:root {
  --asn1c-hero-text: var(--navy-950);
  --asn1c-hero-muted: var(--muted);
  --asn1c-link: var(--blue-600);
  --asn1c-visual-border: rgba(84, 163, 255, 0.3);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.asn1c-hero {
  padding: clamp(4.5rem, 8vw, 7rem) 0;
}

.asn1c-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
}

.asn1c-hero-copy {
  min-width: 0;
}

.asn1c-hero h1 {
  color: var(--asn1c-hero-text);
  font-size: clamp(2.35rem, 4vw, 4rem);
}

.asn1c-hero .lead {
  max-width: 42rem;
  color: var(--asn1c-hero-muted);
  line-height: 1.8;
}

.asn1c-hero .lead a {
  color: var(--asn1c-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.asn1c-hero .lead a:hover {
  color: var(--navy-950);
}

.asn1c-hero-visual,
.asn1c-overview-visual {
  display: grid;
  min-width: 0;
  margin: 0;
  place-items: center;
}

.asn1c-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 29rem;
  object-fit: contain;
}

.asn1c-overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(420px, 1.2fr);
  align-items: center;
  gap: clamp(3rem, 7vw, 7rem);
}

.asn1c-overview-copy {
  min-width: 0;
}

.asn1c-overview-copy h2 {
  max-width: none;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.3;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.asn1c-check-list li {
  margin-block: 1rem;
  line-height: 1.75;
}

.asn1c-overview-visual {
  min-height: 25rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  overflow: hidden;
  border: 1px solid var(--asn1c-visual-border);
  border-radius: var(--radius-lg);
  background: var(--white);
}

.asn1c-overview-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.asn1c-guide-section {
  background: var(--page-background);
}

.asn1c-guide {
  max-width: 1120px;
  margin-inline: auto;
  color: var(--navy-950);
}

.asn1c-guide-header {
  max-width: 780px;
  margin-bottom: clamp(2.5rem, 6vw, 5rem);
}

.asn1c-guide-header h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.asn1c-guide-header .lead {
  max-width: 720px;
}

.asn1c-guide-chapter {
  margin-top: clamp(4rem, 8vw, 7rem);
  padding-top: clamp(2.5rem, 5vw, 4rem);
  border-top: 1px solid var(--slate-200);
}

.asn1c-guide-chapter > h3,
.asn1c-guide-heading h3 {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.6rem);
}

.asn1c-guide-subsection {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.asn1c-guide-subsection h4,
.asn1c-guide-heading h4 {
  margin: 0 0 1rem;
  font-size: clamp(1.35rem, 2.3vw, 1.85rem);
}

.asn1c-guide-api {
  margin-top: clamp(2rem, 4vw, 3rem);
}

.asn1c-guide-api h5 {
  margin: 0 0 .65rem;
  color: var(--navy-950);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

.asn1c-guide p {
  max-width: 880px;
  margin: 1rem 0 0;
  color: var(--slate-700);
  font-size: clamp(.98rem, 1.25vw, 1.075rem);
  line-height: 1.85;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.asn1c-guide-heading {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.25rem;
}

.asn1c-guide-heading-multi {
  flex-wrap: wrap;
}

.asn1c-guide-marker {
  display: block;
  width: auto;
  height: 16px;
  flex: 0 0 auto;
  object-fit: contain;
}

.asn1c-guide-figure {
  max-width: 900px;
  margin: clamp(2rem, 5vw, 4rem) auto 0;
  padding: clamp(.75rem, 2vw, 1.25rem);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  background: var(--white);
}

.asn1c-guide-figure-wide {
  max-width: 920px;
  margin-top: 0;
}

.asn1c-guide-figure-phone {
  max-width: 520px;
}

.asn1c-guide-figure img {
  display: block;
  width: 100%;
  height: auto;
  margin-inline: auto;
  object-fit: contain;
}

.asn1c-guide-figure figcaption {
  margin-top: .8rem;
  color: var(--muted);
  font-size: .9rem;
  text-align: center;
}

.asn1c-guide-list {
  max-width: 920px;
  margin: 1.25rem 0 0;
  padding-left: 1.4rem;
}

.asn1c-guide-list li {
  margin-block: .75rem;
  padding-left: .25rem;
  color: var(--slate-700);
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.asn1c-guide-list li::marker {
  color: var(--blue-600);
}

