/* ============================================================
   はんぐるの森 — 公式サイト CSS
   ============================================================ */

:root {
  --teal:       #3BBFAE;
  --teal-dark:  #2A9D8F;
  --teal-mid:   #4DCFC0;
  --teal-light: #E0F5F2;
  --teal-bg:    #F0F9EC;
  --white:      #ffffff;
  --bg:         #F0F9EC;
  --text:       #2C2C2C;
  --text-mid:   #555555;
  --text-light: #888888;
  --border:     #D8EDE8;
  --shadow-sm:  0 1px 6px rgba(0,0,0,0.06);
  --shadow:     0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg:  0 12px 48px rgba(0,0,0,0.12);
  --radius:     16px;
  --radius-sm:  10px;
  --pill:       999px;
  --ease:       all 0.25s ease;
  --max:        1080px;
  --font:       'Noto Sans JP', sans-serif;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--text); background: var(--white); line-height: 1.75; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: var(--font); }

/* ===== Layout ===== */
.container { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5.5rem 0; }
.section-alt { background: var(--teal-bg); }
.section-white { background: var(--white); }

/* ===== Typography ===== */
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.9rem;
}
.section-title {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  font-weight: 900;
  line-height: 1.3;
  color: var(--text);
  margin-bottom: 0.75rem;
}
.section-title.center { text-align: center; }
.section-desc {
  font-size: 0.93rem;
  color: var(--text-mid);
  line-height: 1.9;
  max-width: 560px;
  margin-bottom: 3rem;
}
.section-desc.center { text-align: center; margin-left: auto; margin-right: auto; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  font-family: var(--font);
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--ease);
  white-space: nowrap;
  line-height: 1;
}
.btn-primary {
  background: var(--teal);
  color: var(--white);
  border-color: var(--teal);
  border-radius: var(--pill);
  padding: 0.9rem 2rem;
  font-size: 0.95rem;
  box-shadow: 0 4px 14px rgba(58,175,168,0.35);
}
.btn-primary:hover { background: var(--teal-dark); border-color: var(--teal-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(58,175,168,0.4); }
.btn-secondary {
  background: transparent;
  color: var(--teal);
  border-color: var(--teal);
  border-radius: var(--pill);
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
}
.btn-secondary:hover { background: var(--teal-light); transform: translateY(-2px); }
.btn-sm { padding: 0.5rem 1.25rem; font-size: 0.82rem; border-radius: var(--pill); }
.btn-white { background: var(--white); color: var(--teal); border-color: var(--white); border-radius: var(--pill); padding: 0.9rem 2rem; font-size: 0.95rem; }
.btn-white:hover { background: var(--teal-light); transform: translateY(-2px); }

/* ===== Scroll Animation ===== */
.anim { opacity: 0; transform: translateY(22px); transition: opacity 0.55s ease, transform 0.55s ease; }
.anim.in { opacity: 1; transform: none; }
.d1 { transition-delay: 0.1s; }
.d2 { transition-delay: 0.2s; }
.d3 { transition-delay: 0.3s; }
.d4 { transition-delay: 0.4s; }


/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: var(--shadow); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--text);
  flex-shrink: 0;
}
.logo-mark { width: 34px; height: 34px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: color 0.2s;
  position: relative;
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transition: transform 0.25s ease;
  transform-origin: left;
}
.nav-links a:hover, .nav-links a.active { color: var(--teal); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-cta { margin-left: 0.5rem; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: var(--ease); transform-origin: center; }
.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); }


/* ============================================================
   HERO — ダーク版（メインヒーロー）
   ============================================================ */
.hero {
  padding-top: 66px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  position: relative;
}
.hero-dark {
  background: linear-gradient(160deg, #E6F5E9 0%, #F0F9EC 50%, #E0F5F2 100%);
}
/* 背景の大きな文字 */
.hero-dark::before {
  content: '한국어';
  position: absolute;
  font-size: min(38vw, 420px);
  font-weight: 900;
  color: rgba(59,191,174,0.07);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: -0.04em;
  line-height: 1;
}
.hero-dark-inner {
  text-align: center;
  padding: 5rem 0 4rem;
  position: relative;
}
.hero-dark-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-mid);
  margin-bottom: 1.5rem;
  opacity: 0.85;
}
.hero-dark-h1 {
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.hero-dark-h1 span { color: var(--teal); }
.hero-dark-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 2.5rem;
}
.btn-outline-dark {
  background: transparent;
  color: var(--teal-dark);
  border: 2px solid var(--teal);
  border-radius: var(--pill);
  padding: 0.875rem 1.75rem;
  font-size: 0.95rem;
  font-weight: 700;
  transition: var(--ease);
}
.btn-outline-dark:hover { background: var(--teal-light); }
/* スクロールインジケーター */
.hero-dark-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.hero-dark-scroll span {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-light);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--teal), transparent);
  animation: scrollfade 2s ease-in-out infinite;
}
@keyframes scrollfade { 0%,100% { opacity: 0.4; transform: scaleY(1); } 50% { opacity: 1; transform: scaleY(1.3); } }

