/* ==========================================================================
   THE HISTORY OF THE AK PLATFORM
   Stylesheet — dark industrial editorial
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* Surfaces — gunmetal ramp */
  --bg:          #0b0d0f;
  --bg-2:        #10141a;
  --surface:     #151a21;
  --surface-2:   #1b2129;
  --surface-3:   #232a34;
  --line:        #2a323d;
  --line-soft:   #1f2630;

  /* Text */
  --text:        #e8eaed;
  --text-2:      #a9b2bd;
  --text-3:      #6f7986;

  /* Accent — brass / amber */
  --accent:      #e0a044;
  --accent-2:    #f2b95e;
  --accent-dim:  #8a6428;
  --accent-glow: rgba(224, 160, 68, 0.14);

  /* Secondary accent — cold steel blue, for factory vs export distinction */
  --steel:       #6ea8c7;
  --steel-dim:   #2f4a5b;

  /* Type */
  --font-display: 'Barlow Condensed', 'Oswald', 'Arial Narrow', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono:    'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;

  /* Metrics */
  --wrap: 1200px;
  --nav-h: 60px;
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 14px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --------------------------------------------------------------------------
   2. RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 20px);
  -webkit-text-size-adjust: 100%;
}

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

body.is-locked { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--accent-2); }

button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: var(--accent); color: #14100a; }

/* Scrollbar */
* { scrollbar-width: thin; scrollbar-color: var(--surface-3) transparent; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: var(--bg); }
*::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 10px; border: 2px solid var(--bg); }
*::-webkit-scrollbar-thumb:hover { background: #37414f; }

/* --------------------------------------------------------------------------
   3. LAYOUT PRIMITIVES
   -------------------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
}

.section {
  padding-block: clamp(64px, 9vw, 128px);
  position: relative;
}

.section--alt { background: var(--bg-2); }

.section--alt::before,
.section--alt::after {
  content: '';
  position: absolute;
  inset-inline: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.section--alt::before { top: 0; }
.section--alt::after { bottom: 0; }

/* Section heading block */
.sec-head { margin-bottom: clamp(36px, 5vw, 64px); max-width: 780px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.eyebrow::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-dim), transparent);
}

.sec-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0 0 14px;
}

.sec-sub {
  color: var(--text-2);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  margin: 0;
  max-width: 62ch;
}

.note {
  margin-top: 18px;
  font-size: 0.875rem;
  color: var(--text-3);
  border-left: 2px solid var(--line);
  padding-left: 14px;
  max-width: 68ch;
}

/* --------------------------------------------------------------------------
   4. NAV
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(11, 13, 15, 0.72);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.nav.is-stuck {
  background: rgba(11, 13, 15, 0.94);
  border-bottom-color: var(--line);
}

.nav__inner {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.brand:hover { color: var(--text); }
.brand__mark {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--accent-dim);
  border-radius: 3px;
  padding: 2px 5px;
  line-height: 1;
}
.brand__sub { color: var(--text-3); font-size: 0.72rem; letter-spacing: 0.14em; }

.nav__links {
  display: flex;
  gap: 4px;
  margin-left: auto;
  list-style: none;
  padding: 0;
  margin-block: 0;
}
.nav__links a {
  display: block;
  padding: 7px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-3);
  border-radius: var(--r-sm);
  transition: color 0.2s, background 0.2s;
}
.nav__links a:hover { color: var(--text); background: var(--surface-2); }
.nav__links a.is-active { color: var(--accent); }

.nav__toggle {
  display: none;
  margin-left: auto;
  order: 6;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2);
}

/* Persistent donation CTA — lives in the fixed nav, so it stays on screen */
.nav__donate {
  order: 5;
  flex-shrink: 0;
  margin-left: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 15px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  white-space: nowrap;
  color: #16110a;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: var(--r-sm);
  box-shadow: 0 0 0 0 var(--accent-glow);
  transition: background 0.2s var(--ease), color 0.2s var(--ease),
              box-shadow 0.25s var(--ease), transform 0.15s var(--ease);
}
.nav__donate:hover {
  color: #16110a;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px var(--accent-glow);
}
.nav__donate:active { transform: translateY(1px); }
.nav__donate svg { flex-shrink: 0; }

/* --------------------------------------------------------------------------
   5. HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: min(94vh, 900px);
  display: flex;
  align-items: center;
  padding-block: calc(var(--nav-h) + 56px) 104px;
  overflow: hidden;
  isolation: isolate;
}

