:root { --sidebar-width: 280px; }
html, body { height: 100%; margin: 0; overflow: hidden; }

[data-theme="dark"] body, body {
    --bg-header: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --bg-header-solid: #1a1a2e;
    --color-header: #fff;
    --bg-sidebar: #1e1e2e;
    --color-sidebar: #cdd6f4;
    --color-sidebar-muted: #a6adc8;
    --border-sidebar: #313244;
    --bg-main: #181825;
    --bg-panel: #1e1e2e;
    --border-panel: #313244;
    --color-text: #cdd6f4;
    --color-text-muted: #a6adc8;
    --color-text-dim: #6c7086;
    --color-text-faint: #585b70;
    --color-accent: #89b4fa;
    --color-accent2: #0dcaf0;
    --color-green: #a6e3a1;
    --color-yellow: #f9e2af;
    --color-orange: #fab387;
    --color-purple: #cba6f7;
    --color-red: #f38ba8;
    --color-hover: rgba(255,255,255,.06);
    --color-active: rgba(13,202,240,.15);
    --scrollbar-thumb: #45475a;
    --cm-theme: dracula;
    --tab-active-bg: #1e1e2e;
    --tab-inactive-bg: #181825;
}

[data-theme="light"] body {
    --bg-header: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    --bg-header-solid: #f8f9fa;
    --color-header: #24292f;
    --bg-sidebar: #ffffff;
    --color-sidebar: #24292f;
    --color-sidebar-muted: #57606a;
    --border-sidebar: #d0d7de;
    --bg-main: #f6f8fa;
    --bg-panel: #ffffff;
    --border-panel: #d0d7de;
    --color-text: #24292f;
    --color-text-muted: #57606a;
    --color-text-dim: #6e7781;
    --color-text-faint: #8b949e;
    --color-accent: #0969da;
    --color-accent2: #0550ae;
    --color-green: #1a7f37;
    --color-yellow: #9a6700;
    --color-orange: #bc4c00;
    --color-purple: #8250df;
    --color-red: #cf222e;
    --color-hover: rgba(0,0,0,.04);
    --color-active: rgba(9,105,218,.1);
    --scrollbar-thumb: #c1c8cd;
    --cm-theme: default;
    --tab-active-bg: #ffffff;
    --tab-inactive-bg: #f6f8fa;
}

body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans SC", sans-serif; background: var(--bg-main); color: var(--color-text); }

/* 顶部栏 */
.app-header {
    height: 48px; background: var(--bg-header); color: var(--color-header);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 16px; box-shadow: 0 2px 8px rgba(0,0,0,.1); z-index: 100;
}
.app-header .brand { font-weight: 700; font-size: 16px; letter-spacing: 1px; display: flex; align-items: center; }
.app-header .brand i { color: var(--color-accent2); margin-right: 6px; }
.header-toolbar { display: flex; align-items: center; gap: 8px; }
.btn-header {
    background: none; border: 1px solid rgba(255,255,255,.2); color: var(--color-header);
    font-size: 13px; padding: 4px 12px; border-radius: 6px; cursor: pointer;
    display: flex; align-items: center; gap: 4px; transition: background .2s;
}
.btn-header:hover { background: rgba(255,255,255,.1); }
.btn-theme {
    background: none; border: none; color: var(--color-header); font-size: 20px;
    cursor: pointer; padding: 4px 8px; border-radius: 6px; transition: background .2s;
}
.btn-theme:hover { background: var(--color-hover); }

/* 主体布局 */
.app-body { display: flex; height: calc(100vh - 48px); }

/* 侧边栏 */
.sidebar {
    width: var(--sidebar-width); min-width: var(--sidebar-width);
    background: var(--bg-sidebar); color: var(--color-sidebar);
    display: flex; flex-direction: column;
    border-right: 1px solid var(--border-sidebar); overflow: hidden;
}
.sidebar-header {
    padding: 10px 14px; font-size: 13px; font-weight: 600;
    color: var(--color-sidebar-muted); border-bottom: 1px solid var(--border-sidebar);
    display: flex; align-items: center; justify-content: space-between;
}
.sidebar-actions { display: flex; gap: 4px; }
.sidebar-actions button {
    background: none; border: none; color: var(--color-sidebar-muted);
    cursor: pointer; padding: 2px 6px; border-radius: 4px; font-size: 14px;
}
.sidebar-actions button:hover { background: var(--color-hover); color: var(--color-accent); }
.sidebar-tree { flex: 1; overflow-y: auto; padding: 6px 0; }
.sidebar-tree::-webkit-scrollbar { width: 6px; }
.sidebar-tree::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }

