/* ============================================================
   Study Base Regolith — style.css
   Design: 静謐・知性・余白 / 月の砂モチーフ
   Color: Beige × Gold × Orange × Dark Navy
   Font:  Noto Serif JP + Cormorant Garamond
   ============================================================ */

/* ---------- Variables ---------- */
:root {
  --bg-base:      #F5EFE4;
  --bg-section:   #FAF6EF;
  --bg-dark:      #1F2233;
  --accent-gold:  #C8A84B;
  --accent-yellow:#E8C766;
  --accent-orange:#D48C3A;
  --accent-deep:  #B8711F;
  --text-main:    #13162B;
  --text-sub:     #3D4054;
  --text-light:   #6F7286;
  --border:       #E0D8C8;
  --white:        #FFFFFF;

  --font-serif-en: 'Cormorant Garamond', Georgia, serif;
  --font-serif-jp: 'Noto Serif JP', 'Yu Mincho', serif;

  --radius:       4px;
  --radius-lg:    12px;
  --shadow:       0 4px 24px rgba(31,34,51,0.08);
  --shadow-lg:    0 8px 48px rgba(31,34,51,0.14);

  --transition:   all 0.3s ease;
  --max-w:        1100px;
  --section-py:   96px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

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

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }

.container {
  width: 90%;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ---------- Utility ---------- */
.section-label {
  display: block;
  font-family: var(--font-serif-en);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 8px;
}

.section-title {
  font-family: var(--font-serif-jp);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-main);
  margin-bottom: 16px;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-orange), var(--accent-yellow));
  margin-top: 16px;
}

.section-title.center { text-align: center; }
.section-title.center::after { margin: 16px auto 0; }

.section-desc {
  color: var(--text-sub);
  font-size: 0.95rem;
  line-height: 1.9;
  margin-bottom: 48px;
}

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

.btn {
  display: inline-block;
  padding: 14px 40px;
  border-radius: 2px;
  font-family: var(--font-serif-jp);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-deep));
  color: var(--white);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,140,58,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--accent-orange);
  border: 1.5px solid var(--accent-orange);
}
.btn-outline:hover {
  background: var(--accent-orange);
  color: var(--white);
}

/* Scroll fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   HEADER
   ============================================================ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(245,239,228,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

#header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-logo img {
  height: 40px;
  width: auto;
}

.header-nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.header-nav a {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--text-sub);
  position: relative;
}
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-orange);
  transition: width 0.3s ease;
}
.header-nav a:hover { color: var(--text-main); }
.header-nav a:hover::after { width: 100%; }

.header-cta {
  padding: 10px 24px !important;
  font-size: 0.82rem !important;
  color: var(--white) !important;
  font-weight: 700 !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-main);
  transition: var(--transition);
}

/* ============================================================
   HERO  ※ベージュ基調・既存サイト踏襲
   ============================================================ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
  /* 下地：うっすらとした月の砂（hero-bg-v2.jpg）
     + 淡いベージュの横グラデで主張を抑え、右側で画像をわずかに強めに見せる
     + ゴールドの放射を残し、前バージョンのニュアンスを継承 */
  background:
    linear-gradient(90deg, rgba(245,239,228,0.80) 0%, rgba(245,239,228,0.62) 50%, rgba(245,239,228,0.42) 100%),
    radial-gradient(ellipse at 60% 50%, rgba(232,199,102,0.18) 0%, transparent 60%),
    url("assets/hero-bg.png") center/cover no-repeat;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(245,239,228,0.94) 0%, rgba(245,239,228,0.78) 50%, rgba(245,239,228,0.55) 100%),
    radial-gradient(ellipse at 60% 50%, rgba(232,199,102,0.20) 0%, transparent 55%),
    url("assets/hero-bg.png") center/cover no-repeat;
  opacity: 0;
  animation: heroBgFadeIn 3.2s ease-in-out 0.4s forwards;
}

@keyframes heroBgFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Heroは左寄せレイアウト（既存サイト踏襲） */
.hero-content {
  position: relative;
  z-index: 1;
  text-align: left;
  color: var(--text-main);
  padding: 0 5% 0 8%;
  max-width: 640px;
}

/* 右側のロゴ装飾 */
.hero-mark {
  position: absolute;
  top: 50%;
  right: 6%;
  transform: translateY(-50%);
  width: clamp(220px, 32vw, 420px);
  opacity: 0.92;
  filter: drop-shadow(0 8px 32px rgba(212,140,58,0.25));
}

.hero-label {
  display: block;
  font-family: var(--font-serif-en);
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 8px;
}

.hero-operator {
  display: block;
  font-family: var(--font-serif-jp);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--text-sub);
  margin-bottom: 24px;
}

.hero-tagline {
  display: inline-block;
  font-family: var(--font-serif-jp);
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  font-weight: 600;
  color: var(--accent-deep);
  letter-spacing: 0.08em;
  padding: 6px 18px;
  border-left: 2px solid var(--accent-orange);
  background: rgba(255,255,255,0.4);
  margin-bottom: 24px;
}

.hero-catch {
  font-family: var(--font-serif-jp);
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
  color: var(--text-main);
}

