https://publishing.co.uk/tags/kdp-royalty/Recent content in KDP Royalty on publishing.co.uk — Professional KDP Book FormattingHugoen-gbSat, 21 Mar 2026 00:00:00 +0000https://publishing.co.uk/guides/kdp-royalty-calculator/Sat, 21 Mar 2026 00:00:00 +0000https://publishing.co.uk/guides/kdp-royalty-calculator/<style> .tool-container{max-width:800px;margin:0 auto 2rem} .tool-card-calc{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;margin:1.5rem 0;box-shadow:var(--shadow)} .tool-input-group{margin-bottom:1.25rem} .tool-input-group label{display:block;font-weight:600;margin-bottom:.5rem;font-size:.95rem} .tool-input-group input,.tool-input-group select{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);font-size:1rem;background:var(--white);transition:border-color var(--transition)} .tool-input-group input:focus,.tool-input-group select:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px rgba(107,33,168,.1)} .tool-btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:9999px;font-weight:600;font-size:.95rem;cursor:pointer;border:none;background:var(--indigo);color:var(--white);transition:all var(--transition);width:100%;justify-content:center} .tool-btn:hover{background:#5b1a91;transform:translateY(-1px);box-shadow:0 4px 12px rgba(107,33,168,.35)} .calc-tabs{display:flex;gap:0;margin-bottom:1.5rem;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border)} .calc-tab{flex:1;padding:.75rem;text-align:center;font-weight:600;font-size:.9rem;cursor:pointer;background:#f8f5f0;transition:all var(--transition);border:none} .calc-tab.active{background:var(--indigo);color:var(--white)} .calc-tab:hover:not(.active){background:#f0ecf5} .calc-panel{display:none} .calc-panel.active{display:block} .results-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-top:1.5rem} .result-box{background:linear-gradient(135deg,#faf5ff,#f3e8ff);border:1px solid #e9d5ff;border-radius:var(--radius-sm);padding:1.25rem;text-align:center} .result-box .label{font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:.3rem} .result-box .value{font-size:1.5rem;font-weight:700;color:var(--indigo)} .result-box .sub{font-size:.8rem;color:var(--muted);margin-top:.2rem} .result-box.highlight{background:linear-gradient(135deg,#d1fae5,#a7f3d0);border-color:#6ee7b7} .result-box.highlight .value{color:var(--emerald)} .breakdown-table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.9rem} .breakdown-table th,.breakdown-table td{padding:.6rem 1rem;text-align:left;border-bottom:1px solid var(--border)} .breakdown-table th{background:#f8f5f0;font-weight:600;font-size:.8rem;text-transform:uppercase;color:var(--muted)} .breakdown-table .total{font-weight:700;border-top:2px solid var(--indigo)} .price-slider{margin:1.5rem 0} .price-slider label{font-weight:600;display:block;margin-bottom:.5rem} .price-chart{display:flex;align-items:flex-end;gap:2px;height:200px;margin:1rem 0;padding:0 0 1.5rem;position:relative;border-bottom:1px solid var(--border);border-left:1px solid var(--border)} .price-bar{flex:1;background:var(--indigo);border-radius:3px 3px 0 0;transition:height .3s ease;position:relative;min-width:3px;cursor:pointer} .price-bar:hover{background:#5b1a91} .price-bar .bar-label{position:absolute;bottom:-20px;left:50%;transform:translateX(-50%);font-size:.6rem;color:var(--muted);white-space:nowrap} .price-bar .bar-value{position:absolute;top:-18px;left:50%;transform:translateX(-50%);font-size:.6rem;color:var(--indigo);font-weight:600;white-space:nowrap;display:none} .price-bar:hover .bar-value{display:block} .cta-box{background:linear-gradient(135deg,var(--indigo),#5b1a91);color:var(--white);border-radius:var(--radius);padding:2rem;text-align:center;margin:2.5rem 0} .cta-box h3{color:var(--white);margin-bottom:.5rem} .cta-box p{color:rgba(255,255,255,.85);margin-bottom:1rem} .cta-box .btn{background:var(--white);color:var(--indigo);padding:.75rem 2rem;border-radius:9999px;font-weight:600;text-decoration:none;display:inline-block} .related-tools{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:1.5rem 0} .related-tool{border:1px solid var(--border);border-radius:var(--radius-sm);padding:1.25rem;text-align:center;transition:all var(--transition)} .related-tool:hover{border-color:var(--indigo);box-shadow:var(--shadow-md);transform:translateY(-2px)} .related-tool h4{font-size:.95rem;margin-bottom:.35rem} .related-tool p{font-size:.82rem;color:var(--muted);margin:0} </style> <p>Calculate your exact royalty per sale on Amazon KDP. Switch between paperback and eBook calculations using the tabs below.</p>