.explorer-page main { display: none; }
.explorer-page { height: 100vh; display: flex; flex-direction: column; overflow: hidden; }
.explorer-page header.site { flex: 0 0 auto; max-width: none; width: 100%; }
#app { flex: 1 1 auto; display: flex; flex-direction: column; min-height: 0;
       max-width: none; width: 100%; padding: 0; }
#boot { padding: 3rem 1.5rem; color: var(--muted); }
#app:not(.loading) #boot { display: none; }
#app.loading #controls, #app.loading #panes { display: none; }

#controls {
  flex: 0 0 auto; display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center;
  padding: 0.75rem 1.25rem; border-bottom: 1px solid var(--rule);
}
#controls input, #controls select {
  font: inherit; font-size: 0.88rem; padding: 0.35rem 0.6rem; color: var(--fg);
  background: var(--panel); border: 1px solid var(--rule); border-radius: 6px;
}
#controls input { flex: 1 1 22rem; min-width: 12rem; }
#controls input:focus, #controls select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
#summary { color: var(--muted); font-size: 0.8rem; margin-left: auto; white-space: nowrap; }
#built { color: var(--muted); font-size: 0.72rem; white-space: nowrap; opacity: 0.8; }

#panes { flex: 1 1 auto; display: grid; grid-template-columns: 17rem 1fr 19rem; min-height: 0; }
#tree, #detail { overflow-y: auto; padding: 0.6rem 0.75rem; }
#tree { border-right: 1px solid var(--rule); }
#detail { border-left: 1px solid var(--rule); font-size: 0.85rem; }
#listwrap { display: flex; flex-direction: column; min-width: 0; min-height: 0; }

#crumb {
  flex: 0 0 auto; padding: 0.5rem 1rem; border-bottom: 1px solid var(--rule);
  font-size: 0.82rem; color: var(--muted); overflow-x: auto; white-space: nowrap;
}
#crumb a { color: var(--link); text-decoration: none; }
#crumb a:hover { text-decoration: underline; }

#scroll { flex: 1 1 auto; overflow-y: auto; position: relative; }
#sizer { position: absolute; top: 0; left: 0; width: 1px; }
#rows { position: absolute; top: 0; left: 0; right: 0; }

.row {
  display: grid; grid-template-columns: 1fr 5.5rem 4.5rem; gap: 0.75rem;
  align-items: center; padding: 0 1rem; height: 26px; font-size: 0.82rem;
  cursor: pointer; white-space: nowrap;
}
.row:hover { background: var(--panel); }
.row.sel { background: var(--code-bg); box-shadow: inset 2px 0 0 var(--accent); }
.row .p { overflow: hidden; text-overflow: ellipsis; }
.row .p .dim { color: var(--muted); }
.row .z { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }
.row .x { color: var(--muted); font-size: 0.74rem; overflow: hidden; text-overflow: ellipsis; }

.node { display: flex; align-items: center; gap: 0.3rem; padding: 0.12rem 0.2rem;
        border-radius: 4px; cursor: pointer; font-size: 0.82rem; white-space: nowrap; }
.node:hover { background: var(--panel); }
.node.sel { background: var(--code-bg); color: var(--accent); font-weight: 600; }
.node .tw { width: 1rem; flex: 0 0 1rem; text-align: center; color: var(--muted); font-size: 0.7rem; }
.node .nm { overflow: hidden; text-overflow: ellipsis; }
.node .ct { margin-left: auto; color: var(--muted); font-size: 0.72rem; padding-left: 0.5rem; }

