@charset "UTF-8";

/* ==========================================================================
   巖丈志摩（がんじょうじま）Webサイト スタイルシート
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS変数（カスタムプロパティ）
   -------------------------------------------------------------------------- */
:root {
  /* メインカラー：信頼と格式の濃紺 */
  --color-primary: #12284c;
  --color-primary-dark: #0a172e;
  --color-primary-light: #1f3f75;
  --color-primary-subtle: #f0f4fa;

  /* アクセントカラー：伝統の朱色（強調・最重要アピール・ボタン） */
  --color-accent: #c53d26;
  --color-accent-dark: #a82e19;
  --color-accent-subtle: #fdf3f0;

  /* テキストカラー */
  --color-text: #222222;
  --color-text-muted: #555555;
  --color-text-light: #ffffff;

  /* 背景カラー */
  --color-bg: #ffffff;
  --color-bg-alt: #f7f9fa;
  --color-bg-card: #ffffff;

  /* ボーダー・境界線 */
  --color-border: #dbe2ea;
  --color-border-subtle: #edf2f7;

  /* 合格実績：進学先ハイライト */
  --color-enrolled-bg: #fff8f6;
  --color-enrolled-border: #c53d26;

  /* フォント定義 */
  --font-serif: 'Noto Serif JP', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --font-sans: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;

  /* 基本タイポグラフィ（スマホでも読みやすい16px以上） */
  --font-size-base: 16px;
  --line-height-base: 1.8;

  /* シャドウ */
  --shadow-sm: 0 1px 3px rgba(18, 40, 76, 0.06);
  --shadow-md: 0 4px 14px rgba(18, 40, 76, 0.08);
  --shadow-lg: 0 8px 24px rgba(18, 40, 76, 0.12);

  /* 角丸 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* 最大幅 */
  --max-width: 1080px;

  /* スマホ固定バーの高さ */
  --bottom-bar-height: 64px;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: var(--line-height-base);
  padding-bottom: var(--bottom-bar-height); /* スマホ固定バー用の余白 */
  word-wrap: break-word;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0; /* PCでは固定バー非表示のため余白解除 */
  }
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover, a:focus-visible {
  color: var(--color-accent);
}

ul, ol {
  list-style: none;
}

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

/* --------------------------------------------------------------------------
   共通レイアウトコンポーネント
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.section {
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
}

@media (min-width: 768px) {
  .section {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
}

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

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.05em;
  position: relative;
  display: inline-block;
  padding-bottom: 0.75rem;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  background-color: var(--color-accent);
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.125rem;
  }
}

.section-lead {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-top: 0.75rem;
}

/* ボタン共通 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-align: center;
  text-decoration: none;
  transition: all 0.25s ease;
  line-height: 1.4;
  min-height: 48px; /* タップ領域確保 */
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  box-shadow: 0 4px 12px rgba(197, 61, 38, 0.25);
}

.btn-primary:hover, .btn-primary:focus-visible {
  background-color: var(--color-accent-dark);
  color: var(--color-text-light);
  box-shadow: 0 6px 16px rgba(197, 61, 38, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.btn-secondary:hover, .btn-secondary:focus-visible {
  background-color: var(--color-primary-light);
  color: var(--color-text-light);
  transform: translateY(-1px);
}

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

.btn-outline:hover, .btn-outline:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

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

/* 準備中バッジ・枠 */
.badge-preparing {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background-color: #e9ecef;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

.preparing-box {
  background-color: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   ヘッダー
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--color-border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

@media (min-width: 768px) {
  .header-inner {
    height: 76px;
  }
}

.site-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.logo-main {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.1em;
  line-height: 1.2;
}

.logo-ruby {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
  margin-top: -2px;
}

/* ナビゲーション */
.site-nav {
  display: none; /* スマホでは初期非表示 */
}

@media (min-width: 992px) {
  .site-nav {
    display: block;
  }

  .nav-list {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }

  .nav-link {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    padding: 0.5rem 0;
    position: relative;
  }

  .nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.2s ease;
  }

  .nav-link:hover::after, .nav-link:focus-visible::after {
    width: 100%;
  }

  .nav-cta {
    background-color: var(--color-accent);
    color: var(--color-text-light) !important;
    padding: 0.5rem 1.125rem;
    border-radius: var(--radius-sm);
  }

