@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap");
@import url("/_tokens.css");

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  background: radial-gradient(circle at 16% 12%, color-mix(in srgb, var(--color-accent-soft) 52%, transparent), transparent 52%), radial-gradient(circle at 92% 18%, color-mix(in srgb, var(--color-bg-soft) 58%, transparent), transparent 48%), var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: var(--line-relaxed);
  transition: background-color var(--motion-base), color var(--motion-base);
}

a {
  color: inherit;
}

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

.skip-link {
  position: absolute;
  inset-block-start: calc(var(--space-sm) * -1);
  inset-inline-start: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-bg-elevated);
  border: 0.0625rem solid var(--color-border-default);
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 600;
  transform: translateY(calc(var(--space-2xl) * -1));
  transition: transform var(--motion-fast);
  z-index: 20;
}

.skip-link:focus-visible {
  transform: translateY(0);
  outline: 0.125rem solid var(--color-focus);
  outline-offset: 0.125rem;
}

.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 10;
  backdrop-filter: blur(1rem);
  background: color-mix(in srgb, var(--color-bg-primary) 82%, transparent);
  border-block-end: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 62%, transparent);
}

.container {
  width: min(var(--size-content), calc(100% - (var(--space-xl) * 2)));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding-block: var(--space-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--color-text-primary);
}

.brand-mark {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--color-accent-primary);
}

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

.nav-links a {
  text-decoration: none;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  transition: background-color var(--motion-fast), color var(--motion-fast);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: color-mix(in srgb, var(--color-accent-soft) 55%, transparent);
  color: var(--color-text-primary);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.theme-toggle {
  width: var(--size-button-height);
  height: var(--size-button-height);
  border-radius: var(--radius-full);
  border: 0.0625rem solid var(--color-border-default);
  background: var(--color-bg-elevated);
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--motion-fast), border-color var(--motion-fast), color var(--motion-fast), background-color var(--motion-fast);
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  transform: translateY(-0.0625rem);
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}

.theme-toggle svg {
  width: var(--size-icon);
  height: var(--size-icon);
}

main {
  display: grid;
  gap: var(--space-3xl);
  padding-block-end: var(--space-3xl);
}

.hero {
  position: relative;
  padding-block: calc(var(--space-3xl) + var(--space-xl)) var(--space-3xl);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--hero-overlay-start), var(--hero-overlay-end));
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
  gap: var(--space-2xl);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--font-size-2xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  margin: 0;
}

.eyebrow-dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-primary);
  box-shadow: 0 0 0.75rem color-mix(in srgb, var(--color-accent-primary) 45%, transparent);
  animation: pulse var(--motion-slow) infinite alternate;
}

.hero h1 {
  margin: var(--space-md) 0 var(--space-md);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(var(--font-size-2xl), 6vw, var(--font-size-3xl));
  line-height: var(--line-tight);
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.hero p {
  margin: 0;
  max-width: 56ch;
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
}

.hero-actions {
  margin-block-start: var(--space-xl);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  min-height: var(--size-button-height);
  padding-inline: var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  border: 0.0625rem solid transparent;
  text-decoration: none;
  transition: transform var(--motion-fast), background-color var(--motion-fast), color var(--motion-fast), border-color var(--motion-fast);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-0.0625rem);
}

.btn-primary {
  background: var(--color-accent-primary);
  color: var(--color-accent-text);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-accent-strong);
}

.btn-subtle {
  background: color-mix(in srgb, var(--color-bg-elevated) 70%, transparent);
  border-color: var(--color-border-default);
  color: var(--color-text-primary);
}

.btn-subtle:hover,
.btn-subtle:focus-visible {
  background: var(--color-bg-elevated);
  border-color: var(--color-border-strong);
}

.signal-panel {
  background: linear-gradient(160deg, color-mix(in srgb, var(--color-bg-elevated) 92%, transparent), color-mix(in srgb, var(--color-bg-secondary) 88%, transparent));
  border: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 65%, transparent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-lg);
}

.signal-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.signal-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  line-height: var(--line-tight);
}

.signal-subtitle {
  margin: var(--space-2xs) 0 0;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.signal-dot {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: var(--radius-full);
  background: var(--color-success);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
}

.signal-cell {
  border: 0.0625rem solid var(--color-border-default);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-bg-elevated) 72%, transparent);
  padding: var(--space-sm);
}

.signal-label {
  margin: 0;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--font-size-2xs);
  color: var(--color-text-muted);
}

.signal-value {
  margin: var(--space-2xs) 0 0;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
}

.network {
  position: relative;
  margin-block-start: var(--space-lg);
  border: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 58%, transparent);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-bg-secondary) 80%, transparent);
  overflow: hidden;
}

.network svg {
  width: 100%;
  height: auto;
}

.network path {
  stroke-dasharray: 2 2;
  animation: path-flow 6s linear infinite;
}

.section {
  scroll-margin-top: calc(var(--space-3xl) * 1.3);
}

.section-header {
  display: grid;
  gap: var(--space-sm);
  max-width: var(--size-content-narrow);
  margin-block-end: var(--space-xl);
}

