.retusd-viewport{max-width:1200px;margin:0 auto;padding:24px;display:grid;grid-template-columns:repeat(1,1fr);gap:16px}@media (min-width: 768px){.retusd-viewport{grid-template-columns:repeat(12,1fr);grid-auto-rows:minmax(min-content,auto)}}.retusd-header{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid #0f172a;padding-bottom:12px}.retusd-title{font-size:24px;font-weight:800;letter-spacing:-.02em;color:#0f172a;margin:0}.retusd-subtitle{font-size:12px;color:#64748b;margin:4px 0 0}.retusd-badge{padding:4px 12px;background:#dcfce7;color:#166534;font-size:10px;font-weight:700;border-radius:9999px;display:flex;align-items:center;gap:4px}.retusd-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:20px;display:flex;flex-direction:column;position:relative;overflow:hidden}.retusd-card-label{font-size:11px;font-weight:700;text-transform:uppercase;color:#0f172a;margin-bottom:12px;letter-spacing:.05em;display:flex;align-items:center;gap:8px}.retusd-card--upload,.retusd-card--select,.retusd-card--summary,.retusd-card--table{grid-column:span 1}@media (min-width: 768px){.retusd-card--upload{grid-column:span 4;grid-row:span 2}.retusd-card--select{grid-column:span 8;grid-row:span 2}.retusd-card--summary{grid-column:span 3;grid-row:span 4}.retusd-card--table{grid-column:span 9;grid-row:span 4}}.retusd-dropzone{flex:1;border:2px dashed #e2e8f0;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:16px;background:#f8fafc;transition:background-color .15s ease;cursor:pointer}.retusd-dropzone:hover{background:#f1f5f9}.retusd-spinner{animation:retusd-spin 1s linear infinite;border-radius:9999px;height:32px;width:32px;border-bottom:2px solid #0f172a;margin-bottom:8px}@keyframes retusd-spin{to{transform:rotate(360deg)}}.retusd-dropzone-text{font-size:12px;font-weight:500;margin:0;color:#334155}.retusd-dropzone-hint{font-size:10px;color:#94a3b8;margin-top:4px;opacity:.5}.retusd-error{margin-top:12px;font-size:12px;color:#dc2626;background:#fef2f2;padding:8px;border-radius:6px;display:flex;align-items:center;gap:8px}.retusd-field-group{display:flex;flex-direction:column;gap:12px}.retusd-field-label{display:block;font-size:11px;font-weight:600;margin-bottom:4px;color:#334155}.retusd-select,.retusd-input{width:100%;padding:10px;border:1px solid #e2e8f0;border-radius:6px;background:#fff;font-size:14px;color:#0f172a;outline:none}.retusd-select:focus,.retusd-input:focus{border-color:#94a3b8}.retusd-select:disabled,.retusd-input:disabled{opacity:.6;cursor:not-allowed}.retusd-hint{font-size:11px;margin-top:12px;color:#64748b}.retusd-hint strong{color:#334155}.retusd-summary-body{flex:1;display:flex;flex-direction:column;gap:4px}.retusd-summary-row{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid #f1f5f9}.retusd-summary-row:last-child{border-bottom:none}.retusd-summary-label{font-size:13px;color:#475569}.retusd-summary-value{font-family:SFMono-Regular,Consolas,monospace;font-size:15px;font-weight:700;color:#0f172a}.retusd-summary-value--accent{color:#3b82f6}.retusd-export-btn{margin-top:16px;width:100%;background:#10b981;color:#fff;font-weight:600;padding:12px 16px;border:none;border-radius:8px;font-size:14px;transition:background-color .15s ease;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer}.retusd-export-btn:hover:not(:disabled){background:#059669}.retusd-export-btn:disabled{background:#cbd5e1;cursor:not-allowed}.retusd-table-wrapper{flex:1;overflow:auto;margin-top:8px;max-height:480px}.retusd-table{width:100%;border-collapse:collapse;font-size:13px}.retusd-table th{text-align:center;background:#f8fafc;padding:10px;font-weight:600;border-bottom:2px solid #e2e8f0;position:sticky;top:0;z-index:10}.retusd-table th.retusd-th-accent{color:#1e40af}.retusd-table td{padding:9px 10px;border-bottom:1px solid #f1f5f9;text-align:center}.retusd-month-col{font-weight:700;color:#64748b;width:100px}.retusd-seller-empty{font-style:italic;color:#94a3b8}.retusd-seller{color:#334155}.retusd-energy-val{font-family:SFMono-Regular,Consolas,monospace;font-weight:600;color:#0f172a}.retusd-discount-val{color:#10b981;font-weight:600}.retusd-saldo-val{font-family:SFMono-Regular,Consolas,monospace;font-weight:600;color:#3b82f6}.retusd-empty-row{text-align:center;padding:32px 0;color:#94a3b8;font-size:12px}