/* PIPE // DOCUMENTATION COMPONENTS - sidebar, numbered steps, callouts, search.
   Built on the tokens in style.css (same visual language as the T.I.M VFX site). */

.docs-layout { display: grid; grid-template-columns: 290px 1fr; gap: 3rem; align-items: start; }
.docs-side { position: sticky; top: 92px; max-height: calc(100vh - 110px); overflow-y: auto; border: 2px solid var(--border-color); background: var(--card-bg); padding: 1.2rem 1rem 1.4rem; }
.docs-side h4 { font-size: .7rem; color: var(--accent-color); letter-spacing: 2px; margin: 1.1rem 0 .4rem; border-bottom: 1px solid var(--border-color); padding-bottom: .3rem; }
.docs-side h4:first-child { margin-top: 0; }
.docs-link { display: block; width: 100%; text-align: left; background: none; border: 0; border-left: 2px solid transparent; color: #bbb; font-family: var(--font-main); font-size: .85rem; padding: .35rem .6rem; cursor: pointer; line-height: 1.3; transition: all .15s; }
.docs-link:hover { color: var(--accent-color); border-left-color: var(--accent-dim); background: rgba(255,157,0,.04); }
.docs-link.on { color: #000; background: var(--accent-color); border-left-color: var(--accent-color); font-weight: 700; }

.crumb { font-family: var(--font-mono); font-size: .7rem; letter-spacing: 2px; color: var(--text-muted); margin-bottom: .6rem; }
.crumb b { color: var(--accent-color); }
.guide h2 { font-size: 2rem; line-height: 1.15; margin-bottom: .8rem; }
.guide .lead { font-size: 1.15rem; color: #ddd; border-left: 4px solid var(--accent-color); padding: .2rem 0 .2rem 1.2rem; margin: 1rem 0 1.6rem; max-width: 880px; }
.where { display: inline-block; font-family: var(--font-mono); font-size: .75rem; color: var(--accent-color); border: 1px solid var(--accent-dim); padding: .2rem .7rem; margin-right: .6rem; }
.basis { font-family: var(--font-mono); font-size: .65rem; font-weight: 700; letter-spacing: 1px; padding: 2px 8px; border: 1px solid; white-space: nowrap; }
.basis.RUN { background: var(--accent-color); color: #000; border-color: var(--accent-color); }
.basis.CODE { background: transparent; color: var(--accent-color); border-color: var(--accent-dim); }

.prereq { border: 2px dashed var(--accent-dim); padding: 1rem 1.3rem; margin: 1.4rem 0; background: rgba(255,157,0,.03); }
.prereq h5, .resultbox h5 { font-family: var(--font-mono); font-size: .65rem; letter-spacing: 2px; color: var(--accent-color); margin-bottom: .4rem; }
.prereq li { font-size: .92rem; color: #ddd; padding: .15rem 0; }
.prereq li::before { content: "> "; color: var(--accent-color); font-family: var(--font-mono); }

.steps { list-style: none; margin: 1.5rem 0; }
.step { display: grid; grid-template-columns: 54px 1fr; gap: 1.2rem; padding: 1.2rem 0; border-bottom: 1px solid #222; }
.step .n { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 700; color: var(--accent-color); line-height: 1; border: 2px solid var(--accent-dim); height: 54px; display: flex; align-items: center; justify-content: center; background: #0a0a0a; }
.step h4 { font-size: .95rem; color: #fff; margin-bottom: .4rem; letter-spacing: .5px; }
.step p { font-size: .98rem; color: #ccc; line-height: 1.65; }

.callout { margin-top: .8rem; padding: .7rem 1rem; font-size: .88rem; line-height: 1.55; border-left: 3px solid var(--accent-color); background: rgba(255,157,0,.06); color: #ddd; }
.callout::before { content: "NOTE  "; font-family: var(--font-mono); font-size: .62rem; font-weight: 700; letter-spacing: 2px; color: var(--accent-color); }
.callout.warn { border-left-color: var(--danger); background: rgba(255,90,77,.06); }
.callout.warn::before { content: "WARNING  "; color: var(--danger); }

