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clamp(12px,1.4vw,16px);border-radius:12px;line-height:1.5;font-weight:300;color:var(--lm-text)}.chat-shell .message.bot{align-self:stretch}.chat-shell .message.bot .message-body{background:var(--lm-ai-bg);width:100%}.chat-shell .message.user{align-self:stretch;display:flex;flex-direction:column;align-items:flex-end}.chat-shell .message.user .message-body{background:var(--lm-user-bg);max-width:min(720px,100%);text-align:left}.chat-shell .message.loading-msg{color:#666;padding:8px 0}.message-actions{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:6px;width:100%}.message-actions .feedback-bar{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.message-copy{margin-left:auto;background:var(--lm-b3-bg)}.chat-shell .feedback-btn{background:var(--lm-b3-bg)}.chat-b3-corner-logo{position:absolute;left:clamp(10px,1.5vw,20px);bottom:clamp(8px,1vw,14px);height:clamp(28px,4vw,44px);width:auto;object-fit:contain;z-index:4;pointer-events:none}.chat-b6{position:absolute;right:clamp(6px,1vw,14px);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;align-items:center;gap:6px;max-height:17em;padding:4px 2px;background:var(--lm-b3-bg);border:none;z-index:5}.chat-b6.scrollable{overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}.chat-b6-dot{border:none;background:transparent;color:var(--lm-dot-gray);font-size:clamp(.85rem,1vw,1rem);line-height:1.2;letter-spacing:.12em;cursor:pointer;padding:2px 4px}.chat-b6-dot.active,.chat-b6-dot:hover{color:#8a9098}.chat-b3-bottom{flex:0 0 auto;width:min(720px,calc(100% - 48px));margin:0 auto;display:flex;flex-direction:column;gap:10px;padding:0 0 clamp(16px,2vw,28px);z-index:6}.chat-b3-bottom.centered{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);margin:0;padding:0}.chat-b3-bottom.docked{position:relative;left:auto;top:auto;transform:none}.chat-b4-1{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:8px}.chat-b4-1 .chat-icon-btn{background:var(--lm-b3-bg)}.chat-b4{display:flex;align-items:flex-end;gap:10px;width:100%;padding:clamp(10px,1.2vw,14px) clamp(12px,1.4vw,16px);border:1px solid rgba(0,0,0,.08);border-radius:16px;background:var(--lm-user-bg);box-sizing:border-box}.chat-b4 textarea{flex:1 1 auto;min-width:0;border:none;outline:none;resize:none;background:transparent;font-size:var(--lm-fs);line-height:1.4;min-height:1.4em;max-height:160px;color:var(--lm-text);font-weight:300}.chat-b4 textarea::placeholder{color:#9aa0a6;font-weight:300}.chat-b4-send{flex:0 0 auto;width:clamp(38px,4vw,44px);height:clamp(38px,4vw,44px);border:1.5px solid var(--lm-accent);border-radius:50%;background:var(--lm-b3-bg);color:var(--lm-accent);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;padding:0}.chat-b4-send svg{width:18px;height:18px}.chat-b4-send:disabled{opacity:.35;cursor:not-allowed}.chat-shell .history-error{margin:8px 24px 0}.chat-shell .feedback-comment{width:100%;margin-top:6px}@media(max-width:768px){.chat-shell{flex-direction:column}.chat-b1,.chat-b1.collapsed{width:100%;flex-basis:auto;max-height:36vh}.chat-b3-messages.chat-interface{padding-right:36px}.chat-b3-bottom{width:calc(100% - 24px)}}