/* ==========================================================================
   pertlomp.com — "Sild" disainisüsteem v3
   Kaks maailma ühel lehel: MASIN (tint, mono, signaal) ja INIMENE (paber, serif, messing).
   Pert on sild. Iga sektsioon on kas masina või inimese pinnal; sild-motiivid ühendavad.
   ========================================================================== */
:root{
  --ink:#0C0B09; --ink-2:#15130F; --ink-3:#1F1B15; --ink-line:rgba(244,239,228,.14);
  --paper:#F4EFE4; --paper-2:#EBE4D3; --paper-3:#E2D9C4; --paper-line:rgba(12,11,9,.14);
  --brass:#C8912E; --brass-soft:#E2B463; --brass-ink:#241705; --brass-fill:#C8912E; --warn:#E0A070;
  --signal:#6EA8FE; --signal-deep:#2F5FB5; --signal-soft:#A9CBFF;
  --slate:#7C8B85;
  --display:"Newsreader","Times New Roman",serif;
  --sans:"Work Sans",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --maxw:1440px; --pad:clamp(22px,4.2vw,80px);
  --r-sm:6px; --r-md:10px; --r-lg:16px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
/* surface tokens: sections set these */
.s-dark{ --bg:var(--ink); --bg-2:var(--ink-2); --card:var(--ink-2); --card-2:var(--ink-3); --fg:#F3EEE1; --fg-soft:#D9D0BB; --muted:rgba(243,238,225,.62); --rule:var(--ink-line); --accent:var(--brass); --accent-2:var(--signal); --accent-ink:#120C02; }
.s-paper{ --brass:#7F5A17; --brass-soft:#8F651C; --warn:#8A3B12; --bg:var(--paper); --bg-2:var(--paper-2); --card:#FFFDF8; --card-2:var(--paper-2); --fg:var(--ink); --fg-soft:#3A3427; --muted:rgba(12,11,9,.62); --rule:var(--paper-line); --accent:var(--brass); --accent-2:var(--signal-deep); --accent-ink:var(--brass-ink); }
.s-paper2{ --brass:#7F5A17; --brass-soft:#8F651C; --warn:#8A3B12; --bg:var(--paper-2); --bg-2:var(--paper-3); --card:#FFFDF8; --card-2:var(--paper-3); --fg:var(--ink); --fg-soft:#3A3427; --muted:rgba(12,11,9,.62); --rule:var(--paper-line); --accent:var(--brass); --accent-2:var(--signal-deep); --accent-ink:var(--brass-ink); }

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{background:var(--ink);color:#F3EEE1;font-family:var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;scroll-behavior:smooth;color-scheme:dark}
a,button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
[id]{scroll-margin-top:88px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--ink);overflow-x:clip}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:0;background:transparent;cursor:pointer;color:inherit}
img{max-width:100%;display:block}
::selection{background:var(--brass);color:var(--brass-ink)}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:4px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:absolute;top:-100px;left:0;background:var(--paper);color:var(--ink);padding:12px 20px;z-index:100;border-radius:0 0 8px 0;font-size:13px;font-weight:600;transition:top .2s}
.skip-link:focus{top:0}

.grain{position:fixed;inset:0;z-index:9998;pointer-events:none;opacity:.055;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>")}
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;z-index:9999;pointer-events:none;border-radius:50%;transform:translate(-100px,-100px);will-change:transform;mix-blend-mode:difference}
.cursor-dot{width:6px;height:6px;background:#fff}
.cursor-ring{width:34px;height:34px;border:1px solid rgba(255,255,255,.7);transition:width .25s,height .25s,background .25s}
.cursor-ring.hover{width:60px;height:60px;background:rgba(255,255,255,.12)}
@media (hover:none),(pointer:coarse),(prefers-reduced-motion:reduce){.cursor-dot,.cursor-ring{display:none}}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 max(var(--pad),env(safe-area-inset-right)) 0 max(var(--pad),env(safe-area-inset-left))}
.mono{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;font-size:11px;font-weight:500}
section, .hero, footer{color:var(--fg);background:var(--bg)}
section{padding:clamp(72px,9vw,150px) 0;position:relative}

/* ---------- spine: the bridge line ---------- */
.spine{position:absolute;left:calc(var(--pad) / 2);top:0;bottom:0;width:1px;pointer-events:none;z-index:1;--p:0}
.spine::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--signal) 0%,var(--brass) 50%,var(--signal) 100%);opacity:.18}
.spine::after{content:"";position:absolute;left:0;top:0;width:1px;height:100%;background:linear-gradient(180deg,var(--signal),var(--brass) 55%,var(--brass-soft));transform:scaleY(var(--p));transform-origin:top;opacity:.85}
@media (max-width:1180px){.spine{display:none}}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:40;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);background:rgba(12,11,9,.72);border-bottom:1px solid var(--ink-line);color:#F3EEE1;transition:background .3s}
.nav.is-scrolled{background:rgba(12,11,9,.9)}
.nav .inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.mark{width:34px;height:34px;border-radius:var(--r-sm);background:var(--brass-fill);color:var(--brass-ink);display:grid;place-items:center;font-family:var(--display);font-size:18px;line-height:1;padding-bottom:2px;flex:0 0 auto;position:relative;overflow:hidden}
.mark::after{content:"";position:absolute;right:-8px;top:-8px;width:16px;height:16px;border-radius:50%;background:var(--signal);opacity:.9}
.bname{display:flex;flex-direction:column;line-height:1;gap:4px;min-width:0}
.bname .n{font-family:var(--display);font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.bname .t{font-family:var(--mono);font-size:9px;letter-spacing:.12em;text-transform:uppercase;opacity:.55;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.navlinks{display:none;gap:26px;align-items:center;margin-left:auto}
.navlinks a{font-size:13px;opacity:.72;transition:opacity .2s;white-space:nowrap;position:relative;padding:6px 0}
.navlinks a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.navlinks a:hover,.navlinks a[aria-current="page"]{opacity:1}
.navlinks a:hover::after,.navlinks a[aria-current="page"]::after{transform:scaleX(1)}
.nav-ctrls{display:flex;gap:8px;align-items:center;margin-left:auto}
.lang-pill{display:inline-flex;align-items:center;border:1px solid var(--ink-line);border-radius:var(--r-sm);padding:2px;font-family:var(--mono);font-size:10px;letter-spacing:.06em;font-weight:500}
.lang-pill a,.lang-pill button{padding:6px 10px;border-radius:4px;opacity:.55;transition:opacity .25s,background .25s,color .25s;min-height:28px;display:inline-flex;align-items:center}
.lang-pill .on{background:#F3EEE1;color:var(--ink);opacity:1}
.nav-cta{display:none;background:var(--brass-fill);color:var(--brass-ink);padding:10px 18px;border-radius:var(--r-sm);font-weight:500;font-size:13px;transition:transform .2s;white-space:nowrap;align-items:center;gap:8px}
.nav-cta:hover{transform:translateY(-1px)}
.menu-btn{display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--ink-line)}
.menu-btn span{display:block;width:18px;height:1.5px;background:#F3EEE1;transition:transform .25s,opacity .25s}
body.menu-open .menu-btn span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
body.menu-open .menu-btn span:nth-child(2){opacity:0}
body.menu-open .menu-btn span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
@media (min-width:960px){.nav .inner{height:76px;gap:20px}.navlinks{display:flex}.nav-cta{display:inline-flex}.menu-btn{display:none}}
@media (max-width:520px){.bname .t{display:none}.nav .lang-pill{display:none}}
.mobile-menu{position:fixed;inset:64px 0 0 0;background:var(--ink);color:#F3EEE1;z-index:38;clip-path:inset(0 0 0 100%);visibility:hidden;transition:clip-path .35s var(--ease),visibility 0s linear .35s;overflow-y:auto;overscroll-behavior:contain;border-top:1px solid var(--ink-line)}
.mobile-menu.open{clip-path:inset(0 0 0 0);visibility:visible;transition:clip-path .35s var(--ease)}
.mm-inner{display:flex;flex-direction:column;padding:24px var(--pad) 40px}
.mm-inner > a{font-family:var(--display);font-weight:300;font-size:28px;letter-spacing:-.01em;padding:16px 0;border-bottom:1px solid var(--ink-line)}
.mm-inner > a:hover{color:var(--brass)}
.mm-controls{display:flex;gap:12px;align-items:center;margin-top:28px;flex-wrap:wrap}
.mm-cta{margin-top:24px;background:var(--brass-fill);color:var(--brass-ink);padding:18px 26px;border-radius:var(--r-sm);font-weight:500;font-size:15px;display:inline-flex;align-items:center;gap:10px;align-self:flex-start}
body.menu-open{overflow:hidden}
@media (min-width:960px){.mobile-menu{display:none}}

