/* Variáveis de Cores Corporativas */
        :root {
            --primary: #0f172a; /* Azul Marinho Profundo */
            --secondary: #2563eb; /* Azul Brilhante */
            --accent: #f59e0b; /* Âmbar / Dourado Suave */
            --bg-light: #f8fafc;
            --text-dark: #1e293b;
            --text-muted: #64748b;
            --white: #ffffff;
            --font-title: 'Montserrat', sans-serif;
            --font-body: 'Open Sans', sans-serif;
        }

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

        body {
            font-family: var(--font-body);
            color: var(--text-dark);
            background-color: var(--bg-light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Container padrão */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* CABEÇALHO */
        header {
            background-color: var(--white);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
        }
        .nav-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 80px;
        }
        .logo {
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo span { color: var(--secondary); }
        
        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
        }
        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 600;
            font-size: 15px;
            transition: color 0.3s;
        }
        .nav-links a:hover { color: var(--secondary); }
        
        .btn-nav {
            background-color: var(--secondary);
            color: var(--white) !important;
            padding: 10px 24px;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .btn-nav:hover { background-color: #1d4ed8; }

        /* HERO SECTION */
        .hero {
            background: linear-gradient(rgba(15, 23, 42, 0.85), rgba(15, 23, 42, 0.85)), url('https://images.unsplash.com/photo-1497366216548-37526070297c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80') center/cover;
            height: 100vh;
            display: flex;
            align-items: center;
            color: var(--white);
            padding-top: 80px;
        }
        .hero-content {
            max-width: 700px;
        }
        .hero h1 {
            font-family: var(--font-title);
            font-size: clamp(36px, 5vw, 56px);
            line-height: 1.2;
            margin-bottom: 24px;
        }
        .hero p {
            font-size: 18px;
            font-weight: 300;
            margin-bottom: 40px;
            opacity: 0.9;
        }
        .btn-primary {
            display: inline-block;
            background-color: var(--accent);
            color: var(--primary);
            font-weight: 700;
            text-decoration: none;
            padding: 16px 32px;
            border-radius: 4px;
            font-size: 16px;
            transition: transform 0.3s, background 0.3s;
        }
        .btn-primary:hover {
            background-color: #fbbf24;
            transform: translateY(-2px);
        }

        /* SOBRE NÓS */
        .sobre { padding: 100px 0; background-color: var(--white); }
        .sobre-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .section-title {
            font-family: var(--font-title);
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 24px;
            position: relative;
            padding-bottom: 16px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0;
            width: 60px; height: 4px;
            background-color: var(--secondary);
        }
        .sobre-img {
            width: 100%;
            border-radius: 8px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
        }
        .sobre-text p { margin-bottom: 16px; color: var(--text-muted); }

        /* SOLUÇÕES (Serviços) */
        .solucoes { padding: 100px 0; background-color: var(--bg-light); text-align: center; }
        .solucoes .section-title::after { left: 50%; transform: translateX(-50%); }
        
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 60px;
        }
        .card {
            background-color: var(--white);
            padding: 40px 30px;
            border-radius: 8px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: left;
            border-top: 4px solid transparent;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
            border-top: 4px solid var(--secondary);
        }
        .card-icon {
            font-size: 40px;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        .card h3 { font-family: var(--font-title); font-size: 20px; margin-bottom: 12px; color: var(--primary); }
        .card p { color: var(--text-muted); font-size: 15px; }

        /* NÚMEROS */
        .numeros {
            background-color: var(--primary);
            color: var(--white);
            padding: 80px 0;
            text-align: center;
        }
        .numeros-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .numero-item h4 {
            font-family: var(--font-title);
            font-size: 48px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .numero-item p { font-size: 16px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

        /* CONTATO */
        .contato { padding: 100px 0; background-color: var(--white); }
        .contato-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
        
        .contato-info h3 { font-family: var(--font-title); font-size: 24px; margin-bottom: 24px; color: var(--primary); }
        .info-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
        .info-item p { color: var(--text-muted); }
        .info-item strong { color: var(--text-dark); display: block; margin-bottom: 4px; }

        .form-group { margin-bottom: 20px; }
        .form-group input, .form-group textarea {
            width: 100%;
            padding: 16px;
            border: 1px solid #cbd5e1;
            border-radius: 4px;
            font-family: var(--font-body);
            font-size: 15px;
            transition: border-color 0.3s;
        }
        .form-group input:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--secondary);
        }
        .btn-submit {
            background-color: var(--primary);
            color: var(--white);
            border: none;
            padding: 16px 32px;
            font-weight: 600;
            border-radius: 4px;
            cursor: pointer;
            width: 100%;
            font-size: 16px;
            transition: background 0.3s;
        }
        .btn-submit:hover { background-color: var(--secondary); }

        /* RODAPÉ */
        footer {
            background-color: #020617;
            color: var(--text-muted);
            padding: 40px 0;
            text-align: center;
        }
        .footer-logo {
            font-family: var(--font-title);
            font-size: 20px;
            color: var(--white);
            margin-bottom: 16px;
            display: inline-block;
        }
        .developer-credit {
            margin-top: 24px;
            font-size: 14px;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 24px;
        }
        .developer-credit a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
        }
        .developer-credit a:hover { text-decoration: underline; }

        /* Responsividade */
        @media (max-width: 900px) {
            .sobre-grid, .contato-grid { grid-template-columns: 1fr; }
            .numeros-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
            .nav-links { display: none; /* Em um projeto real, aqui entra o menu hamburguer */ }
        }
        @media (max-width: 600px) {
            .numeros-grid { grid-template-columns: 1fr; }
        }

        /* Animação Suave */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease-out;
        }
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }