/* AccLines marketing — shared design system.
   Tokens pulled from the app's real tokens (design/styles.css). */
:root{
  --canvas:#F7F6F3; --surface:#FFFFFF; --ink:#2F3437; --action:#111111;
  --border:#EAEAEA; --meta:#475569;
  --ai-bg:#EBF5FB; --ai-text:#2574A9; --ai-border:#C7E3F4; --ai-strong:#1D5E8A;
  --ok-bg:#E8F6F0; --ok-text:#1B855C; --ok-border:#C3E7D7;
  --warn-bg:#FDF5E6; --warn-text:#B07D10; --warn-border:#F2E2BD;
  --g500:#ADB5BD; --g300:#DEE2E6;
  --font:'Geist',-apple-system,BlinkMacSystemFont,sans-serif;
  --serif:'Newsreader',Georgia,serif;
  --shadow-sm:0 1px 2px rgba(0,0,0,.04);
  --shadow-shot:0 1px 1px rgba(0,0,0,.04),0 18px 50px -12px rgba(15,23,42,.22);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
.narrow{max-width:760px;margin:0 auto;padding:0 28px}

/* framed product screenshot */
.shot{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow-shot);line-height:0}
.shot img{width:100%;height:auto;display:block}
.cap{font-size:13px;color:var(--meta);text-align:center;margin-top:14px;font-weight:500;letter-spacing:0}

.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font);font-size:15px;font-weight:500;padding:12px 22px;border-radius:8px;cursor:pointer;transition:.15s;border:1px solid transparent}
.btn-primary{background:var(--action);color:#fff}
.btn-primary:hover{opacity:.88}
.btn-ghost{border-color:var(--border);background:var(--surface);color:var(--ink)}
.btn-ghost:hover{border-color:var(--g500)}

/* ---------- NAV ---------- */
nav.site{position:sticky;top:0;z-index:50;background:rgba(247,246,243,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav-in{max-width:1080px;margin:0 auto;padding:0 28px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:11px}
.mark{width:30px;height:30px;border-radius:9px;background:var(--action);display:grid;place-items:center;flex:none}
.mark svg{width:19px;height:19px;display:block}
.brand .word{font-size:20px;font-weight:600;letter-spacing:-.02em}
.navlinks{display:flex;gap:26px;font-size:14px;color:var(--meta);white-space:nowrap}
.navlinks a:hover{color:var(--ink)}
.navlinks a.on{color:var(--ink);font-weight:500}

/* ---------- HERO (landing) ---------- */
header.hero{padding:96px 0 64px;text-align:center}
.kicker{font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--meta);margin-bottom:26px}
h1{font-family:var(--serif);font-size:60px;line-height:1.05;letter-spacing:-.02em;font-weight:500;margin:0 auto 24px;max-width:14ch}
h1 em{font-style:italic;color:var(--ai-strong)}
.sub{font-size:20px;color:var(--meta);max-width:620px;margin:0 auto 34px}
.hero-cta{display:flex;gap:14px;justify-content:center;align-items:center}
.note{margin-top:18px;font-size:13px;color:var(--g500);font-weight:500}

/* ---------- sub-page hero ---------- */
header.page{padding:84px 0 30px;text-align:center;position:relative;overflow:hidden}
header.page .wrap,header.page .narrow{position:relative;z-index:1}
header.page h1{font-size:50px;max-width:20ch}
header.page .sub{margin-bottom:26px}
.page-shot{padding:26px 0 0}

/* ---------- sections ---------- */
section{padding:104px 0}
.label{font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--meta);margin-bottom:22px}
h2{font-family:var(--serif);font-size:40px;line-height:1.12;letter-spacing:-.015em;font-weight:500;margin-bottom:20px}
.body-c{font-size:18px;color:var(--meta);max-width:620px}

/* trap rows */
.trap-row{display:grid;grid-template-columns:220px 1fr;gap:32px;padding:30px 0;border-top:1px solid var(--border);align-items:start}
.trap-row h3{font-family:var(--serif);font-size:23px;font-weight:500;letter-spacing:-.01em}
.trap-row p{font-size:16px;color:var(--meta)}

