:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--success-color: #059669;--success-hover: #047857;--danger-color: #dc2626;--danger-hover: #b91c1c;--background-color: #f8fafc;--border-color: #e2e8f0;--text-primary: #1e293b;--text-secondary: #64748b;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--radius-sm: .375rem;--radius: .5rem;--radius-lg: .75rem}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background-color);color:var(--text-primary);line-height:1.5}.container{max-width:1200px;margin:2rem auto;padding:0 1.5rem}h1{font-size:2rem;font-weight:700;text-align:center;color:var(--text-primary);margin-bottom:2.5rem}.template-section{background-color:#fff;border-radius:var(--radius);padding:1.5rem;margin-bottom:2rem;text-align:center;border:1px solid var(--border-color);box-shadow:var(--shadow-sm)}.template-section p{margin:0 0 1rem;color:var(--text-secondary);font-size:1.1rem}.dropzone{border:2px dashed var(--border-color);border-radius:var(--radius);padding:3rem 2rem;margin:1.5rem 0;background-color:#fff;cursor:pointer;transition:all .2s ease;text-align:center}.dropzone:hover{border-color:var(--primary-color);background-color:#f8fafc}.dropzone label{cursor:pointer;color:var(--text-secondary);font-size:1.1rem}.settings-panel{background-color:#fff;border-radius:var(--radius);padding:1.5rem;margin:1.5rem 0;box-shadow:var(--shadow)}.settings-row{display:flex;flex-wrap:wrap;gap:2rem;margin-bottom:1.5rem;justify-content:center}.settings-row label{display:flex;align-items:center;gap:.75rem;font-weight:500;color:var(--text-primary)}.select{min-width:200px;padding:.625rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:.95rem;background-color:#fff;color:var(--text-primary);cursor:pointer;transition:all .2s ease}.select:hover{border-color:var(--primary-color)}.select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #2563eb1a}.preview-info{background-color:#f0f9ff;border-left:4px solid var(--primary-color);padding:1rem 1.25rem;margin:1.5rem 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.preview-info p{margin:.5rem 0;color:var(--text-secondary)}.preview-info strong{color:var(--primary-color);font-weight:600}.preview-container{margin-top:1.5rem}.preview-container h3{color:var(--text-primary);margin-bottom:1rem;font-weight:600}.table-container{max-height:400px;overflow-y:auto;border:1px solid var(--border-color);border-radius:var(--radius);background:white;box-shadow:var(--shadow-sm)}.preview-table{width:100%;border-collapse:collapse;min-width:600px}.preview-table th{position:sticky;top:0;background-color:#f8fafc;z-index:1;padding:1rem;text-align:left;font-weight:600;color:var(--text-primary);border-bottom:2px solid var(--border-color)}.preview-table td{padding:.875rem 1rem;border-bottom:1px solid var(--border-color);color:var(--text-secondary)}.preview-table tr:last-child td{border-bottom:none}.preview-table tr:hover td{background-color:#f8fafc}.button-group{display:flex;gap:1rem;justify-content:center;margin-top:2rem}.button{padding:.75rem 1.5rem;border:none;border-radius:var(--radius);font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s ease;min-width:140px;background-color:var(--primary-color);color:#fff;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.button:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px)}.button:active:not(:disabled){transform:translateY(0)}.button:disabled{background-color:var(--text-secondary);cursor:not-allowed;opacity:.7}.button-secondary{background-color:var(--success-color)}.button-secondary:hover:not(:disabled){background-color:var(--success-hover)}.button-reset{background-color:var(--danger-color)}.button-reset:hover{background-color:var(--danger-hover)}.error{background-color:#fef2f2;border-left:4px solid var(--danger-color);color:var(--danger-color);padding:1rem 1.25rem;margin:1rem 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.success{background-color:#f0fdf4;border-left:4px solid var(--success-color);color:var(--success-color);padding:1rem 1.25rem;margin:1rem 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}.table-container::-webkit-scrollbar{width:8px;height:8px}.table-container::-webkit-scrollbar-track{background:#f1f5f9;border-radius:var(--radius-sm)}.table-container::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:var(--radius-sm)}.table-container::-webkit-scrollbar-thumb:hover{background:#94a3b8}@media (max-width: 768px){.container{margin:1rem auto;padding:0 1rem}h1{font-size:1.75rem;margin-bottom:2rem}.settings-row{flex-direction:column;align-items:stretch;gap:1rem}.settings-row label{flex-direction:column;align-items:flex-start;gap:.5rem}.select{width:100%}.button-group{flex-direction:column;gap:.75rem}.button{width:100%}.preview-info{padding:.875rem 1rem}.table-container{margin:0 -1rem;border-radius:0}}@media (prefers-color-scheme: dark){:root{--background-color: #0f172a;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--border-color: #1e293b}.template-section,.dropzone,.settings-panel,.preview-table th,.preview-info,.preview-table tr:hover td,.table-container{background-color:#1e293b}.select{background-color:#1e293b;color:var(--text-primary)}.error{background-color:#451a1a}.success{background-color:#14432a}}