/* ZOROBGP — cinematic stage, Geist type, electric-blue beam */
:root {
  --stage: #04060b;
  --ink: #f2f5ff;
  --mute: #98a0b3;
  --dim: #5d6478;
  --line: #1e2433;
  --tile: #0b0f18;
  --tile2: #10162280;
  --blue: #4f83ff;
  --ice: #a9c4ff;
  --ice2: #7fa6ff;
  --gold: #e7b85b;
  --red: #ff6b6b;
  --green: #4ade80;
  --ease: cubic-bezier(.2, .75, .2, 1);
  --pad-x: clamp(20px, 5.6vw, 112px);
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; }
body {
  margin: 0;
  background: var(--stage);
  color: var(--ink);
  font-family: Geist, Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--ice); color: var(--stage); }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 3px; border-radius: 8px; }

.micro {
  font-family: "Geist Mono", ui-monospace, monospace;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
}

/* ---------------- stage layers ---------------- */
#gl, #stage-fallback, #stage-dim { position: fixed; inset: 0; width: 100%; height: 100%; }
#gl { display: block; z-index: 0; opacity: 0; transition: opacity 1.4s var(--ease); }
body.gl-ready #gl { opacity: 1; }
body.gl-ready #stage-fallback { opacity: 0; }
#stage-fallback { z-index: 0; overflow: hidden; transition: opacity 1.4s; pointer-events: none; }
.fb-beam {
  position: absolute; left: 62%; top: -10%; width: 34vw; height: 90%;
  transform: translateX(-50%);
  background: radial-gradient(50% 100% at 50% 0%, rgba(110, 155, 255, .55), rgba(79, 131, 255, .12) 55%, transparent 75%);
  filter: blur(20px);
}
.fb-floor {
  position: absolute; left: -20%; right: -20%; bottom: -10%; height: 55%;
  background-image: radial-gradient(circle, rgba(169, 196, 255, .55) 1px, transparent 1.6px);
  background-size: 22px 22px;
  transform: perspective(600px) rotateX(62deg);
  transform-origin: 50% 0;
  mask-image: radial-gradient(60% 70% at 62% 0%, #000 0%, transparent 75%);
}
#stage-dim {
  z-index: 1; pointer-events: none;
  background: radial-gradient(120% 90% at 50% 40%, rgba(4, 6, 11, .55), rgba(4, 6, 11, .92));
  opacity: var(--dim, 0);
}
#grain {
  position: fixed; inset: -50%; width: 200%; height: 200%;
  z-index: 60; pointer-events: none; opacity: .045; mix-blend-mode: screen;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  animation: grain 1.2s steps(6) infinite;
}
@keyframes grain { 0%,100%{transform:translate(0,0)} 20%{transform:translate(-3%,2%)} 40%{transform:translate(2%,-4%)} 60%{transform:translate(-4%,-1%)} 80%{transform:translate(3%,3%)} }

