/* rackdesign.ai — landing page.
   Self-contained: tokens and helpers come from the design system (rd.css / components/bundle.css).
   Two layouts share this markup:
     html.slides      full-screen slides driven by landing.js (roomy viewports)
     html:not(.slides) a normal vertically scrolling page (small viewports, no JS) */

:root {
  --font-ui: Inter, system-ui, sans-serif;
  --font-code: ui-monospace, SFMono-Regular, Consolas, monospace;
  --icon-size: 20px;
  --focus: #9cc2ff;
  --ink: #f5f7fa;
  --ink2: rgba(245,247,250,.68);
  --ink3: rgba(245,247,250,.45);
  --line: rgba(255,255,255,.09);
  --org: #ff5a2b;
  --org2: #ff8a64;
  --cy: #46d4ff;
  --nav-h: 72px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { background: #05070b; scroll-behavior: smooth; scroll-padding-top: var(--nav-h); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #05070b; color: var(--ink); font: 400 14px/22px var(--font-ui); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
main:focus { outline: none; }
ul { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; }

.skip { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 16px; border-radius: 10px; background: #fff; color: #0b0e13; font: 600 14px/20px var(--font-ui); text-decoration: none; }
.skip:focus { top: 12px; }

.rd-icon { width: var(--icon-size); height: var(--icon-size); flex: none; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.rd-icon-sm { width: 14px; height: 14px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
@media (max-width: 960px) { .hide-md { display: none !important; } }
@media (max-width: 640px) { .hide-sm { display: none !important; } }

/* ---------- shared pieces ---------- */
.L { position: relative; background: #05070b; color: var(--ink); font-family: var(--font-ui); }
.wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 clamp(16px,4vw,48px); }
.nav-a { background: none; border: 0; cursor: pointer; padding: 6px 0; border-bottom: 2px solid transparent; color: var(--ink2); font: 500 14px/20px var(--font-ui); text-decoration: none; transition: color 120ms ease; }
.nav-a:hover { color: var(--ink); }
.nav-a.on { color: var(--ink); border-bottom-color: var(--org); }
.eb { display: inline-flex; align-items: center; gap: 10px; font: 600 12px/16px var(--font-code); letter-spacing: .16em; text-transform: uppercase; color: var(--org2); }
.eb::before { content: ""; width: 22px; height: 1px; background: var(--org2); }
.h1 { margin: 0; max-width: 680px; font: 700 clamp(44px,6vw,84px)/.98 var(--font-ui); letter-spacing: -.045em; }
.h2 { margin: 0; font: 650 clamp(34px,4.2vw,58px)/1.04 var(--font-ui); letter-spacing: -.035em; color: var(--ink); }
.grad { background: linear-gradient(100deg,#ffb199 0%,#ff5a2b 45%,#ff8a64 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { margin: 0; font: 400 18px/29px var(--font-ui); color: var(--ink2); max-width: 560px; }
.ink2 { color: var(--ink2); }
.glass { background: linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02)); border: 1px solid rgba(255,255,255,.10); box-shadow: inset 0 1px 0 rgba(255,255,255,.08),0 30px 80px rgba(0,0,0,.45); -webkit-backdrop-filter: blur(22px) saturate(160%); backdrop-filter: blur(22px) saturate(160%); border-radius: 24px; }
.btn-p { display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 26px; border: 0; border-radius: 14px; background: var(--org); color: #140a06; font: 650 15px/20px var(--font-ui); cursor: pointer; text-decoration: none; box-shadow: 0 12px 34px rgba(255,90,43,.38),inset 0 1px 0 rgba(255,255,255,.35); transition: filter 120ms ease; }
.btn-g { display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 0 22px; border-radius: 14px; border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.05); color: var(--ink); font: 600 15px/20px var(--font-ui); cursor: pointer; text-decoration: none; -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); transition: background-color 120ms ease; }
a.btn-p:hover { filter: brightness(1.08); }
a.btn-g:hover { background: rgba(255,255,255,.09); }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: 14px; }
.btn-sm-g { padding: 0 16px; }
span.btn-p, span.btn-g { cursor: default; }
.btn-store { min-height: 48px; }
.btn-store[aria-disabled="true"] { cursor: default; }
.btn-store[aria-disabled="true"]:hover { background: rgba(255,255,255,.05); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-row-c { justify-content: center; }
.grid-bg { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(70% 60% at 50% 50%,#000 30%,transparent 100%); mask-image: radial-gradient(70% 60% at 50% 50%,#000 30%,transparent 100%); }
.glow { position: absolute; inset: 0; pointer-events: none; }
.glow-how { background: radial-gradient(700px 400px at 15% 20%, rgba(255,90,43,.10), transparent 70%), radial-gradient(700px 500px at 90% 90%, rgba(70,212,255,.08), transparent 70%); }
.glow-ai { background: radial-gradient(800px 600px at 78% 50%, rgba(255,90,43,.14), transparent 65%); }
.glow-val { background: radial-gradient(520px 420px at 72% 52%, rgba(74,222,128,.10), transparent 70%); }
.glow-ar { background: radial-gradient(600px 600px at 70% 55%, rgba(70,212,255,.12), transparent 70%), radial-gradient(500px 400px at 72% 95%, rgba(255,90,43,.16), transparent 70%); }
.glow-cta { background: radial-gradient(900px 500px at 50% 40%, rgba(255,90,43,.18), transparent 65%); }
.m-live { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 4px rgba(74,222,128,.18); flex: none; }
.m-chip { display: inline-flex; align-items: center; height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.05); color: rgba(245,247,250,.75); font: 600 13px/18px var(--font-ui); white-space: nowrap; }
.sev { height: 22px; padding: 0 9px; border-radius: 999px; display: inline-flex; align-items: center; font: 700 11px/1 var(--font-ui); letter-spacing: .02em; white-space: nowrap; }
.sev-major { background: rgba(255,113,132,.15); color: #ff7184; }
.sev-warn { background: rgba(250,204,21,.14); color: #facc15; }
.sev-ok { background: rgba(74,222,128,.14); color: #4ade80; }
.sev-end { margin-left: auto; }

