:root {
  --bg: #08131a;
  --bg-deep: #050b0f;
  --panel: rgba(10, 22, 29, 0.78);
  --panel-strong: rgba(12, 25, 34, 0.92);
  --line: rgba(153, 187, 199, 0.14);
  --text: #edf6f4;
  --muted: #9bb7be;
  --accent: #ff8f3f;
  --accent-2: #ffd166;
  --accent-3: #7fe6cb;
  --accent-4: #a7d8ff;
  --shadow: 0 25px 80px rgba(0, 0, 0, 0.34);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", "Trebuchet MS", sans-serif;
  background:
    radial-gradient(circle at 15% 18%, rgba(255, 143, 63, 0.18), transparent 24%),
    radial-gradient(circle at 88% 16%, rgba(127, 230, 203, 0.12), transparent 20%),
    radial-gradient(circle at 50% 60%, rgba(167, 216, 255, 0.09), transparent 35%),
    linear-gradient(180deg, #0a151d 0%, var(--bg) 42%, var(--bg-deep) 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 88%);
}

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

button,
input,
textarea,
select {
  font: inherit;
}

code,
pre {
  font-family: "IBM Plex Mono", "SFMono-Regular", "Menlo", monospace;
}

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

.container {
  width: min(var(--container), calc(100vw - 32px));
  margin: 0 auto;
}

.container-narrow {
  width: min(820px, calc(100vw - 32px));
  margin: 0 auto;
}

.page-glow {
  position: fixed;
  width: 32rem;
  height: 32rem;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.26;
  pointer-events: none;
  z-index: 0;
}

.page-glow-left {
  left: -10rem;
  top: 14rem;
  background: rgba(255, 143, 63, 0.32);
}

.page-glow-right {
  right: -10rem;
  top: 30rem;
  background: rgba(127, 230, 203, 0.22);
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  position: sticky;
  top: 0;
  padding: 18px 0;
  backdrop-filter: blur(18px);
  background: rgba(5, 11, 15, 0.55);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #101820;
  font-weight: 700;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  box-shadow: 0 12px 30px rgba(255, 143, 63, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--muted);
  font-size: 0.93rem;
}

.brand-text strong {
  color: var(--text);
  font-size: 1rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 18px;
  color: var(--muted);
  font-size: 0.96rem;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.hero,
.page-hero {
  padding: 88px 0 44px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 26px;
  align-items: start;
}

.pilot-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.8fr);
  gap: 26px;
  align-items: start;
  padding: 88px 0 44px;
}

.page-title,
h1,
h2,
h3 {
  margin: 0;
  line-height: 1;
}

h1,
.page-title {
  font-size: clamp(3.1rem, 8vw, 6rem);
  letter-spacing: -0.05em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.04em;
  max-width: 18ch;
}

h3 {
  font-size: 1.3rem;
  line-height: 1.1;
}

p {
  margin: 0;
}

.hero-copy,
.hero-panel,
.pilot-copy,
.pilot-form,
.feature-card,
.explainer-card,
.proof-card,
.code-shell,
.start-card,
.stack-diagram,
.pillars article,
.asset-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 36px;
  border-radius: var(--radius-xl);
}

.pilot-copy,
.pilot-form {
  padding: 30px;
  border-radius: var(--radius-xl);
}

.hero-panel,
.asset-card,
.start-card,
.stack-diagram,
.code-shell {
  border-radius: var(--radius-xl);
}

.hero-panel,
.stack-diagram,
.start-card,
.asset-card {
  padding: 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  padding: 8px 12px;
  border-radius: 999px;
  color: #181108;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent-2), #f8a95d);
}

.lede {
  margin-top: 18px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.14rem;
  line-height: 1.6;
}

.support-copy {
  margin-top: 14px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.cta-row,
.signal-list,
.hero-metrics,
.feature-grid,
.pillars,
.explainer-grid,
.proof-grid,
.start-actions,
.asset-grid,
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.cta-row {
  margin-top: 24px;
}

.signal-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.signal-list li {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}

.btn,
.text-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn {
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

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

.btn-primary {
  color: #111;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
}

.btn-secondary {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.text-link {
  margin-top: 16px;
  color: var(--accent-3);
  font-weight: 700;
}

