/* ============================================================
   CASTLE - design system
   Architectural monochrome. Hairlines, big editorial type,
   one restrained cool accent. No generic-AI gradients.
   ============================================================ */
:root{
  --bg:#070809;
  --bg-2:#0c0e11;
  --bg-3:#10141a;
  --panel:rgba(255,255,255,0.018);
  --line:rgba(255,255,255,0.085);
  --line-2:rgba(255,255,255,0.16);
  --ink:#f3f5f7;
  --ink-2:#c3c9d1;
  --ink-3:#929aa4;
  --ink-4:#565c66;
  --accent:#8fb6d6;          /* cool steel - used sparingly */
  --accent-soft:rgba(143,182,214,0.14);
  --accent-line:rgba(143,182,214,0.45);
  --maxw:1240px;
  --pad:clamp(1.25rem,5vw,2.5rem);
  --font-display:'Space Grotesk',-apple-system,BlinkMacSystemFont,sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  --font-mono:'Space Mono','SFMono-Regular',Menlo,monospace;
  --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  font-feature-settings:"ss01","cv05";
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

/* background texture: faint grid + vignette */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(1100px 700px at 78% -8%, rgba(143,182,214,0.07), transparent 60%),
    radial-gradient(900px 600px at 5% 12%, rgba(255,255,255,0.025), transparent 55%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.022) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.022) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%, black, transparent 85%);
          mask-image:radial-gradient(circle at 50% 30%, black, transparent 85%);
}
main,nav,footer{position:relative;z-index:1}

a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--accent);color:#07090c}

.wrap{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

/* ---------- typography ---------- */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-0.03em;line-height:1.04}
.eyebrow{
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--ink-3);display:inline-flex;align-items:center;gap:.7rem;
}
.eyebrow .num{color:var(--accent)}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--line-2);display:inline-block}

h1.hero-title{font-size:clamp(2.7rem,6.4vw,5.4rem);letter-spacing:-0.04em;font-weight:600}
h2.section-title{font-size:clamp(1.9rem,3.8vw,3.1rem);margin-top:1.1rem}
.lead{color:var(--ink-2);font-size:clamp(1.05rem,1.5vw,1.25rem);line-height:1.7;max-width:60ch}
p.body{color:var(--ink-2);line-height:1.72}
.accent-text{color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;font-family:var(--font-mono);
  font-size:.82rem;letter-spacing:.04em;padding:.95rem 1.5rem;border-radius:100px;
  border:1px solid var(--line-2);color:var(--ink);background:transparent;cursor:pointer;
  transition:all .35s var(--ease);white-space:nowrap;
}
.btn:hover{border-color:var(--ink);background:rgba(255,255,255,0.04)}
.btn.primary{background:var(--ink);color:#08090b;border-color:var(--ink);font-weight:700}
.btn.primary:hover{background:#fff;box-shadow:0 0 0 4px rgba(255,255,255,0.08)}

/* ---------- nav ---------- */
nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:all .4s var(--ease);
  border-bottom:1px solid transparent;
}
nav.scrolled{
  background:rgba(7,8,9,0.72);backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;transition:height .4s var(--ease)}
nav.scrolled .nav-inner{height:62px}
.brand{display:flex;align-items:center;gap:.6rem}
.brand img{height:34px;width:auto;transition:height .4s var(--ease)}
nav.scrolled .brand img{height:29px}
.nav-links{display:flex;align-items:center;gap:2.1rem}
.nav-links a{font-size:.86rem;color:var(--ink-2);transition:color .25s;position:relative}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:1px;background:var(--accent);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:1rem}
.menu-btn{display:none;background:none;border:0;color:var(--ink);cursor:pointer;width:30px;height:30px}
.menu-btn span{display:block;height:1.5px;background:var(--ink);margin:6px 0;width:24px;transition:.3s var(--ease)}

