/* ---------- 0. FONTS (self-hosted) ---------- */
@font-face {
  font-family: "Anton";
  src: url("/assets/fonts/anton-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Public Sans";
  src: url("/assets/fonts/public-sans-var.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

/* ============================================================
   STRIKEWELL & SONS MATCH WORKS  ·  est. 1902, Falkenmoor
   Design identity: "Sulphur & Strike"
   Display: Anton (static 400) · Body: Public Sans (variable 100-900)
   Palette: matchhead red / sulphur yellow / flame amber on kraft paper
   Motion signature: the strike (spark flare), flame flicker, burn-line scroll
   ============================================================ */

/* ---------- 1. TOKENS: primitives ---------- */
:root {
  /* primitives */
  --p-paper-0: oklch(0.975 0.012 85);
  --p-paper-1: oklch(0.958 0.022 85);
  --p-paper-2: oklch(0.935 0.032 83);
  --p-paper-3: oklch(0.905 0.042 82);
  --p-ink-0: oklch(0.16 0.015 55);
  --p-ink-1: oklch(0.24 0.018 58);
  --p-ink-2: oklch(0.35 0.02 60);
  --p-ink-3: oklch(0.48 0.02 62);
  --p-red-0: oklch(0.50 0.215 30);
  --p-red-1: oklch(0.56 0.20 31);
  --p-red-2: oklch(0.44 0.19 29);
  --p-red-3: oklch(0.90 0.06 32);
  --p-sulphur-0: oklch(0.87 0.15 96);
  --p-sulphur-1: oklch(0.82 0.17 94);
  --p-sulphur-2: oklch(0.72 0.15 92);
  --p-amber-0: oklch(0.74 0.15 68);
  --p-amber-1: oklch(0.64 0.15 62);
  --p-forest-0: oklch(0.42 0.09 148);
  --p-forest-1: oklch(0.52 0.09 149);
  --p-char-0: oklch(0.28 0.02 62);
  --p-char-1: oklch(0.20 0.02 62);
  --p-bone-0: oklch(0.93 0.03 88);
  --p-brass-0: oklch(0.66 0.10 80);

  /* semantic */
  --bg: var(--p-paper-0);
  --bg-raised: var(--p-paper-1);
  --bg-sunken: var(--p-paper-2);
  --bg-deep: var(--p-paper-3);
  --bg-inverse: var(--p-ink-0);
  --ink: var(--p-ink-1);
  --ink-strong: var(--p-ink-0);
  --ink-soft: var(--p-ink-2);
  --ink-faint: var(--p-ink-3);
  --ink-inverse: var(--p-paper-1);
  --accent: var(--p-red-0);
  --accent-strong: var(--p-red-2);
  --accent-soft: var(--p-red-3);
  --accent-2: var(--p-sulphur-1);
  --accent-3: var(--p-amber-1);
  --forest: var(--p-forest-0);
  --border: oklch(0.87 0.03 80);
  --border-strong: oklch(0.76 0.04 78);
  --focus-ring: var(--p-red-0);

  /* type */
  --font-display: "Anton", "Arial Narrow", sans-serif;
  --font-body: "Public Sans", system-ui, sans-serif;
  --fs-100: 0.75rem;
  --fs-200: 0.844rem;
  --fs-300: 0.938rem;
  --fs-400: 1.0625rem;
  --fs-500: 1.25rem;
  --fs-600: 1.5rem;
  --fs-700: 1.9375rem;
  --fs-800: 2.5625rem;
  --fs-900: 3.4375rem;
  --fs-1000: 4.5rem;
  --fs-1100: 6rem;
  --lh-tight: 1.05;
  --lh-snug: 1.3;
  --lh-body: 1.65;
  --ls-display: 0.01em;
  --ls-caps: 0.14em;
  --w-body: 410;
  --w-medium: 550;
  --w-strong: 700;
  --w-heavy: 820;

  /* space */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4.5rem;
  --sp-9: 7rem;
  --gutter: clamp(1.125rem, 4vw, 3rem);
  --measure: 62ch;
  --maxw: 76rem;

