/* ==========================================================================
   CSS PRINCIPAL - ASSESSORIA CONTÁBIL
   Estrutura modular, responsiva e otimizada para performance
   ========================================================================== */

/* Variáveis CSS (Cores da identidade visual) */
:root {
    --cor-primaria: #2E4A3D;
    --cor-secundaria: #A8C8B8;
    --cor-destaque: #E8F4F0;
    --cor-fundo: #FAFBFA;
    --cor-texto: #333333;
    --cor-texto-claro: #666666;
    --cor-branco: #ffffff;
    --font-principal: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --container-max: 1200px;
    --border-radius: 8px;
    --shadow-light: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-medium: 0 4px 20px rgba(0,0,0,0.15);
    --transition-base: all 0.3s ease;
}

/* ==========================================================================
   LAYOUT BASE E TIPOGRAFIA
   ========================================================================== */

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

body {
    font-family: var(--font-principal);
    line-height: 1.6;
    color: var(--cor-texto);
    background-color: var(--cor-fundo);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--cor-primaria);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: 1rem;
    color: var(--cor-texto-claro);
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--cor-texto);
}

/* ==========================================================================
   HEADER E MENU
   ========================================================================== */

.header {
    background: var(--cor-primaria);
    box-shadow: var(--shadow-light);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.navbar-brand .logo {
    color: var(--cor-branco);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: var(--transition-base);
}

.navbar-brand .logo:hover {
    color: var(--cor-destaque);
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: var(--cor-branco);
    transition: var(--transition-base);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.navbar-nav a {
    color: var(--cor-branco);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: var(--transition-base);
    min-height: 48px;
    display: flex;
    align-items: center;
}

.navbar-nav a:hover,
.navbar-nav a:focus {
    background: var(--cor-destaque);
    color: var(--cor-primaria);
    outline: none;
}

.btn-cta-menu {
    background: var(--cor-destaque);
    color: var(--cor-primaria);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    min-height: 48px;
    display: flex;
    align-items: center;
}

.btn-cta-menu:hover {
    background: var(--cor-branco);
    transform: translateY(-2px);
}

/* Menu responsivo */
@media (max-width: 768px) {
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--cor-primaria);
        flex-direction: column;
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }
    
    .navbar-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }
    
    .navbar-nav a {
        padding: 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
}

/* ==========================================================================
   SEÇÃO HERO
   ========================================================================== */

.hero {
    background: linear-gradient(135deg, var(--cor-primaria) 0%, var(--cor-secundaria) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 2;
    position: relative;
}

.hero-title {
    color: var(--cor-branco);
    margin-bottom: 1.5rem;
}

.hero-highlight {
    color: var(--cor-destaque);
    font-weight: 700;
}

.hero-description {
    color: var(--cor-destaque);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-benefits {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
}

.hero-benefits li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--cor-branco);
    font-weight: 500;
}

.icon-check {
    flex-shrink: 0;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--cor-destaque);
    color: var(--cor-primaria);
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    min-height: 48px;
    box-shadow: var(--shadow-light);
}

.btn-primary:hover {
    background: var(--cor-branco);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: transparent;
    color: var(--cor-branco);
    padding: 1rem 2rem;
    border: 2px solid var(--cor-branco);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    min-height: 48px;
}

.btn-secondary:hover {
    background: var(--cor-branco);
    color: var(--cor-primaria);
}

.hero-contact {
    margin-top: 2rem;
    color: var(--cor-destaque);
}

.phone-link {
    color: var(--cor-branco);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
}

.phone-link:hover {
    color: var(--cor-destaque);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

/* Hero responsivo */
@media (max-width: 768px) {
    .hero {
        margin-top: 70px;
        min-height: auto;
        padding: 2rem 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-cta {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
}

/* ==========================================================================
   SEÇÕES GERAIS
   ========================================================================== */

section {
    padding: 5rem 0;
}

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

.section-title {
    color: var(--cor-primaria);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--cor-texto-claro);
    max-width: 600px;
    margin: 0 auto;
}

/* ==========================================================================
   SEÇÃO SOBRE
   ========================================================================== */

.sobre {
    background: var(--cor-branco);
}

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

.missao-box {
    background: var(--cor-destaque);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin: 2rem 0;
}

