:root{
  --ink:#0A1633; --navy:#0E2350; --blue:#2563EB; --blue2:#1D4ED8; --cyan:#22D3EE;
  --sky:#38BDF8; --bg:#F5F8FD; --card:#FFFFFF; --line:#E4EAF3;
  --text:#0F1B33; --muted:#5A6A86; --ring:rgba(37,99,235,.18);
  /* signature orange scale */
  --sig:#FF7700; --sig-d:#E96400; --sig-l:#FF9A3D; --sig-soft:#FFF1E6;
  --sig-ring:rgba(255,119,0,.22);
  --grad:linear-gradient(110deg,#38BDF8,#2563EB);
  --grad-sig:linear-gradient(120deg,#FF9A3D,#FF7700);
  --grad-fuse:linear-gradient(110deg,#38BDF8,#2563EB 55%,#FF7700);
  --shadow:0 18px 50px -20px rgba(13,35,80,.28);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,Arial,sans-serif;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;line-height:1.6}
h1,h2,h3,h4{font-family:"Space Grotesk",Inter,sans-serif;line-height:1.12;letter-spacing:-.02em;color:var(--ink);margin:0}
p{margin:0}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px;margin-inline:auto}
.center{text-align:center}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.leaf{filter:saturate(1.1)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:999px;transition:.18s;cursor:pointer;border:1px solid transparent;white-space:nowrap}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-primary{background:var(--sig);color:#fff;box-shadow:0 10px 26px -10px rgba(255,119,0,.65)}
.btn-primary:hover{background:var(--sig-d);transform:translateY(-1px)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--sig);color:var(--sig)}
/* on dark hero, ghost buttons need light text for contrast */
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.08)}
.hero .btn-ghost:hover{color:var(--sig);border-color:var(--sig);background:rgba(255,255,255,.96)}
.btn-block{width:100%;justify-content:center}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,248,253,.82);
  backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:2px;font-family:"Space Grotesk";font-weight:700;color:var(--ink)}
.lc-logo{height:38px;width:auto;display:block}
.brand .ca{color:var(--sig);font-style:normal;font-weight:700;font-size:19px;margin-top:6px}
.lc-mark{width:34px;height:34px;flex:none}
.mainnav{display:flex;align-items:center;gap:6px;margin-left:8px}
.navlink{display:inline-flex;align-items:center;gap:5px;padding:9px 14px;border-radius:10px;
  font-weight:500;font-size:15px;color:var(--text);background:none;border:none;cursor:pointer;font-family:inherit}
.navlink:hover{background:#fff;color:var(--sig)}
.navlink.is-active{color:var(--sig)}
.chev{width:11px;height:7px;opacity:.6}
.navitem{position:relative}
.mega{position:absolute;top:calc(100% + 8px);left:0;min-width:560px;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow);padding:14px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s}
.navitem:hover .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.mega-item{display:block;padding:12px 14px;border-radius:11px;transition:.15s}
.mega-item:hover{background:var(--sig-soft)}
.mega-item:hover .mega-t{color:var(--sig-d)}
.mega-t{display:block;font-weight:600;color:var(--ink);font-size:15px}
.mega-d{display:block;color:var(--muted);font-size:13px;margin-top:2px}
.header-cta{margin-left:auto;display:flex;align-items:center;gap:12px}
.langtoggle{font-weight:600;font-size:14px;color:var(--muted);border:1px solid var(--line);
  padding:7px 11px;border-radius:999px}
.langtoggle:hover{color:var(--sig);border-color:var(--sig)}
.burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px}
.mobile-menu{display:none;flex-direction:column;gap:4px;padding:16px 24px 24px;background:#fff;border-bottom:1px solid var(--line)}
.mobile-menu a{padding:11px 6px;font-weight:500;border-radius:8px}
.mobile-menu a:hover{color:var(--sig)}
.mobile-menu hr{border:none;border-top:1px solid var(--line);margin:6px 0}
.mobile-menu.open{display:flex}

