:root{--bg:#fff;--surface:#fff;--surface-subtle:#f7f8fa;--text:#1f2937;--muted:#6b7280;--border:#e5e7eb;--accent:#15803d;--accent-text:#fff;--warn-bg:#fff7ed;--warn-text:#9a3412;--radius:14px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}[hidden]{display:none!important}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}body{background:var(--bg);color:var(--text);-webkit-text-size-adjust:100%;margin:0;font-family:Hiragino Sans,Noto Sans JP,Yu Gothic UI,Meiryo,system-ui,sans-serif;line-height:1.6}.site-header{text-align:center;padding:28px 16px 8px}.top-nav{border-bottom:1px solid var(--border);padding:10px 16px}.top-nav-link{color:var(--text);align-items:center;gap:8px;font-size:.85rem;font-weight:600;text-decoration:none;display:inline-flex}.top-nav-link:hover,.top-nav-link:focus-visible{color:var(--accent)}.top-nav-link svg{border-radius:4px;flex:none;width:18px;height:18px}.site-header h1{margin:0;font-size:1.6rem}.tagline{color:var(--muted);margin:4px 0 0;font-size:.9rem}.layout{grid-template-columns:minmax(0,1fr);gap:14px;max-width:760px;margin:0 auto;padding:16px;display:grid}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:0 1px 2px #1018280a}.card h2{margin:0 0 10px;font-size:1rem}.area-tabs{padding:8px}.tab-row{scrollbar-width:none;gap:6px;display:flex;overflow-x:auto}.tab-row::-webkit-scrollbar{display:none}.tab-btn{white-space:nowrap;min-height:44px;font:inherit;color:var(--muted);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:10px;flex:1 0 auto;padding:0 10px;font-size:.9rem;font-weight:600}.tab-btn:hover{color:var(--text)}.tab-btn.active{background:var(--accent);color:var(--accent-text)}.field{margin-top:12px;display:block}.field:first-child{margin-top:0}.label{color:var(--muted);justify-content:space-between;gap:8px;margin-bottom:4px;font-size:.85rem;display:flex}input[type=text],input[type=number],select,textarea{width:100%;font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:10px;padding:10px 12px;font-size:16px}textarea{resize:vertical;line-height:1.6}input:focus-visible,select:focus-visible,textarea:focus-visible,.btn:focus-visible,.tab-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.note{color:var(--muted);margin:8px 0 0;font-size:.8rem}.note.warning{color:var(--warn-text);background:var(--warn-bg);border-radius:8px;padding:8px 10px}.error-message{background:var(--warn-bg);color:var(--warn-text);border-radius:8px;margin:8px 0 0;padding:10px 12px;font-size:.85rem}.loading-indicator{color:var(--accent)}.btn{min-height:44px;font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:0 16px;font-weight:600;text-decoration:none;display:inline-flex}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn.wide{width:100%;margin-top:14px}.btn.ghost{background:0 0}.btn.small{min-height:36px;padding:0 12px;font-size:.85rem}.btn.download{background:var(--surface-subtle);width:100%}.download-icon{flex-shrink:0;width:16px;height:16px}.btn-row{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.file-field{cursor:pointer;text-align:center;border:2px dashed var(--border);border-radius:10px;padding:24px 12px}.file-field.dragover{border-color:var(--accent);background:var(--surface-subtle)}.file-field .label{justify-content:center;margin-bottom:10px}.file-btn-label{pointer-events:none}.option-field{border:0;min-width:0;margin:12px 0 0;padding:0}.option-field legend{color:var(--muted);margin-bottom:2px;padding:0;font-size:.85rem}.option-row{flex-wrap:wrap;gap:4px 14px;display:flex}.option{cursor:pointer;align-items:center;gap:6px;min-height:40px;font-size:.9rem;display:inline-flex}.option input{width:18px;height:18px;accent-color:var(--accent);flex-shrink:0;margin:0}.related-links{padding-left:1.3em;line-height:1.9}.related-links a{color:var(--accent)}.area-about p{color:var(--muted);line-height:1.7}.area-about h3{margin-top:20px}.how-to{color:var(--muted);padding-left:1.3em;line-height:1.8}.area-about details{border-top:1px solid var(--border);padding:10px 0}.area-about summary{cursor:pointer;font-weight:600}.area-about details p{margin:8px 0 0}.support{text-align:center}.support p{color:var(--muted);margin:0 0 12px;font-size:.9rem}.support-buttons{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.btn.coffee{color:#1f2937;background:#fd0;border-color:#fd0}.btn.amazon{color:#1f2937;background:#f90;border-color:#f90}.site-footer{text-align:center;color:var(--muted);padding:16px 16px 32px}.option-col{flex-direction:column;gap:0}.option-col .option{align-items:flex-start;min-height:36px;padding:4px 0;line-height:1.5}.option-col .option input{margin-top:2px}.two-col{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;margin-top:10px;display:grid}.two-col .field{margin-top:0}.advanced{border-top:1px solid var(--border);margin-top:12px;padding-top:10px}.advanced summary{cursor:pointer;font-size:.9rem;font-weight:600}.file-list{gap:12px;margin:14px 0 0;padding:0;list-style:none;display:grid}.file-item{border:1px solid var(--border);border-radius:10px;gap:8px;min-width:0;padding:12px;display:grid}.file-item .note{margin:0}.file-name{overflow-wrap:anywhere;margin:0;font-size:.9rem;font-weight:600}.size-info{color:var(--muted);margin:0;font-size:.82rem}.preview-wrap{border:1px solid var(--border);border-radius:8px;overflow-x:auto}.preview-table{border-collapse:collapse;white-space:nowrap;font-size:.8rem}.preview-table th,.preview-table td{border-bottom:1px solid var(--border);border-right:1px solid var(--border);text-align:left;padding:4px 8px}.preview-table th{background:var(--surface-subtle);font-weight:600}.preview-table tr:last-child td{border-bottom:0}.area-about table{border-collapse:collapse;width:100%;font-size:.85rem}.area-about th,.area-about td{border:1px solid var(--border);text-align:left;color:var(--muted);padding:6px 8px}.area-about th{background:var(--surface-subtle);color:var(--text)}@media (width<=480px){.two-col{grid-template-columns:minmax(0,1fr)}}