@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap";:root{--primary: #2563eb;--primary-hover: #1d4ed8;--bg-color: #f8fafc;--card-bg: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #10b981}body{margin:0;font-family:Inter,sans-serif;background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased}*{box-sizing:border-box}#root{display:flex;min-height:100vh;flex-direction:column}.app-header{background-color:var(--card-bg);padding:16px 24px;border-bottom:1px solid var(--border);box-shadow:0 1px 2px #0000000d;display:flex;align-items:center;justify-content:center}.app-header h1{margin:0;font-size:1.25rem;font-weight:600;color:var(--primary);display:flex;align-items:center;gap:8px}.container{max-width:768px;margin:0 auto;padding:32px 20px;flex-grow:1;width:100%}.text-center{text-align:center}.subtitle{color:var(--text-muted);margin-bottom:32px;font-size:.95rem}.card{background:var(--card-bg);padding:32px;border-radius:12px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008;margin-bottom:24px;border:1px solid var(--border)}.card-title{margin-top:0;font-size:1.1rem;font-weight:600;margin-bottom:16px;color:var(--text-main)}.qr-container{display:flex;flex-direction:column;align-items:center;padding:20px;background:#f1f5f9;border-radius:8px;margin:20px 0}.session-badge{display:inline-block;background:#e0e7ff;color:var(--primary);padding:4px 12px;border-radius:9999px;font-weight:600;font-size:.85rem;margin-top:16px;letter-spacing:1px}.btn{background-color:var(--primary);color:#fff;border:none;padding:12px 24px;border-radius:8px;cursor:pointer;font-size:.95rem;font-weight:500;transition:background-color .2s,transform .1s;display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%}.btn:hover{background-color:var(--primary-hover)}.btn:active{transform:scale(.98)}.btn:disabled{background-color:#cbd5e1;cursor:not-allowed}.btn-secondary{background-color:#f1f5f9;color:var(--text-main)}.btn-secondary:hover{background-color:#e2e8f0}.result-area{width:100%;height:250px;padding:16px;font-family:JetBrains Mono,Courier New,monospace;margin-top:16px;border-radius:8px;border:1px solid var(--border);background-color:#f8fafc;color:#334155;font-size:.9rem;resize:vertical;line-height:1.5}.result-area:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:6px;font-size:.85rem;font-weight:500}.status-connected{background-color:#d1fae5;color:#065f46}.status-waiting{background-color:#fef3c7;color:#92400e}.file-input-wrapper{position:relative;overflow:hidden;display:inline-block;width:100%}.file-input-wrapper input[type=file]{font-size:100px;position:absolute;left:0;top:0;opacity:0;cursor:pointer;height:100%}.loader{border:3px solid #f3f3f3;border-top:3px solid var(--primary);border-radius:50%;width:20px;height:20px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.grid-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media (max-width: 768px){.grid-layout{grid-template-columns:1fr}}.left-panel,.right-panel{display:flex;flex-direction:column}