:root {
  /* JetBrains Mono from Google Fonts; Space Mono from Google Fonts; IBM Plex Mono from Google Fonts */
  --graphite: #08090B;
  --gunmetal: #1B2026;
  --chrome: #C8D0D8;
  --white: #F4F7FA;
  --steel: #6E7F91;
  --rust: #FF4D2E;
  --acid: #D7FF3F;
  --violet: #6B3CFF;
  --dull: #7E8894;
  --mist: #DDE4EA;
  --mx: 50vw;
  --my: 50vh;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--white);
  background: var(--graphite);
  font-family: "Space Mono", monospace;
  overflow-x: hidden;
}

.void-grid {
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(circle at var(--mx) var(--my), rgba(107, 60, 255, 0.22), transparent 21rem),
    linear-gradient(120deg, rgba(200,208,216,0.08) 1px, transparent 1px),
    linear-gradient(60deg, rgba(200,208,216,0.06) 1px, transparent 1px),
    linear-gradient(180deg, #08090B 0%, #0e1116 48%, #08090B 100%);
  background-size: auto, 58px 58px, 58px 58px, auto;
}

.void-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(102deg, transparent 0 32px, rgba(255,77,46,0.08) 33px, transparent 34px 96px);
  mix-blend-mode: screen;
  opacity: .28;
}

.cursor-field {
  position: fixed;
  left: var(--mx);
  top: var(--my);
  width: 18rem;
  height: 18rem;
  z-index: 20;
  border: 1px solid rgba(215,255,63,0.22);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(.8);
  background: radial-gradient(circle, rgba(215,255,63,0.1), transparent 62%);
  opacity: .42;
  transition: transform .18s ease, opacity .18s ease;
}

.machine { position: relative; }

.graph-chamber {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 8vh 4vw;
  perspective: 1200px;
  isolation: isolate;
}

.chamber-tag {
  position: absolute;
  top: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(.62rem, 1vw, .82rem);
  letter-spacing: .22em;
  color: var(--steel);
  white-space: nowrap;
}

.iso-stage {
  position: relative;
  width: min(85vw, 1120px);
  min-height: min(73vh, 720px);
  transform-style: preserve-3d;
  transform: rotateX(58deg) rotateZ(-45deg) rotate(var(--scroll-tilt, 0deg));
  transition: transform .7s cubic-bezier(.2,.8,.2,1);
}

.chrome-face {
  position: absolute;
  inset: 7% 4%;
  display: grid;
  place-items: center;
  padding: clamp(1.2rem, 4vw, 4rem);
  background:
    linear-gradient(135deg, rgba(244,247,250,0.95), rgba(126,136,148,0.82) 22%, rgba(27,32,38,0.96) 50%, rgba(221,228,234,0.78) 79%, rgba(110,127,145,0.9)),
    repeating-linear-gradient(90deg, transparent 0 30px, rgba(8,9,11,.22) 31px, transparent 32px 62px);
  border: 2px solid rgba(244,247,250,.72);
  box-shadow: 0 2rem 5rem rgba(0,0,0,.65), inset 0 0 0 1px rgba(244,247,250,.55), inset 0 -2.5rem 4rem rgba(8,9,11,.58);
  clip-path: polygon(10% 0, 100% 12%, 91% 100%, 0 86%);
  overflow: hidden;
  transform-style: preserve-3d;
}

.chrome-face::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: linear-gradient(105deg, transparent 42%, rgba(244,247,250,.74) 49%, transparent 56%);
  transform: translateX(-40%) rotate(9deg);
  opacity: 0;
}

.chamber-active .chrome-face::before { animation: glint 1.05s ease-out both; }

.hero-slab > *, .chamber-panel > * {
  transform: rotateZ(45deg) rotateX(-58deg);
  position: relative;
  z-index: 2;
}

.rail {
  align-self: start;
  justify-self: start;
  max-width: 38rem;
  padding: .55rem .8rem;
  color: var(--acid);
  background: rgba(8,9,11,.78);
  border-left: 4px solid var(--rust);
  font-family: "IBM Plex Mono", monospace;
  font-size: .74rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  box-shadow: 0 0 0 1px rgba(215,255,63,.22);
}

