/* ============================================
   ゆめまち☆キャンバス — グローバルスタイル
   カラーテーマ: グリーン〜藍色グラデーション + ゴールドアクセント
   ============================================ */

:root {
  --green:       #2d7d4f;
  --green-light: #3aaa6a;
  --indigo:      #1e3a6e;
  --indigo-deep: #0f1f45;
  --navy:        #0a1628;
  --gold:        #c9a227;
  --gold-light:  #f0c84a;
  --gold-pale:   #fdf3cc;
  --white:       #ffffff;
  --off-white:   #f4f8f4;
  --text-dark:   #1a2636;
  --text-mid:    #3d5166;
  --text-light:  #6b8099;
  --border:      #d4e4d4;

  --grad-main: linear-gradient(135deg, var(--green) 0%, var(--indigo) 60%, var(--indigo-deep) 100%);
  --grad-hero: linear-gradient(160deg, #1a4a2e 0%, #1e3a6e 50%, #0f1f45 100%);
  --grad-gold: linear-gradient(90deg, var(--gold) 0%, var(--gold-light) 100%);
  --grad-section: linear-gradient(180deg, var(--off-white) 0%, #e8f4ec 100%);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-card: 0 4px 24px rgba(30, 58, 110, 0.10);
  --shadow-hover: 0 8px 36px rgba(30, 58, 110, 0.18);
  --transition: 0.3s ease;
}

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

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

body {
  font-family: 'Helvetica Neue', 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─── Typography ─── */
h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; letter-spacing: 0.02em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.05rem; }
p  { font-size: clamp(0.9rem, 1.5vw, 1rem); }

/* ─── Layout ─── */
.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

section { padding: 80px 0; }

/* ─── Section Header ─── */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header .label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  background: var(--gold-pale);
  border: 1px solid var(--gold-light);
  border-radius: 99px;
  padding: 4px 18px;
  margin-bottom: 14px;
}
.section-header h2 { color: var(--indigo); margin-bottom: 14px; }
.section-header p  { color: var(--text-mid); max-width: 640px; margin: 0 auto; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 99px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-gold);
  color: var(--indigo-deep);
  box-shadow: 0 4px 18px rgba(201,162,39,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(201,162,39,0.5); }
.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.7);
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--indigo);
  border: 2px solid var(--indigo);
}
.btn-outline:hover { background: var(--indigo); color: var(--white); }

/* ─── Card ─── */
.card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 32px 28px;
  transition: var(--transition);
  border: 1px solid var(--border);
}
.card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }

/* ─── Gold Accent Line ─── */
.gold-line {
  width: 56px; height: 3px;
  background: var(--grad-gold);
  border-radius: 99px;
  margin: 0 auto 16px;
}

/* ─── Badge ─── */
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 3px 12px;
  border-radius: 99px;
}
.badge-gold { background: var(--gold-pale); color: var(--gold); border: 1px solid var(--gold-light); }
.badge-green { background: #e8f5ee; color: var(--green); border: 1px solid #a8d8bc; }
.badge-indigo { background: #e8ecf8; color: var(--indigo); border: 1px solid #b0bde0; }

/* ─── Number Circle ─── */
.num-circle {
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--grad-main);
  color: var(--white);
  font-size: 1.1rem;
  font-weight: 800;
  flex-shrink: 0;
}

/* ============================================
   NAV
   ============================================ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201,162,39,0.2);
  transition: var(--transition);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}
.nav-logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--gold-light);
  letter-spacing: 0.04em;
}
.nav-logo span { color: var(--white); }
.nav-links {
  display: flex;
  gap: 4px;
  align-items: center;
}
.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--gold-light); background: rgba(201,162,39,0.12); }
.nav-cta {
  background: var(--grad-gold);
  color: var(--indigo-deep) !important;
  font-weight: 700 !important;
  padding: 8px 18px !important;
  border-radius: 99px !important;
}
.nav-cta:hover { transform: scale(1.04); background: rgba(201,162,39,0.12) !important; }

