/* ===================================================================== */
/* Arquivo: style.css | BRZ1 - Soluções Tecnológicas */
/* Versão: 2.0 - Layout Moderno com Animações e Estrutura Bootstrap-like */
/* ===================================================================== */

/* ======================================= */
/* 0. CONFIGURAÇÃO GLOBAL E VARIÁVEIS CSS */
/* ======================================= */
:root {
    --primary-color: #007bff;     /* Azul Institucional (Energia) */
    --secondary-color: #28a745;   /* Verde Destaque (Sucesso/CTA) */
    --dark-bg: #212529;           /* Fundo Escuro Profissional */
    --light-bg: #f8f9fa;          /* Fundo Claro Suave */
    --text-color: #333;           /* Texto Escuro */
    --text-light: #f1f1f1;        /* Texto em fundos escuros */
    --font-sans: 'Arial', sans-serif; /* Fonte base */
    --transition-speed: 0.3s;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-color);
    line-height: 1.7;
    background-color: #fff;
    overflow-x: hidden; /* Evita scroll horizontal */
}

/* Base Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-speed);
}
a:hover {
    color: #0056b3;
    text-decoration: none;
}

/* ======================================= */
/* 1. LAYOUT GERAL (Simulação Bootstrap) */
/* ======================================= */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Classes de Alinhamento */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.py-5 { padding: 60px 0; }
.mt-3 { margin-top: 15px; }
.mb-4 { margin-bottom: 25px; }
.mb-md-0 { margin-bottom: 0 !important; }

/* Estrutura de Colunas (Grid) */
.row {
    display: flex;
    flex-wrap: wrap;
    margin-left: -15px;
    margin-right: -15px;
}
.align-items-center {
    align-items: center;
}
[class*="col-"] {
    padding-left: 15px;
    padding-right: 15px;
}
.col-md-4 {
    flex-basis: 33.333%;
    max-width: 33.333%;
}
.col-md-8 {
    flex-basis: 66.666%;
    max-width: 66.666%;
}

/* Títulos de Seção */
.section-title {
    font-size: 2.8em;
    color: var(--dark-bg);
    margin-bottom: 10px;
    font-weight: 700;
}
.lead-subtitle {
    font-size: 1.3em;
    color: #6c757d;
    margin-bottom: 50px;
    font-weight: 300;
}

/* ======================================= */
/* 2. BOTÕES (BUTTONS) */
/* ======================================= */
.btn {
    padding: 12px 25px;
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: 600;
    display: inline-block;
    transition: all var(--transition-speed) ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1em;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}
.btn-primary:hover {
    background-color: #0056b3;
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: #fff;
    border-color: var(--secondary-color);
}
.btn-secondary:hover {
    background-color: #1e7e34;
    box-shadow: 0 5px 15px rgba(40, 167, 69, 0.4);
    transform: translateY(-2px);
}

.btn-cta-menu {
    background-color: var(--secondary-color) !important;
    color: #fff !important;
    padding: 8px 18px;
    font-size: 0.9em;
}
.btn-cta-menu:hover {
    background-color: #1e7e34 !important;
}

/* ======================================= */
/* 3. HEADER E NAVBAR (MODERNO) */
/* ======================================= */
#header {
    background-color: #fff;
    box-shadow: 0 1px 15px rgba(0, 0, 0, 0.1);
    position: sticky; 
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo img {
    height: 40px; 
    transition: transform var(--transition-speed);
}
.logo:hover img {
    transform: scale(1.05);
}

/* Navbar Links */
.main-nav ul {
    list-style: none;
    display: flex;
    gap: 25px; 
    margin: 0;
    padding: 0;
    align-items: center;
}
.main-nav a {
    color: var(--text-color);
    padding: 8px 0;
    font-weight: 500;
    position: relative;
    transition: color var(--transition-speed);
}
/* Efeito de Sublinhado Moderno */
.main-nav a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    display: block;
    margin-top: 5px;
    right: 0;
    background: var(--primary-color);
    transition: width var(--transition-speed) ease;
}
.main-nav a:hover:after {
    width: 100%;
    left: 0;
    background: var(--primary-color);
}

