/* Rosetta Delivery – Management – Support. All presentation stays in this file. */
:root {
  --bg-dark: #0b1c2b;
  --bg-darker: #071521;
  --bg-light: #ffffff;
  --bg-soft: #f1f5f8;
  --text-main: #102e43;
  --text-muted: #506779;
  --text-on-dark: #d0dfea;
  --accent-cyan: #98d4f3;
  --accent-blue: #3a98d4;
  --border-light: #d6e1e8;
  --border-dark: #2b4559;
  --font-main: 'Segoe UI', -apple-system, BlinkMacSystemFont, Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 105px; }
body { margin: 0; font-family: var(--font-main); color: var(--text-main); background: var(--bg-dark); line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.has-open-dialog { overflow: hidden; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 4px; }
button { font: inherit; cursor: pointer; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #2277ad; outline-offset: 5px; }
.section-dark :focus-visible, .site-header :focus-visible, .hero :focus-visible, .site-footer :focus-visible, .contact-section :focus-visible { outline-color: var(--accent-cyan); }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { line-height: 1.12; letter-spacing: -.035em; }
h1 { font-size: clamp(4.25rem, 6.6vw, 6.3rem); font-weight: 720; }
h2 { font-size: clamp(2.1rem, 3.2vw, 3.15rem); font-weight: 680; }
h3 { font-size: 1.4rem; font-weight: 650; }
p + p { margin-top: 1rem; }
.container { width: min(1240px, calc(100% - 96px)); margin-inline: auto; }
.section { padding: 100px 0; }
.section-light { background: var(--bg-light); }
.section-soft { background: var(--bg-soft); }
.section-dark { background: var(--bg-dark); color: white; }
.section-dark p { color: var(--text-on-dark); }
.section-bordered { border-top: 1px solid var(--border-light); }
.section-heading { max-width: 820px; margin-bottom: 46px; }
.section-heading > p:last-child { max-width: 740px; margin-top: 22px; font-size: 1.1rem; color: var(--text-muted); }
.section-dark .section-heading > p:last-child { color: var(--text-on-dark); }
.eyebrow { color: #236d9b; font-size: .74rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; margin-bottom: 20px; }
.hero .eyebrow, .section-dark .eyebrow, .contact-section .eyebrow { color: var(--accent-cyan); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 48px; padding: 14px 22px; border: 1px solid var(--accent-cyan); border-radius: 5px; background: var(--accent-cyan); color: var(--bg-darker); text-decoration: none; font-size: .95rem; font-weight: 650; line-height: 1.35; transition: background .18s, border-color .18s; }
.button:hover { background: #c0e6fa; border-color: #c0e6fa; }
.button-small { padding: 11px 16px; font-size: .83rem; min-height: 43px; gap: 12px; }
.text-link { display: inline-flex; gap: 18px; align-items: center; font-size: .95rem; font-weight: 650; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 3px; }
.text-link:hover { color: #267eb3; }
.check-list { list-style: none; padding: 0; margin: 24px 0 0; }
.check-list li { position: relative; padding-left: 23px; margin: 12px 0; font-size: .95rem; }
.check-list li::before { content: '✓'; color: #2375a4; position: absolute; left: 0; font-weight: 700; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 30; padding: 12px 20px; background: white; color: var(--bg-dark); }
.skip-link:focus { top: 12px; }
/* Header and progressive mobile navigation. */
.site-header { position: sticky; z-index: 20; top: 0; background: var(--bg-dark); color: white; border-bottom: 1px solid var(--border-dark); }
.navigation { min-height: 91px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.brand img { width: 34px; height: 41px; }
.brand-wordmark { display: block; font-size: 1.65rem; line-height: 1.08; font-weight: 680; letter-spacing: -.04em; }
.brand-abbreviation { color: var(--accent-cyan); font-size: .92rem; letter-spacing: .02em; font-weight: 500; }
.brand-description { display: block; margin-top: 7px; font-size: .59rem; font-weight: 500; letter-spacing: .025em; color: var(--text-on-dark); }
.primary-navigation { display: flex; align-items: center; gap: 26px; }
.primary-navigation > a:not(.button) { font-size: .85rem; color: var(--text-on-dark); text-decoration: none; white-space: nowrap; }
.primary-navigation > a:not(.button):hover { color: white; }
.menu-toggle { display: none; }
