:root {
  --void: #09090a;
  --soot: #161617;
  --coal: #212123;
  --flare: #e00a14;
  --bone: #ffffff;
  --ash: rgba(255, 255, 255, 0.52);
  --mute: rgba(255, 255, 255, 0.28);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--void);
  color: var(--bone);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

a {
  color: var(--flare);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(760px, calc(100% - 36px));
  margin: 0 auto;
  padding: 28px 0 64px;
}

.rail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--flare);
  margin-bottom: 36px;
}

.mark {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stamp {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ash);
}

.wordmark {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  gap: 18px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

nav a {
  color: var(--ash);
  text-decoration: none;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--bone);
  text-decoration: none;
}

h1 {
  font-size: clamp(28px, 6vw, 42px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 10px 0 18px;
}

h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--flare);
  margin: 32px 0 10px;
}

p,
li {
  color: var(--ash);
}

p + p,
ul + p {
  margin-top: 12px;
}

ul {
  margin: 10px 0 0 18px;
}

.lead {
  font-size: 18px;
  color: var(--bone);
  max-width: 38em;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 28px;
}

@media (min-width: 640px) {
  .grid {
    grid-template-columns: 1fr 1fr;
  }
}

.card {
  background: var(--soot);
  border: 1px solid var(--coal);
  padding: 16px 16px 18px;
}

.card .stamp {
  margin-bottom: 8px;
}

.card strong,
.card a.mail {
  display: block;
  font-size: 18px;
  font-weight: 600;
  color: var(--bone);
  font-variant-numeric: tabular-nums;
}

.card a.mail {
  color: var(--flare);
  word-break: break-all;
}

.bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-block;
  padding: 12px 20px;
  background: var(--flare);
  color: var(--bone);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(1.08);
}

.btn.hollow {
  background: transparent;
  box-shadow: inset 0 0 0 1.5px var(--flare);
  color: var(--flare);
}

.note {
  margin-top: 28px;
  padding: 14px;
  background: var(--soot);
  border-left: 2px solid var(--flare);
  color: var(--ash);
  font-size: 14px;
}

.foot {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--coal);
  font-size: 12px;
  color: var(--mute);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.mono {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}