:root {
  --ink: #111315;
  --paper: #f7f7f4;
  --white: #ffffff;
  --muted: #686b70;
  --line: #d9dad6;
  --dark-line: #2a2d30;
  --green: #00a676;
  --green-dark: #007f5b;
  --gold: #d5a832;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Space Grotesk", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; }
.shell { width: min(100% - 40px, var(--max)); margin: 0 auto; }
.mono { font-family: "IBM Plex Mono", monospace; font-size: 12px; letter-spacing: 0; text-transform: uppercase; }
.eyebrow { color: var(--green-dark); margin: 0 0 18px; }

.site-nav { position: sticky; top: 0; z-index: 50; background: rgba(17, 19, 21, .96); color: var(--white); border-bottom: 1px solid var(--dark-line); }
.site-nav .shell { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.site-logo img { display: block; width: auto; height: 44px; }
.site-links { display: flex; align-items: center; gap: 28px; }
.site-links a { color: #b9bbbd; text-decoration: none; font-size: 14px; }
.site-links a:hover { color: var(--white); }

.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 13px 20px; border: 1px solid transparent; border-radius: 4px; background: var(--green); color: #071510; font-family: "IBM Plex Mono", monospace; font-size: 13px; font-weight: 500; line-height: 1.35; text-align: center; text-decoration: none; cursor: pointer; }
.button:hover { background: #13bb89; }
.button.secondary { background: transparent; color: inherit; border-color: currentColor; }
.button.secondary:hover { background: rgba(255,255,255,.08); }
.button.dark { background: var(--ink); color: var(--white); }

.hero-band { background: var(--ink); color: var(--white); border-bottom: 1px solid var(--dark-line); }
.hero-band .shell { min-height: min(720px, calc(100vh - 78px)); padding: 84px 0 72px; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 72px; align-items: center; }
.hero-copy h1 { max-width: 850px; margin: 0; font-size: clamp(50px, 7.2vw, 92px); line-height: .98; letter-spacing: 0; }
.hero-copy h1 span { color: var(--green); }
.hero-side { border-left: 1px solid var(--dark-line); padding-left: 38px; }
.hero-side p { margin: 0; color: #b9bbbd; font-size: 18px; line-height: 1.65; }
.hero-actions { display: grid; gap: 12px; margin-top: 30px; }
.hero-proof { margin-top: 26px; color: #8e9295; line-height: 1.7; }

.proof-band { background: #1a1d1f; color: var(--white); border-bottom: 1px solid var(--dark-line); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-item { min-height: 124px; padding: 26px 24px; border-right: 1px solid var(--dark-line); }
.proof-item:last-child { border-right: 0; }
.proof-item strong { display: block; font-size: 20px; margin-bottom: 7px; }
.proof-item span { color: #8e9295; font-size: 13px; line-height: 1.45; }

.section { padding: 92px 0; border-bottom: 1px solid var(--line); }
.section.dark { background: var(--ink); color: var(--white); border-color: var(--dark-line); }
.section-head { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 52px; margin-bottom: 48px; }
.section-head h2 { margin: 0; font-size: clamp(34px, 5vw, 58px); line-height: 1.02; letter-spacing: 0; }
.section-head p { max-width: 640px; margin: 5px 0 0; color: var(--muted); font-size: 18px; line-height: 1.65; }
.dark .section-head p { color: #a6aaad; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); }
.feature { min-height: 260px; padding: 30px; border-right: 1px solid var(--line); }
.feature:last-child { border-right: 0; }
.feature .mono { color: var(--green-dark); }
.feature h3 { margin: 38px 0 12px; font-size: 22px; }
.feature p { margin: 0; color: var(--muted); line-height: 1.65; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--dark-line); }
.step { padding: 28px; border-right: 1px solid var(--dark-line); }
.step:last-child { border-right: 0; }
.step h3 { margin: 22px 0 10px; font-size: 19px; }
.step p { margin: 0; color: #a6aaad; line-height: 1.6; font-size: 15px; }

