/* Light palette: white base, near-black navy ink, blue accent, soft blue tints. */
:root{
  --bg:#ffffff;--bg-alt:#f6f7fb;--card:#ffffff;
  --ink:#0e1017;--ink-2:#4a5263;--ink-3:#687083;--line:#e4e7ee;
  --brand:#0e1017;--accent:#3a68ec;--accent-hover:#2a55d4;--accent-soft:#eef2ff;--accent-2:#7c5cff;
  --shadow:0 1px 2px rgba(14,16,23,.04),0 8px 24px rgba(14,16,23,.06);
  --radius:14px;--max:1140px;color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-hover);text-decoration:underline;text-underline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
h1,h2,h3,h4{color:var(--brand);line-height:1.22;margin:0 0 .55em;letter-spacing:-.015em}
h1{font-size:clamp(1.95rem,3.8vw,2.85rem);font-weight:700}
h2{font-size:clamp(1.45rem,2.6vw,1.95rem);font-weight:650}
h3{font-size:1.1rem;font-weight:620}
p{margin:0 0 1em;color:var(--ink-2)}
.eyebrow{display:inline-block;font-size:.76rem;font-weight:650;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:.9rem}
.lead{font-size:1.1rem;max-width:62ch}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{max-width:1280px}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.logo{white-space:nowrap;display:flex;align-items:center;gap:10px;color:var(--brand);font-weight:750;letter-spacing:-.01em;font-size:1.08rem}
.logo:hover{text-decoration:none;color:var(--brand)}
.logo img{height:30px;width:auto}
.logo-text{display:flex;flex-direction:column;line-height:1.08}
.logo-text small{font-size:.62rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-top:3px}
.tagline{font-size:.74rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);margin:8px 0 18px}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-links a{display:block;white-space:nowrap;padding:8px 9px;border-radius:8px;color:var(--ink);font-size:.88rem;font-weight:520}
.nav-links a:hover{background:var(--bg-alt);text-decoration:none;color:var(--ink)}
.nav-links a[aria-current="page"]{color:var(--accent);font-weight:600}
.btn{white-space:nowrap;display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:10px;font-weight:600;font-size:.94rem;border:1px solid transparent;cursor:pointer;transition:background .15s,transform .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:#3a68ec;color:#fff}
.btn-primary:hover{background:#4c7dff;color:#fff}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-alt);color:var(--brand)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 10px;color:var(--ink);cursor:pointer;font-size:1rem}

/* hero */
.hero{padding:84px 0 68px;background:radial-gradient(760px 420px at 82% 0%,rgba(58,104,236,.10),transparent 70%),radial-gradient(600px 360px at 8% 10%,rgba(124,92,255,.07),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.page-hero{padding:64px 0 46px;background:radial-gradient(700px 320px at 85% 0%,rgba(58,104,236,.09),transparent 70%),var(--bg-alt);border-bottom:1px solid var(--line)}
.crumbs{font-size:.85rem;color:var(--ink-3);margin-bottom:14px}
.crumbs a{color:var(--ink-3)}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.pill{font-size:.8rem;font-weight:560;padding:5px 12px;border:1px solid var(--line);border-radius:999px;color:var(--ink-2);background:var(--card)}

/* sections */
section{padding:72px 0}
section.alt{background:var(--bg-alt)}
.section-head{max-width:68ch;margin-bottom:40px}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card h3{margin-bottom:.4em}
.card p{font-size:.97rem;margin-bottom:.8em}
.card .more{margin-top:auto;font-weight:600;font-size:.92rem;color:var(--accent)}
a.card{color:inherit;transition:border-color .15s,transform .15s}
a.card:hover{text-decoration:none;border-color:color-mix(in srgb,var(--accent) 60%,var(--line));box-shadow:0 0 0 1px rgba(58,104,236,.12),0 12px 30px rgba(14,16,23,.08);transform:translateY(-2px)}
.icon{width:42px;height:42px;border-radius:11px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:16px}
.icon svg{width:22px;height:22px}
.checks{list-style:none;margin:0;padding:0}
.checks li{position:relative;padding-left:24px;margin:.5em 0;color:var(--ink-2);font-size:.97rem}
.checks li::before{content:"";position:absolute;left:2px;top:.62em;width:9px;height:9px;border-radius:50%;background:var(--accent)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.stat{padding:20px 22px;border-left:2px solid var(--accent)}
.stat b{display:block;font-size:1.8rem;color:var(--brand);letter-spacing:-.02em;font-weight:700}
.stat span{font-size:.92rem;color:var(--ink-2)}
.fine{font-size:.84rem;color:var(--ink-3)}