/* ---------- hero ---------- */
.hero{padding-top:clamp(8rem,16vh,11rem);padding-bottom:clamp(4rem,9vh,7rem);position:relative;overflow:hidden;max-width:none;padding-left:0;padding-right:0}
.hero-inner{max-width:var(--maxw);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad);position:relative;z-index:2}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;opacity:.38;pointer-events:none;filter:saturate(.92)}
.hero-video-overlay{position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,var(--bg) 0%,rgba(7,8,9,.80) 46%,rgba(7,8,9,.42) 100%),linear-gradient(180deg,rgba(7,8,9,.55) 0%,rgba(7,8,9,.10) 24%,rgba(7,8,9,.10) 66%,var(--bg) 100%)}
@media (prefers-reduced-motion: reduce){.hero-video{display:none}}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:.6rem;border:1px solid var(--line);border-radius:100px;
  padding:.45rem .9rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-2);margin-bottom:1.9rem;background:var(--panel);
}
.hero-tag .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-soft);animation:pulse 2.6s var(--ease) infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-title em{font-style:normal;color:var(--ink-3)}
.hero p.lead{margin-top:1.7rem}
.hero-actions{display:flex;gap:.9rem;margin-top:2.4rem;flex-wrap:wrap}
.hero-meta{display:flex;gap:2.2rem;margin-top:3rem;padding-top:1.8rem;border-top:1px solid var(--line);flex-wrap:wrap}
.hero-meta .stat .k{font-family:var(--font-display);font-size:1.5rem;font-weight:600;letter-spacing:-0.02em}
.hero-meta .stat .l{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin-top:.3rem}

/* obligation graph visual */
.graph-card{
  position:relative;aspect-ratio:1/1;border:1px solid var(--line);border-radius:18px;
  background:linear-gradient(160deg,rgba(255,255,255,0.025),rgba(255,255,255,0));
  overflow:hidden;
}
.graph-card .corner{position:absolute;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.18em;color:var(--ink-4);text-transform:uppercase}
.graph-card .corner.tl{top:14px;left:16px}
.graph-card .corner.br{bottom:14px;right:16px}
.graph-svg{position:absolute;inset:0;width:100%;height:100%}
.edge{stroke:var(--line-2);stroke-width:1;fill:none;stroke-dasharray:var(--len);stroke-dashoffset:var(--len);animation:draw 1.6s var(--ease) forwards;animation-delay:var(--d,0s)}
@keyframes draw{to{stroke-dashoffset:0}}
.node-g{opacity:0;animation:fadeNode .7s var(--ease) forwards;animation-delay:var(--d,0s)}
@keyframes fadeNode{to{opacity:1}}
.node .dot{fill:var(--ink-3);stroke:var(--bg);stroke-width:1.5}
.node.hot .dot{fill:var(--accent)}
.node .hub-ring{fill:none;stroke:var(--accent-line);stroke-width:1;opacity:.38}
.node .lbl{font-family:var(--font-mono);font-size:8.5px;font-weight:500;fill:var(--ink-2);letter-spacing:.14em;text-transform:uppercase}
.node.hot .lbl{fill:var(--ink)}
.float-a{animation:floatA 9s ease-in-out infinite}
.float-b{animation:floatB 11s ease-in-out infinite}
.float-c{animation:floatC 10s ease-in-out infinite}
@keyframes floatA{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes floatB{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}
@keyframes floatC{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}
.pulse-dot{fill:var(--accent);r:2.4}

/* ---------- marquee strip ---------- */
.strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:1.4rem 0;overflow:hidden;background:var(--bg-2)}
.strip-label{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-bottom:.9rem;text-align:center}
.marquee{display:flex;gap:3.4rem;width:max-content;animation:scroll 38s linear infinite}
.marquee span{font-family:var(--font-display);font-size:1.05rem;color:var(--ink-3);white-space:nowrap;display:flex;align-items:center;gap:3.4rem;letter-spacing:-0.01em}
.marquee span::after{content:"◇";color:var(--ink-4);font-size:.7rem}
@keyframes scroll{to{transform:translateX(-50%)}}
.strip:hover .marquee{animation-play-state:paused}

/* ---------- section scaffolding ---------- */
section.block{padding:clamp(5rem,11vh,8.5rem) 0}
.section-head{max-width:64ch;margin-bottom:clamp(2.8rem,6vh,4.5rem)}

