body { background: #f7f8fa; }
.exercise-preview, .exercise-main-text { white-space: pre-wrap; }
.exercise-main-text { line-height: 1.65; }
.question-row { background: #fff; }
textarea { resize: vertical; }
.card { border-color: #dfe3e8; }

#tag-results {
    z-index: 1050;
    max-height: 260px;
    overflow-y: auto;
}

.selected-tag .btn-close {
    font-size: 0.55rem;
}

.tag-list-filter {
    max-width: 320px;
}

.exercise-row {
    display: flex;
    align-items: flex-start;
    width: 100%;
    gap: 0.5rem;
}

.exercise-subquestion-row {
    margin-top: 1rem;
}

.exercise-label {
    flex: 0 0 1.8rem;
    white-space: nowrap;
}

.exercise-text {
    flex: 1 1 auto;
    min-width: 0;
    white-space: pre-wrap;
}

.rich-editor img,
.exercise-text img,
.exercise-list-question-text img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 1rem auto;
}

.editor-image-upload-placeholder {
    display: inline-block;
    margin: 0.5rem 0;
    padding: 0.4rem 0.7rem;

    border: 1px dashed
        var(--bs-secondary-color);

    border-radius: 0.375rem;

    color:
        var(--bs-secondary-color);

    font-size: 0.875rem;
}

.exercise-points {
    flex: 0 0 auto;
    margin-left: auto;
    padding-left: 1rem;
    white-space: nowrap;
}

.exercise-list-subquestion {
    display: flex;
    align-items: flex-start;
    gap: 0.4rem;
    margin-top: 0.35rem;
}

.exercise-list-label {
    flex: 0 0 1.6rem;
    white-space: nowrap;
}

.exercise-list-question-text {
    flex: 1 1 auto;
    min-width: 0;
}

.rich-editor {
    min-height: 10rem;
    overflow-y: auto;
}

.rich-editor table,
.exercise-text table,
.exercise-preview table,
.exercise-list-question-text table {
    border-collapse: collapse;
    width: 100%;
    margin: 1rem 0;
}

.rich-editor th,
.rich-editor td,
.exercise-text th,
.exercise-text td,
.exercise-preview th,
.exercise-preview td,
.exercise-list-question-text th,
.exercise-list-question-text td {
    border: 1px solid #adb5bd;
    padding: 0.4rem 0.6rem;
    vertical-align: top;
}

.exercise-tag-filter {
    position: relative;
}

.exercise-tag-suggestions {
    position: absolute;
    top: calc(100% + 0.25rem);
    left: 0;
    right: 0;
    z-index: 1050;
    max-height: 16rem;
    overflow-y: auto;
}

.exercise-selected-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.exercise-tag-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    min-height: 2rem;
    padding: 0.3rem 0.45rem 0.3rem 0.7rem;

    border: 1px solid var(--bs-border-color);
    border-radius: 50rem;

    background-color: var(--bs-light);
    color: var(--bs-body-color);

    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.2;
}

.exercise-tag-name {
    display: inline-block;
    line-height: 1.2;
}

.exercise-remove-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 1.35rem;
    height: 1.35rem;
    padding: 0;

    border: 0;
    border-radius: 50%;

    background: transparent;
    color: var(--bs-secondary-color);

    font-size: 1.15rem;
    font-weight: 400;
    line-height: 1;

    cursor: pointer;
}

.exercise-remove-tag:hover,
.exercise-remove-tag:focus {
    background-color: rgba(
        var(--bs-secondary-rgb),
        0.15
    );

    color: var(--bs-body-color);
}

.exercise-remove-tag:focus-visible {
    outline: 2px solid var(--bs-primary);
    outline-offset: 1px;
}

.exercise-search-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.tag-suggestion-item {
    background-color: #eef5ff;
    color: var(--bs-body-color);
    font-weight: 600;
    border-color: #c8d9ef;
}

.tag-suggestion-item:hover,
.tag-suggestion-item:focus {
    background-color: #dcecff;
    color: var(--bs-body-color);
}

.tag-suggestion-item + .tag-suggestion-item {
    border-top-color: #c8d9ef;
}