/* engines (data lake) */
.engine-group{margin-bottom:28px}
.engine-group h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);font-weight:650;margin-bottom:12px}
.engines{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.engine{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.engine b{display:block;color:var(--brand);font-weight:620;font-size:.98rem}
.engine span{font-size:.86rem;color:var(--ink-2);line-height:1.5;display:block;margin-top:2px}

/* dual audience band: charcoal, matching the logo */
.dual{background:linear-gradient(135deg,#eef2ff,#f6f7fb 65%);border:1px solid #dfe5f7;color:var(--ink);border-radius:20px;padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:28px}
.dual h2,.dual h3{color:var(--brand)}
.dual p,.dual li{color:var(--ink-2)}
.dual .eyebrow{color:var(--accent)}
.dual .intro{grid-column:1/-1;max-width:70ch}
.dual .intro p{font-size:1.05rem}
.dual .col{background:#ffffff;border:1px solid var(--line);border-radius:14px;padding:24px}
.dual .checks li::before{background:var(--accent)}

/* process */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
.step::before{counter-increment:s;content:"0" counter(s);display:block;font-weight:700;color:var(--accent);font-size:.84rem;margin-bottom:8px}
.step h3{font-size:1.02rem}
.step p{font-size:.93rem;margin:0}

/* flow diagram */
.flow{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);color:var(--brand)}
.flow .f-src{fill:var(--card);stroke:var(--ink-3);stroke-width:1.1}
.flow .f-mute{fill:var(--ink-2)}
.flow .f-ink{fill:var(--brand)}
.flow .f-acc{fill:var(--accent)}
.flow .f-line{fill:none;stroke:var(--ink-3);stroke-width:1.2}
.flow .f-core{fill:var(--accent-soft);stroke:var(--accent);stroke-width:1.5}
.flow .f-dst{fill:var(--bg-alt);stroke:var(--accent-2);stroke-width:1.2}
.flow .f-arrow{fill:var(--ink-3)}

/* faq */
.faq details{border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:12px;background:var(--card)}
.faq summary{cursor:pointer;font-weight:600;color:var(--brand);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--accent);font-weight:700}
.faq details[open] summary::after{content:"–"}
.faq p{margin:.8em 0 0}

/* cities */
.cities h3{font-size:.98rem;margin:0 0 10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:.86rem;padding:5px 12px;border-radius:8px;background:var(--bg-alt);border:1px solid var(--line);color:var(--ink)}

/* blog */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.filters button{font:inherit;font-size:.88rem;font-weight:560;padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer}
.filters button.on{background:#3a68ec;color:#fff;border-color:#3a68ec}
.post .tag{font-size:.74rem;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin-bottom:8px}
.post .meta{font-size:.84rem;color:var(--ink-3);margin-top:auto}

/* form */
form{display:grid;gap:16px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:block;font-size:.86rem;font-weight:600;color:var(--brand);margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;font-size:.95rem;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--accent) 45%,transparent);border-color:var(--accent)}
.notice{padding:14px 16px;border-radius:10px;font-size:.92rem;display:none}
.notice.ok{display:block;background:var(--accent-soft);color:var(--accent-hover)}
.notice.err{display:block;background:#fdecec;color:#8a1f1f}

/* footer */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--line);padding:56px 0 28px;font-size:.93rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.site-footer h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-3);margin-bottom:12px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:.4em 0}
.site-footer a{color:var(--ink)}
.copy{margin-top:36px;padding-top:20px;border-top:1px solid var(--line);color:var(--ink-3);font-size:.85rem}

@media (max-width:1180px){
  .menu-btn{display:block;margin-left:auto}
  .nav-links{position:absolute;left:0;right:0;top:68px;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:12px 20px 18px;display:none}
  .nav-links.open{display:flex}
}
@media (max-width:960px){
  .hero-grid,.g2,.dual{grid-template-columns:1fr}
  .g3,.g4,.steps{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav .btn-primary.hide-m{display:none}
  .g3,.g4,.steps,.row,.foot-grid{grid-template-columns:1fr}
  .hero{padding:52px 0 40px}
  section{padding:52px 0}
  .dual{padding:26px}
}