:root {
  color-scheme: dark;
  --ink: #eff3ee;
  --muted: #98a4a1;
  --faint: #64706d;
  --bg: #101718;
  --bg-soft: #151d1e;
  --line: #2a3636;
  --line-strong: #41504e;
  --mint: #58d29c;
  --mint-deep: #1d6d4d;
  --amber: #edb65d;
  --cream: #e8e6dc;
  --cream-ink: #17201e;
  --max: 1240px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.skip-link {
  position: fixed;
  left: 18px;
  top: -60px;
  z-index: 10;
  padding: 10px 14px;
  background: var(--mint);
  color: #08120e;
}

.skip-link:focus { top: 18px; }

.site-shell { overflow: hidden; }

.site-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 34px;
  max-width: var(--max);
  min-height: 84px;
  margin: 0 auto;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
}

.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 230px; }

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--mint);
  border-radius: 7px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .08em;
}

.brand-mark-small { width: 28px; height: 28px; font-size: 10px; }
.brand-copy { display: grid; gap: 1px; }
.brand-copy strong { font-size: 15px; line-height: 1.2; }
.brand-copy small { color: var(--faint); font-size: 9px; letter-spacing: .14em; }

.site-nav { display: flex; align-items: center; gap: 28px; margin-right: auto; color: var(--muted); font-size: 14px; }
.site-nav a { padding: 7px 0; border-bottom: 1px solid transparent; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--ink); border-color: var(--mint); }

.text-link, .product-link { color: var(--mint); font-size: 13px; font-weight: 650; }
.text-link span, .product-link span { padding-left: 4px; }
.text-link:hover, .product-link:hover { color: var(--ink); }

.hero {
  position: relative;
  min-height: 660px;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: url("./assets/hero-texture.png");
  background-position: center;
  background-size: cover;
  opacity: .9;
}

.hero-content {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(390px, .95fr);
  gap: 72px;
  align-items: center;
  max-width: var(--max);
  min-height: 590px;
  margin: 0 auto;
  padding: 92px 28px 70px;
}

.hero-copy { max-width: 610px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 20px; color: var(--mint); font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.eyebrow-dot, .pulse-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(88, 210, 156, .12); }
.hero h1 { margin: 0; color: var(--ink); font-size: 64px; font-weight: 700; line-height: 1.02; letter-spacing: .01em; }
.hero-lede { max-width: 530px; margin: 25px 0 9px; color: var(--ink); font-size: 27px; font-weight: 520; line-height: 1.35; }
.hero-description { max-width: 500px; margin: 0; color: var(--muted); font-size: 16px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 19px; border: 1px solid transparent; border-radius: 5px; font-size: 14px; font-weight: 700; transition: transform .18s ease, background-color .18s ease, border-color .18s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); }
.button-primary { background: var(--mint); color: #0b1711; }
.button-primary:hover, .button-primary:focus-visible { background: #7ce3b3; }
.button-quiet { border-color: var(--line-strong); color: var(--ink); }
.button-quiet:hover, .button-quiet:focus-visible { border-color: var(--mint); }
.button span { margin-left: 14px; font-size: 16px; }

.hero-meta { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 35px; color: var(--faint); font-size: 12px; }
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }

.hero-console { padding: 23px; border: 1px solid var(--line-strong); border-radius: 7px; background: rgba(16, 23, 24, .92); box-shadow: 0 24px 60px rgba(0, 0, 0, .24); }
.console-topline, .console-footer, .product-card-top { display: flex; justify-content: space-between; align-items: center; gap: 15px; color: var(--faint); font-size: 10px; letter-spacing: .12em; }
.console-status { display: inline-flex; align-items: center; gap: 8px; color: var(--mint); }
.console-title-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin: 53px 0 26px; }
.console-kicker, .product-type { margin: 0 0 4px; color: var(--faint); font-size: 10px; letter-spacing: .12em; }
.console-title-row h2 { margin: 0; font-size: 24px; line-height: 1.2; }
.console-index { color: var(--mint); font-size: 12px; }
.flow-stack { padding: 0 2px; }
.flow-step { display: grid; grid-template-columns: 34px 1fr auto; gap: 14px; align-items: center; min-height: 59px; padding: 0 12px; border: 1px solid var(--line); border-radius: 4px; color: var(--muted); }
.flow-step-active { border-color: rgba(88, 210, 156, .7); background: rgba(42, 97, 74, .17); color: var(--ink); }
.flow-step-done { color: var(--ink); }
.flow-number { color: var(--faint); font-size: 10px; letter-spacing: .1em; }
.flow-label { font-size: 14px; font-weight: 600; }
.flow-state { color: var(--faint); font-size: 11px; }
.flow-step-active .flow-state { color: var(--mint); }
.flow-line { width: 1px; height: 16px; margin: 0 0 0 28px; background: var(--line-strong); }
.console-footer { margin-top: 26px; letter-spacing: 0; }
.console-meter { display: inline-flex; gap: 3px; }
.console-meter i { display: block; width: 18px; height: 3px; background: var(--line-strong); }
.console-meter i:nth-child(-n+3) { background: var(--mint); }

