/* Importação de Fontes */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');

:root {
    /* Paleta "Charcoal & Blue" */
    --cor-fundo: #343A40;
    --cor-superficie: #495057;
    --cor-borda: #6C757D;
    --cor-texto: #F8F9FA;
    --cor-texto-secundario: #ADB5BD;
    --cor-destaque: #3498DB;
    --font-principal: 'Inter', sans-serif;
}

/* Reset e Estilos Globais */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-principal);
    background-color: var(--cor-fundo);
    color: var(--cor-texto-secundario);
    font-weight: 400;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.page-content { padding-top: 8rem; position: relative; z-index: 2; }

/* Cabeçalho */
#main-header { padding: 1.5rem 0; position: fixed; width: 100%; top: 0; z-index: 100; transition: background-color 0.4s ease, padding 0.4s ease; }
#main-header.scrolled { background-color: rgba(52, 58, 64, 0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--cor-borda); }
#main-header .container { display: flex; justify-content: space-between; align-items: center; }
.logo-container img { max-height: 55px; display: block; filter: brightness(0) invert(1); }

/* Navegação Principal */
.main-nav { display: flex; gap: 3.5rem; }
.main-nav a { color: var(--cor-texto-secundario); text-decoration: none; font-weight: 500; transition: color 0.3s ease; }
.main-nav a:hover, .main-nav a.active { color: var(--cor-destaque); }

/* Botão Hambúrguer */
#hamburger-btn { display: none; background: none; border: none; cursor: pointer; color: var(--cor-texto); font-size: 2rem; }

/* Seções Comuns */
.section-title { text-align: center; margin-bottom: 3rem; }
.section-title h1 { font-size: 3rem; color: var(--cor-texto); font-weight: 700; margin-bottom: 1rem; }
.section-title p { font-size: 1.1rem; max-width: 700px; margin: 0 auto; line-height: 1.6; }

/* Herói com Imagem de Fundo */
.hero { 
    min-height: 100vh; 
    display: flex; 
    align-items: center; 
    text-align: center; 
    position: relative;
    background-image: url('../assets/images/fundo-hero.jpg');
    background-size: cover;
    background-position: center center;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(52, 58, 64, 0.80);
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 750px; margin: 0 auto; }
.hero h1 { font-size: 4rem; color: var(--cor-texto); font-weight: 700; line-height: 1.2; margin-bottom: 1.5rem; }
.hero p { font-size: 1.2rem; line-height: 1.6; max-width: 600px; margin: 0 auto 2.5rem; }

.btn-primary {
    background: var(--cor-destaque); color: var(--cor-texto); padding: 1rem 2.5rem;
    border-radius: 8px; text-decoration: none; font-weight: 700;
    display: inline-flex; align-items: center; justify-content: center;
    transition: all 0.3s ease; border: 2px solid var(--cor-destaque);
    width: auto; cursor: pointer;
}
.btn-primary:hover { background: transparent; color: var(--cor-destaque); transform: translateY(-3px); }
.btn-primary i { margin-right: 0.75rem; font-size: 1.2rem; }

/* Seção de Diferenciais e Estatísticas */
.diferenciais-section { padding: 6rem 0; }
.diferenciais-section .container { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.diferencial-card { background: var(--cor-superficie); border: 1px solid var(--cor-borda); border-radius: 16px; padding: 2.5rem; text-align: center; transition: transform 0.3s ease; }
.diferencial-card:hover { transform: translateY(-10px); }
.diferencial-icon { margin-bottom: 1.5rem; }
.diferencial-icon i { font-size: 3rem; color: var(--cor-destaque); }
.diferencial-card h3 { color: var(--cor-texto); font-size: 1.25rem; margin-bottom: 0.75rem; }
.stats-section { padding: 6rem 0; background-color: var(--cor-superficie); }
.stats-section .container { display: flex; justify-content: space-around; text-align: center; }
.stat-item h2 { font-size: 3.5rem; color: var(--cor-destaque); font-weight: 700; }

/* SEÇÃO DE LOGOS DE CLIENTES */
.client-logos-section { padding: 6rem 0; background-color: var(--cor-superficie); }
.client-logos-section .section-title h1 { margin-bottom: 4rem; }
.logos-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4rem; align-items: center; }
.logo-item { display: flex; justify-content: center; align-items: center; }
.logo-item img { max-width: 150px; max-height: 60px; object-fit: contain; filter: brightness(0.9) saturate(0); opacity: 0.7; transition: filter 0.4s ease, opacity 0.4s ease; }
.logo-item:hover img { filter: brightness(1) saturate(1); opacity: 1; }

/* PÁGINA DE CONTATO COM IMAGEM DE FUNDO */
body.contact-page-background {
    background-image: url('../assets/images/fundo-contato.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    position: relative;
}
body.contact-page-background::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: rgba(52, 58, 64, 0.90);
    z-index: -1;
}

