/* --- CONFIGURAÇÕES GLOBAIS E VARIÁVEIS DE COR --- */
:root {
    --color-background: #FFFFFF; /* Fundo Branco */
    --color-text: #222222;       /* Texto Principal (Preto) */
    --color-text-light: #555555; /* Texto Secundário (Cinza) */
    --color-border: #EAEAEA;     /* Cinza Claro (Bordas) */
    
    --color-primary: #F1C40F;    /* Amarelo/Ouro (do Logo) */
    --color-primary-dark: #D4AC0D; /* Amarelo mais escuro (para hover) */
    
    --color-secondary: #333333;  /* Preto/Cinza Escuro (Botões secundários) */
    
    --color-highlight: #CC0000;  /* Vermelho (Notificações) */
    
    --font-main: 'Arial', sans-serif; 
    --container-width: 1200px;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-background);
    color: var(--color-text);
    margin: 0;
    line-height: 1.6;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3 {
    color: var(--color-text);
    font-weight: 700;
}

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

img {
    max-width: 100%;
    height: auto;
}

/* --- BOTÕES (Estilo Moderno) --- */
.btn {
    display: inline-block;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text); 
    border: 2px solid var(--color-primary);
}
.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: #FFFFFF;
    border: 2px solid var(--color-secondary);
}
.btn-secondary:hover {
    background-color: #000000;
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}
.btn-outline:hover {
    background-color: var(--color-text);
    color: #FFFFFF;
    border-color: var(--color-text);
}

.btn-small {
    padding: 8px 16px;
    font-size: 14px;
}


/* --- 1. HEADER --- */
.main-header {
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

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

.logo img {
    height: 50px; 
}

/* Botão Hamburger (Escondido no Desktop) */
.hamburger-btn {
    display: none;
    font-size: 24px;
    color: var(--color-text);
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1002; /* Fica acima do menu */
}
.hamburger-btn .fa-bars { display: block; }
.hamburger-btn .fa-times { display: none; }
.hamburger-btn.active .fa-bars { display: none; }
.hamburger-btn.active .fa-times { display: block; }

/* Wrapper do Menu (Desktop) */
.header-menu-wrapper {
    display: flex;
    align-items: center;
    gap: 25px;
}
.main-nav {
    display: flex;
    gap: 25px;
}
.main-nav a {
    color: var(--color-text-light);
    font-weight: 700;
    font-size: 16px;
}
.main-nav a:hover {
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.search-bar {
    position: relative;
}
.search-bar input {
    border: 1px solid var(--color-border);
    border-radius: 20px;
    padding: 8px 15px 8px 35px; /* Espaço para o ícone */
}
/* Estilizando o botão da lupa (do header.php) */
.search-bar button {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: var(--color-text-light);
    font-size: 16px;
}
.search-bar button .fa-search {
    /* O ícone está dentro do botão */
    color: var(--color-text-light);
}


.icon-link {
    color: var(--color-text-light);
    font-size: 20px;
    position: relative;
}
.icon-link:hover {
    color: var(--color-primary);
}

/* Bolinha de Notificação */
.notification-bell .notification-dot {
    position: absolute;
    top: -3px;
    right: -5px;
    width: 10px;
    height: 10px;
    background-color: var(--color-highlight);
    border-radius: 50%;
    border: 2px solid var(--color-background);
}


/* --- 2. HERO SECTION --- */
.hero-section {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('imagem-fundo-juridica.jpg'); 
    background-size: cover;
    background-position: center;
    color: #FFFFFF;
    text-align: center;
    padding: 100px 0;
}
.hero-section h1 {
    font-size: 48px;
    color: #FFFFFF;
    margin-bottom: 10px;
}
.hero-section p {
    font-size: 20px;
    margin-bottom: 30px;
}
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}
.hero-section .btn-outline {
    border-color: #FFFFFF;
    color: #FFFFFF;
}
.hero-section .btn-outline:hover {
    background-color: #FFFFFF;
    color: var(--color-text);
}


/* --- 3. SEÇÕES DE CURSOS E LIVROS --- */
.featured-courses, .featured-books, .about-summary {
    padding: 60px 0;
}
.featured-books {
    background-color: #F9F9F9; 
}

h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 10px;
}
.featured-books p, .about-summary p {
    text-align: center;
    font-size: 18px;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto 40px auto;
}
.about-summary {
    text-align: center;
}

