/* Interactive walkthrough components. Scoped to post pages so the portfolio theme stays intact. */
:root {
  --paper: var(--bg-deep);
  --sheet: var(--bg-surface);
  --ink: var(--text);
  --ink-2: var(--text-muted);
  --muted: var(--text-dim);
  --rule: rgba(255,255,255,.1);
  --grid: rgba(255,255,255,.055);
  --accent: var(--gold);
  --accent-wash: var(--gold-dim);
  --code-bg: var(--bg-elevated);
  --code-ink: var(--text);
  --unit-a: #6b8aba;
  --unit-b: #e37a45;
  --unit-c: #8a9a7b;
  --decoy: #d65a5a;
  --decoy-ink: #ef9292;
  --good: #59b77a;
  --good-ink: #7ccc98;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Consolas, monospace;
}

.post-page .wt-flagbox {
  display:flex; flex-wrap:wrap; align-items:center; gap:.65rem;
  margin-top:1.25rem; padding:.8rem 1rem; border:1px solid var(--gold-border);
  border-radius:var(--radius-sm); background:var(--bg-surface);
}
.post-page .wt-flag-label { color:var(--good-ink); font-size:.8rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; }
.post-page .wt-spoiler { flex:1 1 22rem; min-width:0; overflow-wrap:anywhere; filter:blur(5px); transition:filter .2s; }
body.reveal .post-page .wt-spoiler { filter:none; }
.post-page .wt-flag-actions { display:inline-flex; gap:.4rem; margin-left:auto; }
.post-page .wt-mini {
  height:29px; padding:0 .7rem; border:1px solid rgba(255,255,255,.12); border-radius:5px;
  background:var(--bg-elevated); color:var(--text-muted); cursor:pointer; font:500 .76rem var(--font-body);
}
.post-page .wt-mini:hover { color:var(--gold); border-color:var(--gold-border); }

.post-page .wt-decoy { text-decoration:line-through; text-decoration-color:var(--decoy); text-decoration-thickness:1.5px; }
.post-page .wt-decoy-label { display:inline-flex; margin-left:.35em; color:var(--decoy-ink); font-size:.7em; font-weight:700; text-transform:uppercase; vertical-align:.08em; }
.post-page .wt-inline-flag-actions { display:flex; justify-content:flex-end; margin:.4rem 0 .6rem; }

.post-page .wt-code { margin:1.5rem 0; border:1px solid rgba(255,255,255,.08); border-radius:var(--radius-sm); background:var(--bg-elevated); overflow:hidden; }
.post-page .wt-codebar { display:flex; align-items:center; justify-content:flex-end; gap:.4rem; padding:.4rem .5rem .4rem .9rem; border-bottom:1px solid rgba(255,255,255,.07); color:var(--text-dim); font:500 .72rem var(--font-mono); }
.post-page .wt-codebar > span { margin-right:auto; text-transform:uppercase; letter-spacing:.04em; }
.post-page .post-content .wt-code pre { margin:0; border:0; border-radius:0; }
.post-page .wt-code.is-collapsed pre { max-height:30rem; overflow:hidden; -webkit-mask-image:linear-gradient(#000 75%, transparent); mask-image:linear-gradient(#000 75%, transparent); }

