:root{
    --navy:#15294D;
    --navy-2:#0F1E3A;
    --navy-soft:#33476b;
    --ink:#1d2a44;
    --muted:#5d6b82;
    --muted-2:#8593a8;
    --line:#e5e9f1;
    --bg-soft:#f3f6fb;
    --bg-soft-2:#eef2f8;
    --white:#ffffff;
    --green:#1f9d57;
    --green-bg:#e6f5ec;
    --amber:#cf8a1a;
    --amber-bg:#fbf0db;
    --red:#d83c3c;
    --red-bg:#fbe7e7;
    --serif:'Playfair Display',Georgia,serif;
    --sans:'Plus Jakarta Sans',system-ui,sans-serif;
    --maxw:1200px;
    --radius:14px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  a{color:inherit;text-decoration:none}
  ::selection{background:var(--navy);color:#fff}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
  .serif{font-family:var(--serif)}

  .btn{font-family:var(--sans);font-weight:600;font-size:15px;cursor:pointer;border:none;border-radius:9px;padding:13px 24px;display:inline-flex;align-items:center;gap:9px;transition:transform .15s,background .2s,box-shadow .2s}
  .btn-navy{background:var(--navy);color:#fff;box-shadow:0 8px 20px -10px rgba(21,41,77,.55)}
  .btn-navy:hover{background:var(--navy-2);transform:translateY(-1px)}
  .btn-ghost{background:transparent;color:var(--navy);font-weight:600;padding:13px 8px}
  .btn-ghost .play{width:34px;height:34px;border-radius:50%;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--navy);box-shadow:0 4px 12px -6px rgba(21,41,77,.3)}

  /* ---------- nav ---------- */
  nav{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid rgba(229,233,241,.8)}
  .nav-in{display:flex;align-items:center;justify-content:space-between;height:76px}
  .brand{display:flex;align-items:center;gap:11px}
  .brand .logo{width:34px;height:34px;flex:none}
  .brand .name{font-family:var(--serif);font-weight:700;font-size:23px;letter-spacing:.13em;color:var(--navy)}
  .nav-links{display:flex;align-items:center;gap:36px;font-size:15px;font-weight:500;color:var(--navy)}
  .nav-links a{opacity:.82;transition:opacity .2s}
  .nav-links a:hover{opacity:1}
  .nav-mob{display:none;font-size:26px;color:var(--navy);background:none;border:none;cursor:pointer}
  @media(max-width:940px){.nav-links{display:none}.nav-mob{display:block}}

  /* ---------- hero ---------- */
  .hero{position:relative;overflow:hidden;background-color:#dfe7f0}
  .hero-bg{position:absolute;inset:0;background-image:url('lagos-skyline.jpg');background-size:cover;background-position:center 30%;z-index:0}
  .hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(247,250,253,.92) 0%,rgba(247,250,253,.74) 24%,rgba(247,250,253,.34) 42%,rgba(247,250,253,.06) 60%,transparent 78%),linear-gradient(180deg,rgba(247,250,253,.4) 0%,transparent 14%)}
  .hero-in{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;min-height:660px;padding:60px 0 80px}
  .hero-copy{max-width:30em}
  h1{font-family:var(--serif);font-weight:700;font-size:clamp(42px,5.4vw,66px);line-height:1.05;letter-spacing:-.01em;color:var(--navy)}
  .hero-sub{font-size:19px;color:var(--navy-soft);margin:26px 0 36px;max-width:24em;font-weight:500}
  .hero-cta{display:flex;align-items:center;gap:18px;flex-wrap:wrap}

