/* CivilConstruction.ca
   Surfaces are asphalt (dark) and concrete (light). The single accent is hi-vis orange.
   Categorical colour comes from the Canadian locate-paint code (CCGA): the same colours a
   crew sprays on the ground before anyone digs.
   Type: Archivo on its width axis (125% for display, 75% for labels) + Martian Mono for
   stations, figures and units. */

/* ---------- tokens ---------- */
:root {
  --asphalt: #0c0d0b; --asphalt-2: #141612; --asphalt-3: #1d201b; --asphalt-4: #2b2f28;
  --chalk: #f3f1ea; --chalk-2: #cdcabf; --chalk-3: #a19e93;
  --concrete: #ebe7dd; --concrete-2: #e1dccf; --concrete-3: #cfc8b8;
  --ink: #11120e; --ink-2: #34362f; --ink-3: #585a50;
  --hv: #ff5b14; --hv-2: #ff7a3d; --hv-ink: #b13a05;
  --p-white: #f2f1ec; --p-pink: #ff4f9a; --p-red: #e8372c; --p-yellow: #ffd21a;
  --p-orange: #ff7a14; --p-blue: #2f7cff; --p-green: #27b35a; --p-purple: #9a5cff;

  /* semantic (light surface default) */
  --bg: var(--concrete); --bg-2: var(--concrete-2); --bg-3: var(--concrete-3);
  --fg: var(--ink); --fg-2: var(--ink-2); --fg-3: var(--ink-3);
  --line: rgba(17, 18, 14, .16); --line-2: rgba(17, 18, 14, .32);
  --accent-text: var(--hv-ink);

  --display: "Archivo", "Arial Narrow", "Helvetica Neue", system-ui, sans-serif;
  --body: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Martian Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --gut: clamp(16px, 4.2vw, 56px);
  --max: 1440px;
  --rail: 0px;
  --chrome-h: 64px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  color-scheme: light;
}
@media (min-width: 1100px) { :root { --rail: 56px; } }

.dark, [data-surface="dark"] {
  --bg: var(--asphalt); --bg-2: var(--asphalt-2); --bg-3: var(--asphalt-3);
  --fg: var(--chalk); --fg-2: var(--chalk-2); --fg-3: var(--chalk-3);
  --line: rgba(243, 241, 234, .14); --line-2: rgba(243, 241, 234, .3);
  --accent-text: var(--hv);
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--asphalt-2); --bg-2: var(--asphalt-3); --bg-3: var(--asphalt-4);
    --fg: var(--chalk); --fg-2: var(--chalk-2); --fg-3: var(--chalk-3);
    --line: rgba(243, 241, 234, .14); --line-2: rgba(243, 241, 234, .3);
    --accent-text: var(--hv-2);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: var(--asphalt-2); --bg-2: var(--asphalt-3); --bg-3: var(--asphalt-4);
  --fg: var(--chalk); --fg-2: var(--chalk-2); --fg-3: var(--chalk-3);
  --line: rgba(243, 241, 234, .14); --line-2: rgba(243, 241, 234, .3);
  --accent-text: var(--hv-2);
  color-scheme: dark;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--chrome-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 400 17px/1.6 var(--body); font-stretch: 100%;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { color: var(--accent-text); }
:focus-visible { outline: 2px solid var(--hv); outline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.02; margin: 0 0 .5em; letter-spacing: -.01em; text-wrap: balance; }
h1 { font-stretch: 118%; font-weight: 800; font-size: clamp(2.4rem, 6vw, 5.4rem); }
h2 { font-stretch: 112%; font-weight: 750; font-size: clamp(1.7rem, 3.4vw, 2.9rem); }
h3 { font-stretch: 106%; font-weight: 700; font-size: clamp(1.2rem, 1.9vw, 1.5rem); }
p { margin: 0 0 1em; text-wrap: pretty; }
.sr, .skip:not(:focus) { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip:focus { position: fixed; top: 8px; left: 8px; z-index: 100; background: var(--hv); color: #000; padding: 10px 14px; }
.wrap { width: min(100% - 2 * var(--gut), var(--max)); margin-inline: auto; padding-left: var(--rail); }
.num, .mono { font-family: var(--mono); font-variant-numeric: tabular-nums; font-stretch: 90%; }
.kicker {
  font: 500 11px/1.3 var(--mono); font-stretch: 100%; letter-spacing: .14em; text-transform: uppercase;
  color: var(--fg-3); margin: 0 0 14px; display: flex; gap: 10px; align-items: center;
}
.kicker::before { content: ""; width: 18px; height: 2px; background: var(--hv); flex: none; }
.lede { font-size: clamp(1.1rem, 1.5vw, 1.32rem); line-height: 1.5; color: var(--fg-2); max-width: 62ch; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 22px;
  font: 700 14px/1 var(--body); font-stretch: 112%; letter-spacing: .04em; text-transform: uppercase;
  text-decoration: none; border: 1.5px solid currentColor; border-radius: 0; cursor: pointer;
  background: transparent; color: inherit; transition: background .2s, color .2s, transform .2s var(--ease);
}
.btn:hover { transform: translateY(-1px); color: inherit; }
.btn-hv { background: var(--hv); border-color: var(--hv); color: #0c0d0b; }
.btn-hv:hover { background: #fff; border-color: #fff; color: #0c0d0b; }
.btn-ghost:hover { background: var(--fg); color: var(--bg); }
.btn-sm { min-height: 38px; padding: 0 14px; font-size: 12px; }

