/* ===================================================================
   TSOSX — "engineering blueprint" visual system.
   Warm vellum paper, ink-navy text, one burnt-amber signal colour,
   hairline frames, monospace instrument chrome and a drafting grid.
   Class names are kept identical to the templates so every page —
   including /admin — keeps working; only the treatment changes.
   =================================================================== */

:root {
  /* paper + ink */
  --paper:    #f1eee4;   /* warm vellum */
  --paper-2:  #ebe7da;   /* recessed panel */
  --paper-3:  #e3ddcc;   /* deeper fill */
  --ink:      #18222c;   /* primary text — ink navy/black */
  --ink-2:    #44515d;   /* secondary text */
  --ink-3:    #79808a;   /* muted labels */

  /* lines */
  --line:     #cbc3ad;   /* warm hairline */
  --line-2:   #ddd6c2;   /* faint hairline */
  --grid:     rgba(34,54,80,.055);   /* drafting grid — bluish */
  --grid-2:   rgba(34,54,80,.10);    /* major grid */

  /* signal + accents */
  --signal:   #b9481a;   /* burnt amber / ochre — the one accent */
  --signal-2: #97380f;
  --signal-tint: rgba(185,72,26,.10);
  --blue:     #2f567f;   /* blueprint annotation blue */
  --blue-tint: rgba(47,86,127,.10);
  --ok:       #3c7a4b;   /* production / approved green */
  --ok-tint:  rgba(60,122,75,.10);

  --radius: 3px;
  --max: 1160px;

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --sans: "Helvetica Neue", Helvetica, Arial, "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--paper);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  background: var(--paper);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

p {
  color: var(--ink-2);
  line-height: 1.66;
}

::selection { background: var(--signal); color: var(--paper); }

/* ---- drafting grid (was .page-noise) -------------------------------- */
.page-noise {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-2) 1px, transparent 1px);
  background-size: 28px 28px, 28px 28px, 140px 140px, 140px 140px;
  mask-image: linear-gradient(to bottom, black, black 88%, transparent);
}

/* ---- shared instrument label --------------------------------------- */
.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--signal);
}

.eyebrow::before,
.kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--signal);
}

/* the old hero "pulse" dot, repurposed as a live registration mark */
.pulse {
  width: 7px;
  height: 7px;
  border-radius: 0;
  background: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-tint);
  animation: blink 2.4s steps(1) infinite;
}

@keyframes blink { 50% { opacity: .25; } }

/* =====================================================================
   HEADER
   ===================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  width: 100%;
  margin: 0;
  padding: 14px max(20px, calc((100% - var(--max)) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: rgba(241, 238, 228, .9);
  backdrop-filter: blur(8px);
  box-shadow: none;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  position: relative;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 17px;
  color: var(--ink);
  background: transparent;
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  box-shadow: none;
}
/* corner registration ticks on the brand mark */
.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  width: 5px; height: 5px;
  border: 1.5px solid var(--signal);
}
.brand-mark::before { top: -4px; left: -4px; border-right: 0; border-bottom: 0; }
.brand-mark::after  { bottom: -4px; right: -4px; border-left: 0; border-top: 0; }

.brand strong {
  display: block;
  font-family: var(--sans);
  font-weight: 800;
  letter-spacing: .14em;
  font-size: 15px;
}

.brand small {
  display: block;
  font-family: var(--mono);
  color: var(--ink-3);
  font-size: 10.5px;
  letter-spacing: .04em;
  margin-top: 2px;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  font-family: var(--mono);
  color: var(--ink-2);
  padding: 9px 12px;
  border-radius: 2px;
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: color .15s ease, background .15s ease;
}

.nav a:hover { color: var(--ink); background: var(--paper-3); }

.nav .nav-cta {
  color: var(--paper);
  background: var(--ink);
  border: 1px solid var(--ink);
  margin-left: 6px;
}
.nav .nav-cta:hover { background: var(--signal); border-color: var(--signal); color: var(--paper); }

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

.lang-switch {
  display: inline-flex;
  align-items: center;
  margin-left: 6px;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: hidden;
}

.lang-switch a {
  font-family: var(--mono);
  color: var(--ink-3);
  padding: 6px 9px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
}
.lang-switch a + a { border-left: 1px solid var(--line); }
.lang-switch a:hover { color: var(--ink); }
.lang-switch a.is-active { color: var(--paper); background: var(--ink); }

/* =====================================================================
   BUTTONS
   ===================================================================== */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  transition: background .15s ease, color .15s ease, border-color .15s ease, transform .12s ease;
}
.button:hover { transform: translateY(-1px); }

