:root {
  color-scheme: light;
  --ink: #101b18;
  --muted: #5a6662;
  --line: #dfe8e4;
  --paper: #fbfdfc;
  --white: #ffffff;
  --green: #18bc9c;
  --green-dark: #087963;
  --blue: #274e91;
  --gold: #c88d16;
  --red: #c6533d;
  --shadow: 0 22px 70px rgba(16, 27, 24, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
}
a { color: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 0 clamp(20px, 5vw, 68px);
  background: rgba(251, 253, 252, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}
.brand, .nav { display: flex; align-items: center; gap: 14px; }
.brand { font-weight: 850; text-decoration: none; letter-spacing: 0; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  color: var(--white);
  background: var(--green-dark);
  border-radius: 7px;
  box-shadow: 0 10px 24px rgba(8, 121, 99, 0.22);
}
.nav a, .ghost-button {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.ghost-button {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 8px;
  padding: 10px 16px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(430px, 0.9fr);
  gap: clamp(34px, 5vw, 82px);
  align-items: center;
  min-height: min(820px, calc(100vh - 72px));
  padding: clamp(52px, 6.5vw, 88px) clamp(20px, 6vw, 78px) 42px;
  background:
    linear-gradient(135deg, rgba(24, 188, 156, 0.11), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f6fbf8 100%);
}
.hero > * { min-width: 0; }
.eyebrow {
  margin: 0 0 12px;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}
h1, h2, h3, p { margin-top: 0; }
p { overflow-wrap: break-word; }
h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(3.1rem, 5.65vw, 5.65rem);
  line-height: 0.96;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}
h1 span { display: block; }
h2 { font-size: clamp(2.05rem, 4vw, 3.85rem); line-height: 1.02; letter-spacing: 0; }
h3 { font-size: 1.25rem; }
.lede {
  max-width: 650px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  line-height: 1.7;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }
.primary-button, .secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 900;
  text-decoration: none;
}
.text-button {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  color: var(--green-dark);
  font-weight: 900;
  text-decoration: none;
}
.primary-button {
  color: var(--white);
  border: 0;
  background: var(--green-dark);
  box-shadow: 0 16px 34px rgba(8, 121, 99, 0.22);
}
.secondary-button { color: var(--ink); border: 1px solid var(--line); background: var(--white); }
.primary-button:hover, .secondary-button:hover, .ghost-button:hover { transform: translateY(-1px); }
.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 680px;
  margin: 0;
}
.stats div {
  padding: 20px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(16, 27, 24, 0.05);
}
.stats dt { font-size: 2rem; font-weight: 950; }
.stats dd { margin: 4px 0 0; color: var(--muted); }
.hero-visual img, .split img {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}
.hero-visual {
  position: relative;
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: -16px 24px 22px -16px;
  z-index: 0;
  border: 1px solid rgba(8, 121, 99, 0.2);
  border-radius: 8px;
}
.hero-visual img { position: relative; z-index: 1; }

.signal-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 1px clamp(20px, 6vw, 78px);
  background: var(--line);
  border-block: 1px solid var(--line);
}
.signal-strip div {
  display: grid;
  gap: 5px;
  min-height: 112px;
  align-content: center;
  padding: 18px 22px;
  background: var(--white);
}
.signal-strip strong { font-size: 1.05rem; }
.signal-strip span { color: var(--muted); line-height: 1.45; }

.proof-band {
  display: grid;
  grid-template-columns: minmax(280px, 0.64fr) 1fr;
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: 56px clamp(20px, 6vw, 78px);
  background: #eef8f4;
  border-block: 1px solid var(--line);
}
.proof-band img { width: 100%; border-radius: 8px; box-shadow: 0 18px 48px rgba(8, 121, 99, 0.13); }
.proof-band p, .section p { color: var(--muted); line-height: 1.7; }

