:root{
  --bg:#f8fafc; --surface:#ffffff; --muted:#475569; --text:#0f172a;
  --primary:#0ea5e9; --primary-2:#6366f1; --accent:#14b8a6;
  --border:#e2e8f0; --shadow:0 10px 30px rgba(2,6,23,.08);
}
*{box-sizing:border-box} html,body{margin:0}
body{font-family:Inter,ui-sans-serif,system-ui,Segoe UI,Roboto,Helvetica,Arial;background:var(--bg);color:var(--text);line-height:1.7}
a{color:inherit;text-decoration:none}
.container{max-width:1180px;margin-inline:auto;padding:0 20px}
/* header */
header{position:sticky;top:0;z-index:40;background:#ffffffcc;backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.brand .logo{height:30px}
.nav a.link{color:var(--muted);font-weight:600;padding:10px;border-radius:10px}
.nav a.link:hover{color:#0f172a;background:#eef2ff}
.cta{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;padding:10px 16px;border-radius:12px;font-weight:800;box-shadow:0 6px 18px rgba(2,6,23,.15)}
/* mobile menu */
.menu-btn{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);border-radius:10px;background:#fff;cursor:pointer}
.menu-icon,.menu-icon::before,.menu-icon::after{width:18px;height:2px;background:#0f172a;display:block;position:relative;content:""}
.menu-icon::before{content:"";position:absolute;top:-6px}
.menu-icon::after{content:"";position:absolute;top:6px}
@media (max-width: 768px){
  nav.nav-links{display:none}
  .menu-btn{display:inline-flex}
  body.menu-open nav.nav-links{display:flex;flex-direction:column;gap:6px;position:fixed;right:16px;top:64px;background:#fff;border:1px solid var(--border);padding:10px;border-radius:12px;box-shadow:var(--shadow)}
}
/* hero */
.hero{padding:80px 0;background:radial-gradient(800px 300px at 60% -10%, #e0f2fe, transparent), radial-gradient(700px 280px at 0% -10%, #ede9fe, transparent)}
h1{font-size:clamp(30px,5vw,48px);line-height:1.12;margin:10px 0}
.lead{color:var(--muted);font-size:18px;max-width:64ch}
.hero-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.kpi{background:#f1f5f9;border:1px dashed var(--border);border-radius:14px;padding:14px;text-align:center}
.kpi b{display:block;font-size:22px}
/* sections */
section{padding:64px 0}
.section-title{font-size:28px;margin:0 0 10px}
.muted{color:var(--muted)}
.grid{display:grid;gap:18px}
.services{grid-template-columns:repeat(3,1fr)}
.industries{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}
.card h3{margin:0 0 6px;font-size:18px}
/* logos */
.logos{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;align-items:center}
.logo-box{background:#fff;border:1px solid var(--border);border-radius:12px;height:56px;display:grid;place-items:center}
/* case studies */
.cs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cs{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.cs .thumb{height:160px;background:#f1f5f9;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cs .thumb img{width:100%;height:100%;object-fit:cover}
.cs .body{padding:16px}
/* forms */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:680px){.two-col{grid-template-columns:1fr}}
input,select,textarea{padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:#fff;font:inherit}
textarea{min-height:120px;resize:vertical}
/* FAQ */
.faq{max-width:900px;margin:0 auto}
.faq-item{border:1px solid var(--border);border-radius:16px;background:var(--surface);box-shadow:var(--shadow);overflow:hidden}
.faq-item + .faq-item{margin-top:14px}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px;font-weight:800;cursor:pointer;background:var(--surface);border:none;text-align:left}
.faq-q:focus{outline:3px solid #93c5fd;outline-offset:2px;border-radius:12px}
.faq-q .icon{position:relative;width:20px;height:20px;flex:0 0 20px}
.faq-q .icon:before,.faq-q .icon:after{content:"";position:absolute;background:#0f172a;border-radius:2px}
.faq-q .icon:before{width:20px;height:2px;top:9px;left:0}
.faq-q .icon:after{width:2px;height:20px;left:9px;top:0;transition:.2s}
.faq-item.open .faq-q .icon:after{transform:scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 18px 0;background:var(--surface)}
.faq-item.open .faq-a{padding:0 18px 18px}
.faq-a p{color:var(--muted);margin:0}
/* footer */
footer{margin-top:auto;padding:28px 0;border-top:1px solid var(--border);color:var(--muted);font-size:14px}
footer a{color:var(--muted)} footer a:hover{color:#0f172a}
/* responsive */
@media (max-width:980px){
  .services{grid-template-columns:1fr 1fr}
  .industries{grid-template-columns:1fr 1fr}
  .cs-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .services,.industries,.cs-grid{grid-template-columns:1fr}
}