  /* radii, shadow, depth */
  --r-1: 2px;
  --r-2: 5px;
  --r-3: 10px;
  --r-pill: 999px;
  --shadow-1: 0 1px 2px oklch(0.2 0.02 60 / 0.14);
  --shadow-2: 0 3px 10px oklch(0.2 0.02 60 / 0.16);
  --shadow-3: 0 10px 30px oklch(0.2 0.02 60 / 0.2);
  --shadow-glow: 0 0 22px oklch(0.74 0.15 68 / 0.5);

  /* motion */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-strike: cubic-bezier(0.85, 0, 0.15, 1);
  --t-fast: 140ms;
  --t-med: 280ms;
  --t-slow: 640ms;

  /* structural */
  --striking-strip: repeating-linear-gradient(
    125deg,
    oklch(0.35 0.02 60 / 0.85) 0 3px,
    transparent 3px 7px
  );
}

/* ---------- 2. DARK THEME: the drying loft ---------- */
[data-theme="loft"] {
  --bg: oklch(0.205 0.022 55);
  --bg-raised: oklch(0.245 0.026 54);
  --bg-sunken: oklch(0.175 0.02 55);
  --bg-deep: oklch(0.15 0.018 55);
  --bg-inverse: var(--p-paper-1);
  --ink: oklch(0.87 0.025 80);
  --ink-strong: oklch(0.95 0.02 85);
  --ink-soft: oklch(0.74 0.028 80);
  --ink-faint: oklch(0.58 0.025 78);
  --ink-inverse: var(--p-ink-0);
  --accent: oklch(0.64 0.2 32);
  --accent-strong: oklch(0.71 0.21 34);
  --accent-soft: oklch(0.36 0.09 32);
  --accent-2: oklch(0.78 0.15 94);
  --accent-3: oklch(0.74 0.15 68);
  --forest: oklch(0.6 0.1 148);
  --border: oklch(0.32 0.025 58);
  --border-strong: oklch(0.42 0.03 58);
  --shadow-1: 0 1px 2px oklch(0.1 0.01 55 / 0.4);
  --shadow-2: 0 3px 10px oklch(0.1 0.01 55 / 0.45);
  --shadow-3: 0 10px 30px oklch(0.08 0.01 55 / 0.5);
  --striking-strip: repeating-linear-gradient(
    125deg,
    oklch(0.5 0.03 70 / 0.5) 0 3px,
    transparent 3px 7px
  );
  color-scheme: dark;
}

/* ---------- 3. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-gutter: stable;
}
body {
  font-family: var(--font-body);
  font-weight: var(--w-body);
  font-size: var(--fs-400);
  line-height: var(--lh-body);
  color: var(--ink);
  background: var(--bg);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--t-med) var(--ease-in-out), color var(--t-med) var(--ease-in-out);
  -webkit-font-smoothing: antialiased;
}
main { flex: 1 0 auto; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
a { color: var(--accent); text-decoration-thickness: from-font; text-underline-offset: 0.18em; }
a:hover { color: var(--accent-strong); }
strong, b { font-weight: var(--w-strong); }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-display);
  color: var(--ink-strong);
  text-wrap: balance;
  text-transform: uppercase;
}
p, li { text-wrap: pretty; }
::selection { background: var(--p-sulphur-0); color: var(--p-ink-0); }
:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--r-1);
}
hr { border: 0; border-top: 1px solid var(--border); margin: var(--sp-6) 0; }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }

.skip-link {
  position: absolute;
  left: var(--sp-4);
  top: -4rem;
  z-index: 200;
  background: var(--bg-inverse);
  color: var(--ink-inverse);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-2);
  font-weight: var(--w-strong);
  transition: top var(--t-fast) var(--ease-out);
}
.skip-link:focus-visible { top: var(--sp-4); }

/* ---------- 4. LAYOUT PRIMITIVES ---------- */
.wrap { width: min(100% - 2 * var(--gutter), var(--maxw)); margin-inline: auto; }
.wrap-tight { width: min(100% - 2 * var(--gutter), 44rem); margin-inline: auto; }
.section { padding-block: var(--sp-8); }
.section-tight { padding-block: var(--sp-7); }
.section-deep { padding-block: var(--sp-9); }
.grid { display: grid; gap: var(--sp-5); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 980px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section, .section-tight { padding-block: var(--sp-7); }
  .section-deep { padding-block: var(--sp-8); }
}
.stack > * + * { margin-top: var(--sp-4); }
.stack-lg > * + * { margin-top: var(--sp-6); }
.row { display: flex; align-items: center; gap: var(--sp-3); flex-wrap: wrap; }

