/* Ratchet site v3 — blocky, solid color blocks, dense.
   Display: Archivo (900) · Body: Inter · Code/data: JetBrains Mono */

:root {
  --black: #101014;
  --panel: #17171c;
  --line-dark: #2c2c34;
  --ink: #f2f2ef;
  --ink-2: #a7a7b0;
  --muted: #71717c;

  --paper: #f0ede4;
  --paper-card: #f7f5ee;
  --paper-ink: #16140f;
  --paper-ink-2: #55524a;
  --line-paper: #cfc9ba;

  --amber: #f5a623;
  --amber-deep: #d88b0a;
  --green: #35b06a;
  --green-block: #0f3d2b;
  --green-line: #1e5c43;
  --red: #d64545;

  --display: "Archivo", sans-serif;
  --body: "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  /* dataviz chart tokens — validated against --panel, dark mode */
  --surface-1: #17171c;
  --series-1: #3987e5;
  --series-2: #d95926;
  --status-warning: #fab219;
  --grid: #26262d;
  --axis: #38383f;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16.5px;
  line-height: 1.55;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

a { color: inherit; text-decoration-color: var(--muted); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--amber); }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--amber); outline-offset: 2px;
}
code, pre { font-family: var(--mono); }
pre {
  background: var(--black); color: var(--ink);
  border: 2px solid var(--line-dark);
  padding: 14px 18px; overflow-x: auto;
  font-size: 13.5px; line-height: 1.65;
}
code:not(pre code) {
  background: rgba(127, 127, 127, 0.14);
  border: 1px solid rgba(127, 127, 127, 0.28);
  padding: 1px 6px; font-size: 0.86em;
}

.wrap { max-width: 1024px; margin: 0 auto; padding: 0 22px; }

h1, h2, h3 { font-family: var(--display); line-height: 1.05; margin: 0 0 14px; }
h1 { font-weight: 900; }
h2 { font-weight: 900; font-size: clamp(28px, 4.4vw, 44px); letter-spacing: -0.01em; text-transform: uppercase; }
h3 { font-weight: 800; font-size: 18px; }
.lede { font-size: 17.5px; max-width: 720px; margin: 0 0 26px; }

/* ---------- color blocks: every scroll a new solid color ---------- */
.block { padding: 64px 0; }
.block--dark  { background: var(--black); color: var(--ink); }
.block--panel { background: var(--panel); color: var(--ink); }
.block--amber { background: var(--amber); color: var(--paper-ink); }
.block--paper { background: var(--paper); color: var(--paper-ink); }
.block--green { background: var(--green-block); color: var(--ink); }
.block--paper .lede, .block--paper p { color: var(--paper-ink-2); }
.block--paper h2, .block--paper h3 { color: var(--paper-ink); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--black);
  border-bottom: 2px solid var(--line-dark);
}
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 56px; }
.wordmark {
  font-family: var(--display); font-weight: 900; font-size: 19px;
  letter-spacing: 0.05em; text-decoration: none; color: var(--ink);
}
.wordmark .tick { color: var(--amber); }
.nav-links { display: flex; gap: 20px; margin-left: auto; align-items: center; }
.nav-links a {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.05em;
  text-transform: uppercase; text-decoration: none; color: var(--ink-2);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--amber); }
@media (max-width: 640px) {
  .nav .wrap { gap: 14px; }
  .wordmark { font-size: 16px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 11px; letter-spacing: 0.02em; }
}

/* ---------- buttons: solid blocks, hard shadow ---------- */
.btn {
  display: inline-block; font-family: var(--display); font-weight: 800;
  font-size: 14px; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 13px 22px; text-decoration: none; cursor: pointer;
  border: 2px solid var(--black);
}
.btn-primary { background: var(--amber); color: var(--paper-ink); box-shadow: 5px 5px 0 rgba(245, 166, 35, 0.28); }
.btn-primary:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 rgba(245, 166, 35, 0.28); }
.btn-ghost { color: var(--ink); background: transparent; border-color: var(--line-dark); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }

.eyebrow {
  display: inline-block; align-self: flex-start; width: fit-content;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 5px 12px; margin-bottom: 16px;
  background: var(--black); color: var(--amber);
  border: 2px solid var(--amber);
}
.block--amber .eyebrow, .block--paper .eyebrow { background: var(--paper-ink); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 0; }
.hero-inner {
  position: relative; z-index: 2;
  min-height: 72vh; display: flex; flex-direction: column; justify-content: center;
  padding: 64px 22px 56px;
}
#hero3d { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; }
.hero h1 {
  font-size: clamp(34px, 5.6vw, 58px); max-width: 700px; text-transform: uppercase;
  text-shadow: 0 2px 24px rgba(16, 16, 20, 0.9);
}
.hero h1 em { font-style: normal; color: var(--amber); }
.hero .sub {
  font-size: 18px; color: var(--ink-2); max-width: 560px; margin: 0 0 28px;
  text-shadow: 0 1px 12px rgba(16, 16, 20, 0.9);
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.clone-line {
  font-family: var(--mono); font-size: 13px; color: var(--ink-2);
  background: var(--panel); border: 2px solid var(--line-dark);
  padding: 10px 14px; user-select: all; display: inline-block;
}
.clone-line .p { color: var(--amber); user-select: none; }
@media (max-width: 640px) { #hero3d { opacity: 0.3; } }