/* 文件树 */
.tree-item { user-select: none; }
.tree-node {
    display: flex; align-items: center; padding: 4px 8px 4px 0;
    cursor: pointer; font-size: 13px; border-radius: 4px;
    margin: 1px 6px; transition: background .15s;
}
.tree-node:hover { background: var(--color-hover); }
.tree-node.active { background: var(--color-active); color: var(--color-accent2); }
.tree-node.dragging { opacity: .4; }
.tree-node.drag-over {
    background: rgba(13,202,240,.15); outline: 2px dashed var(--color-accent2);
    outline-offset: -2px; border-radius: 4px;
}
.sidebar-tree.drag-over-root {
    outline: 2px dashed var(--color-accent2); outline-offset: -2px;
    background: rgba(13,202,240,.06);
}
.tree-node .node-check { margin-right: 4px; flex-shrink: 0; }
.tree-toggle {
    width: 20px; text-align: center; flex-shrink: 0;
    font-size: 11px; color: var(--color-text-dim); transition: transform .15s;
}
.tree-toggle.open { transform: rotate(90deg); }
.tree-icon { margin-right: 6px; font-size: 14px; flex-shrink: 0; }
.tree-icon.dir { color: var(--color-accent); }
.tree-icon.file-md { color: var(--color-green); }
.tree-icon.file-yaml { color: var(--color-yellow); }
.tree-icon.file-json { color: var(--color-orange); }
.tree-icon.file-pdf { color: var(--color-red); }
.tree-icon.file-html { color: var(--color-accent); }
.tree-icon.file-geojson { color: var(--color-accent2); }
.tree-icon.file-default { color: var(--color-text-dim); }
.tree-label { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tree-children { display: none; }
.tree-children.open { display: block; }

/* 主区域 */
.main-area { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg-main); }

/* 标签栏 */
.tab-bar {
    height: 36px; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel);
    display: flex; align-items: stretch; overflow-x: auto; flex-shrink: 0;
}
.tab-bar::-webkit-scrollbar { height: 3px; }
.tab-bar::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 2px; }
.tab-item {
    display: flex; align-items: center; padding: 0 12px; font-size: 12px;
    cursor: pointer; border-right: 1px solid var(--border-panel),
    background: var(--tab-inactive-bg); color: var(--color-text-muted);
    white-space: nowrap; gap: 6px; min-width: 0; flex-shrink: 0;
    transition: background .15s;
}
.tab-item:hover { background: var(--color-hover); }
.tab-item.active { background: var(--tab-active-bg); color: var(--color-accent2); border-bottom: 2px solid var(--color-accent2); }
.tab-item .tab-icon { font-size: 13px; flex-shrink: 0; }
.tab-item .tab-name { overflow: hidden; text-overflow: ellipsis; }
.tab-item .tab-modified { color: var(--color-yellow); font-size: 10px; }
.tab-item .tab-close {
    font-size: 12px; padding: 1px 4px; border-radius: 3px; border: none;
    background: none; color: var(--color-text-dim); cursor: pointer; flex-shrink: 0;
}
.tab-item .tab-close:hover { background: var(--color-red); color: #fff; }

