:root {
  --ink: #143a2e;
  --ink-2: #0b5c4b;
  --muted: #536d61;
  --cream: #f7faf8;
  --paper: #ffffff;
  --line: #dce8e0;
  --mint: #00a98f;
  --mint-dark: #0b5c4b;
  --deep: #073d35;
  --amber: #b45309;
  --shell: 1180px;
  color-scheme: light;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--cream);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 88px; }
body { margin: 0; background: var(--cream); color: var(--ink); line-height: 1.55; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
svg { display: block; }
.shell { width: min(calc(100% - 48px), var(--shell)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 12px 16px; background: var(--ink); color: white; border-radius: 8px; }
.skip-link:focus { top: 16px; }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 3px; border-radius: 4px; }
.solution :focus-visible, .cta-card :focus-visible, .signal-card :focus-visible { outline-color: #7fe3c8; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(247,250,248,.9); border-bottom: 1px solid transparent; backdrop-filter: blur(16px); transition: border-color .2s, box-shadow .2s; }
.site-header.scrolled { border-color: var(--line); box-shadow: 0 8px 30px rgba(10,47,42,.05); }
.header-inner { min-height: 76px; display: flex; align-items: center; gap: 34px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 24px; font-weight: 780; letter-spacing: -.8px; }
.brand svg { width: 24px; height: 24px; fill: none; stroke: var(--mint-dark); stroke-width: 1.8; }
.navigation { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.navigation a, .footer-links a { color: var(--muted); text-decoration: none; font-size: 14px; }
.navigation a:hover, .footer-links a:hover { color: var(--ink); }
.menu-toggle { display: none; }

.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 20px; border: 1px solid var(--mint-dark); border-radius: 8px; background: var(--mint-dark); color: white; font-weight: 700; font-size: 13px; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(8,115,89,.18); }
.button-small { min-height: 42px; padding: 9px 15px; }
.button-ghost { background: transparent; color: var(--ink); border-color: #bfcfc7; }
.button-light { background: white; border-color: white; color: var(--ink); }
.text-link { color: #d7eee5; font-size: 14px; text-underline-offset: 4px; }
.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }

.hero { position: relative; overflow: hidden; padding: 78px 0 0; background: radial-gradient(circle at 75% 12%, rgba(11,92,75,.09), transparent 34%), linear-gradient(180deg, #f9fbfa 0%, var(--cream) 100%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .3; pointer-events: none; background-image: linear-gradient(rgba(10,47,42,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(10,47,42,.035) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.02fr .98fr; gap: 72px; align-items: center; }
.eyebrow { margin: 0 0 18px; color: var(--muted); font-size: 12px; font-weight: 750; letter-spacing: 1.55px; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--mint-dark); }
.eyebrow.light { color: #a9cbc1; }
.eyebrow.light span { background: var(--mint); }
h1, h2, h3, p { text-wrap: pretty; }
h1 { max-width: 680px; margin: 0; font-size: clamp(46px, 5.3vw, 74px); line-height: 1.035; letter-spacing: -2.6px; font-weight: 650; }
.hero-lead { max-width: 610px; margin: 28px 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.microcopy { margin: 18px 0 0; max-width: 560px; color: var(--muted); font-size: 13px; }

