:root {
  --ink: #111214;
  --muted: #666760;
  --paper: #f4f1eb;
  --paper-2: #ece8df;
  --surface: #faf8f3;
  --white: #ffffff;
  --line: rgba(17, 18, 20, 0.14);
  --line-strong: rgba(17, 18, 20, 0.24);
  --line-dark: rgba(255, 255, 255, 0.16);
  --success: #2f6b4f;
  --warning: #8a6b2f;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --max: 1360px;
  --header: 72px;
  --shadow: 0 18px 55px rgba(17, 18, 20, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
img, svg, video { display: block; max-width: 100%; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: #d9d5ca; }

.skip-link {
  position: fixed;
  left: 16px;
  top: -64px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
  transition: top .2s ease;
}
.skip-link:focus { top: 16px; }

.shell { width: min(calc(100% - 48px), var(--max)); margin: 0 auto; }
.fallback-brand { display: inline-block; padding: 24px; font-weight: 700; }
.eyebrow {
  margin: 0;
  color: #4d4e49;
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: .17em;
  text-transform: uppercase;
  font-weight: 750;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 1px;
  margin: 0 10px 3px 0;
  background: currentColor;
  opacity: .55;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header);
  background: rgba(244, 241, 235, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.header-inner { min-height: var(--header); display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 760; letter-spacing: -.025em; white-space: nowrap; }
.brand-mark { position: relative; width: 23px; height: 23px; display: inline-block; flex: 0 0 auto; }
.brand-mark span { position: absolute; width: 9px; height: 9px; background: var(--ink); border-radius: 1px; transform: rotate(45deg); }
.brand-mark span:nth-child(1) { left: 1px; top: 1px; }
.brand-mark span:nth-child(2) { right: 1px; top: 1px; opacity: .78; }
.brand-mark span:nth-child(3) { left: 1px; bottom: 1px; opacity: .55; }
.brand-mark span:nth-child(4) { right: 1px; bottom: 1px; opacity: .32; }
.nav { display: flex; align-items: center; gap: 30px; }
.nav a { font-size: 13px; color: #383934; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.text-link { font-size: 13px; color: #4d4e49; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  border-radius: 9px;
  background: var(--ink);
  color: var(--white);
  font-weight: 680;
  font-size: 14px;
  cursor: pointer;
  transition: transform .16s ease, background .16s ease, color .16s ease, border-color .16s ease;
}
.button:hover { transform: translateY(-1px); background: #292a2c; }
.button:active { transform: translateY(0); }
.button:focus-visible, .text-button:focus-visible, .nav a:focus-visible, .inline-link:focus-visible, .footer a:focus-visible, .brand:focus-visible, .mobile-toggle:focus-visible {
  outline: 3px solid rgba(17, 18, 20, .24);
  outline-offset: 3px;
}
.button-small { min-height: 40px; padding: 0 15px; font-size: 13px; }
.button-secondary { color: var(--ink); background: transparent; border-color: var(--line-strong); }
.button-secondary:hover { background: rgba(17,18,20,.04); }
.button-light { background: var(--white); color: var(--ink); border-color: var(--white); }
.button-light:hover { background: #efede8; }
.button[disabled] { opacity: .55; cursor: not-allowed; transform: none; }

.mobile-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 9px; background: transparent; padding: 0; cursor: pointer; }
.mobile-toggle span { width: 17px; height: 1px; background: var(--ink); display: block; margin: 5px auto; transition: transform .18s ease, opacity .18s ease; }
.mobile-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.mobile-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

.hero { padding: 38px 0 88px; }
.hero-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 72px; align-items: center; min-height: 760px; }
.hero-copy { padding: 44px 0; }
.hero h1 { max-width: 640px; margin: 26px 0 28px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(62px, 6.2vw, 104px); line-height: .96; letter-spacing: -.055em; font-weight: 400; }
.hero-lede { max-width: 610px; margin: 0; font-size: clamp(19px, 1.8vw, 24px); line-height: 1.5; letter-spacing: -.018em; }
.button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 34px; }
.hero-detail { max-width: 590px; margin: 28px 0 0; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; line-height: 1.7; }