.course-grid, .book-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* Card de Curso */
.course-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}
.course-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.card-content {
    padding: 20px;
}
.course-card .category {
    display: inline-block;
    background-color: var(--color-border);
    color: var(--color-text-light);
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 10px;
}
.course-card h3 {
    font-size: 20px;
    margin: 10px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;  
    overflow: hidden;
    height: 56px; 
}
.course-card p {
    font-size: 15px;
    color: var(--color-text-light);
    margin-bottom: 15px;
    height: 45px; 
    overflow: hidden;
}
.price-area {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.price {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text);
}

/* Card de Livro */
.book-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}
.book-card img {
    height: 250px; 
    width: auto;
    object-fit: contain;
    margin-bottom: 15px;
}
.book-card h3 {
    font-size: 18px;
    margin-bottom: 5px;
}
.book-card .author {
    color: var(--color-text-light);
    font-size: 14px;
    display: block;
    margin-bottom: 15px;
}
.book-card .btn-secondary {
    width: 100%; 
}


/* --- 6. FOOTER --- */
.main-footer {
    background-color: var(--color-secondary);
    color: #FFFFFF;
    padding: 30px 0;
    margin-top: 40px;
}
.main-footer .container {
    text-align: center;
    color: #A0A0A0;
}
.main-footer p {
    margin: 5px 0;
}

/* --- ESTILOS GERAIS DE PÁGINAS --- */
.page-content {
    padding: 60px 0;
}

/* Link ativo no Menu */
.main-nav a.active {
    color: var(--color-primary);
}


/* --- PÁGINA "SOBRE NÓS" --- */
.about-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 40px;
}
.about-text {
    flex: 2; 
}
.about-text h1 {
    font-size: 42px;
    margin-bottom: 20px;
    color: var(--color-text);
}
.about-text p {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: 20px;
}
.about-text .highlight-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text);
    border-left: 4px solid var(--color-primary);
    padding-left: 15px;
}

.about-image {
    flex: 1; 
    position: sticky;
    top: 120px; 
}
.about-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}


/* --- PÁGINA LOGIN/CADASTRO --- */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    overflow: hidden;
}

/* Botões de alternar */
.form-toggle {
    display: flex;
}
.toggle-btn {
    flex: 1;
    padding: 20px;
    font-size: 18px;
    font-weight: 700;
    background: #F4F4F4;
    color: var(--color-text-light);
    border: none;
    border-bottom: 3px solid transparent;
    cursor: pointer;
}
.toggle-btn.active {
    background: #FFFFFF;
    color: var(--color-text);
    border-bottom: 3px solid var(--color-primary);
}

/* Formulários */
.auth-form {
    padding: 40px;
    display: none; 
}
.auth-form.active-form {
    display: block; 
}

.auth-form h2 {
    text-align: center;
    margin-bottom: 30px;
}

.auth-form fieldset {
    border: 1px solid var(--color-border);
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 20px;
}
.auth-form legend {
    padding: 0 10px;
    font-weight: 700;
    color: var(--color-text);
}

.form-group {
    margin-bottom: 20px;
    width: 100%;
}
.form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-text-light);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="tel"] {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box; 
}

/* Linha com 2 campos */
.form-group-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.auth-form .btn {
    width: 100%;
    font-size: 18px;
    padding: 15px;
}
.auth-form .forgot-password {
    display: block;
    text-align: right;
    margin-bottom: 20px;
    font-size: 14px;
}

/* --- ESTILOS DO DASHBOARD --- */
.dashboard-layout {
    background-color: #F9F9F9; 
}
.dashboard-layout .container {
    display: flex;
    gap: 30px;
    padding-top: 30px;
    padding-bottom: 30px;
}