.eyebrow {
  font-size: var(--fs-200);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}
.eyebrow::before {
  content: "";
  width: 0.85em;
  height: 0.85em;
  border-radius: 50% 50% 50% 0;
  background: radial-gradient(circle at 30% 30%, var(--p-amber-0), var(--accent) 65%);
  transform: rotate(-45deg);
}
.lede { font-size: var(--fs-500); line-height: var(--lh-snug); color: var(--ink-soft); max-width: 56ch; }
.measure { max-width: var(--measure); }
.h-display { font-size: clamp(var(--fs-800), 6.5vw, var(--fs-1100)); }
.h-page { font-size: clamp(var(--fs-800), 5vw, var(--fs-1000)); }
.h-2 { font-size: clamp(var(--fs-700), 3.6vw, var(--fs-800)); }
.h-3 { font-size: var(--fs-600); }
.h-4 { font-size: var(--fs-500); font-family: var(--font-body); font-weight: var(--w-heavy); text-transform: none; letter-spacing: 0; }

/* ---------- 5. HEADER & NAV ---------- */
.site-head {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklch, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.masthead {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding-block: var(--sp-3);
}
.brand { display: flex; align-items: center; gap: var(--sp-3); text-decoration: none; color: var(--ink-strong); margin-right: auto; }
.brand-mark { width: 42px; height: 42px; flex: none; }
.brand-name {
  font-family: var(--font-display);
  font-size: var(--fs-600);
  text-transform: uppercase;
  line-height: 0.95;
  letter-spacing: 0.02em;
}
.brand-name small {
  display: block;
  font-family: var(--font-body);
  font-weight: var(--w-strong);
  font-size: 0.5rem;
  letter-spacing: var(--ls-caps);
  color: var(--ink-faint);
  margin-top: 0.2em;
}
.primary-nav ul { display: flex; gap: var(--sp-2); list-style: none; padding: 0; margin: 0; }
.primary-nav a {
  display: inline-block;
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-2);
  text-decoration: none;
  color: var(--ink);
  font-weight: var(--w-medium);
  font-size: var(--fs-300);
  position: relative;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: var(--sp-3);
  right: var(--sp-3);
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med) var(--ease-out);
}
.primary-nav a:hover::after, .primary-nav a[aria-current="page"]::after { transform: scaleX(1); }
.primary-nav a[aria-current="page"] { color: var(--ink-strong); }
@media (max-width: 900px) {
  .primary-nav { display: none; }
  .masthead { justify-content: space-between; }
}
.nav-toggle { display: none; }
@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--sp-3);
    border: 1px solid var(--border-strong);
    border-radius: var(--r-2);
  }
  .nav-toggle span { width: 20px; height: 2px; background: var(--ink); transition: transform var(--t-fast) var(--ease-out), opacity var(--t-fast); }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .primary-nav.is-open {
    display: block;
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: var(--bg-raised);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-3);
  }
  .primary-nav.is-open ul { flex-direction: column; padding: var(--sp-4); }
}
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  font-size: var(--fs-200);
  font-weight: var(--w-strong);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.theme-toggle:hover { border-color: var(--accent); background: var(--bg-sunken); }
.theme-toggle .flame-dot {
  width: 10px; height: 10px;
  border-radius: 50% 50% 50% 0;
  background: radial-gradient(circle at 35% 35%, var(--p-amber-0), var(--accent) 70%);
  transform: rotate(-45deg);
  animation: flicker 2.6s var(--ease-in-out) infinite;
}
@keyframes flicker {
  0%, 100% { filter: brightness(1); transform: rotate(-45deg) scale(1); }
  22% { filter: brightness(1.18); transform: rotate(-42deg) scale(1.06); }
  47% { filter: brightness(0.92); transform: rotate(-47deg) scale(0.97); }
  71% { filter: brightness(1.12); transform: rotate(-44deg) scale(1.04); }
}

