/* YiGuard · Connected business. All colors derive from the six design tokens. */
:root {
  --paper: #fff;
  --porcelain: #f6f8fa;
  --ink: #142c46;
  --cobalt: #245be8;
  --teal: #087f83;
  --slate: #52667a;
  --rule: rgba(20, 44, 70, 0.14);
  --body:
    -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    sans-serif;
  --display: "PingFang SC", "Microsoft YaHei", sans-serif;
  --utility: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --radius: 8px;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
body {
  margin: 0;
  background: var(--porcelain);
  color: var(--ink);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}
button {
  font: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  color: inherit;
}
svg {
  display: block;
}
p,
h1,
h2,
h3 {
  margin: 0;
}
h1,
h2,
h3 {
  font-family: var(--display);
  line-height: 1.35;
}
button,
a,
summary {
  touch-action: manipulation;
}
button {
  cursor: pointer;
}
button:disabled {
  cursor: wait;
}
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 6px;
  border-radius: 3px;
}
::selection {
  background: var(--cobalt);
  color: var(--paper);
}
[hidden] {
  display: none !important;
}
.container {
  max-width: 1280px;
  padding-inline: 52px;
  margin-inline: auto;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: fixed;
  left: 20px;
  top: 12px;
  padding: 10px 20px;
  background: var(--paper);
  z-index: 100;
  transform: translateY(-160%);
}
.skip-link:focus {
  transform: translateY(0);
}
.eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 22px;
  color: var(--slate);
}
.utility {
  font-family: var(--utility);
  font-size: 10px;
  letter-spacing: 0.07em;
}
.text-link {
  display: inline-flex;
  gap: 24px;
  align-items: center;
  font-size: 14px;
  font-weight: 500;
  padding-block: 10px;
}
.text-link span[aria-hidden] {
  transition: transform 0.2s;
}
.text-link:hover {
  color: var(--cobalt);
}
.text-link:hover span[aria-hidden] {
  transform: translate(2px, -2px);
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 34px;
  padding: 14px 22px;
  min-height: 52px;
  border-radius: 5px;
  font-weight: 500;
  font-size: 14px;
  border: 1px solid transparent;
  transition:
    background 0.2s,
    transform 0.2s;
}
.button-primary {
  background: var(--cobalt);
  color: var(--paper);
}
.button-primary:hover {
  background: var(--ink);
  transform: translateY(-2px);
}
/* Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(246, 248, 250, 0.96);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(14px);
}
.header-inner {
  height: 88px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}
.brand {
  display: inline-flex;
  gap: 11px;
  align-items: center;
  flex-shrink: 0;
}
.brand-mark {
  width: 31px;
  height: 36px;
  color: var(--cobalt);
}
.brand-type {
  font-size: 22px;
  font-weight: 650;
  letter-spacing: 0.08em;
  line-height: 1.15;
}
.brand-en {
  display: block;
  font-family: "DIN Alternate", "Arial Narrow", sans-serif;
  font-size: 9px;
  letter-spacing: 0.35em;
  font-weight: 600;
  margin-top: 6px;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 13px;
}
.main-nav > a {
  padding-block: 12px;
}
.main-nav > a:hover {
  color: var(--cobalt);
}
.main-nav .nav-contact {
  border: 1px solid var(--rule);
  padding: 10px 16px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: 12px;
}
.main-nav .nav-contact:hover {
  border-color: var(--cobalt);
}
.menu-toggle {
  border: 0;
  background: none;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
}
.menu-toggle svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}
/* Hero / the connection board is the one expressive element. */
.hero {
  padding-top: 68px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.03fr 1fr;
  align-items: center;
  gap: 30px;
  min-height: 520px;
}
.hero-copy {
  padding-bottom: 24px;
}
.hero .eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 12px;