/* ---------- primitives ---------- */
.btn-primary{background:var(--brass-fill);color:var(--brass-ink);padding:15px 24px;border-radius:var(--r-sm);font-weight:500;font-size:14px;display:inline-flex;align-items:center;gap:10px;transition:transform .25s var(--ease),box-shadow .25s;min-height:46px;will-change:transform}
.btn-primary:hover{box-shadow:0 12px 30px -12px rgba(200,145,46,.7)}
main[inert],footer[inert]{pointer-events:none}
.btn-primary svg{width:16px;height:16px;flex:0 0 auto}
.btn-ghost{padding:15px 24px;border-radius:var(--r-sm);font-weight:500;font-size:14px;display:inline-flex;align-items:center;gap:10px;border:1px solid var(--rule);transition:background .2s,border-color .2s;min-height:46px}
.btn-ghost:hover{background:var(--card);border-color:var(--accent)}
.btn-ghost svg{width:14px;height:14px;flex:0 0 auto}
.sect-head{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;margin-bottom:clamp(36px,5vw,64px);align-items:end}
.sect-tag{grid-column:1 / span 5;display:flex;align-items:center;gap:12px;min-height:1.4em;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);opacity:.9;padding-bottom:12px}
.sect-tag::before{content:"";width:28px;height:1px;background:currentColor;opacity:.6}
.sect-tag .h{color:var(--accent)}
.sect-title{grid-column:1 / -1;font-family:var(--display);font-weight:300;font-size:clamp(36px,5.4vw,90px);line-height:1.02;letter-spacing:-.02em;margin:18px 0 0;text-wrap:balance;max-width:22ch;color:var(--fg)}
.sect-title em{font-style:italic;color:var(--fg-soft)}
.sect-title .u{background-image:linear-gradient(transparent 64%,color-mix(in oklab,var(--brass-fill) 55%,transparent) 64%,color-mix(in oklab,var(--brass-fill) 55%,transparent) 90%,transparent 90%);padding:0 2px}
.sect-title .m{font-family:var(--mono);font-weight:400;font-size:.42em;letter-spacing:.04em;text-transform:none;color:var(--accent-2);vertical-align:middle;display:inline-block;margin-left:.3em;padding:.2em .5em;border:1px solid var(--rule);border-radius:6px}
@media (max-width:900px){.sect-tag{grid-column:1 / -1}}
.sect-intro{font-size:clamp(16px,1.2vw,18px);line-height:1.65;opacity:.85;max-width:62ch;margin:-12px 0 40px;text-wrap:pretty}
.prose{font-size:clamp(16.5px,1.25vw,18.5px);line-height:1.68;opacity:.92;text-wrap:pretty}
.prose p+p{margin-top:1.1em}
.prose strong{font-weight:500;color:var(--fg)}
.prose a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--accent)}
.prose .drop::first-letter{font-family:var(--display);font-style:italic;font-size:4.4em;float:left;line-height:.82;padding-right:14px;padding-top:8px;color:var(--brass)}
.sub{font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin:1.6em 0 .5em;padding-top:.4em;border-top:1px solid var(--rule)}
.prose .sub:first-child{margin-top:0;padding-top:0;border-top:0}
html.js [data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js [data-reveal="left"]{transform:translateX(-24px)}html.js [data-reveal="right"]{transform:translateX(24px)}
html.js [data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}}