/* Layered background: radial glow + engraved diagonal hatching */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1100px 620px at 68% 8%, rgba(224,160,68,0.10), transparent 62%),
    radial-gradient(760px 520px at 8% 88%, rgba(110,168,199,0.07), transparent 66%),
    linear-gradient(180deg, #0d1015 0%, var(--bg) 62%, var(--bg) 100%);
}
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    transparent 0 3px,
    rgba(255,255,255,0.022) 3px 4px
  );
  mask-image: radial-gradient(closest-side at 60% 40%, #000 20%, transparent 84%);
  -webkit-mask-image: radial-gradient(closest-side at 60% 40%, #000 20%, transparent 84%);
}
/* Faint horizon rule */
.hero__bg::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.hero__inner { position: relative; width: 100%; }

.hero__kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 26px;
}
.hero__kicker span { color: var(--accent); }

.hero__top {
  font-family: var(--font-display);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: clamp(0.9rem, 1.9vw, 1.3rem);
  color: var(--text-2);
  margin: 0 0 4px;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(3.4rem, 13vw, 10.5rem);
  line-height: 0.86;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0 0 28px;
  background: linear-gradient(180deg, #fdfdfd 0%, #cfd6de 46%, #7f8b98 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.hero__lede {
  max-width: 60ch;
  font-size: clamp(1.02rem, 1.7vw, 1.3rem);
  color: var(--text-2);
  margin: 0 0 22px;
  line-height: 1.6;
}

.hero__era {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  background: var(--accent-glow);
  border-radius: 100px;
  padding: 7px 16px;
  margin-bottom: 46px;
}
.hero__era::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(224,160,68,0.18);
}

.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 56px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 22px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: transform 0.2s var(--ease), background 0.2s, border-color 0.2s, color 0.2s;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--accent);
  color: #16110a;
  border: 1px solid var(--accent);
}
.btn--primary:hover { background: var(--accent-2); color: #16110a; }
.btn--ghost {
  border: 1px solid var(--line);
  color: var(--text-2);
}
.btn--ghost:hover { border-color: var(--text-3); color: var(--text); background: var(--surface); }

/* Hero stat strip */
.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}
.stat {
  background: rgba(21,26,33,0.6);
  padding: 20px 22px;
  transition: background 0.25s var(--ease);
}
.stat:hover { background: var(--surface-2); }
.stat__value {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.4vw, 2.7rem);
  font-weight: 600;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.stat__label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 8px;
  letter-spacing: 0.01em;
}
.stat__note { font-size: 0.74rem; color: var(--text-3); margin-top: 3px; line-height: 1.45; }

/* Scroll hint — decorative only; suppressed when the viewport is too short
   for it to sit clear of the stat strip. */
@media (max-height: 900px), (max-width: 620px) {
  .scroll-hint { display: none; }
}
.scroll-hint {
  position: absolute;
  bottom: 22px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-3);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}
.scroll-hint__line {
  width: 1px; height: 34px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: drip 2.4s var(--ease) infinite;
}
@keyframes drip {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

/* --------------------------------------------------------------------------
   6. SCOPE CARDS
   -------------------------------------------------------------------------- */
.scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.scope-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: 26px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.28s var(--ease), transform 0.28s var(--ease);
}
.scope-card::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.35s var(--ease);
}
.scope-card:hover { border-color: var(--line); transform: translateY(-3px); }
.scope-card:hover::before { transform: scaleY(1); }

.scope-card__term {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0 0 10px;
  color: var(--text);
}
.scope-card__body { color: var(--text-2); font-size: 0.925rem; margin: 0; }

/* --------------------------------------------------------------------------
   7. TIMELINE
   -------------------------------------------------------------------------- */
.timeline {
  position: relative;
  padding-left: 0;
  list-style: none;
  margin: 0;
}
/* The spine */
.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--line) 6%, var(--line) 94%, transparent);
}

.tl-item {
  position: relative;
  padding: 0 0 34px 44px;
  display: grid;
  grid-template-columns: minmax(120px, 160px) 1fr;
  gap: 8px 32px;
  align-items: baseline;
}
.tl-item:last-child { padding-bottom: 0; }

/* Node */
.tl-item::before {
  content: '';
  position: absolute;
  left: 0; top: 9px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1px solid var(--line);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.tl-item::after {
  content: '';
  position: absolute;
  left: 5px; top: 14px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--text-3);
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.tl-item:hover::before { border-color: var(--accent); box-shadow: 0 0 0 5px var(--accent-glow); }
.tl-item:hover::after { background: var(--accent); transform: scale(1.25); }