.hero-catch em {
  font-style: normal;
  color: var(--accent-deep);
}

.hero-sub {
  font-size: clamp(0.85rem, 1.4vw, 1rem);
  color: var(--text-sub);
  letter-spacing: 0.06em;
  margin-bottom: 48px;
  line-height: 2;
}

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

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(31,34,51,0.35);
  font-family: var(--font-serif-en);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.hero-scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(31,34,51,0.35), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   INFORMATION
   ============================================================ */
#information {
  padding: 64px 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.info-inner {
  display: flex;
  align-items: flex-start;
  gap: 48px;
}

.info-heading {
  flex-shrink: 0;
}

.info-heading .section-label { margin-bottom: 0; }
.info-heading .section-title { font-size: 1.2rem; }
.info-heading .section-title::after { display: none; }

.info-list { flex: 1; }

.info-item {
  display: flex;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.info-item:first-child { border-top: 1px solid var(--border); }

.info-date {
  flex-shrink: 0;
  color: var(--text-light);
  font-family: var(--font-serif-en);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  padding-top: 2px;
}

.info-tag {
  flex-shrink: 0;
  display: inline-block;
  padding: 2px 10px;
  border: 1px solid var(--accent-orange);
  color: var(--accent-orange);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  border-radius: 2px;
  align-self: flex-start;
  margin-top: 2px;
}

/* ============================================================
   ABOUT
   ============================================================ */
#about {
  padding: var(--section-py) 0;
  background: var(--bg-base);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-moon-wrap {
  width: 80%;
  margin: 0 auto;
  position: relative;
}
.about-moon-wrap img {
  width: 100%;
  opacity: 0.9;
  filter: drop-shadow(0 8px 32px rgba(200,168,75,0.3));
}
.about-quote {
  position: absolute;
  top: 8%;
  right: -32px;
  background: var(--white);
  border-left: 3px solid var(--accent-orange);
  padding: 14px 18px;
  font-size: 0.8rem;
  color: var(--text-sub);
  max-width: 200px;
  box-shadow: var(--shadow);
  line-height: 1.75;
}

.about-text .section-label { }
.about-lead {
  font-size: 1.05rem;
  color: var(--text-sub);
  line-height: 2;
  margin-bottom: 24px;
}

/* ============================================================
   HOW TO USE
   ============================================================ */
#how-to-use {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}

.use-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.use-card {
  background: var(--white);
  /* 上部のborder-imageと画像のエッジをピッタリ揃えるため上の角丸は削除 */
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  padding: 0;
  overflow: hidden;
  box-shadow: var(--shadow);
  border-top: 3px solid transparent;
  border-image: linear-gradient(135deg, var(--accent-orange), var(--accent-yellow)) 1;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.use-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.use-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border);
}

.use-card-body {
  padding: 32px 32px 36px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.use-card-num {
  font-family: var(--font-serif-en);
  font-size: 2.8rem;
  font-weight: 600;
  color: var(--accent-yellow);
  opacity: 0.6;
  line-height: 1;
  margin-bottom: 16px;
}

.use-card-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-main);
}

.use-card-desc {
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.9;
}

/* ============================================================
   FACILITY
   ============================================================ */
#facility {
  padding: var(--section-py) 0;
  background: var(--bg-base);
}

.facility-branch {
  display: inline-block;
  margin-left: 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent-deep);
  letter-spacing: 0.08em;
  vertical-align: middle;
}
@media (max-width: 600px) {
  .facility-branch {
    display: block;
    margin-left: 0;
    margin-top: 6px;
    font-size: 0.85rem;
  }
}

.facility-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.facility-photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--border);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}

.facility-spec-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.facility-spec {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
.facility-spec:first-child { border-top: 1px solid var(--border); }

.spec-label {
  flex: 0 0 110px;
  padding: 14px 0;
  color: var(--text-light);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.spec-value {
  padding: 14px 0 14px 16px;
  color: var(--text-main);
  line-height: 1.7;
  border-left: 1px solid var(--border);
  flex: 1;
}

/* ============================================================
   POINT  ※ベージュ基調に変更
   ============================================================ */
#point {
  padding: var(--section-py) 0;
  background: var(--bg-base);
}

.point-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.point-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  border: 1px solid var(--border);
}
.point-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-yellow);
}

.point-body {
  padding: 32px 28px 24px;
  display: flex;
  flex-direction: column;
  min-height: 180px;
}

.point-num {
  font-family: var(--font-serif-en);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--accent-orange);
  opacity: 0.55;
  margin-bottom: 12px;
  line-height: 1;
}

.point-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-main);
  letter-spacing: 0.04em;
}

.point-desc {
  font-size: 0.86rem;
  color: var(--text-sub);
  line-height: 1.9;
}

.point-img-placeholder {
  margin-top: auto;
  width: 100%;
  aspect-ratio: 4/3;
  background:
    linear-gradient(135deg, #F5EFE4 0%, #EDE0C4 50%, #E8D5A8 100%);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-family: var(--font-serif-en);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
}

.point-img {
  margin-top: auto;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  display: block;
  border-top: 1px solid var(--border);
}

/* ============================================================
   VIDEO TOUR
   ============================================================ */
#video-tour {
  padding: var(--section-py) 0;
  background: var(--bg-section);
  border-top: 1px solid var(--border);
}