/* hero-inner / stats（旧ライトヒーロー用・他ページで使う場合のため残す） */
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  padding: 4rem 0;
}
.hero-h1 { font-size: clamp(2.6rem, 5vw, 4rem); font-weight: 900; line-height: 1.15; letter-spacing: -0.03em; color: var(--text); margin-bottom: 1.5rem; }
.hero-h1 .accent { color: var(--teal); }
.hero-sub { font-size: 1rem; color: var(--text-mid); line-height: 1.9; max-width: 420px; margin-bottom: 2.25rem; }
.hero-btns { display: flex; gap: 0.875rem; flex-wrap: wrap; margin-bottom: 2.75rem; }
.hero-stats { display: flex; gap: 2rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.stat strong { display: block; font-size: 1.9rem; font-weight: 900; color: var(--teal-dark); line-height: 1; margin-bottom: 0.25rem; }
.stat span { font-size: 0.78rem; color: var(--text-light); }
.hero-float { position: absolute; background: var(--white); border-radius: 12px; padding: 0.6rem 1rem; box-shadow: var(--shadow-lg); font-size: 0.78rem; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 0.4rem; animation: bob 3s ease-in-out infinite; }
.float-1 { bottom: -16px; left: -16px; animation-delay: 0s; }
.float-2 { top: -12px; right: -12px; animation-delay: 1.5s; }
@keyframes bob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }


/* ============================================================
   想い SECTION
   ============================================================ */
.omoi-section { background: var(--white); padding: 6rem 0; }
.omoi-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 5rem;
  align-items: center;
}
.omoi-photo-inner {
  position: relative;
}
.omoi-photo-placeholder {
  aspect-ratio: 3/4;
  background: linear-gradient(145deg, #E0F5F2 0%, #C8EDEA 100%);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--teal-dark);
  font-size: 0.85rem;
  overflow: hidden;
  position: relative;
}
.omoi-photo-placeholder::after {
  content: '한';
  position: absolute;
  font-size: 200px;
  font-weight: 900;
  color: rgba(59,191,174,0.12);
  bottom: -30px; right: -20px;
  line-height: 1;
}
.omoi-photo-placeholder span { font-size: 5rem; }
.omoi-photo-placeholder p { font-size: 0.9rem; font-weight: 700; color: rgba(255,255,255,0.7); letter-spacing: 0.05em; }
/* 写真を入れる場合: .omoi-photo-placeholder img { width:100%; height:100%; object-fit:cover; position:absolute; inset:0; } */
.omoi-quote-bubble {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--white);
  border-radius: 14px;
  padding: 0.875rem 1.25rem;
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.6;
  border-left: 3px solid var(--teal);
  max-width: 200px;
}
.omoi-h2 {
  font-size: clamp(1.7rem, 2.8vw, 2.4rem);
  font-weight: 900;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 1.5rem;
}
.omoi-text p {
  font-size: 0.93rem;
  color: var(--text-mid);
  line-height: 2;
  margin-bottom: 1rem;
}

@media (max-width: 900px) {
  .omoi-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .omoi-photo-placeholder { aspect-ratio: 4/3; max-height: 320px; }
  .omoi-quote-bubble { right: 0; bottom: -14px; }
  .hero-dark-scroll { display: none; }
}


/* ============================================================
   SERVICES SECTION (index)
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--ease);
  display: flex;
  flex-direction: column;
}
.service-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.service-card-top {
  padding: 2rem 2rem 1.5rem;
  background: var(--teal-bg);
  border-bottom: 1px solid var(--teal-light);
}
.service-badge {
  display: inline-block;
  background: var(--teal);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.22rem 0.7rem;
  border-radius: var(--pill);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}
.service-card h3 { font-size: 1.25rem; font-weight: 900; color: var(--text); margin-bottom: 0.5rem; }
.service-card .price { font-size: 1.5rem; font-weight: 900; color: var(--teal-dark); }
.service-card .price small { font-size: 0.85rem; font-weight: 400; color: var(--text-light); }
.service-card-body { padding: 1.5rem 2rem; flex: 1; display: flex; flex-direction: column; }
.service-card-body p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.85; margin-bottom: 1.25rem; flex: 1; }
.service-features { margin-bottom: 1.5rem; }
.service-features li {
  font-size: 0.84rem;
  color: var(--text-mid);
  padding: 0.3rem 0;
  display: flex;
  gap: 0.5rem;
}
.service-features li::before { content: '✓'; color: var(--teal); font-weight: 700; flex-shrink: 0; }


