/* /instiv2/strategies/compare/ hub and the 24 <a>-vs-<b> pair pages (generated by instiv2-tools/build-strategy-extras.mjs).
   Mobile first; desktop from 861 px; the 14 row table becomes cards under 720 px. Shared xs-* parts as in factsheets/page.css. */
:root { --xs-g: #087553; --xs-r: #C93C3C; --xs-c1: #2A62C9; --xs-c2: #087553; --xs-c3: #B8730F; --xs-c4: #7A3FCF; --xs-c5: #C93C3C; --xs-soft: rgba(11, 18, 32, .045); }
html[data-theme="dark"] { --xs-g: #3DDC97; --xs-r: #FF8C8C; --xs-c1: #7FB2FF; --xs-c2: #3DDC97; --xs-c3: #FFD166; --xs-c4: #C59BFF; --xs-c5: #FF8C8C; --xs-soft: rgba(255, 255, 255, .05); }
.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.xs-ic { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.xs-note { margin: 14px 0 0; max-width: 72ch; font: 400 13px/1.55 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .01em; color: var(--page-faint); }
.xs-p { margin: 0 0 10px; font-size: 15px; line-height: 1.55; color: var(--page-muted); }
.xs-sec { position: relative; padding: 52px 0 44px; background: var(--page); color: var(--page-text); }
.xs-band { background: var(--frame-glow); }
.xs-wrap { max-width: 1400px; margin: 0 auto; padding: 0 var(--pad); }
.xs-sec .kicker, .xs-faq .kicker { color: var(--page-muted); }
.xs-sec .kicker .num, .xs-faq .kicker .num { color: var(--page-text); border-color: var(--page-line); }
.xs-head { margin-bottom: 20px; }
.xs-head .h-m { font-size: clamp(28px, 7.6vw, 34px); }
.xs-head-row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 6px 20px; }
.xs-lede { margin: 12px 0 0; max-width: 44em; font-size: 15px; line-height: 1.55; color: var(--page-muted); }
.xs-h3 { margin: 26px 0 10px; font-size: 17px; font-weight: 650; letter-spacing: -0.01em; }
.xs-lnk { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 600; color: var(--page-text); }
.xs-lnk .xs-ic { width: 16px; height: 16px; }
.xs-rm { display: inline-flex; gap: 3px; flex: none; vertical-align: middle; }
.xs-rm i { width: 16px; height: 8px; border-radius: 3px; background: color-mix(in srgb, var(--page-text) 12%, transparent); }
.xs-rm i.lo { background: color-mix(in srgb, var(--rc) 40%, transparent); }
.xs-rm i.on { background: var(--rc); box-shadow: 0 0 0 2px color-mix(in srgb, var(--page-text) 15%, transparent); }
/* the curve figure */
.xs-cv { margin: 12px 0 0; padding: 16px 14px 8px; border-radius: 20px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); }
.xs-cv-lg { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; font: 500 13px/1.4 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-muted); }
.xs-cv-lg span { display: inline-flex; align-items: center; }
.xs-cv-lg i { display: inline-block; width: 18px; height: 2px; margin-right: 8px; background: var(--c, var(--xs-c1)); }
.xs-cv-lg .b i { background: repeating-linear-gradient(90deg, var(--page-faint) 0 4px, transparent 4px 7px); }
.xs-cv-lg b { margin-left: 8px; font-weight: 600; color: var(--c, var(--page-text)); }
.xs-cv-lg .b b { color: var(--page-text); }
.xs-cv-plot { position: relative; height: 210px; margin-top: 14px; }
.xs-cv-plot > svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.xs-cv svg path { fill: none; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.xs-cv svg .gl { stroke: var(--page-line); stroke-width: 1; }
.xs-cv svg .s { stroke: var(--c); stroke-width: 2.4; stroke-dasharray: 1 1; stroke-dashoffset: 1; }
.xs-cv svg .b { stroke: var(--page-faint); stroke-width: 1.3; stroke-dasharray: 5 5; }
.xs-cv svg .a { fill: color-mix(in srgb, var(--xs-c1) 10%, transparent); stroke: none; }
.xs-cv.is-in svg .s { animation: xsDraw 2s cubic-bezier(.3, .6, .1, 1) forwards; }
.no-js .xs-cv svg .s { stroke-dashoffset: 0; }
@keyframes xsDraw { to { stroke-dashoffset: 0; } }
