/* ==========================================================================
   OmniTech AI Data — Design System
   One hand-authored stylesheet. No runtime framework.
   Sections: tokens · reset · type · layout · header · buttons · cards ·
   badges · sections · forms · footer · diagrams · motion · utilities · rwd
   ========================================================================== */

/* ---------- Tokens ---------- */
:root{
  /* color */
  --ink:#0B0F19;         /* near-black blue, primary dark ground */
  --ink-2:#0E1424;       /* raised dark panel */
  --ink-3:#151d31;       /* dark card */
  --paper:#F5F6F8;       /* off-white page ground */
  --surface:#FFFFFF;     /* cards on light */
  --text:#0C1220;        /* primary text on light */
  --muted:#586173;       /* secondary text */
  --faint:#8A93A3;       /* tertiary / captions */
  --on-dark:#EAEDF3;     /* primary text on ink */
  --on-dark-muted:#9AA6BC;/* secondary text on ink */
  --line:#E4E7EC;        /* hairline on light */
  --line-2:#EEF0F3;      /* faint fill/divider */
  --line-dark:rgba(255,255,255,.10);
  --line-dark-2:rgba(255,255,255,.16);

  --accent:#2F6BFF;      /* single controlled accent — signal blue */
  --accent-600:#1E52D8;
  --accent-050:#EAF0FF;
  --accent-tint:rgba(47,107,255,.10);
  --good:#12B886;        /* verified/quality status only */
  --good-050:#E7F8F1;
  --warn:#E8833A;

  /* type */
  --f-display:"Space Grotesk","Inter",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  --f-sans:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  --f-mono:"JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,monospace;

  /* space + shape */
  --container:1200px;
  --container-narrow:820px;
  --r:14px;      --r-sm:10px;    --r-lg:22px;    --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(12,18,32,.06),0 1px 3px rgba(12,18,32,.04);
  --shadow:0 6px 24px -8px rgba(12,18,32,.14),0 2px 6px rgba(12,18,32,.06);
  --shadow-lg:0 24px 60px -20px rgba(12,18,32,.28);
  --ring:0 0 0 4px var(--accent-tint);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--f-sans);
  color:var(--text);
  background:var(--paper);
  line-height:1.6;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg,video{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
::selection{background:var(--accent);color:#fff}
hr{border:0;border-top:1px solid var(--line)}

/* ---------- Type ---------- */
h1,h2,h3,h4{font-family:var(--f-display);font-weight:600;line-height:1.1;letter-spacing:-.02em;color:var(--text)}
h1{font-size:clamp(2.3rem,5.2vw,4rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem)}
h3{font-size:clamp(1.25rem,2vw,1.6rem);letter-spacing:-.01em}
h4{font-size:1.05rem;letter-spacing:-.005em}
p{color:var(--muted)}
strong{color:var(--text);font-weight:600}
/* emphasis must stay legible on dark grounds */
.on-ink strong,.hero strong,.page-hero strong,.contrast .new strong,.card.dark strong,
.callout strong,.cta-band strong,.fnode.ink strong,.cs-top strong{color:#fff}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--muted);line-height:1.55}

/* mono eyebrow / kicker */
.kicker{
  font-family:var(--f-mono);font-size:.72rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:.55rem;
}
.kicker::before{content:"";width:22px;height:1px;background:var(--accent);opacity:.7}
.kicker.center{justify-content:center}
.on-ink .kicker{color:#7FA6FF}
.on-ink .kicker::before{background:#7FA6FF}

.section-head{max-width:720px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head h2{margin-top:.7rem}
.section-head p{margin-top:1rem;font-size:1.08rem}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:24px}
.container.narrow{max-width:var(--container-narrow)}
.section{padding-block:clamp(56px,8vw,104px)}
.section.tight{padding-block:clamp(40px,5vw,64px)}
.on-ink{background:var(--ink);color:var(--on-dark)}
.on-ink h1,.on-ink h2,.on-ink h3,.on-ink h4{color:#fff}
.on-ink p{color:var(--on-dark-muted)}
.on-ink .lead{color:#C4CDDE}
.on-paper{background:var(--paper)}
.on-surface{background:var(--surface)}
.grid{display:grid;gap:24px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:center}
.stack-sm>*+*{margin-top:.5rem}
.stack>*+*{margin-top:1rem}
.stack-lg>*+*{margin-top:1.6rem}

/* ---------- Header / Nav ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,15,25,.86);
  backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line-dark);transition:background .3s var(--ease)}
.nav{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:30px;height:30px;flex-shrink:0}
.brand-name{font-family:var(--f-display);font-weight:600;font-size:1.12rem;letter-spacing:-.02em;color:#fff;white-space:nowrap}
.brand-name b{color:#fff}
.brand-name span{color:#7FA6FF;font-weight:600}
.nav-spacer{flex:1}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links>li{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:10px;
  color:var(--on-dark);font-size:.93rem;font-weight:500;line-height:1;cursor:pointer;
  transition:color .2s,background .2s;background:transparent;border:0}
.nav-link:hover,.nav-link[aria-expanded="true"]{color:#fff;background:rgba(255,255,255,.07)}
.nav-link .chev{width:14px;height:14px;transition:transform .25s var(--ease);opacity:.7}
.nav-link[aria-expanded="true"] .chev{transform:rotate(180deg)}
.nav-cta{margin-left:6px}