/* what castle is - graph row */
.layer{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.flow{
  font-family:var(--font-mono);font-size:.8rem;line-height:2.1;color:var(--ink-2);
  border:1px solid var(--line);border-radius:var(--r);padding:1.6rem 1.8rem;background:var(--panel);
}
.flow .step{display:flex;align-items:center;gap:.8rem;padding:.55rem 0}
.flow .step+.step{border-top:1px dashed var(--line)}
.flow .lbl{color:var(--ink-3);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;min-width:92px}
.flow b{color:var(--ink);font-weight:400}

/* feature / module grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cell{background:var(--bg);padding:2rem 1.9rem;transition:background .4s var(--ease);position:relative;min-height:230px;display:flex;flex-direction:column}
.cell:hover{background:var(--bg-2)}
.cell .ix{font-family:var(--font-mono);font-size:.72rem;color:var(--ink-4);letter-spacing:.1em}
.cell h3{font-size:1.3rem;margin-top:1.1rem;font-weight:600}
.cell p{color:var(--ink-2);font-size:.95rem;margin-top:.7rem;line-height:1.62;flex:1}
.tag{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;padding:.3rem .6rem;border-radius:6px;margin-top:1.3rem;align-self:flex-start}
.tag::before{content:"";width:6px;height:6px;border-radius:50%}
.tag.built{color:#9fdcc0;background:rgba(95,200,150,0.1)}
.tag.built::before{background:#5fc896}
.tag.designed{color:var(--ink-3);background:rgba(255,255,255,0.04)}
.tag.designed::before{background:var(--ink-4)}

/* moat two-up */
.moat{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:1.5rem}
.moat-card{border:1px solid var(--line);border-radius:var(--r);padding:2.2rem 2rem;background:var(--panel);transition:.4s var(--ease)}
.moat-card:hover{border-color:var(--line-2)}
.moat-card .k{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.moat-card h3{font-size:1.55rem;margin-top:1rem;font-weight:600}
.moat-card p{color:var(--ink-2);margin-top:.9rem;line-height:1.68}

/* terminal */
.terminal{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#0a0c0f;box-shadow:0 30px 80px -40px rgba(0,0,0,.8)}
.term-bar{display:flex;align-items:center;gap:.5rem;padding:.85rem 1.1rem;border-bottom:1px solid var(--line);background:var(--bg-2)}
.term-bar .d{width:11px;height:11px;border-radius:50%;background:var(--line-2)}
.term-bar .t{margin-left:.8rem;font-family:var(--font-mono);font-size:.72rem;color:var(--ink-3)}
.term-body{padding:1.5rem 1.6rem;font-family:var(--font-mono);font-size:.84rem;line-height:1.85;overflow-x:auto}
.term-body .pr{color:var(--accent)}
.term-body .cm{color:var(--ink)}
.term-body .ou{color:var(--ink-3)}
.term-body .ok{color:#5fc896}
.term-body .hl{color:var(--ink);background:rgba(143,182,214,.12);padding:0 .2em}

.steps{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:1.5rem}
.steps .s{background:var(--bg);padding:1.3rem 1.5rem;display:grid;grid-template-columns:auto 1fr;gap:1.1rem;align-items:start}
.steps .s .n{font-family:var(--font-mono);color:var(--accent);font-size:.8rem}
.steps .s h4{font-family:var(--font-display);font-size:1.05rem;font-weight:600}
.steps .s p{color:var(--ink-3);font-size:.9rem;margin-top:.25rem}

/* trust list */
.trust{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.trust .t{background:var(--bg);padding:1.7rem 1.8rem}
/* Safety net: if a hairline grid ends with a lone orphan card, stretch it to
   fill the row so no empty (line-coloured) cells show. Dormant when the grid is
   already full (counts that divide evenly). */
.grid-3 > .cell:last-child:nth-child(3n+1){grid-column:1 / -1}
.trust > .t:last-child:nth-child(odd){grid-column:1 / -1}
.trust .t .ic{font-family:var(--font-mono);color:var(--accent);font-size:.78rem;letter-spacing:.1em}
.trust .t h4{font-size:1.1rem;margin-top:.7rem;font-weight:600}
.trust .t p{color:var(--ink-3);font-size:.9rem;margin-top:.4rem;line-height:1.6}