  /* product mockup */
  .stage{position:relative;height:560px}
  .dash{position:absolute;top:18px;right:-40px;width:640px;background:#fff;border-radius:18px;border:1px solid var(--line);box-shadow:0 40px 80px -34px rgba(15,30,58,.45);overflow:hidden;transform:perspective(1800px) rotateY(-13deg) rotateX(4deg) rotateZ(.5deg);transform-origin:left center}
  .dash-top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line)}
  .dash-brand{display:flex;align-items:center;gap:8px;font-family:var(--serif);font-weight:700;font-size:14px;letter-spacing:.1em;color:var(--navy)}
  .dash-brand .logo{width:20px;height:20px}
  .dash-user{display:flex;align-items:center;gap:9px;font-size:12px}
  .dash-user .av{width:30px;height:30px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:12px}
  .dash-user b{display:block;color:var(--ink);font-size:12.5px}
  .dash-user span{color:var(--muted-2);font-size:11px}
  .dash-body{display:grid;grid-template-columns:128px 1fr}
  .dash-side{border-right:1px solid var(--line);padding:14px 0;font-size:12.5px;color:var(--muted)}
  .dash-side .si{display:flex;align-items:center;gap:9px;padding:8px 16px;cursor:default}
  .dash-side .si i{font-size:15px}
  .dash-side .si.active{background:var(--navy);color:#fff;margin:0 8px;border-radius:8px;padding:8px 12px}
  .dash-main{padding:16px 18px}
  .dash-main h4{font-family:var(--serif);font-weight:600;font-size:16px;color:var(--navy);margin-bottom:13px}
  .stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:16px}
  .stat{border:1px solid var(--line);border-radius:10px;padding:10px 11px}
  .stat .k{font-size:9.5px;color:var(--muted-2);font-weight:500;letter-spacing:.02em}
  .stat .v{font-size:22px;font-weight:700;color:var(--navy);line-height:1.2;margin-top:3px}
  .stat .d{font-size:9px;margin-top:2px}
  .stat .d.up{color:var(--green)}
  .stat .d.mut{color:var(--muted-2)}
  .stat .bar{height:2px;border-radius:2px;margin-top:6px}
  .recent{border:1px solid var(--line);border-radius:10px;padding:13px 14px}
  .recent .rh{font-family:var(--serif);font-weight:600;font-size:13px;color:var(--navy);margin-bottom:10px}
  table.rt{width:100%;border-collapse:collapse;font-size:10.5px}
  table.rt th{text-align:left;color:var(--muted-2);font-weight:600;padding:0 6px 8px;font-size:9.5px;letter-spacing:.02em}
  table.rt td{padding:6px;color:var(--ink);border-top:1px solid var(--line);white-space:nowrap}
  .badge{display:inline-flex;align-items:center;gap:4px;font-size:9.5px;font-weight:600;padding:2px 8px;border-radius:999px}
  .badge.clear{background:var(--green-bg);color:var(--green)}
  .badge.pending{background:var(--amber-bg);color:var(--amber)}
  .badge.red{background:var(--red-bg);color:var(--red)}
  .badge i{font-size:9px}
  .viewall{text-align:right;font-size:10.5px;color:var(--navy);font-weight:600;margin-top:10px}