.button.primary {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}
.button.primary:hover { background: var(--signal); border-color: var(--signal); }

.button.secondary {
  color: var(--ink);
  background: transparent;
  border-color: var(--line);
}
.button.secondary:hover { border-color: var(--ink); background: var(--paper-3); }

.button.full { width: 100%; }

/* =====================================================================
   HERO
   ===================================================================== */
.hero {
  padding: 64px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, .68fr);
  gap: 40px;
  align-items: stretch;
}

.hero-copy { align-self: center; }

h1, h2, h3 { margin: 0; letter-spacing: -.03em; font-family: var(--sans); }

.hero h1 {
  margin-top: 22px;
  max-width: 14ch;
  font-size: clamp(48px, 7.2vw, 100px);
  line-height: .94;
  font-weight: 800;
}

.hero-lead {
  max-width: 60ch;
  margin: 24px 0 0;
  font-size: clamp(16px, 1.4vw, 19px);
  color: var(--ink-2);
}

/* a measurement / dimension line under the headline */
.dim-line {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 22px;
  max-width: 540px;
  color: var(--ink-3);
}
.dim-line::before,
.dim-line::after { content: ""; height: 7px; width: 1px; background: var(--ink-3); }
.dim-line span {
  flex: 1;
  position: relative;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  text-align: center;
  color: var(--ink-3);
  padding: 0 12px;
}
.dim-line span::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: var(--line);
  z-index: -1;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
  max-width: 640px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-2);
}
.metrics div { padding: 16px 18px; }
.metrics div + div { border-left: 1px solid var(--line); }
.metrics strong {
  display: block;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
}
.metrics span {
  display: block;
  font-family: var(--mono);
  color: var(--ink-3);
  margin-top: 6px;
  font-size: 11px;
  letter-spacing: .03em;
  text-transform: uppercase;
  line-height: 1.4;
}

/* ---- spec card (the drawing "title block" — replaces terminal) ------ */
.spec-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-2);
}
/* crop marks at all four corners */
.spec-card::before,
.spec-card::after {
  content: "";
  position: absolute;
  width: 12px; height: 12px;
  border: 1px solid var(--signal);
  pointer-events: none;
}
.spec-card::before { top: 7px; left: 7px; border-right: 0; border-bottom: 0; }
.spec-card::after  { bottom: 7px; right: 7px; border-left: 0; border-top: 0; }

.spec-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 16px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--paper-3);
}
.spec-bar span:last-child { color: var(--ink-3); }

.spec-body { padding: 22px 20px 18px; flex: 1; }

.spec-cap {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0 0 14px;
}

.spec-legend {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
}
.spec-legend li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--mono);
  font-size: 15px;
  color: var(--ink);
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
}
.spec-legend li:last-child { border-bottom: 0; }
.spec-legend li b {
  font-weight: 600;
  color: var(--ink-3);
  font-size: 11px;
  min-width: 22px;
}

/* classic drawing title-block grid */
.spec-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--ink);
}
.spec-block div {
  padding: 10px 14px;
  border-top: 0;
}
.spec-block div:nth-child(odd) { border-right: 1px solid var(--line); }
.spec-block div:nth-child(n+3) { border-top: 1px solid var(--line); }
.spec-block dt {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.spec-block dd {
  margin: 4px 0 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
}
.spec-block .ok { color: var(--ok); }

/* keep a sane fallback if any old terminal markup survives */
.terminal-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-2); }
.terminal-top { padding: 10px 16px; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--ink-3); }
pre { margin: 0; padding: 18px; overflow: auto; font-family: var(--mono); font-size: 13px; color: var(--ink); line-height: 1.6; }

/* =====================================================================
   SECTIONS
   ===================================================================== */
.section { padding: 64px 0; border-top: 1px solid var(--line); }
.hero + .section { border-top: 0; }

.section-head { max-width: 70ch; margin-bottom: 30px; }

.section-head h2,
.split h2,
.subhero h1,
.project-hero h1 {
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.02;
  font-weight: 800;
  margin-top: 14px;
  letter-spacing: -.03em;
}

.section-head p,
.subhero p,
.project-hero p { font-size: 17px; margin-top: 16px; }

