/* ==========================================================================
   DAVID PACHECO — personal site
   Design system: "POINT CLOUD"
   Dark, volumetric-scan / industrial-HUD aesthetic.
   Display: Space Grotesk (variable) · Meta: IBM Plex Mono
   ========================================================================== */

/* ---- Fonts (self-hosted) ------------------------------------------------ */
@font-face {
  font-family: 'Space Grotesk';
  src: url('../fonts/space-grotesk-var.woff2') format('woff2');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../fonts/ibm-plex-mono-400.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../fonts/ibm-plex-mono-500.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('../fonts/ibm-plex-mono-400-italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* ---- Tokens -------------------------------------------------------------- */
:root {
  --bg: #0a0b0e;
  --bg-2: #0f1117;
  --bg-3: #151823;
  --ink: #e9ebf1;
  --ink-dim: #a2a7b4;
  --ink-faint: #7b8296; /* keeps the smallest mono labels ≥4.5:1 on --bg */
  --accent: #ff4d00;      /* safety orange — large text / graphics only */
  --accent-hi: #ff7a3d;   /* passes contrast for small text on --bg */
  --cyan: #58e6d9;
  --line: rgba(233, 235, 241, 0.14);
  --line-soft: rgba(233, 235, 241, 0.07);

  --font-display: 'Space Grotesk', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --space-7: 6.5rem;

  --measure: 68ch;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 400ms;
}

/* ---- Reset / base -------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  color-scheme: dark;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 380;
  font-size: 1.0625rem;
  line-height: 1.65;
  letter-spacing: 0.005em;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

img, svg, video, canvas { display: block; max-width: 100%; height: auto; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  text-wrap: balance;
}

p { margin: 0 0 var(--space-3); }

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--ink-faint);
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease-out), text-decoration-color var(--dur) var(--ease-out);
}
a:hover { color: var(--accent-hi); text-decoration-color: var(--accent-hi); }

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

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

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-3);
  z-index: 100;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: var(--space-2) var(--space-3);
  text-decoration: none;
}
.skip-link:focus { top: var(--space-3); color: #fff; }

/* ---- Utility ------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: 78rem;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.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;
}

/* ---- Header / nav --------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--line-soft);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  height: 4rem;
}

.brand {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  white-space: nowrap;
}
.brand:hover { color: var(--ink); }
.brand::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--accent);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  transition: transform var(--dur) var(--ease-out);
}
.brand:hover::before { transform: rotate(90deg); }

.site-nav ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  gap: clamp(1rem, 3vw, 2.25rem);
}
.site-nav a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-dim);
  padding-block: 0.4rem;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom: 1px solid var(--accent);
}

/* ---- Hero ------------------------------------------------------------------ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: clip;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-canvas canvas { width: 100%; height: 100%; }

/* fallback when WebGL unavailable */
.hero-fallback {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%, rgba(255, 77, 0, 0.14), transparent 60%),
    radial-gradient(ellipse 50% 60% at 30% 60%, rgba(88, 230, 217, 0.08), transparent 60%);
}

.hero::after {
  /* scrim so type stays readable over the cloud */
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to bottom, rgba(10, 11, 14, 0.75), transparent 16%),
    linear-gradient(to top, var(--bg) 0%, rgba(10, 11, 14, 0.4) 35%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding-block: var(--space-6) var(--space-5);
}

/* staggered entrance — degrades to nothing under reduced motion */
@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: none; }
}
.hero-kicker, .hero-title, .hero-sub, .hero-hud {
  animation: rise 800ms var(--ease-out) backwards;
}
.hero-title { animation-delay: 80ms; }
.hero-sub { animation-delay: 200ms; }
.hero-hud { animation-delay: 340ms; }

/* faint reticle ticks framing the hero */
.hero-tick {
  position: absolute;
  z-index: 2;
  width: 14px; height: 14px;
  border: 0 solid var(--ink-faint);
  opacity: 0.7;
  pointer-events: none;
}
.hero-tick.tl { top: 5rem; left: var(--gutter); border-top-width: 1px; border-left-width: 1px; }
.hero-tick.tr { top: 5rem; right: var(--gutter); border-top-width: 1px; border-right-width: 1px; }

