/* 图片转字符画 /css/tools/image-to-ascii.css
   依赖：home.css（--c-* 设计令牌）、tool-detail.css、tools/calc-common.css、tools/file-tool.css */

.ita-pre {
    margin: 0 0 14px;
    padding: 14px 16px;
    border: 1px solid var(--c-border);
    border-radius: 12px;
    background: var(--c-surface-soft);
    color: var(--c-text);
    font-family: 'JetBrains Mono', Consolas, 'Courier New', monospace;
    font-size: 11px;
    line-height: 1.05;
    letter-spacing: 0;
    white-space: pre;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    user-select: all;
}

[data-theme="dark"] .ita-pre { background: rgba(255, 255, 255, .03); }

.ita-pre-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}
.ita-pre-tip {
    font-size: 11.5px;
    color: var(--c-text-muted);
}

.ita-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}
.ita-actions .btn { flex: 1 1 120px; margin: 0; padding: 9px 12px; font-size: 13px; }

.ita-preview {
    margin-bottom: 14px;
    text-align: center;
}
.ita-preview img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--c-border);
    border-radius: 12px;
    background: #fff;
}

.ita-sample {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(78px, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}
.ita-sample-cell {
    border: 1px solid var(--c-border);
    border-radius: 12px;
    background: var(--c-surface-soft);
    padding: 9px 6px;
    text-align: center;
}
.ita-sample-cell .ch {
    display: block;
    font-family: 'JetBrains Mono', Consolas, 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.6;
    letter-spacing: 1px;
    color: var(--c-text);
    word-break: break-all;
}
.ita-sample-cell .lb {
    display: block;
    margin-top: 5px;
    font-size: 11px;
    color: var(--c-text-muted);
}