/* ---------- HERO ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:clamp(40px,6vw,96px) 0 clamp(40px,6vw,80px);overflow:hidden}
.hero .wrap{position:relative;z-index:2;width:100%}
.hero-mesh{position:absolute;inset:-10% -10% -20% -10%;z-index:0;opacity:.5;pointer-events:none;
  background:radial-gradient(34% 44% at 20% 30%,color-mix(in oklab,var(--brass) 45%,transparent),transparent 70%),
             radial-gradient(38% 48% at 78% 40%,color-mix(in oklab,var(--signal) 32%,transparent),transparent 72%);
  filter:blur(80px) saturate(1.1);animation:mesh 24s ease-in-out infinite alternate}
@keyframes mesh{0%{transform:translate3d(0,0,0) scale(1)}100%{transform:translate3d(3%,-4%,0) scale(1.08)}}
@media (prefers-reduced-motion:reduce){.hero-mesh{animation:none}}
.hero-top{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:clamp(28px,4vw,56px)}
.hero-loc{display:inline-flex;align-items:center;gap:10px;font-size:12px;opacity:.8}
.hero-loc .dot{width:7px;height:7px;border-radius:50%;background:var(--brass)}
.sys-strip{display:flex;flex-wrap:wrap;align-items:center;gap:10px 26px;font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted)}
.sys-strip .item{display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.sys-strip .dot{width:6px;height:6px;border-radius:50%;background:var(--signal);flex:0 0 auto;position:relative}
.sys-strip .dot.h{background:var(--brass)}
.sys-strip .dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid currentColor;color:var(--signal);opacity:.5;animation:pulse 2.4s ease-out infinite}
.sys-strip .dot.h::after{color:var(--brass)}
@keyframes pulse{0%{transform:scale(.6);opacity:.7}100%{transform:scale(2.2);opacity:0}}
@media (prefers-reduced-motion:reduce){.sys-strip .dot::after{display:none}}
.sys-strip .v{color:var(--fg);opacity:.9;font-weight:500}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(24px,4vw,64px);align-items:center}
.hero-grid > *{min-width:0}
.hero-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;opacity:.7;margin-bottom:24px;display:flex;align-items:center;gap:12px;color:var(--signal-soft)}
.hero-eyebrow::before{content:"";width:32px;height:1px;background:currentColor;opacity:.6}
h1.hero-title{font-family:var(--display);font-weight:300;font-size:clamp(40px,7.2vw,120px);line-height:.98;letter-spacing:-.025em;margin:0;text-wrap:pretty;color:#F3EEE1}
h1.hero-title .mach{font-family:var(--mono);font-weight:400;font-size:.52em;letter-spacing:-.01em;color:var(--signal-soft);display:block;margin-bottom:.18em}
h1.hero-title em{font-style:italic;font-weight:400;color:var(--brass-soft)}
.hero-lede{font-size:clamp(17px,1.3vw,19.5px);line-height:1.6;max-width:50ch;opacity:.86;margin:30px 0 0;text-wrap:pretty}
.hero-lede strong{font-weight:500;color:#fff}
.hero-cta-row{display:flex;gap:12px;align-items:center;margin-top:32px;flex-wrap:wrap}
.hero-proof{font-size:12px;opacity:.6;margin-top:14px}
.hero-right{position:relative;min-width:0;min-height:420px}
#globe{position:relative;width:100%;max-width:100%;aspect-ratio:1/1;max-height:72vh;margin:0 auto;cursor:grab;touch-action:pan-y;opacity:0;transition:opacity 1.2s ease}
#globe.is-ready{opacity:1}
#globe canvas{display:block}
.globe-labels{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.globe-label{position:absolute;left:0;top:0;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#F3EEE1;white-space:nowrap;opacity:0;transition:opacity .3s;padding:4px 8px;border:1px solid rgba(243,238,225,.18);background:rgba(12,11,9,.55);border-radius:4px;backdrop-filter:blur(6px)}
.globe-label.home{color:var(--brass-ink);background:#E2B463;border-color:transparent;font-weight:500}
.globe-label.is-hover{background:var(--brass);color:var(--brass-ink);border-color:transparent}
.globe-fallback{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.globe-fallback .ring{width:70%;aspect-ratio:1;border-radius:50%;border:1px dashed rgba(243,238,225,.25);background:radial-gradient(circle at 35% 30%,rgba(200,145,46,.18),transparent 55%)}
#globe.is-ready + .globe-fallback{display:none}
.hero-portrait{position:absolute;left:-2%;bottom:4%;width:min(32%,210px);aspect-ratio:4/5;border-radius:var(--r-md);overflow:hidden;box-shadow:0 30px 60px -24px rgba(0,0,0,.8);border:1px solid rgba(243,238,225,.15);z-index:3;transform:rotate(-3deg)}
.hero-portrait img{width:100%;height:100%;object-fit:cover;object-position:center 18%;filter:saturate(.9)}
.hero-portrait .tag{position:absolute;left:10px;right:10px;bottom:10px;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.6)}
.hero-link{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:4;overflow:visible;opacity:0;transition:opacity .4s}
.hero-link path{fill:none;stroke:var(--brass-soft);stroke-width:2.2;stroke-dasharray:7 5;animation:flow 1.2s linear infinite;filter:drop-shadow(0 0 6px rgba(226,180,99,.5))}
.hero-link circle{fill:var(--signal);filter:drop-shadow(0 0 8px var(--signal))}
@keyframes flow{to{stroke-dashoffset:-12}}
@media (prefers-reduced-motion:reduce){.hero-link path{animation:none}}
.hero-creds{margin-top:clamp(40px,5vw,64px);padding-top:28px;border-top:1px solid var(--ink-line);display:grid;grid-template-columns:auto 1fr;gap:32px;align-items:start}
.hero-creds .eyebrow{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.55;padding-top:6px}
.hero-creds .row{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.cred .v{font-family:var(--display);font-style:italic;font-size:clamp(24px,2.3vw,36px);line-height:1;letter-spacing:-.01em;display:block;margin-bottom:6px;color:var(--brass-soft)}
.cred .v .sup{font-size:.55em;vertical-align:super;opacity:.6;margin-left:2px}
.cred .k{font-size:12px;opacity:.68;line-height:1.4;max-width:24ch}
@media (max-width:1000px){
  .hero{min-height:auto}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  /* maakera ääristeta: laieneb täpselt vaateava servani */
  .hero:not(.ai-hero) .hero-right{order:-1;min-height:0;margin-inline:calc(var(--pad) * -1);width:calc(100% + var(--pad) * 2)}
  .ai-hero .hero-right{order:2;min-height:0}
  #globe{max-height:none;max-width:100%;margin:0}
  .hero-portrait{left:auto;right:var(--pad);bottom:0;width:min(34%,150px);transform:rotate(3deg)}
  .hero-link{display:none !important}
  .hero-creds{grid-template-columns:1fr}
  .hero-creds .row{grid-template-columns:repeat(2,1fr);gap:24px}
}
@media (max-width:600px){
  .hero-creds .row{grid-template-columns:1fr 1fr;gap:16px}
  .hero-cta-row{flex-direction:column;align-items:stretch}
  .hero-cta-row .btn-primary,.hero-cta-row .btn-ghost{justify-content:center}
  .hero-top{flex-direction:column;align-items:flex-start;gap:14px}
  .sys-strip{gap:10px 18px;width:100%}
  .sys-strip .item{font-size:10.5px}
  .sys-strip .dot{margin-left:2px}
  .motion-btn{order:9;margin-top:4px}
  .hero-portrait{width:min(30%,124px)}
  .hero-portrait .tag{font-size:8px;letter-spacing:.04em;white-space:nowrap;left:8px;right:8px;bottom:8px}
}

/* motion toggle (WCAG 2.2.2: autoplay > 5 s needs a pause control) */
.motion-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;opacity:.65;border:1px solid var(--ink-line);border-radius:999px;padding:7px 12px;min-height:32px;transition:opacity .2s,border-color .2s}
.motion-btn:hover{opacity:1;border-color:var(--brass)}
.motion-btn .on-txt{display:none}
body.motion-off .motion-btn .on-txt{display:inline}body.motion-off .motion-btn .off-txt{display:none}
body.motion-off .logos-track,body.motion-off .hero-mesh,body.motion-off .sys-strip .dot::after,body.motion-off .ap-status .dot::after,body.motion-off .hero-link path,body.motion-off .term-out::after{animation:none}
body.motion-off .cursor-dot,body.motion-off .cursor-ring{display:none}
[data-decode]{white-space:nowrap;font-variant-ligatures:none}
/* ---------- ribbon ---------- */
.logos{border-top:1px solid var(--ink-line);border-bottom:1px solid var(--ink-line);padding:20px 0;overflow:hidden;background:var(--ink-2);color:#F3EEE1}
.logos-track{display:flex;gap:52px;align-items:center;width:max-content;animation:scroll 60s linear infinite}
.logos-track .item{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.7;white-space:nowrap}
.logos-track .item:nth-child(4n+1){color:var(--signal-soft)}
.logos-track .dot{width:5px;height:5px;border-radius:50%;background:var(--brass);flex:0 0 auto}
@keyframes scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.logos-track{animation:none}}

