#teachers-app {
    max-width: 900px;
    margin: 40px auto;
    font-family: Arial, sans-serif;
}

.filters button,
#pagination button {
    margin: 5px;
    padding: 8px 12px;
    cursor: pointer;
    border: 1px solid #ccc;
    background: #f7f7f7;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.filters button.active,
#pagination button.active {
    background-color: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

#teacher-list li {
    margin: 10px 0;
}

#teacher-modal {
    margin-top: 30px;
    border: 1px solid #ddd;
    padding: 20px;
    min-height: 100px;
    border-radius: 5px;
    background: #fafafa;
}

.modal-content img {
    display: block;
    margin-bottom: 20px;
}

/* Loading & UX States */
.tchr-loading-fade {
    opacity: 0.5;
    pointer-events: none;
    transition: opacity 0.15s ease-in-out;
}

.tchr-loading-item {
    color: #666;
    font-style: italic;
    list-style-type: none;
    padding: 10px 0;
}

.tchr-no-results {
    color: #666;
    list-style-type: none;
    font-style: italic;
}

.tchr-error {
    color: #d94f4f;
    list-style-type: none;
    font-style: italic;
}