/* =============================================================================
   BLACKAVEL SYSTEMS — v2
   Layout: one narrow centred column on a graphite page. Two-tone headlines,
   mono for every label and value, technical drawings made of characters,
   flat panels, hairlines. One accent colour, for signal and action.
   ============================================================================= */

:root {
  --bg:      #0d0f10;
  --panel:   #15181a;
  --panel-2: #1b1f22;
  --line:    #24282b;
  --line-2:  #353a3e;
  --fg:      #e8eaeb;
  --fg-2:    #969ca1;
  --fg-3:    #60666b;
  --acc:     #ff6a2b;
  --acc-hi:  #ff9157;
  --acc-lo:  #e8361f;
  --acc-bg:  #2a1810;
  --ok:      #4fd18b;
  --ok-bg:   #10271b;
  --warn:    #f0b43c;
  --warn-bg: #2b2210;
  --bad:     #ff5b4f;
  --bad-bg:  #2d1412;
  --grad: linear-gradient(90deg, var(--acc-hi), var(--acc) 45%, var(--acc-lo));

  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --w: 1040px;
  --wide: 1600px;
  --hh: 56px;
  --gl: max(clamp(16px, 4vw, 28px), env(safe-area-inset-left, 0px));
  --gr: max(clamp(16px, 4vw, 28px), env(safe-area-inset-right, 0px));
  --ease: cubic-bezier(.2, .8, .2, 1);

  color-scheme: dark;
}

/* ------------------------------------------------------------------ base -- */
*, *::before, *::after { box-sizing: border-box; }
html { background: var(--bg); -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0; background: var(--bg); color: var(--fg-2);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, h4, dl, dd, figure, pre { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
[hidden] { display: none !important; }
::selection { background: var(--acc); color: var(--bg); }
:focus-visible { outline: 1px solid var(--acc); outline-offset: 3px; }
.sr-only { position: absolute !important; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: fixed; left: 16px; top: 10px; z-index: 300; padding: 8px 12px; background: var(--fg); color: var(--bg); font: 500 12px/1 var(--mono); transform: translateY(-200%); }
.skip:focus { transform: none; }

.w { width: 100%; max-width: calc(var(--w) + 56px); margin-inline: auto; padding-left: var(--gl); padding-right: var(--gr); }
.s { padding-block: clamp(80px, 10vw, 140px); }
.rule { border-top: 1px solid var(--line); }

/* ------------------------------------------------------------------ type -- */
h1 { font: 500 clamp(40px, 6.2vw, 76px)/1.02 var(--sans); letter-spacing: -.04em; color: var(--fg); text-wrap: balance; }
h2 { font: 400 clamp(28px, 3.5vw, 44px)/1.12 var(--sans); letter-spacing: -.03em; color: var(--fg); text-wrap: balance; max-width: 22em; }
h3 { font: 500 17px/1.35 var(--sans); letter-spacing: -.01em; color: var(--fg); }
.mute { color: var(--fg-2); }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(17px, 1.5vw, 19px); line-height: 1.55; max-width: 54ch; text-wrap: pretty; }
.lbl { font: 500 11.5px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); }
.mono { font-family: var(--mono); }
.fg { color: var(--fg); }
.tab { font-variant-numeric: tabular-nums; }

/* figure label: FIG. 1 */
.figl { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-2); }
.figl b { padding: 4px 6px; font-weight: 500; color: var(--fg); box-shadow: inset 0 0 0 1px var(--line-2); }

/* -------------------------------------------------------------- buttons -- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 40px; padding-inline: 16px;
  font: 500 12px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; white-space: nowrap;
  transition: background-color .2s, color .2s, box-shadow .2s;
}
.btn .ar { transition: transform .3s var(--ease); }
.btn:hover .ar { transform: translateX(3px); }
.btn-p { background: var(--acc-bg); color: var(--acc); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 35%, transparent); }
.btn-p:hover { background: var(--acc); color: var(--bg); }
.btn-s { color: var(--fg); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn-s:hover { box-shadow: inset 0 0 0 1px var(--fg-3); background: var(--panel); }
.btn-sm { height: 30px; padding-inline: 10px; font-size: 11px; }
.btns { display: flex; flex-wrap: wrap; gap: 8px; }

