/* ========================================
   COUTOS SOFTWARE - STYLESHEET PRINCIPAL
   Arquivo de estilos completo e responsivo
   ======================================== */

/* ========================================
   1. RESET E VARIÁVEIS CSS
   ======================================== */

/* Reset básico para consistência entre navegadores */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Variáveis CSS - Cores baseadas na identidade visual */
:root {
    /* Cores principais baseadas na logo */
    --primary-color: #2C5F7C; /* Azul escuro */
    --primary-light: #4A8AAE; /* Azul médio */
    --primary-dark: #1A3A4D; /* Azul mais escuro */
    --secondary-color: #5CBAA6; /* Verde-água */
    --secondary-light: #7DD4C3;
    --accent-color: #F39C12; /* Laranja para destaques */
    
    /* Cores de texto */
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-light: #FFFFFF;
    
    /* Cores de fundo */
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --bg-dark: #1A2332;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
    
    /* Transições */
    --transition: all 0.3s ease;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

/* ========================================
   2. TIPOGRAFIA E ESTILOS BASE
   ======================================== */

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* Container responsivo */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Títulos */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

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

/* Links */
a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-light);
}

/* Imagens responsivas */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   3. HEADER E NAVEGAÇÃO
   ======================================== */

.header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 5px;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(44, 95, 124, 0.1);
}

.btn-contato {
    background-color: var(--secondary-color);
    color: var(--text-light) !important;
    padding: var(--spacing-xs) var(--spacing-md);
}

.btn-contato:hover {
    background-color: var(--secondary-light);
    transform: translateY(-2px);
}

/* Menu Mobile Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
    border-radius: 3px;
}

/* ========================================
   4. HERO SECTION
   ======================================== */

.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: var(--text-light);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

/* ========================================
   5. BOTÕES
   ======================================== */

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--text-light);
}

.btn-primary:hover {
    background-color: var(--secondary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-light);
    border-color: var(--text-light);
}

.btn-secondary:hover {
    background-color: var(--text-light);
    color: var(--primary-color);
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* ========================================
   6. SEÇÕES GERAIS
   ======================================== */

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   7. SERVIÇOS (Index)
   ======================================== */

.services {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.service-card {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    color: var(--secondary-color);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   8. DIFERENCIAIS
   ======================================== */

.differentials {
    padding: var(--spacing-xl) var(--spacing-md);
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

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

.differential-number {
    display: inline-block;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
    color: var(--text-light);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 60px;
    margin-bottom: var(--spacing-sm);
}

.differential-item h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

.differential-item p {
    color: var(--text-secondary);
}

/* ========================================
   9. CTA SECTION
   ======================================== */

.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--text-light);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.cta-content h2 {
    color: var(--text-light);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

/* ========================================
   10. PÁGINA DE PRODUTOS
   ======================================== */

.page-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    color: var(--text-light);
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
}

.page-header h1 {
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.products-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background-color: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-content {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-card h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.product-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.product-benefits {
    margin: var(--spacing-sm) 0;
}

.product-benefits h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
}

.product-benefits ul {
    list-style: none;
    padding-left: 0;
}

.product-benefits li {
    padding: 5px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
}

.product-benefits li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.product-link {
    margin-top: auto;
    padding-top: var(--spacing-sm);
}

.product-link .btn {
    width: 100%;
}

/* ========================================
   11. PÁGINA SOBRE
   ======================================== */

.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text h2 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: justify;
}

.values-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background-color: var(--bg-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.value-card {
    background-color: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 10px;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.value-card-full {
    grid-column: 1 / -1;
    text-align: left;
}

.value-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto var(--spacing-sm);
    color: var(--secondary-color);
}

.value-icon svg {
    width: 100%;
    height: 100%;
}

.value-card h3 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.value-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.values-list {
    list-style: none;
    padding: 0;
}

.values-list li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

.values-list strong {
    color: var(--primary-color);
}

.team-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.team-description {
    max-width: 800px;
    margin: var(--spacing-lg) auto 0;
    text-align: center;
}

.team-description p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

/* ========================================
   12. PÁGINA DE CONTATO
   ======================================== */

.contact-section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info h2 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
}

.contact-icon {
    width: 40px;
    height: 40px;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
}

.contact-item h3 {
    color: var(--primary-dark);
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-item a {
    color: var(--text-secondary);
}

.contact-item a:hover {
    color: var(--primary-color);
}

.contact-form-wrapper {
    background-color: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: 10px;
}

.contact-form h2 {
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    color: var(--primary-dark);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.form-message {
    padding: var(--spacing-sm);
    border-radius: 5px;
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.form-note {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--spacing-sm);
    text-align: center;
}

/* ========================================
   13. FOOTER
   ======================================== */

.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   14. ANIMAÇÕES
   ======================================== */

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

/* ========================================
   15. RESPONSIVIDADE - MOBILE
   ======================================== */

@media (max-width: 768px) {
    /* Tipografia mobile */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    .hero-title { font-size: 2rem; }
    .section-title { font-size: 1.75rem; }
    
    /* Navegação mobile */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-md) 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* Hero mobile */
    .hero {
        padding: var(--spacing-lg) var(--spacing-md);
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    /* Grids mobile */
    .services-grid,
    .differentials-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    /* Contato mobile */
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    /* Footer mobile */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
}