/*
 * Arquivo: style.css
 * Tema: Dark Mode Profissional
 */

/* 1. VARIÁVEIS DE COR E TIPOGRAFIA */
:root {
    --primary-bg: #1A1A1A;          /* Fundo Escuro */
    --secondary-bg: #222222;        /* Elementos (Card, Formulário) */
    --text-primary: #FFFFFF;        /* Texto Branco */
    --text-secondary: #AAAAAA;      /* Texto Secundário e Parágrafos */
    
    --accent-color: #00A3FF;        /* Azul Claro Profissional (Para Ação/Destaque) */
    --accent-hover: #007ACC;        /* Hover do Azul */
    --danger-color: #FF4444;        /* Para Erros */
    
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --border-radius: 8px;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* 2. RESET BÁSICO E CONFIGURAÇÕES GLOBAIS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--primary-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: var(--accent-hover);
}

/* 3. HEADER E NAVEGAÇÃO */
header {
    background-color: var(--secondary-bg);
    box-shadow: var(--shadow);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
}

.logo {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--accent-color);
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
}

.nav-links li {
    margin-left: 25px;
}

.nav-links a:not(.btn-acesso) {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 5px 0;
}

.nav-links a:not(.btn-acesso):hover {
    color: var(--text-primary);
}

/* 4. BOTÕES GERAIS */
.btn-primary,
.btn-acesso {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: background-color 0.3s, transform 0.1s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--text-primary);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-acesso {
    background-color: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-acesso:hover {
    background-color: var(--accent-color);
    color: var(--text-primary);
}

/* 5. SEÇÕES PRINCIPAIS (HERO, PRODUTOS, ETC) */
main {
    flex-grow: 1;
}

section {
    max-width: 1000px;
    margin: 60px auto;
    padding: 0 20px;
}

h1, h2 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

h1 {
    font-size: 3em;
    color: var(--accent-color);
}

h2 {
    font-size: 2em;
    text-align: center;
    color: var(--text-primary);
    margin-bottom: 40px;
    border-bottom: 2px solid var(--accent-color);
    display: inline-block;
    padding-bottom: 5px;
    margin-left: auto;
    margin-right: auto;
    display: block;
}

p {
    color: var(--text-secondary);
    margin-bottom: 15px;
}

/* HERO SECTION ESPECÍFICA (INDEX.PHP) */
.hero-section {
    text-align: center;
    padding: 80px 20px;
    background: linear-gradient(145deg, var(--primary-bg), var(--secondary-bg));
    margin-top: 0;
}

.hero-section p {
    font-size: 1.1em;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 30px;
}

.hero-section h1 {
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(0, 163, 255, 0.4);
}

/* 6. GRID DE PRODUTOS */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.produto-card {
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s;
    border: 1px solid rgba(0, 163, 255, 0.1);
}

.produto-card:hover {
    transform: translateY(-5px);
    border: 1px solid var(--accent-color);
}

.produto-card h4 {
    color: var(--accent-color);
    font-size: 1.4em;
    margin-bottom: 10px;
}

.produto-card p {
    color: var(--text-secondary);
    font-size: 0.9em;
    min-height: 40px; /* Para alinhar cards */
}

.produto-card .price {
    font-size: 2em;
    font-weight: 700;
    color: var(--text-primary);
    margin: 15px 0;
}

/* 7. FORMULÁRIOS (Login/Registro) */
.form-style {
    max-width: 400px;
    margin: 60px auto;
    padding: 40px;
    background-color: var(--secondary-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 163, 255, 0.1);
}

.form-style h2 {
    text-align: center;
    color: var(--accent-color);
    font-size: 1.8em;
    border-bottom: none;
    margin-bottom: 10px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-primary);
    font-weight: 500;
}

.form-style input[type="text"],
.form-style input[type="email"],
.form-style input[type="password"] {
    width: 100%;
    padding: 12px;
    background-color: #333333;
    border: 1px solid #444444;
    color: var(--text-primary);
    border-radius: 4px;
    transition: border-color 0.3s;
}

.form-style input:focus {
    border-color: var(--accent-color);
    outline: none;
}

/* 8. FOOTER */
footer {
    padding: 20px;
    background-color: var(--secondary-bg);
    color: var(--text-secondary);
    text-align: center;
    border-top: 1px solid #333333;
    margin-top: 40px;
}

/* 9. SERVIÇOS/PONTOS FORTES */
.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 40px;
    text-align: center;
}

.servico-item {
    background-color: var(--secondary-bg);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.servico-item h3 {
    color: var(--accent-color);
    font-size: 1.2em;
    margin-bottom: 10px;
}

.servico-item p {
    color: var(--text-secondary);
}