:root {
  color-scheme: dark;
  --black: #000000;
  --green: #a5e9b8;
  --text: #b5d5bd;
  --muted: #6f987a;
  --line: #1b3824;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--black); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: var(--black);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  -webkit-font-smoothing: antialiased;
}

.site {
  display: flex;
  flex-direction: column;
  width: min(100% - 56px, 960px);
  min-height: 100vh;
  min-height: 100svh;
  margin: 0 auto;
  padding: clamp(88px, 16vh, 180px) 0 35px;
}

.hero { text-align: center; }

.wordmark {
  display: block;
  width: min(100%, 700px);
  height: auto;
  margin: 0 auto;
}

.tagline {
  margin: 14px 0 0;
  color: var(--green);
  font-size: clamp(14px, 1.8vw, 17px);
  letter-spacing: 0.035em;
}

.about {
  width: min(100%, 680px);
  margin: clamp(62px, 11vh, 115px) auto 0;
  text-align: center;
}

.about p { margin: 0; }

.about p:first-child {
  color: var(--green);
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.6;
}

.about .detail {
  max-width: 660px;
  margin: 16px auto 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.95;
}

.areas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 13px 28px;
  margin: 56px auto 80px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.065em;
  line-height: 1.6;
  text-align: center;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding-top: 25px;
  margin-top: auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.025em;
}

.footer a { color: var(--green); text-decoration: none; }
.footer a:hover, .footer a:focus-visible { text-decoration: underline; }
.footer a:focus-visible { outline: 1px solid var(--green); outline-offset: 5px; }

@media (max-width: 600px) {
  .site { width: min(100% - 36px, 960px); padding: 88px 0 26px; }
  .tagline { margin-top: 5px; }
  .about { margin-top: 65px; }
  .about .detail { font-size: 13px; }
  .areas { gap: 12px 20px; margin: 48px auto 65px; font-size: 10px; }
  .footer { justify-content: center; text-align: center; }
}