:root{
  --bg:#f5f9fc;
  --panel:#ffffff;
  --panel-2:#f0f6fb;
  --text:#0f1724;
  --muted:#536579;
  --line:rgba(15,23,36,.10);
  --cyan:#00b8d9;
  --violet:#7b61ff;
  --green:#0ea873;
  --shadow:0 18px 50px rgba(15,23,36,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(0,184,217,.08), transparent 28rem),
    radial-gradient(circle at 80% 20%, rgba(123,97,255,.08), transparent 24rem),
    linear-gradient(180deg,#ffffff 0%,#f5f9fc 48%,#ffffff 100%);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1160px,calc(100% - 40px));margin-inline:auto}
.nav{
  position:sticky;top:0;z-index:20;
  background:#ffffff;
  border-bottom:1px solid var(--line);
}
.nav .container{width:100%;max-width:100%;margin:0;padding:0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;padding:10px 32px 10px 0;gap:12px}
.brand{display:flex;align-items:center;flex-shrink:0;margin:0 0 0 12px;padding:0;font-weight:800;letter-spacing:.2px}
.brand img{display:block;height:128px;width:auto;max-width:none;margin:0;padding:0;object-fit:contain;object-position:left center}
.nav-desktop{display:none;align-items:center;gap:24px;color:var(--muted);font-size:15px;margin-right:8px}
.nav-desktop a:hover{color:var(--cyan)}
.nav-desktop .btn{margin-left:4px;margin-right:0}
.nav-phone{position:relative;margin-left:auto;margin-right:4px}
.nav-phone-btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 16px;cursor:pointer;font:inherit;font-weight:800;color:var(--text);
  background:white;border:1px solid var(--line);border-radius:999px;
}
.nav-phone-menu{
  display:flex;flex-direction:column;gap:4px;min-width:220px;
  padding:12px;border-radius:20px;background:white;
  border:1px solid var(--line);box-shadow:var(--shadow);
  position:absolute;right:0;top:calc(100% + 10px);z-index:30;
}
.nav-phone-menu[hidden]{display:none!important}
.nav-phone-menu a{padding:12px 14px;border-radius:12px;color:var(--muted);font-size:15px}
.nav-phone-menu a:hover{color:var(--cyan);background:var(--panel-2)}
.nav-phone-menu .btn{margin-top:6px;justify-content:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--cyan),var(--violet));
  color:white;font-weight:800;font-size:14px;line-height:1.2;
  text-align:center;white-space:nowrap;
  border:0;box-shadow:0 12px 30px rgba(0,184,217,.18);
  width:fit-content;max-width:100%;
  text-decoration:none;
}
.btn.secondary{background:white;border:1px solid var(--line);color:var(--text);box-shadow:none}
.hero{padding:82px 0 64px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:start}
.hero .hero-card{align-self:start}
.hero .hero-card img{object-fit:contain;object-position:top center}
.eyebrow{color:var(--green);font-weight:800;text-transform:uppercase;letter-spacing:.14em;font-size:13px}
h1{font-size:clamp(42px,7vw,76px);line-height:.98;margin:16px 0 20px;letter-spacing:-.06em}
.lead{font-size:clamp(18px,2vw,22px);color:#43556a;max-width:660px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.hero-card{border:1px solid var(--line);border-radius:32px;overflow:hidden;background:white;box-shadow:var(--shadow)}
.hero-card img{width:100%;height:auto;object-fit:contain}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px}
.stat{padding:18px;border-radius:22px;background:white;border:1px solid var(--line)}
.stat strong{font-size:28px;color:var(--cyan)}
.stat span{display:block;color:var(--muted);font-size:13px}
.section{padding:82px 0}
.section-header{max-width:780px;margin-bottom:30px}
h2{font-size:clamp(32px,4vw,48px);line-height:1.05;margin:10px 0 14px;letter-spacing:-.04em}
