:root {
  color-scheme: dark;
  --bg: #020917;
  --bg-2: #06162f;
  --surface: rgba(8, 28, 61, .7);
  --surface-solid: #081c3d;
  --surface-soft: rgba(19, 57, 106, .44);
  --line: rgba(126, 193, 255, .17);
  --line-strong: rgba(117, 219, 255, .42);
  --text: #f6f9ff;
  --text-soft: #bfd2e9;
  --muted: #7891b0;
  --accent: #55dcff;
  --accent-rgb: 85, 220, 255;
  --accent-2: #387dff;
  --violet: #8b78ff;
  --orange: #ff9e17;
  --green: #61e6b8;
  --danger: #ff8c9d;
  --header: rgba(3, 14, 35, .76);
  --shadow: 0 34px 100px rgba(0, 6, 24, .48);
  --shell: min(1220px, calc(100% - 48px));
  --ease: cubic-bezier(.2, .8, .2, 1);
}
html[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f9ff;
  --bg-2: #e6f2ff;
  --surface: rgba(255,255,255,.8);
  --surface-solid: #fff;
  --surface-soft: rgba(216,238,255,.6);
  --line: rgba(18,93,167,.14);
  --line-strong: rgba(10,115,203,.34);
  --text: #061a35;
  --text-soft: #315479;
  --muted: #66819e;
  --accent: #087fba;
  --accent-rgb: 8,127,186;
  --accent-2: #0964d6;
  --violet: #6150db;
  --green: #08785a;
  --header: rgba(247,251,255,.82);
  --shadow: 0 32px 80px rgba(38,91,140,.14);
}
body[data-product="story"] { --accent: #a88aff; --accent-rgb: 168,138,255; --accent-2: #4b92ff; }
body[data-product="audio"] { --accent: #58ecdc; --accent-rgb: 88,236,220; --accent-2: #3e8dff; }
body[data-product="video"] { --accent: #58b7ff; --accent-rgb: 88,183,255; --accent-2: #6973ff; }
body[data-product="seo"] { --accent: #9888ff; --accent-rgb: 152,136,255; --accent-2: #3c9dff; }
body[data-product="cepost"] { --accent: #50c8ff; --accent-rgb: 80,200,255; --accent-2: #4d83ff; }
html[data-theme="light"] body[data-product="story"] { --accent: #6445c7; --accent-rgb: 100,69,199; }
html[data-theme="light"] body[data-product="audio"] { --accent: #087c79; --accent-rgb: 8,124,121; }
html[data-theme="light"] body[data-product="video"] { --accent: #086dbd; --accent-rgb: 8,109,189; }
html[data-theme="light"] body[data-product="seo"] { --accent: #5b49c4; --accent-rgb: 91,73,196; }
html[data-theme="light"] body[data-product="cepost"] { --accent: #0875b4; --accent-rgb: 8,117,180; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; overflow-x: hidden; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 84% 8%, rgba(var(--accent-rgb),.14), transparent 31rem),
    radial-gradient(circle at 8% 48%, rgba(42,92,255,.09), transparent 28rem),
    linear-gradient(180deg,var(--bg),var(--bg-2) 48%,var(--bg));
  font: 500 15px/1.7 "Segoe UI Variable Text","Segoe UI",Inter,Arial,sans-serif;
}
body::before { content:""; position:fixed; inset:0; z-index:-5; pointer-events:none; background-image:linear-gradient(rgba(107,178,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(107,178,255,.045) 1px,transparent 1px); background-size:64px 64px; mask-image:linear-gradient(#000,transparent 82%); }
body::after { content:""; position:fixed; inset:0; z-index:-4; opacity:.2; pointer-events:none; background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.12'/%3E%3C/svg%3E"); }
img { display:block; max-width:100%; }
button,input,textarea,select { font:inherit; }
button { color:inherit; }
button,a { -webkit-tap-highlight-color:transparent; }
a { color:inherit; text-decoration:none; }
h1,h2,h3,p { margin-top:0; }
:focus-visible { outline:3px solid var(--accent); outline-offset:4px; }
::selection { color:#fff; background:var(--accent-2); }
.sr-only { position:absolute; width:1px; height:1px; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
.skip-link { position:fixed; z-index:999; top:10px; left:10px; padding:10px 15px; color:var(--bg); background:var(--text); border-radius:9px; transform:translateY(-160%); }
.skip-link:focus { transform:translateY(0); }
.section-shell { width:var(--shell); margin-inline:auto; }
.ambient { position:fixed; inset:0; z-index:-3; overflow:hidden; pointer-events:none; }
.ambient i { position:absolute; border-radius:50%; filter:blur(100px); opacity:.14; }
.ambient i:first-child { width:42vw; height:42vw; right:-18%; top:8%; background:rgb(var(--accent-rgb)); animation:ambient 17s ease-in-out infinite; }
.ambient i:last-child { width:36vw; height:36vw; left:-18%; bottom:0; background:#315eff; animation:ambient 21s ease-in-out -7s infinite; }
.cursor-glow { position:fixed; z-index:-2; width:430px; height:430px; border-radius:50%; pointer-events:none; opacity:.12; transform:translate(-50%,-50%); background:radial-gradient(circle,rgba(var(--accent-rgb),.78),transparent 68%); }

