:root{
  --blue:#11366e;
  --blue2:#1e4fa8;
  --green:#5a9c3f;
  --bg:#f3f5fa;
  --bg2:#eef2f8;
  --text:#1d2940;
  --muted:#667085;
  --white:#fff;
  --shadow:0 8px 26px rgba(17,54,110,.10);
  --radius:22px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1200px, calc(100% - 32px));margin:0 auto}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid rgba(17,54,110,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
.brand img{height:50px}
nav{display:flex;gap:30px}
nav a{font-weight:700;color:var(--blue)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;border-radius:14px;background:var(--blue2);color:#fff;font-weight:700;box-shadow:var(--shadow)}
.btn.small{padding:10px 14px;font-size:15px}
.btn.green{background:var(--green)}
.hero{padding:24px 0 8px}
.hero-preview{width:100%;border-radius:28px;box-shadow:var(--shadow)}
.section{padding:48px 0}
.section.alt{background:var(--bg2)}
.section-title{text-align:center;margin-bottom:24px}
.section-title h2{margin:0 0 8px;font-size:clamp(30px,4vw,46px);color:var(--blue)}
.section-title p{margin:0;color:var(--muted);font-size:18px}
.feature-card{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;background:#fff;border-radius:28px;box-shadow:var(--shadow);overflow:hidden;padding:26px}
.feature-text h3{margin:8px 0 10px;font-size:34px;color:var(--blue)}
.feature-text p{margin:0 0 18px;color:var(--muted);line-height:1.6}
.tag{display:inline-block;background:#e9f8e5;color:#2e7d32;padding:7px 12px;border-radius:999px;font-size:12px;font-weight:800;text-transform:uppercase}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;border-radius:22px;overflow:hidden;box-shadow:var(--shadow);transition:transform .15s ease}
.card:hover{transform:translateY(-4px)}
.card-image{aspect-ratio:1/1;background:#f6f8fc;overflow:hidden}
.card-image img{width:100%;height:100%;object-fit:cover}
.card-body{padding:15px}
.card-body h3{margin:0 0 14px;font-size:22px;line-height:1.15}
.prints{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.print-card{background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:22px}
.print-card h3{margin:0 0 8px;color:var(--blue)}
.print-card p{margin:0;color:var(--muted);line-height:1.55}
.footer{background:#0d2142;color:#fff;padding:36px 0}
.footer-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.footer-logo{height:50px;margin-bottom:8px}
.footer p,.footer a{color:#dbe6fb}
.whatsapp-float{position:fixed;right:18px;bottom:18px;background:#19c37d;color:#fff;padding:14px 18px;border-radius:999px;font-weight:800;box-shadow:var(--shadow);z-index:60}
@media (max-width: 980px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .prints{grid-template-columns:repeat(3,1fr)}
}
@media (max-width: 760px){
  nav{display:none}
  .feature-card{grid-template-columns:1fr}
  .grid{grid-template-columns:repeat(2,1fr)}
  .prints,.footer-grid{grid-template-columns:1fr}
}
@media (max-width: 520px){
  .grid,.prints{grid-template-columns:1fr}
  .card-body h3{font-size:20px}
  .feature-text h3{font-size:28px}
  .whatsapp-float{left:14px;right:14px;text-align:center}
}