#fx-mllm-app .fx-response-sources{margin:14px 0 8px;border-top:1px solid rgba(120,120,140,.18);padding-top:10px}
#fx-mllm-app .fx-response-sources-trigger{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(100,100,120,.2);background:transparent;border-radius:999px;padding:7px 11px;cursor:pointer;font:inherit;color:inherit}
#fx-mllm-app .fx-response-sources-trigger strong{display:inline-grid;place-items:center;min-width:20px;height:20px;border-radius:999px;background:rgba(99,102,241,.12);font-size:12px}
#fx-mllm-app .fx-response-sources-inline{display:flex;gap:7px;overflow-x:auto;padding:8px 1px 2px;scrollbar-width:thin}
#fx-mllm-app .fx-response-source-item{display:grid;grid-template-columns:24px minmax(120px,230px) 12px;align-items:center;gap:8px;flex:0 0 auto;text-align:left;border:1px solid rgba(120,120,140,.18);background:rgba(127,127,127,.04);border-radius:10px;padding:8px 9px;color:inherit;cursor:pointer}
#fx-mllm-app .fx-response-source-item:hover,#fx-mllm-app .fx-response-source-item:focus-visible,#fx-mllm-app .fx-inline-citation:focus-visible,#fx-mllm-app .fx-response-sources-trigger:focus-visible,#fx-mllm-app .fx-content-panel button:focus-visible,#fx-mllm-app .fx-content-panel a:focus-visible,#fx-mllm-app .fx-content-document:focus-visible{outline:2px solid currentColor;outline-offset:2px}
#fx-mllm-app .fx-response-source-item span:nth-child(2){display:grid;gap:2px}
#fx-mllm-app .fx-response-source-item strong{font-size:12px;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#fx-mllm-app .fx-response-source-item small{font-size:11px;opacity:.68;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#fx-mllm-app .fx-response-source-index{display:grid;place-items:center;width:24px;height:24px;border-radius:7px;background:rgba(99,102,241,.13);font-size:11px;font-weight:700}
#fx-mllm-app .fx-inline-citation{display:inline;border:0;background:transparent;padding:0 2px;color:inherit;font:inherit;font-weight:700;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px;cursor:pointer}

/* Issue #172: Conteudo is a distinct contextual surface. It is deliberately not
 * the existing #fx-panel, so Fontes/Legis/Biblioteca keep their state and lifecycle. */
#fx-mllm-app .fx-content-panel[hidden]{display:none!important}
#fx-mllm-app .fx-content-panel{height:var(--fx-app-height,100dvh);min-height:0;min-width:0;background:var(--panel,#fff);color:var(--text,#171717);border-left:1px solid var(--line,rgba(120,120,140,.18));display:grid;grid-template-rows:auto auto minmax(0,1fr);overflow:hidden;box-shadow:-12px 0 30px rgba(0,0,0,.08);z-index:25}
#fx-mllm-app .fx-content-panel>header{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;padding:16px 18px 11px;border-bottom:1px solid rgba(120,120,140,.16)}
#fx-mllm-app .fx-content-panel>header div{display:grid;gap:2px;min-width:0}
#fx-mllm-app .fx-content-panel>header span{font-size:11px;letter-spacing:.06em;text-transform:uppercase;opacity:.6}
#fx-mllm-app .fx-content-panel>header strong{font-size:15px;line-height:1.3;overflow-wrap:anywhere}
#fx-mllm-app .fx-content-panel>header button{border:0;background:transparent;color:inherit;font-size:25px;line-height:1;cursor:pointer;border-radius:8px}
#fx-mllm-app .fx-content-panel>nav{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px 14px;border-bottom:1px solid rgba(120,120,140,.12)}