.tl-year {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  font-weight: 600;
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.tl-text {
  color: var(--text-2);
  font-size: clamp(0.98rem, 1.4vw, 1.1rem);
  padding-bottom: 2px;
}

.kicker-quote {
  margin: 48px 0 0;
  padding: 26px 30px;
  background: linear-gradient(100deg, var(--accent-glow), transparent 70%);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.3vw, 1.7rem);
  font-weight: 500;
  line-height: 1.35;
  color: var(--text);
}

/* --------------------------------------------------------------------------
   8. LINEAGE (model generations)
   -------------------------------------------------------------------------- */
.lineage {
  display: grid;
  gap: 18px;
}

.gen {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.28s var(--ease);
}
.gen:hover { border-color: var(--line); }

.gen__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  padding: 22px 26px;
  width: 100%;
  text-align: left;
  border-bottom: 1px solid transparent;
  transition: background 0.2s;
}
.gen__head:hover { background: var(--surface-2); }
.gen.is-open .gen__head { border-bottom-color: var(--line-soft); }

.gen__name {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  font-weight: 600;
  text-transform: uppercase;
  margin: 0;
  letter-spacing: 0.005em;
}
.gen__span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  white-space: nowrap;
}
.gen__cal {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  background: var(--accent-glow);
  border-radius: 100px;
  padding: 3px 11px;
  white-space: nowrap;
}
.gen__count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  margin-left: auto;
}
.gen__chev {
  color: var(--text-3);
  transition: transform 0.3s var(--ease), color 0.2s;
  flex-shrink: 0;
  display: grid;
  place-items: center;
}
.gen.is-open .gen__chev { transform: rotate(180deg); color: var(--accent); }

.gen__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.36s var(--ease);
}
.gen.is-open .gen__body { grid-template-rows: 1fr; }
.gen__bodyInner { overflow: hidden; }
.gen__pad { padding: 22px 26px 26px; }

.gen__summary {
  color: var(--text-2);
  font-size: 0.95rem;
  margin: 0 0 22px;
  max-width: 78ch;
}

.model-list { display: grid; gap: 1px; background: var(--line-soft); border-radius: var(--r-md); overflow: hidden; }
.model {
  display: grid;
  grid-template-columns: 148px 132px 1fr;
  gap: 18px;
  align-items: center;
  padding: 14px 18px;
  background: var(--surface-2);
  transition: background 0.2s;
}
.model:hover { background: var(--surface-3); }
.model__id {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
}
.model__id small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-top: 1px;
}
.model__cal {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--steel);
  letter-spacing: 0.03em;
}
.model__desc { color: var(--text-2); font-size: 0.9rem; }

/* --------------------------------------------------------------------------
   9. MARK GLYPHS (shared: cards, modal, reference)
   -------------------------------------------------------------------------- */
.mk {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-family: var(--font-display);
  line-height: 1;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  text-align: center;
}
.mk__primary { font-weight: 600; font-size: 1.5em; }
.mk__secondary { font-weight: 500; font-size: 0.78em; letter-spacing: 0.12em; color: var(--accent-2); }

/* circle shape */
.mk--circle .mk__primary {
  display: grid;
  place-items: center;
  min-width: 2.05em;
  aspect-ratio: 1;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-size: 1.18em;
  padding: 0.1em;
}
/* triangle shape via SVG */
.mk__tri { position: relative; display: grid; place-items: center; }
.mk__tri svg { display: block; width: 3.1em; height: 2.7em; overflow: visible; }
.mk__tri polygon { fill: none; stroke: currentColor; stroke-width: 6; stroke-linejoin: round; }
.mk__tri span {
  position: absolute;
  top: 56%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 600;
  font-size: 0.95em;
  letter-spacing: 0.02em;
}
/* star shape */
.mk--star .mk__primary { font-size: 1.5em; }

/* Steel variant — used for export/brand marks to visually separate them */
.mk--brand { color: var(--steel); }
.mk--brand .mk__secondary { color: var(--steel); opacity: 0.85; }

/* --------------------------------------------------------------------------
   10. MANUFACTURER TOOLBAR
   -------------------------------------------------------------------------- */
.toolbar {
  display: grid;
  gap: 18px;
  margin-bottom: 30px;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  position: sticky;
  top: var(--nav-h);
  z-index: 40;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.toolbar__row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