/* ---------- traction band (amber block) ---------- */
.proof-band { padding: 30px 0; border-top: 2px solid var(--black); border-bottom: 2px solid var(--black); }
.proof-band .wrap { display: flex; flex-wrap: wrap; gap: 14px 0; justify-content: space-between; }
.proof-stat { text-align: center; flex: 1 1 130px; }
.proof-stat .v { font-family: var(--display); font-weight: 900; font-size: 34px; display: block; line-height: 1; }
.proof-stat .k {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.12em;
  text-transform: uppercase; opacity: 0.75; display: block; margin-top: 6px;
}
.proof-stat + .proof-stat { border-left: 2px solid rgba(22, 20, 15, 0.25); }

/* ---------- grids / cards ---------- */
.grid { display: grid; gap: 14px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card { border: 2px solid var(--line-dark); background: var(--panel); padding: 20px; }
.card p { margin-bottom: 0; font-size: 15px; color: var(--ink-2); }
.card .tag {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--amber); display: block; margin-bottom: 8px;
}
.block--paper .card { background: var(--paper-card); border-color: var(--paper-ink); box-shadow: 5px 5px 0 rgba(22, 20, 15, 0.16); }
.block--paper .card p { color: var(--paper-ink-2); }
.block--paper .card .tag { color: var(--amber-deep); }
.block--green .card { background: rgba(16, 16, 20, 0.35); border-color: var(--green-line); }

/* ---------- cheat visuals (animated on scroll) ---------- */
.cheats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 860px) { .cheats { grid-template-columns: 1fr; } }
.cheat { border: 2px solid var(--paper-ink); background: var(--paper-card); box-shadow: 5px 5px 0 rgba(22, 20, 15, 0.16); }
.cheat .viz {
  font-family: var(--mono); font-size: 12.5px; line-height: 1.9;
  background: var(--black); color: var(--ink-2);
  padding: 16px 18px; min-height: 128px; position: relative; overflow: hidden;
  border-bottom: 2px solid var(--paper-ink);
}
.cheat .viz .ok { color: var(--green); }
.cheat .body { padding: 14px 16px 16px; }
.cheat .body h3 { margin-bottom: 6px; font-size: 16px; }
.cheat .body p { margin: 0; font-size: 14px; color: var(--paper-ink-2); }
.cheat .rule {
  display: inline-block; margin-top: 10px;
  font-family: var(--mono); font-size: 11px; padding: 3px 9px;
  background: var(--paper-ink); color: var(--amber);
}
/* viz 1: SKIPPED tag slides onto the hidden test */
.cheat .skip-tag {
  display: inline-block; background: var(--red); color: #fff; padding: 0 7px;
  font-weight: 700; margin-left: 8px;
  opacity: 0; transform: translateX(16px);
}
.cheat.on .skip-tag { animation: slide-in 0.45s 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2) forwards; }
/* viz 2: the hardcoded return line lights up */
.cheat .hardline { display: block; background: transparent; color: var(--ink-2); }
.cheat.on .hardline { animation: light-up 0.6s 0.5s ease forwards; }
/* viz 3: FORGED stamp slams in over exit 0 */
.cheat .big-exit { font-size: 26px; color: var(--green); display: block; margin-top: 12px; font-weight: 700; }
.cheat .stamp {
  position: absolute; right: 14px; bottom: 14px;
  font-family: var(--display); font-weight: 900; font-size: 20px; letter-spacing: 0.08em;
  color: var(--red); border: 3px solid var(--red); padding: 2px 10px;
  transform: rotate(-10deg) scale(2.4); opacity: 0;
}
.cheat.on .stamp { animation: stamp-in 0.35s 0.6s cubic-bezier(0.2, 0.9, 0.3, 1.3) forwards; }
@keyframes slide-in { to { opacity: 1; transform: translateX(0); } }
@keyframes light-up { to { background: rgba(245, 166, 35, 0.18); color: var(--amber); } }
@keyframes stamp-in { to { opacity: 1; transform: rotate(-10deg) scale(1); } }
/* reduced motion: skip the animation, keep the content visible */
@media (prefers-reduced-motion: reduce) {
  .cheat .skip-tag { opacity: 1; transform: none; }
  .cheat .stamp { opacity: 1; transform: rotate(-10deg) scale(1); }
  .cheat .hardline { background: rgba(245, 166, 35, 0.18); color: var(--amber); }
}