/* Hero with a labelled solution overview, not a fabricated product screen. */
.hero { color: white; background: radial-gradient(ellipse at 88% 36%, #183d55 0%, var(--bg-dark) 52%); }
.hero-layout { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 70px; padding-top: 78px; padding-bottom: 78px; }
.hero-copy h1 span { color: var(--accent-cyan); white-space: nowrap; }
.hero-copy .eyebrow { margin-bottom: 24px; font-size: .7rem; }
.hero-lead { font-size: 1.3rem; font-weight: 600; line-height: 1.45; margin-top: 30px; }
.hero-copy > p:not(.eyebrow):not(.hero-lead) { color: var(--text-on-dark); max-width: 560px; margin-top: 14px; font-size: 1.03rem; }
.hero-copy strong { font-weight: 650; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 28px; }
.hero-actions .text-link { color: var(--text-on-dark); font-size: .87rem; }
/* Real product captures in the hero. */
.hero-product { min-width: 0; }
.hero-product-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 16px; }
.hero-product-heading p { font-size: .77rem; text-transform: uppercase; letter-spacing: .12em; color: var(--accent-cyan); font-weight: 650; }
.hero-product-heading a { font-size: .75rem; color: var(--text-on-dark); }
.hero-product figure { margin: 0; min-width: 0; }
.hero-product .screenshot-link { border-color: #587f97; box-shadow: 0 20px 45px #030e1933; }
.hero-product .screenshot-link > img { aspect-ratio: auto; height: auto; }
.hero-product .screenshot-link > span { background: #173b52; color: #e0eff9; font-size: .77rem; padding: 13px 16px; }
.hero-product .screenshot-link:hover > span { background: #22536e; }
.hero-product-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 18px; }
.hero-product-pair .screenshot-link > span { padding: 11px 12px; font-size: .71rem; gap: 10px; }
.hero-product-note { margin-top: 16px; font-size: .7rem; color: #b4cddd; }
.audience-strip { border-top: 1px solid var(--border-dark); display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-top: 26px; padding-bottom: 26px; }
.audience-strip > span { font-size: .7rem; color: #9db5c6; text-transform: uppercase; letter-spacing: .08em; }
.audience-strip ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 32px; font-size: .88rem; font-weight: 550; color: var(--text-on-dark); }
/* Delivery, management, support and commercial outcomes. */
.pillar-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pillar-card { border: 1px solid var(--border-light); border-top: 3px solid #3a98d4; border-radius: 5px; padding: 28px; display: flex; flex-direction: column; background: white; }
.pillar-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 30px; }
.pillar-letter { background: #e7f2f9; color: #24658d; font-size: 1.45rem; width: 49px; height: 49px; display: grid; place-items: center; border-radius: 5px; font-weight: 600; }
.pillar-heading > span:last-child { color: var(--text-muted); font-size: .7rem; }
.pillar-card h3 { font-size: 1.9rem; margin-bottom: 16px; }
.pillar-card > p:not(.pillar-outcome) { color: var(--text-muted); font-size: .95rem; }
.pillar-card .check-list { margin-top: 16px; margin-bottom: 24px; }
.pillar-card .check-list li { font-size: .86rem; }
.pillar-card .pillar-outcome { font-size: .83rem; font-weight: 650; border-top: 1px solid var(--border-light); padding-top: 20px; margin-top: auto; }
.business-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 110px; align-items: start; }
.business-layout h2 { margin-bottom: 24px; }
.business-layout > div > p:not(.eyebrow) { color: var(--text-muted); }
.business-layout .text-link { margin-top: 25px; }
.business-outcomes article { display: flex; gap: 22px; border-bottom: 1px solid var(--border-light); padding: 25px 0; }
.business-outcomes article:first-child { padding-top: 0; }
.outcome-index { color: #347ca4; font-family: monospace; font-size: .84rem; padding-top: 4px; }
.business-outcomes h3 { font-size: 1.25rem; margin-bottom: 12px; }
.business-outcomes p { color: var(--text-muted); font-size: .95rem; }
/* Technical breadth. */
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border-dark); border: 1px solid var(--border-dark); border-radius: 7px; overflow: hidden; }
.capability-card { background: #102536; padding: 32px; }