.section-head .kicker { margin-bottom: 4px; }

/* =====================================================================
   PROJECT GRID / CARDS
   ===================================================================== */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.project-card {
  position: relative;
  min-height: 280px;
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
  transition: border-color .15s ease, background .15s ease, transform .12s ease;
}
.project-card::after {
  content: "+";
  position: absolute;
  top: 14px; right: 16px;
  font-family: var(--mono);
  color: var(--line);
  font-size: 16px;
  line-height: 1;
  transition: color .15s ease;
}
.project-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink);
  background: var(--paper);
}
.project-card:hover::after { color: var(--signal); }

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding-right: 22px;
}

/* status as a stamp / category as a code */
.status,
.category {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 24px;
  padding: 0 9px;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  border: 1px solid var(--line);
  color: var(--ink-3);
  background: var(--paper);
}
.status::before {
  content: "";
  width: 6px; height: 6px;
  background: currentColor;
  border-radius: 0;
}
.category { letter-spacing: .06em; }

.status-production { color: var(--ok); border-color: var(--ok); background: var(--ok-tint); }
.status-active-development,
.status-staging   { color: var(--signal); border-color: var(--signal); background: var(--signal-tint); }
.status-concept   { color: var(--blue); border-color: var(--blue); background: var(--blue-tint); }

.project-card h2,
.project-card h3 {
  margin-top: 44px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -.02em;
}
.project-card p { margin: 10px 0 22px; font-size: 14.5px; }

.stack-row,
.stack-cloud {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: auto;
}
.stack-row span,
.stack-cloud span {
  font-family: var(--mono);
  color: var(--ink-2);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 5px 8px;
  font-size: 11px;
  letter-spacing: .02em;
}

/* =====================================================================
   SPLIT / CAPABILITIES / CONTENT BLOCKS
   ===================================================================== */
.split {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 40px;
  align-items: start;
}

.capability-grid,
.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-2);
}
.capability-grid .capability,
.content-grid .content-block {
  border-radius: 0;
  border: 0;
  background: transparent;
}
.capability-grid .capability:nth-child(odd),
.content-grid .content-block:nth-child(odd) { border-right: 1px solid var(--line); }
.capability-grid .capability:nth-child(n+3),
.content-grid .content-block:nth-child(n+3) { border-top: 1px solid var(--line); }

.capability,
.content-block,
.contact-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
}

.capability h3,
.content-block h2,
.contact-card h2 {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 10px;
}
.capability p, .content-block p, .contact-card p { font-size: 14.5px; }

/* numbered prefix on capability headings, like a parts list */
.capability { counter-increment: cap; position: relative; }
.capability h3::before {
  content: counter(cap, decimal-leading-zero);
  display: inline-block;
  margin-right: 10px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--signal);
  vertical-align: 2px;
}
.capability-grid { counter-reset: cap; }

/* method banner */
.lab-banner {
  padding: 32px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-2);
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: center;
  margin-bottom: 64px;
}
.lab-banner h2 {
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 800;
  margin-top: 10px;
  letter-spacing: -.03em;
}
.lab-banner p { margin-top: 14px; max-width: 60ch; }

/* =====================================================================
   SUBHERO / PROJECT DETAIL
   ===================================================================== */
.subhero, .project-hero { padding: 72px 0 36px; }
.subhero { max-width: 76ch; }

.project-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 28px;
  align-items: stretch;
}
.project-hero p { max-width: 64ch; }
.project-hero .hero-actions { margin-top: 26px; }

.project-aside {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
}
.project-aside dl { margin: 22px 0 0; }
.project-aside dt {
  font-family: var(--mono);
  color: var(--ink-3);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}
.project-aside dl > dt:first-of-type { border-top: 0; padding-top: 0; }
.project-aside dd {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
}

.project-content { display: grid; gap: 14px; }

.clean-list { margin: 16px 0 0; padding: 0; list-style: none; }
.clean-list li {
  color: var(--ink-2);
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14.5px;
  display: flex;
  gap: 12px;
}
.clean-list li::before {
  content: "▸";
  color: var(--signal);
  font-family: var(--mono);
}

/* =====================================================================
   LAB — timeline + module grid
   ===================================================================== */
.timeline { display: grid; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.timeline div {
  border: 0;
  border-radius: 0;
  background: var(--paper-2);
  padding: 22px 24px;
  position: relative;
  padding-left: 64px;
}
.timeline div + div { border-top: 1px solid var(--line); }
.timeline span {
  position: absolute;
  left: 24px; top: 24px;
  font-family: var(--mono);
  color: var(--signal);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: .04em;
}
.timeline h3 { margin: 0 0 8px; font-size: 19px; font-weight: 800; letter-spacing: -.02em; }
.timeline p { font-size: 14.5px; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-2);
}
.module-grid div {
  min-height: 92px;
  border: 0;
  border-radius: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: flex-end;
  text-align: left;
  padding: 14px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: .01em;
  position: relative;
  counter-increment: mod;
}
.module-grid { counter-reset: mod; }
.module-grid div::before {
  content: counter(mod, decimal-leading-zero);
  position: absolute;
  top: 12px; left: 14px;
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: .1em;
}

