.app-footer{z-index:30;color:var(--text-soft);opacity:.8;cursor:default;pointer-events:none;-webkit-user-select:none;user-select:none;letter-spacing:.02em;text-align:right;font-size:11px;line-height:1.7;position:fixed;bottom:10px;right:14px}.app-footer a{pointer-events:auto;color:var(--text-soft);text-decoration:none}.app-footer a:hover{text-decoration:underline}:root{--bg:#fff;--bg-soft:#f6f8fa;--text:#1f2328;--text-soft:#57606a;--border:#d0d7de;--accent:#0969da;--accent-soft:#0969da1a;--code-bg:#f6f8fa;--topbar-bg:#ffffffd9;--hl-comment:#6e7781;--hl-keyword:#cf222e;--hl-string:#0a3069;--hl-number:#0550ae;--hl-title:#8250df;--hl-builtin:#0550ae;--hl-attr:#953800;--hl-variable:#57606a;--toc-width:220px;--content-max:760px;--topbar-h:56px;--radius:8px;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;--reader-font-size:16px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}html[data-font-size=small]{--reader-font-size:14px}html[data-font-size=large]{--reader-font-size:18px}[data-theme=dark]{--bg:#0d1117;--bg-soft:#161b22;--text:#e6edf3;--text-soft:#8b949e;--border:#30363d;--accent:#4493f8;--accent-soft:#4493f826;--code-bg:#161b22;--topbar-bg:#0d1117d9;--hl-comment:#8b949e;--hl-keyword:#ff7b72;--hl-string:#a5d6ff;--hl-number:#79c0ff;--hl-title:#d2a8ff;--hl-builtin:#79c0ff;--hl-attr:#ffa657;--hl-variable:#8b949e}@media (prefers-color-scheme:dark){html:not([data-theme]){--bg:#0d1117;--bg-soft:#161b22;--text:#e6edf3;--text-soft:#8b949e;--border:#30363d;--accent:#4493f8;--accent-soft:#4493f826;--code-bg:#161b22;--topbar-bg:#0d1117d9;--hl-comment:#8b949e;--hl-keyword:#ff7b72;--hl-string:#a5d6ff;--hl-number:#79c0ff;--hl-title:#d2a8ff;--hl-builtin:#79c0ff;--hl-attr:#ffa657;--hl-variable:#8b949e}}*,:before,:after{box-sizing:border-box}html,body{margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{font-family:var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;line-height:1.75;transition:background-color .2s,color .2s}button{cursor:pointer;font-family:inherit}a{color:var(--accent)}[hidden]{display:none!important}#app{flex-direction:column;min-height:100svh;display:flex}.topbar{z-index:50;height:var(--topbar-h);background:var(--topbar-bg);-webkit-backdrop-filter:saturate(180%)blur(8px);backdrop-filter:saturate(180%)blur(8px);border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:0 16px;display:flex;position:sticky;top:0}.topbar__brand{color:var(--text);border-radius:var(--radius);-webkit-user-select:text;user-select:text;background:0 0;border:none;align-items:center;gap:8px;padding:4px 6px;font-size:17px;font-weight:600;display:flex}.topbar__brand:hover{background:var(--bg-soft)}.topbar__brand .logo-mark{width:22px;height:22px;color:var(--accent);flex-shrink:0}.topbar__spacer{flex:1}.topbar__sep{background:var(--border);flex-shrink:0;width:1px;height:20px;margin:0 4px}.topbar__action{border-radius:var(--radius);min-width:34px;height:34px;color:var(--text-soft);background:0 0;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:0 10px;font-size:14px;transition:background-color .15s,color .15s;display:inline-flex}.topbar__action:hover{background:var(--bg-soft);color:var(--text)}.topbar__action svg{width:18px;height:18px}.topbar__site{flex-shrink:0;text-decoration:none}.topbar__site svg{width:20px;height:20px}.topbar__site svg path{stroke:var(--accent)}.topbar__filename{background:var(--accent-soft);max-width:26vw;color:var(--text-soft);white-space:nowrap;text-overflow:ellipsis;-webkit-user-select:none;user-select:none;border-radius:999px;flex-shrink:1;align-items:center;min-width:0;padding:2px 10px;font-size:12.5px;display:inline-flex;overflow:hidden}.topbar__save-main{border-radius:var(--radius);background:var(--accent);color:#fff;border:1px solid #0000;align-items:center;height:34px;padding:0 16px;font-size:14px;font-weight:500;transition:filter .15s;display:inline-flex}.topbar__save-main:hover{filter:brightness(1.08)}.topbar__save-main[hidden]{display:none}.topbar__menu{flex-shrink:0;align-items:center;display:inline-flex;position:relative}.topbar__menu-trigger{border-radius:var(--radius);height:34px;color:var(--text-soft);background:0 0;border:1px solid #0000;align-items:center;gap:4px;padding:0 12px;font-size:14px;font-weight:500;transition:background-color .15s,color .15s;display:inline-flex}.topbar__menu-trigger:hover,.topbar__menu-trigger.is-open{background:var(--bg-soft);color:var(--text)}.topbar__caret{flex-shrink:0;width:14px;height:14px;transition:transform .15s}.topbar__menu-trigger.is-open .topbar__caret{transform:rotate(180deg)}.topbar__action.topbar__menu-trigger{min-width:34px;padding:0}.topbar__menu-sep{background:var(--border);height:1px;margin:4px 8px}.topbar__check{color:var(--accent);margin-left:auto;display:none}.topbar__menu-item--check[aria-checked=true] .topbar__check{display:block}.topbar__menu-panel{top:calc(var(--topbar-h) + 8px);z-index:200;border:1px solid var(--border);background:var(--topbar-bg,var(--bg));border-radius:12px;min-width:190px;padding:6px;position:fixed;box-shadow:0 12px 32px #00000024,0 2px 8px #00000014}.topbar__menu-item{width:100%;height:38px;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;padding:0 10px;font-size:14px;transition:background-color .15s;display:flex}.topbar__menu-item:hover{background:var(--bg-soft)}.topbar__menu-item svg{width:17px;height:17px;color:var(--text-soft);flex-shrink:0}.topbar__menu-item--mobile,.topbar__menu-item--desktop{display:none}@media (min-width:900px){.topbar__menu-item--desktop{display:flex}}.theme-ico{display:none}html[data-theme-pref=light] .theme-ico--light,html[data-theme-pref=dark] .theme-ico--dark,html[data-theme-pref=system] .theme-ico--system{display:block}.layout{flex:1;min-height:0;display:flex}.toc{width:var(--toc-width);border-right:1px solid var(--border);background:var(--bg);top:var(--topbar-h);height:calc(100svh - var(--topbar-h));flex-shrink:0;padding:20px 12px;position:sticky;overflow-y:auto}.toc__title{letter-spacing:.05em;text-transform:uppercase;color:var(--text-soft);padding:0 8px 8px;font-size:12px;font-weight:600}.reader{flex:1;min-width:0;padding:32px 24px 96px;overflow-y:auto}.reader__inner{max-width:var(--content-max);margin:0 auto}.share-note{border:1px solid var(--accent);border-left:3px solid var(--accent);background:var(--bg);color:var(--text);border-radius:10px;align-items:center;gap:12px;margin:0 0 24px;padding:10px 12px 10px 14px;font-size:13px;line-height:1.55;display:flex}.share-note__text{flex:1;min-width:0}.share-note__close{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;flex-shrink:0;width:24px;height:24px;font-size:15px;line-height:1}.share-note__close:hover{opacity:.85}.reader__inner:has(>.editor){max-width:min(1600px,100%)}.toc-toggle{z-index:60;border:1px solid var(--border);background:var(--bg);height:36px;color:var(--text);border-radius:999px;padding:0 14px;display:none;position:fixed;bottom:16px;left:12px;box-shadow:0 2px 8px #0000001f}.toc-drawer{display:none}.empty{text-align:center;max-width:480px;margin:0 auto;padding:12vh 16px 0}.empty__title{color:var(--text);margin:0 0 8px;font-size:26px;font-weight:700}.empty__desc{color:var(--text-soft);margin:0 0 8px;font-size:15px}.empty__descSub{color:var(--text-soft);opacity:.85;margin:0 0 28px;font-size:13.5px}.empty__actions{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.empty__hint{color:var(--text-soft);opacity:.85;margin:22px 0 0;font-size:12.5px}.empty__credit{color:var(--text-soft);opacity:.7;margin:26px 0 0;font-size:12px}.empty__credit-link{color:inherit;text-decoration:none}.empty__credit-link:hover{text-decoration:underline}.empty__action{border:1px solid var(--border);background:var(--bg);height:40px;color:var(--text);border-radius:999px;padding:0 18px;font-size:14px;transition:border-color .15s,color .15s,background-color .15s}.empty__action:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.empty__recent{text-align:left;max-width:460px;margin:34px auto 