:root{--nexora-primary:#2979FF;--nexora-primary-hover:#1E6FFF;--nexora-accent:#00BFFF;--nexora-bg:#FFFFFF;--nexora-body-bg:#F5F7FA;--nexora-border:#E4E9F2;--nexora-text:#1A1A2E;--nexora-text-light:#6B7C93;--nexora-muted:#9BA8BA;--nexora-radius:16px;--nexora-shadow:0 4px 24px rgba(0, 0, 0, 0.12);--nexora-shadow-lg:0 8px 32px rgba(0, 0, 0, 0.16)}.nexora-chatbot{position:fixed;right:20px;bottom:20px;z-index:9999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--nexora-text)}.nexora-chatbot-launcher{position:relative;display:inline-flex;align-items:center;gap:12px;padding:16px 24px 16px 20px;border-radius:50px;border:none;background:linear-gradient(135deg,#2979FF 0%,#1E6FFF 100%);color:#fff;box-shadow:0 4px 16px rgb(41 121 255 / .35);cursor:pointer;transition:transform 0.15s ease,box-shadow 0.15s ease}.nexora-chatbot-launcher:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgb(41 121 255 / .4)}.nexora-chatbot-launcher:focus-visible{outline:2px solid rgb(255 255 255 / .5);outline-offset:2px}.nexora-chatbot-launcher-icon{position:relative;width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.nexora-chatbot-launcher-icon svg{width:100%;height:100%}.nexora-chatbot-launcher-copy{position:relative;display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:2px}.nexora-chatbot-launcher-label{font-weight:600;font-size:14px;line-height:1.3;letter-spacing:-.01em}.nexora-chatbot-launcher-sub{font-size:12px;opacity:.9;font-weight:400;line-height:1.2}.nexora-chatbot-window{position:absolute;right:0;bottom:85px;width:min(370px, calc(100vw - 40px));max-height:calc(100vh - 140px);opacity:0;transform:translateY(10px);pointer-events:none;visibility:hidden;transition:opacity 0.2s ease,transform 0.2s ease,visibility 0s linear 0.2s}.nexora-chatbot-window.is-open{opacity:1;pointer-events:auto;visibility:visible;transform:translateY(0);transition:opacity 0.2s ease,transform 0.2s ease}.nexora-chatbot-shell{position:relative;background:var(--nexora-bg);border-radius:var(--nexora-radius);box-shadow:var(--nexora-shadow-lg);border:1px solid var(--nexora-border);overflow:hidden;display:flex;flex-direction:column;height:600px;max-height:calc(100vh - 140px)}.nexora-chatbot-header{position:relative;display:flex;flex-direction:column;gap:12px;padding:20px 20px 16px;background:linear-gradient(135deg,#2979FF 0%,#00D4FF 100%);color:#fff;border-radius:var(--nexora-radius) var(--nexora-radius) 0 0}.nexora-chatbot-header-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.nexora-chatbot-agent{display:flex;align-items:center;gap:12px}.nexora-chatbot-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;object-fit:cover}.nexora-chatbot-agent-meta{display:flex;flex-direction:column}.nexora-chatbot-agent-name{margin:0;font-size:15px;font-weight:600;line-height:1.3;letter-spacing:-.01em}.nexora-chatbot-header-actions{display:flex;align-items:center;gap:8px}.nexora-chatbot-menu,.nexora-chatbot-close{background:#fff0;border:none;color:#fff;padding:6px;cursor:pointer;border-radius:6px;display:flex;align-items:center;justify-content:center;transition:background 0.2s ease}.nexora-chatbot-menu:hover,.nexora-chatbot-close:hover{background:rgb(255 255 255 / .15)}.nexora-chatbot-header-status{font-size:13px;font-weight:500;padding:0;opacity:.95}.nexora-chatbot-body{flex:1;background:#FFF;padding:20px;overflow-y:auto;display:flex;flex-direction:column}.nexora-chatbot-body::-webkit-scrollbar{width:6px}.nexora-chatbot-body::-webkit-scrollbar-thumb{background:#D1D5DB;border-radius:999px}.nexora-chatbot-messages{display:flex;flex-direction:column;gap:16px}.nexora-chatbot-message{display:flex;align-items:flex-end;gap:8px;max-width:75%}.nexora-chatbot-message-user{justify-content:flex-end;align-self:flex-end}.nexora-chatbot-bubble{padding:10px 14px;border-radius:16px;font-size:14px;line-height:1.5;background:#F3F4F6;color:#1F2937;box-shadow:none;word-wrap:break-word}.nexora-chatbot-message-user .nexora-chatbot-bubble{border-radius:16px 16px 2px 16px;background:#2979FF;color:#fff}.nexora-chatbot-message-agent .nexora-chatbot-bubble{background:#F3F4F6;border:none}.nexora-chatbot-typing{display:inline-flex;gap:3px;padding:10px 14px}.nexora-chatbot-typing span{width:6px;height:6px;border-radius:50%;background:#9CA3AF;animation:nexora-chatbot-typing 1.4s ease-in-out infinite}.nexora-chatbot-typing span:nth-child(2){animation-delay:0.2s}.nexora-chatbot-typing span:nth-child(3){animation-delay:0.4s}@keyframes nexora-chatbot-typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-3px);opacity:1}}.nexora-chatbot-footer{background:#FFF;border-top:1px solid #E5E7EB;padding:16px 20px;display:flex;flex-direction:column;gap:10px}.nexora-chatbot-input-meta{display:flex;align-items:center;justify-content:space-between;gap:10px}.nexora-chatbot-upload-hint{font-size:12px;color:#6B7280;min-height:16px;line-height:1.3}.nexora-chatbot-upload-hint.is-error{color:#DC2626}.nexora-chatbot-upload-hint.is-success{color:#059669}.nexora-chatbot-input-actions{display:flex;align-items:center;gap:6px}.nexora-chatbot-action-btn{border:none;background:#fff0;color:#6B7280;border-radius:6px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background 0.2s ease,color 0.2s ease}.nexora-chatbot-action-btn:hover{background:#F3F4F6;color:#1F2937}.nexora-chatbot-form{position:relative;display:flex;align-items:flex-end;gap:8px;margin:0 -4px}.nexora-chatbot-form textarea{border:1px solid #E5E7EB;border-radius:8px;padding:12px 16px;min-height:48px;max-height:120px;resize:none;font-size:15px;line-height:1.5;background:#FFF;color:#1F2937;flex:1;transition:border-color 0.2s ease}.nexora-chatbot-form textarea::placeholder{color:#9CA3AF}.nexora-chatbot-form textarea:focus-visible{outline:none;border-color:#2979FF}.nexora-chatbot-send{border:none;background:#fff0;width:48px;height:48px;display:flex;align-items:center;justify-content:center;color:#2979FF;cursor:pointer;transition:color 0.2s ease;flex-shrink:0;padding:0}.nexora-chatbot-send:hover:not(:disabled){color:#1E5FE0}.nexora-chatbot-send:disabled{color:#D1D5DB;cursor:not-allowed}.nexora-chatbot-powered{display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 0 0;font-size:11px;color:#9CA3AF;border-top:1px solid #F3F4F6}.nexora-chatbot-powered-logo{height:14px;width:auto}.nexora-chatbot-end{border:none;background:#fff0;color:#6B7280;font-size:12px;text-decoration:underline;cursor:pointer;padding:0}.nexora-chatbot-gdpr{margin:0;font-size:11px;color:#9CA3AF;text-align:center}.nexora-chatbot-upload-hint .nexora-chatbot-upload-link{color:#2979FF;text-decoration:underline;cursor:pointer}.nexora-chatbot-message .nexora-chatbot-file-chip{display:inline-flex;align-items:center;gap:10px;border-radius:12px;padding:10px 12px;background:#F3F4F6;color:#1F2937;text-decoration:none}.nexora-chatbot-message-user .nexora-chatbot-file-chip{background:rgb(255 255 255 / .2);color:#fff}.nexora-chatbot-file-chip span{font-size:13px}.nexora-chatbot-file-chip svg{flex:none}.nexora-chatbot-file-text{display:flex;flex-direction:column;align-items:flex-start;gap:2px}.nexora-chatbot-file-text small{font-size:11px;opacity:.7}.nexora-chatbot-emoji-picker{position:absolute;bottom:100%;left:0;right:0;margin-bottom:8px;background:#FFF;border:1px solid #E5E7EB;border-radius:12px;box-shadow:0 4px 12px rgb(0 0 0 / .1);max-height:320px;overflow-y:auto;padding:12px;z-index:10}.nexora-chatbot-emoji-picker::-webkit-scrollbar{width:6px}.nexora-chatbot-emoji-picker::-webkit-scrollbar-thumb{background:#D1D5DB;border-radius:999px}.nexora-emoji-section{margin-bottom:16px}.nexora-emoji-section:last-child{margin-bottom:0}.nexora-emoji-section-title{font-size:12px;font-weight:600;color:#6B7280;margin-bottom:8px;text-transform:uppercase;letter-spacing:.5px}.nexora-emoji-grid{display:grid;grid-template-columns:repeat(9,1fr);gap:4px}.nexora-emoji-btn{background:#fff0;border:none;font-size:22px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;cursor:pointer;border-radius:6px;transition:background 0.15s ease;padding:0}.nexora-emoji-btn:hover{background:#F3F4F6}@media (max-width:640px){.nexora-chatbot{right:16px;bottom:18px}.nexora-chatbot-window{width:calc(100vw - 32px);bottom:78px}.nexora-chatbot-shell{min-height:min(520px, calc(100vh - 120px))}}