:root{
  --primary:#0074D9;
  --primary-dark:#005ea8;
  --bg:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;color:var(--text);background:var(--bg)}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);z-index:50}
.topbar{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo img{height:36px}
nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0}
nav a{padding:10px 12px;border-radius:8px}
nav a.active, nav a:hover{background:#f3f4f6}
.cta{background:var(--primary);color:#fff;padding:10px 16px;border-radius:10px;font-weight:600}
.cta:hover{background:var(--primary-dark)}

/* Hero */
.hero{display:grid;grid-template-columns:1.1fr 0.9fr;gap:28px;align-items:center;padding:56px 0}
.hero h1{font-size:38px;line-height:1.1;margin:0 0 10px}
.hero p{color:var(--muted);margin:0 0 22px}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap}
.hero .primary{background:var(--primary);color:#fff;padding:12px 18px;border-radius:12px;font-weight:700}
.hero .primary:hover{background:var(--primary-dark)}
.hero .secondary{padding:12px 18px;border-radius:12px;border:1px solid var(--border);color:var(--text);background:#fff}
.hero .media{border-radius:16px;overflow:hidden;border:1px solid var(--border)}
.hero .media img{width:100%;height:100%;display:block;object-fit:cover}

/* Sections */
.section{padding:40px 0}
.section h2{font-size:28px;margin:0 0 10px}
.section p.lead{color:var(--muted);margin-top:0}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{border:1px solid var(--border);border-radius:14px;padding:18px;background:#fff}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0 0 12px;color:var(--muted)}
.card .btn{display:inline-block;margin-top:8px;padding:10px 12px;border:1px solid var(--border);border-radius:10px}
.card .btn:hover{border-color:var(--primary);color:var(--primary)}
.list{display:grid;gap:12px}
.item{display:flex;gap:12px;align-items:flex-start}
.item .dot{width:10px;height:10px;border-radius:50%;background:var(--primary);margin-top:7px}

/* Promo banner */
.promo{background:linear-gradient(90deg,var(--primary),#1e90ff);color:#fff;border-radius:16px;padding:22px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}

/* Blog */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff}
.post img{width:100%;height:180px;object-fit:cover;display:block}
.post .content{padding:14px}
.post .meta{color:var(--muted);font-size:12px}

/* Testimonials */
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.testimonial{border:1px solid var(--border);border-radius:14px;padding:18px;background:#fff}
.testimonial .name{font-weight:700;margin-top:10px}

/* Footer */
footer{margin-top:40px;border-top:1px solid var(--border);padding:22px 0;color:var(--muted)}

/* Floating buttons */
.fab{position:fixed;right:18px;bottom:18px;display:flex;flex-direction:column;gap:12px;z-index:60}
.fab a{display:inline-flex;align-items:center;gap:8px;background:#25D366;color:#fff;padding:12px 14px;border-radius:999px;font-weight:700;box-shadow:0 6px 20px rgba(0,0,0,.12)}
.fab a.quote{background:var(--primary)}
.fab a:hover{transform:translateY(-1px)}

/* Responsive */
@media (max-width: 900px){
  .hero{grid-template-columns:1fr;gap:18px;padding:32px 0}
  .grid3{grid-template-columns:1fr}
  .testimonials{grid-template-columns:1fr}
  .posts{grid-template-columns:1fr}
  nav ul{gap:10px;flex-wrap:wrap}
}