/* CTA band */
.cta{border:1px solid var(--line);border-radius:20px;padding:clamp(2.5rem,6vw,4.5rem);text-align:center;background:
  radial-gradient(700px 320px at 50% -20%, rgba(143,182,214,0.1), transparent 70%),var(--bg-2);position:relative;overflow:hidden}
.cta h2{font-size:clamp(1.9rem,4vw,3rem);font-weight:600}
.cta p{color:var(--ink-2);max-width:54ch;margin:1.2rem auto 0;line-height:1.7}
.cta .hero-actions{justify-content:center;margin-top:2.4rem}
.cta-roles{display:flex;gap:.7rem;justify-content:center;flex-wrap:wrap;margin-top:2.2rem}
.cta-roles .role{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);border:1px solid var(--line);border-radius:100px;padding:.45rem .9rem}

/* footer */
footer{border-top:1px solid var(--line);padding:clamp(3rem,6vh,4.5rem) 0 2.5rem;margin-top:0}
.foot-grid{display:flex;justify-content:space-between;gap:2rem;flex-wrap:wrap;align-items:flex-start}
footer .brand img{height:30px}
.foot-tag{color:var(--ink-3);font-size:.9rem;margin-top:1.1rem;max-width:34ch;line-height:1.6}
.foot-cols{display:flex;gap:4rem;flex-wrap:wrap}
.foot-col h5{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-4);margin-bottom:1rem}
.foot-col a{display:block;color:var(--ink-2);font-size:.9rem;padding:.32rem 0;transition:color .25s}
.foot-col a:hover{color:var(--ink)}
.foot-bottom{margin-top:3rem;padding-top:1.8rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-family:var(--font-mono);font-size:.72rem;color:var(--ink-4);letter-spacing:.04em}
.foot-bottom .disclaimer{max-width:62ch;line-height:1.6}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr}
  /* explicit square: aspect-ratio collapses to ~0 height as a sole auto-row grid item */
  .graph-card{order:-1;width:min(440px,82vw);height:min(440px,82vw);aspect-ratio:auto;max-width:none;margin:0 auto 1.4rem}
  .layer,.moat,.trust{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .nav-links{
    position:fixed;inset:0 0 auto 0;top:0;flex-direction:column;align-items:flex-start;
    gap:0;background:rgba(8,9,11,0.98);backdrop-filter:blur(20px);padding:6rem 2rem 2rem;
    transform:translateY(-100%);transition:transform .45s var(--ease);height:100vh;
  }
  .nav-links.open{transform:none}
  .nav-links a{font-size:1.6rem;font-family:var(--font-display);color:var(--ink);padding:1rem 0;width:100%;border-bottom:1px solid var(--line)}
  .menu-btn{display:block;z-index:60}
  .menu-btn.x span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .menu-btn.x span:nth-child(2){opacity:0}
  .menu-btn.x span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .nav-cta .btn:not(.menu-btn){display:none}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .edge{stroke-dashoffset:0}
  .node-g{opacity:1}
}

/* ===== Tablet: keep card grids 2-up instead of collapsing straight to one column ===== */
@media(min-width:621px) and (max-width:920px){
  .grid-3{grid-template-columns:1fr 1fr}
  .trust{grid-template-columns:1fr 1fr}
  .moat{grid-template-columns:1fr 1fr}
  .hero-meta{gap:1.8rem}
  .foot-cols{gap:3rem}
}

/* ===== Phones (<=620px) ===== */
@media(max-width:620px){
  .cell{min-height:0;padding:1.6rem 1.45rem}
  .trust .t{padding:1.45rem 1.45rem}
  .moat-card{padding:1.7rem 1.55rem}
  .hero-meta{gap:1.3rem 1.9rem;margin-top:2.2rem;padding-top:1.4rem}
  .hero-actions{gap:.7rem}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .flow{font-size:.76rem;padding:1.3rem 1.3rem;line-height:1.95}
  .term-body{font-size:.76rem;padding:1.2rem 1.2rem}
  .marquee{gap:2.4rem}
  .steps .s{padding:1.15rem 1.25rem;gap:.9rem}
  .foot-grid{gap:2.4rem}
  .foot-cols{gap:2.4rem}
}

/* ===== Small phones (<=400px) ===== */
@media(max-width:400px){
  .hero-title{font-size:clamp(2.15rem,9.2vw,2.7rem);letter-spacing:-0.03em}
  .section-title,h2.section-title{font-size:clamp(1.6rem,7.4vw,1.9rem)}
  .hero-meta{flex-direction:column;gap:1rem}
  .hero-tag{font-size:.66rem}
  .cta-roles{gap:.5rem}
}

