:root {
  --bg: #050505;
  --panel: #111111;
  --panel2: #171717;
  --text: #f1f1f1;
  --muted: #a3a3a3;
  --line: #2b2b2b;
  --accent: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at top left, #1b1b1b, #050505 42%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: inherit; }

.shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.hero { padding: 28px 0 56px; }
.subhero { padding: 28px 0 28px; }

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  margin-bottom: 70px;
}

.mark {
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.navlinks {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.navlinks a { text-decoration: none; }
.navlinks a:hover { color: var(--text); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr;
  gap: 28px;
  align-items: stretch;
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(44px, 8vw, 100px);
  line-height: 0.92;
  margin: 0 0 24px;
  letter-spacing: -0.07em;
}

h2 {
  font-size: clamp(24px, 3vw, 42px);
  line-height: 1;
  margin: 0 0 18px;
  letter-spacing: -0.04em;
}

.lead {
  color: var(--muted);
  font-size: clamp(18px, 2vw, 26px);
  max-width: 780px;
}

.question {
  font-size: clamp(28px, 5vw, 64px);
  line-height: 1;
  letter-spacing: -0.06em;
  margin: 36px 0;
}

.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 999px;
  font: inherit;
  cursor: pointer;
}

.button.primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.panel, .status-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.055), rgba(255,255,255,0.025));
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 28px;
  margin: 20px 0;
}

.status-card dl { margin: 0; }
.status-card div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  padding: 12px 0;
}
.status-card dt { color: var(--muted); }
.status-card dd { margin: 0; text-align: right; }

.grid { display: grid; gap: 14px; }
.cards { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 24px; }
.cards article, .frame-card, .stack-list article {
  border: 1px solid var(--line);
  background: var(--panel2);
  border-radius: 18px;
  padding: 20px;
}
.cards strong, .stack-list strong { display: block; margin-bottom: 8px; }
.cards span, .stack-list span { color: var(--muted); }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.object-list { padding-left: 18px; color: var(--muted); }
.object-list li { margin: 8px 0; }

.console-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 20px;
  align-items: start;
}

.console-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  margin-bottom: 12px;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  background: #090909;
  color: var(--text);
  font: inherit;
}

.json-output {
  min-height: 520px;
  margin: 0;
  overflow: auto;
  white-space: pre-wrap;
  color: #e8e8e8;
  background: #050505;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
}

.frame-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.stack-list {
  display: grid;
  gap: 14px;
}

.small { color: var(--muted); font-size: 13px; }
.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  margin-top: 40px;
}

@media (max-width: 860px) {
  .hero-grid, .split, .console-layout, .cards, .frame-grid { grid-template-columns: 1fr; }
  .topbar { align-items: flex-start; flex-direction: column; margin-bottom: 44px; }
}