/* --------------------------------------------------------------- header -- */
.hdr {
  position: fixed; inset: 0 0 auto; z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.hdr-in {
  max-width: var(--wide); margin-inline: auto; height: var(--hh);
  padding-left: var(--gl); padding-right: var(--gr);
  display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 20px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; justify-self: start; }
/* LOGO SLOT: put the logo SVG/IMG inside .logo */
.logo {
  --c: var(--fg-3);
  width: 24px; height: 24px; flex: none; display: grid; place-items: center;
  background:
    linear-gradient(var(--c), var(--c)) 0 0 / 6px 1px no-repeat, linear-gradient(var(--c), var(--c)) 0 0 / 1px 6px no-repeat,
    linear-gradient(var(--c), var(--c)) 100% 0 / 6px 1px no-repeat, linear-gradient(var(--c), var(--c)) 100% 0 / 1px 6px no-repeat,
    linear-gradient(var(--c), var(--c)) 0 100% / 6px 1px no-repeat, linear-gradient(var(--c), var(--c)) 0 100% / 1px 6px no-repeat,
    linear-gradient(var(--c), var(--c)) 100% 100% / 6px 1px no-repeat, linear-gradient(var(--c), var(--c)) 100% 100% / 1px 6px no-repeat;
}
.logo::after { content: ""; width: 6px; height: 6px; background: var(--acc); }
.logo:has(img, svg) { background: none; width: auto; }
.logo:has(img, svg)::after { content: none; }
.logo img, .logo svg { height: 24px; width: auto; }
.wordmark { font: 500 14px/1 var(--mono); letter-spacing: .04em; color: var(--acc); }
.wordmark span { color: var(--fg-3); }
.nav { display: flex; gap: 2px; }
.nav a { padding: 8px 12px; font: 500 11.5px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-2); transition: color .2s; }
.nav a:hover { color: var(--fg); }
.nav a[aria-current="page"] { color: var(--fg); box-shadow: inset 0 -1px 0 var(--acc); }
.hdr-act { justify-self: end; display: flex; align-items: center; gap: 8px; }
.menu-btn { display: none; height: 30px; padding-inline: 10px; font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg); box-shadow: inset 0 0 0 1px var(--line-2); }
.menu {
  position: fixed; left: 0; right: 0; top: calc(var(--hh) + env(safe-area-inset-top, 0px)); z-index: 99;
  padding: 4px var(--gr) 20px var(--gl);
  background: var(--bg); border-bottom: 1px solid var(--line);
  visibility: hidden; opacity: 0; transform: translateY(-6px);
  transition: opacity .2s, transform .25s var(--ease), visibility 0s .25s;
}
.menu.open { visibility: visible; opacity: 1; transform: none; transition: opacity .2s, transform .25s var(--ease); }
.menu a { display: flex; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--line); font: 500 13px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg); }
.menu a span { color: var(--fg-3); }
@media (max-width: 900px) {
  .hdr-in { grid-template-columns: minmax(0, 1fr) auto; }
  .nav, .hdr-act .btn { display: none; }
  .menu-btn { display: inline-flex; align-items: center; }
}
@media (min-width: 901px) { .menu { display: none; } }

/* ----------------------------------------------------------------- hero -- */
.hero { padding-top: calc(var(--hh) + env(safe-area-inset-top, 0px) + clamp(64px, 9vw, 128px)); padding-bottom: clamp(72px, 9vw, 120px); }
.hero-copy { display: grid; gap: 26px; }
.hero h1 { max-width: 12.5em; }
.hero-fig { margin-top: clamp(56px, 7vw, 88px); }
@media (prefers-reduced-motion: no-preference) {
  .in { opacity: 0; transform: translateY(10px); animation: in .8s var(--ease) forwards; animation-delay: calc(var(--i, 0) * 80ms + 60ms); }
}
@keyframes in { to { opacity: 1; transform: none; } }