.xs-cv-t { position: absolute; left: 0; padding-right: 4px; background: var(--page-2); transform: translateY(-115%); font: 500 13px/1 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-faint); }
.xs-cv-x { position: relative; height: 22px; margin-top: 8px; }
.xs-cv-x span { position: absolute; top: 0; padding-left: 6px; border-left: 1px solid var(--page-line); font: 500 13px/1.6 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-faint); }
.xs-cv-x span:nth-child(2n) { display: none; }
/* link lists, docs, next */
.xs-pairs { list-style: none; display: grid; gap: 8px; margin: 0; padding: 0; }
.xs-pairs a { display: grid; gap: 3px; min-height: 44px; padding: 13px 14px; border-radius: 14px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); color: var(--page-text); transition: box-shadow .25s; }
.xs-pairs a:hover { box-shadow: 0 0 0 1px var(--page-faint); }
.xs-pairs span { font: 500 13px/1.2 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); }
.xs-pairs b { font-size: 16px; }
.xs-pairs small { font: 500 13px/1.35 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-muted); }
.xs-docs { list-style: none; display: grid; gap: 8px; margin: 0; padding: 0; }
.xs-docs a { display: flex; align-items: center; gap: 12px; min-height: 60px; padding: 12px 14px; border-radius: 14px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); color: var(--page-text); }
.xs-docs a:hover { box-shadow: 0 0 0 1px var(--page-faint); }
.xs-docs a > span { flex: 1 1 auto; min-width: 0; display: grid; gap: 2px; }
.xs-docs b { font-size: 15.5px; }
.xs-docs small { font-size: 13px; line-height: 1.4; color: var(--page-muted); }
.xs-more { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 24px; }
.xs-more a { display: grid; gap: 3px; min-height: 44px; padding: 12px 14px; border-radius: 14px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); color: var(--page-text); }
.xs-more small { font-size: 13px; color: var(--page-muted); }
.xs-more b { font-size: 15px; }
/* FAQ and close, without photos (leaf pages) */
.xs-faq { color: var(--text); background: radial-gradient(90% 70% at 70% 30%, #0E1C36 0%, #05080F 70%); }
.xs-faq-in { display: grid; gap: 26px; padding-top: clamp(60px, 10vh, 120px); padding-bottom: clamp(60px, 10vh, 120px); }
.xs-faq .kicker { color: var(--muted); }
.xs-faq .kicker .num { color: var(--text); border-color: var(--line); }
.xs-faq details { border-top: 1px solid var(--line); }
.xs-faq details:last-child { border-bottom: 1px solid var(--line); }
.xs-faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 60px; padding: 14px 0; cursor: pointer; list-style: none; }
.xs-faq summary::-webkit-details-marker { display: none; }
.xs-faq summary h3 { margin: 0; font-size: 17px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.3; }
.xs-faq summary::after { content: "+"; flex: none; font: 400 22px/1 "JetBrains Mono", "JBM Fallback", monospace; color: var(--muted); transition: transform .3s var(--ease); }
.xs-faq details[open] summary::after { transform: rotate(45deg); }
.xs-faq details p { margin: 0 0 20px; max-width: 39em; font-size: 15px; line-height: 1.6; color: var(--muted); }
.xs-close { position: relative; display: grid; place-items: center; min-height: 60vh; text-align: center; color: var(--text); background: radial-gradient(80% 90% at 50% 100%, #13294D 0%, #05080F 70%); }
.xs-close-in { padding: 70px var(--pad); }
.xs-close .h-l { font-size: clamp(34px, 8vw, 72px); }
.xs-close .xs-note { max-width: 60ch; margin: 22px auto 0; color: var(--faint); }
/* hero: the two curves faint behind the names */
.px-hero { min-height: 0; }
.px-hero .pg-hero-in { padding-bottom: clamp(32px, 6vh, 60px); }
