:root{--olivia-primary:#2b90ff}
#olivia-chatbot-root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial}
#olivia-chatbot-toggle{position:fixed;right:20px;bottom:20px;width:64px;height:64px;border-radius:50%;border:none;box-shadow:0 6px 18px rgba(0,0,0,.18);cursor:pointer;background:#fff;padding:6px;display:flex;align-items:center;justify-content:center;z-index:99999}
#olivia-chatbot-toggle img{width:100%;height:100%;border-radius:50%;object-fit:cover}
#olivia-chatbot-panel{position:fixed;right:20px;bottom:100px;width:320px;max-height:70vh;display:none;flex-direction:column;background:#fff;border-radius:12px;box-shadow:0 12px 36px rgba(0,0,0,.2);overflow:hidden;z-index:99999}
#olivia-chatbot-header{padding:10px 12px;color:#fff;display:flex;align-items:center;justify-content:space-between}
.vcb-header-left{display:flex;align-items:center;gap:8px}
.vcb-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}
.vcb-title{font-weight:600}
#olivia-chatbot-close{background:transparent;border:none;color:rgba(255,255,255,.9);font-size:16px;cursor:pointer}
#olivia-chatbot-messages{padding:12px;overflow-y:auto;flex:1 1 auto;background:#f7f8fb}
.vcb-message{display:flex;align-items:flex-start;margin-bottom:10px}
.vcb-message-user{justify-content:flex-end}
.vcb-message-bot{justify-content:flex-start}
.vcb-msg-avatar{width:28px;height:28px;border-radius:50%;margin-right:8px;object-fit:cover}
.vcb-bubble{background:#fff;padding:8px 10px;border-radius:10px;max-width:72%;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.vcb-message-user .vcb-bubble{background:var(--olivia-primary,#2b90ff);color:#fff;border-bottom-right-radius:2px;margin-left:auto}
#olivia-chatbot-controls{padding:10px;display:flex;gap:8px;align-items:center;border-top:1px solid rgba(0,0,0,.04)}
#olivia-chatbot-input{flex:1 1 auto;resize:none;padding:8px;border-radius:8px;border:1px solid rgba(0,0,0,.08);min-height:38px}
#olivia-chatbot-mic,#olivia-chatbot-send{width:40px;height:40px;border-radius:8px;border:none;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.06);cursor:pointer}
#olivia-chatbot-mic.listening{background:#ffe9e9}