/* Ziplut — the PDF's system, pushed further: black ground, white/grey ink,
   hairline rules, one blue for data, red only as the brand accent.
   Type: Geist (text/display), Geist Mono (numbers, labels), Instrument Serif
   italic for one accent word per headline. */
:root {
  --bg: #000;
  --panel: #0c0c0d;
  --ink: #fff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #232322;
  --baseline: #383835;
  --blue: #3987e5;
  --blue-dim: #1c5cab;
  --accent: #e31937;
  --radius: 18px;
  --max: 1240px;
  --sans: "Geist", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.5; letter-spacing: -.005em;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -.01em; }
.mono { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.dim { color: var(--muted); }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 32px; }
.eyebrow {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

h1, h2 { font-weight: 400; letter-spacing: -.045em; margin: 0; }
h1 { font-size: clamp(52px, 8.4vw, 132px); line-height: .92; margin: 26px 0 30px; }
h2 { font-size: clamp(40px, 5.6vw, 84px); line-height: .96; margin: 18px 0 64px; }
h1 em, h2 em { letter-spacing: -.02em; }
h1 em { color: #fff; }

/* ---------- nav ---------- */
nav { position: sticky; top: 0; z-index: 20; background: rgba(0,0,0,.6); backdrop-filter: saturate(140%) blur(16px); border-bottom: 1px solid var(--grid); }
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; font-size: 19px; letter-spacing: -.04em; }
.wordmark .mark { width: 18px; height: 18px; border-radius: 50%; background: conic-gradient(from 200deg, #1f40f2, #7333d9, #cc268c, #ff1a1a, #1f40f2); box-shadow: 0 0 18px rgba(57,135,229,.5); }
nav ul { display: flex; gap: 34px; list-style: none; margin: 0; padding: 0; font-size: 14px; color: var(--ink-2); }
nav ul a { transition: color .15s; } nav ul a:hover { color: var(--ink); }

.btn {
  display: inline-flex; align-items: center; gap: 8px; position: relative; overflow: hidden;
  border-radius: 999px; padding: 13px 24px; font-size: 14px; font-weight: 500; letter-spacing: -.01em;
  border: 1px solid rgba(255,255,255,.22); color: var(--ink); transition: border-color .15s, background .15s, transform .15s; cursor: pointer; background: transparent; font-family: var(--sans);
}
.btn:hover { border-color: var(--ink); }
.btn:active { transform: scale(.98); }
.btn.solid { background: var(--ink); color: #000; border-color: var(--ink); }
.btn.solid::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, transparent 30%, rgba(57,135,229,.35) 50%, transparent 70%); transform: translateX(-120%); }
.btn.solid:hover::after { transform: translateX(120%); transition: transform .8s ease; }
.btn.small { padding: 9px 18px; font-size: 13px; }
.btn.big { padding: 20px 38px; font-size: 18px; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 110px 0 40px; overflow: hidden; }
.glow { position: absolute; pointer-events: none; inset: -20% -10% auto; height: 900px;
  background: radial-gradient(40% 50% at 70% 40%, rgba(57,135,229,.22), transparent 70%), radial-gradient(30% 35% at 30% 60%, rgba(204,38,140,.14), transparent 70%); filter: blur(10px); }
.hero-copy { position: relative; }
.lede { color: var(--ink-2); font-size: 21px; line-height: 1.45; max-width: 560px; margin: 0 0 38px; letter-spacing: -.015em; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }

.stage { position: relative; margin-top: 40px; }
.field { width: 100%; height: auto; display: block; overflow: visible; }
.field .callout .k { font: 500 11px var(--mono); letter-spacing: .1em; fill: var(--muted); }
.field .callout .v { font: 400 30px var(--sans); letter-spacing: -.04em; fill: #fff; }
.field .heatblob { transform-box: fill-box; transform-origin: center; animation: breathe 5s ease-in-out infinite; mix-blend-mode: screen; }
.field .b2 { animation-delay: -2.4s; }
@keyframes breathe { 0%, 100% { opacity: .75; transform: scale(.92); } 50% { opacity: 1; transform: scale(1.06); } }
.field .p.dim { opacity: .55; }
.field .c { mix-blend-mode: screen; }

