/* ============================================================
   AI INFRASTRUCTURE DATABASE — "Substrate" identity
   Carbon + porcelain, silicon-teal + power-amber signals.
   Editorial rules, not boxes (hairlines); photo banners with
   text ON the image; layer-stack motif; signal-rule dividers.
   ============================================================ */

@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:500;font-display:swap;
  src:url('/static/fonts/space-grotesk-500.woff2') format('woff2')}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:700;font-display:swap;
  src:url('/static/fonts/space-grotesk-700.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;
  src:url('/static/fonts/inter-400.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;
  src:url('/static/fonts/inter-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;
  src:url('/static/fonts/inter-700.woff2') format('woff2')}

:root{
  --bg:#f5f6f5; --fg:#141a1f; --muted:#5c6a72; --line:#e0e5e3; --surface:#ffffff;
  --header:#0c1114; --header-fg:#e9eef1; --chip:#eaefed;
  --teal:#0e7d78; --teal-bright:#3dd6d0; --amber:#b45309; --amber-bright:#f0a63a;
  --accent:var(--teal); --up:#0a7d46; --down:#c0362c; --star:#d99a06;
  --logo-mid:#8fa0aa; --radius:12px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --disp:'Space Grotesk','Inter',-apple-system,sans-serif;
  --banner-veil:linear-gradient(to top, rgba(7,10,13,.72) 0%, rgba(7,10,13,.28) 45%, rgba(7,10,13,.10) 100%);
}
[data-theme="dark"]{
  --bg:#0b0e11; --fg:#e6ebee; --muted:#93a1ab; --line:#222b31; --surface:#11171b;
  --header:#080b0d; --header-fg:#e9eef1; --chip:#1a2228;
  --teal:#3dd6d0; --amber:#f0a63a; --up:#4ecb8d; --down:#f08a80; --star:#e8b53c;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:15px/1.55 var(--sans);background:var(--bg);color:var(--fg);
  overflow-x:clip;-webkit-font-smoothing:antialiased}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

/* ---------------- topbar ---------------- */
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:14px;
  background:var(--header);color:var(--header-fg);padding:0 16px;height:58px;
  border-bottom:1px solid rgba(255,255,255,.07)}
.burger{display:none;background:none;border:0;color:var(--header-fg);font-size:20px;cursor:pointer;padding:4px}
.logo-wrap{display:flex;flex-direction:column;justify-content:center;gap:2px;min-width:0;flex:0 0 auto}
.logo{display:flex;align-items:center;gap:9px;color:#fff;line-height:1}
.logo:hover{text-decoration:none}
.logo-mark{width:26px;height:26px;flex:0 0 auto}
.logo-text{font-family:var(--disp);font-weight:500;font-size:16.5px;letter-spacing:-.01em;color:#cfd9de;white-space:nowrap}
.logo-text b{font-weight:700;color:#fff}
.tagline{font-size:9.5px;line-height:1.3;color:rgba(255,255,255,.5);letter-spacing:.02em;
  max-width:280px;font-weight:500}
@media (max-width:1560px){.tagline{display:none}}
.mainnav{display:flex;gap:2px;margin:0 auto;align-items:center;flex-wrap:nowrap}
.mainnav>a,.mainnav .ddbtn{color:var(--header-fg);padding:8px 12px;border-radius:8px;
  font-size:13.5px;font-weight:600;white-space:nowrap}
.mainnav>a:hover,.ddbtn:hover{background:rgba(255,255,255,.09);text-decoration:none}
.dd{position:relative;display:flex;align-items:center}
.ddmenu{display:none;position:absolute;top:100%;left:0;background:var(--surface);
  border:1px solid var(--line);border-radius:12px;min-width:210px;
  box-shadow:0 14px 40px rgba(6,10,13,.22);padding:8px 0;z-index:60}
.ddmenu.open{display:block}
.ddmenu a{display:block;padding:8px 16px;color:var(--fg);font-size:13.5px}
.ddmenu a:hover{background:var(--chip);text-decoration:none}
.searchwrap{position:relative;flex:0 1 240px;min-width:120px}
.searchwrap input{width:100%;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.22);
  border-radius:999px;color:var(--header-fg);padding:7.5px 15px;font-size:13px;outline:none}
.searchwrap input:focus{border-color:var(--teal-bright)}
.searchwrap input::placeholder{color:#8b98a2}
.searchresults{display:none;position:absolute;right:0;top:115%;width:320px;max-width:86vw;background:var(--surface);
  border:1px solid var(--line);border-radius:12px;box-shadow:0 14px 40px rgba(6,10,13,.25);overflow:hidden;z-index:70}
.searchresults.open{display:block}
.searchresults a{display:flex;justify-content:space-between;gap:10px;padding:9px 14px;color:var(--fg);font-size:13.5px}
.searchresults a:hover{background:var(--chip);text-decoration:none}
.searchresults .k{color:var(--muted);font-size:11.5px;flex:0 0 auto;padding-top:2px}
.userbtn{background:none;border:0;color:var(--header-fg);font-size:17px;cursor:pointer}
.savebtn{flex:0 0 auto;position:relative;color:var(--amber-bright);font-size:17px;line-height:1;
  padding:4px 2px;text-decoration:none}
.savebtn:hover{text-decoration:none}
.favbadge{position:absolute;top:-5px;right:-9px;background:var(--amber-bright);color:#12181d;
  font-size:9.5px;font-weight:800;border-radius:999px;min-width:15px;height:15px;
  display:inline-flex;align-items:center;justify-content:center;padding:0 3px}
.theme-toggle.tb-theme{flex:0 0 auto;width:30px;height:30px;border-radius:50%;background:none;
  border:1px solid rgba(255,255,255,.26);color:var(--header-fg);font-size:15px;
  line-height:1;cursor:pointer;padding:0}
.theme-toggle.tb-theme:hover{border-color:var(--teal-bright);color:var(--teal-bright)}
@media (max-width:1400px){.mainnav>a,.mainnav .ddbtn{padding:7px 8px;font-size:13px}.topbar{gap:10px}}
@media (max-width:1180px){.mainnav>a,.mainnav .ddbtn{padding:6px 6px;font-size:12.5px}
  .searchwrap{flex-basis:150px}.logo-text{font-size:14.5px}}
@media (max-width:980px){.mainnav{display:none}.burger{display:block}}

/* ---------------- ticker tape ---------------- */
.tape{overflow:hidden;background:var(--header);border-bottom:1px solid rgba(255,255,255,.07);height:30px}
.tape-track{display:inline-flex;gap:26px;align-items:center;height:30px;padding:0 12px;
  white-space:nowrap;animation:tape 60s linear infinite;will-change:transform}
.tape:hover .tape-track{animation-play-state:paused}
@keyframes tape{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.tape-track{animation:none}}
.tape-item{color:#aeb9c2;font-size:11.5px;font-weight:600}
.tape-item b{color:#e9eef1;font-weight:700}
.tape-item .up{color:#4ecb8d}.tape-item .down{color:#f08a80}
.tape-item:hover{text-decoration:none;color:#fff}

/* ---------------- offcanvas ---------------- */
.offcanvas{position:fixed;top:0;bottom:0;width:300px;max-width:86vw;background:var(--surface);z-index:80;
  transition:transform .22s;overflow-y:auto;padding:16px;border-right:1px solid var(--line)}
.offcanvas.left{left:0;transform:translateX(-100%)}
.offcanvas.right{right:0;left:auto;transform:translateX(100%);border-left:1px solid var(--line);border-right:0}
.offcanvas.open{transform:none}
.oc-backdrop{display:none;position:fixed;inset:0;background:rgba(4,8,10,.5);z-index:75}
.oc-backdrop.open{display:block}
.oc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.oc-close{background:none;border:0;font-size:22px;cursor:pointer;color:var(--fg)}
.oc-link{display:block;padding:9px 4px;border-bottom:1px solid var(--line);color:var(--fg);font-weight:600}
.offcanvas details{border-bottom:1px solid var(--line);padding:4px 0}
.offcanvas summary{padding:7px 4px;font-weight:700;cursor:pointer;font-family:var(--disp)}
.offcanvas details a{display:block;padding:6px 14px;color:var(--fg)}
.oc-card{background:var(--chip);border-radius:12px;padding:12px;margin:10px 0}
.oc-card p{margin:6px 0 0;color:var(--muted);font-size:13px}
.oc-row{display:flex;justify-content:space-between;align-items:center;padding:10px 2px}
.theme-toggle{font-size:17px;background:none;border:1px solid var(--line);border-radius:50%;
  width:34px;height:34px;cursor:pointer;color:var(--fg)}
.oc-view{border-top:1px solid var(--line);margin-top:12px;padding-top:10px;font-size:12.5px}
.oc-view p{margin:0 0 8px;line-height:1.45}

