/* ============================================================
   I8N LABS — industrial-techno design system
   ============================================================ */

:root {
  --accent: #ff5a00;
  --accent-dim: rgba(255, 90, 0, .55);
  --accent-glow: rgba(255, 90, 0, .35);
  --font-pixel: "Doto", monospace;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --nav-h: 64px;
  --gap: 0px;
  --pad: clamp(18px, 2.5vw, 32px);
  --radius: 0px;
}

/* ---------- themes ---------- */
html[data-theme="dark"] {
  --bg: #0b0b0b;
  --bg-cell: #101010;
  --bg-cell-2: #141414;
  --ink: #f1f1f1;
  --ink-dim: #9a9a9a;
  --line: rgba(241, 241, 241, .22);
  --line-strong: rgba(241, 241, 241, .45);
  --tag-bg: #0b0b0b;
  --glass: rgba(255, 255, 255, .04);
  --grain-op: .07;
  color-scheme: dark;
}
html[data-theme="light"] {
  --bg: #f1f1f1;
  --bg-cell: #f5f5f4;
  --bg-cell-2: #ececeb;
  --ink: #111111;
  --ink-dim: #5c5c5c;
  --line: rgba(17, 17, 17, .6);
  --line-strong: #111111;
  --tag-bg: #f1f1f1;
  --glass: rgba(17, 17, 17, .03);
  --grain-op: .05;
  color-scheme: light;
}

/* ---------- base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: auto; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .45s ease, color .45s ease;
}
::selection { background: var(--accent); color: #0b0b0b; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
canvas { display: block; }

.font-pixel {
  font-family: var(--font-pixel);
  font-weight: 900;
  letter-spacing: .02em;
  line-height: .95;
}
.mono-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
}

/* ---------- film grain ---------- */
.grain-defs { position: absolute; }
.grain {
  position: fixed; inset: -50%; z-index: 2000;
  pointer-events: none;
  filter: url(#grainF);
  opacity: var(--grain-op);
  animation: grainShift 1.2s steps(4) infinite;
}
@keyframes grainShift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-1.4%, 1%); }
  50% { transform: translate(1%, -1.2%); }
  75% { transform: translate(-.8%, -.6%); }
  100% { transform: translate(0, 0); }
}

/* ---------- cinematic intro ---------- */
#intro {
  position: fixed; inset: 0; z-index: 1;
  background: #050505;
}
#intro-scene { width: 100%; height: 100%; }
.intro-hud {
  position: fixed; inset: auto 0 0 0; z-index: 1600;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px clamp(20px, 4vw, 48px);
  color: #f1f1f1;
}
.intro-boot { color: var(--accent); animation: bootBlink 1s steps(2) infinite; }
@keyframes bootBlink { 50% { opacity: .25; } }
#intro-skip { border: 1px solid rgba(241,241,241,.4); padding: 10px 18px; color: #f1f1f1; }
#intro-skip:hover { border-color: var(--accent); color: var(--accent); }

/* perspective ONLY while introing — perspective/transform on an ancestor
   hijacks position:fixed (nav) and ScrollTrigger pinning */
#stage { position: relative; z-index: 2; }
body.introing #stage { perspective: 1400px; perspective-origin: 50% 40%; }
/* NOTE: no transform/will-change on #site outside the intro —
   a transformed ancestor breaks position:fixed (nav) and ScrollTrigger pinning */
#site { background: var(--bg); }
body.introing { overflow: hidden; height: 100vh; background: #050505; }
body.introing #site {
  will-change: transform;
  border: 1px solid rgba(255,255,255,.35);
  box-shadow: 0 0 0 1px rgba(255,90,0,.25), 0 60px 140px rgba(0,0,0,.75), 0 0 120px rgba(255,90,0,.18);
  outline: 1px solid rgba(255,255,255,.08);
  background: var(--bg);
}
body.introing #site::after {
  content: ""; position: absolute; inset: 0; z-index: 5; pointer-events: none;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.10) 44%, rgba(255,255,255,.02) 52%, transparent 60%);
}

/* ---------- generic cell / bento ---------- */
.cell {
  position: relative;
  background: var(--bg-cell);
  border: 1px solid var(--line);
  padding: var(--pad);
  transition: background-color .45s ease, border-color .3s ease,
              transform .35s cubic-bezier(.2,.8,.2,1), box-shadow .35s ease;
}
.cell:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 14px 40px rgba(0,0,0,.25), 0 0 32px var(--accent-glow);
  z-index: 3;
}
a.cell:hover, .arrow-tile:hover { transform: translateY(-4px); }