.search {
  position: relative;
  flex: 1 1 260px;
  min-width: 0;
}
.search__icon {
  position: absolute;
  left: 13px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
  display: grid;
}
.search input {
  width: 100%;
  padding: 11px 40px 11px 40px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.search input::placeholder { color: var(--text-3); }
.search input:focus {
  outline: none;
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.search__clear {
  position: absolute;
  right: 8px; top: 50%;
  transform: translateY(-50%);
  width: 26px; height: 26px;
  display: none;
  place-items: center;
  border-radius: 50%;
  color: var(--text-3);
  transition: color 0.2s, background 0.2s;
}
.search__clear:hover { color: var(--text); background: var(--surface-2); }
.search.has-value .search__clear { display: grid; }

.filter-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-right: 4px;
  flex-shrink: 0;
}

.pill {
  padding: 7px 14px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-2);
  font-size: 0.79rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.pill:hover { color: var(--text); border-color: var(--text-3); }
.pill.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #16110a;
  font-weight: 600;
}
.pill__n { opacity: 0.6; font-family: var(--font-mono); font-size: 0.9em; margin-left: 5px; }

.result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
}
.result-bar b { color: var(--accent); font-weight: 600; }
.reset-link {
  color: var(--text-3);
  border-bottom: 1px dotted var(--text-3);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}
.reset-link:hover { color: var(--accent); border-color: var(--accent); }

/* --------------------------------------------------------------------------
   11. MANUFACTURER CARDS
   -------------------------------------------------------------------------- */
.mfg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}

.mfg {
  position: relative;
  display: flex;
  flex-direction: column;
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  padding: 0;
  overflow: hidden;
  transition: border-color 0.26s var(--ease), transform 0.26s var(--ease), box-shadow 0.26s var(--ease);
}
.mfg:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: 0 14px 40px -18px rgba(0,0,0,0.85);
}
.mfg:hover .mfg__mark { background: var(--surface-3); }

/* Card top: mark plate */
.mfg__mark {
  position: relative;
  height: 108px;
  display: grid;
  place-items: center;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line-soft);
  font-size: 1.15rem;
  transition: background 0.26s var(--ease);
  overflow: hidden;
}
/* engraved hatch on the plate */
.mfg__mark::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, transparent 0 5px, rgba(255,255,255,0.018) 5px 6px);
}
.mfg__n {
  position: absolute;
  top: 9px; left: 12px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  text-shadow: 0 1px 3px rgba(0,0,0,0.7);
}
.mfg__flag {
  position: absolute;
  top: 8px; right: 11px;
  z-index: 2;
  font-size: 0.95rem;
  filter: saturate(0.85);
}

.mfg__body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }

.mfg__country {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 7px;
}
.mfg__name {
  font-family: var(--font-display);
  font-size: 1.32rem;
  font-weight: 600;
  line-height: 1.14;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  margin: 0 0 8px;
  color: var(--text);
}
.mfg__tagline {
  font-size: 0.855rem;
  color: var(--text-2);
  margin: 0 0 16px;
  line-height: 1.5;
}

.mfg__meta {
  margin-top: auto;
  display: grid;
  gap: 7px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 0.775rem;
}
.mfg__metaRow { display: flex; gap: 10px; }
.mfg__metaKey {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  flex: 0 0 62px;
  padding-top: 2px;
}
.mfg__metaVal { color: var(--text-2); flex: 1; }

.mfg__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
}
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 3px;
  border: 1px solid var(--line);
  color: var(--text-3);
}
.tag--arsenal    { color: var(--accent);  border-color: var(--accent-dim); background: var(--accent-glow); }
.tag--export     { color: var(--steel);   border-color: var(--steel-dim); background: rgba(110,168,199,0.10); }
.tag--licensed   { color: #8fd0a8;        border-color: #33553f; background: rgba(143,208,168,0.09); }
.tag--commercial { color: #b8a3d8;        border-color: #453a5c; background: rgba(184,163,216,0.09); }

.mfg__more {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 5px;
  transition: color 0.2s, gap 0.2s;
}
.mfg:hover .mfg__more { color: var(--accent); gap: 9px; }

/* Empty state */
.empty {
  text-align: center;
  padding: 72px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--r-lg);
  color: var(--text-3);
}
.empty__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  text-transform: uppercase;
  color: var(--text-2);
  margin: 0 0 8px;
}

