:root{--dm-font-ui: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Roboto", "Droid Sans Fallback", "WenQuanYi Micro Hei", sans-serif;--dm-font-reading: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Roboto", "Droid Sans Fallback", "WenQuanYi Micro Hei", sans-serif;--dm-surface: #FFFFFF;--dm-line: #DEE3E5;--dm-control: #78838B;--dm-on-action: #FFFFFF;--dm-danger: #984E40;--dm-danger-bg: #FBEFEA;--dm-warning: #805B15;--dm-warning-bg: #FFF4DA;--dm-success: #24664C;--dm-success-bg: #EAF4ED;--dm-canvas: #FAFAF7;--dm-title: #24313A;--dm-text: #35434D;--dm-secondary: #52616A;--dm-muted: #657079;--dm-subtle: #F1F5F7;--dm-action: #275D78;--dm-hover: #204C63;--dm-pressed: #193D50;--dm-selected: #E7EFF4;--dm-focus: #275D78;--dm-on-action-muted: #D7E9F2;--dm-disabled-bg: #E9EDF0;--dm-disabled-text: #52616A;--dm-brand-size: 1.25rem;--dm-brand-line: 1.5;--dm-article-title-size: 1.75rem;--dm-article-title-line: 1.4;--dm-list-title-size: 1.25rem;--dm-list-title-line: 1.5;--dm-body-size: 1.125rem;--dm-body-line: 1.8;--dm-summary-size: 1rem;--dm-summary-line: 1.7;--dm-body-h1-size: 1.5rem;--dm-body-h1-line: 1.5;--dm-body-h2-size: 1.375rem;--dm-body-h2-line: 1.5;--dm-body-h3-size: 1.25rem;--dm-body-h3-line: 1.5;--dm-body-h4-size: 1.125rem;--dm-body-h4-line: 1.5;--dm-meta-size: .875rem;--dm-meta-line: 1.7;--dm-control-size: .875rem;--dm-control-line: 1.5;--dm-input-size: 1rem;--dm-input-line: 1.7;font-family:var(--dm-font-ui);color:var(--dm-text);background:var(--dm-canvas);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}@media(max-width:600px){:root{--dm-brand-size: 1.125rem;--dm-article-title-size: 1.5rem;--dm-article-title-line: 1.45;--dm-list-title-size: 1.125rem;--dm-body-size: 1.0625rem;--dm-summary-size: .9375rem;--dm-body-h1-size: 1.375rem;--dm-body-h2-size: 1.25rem;--dm-body-h3-size: 1.125rem;--dm-body-h4-size: 1.0625rem}}*{box-sizing:border-box}body{margin:0}[hidden]{display:none!important}button,input,textarea,select{font:inherit;color:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}a{color:var(--dm-action);text-underline-offset:4px}a:hover{color:var(--dm-hover)}a:active{color:var(--dm-pressed)}button{min-width:44px;min-height:44px;padding:8px 16px;background:var(--dm-surface);border:1px solid var(--dm-control);border-radius:8px;cursor:pointer;font-size:var(--dm-control-size);font-weight:600;line-height:var(--dm-control-line)}button:hover:not(:disabled){background:var(--dm-subtle)}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--dm-focus);outline-offset:4px}.primary{background:var(--dm-action);color:var(--dm-on-action);border-color:var(--dm-action)}.primary:hover:not(:disabled){background:var(--dm-hover)}button:active:not(:disabled){background:var(--dm-selected)}.primary:active:not(:disabled){background:var(--dm-pressed)}.primary:focus-visible{box-shadow:0 0 0 2px var(--dm-surface)}.primary:disabled{background:var(--dm-disabled-bg);color:var(--dm-disabled-text);border-color:var(--dm-control)}.text-button,.delete{border-color:transparent;background:transparent}.delete{color:var(--dm-danger)}.page{width:100%;max-width:804px;margin:auto;padding:32px 32px 64px}.article-page,.editing-page{max-width:744px}.masthead{padding:0;margin-bottom:32px}.brand{min-height:44px;display:inline-flex;align-items:center;gap:12px;color:var(--dm-action);text-decoration:none;font-size:var(--dm-brand-size);font-weight:600;line-height:var(--dm-brand-line)}.brand img{width:36px;height:36px}h1{margin:0;color:var(--dm-title);font-size:1.5rem;font-weight:600}.content{min-width:0}.notice{color:var(--dm-success);font-size:var(--dm-meta-size);line-height:1.7;margin-top:12px}.empty{padding:32px 0 48px;color:var(--dm-muted);line-height:1.8}.error{color:var(--dm-danger);line-height:1.8;overflow-wrap:anywhere}.error button{margin-left:8px}fieldset{padding:0;margin:0;border:0;min-width:0}label{display:block;font-size:.875rem;line-height:1.7;margin-bottom:24px}label>input:not([type=file]),textarea{display:block;width:100%;min-width:0;min-height:44px;border:1px solid var(--dm-control);background:var(--dm-surface);padding:10px 12px;border-radius:8px;margin-top:8px;font-size:1rem;line-height:1.7}textarea{resize:vertical}.actions,.action-group{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.actions{margin-top:24px}.actions a{display:inline-flex;align-items:center;min-height:44px;font-size:.875rem}.pagination{display:flex;justify-content:center;align-items:center;gap:24px;margin-top:40px;font-size:.875rem}.pagination a{min-height:44px;display:inline-flex;align-items:center}.body,.rich-body{font-family:var(--dm-font-reading);font-size:var(--dm-body-size);line-height:var(--dm-body-line);overflow-wrap:anywhere;white-space:pre-wrap}.body,.rich-body