.card {
  position: absolute; right: 32px; bottom: -8px; width: min(360px, 42%);
  background: rgba(12,12,13,.82); backdrop-filter: blur(18px); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius); padding: 22px 22px 20px; box-shadow: 0 30px 80px rgba(0,0,0,.6);
}
.card-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 18px; }
.card-head .t { font-weight: 500; font-size: 14px; letter-spacing: -.01em; }
.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.tile { border-top: 1px solid var(--baseline); padding-top: 10px; }
.tile.hl { border-top: 2px solid var(--blue); padding-top: 9px; }
.tile .v { font-family: var(--mono); font-size: 28px; font-weight: 400; letter-spacing: -.04em; line-height: 1.1; }
.tile .l { font-size: 11px; color: var(--muted); margin-top: 4px; }
.bars { display: grid; gap: 12px; }
.bar .row { display: flex; justify-content: space-between; font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.bar .val { font-family: var(--mono); color: var(--ink); font-size: 12px; }
.bar.top .row > span:first-child { color: var(--ink); }
.bar .rail { height: 6px; border-radius: 999px; background: var(--grid); overflow: hidden; }
.bar .fill { height: 100%; width: 0; border-radius: 0 999px 999px 0; background: var(--blue-dim); transition: width 1.2s var(--ease); transition-delay: calc(var(--d, 0ms) + 300ms); }
.bar.top .fill { background: var(--blue); box-shadow: 0 0 14px rgba(57,135,229,.6); }

/* ---------- marquee: a data ticker ---------- */
.marquee { position: relative; border-top: 1px solid var(--grid); border-bottom: 1px solid var(--grid); overflow: hidden; margin-top: 70px;
  background: radial-gradient(60% 120% at 50% 50%, rgba(57,135,229,.07), transparent 70%); }
.m-row { overflow: hidden; }
.m-row.big { padding: 34px 0 18px; }
.m-row.small { padding: 14px 0 20px; border-top: 1px solid var(--grid); }
.track { display: flex; align-items: center; width: max-content; animation: slide 46s linear infinite; }
.track.rev { animation: slide 38s linear infinite reverse; }
@keyframes slide { to { transform: translateX(-50%); } }
.m-item { display: inline-flex; align-items: baseline; gap: 22px; padding: 0 36px; }
.m-word { font-size: clamp(56px, 7.6vw, 112px); font-weight: 500; letter-spacing: -.055em; line-height: 1; white-space: nowrap; color: #fff; }
.m-val { font: 400 clamp(20px, 2.2vw, 30px) var(--mono); letter-spacing: -.04em; color: var(--blue); white-space: nowrap; }
.m-sep { width: 10px; height: 10px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 0 rgba(57,135,229,.6); animation: ping 2.2s ease-out infinite; flex-shrink: 0; }
@keyframes ping { 0% { box-shadow: 0 0 0 0 rgba(57,135,229,.55); } 80%, 100% { box-shadow: 0 0 0 14px rgba(57,135,229,0); } }
.m-row.small span { font: 500 12px var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); white-space: nowrap; padding: 0 26px; }
.m-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.m-fade { position: absolute; top: 0; bottom: 0; width: 14vw; pointer-events: none; z-index: 1; }
.m-fade.l { left: 0; background: linear-gradient(90deg, #000, transparent); }
.m-fade.r { right: 0; background: linear-gradient(-90deg, #000, transparent); }

/* ---------- sections ---------- */
section.block { padding: 150px 0; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step { position: relative; padding: 30px 28px 34px; border: 1px solid var(--grid); border-radius: var(--radius); background: linear-gradient(180deg, var(--panel), transparent); }
.step::before { content: ""; position: absolute; top: -1px; left: 28px; width: 0; height: 2px; background: var(--blue); transition: width .9s var(--ease); transition-delay: calc(var(--d, 0ms) + 200ms); }
.step.in::before { width: 56px; }
.step .num { font-family: var(--mono); font-size: 13px; color: var(--accent); margin-bottom: 64px; }
.step h3 { font-weight: 500; font-size: 26px; letter-spacing: -.035em; margin: 0 0 8px; }
.step p { color: var(--ink-2); margin: 0; font-size: 15.5px; }