/* ---------- output example snippets + terminal caption ---------- */
.cell .ex{
  font-family:var(--font-mono);font-size:.72rem;line-height:1.6;color:var(--ink-3);
  background:var(--bg-2);border:1px solid var(--line);border-radius:8px;
  padding:.6rem .72rem;margin-top:1rem;display:block;white-space:nowrap;overflow-x:auto;
}
.cell .ex b{color:var(--accent);font-weight:400}
.cell .ex .ar{color:var(--ink-4);padding:0 .15em}
.term-cap{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;color:var(--ink-4);margin-top:.95rem;text-align:center}

/* ---------- product output example panels (demo mockup) ---------- */
.sample-flag{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.3rem;font-family:var(--font-mono);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);border:1px solid var(--line);border-radius:100px;padding:.35rem .8rem;background:var(--panel)}
.sample-flag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.demos{display:grid;grid-template-columns:repeat(2,1fr);gap:1.3rem;margin-top:2.6rem}
.demo{border:1px solid var(--line-2);border-radius:var(--r);background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,0) 130px),var(--bg-2);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 28px 70px -45px rgba(0,0,0,.9)}
.demo.span2{grid-column:1 / -1}
.demo-head{display:flex;align-items:center;gap:.7rem;padding:.7rem 1rem;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--bg-3),var(--bg-2))}
.demo-head .dots{display:flex;gap:.36rem;margin-right:.2rem}
.demo-head .dots i{width:8px;height:8px;border-radius:50%;background:var(--line-2);display:block}
.demo-head .dt{font-family:var(--font-display);font-weight:600;font-size:.98rem;letter-spacing:-.01em;color:var(--ink)}
.demo-head .crumb{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.03em;color:var(--ink-4)}
.demo-head .spacer{flex:1}
.demo-head .htag{font-family:var(--font-mono);font-size:.56rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);border:1px solid var(--line);border-radius:100px;padding:.22rem .58rem}
.demo-body{padding:1.1rem 1.15rem;display:flex;flex-direction:column;gap:.85rem;flex:1}
.demo-foot{border-top:1px solid var(--line);padding:.55rem 1.05rem;background:var(--bg-3);font-family:var(--font-mono);font-size:.58rem;letter-spacing:.04em;color:var(--ink-4);display:flex;align-items:center;justify-content:space-between;gap:.6rem}
.demo-foot .sd{color:var(--ink-3)}
.fl{font-family:var(--font-mono);font-size:.56rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-4);display:block}
.pills{display:flex;flex-wrap:wrap;gap:.42rem;margin-top:.5rem}
.pill{font-family:var(--font-mono);font-size:.66rem;color:var(--ink-2);border:1px solid var(--line);border-radius:6px;padding:.26rem .52rem;background:var(--bg-3);white-space:nowrap}
.pill.ctrl{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}
.pill.src{color:var(--ink);border-color:var(--line-2)}
/* obligation map two-column internal layout */
.omap{display:grid;grid-template-columns:1.15fr .85fr;gap:1.3rem}
