.chat-container{display:flex;flex-direction:column;width:100%;max-width:780px;height:100%;margin:0 auto;background:#fff;border-radius:12px;overflow:hidden;font-family:system-ui,sans-serif}.chat-header{position:-webkit-sticky;position:sticky;top:0;z-index:10;padding:10px 16px;border-bottom:1px solid #f0f0f0;font-weight:500;font-size:.95rem;color:#444;background:#ffffff;text-align:left}.chat-body{flex:1 1;padding:10px 16px 20px;background:#ffffff;overflow-y:auto}.chat-body::-webkit-scrollbar{width:6px}.chat-body::-webkit-scrollbar-thumb{background:rgba(0,0,0,.15);border-radius:3px}.bubble{margin-top:0;margin-bottom:40px;border-radius:18px;line-height:1.5;word-wrap:break-word;position:relative;clear:both;font-size:16px;padding:10px 16px}.bubble p{margin-top:0;margin-bottom:0}.bubble:before{content:"";position:absolute;bottom:6px;width:0;height:0;border:solid transparent;border-width:8px 8px 4px}.bubble.assistant{background:#ffffff;color:rgb(13,13,13);margin-left:0;margin-right:auto;border-bottom-left-radius:5px;max-width:78%}.bubble.assistant:before{left:-10px;border-right-color:#ffffff}.bubble.user{background:#E9E9E9;color:rgb(13,13,13);margin-right:0;margin-left:auto;border-bottom-right-radius:5px;max-width:70%}.bubble.user:before{right:-10px;border-left-color:#E9E9E9}.chat-input{display:flex;align-items:center;padding:8px 12px;margin:8px 12px 12px;background:transparent;border:1px solid #dcdcdc;border-radius:24px;gap:8px}.chat-input textarea{flex:1 1;padding:8px 10px;border:none;background-color:transparent;color:rgb(13,13,13);font-size:1rem;line-height:1.5;resize:none;overflow-y:auto;min-height:calc(1rem * 1.5 + (8px*2));max-height:100px;outline:none;box-shadow:none}.chat-input button[type=submit]{background:transparent;color:#5f6368;border:none;border-radius:50%;width:38px;height:38px;font-size:1.2rem;display:flex;align-items:center;justify-content:center;padding:0;cursor:pointer;flex-shrink:0;transition:background-color .2s ease,color .2s ease}.chat-input button[type=submit]:hover:not(:disabled){background:rgba(0,0,0,.05);color:#333}.chat-input button:disabled{opacity:.4;cursor:not-allowed;color:#999}.nav-item .nav-link.sidebar-nav-link{color:#444444;padding-left:.5rem;padding-right:.5rem}.nav-item .nav-link.sidebar-nav-link:focus,.nav-item .nav-link.sidebar-nav-link:hover{color:#000000;background-color:rgba(0,0,0,.03)}.nav-item .nav-link.sidebar-nav-link .bi{color:inherit}.status-indicator{display:flex;align-items:center;margin-bottom:40px;color:#868e96}.status-indicator span:first-child{font-style:italic;margin-right:8px}.dot-pulse{display:inline-block;width:6px;height:6px;border-radius:50%;background-color:#868e96;animation:dot-pulse-animation 1.4s ease-in-out infinite both}.dot-pulse:nth-of-type(2){animation-delay:-.32s}.dot-pulse:nth-of-type(3){animation-delay:-.16s}@keyframes dot-pulse-animation{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}