/* ============================================
   2日間AIブートキャンプ販促LP — main.css
   編集誌風ダーク基調 + 紫グロウアクセント
   既存 AI_Bootcamp_Day1_私版.html のトークン継承
   ============================================ */

:root {
  /* === 編集誌カラー（既存トークン継承） === */
  --ink: #0a0908;
  --ink-soft: #1a1716;
  --ink-mid: #14110f;
  --paper: #f4f0e8;
  --paper-dim: #b8b1a3;
  --paper-mute: #8a8478;
  --coral: #e85a4f;
  --coral-deep: #c7453a;
  --gold: #c8a96a;
  --gold-dim: #8a7548;
  --line: rgba(244, 240, 232, 0.10);
  --line-strong: rgba(244, 240, 232, 0.28);

  /* === 新規：先進的アクセント === */
  --violet: #8b5cf6;
  --violet-deep: #6d28d9;
  --violet-glow: rgba(139, 92, 246, 0.35);
  --violet-glow-soft: rgba(139, 92, 246, 0.18);
  --cyan: #22d3ee;

  /* === タイポグラフィ === */
  --font-serif: 'Noto Serif JP', 'Times New Roman', serif;
  --font-sans: 'Inter Tight', -apple-system, 'Yu Gothic UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;

  /* === レイアウト === */
  --container: 1400px;
  --gutter: clamp(20px, 4vw, 60px);
}

/* ============================================
   RESET & BASE
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  background: var(--ink);
  color: var(--paper);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.01em;
  font-size: 16px;
}

::selection {
  background: var(--violet);
  color: var(--paper);
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
}

/* ノイズオーバーレイ */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .hero-matrix {
    display: none !important;
  }
}

/* ============================================
   NAVIGATION
   ============================================ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to bottom, rgba(10, 9, 8, 0.85), rgba(10, 9, 8, 0));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.brand {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--paper);
}

.brand .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--coral);
  border-radius: 50%;
  margin-right: 10px;
  vertical-align: middle;
  animation: pulse 2s ease-in-out infinite;
  box-shadow: 0 0 10px var(--coral);
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.nav-links {
  display: none;
  gap: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.nav-links a {
  color: var(--paper-dim);
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--paper);
}

.nav-links .nav-cta {
  color: var(--violet);
  padding: 6px 12px;
  border: 1px solid var(--violet);
  border-radius: 3px;
  transition: all 0.3s ease;
}

.nav-links .nav-cta:hover {
  background: var(--violet);
  color: var(--paper);
  box-shadow: 0 0 14px var(--violet-glow);
}

.nav-links .nav-cta--ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--paper-dim);
}

.nav-links .nav-cta--ghost:hover {
  background: transparent;
  border-color: var(--violet);
  color: var(--violet);
  box-shadow: none;
  text-shadow: 0 0 8px var(--violet-glow-soft);
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
}

/* ============================================
   HAMBURGER BUTTON (mobile, <768px)
   2本線 → X モーフィング
   ============================================ */
.hamburger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(244, 240, 232, 0.18);
  border-radius: 6px;
  cursor: pointer;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.hamburger:hover,
.hamburger:focus-visible {
  border-color: var(--violet);
  background: rgba(139, 92, 246, 0.08);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.45);
  outline: none;
}

.hamburger-bar {
  position: absolute;
  left: 50%;
  width: 22px;
  height: 1.5px;
  background: var(--paper);
  border-radius: 1px;
  transform-origin: center;
  transition: transform 0.4s cubic-bezier(0.2, 0.85, 0.3, 1.05),
              top 0.4s cubic-bezier(0.2, 0.85, 0.3, 1.05),
              bottom 0.4s cubic-bezier(0.2, 0.85, 0.3, 1.05),
              background 0.3s ease;
}

.hamburger-bar-1 {
  top: 16px;
  transform: translateX(-50%);
}

.hamburger-bar-2 {
  bottom: 16px;
  transform: translateX(-50%);
}

/* OPEN 状態：2本が中心で X に */
.hamburger[aria-expanded="true"] .hamburger-bar {
  background: var(--violet);
}
.hamburger[aria-expanded="true"] .hamburger-bar-1 {
  top: calc(50% - 1px);
  transform: translateX(-50%) rotate(45deg);
}
.hamburger[aria-expanded="true"] .hamburger-bar-2 {
  bottom: calc(50% - 0.5px);
  transform: translateX(-50%) rotate(-45deg);
}

@media (min-width: 768px) {
  .hamburger { display: none; }
}

/* ============================================
   MOBILE DRAWER (right slide-in)
   ============================================ */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 200;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0s linear 0.45s;
}

