/* LGD Ventures design system — static, no build step. */
@font-face{font-family:"Inter";src:url("fonts/inter-var-latin.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Geist Mono";src:url("fonts/geist-mono-latin.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  color-scheme:light;
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --bg:#fbfbfd;--bg-2:#f3f3f8;--surface:#ffffff;--surface-2:#f7f7fb;
  --text:#0b0b14;--text-2:#3c3c4e;--muted:#5d5d70;
  --border:rgba(16,16,40,.09);--border-strong:rgba(16,16,40,.16);
  --accent:#4f46e5;--accent-2:#7c3aed;--accent-ink:#4338ca;--accent-soft:rgba(79,70,229,.09);
  --on-accent:#ffffff;
  --ok:#047857;--ok-soft:rgba(4,120,87,.1);
  --glow-1:rgba(99,102,241,.22);--glow-2:rgba(168,85,247,.16);--glow-3:rgba(56,189,248,.12);
  --grid-line:rgba(16,16,40,.05);
  --shadow-sm:0 1px 2px rgba(16,16,40,.06),0 1px 1px rgba(16,16,40,.04);
  --shadow:0 1px 2px rgba(16,16,40,.05),0 8px 24px -8px rgba(16,16,40,.12);
  --shadow-lg:0 2px 4px rgba(16,16,40,.04),0 24px 64px -16px rgba(40,30,120,.22);
  --nav-bg:rgba(251,251,253,.72);
  --radius:16px;--radius-sm:10px;--radius-lg:24px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --max:1120px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  color-scheme:dark;
  --bg:#07070c;--bg-2:#0c0c14;--surface:#0e0e17;--surface-2:#13131e;
  --text:#ededf3;--text-2:#c4c4d2;--muted:#9b9bb0;
  --border:rgba(255,255,255,.08);--border-strong:rgba(255,255,255,.15);
  --accent:#818cf8;--accent-2:#a78bfa;--accent-ink:#a5b4fc;--accent-soft:rgba(129,140,248,.12);
  --on-accent:#0b0b14;
  --ok:#34d399;--ok-soft:rgba(52,211,153,.12);
  --glow-1:rgba(99,102,241,.28);--glow-2:rgba(168,85,247,.18);--glow-3:rgba(56,189,248,.10);
  --grid-line:rgba(255,255,255,.045);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6);
  --shadow-lg:0 2px 4px rgba(0,0,0,.3),0 30px 80px -20px rgba(0,0,0,.75);
  --nav-bg:rgba(7,7,12,.66);
}}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#07070c;--bg-2:#0c0c14;--surface:#0e0e17;--surface-2:#13131e;
  --text:#ededf3;--text-2:#c4c4d2;--muted:#9b9bb0;
  --border:rgba(255,255,255,.08);--border-strong:rgba(255,255,255,.15);
  --accent:#818cf8;--accent-2:#a78bfa;--accent-ink:#a5b4fc;--accent-soft:rgba(129,140,248,.12);
  --on-accent:#0b0b14;
  --ok:#34d399;--ok-soft:rgba(52,211,153,.12);
  --glow-1:rgba(99,102,241,.28);--glow-2:rgba(168,85,247,.18);--glow-3:rgba(56,189,248,.10);
  --grid-line:rgba(255,255,255,.045);
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px -12px rgba(0,0,0,.6);
  --shadow-lg:0 2px 4px rgba(0,0,0,.3),0 30px 80px -20px rgba(0,0,0,.75);
  --nav-bg:rgba(7,7,12,.66);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;
  font-feature-settings:"cv11","ss01","calt";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:color-mix(in srgb,var(--accent) 28%,transparent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--text);color:var(--bg);padding:10px 14px;border-radius:10px;font-weight:600;transition:top .2s var(--ease)}
.skip:focus{top:12px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:var(--nav-bg);-webkit-backdrop-filter:saturate(180%) blur(14px);backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid transparent;transition:border-color .25s var(--ease)}
.nav.scrolled{border-bottom-color:var(--border)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:650;letter-spacing:-.015em;font-size:15.5px;white-space:nowrap}
.brand img{width:28px;height:28px;border-radius:8px;transition:transform .35s var(--ease)}
.brand:hover img{transform:rotate(-6deg) scale(1.05)}
.brand .sub{color:var(--muted);font-weight:500}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{color:var(--text-2);font-size:14.5px;font-weight:500;padding:8px 12px;border-radius:9px;transition:color .15s,background-color .15s}
.nav-links a:hover{color:var(--text);background:var(--accent-soft)}
