:root {
  color-scheme: light;
  --ink: #142136;
  --ink-soft: #526174;
  --paper: #f7f5ef;
  --surface: #ffffff;
  --rule: #dce2e1;
  --teal: #0e9aa7;
  --teal-deep: #087681;
  --teal-soft: #e7f6f5;
  --amber: #f0a33b;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 16px; border-radius: 8px; background: var(--ink); color: #fff; }
.skip-link:focus { top: 16px; }

.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid rgba(220, 226, 225, .85); background: rgba(247, 245, 239, .92); backdrop-filter: blur(14px); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: max-content; }
.brand img { width: 46px; height: 46px; object-fit: contain; }
.brand span { display: grid; gap: 2px; }
.brand strong { font-family: "Space Grotesk", sans-serif; font-size: 17px; letter-spacing: -.02em; }
.brand small { color: var(--ink-soft); font-size: 10px; }
.site-header nav, .footer-inner nav { display: flex; align-items: center; gap: 26px; color: var(--ink-soft); font-size: 14px; font-weight: 600; }
.site-header nav a:hover, .footer-inner nav a:hover { color: var(--teal-deep); }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; border: 1px solid var(--ink); border-radius: 10px; background: var(--ink); color: #fff; font-family: "Space Grotesk", sans-serif; font-weight: 700; box-shadow: 0 12px 24px -15px rgba(20, 33, 54, .7); transition: transform .15s ease, background .15s ease; }
.button:hover { transform: translateY(-2px); background: var(--teal-deep); border-color: var(--teal-deep); }
.button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid rgba(14, 154, 167, .35); outline-offset: 3px; }
.button-small { min-height: 40px; padding-inline: 17px; font-size: 13px; }
.button-secondary { background: var(--surface); color: var(--ink); border-color: var(--rule); box-shadow: none; }

.hero { min-height: 670px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 70px; padding-block: 90px; }
.eyebrow { margin: 0 0 16px; color: var(--teal-deep); font-family: "Space Grotesk", sans-serif; font-size: 12px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.hero h1 { max-width: 720px; margin: 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(44px, 6vw, 72px); line-height: .99; letter-spacing: -.055em; }
.hero-lead { max-width: 660px; margin: 25px 0 0; color: var(--ink-soft); font-size: 18px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.trust-list { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 26px 0 0; padding: 0; color: var(--ink-soft); font-size: 13px; list-style: none; }
.trust-list li::before { content: "✓"; margin-right: 7px; color: var(--teal-deep); font-weight: 800; }

.hero-panel { position: relative; overflow: hidden; padding: 26px; border: 1px solid var(--rule); border-radius: 24px; background: var(--surface); box-shadow: 0 28px 55px -38px rgba(20, 33, 54, .6); }
.hero-panel::before { content: ""; position: absolute; width: 230px; height: 230px; right: -90px; top: -110px; border-radius: 50%; background: rgba(14, 154, 167, .12); }
.panel-top { position: relative; display: flex; align-items: center; gap: 9px; padding-bottom: 20px; border-bottom: 1px solid var(--rule); font-family: "Space Grotesk", sans-serif; font-size: 14px; font-weight: 700; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px var(--teal-soft); }
.mini-flow { position: relative; display: grid; gap: 2px; margin: 20px 0 0; padding: 0; list-style: none; }
.mini-flow li { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 15px 10px; border-radius: 12px; }
.mini-flow li:hover { background: var(--teal-soft); }
.mini-flow li > span { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 10px; background: var(--ink); color: #fff; font-family: "Space Grotesk", sans-serif; font-size: 12px; font-weight: 700; }
.mini-flow div { display: grid; gap: 4px; }
.mini-flow strong { font-family: "Space Grotesk", sans-serif; font-size: 15px; }
.mini-flow small { color: var(--ink-soft); line-height: 1.5; }