/* ---------- chrome ---------- */
.chrome {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--chrome-h);
  display: flex; align-items: center; gap: 24px; padding: 0 var(--gut) 0 calc(var(--gut) + var(--rail));
  color: var(--chalk); transition: background .3s, border-color .3s, color .3s;
  border-bottom: 1px solid transparent;
}
.chrome.solid, html[data-hero="light"] .chrome {
  background: color-mix(in srgb, var(--asphalt) 88%, transparent); backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2); border-bottom-color: rgba(243, 241, 234, .1);
}
.mark { display: flex; align-items: baseline; text-decoration: none; font-family: var(--display); line-height: 1; white-space: nowrap; }
.mark-a { font-weight: 900; font-stretch: 125%; font-size: 19px; letter-spacing: -.01em; }
.mark-b { font-weight: 300; font-stretch: 100%; font-size: 19px; margin-left: 1px; }
.mark-c { font-weight: 700; font-size: 19px; color: var(--hv); }
.mark:hover { color: inherit; }
.primary { margin-left: auto; }
.primary ul { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; }
.primary a {
  display: block; padding: 8px 10px; text-decoration: none;
  font: 600 12.5px/1 var(--body); font-stretch: 100%; letter-spacing: .06em; text-transform: uppercase; color: var(--chalk-2);
}
.primary a:hover, .primary a[aria-current] { color: var(--chalk); }
.primary a[aria-current] { box-shadow: inset 0 -2px 0 var(--hv); }
.chrome-end { display: flex; align-items: center; gap: 10px; }
.motion-toggle {
  font: 500 10.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--chalk-3);
  background: none; border: 1px solid rgba(243, 241, 234, .22); padding: 9px 10px; cursor: pointer;
}
.motion-toggle:hover { color: var(--chalk); border-color: var(--chalk-3); }
.motion-toggle .mt-off, html[data-motion="off"] .motion-toggle .mt-on { display: none; }
html[data-motion="off"] .motion-toggle .mt-off { display: inline; }
.menu-btn { display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; color: inherit; }
.menu-btn span:not(.sr) { position: absolute; left: 11px; right: 11px; height: 2px; background: currentColor; transition: transform .25s var(--ease); }
.menu-btn span:nth-child(1) { top: 17px; } .menu-btn span:nth-child(2) { top: 25px; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
.menu {
  position: fixed; inset: 0; z-index: 45; background: var(--asphalt); color: var(--chalk);
  padding: calc(var(--chrome-h) + 24px) var(--gut) 40px; overflow-y: auto;
}
.menu ul { list-style: none; margin: 0; padding: 0; }
.menu a {
  display: block; padding: 12px 0; border-bottom: 1px solid rgba(243, 241, 234, .12); text-decoration: none;
  font: 800 clamp(1.7rem, 8vw, 2.6rem)/1 var(--display); font-stretch: 125%; text-transform: uppercase;
}
.menu li:last-child a { color: var(--hv); }
@media (max-width: 1180px) { .primary { display: none; } .menu-btn { display: block; } .chrome-end { margin-left: auto; } }
@media (max-width: 560px) { .motion-toggle { display: none; } .chrome-end .btn-sm { display: none; } .mark-a, .mark-b, .mark-c { font-size: 17px; } }

/* ---------- chainage rail ---------- */
.rail { display: none; }
@media (min-width: 1100px) {
  .rail {
    display: block; position: fixed; z-index: 40; top: var(--chrome-h); bottom: 0; left: 0; width: var(--rail);
    pointer-events: none; mix-blend-mode: difference; color: #fff;
  }
  .rail-ticks {
    position: absolute; top: 0; bottom: 0; right: 14px; width: 12px; opacity: .55;
    background:
      repeating-linear-gradient(to bottom, currentColor 0 1px, transparent 1px 64px) right / 12px 100% no-repeat,
      repeating-linear-gradient(to bottom, currentColor 0 1px, transparent 1px 8px) right / 5px 100% no-repeat;
  }
  .rail-ticks::after { content: ""; position: absolute; right: 0; top: 0; bottom: 0; width: 1px; background: currentColor; }
  .rail-mark { position: absolute; right: 8px; top: calc(var(--p, 0) * (100% - 24px)); display: flex; align-items: center; gap: 6px; transform: translateY(-50%); }
  .rail-mark::after { content: ""; width: 0; height: 0; border: 6px solid transparent; border-right: 9px solid #fff; }
  .rail-mark span {
    position: absolute; right: 26px; font: 600 9.5px/1 var(--mono); letter-spacing: .04em; white-space: nowrap;
    writing-mode: vertical-rl; transform: rotate(180deg);
  }
}

/* ---------- film ---------- */
.film { position: absolute; inset: 0; overflow: hidden; background: #050605; }
.film-poster, .film video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.film video { opacity: 0; transition: opacity 1.2s ease; }
.film.playing video { opacity: 1; }
.film-tag {
  position: absolute; z-index: 3; right: var(--gut); bottom: 18px; color: rgba(243, 241, 234, .72);
  font: 500 10px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; text-shadow: 0 1px 8px rgba(0, 0, 0, .5);
}
.shade::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(180deg, rgba(8, 9, 7, .55) 0%, rgba(8, 9, 7, .08) 28%, rgba(8, 9, 7, .15) 55%, rgba(8, 9, 7, .88) 100%);
}
.shade-l::after { background: linear-gradient(90deg, rgba(8, 9, 7, .9) 0%, rgba(8, 9, 7, .55) 42%, rgba(8, 9, 7, .08) 80%); }