/* ---------- nav ---------- */
.hdr { position: fixed; left: 0; right: 0; top: 0; z-index: 10; background: rgba(5,7,11,.45); -webkit-backdrop-filter: blur(20px) saturate(160%); backdrop-filter: blur(20px) saturate(160%); border-bottom: 1px solid rgba(255,255,255,.07); }
.hdr-in { height: var(--nav-h); display: flex; align-items: center; gap: 36px; }
.brand { display: flex; flex: none; }
.brand img { height: 52px; width: auto; display: block; }
.main-nav { display: flex; gap: 28px; }
.sp { flex: 1; }

/* ---------- slides ---------- */
.slide { position: relative; padding-top: var(--nav-h); display: flex; flex-direction: column; justify-content: center; overflow: hidden; overflow: clip; }

/* scrolling page (default) */
html:not(.slides) .slide { padding-top: 72px; padding-bottom: 72px; }
html:not(.slides) .slide-hero { min-height: min(100vh, 900px); min-height: min(100svh, 900px); padding-top: var(--nav-h); padding-bottom: 0; }
html:not(.slides) .slide-cta { padding-bottom: 0; }
html:not(.slides) .slide-cta .cta-body { padding-bottom: 56px; }
html:not(.slides) .hero-body { padding-top: 84px; padding-bottom: 40px; }
html:not(.slides) .mode-toggle { top: calc(var(--nav-h) + 16px); }
html:not(.slides) .dots, html:not(.slides) .progress { display: none; }
html:not(.slides) .ring { stroke-dashoffset: 24.9; }

