/* DigitalEDU Cursos - Estilos Frontend */

:root {
    --digitaledu-primary: #002f77;
    --digitaledu-secondary: #1d9500;
    --digitaledu-accent: #0041a0;
    --digitaledu-light: #f0f4ef;
    --digitaledu-dark: #001a4d;
    --digitaledu-text: #212529;
    --digitaledu-muted: #6c757d;
    --digitaledu-border: #e9ecef;
    --digitaledu-shadow: 0 2px 10px rgba(0, 47, 119, 0.1);
    --digitaledu-radius: 12px;
    --digitaledu-transition: all 0.3s ease;
}

/* Reset para cursos */
.digitaledu-cursos * {
    box-sizing: border-box;
}

.digitaledu-cursos {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--digitaledu-text);
}

/* Cards de Cursos */
.digitaledu-cursos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.digitaledu-curso-card {
    background: #fff;
    border-radius: var(--digitaledu-radius);
    box-shadow: var(--digitaledu-shadow);
    overflow: hidden;
    transition: var(--digitaledu-transition);
    border: 1px solid var(--digitaledu-border);
}

.digitaledu-curso-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 47, 119, 0.15);
}

.digitaledu-curso-banner {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--digitaledu-primary), var(--digitaledu-secondary));
}

.digitaledu-curso-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.digitaledu-curso-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 47, 119, 0.8), rgba(29, 149, 0, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--digitaledu-transition);
}

.digitaledu-curso-card:hover .digitaledu-curso-banner-overlay {
    opacity: 1;
}

.digitaledu-curso-play-btn {
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--digitaledu-primary);
    cursor: pointer;
    transition: var(--digitaledu-transition);
}

.digitaledu-curso-play-btn:hover {
    background: #fff;
    transform: scale(1.1);
}

.digitaledu-curso-content {
    padding: 1.5rem;
}

.digitaledu-curso-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--digitaledu-text);
    line-height: 1.3;
}

.digitaledu-curso-summary {
    color: var(--digitaledu-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.digitaledu-curso-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: var(--digitaledu-muted);
}

.digitaledu-curso-meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.digitaledu-curso-meta-item i {
    font-size: 0.9rem;
}

.digitaledu-curso-instructor {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.digitaledu-curso-instructor-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.digitaledu-curso-instructor-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--digitaledu-text);
}

.digitaledu-curso-price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.digitaledu-curso-price-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--digitaledu-secondary);
}

.digitaledu-curso-price-free {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--digitaledu-muted);
}

.digitaledu-curso-actions {
    display: flex;
    gap: 0.75rem;
}

.digitaledu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--digitaledu-transition);
    min-height: 44px;
}

.digitaledu-btn-primary {
    background: linear-gradient(135deg, var(--digitaledu-primary), var(--digitaledu-accent));
    color: #fff;
    flex: 1;
}

.digitaledu-btn-primary:hover {
    background: linear-gradient(135deg, var(--digitaledu-accent), var(--digitaledu-primary));
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 47, 119, 0.3);
}

.digitaledu-btn-secondary {
    background: transparent;
    color: var(--digitaledu-primary);
    border: 2px solid var(--digitaledu-primary);
}

.digitaledu-btn-secondary:hover {
    background: var(--digitaledu-primary);
    color: #fff;
}

.digitaledu-btn-success {
    background: linear-gradient(135deg, var(--digitaledu-secondary), #26b300);
    color: #fff;
}

.digitaledu-btn-success:hover {
    background: linear-gradient(135deg, #26b300, var(--digitaledu-secondary));
}

/* Landing Page do Curso */
.digitaledu-curso-landing {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.digitaledu-curso-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
    align-items: center;
}

.digitaledu-curso-hero-video {
    position: relative;
    border-radius: var(--digitaledu-radius);
    overflow: hidden;
    box-shadow: var(--digitaledu-shadow);
}

.digitaledu-curso-hero-video iframe,
.digitaledu-curso-hero-video video {
    width: 100%;
    height: 300px;
    border: none;
}

.digitaledu-curso-hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--digitaledu-text);
    line-height: 1.2;
}

.digitaledu-curso-hero-summary {
    font-size: 1.1rem;
    color: var(--digitaledu-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.digitaledu-curso-hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.digitaledu-curso-hero-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--digitaledu-light);
    border-radius: 8px;
}

.digitaledu-curso-hero-meta-item i {
    font-size: 1.2rem;
    color: var(--digitaledu-primary);
}

.digitaledu-curso-hero-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--digitaledu-secondary);
    margin-bottom: 1rem;
}

/* Player de Curso */
.digitaledu-curso-player {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.digitaledu-curso-video-container {
    background: #000;
    border-radius: var(--digitaledu-radius);
    overflow: hidden;
    position: relative;
}

