/**
 * CSS para Administração de Artigos
 * Pódio do Aprovado - Interface de publicação profissional
 */

/* ===== VARIÁVEIS CSS ===== */
:root {
    --admin-primary: #667eea;
    --admin-secondary: #764ba2;
    --admin-success: #10b981;
    --admin-warning: #f59e0b;
    --admin-danger: #ef4444;
    --admin-info: #3b82f6;
    
    --admin-bg: #f8fafc;
    --admin-sidebar: #1e293b;
    --admin-card: #ffffff;
    --admin-border: #e2e8f0;
    --admin-text: #334155;
    --admin-text-light: #64748b;
    --admin-text-dark: #0f172a;
    
    --admin-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --admin-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --admin-radius: 8px;
    --admin-radius-lg: 12px;
}

/* ===== RESET E BASE ===== */
.admin-body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--admin-bg);
    color: var(--admin-text);
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* ===== HEADER ADMIN ===== */
.admin-header {
    background: var(--admin-card);
    border-bottom: 1px solid var(--admin-border);
    box-shadow: var(--admin-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.admin-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--admin-primary);
}

.admin-logo i {
    font-size: 1.5rem;
}

.admin-logo small {
    background: var(--admin-primary);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
}

.admin-menu {
    display: flex;
    gap: 2rem;
}

.admin-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 1rem;
    border-radius: var(--admin-radius);
    text-decoration: none;
    color: var(--admin-text-light);
    font-weight: 500;
    transition: all 0.2s ease;
}

.admin-link:hover {
    background: rgba(102, 126, 234, 0.1);
    color: var(--admin-primary);
}

.admin-link.active {
    background: var(--admin-primary);
    color: white;
}

.admin-user {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--admin-text);
    font-weight: 500;
}

.admin-user i {
    font-size: 1.5rem;
    color: var(--admin-text-light);
}

/* ===== MAIN CONTENT ===== */
.admin-main {
    padding: 2rem 0;
    min-height: calc(100vh - 80px);
}

.admin-dashboard {
    max-width: none;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
    color: var(--admin-text-dark);
    font-size: 2rem;
    font-weight: 700;
}

/* ===== STATS GRID ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--admin-card);
    padding: 1.5rem;
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-border);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--admin-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    background: linear-gradient(135deg, var(--admin-primary), var(--admin-secondary));
}

.stat-info h3 {
    margin: 0;
    font-size: 2rem;
    font-weight: 700;
    color: var(--admin-text-dark);
}

.stat-info p {
    margin: 0;
    color: var(--admin-text-light);
    font-weight: 500;
}

/* ===== ARTICLES SECTION ===== */
.articles-section {
    background: var(--admin-card);
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow);
    border: 1px solid var(--admin-border);
    overflow: hidden;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--admin-border);
    flex-wrap: wrap;
    gap: 1rem;
}

.section-header h2 {
    margin: 0;
    color: var(--admin-text-dark);
    font-weight: 600;
}

.section-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box i {
    position: absolute;
    left: 12px;
    color: var(--admin-text-light);
}

.search-box input {
    padding: 0.5rem 0.5rem 0.5rem 2.5rem;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    background: var(--admin-card);
    font-size: 0.9rem;
    min-width: 200px;
}

.search-box input:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.section-controls select {
    padding: 0.5rem;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    background: var(--admin-card);
    font-size: 0.9rem;
    cursor: pointer;
}

/* ===== ARTICLES TABLE ===== */
.articles-table-container {
    overflow-x: auto;
}

.articles-table {
    width: 100%;
    border-collapse: collapse;
}

.articles-table th {
    background: var(--admin-bg);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--admin-text-dark);
    border-bottom: 1px solid var(--admin-border);
    white-space: nowrap;
}

.articles-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--admin-border);
    vertical-align: middle;
}

.articles-table tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

.article-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.article-thumbnail {
    width: 50px;
    height: 50px;
    border-radius: var(--admin-radius);
    object-fit: cover;
    border: 1px solid var(--admin-border);
}

.article-details h4 {
    margin: 0 0 4px 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--admin-text-dark);
}

.article-details p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--admin-text-light);
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-published {
    background: rgba(16, 185, 129, 0.1);
    color: var(--admin-success);
}

