/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0D6EFD;
    --primary-hover: #0B5ED7;
    --text-color: #212529;
    --bg-color: #ffffff;
    --border-color: #dee2e6;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-bg: #f8f9fa;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    background-color: var(--primary-color);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s;
}

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

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-brand i {
    margin-right: 0.5rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    background-color: rgba(255,255,255,0.2);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.btn-nav {
    background-color: rgba(255,255,255,0.2);
}

.btn-nav.btn-outline {
    background-color: transparent;
    border: 1px solid white;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
.section {
    padding: 3rem 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
}

.bg-light {
    background-color: var(--light-bg);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s;
}

.btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Cards */
.curso-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.curso-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.curso-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.curso-thumb-placeholder {
    width: 100%;
    height: 200px;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-color);
}

.curso-card-body {
    padding: 1.5rem;
}

.curso-card-body h3 {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.curso-card-body p {
    color: #6c757d;
    margin-bottom: 1rem;
}

/* Grids */
.cursos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.depoimentos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.depoimento-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.depoimento-stars {
    color: #ffc107;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.depoimento-texto {
    font-style: italic;
    margin-bottom: 1rem;
    color: #6c757d;
}

.depoimento-autor {
    font-weight: bold;
    color: var(--text-color);
}

.depoimento-data {
    display: block;
    color: #6c757d;
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
}

.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: #6c757d;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
    border: 1px solid #badbcc;
}

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
    border: 1px solid #f5c2c7;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
    border: 1px solid #b6effb;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

/* Content Box */
.content-box {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.content-box h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-box h2:first-child {
    margin-top: 0;
}

.content-box ul {
    margin-left: 2rem;
    margin-top: 1rem;
}

.content-box li {
    margin-bottom: 0.5rem;
}

/* Curso Detalhes */
.curso-detalhes {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.curso-detalhes-img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.modulo-box {
    background: var(--light-bg);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.modulo-box h3 {
    margin-bottom: 1rem;
}

.aulas-list {
    list-style: none;
    margin-left: 0;
}

.aulas-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.aulas-list li:last-child {
    border-bottom: none;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    border-radius: 4px;
    background-color: var(--primary-color);
    color: white;
}

/* Footer */
.footer {
    background-color: #212529;
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-muted {
    color: #6c757d;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

code {
    background-color: var(--light-bg);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

/* Benefícios */
.beneficios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.beneficio-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.beneficio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

.beneficio-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.beneficio-card h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.beneficio-card p {
    color: #6c757d;
    line-height: 1.6;
}

/* Valores */
.valores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.valor-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    text-align: center;
}

.valor-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
}

.valor-card h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.valor-card ul {
    text-align: left;
    list-style: none;
    margin: 1rem 0 0 0;
}

.valor-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.valor-card li:last-child {
    border-bottom: none;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--light-bg);
    border-radius: 8px;
}

.feature-item i {
    color: var(--success-color);
    font-size: 1.2rem;
}

/* Modal */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    overflow-y: auto;
}

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0,0,0,0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.modal-close:hover {
    background: rgba(0,0,0,0.2);
}

.modal-thumbnail {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
}

.modal-body {
    padding: 2rem;
}

.modal-body h2 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.modal-descricao {
    color: #6c757d;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.modal-body h3 {
    margin: 2rem 0 1rem;
    color: var(--text-color);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* Auth Pages */
.auth-page {
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
    padding: 3rem 0;
}

.auth-container {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.auth-box {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.auth-header p {
    color: #6c757d;
}

.auth-form .form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.auth-form .form-group label i {
    color: var(--primary-color);
}

.form-check {
    display: flex;
    align-items: center;
}

.form-check label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Rating Input */
.rating-input {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    gap: 0.5rem;
}

.rating-input input[type="radio"] {
    display: none;
}

.rating-input label {
    cursor: pointer;
    font-size: 2rem;
    color: #ddd;
    transition: color 0.2s;
}

.rating-input input[type="radio"]:checked ~ label,
.rating-input label:hover,
.rating-input label:hover ~ label {
    color: #ffc107;
}

/* Certificado */
.certificado-form {
    margin-bottom: 2rem;
}

.certificado-resultado {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.certificado-valido {
    text-align: center;
}

.certificado-valido .certificado-header {
    color: var(--success-color);
    margin-bottom: 2rem;
}

.certificado-valido .certificado-header i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.certificado-valido .certificado-header h2 {
    color: var(--success-color);
    font-size: 2rem;
}

.certificado-revogado {
    text-align: center;
}

.certificado-revogado .certificado-header {
    color: var(--danger-color);
    margin-bottom: 2rem;
}

.certificado-revogado .certificado-header i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.certificado-revogado .certificado-header h2 {
    color: var(--danger-color);
    font-size: 2rem;
}

.certificado-nao-encontrado {
    text-align: center;
}

.certificado-nao-encontrado .certificado-header {
    color: var(--warning-color);
    margin-bottom: 2rem;
}

.certificado-nao-encontrado .certificado-header i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.certificado-info {
    background: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    margin: 2rem 0;
    text-align: left;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item strong {
    color: var(--text-color);
}

.info-item span,
.info-item code {
    color: #6c757d;
}

/* Paginação */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1rem;
}

.pagination span {
    color: #6c757d;
}

/* Buttons Extras */
.btn-outline {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}

.btn-outline:hover {
    background-color: white;
    color: var(--primary-color);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.form-control-lg {
    padding: 1rem;
    font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--primary-color);
        flex-direction: column;
        padding: 1rem;
        gap: 0.5rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .beneficios-grid,
    .valores-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-box {
        padding: 2rem;
    }
    
    .modal-content {
        margin: 1rem;
        max-height: 95vh;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }

    .cursos-grid,
    .depoimentos-grid {
        grid-template-columns: 1fr;
    }

    .curso-detalhes {
        grid-template-columns: 1fr;
    }
}