/* =============================================
   Guy's Diving Center — スタイルシート
   ============================================= */

/* ======= カラー設定（色を変えるときはここを変更）======= */
:root {
  --sky:      #e8f7ff;
  --light:    #c2eaf8;
  --bright:   #5bc8f0;
  --ocean:    #1a9fd4;
  --deep:     #0d6fa3;
  --navy:     #0a4a72;
  --white:    #ffffff;
  --offwhite: #f4fbff;
  --text:     #0d3a55;
  --muted:    #5a8faa;
  --gold:     #d4a843;
}

/* ======= 基本設定 ======= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--white);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 200;       /* より細く */
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;  /* 文字をなめらかに */
}

/* ======= ナビゲーションバー ======= */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 3rem;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(91,200,240,0.2);
  transition: box-shadow 0.3s;
}
nav.scrolled { box-shadow: 0 4px 24px rgba(26,159,212,0.12); }

.logo-wrap { display: flex; flex-direction: column; line-height: 1.2; }
.logo-main {
  font-family: 'Montserrat', sans-serif;
  font-size: 1.35rem; font-weight: 700;
  color: var(--deep); letter-spacing: 0.05em;
}
.logo-main span { color: var(--bright); }
.logo-sub {
  font-size: 0.6rem; letter-spacing: 0.18em;
  color: var(--muted); font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
}
/* PC：通常メニュー */
nav ul.nav-links { list-style: none; display: flex; gap: 1.8rem; align-items: center; }
nav ul.nav-links li a {
  color: var(--text); font-size: 0.8rem; letter-spacing: 0.1em;
  text-decoration: none; transition: color 0.25s; font-weight: 300;
}
nav ul.nav-links li a:hover { color: var(--ocean); }

/* ハンバーガーボタン */
.hamburger {
  display: none;           /* PCでは非表示 */
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  z-index: 110;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all 0.3s;
  transform-origin: center;
}
/* ✕ に変形 */
.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); }

/* ドロワー（引き出しメニュー） */
.drawer {
  position: fixed;
  top: 0; right: -280px;   /* 最初は画面外に隠す */
  width: 260px;
  height: 100vh;
  background: var(--white);
  box-shadow: -4px 0 24px rgba(10,74,114,0.12);
  z-index: 105;
  transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
}
.drawer.open { right: 0; }  /* 開いたとき */

.drawer-inner {
  display: flex;
  flex-direction: column;
  padding: 5rem 2rem 2rem;
  gap: 0.2rem;
}
.drawer-inner a {
  display: block;
  padding: 1rem 0.5rem;
  color: var(--text);
  font-size: 0.95rem;
  text-decoration: none;
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(91,200,240,0.2);
  transition: color 0.25s, padding-left 0.25s;
}
.drawer-inner a:hover { color: var(--ocean); padding-left: 1rem; }
.drawer-inner a.drawer-member {
  margin-top: 1.5rem;
  background: linear-gradient(135deg, var(--ocean), var(--bright));
  color: var(--white);
  border-radius: 2rem;
  border: none;
  padding: 0.85rem 1.2rem;
  text-align: center;
  font-weight: 600;
}
.drawer-inner a.drawer-member:hover { padding-left: 1.2rem; opacity: 0.9; }

/* 背景オーバーレイ */
.drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,74,114,0.35);
  backdrop-filter: blur(3px);
  z-index: 104;
}
.drawer-overlay.open { display: block; }

/* スマートフォン：PCメニューを隠してハンバーガーを表示 */
@media(max-width: 900px) {
  nav ul.nav-links { display: none; }
  .hamburger { display: flex; }
}
.btn-nav-member {
  background: linear-gradient(135deg, var(--ocean), var(--bright));
  color: var(--white) !important; padding: 0.5rem 1.3rem;
  border-radius: 2rem; font-weight: 600 !important;
  font-size: 0.78rem !important; letter-spacing: 0.06em !important;
  box-shadow: 0 4px 16px rgba(26,159,212,0.3);
  transition: box-shadow 0.3s, transform 0.2s !important;
}
.btn-nav-member:hover { box-shadow: 0 6px 24px rgba(26,159,212,0.5) !important; transform: translateY(-1px); }