  color: var(--ink);
  margin-bottom: 28px;
}
.small-line {
  width: 23px;
  height: 3px;
  background: var(--teal);
}
h1 {
  font-weight: 650;
  font-size: clamp(34px, 4.15vw, 56px);
  line-height: 1.38;
  letter-spacing: -0.055em;
  white-space: nowrap;
}
h1 > span {
  color: var(--cobalt);
}
.hero-description {
  margin-top: 26px;
  color: var(--slate);
  font-size: 14px;
  line-height: 1.95;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 27px;
  margin-top: 32px;
}
.hero-footnote {
  margin-top: 46px;
  font-size: 10px;
  color: var(--slate);
  letter-spacing: 0.01em;
}
.hero-footnote > span {
  padding-inline: 10px;
  color: var(--rule);
}
.connection-board {
  position: relative;
  padding: 24px 0 20px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 12px;
  box-shadow: 0 18px 50px -30px rgba(20, 44, 70, 0.3);
}
.board-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: 24px;
  gap: 10px;
}
.board-heading .utility {
  font-size: 9px;
  color: var(--slate);
}
.board-label {
  font-size: 10px;
  color: var(--slate);
}
.network-diagram {
  width: 100%;
  height: auto;
  margin-top: 12px;
}
.mobile-board-summary {
  display: none;
}
.diagram-boundary {
  font-size: 10px;
  fill: var(--slate);
  letter-spacing: 1px;
}
.diagram-node > rect {
  fill: var(--paper);
  stroke: rgba(20, 44, 70, 0.17);
  stroke-width: 1;
  filter: url(#node-shadow);
  transition:
    stroke 0.3s,
    fill 0.3s;
}
.node-icon {
  stroke: var(--slate);
  stroke-width: 1.5;
  fill: none;
  transition: stroke 0.3s;
}
.node-title {
  font-size: 13px;
  fill: var(--ink);
  font-weight: 600;
}
.node-caption {
  font-size: 10px;
  fill: var(--slate);
}
.core-name {
  font-family: "DIN Alternate", Arial, sans-serif;
  font-size: 20px;
  fill: var(--paper);
  font-weight: 600;
  letter-spacing: 0.5px;
}
.core-caption {
  font-size: 9px;
  fill: var(--paper);
  letter-spacing: 1px;
  opacity: 0.9;
}
.wire {
  stroke: rgba(20, 44, 70, 0.18);
  transition: stroke 0.4s;
}
.wire-dot {
  fill: var(--paper);
  stroke: rgba(20, 44, 70, 0.2);
  stroke-width: 2;
  transition: fill 0.3s;
}
.connection-board[data-view="security"] .wire-security,
.connection-board[data-view="integration"] .wire-integration,
.connection-board[data-view="software"] .wire-software {
  stroke: var(--cobalt);
}
.connection-board[data-view="security"] .node-security > rect,
.connection-board[data-view="integration"] .node-integration > rect,
.connection-board[data-view="software"] .node-software > rect {
  stroke: var(--cobalt);
  fill: var(--porcelain);
}
.connection-board[data-view="security"] .node-security .node-icon,
.connection-board[data-view="integration"] .node-integration .node-icon,
.connection-board[data-view="software"] .node-software .node-icon {
  stroke: var(--cobalt);
}
.connection-board[data-view="security"] .dot-security,
.connection-board[data-view="integration"] .dot-integration,
.connection-board[data-view="software"] .dot-software {
  fill: var(--cobalt);
  stroke: var(--paper);
}
.board-controls {
  display: flex;
  padding: 4px;
  background: var(--porcelain);
  border: 1px solid var(--rule);
  border-radius: 6px;
  margin: 0 25px;
  gap: 4px;
}
.view-button {
  flex: 1;
  border: 0;
  background: none;
  font-size: 11px;
  padding: 9px 4px;
  border-radius: 3px;
  min-height: 36px;
  color: var(--slate);
}
.view-button:hover {
  color: var(--cobalt);
}
.view-button.is-active {
  background: var(--paper);
  color: var(--cobalt);
  box-shadow: 0 1px 4px rgba(20, 44, 70, 0.08);
  font-weight: 600;
}
.board-description {
  font-size: 11px;
  text-align: center;
  margin: 14px 12px 0;
  color: var(--ink);
}
.diagram-disclaimer {
  text-align: center;
  font-size: 9px;
  margin: 6px 12px 0;
  color: var(--slate);
}
.hero-baseline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 60px;
  padding-top: 21px;
  padding-bottom: 21px;