.icon-btn{appearance:none;border:1px solid var(--border);background:var(--surface);color:var(--text-2);width:36px;height:36px;border-radius:10px;display:inline-grid;place-items:center;cursor:pointer;margin-left:6px;box-shadow:var(--shadow-sm);transition:color .15s,border-color .15s,transform .15s var(--ease)}
.icon-btn:hover{color:var(--text);border-color:var(--border-strong)}
.icon-btn:active{transform:scale(.94)}
.icon-btn svg{width:17px;height:17px}
.theme-toggle .moon{display:none}
:root[data-theme="dark"] .theme-toggle .sun{display:none}
:root[data-theme="dark"] .theme-toggle .moon{display:block}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .theme-toggle .sun{display:none}:root:not([data-theme="light"]) .theme-toggle .moon{display:block}}

/* ---------- Buttons ---------- */
.btn{--h:46px;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:var(--h);padding:0 20px;border-radius:12px;font-weight:600;font-size:15px;letter-spacing:-.005em;border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),background-color .2s,border-color .2s,color .2s}
.btn svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.btn:hover svg.arrow{transform:translateX(3px)}
.btn:active{transform:translateY(1px) scale(.985)}
.btn-primary{background:var(--text);color:var(--bg);box-shadow:0 1px 0 rgba(255,255,255,.12) inset,0 8px 20px -8px rgba(16,16,40,.45)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 1px 0 rgba(255,255,255,.12) inset,0 14px 28px -10px rgba(16,16,40,.5)}
.btn-accent{background:linear-gradient(180deg,#5b53ee,#4f46e5);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.22) inset,0 10px 24px -10px rgba(79,70,229,.7)}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 1px 0 rgba(255,255,255,.22) inset,0 16px 32px -12px rgba(79,70,229,.8)}
.btn-ghost{background:var(--surface);color:var(--text);border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--border-strong));transform:translateY(-1px)}
.btn[aria-disabled="true"]{cursor:default;opacity:1;background:var(--surface-2);color:var(--muted);border-color:var(--border);box-shadow:none;transform:none}

/* ---------- Pills / chips ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 12px 0 6px;border-radius:999px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);font-size:13px;font-weight:500;color:var(--text-2);transition:border-color .2s,transform .2s var(--ease)}
a.eyebrow:hover{border-color:var(--border-strong);transform:translateY(-1px)}
a.eyebrow:hover .chev{transform:translateX(2px)}
.eyebrow .tag{display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:999px;background:var(--accent-soft);color:var(--accent-ink);font-weight:600;font-size:12px}
.eyebrow .chev{width:14px;height:14px;color:var(--muted);transition:transform .2s var(--ease)}
.status{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--text-2);padding:4px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface-2);white-space:nowrap}
.status .dot{width:7px;height:7px;border-radius:50%;background:#f59e0b;box-shadow:0 0 0 3px rgba(245,158,11,.18)}
.status.live .dot{background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}
.chips li{font-size:12.5px;font-weight:500;color:var(--text-2);padding:4px 10px;border-radius:8px;background:var(--surface-2);border:1px solid var(--border)}
.kicker{font-family:var(--mono);font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-ink);font-weight:500}

/* ---------- Hero ---------- */
.hero{position:relative;isolation:isolate;overflow-x:clip;padding:96px 0 72px;text-align:center}
.hero::before{content:"";position:absolute;inset:-64px 0 0;z-index:-2;
  background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:56px 56px;background-position:center top;
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%,#000 30%,transparent 75%)}
.hero::after{content:"";position:absolute;z-index:-1;left:50%;top:-140px;width:min(1100px,140vw);height:680px;transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(closest-side at 35% 45%,var(--glow-1),transparent 70%),radial-gradient(closest-side at 65% 40%,var(--glow-2),transparent 70%),radial-gradient(closest-side at 50% 70%,var(--glow-3),transparent 70%);filter:blur(20px)}