.product-window { border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: #f8f6f0; overflow: hidden; box-shadow: var(--shadow); }
.prototype-label { padding: 9px 14px; border-bottom: 1px solid var(--line); background: #ebe7de; color: #5f605b; font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.product-topbar { min-height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 18px; border-bottom: 1px solid var(--line); }
.product-name { display: flex; align-items: center; gap: 9px; font-size: 13px; font-weight: 720; }
.product-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px rgba(47,107,79,.1); }
.run-state { border: 1px solid var(--line); border-radius: 999px; padding: 6px 9px; color: #53544f; font-size: 10px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.run-state.running { color: var(--warning); border-color: rgba(138,107,47,.28); background: rgba(138,107,47,.06); }
.run-state.complete { color: var(--success); border-color: rgba(47,107,79,.28); background: rgba(47,107,79,.06); }
.product-layout { min-height: 560px; display: grid; grid-template-columns: 138px 1fr 205px; }
.product-sidebar { padding: 18px 12px; border-right: 1px solid var(--line); background: #141517; color: rgba(255,255,255,.66); }
.product-sidebar b { display: block; padding: 8px 10px 16px; color: #fff; font-size: 12px; }
.product-sidebar a { display: block; margin: 2px 0; padding: 9px 10px; border-radius: 7px; font-size: 11px; }
.product-sidebar a.active { background: rgba(255,255,255,.09); color: #fff; }
.task-panel { min-width: 0; padding: 22px; }
.request-card { padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); }
.request-card span { color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .11em; font-weight: 720; }
.request-card p { margin: 8px 0 10px; font-size: 18px; line-height: 1.35; letter-spacing: -.02em; }
.request-card small { color: var(--muted); }
.execution-timeline { list-style: none; padding: 0; margin: 18px 0 0; border-top: 1px solid var(--line); }
.execution-timeline li { position: relative; display: grid; grid-template-columns: 18px 1fr auto; gap: 11px; align-items: start; min-height: 64px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.step-indicator { width: 10px; height: 10px; margin-top: 4px; border: 1px solid #8c8d88; border-radius: 50%; background: #f8f6f0; transition: background .2s ease, border-color .2s ease, box-shadow .2s ease; }
.execution-timeline li.running .step-indicator { background: #bda766; border-color: #9e8441; box-shadow: 0 0 0 4px rgba(158,132,65,.12); }
.execution-timeline li.done .step-indicator { background: var(--success); border-color: var(--success); }
.execution-timeline b { display: block; font-size: 12px; margin-bottom: 3px; }
.execution-timeline small { display: block; color: var(--muted); font-size: 10px; line-height: 1.45; }
.execution-timeline em { font-style: normal; color: #7a7b76; font-size: 9px; text-transform: uppercase; letter-spacing: .07em; }
.execution-timeline li.done em { color: var(--success); }
.execution-timeline li.running em { color: var(--warning); }
.context-panel { padding: 18px; border-left: 1px solid var(--line); background: #f0ede6; }
.context-block { padding: 14px 0; border-bottom: 1px solid var(--line); }
.context-block:first-child { padding-top: 0; }
.context-block span { display: block; margin-bottom: 8px; color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .1em; font-weight: 750; }
.context-block b, .context-block small { display: block; margin: 6px 0; font-size: 10px; line-height: 1.4; }
.context-block small { color: #62635e; }
.product-footerbar { min-height: 50px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 16px; border-top: 1px solid var(--line); background: #f2efe8; }
.product-footerbar > span { color: var(--muted); font-size: 10px; }
.text-button { padding: 0; border: 0; background: transparent; font-size: 11px; font-weight: 740; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.text-button:disabled { opacity: .55; cursor: not-allowed; }

.section { padding: 122px 0; border-top: 1px solid var(--line); }
.section-intro { max-width: 910px; margin-bottom: 52px; }
.section-intro.compact { margin-bottom: 0; }
.section-intro h2 { max-width: 820px; margin: 20px 0 20px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(50px, 5.3vw, 84px); line-height: .98; letter-spacing: -.05em; font-weight: 400; }
.section-intro p:not(.eyebrow) { max-width: 720px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.65; }
.product-explainer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.plain-card { min-height: 260px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.card-index { color: var(--muted); font-size: 10px; letter-spacing: .1em; }
.plain-card h3 { margin: auto 0 10px; font-size: 24px; letter-spacing: -.035em; }
.plain-card p { margin: 0; color: var(--muted); line-height: 1.6; font-size: 14px; }