.site-header { width:min(1320px,calc(100% - 32px)); height:74px; margin:14px auto 0; padding:0 16px 0 11px; position:sticky; top:12px; z-index:50; display:grid; grid-template-columns:auto 1fr auto; align-items:center; border:1px solid var(--line); border-radius:22px; background:var(--header); box-shadow:0 14px 42px rgba(0,7,27,.18); backdrop-filter:blur(24px) saturate(1.3); }
.brand { display:inline-flex; align-items:center; gap:10px; }
.brand-logo { width:50px; height:50px; display:grid; place-items:center; border:1px solid var(--line); border-radius:16px; background:radial-gradient(circle,rgba(var(--accent-rgb),.14),transparent 70%); }
.brand-logo img { width:43px; height:43px; object-fit:contain; }
.brand-copy { display:grid; gap:2px; }
.brand-copy strong { font:800 21px/1 "Segoe UI Variable Display","Segoe UI",sans-serif; letter-spacing:.035em; }
.brand-copy small { color:var(--muted); font-size:7px; font-weight:850; letter-spacing:.18em; }
.desktop-nav { justify-self:center; display:flex; gap:30px; }
.desktop-nav a { position:relative; color:var(--text-soft); font-size:12px; font-weight:750; }
.desktop-nav a::after { content:""; position:absolute; left:0; right:100%; bottom:-10px; height:2px; background:linear-gradient(90deg,var(--accent),var(--accent-2)); transition:right .25s var(--ease); }
.desktop-nav a:hover::after { right:0; }
.header-actions { display:flex; gap:8px; align-items:center; }
.language-link,.round-button,.menu-button { min-width:44px; height:44px; display:grid; place-items:center; padding:0; cursor:pointer; border:1px solid var(--line); border-radius:13px; background:var(--surface-soft); }
.language-link { font-size:11px; font-weight:850; }
.round-button { appearance:none; }
.theme-symbol { width:18px; height:18px; position:relative; border:2px solid var(--text); border-radius:50%; }
.theme-symbol::before { content:""; position:absolute; inset:2px 2px 2px 50%; border-radius:0 9px 9px 0; background:var(--text); }
.menu-button { display:none; gap:6px; }
.menu-button i { width:19px; height:2px; display:block; border-radius:2px; background:var(--text); }
.mobile-menu { display:none; }

.product-hero { min-height:790px; padding:90px 0 84px; display:grid; grid-template-columns:minmax(430px,.88fr) minmax(550px,1.12fr); gap:64px; align-items:center; }
.breadcrumb,.section-index,.demo-kicker { color:var(--accent); font-size:10px; font-weight:850; letter-spacing:.16em; }
.breadcrumb { margin-bottom:23px; display:flex; align-items:center; gap:9px; }
.breadcrumb i { width:8px; height:8px; display:inline-block; border-radius:50%; background:var(--accent); box-shadow:0 0 17px var(--accent); }
.product-hero h1 { max-width:650px; margin-bottom:25px; font:760 clamp(51px,5.2vw,78px)/.97 "Segoe UI Variable Display","Segoe UI",sans-serif; letter-spacing:-.058em; }
.product-hero h1 em,.section-heading h2 em,.split-copy h2 em { color:transparent; font-style:normal; background:linear-gradient(105deg,var(--accent),var(--accent-2) 58%,var(--violet)); background-clip:text; -webkit-background-clip:text; }
.hero-lede { max-width:610px; margin-bottom:30px; color:var(--text-soft); font-size:16px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:11px; }
.button { min-height:52px; display:inline-flex; align-items:center; justify-content:center; gap:11px; padding:0 21px; border:1px solid transparent; border-radius:15px; font-size:12px; font-weight:820; transition:transform .25s var(--ease),box-shadow .25s ease,border-color .25s ease; }
.button:hover { transform:translateY(-3px); }
.button-primary { color:#fff; background:linear-gradient(115deg,var(--accent-2),color-mix(in srgb,var(--accent) 58%,var(--accent-2))); box-shadow:0 18px 45px rgba(var(--accent-rgb),.22),inset 0 1px rgba(255,255,255,.22); }
.button-ghost { border-color:var(--line); background:var(--surface); backdrop-filter:blur(14px); }
.button-ghost:hover { border-color:var(--line-strong); }
.hero-facts { margin:38px 0 0; padding:0; display:flex; flex-wrap:wrap; gap:9px; list-style:none; }
.hero-facts li { padding:8px 11px; color:var(--text-soft); border:1px solid var(--line); border-radius:999px; background:var(--surface-soft); font-size:9px; }
.hero-facts li::before { content:"✓"; margin-right:6px; color:var(--accent); }

