:root{--pin8n-primary:#1e90ff;--pin8n-primary-hover:#06c;--pin8n-primary-active:#0052a3;--pin8n-bg:#fff;--pin8n-text:#333;--pin8n-text-light:#666;--pin8n-text-muted:#999;--pin8n-user-bubble:#e6f0ff;--pin8n-bot-bubble:#f5f5f5;--pin8n-launcher-bg:#1e90ff;--pin8n-launcher-text:#fff;--pin8n-border:#e0e0e0;--pin8n-border-light:#f0f0f0;--pin8n-shadow:0 10px 30px rgba(0,0,0,.15);--pin8n-shadow-light:0 2px 8px rgba(0,0,0,.1);--pin8n-border-radius:16px;--pin8n-border-radius-small:8px;--pin8n-spacing:1rem;--pin8n-spacing-small:0.5rem;--pin8n-spacing-large:1.5rem;--pin8n-font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;--pin8n-font-size:14px;--pin8n-line-height:1.4;--pin8n-transition:all 0.2s ease;--pin8n-z-index:999999}.pin8n-root{position:fixed;bottom:20px;z-index:var(--pin8n-z-index);font-family:var(--pin8n-font-family);font-size:var(--pin8n-font-size);line-height:var(--pin8n-line-height);direction:ltr}.pin8n-root.pin8n-right{right:20px}.pin8n-root.pin8n-left{left:20px}.pin8n-launcher{background:var(--pin8n-launcher-bg);color:var(--pin8n-launcher-text);border:none;border-radius:50%;width:64px;height:64px;box-shadow:var(--pin8n-shadow);cursor:pointer;font-weight:600;font-size:var(--pin8n-font-size);transition:var(--pin8n-transition);display:inline-flex;align-items:center;justify-content:center}.pin8n-launcher:hover{transform:translateY(-2px);box-shadow:0 15px 35px rgba(0,0,0,.2);background:var(--pin8n-primary-hover)}.pin8n-launcher:focus{outline:2px solid var(--pin8n-primary);outline-offset:2px}.pin8n-launcher:active{transform:translateY(0);background:var(--pin8n-primary-active)}.pin8n-launcher-icon{width:36px;height:36px;border-radius:50%;object-fit:cover;transition:var(--pin8n-transition)}.pin8n-launcher-svg{width:28px;height:28px;display:block}.pin8n-launcher:hover .pin8n-launcher-icon{transform:scale(1.1)}.pin8n-panel{display:flex;flex-direction:column;position:fixed;bottom:90px;max-width:360px;width:calc(100vw - 40px);background:var(--pin8n-bg);border-radius:var(--pin8n-border-radius);box-shadow:var(--pin8n-shadow);overflow:hidden;border:1px solid var(--pin8n-border);transition:var(--pin8n-transition);min-height:300px;max-height:calc(100vh - 100px)}.pin8n-root.pin8n-right .pin8n-panel{right:20px}.pin8n-root.pin8n-left .pin8n-panel{left:20px}.pin8n-panel.pin8n-expanded .pin8n-messages{max-height:calc(90vh - 80px - 48px - 56px)}.pin8n-panel.pin8n-expanded{max-width:min(640px,calc(100vw - 40px))!important;width:min(640px,calc(100vw - 40px))!important;max-height:calc(90vh - 80px);transform:scale(1.02);box-shadow:0 20px 60px rgba(0,0,0,.3);min-height:300px}.pin8n-panel.pin8n-expanded .pin8n-header{background:linear-gradient(135deg,var(--pin8n-primary),var(--pin8n-primary-hover))}.pin8n-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--pin8n-primary);color:#fff;border-bottom:1px solid hsla(0,0%,100%,.1);position:sticky;top:0;z-index:1}.pin8n-header .title{font-weight:700;font-size:16px}.pin8n-tools{display:flex;gap:6px;align-items:center}.pin8n-messages{flex:1;min-height:0;max-height:calc(90vh - 80px - 48px - 56px);min-height:240px;overflow:auto;background:var(--pin8n-bg);scroll-behavior:smooth;transition:var(--pin8n-transition);padding:16px 16px 56px;scroll-padding-bottom:56px;scrollbar-width:thin;scrollbar-color:rgba(0,0,0,.2) transparent}.pin8n-messages::-webkit-scrollbar{width:6px}.pin8n-messages::-webkit-scrollbar-track{background:rgba(0,0,0,.05);border-radius:3px}.pin8n-messages::-webkit-scrollbar-thumb{background:rgba(0,0,0,.2);border-radius:3px}.pin8n-input{display:flex;gap:8px;border-top:1px solid var(--pin8n-border);padding:12px 16px;background:var(--pin8n-border-light);align-items:center;min-height:56px;flex-shrink:0;position:sticky;bottom:0;z-index:1}.pin8n-input input[type=text]{flex:1;border:1px solid var(--pin8n-border);border-radius:9999px;padding:10px 16px;font-size:var(--pin8n-font-size);transition:var(--pin8n-transition);background:var(--pin8n-bg);color:var(--pin8n-text)}.pin8n-input input[type=text]:focus{outline:none;border-color:var(--pin8n-primary);box-shadow:0 0 0 3px rgba(30,144,255,.1)}.pin8n-input