.hero-footnote { display: flex; align-items: center; gap: 14px; max-width: var(--max); margin: 0 auto; padding: 0 28px 28px; color: var(--faint); font-size: 10px; letter-spacing: .14em; }
.footnote-line { width: 62px; height: 1px; background: var(--line-strong); }

.signal-strip { display: grid; grid-template-columns: repeat(4, 1fr); max-width: var(--max); margin: 0 auto; padding: 23px 28px; border-bottom: 1px solid var(--line); }
.signal-strip > div { display: flex; align-items: baseline; gap: 13px; padding-right: 18px; border-right: 1px solid var(--line); }
.signal-strip > div:not(:first-child) { padding-left: 22px; }
.signal-strip > div:last-child { border-right: 0; }
.signal-label { color: var(--faint); font-size: 10px; letter-spacing: .13em; }
.signal-strip strong { font-size: 13px; font-weight: 550; }

.section { max-width: var(--max); margin: 0 auto; padding: 105px 28px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 50px; margin-bottom: 43px; }
.section-heading h2, .workflow-copy h2, .cta-copy h2 { max-width: 660px; margin: 0; color: var(--ink); font-size: 39px; font-weight: 620; line-height: 1.15; }
.section-intro { max-width: 330px; margin: 0; color: var(--muted); font-size: 14px; }
.section-heading-compact { margin-bottom: 35px; }

.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.product-card { display: flex; flex-direction: column; min-height: 345px; padding: 20px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg-soft); }
.product-card:hover { border-color: var(--line-strong); }
.product-card-featured { border-color: rgba(88, 210, 156, .55); }
.product-badge { color: var(--mint); font-size: 10px; letter-spacing: .1em; }
.product-badge-muted { color: var(--amber); }
.product-card-body { flex: 1; padding: 57px 0 28px; }
.product-card-body h3 { margin: 0 0 13px; font-size: 25px; line-height: 1.2; }
.product-card-body p:not(.product-type) { max-width: 290px; margin: 0; color: var(--muted); font-size: 14px; }
.product-card-qr { display: grid; grid-template-columns: repeat(2, minmax(0, 112px)); gap: 12px; margin-top: 23px; }
.qr-item { display: grid; gap: 7px; margin: 0; color: var(--faint); font-size: 10px; line-height: 1.35; }
.qr-item img { display: block; width: 100%; height: auto; border: 1px solid var(--line-strong); border-radius: 4px; background: #fff; }
.qr-item figcaption { margin: 0; }
.product-link { padding-top: 16px; border-top: 1px solid var(--line); }
.product-link-muted { color: var(--ink); }
.product-link-static { color: var(--faint); font-weight: 500; }

.capabilities-section { border-top: 1px solid var(--line); }
.capabilities-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability { min-height: 246px; padding: 22px 24px 24px 0; border-right: 1px solid var(--line); }
.capability:not(:first-child) { padding-left: 24px; }
.capability:last-child { border-right: 0; }
.capability-index, .scenario-index { color: var(--mint); font-size: 11px; letter-spacing: .1em; }
.capability h3 { margin: 48px 0 8px; font-size: 20px; }
.capability p { max-width: 240px; margin: 0; color: var(--muted); font-size: 13px; }
.capability-tags { display: block; margin-top: 21px; color: var(--faint); font-size: 9px; letter-spacing: .12em; }

.scenarios-section { border-top: 1px solid var(--line); }
.scenarios-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: start; }
.scenarios-copy > p:not(.eyebrow) { max-width: 420px; margin: 23px 0 0; color: var(--muted); }
.scenarios-copy h2 { max-width: 520px; margin: 0; color: var(--ink); font-size: 39px; font-weight: 620; line-height: 1.15; }
.scenario-list { border-top: 1px solid var(--line); }
.scenario-item { display: grid; grid-template-columns: 84px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.scenario-item h3 { margin: 0 0 4px; font-size: 17px; }
.scenario-item p { margin: 0; color: var(--muted); font-size: 14px; }

.workflow-section { border-top: 1px solid var(--line); }
.workflow-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 100px; align-items: start; }
.workflow-copy > p:not(.eyebrow) { max-width: 440px; margin: 23px 0 28px; color: var(--muted); }
.workflow-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.workflow-list li { display: grid; grid-template-columns: 54px 1fr; gap: 20px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.workflow-number { color: var(--mint); font-size: 12px; letter-spacing: .12em; }
.workflow-list h3 { margin: 0 0 4px; font-size: 17px; }
.workflow-list p { margin: 0; color: var(--muted); font-size: 14px; }