.section { padding: 88px clamp(20px, 6vw, 78px); }
.section-head { max-width: 860px; margin-bottom: 28px; }
.lab-carousel {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(280px, 0.62fr);
  gap: 1px;
  margin-bottom: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow);
}
.lab-carousel-copy,
.lab-carousel-visual {
  min-height: 420px;
  background: var(--white);
}
.lab-carousel-copy {
  display: grid;
  align-content: center;
  padding: clamp(28px, 5vw, 58px);
}
.lab-carousel-copy span {
  color: var(--green-dark);
  font-weight: 950;
}
.lab-carousel-copy h3 {
  max-width: 720px;
  margin: 14px 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
}
#labTags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 6px 0 30px;
  padding: 0;
  list-style: none;
}
#labTags li {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: #f8fbfa;
  font-weight: 800;
}
.carousel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.carousel-actions button,
.carousel-actions a {
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  color: var(--ink);
  font-weight: 900;
  text-decoration: none;
}
.carousel-actions a {
  color: var(--white);
  border-color: var(--green-dark);
  background: var(--green-dark);
}
.lab-carousel-visual {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, #eef8f4, #ffffff 54%),
    var(--white);
}
.lab-orbit {
  position: relative;
  width: min(76vw, 330px);
  aspect-ratio: 1;
  border: 2px solid #cfe2da;
  border-radius: 50%;
}
.lab-orbit::before,
.lab-orbit::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 2px solid rgba(39, 78, 145, 0.18);
  border-radius: 50%;
}
.lab-orbit::after {
  inset: 34%;
  background: #101b18;
  box-shadow: 0 16px 42px rgba(16, 27, 24, 0.18);
}
.lab-orbit span {
  position: absolute;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--white);
  font-weight: 950;
}
.lab-orbit span:nth-child(1) { top: -12px; left: calc(50% - 35px); color: var(--green-dark); }
.lab-orbit span:nth-child(2) { right: -12px; top: calc(50% - 35px); color: var(--blue); }
.lab-orbit span:nth-child(3) { bottom: -12px; left: calc(50% - 35px); color: var(--gold); }
.lab-orbit span:nth-child(4) { left: -12px; top: calc(50% - 35px); color: var(--red); }
.lab-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.lab-grid article {
  min-height: 304px;
  padding: 28px;
  background: var(--white);
}
.lab-grid span { color: var(--gold); font-weight: 950; }
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.8fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  background: var(--white);
}
.check-list { padding-left: 20px; color: var(--ink); line-height: 1.9; }
.route-panel { background: #eef5fb; }
.frame-toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.frame-toolbar button {
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  font-weight: 850;
}
.frame-toolbar button[aria-pressed="true"] { color: var(--white); background: var(--blue); border-color: var(--blue); }
iframe {
  width: 100%;
  min-height: 560px;
  border: 1px solid #b7c9df;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}
.register-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(380px, 0.82fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: start;
  background: linear-gradient(180deg, #ffffff, #f5fbf8);
}
.learn-more-section {
  min-height: calc(100vh - 72px);
}
.learn-more-section h1 {
  font-size: clamp(2.8rem, 5vw, 5rem);
}
.learn-more-graphic {
  display: block;
  width: 100%;
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}
.lead-form {
  display: grid;
  gap: 14px;
  padding: clamp(22px, 3vw, 34px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.lead-form label { display: grid; gap: 7px; color: var(--muted); font-weight: 800; }
.lead-form input, .lead-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  background: #fbfdfc;
}
.lead-form input:focus, .lead-form textarea:focus {
  outline: 3px solid rgba(24, 188, 156, 0.18);
  border-color: var(--green-dark);
}
.form-status { min-height: 24px; margin: 0; font-weight: 800; }
.form-status.error { color: var(--red); }
.form-status.success { color: var(--green-dark); }
.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  padding: 28px 6vw;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

@media (max-width: 980px) {
  .hero, .proof-band, .split, .register-section, .lab-carousel { grid-template-columns: 1fr; }
  .lab-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .signal-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav { gap: 10px; }
  .hero-copy, .lede { max-width: 100%; }
  h1 { font-size: 2.85rem; line-height: 1.04; }
}
@media (max-width: 680px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 14px 18px; }
  .nav { width: 100%; overflow-x: auto; padding-bottom: 4px; }
  .hero, .section { padding-inline: 20px; }
  .hero-copy, .lede { max-width: 350px; }
  h1 { font-size: 2.15rem; line-height: 1.1; }
  .stats, .lab-grid, .signal-strip, .form-row { grid-template-columns: 1fr; }
  .signal-strip { padding-inline: 20px; }
  iframe { min-height: 460px; }
  .lab-carousel-copy, .lab-carousel-visual { min-height: auto; }
  .lab-carousel-visual { padding: 42px 0; }
}