/* hero */
.hero{position:relative;background:radial-gradient(900px 520px at 78% -8%,rgba(37,99,235,.5),transparent 60%),
  radial-gradient(620px 460px at 100% 108%,rgba(255,119,0,.28),transparent 58%),
  radial-gradient(700px 500px at 0% 100%,rgba(34,211,238,.22),transparent 55%),
  linear-gradient(180deg,var(--ink),var(--navy));color:#fff;overflow:hidden;padding:72px 0 0}
.hero-sm{padding-bottom:36px}
.hero h1{color:#fff;font-size:clamp(34px,5vw,58px);font-weight:700}
.hero .lead{color:#C9D6F2;font-size:clamp(16px,1.6vw,20px);margin-top:20px;max-width:560px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding-bottom:56px}
.hero-sm .hero-grid{padding-bottom:24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.04em;
  text-transform:uppercase;color:var(--sig-l);background:rgba(255,119,0,.12);border:1px solid rgba(255,119,0,.32);
  padding:7px 13px;border-radius:999px;margin-bottom:18px}
.section .eyebrow{color:var(--sig-d);background:var(--sig-soft);border-color:rgba(255,119,0,.25)}
.hero-meta{margin-top:22px;color:#9FB3DA;font-size:14px;display:flex;align-items:center;gap:8px}
.hero-side .orch-visual{margin:0}

/* orchestration visual */
.orch-visual{position:relative}
.orch-svg{width:100%;height:auto;display:block}
.orch-svg .node circle{fill:rgba(255,255,255,.06);stroke:rgba(255,255,255,.5);stroke-width:1.5}
.orch-svg .node.people circle{stroke:var(--sky)}
.orch-svg .node.agent circle{stroke:var(--sig);fill:rgba(255,119,0,.1)}
.orch-svg .node text{fill:#fff;font:600 12px Inter;text-anchor:middle}
.orch-svg .core circle{fill:rgba(37,99,235,.18);stroke:var(--blue);stroke-width:2}
.orch-svg .core .ring{fill:none;stroke:var(--sky);stroke-width:1.5;stroke-dasharray:4 6;animation:spin 14s linear infinite;transform-origin:260px 180px}
.orch-svg .core text{fill:#fff;font:600 13px "Space Grotesk";text-anchor:middle}
.orch-svg .core .sub{font:500 9px Inter;fill:#9FD7FF;text-transform:uppercase;letter-spacing:.12em}
.orch-svg .ln{stroke-dasharray:6 7;animation:flow 2.6s linear infinite}
.orch-svg .node circle{animation:pulse 3s ease-in-out infinite}
.orch-svg .node:nth-child(2) circle{animation-delay:.4s}
.orch-svg .node:nth-child(3) circle{animation-delay:.8s}
@keyframes flow{to{stroke-dashoffset:-52}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{opacity:.85}50%{opacity:1;filter:drop-shadow(0 0 6px rgba(56,189,248,.6))}}
.orch-labels{display:flex;justify-content:space-between;font-size:12px;font-weight:700;
  text-transform:uppercase;letter-spacing:.1em;margin-top:-8px;padding:0 12px}
.orch-labels .lbl-l{color:var(--sky)}
.orch-labels .lbl-r{color:var(--sig-l)}

/* trust strip */
.trust-strip{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding:18px 24px;border-top:1px solid rgba(255,255,255,.1);
  color:#8FA4CC;font-size:13px}
.trust-logos{display:flex;gap:26px;flex-wrap:wrap}
.trust-logos a{color:#cfe;opacity:.85;font-family:"Space Grotesk";font-weight:600;letter-spacing:.02em;transition:.18s}
.trust-logos a:hover{color:var(--sig);opacity:1}
.quote figcaption a{color:var(--sig-d);font-weight:700}
.quote figcaption a:hover{color:var(--sig)}

/* sections */
.section{padding:84px 0}
.section.alt{background:#fff;border-block:1px solid var(--line)}
.sec-head{max-width:720px;margin:0 auto 44px;text-align:center}
.sec-head h2,.section h2{font-size:clamp(26px,3.4vw,40px)}
.section .narrow h2{font-size:clamp(24px,3vw,34px)}
.big-p{color:var(--muted);font-size:18px;margin-top:18px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.split h2{font-size:clamp(24px,3vw,34px)}

/* feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.fcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.18s}
.fcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--sig)}
.ficon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#fff;margin-bottom:16px}
.ic{width:24px;height:24px}
.fcard h3{font-size:18px;margin-bottom:8px}
.fcard p{color:var(--muted);font-size:15px}

/* portals: badges, use-case tags, architecture */
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:#DDE8FF;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);padding:8px 13px;border-radius:999px}
.badge .ok{color:var(--sig);font-weight:800}
.uc-tag{display:inline-block;margin-top:14px;font-size:12px;font-weight:700;color:var(--sig-d);
  background:var(--sig-soft);padding:4px 11px;border-radius:999px}
.uc-note{margin-top:26px;text-align:center;color:var(--muted);font-size:15px;max-width:760px;margin-inline:auto}
.arch{display:grid;gap:0;max-width:740px;margin:0 auto;text-align:center}
.arch-core{background:linear-gradient(120deg,var(--ink),var(--navy));color:#fff;border-radius:14px;padding:20px 24px;font-family:"Space Grotesk";font-weight:700;font-size:18px}
.arch-core span{display:block;color:#9FB3DA;font-size:13px;font-weight:400;margin-top:4px;font-family:Inter}
.arch-pipe{justify-self:center;width:3px;height:26px;background:var(--grad-fuse)}
.arch-layer{background:var(--sig);color:#fff;font-family:"Space Grotesk";font-weight:700;border-radius:12px;padding:13px;
  box-shadow:0 10px 26px -12px rgba(255,119,0,.6)}
.arch-nodes{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:6px}
.arch-node{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;
  font-weight:600;font-size:14px;transition:.18s}
.arch-node:hover{border-color:var(--sig);color:var(--sig);transform:translateY(-2px)}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pillar{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.18s}
.pillar:first-child{grid-column:span 3;background:linear-gradient(120deg,var(--ink),var(--navy));color:#fff;border:none}
.pillar:first-child h3{color:#fff}.pillar:first-child p{color:#C9D6F2}
.pillar:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--sig)}
.pillar h3{font-size:19px;margin-bottom:8px}
.pillar p{color:var(--muted);font-size:15px}
.pillar .more{position:absolute;top:24px;right:24px;color:var(--sig);font-size:20px;opacity:0;transition:.18s}
.pillar:hover .more{opacity:1}
.pillar:first-child .more{color:#fff}

/* modality chips */
.modchips{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.modchip{display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);
  border-radius:999px;padding:13px 22px;font-weight:600;transition:.18s}
.modchip:hover{border-color:var(--sig);color:var(--sig);transform:translateY(-2px)}
.modchip:hover .ic{color:var(--sig)}
.modchip .ic{width:20px;height:20px;color:var(--blue)}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.step-n{width:38px;height:38px;border-radius:10px;background:var(--ink);color:#fff;display:grid;place-items:center;
  font-family:"Space Grotesk";font-weight:700;margin-bottom:14px}
.step h3{font-size:17px;margin-bottom:6px}
.step p{color:var(--muted);font-size:14px}

/* quotes */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.quote{margin:0;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.section.alt .quote{background:var(--bg)}
.quote blockquote{margin:0;font-size:15px;color:var(--text)}
.quote figcaption{margin-top:14px;font-size:13px;color:var(--muted);font-weight:600}

/* check lists */
.check{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.check li{position:relative;padding-left:34px;font-size:16px}
.check li:before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:6px;background:var(--grad)}
.check li:after{content:"✓";position:absolute;left:5px;top:2px;color:#fff;font-size:13px;font-weight:700}
.check.tight li{font-size:15px;color:#C9D6F2}
.hero .check li{color:#C9D6F2}

/* company */
.leaders{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.leader{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}
.lavatar{width:64px;height:64px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-family:"Space Grotesk";font-weight:700;font-size:20px}
.leader h3{font-size:17px}.leader p{color:var(--muted);font-size:14px;margin-top:4px}
.values{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.vcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.vcard h3{font-size:18px;margin-bottom:8px;color:var(--blue)}
.vcard p{color:var(--muted);font-size:14px}