0}.empty__recent-head{justify-content:space-between;align-items:baseline;padding:0 4px 8px;display:flex}.empty__recent-title{color:var(--text-soft);font-size:13px}.empty__recent-more{color:var(--accent);background:0 0;border:none;padding:0;font-size:13px}.empty__recent-more:hover{text-decoration:underline}.empty__recent-list{margin:0;padding:0;list-style:none}.empty__recent-item{border:none;border-bottom:1px dashed var(--border);text-align:left;background:0 0;border-radius:6px 6px 0 0;align-items:center;gap:12px;width:100%;padding:10px 12px;display:flex}.empty__recent-item:hover{background:var(--accent-soft)}.empty__recent-name{min-width:0;color:var(--text);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:14px;overflow:hidden}.empty__recent-badge{white-space:nowrap;border-radius:999px;flex-shrink:0;padding:1px 8px;font-size:11px;line-height:1.6}.empty__recent-badge--draft{background:var(--accent-soft);color:var(--accent)}.empty__recent-badge--file{background:var(--bg-soft);color:var(--text-soft);border:1px solid var(--border)}.empty__recent-time{color:var(--text-soft);flex-shrink:0;font-size:12px}.editor{width:100%;min-height:calc(100svh - var(--topbar-h) - 128px);flex-direction:column;gap:10px;margin:0 auto;display:flex}.editor__body{flex:1;align-items:stretch;gap:14px;min-height:60svh;display:flex}.editor__toolbar{border:1px solid var(--border);background:var(--bg-soft);border-radius:10px;align-items:center;gap:2px;padding:4px 6px;display:flex}.editor__tb-btn{min-width:30px;height:28px;color:var(--text-soft);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:0 6px;font-size:13.5px;line-height:1;display:inline-flex}.editor__tb-btn:hover{background:var(--accent-soft);color:var(--accent)}.editor__tb-btn svg{width:15px;height:15px}.editor__tb-btn--mono{font-family:var(--mono);font-size:12.5px}.editor__tb-sep{background:var(--border);width:1px;height:16px;margin:0 4px}.editor__area{border:1px solid var(--border);background:var(--bg-soft);width:100%;min-width:0;color:var(--text);font-family:var(--mono);resize:none;caret-color:var(--accent);border-radius:10px;flex:1;padding:16px 18px;font-size:15px;line-height:1.8}.editor__area:focus{outline:2px solid var(--accent);outline-offset:-1px}.editor__preview{border:1px dashed var(--border);background:var(--bg);overscroll-behavior:contain;border-radius:10px;flex:1;min-width:0;overflow-y:auto}.editor__preview .markdown-body{font-size:var(--reader-font-size);padding:18px 22px 40px}html[data-split=off] .editor__preview{display:none}.editor__hint{color:var(--text-soft);opacity:.85;justify-content:space-between;align-items:baseline;gap:16px;font-size:12.5px;display:flex}.editor__stats{font-variant-numeric:tabular-nums;flex-shrink:0}.reader__stats{color:var(--text-soft);font-variant-numeric:tabular-nums;margin:0 0 20px;font-size:12.5px}.findbar{top:var(--topbar-h);z-index:70;border:1px solid var(--border);background:var(--bg);border-top:none;border-right:none;border-radius:0 0 0 10px;flex-direction:column;gap:5px;padding:7px 10px 8px 12px;display:flex;position:fixed;right:0;box-shadow:-2px 3px 14px #0000001a}.findbar__row{align-items:center;gap:6px;display:flex}.findbar__toggle{width:24px;height:28px;color:var(--text-soft);background:0 0;border:none;justify-content:center;align-items:center;display:inline-flex}.findbar__toggle svg{width:14px;height:14px;transition:transform .15s}.findbar__toggle[aria-expanded=true] svg{transform:rotate(90deg)}.findbar__toggle:hover{color:var(--accent)}.findbar__replace-spacer{flex-shrink:0;width:24px}.findbar__input{border:1px solid var(--border);background:var(--bg-soft);width:150px;height:28px;color:var(--text);border-radius:6px;padding:0 10px;font-size:13px}.findbar__input:focus{outline:2px solid