/* dropdown */
.dropdown{position:absolute;top:calc(100% + 10px);left:0;min-width:300px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow-lg);padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;z-index:70}
.dropdown.wide{min-width:560px;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.nav-links>li:hover>.dropdown,.dropdown.open{opacity:1;visibility:visible;transform:translateY(0)}
.drop-item{display:block;padding:11px 13px;border-radius:10px;transition:background .18s}
.drop-item:hover{background:var(--paper)}
.drop-item .di-title{font-weight:600;color:var(--text);font-size:.95rem;display:flex;align-items:center;gap:8px}
.drop-item .di-desc{font-size:.82rem;color:var(--faint);margin-top:2px;line-height:1.4}
.drop-item .di-icon{width:18px;height:18px;color:var(--accent);flex-shrink:0}
.drop-head{grid-column:1/-1;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--faint);padding:8px 13px 4px}

/* mobile */
.nav-toggle{display:none;background:transparent;border:0;color:#fff;width:42px;height:42px;
  border-radius:10px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle:hover{background:rgba(255,255,255,.08)}
.mobile-nav{position:fixed;inset:70px 0 0;background:var(--ink);z-index:55;overflow-y:auto;
  padding:20px 24px 60px;transform:translateX(100%);transition:transform .3s var(--ease);visibility:hidden}
.mobile-nav.open{transform:translateX(0);visibility:visible}
.m-group{border-bottom:1px solid var(--line-dark)}
.m-link{display:flex;justify-content:space-between;align-items:center;width:100%;
  padding:16px 4px;color:var(--on-dark);font-size:1.05rem;font-weight:500;background:0;border:0;text-align:left;cursor:pointer}
.m-link .chev{width:18px;height:18px;transition:transform .25s;opacity:.6}
.m-link[aria-expanded="true"] .chev{transform:rotate(180deg)}
.m-sub{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.m-sub a{display:block;padding:11px 4px 11px 16px;color:var(--on-dark-muted);font-size:.95rem;border-left:2px solid var(--line-dark);margin-left:2px}
.m-sub a:hover{color:#fff;border-color:var(--accent)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:600;font-size:.95rem;line-height:1;padding:14px 22px;border-radius:var(--r-pill);
  border:1px solid transparent;cursor:pointer;transition:transform .15s var(--ease),background .2s,box-shadow .2s,border-color .2s,color .2s;
  white-space:nowrap;text-align:center}
.btn svg{width:17px;height:17px}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px -8px rgba(47,107,255,.6)}
.btn-primary:hover{background:var(--accent-600);box-shadow:0 12px 26px -8px rgba(47,107,255,.66)}
.btn-secondary{background:transparent;color:var(--text);border-color:var(--line)}
.btn-secondary:hover{border-color:var(--text);background:var(--surface)}
.on-ink .btn-secondary{color:#fff;border-color:var(--line-dark-2)}
.on-ink .btn-secondary:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost{background:transparent;color:var(--accent);padding-inline:6px}
.btn-ghost:hover{color:var(--accent-600)}
.btn-lg{padding:16px 28px;font-size:1rem}
.btn-block{width:100%}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.6;cursor:not-allowed;transform:none}
.arrow-link{display:inline-flex;align-items:center;gap:7px;font-weight:600;color:var(--accent);font-size:.95rem}
.arrow-link svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.arrow-link:hover svg{transform:translateX(4px)}

/* ---------- Cards ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#D3D9E2}
.card .c-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--accent-tint);color:var(--accent);margin-bottom:18px}
.card .c-icon svg{width:24px;height:24px}
.card h3{margin-bottom:.5rem}
.card p{font-size:.96rem}
.card-link{position:relative}
.card-link::after{content:"";position:absolute;inset:0;border-radius:var(--r)}
.card.dark{background:var(--ink-3);border-color:var(--line-dark);color:var(--on-dark)}
.card.dark h3{color:#fff}.card.dark p{color:var(--on-dark-muted)}
.card.dark:hover{border-color:var(--line-dark-2)}
.card-feature{display:flex;flex-direction:column;height:100%}
.card-feature .card-foot{margin-top:auto;padding-top:18px}

.tag{display:inline-flex;align-items:center;gap:6px;font-family:var(--f-mono);font-size:.7rem;
  letter-spacing:.06em;text-transform:uppercase;color:var(--muted);
  border:1px solid var(--line);border-radius:var(--r-pill);padding:5px 11px;background:var(--surface)}
.tag .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.on-ink .tag{color:var(--on-dark-muted);border-color:var(--line-dark-2);background:transparent}

