/* VOXACAL website — "Net & Klinik": monochrome, one lime accent, no trackers or external fonts. */
@font-face {
  font-family: 'Instrument Sans';
  src: url('/fonts/InstrumentSans_400Regular.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Instrument Sans';
  src: url('/fonts/InstrumentSans_600SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-display: swap;
}

:root {
  --bg: #ffffff;
  --fg: #111111;
  --fg-2: #5e5e5e;
  --border: #e7e7e5;
  --subtle: #f5f5f4;
  --accent: #d4f53c;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0a0a0a;
    --fg: #f4f4f2;
    --fg-2: #a3a3a0;
    --border: #262626;
    --subtle: #161616;
  }
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 17px/1.55 'Instrument Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}
main,
header,
footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 20px;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg);
  text-decoration: none;
}
.mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.mark svg {
  width: 16px;
  height: 16px;
}
nav a,
footer a {
  color: var(--fg-2);
}
h1 {
  font-size: 34px;
  line-height: 1.15;
  margin: 24px 0 8px;
  letter-spacing: -0.01em;
}
h2 {
  font-size: 20px;
  margin: 36px 0 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.lead {
  color: var(--fg-2);
  font-size: 19px;
}
.meta {
  color: var(--fg-2);
  font-size: 14px;
}
a {
  color: var(--fg);
}
ul,
ol {
  padding-left: 22px;
}
li {
  margin: 4px 0;
}
.box {
  background: var(--subtle);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 20px 0;
}
.cta {
  display: inline-block;
  margin-top: 16px;
  padding: 14px 22px;
  border-radius: 6px;
  background: var(--accent);
  color: #111111;
  font-weight: 600;
  text-decoration: none;
}
footer {
  margin-top: 56px;
  padding-top: 20px;
  padding-bottom: 40px;
  border-top: 1px solid var(--border);
  font-size: 14px;
  color: var(--fg-2);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}