.capability-number { font-size: .68rem; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; color: var(--accent-cyan); }
.capability-card h3 { font-size: 1.35rem; margin-top: 26px; margin-bottom: 16px; max-width: 270px; }
.capability-card p { font-size: .95rem; color: #b8cbd9; }
.technical-foundation { display: flex; justify-content: space-between; align-items: baseline; gap: 25px; padding-top: 28px; }
.technical-foundation span { font-size: .78rem; color: #a7becf; }
.technical-foundation p { font-size: .87rem; }
/* A precise platform / deployment / client relationship. */
.architecture-layout { display: grid; grid-template-columns: 1.05fr 1fr; gap: 80px; align-items: center; }
.architecture-copy h2 { margin-bottom: 26px; }
.architecture-copy > p:not(.eyebrow) { color: var(--text-muted); }
.architecture-copy .architecture-note { font-size: .83rem; margin-top: 28px; padding-left: 18px; border-left: 2px solid #3a98d4; }
.architecture-map { margin: 0; padding: 30px; background: var(--bg-soft); border: 1px solid var(--border-light); border-radius: 7px; }
.architecture-map figcaption { color: var(--text-muted); font-size: .73rem; margin-bottom: 28px; }
.architecture-team { text-align: center; }
.architecture-team > span { display: block; font-size: .74rem; color: var(--text-muted); }
.architecture-team strong { display: block; font-size: .9rem; font-weight: 600; margin-top: 3px; }
.architecture-workspace { position: relative; display: flex; align-items: center; justify-content: center; gap: 16px; margin-top: 27px; padding: 22px; color: white; background: #173c55; border: 1px solid #426981; border-radius: 5px; }
.architecture-workspace::before { content: ''; position: absolute; top: -28px; height: 27px; left: 50%; width: 1px; background: #7e9fb5; }
.architecture-workspace strong { display: block; font-size: 1.2rem; }
.architecture-workspace span { color: #cfdee8; font-size: .73rem; }
.architecture-connectors, .architecture-clients { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-top: 25px; }
.architecture-connectors > div, .architecture-clients > div { position: relative; border: 1px solid #aec4d2; background: white; border-radius: 5px; text-align: center; padding: 17px 10px; }
.architecture-connectors > div::before, .architecture-clients > div::before { content: ''; position: absolute; top: -26px; height: 25px; width: 1px; background: #7e9fb5; left: 50%; }
.architecture-connectors span { display: block; color: var(--text-muted); font-size: .75rem; }
.architecture-connectors strong { font-size: .98rem; font-weight: 650; }
.architecture-clients::before { content: ''; position: absolute; left: 24%; right: 24%; top: 12px; height: 1px; background: #7e9fb5; }
.architecture-clients > div { background: #e9f3f9; }
.architecture-clients span { display: block; font-size: .68rem; letter-spacing: .05em; text-transform: uppercase; color: #236d9b; margin-bottom: 5px; }
.architecture-clients strong { display: block; font-size: .82rem; }
.architecture-clients p { color: var(--text-muted); font-size: .65rem; margin-top: 7px; }
.diagram-note { font-size: .72rem; color: var(--text-muted); margin-top: 24px; text-align: center; }
/* Team roles are progressively enhanced to keyboard-accessible tabs. */
.role-tabs { display: flex; border-bottom: 1px solid #b4c8d6; gap: 8px; margin-bottom: 38px; }
.role-tabs button { border: 0; border-bottom: 3px solid transparent; background: transparent; color: var(--text-muted); font-size: .9rem; padding: 17px 18px; }
.role-tabs button[aria-selected="true"] { color: #153f59; border-bottom-color: #267ead; background: #e2edf4; font-weight: 650; }
.role-tabs button:hover { background: #e2edf4; }
.role-panel { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: center; }
.role-panel + .role-panel { margin-top: 60px; padding-top: 60px; border-top: 1px solid var(--border-light); }
.role-panels.is-enhanced .role-panel { margin-top: 0; padding-top: 0; border-top: 0; }
.role-copy h3 { font-size: 2rem; margin-bottom: 22px; }
.role-copy > p:not(.eyebrow) { color: var(--text-muted); }
.role-copy .text-link { margin-top: 25px; }
.product-figure { margin: 0; min-width: 0; }
.screenshot-link { display: block; overflow: hidden; border: 1px solid #adbfcd; border-radius: 6px; background: white; text-decoration: none; box-shadow: 0 12px 28px #0e26380c; }
