/* ═══════════════════════════════════════
   CSS VARIABLES & RESET
═══════════════════════════════════════ */
:root {
  --teal-deep:    #005F73;
  --teal-mid:     #0A9396;
  --teal-light:   #94D2BD;
  --mint:         #E9F5F3;
  --dark:         #001219;
  --navy:         #1A2F38;
  --text:         #1E293B;
  --gray:         #64748B;
  --light-bg:     #F0F9F8;
  --white:        #FFFFFF;
  --gold:         #E9C46A;
  --coral:        #E76F51;
  --radius:       12px;
  --radius-lg:    20px;
  --shadow:       0 4px 24px rgba(0,18,25,0.12);
  --shadow-lg:    0 12px 48px rgba(0,18,25,0.18);
  --transition:   0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  line-height: 1.7;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ═══════════════════════════════════════
   UTILITY
═══════════════════════════════════════ */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--wide { max-width: 1200px; }

.sr-only {
  position: absolute; width:1px; height:1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap;
}

/* ─── Scroll reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ═══════════════════════════════════════
   HEADER / NAV
═══════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,18,25,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(148,210,189,0.15);
  transition: background var(--transition);
}

.header__logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 3px;
  color: var(--white);
}
.header__logo span { color: var(--teal-light); }

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

.header__nav a {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.5px;
  transition: color var(--transition);
}
.header__nav a:hover { color: var(--teal-light); }

.header__cta {
  background: var(--teal-mid);
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px !important;
  font-weight: 700 !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.header__cta:hover {
  background: var(--teal-deep) !important;
  transform: translateY(-1px);
}

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ═══════════════════════════════════════
   HERO
═══════════════════════════════════════ */
.hero {
  min-height: 100svh;
  background: var(--dark);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 64px;
}

/* グリッド背景 */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10,147,150,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,147,150,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black 30%, transparent 100%);
}

/* 光のグラデーション */
.hero::after {
  content: '';
  position: absolute;
  top: -30%;
  left: -20%;
  width: 70%;
  height: 70%;
  background: radial-gradient(ellipse, rgba(10,147,150,0.25) 0%, transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  padding: 80px 0;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(148,210,189,0.12);
  border: 1px solid rgba(148,210,189,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--teal-light);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero__eyebrow::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal-light);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero__title {
  font-size: clamp(38px, 7vw, 76px);
  font-weight: 900;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 12px;
}

.hero__title .accent {
  color: var(--teal-light);
  position: relative;
  display: inline-block;
}

.hero__subtitle {
  font-size: clamp(20px, 3.5vw, 32px);
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  margin-bottom: 32px;
  line-height: 1.5;
}

.hero__desc {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  max-width: 520px;
  line-height: 1.8;
  margin-bottom: 48px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  border: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--teal-mid);
  color: var(--white);
  box-shadow: 0 8px 32px rgba(10,147,150,0.4);
}
.btn--primary:hover { box-shadow: 0 12px 40px rgba(10,147,150,0.55); }

.btn--ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn--ghost:hover {
  border-color: var(--teal-light);
  color: var(--teal-light);
}

.btn__arrow {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.3);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  animation: bounce 2s ease infinite;
}
.hero__scroll::after {
  content: '';
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(148,210,189,0.5), transparent);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* 右側の装飾ボックス */
.hero__visual {
  position: relative;
}
.hero__card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(148,210,189,0.2);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(8px);
}
.hero__card-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 56px;
  letter-spacing: 4px;
  color: var(--white);
  margin-bottom: 4px;
}
.hero__card-logo span { color: var(--teal-light); }
.hero__card-sub {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--teal-light);
  margin-bottom: 28px;
  text-transform: uppercase;
}

.hero__meaning {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.hero__meaning-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.hero__meaning-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal-light);
  margin-top: 6px;
  flex-shrink: 0;
}
.hero__meaning-text { font-size: 13px; }
.hero__meaning-en {
  font-size: 10px;
  color: var(--teal-light);
  font-weight: 500;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 2px;
}
.hero__meaning-ja {
  color: var(--white);
  font-weight: 500;
  font-size: 13px;
}