  position: relative;
  font-size: 11px;
  color: var(--slate);
}
.hero-baseline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 52px;
  right: 52px;
  border-top: 1px solid var(--rule);
}
.hero-baseline a {
  display: flex;
  gap: 25px;
  padding: 6px 0;
}
.hero-baseline a:hover {
  color: var(--cobalt);
}
/* Services */
.section {
  padding-block: 96px;
}
.services-section {
  background: var(--paper);
  border-top: 1px solid var(--rule);
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 35px;
  margin-bottom: 48px;
}
h2 {
  font-weight: 600;
  font-size: 34px;
  letter-spacing: -0.035em;
  line-height: 1.45;
}
.section-intro {
  font-size: 13px;
  line-height: 1.9;
  color: var(--slate);
  padding-bottom: 5px;
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
  align-items: start;
}
.service-card {
  border-top: 2px solid var(--ink);
  padding-top: 28px;
}
.service-symbol {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 31px;
  color: var(--slate);
}
.service-symbol svg {
  width: 38px;
  height: 38px;
  stroke: var(--cobalt);
  stroke-width: 1.5;
}
.service-symbol .utility {
  font-size: 9px;
}
.service-question {
  font-size: 12px;
  color: var(--slate);
  margin-bottom: 10px;
}
.service-card h3 {
  font-size: 21px;
  letter-spacing: -0.03em;
  font-weight: 600;
}
.service-description {
  font-size: 13px;
  line-height: 1.95;
  color: var(--slate);
  margin-top: 16px;
  min-height: 77px;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0;
  list-style: none;
  margin: 21px 0 28px;
}
.service-tags li {
  background: var(--porcelain);
  font-size: 10px;
  padding: 4px 8px;
  color: var(--slate);
  border-radius: 3px;
}
.service-detail {
  border-top: 1px solid var(--rule);
  font-size: 12px;
}
.service-detail summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  padding: 16px 0;
  min-height: 48px;
  color: var(--ink);
  list-style: none;
}
.service-detail summary::-webkit-details-marker {
  display: none;
}
.service-detail summary > span {
  font-size: 18px;
  color: var(--cobalt);
  transition: transform 0.2s;
}
.service-detail[open] summary > span {
  transform: rotate(45deg);
}
.service-detail > div {
  padding: 0 0 20px;
  color: var(--slate);
}
.service-detail > div > p + p {
  margin-top: 12px;
}
.service-detail > div a {
  display: inline-block;
  padding-top: 16px;
  color: var(--cobalt);
}
.services-note {
  margin-top: 30px;
  color: var(--slate);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 13px;
}
.services-note > span {
  font-size: 22px;
  color: var(--teal);
}
.supporting-services {
  margin-top: 34px;
  border-top: 1px solid var(--rule);
  padding-top: 25px;
}
.supporting-services .eyebrow {
  margin-bottom: 18px;
}
.supporting-service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.supporting-service-grid a {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 125px;
  padding: 17px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 6px;
}
.supporting-service-grid a:hover {
  border-color: var(--cobalt);
}
.supporting-service-grid strong {
  font-size: 14px;
  color: var(--ink);
}
.supporting-service-grid span:nth-child(2) {
  color: var(--slate);
  font-size: 12px;
  line-height: 1.7;
}
.supporting-service-grid span:last-child {
  align-self: flex-end;
  margin-top: auto;
  color: var(--cobalt);
}
/* Handover — quiet engineering documentation, not a case study. */
.delivery-section {
  padding-block: 88px;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.delivery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  align-items: center;
}
.delivery-copy .eyebrow {
  color: rgba(255, 255, 255, 0.7);
}
.delivery-copy h2 {
  font-size: 32px;
}
.delivery-copy > p:not(.eyebrow) {
  margin-top: 22px;
  font-size: 13px;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.72);
}
.delivery-principles {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-top: 38px;