.screenshot-link > img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; }
.screenshot-link > span { display: flex; justify-content: space-between; padding: 13px 18px; font-size: .78rem; font-weight: 600; background: #e4edf3; }
.screenshot-link:hover > span { background: #d4e6f1; }
.product-figure figcaption { color: var(--text-muted); margin-top: 12px; font-size: .73rem; }
.product-note { border-top: 1px solid var(--border-light); padding-top: 24px; margin-top: 38px; color: var(--text-muted); font-size: .78rem; }
/* An example service engagement and adoption path. */
.engagement-steps { display: grid; grid-template-columns: repeat(4, 1fr); padding: 0; margin: 0; list-style: none; gap: 30px; }
.engagement-steps li { display: flex; flex-direction: column; border-top: 2px solid #b3d1e4; padding-top: 22px; }
.step-number { font-family: monospace; color: #2b739c; font-size: .9rem; margin-bottom: 22px; }
.engagement-steps h3 { font-size: 1.3rem; margin-bottom: 15px; }
.engagement-steps p { font-size: .93rem; color: var(--text-muted); margin-bottom: 24px; }
.step-output { margin-top: auto; font-size: .75rem; color: #28668a; font-weight: 600; }
.adoption-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; }
.adoption-layout h2 { margin-bottom: 26px; }
.adoption-steps { list-style: none; padding: 0; margin: 0; counter-reset: adoption; }
.adoption-steps li { counter-increment: adoption; padding-left: 50px; position: relative; margin-bottom: 29px; }
.adoption-steps li::before { content: '0' counter(adoption); position: absolute; left: 0; color: var(--accent-cyan); font-size: .8rem; font-family: monospace; }
.adoption-steps h3 { font-size: 1.2rem; margin-bottom: 10px; }
.adoption-steps p { font-size: .94rem; }
.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.faq-list details { border-bottom: 1px solid var(--border-light); }
.faq-list details:first-child { border-top: 1px solid var(--border-light); }
.faq-list summary { padding: 21px 22px 21px 0; font-weight: 600; font-size: 1rem; cursor: pointer; }
.faq-list details p { padding-bottom: 23px; color: var(--text-muted); font-size: .96rem; }
/* Contact and a website-specific factual privacy note. */
.contact-section { background: #173f59; color: white; border-bottom: 1px solid #3d5d73; }
.contact-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 100px; align-items: start; }
.contact-layout h2 { font-size: clamp(2.4rem, 3.6vw, 3.5rem); margin-bottom: 25px; }
.contact-layout > div > p:not(.eyebrow) { color: #d5e3ed; max-width: 570px; }
.contact-layout .button { margin-top: 30px; }
.contact-layout .contact-email { font-size: .84rem; margin-top: 18px; }
.conversation-guide { border-left: 1px solid #648397; padding-left: 35px; margin-top: 10px; }
.conversation-guide h3 { font-size: 1.2rem; margin-bottom: 20px; }
.conversation-guide ul { padding-left: 18px; color: #d5e3ed; font-size: .94rem; }
.conversation-guide li { margin-bottom: 12px; }
.conversation-guide p { font-size: .77rem; margin-top: 25px; }
.site-footer { padding: 44px 0 30px; background: var(--bg-darker); color: #b4c7d5; }
.footer-main { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 34px; }
.footer-main .brand { color: white; }
.footer-main p { font-size: .84rem; }
.footer-main .text-link { font-size: .78rem; }
.footer-bottom { border-top: 1px solid var(--border-dark); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; gap: 24px; font-size: .75rem; }
.website-privacy { max-width: 820px; margin-top: 22px; font-size: .77rem; }
.website-privacy summary { cursor: pointer; }
.website-privacy > div { padding-top: 15px; }
/* Native dialog provides focus containment, Escape and focus return. */
.image-dialog { width: min(1500px, 96vw); max-width: 96vw; max-height: 94dvh; padding: 18px; border: 1px solid #55758b; border-radius: 8px; background: var(--bg-dark); color: white; }
.image-dialog::backdrop { background: #020b14db; }
.dialog-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 16px; }
.dialog-toolbar p { font-size: .88rem; line-height: 1.45; }
.dialog-close { padding: 9px 15px; color: white; background: #25465d; border: 1px solid #7192a8; border-radius: 4px; white-space: nowrap; min-height: 44px; }
