:root {
  color-scheme: dark;
  --ink: #f4f7f5;
  --muted: #a5afa9;
  --line: rgba(255, 255, 255, 0.13);
  --panel: rgba(15, 20, 18, 0.76);
  --canvas: #080b0a;
  --accent: #8df7c7;
  --accent-rgb: 141, 247, 199;
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% 12%, rgba(var(--accent-rgb), 0.11), transparent 28rem),
    radial-gradient(circle at 16% 70%, rgba(var(--accent-rgb), 0.06), transparent 32rem),
    var(--canvas);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.16;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

a { color: inherit; }

.shell {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 24px rgba(var(--accent-rgb), 0.78);
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border: 1px solid rgba(var(--accent-rgb), 0.28);
  border-radius: 999px;
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.07);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.6fr);
  gap: 56px;
  align-items: end;
  padding: 96px 0 80px;
}

.eyebrow,
.kicker {
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1 {
  margin: 18px 0 26px;
  font-size: clamp(58px, 11vw, 154px);
  line-height: 0.82;
  letter-spacing: -0.075em;
}

.dot-ai { color: var(--accent); }

.lead {
  max-width: 770px;
  margin: 0;
  color: #d3dbd6;
  font-size: clamp(21px, 2.5vw, 34px);
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.hero-card,
.panel {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(255,255,255,0.045), rgba(255,255,255,0.012));
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.hero-card { padding: 28px; }

.hero-card strong {
  display: block;
  margin: 10px 0 22px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 30px;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.hero-card p,
.panel p { color: var(--muted); }

.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  padding: 0 20px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #07100c;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(var(--accent-rgb), 0.21);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric {
  padding: 27px 24px;
  border-right: 1px solid var(--line);
}

.metric:last-child { border-right: 0; }

.metric strong {
  display: block;
  margin-bottom: 5px;
  color: var(--accent);
  font-size: 24px;
}

.metric span { color: var(--muted); font-size: 13px; }

.section { padding: 104px 0; }

.section-grid {
  display: grid;
  grid-template-columns: minmax(250px, 0.55fr) minmax(0, 1.45fr);
  gap: 70px;
}

h2 {
  margin: 12px 0 0;
  max-width: 560px;
  font-size: clamp(36px, 5vw, 66px);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.thesis {
  margin: 4px 0 34px;
  color: #d3dbd6;
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.35;
}

.rationale {
  max-width: 760px;
  margin: 0 0 42px;
  color: var(--muted);
  font-size: 16px;
}

.use-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.use-card {
  min-height: 160px;
  padding: 22px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.018);
}

.use-card span {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.use-card h3 {
  margin: 36px 0 0;
  font-size: 18px;
  line-height: 1.3;
}

.acquire {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
  margin-bottom: 88px;
  padding: 44px;
  border: 1px solid rgba(var(--accent-rgb), 0.31);
  background: rgba(var(--accent-rgb), 0.065);
}

.acquire h2 { margin-top: 0; }
.acquire p { max-width: 650px; color: var(--muted); }

.contact-pending {
  padding: 14px 18px;
  border: 1px dashed rgba(var(--accent-rgb), 0.45);
  color: var(--accent);
  font-weight: 750;
  white-space: nowrap;
}

.faq {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 68px;
  padding: 0 0 104px;
}

.faq-list { border-top: 1px solid var(--line); }

.faq-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}

.faq-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.faq-item p { margin: 0; color: var(--muted); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 30px 0 42px;
  border-top: 1px solid var(--line);
  color: #7f8a84;
  font-size: 12px;
}

@media (max-width: 820px) {
  .hero,
  .section-grid,
  .acquire,
  .faq { grid-template-columns: 1fr; }
  .hero { padding-top: 70px; }
  .metrics { grid-template-columns: 1fr; }
  .metric { border-right: 0; border-bottom: 1px solid var(--line); }
  .metric:last-child { border-bottom: 0; }
  .use-grid { grid-template-columns: 1fr; }
  .section { padding: 78px 0; }
  .contact-pending { white-space: normal; }
}

@media (max-width: 520px) {
  .shell { width: min(calc(100% - 28px), var(--max)); }
  .topbar { min-height: 70px; }
  .status { font-size: 10px; }
  .hero { gap: 38px; padding: 58px 0; }
  h1 { font-size: clamp(54px, 23vw, 96px); }
  .hero-card, .acquire { padding: 24px; }
  footer { flex-direction: column; }
}

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