* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; background: var(--ad-background); color: var(--ad-text); font-family: var(--ad-font-body); font-size: 16px; line-height: 1.65; }
[hidden] { display: none !important; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-underline-offset: 4px; }
a:hover { text-decoration-thickness: 2px; }
button, input, textarea { font: inherit; }
button, a, input, textarea { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--ad-focus); outline-offset: 5px; }
.container { width: min(calc(100% - 96px), var(--ad-content-max-width)); margin-inline: auto; }
p { margin: 0 0 20px; }
h1, h2, h3 { color: var(--ad-heading); font-family: var(--ad-font-display); margin: 0; font-weight: 700; }
h1 { font-size: clamp(48px, 6.4vw, 80px); line-height: 1.08; letter-spacing: -.045em; }
h2 { font-size: clamp(34px, 4.2vw, 48px); line-height: 1.18; letter-spacing: -.035em; margin-bottom: 24px; }
h3 { font-size: 21px; line-height: 1.3; letter-spacing: -.018em; margin-bottom: 12px; }
.accent { color: var(--ad-color-amber); }
.button { display: inline-flex; justify-content: center; align-items: center; padding: 15px 26px; min-height: 52px; border: 1px solid var(--ad-button); border-radius: var(--ad-radius-control); background: var(--ad-button); color: var(--ad-button-text); font-size: 15px; font-weight: 600; line-height: 1.4; text-decoration: none; cursor: pointer; transition: background-color 160ms ease; }
.button:hover { background: var(--ad-color-indigo-soft); }
.button-outline { background: transparent; color: var(--ad-heading); }
.button-outline:hover { background: var(--ad-surface); }
.skip-link { position: absolute; left: 16px; top: -100px; z-index: 10; background: white; padding: 12px; }
.skip-link:focus { top: 12px; }
.site-header { background: var(--ad-background); }
.header-inner { min-height: 96px; display: flex; align-items: center; justify-content: space-between; gap: 36px; }
.brand { flex-shrink: 0; }
.header-inner nav { display: flex; gap: 28px; align-items: center; }
.header-inner nav a { font-size: 13px; font-weight: 600; text-decoration: none; color: var(--ad-heading); }
.header-inner nav a:not(.button):hover { text-decoration: underline; }
.header-inner .header-cta { margin-left: 12px; padding: 11px 18px; min-height: 44px; }
.menu-toggle { display: none; color: var(--ad-heading); background: white; border: 1px solid var(--ad-color-border); border-radius: 8px; min-height: 44px; padding: 8px 12px; }
.hero { background: var(--ad-surface); position: relative; overflow: hidden; padding-top: 60px; padding-bottom: 235px; }
.hero-content { text-align: center; position: relative; z-index: 1; }
.hero-eyebrow { color: var(--ad-text-muted); margin-bottom: 28px; font-size: 16px; }
.hero-intro { max-width: 840px; margin: 28px auto 28px; font-size: 19px; line-height: 1.6; color: var(--ad-text-muted); }
.hero .button { min-width: 285px; }
.connection { position: absolute; bottom: 0; left: 0; width: 100%; height: 335px; pointer-events: none; }
.connection img { width: 100%; height: 100%; object-fit: cover; object-position: center 61%; }
.connection-label { position: absolute; font-family: var(--ad-font-display); font-size: 18px; font-weight: 700; line-height: 1.4; color: var(--ad-heading); }
.information { top: 35%; left: 24%; }
.teams { top: 37%; right: 7%; }
.processes { top: 81%; left: 50%; transform: translateX(-50%); }
.section { padding-block: 88px; }
.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 88px; }
.eyebrow { font-size: 12px; color: var(--ad-text-muted); text-transform: uppercase; letter-spacing: .065em; margin-bottom: 20px; }
.section-intro > p:last-child { font-size: 17px; color: var(--ad-text-muted); }
.solution-list, .steps { padding: 0; margin: 0; list-style: none; }
