:root {
  --bg: #171321;
  --bg-elevated: #1f1b2d;
  --bg-subtle: #2a2438;
  --surface: rgba(29, 24, 48, 0.96);
  --surface-alt: #241f34;
  --ink: #ffffff;
  --ink-soft: #d7d2e4;
  --ink-muted: #a79fbe;
  --line: rgba(255,255,255,0.10);
  --line-strong: rgba(255,255,255,0.18);
  --purple-700: #c6b3ff;
  --purple-600: #a989ff;
  --purple-500: #8b6fdb;
  --purple-100: rgba(169,137,255,0.22);
  --purple-50: rgba(169,137,255,0.12);
  --orange-500: #fc6d26;
  --orange-400: #ff8d5b;
  --charcoal: #171321;
  --success: #33d17a;
  --shadow: 0 18px 44px rgba(0,0,0,0.34);
  --radius: 18px;
  --radius-sm: 12px;
  --container: 1200px;
  --font-sans: "GitLab Sans", Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: "GitLab Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background:
    radial-gradient(circle at top left, rgba(252,109,38,0.10), transparent 28%),
    radial-gradient(circle at top right, rgba(119,89,194,0.16), transparent 34%),
    linear-gradient(180deg, #171321 0%, #16111f 100%);
  color: var(--ink);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}
a { color: var(--purple-700); text-decoration: none; }
a:hover { color: #ffffff; }
img { max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; }
code, .mono { font-family: var(--font-mono); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  padding: 12px 16px;
  background: var(--orange-500);
  color: #fff;
  border-radius: 10px;
  z-index: 999;
}

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

.eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(119,89,194,0.14);
  color: #efe9ff;
  border: 1px solid rgba(119,89,194,0.24);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .01em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(18px);
  background: rgba(23,19,33,.84);
  border-bottom: 1px solid var(--line);
}
.site-header .container {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--ink);
  font-weight: 700;
  font-size: 15px;
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #7759c2, #fc6d26);
  display: grid;
  place-items: center;
  box-shadow: 0 8px 16px rgba(0,0,0,.25);
}
.brand-mark span {
  color: white;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}
.brand-copy small {
  display: block;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 500;
}
.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav a {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 600;
}
.nav a:hover { color: var(--ink); }

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.btn {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 12px;
  padding: 12px 16px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 14px;
  transition: .2s ease;
}
.btn-primary {
  background: linear-gradient(135deg, #fc6d26, #e24329);
  color: white;
  box-shadow: 0 10px 24px rgba(226,67,41,.24);
}
.btn-primary:hover {
  filter: brightness(1.04);
  color: white;
  transform: translateY(-1px);
}
.btn-secondary {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255,255,255,.03);
}
.btn-secondary:hover {
  border-color: var(--line-strong);
  background: rgba(255,255,255,.06);
  transform: translateY(-1px);
}

.hero {
  padding: 72px 0 56px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 30px;
  align-items: stretch;
}
.hero-panel, .card {
  background: linear-gradient(180deg, rgba(31,27,45,.96), rgba(23,19,33,.96));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.hero-panel {
  padding: 34px;
}
.hero h1 {
  margin: 18px 0 16px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.03;
  letter-spacing: -0.04em;
}
.hero p.lead {
  margin: 0 0 24px;
  max-width: 760px;
  color: var(--ink-soft);
  font-size: clamp(18px, 2vw, 22px);
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 700;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
}
.muted { color: var(--ink-muted); }

.hero-side {
  display: grid;
  gap: 16px;
}
.status-card {
  padding: 26px;
}
.status-card h2,
.section-head h2,
.legal-card h2 {
  margin: 0 0 10px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.status-card p,
.section-head p,
.legal-card p,
.copy p { color: var(--ink-soft); }
.stats-grid {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.stat {
  padding: 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
}
.stat strong {
  display: block;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.03em;
}
.stat span {
  color: var(--ink-muted);
  font-size: 13px;
  font-weight: 600;
}
.stack-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}
.stack-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.stack-list li:first-child { border-top: 0; padding-top: 0; }
.stack-list .tag {
  min-width: 92px;
  padding-top: 1px;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
}
.stack-list .text strong {
  display: block;
  font-size: 15px;
}
.stack-list .text span {
  display: block;
  color: var(--ink-soft);
  font-size: 14px;
}

main section { padding: 28px 0 12px; }
.section-head {
  max-width: 820px;
  margin-bottom: 24px;
}
.section-label {
  display: inline-block;
  color: var(--purple-700);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.grid-3, .grid-4 {
  display: grid;
  gap: 16px;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.feature-card,
.tile,
.legal-card,
.contact-card {
  background: linear-gradient(180deg, rgba(31,27,45,.96), rgba(23,19,33,.96));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.feature-card,
.tile,
.contact-card { padding: 22px; }
.icon {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(119,89,194,.18), rgba(252,109,38,.18));
  color: var(--purple-700);
  border: 1px solid rgba(119,89,194,.26);
  margin-bottom: 14px;
}
.feature-card h3,
.tile h3,
.contact-card h3,
.copy h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.feature-card p,
.tile p,
.contact-card p,
.copy ul,
.copy ol,
.copy li { color: var(--ink-soft); }
.bullet-list {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--ink-soft);
}
.bullet-list li + li { margin-top: 8px; }