/* candor (dark) */
.dark{background:var(--action);color:#fff}
.dark .label{color:#8a9097}
.dark h2{color:#fff}
.dark .body-c{color:#b8bcc2}
.candor-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.1);border-radius:12px;overflow:hidden;margin-top:40px}
.ccol{background:#161616;padding:32px}
.ccol.good{background:#fff;color:var(--ink)}
.ccol h4{font-size:12px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;margin-bottom:18px}
.ccol.bad h4{color:#e08896}
.ccol.good h4{color:var(--ai-text)}
.cline{font-size:15.5px;padding:13px 0;border-top:1px solid rgba(255,255,255,.09);line-height:1.5;display:flex;gap:11px}
.ccol.good .cline{border-top:1px solid var(--border)}
.ccol.bad .cline{color:#c7cbd0}
.m{flex:none;font-weight:700}
.bad .m{color:#e08896}.good .m{color:var(--ok-text)}

/* split image + text */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split.rev .txt{order:2}
.split h3{font-family:var(--serif);font-size:30px;font-weight:500;letter-spacing:-.01em;margin-bottom:14px;line-height:1.15}
.split p{font-size:17px;color:var(--meta);margin-bottom:14px}
.pill{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;padding:5px 11px;border-radius:999px;margin-bottom:18px}
.pill.ai{background:var(--ai-bg);color:var(--ai-strong);border:1px solid var(--ai-border)}
.pill.ok{background:var(--ok-bg);color:var(--ok-text);border:1px solid var(--ok-border)}
.pill.warn{background:var(--warn-bg);color:var(--warn-text);border:1px solid var(--warn-border)}
.more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:500;color:var(--ai-strong)}
.more:hover{text-decoration:underline;text-underline-offset:3px}

/* stacked splits on module pages */
.stack{display:flex;flex-direction:column;gap:88px}

/* gate timeline */
.gstep{display:grid;grid-template-columns:54px 1fr;gap:22px;padding-bottom:42px;position:relative}
.gstep:not(:last-child)::after{content:"";position:absolute;left:26px;top:54px;bottom:0;width:1px;background:var(--border)}
.gnum{width:54px;height:54px;border-radius:50%;border:1px solid var(--ai-border);background:var(--ai-bg);color:var(--ai-strong);font-size:16px;font-weight:600;display:grid;place-items:center;z-index:1}
.gstep.you .gnum{background:var(--action);color:#fff;border-color:var(--action)}
.who{font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin-bottom:9px;display:inline-block}
.who.ai{color:var(--ai-text)}.who.sys{color:var(--meta)}.who.you{color:var(--action)}
.gstep h3{font-family:var(--serif);font-size:24px;font-weight:500;margin-bottom:6px;letter-spacing:-.01em}
.gstep p{font-size:16px;color:var(--meta);max-width:560px}

/* ---------- shared scroll reveal ----------
   .reveal = fade-up; .reveal-shot = fade-up + a whisper of scale for product screenshots.
   Optional per-item stagger via an inline --rd delay. The gate additionally pops its number
   and draws its connector, keyed off the same .in. All scoped to .js + no-preference, so with
   JS off or reduced-motion requested every element renders static. */
@media (prefers-reduced-motion: no-preference){
  .js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1);transition-delay:var(--rd,0s)}
  .js .reveal-shot{opacity:0;transform:translateY(22px) scale(.985);transition:opacity .7s cubic-bezier(.22,.61,.36,1),transform .7s cubic-bezier(.22,.61,.36,1);transition-delay:var(--rd,0s)}
  .js .reveal.in,.js .reveal-shot.in{opacity:1;transform:none}
  .js .gate .gstep .gnum{transform:scale(.78);transition:transform .55s cubic-bezier(.34,1.56,.64,1) .05s}
  .js .gate .gstep.in .gnum{transform:scale(1)}
  .js .gate .gstep:not(:last-child)::after{transform:scaleY(0);transform-origin:top center;transition:transform .75s ease .2s}
  .js .gate .gstep.in::after{transform:scaleY(1)}
}

