/**
 * POLICON - Sistema de Gestão de Conteúdo
 * Estilos principais do site
 * Design responsivo e moderno
 */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #2C3E50;
    background-color: #ffffff;
    overflow-x: hidden;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: #2C5F5F;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: #7F8C8D;
}

a {
    color: #2C5F5F;
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #E67E22;
    text-decoration: underline;
}

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }
.p-5 { padding: 3rem; }

/* Botões */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 0.95rem;
    font-weight: 500;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    line-height: 1.4;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(135deg, #2C5F5F, #1A4040);
    color: white;
    box-shadow: 0 4px 15px rgba(44, 95, 95, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #E67E22, #D35400);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(230, 126, 34, 0.4);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: #7F8C8D;
    color: white;
}

.btn-secondary:hover {
    background: #6C7B7D;
    color: white;
    text-decoration: none;
}

.btn-outline {
    background: transparent;
    border: 2px solid #2C5F5F;
    color: #2C5F5F;
}

.btn-outline:hover {
    background: #E67E22;
    border-color: #E67E22;
    color: white;
    text-decoration: none;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    min-width: 80px;
}

/* Cards */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(44, 95, 95, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid #BDC3C7;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(44, 95, 95, 0.15);
    border-color: #E67E22;
}

.card-header {
    padding: 20px;
    background: #FFFFFF;
    border-bottom: 1px solid #BDC3C7;
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 15px 20px;
    background: #FFFFFF;
    border-top: 1px solid #BDC3C7;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2C5F5F;
}

.card-text {
    color: #7F8C8D;
    line-height: 1.6;
}

/* Header */
.site-header {
    background: white;
    box-shadow: 0 2px 10px rgba(44, 95, 95, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar {
    background: #2C5F5F;
    color: white;
    padding: 8px 0;
    font-size: 0.85rem;
}

.top-bar a {
    color: white;
    margin: 0 10px;
}

.top-bar a:hover {
    color: #E67E22;
    text-decoration: none;
}

.main-nav {
    padding: 15px 0;
}

.nav-brand {
    font-size: 1.8rem;
    font-weight: 700;
    color: #2C5F5F;
    text-decoration: none;
}

.nav-brand:hover {
    color: #E67E22;
    text-decoration: none;
}

.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu li a {
    color: #2C5F5F;
    font-weight: 500;
    padding: 10px 0;
    position: relative;
    transition: all 0.3s ease;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #3498db;
    text-decoration: none;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #3498db;
    transition: width 0.3s ease;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 100%;
}

/* Menu mobile */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #2c3e50;
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* Slider */
.slider {
    position: relative;
    height: 500px;
    overflow: hidden;
    border-radius: 12px;
    margin-bottom: 3rem;
}

.slider-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider-item.active {
    opacity: 1;
}

.slider-content {
    text-align: center;
    color: white;
    max-width: 600px;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.slider-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: white;
    transform: scale(1.2);
}

/* Seções */
.section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* News */
.news-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.news-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-item:hover .news-image {
    transform: scale(1.05);
}

.news-content {
    padding: 1.5rem;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: #888;
}

.news-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #2c3e50;
    line-height: 1.4;
}

.news-title a {
    color: inherit;
    text-decoration: none;
}

.news-title a:hover {
    color: #3498db;
}

.news-excerpt {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.news-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 1rem;
}

.tag {
    background: #f8f9fa;
    color: #666;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.tag:hover {
    background: #3498db;
    color: white;
    text-decoration: none;
}

/* Sidebar */
.sidebar {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
}

.widget {
    margin-bottom: 2rem;
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.widget:last-child {
    margin-bottom: 0;
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2c3e50;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #3498db;
}

.widget ul {
    list-style: none;
}

.widget ul li {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.widget ul li:last-child {
    border-bottom: none;
}

.widget ul li a {
    color: #555;
    text-decoration: none;
    transition: color 0.3s ease;
}