/* ---------- BRIDGE (signature section) ---------- */
.bridge-sect{padding:0;background:var(--ink)}
.bridge{position:relative;min-height:min(78svh,720px);overflow:hidden;--seam:.5;cursor:col-resize}
.bridge-layer{position:absolute;inset:0;display:grid;align-items:center;padding:clamp(56px,7vw,110px) var(--pad)}
.bridge-layer .inner{max-width:var(--maxw);margin:0 auto;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,80px);align-items:center}
.bridge-layer.machine{background:var(--ink);color:#F3EEE1;background-image:linear-gradient(rgba(110,168,254,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(110,168,254,.06) 1px,transparent 1px);background-size:40px 40px}
.bridge-layer.human{background:var(--paper);color:var(--ink);clip-path:inset(0 0 0 50%)}
.bridge-h{font-family:var(--display);font-weight:300;font-size:clamp(34px,4.8vw,78px);line-height:1.02;letter-spacing:-.02em;margin:0;text-wrap:balance}
.machine .bridge-h{font-family:var(--mono);font-weight:400;font-size:clamp(24px,3.4vw,54px);letter-spacing:-.02em;line-height:1.12;color:var(--signal-soft)}
.machine .bridge-h em{font-style:normal;color:#F3EEE1}
.human .bridge-h em{font-style:italic;color:var(--brass)}
.bridge-tag{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:22px;opacity:.75}
.machine .bridge-tag{color:var(--signal-soft)}.human .bridge-tag{color:var(--brass)}
.bridge-p{font-size:clamp(15.5px,1.2vw,18px);line-height:1.65;max-width:44ch;margin:22px 0 0;opacity:.85}
.bridge-punch{font-family:var(--display);font-style:italic;font-size:clamp(17px,1.5vw,22px);line-height:1.35;opacity:1;margin-top:18px;padding-top:16px;border-top:1px solid currentColor}
.machine .bridge-punch{color:var(--signal-soft);border-color:rgba(110,168,254,.3)}
.human .bridge-punch{color:var(--brass);border-color:rgba(12,11,9,.18)}
.bridge-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.bridge-list li{padding:14px 18px;border:1px solid currentColor;border-radius:var(--r-sm);font-size:15px;line-height:1.45;display:flex;gap:14px;align-items:baseline}
.bridge-list li b{font-family:var(--mono);font-size:10px;letter-spacing:.1em;opacity:.7;flex:0 0 auto}
.machine .bridge-list li{border-color:rgba(110,168,254,.28);font-family:var(--mono);font-size:13.5px}
.human .bridge-list li{border-color:rgba(12,11,9,.18);font-family:var(--display);font-size:19px;font-style:italic}
.bridge-seam{position:absolute;top:0;bottom:0;left:50%;width:2px;background:linear-gradient(180deg,var(--signal),var(--brass));z-index:3;pointer-events:none;transform:translateX(-1px)}
.bridge-seam::before{content:attr(data-label);position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:var(--ink);border:1px solid var(--brass);border-radius:999px;padding:8px 14px;white-space:nowrap}
.bridge-hint{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.6;z-index:4;color:#F3EEE1;mix-blend-mode:difference;pointer-events:none}
@media (max-width:900px){.bridge{min-height:auto;cursor:default}.bridge-layer{position:relative;inset:auto;clip-path:none !important}.bridge-layer .inner{grid-template-columns:1fr}.bridge-seam{display:none}.bridge-hint{display:none}.bridge-layer.human{clip-path:none}}

/* ---------- WHY (chaos → order) ---------- */
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden}
.why-card{padding:36px 32px;background:var(--card);display:grid;grid-template-columns:1fr auto;gap:22px;min-height:230px;transition:background .3s;position:relative}
.why-card:hover{background:var(--card-2)}
.why-card .num{font-family:var(--mono);font-size:12px;color:var(--accent-2);letter-spacing:.08em;margin-bottom:12px}
.why-card h3{font-family:var(--display);font-weight:300;font-size:clamp(21px,1.9vw,26px);line-height:1.2;letter-spacing:-.01em;margin:0 0 12px;text-wrap:pretty;max-width:34ch}
.why-card p{margin:0;font-size:15px;line-height:1.6;opacity:.82;max-width:50ch}
.why-card svg.chaos{width:160px;height:100px;flex:0 0 auto;align-self:start;opacity:.7;transition:opacity .3s}
.why-card:hover svg.chaos{opacity:1}
.why-card svg.chaos line{stroke:var(--accent-2);stroke-width:1.3;stroke-linecap:round}
.why-card svg.chaos line:nth-child(4n){stroke:var(--brass)}
@media (max-width:760px){.why-grid{grid-template-columns:1fr}.why-card{grid-template-columns:1fr}.why-card svg.chaos{width:120px;height:75px}}

/* ---------- AI PRACTICE (terminal) ---------- */
.ap-body{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(28px,4vw,64px);align-items:start}
.ap-prose{font-size:clamp(16px,1.2vw,18px);line-height:1.7;opacity:.9}
.ap-prose p+p{margin-top:1.1em}
.ap-prose strong{font-weight:500;color:#fff}
.ap-cta-row{display:flex;gap:12px;align-items:center;margin-top:30px;flex-wrap:wrap}
.ap-stack{display:grid;gap:14px}
.ap-sys{border:1px solid var(--ink-line);border-radius:var(--r-lg);overflow:hidden;background:rgba(244,239,228,.04)}
.ap-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--ink-line);color:inherit;transition:background .25s;cursor:pointer;width:100%;text-align:left}
.ap-row:last-child{border-bottom:0}
.ap-row:hover,.ap-row:focus-visible{background:rgba(110,168,254,.08)}
.ap-row .label{display:flex;flex-direction:column;gap:4px}
.ap-row .label .t{font-size:14.5px;font-weight:500;color:#F3EEE1}
.ap-row .label .d{font-size:12.5px;opacity:.62;max-width:40ch;line-height:1.5}
.ap-row:hover .label .t{color:var(--signal-soft)}
.ap-status{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;flex:0 0 auto;opacity:.9}
.ap-status .dot{width:6px;height:6px;border-radius:50%;background:var(--signal);position:relative}
.ap-status .dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--signal);opacity:.6;animation:pulse 2.4s ease-out infinite}
.ap-status.on .dot{background:var(--brass)}.ap-status.on .dot::after{border-color:var(--brass)}
@media (prefers-reduced-motion:reduce){.ap-status .dot::after{display:none}}
.term{border:1px solid rgba(110,168,254,.28);border-radius:var(--r-lg);background:#080807;font-family:var(--mono);font-size:12.5px;line-height:1.6;overflow:hidden;box-shadow:0 30px 60px -30px rgba(110,168,254,.35)}
.term-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid rgba(243,238,225,.1);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:rgba(243,238,225,.6)}
.term-bar i{width:8px;height:8px;border-radius:50%;background:rgba(243,238,225,.2);display:inline-block}
.term-bar i:first-child{background:var(--brass)}.term-bar i:nth-child(2){background:var(--signal)}
.term-title{margin-left:auto;color:var(--signal-soft)}
.term-out{padding:14px 16px;height:212px;overflow:auto;overscroll-behavior:contain;color:#D9D0BB;contain:layout}
.term-line{white-space:pre-wrap;word-break:break-word}
.term-line::before{content:"› ";color:var(--signal)}
.term-out::after{content:"▌";color:var(--brass);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.term-out::after{animation:none}}
.term-note{font-size:10.5px;letter-spacing:.06em;opacity:.5;padding:8px 16px 10px;border-top:1px solid rgba(243,238,225,.08)}
@media (max-width:960px){.ap-body{grid-template-columns:1fr}}