/* hamburger */
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 99px; transition: var(--transition); }

/* ============================================
   HERO
   ============================================ */
#hero {
  min-height: 100vh;
  background: var(--grad-hero);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 100px 24px 60px;
  position: relative;
  overflow: hidden;
}
#hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(45,125,79,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 20%, rgba(30,58,110,0.25) 0%, transparent 70%);
  pointer-events: none;
}
/* 星のパーティクル */
#hero::after {
  content: '✦ ✧ ✦ ✧ ✦ ✧ ✦ ✧ ✦ ✧ ✦ ✧ ✦ ✧ ✦';
  position: absolute;
  top: 12%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.9rem;
  color: rgba(201,162,39,0.25);
  letter-spacing: 0.6em;
  white-space: nowrap;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,162,39,0.15);
  border: 1px solid rgba(201,162,39,0.4);
  color: var(--gold-light);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  padding: 6px 20px;
  border-radius: 99px;
  margin-bottom: 28px;
  position: relative;
}
.hero-badge::before { content: '★'; color: var(--gold-light); }

.hero-title {
  color: var(--white);
  margin-bottom: 12px;
  position: relative;
}
.hero-title .highlight {
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  margin-bottom: 10px;
  font-weight: 300;
}
.hero-catch {
  font-size: clamp(0.85rem, 1.8vw, 0.98rem);
  color: rgba(255,255,255,0.6);
  margin-bottom: 40px;
  max-width: 580px;
}
.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}
.hero-stat {
  text-align: center;
  color: var(--white);
}
.hero-stat .num {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.hero-stat .unit { font-size: 0.9rem; color: rgba(255,255,255,0.5); margin-top: 4px; }
.hero-stat-divider { width: 1px; background: rgba(255,255,255,0.2); align-self: stretch; }

/* ============================================
   ABOUT
   ============================================ */
#about { background: var(--off-white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.about-lead {
  font-size: 1.05rem;
  color: var(--indigo);
  font-weight: 600;
  line-height: 1.8;
  margin-bottom: 20px;
  border-left: 4px solid var(--gold);
  padding-left: 18px;
}
.about-text { color: var(--text-mid); margin-bottom: 16px; }

.about-policy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-top: 24px;
}
.about-policy-table th {
  background: var(--grad-main);
  color: var(--white);
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
}
.about-policy-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-mid);
  vertical-align: top;
}
.about-policy-table tr:nth-child(even) td { background: var(--off-white); }

.social-biz-box {
  background: var(--grad-main);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  margin-top: 40px;
}
.social-biz-box h3 { color: var(--gold-light); margin-bottom: 14px; }
.social-biz-box p { color: rgba(255,255,255,0.85); font-size: 0.93rem; line-height: 1.8; }

/* ============================================
   HOW IT WORKS
   ============================================ */
#how { background: var(--white); }

/* フェーズフロー */
.phase-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 60px;
  flex-wrap: wrap;
}
.phase-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 160px;
}
.phase-icon-wrap {
  width: 60px; height: 60px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 10px;
}
.phase-item.active .phase-icon-wrap { background: var(--grad-main); }
.phase-item.inactive .phase-icon-wrap { background: #e8ecf8; }
.phase-item.active .phase-label { color: var(--indigo); font-weight: 700; font-size: 0.85rem; }
.phase-item.inactive .phase-label { color: var(--text-light); font-size: 0.82rem; }
.phase-arrow { color: var(--gold); font-size: 1.3rem; margin: 0 4px; padding-bottom: 24px; }

/* 描き方ステップ */
.step-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 60px;
}
.step-card {
  background: var(--off-white);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  border: 1px solid var(--border);
  text-align: center;
}
.step-q {
  display: inline-block;
  background: var(--grad-main);
  color: var(--gold-light);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  padding: 3px 12px;
  border-radius: 99px;
  margin-bottom: 10px;
}
.step-card h4 { color: var(--indigo); margin-bottom: 8px; }
.step-card p { font-size: 0.85rem; color: var(--text-mid); }