/* ======= トップ（ヒーロー）エリア ======= */
#hero {
  position: relative; width: 100vw; height: 100vh;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  /* 動画が読み込まれるまでの背景色 */
  background: linear-gradient(160deg, #b8e8f8 0%, #5bc8f0 40%, #1a9fd4 75%, #0a4a72 100%);
}

/* 動画 */
.video-bg { position: absolute; inset: 0; }
.video-bg video {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.55;
  /* ★フェード切り替え用のトランジション */
  transition: opacity 0.8s ease;
}
.video-bg-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10,74,114,0.1) 0%,
    rgba(10,74,114,0.2) 50%,
    rgba(10,74,114,0.6) 100%
  );
}

/* 下部の波形 */
.hero-wave {
  position: absolute; bottom: -2px; left: 0; right: 0; z-index: 3;
  height: 80px;
}

/* ヒーローテキスト */
.hero-content {
  position: relative; z-index: 4;
  text-align: center; padding: 2rem;
  max-width: 800px;
  display: flex;
  flex-direction: column;  /* 縦並び */
  align-items: center;     /* センター揃え */
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.25); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 2rem; padding: 0.4rem 1.2rem;
  font-size: 0.7rem; letter-spacing: 0.2em; color: var(--white);
  text-transform: uppercase; margin-bottom: 1.5rem;
  animation: fadeUp 0.8s 0.2s both;
}
.hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--bright); }
.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3rem, 8vw, 5.8rem); /* 元の大きさ */
  font-weight: 700; color: var(--white);
  line-height: 1.05; margin-bottom: 0.6rem;
  white-space: nowrap; /* 折り返しを防ぐ */
  text-shadow: 0 2px 20px rgba(10,74,114,0.4);
  animation: fadeUp 0.8s 0.4s both;
}
.hero-title em { font-style: italic; color: var(--light); }
.hero-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  letter-spacing: 0.15em; color: rgba(255,255,255,0.9);
  margin-bottom: 0.6rem; font-weight: 300;
  animation: fadeUp 0.8s 0.6s both;
}
/* 国際NGO + ボタン の横並びコンテナ */
.hero-cmas-row {
  display: flex;
  flex-direction: row;     /* 横並び */
  align-items: center;     /* 上下中央揃え */
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  animation: fadeUp 0.8s 0.75s both;
  margin-bottom: 1.5rem;
}

/* 国際NGOボックス */
.hero-cmas {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 0.5rem;
  padding: 0.5rem 1.2rem;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.95);
  letter-spacing: 0.1em;
  line-height: 1.6;
  text-align: left;
}

/* 国際NGOボックス：リンクのデフォルトスタイルをリセット */
a.hero-cmas {
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.3s, transform 0.3s;
}
a.hero-cmas:hover {
  opacity: 0.8;
  transform: translateY(-2px);
}

/* CMASアイコン画像 */
.cmas-icon {
  width: 52px;
  height: 52px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 50%;
}

/* ボタン2つを横並び */
.hero-cta {
  display: flex;
  flex-direction: row;
  gap: 0.8rem;
  align-items: center;
}
.cta-btn {
  padding: 0.85rem 2.2rem; border-radius: 3rem;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.1em;
  cursor: pointer; transition: all 0.3s; text-decoration: none;
  display: inline-block;
}
.cta-primary {
  background: var(--white); color: var(--deep); border: none;
  box-shadow: 0 8px 28px rgba(0,0,0,0.15);
}
.cta-primary:hover { box-shadow: 0 12px 36px rgba(0,0,0,0.22); transform: translateY(-2px); }
.cta-outline {
  background: rgba(255,255,255,0.15); color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.6); backdrop-filter: blur(4px);
}
.cta-outline:hover { background: rgba(255,255,255,0.28); transform: translateY(-2px); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* スクロール誘導 */
.scroll-ind {
  position: absolute; bottom: 5.5rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.4rem;
  color: rgba(255,255,255,0.7); font-size: 0.65rem; letter-spacing: 0.25em;
  z-index: 4;
}
.scroll-line {
  width: 1px; height: 36px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.7), transparent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:0.4} 50%{opacity:1} }

