@media (max-width:640px){.container{padding:0 16px;}.panel-header{flex-direction:column;align-items:flex-start;gap:12px;}.input-main-group{flex-direction:column;gap:8px;}#cc-name-input,.cc-select-wrapper{width:100%;flex:none;}.at-symbol{display:none;}.inline-actions{grid-template-columns:1fr;gap:10px;}.inline-actions .action-btn{width:100%;justify-content:center;}.quick-tools-section{padding:16px;}.tool-group{flex-direction:column;align-items:stretch;gap:8px;}.flat-input{width:100%;min-height:44px;}.flat-btn{width:100%;min-height:44px;justify-content:center;}.code-tabs{font-size:0.8rem;}.code-block pre{font-size:0.8rem;padding:12px;}.endpoint-card{padding:16px;}.modal-container{width:95%;padding:20px;}.shortcut-grid{grid-template-columns:1fr;}}