.rail-top { position: absolute; top: 16%; left: 10%; }

.wordmark {
  display: flex;
  justify-content: center;
  gap: clamp(.1rem, .55vw, .5rem);
  font-family: "JetBrains Mono", monospace;
  font-weight: 800;
  font-size: clamp(2.8rem, 10vw, 9.3rem);
  line-height: .84;
  letter-spacing: -.11em;
  color: var(--graphite);
  text-shadow: 2px 2px 0 var(--white), -2px -2px 0 var(--rust), 0 .1em .45em rgba(8,9,11,.54);
  text-transform: uppercase;
  filter: drop-shadow(0 0 22px rgba(244,247,250,.22));
}

.glyph {
  display: inline-block;
  opacity: 0;
  transform: translate(var(--sx), var(--sy)) rotate(var(--sr)) scale(.68);
  transition: transform .88s cubic-bezier(.2,1.55,.22,1), opacity .32s ease;
}

.glyph.locked { opacity: 1; transform: translate(0,0) rotate(0deg) scale(1); }

.hero-subcopy {
  position: absolute;
  right: 8%;
  bottom: 15%;
  width: min(31rem, 55vw);
  padding: 1rem;
  background: rgba(27,32,38,.84);
  color: var(--mist);
  border: 1px solid rgba(200,208,216,.38);
  font-size: clamp(.78rem, 1.35vw, 1rem);
  line-height: 1.6;
}

.field-svg, .annotation-svg, .final-mark {
  position: absolute;
  inset: 7% 9%;
  width: 82%;
  height: 76%;
  overflow: visible;
  pointer-events: none;
}

.field-line, .sketch {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  filter: drop-shadow(0 0 8px rgba(255,77,46,.2));
}

.field-line.hot, .hot-sketch { stroke: var(--rust); }
.field-line.acid { stroke: var(--acid); }
.field-line.violet { stroke: var(--violet); }
.sketch { stroke: var(--graphite); stroke-width: 5; }

.chamber-active .field-line, .chamber-active .draw-path { animation: draw .82s cubic-bezier(.2,.9,.2,1.28) forwards, tremble 1.6s steps(3,end) .9s infinite; }

.plot-node {
  position: absolute;
  width: 4.3rem;
  height: 4.3rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: radial-gradient(circle at 35% 28%, var(--white), var(--dull) 24%, var(--gunmetal) 62%, var(--graphite));
  border: 2px solid var(--chrome);
  font-family: "JetBrains Mono", monospace;
  font-weight: 800;
  box-shadow: 0 .5rem 1.2rem rgba(0,0,0,.5), inset 0 0 1rem rgba(244,247,250,.2);
  transition: transform .22s ease, box-shadow .22s ease;
  will-change: transform;
}

.plot-node::after {
  content: attr(data-label);
  position: absolute;
  top: 110%;
  left: 50%;
  transform: translateX(-50%);
  padding: .25rem .45rem;
  color: var(--acid);
  background: rgba(8,9,11,.78);
  font: 500 .62rem "IBM Plex Mono", monospace;
  letter-spacing: .12em;
  white-space: nowrap;
}

.plot-node.active { border-color: var(--rust); box-shadow: 0 0 1.6rem rgba(255,77,46,.55), inset 0 0 1rem rgba(255,77,46,.28); }
.node-a { left: 16%; top: 38%; }
.node-b { right: 20%; top: 27%; }
.node-c { right: 28%; bottom: 18%; }

.rebel-note, .shard.tape {
  padding: .42rem .8rem;
  color: var(--graphite);
  background: var(--acid);
  border: 2px solid var(--graphite);
  font-family: "Space Mono", monospace;
  font-weight: 700;
  text-transform: uppercase;
  box-shadow: .35rem .35rem 0 rgba(255,77,46,.85);
}

.rebel-note::before {
  content: "//";
  margin-right: .35rem;
  color: var(--rust);
}

