.chat-container{--chat-primary-color: #3b82f6;--chat-secondary-color: #64748b;--chat-background-color: #ffffff;--chat-text-color: #1e293b;--chat-user-message-color: #3b82f6;--chat-assistant-message-color: #f1f5f9;--chat-input-background-color: #f8fafc;--chat-input-text-color: #1e293b;--chat-error-background-color: #fee2e2;--chat-error-text-color: #dc2626;--chat-border-color: color-mix(in srgb, var(--chat-secondary-color) 20%, transparent);--chat-font-family: system-ui, -apple-system, sans-serif;--chat-font-size: 1rem;--chat-font-weight: 400;--chat-line-height: 1.5;--chat-padding: 1rem;--chat-message-gap: 1rem;--chat-input-padding: 1rem;--chat-message-padding: .75rem 1rem;--chat-border-radius: .5rem;--chat-message-border-radius: var(--chat-border-radius);--chat-input-border-radius: var(--chat-border-radius);--chat-border-width: 1px;--chat-box-shadow: none;--chat-message-box-shadow: 0 1px 2px 0 color-mix(in srgb, var(--chat-secondary-color) 10%, transparent);--chat-input-box-shadow: none;--chat-max-height: 600px;--chat-max-width: 100%;--chat-message-max-width: 70%;--chat-avatar-size: 32px;--chat-transition-duration: .2s;--chat-animation-duration: .3s;--chat-scrollbar-width: 8px;--chat-scrollbar-color: color-mix(in srgb, var(--chat-secondary-color) 40%, transparent);--chat-scrollbar-track-color: color-mix(in srgb, var(--chat-secondary-color) 10%, transparent);font-family:var(--chat-font-family);font-size:var(--chat-font-size);font-weight:var(--chat-font-weight);line-height:var(--chat-line-height);background-color:var(--chat-background-color);color:var(--chat-text-color);border-radius:var(--chat-border-radius);border:var(--chat-border-width) solid var(--chat-border-color);box-shadow:var(--chat-box-shadow);display:flex;flex-direction:column;height:100%;max-height:var(--chat-max-height);max-width:var(--chat-max-width);overflow:hidden}.chat-messages-container{flex:1;overflow-y:auto;padding:var(--chat-padding);display:flex;flex-direction:column;gap:var(--chat-message-gap);scroll-behavior:smooth;transition:all var(--chat-transition-duration)}.chat-messages-container::-webkit-scrollbar{width:var(--chat-scrollbar-width)}.chat-messages-container::-webkit-scrollbar-track{background:var(--chat-scrollbar-track-color);border-radius:4px}.chat-messages-container::-webkit-scrollbar-thumb{background:var(--chat-scrollbar-color);border-radius:4px}.chat-messages-container::-webkit-scrollbar-thumb:hover{background:color-mix(in srgb,var(--chat-scrollbar-color) 120%,black)}.chat-empty-state{text-align:center;color:var(--chat-secondary-color);padding:calc(var(--chat-padding) * 2);font-style:italic;opacity:.7}.chat-message{display:flex;gap:.75rem;align-items:flex-start;animation:fadeIn var(--chat-animation-duration) ease-in;transition:all var(--chat-transition-duration)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-message[data-custom-animation]{animation:none}.chat-message-user{flex-direction:row-reverse}.chat-message-content{max-width:var(--chat-message-max-width);padding:var(--chat-message-padding);border-radius:var(--chat-message-border-radius);word-wrap:break-word;box-shadow:var(--chat-message-box-shadow);transition:all var(--chat-transition-duration)}.chat-message-content-user{background-color:var(--chat-user-message-color);color:#fff}.chat-message-content-assistant{background-color:var(--chat-assistant-message-color);color:var(--chat-text-color)}.chat-message-system{justify-content:center}.chat-message-content-system{background-color:color-mix(in srgb,var(--chat-secondary-color) 10%,transparent);color:var(--chat-secondary-color);font-style:italic;text-align:center}.chat-message-text{line-height:1.5;white-space:pre-wrap}.chat-message-timestamp{font-size:.75rem;color:var(--chat-secondary-color);margin-top:.25rem;opacity:.7}.chat-message-content-user .chat-message-timestamp{color:#fffc}.chat-avatar{width:var(--chat-avatar-size);height:var(--chat-avatar-size);min-width:var(--chat-avatar-size);border-radius:50%;display:flex;align-items:center;justify-content:center;background-color:var(--chat-secondary-color);color:#fff;font-weight:600;font-size:calc(var(--chat-font-size) * .875);flex-shrink:0;transition:all var(--chat-transition-duration)}.chat-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.chat-error{padding:var(--chat-message-padding);background-color:var(--chat-error-background-color);color:var(--chat-error-text-color);border-radius:var(--chat-border-radius);margin:0 