.ai-dialog{width:min(940px,calc(100vw - 32px));max-width:none;padding:0;overflow:hidden}
.ai-layout{display:grid;grid-template-rows:auto auto minmax(280px,1fr) auto;min-height:min(720px,calc(100dvh - 90px));padding:22px 26px 26px;gap:14px}
.ai-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(180px,260px) auto;align-items:end;gap:12px;border-bottom:1px solid var(--workspace-border,#e2ece4);padding-bottom:16px}
.ai-toolbar h2{margin:0 0 6px;font-size:22px}.ai-toolbar .muted{margin:0;font-size:12px}.ai-model-picker{margin:0;font-size:11px;color:#68806a}.ai-model-picker select{margin-top:6px;min-width:0}.ai-info{min-height:18px;margin:0;color:#b05242;font-size:12px}
.ai-transcript{min-height:280px;max-height:calc(100dvh - 320px);overflow:auto;display:flex;flex-direction:column;gap:11px;padding:4px 4px 12px;scrollbar-width:thin}.ai-empty{margin:auto;color:#91a08e;font-size:13px;text-align:center}
.ai-message{max-width:min(78%,680px);padding:11px 14px;border:1px solid #e1e9dc;border-radius:4px 13px 13px;background:#fff;color:#38513d;line-height:1.75;white-space:pre-wrap;overflow-wrap:anywhere;box-shadow:0 3px 12px #28483908}.ai-message.user{align-self:flex-end;background:#dceecf;border-color:#d2e6c4;border-radius:13px 4px 13px 13px}.ai-message-role{display:block;margin-bottom:4px;color:#6f876d;font-size:10px}.ai-message-content{font-size:13px}.ai-message-meta{display:block;margin-top:7px;color:#829783;font-size:10px}.ai-pending{color:#7d907f;font-style:italic}
.ai-chat-form{border-top:1px solid var(--workspace-border,#e2ece4);padding-top:14px}.ai-chat-form textarea{width:100%;min-height:82px;resize:vertical;border:1px solid #dfe8d9;border-radius:10px;background:#fbfdf9;padding:12px;font-size:13px;line-height:1.7;color:#304c38}.ai-compose-bottom{display:flex;align-items:center;gap:12px;margin-top:9px;color:#839481;font-size:11px}.ai-compose-bottom span{flex:1}.ai-compose-bottom .primary{padding:9px 18px;font-size:12px}
.ai-admin-global{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.ai-admin-list{display:grid;gap:12px}.ai-provider-card,.ai-model-card{border:1px solid #e0e9dc;border-radius:10px;padding:14px;background:#fbfdf9}.ai-model-card{background:#fff}.ai-provider-heading,.ai-section-heading,.ai-model-bottom,.ai-balance-form{display:flex;align-items:center;justify-content:space-between;gap:10px}.ai-provider-heading{margin-bottom:12px}.ai-provider-heading strong{font-size:13px}.ai-section-heading{margin:18px 0 10px;font-size:12px;color:#5d795f}.ai-admin-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 12px}.ai-admin-grid label{margin-bottom:11px}.ai-admin-grid input,.ai-admin-grid select{font-size:12px;padding:9px 10px}.ai-model-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.ai-model-bottom{margin-top:2px}.ai-admin-check,.ai-model-bottom .ai-admin-check{display:flex;align-items:center;gap:8px;margin:4px 0 0;font-size:11px;color:#68806a}.ai-admin-check input{width:auto;margin:0}.ai-balance-form{align-items:end;flex-wrap:wrap}.ai-balance-form label{flex:1;min-width:180px;margin:0}.ai-balance-form button{flex:none}.ai-usage-list{display:grid;gap:7px;max-height:280px;overflow:auto}.ai-usage-row{display:grid;gap:3px;padding:9px 11px;border:1px solid #e5ece1;border-radius:8px;background:#fff;font-size:11px;color:#668067}.ai-usage-row strong{font-size:12px;color:#456348}.ai-usage-row small{font-size:10px;color:#879887}.ai-model-add,.ai-provider-remove,.ai-model-remove{font-size:11px;padding:7px 9px}
@media(max-width:760px){.ai-dialog{width:calc(100vw - 16px)}.ai-layout{padding:16px 15px 18px;min-height:calc(100dvh - 50px)}.ai-toolbar{grid-template-columns:1fr auto;align-items:start}.ai-toolbar .ai-model-picker{grid-column:1/-1}.ai-toolbar .secondary-button{font-size:11px;padding:8px 9px}.ai-transcript{max-height:none}.ai-message{max-width:92%}.ai-admin-grid,.ai-model-grid,.ai-admin-global{grid-template-columns:1fr}.ai-balance-form{display:grid;grid-template-columns:1fr auto}.ai-balance-form label{min-width:0}.ai-balance-form label:first-child{grid-column:1/-1}}