p{margin:0 0 16px}.rich-body h1{font-size:var(--dm-body-h1-size)}.rich-body h2{font-size:var(--dm-body-h2-size)}.rich-body h3,.rich-body .legacy-heading{font-size:var(--dm-body-h3-size)}.rich-body h4{font-size:var(--dm-body-h4-size)}.rich-body h1,.rich-body h2,.rich-body h3,.rich-body h4{color:var(--dm-title);line-height:var(--dm-body-h1-line);margin:32px 0 12px;font-weight:600;letter-spacing:0}.rich-body ul,.rich-body ol{padding-left:1.6em;margin:0 0 16px}.rich-body li p{margin:0}.rich-body li+li{margin-top:8px}.rich-body .question-block{background:var(--dm-subtle);border-left:3px solid var(--dm-control);padding:20px;margin:24px 0;color:inherit;min-width:0}.question-block>:first-child{margin-top:0}.question-block>:last-child{margin-bottom:0}.photos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.photos.single{grid-template-columns:1fr}.photo{display:block;border:0;padding:0;border-radius:3px;cursor:zoom-in;background:transparent;align-self:start;overflow:hidden}.photo img{display:block;width:100%;height:auto}.inline-photo{margin:24px 0}.viewer{padding:56px 12px 12px;max-width:96vw;max-height:96dvh;border:0;border-radius:12px;background:var(--dm-surface);overflow:auto}.viewer::backdrop{background:#24313aed}.viewer>button{position:sticky;top:0;float:right;margin-top:-48px;width:44px;padding:0;border:0;font-size:1.5rem}.viewer img{display:block;max-width:100%;height:auto}.admin-heading{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.publication-tabs{display:flex;gap:24px;flex-wrap:wrap;border-bottom:1px solid var(--dm-line);margin:16px 0 0}.publication-tabs button{border:0;border-bottom:2px solid transparent;border-radius:0;padding:8px 0;background:transparent;color:var(--dm-muted)}.publication-tabs [aria-current=page]{border-bottom-color:var(--dm-action);color:var(--dm-action);font-weight:600}.admin-row{display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--dm-line);padding:20px 0}.admin-row>div:first-child{min-width:0}.admin-row h2{font-size:var(--dm-list-title-size);line-height:var(--dm-list-title-line);margin:0 0 4px}.title-button{padding:0;min-height:44px;border:0;border-radius:0;background:transparent;color:var(--dm-title);font-size:inherit;line-height:inherit;text-align:left;overflow-wrap:anywhere;font-weight:600}.title-button:hover:not(:disabled){background:transparent;color:var(--dm-action)}.admin-row time,.editor-meta{font-variant-numeric:tabular-nums;font-size:var(--dm-meta-size);color:var(--dm-muted);line-height:1.7}.admin-row .actions{flex:none;margin:0;gap:4px}.editor{margin-top:24px;scroll-margin-top:24px}.article-title-field{margin-bottom:12px}.admin-page .article-title-field>input{font-size:var(--dm-article-title-size);line-height:var(--dm-article-title-line);font-weight:600;color:var(--dm-title)}.editor-meta{display:flex;gap:16px;flex-wrap:wrap;align-items:baseline}.rich-editor{margin-top:24px}.format-toolbar{display:flex;gap:8px 16px;flex-wrap:wrap;padding:8px 0;border-top:1px solid var(--dm-line);border-bottom:1px solid var(--dm-line);position:sticky;top:0;background:var(--dm-surface);z-index:2}.format-group{display:flex;align-items:center;gap:4px;min-width:0;max-width:100%}.format-toolbar button,.format-toolbar select{padding:6px 8px;border-color:transparent}.format-toolbar select{font-size:var(--dm-control-size);font-weight:600;line-height:var(--dm-control-line);background:var(--dm-surface);border:1px solid transparent;border-radius:8px;min-height:44px;max-width:100%;cursor:pointer}.format-toolbar button[aria-pressed=true]:not(:disabled){background:var(--dm-selected);color:var(--dm-action);box-shadow:inset 0 -2px var(--dm-action)}.rich-editor .tiptap{min-height:280px;padding:24px 0;outline:0}.rich-editor .tiptap>:first-child{margin-top:0}.editor-count{line-height:var(--dm-meta-line);text-align:right;color:var(--dm-muted);font-size:var(--dm-meta-size)}.article-settings{margin:24px 0;border-top:1px solid var(--dm-line);padding-top:16px}.article-settings summary,.source summary{display:flex;align-items:center;min-height:44px;cursor:pointer;font-size:.875rem}.article-settings summary:before,.source summary:before{content:"›";font-size:1.25rem;width:20px}.article-settings[open] summary:before,.source[open] summary:before{content:"⌄"}.article-settings label{margin-top:16px}.url-preview,.source{font-size:var(--dm-meta-size);line-height:1.7;overflow-wrap:anywhere;color:var(--dm-muted)}.editor-actions{justify-content:space-between;align-items:flex-start;gap:12px 