/* ---------- FOCUS (drawing diagrams) ---------- */
.focus-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.focus{padding:32px 30px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--rule);display:grid;grid-template-columns:1fr 120px;gap:20px;min-height:300px;transition:border-color .3s,transform .3s var(--ease)}
.focus:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--rule));transform:translateY(-3px)}
.focus-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.focus-head .mono{color:var(--accent-2);opacity:.85}
.focus h3{font-family:var(--display);font-weight:300;font-size:clamp(21px,1.9vw,26px);line-height:1.2;letter-spacing:-.01em;margin:0 0 12px;text-wrap:pretty;max-width:30ch}
.focus p{margin:0;font-size:15px;line-height:1.6;opacity:.82;max-width:54ch}
.focus-list{margin:16px 0 0;padding:16px 0 0;list-style:none;display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--rule)}
.focus-list li{font-size:14px;line-height:1.5;opacity:.8;padding-left:16px;position:relative}
.focus-list li::before{content:"·";color:var(--accent);position:absolute;left:0;top:-2px;font-weight:600}
.focus svg.diag{width:120px;height:120px;align-self:start;justify-self:end}
.focus svg.diag *{fill:none;stroke:var(--accent-2);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset .5s var(--ease)}
.focus svg.diag > *:nth-child(1){transition-delay:0ms}
.focus svg.diag > *:nth-child(2){transition-delay:80ms}
.focus svg.diag > *:nth-child(3){transition-delay:160ms}
.focus svg.diag > *:nth-child(4){transition-delay:240ms}
.focus svg.diag > *:nth-child(5){transition-delay:320ms}
.focus svg.diag > *:nth-child(6){transition-delay:400ms}
.focus svg.diag > *:nth-child(7){transition-delay:480ms}
.focus svg.diag > *:nth-child(8){transition-delay:560ms}
.focus svg.diag > *:nth-child(9){transition-delay:640ms}
.focus:hover svg.diag *,.focus:focus-within svg.diag *{stroke-dashoffset:0}
.focus:not(:hover):not(:focus-within) svg.diag > *{transition-delay:0ms}
.focus svg.diag .h{stroke:var(--brass)}
@media (prefers-reduced-motion:reduce){.focus svg.diag *{stroke-dashoffset:0;transition:none}}
@media (hover:none){.focus.in svg.diag *{stroke-dashoffset:0}}
@media (max-width:900px){.focus-grid{grid-template-columns:1fr}.focus{grid-template-columns:1fr 90px}.focus svg.diag{width:90px;height:90px}}

/* ---------- PILLARS ---------- */
.pillar-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.pillar{grid-column:span 4;padding:32px 30px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--rule);display:flex;flex-direction:column;gap:18px;min-height:320px;transition:border-color .3s}
.pillar:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--rule))}
.pillar.feature{grid-column:span 12;background:var(--ink);color:#F3EEE1;border-color:transparent;display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding:clamp(36px,5vw,64px);position:relative;overflow:hidden}
.pillar.feature::before{content:"";position:absolute;right:-10%;top:-40%;width:50%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(110,168,254,.16),transparent 65%);pointer-events:none}
.pillar .num{font-family:var(--mono);font-size:12px;color:var(--accent-2);letter-spacing:.08em}
.pillar.feature .num{color:var(--signal-soft)}
.pillar h3{font-family:var(--display);font-weight:300;font-size:clamp(22px,2vw,28px);line-height:1.15;letter-spacing:-.01em;margin:0}
.pillar.feature h3{font-size:clamp(30px,3.6vw,50px);line-height:1.05}
.pillar h3 em{font-style:italic;color:var(--brass)}
.pillar p{margin:0;font-size:15px;line-height:1.6;opacity:.82}
.pillar.feature p{font-size:16px;opacity:.85;max-width:52ch}
.pillar .tag{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.5;margin-top:auto}
@media (max-width:1000px){.pillar{grid-column:span 12}.pillar.feature{grid-template-columns:1fr}}

/* ---------- SERVICES ---------- */
.svc-intro{font-size:clamp(15px,1.1vw,17px);line-height:1.6;opacity:.82;max-width:62ch;margin:-24px 0 40px}
.svc-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.svc{grid-column:span 6;padding:30px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--rule);display:flex;flex-direction:column;gap:14px;min-height:200px;transition:border-color .3s,transform .3s var(--ease);color:inherit}
.svc:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--rule));transform:translateY(-3px)}
.svc .top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.svc .num{font-family:var(--mono);font-size:11px;letter-spacing:.1em;opacity:.55}
.svc .price-wrap{display:flex;flex-direction:column;align-items:flex-end;gap:2px;text-align:right}
.svc .price{font-family:var(--display);font-style:italic;font-size:clamp(15px,1.1vw,17px);opacity:.65;line-height:1}
.svc .duration{font-size:10px;opacity:.55;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase}
.svc h4{font-family:var(--display);font-weight:300;font-size:clamp(23px,1.9vw,28px);letter-spacing:-.01em;line-height:1.15;margin:0}
.svc h4 em{font-style:italic;color:var(--brass)}
.svc p{margin:0;font-size:14.5px;line-height:1.6;opacity:.82;max-width:42ch}
.svc .svc-cta{margin-top:auto;padding-top:14px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;opacity:.7;transition:opacity .2s}
.svc:hover .svc-cta{opacity:1;color:var(--brass)}
.svc.feature{grid-column:span 12;background:var(--ink);color:#F3EEE1;border:0;display:grid;grid-template-columns:2fr auto;gap:32px;align-items:center;min-height:auto;padding:36px clamp(30px,4vw,46px)}
.svc.feature .num{color:var(--brass);opacity:.8}
.svc.feature h4{font-size:clamp(26px,2.6vw,38px);margin-top:6px}
.svc.feature p{opacity:.82;font-size:15.5px;margin-top:8px}
.svc.feature .feat-cta{background:var(--brass-fill);color:var(--brass-ink);padding:15px 24px;border-radius:var(--r-sm);font-weight:600;font-size:14px;display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.svc-footnote{margin-top:30px;font-size:13px;opacity:.62;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.svc-footnote::before{content:"";width:24px;height:1px;background:currentColor;opacity:.4}
@media (max-width:900px){.svc{grid-column:span 12}.svc.feature{grid-template-columns:1fr}}

