/**
 * Manage Students page styles for Rajasthan Virtual Shiksha PWA
 */

/* Management Stats */
.management-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 80px;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Management Actions */
.management-actions {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
}

.action-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.action-buttons .btn {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-filter-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.search-container {
    flex: 1;
    position: relative;
    max-width: 400px;
}

#search-students {
    width: 100%;
    padding: 10px 40px 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 0.9rem;
}

.search-button {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
}

.filter-controls {
    display: flex;
    gap: 15px;
}

.filter-controls select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
    font-size: 0.9rem;
}

/* Students Table */
.students-table-section {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.table-header {
    padding: 15px 20px;
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.bulk-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.bulk-action-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.bulk-action-buttons .btn {
    font-size: 0.85rem;
    padding: 6px 12px;
}

.table-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.table-controls select {
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
}

/* Students Table */
.students-table-container {
    overflow-x: auto;
}

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

.students-table th,
.students-table td {
    padding: 15px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.students-table th {
    background-color: var(--bg-light);
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.student-row {
    transition: background-color 0.2s;
}

.student-row:hover {
    background-color: rgba(var(--primary-color-rgb), 0.02);
}

.student-row.needs-attention {
    background-color: #FFEBEE;
}

.student-row.pending {
    background-color: #E3F2FD;
}

.student-checkbox {
    transform: scale(1.2);
}

.student-avatar {
    font-size: 24px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-light);
    border-radius: 50%;
    border: 2px solid var(--border-color);
    margin: 0 auto;
}

.student-details h4 {
    margin: 0 0 4px;
    font-size: 0.95rem;
    color: var(--text-color);
}

.student-details p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.enrollment-info {
    font-size: 0.85rem;
}

.enrollment-date {
    margin: 0 0 4px;
    color: var(--text-muted);
}

.course-info {
    margin: 0;
    color: var(--primary-color);
    font-weight: 500;
}

.performance-summary {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
}

.grade-display {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
}

.grade-display.excellent {
    background-color: #4CAF50;
}

.grade-display.good {
    background-color: #2196F3;
}

.grade-display.average {
    background-color: #FF9800;
}

.grade-display.needs-improvement {
    background-color: #F44336;
}

.grade-display.pending {
    background-color: var(--border-color);
    color: var(--text-muted);
}

.performance-details {
    display: flex;
    flex-direction: column;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.warning-indicator {
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 16px;
}

.activity-info {
    font-size: 0.85rem;
}

.last-seen {
    display: block;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.activity-status {
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
}

.activity-status.online {
    background-color: #E8F5E8;
    color: #2E7D32;
}

.activity-status.offline {
    background-color: #FFEBEE;
    color: #C62828;
}

.activity-status.away {
    background-color: #FFF3E0;
    color: #E65100;
}

.status-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.active {
    background-color: #E8F5E8;
    color: #2E7D32;
}

.status-badge.inactive {
    background-color: #FFEBEE;
    color: #C62828;
}

.status-badge.pending {
    background-color: #E3F2FD;
    color: #1565C0;
}

.action-buttons {
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-success {
    background-color: #4CAF50;
    color: white;
}

.btn-success:hover {
    background-color: #45a049;
}

.btn-danger {
    background-color: #F44336;
    color: white;
}

.btn-danger:hover {
    background-color: #da190b;
}

/* Action Dropdown */
.action-dropdown {
    position: relative;
}

.dropdown-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.2s;
}

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

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    min-width: 160px;
    z-index: 100;
    display: none;
}

.action-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 8px 12px;
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.85rem;
    transition: background-color 0.2s;
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
}

.dropdown-menu .remove-student {
    color: #F44336;
}

.dropdown-menu .remove-student:hover {
    background-color: #FFEBEE;
}

/* Table Pagination */
.table-pagination {
    padding: 15px 20px;
    background-color: var(--bg-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pagination-info {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-numbers {
    display: flex;
    gap: 5px;
}