/* ---------- home hero ---------- */
.hero { position: relative; min-height: 100svh; display: grid; align-items: end; color: var(--chalk); isolation: isolate; }
.hero .film { z-index: -1; }
.hero-inner { position: relative; z-index: 2; padding: calc(var(--chrome-h) + 12vh) 0 clamp(28px, 6vh, 64px); }
.hero h1 {
  font-weight: 900; font-stretch: 125%; text-transform: uppercase; letter-spacing: -.035em;
  font-size: clamp(2.2rem, 7.3vw, 9.6rem); line-height: .86; margin: 0 0 .34em;
}
.hero h1 em {
  font-style: normal; font-weight: 250; font-stretch: 100%; letter-spacing: -.025em; display: block;
  text-transform: none; font-size: .5em; line-height: 1.02; margin-top: .22em; color: var(--chalk-2);
}
@media (max-width: 600px) { .hero h1 { font-stretch: 100%; font-size: 10.6vw; } .hero h1 em { font-size: .62em; } }
.hero .lede { color: var(--chalk-2); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-strip {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(28px, 6vh, 72px);
  border-top: 1px solid rgba(243, 241, 234, .22);
}
.hero-strip > div { padding: 16px 16px 0 0; }
.hero-strip b { display: block; font: 600 clamp(1.3rem, 2.4vw, 2rem)/1.05 var(--mono); font-stretch: 85%; color: var(--chalk); letter-spacing: -.02em; }
.hero-strip span { display: block; font-size: 12.5px; line-height: 1.4; color: var(--chalk-3); margin-top: 6px; max-width: 30ch; }
@media (max-width: 760px) { .hero-strip { grid-template-columns: 1fr 1fr; } .hero-strip > div:nth-child(n+3) { padding-top: 18px; } }

/* ---------- inner page hero ---------- */
.phero { position: relative; color: var(--chalk); isolation: isolate; min-height: min(78svh, 760px); display: grid; align-items: end; }
.phero .film { z-index: -1; }
.phero-inner { position: relative; z-index: 2; padding: calc(var(--chrome-h) + 14vh) 0 48px; }
.phero h1 { max-width: 20ch; font-stretch: 122%; }
.phero .lede { color: var(--chalk-2); }
.phero-plain { background: var(--asphalt); color: var(--chalk); padding: calc(var(--chrome-h) + 72px) 0 56px; position: relative; overflow: hidden; }
.phero-plain h1 { max-width: 22ch; }
.phero-plain .lede { color: var(--chalk-2); }
.topo { position: absolute; inset: 0; z-index: 0; opacity: .5; pointer-events: none; }
.topo path { fill: none; stroke: rgba(243, 241, 234, .12); stroke-width: 1; vector-effect: non-scaling-stroke; }
.topo path.major { stroke: rgba(255, 91, 20, .35); }
.phero-plain > .wrap { position: relative; z-index: 1; }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0 0 22px; padding: 0; font: 500 11px/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--chalk-3); }
.crumbs li + li::before { content: "/"; margin-right: 6px; opacity: .5; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--hv); }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 26px; font: 500 11px/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--chalk-3); }
.meta-line b { color: var(--chalk); font-weight: 600; }

/* ---------- bands ---------- */
.band { padding: clamp(64px, 10vw, 140px) 0; position: relative; background: var(--bg); color: var(--fg); }
.band-tight { padding: clamp(40px, 6vw, 80px) 0; }
.band-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 32px 64px; align-items: end; margin-bottom: clamp(32px, 5vw, 64px); }
.band-head h2 { margin: 0; }
.band-head p { color: var(--fg-2); margin: 0; max-width: 56ch; }
@media (max-width: 860px) { .band-head { grid-template-columns: 1fr; } }
.sta-label { font: 600 11px/1 var(--mono); letter-spacing: .1em; color: var(--accent-text); display: block; margin-bottom: 12px; }

/* ---------- reel (sticky chapters) ---------- */
.reel { position: relative; background: #050605; color: var(--chalk); }
.chapter { position: relative; height: 240vh; }
.chapter-stage { position: sticky; top: 0; height: 100svh; overflow: hidden; isolation: isolate; }
.chapter-stage .film { z-index: 0; }
.knock {
  position: absolute; inset: 0; z-index: 2; display: grid; place-items: center; background: #050605; color: #fff;
  mix-blend-mode: multiply; opacity: calc(1 - var(--r, 0) * 1.4); pointer-events: none;
}
.knock span {
  display: block; font: 900 clamp(8rem, 34vw, 38rem)/.8 var(--display); font-stretch: 125%; letter-spacing: -.05em;
  transform: scale(calc(1 + var(--r, 0) * 5)); transform-origin: 50% 55%; will-change: transform;
}
.chapter-copy {
  position: absolute; z-index: 3; left: 0; right: 0; bottom: 0; padding-bottom: clamp(32px, 7vh, 80px);
  opacity: clamp(0, calc((var(--r, 0) - .42) * 4), 1); transform: translateY(calc((1 - clamp(0, calc((var(--r, 0) - .42) * 4), 1)) * 30px));
}
.chapter-copy .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 32px 64px; align-items: end; }
.chapter-copy h2 { font-size: clamp(2rem, 4.6vw, 4.2rem); font-stretch: 122%; text-transform: uppercase; margin: 0 0 .3em; }
.chapter-copy p { color: var(--chalk-2); max-width: 52ch; }
.chapter-stat { border-left: 2px solid var(--hv); padding: 4px 0 4px 20px; }
.chapter-stat b { display: block; font: 600 clamp(2.2rem, 5vw, 4.4rem)/1 var(--mono); font-stretch: 80%; letter-spacing: -.04em; color: #fff; }
.chapter-stat span { display: block; margin-top: 10px; color: var(--chalk-2); font-size: 14px; line-height: 1.45; max-width: 44ch; }
.chapter-stat small { display: block; margin-top: 10px; font: 500 10.5px/1.5 var(--mono); letter-spacing: .03em; color: var(--chalk-3); }
.chapter-stat small a { color: inherit; }
.chapter-copy .shade-bg { position: absolute; inset: -40vh 0 0; background: linear-gradient(0deg, rgba(5, 6, 5, .92) 20%, rgba(5, 6, 5, 0)); z-index: -1; }
@media (max-width: 860px) {
  .chapter { height: 190vh; }
  .chapter-copy .wrap { grid-template-columns: 1fr; }
}

