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

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

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

/* Header */
.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h2 {
    color: #fff;
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-brand i {
    color: #ffd700;
    margin-right: 0.5rem;
}

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

.nav-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.1);
    transform: translateY(-2px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: #fff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 150px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255,107,107,0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-secondary:hover {
    background: #fff;
    color: #333;
    transform: translateY(-3px);
}

.hero-image {
    text-align: center;
}

.hero-image i {
    font-size: 15rem;
    color: rgba(255,255,255,0.1);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #2c3e50;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    margin: 1rem auto;
    border-radius: 2px;
}

/* Services Section */
.services {
    background: #fff;
}

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

.service-card {
    background: #fff;
    padding: 3rem 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: #fff;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.service-card p {
    color: #6c757d;
    line-height: 1.6;
}

/* Products Section */
.products {
    background: #f8f9fa;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.product-category {
    background: #fff;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
}

.product-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.product-category i {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1.5rem;
}

.product-category h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #2c3e50;
}

.product-category ul {
    list-style: none;
    text-align: left;
}

.product-category li {
    padding: 0.5rem 0;
    color: #6c757d;
    position: relative;
    padding-left: 1.5rem;
}

.product-category li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

/* About Section */
.about {
    background: #fff;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: #6c757d;
    line-height: 1.8;
}

.company-info {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    margin-top: 2rem;
    border-left: 4px solid #667eea;
}

.company-info h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.company-info p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.feature:hover {
    background: #667eea;
    color: #fff;
    transform: translateY(-5px);
}

.feature i {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.feature:hover i {
    color: #fff;
}

.feature h4 {
    margin-bottom: 1rem;
    color: #2c3e50;
    transition: color 0.3s ease;
}

.feature:hover h4 {
    color: #fff;
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3, .contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #2c3e50;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-item i {
    font-size: 1.5rem;
    color: #667eea;
    margin-right: 1rem;
    width: 40px;
    text-align: center;
}

.contact-item h4 {
    margin-bottom: 0.5rem;
    color: #2c3e50;
}

.contact-item p {
    color: #6c757d;
    margin: 0;
}

.contact-form {
    background: #fff;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    margin-bottom: 1.5rem;
    color: #fff;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #bdc3c7;
}

.footer-section p {
    margin-bottom: 1rem;
    color: #95a5a6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #95a5a6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #fff;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #667eea;
    color: #fff;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #fff;
    color: #667eea;
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 2rem;
    text-align: center;
    color: #95a5a6;
    font-size: 0.9rem;
}

/* Responsividade */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: #1e3c72;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-image i {
        font-size: 8rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .container {
        padding: 0 15px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .service-card,
    .product-category,
    .contact-form {
        padding: 2rem 1.5rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
    }

    .nav-brand h2 {
        font-size: 1.5rem;
    }
}

/* Acessibilidade */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Modo escuro (opcional) */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #e0e0e0;
    }

    .services,
    .about {
        background: #2a2a2a;
    }

    .service-card,
    .product-category,
    .contact-form,
    .contact-item {
        background: #3a3a3a;
        border-color: #4a4a4a;
    }

    .section-title {
        color: #e0e0e0;
    }
}

/* Performance otimizada */
.service-card,
.product-category,
.contact-item,
.feature {
    will-change: transform;
}

/* Print styles */
@media print {
    .header,
    .nav-toggle,
    .social-links,
    .contact-form {
        display: none;
    }

    body {
        background: white;
        color: black;
        font-size: 12pt;
    }

    .container {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }
}