.post-page .wt-table-wrap { max-width:100%; overflow-x:auto; margin:1.5rem 0; border:1px solid rgba(255,255,255,.08); border-radius:var(--radius-sm); background:var(--bg-surface); }
.post-page .post-content .wt-table-wrap table { display:table; width:100%; min-width:34rem; margin:0; border:0; }
.post-page .wt-table-tools { position:sticky; left:0; display:flex; align-items:center; gap:.75rem; min-width:min(100%,34rem); padding:.65rem .75rem; border-bottom:1px solid rgba(255,255,255,.07); background:var(--bg-elevated); }
.post-page .wt-table-search { width:min(22rem,70%); padding:.5rem .65rem; border:1px solid rgba(255,255,255,.12); border-radius:5px; outline:none; background:var(--bg-deep); color:var(--text); font:inherit; font-size:.82rem; }
.post-page .wt-table-search:focus { border-color:var(--gold); box-shadow:0 0 0 2px var(--gold-dim); }
.post-page .wt-table-count { margin-left:auto; color:var(--text-dim); font-size:.75rem; white-space:nowrap; }
.post-page .wt-sortable { cursor:pointer; user-select:none; }
.post-page .wt-sortable::after { content:" ↕"; color:var(--text-dim); font-size:.75em; }
.post-page .wt-sortable[aria-sort="ascending"]::after { content:" ↑"; color:var(--gold); }
.post-page .wt-sortable[aria-sort="descending"]::after { content:" ↓"; color:var(--gold); }
.post-page .wt-details-tools { display:flex; flex-wrap:wrap; align-items:center; gap:.45rem; margin:0 0 1.25rem; padding:.6rem .75rem; border:1px solid rgba(255,255,255,.08); border-radius:var(--radius-sm); background:var(--bg-surface); }
.post-page .wt-details-tools > span { margin-right:auto; color:var(--text-muted); font-size:.78rem; }
.post-page .post-toc a.is-active { color:var(--gold); font-weight:600; }

.post-page .wt-zoomable { cursor:zoom-in; transition:border-color .2s,transform .2s; }
.post-page .wt-zoomable:hover { border-color:var(--gold-border); transform:translateY(-1px); }
.wt-image-dialog { width:min(94vw,1400px); max-width:none; max-height:94vh; margin:auto; padding:3rem 1rem 1rem; border:1px solid var(--gold-border); border-radius:var(--radius-md); background:var(--bg-deep); color:var(--text); }
.wt-image-dialog::backdrop { background:rgba(0,0,0,.82); backdrop-filter:blur(5px); }
.wt-image-dialog img { display:block; max-width:100%; max-height:78vh; margin:auto; object-fit:contain; }
.wt-image-close { position:absolute; top:.55rem; right:.7rem; width:2rem; height:2rem; border:1px solid rgba(255,255,255,.12); border-radius:50%; background:var(--bg-elevated); color:var(--text); cursor:pointer; font-size:1.35rem; line-height:1; }
.wt-image-caption { max-width:80ch; margin:.8rem auto 0; color:var(--text-muted); text-align:center; font-size:.85rem; }