/* ---------- cross-section ---------- */
.xsec { position: relative; }
.xsec-fig { border: 1px solid var(--line); background: var(--bg-2); overflow: hidden; }
.xsec svg { width: 100%; height: auto; }
.xsec .layer { transition: opacity .25s; }
.xsec .pipe { cursor: pointer; transition: transform .25s var(--ease), filter .25s; transform-box: fill-box; transform-origin: center; }
.xsec .pipe:hover, .xsec .pipe.on { transform: scale(1.12); filter: drop-shadow(0 0 10px currentColor); }
.xsec-legend { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-top: 0; }
.xsec-legend button {
  display: grid; grid-template-columns: 14px 1fr; gap: 4px 10px; align-items: start; text-align: left;
  padding: 14px 16px; background: none; border: 0; border-right: 1px solid var(--line); border-top: 1px solid var(--line);
  color: var(--fg); cursor: pointer; font: inherit;
}
.xsec-legend button:nth-child(4n) { border-right: 0; }
.xsec-legend button:hover, .xsec-legend button.on { background: var(--bg-3); }
.xsec-legend i { width: 14px; height: 14px; border-radius: 50%; margin-top: 3px; box-shadow: inset 0 0 0 1px rgba(0,0,0,.25); }
.xsec-legend b { font: 700 13px/1.2 var(--body); font-stretch: 112%; text-transform: uppercase; letter-spacing: .04em; }
.xsec-legend span { grid-column: 2; font-size: 13px; line-height: 1.4; color: var(--fg-2); }
@media (max-width: 860px) { .xsec-legend { grid-template-columns: 1fr 1fr; } .xsec-legend button:nth-child(2n) { border-right: 0; } }
.fig-note { font: 500 11px/1.55 var(--mono); color: var(--fg-3); margin-top: 14px; max-width: 110ch; }
.fig-note a { color: inherit; }

/* ---------- price board ---------- */
.board { border: 1px solid var(--line-2); background: var(--asphalt); color: var(--chalk); }
.board-head, .board-row { display: grid; grid-template-columns: 70px minmax(0, 1fr) 110px 130px 150px; gap: 0 16px; align-items: center; padding: 0 20px; }
.board-head { font: 500 10px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--chalk-3); padding-top: 14px; padding-bottom: 14px; border-bottom: 1px solid rgba(243, 241, 234, .16); }
.board-row { border-bottom: 1px solid rgba(243, 241, 234, .08); min-height: 54px; font-family: var(--mono); font-stretch: 88%; font-size: 13.5px; }
.board-row:last-child { border-bottom: 0; }
.board-row:hover { background: var(--asphalt-3); }
.board-row .code { color: var(--hv); font-weight: 600; }
.board-row .item { font-family: var(--body); font-stretch: 100%; font-size: 15px; color: var(--chalk); }
.board-row .unit { color: var(--chalk-3); font-size: 12px; }
.board-row .val { text-align: right; font-weight: 600; font-size: 16px; color: #fff; }
.board-row .trend { text-align: right; font-size: 12px; color: var(--chalk-3); }
.board-row .trend .up { color: #ff8a5c; } .board-row .trend .dn { color: #7fd99b; }
.flap { display: inline-block; animation: flap .6s var(--ease) both; animation-delay: calc(var(--i, 0) * 40ms); }
@keyframes flap { from { transform: rotateX(90deg); opacity: 0; } to { transform: none; opacity: 1; } }
@media (max-width: 760px) {
  .board-head { display: none; }
  .board-row { grid-template-columns: 1fr auto; padding: 12px 16px; gap: 4px 12px; }
  .board-row .code { grid-row: 1; grid-column: 1; font-size: 11px; }
  .board-row .item { grid-column: 1; }
  .board-row .unit { grid-column: 1; }
  .board-row .val { grid-column: 2; grid-row: 1 / span 2; }
  .board-row .trend { grid-column: 2; grid-row: 3; }
}
.board-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding: 16px 20px; border-top: 1px solid rgba(243, 241, 234, .16); font: 500 11px/1.5 var(--mono); color: var(--chalk-3); }
.board-foot a { color: var(--chalk-2); }