/* --------------------------------------------------------------------------
   11b. PHOTOGRAPHY
   Rifle photos are Commons images shot against wildly different backgrounds
   (studio white, museum wall, transparent PNG). These rules normalise them:
   a dark plate behind every photo, `contain` fit so nothing is cropped, and a
   slight lift on hover so the whole set reads as one system.
   -------------------------------------------------------------------------- */
.photo {
  position: relative;
  display: block;
  width: 100%;
  background:
    radial-gradient(120% 100% at 50% 0%, #1c232c 0%, #12161c 60%, #0e1216 100%);
  overflow: hidden;
}
.photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, transparent 0 5px, rgba(255,255,255,0.014) 5px 6px);
  pointer-events: none;
}
.photo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* Most source photos are white-studio or museum shots; easing contrast and
     warming them slightly keeps them from glaring against the dark UI. */
  filter: saturate(0.92) contrast(1.02);
  transition: transform 0.5s var(--ease), filter 0.3s var(--ease);
}

/* Light plate — for white-studio photos that could not be cleanly cut out.
   Matching the panel to the photo's own backdrop turns an accidental white
   rectangle into an intentional reference plate. The inset shadow and warm
   tint keep it from reading as a hole punched in the page. */
.photo--light {
  background: linear-gradient(180deg, #eef0f2 0%, #dfe3e7 100%);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.10), inset 0 -14px 26px -14px rgba(0,0,0,0.18);
}
.photo--light::after {
  background-image: repeating-linear-gradient(135deg, transparent 0 5px, rgba(0,0,0,0.020) 5px 6px);
}
.photo--light img { filter: saturate(0.95) contrast(1.01); }
/* Captions and badges need dark-on-light treatment over a light plate. */
.photo--light .mfg__caption,
.photo--light .md-gallery__label {
  background: rgba(255,255,255,0.82);
  border-color: rgba(0,0,0,0.14);
  color: #3a4149;
}
.photo--light .mfg__n { color: #6b7480; text-shadow: 0 1px 2px rgba(255,255,255,0.8); }
.photo--light .mfg__badge {
  background: rgba(255,255,255,0.86);
  border-color: rgba(0,0,0,0.14);
}

/* Card hero photo */
.mfg__photo { height: 168px; border-bottom: 1px solid var(--line-soft); }
.mfg__photo img { padding: 12px 14px; }
.mfg:hover .mfg__photo img { transform: scale(1.045); filter: saturate(1) contrast(1.05); }

/* Small mark badge shown over the photo, so provenance stays visible */
.mfg__badge {
  position: absolute;
  bottom: 8px; right: 10px;
  z-index: 2;
  font-size: 0.6rem;
  padding: 5px 9px;
  border-radius: var(--r-sm);
  background: rgba(11,13,15,0.74);
  border: 1px solid var(--line);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}
.mfg__badge .mk { font-size: 0.72rem; }
.mfg__badge .mk--circle .mk__primary,
.mfg__badge .mk__tri { transform: scale(0.9); }

/* Variant caption on the photo */
.mfg__caption {
  position: absolute;
  bottom: 8px; left: 10px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  background: rgba(11,13,15,0.74);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 5px 9px;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

/* Lineage model-row thumbnail */
.model { grid-template-columns: 104px 148px 132px 1fr; }
.model__thumb {
  height: 62px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-soft);
  cursor: zoom-in;
}
.model__thumb img { padding: 4px 6px; }
.model__thumb:hover img { transform: scale(1.07); }
.model__thumb--none {
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  cursor: default;
}

/* Gallery strip inside the detail view */
.md-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin-bottom: 28px;
}
.md-gallery .photo {
  height: 116px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  cursor: zoom-in;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease);
}
.md-gallery .photo:hover { border-color: var(--accent-dim); transform: translateY(-2px); }
.md-gallery .photo img { padding: 8px 10px; }
.md-gallery__label {
  position: absolute;
  bottom: 6px; left: 8px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-2);
  background: rgba(11,13,15,0.76);
  border-radius: 3px;
  padding: 3px 7px;
}

/* Big lead photo in the detail view */
.md-lead {
  height: 240px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  margin-bottom: 12px;
  cursor: zoom-in;
}
.md-lead img { padding: 16px 20px; }
.md-credit {
  font-size: 0.72rem;
  color: var(--text-3);
  margin: 0 0 26px;
  line-height: 1.5;
}
.md-credit a { color: var(--text-2); border-bottom: 1px dotted var(--text-3); }
.md-credit a:hover { color: var(--accent); border-color: var(--accent); }

