.oaic-widget{max-width:720px;margin:0;border-top:1px solid #eee;display:flex;flex-direction:column;min-height:360px;background:#fff}.oaic-header{padding:10px 12px;border-bottom:1px solid #eee;background:#fafafa;display:flex;align-items:center;justify-content:space-between}.oaic-title{font-weight:600}.oaic-messages{flex:1;overflow:auto;padding:14px;display:flex;flex-direction:column;gap:10px}.oaic-msg{display:flex}.oaic-msg.user{justify-content:flex-end}.oaic-msg.assistant{justify-content:flex-start}.oaic-bubble{max-width:80%;padding:10px 12px;border-radius:16px;white-space:pre-wrap;line-height:1.4}.oaic-msg.user .oaic-bubble{background:#0b5fff;color:#fff;border-bottom-right-radius:6px}.oaic-msg.assistant .oaic-bubble{background:#f1f5f9;border-bottom-left-radius:6px}.oaic-bubble.loading{opacity:.8;font-style:italic}.oaic-input{display:flex;gap:8px;padding:10px;border-top:1px solid #eee;background:#fafafa}.oaic-input textarea{flex:1;resize:none;padding:10px 12px;border:1px solid #ddd;border-radius:12px;outline:none}.oaic-input button{padding:10px 14px;border:0;border-radius:12px;background:#0b5fff;color:#fff;font-weight:600;cursor:pointer}.oaic-input button:disabled{opacity:.6;cursor:not-allowed}.oaic-floating-root{position:fixed;right:18px;bottom:18px;z-index:99999}.oaic-launcher{width:56px;height:56px;border-radius:50%;border:0;background:#0b5fff;color:#fff;font-weight:700;box-shadow:0 8px 24px rgba(0,0,0,.18);cursor:pointer}.oaic-float-panel{position:fixed;right:18px;bottom:84px;width:360px;max-width:92vw;height:520px;max-height:70vh;border:1px solid #ddd;border-radius:14px;overflow:hidden;box-shadow:0 20px 40px rgba(0,0,0,.16);background:#fff;display:none;flex-direction:column}.oaic-float-panel.open{display:flex}.oaic-close{background:transparent;border:0;font-size:20px;cursor:pointer;line-height:1}.oaic-lead{padding:14px;display:flex;flex-direction:column;gap:10px}.oaic-lead-intro{margin:0 0 6px 0}#oaic-lead-form{display:flex;flex-direction:column;gap:10px}#oaic-lead-form label{display:flex;flex-direction:column;font-size:13px;gap:4px}#oaic-lead-form input{padding:10px;border:1px solid #ddd;border-radius:10px}#oaic-lead-form button{padding:10px 14px;border:0;border-radius:12px;background:#0b5fff;color:#fff;font-weight:600;cursor:pointer}.oaic-container{max-width:720px;margin:16px auto;border:1px solid #ddd;border-radius:14px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06);background:#fff;display:flex;flex-direction:column}