:root {
  --bg: #04060a;
  --text: #e9f1f7;
  --dim: rgba(233, 241, 247, .5);
  --line: rgba(233, 241, 247, .14);
  --mint: #7cf7c4;
  --blue: #6aa8ff;
  --pink: #ff8fb1;
  --orange: #ffb347;
  --accent: var(--mint);
  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); overflow: hidden; overscroll-behavior: none; }
body { font-family: var(--mono); -webkit-font-smoothing: antialiased; touch-action: none; user-select: none; -webkit-user-select: none; }
body.signal-back { --accent: var(--orange); }
a { color: inherit; }
button { font: inherit; color: inherit; cursor: pointer; }
.mono { font-family: var(--mono); letter-spacing: .14em; text-transform: uppercase; font-size: 11px; }
.dim { color: var(--dim); }
.tiny { font-size: 10px; }

#gl { position: fixed; inset: 0; width: 100%; height: 100%; display: block; cursor: grab; }
body.dragging #gl { cursor: grabbing; }
body.hovering #gl { cursor: pointer; }

/* vignette for depth */
body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 1;
  background: radial-gradient(ellipse at center, transparent 45%, rgba(0, 0, 0, .65) 100%);
}

/* intro */
#intro {
  position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; text-align: center;
  background: radial-gradient(circle at 50% 45%, #0a1420 0%, var(--bg) 70%);
  transition: opacity 1.2s ease, visibility 1.2s;
}
#intro.gone { opacity: 0; visibility: hidden; pointer-events: none; }
.intro-inner { padding: 24px; }
.wordmark { margin: 14px 0 38px; font-size: clamp(54px, 13vw, 150px); font-weight: 300; letter-spacing: .32em; text-indent: .32em; line-height: 1; text-transform: uppercase;
  background: linear-gradient(90deg, var(--mint), var(--blue), var(--pink)); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 0 28px rgba(106, 168, 255, .35)); }
.intro-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.enter {
  padding: 14px 26px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); border-radius: 999px;
  letter-spacing: .14em; text-transform: uppercase; font-size: 12px; transition: background .25s, border-color .25s, transform .25s, opacity .4s;
}
.enter span { color: var(--dim); }
.enter:hover:not(:disabled) { background: rgba(124, 247, 196, .12); border-color: var(--mint); transform: translateY(-2px); }
.enter.ghost { background: transparent; }
.enter:disabled { opacity: .35; cursor: wait; }
#intro-load { margin-top: 34px; }

/* hud */
.hud { position: fixed; left: 0; right: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 28px; pointer-events: none; }
.hud > * { pointer-events: auto; }
.hud.top { top: 0; }
.hud.bottom { bottom: 0; padding-bottom: max(22px, env(safe-area-inset-bottom)); }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-size: 15px; font-weight: 500; letter-spacing: .3em; text-transform: uppercase; }
.logo-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 14px var(--accent); transition: background .4s, box-shadow .4s; }
.top-actions { display: flex; gap: 10px; }
.chip {
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line); background: rgba(4, 6, 10, .55); backdrop-filter: blur(8px);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase; transition: border-color .25s, background .25s;
}
.chip:hover { border-color: var(--accent); }
.chip[aria-pressed="true"] { border-color: var(--accent); }
#hint { transition: opacity .8s; }
#hint.faded { opacity: 0; }

/* chapter nav */
#chapters { position: fixed; right: 28px; top: 50%; transform: translateY(-50%); z-index: 10; display: grid; gap: 14px; }
#chapters button {
  display: flex; align-items: center; justify-content: flex-end; gap: 12px; border: 0; background: none; padding: 4px 0; opacity: .45;
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase; transition: opacity .3s;
}
#chapters button i { display: block; width: 14px; height: 1px; background: currentColor; transition: width .35s, background .35s; }
#chapters button b { font-weight: 400; max-width: 0; overflow: hidden; white-space: nowrap; transition: max-width .4s; }
#chapters button:hover, #chapters button.on { opacity: 1; }
#chapters button.on i { width: 34px; background: var(--accent); }
#chapters button:hover b, #chapters button.on b { max-width: 120px; }