.asn1c-guide-list-with-icon {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
}

.asn1c-guide-code {
  max-width: 760px;
  margin: 1.25rem 0 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  overflow-x: auto;
  border: 1px solid var(--slate-200);
  border-radius: 14px;
  color: var(--navy-950);
  background: var(--white);
  font-size: clamp(.85rem, 1.25vw, 1rem);
  line-height: 1.65;
}

.asn1c-guide-note {
  display: flex;
  max-width: 900px;
  align-items: flex-start;
  gap: .75rem;
  margin-top: 1.25rem;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--blue-600);
  background: var(--white);
}

.asn1c-guide-note p {
  margin: 0;
}

.asn1c-guide-note-inline {
  max-width: 900px;
  padding: .85rem 1rem;
  border-left: 3px solid var(--blue-600);
  background: var(--white);
}

.asn1c-guide-table-wrap {
  max-width: 100%;
  margin-top: 1.25rem;
  overflow-x: auto;
  border: 1px solid var(--slate-200);
  border-radius: 14px;
  background: var(--white);
  -webkit-overflow-scrolling: touch;
}

.asn1c-guide-table-wrap:focus-visible {
  outline: 3px solid rgba(31, 103, 255, .35);
  outline-offset: 3px;
}

.asn1c-guide-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  color: var(--navy-950);
  font-size: clamp(.86rem, 1.15vw, .98rem);
}

.asn1c-guide-table-text {
  min-width: 780px;
}

.asn1c-guide-table caption {
  padding: 1rem 1.15rem;
  color: var(--navy-950);
  background: var(--slate-50);
  font-weight: 800;
  text-align: left;
}

.asn1c-guide-table th,
.asn1c-guide-table td {
  padding: .9rem 1rem;
  border-top: 1px solid var(--slate-200);
  line-height: 1.55;
  text-align: left;
  vertical-align: middle;
}

.asn1c-guide-table thead th {
  color: var(--white);
  background: var(--navy-900);
}

.asn1c-guide-table tbody th {
  width: 10rem;
  background: var(--slate-50);
}

.asn1c-customers-head {
  margin-bottom: 0;
}

.asn1c-customer-group {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}

.asn1c-customer-group h3 {
  color: var(--navy-950);
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  text-align: center;
}

.asn1c-customer-grid {
  display: grid;
  margin: clamp(1.25rem, 2.5vw, 2rem) 0 0;
  padding: 0;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(.65rem, 1.5vw, 1rem);
  list-style: none;
}

.asn1c-customer-grid li {
  display: flex;
  min-width: 0;
  min-height: 68px;
  align-items: center;
  justify-content: center;
  padding: .85rem 1rem;
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  color: var(--navy-950);
  background: var(--white);
  font-size: clamp(.92rem, 1.25vw, 1.04rem);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  overflow-wrap: anywhere;
}

.asn1c-customer-note {
  max-width: 860px;
  margin: clamp(1.25rem, 2.5vw, 1.75rem) auto 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.7;
  text-align: center;
}

.asn1c-customer-note a {
  color: var(--blue-600);
  font-weight: 750;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: .2em;
}

.asn1c-customer-note a:hover {
  color: var(--navy-950);
}

@media (min-width: 768px) {
  .asn1c-customer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .asn1c-guide-list-compact {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .asn1c-customer-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 1023px) {
  .asn1c-hero-grid,
  .asn1c-overview-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.9fr);
    gap: 2.5rem;
  }

  .asn1c-overview-visual {
    min-height: 20rem;
  }
}

@media (max-width: 767px) {
  .asn1c-hero {
    padding-block: 4rem;
  }

  .asn1c-hero-grid,
  .asn1c-overview-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .asn1c-hero-visual {
    margin-top: 1rem;
  }

  .asn1c-hero-visual img {
    max-height: none;
  }

  .asn1c-overview-visual {
    min-height: 0;
    padding: 1.25rem;
  }

  .asn1c-guide-chapter {
    margin-top: 3.5rem;
    padding-top: 2.5rem;
  }

  .asn1c-guide-heading {
    align-items: flex-start;
  }

  .asn1c-guide-table-wrap {
    margin-inline: 0;
  }
}

@media (max-width: 399px) {
  .asn1c-hero .hero-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .asn1c-page *,
  .asn1c-page *::before,
  .asn1c-page *::after {
    scroll-behavior: auto;
  }
}