/* ResponseMark site: black and charcoal, electric blue for what is secured and what you can act on,
   red-orange thermals for hazard. Archivo Expanded for display, Instrument Sans for reading,
   JetBrains Mono only for real data (fingerprints, times). */
:root {
  --black: #070708; --char: #141518; --char-2: #1C1D21; --line: #2A2C31; --line-2: #3A3C42;
  --bone: #F2F1EE; --soft: #C8CAD0; --ash: #9A9DA6;
  --blue: #2E8BFF; --blue-hi: #6AAEFF; --blue-deep: #1F66F0;
  --t1: #3A0A0A; --t2: #8E1414; --t3: #E0301E; --t4: #FF6A13; --t5: #FFB23F; --t6: #FFF3D6;
  --display: "Archivo", "Arial Black", "Helvetica Neue", sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --gutter: max(16px, env(safe-area-inset-left, 0px));
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--black); color: var(--bone); font-family: var(--body); font-size: 18px; line-height: 1.55; }
a { color: inherit; }
img, svg, canvas { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 3px; }
.wrap { max-width: 1240px; margin: 0 auto; padding-left: var(--gutter); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--blue); color: #fff; padding: 8px 12px; border-radius: 6px; z-index: 50; }
.skip:focus { left: 16px; }

/* Top bar */
.bar { position: absolute; inset: 0 0 auto; z-index: 5; }
.bar .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 22px; padding-bottom: 22px; }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-family: var(--display); font-stretch: 125%; font-weight: 800; letter-spacing: .08em; font-size: 17px; text-transform: uppercase; }
.logo svg { width: 30px; height: 30px; flex: none; }
.nav { display: flex; gap: 22px; font-size: 15px; flex-wrap: wrap; justify-content: flex-end; }
.nav a { text-decoration: none; color: var(--soft); }
.nav a:hover { color: var(--bone); }
.nav .key { color: var(--bone); border: 1px solid var(--line-2); padding: 6px 12px; border-radius: 999px; }
.nav .key:hover { border-color: var(--blue); }
.nav .short { display: none; }
@media (max-width: 640px) { .nav a:not(.key) { display: none; } .nav .long { display: none; } .nav .short { display: inline; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; font-size: 16px; padding: 13px 22px; border-radius: 999px; border: 1px solid transparent; cursor: pointer; font-family: inherit; }
.btn.primary { background: var(--blue); color: #04070D; }
.btn.primary:hover { background: var(--blue-hi); }
.btn.ghost { border-color: var(--line-2); color: var(--bone); background: transparent; }
.btn.ghost:hover { border-color: var(--bone); }

/* Shared type */
.display { font-family: var(--display); font-stretch: 125%; font-weight: 800; letter-spacing: -.01em; line-height: 1; margin: 0; text-wrap: balance; }
h2.display { font-size: clamp(32px, 4.6vw, 60px); }
.lede { font-size: clamp(18px, 1.6vw, 21px); color: var(--soft); max-width: 36em; margin: 0; }
.muted { color: var(--ash); }
.mono { font-family: var(--mono); }

/* Footer */
footer.site { border-top: 1px solid var(--line); color: var(--ash); font-size: 15px; }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; align-items: center; padding-top: 28px; padding-bottom: 40px; }
footer.site a { color: var(--soft); text-decoration: none; }
footer.site a:hover { color: var(--bone); }
footer.site .logo { font-size: 14px; color: var(--soft); }
footer.site .logo svg { width: 22px; height: 22px; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }