:root,body.colorscheme-light{--chatbot-primary:#1565c0;--chatbot-primary-dark:#0d47a1;--chatbot-bg:#ffffff;--chatbot-bg-alt:#f8f9fa;--chatbot-text:#212121;--chatbot-text-secondary:#555555;--chatbot-border:#e0e0e0;--chatbot-shadow:rgba(0, 0, 0, 0.15);--chatbot-user-message:#1565c0;--chatbot-bot-message-bg:#ffffff;--chatbot-quick-reply-bg:#f0f0f0;--chatbot-quick-reply-border:#ddd}body.colorscheme-dark{--chatbot-primary:#42a5f5;--chatbot-primary-dark:#1e88e5;--chatbot-bg:#424242;--chatbot-bg-alt:#2c2c2c;--chatbot-text:#dadada;--chatbot-text-secondary:#b0b0b0;--chatbot-border:#555555;--chatbot-shadow:rgba(0, 0, 0, 0.4);--chatbot-user-message:#42a5f5;--chatbot-bot-message-bg:#4f4f4f;--chatbot-quick-reply-bg:#555555;--chatbot-quick-reply-border:#666666}.chat-button{position:fixed;bottom:30px;right:30px;width:60px;height:60px;background:var(--chatbot-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px var(--chatbot-shadow);transition:transform .3s ease;z-index:1000;border:none}.chat-button:hover{transform:scale(1.1)}.chat-button svg{width:30px;height:30px;fill:#fff;position:absolute;transition:opacity .3s ease,transform .3s ease}.chat-button .chat-icon{opacity:1;transform:rotate(0)}.chat-button .close-icon{opacity:0;transform:rotate(-180deg)}.chat-button.active .chat-icon{opacity:0;transform:rotate(180deg)}.chat-button.active .close-icon{opacity:1;transform:rotate(0)}.chat-container{position:fixed;bottom:100px;right:30px;width:380px;max-width:calc(100vw - 40px);height:550px;background:var(--chatbot-bg);border-radius:15px;box-shadow:0 10px 40px var(--chatbot-shadow);display:none;flex-direction:column;overflow:hidden;z-index:1000;animation:slideUp .3s ease}.chat-container.active{display:flex}@keyframes slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-header{background:var(--chatbot-primary);color:#fff;padding:20px;display:flex;justify-content:space-between;align-items:center}.chat-header h3{font-size:18px;font-weight:600;margin:0}.chat-header p{font-size:12px;opacity:.9;margin-top:3px;margin-bottom:0}.close-btn{background:rgba(255,255,255,.2);border:none;color:#fff;width:30px;height:30px;border-radius:50%;cursor:pointer;font-size:20px;display:flex;align-items:center;justify-content:center;transition:background .3s}.close-btn:hover{background:rgba(255,255,255,.3)}.chat-messages{flex:1;padding:20px;overflow-y:auto;background:var(--chatbot-bg-alt)}.message{margin-bottom:15px;display:flex;animation:fadeIn .3s ease}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.bot{justify-content:flex-start}.message.user{justify-content:flex-end}.message-content{max-width:75%;padding:12px 16px;border-radius:15px;line-height:1.5;font-size:14px}.message.bot .message-content{background:var(--chatbot-bot-message-bg);color:var(--chatbot-text);border-bottom-left-radius:5px;box-shadow:0 2px 5px var(--chatbot-shadow)}.message.user .message-content{background:var(--chatbot-user-message);color:#fff;border-bottom-right-radius:5px}.message-content strong{display:block;margin-bottom:5px;font-size:15px}.message-content a{color:var(--chatbot-primary);text-decoration:underline}.message.user .message-content a{color:#fff;opacity:.95}.quick-replies{padding:10px 20px;display:flex;flex-wrap:wrap;gap:8px;background:var(--chatbot-bg);border-top:1px solid var(--chatbot-border)}.quick-reply-btn{padding:8px 14px;background:var(--chatbot-quick-reply-bg);border:1px solid var(--chatbot-quick-reply-border);border-radius:20px;font-size:13px;cursor:pointer;transition:all .3s;color:var(--chatbot-text-secondary)}.quick-reply-btn:hover{background:var(--chatbot-primary);color:#fff;border-color:var(--chatbot-primary)}.chat-input-area{padding:15px 20px;background:var(--chatbot-bg);border-top:1px solid var(--chatbot-border);display:flex;gap:10px}.chat-input{flex:1;padding:12px 15px;border:1px solid var(--chatbot-border);border-radius:25px;font-size:14px;outline:none;transition:border-color .3s;background:var(--chatbot-bg-alt);color:var(--chatbot-text)}.chat-input:focus{border-color:var(--chatbot-primary)}.chat-input::placeholder{color:var(--chatbot-text-secondary);opacity:.7}.send-btn{width:45px;height:45px;background:var(--chatbot-primary);border:none;border-radius:50%;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .3s}.send-btn:hover{transform:scale(1.05)}.send-btn:disabled{opacity:.5;cursor:not-allowed}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:var(--chatbot-bg-alt)}.chat-messages::-webkit-scrollbar-thumb{background:var(--chatbot-border);border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:var(--chatbot-primary)}.chatbot-articles-widget{max-width:90%!important;padding:15px!important}.chatbot-articles-widget strong{font-size:16px;margin-bottom:10px;display:block}.chatbot-articles-list{list-style:none;padding:0;margin:10px 0}.chatbot-articles-list li{margin-bottom:12px;padding:8px 0;border-bottom:1px solid var(--chatbot-border);display:flex;flex-direction:column;gap:4px}.chatbot-articles-list li:last-child{border-bottom:none}.chatbot-articles-list a{color:var(--chatbot-primary)!important;font-weight:500;text-decoration:none;font-size:13px;line-height:1.4;transition:opacity .2s}.chatbot-articles-list a:hover{opacity:.8;text-decoration:underline!important}.article-date{font-size:11px;color:var(--chatbot-text-secondary);opacity:.7}.chatbot-view-all{display:inline-block;margin-top:10px;font-size:13px;color:var(--chatbot-primary)!important;font-weight:600;text-decoration:none;transition:opacity .2s}.chatbot-view-all:hover{opacity:.8;text-decoration:underline!important}@media(max-width:480px){.chat-container{bottom:90px;right:10px;width:calc(100vw - 20px);height:500px}.chat-button{bottom:20px;right:20px}.chatbot-articles-widget{max-width:95%!important}.chatbot-articles-list a{font-size:12px}}