/* ---------------- layout & type ---------------- */
.page{max-width:1240px;margin:0 auto;padding:22px 18px 40px}
h1{font-family:var(--disp);font-size:34px;font-weight:700;letter-spacing:-.02em;line-height:1.1;margin:12px 0 8px}
.h1sub{color:var(--muted);font-weight:500;font-size:15px;font-family:var(--sans);letter-spacing:0}
h2{font-family:var(--disp);font-size:21px;font-weight:700;letter-spacing:-.012em;margin:26px 0 10px}
h3{font-family:var(--disp);font-size:16px;font-weight:700;margin:16px 0 6px}
.blurb{color:var(--muted);max-width:860px;font-size:15px}
.fineprint{color:var(--muted);font-size:12.5px}
.note-line{border-left:3px solid var(--amber);padding:2px 0 2px 14px;margin:14px 0;color:var(--muted);
  font-size:13.5px;max-width:860px}
.page-summary{font-size:13.5px;color:var(--muted);margin:10px 2px 2px;max-width:880px}

/* signal rule — the site's divider motif */
.sigrule{display:flex;gap:12px;align-items:center;margin:22px 0 6px;border:0}
.sigrule i{height:5px;border-radius:3px;flex:0 0 auto}
.sigrule i:nth-child(1){width:34px;background:var(--teal)}
.sigrule i:nth-child(2){width:18px;background:var(--amber)}
.sigrule i:nth-child(3){width:8px;background:var(--muted);opacity:.5}
.sigrule span{flex:1;height:1px;background:var(--line)}

/* section head with counter feel */
.sec-head{display:flex;align-items:baseline;gap:12px;margin:30px 0 12px;border-bottom:1px solid var(--line);padding-bottom:8px}
.sec-head h2{margin:0}
.sec-head .more{margin-left:auto;font-size:13px;font-weight:600;white-space:nowrap}
.sec-head .cnt{color:var(--muted);font-size:13px;font-weight:600}

/* ---------------- banner (photo with text ON it) ---------------- */
.banner{position:relative;border-radius:16px;overflow:hidden;margin:6px 0 20px;min-height:210px;
  display:flex;align-items:flex-end;background:var(--header)}
.banner img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.banner .veil{position:absolute;inset:0;background:var(--banner-veil)}
.banner .btext{position:relative;padding:26px 28px;color:#fff;max-width:920px}
.banner .btext h1{color:#fff;margin:0 0 6px;text-shadow:0 2px 14px rgba(0,0,0,.45)}
.banner .btext p{margin:0;color:rgba(255,255,255,.88);font-size:15px;max-width:760px;
  text-shadow:0 1px 8px rgba(0,0,0,.5)}
.banner .bkicker{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--teal-bright);margin-bottom:8px}
.banner.tall{min-height:330px}
@media (max-width:700px){.banner{min-height:170px}.banner .btext{padding:18px 16px}
  .banner .btext p{display:none}.banner.tall{min-height:230px}}

/* ---------------- hero (home) ---------------- */
.hero{position:relative;border-radius:18px;overflow:hidden;margin:4px 0 22px;background:var(--header);
  min-height:400px;display:flex;align-items:flex-end}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-lights{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.hl{position:absolute;border-radius:50%;mix-blend-mode:screen;opacity:.2;will-change:opacity;
  animation-iteration-count:infinite;animation-timing-function:ease-in-out}
.hl-s{animation-name:hlBreathe}
.hl-b{animation-name:hlBlink;animation-timing-function:steps(2,jump-none)}
@keyframes hlBreathe{0%,100%{opacity:.12}50%{opacity:.9}}
@keyframes hlBlink{0%,100%{opacity:.08}50%{opacity:1}}
@media (prefers-reduced-motion: reduce){.hl{animation:none;opacity:.22}}
.hero .veil{position:absolute;inset:0;background:linear-gradient(to top, rgba(6,9,12,.82) 0%, rgba(6,9,12,.34) 55%, rgba(6,9,12,.12) 100%)}
.hero-in{position:relative;padding:34px 32px;width:100%;color:#fff}
.hero-in .bkicker{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--teal-bright);margin-bottom:10px}
.hero-in h1{color:#fff;font-size:46px;margin:0 0 10px;max-width:820px;text-shadow:0 2px 18px rgba(0,0,0,.5)}
.hero-in .sub{color:rgba(255,255,255,.9);font-size:17px;max-width:700px;margin:0 0 18px;
  text-shadow:0 1px 10px rgba(0,0,0,.55)}
.hero-search{display:flex;max-width:640px;position:relative}
.hero-search input{flex:1;border:1px solid rgba(255,255,255,.35);border-radius:999px;
  padding:14px 22px;font-size:15.5px;background:rgba(10,14,17,.6);color:#fff;outline:none;backdrop-filter:blur(6px)}
.hero-search input::placeholder{color:rgba(255,255,255,.6)}
.hero-search input:focus{border-color:var(--teal-bright)}
.hero-search .searchresults{top:110%;left:0;right:auto;width:100%}
.hero-stats{display:flex;gap:26px;flex-wrap:wrap;margin-top:20px}
.hero-stats b{display:block;font-family:var(--disp);font-size:23px;color:#fff}
.hero-stats span{font-size:12px;color:rgba(255,255,255,.72);font-weight:600;letter-spacing:.03em}
.hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:2px 0 18px;max-width:1020px}
.hero-points a{display:block;padding:10px 14px 11px;border-left:3px solid var(--amber);
  background:rgba(6,9,12,.42);backdrop-filter:blur(3px);border-radius:0 10px 10px 0;color:#fff}
.hero-points a:hover{background:rgba(6,9,12,.6);text-decoration:none;border-left-color:var(--teal-bright)}
.hero-points b{display:block;font-family:var(--disp);font-size:15.5px;letter-spacing:-.01em;margin-bottom:3px}
.hero-points span{font-size:12.5px;line-height:1.5;color:rgba(255,255,255,.82)}
@media (max-width:700px){.hero{min-height:330px}.hero-in{padding:22px 18px}
  .hero-in h1{font-size:31px}.hero-in .sub{font-size:14.5px}.hero-stats{gap:16px}
  .hero-stats b{font-size:18px}
  .hero-points{grid-template-columns:1fr;gap:8px;margin-bottom:14px}
  .hero-points span{font-size:12px}}

/* ---------------- inflection-points band ---------------- */
.shift-band{margin:26px 0 10px}
.shift-band h2{margin:4px 0 8px;font-size:23px}
.shift-band .page-summary{margin:0 0 4px}
.shift-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0 30px;border-top:1px solid var(--line);margin-top:12px}
.shift-card{padding:15px 0 13px;border-bottom:1px solid var(--line);min-width:0}
.sc-head{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;font-family:var(--disp);
  font-weight:700;font-size:15.5px;letter-spacing:-.01em}
.sc-head .from{color:var(--muted)}
.sc-head .arrow{color:var(--amber);font-weight:800}
.sc-head .to{color:var(--fg)}
.shift-card p{font-size:13.5px;color:var(--muted);line-height:1.55;margin:7px 0 9px}
.sc-links{display:flex;flex-wrap:wrap;gap:6px}
@media (max-width:1020px){.shift-grid{grid-template-columns:1fr 1fr;gap:0 22px}}
@media (max-width:640px){.shift-grid{grid-template-columns:1fr}}