var(--accent);outline-offset:-1px}.findbar__count{text-align:center;min-width:44px;color:var(--text-soft);font-variant-numeric:tabular-nums;font-size:12px}.findbar__count.is-none{color:var(--text-soft);opacity:.7}.findbar__nav,.findbar__close{width:26px;height:26px;color:var(--text-soft);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.findbar__nav:hover,.findbar__close:hover{background:var(--accent-soft);color:var(--accent)}.findbar__nav svg,.findbar__close svg{width:14px;height:14px}.findbar__btn{border:1px solid var(--border);background:var(--bg-soft);height:26px;color:var(--text);white-space:nowrap;border-radius:6px;padding:0 10px;font-size:12.5px}.findbar__btn:hover{border-color:var(--accent);color:var(--accent)}mark.ml-find{color:inherit;background:#ffd54f8c;border-radius:2px;padding:0 1px}[data-theme=dark] mark.ml-find{color:inherit;background:#bb800973}mark.ml-find--current{color:#1f2328;background:#ffab00e6}[data-theme=dark] mark.ml-find--current{color:#1f2328;background:#ffab00f2}pre{position:relative}.ml-copy{border:1px solid var(--border);background:var(--bg);width:26px;height:26px;color:var(--text-soft);opacity:0;cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:opacity .15s,color .15s,border-color .15s;display:inline-flex;position:absolute;top:6px;right:6px}.ml-copy svg{width:14px;height:14px}pre:hover .ml-copy,.ml-copy.is-ok{opacity:1}.ml-copy:focus-visible{opacity:1}.ml-copy:hover{border-color:var(--accent);color:var(--accent)}.ml-copy.is-ok{color:#1a7f37;border-color:#1a7f37}@media (hover:none){.ml-copy{opacity:.85}}@page{size:A4;margin:18mm 16mm 20mm}@media print{.topbar,.toc,.toc-toggle,.toc-drawer,.app-footer,.findbar,.editor__hint,.editor__preview,.share-note,.ml-copy,.reader__stats{display:none!important}html,body{color:#000!important;background:#fff!important}.layout{display:block!important}.reader{height:auto!important;max-height:none!important;padding:0!important;overflow:visible!important}.reader__inner{max-width:100%!important}.markdown-body{max-width:178mm!important;font-size:11pt!important;line-height:1.62!important}a{text-decoration:none;color:#000!important}h1,h2,h3,h4{break-after:avoid}blockquote,table,figure,img{break-inside:avoid}pre{break-inside:auto;white-space:pre-wrap;word-break:break-word}}.mode-ico{display:none}.topbar__action[data-mode=edit] .mode-ico--edit,.topbar__action[data-mode=preview] .mode-ico--preview{display:block}.modal{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:12px;width:100%;max-width:min(560px,100vw - 32px);padding:0;box-shadow:0 12px 40px #0000002e}.modal::backdrop{background:#00000073}.modal__body{flex-direction:column;gap:14px;padding:22px 24px 20px;display:flex}.modal__title{margin:0;font-size:17px;font-weight:600}.modal__hint{color:var(--text-soft);margin:0;font-size:14px}.modal__textarea,.modal__input{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);width:100%;color:var(--text);font-family:var(--mono);resize:vertical;padding:10px 12px;font-size:14px}.modal__textarea{min-height:180px;line-height:1.6}.modal__input{height:40px}.modal__textarea:focus,.modal__input:focus{outline:2px solid var(--accent);outline-offset:-1px}.modal__actions{justify-content:flex-end;gap:10px;display:flex}.modal__btn{border-radius:var(--radius);border:1px solid var(--border);background:var(--bg);height:36px;color:var(--text);padding:0 16px;font-size:14px}.modal__btn--block{width:100%;display:block}.modal__btn--ghost:hover{background:var(--bg-soft)}.modal__btn--primary{background:var(--accent);border-color:var(--accent);color:#fff}.modal__btn--primary:hover{opacity:.9}.modal__btn--danger{color:#fff;background:#d1242f;border-color:#d1242f}.modal__btn--danger:hover{opacity:.9}.modal--draft .modal__body{max-height:min(70svh,560px)}.modal__head{justify-content:space-between;align-items:baseline;gap:10px;display:flex}.modal__count{color:var(--text-soft);flex-shrink:0;font-size:12px}.draft-list{flex-direction:column;gap:8px;min-height:0;margin:0 -4px;padding:0 4px;display:flex;overflow-y:auto}.draft-empty{color:var(--text-soft);text-align:center;margin:0;padding:8px 0;font-size:14px}.draft-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-soft);cursor:pointer;align-items:center;gap:10px;padding:10px 