/* 编辑器工具栏 */
.editor-toolbar {
    height: 38px; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel);
    display: flex; align-items: center; padding: 0 16px; gap: 8px; flex-shrink: 0;
    overflow: visible;
}
.editor-toolbar .file-path { font-size: 12px; color: var(--color-text-muted); font-family: monospace; }
.editor-toolbar .badge-type { font-size: 11px; font-weight: 500; }
.badge.bg-purple { background: #8b5cf6; color: #fff; }
.btn-save {
    background: var(--color-accent); color: var(--bg-panel);
    border: 1px solid var(--color-accent); font-size: 12px; font-weight: 600;
    padding: 4px 14px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center; gap: 4px;
    vertical-align: middle; text-align: center;
    user-select: none; white-space: nowrap;
    line-height: 1.5; transition: opacity .15s;
}
.btn-save:hover, .btn-save:focus-visible { opacity: .85; }
.btn-save:disabled { opacity: .5; background: transparent; color: var(--color-text-dim); border-color: var(--border-panel); cursor: default; }
.btn-save:disabled:hover { opacity: .5; background: transparent; }
.btn-tool {
    background: none; color: var(--color-text-muted);
    border: 1px solid var(--border-panel); font-size: 14px;
    padding: 4px 8px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center;
}
.btn-tool:hover { background: var(--color-hover); color: var(--color-text); border-color: var(--color-text-muted); }

/* 全屏模式 */
body.fs-active .app-header,
body.fs-active .sidebar { display: none !important; }
body.fs-active .app-body { height: 100vh; }
body.fs-active .main-area { width: 100%; }
body.fs-active .editor-toolbar { position: fixed; top: 0; left: 0; right: 0; z-index: 900; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel); }
body.fs-active .editor-container,
body.fs-active .pdf-viewer-container,
body.fs-active .geojson-viewer,
body.fs-active .runner-panel { margin-top: 38px; }
body.fs-active .runner-panel { height: calc(100vh - 38px - 40%); }
body.fs-active #btnFullscreen i::before { content: "\F3DE"; }

/* 编辑器容器 */
.editor-container { flex: 1; overflow: hidden; position: relative; display: none; }
.editor-container .CodeMirror {
    height: 100%; font-size: 14px;
    font-family: "JetBrains Mono", "Fira Code", "Cascadia Code", monospace;
}

.editor-split { display: flex; flex: 1; overflow: hidden; }
.editor-pane { flex: 1; overflow: hidden; display: flex; flex-direction: column; }
.split-divider { width: 4px; background: var(--border-panel); cursor: col-resize; flex-shrink: 0; }
.pane-label {
    height: 28px; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel);
    display: flex; align-items: center; padding: 0 12px;
    font-size: 11px; color: var(--color-text-dim); font-weight: 600;
}

/* 欢迎页 */
.welcome-view {
    flex: 1; display: flex; align-items: center; justify-content: center;
    color: var(--color-text-faint); font-size: 16px;
}
.welcome-view i { font-size: 48px; display: block; margin-bottom: 12px; color: var(--color-text-dim); }

/* 预览面板 */
.preview-panel {
    display: none; flex: 1; overflow-y: auto; padding: 24px 32px;
    color: var(--color-text); background: var(--bg-main);
}
.preview-panel h1, .preview-panel h2, .preview-panel h3 { color: var(--color-accent); margin-top: 24px; }
.preview-panel h1 { font-size: 22px; }
.preview-panel h2 { font-size: 18px; }
.preview-panel h3 { font-size: 15px; }
.preview-panel p { line-height: 1.7; font-size: 14px; }
.preview-panel pre {
    background: var(--bg-panel); border: 1px solid var(--border-panel);
    border-radius: 6px; padding: 12px; overflow-x: auto;
}
.preview-panel code { font-family: "JetBrains Mono", monospace; font-size: 13px; }
.preview-panel ul, .preview-panel ol { padding-left: 24px; }
.preview-panel li { margin-bottom: 4px; font-size: 14px; }
.preview-panel table { border-collapse: collapse; width: 100%; margin: 12px 0; }
.preview-panel th, .preview-panel td { border: 1px solid var(--border-panel); padding: 8px 12px; font-size: 13px; }
.preview-panel th { background: var(--bg-panel); color: var(--color-accent); }
.preview-panel blockquote { border-left: 3px solid var(--color-yellow); padding-left: 12px; color: var(--color-text-muted); }

/* Toast */
.toast-container { position: fixed; top: 60px; right: 16px; z-index: 9999; }

