:root{--tn-bg: #1a1b26;--tn-bg-dark: #16161e;--tn-bg-darker: #0f0f14;--tn-fg: #c0caf5;--tn-fg-dark: #a9b1d6;--tn-fg-gutter: #3b4261;--tn-dark3: #545c7e;--tn-comment: #565f89;--tn-dark5: #737aa2;--tn-purple: #bb9af7;--tn-red: #f7768e;--tn-orange: #ff9e64;--tn-yellow: #e0af68;--tn-green: #9ece6a;--tn-teal: #73daca;--tn-cyan: #7dcfff;--tn-blue: #7aa2f7;--tn-magenta: #bb9af7;--terminal-bg: var(--tn-bg-dark);--terminal-border: var(--tn-dark3);--terminal-text: var(--tn-fg);--trace-success: var(--tn-green);--trace-revert: var(--tn-red);--trace-cheat: var(--tn-blue);--trace-log: var(--tn-cyan);--trace-deploy: var(--tn-yellow);--trace-gas: var(--tn-comment)}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--tn-bg);color:var(--tn-fg);font-family:JetBrains Mono,Fira Code,Monaco,Cascadia Code,Roboto Mono,monospace;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh;padding:2rem;max-width:1400px;margin:0 auto}.terminal-container{background-color:var(--terminal-bg);border:1px solid var(--terminal-border);border-radius:8px;padding:1.5rem;margin:1rem 0;box-shadow:0 4px 12px #0000004d}.form-container{background-color:var(--tn-bg-dark);border:1px solid var(--tn-dark3);border-radius:8px;padding:2rem;margin-bottom:2rem}.form-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}.form-group{margin-bottom:1.5rem}.form-label{display:block;margin-bottom:.5rem;color:var(--tn-fg);font-weight:500;font-size:.875rem;text-transform:uppercase;letter-spacing:.05em}.form-input,.form-select,.form-textarea{width:100%;padding:.75rem;background-color:var(--tn-bg);border:1px solid var(--tn-dark3);border-radius:4px;color:var(--tn-fg);font-family:inherit;font-size:.875rem;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--tn-blue);box-shadow:0 0 0 2px #7aa2f733}.form-textarea{resize:vertical;min-height:100px;font-family:JetBrains Mono,monospace}.btn{padding:.75rem 1.5rem;background-color:var(--tn-blue);color:var(--tn-bg);border:none;border-radius:4px;font-family:inherit;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s;text-transform:uppercase;letter-spacing:.05em}.btn:hover{background-color:var(--tn-purple);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{background-color:var(--tn-dark3);color:var(--tn-fg);cursor:not-allowed;transform:none;opacity:.6}.loading{display:flex;align-items:center;gap:.5rem;color:var(--tn-yellow)}.loading:before{content:"";width:1rem;height:1rem;border:2px solid var(--tn-dark3);border-top:2px solid var(--tn-yellow);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.trace-output{background-color:var(--tn-bg-darker);border:1px solid var(--tn-dark3);border-radius:8px;padding:1.5rem;font-family:JetBrains Mono,monospace;font-size:.8rem;line-height:1.4;overflow:auto;white-space:pre-wrap;color:var(--tn-fg);max-height:70vh;min-height:200px}.trace-success{color:var(--trace-success)}.trace-revert{color:var(--trace-revert)}.trace-cheat{color:var(--trace-cheat)}.trace-log{color:var(--trace-log)}.trace-deploy{color:var(--trace-deploy)}.input-mode-selector{margin-bottom:1rem}.toggle-buttons{display:flex;gap:0;margin-top:.5rem}.toggle-btn{padding:.5rem 1rem;border:1px solid var(--tn-dark3);background-color:var(--tn-bg-darker);color:var(--tn-comment);font-family:inherit;font-size:.875rem;cursor:pointer;transition:all .2s;border-radius:0}.toggle-btn:first-child{border-radius:4px 0 0 4px}.toggle-btn:last-child{border-radius:0 4px 4px 0;border-left:none}.toggle-btn:hover:not(:disabled){background-color:var(--tn-dark3);color:var(--tn-fg)}.toggle-btn.active{background-color:var(--tn-blue);color:var(--tn-bg);border-color:var(--tn-blue)}.toggle-btn:disabled{cursor:not-allowed;opacity:.6}.btn.secondary{background-color:var(--tn-dark3);color:var(--tn-fg)}.btn.secondary:hover:not(:disabled){background-color:var(--tn-comment)}.trace-gas{color:var(--trace-gas)}.blockchain-select{position:relative;display:inline-block;min-width:200px}.blockchain-trigger{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background-color:var(--tn-bg);border:1px solid var(--tn-dark3);border-radius:4px;cursor:pointer;transition:border-color .2s,box-shadow .2s}.blockchain-trigger:hover{border-color:var(--tn-blue)}.blockchain-trigger:hover .blockchain-arrow{color:var(--tn-blue)}.blockchain-icon{width:20px;height:20px;border-radius:50%;flex-shrink:0}.blockchain-name{color:var(--tn-fg);font-size:.875rem;font-weight:500;flex-grow:1}.blockchain-arrow{color:var(--tn-comment);flex-shrink:0;transition:transform .2s,color .2s}.blockchain-arrow.open{transform:rotate(180deg)}.blockchain-dropdown{position:absolute;top:100%;left:0;right:0;background-color:var(--tn-bg-dark);border:1px solid var(--tn-dark3);border-radius:8px;box-shadow:0 8px 32px #0006;z-index:1000;margin-top:.25rem;overflow:hidden;animation:dropdownSlide .2s ease-out}@keyframes dropdownSlide{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.blockchain-dropdown-list{max-height:300px;overflow-y:auto}.blockchain-option{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;cursor:pointer;transition:background-color .2s;border-bottom:1px solid var(--tn-dark3)}.blockchain-option:last-child{border-bottom:none}.blockchain-option:hover{background-color:var(--tn-bg)}.blockchain-option.selected{background-color:#7aa2f71a}.blockchain-option-content{display:flex;align-items:center;gap:.75rem}.blockchain-check{width:20px;height:20px;display:flex;align-items:center;justify-content:center}.blockchain-check-dot{width:8px;height:8px;background-color:var(--tn-blue);border-radius:50%}@media (max-width: 768px){.app{padding:1rem}.form-container{padding:1.5rem}.form-header{flex-direction:column;align-items:flex-start;gap:1rem}.blockchain-select{min-width:180px}.trace-output{font-size:.75rem;padding:1rem}.trace-title-section{flex-direction:column;align-items:flex-start;gap:.5rem}.copy-button{font-size:.75rem;padding:.4rem .6rem}}.error-message{color:var(--tn-red);font-size:.8rem;margin-top:.25rem}.form-input.error,.form-select.error,.form-textarea.error{border-color:var(--tn-red);box-shadow:0 0 0 2px #f7768e33}.error-container{padding:1rem;background-color:#f7768e1a;border:1px solid var(--tn-red);border-radius:4px}.error-output{color:var(--tn-red);background-color:var(--tn-bg-darker);padding:1rem;border-radius:4px;margin-top:.5rem;font-family:JetBrains Mono,monospace;font-size:.8rem;white-space:pre-wrap;overflow-x:auto}.trace-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}.trace-title-section{display:flex;align-items:center;gap:1rem}.copy-button{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;background-color:var(--tn-bg);border:1px solid var(--tn-dark3);border-radius:4px;color:var(--tn-fg);font-size:.8rem;cursor:pointer;transition:all .2s;font-family:inherit}.copy-button:hover{border-color:var(--tn-blue);background-color:#7aa2f71a;color:var(--tn-blue)}.copy-button svg{flex-shrink:0}.trace-legend{display:flex;gap:1rem;flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:.25rem;font-size:.8rem;color:var(--tn-fg-dark)}.legend-color{font-size:.6rem}.placeholder{text-align:center;padding:3rem 1rem}.html-trace{font-family:JetBrains Mono,monospace;font-size:.8rem;line-height:1.4;white-space:pre-wrap;overflow:auto;max-height:70vh;min-height:200px}.raw-trace{font-family:JetBrains Mono,monospace;font-size:.8rem;line-height:1.4;white-space:pre-wrap;overflow:auto;margin:0;max-height:70vh;min-height:200px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--tn-bg)}::-webkit-scrollbar-thumb{background:var(--tn-dark3);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--tn-dark5)}.app-footer{margin-top:3rem;padding:1.5rem 0;border-top:1px solid var(--tn-dark3);text-align:center}.footer-content{display:flex;justify-content:center;align-items:center;gap:2rem;flex-wrap:wrap;font-size:.875rem;color:var(--tn-fg-dark)}.footer-content a{color:var(--tn-purple);text-decoration:none;transition:color .2s ease}.footer-content a:hover{color:var(--tn-blue);text-decoration:underline}.perpflow-link{display:inline-flex;align-items:baseline;gap:.4rem}.perpflow-logo{width:14px;height:14px;margin-top:1px}@media (max-width: 768px){.footer-content{flex-direction:column;gap:.5rem}}