:root {
  color-scheme: dark;
  --paper: #070b0f;
  --paper-soft: #0d1418;
  --ink: #f4f7f2;
  --muted: #9ba8ad;
  --quiet: #627079;
  --line: #1c2930;
  --sage: #67c794;
  --copper: #f08b56;
  --clay: #e5c65f;
  --black: #050708;
  --white: #f5f3ea;
  --canvas-line: rgba(244, 247, 242, 0.055);
  --canvas-base-node: rgba(244, 247, 242, 0.17);
  --canvas-web-node: rgba(63, 157, 235, 0.84);
  --canvas-web-line: rgba(63, 157, 235, 0.34);
  --canvas-mobile-node: rgba(61, 220, 132, 0.84);
  --canvas-mobile-line: rgba(61, 220, 132, 0.30);
  --canvas-desktop-node: rgba(242, 80, 34, 0.86);
  --canvas-desktop-line: rgba(242, 80, 34, 0.32);
  --canvas-active: rgba(240, 139, 86, 0.96);
  --canvas-active-soft: rgba(240, 139, 86, 0.30);
  --canvas-surface: rgba(244, 247, 242, 0.055);
  --canvas-surface-line: rgba(244, 247, 242, 0.17);
  --canvas-surface-fill: rgba(244, 247, 242, 0.13);
  --canvas-hub: rgba(248, 243, 234, 0.88);
}

html[data-theme="light"] {
  color-scheme: light;
  --paper: #fbfbf7;
  --paper-soft: #f0f3ef;
  --ink: #101820;
  --muted: #5f6972;
  --quiet: #8d969d;
  --line: #dbe2dd;
  --sage: #2e8f5b;
  --copper: #c05d35;
  --clay: #b28b18;
  --black: #0f161b;
  --white: #fbfbf7;
  --canvas-line: rgba(16, 24, 32, 0.075);
  --canvas-base-node: rgba(16, 24, 32, 0.19);
  --canvas-web-node: rgba(24, 126, 203, 0.82);
  --canvas-web-line: rgba(24, 126, 203, 0.36);
  --canvas-mobile-node: rgba(36, 162, 91, 0.82);
  --canvas-mobile-line: rgba(36, 162, 91, 0.32);
  --canvas-desktop-node: rgba(210, 71, 34, 0.84);
  --canvas-desktop-line: rgba(210, 71, 34, 0.32);
  --canvas-active: rgba(178, 139, 24, 0.96);
  --canvas-active-soft: rgba(178, 139, 24, 0.28);
  --canvas-surface: rgba(255, 255, 255, 0.55);
  --canvas-surface-line: rgba(16, 24, 32, 0.14);
  --canvas-surface-fill: rgba(16, 24, 32, 0.11);
  --canvas-hub: rgba(16, 24, 32, 0.82);
}

* {
  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;
}

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

button,
input {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 5;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 clamp(20px, 5vw, 64px);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 82%, transparent);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 750;
}

.brand-mark {
  width: 34px;
  height: 34px;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px color-mix(in srgb, var(--black) 54%, transparent));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(16px, 4vw, 34px);
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

.nav-links a:hover,
.site-footer a:hover {
  color: var(--copper);
}

.theme-toggle {
  position: relative;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--ink) 36%, transparent);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.theme-toggle:hover {
  border-color: var(--copper);
}

.theme-icon {
  position: relative;
  display: block;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-radius: 999px;
}

.theme-icon::after {
  content: "";
  position: absolute;
  inset: -2px -2px -2px 50%;
  background: var(--paper);
  border-radius: 0 999px 999px 0;
}

html[data-theme="light"] .theme-icon::after {
  inset: -5px auto auto 6px;
  width: 8px;
  height: 8px;
  background: var(--paper);
  border-radius: 999px;
  box-shadow: -7px 7px 0 1px var(--paper);
}

.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: 112px clamp(20px, 6vw, 84px) clamp(84px, 12vh, 132px);
  border-bottom: 1px solid var(--line);
}

#surface-map {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.98;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 30%;
  background: linear-gradient(to bottom, transparent, var(--paper));
  pointer-events: none;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 860px;
  transform: translateY(18px);
}

.section-kicker {
  margin: 0 0 18px;
  color: var(--copper);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  margin: 0;
  font-size: clamp(76px, 12vw, 168px);
  line-height: 0.84;
  letter-spacing: 0;
}

.hero-title {
  display: flex;
  align-items: flex-end;
  gap: 0;
  max-width: 100%;
}

