:root{--bg:#07142a;--panel:#0b1d3a;--line:#1d3a66;--ink:#eaf4ff;--muted:#86a3c9;--cyan:#62d6ff;--accent:#ff9a3c;--iface:#f2b705;--cut:#ff6f61}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:14px/1.4 "IBM Plex Sans Condensed","DejaVu Sans",system-ui,sans-serif}
a{color:var(--cyan)}
img{image-rendering:pixelated}
.top{display:flex;align-items:center;gap:18px;padding:10px 18px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#0a1a33,#0c2244);height:62px}
.kicker{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted)}
h1{margin:0;font-size:20px;letter-spacing:.04em;white-space:nowrap}
h2{margin:0 0 8px;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600}
h3{margin:0 0 4px;font-size:16px}
.badge{font-size:11px;letter-spacing:.08em;border:1px solid var(--iface);color:var(--iface);border-radius:4px;padding:1px 6px;vertical-align:middle;margin-left:8px}
.badge.bad{border-color:var(--cut);color:var(--cut)}
.levels{display:flex;gap:4px;margin-left:auto}
.links{display:flex;gap:4px}
button,.tab{font:inherit;color:var(--ink);background:#0e2547;border:1px solid var(--line);border-radius:6px;padding:6px 11px;cursor:pointer;text-decoration:none;display:inline-block}
button:hover,.tab:hover{border-color:var(--cyan)}
button.on{background:#14386b;border-color:var(--cyan);box-shadow:inset 0 0 0 1px var(--cyan)}
.levels button b{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:#1d3a66;font-size:11px;margin-right:4px}
.levels button.on b{background:var(--accent);color:#0a1a33}
.layout{display:grid;grid-template-columns:250px 1fr 330px;height:calc(100% - 62px)}
.side{border-right:1px solid var(--line);background:var(--panel);padding:12px;overflow:auto}
.leveldesc{margin:0 0 10px;color:var(--muted);font-size:12.5px}
.items{display:flex;flex-direction:column;gap:6px}
.items button{display:grid;grid-template-columns:64px 1fr;gap:8px;text-align:left;padding:5px;align-items:center}
.items img{width:64px;height:48px;object-fit:contain;border-radius:4px;background:#0a1a33;border:1px solid var(--line)}
.items span{display:flex;flex-direction:column;min-width:0}
.items small{color:var(--muted);font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stage{position:relative;display:grid;grid-template-columns:1fr 1fr;min-height:0;overflow:hidden}
.stage.m .pane{display:none}
.stage .methods{display:none}
.stage.m{grid-template-columns:1fr}
.stage.m .methods{display:block;overflow:auto;padding:18px}
.pane{position:relative;min-width:0;min-height:0}
.pane3d canvas{display:block;width:100%;height:100%;cursor:grab;touch-action:none}
.pane3d canvas.px{image-rendering:pixelated}
.hud{position:absolute;left:12px;top:10px;display:flex;gap:6px;pointer-events:none}
.hud span{background:rgba(7,20,42,.8);border:1px solid var(--line);border-radius:5px;padding:3px 8px;font-size:13px}
#hud-mode{color:var(--cyan)}
.bar3d{position:absolute;left:12px;right:12px;bottom:10px;display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center;background:rgba(7,20,42,.82);border:1px solid var(--line);border-radius:7px;padding:6px 10px}
.seg{display:flex;gap:3px;flex-wrap:wrap}
.seg button{padding:4px 9px;font-size:13px}
.chk{display:flex;gap:5px;align-items:center;font-size:13px;cursor:pointer}
.chk input{accent-color:#ff9a3c}
.chk.off{display:none}
.btn{padding:4px 9px;font-size:13px}
.loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);pointer-events:none;opacity:0;transition:opacity .2s;background:rgba(7,20,42,.35)}
.loading.show{opacity:1}
.panesprite{display:flex;flex-direction:column;border-left:1px solid var(--line);background:#0a1a33}
.spbar{display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center;padding:6px 10px;border-bottom:1px solid var(--line)}
.spwrap{flex:1;overflow:auto;display:grid;place-items:center;padding:10px}
.spwrap.chk-on{background-color:#0d2140;background-image:linear-gradient(45deg,#13294d 25%,transparent 25%,transparent 75%,#13294d 75%),linear-gradient(45deg,#13294d 25%,transparent 25%,transparent 75%,#13294d 75%);background-size:16px 16px;background-position:0 0,8px 8px}
.spwrap img{image-rendering:pixelated;display:block}
.spfoot{display:flex;justify-content:space-between;gap:8px;padding:6px 10px;border-top:1px solid var(--line);color:var(--muted);font-size:12.5px;font-family:"IBM Plex Mono","DejaVu Sans Mono",monospace}
.spfoot a{color:var(--accent);text-decoration:none}
.info{border-left:1px solid var(--line);background:var(--panel);padding:14px;overflow:auto;display:flex;flex-direction:column;gap:14px}
.info p{margin:0;font-size:13px}
.info dl{display:grid;grid-template-columns:auto 1fr;gap:3px 10px;margin:0;font-size:12.5px}
.info dt{color:var(--muted)}
.info dd{margin:0;font-family:"IBM Plex Mono","DejaVu Sans Mono",monospace;color:var(--cyan)}
.info table{width:100%;border-collapse:collapse;font-size:12.5px}
.info td,.info th{padding:3px 4px;border-bottom:1px solid #15305a;text-align:left;vertical-align:top}
.info th{color:var(--muted);font-weight:600;font-size:11px;letter-spacing:.06em}
.chips{display:flex;flex-wrap:wrap;gap:4px}
.chips a{font-size:12px;text-decoration:none;color:var(--ink);background:#0e2547;border:1px solid var(--line);border-radius:4px;padding:2px 6px}
.chips a:hover{border-color:var(--cyan)}
.chips a b{color:var(--cyan);font-weight:600;margin-left:3px}
.chips a.empty{border-style:dashed;border-color:var(--accent);color:var(--accent)}
.pal{display:flex;flex-wrap:wrap;gap:2px}
.pal i{display:block;width:12px;height:12px;border-radius:2px;border:1px solid #0006}
.ok{color:var(--iface)}.ko{color:var(--cut)}
.methods h2{margin-top:18px}
.methods figure{margin:0 0 18px}
.methods figure img{max-width:100%;border:1px solid var(--line);border-radius:6px}
.methods figcaption{color:var(--muted);font-size:12.5px;margin-top:4px}
.methods table{border-collapse:collapse;font-size:13px;margin:6px 0 14px}
.methods td,.methods th{border:1px solid var(--line);padding:5px 8px;vertical-align:top;text-align:left}
.methods th{background:#0e2547;color:var(--muted);font-weight:600}
.methods .verdict{border:1px solid var(--accent);border-radius:8px;padding:10px 14px;background:#1a1f33;max-width:980px}
.methods p{max-width:980px}
@media (max-width:1200px){.layout{grid-template-columns:220px 1fr}.info{grid-column:1/-1;border-left:0;border-top:1px solid var(--line)}.layout{height:auto}.stage{height:76vh}}
@media (max-width:800px){.layout{grid-template-columns:1fr}.top{height:auto;flex-wrap:wrap}.stage{grid-template-columns:1fr;grid-template-rows:1fr 1fr}.side{max-height:40vh}}