/* pill list / check list */
.checks{display:grid;gap:12px}
.checks li{display:flex;gap:11px;align-items:flex-start;color:var(--muted);font-size:.97rem}
.checks svg{width:20px;height:20px;color:var(--good);flex-shrink:0;margin-top:1px}
.on-ink .checks li{color:#C4CDDE}

/* ---------- Stats ---------- */
.stat{padding:4px 0}
.stat .num{font-family:var(--f-display);font-weight:600;font-size:clamp(2rem,3.6vw,2.9rem);
  letter-spacing:-.03em;color:var(--text);line-height:1}
.on-ink .stat .num{color:#fff}
.stat .num .u{color:var(--accent);font-size:.7em;margin-left:1px}
.stat .lbl{margin-top:8px;font-size:.9rem;color:var(--faint);line-height:1.4}
.on-ink .stat .lbl{color:var(--on-dark-muted)}

/* ---------- logo strip ---------- */
.logo-strip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:18px 40px}
.logo-strip .client-logo{height:26px;width:auto;opacity:.62;filter:grayscale(1);
  transition:opacity .25s,filter .25s}
.logo-strip .client-logo:hover{opacity:1;filter:grayscale(0)}
.on-ink .logo-strip .client-logo{opacity:.7;filter:grayscale(1) brightness(0) invert(1)}
.on-ink .logo-strip .client-logo:hover{opacity:1}

/* ---------- section helpers ---------- */
.eyebrow-row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.divider{height:1px;background:var(--line);border:0}
.on-ink .divider{background:var(--line-dark)}
.note{font-size:.82rem;color:var(--faint);font-style:normal}
.confidential{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.04em;color:var(--faint);
  display:inline-flex;align-items:center;gap:7px}
.confidential svg{width:14px;height:14px}

/* ---------- Forms ---------- */
.field{margin-bottom:18px}
.field label{display:block;font-size:.86rem;font-weight:600;color:var(--text);margin-bottom:7px}
.field .req{color:var(--accent)}
.field .hint{font-size:.78rem;color:var(--faint);margin-top:6px}
.input,.select,.textarea{width:100%;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 14px;font-size:.96rem;color:var(--text);
  transition:border-color .2s,box-shadow .2s}
.input::placeholder,.textarea::placeholder{color:var(--faint)}
.input:focus,.select:focus,.textarea:focus{outline:0;border-color:var(--accent);box-shadow:var(--ring)}
.textarea{resize:vertical;min-height:130px}
.select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23586173' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:40px;cursor:pointer}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.file-drop{border:1.5px dashed var(--line);border-radius:var(--r-sm);padding:20px;text-align:center;
  cursor:pointer;transition:border-color .2s,background .2s;background:var(--paper)}
.file-drop:hover{border-color:var(--accent);background:var(--accent-050)}
.file-drop.has-file{border-style:solid;border-color:var(--good);background:var(--good-050)}
.file-drop input{position:absolute;width:1px;height:1px;opacity:0}
.file-drop .fd-name{font-weight:600;color:var(--text);font-size:.9rem}
.consent{display:flex;gap:11px;align-items:flex-start;font-size:.85rem;color:var(--muted)}
.consent input{margin-top:3px;width:17px;height:17px;accent-color:var(--accent);flex-shrink:0}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form-status{border-radius:var(--r-sm);padding:14px 16px;font-size:.9rem;display:none;margin-bottom:18px;line-height:1.5}
.form-status.show{display:block}
.form-status.ok{background:var(--good-050);color:#0B6E4F;border:1px solid #B6E6D3}
.form-status.err{background:#FDECEC;color:#B42318;border:1px solid #F4C7C3}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--on-dark-muted);padding-top:64px}
.footer-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:40px 32px;padding-bottom:48px;border-bottom:1px solid var(--line-dark)}
.footer-brand .brand-name{margin-bottom:14px}
.footer-brand p{font-size:.9rem;color:var(--on-dark-muted);max-width:32ch}
.foot-col h4{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--faint);margin-bottom:16px;font-weight:500}
.foot-col li+li{margin-top:11px}
.foot-col a{font-size:.9rem;color:var(--on-dark-muted);transition:color .18s}
.foot-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  padding-block:26px;font-size:.83rem;color:var(--faint)}
.footer-bottom .fb-links{display:flex;gap:22px;flex-wrap:wrap}
.footer-bottom a:hover{color:#fff}
.foot-contact{font-size:.9rem;line-height:1.7}
.foot-contact a:hover{color:#fff}

