.config-editor-title{letter-spacing:-.6px;color:#1d1d1f;margin-bottom:4px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:clamp(28px,4vw,34px);font-weight:600;line-height:1.15}.config-editor-subtitle{color:#6e6e73;margin-bottom:32px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:17px;font-weight:400;line-height:1.47}.llm-chat-container{background:#fff;border:1px solid #0000000f;border-radius:16px;margin-bottom:32px;transition:box-shadow .3s;overflow:hidden;box-shadow:0 4px 24px #0000000a,0 1px 4px #00000005}.llm-chat-container:hover{box-shadow:0 8px 32px #0000000f,0 2px 8px #00000008}.chat-header{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#f8f8f880;border-bottom:1px solid #0000000f;padding:20px 24px 16px}.chat-header h4{color:#1d1d1f;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:20px;font-weight:600}.chat-messages{background:#fff;flex-direction:column;gap:16px;min-height:200px;max-height:320px;padding:24px;display:flex;overflow-y:auto}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:0 0}.chat-messages::-webkit-scrollbar-thumb{background:#0003;border-radius:10px;transition:background .2s}.chat-messages::-webkit-scrollbar-thumb:hover{background:#0000004d}.chat-empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;height:200px;display:flex}.chat-empty-state p{color:#6e6e73;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:15px}.message-bubble{word-wrap:break-word;border-radius:18px;max-width:75%;padding:12px 16px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:15px;line-height:1.35;position:relative}.message-bubble.user{color:#fff;background:linear-gradient(135deg,#007aff 0%,#0051d5 100%);border-bottom-right-radius:6px;align-self:flex-end;box-shadow:0 2px 8px #007aff26}.message-bubble.assistant{color:#1d1d1f;background:#f2f2f7;border-bottom-left-radius:6px;align-self:flex-start;box-shadow:0 1px 3px #0000000a}.message-label{text-transform:uppercase;letter-spacing:.5px;opacity:.6;margin-bottom:4px;font-size:11px;font-weight:600}.message-bubble.user .message-label{color:#fffc}.message-bubble.assistant .message-label{color:#6e6e73}.typing-indicator{background:#f2f2f7;border-radius:18px 18px 18px 6px;align-self:flex-start;max-width:75%;padding:12px 16px}.typing-dots{align-items:center;gap:4px;display:flex}.typing-dot{background:#8e8e93;border-radius:50%;width:6px;height:6px;animation:1.4s ease-in-out infinite typing}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-8px)}}.chat-input-area{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#f8f8f8cc;border-top:1px solid #0000000f;padding:16px 20px}.chat-input-container{align-items:flex-end;gap:12px;display:flex;position:relative}.chat-input{color:#1d1d1f;resize:none;background:#fff;border:1.5px solid #0000;border-radius:22px;outline:none;flex:1;min-height:44px;max-height:120px;padding:12px 16px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:16px;transition:all .2s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px #0000000a}.chat-input::placeholder{color:#8e8e93}.chat-input:focus{border-color:#007aff;transform:scale(1.01);box-shadow:0 0 0 3px #007aff1a,0 2px 8px #00000014}.send-button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#007aff 0%,#0051d5 100%);border:none;border-radius:22px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:15px;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex;box-shadow:0 2px 8px #007aff26}.send-button:hover:not(:disabled){background:linear-gradient(135deg,#0051d5 0%,#003d99 100%);transform:scale(1.05);box-shadow:0 4px 12px #007aff40}.send-button:active:not(:disabled){transform:scale(.98)}.send-button:disabled{opacity:.4;cursor:not-allowed;background:#8e8e93;transform:none;box-shadow:0 1px 3px #0000001a}.send-button.loading{cursor:not-allowed;background:#8e8e93}.send-button.loading:after{content:"";border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:16px;height:16px;animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width:768px){.config-editor-title{font-size:28px}.chat-messages{max-height:280px;padding:16px}.chat-input-area{padding:12px 16px}.message-bubble{max-width:85%;font-size:16px}.chat-input{font-size:16px}}@media (prefers-color-scheme:dark){.config-editor-title{color:#f5f5f7}.config-editor-subtitle{color:#a1a1a6}.llm-chat-container{background:#1c1c1e;border-color:#ffffff1a;box-shadow:0 4px 24px #0000004d}.chat-header{background:#1c1c1ecc;border-bottom-color:#ffffff1a}.chat-header h4{color:#f5f5f7}.chat-messages{background:#1c1c1e}.chat-empty-state p{color:#a1a1a6}.message-bubble.assistant{color:#f5f5f7;background:#2c2c2e}.message-bubble.assistant .message-label{color:#a1a1a6}.typing-indicator{background:#2c2c2e}.typing-dot{background:#a1a1a6}.chat-input-area{background:#1c1c1ecc;border-top-color:#ffffff1a}.chat-input{color:#f5f5f7;background:#2c2c2e;border-color:#ffffff1a}.chat-input::placeholder{color:#a1a1a6}.chat-messages::-webkit-scrollbar-thumb{background:#fff3}.chat-messages::-webkit-scrollbar-thumb:hover{background:#ffffff4d}}@media (prefers-contrast:high){.message-bubble.user{background:#0040dd}.message-bubble.assistant{background:#fff;border:2px solid #000}.send-button{background:#0040dd}}@media (prefers-reduced-motion:reduce){.chat-input,.send-button,.message-bubble{transition:none}.typing-dot,.send-button.loading:after{animation:none}}