#root{width:100%}.chat-container{width:100%;height:100vh;display:flex;justify-content:center;align-items:center;padding:30px}.chat-content{background:linear-gradient(135deg,#fff,#f8f9fa);border-radius:20px;width:100%;height:100%;display:flex;flex-direction:column;box-shadow:0 20px 60px #0000004d;overflow:hidden;animation:slideUp .4s ease-out}.chat-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:20px 24px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 12px #0000001a}.chat-header .header-left{display:flex;align-items:center;gap:16px}.chat-header .header-left .avatar-header{position:relative;width:56px;height:56px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;border:3px solid rgba(255,255,255,.3);box-shadow:0 4px 12px #00000026}.chat-header .header-left .avatar-header .bot-icon-header{font-size:32px;color:#667eea}.chat-header .header-left .avatar-header 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.chat-input::placeholder{color:#666}}.layout-container{display:flex;min-height:100vh}.sidebar{width:240px;background-color:#1f2937;color:#fff;padding:1rem}.main-content{flex:1;width:100%;height:100%;display:flex}.demo-logo-vertical{padding:1rem;text-align:center;font-weight:700;font-size:large;display:flex;gap:10px;align-items:center;justify-content:center}.chat-modal{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.chat-modal-content{background:linear-gradient(135deg,#fff,#f8f9fa);border-radius:20px;width:90%;max-width:480px;height:85vh;max-height:700px;display:flex;flex-direction:column;box-shadow:0 20px 60px #0000004d;overflow:hidden;animation:slideUp .3s ease-out}@keyframes 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#e0e0e0;border-radius:50%;background:#fff;padding:2px}.message-row .message-content{display:flex;flex-direction:column;max-width:70%}.message-row .message-content .message-bubble{position:relative;padding:12px 16px;border-radius:18px;word-wrap:break-word;box-shadow:0 2px 8px #0000001a;transition:all .2s ease}.message-row .message-content .message-bubble:hover{box-shadow:0 4px 12px #00000026}.message-row .message-content .message-bubble:hover .copy-btn{opacity:1}.message-row .message-content .message-bubble.user{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-bottom-right-radius:4px}.message-row .message-content .message-bubble.bot{background:#fff;color:#333;border-bottom-left-radius:4px}.message-row .message-content .message-bubble .message-text{margin:0;line-height:1.5;font-size:14px;white-space:pre-wrap}.message-row .message-content .message-bubble .copy-btn{position:absolute;top:4px;right:4px;opacity:0;transition:opacity .2s 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