:root{--bg: #0c0c0e;--surface: #131316;--surface-2: #1c1c21;--surface-3: #252529;--border: rgba(255, 255, 255, .06);--border-active: rgba(255, 255, 255, .12);--text: #e4e4ec;--text-2: #8888a0;--text-3: #44445a;--accent: #c8f547;--accent-glow: rgba(200, 245, 71, .18);--accent-dim: rgba(200, 245, 71, .07);--success: #4ef79a;--error: #ff6060;--font-display: "Syne", sans-serif;--font-ui: "DM Sans", sans-serif;--font-code: "JetBrains Mono", monospace;--radius: 14px;--radius-sm: 8px;--ease: .18s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100vh;width:100%;background:var(--bg);color:var(--text);font-family:var(--font-ui);font-size:14px;line-height:1.5;font-weight:400;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-width:320px}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--font-ui)}.app{position:relative;z-index:1;max-width:1160px;margin:0 auto;padding:32px 24px 56px;display:flex;flex-direction:column;gap:14px;animation:appFadeIn .5s ease forwards}@keyframes appFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.bg-blob{position:fixed;border-radius:50%;pointer-events:none;z-index:0;filter:blur(80px);opacity:.5}.bg-blob-1{width:500px;height:400px;top:-100px;left:-80px;background:radial-gradient(circle,rgba(200,245,71,.05) 0%,transparent 70%)}.bg-blob-2{width:600px;height:500px;bottom:-150px;right:-100px;background:radial-gradient(circle,rgba(80,100,220,.06) 0%,transparent 70%)}.toast-stack{position:fixed;top:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{display:flex;align-items:center;gap:10px;padding:9px 16px;background:var(--surface-2);border:1px solid var(--border-active);border-radius:var(--radius-sm);font-size:13px;color:var(--text);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:0 8px 32px #00000080;animation:toastIn .2s 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rgba(200,245,71,.18);border-radius:10px;color:var(--accent);flex-shrink:0}.brand-name{font-family:var(--font-display);font-size:20px;font-weight:800;letter-spacing:-.02em;color:var(--text);line-height:1}.brand-tag{font-size:11px;font-weight:500;color:var(--text-3);background:var(--surface-2);border:1px solid var(--border);padding:3px 9px;border-radius:100px;letter-spacing:.03em}.github-btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;background:var(--surface-2);border:1px solid var(--border-active);border-radius:var(--radius-sm);color:var(--text-2);font-size:13px;font-weight:500;transition:color var(--ease),border-color var(--ease),background var(--ease)}.github-btn:hover{color:var(--text);border-color:#fff3;background:var(--surface-3)}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--ease)}.panel:focus-within{border-color:var(--border-active)}.io-grid{display:grid;grid-template-columns:1fr 48px 1fr;align-items:stretch;animation:fadeUp .5s ease .1s both}.io-panel{border-radius:0;animation:none}.io-grid>.io-panel:first-child{border-radius:var(--radius) 0 0 var(--radius);border-right:none}.io-grid>.io-panel:last-child{border-radius:0 var(--radius) var(--radius) 0;border-left:none}.io-arrow{display:flex;align-items:center;justify-content:center;background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border);color:var(--text-3);flex-shrink:0}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;border-bottom:1px solid var(--border)}.panel-label{display:flex;align-items:center;gap:8px;font-size:11px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--text-2)}.label-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}.input-dot{background:#5b9eff;box-shadow:0 0 6px #5b9eff99}.output-dot{background:var(--accent);box-shadow:0 0 6px #c8f54799}.panel-meta{font-size:11px;color:var(--text-3);font-family:var(--font-code)}.panel-actions{display:flex;align-items:center;gap:10px}.copy-btn{font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-dim);border:1px solid rgba(200,245,71,.2);border-radius:6px;padding:2px 10px;transition:background var(--ease),box-shadow var(--ease)}.copy-btn:hover{background:#c8f54721;box-shadow:0 0 12px var(--accent-glow)}.io-textarea{display:block;width:100%;min-height:240px;padding:14px 16px;background:transparent;border:none;outline:none;resize:vertical;color:var(--text);font-family:var(--font-code);font-size:13px;line-height:1.75;caret-color:var(--accent)}.io-textarea::placeholder{color:var(--text-3)}.actions-panel{display:flex;flex-direction:column;animation:fadeUp .5s ease .15s both}.ops-section{display:flex;align-items:flex-start;gap:16px;padding:14px 16px;border-bottom:1px solid var(--border)}.section-label{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);padding-top:3px;flex-shrink:0}.ops-chips{display:flex;flex-wrap:wrap;gap:6px}.op-chip{padding:4px 13px;font-size:12px;font-weight:500;color:var(--text-2);background:transparent;border:1px solid var(--border);border-radius:100px;transition:color var(--ease),border-color var(--ease),background var(--ease),box-shadow var(--ease)}.op-chip:hover{color:var(--text);border-color:var(--border-active);background:var(--surface-2)}.op-chip.active{color:#0c0c0e;background:var(--accent);border-color:var(--accent);font-weight:600;box-shadow:0 0 14px var(--accent-glow)}.code-section{border-bottom:1px solid var(--border);padding:12px 16px 0}.code-header{display:flex;align-items:center;gap:10px;margin-bottom:4px}.code-hint{font-size:11px;color:var(--text-3)}.code-textarea{display:block;width:100%;padding:8px 0 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var(--accent-glow)}.io-textarea::-webkit-scrollbar,.code-textarea::-webkit-scrollbar{width:4px;height:4px}.io-textarea::-webkit-scrollbar-track,.code-textarea::-webkit-scrollbar-track{background:transparent}.io-textarea::-webkit-scrollbar-thumb,.code-textarea::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:2px}@media(max-width:720px){.app{padding:16px 16px 40px;gap:12px}.brand-tag{display:none}.io-grid{grid-template-columns:1fr;grid-template-rows:auto;gap:12px}.io-grid>.io-panel:first-child,.io-grid>.io-panel:last-child{border-radius:var(--radius);border:1px solid var(--border)}.io-arrow{display:none}.ops-section{flex-direction:column;gap:10px}}