/* scroll cue bob */
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}
.hud-scroll a { display: inline-block; animation: bob 2.2s ease-in-out infinite; }
.hud-scroll a:hover { animation-play-state: paused; }

.hero-kicker {
  color: var(--accent-hi);
  margin-bottom: var(--space-3);
  display: block;
}

.hero-title {
  font-size: clamp(2.75rem, 11vw, 8.5rem);
  font-weight: 480;
  letter-spacing: -0.035em;
  line-height: 0.98;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

.hero-sub {
  max-width: 34em;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--ink-dim);
  margin-bottom: var(--space-5);
}
.hero-sub strong { color: var(--ink); font-weight: 500; }

/* HUD strip under hero copy */
.hero-hud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  align-items: baseline;
  border-top: 1px solid var(--line);
  padding-top: var(--space-3);
  color: var(--ink-faint);
}
.hero-hud .hud-mode { color: var(--ink-dim); min-width: 22ch; }
.hero-hud .hud-mode em { color: var(--accent-hi); font-style: normal; }
.hud-scroll { margin-left: auto; }
.hud-scroll a { color: var(--ink-faint); text-decoration: none; }
.hud-scroll a:hover { color: var(--ink); }

/* ---- Section scaffolding ---------------------------------------------------- */
.section { padding-block: clamp(4rem, 9vh, 6.5rem); }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  border-top: 1px solid var(--line);
  padding-top: var(--space-3);
}
.section-head h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 460;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.section-head .index {
  display: block;
  color: var(--accent-hi);
  margin-bottom: var(--space-2);
  letter-spacing: 0.14em;
}
.section-head .index::after { content: ' /'; color: var(--ink-faint); }
.section-head .more { color: var(--ink-dim); text-decoration: none; white-space: nowrap; }
.section-head .more:hover { color: var(--accent-hi); }

/* ---- Work grid ---------------------------------------------------------------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
  cursor: pointer;
  transition: color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.filter-btn:hover { color: var(--ink); border-color: var(--ink-faint); }
.filter-btn[aria-pressed="true"] {
  color: var(--bg);
  background: var(--ink);
  border-color: var(--ink);
}

.work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}
@media (min-width: 640px) {
  .work-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .work-grid { grid-template-columns: repeat(3, 1fr); }
}

.work-card { position: relative; }
.work-card.is-hidden { display: none; }

.work-card a {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--bg-2);
  transition: border-color var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}
.work-card a:hover,
.work-card a:focus-visible {
  border-color: var(--ink-faint);
  transform: translateY(-3px);
  color: var(--ink);
}

/* corner reticle ticks on hover */
.work-card a::before,
.work-card a::after {
  content: '';
  position: absolute;
  width: 12px; height: 12px;
  border: 0 solid var(--accent);
  opacity: 0;
  transition: opacity var(--dur) var(--ease-out);
  pointer-events: none;
}
.work-card a::before { top: -1px; left: -1px; border-top-width: 2px; border-left-width: 2px; }
.work-card a::after { bottom: -1px; right: -1px; border-bottom-width: 2px; border-right-width: 2px; }
.work-card a:hover::before, .work-card a:hover::after,
.work-card a:focus-visible::before, .work-card a:focus-visible::after { opacity: 1; }

.work-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
  background: var(--bg-3);
}
.work-thumb svg, .work-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--ease-out), filter 600ms var(--ease-out);
}
.work-card a:hover .work-thumb svg,
.work-card a:hover .work-thumb img,
.work-card a:focus-visible .work-thumb svg,
.work-card a:focus-visible .work-thumb img {
  transform: scale(1.03);
  filter: brightness(1.25) saturate(1.15);
}

/* re-entry animation when filters toggle display */
@keyframes cardIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
.work-grid.did-filter .work-card:not(.is-hidden) { animation: cardIn 320ms var(--ease-out) backwards; }

