/* ============================================================================
   OFF GRID AUTHORITY — "AMERICANA FIELD MANUAL" design system (production)
   Forest-green chrome × solar-gold data × safety-orange action on warm sand paper.
   mil-spec datasheet × USGS topo sheet × letterpress field guide.
   Restraint is the luxury. Hairlines, not shadows. One bright moment per fold.
   Source of truth: brand-test/v1b (Americana Paper) — handoff 2026-06-05.
   Load LAST in <head> so it wins over per-page inline styles.

   PALETTE      FOREST GREEN #1F3D2E · SAND/PAPER #E8E0C7 · SOLAR GOLD #D4A63A
                SAFETY ORANGE #FF6A00 · OFF-BLACK #111111
   AA NOTES     gold is decorative ONLY (never body text on paper).
                orange-as-text uses --orange-ink #9E4200 (AA on all paper tints).
                orange fills (CTAs) carry OFF-BLACK text (white-on-orange fails AA).
   ========================================================================== */

:root{
  --ink:#111111; --ink-2:#3D3A33; --ink-3:#6E6A5E;
  --paper:#EFE9D6; --paper-raised:#FBF8EF; --paper-sunk:#E8E0C7;
  --hairline:#CFC6A8; --hairline-strong:#B0A786;

  /* brand chrome */
  --green:#1F3D2E; --green-deep:#16301F; --green-black:#0F1F15;
  --gold:#D4A63A;                 /* solar gold — DECORATIVE ONLY on paper */
  --orange:#FF6A00;               /* safety orange — fills/actions/accents */
  --orange-ink:#9E4200;           /* orange-as-text, AA-safe on warm paper */

  /* data/accent role aliases (legacy amber names kept so every selector survives) */
  --amber:#D4A63A;                /* data/accent (gold), decorative fills */
  --amber-ink:#9E4200;            /* "amber as text" -> AA orange-ink */

  --danger:#C0392B; --danger-ink:#B02D20;   /* ink variant holds AA on tint */
  --caution:#9E4200; --caution-ink:#8A3D00;
  --verified:#1F3D2E;             /* brand green for stamps/verified links */

  --ff-display:"Rajdhani",sans-serif;
  --ff-body:"IBM Plex Sans","Inter",system-ui,sans-serif;
  --ff-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,monospace;

  --measure:68ch;
  --shadow-panel:0 1px 2px rgba(17,17,17,.05);
}

*{box-sizing:border-box}
html{ -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--paper) !important; color:var(--ink);
  font-family:var(--ff-body); font-size:17px; line-height:1.72;
  font-feature-settings:"cv05","cv08","ss01";
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E") !important;
}

/* ---------- type ----------
   Display = Rajdhani, UPPERCASE, condensed-technical. Body = IBM Plex Sans. */
h1,h2,h3,h4{ line-height:1.12; letter-spacing:-.005em; }
h1,h2,.t-display,.t-h1,.t-h2{
  font-family:var(--ff-display); font-weight:700; color:var(--ink);
  text-transform:uppercase; letter-spacing:.02em; line-height:1.05; }
.t-display{ font-size:clamp(2.5rem,6vw,3.4rem); line-height:1.0; }
.t-h1{ font-size:clamp(2rem,4.5vw,2.7rem); }
.t-h2{ font-size:clamp(1.6rem,3.4vw,2.15rem); }
.t-h3{ font-family:var(--ff-body); font-weight:600; font-size:1.662rem; letter-spacing:-.005em; text-transform:none; }
.t-h4{ font-family:var(--ff-body); font-weight:600; font-size:1.331rem; text-transform:none; }
.t-body-lg{ font-size:1.169rem; line-height:1.7; }
.t-small{ font-size:.9375rem; color:var(--ink-2); }
.lede{ font-size:1.169rem; line-height:1.7; color:var(--ink-2); max-width:62ch; }
.measure{ max-width:var(--measure); }

.mono{ font-family:var(--ff-mono); font-feature-settings:"tnum"; }
.label{
  font-family:var(--ff-mono); font-weight:500; font-size:.781rem;
  text-transform:uppercase; letter-spacing:.08em; color:var(--ink-3);
}
.amber-ink{ color:var(--orange-ink); }

.link{ color:var(--ink); text-decoration:none; border-bottom:1px solid var(--hairline-strong); padding-bottom:1px; transition:border-color .12s ease; }
.link:hover{ border-color:var(--orange); }

