:root,
[data-theme='light'] {
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 8rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --color-bg: #f4f1ea;
  --color-surface: #fffdf7;
  --color-surface-2: #e9e2d5;
  --color-surface-offset: #ded5c5;
  --color-border: #cec2b1;
  --color-text: #191714;
  --color-text-muted: #676058;
  --color-text-faint: #978d80;
  --color-text-inverse: #f8f4ec;
  --color-primary: #1f5b4e;
  --color-primary-hover: #173f38;
  --color-primary-highlight: #d8e4de;
  --color-rust: #9a4729;
  --color-gold: #bb8a20;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px oklch(0.24 0.025 70 / 0.07);
  --shadow-md: 0 8px 28px oklch(0.24 0.025 70 / 0.1);
  --shadow-lg: 0 24px 80px oklch(0.24 0.025 70 / 0.15);
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --content-wide: 1180px;
}

[data-theme='dark'] {
  --color-bg: #151512;
  --color-surface: #1f1e19;
  --color-surface-2: #29271f;
  --color-surface-offset: #333024;
  --color-border: #484438;
  --color-text: #f1ebdf;
  --color-text-muted: #b0a798;
  --color-text-faint: #7e7669;
  --color-text-inverse: #171614;
  --color-primary: #96cfbd;
  --color-primary-hover: #b8e5d6;
  --color-primary-highlight: #21362f;
  --color-rust: #d9825f;
  --color-gold: #e5bf64;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.28);
  --shadow-md: 0 8px 28px oklch(0 0 0 / 0.34);
  --shadow-lg: 0 24px 80px oklch(0 0 0 / 0.42);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}

body {
  min-height: 100dvh;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background:
    linear-gradient(90deg, color-mix(in oklab, var(--color-text) 3%, transparent) 1px, transparent 1px),
    linear-gradient(color-mix(in oklab, var(--color-text) 3%, transparent) 1px, transparent 1px),
    radial-gradient(circle at 8% 10%, color-mix(in oklab, var(--color-rust) 16%, transparent), transparent 30rem),
    radial-gradient(circle at 88% 18%, color-mix(in oklab, var(--color-primary) 14%, transparent), transparent 34rem),
    var(--color-bg);
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: '';
  opacity: 0.33;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.32'/%3E%3C/svg%3E");
  mix-blend-mode: soft-light;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

a,
button {
  transition:
    color var(--transition-interactive),
    background-color var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive),
    box-shadow var(--transition-interactive);
}

button {
  font: inherit;
  cursor: pointer;
  color: inherit;
  background: none;
  border: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 0.95;
  text-wrap: balance;
  letter-spacing: -0.055em;
}

p {
  max-width: 68ch;
  text-wrap: pretty;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

::selection {
  color: var(--color-text);
  background: color-mix(in oklab, var(--color-primary) 24%, transparent);
}

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 100;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-inverse);
  background: var(--color-text);
  border-radius: var(--radius-full);
  transform: translateY(calc(-100% - var(--space-6)));
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(100% - var(--space-8), var(--content-wide));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: var(--space-4);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - var(--space-8), var(--content-wide));
  min-height: 68px;
  margin: var(--space-4) auto 0;
  padding: var(--space-2);
  background: color-mix(in oklab, var(--color-surface) 82%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 52px;
  padding-inline: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}

.brand:hover {
  background: color-mix(in oklab, var(--color-primary) 10%, transparent);
}

.brand-mark {
  width: 42px;
  color: var(--color-primary);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  line-height: 1;
  letter-spacing: -0.02em;
}

.brand small {
  margin-top: 0.15rem;
  font-size: var(--text-xs);
  line-height: 1;
  color: var(--color-text-muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-links a,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding-inline: var(--space-4);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
}

.nav-links a:hover,
.theme-toggle:hover {
  color: var(--color-text);
  background: color-mix(in oklab, var(--color-text) 8%, transparent);
}

.theme-toggle {
  padding-inline: var(--space-3);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
}

.theme-toggle svg {
  width: 20px;
}

.hero {
  min-height: calc(100dvh - 92px);
  display: grid;
  align-items: center;
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(280px, 0.72fr);
  align-items: center;
  gap: clamp(var(--space-10), 7vw, var(--space-24));
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  font-size: var(--text-xs);
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.eyebrow::before {
  width: 0.65rem;
  height: 0.65rem;
  content: '';
  background: currentColor;
  border-radius: var(--radius-full);
}

h1 {
  max-width: 12ch;
  font-size: var(--text-hero);
}

.hero-text {
  max-width: 56ch;
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 800;
  border-radius: var(--radius-full);
}