.figbox {
  display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  box-shadow: inset 0 0 0 1px var(--line);
  background-image: radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--fg) 7%, transparent) 1px, transparent 1.4px);
  background-size: 18px 18px;
}
.figbox > .art { padding: clamp(20px, 3vw, 36px); border-right: 1px solid var(--line); }
.callouts { display: grid; align-content: center; padding: clamp(20px, 3vw, 32px); gap: 0; }
.callouts li { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 8px; padding: 13px 0; border-top: 1px dashed var(--line-2); font: 400 13px/1.45 var(--mono); color: var(--fg-2); }
.callouts li:first-child { border-top: 0; }
.callouts li b { color: var(--fg); font-weight: 500; }
.callouts li > span:first-child { color: var(--fg-3); }
.callouts li.status { color: var(--acc); }
.callouts li.status b { color: var(--acc); }
@media (max-width: 820px) {
  .figbox { grid-template-columns: minmax(0, 1fr); }
  .figbox > .art { border-right: 0; border-bottom: 1px solid var(--line); }
}

/* ------------------------------------------------------- character art -- */
.art { container-type: inline-size; min-width: 0; }
.art pre {
  font-family: var(--mono);
  font-size: min(var(--fs, 13px), calc(100cqw / var(--cols, 60) / .6));
  line-height: 1.2; letter-spacing: 0;
  color: var(--fg-3); white-space: pre; overflow: hidden;
}
.a-h { color: var(--fg); }
.a-m { color: var(--fg-2); }
.a-d { color: var(--line-2); }
.a-acc { color: var(--acc); }
.a-ok { color: var(--ok); }
.a-bad { color: var(--bad); }
.a-warn { color: var(--warn); }
.a-blink { animation: blink 1.2s steps(2, jump-none) infinite; }
@keyframes blink { 50% { opacity: .15; } }

/* ------------------------------------------------------------- sections -- */
.sh { display: grid; gap: 18px; margin-bottom: clamp(40px, 5vw, 64px); }
.sh .lbl b { color: var(--acc); font-weight: 500; }

/* comparison with # rails */
.cmp { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(28px, 5vw, 64px); }
.cmp-col { position: relative; display: grid; gap: 26px; align-content: start; padding-left: 26px; min-width: 0; }
.cmp-col::before {
  content: ""; position: absolute; left: 0; top: 2px; bottom: 0; width: 8px;
  background: var(--line-2);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='12'%3E%3Cpath d='M2 2v8M6 2v8M0 4.5h8M0 7.5h8' stroke='%23000' stroke-width='1'/%3E%3C/svg%3E") 0 0 / 8px 12px repeat-y;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='12'%3E%3Cpath d='M2 2v8M6 2v8M0 4.5h8M0 7.5h8' stroke='%23000' stroke-width='1'/%3E%3C/svg%3E") 0 0 / 8px 12px repeat-y;
}
.cmp-col h3 span { display: block; color: var(--fg-2); font-weight: 400; }
.cmp-col .art { min-height: 150px; display: grid; align-items: center; }
@media (max-width: 760px) { .cmp { grid-template-columns: minmax(0, 1fr); } }

/* bold-into-grey lines */
.bl { display: grid; gap: 6px; font-size: 15px; }
.bl li { color: var(--fg-2); }
.bl li b { color: var(--fg); font-weight: 500; }

/* product cards */
.cards { display: grid; grid-template-columns: repeat(var(--n, 3), minmax(0, 1fr)); gap: 12px; }
.card { display: grid; gap: 16px; align-content: start; min-width: 0; padding: 22px; background: var(--panel); transition: background-color .25s; }
.card:hover { background: var(--panel-2); }
.card .art { padding: 6px 0 4px; }
.card p { font-size: 15px; }
.card-top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.card-name { font: 500 26px/1 var(--mono); letter-spacing: .02em; color: var(--fg); }
.card-name small { font-size: 12px; color: var(--fg-3); letter-spacing: .08em; margin-right: 8px; }
.card-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-top: 14px; border-top: 1px solid var(--line); font: 500 11.5px/1 var(--mono); letter-spacing: .06em; color: var(--fg-3); }
@media (max-width: 960px) { .cards { grid-template-columns: repeat(min(var(--n, 3), 2), minmax(0, 1fr)); } }
@media (max-width: 640px) { .cards { grid-template-columns: minmax(0, 1fr); } }