12px;transition:border-color .15s,background-color .15s;display:flex}.draft-item:hover{border-color:var(--accent);background:var(--accent-soft)}.draft-item__info{flex:1;min-width:0}.draft-item__name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.draft-item__meta{color:var(--text-soft);margin-top:2px;font-size:12px}.draft-item__acts{flex-shrink:0;align-items:center;gap:2px;display:inline-flex}.draft-item__act{width:28px;height:28px;color:var(--text-soft);background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;display:inline-flex}.draft-item__act:hover{background:var(--bg);color:var(--text)}.draft-item__act--del:hover{color:#d1242f;background:#d1242f1f}.draft-warn{color:#b35900;margin:0;font-size:12px}[data-theme=dark] .draft-warn{color:#f0883e}.draft-privacy{color:var(--text-soft);border-top:1px solid var(--border);margin:0;padding-top:10px;font-size:12px}.modal--lang .modal__body{gap:16px}.lang-group{border:0;flex-direction:column;gap:8px;margin:0;padding:0;display:flex}.lang-group__label{color:var(--text-soft);margin:0 0 2px;font-size:13px;font-weight:600}.lang-group__hint{color:var(--text-soft);margin:0;font-size:12px;line-height:1.6}.lang-opt{cursor:pointer;align-items:center;gap:8px;padding:4px 0;font-size:14px;display:flex}.lang-opt input{accent-color:var(--accent);width:15px;height:15px;margin:0}.lang-opt input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.modal__privacy{color:var(--text-soft);margin:0;font-size:12px;line-height:1.6}.modal--help{max-width:min(720px,100vw - 32px)}.modal--help .modal__body{gap:12px}.help-syntax__intro{color:var(--text-soft);margin:-4px 0 2px;font-size:13px;line-height:1.6}.help-keys__title{margin:10px 0 0;font-size:15px}.help-keys__intro{color:var(--text-soft);margin:2px 0 6px;font-size:12.5px;line-height:1.6}.help-keys{grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 18px;max-height:30svh;margin:0 -6px;padding:0 6px 2px;display:grid;overflow-y:auto}.help-keys__row{border-bottom:1px dashed var(--border);justify-content:space-between;align-items:center;gap:12px;padding:4px 0;display:flex}.help-keys__label{color:var(--text);font-size:13px}.help-keys__kbd{border:1px solid var(--border);background:var(--bg-soft);color:var(--text-soft);font-family:var(--mono);white-space:nowrap;border-radius:4px;flex-shrink:0;padding:1px 7px;font-size:11.5px;line-height:1.6}@media (max-width:640px){.help-keys{grid-template-columns:1fr}.editor__toolbar{flex-wrap:nowrap;overflow-x:auto}}.tts-active{background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent);border-radius:4px;transition:background-color .25s}.tts-bar{z-index:80;border:1px solid var(--border);background:var(--topbar-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:999px;align-items:center;gap:6px;padding:6px 10px;display:flex;position:fixed;bottom:18px;left:50%;transform:translate(-50%);box-shadow:0 6px 24px #00000024}.tts-bar__btn{width:32px;height:32px;color:var(--text-soft);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.tts-bar__btn:hover{background:var(--accent-soft);color:var(--accent)}.tts-bar__btn svg{width:17px;height:17px}.tts-bar__toggle{background:var(--accent);color:#fff}.tts-bar__toggle:hover{background:var(--accent);color:#fff;opacity:.88}.tts-bar__progress{text-align:center;min-width:44px;font-family:var(--mono);color:var(--text-soft);white-space:nowrap;font-size:12px}.tts-bar__rate{width:auto;min-width:44px;font-family:var(--mono);border-radius:999px;padding:0 8px;font-size:12px}.tts-bar__voice{border:1px solid var(--border);background:var(--bg);max-width:170px;height:28px;color:var(--text);white-space:nowrap;text-overflow:ellipsis;border-radius:999px;padding:0 6px;font-size:12px;overflow:hidden}@media (max-width:640px){.tts-bar{gap:4px;padding:5px 8px;bottom:12px}.tts-bar__voice{max-width:96px}}.tr-banner{top:calc(var(--topbar-h) + 10px);z-index:75;border:1px solid