:root {
  color-scheme: light;
  --bg: #ffffff;
  --bg-soft: #f7f7f7;
  --bg-panel: rgba(255, 255, 255, 0.78);
  --bg-panel-strong: rgba(255, 255, 255, 0.92);
  --text: #111111;
  --text-muted: #5f5f5f;
  --text-soft: #737373;
  --line: #e5e5e5;
  --line-strong: #cfcfcf;
  --accent: #111111;
  --shadow-soft: 0 20px 60px rgba(17, 17, 17, 0.08);
  --shadow-strong: 0 28px 90px rgba(17, 17, 17, 0.12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(17, 17, 17, 0.06), transparent 30%),
    radial-gradient(circle at top right, rgba(17, 17, 17, 0.05), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #fafafa 58%, #f4f4f4 100%);
  color: var(--text);
  font-family: "Manrope", ui-sans-serif, system-ui, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button,
input,
textarea {
  font: inherit;
}

.page-shell {
  position: relative;
  overflow: clip;
}

.ambient {
  position: absolute;
  z-index: 0;
  width: 34rem;
  height: 34rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(17, 17, 17, 0.07), rgba(17, 17, 17, 0));
  filter: blur(32px);
  pointer-events: none;
}

.ambient-left {
  left: -12rem;
  top: 6rem;
}

.ambient-right {
  right: -10rem;
  top: 28rem;
}

.site-header,
.section {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2rem), var(--container));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(17, 17, 17, 0.14);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow-soft);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-copy strong {
  font-size: 0.98rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-copy span {
  color: var(--text-soft);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-soft);
}

.site-nav a {
  color: var(--text-muted);
  font-size: 0.94rem;
  font-weight: 600;
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.3rem;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow-soft);
}

.nav-toggle span {
  width: 1.1rem;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 180ms ease, opacity 180ms ease;
}

.section {
  padding: 4.5rem 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.95fr);
  gap: 2rem;
  align-items: center;
  padding-top: 4.5rem;
}

.eyebrow,
.card-label,
.card-index,
.timeline-step {
  margin: 0;
  color: var(--text-soft);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.architecture-copy h2,
.proof-card h2,
.cta-panel h2 {
  margin: 1rem 0 0;
  font-size: clamp(2.8rem, 5vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.section-heading h2,
.architecture-copy h2,
.proof-card h2,
.cta-panel h2 {
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 0.98;
}

.hero-text,
.section-heading p:last-child,
.architecture-copy p:last-child,
.proof-card p:last-child,
.cta-panel p:last-child,
.service-card p:last-child,
.timeline-item p:last-child,
.hero-card p:last-child {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.35rem;
  padding: 0 1.25rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 700;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

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

.button-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.button-secondary {
  border-color: rgba(17, 17, 17, 0.12);
  background: rgba(255, 255, 255, 0.56);
  color: var(--text);
}

.hero-points,
.mini-list,
.stack-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.hero-points li,
.mini-list li,
.stack-list li {
  position: relative;
  padding-left: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.hero-points li::before,
.mini-list li::before,
.stack-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65rem;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 999px;
  background: var(--text);
}

.panel {
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--bg-panel-strong), rgba(255, 255, 255, 0.72));
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-soft);
}

.hero-panel {
  padding: 1.25rem;
}

.panel-topline,
.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-topline {
  color: var(--text-soft);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.hero-card,
.service-card,
.timeline-item,
.architecture-card,
.proof-card,
.cta-panel {
  padding: 1.5rem;
}

.hero-card {
  min-height: 12rem;
  border: 1px solid rgba(17, 17, 17, 0.07);
  border-radius: var(--radius-lg);
  background: rgba(249, 249, 249, 0.82);
}

.hero-card h2 {
  margin: 0.8rem 0 0;
  font-size: 1.45rem;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.hero-card-wide {
  grid-column: 1 / -1;
}

.metric {
  margin: 0.75rem 0 0;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.hero-terminal {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: var(--radius-lg);
  background: #111111;
  color: #f5f5f5;
  box-shadow: var(--shadow-strong);
}

.terminal-bar {
  justify-content: flex-start;
  gap: 0.45rem;
}

.terminal-bar span {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
}

.hero-terminal pre {
  margin: 1rem 0 0;
  overflow: auto;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.82rem;
  line-height: 1.8;
}

.marquee {
  padding-top: 0.75rem;
  padding-bottom: 0;
}

.marquee-track {
  display: flex;
  gap: 1rem;
  overflow: hidden;
  padding: 1rem 0;
  white-space: nowrap;
  width: max-content;
  min-width: 100%;
  animation: marquee-scroll 24s linear infinite;
}

.marquee-track span {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.section-heading {
  max-width: 52rem;
}

.section-heading.narrow {
  max-width: 40rem;
}

.service-grid,
.timeline,
.architecture-panels,
.proof-grid {
  display: grid;
  gap: 1rem;
}

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

.service-card h3,
.timeline-item h3 {
  margin: 0.85rem 0 0;
  font-size: 1.5rem;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 1.5rem;
  align-items: start;
}

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

.architecture-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

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

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

.cta-panel {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 520ms ease,
    transform 520ms ease;
}

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

@keyframes marquee-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-50% - 0.5rem));
  }
}

@media (max-width: 1100px) {
  .hero,
  .split-section,
  .architecture-section,
  .cta-panel {
    grid-template-columns: 1fr;
    display: grid;
  }

  .timeline,
  .proof-grid,
  .architecture-panels {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .site-nav {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 0;
    display: none;
    min-width: 15rem;
    flex-direction: column;
    align-items: stretch;
    padding: 0.85rem;
    border-radius: 1.25rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .hero {
    padding-top: 3rem;
  }

  .service-grid,
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-card-wide {
    grid-column: auto;
  }

  .hero-points {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header,
  .section {
    width: min(calc(100% - 1.2rem), var(--container));
  }

  .section {
    padding: 3.25rem 0;
  }

  .hero h1,
  .section-heading h2,
  .architecture-copy h2,
  .proof-card h2,
  .cta-panel h2 {
    font-size: clamp(2rem, 12vw, 3rem);
  }

  .hero-card,
  .service-card,
  .timeline-item,
  .architecture-card,
  .proof-card,
  .cta-panel,
  .hero-panel {
    padding: 1.2rem;
  }
}

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

  .marquee-track {
    animation: none;
  }

  .reveal,
  .reveal.is-visible,
  .button,
  .nav-toggle span {
    transition: none;
    transform: none;
    opacity: 1;
  }
}