.signal-card { position: relative; padding: 24px; border: 1px solid rgba(255,255,255,.14); border-radius: 18px; color: white; background: var(--deep); box-shadow: 0 36px 80px rgba(7,61,53,.16); }
.signal-card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; pointer-events: none; background: linear-gradient(135deg, rgba(0,169,143,.34), transparent 32%); mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude; padding: 1px; }
.signal-card-head, .signal-meta { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.signal-card-head { font-size: 12px; font-weight: 700; }
.status-dot { animation: pulse 2.4s ease-in-out infinite; display: inline-block; width: 8px; height: 8px; margin-right: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(53,211,154,.12); }
.live-pill { padding: 4px 9px; border: 1px solid rgba(53,211,154,.35); border-radius: 99px; color: #5fe0b4; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.signal-meta { margin-top: 34px; color: #b9d6cd; font-size: 12px; }
.reading { display: flex; align-items: baseline; gap: 8px; margin-top: 4px; }
.reading strong { font-size: 54px; line-height: 1; letter-spacing: -3px; }
.reading span { color: #a9cbc1; }
.chart { position: relative; height: 174px; margin-top: 4px; }
.chart svg { width: 100%; height: 100%; overflow: visible; }
.chart .grid-line { fill: none; stroke: rgba(255,255,255,.08); }
.chart .threshold { fill: none; stroke: rgba(233,162,59,.65); stroke-dasharray: 5 5; }
.chart .area { fill: url(#area); }
.chart .series { fill: none; stroke: var(--mint); stroke-width: 3; vector-effect: non-scaling-stroke; stroke-linejoin: round; stroke-dasharray: 1200; stroke-dashoffset: 1200; animation: draw 2.2s .3s ease-out forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 4px rgba(53,211,154,.12); } 50% { box-shadow: 0 0 0 8px rgba(53,211,154,.02); } }
.chart circle { fill: var(--mint); }
.limit { position: absolute; top: 26px; right: 0; z-index: 1; color: #f0bd75; font-size: 11px; }
.event-card { display: flex; gap: 12px; align-items: center; padding: 13px; border: 1px solid rgba(233,162,59,.28); border-radius: 9px; background: rgba(233,162,59,.1); }
.event-icon { flex: none; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: #f0bd75; color: #3a2100; font-weight: 800; }
.event-card strong, .event-card small { display: block; }
.event-card strong { font-size: 13px; }
.event-card small { margin-top: 2px; color: #c3d6d0; font-size: 11px; }
.illustration-note { margin: 12px 0 -6px; color: #a9cbc1; text-align: center; font-size: 11px; }
.capability-strip { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 72px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability-strip span { padding: 22px 16px; color: var(--ink-2); text-align: center; font-size: 13px; font-weight: 650; }
.capability-strip span + span { border-left: 1px solid var(--line); }

.section { padding-top: 112px; padding-bottom: 112px; }
.section-heading { margin-bottom: 50px; }
.section-heading.narrow { max-width: 740px; }
.section-heading.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; }
.section-heading h2 { margin: 0; font-size: clamp(38px, 4vw, 57px); line-height: 1.08; letter-spacing: -1.5px; font-weight: 650; }
.section-heading > p, .section-heading.split > p { margin: 20px 0 0; color: var(--muted); font-size: 15px; }
.section-heading.split > p { margin: 0 0 4px; }
.question-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.question-card { min-height: 260px; padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.7); transition: border-color .2s, box-shadow .2s, transform .2s; }
.question-card:hover, .module-card:hover { border-color: #b6d3c6; box-shadow: 0 18px 40px rgba(7,61,53,.08); transform: translateY(-3px); }
.question-card > span { color: var(--mint-dark); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
.question-card h3 { margin: 52px 0 14px; font-size: 21px; line-height: 1.2; letter-spacing: -.5px; }
.question-card p { margin: 0; color: var(--muted); font-size: 14px; }
.value-band { display: flex; align-items: center; justify-content: space-between; gap: 30px; margin-top: 38px; padding: 27px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.value-band p { font-size: 15px; font-weight: 750; }
.value-band div { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; }
.value-band span { padding: 8px 12px; border-radius: 99px; background: #e7eee9; color: var(--ink-2); font-size: 12.5px; font-weight: 650; }

.solution { color: white; background: var(--deep); }
.solution .section-heading > p { color: #a9cbc1; }
.journey { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; margin: 64px 0 0; padding: 0; list-style: none; }
.journey li { position: relative; min-height: 245px; padding: 20px 18px; border: 1px solid rgba(255,255,255,.12); border-radius: 10px; background: rgba(255,255,255,.025); }
.journey li:not(:last-child)::after { content: "→"; position: absolute; z-index: 2; top: 50%; right: -19px; display: grid; place-items: center; width: 25px; height: 25px; border: 1px solid rgba(255,255,255,.14); border-radius: 50%; background: var(--deep); color: #83c9bb; font-size: 12px; }
.journey li > span { color: #9cc0b6; font-size: 11px; letter-spacing: 1px; }
.journey svg { width: 34px; height: 34px; margin: 48px 0 24px; fill: none; stroke: #83c9bb; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.journey strong, .journey small { display: block; }
.journey strong { font-size: 17px; }
.journey small { margin-top: 8px; color: #b9d6cd; font-size: 12px; line-height: 1.5; }
.journey-caption { margin: 26px 0 0; color: #a9cbc1; text-align: center; font-size: 13px; }