#detail h3 { margin: 0 0 0.6rem; font-size: 0.95rem; word-break: break-all; }
#detail dl { display: grid; grid-template-columns: auto 1fr; gap: 0.3rem 0.7rem; margin: 0 0 1rem; }
#detail dt { color: var(--muted); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.04em; }
#detail dd { margin: 0; font-variant-numeric: tabular-nums; word-break: break-all; }
#detail pre { font-size: 0.72rem; padding: 0.6rem; white-space: pre-wrap; word-break: break-all; }
#detail .hint { color: var(--muted); }
#detail .dim { color: var(--muted); }
.blocks { display: flex; flex-wrap: wrap; gap: 0.3rem; margin: 0 0 1rem; }
.blk, .viewbtn {
  font: inherit; font-size: 0.72rem; font-family: ui-monospace, Consolas, monospace;
  padding: 0.14rem 0.45rem; border-radius: 4px; cursor: pointer;
  background: var(--code-bg); border: 1px solid var(--rule); color: var(--fg);
}
.blk:hover, .viewbtn:hover { border-color: var(--accent); color: var(--accent); }
.viewbtn {
  font-family: inherit; font-size: 0.82rem; padding: 0.3rem 0.7rem;
  border-color: var(--accent); color: var(--accent); font-weight: 600;
}
.viewbtn:hover { background: var(--accent); color: var(--bg); }
.empty { padding: 2rem 1rem; color: var(--muted); font-size: 0.88rem; }

#viewer {
  position: fixed; inset: 0; z-index: 20; display: flex; flex-direction: column;
  background: var(--bg);
}
#viewer[hidden] { display: none; }
#vhead {
  flex: 0 0 auto; display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center;
  padding: 0.6rem 1rem; border-bottom: 1px solid var(--rule);
}
#vhead strong { font-size: 0.92rem; overflow-wrap: anywhere; }
#vtabs { display: flex; gap: 0.3rem; }
#vtabs button, #vclose {
  font: inherit; font-size: 0.8rem; padding: 0.2rem 0.6rem; cursor: pointer;
  background: var(--panel); border: 1px solid var(--rule); border-radius: 5px;
  color: var(--muted);
}
#vtabs button.on { color: var(--accent); border-color: var(--accent); font-weight: 600; }
#vhead input, #vhead select {
  font: inherit; font-size: 0.82rem; padding: 0.24rem 0.5rem; color: var(--fg);
  background: var(--panel); border: 1px solid var(--rule); border-radius: 5px;
}
#vinfo { margin-left: auto; color: var(--muted); font-size: 0.78rem; white-space: nowrap; }
#vclose { font-size: 1rem; line-height: 1; padding: 0.15rem 0.5rem; }
#vbody { flex: 1 1 auto; overflow: auto; position: relative; }
#vsizer { position: absolute; top: 0; left: 0; width: 1px; }
/* width:max-content rather than right:0 so a wide column set scrolls horizontally
   instead of being clamped to the viewport. */
#vrows { position: absolute; top: 0; left: 0; min-width: 100%; width: max-content; }

#colwrap { position: relative; display: inline-block; }
#colbtn {
  font: inherit; font-size: 0.82rem; padding: 0.24rem 0.6rem; cursor: pointer;
  background: var(--panel); border: 1px solid var(--rule); border-radius: 5px;
  color: var(--fg);
}
#colbtn:hover { border-color: var(--accent); color: var(--accent); }
#colmenu {
  position: absolute; top: calc(100% + 4px); left: 0; z-index: 30; width: 22rem;
  max-height: 60vh; display: flex; flex-direction: column;
  background: var(--bg); border: 1px solid var(--rule); border-radius: 7px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
}
#colmenu[hidden] { display: none; }
#colbar {
  display: flex; gap: 0.35rem; padding: 0.5rem; border-bottom: 1px solid var(--rule);
}
#colbar input { flex: 1 1 auto; min-width: 0; }
#colbar button {
  font: inherit; font-size: 0.76rem; padding: 0.2rem 0.55rem; cursor: pointer;
  background: var(--panel); border: 1px solid var(--rule); border-radius: 5px;
  color: var(--muted);
}
#colbar button:hover { border-color: var(--accent); color: var(--accent); }
#collist { overflow-y: auto; padding: 0.3rem; }
#collist .grp {
  font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); padding: 0.45rem 0.5rem 0.2rem;
}
#collist label {
  display: flex; gap: 0.5rem; align-items: baseline; padding: 0.22rem 0.5rem;
  border-radius: 4px; cursor: pointer; font-size: 0.8rem;
}
#collist label:hover { background: var(--panel); }
#collist .pct { margin-left: auto; color: var(--muted); font-size: 0.7rem; }
#collist .nm { overflow-wrap: anywhere; }