/* JSON/YAML 树状视图 */
.json-tree { font-family: "JetBrains Mono", "Fira Code", monospace; font-size: 13px; line-height: 1.6; padding: 8px 0; }
.json-tree ul { list-style: none; padding-left: 20px; margin: 0; }
.json-tree > ul { padding-left: 0; }
.json-tree li { position: relative; }
.json-tree .jt-row { display: flex; align-items: baseline; padding: 1px 4px; border-radius: 3px; cursor: default; }
.json-tree .jt-row:hover { background: var(--color-hover); }
.json-tree .jt-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: 16px; height: 16px; font-size: 10px; cursor: pointer;
    color: var(--color-text-dim); flex-shrink: 0; border-radius: 3px;
    transition: transform .15s, background .15s; user-select: none;
}
.json-tree .jt-toggle:hover { background: var(--color-active); color: var(--color-accent); }
.json-tree .jt-toggle.collapsed { transform: rotate(-90deg); }
.json-tree .jt-toggle.placeholder { visibility: hidden; }
.json-tree .jt-key { color: var(--color-purple); margin-right: 4px; }
.json-tree .jt-colon { color: var(--color-text-dim); margin-right: 6px; }
.json-tree .jt-string { color: var(--color-green); }
.json-tree .jt-number { color: var(--color-orange); }
.json-tree .jt-boolean { color: var(--color-accent2); }
.json-tree .jt-null { color: var(--color-red); font-style: italic; }
.json-tree .jt-bracket { color: var(--color-text-dim); }
.json-tree .jt-count { color: var(--color-text-dim); font-size: 11px; margin-left: 6px; }
.json-tree .jt-children { overflow: hidden; }
.json-tree .jt-children.collapsed { display: none; }

.yaml-tree .jt-key { color: var(--color-accent); }
.yaml-tree .jt-row { padding: 2px 6px; }
.yaml-tree ul { padding-left: 24px; border-left: 1px solid var(--border-panel); margin-left: 7px; }
.yaml-tree > ul { border-left: none; margin-left: 0; padding-left: 0; }
.yaml-tree .jt-type-badge {
    font-size: 10px; padding: 0 4px; border-radius: 3px; margin-left: 6px;
    font-weight: 600; line-height: 16px; vertical-align: middle;
}
.yaml-tree .jt-type-badge.type-object { background: rgba(137,180,250,.15); color: var(--color-accent); }
.yaml-tree .jt-type-badge.type-array { background: rgba(203,166,247,.15); color: var(--color-purple); }
.yaml-tree .jt-type-badge.type-string { background: rgba(166,227,161,.15); color: var(--color-green); }
.yaml-tree .jt-type-badge.type-number { background: rgba(250,179,135,.15); color: var(--color-orange); }
.yaml-tree .jt-type-badge.type-boolean { background: rgba(13,202,240,.15); color: var(--color-accent2); }
.yaml-tree .jt-type-badge.type-null { background: rgba(243,139,168,.15); color: var(--color-red); }

/* PDF 查看器 */
.pdf-viewer-container {
    flex: 1; display: none; flex-direction: column; overflow: hidden;
}
.pdf-viewer-container iframe {
    flex: 1; border: none; width: 100%; background: #525659;
}
.pdf-info-bar {
    height: 32px; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel);
    display: flex; align-items: center; padding: 0 16px; gap: 8px; flex-shrink: 0;
}
.pdf-info-bar .pdf-info-text { font-size: 12px; color: var(--color-text-muted); }
.pdf-info-bar .pdf-info-size { font-size: 11px; color: var(--color-text-dim); }

/* 右键菜单 */
.context-menu {
    position: fixed; background: var(--bg-panel); border: 1px solid var(--border-panel);
    border-radius: 6px; padding: 4px 0; min-width: 160px; z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,.3); display: none;
}
.context-menu-item {
    display: flex; align-items: center; gap: 8px; padding: 6px 14px;
    font-size: 13px; cursor: pointer; color: var(--color-text);
}
.context-menu-item:hover { background: var(--color-hover); }
.context-menu-item.danger { color: var(--color-red); }
.context-menu-item i { width: 16px; text-align: center; }
.context-menu-divider { height: 1px; background: var(--border-panel); margin: 4px 0; }