main, .site-footer { position: relative; z-index: 2; }

/* ---------------- nav ---------------- */
#nav { position: fixed; inset: 0 0 auto 0; z-index: 50; transition: background .4s, backdrop-filter .4s; }
#nav.scrolled { background: linear-gradient(to bottom, rgba(4, 6, 11, .86), rgba(4, 6, 11, .55)); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav-inner { position: relative; height: 84px; display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(20px, 4.2vw, 80px); }
.brand { display: inline-flex; align-items: center; gap: 14px; }
.brand-mark { width: 38px; height: 38px; padding: 4px; border-radius: 11px; background: #0a0d14; border: 1px solid #222a3a; box-shadow: 0 0 22px rgba(79, 131, 255, .25); }
.brand-word { font-size: 19px; font-weight: 500; letter-spacing: .22em; }
.nav-links { position: absolute; left: 50%; transform: translateX(-50%); display: flex; gap: clamp(28px, 3.6vw, 60px); font-size: 16px; }
.nav-links a { color: var(--mute); transition: color .3s; mix-blend-mode: screen; }
.nav-links a:hover, .nav-links a.is-active { color: #fff; }
#crumbs {
  display: flex; justify-content: center; align-items: center; gap: 16px;
  font-size: 11.5px; padding-bottom: 12px; margin-top: -6px;
  transition: opacity .4s;
}
#crumbs i { font-style: normal; color: #4a5164; }
.crumb { color: #6f7790; transition: color .4s, text-shadow .4s; }
.crumb:hover { color: #c7d3ee; }
.crumb.is-active { color: #fff; text-shadow: 0 0 14px rgba(127, 166, 255, .8); }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 999px; background: #0d111a; border: 1px solid #262d3d; cursor: pointer; position: relative; }
.nav-toggle span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: #dfe6f7; transition: transform .3s var(--ease); }
.nav-toggle span:first-child { top: 18px; } .nav-toggle span:last-child { top: 25px; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
#mobile-menu { display: grid; gap: 4px; padding: 8px 20px 24px; background: rgba(4, 6, 11, .96); border-bottom: 1px solid var(--line); }
#mobile-menu[hidden] { display: none; }
#mobile-menu a { padding: 14px 4px; font-size: 18px; color: #d7deee; border-bottom: 1px solid #141a26; }
#mobile-menu .glow-pill { margin-top: 14px; border-bottom: 0; justify-self: start; }

/* ---------------- buttons & tags ---------------- */
.tag {
  display: inline-flex; align-items: center; gap: 10px;
  height: 40px; padding: 0 18px; border-radius: 999px;
  background: rgba(16, 20, 30, .8); border: 1px solid #2a3142; color: #dfe5f2; font-size: 11.5px;
  backdrop-filter: blur(6px);
}
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(74, 222, 128, .6); animation: live 2s infinite; flex: none; }
@keyframes live { 0%{box-shadow:0 0 0 0 rgba(74,222,128,.55)} 70%{box-shadow:0 0 0 8px rgba(74,222,128,0)} 100%{box-shadow:0 0 0 0 rgba(74,222,128,0)} }

.glow-pill {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: 58px; padding: 0 40px; border-radius: 999px;
  background: radial-gradient(120% 140% at 50% 120%, rgba(79, 131, 255, .28), #070a12 70%);
  border: 1.5px solid #b9cdff; color: #f4f7ff;
  font-family: "Geist Mono", monospace; font-size: 13px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  box-shadow: 0 0 14px rgba(79, 131, 255, .55), 0 0 1px rgba(200, 216, 255, .9), inset 0 0 14px rgba(79, 131, 255, .18);
  transition: box-shadow .35s var(--ease), transform .35s var(--ease);
  cursor: pointer;
}
.glow-pill::after { content: ""; position: absolute; inset: 0; background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, .22) 50%, transparent 70%); transform: translateX(-120%); transition: transform .8s var(--ease); }
.glow-pill:hover { box-shadow: 0 0 36px rgba(110, 155, 255, .75), inset 0 0 22px rgba(110, 155, 255, .3); transform: translateY(-1px); }
.glow-pill:hover::after { transform: translateX(120%); }
.glow-pill .arrow { transition: transform .3s var(--ease); }
.glow-pill:hover .arrow { transform: translateX(4px); }
.glow-pill.sm { height: 46px; padding: 0 22px; font-size: 11.5px; gap: 10px; }
.glow-pill.sm svg { width: 15px; height: 15px; }
.dark-pill {
  display: inline-flex; align-items: center; gap: 12px; height: 58px; padding: 0 30px; border-radius: 999px;
  background: #0c1019; border: 1px solid #2b3244; color: #c4cbdb; transition: border-color .3s, color .3s;
}
.dark-pill:hover { border-color: rgba(127, 166, 255, .7); color: #fff; }
.dark-pill svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.ghost-link { color: #b6bfd3; border-bottom: 1px solid #39425a; padding-bottom: 6px; transition: color .3s, border-color .3s; }
.ghost-link:hover { color: #fff; border-color: var(--ice); }