.ln {
  display: flex; height: 19px; font-size: 0.78rem; white-space: pre;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}
.ln .no {
  flex: 0 0 4.5rem; text-align: right; padding-right: 0.9rem; color: var(--muted);
  user-select: none;
}
.ln .tx { flex: 1 1 auto; }
.ln img.inl {
  height: 16px; width: 16px; object-fit: contain; vertical-align: -3px;
  margin-left: 0.5rem; border-radius: 3px; background: var(--code-bg);
  cursor: zoom-in;
}
.ln img.inl:hover { outline: 1px solid var(--accent); }

.trow {
  display: flex; height: 24px; font-size: 0.8rem; cursor: pointer; white-space: nowrap;
  border-bottom: 1px solid var(--rule);
}
.trow:hover { background: var(--panel); }
.trow.head { font-weight: 600; color: var(--muted); text-transform: uppercase;
             font-size: 0.68rem; letter-spacing: 0.05em; cursor: default;
             position: sticky; top: 0; background: var(--bg); z-index: 1; }
.trow.head span { cursor: pointer; }
.trow.head span:hover { color: var(--accent); }
.trow > span {
  flex: 0 0 11rem; padding: 0 0.6rem; overflow: hidden; text-overflow: ellipsis;
}
.trow > span:first-child { flex: 0 0 17rem; }
.trow > span.num { text-align: right; font-variant-numeric: tabular-nums; }
.trow > span.ico { flex: 0 0 3rem; display: flex; align-items: center; padding: 0 0.4rem; }
.trow > span.ico img {
  width: 20px; height: 20px; object-fit: contain; display: block;
  image-rendering: auto; border-radius: 3px; cursor: zoom-in;
}
.trow > span.ico img:hover { outline: 1px solid var(--accent); }
.imgph {
  display: block; width: 20px; height: 20px; border-radius: 3px;
  background: var(--code-bg); border: 1px dashed var(--rule);
}
.imgph.bad { border-style: solid; border-color: var(--bad); opacity: 0.5; }
.imgph.inl { display: inline-block; width: 16px; height: 16px; vertical-align: -3px;
             margin-left: 0.5rem; }

#detail .preview { margin: 0 0 0.75rem; }
#detail .preview img, #detail .preview .imgph {
  width: 100%; max-width: 15rem; height: auto; aspect-ratio: 1;
  object-fit: contain; background: var(--code-bg); border: 1px solid var(--rule);
  border-radius: 6px; padding: 0.4rem; cursor: zoom-in;
}
.imgview {
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  padding: 2rem 1rem;
}
.imgview img {
  max-width: min(100%, 640px); max-height: 70vh; object-fit: contain;
  background: var(--code-bg); border: 1px solid var(--rule); border-radius: 8px;
  padding: 0.75rem; cursor: zoom-in;
}
.imgview p { margin: 0; color: var(--muted); font-size: 0.78rem; overflow-wrap: anywhere; }

#zoom {
  position: fixed; z-index: 40; margin: 0; padding: 0.5rem; pointer-events: none;
  background: var(--bg); border: 1px solid var(--rule); border-radius: 8px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
}
#zoom[hidden] { display: none; }
#zoom img {
  display: block; width: 168px; height: 168px; object-fit: contain;
  background: var(--code-bg); border-radius: 5px;
}
#zoomcap {
  margin-top: 0.35rem; max-width: 168px; font-size: 0.68rem; color: var(--muted);
  overflow-wrap: anywhere;
}
.vempty { padding: 2rem 1rem; color: var(--muted); }

@media (max-width: 950px) {
  #panes { grid-template-columns: 1fr; grid-template-rows: auto 1fr auto; }
  #tree { max-height: 9rem; border-right: 0; border-bottom: 1px solid var(--rule); }
  #detail { border-left: 0; border-top: 1px solid var(--rule); max-height: 14rem; }
}

.bstamp { max-width: 100rem; margin: 1rem auto; padding: 0 1rem; color: var(--muted); font-size: 0.75rem; }