.image-dialog > img { width: 100%; max-height: 77dvh; object-fit: contain; }
/* Curated screenshot gallery: originals remain uncropped and locally hosted. */
.gallery-heading { display: flex; align-items: end; gap: 70px; }
.gallery-heading .section-heading { flex: 1; }
.gallery-context { max-width: 280px; padding-left: 18px; border-left: 2px solid #82b6d5; color: var(--text-muted); font-size: .82rem; margin-bottom: 48px; }
.gallery-controls { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: 28px; padding-bottom: 20px; border-bottom: 1px solid #bdceda; }
.gallery-filters { display: flex; gap: 8px; flex-wrap: wrap; }
.gallery-filters button { min-height: 44px; display: inline-flex; align-items: center; gap: 12px; padding: 10px 16px; border: 1px solid #b4c8d6; border-radius: 5px; background: white; color: var(--text-main); font-size: .86rem; font-weight: 600; }
.gallery-filters button span { font-size: .69rem; border-radius: 3px; padding: 0 5px; background: #e8f0f5; }
.gallery-filters button[aria-pressed="true"] { background: #173f59; border-color: #173f59; color: white; }
.gallery-filters button[aria-pressed="true"] span { background: #365f79; }
.gallery-filters button:hover { border-color: #286f9a; }
.gallery-status { font-size: .77rem; color: var(--text-muted); white-space: nowrap; }
.product-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.gallery-card { min-width: 0; background: white; border: 1px solid #c8d8e3; border-radius: 7px; overflow: hidden; }
.gallery-card figure { margin: 0; }
.gallery-card .screenshot-link { border: 0; border-bottom: 1px solid #c8d8e3; border-radius: 0; box-shadow: none; }
.gallery-card .screenshot-link > img { width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: contain; background: #edf2f7; }
.gallery-card-copy { padding: 24px 26px 27px; }
.gallery-category { font-size: .64rem; font-weight: 700; color: #28688e; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 12px; }
.gallery-card-copy h3 { font-size: 1.35rem; margin-bottom: 13px; }
.gallery-card-copy > p:last-child { font-size: .91rem; color: var(--text-muted); }
.gallery-footnote { margin-top: 27px; max-width: 810px; font-size: .79rem; color: var(--text-muted); }
.dialog-actions { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.dialog-original { font-size: .8rem; color: var(--accent-cyan); }
/* Tablet and mobile. The unenhanced navigation stays usable without JavaScript. */
@media (max-width: 1150px) {
  .container { width: calc(100% - 64px); }
  .primary-navigation { gap: 16px; }
  .primary-navigation > a:not(.button) { font-size: .78rem; }
  .primary-navigation .button { max-width: 190px; }
  .hero-layout { gap: 40px; }
  .business-layout, .architecture-layout, .adoption-layout, .faq-layout, .contact-layout { gap: 55px; }
  .audience-strip { align-items: flex-start; }
  .audience-strip ul { gap: 14px 25px; }
  .pillar-card { padding: 23px; }
  .pillar-heading { align-items: start; flex-direction: column; gap: 12px; }
  .role-panel { gap: 35px; }
}
@media (max-width: 900px) {
  .gallery-heading { display: block; }
  .gallery-context { max-width: 640px; margin-bottom: 28px; }
  .gallery-controls { align-items: start; flex-direction: column; gap: 14px; }
  .gallery-card-copy { padding: 20px; }
  .hero-product-heading { align-items: start; flex-direction: column; gap: 8px; }
  .hero-product-pair { gap: 10px; }
  .hero-product-pair .screenshot-link > span { padding: 9px; font-size: .64rem; }
  .dialog-toolbar { align-items: start; }
  .dialog-actions { flex-direction: column-reverse; align-items: end; gap: 10px; }

  .navigation { flex-wrap: wrap; min-height: 80px; gap: 0; padding-block: 18px; }
  .primary-navigation { flex-basis: 100%; flex-wrap: wrap; gap: 16px 25px; padding-top: 22px; }
  .primary-navigation .button { max-width: none; }
  .navigation.is-enhanced .menu-toggle { display: inline-flex; align-items: center; gap: 13px; margin-left: auto; padding: 8px 13px; min-height: 44px; border: 1px solid #527188; border-radius: 4px; background: transparent; color: white; font-size: .82rem; }
  .navigation.is-enhanced .primary-navigation { display: none; }
  .navigation.is-enhanced .primary-navigation.is-open { display: flex; }
  .hero-layout { gap: 35px; padding-top: 55px; padding-bottom: 55px; }