input[type=text]::placeholder{color:var(--pin8n-text-muted);font-weight:400}.pin8n-input input[type=text]:disabled{opacity:.6;cursor:not-allowed}.pin8n-btn{border:none;background:transparent;cursor:pointer;padding:8px;border-radius:var(--pin8n-border-radius-small);display:flex;align-items:center;justify-content:center;min-width:32px;min-height:32px;color:inherit}.pin8n-btn,.pin8n-btn svg{transition:var(--pin8n-transition)}.pin8n-btn svg{width:16px;height:16px}.pin8n-btn:hover{background:hsla(0,0%,100%,.2);transform:scale(1.05)}.pin8n-btn:hover svg{stroke-width:2.5}.pin8n-btn:focus{outline:2px solid hsla(0,0%,100%,.3);outline-offset:2px}.pin8n-btn:active{transform:scale(.95)}.pin8n-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.pin8n-btn[data-action=send]{background:var(--pin8n-primary);color:#fff;border-radius:50%}.pin8n-btn[data-action=send]:hover{background:var(--pin8n-primary-hover);transform:scale(1.1);box-shadow:0 4px 12px rgba(30,144,255,.3)}.pin8n-new-chat-btn{position:relative;overflow:hidden}.pin8n-new-chat-btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.3),transparent);transition:left .5s ease}.pin8n-new-chat-btn:hover:before{left:100%}.pin8n-new-chat-btn:hover{background:hsla(0,0%,100%,.25);transform:scale(1.1)}.pin8n-expand-btn{transition:var(--pin8n-transition)}.pin8n-expanded .pin8n-expand-btn{background:hsla(0,0%,100%,.2);border-radius:6px}.pin8n-bubble{max-width:80%;margin:8px 0;padding:12px 16px;border-radius:18px;line-height:var(--pin8n-line-height);box-shadow:var(--pin8n-shadow-light);word-wrap:break-word;animation:fadeInUp .3s ease;display:flex;align-items:flex-start;gap:8px;position:relative}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.pin8n-bubble.user{background:var(--pin8n-user-bubble);color:var(--pin8n-text);margin-left:auto;border-bottom-right-radius:6px;flex-direction:row-reverse}.pin8n-bubble.bot{background:var(--pin8n-bot-bubble);color:var(--pin8n-text);margin-right:auto;border-bottom-left-radius:6px}.pin8n-bubble-wrapper{display:flex;flex-direction:column;gap:8px;flex:1;min-width:0;max-width:100%}.pin8n-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;flex-shrink:0;border:2px solid var(--pin8n-primary);background:var(--pin8n-primary)}.pin8n-bubble-content{flex:1;min-width:0;word-wrap:break-word}.pin8n-copy-btn{background:transparent;border:none;cursor:pointer;padding:6px;border-radius:6px;opacity:0;transition:var(--pin8n-transition);margin-left:8px;flex-shrink:0;color:var(--pin8n-text);position:absolute;top:-8px;right:8px;background:var(--pin8n-bg);box-shadow:var(--pin8n-shadow-light)}.pin8n-bubble:hover .pin8n-copy-btn{opacity:1}.pin8n-copy-btn svg{width:12px;height:12px;transition:var(--pin8n-transition)}.pin8n-copy-btn:hover{opacity:1;background:var(--pin8n-border-light);transform:scale(1.1)}.pin8n-copy-btn:hover svg{stroke-width:2.5}.pin8n-copy-btn:focus{outline:1px solid var(--pin8n-primary);outline-offset:1px}.pin8n-copy-btn:active{transform:scale(.95)}.pin8n-feedback{display:inline-flex;align-items:center;gap:4px;margin-left:8px}.pin8n-bubble-actions{display:flex;align-items:center;gap:4px;background:none;border:none;border-radius:0;padding:0;box-shadow:none;flex-shrink:0;min-width:0}.pin8n-bubble-actions .pin8n-copy-btn{opacity:1;position:static;margin:0;background:transparent;box-shadow:none;padding:0}.pin8n-copy-btn,.pin8n-dislike-btn,.pin8n-feedback-btn,.pin8n-like-btn{width:32px;height:32px;border:none;background:hsla(0,0%,100%,.9);border-radius:50%;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:center;color:#555;border:1px solid rgba(0,0,0,.1);backdrop-filter:blur(4px);font-size:14px}.pin8n-copy-btn:hover,.pin8n-dislike-btn:hover,.pin8n-feedback-btn:hover,.pin8n-like-btn:hover{background:#fff;transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.15);color:var(--pin8n-primary)}.pin8n-dislike-btn.pin8n-feedback-active,.pin8n-like-btn.pin8n-feedback-active{background:var(--pin8n-primary);transform:scale(1.05);box-shadow:0 2px 8px rgba(30,144,255,.3)}.pin8n-dislike-btn.pin8n-feedback-active svg,.pin8n-like-btn.pin8n-feedback-active svg{color:#555;stroke:#555}.pin8n-copy-btn