/* ---------- 6. HERO: the strike ---------- */
.hero {
  position: relative;
  overflow: clip;
  background:
    radial-gradient(120% 90% at 85% -10%, oklch(0.88 0.13 95 / 0.35), transparent 55%),
    radial-gradient(90% 70% at 8% 108%, oklch(0.62 0.14 35 / 0.14), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--border);
}
.hero-inner { padding-block: clamp(var(--sp-8), 12vh, var(--sp-9)); position: relative; }
.hero h1 { font-size: clamp(var(--fs-900), 9.5vw, var(--fs-1100)); line-height: 0.92; }
.hero h1 .lit {
  color: var(--accent);
  display: inline-block;
  position: relative;
}
.hero h1 .lit::after {
  content: "";
  position: absolute;
  inset: -0.08em -0.05em;
  background: radial-gradient(60% 60% at 30% 40%, oklch(0.85 0.16 90 / 0.55), transparent 70%);
  filter: blur(6px);
  z-index: -1;
  opacity: 0.9;
}
.spark-bolt {
  position: absolute;
  top: 54%;
  left: 0;
  width: 34%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--p-amber-0) 30%, var(--p-sulphur-0) 60%, transparent);
  filter: drop-shadow(0 0 8px oklch(0.8 0.17 90 / 0.9));
  transform: translateX(-120%) rotate(-3deg);
  animation: strike-sweep 1.15s var(--ease-strike) 0.35s forwards;
  pointer-events: none;
}
@keyframes strike-sweep {
  0% { transform: translateX(-120%) rotate(-3deg); opacity: 0; }
  12% { opacity: 1; }
  70% { opacity: 1; }
  100% { transform: translateX(420%) rotate(-3deg); opacity: 0; }
}
.stagger > * {
  opacity: 0;
  transform: translateY(18px);
  animation: rise-in 0.7s var(--ease-out) forwards;
}
.stagger > *:nth-child(1) { animation-delay: 0.15s; }
.stagger > *:nth-child(2) { animation-delay: 0.28s; }
.stagger > *:nth-child(3) { animation-delay: 0.41s; }
.stagger > *:nth-child(4) { animation-delay: 0.54s; }
.stagger > *:nth-child(5) { animation-delay: 0.67s; }
@keyframes rise-in { to { opacity: 1; transform: none; } }
.hero-actions { display: flex; gap: var(--sp-3); flex-wrap: wrap; margin-top: var(--sp-6); }
.hero-meta {
  display: flex;
  gap: var(--sp-6);
  flex-wrap: wrap;
  margin-top: var(--sp-7);
  padding-top: var(--sp-4);
  border-top: 1px dashed var(--border-strong);
  font-size: var(--fs-200);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: var(--w-strong);
}
.hero-meta b { color: var(--ink); font-weight: var(--w-heavy); }

/* ---------- 7. BUTTONS ---------- */
.btn {
  --btn-bg: var(--accent);
  --btn-ink: var(--p-paper-0);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-5);
  background: var(--btn-bg);
  color: var(--btn-ink);
  border-radius: var(--r-2);
  font-weight: var(--w-heavy);
  font-size: var(--fs-300);
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform var(--t-fast) var(--ease-out), box-shadow var(--t-fast), background var(--t-fast);
  box-shadow: var(--shadow-1);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.btn:active { transform: translateY(0); box-shadow: var(--shadow-1); }
.btn--ghost { --btn-bg: transparent; --btn-ink: var(--ink); border-color: var(--border-strong); box-shadow: none; }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent-strong); background: var(--bg-sunken); }
.btn--sulphur { --btn-bg: var(--p-sulphur-1); --btn-ink: var(--p-ink-0); }
.btn--inverse { --btn-bg: var(--bg-inverse); --btn-ink: var(--ink-inverse); }
.btn[aria-disabled="true"], .btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn.is-loading { position: relative; color: transparent; }
.btn.is-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 1.1em; height: 1.1em;
  border: 2px solid color-mix(in oklch, var(--btn-ink) 40%, transparent);
  border-top-color: var(--btn-ink);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(1turn); } }