var(--chat-padding);font-size:calc(var(--chat-font-size) * .875);border:var(--chat-border-width) solid color-mix(in srgb,var(--chat-error-text-color) 30%,transparent);display:flex;flex-direction:column;gap:.5rem}.chat-error-message{flex:1}.chat-retry-button{padding:.375rem .75rem;background-color:var(--chat-error-text-color);color:#fff;border:none;border-radius:calc(var(--chat-border-radius) * .75);cursor:pointer;font-size:calc(var(--chat-font-size) * .875);font-weight:500;transition:opacity var(--chat-transition-duration);align-self:flex-start}.chat-retry-button:hover{opacity:.9}.chat-actions{padding:.5rem var(--chat-padding);border-top:var(--chat-border-width) solid var(--chat-border-color);display:flex;justify-content:flex-end;background-color:var(--chat-input-background-color)}.chat-clear-button{padding:.375rem .75rem;background-color:transparent;color:var(--chat-secondary-color);border:var(--chat-border-width) solid var(--chat-border-color);border-radius:calc(var(--chat-border-radius) * .75);cursor:pointer;font-size:calc(var(--chat-font-size) * .875);font-weight:500;transition:all var(--chat-transition-duration)}.chat-clear-button:hover{background-color:var(--chat-border-color);color:var(--chat-text-color)}.chat-message-loading{opacity:.7}.chat-message-loading .chat-message-text{position:relative}.chat-message-loading .chat-message-text:after{content:"...";animation:dots 1.5s steps(4,end) infinite}@keyframes dots{0%,20%{content:"."}40%{content:".."}60%,to{content:"..."}}.chat-input-container{padding:var(--chat-input-padding);border-top:var(--chat-border-width) solid var(--chat-border-color);background-color:var(--chat-input-background-color);transition:all var(--chat-transition-duration)}.chat-input-form{display:flex;gap:.5rem;align-items:center}.chat-input{flex:1;padding:var(--chat-message-padding);border-radius:var(--chat-input-border-radius);border:var(--chat-border-width) solid color-mix(in srgb,var(--chat-secondary-color) 30%,transparent);background-color:var(--chat-background-color);color:var(--chat-input-text-color);font-size:var(--chat-font-size);font-family:var(--chat-font-family);font-weight:var(--chat-font-weight);line-height:var(--chat-line-height);outline:none;box-shadow:var(--chat-input-box-shadow);transition:border-color var(--chat-transition-duration),box-shadow var(--chat-transition-duration)}.chat-input:focus{border-color:var(--chat-primary-color);box-shadow:0 0 0 3px color-mix(in srgb,var(--chat-primary-color) 20%,transparent)}.chat-input:disabled{opacity:.6;cursor:not-allowed}.chat-send-button{padding:.625rem 1.25rem;border-radius:var(--chat-input-border-radius);background-color:var(--chat-primary-color);color:#fff;border:none;cursor:pointer;font-size:var(--chat-font-size);font-family:var(--chat-font-family);font-weight:500;transition:background-color var(--chat-transition-duration),transform calc(var(--chat-transition-duration) * .5);white-space:nowrap;min-height:2.5rem}.chat-send-button:hover:not(:disabled){background-color:color-mix(in srgb,var(--chat-primary-color) 90%,black);transform:translateY(-1px)}.chat-send-button:active:not(:disabled){transform:translateY(0)}.chat-send-button:disabled{opacity:.6;cursor:not-allowed;transform:none}@media(max-width:640px){.chat-message-content{max-width:85%}.chat-input-form{flex-direction:column}.chat-send-button{width:100%}}.chat-markdown{line-height:1.6}.chat-markdown p{margin:.5em 0}.chat-markdown p:first-child{margin-top:0}.chat-markdown p:last-child{margin-bottom:0}.chat-markdown h1,.chat-markdown h2,.chat-markdown h3,.chat-markdown h4,.chat-markdown h5,.chat-markdown h6{margin:.75em 0 .5em;font-weight:600;line-height:1.25}.chat-markdown h1:first-child,.chat-markdown h2:first-child,.chat-markdown h3:first-child,.chat-markdown h4:first-child,.chat-markdown h5:first-child,.chat-markdown h6:first-child{margin-top:0}.chat-markdown h1{font-size:1.5em}.chat-markdown h2{font-size:1.3em}.chat-markdown h3{font-size:1.1em}.chat-markdown ul,.chat-markdown ol{margin:.5em 0;padding-left:1.5em}.chat-markdown li{margin:.25em 0}.chat-markdown code{background-color:color-mix(in srgb,currentColor 10%,transparent);padding:.125em .375em;border-radius:.25em;font-size:.9em;font-family:Courier New,monospace}.chat-markdown