.button-primary {
  color: var(--color-text-inverse);
  background: var(--color-text);
  box-shadow: var(--shadow-md);
}

.button-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.button-secondary {
  color: var(--color-text);
  border: 1px solid color-mix(in oklab, var(--color-text) 18%, transparent);
  background: color-mix(in oklab, var(--color-surface) 72%, transparent);
}

.button-secondary:hover {
  border-color: color-mix(in oklab, var(--color-primary) 42%, transparent);
  background: color-mix(in oklab, var(--color-primary) 12%, transparent);
}

.signal-card {
  position: relative;
  padding: var(--space-4);
  background: color-mix(in oklab, var(--color-surface) 72%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: clamp(var(--radius-xl), 4vw, 2rem);
  box-shadow: var(--shadow-lg);
}

.signal-card::before,
.signal-card::after {
  position: absolute;
  content: '';
  border-radius: var(--radius-full);
}

.signal-card::before {
  top: -10%;
  right: 16%;
  width: 36%;
  aspect-ratio: 1;
  background: color-mix(in oklab, var(--color-gold) 22%, transparent);
  filter: blur(28px);
}

.signal-card::after {
  right: -8%;
  bottom: 7%;
  width: 26%;
  aspect-ratio: 1;
  background: color-mix(in oklab, var(--color-primary) 26%, transparent);
  filter: blur(24px);
}

.signal-screen {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 430px;
  place-items: center;
  padding: var(--space-8);
  overflow: hidden;
  color: var(--color-primary);
  background:
    linear-gradient(transparent 49%, color-mix(in oklab, var(--color-primary) 16%, transparent) 50%, transparent 51%),
    radial-gradient(circle at center, color-mix(in oklab, var(--color-primary) 16%, transparent), transparent 58%),
    #10120f;
  background-size: 100% 12px, auto, auto;
  border: 1px solid color-mix(in oklab, var(--color-primary) 22%, transparent);
  border-radius: calc(clamp(var(--radius-xl), 4vw, 2rem) - var(--space-4));
}

.signal-screen::after {
  position: absolute;
  inset: var(--space-4);
  pointer-events: none;
  content: '';
  border: 1px solid color-mix(in oklab, var(--color-primary) 24%, transparent);
  border-radius: var(--radius-lg);
}

.signal-logo {
  width: min(58%, 220px);
  filter: drop-shadow(0 0 24px color-mix(in oklab, var(--color-primary) 42%, transparent));
}

.signal-screen p,
.signal-screen span {
  position: absolute;
  left: var(--space-6);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  letter-spacing: 0.12em;
}

.signal-screen p {
  bottom: var(--space-8);
  font-size: var(--text-xs);
  font-weight: 700;
}

.signal-screen span {
  bottom: var(--space-4);
  font-size: var(--text-xs);
  color: color-mix(in oklab, var(--color-primary) 72%, white);
}

.apps-section {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.6fr);
  gap: var(--space-8);
  align-items: end;
  margin-bottom: var(--space-8);
}

.section-heading .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: calc(var(--space-4) * -1);
}

h2 {
  max-width: 13ch;
  font-size: var(--text-2xl);
}

.section-heading p:not(.eyebrow) {
  color: var(--color-text-muted);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
}

.app-card {
  display: flex;
  flex-direction: column;
  grid-column: span 3;
  min-height: 330px;
  padding: clamp(var(--space-5), 3vw, var(--space-8));
  background: color-mix(in oklab, var(--color-surface) 84%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  content-visibility: auto;
}

.app-card-featured {
  grid-column: span 4;
  background:
    linear-gradient(135deg, color-mix(in oklab, var(--color-primary) 16%, transparent), transparent 42%),
    color-mix(in oklab, var(--color-surface) 88%, transparent);
}

.app-card:nth-child(2) {
  grid-column: span 2;
}

.app-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: auto;
}

.card-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding-inline: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 800;
  line-height: 1;
  color: var(--color-text-muted);
  background: color-mix(in oklab, var(--color-text) 7%, transparent);
  border-radius: var(--radius-full);
}

.app-card h3 {
  margin-top: var(--space-12);
  font-size: var(--text-xl);
}

.app-card p {
  margin-top: var(--space-4);
  color: var(--color-text-muted);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: fit-content;
  min-height: 44px;
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-primary);
}