/* Menu Lateral do Dashboard */
.dashboard-nav {
    flex-basis: 260px; 
    flex-shrink: 0;
    background: var(--color-background);
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    padding: 20px;
    height: fit-content; 
    position: sticky;
    top: 110px; 
}
.user-welcome {
    padding-bottom: 15px;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--color-border);
    font-size: 18px;
}
.dashboard-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.dashboard-nav li a {
    display: block;
    padding: 15px 20px;
    color: var(--color-text-light);
    font-weight: 700;
    font-size: 16px;
    border-radius: 5px;
    transition: all 0.3s ease;
}
.dashboard-nav li a i {
    width: 25px; 
    margin-right: 10px;
}
.dashboard-nav li a:hover {
    background-color: #F4F4F4;
    color: var(--color-text);
}
.dashboard-nav li a.active {
    background-color: var(--color-primary-dark);
    color: var(--color-background);
}
.dashboard-nav li a[href="logout.php"] {
    color: var(--color-highlight);
}

/* Conteúdo Principal do Dashboard */
.dashboard-content {
    flex: 1; 
}
.dashboard-content h1 {
    font-size: 36px;
    margin-bottom: 30px;
}
.dashboard-section {
    background: var(--color-background);
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    margin-bottom: 30px;
}
.dashboard-section h2 {
    font-size: 24px;
    text-align: left;
    margin-bottom: 10px;
}
.dashboard-section p {
    font-size: 16px;
    text-align: left;
    color: var(--color-text-light);
    margin-bottom: 20px;
}


/* --- ESTILOS DO PLAYER DO CURSO --- */
.course-player-body {
    background-color: #222; 
    overflow: hidden; 
}
.course-player-wrapper {
    display: flex;
    flex-direction: column;
    height: 100vh; 
}

/* Header do Curso */
.course-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 30px;
    background: var(--color-secondary);
    border-bottom: 1px solid #444;
    flex-shrink: 0;
}
.course-logo img {
    height: 40px;
}
.course-title-progress {
    flex: 1;
    padding: 0 30px;
    color: #FFFFFF;
}
.course-title-progress h2 {
    color: #FFFFFF;
    font-size: 18px;
    margin: 0 0 5px 0;
    text-align: left;
}
.progress-bar {
    width: 100%;
    height: 10px;
    background: #555;
    border-radius: 5px;
    overflow: hidden;
}
.progress-bar span {
    display: block;
    height: 100%;
    background: var(--color-primary);
}
.progress-text {
    font-size: 12px;
    color: #AAA;
}
.btn-outline-light {
    border-color: #FFFFFF;
    color: #FFFFFF;
}
.btn-outline-light:hover {
    background: #FFFFFF;
    color: var(--color-text);
}

/* Corpo do Curso (Menu + Conteúdo) */
.course-body {
    display: flex;
    flex: 1; 
    overflow: hidden; 
}

/* Sidebar (Syllabus) */
.course-sidebar {
    width: 320px;
    background: #2D2D2D;
    flex-shrink: 0;
    overflow-y: auto; 
    height: 100%;
}
.syllabus-list {
    list-style: none;
    padding: 10px;
    margin: 0;
}
.syllabus-module {
    margin-bottom: 5px;
}
.module-toggle {
    width: 100%;
    background: #333;
    color: #FFF;
    padding: 15px;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.module-toggle i {
    transition: transform 0.3s ease;
}
.lesson-list {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0; 
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}
.lesson-list.expanded {
    max-height: 1000px; 
}
.syllabus-lesson a {
    display: block;
    color: #AAA;
    padding: 12px 15px 12px 25px; 
    border-bottom: 1px solid #333;
}
.syllabus-lesson a:hover {
    background: #444;
    color: #FFF;
}
.syllabus-lesson.active a {
    background: #555;
    color: var(--color-primary);
    font-weight: 700;
}
.syllabus-lesson a i {
    width: 20px;
    margin-right: 10px;
}
.syllabus-quiz {
    display: block;
    background: var(--color-primary-dark);
    color: var(--color-text);
    padding: 15px;
    text-align: center;
    font-weight: 700;
    font-size: 16px;
    border-radius: 5px;
}

/* Conteúdo da Aula */
.course-content {
    flex: 1;
    background: var(--color-background);
    overflow-y: auto; 
    height: 100%;
    padding: 30px;
}
.lesson-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 20px;
    margin-bottom: 20px;
}
.lesson-header h1 {
    font-size: 32px;
    margin: 0;
}
.lesson-media {
    position: relative;
    padding-bottom: 56.25%; 
    height: 0;
    overflow: hidden;
    margin-bottom: 30px;
}
.lesson-media iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Anti-Cópia (Classe CSS) */
.no-copy {
    user-select: none; 
    -webkit-user-select: none; 
    -moz-user-select: none; 
    -ms-user-select: none; 
}