/* --------------------------------------------------------------------------
   11c. LIGHTBOX
   -------------------------------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  grid-template-rows: 1fr auto;
  place-items: center;
  padding: 32px 24px 24px;
  background: rgba(3,4,6,0.94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s var(--ease);
}
.lightbox.is-open { opacity: 1; pointer-events: auto; }
.lightbox__img {
  max-width: min(1100px, 94vw);
  max-height: 74vh;
  object-fit: contain;
  border-radius: var(--r-sm);
  transform: scale(0.97);
  transition: transform 0.28s var(--ease);
}
.lightbox.is-open .lightbox__img { transform: none; }
.lightbox__bar {
  margin-top: 20px;
  max-width: min(1100px, 94vw);
  text-align: center;
}
.lightbox__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--text);
  margin: 0 0 6px;
}
.lightbox__credit { font-size: 0.78rem; color: var(--text-3); margin: 0; line-height: 1.5; }
.lightbox__credit a { color: var(--text-2); border-bottom: 1px dotted var(--text-3); }
.lightbox__credit a:hover { color: var(--accent); border-color: var(--accent); }
.lightbox__close {
  position: absolute;
  top: 18px; right: 20px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(11,13,15,0.7);
  color: var(--text-2);
  transition: color 0.2s, border-color 0.2s;
}
.lightbox__close:hover { color: var(--text); border-color: var(--text-3); }

/* --------------------------------------------------------------------------
   11d. PHOTO CREDITS LIST
   -------------------------------------------------------------------------- */
.credits-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 9px 15px;
  transition: color 0.2s, border-color 0.2s;
}
.credits-toggle:hover { color: var(--accent); border-color: var(--accent-dim); }
.credits-toggle svg { transition: transform 0.3s var(--ease); }
.credits-toggle[aria-expanded="true"] svg { transform: rotate(180deg); }

.credits-list {
  margin-top: 16px;
  display: none;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
}
.credits-list.is-open { display: grid; }
.credit-row {
  background: var(--surface);
  padding: 12px 15px;
  font-size: 0.76rem;
  color: var(--text-3);
  line-height: 1.5;
}
.credit-row b { color: var(--text-2); font-weight: 600; display: block; font-size: 0.8rem; }
.credit-row a { color: var(--text-3); border-bottom: 1px dotted var(--line); }
.credit-row a:hover { color: var(--accent); border-color: var(--accent); }

/* --------------------------------------------------------------------------
   12. MODAL / DETAIL
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.26s var(--ease);
}
.modal.is-open { opacity: 1; pointer-events: auto; }

.modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(4,5,7,0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.modal__panel {
  position: relative;
  width: 100%;
  max-width: 760px;
  max-height: min(88vh, 900px);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: 0 40px 90px -30px rgba(0,0,0,0.95);
  transform: translateY(14px) scale(0.985);
  transition: transform 0.3s var(--ease);
}
.modal.is-open .modal__panel { transform: none; }

.modal__close {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 3;
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(11,13,15,0.7);
  border: 1px solid var(--line);
  color: var(--text-2);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.modal__close:hover { color: var(--text); border-color: var(--text-3); background: var(--surface-2); }

.md-hero {
  position: relative;
  padding: 34px 34px 26px;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(600px 260px at 88% -20%, var(--accent-glow), transparent 70%),
    var(--surface);
  overflow: hidden;
}
.md-hero::after {
  content: '';
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(135deg, transparent 0 5px, rgba(255,255,255,0.015) 5px 6px);
  pointer-events: none;
}
.md-hero__top {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 14px;
  padding-right: 44px;
}
.md-hero__top .sep { color: var(--line); }
.md-hero__name {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.6vw, 2.35rem);
  font-weight: 600;
  line-height: 1.08;
  text-transform: uppercase;
  margin: 0 0 10px;
  padding-right: 30px;
}
.md-hero__tagline {
  position: relative;
  color: var(--accent);
  font-size: 0.98rem;
  margin: 0;
}

.md-body { padding: 30px 34px 34px; }

/* mark plate inside modal */
.md-mark {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  margin-bottom: 26px;
}
.md-mark__glyph {
  flex: 0 0 auto;
  width: 96px; height: 96px;
  display: grid; place-items: center;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 1.35rem;
}
.md-mark__label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 6px;
}
.md-mark__note { color: var(--text-2); font-size: 0.875rem; margin: 0; }

.md-specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 30px;
}
.md-spec { background: var(--surface); padding: 16px 18px; }
.md-spec__key {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 6px;
}
.md-spec__val { font-size: 0.9rem; color: var(--text); line-height: 1.45; }

.md-h {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.md-h::after { content: ''; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line), transparent); }