/* 模态框 */
.modal-content { background: var(--bg-panel); color: var(--color-text); border: 1px solid var(--border-panel); }
.modal-header { border-bottom: 1px solid var(--border-panel); }
.modal-footer { border-top: 1px solid var(--border-panel); }
.modal-title { color: var(--color-text); }
.btn-close { filter: invert(1); }
[data-theme="light"] .btn-close { filter: none; }
.form-control, .form-select { background: var(--bg-main); color: var(--color-text); border-color: var(--border-panel); }
.form-control:focus, .form-select:focus { background: var(--bg-main); color: var(--color-text); border-color: var(--color-accent); box-shadow: 0 0 0 2px rgba(137,180,250,.25); }
.form-label { color: var(--color-text-muted); font-size: 13px; }
.form-check-input { background-color: var(--border-panel); }
.form-check-input:checked { background-color: var(--color-accent); border-color: var(--color-accent); }

/* 导出树 */
.export-check-all {
    padding: 8px 14px; border-bottom: 1px solid var(--border-panel);
    font-size: 13px; color: var(--color-text-muted);
}
.export-tree { max-height: 400px; overflow-y: auto; padding: 8px 14px; }
.export-node {
    display: flex; align-items: center; gap: 6px; padding: 3px 0;
    font-size: 13px; color: var(--color-text);
}
.export-node i { font-size: 14px; }
.export-node.dir i { color: var(--color-accent); }
.export-node.file i { color: var(--color-green); }

/* 浅色主题覆盖 */
[data-theme="light"] .editor-container .CodeMirror { background: #fff; color: #24292f; }
[data-theme="light"] .editor-toolbar .btn-outline-secondary { color: #57606a; border-color: #d0d7de; }
[data-theme="light"] .editor-toolbar .btn-outline-secondary.active { background: #0969da; color: #fff; border-color: #0969da; }

/* Markdown 工具栏 */
.md-toolbar {
    height: 34px; background: var(--bg-panel); border-bottom: 1px solid var(--border-panel);
    display: none; align-items: center; padding: 0 10px; gap: 2px; flex-shrink: 0; overflow-x: auto;
}
.md-toolbar::-webkit-scrollbar { height: 3px; }
.md-toolbar::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 2px; }
.md-toolbar .md-btn {
    background: none; border: 1px solid transparent; color: var(--color-text-muted);
    font-size: 13px; padding: 2px 7px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center; min-width: 28px;
    transition: background .15s, color .15s, border-color .15s;
}
.md-toolbar .md-btn:hover { background: var(--color-hover); color: var(--color-text); border-color: var(--border-panel); }
.md-toolbar .md-btn:active { background: var(--color-active); color: var(--color-accent2); }
.md-toolbar .md-sep { width: 1px; height: 18px; background: var(--border-panel); margin: 0 4px; flex-shrink: 0; }
.md-toolbar .md-btn .md-btn-text { font-size: 11px; font-weight: 700; font-family: "JetBrains Mono", monospace; }

/* Python 运行按钮 */
.btn-run {
    background: var(--color-green); color: #fff;
    border: 1px solid var(--color-green); font-size: 12px; font-weight: 600;
    padding: 4px 14px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center; gap: 4px;
}
.btn-run:hover { opacity: .85; color: #1e1e2e; }
.btn-stop {
    background: var(--color-red); color: #fff;
    border: 1px solid var(--color-red); font-size: 12px; font-weight: 600;
    padding: 4px 14px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center; gap: 4px;
}
.btn-stop:hover { opacity: .85; color: #fff; }
.badge.bg-python { background: #306998; color: #fff; }
.badge.bg-lua { background: #000080; color: #fff; }

/* Python 文件树图标 */
.tree-icon.file-py { color: #306998; }
/* Lua 文件树图标 */
.tree-icon.file-lua { color: #000080; }