.module-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.module-card { grid-column: span 2; min-height: 280px; padding: 28px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); transition: border-color .2s, box-shadow .2s, transform .2s; }
.module-card.featured { grid-column: span 4; color: white; background: var(--mint-dark); border-color: var(--mint-dark); }
.module-tag { display: inline-block; padding: 6px 10px; border-radius: 5px; color: var(--mint-dark); background: #e6f4ed; font-size: 11px; font-weight: 800; letter-spacing: .8px; text-transform: uppercase; }
.featured .module-tag { color: white; background: rgba(255,255,255,.13); }
.module-card h3 { max-width: 430px; margin: 58px 0 12px; font-size: 24px; line-height: 1.15; letter-spacing: -.7px; }
.module-card p { max-width: 580px; margin: 0; color: var(--muted); font-size: 14px; }
.featured p { color: #d3e9e1; }
.module-card a { display: inline-flex; gap: 10px; margin-top: 24px; font-size: 14px; font-weight: 750; text-underline-offset: 4px; }

.applications { background: #e8eee9; }
.application-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: center; }
.application-copy h2 { margin: 0; font-size: clamp(38px, 4vw, 55px); line-height: 1.08; letter-spacing: -1.5px; font-weight: 650; }
.application-copy > p:not(.eyebrow) { color: var(--muted); }
.tabs { display: flex; flex-direction: column; margin-top: 35px; }
.tabs button { position: relative; padding: 16px 0; border: 0; border-bottom: 1px solid #cbd8d0; color: var(--muted); background: transparent; text-align: left; font: inherit; font-size: 15px; cursor: pointer; }
.tabs button[aria-selected="true"] { color: var(--ink); font-weight: 750; }
.tabs button[aria-selected="true"]::after { content: "→"; position: absolute; right: 4px; color: var(--mint-dark); }
.case-panel { padding: 44px; border-radius: 16px; background: white; box-shadow: 0 24px 70px rgba(10,47,42,.08); }
.case-number { color: var(--mint-dark); font-size: 12px; font-weight: 800; letter-spacing: 1px; }
.case-panel h3 { max-width: 550px; margin: 34px 0 14px; font-size: 32px; line-height: 1.12; letter-spacing: -1.2px; }
.case-panel > p { color: var(--muted); }
.case-panel dl { margin: 34px 0 0; }
.case-panel dl > div { display: grid; grid-template-columns: 130px 1fr; gap: 20px; padding: 15px 0; border-top: 1px solid var(--line); }
.case-panel dt { color: var(--muted); font-size: 12px; }
.case-panel dd { margin: 0; font-size: 14px; font-weight: 700; }

.metrics-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: var(--line); }
.metric { padding: 32px 26px; background: var(--paper); }
.metric strong, .metric span { display: block; }
.metric strong { font-size: 46px; line-height: 1; letter-spacing: -1.8px; }
.metric span { margin-top: 8px; color: var(--mint-dark); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: .8px; }
.metric p { margin: 22px 0 0; color: var(--muted); font-size: 13px; }
.evidence-note { display: flex; justify-content: space-between; gap: 30px; padding-top: 22px; color: var(--muted); font-size: 13px; }
.evidence-note p { margin: 0; }
.evidence-note a { color: var(--ink); font-weight: 700; text-underline-offset: 4px; }

.start-section { background: white; }
.start-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 0; padding: 0; list-style: none; }
.start-steps li { display: flex; gap: 16px; padding-top: 22px; border-top: 2px solid var(--ink); }
.start-steps li > span { display: grid; place-items: center; flex: 0 0 28px; height: 28px; border-radius: 50%; color: white; background: var(--ink); font-size: 11px; }
.start-steps strong { font-size: 16px; }
.start-steps p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }

.cta-section { padding-top: 80px; padding-bottom: 80px; }
.cta-card { position: relative; overflow: hidden; padding: 62px; border-radius: 18px; color: white; background: var(--mint-dark); }
.cta-card::after { content: ""; position: absolute; width: 420px; height: 420px; right: -120px; top: -220px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; box-shadow: 0 0 0 60px rgba(255,255,255,.035), 0 0 0 120px rgba(255,255,255,.025); }
.cta-card > * { position: relative; z-index: 1; }
.cta-card h2 { max-width: 720px; margin: 0; font-size: clamp(40px, 5vw, 66px); line-height: 1.04; letter-spacing: -1.8px; font-weight: 650; }
.cta-card > p:not(.eyebrow) { max-width: 650px; margin: 22px 0 30px; color: #d7eee5; }