.video-wrap {
  max-width: 880px;
  margin: 48px auto 0;
}

.video-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, #1F2233 0%, #2A2E45 55%, #3A3E55 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: rgba(255,255,255,0.7);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.video-placeholder::before {
  content: '';
  position: absolute;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-yellow));
  box-shadow: 0 8px 32px rgba(212,140,58,0.45);
  top: 38%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.95;
}
.video-placeholder::after {
  content: '';
  position: absolute;
  top: 38%;
  left: 50%;
  transform: translate(-40%, -50%);
  border-left: 20px solid var(--white);
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
}

.video-placeholder-label {
  position: absolute;
  top: 20px;
  left: 24px;
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.45);
}

.video-placeholder-note {
  position: absolute;
  bottom: 24px;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.7);
}

/* ============================================================
   PRICE
   ============================================================ */
#price {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}

.price-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  align-items: stretch;
}

.price-cards.price-cards-2 {
  grid-template-columns: 1.35fr 1fr;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.price-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1.5px solid var(--border);
  transition: var(--transition);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.price-card.featured {
  border-color: var(--accent-orange);
  background: linear-gradient(160deg, #fff9f0, var(--white));
}

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-deep));
  color: var(--white);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  padding: 5px 20px;
  border-radius: 20px;
  white-space: nowrap;
}

.price-name {
  font-family: var(--font-serif-en);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-orange);
  margin-bottom: 8px;
}

.price-name-jp {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 24px;
}

.price-amount {
  margin-bottom: 8px;
}

.price-num {
  font-family: var(--font-serif-en);
  font-size: 3rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1;
}

.price-unit {
  font-size: 0.82rem;
  color: var(--text-sub);
  margin-left: 4px;
}

.price-tax {
  font-size: 0.72rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

.price-divider {
  height: 1px;
  background: var(--border);
  margin: 20px 0;
}

.price-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}

.price-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text-sub);
  line-height: 1.6;
}
.price-feature::before {
  content: '—';
  color: var(--accent-orange);
  flex-shrink: 0;
  font-size: 0.75rem;
  margin-top: 2px;
}

.price-note {
  font-size: 0.72rem;
  color: var(--text-light);
  margin-top: 12px;
  line-height: 1.7;
}

/* ---- 月額カード：二重線 → キャンペーン強調 ---- */
.price-dual {
  display: grid;
  grid-template-columns: 1fr auto 1.15fr;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  padding: 4px 0;
}

.price-strike {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--text-light);
  text-align: left;
}
.price-strike-label {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--text-light);
}
.price-strike-value {
  position: relative;
  display: inline-block;
  width: fit-content;
  color: var(--text-light);
}
.price-strike-value::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: var(--accent-deep);
  transform: translateY(-50%);
  pointer-events: none;
}
.price-strike-num {
  font-family: var(--font-serif-en);
  font-size: 1.6rem;
  font-weight: 600;
  text-decoration: none;
}
.price-strike-unit {
  font-size: 0.75rem;
  margin-left: 2px;
  text-decoration: none;
}
.price-strike-tax {
  font-size: 0.68rem;
  color: var(--text-light);
}

.price-arrow {
  font-family: var(--font-serif-en);
  font-size: 1.4rem;
  color: var(--accent-orange);
  opacity: 0.7;
  line-height: 1;
  text-align: center;
}

.price-campaign {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border-radius: 8px;
  background: linear-gradient(135deg, #FFF5E0 0%, #FDE8B5 60%, #F6D78A 100%);
  border: 1.5px solid var(--accent-orange);
  box-shadow: 0 6px 18px rgba(212,140,58,0.18);
  text-align: center;
  position: relative;
}
.price-campaign-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
}
.price-campaign-amount {
  display: inline-block;
  line-height: 1.1;
  color: var(--text-main);
}
.price-campaign-num {
  font-family: var(--font-serif-en);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent-deep);
}
.price-campaign-unit {
  font-size: 0.82rem;
  margin-left: 3px;
  color: var(--text-sub);
}
.price-campaign-limit {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: 2px 0;
  color: var(--white);
  background: var(--accent-deep);
  border-radius: 2px;
}

@media (max-width: 720px) {
  .price-dual {
    grid-template-columns: 1fr;
    gap: 10px;
    text-align: center;
  }
  .price-strike { align-items: center; text-align: center; }
  .price-arrow { transform: rotate(90deg); }
}

/* ---- 月額カード：対象者バッジ ---- */
.price-target {
  display: inline-block;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--text-sub);
  background: var(--bg-section);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 22px;
}

