:root{
  --wb-primary:#16a085;
  --wb-secondary:#1f6feb;
  --wb-accent:#2ecc71;
  --wb-dark:#0f172a;
  --wb-muted:#6b7280;
  --wb-bg:#f7fafc;
  --wb-white:#ffffff;
  --wb-radius:18px;
  --wb-shadow:0 8px 24px rgba(2,6,23,.08);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:16px/1.6 Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;color:var(--wb-dark);background:var(--wb-bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--wb-secondary);text-decoration:none}
a:hover{opacity:.9}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;background:#fff;padding:10px 14px;border-radius:10px;box-shadow:var(--wb-shadow)}

.container{width:min(1200px, 92%);margin-inline:auto}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid rgba(15,23,42,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0}
.site-brand{display:flex;align-items:center;gap:12px}
.site-title{font-weight:800;color:var(--wb-dark);font-size:22px;letter-spacing:.3px}
.nav{display:flex;gap:18px;align-items:center}
.nav a{padding:8px 10px;border-radius:10px;color:var(--wb-dark)}
.nav a:hover{background:rgba(31,111,235,.08)}
.mobile-toggle{display:none;background:transparent;border:0;font-size:28px;cursor:pointer}

.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:14px;font-weight:700;box-shadow:var(--wb-shadow);transition:.2s ease;border:0;cursor:pointer}
.btn-primary{background:linear-gradient(135deg, var(--wb-secondary), #34a0ff);color:#fff}
.btn-outline{background:#fff;color:var(--wb-secondary);border:2px solid var(--wb-secondary)}

.hero{position:relative;overflow:hidden;padding:88px 0 64px;background:radial-gradient(1200px 600px at 80% -20%, rgba(31,111,235,.18), transparent 70%),radial-gradient(1000px 500px at -10% 20%, rgba(22,160,133,.18), transparent 60%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{font-size:46px;line-height:1.15;margin:0 0 16px}
.hero p.lead{font-size:18px;color:var(--wb-muted);margin:0 0 24px}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}
.kpi{background:#fff;border-radius:16px;padding:18px;box-shadow:var(--wb-shadow);text-align:center}
.kpi strong{display:block;font-size:22px}
.kpi span{color:var(--wb-muted);font-size:13px}

.section{padding:72px 0}
.section .section-title{font-size:28px;margin:0 0 8px}
.section .section-sub{color:var(--wb-muted);margin:0 0 28px}

/* Robust card grid with fallback */
.card-grid{list-style:none;margin:0;padding:0;display:grid !important;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px;align-items:stretch;grid-auto-rows:1fr}
.card-grid>*{min-width:0}
.card{background:#fff;border-radius:var(--wb-radius);padding:24px;box-shadow:var(--wb-shadow);display:flex;flex-direction:column;height:100%}
@supports not (display:grid){
  .card-grid{display:flex;flex-wrap:wrap;gap:28px}
  .card-grid>.card{flex:1 1 280px}
}

.testimonials{background:linear-gradient(180deg, #fff, #eef6ff)}
.quote{background:#fff;border-left:6px solid var(--wb-secondary);padding:18px;border-radius:var(--wb-radius);box-shadow:var(--wb-shadow)}

.cta{background:linear-gradient(135deg, var(--wb-primary), var(--wb-secondary));color:#fff;border-radius:28px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:24px}

.footer{background:#0b1220;color:#c7d2fe;padding:44px 0;margin-top:44px}
.footer h4{color:#fff;margin:0 0 12px}
.footer a{color:#c7d2fe}
.footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.footer .copyright{margin-top:18px;font-size:13px;color:#94a3b8}

.sidebar{padding-left:28px}
.widget{background:#fff;padding:18px;border-radius:14px;box-shadow:var(--wb-shadow);margin-bottom:18px}
.widget-title{margin:0 0 10px}

.post{background:#fff;padding:24px;border-radius:var(--wb-radius);box-shadow:var(--wb-shadow)}
.post .meta{font-size:13px;color:#wb-muted}

@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .nav{display:none}
  .mobile-toggle{display:block}
  .footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width: 640px){
  .cta{flex-direction:column;text-align:center}
}