/* =====================================================================
   CONTACT
   ===================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 16px;
  align-items: start;
}
.contact-card .button { margin-top: 18px; }
.hint {
  font-family: var(--mono);
  color: var(--ink-3);
  font-size: 12px;
  letter-spacing: .02em;
}

/* =====================================================================
   FOOTER — drawing title block
   ===================================================================== */
.footer {
  width: min(var(--max), calc(100% - 40px));
  margin: 56px auto 28px;
  padding: 0;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-2);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
}
.footer > div { padding: 24px 26px; }
.footer > div:first-child { border-right: 1px solid var(--line); }
.footer strong {
  font-family: var(--sans);
  font-weight: 800;
  letter-spacing: .14em;
  font-size: 16px;
}
.footer p { margin: 8px 0 0; font-size: 13.5px; }
.footer-legal { font-family: var(--mono); color: var(--ink-3); font-size: 11px; letter-spacing: .04em; }

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}
.footer-links a {
  font-family: var(--mono);
  color: var(--ink-2);
  font-size: 12px;
  letter-spacing: .04em;
  padding: 7px 0;
  width: 100%;
  border-bottom: 1px dashed var(--line);
}
.footer-links a:last-child { border-bottom: 0; }
.footer-links a:hover { color: var(--signal); }

/* =====================================================================
   LEGAL
   ===================================================================== */
.legal-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}
.legal-req dl { margin: 16px 0 0; }
.legal-req dt {
  font-family: var(--mono);
  color: var(--ink-3);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}
.legal-req dl > dt:first-of-type { border-top: 0; padding-top: 0; }
.legal-req dd { margin: 5px 0 0; font-family: var(--mono); font-size: 13.5px; line-height: 1.5; color: var(--ink); }
.legal-docs { display: grid; gap: 14px; }

@media (prefers-reduced-motion: reduce) {
  .pulse { animation: none; }
}

/* =====================================================================
   PROJECTS FILTER
   ===================================================================== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.filter-chip {
  cursor: pointer;
  padding: 8px 13px;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  text-transform: uppercase;
  transition: color .15s ease, background .15s ease, border-color .15s ease;
}
.filter-chip:hover { color: var(--ink); border-color: var(--ink); }
.filter-chip.is-active { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.filter-empty { font-family: var(--mono); color: var(--ink-3); margin-top: 8px; }

/* =====================================================================
   ADMIN
   ===================================================================== */
.admin-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  max-width: none;
}
.button.danger {
  color: var(--signal);
  background: var(--signal-tint);
  border-color: var(--signal);
  cursor: pointer;
}
.button.danger:hover { background: var(--signal); color: var(--paper); }

.admin-error { border-color: var(--signal); }
.admin-error pre {
  margin-top: 12px;
  padding: 14px;
  border-radius: 2px;
  background: var(--paper-3);
  color: var(--signal-2);
  white-space: pre-wrap;
}

.admin-list { display: grid; gap: 10px; }
.admin-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
}
.admin-row-main { display: flex; gap: 16px; align-items: flex-start; }
.admin-row-main strong { font-size: 17px; font-weight: 800; }
.admin-slug { font-family: var(--mono); color: var(--ink-3); font-size: 12.5px; margin-left: 8px; }
.admin-row-main p { margin: 4px 0 0; font-size: 13.5px; }
.admin-row-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.admin-row-actions .button { min-height: 36px; font-size: 11px; }

.chip-featured {
  font-family: var(--mono);
  color: var(--signal);
  border: 1px solid var(--signal);
  background: var(--signal-tint);
  border-radius: 2px;
  padding: 4px 9px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.admin-form { display: grid; gap: 16px; max-width: 880px; }
.admin-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.admin-form label.check { flex-direction: row; align-items: center; gap: 10px; text-transform: none; }
.admin-form input,
.admin-form select,
.admin-form textarea {
  width: 100%;
  padding: 11px 13px;
  border-radius: 2px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
}
.admin-form label.check input { width: auto; }
.admin-form textarea { resize: vertical; line-height: 1.6; }
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus { outline: none; border-color: var(--signal); }

