/* Reset and Base */
body, h1, h2, p, ul {
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {
font-family: Arial, sans-serif;
line-height: 1.6;
background-color: #f4f4f4;
color: #333;
}

/* Container */
.container {
width: 90%;
max-width: 1000px;
margin: auto;
padding: 20px 0;
}

/* Header */
header {
background-color: #0077b6;
color: white;
padding: 20px 0;
}

.logo {
height: 60px;
display: block;
margin: 0 auto 10px auto;
}

header h1 {
text-align: center;
margin-bottom: 10px;
}

header nav {
text-align: center;
}

header nav a {
color: white;
text-decoration: none;
margin: 0 15px;
font-weight: bold;
}

header nav a:hover {
text-decoration: underline;
}

/* Hero Section */
#hero {
background-size: cover;
background-position: center;
color: white;
text-align: center;
padding: 70px 20px;
}

#hero h2, #hero p {
text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
margin-bottom: 15px;
}

.btn {
display: inline-block;
background-color: #0077b6;
color: white;
padding: 10px 20px;
text-decoration: none;
border-radius: 5px;
}

.btn:hover {
background-color: #023e8a;
}

/* About, Products, Contact Sections */
section {
background-color: white;
margin: 20px 0;
padding: 30px 20px;
border-radius: 10px;
}

section h2 {
margin-bottom: 15px;
color: #0077b6;
}

ul {
list-style-type: square;
margin-left: 20px;
}

/* Footer */
footer {
background-color: #023e8a;
color: white;
text-align: center;
padding: 20px 0;
margin-top: 20px;
}

footer a {
color: #caf0f8;
text-decoration: none;
}

footer a:hover {
text-decoration: underline;
}

/* WhatsApp Floating Button */
.whatsapp-btn {
position: fixed;
bottom: 20px;
right: 20px;
background-color: #25D366;
color: white;
padding: 12px 20px;
border-radius: 50px;
text-decoration: none;
font-weight: bold;
box-shadow: 0 4px 6px rgba(0,0,0,0.3);
}

.whatsapp-btn:hover {
background-color: #128C7E;
}

/* Responsive */
@media (max-width: 600px) {
header nav a {
display: block;
margin: 5px 0;
}
}