.demo-media { margin-top: 72px; display: grid; grid-template-columns: .72fr 1.28fr; gap: 52px; align-items: center; }
.demo-media-copy h3 { margin: 18px 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(40px, 4.2vw, 68px); line-height: 1; letter-spacing: -.045em; font-weight: 400; }
.demo-media-copy p:not(.eyebrow) { color: var(--muted); line-height: 1.7; }
.video-shell { overflow: hidden; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: #111214; color: white; }
.video-poster { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #e9e6df; }
.video-poster img { width: 100%; height: 100%; object-fit: cover; }
.video-badge { position: absolute; left: 14px; top: 14px; padding: 7px 10px; border-radius: 999px; background: rgba(17,18,20,.88); color: #fff; font-size: 9px; letter-spacing: .08em; text-transform: uppercase; }
.video-controls-placeholder { display: flex; align-items: center; gap: 14px; padding: 18px; border-top: 1px solid rgba(255,255,255,.14); }
.play-icon { width: 36px; height: 36px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.25); border-radius: 50%; font-size: 11px; }
.video-controls-placeholder b { display: block; margin-bottom: 4px; font-size: 12px; }
.video-controls-placeholder small { color: rgba(255,255,255,.58); font-size: 10px; line-height: 1.5; }
.video-controls-placeholder code { color: rgba(255,255,255,.8); }

.section-contrast { background: #e9e5dd; }
.two-column-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.process-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line-strong); }
.process-list li { display: grid; grid-template-columns: 72px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.process-list > li > span { color: var(--muted); font-size: 11px; letter-spacing: .08em; }
.process-list h3 { margin: 0 0 8px; font-size: 24px; letter-spacing: -.035em; }
.process-list p { margin: 0; max-width: 650px; color: var(--muted); line-height: 1.6; }

.security-home { background: #121315; color: #fff; }
.security-home .eyebrow, .security-home .section-intro p:not(.eyebrow) { color: rgba(255,255,255,.58); }
.security-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.security-grid article { min-height: 230px; padding: 26px; background: #121315; }
.security-grid h3 { margin: 90px 0 10px; font-size: 20px; letter-spacing: -.03em; }
.security-grid p { margin: 0; color: rgba(255,255,255,.56); line-height: 1.6; font-size: 13px; }
.inline-link { display: inline-block; margin-top: 28px; font-size: 13px; font-weight: 720; text-decoration: underline; text-underline-offset: 4px; }
.security-home .inline-link { color: #fff; }

.company-home-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.company-facts { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; margin-top: 28px; color: #555651; font-size: 13px; }
.company-facts a { text-decoration: underline; text-underline-offset: 3px; }
.leadership-list { border-top: 1px solid var(--line-strong); }
.leadership-list article { display: grid; grid-template-columns: 60px 1fr; gap: 20px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.leader-number { color: var(--muted); font-size: 10px; letter-spacing: .08em; }
.leadership-list h3 { margin: 0 0 4px; font-size: 27px; letter-spacing: -.035em; }
.leadership-list p { margin: 0 0 8px; font-size: 14px; }
.leadership-list small { color: var(--muted); line-height: 1.55; }

.final-cta { padding: 96px 0; background: #111214; color: #fff; }
.final-cta .eyebrow { color: rgba(255,255,255,.54); }
.final-cta-inner { display: grid; grid-template-columns: 1.2fr .8fr; gap: 80px; align-items: end; }
.final-cta h2 { max-width: 800px; margin: 20px 0 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(52px, 6vw, 88px); line-height: .98; letter-spacing: -.05em; font-weight: 400; }
.final-cta p { max-width: 560px; margin: 0 0 24px; color: rgba(255,255,255,.62); line-height: 1.65; }