  .phone{position:absolute;bottom:-10px;left:0;width:224px;background:#0d1b34;border-radius:32px;padding:9px;box-shadow:0 36px 70px -30px rgba(15,30,58,.6);transform:perspective(1600px) rotateY(8deg) rotateZ(-1deg);z-index:3}
  .phone-screen{background:#ECE5DD;border-radius:25px;overflow:hidden}
  .wa-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:#25D366;color:#fff;font-size:10px;font-weight:700;letter-spacing:.02em;padding:5px 12px;border-radius:999px;display:flex;align-items:center;gap:6px;box-shadow:0 8px 18px -8px rgba(37,211,102,.8);z-index:5;white-space:nowrap}
  .wa-hd{background:#075E54;color:#fff;display:flex;align-items:center;gap:7px;padding:11px 11px}
  .wa-hd .bk{font-size:16px;opacity:.9}
  .wa-av{width:30px;height:30px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;color:#075E54}
  .wa-av svg{width:18px;height:18px}
  .wa-meta{flex:1;min-width:0}
  .wa-name{font-size:12.5px;font-weight:600;display:flex;align-items:center;gap:4px}
  .wa-name i{font-size:11px;color:#7FE3FF}
  .wa-sub{font-size:9.5px;opacity:.78}
  .wa-hd .ic{font-size:14px;opacity:.9}
  .wa-chat{padding:12px 10px 10px;display:flex;flex-direction:column;gap:8px;min-height:230px}
  .wa-day{align-self:center;background:rgba(255,255,255,.85);color:#54656f;font-size:8.5px;font-weight:600;letter-spacing:.04em;padding:3px 9px;border-radius:7px;margin-bottom:2px}
  .wa-msg{max-width:84%;border-radius:9px;padding:7px 9px 5px;font-size:11px;line-height:1.4;box-shadow:0 1px 1px rgba(0,0,0,.08);position:relative}
  .wa-msg.out{align-self:flex-end;background:#DCF8C6;border-bottom-right-radius:2px;color:#1f2c33}
  .wa-msg.in{align-self:flex-start;background:#fff;border-bottom-left-radius:2px;color:#1f2c33}
  .wa-time{font-size:8px;color:#8a9aa3;text-align:right;margin-top:3px;display:flex;align-items:center;justify-content:flex-end;gap:3px}
  .wa-time i{font-size:10px;color:#34B7F1}
  .wa-rtitle{font-size:11.5px;font-weight:700;color:#1f9d57;display:flex;align-items:center;gap:5px;margin-bottom:5px}
  .wa-rline{display:flex;align-items:center;gap:6px;color:#374550;padding:1px 0}
  .wa-rline i{font-size:11px;color:#1f9d57}
  .wa-conf{font-size:9px;color:#7a8a93;border-top:1px solid #eef0ef;margin-top:6px;padding-top:5px}
  .wa-input{display:flex;align-items:center;gap:8px;background:#fff;margin:0 8px 10px;border-radius:999px;padding:8px 12px;color:#8a9aa3;font-size:11px}
  .wa-input .fld{flex:1}
  .wa-input .snd{width:30px;height:30px;border-radius:50%;background:#075E54;color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;margin-right:-6px}
  @media(max-width:940px){
    .hero-in{grid-template-columns:1fr;min-height:0;padding:48px 0 60px}
    .hero-bg::after{background:linear-gradient(180deg,rgba(247,250,253,.95) 0%,rgba(247,250,253,.82) 55%,rgba(247,250,253,.45) 100%)}
    .stage{height:auto;margin-top:30px;display:flex;flex-direction:column;align-items:center;gap:30px}
    .dash{position:relative;right:auto;top:auto;width:100%;max-width:560px;margin:0;transform:none}
    .phone{position:relative;bottom:auto;left:auto;transform:none;margin:0 auto}
  }
  @media(max-width:560px){.stage{height:auto}.dash-body{grid-template-columns:1fr}.dash-side{display:none}.stat-row{grid-template-columns:repeat(2,1fr)}table.rt{font-size:9.5px}}

  /* ---------- trusted ---------- */
  .trusted{padding:52px 0 12px;text-align:center}
  .trusted .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase}
  .logos{display:flex;align-items:center;justify-content:center;gap:48px;flex-wrap:wrap;margin-top:30px}
  .logos .lg{display:inline-flex;align-items:center}
  .lgimg{display:none;height:32px;max-width:140px;object-fit:contain;filter:grayscale(1);opacity:.65;transition:filter .2s,opacity .2s}
  .lg:hover .lgimg{filter:none;opacity:1}
  .lgtxt{font-weight:700;color:var(--navy);font-size:19px;letter-spacing:.02em;display:flex;align-items:center;gap:8px;opacity:.62}
  .lgtxt small{font-size:9px;font-weight:600;letter-spacing:.12em;color:var(--muted)}
  .lgtxt.serif{font-family:var(--serif)}
  .lgtxt .mk{width:22px;height:22px;border:2px solid var(--navy);border-radius:5px;display:inline-block;transform:rotate(45deg)}