/* story text */
#story { text-shadow: 0 0 18px rgba(4,6,10,.9), 0 0 4px rgba(4,6,10,.8); position: fixed; left: 28px; bottom: 84px; z-index: 10; max-width: min(460px, calc(100vw - 56px)); pointer-events: none; }
#story > * { transition: opacity .7s ease, transform .7s ease; }
#story.swap > * { opacity: 0; transform: translateY(10px); }
.kicker { margin: 0 0 14px; color: var(--accent); transition: color .4s; }
#story h2 { margin: 0; font-size: clamp(34px, 6vw, 64px); font-weight: 300; line-height: 1.04; letter-spacing: -.02em; text-transform: none; }
#story .body { margin: 18px 0 0; max-width: 420px; font-size: 14px; line-height: 1.75; color: rgba(233, 241, 247, .72); }
.cta {
  display: inline-flex; gap: 10px; margin-top: 26px; padding: 14px 24px; border-radius: 999px; pointer-events: auto; text-decoration: none;
  background: var(--accent); color: #04060a; font-size: 13px; letter-spacing: .08em; font-weight: 500; transition: transform .25s, box-shadow .25s;
}
.cta:hover { transform: translateY(-2px); box-shadow: 0 0 30px rgba(124, 247, 196, .45); }
.cta[hidden] { display: none; }

/* tooltip */
#tip {
  position: fixed; left: 0; top: 0; z-index: 20; pointer-events: none; opacity: 0; transition: opacity .2s;
  padding: 7px 11px; border: 1px solid var(--line); border-radius: 8px; background: rgba(4, 6, 10, .8); backdrop-filter: blur(8px);
  white-space: nowrap; font-size: 10px;
}
#tip.on { opacity: 1; }

#nogl, .noscript { position: fixed; inset: 0; z-index: 200; display: grid; align-content: center; justify-items: center; gap: 8px; padding: 32px; text-align: center; background: var(--bg); }
#nogl[hidden] { display: none; }
#nogl h1, .noscript h1 { font-weight: 300; letter-spacing: .3em; text-transform: uppercase; }

@media (max-width: 640px) {
  .hud { padding: 16px; }
  #chapters { right: 14px; gap: 10px; }
  #chapters button b { display: none; }
  #story { left: 16px; bottom: 72px; }
  #hint { max-width: 62vw; line-height: 1.5; }
  .chip { padding: 7px 10px; font-size: 10px; }
  #stats { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  #story > *, #intro { transition-duration: .01s; }
}

/* coming-soon console */
#console { margin-top: 24px; width: min(440px, 100%); border: 1px solid var(--line); border-radius: 10px; background: rgba(4, 6, 10, .72); backdrop-filter: blur(10px); overflow: hidden; pointer-events: auto; text-shadow: none; }
#console[hidden] { display: none; }
.console-bar { display: flex; align-items: center; gap: 6px; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.console-bar i { width: 8px; height: 8px; border-radius: 50%; background: rgba(233, 241, 247, .18); }
.console-bar i:first-child { background: #ff8fb1; } .console-bar i:nth-child(2) { background: #ffb347; } .console-bar i:nth-child(3) { background: var(--mint); }
.console-bar span { margin-left: 8px; color: var(--dim); }
#console-out { padding: 14px 14px 16px; font-size: 12px; line-height: 1.8; letter-spacing: .01em; min-height: 190px; white-space: pre-wrap; word-break: break-word; }
.cl { display: block; text-decoration: none; }
.cl.cmd { color: var(--text); }
.cl.ok { color: var(--mint); }
.cl.live { color: var(--orange); }
.cl.soon { margin-top: 2px; color: var(--text); font-size: 16px; letter-spacing: .04em; }
.cl.soon::after, .cl.link:last-child::after { content: ''; }
.cl.link { color: var(--blue); }
.cl.link:hover { text-decoration: underline; }
@media (max-width: 640px) { #console-out { font-size: 11px; min-height: 170px; } }