/* ---------- Diagrams / process ---------- */
.pipeline{display:flex;align-items:stretch;gap:0;overflow-x:auto;padding-bottom:8px;scrollbar-width:thin}
.pipe-step{flex:1 0 auto;min-width:150px;position:relative;padding:20px 20px 20px 0}
.pipe-step .ps-num{font-family:var(--f-mono);font-size:.72rem;color:var(--accent);letter-spacing:.1em}
.pipe-step .ps-title{font-family:var(--f-display);font-weight:600;font-size:1.02rem;margin:8px 0 5px;color:inherit}
.on-ink .pipe-step .ps-title{color:#fff}
.pipe-step .ps-desc{font-size:.83rem;color:var(--faint);line-height:1.45}
.on-ink .pipe-step .ps-desc{color:var(--on-dark-muted)}
.pipe-step::before{content:"";position:absolute;left:0;top:34px;width:9px;height:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px var(--accent-tint)}
.pipe-step::after{content:"";position:absolute;left:9px;top:38px;right:12px;height:1px;
  background:linear-gradient(90deg,var(--accent),var(--line));opacity:.5}
.pipe-step:last-child::after{display:none}
.pipe-step{padding-left:0}
.pipe-track{padding-left:4px}

/* numbered process cards */
.steps{counter-reset:step;display:grid;gap:2px}
.step{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:22px 0;border-top:1px solid var(--line);align-items:start}
.on-ink .step{border-color:var(--line-dark)}
.step .s-n{counter-increment:step;font-family:var(--f-mono);font-size:.8rem;color:var(--accent);
  padding-top:4px;min-width:34px}
.step .s-n::before{content:counter(step,decimal-leading-zero)}
.step h4{margin-bottom:5px}
.step p{font-size:.94rem}

/* loop badge */
.loop-note{display:inline-flex;align-items:center;gap:9px;font-family:var(--f-mono);font-size:.74rem;
  letter-spacing:.08em;text-transform:uppercase;color:var(--accent);
  background:var(--accent-tint);border-radius:var(--r-pill);padding:8px 15px}
.loop-note svg{width:15px;height:15px}

/* metric bar */
.metric-list{display:grid;gap:0}
.metric-list .mrow{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:baseline;
  padding:15px 0;border-bottom:1px solid var(--line)}
.on-ink .metric-list .mrow{border-color:var(--line-dark)}
.metric-list .mname{font-weight:600;color:var(--text)}
.on-ink .metric-list .mname{color:#fff}
.metric-list .mdesc{font-size:.85rem;color:var(--faint);margin-top:2px}
.metric-list .mval{font-family:var(--f-mono);font-size:.85rem;color:var(--accent);white-space:nowrap}

/* ---------- Hero motif ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink);color:var(--on-dark);isolation:isolate}
.hero-motif{position:absolute;inset:0;z-index:-1;opacity:.5;pointer-events:none}
.hero-glow{position:absolute;z-index:-1;width:70vw;height:70vw;max-width:900px;max-height:900px;
  right:-14vw;top:-24vw;background:radial-gradient(circle,rgba(47,107,255,.28),transparent 62%);
  filter:blur(10px);pointer-events:none}
.dotgrid{position:absolute;inset:0;z-index:-1;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);
  background-size:26px 26px;mask-image:linear-gradient(180deg,#000,transparent 82%);
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 82%)}

/* breadcrumb / page hero */
.page-hero{background:var(--ink);color:var(--on-dark);padding-block:clamp(52px,7vw,88px);position:relative;overflow:hidden}
.page-hero h1,.page-hero h2,.page-hero h3,.page-hero h4{color:#fff}
.page-hero p,.page-hero .lead{color:#C4CDDE}
.page-hero .btn-secondary{color:#fff;border-color:var(--line-dark-2)}
.page-hero .btn-secondary:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.page-hero .container{position:relative;z-index:1}
.crumbs{display:flex;gap:8px;align-items:center;font-size:.82rem;color:var(--on-dark-muted);margin-bottom:20px;flex-wrap:wrap}
.crumbs a:hover{color:#fff}.crumbs .sep{opacity:.5}

/* callout / quote-free proof */
.callout{background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:clamp(28px,4vw,48px)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(28px,4vw,44px)}
.panel-tint{background:var(--accent-050);border:1px solid #D3E0FF;border-radius:var(--r);padding:24px}

/* accordion (faq) */
.acc{border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-q{display:flex;justify-content:space-between;gap:20px;align-items:center;width:100%;
  padding:20px 0;background:0;border:0;text-align:left;cursor:pointer;font-family:var(--f-display);
  font-weight:600;font-size:1.05rem;color:var(--text)}
.acc-q .pm{width:20px;height:20px;flex-shrink:0;transition:transform .25s;color:var(--accent)}
.acc-q[aria-expanded="true"] .pm{transform:rotate(45deg)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.acc-a .inner{padding-bottom:22px;color:var(--muted);font-size:.97rem}

/* ---------- Motion ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
/* No-JS safety: a <noscript> block in the header makes .reveal fully visible when scripts don't run. */
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1!important;transform:none!important;transition:none!important}
  .btn:active{transform:none}
}