.signature-card { min-height:635px; position:relative; isolation:isolate; overflow:hidden; border:1px solid var(--line); border-radius:38px; background:linear-gradient(145deg,rgba(15,49,96,.5),rgba(3,15,38,.44)); box-shadow:var(--shadow),inset 0 1px rgba(255,255,255,.05); }
.signature-card::before { content:""; position:absolute; inset:0; z-index:-2; background-image:linear-gradient(rgba(105,182,255,.036) 1px,transparent 1px),linear-gradient(90deg,rgba(105,182,255,.036) 1px,transparent 1px); background-size:45px 45px; mask-image:radial-gradient(circle at 50% 48%,#000,transparent 76%); }
.signature-card::after { content:""; position:absolute; width:390px; height:390px; z-index:-1; left:50%; top:48%; transform:translate(-50%,-50%); border-radius:50%; background:radial-gradient(circle,rgba(var(--accent-rgb),.18),transparent 68%); filter:blur(5px); }
.signature-card.is-replaying .flow-dot,.signature-card.is-replaying .wave-cursor { animation:none; }
.signature-card.is-replaying::after { animation:demoFlash 1.1s var(--ease); }
.demo-toolbar { height:58px; padding:0 22px; display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid var(--line); color:var(--muted); font-size:8px; font-weight:850; letter-spacing:.15em; }
.demo-toolbar span:first-child { display:flex; align-items:center; gap:8px; color:var(--accent); }
.demo-toolbar span:first-child::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--accent); box-shadow:0 0 11px var(--accent); }
.signature-stage { min-height:500px; position:relative; }
.demo-caption { position:absolute; z-index:8; left:22px; right:22px; bottom:18px; padding-top:14px; display:flex; justify-content:space-between; gap:20px; color:var(--muted); border-top:1px solid var(--line); font-size:9px; }
.demo-caption strong { color:var(--text-soft); }
.glass-card { border:1px solid var(--line); background:rgba(7,26,58,.74); box-shadow:0 16px 42px rgba(0,7,27,.25),inset 0 1px rgba(255,255,255,.06); backdrop-filter:blur(16px); }
html[data-theme="light"] .glass-card { background:rgba(255,255,255,.82); }

/* CEPify — multiple source currents into one prepared pack */
.source-cloud { position:absolute; inset:45px auto 70px 24px; width:155px; }
.source-pill { position:absolute; min-width:118px; padding:11px 13px; display:grid; border-radius:14px; }
.source-pill b { font-size:10px; }
.source-pill small { color:var(--muted); font-size:8px; }
.source-pill:nth-child(1) { top:12px; left:2px; }
.source-pill:nth-child(2) { top:105px; left:28px; }
.source-pill:nth-child(3) { top:205px; left:0; }
.source-pill:nth-child(4) { top:302px; left:30px; }
.source-pill::after { content:""; position:absolute; width:65px; height:1px; right:-66px; top:50%; background:linear-gradient(90deg,var(--accent),transparent); }
.ingest-core { position:absolute; z-index:3; width:190px; height:190px; left:47%; top:47%; transform:translate(-50%,-50%); display:grid; place-items:center; border:1px solid var(--line-strong); border-radius:50%; background:radial-gradient(circle,rgba(var(--accent-rgb),.2),rgba(4,20,53,.7) 65%); box-shadow:0 0 65px rgba(var(--accent-rgb),.2); }
.ingest-core::before,.ingest-core::after { content:""; position:absolute; border:1px dashed rgba(var(--accent-rgb),.22); border-radius:50%; animation:spin 15s linear infinite; }
.ingest-core::before { inset:-28px; }
.ingest-core::after { inset:22px; animation-direction:reverse; animation-duration:9s; }
.ingest-core img { width:96px; filter:drop-shadow(0 14px 20px rgba(0,0,0,.35)); }
.ingest-core span { position:absolute; bottom:20px; color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.14em; }
.asset-pack { position:absolute; width:180px; min-height:250px; right:24px; top:112px; padding:18px; border-radius:22px; }
.asset-pack > small { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.12em; }
.asset-pack > strong { display:block; margin:8px 0 19px; font-size:15px; }
.pack-item { margin-top:9px; padding:10px; display:flex; align-items:center; gap:9px; border:1px solid var(--line); border-radius:11px; background:var(--surface-soft); }
.pack-item i { width:28px; height:28px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:8px; background:rgba(var(--accent-rgb),.1); }
.pack-item span { display:grid; font-size:9px; }
.pack-item small { color:var(--muted); font-size:7px; }
.flow-dot { position:absolute; z-index:6; width:8px; height:8px; left:32%; top:47%; border-radius:50%; background:var(--accent); box-shadow:0 0 17px var(--accent); animation:flowAcross 3.8s ease-in-out infinite; }