.resultbox { border: 2px solid var(--accent-color); background: rgba(255,157,0,.07); padding: 1rem 1.4rem; margin: 1.6rem 0; }
.resultbox p { font-size: 1rem; color: #fff; }
.tips li { font-size: .92rem; color: #bbb; padding: .4rem 0; border-bottom: 1px solid #1d1d1d; }
.tips li::before { content: "TIP  "; font-family: var(--font-mono); font-size: .6rem; font-weight: 700; color: var(--accent-color); letter-spacing: 2px; }

.pager { display: flex; justify-content: space-between; margin-top: 2.5rem; gap: 1rem; flex-wrap: wrap; }
.btn { background: transparent; border: 2px solid var(--accent-color); color: var(--accent-color); font-family: var(--font-mono); font-size: .78rem; padding: .55rem 1.1rem; cursor: pointer; letter-spacing: 1px; transition: all .2s; text-align: left; }
.btn:hover { background: var(--accent-color); color: #000; }
.btn:disabled { opacity: .3; pointer-events: none; }

/* quick start + group cards */
.qs { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0; border: 2px solid var(--border-color); border-right: 0; border-bottom: 0; }
.qs-item { display: flex; gap: 1rem; align-items: center; padding: 1rem 1.1rem; background: var(--card-bg); border: 0; border-right: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); color: var(--text-color); cursor: pointer; text-align: left; font-family: var(--font-main); font-size: .95rem; transition: all .2s; }
.qs-item:hover { background: var(--accent-color); color: #000; }
.qs-item i { font-style: normal; font-family: var(--font-mono); font-weight: 700; font-size: 1.4rem; color: var(--accent-color); min-width: 2ch; }
.qs-item:hover i { color: #000; }
.group-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.2rem; margin-top: 1.5rem; }
.group-card { background: var(--card-bg); border: 2px solid var(--border-color); padding: 1.4rem; transition: border-color .2s, transform .2s; }
.group-card:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.group-card h3 { color: var(--accent-color); font-size: 1rem; margin-bottom: .3rem; }
.group-card p { font-size: .85rem; color: #aaa; margin-bottom: .8rem; }
.group-card li button { background: none; border: 0; color: #ddd; font-family: var(--font-main); font-size: .88rem; text-align: left; padding: .25rem 0; cursor: pointer; width: 100%; border-bottom: 1px solid #222; }
.group-card li button:hover { color: var(--accent-color); }
.group-card li button::before { content: "> "; color: var(--accent-color); font-family: var(--font-mono); }

/* tab reference + tools */
.ref-block { margin-bottom: 2rem; }
.ref-row { display: grid; grid-template-columns: 240px 1fr; gap: 1.5rem; padding: .7rem 0; border-bottom: 1px solid #222; font-size: .92rem; }
.ref-row b { font-family: var(--font-mono); font-size: .8rem; color: #fff; }
.ref-row.btn-row b { color: var(--accent-color); }
.ref-row span { color: #bbb; }
.tool-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 1.4rem; }
.tool-card { background: var(--card-bg); border: 2px solid var(--border-color); padding: 1.4rem; }
.tool-card h3 { color: var(--accent-color); font-size: .95rem; }
.tool-card .dcc { font-family: var(--font-mono); font-size: .65rem; letter-spacing: 2px; color: var(--text-muted); }
.tool-card .ref-row { grid-template-columns: 150px 1fr; padding: .5rem 0; font-size: .85rem; }