  .nav-cta::after {
    display: none;
  }

  .nav-cta:hover {
    background-color: var(--color-accent-dark);
  }
}

/* ハンバーガーボタン（スマホ用） */
.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 44px;
  height: 44px;
  padding: 10px 8px;
  background: transparent;
  border-radius: var(--radius-sm);
  z-index: 101;
}

@media (min-width: 992px) {
  .menu-toggle {
    display: none;
  }
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* スマホ用展開メニュー */
.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(18, 40, 76, 0.98);
  backdrop-filter: blur(4px);
  padding: 2rem 1.5rem;
  overflow-y: auto;
  z-index: 99;
}

.mobile-nav-drawer.is-active {
  display: block;
}

@media (min-width: 992px) {
  .mobile-nav-drawer {
    display: none !important;
  }
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav-link {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  color: var(--color-text-light);
  padding: 0.875rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-nav-link:hover, .mobile-nav-link:focus-visible {
  color: #ff9d8c;
}

.mobile-nav-cta {
  margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   メインビジュアル（ヒーロー）
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, #1a3a6b 100%);
  color: var(--color-text-light);
  padding-top: 3.5rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero {
    padding-top: 5rem;
    padding-bottom: 5.5rem;
  }
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-catchphrase {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #f0f4fa;
  margin-bottom: 1.25rem;
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.05);
  max-width: 100%;
}

.hero-catchphrase .catchphrase-part {
  display: inline-block;
  white-space: nowrap;
}

@media (min-width: 480px) {
  .hero-catchphrase {
    font-size: 1.25rem;
    padding: 0.35rem 1rem;
    letter-spacing: 0.12em;
  }
}

@media (min-width: 768px) {
  .hero-catchphrase {
    font-size: 1.5rem;
    padding: 0.4rem 1.5rem;
  }
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.3;
  margin-bottom: 1.75rem;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

/* 「京急蒲田駅 徒歩1分」最重要アピールブロック */
.hero-station-banner {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  padding: 1.125rem 1.5rem;
  border-radius: var(--radius-md);
  margin: 0 auto 2rem auto;
  box-shadow: 0 8px 24px rgba(197, 61, 38, 0.45);
  border: 2px solid rgba(255, 255, 255, 0.3);
  max-width: 580px;
}

.station-badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  background-color: #ffffff;
  color: var(--color-accent);
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.35rem;
  letter-spacing: 0.05em;
}

.station-main {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.25;
}

.station-main .highlight {
  font-size: 2.25rem;
  color: #fff8b3;
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (min-width: 768px) {
  .station-main {
    font-size: 2.25rem;
  }
  .station-main .highlight {
    font-size: 2.875rem;
  }
}

.station-sub {
  font-size: 0.9375rem;
  margin-top: 0.35rem;
  opacity: 0.95;
}

.hero-cta {
  margin-top: 1.5rem;
}

.hero-cta .btn {
  font-size: 1.125rem;
  padding: 1rem 2.5rem;
}

/* --------------------------------------------------------------------------
   塾の特徴
   -------------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }
}

.feature-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  display: flex;
  flex-direction: column;
}

.feature-number {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature-number::after {
  content: "";
  flex: 1;
  height: 1px;
  background-color: var(--color-border);
}

.feature-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.feature-text {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
}

/* --------------------------------------------------------------------------
   主な合格大学（トップページ）
   -------------------------------------------------------------------------- */
.universities-wrapper {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .universities-wrapper {
    padding: 3rem 2.5rem;
  }
}

.universities-note {
  text-align: center;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}

.universities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}

@media (min-width: 600px) {
  .universities-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .universities-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.university-item {
  background-color: var(--color-primary-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 0.75rem;
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  line-height: 1.35;
}

.universities-action {
  text-align: center;
  margin-top: 2.5rem;
}

.universities-action .btn {
  font-size: 1.0625rem;
  padding: 0.9375rem 2.25rem;
}

/* --------------------------------------------------------------------------
   コース
   -------------------------------------------------------------------------- */
.courses-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .courses-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

.course-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.course-header {
  border-bottom: 2px solid var(--color-primary-subtle);
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
}

.course-title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
}

.course-meta-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.course-meta-row {
  display: flex;
  font-size: 0.9375rem;
}

.course-meta-label {
  width: 90px;
  font-weight: 600;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.course-meta-val {
  color: var(--color-text);
  font-weight: 500;
}