/* ---------- BRING ---------- */
.bring-intro{font-size:clamp(16px,1.2vw,18px);line-height:1.65;opacity:.82;max-width:60ch;margin:-24px 0 32px}
.bring-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--rule)}
.bring-list li{font-family:var(--display);font-weight:300;font-style:italic;font-size:clamp(17px,1.5vw,22px);line-height:1.4;padding:22px 24px 22px 40px;border-bottom:1px solid var(--rule);position:relative;text-wrap:pretty;color:var(--fg-soft)}
.bring-list li:nth-child(odd){border-right:1px solid var(--rule)}
.bring-list li::before{content:"·";color:var(--brass);position:absolute;left:20px;top:20px;font-size:1.6em;font-weight:600;font-style:normal}
@media (max-width:800px){.bring-list{grid-template-columns:1fr}.bring-list li:nth-child(odd){border-right:0}}

/* ---------- PROCESS / STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(12,1fr);gap:28px}
.step{grid-column:span 3;display:flex;flex-direction:column;gap:12px;padding:22px 4px 4px;border-top:2px solid var(--fg);position:relative}
.step.acc{border-top-color:var(--brass)}
.step .num{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.55}
.step h4{font-family:var(--display);font-weight:300;font-size:clamp(20px,1.8vw,25px);letter-spacing:-.01em;margin:0;line-height:1.15}
.step h4 em{font-style:italic;color:var(--brass)}
.step p{margin:0;font-size:14px;line-height:1.6;opacity:.78;max-width:34ch}
@media (max-width:1000px){.step{grid-column:span 6}}
@media (max-width:560px){.step{grid-column:span 12}}

/* ---------- EVOLUNA ---------- */
.evo-block{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:start}
.evo-prose{font-size:clamp(16px,1.2vw,18px);line-height:1.65;opacity:.9;text-wrap:pretty}
.evo-prose p+p{margin-top:1em}
.evo-prose strong{font-weight:500}
.evo-cta-row{display:flex;gap:12px;align-items:center;margin-top:30px;flex-wrap:wrap}
.evo-meta{padding:26px 26px 10px;border:1px solid var(--rule);border-radius:var(--r-lg);background:var(--card)}
.evo-facts{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:14px}
.evo-facts li{display:flex;flex-direction:column;gap:4px;padding:12px 0;border-bottom:1px solid var(--rule)}
.evo-facts li:last-child{border-bottom:0}
.evo-facts li strong{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.55;font-weight:500}
.evo-facts li span{font-family:var(--display);font-style:italic;font-size:clamp(15px,1.05vw,18px)}
@media (max-width:900px){.evo-block{grid-template-columns:1fr}}

/* ---------- THINKING ---------- */
.thinking-intro{font-size:clamp(16px,1.2vw,18px);line-height:1.65;opacity:.82;max-width:60ch;margin:-24px 0 32px}
.essay-list{list-style:none;margin:0 0 44px;padding:0;border-top:1px solid var(--rule)}
.essay-list li{border-bottom:1px solid var(--rule)}
.essay-list a{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 4px;transition:padding .25s var(--ease)}
.essay-list a:hover{padding-left:14px}
.essay-list .et{font-family:var(--display);font-style:italic;font-size:clamp(17px,1.5vw,21px);letter-spacing:-.01em;color:var(--fg);max-width:62ch}
.essay-list .ea{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;opacity:.55;flex:0 0 auto;transition:.25s}
.essay-list a:hover .ea{opacity:1;color:var(--brass)}
.thinking-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.th-card{padding:32px 30px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--rule);display:flex;flex-direction:column;gap:14px;min-height:200px;color:var(--fg);transition:border-color .25s,transform .3s var(--ease)}
.th-card:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--rule));transform:translateY(-3px)}
.th-card .th-tag{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2)}
.th-card h3{font-family:var(--display);font-weight:300;font-size:clamp(24px,2.1vw,32px);line-height:1.2;margin:0}
.th-card p{margin:0;font-size:15px;line-height:1.6;opacity:.82;max-width:48ch}
.th-cta{margin-top:auto;padding-top:8px;font-size:13px;font-weight:500;color:var(--brass)}
@media (max-width:800px){.thinking-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--rule)}
details.q{border-bottom:1px solid var(--rule)}
details.q summary{list-style:none;cursor:pointer;padding:24px 0;display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:baseline}
details.q summary::-webkit-details-marker{display:none}
details.q .qnum{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--accent-2);padding-top:8px}
details.q .qtxt{font-family:var(--display);font-weight:300;font-size:clamp(20px,2vw,27px);letter-spacing:-.01em;line-height:1.2;text-wrap:pretty}
details.q .qicon{width:30px;height:30px;border-radius:50%;border:1px solid var(--rule);display:grid;place-items:center;transition:background .3s,color .3s,transform .3s,border-color .3s;flex:0 0 auto;align-self:center;font-size:17px;line-height:1;font-weight:300}
details.q .qicon::before{content:"+"}
details.q[open] .qicon{background:var(--brass-fill);color:var(--brass-ink);transform:rotate(45deg);border-color:transparent}
details.q .qans{padding:0 0 28px 56px;max-width:72ch;font-size:16px;line-height:1.65;opacity:.85}
@media (max-width:700px){details.q summary{gap:16px;grid-template-columns:1fr auto}details.q .qnum{grid-column:1/-1;padding-top:0;margin-bottom:-16px}details.q .qans{padding-left:0}}

