:root {
  --bg: #111111;
  --bg-soft: #171717;
  --panel: #1b1b1b;
  --panel-2: #212121;
  --line: rgba(209, 168, 95, 0.22);
  --gold: #d0a35b;
  --gold-strong: #e0b670;
  --text: #f4efe7;
  --muted: #c8c1b6;
  --muted-2: #9e968c;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --radius-sm: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(208, 163, 91, 0.08), transparent 30%),
    linear-gradient(180deg, #121212 0%, #0d0d0d 100%);
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.85;
}

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

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

.page-shell {
  overflow: hidden;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 112px 0;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 20%, transparent 80%, rgba(255,255,255,0.02));
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 860px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading--left {
  margin-left: 0;
  margin-right: 0;
  text-align: left;
}

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.35;
}

h1, h2 {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  letter-spacing: 0.03em;
}

h1 {
  font-size: clamp(2.6rem, 5vw, 4.8rem);
  margin-bottom: 26px;
}

h2 {
  font-size: clamp(2rem, 3.6vw, 3.3rem);
  margin-bottom: 24px;
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

p {
  margin: 0;
  color: var(--muted);
}

.hero {
  position: relative;
  padding: 84px 0 72px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 75% 20%, rgba(41, 92, 197, 0.15), transparent 18%),
    radial-gradient(circle at 15% 10%, rgba(208, 163, 91, 0.08), transparent 24%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 480px);
  gap: 52px;
  align-items: center;
}

.hero__content {
  position: relative;
  padding: 24px 0;
}

.hero__mini-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  margin-bottom: 28px;
  border: 1px solid rgba(208, 163, 91, 0.45);
  background: rgba(208, 163, 91, 0.08);
  color: var(--gold-strong);
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: transform 0.25s ease, background 0.25s ease;
}

.hero__mini-cta:hover {
  transform: translateY(-2px);
  background: rgba(208, 163, 91, 0.16);
}

.hero__lead {
  max-width: 720px;
  font-size: 1.08rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.hero__actions--center {
  justify-content: center;
}

.hero__points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.hero__points li {
  padding: 10px 14px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  font-size: 0.94rem;
}

.hero__visual {
  position: relative;
}

.hero__visual::before {
  content: "";
  position: absolute;
  inset: -18px -18px auto auto;
  width: 120px;
  height: 120px;
  border-top: 1px solid rgba(208, 163, 91, 0.45);
  border-right: 1px solid rgba(208, 163, 91, 0.45);
}

.hero__visual img {
  border-radius: 26px;
  box-shadow: var(--shadow);
  min-height: 640px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.06);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 58px;
  padding: 14px 24px;
  border: 1px solid var(--gold);
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn span {
  font-size: 0.82rem;
  opacity: 0.85;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25);
}

.btn--primary {
  background: linear-gradient(180deg, var(--gold-strong), var(--gold));
  color: #1b1206;
}

.btn--ghost {
  background: transparent;
  color: var(--gold-strong);
}

.btn--full {
  width: 100%;
}

.cards {
  display: grid;
  gap: 24px;
}

.cards--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cards--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.intro-grid {
  max-width: 920px;
  margin: 0 auto;
}

.info-card,
.feature-card,
.curriculum-card,
.price-card,
.tool-item,
.workflow-card,
.cta-box,
.danger-box {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  box-shadow: var(--shadow);
}

.info-card,
.feature-card,
.curriculum-card {
  padding: 28px;
  border-radius: var(--radius);
}

.info-card h3,
.feature-card h3,
.curriculum-card h3,
.tool-item h3,
.profile-content h3 {
  margin-bottom: 12px;
}

.icon-wrap {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 50%;
  background: rgba(208, 163, 91, 0.12);
  font-size: 1.4rem;
}

.danger-box {
  max-width: 920px;
  margin: 34px auto 0;
  padding: 34px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(122, 30, 30, 0.28), rgba(255,255,255,0.03));
}

.danger-box h3 {
  margin-bottom: 16px;
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  color: #ffd4b3;
}

.danger-box > p:not(.eyebrow) {
  color: var(--text);
}

.danger-box__risks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 26px;
}

.danger-box__risks article {
  padding: 22px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 212, 179, 0.18);
  background: rgba(0, 0, 0, 0.18);
}

.danger-box__risks h4 {
  margin-bottom: 10px;
  color: #ffe7d2;
}

.danger-box__risks p {
  color: var(--muted);
}

.section--value {
  background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent 30%, rgba(255,255,255,0.01));
}

.value-block {
  display: grid;
  gap: 38px;
}

.feature-card {
  min-height: 190px;
}

.curriculum-grid {
  align-items: stretch;
}

.curriculum-card {
  overflow: hidden;
  padding-top: 0;
}

.curriculum-card__num {
  margin: 0 -28px 24px;
  padding: 18px 24px;
  background: rgba(255,255,255,0.05);
  color: var(--gold-strong);
  font-size: 1.55rem;
  font-weight: 800;
  text-align: center;
}