  /* ---------- features ---------- */
  .features{padding:46px 0 24px}
  .feat-box{background:var(--bg-soft);border-radius:22px;padding:46px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:0}
  .feat{padding:0 30px;position:relative}
  .feat+.feat::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:1px;background:var(--line)}
  .feat .fi{font-size:32px;color:var(--navy);margin-bottom:18px;display:block}
  .feat h3{font-size:18px;font-weight:700;color:var(--navy);margin-bottom:10px}
  .feat p{font-size:14.5px;color:var(--muted);line-height:1.55}
  @media(max-width:880px){.feat-box{grid-template-columns:1fr 1fr;gap:34px 0;padding:38px 28px}.feat+.feat::before{display:none}.feat{padding:0 22px}}
  @media(max-width:520px){.feat-box{grid-template-columns:1fr}}

  /* ---------- how it works ---------- */
  .how{padding:84px 0 96px;text-align:center}
  .how .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase}
  .how h2{font-family:var(--serif);font-weight:700;font-size:clamp(32px,4.2vw,46px);color:var(--navy);margin:14px 0 56px;letter-spacing:-.01em}
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;align-items:start}
  .step{position:relative;padding:0 22px}
  .step .circle{width:96px;height:96px;border-radius:50%;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;font-size:38px;color:var(--navy);margin:0 auto 22px;position:relative}
  .step .num{position:absolute;top:-2px;left:50%;transform:translateX(-46px);width:26px;height:26px;border-radius:50%;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:700;color:var(--navy);display:flex;align-items:center;justify-content:center}
  .step h3{font-size:18px;font-weight:700;color:var(--navy);margin-bottom:10px}
  .step p{font-size:14px;color:var(--muted);line-height:1.55;max-width:15em;margin:0 auto}
  .step .chev{position:absolute;top:40px;right:-12px;color:var(--line);font-size:24px}
  .step:last-child .chev{display:none}
  @media(max-width:880px){.steps{grid-template-columns:1fr 1fr;gap:48px 0}.step .chev{display:none}}
  @media(max-width:480px){.steps{grid-template-columns:1fr}}

  /* ---------- closing cta ---------- */
  .cta{padding:0 0 96px}
  .cta-box{background:var(--navy);border-radius:24px;padding:72px 48px;text-align:center;position:relative;overflow:hidden}
  .cta-box::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 80% 120%,rgba(255,255,255,.08),transparent 60%)}
  .cta-box h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);color:#fff;position:relative;z-index:2;max-width:14em;margin:0 auto}
  .cta-box p{color:rgba(255,255,255,.72);font-size:17px;margin:18px auto 32px;max-width:34em;position:relative;z-index:2}
  .cta-box .btn{position:relative;z-index:2}
  .btn-light{background:#fff;color:var(--navy)}
  .btn-light:hover{background:#eef2f8;transform:translateY(-1px)}

  /* ---------- footer ---------- */
  footer{background:var(--navy-2);color:rgba(255,255,255,.72);padding:62px 0 34px}
  .foot-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.12)}
  .foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
  .foot-brand .logo{width:30px;height:30px}
  .foot-brand .name{font-family:var(--serif);font-weight:700;font-size:21px;letter-spacing:.12em;color:#fff}
  .foot-blurb{font-size:14px;line-height:1.6;max-width:25em}
  .foot-col h5{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:16px}
  .foot-col a{display:block;font-size:14px;margin-bottom:11px;transition:color .2s}
  .foot-col a:hover{color:#fff}
  .foot-bottom{padding-top:26px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.5)}
  .foot-bottom .disc{max-width:52em;line-height:1.55}
  @media(max-width:780px){.foot-top{grid-template-columns:1fr 1fr}}
  /* ---------- capabilities ---------- */
  .caps{padding:88px 0 24px}
  .caps-head{text-align:center;margin-bottom:46px}
  .caps-head .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;display:block;margin-bottom:14px}
  .caps-head h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);color:var(--navy);letter-spacing:-.01em}
  .caps-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
  .caps-col{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px 30px}
  .caps-col.avoid{background:var(--bg-soft);border-color:transparent}
  .caps-col-h{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--navy);margin-bottom:6px}
  .caps-col-h i{font-size:19px}
  .caps-col.avoid .caps-col-h{color:var(--red)}
  .cap{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
  .caps-col.avoid .cap{border-bottom-color:#e3e8f0}
  .cap:last-child{border-bottom:none}
  .cap .ci{width:42px;height:42px;flex:none;border-radius:11px;background:var(--bg-soft-2);color:var(--navy);display:flex;align-items:center;justify-content:center;font-size:20px}
  .caps-col.avoid .cap .ci{background:var(--red-bg);color:var(--red)}
  .cap .ct{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:2px}
  .cap .cd{font-size:13.5px;color:var(--muted);line-height:1.5}
  @media(max-width:760px){.caps-grid{grid-template-columns:1fr}}