.hero h1{margin:26px auto 0;max-width:16ch;font-size:clamp(40px,7.2vw,76px);line-height:1.02;letter-spacing:-.045em;font-weight:700;
  background:linear-gradient(180deg,var(--text) 30%,color-mix(in srgb,var(--text) 62%,var(--accent)));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lede{margin:22px auto 0;max-width:600px;font-size:clamp(17px,2.1vw,19.5px);line-height:1.6;color:var(--text-2);letter-spacing:-.01em}
.hero .actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:34px}
.trust{margin:22px 0 0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;padding:0;list-style:none;color:var(--muted);font-size:13.5px}
.trust li{display:inline-flex;align-items:center;gap:7px}
.trust svg{width:15px;height:15px;color:var(--accent)}

/* ---------- Showcase (CSS product mock) ---------- */
.showcase{position:relative;margin:64px auto 0;max-width:920px;perspective:1600px}
.window{position:relative;text-align:left;border-radius:18px;background:color-mix(in srgb,var(--surface) 88%,transparent);border:1px solid var(--border-strong);box-shadow:var(--shadow-lg);overflow:hidden;transform:rotateX(6deg);transform-origin:50% 0;transition:transform .9s var(--ease)}
.showcase:hover .window{transform:rotateX(0)}
.window::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:linear-gradient(180deg,rgba(255,255,255,.07),transparent 30%)}
.win-bar{display:flex;align-items:center;gap:8px;height:44px;padding:0 16px;border-bottom:1px solid var(--border);background:var(--surface-2)}
.win-bar i{width:11px;height:11px;border-radius:50%;background:var(--border-strong)}
.win-bar .url{margin:0 auto;font-family:var(--mono);font-size:12px;color:var(--muted);background:var(--surface);border:1px solid var(--border);padding:3px 14px;border-radius:7px;transform:translateX(-22px)}
.win-body{display:grid;grid-template-columns:200px 1fr;min-height:330px}
.win-side{border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column;gap:3px;font-size:13px;color:var(--text-2)}
.win-side .lib{display:flex;align-items:center;gap:8px;font-weight:650;color:var(--text);padding:4px 8px 12px}
.win-side .lib img{width:20px;height:20px;border-radius:6px}
.win-side span{display:flex;justify-content:space-between;padding:6px 8px;border-radius:7px}
.win-side span.on{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}
.win-side span b{font-weight:500;color:var(--muted);font-variant-numeric:tabular-nums}
.win-main{padding:18px}
.search{display:flex;align-items:center;gap:10px;height:40px;padding:0 12px;border-radius:10px;border:1px solid color-mix(in srgb,var(--accent) 55%,var(--border));box-shadow:0 0 0 4px var(--accent-soft);background:var(--surface);font-size:14px;color:var(--text)}
.search svg{width:16px;height:16px;color:var(--muted)}
.search .caret{width:1.5px;height:17px;background:var(--accent);margin-left:-8px;animation:blink 1.1s steps(1) infinite}
.search kbd{margin-left:auto;font-family:var(--mono);font-size:11px;color:var(--muted);border:1px solid var(--border);border-radius:5px;padding:1px 6px}
@keyframes blink{50%{opacity:0}}
.results{list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.results li{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:start;padding:12px;border-radius:11px;border:1px solid var(--border);background:var(--surface);transition:border-color .2s,transform .2s var(--ease)}
.results li:first-child{border-color:color-mix(in srgb,var(--accent) 35%,var(--border))}
.results .pf{width:26px;height:26px;border-radius:7px;display:grid;place-items:center;font-size:11px;font-weight:700;color:#fff}
.pf.gpt{background:#0b7d61}.pf.cl{background:#ad5232}.pf.gm{background:linear-gradient(135deg,#4285f4,#9b72cb)}.pf.gk{background:#111;outline:1px solid rgba(255,255,255,.18)}
.results h4{margin:0;font-size:13.5px;font-weight:600;letter-spacing:-.01em;color:var(--text)}
.results p{margin:2px 0 0;font-size:12.5px;color:var(--muted);line-height:1.5}
.results mark{background:color-mix(in srgb,var(--accent) 22%,transparent);color:inherit;border-radius:3px;padding:0 2px}
