:root {
  --bg: #f7f5f0;
  --surface: #fffdf9;
  --ink: #171513;
  --secondary: #57534d;
  --muted: #6f6a61;
  --line: rgba(23, 21, 19, .12);
  --line-strong: rgba(23, 21, 19, .24);
  --accent: #b45309;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Songti SC", "SimSun", serif;
  --sans: ui-sans-serif, system-ui, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { color-scheme: light; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/26px var(--sans);
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: #fffaf2; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 32px; }

.site-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.brand {
  font: 14px/20px var(--mono);
  text-decoration: none;
  letter-spacing: -.01em;
}
.site-head nav a {
  color: var(--secondary);
  font-size: 14px;
  text-decoration: none;
}
.site-head nav a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.intro { max-width: 680px; padding: 88px 0 56px; }
.kicker {
  margin: 0 0 16px;
  color: var(--accent);
  font: 13px/18px var(--mono);
}
h1 {
  margin: 0;
  font: 400 56px/1.12 var(--serif);
  letter-spacing: -.01em;
}
.lede {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--secondary);
  font-size: 17px;
  line-height: 28px;
}

.apps { padding: 24px 0 88px; border-top: 1px solid var(--line); }
.section-title {
  margin: 0 0 16px;
  color: var(--muted);
  font: 13px/18px var(--mono);
  font-weight: 400;
}
.app {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
  text-decoration: none;
  transition: border-color .15s ease, background-color .15s ease;
}
.app:hover { border-color: var(--line-strong); background: #fff; }
.path {
  margin: 0 0 12px;
  color: var(--accent);
  font: 13px/18px var(--mono);
}
.app h3 {
  margin: 0;
  font: 400 32px/38px var(--serif);
  letter-spacing: -.01em;
}
.desc { max-width: 480px; margin: 12px 0 0; color: var(--secondary); }
.open {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 24px 0 0;
  font-size: 14px;
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 5px;
}
.open span { color: var(--accent); }

.thumb {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
}
.thumb img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
}

.site-foot {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-top: 24px;
  padding-bottom: 40px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.site-foot a { color: var(--muted); text-decoration: none; }
.site-foot a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }

@media (max-width: 760px) {
  .wrap { padding: 0 24px; }
  .intro { padding: 64px 0 40px; }
  h1 { font-size: 40px; line-height: 1.2; }
  .lede { font-size: 16px; line-height: 26px; }
  .app { grid-template-columns: 1fr; gap: 24px; padding: 20px; }
  .app h3 { font-size: 28px; line-height: 34px; }
  .apps { padding-bottom: 64px; }
}