/* ======= 共通セクション設定 ======= */
section { padding: 6rem 2rem; }
.section-inner { max-width: 1160px; margin: 0 auto; }
.section-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.68rem; letter-spacing: 0.5em;
  color: var(--bright); text-transform: uppercase; margin-bottom: 0.8rem;
  position: relative; display: inline-block;
}
.section-label::after {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--bright);
  margin-left: 0.6rem;
  vertical-align: middle;
}
.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
  font-weight: 400;           /* 細めにしてエレガントに */
  color: var(--navy); line-height: 1.25; margin-bottom: 1.2rem;
  letter-spacing: -0.01em;
}
.section-title em { font-style: italic; color: var(--ocean); font-weight: 400; }
.divider {
  width: 32px; height: 1px;
  background: var(--bright);
  margin: 1.4rem 0;
  border-radius: 0;
}
.section-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 2.1;
  max-width: 520px;
  margin-bottom: 1.4rem;
  font-weight: 300;
  letter-spacing: 0.03em;
}

/* aboutの2段落目：はじめての方へ */
.section-desc--accent {
  font-size: 0.9rem;
  color: var(--deep);
  font-weight: 400;
  padding: 1.2rem 1.4rem;
  background: rgba(91,200,240,0.07);
  border-left: 2px solid var(--bright);
  border-radius: 0 0.5rem 0.5rem 0;
  line-height: 2.1;
  letter-spacing: 0.03em;
}

/* ======= 私たちについて ======= */
#about { background: var(--offwhite); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }

/*
  ★「私たちについて」の写真
  about-img に写真を設定します
  → index.html の .about-img の中を参照してください
*/
.about-img {
  border-radius: 2rem; overflow: hidden; aspect-ratio: 4/3;
  position: relative;
  box-shadow: 0 20px 60px rgba(26,159,212,0.2);
  background: linear-gradient(135deg, var(--light), var(--ocean));
}
.about-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
/* 写真がない場合のプレースホルダー */
.about-img-placeholder {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.5rem; color: rgba(255,255,255,0.8);
  font-size: 0.82rem;
}
.about-img-placeholder span { font-size: 4rem; }

.stat-row { display: flex; gap: 2.5rem; margin-top: 2.2rem; flex-wrap: wrap; }
.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: 2.4rem; color: var(--ocean); line-height: 1;
}
.stat-label { font-size: 0.72rem; letter-spacing: 0.12em; color: var(--muted); margin-top: 0.25rem; }

/* ======= 講習内容 ======= */
#courses { background: var(--white); }
.course-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.4rem; margin-top: 3rem; }
.course-card {
  background: var(--offwhite);
  border: 1.5px solid rgba(91,200,240,0.25);
  border-radius: 1.4rem;
  overflow: hidden;
  transition: all 0.35s; cursor: pointer; position: relative;
}
.course-card:hover { transform: translateY(-5px); box-shadow: 0 16px 48px rgba(26,159,212,0.13); border-color: rgba(91,200,240,0.5); }

/*
  ★コースの写真エリア
  .course-photo に写真が入ります
  写真がない場合はグラデーションのプレースホルダーが表示されます
*/
.course-photo {
  width: 100%; height: 160px;
  object-fit: cover; display: block;
  background: linear-gradient(135deg, var(--light), var(--ocean));
}
.course-photo-placeholder {
  width: 100%; height: 160px;
  background: linear-gradient(135deg, var(--light), var(--ocean));
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
}
.course-body { padding: 1.4rem; }

/* カード上部の色ライン（ホバー時） */
.course-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(to right, var(--bright), var(--ocean));
  transform: scaleX(0); transform-origin: left; transition: transform 0.35s;
}
.course-card:hover::before { transform: scaleX(1); }

