*{margin:0;padding:0;box-sizing:border-box}body{font-family:Monaco,Menlo,Ubuntu Mono,monospace;background-color:#2d3748;color:#e2e8f0;height:100vh}.app,.container{height:100vh;display:flex;flex-direction:column}.header{background-color:#1a202c;padding:1rem;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #4a5568}.header h1{font-size:1.5rem;color:#63b3ed}.controls{display:flex;gap:.5rem;align-items:center}.expiry-select{background-color:#4a5568;color:#e2e8f0;border:1px solid #718096;padding:.5rem;border-radius:.25rem;font-family:inherit;font-size:.875rem}.expiry-select:focus{outline:none;border-color:#63b3ed}button{background-color:#4299e1;color:#fff;border:none;padding:.5rem 1rem;border-radius:.25rem;cursor:pointer;font-family:inherit;transition:background-color .2s}button:hover:not(:disabled){background-color:#3182ce}button:disabled{background-color:#4a5568;cursor:not-allowed}.save-btn{background-color:#48bb78}.save-btn:hover:not(:disabled){background-color:#38a169}.new-btn{background-color:#ed8936}.new-btn:hover{background-color:#dd6b20}.raw-btn{background-color:#9f7aea}.raw-btn:hover{background-color:#805ad5}.copy-btn{background-color:#38b2ac}.copy-btn:hover{background-color:#319795}.document-info{background-color:#1a202c;padding:.5rem 1rem;border-bottom:1px solid #4a5568;display:flex;gap:1rem;font-size:.875rem;color:#a0aec0}.editor-container,.document-container{flex:1;display:flex;overflow:hidden}.line-numbers{background-color:#1a202c;color:#718096;padding:1rem .5rem 1rem 1rem;border-right:1px solid #4a5568;-webkit-user-select:none;user-select:none;min-width:3rem;text-align:right}.line-numbers pre{font-family:inherit;font-size:14px;line-height:1.5;margin:0}.editor{flex:1;background-color:#2d3748;color:#e2e8f0;border:none;padding:1rem;font-family:inherit;font-size:14px;line-height:1.5;resize:none;outline:none;overflow:auto}.editor::placeholder{color:#a0aec0}.document-content{flex:1;background-color:#2d3748;color:#e2e8f0;padding:1rem;font-family:inherit;font-size:14px;line-height:1.5;white-space:pre-wrap;overflow:auto;margin:0}.loading,.error{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;gap:1rem}.error h2{color:#f56565}.editor::-webkit-scrollbar,.document-content::-webkit-scrollbar{width:8px}.editor::-webkit-scrollbar-track,.document-content::-webkit-scrollbar-track{background:#1a202c}.editor::-webkit-scrollbar-thumb,.document-content::-webkit-scrollbar-thumb{background:#4a5568;border-radius:4px}.editor::-webkit-scrollbar-thumb:hover,.document-content::-webkit-scrollbar-thumb:hover{background:#718096}