.asn2xsd-page {
  --asn2xsd-accent: #1499a3;
  --asn2xsd-accent-dark: #0b727a;
  --asn2xsd-border: #cbd8e7;
  --asn2xsd-code: #10233a;
  --asn2xsd-soft: #eef8f7;
}

.asn2xsd-hero {
  padding-bottom: clamp(76px, 9vw, 124px);
}

.asn2xsd-hero::after {
  z-index: 0;
  pointer-events: none;
}

.asn2xsd-hero .container {
  position: relative;
  z-index: 1;
}

.asn2xsd-hero-grid {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, .85fr) minmax(520px, 1.15fr);
  gap: clamp(54px, 8vw, 110px);
}

.asn2xsd-hero-copy {
  min-width: 0;
}

.asn2xsd-hero-copy h1 {
  font-size: clamp(3.5rem, 6vw, 5.6rem);
}

.asn2xsd-subtitle {
  margin: 14px 0 0;
  color: var(--asn2xsd-accent-dark);
  font-size: clamp(1.08rem, 2vw, 1.4rem);
  font-weight: 760;
}

.asn2xsd-hero-copy .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.asn2xsd-flow-figure {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.asn2xsd-flow {
  display: grid;
  min-height: 350px;
  align-items: center;
  padding: clamp(30px, 5vw, 58px);
  grid-template-columns: minmax(110px, 1fr) auto minmax(140px, 1.1fr) auto minmax(110px, 1fr);
  gap: clamp(12px, 2vw, 26px);
  background: linear-gradient(135deg, #f8fbfd 0%, var(--asn2xsd-soft) 100%);
}

.asn2xsd-flow-node,
.asn2xsd-flow-engine {
  display: flex;
  min-width: 0;
  min-height: 170px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 8px;
  padding: 22px 14px;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 18px;
  background: var(--white);
  text-align: center;
}

.asn2xsd-flow-node svg {
  width: 54px;
  height: 54px;
  fill: none;
  stroke: var(--asn2xsd-accent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.asn2xsd-flow-node span,
.asn2xsd-flow-engine strong {
  color: var(--navy-950);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 820;
}

.asn2xsd-flow-node small,
.asn2xsd-flow-engine small {
  color: var(--muted);
  font-size: .78rem;
}

.asn2xsd-flow-engine {
  color: var(--white);
  border-color: var(--asn2xsd-accent-dark);
  background: var(--asn2xsd-code);
}

.asn2xsd-flow-engine > span {
  color: #56d5d0;
  font-size: 2rem;
  font-weight: 800;
}

.asn2xsd-flow-engine strong {
  color: var(--white);
}

.asn2xsd-flow-engine small {
  color: #cbd8e7;
}

.asn2xsd-flow-arrow {
  color: var(--asn2xsd-accent);
  font-size: 2rem;
  font-weight: 800;
}

.asn2xsd-flow-figure figcaption {
  padding: 18px 22px;
  border-top: 1px solid var(--asn2xsd-border);
  color: var(--muted);
  font-size: .92rem;
}

.asn2xsd-overview-grid {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, .9fr) minmax(460px, 1.1fr);
  gap: clamp(58px, 8vw, 110px);
}

.asn2xsd-overview-copy {
  max-width: 640px;
}

.asn2xsd-summary-list {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 0;
  list-style: none;
}

.asn2xsd-summary-list li {
  display: grid;
  padding: 22px 0;
  border-top: 1px solid var(--asn2xsd-border);
  grid-template-columns: minmax(120px, .36fr) 1fr;
  gap: 20px;
}

.asn2xsd-summary-list li:last-child {
  border-bottom: 1px solid var(--asn2xsd-border);
}

.asn2xsd-summary-list strong {
  color: var(--navy-950);
}

.asn2xsd-summary-list span {
  color: var(--muted);
}

.asn2xsd-mapping-grid {
  display: grid;
  align-items: stretch;
  grid-template-columns: minmax(0, 1fr) 110px minmax(0, 1fr);
  gap: 24px;
}

.asn2xsd-code-card {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 20px;
  background: var(--white);
}