.section-header p,.card p,.split p{color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  padding:28px;border-radius:28px;
  background:white;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.card h3{font-size:22px;margin:0 0 10px}
a.card-link{
  display:flex;flex-direction:column;text-decoration:none;color:inherit;
  transition:border-color .18s ease, box-shadow .18s ease, transform .18s ease;
  cursor:pointer;
}
a.card-link h3{color:var(--text);text-decoration:underline;text-decoration-color:rgba(0,184,217,.45);text-underline-offset:4px}
a.card-link .card-link-cta{
  margin-top:auto;padding-top:16px;
  font-size:13px;font-weight:700;color:var(--cyan);letter-spacing:.02em;
}
a.card-link:hover,a.card-link:focus-visible{
  border-color:rgba(0,184,217,.55);
  box-shadow:0 14px 34px rgba(15,40,70,.12);
  transform:translateY(-2px);
  outline:none;
}
a.card-link:hover h3,a.card-link:focus-visible h3{
  color:var(--cyan);text-decoration-color:var(--cyan);
}
a.card-link:hover .card-link-cta,a.card-link:focus-visible .card-link-cta{
  text-decoration:underline;
}
a.card-link:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;
}
.icon{width:44px;height:44px;border-radius:15px;background:rgba(0,184,217,.10);display:grid;place-items:center;margin-bottom:18px;color:var(--cyan);font-weight:900}
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:40px;align-items:center}
.split-img{border-radius:32px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.checks{list-style:none;padding:0;margin:22px 0;display:grid;gap:12px}
.checks li{padding-left:30px;position:relative;color:#314256}
.checks li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:900}
.process{counter-reset:step;display:grid;gap:14px}
.process .card{position:relative;padding-left:74px}
.process .card:before{counter-increment:step;content:counter(step);position:absolute;left:24px;top:27px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),var(--violet));color:white;font-weight:900}
.cta{
  padding:50px;border-radius:34px;
  background:linear-gradient(135deg,rgba(0,184,217,.10),rgba(123,97,255,.12));
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.cta .btn{align-self:center;flex:0 0 auto}
.footer{padding:22px 0;border-top:1px solid var(--line);color:var(--muted);font-size:12px;line-height:1.2}
.footer-inner{
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  flex-wrap:nowrap;white-space:nowrap;
}
.footer-inner>span{flex-shrink:0;font-size:11px;letter-spacing:.01em}
.footer-links{display:flex;gap:10px;flex-wrap:nowrap;align-items:center;justify-content:center;flex:1;min-width:0}
.footer-links a{font-size:11px}
.footer-links a:hover{color:var(--cyan)}
@media (max-width:900px){
  .footer-inner>span:last-child{display:none} /* drop tagline; keep © + links on one line */
  .footer-links{justify-content:flex-end;gap:8px}
}
@media (max-width:560px){
  .footer-inner>span,.footer-links a{font-size:10px}
  .footer-links{gap:6px}
}
.service-hero{padding:70px 0 45px}
.service-hero .hero-grid{align-items:start}
.service-hero .hero-card{align-self:start}
.service-hero .hero-card img{object-fit:contain;object-position:top center}
.pricing-note{font-size:14px;color:var(--muted);border-left:3px solid var(--cyan);padding-left:14px}
.pricing-note.spaced{margin-top:28px}
.legal-page{padding:56px 0 82px}
.legal-content{max-width:760px}
.legal-content h1{margin-top:8px}
.legal-content h2{font-size:clamp(22px,3vw,28px);margin:36px 0 12px;letter-spacing:-.03em}
.legal-content p,.legal-content li{color:var(--muted);margin:0 0 14px}
.legal-content ul{margin:0 0 18px;padding-left:1.35rem}
.legal-content li{margin-bottom:8px}