.solution-list li { border-top: 1px solid var(--ad-color-border); padding-block: 28px; display: grid; grid-template-columns: 34px 1fr; gap: 26px; }
.solution-list li:last-child { padding-bottom: 0; }
.number { font-family: var(--ad-font-display); font-size: 21px; line-height: 1.3; font-weight: 700; color: var(--ad-heading); }
.solution-list p { color: var(--ad-text-muted); margin: 0; }
.ai-section { background: var(--ad-inverse-background); color: var(--ad-inverse-text); }
.ai-section h2, .ai-section h3 { color: var(--ad-inverse-text); }
.ai-section .eyebrow, .ai-section .section-intro > p:last-child, .applications p { color: var(--ad-color-lavender); }
.applications { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.applications article { padding-top: 18px; border-top: 1px solid var(--ad-color-indigo-soft); }
.applications h3::before { content: ''; display: block; width: 28px; height: 3px; background: var(--ad-color-amber); margin-bottom: 18px; }
.applications p { margin: 0; font-size: 15px; }
.ai-note { margin: 48px 0 0; border-top: 1px solid var(--ad-color-indigo-soft); padding-top: 28px; font-size: 15px; color: var(--ad-color-lavender); max-width: 100%; }
.wide-title { max-width: 1000px; }
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 32px; margin-top: 48px; }
.steps li { border-top: 1px solid var(--ad-color-border); padding-top: 20px; }
.step-number { display: block; font-family: var(--ad-font-display); color: var(--ad-heading); font-size: 24px; margin-bottom: 24px; }
.steps p { color: var(--ad-text-muted); font-size: 15px; margin: 0; }
.experience { background: var(--ad-surface); }
.experience-top p { color: var(--ad-text-muted); font-size: 17px; }
.expertise { display: grid; grid-template-columns: repeat(3,1fr); gap: 48px; margin-top: 32px; }
.expertise article { border-top: 1px solid var(--ad-color-contour); padding-top: 26px; }
.expertise p { color: var(--ad-text-muted); margin: 0; }
.products-intro { color: var(--ad-text-muted); margin-bottom: 40px; }
.products article { display: grid; grid-template-columns: 40px .9fr 1.1fr; gap: 32px; border-top: 1px solid var(--ad-color-border); padding-block: 32px; }
.products article:last-child { border-bottom: 1px solid var(--ad-color-border); }
.products p { margin: 0; color: var(--ad-text-muted); }
.products a { color: var(--ad-heading); }
.status { display: inline-block; color: var(--ad-heading); background: var(--ad-surface); border-radius: 4px; padding: 3px 10px; font-size: 12px; }
.contact-section { background: var(--ad-surface); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 100px; }
.contact-intro { grid-column: 1; }
.contact-intro > p:last-child { color: var(--ad-text-muted); font-size: 17px; }
#contact-form { grid-column: 2; grid-row: 1 / span 2; }
.field { margin-bottom: 22px; }
label { display: block; font-size: 14px; color: var(--ad-heading); font-weight: 600; margin-bottom: 8px; }
label span { font-weight: 400; font-size: 12px; color: var(--ad-text-muted); }
input, textarea { display: block; width: 100%; border: 1px solid var(--ad-color-contour); background: var(--ad-background); color: var(--ad-text); border-radius: var(--ad-radius-control); padding: 12px 14px; min-height: 48px; }
textarea { resize: vertical; min-height: 140px; }
.form-note { font-size: 13px; line-height: 1.6; color: var(--ad-text-muted); overflow-wrap: anywhere; }
.email-result { margin-top: 24px; border-top: 1px solid var(--ad-color-contour); padding-top: 20px; }
.email-result > p:first-child { color: var(--ad-heading); }
.email-result .form-note { margin-top: 16px; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.turnstile-field { margin-bottom: 22px; }