.asn2xsd-code-head {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--asn2xsd-border);
}

.asn2xsd-code-head span {
  color: var(--asn2xsd-accent-dark);
  font-size: .74rem;
  font-weight: 820;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.asn2xsd-code-head h3 {
  font-size: 1.15rem;
}

.asn2xsd-code-card pre {
  min-height: 275px;
  margin: 0;
  overflow-x: auto;
  padding: clamp(24px, 4vw, 38px);
  color: #dce8f2;
  background: var(--asn2xsd-code);
  font-size: clamp(.82rem, 1.4vw, .98rem);
  line-height: 1.75;
  tab-size: 2;
}

.asn2xsd-map-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;
  color: var(--asn2xsd-accent-dark);
}

.asn2xsd-map-arrow span {
  font-size: .74rem;
  font-weight: 820;
  letter-spacing: .08em;
}

.asn2xsd-map-arrow strong {
  font-size: 2.4rem;
}

.asn2xsd-type-grid {
  display: grid;
  margin: 34px 0 0;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.asn2xsd-type-grid div {
  min-width: 0;
  padding: 20px 16px;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 14px;
  background: var(--white);
}

.asn2xsd-type-grid dt {
  color: var(--navy-950);
  font-weight: 780;
}

.asn2xsd-type-grid dd {
  margin: 5px 0 0;
  color: var(--asn2xsd-accent-dark);
  font-size: .9rem;
  overflow-wrap: anywhere;
}

.asn2xsd-feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.asn2xsd-feature-card {
  min-width: 0;
  padding: 32px;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 20px;
  background: var(--white);
}

.asn2xsd-feature-card > span {
  display: block;
  margin-bottom: 38px;
  color: var(--asn2xsd-accent-dark);
  font-size: .78rem;
  font-weight: 850;
}

.asn2xsd-feature-card h3 {
  margin-bottom: 14px;
}

.asn2xsd-feature-card p,
.asn2xsd-use-grid p {
  margin: 0;
  color: var(--muted);
}

.asn2xsd-use-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.asn2xsd-use-grid article {
  min-width: 0;
  padding: 34px;
  border: 1px solid var(--asn2xsd-border);
  border-radius: 20px;
  background: var(--white);
}

.asn2xsd-use-grid h3 {
  margin-bottom: 14px;
}

@media (max-width: 1080px) {
  .asn2xsd-hero-grid,
  .asn2xsd-overview-grid {
    grid-template-columns: 1fr;
  }

  .asn2xsd-hero-copy,
  .asn2xsd-overview-copy {
    max-width: 720px;
  }

  .asn2xsd-flow-figure {
    max-width: 820px;
  }

  .asn2xsd-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .asn2xsd-mapping-grid {
    grid-template-columns: 1fr;
  }

  .asn2xsd-map-arrow {
    min-height: 78px;
  }

  .asn2xsd-map-arrow strong {
    transform: rotate(90deg);
  }

  .asn2xsd-type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .asn2xsd-use-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 650px) {
  .asn2xsd-flow {
    grid-template-columns: 1fr;
    padding: 26px;
  }

  .asn2xsd-flow-node,
  .asn2xsd-flow-engine {
    width: 100%;
    min-height: 140px;
  }

  .asn2xsd-flow-arrow {
    transform: rotate(90deg);
  }

  .asn2xsd-summary-list li {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .asn2xsd-feature-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 430px) {
  .asn2xsd-hero-copy h1 {
    font-size: clamp(2.8rem, 15vw, 4rem);
  }

  .asn2xsd-hero-copy .hero-actions {
    flex-direction: column;
  }

  .asn2xsd-hero-copy .button {
    width: 100%;
  }

  .asn2xsd-flow-figure {
    border-radius: 16px;
  }

  .asn2xsd-type-grid {
    grid-template-columns: 1fr;
  }

  .asn2xsd-code-card pre {
    padding: 22px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .asn2xsd-page *,
  .asn2xsd-page *::before,
  .asn2xsd-page *::after {
    scroll-behavior: auto;
  }
}