.account-button{font-size:12px;padding:6px 9px;color:#e8e6dc;border:1px solid #5b6b75;border-radius:4px;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.account-button:hover{background:#ffffff12}.header-actions{gap:10px}.app-header{gap:28px}.main-nav{gap:22px}.demo-badge{font-size:10px}.job-banner{display:flex;align-items:center;gap:12px;padding:10px 18px;background:#edf2e6;border-bottom:1px solid #d8e1cf;flex:none}.job-description{min-width:0;flex:1;display:flex;flex-direction:column;font-size:11px;line-height:1.7}.job-description strong{font-weight:600;color:#4c6342}.job-description span{color:#798873;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.job-banner progress{width:82px;height:6px;accent-color:#667f50}.lecture-actions{display:flex;gap:10px;flex-wrap:wrap}.lecture-content .derivation-block{padding:6px 0}.lecture-content .derivation-block h3{font-size:20px}.lecture-content .katex-display{overflow-x:auto;overflow-y:hidden;padding:4px 0}.lecture-content .katex{font-size:1.08em}.chat-messages .katex{font-size:1.04em}.image-caption{color:#7b8576;font-style:italic;font-size:.88em}.source-content{white-space:normal!important;max-width:900px;margin:0 auto;padding:30px 40px;line-height:1.85;font-family:var(--sans);font-size:14px;overflow-wrap:anywhere}.source-intro{padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:22px}.source-intro h2{font-family:var(--serif);font-size:27px;margin:0 0 7px}.source-intro p{color:#88917f;font-size:12px}.source-document{margin-bottom:32px}.source-heading{border-bottom:1px solid #e4e8dd;padding-bottom:12px;margin-bottom:15px}.source-heading h3{font-family:var(--serif);font-size:21px;font-weight:500}.source-heading span{font-size:10px;color:#8b987c}.source-segment{margin:18px 0}.source-locator{color:#8e805e;letter-spacing:.4px;font-size:10px;margin-bottom:7px}.source-body{white-space:pre-wrap;font-family:var(--sans);font-size:13px;line-height:1.95;margin:0;color:#54624b;overflow-wrap:anywhere}.source-downloads{padding-top:20px;border-top:1px solid var(--line)}.source-downloads h3{font-size:14px;font-weight:500;margin-bottom:12px}.source-downloads a{display:block;font-size:12px;color:#6f805e;margin:8px 0}.settings-dialog{width:min(850px,calc(100vw - 48px));max-height:calc(100dvh - 40px)}.auth-dialog{width:min(500px,calc(100vw - 40px))}.settings-form{padding:0 28px 22px}.settings-form>.dialog-footer{padding-left:0;padding-right:0;padding-bottom:0}.settings-form .form-field{margin:0 0 16px}.settings-form input,.settings-form select{width:100%;padding:9px 11px;font-size:12px;border:1px solid #d9e1cf;border-radius:4px;background:#fffffb}.settings-grid,.upload-preferences{display:grid;grid-template-columns:1fr 1fr;gap:16px}.settings-section{border-top:1px solid #e3e8d9;padding-top:20px;margin-top:20px}.settings-section:first-child{border-top:0;padding-top:0;margin-top:0}.settings-section h3{font-family:var(--serif);font-size:20px;margin-bottom:5px}.settings-section>.field-help{margin-bottom:15px}.setting-check{display:flex;gap:8px;align-items:center;font-size:11px;color:#7a866e;margin-bottom:15px}.setting-check input{width:14px;height:14px}.prompt-summary{padding:16px 18px;background:#f1f5e9;border:1px solid #dce6d0;border-radius:5px;margin:20px 0;font-size:12px;color:#6d7e5f;line-height:1.9}.prompt-summary strong{font-weight:500;color:#4a6540}.prompt-summary p{margin-top:5px}.form-error{color:#9b6249;font-size:12px;line-height:1.8;min-height:22px;margin:8px 0}.archive-row{display:flex;gap:8px;align-items:center;margin:10px 0}.archive-row>.library-course{flex:1}.archive-row>.icon-button{flex-shrink:0;color:#9f9b86}.archive-row>.icon-button:hover{color:#a5674b;background:#fbf1e9}.empty-library{font-size:14px;color:#879477;line-height:2;padding:18px 4px}.danger{background:#97614c;color:white;border-color:#97614c}.upload-preferences select{width:100%;padding:8px 10px;background:#fffffb;border:1px solid #d9e1cf;border-radius:4px;font-size:12px}.assistant-message p{margin:8px 0}.assistant-message ul,.assistant-message ol{padding-left:20px;margin:8px 0}.assistant-message pre{overflow:auto;white-space:pre;padding:12px;background:#eff3e9;font-size:11px;border-radius:4px}.message-label{display:block;font-size:10px;color:#93977f;margin-bottom:7px;letter-spacing:.4px}.settings-form .privacy-note{font-size:11px;color:#929b87;line-height:1.8}.lecture-content .material-notice .secondary-button{margin-top:10px}.chat-messages{scroll-behavior:auto}.dialog{overscroll-behavior:contain}#auth-switch{max-width:55%;white-space:normal;text-align:left}.dialog-footer a{text-decoration:none}.header-info{display:none}
@media(max-width:1200px){.demo-badge{display:none}.app-header{gap:22px}.brand-name{font-size:20px}.main-nav{gap:18px}.account-button{font-size:11px;padding:5px 8px}.header-actions{gap:8px}}
@media(max-height:620px){.settings-dialog{max-height:calc(100dvh - 24px)}.dialog-heading{padding-top:22px;padding-bottom:18px}.settings-form{padding-bottom:16px}}
.answer-suggestions{display:flex;flex-direction:column;align-items:flex-start;gap:5px;margin-top:12px}.answer-suggestions button{text-align:left;font-size:11px;line-height:1.7;color:#6c805c;border:1px solid #dae3cd;border-radius:4px;padding:5px 8px;white-space:normal;background:#fafcf4}.regenerate-area{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);align-items:center}.regenerate-area .source-note{font-size:10px;max-width:280px}.uncertainty-item{padding:10px 0;border-top:1px solid #e4e5d6}.lecture-tools{gap:7px}.job-banner progress{flex-shrink:0}