:root {
    --bg-main: #ffffff;
    --text-main: #333333;
    --bg-toolbar: #f5f5f5;
    --border-color: #dddddd;
    --hover-bg: #e0e0e0;
    --dropdown-bg: #ffffff;
    --dropdown-hover: #f1f1f1;
    --title-color: #555555;
    --bg-editor: #fafafa;
    --bg-cell: #ffffff;
    --border-cell: #e0e0e0;
    --delete-btn: #bdbdbd;
    --delete-btn-hover: #f44336;
    --prompt-color: var(--prompt-color);
    --input-bg: transparent;
    --output-color: #2196F3;
    --output-bg: #f0f0f0;
    --error-color: #d32f2f;
    --prompt-width: 60px;
    --suggest-bg: #ffffff;
    --suggest-color: #333333;
    --suggest-border: #cccccc;
    --suggest-active: #e6f7ff;
    --suggest-desc: #666666;
    --suggest-match: #0066cc;
    --suggest-cate: #888888;

}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-main: #1e1e1e;
        --text-main: #d4d4d4;
        --bg-toolbar: #2d2d2d;
        --border-color: #444444;
        --hover-bg: #3c3c3c;
        --dropdown-bg: #2d2d2d;
        --dropdown-hover: #3c3c3c;
        --title-color: #cccccc;
        --bg-editor: #1e1e1e;
        --bg-cell: #252526;
        --border-cell: #3c3c3c;
        --delete-btn: #666666;
        --delete-btn-hover: #f48771;
        --prompt-color: #569cd6;
        --input-bg: transparent;
        --output-color: #9cdcfe;
        --output-bg: #2d2d2d;
        --error-color: var(--delete-btn-hover);
        --suggest-bg: #252526;
        --suggest-color: #ffffff;
        --suggest-border: #454545;
        --suggest-active: #094771;
        --suggest-desc: #cccccc;
        --suggest-match: #569cd6;
        --suggest-cate: #888888;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* 工具栏样式 */
.toolbar {
    background-color: var(--bg-toolbar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 10px;
    height: 40px;
    user-select: none;
}

.menu-item {
    position: relative;
    padding: 8px 12px;
    cursor: pointer;
    font-size: 14px;
}

.menu-item:hover {
    background-color: var(--hover-bg);
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--dropdown-bg);
    min-width: 120px;
    box-shadow: 0px 4px 8px 0px rgba(0,0,0,0.2);
    z-index: 1;
    top: 100%;
    left: 0;
    border: 1px solid var(--border-color);
}

.menu-item:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    color: var(--text-main);
    padding: 10px 16px;
    text-decoration: none;
    display: block;
    font-size: 14px;
}

.dropdown-content a:hover {
    background-color: var(--dropdown-hover);
}

.title {
    margin-left: auto;
    font-weight: bold;
    color: var(--title-color);
    padding-right: 10px;
}

/* 编辑器区域样式 */
.editor-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background-color: var(--bg-editor);
}

.cell {
    margin-bottom: 10px;
}

.cell-inner {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-cell);
    border-radius: 4px;
    padding: 8px;
    position: relative;
}

.delete-btn {
    position: absolute;
    top: 4px;
    right: 8px;
    cursor: pointer;
    color: var(--delete-btn);
    font-size: 18px;
    font-weight: bold;
    display: none;
    
    text-align: right;
    white-space: nowrap;
    flex-shrink: 0;
    user-select: none;
}

.delete-btn:hover {
    color: var(--delete-btn-hover);
}

.cell-inner:focus-within .delete-btn,
.delete-btn:hover {
    display: block;
}

.input-container {
    display: flex;
    align-items: center;
}

.input-prompt {
    color: var(--prompt-color);
    font-family: monospace;
    margin-right: 10px;
    user-select: none;
    width: var(--prompt-width);
    text-align: right;
}

.cell-input {
    flex: 1;
    border: none;
    outline: none;
    font-family: Consolas, "Courier New", monospace;
    font-size: 14px;
    padding: 4px 0;
    background-color: transparent;
    color: var(--text-main);
}

.output-wrapper {
    display: none;
    position: relative;
    margin-top: 5px;
}

.cell.has-output .output-wrapper {
    display: block;
}

.copy-btn {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: var(--text-main);
    opacity: 0.5;
    transition: opacity 0.2s;
    display: none;
}

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

.output-container {
    padding-left: calc(var(--prompt-width, 60px) + 10px); /* Aligned with input */
    padding-right: 40px; /* Space for copy button */
    color: var(--output-color); /* 蓝色字体 */
    background-color: var(--output-bg); /* 灰色底 */
    border-radius: 4px;
    padding-top: 10px;
    padding-bottom: 10px;
    font-family: Consolas, "Courier New", monospace;
    font-size: 14px;
    white-space: pre-wrap;
    word-break: break-all;
}

.error-output {
    color: var(--error-color) !important;
    background-color: transparent !important;
}