}
.delivery-principles > div {
  display: flex;
  gap: 17px;
  align-items: start;
}
.principle-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  font-size: 13px;
  margin-top: 1px;
}
.delivery-principles h3 {
  font-size: 15px;
  font-weight: 500;
}
.delivery-principles p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 6px;
}
.document-stack {
  position: relative;
  padding: 4px 13px 13px 0;
}
.document-stack::before {
  content: "";
  position: absolute;
  inset: 14px 0 0 12px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
}
.document-sheet {
  position: relative;
  z-index: 1;
  background: var(--porcelain);
  color: var(--ink);
  padding: 30px 32px 24px;
  border-radius: 5px;
}
.document-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 25px;
}
.document-top .utility {
  font-size: 9px;
  color: var(--slate);
}
.sample-label {
  border: 1px solid var(--rule);
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 9px;
  color: var(--slate);
}
.document-sheet h3 {
  font-size: 25px;
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.document-subtitle {
  font-size: 10px;
  color: var(--slate);
  margin-top: 11px;
}
.document-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule);
}
.document-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule);
}
.file-icon {
  width: 29px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  color: var(--cobalt);
  font-size: 16px;
  flex-shrink: 0;
}
.document-list strong {
  display: block;
  font-size: 12px;
  font-weight: 550;
}
.document-list div > span {
  display: block;
  font-size: 10px;
  color: var(--slate);
  margin-top: 3px;
}
.file-type {
  font-family: var(--utility);
  font-size: 8px;
  margin-left: auto;
  color: var(--slate);
}
.document-footnote {
  font-size: 9px;
  color: var(--slate);
  margin-top: 18px;
  line-height: 1.8;
}
/* Process, about and editorial content */
.process-section {
  background: var(--paper);
}
.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}
.process-list li {
  border-top: 1px solid var(--rule);
  padding-top: 18px;
}
.step-number {
  font-family: var(--utility);
  font-size: 12px;
  color: var(--cobalt);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 27px;
}
.step-number > span {
  color: var(--slate);
  font-family: var(--body);
  font-size: 16px;
}
.process-list h3 {
  font-size: 19px;
  font-weight: 550;
  margin-bottom: 13px;
}
.process-list p {
  font-size: 12px;
  color: var(--slate);
  line-height: 1.9;
  min-height: 46px;
  max-width: 215px;
}
.step-output {
  display: inline-block;
  color: var(--teal);
  font-size: 10px;
  padding-top: 22px;
}
.about-section {
  padding-block: 68px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}
.about-slogan {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
  margin-top: 25px;
}
.about-text p {
  font-size: 14px;
  line-height: 2;
  color: var(--slate);
}
.about-text p + p {
  margin-top: 15px;
}
.about-text .text-link {
  font-size: 12px;
  margin-top: 17px;
}
.insights-section {
  background: var(--paper);
}
.insights-pending {
  border-top: 1px solid var(--rule);
  padding-top: 21px;
  color: var(--slate);
  font-size: 13px;
  line-height: 1.9;
}
.insights-pending .text-link {
  display: inline-flex;
  margin-top: 10px;
  font-size: 12px;
}
.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}
.insight-card {
  border-top: 1px solid var(--rule);
  padding: 23px 0 0;
  display: flex;
  flex-direction: column;
}
.insight-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  font-size: 10px;
  color: var(--slate);
  margin-bottom: 22px;
}
.insight-meta > span {
  color: var(--teal);
}
.insight-meta time {
  font-family: var(--utility);
  font-size: 9px;
}
.insight-card h3 {
  font-size: 17px;
  font-weight: 550;
  line-height: 1.8;
  letter-spacing: -0.02em;
  transition: color 0.2s;
}
