/* Interactive pipeline + memory chart (Home and How it works) */
.pipe{position:relative}
.pipe-track{position:relative;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;padding-bottom:14px}
.pipe-track::before{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--line);border-radius:2px}
.pipe-track::after{content:"";position:absolute;left:0;bottom:-.5px;height:3px;border-radius:3px;background:var(--accent-strong);width:calc((var(--active,0) + 1) / 6 * 100%);transition:width .7s var(--ease)}
.pipe-node{position:relative;display:grid;align-content:start;justify-items:start;gap:8px;text-align:left;padding:16px 16px 18px;border-radius:var(--r-m);border:1px solid var(--line);background:var(--surface);color:var(--ink);transition:transform .45s var(--ease),background .3s,color .3s,border-color .3s,box-shadow .4s}
.pipe-node:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.pipe-node[aria-selected="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink);transform:translateY(-6px);box-shadow:var(--shadow-2)}
.pn-num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent-text);font-size:.78rem;font-weight:700;transition:background .3s,color .3s}
.pipe-node[aria-selected="true"] .pn-num{background:var(--accent);color:var(--on-accent)}
.pn-name{font:650 1.02rem/1.15 var(--f-display);letter-spacing:-.02em}
.pn-tag{font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;opacity:.65}
.pipe-panels{margin-top:26px}
.pipe-panel{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:clamp(20px,3.4vw,56px);padding:clamp(22px,3.2vw,44px);border:1px solid var(--line);border-radius:var(--r-xl);background:var(--surface);box-shadow:var(--shadow-2)}
.pipe-panel[hidden]{display:none}
.pipe-panel:not([hidden]){animation:panelin .55s var(--ease)}
@keyframes panelin{from{opacity:0;transform:translateY(10px)}}
.pp-main .kicker{display:block;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.pp-main h3{font-size:clamp(1.6rem,1.15rem + 1.7vw,2.7rem);line-height:1.02;margin-bottom:16px;max-width:20ch}
.pp-main>p{color:var(--ink-2);max-width:56ch}
.pp-io{display:flex;gap:clamp(14px,2vw,26px);align-items:flex-start;margin-top:26px;flex-wrap:wrap}
.pp-io ul{display:grid;gap:5px;font-size:.9rem;color:var(--ink-2)}
.pp-io li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:2px;background:var(--accent);margin-right:8px;vertical-align:1px}
.io-h{display:block;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.io-arrow{font-size:1.6rem;color:var(--accent-text);align-self:center;padding-top:14px}
.pp-spec{align-self:start;border-left:1px solid var(--line);padding-left:clamp(18px,2.6vw,40px)}
.pp-spec>div{padding:14px 0;border-bottom:1px solid var(--line)}
.pp-spec>div:last-child{border-bottom:0}
.pp-spec dt{font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}
.pp-spec dd{font-weight:600;font-size:1.02rem}
@media (max-width:900px){
  .pipe-track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 2px 18px;margin-inline:calc(var(--gutter) * -1);padding-inline:var(--gutter);scrollbar-width:none}
  .pipe-track::-webkit-scrollbar{display:none}
  .pipe-track::before,.pipe-track::after{display:none}
  .pipe-node{flex:none;width:min(46vw,190px);scroll-snap-align:start}
  .pipe-panel{grid-template-columns:1fr}
  .pp-spec{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:6px;display:grid;grid-template-columns:1fr 1fr;column-gap:20px}
  .pp-spec>div:nth-last-child(2){border-bottom:0}
}

/* ---------- memory chart ---------- */
.mem{display:grid;gap:12px}
.mem-row{display:grid;grid-template-columns:28px minmax(110px,200px) minmax(0,1fr) 80px;gap:12px 16px;align-items:center}
.mem-id{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--surface-3);font-size:.76rem;font-weight:700}
.mem-name{font-weight:600;font-size:.95rem}
.mem-bar{display:flex;height:40px;border-radius:10px;background:var(--surface-2);overflow:hidden;gap:2px;border:1px solid var(--line)}
.mem-seg{display:flex;align-items:center;flex:none;width:var(--w);min-width:6px;padding-left:12px;background:var(--lens-1);color:oklch(.16 .03 265);font-size:.72rem;transform-origin:left;transition:width 1s var(--ease)}
.mem-seg b{font-family:var(--f-mono);font-weight:700;white-space:nowrap;overflow:hidden}
.mem-seg.b{background:var(--lens-4)}.mem-seg.c{background:var(--accent)}.mem-seg.d{background:var(--lens-2)}.mem-seg.e{background:var(--lens-0)}
.mem-gb{font-size:.82rem;text-align:right;color:var(--ink-2)}
.mem-axis{display:flex;justify-content:space-between;margin-left:calc(28px + 16px + 200px + 16px);padding-right:96px;font-size:.66rem;letter-spacing:.06em;color:var(--muted);text-transform:uppercase}
@media (max-width:720px){
  .mem-row{grid-template-columns:28px 1fr 64px;grid-template-areas:"id name gb" "bar bar bar"}
  .mem-id{grid-area:id}.mem-name{grid-area:name}.mem-gb{grid-area:gb}.mem-bar{grid-area:bar}
  .mem-axis{margin-left:0;padding-right:0}
}