.legal-content a{color:var(--cyan)}
.legal-updated{font-size:14px;color:var(--muted);margin:0 0 8px}
.article-page{padding:56px 0 82px}
.article-content{max-width:820px}
.article-content h1{margin:12px 0 16px;font-size:clamp(34px,5vw,52px);line-height:1.08;letter-spacing:-.04em}
.article-content h2{font-size:clamp(22px,3vw,28px);margin:40px 0 12px;letter-spacing:-.03em;color:var(--text)}
.article-content h3{font-size:20px;margin:28px 0 10px;color:var(--text)}
.article-content p,.article-content li{color:var(--muted);margin:0 0 16px;line-height:1.65}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:1.35rem}
.article-content li{margin-bottom:10px}
.article-content a{color:var(--cyan)}
.article-content strong{color:var(--text)}
.article-byline{margin:0 0 18px;font-size:15px;color:var(--muted);line-height:1.5}
.article-byline strong{color:var(--text)}
.article-meta{display:flex;flex-wrap:wrap;gap:12px 20px;margin:0 0 20px;font-size:14px;color:var(--muted)}
.article-footer-meta{margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 28px}
.article-tag{
  display:inline-block;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(0,184,217,.10);color:var(--cyan);letter-spacing:.04em;text-transform:uppercase;
}
.article-lead{font-size:clamp(18px,2vw,21px);color:#43556a;line-height:1.6;margin:0 0 28px}
.article-callout{
  margin:28px 0;padding:22px 24px;border-radius:20px;border-left:4px solid var(--green);
  background:rgba(14,168,115,.08);color:#314256;
}
.article-callout strong{color:var(--text)}
.code-block{
  margin:20px 0;padding:18px 20px;border-radius:16px;overflow-x:auto;
  background:#0f1724;color:#e2e8f0;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;line-height:1.55;border:1px solid rgba(15,23,36,.12);
}
.code-block.formula{background:var(--panel-2);color:var(--text);font-size:14px;line-height:1.7}
.article-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:24px 0 32px}
.article-stat{padding:20px;border-radius:22px;background:white;border:1px solid var(--line);text-align:center}
.article-stat strong{display:block;font-size:clamp(28px,4vw,36px);color:var(--cyan);line-height:1.1}
.article-stat span{display:block;margin-top:8px;font-size:13px;color:var(--muted)}
.flow-compare{display:grid;gap:14px;margin:24px 0}
.flow-item{padding:18px 20px;border-radius:18px;background:white;border:1px solid var(--line)}
.flow-item strong{display:block;margin-bottom:6px;color:var(--text);font-size:15px}
.flow-item p{margin:0;font-size:14px;color:var(--muted)}
.article-table-wrap{overflow-x:auto;margin:20px 0 28px}
.article-table{
  width:100%;border-collapse:collapse;font-size:15px;background:white;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
}
.article-table th,.article-table td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.article-table th{background:var(--panel-2);font-weight:700;color:var(--text)}
.article-table tr:last-child td{border-bottom:0}
.article-table td{color:var(--muted)}
@media (max-width:900px){.article-stats{grid-template-columns:1fr}}
.arch-meta{margin-bottom:28px}
.arch-diagram{
  margin:0;padding:16px;border-radius:20px;background:white;
  border:1px solid var(--line);box-shadow:var(--shadow);overflow:auto;
}
.arch-diagram img,
.arch-diagram object{display:block;width:100%;min-width:min(100%,720px);height:auto}
.arch-diagram figcaption{
  margin-top:12px;font-size:13px;color:var(--muted);text-align:center;
}
.arch-legend{margin-bottom:36px}
.arch-subsection{
  margin-bottom:24px;padding:28px;border-radius:28px;
  background:white;border:1px solid var(--line);box-shadow:var(--shadow);
}