/* ---------- figures and bars ---------- */
.figs { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); border-top: 1px solid var(--line); }
.fig { padding: 26px 24px 26px 0; border-bottom: 1px solid var(--line); }
.fig b { display: block; font: 600 clamp(2rem, 4vw, 3.4rem)/1 var(--mono); font-stretch: 80%; letter-spacing: -.04em; }
.fig span { display: block; margin-top: 10px; color: var(--fg-2); font-size: 14.5px; line-height: 1.45; max-width: 34ch; }
.fig small { display: block; margin-top: 8px; font: 500 10.5px/1.4 var(--mono); color: var(--fg-3); }
.bars { display: grid; gap: 14px; }
.bar { display: grid; grid-template-columns: minmax(150px, 240px) minmax(0, 1fr) 70px; gap: 16px; align-items: center; }
.bar-name { font-size: 14.5px; line-height: 1.25; }
.bar-track { position: relative; height: 22px; background: var(--bg-3); display: flex; overflow: hidden; }
.bar-track i { display: block; height: 100%; transform-origin: left; transition: transform 1.2s var(--ease); }
.bar-track .vp { background: var(--p-red); } .bar-track .p { background: var(--hv); } .bar-track .unk { background: repeating-linear-gradient(135deg, var(--line-2) 0 2px, transparent 2px 6px); }
.bars.pre .bar-track i { transform: scaleX(0); }
.bar-val { font: 600 14px/1 var(--mono); text-align: right; }
.bars-key { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; font: 500 11px/1.4 var(--mono); color: var(--fg-3); }
.bars-key i { display: inline-block; width: 10px; height: 10px; margin-right: 8px; vertical-align: -1px; }
@media (max-width: 640px) { .bar { grid-template-columns: 1fr 64px; } .bar-name { grid-column: 1 / -1; } }

/* ---------- cards / drawing sheets ---------- */
.cards { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.card { background: var(--bg); }
.card a { display: flex; flex-direction: column; height: 100%; padding: 22px 22px 24px; text-decoration: none; position: relative; min-height: 190px; transition: background .25s; }
.card a:hover { background: var(--bg-2); color: inherit; }
.card-film { position: relative; display: block; aspect-ratio: 16 / 9; margin: -22px -22px 18px; overflow: hidden; background: #050605; }
.card-film img, .card-film video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease), opacity .6s; }
.card a:hover .card-film img { transform: scale(1.04); }
.card-film video { opacity: 0; } .card-film.playing video { opacity: 1; }
.sheet-no { font: 600 10.5px/1 var(--mono); letter-spacing: .1em; color: var(--accent-text); margin-bottom: 12px; }
.card-title { font: 750 clamp(1.15rem, 1.6vw, 1.4rem)/1.1 var(--display); font-stretch: 112%; margin-bottom: 10px; }
.card-text { font-size: 15px; line-height: 1.5; color: var(--fg-2); }
.card-meta { margin-top: auto; padding-top: 16px; font: 500 10.5px/1.4 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--fg-3); }
.card a::after { content: "→"; position: absolute; right: 20px; bottom: 20px; font: 400 18px/1 var(--mono); color: var(--fg-3); transition: transform .25s var(--ease), color .25s; }
.card a:hover::after { transform: translateX(4px); color: var(--accent-text); }

/* ---------- article ---------- */
.doc { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 64px; padding: clamp(48px, 7vw, 96px) 0; }
.doc-side { position: relative; }
.doc-side .sticky { position: sticky; top: calc(var(--chrome-h) + 24px); display: grid; gap: 20px; }
@media (max-width: 1000px) { .doc { grid-template-columns: 1fr; gap: 40px; } .doc-side .sticky { position: static; } }
.toc { border-top: 2px solid var(--fg); padding-top: 14px; }
.toc p { font: 600 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--fg-3); margin-bottom: 12px; }
.toc ol { list-style: none; margin: 0; padding: 0; counter-reset: t; }
.toc li { counter-increment: t; }
.toc a { display: grid; grid-template-columns: 30px 1fr; padding: 7px 0; text-decoration: none; font-size: 14.5px; line-height: 1.35; color: var(--fg-2); border-bottom: 1px solid var(--line); }
.toc a::before { content: counter(t, decimal-leading-zero); font: 500 11px/1.9 var(--mono); color: var(--fg-3); }
.toc a:hover, .toc a.on { color: var(--fg); }
.toc a.on::before { color: var(--accent-text); }
.side-card { background: var(--bg-2); border: 1px solid var(--line); padding: 20px; }
.side-card h2 { font-size: 1.1rem; font-stretch: 110%; margin-bottom: 8px; }
.side-card p { font-size: 14.5px; color: var(--fg-2); }
.side-card .btn { width: 100%; justify-content: center; }
.prose { max-width: 74ch; }
.prose > section { margin-bottom: clamp(40px, 5vw, 64px); scroll-margin-top: calc(var(--chrome-h) + 16px); }
.prose h2 { font-size: clamp(1.6rem, 2.8vw, 2.3rem); margin-top: 0; }
.prose h2 .sta { display: block; font: 600 11px/1 var(--mono); letter-spacing: .1em; color: var(--accent-text); margin-bottom: 12px; font-stretch: 100%; }
.prose h3 { margin-top: 1.6em; }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 1em; }
.prose li { margin-bottom: .4em; }
.prose li::marker { color: var(--accent-text); }
.prose strong { font-weight: 700; }
.prose a { color: var(--fg); text-decoration-color: var(--hv); text-decoration-thickness: 2px; }
.prose a:hover { color: var(--accent-text); }
.note { border-left: 3px solid var(--hv); background: var(--bg-2); padding: 16px 20px; margin: 1.4em 0; font-size: 15.5px; }
.note p:last-child { margin: 0; }
.note .kicker { margin-bottom: 8px; }
.warn { border-left-color: var(--p-red); }
.table-wrap { overflow-x: auto; margin: 1.2em 0 1.6em; border: 1px solid var(--line); -webkit-overflow-scrolling: touch; }
.spec { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 560px; }
.spec caption { text-align: left; padding: 12px 14px; font: 600 11px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); border-bottom: 1px solid var(--line); }
.spec th, .spec td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.spec thead th { font: 600 10.5px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); background: var(--bg-2); }
.spec tbody tr:last-child td, .spec tbody tr:last-child th { border-bottom: 0; }
.spec td.n, .spec th.n { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; font-stretch: 88%; white-space: nowrap; }
.spec tbody th { font-weight: 600; }
.spec small { display: block; color: var(--fg-3); font-size: 12px; }

