.placeholder {
  min-height: 160vh;
  padding-top: 96px;
  border-top: 1px solid var(--line);
}

.sec { padding-block: clamp(72px, 12vh, 160px); }
.sec + .sec { border-top: 1px solid var(--line); }

.more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 500 var(--fs-label)/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg);
  white-space: nowrap;
}
.more::after { content: ""; width: 18px; height: 1px; background: var(--orange); transition: width var(--t-med) var(--ease); }
.more:hover::after { width: 30px; }


.site-footer { border-top: 1px solid var(--line); background: var(--bg); }
.f-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding-block: 72px 56px;
}
.f-brand { display: inline-flex; align-items: center; gap: 14px; align-self: start; }
.f-brand img { width: 28px; height: auto; }
.f-brand .wordmark { font-size: 0.875rem; }
.f-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.f-cols div { display: flex; flex-direction: column; gap: 10px; }
.f-cols .label { margin-bottom: 6px; }
.f-cols a { color: var(--fg); font-size: var(--fs-small); transition: color var(--t-fast) var(--ease); }
.f-cols a:hover { color: var(--orange); }
.f-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-block: 20px 72px;
  border-top: 1px solid var(--line);
}














@media (max-width: 1000px) {
  
  
  
  
  
  
  
  
  .f-top { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {

  .f-cols { grid-template-columns: 1fr 1fr; }
    .f-cols div { gap: 0; }
  .f-cols a { display: flex; align-items: center; min-height: 44px; }
  .f-brand { min-height: 44px; }
}


[data-pin] { position: relative; }
.pin-stage { position: sticky; top: 0; height: 100vh; overflow: hidden; }


.fx-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 70vw;
  height: 70vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 90, 31, 0.13) 0%, transparent 60%);
  transform: translate(-30%, -50%);
  pointer-events: none;
}

.fx-count { color: var(--orange); font-variant-numeric: tabular-nums; }
.fx-words {
  max-width: 22ch;
  font: 400 clamp(2.25rem, 1rem + 4.4vw, 6.25rem)/1.06 var(--grot);
  letter-spacing: -0.04em;
  color: var(--fg);
}
.fx-words .dim .w { color: var(--steel); }
.fx-words .w { display: inline-block; opacity: 0.14; will-change: opacity, transform; }
.fx-bar { height: 1px; margin-top: clamp(32px, 6vh, 64px); background: var(--line); }
.fx-bar i { display: block; height: 100%; background: var(--orange); transform: scaleX(0); transform-origin: left; }


.fx-tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.fx-tiles i {
  --k: 0;
  position: relative;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  background: rgba(232, 234, 238, 0.08);
}
.fx-tiles i::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--orange);
  transform: scaleX(var(--k));
  transform-origin: left;
}
.fx-tiles b {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 12px;
  font: 500 var(--fs-label)/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg);
}

.fx-pic { width: 100%; height: 100%; max-height: calc(100vh - 180px); overflow: visible; }
.fx-pic .sensor, .fx-pic .node, .fx-pic .out { opacity: 0; }
.fx-pic circle, .fx-pic rect, .fx-pic path, .fx-pic line { fill: none; stroke: var(--steel); stroke-width: 1.4; }

.fx-pic .link, .fx-pic .out-link { stroke: var(--line2); stroke-width: 1.6; }
.fx-pic .link { stroke: var(--steel-dim); }
.fx-pic .ring { stroke: var(--orange); stroke-width: 1.2; opacity: 0; }
.fx-pic .pulse { fill: var(--orange); stroke: none; opacity: 0; }
.fx-pic .track { stroke: var(--orange); stroke-width: 2.4; }
.fx-pic .out rect { fill: rgba(16, 19, 24, 0.85); }
.fx-pic .out line { stroke: var(--line2); }
.fx-pic text {
  font: 500 0.75rem var(--mono);
  letter-spacing: 0.14em;
  fill: var(--steel);
  stroke: none;
  text-anchor: middle;
}

@media (max-width: 900px) {
  
  
  .fx-tiles b { font-size: 0.5625rem; padding: 0 8px; letter-spacing: 0.08em; }
  
  
  
