:root{color:#202020;font-synthesis:none;--muted:#777;--line:#e6e6e6;--grid-size:7px;--grid-color:#ccd9d6;background:#fff;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:14px}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,input,a{-webkit-tap-highlight-color:transparent;touch-action:manipulation}button,a{color:inherit}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,input:focus-visible,a:focus-visible{outline-offset:4px;outline:2px solid #555}[hidden]{display:none!important}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.app{max-width:776px;margin:64px auto 32px;padding:0 28px}h1{letter-spacing:-.7px;margin:0;font-size:24px;font-weight:600}header p{color:var(--muted);margin:8px 0 28px;line-height:1.5}h2{margin:0;font-size:13px;font-weight:500}.drop-zone{cursor:pointer;border:1px dashed #ccc;border-radius:4px;justify-content:center;align-items:center;gap:8px;min-height:92px;padding:20px;display:flex;position:relative}.drop-zone strong{text-underline-offset:3px;font-weight:500;text-decoration:underline}.drop-zone>span{color:var(--muted)}.drop-zone:hover,.drop-zone.drag-over{background:#fafafa;border-color:#777}.drop-zone:focus-within{outline-offset:3px;outline:2px solid #555}.drop-zone input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;inset:0}.drop-zone[aria-disabled=true]{opacity:.5;pointer-events:none}.file-list-heading{color:var(--muted);justify-content:space-between;align-items:center;margin-top:18px;font-size:12px;display:flex}.text-button{color:var(--muted);text-underline-offset:3px;background:0 0;border:0;padding:0;font-size:12px;text-decoration:underline}.text-button:hover{color:#202020}.text-button:disabled{opacity:.5}.file-list{max-height:220px;margin:8px 0 0;padding:0;list-style:none;overflow:auto}.file-list:empty{display:none}.file-row{border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:10px 0;display:flex}.file-select{text-align:left;background:0 0;border:0;flex:1;min-width:0;padding:0}.file-name{text-overflow:ellipsis;white-space:nowrap;font-size:13px;line-height:1.6;display:block;overflow:hidden}.file-row.selected .file-name{font-weight:600}.file-select:hover .file-name{text-decoration:underline}.file-status{color:var(--muted);font-size:12px;line-height:1.5;display:block}.file-row.error .file-status,.message{color:#a3362a}.file-download,.remove-file{background:0 0;border:0;place-items:center;width:28px;height:28px;padding:0;font-size:17px;text-decoration:none;display:inline-grid}.remove-file{color:var(--muted)}.message{margin:12px 0 0;font-size:12px;line-height:1.5}.message:empty{display:none}.settings{border:0;justify-content:space-between;gap:40px;min-width:0;margin:26px 0;padding:0;display:flex}.size-control{flex:1;min-width:0;max-width:370px}.setting-label{align-items:baseline;gap:10px;font-size:13px;display:flex}.setting-label output{color:var(--muted);font-size:12px}.setting-label .text-button{margin-left:auto}.size-control input{accent-color:#333;cursor:pointer;width:100%;height:4px;margin:17px 0 12px;display:block}.setting-help{color:var(--muted);margin:0;font-size:11px;line-height:1.5}.tone-control{font-size:13px}.tone-options{align-items:center;gap:14px;margin-top:14px;display:flex}.tone-options label{cursor:pointer;align-items:center;gap:5px;font-size:12px;display:flex}.tone-options input{accent-color:#333;cursor:pointer;margin:0}.preview-heading{justify-content:space-between;margin-bottom:12px;display:flex}#preview-badge{color:var(--muted);font-size:12px}.paper{border:1px solid var(--line);background:#fff;grid-template-columns:1fr 2fr 2fr;display:grid;overflow:hidden}.grid-paper{background-color:#fff;background-image:linear-gradient(to right, var(--grid-color) .48px, transparent .48px), linear-gradient(to bottom, var(--grid-color) .48px, transparent .48px);background-size:var(--grid-size) var(--grid-size);min-width:0}.grid-left{background-position:100% 0}.grid-right{background-position:0 0}.slide-frame{aspect-ratio:16/10;background:#fff;min-width:0;position:relative}.slide-frame canvas{object-fit:contain;width:100%;height:100%;position:absolute;inset:0}.demo-slide{color:#999;background:#f6f6f6;place-items:center;font-size:13px;display:grid;position:absolute;inset:0}.layout-labels{text-align:center;color:var(--muted);grid-template-columns:1fr 2fr 2fr;margin-top:9px;font-size:11px;display:grid}.preview-navigation{justify-content:space-between;align-items:center;gap:14px;margin-top:12px;display:flex}.preview-navigation p{min-width:0;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:12px;overflow:hidden}.preview-navigation p:empty{display:none}.page-controls{white-space:nowrap;align-items:center;gap:10px;font-size:12px;display:flex}.icon-button{border:1px solid var(--line);background:#fff;border-radius:3px;width:28px;height:28px;padding:0}.icon-button:disabled{opacity:.3}.export-area{flex-wrap:wrap;align-items:center;gap:16px;margin-top:26px;display:flex}.primary-button{color:#fff;cursor:pointer;background:#222;border:1px solid #222;border-radius:4px;justify-content:center;align-items:center;padding:11px 18px;font-size:13px;line-height:1.3;text-decoration:none;display:inline-flex}.primary-button:hover{background:#444}.primary-button:disabled{color:#999;background:#eee;border-color:#eee}.export-hint{color:var(--muted);font-size:12px}.progress-area,.download-area{flex-basis:100%}.progress-caption{color:var(--muted);justify-content:space-between;gap:16px;font-size:12px;display:flex}progress{accent-color:#333;border:0;width:100%;height:4px;margin-top:10px;display:block}progress::-webkit-progress-bar{background:#eee}progress::-webkit-progress-value{background:#333}.download-area{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding-top:16px;display:flex}.download-area p{color:var(--muted);margin:0;font-size:12px;line-height:1.5}.download-area a{flex-shrink:0}.help{color:#666;margin-top:28px;font-size:12px;line-height:1.65}.help summary{cursor:pointer;width:-moz-fit-content;width:fit-content}.help summary:focus-visible{outline-offset:4px;outline:2px solid #555}.help-content{margin-top:14px}.help-content p{margin:10px 0}.help-content ol{padding-left:20px}.help-content li{margin:5px 0}.help-content h2{color:#333;margin:18px 0 6px}footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:20px;margin-top:30px;padding-top:16px;font-size:11px;display:flex}footer a{text-underline-offset:3px}@media (max-width:540px){.app{margin-top:32px;padding:0 20px}.settings{flex-direction:column;gap:24px}.size-control{max-width:none}.tone-control{justify-content:space-between;align-items:center;display:flex}.tone-options{margin-top:0}.drop-zone{flex-wrap:wrap;gap:5px}.download-area{flex-direction:column;align-items:flex-start}}