.card-link:hover {
  gap: var(--space-3);
  color: var(--color-primary-hover);
}

.about-section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.65fr);
  gap: clamp(var(--space-8), 7vw, var(--space-20));
  padding: clamp(var(--space-6), 5vw, var(--space-12));
  background: var(--color-text);
  color: var(--color-text-inverse);
  border-radius: clamp(var(--radius-xl), 3vw, 2rem);
}

.about-grid .eyebrow {
  color: color-mix(in oklab, var(--color-gold) 80%, white);
}

.about-grid h2 {
  max-width: 16ch;
}

.about-copy {
  display: grid;
  gap: var(--space-5);
  align-content: end;
  color: color-mix(in oklab, var(--color-text-inverse) 72%, transparent);
}

.site-footer {
  padding-block: var(--space-8);
  color: var(--color-text-muted);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-sm);
}

.footer-grid a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  font-weight: 800;
  color: var(--color-text);
}

.footer-grid a:hover {
  color: var(--color-primary);
}

.policy-page {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.policy-hero {
  padding-block: clamp(var(--space-8), 6vw, var(--space-16));
}

.policy-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: clamp(var(--space-8), 7vw, var(--space-20));
  align-items: end;
}

.policy-page h1 {
  max-width: 11ch;
  font-size: clamp(3rem, 1.2rem + 5vw, 6.5rem);
}

.policy-summary {
  padding: var(--space-6);
  background: color-mix(in oklab, var(--color-surface) 84%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.policy-summary dl {
  display: grid;
  gap: var(--space-4);
}

.policy-summary div {
  display: grid;
  gap: var(--space-1);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid color-mix(in oklab, var(--color-text) 10%, transparent);
}

.policy-summary div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.policy-summary dt {
  font-size: var(--text-xs);
  font-weight: 800;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.policy-summary dd {
  font-size: var(--text-sm);
  font-weight: 700;
}

.policy-summary a,
.policy-document a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.policy-document {
  max-width: 880px;
  padding: clamp(var(--space-6), 5vw, var(--space-12));
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
  border-radius: clamp(var(--radius-xl), 3vw, 2rem);
  box-shadow: var(--shadow-md);
}

.policy-document h2,
.policy-document h3 {
  max-width: none;
  letter-spacing: -0.035em;
}

.policy-document h2 {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  font-size: clamp(1.75rem, 1.25rem + 1.4vw, 2.8rem);
  border-top: 1px solid color-mix(in oklab, var(--color-text) 12%, transparent);
}

.policy-document h2:first-of-type {
  margin-top: var(--space-8);
}

.policy-document h3 {
  margin-top: var(--space-7);
  font-size: clamp(1.25rem, 1.05rem + 0.7vw, 1.75rem);
}

.policy-document p,
.policy-document li {
  color: var(--color-text-muted);
}

.policy-document p,
.policy-document ul,
.policy-document address {
  margin-top: var(--space-4);
}

.policy-document ul {
  display: grid;
  gap: var(--space-3);
  padding-left: var(--space-6);
}

.policy-document li::marker {
  color: var(--color-primary);
}

.policy-document strong {
  color: var(--color-text);
}

.policy-effective {
  width: fit-content;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  background: color-mix(in oklab, var(--color-primary) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-primary) 24%, transparent);
  border-radius: var(--radius-full);
}

.policy-document address {
  color: var(--color-text-muted);
  font-style: normal;
}

@media (max-width: 880px) {
  .site-header {
    align-items: stretch;
    border-radius: var(--radius-xl);
  }

  .brand small {
    display: none;
  }

  .nav-links a {
    padding-inline: var(--space-3);
  }

  .hero-grid,
  .section-heading,
  .about-grid,
  .policy-hero-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-block: var(--space-16);
  }

  h1 {
    max-width: 10ch;
  }

  .signal-card {
    order: -1;
    max-width: 420px;
  }

  .signal-screen {
    min-height: 300px;
  }

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

  .app-card,
  .app-card-featured,
  .app-card:nth-child(2) {
    grid-column: auto;
    min-height: 280px;
  }
}

@media (max-width: 620px) {
  .container,
  .site-header {
    width: min(100% - var(--space-4), var(--content-wide));
  }

  .site-header {
    position: static;
    flex-direction: column;
    gap: var(--space-1);
  }

  .brand {
    width: 100%;
    justify-content: center;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    padding-inline: var(--space-1);
  }

  .nav-links a,
  .theme-toggle {
    flex: 1;
    padding-inline: var(--space-2);
  }

  .theme-toggle {
    flex: 0 0 44px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .signal-card {
    width: 100%;
  }

  .about-grid {
    padding: var(--space-6);
  }

  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}