:root {
  --void: #17151c; --floor: #201d28; --riser: #262231; --edge: #332e40;
  --chalk: #ece7f2; --muted: #9a92a8; --dim: #6b6478; --hot: #ff7a3d;
  --display: 'Anybody', 'Arial Black', system-ui, sans-serif;
  --body: 'Inter Tight', system-ui, sans-serif;
  --mono: 'Space Mono', ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0; background: var(--void); color: var(--chalk);
  font-family: var(--body); line-height: 1.65;
  background-image: radial-gradient(120% 60% at 50% -10%, #241f2e 0%, var(--void) 60%);
}
.wrap { max-width: 52rem; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem) 6rem; }
a { color: var(--hot); }
.back {
  display: inline-block; margin: 2.5rem 0 3rem; font-family: var(--mono);
  font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted); text-decoration: none;
}
.back:hover { color: var(--chalk); }
h1 {
  font-family: var(--display); font-variation-settings: 'wdth' 118; font-weight: 900;
  font-size: clamp(2.25rem, 8vw, 4.5rem); line-height: 0.9; text-transform: uppercase;
  margin: 0 0 1rem;
}
.sub { color: var(--muted); font-size: 1.125rem; margin: 0 0 1rem; max-width: 46ch; }
.stamp { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.16em; color: var(--dim); text-transform: uppercase; }
h2 {
  font-family: var(--display); font-variation-settings: 'wdth' 108; font-weight: 800;
  font-size: clamp(1.4rem, 3.5vw, 2rem); text-transform: uppercase; line-height: 1;
  margin: 4rem 0 0.35rem; padding-top: 2rem; border-top: 1px solid var(--edge);
}
h3 { font-size: 1.0625rem; font-weight: 600; margin: 2rem 0 0.4rem; }
h4 { font-size: 0.95rem; font-weight: 600; margin: 1.5rem 0 0.3rem; color: var(--chalk); }
p, li { color: var(--muted); }
p { margin: 0.6rem 0; text-wrap: pretty; }
strong { color: var(--chalk); font-weight: 600; }
ul { padding-left: 1.1rem; }
li { margin: 0.35rem 0; }
.phase {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--dim); display: block; margin-bottom: 0.5rem;
}
.done { color: #7fc98a; }
.now { color: var(--hot); }
table { width: 100%; border-collapse: collapse; margin: 1.25rem 0; font-size: 0.9rem; }
th, td { text-align: left; padding: 0.6rem 0.75rem 0.6rem 0; border-bottom: 1px solid var(--edge); vertical-align: top; }
th { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--dim); font-weight: 400; }
td:first-child { color: var(--chalk); font-weight: 600; white-space: nowrap; padding-right: 1.5rem; }
.note {
  border-left: 2px solid var(--hot); padding: 0.1rem 0 0.1rem 1.1rem;
  margin: 1.5rem 0; background: rgba(255, 122, 61, 0.04);
}
.note p:first-child { margin-top: 0.6rem; }
.note p:last-child { margin-bottom: 0.6rem; }
.note strong { color: var(--hot); }
code { font-family: var(--mono); font-size: 0.85em; color: var(--chalk); background: var(--riser); padding: 0.1em 0.35em; border-radius: 2px; }

/* ---- tabs ---- */
.tabs {
  display: flex; flex-wrap: wrap; gap: 0.5rem;
  margin: 2.5rem 0 2rem; padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--edge);
}
.tab {
  appearance: none; background: transparent; border: 1px solid var(--edge);
  color: var(--muted); font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.16em; text-transform: uppercase; padding: 0.55rem 1rem;
  cursor: pointer; border-radius: 2px;
  transition: color 140ms ease, border-color 140ms ease, background 140ms ease;
}
.tab:hover { color: var(--chalk); }
.tabs .tab.is-on {
  color: var(--hot); border-color: var(--hot); background: rgba(255, 122, 61, 0.08);
}
.loading { color: var(--dim); font-family: var(--mono); font-size: 0.85rem; }

/* ---- rendered markdown ---- */
.doc h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
.doc pre {
  background: var(--floor); border: 1px solid var(--edge); border-radius: 3px;
  padding: 1rem; overflow-x: auto; font-family: var(--mono);
  font-size: 0.82rem; color: var(--muted); line-height: 1.5;
}
.doc pre code { background: none; padding: 0; color: inherit; }
.doc blockquote {
  border-left: 2px solid var(--hot); background: rgba(255, 122, 61, 0.05);
  margin: 1.5rem 0; padding: 0.9rem 1.1rem; color: var(--muted);
}
.doc blockquote strong { color: var(--hot); }
.doc hr { border: 0; border-top: 1px solid var(--edge); margin: 2.5rem 0; }
.doc table { display: block; overflow-x: auto; white-space: normal; }
.doc em { color: var(--chalk); font-style: italic; }