/* Story — story DNA, keep/change and long-form page */
.dna-orbit { position:absolute; width:260px; height:360px; left:35px; top:65px; }
.dna-strand { position:absolute; inset:0; display:grid; align-content:center; gap:25px; }
.dna-row { display:flex; align-items:center; justify-content:center; gap:54px; position:relative; }
.dna-row::before { content:""; position:absolute; width:78px; height:1px; background:linear-gradient(90deg,var(--accent),var(--accent-2)); }
.dna-row i { width:18px; height:18px; display:block; border:1px solid var(--line-strong); border-radius:50%; background:var(--surface-solid); box-shadow:0 0 18px rgba(var(--accent-rgb),.16); }
.dna-row:nth-child(odd) { transform:translateX(16px); }
.dna-row:nth-child(even) { transform:translateX(-16px); }
.dna-label { position:absolute; padding:9px 11px; border-radius:11px; color:var(--text-soft); font-size:8px; }
.dna-label.keep { left:2px; top:18px; }
.dna-label.change { right:-10px; bottom:12px; }
.story-page { position:absolute; width:250px; min-height:350px; right:28px; top:76px; padding:25px 22px; border-radius:24px; transform:rotate(2deg); }
.story-page::before { content:""; position:absolute; inset:12px -9px -11px 13px; z-index:-1; border:1px solid var(--line); border-radius:inherit; background:rgba(8,27,60,.38); transform:rotate(3deg); }
.story-page > small { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.13em; }
.story-page h4 { margin:12px 0 18px; font-size:18px; }
.story-lines { display:grid; gap:8px; }
.story-lines i { height:6px; display:block; border-radius:5px; background:rgba(var(--accent-rgb),.11); }
.story-lines i:nth-child(3n) { width:76%; }
.story-lines i.is-human { width:90%; background:linear-gradient(90deg,rgba(var(--accent-rgb),.42),rgba(var(--accent-rgb),.08)); }
.story-profile { margin-top:21px; padding:11px; display:flex; gap:9px; align-items:center; border:1px solid var(--line); border-radius:12px; }
.story-profile i { width:28px; height:28px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:9px; background:rgba(var(--accent-rgb),.12); }
.story-profile span { display:grid; font-size:8px; }
.story-profile small { color:var(--muted); font-size:7px; }

/* Audio — sentence-aligned waveform */
.audio-board { position:absolute; inset:72px 25px 68px; padding:22px; border-radius:25px; }
.audio-head { display:flex; justify-content:space-between; align-items:center; }
.audio-head span { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.12em; }
.audio-head button { padding:7px 10px; color:var(--accent); border:1px solid var(--line); border-radius:9px; background:var(--surface-soft); font-size:8px; }
.waveform { height:110px; margin:25px 0 15px; display:flex; align-items:center; gap:4px; overflow:hidden; }
.waveform i { width:5px; height:var(--h,30%); flex:1; border-radius:5px; background:linear-gradient(180deg,var(--accent),var(--accent-2)); opacity:.72; animation:wave 1.8s ease-in-out calc(var(--i,1)*-.07s) infinite alternate; }
.wave-cursor { position:absolute; left:43%; top:77px; bottom:132px; width:1px; background:var(--accent); box-shadow:0 0 13px var(--accent); animation:cursorMove 5s ease-in-out infinite; }
.sentence-list { display:grid; gap:8px; }
.sentence { padding:10px 12px; display:grid; grid-template-columns:30px 1fr auto; gap:9px; align-items:center; border:1px solid var(--line); border-radius:11px; color:var(--text-soft); font-size:8px; }
.sentence > i { width:27px; height:27px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:8px; background:rgba(var(--accent-rgb),.1); }
.sentence small { color:var(--muted); }
.sentence.is-active { border-color:var(--line-strong); background:rgba(var(--accent-rgb),.08); }

/* Video — exploded layers converge into one frame */
.composer { position:absolute; inset:72px 25px 70px; }
.preview-frame { position:absolute; width:255px; height:340px; left:50%; top:50%; transform:translate(-50%,-50%); overflow:hidden; border:1px solid var(--line-strong); border-radius:23px; background:linear-gradient(145deg,#123668,#061a3d); box-shadow:0 0 60px rgba(var(--accent-rgb),.15); transition:width .45s var(--ease),height .45s var(--ease); }
.preview-frame.is-wide { width:365px; height:220px; }
.preview-frame::before { content:""; position:absolute; inset:0; background:linear-gradient(140deg,rgba(var(--accent-rgb),.12),transparent 48%),radial-gradient(circle at 50% 34%,rgba(var(--accent-rgb),.18),transparent 24%); }
.preview-sub { position:absolute; left:12%; right:12%; bottom:22px; padding:8px; text-align:center; border-radius:8px; background:rgba(0,6,20,.62); font-size:8px; }
.preview-person { position:absolute; width:95px; height:125px; left:50%; bottom:62px; transform:translateX(-50%); border:1px solid rgba(var(--accent-rgb),.36); border-radius:50% 50% 30% 30%; background:radial-gradient(circle at 50% 30%,var(--accent),var(--accent-2) 72%); opacity:.72; }
.layer-stack { position:absolute; left:0; top:20px; display:grid; gap:11px; }
.layer { width:130px; padding:10px 12px; display:flex; align-items:center; gap:8px; border-radius:12px; }
.layer i { width:25px; height:25px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:7px; background:rgba(var(--accent-rgb),.1); }
.layer span { display:grid; font-size:8px; }
.layer small { color:var(--muted); font-size:7px; }
.ratio-toggle { position:absolute; right:0; top:24px; padding:8px; display:grid; gap:6px; border-radius:13px; }
.ratio-toggle button { width:48px; height:34px; cursor:pointer; border:1px solid var(--line); border-radius:8px; background:transparent; font-size:8px; }
.ratio-toggle button.is-active { color:var(--accent); border-color:var(--line-strong); background:rgba(var(--accent-rgb),.1); }