/* soft scrim so text stays legible over the bright surface */
#story::before { content: ''; position: absolute; inset: -40px -60px -30px -50px; z-index: -1; pointer-events: none;
  background: radial-gradient(ellipse at 40% 50%, rgba(4, 6, 10, .86), rgba(4, 6, 10, .55) 55%, transparent 80%); }

/* ---- flatten: no pills / bubbles, plain text controls ---- */
.chip {
  padding: 6px 0; border: 0; border-radius: 0; background: none; backdrop-filter: none;
  color: var(--dim); position: relative; transition: color .25s;
}
.chip::after { content: ''; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.chip:hover, .chip[aria-pressed="true"] { color: var(--text); border: 0; }
.chip:hover::after, .chip[aria-pressed="true"]::after { transform: scaleX(1); }
.top-actions { gap: 28px; }
button:focus { outline: none; }
button:focus-visible { outline: 1px solid var(--accent); outline-offset: 6px; }

.enter {
  padding: 8px 2px; border: 0; border-radius: 0; background: none; position: relative;
  letter-spacing: .2em; font-size: 12px; transition: color .3s, opacity .4s;
}
.enter::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: linear-gradient(90deg, var(--mint), var(--blue), var(--pink)); transform: scaleX(.25); transform-origin: left; transition: transform .45s; }
.enter:hover:not(:disabled) { background: none; border: 0; transform: none; color: #fff; }
.enter:hover:not(:disabled)::after { transform: scaleX(1); }
.enter.ghost { background: none; }
.intro-actions { gap: 44px; }

#tip { padding: 0; border: 0; border-radius: 0; background: none; backdrop-filter: none; color: var(--text); text-shadow: 0 0 8px #04060a, 0 0 3px #04060a; }
#console { border-radius: 4px; }

/* palette: blue network, orange forward signals, green backprop */
:root { --accent: #ff9a4a; }
body.signal-back { --accent: #3df0b0; }

/* ---- start page: boot console ---- */
#intro { background: radial-gradient(ellipse at 50% 50%, rgba(4, 6, 10, .32), rgba(4, 6, 10, .74) 72%); backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px); }
.intro-inner { width: min(580px, 92vw); padding: 0; }
.wordmark { font-size: clamp(44px, 11vw, 104px); margin: 0 0 30px; }
.term { text-align: left; border: 1px solid var(--line); border-radius: 4px; background: rgba(4, 6, 10, .7); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); overflow: hidden; box-shadow: 0 0 80px rgba(47, 125, 255, .08); }
.term-body { padding: 16px 18px 18px; font-size: 13px; line-height: 1.85; letter-spacing: .01em; min-height: 270px; }
#intro-out { white-space: pre-wrap; word-break: break-word; }
.term-actions { margin-top: 10px; display: grid; gap: 2px; opacity: 0; transform: translateY(6px); transition: opacity .6s, transform .6s; pointer-events: none; }
.term-actions.on { opacity: 1; transform: none; pointer-events: auto; }
.term .enter { display: block; width: 100%; text-align: left; padding: 3px 0; font-size: 13px; letter-spacing: .02em; text-transform: none; color: var(--text); }
.term .enter::after { display: none; }
.term .enter b { display: inline-block; width: 18px; color: var(--accent); font-weight: 400; transition: transform .25s; }
.term .enter:hover:not(:disabled), .term .enter:focus-visible { color: #fff; background: none; }
.term .enter:hover:not(:disabled) b { transform: translateX(4px); }
.term .enter:disabled { opacity: .4; }
.term .enter:focus-visible { outline: none; text-decoration: underline; text-underline-offset: 5px; }
#intro-load { margin-top: 20px; text-align: center; }
.cl.dim { color: var(--dim); }
.cl.soon2 { color: var(--orange); }
.cl.soon2 em { font-style: normal; color: var(--text); letter-spacing: .06em; }
/* chrome stays hidden until you are in */
body:not(.entered) .hud, body:not(.entered) #chapters, body:not(.entered) #story { opacity: 0; pointer-events: none; }
.hud, #chapters, #story { transition: opacity 1s ease .3s; }
@media (max-width: 640px) { .term-body { font-size: 11.5px; min-height: 250px; padding: 14px; } .term .enter { font-size: 12px; } }

