:root{--ink:#253830;--green:#245c47;--pale:#e8f0e9;--muted:#748179;--line:#dde4dc;--paper:#fffefb;--bg:#f4f5f0;--red:#a64f3c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button,input,textarea,select{font:inherit}button,a.button{border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink);padding:8px 14px;cursor:pointer;text-decoration:none;white-space:nowrap}button:hover,a.button:hover{background:var(--pale)}button:disabled{opacity:.42;cursor:not-allowed}.primary{background:var(--green)!important;border-color:var(--green)!important;color:#fff!important}.primary:hover{filter:brightness(1.12)}.quiet{background:transparent;border-color:transparent;color:var(--muted)}label{display:block;font-weight:600;font-size:12px;letter-spacing:.03em}input,textarea,select{display:block;width:100%;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;color:var(--ink);outline:none;margin-top:6px;font-weight:400}input:focus,textarea:focus,select:focus{border-color:#54846c;box-shadow:0 0 0 3px #245c4710}textarea{resize:vertical}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-.04em;font-weight:650}h2{font-size:20px}h3{font-size:16px}.muted,small{color:var(--muted)}.error{color:var(--red)}.eyebrow{color:var(--muted);font-size:11px;letter-spacing:.1em}.mark{display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;color:white;background:var(--green);border-radius:12px;font:21px Georgia,serif}.mark.small{width:30px;height:30px;font-size:17px;border-radius:8px}.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 20% 20%,#dbe7d6 0,transparent 60%),var(--bg)}.login-card{width:430px;background:var(--paper);border:1px solid #d6dfd3;border-radius:18px;padding:42px;box-shadow:0 20px 70px #293d2410}.login-card 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button.selected{border-color:var(--green);color:var(--green);font-weight:600}#savedStatus{font-size:11px}.writing-grid{display:grid;grid-template-columns:minmax(270px,1.25fr) minmax(260px,1fr);gap:22px;align-items:start}.editor-panel{min-width:0}.editor-panel input{font-size:18px;padding:12px 14px;background:var(--paper)}.body-label{display:flex;justify-content:space-between;align-items:center;margin-top:20px;font-size:11px;color:var(--muted)}#body{min-height:410px;font-size:15px;line-height:1.9;padding:20px;background:var(--paper);border-radius:10px;resize:vertical}.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}.actions button{font-size:12px}.hint{color:var(--muted);font-size:11px;line-height:1.75;margin-top:10px}.ai-panel{border:1px solid var(--line);background:#fbfcf8;border-radius:12px;padding:18px;min-width:0}.ai-heading{display:flex;gap:10px;align-items:center}.ai-heading h3{margin:0;font-size:15px}.ai-heading small{font-size:10px}.spark{font-size:25px;color:var(--green)}.chat{height:360px;overflow:auto;scrollbar-width:thin;padding-right:3px}.chat-empty{padding:68px 18px 30px;text-align:center;color:var(--muted);font-size:12px;line-height:1.9}.chat-message{margin:18px 0}.chat-user{background:var(--pale);border-radius:9px 9px 0 9px;padding:10px 12px;font-size:12px;white-space:pre-wrap}.chat-reply{white-space:pre-wrap;font:12px/1.9 inherit;font-family:inherit;padding:12px 0;margin:0;overflow-wrap:anywhere}.chat-meta{font-size:10px;color:var(--muted);margin-top:4px}.chat-message button{font-size:10px;padding:4px 9px;margin-right:6px}.chat-message .error{font-size:11px}.chat-reply.loading{color:var(--muted)}#prompt{height:88px;min-height:72px;font-size:12px;line-height:1.7;resize:vertical;margin-top:15px}.ai-actions{display:flex;align-items:center;justify-content:space-between;margin-top:10px;font-size:10px}.ai-actions button{font-size:11px}.empty{text-align:center;padding:14vh 20px;color:var(--muted)}.empty h2{color:var(--ink);font-weight:500;margin:18px 0 10px}.empty-icon{font:55px Georgia;color:#729379}.empty p{line-height:1.9;font-size:13px}.preview-tools{display:flex;justify-content:space-between;align-items:center}.preview-tools h3{margin:0}.preview-tools p{font-size:11px;margin:4px 0}.preview-tools .button{font-size:11px}.paper{max-width:640px;background:white;border:1px solid var(--line);margin:28px auto;padding:38px 32px;box-shadow:0 8px 24px #333a2208}.paper h1{font-size:23px;line-height:1.55;padding-bottom:20px;border-bottom:1px solid #eee}.preview-note{max-width:640px;margin:auto;color:var(--muted);font-size:11px}#previewIssues{color:var(--red)}#historyTab>p{font-size:12px}details{border:1px solid var(--line);border-radius:9px;padding:14px 18px;background:white;margin:12px 0}summary{cursor:pointer;font-size:12px}details pre{white-space:pre-wrap;font:13px/1.9 inherit;font-family:inherit}.event{font-size:12px;padding:8px 0;border-bottom:1px solid