.course-tag {
  display: inline-block; font-size: 0.64rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--ocean);
  background: rgba(91,200,240,0.15); padding: 0.2rem 0.7rem;
  border-radius: 1rem; margin-bottom: 0.7rem;
}
.course-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 0.6rem; }
.course-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.85; }

/* ======= ツアー案内 ======= */
#tours { background: linear-gradient(160deg, var(--offwhite), var(--sky)); }
.tour-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(310px, 1fr)); gap: 1.8rem; margin-top: 3rem; }
.tour-card {
  background: var(--white); border-radius: 1.5rem; overflow: hidden;
  box-shadow: 0 8px 32px rgba(26,159,212,0.1);
  transition: all 0.35s;
  display: flex;
  flex-direction: column;  /* 縦並びにして、bodyを伸ばす */
}
.tour-card:hover { transform: translateY(-5px); box-shadow: 0 20px 56px rgba(26,159,212,0.18); }

/*
  ★ツアーの写真エリア
  .tour-photo に写真が入ります
  写真がない場合はグラデーション＋絵文字が表示されます
*/
.tour-photo {
  width: 100%; height: 200px;
  object-fit: cover; display: block;
}
.tour-photo-placeholder {
  height: 200px; position: relative;
  background: linear-gradient(135deg, var(--bright), var(--ocean));
  display: flex; align-items: center; justify-content: center;
  font-size: 3.5rem; overflow: hidden;
}
.tour-photo-placeholder::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(10,74,114,0.4));
}
/* 写真の場合も下部にグラデーションをかける */
.tour-img-wrap {
  position: relative; overflow: hidden;
}
.tour-img-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 55%, rgba(10,74,114,0.35));
  pointer-events: none;
}
.tour-badge {
  position: absolute; top: 1rem; right: 1rem; z-index: 2;
  background: var(--gold); color: var(--white);
  padding: 0.25rem 0.8rem; border-radius: 1rem;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.08em;
  font-family: 'Montserrat', sans-serif;
}
.tour-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;                /* カード内で縦方向に伸びる */
}
.tour-body h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 0.5rem; }
.tour-body p {
  font-size: 0.82rem; color: var(--muted); line-height: 1.8;
  margin-bottom: 1.2rem;
  flex: 1;               /* テキストが伸びて、ボタンを下に押し出す */
}
.tour-meta { display: flex; align-items: center; gap: 1rem; margin-top: auto; }
.tour-price { font-family: 'Playfair Display', serif; font-size: 1.6rem; color: var(--ocean); }
.tour-price span { font-size: 0.78rem; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; }
.tour-book {
  margin-left: auto;
  background: linear-gradient(135deg, var(--ocean), var(--bright));
  color: var(--white); border: none;
  padding: 0.55rem 1.3rem; border-radius: 2rem;
  font-size: 0.78rem; cursor: pointer; font-weight: 600;
  font-family: 'Noto Sans JP', sans-serif;
  box-shadow: 0 4px 14px rgba(26,159,212,0.3);
  transition: all 0.3s;
}
.tour-book:hover { box-shadow: 0 6px 20px rgba(26,159,212,0.5); transform: translateY(-1px); }

