.bottom-nav{position:fixed;left:0;right:0;bottom:0;height:60px;background:#fff;display:flex;border-top:1px solid #eee;z-index:100}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#888;font-size:14px;cursor:pointer;transition:color .2s}.nav-item .icon{font-size:24px;margin-bottom:2px}.nav-item.active{color:#007aff;font-weight:700}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f5f5f5}.goal-form-container{max-width:420px;margin:40px auto;background:#fff;border-radius:16px;box-shadow:0 2px 16px #eee;padding:32px 24px 24px}.goal-form h2{text-align:center;margin-bottom:24px}.form-group{margin-bottom:18px;display:flex;flex-direction:column}.form-group label{font-size:15px;color:#333;margin-bottom:6px}.goal-form input,.goal-form textarea,.goal-form select{padding:10px;border-radius:8px;border:1px solid #ddd;font-size:16px;background:#fafbfc}.goal-form textarea{min-height:60px;resize:vertical}.goal-form button{width:100%;padding:12px;background:#007aff;color:#fff;border-radius:8px;font-size:18px;border:none;margin-top:10px;cursor:pointer}.goal-form button:disabled{background:#b3d4fc;cursor:not-allowed}.msg{margin-top:18px;text-align:center;color:#007aff;font-size:16px}