.form-status { margin-top: 24px; border-top: 1px solid var(--ad-color-contour); padding-top: 20px; }
.form-status > p { color: var(--ad-heading); font-weight: 600; margin: 0; }
.button:disabled { background: var(--ad-color-muted); border-color: var(--ad-color-muted); cursor: wait; }
.contact-links { padding: 0; margin: 0 0 36px; list-style: none; }
.contact-links a { display: inline-block; min-height: 44px; padding-block: 8px; color: var(--ad-heading); text-decoration: none; font-weight: 600; }
.contact-links a:hover { text-decoration: underline; }
.office h3 { font-size: 19px; }
address { font-style: normal; color: var(--ad-text-muted); font-size: 15px; }
.office p { margin-top: 18px; max-width: 370px; font-size: 13px; color: var(--ad-text-muted); }
@media (max-width: 1100px) {
  .header-inner { gap: 24px; }
  .header-inner nav { gap: 20px; }
  .header-inner .header-cta { display: none; }
  .split { gap: 48px; }
  .contact-grid { gap: 24px 56px; }
  .hero { padding-bottom: 220px; }
  .connection { height: 285px; }
}
@media (max-width: 760px) {
  .container { width: calc(100% - 40px); }
  .header-inner { min-height: 80px; flex-wrap: wrap; gap: 0; padding-block: 12px; }
  .header-inner .brand img { width: 180px; }
  .header-inner nav { width: 100%; flex-wrap: wrap; padding-block: 14px; gap: 8px 20px; }
  .header-inner nav a { min-height: 44px; display: flex; align-items: center; }
  .js .menu-toggle { display: inline-flex; align-items: center; }
  .js .header-inner nav { display: none; }
  .js .header-inner nav.is-open { display: flex; flex-direction: column; align-items: stretch; }
  .hero { padding-top: 32px; padding-bottom: 178px; }
  .hero-content { text-align: left; }
  .hero-eyebrow { font-size: 13px; max-width: 340px; margin-bottom: 18px; }
  h1 { font-size: clamp(34px, 8.65vw, 60px); line-height: 1.13; letter-spacing: -.045em; }
  .hero-intro { font-size: 15px; line-height: 1.65; margin: 22px 0 24px; }
  .hero .button { min-width: 0; width: 100%; }
  .connection { height: 160px; }
  .connection img { object-fit: fill; }
  .connection-label { font-size: 13px; }
  .information { left: 8%; top: 8%; }
  .teams { right: 8%; top: 8%; }
  .processes { top: 77%; }
  .section { padding-block: 52px; }
  .split, .contact-grid { display: block; }
  h2 { font-size: 34px; line-height: 1.18; margin-bottom: 22px; }
  h3 { font-size: 19px; }
  .eyebrow { font-size: 11px; margin-bottom: 18px; }
  .section-intro > p:last-child { font-size: 15px; }
  .solution-list { margin-top: 30px; }
  .solution-list li { grid-template-columns: 25px 1fr; gap: 18px; padding-block: 24px; }
  .solution-list p { font-size: 14px; }
  .applications { grid-template-columns: 1fr; gap: 24px; margin-top: 32px; }
  .applications article { padding-top: 20px; }
  .applications h3::before { margin-bottom: 14px; }
  .ai-note { font-size: 14px; margin-top: 32px; }
  .steps { grid-template-columns: 1fr; margin-top: 32px; gap: 24px; }
  .steps li { display: grid; grid-template-columns: 30px 1fr; gap: 0 18px; }
  .step-number { grid-row: 1 / span 2; font-size: 20px; margin: 0; }
  .steps p { grid-column: 2; }
  .expertise { grid-template-columns: 1fr; gap: 24px; }
  .expertise article { padding-top: 22px; }
  .experience-top p, .expertise p { font-size: 15px; }
  .desktop-break { display: none; }
  .products-intro { font-size: 15px; margin-bottom: 28px; }
  .products article { grid-template-columns: 26px 1fr; gap: 18px; padding-block: 26px; }
  .products article p { grid-column: 2; font-size: 14px; }
  .contact-intro > p:last-child { font-size: 15px; }
  #contact-form { margin-top: 32px; }
  #contact-form .button { width: 100%; }
  .contact-details { margin-top: 40px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }
/* Refinements after comparison with the selected desktop/mobile boards. */
