:root {
  color-scheme: dark;
  --midnight: #111111;
  --charcoal: #1a1c1e;
  --granite: #657770;
  --frosted-blue: #a9e4f8;
  --milk: #fdfdfd;
  --cool-steel: #87aeb4;
  --line: #32373a;
}

* { box-sizing: border-box; }
html { background: var(--midnight); }
body {
  margin: 0;
  color: var(--milk);
  background: var(--midnight);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

main {
  width: min(calc(100% - 32px), 680px);
  margin: 0 auto;
  padding: 48px 0 24px;
}

.profile {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 46px;
}

.mark {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid var(--cool-steel);
  border-radius: 50%;
  color: var(--midnight);
  background: var(--frosted-blue);
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: .04em;
}

h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 2px;
  font-size: clamp(1.9rem, 7vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.035em;
}
.profile p { margin-bottom: 0; color: var(--cool-steel); }
.profile .location { color: var(--granite); font-size: .84rem; }

.social-links {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin: -24px 0 42px;
}
.social-links a {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--milk);
  background: var(--charcoal);
  font-size: .82rem;
  font-weight: 750;
  text-decoration: none;
  transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
}
.social-links a span { color: var(--frosted-blue); }
.social-links a:hover, .social-links a:focus-visible {
  border-color: var(--cool-steel);
  color: var(--frosted-blue);
  background: #202428;
}

section { margin-bottom: 42px; }
h2 {
  margin-bottom: 12px;
  color: var(--cool-steel);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.links { display: grid; gap: 10px; }
.link {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--milk);
  background: var(--charcoal);
  text-decoration: none;
  transition: border-color 150ms ease, transform 150ms ease, background 150ms ease;
}
.link:hover, .link:focus-visible {
  border-color: var(--cool-steel);
  background: #202428;
  transform: translateY(-1px);
}
.link span:first-child { display: grid; gap: 2px; }
.link strong { font-size: 1rem; }
.link small { color: var(--cool-steel); font-size: .84rem; }
.arrow { color: var(--frosted-blue); font-size: 1.1rem; }

.sermon-summary { justify-content: flex-start; }
.sermon-thumbnail {
  flex: 0 0 108px;
  width: 108px;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--milk);
  background-color: #080909;
  background-position: center;
  background-size: cover;
  font-size: .88rem;
  overflow: hidden;
}
.sermon-thumbnail span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  padding-left: 2px;
  border-radius: 50%;
  background: rgba(17, 17, 17, .82);
  font-size: .68rem;
}
.sermon-copy { min-width: 0; display: grid; gap: 2px; }
.sermon-copy small { overflow-wrap: anywhere; }
.sermon-summary .expand-icon { margin-left: auto; }

.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #080909;
}
.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.sermon-item > summary { list-style: none; cursor: pointer; }
.sermon-item > summary::-webkit-details-marker { display: none; }
.sermon-item[open] > summary {
  border-color: var(--cool-steel);
  border-radius: 14px 14px 0 0;
  transform: none;
}
.expand-icon {
  color: var(--frosted-blue);
  font-size: 1.3rem;
  line-height: 1;
  transition: transform 150ms ease;
}
.sermon-item[open] .expand-icon { transform: rotate(45deg); }
.sermon-player {
  padding: 10px;
  border: 1px solid var(--cool-steel);
  border-top: 0;
  border-radius: 0 0 14px 14px;
  background: var(--charcoal);
}

.book {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 20px;
  margin-top: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--charcoal);
}
.book-section .book {
  border-color: var(--cool-steel);
  background: linear-gradient(135deg, #20282a 0%, var(--charcoal) 70%);
  box-shadow: inset 4px 0 0 var(--frosted-blue);
}
.book img { width: 112px; height: auto; border: 1px solid #3b4144; border-radius: 5px; }
.book-copy { align-self: center; }
.kicker { margin-bottom: 5px; color: var(--frosted-blue); font-size: .71rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.book h3 {
  margin-bottom: 3px;
  font-size: 1.25rem;
  font-weight: 750;
  line-height: 1.2;
}
.book h3 + p { margin-bottom: 14px; color: var(--cool-steel); font-size: .85rem; }
.book-actions { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.book-actions a { color: var(--milk); font-size: .84rem; font-weight: 750; text-decoration-color: var(--frosted-blue); text-decoration-thickness: 2px; text-underline-offset: 4px; }
.book-actions a:hover, .book-actions a:focus-visible { color: var(--frosted-blue); }

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0 12px;
  border-top: 1px solid var(--line);
  color: var(--granite);
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

@media (max-width: 480px) {
  main { width: min(calc(100% - 24px), 680px); padding-top: 32px; }
  .profile { align-items: flex-start; margin-bottom: 38px; }
  .mark { width: 54px; height: 54px; }
  .social-links { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: -16px; }
  .sermon-summary { gap: 12px; padding: 12px; }
  .sermon-thumbnail { flex-basis: 92px; width: 92px; }
  .book { grid-template-columns: 88px 1fr; gap: 14px; padding: 14px; }
  .book img { width: 88px; }
  .book-actions { flex-direction: column; gap: 8px; }
  footer { align-items: flex-start; flex-direction: column; gap: 3px; }
}

@media (prefers-reduced-motion: reduce) {
  .link, .social-links a, .expand-icon { transition: none; }
}