.mobile-drawer[data-open="true"] {
  pointer-events: auto;
  visibility: visible;
  transition: visibility 0s linear 0s;
}

.mobile-drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 9, 8, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.mobile-drawer[data-open="true"] .mobile-drawer-backdrop {
  opacity: 1;
}

.mobile-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(82vw, 360px);
  padding: 84px 28px 36px;
  background: linear-gradient(160deg, #14111c 0%, #0a0908 60%, #0a0908 100%);
  border-left: 1px solid rgba(139, 92, 246, 0.25);
  box-shadow: -16px 0 48px rgba(0, 0, 0, 0.55);
  display: flex;
  flex-direction: column;
  gap: 24px;
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.2, 0.85, 0.3, 1.05);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.mobile-drawer[data-open="true"] .mobile-drawer-panel {
  transform: translateX(0);
}

.mobile-drawer-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.4em;
  color: var(--paper-dim);
  text-transform: uppercase;
}

.mobile-drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-drawer-nav a {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 14px 4px;
  font-family: var(--font-serif);
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--paper);
  border-bottom: 1px solid rgba(244, 240, 232, 0.08);
  transition: color 0.25s ease, padding-left 0.25s ease, border-color 0.25s ease;
}

.mobile-drawer-nav a:hover {
  color: var(--violet);
  padding-left: 12px;
  border-bottom-color: rgba(139, 92, 246, 0.4);
}

.mobile-drawer-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--violet);
  font-weight: 500;
  min-width: 2.5em;
}

.mobile-drawer-cta {
  margin-top: 8px;
  padding: 16px 18px !important;
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-deep) 100%);
  border: none !important;
  border-radius: 4px;
  color: var(--paper) !important;
  font-family: var(--font-sans) !important;
  font-size: 15px !important;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-align: center;
  justify-content: center !important;
  box-shadow: 0 0 24px rgba(139, 92, 246, 0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mobile-drawer-cta:hover {
  transform: translateY(-1px);
  padding-left: 18px !important;
  box-shadow: 0 0 32px rgba(139, 92, 246, 0.6);
  border-bottom: none !important;
}

.mobile-drawer-cta--ghost {
  background: transparent !important;
  border: 1px solid var(--violet) !important;
  color: var(--violet) !important;
  box-shadow: 0 0 16px var(--violet-glow-soft);
}

.mobile-drawer-cta--ghost:hover {
  background: rgba(139, 92, 246, 0.12) !important;
  box-shadow: 0 0 22px var(--violet-glow);
}

/* body scroll lock 用 */
body.drawer-open {
  overflow: hidden;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 96px var(--gutter) 72px;
  overflow: hidden;
  background: var(--ink);
}

.hero-matrix {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  display: block;
  pointer-events: none;
  background: var(--ink);
  opacity: 0.85;
}

/* モバイルは「01」演出を大きく減光して見出しの可読性を優先 */
@media (max-width: 768px) {
  .hero-matrix {
    opacity: 0.32;
  }
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 55%, transparent 0%, rgba(10, 9, 8, 0.18) 60%, rgba(10, 9, 8, 0.45) 100%),
    linear-gradient(180deg, rgba(10, 9, 8, 0.35) 0%, rgba(10, 9, 8, 0) 22%, rgba(10, 9, 8, 0) 75%, rgba(10, 9, 8, 0.55) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
}

.hero-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 14px;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--paper-dim);
  animation: fadeInUp 1s ease 0.2s both;
}

@media (min-width: 768px) {
  .hero-meta {
    flex-direction: row;
    justify-content: space-between;
    font-size: 11px;
  }
  .hero-meta-right { text-align: right; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
  animation: fadeInUp 1.2s ease 0.4s both;
}

.hero-title .line {
  display: block;
}

.hero-title .line-1 {
  color: var(--paper);
}

.hero-title .line-3 {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--paper);
  background: linear-gradient(90deg, var(--violet), var(--paper) 60%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  font-weight: 700;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: clamp(14px, 1.45vw, 17px);
  max-width: 640px;
  color: var(--paper-dim);
  line-height: 1.7;
  margin-bottom: 20px;
  animation: fadeInUp 1s ease 0.7s both;
}

.hero-subtitle em {
  font-style: normal;
  color: var(--violet);
  font-weight: 600;
  text-shadow: 0 0 16px var(--violet-glow);
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
  animation: fadeInUp 1s ease 0.85s both;
}

.chip {
  display: inline-block;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--paper-dim);
  background: rgba(244, 240, 232, 0.02);
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
  animation: fadeInUp 1s ease 1s both;
}

@media (min-width: 640px) {
  .hero-cta {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.hero-note {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--paper-mute);
  animation: fadeInUp 1s ease 1.15s both;
}