/* 3D full bleed */
.scene-sec { padding: 0 0 20px; }
.scene3d { position: relative; width: 100%; height: min(78vh, 56.25vw); min-height: 420px; overflow: hidden; background: #000; cursor: grab; touch-action: pan-y; border-top: 1px solid var(--grid); border-bottom: 1px solid var(--grid); }
.scene3d.grabbing { cursor: grabbing; }
.scene3d .fallback { width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.scene3d canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; transition: opacity .8s; }
.scene3d.live canvas { opacity: 1; }
.scene3d.live .fallback { visibility: hidden; }
.scene3d::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(0,0,0,.55), transparent 28%, transparent 70%, rgba(0,0,0,.7)); }
.scene-copy { position: absolute; left: max(32px, calc((100vw - var(--max)) / 2 + 32px)); top: 48px; z-index: 2; pointer-events: none; }
.scene-copy h2 { margin: 14px 0 0; }
.scene-ui { position: absolute; right: max(32px, calc((100vw - var(--max)) / 2 + 32px)); bottom: 32px; z-index: 2; display: flex; gap: 18px; align-items: center; }
.scene-hint { position: absolute; left: max(32px, calc((100vw - var(--max)) / 2 + 32px)); bottom: 36px; z-index: 2; pointer-events: none; }
.heat-toggle { background: rgba(0,0,0,.5); backdrop-filter: blur(8px); animation: fadein .6s ease; }
.heat-toggle[hidden] { display: none; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } }
.legend { display: flex; align-items: center; gap: 10px; font: 500 10.5px var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.legend .ramp { width: 150px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, #1f40f2, #7333d9, #cc268c, #ff1a1a); }

.scene-load { position: absolute; inset: 0; z-index: 4; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background: rgba(0,0,0,.72); backdrop-filter: blur(8px); opacity: 0; pointer-events: none; transition: opacity .5s ease; }
.scene3d.loading .scene-load { opacity: 1; }
.scene-load span { font: 500 11px var(--mono); letter-spacing: .32em; text-transform: uppercase; color: var(--ink-2); animation: pulse 1.6s ease-in-out infinite; }
.scene-load .pbar { width: 200px; height: 2px; background: var(--grid); border-radius: 2px; overflow: hidden; }
.scene-load .pbar i { display: block; height: 100%; width: 0; background: var(--blue); box-shadow: 0 0 10px var(--blue); }
.scene-load em { font: 400 12px var(--mono); color: var(--muted); font-variant-numeric: tabular-nums; }
@keyframes pulse { 50% { opacity: .45; } }

/* metrics */
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--grid); border: 1px solid var(--grid); border-radius: var(--radius); overflow: hidden; }
.metric { background: var(--bg); padding: 34px 30px 36px; transition: background .25s; }
.metric:hover { background: var(--panel); }
.metric .glyph { width: 120px; height: 48px; display: block; margin-bottom: 40px; overflow: visible; transition: transform .4s var(--ease); }
.metric:hover .glyph { transform: translateX(6px); }
.glyph .gv { font: 400 22px var(--mono); letter-spacing: -.04em; fill: #fff; }
.metric h4 { font-weight: 500; font-size: 26px; letter-spacing: -.035em; margin: 0 0 6px; }
.metric p { margin: 0; color: var(--ink-2); font-size: 15px; }

/* proof */
.proof-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
figure { margin: 0; }
.frame.tall { aspect-ratio: 4 / 5; border: 1px solid var(--grid); border-radius: var(--radius); overflow: hidden; }
.frame.tall img { width: 100%; height: 100%; object-fit: cover; }
figcaption { margin-top: 14px; }
.bignums { display: grid; gap: 8px; }
.bignum { border-top: 1px solid var(--grid); padding: 22px 0 18px; display: flex; align-items: baseline; justify-content: space-between; gap: 24px; }
.bignum .v { font-family: var(--sans); font-size: clamp(96px, 12vw, 184px); line-height: .85; letter-spacing: -.07em; font-weight: 300; font-variant-numeric: tabular-nums; }
.bignum .v small { font-size: .38em; letter-spacing: -.02em; margin-left: 6px; color: var(--muted); }
.bignum .l { font-size: 18px; color: var(--ink-2); letter-spacing: -.02em; text-align: right; }