/* province rule cards */
.rules { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.rule { background: var(--bg); padding: 24px; display: flex; flex-direction: column; }
.rule h3 { font-size: 1.25rem; margin-bottom: 14px; display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.rule h3 span { font: 600 11px/1 var(--mono); color: var(--fg-3); letter-spacing: .08em; }
.rule dl { margin: 0; display: grid; gap: 12px; }
.rule dt { font: 600 10px/1.2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--fg-3); }
.rule dd { margin: 3px 0 0; font-size: 14.5px; line-height: 1.45; }
.rule dd b { font: 600 17px/1 var(--mono); font-stretch: 85%; }
.rule a.more { margin-top: auto; padding-top: 18px; font: 600 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; text-decoration: none; color: var(--accent-text); }

/* seasonal timeline */
.season { position: relative; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.season .m { padding: 10px 0 10px 8px; border-left: 1px solid var(--line); font: 600 10px/1 var(--mono); letter-spacing: .1em; color: var(--fg-3); }
.season .m:first-child { border-left: 0; }
.season-bands { display: grid; gap: 10px; margin-top: 16px; }
.sband { position: relative; height: 36px; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); }
.sband i { grid-row: 1; display: flex; align-items: center; padding: 0 12px; font: 600 11px/1 var(--mono); letter-spacing: .04em; color: #0c0d0b; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-style: normal; }
.sband-lbl { font-size: 13px; color: var(--fg-2); margin: 2px 0 0; }

/* ---------- calculators ---------- */
.calc { border: 1px solid var(--line-2); background: var(--bg-2); }
.calc-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px; border-bottom: 1px solid var(--line); font: 600 11px/1.2 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--fg-3); }
.calc-body { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
.calc-in { padding: 22px 20px; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 16px 18px; align-content: start; border-right: 1px solid var(--line); }
.calc-out { padding: 22px 20px; background: var(--asphalt); color: var(--chalk); display: grid; gap: 18px; align-content: start; }
@media (max-width: 860px) { .calc-body { grid-template-columns: 1fr; } .calc-in { border-right: 0; border-bottom: 1px solid var(--line); } }
.field { display: grid; gap: 6px; }
.field.wide { grid-column: 1 / -1; }
.field label, .field .lbl { font: 600 10.5px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 46px; padding: 10px 12px; font: 500 16px/1.3 var(--mono); font-stretch: 90%;
  color: var(--fg); background: var(--bg); border: 1px solid var(--line-2); border-radius: 0; appearance: none;
}
.field textarea { font-family: var(--body); font-stretch: 100%; min-height: 120px; resize: vertical; }
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--fg-3) 50%), linear-gradient(135deg, var(--fg-3) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 32px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--hv); outline-offset: -1px; }
.field small { font-size: 12px; color: var(--fg-3); line-height: 1.4; }
.unit-in { position: relative; }
.unit-in span { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); font: 500 12px/1 var(--mono); color: var(--fg-3); pointer-events: none; }
.unit-in input { padding-right: 52px; }
.out-big b { display: block; font: 600 clamp(2.4rem, 5vw, 3.8rem)/1 var(--mono); font-stretch: 78%; letter-spacing: -.04em; color: #fff; }
.out-big span { display: block; margin-top: 8px; font: 600 10.5px/1.3 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--chalk-3); }
.out-rows { display: grid; border-top: 1px solid rgba(243, 241, 234, .14); }
.out-rows div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid rgba(243, 241, 234, .08); font-size: 14px; }
.out-rows dt, .out-rows span:first-child { color: var(--chalk-2); }
.out-rows b { font: 600 14px/1.3 var(--mono); color: #fff; text-align: right; }
.calc-foot { padding: 14px 20px; border-top: 1px solid var(--line); font: 500 11px/1.55 var(--mono); color: var(--fg-3); }
.seg { display: inline-flex; border: 1px solid var(--line-2); }
.seg button { font: 600 11px/1 var(--mono); letter-spacing: .06em; text-transform: uppercase; padding: 9px 12px; background: none; border: 0; color: var(--fg-3); cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--fg); color: var(--bg); }
.gridin { display: grid; grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr)); gap: 4px; }
.gridin input { min-height: 40px; padding: 6px; text-align: center; font-size: 14px; }