.case-study { display: grid; grid-template-columns: 1.2fr .8fr; border: 1px solid var(--line); background: var(--white); }
.case-study img { display: block; width: 100%; height: 100%; object-fit: cover; }
.case-copy { padding: 42px; }
.case-copy h3 { margin: 18px 0 14px; font-size: 32px; }
.case-copy p { color: var(--muted); line-height: 1.65; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); margin: 28px 0; }
.metric { padding: 20px 18px 0 0; }
.metric strong { display: block; font-size: 26px; }
.metric span { display: block; margin-top: 5px; color: var(--muted); font-size: 13px; }

.offer { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.offer-price { border: 1px solid var(--line); padding: 38px; background: var(--white); }
.offer-price .price { font-size: 48px; font-weight: 700; margin: 12px 0 4px; }
.offer-price p { color: var(--muted); line-height: 1.6; }
.checklist { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.checklist li { padding: 17px 0 17px 30px; border-bottom: 1px solid var(--line); position: relative; line-height: 1.5; }
.checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--green-dark); font-weight: 700; }

.faq { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 52px; }
.faq h2 { margin: 0; font-size: 38px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { padding: 26px 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0 0 10px; font-size: 19px; }
.faq-item p { margin: 0; color: var(--muted); line-height: 1.65; }

.lead-band { background: var(--green); color: #071510; }
.lead-band .shell { padding: 72px 0; display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
.lead-band h2 { margin: 0 0 10px; max-width: 760px; font-size: clamp(36px, 5vw, 62px); line-height: 1.02; }
.lead-band p { max-width: 700px; margin: 0; font-size: 18px; line-height: 1.6; }

.legal { width: min(100% - 40px, 840px); margin: 0 auto; padding: 76px 0 100px; }
.legal h1 { font-size: clamp(42px, 7vw, 72px); line-height: 1; margin: 0 0 18px; }
.legal h2 { margin: 48px 0 14px; font-size: 26px; }
.legal h3 { margin: 28px 0 10px; font-size: 19px; }
.legal p, .legal li { color: #46494d; line-height: 1.75; }
.legal-meta { color: var(--muted); margin-bottom: 42px; }

.site-footer { background: var(--ink); color: var(--white); padding: 58px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; padding-bottom: 44px; border-bottom: 1px solid var(--dark-line); }
.site-footer img { height: 46px; width: auto; }
.site-footer p, .site-footer a { color: #969a9d; line-height: 1.6; }
.footer-links { display: grid; align-content: start; gap: 10px; }
.footer-links a { text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 26px; color: #777b7f; }

@media (max-width: 820px) {
  .site-links a:not(.button) { display: none; }
  .site-links { margin-left: auto; }
  .site-nav .button { padding: 11px 13px; font-size: 11px; }
  .hero-band .shell { min-height: auto; padding: 58px 0; grid-template-columns: 1fr; gap: 38px; }
  .hero-side { border-left: 0; border-top: 1px solid var(--dark-line); padding: 28px 0 0; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(-n+2) { border-bottom: 1px solid var(--dark-line); }
  .section { padding: 64px 0; }
  .section-head, .faq, .offer { grid-template-columns: 1fr; gap: 28px; }
  .feature-grid, .steps { grid-template-columns: 1fr; }
  .feature, .step { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .dark .step { border-color: var(--dark-line); }
  .case-study { grid-template-columns: 1fr; }
  .case-study img { aspect-ratio: 16 / 8; }
  .case-copy, .offer-price { padding: 28px 22px; }
  .lead-band .shell { padding: 56px 0; grid-template-columns: 1fr; gap: 26px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 480px) {
  .shell { width: min(100% - 28px, var(--max)); }
  .site-logo img { height: 36px; }
  .site-nav .shell { min-height: 68px; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-item { border-right: 0; border-bottom: 1px solid var(--dark-line); }
  .proof-item:nth-child(3) { border-bottom: 1px solid var(--dark-line); }
  .hero-copy h1 { font-size: 44px; }
  .metric-grid { grid-template-columns: 1fr; }
}