.status-draft {
    background: rgba(245, 158, 11, 0.1);
    color: var(--admin-warning);
}

.status-scheduled {
    background: rgba(59, 130, 246, 0.1);
    color: var(--admin-info);
}

.category-tag {
    padding: 0.25rem 0.5rem;
    background: rgba(102, 126, 234, 0.1);
    color: var(--admin-primary);
    border-radius: var(--admin-radius);
    font-size: 0.8rem;
    font-weight: 500;
}

.article-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.action-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--admin-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.action-btn:hover {
    transform: scale(1.1);
}

.action-btn.edit {
    background: rgba(59, 130, 246, 0.1);
    color: var(--admin-info);
}

.action-btn.delete {
    background: rgba(239, 68, 68, 0.1);
    color: var(--admin-danger);
}

.action-btn.view {
    background: rgba(16, 185, 129, 0.1);
    color: var(--admin-success);
}

/* ===== MODAL STYLES ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
    backdrop-filter: blur(5px);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-large .modal-content {
    max-width: 1200px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content {
    background: var(--admin-card);
    border-radius: var(--admin-radius-lg);
    box-shadow: var(--admin-shadow-lg);
    max-width: 600px;
    width: 100%;
    margin: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--admin-border);
}

.modal-header h2 {
    margin: 0;
    color: var(--admin-text-dark);
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--admin-text-light);
    padding: 0.5rem;
    border-radius: var(--admin-radius);
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--admin-danger);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1.5rem;
    border-top: 1px solid var(--admin-border);
    background: var(--admin-bg);
}

/* ===== FORM STYLES ===== */
.article-form {
    max-width: none;
}

.form-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--admin-bg);
    border-radius: var(--admin-radius-lg);
    border: 1px solid var(--admin-border);
}

.form-section h3 {
    margin: 0 0 1.5rem 0;
    color: var(--admin-text-dark);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--admin-text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    background: var(--admin-card);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group small {
    margin-top: 0.25rem;
    color: var(--admin-text-light);
    font-size: 0.8rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-top: 0.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 500;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--admin-border);
    border-radius: 4px;
    position: relative;
    transition: all 0.2s ease;
}

.checkbox-label input:checked + .checkbox-custom {
    background: var(--admin-primary);
    border-color: var(--admin-primary);
}

.checkbox-label input:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

/* ===== CONTENT EDITOR ===== */
.editor-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-bottom: none;
    border-radius: var(--admin-radius) var(--admin-radius) 0 0;
}

.toolbar-group {
    display: flex;
    gap: 0.5rem;
}

.toolbar-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius);
    background: var(--admin-card);
    color: var(--admin-text);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.toolbar-btn:hover {
    background: var(--admin-primary);
    color: white;
    border-color: var(--admin-primary);
}

.content-editor {
    border: 1px solid var(--admin-border);
    border-radius: 0 0 var(--admin-radius) var(--admin-radius);
    min-height: 400px;
}

.content-editor .ql-editor {
    min-height: 350px;
    font-size: 1rem;
    line-height: 1.6;
}

.editor-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: var(--admin-bg);
    border: 1px solid var(--admin-border);
    border-top: none;
    border-radius: 0 0 var(--admin-radius) var(--admin-radius);
    font-size: 0.8rem;
    color: var(--admin-text-light);
}

/* ===== SEO SECTION ===== */
.seo-score {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--admin-card);
    border-radius: var(--admin-radius);
    border: 1px solid var(--admin-border);
}

.score-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 4px solid var(--admin-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--admin-text-dark);
    position: relative;
}

.score-circle.good {
    border-color: var(--admin-success);
    color: var(--admin-success);
}

.score-circle.average {
    border-color: var(--admin-warning);
    color: var(--admin-warning);
}

.score-circle.poor {
    border-color: var(--admin-danger);
    color: var(--admin-danger);
}

.seo-recommendations {
    flex: 1;
}

.seo-recommendations h4 {
    margin: 0 0 0.5rem 0;
    color: var(--admin-text-dark);
}

.seo-recommendations ul {
    margin: 0;
    padding-left: 1rem;
    color: var(--admin-text-light);
}