#fx-mllm-app .fx-content-panel>nav button,#fx-mllm-app .fx-content-actions button,#fx-mllm-app .fx-content-actions a{border:1px solid rgba(120,120,140,.22);background:transparent;color:inherit;border-radius:8px;padding:7px 9px;font:inherit;font-size:12px;cursor:pointer;text-decoration:none}
#fx-mllm-app .fx-content-panel>nav button:disabled{opacity:.35;cursor:default}
#fx-mllm-app .fx-content-panel-layout{min-height:0;display:grid;grid-template-rows:minmax(92px,30%) minmax(0,1fr)}
#fx-mllm-app .fx-content-source-list{min-height:0;overflow:auto;border-bottom:1px solid rgba(120,120,140,.12);padding:9px}
#fx-mllm-app .fx-content-source-list button{width:100%;display:grid;grid-template-columns:24px minmax(0,1fr);gap:2px 8px;align-items:center;text-align:left;border:1px solid transparent;background:transparent;color:inherit;border-radius:9px;padding:8px;cursor:pointer}
#fx-mllm-app .fx-content-source-list button>span{grid-row:1/3;display:grid;place-items:center;width:24px;height:24px;border-radius:7px;background:rgba(99,102,241,.12);font-size:11px;font-weight:700}
#fx-mllm-app .fx-content-source-list button>strong,#fx-mllm-app .fx-content-source-list button>small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#fx-mllm-app .fx-content-source-list button>strong{font-size:12px}
#fx-mllm-app .fx-content-source-list button>small{font-size:11px;opacity:.62}
#fx-mllm-app .fx-content-source-list button:hover{background:rgba(127,127,127,.06)}
#fx-mllm-app .fx-content-source-list button.is-selected,#fx-mllm-app .fx-content-source-list button[aria-current="true"]{border-color:rgba(99,102,241,.5);background:rgba(99,102,241,.12)}
#fx-mllm-app .fx-content-preview{min-height:0;overflow:auto;padding:14px 16px 24px;scrollbar-gutter:stable}
#fx-mllm-app .fx-content-preview dl{display:grid;gap:7px;margin:0 0 12px}
#fx-mllm-app .fx-content-preview dl div{display:grid;grid-template-columns:72px 1fr;gap:8px;font-size:12px}
#fx-mllm-app .fx-content-preview dt{opacity:.58}
#fx-mllm-app .fx-content-preview dd{margin:0;overflow-wrap:anywhere}
#fx-mllm-app .fx-content-preview-state{margin:10px 0;padding:9px 10px;border:1px solid rgba(120,120,140,.16);border-radius:9px;font-size:12px}
#fx-mllm-app .fx-content-document{min-height:120px;border-top:1px solid rgba(120,120,140,.12);padding-top:12px;scroll-margin-block:72px}
#fx-mllm-app .fx-content-document pre{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:13px;line-height:1.58}
#fx-mllm-app .fx-content-document mark{background:rgba(250,204,21,.28);color:inherit;padding:.08em .18em;border-radius:3px;box-decoration-break:clone;-webkit-box-decoration-break:clone;scroll-margin-block:90px}
#fx-mllm-app .fx-content-document mark.is-citation-target{outline:2px solid rgba(202,138,4,.55);outline-offset:3px}
#fx-mllm-app .fx-content-cited-excerpt{display:grid;gap:8px;margin-bottom:14px;padding:11px 12px;border-left:3px solid currentColor;background:rgba(127,127,127,.05)}
#fx-mllm-app .fx-content-cited-excerpt strong{font-size:11px;text-transform:uppercase;letter-spacing:.04em;opacity:.65}
#fx-mllm-app .fx-content-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
#fx-mllm-app .fx-content-status{font-size:12px;opacity:.72;margin-top:10px}