/* full-screen slides */
html.slides, html.slides body { height: 100%; overflow: hidden; scrollbar-width: none; }
html.slides ::-webkit-scrollbar { display: none; }
html.slides .L { height: 100vh; height: 100dvh; min-height: 680px; overflow: hidden; }
html.slides .track { height: 100%; transform: translateY(calc(var(--i, 0) * -100%)); transition: transform 1100ms cubic-bezier(.77,0,.18,1); will-change: transform; }
html.slides .slide { height: 100%; }
html.slides .rv { opacity: 0; transform: translateY(44px); filter: blur(8px); transition: opacity .8s ease,transform 1s cubic-bezier(.2,.8,.2,1),filter .8s ease; transition-delay: 0s; }
html.slides .is-active .rv { opacity: 1; transform: none; filter: none; transition-delay: var(--d,.45s); }
html.slides .pop { opacity: 0; transform: translateY(10px) scale(.98); transition: opacity .5s ease,transform .6s cubic-bezier(.2,.8,.2,1); }
html.slides .is-active .pop { opacity: 1; transform: none; transition-delay: var(--d,1s); }
.ring { stroke-dasharray: 276.5; stroke-dashoffset: 276.5; transition: stroke-dashoffset 1.6s cubic-bezier(.2,.8,.2,1); }
html.slides .is-active .ring { stroke-dashoffset: 24.9; transition-delay: .8s; }
html.slides .track.no-anim, html.slides .no-anim .rv, html.slides .no-anim .pop, html.slides .no-anim .ring { transition: none; }

/* ---------- 0 · hero ---------- */
.hero-3d { position: absolute; inset: 0; }
.hero-shade { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(5,7,11,.96) 0%, rgba(5,7,11,.82) 34%, rgba(5,7,11,.15) 62%, rgba(5,7,11,0) 100%), linear-gradient(0deg, rgba(5,7,11,.95) 0%, rgba(5,7,11,0) 28%); }
.hero-body { position: relative; flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 26px; pointer-events: none; }
.hero-body .cta-row { pointer-events: auto; }
.mode-toggle { position: absolute; right: clamp(16px, 4vw, 56px); top: 108px; display: flex; gap: 4px; padding: 5px; border-radius: 14px; }
.mode-btn { height: 34px; padding: 0 14px; border: 0; border-radius: 10px; font: 600 13px/18px var(--font-ui); cursor: pointer; background: transparent; color: rgba(245,247,250,.7); transition: background-color 120ms ease, color 120ms ease; }
.mode-btn[aria-pressed="true"] { background: #ffffff; color: #0b0e13; }
html.no-3d .mode-toggle { display: none; }
.hero-score { position: absolute; right: clamp(16px, 4vw, 56px); top: 46%; width: 250px; padding: 16px; }
.score-row { display: flex; align-items: center; gap: 12px; }
.score-txt { display: grid; }
.score-txt b { font: 650 18px/22px var(--font-ui); }
.score-txt span { font: 500 12px/16px var(--font-ui); color: var(--ink2); }
.hero-facts { position: relative; padding-bottom: 34px; }
.facts { display: flex; flex-wrap: wrap; gap: 18px 0; padding-top: 22px; border-top: 1px solid var(--line); }
.fact { flex: 1 1 200px; display: grid; gap: 4px; padding: 0 24px; border-left: 1px solid var(--line); align-content: start; }
.fact:first-child { border-left: 0; padding-left: 0; }
.fact b { font: 650 24px/28px var(--font-ui); letter-spacing: -.02em; }
.fact span { font: 500 13px/18px var(--font-ui); color: var(--ink2); }
@media (max-width: 900px) { .fact { border-left: 0; padding-left: 0; } }

/* live 3D viewport (Scene3D) */
.s3-host { position: absolute; inset: 0; overflow: hidden; cursor: grab; min-height: 120px; }
.s3-host:active { cursor: grabbing; }
.s3-bp { background: radial-gradient(120% 90% at 50% 25%,#0d2242 0%,#071226 45%,#03070f 100%); }
.s3-re { background: radial-gradient(120% 90% at 50% 15%,#2a313b 0%,#141920 50%,#07090c 100%); }
.s3-clear { background: transparent; }
.s3-smoke { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; display: block; }
.s3-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; outline: none; }

