:root{color-scheme:light;--bg:#f2f1ec;--surface:#faf9f5;--paper:#fffefa;--ink:#263d36;--muted:#65716b;--line:#dadfd6;--accent:#2c5b49;--soft:#e7eee6;--warn:#805821;--warn-bg:#fff3d9;--serif:Georgia,"Noto Serif SC","Songti SC",SimSun,serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.65 system-ui,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button,input,textarea,select{font:inherit;color:inherit}button{padding:9px 12px;border:1px solid var(--line);border-radius:7px;background:var(--surface);cursor:pointer;line-height:1.5;overflow-wrap:anywhere}button:hover:not(:disabled){border-color:var(--accent);background:var(--soft)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover:not(:disabled){background:#224737;color:#fff}.wide{width:100%}.text-button{border:0;background:transparent;padding:5px;color:var(--accent);font-size:12px}input:not([type=checkbox]),textarea,select{width:100%;min-width:0;border:1px solid var(--line);border-radius:6px;background:var(--paper);padding:10px 11px}textarea{resize:vertical;line-height:1.8}input::placeholder,textarea::placeholder{color:var(--muted);opacity:.9}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}[hidden]{display:none!important}h1,h2,p{margin:0}h2{font-size:16px;font-weight:600}.muted,.help{color:var(--muted)}.help{font-size:12px;line-height:1.8;margin:8px 0 14px}.eyebrow{font-size:9px;letter-spacing:1.5px;color:var(--muted)}.topbar{min-height:72px;display:flex;align-items:center;justify-content:space-between;padding:14px 30px;background:#243e34;color:#f5f4ed;gap:20px}.brand{display:flex;align-items:center;gap:12px;font:23px var(--serif);white-space:nowrap}.brand-seal{display:grid;place-items:center;width:36px;height:36px;border:1px solid #a3b6a3;border-radius:3px;font-size:24px}.brand small{display:inline-block;font:11px system-ui,sans-serif;letter-spacing:2px;color:#c2cfc4;margin-left:14px}.topbar nav{display:flex;gap:24px;font-size:12px;flex-wrap:wrap}.workspace{max-width:1800px;margin:auto;display:grid;grid-template-columns:240px minmax(0,1fr) 326px;align-items:start;min-height:calc(100vh - 72px)}.workspace>*{min-width:0}.library{padding:30px 22px;background:var(--surface);border-right:1px solid var(--line);min-height:calc(100vh - 72px)}.section-heading{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.local-tag{border:1px solid var(--line);border-radius:4px;padding:1px 5px;font-size:10px;color:var(--muted)}h1{font:26px/1.65 var(--serif);letter-spacing:1px;margin:24px 0 10px}.intro{font-size:12px;margin-bottom:25px}.library-title{display:flex;align-items:center;justify-content:space-between;margin:28px 0 12px}.work-list{display:grid;gap:8px;max-height:310px;overflow:auto}.work-entry{display:block;text-align:left;width:100%;padding:11px 12px;background:transparent}.work-entry[aria-current=true]{border-color:var(--accent);background:var(--soft)}.work-entry strong{display:block;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.work-entry small{display:block;color:var(--muted);font-size:10px;margin-top:5px}.library details{border-top:1px solid var(--line);margin-top:24px;padding-top:17px}summary{cursor:pointer;font-size:13px;font-weight:500;overflow-wrap:anywhere}summary span{font-size:11px;color:var(--muted);margin-left:6px}.version-list{max-height:290px;overflow:auto;display:grid;gap:7px}.version-list button{font-size:11px;text-align:left}.button-stack{display:grid;gap:8px}.legacy-record{padding:12px 0;border-bottom:1px solid var(--line)}.legacy-record button{font-size:11px;margin:5px 0;max-width:100%}.legacy-record strong{overflow-wrap:anywhere;font-size:12px}hr{border:0;border-top:1px solid var(--line);margin:20px 0}.writing-column{padding:24px clamp(16px,3vw,44px) 35px}.document-bar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:4px 0 21px;font-size:11px;color:var(--muted)}.document-label{color:var(--accent);letter-spacing:1px}.paper{background:var(--paper);border:1px solid var(--line);border-radius:3px;box-shadow:0 8px 28px #253d3610;padding:34px clamp(16px,3vw,40px) 16px}.paper .title-input{font:26px/1.5 var(--serif);background:transparent;border:0;border-radius:0;padding:0 0 22px}.paper-rule{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:13px;margin-bottom:25px;font-size:9px;letter-spacing:1.5px;color:var(--muted)}.paper .manuscript{padding:0;border:0;background:transparent;font:17px/2.15 var(--serif);min-height:510px;max-height:1000px;border-radius:0}.paper .manuscript::placeholder{font-size:15px;line-height:2.2}.paper-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:20px;padding-top:12px;font-size:11px;color:var(--muted)}.footnote{font-size:11px;color:var(--muted);text-align:center;margin-top:23px;line-height:1.9}.assistant-panel{padding:30px 24px;border-left:1px solid var(--line);background:var(--surface);min-height:calc(100vh - 72px)}.assistant-panel>h2{font:24px/1.6 var(--serif);margin:7px 0 24px}.assistant-panel label{display:flex;justify-content:space-between;gap:5px;font-size:12px;margin:16px 0 7px}.assistant-panel label span:not(.consent span){font-size:10px;color:var(--muted)}.worldbook-panel{margin-top:17px}.worldbook-panel textarea{margin-top:10px}.assistant-divider{border-top:1px solid var(--line);margin:24px 0}fieldset{padding:0;border:0;min-width:0}legend{font-size:14px;font-weight:600;padding:0;margin-bottom:12px}.action-tabs{display:flex;gap:4px;padding:4px;background:var(--soft);border-radius:7px}.action-tabs button{flex:1;min-width:0;padding:7px 3px;font-size:12px;border:0;background:transparent;white-space:nowrap}.action-tabs [aria-pressed=true]{background:var(--paper);box-shadow:0 1px 4px #263d3614}.assistant-panel .consent{display:flex;justify-content:flex-start;align-items:flex-start;gap:8px;line-height:1.8;margin:20px 0 16px;font-size:11px}.consent input{width:16px;height:16px;margin:3px 0 0;flex-shrink:0;accent-color:var(--accent)}.consent span{font-size:11px;color:var(--muted)}.cost-note{font-size:10px;margin-top:12px}.process-note{border-top:1px solid var(--line);padding-top:17px;display:flex;gap:12px;flex-wrap:wrap;font-size:9px;color:var(--muted)}#cancel-generation{margin-top:8px}.notice{border:1px solid #d5b98d;border-radius:6px;padding:12px 14px;background:var(--warn-bg);color:var(--warn);font-size:12px;margin:12px 0;overflow-wrap:anywhere}.recovery-actions{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.recovery-actions:has(button:not([hidden])){margin-bottom:16px}.candidate-panel{border:1px solid var(--accent);background:var(--paper);border-radius:6px;padding:24px;margin-top:24px}.candidate-header{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center}.candidate-header h2{font:22px/1.8 var(--serif);margin-top:4px}.candidate-badge{font-size:10px;color:var(--accent);background:var(--soft);padding:4px 8px;border-radius:4px}.candidate-panel pre{font:16px/2 var(--serif);white-space:pre-wrap;overflow-wrap:anywhere;margin:14px 0 23px;max-height:480px;overflow:auto}.candidate-panel details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 0;margin-top:12px}.candidate-panel details pre{color:var(--muted);font-size:14px}.candidate-actions{display:flex;gap:8px;flex-wrap:wrap}.candidate-actions button{font-size:12px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1700px){.workspace{grid-template-columns:270px minmax(0,1fr) 355px}}
@media(max-width:1150px){.workspace{grid-template-columns:190px minmax(0,1fr) 280px}.library{padding:24px 16px}.assistant-panel{padding:24px 16px}.writing-column{padding:24px 16px}.paper{padding:25px 22px 16px}h1{font-size:23px}.paper .title-input{font-size:23px}}
@media(max-width:900px){.workspace{grid-template-columns:minmax(0,1fr) 290px}.library{grid-column:1/-1;min-height:0;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:12px 24px}.section-heading,.library h1,.library .intro{display:none}.library>.primary{align-self:start}.library-title{margin:0;align-self:center;grid-column:2;grid-row:1}.work-list{grid-column:1/-1;display:flex;max-height:none;overflow:auto;padding-bottom:4px}.work-entry{min-width:170px;max-width:240px}.library details{margin-top:0;padding-top:12px}.version-list{max-height:130px}.assistant-panel{min-height:0}.writing-column{padding:22px 16px}.paper .manuscript{min-height:410px}}
@media(max-width:620px){.topbar{padding:13px 16px;flex-wrap:wrap;gap:12px}.brand{font-size:21px}.brand small{font-size:10px;margin-left:8px}.topbar nav{width:100%;gap:24px;font-size:11px}.workspace{display:flex;flex-direction:column}.workspace>*{width:100%}.library{padding:16px;gap:12px;grid-template-columns:1fr 1fr}.library h2{font-size:14px}.library summary{font-size:12px}.writing-column{padding:18px 14px 24px}.paper{padding:24px 18px 15px}.paper .title-input{font-size:22px}.paper .manuscript{font-size:16px;min-height:310px}.paper .manuscript::placeholder{font-size:14px}.assistant-panel{border-left:0;border-top:1px solid var(--line);padding:24px 20px}.assistant-panel textarea{font-size:16px}.assistant-panel>h2{margin-bottom:16px}.candidate-panel{padding:17px}.candidate-actions button{flex-grow:1}.document-bar{margin-bottom:13px}.footnote{text-align:left}.help{font-size:11px}}
@media(prefers-color-scheme:dark){:root{color-scheme:dark;--bg:#18201d;--surface:#202a25;--paper:#26302a;--ink:#e7e8db;--muted:#adb7ab;--line:#435047;--accent:#a0c6ad;--soft:#334538;--warn:#f0ce99;--warn-bg:#3b3223}.topbar{background:#17291f}button.primary{background:#a0c6ad;color:#17291f}button.primary:hover:not(:disabled){background:#b8d6c1;color:#17291f}.paper{box-shadow:0 8px 30px #0002}.brand-seal{border-color:#a0c6ad}.notice{border-color:#74603f}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}