:root {
  --primary: #faff69;
  --primary-active: #e6eb52;
  --canvas: #0a0a0a;
  --surface-soft: #121212;
  --surface-card: #1a1a1a;
  --surface-elevated: #242424;
  --ink: #ffffff;
  --body: #cccccc;
  --muted: #888888;
  --hairline: #2a2a2a;
  --hairline-strong: #3a3a3a;
  --success: #22c55e;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --container: 1280px;
  --section: 96px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--canvas);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: var(--primary);
  color: var(--canvas);
  font-weight: 700;
  transform: translateY(-180%);
}

.skip-link:focus { transform: translateY(0); }

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 4px;
}

.container {
  width: min(calc(100% - 64px), var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  height: 64px;
  border-bottom: 1px solid var(--hairline);
  background: rgba(10, 10, 10, .92);
  backdrop-filter: blur(16px);
}

.nav-shell { height: 100%; display: flex; align-items: center; gap: 32px; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -.3px;
}

.brand-mark { display: flex; align-items: center; gap: 3px; width: 25px; height: 24px; }
.brand-mark i { display: block; width: 4px; border-radius: 1px; background: var(--primary); }
.brand-mark i:nth-child(1) { height: 8px; }
.brand-mark i:nth-child(2) { height: 18px; }
.brand-mark i:nth-child(3) { height: 12px; }
.brand-mark i:nth-child(4) { height: 22px; }

.nav-links { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav-links a, .site-footer a { min-height: 44px; display: inline-flex; align-items: center; color: var(--body); font-size: 14px; font-weight: 500; text-decoration: none; }
.nav-links a:hover, .site-footer a:hover { color: var(--primary); }
.header-cta { margin-left: 8px; }

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
}

.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(1px); }
.button-primary { background: var(--primary); color: var(--canvas); }
.button-primary:hover { background: var(--primary-active); }
.button-secondary { border-color: var(--hairline-strong); background: var(--surface-card); color: var(--ink); }
.button-secondary:hover { border-color: var(--muted); background: var(--surface-elevated); }
.button-black { background: var(--canvas); color: var(--ink); }
.button-black:hover { background: #252525; }

.hero { padding: 104px 0 96px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(420px, 5fr); gap: 72px; align-items: center; }
.hero-copy { min-width: 0; }
.eyebrow { margin: 0 0 20px; color: var(--body); font-size: 12px; font-weight: 700; line-height: 1.4; letter-spacing: 1.5px; text-transform: uppercase; }
.eyebrow.dark { color: #252525; }
.live-dot { width: 8px; height: 8px; display: inline-block; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 4px rgba(34, 197, 94, .12); }

h1, h2, h3, p { text-wrap: pretty; }
h1, h2 { text-wrap: balance; }
h1 { max-width: 820px; margin: 0; font-size: clamp(56px, 5vw, 72px); font-weight: 700; line-height: 1.02; letter-spacing: -2.5px; }
h2 { margin: 0; font-size: clamp(38px, 4vw, 56px); font-weight: 700; line-height: 1.08; letter-spacing: -2px; }
h3 { margin: 0; font-size: 20px; line-height: 1.3; letter-spacing: -.3px; }
.hero-lead { max-width: 720px; margin: 28px 0 0; color: var(--body); font-size: 21px; line-height: 1.5; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-effect { max-width: 680px; display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--hairline); }
.hero-effect strong { color: var(--primary); font-size: 42px; line-height: 1; letter-spacing: -2px; }
.hero-effect span { max-width: 480px; color: var(--body); font-size: 15px; line-height: 1.45; }

