@font-face { font-family: "Archivo AA"; src: url(fonts/archivo-latin-wdth-normal.woff2) format("woff2-variations"); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Plex Mono AA"; src: url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex Mono AA"; src: url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2"); font-weight: 500; font-display: swap; }

:root {
  --head-h-x: 0;
  --sc-canvas: #1D2128;          /* Black */
  --sc-surface: #262B33;
  --sc-ink: #F4F2F2;             /* Grey */
  --sc-ink-soft: #99A0A8;
  --sc-accent: #CCFF00;          /* Robin Neon */
  --sc-accent-ink: #1D2128;
  --orange: #FF9E20;
  --brand-teal: #215E61;
  --teal: #0E7E79;
  --line: rgb(244 242 242 / 0.16);
  --line-soft: rgb(244 242 242 / 0.08);
  --sc-font-display: "Archivo AA", "Archivo", system-ui, sans-serif;
  --sc-font-text: "Archivo AA", "Archivo", system-ui, sans-serif;
  --sc-font-mono: "Plex Mono AA", ui-monospace, monospace;
  --sc-shadow-color: 200 30% 2%;
  --sc-maxw: 92rem;
  --head-h: 5.5rem;
  --ease: cubic-bezier(0.23, 1, 0.32, 1);
}
body { background: var(--sc-canvas); color: var(--sc-ink); font-stretch: 100%; }
h1, h2, h3, p, ol, ul, figure, dl, dd { margin: 0; }
ol, ul { padding: 0; list-style: none; }
.sc-display { font-stretch: 112%; font-weight: 520; }
.mono { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.1em; text-transform: uppercase; line-height: 1.5; font-variant-numeric: tabular-nums; }
.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.grid12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(1rem, 2vw, 2rem); }

.mark { position: relative; display: inline-block; width: calc(var(--m, 2.2rem) * 0.838); height: var(--m, 2.2rem); flex: none; }
.mark i { position: absolute; inset: 0; -webkit-mask: center / contain no-repeat; mask: center / contain no-repeat; }
.mark__ink { background: currentColor; -webkit-mask-image: url(mark-ink.png) !important; mask-image: url(mark-ink.png) !important; }
.mark__teal { background: var(--teal); -webkit-mask-image: url(mark-teal.png) !important; mask-image: url(mark-teal.png) !important; }

/* -------------------------------------------------------------- the ask -- */
.ask {
  display: inline-flex; align-items: center; gap: 0.85rem; justify-self: start; position: relative; overflow: hidden; isolation: isolate;
  padding: 1.05rem 1.7rem; border: 1px solid var(--sc-accent); border-radius: 999px;
  color: var(--sc-accent); background: none; text-decoration: none; cursor: pointer;
  font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.16em; text-transform: uppercase; white-space: nowrap;
  transition: color 240ms var(--ease), transform 140ms var(--ease);
}
.ask::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--sc-accent); transform: scaleX(0); transform-origin: left; transition: transform 400ms var(--ease); }
.ask svg { width: 1.05rem; height: 1.05rem; transition: transform 300ms var(--ease); }
.ask__wa { width: 1.35rem; height: 1.35rem; transform: none !important; }
.ask:active { transform: translateY(1px); }
.ask--solid { color: var(--sc-accent-ink); }
.ask--solid::before { transform: scaleX(1); }
@media (hover: hover) and (pointer: fine) {
  .ask:hover { color: var(--sc-accent-ink); }
  .ask:hover::before { transform: scaleX(1); }
  .ask:hover svg { transform: translateX(4px); }
  .ask--solid:hover { color: var(--sc-accent); }
  .ask--solid:hover::before { transform: scaleX(0); transform-origin: right; }
}

/* --------------------------------------------------------- running head -- */
.head {
  position: fixed; inset: 0 0 auto 0; z-index: 60; height: var(--head-h);
  display: flex; align-items: center; gap: var(--sc-6); padding-inline: var(--sc-gutter);
  pointer-events: none; color: var(--sc-ink);
  background: linear-gradient(to bottom, rgb(8 11 15 / 0.8), rgb(8 11 15 / 0));
  transition: background 220ms var(--ease);
}
body[data-ground="solid"] .head { background: #1D2128; }
.head a, .head button { pointer-events: auto; }
.head__brand { display: flex; align-items: center; gap: var(--sc-4); text-decoration: none; font-weight: 600; font-stretch: 112%; font-size: 1.15rem; letter-spacing: -0.02em; }
.head__brand .mark { --m: 3.4rem; }
.head__folio { flex: 1; color: var(--sc-ink-soft); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.head__folio b { color: var(--sc-accent); font-weight: 500; margin-right: 0.7em; }
.head__nav { display: flex; align-items: center; gap: var(--sc-6); font-size: var(--sc-t-sm); }
.head__nav a:not(.ask) { text-decoration: none; background: linear-gradient(var(--sc-accent), var(--sc-accent)) 0 calc(100% - 0.3rem) / 0 1px no-repeat; transition: background-size 220ms var(--ease); padding-block: 0.4rem; }
.head__nav .ask { padding: 0.7rem 1.1rem; }
@media (hover: hover) and (pointer: fine) { .head__nav a:not(.ask):hover { background-size: 100% 1px; } }


/* ---------------------------------------------------- inner page layout -- */
body.page { background: var(--sc-canvas); color: var(--sc-ink); }
.page main { display: block; }
.wrap { width: min(var(--sc-maxw), 100% - (var(--sc-gutter) * 2)); margin-inline: auto; }
.page .head { position: sticky; background: var(--sc-canvas); }
.crumbs { padding-top: calc(var(--head-h) + 2.5rem); }
.crumbs ol { display: flex; flex-wrap: wrap; gap: 0.6rem; font-family: var(--sc-font-mono); font-size: var(--sc-t-xs);
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--sc-ink-soft); }
.crumbs a { color: var(--sc-ink-soft); text-decoration: none; }
.crumbs a:hover { color: var(--sc-accent); }
.crumbs li + li::before { content: "/"; margin-right: 0.6rem; opacity: 0.5; }

