:root {
  color-scheme: light;
  --ink: #17212b;
  --muted: #526171;
  --paper: #f7f8f5;
  --surface: #ffffff;
  --line: #d9dfd8;
  --green: #0f6f5c;
  --green-dark: #09483c;
  --blue: #2457a6;
  --amber: #d88a1d;
  --red: #c75043;
  --shadow: 0 20px 60px rgba(23, 33, 43, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 56px);
  background: rgba(247, 248, 245, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 6px;
  background: var(--green-dark);
  color: #ffffff;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.top-nav a:hover {
  color: var(--ink);
}

.hero {
  display: grid;
  min-height: calc(100vh - 70px);
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
  padding: clamp(48px, 7vw, 88px) clamp(20px, 5vw, 72px) 42px;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.hero-lede {
  max-width: 680px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: 6px;
  padding: 12px 18px;
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  background: var(--ink);
  color: #ffffff;
}

.button.secondary {
  background: transparent;
  color: var(--ink);
}

.button:hover {
  transform: translateY(-1px);
}

.hero-metrics {
  display: grid;
  max-width: 680px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 36px 0 0;
}

.hero-metrics div {
  border-left: 3px solid var(--green);
  padding-left: 14px;
}

.hero-metrics dt {
  color: var(--muted);
  font-size: 0.86rem;
}

.hero-metrics dd {
  margin: 2px 0 0;
  font-size: 1.5rem;
  font-weight: 900;
}

.signal-board {
  position: relative;
  display: grid;
  gap: 24px;
  min-height: 560px;
  align-content: space-between;
  border: 1px solid rgba(23, 33, 43, 0.1);
  border-radius: 8px;
  padding: clamp(22px, 4vw, 38px);
  background:
    linear-gradient(120deg, rgba(15, 111, 92, 0.12), rgba(36, 87, 166, 0.12)),
    var(--surface);
  box-shadow: var(--shadow);
}

.board-header,
.board-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.board-header strong {
  color: var(--red);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1;
}

.noise-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(44px, 1fr));
  gap: 12px;
}

.noise-dot {
  aspect-ratio: 1;
  border-radius: 8px;
  background: var(--green);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
}

.noise-dot.high {
  background: var(--red);
}

.noise-dot.medium {
  background: var(--amber);
}

.noise-dot.low {
  background: var(--green);
}

.board-bars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
  min-height: 128px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.board-bars span {
  display: block;
  height: var(--value);
  min-height: 28px;
  border-radius: 6px 6px 0 0;
  background: var(--blue);
}

.section-inner {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(64px, 8vw, 110px) 0;
}

.section-band {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 800px;
  margin-bottom: 34px;
}

.section-heading p,
.manifesto p,
.contact-copy p,
.continuity p {
  color: var(--muted);
  font-size: 1.05rem;
}

.manifesto .section-inner {
  max-width: 980px;
}

.manifesto p:last-child {
  max-width: 880px;
  font-size: clamp(1.12rem, 2vw, 1.45rem);
}

.pain-list,
.deliverable-grid,
.package-grid,
.continuity-grid,
.lens-steps {
  display: grid;
  gap: 16px;
}

.pain-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pain-list article,
.deliverable-grid article,
.package-grid article,
.continuity-grid article,
.lens-steps article {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: var(--surface);
}

.pain-list p,
.deliverable-grid p,
.package-grid p,
.package-grid span,
.continuity-grid p,
.lens-steps p,
.indicator-list dd {
  margin: 0;
  color: var(--muted);
}

.lens-steps,
.deliverable-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.lens-steps span {
  display: inline-block;
  margin-bottom: 30px;
  color: var(--green);
  font-weight: 900;
}

.indicators-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 48px;
  align-items: start;
}

.indicator-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.indicator-list div {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 0 0 14px;
}

.indicator-list dt {
  color: var(--blue);
  font-size: 1.4rem;
  font-weight: 900;
}

.package-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.package-grid article {
  display: grid;
  gap: 14px;
}

.package-grid .featured {
  border-color: rgba(15, 111, 92, 0.45);
  box-shadow: var(--shadow);
}

.package-grid strong {
  font-size: 1.25rem;
}

.continuity-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(340px, 1.2fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: start;
}

.lead-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: clamp(18px, 3vw, 28px);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 800;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
}

.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  outline: 3px solid rgba(36, 87, 166, 0.18);
  border-color: var(--blue);
}

.full {
  grid-column: 1 / -1;
}

.form-status {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--green-dark);
  font-weight: 700;
}

.download-link {
  display: none;
  grid-column: 1 / -1;
  color: var(--blue);
  font-weight: 800;
}

.download-link.visible {
  display: inline-flex;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 4vw, 56px);
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 980px) {
  .hero,
  .indicators-layout,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .signal-board {
    min-height: 420px;
  }

  .pain-list,
  .lens-steps,
  .deliverable-grid,
  .package-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .site-header {
    position: static;
    align-items: flex-start;
  }

  .top-nav {
    display: none;
  }

  .hero {
    padding-top: 40px;
  }

  .hero-metrics,
  .pain-list,
  .lens-steps,
  .deliverable-grid,
  .package-grid,
  .continuity-grid,
  .lead-form {
    grid-template-columns: 1fr;
  }

  .signal-board {
    min-height: 360px;
  }

  .board-footer {
    display: grid;
  }

  .site-footer {
    display: grid;
  }
}