/* ======= 料金プラン ======= */
#pricing { background: var(--white); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.price-card {
  background: var(--offwhite); border: 1.5px solid rgba(91,200,240,0.25);
  border-radius: 1.5rem; padding: 2rem;
  transition: all 0.35s; position: relative;
}
.price-card.featured {
  background: linear-gradient(160deg, var(--ocean), var(--navy));
  border-color: transparent;
  box-shadow: 0 16px 48px rgba(26,159,212,0.3);
  color: var(--white);
}
.price-card:not(.featured):hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(26,159,212,0.12); border-color: rgba(91,200,240,0.5); }
.price-badge {
  position: absolute; top: -1px; right: 2rem;
  background: var(--gold); color: var(--white);
  padding: 0.25rem 0.9rem; border-radius: 0 0 1rem 1rem;
  font-size: 0.68rem; font-weight: 700; font-family: 'Montserrat', sans-serif;
}
.price-name { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; font-family: 'Montserrat', sans-serif; color: var(--ocean); margin-bottom: 0.8rem; }
.price-card.featured .price-name { color: rgba(255,255,255,0.7); }
.price-amount { font-family: 'Playfair Display', serif; font-size: 2.6rem; color: var(--navy); line-height: 1; }
.price-card.featured .price-amount { color: var(--white); }
.price-amount span { font-size: 0.85rem; font-family: 'Noto Sans JP', sans-serif; color: var(--muted); }
.price-card.featured .price-amount span { color: rgba(255,255,255,0.65); }
.price-desc { font-size: 0.8rem; color: var(--muted); margin: 0.8rem 0 1.5rem; line-height: 1.75; }
.price-card.featured .price-desc { color: rgba(255,255,255,0.75); }
.price-features { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; margin-bottom: 1.8rem; }
.price-features li { font-size: 0.82rem; color: var(--text); display: flex; gap: 0.6rem; }
.price-features li::before { content: '✦'; color: var(--bright); font-size: 0.6rem; margin-top: 0.2rem; flex-shrink: 0; }
.price-card.featured .price-features li { color: rgba(255,255,255,0.9); }
.price-card.featured .price-features li::before { color: var(--light); }
.price-cta {
  width: 100%; padding: 0.85rem; border-radius: 2rem;
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.84rem; font-weight: 700;
  cursor: pointer; transition: all 0.3s; letter-spacing: 0.06em;
}
.price-card:not(.featured) .price-cta { background: transparent; color: var(--ocean); border: 1.5px solid rgba(26,159,212,0.4); }
.price-card:not(.featured) .price-cta:hover { background: rgba(91,200,240,0.1); border-color: var(--ocean); }
.price-card.featured .price-cta { background: var(--white); color: var(--ocean); border: none; box-shadow: 0 4px 16px rgba(0,0,0,0.15); }
.price-card.featured .price-cta:hover { box-shadow: 0 6px 24px rgba(0,0,0,0.2); transform: translateY(-1px); }

/* ======= お申し込み ======= */
#booking { background: linear-gradient(160deg, var(--sky), var(--light)); }
.booking-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
.google-form-placeholder {
  background: var(--white); border-radius: 1.5rem;
  border: 2px dashed rgba(91,200,240,0.5);
  padding: 3rem 2rem; text-align: center;
  box-shadow: 0 8px 32px rgba(26,159,212,0.08);
}
.google-form-placeholder .gf-icon { font-size: 3rem; margin-bottom: 1rem; }
.google-form-placeholder h4 { font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 0.6rem; }
.google-form-placeholder p { font-size: 0.83rem; color: var(--muted); line-height: 1.8; margin-bottom: 1.5rem; }
.gf-input-wrap { display: flex; gap: 0.7rem; flex-wrap: wrap; justify-content: center; }
.gf-url-input {
  flex: 1; min-width: 200px; padding: 0.75rem 1rem;
  border: 1.5px solid rgba(91,200,240,0.4); border-radius: 0.7rem;
  font-size: 0.82rem; color: var(--text);
  font-family: 'Noto Sans JP', sans-serif; outline: none;
  transition: border-color 0.3s;
}
.gf-url-input:focus { border-color: var(--ocean); }
.gf-set-btn {
  background: linear-gradient(135deg, var(--ocean), var(--bright));
  color: var(--white); border: none; padding: 0.75rem 1.5rem;
  border-radius: 0.7rem; font-size: 0.82rem; font-weight: 700; cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif; transition: all 0.3s;
  box-shadow: 0 4px 14px rgba(26,159,212,0.3);
}
.gf-set-btn:hover { box-shadow: 0 6px 20px rgba(26,159,212,0.5); transform: translateY(-1px); }
.gf-note { font-size: 0.72rem; color: var(--muted); margin-top: 0.8rem; }
#gformContainer iframe { width: 100%; border: none; border-radius: 1rem; min-height: 600px; }
.contact-info { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 2rem; }
.contact-item { display: flex; align-items: center; gap: 1rem; }
.contact-icon { width: 42px; height: 42px; border-radius: 50%; background: rgba(91,200,240,0.15); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.contact-label { font-size: 0.68rem; letter-spacing: 0.14em; color: var(--ocean); text-transform: uppercase; font-family: 'Montserrat', sans-serif; }
.contact-value { font-size: 0.92rem; color: var(--navy); font-weight: 400; margin-top: 0.1rem; }

