:root {
    --primary-color: #0056b3;
    --secondary-color: #004a9f;
    --text-color: #333;
    --light-bg: #f5f5f5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 50px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('../images/backgrounds/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
    padding-top: 80px;
}

.hero h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.service-card img {
    width: 60px;
    margin-bottom: 20px;
}

/* Contact Section */
.contact {
    padding: 80px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #25D366;
    color: white;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 20px;
}

.whatsapp-btn img {
    width: 24px;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    padding: 15px 30px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: var(--secondary-color);
}

/* Footer */
.footer {
    background: var(--text-color);
    color: white;
    text-align: center;
    padding: 20px 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2em;
    }

    .nav {
        display: none;
    }
}