.md-why { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 14px; }
.md-why li {
  position: relative;
  padding-left: 30px;
  color: var(--text-2);
  font-size: 0.95rem;
  line-height: 1.6;
}
.md-why li::before {
  content: attr(data-n);
  position: absolute;
  left: 0; top: 1px;
  width: 20px; height: 20px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
}

.md-src {
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--accent-dim);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: 0.83rem;
  color: var(--text-3);
  line-height: 1.55;
}
.md-src strong {
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 5px;
}

/* modal prev/next footer */
.md-nav {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  padding: 18px 34px 30px;
  border-top: 1px solid var(--line-soft);
  margin-top: 4px;
}
.md-navBtn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  max-width: 48%;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.md-navBtn:hover { color: var(--accent); border-color: var(--accent-dim); background: var(--accent-glow); }
.md-navBtn span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------------
   13. MARKS REFERENCE
   -------------------------------------------------------------------------- */
.marks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-bottom: 26px;
}
.mark-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: 26px 22px 22px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: border-color 0.26s var(--ease), transform 0.26s var(--ease);
}
.mark-card:hover { transform: translateY(-3px); border-color: var(--line); }
.mark-card__glyph {
  height: 76px;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
/* Photo of the real receiver stamp, where one exists */
.mark-card__photo {
  height: 96px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  margin-bottom: 14px;
  cursor: zoom-in;
}
.mark-card__photo img { object-fit: cover; }
.mark-card:hover .mark-card__photo img { transform: scale(1.05); }
/* With a photo present the drawn glyph becomes a caption-sized reference */
.mark-card__photo + .mark-card__glyph { height: 52px; margin-bottom: 12px; font-size: 1.05rem; }
.mark-card__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  text-transform: uppercase;
  margin: 0 0 3px;
}
.mark-card__country { font-size: 0.8rem; color: var(--text-3); margin: 0 0 14px; }
.mark-card__kind {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 11px;
  border-radius: 100px;
}
.mark-card__kind--factory { color: var(--accent); border: 1px solid var(--accent-dim); background: var(--accent-glow); }
.mark-card__kind--brand   { color: var(--steel); border: 1px solid var(--steel-dim); background: rgba(110,168,199,0.10); }

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  padding: 18px 22px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  font-size: 0.85rem;
  color: var(--text-2);
}
.legend__item { display: flex; align-items: center; gap: 9px; }
.legend__swatch { width: 11px; height: 11px; border-radius: 3px; flex-shrink: 0; }
.legend__swatch--factory { background: var(--accent); }
.legend__swatch--brand { background: var(--steel); }

/* --------------------------------------------------------------------------
   14. FINDINGS
   -------------------------------------------------------------------------- */
.findings {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}
.finding {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  padding: 26px 22px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.26s var(--ease), transform 0.26s var(--ease);
}
.finding:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.finding__num {
  font-family: var(--font-display);
  font-size: 3.4rem;
  font-weight: 700;
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1px var(--accent-dim);
  margin-bottom: 14px;
  display: block;
}
.finding__head {
  font-family: var(--font-display);
  font-size: 1.16rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 9px;
  color: var(--accent);
}
.finding__body { font-size: 0.885rem; color: var(--text-2); margin: 0; }

/* --------------------------------------------------------------------------
   15. REFERENCES
   -------------------------------------------------------------------------- */
.ref-cols { display: grid; grid-template-columns: 1.35fr 1fr; gap: 40px; align-items: start; }

.ref-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1px; background: var(--line-soft); border: 1px solid var(--line-soft); border-radius: var(--r-md); overflow: hidden; }
.ref-list li {
  background: var(--surface);
  padding: 13px 18px 13px 40px;
  position: relative;
  font-size: 0.885rem;
  color: var(--text-2);
  transition: background 0.2s, color 0.2s;
}
.ref-list li:hover { background: var(--surface-2); color: var(--text); }
.ref-list li::before {
  content: '';
  position: absolute;
  left: 19px; top: 21px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent-dim);
}

.ref-side { display: grid; gap: 18px; position: sticky; top: calc(var(--nav-h) + 24px); }
.ref-box {
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  font-size: 0.885rem;
  color: var(--text-2);
}
.ref-box--accent { border-left: 2px solid var(--accent); }
.ref-box h4 {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}
.ref-box em { color: var(--text); font-style: italic; }

.ref-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 9px; }
.ref-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-2);
  font-size: 0.85rem;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.ref-links a:hover { color: var(--accent); border-color: var(--accent-dim); background: var(--accent-glow); }
.ref-links svg { flex-shrink: 0; opacity: 0.6; }