/* ======= 会員ログインモーダル ======= */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: rgba(10,74,114,0.6); backdrop-filter: blur(10px);
  align-items: center; justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal {
  background: var(--white);
  border-radius: 2rem; padding: 2.8rem;
  width: min(420px, 93vw);
  box-shadow: 0 40px 80px rgba(10,74,114,0.25);
  position: relative;
  animation: modalIn 0.4s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.88) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
  position: absolute; top: 1.2rem; right: 1.5rem;
  background: none; border: none; color: var(--muted);
  font-size: 1.4rem; cursor: pointer; transition: color 0.25s;
}
.modal-close:hover { color: var(--navy); }
.modal-icon { text-align: center; font-size: 2.5rem; margin-bottom: 1rem; }
.modal h3 { font-family: 'Playfair Display', serif; font-size: 1.7rem; text-align: center; color: var(--navy); margin-bottom: 0.3rem; }
.modal > p { text-align: center; font-size: 0.82rem; color: var(--muted); margin-bottom: 1.8rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; font-size: 0.74rem; letter-spacing: 0.1em; color: var(--ocean); font-family: 'Montserrat', sans-serif; margin-bottom: 0.45rem; }
.form-group input {
  width: 100%; padding: 0.8rem 1rem;
  background: var(--offwhite); border: 1.5px solid rgba(91,200,240,0.3);
  border-radius: 0.7rem; color: var(--text);
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.88rem;
  outline: none; transition: border-color 0.25s, box-shadow 0.25s;
}
.form-group input:focus { border-color: var(--ocean); box-shadow: 0 0 0 3px rgba(26,159,212,0.1); }
.modal-error {
  background: #fff0f0; border: 1px solid #f0b0b0; border-radius: 0.5rem;
  padding: 0.65rem 1rem; font-size: 0.78rem; color: #c05050;
  text-align: center; margin-bottom: 1rem; display: none;
}
.modal-success {
  background: rgba(91,200,240,0.12); border: 1px solid rgba(91,200,240,0.4);
  border-radius: 0.5rem; padding: 0.65rem 1rem;
  font-size: 0.78rem; color: var(--ocean); text-align: center;
  margin-bottom: 1rem; display: none;
}
.login-btn {
  width: 100%; padding: 0.9rem;
  background: linear-gradient(135deg, var(--ocean), var(--bright));
  color: var(--white); border: none; border-radius: 2rem;
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.88rem; font-weight: 700;
  cursor: pointer; letter-spacing: 0.06em;
  box-shadow: 0 6px 20px rgba(26,159,212,0.3); transition: all 0.3s;
}
.login-btn:hover { box-shadow: 0 8px 28px rgba(26,159,212,0.5); transform: translateY(-1px); }
.forgot-link { display: block; text-align: center; margin-top: 1rem; font-size: 0.75rem; color: var(--muted); text-decoration: none; }
.forgot-link:hover { color: var(--ocean); }
.member-dashboard { display: none; flex-direction: column; gap: 0.9rem; }
.dash-welcome { font-size: 0.85rem; color: var(--muted); text-align: center; margin-bottom: 0.5rem; }
.dash-item {
  background: var(--offwhite); border: 1.5px solid rgba(91,200,240,0.2);
  border-radius: 1rem; padding: 1.1rem 1.2rem;
  display: flex; align-items: center; gap: 1rem;
  cursor: pointer; transition: all 0.3s;
}
.dash-item:hover { border-color: rgba(91,200,240,0.5); background: rgba(91,200,240,0.06); transform: translateX(3px); }
.dash-icon { font-size: 1.4rem; flex-shrink: 0; }
.dash-info h4 { font-size: 0.88rem; font-weight: 700; color: var(--navy); }
.dash-info p { font-size: 0.74rem; color: var(--muted); margin-top: 0.1rem; }
.dash-arrow { margin-left: auto; color: var(--ocean); font-size: 1rem; }
.logout-btn {
  width: 100%; padding: 0.75rem; border-radius: 2rem;
  background: transparent; color: var(--muted);
  border: 1.5px solid rgba(91,200,240,0.3);
  font-family: 'Noto Sans JP', sans-serif; font-size: 0.82rem;
  cursor: pointer; transition: all 0.3s; margin-top: 0.3rem;
}
.logout-btn:hover { border-color: var(--ocean); color: var(--ocean); }