/* ---------- gauntlet stages strip ---------- */
.stages { display: flex; flex-wrap: wrap; border: 2px solid var(--green-line); }
.stage {
  flex: 1 1 120px; padding: 12px 14px; min-width: 112px;
  background: rgba(16, 16, 20, 0.35); border-right: 2px solid var(--green-line);
}
.stage:last-child { border-right: none; }
.stage .n { font-family: var(--mono); font-size: 10.5px; color: var(--amber); display: block; }
.stage .s { font-family: var(--display); font-weight: 800; font-size: 13.5px; }

/* ---------- terminal ---------- */
.term {
  background: #0a0a0e; border: 2px solid var(--line-dark);
  font-family: var(--mono); font-size: 13.5px; line-height: 1.8;
  padding: 20px 24px; overflow-x: auto; white-space: pre;
}
.block--green .term { border-color: var(--green-line); }
.term .g { color: var(--green); }
.term .r { color: var(--red); }
.term .a { color: var(--amber); }
.term .d { color: var(--muted); }

/* ---------- FAQ ---------- */
details { border: 2px solid var(--line-dark); background: var(--panel); margin-bottom: 8px; padding: 0 18px; }
details summary {
  cursor: pointer; font-family: var(--display); font-weight: 800; font-size: 15px;
  padding: 13px 0; list-style: none; display: flex; justify-content: space-between; align-items: center;
}
details summary::after { content: "+"; color: var(--amber); font-size: 20px; }
details[open] summary::after { content: "–"; }
details .body { padding: 0 0 14px; color: var(--ink-2); font-size: 15px; }

/* ---------- footer ---------- */
footer { border-top: 2px solid var(--line-dark); padding: 42px 0; background: var(--black); color: var(--ink); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; }
footer .col h3 { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
footer .col a { display: block; color: var(--ink-2); text-decoration: none; font-size: 14px; margin-bottom: 8px; }
footer .col a:hover { color: var(--amber); }
footer .fine { color: var(--muted); font-size: 13px; width: 100%; margin-top: 6px; }

/* ================= dashboard ================= */
.dash-head { padding: 36px 22px 6px; }
.dash-head h1 { font-size: clamp(26px, 4vw, 38px); text-transform: uppercase; }
.dash-head .meta { font-family: var(--mono); font-size: 12.5px; color: var(--muted); }

.kpis { display: grid; grid-template-columns: repeat(6, 1fr); gap: 0; border: 2px solid var(--line-dark); }
@media (max-width: 980px) { .kpis { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .kpis { grid-template-columns: repeat(2, 1fr); } }
.kpi { background: var(--panel); padding: 16px 18px; border-right: 2px solid var(--line-dark); }
.kpi:last-child { border-right: none; }
@media (max-width: 980px) { .kpi { border-bottom: 2px solid var(--line-dark); } }
.kpi .v { display: block; font-family: var(--display); font-weight: 900; font-size: 32px; line-height: 1; }
.kpi .k { display: block; margin-top: 6px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.kpi.good .v { color: var(--green); }

.panel { background: var(--panel); border: 2px solid var(--line-dark); padding: 20px 22px; margin-top: 16px; }
.panel > h2 {
  font-size: 15px; margin: -20px -22px 14px; padding: 10px 22px;
  background: var(--black); border-bottom: 2px solid var(--line-dark);
  color: var(--amber); letter-spacing: 0.06em;
}
.panel .sub { color: var(--muted); font-size: 13px; margin: 0 0 16px; }
.dash-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .dash-cols { grid-template-columns: 1fr; } }
.dash-cols .panel { margin-top: 0; }
.dash-cols > div > .panel + .panel { margin-top: 16px; }

/* chart bits (plain SVG/HTML, dataviz mark specs) */
.legend { display: flex; gap: 18px; margin: 2px 0 12px; }
.legend .item { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--ink-2); font-family: var(--mono); }
.legend .swatch { width: 12px; height: 12px; display: inline-block; }

