html,body,#root{height:100%}body{overflow-y:hidden;font-family:Inter,sans-serif}.chat-container{background:#f9fafb;display:flex;flex-direction:column;height:100%}.chat-header{background:#fff;border-bottom:1px solid #e5e7eb;padding:12px 16px;box-shadow:0 1px 2px #0000000d}.chat-header-inner{max-width:1024px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.chat-title{display:flex;align-items:center;gap:8px}.chat-logo{width:32px;height:32px;background:linear-gradient(to right,#3b82f6,#9333ea);border-radius:8px;display:flex;align-items:center;justify-content:center}.chat-logo-icon{width:20px;height:20px;color:#fff}.chat-title h1{font-size:18px;font-weight:600;color:#111827}.chat-actions{display:flex;gap:12px;align-items:center}.chat-endpoint{padding:6px 10px;font-size:13px;border:1px solid #d1d5db;border-radius:9999px;background:#f9fafb}.chat-clear{background:none;border:none;cursor:pointer;color:#6b7280}.chat-messages{flex:1;overflow-y:auto;padding:16px}.chat-messages-inner{max-width:1024px;margin:0 auto}.chat-empty{text-align:center;padding:48px 0}.chat-empty-icon{width:64px;height:64px;background:linear-gradient(to right,#3b82f6,#9333ea);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.chat-empty-bot{width:32px;height:32px;color:#fff}.chat-empty h2{font-size:20px;font-weight:600;color:#374151;margin-bottom:8px}.chat-empty p{color:#6b7280}.chat-message{margin-bottom:24px;display:flex}.chat-message.user{justify-content:flex-end}.chat-message.bot{justify-content:flex-start}.chat-message-inner{display:flex;gap:8px;max-width:768px}.chat-message-inner.user{flex-direction:row-reverse}.chat-avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:#fff}.chat-avatar.user{background:#3b82f6}.chat-avatar.bot{background:linear-gradient(to right,#22c55e,#059669)}.chat-bubble-wrapper{display:flex;flex-direction:column}.chat-bubble{border-radius:16px;padding:12px 16px;box-shadow:0 1px 2px #0000000d}.chat-bubble p{margin:0;white-space:pre-wrap;line-height:1.5}.chat-bubble-wrapper.user .chat-bubble{background:#3b82f6;color:#fff}.chat-bubble-wrapper.bot .chat-bubble{background:#fff;color:#111827;border:1px solid #e5e7eb}.chat-classes{margin-top:8px;display:flex;flex-wrap:wrap;gap:4px}.chat-class-tag{background:#f3f4f6;font-size:12px;padding:2px 6px;border-radius:9999px;color:#374151}.chat-time{font-size:12px;color:#6b7280;margin-top:4px}.chat-bubble.loading{display:flex;align-items:center;gap:8px}.chat-loader{width:16px;height:16px;animation:spin 1s linear infinite;color:#6b7280}@keyframes spin{to{transform:rotate(360deg)}}.chat-input-area{background:#fff;border-top:1px solid #e5e7eb;padding:16px}.chat-input-inner{max-width:1024px;margin:0 auto}.chat-textarea-wrapper{position:relative;display:flex}.chat-textarea{width:100%;padding:12px 40px 12px 16px;border:1px solid #d1d5db;border-radius:12px;resize:none;min-height:52px;max-height:200px;font-size:14px;background:#fff;color:#000;font-family:Inter,sans-serif}.chat-send{position:absolute;right:8px;bottom:8px;background:#3b82f6;border:none;border-radius:8px;padding:8px;cursor:pointer;color:#fff}.chat-send:disabled{background:#d1d5db;cursor:not-allowed}.chat-status{margin-top:8px;font-size:12px;text-align:center;color:#6b7280}