/* ---------------- type & reveal ---------------- */
.display { font-weight: 200; letter-spacing: -.025em; line-height: 1.04; }
.display .line { display: block; }
.display em { font-style: normal; }
.glow-text { color: #c9d8ff; text-shadow: 0 0 26px rgba(110, 155, 255, .7); }
.glow-text em { color: #9fbcff; }
.display .dim { color: #8a93a8; }

.w { display: inline-block; opacity: 0; filter: blur(14px); transform: translateY(14px); transition: opacity .8s var(--ease), filter .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.fade { opacity: 0; transform: translateY(12px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--d, 0s); }
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--rd, 0s); }
.is-in .w, .is-in .fade, .reveal.is-in, .is-in.fade { opacity: 1; filter: none; transform: none; }

/* ---------------- hero ---------------- */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 140px var(--pad-x) 120px; }
.hero-copy { max-width: 700px; position: relative; z-index: 2; }
.hero-title { margin-top: 22px; font-size: clamp(40px, 4.2vw, 76px); }
.lede { margin-top: 26px; max-width: 560px; font-size: clamp(16px, 1.15vw, 19px); line-height: 1.55; color: #a3abbd; }
.hero-actions { margin-top: 36px; display: flex; flex-wrap: wrap; align-items: center; gap: 28px; }
.hero-proof { margin-top: 34px; display: flex; align-items: center; gap: 14px; color: #8a92a6; font-size: 15px; }
.pulse-ring { width: 28px; height: 28px; border-radius: 50%; border: 1px solid rgba(127, 166, 255, .6); position: relative; flex: none; }
.pulse-ring::before { content: ""; position: absolute; inset: 8px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 12px var(--blue); }
.pulse-ring::after { content: ""; position: absolute; inset: -1px; border-radius: 50%; border: 1px solid var(--ice); animation: ring 2.4s var(--ease) infinite; }
@keyframes ring { from { transform: scale(1); opacity: .8; } to { transform: scale(2.1); opacity: 0; } }

.hero-stats { position: absolute; right: clamp(20px, 3.4vw, 60px); top: 50%; transform: translateY(-50%); display: grid; gap: 12px; z-index: 2; }
.stat {
  width: 142px; padding: 16px 18px 14px; border-radius: 16px;
  background: linear-gradient(180deg, rgba(18, 23, 34, .72), rgba(9, 12, 19, .72));
  border: 1px solid #252c3c; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
}
.stat b { display: block; font-size: 30px; font-weight: 300; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat span { display: block; margin-top: 6px; font-family: "Geist Mono", monospace; font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: #8189a0; }

.scroll-hint { position: absolute; right: clamp(20px, 4vw, 76px); bottom: 42px; display: flex; flex-direction: column; align-items: center; gap: 16px; color: #8189a0; font-size: 11px; }
.hint-line { width: 1px; height: 56px; background: #2a3142; position: relative; overflow: hidden; }
.hint-line::after { content: ""; position: absolute; left: 0; width: 1px; height: 40%; background: linear-gradient(transparent, #fff); animation: hint 2s var(--ease) infinite; }
@keyframes hint { from { top: -40%; } to { top: 110%; } }

/* ---------------- statement ---------------- */
.statement { min-height: 92vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 120px 24px; }
.statement-title { margin-top: 34px; font-size: clamp(30px, 4vw, 72px); }

/* ---------------- doc sections ---------------- */
.doc-sec { max-width: var(--max); margin: 0 auto; padding: clamp(90px, 12vh, 150px) var(--pad-x); }
.sec-head { max-width: 860px; margin-bottom: clamp(44px, 6vw, 72px); }
.sec-head.center { margin-inline: auto; text-align: center; }
.kicker { color: var(--ice2); font-size: 11.5px; }
.sec-title { margin-top: 20px; font-size: clamp(34px, 4vw, 66px); }

.card, .pillar, .feature, .console, .faq-list details {
  background: linear-gradient(180deg, rgba(15, 20, 31, .78), rgba(8, 11, 18, .82));
  border: 1px solid #1f2636; border-radius: 22px;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}

/* problem */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 18px 18px 30px; transition: border-color .4s, transform .5s var(--ease); }
.card:hover { border-color: #2f3a55; transform: translateY(-4px); }
.card h3 { margin: 26px 10px 0; font-size: 22px; font-weight: 400; letter-spacing: -.01em; }
.card p { margin: 12px 10px 0; color: var(--mute); line-height: 1.6; font-size: 15.5px; }
.viz { position: relative; height: 200px; border-radius: 14px; background: #070a11; border: 1px solid #171d2a; overflow: hidden; }
.viz-top { position: absolute; left: 14px; right: 14px; top: 12px; display: flex; justify-content: space-between; font-size: 10.5px; color: #8b93a8; z-index: 2; }
.warn { color: var(--red); }
.bars { position: absolute; left: 14px; right: 14px; bottom: 74px; top: 40px; display: flex; align-items: flex-end; gap: 4px; }
.bars i { flex: 1; border-radius: 2px 2px 0 0; background: linear-gradient(to top, rgba(255, 107, 107, .15), rgba(255, 107, 107, .75)); height: 30%; transition: height .5s var(--ease); }
.bars i.ok { background: linear-gradient(to top, rgba(79, 131, 255, .15), rgba(127, 166, 255, .8)); }
.chips { position: absolute; left: 10px; right: 10px; bottom: 10px; list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 5px; font-size: 9px; letter-spacing: .1em; }
.chips li { padding: 4px 7px; border-radius: 999px; border: 1px solid #263046; color: #8b93a8; }
.chips li.bad { border-color: rgba(255, 107, 107, .35); color: #ff9c9c; }
.chips li.flash { background: rgba(255, 107, 107, .16); }
.viz-glyph .glyphs { margin: 0; position: absolute; inset: 0; padding: 12px 14px; font: 15px/1.35 "Geist Mono", monospace; color: #2b3550; white-space: pre; letter-spacing: .32em; }
.viz-glyph .glyphs b { color: #8fb0ff; font-weight: 400; text-shadow: 0 0 8px rgba(127, 166, 255, .9); }
.glyph-q { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); padding: 10px 18px; border-radius: 999px; background: rgba(7, 10, 17, .9); border: 1px solid #2a3348; font: 500 14px "Geist Mono", monospace; letter-spacing: .15em; color: #dbe3f5; }
.viz-lock svg { position: absolute; inset: 36px 0 0 0; width: 100%; height: calc(100% - 36px); }
.grid-lines path { stroke: #161c2a; stroke-width: 1; fill: none; }
.lock-line { fill: none; stroke: var(--red); stroke-width: 2; stroke-dasharray: 520; stroke-dashoffset: 520; transition: stroke-dashoffset 2.2s var(--ease) .3s; filter: drop-shadow(0 0 6px rgba(255, 107, 107, .6)); }
.lock-area { opacity: 0; transition: opacity 1.5s 1.2s; }
.reveal.is-in .lock-line { stroke-dashoffset: 0; }
.reveal.is-in .lock-area { opacity: 1; }