/* --------------------------------------------------------------------------
   16. FOOTER
   -------------------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--line);
  padding-block: 44px 36px;
  background: var(--bg-2);
}
.footer__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  align-items: flex-start;
  justify-content: space-between;
}
.footer__brand {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}
.footer__meta { font-size: 0.8rem; color: var(--text-3); max-width: 56ch; line-height: 1.6; margin: 0; }
.footer__top {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 10px 16px;
  transition: color 0.2s, border-color 0.2s;
}
.footer__top:hover { color: var(--accent); border-color: var(--accent-dim); }

/* --------------------------------------------------------------------------
   17. SCROLL REVEAL
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }

/* stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal-stagger.is-in > * { opacity: 1; transform: none; }
.reveal-stagger.is-in > *:nth-child(1)  { transition-delay: 0.03s; }
.reveal-stagger.is-in > *:nth-child(2)  { transition-delay: 0.07s; }
.reveal-stagger.is-in > *:nth-child(3)  { transition-delay: 0.11s; }
.reveal-stagger.is-in > *:nth-child(4)  { transition-delay: 0.15s; }
.reveal-stagger.is-in > *:nth-child(5)  { transition-delay: 0.19s; }
.reveal-stagger.is-in > *:nth-child(6)  { transition-delay: 0.23s; }
.reveal-stagger.is-in > *:nth-child(7)  { transition-delay: 0.27s; }
.reveal-stagger.is-in > *:nth-child(n+8){ transition-delay: 0.3s; }

/* Reading-progress bar */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 100%;
  transform-origin: left;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent-dim), var(--accent), var(--accent-2));
  z-index: 110;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   18. RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 1040px) {
  .nav__links { display: none; }
  .nav__links.is-open {
    display: flex;
    position: absolute;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    padding: 10px 16px 16px;
    background: rgba(11,13,15,0.98);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .nav__links.is-open a { padding: 12px 10px; font-size: 0.86rem; }
  .nav__toggle { display: flex; margin-left: 10px; }
  .nav__donate { margin-left: auto; }
  .ref-cols { grid-template-columns: 1fr; gap: 28px; }
  .ref-side { position: static; }
}

@media (max-width: 860px) {
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .model { grid-template-columns: 96px 1fr; gap: 4px 14px; align-items: center; }
  .model__thumb { grid-row: span 3; height: 72px; }
  .model__cal { font-size: 0.68rem; }
  .toolbar { position: static; }
}

@media (max-width: 620px) {
  .wrap { padding-inline: 18px; }
  .nav__inner { padding-inline: 18px; gap: 10px; }
  .brand { font-size: 0.92rem; }
  .nav__donate { padding: 7px 12px; font-size: 0.76rem; gap: 6px; }
  .nav__toggle { margin-left: 0; }
  .hero { min-height: auto; padding-block: calc(var(--nav-h) + 40px) 56px; }
  .hero__title { font-size: clamp(2.9rem, 17vw, 5rem); }
  .hero__stats { grid-template-columns: 1fr; }
  .tl-item { grid-template-columns: 1fr; gap: 4px; padding-left: 36px; padding-bottom: 28px; }
  .md-hero, .md-body { padding-inline: 22px; }
  .md-nav { padding-inline: 22px; }
  .md-mark { flex-direction: column; align-items: flex-start; gap: 16px; }
  .modal { padding: 10px; }
  .modal__panel { max-height: 92vh; }
  .md-navBtn span { display: none; }
  .md-navBtn { max-width: none; }
  .finding__num { font-size: 2.8rem; }
  .gen__head { padding: 18px 20px; }
  .gen__pad { padding: 18px 20px 22px; }
  .gen__count { display: none; }
  .md-lead { height: 180px; }
  .mfg__photo { height: 148px; }
  .lightbox { padding: 24px 14px 18px; }
  .lightbox__img { max-height: 64vh; }
  .lightbox__title { font-size: 1.2rem; }
}

/* Narrowest phones: keep the AK mark + Donate CTA, drop the wordmark */
@media (max-width: 420px) {
  .brand > span:not(.brand__mark) { display: none; }
}

/* --------------------------------------------------------------------------
   19. MOTION & PRINT
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
}

@media print {
  .nav, .progress, .scroll-hint, .toolbar, .modal, .footer__top { display: none !important; }
  body { background: #fff; color: #000; }
  .section { padding-block: 24px; page-break-inside: avoid; }
  .mfg, .scope-card, .finding, .mark-card, .gen { border-color: #bbb; background: #fff; }
  .gen__body { grid-template-rows: 1fr !important; }
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
}