.scroll-cue {
  position: absolute;
  right: var(--gutter);
  bottom: 40px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  color: var(--paper-dim);
  display: none;
}

.scroll-cue::after {
  content: '';
  display: block;
  margin-top: 12px;
  width: 1px;
  height: 60px;
  background: linear-gradient(var(--violet), transparent);
  animation: scrollLine 2.5s ease infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

@media (min-width: 1024px) {
  .scroll-cue { display: flex; align-items: center; }
}

/* ============================================
   CTA BUTTONS
   ============================================ */
.cta-primary,
.cta-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 28px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
  text-align: center;
  white-space: nowrap;
}

.cta-primary {
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-deep) 100%);
  color: var(--paper);
  border: 1px solid transparent;
  box-shadow: 0 0 28px var(--violet-glow);
}

.cta-primary:hover,
.cta-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 0 48px var(--violet-glow);
}

.cta-secondary {
  background: transparent;
  color: var(--paper);
  border: 1px solid var(--gold-dim);
}

.cta-secondary:hover,
.cta-secondary:focus-visible {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}

/* CTA Primary Ghost — 事前相談など、申込と並列で見せるサブ強CTA */
.cta-primary--ghost {
  background: rgba(139, 92, 246, 0.08);
  color: var(--paper);
  border: 1px solid var(--violet);
  box-shadow: 0 0 18px var(--violet-glow-soft);
}

.cta-primary--ghost:hover,
.cta-primary--ghost:focus-visible {
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-deep) 100%);
  border-color: transparent;
  box-shadow: 0 0 36px var(--violet-glow);
  transform: translateY(-2px);
}

.cta-large {
  padding: 22px 36px;
  font-size: 14px;
}

.cta-primary .arrow,
.cta-secondary .arrow {
  font-family: var(--font-sans);
  font-size: 16px;
  transition: transform 0.3s ease;
}

.cta-primary:hover .arrow,
.cta-secondary:hover .arrow {
  transform: translateX(4px);
}

.cta-row {
  margin-top: 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* ============================================
   CHAPTER COMMON
   ============================================ */
.chapter {
  position: relative;
  padding: clamp(80px, 12vw, 160px) var(--gutter);
  background: var(--ink);
  overflow: hidden;
}

.chapter::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--gutter);
  right: var(--gutter);
  height: 1px;
  background: var(--line-strong);
}

.chapter-inner {
  position: relative;
  max-width: var(--container);
  margin: 0 auto;
}

.chapter-meta {
  display: flex;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 32px;
}

.chapter-number {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--violet);
}

.chapter-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--paper-mute);
}

.chapter-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 6vw, 72px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 36px;
  color: var(--paper);
}

.chapter-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--violet);
  text-shadow: 0 0 24px var(--violet-glow-soft);
}

.chapter-lead {
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.85;
  color: var(--paper-dim);
  max-width: 760px;
  margin-bottom: 48px;
}

.chapter-lead strong {
  color: var(--paper);
  font-weight: 600;
}

/* ============================================
   SECTION 2: 課題提起
   ============================================ */
.pain-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 60px;
}

@media (min-width: 768px) {
  .pain-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

.pain-card {
  padding: 32px 28px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition: border-color 0.4s ease, transform 0.4s ease;
}

.pain-card:hover {
  border-color: var(--coral);
  transform: translateY(-4px);
}

.pain-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--coral);
  margin-bottom: 18px;
}

.pain-title {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 14px;
  color: var(--paper);
}

.pain-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-dim);
}

.pivot {
  margin-top: 60px;
  padding: 48px 32px;
  text-align: center;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-serif);
  font-size: clamp(22px, 4vw, 36px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.pivot p { margin: 0; }

.pivot-em {
  color: var(--violet);
  font-style: italic;
  font-weight: 700;
  text-shadow: 0 0 24px var(--violet-glow-soft);
}

/* ============================================
   SECTION 3: プロダクト価値
   ============================================ */
.value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 60px;
}

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

.value-card {
  position: relative;
  padding: 40px 32px;
  background: linear-gradient(180deg, var(--ink-soft) 0%, var(--ink-mid) 100%);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition: border-color 0.4s ease, box-shadow 0.4s ease, transform 0.4s ease;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--violet), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.value-card:hover {
  border-color: var(--violet);
  box-shadow: 0 0 50px var(--violet-glow-soft);
  transform: translateY(-4px);
}

.value-card:hover::before {
  opacity: 1;
}

.value-num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.25em;
  color: var(--violet);
  margin-bottom: 24px;
  display: block;
}

.value-title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 2.8vw, 28px);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 18px;
  color: var(--paper);
}