/* screenshots — hover lifts as a cue, click opens the shot full-size (see .lightbox below) */
.shot{cursor:zoom-in}
@media (hover:hover) and (prefers-reduced-motion: no-preference){
  .js .reveal-shot.in:hover,
  .shot:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 26px 64px -18px rgba(15,23,42,.34);transition:transform .3s cubic-bezier(.22,.61,.36,1),box-shadow .3s ease}
}
.lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:5vh 5vw;background:rgba(17,17,17,.74);backdrop-filter:blur(4px);cursor:zoom-out}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:90vh;width:auto;height:auto;border-radius:12px;border:1px solid rgba(255,255,255,.14);box-shadow:0 40px 120px -20px rgba(0,0,0,.6)}
@media (prefers-reduced-motion: no-preference){
  .lightbox.open img{animation:lbIn .28s cubic-bezier(.22,.61,.36,1)}
  @keyframes lbIn{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:none}}
}

/* deployment */
.deploy-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.dchoice .tagline{font-size:12px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--ai-text);margin-bottom:14px}
.dchoice h3{font-family:var(--serif);font-size:27px;font-weight:500;margin-bottom:10px;letter-spacing:-.01em}
.dchoice p{font-size:16px;color:var(--meta)}

/* cross-links between module pages */
.xgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.xcard{display:block;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:26px 26px 24px;transition:border-color .15s,transform .2s,box-shadow .2s}
.xcard:hover{border-color:var(--g500);transform:translateY(-2px);box-shadow:var(--shadow-shot)}
.xcard .tagline{font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--ai-text);margin-bottom:10px}
.xcard h3{font-family:var(--serif);font-size:22px;font-weight:500;letter-spacing:-.01em;margin-bottom:8px}
.xcard p{font-size:15px;color:var(--meta);margin-bottom:12px}
.xcard .more{font-size:14px}

/* final */
.final{text-align:center;padding:120px 0}
.final h2{font-size:46px;margin-bottom:18px}
.final p{font-size:19px;color:var(--meta);max-width:520px;margin:0 auto 32px}

/* footer */
footer{border-top:1px solid var(--border);background:var(--surface);padding:54px 0 44px}
.foot-in{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:28px}
.brandblock .brand{margin-bottom:14px}
.footer-wordmark{display:inline-flex;align-items:baseline;color:var(--ink);font-size:34px;font-weight:600;letter-spacing:-.025em;line-height:1;white-space:nowrap}
.footer-wordmark .ltr{display:inline-block;margin:0 .01em;max-width:1em;transform-origin:50% 62%}
.footer-wordmark.is-visible .drop{animation:footerDrop .9s cubic-bezier(.45,0,.75,.25) 1.2s forwards,footerCollapse .9s cubic-bezier(.6,0,.2,1) 2.2s forwards}
.footer-wordmark.is-visible .ltr.hl{animation:footerHl .6s ease 3.1s forwards}
.foot-meta{font-size:14px;color:var(--meta);text-align:right;line-height:1.6;font-weight:500;display:flex;flex-direction:column;align-items:flex-end;gap:14px}
.foot-links{display:flex;gap:18px;font-size:14px;color:var(--meta);flex-wrap:wrap}
.foot-links a:hover{color:var(--ink)}
.built-by{display:inline-flex;align-items:center;gap:7px;color:var(--meta);transition:opacity .15s}
.built-by span{font-size:13px;font-weight:500}
.built-by svg{display:block;color:var(--ink)}
.built-by:hover{opacity:.62}
@keyframes footerDrop{to{transform:translateY(32px) rotate(-12deg) scale(.85);opacity:0}}
@keyframes footerCollapse{to{max-width:0;margin-left:0;margin-right:0;overflow:hidden}}
@keyframes footerHl{to{color:var(--ai-strong)}}
@media(prefers-reduced-motion:reduce){
  .footer-wordmark .drop{display:none;animation:none}
  .footer-wordmark .ltr.hl{animation:none;color:var(--ai-strong)}
}