.digitaledu-curso-video {
    width: 100%;
    height: 500px;
    border: none;
}

.digitaledu-curso-sidebar {
    background: #fff;
    border-radius: var(--digitaledu-radius);
    box-shadow: var(--digitaledu-shadow);
    padding: 1.5rem;
    height: fit-content;
}

.digitaledu-curso-progress {
    margin-bottom: 2rem;
}

.digitaledu-curso-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--digitaledu-border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.digitaledu-curso-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--digitaledu-primary), var(--digitaledu-secondary));
    transition: width 0.3s ease;
}

.digitaledu-curso-progress-text {
    font-size: 0.9rem;
    color: var(--digitaledu-muted);
    text-align: center;
}

.digitaledu-curso-modules {
    margin-bottom: 2rem;
}

.digitaledu-curso-module {
    margin-bottom: 1rem;
}

.digitaledu-curso-module-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    background: var(--digitaledu-light);
    border-radius: 8px;
    cursor: pointer;
    transition: var(--digitaledu-transition);
}

.digitaledu-curso-module-header:hover {
    background: #e8f0fe;
}

.digitaledu-curso-module-title {
    font-weight: 600;
    color: var(--digitaledu-text);
}

.digitaledu-curso-module-toggle {
    transition: transform 0.3s ease;
}

.digitaledu-curso-module.open .digitaledu-curso-module-toggle {
    transform: rotate(180deg);
}

.digitaledu-curso-lessons {
    padding: 0 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.digitaledu-curso-module.open .digitaledu-curso-lessons {
    max-height: 1000px;
}

.digitaledu-curso-lesson {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--digitaledu-border);
    cursor: pointer;
    transition: var(--digitaledu-transition);
}

.digitaledu-curso-lesson:hover {
    background: #f8f9fa;
    padding-left: 0.5rem;
}

.digitaledu-curso-lesson.active {
    background: #e3f2fd;
    border-left: 4px solid var(--digitaledu-primary);
    padding-left: 0.5rem;
}

.digitaledu-curso-lesson-completed {
    color: var(--digitaledu-secondary);
}

.digitaledu-curso-lesson-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--digitaledu-border);
    color: var(--digitaledu-muted);
    font-size: 0.8rem;
}

.digitaledu-curso-lesson.completed .digitaledu-curso-lesson-icon {
    background: var(--digitaledu-secondary);
    color: #fff;
}

.digitaledu-curso-lesson-title {
    flex: 1;
    font-size: 0.9rem;
    color: var(--digitaledu-text);
}

.digitaledu-curso-lesson-duration {
    font-size: 0.8rem;
    color: var(--digitaledu-muted);
}

/* Formulários */
.digitaledu-form {
    background: #fff;
    border-radius: var(--digitaledu-radius);
    box-shadow: var(--digitaledu-shadow);
    padding: 2rem;
    margin: 2rem 0;
}

.digitaledu-form-group {
    margin-bottom: 1.5rem;
}

.digitaledu-form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--digitaledu-text);
}

.digitaledu-form-input,
.digitaledu-form-textarea,
.digitaledu-form-select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--digitaledu-border);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--digitaledu-transition);
}

.digitaledu-form-input:focus,
.digitaledu-form-textarea:focus,
.digitaledu-form-select:focus {
    outline: none;
    border-color: var(--digitaledu-primary);
    box-shadow: 0 0 0 3px rgba(0, 47, 119, 0.1);
}

.digitaledu-form-textarea {
    min-height: 120px;
    resize: vertical;
}

.digitaledu-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Estados de Loading */
.digitaledu-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--digitaledu-muted);
}

.digitaledu-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--digitaledu-border);
    border-top: 2px solid var(--digitaledu-primary);
    border-radius: 50%;
    animation: digitaledu-spin 1s linear infinite;
    margin-right: 0.5rem;
}

@keyframes digitaledu-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Mensagens */
.digitaledu-message {
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-weight: 500;
}

.digitaledu-message-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.digitaledu-message-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.digitaledu-message-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.digitaledu-message-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Responsividade */
@media (max-width: 768px) {
    .digitaledu-cursos-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .digitaledu-curso-hero {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .digitaledu-curso-hero h1 {
        font-size: 2rem;
    }
    
    .digitaledu-curso-player {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .digitaledu-curso-video {
        height: 250px;
    }
    
    .digitaledu-form-row {
        grid-template-columns: 1fr;
    }
    
    .digitaledu-curso-actions {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .digitaledu-curso-content {
        padding: 1rem;
    }
    
