.cell-output {
    position: relative;
    border-top: 1px dashed #999999;
    padding: 20px 11px;
    font-family: var(--font-mono);
    font-size: 13px;
    overflow-y: auto;
    background-color: #ffffff;
    border-radius: 0px 0px 0px 6px;
    margin: 0px 20px 0px 43px;
    user-select: text;
}

.cell-output::before {
    content: 'output';
    position: absolute;
    top: 6px;
    right: 5px;
    font-size: 10px;
    color: #999999;
}

.cell-output:empty {
    display: none;
}

.output-stream {
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--text-primary);
    line-height: 1.5;
}

.output-stream.stderr {
    color: var(--accent-red);
    background: rgba(255, 108, 108, 0.05);
    padding: 4px 8px;
    border-radius: 3px;
}

.output-result {
    white-space: pre-wrap;
    word-break: break-all;
    color: var(--accent-blue);
    line-height: 1.5;
}

.output-display {
    margin: 4px 0;
}

.output-display img {
    max-width: 100%;
    border-radius: var(--radius);
}

.output-display-html {
    color: var(--text-primary);
    line-height: 1.5;
}

.output-display-html table {
    border-collapse: collapse;
    margin: 4px 0;
    font-size: 12px;
}

.output-display-html table th,
.output-display-html table td {
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    text-align: left;
}

.output-display-html table th {
    background: #bfdcff;
    font-weight: 600;
}

.output-display-html table tr:nth-child(even) {
    background: rgba(0, 0, 0, 0.03);
}

.output-error {
    color: var(--accent-red);
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.5;
}

.output-error .error-name {
    font-weight: 700;
    margin-bottom: 4px;
}

.output-error .error-traceback {
    font-size: 12px;
    opacity: 0.85;
    padding: 4px 0;
}

.output-json {
    font-size: 12px;
}

.output-json .json-key {
    color: var(--accent-blue);
}

.output-json .json-string {
    color: var(--accent-green);
}

.output-json .json-number {
    color: var(--accent-yellow);
}

.output-json .json-boolean {
    color: var(--accent-orange);
}

.output-json .json-null {
    color: var(--text-muted);
}

.output-executing {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 0;
    color: var(--text-muted);
    font-size: 12px;
}

.output-executing .spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.output-elapsed {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 0;
    font-size: 12px;
    color: #1d1d1d;
}

.output-elapsed .elapsed-check {
    color: var(--accent-green);
    font-weight: 700;
}

.output-clear {
    display: flex;
    justify-content: flex-end;
    padding: 2px 0;
}

.output-clear button {
    font-size: 11px;
    padding: 1px 6px;
    background: transparent;
    color: var(--text-muted);
}

.output-clear button:hover {
    color: var(--text-secondary);
}

/* Copy button for text outputs */
.output-copy-wrapper {
    position: relative;
}

.output-copy-btn {
    position: absolute;
    top: 0;
    right: 0;
    width: 26px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.85);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: #888;
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, background 0.15s;
    z-index: 1;
}

.output-copy-wrapper:hover .output-copy-btn {
    opacity: 1;
}

.output-copy-btn:hover {
    background: #c8e6c0;
    color: #333;
}

/* CSS-drawn copy icon: back page (::before) + front page (::after) */
.output-copy-btn::before {
    content: '';
    position: absolute;
    width: 10px;
    height: 11px;
    top: 3px;
    left: 6px;
    border: 1.5px solid #202020;
    border-radius: 2px;
    background: #ffffff;
    box-sizing: border-box;
}
.output-copy-btn::after {
    content: '';
    position: absolute;
    width: 10px;
    height: 11px;
    top: 6px;
    left: 9px;
    border: 1.5px solid #202020;
    border-radius: 2px;
    background: #a8d8a0;
    box-sizing: border-box;
}

/* Checkmark after copy */
.output-copy-btn--copied::before {
    border: none;
    background: transparent;
}
.output-copy-btn--copied::after {
    content: '';
    position: absolute;
    top: 7px;
    left: 5px;
    width: 13px;
    height: 7px;
    border-left: 2px solid #2a7a2a;
    border-bottom: 2px solid #2a7a2a;
    transform: rotate(-45deg);
    box-sizing: border-box;
}