/* 2カラムレイアウト */
.hero__layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: center;
}

/* ═══════════════════════════════════════
   PROBLEM セクション
═══════════════════════════════════════ */
.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--dark);
  color: var(--white);
}

.section--light { background: var(--light-bg); }

.section__label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--teal-mid);
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section__title--dark { color: var(--white); }

.section__lead {
  font-size: 16px;
  color: var(--gray);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 56px;
}

/* 統計カード */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.stat-card {
  background: var(--navy);
  border: 1px solid rgba(148,210,189,0.15);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
}
.stat-card:nth-child(1)::before { background: var(--coral); }
.stat-card:nth-child(2)::before { background: var(--teal-mid); }
.stat-card:nth-child(3)::before { background: var(--gold); }

.stat-card__num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 64px;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 12px;
}
.stat-card:nth-child(1) .stat-card__num { color: var(--coral); }
.stat-card:nth-child(2) .stat-card__num { color: var(--teal-light); }
.stat-card:nth-child(3) .stat-card__num { color: var(--gold); }

.stat-card__text {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}

.stat-note {
  font-size: 11px;
  color: rgba(255,255,255,0.3);
  text-align: center;
}

/* ユーザー声 */
.voice-boxes {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 40px;
}

.voice-box {
  background: rgba(233,196,106,0.1);
  border: 1px solid rgba(233,196,106,0.3);
  border-radius: var(--radius);
  padding: 20px 28px 20px 48px;
  position: relative;
  max-width: 680px;
}
.voice-box::before {
  content: '💬';
  position: absolute;
  top: 16px;
  left: 16px;
  font-size: 18px;
  line-height: 1;
}
.voice-box--right {
  align-self: flex-end;
  background: rgba(148,210,189,0.1);
  border-color: rgba(148,210,189,0.3);
}
.voice-box__text {
  font-size: 15px;
  font-style: italic;
  color: var(--white);
  line-height: 1.7;
}

/* 影響グリッド */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.impact-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(148,210,189,0.15);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition), transform var(--transition);
}
.impact-card:hover {
  border-color: rgba(148,210,189,0.4);
  transform: translateY(-3px);
}
.impact-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(148,210,189,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  padding: 10px;
}
.impact-card__icon svg {
  width: 100%;
  height: 100%;
  stroke: var(--teal-light);
}
.impact-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--teal-light);
  margin-bottom: 8px;
}
.impact-card__text {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

/* ═══════════════════════════════════════
   WHY NOT セクション
═══════════════════════════════════════ */
.barriers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.barrier-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.barrier-card::after {
  content: '';
  position: absolute;
  bottom: -30px;
  right: -20px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
}
.barrier-card:nth-child(1) { background: linear-gradient(135deg, var(--coral), #C1440E); }
.barrier-card:nth-child(2) { background: linear-gradient(135deg, var(--teal-deep), #003545); }
.barrier-card:nth-child(3) { background: linear-gradient(135deg, #B69433, #8A6E20); }

.barrier-card__num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 52px;
  color: rgba(255,255,255,0.15);
  line-height: 1;
  margin-bottom: 12px;
}
.barrier-card__title {
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 16px;
}
.barrier-card__text {
  font-size: 13px;
  opacity: 0.8;
  line-height: 1.7;
}

.solution-banner {
  background: linear-gradient(135deg, var(--teal-deep), var(--teal-mid));
  border-radius: var(--radius);
  padding: 28px 36px;
  text-align: center;
}
.solution-banner__text {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}
.solution-banner__brand {
  color: var(--teal-light);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 24px;
  letter-spacing: 2px;
}

/* ═══════════════════════════════════════
   ABOUT セクション
═══════════════════════════════════════ */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about__title-main {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 24px;
}
.about__title-main em {
  font-style: normal;
  color: var(--teal-mid);
}

.about__desc {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
  margin-bottom: 20px;
}

