*{box-sizing:border-box}
html{--bg:#f5f6f8;--panel:#fff;--ink:#20252e;--muted:#5b6471;--line:#d7dce3;--soft:#edf0f4;--accent:#2457a7;--button:#2457a7;--danger:#ad2943;--warning:#805417;color-scheme:light;scroll-behavior:smooth}
html[data-theme=dark]{--bg:#131619;--panel:#1b2025;--ink:#edf0f3;--muted:#aeb8c3;--line:#3c454e;--soft:#252d35;--accent:#9ac1ff;--button:#3465b3;--danger:#ff9cb0;--warning:#e9bd7e;color-scheme:dark}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 ui-sans-serif,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
button,input,select{font:inherit}button,a,input,select,summary{touch-action:manipulation}button,summary{cursor:pointer}button{min-height:44px}button:disabled{opacity:.5;cursor:default}a{color:var(--accent)}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,.workspace:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
[hidden]{display:none!important}h1,h2,p{margin-top:0}
header{max-width:1224px;margin:auto;padding:14px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:9px;font-size:20px;font-weight:700;letter-spacing:-.035em;text-decoration:none;color:var(--ink)}
nav{display:flex;align-items:center;gap:24px}nav a{font-size:14px;text-decoration:none;color:var(--muted);padding-block:12px}nav a:hover,footer a:hover{text-decoration:underline}
#theme{height:44px;width:44px;padding:0;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);font-size:23px}
main{max-width:1160px;margin:0 auto;padding:0 32px}.page-heading{padding:28px 0 22px;display:flex;gap:20px;align-items:baseline;justify-content:space-between}.page-heading h1{font-size:30px;letter-spacing:-.04em;font-weight:650;line-height:1.15;margin:0}.page-heading p{font-size:13px;color:var(--muted);margin:0}
.workspace{border:1px solid var(--line);border-radius:12px;background:var(--panel);scroll-margin-top:16px}.workspace-top{border-bottom:1px solid var(--line);padding:0 24px}.tabs{display:flex;gap:24px}.tabs button{min-width:44px;border:0;border-bottom:3px solid transparent;border-radius:0;padding:14px 2px 11px;color:var(--muted);background:transparent;font-size:14px;font-weight:600}.tabs button[aria-pressed=true]{color:var(--accent);border-color:var(--accent)}.tabs button:hover{color:var(--ink)}
.work-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,350px)}.work-grid>*{min-width:0}.input-panel{padding:24px}.panel-heading{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px;margin-bottom:16px}h2{font-size:16px;font-weight:650;letter-spacing:-.015em;margin-bottom:16px}.panel-heading h2{margin:0}#format-hint{font-size:12px;color:var(--muted)}
.drop{min-height:200px;border:1px dashed var(--line);border-radius:8px;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;position:relative;text-align:center;cursor:pointer}.drop:hover{border-color:var(--accent);background:var(--soft)}.drop input{position:absolute;opacity:0;width:100%;height:100%;inset:0;cursor:pointer}.drop:focus-within{outline:3px solid var(--accent);outline-offset:3px}.upload-icon{width:30px;height:30px;margin-bottom:7px;color:var(--muted)}.drop strong{font-size:16px;font-weight:600;color:var(--accent)}.drop>span{font-size:13px;color:var(--muted)}.file-limits{font-size:12px;color:var(--muted);margin:12px 0 0}
aside{border-left:1px solid var(--line);padding:24px}aside h2{margin-bottom:16px}.field{display:block;font-size:13px;font-weight:550;margin-bottom:14px}.field select,.field input[type=text]{display:block;margin-top:7px;min-height:44px;width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--ink);font-size:14px}.field input[type=text]::placeholder{color:var(--muted);opacity:1}.field output{float:right;font-weight:400;color:var(--muted)}.field input[type=range]{display:block;width:100%;min-height:30px;accent-color:var(--button);margin:8px 0 0}
details{font-size:13px;color:var(--muted)}summary{min-height:44px;display:list-item;padding:11px 0;color:var(--ink);line-height:1.5}details p{line-height:1.6;margin:0 0 12px}details p:last-child{margin-bottom:14px}.options[open]{padding-bottom:4px}.options .field{margin:8px 0 14px}.format-details{border-top:1px solid var(--line)}.settings-note{font-size:12px;color:var(--muted);line-height:1.6;margin:8px 0 14px}.check{display:flex;align-items:center;gap:9px;min-height:44px;font-size:13px;font-weight:550;line-height:1.4}.check input{width:18px;height:18px;flex-shrink:0;accent-color:var(--button);margin:0}.document-warning{font-size:13px;line-height:1.6;border-left:2px solid var(--warning);padding-left:10px;margin:2px 0 14px;color:var(--ink)}
.actions{margin-top:14px;display:grid;gap:8px}.primary,.secondary{border:1px solid transparent;border-radius:6px;width:100%;min-height:46px;padding:11px 16px;line-height:1.4;font-size:14px;font-weight:600}.primary{color:#fff;background:var(--button)}.primary:not(:disabled):hover{filter:brightness(1.12)}.secondary{color:var(--ink);background:var(--soft);border-color:var(--line)}