var(--accent);background:var(--bg);color:var(--text);border-radius:999px;align-items:center;gap:10px;max-width:min(86vw,520px);padding:6px 14px;font-size:13px;display:flex;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 4px 18px #0000001f}.tr-banner__text{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.tr-banner__restore{background:var(--accent);color:#fff;border:none;border-radius:999px;flex-shrink:0;height:26px;padding:0 12px;font-size:12.5px}.help-syntax{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-height:min(54svh,440px);margin:0 -6px;padding:0 6px 2px;display:grid;overflow-y:auto}.help-syntax__item{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-soft);flex-direction:column;gap:5px;padding:10px 12px 12px;display:flex}.help-syntax__name{color:var(--accent);margin:0;font-size:13.5px;font-weight:600}.help-syntax__desc{color:var(--text-soft);margin:0;font-size:12.5px;line-height:1.55}.help-syntax__example{background:var(--bg);border:1px solid var(--border);font-family:var(--mono);color:var(--text);white-space:pre;border-radius:6px;margin:2px 0 0;padding:8px 10px;font-size:12px;line-height:1.6;overflow-x:auto}@media (max-width:640px){.modal--help{max-height:calc(100svh - 40px)}.help-syntax{grid-template-columns:1fr}}.drop-overlay{z-index:180;background:var(--accent-soft);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);color:var(--accent);pointer-events:none;justify-content:center;align-items:center;font-size:15px;font-weight:600;display:none;position:fixed;top:0;bottom:0;left:0;right:0}.drop-overlay.is-visible{display:flex}.empty__action.is-loading,.modal__btn.is-loading{color:#0000;pointer-events:none;position:relative}.empty__action.is-loading:after,.modal__btn.is-loading:after{content:"";border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:18px;height:18px;margin:auto;animation:.7s linear infinite ml-spin;position:absolute;top:0;bottom:0;left:0;right:0}@keyframes ml-spin{to{transform:rotate(360deg)}}.toast-container{z-index:200;pointer-events:none;flex-direction:column;align-items:center;gap:8px;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}.toast{color:#fff;opacity:0;background:#24292f;border-radius:999px;max-width:80vw;padding:10px 16px;font-size:13px;transition:opacity .2s,transform .2s;transform:translateY(8px);box-shadow:0 4px 16px #0003}.toast--show{opacity:1;transform:translateY(0)}.toast--error{background:#d1242f}.toast--action{pointer-events:auto;border-radius:22px;align-items:center;gap:8px;display:flex}.toast__action{color:#5ea8ff;cursor:pointer;white-space:nowrap;background:0 0;border:0;border-left:1px solid #ffffff40;padding:2px 0 2px 10px;font-size:13px;font-weight:600}.toast__action:hover{text-decoration:underline}[data-theme=dark] .toast{background:#30363d}[data-theme=dark] .toast__action{color:#58a6ff}[data-theme=dark] .toast--error{background:#d1242f}@media (max-width:899px){.layout{flex-direction:column}.topbar{scrollbar-width:none;gap:4px;padding:0 10px;overflow-x:auto}.topbar::-webkit-scrollbar{display:none}.topbar__action{flex-shrink:0;padding:0 8px}.topbar__sep{margin:0 2px}.topbar__filename{max-width:22vw;padding:2px 8px;font-size:12px}.topbar__save-main{padding:0 10px}.topbar__brand-text,.topbar__action--desktop,.topbar__sep{display:none}.topbar__menu-item--mobile{display:flex}.topbar__menu-item--desktop{display:none}.topbar.is-overflow:not(.is-scroll-end){-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 26px),#0000);mask-image:linear-gradient(90deg,#000 calc(100% - 26px),#0000)}.findbar{padding:6px 8px 7px 10px;left:0}.findbar__input{flex:1;width:auto;min-width:0}.editor__preview{display:none!important}.toc{display:none}.reader{padding:20px 18px 96px}.toc-drawer{display:block}.toc-drawer__mask{z-index:90;opacity:0;visibility:hidden;background:#0006;transition:opacity .2s,visibility .2s;position:fixed;top:0;bottom:0;left:0;right:0}.toc-drawer__mask.is-open{opacity:1;visibility:visible}.toc-drawer__panel{z-index:91;background:var(--bg);border-right:1px