/* Interactive teaching labs used by long-form walkthroughs. */
.post-page .wt-lab { margin:2rem 0; padding:clamp(1rem,3vw,1.5rem); border:1px solid var(--gold-border); border-radius:var(--radius-md); background:linear-gradient(145deg,rgba(232,168,56,.06),rgba(107,138,186,.045)),var(--bg-surface); box-shadow:0 16px 48px rgba(0,0,0,.18); }
.post-page .wt-lab-head { margin-bottom:1rem; }
.post-page .wt-lab-head h3 { margin:.2rem 0 .35rem; padding:0; border:0; font-size:1.25rem; }
.post-page .wt-lab-head p,.post-page .wt-lab-result p,.post-page .wt-lsb-lab p { margin:0; color:var(--text-muted); font-size:.9rem; }
.post-page .wt-lab-kicker { color:var(--gold); font-size:.7rem; font-weight:700; letter-spacing:.11em; text-transform:uppercase; }
.post-page .wt-lab-controls { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:.75rem; margin-bottom:1rem; }
.post-page .wt-lab-field { display:grid; gap:.35rem; color:var(--text-muted); font-size:.76rem; font-weight:600; }
.post-page .wt-lab-field select,.post-page .wt-char-input input { width:100%; padding:.62rem .7rem; border:1px solid rgba(255,255,255,.12); border-radius:6px; outline:none; background:var(--bg-deep); color:var(--text); font:500 .85rem var(--font-body); }
.post-page .wt-lab-field select:focus,.post-page .wt-char-input input:focus { border-color:var(--gold); box-shadow:0 0 0 2px var(--gold-dim); }
.post-page .wt-lab-result { display:grid; gap:.7rem; padding:1rem; border:1px solid rgba(255,255,255,.08); border-radius:8px; background:rgba(13,13,15,.55); }
.post-page .wt-result-title { display:flex; flex-wrap:wrap; align-items:center; gap:.6rem; }
.post-page .wt-result-title strong { overflow-wrap:anywhere; font:600 .9rem var(--font-mono); }
.post-page .wt-lab-badge { padding:.2rem .5rem; border:1px solid var(--gold-border); border-radius:999px; background:var(--gold-dim); color:var(--gold); font-size:.68rem; font-weight:700; text-transform:uppercase; }
.post-page .wt-lab-note { padding-left:.7rem; border-left:2px solid var(--blue); }
.post-page .wt-command-card { min-width:0; overflow:hidden; border:1px solid rgba(255,255,255,.08); border-radius:6px; background:var(--bg-elevated); }
.post-page .wt-command-head { display:flex; align-items:center; justify-content:space-between; gap:.5rem; padding:.35rem .45rem .35rem .7rem; border-bottom:1px solid rgba(255,255,255,.06); color:var(--text-dim); font-size:.72rem; }
.post-page .wt-command-card > code { display:block; overflow-x:auto; padding:.75rem; color:var(--text); font:500 .78rem/1.55 var(--font-mono); white-space:pre; }
.post-page .wt-stego-route { display:grid; gap:.7rem; }
.post-page .wt-route-step { display:grid; grid-template-columns:1.75rem minmax(0,1fr); gap:.55rem; align-items:start; }
.post-page .wt-route-number { display:grid; place-items:center; width:1.75rem; height:1.75rem; margin-top:.35rem; border:1px solid var(--gold-border); border-radius:50%; color:var(--gold); font-size:.72rem; font-weight:700; }
.post-page .wt-lsb-lab { display:grid; gap:1rem; margin-top:1.2rem; padding-top:1.2rem; border-top:1px solid rgba(255,255,255,.08); }
.post-page .wt-lsb-lab h4 { margin:0 0 .25rem; color:var(--text); }
.post-page .wt-char-input { display:grid; grid-template-columns:auto 4rem; align-items:center; gap:.7rem; width:max-content; margin-top:.75rem; color:var(--text-muted); font-size:.78rem; }
.post-page .wt-char-input input { text-align:center; font:600 1rem var(--font-mono); }
.post-page .wt-byte-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:.45rem; }
.post-page .wt-byte { display:grid; grid-template-columns:1fr auto; gap:.15rem .4rem; padding:.55rem; border:1px solid rgba(255,255,255,.07); border-radius:6px; background:var(--bg-deep); }
.post-page .wt-byte.changed { border-color:var(--gold-border); background:rgba(232,168,56,.045); }
.post-page .wt-byte span,.post-page .wt-byte small { color:var(--text-dim); font-size:.66rem; }
.post-page .wt-byte code { color:var(--text-muted); font:500 .7rem var(--font-mono); }
.post-page .wt-byte b { grid-row:2 / 4; grid-column:2; align-self:center; color:var(--gold); font:700 1rem var(--font-mono); }
.post-page .wt-recovered { padding:.7rem; border-radius:6px; background:var(--bg-elevated); }
.post-page .wt-decoded { color:var(--good-ink); font-family:var(--font-mono); }