.results time{font-size:11.5px;color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- Sections ---------- */
section{position:relative}
.section{padding:96px 0}
.section-head{max-width:640px;margin:0 0 40px}
.section-head h2{margin:10px 0 0;font-size:clamp(30px,4.2vw,44px);line-height:1.08;letter-spacing:-.035em;font-weight:700}
.section-head p{margin:14px 0 0;color:var(--text-2);font-size:17.5px;letter-spacing:-.01em}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--border-strong),transparent);border:0;margin:0}

/* ---------- Product cards ---------- */
.products{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.card{--mx:50%;--my:0%;position:relative;isolation:isolate;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);overflow:hidden;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.card::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .35s var(--ease);
  background:radial-gradient(520px circle at var(--mx) var(--my),color-mix(in srgb,var(--brand,var(--accent)) 14%,transparent),transparent 60%)}
.card:hover{border-color:color-mix(in srgb,var(--brand,var(--accent)) 40%,var(--border))}
.card:hover::before{opacity:1}
.product{grid-column:span 7;display:flex;flex-direction:column;padding:32px;--brand:#4f46e5}
.product:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.product .top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.product .logo{width:60px;height:60px;border-radius:16px;box-shadow:0 10px 24px -10px rgba(79,70,229,.6),0 0 0 1px var(--border);transition:transform .4s var(--ease)}
.product:hover .logo{transform:scale(1.06) rotate(-3deg)}
.product h3{margin:22px 0 0;font-size:26px;letter-spacing:-.03em;font-weight:700;line-height:1.15}
.product h3 small{display:block;margin-top:4px;font-size:14px;font-weight:500;letter-spacing:-.005em;color:var(--muted)}
.product p.desc{margin:14px 0 0;color:var(--text-2);font-size:16px;max-width:52ch}
.product .chips{margin-top:20px}
.product .foot{margin-top:auto;padding-top:28px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--accent-ink)}
.link-arrow svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.product:hover .link-arrow svg,.link-arrow:hover svg{transform:translateX(3px)}
.stretched::after{content:"";position:absolute;inset:0;z-index:1}
.product .foot .muted{font-size:13.5px;color:var(--muted)}
.lab{grid-column:span 5;padding:32px;display:flex;flex-direction:column;background:
  repeating-linear-gradient(135deg,transparent 0 12px,color-mix(in srgb,var(--text) 2.5%,transparent) 12px 13px),var(--surface);border-style:dashed;border-color:var(--border-strong);box-shadow:none}
.lab .badge{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;border:1px dashed var(--border-strong);color:var(--muted);background:var(--surface-2)}
.lab .badge svg{width:24px;height:24px}
.lab h3{margin:22px 0 0;font-size:22px;letter-spacing:-.025em;font-weight:650}
.lab p{margin:10px 0 0;color:var(--text-2)}
.lab .foot{margin-top:auto;padding-top:24px}

/* ---------- Principles ---------- */
.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.principle{background:var(--surface);padding:28px 24px 30px;transition:background-color .25s}
.principle:hover{background:var(--surface-2)}
.principle .ico{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink);transition:transform .3s var(--ease)}
.principle:hover .ico{transform:translateY(-2px)}
.principle .ico svg{width:20px;height:20px}
.principle h3{margin:18px 0 0;font-size:16.5px;font-weight:650;letter-spacing:-.015em}
.principle p{margin:8px 0 0;font-size:14.5px;color:var(--text-2);line-height:1.55}

/* ---------- CTA band ---------- */
.cta-band{position:relative;isolation:isolate;overflow:hidden;border-radius:28px;padding:64px 32px;text-align:center;border:1px solid var(--border);background:var(--surface)}
.cta-band::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(600px 260px at 50% 0%,var(--glow-1),transparent 70%),radial-gradient(500px 240px at 85% 100%,var(--glow-2),transparent 70%)}
