:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary: #646cff;--primary-hover: #535bf2;--bg-card: #1a1a1a;--border: #333}a{font-weight:500;color:var(--primary);text-decoration:inherit}a:hover{color:var(--primary-hover)}body{margin:0;display:flex;justify-content:center;min-width:320px;min-height:100vh}#root{width:100%}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:var(--primary)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.container{width:100%;max-width:1200px;margin:0 auto;padding:2rem;display:flex;flex-direction:column;gap:2rem}.header{text-align:center}.header h1{background:linear-gradient(to right,#646cff,#42b883);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.5rem}.converter-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;height:60vh}.panel{display:flex;flex-direction:column;gap:1rem;background:var(--bg-card);padding:1.5rem;border-radius:12px;border:1px solid var(--border);box-shadow:0 4px 6px #0000001a}.panel-header{display:flex;justify-content:space-between;align-items:center}.panel-title{font-size:1.2rem;font-weight:600;color:var(--primary)}textarea{flex:1;width:100%;background:#0f0f0f;color:#eee;border:1px solid var(--border);border-radius:8px;padding:1rem;font-family:Fira Code,monospace;font-size:.9rem;resize:none}textarea:focus{outline:2px solid var(--primary);border-color:transparent}.stats{display:flex;justify-content:center;gap:2rem;padding:1rem;background:var(--bg-card);border-radius:8px;border:1px solid var(--border)}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-value{font-size:1.5rem;font-weight:700}.stat-label{font-size:.8rem;opacity:.7}.ad-space{width:100%;height:100px;background:#2a2a2a;border:2px dashed #444;display:flex;align-items:center;justify-content:center;color:#666;border-radius:8px;margin-top:2rem}.actions{display:flex;gap:1rem;justify-content:center}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);border-color:transparent}.error-msg{color:#ff4646;font-size:.9rem;margin-top:.5rem}