.tool-list {
  display: grid;
  gap: 18px;
}

.tool-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  align-items: center;
  padding: 26px 28px;
  border-radius: var(--radius);
}

.tool-item__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: rgba(208, 163, 91, 0.12);
  color: var(--gold-strong);
  font-size: 1.1rem;
  font-weight: 800;
}

.workflow-card {
  margin-top: 28px;
  padding: 32px;
  border-radius: calc(var(--radius) + 2px);
}

.workflow-card__content h3 {
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  margin-bottom: 12px;
}

.workflow-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 18px;
}

.workflow-steps span,
.cta-benefits span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  color: var(--text);
}

.workflow-note {
  color: var(--text);
}

.pricing-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
  align-items: stretch;
}

.price-card {
  padding: 34px;
  border-radius: 24px;
}

.price-card__label {
  color: var(--gold-strong);
  font-weight: 700;
  margin-bottom: 8px;
}

.price-card--muted {
  background: linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0.02));
}

.price-card--featured {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(208, 163, 91, 0.16), rgba(208, 163, 91, 0.08));
}

.price-card--featured::before {
  content: "LIMITED";
  position: absolute;
  top: 18px;
  right: -34px;
  padding: 8px 40px;
  background: rgba(255,255,255,0.86);
  color: #604216;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  transform: rotate(32deg);
}

.price-card__old {
  margin-top: 34px;
  font-size: 1.45rem;
  text-decoration: line-through;
  color: var(--muted-2);
}

.price-card__price {
  margin: 20px 0 10px;
  color: var(--text);
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 800;
  line-height: 1;
}

.price-card__price span {
  font-size: 1.1rem;
  font-weight: 500;
}

.price-card__limit {
  margin-bottom: 24px;
  color: var(--text);
}

.alert-box {
  margin-top: 24px;
  padding: 18px 22px;
  border-left: 4px solid var(--gold-strong);
  background: rgba(208, 163, 91, 0.08);
  color: var(--text);
}

.section--profile {
  background: linear-gradient(180deg, transparent, rgba(255,255,255,0.02) 30%, transparent 100%);
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(320px, 430px) minmax(0, 1fr);
  gap: 42px;
  align-items: center;
}

.profile-image img {
  min-height: 620px;
  object-fit: cover;
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.profile-content blockquote {
  margin: 22px 0 28px;
  padding-left: 20px;
  border-left: 2px solid rgba(208, 163, 91, 0.45);
  color: var(--text);
  font-family: "Noto Serif JP", serif;
}

.profile-points {
  display: grid;
  gap: 18px;
}

.profile-points article {
  padding: 20px 22px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-sm);
}

.profile-points h4 {
  margin-bottom: 8px;
  color: var(--text);
}

.section--cta {
  padding-top: 84px;
  padding-bottom: 120px;
}

.cta-box {
  text-align: center;
  padding: 52px 38px;
  border-radius: 28px;
}

.cta-benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin: 28px 0 34px;
}

.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.delay-1 { transition-delay: 0.08s; }
.fade-up.delay-2 { transition-delay: 0.16s; }
.fade-up.delay-3 { transition-delay: 0.24s; }
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .hero__grid,
  .profile-grid,
  .pricing-layout {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    order: -1;
  }

  .hero__visual img,
  .profile-image img {
    min-height: auto;
    max-height: 720px;
  }
}

@media (max-width: 820px) {
  .section,
  .section--cta {
    padding: 80px 0;
  }

  .cards--three,
  .cards--two,
  .danger-box__risks {
    grid-template-columns: 1fr;
  }

  .tool-item {
    grid-template-columns: 1fr;
  }

  .tool-item__badge {
    width: 62px;
    height: 62px;
  }

  .hero {
    padding-top: 30px;
  }

  .hero__content {
    padding-top: 0;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  h1 {
    font-size: 2.3rem;
  }

  h2 {
    font-size: 1.85rem;
  }

  .hero__actions,
  .hero__actions--center {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero__points,
  .workflow-steps,
  .cta-benefits {
    flex-direction: column;
  }

  .hero__visual img,
  .profile-image img {
    border-radius: 20px;
  }

  .info-card,
  .feature-card,
  .curriculum-card,
  .price-card,
  .workflow-card,
  .tool-item,
  .cta-box {
    padding-left: 20px;
    padding-right: 20px;
  }

  .curriculum-card__num {
    margin-left: -20px;
    margin-right: -20px;
  }

  .price-card--featured::before {
    top: 12px;
    right: -42px;
    font-size: 0.66rem;
  }
}