.seo-recommendations li {
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

/* ===== IMAGE UPLOAD ===== */
.image-upload-area {
    border: 2px dashed var(--admin-border);
    border-radius: var(--admin-radius-lg);
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.image-upload-area:hover {
    border-color: var(--admin-primary);
    background: rgba(102, 126, 234, 0.05);
}

.upload-placeholder i {
    font-size: 3rem;
    color: var(--admin-text-light);
    margin-bottom: 1rem;
}

.upload-placeholder p {
    margin: 0 0 0.5rem 0;
    font-weight: 500;
    color: var(--admin-text);
}

.upload-placeholder small {
    color: var(--admin-text-light);
}

.image-preview {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.image-preview img {
    width: 100%;
    height: auto;
    border-radius: var(--admin-radius);
}

.remove-image {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: var(--admin-danger);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.remove-image:hover {
    transform: scale(1.1);
}

/* ===== BUTTONS ===== */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--admin-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    text-align: center;
    justify-content: center;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--admin-secondary);
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--admin-text);
    border: 1px solid var(--admin-border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--admin-bg);
    border-color: var(--admin-primary);
}

.btn-warning {
    background: var(--admin-warning);
    color: white;
}

.btn-warning:hover:not(:disabled) {
    background: #d97706;
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--admin-danger);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
    transform: translateY(-1px);
}

/* ===== TEMPLATE CARDS ===== */
.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.template-card {
    padding: 1.5rem;
    background: var(--admin-card);
    border: 1px solid var(--admin-border);
    border-radius: var(--admin-radius-lg);
    transition: all 0.2s ease;
}

.template-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--admin-shadow-lg);
    border-color: var(--admin-primary);
}

.template-card h3 {
    margin: 0 0 1rem 0;
    color: var(--admin-text-dark);
    font-weight: 600;
}

.template-card ul {
    margin: 0 0 1.5rem 0;
    padding-left: 1.5rem;
    color: var(--admin-text-light);
}

.template-card li {
    margin-bottom: 0.5rem;
}

/* ===== ARTICLE PREVIEW ===== */
.article-preview {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--admin-card);
    border-radius: var(--admin-radius-lg);
    border: 1px solid var(--admin-border);
}

.article-preview h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--admin-text-dark);
    margin: 0 0 1rem 0;
    line-height: 1.2;
}

.article-preview .meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--admin-border);
    color: var(--admin-text-light);
    font-size: 0.9rem;
}

.article-preview .content {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--admin-text);
}

.article-preview .content h2,
.article-preview .content h3,
.article-preview .content h4 {
    color: var(--admin-text-dark);
    margin: 2rem 0 1rem 0;
}

.article-preview .content p {
    margin-bottom: 1.5rem;
}

.article-preview .content ul,
.article-preview .content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.article-preview .content blockquote {
    border-left: 4px solid var(--admin-primary);
    padding-left: 1.5rem;
    margin: 2rem 0;
    font-style: italic;
    color: var(--admin-text-light);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .admin-nav {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .admin-menu {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .admin-main {
        padding: 1rem 0;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .section-controls {
        flex-direction: column;
    }
    
    .articles-table-container {
        font-size: 0.8rem;
    }
    
    .articles-table th,
    .articles-table td {
        padding: 0.5rem;
    }
    
    .modal.show {
        padding: 1rem;
        align-items: flex-start;
    }
    
    .modal-large .modal-content {
        max-height: 95vh;
    }
    
    .form-section {
        padding: 1rem;
    }
    
    .editor-toolbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .seo-score {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .admin-header {
        padding: 0 1rem;
    }
    
    .admin-menu {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .stat-card {
        padding: 1rem;
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    .modal-footer {
        padding: 1rem;
        flex-direction: column;
    }
}

/* ===== DARK MODE ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --admin-bg: #0f172a;
        --admin-card: #1e293b;
        --admin-border: #334155;
        --admin-text: #e2e8f0;
        --admin-text-light: #94a3b8;
        --admin-text-dark: #f8fafc;
    }
    
    .admin-body {
        color: var(--admin-text);
    }
    
    .content-editor .ql-editor {
        color: var(--admin-text);
    }
    
    .content-editor .ql-toolbar {
        border-color: var(--admin-border);
    }
}