/* ---------- layout ---------- */
.wrap{ max-width:1120px; margin:0 auto; padding:0 24px; }
.rule{ height:1px; background:var(--hairline); border:0; margin:0; }
.section{ padding:64px 0; }

/* ---------- nav (DARK FOREST GREEN bar, sticky) ----------
   Solid green chrome per the board. Cream text, gold/orange accents.
   Nav links carry inline Tailwind utilities (text-gray-300 hover:text-amber-400);
   we override them nav-scoped so they read cream-on-green, not dark-on-green. */
header.nav, .fm-nav{ position:sticky; top:0; z-index:40;
  background:var(--green) !important; background-color:rgba(31,61,46,.97) !important;
  backdrop-filter:saturate(1.05) blur(6px);
  border-bottom:2px solid var(--gold);
  box-shadow:0 1px 3px rgba(15,31,21,.28); }
.nav-inner{ display:flex; align-items:center; gap:28px; height:60px; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--paper-sunk) !important; }
.brand img{ width:34px; height:34px; display:block; flex:0 0 auto; }
.brand .mark{ font-family:var(--ff-display); font-weight:700; font-size:1.18rem; text-transform:uppercase;
  letter-spacing:.02em; white-space:nowrap; color:var(--paper-sunk) !important; }
.brand .sub{ white-space:nowrap; font-family:var(--ff-mono); font-size:.66rem; text-transform:uppercase;
  letter-spacing:.16em; color:var(--gold) !important; }

/* desktop link rows: target the real markup (nav-links class OR raw header nav) */
.nav-links{ display:flex; gap:4px; margin-left:auto; align-items:center; }
header.nav nav[aria-label="Main navigation"]{ margin-left:auto; }
.nav-links a, .nav-links button,
header.nav nav[aria-label="Main navigation"] > a,
header.nav nav[aria-label="Main navigation"] .nav-dd > button{
  font-family:var(--ff-body); font-weight:500; font-size:.9rem; color:var(--paper-sunk) !important;
  background:none; text-decoration:none; }
.nav-links a:hover, .nav-links button:hover,
header.nav nav[aria-label="Main navigation"] > a:hover,
header.nav nav[aria-label="Main navigation"] .nav-dd > button:hover{ color:var(--gold) !important; }

.nav-cta{ font-family:var(--ff-mono); font-size:.74rem; text-transform:uppercase; letter-spacing:.1em;
  background:var(--orange) !important; color:#1a1a1a !important; font-weight:600;
  padding:9px 14px; border-radius:2px; white-space:nowrap; border:0; }
.nav-cta:hover{ background:#E85F00 !important; color:#111 !important; }

/* dropdown menus — dark green panels, cream links, gold hover, ORANGE top border */
.nav-dd{ position:relative; }
.nav-dd > button{ font-family:var(--ff-body); font-weight:500; font-size:.9rem; color:var(--paper-sunk) !important;
  background:none; border:0; cursor:pointer; padding:8px 12px; }
.nav-dd > button:hover{ color:var(--gold) !important; }
.nav-dd .nav-menu{ display:none; position:absolute; top:100%; left:0; min-width:240px;
  background:var(--green-deep) !important; border:1px solid #0f261a; border-top:2px solid var(--orange);
  padding:.4rem 0; z-index:50; box-shadow:0 8px 22px rgba(15,31,21,.35); }
.nav-dd:hover .nav-menu, .nav-dd:focus-within .nav-menu{ display:block; }
.nav-dd .nav-menu a{ display:block; padding:.5rem 1rem; color:var(--paper-sunk) !important; font-size:.86rem; text-decoration:none; }
.nav-dd .nav-menu a:hover{ background:#0f261a !important; color:var(--gold) !important; }
.nav-dd > button.tools-btn{ font-family:var(--ff-mono); font-size:.78rem; text-transform:uppercase;
  letter-spacing:.08em; color:var(--gold) !important; font-weight:600; }
.nav-dd > button.tools-btn:hover{ color:#E7C25A !important; }

