/* =========================================
   VARIÁVEIS E RESET (CONFIGURAÇÃO FÁCIL)
   ========================================= */
:root {
    /* Cor Principal (Verde Neon das referências) */
    --primary-green: #39FF14; 
    --primary-green-dark: #2ec911; /* Para hover */
    
    /* Paleta Dark (Fundo preto profundo) */
    --bg-body: #050505;
    --bg-card: #0F0F0F;
    --bg-input: #1A1A1A;
    --border-color: #333;
    
    /* Textos */
    --text-white: #ffffff;
    --text-gray: #a1a1aa;
    
    /* Fontes */
    --font-heading: 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

/* =========================================
   COMPONENTES GERAIS
   ========================================= */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 100px 0; }
.text-center { text-align: center; }
.text-green { color: var(--primary-green); }
.bg-darker { background-color: #020202; } /* Seções alternadas */

h1, h2, h3 { font-family: var(--font-heading); color: var(--text-white); line-height: 1.2; }
h2 { font-size: 2.5rem; margin-bottom: 20px; }
p { color: var(--text-gray); margin-bottom: 20px; }

.subtitle {
    display: block;
    color: var(--primary-green);
    font-size: 0.85rem;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 10px;
    text-transform: uppercase;
}

/* BOTÕES (Estilo Neon) */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    font-family: var(--font-heading);
}

.btn-primary {
    background-color: var(--primary-green);
    color: #000;
    box-shadow: 0 4px 15px rgba(57, 255, 20, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-green-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(57, 255, 20, 0.5);
}

.btn-outline {
    border: 1px solid var(--border-color);
    color: var(--text-white);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.btn-full { width: 100%; text-align: center; background: var(--primary-green); color: #000; padding: 10px; border-radius: 8px; font-size: 0.9rem; }
.btn-full:hover { opacity: 0.9; }

/* =========================================
   NAVBAR
   ========================================= */
header {
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.nav-container { display: flex; justify-content: space-between; align-items: center; }

.logo { font-size: 1.5rem; font-family: var(--font-heading); font-weight: 700; letter-spacing: -1px; }

.nav-links { list-style: none; display: flex; gap: 30px; }
.nav-links a { text-decoration: none; color: var(--text-gray); font-weight: 500; transition: color 0.3s; }
.nav-links a:hover { color: var(--primary-green); }

.menu-toggle { display: none; font-size: 1.5rem; cursor: pointer; }

/* =========================================
   HERO & SEÇÕES
   ========================================= */
.hero {
    padding: 180px 0 100px 0;
    background: radial-gradient(circle at center, rgba(57, 255, 20, 0.05) 0%, rgba(5,5,5,0) 70%);
}

.hero h1 { font-size: 3.5rem; margin-bottom: 20px; }
.hero-btns { display: flex; gap: 15px; justify-content: center; margin-top: 30px; }

/* Grid Layouts */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.grid-2-small { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* SOBRE O ESPECIALISTA */
.about-img-box { position: relative; }
.specialist-img {
    width: 100%;
    border-radius: 20px;
    filter: grayscale(100%); /* Efeito P&B estilo a ref */
    border: 1px solid var(--border-color);
}
.badge-float {
    position: absolute;
    bottom: 20px; left: 20px;
    background: #000;
    border: 1px solid var(--primary-green);
    padding: 15px;
    border-radius: 12px;
    display: flex; gap: 15px; align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.badge-float i { font-size: 1.5rem; color: var(--primary-green); }

.features-grid-small { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 30px; }
.feature-item { background: var(--bg-card); padding: 20px; border-radius: 12px; border: 1px solid var(--border-color); }
.feature-item i { color: var(--primary-green); margin-bottom: 10px; display: block; font-size: 1.2rem; }

