:root {
  color-scheme: dark;
  --green: #538d4e;
  --yellow: #b59f3b;
  --background: #121213;
  --panel: #1a1a1c;
  --border: #3a3a3c;
  --text: #f8f8f8;
  --muted: #b3b3b8;
}

* { box-sizing: border-box; }

html { background: var(--background); }

body {
  min-height: 100vh;
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: Manrope, "Segoe UI", Arial, sans-serif;
  line-height: 1.7;
}

a { color: #a9d3a5; }

.content-shell {
  width: min(calc(100% - 32px), 860px);
  margin: 0 auto;
  padding: 28px 0 40px;
}

.content-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.content-logo {
  display: block;
  width: min(330px, 58vw);
  height: auto;
}

.play-link {
  flex: 0 0 auto;
  padding: 10px 16px;
  border-radius: 7px;
  background: var(--green);
  color: #fff;
  font-size: .88rem;
  font-weight: 800;
  text-decoration: none;
}

main {
  margin-top: 24px;
  padding: clamp(22px, 5vw, 42px);
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--panel);
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 5vw, 2.65rem);
  line-height: 1.16;
}

h2 {
  margin: 32px 0 8px;
  font-size: clamp(1.2rem, 3.5vw, 1.55rem);
}

p { margin: 0 0 16px; color: #dedee1; }

.lead {
  color: var(--muted);
  font-size: 1.05rem;
}

ul,
ol { padding-left: 23px; color: #dedee1; }

li + li { margin-top: 8px; }

.callout {
  margin: 26px 0;
  padding: 17px 19px;
  border-left: 4px solid var(--green);
  border-radius: 7px;
  background: rgba(83, 141, 78, .12);
}

.content-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 15px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.content-footer {
  padding: 24px 0 0;
  color: #79797e;
  font-size: .75rem;
  text-align: center;
}

@media (max-width: 600px) {
  .content-shell { width: min(calc(100% - 22px), 860px); padding-top: 14px; }
  .content-header { align-items: flex-start; }
  .content-logo { width: min(230px, 57vw); }
  .play-link { padding: 8px 11px; font-size: .75rem; }
  main { margin-top: 14px; padding: 20px 17px; border-radius: 10px; }
}