:root{--chatbot-primary:#667eea;--chatbot-secondary:#764ba2;--chatbot-accent:#4ade80;--chatbot-light:#ffffff;--chatbot-dark:#1f2937;--chatbot-bg:#f8fafc;--chatbot-border:#e5e7eb;--chatbot-radius:18px;--chatbot-transition:all .25s cubic-bezier(.4,0,.2,1);--chatbot-z-index:9999;--chatbot-font-family:Inter,'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;--chatbot-fab-size:clamp(56px,6vh,68px);--chatbot-fab-gap:14px}#chatbot-container,#chatbot-container *{box-sizing:border-box}.chatbot-toggle{position:fixed!important;bottom:20px!important;right:20px!important;width:var(--chatbot-fab-size)!important;height:var(--chatbot-fab-size)!important;background:linear-gradient(135deg,#667eea,#764ba2 50%,#4ade80)!important;color:#fff!important;border:3px solid #fff!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;font-size:22px!important;cursor:pointer!important;user-select:none!important;outline:0!important;-webkit-tap-highlight-color:transparent!important;z-index:var(--chatbot-z-index)!important;box-shadow:0 10px 32px rgba(102,126,234,.55)!important;transition:var(--chatbot-transition)!important;animation:fab-pulse 3s ease-in-out infinite}.chatbot-toggle::after{content:'';position:absolute;top:-4px;right:-4px;width:12px;height:12px;border-radius:50%;background:linear-gradient(135deg,#ef4444,#dc2626);border:2px solid #fff;box-shadow:0 2px 8px rgba(239,68,68,.5);animation:notification-pulse 2s ease-in-out infinite;display:block}@keyframes fab-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes notification-pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}.chatbot-toggle:hover{transform:scale(1.08)!important}.chatbot-toggle:active{transform:scale(.96)!important}.chatbot-toggle:focus-visible{outline:4px solid var(--chatbot-accent)!important;outline-offset:6px!important}.chatbot-toggle .notification-badge{position:absolute;top:-8px;right:-8px;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font:800 11px/1 var(--chatbot-font-family);color:#fff;background:linear-gradient(135deg,#ef4444,#dc2626);border:3px solid #fff;box-shadow:0 4px 12px rgba(239,68,68,.45);animation:notification-pulse 2s ease-in-out infinite;z-index:1}.chatbot-container{position:fixed!important;bottom:calc(var(--chatbot-fab-size) + var(--chatbot-fab-gap) + 20px)!important;right:20px!important;width:clamp(320px,28vw,420px)!important;height:clamp(420px,68vh,560px)!important;background:var(--chatbot-light)!important;border:2px solid var(--chatbot-primary)!important;border-radius:var(--chatbot-radius)!important;display:none!important;flex-direction:column!important;overflow:hidden!important;z-index:calc(var(--chatbot-z-index) - 1)!important;box-shadow:0 24px 50px rgba(0,0,0,.28),0 0 0 1px rgba(102,126,234,.12)!important;backdrop-filter:blur(16px)!important}.chatbot-container.show{display:flex!important;animation:panel-in .35s cubic-bezier(.34,1.56,.64,1) forwards}@keyframes panel-in{from{transform:translateY(14px);opacity:0}to{transform:translateY(0);opacity:1}}.chat-header{background:linear-gradient(135deg,#667eea,#764ba2)!important;color:#fff!important;padding:14px 16px!important;min-height:56px!important;display:flex!important;align-items:center!important;justify-content:space-between!important;border-radius:calc(var(--chatbot-radius) - 2px) calc(var(--chatbot-radius) - 2px) 0 0!important;box-shadow:0 4px 18px rgba(102,126,234,.28),inset 0 1px 0 rgba(255,255,255,.22)!important;position:relative!important}.chat-header h3{margin:0!important;font-weight:800!important;font-size:18px!important;line-height:1.25!important}.chat-close-btn{background:rgba(255,255,255,.18)!important;color:#fff!important;border:2px solid rgba(255,255,255,.28)!important;width:38px!important;height:38px!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;font-size:18px!important;font-weight:700!important;cursor:pointer!important;transition:var(--chatbot-transition)!important;outline:0!important}.chat-close-btn:hover{transform:scale(1.06) rotate(90deg)!important}.chat-messages{flex:1 1 auto!important;overflow-y:auto!important;overflow-x:hidden!important;padding:14px 16px!important;background:linear-gradient(180deg,#f8fafc,#f1f5f9)!important;display:flex!important;flex-direction:column!important;gap:10px!important;scrollbar-width:thin!important}.user-message,.bot-message,.error-message{max-width:92%!important;font:600 14px/1.5 var(--chatbot-font-family);padding:12px 16px!important;border-radius:18px!important;box-shadow:0 2px 12px rgba(0,0,0,.08)!important}.user-message{margin-left:auto!important;border-radius:18px 18px 8px 18px!important;color:#fff!important;background:linear-gradient(135deg,#667eea,#764ba2)!important}.bot-message{margin-right:auto!important;border-radius:18px 18px 18px 8px!important;color:#111827!important;background:linear-gradient(135deg,#fff,#f8fafc)!important;border:2px solid #e5e7eb!important}.error-message{margin-right:auto!important;border-radius:18px 18px 18px 8px!important;color:#fff!important;background:linear-gradient(135deg,#ef4444,#dc2626)!important}.loading-message{margin-right:auto!important;border-radius:18px 18px 18px 8px!important;color:#6b7280!important;background:linear-gradient(135deg,#f3f4f6,#e5e7eb)!important;border:1px solid #d1d5db!important;font-style:italic!important;padding:10px 14px!important;animation:loading-pulse 1.5s ease-in-out infinite}.typing-animation{display:flex!important;align-items:center!important;padding:14px 16px!important;margin:8px 0!important;margin-right:auto!important;background:linear-gradient(135deg,rgba(102,126,234,.08),rgba(118,75,162,.08))!important;border-radius:18px 18px 18px 8px!important;border:2px solid rgba(102,126,234,.2)!important;max-width:80px!important}.typing-animation span{width:8px!important;height:8px!important;border-radius:50%!important;background:var(--chatbot-primary)!important;margin:0 2px!important;animation:typing 1.4s infinite ease-in-out!important}.typing-animation span:nth-child(1){animation-delay:0s!important}.typing-animation span:nth-child(2){animation-delay:.2s!important}.typing-animation span:nth-child(3){animation-delay:.4s!important}@keyframes typing{0%,60%,100%{transform:translateY(0)!important;opacity:.4!important}30%{transform:translateY(-8px)!important;opacity:1!important}}@keyframes loading-pulse{0%,100%{opacity:.7}50%{opacity:1}}.chat-input-container{flex:0 0 auto!important;background:linear-gradient(180deg,#fff,#f8fafc)!important;border-top:2px solid #e5e7eb!important;padding:12px 14px!important;min-height:64px!important;display:flex!important;align-items:flex-end!important;gap:10px!important;position:relative!important}.chat-input{flex:1 1 auto!important;background:#fff!important;color:#1f2937!important;border:2px solid #e5e7eb!important;border-radius:14px!important;padding:10px 12px!important;min-height:44px!important;max-height:96px!important;resize:none!important;outline:0!important;font:500 15px/1.4 var(--chatbot-font-family)!important}.chat-input:focus{border-color:var(--chatbot-primary)!important;box-shadow:0 0 0 3px rgba(102,126,234,.18)!important}#input-error{position:absolute!important;bottom:6px!important;left:14px!important;right:70px!important;color:#dc2626!important;font:600 12px/1.2 var(--chatbot-font-family)!important;background:linear-gradient(135deg,#fef2f2,#fee2e2)!important;padding:6px 10px!important;border-radius:10px!important;border:2px solid #fca5a5!important}.chat-send{flex:0 0 auto!important;width:44px!important;height:44px!important;border-radius:50%!important;background:linear-gradient(135deg,#4ade80,#22c55e)!important;color:#fff!important;border:2px solid #fff!important;display:flex!important;align-items:center!important;justify-content:center!important;font-size:16px!important;cursor:pointer!important;outline:0!important}@media (max-width:480px){.chatbot-toggle{bottom:16px!important;right:16px!important}.chatbot-container{right:8px!important;bottom:calc(var(--chatbot-fab-size) + var(--chatbot-fab-gap) + 12px)!important;width:calc(100vw - 16px)!important;height:clamp(60vh,72vh,86vh)!important}.chat-header{min-height:52px!important}}@media (prefers-color-scheme:dark){.chatbot-container{background:#111827!important;border-color:#374151!important}.chat-messages{background:linear-gradient(180deg,#1f2937,#111827)!important}.bot-message{background:linear-gradient(135deg,#374151,#4b5563)!important;color:#f9fafb!important;border-color:#6b7280!important}.chat-input-container{background:linear-gradient(180deg,#1f2937,#111827)!important;border-color:#374151!important}.chat-input{background:#1f2937!important;color:#f9fafb!important;border-color:#4b5563!important}.typing-animation{background:linear-gradient(135deg,rgba(102,126,234,.15),rgba(118,75,162,.15))!important;border-color:rgba(102,126,234,.3)!important}}