/* ESTILOS DE FORMULÁRIO GERAIS (PARA CONTATO E QUIZ) */
.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--cor-texto-secundario);
}
/* Estilo unificado para todos os inputs e textareas dentro de .form-group */
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.1rem;
    background-color: var(--cor-fundo);
    border: 1px solid var(--cor-borda);
    border-radius: 8px;
    color: var(--cor-texto);
    font-family: var(--font-principal);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--cor-destaque);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.5rem; }
.form-grid .full-width,
.form-group.full-width { grid-column: 1 / -1; }

/* Container do Formulário de Contato */
.final-contact-form-container { max-width: 800px; margin: 0 auto; background: var(--cor-superficie); padding: 3rem; border-radius: 16px; border: 1px solid var(--cor-borda); }
.final-contact-form-container .btn-primary { width: 100%; }
#form-result { margin-top: 1.5rem; text-align: center; font-weight: 500; min-height: 1em; }


/* ESTILOS DO QUIZ DE DIAGNÓSTICO */
.quiz-section { padding: 6rem 0; }
.quiz-box { background-color: var(--cor-superficie); padding: 2rem 3rem 3rem 3rem; border-radius: 16px; border: 1px solid var(--cor-borda); max-width: 800px; margin: 0 auto; }
.quiz-header { margin-bottom: 2rem; text-align: center; }
.quiz-header h2 { font-size: 2rem; color: var(--cor-texto); margin-bottom: 1.5rem; min-height: 6rem; display: flex; align-items: center; justify-content: center;}
.progress-bar-container { width: 100%; height: 10px; background-color: var(--cor-fundo); border-radius: 5px; }
#progress-bar { width: 0%; height: 100%; background-color: var(--cor-destaque); border-radius: 5px; transition: width 0.5s ease; }
.options-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.option-btn { width: 100%; padding: 1.2rem; background-color: var(--cor-fundo); border: 1px solid var(--cor-borda); border-radius: 8px; color: var(--cor-texto-secundario); font-family: var(--font-principal); font-size: 1rem; font-weight: 500; text-align: left; cursor: pointer; transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease; }
.option-btn:hover { background-color: var(--cor-borda); border-color: var(--cor-destaque); color: var(--cor-texto); }
.hidden { display: none; }
#result-content { text-align: center; }
#result-title { font-size: 2.5rem; color: var(--cor-destaque); margin-bottom: 1rem; }
#result-description { font-size: 1.2rem; line-height: 1.6; margin-bottom: 2.5rem; }
.result-divider { border: none; height: 1px; background-color: var(--cor-borda); margin: 2.5rem auto; width: 50%;}
.quiz-form h3 { font-size: 1.8rem; color: var(--cor-texto); margin-bottom: 0.75rem; }
.quiz-form p { font-size: 1.1rem; margin-bottom: 2.5rem; max-width: 500px; margin-left: auto; margin-right: auto;}
.quiz-form .form-group { margin-bottom: 1rem; }
.quiz-form .btn-primary { width: auto; padding: 1rem 3rem; margin-top: 1rem; }
#quiz-form-result { margin-top: 1rem; font-weight: 500; min-height: 1em; }
.success { color: #30D158; }
.error { color: #FF453A; }

/* Rodapé e Animações */
.animate-on-scroll { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.animate-on-scroll.visible { opacity: 1; transform: translateY(0); }
.main-footer { text-align: center; padding: 4rem 0 2rem; border-top: 1px solid var(--cor-borda); position: relative; z-index: 2;}
.social-links { margin-top: 1.5rem; display: flex; justify-content: center; gap: 1.5rem; }
.social-links a { color: var(--cor-texto-secundario); font-size: 1.8rem; transition: color 0.3s ease, transform 0.3s ease; }
.social-links a:hover { color: var(--cor-destaque); transform: translateY(-3px); }

/* Responsividade */
@media (max-width: 768px) {
    #hamburger-btn { display: block; z-index: 101; }
    .main-nav { position: fixed; top: 0; right: -100%; width: 100%; height: 100vh; background-color: var(--cor-fundo); flex-direction: column; justify-content: center; align-items: center; gap: 2.5rem; transition: right 0.5s cubic-bezier(0.77, 0, 0.175, 1); }
    .main-nav.active { right: 0; }
    .main-nav a { font-size: 1.5rem; }
    .hero h1 { font-size: 2.8rem; }
    .stats-section .container { flex-direction: column; gap: 3rem; }
    .diferenciais-section .container { grid-template-columns: 1fr; }
    .logos-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
    .form-grid { grid-template-columns: 1fr; }
    .quiz-header h2 { font-size: 1.5rem; min-height: 5rem;}
    .quiz-box { padding: 1.5rem; }
}