solid var(--border);width:min(300px,85vw);padding:16px 12px 32px;transition:transform .2s;position:fixed;top:0;bottom:0;left:0;overflow-y:auto;transform:translate(-100%)}.toc-drawer__panel.is-open{transform:translate(0)}.toc-drawer__close{float:right;color:var(--text-soft);border-radius:var(--radius);background:0 0;border:none;padding:6px}.toc-drawer__close:hover{background:var(--bg-soft)}}.pwa-hint{top:calc(var(--topbar-h) + 10px);z-index:180;background:var(--bg);border:1px solid var(--border);max-width:min(420px,100vw - 32px);color:var(--text);border-radius:12px;align-items:center;gap:12px;padding:9px 12px 9px 14px;font-size:13px;animation:.25s ml-hint-in;display:flex;position:fixed;right:16px;box-shadow:0 8px 28px #00000024}@keyframes ml-hint-in{0%{opacity:0;transform:translate(10px)}to{opacity:1;transform:translate(0)}}.pwa-hint__text{flex:1;line-height:1.45}.pwa-hint__actions{flex-shrink:0;align-items:center;gap:8px;display:flex}.pwa-hint__btn{border:1px solid var(--border);color:var(--text-soft);white-space:nowrap;background:0 0;border-radius:999px;padding:5px 12px;font-size:13px}.pwa-hint__btn:hover{background:var(--bg-soft)}.pwa-hint__btn--primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.pwa-hint__btn--primary:hover{background:var(--accent);opacity:.9}.markdown-body{font-size:var(--reader-font-size,16px);color:var(--text);word-wrap:break-word;word-spacing:.05em;text-spacing:normal;line-height:1.75}.markdown-body .cn-en{margin:0 .13em}.markdown-body h1 .cn-en,.markdown-body h2 .cn-en,.markdown-body h3 .cn-en,.markdown-body h4 .cn-en,.markdown-body h5 .cn-en,.markdown-body h6 .cn-en{font-weight:inherit}.markdown-body h1,.markdown-body h2,.markdown-body h3,.markdown-body h4,.markdown-body h5,.markdown-body h6{scroll-margin-top:calc(var(--topbar-h) + 12px);margin:1.6em 0 .6em;font-weight:600;line-height:1.35}.markdown-body h1{border-bottom:1px solid var(--border);padding-bottom:.3em;font-size:1.8em}.markdown-body h2{border-bottom:1px solid var(--border);padding-bottom:.25em;font-size:1.4em}.markdown-body h3{font-size:1.2em}.markdown-body h4{font-size:1.05em}.markdown-body h5,.markdown-body h6{color:var(--text-soft);font-size:.95em}.markdown-body>:first-child{margin-top:0}.markdown-body p{margin:.6em 0}.markdown-body strong{font-weight:650}.markdown-body del{color:var(--text-soft)}.markdown-body a{color:var(--accent);text-decoration:none}.markdown-body a:hover{text-decoration:underline}.markdown-body code{font-family:var(--mono);background:var(--code-bg);border:1px solid var(--border);border-radius:6px;padding:.15em .4em;font-size:.88em}.markdown-body blockquote{border-left:4px solid var(--border);color:var(--text-soft);margin:.8em 0;padding:.1em 1em}.markdown-body blockquote>:first-child{margin-top:0}.markdown-body blockquote>:last-child{margin-bottom:0}.markdown-body ul,.markdown-body ol{margin:.6em 0;padding-left:1.8em}.markdown-body li{margin:.25em 0}.markdown-body li>ul,.markdown-body li>ol{margin:.2em 0}.markdown-body input[type=checkbox]{accent-color:var(--accent);vertical-align:-.1em;margin-right:.4em}.markdown-body li:has(>input[type=checkbox]:checked){color:var(--text-soft);text-decoration:line-through}.markdown-body hr{border:0;border-top:1px solid var(--border);margin:2em auto}.markdown-body img{border-radius:8px;max-width:100%;height:auto;margin:.8em auto;display:block}.markdown-body .img-fallback{text-align:center;border:1px dashed var(--border);color:var(--text-soft);border-radius:8px;margin:.8em 0;padding:1.2em 1em;font-size:.85em;display:block}.markdown-body .img-local{border:1px dashed var(--border);background:var(--bg-soft);border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:.8em 0;padding:.9em 1.1em;font-size:.88em;display:flex}.markdown-body .img-local__path{color:var(--text-soft);word-break:break-all;font-family:var(--mono);font-size:.92em}.markdown-body .img-local__btn{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;flex-shrink:0;padding:4px 