/* ---------- Utilities ---------- */
.center{text-align:center}
.mono{font-family:var(--f-mono)}
.accent{color:var(--accent)}
.muted{color:var(--muted)}
.mt-0{margin-top:0}.mt-1{margin-top:1rem}.mt-2{margin-top:1.6rem}.mt-3{margin-top:2.4rem}
.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:1.6rem}
.maxw{max-width:60ch}.maxw-sm{max-width:46ch}
.wrap-actions{display:flex;gap:14px;flex-wrap:wrap}
.wrap-actions.center{justify-content:center}
.skip-link{position:absolute;left:-999px;top:0;background:#fff;color:var(--text);padding:10px 16px;z-index:100;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.text-good{color:var(--good)}
[hidden]{display:none!important}

/* ---------- Composite components ---------- */
/* hero proof row */
.proof-row{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line-dark)}
.proof-row .pi{display:flex;flex-direction:column;gap:3px}
.proof-row .pi b{font-family:var(--f-display);font-size:1.35rem;color:#fff;letter-spacing:-.02em;line-height:1}
.proof-row .pi span{font-size:.8rem;color:var(--on-dark-muted)}

/* evaluation console card (domain-signal visual) */
.eval-card{background:var(--ink-2);border:1px solid var(--line-dark-2);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow-lg);font-size:.9rem}
.eval-card .ec-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:14px;margin-bottom:16px;border-bottom:1px solid var(--line-dark)}
.eval-card .ec-tag{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:#7FA6FF}
.eval-card .ec-live{display:inline-flex;align-items:center;gap:7px;font-family:var(--f-mono);font-size:.68rem;color:var(--on-dark-muted)}
.eval-card .ec-live .d{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 0 3px rgba(18,184,134,.2)}
.eval-card .ec-prompt{color:var(--on-dark-muted);font-size:.82rem;margin-bottom:14px}
.eval-card .ec-prompt b{color:#fff;font-weight:600}
.ec-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.ec-resp{border:1px solid var(--line-dark);border-radius:10px;padding:11px 12px}
.ec-resp.win{border-color:rgba(47,107,255,.5);background:rgba(47,107,255,.08)}
.ec-resp .r-h{display:flex;justify-content:space-between;font-family:var(--f-mono);font-size:.68rem;color:var(--on-dark-muted);margin-bottom:6px}
.ec-resp .r-h b{color:#fff}
.ec-resp .r-txt{color:#C4CDDE;font-size:.78rem;line-height:1.4}
.ec-resp.win .r-h b{color:#7FA6FF}
.ec-rubric{display:grid;gap:9px;margin-bottom:14px}
.ec-rubric .rr{display:grid;grid-template-columns:1fr auto;align-items:center;gap:10px}
.ec-rubric .rr .rn{font-size:.8rem;color:var(--on-dark-muted)}
.ec-rubric .rr .rmeter{width:120px;height:5px;border-radius:3px;background:rgba(255,255,255,.1);overflow:hidden;justify-self:end;margin-right:8px}
.ec-rubric .rr .rmeter i{display:block;height:100%;background:var(--accent);border-radius:3px}
.ec-rubric .rr .rv{font-family:var(--f-mono);font-size:.74rem;color:#7FA6FF;min-width:30px;text-align:right}
.ec-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:13px;border-top:1px solid var(--line-dark)}
.ec-stamp{display:inline-flex;align-items:center;gap:7px;font-family:var(--f-mono);font-size:.72rem;color:var(--good)}
.ec-stamp svg{width:15px;height:15px}
.ec-note{font-size:.72rem;color:var(--faint)}

/* capability band (train/evaluate/improve/scale) */
.band{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.band .bcell{padding:26px 24px;border-right:1px solid var(--line)}
.band .bcell:last-child{border-right:0}
.band .bcell .bi{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.band .bcell .bi svg{width:17px;height:17px}
.band .bcell h3{font-size:1.15rem;margin-bottom:7px}
.band .bcell p{font-size:.88rem}

/* case study card */
.cs-card{display:flex;flex-direction:column;height:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.cs-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.cs-top{padding:24px 26px;border-bottom:1px solid var(--line);background:var(--ink);color:#fff}
.cs-top .cs-type{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:#7FA6FF}
.cs-top h3{color:#fff;margin-top:10px;font-size:1.2rem}
.cs-body{padding:24px 26px;display:flex;flex-direction:column;gap:16px;flex:1}
.cs-body .cs-row .l{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin-bottom:4px}
.cs-body .cs-row .v{font-size:.92rem;color:var(--muted)}
.cs-body .cs-row .v strong{color:var(--text)}
.cs-foot{margin-top:auto;padding:16px 26px;border-top:1px solid var(--line);background:var(--paper)}

/* comparison / two-col contrast */
.contrast{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.contrast .col{border-radius:var(--r);padding:26px;border:1px solid var(--line)}
.contrast .old{background:var(--paper)}
.contrast .new{background:var(--ink);color:#fff;border-color:var(--ink)}
.contrast .col .ch{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;color:var(--faint)}
.contrast .new .ch{color:#7FA6FF}
.contrast .col p{font-size:1.05rem;line-height:1.5}
.contrast .new p{color:#fff}

