/**
 * Virtus Integration Bridge - Frontend Styles
 * Estilos otimizados para integração perfeita com os HTMLs originais
 */

/* Reset e base */
.virtus-areas-html-container *,
.virtus-cursos-html-container * {
    box-sizing: border-box;
}

.virtus-areas-html-container,
.virtus-cursos-html-container {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Variáveis CSS para consistência */
:root {
    --virtus-primary-green: #28a745;
    --virtus-primary-green-hover: #218838;
    --virtus-border-color: #e9ecef;
    --virtus-text-dark: #333;
    --virtus-text-muted: #6c757d;
    --virtus-white: #ffffff;
    --virtus-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --virtus-shadow-hover: 0 8px 25px rgba(40, 167, 69, 0.15);
    --virtus-border-radius: 8px;
    --virtus-transition: all 0.3s ease;
}

/* Estilos para áreas */
.virtus-areas-html-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: transparent;
}

.virtus-areas-html-container .loading-message {
    text-align: center;
    padding: 40px;
    color: var(--virtus-text-muted);
    font-size: 1.1rem;
    background: var(--virtus-white);
    border-radius: var(--virtus-border-radius);
    box-shadow: var(--virtus-shadow);
}

.virtus-areas-html-container .areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.virtus-areas-html-container .area-card {
    background: var(--virtus-white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--virtus-shadow);
    transition: var(--virtus-transition);
    border: 1px solid var(--virtus-border-color);
    text-align: center;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.virtus-areas-html-container .area-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--virtus-primary-green);
}

.virtus-areas-html-container .area-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--virtus-shadow-hover);
}

.virtus-areas-html-container .area-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--virtus-primary-green), var(--virtus-primary-green-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--virtus-white);
}

.virtus-areas-html-container .area-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--virtus-text-dark);
    margin-bottom: 15px;
    line-height: 1.3;
}

.virtus-areas-html-container .area-description {
    color: var(--virtus-text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.virtus-areas-html-container .course-count {
    display: inline-block;
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.virtus-areas-html-container .area-button {
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    border: none;
    padding: 12px 30px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--virtus-transition);
    text-decoration: none;
    display: inline-block;
    width: 100%;
}

.virtus-areas-html-container .area-button:hover {
    background: var(--virtus-primary-green-hover);
    transform: translateY(-2px);
    color: var(--virtus-white);
    text-decoration: none;
}

.virtus-areas-html-container .error-message {
    text-align: center;
    padding: 40px;
    color: #dc3545;
    font-size: 1.1rem;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: var(--virtus-border-radius);
    margin: 20px 0;
}

/* Estilos para cursos */
.virtus-cursos-html-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background-color: transparent;
}

.virtus-cursos-html-container .breadcrumb {
    background: var(--virtus-white);
    padding: 15px 20px;
    border-radius: var(--virtus-border-radius);
    margin-bottom: 20px;
    box-shadow: var(--virtus-shadow);
    font-size: 0.9rem;
    color: var(--virtus-text-muted);
}

.virtus-cursos-html-container .breadcrumb a {
    color: var(--virtus-primary-green);
    text-decoration: none;
}

.virtus-cursos-html-container .breadcrumb a:hover {
    text-decoration: underline;
}

.virtus-cursos-html-container .filters-section {
    background: var(--virtus-white);
    padding: 20px;
    border-radius: var(--virtus-border-radius);
    margin-bottom: 30px;
    box-shadow: var(--virtus-shadow);
}

.virtus-cursos-html-container .filters-row {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.virtus-cursos-html-container .search-input {
    flex: 1;
    min-width: 250px;
    padding: 12px 15px;
    border: 2px solid var(--virtus-border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.virtus-cursos-html-container .search-input:focus {
    outline: none;
    border-color: var(--virtus-primary-green);
}

.virtus-cursos-html-container .area-select {
    padding: 12px 15px;
    border: 2px solid var(--virtus-border-color);
    border-radius: 6px;
    font-size: 1rem;
    background: var(--virtus-white);
    min-width: 200px;
    cursor: pointer;
}

.virtus-cursos-html-container .clear-filters-btn {
    background: var(--virtus-text-muted);
    color: var(--virtus-white);
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.virtus-cursos-html-container .clear-filters-btn:hover {
    background: #5a6268;
}

.virtus-cursos-html-container .results-info {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: var(--virtus-text-muted);
    background: var(--virtus-white);
    padding: 15px 20px;
    border-radius: var(--virtus-border-radius);
    box-shadow: var(--virtus-shadow);
}

.virtus-cursos-html-container .area-highlight {
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-left: 10px;
}

.virtus-cursos-html-container .courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.virtus-cursos-html-container .course-card {
    background: var(--virtus-white);
    border-radius: var(--virtus-border-radius);
    padding: 25px;
    box-shadow: var(--virtus-shadow);
    transition: var(--virtus-transition);
    border-left: 4px solid var(--virtus-primary-green);
}