.hero-lettermark {
  width: clamp(88px, 11.5vw, 172px);
  height: clamp(88px, 11.5vw, 172px);
  flex: 0 0 auto;
  object-fit: contain;
  margin-right: clamp(-13px, -0.9vw, -6px);
  transform: translateY(0.06em);
  filter: drop-shadow(0 18px 42px color-mix(in srgb, var(--black) 58%, transparent));
}

.hero-line {
  max-width: 690px;
  margin: 30px 0 0;
  color: color-mix(in srgb, var(--ink) 90%, var(--muted));
  font-size: clamp(22px, 3vw, 36px);
  line-height: 1.12;
  font-weight: 650;
}

.email-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-size: 14px;
  font-weight: 760;
}

.email-form button:hover {
  background: var(--copper);
  border-color: var(--copper);
}

.statement,
.metrics-band,
.system-band {
  padding: clamp(52px, 7vw, 86px) clamp(20px, 6vw, 84px);
}

.statement {
  background: var(--black);
  color: var(--white);
}

.statement-inner,
.system-heading {
  max-width: 980px;
}

.statement h2,
.system-heading h2 {
  margin: 0;
  max-width: 820px;
  font-size: clamp(30px, 4.2vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
}

.statement p:last-child {
  max-width: 760px;
  margin: 26px 0 0;
  color: color-mix(in srgb, var(--white) 78%, transparent);
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.42;
}

.system-heading > p:last-child {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 1.7vw, 21px);
  line-height: 1.48;
}

mark {
  padding: 0 0.1em;
  background: color-mix(in srgb, var(--copper) 22%, transparent);
  color: inherit;
}

.metrics-band {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(34px, 5vw, 62px);
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric-grid article {
  min-height: 232px;
  padding: clamp(22px, 2.8vw, 32px);
  background: var(--paper-soft);
}

.metric-grid span {
  display: block;
  margin-bottom: 42px;
  color: var(--copper);
  font-size: 12px;
  font-weight: 850;
}

.metric-grid h3 {
  margin: 0 0 16px;
  color: var(--ink);
  font-size: clamp(21px, 2vw, 30px);
  line-height: 1.04;
  letter-spacing: 0;
}

.metric-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
}

.system-band {
  background: var(--paper);
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: clamp(32px, 5vw, 62px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--line);
}

.signal-list p {
  min-height: 132px;
  margin: 0;
  padding: clamp(22px, 3vw, 32px);
  background: var(--paper-soft);
  color: var(--muted);
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.45;
}

.signal-list strong {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  font-size: clamp(22px, 2.3vw, 30px);
  line-height: 1;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.9fr);
  gap: clamp(28px, 6vw, 82px);
  align-items: start;
  padding: clamp(36px, 6vw, 64px) clamp(20px, 6vw, 84px);
  background: var(--black);
  color: var(--white);
}

.site-footer p {
  margin: 0;
  color: color-mix(in srgb, var(--white) 68%, transparent);
  font-size: 16px;
  line-height: 1.55;
}

.footer-brand {
  color: var(--white) !important;
  font-weight: 800;
}

.email-form {
  display: grid;
  gap: 12px;
}

.email-form label {
  color: var(--copper);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

.email-row {
  display: flex;
  gap: 10px;
}

.email-form input {
  min-width: 0;
  flex: 1;
  min-height: 46px;
  border: 1px solid color-mix(in srgb, var(--white) 26%, transparent);
  background: color-mix(in srgb, var(--white) 6%, transparent);
  color: var(--white);
  padding: 0 14px;
  outline: none;
}

.email-form input:focus {
  border-color: var(--copper);
}

.email-form input::placeholder {
  color: color-mix(in srgb, var(--white) 42%, transparent);
}

.email-form a {
  justify-self: start;
  color: color-mix(in srgb, var(--white) 68%, transparent);
  font-weight: 700;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: color-mix(in srgb, var(--white) 62%, transparent) !important;
  font-size: 14px !important;
}

@media (max-width: 760px) {
  .site-header {
    height: 64px;
  }

  .nav-links {
    gap: 16px;
  }

  .hero {
    min-height: 88vh;
    padding-top: 94px;
    padding-bottom: 82px;
  }

  #surface-map {
    opacity: 0.62;
  }

  h1 {
    font-size: clamp(58px, 20vw, 88px);
  }

  .hero-copy {
    transform: translateY(0);
  }

  .metric-grid,
  .signal-list,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .metric-grid article {
    min-height: 168px;
  }

  .metric-grid span {
    margin-bottom: 28px;
  }

  .signal-list p {
    min-height: 116px;
  }

  .email-row {
    display: grid;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}