/* Keep the transcript scrollable inside the viewport, including mobile keyboards. */
.ai-dialog[open]{display:flex;flex-direction:column;width:min(1100px,calc(100vw - 32px));height:min(820px,calc(100dvh - 32px));max-height:calc(100dvh - 32px);box-sizing:border-box}
.ai-dialog>.dialog-heading{flex:none}
.ai-shell{display:flex;flex:1;min-height:0;overflow:hidden}
.ai-sidebar{width:210px;flex:none;display:flex;flex-direction:column;gap:12px;padding:16px 12px;border-right:1px solid var(--workspace-border);background:#f5f8f2;overflow:auto}
.ai-history-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13px;font-weight:600}
#ai-conversation-list{display:grid;gap:5px}.ai-conversation-row{display:flex;min-width:0;border-radius:8px}.ai-conversation{flex:1;min-width:0;text-align:left;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ai-conversation,.ai-conversation-delete{border:0;background:transparent;color:inherit;padding:9px 7px;font-size:12px}.ai-conversation[aria-current="true"]{background:#dfeeda;border-radius:8px}.ai-conversation-delete{flex:none;color:#789076}
.ai-layout{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0;padding:16px 20px;gap:10px}
.ai-toolbar{display:flex;align-items:center;flex:none;gap:10px;padding-bottom:10px}.ai-toolbar>div{flex:1;min-width:0}.ai-toolbar h2{font-size:18px}.ai-toolbar .muted{overflow-wrap:anywhere}#ai-history-toggle{display:none}
.ai-info{flex:none;min-height:0;overflow-wrap:anywhere}.ai-info:empty{display:none}
.ai-transcript{flex:1;min-height:0;max-height:none;overscroll-behavior:contain}
.ai-chat-form{flex:none;padding:10px;border:1px solid var(--workspace-border);border-radius:14px;background:#fbfdf9}
.ai-chat-form textarea{display:block;min-height:52px;max-height:120px;height:58px;resize:vertical;border:0;background:transparent;padding:4px;font-size:16px;box-sizing:border-box}
.ai-compose-bottom{gap:6px;margin-top:5px;min-width:0}.ai-compose-bottom .ai-compose-hint{flex:1;font-size:11px}.ai-compose-bottom #ai-model-icon{flex:none;display:flex}.ai-model-symbol{width:20px;height:20px;flex:none;vertical-align:middle}.ai-message-role{display:flex;align-items:center;gap:6px}.ai-message-role .ai-model-symbol{width:16px;height:16px}
.ai-compose-bottom label{margin:0;min-width:0}.ai-compose-bottom select{width:auto;max-width:220px;margin:0;padding:6px;border:0;background:transparent;font-size:12px;color:inherit}.ai-compose-bottom .primary{padding:7px 12px;flex:none}.ai-model-picker{min-width:0}
.ai-efforts{display:flex;flex-wrap:wrap;gap:10px;border:1px solid var(--workspace-border);border-radius:8px;padding:10px;margin:12px 0;font-size:12px}.ai-cache-prices{margin:10px 0;font-size:12px}.ai-cache-prices summary{cursor:pointer;padding:8px 0}.ai-cache-prices .ai-admin-grid{margin-top:10px}
body[data-theme="dark"] .ai-sidebar{background:#152019;border-color:#35483a;color:#d4e3d6}body[data-theme="dark"] .ai-conversation[aria-current="true"]{background:#2a4231}body[data-theme="dark"] .ai-chat-form{background:#101913;border-color:#3a5040}body[data-theme="dark"] .ai-compose-bottom select{background:#101913;color:#dce8dd}body[data-theme="dark"] .ai-efforts{border-color:#35483a}
@media(max-width:760px){
 .ai-dialog[open]{width:calc(100vw - 12px);height:calc(100dvh - 12px);max-height:calc(100dvh - 12px);margin:auto}
 .ai-layout{padding:10px;gap:8px}.ai-toolbar{gap:6px;padding-bottom:8px}.ai-toolbar h2{font-size:16px}.ai-toolbar .muted{font-size:10px}.ai-toolbar .secondary-button{padding:7px;font-size:11px}#ai-history-toggle{display:block}
 .ai-sidebar{display:none}.ai-history-open .ai-sidebar{display:flex;width:100%;box-sizing:border-box}.ai-history-open .ai-layout{display:none}.ai-history-open .ai-shell{position:relative}
 .ai-history-open .ai-sidebar::after{content:'选择对话后返回聊天';color:#789076;font-size:12px}
 .ai-compose-bottom .ai-compose-hint{display:none}.ai-compose-bottom #ai-model-icon{margin-right:auto}.ai-compose-bottom select{max-width:42vw;font-size:12px;padding:6px 3px}.ai-compose-bottom .primary{padding:8px}.ai-message{max-width:92%;box-sizing:border-box}.ai-chat-form textarea{resize:none;max-height:90px}.ai-model-grid{grid-template-columns:1fr}
}

/* Override generic management-form typography without growing the chat header/composer. */
.ai-dialog .ai-toolbar h2{font-size:18px;margin:0 0 3px;line-height:1.4}
.ai-dialog .ai-toolbar p.muted{font-size:11px;margin:0;line-height:1.5}
.ai-dialog .ai-compose-bottom select{min-height:36px;padding:6px;font-size:13px;max-width:220px;border:0;background:transparent}
.ai-dialog .ai-chat-form textarea{font-size:16px;min-height:52px}
.ai-dialog .ai-chat-form{margin:0}
@media(max-width:760px){.ai-dialog>.dialog-heading{padding:9px 12px}.ai-dialog .dialog-close{min-height:36px;min-width:36px}.ai-dialog .ai-toolbar h2{font-size:15px}.ai-dialog .ai-toolbar p.muted{font-size:10px}.ai-dialog .ai-compose-bottom select{max-width:42vw;min-height:38px;font-size:13px}.ai-dialog .ai-chat-form .primary{min-height:38px;font-size:13px}.ai-dialog .ai-chat-form textarea{height:52px;min-height:52px}}

#ai-history-close{display:none}@media(max-width:760px){#ai-history-close{display:block}.ai-history-heading{flex-wrap:wrap}}

.ai-dialog .dialog-header-label{color:#657b58}body[data-theme="dark"] .ai-dialog .dialog-header-label{color:#a0b4a5}
@media(max-width:760px){.ai-dialog[open]{height:calc(var(--mobile-app-height,100dvh) - 12px);max-height:calc(var(--mobile-app-height,100dvh) - 12px)}}