.arch-subsection .arch-diagram-title{margin:0 0 8px}
.arch-subsection .arch-diagram-desc{margin:0 0 16px}
.arch-subsection .arch-diagram{margin-top:0}
.arch-subsection .arch-table-wrap{margin:0}
.arch-subsection figure.arch-diagram + .arch-table-wrap{margin-top:20px}
.arch-subsection .arch-table-wrap + .arch-table-wrap{margin-top:20px}
.arch-diagram-title{
  font-size:clamp(20px,2.5vw,26px);
  line-height:1.2;
  margin:48px 0 8px;
  letter-spacing:-.03em;
}
.arch-diagram-desc{margin:0 0 16px;color:var(--muted);font-size:15px;max-width:72ch}
.arch-mermaid{margin-bottom:0}
.arch-mermaid pre.mermaid{
  margin:0;padding:0;background:transparent;border:0;
  font-size:0;line-height:0;overflow:visible;
}
.arch-mermaid .mermaid{
  display:flex;justify-content:center;align-items:flex-start;
  overflow-x:auto;text-align:center;min-height:80px;width:100%;
}
.arch-mermaid pre.mermaid svg,
.arch-mermaid .mermaid svg{
  display:block;width:auto!important;max-width:100%;height:auto!important;
  margin:0 auto;flex-shrink:0;
}
.arch-table-wrap{overflow-x:auto;margin:48px 0 24px}
.arch-table{
  width:100%;border-collapse:collapse;font-size:15px;
  background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden;
}
.arch-table th,.arch-table td{
  border-bottom:1px solid var(--line);padding:14px 16px;text-align:left;vertical-align:top;
}
.arch-table th{background:var(--panel-2);font-weight:700;color:var(--text)}
.arch-table tr:last-child td{border-bottom:0}
#rag-pipeline .arch-subsection .arch-table{
  border:1px solid var(--line);
  box-shadow:none;
}
.arch-table td{color:var(--muted)}
.arch-badge{
  display:inline-block;margin-left:8px;padding:3px 10px;border-radius:999px;
  background:rgba(0,184,217,.12);color:var(--cyan);font-size:12px;font-weight:700;vertical-align:middle;
}
.hero-panel{padding:28px}
.hero-panel h2{font-size:clamp(22px,3vw,28px);margin:0 0 16px;letter-spacing:-.03em}
.section-alt{background:var(--panel-2)}
.steps{display:grid;gap:14px}
.step{padding:22px;border-radius:22px;background:white;border:1px solid var(--line)}
.step-num{color:var(--cyan);font-weight:900;font-size:12px;letter-spacing:.12em}
.step strong{display:block;margin-top:6px;font-size:18px;color:var(--text)}
.step p{margin:6px 0 0;color:var(--muted);font-size:15px}
.service-label{color:var(--cyan);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:12px;margin:0 0 8px}
.service-card.featured{border-color:rgba(0,184,217,.35);box-shadow:var(--shadow)}
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.service-card ul{margin:14px 0 0;padding-left:1.25rem;color:var(--muted)}
.service-card li{margin:8px 0}
.service-card h2{font-size:clamp(24px,3vw,30px);margin:0 0 10px}
@media (min-width: 901px){
  .nav-desktop{display:flex}
  .nav-phone{display:none}
}
@media (max-width: 900px){
  .brand img{height:90px;width:auto;max-width:calc(100vw - 112px)}
  .hero-grid,.split,.grid-2,.grid-3,.services-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr}
  .cta{display:flex;flex-direction:column;align-items:flex-start}
  .cta .btn{margin-top:18px;white-space:normal;text-wrap:balance}
}

.cost-line{margin:0 0 22px;max-width:640px;color:#43556a;font-size:clamp(16px,1.8vw,18px);line-height:1.55}
.design-study{margin:0 0 20px;max-width:720px}
.design-study p{margin:0 0 12px;color:var(--muted);line-height:1.65}
.design-study strong{color:var(--text)}
.card strong{color:var(--text)}
.article-callout{
  margin:28px 0;padding:22px 24px;border-radius:20px;border-left:4px solid var(--green);
  background:rgba(14,168,115,.08);color:#314256;
}
.article-callout strong{color:var(--text)}