/* ---------------- the stack diagram ---------------- */
.stackviz{margin:8px 0 6px}
.stack-layer{display:grid;grid-template-columns:88px 170px 1fr auto;gap:14px;align-items:center;
  padding:15px 18px;border-radius:12px;margin:0 0 8px;color:var(--fg);
  border:1px solid var(--line);background:var(--surface);position:relative;overflow:hidden}
.stack-layer:hover{text-decoration:none;border-color:var(--teal)}
.stack-layer::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--teal)}
.stack-layer:nth-child(even)::before{background:var(--amber)}
.stack-layer .sl-name{font-family:var(--disp);font-weight:700;font-size:17px}
.stack-layer .sl-items{color:var(--muted);font-size:13px}
.stack-layer .sl-go{color:var(--teal);font-weight:700;font-size:14px;white-space:nowrap}
.stack-conn{display:flex;justify-content:center;color:var(--muted);font-size:13px;margin:-3px 0 5px}
@media (max-width:800px){.stack-layer{grid-template-columns:1fr auto}.stack-layer .sl-items{display:none}}

/* ---------------- editorial rows (hub listings) ---------------- */
.ed-rows{display:flex;flex-direction:column}
.ed-row{display:grid;grid-template-columns:86px 1fr auto;gap:16px;align-items:center;
  padding:13px 2px;border-bottom:1px solid var(--line);color:var(--fg)}
.ed-row:hover{text-decoration:none;background:color-mix(in srgb, var(--chip) 45%, transparent)}
.ed-row .thumb{width:86px;height:60px;object-fit:cover;border-radius:9px;flex:0 0 auto}
.ed-row .ed-t{min-width:0}
.ed-row .ed-t b{font-size:15px;font-weight:700;display:block;line-height:1.3}
.ed-row .ed-t span{color:var(--muted);font-size:13px;display:block;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap}
.ed-row .ed-meta{display:flex;gap:6px;align-items:center;flex:0 0 auto}
@media (max-width:640px){.ed-row{grid-template-columns:64px 1fr}.ed-row .thumb{width:64px;height:48px}
  .ed-row .ed-meta{display:none}.ed-row .ed-t span{white-space:normal;max-height:2.7em}}

/* lead spotlight (hub top) */
.lead-card{display:grid;grid-template-columns:1.1fr 1fr;gap:0;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);background:var(--surface);margin:0 0 22px}
.lead-card .li{position:relative;min-height:250px}
.lead-card .li img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lead-card .lt{padding:24px 26px}
.lead-card .lt .bkicker{display:inline-block;font-size:10.5px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--amber);margin-bottom:8px}
.lead-card .lt h2{margin:0 0 8px;font-size:24px}
.lead-card .lt p{color:var(--muted);font-size:14px;margin:0 0 12px}
@media (max-width:800px){.lead-card{grid-template-columns:1fr}.lead-card .li{min-height:180px}}

/* chips/badges */
.pill{display:inline-block;background:var(--chip);border-radius:999px;padding:2.5px 10px;
  font-size:11.5px;font-weight:700;color:var(--muted);white-space:nowrap}
.pill.teal{color:var(--teal);background:color-mix(in srgb, var(--teal) 12%, transparent)}
.pill.amber{color:var(--amber);background:color-mix(in srgb, var(--amber) 12%, transparent)}
.basis{display:inline-block;font-size:10px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;
  color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:1px 6px;margin-left:8px;vertical-align:1px}
.statuspill{font-size:11px;font-weight:800;letter-spacing:.03em;padding:2px 9px;border-radius:999px;white-space:nowrap}
.st-shipping{color:var(--up);background:color-mix(in srgb, var(--up) 13%, transparent)}
.st-announced,.st-ramping{color:var(--amber);background:color-mix(in srgb, var(--amber) 14%, transparent)}
.st-historical,.st-prior{color:var(--muted);background:var(--chip)}
.st-dev{color:var(--teal);background:color-mix(in srgb, var(--teal) 12%, transparent)}

/* ---------------- data tables (hairline, no boxes) ---------------- */
.tablewrap{overflow-x:auto;max-width:100%;position:relative}
.data-table{width:100%;border-collapse:collapse;margin:8px 0 18px;font-size:13.5px}
.data-table th{text-align:right;padding:9px 10px;border-bottom:2px solid var(--fg);
  font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);
  white-space:nowrap;cursor:pointer;font-weight:800}
.data-table td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.data-table th.pri, .data-table td.name{text-align:left}
.data-table td.name{white-space:normal;min-width:180px}
.data-table td.name a{color:var(--fg);font-weight:700}
.data-table td.name a:hover{color:var(--teal)}
.data-table td.name .sub{display:block;color:var(--muted);font-size:12px;font-weight:400}
.data-table tbody tr:hover{background:color-mix(in srgb, var(--chip) 50%, transparent)}
.num{font-variant-numeric:tabular-nums}
.up{color:var(--up)}.down{color:var(--down)}
.unit{color:var(--muted);font-size:12px}
.favstar{background:none;border:0;cursor:pointer;font-size:14px;color:var(--muted);
  padding:0 4px 0 0;vertical-align:-1px}
.favstar.on{color:var(--star)}
@media (max-width:760px){
  .data-table th.pri, .data-table td.name{position:sticky;left:0;background:var(--bg);z-index:2}
  .tablewrap::after{content:"";position:absolute;top:0;right:0;bottom:0;width:18px;
    background:linear-gradient(to left, var(--bg), transparent);pointer-events:none}
}

/* screener/filter bar */
.filterbar{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;padding:12px 0;margin:6px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.filterbar label{display:flex;flex-direction:column;gap:4px;font-size:11px;font-weight:800;
  letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.filterbar select,.filterbar input{border:1px solid var(--line);border-radius:9px;padding:7px 10px;
  font-size:13.5px;background:var(--surface);color:var(--fg);min-width:130px}
.tbtn{border:1px solid var(--line);border-radius:999px;padding:6.5px 15px;color:var(--fg);
  font-size:13px;font-weight:700;background:var(--surface);cursor:pointer}
.tbtn:hover{text-decoration:none;border-color:var(--teal);color:var(--teal)}
.tbtn.cur{background:var(--fg);border-color:var(--fg);color:var(--bg)}
.toolbar{display:flex;flex-wrap:wrap;gap:7px;margin:12px 0}
@media (max-width:700px){.toolbar{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none;padding-bottom:4px}
  .toolbar .tbtn{flex-shrink:0}.filterbar select,.filterbar input{min-width:110px}}

/* ---------------- entity page ---------------- */
.ent-head{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap;margin-top:4px}
.ent-head .crumbs{width:100%;font-size:12.5px;color:var(--muted);margin-bottom:2px}
.ent-head h1{margin:0}
.ent-headrow{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:8px 0 4px}
.ent-grid{display:grid;grid-template-columns:1fr 320px;gap:34px;margin-top:14px}
.ent-main{min-width:0}
.ent-rail{min-width:0}
.ent-summary{font-size:15.5px;line-height:1.65;max-width:800px}
.ent-summary p{margin:0 0 12px}
.spec-group{margin:0 0 20px}
.spec-group h3{border-bottom:1px solid var(--line);padding-bottom:6px;margin:20px 0 4px;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.spec-row{display:grid;grid-template-columns:210px 1fr;gap:14px;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}
.spec-row .sl{color:var(--muted)}
.spec-row .sv{min-width:0}
.spec-row .sv .note{display:block;color:var(--muted);font-size:12.5px;margin-top:2px}
@media (max-width:620px){.spec-row{grid-template-columns:1fr;gap:2px}}
.rel-group{margin:0 0 16px}
.rel-group h4{margin:0 0 6px;font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);font-weight:800}
.rel-items{display:flex;flex-wrap:wrap;gap:7px}
.rel-chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:999px;
  padding:5px 13px;font-size:13px;font-weight:600;color:var(--fg);background:var(--surface)}
.rel-chip:hover{border-color:var(--teal);color:var(--teal);text-decoration:none}
.rel-chip .rk{font-size:10.5px;color:var(--muted);font-weight:700}
.ent-img{width:100%;border-radius:14px;margin:0 0 16px;aspect-ratio:16/9;object-fit:cover}
.rail-block{margin:0 0 22px}
.rail-block h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);
  border-bottom:1px solid var(--line);padding-bottom:6px}
.rail-item{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:13.5px;
  line-height:1.4;color:var(--fg);font-weight:600}
.rail-item span{display:block;color:var(--muted);font-size:12px;font-weight:400}
.rail-item:hover{color:var(--teal);text-decoration:none}
.srcline{font-size:12.5px;color:var(--muted)}
@media (max-width:960px){.ent-grid{grid-template-columns:1fr}}