/* ---------- 1 · how it works ---------- */
.how-body { position: relative; display: flex; flex-direction: column; gap: 40px; }
.how-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px; }
.how-title { display: grid; gap: 16px; max-width: 720px; justify-items: start; }
.how-lead { max-width: 360px; font-size: 16px; line-height: 25px; }
.sx-line { position: relative; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); height: 9px; margin-bottom: -12px; }
.sx-line::before { content: ""; position: absolute; left: 0; right: 0; top: 4px; height: 1px; background: linear-gradient(90deg,rgba(255,138,100,.7),rgba(255,255,255,.12) 60%,rgba(255,255,255,.04)); }
.sx-line span { position: relative; width: 9px; height: 9px; border-radius: 50%; background: #05070b; border: 1.5px solid rgba(255,138,100,.8); box-shadow: 0 0 12px rgba(255,90,43,.5); }
.sx-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-top: 0; }
.sx { display: flex; flex-direction: column; gap: 8px; padding: 28px 28px 8px 0; border-right: 1px solid var(--line); }
.sx:not(:first-child) { padding-left: 28px; }
.sx:last-child { border-right: 0; }
.sx-viz { height: 176px; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; border-radius: 18px; background: radial-gradient(120% 90% at 50% 100%,rgba(255,255,255,.035),transparent 70%); }
.sx-viz svg { width: 100%; height: 156px; overflow: visible; }
.sx-k { font: 600 11px/14px var(--font-code); letter-spacing: .16em; text-transform: uppercase; color: var(--org2); }
.sx-t { font: 650 20px/26px var(--font-ui); letter-spacing: -.015em; color: var(--ink); }
.sx-d { font: 400 14px/22px var(--font-ui); color: var(--ink2); }
@keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0; } }
.caret { animation: blink 1s steps(1) infinite; }
@keyframes slotp { 0%,100% { stroke-opacity: 1; fill-opacity: 1; } 50% { stroke-opacity: .35; fill-opacity: .3; } }
.slotp { animation: slotp 1.8s ease-in-out infinite; }
@media (max-width: 900px) { .sx-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .sx { border-right: 0; padding-left: 0 !important; } .sx-line { display: none; } }
@media (max-width: 520px) { .sx-grid { grid-template-columns: minmax(0,1fr); } .sx { padding-right: 0; } }

/* ---------- 2/3/4 · split slides ---------- */
.split { position: relative; display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.split-ar { gap: 48px; }
.split-text { flex: 1 1 400px; min-width: 0; display: flex; flex-direction: column; gap: 22px; align-items: flex-start; }
.chk-list { display: grid; gap: 14px; }
.chk { display: flex; gap: 12px; align-items: flex-start; font: 500 16px/24px var(--font-ui); color: var(--ink); }
.chk i { flex: none; width: 22px; height: 22px; border-radius: 7px; background: rgba(255,90,43,.15); color: var(--org2); display: inline-flex; align-items: center; justify-content: center; margin-top: 1px; }

.chat { flex: 1 1 480px; min-width: 0; overflow: hidden; }
.chat-bar { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.win-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.18); flex: none; }
.chat-title { margin-left: 10px; font: 600 13px/18px var(--font-ui); color: var(--ink2); }
.chat-online { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font: 600 12px/16px var(--font-ui); color: #4ade80; }
.chat-body { padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.chat-user { align-self: flex-end; max-width: 82%; padding: 12px 15px; border-radius: 16px 16px 4px 16px; background: rgba(255,90,43,.16); border: 1px solid rgba(255,90,43,.25); font: 500 14px/21px var(--font-ui); }
.chat-file { margin-top: 8px; display: flex; width: fit-content; gap: 6px; align-items: center; padding: 4px 10px; border-radius: 8px; background: rgba(0,0,0,.25); font: 600 12px/16px var(--font-ui); }
.chat-reply { font: 500 14px/21px var(--font-ui); }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
.shim { background: linear-gradient(90deg,rgba(255,255,255,.35) 0%,#fff 50%,rgba(255,255,255,.35) 100%); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: shimmer 2.4s linear infinite; }
.chat-steps { display: grid; gap: 8px; }
.stp { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: 12px; background: rgba(255,255,255,.035); border: 1px solid var(--line); font: 500 14px/20px var(--font-ui); }
.stp b { font: 600 11px/1 var(--font-code); color: var(--ink3); width: 18px; flex: none; }
.ok { margin-left: auto; width: 20px; height: 20px; border-radius: 50%; background: rgba(74,222,128,.15); color: #4ade80; display: inline-flex; align-items: center; justify-content: center; flex: none; }
.chat-actions { display: flex; align-items: center; gap: 10px; padding-top: 4px; flex-wrap: wrap; }
.chat-score { margin-left: auto; font: 600 12px/16px var(--font-ui); color: var(--ink2); }
.chat-score b { color: #4ade80; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.fine { font: 500 12px/18px var(--font-ui); color: var(--ink3); }
.val-viz { flex: 1 1 480px; min-width: 0; position: relative; height: 470px; }
.val-ring { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 280px; height: 280px; border-radius: 50%; display: grid; place-items: center; }
.val-ring svg { position: absolute; }
.val-score { display: grid; justify-items: center; gap: 2px; position: relative; }
.val-num { font: 700 76px/1 var(--font-ui); letter-spacing: -.05em; }
.val-grade { font: 600 13px/18px var(--font-ui); color: #4ade80; }
.find { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; padding: 14px 16px; border-radius: 16px; font: 500 13px/19px var(--font-ui); position: absolute; }
.find-txt { display: grid; gap: 2px; }
.find-txt b { font-weight: 600; }
.find-txt span { color: var(--ink2); }
.find-a { left: 0; top: 0; width: 250px; }
.find-b { right: 0; top: 34px; width: 230px; animation-delay: -2s; }
.find-c { right: 20px; bottom: 0; width: 240px; animation-delay: -4s; }
@keyframes floaty { 0%,100% { translate: 0 0; } 50% { translate: 0 -8px; } }
.float { animation: floaty 6s ease-in-out infinite; }