/* SEO — story peak becomes a complete publishing package */
.seo-scene { position:absolute; inset:70px 24px 66px; display:grid; grid-template-columns:.9fr 1.1fr; gap:24px; }
.story-sheet { position:relative; padding:22px; border-radius:23px; }
.story-sheet > small { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.12em; }
.story-sheet h4 { margin:10px 0 16px; font-size:16px; }
.text-row { height:6px; margin:9px 0; border-radius:4px; background:rgba(var(--accent-rgb),.09); }
.text-row:nth-child(3n) { width:78%; }
.text-row.peak { height:26px; position:relative; background:linear-gradient(90deg,rgba(var(--accent-rgb),.42),rgba(var(--accent-rgb),.06)); }
.text-row.peak::before { content:"STORY PEAK"; position:absolute; left:8px; top:5px; color:var(--accent); font-size:7px; font-weight:900; letter-spacing:.1em; }
.package-stack { display:grid; gap:10px; align-content:center; }
.package-card { padding:12px 14px; display:grid; grid-template-columns:auto 1fr; gap:10px; align-items:center; border-radius:14px; }
.package-card i { width:32px; height:32px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:9px; background:rgba(var(--accent-rgb),.12); }
.package-card span { display:grid; font-size:9px; }
.package-card small { color:var(--muted); font-size:7px; }
.package-card:nth-child(2) { transform:translateX(14px); }
.package-card:nth-child(3) { transform:translateX(26px); }
.package-card:nth-child(4) { transform:translateX(10px); }

/* CEPost — a content core branches into reviewed targets */
.post-scene { position:absolute; inset:68px 22px 66px; }
.content-core { position:absolute; width:170px; min-height:210px; left:24px; top:100px; padding:18px; border-radius:22px; }
.content-core > small { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.12em; }
.content-core strong { display:block; margin:9px 0 16px; font-size:14px; }
.core-field { height:7px; margin:8px 0; border-radius:5px; background:rgba(var(--accent-rgb),.1); }
.core-field:nth-child(4) { width:72%; }
.media-thumb { height:65px; margin-top:13px; display:grid; place-items:center; color:var(--accent); border:1px solid var(--line); border-radius:11px; background:linear-gradient(145deg,rgba(var(--accent-rgb),.14),transparent); }
.branch { position:absolute; left:196px; right:195px; height:1px; background:linear-gradient(90deg,var(--accent),var(--accent-2)); transform-origin:left; }
.branch::after { content:""; position:absolute; right:-3px; top:-3px; width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 13px var(--accent); }
.branch-one { top:155px; transform:rotate(-17deg); }
.branch-two { top:214px; }
.branch-three { top:272px; transform:rotate(17deg); }
.target-stack { position:absolute; right:6px; top:58px; display:grid; gap:11px; }
.target-card { width:190px; padding:12px 13px; display:grid; grid-template-columns:34px 1fr auto; gap:9px; align-items:center; border-radius:14px; }
.target-card > i { width:32px; height:32px; display:grid; place-items:center; color:var(--accent); font-style:normal; border-radius:9px; background:rgba(var(--accent-rgb),.12); }
.target-card span { display:grid; font-size:9px; }
.target-card small { color:var(--muted); font-size:7px; }
.target-card > b { color:var(--green); font-size:7px; }
.target-card.needs > b { color:var(--orange); }

.trust-strip { border-block:1px solid var(--line); background:rgba(10,41,83,.28); }
.trust-strip .section-shell { min-height:70px; display:flex; align-items:center; justify-content:center; gap:34px; color:var(--muted); font-size:10px; }
.trust-strip span { display:flex; align-items:center; gap:8px; }
.trust-strip i { color:var(--accent); font-style:normal; }

.pain-section,.features-section,.use-cases { padding:135px 0; }
.section-heading { max-width:860px; margin-bottom:54px; }
.section-index { margin-bottom:18px; }
.section-heading h2,.split-copy h2 { margin-bottom:21px; font:740 clamp(40px,5vw,66px)/1.04 "Segoe UI Variable Display","Segoe UI",sans-serif; letter-spacing:-.052em; }
.section-heading > p:last-child { max-width:720px; margin:0; color:var(--text-soft); font-size:15px; }
.pain-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:15px; }
.pain-card { min-height:255px; padding:27px; position:relative; overflow:hidden; border:1px solid var(--line); border-radius:25px; background:linear-gradient(145deg,var(--surface),rgba(4,18,45,.3)); }
html[data-theme="light"] .pain-card { background:rgba(255,255,255,.72); }
.pain-card::after { content:""; position:absolute; width:130px; height:130px; right:-60px; bottom:-64px; border:1px solid rgba(var(--accent-rgb),.12); border-radius:50%; box-shadow:0 0 50px rgba(var(--accent-rgb),.08); }
.pain-card > span { color:var(--accent); font-size:9px; font-weight:900; }
.pain-card h3 { margin:48px 0 9px; font-size:20px; letter-spacing:-.025em; }
.pain-card p { margin:0; color:var(--muted); font-size:12px; }