  /* ---------- verification flow ---------- */
  .flow{padding:88px 0;background:var(--bg-soft);margin-top:64px}
  .flow-head{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start;margin-bottom:46px}
  .flow-head h2{font-family:var(--serif);font-weight:700;font-size:clamp(30px,4vw,48px);color:var(--navy);line-height:1.08;letter-spacing:-.01em;max-width:11em}
  .flow-head h2 em{font-style:italic;color:var(--navy-soft)}
  .flow-head p{font-size:17.5px;color:var(--muted);line-height:1.6;padding-top:10px}
  .flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  .fstep{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;overflow:hidden}
  .fstep .gn{position:absolute;top:0;right:14px;font-family:var(--serif);font-weight:700;font-size:94px;line-height:1;color:rgba(21,41,77,.07)}
  .fstep h3{position:relative;z-index:1;font-size:17px;font-weight:700;color:var(--navy);margin-bottom:10px}
  .fstep p{position:relative;z-index:1;font-size:13.5px;color:var(--muted);line-height:1.55}
  @media(max-width:860px){.flow-head{grid-template-columns:1fr;gap:16px}.flow-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:480px){.flow-grid{grid-template-columns:1fr}}

  /* ---------- who it's for ---------- */
  .who{padding:90px 0}
  .who-head{text-align:center;margin-bottom:46px}
  .who-head .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;display:block;margin-bottom:14px}
  .who-head h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);color:var(--navy);letter-spacing:-.01em}
  .who-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .pcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 26px;transition:transform .2s,box-shadow .2s,border-color .2s}
  .pcard:hover{transform:translateY(-3px);box-shadow:0 22px 44px -26px rgba(15,30,58,.4);border-color:var(--bg-soft-2)}
  .pcard .pe{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-soft);margin-bottom:10px}
  .pcard h3{font-size:19px;font-weight:700;color:var(--navy);margin-bottom:9px;letter-spacing:-.01em}
  .pcard p{font-size:14px;color:var(--muted);line-height:1.55}
  @media(max-width:880px){.who-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:540px){.who-grid{grid-template-columns:1fr}}
  /* ---------- waitlist modal ---------- */
  .modal-ov{position:fixed;inset:0;z-index:200;background:rgba(13,20,40,.55);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity .2s}
  .modal-ov.open{display:flex;opacity:1}
  .modal{background:#fff;border-radius:20px;max-width:444px;width:100%;padding:38px 36px 32px;position:relative;box-shadow:0 40px 90px -30px rgba(13,20,40,.6);transform:translateY(10px);transition:transform .25s}
  .modal-ov.open .modal{transform:none}
  .modal .x{position:absolute;top:15px;right:15px;width:34px;height:34px;border:none;background:var(--bg-soft);border-radius:9px;color:var(--muted);font-size:17px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s}
  .modal .x:hover{background:var(--bg-soft-2);color:var(--navy)}
  .modal .mlogo{width:48px;height:48px;border-radius:13px;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:18px}
  .modal .mlogo svg{width:27px;height:27px}
  .modal h3{font-family:var(--serif);font-weight:700;font-size:26px;color:var(--navy);line-height:1.15;margin-bottom:10px}
