:root {
  color-scheme: dark;
  --bg: #000000;
  --fg: #ffffff;
  --muted: rgba(255, 255, 255, 0.66);
  --border: #ffffff;
  --max-width: 860px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Courier New", Courier, "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Roboto Mono",
    monospace;
  line-height: 1.6;
}

body {
  min-height: 100vh;
}

.page {
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.hero {
  display: grid;
  place-items: center;
  text-align: center;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
}

.app-icon {
  border: 1.5px solid var(--border);
  background: #0a0a0a;
}

.kicker {
  margin: 0.25rem 0 0;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  color: var(--muted);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.3;
  text-wrap: balance;
}

h1 {
  font-size: clamp(1.25rem, 4vw, 2rem);
  letter-spacing: 0.07em;
}

h2 {
  font-size: clamp(1rem, 2.8vw, 1.25rem);
  letter-spacing: 0.04em;
  margin-bottom: 0.7rem;
}

h3 {
  font-size: clamp(0.95rem, 2.2vw, 1.08rem);
  margin: 1.1rem 0 0.5rem;
}

.subtitle,
.updated {
  margin: 0;
  color: var(--muted);
}

.panel {
  border: 1.5px solid var(--border);
  padding: clamp(1rem, 2.4vw, 1.35rem);
  margin-top: 0.95rem;
  background: #050505;
}

p {
  margin: 0.55rem 0;
}

ul {
  margin: 0.5rem 0 0.2rem;
  padding-left: 1.15rem;
}

li {
  margin: 0.28rem 0;
}

.links {
  margin-top: 0.45rem;
}

a {
  color: var(--fg);
  text-underline-offset: 0.16rem;
  text-decoration-thickness: 0.07rem;
}

a:focus-visible,
a:hover {
  background: var(--fg);
  color: var(--bg);
  outline: none;
}

code {
  border: 1px solid var(--border);
  padding: 0.06rem 0.28rem;
  background: #0d0d0d;
  font-size: 0.92em;
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 1rem, var(--max-width));
    padding-top: 1rem;
  }

  .panel {
    padding: 0.95rem;
  }
}