.fsx-bg { position: absolute; inset: auto 0 0 0; z-index: 0; width: 100%; height: 60%; opacity: .8; }
.fsx-bg path { fill: none; vector-effect: non-scaling-stroke; }
.fsx-bg .b { stroke: rgba(226, 233, 246, .3); stroke-width: 1.2; stroke-dasharray: 5 5; }
.fsx-bg .s1 { stroke: rgba(127, 178, 255, .6); stroke-width: 1.6; }
.fsx-bg .s2 { stroke: rgba(61, 220, 151, .6); stroke-width: 1.6; }
.px-h1 { font-size: clamp(36px, 9.6vw, 50px); overflow-wrap: anywhere; }
.px-h1 .a { color: #9CC4FF; }
.px-h1 .b { color: #7CE7B8; }
.px-vs { display: block; margin: .1em 0; font: 500 16px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.px-hero .sub { max-width: 40em; font-size: 16px; }
.px-chips { display: grid; grid-template-columns: 1fr 1fr; }
.px-chips li { min-width: 0; }
.px-chips .a b { color: #9CC4FF; }
.px-chips .b b { color: #7CE7B8; }
.px-hn { color: var(--faint); }
/* the 14 rows: a table above 720, cards below */
.px-tbl { display: grid; gap: 10px; }
.px-tr { display: grid; grid-template-columns: 1fr; border-radius: 16px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); overflow: hidden; }
.px-th { display: none; }
.px-tr > span { display: grid; grid-template-columns: 110px 1fr; gap: 10px; padding: 9px 14px; font: 500 13.5px/1.4 "JetBrains Mono", "JBM Fallback", monospace; font-variant-numeric: tabular-nums; color: var(--page-text); border-top: 1px solid var(--page-line); }
.px-tr > span.k { display: block; border-top: 0; padding: 14px 14px 8px; font: 650 15px/1.3 Inter, "Inter Fallback", sans-serif; }
.px-tr > span[data-c]::before { content: attr(data-c); font: 600 13px/1.5 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .06em; text-transform: uppercase; color: var(--page-faint); }
.px-tr > .n { color: var(--page-muted); }
.px-tr > .n:empty { display: none; }
.px-tr > .w { color: var(--xs-g); font-weight: 650; }
.px-tr > .w::after { content: " \2713"; }
@media (min-width: 721px) {
  .px-tbl { gap: 0; border-radius: 22px; overflow: hidden; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); }
  .px-tr { grid-template-columns: minmax(150px, 1fr) 1.1fr 1.1fr .9fr; border-radius: 0; box-shadow: none; background: none; }
  .px-th { display: grid; }
  .px-tr > span, .px-tr > span.k { display: block; padding: 13px 16px; font-size: 14px; border-top: 1px solid var(--page-line); }
  .px-tr > .n:empty { display: block; }
  .px-tr > span.k { font: 600 14px/1.4 Inter, "Inter Fallback", sans-serif; color: var(--page-muted); }
  .px-th > span, .px-th > span.k { border-top: 0; padding-top: 18px; font: 600 13px/1.3 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); }
  .px-th > .a { color: var(--xs-c1); } .px-th > .b { color: var(--xs-c2); }
  .px-tr > span[data-c]::before { content: none; }
  .px-tr:not(.px-th):hover > span { background: color-mix(in srgb, var(--page-text) 3%, transparent); }
}
/* overlap */
.px-ov { display: grid; gap: 10px; }
.px-ov-c { padding: 16px 14px; border-radius: 18px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); }
.px-ov-c h3 { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin: 0 0 12px; font-size: 16px; font-weight: 650; }
.px-ov-c h3 small { font: 600 14px/1 "JetBrains Mono", "JBM Fallback", monospace; color: var(--page-muted); }
.xs-tk { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.xs-tk li { padding: 7px 9px; border-radius: 8px; font: 500 13px/1.2 "JetBrains Mono", "JBM Fallback", monospace; background: var(--xs-soft); box-shadow: inset 0 0 0 1px var(--page-line); }
.xs-tk .in { color: var(--xs-g); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--xs-g) 45%, transparent); }
.xs-tk .a { color: var(--xs-c1); } .xs-tk .b { color: var(--xs-c2); }
.xs-tk .more { color: var(--page-muted); }
/* trade off and fit */