.course-schedule {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   講師紹介
   -------------------------------------------------------------------------- */
.teachers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 768px) {
  .teachers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .teachers-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.teacher-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.teacher-avatar-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

/* 写真がない場合でも端正に映える頭文字シンボル */
.teacher-avatar-placeholder {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(18, 40, 76, 0.15);
  border: 3px solid #ffffff;
  outline: 2px solid var(--color-border);
}

.teacher-info {
  text-align: center;
  margin-bottom: 1.25rem;
}

.teacher-name {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.3;
}

.teacher-ruby {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.teacher-role {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  background-color: var(--color-accent-subtle);
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-sm);
}

.teacher-profile-text {
  font-size: 0.9375rem;
  color: var(--color-text);
  line-height: 1.75;
  margin-bottom: 1.25rem;
  background-color: var(--color-bg-alt);
  padding: 1rem;
  border-radius: var(--radius-sm);
}

.teacher-message {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   入塾までの流れ
   -------------------------------------------------------------------------- */
.flow-steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .flow-steps {
    flex-direction: row;
    gap: 1.25rem;
  }
}

.flow-step-card {
  flex: 1;
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  position: relative;
  text-align: center;
}

.step-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-text-light);
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.step-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   お知らせ
   -------------------------------------------------------------------------- */
.news-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.news-box {
  padding: 2.5rem 1.5rem;
}

.news-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.news-badge {
  font-size: 0.9375rem;
  padding: 0.35rem 1rem;
}

.news-note {
  margin-top: 0.75rem;
  font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   アクセス
   -------------------------------------------------------------------------- */
.access-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .access-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.access-info-card {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
}

.access-station-highlight {
  background-color: var(--color-accent-subtle);
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: 1.5rem;
}

.access-station-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.3;
}

.access-station-desc {
  font-size: 0.9375rem;
  color: var(--color-text);
  margin-top: 0.35rem;
}

.access-dl {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.access-row {
  display: flex;
  flex-direction: column;
}

@media (min-width: 500px) {
  .access-row {
    flex-direction: row;
  }
}

.access-dt {
  width: 90px;
  font-weight: 700;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-bottom: 0.25rem;
}

.access-dd {
  color: var(--color-text);
  line-height: 1.7;
}

.map-wrapper {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.map-iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --------------------------------------------------------------------------
   お問い合わせ
   -------------------------------------------------------------------------- */
.contact-card {
  max-width: 760px;
  margin: 0 auto;
  background-color: var(--color-bg-card);
  border: 2px solid var(--color-primary-subtle);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.5rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

@media (min-width: 768px) {
  .contact-card {
    padding: 3rem 2.5rem;
  }
}

.contact-lead {
  font-size: 1.0625rem;
  color: var(--color-text);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.contact-methods {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 600px) {
  .contact-methods {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

.contact-method-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1rem;
  background-color: var(--color-primary-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.contact-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.contact-value {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.contact-value:hover, .contact-value:focus-visible {
  color: var(--color-accent);
}

.contact-email-link {
  font-size: 1.0625rem;
  word-break: break-all;
}

.contact-note {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-note .accent {
  color: var(--color-accent);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   フッター
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: #cfd8e3;
  padding-top: 3.5rem;
  padding-bottom: 3.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-brand {
  max-width: 440px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.625rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.footer-info {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: #b0bfd0;
}

.footer-tel-link {
  color: inherit;
  text-decoration: underline;
}

.footer-tel-link:hover, .footer-tel-link:focus-visible {
  color: #ffffff;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .footer-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 1.5rem;
  }
}

.footer-nav-link {
  color: #d8e2ec;
  font-size: 0.9375rem;
}

.footer-nav-link:hover, .footer-nav-link:focus-visible {
  color: #ffffff;
  text-decoration: underline;
}

.footer-copyright {
  text-align: center;
  font-size: 0.8125rem;
  color: #7e91a8;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* --------------------------------------------------------------------------
   スマホ固定フッターバー（電話する・メールする）
   -------------------------------------------------------------------------- */
.mobile-fixed-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-bar-height);
  background-color: var(--color-bg);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.12);
  display: flex;
  z-index: 90;
  border-top: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .mobile-fixed-cta {
    display: none; /* PCでは非表示 */
  }
}

.mobile-cta-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9375rem;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  padding: 0 0.5rem;
  gap: 0.4rem;
}