/* ---------- hero illustration as a backdrop (landing only) ---------- */
header.hero{position:relative;overflow:hidden;min-height:820px}
.hero-bg{position:absolute;left:0;right:0;top:0;bottom:0;z-index:0;pointer-events:none;
  background:url('assets/approval-gate-hero-overlay.webp') no-repeat center 62% / min(1200px,122%) auto;
  mix-blend-mode:multiply;opacity:.8;
  -webkit-mask-image:radial-gradient(84% 70% at 50% 40%, #000 36%, rgba(0,0,0,.56) 56%, rgba(0,0,0,0) 100%);
          mask-image:radial-gradient(84% 70% at 50% 40%, #000 36%, rgba(0,0,0,.56) 56%, rgba(0,0,0,0) 100%)}
.hero-scrim{position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(135% 60% at 50% 26%, var(--canvas) 0%, var(--canvas) 32%, rgba(247,246,243,.5) 50%, rgba(247,246,243,0) 70%)}
header.hero::after{content:"";position:absolute;inset:auto 0 0;height:34%;z-index:1;pointer-events:none;
  background:
    radial-gradient(64% 110% at 0% 100%, var(--canvas) 0%, rgba(247,246,243,.96) 35%, rgba(247,246,243,0) 70%),
    radial-gradient(64% 110% at 100% 100%, var(--canvas) 0%, rgba(247,246,243,.96) 35%, rgba(247,246,243,0) 70%),
    linear-gradient(to bottom, rgba(247,246,243,0) 0%, rgba(247,246,243,.66) 100%)}
header.hero>.wrap{position:relative;z-index:2}
.proof{padding:40px 0 0}
.proof .cap{margin-top:14px}

/* ---------- audit-evidence backdrop behind the dark trust-gap section ---------- */
.trust-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.trust-bg img{position:absolute;top:50%;right:-7%;transform:translateY(-50%);
  width:min(900px,70%);height:auto;max-width:none;
  opacity:.44;
  -webkit-mask-image:radial-gradient(78% 88% at 68% 50%, #000 34%, rgba(0,0,0,.7) 52%, rgba(0,0,0,0) 100%);
          mask-image:radial-gradient(78% 88% at 68% 50%, #000 34%, rgba(0,0,0,.7) 52%, rgba(0,0,0,0) 100%)}

/* ---------- interlocking-circle texture (from design/logo/logo-preview tiling) ---------- */
.texturable{position:relative;overflow:hidden}
.texturable>.wrap,.texturable>.narrow{position:relative;z-index:1}
.texture{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}
.texture.t-evidence{color:var(--ai-strong);opacity:.05;
  -webkit-mask-image:radial-gradient(58% 72% at 2% 10%,#000,transparent 62%);
          mask-image:radial-gradient(58% 72% at 2% 10%,#000,transparent 62%)}
.texture.t-dark{color:#f4efdf;opacity:.07;
  -webkit-mask-image:radial-gradient(72% 85% at 100% -5%,#000,transparent 66%);
          mask-image:radial-gradient(72% 85% at 100% -5%,#000,transparent 66%)}
.texture.t-final{color:var(--ai-text);opacity:.06;
  -webkit-mask-image:radial-gradient(85% 75% at 50% 118%,#000,transparent 70%);
          mask-image:radial-gradient(85% 75% at 50% 118%,#000,transparent 70%)}
.texture.t-gate{color:var(--ai-strong);opacity:.045;
  -webkit-mask-image:radial-gradient(60% 78% at 100% 6%,#000,transparent 60%);
          mask-image:radial-gradient(60% 78% at 100% 6%,#000,transparent 60%)}
.texture.t-source{color:var(--ai-strong);opacity:.05;
  -webkit-mask-image:radial-gradient(64% 82% at 0% 100%,#000,transparent 62%);
          mask-image:radial-gradient(64% 82% at 0% 100%,#000,transparent 62%)}
.texture.t-deploy{color:var(--ai-strong);opacity:.05;
  -webkit-mask-image:radial-gradient(68% 82% at 100% 100%,#000,transparent 64%);
          mask-image:radial-gradient(68% 82% at 100% 100%,#000,transparent 64%)}

@media(max-width:860px){
  h1{font-size:40px}h2{font-size:31px}
  header.page h1{font-size:36px}
  .split,.candor-grid,.deploy-grid{grid-template-columns:1fr;gap:32px}
  .split.rev .txt{order:0}
  .trap-row{grid-template-columns:1fr;gap:8px}
  .navlinks{display:none}
  .xgrid{grid-template-columns:1fr}
  .trust-bg img{width:980px;right:-520px;opacity:.25}
}