.work-body {
  padding: var(--space-3) var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}
.work-meta {
  display: flex;
  justify-content: space-between;
  color: var(--ink-faint);
}
.work-title {
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
  transition: color var(--dur) var(--ease-out);
}
.work-card a:hover .work-title,
.work-card a:focus-visible .work-title { color: var(--accent-hi); }
.work-desc {
  color: var(--ink-dim);
  font-size: 0.92rem;
  margin: 0;
  flex: 1;
}
.work-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: var(--space-2);
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
}

/* ---- Writing list ---------------------------------------------------------------- */
.post-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.post-list li { border-bottom: 1px solid var(--line-soft); }
.post-list a {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1) var(--space-4);
  padding: var(--space-4) 0;
  text-decoration: none;
  color: var(--ink);
  transition: padding-left var(--dur) var(--ease-out);
}
@media (min-width: 720px) {
  .post-list a { grid-template-columns: 11ch 1fr auto; align-items: baseline; }
}
.post-list a:hover { padding-left: var(--space-2); }
.post-date { color: var(--ink-faint); }
.post-title {
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  font-weight: 480;
  letter-spacing: -0.01em;
}
.post-list a:hover .post-title { color: var(--accent-hi); }
.post-summary {
  grid-column: 1 / -1;
  color: var(--ink-dim);
  font-size: 0.95rem;
  margin: 0;
  max-width: var(--measure);
}
@media (min-width: 720px) {
  .post-summary { grid-column: 2; }
}
.post-arrow {
  color: var(--ink-faint);
  display: none;
  transition: transform var(--dur) var(--ease-out), color var(--dur) var(--ease-out);
}
@media (min-width: 720px) { .post-arrow { display: block; } }
.post-list a:hover .post-arrow { transform: translateX(6px); color: var(--accent-hi); }

/* ---- Prose (post body, about, project body) --------------------------------------- */
.prose {
  max-width: var(--measure);
  font-size: 1.0625rem;
  line-height: 1.75;
}
.prose h2 {
  font-size: 1.6rem;
  margin-top: var(--space-6);
}
.prose h3 { font-size: 1.25rem; margin-top: var(--space-5); }
.prose blockquote {
  margin: var(--space-4) 0;
  padding-left: var(--space-4);
  border-left: 2px solid var(--accent);
  color: var(--ink-dim);
  font-style: italic;
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-3);
  padding: 0.15em 0.4em;
  border-radius: var(--radius);
}
.prose pre {
  background: var(--bg-2);
  border: 1px solid var(--line-soft);
  padding: var(--space-3);
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.6;
}
.prose pre code { background: none; padding: 0; }
.prose img {
  border: 1px solid var(--line-soft);
  margin-block: var(--space-4);
}
.prose hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: var(--space-5) 0;
}
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin-bottom: 0.4em; }

/* ---- Page headers (subpages) ----------------------------------------------------- */
.page-head {
  padding-top: calc(4rem + var(--space-6));
  padding-bottom: var(--space-5);
}
.page-head .kicker { color: var(--accent-hi); display: block; margin-bottom: var(--space-3); }
.page-head h1 {
  font-size: clamp(2.2rem, 6.5vw, 4.5rem);
  font-weight: 470;
  text-transform: uppercase;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-3);
}
.page-head .lede {
  color: var(--ink-dim);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  max-width: 36em;
}

/* ---- Project detail --------------------------------------------------------------- */
.project-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: var(--space-3);
  border-block: 1px solid var(--line);
  padding-block: var(--space-3);
  margin-block: var(--space-4) var(--space-6);
}
.project-meta dt { color: var(--ink-faint); margin-bottom: var(--space-1); }
.project-meta dd { margin: 0; color: var(--ink); font-size: 0.95rem; }

.media-slot {
  border: 1px dashed var(--line);
  background: var(--bg-2);
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  color: var(--ink-faint);
  margin-block: var(--space-5);
  text-align: center;
  padding: var(--space-3);
}