/* 比較表 */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.compare-table thead tr { background: var(--grad-main); }
.compare-table thead th { color: var(--white); padding: 14px 18px; text-align: left; }
.compare-table thead th:nth-child(3) { color: var(--gold-light); }
.compare-table tbody td { padding: 12px 18px; border-bottom: 1px solid var(--border); vertical-align: top; }
.compare-table tbody tr:nth-child(even) td { background: var(--off-white); }
.compare-table tbody td:first-child { font-weight: 600; color: var(--indigo); white-space: nowrap; }
.compare-table tbody td:nth-child(3) { color: var(--indigo); font-weight: 500; }
.check { color: var(--green); font-weight: 700; }
.cross { color: #cc4444; }

/* 出力イメージ */
.output-box {
  background: var(--grad-main);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin-top: 48px;
  color: var(--white);
  display: flex;
  gap: 32px;
  align-items: center;
  flex-wrap: wrap;
}
.output-box h3 { color: var(--gold-light); margin-bottom: 12px; }
.output-box p { color: rgba(255,255,255,0.85); font-size: 0.92rem; }
.output-images {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.output-img-mock {
  width: 90px; height: 64px;
  background: rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.6);
  text-align: center;
  padding: 4px;
}

/* ============================================
   GALLERY
   ============================================ */
#gallery { background: var(--off-white); }

.episode-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  margin-bottom: 40px;
  border-left: 5px solid var(--gold);
}
.episode-card .ep-tag {
  display: inline-block;
  background: var(--gold-pale);
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.episode-card h3 { color: var(--indigo); margin-bottom: 16px; font-size: 1.3rem; }
.episode-card p { color: var(--text-mid); margin-bottom: 12px; }
.episode-quote {
  background: var(--off-white);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-top: 20px;
  border-left: 3px solid var(--green-light);
  font-style: italic;
  color: var(--text-mid);
  font-size: 0.92rem;
}

.video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 40px;
}
.video-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

.voices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.voice-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--green-light);
}
.voice-card .generation {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.voice-card blockquote {
  font-size: 0.9rem;
  color: var(--text-dark);
  line-height: 1.7;
  font-style: italic;
}
.voice-card .attr {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 10px;
}

/* ============================================
   VALUE
   ============================================ */
#value { background: var(--white); }

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 56px;
}
.value-card {
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  background: var(--off-white);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.value-icon { font-size: 2.4rem; margin-bottom: 16px; }
.value-card h3 { color: var(--indigo); margin-bottom: 12px; }
.value-card p { color: var(--text-mid); font-size: 0.9rem; }

.platform-box {
  background: var(--grad-main);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: var(--white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.platform-box h3 { color: var(--gold-light); font-size: 1.4rem; margin-bottom: 16px; }
.platform-box p { color: rgba(255,255,255,0.85); font-size: 0.93rem; line-height: 1.9; }

.platform-flow {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.pf-step {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  border: 1px solid rgba(255,255,255,0.12);
}
.pf-step .pf-num {
  width: 32px; height: 32px;
  background: var(--grad-gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--indigo-deep);
  flex-shrink: 0;
}
.pf-step .pf-text { font-size: 0.88rem; color: rgba(255,255,255,0.9); }

.stat-bar {
  margin-top: 40px;
  background: var(--off-white);
  border-radius: var(--radius-md);
  padding: 32px 36px;
  display: flex;
  gap: 40px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  border: 1px solid var(--border);
}
.stat-item { text-align: center; }
.stat-item .val {
  font-size: 2.4rem;
  font-weight: 800;
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.stat-item .lbl { font-size: 0.82rem; color: var(--text-light); margin-top: 4px; }
.stat-divider { width: 1px; height: 56px; background: var(--border); }