/* ---- オープンキャンペーン共通バナー ---- */
.campaign-banner {
  margin-top: 36px;
  margin-bottom: 28px;
  padding: 22px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #FFF5E0 0%, #FDE8B5 60%, #F6D78A 100%);
  border: 1.5px solid var(--accent-orange);
  box-shadow: 0 8px 22px rgba(212,140,58,0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.campaign-banner-store {
  font-size: 1.0rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-main);
  display: block;
  margin-bottom: 4px;
}
.campaign-banner-label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent-deep);
  text-transform: uppercase;
}
.campaign-banner-headline {
  font-size: 1.05rem;
  color: var(--text-main);
  line-height: 1.7;
}
.campaign-banner-headline strong {
  color: var(--accent-deep);
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0 2px;
}
.campaign-banner-note {
  font-size: 0.72rem;
  color: var(--text-sub);
  letter-spacing: 0.04em;
}
.campaign-banner-prices {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 6px 0 4px;
  padding: 12px 18px;
  background: rgba(255,255,255,0.55);
  border-radius: 8px;
  border: 1px dashed rgba(168,99,33,0.35);
}
.campaign-banner-price-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.92rem;
  color: var(--text-main);
}
.campaign-banner-plan {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-sub);
  min-width: 7em;
  text-align: right;
}
.campaign-banner-before {
  text-decoration: line-through;
  text-decoration-color: var(--accent-deep);
  color: var(--text-light);
  font-size: 0.92rem;
}
.campaign-banner-arrow {
  color: var(--accent-orange);
  font-family: var(--font-serif-en);
  font-weight: 600;
}
.campaign-banner-after {
  color: var(--accent-deep);
  font-size: 1.05rem;
}
.campaign-banner-after strong {
  font-family: var(--font-serif-en);
  font-size: 1.4rem;
  font-weight: 700;
  margin-right: 1px;
}
.campaign-banner-when {
  font-size: 0.74rem;
  color: var(--text-sub);
  letter-spacing: 0.04em;
}
@media (max-width: 640px) {
  .campaign-banner-plan { min-width: auto; text-align: center; width: 100%; }
}

/* ---- 維新塾生 優待制度（控えめ表記） ---- */
.price-juku-notice {
  margin-top: 28px;
  padding: 18px 24px;
  background: var(--bg-section);
  border-left: 3px solid var(--accent-deep);
  border-radius: 4px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.price-juku-icon {
  font-size: 1rem;
  color: var(--accent-deep);
  line-height: 1.6;
  flex-shrink: 0;
}
.price-juku-notice p {
  font-size: 0.85rem;
  color: var(--text-sub);
  line-height: 1.8;
  margin: 0;
}
.price-juku-notice strong {
  color: var(--text-main);
  font-weight: 600;
  margin-right: 4px;
}
.price-juku-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.price-juku-btn {
  align-self: flex-start;
  font-size: 0.82rem;
  padding: 10px 22px;
}
@media (max-width: 640px) {
  .price-juku-btn {
    align-self: stretch;
    text-align: center;
  }
}

/* ---- 体験利用（ドロップイン）ブロック ---- */
.price-trial-block {
  margin-top: 56px;
  padding: 36px 32px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.price-trial-head {
  text-align: center;
  margin-bottom: 28px;
}
.price-trial-label {
  font-family: var(--font-serif-en);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-orange);
  display: block;
  margin-bottom: 6px;
}
.price-trial-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 12px;
}
.price-trial-lead {
  font-size: 0.86rem;
  color: var(--text-sub);
  line-height: 1.85;
  margin: 0;
}
.price-trial-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 640px;
  margin: 0 auto;
}
.price-trial-card {
  padding: 22px 18px;
  border-radius: var(--radius);
  background: var(--bg-section);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}
.price-trial-card-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-main);
}
.price-trial-card-price {
  font-size: 0.95rem;
  color: var(--text-sub);
}
.price-trial-card-price span {
  font-family: var(--font-serif-en);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent-deep);
  margin-right: 2px;
}
.price-trial-card-note {
  font-size: 0.7rem;
  color: var(--text-light);
}
.price-trial-rule {
  margin-top: 22px;
  font-size: 0.74rem;
  color: var(--text-light);
  text-align: center;
  line-height: 1.85;
}
@media (max-width: 720px) {
  .price-trial-cards { grid-template-columns: 1fr; }
}

/* ============================================================
   DROP-IN USE CASES
   ============================================================ */
#dropin-use {
  padding: var(--section-py) 0;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

.dropin-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.dropin-card {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 28px 32px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition);
}
.dropin-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-yellow);
}

.dropin-tag {
  position: absolute;
  top: -14px;
  left: 24px;
  padding: 5px 14px;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--white);
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-deep));
  border-radius: 20px;
  white-space: nowrap;
}

.dropin-num {
  font-family: var(--font-serif-en);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--accent-yellow);
  opacity: 0.6;
  line-height: 1;
  margin-top: 4px;
}

.dropin-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.04em;
}

.dropin-desc {
  font-size: 0.86rem;
  color: var(--text-sub);
  line-height: 1.9;
}

.dropin-case {
  margin-top: auto;
  padding: 12px 14px;
  background: var(--bg-section);
  border-left: 2px solid var(--accent-orange);
  border-radius: 2px;
  font-size: 0.78rem;
  color: var(--text-sub);
  line-height: 1.75;
}
.dropin-case-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-deep);
  margin-right: 6px;
}

.dropin-bridge {
  margin-top: 56px;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #FFF5E0 0%, #F5EFE4 100%);
  border: 1px solid var(--border);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.dropin-bridge p {
  font-size: 0.9rem;
  color: var(--text-sub);
  line-height: 1.9;
}
.dropin-bridge strong {
  color: var(--accent-deep);
}

@media (max-width: 900px) {
  .dropin-cards { grid-template-columns: 1fr; gap: 32px; }
  .price-cards.price-cards-2 { grid-template-columns: 1fr; }
}