.omap .quote{font-size:.98rem;color:var(--ink);line-height:1.5;border-left:2px solid var(--accent-line);padding-left:.85rem;margin-top:.5rem}
.omap .side{display:flex;flex-direction:column;gap:.95rem;border-left:1px solid var(--line);padding-left:1.3rem}
/* key/value blocks */
.kv{display:grid;grid-template-columns:auto 1fr;gap:.5rem .9rem;font-size:.82rem;align-items:center;margin-top:.4rem}
.kv .k{color:var(--ink-4);font-family:var(--font-mono);font-size:.64rem;letter-spacing:.04em;white-space:nowrap}
.kv .v{color:var(--ink-2)}
.kv .v.mono{font-family:var(--font-mono);font-size:.74rem;color:var(--ink-3)}
/* product tables (remediation + evidence) */
.tblwrap{overflow-x:auto;margin-top:.2rem}
.tbl{width:100%;border-collapse:collapse;font-size:.82rem}
.tbl th{font-family:var(--font-mono);font-size:.54rem;letter-spacing:.15em;text-transform:uppercase;color:var(--ink-4);text-align:left;font-weight:400;padding:.4rem .55rem;border-bottom:1px solid var(--line-2)}
.tbl td{padding:.52rem .55rem;border-bottom:1px solid var(--line);color:var(--ink-2);vertical-align:middle;white-space:nowrap}
.tbl tr:last-child td{border-bottom:0}
.tbl td.tk{color:var(--ink);white-space:normal}
.tbl .who{color:var(--ink-3);font-size:.78rem}
.tbl .mn{font-family:var(--font-mono);font-size:.72rem;color:var(--ink-3)}
.tbl tbody tr:hover td{background:rgba(255,255,255,.018)}
/* board KPI tiles */
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:.85rem}
.kpi{border:1px solid var(--line);border-radius:10px;padding:.9rem .95rem;background:var(--bg-3)}
.kpi .n{font-family:var(--font-display);font-size:1.85rem;font-weight:600;color:var(--ink);letter-spacing:-.02em;line-height:1}
.kpi .c{font-size:.72rem;color:var(--ink-3);margin-top:.5rem;line-height:1.35}
.coverrow{display:flex;align-items:center;justify-content:space-between;font-size:.84rem;color:var(--ink-2)}
.coverrow .mv{font-family:var(--font-display);color:var(--ink);font-weight:600}
.bar{height:7px;border-radius:100px;background:var(--bg-3);overflow:hidden;margin-top:.5rem;border:1px solid var(--line)}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,#6f9fc4,var(--accent))}
/* status chips */
.chip{display:inline-block;font-family:var(--font-mono);font-size:.58rem;letter-spacing:.06em;text-transform:uppercase;padding:.22rem .5rem;border-radius:100px;border:1px solid var(--line-2);color:var(--ink-3);white-space:nowrap}
.chip.prog{color:#8fb6d6;border-color:rgba(143,182,214,.45);background:rgba(143,182,214,.10)}
.chip.evid{color:#e0b15a;border-color:rgba(224,177,90,.42);background:rgba(224,177,90,.10)}
.chip.review,.chip.ok{color:#5fc896;border-color:rgba(95,200,150,.42);background:rgba(95,200,150,.10)}
.chip.hi{color:#e0866b;border-color:rgba(224,134,107,.46);background:rgba(224,134,107,.10)}
@media(max-width:840px){.demos{grid-template-columns:1fr}.demo.span2{grid-column:auto}.kpis{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.omap{grid-template-columns:1fr}.omap .side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:.95rem}}