/* SERVIÇOS */
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.service-card {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: 0.3s;
}
.service-card:hover { border-color: var(--primary-green); transform: translateY(-5px); }
.icon-header { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 1.2rem; font-weight: 700; font-family: var(--font-heading); }
.tags span { 
    display: inline-block; padding: 5px 12px; 
    border: 1px solid var(--border-color); 
    border-radius: 20px; font-size: 0.8rem; margin-right: 5px; color: var(--text-gray); 
}

/* Process Bar */
.process-bar {
    margin-top: 50px;
    background: linear-gradient(90deg, rgba(57, 255, 20, 0.05), transparent);
    border: 1px solid var(--primary-green);
    border-radius: 15px;
    padding: 30px;
    display: flex; justify-content: space-between; align-items: center;
}
.process-item { display: flex; gap: 15px; align-items: center; }
.process-item i { font-size: 1.5rem; color: var(--primary-green); }

/* PRODUTOS */
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.product-card {
    background: var(--bg-card);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    position: relative;
    transition: 0.3s;
}
.product-card:hover { border-color: var(--primary-green); }
.badge-discount {
    position: absolute; top: 10px; right: 10px;
    background: var(--primary-green); color: #000;
    font-weight: 700; padding: 2px 8px; border-radius: 4px; font-size: 0.8rem;
}
.product-thumb {
    height: 140px;
    background: linear-gradient(135deg, #111, #222);
    display: flex; align-items: center; justify-content: center;
    font-size: 3rem; color: #333;
}
.product-info { padding: 20px; }
.product-info .type { font-size: 0.75rem; text-transform: uppercase; color: var(--text-gray); border: 1px solid #333; padding: 2px 6px; border-radius: 4px; }
.product-info h3 { font-size: 1.1rem; margin: 10px 0; min-height: 50px; }
.product-info .price { margin: 15px 0; }
.product-info .price .old { text-decoration: line-through; color: var(--text-gray); font-size: 0.9rem; margin-right: 10px; }
.product-info .price .new { color: var(--primary-green); font-weight: 700; font-size: 1.2rem; }

/* CONTATO */
.c-card { 
    display: flex; gap: 15px; align-items: center; 
    background: var(--bg-input); padding: 20px; 
    border-radius: 12px; margin-bottom: 15px; border: 1px solid var(--border-color); 
}
.c-card i { font-size: 1.5rem; }

.form-box { background: var(--bg-card); padding: 40px; border-radius: 20px; border: 1px solid var(--border-color); }
.input-group { margin-bottom: 20px; }
.input-group label { display: block; margin-bottom: 8px; font-size: 0.9rem; }
.input-group input, .input-group textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-white);
    font-family: var(--font-body);
}
.input-group input:focus, .input-group textarea:focus {
    border-color: var(--primary-green);
    outline: none;
}

/* FOOTER */
footer { padding: 50px 0; border-top: 1px solid var(--border-color); margin-top: 50px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.socials a { color: var(--text-gray); font-size: 1.2rem; margin-left: 15px; transition: 0.3s; }
.socials a:hover { color: var(--primary-green); }
.footer-links a { color: var(--text-gray); font-size: 0.85rem; margin: 0 10px; text-decoration: none; }

/* RESPONSIVIDADE */
@media (max-width: 900px) {
    .grid-2, .services-grid, .products-grid { grid-template-columns: 1fr; }
    .features-grid-small, .grid-2-small { grid-template-columns: 1fr; }
    .nav-links { display: none; } /* Simples hide para exemplo, precisaria de JS para toggle */
    .menu-toggle { display: block; color: var(--text-white); }
    
    /* Menu Mobile Ativo */
    nav.active .nav-links {
        display: flex; flex-direction: column;
        position: absolute; top: 70px; left: 0; width: 100%;
        background: #000; padding: 20px; border-bottom: 1px solid #333;
    }
    
    .hero h1 { font-size: 2.5rem; }
    .process-bar { flex-direction: column; gap: 20px; text-align: center; }
}