/* privacy */
.privacy { display: grid; grid-template-columns: 1.3fr 1fr; gap: 64px; align-items: end; }
.privacy h2 { margin: 0; }
.checks { list-style: none; margin: 0; padding: 0; }
.checks li { display: flex; align-items: center; gap: 16px; padding: 20px 0; border-top: 1px solid var(--grid); font-size: 19px; letter-spacing: -.02em; }
.checks li:last-child { border-bottom: 1px solid var(--grid); }
.checks .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 12px var(--blue); flex-shrink: 0; }

/* final */
.final { position: relative; padding: 170px 0 150px; text-align: center; border-top: 1px solid var(--grid); overflow: hidden; }
.final .glow { inset: 10% -10% auto; height: 600px; background: radial-gradient(40% 55% at 50% 50%, rgba(57,135,229,.25), transparent 70%); }
h2.huge { font-size: clamp(52px, 9vw, 150px); line-height: .9; max-width: 1100px; margin: 0 auto 48px; position: relative; }
.final .cta { justify-content: center; position: relative; }

footer { border-top: 1px solid var(--grid); padding: 30px 0 44px; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }

/* ---------- motion ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s ease, transform .9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
h1.words .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
h1.words .w > span { display: inline-block; transform: translateY(110%); transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 70ms + 120ms); }
body.ready h1.words .w > span { transform: none; }
.hero .lede, .hero .cta, .hero-copy .eyebrow { opacity: 0; transform: translateY(12px); transition: opacity .8s ease .7s, transform .8s var(--ease) .7s; }
.hero .cta { transition-delay: .85s; }
body.ready .hero .lede, body.ready .hero .cta, body.ready .hero-copy .eyebrow { opacity: 1; transform: none; }
.hero-copy .eyebrow { transition-delay: 0s; }
.stage { opacity: 0; transform: translateY(30px) scale(.985); transition: opacity 1.2s ease 1s, transform 1.4s var(--ease) 1s; }
body.ready .stage { opacity: 1; transform: none; }
.metrics .metric, .checks li, .tiles .tile, .bignums .bignum { transition-delay: var(--d, 0ms); }
.metrics .metric { opacity: 0; transform: translateY(14px); transition: opacity .7s ease, transform .7s var(--ease), background .25s; transition-delay: var(--d, 0ms); }
.metrics.in .metric { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; }
  .reveal, .metrics .metric, h1.words .w > span, .hero .lede, .hero .cta, .hero-copy .eyebrow, .stage { opacity: 1 !important; transform: none !important; transition: none !important; }
  .step::before { width: 56px; transition: none; }
  .marquee .track { transform: none; animation: none; }
}

@media (max-width: 960px) {
  nav ul { display: none; }
  .hero { padding-top: 72px; }
  .card { position: relative; right: auto; bottom: auto; width: 100%; margin-top: -40px; }
  .steps, .proof-grid, .privacy { grid-template-columns: 1fr; gap: 20px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  section.block { padding: 100px 0; }
  .scene-copy { top: 28px; }
  .scene-hint { display: none; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 20px; }
  .metrics { grid-template-columns: 1fr; }
  .lede { font-size: 18px; }
  .scene-ui .legend { display: none; }
  .bignum .l { font-size: 15px; }
}

/* ---------- dust mark + orb ---------- */
canvas.mark { width: 26px; height: 26px; display: block; }
.wordmark { gap: 8px; }
.hero .glow { opacity: .6; }