/* Menu Hambúrguer */
.menu-toggle {
    display: none; 
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--primary-color);
}

/* ======================================= */
/* 4. SEÇÃO HERO (COM FUNDO ESCURO E DESTAQUE) */
/* ======================================= */
.hero {
    background: var(--dark-bg); 
    color: var(--text-light);
    padding: 120px 0;
    animation: fadeIn 1s ease-out;
}
.hero h1 {
    font-size: 3.5em;
    font-weight: 700;
    margin-bottom: 10px;
}
.hero .slogan {
    font-size: 1.5em;
    color: #bbb;
    margin-bottom: 30px;
}

/* ======================================= */
/* 5. WIDGET: PILARES DE FOCO */
/* ======================================= */
#pilares-foco {
    background-color: var(--light-bg); 
    padding: 80px 0;
}
#pilares-foco .row {
    justify-content: space-between;
}
#pilares-foco .col-md-4 {
    padding: 30px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-speed);
    text-align: center;
    border-top: 5px solid transparent;
}
#pilares-foco .col-md-4:hover {
    transform: translateY(-8px);
    border-top-color: var(--primary-color);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}
#pilares-foco i {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 3.5em;
}
#pilares-foco h3 {
    font-size: 1.4em;
    font-weight: 600;
    color: var(--dark-bg);
    margin-bottom: 10px;
}

/* ======================================= */
/* 6. SEÇÃO SERVIÇOS (CARDS) */
/* ======================================= */
#servicos {
    padding: 80px 0;
    background-color: #fff;
}
.service-card {
    background-color: var(--light-bg);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    height: 100%; 
    display: flex;
    flex-direction: column;
    transition: all var(--transition-speed);
}
.service-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}
.service-card h3 {
    font-size: 1.5em;
    font-weight: 600;
    color: var(--dark-bg);
    margin-bottom: 20px;
}
.service-card ul {
    list-style: none;
    padding-left: 0;
    margin-bottom: 25px;
    flex-grow: 1;
}
.service-card li {
    margin-bottom: 8px;
    font-size: 0.95em;
}
.service-card li .fa-check-circle {
    color: var(--secondary-color); /* Usando o verde destaque */
    margin-right: 8px;
}

/* Destaque para Automação Residencial (COG) */
.service-card.bg-highlight {
    background: linear-gradient(135deg, var(--primary-color) 0%, #0056b3 100%);
    color: #fff;
    border: 3px solid var(--secondary-color);
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}
.service-card.bg-highlight h3, 
.service-card.bg-highlight li {
    color: #fff;
}
.service-card.bg-highlight i {
    color: var(--secondary-color); 
}
.service-card.bg-highlight .btn-secondary {
    background-color: #fff;
    color: var(--dark-bg);
    border: 1px solid var(--secondary-color);
}
.service-card.bg-highlight .btn-secondary:hover {
    background-color: var(--secondary-color);
    color: #fff;
}

/* ======================================= */
/* 7. SEÇÃO SOBRE MIM */
/* ======================================= */
#sobre {
    padding: 80px 0;
    background-color: var(--light-bg);
}
.profile-photo {
    width: 220px;
    height: 220px;
    object-fit: cover;
    border-radius: 50%; 
    border: 7px solid #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}
.list-check {
    list-style: none;
    padding-left: 0;
    margin-top: 15px;
}
.list-check li {
    margin-bottom: 12px;
    font-size: 1.05em;
}
.list-check i {
    color: var(--primary-color); 
}
/* Grid de Habilidades (Tags) */
.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    margin-top: 30px;
}
.skill-tag {
    background-color: #fff;
    color: var(--dark-bg);
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid #ddd;
    font-size: 0.9em;
    font-weight: 600;
    transition: all var(--transition-speed);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}
.skill-tag:hover {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}
.skill-tag i {
    color: var(--primary-color);
    margin-right: 5px;
}
.skill-tag:hover i {
    color: #fff;
}