/* ---------- NAV FIT: keep the green bar to ONE line at every width ----------
   Root cause of the wrapping header: multi-word dropdown labels wrapped to 2
   lines (taller than the 60px bar -> carets spilled above/below). Force nowrap,
   tighten spacing, and drop the long sub-title before the row gets crowded. */
.nav-inner{ gap:18px; height:auto; min-height:60px; flex-wrap:nowrap; }
header.nav nav[aria-label="Main navigation"]{ display:flex; align-items:center; flex-wrap:nowrap; }
.nav-links a, .nav-links button,
header.nav nav[aria-label="Main navigation"] > a,
header.nav nav[aria-label="Main navigation"] .nav-dd > button,
.nav-dd > button{ white-space:nowrap; }
.nav-dd > button{ padding:8px 10px; line-height:1.1; }
header.nav nav[aria-label="Main navigation"] > a{ padding:8px 10px; line-height:1.1; display:inline-flex; align-items:center; }

@media (max-width:1320px){ .brand .sub{ display:none; } }      /* free ~250px first */
@media (max-width:1180px){
  header.nav nav[aria-label="Main navigation"] > a,
  header.nav nav[aria-label="Main navigation"] .nav-dd > button,
  .nav-dd > button{ font-size:.82rem; padding:8px 7px; }
  .nav-inner{ gap:12px; }
  .nav-cta{ padding:8px 11px; font-size:.7rem; letter-spacing:.06em; }
  .brand .mark{ font-size:1.05rem; }
}
/* Below ~1100px the 6-dropdown bar can't fit cleanly — use the hamburger early
   (markup switches at md/768 by default; raise it so the desktop bar is never crammed). */
@media (max-width:1099px){
  header.nav nav[aria-label="Main navigation"]{ display:none !important; }
  header.nav #mobile-menu-btn{ display:inline-flex !important; align-items:center; }
  header.nav #mobile-menu:not(.hidden){ display:block !important; }   /* toggled-open menu shows despite md:hidden */
}

/* mobile menu chrome + hamburger button */
#mobile-menu-btn, header.nav button[aria-label="Toggle menu"]{ color:var(--paper-sunk) !important; }
.mobile-nav, nav[aria-label="Mobile navigation"]{ background:var(--green-deep) !important; border-top:1px solid #0f261a !important; }
.mobile-nav details summary, nav[aria-label="Mobile navigation"] details summary{
  font-family:var(--ff-mono); font-size:.8rem; text-transform:uppercase; letter-spacing:.06em;
  color:var(--paper-sunk) !important; cursor:pointer; padding:.45rem 0; }
.mobile-nav a, nav[aria-label="Mobile navigation"] a{ color:var(--paper-sunk) !important; }
.mobile-nav a:hover, nav[aria-label="Mobile navigation"] a:hover{ color:var(--gold) !important; }

/* ---------- registration corner crops ---------- */
.reg{ position:relative; }
.reg::before,.reg::after,
.reg>.reg-tr,.reg>.reg-br{ content:""; position:absolute; width:8px; height:8px; pointer-events:none; }
.reg::before{ left:6px; top:6px; border-left:1px solid var(--hairline-strong); border-top:1px solid var(--hairline-strong); }
.reg::after{ right:6px; bottom:6px; border-right:1px solid var(--hairline-strong); border-bottom:1px solid var(--hairline-strong); }
.reg>.reg-tr{ right:6px; top:6px; border-right:1px solid var(--hairline-strong); border-top:1px solid var(--hairline-strong); }
.reg>.reg-br{ left:6px; bottom:6px; border-left:1px solid var(--hairline-strong); border-bottom:1px solid var(--hairline-strong); }

/* ---------- data-plate ---------- */
.plate{ background:var(--paper-raised); border:1px solid var(--hairline); border-radius:2px; padding:20px 20px 18px; box-shadow:none; }
.plate .label{ display:block; margin-bottom:10px; }
.plate .value{ font-family:var(--ff-mono); font-weight:500; font-size:clamp(1.8rem,3.4vw,2.075rem); line-height:1; color:var(--ink); letter-spacing:-.01em; }
.plate .unit{ font-family:var(--ff-mono); font-size:.95rem; color:var(--ink-3); margin-left:6px; }
.plate .foot{ background:transparent; margin-top:14px; padding-top:12px; border-top:1px solid var(--hairline); font-family:var(--ff-mono); font-size:.74rem; color:var(--ink-3); }
.plate.hero-metric .value{ color:var(--orange-ink); }