.terminal-card {
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(7, 16, 21, 0.96), rgba(5, 9, 13, 0.98));
}

.terminal-bar {
  display: flex;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.terminal-bar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.terminal-bar span:first-child {
  background: #ff8b7b;
}

.terminal-bar span:nth-child(2) {
  background: #ffd166;
}

.terminal-bar span:nth-child(3) {
  background: #7fe6cb;
}

pre {
  margin: 0;
  padding: 18px 18px 22px;
  overflow-x: auto;
  color: #dff5ef;
  line-height: 1.7;
  font-size: 0.92rem;
}

.hero-metrics {
  margin-top: 18px;
}

.hero-metrics article,
.pillars article,
.proof-card,
.feature-card,
.explainer-card,
.asset-card {
  flex: 1 1 220px;
  padding: 22px;
  border-radius: var(--radius-lg);
}

.hero-metrics article {
  min-height: 132px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.7rem;
}

.hero-metrics span,
.feature-card p,
.explainer-card p,
.proof-card p,
.pillars p,
.start-card p,
.asset-card p {
  color: var(--muted);
  line-height: 1.6;
}

.section-grid,
.stack-section,
.proof-section,
.code-section,
.start-section,
.asset-section,
.pilot-grid-section {
  padding: 34px 0;
}

.pilot-form {
  display: grid;
  gap: 16px;
}

.pilot-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 700;
}

.pilot-form input,
.pilot-form textarea,
.pilot-form select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  padding: 12px 14px;
  outline: none;
}

.pilot-form textarea {
  resize: vertical;
}

.pilot-form input:focus,
.pilot-form textarea:focus,
.pilot-form select:focus {
  border-color: rgba(127, 230, 203, 0.62);
  box-shadow: 0 0 0 3px rgba(127, 230, 203, 0.14);
}

.form-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-status {
  color: var(--muted);
  line-height: 1.5;
}

.section-heading {
  margin-bottom: 20px;
}

.feature-grid,
.explainer-grid,
.proof-grid,
.asset-grid {
  align-items: stretch;
}

.asset-grid {
  gap: 18px;
}

.asset-card img {
  margin-top: 18px;
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.asset-card-wide {
  width: 100%;
}

.accent-amber {
  background:
    linear-gradient(180deg, rgba(255, 209, 102, 0.12), rgba(255, 255, 255, 0.03)),
    var(--panel);
}

.accent-sage {
  background:
    linear-gradient(180deg, rgba(127, 230, 203, 0.12), rgba(255, 255, 255, 0.03)),
    var(--panel);
}

.accent-ink {
  background:
    linear-gradient(180deg, rgba(167, 216, 255, 0.12), rgba(255, 255, 255, 0.03)),
    var(--panel);
}

.stack-layer {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--panel-strong);
}

.layer-label,
.card-tag {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent-3);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stack-arrow {
  width: 2px;
  height: 34px;
  margin: 10px auto;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), var(--accent-3));
}

.pillars {
  margin-top: 18px;
}

.explainer-card h3,
.proof-card h3,
.feature-card h3,
.pillars h3,
.asset-card h3 {
  margin-bottom: 12px;
}

.code-shell {
  overflow: hidden;
}

.tab-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 18px 18px 0;
}

.tab-button {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
}

.tab-button.is-active {
  color: #111;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent-4), var(--accent-3));
}

.code-panel {
  padding: 8px 18px 18px;
}

.start-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
}

.site-footer {
  padding: 24px 0 56px;
}

.footer-shell {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.footer-shell code {
  padding: 0.12rem 0.3rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
}

.footer-links a {
  color: var(--accent-3);
}

@media (max-width: 980px) {
  .hero,
  .pilot-hero,
  .start-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: static;
  }

  .nav-shell {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero,
  .pilot-hero,
  .page-hero {
    padding-top: 34px;
  }

  .hero-copy,
  .hero-panel,
  .pilot-copy,
  .pilot-form,
  .stack-diagram,
  .start-card,
  .asset-card {
    padding: 22px;
  }

  h1,
  .page-title {
    font-size: clamp(2.8rem, 14vw, 4.3rem);
  }

  h2 {
    max-width: 100%;
  }

  .cta-row,
  .start-actions {
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .form-split {
    grid-template-columns: 1fr;
  }
}