.section-header h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-2xl));
  line-height: var(--line-tight);
  letter-spacing: -0.01em;
}

.section-header p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.pillars,
.case-grid,
.roadmap {
  display: grid;
  gap: var(--space-md);
}

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

.card {
  background: color-mix(in srgb, var(--color-bg-elevated) 88%, transparent);
  border: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 72%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  line-height: var(--line-tight);
}

.card p {
  margin: var(--space-sm) 0 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.metric-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-block-start: var(--space-lg);
}

.metric {
  background: color-mix(in srgb, var(--color-bg-elevated) 92%, transparent);
  border: 0.0625rem solid var(--color-border-default);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.metric strong {
  display: block;
  font-size: var(--font-size-xl);
  line-height: var(--line-tight);
  font-family: var(--font-display);
}

.metric span {
  display: block;
  margin-block-start: var(--space-2xs);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

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

.road-step {
  position: relative;
  padding-inline-start: var(--space-lg);
}

.road-step::before {
  content: "";
  position: absolute;
  inset-inline-start: var(--space-xs);
  inset-block-start: var(--space-xs);
  width: var(--space-xs);
  height: var(--space-xs);
  border-radius: var(--radius-full);
  background: var(--color-accent-primary);
}

.road-step h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
}

.road-step p {
  margin: var(--space-xs) 0 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
}

.case-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.case-grid .card {
  min-height: 100%;
}

.case-tag {
  margin: 0;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--font-size-2xs);
  color: var(--color-text-muted);
}

.inline-link {
  color: var(--color-accent-strong);
  text-decoration: none;
  border-block-end: 0.0625rem solid color-mix(in srgb, var(--color-accent-primary) 55%, transparent);
}

.inline-link:hover,
.inline-link:focus-visible {
  color: var(--color-accent-primary);
}

.contact-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-lg);
  align-items: center;
  background: linear-gradient(150deg, color-mix(in srgb, var(--color-bg-elevated) 95%, transparent), color-mix(in srgb, var(--color-accent-soft) 34%, transparent));
  border: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 72%, transparent);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.contact-wrap h2 {
  margin: 0;
  font-family: var(--font-display);
  line-height: var(--line-tight);
}

.contact-wrap p {
  margin: var(--space-sm) 0 0;
  color: var(--color-text-secondary);
}

.site-footer {
  border-block-start: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 70%, transparent);
  padding-block: var(--space-lg);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  align-items: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.footer-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-links a {
  text-decoration: none;
}

.page-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-main {
  flex: 1;
  padding-block: var(--space-2xl) var(--space-3xl);
}

.page-main .container {
  max-width: var(--size-content-narrow);
}

.page-title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-xl), 4.5vw, var(--font-size-2xl));
  line-height: var(--line-tight);
}

.page-lead {
  margin: 0 0 var(--space-xl);
  color: var(--color-text-secondary);
}

.policy-block {
  background: color-mix(in srgb, var(--color-bg-elevated) 90%, transparent);
  border: 0.0625rem solid color-mix(in srgb, var(--color-border-default) 72%, transparent);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-md);
}

.policy-block h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  line-height: var(--line-tight);
}

.policy-block p,
.policy-block li {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.policy-block ul {
  margin: 0;
  padding-inline-start: var(--space-lg);
  display: grid;
  gap: var(--space-xs);
}

.notfound {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
}

.notfound h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-2xl), 7vw, calc(var(--font-size-3xl) * 1.2));
  line-height: var(--line-tight);
}

.notfound p {
  margin: var(--space-sm) auto var(--space-lg);
  max-width: 42ch;
  color: var(--color-text-secondary);
}

.reveal {
  opacity: 0;
  transform: translateY(var(--space-sm));
  transition: opacity var(--motion-slow), transform var(--motion-slow);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 0.125rem solid var(--color-focus);
  outline-offset: 0.125rem;
}

@keyframes pulse {
  from {
    transform: scale(0.88);
  }

  to {
    transform: scale(1.12);
  }
}

@keyframes path-flow {
  from {
    stroke-dashoffset: 0;
  }

  to {
    stroke-dashoffset: 24;
  }
}

@media (max-width: 64rem) {
  .hero-grid,
  .pillars,
  .roadmap,
  .metric-board,
  .case-grid,
  .contact-wrap {
    grid-template-columns: minmax(0, 1fr);
  }

  .header-inner {
    flex-wrap: wrap;
  }

  .nav-links {
    order: 2;
    width: 100%;
    justify-content: flex-start;
    overflow: auto;
    padding-block-end: var(--space-2xs);
  }
}

@media (max-width: 42rem) {
  body {
    background: var(--color-bg-primary);
  }

  .container {
    width: calc(100% - (var(--space-md) * 2));
  }

  .hero {
    padding-block-start: var(--space-2xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

  .site-header {
    position: static;
  }

  .page-main {
    padding-block-start: var(--space-xl);
  }
}

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