.post-page figure.wt-viz { min-width:0; margin:1.75rem 0 .75rem; padding:1rem; border:1px solid var(--gold-border); border-radius:var(--radius-md); background:var(--bg-surface); box-shadow:0 12px 40px rgba(0,0,0,.14); }
.post-page .wt-viz-host { min-width:0; }
.post-page .viz svg { display:block; width:100%; height:auto; overflow:visible; }
.post-page .viz svg text { font-family:var(--font-body); }
.post-page .viz-bar { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:10px; margin-bottom:10px; }
.post-page .seg { display:inline-flex; flex-wrap:wrap; border:1px solid var(--rule); border-radius:7px; overflow:hidden; background:var(--paper); }
.post-page .seg button { border:0; border-right:1px solid var(--rule); background:transparent; padding:6px 12px; cursor:pointer; color:var(--ink-2); font:inherit; font-size:.88rem; }
.post-page .seg button:last-child { border-right:0; }
.post-page .seg button[aria-pressed="true"] { background:var(--sheet); color:var(--ink); font-weight:650; box-shadow:inset 0 -2px 0 var(--accent); }
.post-page .seg button:hover { color:var(--ink); }
.post-page .legend { display:flex; flex-wrap:wrap; gap:6px 16px; margin-top:8px; color:var(--ink-2); font-size:.82rem; }
.post-page .legend .k { display:inline-flex; align-items:center; gap:6px; }
.post-page .legend .sw { display:inline-block; width:18px; height:0; border-top:2px solid; }
.post-page .legend .dot { display:inline-block; width:10px; height:10px; border-radius:2px; }
.post-page .viz .mini { height:29px; padding:0 .7rem; border:1px solid var(--rule); border-radius:5px; background:var(--bg-elevated); color:var(--text-muted); cursor:pointer; font:500 .76rem var(--font-body); }
.post-page .viz .mini:hover { color:var(--gold); border-color:var(--gold-border); }
.post-page .viz .table-wrap { max-width:100%; overflow-x:auto; margin-top:12px; border:1px solid var(--rule); border-radius:6px; }
.post-page .datatable { margin-top:12px; }
.post-page .datatable table { width:100%; border-collapse:collapse; font-size:.82rem; font-variant-numeric:tabular-nums; }
.post-page .datatable td,.post-page .datatable th { padding:5px 10px; border:1px solid var(--rule); text-align:left; }
.post-page .pane-note { color:var(--muted); font-size:.82rem; }
.post-page .plot { position:relative; }
.post-page .plot.scroll { overflow-x:auto; }
.post-page .plot.scroll > svg { min-width:600px; }

.wt-tip { position:fixed; z-index:10020; pointer-events:none; min-width:150px; max-width:300px; padding:9px 11px; border:1px solid var(--gold-border); border-radius:8px; background:var(--bg-elevated); color:var(--text); box-shadow:0 8px 28px rgba(0,0,0,.45); font-size:.8rem; line-height:1.4; }
.wt-tip .tt { margin-bottom:5px; color:var(--text-muted); font-size:.76rem; }
.wt-tip .row { display:flex; align-items:center; gap:8px; }
.wt-tip .row b { font-variant-numeric:tabular-nums; }
.wt-tip .row span { color:var(--text-muted); }
.wt-tip .key { width:12px; height:0; border-top:2px solid; flex:none; }

/* Frame explorer */
.post-page .fbar { display:flex; height:44px; overflow:hidden; border:1px solid var(--rule); border-radius:6px; font-size:.78rem; }
.post-page .fbar div { display:flex; align-items:center; justify-content:center; overflow:hidden; padding:0 6px; white-space:nowrap; }
.post-page .fbar .pre { flex:127 1 0; background:var(--text-muted); color:var(--bg-deep); font-weight:650; }
.post-page .fbar .uid { flex:16 0 14px; min-width:14px; padding:0; background:var(--accent); }
.post-page .fbar .dat { flex:1020 1 0; background:var(--code-bg); color:var(--ink); }
.post-page .flabels { display:flex; justify-content:space-between; flex-wrap:wrap; gap:4px 16px; margin:6px 0 18px; color:var(--ink-2); font-size:.78rem; }
.post-page .chain { display:grid; grid-template-columns:repeat(6,minmax(0,1fr)); gap:8px; }
.post-page .chain button { display:grid; gap:2px; min-width:0; padding:10px; border:1px solid var(--rule); border-radius:7px; background:var(--paper); color:var(--ink); text-align:left; cursor:pointer; }
.post-page .chain button b { color:var(--ink); font-size:.88rem; font-weight:650; }
.post-page .chain button small { color:var(--muted); font-size:.74rem; overflow-wrap:anywhere; }
.post-page .chain button[aria-selected="true"] { border-color:var(--accent); background:var(--sheet); box-shadow:inset 0 0 0 1px var(--accent); }
.post-page .chain-detail { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:16px; align-items:start; margin-top:12px; padding:14px 16px; border:1px solid var(--rule); border-radius:8px; background:var(--paper); }
.post-page .chain-detail h4 { margin:0 0 6px; color:var(--ink); font-size:1rem; }
.post-page .chain-detail p { margin:0; color:var(--ink-2); font-size:.9rem; }
.post-page .chain-detail dl { display:grid; grid-template-columns:max-content minmax(0,1fr); gap:4px 14px; margin:8px 0 0; font-size:.86rem; }
.post-page .chain-detail dt { color:var(--muted); }
.post-page .chain-detail dd { margin:0; overflow-wrap:anywhere; }
.post-page .chain-detail svg { width:150px; height:150px; }