.console { min-width: 0; overflow: hidden; border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--surface-card); font-family: "JetBrains Mono", "SFMono-Regular", Consolas, monospace; box-shadow: 0 28px 80px rgba(0, 0, 0, .35); }
.console-bar, .console-footer { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 18px; color: var(--muted); font-size: 11px; line-height: 1.3; }
.console-bar { border-bottom: 1px solid var(--hairline); }
.console-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.status { display: inline-flex; align-items: center; gap: 8px; color: var(--body); white-space: nowrap; }
.status .live-dot { width: 6px; height: 6px; }
.console-log { margin: 0; padding: 18px 0; list-style: none; }
.console-log li { display: grid; grid-template-columns: 28px 74px 1fr; gap: 12px; padding: 13px 18px; color: var(--body); font-size: 12px; }
.console-log li + li { border-top: 1px solid rgba(42, 42, 42, .55); }
.line-number { color: #a0a0a0; }
.log-key { color: var(--primary); font-weight: 700; }
.console-log .log-success { background: rgba(250, 255, 105, .07); color: var(--ink); }
.console-footer { border-top: 1px solid var(--hairline); }

.problem-strip { border-block: 1px solid var(--hairline); background: var(--surface-soft); }
.problem-grid { min-height: 112px; display: grid; grid-template-columns: 150px 1fr 52px 120px 1fr; gap: 24px; align-items: center; }
.problem-grid p { margin: 0; color: var(--body); font-size: 15px; }
.problem-label, .solution-label { font-size: 12px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.problem-label { color: var(--muted); }
.solution-label { color: var(--primary); }
.problem-arrow { color: var(--primary); font-size: 26px; text-align: center; }

.section { padding: var(--section) 0; }
.section-head { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 72px; align-items: end; margin-bottom: 48px; }
.section-head > p, .section-intro { margin: 0; color: var(--body); font-size: 17px; }
.section-head.compact { grid-template-columns: minmax(0, 830px); }

.route-section { background: var(--canvas); }
.route-tool { overflow: hidden; border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--surface-card); }
.route-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; padding: 8px; border-bottom: 1px solid var(--hairline); }
.route-tab { min-height: 48px; padding: 10px 14px; border: 0; border-radius: var(--radius-md); background: transparent; color: var(--muted); font-size: 14px; font-weight: 600; cursor: pointer; }
.route-tab:hover { color: var(--ink); background: var(--surface-elevated); }
.route-tab:active { background: var(--hairline-strong); }
.route-tab[aria-selected="true"] { background: var(--primary); color: var(--canvas); }
.route-panel { padding: 32px; }
.route-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; overflow: hidden; border: 1px solid var(--hairline); border-radius: var(--radius-md); background: var(--hairline); }
.route-steps article { min-height: 188px; padding: 24px; background: var(--surface-soft); }
.route-steps span, .card-index { display: block; margin-bottom: 28px; color: var(--muted); font: 600 12px/1.4 "JetBrains Mono", monospace; letter-spacing: 1px; }
.route-steps h3 { margin-bottom: 10px; }
.route-steps p { margin: 0; color: var(--body); }
.route-steps .route-result { background: var(--primary); color: var(--canvas); }
.route-steps .route-result span, .route-steps .route-result p { color: #252525; }
.route-note { margin: 20px 0 0; color: var(--body); font-size: 14px; }
.route-note strong { color: var(--ink); }

.capabilities-section { background: var(--surface-soft); }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.capability { min-height: 310px; display: flex; flex-direction: column; padding: 32px; border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--surface-card); }
.capability.featured { background: var(--primary); color: var(--canvas); }
.capability.featured .card-index, .capability.featured p, .capability.featured small { color: #303020; }
.capability.wide { grid-column: span 3; min-height: auto; }
.capability h3 { max-width: 390px; font-size: 24px; }
.capability > p:not(.card-index, .card-emphasis) { max-width: 440px; margin: 16px 0 0; color: var(--body); }
.capability.featured > p:not(.card-index, .card-emphasis) { color: #303020; }
.capability .card-emphasis { margin: auto 0 4px; font-size: 28px; font-weight: 700; letter-spacing: -1px; }
.capability small { color: var(--muted); font-size: 13px; }
.data-return { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.data-return span { padding: 10px 14px; border-radius: 999px; background: var(--surface-elevated); color: var(--body); font-size: 14px; }
.services-grid .capability { min-height: 430px; }
.services-grid .capability .card-emphasis { max-width: 430px; font-size: 16px; line-height: 1.45; letter-spacing: 0; }

