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button:disabled{opacity:.4}.board-topbar-sep{width:1px;height:18px;background:var(--st-line);margin:0 4px}.board-tools{position:relative;width:52px;flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 0;border-right:1px solid #eceae4;background:#ffffff8c}.board-tool-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border:none;background:transparent;border-radius:10px;color:var(--st-muted);padding:0}.board-tool-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.board-tool-btn:hover{background:#0c0d0d0f;color:var(--st-ink)}.board-tool-btn.active{background:var(--st-ink);color:#fff}.board-tools-sep{width:24px;height:1px;background:var(--st-line);margin:6px 0}.board-color-cell{display:flex;flex-direction:column;align-items:center;gap:2px;cursor:pointer;padding:3px 0}.board-color-label{font-size:10px;color:var(--st-faint)}.board-color-swatch{width:22px;height:22px;border-radius:7px;border:1.5px solid rgba(12,13,13,.22)}.board-color-cell:hover .board-color-swatch{border-color:var(--st-ink)}.board-color-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60}.board-color-pop{position:absolute;left:56px;top:0;z-index:61;display:grid;grid-template-columns:repeat(4,22px);gap:6px;background:#fff;border:1px solid var(--st-line);border-radius:12px;padding:10px;box-shadow:0 10px 28px #0c0d0d24}.board-color-opt{width:22px;height:22px;border-radius:7px;border:1px solid rgba(12,13,13,.18);padding:0}.board-color-opt:hover{transform:scale(1.12)}.board-color-none{grid-column:1 / -1;font-size:11px;color:var(--st-muted);border:1px dashed var(--st-line);background:transparent;border-radius:7px;padding:4px}.board-width-group{display:flex;flex-direction:column;gap:3px}.board-width-btn{width:36px;height:30px;display:flex;align-items:center;justify-content:center;border:none;background:transparent;border-radius:8px;color:var(--st-muted);padding:0}.board-width-btn svg{width:18px;height:18px;stroke:currentColor;fill:none}.board-width-btn:hover{background:#0c0d0d0f;color:var(--st-ink)}.board-width-btn.active{background:#0c0d0d1a;color:var(--st-ink)}.board-eraser-size{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px;font-size:10px;color:var(--st-faint)}.board-eraser-size input{width:40px;margin:0}.doc-editor .w-md-editor{border:1px solid var(--st-line)!important;border-radius:14px!important;box-shadow:none!important;background:#fff!important}.doc-editor .w-md-editor-toolbar{background:#f7f5f1!important;border-bottom:1px solid var(--st-line)!important;border-radius:14px 14px 0 0!important;padding:6px 10px!important}.doc-editor .w-md-editor-toolbar button{color:var(--st-muted)!important;border-radius:7px!important}.doc-editor .w-md-editor-toolbar button:hover{background:#0c0d0d0f!important;color:var(--st-ink)!important}.doc-editor .w-md-editor-toolbar button.active{color:var(--st-ink)!important;background:#0c0d0d14!important}.doc-editor .w-md-editor-content{font-family:-apple-system,PingFang SC,sans-serif!important}.doc-editor .w-md-editor-preview{background:#fff!important}.doc-editor .w-md-editor-input{background:#fdfcf9!important}.mm-ctx-level{display:flex;align-items:center;gap:4px;padding:6px 12px;border-top:1px solid var(--st-line);margin-top:4px}.mm-ctx-level span{font-size:11px;color:var(--st-faint);margin-right:2px}.mm-ctx-level button{font-size:12px;padding:3px 8px;border-radius:999px;border:1px solid var(--st-line);background:transparent;color:var(--st-muted);width:auto}.mm-ctx-level button:hover{border-color:var(--st-ink);color:var(--st-ink)}.mm-ctx-level button.is-cur{background:var(--st-ink);border-color:var(--st-ink);color:#fff}