.leoia-v7-box{max-width:900px;margin:20px auto;border:1px solid #ded6f3;border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 8px 30px rgba(42,20,80,.12);font-family:Arial,sans-serif}.leoia-v7-head{background:linear-gradient(135deg,#4b1979,#7d43b8);color:#fff;padding:16px 20px;display:flex;justify-content:space-between;gap:12px;align-items:center}.leoia-v7-head span{font-size:13px;opacity:.9}.leoia-v7-messages{height:430px;overflow:auto;padding:18px;background:#faf8ff}.leo-msg{padding:12px 14px;margin:10px 0;border-radius:14px;white-space:pre-wrap;line-height:1.45}.leo-msg.bot{background:#fff;border:1px solid #e5ddf5}.leo-msg.user{background:#4b1979;color:#fff;margin-left:18%}.leoia-v7-form{display:flex;gap:10px;padding:14px;border-top:1px solid #eee;background:#fff}.leoia-v7-form textarea{flex:1;min-height:54px;resize:vertical;border-radius:12px;border:1px solid #d8d0e8;padding:12px}.leoia-v7-form button{background:#4b1979;color:#fff;border:0;border-radius:12px;padding:0 20px;cursor:pointer;font-weight:bold}.leoia-v7-form button:disabled{opacity:.6;cursor:wait}