.about__highlight {
  background: var(--mint);
  border-left: 4px solid var(--teal-mid);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 700;
  color: var(--teal-deep);
  line-height: 1.6;
}

/* ブランドカード */
.brand-card {
  background: var(--dark);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
.brand-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--teal-deep), var(--teal-light));
}

.brand-card__logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  letter-spacing: 4px;
  color: var(--white);
  margin-bottom: 4px;
}
.brand-card__logo span { color: var(--teal-light); }

.brand-card__sub {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--teal-light);
  text-transform: uppercase;
  margin-bottom: 32px;
}

.brand-card__meanings {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand-meaning {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.brand-meaning__bar {
  width: 3px;
  height: 44px;
  border-radius: 3px;
  background: var(--teal-mid);
  flex-shrink: 0;
  margin-top: 2px;
}
.brand-meaning__en {
  font-size: 10px;
  color: var(--teal-light);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 3px;
  font-weight: 600;
  display: block;
}
.brand-meaning__ja {
  font-size: 14px;
  color: var(--white);
  font-weight: 700;
}

/* ═══════════════════════════════════════
   PLANS セクション
═══════════════════════════════════════ */
.plans {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  align-items: stretch;
}

.plan-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background: var(--white);
  display: flex;
  flex-direction: column;
}
.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.plan-card--featured {
  transform: translateY(-12px);
  box-shadow: var(--shadow-lg);
  border: 2px solid var(--teal-mid);
}
.plan-card--featured:hover { transform: translateY(-16px); }

.plan-card__header {
  padding: 28px 24px 20px;
  text-align: center;
}

.plan-card:nth-child(1) .plan-card__header { background: linear-gradient(135deg, var(--teal-light), #6BC4AE); }
.plan-card:nth-child(2) .plan-card__header { background: linear-gradient(135deg, var(--teal-mid), var(--teal-deep)); }
.plan-card:nth-child(3) .plan-card__header { background: linear-gradient(135deg, var(--teal-deep), #003545); }
.plan-card:nth-child(4) .plan-card__header { background: linear-gradient(135deg, var(--dark), var(--navy)); }

.plan-card__badge {
  display: inline-block;
  background: rgba(255,255,255,0.25);
  border-radius: 100px;
  padding: 3px 12px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--white);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.plan-card:nth-child(1) .plan-card__badge { background: rgba(0,95,115,0.2); color: var(--dark); }
.plan-card:nth-child(1) .plan-card__name { color: var(--dark); }
.plan-card:nth-child(1) .plan-card__price { color: var(--dark); }
.plan-card:nth-child(1) .plan-card__per { color: rgba(0,18,25,0.6); }

.plan-card__name {
  font-size: 18px;
  font-weight: 900;
  color: var(--white);
  margin-bottom: 12px;
}

.plan-card__price {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 52px;
  letter-spacing: 1px;
  color: var(--white);
  line-height: 1;
}

.plan-card__per {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

.plan-card__body {
  padding: 20px 24px 28px;
  flex: 1;
}

.plan-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  font-size: 13px;
}
.plan-feature:last-child { border-bottom: none; }

.plan-feature__icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--mint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  flex-shrink: 0;
  color: var(--teal-deep);
  font-weight: 900;
}

.plan-feature__label {
  color: var(--gray);
  flex-shrink: 0;
  min-width: 64px;
}
.plan-feature__val {
  font-weight: 700;
  color: var(--text);
}

.plan-card__note {
  font-size: 11px;
  color: var(--gray);
  text-align: center;
  padding: 12px 24px;
  border-top: 1px solid rgba(0,0,0,0.06);
  line-height: 1.5;
  margin-top: auto;
}

.plans-note {
  text-align: center;
  font-size: 12px;
  color: var(--gray);
  margin-top: 32px;
  line-height: 1.8;
}

/* ═══════════════════════════════════════
   REASONS セクション
═══════════════════════════════════════ */
.reasons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.reason-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--teal-mid);
  transition: transform var(--transition), box-shadow var(--transition);
}
.reason-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.reason-card:nth-child(1) { border-top-color: var(--teal-mid); }
.reason-card:nth-child(2) { border-top-color: var(--teal-deep); }
.reason-card:nth-child(3) { border-top-color: var(--coral); }