/* icon feature list row */
.feat{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.feat .fi{width:42px;height:42px;border-radius:11px;background:var(--accent-tint);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.feat .fi svg{width:22px;height:22px}
.on-ink .feat .fi{background:rgba(47,107,255,.16);color:#7FA6FF}
.feat h4{margin-bottom:5px}
.feat p{font-size:.92rem}

/* region list */
.regions{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.regions .rg{background:var(--surface);padding:20px 22px}
.regions .rg .rc{font-family:var(--f-display);font-weight:600;font-size:1.05rem;color:var(--text);display:flex;align-items:center;gap:9px}
.regions .rg .rc .flag{font-size:1.1rem}
.regions .rg .rt{font-size:.82rem;color:var(--faint);margin-top:5px}

/* pill row of modalities/domains */
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pill{border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 16px;font-size:.88rem;color:var(--muted);background:var(--surface);font-weight:500}
.on-ink .pill{border-color:var(--line-dark-2);background:transparent;color:#C4CDDE}
.pill.accent{border-color:var(--accent);color:var(--accent);background:var(--accent-050)}

/* CTA band */
.cta-band{background:var(--ink);border-radius:var(--r-lg);padding:clamp(36px,5vw,64px);position:relative;overflow:hidden;text-align:center}
.cta-band .dotgrid{opacity:.6}
.cta-band h2{color:#fff}
.cta-band p{color:#C4CDDE;max-width:52ch;margin-inline:auto;margin-top:14px}
.cta-band .btn-secondary{color:#fff;border-color:var(--line-dark-2)}
.cta-band .btn-secondary:hover{border-color:#fff;background:rgba(255,255,255,.06)}
.cta-band .wrap-actions,.cta-band .kicker{position:relative;z-index:1}

/* diagram: secure flow (vertical) */
.flow{display:grid;gap:0;max-width:520px;margin-inline:auto}
.flow .fnode{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:15px 18px;text-align:center;color:var(--text)}
.flow .fnode.ink{background:var(--ink);color:#fff;border-color:var(--ink)}
.flow .fnode.accent{border-color:var(--accent);background:var(--accent-050)}
.flow .fnode .ft{font-weight:600;color:inherit;font-size:.98rem}
.flow .fnode .fd{font-size:.8rem;color:var(--faint);margin-top:2px}
.flow .fnode.ink .fd{color:var(--on-dark-muted)}
.flow .farrow{height:26px;display:flex;align-items:center;justify-content:center;color:var(--accent)}
.flow .farrow svg{width:18px;height:18px}

/* two-column responsive helper for diagrams */
@media (max-width:900px){
  .band{grid-template-columns:1fr 1fr}
  .band .bcell:nth-child(2){border-right:0}
  .band .bcell:nth-child(1),.band .bcell:nth-child(2){border-bottom:1px solid var(--line)}
  .contrast{grid-template-columns:1fr}
  .regions{grid-template-columns:1fr 1fr}
  .ec-pair{grid-template-columns:1fr}
}
@media (max-width:640px){
  .band{grid-template-columns:1fr}
  .band .bcell{border-right:0;border-bottom:1px solid var(--line)}
  .band .bcell:last-child{border-bottom:0}
  .regions{grid-template-columns:1fr}
  .proof-row{gap:12px 24px}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .footer-top{grid-template-columns:1fr 1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .dropdown.wide{min-width:480px}
}
@media (max-width:900px){
  .nav-links,.nav-cta.desktop{display:none}
  .nav-toggle{display:flex}
  .split{grid-template-columns:1fr;gap:40px}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .container{padding-inline:20px}
  .g-2,.g-3,.g-4{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px 24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  h1{font-size:clamp(2rem,8vw,2.6rem)}
  .btn-block-sm{width:100%}
  .wrap-actions .btn{width:100%}
}
@media (max-width:420px){
  .footer-top{grid-template-columns:1fr}
}

/* ============================================================
   Hero capability console — ported from AI-Data V2, remapped to
   V1 tokens. Scoped so it only affects the hero visual.
   ============================================================ */

/* authentic company logo (globe-in-hand) sizing */
.brand-mark{width:auto;height:34px;flex-shrink:0}

/* token bridge: resolve the console's own vars to V1's palette */
.hero-visual .console{
  --brand:#2F6BFF; --brand-2:#4C82FF; --brand-strong:#1E52D8;
  --teal:#12AEB6; --teal-2:#17C6BE;
  --navy:#0E1630; --amber:#E8973A;
  --ff-d:var(--f-display); --ff-m:var(--f-mono);
  --radius-lg:20px; --line-2:rgba(255,255,255,.16);
  --shadow:0 24px 60px -20px rgba(0,0,0,.55);
  --ease:cubic-bezier(.22,.61,.36,1);
}

