:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:13px;color:#272b30;background:#f3f3f3;color-scheme:light;font-synthesis:none;--border: #d6d8da;--muted: #697078;--accent: #285da3}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}main{max-width:1160px;margin:0 auto;padding:0 28px 24px}header{display:flex;align-items:baseline;gap:18px;min-height:76px;padding:26px 0 22px}h1{font-size:19px;font-weight:650;letter-spacing:-.5px;margin:0}.subtitle,.local-note{color:var(--muted);font-size:12px}.local-note{margin-left:auto}.theme-control{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.theme-control select{width:auto;min-height:28px;padding:4px 7px;font-size:12px}h2,h3{margin:0;font-size:13px;font-weight:600}button,select{font:inherit;border:1px solid #c7cbce;border-radius:3px;color:inherit;background:#fff;min-height:32px;padding:6px 11px}button{cursor:pointer;white-space:nowrap}button:hover:not(:disabled){background:#edf0f3;border-color:#9ea5ac}button:disabled{color:#93989e;background:#f0f1f2;border-color:#d9dcdf;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#fff;min-width:100px}button.primary:hover:not(:disabled){background:#214e89}button.primary:disabled{background:#e5e9ee;border-color:#cdd5de;color:#8592a2}button.quiet{background:transparent;border-color:transparent;color:var(--muted)}button.quiet:disabled{color:#a0a5ab}button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 290px;border:1px solid var(--border);background:#fff}#drop{min-width:0;display:flex;flex-direction:column}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;padding:12px 16px;border-bottom:1px solid var(--border)}.toolbar{display:flex;gap:6px;padding:10px 16px;border-bottom:1px solid #e7e8e9;background:#fafafa}.toolbar .quiet{margin-left:auto}.file-area{display:grid;flex:1;min-height:285px;isolation:isolate}#empty-selection{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px;color:var(--muted)}#empty-selection p{font-size:14px;color:#414950;margin:0 0 10px}#empty-selection span{max-width:330px;line-height:1.6}#empty-selection small{font-size:11px;color:#8a9096;margin-top:22px}#input-list{list-style:none;margin:0;padding:0;max-height:360px;overflow-y:auto}#input-list li{display:flex;justify-content:space-between;gap:20px;padding:10px 16px;border-bottom:1px solid #eceeef}#input-list li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#input-list li small{font-size:12px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}#selection{border-top:1px solid var(--border);margin:0;padding:10px 16px;font-size:12px;color:var(--muted)}#drop.drag .file-area{background:#f1f6fc;box-shadow:inset 0 0 0 2px var(--accent)}.settings{padding:16px;border-left:1px solid var(--border);background:#fafafa}.settings h2{margin:0 0 22px}.settings>label{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;font-size:12px}select{width:100%}input{accent-color:var(--accent)}input[type=range]{width:100%;margin:0}.range-label{display:flex;justify-content:space-between;align-items:baseline}output{color:var(--muted);font-variant-numeric:tabular-nums}.check{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}.check input{margin:0}.setting-note{font-size:11px;color:var(--muted);margin:0 0 20px}.destination{border-top:1px solid var(--border);padding-top:16px;display:flex;flex-direction:column;align-items:flex-start;gap:12px}#destination-label{color:var(--muted);font-size:12px;line-height:1.5;overflow-wrap:anywhere}.conversion{border:1px solid var(--border);border-top:none;background:#fff}.action-row{display:flex;gap:16px;align-items:center;padding:14px 16px}.buttons{display:flex;gap:6px}#status{color:var(--muted);font-size:12px;margin:0;overflow-wrap:anywhere}#report{margin-left:auto}progress{display:block;appearance:none;width:100%;height:3px;border:none;background:#e8ebee;accent-color:var(--accent)}progress::-webkit-progress-bar{background:#e8ebee}progress::-webkit-progress-value{background:var(--accent)}progress::-moz-progress-bar{background:var(--accent)}#results{list-style:none;margin:0;padding:0 16px;max-height:290px;overflow:auto;font-size:12px}#results li{padding:10px 0;border-bottom:1px solid #e7e8e9;overflow-wrap:anywhere;line-height:1.7}#results li:last-child{border-bottom:none}#results a{color:var(--accent);margin-left:12px}#results button{margin-left:8px;min-height:26px;padding:3px 6px;font-size:11px}#compatibility{padding:12px 16px;background:#fff5dd;border:1px solid #dfc58f;margin-bottom:16px;line-height:1.6}footer{display:flex;justify-content:space-between;gap:24px;padding-top:14px;color:#777e85;font-size:11px;line-height:1.6}footer span:last-child{white-space:nowrap}:root[data-theme=dark]{color-scheme:dark;color:#dce0e5;background:#1b1d20;--border: #3b3f45;--muted: #a4abb4;--accent: #8bb8ee}[data-theme=dark] button,[data-theme=dark] select{background:#2b2e33;border-color:#50555d}[data-theme=dark] button:hover:not(:disabled){background:#373c43;border-color:#747d89}[data-theme=dark] button:disabled{color:#828a95;background:#282b30;border-color:#3c424a}[data-theme=dark] button.primary{color:#101b29;background:#8bb8ee;border-color:#8bb8ee}[data-theme=dark] button.primary:hover:not(:disabled){background:#accfff}[data-theme=dark] button.primary:disabled{color:#8796ab;background:#303b49;border-color:#405068}[data-theme=dark] button.quiet{color:var(--muted);background:transparent;border-color:transparent}[data-theme=dark] button.quiet:disabled{color:#7e858e}[data-theme=dark] .workspace,[data-theme=dark] .conversion{background:#22252a}[data-theme=dark] .toolbar,[data-theme=dark] .settings{background:#26292e}[data-theme=dark] .toolbar,[data-theme=dark] #input-list li,[data-theme=dark] #results li{border-bottom-color:#373b42}[data-theme=dark] #empty-selection p{color:#cdd3dc}[data-theme=dark] #empty-selection small,[data-theme=dark] footer{color:#a0a8b3}[data-theme=dark] #drop.drag .file-area{background:#263448}[data-theme=dark] progress{background:#3b424c}[data-theme=dark] progress::-webkit-progress-bar{background:#3b424c}[data-theme=dark] #compatibility{background:#403522;border-color:#8e754a}@media(max-width:740px){main{padding:0 14px 20px}header{gap:12px;flex-wrap:wrap;padding:20px 0;min-height:auto}.local-note{display:none}.theme-control{margin-left:auto}.workspace{grid-template-columns:1fr}.settings{border-left:none;border-top:1px solid var(--border)}.file-area{min-height:220px}.toolbar{padding:10px;gap:4px}.toolbar button{padding:6px 8px}.action-row{flex-wrap:wrap;gap:10px}#status{order:3;flex-basis:100%}footer{flex-direction:column;gap:8px}}