.tag {
  position: absolute; top: -1px; left: -1px; z-index: 4;
  font-family: var(--font-mono);
  font-size: 9px; font-weight: 700; letter-spacing: .22em;
  padding: 4px 8px;
  background: var(--tag-bg);
  border: 1px solid var(--line);
  color: var(--ink-dim);
  text-transform: uppercase;
}
.cell:hover > .tag { color: var(--accent); border-color: var(--accent); }
.tag-invert { background: #0b0b0b; color: #f1f1f1; }

/* ---------- buttons ---------- */
.btn-pill {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #0b0b0b !important;
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 13px 26px;
  font-weight: 700;
  white-space: nowrap;
  transition: box-shadow .3s ease, background-color .3s ease, transform .2s ease;
}
.btn-pill:hover { box-shadow: 0 0 0 1px var(--accent), 0 0 28px var(--accent-glow); }
.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 13px 26px;
  font-weight: 700;
  white-space: nowrap;
  transition: border-color .3s ease, color .3s ease, box-shadow .3s ease;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 20px var(--accent-glow); }

.magnetic { will-change: transform; }

/* ---------- arrow tiles ---------- */
.arrow-tile { display: block; }
.arrow-glyph {
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  color: var(--ink-dim);
  transition: color .3s ease, transform .3s cubic-bezier(.2,.8,.2,1);
  display: inline-block;
}
.arrow-tile:hover .arrow-glyph, .work-main:hover .arrow-glyph {
  color: var(--accent);
  transform: translateX(8px);
}

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  height: var(--nav-h);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 0 clamp(16px, 3vw, 40px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background-color .45s ease, border-color .45s ease;
}
/* ---------- brand logo (official PNGs, theme-swapped) ---------- */
.nav-logo { display: inline-flex; align-items: center; }
.logo-img { height: 38px; width: auto; display: block; }
.logo-img-lg { height: 48px; margin-bottom: 14px; }
html[data-theme="dark"]  .logo-for-light { display: none; }
html[data-theme="light"] .logo-for-dark  { display: none; }
.nav-links { display: flex; justify-content: center; gap: clamp(14px, 2.4vw, 34px); }
.nav-links a { position: relative; padding: 6px 2px; color: var(--ink-dim); transition: color .25s ease; }
.nav-links a:hover, .nav-links a.is-active { color: var(--ink); }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0;
  height: 1px; background: var(--accent);
  transition: right .3s cubic-bezier(.2,.8,.2,1);
}
.nav-links a:hover::after, .nav-links a.is-active::after { right: 0; }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-right .btn-pill { padding: 10px 20px; }

.theme-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--line-strong);
  padding: 9px 14px;
  color: var(--ink);
  transition: border-color .3s ease;
}
.theme-toggle:hover { border-color: var(--accent); }
.tt-dot { width: 8px; height: 8px; background: var(--accent); box-shadow: 0 0 8px var(--accent-glow); }

.nav-burger { display: none; flex-direction: column; gap: 6px; padding: 10px; }
.nav-burger span { display: block; width: 22px; height: 1px; background: var(--ink); transition: transform .3s ease; }
.nav-mobile {
  position: fixed; inset: var(--nav-h) 0 auto 0; z-index: 890;
  display: none; flex-direction: column;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav-mobile a { padding: 18px clamp(16px, 3vw, 40px); font-size: 26px; border-top: 1px solid var(--line); }
.nav-mobile a:hover { color: var(--accent); }
body.menu-open .nav-mobile { display: flex; }
body.menu-open .nav-burger span:first-child { transform: translateY(3.5px) rotate(45deg); }
body.menu-open .nav-burger span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* ---------- sections shared ---------- */
main { display: block; }
section { padding: clamp(72px, 9vw, 130px) clamp(16px, 3vw, 40px) 0; }
.sec-head { max-width: 1400px; margin: 0 auto clamp(28px, 4vw, 56px); }
.sec-index { color: var(--accent); display: block; margin-bottom: 14px; }
.sec-head h2 { font-size: clamp(34px, 6vw, 84px); text-transform: uppercase; }
.sec-sub { color: var(--ink-dim); margin-top: 14px; }