/* ============================================
   WORKSHOP
   ============================================ */
#workshop { background: var(--off-white); }

.ws-data-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.ws-data-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--green);
}
.ws-data-card .big { font-size: 2.2rem; font-weight: 800; color: var(--indigo); line-height: 1.1; }
.ws-data-card .unit { font-size: 0.82rem; color: var(--text-light); margin-top: 4px; }

/* 世代バー */
.generation-bars { margin-bottom: 48px; }
.gen-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.gen-label { width: 130px; font-size: 0.83rem; color: var(--text-mid); flex-shrink: 0; text-align: right; }
.gen-bar-track {
  flex: 1;
  height: 20px;
  background: #e8ecf8;
  border-radius: 99px;
  overflow: hidden;
}
.gen-bar-fill {
  height: 100%;
  border-radius: 99px;
  background: var(--grad-main);
  transition: width 1s ease;
}
.gen-val { font-size: 0.82rem; font-weight: 700; color: var(--indigo); width: 32px; }

/* スケジュール表 */
.schedule-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 40px;
}
.schedule-table thead tr { background: var(--grad-main); }
.schedule-table thead th { color: var(--white); padding: 14px 20px; text-align: left; font-weight: 600; }
.schedule-table thead th:first-child { color: var(--gold-light); }
.schedule-table tbody td { padding: 14px 20px; border-bottom: 1px solid var(--border); vertical-align: top; }
.schedule-table tbody td:first-child { font-weight: 700; color: var(--indigo); white-space: nowrap; }
.schedule-table tbody tr:last-child td { border-bottom: none; }
.schedule-table tbody tr:hover td { background: #f0f5f0; }
.schedule-highlight { color: var(--green); font-weight: 700; }

/* ============================================
   FAQ
   ============================================ */
#faq { background: var(--white); }

.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
}
.faq-q:hover { background: var(--off-white); }
.faq-q .q-icon {
  width: 32px; height: 32px;
  background: var(--grad-main);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  flex-shrink: 0;
}
.faq-q .q-text { flex: 1; font-size: 0.95rem; font-weight: 600; color: var(--indigo); }
.faq-q .faq-arrow {
  color: var(--gold);
  font-size: 1.1rem;
  transition: transform var(--transition);
}
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a {
  display: none;
  padding: 0 24px 20px 72px;
  color: var(--text-mid);
  font-size: 0.92rem;
  line-height: 1.8;
}
.faq-item.open .faq-a { display: block; }

/* ============================================
   TEAM
   ============================================ */
#team { background: var(--off-white); }

.team-story {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-card);
  margin-bottom: 40px;
}
.team-story .story-tag {
  display: inline-block;
  background: var(--gold-pale);
  color: var(--gold);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  margin-bottom: 16px;
}
.team-story h3 { color: var(--indigo); margin-bottom: 20px; }
.story-block { margin-bottom: 28px; }
.story-block h4 {
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.story-block h4::before { content: '▶'; color: var(--gold); font-size: 0.7rem; }
.story-block p { color: var(--text-mid); font-size: 0.92rem; line-height: 1.9; }

.profile-card {
  background: var(--grad-main);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  color: var(--white);
  margin-bottom: 28px;
}
.profile-card .name { font-size: 1.2rem; font-weight: 800; color: var(--gold-light); margin-bottom: 6px; }
.profile-card .org { font-size: 0.85rem; color: rgba(255,255,255,0.7); margin-bottom: 14px; }
.profile-card p { color: rgba(255,255,255,0.85); font-size: 0.9rem; }

/* TEAMセクション プロフィール+スタッフ グリッド */
.team-profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 24px;
}

.staff-box {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  box-shadow: var(--shadow-card);
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.staff-box .staff-nums {
  display: flex;
  gap: 24px;
}
.staff-num { text-align: center; }
.staff-num .n { font-size: 2rem; font-weight: 800; color: var(--indigo); }
.staff-num .l { font-size: 0.8rem; color: var(--text-light); }