.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }
.stats-grid article { border-top: 1px solid var(--hairline-strong); padding-top: 28px; }
.stats-grid strong { display: block; margin-bottom: 36px; color: var(--primary); font-size: clamp(42px, 5vw, 64px); line-height: 1; letter-spacing: -2px; }
.stats-grid h3 { margin-bottom: 12px; }
.stats-grid p { margin: 0; color: var(--muted); font-size: 14px; }

.calculator-section { background: var(--canvas); }
.calculator-shell { display: grid; grid-template-columns: minmax(360px, .8fr) minmax(0, 1.2fr); gap: 1px; overflow: hidden; border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--hairline); }
.calculator-inputs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--hairline); }
.calculator-inputs label { min-width: 0; display: grid; align-content: start; gap: 8px; padding: 22px; background: var(--surface-card); }
.calculator-inputs label > span { min-height: 40px; color: var(--body); font-size: 13px; font-weight: 600; line-height: 1.35; }
.calculator-inputs input { width: 100%; min-height: 52px; padding: 10px 12px; border: 1px solid var(--hairline-strong); border-radius: var(--radius-md); background: var(--canvas); color: var(--ink); font: 700 20px/1.2 "JetBrains Mono", "SFMono-Regular", Consolas, monospace; font-variant-numeric: tabular-nums; }
.calculator-inputs input:hover { border-color: var(--muted); }
.calculator-inputs input:focus-visible { border-color: var(--primary); }
.calculator-inputs small { color: var(--muted); font-size: 11px; line-height: 1.35; }
.calculator-inputs .contract-input { background: rgba(250, 255, 105, .08); }
.calculator-inputs .contract-input small { color: var(--primary); }
.calculator-results { background: var(--surface-soft); font-variant-numeric: tabular-nums; }
.calculator-results > div { min-height: 78px; display: grid; grid-template-columns: minmax(150px, 1.25fr) minmax(100px, .75fr) minmax(120px, .9fr); gap: 16px; align-items: center; padding: 16px 24px; border-bottom: 1px solid var(--hairline); }
.calculator-results > div:last-child { border-bottom: 0; }
.calculator-results .result-head { min-height: 54px; color: var(--muted); font: 600 11px/1.3 "JetBrains Mono", monospace; letter-spacing: .7px; text-transform: uppercase; }
.calculator-results > div > span:first-child { color: var(--body); font-size: 14px; }
.calculator-results strong { color: var(--ink); font: 700 18px/1.25 "JetBrains Mono", "SFMono-Regular", Consolas, monospace; }
.calculator-results strong:last-child { color: var(--primary); }
.calculator-results .revenue-result { min-height: 96px; background: rgba(250, 255, 105, .055); }
.calculator-results .revenue-result strong { font-size: 20px; }
.calculator-disclaimer { margin: 20px 0 0; color: var(--muted); font-size: 13px; }

.integration-section { background: var(--surface-soft); }
.integration-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .9fr); gap: 96px; align-items: start; }
.integration-grid .section-intro { max-width: 600px; margin-top: 24px; }
.integration-list { border-top: 1px solid var(--hairline-strong); }
.integration-list article { display: grid; grid-template-columns: 44px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--hairline); }
.integration-list > article > span { color: var(--primary); font: 600 12px/1.4 "JetBrains Mono", monospace; }
.integration-list h3 { margin-bottom: 6px; }
.integration-list p { margin: 0; color: var(--body); }
.client-requirements { margin-top: 40px; padding: 24px; border-left: 3px solid var(--primary); background: var(--surface-card); }
.client-requirements h3 { margin-bottom: 12px; }
.client-requirements p { margin: 0; color: var(--body); font-size: 14px; }
.client-requirements p + p { margin-top: 14px; }