/* ---------- 8. CARDS & TILES ---------- */
.card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-3);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  position: relative;
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med), border-color var(--t-med);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); border-color: var(--border-strong); }
.card--flush { padding: 0; overflow: clip; }
.card--ink { background: var(--bg-inverse); color: var(--ink-inverse); border-color: transparent; }
.card--ink h2, .card--ink h3 { color: var(--ink-inverse); }
.card--ink .card-link { color: var(--accent-2); }
.card-kicker {
  font-size: var(--fs-100);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--accent);
}
.card--ink .card-kicker { color: var(--accent-2); }
.card h3 { font-size: var(--fs-600); }
.card p { font-size: var(--fs-300); color: inherit; opacity: 0.85; }
.card-link {
  margin-top: auto;
  font-weight: var(--w-strong);
  font-size: var(--fs-300);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  text-decoration: none;
}
.card-link::after { content: "→"; transition: transform var(--t-fast) var(--ease-out); }
.card-link:hover::after { transform: translateX(4px); }
.card .match-tag {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  font-size: var(--fs-100);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--p-ink-0);
  background: var(--p-sulphur-0);
  padding: 2px 8px;
  border-radius: var(--r-pill);
}
.tile {
  border: 1px solid var(--border);
  border-radius: var(--r-3);
  overflow: clip;
  background: var(--bg-raised);
  transition: transform var(--t-med) var(--ease-out), box-shadow var(--t-med);
}
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.tile-body { padding: var(--sp-4); display: grid; gap: var(--sp-2); }

/* matchbox label swatch art (pure CSS labels) */
.label-plate {
  aspect-ratio: 4 / 5;
  display: grid;
  place-items: center;
  position: relative;
  border-bottom: 1px solid var(--border);
  padding: var(--sp-4);
  isolation: isolate;
}
.label-plate::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(oklch(0.2 0.02 60 / 0.16) 1px, transparent 1.4px);
  background-size: 9px 9px;
  z-index: -1;
}
.label-plate .plate-word {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  text-transform: uppercase;
  text-align: center;
  line-height: 1;
  letter-spacing: 0.04em;
}
.label-plate .plate-sub {
  font-size: var(--fs-100);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  opacity: 0.75;
  margin-top: 0.6em;
  text-align: center;
}

/* ---------- 9. STRIKING-STRIP DIVIDERS (signature detail) ---------- */
.strike-rule {
  height: 12px;
  background-image: var(--striking-strip);
  border-block: 1px solid var(--border-strong);
}
.strike-rule--thin { height: 7px; }

/* ---------- 10. TIMELINE ---------- */
.timeline { position: relative; padding-inline-start: var(--sp-6); }
.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--accent), var(--p-amber-0) 60%, var(--border-strong));
}
.timeline-item { position: relative; padding-block: var(--sp-3); }
.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--sp-6) + 1px);
  top: 0.9em;
  width: 15px; height: 15px;
  border-radius: 3px;
  background: var(--bg-raised);
  border: 2px solid var(--accent);
  transform: rotate(45deg);
}
.timeline-item time {
  font-weight: var(--w-heavy);
  font-size: var(--fs-200);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--accent);
}

/* ---------- 11. TABLES (spec & ledgers) ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r-3); background: var(--bg-raised); }
table { border-collapse: collapse; width: 100%; min-width: 34rem; }
caption {
  text-align: left;
  font-size: var(--fs-200);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: var(--sp-3) var(--sp-4);
}
th, td { text-align: left; padding: var(--sp-3) var(--sp-4); border-bottom: 1px solid var(--border); font-size: var(--fs-300); }
thead th {
  font-size: var(--fs-200);
  font-weight: var(--w-heavy);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--ink-soft);
  background: var(--bg-sunken);
  position: sticky;
  top: 0;
}
tbody tr:hover { background: var(--bg-sunken); }
tbody tr:last-child td { border-bottom: 0; }
td.num, th.num { font-variant-numeric: tabular-nums; text-align: right; }
td .pill { white-space: nowrap; }

/* ---------- 12. PILLS & BADGES ---------- */
.pill {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--r-pill);
  font-size: var(--fs-100);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  border: 1px solid var(--border-strong);
  color: var(--ink-soft);
  background: var(--bg-sunken);
}
.pill--red { background: var(--accent-soft); border-color: transparent; color: var(--accent-strong); }
.pill--sulphur { background: var(--p-sulphur-0); border-color: transparent; color: var(--p-ink-0); }
.pill--forest { background: oklch(from var(--forest) l c h / 0.14); border-color: transparent; color: var(--forest); }
.pill--amber { background: oklch(from var(--accent-3) l c h / 0.16); border-color: transparent; color: var(--accent-3); }