/* quote strip on company pages */
.quote-strip{display:flex;gap:26px;flex-wrap:wrap;align-items:baseline;border-top:2px solid var(--fg);
  border-bottom:1px solid var(--line);padding:12px 2px;margin:14px 0}
.quote-strip .qp{font-family:var(--disp);font-size:26px;font-weight:700}
.quote-strip .ql{font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);
  display:block;font-weight:800}
.quote-strip .qv{font-size:15px;font-weight:700}

/* ---------------- cards & grids ---------------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.pcard{position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);
  background:var(--surface);color:var(--fg);display:flex;flex-direction:column}
.pcard:hover{text-decoration:none;border-color:var(--teal)}
.pcard img{width:100%;height:130px;object-fit:cover}
.pcard .pc-b{padding:12px 14px 14px}
.pcard .pc-b b{display:block;font-size:14.5px;line-height:1.3}
.pcard .pc-b span{color:var(--muted);font-size:12.5px;display:block;margin-top:4px}
.news-card{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line);color:var(--fg)}
.news-card:hover{text-decoration:none}
.news-card:hover b{color:var(--teal)}
.news-card img{width:92px;height:64px;object-fit:cover;border-radius:8px;flex:0 0 auto}
.news-card .nc-b{min-width:0}
.news-card .nc-b b{font-size:14px;line-height:1.35;display:block}
.news-card .nc-b p{margin:4px 0;color:var(--muted);font-size:12.5px}
.ts{color:var(--muted);font-size:12px}

/* learn */
.learn-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:10px}
.learn-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface);color:var(--fg);display:flex;flex-direction:column}
.learn-card:hover{text-decoration:none;border-color:var(--teal)}
.learn-card img{width:100%;height:130px;object-fit:cover}
.learn-card .lc-b{padding:14px 16px 16px}
.learn-card h3{margin:0 0 6px;font-size:16px}
.learn-card p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.5}
.learn-card img{height:150px}
.plainwords{display:block;font-size:13px;line-height:1.5;color:var(--fg);font-style:italic;
  border-left:3px solid var(--amber);padding-left:9px;margin:2px 0 8px}
.lc-meta{margin-top:10px !important;display:flex;align-items:center;gap:8px;font-size:12px}
.plainbox{max-width:820px;border:1px solid var(--line);border-left:4px solid var(--amber);
  border-radius:12px;padding:13px 17px;margin:14px 0 6px;background:var(--surface)}
.plainbox b{font-family:var(--disp);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--amber)}
.plainbox p{margin:5px 0 0;font-size:15.5px;line-height:1.6}
.lpath-band{border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:14px;
  padding:18px 22px 20px;margin:18px 0 8px;background:var(--surface)}
.lpath-band h2{margin:4px 0 14px;font-size:21px}
.lpath{display:flex;align-items:stretch;gap:10px;flex-wrap:wrap}
.lpath-card{position:relative;flex:1 1 240px;min-width:220px;display:flex;flex-direction:column;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--bg);color:var(--fg)}
.lpath-card:hover{text-decoration:none;border-color:var(--teal)}
.lpath-card img{width:100%;height:110px;object-fit:cover}
.lpath-card .lp-no{position:absolute;top:8px;left:8px;width:26px;height:26px;border-radius:8px;
  background:var(--amber);color:#151b22;font-family:var(--disp);font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center}
.lpath-card .lp-b{padding:11px 13px 13px}
.lpath-card b{display:block;font-family:var(--disp);font-size:14.5px;margin-bottom:5px}
.lpath-card .plainwords{margin-bottom:0;font-size:12.5px;color:var(--muted)}
.lp-arrow{align-self:center;color:var(--amber);font-weight:800;font-size:20px}
@media (max-width:760px){.lp-arrow{display:none}.lpath-card{flex-basis:100%}}
.legalpage{max-width:860px;border:0;padding:0}
.legalpage p{font-size:14px;line-height:1.65;margin:0 0 12px}
.artread{max-width:780px;font-size:16px;line-height:1.72}
.artread h2{margin:28px 0 10px}
.artread p{margin:0 0 14px}
.art-meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:13px;margin:6px 0 16px}

/* prompts (ai agents / api) */
.prompt-card{border:1px solid var(--line);border-radius:14px;padding:16px 18px;background:var(--surface)}
.prompt-card h3{margin:0 0 8px}
.prompt-text{white-space:pre-wrap;border:1px solid var(--line);border-radius:10px;
  padding:10px 12px;font-size:12.5px;line-height:1.5;color:var(--fg);margin:0 0 10px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--bg);overflow-x:auto}
.copybtn{cursor:pointer;background:var(--fg);color:var(--bg);border-color:var(--fg)}
.copybtn:hover{color:var(--bg);border-color:var(--teal);background:var(--teal)}

/* ask */
.ask-wrap{max-width:860px;margin:8px 0 18px;border-top:2px solid var(--fg);padding-top:16px}
#askForm{display:flex;gap:10px}
#askInput{flex:1;border:1px solid var(--line);border-radius:999px;padding:12px 20px;
  font-size:15px;background:var(--surface);color:var(--fg);outline:none}
#askInput:focus{border-color:var(--teal)}
.ask-out{margin-top:16px;border-top:1px solid var(--line);padding-top:14px}
.ask-out p{font-size:15px;line-height:1.65}
.ask-links{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}
.chip{display:inline-block;background:var(--chip);border-radius:999px;padding:3px 11px;font-size:12px;font-weight:600;margin-right:6px}
.ask-ex{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.ask-example{border:1px solid var(--line);border-radius:999px;padding:7px 14px;font-size:13px;color:var(--fg);background:var(--surface)}
.ask-example:hover{border-color:var(--teal);color:var(--teal);text-decoration:none}

/* timeline */
.tl-era{margin:0 0 8px}
.tl-era>h2{position:sticky;top:88px;background:var(--bg);padding:8px 0;z-index:5}
.tl-ev{display:grid;grid-template-columns:86px 1fr;gap:18px;padding:12px 0;border-bottom:1px solid var(--line)}
.tl-ev.has-thumb{grid-template-columns:86px 92px 1fr}
.tl-thumb{width:92px;height:64px;object-fit:cover;border-radius:9px}
.tl-era-head{position:relative;border-radius:14px;overflow:hidden;margin:22px 0 4px;min-height:92px;
  display:flex;align-items:flex-end}
.tl-era-head img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.tl-era-head .veil{position:absolute;inset:0;background:linear-gradient(to top, rgba(6,9,12,.72), rgba(6,9,12,.12))}
.tl-era-head h2{position:relative;color:#fff;margin:0;padding:14px 18px;font-size:20px;
  text-shadow:0 1px 8px rgba(0,0,0,.5)}
@media (max-width:640px){.tl-ev.has-thumb{grid-template-columns:64px 1fr}.tl-thumb{display:none}}
.tl-ev .tl-y{font-family:var(--disp);font-weight:700;font-size:17px;color:var(--amber)}
.tl-ev .tl-y span{display:block;font-size:11px;color:var(--muted);font-weight:600;font-family:var(--sans)}
.tl-ev b{font-size:15px}
.tl-ev p{margin:3px 0 6px;color:var(--muted);font-size:13.5px;max-width:760px}
.tl-links{display:flex;flex-wrap:wrap;gap:6px}