/* resources */
.rgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rcard{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.18s}
.rcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--sig)}
.rcard:hover h3{color:var(--sig-d)}
.rtag{display:inline-block;font-size:12px;font-weight:600;color:var(--sig-d);background:var(--sig-soft);
  padding:4px 10px;border-radius:999px;margin-bottom:12px}
.rcard h3{font-size:18px;margin-bottom:8px;transition:.18s}.rcard p{color:var(--muted);font-size:15px}
.rcard .more{position:absolute;bottom:22px;right:24px;color:var(--sig);opacity:0;transition:.18s}
.rcard:hover .more{opacity:1}

/* forms */
.contact-form,.subscribe{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.contact-form{display:grid;gap:14px}
.contact-form label{display:grid;gap:6px;font-size:13px;font-weight:600;color:var(--muted)}
.contact-form input,.contact-form select,.contact-form textarea{
  font:inherit;font-size:15px;padding:11px 13px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--text)}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--sig);box-shadow:0 0 0 4px var(--sig-ring)}
.form-ok{color:#0a8f3c;font-weight:600;text-align:center}
.subscribe{display:flex;gap:10px;max-width:520px;margin:20px auto 0}
.subscribe input{flex:1;font:inherit;padding:13px 16px;border:1px solid var(--line);border-radius:999px}
.subscribe input:focus{outline:none;border-color:var(--sig);box-shadow:0 0 0 4px var(--sig-ring)}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--blue),var(--blue2));color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:54px 24px}
.cta-band h2{color:#fff;font-size:clamp(24px,3vw,34px)}
.cta-band p{color:#DCE6FF;margin-top:8px}
.cta-band .btn-primary{background:#fff;color:var(--blue)}
.cta-band .btn-primary:hover{background:#eef}
.cta-band .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
.cta-band .btn-ghost:hover{border-color:#fff;color:#fff}
.cta-band .btn-row{margin-top:0}

/* footer */
.site-footer{background:var(--ink);color:#AFC0E0;padding:60px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1.1fr;gap:30px}
.site-footer .brand{color:#fff;margin-bottom:14px}
.site-footer .lc-logo{filter:brightness(0) invert(1);opacity:.92}
.foot-tag{color:#9FB3DA;font-size:14px;max-width:280px}
.foot-ca{color:#8FA4CC;font-size:13px;margin-top:12px}
.foot-col h4{color:#fff;font-size:14px;margin-bottom:14px}
.foot-col a{display:block;color:#AFC0E0;font-size:14px;padding:5px 0}
.foot-col a:hover{color:var(--sig)}
.foot-social{display:flex;flex-wrap:wrap;gap:14px;margin-top:16px}
.foot-social a{color:#8FA4CC;font-size:13px;font-weight:600}
.foot-social a:hover{color:var(--sig)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:40px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#7E92BC}
.foot-legal{display:flex;gap:18px;flex-wrap:wrap}
.foot-legal a{color:#7E92BC}.foot-legal a:hover{color:var(--sig)}
/* legal pages */
.legal .legal-block{margin-bottom:30px}
.legal h2{font-size:21px;margin-bottom:8px}
.legal p{color:var(--muted)}

/* responsive */
@media(max-width:1040px){
  .mega{min-width:440px}
}
@media(max-width:960px){
  .mainnav{display:none}.burger{display:flex}
  .hero-grid,.split{grid-template-columns:1fr}
  .feature-grid,.pillars,.quotes,.steps,.leaders,.values,.rgrid{grid-template-columns:1fr 1fr}
  .pillar:first-child{grid-column:span 2}
  .foot-grid{grid-template-columns:1fr 1fr;gap:24px}
  .hero-side{order:-1}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media(max-width:620px){
  .feature-grid,.pillars,.quotes,.steps,.leaders,.values,.rgrid{grid-template-columns:1fr}
  .pillar:first-child{grid-column:span 1}
  .foot-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .subscribe{flex-direction:column}
}