.project-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  border-top: 1px solid var(--line);
  margin-top: var(--space-7);
  padding-top: var(--space-4);
}
.project-nav a { text-decoration: none; color: var(--ink-dim); }
.project-nav a:hover { color: var(--accent-hi); }

/* ---- About ------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 900px) {
  .about-grid { grid-template-columns: 2fr 1fr; align-items: start; }
}
.about-aside {
  border: 1px solid var(--line);
  padding: var(--space-4);
  background: var(--bg-2);
  position: sticky;
  top: 5.5rem;
}
.about-aside h3 { font-size: 0.95rem; margin-bottom: var(--space-3); }
.about-aside ul { list-style: none; padding: 0; margin: 0; }
.about-aside li {
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-dim);
  font-size: 0.92rem;
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
}
.about-aside li:last-child { border-bottom: 0; }
.about-aside .mono { color: var(--ink-faint); }

/* ---- Domain index (home) -------------------------------------------------------------- */
.domain-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line-soft);
  border-left: 1px solid var(--line-soft);
}
@media (min-width: 900px) {
  .domain-grid { grid-template-columns: repeat(4, 1fr); }
}
.domain-grid li {
  border-right: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: var(--space-4) var(--space-3);
  position: relative;
  transition: background var(--dur) var(--ease-out);
}
.domain-grid li:hover { background: var(--bg-2); }
.domain-grid .domain-id { color: var(--accent-hi); display: block; margin-bottom: var(--space-3); }
.domain-grid h3 {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: var(--space-1);
}
.domain-grid p { color: var(--ink-faint); margin: 0; font-size: 0.68rem; }

/* ---- Footer ------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  margin-top: var(--space-7);
  background: var(--bg-2);
}
.footer-cta {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--line-soft);
}
.footer-cta h2 {
  font-size: clamp(1.8rem, 5vw, 3.6rem);
  font-weight: 470;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  max-width: 18em;
  margin-bottom: var(--space-3);
}
.footer-cta a.cta-mail {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 2vw, 1.1rem);
  color: var(--accent-hi);
  text-decoration-color: transparent;
  display: inline-block;
  transition: transform var(--dur) var(--ease-out), text-decoration-color var(--dur) var(--ease-out);
}
.footer-cta a.cta-mail::before { content: '\2192\00a0'; color: var(--ink-faint); }
.footer-cta a.cta-mail:hover { text-decoration-color: var(--accent-hi); transform: translateX(4px); }

.footer-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding-block: var(--space-5);
}
@media (min-width: 720px) {
  .footer-cols { grid-template-columns: repeat(3, 1fr); }
}
.footer-cols h3 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: var(--space-2);
}
.footer-cols ul { list-style: none; margin: 0; padding: 0; }
.footer-cols li { margin-bottom: var(--space-1); }
.footer-cols a {
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 0.92rem;
}
.footer-cols a:hover { color: var(--accent-hi); }

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-3);
  color: var(--ink-faint);
  border-top: 1px solid var(--line-soft);
}

/* ---- Reveal on scroll ----------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* gentle column stagger inside the work grid */
@media (min-width: 640px) {
  .work-grid .work-card.reveal:nth-child(2n) { transition-delay: 90ms; }
}
@media (min-width: 1024px) {
  .work-grid .work-card.reveal:nth-child(3n+2) { transition-delay: 90ms; }
  .work-grid .work-card.reveal:nth-child(3n) { transition-delay: 180ms; }
}

/* HUD mode label pulse when the cloud morphs */
@keyframes hudflash {
  0% { color: var(--ink); }
  100% { color: var(--ink-dim); }
}
.hud-mode.is-flashing { animation: hudflash 900ms var(--ease-out); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---- 404 -------------------------------------------------------------------------------- */
.notfound {
  min-height: 70vh;
  display: grid;
  place-content: center;
  text-align: center;
  padding-top: 4rem;
}
.notfound h1 {
  font-size: clamp(4rem, 20vw, 12rem);
  color: var(--bg);
  -webkit-text-stroke: 1px var(--ink-faint);
  margin-bottom: var(--space-3);
}