/* features (inventory) */
.toolbar { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin-bottom: 1rem; }
.chip { background: transparent; color: var(--text-muted); font-family: var(--font-mono); font-size: .72rem; border: 1px solid #333; padding: .3rem .7rem; cursor: pointer; letter-spacing: 1px; transition: all .2s; }
.chip:hover { color: var(--text-color); border-color: #555; }
.chip.on { background: var(--accent-color); color: #000; border-color: var(--accent-color); font-weight: 700; }
.legend-row { display: flex; flex-wrap: wrap; gap: 1.2rem; font-family: var(--font-mono); font-size: .72rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.2rem; }
.feature { background: var(--card-bg); border: 2px solid var(--border-color); padding: 1.3rem; transition: border-color .2s, transform .2s; display: flex; flex-direction: column; gap: .6rem; }
.feature:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.feature h4 { font-size: .9rem; color: #fff; line-height: 1.3; }
.feature p { font-size: .85rem; color: #bbb; line-height: 1.5; }
.feature .src { font-family: var(--font-mono); font-size: .68rem; color: var(--text-muted); word-break: break-all; }
.feature .note { font-size: .78rem; color: var(--accent-color); border-left: 2px solid var(--accent-dim); padding-left: .6rem; line-height: 1.4; }
.feature .row { display: flex; justify-content: space-between; align-items: flex-start; gap: .6rem; }
.feature.gap { border-style: dashed; border-color: #5a2a25; background-image: repeating-linear-gradient(135deg, transparent, transparent 10px, rgba(255,90,77,0.04) 10px, rgba(255,90,77,0.04) 20px); }
.badge { font-family: var(--font-mono); font-size: .62rem; font-weight: 700; letter-spacing: 1px; padding: 2px 7px; white-space: nowrap; border: 1px solid; }
.badge.VERIFIED { background: var(--accent-color); color: #000; border-color: var(--accent-color); }
.badge.EXISTS { background: transparent; color: var(--accent-color); border-color: var(--accent-dim); }
.badge.GAP { background: transparent; color: var(--danger); border-color: var(--danger); }
.stage-tag { font-family: var(--font-mono); font-size: .62rem; color: var(--text-muted); letter-spacing: 2px; }

/* limits / roadmap */
.qa { border: 2px solid var(--border-color); background: var(--card-bg); margin-bottom: 1rem; }
.qa summary { cursor: pointer; padding: 1rem 1.3rem; font-family: var(--font-mono); font-size: .85rem; color: #fff; list-style: none; letter-spacing: .5px; }
.qa summary::before { content: "+ "; color: var(--accent-color); }
.qa[open] summary::before { content: "- "; }
.qa[open] { border-color: var(--accent-dim); }
.qa .body { padding: 0 1.3rem 1.2rem; }
.qa .body p { font-size: .92rem; color: #ccc; margin-top: .6rem; }
.qa .body b { font-family: var(--font-mono); font-size: .62rem; letter-spacing: 2px; color: var(--accent-color); display: block; margin-top: .6rem; }
.road { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.gap-card { border: 2px dashed #5a2a25; padding: 1.2rem; margin-bottom: 1rem; background: rgba(255,90,77,0.03); }
.gap-card h4 { font-size: .9rem; margin-bottom: .4rem; }
.gap-card p { font-size: .85rem; color: #bbb; }
.gap-card .state { float: right; font-family: var(--font-mono); font-size: .62rem; letter-spacing: 2px; color: var(--accent-color); border: 1px solid var(--accent-dim); padding: 1px 7px; }
.gloss { display: grid; grid-template-columns: 220px 1fr; gap: 1rem; padding: .6rem 0; border-bottom: 1px solid #222; font-size: .9rem; }
.gloss b { font-family: var(--font-mono); font-size: .8rem; color: var(--accent-color); }
.gloss span { color: #bbb; }

/* hero helpers */
.hero-section { padding-top: 1rem; }
.glitch-text { font-size: 5.5rem; line-height: 1.05; margin-bottom: 1rem; border-bottom: 4px solid var(--accent-color); padding-bottom: 1rem; letter-spacing: -2px; }
.glitch-text .hl { color: var(--accent-color); }
.subtitle { font-size: 1.1rem; color: var(--accent-color); margin-bottom: 2rem; letter-spacing: 3px; }
.mission-statement { font-size: 1.2rem; max-width: 920px; margin: 0 0 2.5rem 0; background: rgba(0,0,0,0.5); padding: 2rem; border-left: 4px solid var(--accent-dim); }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 2rem 0 3rem; }
.stat { border: 2px solid var(--border-color); background: var(--card-bg); padding: 1.4rem 1.2rem; }
.stat b { display: block; font-family: var(--font-mono); font-size: 3rem; line-height: 1; color: var(--accent-color); }
.stat span { font-family: var(--font-mono); font-size: .7rem; letter-spacing: 2px; color: var(--text-muted); }
.cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.tree { font-family: var(--font-mono); font-size: .82rem; line-height: 1.7; color: #ccc; white-space: pre; background: #050505; border: 1px solid #333; border-left: 4px solid var(--accent-color); padding: 1.2rem 1.5rem; overflow-x: auto; margin-top: 1rem; }
.newspaper-grid p { margin-bottom: .9rem; }

