:root{
  --primary:#0055aa;
  --accent:#00aaff;
  --max-width:1200px;
}
*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Helvetica,sans-serif;}
body{line-height:1.6;color:#333;}
header{position:fixed;top:0;left:0;width:100%;background:#fff;box-shadow:0 2px 4px rgba(0,0,0,0.1);z-index:1000;}
.container{max-width:var(--max-width);margin:0 auto;padding:15px 20px;display:flex;justify-content:space-between;align-items:center;}
.logo{font-size:1.5rem;font-weight:bold;color:var(--primary);}
.menu-toggle{font-size:1.8rem;cursor:pointer;color:var(--primary);}
.sidebar{position:fixed;top:0;right:-100%;width:250px;height:100%;background:#fff;box-shadow:-2px 0 8px rgba(0,0,0,0.2);transition:0.3s;padding:20px;z-index:2000;}
.sidebar.active{right:0;}
.sidebar .close-btn{font-size:2rem;cursor:pointer;color:var(--primary);margin-bottom:20px;display:block;text-align:right;}
.sidebar ul{list-style:none;}
.sidebar ul li{margin:20px 0;}
.sidebar ul li a{text-decoration:none;color:#333;font-size:1.2rem;font-weight:600;transition:0.3s;}
.sidebar ul li a:hover{color:var(--accent);}
.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.5);display:none;z-index:1500;}
.overlay.active{display:block;}
.hero{background:linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.6)),url('https://images.pexels.com/photos/373543/pexels-photo-373543.jpeg') no-repeat center/cover;background-attachment:fixed;color:#fff;text-align:center;padding:120px 20px 100px;margin-top:70px;}
.hero h1{font-size:2rem;margin-bottom:20px;}
.hero p{font-size:1.2rem;max-width:700px;margin:0 auto;}
section{padding:60px 20px;max-width:var(--max-width);margin:auto;}
section h2{text-align:center;margin-bottom:20px;color:var(--primary);}
section p{text-align:center;max-width:800px;margin:0 auto;}
.planos{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:30px;}
.plano{background:#f9f9f9;padding:20px;border-radius:10px;box-shadow:0 2px 6px rgba(0,0,0,0.1);text-align:center;}
.plano h3{margin-bottom:10px;color:var(--primary);}
.monitoramento{background:linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.7)),url('https://images.pexels.com/photos/267394/pexels-photo-267394.jpeg') no-repeat center/cover;color:#fff;}
.monitoramento h2{color:#fff;}
.suporte-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:20px;}
.suporte-card{background:#fff;padding:20px;border-radius:10px;box-shadow:0 2px 6px rgba(0,0,0,0.1);text-align:center;}
.suporte-card h3{color:var(--primary);margin-bottom:10px;}
form{display:flex;flex-direction:column;gap:15px;max-width:600px;margin:20px auto;}
input,textarea{padding:10px;border:1px solid #ccc;border-radius:6px;width:100%;}
button{padding:12px;background:var(--primary);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:1rem;}
button:hover{background:var(--accent);}
.whatsapp-btn{display:inline-block;margin-top:15px;padding:12px 20px;background:#25d366;color:#fff;text-decoration:none;border-radius:6px;font-weight:bold;}
.mapa{margin-top:20px;}
.mapa iframe{width:100%;height:380px;border:0;border-radius:12px;}
footer{position:relative;background:url('https://images.pexels.com/photos/3861959/pexels-photo-3861959.jpeg') no-repeat center/cover;color:#fff;text-align:center;padding:40px 20px;}
footer::before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(11,37,64,0.85);}
footer .footer-content{position:relative;z-index:2;}
footer a{color:#fff;margin:0 8px;text-decoration:none;}
footer a:hover{color:var(--accent);}