/* ---- FLOW（旧dropin-use再利用） ---- */
.flow-route {
  margin-top: 48px;
  padding: 32px 28px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.flow-route-secondary {
  margin-top: 28px;
  background: var(--bg-section);
  box-shadow: none;
}
.flow-route-label {
  display: inline-block;
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-orange);
  background: rgba(212,140,58,0.08);
  border: 1px solid rgba(212,140,58,0.35);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.flow-route-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 24px;
  line-height: 1.6;
}
.flow-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  counter-reset: flow;
}
.flow-steps.flow-steps-short {
  grid-template-columns: repeat(3, 1fr);
}
.flow-step {
  position: relative;
  padding: 18px 14px;
  background: var(--bg-section);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
/* カード間の矢印（▶）：最後のカード以外に表示 */
.flow-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -10px;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 7px 0 7px 9px;
  border-color: transparent transparent transparent rgba(212,140,58,0.45);
  z-index: 2;
  pointer-events: none;
}
.flow-route-secondary .flow-step {
  background: var(--white);
}
.flow-step-final {
  background: linear-gradient(135deg, #FFF5E0 0%, #FDE8B5 100%);
  border-color: var(--accent-orange);
}
.flow-step-num {
  font-family: var(--font-serif-en);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--accent-deep);
}
.flow-step-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.55;
}
.flow-step-desc {
  font-size: 0.74rem;
  color: var(--text-sub);
  line-height: 1.7;
}
@media (max-width: 900px) {
  .flow-steps,
  .flow-steps.flow-steps-short {
    grid-template-columns: 1fr;
  }
  /* 縦並び時：右向き三角→下向き三角に切替 */
  .flow-step:not(:last-child)::after {
    top: auto;
    bottom: -12px;
    right: 50%;
    transform: translateX(50%);
    border-width: 9px 7px 0 7px;
    border-color: rgba(212,140,58,0.45) transparent transparent transparent;
  }
}

/* ============================================================
   OPTION
   ============================================================ */
#option {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}
.option-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 48px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}
.option-card {
  padding: 36px 32px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.option-card-img {
  display: block;
  width: calc(100% + 64px);
  max-width: none;
  margin: -36px -32px 24px -32px;
  height: 220px;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  flex-shrink: 0;
}
.option-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.option-card-label {
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-orange);
  display: block;
  margin-bottom: 4px;
}
.option-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0;
}
.option-card-amount {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 4px;
}
.option-card-num {
  font-family: var(--font-serif-en);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1;
}
.option-card-num-free {
  color: var(--accent-deep);
  font-size: 2rem;
}
.option-card-unit {
  font-size: 0.82rem;
  color: var(--text-sub);
}
.option-card-limit {
  display: inline-block;
  font-size: 0.74rem;
  color: var(--accent-deep);
  background: rgba(212,140,58,0.08);
  border: 1px solid rgba(212,140,58,0.3);
  padding: 4px 12px;
  border-radius: 999px;
  margin: 0;
  align-self: flex-start;
}
.option-card-desc {
  font-size: 0.86rem;
  color: var(--text-sub);
  line-height: 1.9;
  margin: 0;
}
@media (max-width: 720px) {
  .option-cards { grid-template-columns: 1fr; }
}

/* ============================================================
   STEP
   ============================================================ */
#step {
  padding: var(--section-py) 0;
  background: var(--bg-base);
}

.step-list {
  display: flex;
  gap: 0;
  margin-top: 48px;
  position: relative;
}
.step-list::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 32px;
  right: 32px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-orange), var(--accent-yellow));
  z-index: 0;
}

.step-item {
  flex: 1;
  text-align: center;
  padding: 0 16px;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-orange), var(--accent-yellow));
  color: var(--white);
  font-family: var(--font-serif-en);
  font-size: 1.2rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 16px rgba(212,140,58,0.35);
}

.step-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.78rem;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ============================================================
   FAQ
   ============================================================ */
#faq {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}

.faq-list {
  margin-top: 48px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

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

.faq-question {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 0;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  user-select: none;
  transition: var(--transition);
}
.faq-question:hover { color: var(--accent-orange); }

.faq-q-mark {
  flex-shrink: 0;
  min-width: 36px;
  height: 28px;
  padding: 0 10px;
  background: var(--accent-orange);
  color: var(--white);
  font-family: var(--font-serif-en);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: -2px;
}

.faq-toggle {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 1.2rem;
  color: var(--accent-orange);
  transition: var(--transition);
}
.faq-item.open .faq-toggle { transform: rotate(45deg); }

.faq-answer {
  display: none;
  padding: 0 0 24px 44px;
  font-size: 0.875rem;
  color: var(--text-sub);
  line-height: 1.9;
}
.faq-item.open .faq-answer { display: block; }

/* ============================================================
   VOICE (placeholder)
   ============================================================ */
#voice {
  padding: var(--section-py) 0;
  background: var(--bg-base);
}

.voice-coming {
  text-align: center;
  padding: 64px;
  color: var(--text-light);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
  margin-top: 48px;
}