.lesson-text-wrapper {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-light);
}
.lesson-text-wrapper h2 {
    font-size: 24px;
    color: var(--color-text);
    text-align: left;
    margin-top: 20px;
    margin-bottom: 15px;
}
.lesson-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    border-top: 1px solid var(--color-border);
    padding-top: 20px;
}
.btn.disabled {
    pointer-events: none;
    background: var(--color-border);
    color: #AAA;
}

/* Botão Flutuante IA */
.ia-chat-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--color-primary);
    color: var(--color-text);
    padding: 15px 20px;
    border-radius: 30px;
    border: none;
    font-size: 16px;
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    cursor: pointer;
    z-index: 1001;
}

/* Estilos de Impressão (Solicitado) */
@media print {
    .course-header, .course-sidebar, .lesson-header button, .lesson-media, .lesson-nav, .ia-chat-button {
        display: none !important;
    }
    .course-body, .course-content {
        display: block;
        width: 100%;
        padding: 0;
        margin: 0;
        overflow: visible;
        height: auto;
    }
    .lesson-header h1 {
        font-size: 24pt; 
    }
    .lesson-text-wrapper {
        font-size: 12pt;
        color: #000;
    }
    .no-copy {
        user-select: auto;
    }
}


/* --- MENSAGENS DE FEEDBACK (LOGIN/CADASTRO) --- */
.msg-sucesso,
.msg-erro {
    padding: 15px;
    margin: 0 40px 20px 40px; 
    border-radius: 5px;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
}

.msg-sucesso {
    background-color: #EAF7E9; 
    color: #3B7F39;
    border: 1px solid #A6DCA3;
}

.msg-erro {
    background-color: #FDECEA; 
    color: var(--color-highlight);
    border: 1px solid #F5B0B0;
}

/* --- ESTILOS DO CHECKOUT --- */
.checkout-container {
    max-width: 900px;
}
.checkout-container h1 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
}
.checkout-wrapper {
    display: flex;
    gap: 40px;
}
.checkout-summary {
    flex: 1;
}
.checkout-summary h3 {
    font-size: 22px;
    margin-bottom: 20px;
}
.checkout-summary .course-card {
    transform: none;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}
.checkout-summary .course-card:hover {
    transform: none;
}

.checkout-payment {
    flex: 1.5;
}
.checkout-payment h3 {
    font-size: 22px;
    margin-bottom: 20px;
}
.payment-box {
    background: #F9F9F9;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}
.payment-box h4 {
    margin: 0 0 15px 0;
    font-size: 18px;
}
.payment-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.payment-box li {
    margin-bottom: 10px;
    font-size: 16px;
    color: var(--color-text-light);
}
.payment-box li strong {
    color: var(--color-text);
    min-width: 120px;
    display: inline-block;
}
.payment-note {
    font-size: 14px;
    color: var(--color-text-light);
    font-style: italic;
}
.btn-large {
    width: 100%;
    padding: 20px;
    font-size: 18px;
    margin-top: 10px;
}

/* --- PÁGINA DE SUCESSO (PEDIDO CONCLUÍDO) --- */
.text-center-container {
    text-align: center;
    max-width: 600px;
    padding: 40px 0;
}
.success-icon {
    font-size: 80px;
    color: var(--admin-success, #27AE60); 
    margin-bottom: 20px;
}
.text-center-container h1 {
    font-size: 36px;
    margin-bottom: 15px;
}
.text-center-container .lead {
    font-size: 20px;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

/* --- ESTILOS DO BLOG --- */

.page-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 10px;
}
.page-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: 40px;
}

/* Grade do Blog */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.post-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.post-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}
.post-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}
.post-card .card-content {
    padding: 20px;
}
.post-card .post-meta {
    display: block;
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 10px;
}
.post-card h3 {
    font-size: 20px;
    margin: 0 0 15px 0;
    line-height: 1.4;
}
.post-card h3 a {
    color: var(--color-text);
}
.post-card h3 a:hover {
    color: var(--color-primary);
}


/* --- PÁGINA DO ARTIGO INDIVIDUAL --- */
.artigo-container {
    max-width: 800px; 
}
.artigo-header {
    text-align: center;
    margin-bottom: 30px;
}
.artigo-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
}
.artigo-header .post-meta {
    font-size: 16px;
    color: var(--color-text-light);
    font-style: italic;
}