.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.admin-ru {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  background: var(--paper-2);
  display: grid;
  gap: 16px;
}
.admin-ru summary { cursor: pointer; font-family: var(--mono); font-weight: 600; color: var(--signal); text-transform: uppercase; letter-spacing: .04em; font-size: 12px; }

/* =====================================================================
   PRODUCT DOCUMENTS  (/projects/{slug}/privacy)
   Long-form legal prose rendered from Markdown. Measure-limited, hairline
   rules, monospace for the small print — reads like a spec sheet, not a
   marketing page.
   ===================================================================== */
.doc-head { padding-bottom: 8px; }
.doc-crumbs {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  margin-top: 12px;
  display: flex;
  gap: 8px;
}
.doc-crumbs a { border-bottom: 1px solid var(--line); }
.doc-crumbs a:hover { color: var(--signal); border-color: var(--signal); }

.doc-section { padding-top: 32px; }

.doc {
  max-width: 74ch;
  border-top: 1px solid var(--line);
  padding-top: 28px;
}

.doc h1 {
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -.03em;
  margin: 0;
}

.doc h2 {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.01em;
  margin: 40px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-2);
}

.doc h3 { font-size: 16px; font-weight: 700; margin: 26px 0 0; }

.doc p { margin: 14px 0 0; font-size: 15.5px; }

/* The italic date line under the title. */
.doc h1 + p em {
  font-family: var(--mono);
  font-style: normal;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.doc strong { color: var(--ink); font-weight: 700; }

.doc a {
  color: var(--signal);
  border-bottom: 1px solid var(--signal-tint);
}
.doc a:hover { border-bottom-color: var(--signal); }

.doc ul, .doc ol { margin: 14px 0 0; padding-left: 0; list-style: none; }
.doc ol { counter-reset: doc-item; }
.doc li {
  position: relative;
  padding-left: 22px;
  margin-top: 9px;
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 1.62;
}
.doc ul > li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 11px;
  width: 8px;
  height: 1px;
  background: var(--signal);
}
.doc ol > li::before {
  counter-increment: doc-item;
  content: counter(doc-item) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--signal);
}

.doc table {
  width: 100%;
  margin-top: 18px;
  border-collapse: collapse;
  border: 1px solid var(--line);
  font-size: 14.5px;
}
.doc th, .doc td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-2);
  vertical-align: top;
  color: var(--ink-2);
}
.doc th {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-3);
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
}
.doc tr:last-child td { border-bottom: 0; }
.doc td code, .doc p code, .doc li code {
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--paper-3);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 1px 5px;
  color: var(--ink);
}

.doc blockquote {
  margin: 18px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--signal);
  color: var(--ink-2);
}

/* Licence attribution under the document (CC-BY condition — not decoration) */
.doc-attribution {
  max-width: 74ch;
  margin-top: 48px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-2);
}
.doc-attribution ul { margin: 12px 0 0; padding: 0; list-style: none; }
.doc-attribution li {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-2);
  margin-top: 8px;
}
.doc-attribution a { color: var(--signal); border-bottom: 1px solid var(--signal-tint); }
.doc-attribution a:hover { border-bottom-color: var(--signal); }

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 920px) {
  .hero-grid,
  .split,
  .project-hero,
  .contact-layout,
  .legal-layout { grid-template-columns: 1fr; }

  .capability-grid,
  .content-grid,
  .module-grid { grid-template-columns: 1fr; }
  .capability-grid .capability:nth-child(odd),
  .content-grid .content-block:nth-child(odd) { border-right: 0; }
  .module-grid div { border-right: 0; }

  .lab-banner,
  .footer { flex-direction: column; align-items: flex-start; grid-template-columns: 1fr; }
  .footer > div:first-child { border-right: 0; border-bottom: 1px solid var(--line); }

  .hero h1 { font-size: clamp(44px, 12vw, 72px); }
}

@media (max-width: 700px) {
  .site-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .nav { width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .field-grid { grid-template-columns: 1fr; }
  /* keep a wide permissions table scrollable instead of stretching the page */
  .doc table { display: block; overflow-x: auto; white-space: normal; }
  .admin-head { flex-direction: column; align-items: flex-start; }
  .metrics { grid-template-columns: 1fr; }
  .metrics div + div { border-left: 0; border-top: 1px solid var(--line); }
}

@media (max-width: 520px) {
  main,
  .footer { width: min(100% - 24px, var(--max)); }
  .project-card h2,
  .project-card h3 { margin-top: 36px; }
}