.insight-card:hover h3 {
  color: var(--cobalt);
}
.insight-card > p {
  font-size: 12px;
  line-height: 1.95;
  color: var(--slate);
  margin-top: 13px;
  margin-bottom: 24px;
}
.article-link {
  font-size: 11px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}
.article-link > span[aria-hidden] {
  font-size: 20px;
  color: var(--cobalt);
}
/* Contact */
.contact-section {
  background: var(--porcelain);
  border-top: 1px solid var(--rule);
  padding-block: 78px 58px;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 100px;
}
.contact-copy h2 {
  font-size: 32px;
}
.contact-copy > p:not(.eyebrow):not(.copy-status):not(.contact-safety):not(.contact-next) {
  margin-top: 21px;
  color: var(--slate);
  font-size: 13px;
  line-height: 1.95;
}
.contact-copy > .contact-safety,
.contact-copy > .contact-next {
  font-size: 12px;
  line-height: 1.85;
  color: var(--slate);
}
.contact-copy > .contact-safety {
  margin-top: 16px;
  border-left: 2px solid var(--teal);
  padding-left: 13px;
}
.contact-copy > .contact-next {
  margin-top: 15px;
}
.email-link {
  font-family: "DIN Alternate", Arial, sans-serif;
  font-size: 26px;
  letter-spacing: -0.04em;
  display: inline-flex;
  gap: 18px;
  align-items: center;
  margin-top: 27px;
}
.email-link:hover {
  color: var(--cobalt);
}
.email-link > span {
  font-size: 22px;
  color: var(--cobalt);
}
.contact-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 23px;
}
.copy-email {
  background: none;
  border: 0;
  border-bottom: 1px solid var(--rule);
  padding: 10px 0;
  font-size: 12px;
  min-height: 44px;
}
.copy-email:hover {
  color: var(--cobalt);
}
.copy-status {
  min-height: 23px;
  margin-top: 12px;
  font-size: 11px;
  color: var(--teal);
}
.contact-faq {
  padding-top: 7px;
}
.faq-label {
  color: var(--slate);
  font-size: 11px;
  margin-bottom: 23px;
}
.contact-faq details {
  border-top: 1px solid var(--rule);
}
.contact-faq details:last-child {
  border-bottom: 1px solid var(--rule);
}
.contact-faq summary {
  list-style: none;
  padding: 23px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
}
.contact-faq summary::-webkit-details-marker {
  display: none;
}
.contact-faq summary > span {
  font-size: 18px;
  color: var(--slate);
  transition: transform 0.2s;
}
.contact-faq details[open] summary > span {
  transform: rotate(45deg);
}
.contact-faq details > p {
  font-size: 12px;
  color: var(--slate);
  line-height: 2;
  padding: 0 24px 24px 0;
}
/* Footer */
.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--rule);
}
.footer-main {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-block: 35px;
}
.footer-brand .brand-mark {
  width: 26px;
  height: 30px;
}
.footer-brand .brand-type {
  font-size: 18px;
}
.footer-brand .brand-en {
  font-size: 8px;
}
.footer-company {
  border-left: 1px solid var(--rule);
  padding-left: 30px;
}
.footer-company p {
  font-size: 11px;
}
.footer-company > span {
  font-size: 10px;
  color: var(--slate);
}
.footer-top {
  margin-left: auto;
  font-size: 11px;
  padding: 10px 0;
}
.footer-top:hover {
  color: var(--cobalt);
}
.footer-bottom {
  border-top: 1px solid var(--rule);
  padding-block: 18px;
  display: flex;
  gap: 25px;
  font-size: 9px;
  color: var(--slate);
}
.footer-bottom > span {
  margin-left: auto;
}
.footer-bottom > a:hover {
  color: var(--cobalt);
}
@media (min-width: 1500px) {
  .container {
    max-width: 1400px;
    padding-inline: 70px;
  }
  .hero {
    padding-top: 82px;
  }
  .hero-grid {
    gap: 65px;
  }
  h1 {
    font-size: 61px;
  }
  .hero-description {
    font-size: 15px;
  }
  .hero-baseline::before {
    left: 70px;
    right: 70px;
  }
  .hero-baseline {
    margin-top: 75px;
  }
  .section {
    padding-block: 110px;
  }
}
@media (max-width: 1100px) {
  .container {
    padding-inline: 36px;
  }
  .main-nav {
    gap: 20px;
  }
  .main-nav .nav-contact {
    margin-left: 0;
