:root{--bg:#f6f4ef;--panel:#fff;--ink:#22201c;--sub:#76716a;--line:#e4dfd6;--acc:#b5482a;--acc2:#f3e3dc;--ok:#3d8b5a;--warn:#c58a1b;
  --paper:#fffdf8;--hm0:#ebe6dd;--hm1:#f0c9b9;--hm2:#e0937a;--hm3:#c5603f;--hm4:#8f3a20}
@media (prefers-color-scheme:dark){:root{--bg:#171614;--panel:#211f1c;--ink:#e9e4da;--sub:#9a948a;--line:#35322d;--acc:#e0704f;--acc2:#3a2a24;
  --paper:#1c1b18;--hm0:#2a2824;--hm1:#5a3428;--hm2:#874431;--hm3:#b8583b;--hm4:#e5774f}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;height:100vh;overflow:hidden}
button,select,input,textarea{font:inherit;color:inherit}
button{background:var(--acc);color:#fff;border:0;border-radius:6px;padding:5px 12px;cursor:pointer;white-space:nowrap}
button:hover{filter:brightness(1.08)}
button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
button.sm{padding:2px 8px;font-size:12px}
button:disabled{opacity:.5;cursor:wait}
input,select,textarea{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:5px 8px}
textarea{width:100%;resize:vertical}
input:focus,textarea:focus,select:focus{outline:2px solid var(--acc2);border-color:var(--acc)}
#top{height:48px;display:flex;align-items:center;gap:10px;padding:0 14px;border-bottom:1px solid var(--line);background:var(--panel)}
.brand{font-weight:700;color:var(--acc);margin-right:6px}
#bookSel{max-width:240px}
#todayBar{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--sub)}
.bar{width:140px;height:8px;background:var(--hm0);border-radius:4px;overflow:hidden}.bar i{display:block;height:100%;background:var(--acc)}
#shell{display:flex;height:calc(100vh - 48px)}
#nav{width:92px;border-right:1px solid var(--line);background:var(--panel);padding-top:8px;flex-shrink:0}
#nav a{display:block;padding:9px 16px;cursor:pointer;color:var(--sub)}
#nav a.on{color:var(--acc);background:var(--acc2);font-weight:600}
#main{flex:1;overflow:auto;padding:18px 22px;min-width:0}
#ai{width:420px;flex-shrink:0;border-left:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column}
#ai.hidden{display:none}
.ai-head{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line)}
.ai-head #aiMeta{font-size:12px;color:var(--sub);margin-left:auto}
#aiBody{flex:1;overflow:auto;padding:12px 14px}
#aiActions{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px;border-top:1px solid var(--line)}
#aiActions:empty{display:none}
.md h1,.md h2,.md h3{margin:.8em 0 .4em;line-height:1.3}.md h1{font-size:20px}.md h2{font-size:17px}.md h3{font-size:15px}
.md table{border-collapse:collapse;margin:8px 0;font-size:13px}.md td,.md th{border:1px solid var(--line);padding:4px 8px}
.md blockquote{margin:6px 0;padding:4px 12px;border-left:3px solid var(--acc);color:var(--sub)}
.md code{background:var(--acc2);padding:0 4px;border-radius:3px}
.prose{white-space:pre-wrap;font-family:"Songti SC","Noto Serif SC",serif;font-size:15px;line-height:1.9}
h2.pt{margin:0 0 14px;font-size:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:14px}
.card h3{margin:0 0 10px;font-size:15px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:14px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.stat b{display:block;font-size:22px}.stat span{font-size:12px;color:var(--sub)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.form{display:grid;grid-template-columns:80px 1fr;gap:8px 10px;align-items:start}
.form label{color:var(--sub);padding-top:5px;font-size:13px}
.muted{color:var(--sub);font-size:12px}
.hm{display:grid;grid-template-rows:repeat(7,12px);grid-auto-flow:column;gap:3px}
.hm i{width:12px;height:12px;border-radius:2px;background:var(--hm0)}
.ms{display:flex;flex-direction:column;gap:6px}.ms div{display:flex;gap:8px;align-items:center}
.ms .dot{width:10px;height:10px;border-radius:50%;background:var(--hm0)}.ms .done .dot{background:var(--ok)}
.split{display:flex;gap:14px;height:100%}
.list{width:240px;flex-shrink:0;overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.list .grp{padding:8px 12px 4px;font-size:12px;color:var(--sub);display:flex;justify-content:space-between;align-items:center}
.list .it{padding:6px 12px;cursor:pointer;display:flex;gap:6px;align-items:center;border-left:3px solid transparent}
.list .it:hover{background:var(--bg)}.list .it.on{background:var(--acc2);border-left-color:var(--acc)}
.list .it .t{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.list .it .w{font-size:11px;color:var(--sub)}
.st{width:8px;height:8px;border-radius:50%;flex-shrink:0;background:var(--hm0)}
.st.草稿{background:var(--warn)}.st.定稿{background:var(--ok)}.st.已发布{background:#4a74c9}
.editor-wrap{flex:1;display:flex;flex-direction:column;min-width:0;gap:8px}
.editor-wrap .title{font-size:18px;font-weight:600;border:0;background:transparent;padding:4px 0;border-bottom:1px solid var(--line);border-radius:0}
#editor{flex:1;min-height:300px;background:var(--paper);font-family:"Songti SC","Noto Serif SC",serif;font-size:16px;line-height:2;padding:16px 22px;resize:none}
details.ol summary{cursor:pointer;color:var(--sub);font-size:13px}
.tools{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0}
.tools button{background:var(--acc2);color:var(--acc);font-size:12px;padding:3px 9px}
.plan-item{border:1px solid var(--line);border-radius:8px;padding:8px 10px;margin-bottom:8px}
.plan-item b{display:block}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:8px 16px;border-radius:8px;opacity:0;transition:.2s;pointer-events:none;z-index:9}
#toast.on{opacity:.92}
#modal{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:8}
#modal.hidden{display:none}
.modal-box{background:var(--panel);border-radius:10px;padding:16px;width:min(800px,92vw);max-height:85vh;overflow:auto}
.spin{display:inline-block;width:14px;height:14px;border:2px solid var(--acc2);border-top-color:var(--acc);border-radius:50%;animation:s 1s linear infinite;vertical-align:-2px;margin-right:6px}
@keyframes s{to{transform:rotate(360deg)}}
table.t{width:100%;border-collapse:collapse}table.t td,table.t th{border-bottom:1px solid var(--line);padding:6px;text-align:left;vertical-align:top}
.kb{display:flex;gap:14px}.kb .list{height:calc(100vh - 100px)}
.kb .md{flex:1;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px 24px;overflow:auto;height:calc(100vh - 100px)}
@media (max-width:1300px){body.ai-open .split>.list{display:none}}
@media (max-width:900px){#nav{width:64px}#nav a{padding:9px 8px;font-size:12px}#ai{position:fixed;inset:48px 0 0 auto;width:100%;z-index:5}.split{flex-direction:column}.list{width:100%;max-height:200px}#todayBar .bar{display:none}}