.section { padding-block: 100px; }
.section-tint { border-block: 1px solid var(--rule); background: #eef2ee; }
.section-heading { max-width: 720px; margin: 0 auto 46px; text-align: center; }
.section-heading.align-left { margin: 0; text-align: left; }
.section h2, .final-cta h2 { margin: 0; font-family: "Space Grotesk", sans-serif; font-size: clamp(32px, 4vw, 48px); line-height: 1.08; letter-spacing: -.04em; }
.section-heading > p:last-child { margin: 18px 0 0; color: var(--ink-soft); line-height: 1.7; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { min-height: 240px; padding: 28px; border: 1px solid var(--rule); border-radius: 18px; background: var(--surface); transition: transform .15s ease, border-color .15s ease; }
.feature-card:hover { transform: translateY(-4px); border-color: var(--teal); }
.feature-number { display: inline-grid; place-items: center; width: 36px; height: 30px; border-radius: 8px; background: var(--teal-soft); color: var(--teal-deep); font-family: "Space Grotesk", sans-serif; font-size: 12px; font-weight: 700; }
.feature-card h3 { margin: 42px 0 10px; font-family: "Space Grotesk", sans-serif; font-size: 19px; }
.feature-card p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }

.two-column { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: start; }
.text-link { display: inline-flex; gap: 8px; margin-top: 26px; color: var(--teal-deep); font-family: "Space Grotesk", sans-serif; font-weight: 700; }
.steps { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.steps li { position: relative; display: grid; grid-template-columns: 52px 1fr; gap: 20px; padding: 0 0 32px; }
.steps li:not(:last-child)::before { content: ""; position: absolute; left: 25px; top: 51px; bottom: 3px; width: 1px; background: var(--rule); }
.steps li > span { display: grid; width: 52px; height: 52px; place-items: center; border: 1px solid var(--rule); border-radius: 14px; background: var(--surface); color: var(--teal-deep); font-family: "Space Grotesk", sans-serif; font-weight: 700; }
.steps h3 { margin: 2px 0 7px; font-family: "Space Grotesk", sans-serif; font-size: 19px; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }

.section-dark { background: var(--ink); color: #fff; }
.eyebrow.light { color: #79d5d5; }
.use-case-layout > div:first-child { display: grid; grid-template-columns: .7fr 1.3fr; gap: 60px; align-items: start; }
.use-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 54px; }
.use-cases article { padding: 25px; border: 1px solid rgba(255,255,255,.14); border-radius: 16px; background: rgba(255,255,255,.045); }
.use-cases h3 { margin: 0 0 10px; font-family: "Space Grotesk", sans-serif; }
.use-cases p { margin: 0; color: #bdc6d2; font-size: 14px; line-height: 1.65; }
.responsible-note { margin: 28px 0 0; padding: 18px 22px; border-left: 3px solid var(--amber); background: rgba(255,255,255,.05); color: #d8dee7; font-size: 14px; line-height: 1.65; }

.faq-list { max-width: 820px; margin: 0 auto; border-top: 1px solid var(--rule); }
.faq-list details { border-bottom: 1px solid var(--rule); }
.faq-list summary { padding: 24px 4px; cursor: pointer; font-family: "Space Grotesk", sans-serif; font-size: 18px; font-weight: 700; }
.faq-list details p { max-width: 720px; margin: -7px 0 24px; color: var(--ink-soft); line-height: 1.7; }

.final-cta { display: flex; align-items: center; justify-content: space-between; gap: 40px; margin-bottom: 100px; padding: 46px; border: 1px solid var(--rule); border-radius: 24px; background: var(--surface); box-shadow: 0 24px 45px -40px rgba(20, 33, 54, .8); }
.final-cta h2 { font-size: clamp(30px, 4vw, 42px); }
.final-cta p:not(.eyebrow) { margin: 14px 0 0; color: var(--ink-soft); }
footer { border-top: 1px solid var(--rule); background: var(--surface); }
.footer-inner { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.footer-inner p { color: var(--ink-soft); font-size: 12px; }

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 48px; padding-block: 70px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .two-column { grid-template-columns: 1fr; gap: 54px; }
  .use-case-layout > div:first-child { grid-template-columns: 1fr; gap: 15px; }
  .use-cases { grid-template-columns: 1fr; }
  .footer-inner { flex-wrap: wrap; padding-block: 30px; }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1120px); }
  .brand small { display: none; }
  .header-inner { min-height: 66px; }
  .header-inner .button { padding-inline: 13px; }
  .hero { padding-block: 52px 65px; }
  .hero h1 { font-size: 43px; }
  .hero-lead { font-size: 16px; }
  .hero-actions .button { width: 100%; }
  .hero-panel { padding: 18px 12px; }
  .section { padding-block: 75px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 210px; }
  .final-cta { align-items: stretch; flex-direction: column; margin-bottom: 70px; padding: 30px 24px; }
  .footer-inner nav { order: 3; width: 100%; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}