/* ---------- Voice cards ---------- */
.voice-grid {
  margin-top: 48px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.voice-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.voice-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px 26px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.voice-card::before {
  content: '“';
  position: absolute;
  top: 8px;
  right: 18px;
  font-family: var(--font-serif-en);
  font-size: 3rem;
  line-height: 1;
  color: var(--accent-yellow);
  opacity: 0.5;
}
.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.voice-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.voice-badge {
  flex-shrink: 0;
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent-gold);
  color: var(--white);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  border-radius: 999px;
}
.voice-card-label {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
  font-family: var(--font-serif-en);
}
.voice-text {
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--text-sub);
}
.voice-text strong {
  font-weight: 700;
  color: var(--text-main);
  background: linear-gradient(transparent 60%, rgba(232,199,102,0.45) 60%);
}

/* ============================================================
   FACILITY RANKING
   ============================================================ */
#ranking {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}
.ranking-top {
  margin-top: 48px;
  display: flex;
  gap: 32px;
  align-items: flex-end;
  justify-content: center;
}
.rank-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}
.rank-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.rank-1 { flex: 1.25; max-width: 460px; }
.rank-2 { flex: 1; max-width: 360px; }
.rank-place {
  display: inline-block;
  font-family: var(--font-serif-en);
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
  margin-bottom: 14px;
}
.rank-1 .rank-place { color: var(--accent-gold); font-size: 1.15rem; }
.rank-img-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 16px;
}
.rank-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
.rank-name {
  font-family: var(--font-serif-jp);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}
.rank-1 .rank-name { font-size: 1.2rem; }
.rank-desc {
  margin-top: 10px;
  font-size: 0.84rem;
  line-height: 1.8;
  color: var(--text-sub);
}

.ranking-list {
  max-width: 560px;
  margin: 36px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.ranking-list-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 24px;
}
.rank-list-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.rank-desc-sm {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text-light);
}
.rank-no {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-base);
  border: 1px solid var(--accent-gold);
  color: var(--accent-deep);
  font-family: var(--font-serif-en);
  font-size: 1rem;
}
.rank-name-sm {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-main);
}
.rank-no { margin-top: 2px; }

/* ---------- Voice & Ranking : responsive ---------- */
@media (max-width: 768px) {
  .voice-row {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 16px;
    padding-bottom: 12px;
    margin: 0 -5%;
    padding-left: 5%;
    padding-right: 5%;
  }
  .voice-row::-webkit-scrollbar { height: 6px; }
  .voice-row::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 999px;
  }
  .voice-card {
    flex: 0 0 80%;
    scroll-snap-align: start;
  }
  .ranking-top {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }
  .rank-1, .rank-2 { max-width: 100%; }
}

/* ============================================================
   INSTAGRAM
   ============================================================ */
#instagram {
  padding: var(--section-py) 0;
  background: var(--bg-section);
}

/* Instagramカード：レゴリスのトーンを保ったまま、IGの存在感だけ品よく */
.instagram-card {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 520px;
  margin: 32px auto 0;
  padding: 24px 28px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  position: relative;
}
.instagram-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, #F58529 0%, #DD2A7B 50%, #8134AF 100%);
  opacity: 0;
  transition: var(--transition);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.instagram-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-yellow);
}
.instagram-card:hover::before { opacity: 1; }

.instagram-icon {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(135deg, #F58529 0%, #DD2A7B 50%, #8134AF 100%);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(221, 42, 123, 0.25);
}

.instagram-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.instagram-handle {
  font-family: var(--font-serif-en);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.04em;
}

.instagram-tagline {
  font-size: 0.78rem;
  color: var(--text-sub);
  letter-spacing: 0.04em;
}

.instagram-cta-label {
  flex-shrink: 0;
  font-family: var(--font-serif-en);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent-deep);
  transition: var(--transition);
}
.instagram-card:hover .instagram-cta-label {
  color: var(--accent-orange);
  letter-spacing: 0.16em;
}

@media (max-width: 600px) {
  .instagram-card {
    flex-direction: column;
    text-align: center;
    gap: 16px;
    padding: 28px 24px;
  }
  .instagram-card-body { align-items: center; }
}

/* ---- Instagramカード：上部画像＋下部テキスト型 ---- */
.instagram-card-with-image {
  flex-direction: column;
  align-items: stretch;
  max-width: 600px;
  padding: 0;
  gap: 0;
  overflow: hidden;
}
.instagram-card-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--bg-section);
  position: relative;
}
.instagram-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.instagram-card-with-image:hover .instagram-card-image img {
  transform: scale(1.03);
}
.instagram-card-footer {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 24px;
}
.instagram-card-with-image .instagram-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(221, 42, 123, 0.22);
}
@media (max-width: 600px) {
  .instagram-card-with-image {
    flex-direction: column;
    text-align: left;
  }
  .instagram-card-with-image .instagram-card-footer {
    flex-direction: row;
    text-align: left;
    padding: 18px 20px;
    gap: 14px;
  }
  .instagram-card-with-image .instagram-card-body { align-items: flex-start; }
}

/* ---- ヘッダーInstagramアイコン ---- */
.header-ig {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--text-sub);
  transition: var(--transition);
  flex-shrink: 0;
}
.header-ig:hover {
  color: var(--white);
  background: linear-gradient(135deg, #F58529 0%, #DD2A7B 50%, #8134AF 100%);
  transform: translateY(-1px);
}
.header-ig-text { display: none; }

/* ============================================================
   GROUP / 学びの家族
   横並びコンパクトカード。レゴリスの「余白の品」を保ったまま、
   グループ事業を控えめに案内する小型カード設計。
   ============================================================ */
#group {
  padding: var(--section-py) 0;
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