.value-desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--paper-dim);
}

.value-call {
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--paper-dim);
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 32px 0;
  border-top: 1px solid var(--line);
}

.value-call em {
  font-style: normal;
  color: var(--paper);
  font-weight: 600;
}

/* ============================================
   SECTION 4: カリキュラム
   ============================================ */
.day-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line-strong);
}

.day-tab {
  padding: 16px 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--paper-mute);
  border-bottom: 2px solid transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.day-tab.is-active {
  color: var(--paper);
  border-bottom-color: var(--violet);
}

.day-tab:hover {
  color: var(--paper);
}

.day-panel {
  display: none;
}

.day-panel.is-active {
  display: block;
  animation: fadeInUp 0.6s ease;
}

.day-header {
  margin-bottom: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--line);
}

.day-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--violet);
  margin-bottom: 12px;
}

.day-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 16px;
  color: var(--paper);
}

.day-concept {
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.8;
  color: var(--paper-dim);
  max-width: 640px;
}

.timeline {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-row {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  align-items: baseline;
  gap: 16px;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s ease;
}

.timeline-row:hover {
  background: rgba(139, 92, 246, 0.04);
}

.t-time {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--violet);
}

.t-name {
  font-family: var(--font-sans);
  font-size: clamp(13px, 1.4vw, 15px);
  line-height: 1.55;
  color: var(--paper);
}

.t-dur {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--paper-mute);
  white-space: nowrap;
}

@media (min-width: 768px) {
  .timeline-row {
    grid-template-columns: 90px 1fr 80px;
    gap: 24px;
    padding: 22px 8px;
  }
}

/* ============================================
   SECTION 5: 講師実績
   ============================================ */
.instructor-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .instructor-block {
    grid-template-columns: 320px 1fr;
    gap: 64px;
  }
}

.instructor-photo {
  aspect-ratio: 4 / 5;
  background: var(--ink-soft);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.instructor-photo img,
.instructor-photo video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  display: block;
  filter: brightness(0.95) contrast(1.05);
  transition: transform 0.8s ease, filter 0.4s ease;
}

.instructor-photo:hover img,
.instructor-photo:hover video {
  transform: scale(1.03);
  filter: brightness(1) contrast(1.05);
}

.instructor-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 100%, rgba(139, 92, 246, 0.18), transparent 55%),
    linear-gradient(180deg, transparent 60%, rgba(10, 9, 8, 0.45) 100%);
  pointer-events: none;
}

.instructor-caption {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--paper-mute);
  line-height: 1.8;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.instructor-desc {
  font-size: clamp(14px, 1.5vw, 16px);
  line-height: 1.95;
  color: var(--paper-dim);
  margin-bottom: 18px;
}

.instructor-tag {
  display: inline-block;
  margin: 8px 0 36px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  border-radius: 4px;
}

.instructor-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 16px;
}

@media (min-width: 768px) {
  .instructor-pillars { grid-template-columns: repeat(3, 1fr); }
}

.pillar {
  padding: 24px 20px;
  background: var(--ink-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  transition: border-color 0.3s ease;
}

.pillar:hover { border-color: var(--violet); }

.pillar-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--violet);
  margin-bottom: 12px;
}

.pillar-title {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--paper);
}

.pillar-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--paper-dim);
}

/* ============================================
   SECTION 7: 最終CTA
   ============================================ */
.cta-block {
  position: relative;
  padding: clamp(80px, 12vw, 160px) var(--gutter);
  background:
    radial-gradient(ellipse at 50% 50%, var(--violet-glow-soft) 0%, transparent 60%),
    var(--ink);
  overflow: hidden;
  text-align: center;
}

.cta-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--gutter);
  right: var(--gutter);
  height: 1px;
  background: var(--line-strong);
}

.cta-inner {
  max-width: 920px;
  margin: 0 auto;
}

.cta-block .chapter-meta {
  justify-content: center;
}

.cta-title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(32px, 6.5vw, 76px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 32px;
  color: var(--paper);
}

.cta-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--violet);
  text-shadow: 0 0 28px var(--violet-glow);
}

.cta-lead {
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--paper-dim);
  margin-bottom: 56px;
}

.cta-lead strong {
  color: var(--paper);
}

.cta-stack {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .cta-stack {
    flex-direction: row;
    justify-content: center;
  }
}

.cta-sub {
  font-size: 13px;
  line-height: 1.85;
  color: var(--paper-mute);
  margin-bottom: 16px;
}

.cta-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--gold);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  padding: clamp(60px, 8vw, 100px) var(--gutter) 40px;
  background: var(--ink);
  border-top: 1px solid var(--line-strong);
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
  }
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-tag {
  font-family: var(--font-serif);
  font-size: 14px;
  font-style: italic;
  color: var(--paper-dim);
}