14px;font-size:.95em}.markdown-body .img-local__btn:hover{opacity:.88}.markdown-body pre{background:var(--code-bg);border:1px solid var(--border);border-radius:8px;margin:.9em 0;padding:14px 16px;line-height:1.6;overflow-x:auto}.markdown-body pre code{background:0 0;border:none;padding:14px 16px;font-size:.88em;display:block}.markdown-body pre[data-lang]{padding-top:34px;position:relative}.markdown-body pre[data-lang]:after{content:attr(data-lang);z-index:1;font-family:var(--mono);letter-spacing:.02em;color:var(--text-soft);background:var(--bg-soft);border-left:1px solid var(--border);border-bottom:1px solid var(--border);border-radius:0 8px;padding:6px 12px;font-size:.74em;font-weight:600;line-height:1;position:absolute;top:0;right:0}.markdown-body .hljs-comment,.markdown-body .hljs-quote{color:var(--hl-comment);font-style:italic}.markdown-body .hljs-keyword,.markdown-body .hljs-selector-tag,.markdown-body .hljs-literal,.markdown-body .hljs-doctag,.markdown-body .hljs-section{color:var(--hl-keyword)}.markdown-body .hljs-string,.markdown-body .hljs-regexp,.markdown-body .hljs-addition,.markdown-body .hljs-template-tag,.markdown-body .hljs-template-variable,.markdown-body .hljs-meta .hljs-string{color:var(--hl-string)}.markdown-body .hljs-number,.markdown-body .hljs-symbol,.markdown-body .hljs-bullet,.markdown-body .hljs-meta{color:var(--hl-number)}.markdown-body .hljs-title,.markdown-body .hljs-title.function_,.markdown-body .hljs-title.class_,.markdown-body .hljs-title.class_.inherited__,.markdown-body .hljs-subst{color:var(--hl-title)}.markdown-body .hljs-built_in,.markdown-body .hljs-type,.markdown-body .hljs-params{color:var(--hl-builtin)}.markdown-body .hljs-attr,.markdown-body .hljs-attribute,.markdown-body .hljs-variable.language_,.markdown-body .hljs-selector-attr,.markdown-body .hljs-selector-pseudo{color:var(--hl-attr)}.markdown-body .hljs-variable,.markdown-body .hljs-deletion,.markdown-body .hljs-name,.markdown-body .hljs-emphasis{color:var(--hl-variable)}.table-wrap{border:1px solid var(--border);border-radius:8px;margin:.9em 0;overflow-x:auto}.markdown-body table{border-collapse:collapse;width:100%;font-size:.95em}.markdown-body th,.markdown-body td{border:1px solid var(--border);text-align:left;padding:8px 12px}.markdown-body th{background:var(--bg-soft);font-weight:600}.markdown-body tbody tr:nth-child(2n){background:var(--bg-soft)}.markdown-body tbody tr:hover{background:var(--accent-soft)}.md-math-block{text-align:center;margin:.9em 0;padding:4px 0;overflow-x:auto}.markdown-body .md-math .katex{font-size:1.05em}.markdown-body .md-math-block .katex-display{margin:0}.markdown-body pre.md-math-fallback{text-align:left;-webkit-user-select:text;user-select:text}.markdown-body pre.mermaid-rendered{text-align:center;padding:12px}.markdown-body pre.mermaid-rendered svg{max-width:100%;height:auto}.markdown-empty{color:var(--text-soft);text-align:center;padding:60px 0}.toc__list{flex-direction:column;gap:2px;display:flex}.toc__item{color:var(--text-soft);text-overflow:ellipsis;white-space:nowrap;border-radius:6px;padding:6px 8px;font-size:13.5px;line-height:1.5;text-decoration:none;transition:background-color .15s,color .15s;display:block;overflow:hidden}.toc__item:hover{background:var(--bg-soft);color:var(--text)}.toc__item[data-level="2"]{padding-left:22px}.toc__item[data-level="3"]{padding-left:36px}.toc__item[data-level="4"]{padding-left:50px}.toc__item.is-active{background:var(--accent-soft);color:var(--accent);font-weight:600}.toc__empty{color:var(--text-soft);margin:0;padding:2px 8px;font-size:13px}@media (min-width:900px){html[data-toc-collapsed] .toc{display:none}html[data-toc-collapsed] .toc-toggle{display:inline-flex}html:not([data-toc-collapsed]) .toc-toggle{display:none}}.toc-drawer__list{flex-direction:column;gap:2px;display:flex}@media (max-width:899px){.toc-drawer__list .toc__item{padding:12px 10px;font-size:14px;line-height:1.6}}
/*$vite$:1*/