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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header */
header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    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 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

nav h1 {
    font-size: 1.8rem;
    font-weight: bold;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #ffd700;
}

/* Main content */
main {
    margin-top: 80px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 2rem;
}

section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h2 {
    color: #667eea;
    margin-bottom: 1rem;
    font-size: 2rem;
}

h3 {
    color: #764ba2;
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

/* Home section */
#home {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 2rem;
}

#home h2 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

#home p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

/* Button */
.button {
    display: inline-block;
    background: #ffd700;
    color: #333;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s ease;
}

.button:hover {
    background: #ffed4e;
}

/* Products section */
#products ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

#products li {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 5px;
    text-align: center;
    font-weight: bold;
    border: 2px solid #667eea;
}

/* Compliance section */
#compliance {
    border-left: 5px solid #ff6b6b;
    background: #fff5f5;
}

#compliance h3 {
    color: #ff6b6b;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

footer a {
    color: #ffd700;
    text-decoration: none;
}

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

/* Responsive design */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    main {
        margin-top: 120px;
        padding: 1rem;
    }
    
    #home h2 {
        font-size: 2rem;
    }
    
    #products ul {
        grid-template-columns: 1fr;
    }
}

/* Animações */
section {
    animation: fadeIn 0.6s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Destaque para avisos importantes */
.warning {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 5px;
    padding: 1rem;
    margin: 1rem 0;
}

.warning strong {
    color: #856404;
}