/* solution */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.pillar { position: relative; padding: 34px 30px 34px; min-height: 330px; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; transition: border-color .4s, box-shadow .5s; }
.pillar::before { content: ""; position: absolute; left: 50%; top: -60%; width: 70%; height: 120%; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(79, 131, 255, .22), transparent); opacity: .5; transition: opacity .5s; pointer-events: none; }
.pillar:hover { border-color: rgba(127, 166, 255, .45); box-shadow: 0 0 40px rgba(79, 131, 255, .12); }
.pillar:hover::before { opacity: 1; }
.pillar-code { position: absolute; top: 24px; left: 26px; font-size: clamp(64px, 6vw, 96px); font-weight: 200; letter-spacing: -.04em; line-height: 1; color: transparent; -webkit-text-stroke: 1px rgba(169, 196, 255, .55); text-shadow: 0 0 30px rgba(79, 131, 255, .3); }
.idx { color: #5f6880; font-size: 11px; }
.pillar .idx { position: absolute; top: 30px; right: 28px; }
.pillar h3 { font-size: 24px; font-weight: 400; }
.pillar p { margin-top: 12px; color: var(--mute); line-height: 1.6; font-size: 15.5px; }

/* topology */
.topo { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px, 5vw, 80px); align-items: center; }
.topo-copy p { margin-top: 26px; color: var(--mute); font-size: 17px; line-height: 1.65; max-width: 460px; }
.topo-legend { list-style: none; padding: 0; margin: 34px 0 0; display: grid; gap: 14px; font-size: 11px; color: #8b93a8; }
.topo-legend li { display: flex; align-items: center; gap: 14px; }
.topo-legend i { display: inline-block; flex: none; }
.lg-path { width: 30px; height: 0; border-top: 1px dashed #4f6aa8; }
.lg-pkt { width: 8px; height: 8px; border-radius: 50%; background: var(--ice); box-shadow: 0 0 10px var(--blue); margin: 0 11px; }
.lg-core { width: 14px; height: 14px; border-radius: 4px; border: 1.5px solid var(--gold); margin: 0 8px; }
.topo-map { position: relative; aspect-ratio: 600 / 520; border-radius: 26px; border: 1px solid #1a2130; background: radial-gradient(60% 60% at 50% 50%, rgba(79, 131, 255, .1), transparent 70%), repeating-linear-gradient(0deg, transparent 0 39px, rgba(40, 52, 78, .25) 39px 40px), repeating-linear-gradient(90deg, transparent 0 39px, rgba(40, 52, 78, .25) 39px 40px), rgba(6, 9, 15, .75); overflow: hidden; }
#topo-svg { width: 100%; height: 100%; display: block; }
#topo-svg .t-path { fill: none; stroke: #2f4573; stroke-width: 1.2; stroke-dasharray: 3 6; animation: dash 18s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -540; } }
#topo-svg .t-node rect { fill: #0b1019; stroke: #2a3550; }
#topo-svg .t-node:hover rect { stroke: var(--ice2); }
#topo-svg .t-node text { fill: #d6deef; font: 500 10.5px "Geist Mono", monospace; letter-spacing: .14em; }
#topo-svg .t-node .t-sub { fill: #6f7a94; font-size: 9px; }
#topo-svg .t-pkt { fill: #cfe0ff; filter: url(#pktGlow); }
#topo-svg .t-core-label { fill: #fff; font: 500 12px "Geist Mono", monospace; letter-spacing: .24em; }

/* features */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { position: relative; padding: 30px 28px 32px; transition: border-color .4s, transform .5s var(--ease); }
.feature:hover { border-color: #33416a; transform: translateY(-4px); }
.feature .idx { position: absolute; right: 26px; top: 30px; }
.f-ico { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: radial-gradient(circle at 50% 120%, rgba(79, 131, 255, .35), #0b0f18 70%); border: 1px solid #2b3858; box-shadow: 0 0 18px rgba(79, 131, 255, .18); }
.f-ico svg { width: 22px; height: 22px; fill: none; stroke: #cddbff; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { margin-top: 26px; font-size: 20px; font-weight: 400; }
.feature p { margin-top: 10px; color: var(--mute); font-size: 15px; line-height: 1.6; }