/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-visual {
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--teal) 0%, var(--teal-dark) 100%);
  aspect-ratio: 4/3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--white);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(58,175,168,0.25);
}
.about-visual::before {
  content: '한';
  position: absolute;
  font-size: 200px;
  font-weight: 900;
  color: rgba(255,255,255,0.07);
  bottom: -30px; right: -10px;
  line-height: 1;
  pointer-events: none;
}
.about-visual .big-emoji { font-size: 4rem; }
.about-visual .vis-text { font-size: 1rem; font-weight: 700; opacity: 0.9; letter-spacing: 0.05em; }
.about-text h2 { font-size: clamp(1.7rem, 2.5vw, 2.2rem); font-weight: 900; color: var(--text); margin-bottom: 1.25rem; line-height: 1.3; }
.about-text p { font-size: 0.92rem; color: var(--text-mid); line-height: 1.95; margin-bottom: 1rem; }
.check-list { margin: 1.5rem 0 2rem; }
.check-list li { display: flex; gap: 0.6rem; font-size: 0.9rem; color: var(--text); padding: 0.35rem 0; align-items: flex-start; }
.check-list li::before { content: '✓'; color: var(--teal); font-weight: 800; flex-shrink: 0; margin-top: 0.1rem; }


/* ============================================================
   TEACHERS PREVIEW
   ============================================================ */
.teachers-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.teacher-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: var(--ease);
}
.teacher-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.teacher-ava {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: var(--teal-light);
  border: 3px solid var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
}
.teacher-info { flex: 1; }
.teacher-name { font-size: 1.15rem; font-weight: 900; color: var(--text); margin-bottom: 0.2rem; }
.teacher-role { font-size: 0.78rem; font-weight: 700; color: var(--teal); margin-bottom: 0.75rem; }
.teacher-bio { font-size: 0.84rem; color: var(--text-mid); line-height: 1.8; }
/* Full teacher page */
.teacher-full {
  background: var(--teal-bg);
  border-radius: var(--radius);
  padding: 2.5rem;
  margin-bottom: 2rem;
}
.teacher-full-header {
  display: flex;
  gap: 1.75rem;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--teal-light);
}
.teacher-full-ava {
  width: 90px; height: 90px;
  border-radius: 50%;
  background: var(--teal-light);
  border: 4px solid var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  flex-shrink: 0;
}
.teacher-full-name { font-size: 1.6rem; font-weight: 900; color: var(--text); margin-bottom: 0.25rem; }
.teacher-full-role { font-size: 0.85rem; font-weight: 700; color: var(--teal); margin-bottom: 0.75rem; }
.teacher-full-tagline { font-size: 0.9rem; color: var(--text-mid); font-style: italic; }
.achievement-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.achievement-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
}
.achievement-num { font-size: 1.6rem; font-weight: 900; color: var(--teal-dark); line-height: 1; margin-bottom: 0.25rem; }
.achievement-label { font-size: 0.76rem; color: var(--text-light); }
.point-list li {
  display: flex;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--text-mid);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--teal-light);
  align-items: flex-start;
}
.point-list li:last-child { border-bottom: none; }
.point-list li::before { content: '✓'; color: var(--teal); font-weight: 800; flex-shrink: 0; margin-top: 0.1rem; }


/* ============================================================
   NEWS
   ============================================================ */
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: var(--ease);
}
.news-item:first-child { border-top: 1px solid var(--border); }
.news-item:hover { background: var(--teal-bg); margin: 0 -1.5rem; padding-left: 1.5rem; padding-right: 1.5rem; }
.news-meta { flex-shrink: 0; width: 130px; }
.news-date { font-size: 0.8rem; color: var(--text-light); margin-bottom: 0.4rem; }
.news-cat {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.18rem 0.65rem;
  border-radius: var(--pill);
  letter-spacing: 0.04em;
}
.cat-event { background: rgba(58,175,168,0.12); color: var(--teal-dark); }
.cat-info  { background: rgba(99,179,237,0.15); color: #2b6cb0; }
.cat-new   { background: rgba(246,173,85,0.18); color: #c05621; }
.news-content { flex: 1; }
.news-title { font-size: 0.95rem; font-weight: 700; color: var(--text); margin-bottom: 0.3rem; line-height: 1.5; }
.news-excerpt { font-size: 0.82rem; color: var(--text-light); line-height: 1.7; }
/* News page full layout */
.news-page-item {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  border: 1px solid var(--border);
  margin-bottom: 0.75rem;
  transition: var(--ease);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}
.news-page-item:hover { border-color: var(--teal); box-shadow: var(--shadow-sm); }