/* ============================================
   CONTACT / CTA
   ============================================ */
#contact { background: var(--grad-hero); }

.contact-inner { color: var(--white); }
.contact-inner .section-header h2 { color: var(--white); }
.contact-inner .section-header .label { background: rgba(201,162,39,0.15); border-color: rgba(201,162,39,0.4); }

/* イベントカード */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}
.event-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  transition: var(--transition);
}
.event-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-3px); }
.event-date {
  font-size: 0.82rem;
  color: var(--gold-light);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.event-card h4 { color: var(--white); margin-bottom: 10px; font-size: 0.98rem; }
.event-card p { color: rgba(255,255,255,0.65); font-size: 0.84rem; line-height: 1.6; margin-bottom: 16px; }
.event-btn {
  display: inline-block;
  background: rgba(201,162,39,0.18);
  border: 1px solid rgba(201,162,39,0.45);
  color: var(--gold-light);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 7px 18px;
  border-radius: 99px;
  cursor: default;
  text-decoration: none;
}
a.event-btn {
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
a.event-btn:hover {
  background: rgba(201,162,39,0.35);
  border-color: rgba(201,162,39,0.8);
  color: #fff;
}

/* リクエストボックス */
.request-box {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  margin-bottom: 48px;
}
.request-box h3 { color: var(--gold-light); margin-bottom: 16px; }
.request-box p { color: rgba(255,255,255,0.8); font-size: 0.92rem; line-height: 1.9; }
.request-box .note { color: rgba(255,255,255,0.5); font-size: 0.82rem; margin-top: 12px; }

/* お問い合わせフォーム */
.contact-form { max-width: 600px; margin: 0 auto; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--white);
  font-size: 0.92rem;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}
.form-group select {
  background: #1e2d50;
  color: #ffffff;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23c9a227' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}
.form-group select:focus {
  border-color: var(--gold);
  background-color: #1e3060;
}
.form-group select option {
  background: #1e2d50;
  color: #ffffff;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.35); }
.form-group input:focus,
.form-group textarea:focus { border-color: var(--gold); background: rgba(255,255,255,0.12); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit {
  width: 100%;
  background: var(--grad-gold);
  color: var(--indigo-deep);
  border: none;
  border-radius: 99px;
  padding: 16px;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 8px;
}
.form-submit:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(201,162,39,0.5); }

.contact-footer-info {
  text-align: center;
  margin-top: 48px;
  color: rgba(255,255,255,0.45);
  font-size: 0.8rem;
  line-height: 2;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.45);
  padding: 36px 0 24px;
  text-align: center;
  font-size: 0.8rem;
  line-height: 2;
  border-top: 1px solid rgba(201,162,39,0.18);
}
.site-footer .footer-logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--gold-light);
  margin-bottom: 10px;
}
.site-footer a { color: var(--gold-light); }

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  background: var(--grad-main);
  border: 1px solid rgba(201,162,39,0.3);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  z-index: 500;
  box-shadow: var(--shadow-card);
}
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-3px); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .about-grid         { grid-template-columns: 1fr; }
  .value-grid         { grid-template-columns: 1fr 1fr; }
  .ws-data-grid       { grid-template-columns: 1fr 1fr; }
  .platform-box       { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  section             { padding: 56px 0; }
  .nav-links          { display: none; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: rgba(10,22,40,0.97); padding: 20px 24px; gap: 8px; }
  .nav-links.open     { display: flex; }
  .nav-hamburger      { display: flex; }
  .hero-stats         { gap: 24px; }
  .hero-stat-divider  { display: none; }
  .value-grid         { grid-template-columns: 1fr; }
  .ws-data-grid       { grid-template-columns: 1fr; }
  .platform-box       { padding: 28px 20px; }
  .team-story         { padding: 28px 20px; }
  .team-profile-grid  { grid-template-columns: 1fr; }
  .request-box        { padding: 24px 20px; }
  .phase-flow         { gap: 4px; }
  .phase-item         { width: 110px; }
  .about-policy-table { font-size: 0.8rem; }
  .compare-table      { font-size: 0.8rem; }
  .faq-a              { padding-left: 24px; }
}

