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28px;display:grid;overflow-y:auto}.message{max-width:min(780px,90%)}.message.user{justify-self:end}.message-bubble{border:1px solid var(--line);color:var(--ink);white-space:pre-wrap;background:#fff;border-radius:10px;padding:14px 16px;font-size:13px;line-height:1.75}.message.user .message-bubble{color:#fff;border-color:var(--navy);background:var(--navy)}.message-meta{color:var(--muted);margin-top:6px;font-size:10px}.artifact{background:#fffaf0;border:1px solid #ddcda9;border-radius:9px;margin-top:12px;padding:12px}.artifact-head{justify-content:space-between;align-items:center;gap:8px;display:flex}.artifact-name{align-items:center;gap:8px;font-size:12px;font-weight:700;display:flex}.artifact-status{color:var(--green);font-size:10px}.artifact-actions{gap:6px;margin-top:10px;display:flex}.artifact-actions button{border:1px solid var(--line);min-height:30px;color:var(--muted);background:#fff;border-radius:6px;padding:0 9px;font-size:11px}.composer{border-top:1px solid var(--line);background:var(--paper);padding:14px 20px 18px}.composer textarea{resize:vertical;border:1px solid var(--line);width:100%;min-height:86px;max-height:180px;color:var(--ink);background:#fff;border-radius:9px;outline:none;padding:12px;font-size:13px;line-height:1.6}.composer textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2868c71f}.composer-tools{justify-content:space-between;align-items:center;gap:10px;margin-top:9px;display:flex}.tool-group{flex-wrap:wrap;gap:7px;display:flex}.tool{border:1px solid var(--line);min-height:32px;color:var(--muted);background:#fff;border-radius:6px;align-items:center;gap:6px;padding:0 9px;font-size:11px;display:inline-flex}.tool.active{color:var(--navy);background:#edf2f7;border-color:#a9bdd2}.send{background:var(--blue);color:#fff;border:0;border-radius:7px;align-items:center;gap:6px;min-height:34px;padding:0 13px;font-size:12px;font-weight:700;display:inline-flex}.send:hover{background:#1f59ab}.history-title{color:var(--ink);justify-content:space-between;align-items:center;gap:6px;font-size:13px;font-weight:750;display:flex}.history-list{gap:7px;margin-top:15px;display:grid}.history-item{text-align:left;width:100%;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:7px;padding:10px;font-size:11px;line-height:1.45}.history-item:hover,.history-item.active{border-color:var(--line);color:var(--ink);background:#fff}.history-item small{color:#9aa3b0;margin-top:4px;font-size:10px;display:block}.notice{border-left:3px solid var(--gold);background:var(--gold-soft);color:#79551e;padding:10px 11px;font-size:11px;line-height:1.6}.text-red{color:var(--red)!important}.loading-dots:after{content:"";text-align:left;width:22px;animation:1.1s steps(4,end) infinite dots;display:inline-block}@keyframes dots{0%{content:""}25%{content:"."}50%{content:".."}75%,to{content:"..."}}.mobile-only{display:none}@media (max-width:1120px){.expert-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{grid-template-columns:215px minmax(0,1fr)}.history-side{display:none}}@media (max-width:760px){.app-shell{display:block}.sidebar{display:none}.topbar{height:64px;padding:0 16px}.mobile-menu{display:grid}.crumb{display:none}.top-actions{gap:6px}.quota{padding:6px 8px}.content{padding:22px 14px 34px}.page-heading{display:block}.heading-note{display:none}.toolbar{align-items:stretch}.toolbar-spacer{display:none}.search-wrap,.search-wrap .field{width:100%}.expert-grid{grid-template-columns:1fr;gap:12px}.expert-card{min-height:305px}.workspace{min-height:0;display:block}.workspace-side{border-right:0;border-bottom:1px solid var(--line);padding:18px 16px}.expert-profile{text-align:left;align-items:center;gap:12px;display:flex}.profile-avatar{border-width:3px;width:58px;height:58px;margin:0}.profile-title{margin-top:3px}.online{margin-top:4px}.phase-list{padding-bottom:4px;display:flex;overflow-x:auto}.phase{border:1px solid var(--line);background:#fff;min-width:150px}.workspace-side .section-label,.workspace-side .evidence{display:none}.chat-top{min-height:62px;padding:0 14px}.messages{padding:18px 14px}.message{max-width:96%}.composer{padding:12px 12px 14px}.composer-tools{align-items:flex-end}.tool-group{max-width:calc(100% - 78px)}.tool{padding:0 7px}.tool span{display:none}.mobile-only{display:grid}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}