.group-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.group-card {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  min-height: 150px;
}
.group-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-orange), var(--accent-yellow));
  opacity: 0;
  transition: var(--transition);
  z-index: 1;
}
.group-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-yellow);
}
.group-card:hover::before { opacity: 1; }

.group-card-banner {
  flex: 0 0 130px;
  background: var(--bg-section);
  padding: 14px;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}
.group-card-banner img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 80px;
  object-fit: contain;
  display: block;
}

.group-card-body {
  padding: 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.group-card-tagline {
  font-family: var(--font-serif-en);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-orange);
}

.group-card-title {
  font-family: var(--font-serif-jp);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.group-card-desc {
  font-size: 0.74rem;
  color: var(--text-sub);
  line-height: 1.7;
}
.group-card-desc small {
  display: inline-block;
  margin-top: 4px;
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--text-light);
}

.group-card-link {
  margin-top: auto;
  padding-top: 8px;
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--accent-deep);
  font-weight: 600;
  transition: var(--transition);
}
.group-card:hover .group-card-link {
  color: var(--accent-orange);
  letter-spacing: 0.14em;
}

@media (max-width: 700px) {
  .group-cards { grid-template-columns: 1fr; gap: 16px; max-width: 420px; }
  .group-card { min-height: 130px; }
  .group-card-banner { flex: 0 0 110px; padding: 12px; }
  .group-card-banner img { max-height: 70px; }
  .group-card-body { padding: 16px 18px; }
}

/* ============================================================
   CTA BANNER  ※オレンジ×ベージュで温かみのある仕上げ
   ============================================================ */
#cta {
  padding: 80px 0;
  background:
    linear-gradient(135deg, rgba(237,216,168,0.82) 0%, rgba(240,200,120,0.76) 40%, rgba(232,184,96,0.72) 100%),
    url("assets/cta-bg.jpg") center/cover no-repeat;
  text-align: center;
}

.cta-label {
  font-family: var(--font-serif-en);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: 16px;
}

.cta-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  color: var(--text-main);
  margin-bottom: 12px;
  font-weight: 600;
}

.cta-sub {
  color: rgba(31,34,51,0.65);
  font-size: 0.875rem;
  margin-bottom: 40px;
}

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

/* CTAセクション内のアウトラインボタンは、
   金色背景に埋もれないよう通常時は白抜きにして、
   ホバー時にアクセントオレンジへ切り替える */
#cta .btn-outline {
  color: var(--white);
  border-color: var(--white);
  background: transparent;
}
#cta .btn-outline:hover {
  background: var(--accent-orange);
  color: var(--white);
  border-color: var(--accent-orange);
}

/* ============================================================
   FOOTER
   ============================================================ */
#footer {
  background: #14162A;
  color: rgba(255,255,255,0.5);
  padding: 56px 0 32px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: start;
  margin-bottom: 48px;
}

.footer-logo img {
  height: 36px;
  margin-bottom: 16px;
  opacity: 0.8;
}

.footer-address {
  font-size: 0.78rem;
  line-height: 2;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: right;
}
.footer-nav a {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  transition: var(--transition);
}
.footer-nav a:hover { color: var(--accent-yellow); }

/* ---- フッターSNSリンク（IG + LINE） ---- */
.footer-sns {
  display: flex;
  gap: 14px;
  margin-top: 8px;
  justify-content: flex-end;
}
.footer-sns-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 4px;
  color: rgba(255,255,255,0.6);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  transition: var(--transition);
}
.footer-sns-link svg { transition: var(--transition); }
.footer-sns-link:hover {
  color: var(--accent-yellow);
  border-color: var(--accent-yellow);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
}

.footer-copy {
  font-family: var(--font-serif-en);
  letter-spacing: 0.05em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  :root { --section-py: 72px; }

  .header-nav { display: none; }
  .hamburger  { display: flex; }

  .header-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--bg-base);
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    gap: 0;
  }
  .header-nav.open a {
    padding: 14px 24px;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
  }

  /* モバイル時のヘッダーIGはテキストリンク化（円形アイコンを解除） */
  .header-nav.open .header-ig {
    width: auto;
    height: auto;
    border-radius: 0;
    background: none;
    justify-content: flex-start;
    gap: 10px;
    color: var(--text-sub);
  }
  .header-nav.open .header-ig:hover {
    background: none;
    color: var(--accent-orange);
    transform: none;
  }
  .header-nav.open .header-ig-text {
    display: inline;
    font-size: 0.9rem;
    letter-spacing: 0.08em;
  }

  .about-inner,
  .facility-inner { grid-template-columns: 1fr; gap: 40px; }

  .use-cards,
  .price-cards { grid-template-columns: 1fr; }

  .point-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }

  .step-list { flex-direction: column; gap: 24px; }
  .step-list::before { display: none; }