.virtus-cursos-html-container .course-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--virtus-shadow-hover);
}

.virtus-cursos-html-container .course-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--virtus-text-dark);
    margin-bottom: 10px;
    line-height: 1.3;
}

.virtus-cursos-html-container .course-area {
    display: inline-block;
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.virtus-cursos-html-container .course-description {
    color: var(--virtus-text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.virtus-cursos-html-container .course-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.virtus-cursos-html-container .course-duracao,
.virtus-cursos-html-container .course-modalidade {
    font-size: 0.85rem;
    color: var(--virtus-text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

.virtus-cursos-html-container .course-button {
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--virtus-transition);
    text-decoration: none;
    display: inline-block;
    width: 100%;
    text-align: center;
}

.virtus-cursos-html-container .course-button:hover {
    background: var(--virtus-primary-green-hover);
    transform: translateY(-2px);
    color: var(--virtus-white);
    text-decoration: none;
}

.virtus-cursos-html-container .load-more-section {
    text-align: center;
    margin-top: 40px;
}

.virtus-cursos-html-container .load-more-btn {
    background: var(--virtus-primary-green);
    color: var(--virtus-white);
    border: none;
    padding: 15px 40px;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--virtus-transition);
}

.virtus-cursos-html-container .load-more-btn:hover {
    background: var(--virtus-primary-green-hover);
}

.virtus-cursos-html-container .load-more-btn:disabled {
    background: var(--virtus-text-muted);
    cursor: not-allowed;
}

.virtus-cursos-html-container .loading {
    text-align: center;
    padding: 20px;
    color: var(--virtus-text-muted);
    background: var(--virtus-white);
    border-radius: var(--virtus-border-radius);
    box-shadow: var(--virtus-shadow);
}

.virtus-cursos-html-container .no-results {
    text-align: center;
    padding: 40px;
    color: var(--virtus-text-muted);
    font-size: 1.1rem;
    background: var(--virtus-white);
    border-radius: var(--virtus-border-radius);
    box-shadow: var(--virtus-shadow);
}

.virtus-cursos-html-container .error-message {
    text-align: center;
    padding: 40px;
    color: #dc3545;
    font-size: 1.1rem;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: var(--virtus-border-radius);
    margin: 20px 0;
}

/* Animações e micro-interações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.virtus-areas-html-container .area-card,
.virtus-cursos-html-container .course-card {
    animation: fadeIn 0.5s ease-out;
}

.virtus-areas-html-container .area-card:nth-child(even),
.virtus-cursos-html-container .course-card:nth-child(even) {
    animation-delay: 0.1s;
}

.virtus-areas-html-container .area-card:nth-child(3n),
.virtus-cursos-html-container .course-card:nth-child(3n) {
    animation-delay: 0.2s;
}

/* Loading spinner */
.virtus-loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(40, 167, 69, 0.3);
    border-radius: 50%;
    border-top-color: var(--virtus-primary-green);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsividade */
@media (max-width: 768px) {
    .virtus-areas-html-container,
    .virtus-cursos-html-container {
        padding: 15px;
    }
    
    .virtus-areas-html-container .areas-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .virtus-areas-html-container .area-card {
        padding: 20px;
    }
    
    .virtus-cursos-html-container .filters-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .virtus-cursos-html-container .search-input,
    .virtus-cursos-html-container .area-select {
        min-width: 100%;
    }
    
    .virtus-cursos-html-container .courses-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .virtus-cursos-html-container .course-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .virtus-areas-html-container .area-card,
    .virtus-cursos-html-container .course-card {
        padding: 15px;
    }
    
    .virtus-areas-html-container .area-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .virtus-areas-html-container .area-title,
    .virtus-cursos-html-container .course-title {
        font-size: 1.1rem;
    }
}

/* Acessibilidade */
.virtus-areas-html-container .area-button:focus,
.virtus-cursos-html-container .course-button:focus,
.virtus-cursos-html-container .load-more-btn:focus,
.virtus-cursos-html-container .clear-filters-btn:focus {
    outline: 2px solid var(--virtus-primary-green);
    outline-offset: 2px;
}

.virtus-cursos-html-container .search-input:focus,
.virtus-cursos-html-container .area-select:focus {
    outline: 2px solid var(--virtus-primary-green);
    outline-offset: 2px;
}

/* Estados de carregamento melhorados */
.virtus-loading-state {
    position: relative;
    overflow: hidden;
}

.virtus-loading-state::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Melhorias de performance */
.virtus-areas-html-container .area-card,
.virtus-cursos-html-container .course-card {
    will-change: transform;
    backface-visibility: hidden;
}

/* Print styles */
@media print {
    .virtus-areas-html-container .area-button,
    .virtus-cursos-html-container .course-button,
    .virtus-cursos-html-container .filters-section,
    .virtus-cursos-html-container .load-more-section {
        display: none;
    }
    
    .virtus-areas-html-container .area-card,
    .virtus-cursos-html-container .course-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
}