:root{--bg:#15171a;--bg-2:#1d2024;--bg-3:#262a30;--line:#343a42;--fg:#e8eaed;--fg-2:#a8adb5;--muted:#7d838c;--accent:#4da3ff;--pass:#3ddc84;--warn:#ffb547;--fail:#ff5d5d;--info:#8ab4ff;--font:13px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}html,body,#root{background:var(--bg);height:100%;color:var(--fg);font:var(--font);margin:0}.app{grid-template:"top top top"40px"files viewer panel"1fr"bottom bottom bottom"minmax(56px,auto)/240px 1fr 360px;height:100%;display:grid}.topbar{border-bottom:1px solid var(--line);background:var(--bg-2);grid-area:top;align-items:center;gap:12px;padding:0 12px;display:flex}.brand{font-weight:600}.muted{color:var(--muted)}.files{border-right:1px solid var(--line);background:var(--bg-2);grid-area:files;overflow:auto}.viewer{background:var(--bg);grid-area:viewer;position:relative;overflow:hidden}.panel{border-left:1px solid var(--line);background:var(--bg-2);flex-direction:column;grid-area:panel;display:flex;overflow:auto}.bottombar{border-top:1px solid var(--line);background:var(--bg-2);flex-wrap:wrap;grid-area:bottom;align-items:center;gap:6px 12px;padding:6px 12px;display:flex}.bottombar .ctl{grid-template-columns:auto auto}.bottombar button,.bottombar input,.bottombar select{height:32px}.bottombar button{white-space:nowrap}.exportbar .error{color:var(--warn);font-size:12px}button{font:inherit;color:var(--fg);background:var(--bg-3);border:1px solid var(--line);cursor:pointer;border-radius:6px;padding:6px 10px}button:hover{border-color:var(--accent)}button.primary{background:var(--accent);color:#0b1220;border-color:var(--accent);font-weight:600}button:disabled{opacity:.5;cursor:default}input,select{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:5px 8px}input[type=range]{padding:0}label{color:var(--fg-2)}.row{align-items:center;gap:8px;display:flex}.section{border-bottom:1px solid var(--line);padding:10px 12px}.section h3{text-transform:uppercase;letter-spacing:.04em;color:var(--fg-2);margin:0 0 8px;font-size:12px}.pill{text-align:center;border-radius:999px;min-width:46px;padding:1px 6px;font-size:11px;font-weight:600;display:inline-block}.pill.pass{color:var(--pass);background:#113d27}.pill.warn{color:var(--warn);background:#4a3210}.pill.fail{color:var(--fail);background:#4a1a1a}.pill.info{color:var(--info);background:#1c2c4a}.small{font-size:12px}.right{margin-left:auto}.dropzone{flex-direction:column;height:100%;display:flex;position:relative}.dropzone.over{outline:2px dashed var(--accent);outline-offset:-6px}.drop-actions{border-bottom:1px solid var(--line);flex-direction:column;gap:6px;padding:12px;display:flex}.drop-overlay{pointer-events:none;background:#4da3ff1f;place-items:center;font-weight:600;display:grid;position:absolute;inset:0}.filelist{flex:1;overflow:auto}.file{border-bottom:1px solid var(--line);position:relative}.file.active{background:var(--bg-3);box-shadow:inset 3px 0 0 var(--accent)}.file-select{text-align:left;width:100%;font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;border-radius:0;padding:8px 28px 8px 12px;display:block}.file-select:hover{background:#ffffff0a}.file-name{white-space:nowrap;text-overflow:ellipsis;display:block;overflow:hidden}.file-meta{display:block}.file-note{padding:0 28px 8px 12px}.file-close{color:var(--muted);background:0 0;border:0;padding:0 6px;position:absolute;top:6px;right:6px}.file-close:hover{color:var(--fail)}.banner{z-index:20;color:var(--fail);border-bottom:1px solid var(--fail);background:#4a1a1a;padding:10px 14px;font-weight:600;position:fixed;top:0;left:0;right:0}.viewer-wrap{position:absolute;inset:0}.viewer-canvas{touch-action:none;cursor:grab;width:100%;height:100%;display:block}.viewer-hud{position:absolute;top:10px;left:12px;right:12px}.viewer-hud .row{border:1px solid var(--line);background:#1d2024e6;border-radius:8px;flex-wrap:wrap;gap:4px 8px;padding:6px 8px}.viewer-empty{color:var(--muted);pointer-events:none;place-items:center;display:grid;position:absolute;inset:0}.step{border-bottom:1px dashed var(--line);padding:6px 0}.step.off{opacity:.6}.check{border-bottom:1px dashed var(--line);grid-template-columns:auto 1fr auto auto;align-items:center;gap:6px 8px;padding:6px 0;display:grid}.check.on{background:#4da3ff14}button.check{cursor:pointer;text-align:left;width:100%;font:inherit;color:inherit;border:none;border-bottom:1px dashed var(--line);background:0 0;border-radius:0}button.check:hover{border-color:var(--accent)}.check-msg{grid-column:1/5}.ctl{grid-template-columns:110px 1fr 64px 28px;align-items:center;gap:6px;margin:4px 0;display:grid}.ctl-label{color:var(--fg-2)}.ctl-num{width:64px;padding:3px 6px}.ctl input[type=checkbox]{grid-column:1/2;justify-self:start}.ctl input[type=checkbox]+span{grid-column:2/5}