/* Desktop: the conversation, Conteudo and the existing Fontes/Legis/Biblioteca panel
 * are independent columns. Opening Conteudo never toggles .panel-open. */
@media (min-width:1280px){
  #fx-mllm-app{--fx-content-panel-width:clamp(340px,24vw,470px)}
  #fx-mllm-app.fx-content-open .fx-layout{grid-template-columns:var(--fx-left-sidebar-width,clamp(240px,17vw,288px)) minmax(480px,1fr) var(--fx-content-panel-width) 0!important}
  #fx-mllm-app.fx-content-open.panel-open .fx-layout{grid-template-columns:var(--fx-left-sidebar-width,clamp(240px,17vw,288px)) minmax(430px,1fr) var(--fx-content-panel-width) var(--fx-right-panel-width,clamp(310px,20vw,380px))!important}
  #fx-mllm-app.fx-content-open .fx-content-panel{grid-column:3}
  #fx-mllm-app.fx-content-open .fx-panel{grid-column:4}
}
@media (min-width:1600px){
  #fx-mllm-app{--fx-content-panel-width:clamp(390px,25vw,520px)}
  #fx-mllm-app.fx-content-open .fx-layout{grid-template-columns:clamp(250px,16vw,288px) minmax(560px,1fr) var(--fx-content-panel-width) 0!important}
  #fx-mllm-app.fx-content-open.panel-open .fx-layout{grid-template-columns:clamp(250px,16vw,288px) minmax(500px,1fr) var(--fx-content-panel-width) clamp(320px,19vw,380px)!important}
}

/* Laptop: keep Conteudo next to the chat; if the legacy panel is also opened, it
 * remains its own column with conservative widths. */
@media (min-width:1024px) and (max-width:1279px){
  #fx-mllm-app.fx-content-open .fx-layout{grid-template-columns:210px minmax(390px,1fr) minmax(290px,32vw) 0!important}
  #fx-mllm-app.fx-content-open.panel-open .fx-layout{grid-template-columns:190px minmax(330px,1fr) minmax(260px,28vw) minmax(260px,28vw)!important}
  #fx-mllm-app.fx-content-open .fx-content-panel{grid-column:3}
  #fx-mllm-app.fx-content-open .fx-panel{grid-column:4}
}

/* Tablet/mobile: Conteudo becomes its own drawer without reusing #fx-panel. */
@media (max-width:1023px){
  #fx-mllm-app .fx-content-panel{position:fixed!important;top:0!important;right:0!important;bottom:0!important;width:min(34rem,96vw)!important;height:var(--fx-app-height,100dvh)!important;z-index:calc(var(--fx-layer-drawer,110) + 3)!important;box-shadow:-18px 0 50px rgba(0,0,0,.28)!important;transform:translateX(105%);visibility:hidden;transition:transform .2s ease,visibility .2s ease}
  #fx-mllm-app.fx-content-open .fx-content-panel{transform:translateX(0);visibility:visible}
  #fx-mllm-app .fx-content-panel-layout{grid-template-rows:auto minmax(0,1fr)}
  #fx-mllm-app .fx-content-source-list{display:flex;gap:7px;overflow-x:auto;overflow-y:hidden;padding:9px}
  #fx-mllm-app .fx-content-source-list button{flex:0 0 min(270px,78vw)}
}
@media (max-width:600px){
  #fx-mllm-app .fx-content-panel{width:100vw!important;max-width:100vw!important}
  #fx-mllm-app .fx-content-panel>header{padding-top:max(14px,var(--fx-safe-top,0px))}
  #fx-mllm-app .fx-content-preview{padding:12px 14px 22px}
  #fx-mllm-app .fx-content-preview dl div{grid-template-columns:66px 1fr}
}
@media (prefers-color-scheme:dark){
  #fx-mllm-app .fx-content-panel{--panel:#171717;--text:#f4f4f5}
  #fx-mllm-app .fx-content-document mark{background:rgba(234,179,8,.3)}
}
@media (prefers-reduced-motion:reduce){
  #fx-mllm-app .fx-content-panel{transition:none!important}
  #fx-mllm-app .fx-content-document mark{scroll-behavior:auto}
}