/* how it works */
.flow { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(24px, 4vw, 60px); align-items: start; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.steps button {
  position: relative; width: 100%; text-align: left; cursor: pointer;
  display: grid; grid-template-columns: 44px 1fr; gap: 10px; padding: 22px 20px 24px;
  background: transparent; border: 0; border-top: 1px solid #1b2130; overflow: hidden;
}
.steps li:last-child button { border-bottom: 1px solid #1b2130; }
.steps .micro { color: #5f6880; font-size: 11px; padding-top: 6px; transition: color .3s; }
.st-body b { display: block; font-size: 21px; font-weight: 400; color: #8e97ac; transition: color .3s; }
.st-body em { display: block; font-style: normal; color: var(--mute); font-size: 15px; line-height: 1.55; max-height: 0; opacity: 0; overflow: hidden; transition: max-height .5s var(--ease), opacity .5s, margin .5s; }
.steps button[aria-selected="true"] .st-body b { color: #fff; }
.steps button[aria-selected="true"] .micro { color: var(--ice); }
.steps button[aria-selected="true"] .st-body em { max-height: 90px; opacity: 1; margin-top: 10px; }
.st-bar { position: absolute; left: 0; top: -1px; height: 1px; width: 0; background: linear-gradient(90deg, var(--blue), var(--ice)); box-shadow: 0 0 10px var(--blue); }
.steps button[aria-selected="true"] .st-bar { animation: stbar var(--step-ms, 6000ms) linear forwards; }
.flow.paused .steps button[aria-selected="true"] .st-bar { animation-play-state: paused; }
@keyframes stbar { to { width: 100%; } }