/* 运行面板 */
.runner-panel {
    height: 260px; min-height: 120px; background: var(--bg-panel);
    border-top: 1px solid var(--border-panel);
    display: flex; flex-direction: column; flex-shrink: 0;
}
.runner-header {
    height: 32px; display: flex; align-items: center; padding: 0 12px;
    border-bottom: 1px solid var(--border-panel); gap: 12px; flex-shrink: 0;
}
.runner-title { font-size: 12px; font-weight: 600; color: var(--color-text-muted); display: flex; align-items: center; gap: 6px; }
.runner-title i { color: var(--color-green); }
.runner-tabs { display: flex; gap: 2px; }
.runner-tab {
    background: none; border: 1px solid transparent; color: var(--color-text-muted);
    font-size: 11px; padding: 2px 10px; border-radius: 4px; cursor: pointer;
    display: inline-flex; align-items: center; gap: 4px;
}
.runner-tab:hover { background: var(--color-hover); color: var(--color-text); }
.runner-tab.active { background: var(--color-active); color: var(--color-accent2); border-color: var(--color-accent2); }
.runner-badge {
    background: var(--color-red); color: #fff; font-size: 9px; font-weight: 700;
    padding: 0 4px; border-radius: 8px; min-width: 14px; text-align: center; line-height: 14px;
}
.runner-action {
    background: none; border: none; color: var(--color-text-dim); cursor: pointer;
    padding: 2px 6px; border-radius: 4px; font-size: 12px;
}
.runner-action:hover { background: var(--color-hover); color: var(--color-text); }
.runner-body { flex: 1; overflow: auto; padding: 0; }
.runner-body::-webkit-scrollbar { width: 6px; height: 6px; }
.runner-body::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }
.runner-output, .runner-error {
    margin: 0; padding: 12px 16px; font-family: "JetBrains Mono", "Fira Code", monospace;
    font-size: 13px; line-height: 1.6; white-space: pre-wrap; word-break: break-all;
    color: var(--color-text); background: transparent; border: none;
}
.runner-error { color: var(--color-red); }
.runner-images { padding: 12px 16px; display: flex; flex-direction: column; gap: 12px; }
.runner-image-wrap {
    display: flex; justify-content: center; padding: 8px;
    background: #fff; border-radius: 6px; border: 1px solid var(--border-panel);
}
.runner-image { max-width: 100%; height: auto; cursor: pointer; transition: opacity .15s; }
.runner-image:hover { opacity: .85; }
.runner-image-wrap { position: relative; }
.runner-image-wrap::after {
    content: '\F3DF'; font-family: bootstrap-icons; position: absolute;
    top: 6px; right: 8px; font-size: 14px; color: #666; background: rgba(255,255,255,.8);
    border-radius: 4px; padding: 2px 4px; pointer-events: none; opacity: 0; transition: opacity .15s;
}
.runner-image-wrap:hover::after { opacity: 1; }

/* 灯箱 */
.lightbox-overlay {
    display: none; position: fixed; inset: 0; z-index: 2000;
    background: rgba(0,0,0,.85); flex-direction: column;
}
.lightbox-overlay.open { display: flex; }
.lightbox-toolbar {
    height: 40px; display: flex; align-items: center; padding: 0 12px; gap: 6px;
    background: rgba(0,0,0,.6); flex-shrink: 0;
}
.lightbox-btn {
    background: rgba(255,255,255,.12); border: none; color: #ccc;
    padding: 4px 10px; border-radius: 4px; cursor: pointer; font-size: 14px;
    display: inline-flex; align-items: center;
}
.lightbox-btn:hover { background: rgba(255,255,255,.25); color: #fff; }
.lightbox-hint {
    flex: 1; text-align: center; font-size: 11px; color: rgba(255,255,255,.4);
}
.lightbox-body {
    flex: 1; overflow: hidden; display: flex; align-items: center; justify-content: center;
    cursor: grab; user-select: none;
}
.lightbox-body.dragging { cursor: grabbing; }
.lightbox-body img {
    max-width: 95vw; max-height: calc(100vh - 52px); object-fit: contain;
    transition: transform .1s ease; transform-origin: center center;
}