  }
  .hero {
    padding-top: 45px;
  }
  .hero-grid {
    gap: 20px;
    min-height: 490px;
  }
  h1 {
    font-size: clamp(32px, 4.1vw, 46px);
  }
  .hero-description {
    font-size: 12px;
  }
  .hero-footnote {
    font-size: 9px;
  }
  .hero-actions {
    gap: 20px;
  }
  .hero-actions .button {
    gap: 22px;
  }
  .hero-baseline::before {
    left: 36px;
    right: 36px;
  }
  .hero-baseline {
    margin-top: 40px;
  }
  .board-heading {
    padding-inline: 16px;
  }
  .board-heading .utility {
    font-size: 8px;
  }
  .board-label {
    font-size: 9px;
  }
  .service-grid {
    gap: 24px;
  }
  .service-card h3 {
    font-size: 18px;
  }
  .service-tags {
    gap: 4px;
  }
  .service-tags li {
    font-size: 9px;
    padding-inline: 6px;
  }
  .delivery-grid {
    gap: 50px;
  }
  .delivery-copy h2 {
    font-size: 29px;
  }
  .document-sheet {
    padding-inline: 24px;
  }
  .about-grid,
  .contact-grid {
    gap: 60px;
  }
  .insight-grid {
    gap: 24px;
  }
  .insight-card h3 {
    font-size: 15px;
  }
  .section {
    padding-block: 78px;
  }
}
@media (max-width: 800px) {
  html {
    scroll-padding-top: 90px;
  }
  .site-header:has(.menu-toggle[hidden]) {
    position: relative;
  }
  .header-inner {
    height: 76px;
    flex-wrap: wrap;
    gap: 0;
  }
  .brand-type {
    font-size: 20px;
  }
  .brand-mark {
    width: 28px;
  }
  .menu-toggle:not([hidden]) {
    display: flex;
  }
  .main-nav {
    width: 100%;
    background: var(--porcelain);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 0 22px;
    border-top: 1px solid var(--rule);
  }
  .main-nav > a {
    padding: 12px 0;
    font-size: 14px;
  }
  .main-nav .nav-contact {
    margin-top: 8px;
    justify-content: space-between;
    padding: 12px 16px;
  }
  .header-inner:has(.main-nav:not([hidden])) {
    height: auto;
    min-height: 76px;
    padding-top: 18px;
    row-gap: 18px;
  }
  .hero {
    padding-top: 48px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .hero-copy {
    padding-bottom: 0;
  }
  .hero .eyebrow {
    margin-bottom: 23px;
  }
  h1 {
    font-size: clamp(36px, 6.6vw, 52px);
  }
  .hero-description {
    font-size: 14px;
  }
  .hero-footnote {
    margin-top: 28px;
    font-size: 10px;
  }
  .connection-board {
    max-width: 560px;
    width: 100%;
    justify-self: center;
    transform: none;
  }
  .hero-baseline {
    margin-top: 35px;
  }
  .hero-baseline > span {
    font-size: 10px;
  }
  .section-heading {
    align-items: flex-start;
    margin-bottom: 35px;
    gap: 25px;
  }
  .section-intro {
    font-size: 12px;
  }
  .section-heading h2 {
    font-size: 28px;
  }
  .service-grid {
    gap: 22px;
  }
  .service-card h3 {
    font-size: 17px;
    min-height: 46px;
  }
  .service-symbol {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 22px;
  }
  .service-description {
    font-size: 12px;
    min-height: 117px;
  }
  .service-question {
    font-size: 10px;
    min-height: 34px;
  }
  .service-tags {
    min-height: 55px;
    align-content: start;
  }
  .service-tags li {
    font-size: 9px;
  }
  .delivery-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .delivery-copy h2 {
    font-size: 24px;
  }
  .delivery-copy > p:not(.eyebrow) {
    font-size: 12px;
  }
  .delivery-principles p {
    font-size: 11px;
  }
  .delivery-principles {
    gap: 21px;
  }
  .document-sheet {
    padding: 22px 18px;
  }
  .document-top {
    flex-wrap: wrap;
    gap: 6px;
  }
  .document-sheet h3 {
    font-size: 21px;
  }
  .document-list li {
    gap: 8px;
  }
  .file-type {
    display: none;
  }
  .document-list strong {
    font-size: 11px;
  }
  .document-list div > span {
    font-size: 9px;
  }
  .process-list {
    gap: 20px;
  }
  .process-list h3 {
    font-size: 17px;
  }
  .process-list p {
    min-height: 69px;
    font-size: 11px;
  }
  .about-grid {
    gap: 40px;
  }
  .about-grid h2 {