/* ---------- spec table (replaces zebra-stripe styled-table) ---------- */
.table-wrapper{ overflow-x:auto; margin:1.5rem 0; border-radius:2px; border:1px solid var(--hairline); background:var(--paper-raised); }
.styled-table{ width:100%; border-collapse:collapse; background:var(--paper-raised); font-size:.95rem; min-width:600px; }
.styled-table thead{ background:var(--paper-raised) !important; }
.styled-table thead th{ position:sticky; top:60px; z-index:2; background:var(--paper-raised);
  font-family:var(--ff-mono); font-weight:500; font-size:.72rem; text-transform:uppercase; letter-spacing:.08em;
  color:var(--ink-3) !important; text-align:left; padding:12px 16px; border-bottom:1px solid var(--hairline-strong);
  box-shadow:0 1px 0 var(--hairline-strong); white-space:nowrap; }
.styled-table td{ padding:14px 16px; border-bottom:1px solid var(--hairline); color:var(--ink); }
.styled-table tbody tr{ background:var(--paper-raised) !important; }
.styled-table tbody tr:nth-child(even){ background:var(--paper-raised) !important; }
.styled-table tbody tr:last-child td{ border-bottom:0; }
.styled-table tbody tr:hover{ background:var(--paper-raised) !important; }
.styled-table tbody tr:hover td:first-child{ box-shadow:inset 2px 0 0 var(--orange); }
.styled-table td.num,.styled-table th.num{ font-family:var(--ff-mono); font-feature-settings:"tnum"; text-align:right; }

/* ---------- safety callout ---------- */
.safety-note{ border:0; border-top:1px solid var(--hairline); border-bottom:1px solid var(--hairline);
  border-left:4px solid var(--green); border-radius:0; padding:14px 18px; margin:1.5rem 0;
  background:color-mix(in srgb, var(--green) 6%, var(--paper)); color:var(--ink); }
.safety-note.danger{ border-left-color:var(--danger); background:color-mix(in srgb, var(--danger) 8%, var(--paper)); border-top:4px solid var(--danger); }
.safety-note.caution{ border-left-color:var(--caution); background:color-mix(in srgb, var(--caution) 10%, var(--paper-sunk)); }
.safety-note.caution strong{ color:var(--caution-ink); }
.safety-note strong{ font-family:var(--ff-mono); font-weight:600; font-size:.78rem; text-transform:uppercase; letter-spacing:.1em; color:var(--danger-ink); }

/* ---------- stamp + section numbers + figures ---------- */
.stamp-chip{ display:inline-flex; align-items:center; gap:7px; font-family:var(--ff-mono); font-size:.74rem;
  letter-spacing:.04em; color:var(--ink-3) !important; border:0 !important; border-bottom:1px solid var(--verified) !important;
  border-radius:0 !important; padding:0 0 3px 0 !important; text-transform:uppercase; background:transparent !important; }
.stamp-chip::before{ content:"✓ "; color:var(--verified); }
.sec-num{ font-family:var(--ff-mono); font-size:.85rem; color:var(--ink-3); }
.fig-cap, figcaption{ font-family:var(--ff-mono); font-size:.74rem; text-transform:uppercase; letter-spacing:.06em;
  color:var(--ink-2); padding-top:10px; margin-top:14px; border-top:1px solid var(--hairline); }
.fig-frame{ background:var(--paper-raised); border:1px solid var(--hairline); border-radius:2px; padding:22px 22px 14px; }

/* ---------- buttons ----------
   Primary action = SAFETY ORANGE fill, OFF-BLACK text (white-on-orange fails AA). */
.btn-amber, .cta-button, .affiliate-btn{
  display:inline-block; font-family:var(--ff-mono) !important; font-weight:600 !important; font-size:.82rem !important;
  text-transform:uppercase; letter-spacing:.08em;
  background:var(--orange) !important; background-image:none !important; color:#1a1a1a !important;
  border:0; border-radius:2px !important; padding:13px 22px !important; cursor:pointer;
  transition:filter .12s ease, background-color .12s ease; text-decoration:none !important; box-shadow:none !important; transform:none !important; }
.btn-amber:hover, .cta-button:hover, .affiliate-btn:hover{ filter:none; background:#E85F00 !important; color:#111 !important; transform:none !important; }
.btn-ghost{ display:inline-block; font-family:var(--ff-mono); font-size:.78rem; text-transform:uppercase; letter-spacing:.07em;
  background:transparent; color:var(--green); border:1px solid var(--hairline-strong); border-radius:2px; padding:11px 18px;
  cursor:pointer; transition:border-color .12s, color .12s; text-decoration:none; }
.btn-ghost:hover{ border-color:var(--green); color:var(--green); }
.cta-box .cta-inner{ background:var(--paper-raised) !important; background-image:none !important;
  border:1px solid var(--hairline); border-radius:2px; }
.cta-box .cta-text{ color:var(--ink) !important; }