@media (max-width: 640px) { .top-actions { gap: 14px; } .chip { letter-spacing: .06em; } }

/* ---- wordmark drawn as a network ---- */
.sr { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0; }
.wordmark { background: none; -webkit-background-clip: border-box; background-clip: border-box; color: var(--text); filter: none; letter-spacing: 0; text-indent: 0; line-height: 0; margin: 0 0 18px; font-size: 0; }
.wm { display: block; width: min(520px, 80vw); height: auto; margin: 0 auto; overflow: visible; filter: drop-shadow(0 0 7px rgba(58, 134, 255, .45)); }
.wm g path { fill: none; stroke-width: 2px; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.wm g path.wm-c { stroke-width: 1px; opacity: .38; }
.wm .wm-n { fill: #d6edff; transform-box: fill-box; transform-origin: center; animation: wmPulse 3.4s ease-in-out infinite; animation-delay: calc(var(--i) * -0.23s); }
.wm .wm-h { fill: #ffa24a; filter: drop-shadow(0 0 3px #ff8a3a); }
@keyframes wmPulse { 0%, 100% { opacity: .5; transform: scale(.75); } 50% { opacity: 1; transform: scale(1.35); } }
.tagline { margin: 0 0 24px; text-align: center; color: var(--dim); letter-spacing: .2em; }
.logo { line-height: 0; }
.logo .wm { width: 78px; filter: drop-shadow(0 0 4px rgba(58, 134, 255, .5)); }
.logo .wm g path { stroke-width: 1.2px; }
.logo .wm g path.wm-c { stroke-width: .7px; }
@media (max-width: 640px) { .logo .wm { width: 66px; } .tagline { font-size: 9.5px; letter-spacing: .14em; } }
@media (prefers-reduced-motion: reduce) { .wm .wm-n { animation: none; } .wm .wm-h { display: none; } }

/* ---- loop warp ---- */
#warp { position: fixed; inset: 0; z-index: 90; pointer-events: none; opacity: 0; transition: opacity 1s ease;
  background: radial-gradient(circle at 50% 50%, rgba(160, 200, 255, .5), rgba(10, 16, 34, .96) 60%, #04060a); }
#warp.on { opacity: 1; }
#console-out { min-height: 230px; }

/* tagline: a distinctive geometric mono display face */
.tagline { font-family: 'Major Mono Display', var(--mono); text-transform: lowercase; font-size: 14px; letter-spacing: .06em; color: rgba(233, 241, 247, .78); line-height: 1.5; margin: 2px 0 26px; }
@media (max-width: 640px) { .tagline { font-size: 11px; letter-spacing: .02em; } }
/* `ls domains/` rows */
.cl.dir { padding-left: 2px; }
.cl.dir .dn { color: #6fb1ff; }
.cl.dir .dd { color: var(--dim); }
#intro-out, #console-out { white-space: pre-wrap; }

/* header logo: mark + wordmark */
.logo { display: inline-flex; align-items: center; gap: 12px; line-height: 0; }
.logo .mk { width: 30px; height: 30px; flex: none; filter: drop-shadow(0 0 6px rgba(58, 134, 255, .45)); }
@media (max-width: 640px) { .logo .mk { width: 26px; height: 26px; } .logo { gap: 9px; } }