.ar-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; max-width: 520px; width: 100%; }
.ar-stat { padding: 16px; border-radius: 16px; background: rgba(255,255,255,.04); border: 1px solid var(--line); display: grid; gap: 4px; align-content: start; }
.ar-stat b { font: 650 22px/26px var(--font-ui); }
.ar-stat span { font: 500 12px/16px var(--font-ui); color: var(--ink2); }
.ar-viz { flex: 1 1 440px; min-width: 0; position: relative; display: flex; justify-content: center; height: 640px; }
.phone { position: relative; flex: none; width: 300px; height: 640px; border-radius: 46px; padding: 10px; background: linear-gradient(160deg, #2a2f37, #0a0d12); box-shadow: 0 50px 100px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.08), inset 0 0 0 1px rgba(255,255,255,.06); }
.phone-screen { width: 280px; height: 620px; border-radius: 38px; overflow: hidden; position: relative; }
.phone-scale { width: 390px; height: 844px; transform: scale(.7180); transform-origin: 0 0; }
.ar-card-a { position: absolute; left: 0; top: 90px; padding: 14px 16px; display: flex; align-items: center; gap: 12px; }
.ar-card-ic { width: 36px; height: 36px; border-radius: 10px; background: rgba(255,90,43,.15); color: var(--org2); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.ar-card-txt { display: grid; }
.ar-card-txt b { font: 650 14px/18px var(--font-ui); }
.ar-card-txt span { font: 500 12px/16px var(--font-ui); color: var(--ink2); }
.ar-card-b { position: absolute; right: 0; bottom: 120px; padding: 14px 16px; display: grid; gap: 4px; animation-delay: -3s; }
.ar-card-k { font: 600 11px/14px var(--font-code); letter-spacing: .1em; color: var(--ink3); }
.ar-card-v { font: 650 22px/26px var(--font-ui); }
.ar-card-v span { font: 600 12px/16px var(--font-ui); color: #4ade80; }