/* ============================================
   B案追加スタイル
   ============================================ */

/* ─── HERO B案：Welcome風フルスクリーン ─── */
#hero-b {
  min-height: 100vh;
  background: linear-gradient(135deg, #0a2a1f 0%, #0d2240 40%, #061428 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  position: relative;
  overflow: hidden;
}
#hero-b::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 50%, rgba(45,125,79,0.22) 0%, transparent 65%),
    radial-gradient(ellipse 60% 70% at 85% 30%, rgba(30,58,110,0.3) 0%, transparent 65%);
  pointer-events: none;
}

.hero-b-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  max-width: 1100px;
  width: 100%;
  position: relative;
  z-index: 1;
}

/* 左：テキスト */
.hero-b-text .welcome-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.hero-b-text .brand-name {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}
.hero-b-text .brand-name .star { color: var(--gold-light); }
.hero-b-text .brand-en {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.18em;
  margin-bottom: 28px;
}
.hero-b-text .hero-b-catch {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 20px;
}
.hero-b-text .hero-b-catch .hl {
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-b-text .hero-b-sub {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 420px;
}
.hero-b-text .hero-b-note {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  margin-top: 20px;
}

/* 右：スマホUI モックアップ */
.hero-b-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.phone-mockup {
  width: 260px;
  background: #1a1a2e;
  border-radius: 40px;
  border: 3px solid rgba(255,255,255,0.12);
  box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
  overflow: hidden;
  position: relative;
}
.phone-mockup::before {
  content: '';
  display: block;
  width: 80px;
  height: 8px;
  background: rgba(255,255,255,0.12);
  border-radius: 4px;
  margin: 14px auto 0;
}
.phone-screen {
  padding: 14px 14px 20px;
}
.phone-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  margin-bottom: 14px;
}
.phone-header .ph-dot { width:10px;height:10px;border-radius:50%;background:var(--green-light); }
.phone-header .ph-title { font-size:0.72rem;color:rgba(255,255,255,0.7);font-weight:600; }
.chat-bubble {
  border-radius: 14px;
  padding: 9px 13px;
  font-size: 0.72rem;
  line-height: 1.5;
  margin-bottom: 8px;
  max-width: 90%;
}
.chat-bot {
  background: rgba(45,125,79,0.25);
  color: rgba(255,255,255,0.85);
  border-bottom-left-radius: 4px;
}
.chat-user {
  background: rgba(201,162,39,0.2);
  color: rgba(255,255,255,0.9);
  border-bottom-right-radius: 4px;
  margin-left: auto;
  text-align: right;
}
.chat-generating {
  background: rgba(30,58,110,0.4);
  color: var(--gold-light);
  font-weight: 700;
  font-size: 0.68rem;
  border-radius: 10px;
  padding: 7px 12px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.chat-generating::before {
  content: '✦';
  animation: spin 1.5s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.phone-output-img {
  width: 100%;
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(135deg, #1a3a2a 0%, #1e3a6e 100%);
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.phone-output-img .pimg-label {
  font-size: 0.68rem;
  color: rgba(255,255,255,0.5);
  text-align: center;
}
.phone-output-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

/* ─── STORY セクション ─── */
#story {
  background: #0d0d1a;
  padding: 0;
  overflow: hidden;
}

/* ステップ1: チャット選択 */
.story-step {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  position: relative;
}
.story-step:nth-child(odd)  { background: #0d1520; }
.story-step:nth-child(even) { background: #0a1a0f; }

.story-step-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1100px;
  width: 100%;
  align-items: center;
}
.story-step-inner.reverse { direction: rtl; }
.story-step-inner.reverse > * { direction: ltr; }