  .info-inner { flex-direction: column; gap: 24px; }

  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-nav   { text-align: left; }
  .footer-sns   { justify-content: flex-start; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 900px) {
  /* スマホ版ヒーロー：ロゴと文字の重なりを解消 */
  #hero {
    min-height: auto;
    padding: 120px 0 80px;
    flex-direction: column;
    justify-content: center;
  }
  .hero-content {
    padding: 0 6%;
    max-width: 100%;
    text-align: center;
    order: 1;
  }
  .hero-label { letter-spacing: 0.2em; }
  .hero-mark {
    position: relative;
    top: auto;
    right: auto;
    transform: none;
    margin: 32px auto 0;
    width: min(50%, 200px);
    opacity: 0.85;
    display: block;
    order: 2;
  }
  .hero-actions { justify-content: center; }
  .hero-scroll { display: none; }
}

@media (max-width: 600px) {
  .hero-catch { font-size: 1.7rem; }
  .hero-sub { font-size: 0.88rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .cta-actions  { flex-direction: column; align-items: center; }
  .price-cards  { grid-template-columns: 1fr; }
  .use-cards    { grid-template-columns: 1fr; }
  .point-grid   { grid-template-columns: 1fr; gap: 16px; }
}


/* ========================================================
   LEGAL PAGES（プライバシーポリシー・利用規約・特商法）
   ======================================================== */
html {
  scroll-padding-top: 88px; /* fixed header（72px）+ 余白16px */
}

.legal-page {
  padding: 180px 0 120px; /* 固定ヘッダー分+余裕のあるクリアランス */
  background-color: var(--bg-base);
}

.legal-page .container {
  max-width: 860px;
}

.legal-header {
  text-align: center;
  margin-bottom: 96px; /* タイトルから第1条まで余白たっぷり */
}

.legal-label {
  font-family: var(--font-serif-en);
  font-size: 0.95rem;
  letter-spacing: 0.24em;
  color: var(--accent-orange);
  display: block;
  margin-bottom: 18px;
}

.legal-title {
  font-family: var(--font-serif-jp);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 28px;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

.legal-lead {
  font-size: 0.95rem;
  color: var(--text-sub);
  line-height: 2.0;
  max-width: 720px;
  margin: 0 auto;
}

.legal-section {
  margin-bottom: 72px; /* セクション間の呼吸 */
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(31, 34, 51, 0.1);
}

.legal-section:last-of-type {
  border-bottom: none;
  margin-bottom: 48px;
}

.legal-heading {
  font-family: var(--font-serif-jp);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0 0 32px; /* 条項タイトル→本文の呼吸 */
  padding-left: 18px;
  border-left: 4px solid var(--accent-orange);
  letter-spacing: 0.05em;
  line-height: 1.5;
}

.legal-body {
  font-size: 0.95rem;
  line-height: 2.05; /* 読みやすい行間 */
  color: var(--text-main);
}

.legal-body p {
  margin: 0 0 22px;
}

.legal-body p:last-child {
  margin-bottom: 0;
}

.legal-body ol,
.legal-body ul {
  margin: 0 0 22px;
  padding-left: 28px;
}

.legal-body ol > li,
.legal-body ul > li {
  margin-bottom: 14px; /* 箇条書きの行間広め */
  line-height: 1.95;
  padding-left: 4px;
}

.legal-body ol ul,
.legal-body ul ul,
.legal-body ol ol {
  margin: 12px 0 8px;
}

.legal-body ol ul > li,
.legal-body ul ul > li,
.legal-body ol ol > li {
  margin-bottom: 8px;
}

.legal-body strong {
  color: var(--accent-orange);
  font-weight: 600;
}

.legal-body a {
  color: var(--accent-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-body a:hover {
  color: var(--accent-deep, #B7722A);
}

.legal-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 28px;
  font-size: 0.95rem;
}

.legal-table th,
.legal-table td {
  padding: 18px 20px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(31, 34, 51, 0.08);
  line-height: 1.9;
}

.legal-table th {
  width: 32%;
  font-weight: 600;
  color: var(--text-sub);
  background: rgba(232, 199, 102, 0.08);
  white-space: nowrap;
}

.legal-table td {
  color: var(--text-main);
}

.legal-meta {
  margin-top: 72px;
  padding-top: 28px;
  border-top: 1px solid rgba(31, 34, 51, 0.12);
  text-align: right;
  font-size: 0.88rem;
  color: var(--text-sub);
  line-height: 1.8;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 72px;
  padding: 14px 32px;
  border: 1.5px solid var(--accent-orange);
  border-radius: 4px;
  color: var(--accent-orange);
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s;
}

.legal-back:hover {
  background: var(--accent-orange);
  color: #fff;
}

@media (max-width: 768px) {
  .legal-page { padding: 140px 0 88px; }
  .legal-header { margin-bottom: 64px; }
  .legal-title { font-size: 1.8rem; }
  .legal-heading { font-size: 1.12rem; margin-bottom: 24px; }
  .legal-body { font-size: 0.92rem; line-height: 1.95; }
  .legal-body p { margin-bottom: 18px; }
  .legal-section { margin-bottom: 56px; padding-bottom: 36px; }
  .legal-table th,
  .legal-table td { padding: 14px 16px; font-size: 0.9rem; }
  .legal-table th { width: 38%; white-space: normal; }
}

@media (max-width: 480px) {
  .legal-table,
  .legal-table tbody,
  .legal-table tr,
  .legal-table th,
  .legal-table td { display: block; width: 100%; }
  .legal-table th { border-bottom: none; padding-bottom: 4px; }
  .legal-table td { padding-top: 4px; padding-bottom: 16px; }
}