/* Copyright 2026 Mark Kimberly Howe. Licensed under the MIT License. */

:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #59636e;
  --paper: #f7f3eb;
  --card: #fffdf8;
  --accent: #9d3d25;
  --accent-dark: #702715;
  --line: #d8cfc0;
  --code: #eee6d9;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

a { color: var(--accent-dark); }
a:hover { color: var(--accent); }

.masthead {
  color: #fffaf0;
  background:
    radial-gradient(circle at 85% 20%, rgba(255, 204, 130, 0.28), transparent 28rem),
    linear-gradient(135deg, #6d2718, #a54527 58%, #c56d3d);
  padding: 1.25rem max(1.25rem, calc((100vw - 72rem) / 2));
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

nav a { color: inherit; text-decoration: none; }
.wordmark { display: inline-flex; align-items: center; gap: 0.75rem; font-weight: 800; letter-spacing: 0.02em; }
.wordmark img { width: 3rem; height: 3rem; flex: none; }

.hero { max-width: 54rem; padding: 6rem 0 6.5rem; }
.hero h1 { max-width: 14ch; margin: 0; font: 800 clamp(2.7rem, 8vw, 5.9rem)/0.96 Georgia, serif; letter-spacing: -0.045em; }
.lede { max-width: 42rem; margin: 1.7rem 0 0; font-size: clamp(1.1rem, 2.3vw, 1.45rem); }
.eyebrow { margin: 0 0 0.75rem; font-size: 0.75rem; font-weight: 800; letter-spacing: 0.15em; text-transform: uppercase; }

main, footer { width: min(72rem, calc(100% - 2.5rem)); margin-inline: auto; }

.ide-download { padding: 4.5rem 0; border-bottom: 1px solid var(--line); }
.section-intro { max-width: 50rem; margin: -0.5rem 0 2rem; font-size: 1.08rem; }
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.platform-card { display: flex; flex-direction: column; padding: 1.4rem; border: 1px solid var(--line); border-radius: 0.45rem; background: var(--card); }
.platform-card h3 { margin: 0; font: 700 1.45rem/1.12 Georgia, serif; }
.platform-card p { margin: 0.8rem 0 1.35rem; color: var(--muted); }
.platform-card .download { align-self: flex-start; margin-top: auto; }
.requirements { margin-top: 1.25rem; padding: 1rem 1.1rem; border-left: 4px solid var(--accent); background: rgba(255, 253, 248, 0.7); }
.requirements p { margin: 0; }
.requirements p + p { margin-top: 0.55rem; }
.first-run { display: grid; grid-template-columns: 1fr 1.15fr; gap: 2rem; align-items: start; margin-top: 2rem; padding: 1.4rem; border: 1px solid var(--line); border-radius: 0.45rem; background: var(--card); }
.first-run h3 { margin: 0; font: 700 1.45rem/1.12 Georgia, serif; }
.first-run ol { margin: 1rem 0 0; padding-left: 1.4rem; }
.first-run li + li { margin-top: 0.6rem; }
.first-run pre { margin: 0; padding: 1rem; overflow-x: auto; border-radius: 0.35rem; background: #211c18; color: #fffaf0; white-space: pre-wrap; }
.first-run pre code { padding: 0; background: transparent; }

.start {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem 4rem;
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--line);
}

h2 { margin: 0; font: 700 clamp(1.8rem, 4vw, 2.8rem)/1.05 Georgia, serif; }
.start ol { margin: 0; padding-left: 1.4rem; font-size: 1.05rem; }
.start li + li { margin-top: 0.8rem; }
.managed-note { grid-column: 2; margin: 0; padding: 1rem 1.1rem; border-left: 4px solid var(--accent); background: rgba(255, 253, 248, 0.7); }

.catalog { padding: 4.5rem 0 5.5rem; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; margin-bottom: 2rem; }
.version { margin: 0; color: var(--muted); font-weight: 700; }
.status { padding: 1rem; border: 1px solid var(--line); background: var(--card); }
.status.error { border-color: var(--accent); color: var(--accent-dark); }
.status[hidden] { display: none; }

.example-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1.25rem; }
.example-card { display: flex; flex-direction: column; min-height: 18rem; padding: 1.45rem; border: 1px solid var(--line); border-radius: 0.45rem; background: var(--card); box-shadow: 0 0.5rem 1.5rem rgba(70, 47, 30, 0.06); }
.example-number { margin: 0 0 1.15rem; color: var(--accent); font: 800 0.78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.08em; }
.example-card h3 { margin: 0; font: 700 1.5rem/1.12 Georgia, serif; }
.example-card dl { display: grid; grid-template-columns: auto 1fr; gap: 0.45rem 0.8rem; margin: 1.4rem 0; color: var(--muted); font-size: 0.9rem; }
.example-card dt { font-weight: 700; }
.example-card dd { margin: 0; overflow-wrap: anywhere; }
code { padding: 0.12rem 0.32rem; border-radius: 0.2rem; background: var(--code); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.card-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.8rem 1rem; margin-top: auto; }
.download { display: inline-block; padding: 0.65rem 0.9rem; border-radius: 0.3rem; color: #fff; background: var(--accent-dark); font-weight: 800; text-decoration: none; }
.download:hover { color: #fff; background: var(--accent); }

footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2.25rem 0 3rem; border-top: 1px solid var(--line); color: var(--muted); font-size: 0.85rem; }
footer p { margin: 0; }

@media (max-width: 44rem) {
  .hero { padding: 4.25rem 0; }
  .start { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr; }
  .first-run { grid-template-columns: 1fr; }
  .managed-note { grid-column: 1; }
  .section-heading, footer { align-items: flex-start; flex-direction: column; }
}