.footer-info {
  font-family: var(--font-sans);
  font-size: 13px;
  line-height: 1.85;
  color: var(--paper-dim);
}

.footer-info p { margin-bottom: 6px; }

.footer-info a {
  color: var(--paper);
  border-bottom: 1px solid var(--line);
  transition: border-color 0.3s ease, color 0.3s ease;
}

.footer-info a:hover {
  color: var(--violet);
  border-color: var(--violet);
}

.footer-meta {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--paper-mute);
}

.footer-links {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding-top: 32px;
  margin-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.footer-links a {
  color: var(--paper-dim);
  transition: color 0.3s ease;
}

.footer-links a:hover { color: var(--paper); }

.footer-mark {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 32px;
  padding-bottom: 4px;
}

.footer-mark-logo {
  display: block;
  height: 28px;
  width: auto;
  opacity: 0.45;
  filter: grayscale(0.6) brightness(1.05);
  transition: opacity 0.3s ease, filter 0.3s ease;
}

.footer-mark-logo:hover {
  opacity: 0.7;
  filter: grayscale(0) brightness(1);
}

.copyright {
  grid-column: 1 / -1;
  text-align: center;
  padding-top: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--paper-mute);
}

/* ============================================
   STICKY CTA (Mobile)
   ============================================ */
.sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: linear-gradient(to top, rgba(10, 9, 8, 0.96), rgba(10, 9, 8, 0.82));
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-top: 1px solid var(--line-strong);
  transform: translateY(100%);
  transition: transform 0.4s ease;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

.sticky-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 13px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-align: center;
  border-radius: 4px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.sticky-link--primary {
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-deep) 100%);
  color: var(--paper);
  box-shadow: 0 0 20px var(--violet-glow);
}

.sticky-link--primary:active {
  transform: translateY(1px);
  box-shadow: 0 0 28px var(--violet-glow);
}

.sticky-link--ghost {
  background: transparent;
  border: 1px solid var(--violet);
  color: var(--violet);
}

.sticky-link--ghost:active {
  background: rgba(139, 92, 246, 0.16);
}

@media (min-width: 768px) {
  .sticky-cta { display: none; }
}

/* ============================================
   REVEAL ANIMATION (GSAP fallback CSS)
   ============================================ */
.reveal {
  opacity: 1;
}

/* JS が動かない場合のフォールバック：そのまま表示 */
.no-js .reveal { opacity: 1; transform: none; }

/* ============================================
   WORKS（実績：社内 Claude Code 活用システム）
   ============================================ */
.chapter--works {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  background:
    radial-gradient(ellipse at 80% 10%, var(--violet-glow-soft) 0%, transparent 50%),
    var(--ink);
}

.chapter--works .chapter-inner {
  max-width: var(--container);
  margin: 0 auto;
}

.works-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 56px;
}

@media (min-width: 640px) {
  .works-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .works-grid { grid-template-columns: repeat(3, 1fr); gap: 26px; }
}

.work-card {
  position: relative;
  padding: 28px 24px 26px;
  background: linear-gradient(180deg, rgba(244, 240, 232, 0.025) 0%, rgba(244, 240, 232, 0.005) 100%);
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: border-color 0.4s ease, transform 0.4s ease, background 0.4s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.work-card::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, transparent 0%, var(--violet-glow-soft) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.work-card:hover {
  border-color: var(--violet);
  transform: translateY(-4px);
}

.work-card:hover::before {
  opacity: 0.5;
}

.work-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.work-num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--paper-mute);
  white-space: nowrap;
}

.work-tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--violet);
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--violet);
  background: rgba(139, 92, 246, 0.08);
  white-space: nowrap;
}

.work-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--paper);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.work-desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--paper-dim);
  margin: 0;
}

.works-footnote {
  margin-top: 48px;
  padding: 24px;
  background: rgba(139, 92, 246, 0.05);
  border-left: 3px solid var(--violet);
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.9;
  color: var(--paper-dim);
}

.works-footnote strong {
  color: var(--paper);
  font-weight: 700;
}

/* ============================================
   VOICES（受講者の声 — カルーセル）
   ============================================ */
.chapter--voices {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  background:
    radial-gradient(ellipse at 15% 90%, var(--violet-glow-soft) 0%, transparent 45%),
    var(--ink-mid);
}

.chapter--voices .chapter-inner {
  max-width: var(--container);
  margin: 0 auto;
}

.voices-placeholder-note {
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--paper-mute);
}

.voices-carousel {
  margin-top: 56px;
  position: relative;
}

.voices-viewport {
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(244, 240, 232, 0.025) 0%, rgba(244, 240, 232, 0.005) 100%);
}