/* ---------- hero ---------- */
.hero { padding-top: calc(var(--nav-h) + clamp(40px, 6vw, 90px)); }
.hero-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--gap);
}
.hero-grid > .cell { margin: 0 -1px -1px 0; }
.hero-head { grid-column: 1 / 8; padding: clamp(28px, 4vw, 56px); }
.hero-kicker { color: var(--accent); margin-bottom: 22px; }
.hero-head h1 {
  font-size: clamp(38px, 6.2vw, 96px);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-sub { max-width: 52ch; color: var(--ink-dim); margin-bottom: 32px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-node {
  grid-column: 8 / 13;
  display: flex; flex-direction: column;
  min-height: 380px;
  background:
    radial-gradient(120% 90% at 70% 20%, rgba(255,90,0,.08), transparent 60%),
    var(--bg-cell-2);
  overflow: hidden;
}
#node-canvas { flex: 1; width: 100%; min-height: 0; }
.node-caption { color: var(--ink-dim); padding-top: 14px; border-top: 1px solid var(--line); }

.hero-stat { grid-column: span 4; display: flex; flex-direction: column; gap: 10px; }
.stat-key { color: var(--accent); }
.stat-val { font-size: clamp(20px, 2vw, 30px); text-transform: uppercase; }
.stat-note { color: var(--ink-dim); }

/* ticker */
.ticker {
  max-width: 1400px; margin: -1px auto 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--bg-cell);
}
.ticker-track {
  display: inline-flex; align-items: center; gap: 40px;
  padding: 14px 0;
  white-space: nowrap;
  will-change: transform;
  animation: tick 26s linear infinite;
  color: var(--ink-dim);
}
.tick-dot { color: var(--accent); }
@keyframes tick { to { transform: translateX(-50%); } }

/* ---------- work / flagship ---------- */
.work-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(120px, auto);
}
.work-grid > .cell { margin: 0 -1px -1px 0; }
.work-main { grid-column: 1 / 8; grid-row: 1 / 3; display: flex; flex-direction: column; gap: 16px; }
.work-main-top { display: flex; justify-content: space-between; align-items: flex-start; }
/* CareerMinded mark — crop to the circular emblem so it works on both themes
   (the PNG's wordmark is white; the card heading already says CAREERMINDED.AI) */
.cm-logo {
  width: 72px; height: 72px;
  object-fit: cover;
  object-position: top;
  display: block;
}
.work-main h3 { font-size: clamp(30px, 4vw, 58px); text-transform: uppercase; }
.work-role { color: var(--accent); }
.work-desc { color: var(--ink-dim); max-width: 58ch; }
.work-visit { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); transition: color .3s ease; }
.work-main:hover .work-visit { color: var(--accent); }

.chrome-panel {
  grid-column: 8 / 13; grid-row: 1 / 3;
  padding: 0; overflow: hidden;
  min-height: 300px;
  display: flex;
}
#chrome-canvas { width: 100%; height: 100%; flex: 1; }
#cm-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  background: #0b0b0b;
}

.work-feat { grid-column: span 3; }
.work-feat h4 { color: var(--accent); margin-bottom: 10px; }
.work-feat p { color: var(--ink-dim); font-size: 14px; }

.work-stat { grid-column: span 4; display: flex; flex-direction: column; gap: 8px; }
.big-num { font-size: clamp(48px, 6vw, 88px); color: var(--ink); }
.big-num .unit { font-style: normal; font-size: .45em; color: var(--accent); }
.work-stat .mono-label { color: var(--ink-dim); }

/* ---------- capabilities ---------- */
.caps-controls {
  max-width: 1400px; margin: 0 auto;
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: stretch;
  gap: 14px;
  margin-bottom: -1px;
}
.filter-tabs { display: flex; flex-wrap: wrap; }
.ftab {
  padding: 13px 20px;
  border: 1px solid var(--line);
  margin-right: -1px;
  color: var(--ink-dim);
  letter-spacing: .18em;
  background: var(--bg-cell);
  transition: color .25s ease, background-color .25s ease, border-color .25s ease;
}
.ftab:hover { color: var(--ink); border-color: var(--accent); position: relative; z-index: 2; }
.ftab.is-active { background: var(--accent); border-color: var(--accent); color: #0b0b0b; position: relative; z-index: 2; }

.search {
  display: flex; align-items: center; gap: 10px;
  border: 1px solid var(--line);
  background: var(--bg-cell);
  padding: 0 16px;
  min-width: min(320px, 100%);
  transition: border-color .25s ease, box-shadow .25s ease;
}
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.search-glyph { font-size: 16px; color: var(--ink-dim); }
.search input {
  background: none; border: 0; outline: 0;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .14em;
  padding: 13px 0;
  width: 100%;
  text-transform: uppercase;
}
.search input::placeholder { color: var(--ink-dim); }