/* ---------- product window (replay) ---------- */
.stage { margin-top: 72px; }
.window { border: 1px solid rgba(255,255,255,.1); border-radius: 22px; overflow: hidden; background: #070708;
  box-shadow: 0 40px 120px rgba(0,0,0,.7), 0 0 0 1px rgba(255,255,255,.02) inset, 0 -30px 120px rgba(57,135,229,.08); }
.win-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 20px; border-bottom: 1px solid rgba(255,255,255,.07); background: rgba(255,255,255,.02); }
.win-title { display: flex; align-items: center; gap: 10px; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); animation: pulse 1.4s ease-in-out infinite; }
.win-stats { display: flex; gap: 26px; }
.win-stats b { color: var(--ink); font-weight: 500; margin-left: 8px; font-variant-numeric: tabular-nums; text-transform: none; letter-spacing: 0; }
.win-body { position: relative; aspect-ratio: 16 / 9; background: #000; }
.win-body video, .win-body canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.win-body video { object-fit: cover; filter: saturate(.75) brightness(.8) contrast(1.05); }
.win-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 12px 20px; border-top: 1px solid rgba(255,255,255,.07); }
.win-foot .legend .ramp { width: 90px; }
@media (max-width: 760px) { .win-stats span:nth-child(3) { display: none; } .win-foot .legend { display: none; } }

/* hero: copy left, report card right over the orb; live field full width below */
.hero-copy { display: grid; grid-template-columns: 1.35fr .65fr; gap: 48px; align-items: end; }
.hero-copy .card { position: relative; right: auto; bottom: auto; width: 100%; opacity: 0; transform: translateY(16px); transition: opacity 1s ease 1.1s, transform 1s var(--ease) 1.1s; }
body.ready .hero-copy .card { opacity: 1; transform: none; }
.stage { margin-top: 64px; }
@media (max-width: 960px) { .hero-copy { grid-template-columns: 1fr; } .hero-copy .card { margin-top: 20px; } }
.mark.dot { width: 18px; height: 18px; border-radius: 50%; background: conic-gradient(from 200deg, #1f40f2, #7333d9, #cc268c, #ff1a1a, #1f40f2); }

/* ---------- 3D ↔ camera compare ---------- */
.cmp { position: absolute; inset: 0; z-index: 1; --x: 100%; pointer-events: none; }
.cmp[hidden] { display: none; }
.cmp video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; clip-path: inset(0 0 0 var(--x)); }
.cmp-handle { position: absolute; top: 0; bottom: 0; left: var(--x); width: 44px; margin-left: -22px; cursor: ew-resize; pointer-events: auto; touch-action: none; z-index: 3; }
.cmp-handle::before { content: ""; position: absolute; left: 21px; top: 0; bottom: 0; width: 2px; background: #fff; box-shadow: 0 0 18px rgba(57,135,229,.9), 0 0 2px #000; }
.cmp-knob { position: absolute; left: 50%; top: 50%; width: 44px; height: 44px; margin: -22px 0 0 -22px; border-radius: 50%; background: #fff; display: grid; place-items: center; box-shadow: 0 8px 30px rgba(0,0,0,.5); transition: transform .2s var(--ease); }
.cmp-handle:hover .cmp-knob, .cmp-handle:focus-visible .cmp-knob { transform: scale(1.1); }
.cmp-handle:focus-visible { outline: none; }
.cmp-tag { position: absolute; top: 50%; transform: translateY(-50%); padding: 7px 12px; border-radius: 999px; background: rgba(0,0,0,.55); backdrop-filter: blur(8px); color: var(--ink); white-space: nowrap; transition: opacity .3s; }
.cmp-tag.left { right: calc(100% - var(--x) + 36px); }
.cmp-tag.right { left: calc(var(--x) + 36px); }

/* language switch */
.nav-right { display: flex; align-items: center; gap: 14px; }
.lang { display: inline-flex; padding: 3px; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; }
.lang button { background: none; border: 0; color: var(--muted); font: 500 11px var(--mono); letter-spacing: .08em; padding: 6px 10px; border-radius: 999px; cursor: pointer; transition: color .15s, background .15s; }
.lang button:hover { color: var(--ink); }
.lang button.on { background: rgba(255,255,255,.12); color: var(--ink); }

/* header: logo +20%, tighter wordmark, crisper nav type */
nav .wrap { height: 72px; }
.wordmark { gap: 10px; font-size: 23px; font-weight: 600; letter-spacing: -.055em; line-height: 1; }
canvas.mark { width: 31px; height: 31px; }
.mark.dot { width: 22px; height: 22px; }
nav ul { gap: 36px; font-size: 14.5px; font-weight: 500; letter-spacing: -.01em; color: #d6d5cd; }
nav ul a { position: relative; padding: 6px 0; }
nav ul a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: #fff; transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
nav ul a:hover::after { transform: scaleX(1); }
nav .btn.small { font-size: 13.5px; padding: 10px 18px; }

/* ---------- floor plan section ---------- */
.proof-grid { grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.proof-copy h2 { margin: 16px 0 20px; }
.proof-lede { color: var(--ink-2); font-size: 18px; line-height: 1.55; max-width: 480px; margin: 0 0 40px; }
.facts { display: grid; gap: 0; border-top: 1px solid var(--grid); }
.fact { display: grid; grid-template-columns: 150px 1fr; gap: 24px; align-items: center; padding: 22px 0; border-bottom: 1px solid var(--grid); }
.fact .v { font-size: 64px; font-weight: 300; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.fact .v small { font-size: .4em; color: var(--muted); margin-left: 4px; letter-spacing: 0; }
.fact b { display: block; font-weight: 500; font-size: 17px; letter-spacing: -.015em; margin-bottom: 4px; }
.fact span { color: var(--muted); font-size: 14.5px; }
.plan-frame { position: relative; border-radius: 22px; overflow: hidden; border: 1px solid rgba(255,255,255,.08); background: #080707;
  box-shadow: 0 40px 100px rgba(0,0,0,.6), 0 0 80px rgba(115,51,217,.08); }
.plan-frame img { width: 100%; display: block; }
.plan-cam { position: absolute; left: 76px; top: 13px; color: var(--ink-2); text-transform: uppercase; letter-spacing: .1em; font-size: 10.5px; }
.plan-legend { position: absolute; left: 18px; right: 18px; bottom: 16px; display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; border-radius: 999px; background: rgba(0,0,0,.55); backdrop-filter: blur(10px); }
.plan-legend .legend { margin: 0; }
.plan figcaption { margin-top: 14px; }
@media (max-width: 960px) { .proof-grid { grid-template-columns: 1fr; gap: 40px; } .fact { grid-template-columns: 110px 1fr; } .fact .v { font-size: 48px; } }

/* 3D ↔ camera section: full screen height */
.scene3d { height: calc(100svh - 72px); min-height: 560px; max-height: 1100px; }

/* ---------- analysis charts (same rules as the PDF) ---------- */
.an-sub { color: var(--ink-2); font-size: 18px; margin: -40px 0 44px; max-width: 560px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 20px; }
.kpi { border-top: 1px solid var(--baseline); padding-top: 16px; }
.kpi.hl { border-top: 2px solid var(--blue); padding-top: 15px; }
.kpi .v { font-size: 52px; font-weight: 300; letter-spacing: -.05em; line-height: 1; font-variant-numeric: tabular-nums; }
.kpi .v small { font-size: .42em; color: var(--muted); letter-spacing: 0; }
.kpi .l { margin-top: 10px; font-weight: 500; font-size: 15px; }
.kpi .s { color: var(--muted); font-size: 13px; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 28px; }
.chart { background: var(--panel); border: 1px solid var(--grid); border-radius: 18px; padding: 24px 24px 20px; }
.chart.wide { grid-column: 1 / -1; }
.ch-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 18px; }
.ch-head b { font-weight: 500; font-size: 15px; letter-spacing: -.01em; }
.ch-head span { font: 400 11px var(--mono); color: var(--muted); text-align: right; }
.hb { padding: 7px 0; cursor: default; }
.hb-row { display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; color: var(--ink-2); margin-bottom: 7px; }
.hb.top .hb-name { color: var(--ink); }
.hb-note { font: 400 11px var(--mono); color: var(--muted); white-space: nowrap; }
.hb-line { display: flex; align-items: center; gap: 12px; }
.hb-rail { flex: 1; height: 7px; border-radius: 999px; overflow: hidden; }
.hb-rail.bg { background: #1c1c1e; }
.hb-rail i { display: block; height: 100%; width: 0; border-radius: 0 999px 999px 0; background: var(--blue-dim); transition: width 1.1s var(--ease); }
.hb.top .hb-rail i { background: var(--blue); box-shadow: 0 0 12px rgba(57,135,229,.5); }
.charts-root.drawn .hb-rail i { width: var(--w); }
.hb:hover .hb-rail i { filter: brightness(1.25); }
.hb-line b { width: 52px; text-align: right; font: 500 13px var(--mono); }
.cols { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; align-items: end; height: 220px; padding: 0 12px; border-bottom: 1px solid var(--baseline); }
.col { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 8px; position: relative; }
.col b { font: 500 14px var(--mono); }
.col-bar { width: min(44px, 60%); height: calc(100% - 50px); display: flex; align-items: flex-end; }
.col-bar i { display: block; width: 100%; height: 0; background: var(--blue-dim); border-radius: 999px 999px 0 0; transition: height 1.1s var(--ease); }
.col.top .col-bar i { background: var(--blue); box-shadow: 0 0 14px rgba(57,135,229,.5); }
.charts-root.drawn .col-bar i { height: var(--h); }
.col span { position: absolute; bottom: -26px; font: 400 11px var(--mono); color: var(--muted); white-space: nowrap; }
.chart.wide { padding-bottom: 44px; }
.chart-tip { position: fixed; z-index: 50; pointer-events: none; opacity: 0; transition: opacity .12s; padding: 10px 12px; border-radius: 10px;
  background: rgba(20,20,22,.95); border: 1px solid rgba(255,255,255,.12); font-size: 12.5px; line-height: 1.5; color: var(--ink-2); max-width: 260px; }
.chart-tip b { color: var(--ink); font-weight: 500; }
@media (max-width: 960px) { .kpis { grid-template-columns: repeat(2, 1fr); } .charts { grid-template-columns: 1fr; } .an-sub { margin-top: -30px; } }