.voices-track {
  display: flex;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.voice-slide {
  flex: 0 0 100%;
  padding: clamp(32px, 6vw, 64px);
}

.voice-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

@media (min-width: 768px) {
  .voice-card {
    grid-template-columns: 160px 1fr;
    gap: 48px;
  }
}

.voice-avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  border: 2px solid var(--violet);
  box-shadow: 0 0 32px var(--violet-glow-soft);
}

@media (min-width: 768px) {
  .voice-avatar {
    width: 160px;
    height: 160px;
    margin: 0;
  }
}

.voice-avatar--01 { background: linear-gradient(135deg, #3a2f5c 0%, #1a1525 100%); }
.voice-avatar--02 { background: linear-gradient(135deg, #5c2f4a 0%, #251525 100%); }
.voice-avatar--03 { background: linear-gradient(135deg, #2f4a5c 0%, #152025 100%); }
.voice-avatar--04 { background: linear-gradient(135deg, #5c4a2f 0%, #251f15 100%); }
.voice-avatar--05 { background: linear-gradient(135deg, #2f5c4a 0%, #152520 100%); }

.voice-initials {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: 0.05em;
  text-shadow: 0 0 12px var(--violet-glow);
}

.voice-body {
  position: relative;
}

.voice-quote-mark {
  font-family: var(--font-serif);
  font-size: 96px;
  line-height: 0.6;
  color: var(--violet);
  opacity: 0.4;
  margin-bottom: 8px;
}

.voice-text {
  font-family: var(--font-serif);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.9;
  color: var(--paper);
  margin-bottom: 24px;
  letter-spacing: 0.005em;
}

.voice-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
}

.voice-name {
  color: var(--paper);
  font-weight: 600;
}

.voice-role {
  color: var(--paper-dim);
}

.voices-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 32px;
}

.voices-arrow {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  font-size: 18px;
  color: var(--paper);
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.voices-arrow:hover {
  border-color: var(--violet);
  color: var(--violet);
  box-shadow: 0 0 16px var(--violet-glow-soft);
  transform: scale(1.05);
}

.voices-dots {
  display: flex;
  gap: 10px;
}

.voices-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--paper-mute);
  border: none;
  padding: 0;
  transition: all 0.3s ease;
  cursor: pointer;
}

.voices-dot.is-active {
  background: var(--violet);
  width: 28px;
  border-radius: 4px;
  box-shadow: 0 0 12px var(--violet-glow);
}

/* ============================================
   FAQ（よくある質問 — アコーディオン）
   ============================================ */
.chapter--faq {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  background: var(--ink);
}

.chapter--faq .chapter-inner {
  max-width: 920px;
  margin: 0 auto;
}

.faq-list {
  margin-top: 56px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: linear-gradient(180deg, rgba(244, 240, 232, 0.02) 0%, rgba(244, 240, 232, 0.005) 100%);
  transition: border-color 0.3s ease, background 0.3s ease;
  overflow: hidden;
}

.faq-item:hover {
  border-color: var(--line-strong);
}

.faq-item[open] {
  border-color: var(--violet);
  background: linear-gradient(180deg, rgba(139, 92, 246, 0.05) 0%, rgba(139, 92, 246, 0.01) 100%);
}

.faq-q {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-q::-webkit-details-marker {
  display: none;
}

.faq-q-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--violet);
  min-width: 28px;
}

.faq-q-text {
  font-family: var(--font-serif);
  font-size: clamp(14px, 1.4vw, 16px);
  font-weight: 500;
  line-height: 1.5;
  color: var(--paper);
}

.faq-q-icon {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 300;
  color: var(--paper-dim);
  transition: transform 0.4s ease, color 0.3s ease;
  width: 24px;
  text-align: center;
}

.faq-item[open] .faq-q-icon {
  transform: rotate(45deg);
  color: var(--violet);
}

.faq-a {
  padding: 0 24px 24px 68px;
  border-top: 1px solid var(--line);
  margin-top: -1px;
  padding-top: 18px;
}

.faq-a p,
.faq-a ul {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--paper-dim);
}

.faq-a p + p,
.faq-a ul + p,
.faq-a p + ul {
  margin-top: 12px;
}

.faq-a ul {
  padding-left: 22px;
  list-style: disc;
}

.faq-a li {
  margin-bottom: 4px;
}

.faq-a strong {
  color: var(--paper);
  font-weight: 600;
}

.faq-a em {
  font-style: normal;
  color: var(--violet);
  font-weight: 500;
}

.faq-a small {
  display: block;
  margin-top: 10px;
  font-size: 11.5px;
  color: var(--paper-mute);
}