.px-to { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 8px; }
.px-to li { padding: 12px 14px; border-radius: 14px; font-size: 15px; line-height: 1.45; color: var(--page-muted); background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); }
.px-to b { color: var(--page-text); }
.px-fit { display: grid; gap: 10px; }
.px-fit-c { padding: 18px 14px; border-radius: 20px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); border-top: 3px solid var(--xs-c1); }
.px-fit-c.b { border-top-color: var(--xs-c2); }
.px-fit-c h3 { margin: 0 0 10px; font-size: 20px; font-weight: 700; letter-spacing: -0.02em; }
.px-band { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin: 0 0 12px; font-size: 14.5px; color: var(--page-muted); }
.px-band b { color: var(--page-text); }
.px-fit-c dl { display: grid; gap: 8px; margin: 0 0 12px; }
.px-fit-c dt { font: 500 13px/1.3 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--page-faint); }
.px-fit-c dd { margin: 3px 0 0; font-size: 15px; line-height: 1.5; }
/* the hub list */
.hx-list { list-style: none; display: grid; gap: 8px; margin: 0; padding: 0; }
.hx-list a { display: grid; gap: 10px; min-height: 44px; padding: 14px; border-radius: 16px; background: var(--page-2); box-shadow: 0 0 0 1px var(--page-line); color: var(--page-text); transition: box-shadow .25s; }
.hx-list a:hover { box-shadow: 0 0 0 1px var(--page-faint); }
.hx-list .xs-ic { display: none; }
.hx-n { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 8px; font-size: 17px; font-weight: 650; letter-spacing: -0.01em; }
.hx-n em { font: 500 13px/1 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .1em; text-transform: uppercase; font-style: normal; color: var(--page-faint); }
.hx-f { display: grid; grid-template-columns: repeat(3, auto); justify-content: space-between; gap: 8px; }
.hx-f > span { display: grid; gap: 3px; white-space: nowrap; font: 600 13px/1.2 "JetBrains Mono", "JBM Fallback", monospace; font-variant-numeric: tabular-nums; }
.hx-f small { font: 500 13px/1.2 "JetBrains Mono", "JBM Fallback", monospace; letter-spacing: .06em; text-transform: uppercase; color: var(--page-faint); }
.xs-pick { display: grid; gap: 24px; }
.hx-page .pg-hero { min-height: 78svh; }
@media (min-width: 861px) {
  .xs-sec { padding: 72px 0 64px; }
  .xs-head .h-m { font-size: clamp(34px, 3.2vw, 46px); }
  .xs-cv-plot { height: 320px; }
  .xs-cv-x span:nth-child(2n) { display: block; }
  .xs-pairs { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
  .xs-more { grid-template-columns: repeat(4, 1fr); }
  .xs-faq-in { grid-template-columns: .8fr 1.2fr; gap: clamp(28px, 5vw, 90px); }
  .px-hero .pg-hero-in { padding-top: calc(var(--hdr) + 70px); }
  .px-h1 { font-size: clamp(44px, 5vw, 72px); }
  .px-vs { display: inline; margin: 0 .3em; font-size: 20px; }
  .px-chips { grid-template-columns: repeat(4, minmax(0, 1fr)); max-width: 760px; }
  .px-ov { grid-template-columns: 1fr 1fr 1fr; }
  .px-fit { grid-template-columns: 1fr 1fr; gap: 14px; }
  .px-fit-c { padding: 24px; }
  .px-to { grid-template-columns: 1fr 1fr; }
  .hx-list a { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) auto; align-items: center; gap: 20px; padding: 16px 20px; }
  .hx-list .xs-ic { display: block; }
  .xs-pick { grid-template-columns: 1.2fr 1fr; align-items: end; gap: 60px; }
}
@media (prefers-reduced-motion: reduce) {
  .xs-cv svg .s, .xs-cv.is-in svg .s { stroke-dashoffset: 0; animation: none !important; }
}
.no-js .xs-cv svg .s, .xs-cv:not(.is-in) svg .s { stroke-dashoffset: 0; animation: xsDrawIn 2s cubic-bezier(.3, .6, .1, 1) both; }
@keyframes xsDrawIn { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { .xs-cv:not(.is-in) svg .s { animation: none !important; } }