    font-size: 29px;
  }
  .about-text p {
    font-size: 12px;
  }
  .insight-card h3 {
    font-size: 14px;
  }
  .insight-card > p {
    font-size: 11px;
  }
  .insight-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
  .contact-grid {
    gap: 40px;
  }
  .contact-copy h2 {
    font-size: 26px;
  }
  .contact-copy > p:not(.eyebrow):not(.copy-status):not(.contact-safety):not(.contact-next) {
    font-size: 12px;
  }
  .email-link {
    font-size: 23px;
  }
  .contact-actions {
    gap: 15px;
  }
  .contact-actions .button {
    font-size: 12px;
    padding-inline: 16px;
    gap: 18px;
  }
  .contact-faq summary {
    font-size: 12px;
  }
  .footer-main {
    gap: 22px;
  }
  .footer-company {
    padding-left: 22px;
  }
}
@media (max-width: 600px) {
  .container {
    padding-inline: 24px;
  }
  .hero {
    padding-top: 40px;
  }
  .hero-grid {
    gap: 32px;
  }
  h1 {
    font-size: clamp(29px, 7.6vw, 44px);
    line-height: 1.48;
    letter-spacing: -0.05em;
  }
  .hero .eyebrow {
    font-size: 11px;
    margin-bottom: 20px;
  }
  .hero-description {
    font-size: 12px;
    margin-top: 20px;
  }
  .desktop-break {
    display: none;
  }
  .hero-actions {
    gap: 24px;
    margin-top: 25px;
  }
  .hero-actions .button {
    font-size: 12px;
    gap: 23px;
    padding: 12px 16px;
    min-height: 47px;
  }
  .hero-actions .text-link {
    font-size: 12px;
    gap: 16px;
  }
  .hero-footnote {
    font-size: 9px;
    margin-top: 26px;
  }
  .hero-footnote > span {
    padding-inline: 6px;
  }
  .connection-board {
    padding-top: 18px;
    padding-bottom: 16px;
  }
  .supporting-service-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .supporting-service-grid a {
    min-height: 0;
  }
  .board-heading {
    padding-inline: 17px;
  }
  .board-heading .utility {
    font-size: 8px;
  }
  .network-diagram {
    display: none;
  }
  .mobile-board-summary {
    display: grid;
    gap: 9px;
    padding: 16px 17px 10px;
  }
  .mobile-board-summary p {
    font-size: 12px;
    line-height: 1.7;
    color: var(--slate);
  }
  .board-summary-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px 12px;
    border: 1px solid var(--rule);
    border-radius: 5px;
    background: var(--paper);
  }
  .board-summary-item strong {
    font-size: 13px;
  }
  .board-summary-item span {
    font-size: 11px;
    color: var(--slate);
    line-height: 1.6;
  }
  .connection-board[data-view="security"] [data-service="security"],
  .connection-board[data-view="integration"] [data-service="integration"],
  .connection-board[data-view="software"] [data-service="software"] {
    border-color: var(--cobalt);
    background: var(--porcelain);
  }
  .board-controls {
    margin-inline: 17px;
    gap: 3px;
  }
  .view-button {
    font-size: 10px;
    min-height: 38px;
  }
  .board-description {
    font-size: 10px;
  }
  .diagram-disclaimer {
    font-size: 8px;
  }
  .hero-baseline {
    padding-top: 17px;
    padding-bottom: 17px;
    margin-top: 30px;
    gap: 15px;
  }
  .hero-baseline::before {
    left: 24px;
    right: 24px;
  }
  .hero-baseline > span {
    max-width: 210px;
    line-height: 1.8;
  }
  .hero-baseline a {
    flex-shrink: 0;
    font-size: 10px;
    gap: 12px;
  }
  .section {
    padding-block: 60px;
  }
  .section-heading {
    flex-direction: column;
    gap: 20px;
    margin-bottom: 33px;
  }
  .eyebrow {
    font-size: 11px;
    margin-bottom: 15px;
  }
  .section-heading h2,
  h2 {
    font-size: 27px;
  }
  .section-intro {
    font-size: 12px;
  }
  .service-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .service-card {
    padding-top: 22px;
  }
  .service-symbol {
    flex-direction: row;
    align-items: center;
    margin-bottom: 24px;
  }
  .service-symbol svg {
    width: 34px;
    height: 34px;
  }
  .service-symbol .utility {
    font-size: 9px;
  }
  .service-question {
