info {
  font-size: 0.8125rem;
  line-height: 2;
  opacity: 0.75;
}
.site-footer__nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: right;
}
.site-footer__nav a {
  font-size: 0.8125rem;
  color: var(--color-footer-text);
  opacity: 0.7;
  transition: opacity 0.2s;
}
.site-footer__nav a:hover { opacity: 1; text-decoration: none; }
.site-footer__copy {
  border-top: 1px solid #6A3545;
  padding-top: 16px;
  font-size: 0.6875rem;
  opacity: 0.5;
  text-align: center;
}

/* ===========================
   固定ページ・投稿
   =========================== */
.page-hero {
  background: var(--color-primary-bg);
  padding: 40px 0;
  text-align: center;
}
.page-hero__title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}
.page-hero__en {
  font-size: 0.6875rem;
  color: var(--color-primary);
  letter-spacing: 0.15em;
}

.entry-content {
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--color-text-muted);
}
.entry-content h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--color-text);
  margin: 2em 0 0.8em;
  padding-left: 12px;
  border-left: 4px solid var(--color-primary-light);
}
.entry-content h3 {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  color: var(--color-text);
  margin: 1.5em 0 0.6em;
}
.entry-content p { margin-bottom: 1.2em; }

/* ===========================
   レスポンシブ
   =========================== */
@media (max-width: 768px) {
  :root { --section-padding: 36px 0; }

  .nav-toggle { display: flex; }
  .global-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
  }
  .global-nav.is-open { display: block; }
  .global-nav__list {
    flex-direction: column;
    gap: 0;
    padding: 0 24px;
  }
  .global-nav__list li { border-bottom: 1px solid #f5eef1; }
  .global-nav__list a {
    display: block;
    padding: 12px 0;
    font-size: 0.9375rem;
  }

  .hero__inner { flex-direction: column; gap: 24px; }
  .hero__visual { width: 160px; margin: 0 auto; }
  .hero__catch { font-size: 1.5rem; }

  .course-grid { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: 1fr; }
  .access-inner { grid-template-columns: 1fr; }

  .site-footer__inner { flex-direction: column; gap: 20px; }
  .site-footer__nav ul { text-align: left; }

  .schedule-table { font-size: 0.8125rem; }
  .schedule-table th, .schedule-table td { padding: 8px 10px; }
}

@media (max-width: 480px) {
  .hero__catch { font-size: 1.375rem; }
  .section-title { font-size: 1.25rem; }
}

/* ===========================
   コース詳細ボックス
   =========================== */
.course-detail-box {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}
.course-detail-box__header {
  background: var(--color-primary-pale);
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 500;
  padding: 10px 18px;
  border-bottom: 1px solid var(--color-border);
}
.course-detail-box__body {
  background: var(--color-white);
  padding: 18px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}
.course-detail-box__body p + p { margin-top: 1em; }

/* ===========================
   アニメーション
   =========================== */
@media (prefers-reduced-motion: no-preference) {
  .fade-in {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }
  .fade-in.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}