/* GeoJSON 地图查看器 */
.geojson-viewer {
    flex: 1; display: none; flex-direction: column; overflow: hidden;
}
.geojson-edit-panel {
    flex: 1; display: none; flex-direction: column; overflow: hidden;
}
.geojson-edit-panel .CodeMirror {
    flex: 1; height: 100%;
}
.geojson-body {
    flex: 1; display: flex; overflow: hidden;
}
.geojson-tree-panel {
    flex: 1; display: flex; flex-direction: column;
    border-right: 1px solid var(--border-panel); background: var(--bg-panel);
}
.geojson-tree-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px; font-size: 12px; font-weight: 600;
    border-bottom: 1px solid var(--border-panel); color: var(--color-text-muted);
}
.geojson-tree-actions { display: flex; gap: 2px; }
.geojson-tree-btn {
    background: none; border: 1px solid transparent; color: var(--color-text-dim);
    font-size: 12px; padding: 2px 6px; border-radius: 3px; cursor: pointer;
    display: inline-flex; align-items: center;
}
.geojson-tree-btn:hover { background: var(--color-hover); color: var(--color-text); border-color: var(--border-panel); }
.geojson-tree-body {
    flex: 1; overflow-y: auto; padding: 4px 0; font-size: 12px; font-family: monospace;
}
.geojson-map-panel {
    flex: 1; position: relative;
}
.geojson-map-panel .leaflet-container {
    width: 100%; height: 100%;
}

/* 样式编辑浮动面板 */
.geojson-style-toggle {
    position: absolute; top: 10px; right: 10px; z-index: 1000;
    width: 32px; height: 32px; border: 1px solid var(--border-panel);
    border-radius: 4px; background: var(--bg-panel); color: var(--color-text);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    font-size: 14px;
}
.geojson-style-toggle:hover { background: var(--bg-panel); filter: brightness(1.2); }
.geojson-style-panel {
    position: absolute; top: 10px; right: 10px; z-index: 1001;
    width: 260px; border: 1px solid var(--border-panel); border-radius: 6px;
    background: var(--bg-panel); box-shadow: 0 4px 12px rgba(0,0,0,.2);
    font-size: 12px; overflow: hidden;
}
.geojson-style-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 10px; font-weight: 600; border-bottom: 1px solid var(--border-panel);
}
.geojson-style-tabs {
    display: flex; border-bottom: 1px solid var(--border-panel);
}
.gs-tab {
    flex: 1; padding: 6px 0; border: none; background: none; cursor: pointer;
    color: var(--color-text-muted); font-size: 12px; border-bottom: 2px solid transparent;
}
.gs-tab:hover { color: var(--color-text); }
.gs-tab.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.gs-tab-content { display: none; }
.gs-tab-content.active { display: flex; }
.geojson-style-body { padding: 8px 10px; flex-direction: column; gap: 8px; }
.geojson-style-body label {
    display: flex; align-items: center; gap: 6px; color: var(--color-text-muted);
}
.gs-point-circle, .gs-point-icon {
    display: flex; flex-direction: column; gap: 8px;
}
.geojson-style-body label > span:first-child { width: 64px; flex-shrink: 0; }
.geojson-style-body input[type="color"] {
    width: 28px; height: 22px; padding: 0; border: 1px solid var(--border-panel);
    border-radius: 3px; cursor: pointer; background: none;
}
.geojson-style-body input[type="range"] { flex: 1; min-width: 0; height: 4px; }
.geojson-style-body input[type="text"] {
    flex: 1; min-width: 0; padding: 2px 4px; border: 1px solid var(--border-panel);
    border-radius: 3px; background: var(--bg-main); color: var(--color-text); font-size: 11px;
}
.geojson-style-body select {
    flex: 1; min-width: 0; padding: 2px 4px; border: 1px solid var(--border-panel);
    border-radius: 3px; background: var(--bg-main); color: var(--color-text); font-size: 11px;
}
.gs-range-val { width: 32px; text-align: right; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.gs-div-icon { background: none; border: none; }

.geojson-node { padding-left: 16px; }
.geojson-node-line {
    display: flex; align-items: center; gap: 4px; padding: 2px 8px; cursor: default;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.geojson-node-line:hover { background: var(--color-hover); }
.geojson-node-toggle {
    width: 14px; font-size: 10px; color: var(--color-text-dim); flex-shrink: 0;
    cursor: pointer; text-align: center; line-height: 1;
}
.geojson-node-toggle:hover { color: var(--color-text); }
.geojson-node-key { color: var(--color-accent); flex-shrink: 0; }
.geojson-node-colon { color: var(--color-text-dim); flex-shrink: 0; }
.geojson-node-val-str { color: var(--color-green); overflow: hidden; text-overflow: ellipsis; }
.geojson-node-val-num { color: var(--color-accent2); }
.geojson-node-val-bool { color: var(--color-yellow); }
.geojson-node-val-null { color: var(--color-text-dim); font-style: italic; }
.geojson-node-count { color: var(--color-text-dim); }
.geojson-node.collapsed > .geojson-children { display: none; }

