/* MindSmith docs — dark instrument-panel theme.
   No frameworks, no external requests. System font stacks only.
   Voice split: MONO = what the machine measured/printed · SANS = what the author says. */

:root {
  --bg:      #0f1317;
  --panel:   #151b21;
  --panel2:  #1a222a;
  --line:    #263039;
  --ink:     #d8d4c8;   /* warm paper on cool ink — 10.9:1 on --bg */
  --muted:   #97a1ac;   /* 5.6:1 on --bg */
  --amber:   #e5a03c;   /* measurement accent — 8.0:1 on --bg */
  --sage:    #8ec7a4;   /* verified / local — 9.4:1 on --bg */
  --clay:    #d98a77;   /* refuted — 6.6:1 on --bg */
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
[id] { scroll-margin-top: 70px; }   /* deep links land clear of the sticky header */

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--sage); text-decoration: underline; text-decoration-color: rgba(142, 199, 164, 0.4); text-underline-offset: 3px; }
a:hover { color: var(--amber); text-decoration-color: var(--amber); }
a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
  border-radius: 2px;
}

code, pre, .mono { font-family: var(--mono); }
code {
  background: var(--panel2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.08em 0.35em;
  font-size: 0.88em;
  color: var(--ink);
}
pre {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.6;
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; }

.wrap { max-width: 1020px; margin: 0 auto; padding: 0 22px; }

/* ── pre-launch honesty banner (every page) ─────────────────────────── */
.banner {
  background: var(--panel2);
  border-bottom: 1px solid var(--line);
  color: var(--amber);
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  text-align: center;
  padding: 7px 16px;
}
.banner a { color: var(--amber); }

/* ── header / nav ───────────────────────────────────────────────────── */
.site-head {
  border-bottom: 1px solid var(--line);
  background: rgba(15, 19, 23, 0.92);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(4px);
}
.site-head .wrap {
  display: flex; align-items: baseline; gap: 26px; flex-wrap: wrap;
  padding-top: 14px; padding-bottom: 14px;
}
.wordmark {
  font-family: var(--mono);
  font-size: 15px; font-weight: 700;
  color: var(--ink); text-decoration: none;
  letter-spacing: 0.01em;
}
.wordmark .tld { color: var(--amber); }
.site-nav { display: flex; gap: 20px; margin-left: auto; flex-wrap: wrap; }
.site-nav a {
  font-family: var(--mono); font-size: 13px;
  color: var(--muted); text-decoration: none;
}
.site-nav a:hover { color: var(--amber); }
.site-nav a[aria-current="page"] { color: var(--ink); border-bottom: 2px solid var(--amber); padding-bottom: 2px; }

/* ── hero ───────────────────────────────────────────────────────────── */
.hero { padding: 72px 0 30px; }
.eyebrow {
  font-family: var(--mono); font-size: 13px;
  color: var(--sage); margin: 0 0 18px;
}
.eyebrow .k { color: var(--muted); }
h1 {
  font-family: var(--mono);
  font-size: clamp(26px, 4.6vw, 42px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.015em;
  margin: 0 0 18px;
  max-width: 21ch;
}
h1 em { font-style: normal; color: var(--amber); }
.sub { color: var(--muted); font-size: 17.5px; max-width: 62ch; margin: 0 0 26px; }
.sub strong { color: var(--ink); font-weight: 600; }

.cmd {
  display: inline-block;
  font-family: var(--mono); font-size: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 6px;
  padding: 12px 18px;
  color: var(--ink);
  overflow-x: auto; max-width: 100%;
}
.cmd .p { color: var(--muted); user-select: none; }

/* ── section scaffolding ────────────────────────────────────────────── */
section { padding: 44px 0; }
section + section { border-top: 1px solid var(--line); }
h2 {
  font-family: var(--mono);
  font-size: 21px; font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
h2 .fid { color: var(--amber); margin-right: 10px; }
h3 { font-family: var(--mono); font-size: 15.5px; margin: 26px 0 8px; }
.kicker {
  font-family: var(--mono); font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--muted); margin: 0 0 10px;
}
p { margin: 0.7em 0; }
.lead { color: var(--muted); max-width: 68ch; }

/* ── maturity bar (the signature component) ─────────────────────────── */
.mbar {
  font-family: var(--mono); font-size: 13px;
  white-space: nowrap;
  color: var(--muted);
}
.mbar .on  { color: var(--amber); letter-spacing: 1px; }
.mbar .off { color: #3b4753;  letter-spacing: 1px; }
.mbar .rung { color: var(--ink); font-weight: 600; margin-left: 8px; }
.mbar .lbl { margin-left: 6px; }

/* ── feature cards ──────────────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 26px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 20px 22px 18px;
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color 120ms ease;
}
.card:hover { border-color: var(--amber); }
.card .fid {
  font-family: var(--mono); font-size: 12px;
  color: var(--amber); letter-spacing: 0.1em;
}
.card h3 { margin: 0; font-size: 16px; }
.card p { margin: 0; font-size: 14.5px; color: var(--muted); }
.card p strong { color: var(--ink); }
.card .mbar { margin-top: auto; padding-top: 10px; border-top: 1px dashed var(--line); }
.card .more { font-family: var(--mono); font-size: 13px; }