.cta-band h2{margin:10px 0 0;font-size:clamp(28px,4vw,40px);letter-spacing:-.035em;line-height:1.1;font-weight:700}
.cta-band p{margin:14px auto 0;max-width:520px;color:var(--text-2);font-size:17px}
.mail{margin:30px auto 0;display:inline-flex;align-items:center;gap:6px;padding:6px 6px 6px 18px;border-radius:14px;background:var(--bg);border:1px solid var(--border-strong);box-shadow:var(--shadow);max-width:100%}
.mail a{font-family:var(--mono);font-size:15px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mail a:hover{color:var(--accent-ink)}
.copy{appearance:none;display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;border-radius:10px;border:1px solid var(--border);background:var(--surface);color:var(--text-2);font:600 13.5px var(--font);cursor:pointer;transition:color .15s,border-color .15s,background-color .15s,transform .15s var(--ease)}
.copy:hover{color:var(--text);border-color:var(--border-strong)}
.copy:active{transform:scale(.96)}
.copy svg{width:15px;height:15px}
.copy .ok{display:none}
.copy.done{color:var(--ok);border-color:color-mix(in srgb,var(--ok) 40%,var(--border))}
.copy.done .ok{display:block}.copy.done .cp{display:none}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);margin-top:96px;padding:40px 0 48px;font-size:14px;color:var(--muted)}
.footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer .brand{font-size:14.5px}
.footer .brand img{width:22px;height:22px;border-radius:6px}
.footer nav{display:flex;flex-wrap:wrap;gap:4px 6px}
.footer nav a{padding:6px 10px;border-radius:8px;color:var(--text-2);transition:color .15s,background-color .15s}
.footer nav a:hover{color:var(--text);background:var(--accent-soft)}
.footer .legal{width:100%;margin:6px 0 0;font-size:13px}

/* ---------- Docs (privacy/terms) ---------- */
.doc-hero{position:relative;isolation:isolate;overflow-x:clip;padding:72px 0 36px;border-bottom:1px solid var(--border)}
.doc-hero::after{content:"";position:absolute;z-index:-1;inset:-100px 0 auto;height:380px;pointer-events:none;background:radial-gradient(600px 240px at 20% 30%,var(--glow-1),transparent 70%),radial-gradient(500px 220px at 70% 20%,var(--glow-2),transparent 70%);opacity:.7}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.crumbs a{color:var(--text-2);transition:color .15s}.crumbs a:hover{color:var(--accent-ink)}
.crumbs svg{width:12px;height:12px}
.doc-hero h1{margin:16px 0 0;font-size:clamp(34px,5.5vw,52px);letter-spacing:-.04em;line-height:1.05;font-weight:700}
.doc-hero .meta{margin:14px 0 0;color:var(--muted);font-size:14.5px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.doc{padding:48px 0 0}
.prose{max-width:720px;font-size:17px;line-height:1.75;color:var(--text-2)}
.prose>*+*{margin-top:1.1em}
.prose h2{margin:2em 0 0;font-size:20px;letter-spacing:-.02em;color:var(--text);font-weight:650;line-height:1.3}
.prose h2:first-child{margin-top:0}
.prose p{margin-bottom:0}
.prose strong{color:var(--text);font-weight:600}
.prose a{color:var(--accent-ink);text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--accent) 40%,transparent);text-underline-offset:3px;transition:text-decoration-color .15s}
.prose a:hover{text-decoration-color:currentColor}
.prose ol,.prose ul{padding-left:0;list-style:none;counter-reset:n}
.prose ol>li,.prose ul>li{position:relative;padding-left:44px;margin-top:16px}
.prose ol>li::before{counter-increment:n;content:counter(n);position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;font:600 13px var(--mono);color:var(--accent-ink);background:var(--accent-soft)}
.prose ul>li::before{content:"";position:absolute;left:10px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--accent);opacity:.8}
.callout{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:14px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);font-size:15.5px;line-height:1.6}
.callout svg{flex:none;width:20px;height:20px;margin-top:2px;color:var(--accent-ink)}
