/* Developing Perspective */

:root {
  --blue: #259efa;
  --stripe: #5fb8fa;
  --text: #333;
  --muted: #6b6b6b;
  --heading: #181818;
  --link: #0a6fe0;
  --title-link: #063eb1;
  --rule: #e2e2e2;
  --bg: #fff;
  --panel: #f4f8fc;

  --serif: "Iowan Old Style", Charter, "Bitstream Charter", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --display: Futura, "Futura PT", "Century Gothic", var(--sans);
  --mono: ui-monospace, Menlo, Monaco, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --text: #d8d8d8;
    --muted: #9a9a9a;
    --heading: #f2f2f2;
    --link: #6cb8ff;
    --title-link: #8cc8ff;
    --rule: #333;
    --bg: #161719;
    --panel: #1f2328;
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  padding: 0 1.25rem;
  background: var(--bg);
  color: var(--text);
  font: 1.1875rem/1.6 var(--serif);
  border-left: 4px solid var(--stripe);
  border-right: 4px solid var(--stripe);
  min-height: 100vh;
}

.site-header, main, .site-footer {
  max-width: 42rem;
  margin: 0 auto;
}

/* Header */

.site-header {
  text-align: center;
  padding: 2rem 0 1rem;
  border-bottom: 1px solid var(--rule);
}
.site-title {
  font: 700 clamp(2rem, 7vw, 2.9rem)/1.1 var(--display);
  color: var(--blue);
  text-decoration: none;
}
.tagline {
  margin: .6rem 0 1rem;
  color: var(--muted);
  font-size: 1rem;
}
.site-header nav {
  font: 500 .95rem var(--sans);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .35rem 1.25rem;
}
.site-header nav a {
  color: var(--heading);
  text-decoration: none;
}
.site-header nav a:hover { color: var(--blue); }

/* Text */

h1, h2, h3 {
  font-family: var(--sans);
  color: var(--heading);
  line-height: 1.25;
  font-weight: 600;
}
a { color: var(--link); }
a:hover { color: var(--blue); }
img { max-width: 100%; height: auto; }
blockquote {
  margin: 0 0 1.25rem;
  padding: 0 0 0 1.1rem;
  border-left: 3px solid var(--rule);
  color: var(--muted);
  font-style: italic;
}
code, pre { font: .85em var(--mono); }
pre { overflow-x: auto; background: var(--panel); padding: .75rem 1rem; border-radius: 6px; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 2rem 0; }

/* Subscribe box */

.subscribe {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin: 1.75rem 0 .5rem;
  padding: 1rem;
  background: var(--panel);
  border-radius: 10px;
  font: .95rem/1.5 var(--sans);
}
.subscribe img { flex: none; border-radius: 8px; }
.subscribe p { margin: 0; }
.subscribe .feed-url { margin-top: .35rem; color: var(--muted); overflow-wrap: anywhere; }
.subscribe code { font-size: .8rem; }

/* Episodes */

.episode { padding: 1.75rem 0; }
.episode + .episode { border-top: 1px solid var(--rule); }
.episode-title { margin: 0; font-size: 1.6rem; }
h2.episode-title { font-size: 1.45rem; }
.episode-title a { color: var(--title-link); text-decoration: none; }
.episode-title a:hover { color: var(--blue); }
.episode-meta { margin: .3rem 0 1rem; color: var(--muted); font: .95rem var(--sans); }

.player { margin: 0 0 1.25rem; }
.player audio { display: block; width: 100%; }
.player .download { display: inline-block; margin-top: .35rem; font: .8rem var(--sans); color: var(--muted); }

.notes img { display: block; margin: 1rem auto; }
.notes ul, .notes ol { padding-left: 1.4rem; }

/* Lists of episodes */

.episode-list h2 { margin: 2rem 0 .5rem; font-size: 1.3rem; }
.episode-list ol { list-style: none; margin: 0; padding: 0; }
.episode-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .35rem 0;
  border-bottom: 1px solid var(--rule);
}
.episode-list li a { text-decoration: none; }
.episode-list time { flex: none; color: var(--muted); font: .85rem/1.9 var(--sans); }

.page .avatar { float: right; width: 40%; max-width: 220px; margin: 0 0 1rem 1.25rem; border-radius: 6px; }

/* Pager + footer */

.pager {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 1rem 0 2rem;
  font: .95rem var(--sans);
}
.pager a { text-decoration: none; }
.pager .all { margin: 0 auto; }
.pager .all::before, .pager .all::after { content: " — "; color: var(--blue); }

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 1.25rem 0 2.5rem;
  text-align: center;
  color: var(--muted);
  font: .8rem var(--sans);
}
.site-footer a { color: inherit; }

/* Transcript */

.transcript {
  margin: 1.5rem 0 0;
  border-top: 1px solid var(--rule);
  padding-top: 1rem;
}
.transcript summary {
  cursor: pointer;
  font: 600 1.05rem var(--sans);
  color: var(--heading);
}
.transcript-note { color: var(--muted); font: .85rem var(--sans); margin: .75rem 0 1rem; }
.transcript .stamp {
  font: .75rem var(--mono);
  color: var(--muted);
  text-decoration: none;
  margin-right: .35rem;
}
.transcript .stamp:hover { color: var(--blue); }

/* YouTube embed */

.video {
  aspect-ratio: 16 / 9;
  margin: 1.5rem 0 0;
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
}
.video iframe { display: block; width: 100%; height: 100%; border: 0; }