.hero-note { position: absolute; left: 14%; bottom: 18%; transform: rotateZ(45deg) rotateX(-58deg) rotate(-8deg); }
.side-note { position: absolute; right: 9%; top: 36%; transform: rotateZ(45deg) rotateX(-58deg) rotate(7deg); }
.rupture-note, .collision-note { justify-self: end; transform: rotateZ(45deg) rotateX(-58deg) rotate(-6deg); }

.shard {
  position: absolute;
  z-index: 4;
  transform: translate3d(var(--dx,0), var(--dy,0), 70px) rotate(var(--rot,0deg));
  transition: transform .18s ease-out;
  will-change: transform;
}

.diamond { width: 2.6rem; height: 2.6rem; background: var(--chrome); border: 3px solid var(--graphite); clip-path: polygon(50% 0,100% 50%,50% 100%,0 50%); }
.triangle { width: 0; height: 0; border-left: 1.7rem solid transparent; border-right: 1.7rem solid transparent; border-bottom: 3rem solid var(--rust); filter: drop-shadow(.4rem .4rem 0 rgba(107,60,255,.8)); }
.bolt, .hex { width: 3rem; height: 3rem; background: var(--gunmetal); border: 2px solid var(--acid); clip-path: polygon(25% 0, 80% 0, 58% 38%, 100% 38%, 38% 100%, 52% 55%, 0 55%); }
.hex { clip-path: polygon(25% 5%,75% 5%,100% 50%,75% 95%,25% 95%,0 50%); background: var(--violet); }
.s1 { left: 4%; top: 18%; } .s2 { right: 5%; top: 15%; } .s3 { left: 12%; bottom: 10%; } .s4 { right: 4%; bottom: 19%; }
.s5 { left: 2%; top: 36%; } .s6 { right: 10%; bottom: 9%; } .s7 { left: 10%; top: 18%; } .s8 { right: 6%; bottom: 18%; }
.s9 { left: 4%; bottom: 22%; } .s10 { right: 6%; top: 24%; } .s11 { left: 8%; bottom: 11%; } .s12 { right: 8%; top: 15%; }
.s13 { left: 12%; top: 18%; } .s14 { right: 7%; bottom: 18%; }

.chamber-panel {
  grid-template-rows: auto auto 1fr auto;
  gap: 1.2rem;
  text-align: center;
}

h2 {
  margin: 0;
  color: var(--graphite);
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(2.4rem, 8vw, 7.4rem);
  font-weight: 800;
  line-height: .86;
  letter-spacing: -.08em;
  text-transform: uppercase;
  text-shadow: 2px 2px 0 var(--white), -2px 0 0 var(--rust);
}

p {
  max-width: 46rem;
  margin: 0 auto;
  color: var(--mist);
  background: rgba(8,9,11,.68);
  border: 1px solid rgba(200,208,216,.26);
  padding: 1rem 1.2rem;
  line-height: 1.62;
  font-size: clamp(.82rem, 1.45vw, 1.02rem);
}

.cube-stack {
  display: flex;
  justify-content: center;
  align-items: end;
  gap: .85rem;
  min-height: 10rem;
}

.plot-cube {
  width: clamp(7rem, 13vw, 11rem);
  height: clamp(4rem, 8vw, 6.5rem);
  display: grid;
  place-items: center;
  color: var(--graphite);
  background: linear-gradient(135deg, var(--white), var(--dull) 38%, var(--gunmetal) 39%, var(--chrome));
  border: 2px solid var(--graphite);
  transform: skewY(-12deg);
  box-shadow: .8rem .8rem 0 var(--gunmetal), 1.2rem 1.2rem 0 rgba(107,60,255,.52);
  font: 800 .82rem "JetBrains Mono", monospace;
}

.node-cluster, .fold-map, .cassette, .dispatch-grid {
  position: relative;
  width: min(48rem, 74vw);
  height: 15rem;
  margin: 0 auto;
}