/* key / value rows */
.kv { display: grid; grid-template-columns: minmax(0, max-content) minmax(0, 1fr); font-size: 14px; }
.kv dt, .kv dd { padding: 8px 0; border-top: 1px solid var(--line); }
.kv dt { padding-right: 18px; font: 500 11px/1.75 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--fg-3); }
.kv dd { color: var(--fg); min-width: 0; }

/* status chip */
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 3px 6px; font: 500 10.5px/1.2 var(--mono); letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; color: var(--fg-2); background: var(--panel-2); }
.chip.ok { color: var(--ok); background: var(--ok-bg); }
.chip.warn { color: var(--warn); background: var(--warn-bg); }
.chip.bad { color: var(--bad); background: var(--bad-bg); }
.chip.acc { color: var(--acc); background: var(--acc-bg); }

/* services list */
.svc { border-top: 1px solid var(--line); }
.svc li { display: grid; grid-template-columns: 56px minmax(0, 15em) minmax(0, 1fr); gap: 8px 24px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.svc .n { font: 500 12px/1.6 var(--mono); color: var(--acc); }
.svc b { color: var(--fg); font-weight: 500; }
@media (max-width: 700px) { .svc li { grid-template-columns: 40px minmax(0, 1fr); } .svc li > span:last-child { grid-column: 2; } }

/* console mock (FIG. 2) */
.con { position: relative; box-shadow: inset 0 0 0 1px var(--line); background: var(--bg); font-size: 13px; }
.con-bar { display: flex; align-items: center; gap: 14px; height: 34px; padding-inline: 12px; border-bottom: 1px solid var(--line); }
.con-bar i { width: 7px; height: 7px; border-radius: 50%; background: var(--line-2); }
.con-bar span { width: 120px; height: 6px; background: var(--panel-2); margin-left: 40px; }
.con-body { display: grid; grid-template-columns: 170px minmax(0, 1fr); min-height: 380px; }
.con-side { border-right: 1px solid var(--line); padding: 12px; display: grid; gap: 4px; align-content: start; font: 400 12px/1.4 var(--mono); color: var(--fg-3); }
.con-side .dev { display: flex; align-items: center; gap: 8px; padding: 6px 4px 12px; margin-bottom: 8px; border-bottom: 1px solid var(--line); color: var(--fg-2); }
.con-side .dev i { width: 18px; height: 18px; background: var(--panel-2); }
.con-side .grp { margin-top: 10px; font-size: 10.5px; letter-spacing: .08em; }
.con-side a { padding: 4px 6px; }
.con-side a.on { color: var(--acc); background: var(--acc-bg); }
.con-main { padding: 22px clamp(14px, 2.4vw, 28px); min-width: 0; }
.con-h { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 16px; }
.con-h h4 { font: 500 20px/1 var(--sans); color: var(--fg); display: flex; gap: 10px; align-items: center; letter-spacing: -.01em; }
.con-h h4::before { content: ""; width: 10px; height: 10px; background: var(--acc); }
.con-tbl-wrap { overflow-x: auto; }
.con-tbl { width: 100%; border-collapse: collapse; font: 400 12px/1.3 var(--mono); box-shadow: inset 0 0 0 1px var(--line); }
.con-tbl th { text-align: left; padding: 9px 10px; font-size: 10.5px; font-weight: 500; letter-spacing: .08em; color: var(--fg-3); border-bottom: 1px solid var(--line); white-space: nowrap; }
.con-tbl td { padding: 10px; border-bottom: 1px solid var(--line); color: var(--fg-2); white-space: nowrap; }
.con-tbl td:first-child { color: var(--fg); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
.con-tbl tr:last-child td { border-bottom: 0; }
.con-log { margin-top: 16px; display: grid; gap: 4px; font: 400 11.5px/1.5 var(--mono); color: var(--fg-3); }
.con-log b { color: var(--fg-2); font-weight: 400; }
.toast {
  position: absolute; right: clamp(12px, 3vw, 28px); bottom: clamp(12px, 3vw, 28px); z-index: 2;
  display: grid; grid-template-columns: 14px minmax(0, 1fr); gap: 2px 10px; max-width: 290px;
  padding: 11px 14px; background: var(--acc-bg); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 45%, transparent);
  font: 400 12px/1.45 var(--mono); color: var(--acc);
  opacity: 0; transform: translateY(8px); transition: opacity .3s, transform .4s var(--ease);
}
.toast.show { opacity: 1; transform: none; }
.toast::before { content: ""; grid-row: 1 / span 2; width: 8px; height: 8px; margin-top: 5px; background: var(--acc); }
.toast span { color: var(--fg-2); }
@media (max-width: 700px) {
  .con-body { grid-template-columns: minmax(0, 1fr); }
  .con-side { display: none; }
  .con-tbl .hide-sm { display: none; }
  .toast { left: 12px; right: 12px; max-width: none; }
}

