/* KH Labs shared brand chrome: top bar, Demos menu, footer. Spec: b2b/BRAND_CHROME.md. Fonts self-hosted in ./fonts/ */
@font-face{font-family:"KH Mona";src:url(fonts/mona-sans.woff2) format("woff2-variations"),url(fonts/mona-sans.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;font-style:normal;font-display:swap}
@font-face{font-family:"KH Mono";src:url(fonts/jetbrains-mono.woff2) format("woff2-variations"),url(fonts/jetbrains-mono.woff2) format("woff2");font-weight:100 800;font-style:normal;font-display:swap}
.khx,.khx-foot,.khx__menu{--khx-bg:#06080C;--khx-ink:#EEF1F5;--khx-mute:#8D939C;--khx-dim:#7C8597;--khx-line:rgba(238,241,245,.10);--khx-line2:rgba(238,241,245,.18);--khx-r1:#0D1117;--khx-r2:#141A22;--khx-or:#FF4F1A;--khx-or-ink:#0C0604;--khx-sans:"KH Mona",ui-sans-serif,system-ui,sans-serif;--khx-mono:"KH Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--khx-pad:clamp(20px,4vw,56px);font-family:var(--khx-sans);font-weight:420;font-stretch:100%;line-height:1.5;color:var(--khx-ink);text-align:left;-webkit-font-smoothing:antialiased}
.khx *,.khx-foot *{box-sizing:border-box}
.khx a,.khx-foot a{color:inherit;text-decoration:none}
.khx svg,.khx-foot svg{display:block}

/* ---- top bar ---- */
.khx{position:sticky;top:0;z-index:60;background:rgba(6,8,12,.92);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--khx-line);font-size:14.5px}
.khx__in{height:64px;max-width:1360px;margin-inline:auto;padding-inline:var(--khx-pad);display:flex;align-items:center;gap:12px}
.khx__mark{display:inline-flex;align-items:center;gap:10px;font-weight:680;font-stretch:118%;letter-spacing:-.02em;font-size:17px;color:var(--khx-ink);white-space:nowrap}
.khx__g{height:28px;width:28px;flex:none}
.khx__word{white-space:nowrap}
.khx__word b{font-weight:780;font-stretch:122%;letter-spacing:-.02em}
.khx__word span{font-weight:440;font-stretch:104%;letter-spacing:-.01em;color:var(--khx-sub,#AEB5BF)}
.khx__sep{color:var(--khx-dim);font-weight:400;font-size:17px}
.khx__demo{font-weight:560;font-stretch:104%;font-size:15px;letter-spacing:-.01em;color:var(--khx-ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.khx__r{margin-left:auto;display:flex;align-items:center;gap:14px;flex:none}
.khx__menu{position:relative}
.khx__menu>summary{list-style:none;display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 10px;border-radius:7px;color:var(--khx-mute);cursor:pointer;font-size:14.5px;user-select:none;transition:color .2s}
.khx__menu>summary::-webkit-details-marker{display:none}
.khx__menu>summary:hover,.khx__menu[open]>summary{color:var(--khx-ink)}
.khx__menu>summary svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s}
.khx__menu[open]>summary svg{transform:rotate(180deg)}
.khx__pop{position:absolute;right:0;top:calc(100% + 10px);min-width:236px;padding:6px;background:var(--khx-r1);border:1px solid var(--khx-line2);border-radius:10px;box-shadow:0 16px 40px -16px rgba(0,0,0,.85);display:flex;flex-direction:column;z-index:5}
.khx__pop a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 12px;border-radius:6px;font-size:14.5px;color:var(--khx-ink);transition:background .15s,color .15s}
.khx__pop a:hover,.khx__pop a:focus-visible{background:var(--khx-r2);color:var(--khx-or)}
.khx__pop a[aria-current="page"]::after{content:"here";font:500 10.5px/1 var(--khx-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--khx-or)}
.khx__btn{display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 14px 0 16px;border-radius:7px;background:var(--khx-or);color:var(--khx-or-ink)!important;font-weight:620;font-stretch:104%;font-size:14px;letter-spacing:-.005em;white-space:nowrap;box-shadow:0 1px 0 rgba(255,255,255,.28) inset;transition:background .25s}
.khx__btn:hover{background:#FF6A3A}
.khx__btn svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}
.khx a:focus-visible,.khx summary:focus-visible,.khx-foot a:focus-visible{outline:2px solid var(--khx-or);outline-offset:3px;border-radius:4px}

/* ---- footer ---- */
.khx-foot{background:var(--khx-bg);border-top:1px solid var(--khx-line);color:var(--khx-mute);font-size:13.5px;padding:36px 0 44px;clear:both;position:relative;z-index:2}
.khx-foot__in{max-width:1360px;margin-inline:auto;padding-inline:var(--khx-pad);display:grid;gap:18px}
.khx-foot__id{margin:0;display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;color:var(--khx-ink)}
.khx-foot__id .khx__g{width:24px;height:24px}
.khx-foot__id .khx__word{font-size:15px}
.khx-foot__id>span{color:var(--khx-mute)}
.khx-foot__links{display:flex;flex-wrap:wrap;gap:8px 22px}
.khx-foot__links a{color:var(--khx-mute);transition:color .2s}
.khx-foot__links a:hover{color:var(--khx-or)}
.khx-foot__links a.khx-foot__cta{color:var(--khx-ink);box-shadow:inset 0 -1px 0 var(--khx-or)}
.khx-foot__note{margin:0;font:400 12px/1.6 var(--khx-mono);color:var(--khx-dim);max-width:100ch}

@media (max-width:560px){
  .khx-foot__dot{display:none}
  .khx__in{gap:6px;padding-inline:16px}
  .khx__menu>summary{font-size:13.5px;gap:4px}
  .khx__sep{font-size:15px}
  .khx--demo .khx__word{display:none}
  .khx__g{width:24px;height:24px}
  .khx__demo{font-size:14px;letter-spacing:-.02em;overflow:visible}
  .khx__btn{padding:0 10px;font-size:13px}
  .khx__btn svg{display:none}
  .khx__r{gap:6px}
  .khx__menu>summary{padding:0 6px}
  .khx__pop{right:-8px}
}
@media (prefers-reduced-motion:reduce){.khx *,.khx-foot *{transition:none!important}}