.mobile-cta-tel {
  background-color: var(--color-primary);
  color: var(--color-text-light) !important;
}

.mobile-cta-tel:active {
  background-color: var(--color-primary-light);
}

.mobile-cta-mail {
  background-color: var(--color-accent);
  color: var(--color-text-light) !important;
}

.mobile-cta-mail:active {
  background-color: var(--color-accent-dark);
}

/* --------------------------------------------------------------------------
   合格実績ページ（results.html）専用スタイル
   -------------------------------------------------------------------------- */
.results-page-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-text-light);
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .results-page-header {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }
}

.breadcrumbs {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 1rem;
}

.breadcrumbs a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: underline;
}

.breadcrumbs a:hover {
  color: #ffffff;
}

.results-page-title {
  font-family: var(--font-serif);
  font-size: 1.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

@media (min-width: 768px) {
  .results-page-title {
    font-size: 2.5rem;
  }
}

/* 指導方針カード */
.results-policy-card {
  background-color: var(--color-bg-card);
  border: 2px solid var(--color-primary-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .results-policy-card {
    padding: 2.5rem 2rem;
  }
}

.policy-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.policy-card-lead {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.policy-card-text {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 0.75rem;
}

.policy-card-text:last-child {
  margin-bottom: 0;
}

/* 凡例 */
.results-legend {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  font-size: 0.9375rem;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.legend-mark-enrolled {
  font-weight: 700;
  color: var(--color-accent);
}

.legend-mark-pass {
  color: var(--color-text-muted);
}

/* 開いている年度セクション（2025〜2023） */
.results-year {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .results-year {
    padding: 2.25rem 2rem;
  }
}

.results-year-header {
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
}

.year-heading {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

@media (min-width: 768px) {
  .year-heading {
    font-size: 1.625rem;
  }
}

.year-note {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  background-color: var(--color-bg-alt);
  border-left: 3px solid var(--color-border);
  padding: 0.5rem 0.875rem;
  margin-bottom: 1.25rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  line-height: 1.6;
}

/* 推薦入試などのサブ見出し */
.results-subheading {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  padding: 0.4rem 0.75rem;
  background-color: var(--color-primary-subtle);
  border-radius: var(--radius-sm);
}

/* 合格実績リスト */
.results-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.result-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--radius-sm);
  background-color: #fafbfc;
  border: 1px solid var(--color-border-subtle);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.result-item .item-text {
  flex: 1;
  word-break: break-all;
}

/* 進学先（◎）のハイライト */
.result-item.is-enrolled {
  background-color: var(--color-enrolled-bg);
  border: 1px solid #ffd8cf;
  border-left: 4px solid var(--color-accent);
  font-weight: 600;
  color: #1a1a1a;
}

.badge-enrolled {
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  background-color: var(--color-accent);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* 折りたたみ（details/summary）アコーディオン（2022以前） */
.results-details {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease;
}

.results-details:hover {
  box-shadow: var(--shadow-md);
}

.results-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.125rem 1.25rem;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  background-color: #ffffff;
  cursor: pointer;
  user-select: none;
  list-style: none; /* 標準の矢印を非表示 */
}

.results-summary::-webkit-details-marker {
  display: none; /* Safari向け */
}

@media (min-width: 768px) {
  .results-summary {
    padding: 1.25rem 1.75rem;
    font-size: 1.25rem;
  }
}

.summary-title {
  flex: 1;
  letter-spacing: 0.03em;
}

.summary-meta {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-right: 0.75rem;
}

/* カスタム開閉アイコン */
.summary-icon {
  width: 20px;
  height: 20px;
  position: relative;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.summary-icon::before,
.summary-icon::after {
  content: "";
  position: absolute;
  background-color: var(--color-primary);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.summary-icon::before {
  width: 14px;
  height: 2px;
}

.summary-icon::after {
  width: 2px;
  height: 14px;
}

/* 開いたときのスタイル */
.results-details[open] .results-summary {
  background-color: var(--color-primary-subtle);
  border-bottom: 1px solid var(--color-border);
}

.results-details[open] .summary-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg);
}

.results-details-content {
  padding: 1.25rem;
}

@media (min-width: 768px) {
  .results-details-content {
    padding: 1.75rem;
  }
}

.results-back-action {
  text-align: center;
  margin-top: 3rem;
}