.page-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.85rem;
}

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

.page-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Add Student Modal */
.add-student-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.add-student-modal.show {
    opacity: 1;
    visibility: visible;
}

.add-student-content {
    background-color: white;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.student-form {
    padding: 20px;
}

.student-form .form-section {
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.student-form .form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.student-form h4 {
    margin: 0 0 15px;
    font-size: 1.1rem;
    color: var(--text-color);
}

.generate-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 6px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    cursor: pointer;
}

.form-group {
    position: relative;
}

/* Bulk Import Modal */
.bulk-import-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.bulk-import-modal.show {
    opacity: 1;
    visibility: visible;
}

.bulk-import-content {
    background-color: white;
    border-radius: 8px;
    width: 90%;
    max-width: 700px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.import-steps {
    padding: 20px;
}

.step-indicator {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}

.step {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--border-color);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    position: relative;
}

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

.step.completed {
    background-color: #4CAF50;
    color: white;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 100%;
    width: 20px;
    height: 2px;
    background-color: var(--border-color);
    transform: translateY(-50%);
}

.step.completed:not(:last-child)::after {
    background-color: #4CAF50;
}

.step-content {
    display: none;
    text-align: center;
    margin-bottom: 30px;
}

.step-content.active {
    display: block;
}

.step-content h4 {
    margin: 0 0 15px;
    font-size: 1.2rem;
}

.step-content p {
    margin: 0 0 20px;
    color: var(--text-muted);
}

.template-download {
    margin-bottom: 20px;
}

.download-template {
    display: flex;
    align-items: center;
    gap: 8px;
}

.template-info {
    background-color: var(--bg-light);
    padding: 15px;
    border-radius: 6px;
    text-align: left;
    margin-top: 15px;
}

.template-info h5 {
    margin: 0 0 10px;
    font-size: 0.9rem;
}

.template-info ul {
    margin: 0;
    padding-left: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.validation-results {
    background-color: var(--bg-light);
    padding: 15px;
    border-radius: 6px;
    text-align: left;
    margin-top: 20px;
}

.validation-results h5 {
    margin: 0 0 15px;
    font-size: 1rem;
}

.validation-summary {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.validation-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.validation-count {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.validation-item.success .validation-count {
    color: #4CAF50;
}

.validation-item.error .validation-count {
    color: #F44336;
}

.validation-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.import-summary {
    background-color: var(--bg-light);
    padding: 20px;
    border-radius: 6px;
    text-align: center;
}

.import-summary p {
    margin: 0 0 20px;
    font-size: 1rem;
}

.import-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
}

.step-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

/* Responsive Styles */
@media (max-width: 768px) {
    .management-stats {
        justify-content: space-around;
    }
    
    .action-buttons {
        justify-content: space-between;
    }
    
    .search-filter-section {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-controls {
        justify-content: space-between;
    }
    
    .table-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .bulk-actions {
        justify-content: space-between;
    }
    
    .students-table-container {
        font-size: 0.85rem;
    }
    
    .students-table th,
    .students-table td {
        padding: 10px 8px;
    }
    
    .action-buttons {
        flex-direction: column;
        gap: 5px;
    }
    
    .add-student-content {
        width: 95%;
        margin: 20px;
    }
    
    .bulk-import-content {
        width: 95%;
        margin: 20px;
    }
    
    .validation-summary {
        flex-direction: column;
        gap: 15px;
    }
    
    .step-navigation {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .action-buttons {
        flex-direction: column;
    }
    
    .filter-controls {
        flex-direction: column;
    }
    
    .bulk-action-buttons {
        flex-direction: column;
    }
    
    .performance-summary {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .step-indicator {
        gap: 10px;
    }
    
    .step {
        width: 32px;
        height: 32px;
        font-size: 0.85rem;
    }
    
    .step:not(:last-child)::after {
        width: 10px;
    }
}