/* ---------- 13. FORMS (demo-only) ---------- */
.form { display: grid; gap: var(--sp-4); }
.field { display: grid; gap: var(--sp-1); }
.field label { font-weight: var(--w-strong); font-size: var(--fs-300); }
.field .hint { font-size: var(--fs-200); color: var(--ink-faint); }
.field input, .field textarea, .field select {
  padding: var(--sp-3) var(--sp-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-2);
  background: var(--bg);
  color: var(--ink);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  width: 100%;
}
.field input:hover, .field textarea:hover, .field select:hover { border-color: var(--ink-faint); }
.field input:focus-visible, .field textarea:focus-visible, .field select:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px oklch(from var(--accent) l c h / 0.25);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: var(--accent-strong); box-shadow: 0 0 0 3px oklch(from var(--accent-strong) l c h / 0.22); }
.field .error-msg { font-size: var(--fs-200); color: var(--accent-strong); font-weight: var(--w-medium); display: none; }
.field.is-error .error-msg { display: block; }
.form-note {
  border-left: 3px solid var(--p-sulphur-1);
  background: var(--bg-sunken);
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-200);
  border-radius: 0 var(--r-2) var(--r-2) 0;
}
fieldset { border: 1px solid var(--border); border-radius: var(--r-3); padding: var(--sp-4); display: grid; gap: var(--sp-3); }
legend { font-weight: var(--w-heavy); font-size: var(--fs-300); padding-inline: var(--sp-2); }
.check { display: flex; gap: var(--sp-2); align-items: flex-start; font-size: var(--fs-300); }
.check input { width: 1.1em; height: 1.1em; accent-color: var(--accent); margin-top: 0.25em; }

/* toast */
.toast-bar {
  position: fixed;
  bottom: var(--sp-4);
  left: 50%;
  transform: translate(-50%, 120%);
  z-index: 150;
  background: var(--bg-inverse);
  color: var(--ink-inverse);
  padding: var(--sp-3) var(--sp-5);
  border-radius: var(--r-pill);
  box-shadow: var(--shadow-3);
  font-weight: var(--w-medium);
  font-size: var(--fs-300);
  transition: transform var(--t-med) var(--ease-out);
  max-width: min(92vw, 34rem);
  text-align: center;
}
.toast-bar.is-live { transform: translate(-50%, 0); }

/* ---------- 14. MARQUEE ---------- */
.marquee {
  overflow: clip;
  border-block: 1px solid var(--border);
  background: var(--bg-inverse);
  color: var(--ink-inverse);
  padding-block: var(--sp-3);
}
.marquee-track {
  display: flex;
  gap: var(--sp-7);
  width: max-content;
  animation: marquee 36s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span {
  font-family: var(--font-display);
  font-size: var(--fs-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-5);
  white-space: nowrap;
}
.marquee-track span::after {
  content: "";
  width: 9px; height: 9px;
  border-radius: 50% 50% 50% 0;
  background: var(--p-sulphur-0);
  transform: rotate(-45deg);
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 15. BURN-LINE: scroll progress signature ---------- */
.burn-line {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 130;
  background: linear-gradient(90deg, var(--accent) 0%, var(--p-amber-0) 55%, var(--p-sulphur-0) 100%);
  box-shadow: 0 0 10px oklch(0.74 0.15 68 / 0.7);
  pointer-events: none;
}
@supports (animation-timeline: scroll()) {
  .burn-line {
    animation: burn-grow linear both;
    animation-timeline: scroll(root);
  }
  @keyframes burn-grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }
}
.burn-line.no-timeline { transition: transform 90ms linear; }

/* scroll-driven reveals */
@supports (animation-timeline: view()) {
  .reveal {
    animation: reveal-rise linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 42%;
  }
  @keyframes reveal-rise {
    from { opacity: 0; transform: translateY(34px); }
    to { opacity: 1; transform: none; }
  }
}
.reveal-fallback {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal-fallback.is-in { opacity: 1; transform: none; }