svg,.pin8n-dislike-btn svg,.pin8n-feedback-btn svg,.pin8n-like-btn svg{width:16px;height:16px;transition:all .2s ease}.pin8n-copy-btn:hover svg,.pin8n-dislike-btn:hover svg,.pin8n-feedback-btn:hover svg,.pin8n-like-btn:hover svg{stroke-width:2.5}.pin8n-loading{display:inline-flex;align-items:center;gap:4px}.pin8n-loading-dot{width:6px;height:6px;border-radius:50%;background:var(--pin8n-text-muted);animation:ping 1.4s ease-in-out infinite both}.pin8n-loading-dot:first-child{animation-delay:-.32s}.pin8n-loading-dot:nth-child(2){animation-delay:-.16s}@keyframes ping{0%,80%,to{opacity:.3;transform:scale(1)}40%{opacity:1;transform:scale(1.2)}}.pin8n-notification{position:fixed;top:20px;right:20px;background:var(--pin8n-primary);color:#fff;padding:12px 16px;border-radius:var(--pin8n-border-radius-small);box-shadow:var(--pin8n-shadow);z-index:calc(var(--pin8n-z-index) + 1);font-size:var(--pin8n-font-size);max-width:300px;animation:slideInRight .3s ease}.pin8n-toast{position:fixed;z-index:calc(var(--pin8n-z-index) + 2);width:auto;max-width:300px}.pin8n-toast-content{background:#fff;border:1px solid rgba(0,0,0,.1);box-shadow:0 10px 30px rgba(0,0,0,.15);border-radius:12px;padding:10px 12px;display:flex;gap:10px;align-items:center;animation:slideInRight .25s ease;position:relative}.pin8n-toast-text{color:#333;font-size:14px}.pin8n-toast-actions{display:flex;gap:8px}.pin8n-toast-btn{border:none;cursor:pointer;padding:6px 10px;border-radius:8px;font-weight:600}.pin8n-toast-primary{background:var(--pin8n-primary);color:#fff}.pin8n-toast-close{position:absolute;top:-8px;right:-8px;width:24px;height:24px;border-radius:50%;border:none;background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:var(--pin8n-transition);box-shadow:0 2px 8px rgba(0,0,0,.15);color:#666}.pin8n-toast-content:hover .pin8n-toast-close{opacity:1;transform:scale(1.1)}@keyframes slideInRight{0%{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOutRight{0%{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}@media (max-width:480px){.pin8n-root{bottom:10px}.pin8n-root.pin8n-right{right:10px}.pin8n-root.pin8n-left{left:10px}.pin8n-panel{width:calc(100vw - 20px);max-width:none;bottom:80px;max-height:calc(90vh - 80px)}.pin8n-launcher{padding:10px 14px;font-size:13px}.pin8n-messages{padding-bottom:56px;scroll-padding-bottom:56px}.pin8n-input{min-height:56px;flex-shrink:0;position:sticky;bottom:0;z-index:1}.pin8n-bubble{max-width:90%}.pin8n-bubble-actions{gap:2px}.pin8n-copy-btn,.pin8n-dislike-btn,.pin8n-feedback-btn,.pin8n-like-btn{width:28px;height:28px}.pin8n-copy-btn svg,.pin8n-dislike-btn svg,.pin8n-feedback-btn svg,.pin8n-like-btn svg{width:14px;height:14px}}@media (prefers-contrast:high){.pin8n-input input[type=text],.pin8n-panel{border:2px solid #000}.pin8n-btn{border:1px solid #000}}@media (prefers-reduced-motion:reduce){.pin8n-btn,.pin8n-bubble,.pin8n-launcher,.pin8n-panel{transition:none;animation:none}.pin8n-btn:hover,.pin8n-btn[data-action=send]:hover,.pin8n-launcher:hover{transform:none}}@media (prefers-color-scheme:dark){:root{--pin8n-bg:#2d2d2d;--pin8n-text:#fff;--pin8n-text-light:#ccc;--pin8n-text-muted:#999;--pin8n-user-bubble:#404040;--pin8n-bot-bubble:#363636;--pin8n-border:#555;--pin8n-border-light:#404040}.pin8n-input input[type=text]{border-color:var(--pin8n-border)}.pin8n-input input[type=text],.pin8n-input input[type=text]:focus{background:var(--pin8n-bg);color:var(--pin8n-text)}.pin8n-input input[type=text]::placeholder{color:var(--pin8n-text-muted)}}.pin8n-btn:focus-visible,.pin8n-input input:focus-visible,.pin8n-launcher:focus-visible{outline:2px solid var(--pin8n-primary);outline-offset:2px}.pin8n-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.pin8n-panel[data-state=opening]{animation:panelSlideIn .3s ease}.pin8n-panel[data-state=closing]{animation:panelSlideOut .3s ease}@keyframes panelSlideIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes panelSlideOut{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(20px) scale(.95)}}.pin8n-panel:focus{outline:none}.pin8n-panel[data-focus-trap=active]{position:relative}