/* trends charts */
.trend-sec{margin:0 0 34px;border-top:1px solid var(--line);padding-top:18px}
.trend-sec .viz-root{margin:10px 0 6px}
.chart-note{font-size:12.5px;color:var(--muted);max-width:860px;margin-top:6px}
.viz-root{color-scheme:light;
  --surface-1:var(--surface); --text-primary:var(--fg); --text-secondary:var(--muted);
  --series-1:#2a78d6; --series-2:#eb6834; --series-3:#1baf7a; --series-4:#eda100;
  --grid-line:var(--line)}
[data-theme="dark"] .viz-root{color-scheme:dark;
  --series-1:#3987e5; --series-2:#d95926; --series-3:#199e70; --series-4:#c98500}
.viz-root svg{width:100%;height:auto;display:block}
.viz-root text{font-family:var(--sans)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin:4px 0}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:0;border-top:1px solid var(--line)}
.tile{padding:16px 18px 16px 0;border-bottom:1px solid var(--line)}
.tile b.big{font-family:var(--disp);font-size:26px;display:block;color:var(--teal)}
.tile .tl{font-size:13px;font-weight:700;display:block;margin-top:2px}
.tile .tn{font-size:12.5px;color:var(--muted);display:block;margin-top:3px}

/* compare */
.cmp-table{width:100%;border-collapse:collapse;font-size:13.5px;margin:12px 0}
.cmp-table th{font-family:var(--disp);font-size:15px;text-align:left;padding:10px;border-bottom:2px solid var(--fg)}
.cmp-table td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
.cmp-table td:first-child{color:var(--muted);font-size:12.5px;width:190px}
.cmp-pick{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:10px 0}
.cmp-pick select{border:1px solid var(--line);border-radius:9px;padding:8px 10px;background:var(--surface);color:var(--fg);font-size:13.5px;max-width:260px}

/* contact + forms */
.contact-form{display:flex;flex-direction:column;gap:10px;max-width:560px}
.contact-form label{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:700;color:var(--muted)}
.contact-form input,.contact-form textarea{border:1px solid var(--line);border-radius:10px;
  padding:9px 12px;font-size:13.5px;background:var(--surface);color:var(--fg)}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}

/* guided view */
.guide-help{display:none;border-left:3px solid var(--teal);padding:8px 0 8px 14px;
  font-size:13px;line-height:1.5;margin:8px 0;max-width:900px;color:var(--muted)}
body.guided .guide-help{display:block}

/* ---------------- footer ---------------- */
.footer{background:var(--header);color:#c3ced5;margin-top:40px;padding:30px 18px 22px;display:grid;
  grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:20px}
.f-col b{display:block;color:#fff;margin-bottom:8px;font-family:var(--disp)}
.f-col a{display:block;color:#c3ced5;padding:3px 0;font-size:13px}
.f-col a:hover{color:var(--teal-bright)}
.f-family{grid-column:1/-1;font-size:12.5px;padding:10px 0;border-top:1px solid rgba(255,255,255,.12)}
.f-family a{font-weight:700;color:#e2eaee}
.f-sub{display:flex;gap:8px;align-items:center;padding:6px 0;flex-wrap:wrap}
.f-sub input{border:1px solid rgba(255,255,255,.3);background:transparent;color:inherit;
  border-radius:999px;padding:7px 14px;font-size:12.5px;min-width:210px}
.f-langs{color:#93a1ab;font-size:13px}
.lang-sel{background:transparent;color:inherit;border:1px solid rgba(255,255,255,.3);
  border-radius:999px;padding:5px 12px;font-size:12.5px;cursor:pointer}
.lang-sel option{color:#141a1f;background:#fff}
.offcanvas .lang-sel{border-color:var(--line);color:var(--fg)}
.f-legal{grid-column:1/-1;color:#93a1ab;font-size:12px;border-top:1px solid rgba(255,255,255,.12);padding-top:12px}
.f-legal p{margin:0 0 7px;line-height:1.5}
.f-legal a{color:#c3ced5}

/* ---------------- home extras ---------------- */
.home-cols{display:grid;grid-template-columns:1.5fr 1fr;gap:34px;align-items:start}
@media (max-width:960px){.home-cols{grid-template-columns:1fr}}
.spot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.brief-item{padding:11px 0;border-bottom:1px solid var(--line);color:var(--fg);
  display:grid;grid-template-columns:48px 1fr;gap:2px 12px;align-items:start}
.brief-item>.bi-img{grid-row:1 / span 3;width:48px;height:48px;object-fit:cover;border-radius:10px}
.brief-item>b,.brief-item>span{grid-column:2}
.brief-item b{font-size:13.5px;display:block;line-height:1.35}
.brief-item span{color:var(--muted);font-size:12.5px}
.brief-item:hover{text-decoration:none}
.brief-item:hover b{color:var(--teal)}

/* search page */
.sr-group{margin:0 0 22px}
.sr-group h2{border-bottom:1px solid var(--line);padding-bottom:6px}

/* misc mobile pass */
@media (max-width:900px){
  .page{padding:14px 12px 30px}
  h1{font-size:27px}
  input,select,textarea{font-size:16px !important}
  .footer{grid-template-columns:repeat(2,1fr);gap:14px}
}
@media (max-width:640px){
  .card-grid{grid-template-columns:1fr 1fr}
  .learn-grid{grid-template-columns:1fr}
  .spot-grid{grid-template-columns:1fr 1fr}
  .tl-ev{grid-template-columns:64px 1fr;gap:10px}
  .footer{grid-template-columns:1fr 1fr}
}
.home-cols>*{min-width:0}
.ent-grid>*{min-width:0}

/* "you're looking at" orientation line on every record page */
.you-are{display:flex;gap:8px;align-items:baseline;margin:10px 0 0;padding:8px 12px;
  border-left:3px solid var(--teal);background:var(--chip);border-radius:0 9px 9px 0;
  color:var(--muted);font-size:13px;line-height:1.5;max-width:760px}
.you-are::before{content:"ⓘ";flex:0 0 auto;color:var(--teal);font-style:normal;font-size:13px}

/* ---------------- homepage build chain: patch-panel modules + cables ---------------- */
.bc-wrap{position:relative;display:flex;flex-wrap:wrap;gap:30px 40px;padding:12px 4px 14px;margin:12px 0 14px}
.bc-svg{position:absolute;inset:0;overflow:visible;pointer-events:none}
.bc-node{position:relative;z-index:1;display:flex;align-items:center;gap:9px;
  background:#151b22;color:#fff;border:1px solid #2b343f;border-radius:10px;
  padding:8px 15px 8px 12px;box-shadow:0 2px 10px rgba(8,12,16,.22);transition:transform .12s,border-color .12s}
.bc-node:hover{border-color:var(--amber);text-decoration:none;transform:translateY(-2px)}
.bc-node .bled{flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:#3ddc97;
  box-shadow:0 0 7px #3ddc97;animation:bledBlink 2.3s ease-in-out infinite}
.bc-node:nth-child(3n) .bled{animation-delay:-.8s;background:#ffb84d;box-shadow:0 0 7px #ffb84d}
.bc-node:nth-child(4n+1) .bled{animation-delay:-1.5s}
.bc-no{font-family:var(--disp);font-size:10.5px;font-weight:800;color:var(--amber);letter-spacing:.05em}
.bc-t{display:flex;flex-direction:column;line-height:1.18}
.bc-t b{font-family:var(--disp);font-size:13.5px;font-weight:700;letter-spacing:-.01em;color:#fff}
.bc-t i{font-style:normal;font-size:11px;color:#9fb0bd}
.bc-final{border-color:#8a5f1d;background:#221a0f}
.bc-final .bc-t i{color:#c9a86a}
.bc-cable-under{fill:none;stroke-width:5;opacity:.22;stroke-linecap:round}
.bc-cable{fill:none;stroke-width:2.6;opacity:.92;stroke-linecap:round}
.bc-plug{opacity:.95;stroke:rgba(0,0,0,.25);stroke-width:.5}
.bc-pulse{fill:none;stroke:#e8890c;stroke-width:3.4;stroke-linecap:round;
  stroke-dasharray:10 100;stroke-dashoffset:10;animation-name:bcPulse;
  animation-timing-function:linear;animation-iteration-count:infinite;
  filter:drop-shadow(0 0 3px rgba(255,170,60,.7))}
[data-theme="dark"] .bc-pulse{stroke:#ffc266}
[data-theme="dark"] .bc-node{background:#10151b;border-color:#2b343f}
/* transit occupies the first 1/9 of the cycle (10 fixed nodes), then parks off-path */
@keyframes bcPulse{0%{stroke-dashoffset:10}11.1%{stroke-dashoffset:-100}100%{stroke-dashoffset:-100}}
@keyframes bledBlink{0%,100%{opacity:.3}50%{opacity:1}}
@media (prefers-reduced-motion: reduce){.bled,.bc-pulse{animation:none}.bc-pulse{display:none}}
@media (max-width:700px){
  .bc-wrap{gap:20px 22px;padding:8px 2px 10px}
  .bc-node{padding:7px 12px 7px 10px;gap:7px}
  .bc-t b{font-size:12.5px}.bc-t i{font-size:10.5px}}