/* ---------- 16. PAGE TRANSITIONS ---------- */
@view-transition { navigation: auto; }
@supports (view-transition-name: x) {
  ::view-transition-old(root) { animation: vt-out 0.22s var(--ease-in-out) both; }
  ::view-transition-new(root) { animation: vt-in 0.3s var(--ease-out) both; }
  @keyframes vt-out { to { opacity: 0; transform: translateY(-10px); } }
  @keyframes vt-in { from { opacity: 0; transform: translateY(12px); } }
}

/* ---------- 17. FOOTER ---------- */
.site-foot {
  background: var(--bg-inverse);
  color: var(--ink-inverse);
  margin-top: var(--sp-9);
  border-top: 6px solid var(--accent);
}
.site-foot a { color: var(--ink-inverse); text-decoration-color: oklch(from var(--ink-inverse) l c h / 0.4); }
.site-foot a:hover { color: var(--p-sulphur-0); }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--sp-6); padding-block: var(--sp-7); }
@media (max-width: 880px) { .foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .foot-grid { grid-template-columns: 1fr; } }
.foot-grid h2 { font-size: var(--fs-300); color: var(--p-sulphur-0); margin-bottom: var(--sp-3); }
.foot-grid ul { list-style: none; padding: 0; display: grid; gap: var(--sp-2); font-size: var(--fs-300); }
.foot-brand .brand-name { color: var(--ink-inverse); }
.foot-fine {
  border-top: 1px solid oklch(from var(--ink-inverse) l c h / 0.2);
  padding-block: var(--sp-4);
  font-size: var(--fs-200);
  color: oklch(from var(--ink-inverse) l c h / 0.65);
  display: flex;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

/* ---------- 18. PAGE HERO (interior) ---------- */
.page-hero { border-bottom: 1px solid var(--border); background: linear-gradient(180deg, var(--bg-raised), var(--bg)); }
.page-hero-inner { padding-block: var(--sp-8) var(--sp-7); display: grid; gap: var(--sp-4); }
.crumbs { font-size: var(--fs-200); color: var(--ink-faint); display: flex; gap: var(--sp-2); flex-wrap: wrap; }
.crumbs a { color: var(--ink-soft); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs [aria-current="page"] { color: var(--ink-strong); font-weight: var(--w-strong); }

/* ---------- 19. SPLIT FEATURES ---------- */
.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--sp-7); align-items: center; }
.split--rev > :first-child { order: 2; }
@media (max-width: 880px) { .split, .split--rev { grid-template-columns: 1fr; } .split--rev > :first-child { order: 0; } }

/* diagram panels (SVG line art containers) */
.panel {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: var(--r-3);
  padding: var(--sp-5);
  position: relative;
  overflow: clip;
}
.panel .panel-tag {
  position: absolute;
  top: var(--sp-3);
  left: var(--sp-3);
  font-size: var(--fs-100);
  font-weight: var(--w-strong);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--ink-faint);
}
.panel svg { width: 100%; height: auto; }
.panel .draw path, .panel .draw line, .panel .draw circle, .panel .draw rect, .panel .draw polyline {
  stroke-dasharray: var(--dash, 1200);
  stroke-dashoffset: var(--dash, 1200);
}
.panel .draw.is-drawn path, .panel .draw.is-drawn line, .panel .draw.is-drawn circle,
.panel .draw.is-drawn rect, .panel .draw.is-drawn polyline {
  animation: draw-stroke 2.2s var(--ease-in-out) forwards;
}
@keyframes draw-stroke { to { stroke-dashoffset: 0; } }

/* ---------- 20. QUOTES & PRESS ---------- */
.quote {
  border-left: 4px solid var(--p-sulphur-1);
  padding: var(--sp-3) var(--sp-5);
  background: var(--bg-raised);
  border-radius: 0 var(--r-3) var(--r-3) 0;
  font-size: var(--fs-500);
  line-height: var(--lh-snug);
  font-weight: var(--w-medium);
}
.quote cite { display: block; margin-top: var(--sp-3); font-size: var(--fs-200); color: var(--ink-faint); font-style: normal; font-weight: var(--w-strong); letter-spacing: var(--ls-caps); text-transform: uppercase; }