  
  .fx-pic { max-height: 44vh; }
}

.fx-pic rect.bg { stroke: none; }
.fx-still .fx-words .w { transition: none; }



.reel-track {
  display: flex;
  gap: 2.5vw;
  align-items: center;
  min-height: 0;
  will-change: transform;
}
.reel-card {
  --k: 0;
  flex: none;
  width: min(62vw, 1000px);
  height: 100%;
  max-height: 62vh;
  perspective: 1200px;
}
.reel-inner {
  --rx: 0deg; --ry: 0deg; --gx: 50%; --gy: 50%;
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg2);
  transform: scale(calc(0.84 + 0.16 * var(--k))) rotateX(var(--rx)) rotateY(var(--ry));
  opacity: calc(0.35 + 0.65 * var(--k));
  transition: transform 200ms var(--ease);
}
.reel-inner video { width: 100%; height: 100%; object-fit: cover; }
.reel-inner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 11, 13, 0.85) 0%, transparent 50%);
}

.reel-bar { flex: 1; height: 2px; background: var(--line); border-radius: 2px; overflow: hidden; }
.reel-bar i { display: block; height: 100%; background: var(--orange); transform: scaleX(0); transform-origin: left; }

.reel-still { height: auto; }
.reel-still .pin-stage { position: static; height: auto; }
.reel-still .reel-track { overflow-x: auto; padding-inline: 4vw; scroll-snap-type: x mandatory; }
.reel-still .reel-card { --k: 1; height: 56vh; scroll-snap-align: center; }

@media (max-width: 900px) {
  
  
  .reel-card { width: 82vw; max-height: 56vh; }
}

.reel-inner video { transform: translateX(var(--px, 0%)) scale(1.24); transition: filter 600ms var(--ease); filter: saturate(calc(0.15 + 0.85 * var(--k))) brightness(calc(0.6 + 0.4 * var(--k))); }
.reel-inner { box-shadow: 0 40px 80px rgba(0, 0, 0, calc(0.5 * var(--k))); }

.reel-ticks { display: flex; gap: 6px; }
.reel-ticks i { width: 22px; height: 3px; border-radius: 2px; background: var(--line2); transition: background 300ms var(--ease); }
.reel-ticks i.on { background: var(--orange); }
.reel-cursor {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 70;
  display: grid;
  place-items: center;
  width: 76px;
  height: 76px;
  margin: -38px 0 0 -38px;
  border-radius: 50%;
  background: rgba(232, 234, 238, 0.92);
  color: var(--bg);
  font: 600 var(--fs-label)/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  pointer-events: none;
  opacity: 0;
  scale: 0.6;
  transition: opacity 250ms var(--ease), scale 250ms var(--ease);
}
.reel-cursor.on { opacity: 1; scale: 1; }


.game { height: 100vh; min-height: 720px; border-top: 0; }

@keyframes hint { 50% { opacity: 0.35; } }

.game.shake [data-hud=nodes] { animation: shake 400ms; }
@keyframes shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }

.game::before { content: ""; position: absolute; inset: 0 auto 0 0; z-index: 1; width: 44%; background: linear-gradient(90deg, rgba(10, 11, 13, 0.92), rgba(10, 11, 13, 0)); pointer-events: none; }

.cases { display: flex; gap: 6px; margin-top: 10px; }
.cases i { width: 22px; height: 15px; border: 1px solid var(--line2); border-radius: 3px; position: relative; transition: all 300ms var(--ease); }
.cases i::before { content: ""; position: absolute; left: 6px; right: 6px; top: -4px; height: 3px; border: 1px solid var(--line2); border-bottom: 0; border-radius: 2px 2px 0 0; }
.cases i.used { border-color: var(--line); opacity: 0.35; }
.cases i:not(.used) { border-color: var(--orange); background: rgba(255, 90, 31, 0.15); }
.cases i:not(.used)::before { border-color: var(--orange); }

.game.shake .cases { animation: shake 400ms; }
@media (max-width: 900px) {
  .game::before { width: 100%; height: 45%; background: linear-gradient(180deg, rgba(10, 11, 13, 0.92), rgba(10, 11, 13, 0)); }
  
  
}