.barrow { display: grid; grid-template-columns: 48px 1fr 104px; gap: 12px; align-items: center; padding: 6px 0; }
.barrow .lbl { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); }
.barrow .lbl a { color: var(--ink-2); text-decoration: none; }
.barrow .lbl a:hover { color: var(--amber); }
.barrow .bars { display: flex; flex-direction: column; gap: 2px; }
.barrow .bar { height: 9px; border-radius: 0 4px 4px 0; min-width: 2px; }
.barrow .bar.adds { background: var(--series-1); }
.barrow .bar.dels { background: var(--series-2); }
.barrow .nums { font-family: var(--mono); font-size: 12px; color: var(--ink-2); text-align: right; font-variant-numeric: tabular-nums; }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); font-weight: 500;
  padding: 7px 12px 7px 0; border-bottom: 2px solid var(--axis);
}
td { padding: 8px 12px 8px 0; border-bottom: 1px solid var(--grid); vertical-align: top; }
td.mono, .mono { font-family: var(--mono); font-size: 12.5px; }
td.num { font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 12.5px; }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.03em;
  border: 1px solid var(--line-dark); padding: 2px 9px; white-space: nowrap;
}
.chip.good { color: var(--green); border-color: rgba(53, 176, 106, 0.5); }
.chip.warn { color: var(--status-warning); border-color: rgba(250, 178, 25, 0.5); }

.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { padding: 5px 0; font-size: 13.5px; color: var(--ink-2); border-bottom: 1px solid var(--grid); }
.checklist li:last-child { border-bottom: none; }
.checklist li::before { content: "PASS  "; font-family: var(--mono); font-size: 10.5px; color: var(--green); letter-spacing: 0.08em; }

.rulegrid { display: flex; flex-wrap: wrap; gap: 8px; }
.rule { font-family: var(--mono); font-size: 12px; color: var(--ink-2); border: 1px solid var(--line-dark); padding: 4px 10px; background: var(--black); }

.tip {
  position: fixed; z-index: 90; pointer-events: none;
  background: #0a0a0e; border: 2px solid var(--line-dark);
  font-family: var(--mono); font-size: 12px; color: var(--ink);
  padding: 8px 12px; max-width: 320px; display: none;
}

/* ================= docs (sidebar platform) ================= */
.docs-layout { display: grid; grid-template-columns: 264px 1fr; min-height: calc(100vh - 56px); }
@media (max-width: 900px) { .docs-layout { grid-template-columns: 1fr; } }

.docs-side {
  background: var(--black); border-right: 2px solid var(--line-dark);
  padding: 22px 18px 40px;
  position: sticky; top: 56px; height: calc(100vh - 56px); overflow-y: auto;
}
@media (max-width: 900px) { .docs-side { position: static; height: auto; border-right: none; border-bottom: 2px solid var(--line-dark); } }
.docs-side .group { margin-bottom: 20px; }
.docs-side .group > span {
  display: block; font-family: var(--display); font-weight: 800; font-size: 11.5px;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--amber); margin-bottom: 6px;
}
.docs-side a {
  display: block; padding: 5px 10px; margin-left: -10px;
  font-size: 13.5px; color: var(--ink-2); text-decoration: none;
  border-left: 2px solid transparent;
}
.docs-side a:hover { color: var(--ink); }
.docs-side a.active { color: var(--amber); border-left-color: var(--amber); background: var(--panel); }

.docs-search {
  width: 100%; font-family: var(--mono); font-size: 13px;
  background: var(--panel); color: var(--ink);
  border: 2px solid var(--line-dark); padding: 10px 12px; margin-bottom: 20px;
}
.docs-search::placeholder { color: var(--muted); }
.no-results { color: var(--muted); font-family: var(--mono); font-size: 13px; display: none; padding: 4px 0 16px; }

.docs-main { background: var(--paper); color: var(--paper-ink); padding: 40px 48px 90px; min-width: 0; }
@media (max-width: 900px) { .docs-main { padding: 28px 22px 70px; } }
.docs-main h1 { font-size: 34px; text-transform: uppercase; }
.docs-main .doc-section { margin-bottom: 40px; scroll-margin-top: 76px; }
.docs-main h2 {
  font-size: 22px; text-transform: uppercase; letter-spacing: 0;
  border-bottom: 3px solid var(--paper-ink); padding-bottom: 8px; margin-bottom: 16px;
}
.docs-main h3 { font-size: 16.5px; margin: 22px 0 8px; }
.docs-main p, .docs-main li { color: var(--paper-ink-2); font-size: 15px; }
.docs-main pre { background: var(--black); color: var(--ink); border: 2px solid var(--paper-ink); box-shadow: 4px 4px 0 rgba(22, 20, 15, 0.16); }
.docs-main table { font-size: 13.5px; }
.docs-main th { color: var(--paper-ink-2); border-bottom: 2px solid var(--paper-ink); }
.docs-main td { border-bottom: 1px solid var(--line-paper); color: var(--paper-ink-2); }
.docs-main details { background: var(--paper-card); border-color: var(--paper-ink); }
.docs-main details summary { color: var(--paper-ink); }
.docs-main details .body { color: var(--paper-ink-2); }
.docs-main .callout {
  border: 2px solid var(--paper-ink); border-left: 8px solid var(--amber);
  background: var(--paper-card); padding: 12px 16px; font-size: 14px; color: var(--paper-ink-2);
  margin: 14px 0;
}