var(--line)}dialog{border:1px solid var(--line);border-radius:14px;padding:32px;width:460px;color:var(--ink);box-shadow:0 20px 80px #19362620}dialog::backdrop{background:#192c2340}dialog h2{margin:9px 0 20px}dialog textarea{min-height:120px}#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);max-width:75vw;background:#243c30;color:white;padding:13px 22px;border-radius:9px;box-shadow:0 5px 30px #0002;font-size:13px;z-index:20}#toast.error{background:#8a4837}[hidden]{display:none!important}@media(min-width:1550px){.workspace{padding-left:60px;padding-right:60px}.writing-grid{gap:30px}#body{min-height:480px}.chat{height:430px}}@media(max-width:1050px){.shell{grid-template-columns:220px 1fr}.workspace{padding:25px 22px}.writing-grid{grid-template-columns:1fr}.ai-panel{margin-top:8px}.chat{height:300px}.filters{gap:0}.filters button{font-size:10px;padding:4px 6px}.article-top h1{font-size:21px}}@media(max-width:650px){.shell{display:block}.sidebar{border-right:0;border-bottom:1px solid var(--line);padding:15px}.article-list{max-height:150px}.side-footer{display:none}.side-head h2{font-size:17px}.topbar{padding:0 15px}.workspace{padding:22px 15px}.login-card{width:calc(100vw - 32px);padding:28px}.steps{gap:7px;font-size:10px}.toolbar{align-items:start;gap:10px}.tabs{gap:15px}.article-top{gap:12px}.paper{padding:24px 20px}}
.admin-panel{max-width:980px;margin:auto;padding:44px 28px}.admin-panel h1{font-size:28px;margin:10px 0 14px}.admin-card{padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:12px;margin-top:22px}.admin-card select{max-width:340px}.admin-counts{display:flex;gap:12px;flex-wrap:wrap}.admin-counts span{padding:9px 16px;background:var(--pale);border-radius:8px}.module-row{display:flex;justify-content:space-between;gap:20px;padding:12px 0;border-bottom:1px solid var(--line)}.view-bar{background:#fff3db;border-bottom:1px solid #e2cfaa;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}.view-bar p{margin:3px 0 0;font-size:12px;color:#80683f}.view-bar label{min-width:160px}.view-bar select{margin-top:3px}.view-bar.preview{background:#eaf1f7;border-color:#cfdae4}.view-bar.preview p{color:#536d7f}@media(max-width:650px){.topbar{height:auto;min-height:65px;flex-wrap:wrap;padding:12px 15px;gap:10px}.account{flex-wrap:wrap;gap:8px}.view-bar{padding:14px 15px;align-items:start;flex-direction:column}.admin-panel{padding:26px 15px}.module-row{flex-direction:column;gap:3px}}
.inline-form{display:flex;gap:10px;align-items:center;margin:20px 0 8px}.inline-form input{margin:0}.material-results{max-height:400px;overflow:auto;margin-bottom:22px}.source-card{display:flex;gap:16px;justify-content:space-between;align-items:start;padding:16px;background:var(--paper);border:1px solid var(--line);border-radius:8px;margin:8px 0}.source-card>div{min-width:0}.source-card>div>button{text-align:left;white-space:normal;border:0;background:none;padding:0;font-weight:600}.source-card small{display:block;margin:8px 0}.source-card p{font-size:12px;color:var(--muted);margin:0;overflow-wrap:anywhere}.selected-materials{display:flex;flex-wrap:wrap;gap:8px}.source-chip{display:flex;align-items:center;gap:8px;padding:6px;background:var(--pale);border-radius:8px;max-width:100%}.source-chip button{font-size:12px;white-space:normal;text-align:left}.source-chip small{white-space:nowrap}#materialNotes{min-height:160px;margin-bottom:12px}.source-dialog{width:min(850px,90vw);max-height:85vh;overflow:auto}.source-dialog pre{white-space:pre-wrap;font:14px/1.9 inherit;font-family:inherit}.tabs{flex-wrap:wrap}.chat-sources{font-size:10px;color:var(--muted);margin-top:5px}
#publicationTab{padding:24px;background:#fff;border:1px solid var(--line);border-radius:14px}#publicationTab label{margin-top:12px}#publicationTab textarea{min-height:96px}.title-choices{display:flex;gap:8px;flex-wrap:wrap}.title-choices button{text-align:left}.share-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.cover-choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.cover-card{border:1px solid var(--line);border-radius:12px;padding:14px;background:#faf9f5}.cover-card canvas{width:100%;height:auto;border-radius:8px}.cover-card>button{width:100%;margin-top:12px}.cover-card button.selected{background:#204b3c;color:white}.cover-card details{margin-top:12px;font-size:12px;overflow-wrap:anywhere}.publication-actions{position:sticky;bottom:0;background:#fff;padding:16px 0;border-top:1px solid var(--line);margin-top:20px}#publicationRawText{white-space:pre-wrap;max-height:300px;overflow:auto}#publicationRendered{overflow:hidden}.toolbar{flex-wrap:wrap;gap:8px}.tabs{flex-wrap:wrap}@media(max-width:1200px){.cover-choices{grid-template-columns:1fr}.share-grid{grid-template-columns:1fr}}