24px}.secondary-actions{gap:8px}.inline-image{margin:24px 0;position:relative}.inline-image img{display:block;height:auto;border:2px solid transparent;cursor:pointer}.inline-image.selected img{border-color:var(--dm-action)}.image-actions{display:flex;flex-wrap:wrap;gap:4px;padding:8px 0;background:var(--dm-surface)}.image-actions button{padding:6px 12px}.image-size{display:flex;align-items:center;gap:8px;width:100%;min-width:0}.image-size label{display:flex;align-items:center;gap:8px;flex:1;min-width:0;margin:0;font-size:.875rem}.image-size input[type=range]{flex:1;min-width:0;width:0;min-height:44px;padding:0;margin:0;border:0;accent-color:var(--dm-action);cursor:ew-resize}.image-size output{min-width:4ch;text-align:right;font-variant-numeric:tabular-nums}.image-picker{width:min(820px,calc(100vw - 24px));max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);padding:24px;border:1px solid var(--dm-line);border-radius:12px;background:var(--dm-surface);color:var(--dm-text);overflow:auto}.image-picker::backdrop{background:#24313a70}.image-picker header{display:flex;align-items:center;justify-content:space-between}.image-picker h2{font-weight:600;font-size:1.25rem;color:var(--dm-title);margin:0}.image-picker header button{border:0;width:44px;padding:0;font-size:1.5rem}.image-picker [role=tablist]{display:flex;gap:16px;margin:12px 0 24px;border-bottom:1px solid var(--dm-line)}.image-picker [role=tab]{border:0;border-radius:0}.image-picker [aria-selected=true]{color:var(--dm-action);background:var(--dm-selected);border-bottom:2px solid var(--dm-action);font-weight:600}.image-picker footer{position:sticky;bottom:-24px;background:var(--dm-surface);padding:16px 0 4px;border-top:1px solid var(--dm-line);font-size:.875rem}.image-picker footer .actions{margin-top:12px;justify-content:flex-end}.library-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.library-filters input,.library-filters select{font-size:1rem;border:1px solid var(--dm-control);border-radius:8px;min-height:44px;padding:8px;min-width:0;max-width:100%;background:var(--dm-surface)}.library-filters input[aria-label=按标题搜索]{flex:1;min-width:140px}.asset-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:24px}.asset{position:relative;display:block;width:100%;border:2px solid transparent;padding:4px;text-align:left;min-width:0;background:var(--dm-subtle)}.asset.chosen{border-color:var(--dm-action);background:var(--dm-selected)}.asset.chosen small{color:var(--dm-text)}.asset img{width:100%;height:116px;object-fit:contain;display:block}.asset span,.asset small{display:block;overflow-wrap:anywhere;font-size:var(--dm-meta-size);font-weight:400}.asset small{line-height:var(--dm-meta-line);color:var(--dm-muted)}.selection-number{position:absolute;top:8px;right:8px;border-radius:50%;background:var(--dm-action);color:var(--dm-on-action);min-width:24px;height:24px;text-align:center;line-height:24px;font-size:var(--dm-meta-size)}.upload{position:relative;overflow:hidden;min-height:64px;border:1px dashed var(--dm-control);border-radius:8px;display:flex;align-items:center;justify-content:center;gap:12px;color:var(--dm-action)}.upload input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;width:100%;height:100%}.upload:focus-within{outline:2px solid var(--dm-focus);outline-offset:4px}.upload-card{min-width:0}.upload-card progress{width:100%;accent-color:var(--dm-action)}.upload-card .error{font-size:var(--dm-meta-size)}.upload-card>small{font-size:var(--dm-meta-size);color:var(--dm-muted)}@media(max-width:600px){.page{padding:24px 20px 64px}.brand img{width:32px;height:32px}.admin-heading h1{font-size:1.25rem}.rich-body .question-block{padding:16px}.photos{grid-template-columns:1fr}.admin-row{align-items:flex-start;flex-wrap:wrap;gap:8px}.admin-row .actions{margin-left:auto}.format-toolbar{column-gap:12px}.image-picker{padding:16px}.image-picker footer{bottom:-16px}.asset-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.asset img{height:100px}}@media(max-width:400px){.image-size{flex-wrap:wrap}.image-size label{display:grid;grid-template-columns:1fr auto;flex-basis:100%}.image-size input[type=range]{grid-column:1 / -1;grid-row:2;width:100%}.image-size output{grid-column:2;grid-row:1}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}.alignment-buttons{display:inline-flex;flex:none;gap:2px}.format-toolbar .alignment-buttons button{display:grid;place-items:center;width:44px;min-height:44px;padding:8px}:root :is(button,input,textarea,select):disabled{background:var(--dm-disabled-bg);color:var(--dm-disabled-text);border-color:var(--dm-control);cursor:default;opacity:1}