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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #000;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

a { color: inherit; }

nav, main, footer {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  font-size: 0.95rem;
}
nav a { text-decoration: none; color: #888; transition: color .2s; }
nav a:hover, nav a[aria-current] { color: #fff; }
nav .brand { color: #fff; font-weight: 700; letter-spacing: -0.02em; }

main { flex: 1; }

section { padding: 3rem 0; border-top: 1px solid #1a1a1a; }
section.hero { border-top: 0; padding: 5rem 0 4rem; }
section.hero.small { padding: 4rem 0 2rem; }

h1 {
  font-size: clamp(3.5rem, 12vw, 10rem);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.06em;
}
.hero.small h1 { font-size: clamp(3rem, 9vw, 6rem); }

h2 {
  font-size: 0.8rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #666;
  margin-bottom: 1.25rem;
}

h3 { font-size: 1.5rem; letter-spacing: -0.03em; margin-bottom: 0.4rem; }

p { color: #aaa; max-width: 40rem; font-size: 1.1rem; }
.lead { margin-top: 2rem; font-size: clamp(1.1rem, 2.5vw, 1.4rem); color: #ccc; }

/* App cards */
.apps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}
.app {
  display: block;
  padding: 1.75rem;
  border: 1px solid #222;
  border-radius: 14px;
}
.app p { font-size: 1rem; }
.app .note { margin-top: 0.75rem; font-size: 0.9rem; color: #777; }
.tag {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.15rem 0.6rem;
  border: 1px solid #444;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0;
  color: #aaa;
  vertical-align: middle;
}
.badge { display: inline-block; margin-top: 1.25rem; margin-left: -10px; }
.badge img { display: block; height: auto; }

/* Details list */
dl {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0.75rem 1.5rem;
}
dt { color: #666; }
dd { color: #ddd; }
dd a { text-decoration-color: #555; }
@media (max-width: 520px) {
  dl { grid-template-columns: 1fr; gap: 0.15rem; }
  dd { margin-bottom: 0.9rem; }
}

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding-top: 2rem;
  padding-bottom: 2rem;
  border-top: 1px solid #1a1a1a;
  font-size: 0.85rem;
  color: #555;
}