.story-step-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.story-step-label .step-num {
  width: 24px; height: 24px;
  background: var(--grad-gold);
  color: var(--indigo-deep);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 900;
  display: flex; align-items: center; justify-content: center;
}
.story-step-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 20px;
}
.story-step-title .accent { color: var(--gold-light); }
.story-step-desc {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.9;
}

/* チャットUI */
.chat-demo {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  padding: 24px 20px;
  backdrop-filter: blur(8px);
}
.chat-demo-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 16px;
}
.chat-demo-header .bot-icon {
  width: 32px; height: 32px;
  background: var(--grad-main);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
}
.chat-demo-header span { font-size: 0.82rem; color: rgba(255,255,255,0.7); font-weight: 600; }
.chat-msg {
  border-radius: 14px;
  padding: 10px 14px;
  font-size: 0.83rem;
  line-height: 1.6;
  margin-bottom: 10px;
  max-width: 88%;
}
.chat-msg.bot { background: rgba(45,125,79,0.2); color: rgba(255,255,255,0.85); }
.chat-msg.user { background: rgba(201,162,39,0.18); color: rgba(255,255,255,0.9); margin-left: auto; text-align:right; border-bottom-right-radius:4px; }
.chat-option {
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 6px;
  cursor: default;
}
.chat-option.selected {
  border-color: var(--gold);
  color: var(--gold-light);
  background: rgba(201,162,39,0.08);
  font-weight: 700;
}

/* AI処理演出 */
.ai-process-box {
  background: #040d1a;
  border-radius: 20px;
  padding: 36px 32px;
  text-align: center;
  border: 1px solid rgba(30,58,110,0.5);
  position: relative;
  overflow: hidden;
}
.ai-process-box::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(30,58,110,0.4) 0%, transparent 70%);
}
.ai-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 20px 0;
  position: relative;
}
.ai-keyword {
  font-size: clamp(1rem, 2vw, 1.4rem);
  font-weight: 800;
  color: var(--white);
  opacity: 0.9;
  text-shadow: 0 0 20px rgba(201,162,39,0.5);
}
.ai-keyword:nth-child(1) { color: var(--gold-light); font-size: clamp(1.2rem,2.5vw,1.8rem); }
.ai-keyword:nth-child(3) { color: var(--green-light); }
.ai-keyword:nth-child(5) { color: rgba(255,255,255,0.6); }
.ai-progress {
  height: 3px;
  background: rgba(255,255,255,0.1);
  border-radius: 99px;
  margin: 16px 0 12px;
  position: relative;
  overflow: hidden;
}
.ai-progress::after {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: var(--grad-gold);
  border-radius: 99px;
  animation: progress-fill 2.5s ease-in-out infinite;
}
@keyframes progress-fill {
  0%   { left: -100%; }
  100% { left: 100%; }
}
.ai-process-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.12em;
}
.ai-moment {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--white);
  margin-top: 16px;
  position: relative;
}

/* Output画像カード */
.output-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.output-card {
  border-radius: 14px;
  overflow: hidden;
  position: relative;
  background: #1a2a1a;
  aspect-ratio: 16/10;
}
.output-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.output-card .output-tag {
  position: absolute;
  bottom: 8px; left: 8px;
  background: rgba(0,0,0,0.7);
  color: var(--gold-light);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  backdrop-filter: blur(4px);
}
.output-card-wide {
  grid-column: 1 / -1;
}

/* コンセプト文カード */
.concept-card {
  background: rgba(201,162,39,0.06);
  border: 1px solid rgba(201,162,39,0.25);
  border-radius: 16px;
  padding: 24px 22px;
}
.concept-card .concept-title {
  color: var(--gold-light);
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.concept-card .concept-text {
  color: rgba(255,255,255,0.8);
  font-size: 0.88rem;
  line-height: 1.9;
  font-style: italic;
}
.concept-card .concept-by {
  color: rgba(255,255,255,0.4);
  font-size: 0.75rem;
  margin-top: 10px;
}
.concept-card .bot-comment {
  background: rgba(45,125,79,0.2);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.82rem;
  color: var(--green-light);
  margin-top: 14px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