/* small cards for sectors */
.mini { display: grid; gap: 8px; align-content: start; padding: 20px; background: var(--panel); min-width: 0; }
.mini p { font-size: 14.5px; }

/* facts row */
.facts { display: grid; grid-template-columns: repeat(var(--n, 4), minmax(0, 1fr)); border-block: 1px solid var(--line); margin-bottom: clamp(48px, 6vw, 72px); }
.facts > div { padding: 18px 18px 20px; border-left: 1px solid var(--line); min-width: 0; }
.facts > div:first-child { border-left: 0; padding-left: 0; }
.facts b { display: block; margin-top: 8px; font: 500 22px/1.2 var(--sans); letter-spacing: -.02em; color: var(--fg); }
.facts b.mono { font: 500 15px/1.4 var(--mono); letter-spacing: 0; }
@media (max-width: 760px) {
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .facts > div:nth-child(3) { border-left: 0; padding-left: 0; }
  .facts > div:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* data table */
.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 14px; }
.tbl th { text-align: left; padding: 10px 16px 10px 0; font: 500 11px/1.3 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); border-bottom: 1px solid var(--line-2); white-space: nowrap; }
.tbl td { padding: 13px 16px 13px 0; border-bottom: 1px solid var(--line); color: var(--fg-2); vertical-align: top; }
.tbl td:first-child { color: var(--fg); }
.tbl .mono { font-size: 12.5px; }

/* careers row */
.band { border-block: 1px solid var(--line); }
.band .w { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px 32px; padding-block: 32px; }
.band p { color: var(--fg); font-size: 17px; }
.band p span { display: block; margin-top: 4px; font: 400 12.5px/1.5 var(--mono); color: var(--fg-3); }

/* contact */
.contact { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.contact .mini b { font: 500 14px/1.4 var(--mono); color: var(--fg); user-select: all; word-break: break-word; }
@media (max-width: 960px) { .contact { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .contact { grid-template-columns: minmax(0, 1fr); } }

/* --------------------------------------------------------------- careers -- */
.req { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: clamp(40px, 5vw, 56px); }
.req .mini { gap: 12px; }
.req h3 { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
@media (max-width: 700px) { .req { grid-template-columns: minmax(0, 1fr); } }

.filters { display: grid; gap: 12px; margin-bottom: 18px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips button {
  height: 30px; padding-inline: 10px;
  font: 500 11px/1 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--fg-2);
  box-shadow: inset 0 0 0 1px var(--line-2); transition: color .2s, box-shadow .2s, background-color .2s;
}
.chips button:hover { color: var(--fg); box-shadow: inset 0 0 0 1px var(--fg-3); }
.chips button[aria-pressed="true"] { color: var(--acc); background: var(--acc-bg); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--acc) 45%, transparent); }
.chips button span { margin-left: 6px; color: var(--fg-3); }
.fbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.search { position: relative; flex: 1 1 240px; max-width: 360px; }
.search input {
  width: 100%; height: 30px; padding: 0 10px 0 30px;
  font: 400 12.5px/1 var(--mono); color: var(--fg);
  background: transparent; border: 0; border-radius: 0; box-shadow: inset 0 0 0 1px var(--line-2);
}
.search input::placeholder { color: var(--fg-3); }
.search input:focus { outline: none; box-shadow: inset 0 0 0 1px var(--acc); }
.search::before { content: ""; position: absolute; left: 10px; top: 9px; width: 9px; height: 9px; border: 1.5px solid var(--fg-3); border-radius: 50%; pointer-events: none; }
.search::after { content: ""; position: absolute; left: 18px; top: 19px; width: 5px; height: 1.5px; background: var(--fg-3); transform: rotate(45deg); pointer-events: none; }
.count { margin-left: auto; font: 400 12px/1 var(--mono); color: var(--fg-3); }

