:root {
  --bg: #fafaf7;
  --fg: #1d1d1f;
  --muted: #6b6b70;
  --card: #ffffff;
  --border: #e3e3e0;
  --accent: #ed6b21;
  --accent-soft: #fde9dc;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161617;
    --fg: #ececec;
    --muted: #9a9aa0;
    --card: #222224;
    --border: #36363a;
    --accent: #ff8a47;
    --accent-soft: #3a261a;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main { max-width: 860px; margin: 0 auto; padding: 3rem 16px 4rem; }
a { color: var(--accent); }
.back { margin: 0 0 1.5rem; font-size: .9rem; }
.back a { text-decoration: none; }
.eyebrow { color: var(--accent); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; margin: 0; }
h1 { font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.15; margin: .3rem 0 .8rem; }
h2 { font-size: 1.3rem; margin: 2.2rem 0 .6rem; }
.lead { color: var(--muted); font-size: 1.1rem; max-width: 60ch; margin: 0 0 2.5rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.card {
  display: block; text-decoration: none; color: inherit;
  background: var(--card); border: 1px solid var(--border); border-radius: 14px;
  padding: 1.4rem 1.4rem 1.2rem;
  transition: border-color .15s, transform .15s;
}
a.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card .icon { font-size: 1.8rem; line-height: 1; }
.card h3 { margin: .7rem 0 .3rem; font-size: 1.15rem; }
.card p { margin: 0 0 .8rem; color: var(--muted); }
.card .more { color: var(--accent); font-weight: 600; font-size: .9rem; }
.tag {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  border-radius: 999px; padding: .1rem .6rem; font-size: .75rem; font-weight: 600; margin-left: .4rem;
  vertical-align: middle;
}
ul.facts { padding-left: 1.2rem; }
ul.facts li { margin: .3rem 0; }
.flow { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: 1rem 0; }
.flow span { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: .35rem .7rem; font-size: .9rem; }
.flow .arrow { border: none; background: none; color: var(--muted); padding: 0; }
footer { margin-top: 3.5rem; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--border); padding-top: 1rem; }