.artigo-imagem {
    width: 100%;
    margin-bottom: 30px;
}
.artigo-imagem img {
    width: 100%;
    border-radius: 8px;
}

/* Estilos do conteúdo do artigo */
.artigo-conteudo {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text);
}
.artigo-conteudo p {
    margin-bottom: 20px;
}
.artigo-conteudo h2, 
.artigo-conteudo h3 {
    margin-top: 30px;
    margin-bottom: 15px;
}
.artigo-conteudo ul,
.artigo-conteudo ol {
    margin-bottom: 20px;
    padding-left: 30px;
}
.artigo-conteudo blockquote {
    border-left: 4px solid var(--color-primary);
    padding-left: 20px;
    margin: 25px 0;
    font-style: italic;
    color: var(--color-text-light);
}

/* Caixa de Chamada para Ação (CTA) */
.cta-box {
    background: #F9F9F9;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    margin-top: 40px;
}
.cta-box h3 {
    font-size: 24px;
    margin: 0 0 10px 0;
}
.cta-box p {
    font-size: 18px;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

/* --- ESTILOS DA PÁGINA DE CONTATO --- */
.contact-wrapper {
    display: flex;
    gap: 40px;
    background: var(--color-background);
    padding: 30px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
}

.contact-form-container {
    flex: 2; 
}
.contact-form-container .auth-form {
    padding: 0;
    box-shadow: none;
    border: none;
}
.contact-form-container .auth-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box;
    font-family: var(--font-main);
}
.contact-form-container .auth-form button {
    width: auto;
}

.contact-info {
    flex: 1; 
    padding-left: 30px;
    border-left: 1px solid var(--color-border);
}
.contact-info h3 {
    font-size: 22px;
    margin-bottom: 20px;
}
.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}
.info-item i {
    font-size: 20px;
    color: var(--color-primary);
    margin-top: 5px;
}
.info-item strong {
    font-size: 16px;
    color: var(--color-text);
}
.info-item p {
    font-size: 15px;
    color: var(--color-text-light);
    margin: 0;
}

/* --- ESTILOS DE PROGRESSO DO CURSO --- */
.syllabus-lesson a i.icon-concluida {
    color: var(--admin-success, #27AE60); 
}

.aula-concluida-aviso {
    margin-left: auto;
    font-size: 18px;
    font-weight: 700;
    color: var(--admin-success, #27AE60);
}
.aula-concluida-aviso i {
    margin-right: 8px;
}

/* --- ESTILOS DO QUIZ (FAZER PROVA) --- */
.quiz-question-box {
    background: #F9F9F9;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
}
.quiz-question-title {
    font-size: 18px;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 15px;
    margin: 0 0 15px 0;
}
.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.quiz-option {
    padding: 10px;
    border-radius: 5px;
    transition: background 0.3s ease;
}
.quiz-option:hover {
    background: #EFEFEF;
}
.quiz-option input[type="radio"] {
    margin-right: 10px;
    transform: scale(1.1);
}
.quiz-option label {
    font-size: 16px;
    color: var(--color-text-light);
}
.quiz-option input[type="radio"]:checked + label {
    color: var(--color-text);
    font-weight: 700;
}

/* --- ESTILOS DE TÍTULO DE PÁGINA (Reutilizado) --- */
.page-title {
    font-size: 36px;
    text-align: center;
    margin-bottom: 10px;
}
.page-subtitle {
    font-size: 18px;
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: 40px;
}

/* --- ESTILO DE TABELA DE DADOS (Dashboard) --- */
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th, 
.data-table td {
    padding: 15px;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
}
.data-table th {
    background: #F9F9F9;
}
.data-table tbody tr:hover {
    background: #FCFCFC;
}

/* Status (Pendente) */
.status-pending {
    background: var(--admin-pending, #E67E22); 
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: bold;
}
/* Status (Concluído) */
.status-concluido {
    background: var(--admin-success, #27AE60); 
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: bold;
}


/* ====================================================================== */
/* --- 7. AJUSTES PARA MOBILE (RESPONSIVO) --- */
/* ====================================================================== */