.roles { border-top: 1px solid var(--line-2); }
.role { border-bottom: 1px solid var(--line); scroll-margin-top: calc(var(--hh) + 20px); }
.role summary {
  list-style: none; cursor: pointer;
  display: grid; grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr) minmax(0, .8fr) auto 16px;
  gap: 6px 20px; align-items: center; padding: 15px 10px;
  transition: background-color .2s;
}
.role summary::-webkit-details-marker { display: none; }
.role summary:hover, .role[open] summary { background: var(--panel); }
.role-t { color: var(--fg); font-weight: 500; font-size: 15.5px; }
.role-t small { display: block; margin-top: 2px; font: 400 12px/1.3 var(--mono); color: var(--fg-3); }
.role-m { font: 400 12.5px/1.3 var(--mono); color: var(--fg-2); }
.role-x { position: relative; width: 16px; height: 16px; justify-self: end; }
.role-x::before, .role-x::after { content: ""; position: absolute; left: 2px; right: 2px; top: 7.5px; height: 1px; background: var(--acc); transition: transform .3s var(--ease); }
.role-x::after { transform: rotate(90deg); }
.role[open] .role-x::after { transform: none; }
.role-body { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 18px clamp(24px, 4vw, 48px); padding: 4px 10px 26px; background: var(--panel); }
.role-body > div > p { color: var(--fg); max-width: 58ch; }
.apply { margin-top: 16px; font: 400 12.5px/1.6 var(--mono); color: var(--fg-2); }
.apply b { color: var(--acc); font-weight: 500; user-select: all; }
.certs li { color: var(--fg); }
.req-n { display: block; margin-top: 2px; font: 400 11.5px/1.5 var(--mono); color: var(--fg-3); }
@media (max-width: 760px) {
  .role summary { position: relative; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; padding-right: 40px; }
  .role-t { flex: 1 0 100%; }
  .role summary > span:nth-of-type(2) { display: none; }
  .role-x { position: absolute; right: 10px; top: 18px; }
  .role-body { grid-template-columns: minmax(0, 1fr); }
  .count { margin-left: 0; }
}
.empty { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: center; padding: 20px 10px; border-bottom: 1px solid var(--line); }
@supports (interpolate-size: allow-keywords) {
  :root { interpolate-size: allow-keywords; }
  .role::details-content { block-size: 0; overflow: clip; transition: block-size .35s var(--ease), content-visibility .35s allow-discrete; }
  .role[open]::details-content { block-size: auto; }
}

/* ---------------------------------------------------------------- footer -- */
.ftr { border-top: 1px solid var(--line); }
.ftr .w { display: grid; gap: 22px; padding-block: 32px calc(26px + env(safe-area-inset-bottom, 0px)); }
.ftr-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px; }
.ftr-nav { display: flex; flex-wrap: wrap; gap: 4px 18px; font: 500 11.5px/1.8 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.ftr-nav a { color: var(--fg-2); transition: color .2s; }
.ftr-nav a:hover { color: var(--fg); }
.ftr-bot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; font: 400 12px/1.6 var(--mono); color: var(--fg-3); }
.relay { display: inline-flex; align-items: center; gap: 8px; }
.relay::before { content: ""; width: 6px; height: 6px; background: var(--warn); animation: blink 2.2s steps(2, jump-none) infinite; }

/* ------------------------------------------------------ motion & quirks -- */
/* scroll progress under the header */
.hdr-prog { position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; pointer-events: none; }
.hdr-prog i { display: block; height: 100%; background: var(--acc); transform-origin: left; transform: scaleX(var(--p, 0)); }

/* two-tone headlines land in two beats */
.js h2.rv .mute, .js h1.in .grad { transition: opacity .9s var(--ease) .35s, filter .9s var(--ease) .35s; }
.js h2.rv:not(.on) .mute { opacity: 0; filter: blur(4px); }