.faq-cta {
  margin-top: 56px;
  padding: 32px;
  text-align: center;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.08) 0%, rgba(139, 92, 246, 0.02) 100%);
  border: 1px solid var(--violet);
  border-radius: 8px;
}

.faq-cta-text {
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-dim);
  margin-bottom: 20px;
}

.faq-cta-text strong {
  color: var(--paper);
  font-weight: 600;
}

/* ============================================
   CONSULT FORM（事前相談フォーム）
   ============================================ */
.chapter--consult {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  background:
    radial-gradient(ellipse at 50% 0%, var(--violet-glow-soft) 0%, transparent 50%),
    var(--ink-mid);
}

.chapter--consult .chapter-inner {
  max-width: 880px;
  margin: 0 auto;
}

.consult-form {
  margin-top: 56px;
  padding: clamp(28px, 5vw, 48px);
  background: linear-gradient(180deg, rgba(244, 240, 232, 0.025) 0%, rgba(244, 240, 232, 0.005) 100%);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  box-shadow: 0 30px 80px -20px rgba(139, 92, 246, 0.12);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

@media (min-width: 768px) {
  .form-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-column: span 2; }
  .form-row--half { grid-column: span 1; }
}

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

.form-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-dim);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-label--group { margin-bottom: 12px; }

.form-required {
  display: inline-block;
  padding: 2px 6px;
  font-size: 9px;
  letter-spacing: 0.1em;
  background: var(--coral);
  color: var(--paper);
  border-radius: 2px;
  text-transform: none;
  font-weight: 700;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  background: rgba(10, 9, 8, 0.55);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.form-input::placeholder {
  color: var(--paper-mute);
  opacity: 0.55;
}

.form-input:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 3px var(--violet-glow-soft);
  background: rgba(10, 9, 8, 0.75);
}

.form-input:invalid:not(:placeholder-shown) {
  border-color: rgba(232, 90, 79, 0.5);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
  font-family: var(--font-sans);
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--paper-dim) 50%), linear-gradient(135deg, var(--paper-dim) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

.form-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper-dim);
}

.form-check input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1px solid var(--line-strong);
  border-radius: 3px;
  background: rgba(10, 9, 8, 0.55);
  cursor: pointer;
  position: relative;
  margin-top: 1px;
  transition: all 0.2s ease;
}

.form-check input[type="checkbox"]:checked {
  background: var(--violet);
  border-color: var(--violet);
  box-shadow: 0 0 8px var(--violet-glow-soft);
}

.form-check input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 1px;
  width: 5px;
  height: 10px;
  border: solid var(--paper);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.form-check span {
  flex: 1;
}

.form-check--consent {
  font-size: 12.5px;
  color: var(--paper-dim);
  padding-top: 8px;
  margin-top: 8px;
  border-top: 1px solid var(--line);
}

.form-check--consent a {
  color: var(--violet);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-check--consent a:hover {
  color: var(--paper);
}

.form-submit-row {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.form-submit {
  min-width: 280px;
}

.form-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.form-note {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--paper-mute);
  text-align: center;
  line-height: 1.7;
}

.form-note strong {
  color: var(--paper-dim);
  font-weight: 600;
}

.form-status {
  margin-top: 20px;
  padding: 0;
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
  min-height: 1px;
  transition: all 0.3s ease;
}

.form-status--success {
  padding: 16px 20px;
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid var(--violet);
  border-radius: 4px;
  color: var(--paper);
}

.form-status--error {
  padding: 16px 20px;
  background: rgba(232, 90, 79, 0.12);
  border: 1px solid var(--coral);
  border-radius: 4px;
  color: var(--paper);
}

/* ============================================
   助成金セクション ＋ シミュレーター
   （従業員向け助成金版LP専用・index.html では未使用）
   ============================================ */
.subsidy-table-wrap {
  margin: 40px 0;
  overflow-x: auto;
}

.subsidy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  min-width: 480px;
}

.subsidy-table th,
.subsidy-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.subsidy-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--paper-mute);
  border-bottom: 1px solid var(--line-strong);
}

.subsidy-table tbody th {
  font-weight: 500;
  color: var(--paper-dim);
  width: 34%;
}

.subsidy-table tbody td {
  color: var(--paper);
}

.subsidy-table tbody td strong {
  color: var(--violet);
  font-size: 18px;
  font-weight: 700;
}

/* シミュレーター */
.simulator {
  margin-top: 60px;
  padding: clamp(28px, 5vw, 56px);
  background: linear-gradient(180deg, var(--ink-soft) 0%, var(--ink-mid) 100%);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.simulator::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), var(--cyan), var(--violet));
}

