*{box-sizing:border-box}:root{--ui-surface:#ffffff;--ui-canvas:#f5f7fa;--ui-sidebar:#f8fafc;--ui-border:#e3e8ef;--ui-hover:#eef3f9;--ui-selected:#e6f0ff;--ui-selected-text:#1455a6}[data-mantine-color-scheme=dark]{--ui-surface:#1b2028;--ui-canvas:#14181f;--ui-sidebar:#191e26;--ui-border:#303844;--ui-hover:#252d38;--ui-selected:#193756;--ui-selected-text:#a9d2ff}body,html{min-height:100%;margin:0}body{background:var(--ui-canvas);color:var(--mantine-color-text)}a{color:inherit;text-decoration:none}.app-header{background:var(--ui-surface);border-bottom:1px solid var(--ui-border)}.chat-header,.chat-header-brand{height:100%;display:flex;align-items:center}.chat-header-brand{width:272px;flex:none;gap:11px;padding:0 18px;border-right:1px solid var(--ui-border)}.chat-header-content{flex:1 1;min-width:0;height:100%;padding:0 20px;display:flex;align-items:center;gap:12px}.chat-current-title{flex:1 1;min-width:0;font-size:15px;font-weight:650}.chat-header-actions{flex:none}.chat-navbar{background:var(--ui-sidebar);border-right:1px solid var(--ui-border);display:flex;flex-direction:column}.chat-nav-top{height:76px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid var(--ui-border)}.chat-brand-icon{width:36px;height:36px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;flex:none;color:#fff;background:#1676d2}.admin-eyebrow,.chat-nav-heading{color:var(--mantine-color-dimmed);font-size:10px;font-weight:750;letter-spacing:0}.chat-nav-heading{padding:20px 18px 10px;display:flex;justify-content:space-between}.chat-nav-scroll{flex:1 1;min-height:0}.chat-nav-row{width:100%;min-height:37px;border-radius:6px}.chat-nav-row:hover{background:var(--ui-hover)}.chat-nav-row.is-active{background:var(--ui-selected)}.chat-nav-item{height:37px;color:var(--mantine-color-text);font-weight:500;padding-left:9px;padding-right:4px}.chat-nav-item:hover{background:transparent}.chat-nav-item .mantine-Button-label{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-nav-row.is-active .chat-nav-item{color:var(--ui-selected-text)}.chat-delete{flex:none;margin-right:4px;opacity:0}.chat-nav-row:focus-within .chat-delete,.chat-nav-row:hover .chat-delete{opacity:1}@media (hover:none){.chat-delete{opacity:1}}.chat-main{background:var(--ui-surface)}.chat-workspace{height:calc(100dvh - 100px);min-height:420px;display:flex;flex-direction:column}.chat-toolbar{height:76px;padding:9px 24px;border-bottom:1px solid var(--ui-border);flex:none;display:flex;align-items:center;justify-content:space-between;gap:16px}.chat-model-control{min-width:0}.chat-model-select{width:230px;max-width:100%}.chat-model-price{font-size:11px;line-height:1.2;margin-top:4px;white-space:nowrap}.chat-message-scroll{flex:1 1;min-height:0}.chat-message-list{width:min(100%,900px);min-height:100%;margin:0 auto;padding:24px 28px 36px}.chat-message{max-width:min(85%,730px);padding:15px 18px;border-radius:7px;box-shadow:none}.chat-message-role{display:flex;align-items:center;gap:7px}.chat-message.is-user{margin-left:auto;background:var(--ui-selected)}.chat-message.is-assistant{margin-right:auto;padding-left:0;background:transparent}.chat-message-content{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.6}.chat-empty{margin:auto;width:min(100%,660px);min-height:270px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;color:var(--mantine-color-dimmed)}.chat-empty h2{color:var(--mantine-color-text);font-size:24px;font-weight:650}.chat-empty-mark{width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--ui-selected-text);background:var(--ui-selected);border-radius:10px;margin-bottom:8px}.chat-starters{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:9px;gap:9px;margin-top:22px}.chat-starters .mantine-Button-root{height:46px;padding:0 12px;justify-content:flex-start;border-color:var(--ui-border);border-radius:7px;font-weight:500;background:var(--ui-surface)}.chat-starters .mantine-Button-root:hover{background:var(--ui-hover)}.chat-starters .mantine-Button-label{overflow:hidden;text-overflow:ellipsis}.chat-composer{padding:16px max(24px,calc((100% - 844px) / 2));border-top:1px solid var(--ui-border);background:var(--ui-surface);flex:none}.chat-composer .mantine-Textarea-input{background:var(--ui-canvas);border-color:var(--ui-border);border-radius:7px}.app-statusbar{background:var(--ui-sidebar);border-top:1px solid var(--ui-border)}.status-dot{width:7px;height:7px;flex:none;border-radius:50%;background:#22a06b}.admin-page{min-height:100dvh;background:var(--ui-canvas)}.admin-heading{min-height:66px}.admin-heading h2{font-size:25px}.admin-tabs .mantine-Tabs-list{border-color:var(--ui-border)}.admin-table-wrap{background:var(--ui-surface);border:1px solid var(--ui-border);border-radius:7px;overflow:hidden}.admin-table-wrap .mantine-Table-thead{background:var(--ui-sidebar)}.admin-table-wrap .mantine-Table-th{color:var(--mantine-color-dimmed);font-size:12px;font-weight:650;white-space:nowrap}.auth-page{min-height:100dvh;background:var(--ui-canvas)}.auth-container{padding-top:min(13vh,100px);padding-bottom:48px}.auth-brand{display:flex;align-items:center;gap:11px;margin-bottom:22px;font-size:17px}.auth-panel{background:var(--ui-surface);border-color:var(--ui-border);border-radius:7px;box-shadow:0 8px 28px rgba(14,38,66,.05)}@media (max-width:700px){.chat-header-brand{display:none}.chat-header-content{padding:0 12px}.admin-heading{flex-wrap:wrap}.admin-heading h2{font-size:21px}.chat-toolbar{height:96px;padding:8px 14px;gap:8px}.chat-nav-top{height:96px}.chat-model-select{width:min(48vw,200px)}.chat-model-price{max-width:min(48vw,200px);white-space:normal}.chat-starters{grid-template-columns:1fr;width:min(100%,300px);margin-top:14px}.chat-empty h2{font-size:21px}.chat-message-list{padding:18px 14px 28px}.chat-message{max-width:93%}.chat-composer{padding:12px 14px}.chat-delete{opacity:1}.header-link{display:none}}