/* ---------------- build sheet (/anatomy) ---------------- */
.bs-stage{margin:0 0 34px;border-top:1px solid var(--line);padding-top:6px;scroll-margin-top:74px}
.bs-num{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;
  border-radius:10px;background:var(--fg);color:var(--bg);font-family:var(--disp);
  font-size:18px;margin-right:10px;vertical-align:-6px}
.bs-rows{display:flex;flex-direction:column}
.bs-row{display:grid;grid-template-columns:230px 1fr;gap:16px;padding:12px 0;
  border-bottom:1px solid var(--line);align-items:start}
.bs-row .bsl{font-weight:700;font-size:14px;padding-top:3px}
.bs-row .bsv{min-width:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.bs-row .bsn{display:block;width:100%;color:var(--muted);font-size:12.5px;margin-top:2px}
@media (max-width:640px){.bs-row{grid-template-columns:1fr;gap:6px}.bs-row .bsl{padding-top:0}}
.giant-card{border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:0 0 18px;
  background:var(--surface)}
.giant-head{display:grid;grid-template-columns:150px 1fr;gap:16px;align-items:center;margin-bottom:8px}
.giant-head img{width:150px;height:96px;object-fit:cover;border-radius:10px}
.giant-head h3{margin:2px 0 4px;font-size:20px}
.giant-head h3 a{color:var(--fg)}
.giant-head p{margin:0;color:var(--muted);font-size:13.5px}
@media (max-width:560px){.giant-head{grid-template-columns:1fr}.giant-head img{width:100%;height:120px}}

/* homepage "how it's built" band */
.build-band{border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:14px;
  background:var(--surface);padding:20px 22px;margin:0 0 20px}
.build-band h2{margin:4px 0 8px;font-size:23px}
.build-band .page-summary{margin:0 0 12px}
.build-chain{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:0 0 14px}
.build-chain .arrow{color:var(--muted);font-size:12px}
.cta-row{display:flex;gap:8px;flex-wrap:wrap}
.giant-strip{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px;margin:12px 0 4px}
.giant-mini{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);color:var(--fg)}
.giant-mini:hover{text-decoration:none;border-color:var(--teal)}
.giant-mini img{width:100%;height:64px;object-fit:cover}
.giant-mini span{display:block;padding:8px 10px}
.giant-mini b{font-size:13.5px;display:block}
.giant-mini i{font-style:normal;color:var(--muted);font-size:11px}

/* ============================================================
   LEARN PLAYGROUND — journey, rack explorer, flip wall, quiz,
   explain-simply switch, reading progress
   ============================================================ */
.banner-tall{min-height:300px}
.readbar{position:fixed;top:0;left:0;right:0;height:3px;z-index:90;background:transparent;pointer-events:none}
.readbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--teal),var(--amber));transition:width .1s linear}

.simplebar{display:flex;align-items:center;justify-content:space-between;gap:14px;
  border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:14px;
  background:var(--surface);padding:13px 18px;margin:16px 0 6px}
.simplebar b{font-family:var(--disp);font-size:16px;display:block}
.simplebar span{color:var(--muted);font-size:12.5px}
.switch{position:relative;flex:0 0 auto;width:52px;height:28px;border-radius:999px;cursor:pointer;
  border:1px solid var(--line);background:var(--chip);transition:background .15s;padding:0}
.switch i{position:absolute;top:2px;left:2px;width:22px;height:22px;border-radius:50%;
  background:var(--surface);border:1px solid var(--line);transition:left .15s}
.switch[aria-checked="true"]{background:var(--amber)}
.switch[aria-checked="true"] i{left:26px;border-color:transparent}
.sw-inline{width:44px;height:24px;vertical-align:middle;margin-left:10px}
.sw-inline i{width:18px;height:18px}
.sw-inline[aria-checked="true"] i{left:22px}
.sw-label{font-size:12px;color:var(--muted);margin-left:6px}

/* simple mode: plain words take over, type grows */
body.learn-simple .lc-sum{display:none}
body.learn-simple .plainwords{font-size:15px;font-style:normal;font-weight:600;color:var(--fg)}
body.learn-simple .artread{font-size:17.5px;line-height:1.75}
body.learn-simple .plainbox p{font-size:18px}
body.learn-simple .plainbox{border-width:2px;border-left-width:6px}

/* ---------------- the journey ---------------- */
.jr-head{margin-top:26px}
.journey{position:relative;display:flex;flex-direction:column;gap:22px;margin:14px 0 8px;
  padding-left:0}
.journey::before{content:"";position:absolute;left:50%;top:10px;bottom:10px;width:0;
  border-left:3px dashed var(--amber);opacity:.45}
.jr-stop{position:relative;display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);
  gap:0 34px;align-items:center;width:min(920px,100%);margin:0 auto;color:var(--fg);
  background:var(--surface);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:transform .14s,border-color .14s,box-shadow .14s}
.jr-stop:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--amber);
  box-shadow:0 10px 30px rgba(10,14,18,.14)}
.jr-stop.flip{grid-template-columns:minmax(0,1fr) minmax(0,420px)}
.jr-stop.flip .jr-img{order:2}
.jr-stop.flip .jr-b{order:1;padding-left:24px}
.jr-img{position:relative;min-width:0}
.jr-img img{display:block;width:100%;height:200px;object-fit:cover}
.jr-no{position:absolute;top:12px;left:12px;width:34px;height:34px;border-radius:11px;
  background:var(--amber);color:#151b22;font-family:var(--disp);font-style:normal;
  font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 3px 10px rgba(10,14,18,.35)}
.jr-b{display:flex;flex-direction:column;gap:5px;padding:18px 24px 18px 0;min-width:0}
.jr-b em{font-style:normal;font-size:10.5px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:var(--teal)}
.jr-b b{font-family:var(--disp);font-size:21px;letter-spacing:-.01em;line-height:1.2}
.jr-b .plainwords{margin:2px 0 4px}
.jr-go{color:var(--teal);font-weight:700;font-size:13px}
@media (max-width:760px){
  .journey::before{left:20px}
  .jr-stop,.jr-stop.flip{grid-template-columns:1fr;width:100%;margin-left:0}
  .jr-stop.flip .jr-img{order:1}.jr-stop.flip .jr-b{order:2;padding-left:18px}
  .jr-b{padding:14px 18px 16px}
  .jr-img img{height:150px}
  .jr-b b{font-size:17.5px}}

/* next-stop card on articles */
.jr-next{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:center;
  max-width:820px;margin:26px 0 6px;border:1px solid var(--line);border-left:4px solid var(--teal);
  border-radius:14px;overflow:hidden;background:var(--surface);color:var(--fg)}
.jr-next:hover{text-decoration:none;border-color:var(--teal)}
.jr-next .jr-img img{height:120px}
.jr-next .jr-b{padding:12px 16px 12px 0}
.jr-next .jr-b b{font-size:16.5px}
@media (max-width:640px){.jr-next{grid-template-columns:1fr}.jr-next .jr-b{padding:12px 16px}}