.test-band { background: var(--primary); color: var(--canvas); }
.test-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 96px; padding-block: 80px; }
.test-grid h2 { max-width: 700px; }
.test-grid > div:first-child > p:not(.eyebrow) { max-width: 620px; margin: 24px 0 32px; color: #303020; font-size: 18px; }
.test-spec { border: 1px solid rgba(10, 10, 10, .22); border-radius: var(--radius-lg); background: rgba(10, 10, 10, .05); }
.test-spec > div { display: grid; gap: 6px; padding: 18px 22px; }
.test-spec > div + div { border-top: 1px solid rgba(10, 10, 10, .18); }
.test-spec span { margin-bottom: 4px; color: #4b4b30; font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.test-spec strong { font-size: 15px; }
.test-spec p { margin: 3px 0 0; color: #303020; font-size: 14px; line-height: 1.45; }

.pricing-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.price-group { padding: 32px; border: 1px solid var(--hairline); border-radius: var(--radius-lg); background: var(--surface-card); }
.price-group:first-child { grid-row: span 2; }
.price-group h3 { margin-bottom: 28px; color: var(--primary); }
.price-group dl { margin: 0; }
.price-group dl > div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: start; padding: 18px 0; border-top: 1px solid var(--hairline); }
.price-group dt { color: var(--body); }
.price-group dt small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; }
.price-group dd { margin: 0; font-size: 18px; font-weight: 700; text-align: right; white-space: nowrap; }

.faq-section { background: var(--surface-soft); }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 96px; }
.faq-grid .section-intro { max-width: 480px; margin-top: 24px; }
.faq-list { border-top: 1px solid var(--hairline-strong); }
.faq-list details { border-bottom: 1px solid var(--hairline-strong); }
.faq-list summary { min-height: 72px; display: grid; grid-template-columns: 1fr 32px; gap: 24px; align-items: center; padding: 14px 0; color: var(--ink); font-size: 17px; font-weight: 600; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { display: grid; width: 32px; height: 32px; place-items: center; border-radius: 50%; background: var(--surface-card); color: var(--primary); font-size: 22px; font-weight: 400; transition: transform .18s ease, background-color .18s ease; }
.faq-list summary:hover span { background: var(--surface-elevated); }
.faq-list summary:active span { background: var(--hairline-strong); }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { max-width: 680px; margin: -4px 52px 24px 0; color: var(--body); }

.final-cta { padding: 48px 0; border-top: 1px solid var(--hairline); }
.final-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 48px; padding: 48px; border-radius: var(--radius-lg); background: var(--surface-card); }
.final-cta h2 { font-size: 40px; }
.final-cta .eyebrow { margin-bottom: 10px; }

.site-footer { padding: 52px 0; border-top: 1px solid var(--hairline); color: var(--muted); }
.footer-grid { display: grid; grid-template-columns: 1fr 2fr 1fr; gap: 32px; align-items: center; }
.footer-grid p { margin: 0; text-align: center; font-size: 14px; }
.footer-grid > a:last-child { justify-self: end; }