/* ======================================= */
/* 8. SEÇÃO CONTATO/ORÇAMENTO (FUNDO ESCURO) */
/* ======================================= */
#contato {
    background-color: var(--dark-bg);
    color: var(--text-light);
    padding: 80px 0;
}
#contato .section-title {
    color: #fff;
}
#contato .lead-subtitle {
    color: rgba(255, 255, 255, 0.7);
}
#contato .contact-info a {
    color: var(--secondary-color);
    font-weight: 600;
}
/* Formulário */
#orcamento-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.9);
}
#orcamento-form .form-control {
    width: 100%;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #495057;
    background-color: #343a40; 
    color: #fff;
    transition: border-color var(--transition-speed);
}
#orcamento-form .form-control:focus {
    border-color: var(--secondary-color); /* Borda verde no foco */
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
    outline: none;
}
/* Estilos de Mensagens (Alerta) */
.alert {
    padding: 15px;
    border-radius: 5px;
    font-weight: bold;
    animation: slideInDown 0.5s ease-out;
}
.alert-success {
    background-color: var(--secondary-color);
    color: #fff;
}
.alert-danger {
    background-color: #dc3545;
    color: #fff;
}

/* ======================================= */
/* 9. RODAPÉ (FOOTER) */
/* ======================================= */
#footer {
    background-color: var(--dark-bg);
    color: #fff;
    padding: 30px 0;
    font-size: 0.9em;
    border-top: 3px solid var(--primary-color);
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; 
}
.footer-links a {
    color: #bbb;
    font-size: 24px;
    margin-left: 15px;
    transition: color var(--transition-speed);
}
.footer-links a:hover {
    color: var(--secondary-color);
}
.copyright p {
    margin: 0;
}

/* ======================================= */
/* 10. ANIMAÇÕES GERAIS (Keyframes) */
/* ======================================= */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes slideInDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Aplicação de Animação */
.hero, .section-title, .service-card, .profile-photo {
    animation: fadeIn 0.8s ease-out;
}

/* ======================================= */
/* 11. RESPONSIVIDADE (MEDIA QUERIES) */
/* ======================================= */
@media (max-width: 992px) {
    .section-title { font-size: 2.2em; }
    .hero h1 { font-size: 3em; }

    /* Força quebrar colunas abaixo de 992px */
    .col-md-4, .col-md-8 {
        flex-basis: 100%;
        max-width: 100%;
    }
    .col-md-4 {
        margin-bottom: 25px;
    }
    
    /* Inverte ordem no Sobre */
    #sobre .row {
        flex-direction: column;
    }
    #sobre .col-md-4 {
        order: 2;
    }
    #sobre .col-md-8 {
        order: 1;
        margin-bottom: 30px;
    }
    .profile-photo {
        margin-bottom: 15px;
    }
    
}

@media (max-width: 768px) {
    /* Navbar Mobile */
    .menu-toggle {
        display: block; 
    }
    .main-nav {
        display: none; 
        position: absolute;
        top: 70px; /* Ajusta conforme o Header */
        left: 0;
        width: 100%;
        background-color: #fff;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15);
        border-top: 1px solid #eee;
    }
    .main-nav.active {
        display: block; 
    }
    .main-nav ul {
        flex-direction: column; 
        padding: 10px 0;
        gap: 0;
    }
    .main-nav li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--light-bg);
    }
    .main-nav a {
        display: block;
        padding: 15px;
    }
    .main-nav a:after {
        display: none; /* Remove efeito de sublinhado no mobile */
    }
    .btn-cta-menu {
        margin: 10px auto 20px auto;
        display: block;
    }

    /* Footer Mobile */
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    .copyright {
        margin-bottom: 15px;
    }
    .footer-links a {
        margin: 0 10px;
    }

    .hero {
        padding: 80px 0;
    }
    .hero h1 {
        font-size: 2.5em;
    }
}