.geojson-node-feature {
    border-left: 2px solid transparent; margin-left: 8px;
}
.geojson-node-feature:hover { border-left-color: var(--color-accent2); }
.geojson-node-feature .geojson-node-key { color: var(--color-accent2); }

.geojson-node-root { border: none; }
.geojson-node-root > .geojson-children { border-left: 1px dashed var(--border-panel); margin-left: 16px; }

/* ===== Python 智能补全样式 ===== */
.CodeMirror-hints {
    font-family: var(--font-mono, 'Consolas', 'Monaco', monospace);
    font-size: 13px;
    max-height: 260px;
    border-radius: 6px;
    padding: 4px 0;
    box-shadow: 0 4px 16px rgba(0,0,0,.25);
    z-index: 100;
}
.CodeMirror-hint {
    padding: 3px 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
li.CodeMirror-hint-active {
    background: var(--color-accent, #0dcaf0);
    color: #000;
}

/* 补全项类型标识 */
.python-hint-keyword::before {
    content: 'K'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #c678dd; color: #fff;
}
.python-hint-builtin::before {
    content: 'F'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #61afef; color: #fff;
}
.python-hint-module::before {
    content: 'M'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #98c379; color: #fff;
}
.python-hint-member::before {
    content: 'P'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #e5c07b; color: #000;
}
.python-hint-snippet::before {
    content: 'S'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #56b6c2; color: #fff;
}
.python-hint-local::before {
    content: 'L'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #7f8c8d; color: #fff;
}

/* Lua 补全项类型标识 */
.lua-hint-keyword::before {
    content: 'K'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #c678dd; color: #fff;
}
.lua-hint-builtin::before {
    content: 'F'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #61afef; color: #fff;
}
.lua-hint-snippet::before {
    content: 'S'; float: right; margin-left: 8px;
    font-size: 10px; font-weight: 700; line-height: 16px;
    padding: 0 4px; border-radius: 3px;
    background: #56b6c2; color: #fff;
}

/* 代码折叠栏样式 */
.CodeMirror-foldmarker {
    color: var(--color-text-dim);
    text-shadow: none;
    font-family: var(--font-mono, monospace);
    font-size: 12px;
    line-height: 1;
    padding: 0 4px;
    border-radius: 3px;
    background: var(--color-hover);
}
.CodeMirror-foldgutter {
    width: 16px;
}
.CodeMirror-foldgutter-open,
.CodeMirror-foldgutter-folded {
    cursor: pointer;
    color: var(--color-text-dim);
    line-height: 1;
    text-align: center;
}
.CodeMirror-foldgutter-open::after { content: '▾'; font-size: 10px; }
.CodeMirror-foldgutter-folded::after { content: '▸'; font-size: 10px; }
.CodeMirror-foldgutter-open:hover,
.CodeMirror-foldgutter-folded:hover {
    color: var(--color-text);
}

/* 当前行高亮 */
.CodeMirror-activeline-background {
    background: rgba(255,255,255,.04);
}
[data-theme="light"] .CodeMirror-activeline-background {
    background: rgba(0,0,0,.04);
}

/* 搜索匹配高亮 */
.CodeMirror-selection-highlight {
    background: rgba(255,200,0,.25);
}

/* PlantUML 样式 */
.badge.bg-plantuml { background: #fabb00; color: #000; }
.tree-icon.file-puml { color: #fabb00; }
.plantuml-preview { display: flex; justify-content: center; align-items: center; padding: 20px; background: #fff; min-height: 200px; overflow: auto; }
.plantuml-preview img { max-width: 100%; height: auto; }
.plantuml-loading { color: var(--color-text-dim); padding: 20px; text-align: center; }
.plantuml-error { color: #e06c75; padding: 12px; font-family: monospace; white-space: pre-wrap; }