.back{display:inline-flex;align-items:center;gap:8px;margin-top:48px;font-weight:600;color:var(--text-2);padding:8px 14px 8px 10px;border-radius:10px;border:1px solid var(--border);background:var(--surface);transition:color .15s,border-color .15s,transform .2s var(--ease)}
.back:hover{color:var(--text);border-color:var(--border-strong);transform:translateX(-2px)}
.back svg{width:16px;height:16px}

/* ---------- Product page (ChatCairn) ---------- */
.p-hero .appicon{width:88px;height:88px;margin:0 auto;border-radius:22px;box-shadow:0 20px 40px -14px rgba(79,70,229,.65),0 0 0 1px var(--border)}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature{padding:28px}
.feature .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink)}
.feature .ico svg{width:22px;height:22px}
.feature h3{margin:18px 0 0;font-size:18px;letter-spacing:-.02em;font-weight:650}
.feature p{margin:8px 0 0;color:var(--text-2);font-size:15.5px}
.feature:hover{transform:translateY(-2px)}
.platforms{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:28px;padding:0;list-style:none}
.platforms li{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 14px 0 8px;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-size:14px;font-weight:550;color:var(--text-2);box-shadow:var(--shadow-sm)}
.platforms .pf{width:22px;height:22px;border-radius:6px;display:grid;place-items:center;font-size:10px;font-weight:700;color:#fff}
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;max-width:860px;margin:0 auto}
.plan{padding:32px}
.plan h3{margin:0;font-size:20px;letter-spacing:-.02em;font-weight:650;display:flex;align-items:center;gap:10px}
.plan .price{margin:14px 0 0;font-size:15px;color:var(--muted)}
.plan ul{margin:22px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px;color:var(--text-2);font-size:15.5px}
.plan li{display:flex;gap:10px;align-items:flex-start}
.plan li svg{flex:none;width:18px;height:18px;margin-top:3px;color:var(--accent-ink)}
.plan .btn{margin-top:28px;width:100%}
.plan.pro{border-color:color-mix(in srgb,var(--accent) 45%,var(--border));box-shadow:var(--shadow-lg)}
.plan.pro::after{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,#4f46e5,#8b5cf6,#c084fc)}
.badge-pill{font-size:11.5px;font-weight:600;letter-spacing:.02em;padding:3px 9px;border-radius:999px;background:var(--accent-soft);color:var(--accent-ink)}
.fineprint{margin-top:28px;text-align:center;color:var(--muted);font-size:13.5px}

/* ---------- Reveal ---------- */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:720px){.br-lg{display:none}}
@media (max-width:960px){
  .product,.lab{grid-column:span 12}
  .principles{grid-template-columns:repeat(2,1fr)}
  .features{grid-template-columns:1fr 1fr}
  .win-body{grid-template-columns:1fr}
  .win-side{display:none}
}
@media (max-width:640px){
  .wrap{padding:0 20px}
  .nav-links a.hide-sm{display:none}
  .hero{padding:64px 0 48px}
  .hero .actions .btn{flex:1 1 100%}
  .section{padding:72px 0}
  .product,.lab{padding:24px}
  .principles{grid-template-columns:1fr}
  .features,.plans{grid-template-columns:1fr}
  .cta-band{padding:48px 20px;border-radius:22px}
  .mail{flex-direction:column;align-items:stretch;padding:12px;gap:10px;width:100%}
  .mail a{text-align:center;font-size:14px}
  .copy{justify-content:center}
  .window{transform:none}
  .results li{grid-template-columns:auto 1fr}
  .results time{display:none}
  .win-bar .url{transform:none;font-size:11px}
  .footer{margin-top:72px}
  .footer .wrap{flex-direction:column;align-items:flex-start}
  .footer nav{margin-left:-10px}
}
@media (max-width:640px){.nav-links{gap:0}.nav-links a{padding:8px 10px;font-size:14px}}
@media (max-width:420px){.nav-links a.hide-xs{display:none}}
@media (max-width:380px){
  .wrap{padding:0 16px}
  .brand .sub{display:none}
  .nav-links a{padding:8px 9px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .js .reveal{opacity:1;transform:none}
  .window{transform:none}
  .search .caret{animation:none}
}
@media print{.nav,.footer nav,.hero::before,.hero::after{display:none}body{background:#fff;color:#000}}