/* ---------------- rack explorer ---------------- */
.rackx{position:relative;max-width:920px;margin:12px auto 8px;border-radius:16px;overflow:hidden;
  border:1px solid var(--line)}
.rackx>img{display:block;width:100%}
.rx-dot{position:absolute;width:30px;height:30px;margin:-15px 0 0 -15px;border-radius:50%;
  border:0;background:transparent;cursor:pointer;padding:0}
.rx-dot i{position:absolute;inset:6px;border-radius:50%;background:var(--amber-bright,#f0a63a);
  box-shadow:0 0 0 3px rgba(240,166,58,.35),0 0 14px rgba(240,166,58,.8);
  animation:rxPulse 2s ease-in-out infinite}
.rx-dot:nth-child(odd) i{animation-delay:-1s}
.rx-dot.on i{background:var(--teal-bright,#3dd6d0);box-shadow:0 0 0 3px rgba(61,214,208,.35),0 0 14px rgba(61,214,208,.8);animation:none}
@keyframes rxPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.35)}}
@media (prefers-reduced-motion: reduce){.rx-dot i{animation:none}}
.rx-tip{position:absolute;z-index:5;width:280px;max-width:70vw;background:var(--surface);
  border:1px solid var(--line);border-radius:12px;padding:12px 14px;
  box-shadow:0 14px 40px rgba(6,10,13,.35)}
.rx-tip b{font-family:var(--disp);font-size:14px}
.rx-tip p{margin:5px 0 7px;font-size:12.5px;color:var(--muted);line-height:1.5}
.rx-tip a{font-weight:700;font-size:12.5px}

/* ---------------- flip wall ---------------- */
.flipwall{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;margin:12px 0 6px}
.flip-card{perspective:900px;border:0;background:none;padding:0;cursor:pointer;height:170px;text-align:left}
.fc-inner{position:relative;display:block;width:100%;height:100%;transition:transform .5s;
  transform-style:preserve-3d}
.flip-card.flipped .fc-inner{transform:rotateY(180deg)}
@media (prefers-reduced-motion: reduce){.fc-inner{transition:none}}
.fc-front,.fc-back{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:6px;padding:14px}
.fc-front{background:#151b22;color:#fff;border:1px solid #2b343f}
.fc-front b{font-family:var(--disp);font-size:34px;letter-spacing:-.02em}
.fc-front i{font-style:normal;font-size:11px;color:#9fb0bd;letter-spacing:.06em;text-transform:uppercase}
.fc-back{transform:rotateY(180deg);background:var(--surface);border:1px solid var(--amber);
  align-items:flex-start;justify-content:center}
.fc-back p{margin:0 0 8px;font-size:12.5px;line-height:1.5;color:var(--fg)}
.fc-back a{font-weight:700;font-size:12px}

/* ---------------- quiz ---------------- */
.quiz{max-width:820px;display:flex;flex-direction:column;gap:16px;margin:12px 0 8px}
.qz-q{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:15px 18px}
.qz-q>b{display:block;font-family:var(--disp);font-size:15.5px;margin-bottom:10px}
.qz-no{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;
  border-radius:8px;background:var(--chip);color:var(--teal);font-size:12.5px;margin-right:8px}
.qz-opts{display:flex;flex-wrap:wrap;gap:8px}
.qz-opt{border:1px solid var(--line);border-radius:999px;background:var(--bg);color:var(--fg);
  padding:8px 16px;font-size:13.5px;font-weight:600;cursor:pointer;transition:border-color .12s}
.qz-opt:hover{border-color:var(--teal)}
.qz-opt.good{background:rgba(14,125,120,.14);border-color:var(--teal);color:var(--teal)}
.qz-opt.bad{background:rgba(192,54,44,.12);border-color:var(--down);color:var(--down);text-decoration:line-through}
.qz-result{border:1px solid var(--amber);border-radius:14px;background:var(--surface);
  padding:20px 22px;text-align:center}
.qz-result b{display:block;font-family:var(--disp);font-size:34px;color:var(--amber)}
.qz-result p{margin:6px 0 14px;font-size:15px}
.lib-sec{font-family:var(--disp);font-size:15px;color:var(--muted);margin:20px 0 8px;
  text-transform:uppercase;letter-spacing:.08em}

/* ---------------- editorial layer: field notes + picks ---------------- */
.fieldnote{max-width:860px;margin:18px 0 4px;padding:2px 0 14px;border-bottom:1px solid var(--line)}
.fn-kicker{display:inline-block;font-family:var(--disp);font-size:11px;font-weight:800;
  letter-spacing:.12em;text-transform:uppercase;color:var(--amber);margin-bottom:6px}
.fieldnote p{margin:0;font-size:16.5px;line-height:1.65;color:var(--fg)}
.fieldnote p::first-letter{font-family:var(--disp);font-size:150%;color:var(--teal)}
.picks{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:12px 0 10px}
.pick-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;background:var(--surface);color:var(--fg);transition:transform .13s,border-color .13s}
.pick-card:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--amber)}
.pick-card img{width:100%;height:150px;object-fit:cover}
.pick-card .pk-b{display:flex;flex-direction:column;gap:5px;padding:13px 16px 15px}
.pick-card b{font-family:var(--disp);font-size:16px;letter-spacing:-.01em}
.pk-why{font-size:13px;line-height:1.5;color:var(--muted);font-style:italic;
  border-left:3px solid var(--amber);padding-left:9px}
@media (max-width:860px){.picks{grid-template-columns:1fr}.pick-card img{height:120px}}

/* ---------------- design-review pass: thumbs, chart, vs-cards, connection map ---------------- */
.sl-img{width:88px;height:56px;object-fit:cover;border-radius:9px}
@media (max-width:700px){.stack-layer{grid-template-columns:64px 1fr auto}
  .sl-img{width:64px;height:44px}.stack-layer .sl-items{display:none}}
.bc-img{width:36px;height:36px;object-fit:cover;border-radius:8px;flex:0 0 auto}
.sc-img{width:100%;height:96px;object-fit:cover;border-radius:10px;margin:0 0 9px;display:block}
.img-credit{font-size:11px;color:var(--muted);margin:6px 2px 0}
.img-credit a{color:var(--muted);text-decoration:underline}

.chartwrap{border:1px solid var(--line);border-radius:14px;background:var(--surface);
  padding:14px 10px 6px;margin:8px 0 4px;overflow-x:auto}
.bwchart{width:100%;min-width:640px;display:block}
.bwchart .grid{stroke:var(--line);stroke-width:1}
.bwchart .ax{font:11.5px var(--sans);fill:var(--muted)}
.bwchart .axl{font-weight:700;letter-spacing:.06em}
.bwchart .pt{fill:var(--teal);opacity:.85;stroke:var(--surface);stroke-width:1.5;
  transition:r .1s}
.bwchart a:hover .pt{r:8;opacity:1}
.bwchart .ptl{font:600 11px var(--sans);fill:var(--fg)}

.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:10px 0}
.vs-card{position:relative;display:grid;grid-template-columns:1fr 44px 1fr;gap:10px;
  align-items:start;border:1px solid var(--line);border-radius:14px;background:var(--surface);
  padding:14px 14px 16px;color:var(--fg);transition:transform .13s,border-color .13s}
.vs-card:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--amber)}
.vs-side{display:flex;flex-direction:column;gap:6px;min-width:0}
.vs-side img{width:100%;height:96px;object-fit:cover;border-radius:10px}
.vs-side b{font-family:var(--disp);font-size:14px;line-height:1.25}
.vs-specs{display:flex;flex-direction:column;gap:2px}
.vs-specs i{font-style:normal;font-size:11.5px;color:var(--muted)}
.vs-specs i b{font-family:var(--sans);font-size:11.5px;color:var(--fg);font-weight:700}
.vs-mid{align-self:center;justify-self:center;font-family:var(--disp);font-weight:800;
  font-size:15px;color:var(--amber);border:1px solid var(--line);border-radius:50%;
  width:38px;height:38px;display:flex;align-items:center;justify-content:center}
.vs-go{position:absolute;right:14px;bottom:12px}
@media (max-width:900px){.vs-grid{grid-template-columns:1fr}}