.principles-section { border-top: 1px solid var(--line); }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.principle { min-height: 190px; padding: 22px 24px 24px 0; border-right: 1px solid var(--line); }
.principle:not(:first-child) { padding-left: 24px; }
.principle:last-child { border-right: 0; }
.principle > span { color: var(--mint); font-size: 11px; letter-spacing: .1em; }
.principle h3 { margin: 35px 0 7px; font-size: 19px; }
.principle p { max-width: 280px; margin: 0; color: var(--muted); font-size: 13px; }

.cta-section { display: flex; justify-content: space-between; align-items: flex-end; gap: 35px; max-width: var(--max); margin: 0 auto; padding: 88px 28px 100px; background: var(--mint); color: var(--cream-ink); }
.cta-section .eyebrow { color: var(--mint-deep); }
.cta-copy h2 { color: var(--cream-ink); }
.cta-copy > p:not(.eyebrow) { max-width: 500px; margin: 19px 0 0; color: #315044; }
.button-light { background: var(--cream-ink); color: var(--cream); white-space: nowrap; }
.button-light:hover, .button-light:focus-visible { background: #263c34; }

.site-footer { display: flex; align-items: center; gap: 27px; max-width: var(--max); min-height: 84px; margin: 0 auto; padding: 0 28px; color: var(--faint); font-size: 12px; }
.footer-brand { display: flex; align-items: center; gap: 9px; color: var(--ink); font-weight: 650; }
.site-footer p { margin: 0; }
.site-footer p:last-child { margin-left: auto; }

:focus-visible { outline: 2px solid var(--mint); outline-offset: 4px; }

@media (max-width: 900px) {
  .site-header { gap: 20px; }
  .brand { min-width: auto; }
  .site-nav { gap: 17px; }
  .hero-content { grid-template-columns: 1fr; gap: 55px; padding-top: 72px; }
  .hero-console { max-width: 580px; }
  .signal-strip { grid-template-columns: repeat(2, 1fr); gap: 18px 0; }
  .signal-strip > div:nth-child(2) { border-right: 0; }
  .signal-strip > div:nth-child(3) { padding-left: 0; }
  .signal-strip > div:nth-child(3), .signal-strip > div:nth-child(4) { padding-top: 15px; border-top: 1px solid var(--line); }
  .section-heading, .cta-section { align-items: flex-start; flex-direction: column; }
  .section-intro { max-width: 560px; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .product-card:last-child { grid-column: span 2; min-height: 270px; }
  .capabilities-grid { grid-template-columns: 1fr 1fr; }
  .capability:nth-child(2) { border-right: 0; }
  .capability:nth-child(n+3) { padding-top: 22px; border-top: 1px solid var(--line); }
  .capability:nth-child(3) { padding-left: 0; }
  .scenarios-layout { grid-template-columns: 1fr; gap: 53px; }
  .workflow-layout { grid-template-columns: 1fr; gap: 53px; }
}

@media (max-width: 600px) {
  .site-header { flex-wrap: wrap; gap: 8px; min-height: auto; padding: 14px 18px 12px; }
  .brand { width: 100%; }
  .site-nav { justify-content: space-between; width: 100%; gap: 8px; font-size: 12px; }
  .brand-copy small { display: none; }
  .hero { min-height: 720px; }
  .hero-content { min-height: 645px; padding: 65px 18px 40px; }
  .hero h1 { font-size: 44px; }
  .hero-lede { font-size: 22px; }
  .hero-description { font-size: 14px; }
  .hero-meta { gap: 10px 14px; font-size: 11px; }
  .hero-console { padding: 16px; }
  .console-title-row { margin-top: 35px; }
  .console-title-row h2 { font-size: 20px; }
  .flow-step { grid-template-columns: 28px 1fr; gap: 10px; min-height: 55px; }
  .flow-state { grid-column: 2; margin-top: -18px; font-size: 10px; }
  .hero-footnote { padding: 0 18px 18px; }
  .signal-strip { padding: 18px; }
  .signal-strip > div { gap: 7px; }
  .signal-strip > div:not(:first-child) { padding-left: 12px; }
  .signal-strip strong { font-size: 12px; }
  .section { padding: 72px 18px; }
  .section-heading h2, .workflow-copy h2, .cta-copy h2 { font-size: 30px; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card, .product-card:last-child { grid-column: auto; min-height: 300px; }
  .product-card-body { padding-top: 42px; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .capability, .capability:not(:first-child) { min-height: auto; padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .capability:last-child { border-bottom: 0; }
  .capability h3 { margin-top: 21px; }
  .capability-tags { margin-top: 13px; }
  .scenarios-copy h2 { font-size: 30px; }
  .scenario-item { grid-template-columns: 67px 1fr; gap: 14px; }
  .principles-grid { grid-template-columns: 1fr; }
  .principle, .principle:not(:first-child) { min-height: auto; padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .principle:last-child { border-bottom: 0; }
  .principle h3 { margin-top: 21px; }
  .cta-section { padding: 70px 18px 76px; }
  .button-light { white-space: normal; }
  .site-footer { align-items: flex-start; flex-direction: column; gap: 11px; min-height: auto; padding: 28px 18px; }
  .site-footer p:last-child { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}