/* ---------- CTA ---------- */
.cta-wrap{background:var(--ink-2);color:#F3EEE1;border-radius:var(--r-lg);padding:clamp(40px,6vw,88px);display:grid;grid-template-columns:repeat(12,1fr);gap:36px;align-items:end;position:relative;overflow:hidden;border:1px solid var(--ink-line)}
.cta-wrap::before{content:"";position:absolute;left:-10%;bottom:-60%;width:55%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(200,145,46,.22),transparent 65%);pointer-events:none}
.cta-wrap::after{content:"";position:absolute;right:-10%;top:-60%;width:50%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(110,168,254,.18),transparent 65%);pointer-events:none}
.cta h2{grid-column:1 / span 8;font-family:var(--display);font-weight:300;font-style:italic;font-size:clamp(36px,5.6vw,96px);line-height:1;letter-spacing:-.02em;margin:0;text-wrap:pretty;position:relative;z-index:2}
.cta h2 .acc{color:var(--brass-soft)}
.cta-side{grid-column:9 / span 4;display:flex;flex-direction:column;gap:20px;position:relative;z-index:2}
.cta-side p{margin:0;font-size:16px;line-height:1.6;opacity:.85}
.cta-btn{align-self:flex-start;background:var(--brass-fill);color:var(--brass-ink);padding:17px 26px;border-radius:var(--r-sm);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:12px;transition:transform .25s var(--ease);min-height:46px}
.cta-alt{font-size:13px;opacity:.72;line-height:1.7}
.cta-alt a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--brass)}
@media (max-width:900px){.cta h2,.cta-side{grid-column:1/-1}}

/* ---------- FOOTER ---------- */
footer{border-top:1px solid var(--ink-line);padding:64px 0 26px;font-size:14px;background:var(--ink);color:#F3EEE1}
.foot-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:32px;align-items:start}
.foot-brand{grid-column:1 / span 4;display:flex;flex-direction:column;gap:18px}
.foot-brand p{margin:0;opacity:.7;max-width:38ch;font-size:13.5px;line-height:1.65}
.foot-creds{font-size:11px;font-family:var(--mono);letter-spacing:.03em;line-height:1.7;opacity:.6}
.foot-col{grid-column:span 2;display:flex;flex-direction:column;gap:10px}
.foot-col h5{font-size:10px;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;opacity:.55;margin:0 0 4px;font-weight:500}
.foot-col a{opacity:.78;font-size:13.5px;transition:color .2s,opacity .2s}
.foot-col a:hover{opacity:1;color:var(--brass-soft)}
.foot-col span{font-size:12px;opacity:.6;line-height:1.6}
.colophon{margin-top:48px;padding:22px 26px;border:1px solid var(--ink-line);border-radius:var(--r-lg);display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:center;background:rgba(244,239,228,.03)}
.colophon .k{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--signal-soft)}
.colophon p{margin:0;font-size:13px;line-height:1.6;opacity:.8;max-width:80ch}
.colophon .clock{font-family:var(--mono);font-size:11px;letter-spacing:.08em;opacity:.6;white-space:nowrap}
.foot-bottom{margin-top:26px;padding-top:22px;border-top:1px solid var(--ink-line);display:flex;justify-content:space-between;align-items:center;font-size:12px;opacity:.6;gap:12px;flex-wrap:wrap}
@media (max-width:1000px){.foot-brand,.foot-col{grid-column:span 6}.colophon{grid-template-columns:1fr}}
@media (max-width:600px){.foot-col{grid-column:span 12}}