/* ---------- 21. ACCORDION / DETAILS ---------- */
details {
  border: 1px solid var(--border);
  border-radius: var(--r-3);
  background: var(--bg-raised);
  padding: 0;
  overflow: clip;
}
details + details { margin-top: var(--sp-3); }
summary {
  list-style: none;
  cursor: pointer;
  padding: var(--sp-4) var(--sp-5);
  font-weight: var(--w-strong);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  transition: background var(--t-fast);
}
summary::-webkit-details-marker { display: none; }
summary:hover { background: var(--bg-sunken); }
summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: var(--fs-500);
  color: var(--accent);
  transition: transform var(--t-med) var(--ease-out);
}
details[open] summary::after { transform: rotate(45deg); }
details .det-body { padding: 0 var(--sp-5) var(--sp-5); font-size: var(--fs-300); display: grid; gap: var(--sp-3); }

/* ---------- 22. GALLERY GRID ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: var(--sp-4); }
.fig { margin: 0; display: grid; gap: var(--sp-2); }
.fig figcaption { font-size: var(--fs-200); color: var(--ink-faint); }

/* ---------- 23. UTILITIES ---------- */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mb-4 { margin-bottom: var(--sp-4); }
.fs-200 { font-size: var(--fs-200); }
.fs-300 { font-size: var(--fs-300); }
.ink-soft { color: var(--ink-soft); }
.ink-faint { color: var(--ink-faint); }
.accent-ink { color: var(--accent); }
.bg-sunken { background: var(--bg-sunken); }
.nowrap { white-space: nowrap; }

/* banner strip (availability-style notices) */
.notice {
  display: flex;
  gap: var(--sp-3);
  align-items: baseline;
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--r-3);
  background: var(--p-sulphur-0);
  color: var(--p-ink-0);
  font-size: var(--fs-300);
  font-weight: var(--w-medium);
}
.notice--ink { background: var(--bg-inverse); color: var(--ink-inverse); }
.notice b { font-weight: var(--w-heavy); }

/* stat blocks */
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr)); gap: var(--sp-4); }
.stat { border: 1px solid var(--border); border-radius: var(--r-3); padding: var(--sp-4); background: var(--bg-raised); }
.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: var(--fs-800);
  color: var(--accent);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat span { font-size: var(--fs-200); letter-spacing: var(--ls-caps); text-transform: uppercase; color: var(--ink-faint); font-weight: var(--w-strong); }

/* steps (process) */
.steps { counter-reset: step; display: grid; gap: var(--sp-4); }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: var(--sp-4);
  align-items: start;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  border-radius: var(--r-3);
  padding: var(--sp-4) var(--sp-5);
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: var(--fs-700);
  color: var(--accent-soft);
  -webkit-text-stroke: 1.5px var(--accent);
  line-height: 1;
}
.step h3 { font-size: var(--fs-500); }
.step p { font-size: var(--fs-300); }

/* keyboard hint chip */
.kbd {
  font-family: var(--font-body);
  font-size: 0.78em;
  font-weight: var(--w-heavy);
  border: 1px solid var(--border-strong);
  border-bottom-width: 3px;
  border-radius: var(--r-1);
  padding: 0 0.45em;
  background: var(--bg-sunken);
}

/* empty / error / loading states */
.state-block {
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-3);
  padding: var(--sp-6);
  text-align: center;
  color: var(--ink-soft);
  display: grid;
  gap: var(--sp-2);
  justify-items: center;
}
.state-block--error { border-color: var(--accent-strong); background: oklch(from var(--accent-strong) l c h / 0.08); color: var(--accent-strong); }
.state-block .icon { font-size: var(--fs-800); font-family: var(--font-display); color: var(--ink-faint); }
.skeleton {
  border-radius: var(--r-2);
  background: linear-gradient(100deg, var(--bg-sunken) 40%, var(--bg-deep) 50%, var(--bg-sunken) 60%);
  background-size: 200% 100%;
  animation: sheen 1.4s linear infinite;
  min-height: 1em;
}
@keyframes sheen { to { background-position: -200% 0; } }

/* ---------- 24. MOTION SAFETY ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal-fallback { opacity: 1; transform: none; }
  .stagger > * { opacity: 1; transform: none; animation: none; }
  .spark-bolt, .marquee-track { animation: none; }
  .marquee-track { width: auto; flex-wrap: wrap; }
}

/* ---------- 25. PRINT ---------- */
@media print {
  .site-head, .site-foot, .burn-line, .toast-bar, .nav-toggle, .theme-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  a { color: inherit; text-decoration: underline; }
}