/* phone screen (MobilePlaced) — decorative */
.m-screen { position: relative; width: 390px; height: 844px; overflow: hidden; background: #05070b; color: #f5f7fa; font-family: var(--font-ui); }
.m-screen .rd-icon { width: 20px; height: 20px; }
.m-cam { position: absolute; inset: 0; background: radial-gradient(90% 40% at 50% 0%, rgba(255,240,220,.10), transparent 70%), linear-gradient(180deg, #4b5057 0%, #3a3e44 38%, #303338 50.5%, #24262a 51%, #17181b 100%); }
.m-cam::after { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 80% at 50% 45%, transparent 55%, rgba(0,0,0,.55) 100%); }
.m-scene { position: absolute; inset: 0; }
.m-top { position: absolute; top: 56px; left: 16px; right: 16px; display: flex; align-items: center; gap: 10px; pointer-events: none; }
.m-dims { position: absolute; top: 112px; left: 0; right: 0; display: flex; justify-content: center; gap: 8px; pointer-events: none; }
.m-bottom { position: absolute; left: 12px; right: 12px; bottom: 26px; display: flex; flex-direction: column; gap: 14px; align-items: center; pointer-events: none; }
.m-shoot { display: flex; align-items: center; gap: 28px; }
.m-iconbtn { width: 44px; height: 44px; padding: 0; border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.14); background: rgba(10,14,20,.45); color: #fff; -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px); flex: none; }
.m-pill { white-space: nowrap; display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 12px; border-radius: 999px; background: rgba(10,14,20,.55); border: 1px solid rgba(255,255,255,.12); color: #e9eef5; font: 600 12px/16px var(--font-ui); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); }
.m-title { flex: 1; justify-content: center; height: 40px; border-radius: 16px; font-size: 13px; }
.m-shutter { width: 76px; height: 76px; padding: 0; border-radius: 50%; border: 4px solid #ffffff; background: rgba(255,255,255,.16); box-shadow: 0 0 0 6px rgba(255,255,255,.12); }
.m-card { position: relative; border-radius: 28px; background: linear-gradient(160deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); border: 1px solid rgba(255,255,255,.10); box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 24px 60px rgba(0,0,0,.45); -webkit-backdrop-filter: blur(24px) saturate(160%); backdrop-filter: blur(24px) saturate(160%); overflow: hidden; }
.m-tools { width: 100%; padding: 8px; border-radius: 26px; display: flex; gap: 4px; }
.tool { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; min-height: 58px; justify-content: center; border: 0; border-radius: 18px; background: transparent; color: rgba(245,247,250,.7); font: 600 11px/14px var(--font-ui); }
.tool.on { background: rgba(255,90,43,.18); color: #fff; }

/* ---------- 5 · CTA + footer ---------- */
.cta-body { position: relative; flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; gap: 26px; }
.cta-icon { width: 76px; height: 76px; filter: drop-shadow(0 16px 40px rgba(255,90,43,.45)); }
html.slides .is-active .cta-icon { filter: drop-shadow(0 16px 40px rgba(255,90,43,.45)); }
.cta-h { margin: 0; max-width: 900px; font: 700 clamp(40px, 5.4vw, 76px)/1 var(--font-ui); letter-spacing: -.045em; }
.cta-lead { text-align: center; }
.personas { width: 100%; max-width: 1000px; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin-top: 18px; text-align: left; }
.persona { display: flex; gap: 14px; align-items: flex-start; padding: 18px; border-radius: 18px; background: rgba(255,255,255,.03); border: 1px solid var(--line); }
.persona .ic { width: 40px; height: 40px; border-radius: 12px; background: rgba(255,90,43,.14); color: var(--org2); display: inline-flex; align-items: center; justify-content: center; flex: none; }
.persona-txt { display: grid; gap: 3px; }
.persona-txt b { font: 650 15px/20px var(--font-ui); }
.persona-txt span { font: 500 13px/19px var(--font-ui); color: var(--ink2); }
.foot { position: relative; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; padding-top: 18px; padding-bottom: 22px; border-top: 1px solid var(--line); }
.foot-brand { display: flex; align-items: center; gap: 14px; }
.foot-brand img { height: 22px; width: auto; display: block; }
.foot-copy { font: 500 13px/18px var(--font-ui); color: var(--ink3); }
.foot-nav { display: flex; flex-wrap: wrap; gap: 22px; }