.console{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-2);
  background:var(--navy);box-shadow:var(--shadow);color:#EAF1FB}
.console-top{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.1);
  background:rgba(255,255,255,.03);font-family:var(--ff-m);font-size:.68rem;letter-spacing:.06em;color:#9DB0CC}
.console-dots{display:flex;gap:6px;margin-right:6px}
.console-dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16)}
.console-dots i:first-child{background:#E5695B}.console-dots i:nth-child(2){background:#E8B24D}.console-dots i:nth-child(3){background:#54C08A}
.console-live{margin-left:auto;display:inline-flex;align-items:center;gap:7px;color:var(--teal-2);text-transform:uppercase}
.hero-visual .live{width:7px;height:7px;border-radius:50%;background:var(--teal-2);display:inline-block;animation:cpulse 2s infinite}
@keyframes cpulse{0%{box-shadow:0 0 0 0 rgba(23,198,190,.5)}70%{box-shadow:0 0 0 7px rgba(23,198,190,0)}100%{box-shadow:0 0 0 0 rgba(23,198,190,0)}}
.console-tabs{display:flex;gap:2px;padding:8px 10px 0;flex-wrap:wrap}
.console-tab{position:relative;padding:10px 14px;border-radius:9px 9px 0 0;font-weight:600;font-size:.84rem;color:#9DB0CC;transition:.2s;background:none;border:0;cursor:pointer;font-family:var(--f-sans)}
.console-tab:hover{color:#EAF1FB;background:rgba(255,255,255,.05)}
.console-tab.on{color:#fff;background:rgba(255,255,255,.07)}
.console-tab .bar{position:absolute;left:0;bottom:0;height:2px;width:0;background:linear-gradient(90deg,var(--brand-2),var(--teal-2))}
.console-tab.on .bar{width:100%}
.console-tab.on.auto .bar{animation:tabfill 3.6s linear}
@keyframes tabfill{from{width:0}to{width:100%}}
.console-stage{position:relative;height:398px;padding:20px;overflow:hidden}
.cscene{position:absolute;inset:20px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .4s var(--ease),transform .4s var(--ease),visibility .4s;display:flex;flex-direction:column;justify-content:center}
.cscene.on{opacity:1;visibility:visible;transform:none}
.cscene-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.cscene-head b{font-family:var(--ff-d);font-size:1.06rem;color:#fff}
.cscene-head .tag{font-family:var(--ff-m);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-2);
  border:1px solid rgba(23,198,190,.4);padding:4px 8px;border-radius:6px}
.cscene-cap{margin-top:12px;color:#9DB0CC;font-size:.88rem}

/* physical scene */
.cx-phys{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:1000/360;border:1px solid rgba(255,255,255,.12)}
.cx-phys img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 42%}
.cx-phys .pbox{position:absolute;border:1.5px solid var(--teal-2);border-radius:3px;box-shadow:0 0 12px rgba(23,198,190,.35)}
.cx-phys .pbox::after{content:attr(data-l);position:absolute;left:-1px;top:-16px;font-family:var(--ff-m);font-size:.54rem;
  background:var(--teal-2);color:#04231f;padding:1px 5px;border-radius:3px 3px 3px 0;white-space:nowrap}
.cx-phys .pbox.red{border-color:#FF6B6B}.cx-phys .pbox.red::after{background:#FF6B6B;color:#fff}
.cscene.on .cx-phys .pbox{animation:pop .5s var(--ease) both}
@keyframes pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:none}}

/* live-conversation scene */
.cx-s2s{display:flex;flex-direction:column;gap:12px}
.cx-s2s-row{display:grid;grid-template-columns:56px 1fr auto;gap:12px;align-items:center;padding:12px 14px;
  border:1px solid rgba(255,255,255,.12);border-radius:11px;background:rgba(255,255,255,.03)}
.cx-s2s-row.win{border-color:var(--teal-2);background:rgba(23,198,190,.08)}
.cx-s2s-lbl{font-family:var(--ff-m);font-size:.74rem;color:#9DB0CC}
.cx-s2s-row.win .cx-s2s-lbl{color:var(--teal-2)}
.cx-mini-wave{display:flex;align-items:center;gap:3px;height:26px}
.cx-mini-wave i{flex:1;height:6px;border-radius:2px;background:rgba(255,255,255,.18)}
.cx-mini-wave.on i{background:linear-gradient(180deg,var(--brand-2),var(--teal-2))}
.cscene.on .cx-mini-wave.on i{animation:miniwave 1s var(--ease) infinite}
.cscene.on .cx-mini-wave.on i:nth-child(3n){animation-delay:.12s}
.cscene.on .cx-mini-wave.on i:nth-child(3n+1){animation-delay:.26s}
@keyframes miniwave{0%,100%{height:6px}50%{height:22px}}
.cx-s2s-lat{font-family:var(--ff-m);font-size:.72rem;padding:3px 8px;border-radius:6px}
.cx-s2s-lat.ok{color:#04231f;background:var(--teal-2)}
.cx-s2s-lat.warn{color:#3a2400;background:var(--amber)}
.cx-s2s-pref{display:flex;align-items:center;gap:10px;font-size:.86rem;color:#C7D4E8;margin-top:2px}
.cx-s2s-pref b{color:#fff;margin-left:4px}
.cx-s2s-pref .chosen{margin-left:auto;font-family:var(--ff-m);font-size:.58rem;color:#04231f;background:var(--teal-2);padding:2px 8px;border-radius:5px}