.widget ul li a:hover {
    color: #3498db;
}

/* Services Page Styles */
.services-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.services-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.services-grid {
    padding: 6rem 0;
    background: #f8f9fa;
}

.services-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2980b9);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

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

.service-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
}

.service-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #555;
}

.service-features .bi-check-circle {
    color: #27ae60;
    font-size: 0.9rem;
}

.service-footer {
    margin-top: auto;
}

.btn-service {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.btn-service:hover {
    transform: translateX(4px);
    text-decoration: none;
    color: white;
    opacity: 0.9;
}

.process-section {
    padding: 6rem 0;
    background: white;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.process-step {
    text-align: center;
    padding: 2rem 1rem;
    position: relative;
}

.step-number {
    display: inline-block;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.process-step h4 {
    font-size: 1.3rem;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.process-step p {
    color: #666;
    line-height: 1.6;
}

.cta-section {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
    color: white;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    border: 2px solid white;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    background: white;
    color: #2c3e50;
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .services-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .services-hero {
        padding: 4rem 0 3rem;
    }
    
    .services-grid {
        padding: 4rem 0;
    }
    
    .process-section {
        padding: 4rem 0;
    }
}

/* Contact Form Section */
.contact-form-section {
    padding: 4rem 0;
    background: #f8f9fa;
}

.contact-form-card {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    text-align: center;
}

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

.contact-form-card p {
    color: #666;
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.contact-form {
    text-align: left;
}

.contact-form .form-label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.contact-form .form-control,
.contact-form .form-select {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

.contact-form .btn {
    padding: 15px 30px;
    font-size: 1.1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-form .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.3);
}

@media (max-width: 768px) {
    .contact-form-card {
        padding: 2rem 1.5rem;
    }
    
    .contact-form-card h3 {
        font-size: 1.5rem;
    }
}

/* Footer */
.site-footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p,
.footer-section li {
    color: #bdc3c7;
    line-height: 1.6;
}

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

.footer-section ul li {
    padding: 5px 0;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #3498db;
}

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

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #2c3e50;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-control.error {
    border-color: #e74c3c;
}

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

/* Paginação */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin: 2rem 0;
}

.pagination a,
.pagination span {
    padding: 10px 15px;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    color: #2c3e50;
    text-decoration: none;
    transition: all 0.3s ease;
}

.pagination a:hover {
    background: #3498db;
    color: white;
    border-color: #3498db;
    text-decoration: none;
}

.pagination .current {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

/* Breadcrumb */
.breadcrumb {
    background: #f8f9fa;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.breadcrumb-list {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.breadcrumb-list li {
    color: #666;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    margin-left: 10px;
    color: #999;
}

.breadcrumb-list a {
    color: #3498db;
    text-decoration: none;
}

.breadcrumb-list a:hover {
    text-decoration: underline;
}

/* Alertas */
.alert {
    padding: 15px 20px;
    border-radius: 6px;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-color: #28a745;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border-color: #dc3545;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border-color: #ffc107;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border-color: #17a2b8;
}

/* Loading */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Animações */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.slide-up {
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Responsividade */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }
    
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        gap: 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
        padding: 10px 0;
        border-bottom: 1px solid #f0f0f0;
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .pagination {
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 10px;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .hero {
        min-height: 400px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .card-body,
    .widget {
        padding: 1rem;
    }
    
    .news-content {
        padding: 1rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

/* Modo escuro */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
        color: #e0e0e0;
    }
    
    .card {
        background: #2d2d2d;
        border-color: #404040;
    }
    
    .form-control {
        background: #2d2d2d;
        border-color: #404040;
        color: #e0e0e0;
    }
    
    .sidebar {
        background: #2d2d2d;
    }
    
    .widget {
        background: #3d3d3d;
    }
}

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

/* Print */
@media print {
    .site-header,
    .site-footer,
    .sidebar,
    .btn,
    .pagination {
        display: none;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
        color: black;
        background: white;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
}