/* search */
.nav-search { background: #050505; border: 2px solid var(--border-color); color: var(--text-color); font-family: var(--font-mono); font-size: .75rem; padding: .35rem .7rem; width: 190px; }
.nav-search:focus { outline: none; border-color: var(--accent-color); }
.results { position: fixed; top: 74px; right: 3rem; width: min(560px, 92vw); max-height: 70vh; overflow-y: auto; z-index: 130; background: #080808; border: 2px solid var(--accent-color); display: none; }
.results.on { display: block; }
.result { display: block; width: 100%; text-align: left; background: none; border: 0; border-bottom: 1px solid #222; padding: .7rem 1rem; cursor: pointer; color: #ddd; font-family: var(--font-main); }
.result:hover, .result.sel { background: rgba(255,157,0,.1); }
.result b { display: block; font-size: .9rem; color: #fff; }
.result small { font-family: var(--font-mono); font-size: .6rem; letter-spacing: 2px; color: var(--accent-color); }
.result span { display: block; font-size: .78rem; color: #999; margin-top: .15rem; line-height: 1.4; }
.result mark { background: var(--accent-color); color: #000; }
.no-results { padding: 1rem; font-family: var(--font-mono); font-size: .8rem; color: var(--text-muted); }

@media (max-width: 1250px) { .nav-search { width: 130px; } .glitch-text { font-size: 4rem; } }
@media (max-width: 1024px) {
  .docs-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .docs-side { position: static; max-height: 260px; }
  .ref-row { grid-template-columns: 1fr; gap: .2rem; }
  .tool-grid { grid-template-columns: 1fr; }
  .results { right: 1rem; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .cols-2, .road { grid-template-columns: 1fr; }
  .gloss { grid-template-columns: 1fr; gap: .1rem; }
}
@media (max-width: 768px) {
  .nav-search { display: none; }
  .glitch-text { font-size: 2.6rem; letter-spacing: -1px; }
  .mission-statement { font-size: 1rem; padding: 1.2rem; }
  .step { grid-template-columns: 40px 1fr; gap: .8rem; }
  .step .n { height: 40px; font-size: 1.2rem; }
  .guide h2 { font-size: 1.5rem; }
}


/* screenshots */
.hero-fig { margin: 0 0 2.2rem; border: 2px solid var(--accent-color); background: #0a0a0a; line-height: 0; position: relative; }
.hero-fig img { width: 100%; height: auto; display: block; }
.hero-fig::after { content: "PIPE"; position: absolute; top: -10px; right: 20px; background: var(--accent-color); color: #000; font-family: var(--font-mono); font-size: .7rem; font-weight: 700; padding: 2px 8px; line-height: 1.4; }
.shot { margin: 1.4rem 0 1.8rem; }
.shot button { display: block; width: 100%; padding: 0; border: 2px solid var(--border-color); background: #000; cursor: zoom-in; line-height: 0; transition: border-color .2s; }
.shot button:hover { border-color: var(--accent-color); }
.shot img { width: 100%; height: auto; display: block; }
.shot figcaption { font-family: var(--font-mono); font-size: .72rem; line-height: 1.5; color: var(--accent-color); background: var(--card-bg); border: 1px solid var(--border-color); border-top: 0; padding: .6rem .9rem; }
.shot-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; margin-top: 1.5rem; }
.gal { background: var(--card-bg); border: 2px solid var(--border-color); padding: 0; cursor: pointer; text-align: left; color: var(--text-color); transition: border-color .2s, transform .2s; }
.gal:hover { border-color: var(--accent-color); transform: translateY(-3px); }
.gal img { width: 100%; display: block; aspect-ratio: 16 / 9; object-fit: cover; object-position: top left; border-bottom: 1px solid var(--border-color); }
.gal span { display: block; font-family: var(--font-mono); font-size: .75rem; letter-spacing: 2px; color: var(--accent-color); padding: .7rem 1rem; }
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,.93); display: none; align-items: center; justify-content: center; flex-direction: column; padding: 2rem; cursor: zoom-out; }
.lightbox.on { display: flex; }
.lightbox img { max-width: 96vw; max-height: 86vh; border: 2px solid var(--accent-color); background: #000; }
.lightbox .lb-cap { font-family: var(--font-mono); font-size: .8rem; color: var(--accent-color); margin-top: 1rem; max-width: 90vw; text-align: center; }
@media (max-width: 1024px) { .gallery, .shot-row { grid-template-columns: 1fr; } }