/* ---------- brief form ---------- */
.brief { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 0; border: 1px solid var(--line-2); background: var(--bg-2); }
.brief-steps { list-style: none; margin: 0; padding: 22px 0; border-right: 1px solid var(--line); background: var(--bg); counter-reset: s; }
.brief-steps li { counter-increment: s; padding: 12px 22px; font: 600 12px/1.3 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--fg-3); display: flex; gap: 12px; }
.brief-steps li::before { content: counter(s, decimal-leading-zero); color: var(--fg-3); }
.brief-steps li.on { color: var(--fg); box-shadow: inset 3px 0 0 var(--hv); }
.brief-steps li.done::before { content: "✓"; color: var(--p-green); }
.brief form { padding: clamp(20px, 3vw, 36px); }
.brief fieldset { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.brief legend { font: 750 clamp(1.4rem, 2.4vw, 1.9rem)/1.1 var(--display); font-stretch: 115%; margin-bottom: 18px; padding: 0; }
.brief .step[hidden] { display: none; }
.brief-nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.choice-grid { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.choice span { display: flex; align-items: center; gap: 10px; min-height: 52px; padding: 10px 14px; border: 1px solid var(--line-2); background: var(--bg); font-size: 14.5px; line-height: 1.25; }
.choice span::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--fg-3)); flex: none; }
.choice input:checked + span { border-color: var(--fg); box-shadow: inset 0 0 0 1px var(--fg); background: var(--bg-3); }
.choice input:focus-visible + span { outline: 2px solid var(--hv); outline-offset: 2px; }
.consent { grid-column: 1 / -1; display: grid; grid-template-columns: 22px 1fr; gap: 12px; font-size: 14px; line-height: 1.5; color: var(--fg-2); }
.consent input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--hv); }
.status { margin-top: 16px; font: 500 13px/1.5 var(--mono); }
.status[data-state="error"] { color: var(--p-red); }
.status[data-state="success"] { color: var(--p-green); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 860px) {
  .brief { grid-template-columns: 1fr; }
  .brief-steps { display: flex; overflow-x: auto; padding: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .brief-steps li { white-space: nowrap; }
  .brief-steps li.on { box-shadow: inset 0 -3px 0 var(--hv); }
  .brief fieldset { grid-template-columns: 1fr; }
}
.done-card { padding: clamp(24px, 4vw, 48px); }
.done-card b { font-family: var(--mono); }

/* ---------- brief CTA, FAQ, drawer ---------- */
.brief-cta { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 48px; align-items: end; padding: clamp(24px, 3.4vw, 40px); background: var(--asphalt); color: var(--chalk); margin: clamp(40px, 5vw, 64px) 0; position: relative; overflow: hidden; }
.brief-cta::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: repeating-linear-gradient(90deg, var(--hv) 0 28px, transparent 28px 40px); }
.brief-cta h2 { font-size: clamp(1.5rem, 2.6vw, 2.2rem); color: #fff; }
.brief-cta p { color: var(--chalk-2); margin: 0; max-width: 60ch; }
.brief-cta .kicker { color: var(--chalk-3); }
@media (max-width: 760px) { .brief-cta { grid-template-columns: 1fr; } }
.faq { margin-top: clamp(40px, 5vw, 64px); }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 18px 44px 18px 0; position: relative; font: 650 1.08rem/1.35 var(--body); font-stretch: 104%; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font: 300 26px/1 var(--mono); color: var(--accent-text); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq-a { padding: 0 0 20px; color: var(--fg-2); max-width: 70ch; }
.drawer { border: 1px solid var(--line); margin-top: 24px; }
.drawer summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; font: 600 11px/1 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--fg-2); }
.drawer summary::-webkit-details-marker { display: none; }
.drawer .count { color: var(--fg-3); }
.drawer ol { margin: 0; padding: 4px 18px 18px 38px; font-size: 14px; }
.drawer li { margin: 8px 0; }
.drawer li span { display: block; font: 500 11px/1.4 var(--mono); color: var(--fg-3); margin-top: 2px; }

/* ---------- paint legend strip ---------- */
.paint { display: flex; height: 6px; }
.paint i { flex: 1; }

/* ---------- final CTA band ---------- */
.finale { position: relative; min-height: 88svh; display: grid; align-items: center; color: var(--chalk); isolation: isolate; text-align: left; }
.finale .film { z-index: -1; }
.finale h2 { font: 900 clamp(2.6rem, 8vw, 8rem)/.86 var(--display); font-stretch: 125%; text-transform: uppercase; letter-spacing: -.035em; max-width: 12ch; }
.finale p { color: var(--chalk-2); max-width: 54ch; font-size: 1.15rem; }

/* ---------- footer ---------- */
.foot { background: var(--asphalt); color: var(--chalk-2); padding: 72px 0 36px; border-top: 1px solid rgba(243, 241, 234, .1); }
.foot > div { width: min(100% - 2 * var(--gut), var(--max)); margin-inline: auto; padding-left: var(--rail); }
.foot-top { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: end; padding-bottom: 48px; border-bottom: 1px solid rgba(243, 241, 234, .12); }
.foot-mark { margin: 0; font: 900 clamp(2.2rem, 7vw, 6.4rem)/.9 var(--display); color: var(--chalk); font-stretch: 125%; letter-spacing: -.03em; text-transform: uppercase; }
.foot-mark span:nth-child(2) { font-weight: 200; font-stretch: 100%; }
.foot-mark span:nth-child(3) { color: var(--hv); }
.foot-line { grid-column: 1; margin: 0; max-width: 52ch; }
.foot-top .btn { grid-column: 2; grid-row: 1 / span 2; align-self: end; }
.foot-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; padding: 48px 0; }
.foot-cols h2 { font: 600 10.5px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--chalk-3); margin-bottom: 16px; }
.foot-cols ul { list-style: none; margin: 0; padding: 0; }
.foot-cols a { display: block; padding: 5px 0; text-decoration: none; font-size: 15px; }
.foot-cols a:hover { color: var(--hv); }
.foot-legal { border-top: 1px solid rgba(243, 241, 234, .12); padding-top: 24px; font-size: 13px; color: var(--chalk-3); }
.foot-legal p { max-width: 110ch; }
.foot-legal a { color: var(--chalk-2); }
@media (max-width: 860px) { .foot-top { grid-template-columns: 1fr; } .foot-top .btn { grid-column: 1; grid-row: auto; justify-self: start; } .foot-cols { grid-template-columns: 1fr 1fr; } }