  .modal .msub{font-size:15px;color:var(--muted);margin-bottom:22px;line-height:1.55}
  .modal-form{display:flex;flex-direction:column;gap:10px}
  .modal-form input{width:100%;border:1px solid var(--line);border-radius:10px;padding:14px 15px;font-family:var(--sans);font-size:15px;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s}
  .modal-form input:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(21,41,77,.12)}
  .modal-form .btn{justify-content:center;padding:14px;width:100%}
  .modal .mnote{font-size:12.5px;color:var(--muted-2);margin-top:14px;display:flex;align-items:flex-start;gap:7px;line-height:1.45}
  .modal .mnote i{color:var(--green);margin-top:1px;font-size:14px}
  .modal .mok{display:none;flex-direction:column;align-items:center;text-align:center;padding:6px 0 6px}
  .modal .mok .okic{width:58px;height:58px;border-radius:50%;background:var(--green-bg);color:var(--green);display:flex;align-items:center;justify-content:center;font-size:30px;margin-bottom:16px}
  .modal.done .modal-body{display:none}
  .modal.done .mok{display:flex}
  /* ---------- agentic engine ---------- */
  .engine{background:var(--navy);color:#fff;padding:92px 0;position:relative;overflow:hidden}
  .engine .etex{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:radial-gradient(ellipse 75% 80% at 82% 8%,#000 15%,transparent 72%);mask-image:radial-gradient(ellipse 75% 80% at 82% 8%,#000 15%,transparent 72%)}
  .engine .wrap{position:relative;z-index:2}
  .engine-head{max-width:42em;margin-bottom:46px}
  .engine-head .lab{font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:#86c7a3;display:block;margin-bottom:14px}
  .engine-head h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.6vw,42px);color:#fff;letter-spacing:-.01em;line-height:1.12}
  .engine-head h2 em{font-style:italic;color:#cfe0d4}
  .engine-head p{font-size:17.5px;color:rgba(255,255,255,.72);margin-top:16px;line-height:1.6}
  .agent-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:40px}
  .agent{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:24px 24px;transition:background .2s,transform .2s}
  .agent:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}
  .agent>i{font-size:24px;color:#86c7a3;display:block;margin-bottom:14px}
  .agent h3{font-size:17px;font-weight:700;color:#fff;margin-bottom:8px}
  .agent p{font-size:13.5px;color:rgba(255,255,255,.66);line-height:1.5;margin-bottom:14px}
  .atag{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.03em;background:rgba(134,199,163,.16);color:#a6dabb;border-radius:999px;padding:4px 11px}
  .engine-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid rgba(255,255,255,.12);padding-top:30px}
  .ef-item{display:flex;gap:12px;align-items:flex-start}
  .ef-item>i{font-size:20px;color:#86c7a3;margin-top:2px}
  .ef-item b{display:block;color:#fff;font-size:14.5px;margin-bottom:3px}
  .ef-item span{font-size:13px;color:rgba(255,255,255,.6);line-height:1.45}
  @media(max-width:860px){.agent-grid{grid-template-columns:1fr 1fr}.engine-foot{grid-template-columns:1fr;gap:18px}}
  @media(max-width:520px){.agent-grid{grid-template-columns:1fr}}

