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

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

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

/* Navbar */
nav {
    background: #1a1a2e;
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #4ecca3;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: #4ecca3;
}

.menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-menu {
    display: none;
    background: #16213e;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    padding: 1rem;
    z-index: 999;
    flex-direction: column;
    gap: 1rem;
}

.mobile-menu.active {
    display: flex;
}

.mobile-link {
    color: white;
    text-decoration: none;
    padding: 0.5rem;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    padding: 150px 20px 100px;
    text-align: center;
    margin-top: 60px;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #4ecca3;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.cta-button {
    background: #4ecca3;
    color: #1a1a2e;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.3s;
    display: inline-block;
}

.cta-button:hover {
    transform: scale(1.05);
}

/* About */
.about {
    padding: 80px 20px;
    background: #f8f9fa;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #1a1a2e;
}

.about p {
    text-align: center;
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.feature h3 {
    color: #4ecca3;
    margin-bottom: 1rem;
}

/* Catalog */
.catalog {
    padding: 80px 20px;
}

.catalog h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1a1a2e;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: #f0f0f0;
}

.product-info {
    padding: 1.5rem;
}

.product-info h3 {
    color: #1a1a2e;
    margin-bottom: 0.5rem;
}

.product-price {
    color: #4ecca3;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 1rem 0;
}

.product-description {
    color: #666;
    margin-bottom: 1rem;
}

.consult-btn {
    background: #25d366;
    color: white;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    display: inline-block;
    width: 100%;
    text-align: center;
    font-weight: bold;
    transition: background 0.3s;
}

.consult-btn:hover {
    background: #20ba5a;
}

/* Footer */
footer {
    background: #1a1a2e;
    color: white;
    text-align: center;
    padding: 2rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .menu-btn {
        display: block;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
}