/* ---------- internal links — brand green, hover orange ---------- */
.internal-link{ display:inline; color:var(--green) !important; font-weight:600;
  border-bottom:1px solid var(--green) !important; padding-bottom:1px; text-decoration:none !important; }
.internal-link:hover{ color:var(--orange-ink) !important; border-color:var(--orange) !important; }
.article-content a{ color:var(--green); text-decoration:none; border-bottom:1px solid var(--hairline-strong); }
.article-content a:hover{ color:var(--orange-ink); border-color:var(--orange); }

/* ---------- article content harmony ----------
   h2 carries the site-DNA GOLD underline (decorative border, AA-exempt). */
.article-content h2{ font-family:var(--ff-display); font-weight:700; color:var(--ink);
  text-transform:uppercase; letter-spacing:.02em;
  border-bottom:2px solid var(--gold) !important; padding-bottom:.5rem; }
.article-content h3, .article-content h4{ color:var(--ink); }
.article-content p, .article-content li{ color:var(--ink-2); }
.article-content strong{ color:var(--ink); }
.article-content blockquote{ border-left:4px solid var(--gold); background:var(--paper-sunk); border-radius:0; }
.article-content blockquote p{ color:var(--ink-2); }
.article-content code{ background:var(--paper-sunk); color:var(--orange-ink); }
.article-content pre{ background:var(--green-black); color:var(--paper-sunk); border-radius:2px; }

/* ---------- TOC ---------- */
.toc{ background:var(--paper-raised); border:1px solid var(--hairline); border-left:4px solid var(--gold);
  border-radius:0 2px 2px 0; }
.toc-title{ font-family:var(--ff-mono) !important; font-size:.78rem !important; text-transform:uppercase;
  letter-spacing:.08em; color:var(--ink-3) !important; font-weight:500 !important; }
.toc li a{ color:var(--ink-2); }
.toc li a:hover{ color:var(--orange-ink); }

/* ---------- FAQ ---------- */
.faq-item{ border:1px solid var(--hairline); border-radius:2px; background:var(--paper-raised); }
.faq-item[open]{ border-color:var(--hairline-strong); }
.faq-question{ background:var(--paper-raised) !important; color:var(--ink) !important; font-weight:500; }
.faq-question:hover{ background:var(--paper-sunk) !important; }
.faq-question::after{ color:var(--orange-ink) !important; }
.faq-answer{ background:var(--paper-raised) !important; }
.faq-answer p{ color:var(--ink-2); }

/* ---------- tool embed — ORANGE rail + orange CTA ---------- */
.tool-embed{ background:var(--paper-raised) !important; border:1px solid var(--hairline) !important;
  border-left:4px solid var(--orange) !important; border-radius:0 2px 2px 0 !important; }
.tool-embed p{ color:var(--ink-2) !important; }
.tool-embed p:first-child, .tool-embed .font-bold{ color:var(--ink) !important; }
.tool-embed a.tool-cta{ display:inline-block; background:var(--orange) !important; color:#1a1a1a !important;
  font-family:var(--ff-mono); font-size:.78rem; font-weight:600; text-transform:uppercase; letter-spacing:.08em;
  padding:10px 18px; border-radius:2px; text-decoration:none; margin-top:.5rem; }
.tool-embed a.tool-cta:hover{ background:#E85F00 !important; color:#111 !important; }

/* ---------- author plate ---------- */
.author-plate{ background:var(--paper-raised) !important; border:1px solid var(--hairline) !important;
  border-radius:2px !important; font-size:.9rem; color:var(--ink-2) !important; }
.author-plate strong{ color:var(--ink) !important; }
.author-plate a{ color:var(--green); }
.author-plate a:hover{ color:var(--orange-ink); }