.connmap-wrap{border:1px solid var(--line);border-radius:14px;background:var(--surface);
  padding:8px;margin:10px 0 4px;overflow-x:auto}
.connmap{width:100%;min-width:600px;display:block}
.connmap .cm-line{stroke:var(--amber);stroke-width:1.6;opacity:.4;stroke-dasharray:5 4}
.connmap .cm-node{fill:var(--bg);stroke:var(--line);stroke-width:1.2}
.connmap a:hover .cm-node{stroke:var(--teal);stroke-width:2}
.connmap .cm-text{font:600 11.5px var(--sans);fill:var(--fg)}
.connmap .cm-center{fill:#151b22;stroke:var(--amber);stroke-width:1.5}
.connmap .cm-ctext{font:700 14px var(--disp);fill:#fff}


/* ---- typographic record tiles (no-image records; imagery policy Sep 13) ---- */
.thumb-t{width:86px;height:60px;border-radius:9px;flex:0 0 auto;position:relative;
  display:flex;align-items:center;justify-content:center;
  background:var(--chip);border:1px solid var(--line)}
.thumb-t::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  border-radius:9px 0 0 9px;background:var(--tta,var(--teal))}
.thumb-t b{font:700 17px/1 var(--disp);letter-spacing:.05em;color:var(--tta,var(--teal))}
@media (max-width:640px){.thumb-t{width:64px;height:48px}.thumb-t b{font-size:14px}}
.li-t{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:var(--header)}
.li-t::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--tta,var(--teal))}
.li-t b{font:700 84px/1 var(--disp);letter-spacing:.06em;color:var(--tta,var(--teal));opacity:.85}
.vs-imgt{width:100%;height:96px;border-radius:10px;display:flex;align-items:center;
  justify-content:center;background:var(--chip);border:1px solid var(--line);position:relative}
.vs-imgt::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  border-radius:10px 0 0 10px;background:var(--tta,var(--teal))}
.vs-imgt b{font:700 26px/1 var(--disp);letter-spacing:.05em;color:var(--tta,var(--teal))}
.pk-t{width:100%;height:150px;display:flex;align-items:center;justify-content:center;
  background:var(--chip);border-bottom:1px solid var(--line);position:relative}
.pk-t::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--tta,var(--teal))}
.pk-t b{font:700 44px/1 var(--disp);letter-spacing:.06em;color:var(--tta,var(--teal));opacity:.9}
@media (max-width:860px){.pk-t{height:120px}}
[data-et="chip"]{--tta:#b45309}[data-et="company"]{--tta:#0e7d78}
[data-et="model"]{--tta:#7c5cbf}[data-et="software"]{--tta:#2f8f5b}
[data-et="concept"]{--tta:#a08325}[data-et="tech"]{--tta:#2e7fa8}
[data-et="power"]{--tta:#c05621}[data-et="datacenter"]{--tta:#4a6fa5}
[data-et="server"]{--tta:#5c6a72}[data-et="product"]{--tta:#b0567f}
[data-et="person"]{--tta:#8a6d3b}[data-et="benchmark"]{--tta:#3b7fa0}
[data-et="paper"]{--tta:#6b8f3f}[data-et="dataset"]{--tta:#4f8a8a}[data-et="learn"]{--tta:#0e7d78}
/* developer marks (logos): contain on a light panel, never cropped */
img.img-mark{object-fit:contain!important;background:#f6f7f8;padding:6%;border:1px solid var(--line)}

/* view-switcher icons (drawn, not emoji — portfolio standard) */
.vico{width:14px;height:14px;vertical-align:-2px;margin-right:5px}
.vico-g{color:var(--teal)}
.vico-e{color:var(--amber)}

/* 19 Sep 2026: phone fit. The header buttons ran past the screen edge and the footer sign-up box forced the
   footer wider than the phone, so every page loaded zoomed out. */
@media (max-width: 560px) {
  .topbar { gap: 8px; padding-left: 10px; padding-right: 10px; }
  .topbar .logo-text { display: none; }
  .topbar .searchwrap { flex: 1 1 auto; min-width: 0; }
  .topbar .searchwrap input { min-width: 0; width: 100%; }
  .footer { grid-template-columns: 1fr 1fr; }
  .f-sub input { min-width: 0; flex: 1 1 150px; }
  .f-col { min-width: 0; }
}
@media (max-width: 560px) { .footer { grid-template-columns: repeat(2, minmax(0, 1fr)); } .f-sub input, .f-sub button, .lang-sel { max-width: 100%; } .f-legal, .f-family { min-width: 0; overflow-wrap: anywhere; } }

/* 19 Sep 2026: the copyable agent prompts wrap on a phone instead of widening the page. */
.prompt-card { min-width: 0; overflow-wrap: anywhere; }
.prompt-card pre, .prompt-text { white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; max-width: 100%; }

/* 19 Sep 2026: one-column grids may shrink below their widest item on a phone, so a long word, a wide
   table or a sidebar line can no longer push the page past the screen edge. Same conditions as the rules above. */
@media (max-width:700px) { .hero-points { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:640px) { .shift-grid, .learn-grid, .bs-row, .jr-next { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:800px) { .lead-card { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:620px) { .spec-row { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:960px) { .ent-grid, .home-cols { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:560px) { .giant-head { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:760px) { .jr-stop, .jr-stop.flip { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:860px) { .picks { grid-template-columns: minmax(0, 1fr); } }
@media (max-width:900px) { .vs-grid { grid-template-columns: minmax(0, 1fr); } }

/* ---- 19 Sep 2026: no text on photographs — words on paper, picture beside them ---- */
div.hero {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) minmax(0, 42%);
  align-items: stretch;
  min-height: 0 !important;
  position: relative;
}
div.hero::before, div.hero::after { display: none !important; }
div.hero .veil { display: none !important; }
div.hero > img.bg {
  position: static !important; inset: auto !important; transform: none !important;
  grid-column: 2; grid-row: 1;
  width: 100% !important; height: 100% !important; max-height: none !important;
  min-height: 300px; object-fit: cover; filter: none !important; opacity: 1 !important;
}
div.hero > img.bg img { width: 100%; height: 100%; object-fit: cover; }
div.hero > .hero-in {
  position: static !important; inset: auto !important; transform: none !important;
  grid-column: 1; grid-row: 1;
  background: rgb(245, 246, 245) !important; background-image: none !important;
  width: 100%; max-width: none;
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(22px, 3vw, 46px) clamp(18px, 3vw, 40px) clamp(22px, 3vw, 46px) max(20px, calc(50vw - 590px));
}
div.hero > .hero-in :is(h1, h2, h3, p, li, span, strong, b, em, small, div) {
  color: rgb(20, 26, 31) !important; text-shadow: none !important;
}
div.hero #heroLights { left: auto !important; right: 14px !important; }
@media (max-width: 760px) {
  div.hero { grid-template-columns: minmax(0, 1fr); }
  div.hero > img.bg { grid-column: 1; grid-row: 1; height: clamp(150px, 38vw, 210px) !important; min-height: 0; }
  div.hero > .hero-in { grid-column: 1; grid-row: 2; padding: 20px 18px 24px; }
    div.hero #heroLights { display: none !important; }
}

/* 22 Sep 2026 (Mark): a back button on every page but the home page; chip logo mark, no tagline. */
.backbtn{display:inline-flex;align-items:center;gap:6px;margin:0 0 12px;padding:6px 13px 6px 10px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--teal);font-size:13px;font-weight:700;line-height:1;text-decoration:none}
.backbtn:hover{border-color:var(--teal);text-decoration:none}
.userbtn svg{display:block}