:root{
  --bg:#0b1120;--bg2:#0f172a;--card:#111827;--card2:#161f2e;--border:#1f2937;--border2:#27344b;
  --text:#e6edf6;--muted:#94a3b8;--dim:#64748b;
  --blue:#60a5fa;--purple:#a78bfa;--amber:#f59e0b;--green:#34d399;--red:#f87171;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
.mono{font-family:var(--mono)}
img,svg{max-width:100%}
a{color:inherit}
.wrap{max-width:1140px;margin:0 auto}
/* header */
.site-header{background:rgba(11,17,32,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);padding:14px 6vw;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:20;flex-wrap:wrap;gap:10px}
.brand{font-size:1.05rem;letter-spacing:.14em;text-decoration:none;color:var(--text);font-weight:600}
.brand b{color:var(--blue);font-weight:600}
.site-header nav a{color:var(--muted);text-decoration:none;margin-left:22px;font-size:.78rem;letter-spacing:.04em}
.site-header nav a:hover{color:var(--text)}
.site-header nav a.nav-cta{color:#06121f;background:var(--blue);padding:8px 16px;border-radius:6px;font-weight:600}
.site-header nav a.nav-cta:hover{background:#7cb6fb}
/* hero */
.hero{background:radial-gradient(900px 500px at 78% -10%,rgba(96,165,250,.14),transparent),radial-gradient(700px 400px at 10% 110%,rgba(167,139,250,.12),transparent),var(--bg);padding:78px 6vw 60px;border-bottom:1px solid var(--border)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue);border:1px solid var(--border2);background:var(--card);padding:5px 12px;border-radius:20px;margin-bottom:20px}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}
.hero h1{font-size:2.7rem;line-height:1.12;font-weight:650;letter-spacing:-.01em;max-width:16ch}
.hero h1 b{color:var(--blue);font-weight:650}
.hero p{margin-top:20px;max-width:54ch;font-size:1.1rem;color:#aeb9c9}
.cta{display:inline-block;margin-top:28px;background:var(--blue);color:#06121f;padding:13px 26px;text-decoration:none;border-radius:7px;font-weight:600;font-size:.95rem}
.cta:hover{background:#7cb6fb}
.cta.ghost{background:transparent;color:var(--text);border:1px solid var(--border2);margin-left:10px}
.cta.ghost:hover{border-color:var(--blue);color:var(--blue)}
/* sections */
section{padding:66px 6vw}
.kicker{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}
h2{font-size:1.85rem;margin:10px 0 16px;font-weight:640;letter-spacing:-.01em;line-height:1.2}
h3{font-weight:600}
.lead{font-size:1.1rem;max-width:66ch;color:#aeb9c9}
.band{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.pageintro{background:radial-gradient(700px 360px at 80% -20%,rgba(96,165,250,.13),transparent),var(--bg);padding:62px 6vw 50px;border-bottom:1px solid var(--border)}
.pageintro h1{font-size:2.2rem;font-weight:640;max-width:24ch;letter-spacing:-.01em}
.pageintro p{margin-top:14px;max-width:62ch;color:#aeb9c9;font-size:1.05rem}
/* graph panel */
.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.panel-bar{display:flex;align-items:center;gap:8px;padding:2px 4px 12px;color:var(--dim);font-size:.74rem;font-family:var(--mono)}
.panel-bar .lt{margin-left:auto;color:var(--green)}
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;font-size:.74rem;color:var(--muted)}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend i{width:9px;height:9px;border-radius:50%;display:inline-block}
/* chain pipeline */
.chain{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:36px}
.stage{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px;position:relative}
.stage .n{font-size:.7rem;color:var(--blue);letter-spacing:.1em;font-family:var(--mono)}
.stage h3{font-size:1.05rem;margin:8px 0 6px}
.stage p{font-size:.88rem;color:#9fabbd}
/* grids / cards */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:26px}
.grid.three{grid-template-columns:repeat(3,1fr)}
.feat{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:22px 20px;border-left:3px solid var(--blue)}
.feat.p{border-left-color:var(--purple)}.feat.a{border-left-color:var(--amber)}.feat.g{border-left-color:var(--green)}
.feat h3{font-size:1.02rem;margin-bottom:6px}
.feat p{color:#9fabbd;font-size:.92rem}
/* steps */
.steps{margin-top:24px}
.step{display:flex;gap:24px;padding:26px 0;border-bottom:1px solid var(--border)}
.step .num{font-family:var(--mono);font-size:1.5rem;color:var(--blue);min-width:54px}
.step h3{font-size:1.2rem;margin-bottom:7px}
.step p{color:#9fabbd;max-width:72ch}
/* entity dossier mock */
.dossier{background:var(--card);border:1px solid var(--border);border-radius:12px;border-left:3px solid var(--blue);padding:18px 20px;max-width:420px}
.dossier .row{display:flex;align-items:center;gap:10px}
.dossier .av{width:40px;height:40px;border-radius:50%;background:rgba(96,165,250,.15);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.dossier .nm{font-weight:600}.dossier .sub{color:var(--dim);font-size:.8rem}
.dossier table{width:100%;font-size:.82rem;margin-top:14px;border-top:1px solid var(--border);padding-top:10px}
.dossier td{padding:4px 0;color:var(--muted)}.dossier td:last-child{text-align:right;color:var(--text);font-family:var(--mono)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.chip{font-size:.72rem;padding:3px 9px;border-radius:14px;border:1px solid var(--border2);color:var(--muted)}
.chip.b{color:var(--purple);border-color:rgba(167,139,250,.4)}
.chip.l{color:var(--amber);border-color:rgba(245,158,11,.4)}
/* faq */
.faq{margin-top:20px;max-width:80ch}
.faq details{border:1px solid var(--border);border-radius:10px;padding:16px 18px;margin-bottom:10px;background:var(--card)}
.faq summary{font-size:1.02rem;cursor:pointer;font-weight:500}
.faq p{margin-top:10px;color:#9fabbd}
/* form */
form.contact{margin-top:22px;max-width:640px;position:relative}
form.contact label{display:block;font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin:16px 0 5px}
form.contact input,form.contact textarea{width:100%;padding:12px 14px;border:1px solid var(--border2);background:var(--card);color:var(--text);font-family:inherit;font-size:1rem;border-radius:7px}
form.contact input:focus,form.contact textarea:focus{outline:none;border-color:var(--blue)}
form.contact textarea{min-height:140px;resize:vertical}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.formnote{font-size:.84rem;color:var(--muted);margin-top:14px}
#formmsg{margin-top:16px;font-size:.95rem}
/* footer */
.site-footer{background:var(--bg2);border-top:1px solid var(--border);color:var(--dim);padding:40px 6vw;font-size:.8rem;text-align:center;line-height:1.9}
.site-footer a{color:var(--blue);text-decoration:none}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero h1{font-size:2.1rem}.chain{grid-template-columns:1fr 1fr}.grid,.grid.three{grid-template-columns:1fr}.site-header nav a{margin:0 9px}}