/* ---------- newsletter / forms ---------- */
.newsletter-section input[type="email"], input[type="email"], input[type="text"], textarea, select{
  background:var(--paper-sunk) !important; border:1px solid var(--hairline) !important; border-radius:2px !important;
  color:var(--ink) !important; font-family:var(--ff-mono); }
.newsletter-section input:focus, input:focus, textarea:focus, select:focus{
  outline:none !important; border-color:var(--gold) !important; box-shadow:none !important; }
.newsletter-section button[type="submit"], form button[type="submit"]{
  font-family:var(--ff-mono) !important; font-size:.78rem !important; font-weight:600; text-transform:uppercase; letter-spacing:.08em;
  background:var(--orange) !important; color:#1a1a1a !important; border-radius:2px !important; box-shadow:none !important; }

/* ---------- instrument panel (calculators) ---------- */
.panel{ background:var(--paper-raised); border:1px solid var(--hairline); border-radius:2px;
        box-shadow:var(--shadow-panel); display:grid; grid-template-columns:58% 42%; position:relative; }
/* calculator's own header is a GREEN bar with cream label text (board "calculator UI header") */
.panel-head{ grid-column:1 / -1; display:flex; justify-content:space-between; align-items:center;
             padding:16px 24px; background:var(--green); border-bottom:1px solid var(--green-deep); }
.panel-head .label{ color:var(--paper-sunk) !important; }
.panel-head .mono, .panel-head .model-ref{ color:#aeb8a8; }
.controls{ padding:26px 24px 30px; border-right:1px solid var(--hairline); }
.readout{ padding:26px 24px 30px; display:flex; flex-direction:column; }
.field{ margin-bottom:20px; }
.field > .label{ display:block; margin-bottom:8px; }
.well{ display:flex; align-items:center; background:var(--paper-sunk); border:1px solid var(--hairline);
       border-radius:2px; padding:0 14px; height:48px; transition:border-color .12s ease; }
.well:focus-within{ border-color:var(--gold); }
.well.danger{ border-color:var(--danger); }
.well input, .well select{ flex:1; border:0 !important; background:transparent !important; font-family:var(--ff-mono);
             font-size:1.05rem; color:var(--ink); outline:none; min-width:0; }
.well .suffix{ font-family:var(--ff-mono); font-size:.86rem; color:var(--ink-3); white-space:nowrap; padding-left:8px; }
.field-note{ font-family:var(--ff-mono); font-size:.72rem; color:var(--danger-ink); margin-top:6px; display:none; }
.field.err .field-note{ display:block; }
.seg{ display:inline-flex; border:1px solid var(--hairline); border-radius:2px; overflow:hidden; }
.seg button{ font-family:var(--ff-mono); font-size:.8rem; letter-spacing:.04em; background:var(--paper-sunk);
             border:0; padding:11px 18px; cursor:pointer; color:var(--ink-2); border-right:1px solid var(--hairline); }
.seg button:last-child{ border-right:0; }
.seg button[aria-pressed="true"]{ background:var(--paper-raised); color:var(--ink); box-shadow:inset 0 -2px 0 var(--orange); }
.toggle{ display:flex; align-items:center; gap:10px; cursor:pointer; font-size:.92rem; color:var(--ink-2); }
.toggle input{ accent-color:var(--orange); width:16px; height:16px; }
.actions{ display:flex; gap:12px; align-items:center; flex-wrap:wrap; }
.big-read{ display:flex; align-items:flex-end; gap:8px; }
.big-read .v{ font-family:var(--ff-mono); font-weight:500; font-size:clamp(3rem,8vw,3.6rem); line-height:.92; color:var(--ink); letter-spacing:-.02em; }
.big-read .v.muted{ color:var(--ink-3); }
.big-read .v.breach{ color:var(--danger); }
.big-read .u{ font-family:var(--ff-mono); font-size:1.1rem; color:var(--ink-2); padding-bottom:8px; }
.status-line{ font-family:var(--ff-mono); font-size:.8rem; color:var(--ink-3); letter-spacing:.04em; margin-top:12px; text-transform:uppercase; }
.verdict{ display:inline-flex; align-items:center; gap:8px; font-family:var(--ff-mono); font-weight:500;
          font-size:.78rem; text-transform:uppercase; letter-spacing:.08em; padding:7px 12px; border-radius:2px;
          border:1px solid; margin-top:18px; width:fit-content; }
.verdict.within{ color:var(--verified); border-color:var(--verified); background:color-mix(in srgb,var(--verified) 8%,#fff); }
.verdict.undersized, .verdict.breach{ color:var(--danger); border-color:var(--danger); background:color-mix(in srgb,var(--danger) 8%,#fff); }
.verdict .dot{ width:7px; height:7px; border-radius:50%; background:currentColor; }
.interp{ font-size:.95rem; color:var(--ink-2); line-height:1.55; margin-top:16px; max-width:42ch; }
.sub-plates{ display:grid; grid-template-columns:1fr 1fr; gap:1px; background:var(--hairline);
             border:1px solid var(--hairline); border-radius:2px; margin-top:auto; }
.sub-plates .sp{ background:var(--paper-raised); padding:14px 14px; }
.sub-plates .label{ display:block; margin-bottom:6px; font-size:.68rem; }
.sub-plates .v{ font-family:var(--ff-mono); font-size:1.25rem; color:var(--ink); }
.sub-plates .v .u{ font-size:.78rem; color:var(--ink-3); margin-left:3px; }
.sub-plates .v.breach{ color:var(--danger); }
.model-plate{ position:absolute; right:14px; bottom:10px; font-family:var(--ff-mono); font-size:.66rem;
              color:var(--ink-3); letter-spacing:.06em; }