/* gap strip — the honest "not here yet" */
.gap {
  margin-top: 16px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 16px 22px;
  color: var(--muted); font-size: 14.5px;
}
.gap .tag { margin-right: 10px; }

/* ── tags ───────────────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 2px 8px;
  color: var(--muted);
  vertical-align: middle;
}
.tag-refuted { color: var(--clay); border-color: var(--clay); }
.tag-gap     { color: var(--amber); border-color: var(--amber); }
.tag-ok      { color: var(--sage); border-color: var(--sage); }

/* ── terminal ───────────────────────────────────────────────────────── */
.term {
  background: #0b0e12;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 22px;
}
.term-head {
  display: flex; align-items: center; gap: 8px;
  background: var(--panel2);
  border-bottom: 1px solid var(--line);
  padding: 9px 14px;
  font-family: var(--mono); font-size: 12px; color: var(--muted);
}
.term-head .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.term-head .cap { margin-left: auto; color: var(--amber); }
.term pre {
  background: none; border: 0; border-radius: 0;
  margin: 0; padding: 16px 18px 20px;
  min-height: 40px;
  font-size: 13px;
}
.term .ln     { display: block; white-space: pre; min-height: 1.2em; }
.term .c-cmd  { color: var(--ink); font-weight: 600; }
.term .c-open { color: var(--clay); }
.term .c-out  { color: var(--muted); }
.term .c-hdr  { color: var(--amber); }
.term .c-ok   { color: var(--sage); }
.term .c-dim  { color: #7a8794; }   /* 4.7:1 on the terminal #0b0e12 */
.term .caret {
  display: inline-block; width: 8px; height: 15px;
  background: var(--amber);
  vertical-align: -2px;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .term .caret { animation: none; } }
.term-note {
  font-family: var(--mono); font-size: 11.5px; color: var(--muted);
  padding: 0 18px 12px;
}

/* ── diagram ────────────────────────────────────────────────────────── */
.diagram { margin-top: 26px; overflow-x: auto; }
.diagram svg { width: 100%; height: auto; display: block; min-width: 680px; }   /* scrolls on phones instead of shrinking text to nothing */

/* ── tables (numbers) ───────────────────────────────────────────────── */
.tbl-wrap { overflow-x: auto; margin: 16px 0; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 9px 14px; border: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); background: var(--panel); }
td .num { font-family: var(--mono); color: var(--amber); }

/* ── feature detail sections ────────────────────────────────────────── */
.feature {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  padding: 26px 28px;
  margin: 26px 0;
}
.feature h2 { margin-top: 0; }
.feature .mbar { display: block; margin: 4px 0 16px; }
.feature dl { margin: 14px 0 0; }
.feature dt {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--amber); margin-top: 18px;
}
.feature dd { margin: 6px 0 0; color: var(--ink); }
.feature dd ul { margin: 4px 0; padding-left: 20px; }
.feature dd li { margin: 5px 0; }
.feature dd li::marker { color: var(--muted); }

/* refuted list */
.refuted-list { list-style: none; padding: 0; margin: 18px 0; }
.refuted-list li {
  border-left: 3px solid var(--clay);
  background: var(--panel);
  border-radius: 0 8px 8px 0;
  padding: 12px 18px;
  margin: 10px 0;
  color: var(--muted); font-size: 14.5px;
}
.refuted-list li strong { color: var(--ink); }

/* maturity scale explainer */
.scale { list-style: none; padding: 0; margin: 20px 0; counter-reset: rung; }
.scale li {
  display: flex; gap: 16px; align-items: baseline;
  padding: 10px 0; border-bottom: 1px dashed var(--line);
}
.scale .n {
  font-family: var(--mono); font-size: 15px; font-weight: 700;
  color: var(--amber); min-width: 2.4ch; text-align: right;
}
.scale .what { color: var(--ink); font-weight: 600; }
.scale .how { color: var(--muted); font-size: 14px; }
.scale li.unreached .n, .scale li.unreached .what { color: var(--muted); }
.scale li.unreached .what::after {
  content: "— empty (pre-launch)";
  font-family: var(--mono); font-size: 11px; color: var(--clay);
  margin-left: 10px; letter-spacing: 0.06em;
}

/* ── footer ─────────────────────────────────────────────────────────── */
.site-foot {
  border-top: 1px solid var(--line);
  margin-top: 50px;
  padding: 28px 0 42px;
  font-family: var(--mono); font-size: 12.5px;
  color: var(--muted);
}
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 8px 26px; }
.site-foot a { color: var(--muted); }
.site-foot a:hover { color: var(--amber); }
.site-foot .badge { color: var(--amber); }

@media (max-width: 640px) {
  .hero { padding-top: 46px; }
  .site-head .wrap { gap: 12px; }
  .site-nav { gap: 14px; margin-left: 0; }
  th, td { padding: 7px 10px; }
  .feature { padding: 20px 18px; }
  .mbar { white-space: normal; }   /* long maturity labels wrap instead of forcing page scroll */
}