@media (max-width: 992px) { /* Tablet e Celulares Maiores */

    /* --- HEADER (Hamburger) --- */
    .main-header .container {
        flex-wrap: wrap; /* Permite que o menu quebre a linha */
        position: relative; /* Necessário para o menu absoluto */
    }

    /* Mostra o botão hamburger */
    .hamburger-btn {
        display: block; 
    }
    
    /* Esconde o menu e formata ele para mobile */
    .header-menu-wrapper {
        display: none; /* Escondido por padrão */
        flex-direction: column;
        width: 100%;
        background: var(--color-background);
        
        /* Posicionamento do menu dropdown */
        position: absolute;
        top: 80px; /* Altura do header (aprox.) */
        left: 0;
        z-index: 999;
        
        box-shadow: 0 10px 10px rgba(0,0,0,0.05);
        border-top: 1px solid var(--color-border);
        border-bottom: 1px solid var(--color-border);
    }
    
    /* A classe 'active' (colocada pelo JS) mostra o menu */
    .header-menu-wrapper.active {
        display: flex;
    }
    
    /* Formata os itens dentro do menu mobile */
    .main-nav {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }
    .main-nav a {
        padding: 15px 20px;
        border-bottom: 1px solid var(--color-border);
    }
    
    .header-actions {
        flex-direction: column;
        width: 100%;
        gap: 20px;
        padding: 20px; /* Espaçamento interno para os botões e busca */
    }
    .search-bar { width: 100%; }
    .search-bar input { width: 100%; box-sizing: border-box; }
    .header-actions .btn { 
        width: 100%; 
        box-sizing: border-box;
    }


    /* --- GRIDS (Força 1 coluna) --- */
    .course-grid, .book-grid {
        grid-template-columns: 1fr; /* Força 1 coluna */
    }
    
    /* --- PÁGINAS COM FLEX (Empilhar) --- */
    .about-wrapper, .checkout-wrapper, .contact-wrapper {
        flex-direction: column;
    }
    .about-image { 
        position: static; /* Remove o "sticky" */
        flex: 1;
    }
    .contact-info {
        border-left: none;
        border-top: 1px solid var(--color-border);
        padding-left: 0;
        padding-top: 20px;
    }
    
    /* --- DASHBOARD (Empilhar) --- */
    .dashboard-layout .container {
        flex-direction: column;
    }
    .dashboard-nav {
        width: 100%;
        position: static; /* Remove o "sticky" */
        flex-basis: auto;
    }

    /* --- TÍTULOS --- */
    .hero-section h1 { font-size: 32px; }
    h1, .page-title, .artigo-header h1 { font-size: 28px; }
    h2 { font-size: 24px; }
    
    /* --- Formulário de Login --- */
    .form-group-row {
        flex-direction: column;
        gap: 0; /* Remove gap para não somar com margin */
    }
}

@media (max-width: 768px) { /* Apenas Celulares */
    
    .page-content {
        padding: 30px 0;
    }
    
    /* --- Botões do Hero --- */
    .hero-buttons {
        flex-direction: column;
    }
    .hero-buttons .btn {
        width: 80%;
        margin: 0 auto;
    }

    /* --- PLAYER DO CURSO (Ajuste drástico) --- */
    .course-player-wrapper {
        height: auto; /* Remove 100vh */
    }
    .course-body {
        flex-direction: column;
        height: auto; /* Remove altura fixa */
    }
    .course-sidebar {
        width: 100%;
        height: 350px; /* Altura fixa para o menu de aulas, com scroll */
        flex-shrink: 0;
    }
    .course-content {
        height: auto; /* Permite scroll do conteúdo */
        padding: 20px;
    }
    .course-header {
        flex-direction: column;
        gap: 15px;
        padding: 15px;
    }
    .lesson-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    .lesson-header h1 {
        font-size: 24px;
    }
    
    /* --- Tabelas (Dashboard) --- */
    .dashboard-section {
        overflow-x: auto; /* Adiciona scroll horizontal na tabela */
    }
    .data-table {
        min-width: 600px; /* Força a tabela a ter uma largura */
    }
    
    /* --- Formulário de Login --- */
    .auth-form {
        padding: 20px; /* Menos padding no celular */
    }
    .msg-sucesso, .msg-erro {
        margin: 0 20px 20px 20px;
    }
}