/* ---------- violet splashes + arrow chips ---------- */
:root { --violet: #8b5cf6; --violet-2: #b18cff; }
::selection { background: rgba(139,92,246,.45); color: #fff; }
h1 em, .final h2 em {
  background: linear-gradient(100deg, #fff 0%, var(--violet-2) 45%, #6aa8f0 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em;
}
.hero .glow::after { content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(26% 32% at 88% 18%, rgba(139,92,246,.22), transparent 70%); }
.final .glow { background:
  radial-gradient(34% 50% at 42% 50%, rgba(57,135,229,.22), transparent 70%),
  radial-gradient(30% 45% at 60% 45%, rgba(139,92,246,.24), transparent 70%); }
.btn.solid::after { background: linear-gradient(100deg, transparent 30%, rgba(139,92,246,.32) 50%, transparent 70%); }
.btn:not(.solid):hover { border-color: var(--violet-2); box-shadow: 0 0 0 4px rgba(139,92,246,.12), 0 0 24px rgba(139,92,246,.18); }

.btn:has(.arr) { gap: 12px; padding-right: 7px; }
.btn.big:has(.arr) { gap: 16px; padding-right: 10px; }
.arr { position: relative; z-index: 1; flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; display: inline-grid; place-items: center; overflow: hidden;
  background: linear-gradient(135deg, var(--violet) 0%, #5b6cf0 55%, var(--blue) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 2px 10px rgba(139,92,246,.35); transition: transform .35s var(--ease), box-shadow .35s; }
.btn.big .arr { width: 40px; height: 40px; }
.btn.small .arr { width: 22px; height: 22px; }
.arr svg { grid-area: 1 / 1; width: 13px; height: 13px; fill: none; stroke: #fff; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; transition: transform .45s var(--ease); }
.btn.big .arr svg { width: 17px; height: 17px; }
.arr svg + svg { transform: translateX(-160%); }
.btn:hover .arr svg:first-child { transform: translateX(160%); }
.btn:hover .arr svg + svg { transform: none; }
.arr.ext svg + svg { transform: translate(-160%, 160%); }
.btn:hover .arr.ext svg:first-child { transform: translate(160%, -160%); }
.btn:hover .arr.ext svg + svg { transform: none; }
.btn:hover .arr { transform: rotate(0) scale(1.06); box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 4px 18px rgba(139,92,246,.55); }
@media (prefers-reduced-motion: reduce) { .arr svg, .arr { transition: none; } }
.fact .v span { font-size: inherit; color: inherit; }
.hero .glow::after { background: radial-gradient(28% 34% at 86% 20%, rgba(139,92,246,.34), transparent 70%); }