* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #F1F5F9;
  color: #0F172A;
  font-family: Arial, sans-serif;
  font-size: 14px;
  line-height: 1.45;
}

a {
  color: #0F172A;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: #B45309;
}

a:focus-visible {
  outline: 2px solid #B45309;
  outline-offset: 3px;
}

h1,
h2,
h3,
p,
dl,
dd {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: "Helvetica Neue", Arial, sans-serif;
  color: #0F172A;
}

.site-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 24px auto;
  border-top: 4px solid #B45309;
}

.technical-header,
.services-panel,
.specification-panel,
.contact-panel {
  background: #FFFFFF;
  border: 1px solid #0F172A;
  border-top: 0;
}

.identity-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  margin: 0;
}

.identity-grid > div {
  min-width: 0;
  padding: 10px 12px;
  border-right: 1px solid #0F172A;
}

.identity-grid > div:last-child {
  border-right: 0;
}

.identity-grid dt,
.data-label,
.section-code,
.contact-directory dt,
.boundary-box dt {
  display: block;
  margin-bottom: 3px;
  color: #B45309;
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.identity-grid dd {
  margin: 0;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  font-weight: 700;
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid #0F172A;
}

.overview-grid > div {
  padding: 12px;
  border-right: 1px solid #0F172A;
}

.overview-grid > div:last-child {
  border-right: 0;
}

.overview-grid p {
  margin: 0;
  font-weight: 600;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 12px;
  border-bottom: 1px solid #0F172A;
}

.section-heading h1,
.section-heading h2 {
  margin: 2px 0 0;
  font-size: 22px;
  line-height: 1.1;
}

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

.section-code::before {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 7px;
  background: #B45309;
  content: "";
}

.service-directory {
  margin: 0;
}

.service-row {
  display: grid;
  grid-template-columns: minmax(280px, 1.25fr) minmax(260px, 1fr) 120px;
  border-bottom: 1px solid #0F172A;
}

.service-row > * {
  margin: 0;
  padding: 9px 12px;
  border-right: 1px solid #0F172A;
}

.service-row > *:last-child {
  border-right: 0;
}

.service-row dt {
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
}

.service-code,
.spec-table th span {
  display: inline-block;
  min-width: 72px;
  margin-right: 10px;
  color: #B45309;
  font-family: Arial, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.service-rate,
.numeric {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  white-space: nowrap;
}

.boundary-box {
  margin: 12px;
  border: 1px solid #B45309;
}

.boundary-box h2 {
  margin: 0;
  padding: 8px 10px;
  background: #B45309;
  color: #FFFFFF;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boundary-box dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
}

.boundary-box dl > div {
  padding: 9px 10px;
  border-right: 1px solid #B45309;
}

.boundary-box dl > div:last-child {
  border-right: 0;
}

.boundary-box dd {
  margin: 0;
}

.table-wrap {
  overflow-x: auto;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: #FFFFFF;
  font-variant-numeric: tabular-nums;
}

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

.spec-table th,
.spec-table td {
  padding: 8px 12px;
  border-right: 1px solid #0F172A;
  border-bottom: 1px solid #0F172A;
  text-align: left;
  vertical-align: top;
}

.spec-table th:last-child,
.spec-table td:last-child {
  border-right: 0;
}

.spec-table tbody tr:last-child th,
.spec-table tbody tr:last-child td {
  border-bottom: 0;
}

.spec-table thead th {
  background: #0F172A;
  color: #FFFFFF;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-table thead th::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 7px;
  background: #B45309;
  content: "";
  vertical-align: 1px;
}

.spec-table tbody th {
  width: 34%;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
}

.spec-table tbody td:nth-child(2) {
  width: 48%;
}

.spec-table tbody td:last-child {
  width: 18%;
}

.contact-directory {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  border-bottom: 1px solid #0F172A;
}

.contact-directory > div {
  min-width: 0;
  padding: 12px;
  border-right: 1px solid #0F172A;
}

.contact-directory > div:last-child {
  border-right: 0;
}

.contact-directory dd {
  margin: 0;
  font-family: "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  font-weight: 700;
}

.contact-directory address {
  font-style: normal;
}

.contact-directory .instruction {
  margin-top: 7px;
  font-family: Arial, sans-serif;
  font-size: 12px;
  font-weight: 400;
}

.privacy-jump {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.privacy-policy {
  padding: 12px;
  background: #F1F5F9;
}

.privacy-policy h2 {
  margin-bottom: 8px;
  font-size: 16px;
}

.privacy-policy p {
  margin: 3px 0;
  font-size: 12px;
}

@media (max-width: 760px) {
  body {
    font-size: 13px;
  }

  .site-shell {
    width: min(100% - 16px, 1180px);
    margin: 8px auto;
  }

  .identity-grid,
  .overview-grid,
  .contact-directory,
  .boundary-box dl {
    grid-template-columns: 1fr;
  }

  .identity-grid > div,
  .overview-grid > div,
  .contact-directory > div,
  .boundary-box dl > div {
    border-right: 0;
    border-bottom: 1px solid #0F172A;
  }

  .identity-grid > div:last-child,
  .overview-grid > div:last-child,
  .contact-directory > div:last-child,
  .boundary-box dl > div:last-child {
    border-bottom: 0;
  }

  .boundary-box dl > div {
    border-bottom-color: #B45309;
  }

  .section-heading {
    display: block;
  }

  .section-heading p,
  .privacy-jump {
    display: inline-block;
    margin-top: 8px;
    text-align: left;
  }

  .service-row {
    grid-template-columns: 1fr;
  }

  .service-row > * {
    border-right: 0;
    border-bottom: 1px solid #0F172A;
  }

  .service-row > *:last-child {
    border-bottom: 0;
  }

  .spec-table,
  .spec-table tbody,
  .spec-table tr,
  .spec-table th,
  .spec-table td {
    display: block;
    width: 100%;
  }

  .spec-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .spec-table tbody tr {
    border-bottom: 1px solid #0F172A;
  }

  .spec-table tbody tr:last-child {
    border-bottom: 0;
  }

  .spec-table tbody th,
  .spec-table tbody td:nth-child(2),
  .spec-table tbody td:last-child {
    width: 100%;
  }

  .spec-table th,
  .spec-table td {
    border-right: 0;
  }

  .spec-table th::before,
  .spec-table td::before {
    display: block;
    margin-bottom: 4px;
    color: #B45309;
    content: attr(data-label);
    font-family: Arial, sans-serif;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
}