/* Constellation comparison */
.post-page .cpair { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
.post-page .cpanel { min-width:0; }
.post-page .cpanel h4 { margin:0 0 6px; color:var(--ink); font-size:.88rem; }
.post-page .cpanel canvas { display:block; width:100%; max-width:100%; aspect-ratio:1; border:1px solid var(--rule); border-radius:6px; background:var(--sheet); touch-action:none; }
.post-page .cpanel .snr { margin-top:6px; color:var(--ink-2); font-size:.86rem; }
.post-page .cpanel .snr b { color:var(--ink); font-size:1rem; }

/* XOR byte explorer */
.post-page .xor-key { margin-bottom:12px; color:var(--ink-2); font-size:.84rem; }
.post-page .xor-key code { padding:.1em .35em; border-radius:4px; background:var(--code-bg); font-family:var(--font-mono); font-size:.78rem; overflow-wrap:anywhere; }
.post-page .xseg + .xseg { margin-top:14px; }
.post-page .xseg h5 { margin:0 0 6px; color:var(--ink-2); font-size:.82rem; }
.post-page .xrow { display:flex; align-items:stretch; overflow-x:auto; }
.post-page .xlab { display:grid; flex:none; grid-template-rows:repeat(3,22px); align-items:center; padding-right:8px; color:var(--muted); font-size:.7rem; }
.post-page .xcols { display:grid; grid-template-columns:repeat(16,2.15em); row-gap:8px; }
.post-page .xc { display:grid; grid-template-rows:repeat(3,22px); width:2.15em; align-items:center; border-radius:4px; text-align:center; font: .72rem var(--font-mono); }
.post-page .xc .c { color:var(--ink-2); }
.post-page .xc .k { color:var(--muted); }
.post-page .xc .p { color:var(--ink); font-size:.9rem; font-weight:700; }
.post-page .xc.blk { box-shadow:inset 2px 0 0 var(--rule); }
.post-page .xc:hover,.post-page .xc.on { background:var(--accent-wash); }
.spoiler-text { filter:blur(4px); transition:filter .2s; }
body.reveal .spoiler-text { filter:none; }

@media (max-width:900px) {
  .post-page .chain { grid-template-columns:repeat(3,minmax(0,1fr)); }
  .post-page .chain-detail { grid-template-columns:minmax(0,1fr); }
}
@media (max-width:600px) {
  .post-page .wt-flagbox { align-items:flex-start; }
  .post-page .wt-spoiler { flex-basis:100%; }
  .post-page .wt-flag-actions { margin-left:0; }
  .post-page figure.wt-viz { padding:.75rem; }
  .post-page .cpair { grid-template-columns:minmax(0,1fr); }
  .post-page .chain { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .post-page .wt-lab-controls { grid-template-columns:minmax(0,1fr); }
  .post-page .wt-byte-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
}
@media (prefers-reduced-motion:reduce) {
  .post-page .wt-spoiler,.spoiler-text { transition:none; }
}