:root {
  color-scheme: light;
  --grey: #58585a;
  --red: #dc1f2d;
  --deep: #1e1e1f;
  --paper: #fbfaf8;
  --tint: #f1efeb;
  --line: #dedbd4;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--deep); }
.mosaic {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  width: 9rem;
  height: 11rem;
  pointer-events: none;
  background:
    linear-gradient(rgba(88, 88, 90, 0.22), rgba(88, 88, 90, 0.22)) 6.2rem 0.4rem / 1.1rem 1.1rem no-repeat,
    linear-gradient(rgba(88, 88, 90, 0.16), rgba(88, 88, 90, 0.16)) 4.4rem 1.6rem / 1.5rem 0.45rem no-repeat,
    linear-gradient(rgba(88, 88, 90, 0.2), rgba(88, 88, 90, 0.2)) 7.4rem 2.4rem / 0.7rem 0.7rem no-repeat,
    linear-gradient(rgba(220, 31, 45, 0.55), rgba(220, 31, 45, 0.55)) 5.6rem 3.2rem / 0.55rem 0.55rem no-repeat,
    linear-gradient(rgba(88, 88, 90, 0.18), rgba(88, 88, 90, 0.18)) 3.2rem 3.6rem / 0.9rem 0.9rem no-repeat,
    linear-gradient(rgba(88, 88, 90, 0.14), rgba(88, 88, 90, 0.14)) 6.8rem 4.6rem / 1.2rem 0.4rem no-repeat;
}
header, main { position: relative; z-index: 1; }
header { display: flex; align-items: flex-end; gap: 1.25rem; padding: 1.5rem; border-bottom: 1px solid var(--line); }
.mark { width: 8rem; height: 8rem; display: block; }
.kicker { margin: 0 0 0.35rem; letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.72rem; font-weight: 700; color: var(--red); }
h1 { margin: 0; font-size: 2.4rem; font-weight: 800; letter-spacing: -0.03em; line-height: 0.95; }
.rule { display: block; width: 2.5rem; height: 3px; margin: 0.7rem 0 0.55rem; background: var(--red); }
.lead, p { color: var(--grey); font-weight: 300; }
main { max-width: 32rem; padding: 1.5rem; }
.card { border: 1px solid var(--line); background: var(--tint); padding: 1rem; margin-top: 1rem; }
button, a.button {
  display: inline-block;
  margin: 0.4rem 0.4rem 0 0;
  background: var(--grey);
  color: var(--paper);
  border: 1px solid var(--grey);
  border-radius: 0;
  padding: 0.6rem 0.8rem;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}
button:disabled { opacity: 0.45; cursor: not-allowed; }
.empty { font-weight: 300; }
code { font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; font-weight: 700; }