[hidden] { display: none !important; }

@media (max-width: 1024px) {
  :root { --section: 80px; }
  .container { width: min(calc(100% - 48px), var(--container)); }
  .nav-links { gap: 16px; }
  .hero { padding-top: 80px; }
  .hero-grid { grid-template-columns: minmax(0, 1.2fr) minmax(340px, .8fr); gap: 40px; }
  .hero-effect { margin-top: 44px; }
  .problem-grid { grid-template-columns: 120px 1fr 34px 100px 1fr; gap: 14px; }
  .section-head { gap: 48px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .capability.wide { grid-column: span 2; }
  .integration-grid, .test-grid, .faq-grid { gap: 56px; }
  .calculator-shell { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  :root { --section: 64px; }
  .container { width: min(calc(100% - 32px), var(--container)); }
  .site-header { height: 64px; }
  .nav-links { display: none; }
  .nav-shell { gap: 12px; }
  .header-cta { margin-left: auto; min-height: 44px; padding: 10px 14px; font-size: 12px; }
  .brand { flex: 0 0 auto; }
  .hero { padding: 64px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  h1 { font-size: clamp(42px, 12vw, 56px); letter-spacing: -1.8px; }
  h2 { font-size: clamp(34px, 9vw, 44px); letter-spacing: -1.4px; }
  .hero-lead { font-size: 18px; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .hero-actions .button { width: 100%; }
  .hero-effect { margin-top: 40px; }
  .console { box-shadow: none; }
  .problem-grid { min-height: 0; grid-template-columns: 1fr; gap: 10px; padding-block: 28px; }
  .problem-grid p { font-size: 16px; }
  .problem-arrow { transform: rotate(90deg); text-align: left; }
  .section-head { grid-template-columns: 1fr; gap: 24px; margin-bottom: 36px; }
  .section-head > p { font-size: 16px; }
  .route-tabs { grid-template-columns: 1fr; gap: 4px; }
  .route-panel { padding: 16px; }
  .route-steps { grid-template-columns: 1fr; }
  .route-steps article { min-height: 0; }
  .route-steps span { margin-bottom: 18px; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability, .capability.wide { grid-column: auto; min-height: auto; padding: 24px; }
  .capability .card-emphasis { margin-top: 44px; }
  .services-grid .capability { min-height: auto; }
  .calculator-inputs { grid-template-columns: 1fr; }
  .calculator-inputs label { padding: 18px; }
  .calculator-inputs label > span { min-height: 0; }
  .calculator-results > div { grid-template-columns: minmax(104px, 1fr) minmax(76px, .7fr) minmax(92px, .9fr); gap: 10px; padding: 14px 16px; }
  .calculator-results strong { font-size: 15px; }
  .calculator-results .revenue-result strong { font-size: 15px; }
  .stats-grid { grid-template-columns: 1fr; gap: 42px; }
  .stats-grid strong { margin-bottom: 24px; }
  .integration-grid, .test-grid, .faq-grid { grid-template-columns: 1fr; gap: 44px; }
  .test-grid { padding-block: 64px; }
  .pricing-groups { grid-template-columns: 1fr; }
  .price-group:first-child { grid-row: auto; }
  .price-group { padding: 24px; }
  .price-group dl > div { grid-template-columns: 1fr; gap: 8px; }
  .price-group dd { text-align: left; }
  .faq-list summary { font-size: 16px; }
  .faq-list details p { margin-right: 0; }
  .final-cta-inner { display: grid; padding: 32px 24px; }
  .final-cta h2 { font-size: 34px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid p { text-align: left; }
  .footer-grid > a:last-child { justify-self: start; }
}

@media (max-width: 430px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .brand > span:last-child { display: none; }
  .header-cta { max-width: 224px; }
  .hero-effect { grid-template-columns: 1fr; gap: 8px; }
  .hero-effect strong { font-size: 38px; }
  .console-log li { grid-template-columns: 24px 64px minmax(126px, 1fr); gap: 8px; padding-inline: 12px; }
  .console-bar, .console-footer { padding-inline: 12px; }
  .console-footer { align-items: flex-start; flex-direction: column; }
  .route-panel { padding: 12px; }
  .route-steps article { padding: 20px; }
  .price-group { padding: 20px; }
  .calculator-results > div { grid-template-columns: minmax(96px, 1fr) 72px 86px; gap: 8px; padding-inline: 12px; }
  .calculator-results .result-head { font-size: 9px; letter-spacing: .2px; }
  .calculator-results > div > span:first-child { font-size: 12px; }
  .calculator-results strong, .calculator-results .revenue-result strong { font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}