.feedback:has(p:not(:empty)){padding:0 24px 18px}.feedback p{margin:0;overflow-wrap:anywhere;font-size:13px;line-height:1.6}.feedback p+p:not(:empty){margin-top:8px}#status{color:var(--muted)}#error,.file-error{color:var(--danger)}
.queue-panel{border-top:1px solid var(--line);padding:10px 24px 20px}.queue-header{display:flex;align-items:center;justify-content:space-between;gap:12px}.queue-header h2{margin:0}.queue-header h2 span{font-size:12px;margin-left:6px;color:var(--muted);font-weight:400}.text-button{border:0;border-radius:4px;background:transparent;color:var(--accent);font-size:13px;padding:10px 2px}.text-button:not(:disabled):hover{text-decoration:underline}#empty{margin:12px 0 4px;font-size:13px;color:var(--muted)}#queue{list-style:none;padding:0;margin:0}.file-row{display:grid;grid-template-columns:40px minmax(0,1fr) auto 44px;gap:14px;align-items:center;border-top:1px solid var(--line);padding:14px 0}.file-icon{width:40px;height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:5px;background:var(--bg);color:var(--muted);font-size:10px}.file-info{min-width:0;display:flex;flex-direction:column;gap:5px}.file-info strong{font-size:13px;font-weight:550;overflow-wrap:anywhere}.file-state,.file-error{font-size:12px;line-height:1.5;overflow-wrap:anywhere}.file-state{color:var(--muted)}.file-notes{padding-left:17px;margin:4px 0 0;font-size:12px;color:var(--muted);line-height:1.5;overflow-wrap:anywhere}.file-notes li+li{margin-top:5px}.download{font-size:13px;min-height:44px;display:inline-flex;align-items:center;justify-content:flex-start;padding:10px 3px;color:var(--accent);text-decoration:underline;text-underline-offset:3px}.remove{border:0;border-radius:6px;min-width:44px;min-height:44px;font-size:23px;background:transparent;color:var(--muted)}.remove:not(:disabled):hover{background:var(--soft)}.batch{display:flex;flex-wrap:wrap;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:8px;margin-top:2px}
.workspace-note{font-size:12px;color:var(--muted);margin:16px 0 28px;line-height:1.7}.workspace-note a{margin-left:8px}footer{max-width:1224px;margin:auto;border-top:1px solid var(--line);padding:20px 32px;display:flex;gap:24px;flex-wrap:wrap;font-size:13px;color:var(--muted)}footer a{color:var(--muted);text-decoration:none}.skip{position:absolute;top:-100px;padding:12px;background:var(--panel);z-index:9}.skip:focus{top:8px}
.prose{max-width:850px;padding-top:36px;padding-bottom:50px;line-height:1.8}.prose h1{font-size:clamp(32px,5vw,48px);letter-spacing:-.035em;line-height:1.15}.prose h2{font-size:24px;margin-top:32px;line-height:1.3}.eyebrow{font-size:12px;color:var(--muted)}.prose p,.prose li{color:var(--muted)}.prose a{color:var(--accent)}.prose table{border-collapse:collapse;width:100%;font-size:14px}.prose th,.prose td{text-align:left;padding:12px;border-bottom:1px solid var(--line)}.prose table caption{text-align:left;font-weight:600}.table-wrap{overflow:auto}.notice{padding:18px;background:var(--soft);border-radius:6px}.prose pre{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--soft);padding:18px;border-radius:6px;font-size:13px}
@media(max-width:740px){header{padding:10px 20px}main{padding:0 20px}.page-heading{display:block;padding:22px 0 18px}.page-heading h1{font-size:27px}.page-heading p{margin-top:7px}.work-grid{grid-template-columns:1fr}.input-panel{padding:18px}.panel-heading{margin-bottom:12px}.drop{min-height:128px}.upload-icon{width:24px;height:24px;margin-bottom:0}.file-limits{margin-top:8px}aside{padding:18px;border-left:0;border-top:1px solid var(--line)}aside h2{margin-bottom:10px}.queue-panel{padding:8px 18px 16px}.feedback:has(p:not(:empty)){padding:0 18px 16px}.workspace-top{padding:0 18px}.tabs{gap:18px}.file-row{gap:9px}.prose{padding-top:28px}}
@media(max-width:420px){header{padding:8px 14px;gap:8px}.brand{font-size:18px}.brand img{width:26px;height:26px}nav{gap:12px}nav a{font-size:12px}main{padding:0 12px}.page-heading{padding:20px 2px 16px}.page-heading p{font-size:12px}.workspace{border-radius:8px}.workspace-top{padding:0 10px}.tabs{gap:0;justify-content:space-between}.tabs button{font-size:12px;padding:12px 5px 9px;min-width:44px;min-height:47px}.input-panel,aside{padding:14px}.panel-heading{gap:4px}#format-hint{font-size:11px}.drop{min-height:112px}.drop strong{font-size:15px}.drop>span,.file-limits{font-size:12px}.queue-panel{padding:8px 14px 14px}.feedback:has(p:not(:empty)){padding:0 14px 14px}.file-row{grid-template-columns:32px minmax(0,1fr) 44px;grid-template-areas:'icon info remove' '. download .';gap:4px 8px;align-items:start}.file-icon{grid-area:icon;width:32px;height:40px;font-size:9px}.file-info{grid-area:info}.file-row>.download{grid-area:download}.remove{grid-area:remove}.file-info strong,.file-state,.file-error,.file-notes{font-size:12px}.file-row>.download{font-size:12px}.workspace-note{font-size:12px;margin:14px 2px 24px}.workspace-note a{margin-left:0;display:inline-block}.prose th,.prose td{padding:8px}.prose table{font-size:12px}footer{padding:18px 14px;font-size:12px}.batch{gap:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}