.brain-page{max-width:1180px}.brain-header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.brain-header h1{font-size:30px;margin:7px 0 10px;line-height:1.4}.brain-eyebrow{font-size:10px;letter-spacing:.1em;color:var(--brand);font-weight:650}.brain-muted{font-size:13px;line-height:1.8;color:var(--text-secondary)}.brain-subnav{display:flex;flex-wrap:wrap;gap:20px;border-bottom:1px solid var(--border);font-size:12px;margin-bottom:22px}.brain-subnav>*{padding:0 0 13px;color:var(--text-muted)}.brain-subnav>[aria-current]{color:var(--text);border-bottom:2px solid var(--brand)}.brain-subnav a:hover{color:var(--brand)}.brain-workflow{display:flex;gap:20px;align-items:center;justify-content:space-between;padding:19px 24px;background:var(--surface);border:1px solid var(--border);border-radius:8px;margin-bottom:26px}.brain-workflow>div{min-width:0}.brain-workflow b{display:block;font-size:12px;font-weight:600;color:var(--text)}.brain-workflow span{display:block;font-size:11px;color:var(--text-muted);margin-top:7px}.brain-workflow i{font-style:normal;color:var(--text-muted)}.brain-toolbar{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:center}.brain-filters{display:flex;flex-wrap:wrap;gap:6px}.brain-filters button{font-size:12px;color:var(--text-secondary);border:1px solid var(--border);background:transparent;padding:8px 13px;min-height:38px;border-radius:6px;cursor:pointer}.brain-filters button[aria-pressed=true]{color:var(--text);background:var(--brand-soft);border-color:var(--brand)}.brain-search{flex:1 1 220px;max-width:320px}.brain-search input{width:100%;min-width:0;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:6px;padding:10px 13px;font-size:13px;min-height:40px}.brain-search input::placeholder{color:var(--text-muted)}.brain-library-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:18px 0 13px}.brain-library-head p{font-size:11px;color:var(--text-muted)}.brain-text-button{color:var(--brand);border:0;background:transparent;min-height:36px;font-size:12px;cursor:pointer}.brain-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;align-items:start}.brain-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:20px;scroll-margin-top:90px;min-width:0}.brain-card:target{border-color:var(--brand)}.brain-card-top{display:flex;justify-content:space-between;align-items:center;gap:8px;color:var(--text-muted);font-size:10px}.brain-state{border:1px solid var(--border);border-radius:20px;padding:3px 8px;color:var(--text-secondary);font-size:10px;white-space:nowrap}.brain-state[data-state=已吸收],.brain-state[data-state=已有实践]{color:var(--success);background:var(--success-soft);border-color:#2f5548}.brain-state[data-state=待实践],.brain-state[data-state=本地初版]{color:var(--warning);background:var(--warning-soft);border-color:#53462f}.brain-card h2{font-size:17px;line-height:1.5;margin:15px 0 9px;font-weight:650}.brain-summary{font-size:12px;line-height:1.85;min-height:45px;color:var(--text-secondary)}.brain-card summary{font-size:11px;color:var(--brand);cursor:pointer;min-height:40px;padding:13px 0 0;margin-top:17px;border-top:1px solid var(--border);list-style:none;display:flex;justify-content:space-between}.brain-card summary::-webkit-details-marker{display:none}.brain-detail{font-size:12px;line-height:1.9;color:var(--text-secondary);overflow-wrap:anywhere}.brain-detail h3{font-size:11px;color:var(--text);margin:18px 0 6px;font-weight:650}.brain-detail ol{padding-left:18px}.brain-detail li+li{margin-top:6px}.brain-source{font-size:10px;color:var(--text-muted);border-top:1px solid var(--border);padding-top:14px;margin-top:18px}.brain-related{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.brain-related a{color:var(--brand);font-size:10px;border:1px solid var(--border);padding:4px 7px;border-radius:5px}.brain-card-actions{display:flex;gap:10px;align-items:center;margin-top:14px}.brain-card-actions button{border:1px solid var(--border);border-radius:6px;background:transparent;color:var(--text-secondary);font-size:11px;padding:7px 9px;min-height:35px;cursor:pointer}.brain-card-actions button:first-child{color:var(--brand);border-color:#355082;background:var(--brand-soft)}.brain-card[hidden],.brain-empty[hidden],#brain-error[hidden]{display:none}.brain-empty{padding:38px 0;color:var(--text-muted);text-align:center}.brain-example{margin-top:26px;padding:17px 20px;border:1px solid var(--border);border-radius:8px;font-size:12px;line-height:1.9;background:var(--surface)}.brain-example summary{cursor:pointer;color:var(--text-secondary)}.brain-example details>div{padding-top:16px;max-width:760px}.brain-example p+p{margin-top:12px}.brain-example a{display:inline-block;margin-top:15px;color:var(--brand)}.brain-footer{margin-top:25px;font-size:11px;line-height:1.9;color:var(--text-muted)}.brain-footer p+p{margin-top:7px}#brain-error{padding:16px;border:1px solid var(--danger);border-radius:7px;color:var(--danger);font-size:13px;margin-bottom:15px}#brain-prompt{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:24px;width:min(620px,calc(100% - 32px));max-height:85vh;box-sizing:border-box;margin:auto}#brain-prompt::backdrop{background:#000b}#brain-prompt header{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px}#brain-prompt h2{font-size:18px}#close-prompt{color:var(--text-secondary);border:0;background:transparent;cursor:pointer;min-height:38px}#prompt-text{width:100%;height:220px;resize:vertical;margin-top:17px;padding:13px;border-radius:6px;border:1px solid var(--border);background:var(--bg);color:var(--text);font-family:inherit;font-size:13px;line-height:1.9;box-sizing:border-box}.brain-prompt-actions{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:15px}#copy-status{font-size:11px;color:var(--text-muted)}button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--brand);outline-offset:4px}
@media(max-width:1000px){.brain-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.brain-search{max-width:none}.brain-workflow{gap:12px;padding:18px}}
@media(max-width:620px){.brain-header{align-items:flex-start;flex-direction:column;gap:13px}.brain-header h1{font-size:26px}.brain-header>button{align-self:flex-start}.brain-subnav{gap:15px;font-size:11px}.brain-workflow{align-items:flex-start;gap:13px;flex-direction:column}.brain-workflow>div{display:flex;align-items:center;gap:16px}.brain-workflow span{margin:0}.brain-workflow i{display:none}.brain-grid{grid-template-columns:1fr}.brain-card{padding:20px}.brain-summary{min-height:0}.brain-filters{gap:5px}.brain-filters button{padding:8px 10px;font-size:11px}.brain-search{flex-basis:100%}.brain-library-head{align-items:flex-start}.brain-library-head p{line-height:1.8;padding-top:8px}.brain-text-button{white-space:nowrap}.brain-example{padding:16px}.brain-prompt-actions{align-items:flex-start}.brain-workflow span{font-size:10px}}