:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#111827;font-synthesis:none;text-rendering:optimizelegibility;--accent:#b31b1b;--accent-hover:#8f1515;--ink:#111827;--muted:#6b7280;--line:#e5e7eb;--line-strong:#d1d5db;--success:#15803d;--error:#b91c1c;--ui-scale:1.1;background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{min-width:320px;min-height:100%}body{background:#fff;min-height:100vh;margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.52}.app-shell{background:#fff;place-items:center;min-height:100vh;padding:48px 24px;display:grid;position:relative}.converter-content{width:min(calc(100% / var(--ui-scale)), 448px);transform:scale(var(--ui-scale));transform-origin:50%}.github-link{color:#9ca3af;width:32px;height:32px;transform:scale(var(--ui-scale));transform-origin:100% 0;place-items:center;transition:color .16s,transform .16s;display:grid;position:absolute;top:24px;right:24px}.github-link svg{width:22px;height:22px}.github-link:hover,.github-link:focus-visible{color:var(--accent);transform:scale(calc(var(--ui-scale) * 1.08));outline:none}.github-link:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.site-header{text-align:center;margin:0 0 30px}.site-header h1{color:var(--accent);letter-spacing:.02em;margin:0;font-size:40px;font-weight:400;line-height:1.15}.site-header h1 span{color:var(--accent);font-weight:300}.site-header p{max-width:360px;color:var(--muted);margin:9px auto 0;font-size:14px;line-height:1.55}.converter-card{width:100%}.file-picker{border:1px dashed var(--line-strong);text-align:center;background:#fff;border-radius:8px;flex-direction:column;justify-content:center;align-items:center;min-height:150px;padding:22px 20px;transition:border-color .16s,background .16s;display:flex}.file-picker:hover,.file-picker:focus-visible,.file-picker.dragging{border-color:var(--accent);background:snow;outline:none}.file-picker.disabled{pointer-events:none}.file-picker-mark{width:34px;height:34px;color:var(--accent);border:1px solid #e8b4b4;border-radius:50%;place-items:center;margin:0 0 11px;font-size:21px;font-weight:300;line-height:1;display:grid}.file-picker-title{color:var(--ink);font-size:15px;font-weight:600}.file-picker-help{color:var(--muted);margin:5px 0 15px;font-size:12px}.file-summary{border-bottom:1px solid var(--line);align-items:center;gap:11px;margin-top:18px;padding:0 0 12px;display:flex}.file-summary-icon{width:32px;height:32px;color:var(--accent);letter-spacing:.04em;border:1px solid #e8b4b4;border-radius:5px;flex:0 0 32px;place-items:center;font-size:8px;font-weight:750;display:grid}.file-summary-content{flex:1;min-width:0}.file-name{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:600;overflow:hidden}.file-meta{color:var(--muted);margin-top:3px;font-size:11px}.ppi-control{margin-top:24px}.ppi-control label{color:var(--ink);margin-bottom:8px;font-size:13px;font-weight:600;display:block}.ppi-input-row{border:1px solid var(--line-strong);background:#fff;border-radius:7px;align-items:center;height:45px;transition:border-color .16s,box-shadow .16s;display:flex}.ppi-input-row:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #b31b1b1c}#ppi-input{width:100%;min-width:0;height:100%;color:var(--ink);background:0 0;border:0;outline:0;padding:0 12px;font-size:15px;font-weight:650}.ppi-unit{color:var(--muted);padding-right:13px;font-size:11px}.preset-row{grid-template-columns:repeat(6,minmax(0,1fr));align-items:center;gap:7px;margin-top:9px;display:grid}.preset-button{width:100%;min-width:0;height:27px;color:var(--muted);border:1px solid var(--line);background:#fff;border-radius:5px;padding:0 4px;font-size:11px;transition:color .16s,border-color .16s,background .16s}.preset-button:hover,.preset-button.active{color:var(--accent);background:#fff7f7;border-color:#d98b8b}.ppi-range{color:#9ca3af;grid-column:1/-1;font-size:11px}.status-panel{color:var(--accent);margin-top:22px;padding:0 0 2px}.status-panel.status-error{color:var(--error)}.status-topline{justify-content:space-between;gap:12px;font-size:12px;font-weight:600;display:flex}.progress-track{background:#f3dada;border-radius:999px;height:4px;margin:9px 0 7px;overflow:hidden}.progress-bar{border-radius:inherit;background:var(--accent);width:0;height:100%;transition:width .18s}.status-detail{color:var(--muted);font-size:11px}.action-row{flex-wrap:wrap;align-items:center;gap:10px;margin-top:25px;display:flex}.button{border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;min-height:42px;padding:0 17px;font-size:13px;font-weight:600;transition:background .16s,border-color .16s,color .16s,transform .16s;display:inline-flex}.button:not(:disabled):hover{transform:translateY(-1px)}.button-primary{color:#fff;border-color:var(--accent);background:var(--accent);flex:100%}.button-primary:not(:disabled):hover{border-color:var(--accent-hover);background:var(--accent-hover)}.button-download{color:#fff;border-color:var(--accent);background:var(--accent)}.button-download:not(:disabled):hover{border-color:var(--accent-hover);background:var(--accent-hover)}.button-outline{color:var(--accent);background:#fff;border-color:#d98b8b}.button-outline:not(:disabled):hover{background:#fff7f7}.button-link{min-height:30px;color:var(--muted);background:0 0;padding:0 4px;font-size:12px}.button-link:not(:disabled):hover{color:var(--accent)}.notes-panel{border-top:1px solid var(--line);margin-top:22px;padding-top:18px}.notes-panel label{color:var(--ink);margin-bottom:8px;font-size:13px;font-weight:600;display:block}.notes-panel textarea{resize:vertical;width:100%;min-height:150px;color:var(--ink);border:1px solid var(--line-strong);background:#fff;border-radius:7px;outline:none;padding:11px 12px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:12px;line-height:1.55;transition:border-color .16s,box-shadow .16s;display:block}.notes-panel textarea::placeholder{color:#9ca3af;opacity:1}.notes-panel textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #b31b1b1c}.notes-panel textarea.file-drop-active{border-color:var(--accent);background:#fff7f7}.notes-help{color:var(--muted);margin:8px 0 0;font-size:11px;line-height:1.5}.notes-help code{color:var(--accent);font-family:inherit}.notes-file-error{color:var(--error);margin-top:6px;font-size:11px;line-height:1.5}.notes-actions{align-items:center;gap:10px;margin-top:13px;display:flex}.notes-actions .button-primary{flex:auto}.message{margin-top:14px;padding:10px 0;font-size:12px;line-height:1.55}.message-error{color:var(--error)}.message-success{color:var(--success)}.message-notice{color:var(--muted)}.hidden{display:none!important}@media (max-width:600px){.app-shell{padding:64px 24px}.github-link{top:20px;right:20px}.site-header{margin-bottom:26px}.site-header h1{font-size:31px}.site-header p{margin-top:8px;font-size:12px}.file-picker{min-height:144px}}@media (max-height:680px){.app-shell{place-items:start center;padding-top:82px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}