/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 3.5rem;
  align-items: start;
}
.contact-info h3 { font-size: 1.2rem; font-weight: 700; color: var(--text); margin-bottom: 0.75rem; }
.contact-info p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.9; margin-bottom: 1.75rem; }
.contact-detail { display: flex; gap: 0.9rem; margin-bottom: 1.25rem; align-items: flex-start; }
.detail-icon { width: 40px; height: 40px; background: var(--teal-light); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.detail-text strong { display: block; font-size: 0.85rem; color: var(--text); margin-bottom: 0.1rem; }
.detail-text span { font-size: 0.82rem; color: var(--text-light); }
.contact-form-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2.5rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.82rem; font-weight: 700; color: var(--text); margin-bottom: 0.4rem; }
.form-group label .req { color: #e53e3e; margin-left: 0.25rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg);
  transition: var(--ease);
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--teal); background: var(--white); box-shadow: 0 0 0 3px rgba(58,175,168,0.12); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23718096' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.form-submit {
  width: 100%;
  padding: 1rem;
  background: var(--teal);
  color: var(--white);
  border: none;
  border-radius: var(--pill);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--ease);
  box-shadow: 0 4px 14px rgba(58,175,168,0.35);
}
.form-submit:hover { background: var(--teal-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(58,175,168,0.4); }
.form-submit:disabled { background: #48bb78; cursor: default; transform: none; box-shadow: none; }
.form-note { font-size: 0.75rem; color: var(--text-light); text-align: center; margin-top: 0.75rem; line-height: 1.7; }
.form-note a { color: var(--teal); }


/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-section {
  background: var(--teal);
  text-align: center;
  padding: 5.5rem 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: 'はんぐるの森';
  position: absolute;
  font-size: min(18vw, 200px);
  font-weight: 900;
  color: rgba(255,255,255,0.05);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: -0.02em;
}
.cta-section h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 900; color: var(--white); margin-bottom: 0.9rem; position: relative; }
.cta-section p { font-size: 0.95rem; color: rgba(255,255,255,0.87); line-height: 1.9; margin-bottom: 2rem; position: relative; }
.cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; position: relative; }


/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: 9rem 0 3.5rem;
  background: linear-gradient(160deg, #E6F5E9 0%, #F0F9EC 100%);
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  right: -100px; bottom: -100px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(58,175,168,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.breadcrumb { font-size: 0.76rem; color: var(--text-light); margin-bottom: 1rem; }
.breadcrumb a { color: var(--teal); }
.breadcrumb span { margin: 0 0.4rem; color: var(--text-light); }
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 900; color: var(--text); margin-bottom: 0.6rem; }
.page-hero p { font-size: 0.95rem; color: var(--text-mid); }


/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #2A9D8F;
  color: rgba(255,255,255,0.85);
  padding: 4rem 0 2rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand { }
.footer-logo {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.75rem;
}
.footer-tagline { font-size: 0.82rem; line-height: 1.8; opacity: 0.6; margin-bottom: 1.25rem; }
.footer-social { display: flex; gap: 0.6rem; }
.social-link {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.08);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  transition: var(--ease);
}
.social-link:hover { background: rgba(255,255,255,0.18); transform: translateY(-2px); }
.footer-col h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--white); margin-bottom: 1rem; }
.footer-nav li { margin-bottom: 0.5rem; }
.footer-nav a { font-size: 0.82rem; opacity: 0.6; transition: var(--ease); }
.footer-nav a:hover { opacity: 1; color: var(--teal-mid); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.76rem;
  opacity: 0.4;
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a { transition: var(--ease); }
.footer-legal a:hover { opacity: 2; color: rgba(255,255,255,0.8); }


/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin: 0 auto 2.25rem; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .teachers-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .achievement-grid { grid-template-columns: repeat(3,1fr); }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 66px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    box-shadow: var(--shadow);
    gap: 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.75rem 1.5rem; font-size: 0.95rem; }
  .nav-links a::after { display: none; }
  .nav-cta { margin: 0.5rem 1.5rem; }
  .hamburger { display: flex; }
  .hero-float { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-h1 { font-size: 2.4rem; }
  .hero-btns { flex-direction: column; align-items: center; }
  .teacher-card { flex-direction: column; }
  .achievement-grid { grid-template-columns: 1fr; }
  .teacher-full-header { flex-direction: column; text-align: center; }
}