/* the antenna in FIG. 1 can be clicked */
.art .ant { cursor: crosshair; }
.art .ant.hot { animation: blink .25s steps(2, jump-none) infinite; }
.callouts li.sig { color: var(--warn); }
.callouts li.sig b { color: var(--warn); }
.callouts li.sig:not([hidden]) { animation: sigIn .5s var(--ease); }
@keyframes sigIn { from { opacity: 0; transform: translateX(-6px); } }

/* entry points to the relay */
.ftr-r { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 8px 22px; }
.relay { font: inherit; color: inherit; cursor: pointer; transition: color .2s; }
.relay:hover { color: var(--warn); }
.relay.glitch { color: var(--bad); animation: glitch .14s steps(2, jump-none) 6; }
.relay.glitch::before { background: var(--bad); }
@keyframes glitch { 50% { transform: translateX(1px); opacity: .6; } }
.kbd-hint { font: inherit; color: var(--fg-3); cursor: pointer; }
.kbd-hint:hover { color: var(--fg-2); }
@media (hover: none) { .kbd-hint { display: none; } }
kbd { display: inline-block; min-width: 18px; padding: 1px 5px; font: 500 11px/1.4 var(--mono); text-align: center; color: var(--fg); background: var(--panel-2); box-shadow: inset 0 -1px 0 var(--line-2), inset 0 0 0 1px var(--line); }
.chip-btn { cursor: pointer; border: 0; font-family: var(--mono); transition: box-shadow .2s; }
.chip-btn:hover { box-shadow: inset 0 0 0 1px var(--warn); }

/* dialogs: relay terminal + shortcuts */
.term, .keys {
  width: min(760px, calc(100vw - 32px)); max-height: min(560px, calc(100dvh - 48px));
  padding: 0; border: 0; color: var(--fg-2); background: var(--bg);
  box-shadow: 0 0 0 1px var(--line-2), 0 30px 80px rgba(0, 0, 0, .6);
  font: 400 13px/1.55 var(--mono);
}
.term[open] { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
.term::backdrop, .keys::backdrop { background: color-mix(in srgb, var(--bg) 70%, transparent); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); }
.term[open], .keys[open] { animation: dlgIn .35s var(--ease); }
@keyframes dlgIn { from { opacity: 0; transform: translateY(8px) scale(.99); } }
.term-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); }
.term-bar button { font: inherit; letter-spacing: inherit; text-transform: inherit; color: var(--fg-2); display: inline-flex; gap: 8px; align-items: center; }
.term-bar button:hover { color: var(--fg); }
.term-out { overflow-y: auto; padding: 14px 16px; white-space: pre-wrap; word-break: break-word; min-height: 260px; }
.term-out .l { min-height: 1.55em; }
.term-out .cmd { color: var(--fg); }
.term-out .cmd::before { content: "relay> "; color: var(--acc); }
.term-out .ok { color: var(--ok); }
.term-out .warn { color: var(--warn); }
.term-out .bad { color: var(--bad); }
.term-out .acc { color: var(--acc); }
.term-out .dim { color: var(--fg-3); }
.term-out .hi { color: var(--fg); }
.term-in { display: flex; align-items: center; gap: 8px; padding: 10px 16px; border-top: 1px solid var(--line); }
.term-in label { color: var(--acc); }
.term-in input { flex: 1; min-width: 0; padding: 4px 0; font: inherit; color: var(--fg); background: transparent; border: 0; outline: none; caret-color: var(--acc); }
.keys dl { display: grid; grid-template-columns: max-content 1fr; gap: 10px 22px; padding: 18px 18px 22px; }
.keys dt { white-space: nowrap; }
.keys dd { color: var(--fg); }

/* small transient notice */
.notice {
  position: fixed; left: max(16px, env(safe-area-inset-left, 0px)); bottom: max(16px, env(safe-area-inset-bottom, 0px)); z-index: 120;
  padding: 10px 14px; background: var(--panel); box-shadow: inset 0 0 0 1px var(--line-2);
  font: 400 12px/1.4 var(--mono); color: var(--fg);
  animation: dlgIn .3s var(--ease);
}

/* the unlisted role arrives with a flicker */
.role.unlisted summary { box-shadow: inset 2px 0 0 var(--warn); }
.role.unlisted:not([hidden]) { animation: flick .6s steps(6, jump-none); }
@keyframes flick { 0%, 40%, 80% { opacity: .2; } 20%, 60%, 100% { opacity: 1; } }