.arch-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
}
.arch-card { padding: 24px; }
.arch-flow {
  display: grid;
  gap: 12px;
}
.arch-step {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
}
.arch-step .mono {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--purple-700);
  letter-spacing: .08em;
  font-weight: 700;
}
.arch-step strong { display: block; margin-bottom: 6px; }
.arch-step p { margin: 0; color: var(--ink-soft); }
.callout {
  margin-top: 18px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(119,89,194,0.12), rgba(119,89,194,0.06));
  border: 1px solid rgba(169,137,255,0.24);
  border-radius: 14px;
  color: var(--ink);
}
.callout strong { display:block; margin-bottom: 6px; }

.quote {
  padding: 22px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  color: var(--ink);
}
.quote blockquote {
  margin: 0;
  font-size: 20px;
  line-height: 1.45;
  letter-spacing: -0.01em;
}
.quote footer {
  margin-top: 14px;
  color: var(--ink-muted);
  font-size: 14px;
}

.band {
  margin-top: 32px;
  background: linear-gradient(180deg, #1f1b2d 0%, #171321 100%);
  color: white;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.band .container { padding: 32px 0; }
.band .section-label { color: #e5dcff; }
.band .section-head h2, .band .section-head p { color: white; }
.band-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 14px;
}
.band .tile {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.10);
  box-shadow: none;
}
.band .tile p, .band .tile li { color: rgba(255,255,255,.78); }
.band .tile h3 { color: white; }
.band .icon {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.12);
  color: #f4f0ff;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 16px;
}
.legal-card { padding: 26px; }
.legal-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--ink-soft);
}
.legal-card li + li { margin-top: 8px; }

.contact-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
}
.contact-card .email {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
}
.address-note {
  margin-top: 12px;
  color: var(--ink-muted);
  font-size: 13px;
  max-width: 56ch;
}

.site-footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  background: rgba(15,13,23,.92);
}
.site-footer .container {
  padding: 24px 0 40px;
  display: grid;
  gap: 16px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}
.footer-links, .footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  color: var(--ink-muted);
}
.footer-links a, .footer-meta a { color: var(--ink-soft); font-size: 14px; }
.footer-note {
  color: var(--ink-muted);
  font-size: 13px;
}
.footer-note br { content: ''; }

.copy { padding: 54px 0 20px; }
.copy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
}
.copy .toc {
  position: sticky;
  top: 96px;
  align-self: start;
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(31,27,45,.96), rgba(23,19,33,.96));
  box-shadow: var(--shadow);
}
.copy .toc h2 {
  margin: 0 0 12px;
  font-size: 16px;
}
.copy .toc ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }
.copy .toc li + li { margin-top: 8px; }
.copy .panel {
  padding: 28px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(31,27,45,.96), rgba(23,19,33,.96));
  box-shadow: var(--shadow);
}
.copy .panel + .panel { margin-top: 16px; }
.copy h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.copy h2 {
  margin: 0 0 12px;
  font-size: 26px;
  line-height: 1.12;
  letter-spacing: -0.03em;
}
.copy h3 {
  font-size: 18px;
  margin-top: 18px;
}
.copy p + p, .copy ul + p, .copy p + ul, .copy ol + p, .copy p + ol { margin-top: 12px; }
.copy ul, .copy ol { padding-left: 20px; }
.copy li + li { margin-top: 8px; }
.copy .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  color: var(--ink-muted);
  font-size: 14px;
}
.notice {
  padding: 14px 16px;
  border: 1px solid rgba(169,137,255,0.24);
  background: rgba(119,89,194,0.12);
  border-radius: 14px;
}

@media (max-width: 1080px) {
  .hero-grid, .arch-grid, .copy-grid { grid-template-columns: 1fr; }
  .grid-4, .band-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .legal-grid { grid-template-columns: 1fr; }
  .copy .toc { position: static; }
}
@media (max-width: 820px) {
  .grid-3, .grid-4, .band-grid { grid-template-columns: 1fr; }
  .site-header .container { padding: 12px 0; align-items: flex-start; }
  .contact-row { grid-template-columns: 1fr; }
  .arch-step { grid-template-columns: 1fr; }
  .hero { padding-top: 48px; }
  .hero-panel, .status-card, .arch-card, .feature-card, .tile, .legal-card, .contact-card, .copy .panel { padding: 20px; }
  .hero h1 { font-size: clamp(32px, 10vw, 56px); }
}