.caps-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.caps-grid > .cell { margin: 0 -1px -1px 0; min-height: 190px; }
.cap h3 { margin: 6px 0 12px; color: var(--ink); font-size: 12px; }
.cap p { color: var(--ink-dim); font-size: 14px; }
.cap.is-hidden { display: none; }
.caps-empty { grid-column: 1 / -1; padding: 40px; color: var(--ink-dim); border: 1px solid var(--line); }

/* ---------- models ---------- */
.models-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.models-grid > .cell { margin: 0 -1px -1px 0; min-height: 300px; display: flex; flex-direction: column; gap: 14px; }
.model-cad { color: var(--accent); }
.model h3 { font-size: clamp(24px, 2.6vw, 40px); text-transform: uppercase; }
.model p { color: var(--ink-dim); }
.model .arrow-glyph { margin-top: auto; }

/* ---------- principles ---------- */
.prin-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.prin-grid > .cell { margin: 0 -1px -1px 0; min-height: 280px; display: flex; flex-direction: column; }
.prin-num { font-size: clamp(40px, 4vw, 64px); color: var(--accent); margin: 8px 0 18px; }
.prin h3 { margin-bottom: 12px; }
.prin p { color: var(--ink-dim); font-size: 14px; }

/* ---------- contact ---------- */
.contact-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: 5fr 7fr;
}
.contact-side { display: grid; grid-template-rows: auto auto 1fr 1fr; }
.contact-side > .cell, .contact-form { margin: 0 -1px -1px 0; }
.contact-note h4 { color: var(--ink); margin-bottom: 8px; }
.contact-note p { color: var(--ink-dim); font-size: 14px; }
.contact-note.arrow-tile { display: flex; flex-direction: column; }
.contact-note .arrow-glyph { margin-top: auto; }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.contact-form label { display: flex; flex-direction: column; gap: 8px; color: var(--ink-dim); }
.contact-form input, .contact-form textarea {
  background: var(--glass);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 13px 14px;
  outline: none;
  resize: vertical;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.contact-form input:focus, .contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.contact-form input::placeholder, .contact-form textarea::placeholder { color: var(--ink-dim); opacity: .6; }
.contact-form .btn-pill { align-self: flex-start; }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; }

/* ---------- footer ---------- */
.footer { padding: clamp(72px, 9vw, 130px) clamp(16px, 3vw, 40px) clamp(32px, 4vw, 56px); }
.footer-grid {
  max-width: 1400px; margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
}
.footer-grid > .cell { margin: 0 -1px -1px 0; }
.footer-brand p { color: var(--ink-dim); }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: var(--ink-dim); transition: color .25s ease; }
.footer-links a:hover { color: var(--accent); }
.footer-meta { display: flex; flex-direction: column; gap: 12px; color: var(--ink-dim); }
.footer-meta .ok { font-style: normal; color: var(--accent); animation: bootBlink 2.4s steps(2) infinite; }

/* ---------- reveal states (JS sets final) ---------- */
.reveal, .asm { opacity: 0; }
html.no-motion .reveal, html.no-motion .asm { opacity: 1 !important; transform: none !important; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero-head { grid-column: 1 / 13; }
  .hero-node { grid-column: 1 / 13; min-height: 320px; }
  .hero-stat { grid-column: span 4; }
  .work-main { grid-column: 1 / 13; grid-row: auto; }
  .chrome-panel { grid-column: 1 / 13; grid-row: auto; min-height: 220px; }
  .work-feat { grid-column: span 6; }
  .work-stat { grid-column: span 4; }
  .caps-grid { grid-template-columns: repeat(2, 1fr); }
  .prin-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .cell { padding-top: 38px; }
  .nav { grid-template-columns: auto 1fr auto auto; }
  .nav-links { display: none; }
  .nav-right .btn-pill { display: none; }
  .nav-burger { display: flex; }
  .hero-stat { grid-column: 1 / 13; }
  .work-feat { grid-column: 1 / 13; }
  .work-stat { grid-column: 1 / 13; }
  .caps-grid { grid-template-columns: 1fr; }
  .prin-grid { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }
  .models-grid > .cell { min-height: 220px; }
  .footer-grid { grid-template-columns: 1fr; }
  .caps-controls { flex-direction: column; }
  body.introing #site { transform: translateY(4vh) rotateX(30deg) scale(.7); }
}

/* crisp hairlines on retina */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 2dppx) {
  .cell, .tag, .ticker, .ftab, .search, .nav, .caps-empty,
  .contact-form input, .contact-form textarea, .theme-toggle, .btn-ghost {
    border-width: .5px;
  }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  .grain, .ticker-track, .logo-mark, .intro-boot, .footer-meta .ok { animation: none !important; }
  * { transition-duration: .01ms !important; }
}