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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 1rem;
    color: #666;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}

.btn-secondary:hover {
    background: #2563eb;
    color: white;
    transform: translateY(-2px);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo .logo {
    height: 50px;
    width: auto;
}

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

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #2563eb;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

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

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    min-height: 100vh;
    padding: 120px 20px 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero-content {
    flex: 1;
    max-width: 600px;
    margin-right: 2rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #64748b;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.hero-image {
    flex: 1;
    max-width: 500px;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* Sobre Section */
.sobre {
    background: #ffffff;
}

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

.sobre-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #4b5563;
}

.sobre-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 12px;
}

.stat h3 {
    font-size: 2.5rem;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.stat p {
    color: #64748b;
    font-weight: 500;
}

.sobre-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* Serviços Section */
.servicos {
    background: #f8fafc;
}

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

.servico-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.servico-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.servico-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.servico-card h3 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 1rem;
}

.servico-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Depoimentos Section */
.depoimentos {
    background: #1e293b;
    color: white;
}

.depoimentos .section-title {
    color: white;
}

.depoimentos .section-subtitle {
    color: #94a3b8;
}

.depoimentos-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.depoimento {
    display: none;
    text-align: center;
    padding: 2rem;
}

.depoimento.active {
    display: block;
}

.depoimento-text {
    margin-bottom: 2rem;
}

.depoimento-text p {
    font-size: 1.3rem;
    line-height: 1.8;
    color: #e2e8f0;
    font-style: italic;
}

.depoimento-author {
    display: flex;
    justify-content: center;
    align-items: center;
}

.author-info h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.author-info p {
    color: #94a3b8;
    font-size: 1rem;
}

.depoimentos-nav {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.nav-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #475569;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-dot.active {
    background: #2563eb;
    transform: scale(1.2);
}

/* Clientes Section */
.clientes {
    background: white;
}

.clientes-content p {
    font-size: 1.1rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #4b5563;
}

.clientes-categorias {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.categoria {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid #2563eb;
}

.categoria h3 {
    color: #1e293b;
    margin-bottom: 1rem;
}

.categoria ul {
    list-style: none;
}

.categoria li {
    padding: 0.5rem 0;
    color: #64748b;
    position: relative;
    padding-left: 1.5rem;
}

.categoria li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
}

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

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem 1.5rem 1.5rem;
}

.gallery-overlay h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    color: #e2e8f0;
    font-size: 0.9rem;
}

/* Contato Section */
.contato {
    background: #f8fafc;
}

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

.contato-info h3 {
    color: #1e293b;
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: #2563eb;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    color: white;
    flex-shrink: 0;
}

.info-text h4 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.info-text p {
    color: #64748b;
}

.contato-form {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.contato-form h3 {
    color: #1e293b;
    margin-bottom: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #374151;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    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: #2563eb;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: #1e293b;
    color: white;
    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 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section li {
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

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

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #2563eb;
}

.footer-logo .logo {
    height: 40px;
    margin-bottom: 1rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: #374151;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #2563eb;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
}

.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.legal-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.legal-links a:hover {
    color: #2563eb;
}

/* Legal Pages */
.legal-page {
    padding: 120px 0 80px;
    background: #f8fafc;
    min-height: 100vh;
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.legal-content h1 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.last-updated {
    color: #64748b;
    font-style: italic;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.legal-content section {
    margin-bottom: 2rem;
    padding: 0;
}

.legal-content h2 {
    color: #1e293b;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

.legal-content h3 {
    color: #374151;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    margin-top: 1.5rem;
}

.legal-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: #4b5563;
}

.legal-content a {
    color: #2563eb;
    text-decoration: none;
}

.legal-content a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

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

    .hamburger {
        display: flex;
    }

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

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

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

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 100px 20px 60px;
    }

    .hero-content {
        margin-right: 0;
        margin-bottom: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

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

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

    .sobre-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

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

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

    .footer-legal {
        flex-direction: column;
        text-align: center;
    }

    .legal-links {
        flex-direction: column;
        gap: 1rem;
    }

    .legal-content {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
    }

    .legal-content h1 {
        font-size: 2rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

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

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

    .servico-card {
        padding: 2rem 1.5rem;
    }

    .contato-form {
        padding: 2rem 1.5rem;
    }

    .legal-content {
        padding: 1.5rem 1rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
}



/* Artigos Section */
.artigos {
    background: #f8fafc;
    padding: 80px 0;
}

.artigos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.artigo-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.artigo-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.artigo-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.artigo-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.artigo-card:hover .artigo-image img {
    transform: scale(1.05);
}

.artigo-content {
    padding: 2rem;
}

.artigo-content h3 {
    font-size: 1.4rem;
    color: #1e293b;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.artigo-meta {
    color: #64748b;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.artigo-content p {
    color: #4b5563;
    line-height: 1.6;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.artigo-link {
    display: inline-flex;
    align-items: center;
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.artigo-link:hover {
    color: #1d4ed8;
    transform: translateX(4px);
}

.artigo-link::after {
    content: '→';
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.artigo-link:hover::after {
    transform: translateX(4px);
}

/* Responsive adjustments for articles */
@media (max-width: 768px) {
    .artigos-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .artigo-card {
        margin: 0 1rem;
    }
    
    .artigo-content {
        padding: 1.5rem;
    }
    
    .artigo-content h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .artigos {
        padding: 60px 0;
    }
    
    .artigo-content {
        padding: 1.25rem;
    }
    
    .artigo-content h3 {
        font-size: 1.1rem;
    }
    
    .artigo-content p {
        font-size: 0.9rem;
    }
}

/* Article section animations */
.artigo-card {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.artigo-card.fade-in-up {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animation for article cards */
.artigo-card:nth-child(1) { transition-delay: 0.1s; }
.artigo-card:nth-child(2) { transition-delay: 0.2s; }
.artigo-card:nth-child(3) { transition-delay: 0.3s; }
.artigo-card:nth-child(4) { transition-delay: 0.4s; }
.artigo-card:nth-child(5) { transition-delay: 0.5s; }
.artigo-card:nth-child(6) { transition-delay: 0.6s; }

/* Enhanced hover effects for better interactivity */
.artigo-card {
    position: relative;
}

.artigo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.artigo-card:hover::before {
    transform: scaleX(1);
}

/* Reading time and author styling */
.artigo-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.artigo-meta::before {
    content: '📖';
    font-size: 0.8rem;
}

/* Focus states for accessibility */
.artigo-link:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Print styles for articles */
@media print {
    .artigos {
        background: white;
    }
    
    .artigo-card {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .artigo-link {
        color: #000;
    }
    
    .artigo-link::after {
        display: none;
    }
}