.console { overflow: hidden; box-shadow: 0 30px 80px rgba(0, 0, 0, .5), 0 0 60px rgba(79, 131, 255, .08); }
.con-chrome { display: flex; align-items: center; gap: 16px; padding: 14px 18px; border-bottom: 1px solid #1b2232; background: rgba(5, 8, 13, .6); }
.dots { display: flex; gap: 6px; }
.dots i { width: 9px; height: 9px; border-radius: 50%; background: #262e40; }
.con-url { flex: 1; font-size: 10.5px; color: #8b93a8; letter-spacing: .1em; text-transform: none; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.con-live { display: flex; align-items: center; gap: 8px; font-size: 10px; color: var(--green); }
.con-body { position: relative; min-height: 330px; padding: 24px; }
.pane { position: absolute; inset: 24px; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .45s var(--ease), transform .45s var(--ease), visibility 0s .45s; }
.pane.is-active { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.kpis, .terms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.kpis div, .terms div { padding: 14px 16px; border-radius: 14px; background: #0a0e17; border: 1px solid #1c2333; }
.kpis > div > span, .terms > div > span { display: block; font-size: 9.5px; color: #78819a; letter-spacing: .14em; }
.kpis b { display: block; margin-top: 10px; font-size: 26px; font-weight: 300; font-variant-numeric: tabular-nums; }
.terms b { display: block; margin-top: 10px; font-size: 15px; font-weight: 400; }
.spark-wrap { margin-top: 14px; padding: 14px 16px 10px; border-radius: 14px; background: #0a0e17; border: 1px solid #1c2333; }
.spark-wrap .micro { font-size: 9.5px; color: #78819a; letter-spacing: .14em; }
.spark { display: block; width: 100%; height: 110px; margin-top: 8px; }
.spark-line { fill: none; stroke: var(--ice2); stroke-width: 1.6; vector-effect: non-scaling-stroke; filter: drop-shadow(0 0 4px rgba(79, 131, 255, .8)); }
.spark-area { fill: url(#sparkFill); fill: rgba(79, 131, 255, .12); }
.link-row { display: grid; grid-template-columns: 90px 1fr 46px; gap: 14px; align-items: center; padding: 14px 0; border-bottom: 1px solid #161c29; }
.link-row .micro { font-size: 10px; color: #78819a; }
.link-row b { font-weight: 400; text-align: right; }
.meter { height: 6px; border-radius: 99px; background: #121827; overflow: hidden; }
.meter i { display: block; height: 100%; width: calc(var(--v) * 100%); border-radius: inherit; background: linear-gradient(90deg, #2c58c9, var(--ice)); box-shadow: 0 0 12px rgba(79, 131, 255, .7); transition: width .8s var(--ease); }
.load { display: flex; justify-content: space-between; align-items: baseline; margin-top: 20px; }
.load .micro { font-size: 10px; color: #78819a; }
.load b { font-size: 34px; font-weight: 200; }
.site-list { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; font-size: 10.5px; color: #c5cde0; }
.site-list li { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 10px; background: #0a0e17; border: 1px solid #1c2333; }
.site-list li span { margin-left: auto; color: var(--green); }
.site-list i.ok { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 8px var(--green); }
.timeline { list-style: none; margin: 0; padding: 0 0 0 22px; position: relative; display: grid; gap: 18px; }
.timeline::before { content: ""; position: absolute; left: 4px; top: 6px; bottom: 6px; width: 1px; background: linear-gradient(var(--ice2), #1c2333); }
.timeline li { position: relative; display: grid; grid-template-columns: 56px 1fr; column-gap: 12px; }
.timeline li::before { content: ""; position: absolute; left: -22px; top: 4px; width: 9px; height: 9px; border-radius: 50%; background: #0a0e17; border: 1.5px solid var(--ice2); }
.timeline li.done::before { background: var(--green); border-color: var(--green); box-shadow: 0 0 10px var(--green); }
.timeline .micro { font-size: 10px; color: #78819a; grid-row: span 2; padding-top: 2px; }
.timeline b { font-weight: 400; font-size: 16px; }
.timeline em { font-style: normal; color: var(--mute); font-size: 13.5px; margin-top: 3px; }
.pane-note { position: absolute; right: 0; bottom: 0; font-size: 9px; color: #4b5368; }
.bw-label { display: flex; justify-content: space-between; font-size: 10.5px; color: #78819a; }
.bw-label b { color: #fff; font-size: 13px; letter-spacing: .1em; }
#bw { width: 100%; margin: 26px 0 10px; -webkit-appearance: none; appearance: none; height: 6px; border-radius: 99px; background: linear-gradient(90deg, var(--blue) var(--fill, 25%), #151b2a var(--fill, 25%)); outline-offset: 8px; }
#bw::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: #e9efff; border: 4px solid var(--blue); box-shadow: 0 0 16px rgba(79, 131, 255, .9); cursor: grab; }
#bw::-moz-range-thumb { width: 16px; height: 16px; border-radius: 50%; background: #e9efff; border: 4px solid var(--blue); box-shadow: 0 0 16px rgba(79, 131, 255, .9); cursor: grab; }
.bw-ticks { display: flex; justify-content: space-between; font-size: 9.5px; color: #5f6880; margin-bottom: 28px; }

/* faq */
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(30px, 5vw, 80px); align-items: start; }
.faq .sec-head { position: sticky; top: 150px; }
.faq-list { display: grid; gap: 10px; }
.faq-list details { border-radius: 18px; transition: border-color .3s; }
.faq-list details[open] { border-color: #2e3b5c; }
.faq-list summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 40px 1fr 22px; align-items: center; gap: 8px; padding: 22px 24px; font-size: 18px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .micro { color: #5f6880; font-size: 11px; }
.faq-list summary i { position: relative; width: 22px; height: 22px; border-radius: 50%; border: 1px solid #2f3850; }
.faq-list summary i::before, .faq-list summary i::after { content: ""; position: absolute; left: 50%; top: 50%; width: 9px; height: 1.5px; background: #cbd5ee; transform: translate(-50%, -50%); transition: transform .35s var(--ease); }
.faq-list summary i::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-list details[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.faq-list details[open] summary i { border-color: var(--ice2); box-shadow: 0 0 12px rgba(79, 131, 255, .4); }
.faq-list details p { padding: 0 24px 24px 72px; color: var(--mute); line-height: 1.65; font-size: 15.5px; }