  .hero h1 { font-size: clamp(3rem, 7vw, 4.5rem); }
  .hero-copy .eyebrow { max-width: 320px; }
  .hero-lead { font-size: 1.16rem; }
  .audience-strip { flex-direction: column; gap: 12px; }
  .section { padding: 75px 0; }
  .pillar-grid { gap: 15px; }
  .pillar-card { padding: 20px; }
  .pillar-card h3 { font-size: 1.65rem; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .business-layout, .architecture-layout, .adoption-layout, .faq-layout, .contact-layout { gap: 40px; }
  .architecture-layout { grid-template-columns: 1fr; }
  .architecture-map { max-width: 600px; width: 100%; margin-inline: auto; }
  .role-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }
  .role-panel { grid-template-columns: 1fr; }
  .role-copy { max-width: 640px; }
  .engagement-steps { grid-template-columns: 1fr 1fr; gap: 35px; }
  .technical-foundation { flex-direction: column; gap: 8px; }
  .contact-layout { grid-template-columns: 1.1fr .9fr; }
  .footer-main p { max-width: 220px; }
}
@media (max-width: 650px) {
  .hero-product-heading { flex-direction: row; align-items: center; gap: 12px; }
  .hero-product-heading p { font-size: .69rem; }
  .hero-product-heading a { font-size: .69rem; }
  .hero-product-pair .screenshot-link > span { padding: 11px 9px; font-size: .66rem; }
  .product-gallery { grid-template-columns: 1fr; gap: 22px; }
  .gallery-filters { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .gallery-filters button { justify-content: space-between; font-size: .82rem; }
  .gallery-context { font-size: .78rem; }
  .gallery-card-copy { padding: 22px; }
  .dialog-toolbar { flex-wrap: wrap; }
  .dialog-actions { flex-direction: row; align-items: center; justify-content: space-between; width: 100%; }

  html { scroll-padding-top: 100px; }
  .container { width: calc(100% - 40px); }
  .section { padding: 58px 0; }
  .hero-layout { grid-template-columns: 1fr; padding-top: 42px; padding-bottom: 35px; gap: 42px; }
  .hero h1 { font-size: clamp(2.6rem, 13.4vw, 4.4rem); }
  .hero-copy .eyebrow { max-width: none; font-size: .66rem; }
  .hero-lead { max-width: 340px; }
  .hero-actions { gap: 20px; }
  .hero-actions .button { width: 100%; }
  .audience-strip ul { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; font-size: .78rem; }
  .primary-navigation.is-open { align-items: stretch; }
  .primary-navigation > a:not(.button) { font-size: .95rem; min-height: 42px; padding-top: 5px; flex-basis: calc(50% - 20px); }
  .primary-navigation > .button { width: 100%; }
  .section-heading { margin-bottom: 32px; }
  .section-heading > p:last-child { font-size: 1rem; }
  .pillar-grid, .business-layout, .capability-grid, .adoption-layout, .faq-layout, .contact-layout { grid-template-columns: 1fr; }
  .pillar-card { padding: 26px; }
  .pillar-heading { flex-direction: row; align-items: center; margin-bottom: 22px; }
  .pillar-card .check-list li { font-size: .9rem; }
  .business-layout { gap: 35px; }
  .capability-card { padding: 28px; }
  .capability-card h3 { margin-top: 18px; max-width: none; }
  .architecture-map { padding: 22px 16px; }
  .architecture-workspace { padding: 18px 10px; gap: 10px; }
  .architecture-workspace span { font-size: .67rem; }
  .architecture-connectors, .architecture-clients { gap: 10px; }
  .architecture-clients > div { padding-inline: 7px; }
  .architecture-clients strong { font-size: .75rem; }
  .architecture-clients p { font-size: .57rem; }
  .role-tabs button { padding: 14px 8px; font-size: .76rem; }
  .role-copy h3 { font-size: 1.9rem; }
  .engagement-steps { grid-template-columns: 1fr; gap: 28px; }
  .engagement-steps li { padding-top: 20px; }
  .engagement-steps p { margin-bottom: 15px; }
  .step-number { margin-bottom: 14px; }
  .adoption-steps li:last-child { margin-bottom: 0; }
  .conversation-guide { margin-top: 0; padding-left: 23px; }
  .contact-layout .button { width: 100%; }
  .footer-main { flex-wrap: wrap; align-items: center; }
  .footer-main p { flex-basis: 100%; max-width: none; order: 1; }
  .footer-bottom { align-items: start; flex-direction: column; gap: 14px; }
  .dialog-toolbar { gap: 12px; align-items: start; }
  .dialog-toolbar p { font-size: .76rem; }
  .image-dialog { padding: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}