/* ─── VISION セクション（再開発→共創） ─── */
#vision {
  background: #0a0a14;
  padding: 100px 0;
  overflow: hidden;
}
.vision-headline {
  text-align: center;
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 60px;
  line-height: 1.5;
}
.vision-headline span { color: var(--gold-light); }

.vision-flow {
  display: grid;
  grid-template-columns: 1fr 60px 1fr 60px 1fr;
  gap: 0;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto 60px;
}
.vision-era {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background: #1a1a2e;
}
.vision-era img {
  width: 100%; height: 180px;
  object-fit: cover;
  opacity: 0.7;
  display: block;
}
.vision-era .era-label {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  padding: 20px 14px 14px;
}
.vision-era .era-en { font-size: 0.68rem; color: rgba(255,255,255,0.5); letter-spacing: 0.1em; }
.vision-era .era-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 2px 10px;
  border-radius: 4px;
  margin-bottom: 4px;
}
.vision-era .era-tag.red-dev { background: rgba(180,60,60,0.7); color: #ffa; }
.vision-era .era-tag.gold-cocreate { background: var(--grad-gold); color: var(--indigo-deep); }
.vision-era .era-name { font-size: 0.82rem; color: rgba(255,255,255,0.8); }

.vision-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--gold);
  font-size: 2rem;
}
.vision-desc {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.93rem;
  line-height: 2;
}

/* ─── VALUE B案（Visualize / Participate / Realize） ─── */
#value-b {
  background: var(--white);
  padding: 100px 0;
}
.value-b-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 60px;
}
.value-b-card {
  border-radius: var(--radius-lg);
  padding: 40px 28px 32px;
  text-align: center;
  background: var(--off-white);
  border: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.value-b-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.value-b-card.visualize::before { background: linear-gradient(90deg, var(--green), var(--green-light)); }
.value-b-card.participate::before { background: var(--grad-main); }
.value-b-card.realize::before { background: var(--grad-gold); }
.value-b-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.value-b-en {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.visualize .value-b-en { color: var(--green); }
.participate .value-b-en { color: var(--indigo); }
.realize .value-b-en { color: var(--gold); }
.value-b-icon { font-size: 2.8rem; margin-bottom: 14px; }
.value-b-title { color: var(--indigo); font-size: 1.05rem; margin-bottom: 12px; }
.value-b-desc { color: var(--text-mid); font-size: 0.88rem; line-height: 1.8; }

/* ─── FINAL CTA (ページ内・シンプル) ─── */
.top-cta-band {
  background: var(--grad-main);
  padding: 64px 24px;
  text-align: center;
}
.top-cta-band h2 {
  color: var(--gold-light);
  font-size: clamp(1.3rem, 3vw, 2rem);
  margin-bottom: 12px;
}
.top-cta-band p { color: rgba(255,255,255,0.75); margin-bottom: 28px; }
.top-cta-band .cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── セパレーター ─── */
.section-sep {
  height: 2px;
  background: var(--grad-gold);
  opacity: 0.3;
}

/* ─── レスポンシブ B案 ─── */
@media (max-width: 900px) {
  .hero-b-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-b-text .hero-b-sub { max-width: 100%; }
  .story-step-inner { grid-template-columns: 1fr; gap: 32px; }
  .story-step-inner.reverse { direction: ltr; }
  .vision-flow { grid-template-columns: 1fr; gap: 16px; }
  .vision-arrow { transform: rotate(90deg); }
  .value-b-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .phone-mockup { width: 220px; }
  .output-showcase { grid-template-columns: 1fr; }
  .value-b-grid { grid-template-columns: 1fr; }
  .story-step { padding: 60px 20px; }
}