  /* ---------- subpages ---------- */
  .page-hero{background:var(--bg-soft);border-bottom:1px solid var(--line);padding:66px 0 58px}
  .page-hero .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;display:block;margin-bottom:16px}
  .page-hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(34px,5vw,56px);color:var(--navy);letter-spacing:-.02em;line-height:1.05;margin-bottom:18px}
  .page-hero .lede{font-size:19px;color:var(--muted);max-width:36em;line-height:1.6}
  .section{padding:74px 0}
  .section.alt{background:var(--bg-soft)}
  .section-head{margin-bottom:42px;max-width:42em}
  .section-head .lab{font-size:12px;font-weight:600;letter-spacing:.22em;color:var(--muted-2);text-transform:uppercase;display:block;margin-bottom:14px}
  .section-head h2{font-family:var(--serif);font-weight:700;font-size:clamp(28px,3.4vw,40px);color:var(--navy);letter-spacing:-.01em;line-height:1.12}
  .section-head p{font-size:17px;color:var(--muted);margin-top:14px;line-height:1.6}
  .fcards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .fcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 28px;transition:transform .2s,box-shadow .2s}
  .fcard:hover{transform:translateY(-3px);box-shadow:0 22px 44px -26px rgba(15,30,58,.4)}
  .fcard .fi{font-size:28px;color:var(--navy);margin-bottom:16px;display:block}
  .fcard h3{font-size:19px;font-weight:700;color:var(--navy);margin-bottom:9px;letter-spacing:-.01em}
  .fcard p{font-size:14.5px;color:var(--muted);line-height:1.55;margin-bottom:14px}
  .tags{display:flex;flex-wrap:wrap;gap:7px}
  .tag2{font-size:11px;font-weight:600;letter-spacing:.02em;background:var(--bg-soft);color:var(--navy-soft);border-radius:999px;padding:4px 11px}
  @media(max-width:760px){.fcards{grid-template-columns:1fr}}
  .prose{max-width:50em}
  .prose .updated{font-size:13px;color:var(--muted-2);margin-bottom:24px}
  .prose h2{font-family:var(--serif);font-weight:700;font-size:25px;color:var(--navy);margin:36px 0 12px;letter-spacing:-.01em}
  .prose h2:first-child{margin-top:0}
  .prose h3{font-size:17px;font-weight:700;color:var(--navy);margin:24px 0 8px}
  .prose p{font-size:16px;color:#33414f;line-height:1.7;margin-bottom:14px}
  .prose ul{margin:0 0 16px 22px;color:#33414f}
  .prose li{margin-bottom:8px;line-height:1.6}
  .callout{background:var(--amber-bg);border:1px solid #f0dba9;border-radius:12px;padding:15px 18px;font-size:14px;color:#7a5a16;line-height:1.55;margin-bottom:28px;display:flex;gap:10px;align-items:flex-start}
  .callout i{font-size:18px;margin-top:1px}
  table.data{width:100%;border-collapse:collapse;font-size:14px;margin:6px 0 26px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
  table.data th{text-align:left;background:var(--bg-soft);color:var(--navy);font-weight:700;padding:11px 14px;font-size:11.5px;letter-spacing:.04em;text-transform:uppercase}
  table.data td{padding:11px 14px;border-top:1px solid var(--line);color:var(--ink);vertical-align:top;line-height:1.45}
  .m-badge{font-family:var(--mono,monospace);font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px;background:var(--navy);color:#fff;letter-spacing:.03em}
  .m-badge.get{background:#1f6d4a}.m-badge.post{background:#15294d}.m-badge.del{background:#a32d2d}
  code{font-family:ui-monospace,Menlo,monospace;font-size:13px;background:var(--bg-soft);padding:1px 6px;border-radius:5px;color:var(--navy)}
  .status{font-size:11px;font-weight:600;padding:2px 9px;border-radius:999px;white-space:nowrap;display:inline-block}
  .status.pub{background:var(--green-bg);color:var(--green)}
  .status.neg{background:var(--amber-bg);color:var(--amber)}
  .ucase{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line)}
  .ucase:last-child{border-bottom:none}
  .ucase .un{flex:none;width:30px;height:30px;border-radius:8px;background:var(--navy);color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center}
  .ucase .ut{font-weight:700;color:var(--navy);font-size:15.5px;margin-bottom:2px}
  .ucase .ud{font-size:14px;color:var(--muted);line-height:1.5}
  .channels{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  @media(max-width:780px){.channels{grid-template-columns:1fr}}
  .contact-form{max-width:34em;display:flex;flex-direction:column;gap:12px}
  .contact-form input,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 15px;font-family:var(--sans);font-size:15px;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s}
  .contact-form textarea{min-height:120px;resize:vertical}
  .contact-form input:focus,.contact-form textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(21,41,77,.12)}
  #contact-ok{display:none;align-items:center;gap:10px;color:var(--green);font-weight:600;font-size:15px;background:var(--green-bg);padding:16px 18px;border-radius:12px}
  /* mobile nav */
  @media(max-width:940px){
    .nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;padding:6px 0;box-shadow:0 24px 40px -28px rgba(15,30,58,.4)}
    nav.open .nav-links{display:flex}
    .nav-links a{padding:13px 32px;opacity:.9}
    .nav-mob{display:block}
  }