/* eval scene */
.cx-eval{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:14px}
.cx-eval .prompt{font-size:.86rem;color:#C7D4E8}.cx-eval .prompt .mono{color:var(--teal-2);font-size:.66rem;margin-right:6px;font-family:var(--ff-m)}
.cx-eval .pair{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:12px}
.cx-eval .opt{border:1px solid rgba(255,255,255,.12);border-radius:9px;padding:10px;font-size:.78rem;color:#9DB0CC}
.cx-eval .opt.win{border-color:var(--teal-2);background:rgba(23,198,190,.09);color:#EAF1FB}
.cx-eval .opt b{display:block;color:#fff;font-size:.8rem;margin-bottom:4px}
.cx-eval .opt .w{font-family:var(--ff-m);font-size:.56rem;color:#04231f;background:var(--teal-2);padding:1px 6px;border-radius:4px;margin-left:6px}
.cx-eval .bars{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.cx-eval .bar-r{display:grid;grid-template-columns:78px 1fr auto;gap:10px;align-items:center;font-size:.74rem;color:#9DB0CC}
.cx-eval .bar-t{height:6px;border-radius:100px;background:rgba(255,255,255,.1);overflow:hidden}
.cx-eval .bar-t i{display:block;height:100%;width:0;border-radius:100px;background:linear-gradient(90deg,var(--brand-2),var(--teal-2))}
.cscene.on .cx-eval .bar-t i{animation:fillw 1s var(--ease) .2s forwards}
@keyframes fillw{to{width:var(--w)}}

/* multimodal scene */
.cx-multi{display:flex;flex-direction:column;gap:14px}
.cx-mods{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cx-mods span{font-family:var(--ff-m);font-size:.78rem;text-align:center;padding:14px 6px;border-radius:9px;
  border:1px solid rgba(255,255,255,.12);color:#9DB0CC;transition:.3s var(--ease)}
.cx-mods span.lit{color:var(--teal-2);border-color:var(--teal-2);background:rgba(23,198,190,.1);box-shadow:0 0 20px -6px rgba(23,198,190,.5)}
.cx-modcap{font-size:.82rem;color:#9DB0CC;text-align:center}

/* the V1 hero-visual wrapper: let the console own its width */
.hero-visual .console{width:100%}

@media (max-width:640px){
  .console-stage{height:462px}
  .console-tabs{flex-wrap:nowrap;overflow-x:auto}
  .console-tab{white-space:nowrap}
}
@media (prefers-reduced-motion:reduce){
  .cscene.on .cx-phys .pbox,.cscene.on .cx-eval .bar-t i,
  .cscene.on .cx-mini-wave.on i,.console-tab.on.auto .bar,.hero-visual .live{animation:none!important}
  .cx-eval .bar-t i{width:var(--w)}
}

/* ============================================================
   Header (light) + hero console alignment — 2026-09-17
   ============================================================ */
/* give the console the larger hero column (V2 proportions) so 4 tabs fit one row */
@media (min-width:901px){
  .hero .split{grid-template-columns:.88fr 1.12fr}
}
.console-tabs{flex-wrap:nowrap}
.console-tab{padding:10px 12px;font-size:.82rem;white-space:nowrap;line-height:1.1}

/* white header in company colors */
.site-header{background:rgba(255,255,255,.92);border-bottom-color:var(--line);
  box-shadow:0 1px 0 rgba(12,18,32,.05),0 6px 24px -18px rgba(12,18,32,.25)}
.site-header .brand-name{color:var(--text)}
.site-header .brand-name b{color:var(--text)}
.site-header .brand-name span{color:var(--accent)}
.site-header .nav-link{color:var(--muted)}
.site-header .nav-link:hover,.site-header .nav-link[aria-expanded="true"]{color:var(--accent);background:var(--accent-tint)}
.site-header .nav-toggle{color:var(--text)}
.site-header .nav-toggle:hover{background:rgba(12,18,32,.06)}

/* highlighted "go to parent company" link in the Company dropdown + mobile nav */
.dropdown .drop-item.drop-parent{background:var(--accent-050);border:1px solid #CFE0FF;margin-bottom:6px}
.dropdown .drop-item.drop-parent:hover{background:#E2ECFF;border-color:var(--accent)}
.drop-item.drop-parent .di-title{color:var(--accent-600);justify-content:space-between}
.drop-item.drop-parent .di-desc{color:var(--accent)}
.di-ext{width:15px;height:15px;flex-shrink:0}
.m-sub a.m-parent{color:#7FA6FF;font-weight:600;border-left-color:var(--accent)}