.mechanism { padding:115px 0; }
.mechanism-shell { display:grid; grid-template-columns:.86fr 1.14fr; gap:65px; align-items:center; }
.split-copy > p:last-of-type { color:var(--text-soft); font-size:15px; }
.demo-tabs { margin-top:28px; display:grid; gap:8px; }
.demo-tabs button { min-height:72px; display:grid; grid-template-columns:38px 1fr; align-items:center; padding:12px 15px; text-align:left; cursor:pointer; border:1px solid var(--line); border-radius:15px; background:transparent; }
.demo-tabs button > span { color:var(--muted); font-size:9px; font-weight:900; }
.demo-tabs button b { font-size:12px; }
.demo-tabs button[aria-selected="true"] { border-color:var(--line-strong); background:rgba(var(--accent-rgb),.08); box-shadow:inset 3px 0 var(--accent); }
.demo-tabs button[aria-selected="true"] > span,.demo-tabs button[aria-selected="true"] b { color:var(--accent); }
.mechanism-view { min-height:540px; padding:36px; border:1px solid var(--line); border-radius:30px; background:linear-gradient(145deg,rgba(14,48,95,.55),rgba(4,17,42,.65)); box-shadow:var(--shadow); }
html[data-theme="light"] .mechanism-view { background:rgba(255,255,255,.78); }
.demo-panel { height:100%; }
.demo-panel.is-active { animation:panelIn .5s var(--ease); }
.panel-top { display:flex; justify-content:space-between; gap:20px; align-items:flex-start; }
.panel-top span { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.13em; }
.panel-top h3 { margin:9px 0 0; font-size:30px; letter-spacing:-.035em; }
.panel-top small { color:var(--muted); font-size:9px; }
.steps { margin-top:38px; display:grid; gap:12px; }
.step { min-height:78px; padding:15px; display:grid; grid-template-columns:42px 1fr auto; gap:14px; align-items:center; border:1px solid var(--line); border-radius:15px; background:var(--surface-soft); }
.step > span { width:37px; height:37px; display:grid; place-items:center; color:var(--accent); border:1px solid var(--line); border-radius:11px; font-size:8px; font-weight:900; }
.step div { display:grid; }
.step b { font-size:12px; }
.step small { color:var(--muted); font-size:9px; }
.step > i { color:var(--accent); font-style:normal; }
.panel-output { margin-top:22px; padding:16px; border:1px solid var(--line-strong); border-radius:16px; background:linear-gradient(110deg,rgba(var(--accent-rgb),.11),transparent); }
.panel-output small { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.12em; }
.panel-output strong { display:block; margin-top:5px; font-size:12px; }

.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.feature-card { min-height:240px; padding:25px; border:1px solid var(--line); border-radius:23px; background:var(--surface); transition:transform .25s var(--ease),border-color .25s ease; }
.feature-card:hover { transform:translateY(-5px); border-color:var(--line-strong); }
.feature-icon { width:48px; height:48px; display:grid; place-items:center; color:var(--accent); border:1px solid var(--line); border-radius:15px; background:rgba(var(--accent-rgb),.08); font-size:17px; }
.feature-card h3 { margin:37px 0 8px; font-size:17px; }
.feature-card p { margin:0; color:var(--muted); font-size:11px; }

.use-case-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.use-case { min-height:330px; padding:29px; position:relative; overflow:hidden; display:flex; flex-direction:column; justify-content:flex-end; border:1px solid var(--line); border-radius:26px; background:linear-gradient(155deg,rgba(var(--accent-rgb),.15),rgba(4,17,42,.52)); }
html[data-theme="light"] .use-case { background:linear-gradient(155deg,rgba(var(--accent-rgb),.1),rgba(255,255,255,.72)); }
.use-case::before { content:attr(data-number); position:absolute; top:18px; right:23px; color:rgba(var(--accent-rgb),.17); font:750 74px/1 "Segoe UI Variable Display","Segoe UI",sans-serif; }
.use-case > span { color:var(--accent); font-size:8px; font-weight:900; letter-spacing:.14em; }
.use-case h3 { margin:10px 0 9px; font-size:21px; }
.use-case p { margin:0; color:var(--muted); font-size:11px; }

.truth-section { padding:80px 0 135px; }
.truth-panel { min-height:300px; padding:45px; display:grid; grid-template-columns:.9fr 1.1fr; gap:70px; align-items:center; border:1px solid var(--line); border-radius:30px; background:linear-gradient(130deg,rgba(var(--accent-rgb),.11),rgba(5,19,45,.66)); }
html[data-theme="light"] .truth-panel { background:linear-gradient(130deg,rgba(var(--accent-rgb),.09),rgba(255,255,255,.8)); }
.truth-panel h2 { margin:9px 0 0; font:730 38px/1.05 "Segoe UI Variable Display","Segoe UI",sans-serif; letter-spacing:-.04em; }
.truth-list { margin:0; padding:0; display:grid; gap:12px; list-style:none; }
.truth-list li { display:grid; grid-template-columns:26px 1fr; gap:10px; color:var(--text-soft); font-size:11px; }
.truth-list li::before { content:"◎"; color:var(--accent); }