.reason-card__num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  color: rgba(0,95,115,0.12);
  line-height: 1;
  margin-bottom: 12px;
}
.reason-card__title {
  font-size: 17px;
  font-weight: 900;
  color: var(--teal-deep);
  margin-bottom: 14px;
  line-height: 1.4;
}
.reason-card__text {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.8;
}

/* ═══════════════════════════════════════
   FLOW セクション
═══════════════════════════════════════ */
.flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  position: relative;
}

.flow::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-light), var(--teal-deep));
  z-index: 0;
}

.flow-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.flow-step__circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--teal-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 26px;
  color: var(--teal-deep);
  box-shadow: 0 0 0 6px var(--light-bg);
  transition: background var(--transition), color var(--transition);
}
.flow-step:last-child .flow-step__circle {
  background: var(--teal-deep);
  color: var(--white);
  border-color: var(--teal-deep);
}

.flow-step__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--teal-deep);
  margin-bottom: 8px;
  line-height: 1.4;
}
.flow-step__desc {
  font-size: 11.5px;
  color: var(--gray);
  line-height: 1.6;
}

/* ═══════════════════════════════════════
   SCOPE セクション
═══════════════════════════════════════ */
.scope-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.scope-box {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.scope-box__header {
  padding: 16px 24px;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}
.scope-box--in .scope-box__header { background: var(--teal-deep); color: var(--white); }
.scope-box--out .scope-box__header { background: var(--coral); color: var(--white); }

.scope-box__list {
  background: var(--white);
  padding: 20px 24px;
  list-style: none;
}
.scope-box__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  font-size: 13px;
  color: var(--text);
}
.scope-box__list li:last-child { border-bottom: none; }
.scope-box__list li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.scope-box--in .scope-box__list li::before { background: var(--teal-mid); }
.scope-box--out .scope-box__list li::before { background: var(--coral); }

.scope-cta {
  background: linear-gradient(135deg, var(--teal-deep), var(--teal-mid));
  border-radius: var(--radius);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 24px;
}
.scope-cta__text {
  font-size: 15px;
  font-weight: 700;
  color: var(--white);
}
.scope-cta__sub {
  font-size: 12px;
  color: var(--teal-light);
  margin-top: 4px;
}

/* ═══════════════════════════════════════
   SIMULATION セクション
═══════════════════════════════════════ */
.sim-layout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.sim-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
}
.sim-card:nth-child(1) { background: linear-gradient(135deg, #E8F5F4, #CBECE8); }
.sim-card:nth-child(2) { background: linear-gradient(135deg, var(--teal-mid), var(--teal-deep)); color: var(--white); }
.sim-card:nth-child(3) { background: linear-gradient(135deg, var(--dark), #122B36); color: var(--white); }

.sim-card__phase {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.sim-card:nth-child(1) .sim-card__phase { color: var(--teal-deep); }
.sim-card:nth-child(2) .sim-card__phase { color: var(--teal-light); }
.sim-card:nth-child(3) .sim-card__phase { color: var(--teal-light); }

.sim-card__period {
  font-size: 14px;
  margin-bottom: 24px;
  opacity: 0.7;
}

.sim-item {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(0,0,0,0.07);
  opacity: 0.8;
}
.sim-card:nth-child(2) .sim-item,
.sim-card:nth-child(3) .sim-item {
  border-bottom-color: rgba(255,255,255,0.1);
}

.sim-divider {
  margin: 16px 0 12px;
  border: none;
  border-top: 1px dashed rgba(0,95,115,0.2);
}
.sim-card:nth-child(2) .sim-divider,
.sim-card:nth-child(3) .sim-divider {
  border-top-color: rgba(255,255,255,0.2);
}