.hero-intro { max-width: 810px; text-wrap: pretty; }
.experience-top { display: block; max-width: 940px; }
.experience-top h2 { max-width: 850px; }
.expertise h3::before { content: ''; display: block; width: 28px; height: 3px; background: var(--ad-color-amber); margin-bottom: 18px; }
.products article { grid-template-columns: 56px 1fr; gap: 14px 32px; }
.products article > div { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.products article h3 { margin: 0; }
.products article p { grid-column: 2; max-width: 900px; }
.contact-links li:last-child a { border: 1px solid var(--ad-color-indigo); border-radius: var(--ad-radius-control); padding: 10px 16px; margin-top: 8px; }
.office { border-top: 1px solid var(--ad-color-contour); padding-top: 24px; }
@media (max-width: 760px) {
  .products article { grid-template-columns: 26px 1fr; gap: 14px 18px; }
  .products article > div { gap: 10px; }
}
.ai-section { position: relative; overflow: hidden; }
.ai-section::before { content: ''; position: absolute; inset: auto 0 0; height: 240px; background: url('assets/connection-flow.png') center 60% / cover no-repeat; opacity: .06; pointer-events: none; }
.ai-section .container { position: relative; }
.experience { position: relative; padding-bottom: 210px; overflow: hidden; }
.experience::after { content: ''; position: absolute; inset: auto 0 0; height: 125px; background: url('assets/connection-flow.png') center 60% / cover no-repeat; pointer-events: none; }
@media (max-width: 760px) {
  .experience { padding-bottom: 130px; }
  .experience::after { height: 85px; }
}

/* Footer: a distinct closing section with accessible social links. */
.site-footer { padding-block: 28px 12px; border-top: 4px solid var(--ad-color-amber); background: var(--ad-color-indigo); color: var(--ad-color-white); }
.footer-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 100px; align-items: start; }
.footer-brand .brand { display: inline-block; }
.footer-brand img { width: 200px; }
.footer-brand p { max-width: 380px; margin: 8px 0 0; color: var(--ad-color-lavender); font-size: 13px; }
.footer-connect h2 { color: var(--ad-color-white); font-size: 28px; margin: 0 0 14px; }
.footer-connect nav { display: flex; gap: 16px; flex-wrap: wrap; }
.social-link { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-width: 132px; min-height: 44px; padding: 10px 16px; border: 1px solid var(--ad-color-contour); border-radius: var(--ad-radius-control); color: var(--ad-color-white); font-size: 14px; font-weight: 600; text-decoration: none; transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease; }
.social-link img { width: 20px; height: 20px; flex-shrink: 0; filter: brightness(0) invert(1); }
.social-link:hover { background: var(--ad-color-amber); border-color: var(--ad-color-amber); color: var(--ad-color-indigo); }
.social-link:hover img { filter: none; }
.site-footer a:focus-visible { outline-color: var(--ad-color-amber); }
.footer-bottom { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px 24px; padding-top: 8px; border-top: 1px solid var(--ad-color-indigo-soft); color: var(--ad-color-lavender); font-size: 13px; }
.footer-bottom a { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; text-decoration: none; }
.footer-bottom a:hover { color: var(--ad-color-amber); text-decoration: underline; }
@media (max-width: 760px) {
  .site-footer { padding-top: 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 20px; }
  .footer-brand img { width: 200px; }
  .footer-connect h2 { font-size: 26px; }
  .footer-connect nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .social-link { min-width: 0; padding: 10px 12px; font-size: 14px; }
}
@media (prefers-reduced-motion: reduce) { .social-link { transition: none; } }