.footer { padding: 64px 0 30px; border-top: 1px solid var(--line); background: var(--paper); }
.footer-top { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.footer-brand p { max-width: 320px; margin: 18px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.footer-location { margin-top: 5px !important; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-col { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.footer-col b { margin-bottom: 6px; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.footer-col a { color: #555651; font-size: 12px; }
.footer-col a:hover { color: var(--ink); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 58px; padding-top: 22px; border-top: 1px solid var(--line); color: #777872; font-size: 10px; }

/* Interior pages */
.page-hero { padding: 96px 0 72px; }
.page-hero-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; align-items: end; }
.page-hero h1 { margin: 18px 0 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(58px, 7vw, 106px); line-height: .95; letter-spacing: -.06em; font-weight: 400; }
.page-hero-copy { max-width: 720px; color: var(--muted); font-size: 18px; line-height: 1.65; }
.page-section { padding: 90px 0; border-top: 1px solid var(--line); }
.page-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; }
.page-grid h2 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(40px, 4vw, 64px); line-height: 1; letter-spacing: -.045em; font-weight: 400; }
.prose { max-width: 790px; }
.prose h2 { margin: 52px 0 14px; font-size: 30px; letter-spacing: -.035em; }
.prose h3 { margin: 34px 0 10px; font-size: 20px; }
.prose p, .prose li { color: #565752; line-height: 1.75; }
.prose a { text-decoration: underline; text-underline-offset: 3px; }
.prose .notice { margin: 28px 0; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #ece8df; }
.leadership-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.leadership-profile { min-height: 360px; display: flex; flex-direction: column; justify-content: space-between; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.leadership-profile .profile-index { color: var(--muted); font-size: 10px; letter-spacing: .1em; }
.leadership-profile h3 { margin: 0 0 6px; font-family: Georgia, "Times New Roman", serif; font-size: 46px; line-height: 1; letter-spacing: -.04em; font-weight: 400; }
.leadership-profile p { margin: 0; color: #363733; }
.profile-study { display: grid; grid-template-columns: 100px 1fr; gap: 8px 16px; padding-top: 20px; border-top: 1px solid var(--line); }
.profile-study span { color: var(--muted); font-size: 9px; letter-spacing: .09em; text-transform: uppercase; }
.profile-study strong { font-size: 12px; font-weight: 650; }
.contact-panel { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); }
.contact-panel p { color: var(--muted); line-height: 1.65; }
.contact-list { display: grid; gap: 12px; margin-top: 26px; }
.contact-list a, .contact-list span { font-size: 14px; }
.contact-list a { text-decoration: underline; text-underline-offset: 3px; }

/* Demo form */
.demo-page-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 72px; align-items: start; }
.demo-copy { position: sticky; top: 110px; }
.demo-copy h1 { margin: 18px 0 20px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(56px, 6vw, 88px); line-height: .98; letter-spacing: -.055em; font-weight: 400; }
.demo-copy > p:not(.eyebrow) { color: var(--muted); line-height: 1.7; }
.demo-copy .contact-list { padding-top: 22px; border-top: 1px solid var(--line); }
.demo-form { display: grid; gap: 22px; padding: 34px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: var(--surface); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 8px; }
.field label { font-size: 12px; font-weight: 680; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  background: #fff;
  color: var(--ink);
  outline: none;
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: #585954; box-shadow: 0 0 0 3px rgba(17,18,20,.08); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: #9b3f3f; box-shadow: 0 0 0 3px rgba(155,63,63,.08); }
.field-error { min-height: 16px; margin: 0; color: #8d3030; font-size: 11px; }
.form-status { display: none; padding: 14px 16px; border-radius: 9px; font-size: 12px; line-height: 1.55; }
.form-status.is-visible { display: block; }
.form-status.success { background: rgba(47,107,79,.08); border: 1px solid rgba(47,107,79,.25); color: #214f3a; }
.form-status.error { background: rgba(155,63,63,.06); border: 1px solid rgba(155,63,63,.22); color: #743030; }
.form-status a { text-decoration: underline; text-underline-offset: 3px; }
.form-note { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.6; }
.honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }

/* Security */
.control-table { border-top: 1px solid var(--line-strong); }
.control-row { display: grid; grid-template-columns: 190px 1fr; gap: 28px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.control-row b { font-size: 13px; }
.control-row p { margin: 0; color: var(--muted); line-height: 1.65; }
.truth-note { margin-top: 34px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); }
.truth-note b { display: block; margin-bottom: 6px; }
.truth-note p { margin: 0; color: var(--muted); line-height: 1.65; }

.not-found { min-height: 72vh; display: grid; place-items: center; padding: 90px 24px; text-align: center; }
.not-found h1 { margin: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(90px, 14vw, 180px); font-weight: 400; letter-spacing: -.07em; }
.not-found p { color: var(--muted); }

@media (max-width: 1180px) {
  .hero-grid { grid-template-columns: 1fr; min-height: auto; gap: 28px; }
  .hero-copy { max-width: 820px; }
  .hero-product { width: 100%; }
  .product-layout { grid-template-columns: 130px 1fr 190px; }
  .product-explainer-grid, .security-grid { grid-template-columns: repeat(2, 1fr); }
  .demo-media, .company-home-grid, .page-hero-grid, .page-grid, .demo-page-grid, .final-cta-inner { grid-template-columns: 1fr; }
  .demo-copy { position: static; }
  .footer-top { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .shell { width: min(calc(100% - 32px), var(--max)); }
  .desktop-only { display: none; }
  .mobile-toggle { display: inline-block; }
  .nav {
    position: fixed;
    inset: var(--header) 0 auto 0;
    z-index: 95;
    display: grid;
    gap: 0;
    padding: 14px 16px 22px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    box-shadow: 0 20px 50px rgba(17,18,20,.08);
    transform: translateY(-130%);
    visibility: hidden;
    opacity: 0;
    transition: transform .22s ease, opacity .22s ease, visibility .22s ease;
  }
  .nav.is-open { transform: translateY(0); visibility: visible; opacity: 1; }
  .nav a { padding: 16px 8px; border-bottom: 1px solid var(--line); font-size: 18px; }
  .hero { padding: 20px 0 72px; }
  .hero h1 { font-size: clamp(56px, 12vw, 84px); }
  .product-layout { grid-template-columns: 1fr; }
  .product-sidebar, .context-panel { display: none; }
  .two-column-section { grid-template-columns: 1fr; gap: 54px; }
  .leadership-grid { grid-template-columns: 1fr; }
  .footer-links { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 680px) {
  .shell { width: min(calc(100% - 24px), var(--max)); }
  .header-actions .button { display: none; }
  .section { padding: 88px 0; }
  .hero h1 { font-size: clamp(52px, 15vw, 74px); }
  .hero-lede { font-size: 18px; }
  .button-row { flex-direction: column; align-items: stretch; }
  .button-row .button { width: 100%; }
  .product-window { border-radius: 15px; }
  .task-panel { padding: 14px; }
  .execution-timeline li { grid-template-columns: 18px 1fr; }
  .execution-timeline em { grid-column: 2; }
  .product-footerbar { align-items: flex-start; flex-direction: column; padding: 12px 14px; }
  .product-explainer-grid, .security-grid { grid-template-columns: 1fr; }
  .plain-card { min-height: 210px; }
  .demo-media { margin-top: 56px; gap: 32px; }
  .section-intro h2 { font-size: clamp(46px, 13vw, 64px); }
  .process-list li { grid-template-columns: 48px 1fr; }
  .security-grid h3 { margin-top: 54px; }
  .company-home-grid { gap: 54px; }
  .final-cta { padding: 78px 0; }
  .final-cta h2 { font-size: clamp(46px, 13vw, 66px); }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .demo-form { padding: 22px; }
  .control-row { grid-template-columns: 1fr; gap: 8px; }
  .page-hero { padding: 72px 0 56px; }
  .page-hero h1 { font-size: clamp(54px, 16vw, 76px); }
}

@media (max-width: 390px) {
  .shell { width: min(calc(100% - 20px), var(--max)); }
  .header-inner { gap: 8px; }
  .brand { font-size: 14px; }
  .brand-mark { transform: scale(.86); transform-origin: left center; }
  .hero h1 { font-size: 50px; }
  .hero-detail { font-size: 13px; }
  .request-card p { font-size: 16px; }
  .execution-timeline small { font-size: 9px; }
  .footer-links { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}