.sim-revenue {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 42px;
  letter-spacing: 1px;
  line-height: 1;
  margin-bottom: 4px;
}
.sim-card:nth-child(1) .sim-revenue { color: var(--teal-deep); }
.sim-card:nth-child(2) .sim-revenue { color: var(--gold); }
.sim-card:nth-child(3) .sim-revenue { color: var(--gold); }

.sim-label { font-size: 11px; opacity: 0.6; margin-bottom: 12px; }

.sim-profit {
  font-size: 14px;
  font-weight: 700;
}
.sim-card:nth-child(1) .sim-profit { color: var(--teal-deep); }

.sim-note {
  font-size: 11px;
  color: var(--gray);
  text-align: center;
  margin-top: 28px;
}

/* ═══════════════════════════════════════
   CTA セクション
═══════════════════════════════════════ */
.cta-section {
  background: var(--dark);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(10,147,150,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,147,150,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -20%;
  right: -10%;
  width: 50%;
  height: 70%;
  background: radial-gradient(ellipse, rgba(10,147,150,0.2) 0%, transparent 65%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-inner .section__label { color: var(--teal-light); }

.cta-inner .section__title {
  color: var(--white);
  max-width: 640px;
  margin: 0 auto 20px;
}

.cta-inner .section__lead {
  color: rgba(255,255,255,0.6);
  margin: 0 auto 48px;
  text-align: center;
}

.cta-box {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(148,210,189,0.2);
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 560px;
  margin: 0 auto;
  backdrop-filter: blur(8px);
}

.cta-box__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}
.cta-box__sub {
  font-size: 13px;
  color: var(--teal-light);
  margin-bottom: 32px;
  text-align: center;
  line-height: 1.9;
}

.cta-box__contact {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.cta-btn-mail {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--teal-mid);
  color: var(--white);
  border-radius: 100px;
  padding: 18px 40px;
  font-size: 16px;
  font-weight: 700;
  box-shadow: 0 8px 32px rgba(10,147,150,0.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.cta-btn-mail:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(10,147,150,0.55);
}

.cta-btn-mail__icon {
  width: 22px;
  height: 22px;
}

.cta-note {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  line-height: 1.7;
}

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.footer {
  background: #000C10;
  padding: 56px 0 32px;
  color: rgba(255,255,255,0.5);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
  margin-bottom: 40px;
}

.footer__brand-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  letter-spacing: 3px;
  color: var(--white);
  margin-bottom: 4px;
}
.footer__brand-logo span { color: var(--teal-light); }

.footer__brand-sub {
  font-size: 28px;
  letter-spacing: 6px;
  color: var(--teal-light);
  margin-bottom: 16px;
}

.footer__brand-info {
  font-size: 12px;
  line-height: 2;
  color: rgba(255,255,255,0.4);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: right;
}

.footer__nav a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer__nav a:hover { color: var(--teal-light); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}

/* ═══════════════════════════════════════
   MODAL & FORM
═══════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,18,25,0.75);
  backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90svh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.98);
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
  box-shadow: 0 24px 80px rgba(0,18,25,0.4);
}
.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px 0;
  position: sticky;
  top: 0;
  background: var(--white);
  z-index: 1;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding-bottom: 16px;
}
.modal__title {
  font-size: 18px;
  font-weight: 900;
  color: var(--teal-deep);
}
.modal__close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  color: var(--gray);
  transition: background var(--transition), color var(--transition);
  display: flex;
  align-items: center;
}
.modal__close:hover { background: var(--light-bg); color: var(--text); }

.modal__desc {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.7;
  padding: 16px 28px 0;
}

/* フォーム */
form {
  padding: 16px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-row { display: flex; flex-direction: column; gap: 6px; }

.form-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-required {
  font-size: 10px;
  background: var(--coral);
  color: var(--white);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
}

.form-input {
  border: 1.5px solid #DDE3E9;
  border-radius: 8px;
  padding: 11px 14px;
  font-size: 14px;
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-input:focus {
  outline: none;
  border-color: var(--teal-mid);
  box-shadow: 0 0 0 3px rgba(10,147,150,0.12);
}
.form-input.is-error {
  border-color: var(--coral);
  box-shadow: 0 0 0 3px rgba(231,111,81,0.1);
}
.form-select { cursor: pointer; 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='%2364748B' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }

.form-textarea { resize: vertical; min-height: 100px; line-height: 1.7; }

.form-error {
  font-size: 12px;
  color: var(--coral);
  min-height: 16px;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}
.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  border: 1.5px solid #DDE3E9;
  border-radius: 4px;
  appearance: none;
  cursor: pointer;
  flex-shrink: 0;
  margin-top: 1px;
  position: relative;
  transition: border-color var(--transition), background var(--transition);
}
.form-check input[type="checkbox"]:checked {
  background: var(--teal-mid);
  border-color: var(--teal-mid);
}
.form-check input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  top: 2px; left: 5px;
  width: 5px; height: 9px;
  border: 2px solid white;
  border-top: none; border-left: none;
  transform: rotate(45deg);
}
.form-check__text { font-size: 13px; color: var(--text); line-height: 1.6; }
.form-link { color: var(--teal-mid); text-decoration: underline; }

.form-submit-wrap { padding-top: 4px; }
.form-submit {
  width: 100%;
  padding: 15px;
  background: var(--teal-mid);
  color: var(--white);
  border: none;
  border-radius: 100px;
  font-size: 16px;
  font-weight: 700;
  font-family: 'Noto Sans JP', sans-serif;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 24px rgba(10,147,150,0.35);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.form-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(10,147,150,0.5);
}
.form-submit:disabled { opacity: 0.65; cursor: not-allowed; }

.form-spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 完了・エラービュー */
.modal__done {
  padding: 40px 28px;
  text-align: center;
}
.modal__done-icon {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: rgba(10,147,150,0.1);
  border: 2px solid rgba(10,147,150,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  stroke: var(--teal-mid);
}
.modal__done-title {
  font-size: 20px;
  font-weight: 900;
  color: var(--teal-deep);
  margin-bottom: 14px;
}
.modal__done-text {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.9;
}

/* ═══════════════════════════════════════
   FLOATING CTA
═══════════════════════════════════════ */
.float-cta {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
}
.float-cta.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.float-cta__btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--teal-mid);
  color: var(--white);
  border-radius: 100px;
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 8px 32px rgba(10,147,150,0.5);
  transition: transform var(--transition), box-shadow var(--transition);
}
.float-cta__btn:hover {
  transform: scale(1.04);
  box-shadow: 0 12px 40px rgba(10,147,150,0.65);
}

/* ═══════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero__layout { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { display: none; }
  .plans { grid-template-columns: repeat(2, 1fr); }
  .plan-card--featured { transform: none; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .header__nav { display: none; }
  .hamburger { display: flex; }

  .stats { grid-template-columns: 1fr; gap: 12px; }
  .barriers { grid-template-columns: 1fr; }
  .reasons { grid-template-columns: 1fr; }
  .about-layout { grid-template-columns: 1fr; gap: 40px; }
  .flow { grid-template-columns: 1fr; gap: 0; }
  .flow::before { display: none; }
  .flow-step { display: grid; grid-template-columns: 64px 1fr; gap: 16px; text-align: left; padding: 12px 0; border-left: 2px solid var(--teal-light); padding-left: 20px; }
  .flow-step__circle { margin: 0; }
  .scope-layout { grid-template-columns: 1fr; }
  .sim-layout { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr; }
  .voice-box, .voice-box--right { max-width: 100%; align-self: stretch; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__nav { text-align: left; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .plans { grid-template-columns: 1fr; }
  .scope-cta { flex-direction: column; text-align: center; }
  .cta-box { padding: 32px 24px; }
  .float-cta { bottom: 16px; right: 16px; }
}

/* ═══════════════════════════════════════
   MOBILE NAV MENU
═══════════════════════════════════════ */
.mobile-menu {
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--dark);
  border-top: 1px solid rgba(148,210,189,0.15);
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 99;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  padding: 12px 8px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: color var(--transition);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--teal-light); }