.site-footer { border-top: 1px solid var(--line); padding: 45px 0; }
.footer-inner { display: grid; grid-template-columns: 1fr auto auto; gap: 70px; align-items: end; }
.footer-inner > div:first-child p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.footer-links { display: flex; gap: 20px; }
.copyright { margin: 0; color: var(--muted); font-size: 12px; }

.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .js .reveal { opacity: 1; transform: none; transition: none; } .series { animation: none !important; stroke-dashoffset: 0 !important; } .status-dot { animation: none !important; } }

@media (max-width: 960px) {
  .navigation { position: absolute; top: 76px; left: 24px; right: 24px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 12px 18px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); box-shadow: 0 18px 45px rgba(10,47,42,.12); }
  .navigation.open { display: flex; }
  .navigation a { padding: 12px 0; }
  .menu-toggle { display: inline-flex; margin-left: auto; border: 0; color: var(--ink); background: transparent; font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; }
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .signal-card { max-width: 680px; }
  .question-grid { grid-template-columns: repeat(2, 1fr); }
  .journey { grid-template-columns: repeat(3, 1fr); }
  .journey li:nth-child(3)::after { display: none; }
  .module-card, .module-card.featured { grid-column: span 3; }
  .application-layout { gap: 40px; }
  .start-steps { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 700px) {
  .shell { width: min(calc(100% - 32px), var(--shell)); }
  .header-inner { min-height: 68px; }
  .navigation { top: 68px; left: 16px; right: 16px; }
  .header-cta { display: none; }
  .hero { padding-top: 52px; }
  h1 { font-size: clamp(43px, 13vw, 62px); letter-spacing: -1.8px; }
  .hero-lead { font-size: 16px; }
  .actions { align-items: stretch; flex-direction: column; }
  .actions .button { width: 100%; }
  .signal-card { padding: 18px; }
  .capability-strip { grid-template-columns: repeat(2, 1fr); margin-top: 50px; }
  .capability-strip span + span { border-left: 0; }
  .capability-strip span:nth-child(even) { border-left: 1px solid var(--line); }
  .capability-strip span:nth-child(n+3) { border-top: 1px solid var(--line); }
  .section { padding-top: 78px; padding-bottom: 78px; }
  .section-heading { margin-bottom: 34px; }
  .section-heading.split { grid-template-columns: 1fr; gap: 22px; }
  .section-heading h2, .application-copy h2 { font-size: 39px; letter-spacing: -1px; }
  .journey { grid-template-columns: 1fr; gap: 12px; }
  .journey li { min-height: auto; padding: 22px 22px 22px 82px; }
  .journey li:not(:last-child)::after, .journey li:nth-child(3)::after { content: "↓"; display: grid; top: auto; right: auto; left: 29px; bottom: -19px; }
  .journey svg { position: absolute; left: 24px; top: 50%; margin: 0; transform: translateY(-50%); }
  .journey li > span { display: block; margin-bottom: 7px; }
  .question-grid { grid-template-columns: 1fr; }
  .question-card { min-height: 210px; }
  .question-card h3 { margin-top: 34px; }
  .value-band { align-items: flex-start; flex-direction: column; }
  .value-band div { justify-content: flex-start; }
  .module-grid { grid-template-columns: 1fr; }
  .module-card, .module-card.featured { grid-column: auto; min-height: 240px; }
  .module-card h3 { margin-top: 42px; }
  .application-layout { grid-template-columns: 1fr; }
  .tabs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .tabs button { padding: 11px; border: 1px solid #cbd8d0; border-radius: 7px; }
  .tabs button[aria-selected="true"] { color: white; background: var(--mint-dark); border-color: var(--mint-dark); }
  .tabs button[aria-selected="true"]::after { display: none; }
  .case-panel { padding: 28px 22px; }
  .case-panel h3 { font-size: 28px; }
  .case-panel dl > div { grid-template-columns: 1fr; gap: 4px; }
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .evidence-note { flex-direction: column; }
  .start-steps { grid-template-columns: 1fr; }
  .cta-card { padding: 42px 24px; }
  .cta-card h2 { font-size: 42px; letter-spacing: -1.2px; }
  .footer-links { flex-direction: column; gap: 10px; }
}

@media (max-width: 380px) {
  .metrics-grid { grid-template-columns: 1fr; }
  .reading strong { font-size: 46px; }
  .signal-meta { align-items: flex-start; flex-direction: column; gap: 3px; }
}