.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  align-items: center;
  gap: clamp(40px, 6vw, 100px);
  max-width: var(--max);
  min-height: 690px;
  margin: auto;
  padding: 70px var(--page-padding) 110px;
}
.landing-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3rem, 4.5vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}
.landing-hero h1 span {
  color: var(--purple);
}
.landing-hero .lead {
  max-width: 680px;
}
.landing-shot {
  overflow: hidden;
  margin: 0;
  aspect-ratio: 16 / 9;
  background: var(--image-bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 28px 70px var(--shadow);
}
.landing-shot img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.landing-section {
  max-width: 1320px;
  margin: auto;
  padding: 110px var(--page-padding);
}
.landing-section > header {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 0.55fr);
  gap: 60px;
  align-items: end;
  margin-bottom: 50px;
}
.landing-section h2 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(2.2rem, 3vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
}
.landing-section > header p {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}
.point-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.point-grid article {
  padding: 34px;
  border-right: 1px solid var(--line);
}
.point-grid article:last-child {
  border-right: 0;
}
.point-grid h3 {
  margin: 0 0 14px;
  font-size: 1.2rem;
}
.point-grid p {
  margin: 0;
  color: var(--muted);
}
.detail-band {
  background: var(--surface);
}
.detail-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.65fr) minmax(0, 1fr);
  gap: clamp(45px, 8vw, 120px);
  max-width: 1320px;
  margin: auto;
  padding: 110px var(--page-padding);
}
.detail-layout h2 {
  margin: 0;
  font-size: clamp(2.2rem, 3.5vw, 3.8rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.detail-copy > p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 1.08rem;
}
.detail-copy ul {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.detail-copy li {
  padding: 15px 0 15px 28px;
  border-bottom: 1px solid var(--line);
}
.detail-copy li::before {
  content: '→';
  float: left;
  margin-left: -28px;
  color: var(--purple);
}
.related {
  max-width: 1320px;
  margin: auto;
  padding: 90px var(--page-padding);
}
.related h2 {
  margin: 0 0 28px;
  font-size: 1.8rem;
}
.related-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.related-links a {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 9px;
  font-weight: 600;
}
.related-links a:hover {
  border-color: var(--purple);
  color: var(--purple-light);
}
.landing-note {
  margin-top: 25px;
  padding: 18px 20px;
  background: var(--surface-2);
  border-left: 3px solid var(--purple);
  color: var(--muted);
}
.landing-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 20px;
  max-width: 1320px;
  margin: 0 auto 70px;
  padding: 0 var(--page-padding);
  color: var(--muted);
  font-size: 0.88rem;
}
.landing-footer-links a:hover {
  color: var(--purple-light);
}
@media (max-width: 900px) {
  .landing-hero,
  .landing-section > header,
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .landing-hero {
    min-height: 0;
  }
  .point-grid,
  .related-links {
    grid-template-columns: 1fr;
  }
  .point-grid article {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .point-grid article:last-child {
    border-bottom: 0;
  }
}
@media (max-width: 560px) {
  .landing-hero,
  .landing-section,
  .detail-layout,
  .related {
    padding: 65px 16px;
  }
  .landing-hero {
    gap: 45px;
  }
  .landing-hero h1 {
    font-size: 3rem;
  }
  .point-grid article {
    padding: 26px 10px;
  }
}