/* BOM */
.bom{ background:var(--paper-raised); border:1px solid var(--hairline); border-radius:2px; }
.bom-head{ padding:16px 20px; border-bottom:1px solid var(--hairline); display:flex; justify-content:space-between; align-items:baseline; }
.bom-row{ display:grid; grid-template-columns:auto 1fr auto; gap:12px; padding:13px 20px; border-bottom:1px solid var(--hairline); align-items:baseline; }
.bom-row:last-of-type{ border-bottom:0; }
.bom-row .qty{ font-family:var(--ff-mono); font-size:.86rem; color:var(--ink-2); white-space:nowrap; }
.bom-row .nm{ font-weight:500; font-size:.95rem; }
.bom-row .sp{ font-family:var(--ff-mono); font-size:.76rem; color:var(--ink-3); display:block; margin-top:2px; }
.bom-row .pr{ font-family:var(--ff-mono); font-size:.92rem; text-align:right; white-space:nowrap; }
.bom-row .src{ font-family:var(--ff-mono); font-size:.72rem; color:var(--ink); text-decoration:none; border-bottom:1px solid var(--hairline-strong); }
.bom-row .src:hover{ border-color:var(--orange); color:var(--orange-ink); }
.bom-total{ display:grid; grid-template-columns:1fr auto; padding:15px 20px; border-top:1px solid var(--hairline-strong); }
.bom-total .v{ font-family:var(--ff-mono); font-size:1.05rem; }

/* ---------- instrument index cards ---------- */
.inst-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:1px; background:var(--hairline); border:1px solid var(--hairline); border-radius:2px; }
.inst{ background:var(--paper-raised); padding:22px 20px 20px; text-decoration:none; color:var(--ink); display:flex; flex-direction:column; min-height:170px; transition:background .12s; }
.inst:hover{ background:#fff; }
.inst:hover .go{ color:var(--orange-ink); }
.inst .ref{ font-family:var(--ff-mono); font-size:.72rem; color:var(--ink-3); letter-spacing:.06em; }
.inst .name{ font-family:var(--ff-display); font-weight:700; font-size:1.42rem; text-transform:uppercase; letter-spacing:.01em; margin-top:auto; color:var(--green); }
.inst .desc{ font-size:.88rem; color:var(--ink-2); margin-top:6px; line-height:1.5; }
.inst .go{ font-family:var(--ff-mono); font-size:.74rem; text-transform:uppercase; letter-spacing:.08em; color:var(--ink-3); margin-top:14px; }

/* ---------- footer (very dark green-black, cream/gold) ---------- */
footer.foot, footer{ background:var(--green-black) !important; color:var(--paper-sunk); }
footer a{ color:var(--paper-sunk) !important; opacity:.82; text-decoration:none; }
footer a:hover{ opacity:1; color:var(--gold) !important; }
footer .label{ color:var(--gold) !important; }
footer h3, footer h4, footer .font-bold{ color:var(--paper-sunk) !important; }
footer p, footer li, footer span{ color:#b9c2b2; }

