/* ============================================
   RESET E VARIÁVEIS GLOBAIS
   ============================================ */

:root {
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --secondary-color: #f0f0f0;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #dddddd;
    --white: #ffffff;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
}

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

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ============================================
   CONTAINER E LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   HEADER
   ============================================ */

.header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.nav a {
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.nav a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

/* ============================================
   HERO SECTION
   ============================================ */

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

.hero-content {
    padding: var(--spacing-xl) 0;
}

.hero-title {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   BOTÕES
   ============================================ */

.cta-button {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 4px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--primary-color);
    cursor: pointer;
    text-decoration: none;
}

.cta-button:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    text-decoration: none;
}

.hero .cta-button {
    background-color: var(--white);
    color: var(--primary-color);
    border-color: var(--white);
}

.hero .cta-button:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   SEÇÕES PRINCIPAIS
   ============================================ */

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

.about {
    background-color: var(--secondary-color);
}

.about p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

/* ============================================
   GRID DE SERVIÇOS
   ============================================ */

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

.service-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

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

/* ============================================
   GALERIA DE IMAGENS
   ============================================ */

.images-section {
    background-color: var(--white);
}

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

.image-item {
    margin: 0;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.image-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
}

.image-item img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition);
}

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

.image-item figcaption {
    padding: var(--spacing-md);
    background-color: var(--secondary-color);
    font-size: 0.95rem;
    color: var(--text-light);
    text-align: center;
}

/* ============================================
   BENEFÍCIOS
   ============================================ */

.benefits {
    background-color: var(--secondary-color);
}

.benefits-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.benefits-list li {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-left: 4px solid var(--primary-color);
    border-radius: 4px;
    color: var(--text-dark);
}

.benefits-list li::before {
    content: "✓ ";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: var(--spacing-xs);
}

/* ============================================
   SEÇÃO DE CONTATO
   ============================================ */

.contact {
    background-color: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.contact-info p {
    margin-bottom: var(--spacing-md);
}

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

.contact-form input,
.contact-form textarea {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

/* ============================================
   SERVIÇOS RELACIONADOS
   ============================================ */

.related-services {
    background-color: var(--secondary-color);
}

.related-services ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.related-services li {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: 4px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.related-services li:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.related-services a {
    color: var(--primary-color);
    font-weight: 500;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-md);
}

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

.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--white);
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-lg);
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom p {
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }

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

    .hero-subtitle {
        font-size: 1rem;
    }

    .header-content {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .nav ul {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

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

    .services-grid,
    .images-grid,
    .benefits-list,
    .related-services ul {
        grid-template-columns: 1fr;
    }

    section {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    h3 {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .cta-button {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.9rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
}

/* ============================================
   ACESSIBILIDADE
   ============================================ */

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

/* ============================================
   IMPRESSÃO
   ============================================ */

@media print {
    .header,
    .footer,
    .contact-form,
    .cta-button {
        display: none;
    }

    body {
        color: #000;
        background: #fff;
    }

    a {
        text-decoration: underline;
    }
}