.big-node { left: 50%; top: 50%; width: 6rem; height: 6rem; transform: translate(-50%, -50%); }
.small-node { width: 3.6rem; height: 3.6rem; }
.n1 { left: 18%; top: 26%; } .n2 { right: 18%; top: 18%; } .n3 { left: 57%; bottom: 8%; }

.connector {
  position: absolute;
  height: 4px;
  background: linear-gradient(90deg, var(--rust), var(--acid));
  transform-origin: left center;
  box-shadow: 0 0 .9rem rgba(255,77,46,.5);
  scale: 0 1;
  transition: scale .55s cubic-bezier(.2,1.35,.3,1);
}
.chamber-active .connector { scale: 1 1; }
.c1 { left: 28%; top: 40%; width: 16rem; rotate: 17deg; }
.c2 { left: 53%; top: 42%; width: 15rem; rotate: -21deg; }
.c3 { left: 54%; top: 57%; width: 8rem; rotate: 72deg; }

.fold-map { display: flex; align-items: center; justify-content: center; perspective: 900px; }
.fold {
  width: 31%; height: 10rem; display: grid; place-items: center;
  color: var(--graphite); border: 2px solid var(--graphite);
  font: 800 .95rem "JetBrains Mono", monospace;
  background: linear-gradient(135deg, var(--white), var(--steel), var(--gunmetal));
  box-shadow: inset 0 0 1.4rem rgba(244,247,250,.24);
}
.face-a { transform: rotateY(28deg); }
.face-b { transform: translateY(-1rem); color: var(--acid); background: linear-gradient(135deg, var(--gunmetal), var(--violet), var(--graphite)); }
.face-c { transform: rotateY(-28deg); background: var(--rust); }

.cassette {
  height: 13rem;
  border: 3px solid var(--graphite);
  background: linear-gradient(135deg, var(--mist), var(--dull) 31%, var(--gunmetal) 32%, var(--chrome));
  box-shadow: .8rem .8rem 0 rgba(8,9,11,.9);
}
.cassette-slot { position: absolute; left: 12%; right: 12%; top: 42%; height: 2.6rem; background: var(--graphite); border: 2px solid var(--rust); }
.cassette-wheel { position: absolute; top: 27%; width: 5rem; height: 5rem; border-radius: 50%; border: 1rem solid var(--gunmetal); background: var(--white); box-shadow: inset 0 0 0 .35rem var(--rust); }
.left-wheel { left: 18%; } .right-wheel { right: 18%; }
.cassette-label { position: absolute; left: 50%; bottom: 1.2rem; transform: translateX(-50%); color: var(--graphite); font: 800 .85rem "JetBrains Mono", monospace; letter-spacing: .12em; }

.dispatch-grid {
  height: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .8rem;
}
.dispatch-grid span {
  padding: .72rem 1rem;
  color: var(--acid);
  background: var(--graphite);
  border: 1px solid rgba(215,255,63,.5);
  font: 500 .8rem "IBM Plex Mono", monospace;
  letter-spacing: .14em;
}

@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes tremble { 0%,100% { transform: translate(0,0); } 35% { transform: translate(2px,-1px); } 70% { transform: translate(-1px,2px); } }
@keyframes glint { 0% { opacity: 0; transform: translateX(-60%) rotate(9deg); } 30% { opacity: .8; } 100% { opacity: 0; transform: translateX(58%) rotate(9deg); } }

@media (max-width: 760px) {
  .graph-chamber { padding: 6rem 1rem; }
  .iso-stage { width: 94vw; min-height: 70vh; transform: rotateX(52deg) rotateZ(-45deg) rotate(var(--scroll-tilt, 0deg)); }
  .chrome-face { inset: 10% 0; padding: 1rem; }
  .hero-subcopy { right: 4%; bottom: 12%; width: 78vw; }
  .rail-top { left: 5%; top: 14%; max-width: 78vw; }
  .wordmark { font-size: clamp(2rem, 13vw, 4.7rem); }
  .plot-node { width: 3.3rem; height: 3.3rem; }
  .cube-stack { flex-direction: column; align-items: center; }
  .node-cluster, .fold-map, .cassette { width: 82vw; }
}