/* ======= フッター ======= */
footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: 4rem 2rem 2rem;
}
.footer-inner { max-width: 1160px; margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand .logo-main { color: var(--white); }
.footer-brand .logo-sub { color: rgba(255,255,255,0.5); }
.footer-brand p { font-size: 0.82rem; color: rgba(255,255,255,0.55); line-height: 1.9; margin-top: 1rem; max-width: 240px; }
.footer-brand .cmas-badge {
  display: inline-block; margin-top: 1rem;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  border-radius: 0.5rem; padding: 0.5rem 0.9rem;
  font-size: 0.7rem; color: rgba(255,255,255,0.6); line-height: 1.7;
}
.footer-col h5 { font-family: 'Montserrat', sans-serif; font-size: 0.7rem; letter-spacing: 0.22em; color: var(--bright); text-transform: uppercase; margin-bottom: 1.2rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col ul li a { color: rgba(255,255,255,0.55); font-size: 0.83rem; text-decoration: none; transition: color 0.25s; }
.footer-col ul li a:hover { color: var(--bright); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 1.5rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.footer-bottom p { font-size: 0.73rem; color: rgba(255,255,255,0.4); }

/* ======= スマートフォン対応 ======= */
@media(max-width: 900px) {
  .about-grid, .booking-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  nav { padding: 1rem 1.5rem; }
  nav ul { gap: 1rem; }
  .hide-mobile { display: none; }
}
@media(max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
  .hero-cmas { flex-direction: column; text-align: center; }
}

/* ======= スクロールアニメーション ======= */
.reveal {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.65s, transform 0.65s;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ======= トップ右下のロゴ ======= */
.hero-logos {
  position: absolute;
  bottom: 4.5rem;
  right: 2rem;
  z-index: 5;
  display: flex;
  flex-direction: row;
  gap: 1rem;
  align-items: center;
}
.hero-logos img {
  height: 60px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
  background: transparent;
  mix-blend-mode: normal;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

/* ★logo1の透過度（0.0〜1.0で調整） */
.hero-logos img:first-child {
  opacity: 0.7;
}

/* ★logo2の透過度（0.0〜1.0で調整） */
.hero-logos img:last-child {
  opacity: 0.6;
}

/* スマートフォン */
@media(max-width: 900px) {
  .hero-logos {
    bottom: 3rem;
    right: 2.5rem;
    gap: 0.6rem;
  }
  .hero-logos img {
    height: 48px;
  }
}

/* ======= フッター SNSアイコン ======= */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.footer-sns {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.sns-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  transition: color 0.3s;
}
.sns-link:hover {
  color: var(--bright);
}

/* ======= ツアーカード スライドショー ======= */
.tour-img-wrap.slideshow {
  position: relative;
  overflow: hidden;
  height: 200px;
}
.tour-img-wrap.slideshow .slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease;
}
.tour-img-wrap.slideshow .slide.active {
  opacity: 1;
}