/* ---------- reveal ---------- */
.js .rv { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .rv.in { opacity: 1; transform: none; }

/* ---------- motion off / reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .rv { opacity: 1; transform: none; }
  .chapter { height: auto; }
  .chapter-stage { position: relative; height: 100svh; }
  .knock { display: none; }
  .chapter-copy { opacity: 1; transform: none; }
}
html[data-motion="off"] .chapter { height: auto; }
html[data-motion="off"] .chapter-stage { position: relative; }
html[data-motion="off"] .knock { display: none; }
html[data-motion="off"] .chapter-copy { opacity: 1; transform: none; }
html:not(.js) .knock { display: none; }
html:not(.js) .chapter { height: auto; }
html:not(.js) .chapter-copy { opacity: 1; transform: none; }

@media print {
  .chrome, .rail, .menu, .film video, .brief-cta, .foot-cols, .motion-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  .phero, .phero-plain { min-height: 0; color: #000; background: none; padding: 20px 0; }
  .film { display: none; }
}

/* ---------- citations, sources, inline film ---------- */
sup.cite { font: 600 .62em/0 var(--mono); vertical-align: super; margin-left: 1px; }
sup.cite a { text-decoration: none; color: var(--accent-text); padding: 0 1px; }
sup.cite a:hover { text-decoration: underline; }
sup.cite + sup.cite { margin-left: 3px; }
.srclist { margin-top: clamp(40px, 5vw, 64px); border-top: 2px solid var(--fg); padding-top: 18px; }
.srclist h2 { font-size: 1rem; font-stretch: 110%; text-transform: uppercase; letter-spacing: .06em; }
.srclist ol { margin: 0; padding-left: 1.6em; font-size: 14px; }
.srclist li { margin: 0 0 10px; scroll-margin-top: calc(var(--chrome-h) + 24px); }
.srclist li::marker { font: 600 12px var(--mono); color: var(--accent-text); }
.srclist li:target { background: color-mix(in srgb, var(--hv) 14%, transparent); }
.srclist span { display: block; font: 500 11px/1.4 var(--mono); color: var(--fg-3); margin-top: 2px; }
.inline-film { position: relative; aspect-ratio: 16 / 9; margin: 1.6em 0; overflow: hidden; background: #050605; }
.inline-film .film { position: absolute; }
.intro { font-size: 1.12rem; line-height: 1.65; color: var(--fg-2); margin-bottom: clamp(32px, 4vw, 48px); padding-bottom: clamp(24px, 3vw, 36px); border-bottom: 1px solid var(--line); }
.xsec-fig svg { color: var(--fg); }

/* ---------- unit price index ---------- */
.upa-tools { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 12px; margin: 28px 0 12px; }
.drawer.upa { margin-top: 10px; background: var(--bg); }
.drawer.upa summary { font-size: 12px; }
.drawer.upa[open] summary { border-bottom: 1px solid var(--line); }
.drawer.upa .spec { min-width: 720px; }
.spark { display: flex; align-items: flex-end; gap: 4px; height: 180px; padding: 12px 0 26px; border-bottom: 1px solid var(--line-2); }
.spark-bar { flex: 1; height: var(--h); min-height: 4px; background: linear-gradient(180deg, var(--hv), color-mix(in srgb, var(--hv) 40%, transparent)); position: relative; }
.spark-bar span { position: absolute; bottom: -20px; left: 50%; transform: translateX(-50%); font: 500 9px/1 var(--mono); color: var(--fg-3); white-space: nowrap; }
.spark-bar:nth-child(odd) span { visibility: hidden; }
@media (max-width: 640px) { .spark-bar span { display: none; } }

/* ---------- glossary ---------- */
.az { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 32px; position: sticky; top: var(--chrome-h); z-index: 5; background: var(--bg); padding: 10px 0; border-bottom: 1px solid var(--line); }
.az a { display: grid; place-items: center; width: 36px; height: 36px; font: 600 13px/1 var(--mono); text-decoration: none; border: 1px solid var(--line); }
.az a:hover { background: var(--fg); color: var(--bg); }
.gloss { margin: 0; }
.gl-letter { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 0 24px; border-top: 2px solid var(--fg); padding: 18px 0; scroll-margin-top: calc(var(--chrome-h) + 70px); }
.gl-letter h2 { font: 900 2.4rem/1 var(--display); font-stretch: 125%; color: var(--accent-text); grid-row: span 50; margin: 0; }
.gl { padding: 10px 0 12px; border-bottom: 1px solid var(--line); scroll-margin-top: calc(var(--chrome-h) + 70px); }
.gl:target { background: color-mix(in srgb, var(--hv) 12%, transparent); }
.gl dt { font: 700 1.05rem/1.3 var(--body); font-stretch: 108%; }
.gl dd { margin: 4px 0 0; color: var(--fg-2); max-width: 80ch; }
.gl-see a { text-decoration: none; color: var(--accent-text); font-family: var(--mono); }
.paint-legend { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px 24px; }
.paint-legend li { display: grid; grid-template-columns: 18px auto 1fr; gap: 10px; align-items: baseline; font-size: 14.5px; }
.paint-legend i { width: 14px; height: 14px; border-radius: 50%; align-self: center; box-shadow: inset 0 0 0 1px rgba(0,0,0,.2); }
@media (max-width: 640px) { .gl-letter { grid-template-columns: 1fr; } .gl-letter h2 { grid-row: auto; margin-bottom: 8px; } }