/* red-light mode: one hue at low luminance, to protect night vision */
html.redlight {
  --bg: #0a0303; --panel: #140605; --panel-2: #1b0807; --line: #2a0d0b; --line-2: #3c130f;
  --fg: #ff6b5c; --fg-2: #c0463d; --fg-3: #82302a;
  --acc: #ff3d30; --acc-hi: #ff5a4e; --acc-lo: #c4231a; --acc-bg: #260806;
  --ok: #ff6b5c; --ok-bg: #260806; --warn: #ff8a7a; --warn-bg: #260806; --bad: #ff3d30; --bad-bg: #260806;
  --grad: linear-gradient(90deg, var(--acc), var(--acc));
}
html.redlight body { transition: background-color .4s; }

/* ---------------------------------------------------------------- reveal -- */
.js .rv { opacity: 0; transform: translateY(10px); transition: opacity .7s var(--ease), transform .8s var(--ease); transition-delay: calc(var(--d, 0) * 70ms); }
.js .rv.on { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .js .rv { opacity: 1; transform: none; }
}

/* ----------------------------------------------------------------- legal -- */
/* privacy.html: numbered contents rail + one readable prose column.          */
.legal-meta { max-width: 640px; }
.legal-meta a { border-bottom: 1px solid var(--line-2); }
.legal-meta a:hover { color: var(--acc); border-color: var(--acc); }
.legal-s { padding-top: clamp(48px, 6vw, 72px); }
.legal { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.toc { position: sticky; top: calc(var(--hh) + 28px); display: grid; }
.toc .lbl { padding-bottom: 12px; }
.toc a { display: flex; gap: 12px; padding: 7px 0; border-top: 1px solid var(--line); font: 500 11.5px/1.45 var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--fg-3); transition: color .2s var(--ease); }
.toc a span { color: var(--fg-3); transition: color .2s var(--ease); }
.toc a:hover, .toc a.on { color: var(--fg); }
.toc a.on span { color: var(--acc); }
.prose { display: grid; gap: clamp(52px, 6.5vw, 80px); max-width: 68ch; }
.prose section { display: grid; gap: 18px; scroll-margin-top: calc(var(--hh) + 28px); }
.prose .num { font: 500 12px/1 var(--mono); letter-spacing: .08em; color: var(--acc); padding-top: 14px; border-top: 1px solid var(--line); }
.prose h2 { font-size: clamp(24px, 2.6vw, 32px); max-width: none; }
.prose p { font-size: 16.5px; line-height: 1.72; color: var(--fg-2); text-wrap: pretty; }
.prose b { color: var(--fg); font-weight: 500; }
.prose a { color: var(--fg); border-bottom: 1px solid var(--line-2); overflow-wrap: anywhere; transition: color .2s var(--ease), border-color .2s var(--ease); }
.prose a:hover { color: var(--acc); border-color: var(--acc); }
.prose .kv { font-size: 15px; }
.prose .kv dt { padding-right: 28px; }
.pts { display: grid; gap: 14px; }
.pts li { position: relative; padding-left: 26px; font-size: 16.5px; line-height: 1.7; color: var(--fg-2); }
.pts li::before { content: ""; position: absolute; left: 0; top: .85em; width: 12px; height: 1px; background: var(--acc); }
.callout { padding: 18px 20px; background: var(--panel); box-shadow: inset 2px 0 0 var(--acc); }
.ph { display: inline-block; padding: 1px 7px; font: 500 .82em/1.6 var(--mono); letter-spacing: .02em; color: var(--warn); background: var(--warn-bg); overflow-wrap: anywhere; }
.ftr-nav a[aria-current="page"] { color: var(--fg); }
@media (max-width: 880px) {
  .legal { grid-template-columns: 1fr; }
  .toc { position: static; grid-template-columns: 1fr 1fr; column-gap: 20px; }
  .toc .lbl { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .toc { grid-template-columns: 1fr; }
  .prose p, .pts li { font-size: 16px; }
  .prose .kv { grid-template-columns: 1fr; }
  .prose .kv dt { padding-bottom: 0; }
  .prose .kv dd { border-top: 0; padding-top: 2px; }
}