    .digitaledu-form {
        padding: 1rem;
    }
    
    .digitaledu-curso-hero h1 {
        font-size: 1.75rem;
    }
    
    .digitaledu-curso-hero-price {
        font-size: 1.5rem;
    }
}

/* Páginas de Curso */
.digitaledu-page-wrapper {
    padding: 20px 0;
}

.digitaledu-lesson-page {
    max-width: 1200px;
    margin: 0 auto;
}

.digitaledu-lesson-header {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.digitaledu-lesson-breadcrumb {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 14px;
}

.digitaledu-lesson-breadcrumb a {
    color: #0073aa;
    text-decoration: none;
}

.digitaledu-breadcrumb-separator {
    margin: 0 10px;
    color: #666;
}

.digitaledu-lesson-progress {
    display: flex;
    align-items: center;
    gap: 15px;
}

.digitaledu-progress-bar {
    flex: 1;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
}

.digitaledu-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #0073aa, #00a0d2);
    transition: width 0.3s ease;
}

.digitaledu-progress-text {
    font-size: 14px;
    color: #666;
    white-space: nowrap;
}

.digitaledu-lesson-content {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 20px;
}

.digitaledu-lesson-main {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.digitaledu-lesson-video {
    position: relative;
    width: 100%;
    height: 400px;
    background: #000;
}

.digitaledu-video-container {
    width: 100%;
    height: 100%;
}

.digitaledu-video-container iframe,
.digitaledu-video-container video {
    width: 100%;
    height: 100%;
    border: none;
}

.digitaledu-lesson-info {
    padding: 20px;
}

.digitaledu-lesson-title {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.digitaledu-lesson-description,
.digitaledu-lesson-content-text {
    margin-bottom: 20px;
    line-height: 1.6;
    color: #666;
}

.digitaledu-lesson-attachments {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

.digitaledu-lesson-attachments h3 {
    margin-bottom: 15px;
    color: #333;
}

.digitaledu-attachments-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.digitaledu-attachment {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 4px;
    text-decoration: none;
    color: #0073aa;
    transition: background 0.3s ease;
}

.digitaledu-attachment:hover {
    background: #e9ecef;
}

.digitaledu-attachment i {
    margin-right: 10px;
}

.digitaledu-lesson-navigation {
    display: flex;
    justify-content: space-between;
    padding: 20px;
    background: #f8f9fa;
    border-top: 1px solid #e0e0e0;
}

.digitaledu-lesson-sidebar {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    height: fit-content;
}

.digitaledu-course-modules h3 {
    margin-bottom: 15px;
    color: #333;
}

.digitaledu-module {
    margin-bottom: 20px;
}

.digitaledu-module-title {
    font-size: 16px;
    margin-bottom: 10px;
    color: #333;
    display: flex;
    align-items: center;
}

.digitaledu-module-title i {
    margin-right: 8px;
    color: #0073aa;
}

.digitaledu-module-lessons {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.digitaledu-lesson-item {
    display: flex;
    align-items: center;
    padding: 8px 12px;
    text-decoration: none;
    color: #666;
    border-radius: 4px;
    transition: all 0.3s ease;
    position: relative;
}

.digitaledu-lesson-item:hover {
    background: #f8f9fa;
    color: #0073aa;
}

.digitaledu-lesson-item.current {
    background: #0073aa;
    color: #fff;
}

.digitaledu-lesson-item.completed {
    color: #28a745;
}

.digitaledu-lesson-item i {
    margin-right: 8px;
}

.digitaledu-current-indicator {
    margin-left: auto;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

/* Responsive para páginas de curso */
@media (max-width: 768px) {
    .digitaledu-lesson-content {
        grid-template-columns: 1fr;
    }
    
    .digitaledu-lesson-sidebar {
        order: -1;
    }
    
    .digitaledu-lesson-navigation {
        flex-direction: column;
        gap: 10px;
    }
}

/* Modal de Curso */
.digitaledu-course-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
}

.digitaledu-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    cursor: pointer;
}

.digitaledu-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    border-radius: 8px;
    max-width: 90%;
    max-height: 90%;
    width: 800px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.digitaledu-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #eee;
    background: #f8f9fa;
}

.digitaledu-modal-header h2 {
    margin: 0;
    color: #333;
    font-size: 1.5rem;
}

.digitaledu-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.3s;
}

.digitaledu-modal-close:hover {
    background: #e9ecef;
}

.digitaledu-modal-body {
    padding: 20px;
    max-height: 70vh;
    overflow-y: auto;
}

/* Loading */
.digitaledu-loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 9998;
    display: none;
    align-items: center;
    justify-content: center;
}

.digitaledu-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #007cba;
    border-radius: 50%;
    animation: digitaledu-spin 1s linear infinite;
}

@keyframes digitaledu-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}