:root {
  --cream: #f5f2e9;
  --green: #173c32;
  --green-soft: #31574c;
  --line: rgba(23, 60, 50, 0.18);
  --white: #fbfaf5;
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--green);
  font-family: "DM Sans", sans-serif;
  line-height: 1.55;
}

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

.site-header {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: 28px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.13em;
  font-size: 18px;
}

.header-link, .text-link {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.header-link span, .text-link span, .button span { margin-left: 7px; }

.hero {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  min-height: 76vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 90px 0 120px;
}

.eyebrow, .section-label, .card-label, .mono {
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow { margin-bottom: 30px; }

h1, h2, h3, p { margin-top: 0; }

h1 {
  max-width: 900px;
  margin-bottom: 28px;
  font-size: clamp(64px, 9vw, 128px);
  line-height: 0.92;
  letter-spacing: -0.065em;
  font-weight: 600;
}

h1 em, h2 em {
  font-style: normal;
  font-weight: 400;
}

.hero-copy {
  max-width: 600px;
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.35;
  color: var(--green-soft);
}

.hero-actions {
  display: flex;
  gap: 26px;
  align-items: center;
  margin-top: 28px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 19px;
  border: 1px solid var(--green);
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}

.button:hover { transform: translateY(-2px); }

.button-dark {
  background: var(--green);
  color: var(--cream);
}

.button-outline:hover {
  background: var(--green);
  color: var(--cream);
}

.status {
  margin-top: 44px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: .72;
}

.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  margin-right: 8px;
}

.intro, .standard, .research, .waitlist {
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
}

.intro {
  padding: 100px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: 60px;
}

.intro h2, .research h2, .waitlist h2 {
  font-size: clamp(40px, 5vw, 72px);
  line-height: .98;
  letter-spacing: -.045em;
  font-weight: 500;
  max-width: 760px;
}

.lead {
  max-width: 730px;
  font-size: 20px;
  line-height: 1.5;
  color: var(--green-soft);
}

.pillars {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.pillar {
  padding: 52px max(24px, calc((100vw - var(--max)) / 2));
  border-right: 1px solid var(--line);
}

.pillar:last-child { border-right: 0; }

.pillar + .pillar {
  padding-left: 40px;
  padding-right: 40px;
}

.number {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}

.pillar h3 {
  font-size: 28px;
  line-height: 1.05;
  letter-spacing: -.025em;
  margin: 55px 0 15px;
}

.pillar p { color: var(--green-soft); max-width: 300px; }

.standard {
  padding: 120px 0;
}

.standard-top {
  display: flex;
  justify-content: space-between;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.mono { margin: 0; opacity: .65; }

.standard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  padding-top: 55px;
}

.standard h2 {
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1;
  letter-spacing: -.05em;
  font-weight: 500;
}

.topics {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 28px 0 30px;
}

.topics span {
  border: 1px solid var(--line);
  padding: 9px 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
}

.small-note {
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 15px;
}

.research {
  padding: 110px 0 120px;
  border-top: 1px solid var(--line);
}

.research-copy { margin: 35px 0 55px; }

.research-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.research-card {
  background: var(--white);
  padding: 38px;
  min-height: 390px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.card-label { opacity: .65; }

.research-card h3 {
  font-size: 32px;
  line-height: 1.05;
  letter-spacing: -.03em;
  margin: 55px 0 16px;
}

.research-card > p:not(.card-label):not(.offer) {
  color: var(--green-soft);
  max-width: 520px;
}

.research-card .button { margin-top: 20px; }

.offer {
  margin-top: auto;
  padding-top: 25px;
  font-size: 13px;
  color: var(--green-soft);
}

.waitlist {
  border-top: 1px solid var(--line);
  padding: 110px 0;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: end;
}

.waitlist p:not(.section-label) {
  color: var(--green-soft);
  max-width: 470px;
}

.waitlist-form label {
  display: block;
  font-family: "IBM Plex Mono", monospace;
  font-size: 11px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.input-row { display: flex; }

.input-row input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 1px solid var(--green);
  border-right: 0;
  padding: 15px;
  font: inherit;
  color: var(--green);
}

.input-row button {
  border: 1px solid var(--green);
  background: var(--green);
  color: var(--cream);
  padding: 0 22px;
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  cursor: pointer;
}

.waitlist-form small {
  display: block;
  margin-top: 10px;
  font-size: 11px;
  color: var(--green-soft);
}

footer {
  border-top: 1px solid var(--line);
  width: min(calc(100% - 48px), var(--max));
  margin: 0 auto;
  padding: 32px 0 45px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  font-size: 13px;
}

footer p { margin: 0; color: var(--green-soft); }

.footer-note {
  grid-column: 1 / -1;
  max-width: 700px;
  font-size: 11px;
  opacity: .75;
}

@media (max-width: 760px) {
  .site-header, .hero, .intro, .standard, .research, .waitlist, footer {
    width: min(calc(100% - 32px), var(--max));
  }

  .hero { min-height: 78vh; padding: 65px 0 80px; }

  h1 { font-size: clamp(56px, 17vw, 92px); }

  .intro, .standard-grid, .research-cards, .waitlist {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .pillars { grid-template-columns: 1fr; }

  .pillar, .pillar + .pillar {
    padding: 38px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .pillar:last-child { border-bottom: 0; }

  .pillar h3 { margin-top: 35px; }

  .standard { padding: 80px 0; }

  .research { padding: 80px 0; }

  .research-card { min-height: 0; }

  footer { grid-template-columns: 1fr; }
  .footer-note { grid-column: auto; }
}