.serial-nav { padding:35px 0 120px; }
.serial-nav h2 { margin-bottom:28px; font-size:26px; }
.serial-grid { display:grid; grid-template-columns:repeat(7,1fr); gap:8px; }
.serial-grid a { min-height:86px; padding:12px; display:grid; align-content:center; gap:3px; border:1px solid var(--line); border-radius:16px; background:var(--surface); }
.serial-grid a:hover,.serial-grid a[aria-current="page"] { border-color:var(--line-strong); background:rgba(var(--accent-rgb),.08); }
.serial-grid span { color:var(--accent); font-size:8px; font-weight:900; }
.serial-grid b { font-size:11px; }
.serial-grid small { color:var(--muted); font-size:7px; }

.final-cta { min-height:370px; position:relative; isolation:isolate; margin-bottom:75px; padding:54px 330px 54px 55px; display:grid; align-content:center; overflow:hidden; color:#fff; border:1px solid rgba(151,224,255,.3); border-radius:34px; background:linear-gradient(125deg,#072d74,var(--accent-2) 54%,#213d9d); box-shadow:0 32px 90px rgba(10,72,184,.32); }
.final-cta::before { content:""; position:absolute; inset:0; z-index:-2; background-image:linear-gradient(rgba(255,255,255,.075) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.075) 1px,transparent 1px); background-size:45px 45px; mask-image:linear-gradient(90deg,#000,transparent); }
.final-cta h2 { max-width:740px; margin:10px 0 24px; font:740 clamp(37px,4.6vw,58px)/1.03 "Segoe UI Variable Display","Segoe UI",sans-serif; letter-spacing:-.05em; }
.final-cta > p { margin:0; color:#aeefff; font-size:9px; font-weight:900; letter-spacing:.16em; }
.cta-orb { position:absolute; right:46px; top:50%; width:230px; height:230px; transform:translateY(-50%); display:grid; place-items:center; border:1px solid rgba(171,238,255,.26); border-radius:50%; box-shadow:0 0 0 28px rgba(154,234,255,.035),0 0 0 58px rgba(154,234,255,.025); }
.cta-orb::before { content:""; position:absolute; inset:-13px; border:1px dashed rgba(169,237,255,.32); border-radius:inherit; animation:spin 17s linear infinite; }
.cta-orb div { width:132px; height:132px; display:grid; place-items:center; border-radius:40px; background:rgba(2,21,65,.55); box-shadow:inset 0 0 32px rgba(110,222,255,.17),0 0 50px rgba(91,205,255,.22); }
.cta-orb img { width:108px; filter:drop-shadow(0 14px 20px rgba(0,0,0,.35)); }
.button-light { width:max-content; color:#07336c; background:#ecfbff; }

.site-footer { min-height:165px; padding:40px 0 52px; display:grid; grid-template-columns:auto 1fr auto; gap:35px; align-items:center; border-top:1px solid var(--line); }
.site-footer p { max-width:380px; margin:0; justify-self:center; color:var(--muted); font-size:10px; }
.site-footer > div { display:flex; flex-wrap:wrap; justify-content:flex-end; gap:15px; color:var(--muted); font-size:9px; }
.site-footer a:hover { color:var(--accent); }

.reveal { opacity:0; transform:translateY(22px); transition:opacity .78s var(--ease),transform .78s var(--ease); }
.reveal.is-visible { opacity:1; transform:none; }
@keyframes ambient { 50% { transform:translate3d(3vw,-4vh,0) scale(1.08); } }
@keyframes spin { to { transform:rotate(360deg); } }
@keyframes flowAcross { 0% { left:29%; opacity:0; } 45% { opacity:1; } 100% { left:71%; opacity:0; } }
@keyframes wave { from { transform:scaleY(.78); opacity:.42; } to { transform:scaleY(1.14); opacity:.92; } }
@keyframes cursorMove { 0%,100% { left:22%; } 50% { left:78%; } }
@keyframes panelIn { from { opacity:0; transform:translateY(12px); } to { opacity:1; transform:none; } }
@keyframes demoFlash { 0% { opacity:.2; scale:.72; } 55% { opacity:1; scale:1.12; } 100% { opacity:1; scale:1; } }