.phead { padding-block: clamp(2rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem); display: grid; gap: var(--sc-5); }
.phead h1 { font-size: clamp(2.4rem, 1rem + 4.4vw, 5.4rem); line-height: 0.98; letter-spacing: -0.045em;
  font-weight: 560; font-stretch: 112%; max-width: 18ch; text-wrap: balance; }
.phead h1 em { font-style: normal; color: var(--sc-accent); }
.phead__lede { font-size: var(--sc-t-lg); color: var(--sc-ink-soft); max-width: 60ch; line-height: 1.55; }
.phead__acts { display: flex; flex-wrap: wrap; gap: var(--sc-4); align-items: center; margin-top: var(--sc-3); }

.pfig { border-radius: 22px; overflow: hidden; background: var(--sc-surface); margin-block: clamp(2rem, 4vw, 3.5rem); }
.pfig img { display: block; width: 100%; height: auto; }
.pfig--render img { background: #F4F2F2; mix-blend-mode: multiply; }
.pfig--render { background: #F4F2F2; }
.pfig figcaption { padding: var(--sc-4) var(--sc-5); color: var(--sc-ink-soft); font-family: var(--sc-font-mono);
  font-size: var(--sc-t-xs); letter-spacing: 0.08em; text-transform: uppercase; }

.psec { padding-block: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid var(--line); }
.psec h2 { font-size: clamp(1.7rem, 1rem + 1.8vw, 2.8rem); line-height: 1.02; letter-spacing: -0.035em; margin-bottom: var(--sc-5); font-weight: 560; }
.psec h3 { font-size: var(--sc-t-lg); font-weight: 560; letter-spacing: -0.02em; margin-bottom: 0.4rem; }
.psec p { color: var(--sc-ink-soft); max-width: 68ch; line-height: 1.65; }
.psec p + p { margin-top: var(--sc-4); }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.25rem, 2.5vw, 2rem); }

.spec { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); }
.spec div { display: grid; gap: 0.3rem; padding-block: var(--sc-4); border-bottom: 1px solid var(--line-soft); padding-right: var(--sc-5); }
.spec dt { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.1em; text-transform: uppercase; color: var(--sc-ink-soft); }
.spec dd { margin: 0; font-size: var(--sc-t-base); }

.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.75rem); }
.card { display: grid; gap: 0; border-radius: 20px; overflow: hidden; background: var(--sc-surface); text-decoration: none; color: inherit;
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease); }
.card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.card--render { background: #F4F2F2; color: #1D2128; }
.card--render img { object-fit: contain; padding: 1.5rem 1rem 0.5rem; mix-blend-mode: multiply; }
.card__body { padding: var(--sc-4) var(--sc-5) var(--sc-5); display: grid; gap: 0.35rem; }
.card__body strong { font-size: var(--sc-t-lg); font-weight: 540; letter-spacing: -0.02em; }
.card__body span { font-size: var(--sc-t-sm); color: var(--sc-ink-soft); }
.card--render .card__body span { color: #4C525A; }
.card__meta { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.08em; text-transform: uppercase; color: var(--orange); }
.card__meta b { color: var(--sc-accent); font-weight: 500; }
@media (hover: hover) and (pointer: fine) { .card:hover { transform: translateY(-4px); box-shadow: 0 1.5rem 3rem rgb(0 0 0 / 0.45); } }

.linkrow { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.chip { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.6em 1.1em; border-radius: 999px;
  border: 1px solid var(--line); color: var(--sc-ink); text-decoration: none; font-size: var(--sc-t-sm); transition: border-color 200ms var(--ease), color 200ms var(--ease); }
.chip:hover { border-color: var(--sc-accent); color: var(--sc-accent); }

.cta { margin-block: clamp(3rem, 6vw, 5rem); padding: clamp(2rem, 4vw, 3.5rem); border-radius: 22px;
  background: rgb(33 94 97 / 0.35); border: 1px solid var(--line); display: grid; gap: var(--sc-4); justify-items: start; }
.cta h2 { font-size: clamp(1.6rem, 1rem + 1.8vw, 2.6rem); letter-spacing: -0.035em; font-weight: 560; max-width: 20ch; }
.cta p { color: var(--sc-ink-soft); max-width: 50ch; }

.foot { border-top: 1px solid var(--line); padding-block: clamp(2.5rem, 5vw, 4rem) var(--sc-6); margin-top: clamp(2rem, 4vw, 3rem); }
.foot__cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1.5rem, 3vw, 3rem); }
.foot h3 { font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--sc-ink-soft); margin-bottom: var(--sc-4); }
.foot ul { display: grid; gap: 0.55rem; }
.foot a { color: var(--sc-ink); text-decoration: none; font-size: var(--sc-t-sm); }
.foot a:hover { color: var(--sc-accent); }
.foot__small { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: var(--sc-5); border-top: 1px solid var(--line-soft); color: var(--sc-ink-soft);
  font-family: var(--sc-font-mono); font-size: var(--sc-t-xs); letter-spacing: 0.08em; text-transform: uppercase; }

@media (max-width: 860px) {
  .grid2, .grid3, .cards, .spec, .foot__cols { grid-template-columns: minmax(0, 1fr); }
  .crumbs { padding-top: calc(var(--head-h) + 1.5rem); }
}