/* cta */
.cta { position: relative; isolation: isolate; text-align: center; min-height: 100vh; padding: clamp(120px, 16vh, 180px) 24px clamp(260px, 34vw, 480px); display: flex; flex-direction: column; align-items: center; overflow: hidden; }
.cta-city { position: absolute; inset: auto 0 0 0; z-index: -2; pointer-events: none; }
.cta-city img { display: block; width: 100%; height: clamp(320px, 46vw, 720px); object-fit: cover; object-position: 50% 70%; opacity: .9;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 38%, #000 82%, transparent 100%); mask-image: linear-gradient(to bottom, transparent 0%, #000 38%, #000 82%, transparent 100%); }
.cta-city::after { content: ""; position: absolute; inset: 0; background: radial-gradient(70% 60% at 50% 100%, transparent, rgba(4, 6, 11, .55)); }
.cta-glow { position: absolute; left: 50%; top: 0; width: min(900px, 120vw); height: 100%; transform: translateX(-50%); background: radial-gradient(40% 70% at 50% 0%, rgba(110, 155, 255, .35), transparent 70%), radial-gradient(60% 40% at 50% 100%, rgba(79, 131, 255, .18), transparent 70%); pointer-events: none; z-index: -1; }
.cta-title { margin-top: 30px; font-size: clamp(40px, 5.4vw, 92px); }
.cta p { margin-top: 26px; max-width: 620px; color: var(--mute); font-size: 17px; line-height: 1.6; }
.cta-actions { margin-top: 40px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }

/* footer */
.site-footer { border-top: 1px solid #141a26; background: rgba(3, 5, 9, .92); padding: 60px var(--pad-x) 30px; }
.foot-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.foot-grid > div p { margin-top: 18px; color: var(--mute); max-width: 340px; line-height: 1.6; font-size: 15px; }
.foot-grid nav, .foot-grid address { display: grid; gap: 12px; align-content: start; font-style: normal; font-size: 15px; }
.foot-grid .micro { color: #5f6880; font-size: 11px; margin-bottom: 4px; }
.foot-grid nav a, .foot-grid address a, .foot-grid address span { color: #aab2c4; transition: color .3s; }
.foot-grid a:hover { color: #fff; }
.foot-base { max-width: var(--max); margin: 50px auto 0; padding-top: 24px; border-top: 1px solid #121824; display: flex; justify-content: space-between; color: #4f576c; font-size: 10.5px; }

/* ---------------- responsive ---------------- */
@media (max-width: 1100px) {
  .hero-stats { position: static; transform: none; grid-template-columns: repeat(4, 1fr); margin-top: 44px; }
  .hero { flex-direction: column; align-items: flex-start; justify-content: center; }
  .stat { width: auto; }
  .scroll-hint { display: none; }
  #crumbs { display: none; }
}
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav-inner { height: 72px; }
  .problem-grid, .pillars, .feature-grid { grid-template-columns: 1fr; }
  .pillar { min-height: 260px; }
  .topo, .flow, .faq { grid-template-columns: 1fr; }
  .faq .sec-head { position: static; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 900px) and (orientation: portrait) {
  .hero { padding-top: 46svh; }
}
@media (max-width: 600px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); width: 100%; }
  .hero-actions { gap: 20px; }
  .glow-pill { padding: 0 28px; }
  .con-body { min-height: 400px; padding: 18px; }
  .pane { inset: 18px; }
  .kpis, .terms { grid-template-columns: 1fr 1fr; }
  .kpis div:last-child, .terms div:last-child { grid-column: 1 / -1; }
  .faq-list details p { padding-left: 24px; }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-base { flex-direction: column; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  #grain { display: none; }
}