.simulator-head {
  margin-bottom: 32px;
}

.simulator-title {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--paper);
}

.simulator-desc {
  font-size: 14px;
  color: var(--paper-dim);
}

.simulator-controls {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 36px;
}

@media (min-width: 768px) {
  .simulator-controls {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }
}

.control label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--paper-mute);
  margin-bottom: 10px;
}

.control input[type="number"],
.control select {
  width: 100%;
  padding: 12px 14px;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 14px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.control input[type="number"]:focus,
.control select:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 3px var(--violet-glow-soft);
}

.input-with-suffix {
  position: relative;
}

.input-with-suffix .suffix {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper-mute);
  pointer-events: none;
}

.control small {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: var(--paper-mute);
  line-height: 1.5;
}

.slider-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.slider-wrap input[type="range"] {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--line-strong);
  border-radius: 2px;
  outline: none;
}

.slider-wrap input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--violet);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 16px var(--violet-glow);
  transition: transform 0.2s ease;
}

.slider-wrap input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }

.slider-wrap input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--violet);
  border-radius: 50%;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 16px var(--violet-glow);
}

.slider-wrap output {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--violet);
  min-width: 48px;
  text-align: right;
}

.simulator-basis {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--paper-mute);
  margin: 4px 0 0;
}

.simulator-result {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px;
  background: var(--ink);
  border: 1px solid var(--line);
  border-radius: 4px;
  margin-bottom: 20px;
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  gap: 16px;
}

.result-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--paper-dim);
}

.result-value {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.result-row--total {
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--line-strong);
}

.result-row--total .result-label {
  font-size: 13px;
  color: var(--paper);
}

.result-row--total .result-value {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  color: var(--violet);
  text-shadow: 0 0 20px var(--violet-glow);
}

.simulator-note {
  font-size: 11px;
  line-height: 1.7;
  color: var(--paper-mute);
  margin-bottom: 24px;
}

/* 対象者・要件の定義リスト */
.eligibility-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin: 40px 0 8px;
}

@media (min-width: 768px) {
  .eligibility-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.eligibility-card {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--ink-soft);
}

.eligibility-card--ok {
  border-color: rgba(139, 92, 246, 0.5);
}

.eligibility-card--ng {
  border-color: rgba(232, 90, 79, 0.4);
}

.eligibility-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.eligibility-card--ok .eligibility-badge {
  color: var(--violet);
  border: 1px solid rgba(139, 92, 246, 0.5);
}

.eligibility-card--ng .eligibility-badge {
  color: var(--coral);
  border: 1px solid rgba(232, 90, 79, 0.4);
}

.eligibility-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.eligibility-card li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  color: var(--paper-dim);
  font-size: 14px;
  line-height: 1.7;
}

.eligibility-card--ok li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--violet);
  font-weight: 700;
}

.eligibility-card--ng li::before {
  content: '×';
  position: absolute;
  left: 0;
  color: var(--coral);
  font-weight: 700;
}

/* ============================================
   VENUE / ACCESS（開催会場マップ）
   ============================================ */
.chapter--venue {
  padding: clamp(80px, 12vw, 140px) var(--gutter);
  background:
    radial-gradient(ellipse at 18% 12%, var(--violet-glow-soft) 0%, transparent 52%),
    var(--ink);
}

.venue-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: 8px;
  align-items: stretch;
}

@media (min-width: 900px) {
  .venue-grid {
    grid-template-columns: 0.82fr 1.18fr;
    gap: 40px;
  }
}

.venue-info {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--ink-soft);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.venue-badge {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--violet);
  border: 1px solid rgba(139, 92, 246, 0.5);
  border-radius: 999px;
  padding: 4px 12px;
}

.venue-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(19px, 2.3vw, 24px);
  line-height: 1.45;
  color: var(--paper);
}

.venue-address {
  font-size: 15px;
  line-height: 1.95;
  color: var(--paper-dim);
}

.venue-address strong {
  color: var(--paper);
  font-weight: 600;
}

.venue-meta {
  font-size: 13px;
  line-height: 1.85;
  color: var(--paper-mute);
}

.venue-map-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--violet);
  transition: color 0.3s;
}

.venue-map-link span {
  border-bottom: 1px solid rgba(139, 92, 246, 0.45);
  padding-bottom: 2px;
  transition: border-color 0.3s;
}

.venue-map-link:hover {
  color: var(--paper);
}

.venue-map-link:hover span {
  border-color: var(--paper);
}

.map-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  background: var(--ink-mid);
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  filter: grayscale(0.12) contrast(1.02);
}

@media (max-width: 640px) {
  .map-embed {
    aspect-ratio: 4 / 3;
  }
}