.missao-box blockquote {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--cor-primaria);
    margin: 1rem 0;
}

.valores-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.valor-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.valor-icon {
    flex-shrink: 0;
    margin-top: 0.5rem;
}

.valor-item h4 {
    color: var(--cor-primaria);
    margin-bottom: 0.5rem;
}

.disclaimer-box {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--cor-primaria);
    margin: 2rem 0;
}

.disclaimer {
    color: var(--cor-texto-claro);
    font-size: 0.9rem;
    margin: 0;
}

.sobre-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.empresa-info {
    background: var(--cor-destaque);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.info-item {
    margin-bottom: 0.5rem;
    color: var(--cor-primaria);
    font-size: 0.9rem;
}

/* Sobre responsivo */
@media (max-width: 768px) {
    .sobre-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* ==========================================================================
   SEÇÃO SERVIÇOS
   ========================================================================== */

.servicos {
    background: var(--cor-fundo);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.servico-card {
    background: var(--cor-branco);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition-base);
    text-align: center;
}

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

.servico-icon {
    margin-bottom: 1.5rem;
}

.servico-title {
    color: var(--cor-primaria);
    margin-bottom: 1rem;
}

.servico-detalhes {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
    text-align: left;
}

.servico-detalhes li {
    padding: 0.5rem 0;
    color: var(--cor-texto-claro);
    position: relative;
    padding-left: 1.5rem;
}

.servico-detalhes li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--cor-primaria);
    font-weight: bold;
}

.btn-servico {
    background: var(--cor-primaria);
    color: var(--cor-branco);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    min-height: 48px;
}

.btn-servico:hover {
    background: var(--cor-secundaria);
    transform: translateY(-2px);
}

.servicos-extras {
    background: var(--cor-branco);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 3rem;
}

.extras-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.extra-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: var(--cor-destaque);
    border-radius: var(--border-radius);
    color: var(--cor-primaria);
    font-weight: 500;
}

.extra-icon {
    font-size: 1.5rem;
}

/* ==========================================================================
   SEÇÃO DEPOIMENTOS
   ========================================================================== */

.depoimentos {
    background: var(--cor-branco);
}

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

.carousel-container {
    overflow: hidden;
    border-radius: var(--border-radius);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.depoimento-card {
    min-width: 100%;
    background: var(--cor-destaque);
    padding: 3rem;
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.depoimento-card.active {
    opacity: 1;
}

.aspas {
    margin-bottom: 1.5rem;
}

.depoimento-texto {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--cor-primaria);
    margin-bottom: 2rem;
    line-height: 1.5;
}

.depoimento-autor {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.autor-foto img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.autor-nome {
    color: var(--cor-primaria);
    margin: 0;
}

.autor-empresa {
    color: var(--cor-texto-claro);
    margin: 0;
    font-size: 0.9rem;
}

.rating {
    display: flex;
    justify-content: center;
    gap: 0.25rem;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

.carousel-btn {
    background: var(--cor-primaria);
    color: var(--cor-branco);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: var(--cor-secundaria);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: var(--cor-texto-claro);
    cursor: pointer;
    transition: var(--transition-base);
}

.dot.active {
    background: var(--cor-primaria);
}

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

.contato {
    background: var(--cor-fundo);
}

.contato-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.info-grid {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.info-icon {
    background: var(--cor-destaque);
    padding: 0.75rem;
    border-radius: var(--border-radius);
    flex-shrink: 0;
}

.info-details h4 {
    color: var(--cor-primaria);
    margin-bottom: 0.5rem;
}

.email-link,
.phone-link {
    color: var(--cor-primaria);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-base);
}

.email-link:hover,
.phone-link:hover {
    color: var(--cor-secundaria);
}

/* Formulário */
.form-contato {
    background: var(--cor-branco);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--cor-primaria);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e1e5e9;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition-base);
    font-family: inherit;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--cor-primaria);
    box-shadow: 0 0 0 3px rgba(46, 74, 61, 0.1);
}

.form-help {
    color: var(--cor-texto-claro);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    display: block;
}

.btn-form-submit {
    background: var(--cor-primaria);
    color: var(--cor-branco);
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 48px;
    width: 100%;
    justify-content: center;
}