/* ---------- wiring diagram (data strokes = gold; live/action = orange) ---------- */
.wire-stroke{ stroke:var(--ink); stroke-width:1.5; fill:none; }
.wire-dim{ stroke:var(--ink-3); stroke-width:1; fill:none; }
.wire-amber{ stroke:var(--gold); stroke-width:2; fill:none; }
.wire-orange{ stroke:var(--orange); stroke-width:2; fill:none; }
.wire-label{ font-family:var(--ff-mono); font-size:11px; fill:var(--ink-2); letter-spacing:.04em; }
.node{ fill:var(--ink); } .node-open{ fill:var(--paper-raised); stroke:var(--ink); stroke-width:1.5; }
.node-amber{ fill:var(--gold); }

/* ---------- page-head pattern ---------- */
.page-head{ padding:40px 0 26px; }
.crumb{ display:flex; gap:10px; align-items:center; margin-bottom:14px; flex-wrap:wrap; }
.crumb a{ color:var(--ink-3); text-decoration:none; font-family:var(--ff-mono); font-size:.74rem; letter-spacing:.05em; }
.crumb a:hover{ color:var(--orange-ink); }
.stamp-row{ margin-top:16px; }

/* ============================================================================
   TAILWIND HARMONY — neutralize the old palette so FM tokens win site-wide.
   The pages keep their utility classes for LAYOUT; color utilities get remapped.
   ========================================================================== */
.bg-gray-50, .bg-slate-50, .bg-gray-100{ background-color:var(--paper) !important; }
.bg-white{ background-color:var(--paper-raised) !important; }
main .bg-slate-800, main .bg-slate-900, main .bg-gray-800, main .bg-gray-900,
main .from-slate-800, main .to-slate-900, main .from-slate-900{
  background:var(--paper-raised) !important; background-image:none !important;
  border:1px solid var(--hairline); border-radius:2px; }
main .bg-slate-800 *, main .bg-slate-900 *{ color:var(--ink-2); }
main .bg-slate-800 h2, main .bg-slate-900 h2, main .bg-slate-800 h3, main .bg-slate-900 h3{ color:var(--ink); }
main .text-white{ color:var(--ink) !important; }
main .text-gray-300, main .text-gray-400, main .text-slate-300{ color:var(--ink-2) !important; }
.text-gray-500, .text-slate-500{ color:var(--ink-3) !important; }
.text-gray-600, .text-gray-700, .text-slate-600, .text-slate-700{ color:var(--ink-2) !important; }
.text-gray-800, .text-gray-900, .text-slate-800, .text-slate-900{ color:var(--ink) !important; }
/* amber text utilities -> AA-safe orange-ink (scoped away from the dark green nav,
   which sets its own cream/gold link colors with higher specificity anyway) */
main .text-amber-400, main .text-amber-500, main .text-amber-600, main .text-amber-700,
.article-content .text-amber-400, .text-amber-700{ color:var(--orange-ink) !important; }
.text-green-600, .text-green-700{ color:var(--verified) !important; }
.border-gray-200, .border-gray-300, .border-slate-200, .border-amber-200{ border-color:var(--hairline) !important; }
.border-amber-400, .border-amber-500{ border-color:var(--gold) !important; }
.bg-amber-500, .bg-amber-400{ background-color:var(--gold) !important; }
.bg-amber-100, .bg-amber-50{ background-color:var(--paper-sunk) !important; }
.bg-green-600, .bg-green-700, .bg-emerald-600, .bg-emerald-700{ background-color:var(--green) !important; }
.rounded-xl, .rounded-2xl, .rounded-lg, .rounded-md{ border-radius:2px !important; }
.rounded-full{ border-radius:2px !important; }
.shadow, .shadow-sm, .shadow-md, .shadow-lg, .shadow-xl{ box-shadow:none !important; }
.hover\:shadow-lg:hover, .hover\:shadow-md:hover{ box-shadow:var(--shadow-panel) !important; }
main .bg-gradient-to-r, main .bg-gradient-to-br{ background-image:none !important; background-color:var(--paper-raised) !important; }

@media (max-width:760px){
  body{ font-size:16px; }
  .section{ padding:44px 0; }
  .panel{ grid-template-columns:1fr; }
  .controls{ border-right:0; border-bottom:1px solid var(--hairline); }
}
@media (prefers-reduced-motion:reduce){ *{ transition:none !important; animation:none !important; } }