/* ---------- dots + progress ---------- */
.dots { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 10; display: flex; flex-direction: column; gap: 10px; }
.dot { position: relative; width: 10px; height: 10px; padding: 0; border-radius: 999px; border: 0; background: rgba(255,255,255,.28); cursor: pointer; transition: height .4s ease,background-color .4s ease; }
.dot.on { height: 28px; background: var(--org); }
.dot-label { position: absolute; right: 20px; top: 50%; transform: translateY(-50%); white-space: nowrap; font: 600 12px/16px var(--font-ui); color: var(--ink2); opacity: 0; transition: opacity .2s; pointer-events: none; }
.dot:hover .dot-label, .dot:focus-visible .dot-label, .dot.on .dot-label { opacity: 1; }
.progress { position: fixed; left: 0; right: 0; bottom: 0; height: 2px; z-index: 10; background: rgba(255,255,255,.06); }
.progress-bar { height: 100%; width: 17%; background: linear-gradient(90deg, #ff8a64, #ff5a2b); transition: width 1100ms cubic-bezier(.77,0,.18,1); }

/* short desktop viewports: shrink the phone so the AR slide still fits */
@media (max-height: 740px) {
  html.slides .ar-viz { height: 560px; }
  html.slides .phone { transform: scale(.875); transform-origin: 50% 0; }
  html.slides .ar-card-b { bottom: 100px; }
}

/* ---------- small screens (scrolling page) ---------- */
@media (max-width: 760px) {
  .hdr-in { gap: 16px; }
  .lead { font-size: 17px; line-height: 27px; }
  .facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 16px; }
  .fact { padding: 0; }
  .fact b { font-size: 20px; line-height: 26px; }
  .hero-shade { background: linear-gradient(180deg, rgba(5,7,11,.55) 0%, rgba(5,7,11,.86) 42%, rgba(5,7,11,.96) 100%); }
  .split, .split-ar { gap: 40px; }
  .chat-user { max-width: 92%; }
  html:not(.slides) .slide { padding-top: 56px; padding-bottom: 56px; }
  html:not(.slides) .slide-hero { padding-top: var(--nav-h); padding-bottom: 0; }
  html:not(.slides) .slide-cta { padding-bottom: 0; }
  .val-viz { height: auto; flex-basis: 100%; display: grid; gap: 12px; justify-items: center; }
  .val-ring { position: relative; left: auto; top: auto; transform: none; margin: 4px 0 16px; }
  .find { position: static; width: 100%; max-width: 420px; }
  .ar-viz { margin-top: 36px; }
  .ar-card-a { top: -30px; left: -4px; }
  .ar-card-b { right: -4px; bottom: 150px; }
  .foot { justify-content: flex-start; }
}
@media (max-width: 420px) {
  .brand img { height: 38px; }
  .btn-sm { padding: 0 14px; }
  .ar-stat { padding: 12px; }
  .ar-stat b { font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.slides .track, html.slides .rv, html.slides .pop, .ring, .progress-bar, .dot { transition: none; }
  .float, .shim, .caret, .slotp { animation: none; }
}

/* Book a demo dialog */
button.btn-g:hover { background: rgba(255,255,255,.09); }
.demo-scrim { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 16px; background: rgba(2,4,8,.7); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.demo-scrim[hidden] { display: none; }
.demo-card { width: min(460px, 100%); box-sizing: border-box; padding: 28px; border-radius: 22px; background: #0b111b; border: 1px solid rgba(255,255,255,.12); box-shadow: 0 30px 80px rgba(0,0,0,.55); color: var(--ink); max-height: calc(100vh - 32px); overflow: auto; }
.demo-card form, #demo-done { display: grid; gap: 16px; }
.demo-card h2 { margin: 0; font: 650 22px/28px var(--font-ui); letter-spacing: -.01em; outline: none; }
.demo-card p { margin: 0; color: var(--ink2); font: 400 15px/22px var(--font-ui); }
.demo-f { display: grid; gap: 6px; font: 600 13px/18px var(--font-ui); color: var(--ink2); }
.demo-f input { height: 46px; box-sizing: border-box; padding: 0 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,.18); background: rgba(3,7,15,.6); color: #fff; font: 500 15px/1 var(--font-ui); outline: none; }
.demo-f input:focus { border-color: #ff8a64; box-shadow: 0 0 0 3px rgba(255,90,43,.25); }
.demo-f input[aria-invalid="true"] { border-color: #ff7184; }
.demo-err { color: #ff8f8f; font: 500 12px/18px var(--font-ui); }
.demo-err:empty { display: none; }
.demo-act { display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.demo-card form[hidden], #demo-done[hidden] { display: none; }