.btn-form-submit:hover {
    background: var(--cor-secundaria);
    transform: translateY(-2px);
}

.form-cta {
    margin-top: 2rem;
    text-align: center;
    padding: 1.5rem;
    background: var(--cor-destaque);
    border-radius: var(--border-radius);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-base);
    margin-top: 1rem;
    min-height: 48px;
}

.btn-whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
}

/* Mapa */
.mapa-container {
    margin-top: 3rem;
}

.mapa-wrapper {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    margin-top: 1rem;
}

/* Contato responsivo */
@media (max-width: 768px) {
    .contato-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

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

.footer {
    background: var(--cor-primaria);
    color: var(--cor-branco);
    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,
.footer-section h4 {
    color: var(--cor-branco);
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--cor-destaque);
    margin-bottom: 1.5rem;
}

.footer-contato p {
    margin-bottom: 0.5rem;
}

.footer-contato a {
    color: var(--cor-destaque);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-contato a:hover {
    color: var(--cor-branco);
}

.footer-disclaimer {
    background: rgba(255,255,255,0.1);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

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

.footer-links a {
    color: var(--cor-destaque);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--cor-branco);
}

.empresa-dados p {
    margin-bottom: 0.5rem;
    color: var(--cor-destaque);
    font-size: 0.9rem;
}

.btn-footer-whatsapp {
    background: #25D366;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-base);
    margin-top: 1rem;
    min-height: 48px;
}

.btn-footer-whatsapp:hover {
    background: #1da851;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 1rem;
    text-align: center;
}

.footer-copyright p {
    color: var(--cor-destaque);
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

/* ==========================================================================
   AVISO DE COOKIES
   ========================================================================== */

.cookie-notice {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--cor-primaria);
    color: var(--cor-branco);
    padding: 1rem;
    z-index: 1001;
    transform: translateY(100%);
    transition: var(--transition-base);
}

.cookie-notice.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.cookie-content h4 {
    margin: 0;
    color: var(--cor-branco);
}

.cookie-content p {
    margin: 0;
    flex: 1;
    min-width: 300px;
}

.cookie-content a {
    color: var(--cor-destaque);
}

.cookie-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-cookie-accept,
.btn-cookie-reject {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition-base);
    font-weight: 600;
    min-height: 44px;
}

.btn-cookie-accept {
    background: var(--cor-destaque);
    color: var(--cor-primaria);
}

.btn-cookie-reject {
    background: transparent;
    color: var(--cor-branco);
    border: 1px solid var(--cor-branco);
}

.btn-cookie-accept:hover {
    background: var(--cor-branco);
}

.btn-cookie-reject:hover {
    background: var(--cor-branco);
    color: var(--cor-primaria);
}

/* ==========================================================================
   UTILITÁRIOS E RESPONSIVIDADE
   ========================================================================== */

/* Utilitários */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Responsividade geral */
@media (max-width: 1024px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 3rem 0;
    }
}

@media (max-width: 768px) {
    section {
        padding: 2rem 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .extras-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .cookie-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        justify-content: center;
        width: 100%;
    }
}

/* ==========================================================================
   ANIMAÇÕES E EFEITOS
   ========================================================================== */

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

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

/* Hover effects para cards */
.servico-card,
.depoimento-card {
    will-change: transform;
}

/* Scroll suave para dispositivos que suportam */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* ==========================================================================
   OTIMIZAÇÕES DE PERFORMANCE
   ========================================================================== */

/* Otimizações para GPU */
.hero,
.navbar,
.servico-card:hover,
.btn-primary:hover,
.btn-secondary:hover {
    will-change: transform;
}

/* Preload para transições críticas */
.navbar-nav a,
.btn-primary,
.btn-secondary,
.servico-card {
    backface-visibility: hidden;
}

/* Media queries para impressão */
@media print {
    .header,
    .footer,
    .cookie-notice,
    .carousel-controls {
        display: none;
    }
    
    .hero {
        margin-top: 0;
        min-height: auto;
        background: white;
        color: black;
    }
    
    * {
        background: white !important;
        color: black !important;
        box-shadow: none !important;
    }
}