/* ============================================================
   Optimization pass - keyboard a11y, touch targets, iOS safe-area,
   large/ultrawide displays, mobile data, print. Non-destructive:
   preserves the design language, only hardens it across platforms.
   ============================================================ */
/* keyboard focus visibility (previously none) */
a:focus-visible,.btn:focus-visible,button:focus-visible,.nav-links a:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;border-radius:8px}
/* skip-to-content link (hidden until focused) */
.skip-link{position:fixed;top:-64px;left:1rem;z-index:200;background:var(--accent);color:#07090c;
  font-family:var(--font-mono);font-size:.8rem;letter-spacing:.04em;padding:.6rem 1rem;border-radius:8px;
  transition:top .2s var(--ease)}
.skip-link:focus{top:1rem}
/* iOS notch / safe-area insets */
.nav-inner{padding-top:env(safe-area-inset-top)}
@supports(padding:max(0px)){
  .wrap,.hero-inner{padding-left:max(var(--pad),env(safe-area-inset-left));
    padding-right:max(var(--pad),env(safe-area-inset-right))}
}
/* marquee pauses on keyboard focus too (motion control) */
.strip:focus-within .marquee{animation-play-state:paused}
/* touch ergonomics + dynamic viewport for the mobile menu (44px targets, dvh) */
@media(max-width:920px){
  .menu-btn{width:44px;height:44px;display:flex;flex-direction:column;justify-content:center;align-items:center}
  .nav-links{height:100vh;height:100dvh;max-height:100dvh;overflow-y:auto;
    padding-top:max(6rem,calc(env(safe-area-inset-top) + 5rem))}
}
@media(max-width:620px){.btn{min-height:44px}.marquee{gap:2rem}.marquee span{gap:2rem}}
/* let content breathe on large / ultrawide displays instead of cramping at 1240px */
@media(min-width:1800px){:root{--maxw:1440px}}
@media(min-width:2400px){:root{--maxw:1680px}}
/* don't pull the multi-MB hero video on phones - the gradient reads great without it */
@media(max-width:760px){.hero-video{display:none}}
/* print: light, legible, no chrome / motion */
@media print{
  body{background:#fff;color:#000}
  body::before,body::after,nav,.hero-video,.hero-video-overlay,.strip,.skip-link{display:none}
  a{color:#0b5cab;text-decoration:underline}
  .reveal{opacity:1!important;transform:none!important}
  *{box-shadow:none!important}
}
/* ---------- nav dropdowns (Product / Solutions) ---------- */
.nav-group{position:relative;display:flex;align-items:center}
.nav-drop-btn{
  display:inline-flex;align-items:center;gap:.5rem;background:none;border:0;cursor:pointer;
  font-family:var(--font-body);font-size:.86rem;color:var(--ink-2);padding:0;transition:color .25s;
}
.nav-drop-btn::after{
  content:"";width:6px;height:6px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;
  transform:rotate(45deg);margin-top:-4px;transition:transform .25s var(--ease);
}
.nav-group:hover .nav-drop-btn,.nav-group:focus-within .nav-drop-btn,.nav-group.open .nav-drop-btn{color:var(--ink)}
.nav-group:hover .nav-drop-btn::after,.nav-group.open .nav-drop-btn::after{transform:rotate(225deg);margin-top:2px}
.nav-drop{
  position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(6px);
  min-width:236px;padding:.5rem;border:1px solid var(--line);border-radius:12px;
  background:rgba(10,12,15,0.96);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 26px 60px -30px rgba(0,0,0,.9);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s;z-index:60;
}
.nav-drop::before{content:"";position:absolute;top:-15px;left:0;right:0;height:15px}
.nav-group:hover .nav-drop,.nav-group:focus-within .nav-drop,.nav-group.open .nav-drop{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.nav-drop a{display:block;padding:.62rem .85rem;border-radius:8px;font-size:.86rem;color:var(--ink-2);white-space:nowrap;transition:color .2s,background .2s}
.nav-drop a::after{display:none}
.nav-drop a:hover{background:rgba(255,255,255,0.05);color:var(--ink)}
@media(max-width:920px){
  .nav-group{width:100%;flex-direction:column;align-items:flex-start}
  .nav-drop-btn{
    pointer-events:none;width:100%;
    font-family:var(--font-mono);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-4);
    padding:1.5rem 0 .4rem;
  }
  .nav-drop-btn::after{display:none}
  .nav-drop{position:static;transform:none;opacity:1;visibility:visible;pointer-events:auto;
    min-width:0;width:100%;padding:0;border:0;border-radius:0;background:none;box-shadow:none;
    backdrop-filter:none;-webkit-backdrop-filter:none;transition:none}
  .nav-drop::before{display:none}
  .nav-drop a{font-size:1.45rem;font-family:var(--font-display);color:var(--ink);padding:.9rem 0;width:100%;border-bottom:1px solid var(--line);border-radius:0;white-space:normal}
  .nav-drop a:hover{background:none}
}

/* runtime enforcement - allow / deny / block console */
.enf-demo{margin-top:2.6rem}
.enf-body{padding:0}
.enf-row{display:flex;align-items:center;gap:.8rem;padding:.9rem 1.15rem;border-bottom:1px solid var(--line);font-family:var(--font-mono);font-size:.78rem;color:var(--ink-2);flex-wrap:wrap}
.enf-row:last-child{border-bottom:0}
.enf-row .st{font-size:.6rem;letter-spacing:.14em;color:var(--ink-4);min-width:1.5rem}
.enf-row .call{color:var(--ink)}
.enf-row .call b{color:var(--accent);font-weight:400}
.enf-row .sp{flex:1}
.enf-row .why{flex-basis:100%;color:var(--ink-3);font-size:.71rem;padding-left:2.3rem;letter-spacing:0;line-height:1.5}
@media(max-width:620px){.enf-row{font-size:.72rem;padding:.75rem .9rem}.enf-row .why{padding-left:0}}