pre{background-color:color-mix(in srgb,currentColor 8%,transparent);padding:.75em;border-radius:.5em;overflow-x:auto;margin:.75em 0}.chat-markdown pre code{background-color:transparent;padding:0}.chat-markdown blockquote{border-left:3px solid color-mix(in srgb,currentColor 30%,transparent);padding-left:1em;margin:.75em 0;font-style:italic;color:color-mix(in srgb,currentColor 80%,transparent)}.chat-markdown a{color:var(--chat-primary-color, #007bff);text-decoration:underline}.chat-markdown a:hover{text-decoration:none}.chat-markdown strong{font-weight:600}.chat-markdown em{font-style:italic}.chat-markdown hr{border:none;border-top:1px solid color-mix(in srgb,currentColor 20%,transparent);margin:1em 0}.chat-markdown table{border-collapse:collapse;width:100%;margin:.75em 0}.chat-markdown th,.chat-markdown td{border:1px solid color-mix(in srgb,currentColor 20%,transparent);padding:.5em;text-align:left}.chat-markdown th{background-color:color-mix(in srgb,currentColor 10%,transparent);font-weight:600}.chat-message-actions{display:flex;gap:.5rem;margin-top:.5rem;opacity:0;transition:opacity var(--chat-transition-duration, .2s)}.chat-message:hover .chat-message-actions{opacity:1}.chat-message-action{background:none;border:none;cursor:pointer;padding:.25rem .5rem;border-radius:var(--chat-border-radius, .25rem);font-size:.875rem;transition:background var(--chat-transition-duration, .2s);display:inline-flex;align-items:center;justify-content:center;min-width:2rem;min-height:2rem}.chat-message-action:hover{background:color-mix(in srgb,var(--chat-secondary-color, #64748b) 10%,transparent)}.chat-message-action:focus{outline:2px solid var(--chat-primary-color, #3b82f6);outline-offset:2px}.chat-message-action:active{transform:scale(.95)}.chat-loading-dots{display:inline-flex;gap:.25rem;margin-right:.5rem}.chat-loading-dots span{width:.5rem;height:.5rem;border-radius:50%;background-color:var(--chat-secondary-color, #64748b);animation:chat-loading-pulse 1.4s ease-in-out infinite}.chat-loading-dots span:nth-child(1){animation-delay:0s}.chat-loading-dots span:nth-child(2){animation-delay:.2s}.chat-loading-dots span:nth-child(3){animation-delay:.4s}@keyframes chat-loading-pulse{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}.chat-loading-text{opacity:.7}.chat-toast{position:fixed;bottom:1rem;right:1rem;background:var(--chat-background-color, #ffffff);color:var(--chat-text-color, #1e293b);padding:.75rem 1rem;border-radius:var(--chat-border-radius, .5rem);box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;z-index:10000;opacity:0;transform:translateY(1rem);transition:opacity var(--chat-transition-duration, .2s),transform var(--chat-transition-duration, .2s);max-width:300px;font-size:.875rem}.chat-toast-show{opacity:1;transform:translateY(0)}.chat-toast-success{background:#d1fae5;color:#065f46;border-left:3px solid #10b981}.chat-toast-error{background:#fee2e2;color:#991b1b;border-left:3px solid #ef4444}.chat-toast-info{background:#dbeafe;color:#1e40af;border-left:3px solid #3b82f6}.chat-message-edit-input{width:100%;padding:.5rem;border:1px solid var(--chat-border-color, rgba(0, 0, 0, .1));border-radius:var(--chat-border-radius, .5rem);font-family:var(--chat-font-family, system-ui, sans-serif);font-size:var(--chat-font-size, 1rem);background:var(--chat-input-background-color, #f8fafc);color:var(--chat-input-text-color, #1e293b);margin-bottom:.5rem}.chat-message-edit-input:focus{outline:2px solid var(--chat-primary-color, #3b82f6);outline-offset:2px}.chat-message-edit-buttons{display:flex;gap:.5rem;margin-top:.5rem}.chat-message-edit-save,.chat-message-edit-cancel{padding:.375rem .75rem;border-radius:var(--chat-border-radius, .5rem);border:none;cursor:pointer;font-size:.875rem;font-weight:500;transition:background var(--chat-transition-duration, .2s)}.chat-message-edit-save{background:var(--chat-primary-color, #3b82f6);color:#fff}.chat-message-edit-save:hover{background:color-mix(in srgb,var(--chat-primary-color, #3b82f6) 90%,black)}.chat-message-edit-cancel{background:var(--chat-secondary-color, #64748b);color:#fff}.chat-message-edit-cancel:hover{background:color-mix(in srgb,var(--chat-secondary-color, #64748b) 90%,black)}.chat-message:focus-within{outline:2px solid var(--chat-primary-color, #3b82f6);outline-offset:2px;border-radius:var(--chat-message-border-radius, var(--chat-border-radius, .5rem))}