    min-height: 0;
    font-size: 11px;
  }
  .service-card h3 {
    font-size: 21px;
    min-height: 0;
  }
  .service-description {
    font-size: 13px;
    min-height: 0;
    margin-top: 13px;
  }
  .service-tags {
    min-height: 0;
    margin: 18px 0 22px;
    gap: 8px;
  }
  .service-tags li {
    font-size: 10px;
    padding: 5px 9px;
  }
  .service-detail {
    font-size: 12px;
  }
  .services-note {
    font-size: 10px;
    align-items: flex-start;
    margin-top: 26px;
  }
  .services-note > span {
    line-height: 1;
  }
  .delivery-section {
    padding-block: 58px;
  }
  .delivery-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
  .delivery-copy h2 {
    font-size: 27px;
  }
  .delivery-copy > p:not(.eyebrow) {
    font-size: 13px;
    margin-top: 18px;
  }
  .delivery-principles {
    margin-top: 30px;
    gap: 22px;
  }
  .delivery-principles p {
    font-size: 12px;
  }
  .document-stack {
    max-width: 440px;
    width: 100%;
    margin-inline: auto;
  }
  .document-sheet {
    padding: 25px 24px 22px;
  }
  .document-top {
    flex-wrap: nowrap;
  }
  .document-sheet h3 {
    font-size: 25px;
  }
  .document-list li {
    gap: 12px;
    padding-block: 15px;
  }
  .document-list strong {
    font-size: 12px;
  }
  .document-list div > span {
    font-size: 10px;
  }
  .file-type {
    display: block;
  }
  .process-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 24px;
  }
  .step-number {
    margin-bottom: 18px;
  }
  .process-list h3 {
    font-size: 18px;
  }
  .process-list p {
    font-size: 12px;
    min-height: 69px;
  }
  .step-output {
    padding-top: 15px;
    font-size: 10px;
  }
  .about-section {
    padding-block: 54px;
  }
  .about-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .about-grid h2 {
    font-size: 27px;
  }
  .about-slogan {
    margin-top: 18px;
    font-size: 11px;
  }
  .about-text p {
    font-size: 13px;
  }
  .about-text .text-link {
    font-size: 12px;
  }
  .insights-section .section-heading {
    flex-direction: row;
    align-items: flex-end;
    gap: 14px;
  }
  .insights-section .section-heading h2 {
    font-size: 26px;
  }
  .insights-section .section-heading .text-link {
    font-size: 10px;
    gap: 8px;
    padding-bottom: 7px;
    white-space: nowrap;
  }
  .insight-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .insight-card {
    padding-top: 20px;
  }
  .insight-meta {
    flex-direction: row;
    align-items: center;
    margin-bottom: 15px;
    font-size: 11px;
  }
  .insight-card h3 {
    font-size: 18px;
  }
  .insight-card > p {
    font-size: 12px;
    margin-top: 12px;
    margin-bottom: 17px;
  }
  .article-link {
    font-size: 11px;
  }
  .contact-section {
    padding-block: 55px;
  }
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 27px;
  }
  .contact-copy h2 {
    font-size: 27px;
  }
  .contact-copy > p:not(.eyebrow):not(.copy-status):not(.contact-safety):not(.contact-next) {
    font-size: 13px;
  }
  .email-link {
    font-size: clamp(17px, 5.4vw, 24px);
    gap: 10px;
    max-width: 100%;
    overflow-wrap: anywhere;
    margin-top: 23px;
  }
  .contact-actions {
    gap: 24px;
  }
  .contact-actions .button {
    font-size: 13px;
    gap: 27px;
    min-height: 48px;
  }
  .contact-faq {
    padding-top: 0;
  }
  .contact-faq summary {
    font-size: 13px;
    padding-block: 20px;
  }
  .footer-main {
    flex-wrap: wrap;
    gap: 24px;
    padding-block: 30px;
  }
  .footer-company {
    order: 3;
    flex-basis: 100%;
    border: 0;
    padding: 0;
  }
  .footer-top {
    margin-left: auto;
  }
  .footer-bottom {
    flex-wrap: wrap;
    gap: 8px 20px;
    font-size: 9px;
    line-height: 1.9;
  }
  .footer-bottom > span {
    margin-left: 0;
  }
  .footer-bottom > p {
    width: 100%;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
  .button-primary:hover {
    transform: none;
  }
}