@media (max-width:1120px) {
  .product-hero { grid-template-columns:.92fr 1.08fr; gap:34px; }
  .signature-card { min-height:590px; }
  .source-pill { min-width:100px; }
  .source-pill::after { width:45px; right:-46px; }
  .asset-pack { width:160px; }
  .serial-grid { grid-template-columns:repeat(4,1fr); }
}
@media (max-width:940px) {
  :root { --shell:min(100% - 36px,760px); }
  .desktop-nav { display:none; }
  .menu-button { display:grid; }
  .mobile-menu { position:absolute; top:calc(100% + 1px); left:-1px; right:-1px; padding:12px; gap:4px; border:1px solid var(--line); border-top:0; border-radius:0 0 22px 22px; background:var(--header); backdrop-filter:blur(24px); }
  .mobile-menu:not([hidden]) { display:grid; }
  .mobile-menu a { padding:11px 13px; color:var(--text-soft); border-radius:10px; font-size:11px; font-weight:700; }
  .product-hero { padding-top:80px; grid-template-columns:1fr; }
  .signature-card { width:min(100%,700px); justify-self:center; }
  .pain-section,.features-section,.use-cases { padding:105px 0; }
  .mechanism-shell { grid-template-columns:1fr; }
  .pain-grid,.feature-grid,.use-case-grid { grid-template-columns:repeat(2,1fr); }
  .truth-panel { grid-template-columns:1fr; gap:30px; }
  .final-cta { padding-right:280px; }
  .site-footer { grid-template-columns:1fr 1fr; }
  .site-footer p { justify-self:end; text-align:right; }
  .site-footer > div { grid-column:1/-1; justify-content:flex-start; }
}
@media (max-width:680px) {
  :root { --shell:calc(100% - 28px); }
  html { scroll-padding-top:86px; }
  .site-header { width:calc(100% - 20px); height:64px; top:8px; margin-top:8px; border-radius:18px; }
  .brand-logo { width:43px; height:43px; border-radius:13px; }
  .brand-logo img { width:37px; height:37px; }
  .brand-copy strong { font-size:17px; }
  .brand-copy small { font-size:6px; }
  .language-link,.round-button,.menu-button { min-width:39px; height:39px; border-radius:11px; }
  .product-hero { min-height:0; padding:68px 0 60px; }
  .product-hero h1 { font-size:clamp(45px,14.4vw,64px); }
  .hero-lede { font-size:14px; }
  .hero-actions { display:grid; }
  .button { width:100%; }
  .signature-card { min-height:560px; border-radius:27px; }
  .signature-stage { min-height:490px; }
  .demo-caption { display:grid; gap:2px; }
  .source-cloud { left:10px; width:95px; }
  .source-pill { min-width:82px; padding:8px; }
  .source-pill:nth-child(2),.source-pill:nth-child(4) { left:8px; }
  .source-pill::after { width:20px; right:-21px; }
  .ingest-core { width:145px; height:145px; left:50%; }
  .ingest-core img { width:75px; }
  .asset-pack { width:115px; min-height:235px; right:10px; padding:11px; }
  .pack-item { padding:7px; }
  .pack-item i { display:none; }
  .dna-orbit { width:155px; left:5px; }
  .dna-row { gap:42px; }
  .story-page { width:184px; right:10px; padding:18px 15px; }
  .audio-board { inset:60px 10px 62px; padding:14px; }
  .waveform { height:90px; gap:2px; }
  .sentence { grid-template-columns:28px 1fr; }
  .sentence > small { display:none; }
  .composer { inset:58px 10px 62px; }
  .preview-frame { width:190px; height:285px; }
  .preview-frame.is-wide { width:275px; height:170px; }
  .layer { width:93px; padding:7px; }
  .layer i { display:none; }
  .ratio-toggle { right:2px; }
  .seo-scene { inset:58px 10px 62px; gap:10px; }
  .story-sheet { padding:14px 11px; }
  .package-card { padding:9px; }
  .package-card i { display:none; }
  .post-scene { inset:58px 8px 62px; }
  .content-core { width:125px; left:1px; padding:12px; }
  .branch { left:128px; right:143px; }
  .target-stack { right:0; }
  .target-card { width:143px; padding:9px; grid-template-columns:26px 1fr; }
  .target-card > i { width:25px; height:25px; }
  .target-card > b { display:none; }
  .trust-strip .section-shell { min-height:82px; gap:14px; overflow:hidden; justify-content:flex-start; }
  .pain-section,.features-section,.use-cases { padding:82px 0; }
  .section-heading { margin-bottom:36px; }
  .section-heading h2,.split-copy h2 { font-size:clamp(37px,11.5vw,50px); }
  .pain-grid,.feature-grid,.use-case-grid { grid-template-columns:1fr; }
  .pain-card { min-height:210px; }
  .mechanism { padding:80px 0; }
  .mechanism-view { min-height:0; padding:23px 17px; border-radius:23px; }
  .panel-top { display:grid; }
  .panel-top h3 { font-size:26px; }
  .step { grid-template-columns:40px 1fr; }
  .step > i { display:none; }
  .feature-card { min-height:205px; }
  .truth-section { padding:55px 0 95px; }
  .truth-panel { padding:28px 22px; border-radius:24px; }
  .truth-panel h2 { font-size:31px; }
  .serial-grid { grid-template-columns:repeat(2,1fr); }
  .final-cta { min-height:565px; padding:38px 24px 245px; border-radius:27px; }
  .cta-orb { width:185px; height:185px; right:50%; top:auto; bottom:34px; transform:translateX(50%); }
  .cta-orb div { width:110px; height:110px; border-radius:33px; }
  .cta-orb img { width:92px; }
  .site-footer { grid-template-columns:1fr; gap:19px; }
  .site-footer p { justify-self:start; text-align:left; }
  .site-footer > div { grid-column:auto; justify-content:flex-start; }
}
@media (prefers-reduced-motion:reduce) {
  html { scroll-behavior:auto; }
  *,*::before,*::after { animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  .reveal { opacity:1; transform:none; }
  .cursor-glow { display:none; }
}
@media (hover:none),(pointer:coarse) { .cursor-glow { display:none; } }