/* ==========================================================================
   /ai/ page components (numbers with denominator, journal, errors, materials)
   ========================================================================== */
.crumbs{display:flex;gap:10px;align-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.6;margin-bottom:clamp(28px,4vw,44px);flex-wrap:wrap}
.crumbs a:hover{color:var(--brass-soft);opacity:1}
.hero.ai-hero{min-height:auto;padding:clamp(48px,6vw,96px) 0 clamp(48px,6vw,88px)}
.ai-hero .hero-grid{grid-template-columns:1.25fr .9fr}
.ai-hero .hero-title{font-size:clamp(38px,6.2vw,100px)}
.ai-hero .hero-title .u{background-image:linear-gradient(transparent 64%,color-mix(in oklab,var(--brass) 55%,transparent) 64%,color-mix(in oklab,var(--brass) 55%,transparent) 90%,transparent 90%);padding:0 2px}
.ai-hero .sys-strip{margin-top:26px;padding:16px 20px;border:1px solid var(--ink-line);border-radius:var(--r-md);background:rgba(244,239,228,.04)}
.cover-link{display:block;max-width:420px;margin:0 auto;transform:rotate(-1.2deg);transition:transform .35s var(--ease)}
.cover-link:hover{transform:rotate(0deg) translateY(-4px)}
@media (prefers-reduced-motion:reduce){.cover-link,.cover-link:hover{transform:none}}
.cover{aspect-ratio:210/297;background:var(--paper);color:var(--ink);border-radius:4px;padding:clamp(22px,3vw,34px);display:flex;flex-direction:column;position:relative;overflow:hidden;box-shadow:0 40px 80px -30px rgba(0,0,0,.8),0 1px 0 rgba(255,255,255,.06) inset}
.cover::before{content:"";position:absolute;left:0;top:0;bottom:0;width:10px;background:linear-gradient(90deg,rgba(0,0,0,.25),transparent)}
.cover::after{content:"";position:absolute;right:-30%;top:-30%;width:70%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(110,168,254,.25),transparent 65%);pointer-events:none}
.cover .c-top{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal-deep);display:flex;justify-content:space-between;gap:10px}
.cover .c-title{font-family:var(--display);font-weight:300;font-size:clamp(30px,3.4vw,46px);line-height:1;letter-spacing:-.02em;margin:auto 0 0}
.cover .c-title em{font-style:italic;color:var(--brass)}
.cover .c-sub{font-family:var(--display);font-style:italic;font-weight:300;font-size:clamp(15px,1.2vw,18px);opacity:.8;margin-top:12px;line-height:1.3}
.cover .c-bot{margin-top:auto;padding-top:22px;border-top:1px solid rgba(12,11,9,.18);display:flex;justify-content:space-between;align-items:flex-end;gap:12px}
.cover .c-bot .a{font-family:var(--display);font-size:16px}
.cover .c-bot .m{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;opacity:.7;text-align:right;line-height:1.6}
.cover-meta{margin:18px auto 0;max-width:420px;display:flex;justify-content:space-between;gap:12px;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;opacity:.6}
@media (max-width:1000px){.ai-hero .hero-grid{grid-template-columns:1fr}.ai-hero .hero-right{order:2}.cover-link{max-width:340px;margin:0}.cover-meta{margin-left:0}}
.story-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:40px}
.story-prose{grid-column:1 / span 7}
.story-facts{grid-column:9 / span 4;display:flex;flex-direction:column;border-top:1px solid var(--rule);align-self:start;position:sticky;top:96px}
.fact{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:baseline;padding:16px 0;border-bottom:1px solid var(--rule)}
.fact .k{font-size:11px;opacity:.6;letter-spacing:.1em;text-transform:uppercase;font-family:var(--mono)}
.fact .v{font-family:var(--display);font-style:italic;font-size:clamp(16px,1.25vw,19px);text-align:right}
@media (max-width:900px){.story-grid{grid-template-columns:1fr;gap:28px}.story-prose,.story-facts{grid-column:1/-1}.story-facts{position:static}}
.num-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden}
.num-grid .num{padding:34px 32px 30px;background:var(--card);display:flex;flex-direction:column;gap:14px;transition:background .3s}
.num-grid .num:hover{background:var(--card-2)}
.num-grid .num .what{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.6}
.num-grid .num .pair{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;font-family:var(--display);font-weight:300;letter-spacing:-.02em;line-height:1;font-variant-numeric:tabular-nums}
.num-grid .num .pair .from{font-size:clamp(26px,2.4vw,36px);opacity:.5;text-decoration:line-through;text-decoration-thickness:1px;text-decoration-color:var(--brass)}
.num-grid .num .pair .to{font-size:clamp(46px,4.6vw,72px);font-style:italic;color:var(--fg)}
.num-grid .num .pair .to.down{color:var(--warn)}
.num-grid .num .pair .unit{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;opacity:.6;align-self:center}
.num-grid .num .denom{font-family:var(--mono);font-size:12.5px;letter-spacing:.02em;line-height:1.55;padding:10px 0 0;border-top:1px dashed var(--rule);opacity:.85}
.num-grid .num .denom b{font-weight:500;color:var(--accent-2)}
.num-grid .num .says{display:grid;grid-template-columns:1fr 1fr;gap:16px;font-size:14px;line-height:1.55;opacity:.85}
.num-grid .num .says span{display:block;font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.6;margin-bottom:6px}
.num-grid .num.best{outline:1px solid color-mix(in oklab,var(--brass) 60%,var(--rule));outline-offset:-1px}
.num-grid .num.best .what{color:var(--brass);opacity:1}
@media (max-width:800px){.num-grid{grid-template-columns:1fr}.num .says{grid-template-columns:1fr}}
.num-note{margin-top:22px;font-size:14px;line-height:1.6;opacity:.75;max-width:70ch;display:flex;gap:12px;align-items:flex-start}
.num-note::before{content:"";width:24px;height:1px;background:currentColor;opacity:.4;flex:0 0 auto;margin-top:.7em}
.num-note a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--brass)}
.journal{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);border-top:2px solid var(--fg)}
.journal li{padding:22px 18px 8px 0;border-right:1px solid var(--rule);display:flex;flex-direction:column;gap:10px;min-width:0}
.journal li:last-child{border-right:0}
.journal .d{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--accent-2)}
.journal h4{font-family:var(--display);font-weight:300;font-size:clamp(19px,1.6vw,23px);line-height:1.15;margin:0;text-wrap:pretty}
.journal p{margin:0;font-size:13.5px;line-height:1.55;opacity:.78}
.journal li.turn{border-top:2px solid var(--brass);margin-top:-2px}
.journal li.turn .d{color:var(--brass)}
@media (max-width:1100px){.journal{grid-template-columns:repeat(3,1fr)}.journal li:nth-child(3){border-right:0}.journal li:nth-child(n+4){border-top:1px solid var(--rule);padding-top:22px}.journal li.turn{border-top:2px solid var(--brass)}}
@media (max-width:640px){.journal{grid-template-columns:1fr}.journal li{border-right:0;padding-right:0}}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--rule);border-radius:var(--r-lg);background:var(--card)}
table.err{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px;line-height:1.5}
table.err th{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.6;text-align:left;padding:16px 20px;border-bottom:1px solid var(--rule);font-weight:500}
table.err td{padding:18px 20px;border-bottom:1px solid var(--rule);vertical-align:top}
table.err tr:last-child td{border-bottom:0}
table.err td.n{font-family:var(--mono);font-size:11px;color:var(--accent-2);width:44px}
table.err td.what{font-family:var(--display);font-weight:300;font-size:clamp(17px,1.35vw,20px);line-height:1.25;max-width:34ch}
table.err td.cost{font-weight:500;max-width:26ch}
table.err td.how{opacity:.78;max-width:30ch}
.err-foot{margin-top:26px;display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:start}
.err-foot .prose{font-size:16px}
.gate{padding:24px 26px;border:1px solid color-mix(in oklab,var(--brass) 50%,var(--rule));border-radius:var(--r-lg);background:color-mix(in oklab,var(--brass) 6%,var(--card))}
.gate .t{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.7;margin-bottom:12px}
.gate p{margin:0;font-size:14.5px;line-height:1.55}
.gate p+p{margin-top:.8em}
@media (max-width:900px){.err-foot{grid-template-columns:1fr}}
.mat-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.mat{grid-column:span 4;padding:30px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--rule);display:flex;flex-direction:column;gap:12px;min-height:250px;transition:border-color .3s,transform .3s var(--ease);color:var(--fg)}
.mat:hover{border-color:color-mix(in oklab,var(--accent) 55%,var(--rule));transform:translateY(-3px)}
.mat .top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.mat .host{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;opacity:.6}
.mat .lic{font-family:var(--mono);font-size:10px;letter-spacing:.06em;padding:4px 8px;border:1px solid var(--rule);border-radius:4px;opacity:.75;white-space:nowrap}
.mat h3{font-family:var(--display);font-weight:300;font-size:clamp(22px,1.9vw,27px);line-height:1.15;margin:0;text-wrap:pretty}
.mat h3 em{font-style:italic;color:var(--brass)}
.mat p{margin:0;font-size:14.5px;line-height:1.6;opacity:.82}
.mat .go{margin-top:auto;padding-top:14px;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--brass)}
.mat.book{grid-column:span 12;background:var(--ink);color:#F3EEE1;border:0;display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(28px,4vw,56px);align-items:center;padding:clamp(32px,4.5vw,56px);transform:none}
.mat.book .host{color:var(--brass-soft);opacity:1}
.mat.book h3{font-size:clamp(28px,3vw,44px)}
.mat.book p{opacity:.82;font-size:15.5px;max-width:56ch}
.book-side{display:flex;flex-direction:column;gap:16px}
.book-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 20px;font-size:13.5px;line-height:1.5;opacity:.85}
.book-list li{padding-left:16px;position:relative}
.book-list li::before{content:"·";color:var(--brass);position:absolute;left:0;top:-3px;font-size:1.5em;font-weight:700}
.book-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:6px}
.book-cta .meta{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;opacity:.65}
@media (max-width:1000px){.mat{grid-column:span 6}}
@media (max-width:700px){.mat{grid-column:span 12}.mat.book{grid-template-columns:1fr}.book-list{grid-template-columns:1fr}}
.sys-list{border:1px solid var(--rule);border-radius:var(--r-lg);overflow:hidden;background:var(--card)}
.sys-row{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;border-bottom:1px solid var(--rule)}
.sys-row:last-child{border-bottom:0}
.sys-row .label{display:flex;flex-direction:column;gap:4px}
.sys-row .label .t{font-size:14.5px;font-weight:500}
.sys-row .label .d{font-size:12.5px;opacity:.65;max-width:52ch;line-height:1.5}
.status{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;display:inline-flex;align-items:center;gap:7px;white-space:nowrap;flex:0 0 auto;opacity:.9}
.status .dot{width:6px;height:6px;border-radius:50%;background:var(--brass)}
.sys-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:start}
@media (max-width:900px){.sys-grid{grid-template-columns:1fr;gap:28px}}