/* Hollow Oak site: system fonts only, no external requests. */
:root {
  --bg: #fbf6ee;
  --surface: #ffffff;
  --ink: #2b211b;
  --muted: #6b5a4c;
  --accent: #8a3b12;
  --accent-ink: #ffffff;
  --line: #e6d9c6;
  --band: #f3e9da;
  --cover: linear-gradient(160deg, #3b2a1f, #6e4424 60%, #c9852b);
  --radius: 10px;
  --wrap: 72rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1612;
    --surface: #261e18;
    --ink: #f1e7da;
    --muted: #c4b3a1;
    --accent: #e39a52;
    --accent-ink: #1c1612;
    --line: #3e3128;
    --band: #2a211b;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 1.0625rem/1.6 Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  overflow-wrap: break-word;
}
a { color: var(--accent); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
h1, h2, h3 { line-height: 1.2; font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); margin: .2em 0 .3em; }
h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); margin: 1.6em 0 .5em; }
h3 { font-size: 1.15rem; margin: .1em 0 .2em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 8px; background: var(--surface); padding: .5em 1em; z-index: 10; }

.site-header { border-bottom: 1px solid var(--line); background: var(--surface); }
.header-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .4rem 1.5rem; padding-top: .7rem; padding-bottom: .7rem; }
.brand { font: 700 1.05rem/1.3 system-ui, -apple-system, "Segoe UI", sans-serif; color: var(--ink); text-decoration: none; }
nav ul, .footer-links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; }
nav a { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; font-size: .95rem; text-decoration: none; }
nav a:hover { text-decoration: underline; }

main { padding-top: 1rem; padding-bottom: 2rem; }
.kicker { font: 600 .8rem/1.3 system-ui, sans-serif; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 0; }
.subtitle { color: var(--muted); font-style: italic; margin: 0 0 .5em; }
.small { font-size: .9rem; color: var(--muted); }

.button {
  display: inline-block; padding: .7em 1.2em; border-radius: 999px; border: 2px solid var(--accent);
  color: var(--accent); text-decoration: none; font: 600 1rem/1.2 system-ui, sans-serif; text-align: center;
}
.button.primary { background: var(--accent); color: var(--accent-ink); }
.actions { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.2rem 0; }

.cover { aspect-ratio: 2 / 3; background: var(--cover); border-radius: 6px; overflow: hidden; box-shadow: 0 6px 18px rgba(0,0,0,.18); position: relative; }
.cover img { display: block; width: 100%; height: 100%; object-fit: cover; color: transparent; }
/* Broken (not yet supplied) cover image: show a calm title card instead of a broken-image icon. */
.cover img::after {
  content: attr(alt); position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  padding: 1rem; text-align: center; background: var(--cover); color: #fbf6ee;
  font: 600 1rem/1.3 system-ui, sans-serif;
}

.hero { display: grid; grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem 0 1rem; align-items: center; }
.hero-cover { max-width: 16rem; display: block; }
.lede { font-size: 1.2rem; margin: .4em 0; }
@media (min-width: 720px) {
  .hero { grid-template-columns: 1.6fr 1fr; }
  .hero-cover { justify-self: center; width: 100%; }
}

.cards { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .cards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.card { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr); gap: 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.card .hook { margin: .3em 0; font-size: .97rem; }
.card .more { font-size: .95rem; }

.band { background: var(--band); border-radius: var(--radius); padding: .4rem 1.2rem 1rem; margin: 2rem 0; }
.band h2 { margin-top: .8em; }

.crumbs a + a::before { content: "/"; display: inline-block; margin: 0 .5em; color: var(--muted); }
.crumbs { padding: 1rem 0 0; font: .9rem/1.4 system-ui, sans-serif; color: var(--muted); }
.book { display: grid; grid-template-columns: 1fr; gap: 1.5rem; padding-top: 1rem; }
.book-cover { max-width: 11rem; }
@media (min-width: 760px) {
  .book { grid-template-columns: 18rem minmax(0, 1fr); gap: 2.5rem; }
  .book-cover { max-width: none; position: sticky; top: 1rem; align-self: start; }
}
.book .by { margin: 0 0 .5em; }
.description { max-width: 40rem; }
.series-nav { border-top: 1px solid var(--line); margin-top: 2rem; display: grid; gap: 0 2rem; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.series-nav h2 { font-size: 1rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }

.order { padding-left: 0; list-style: none; display: grid; gap: .6rem; }
.order li { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: .7rem 1rem; display: flex; flex-wrap: wrap; gap: .2rem .8rem; align-items: baseline; }
.order .num { font: 700 .85rem/1.2 system-ui, sans-serif; color: var(--muted); min-width: 4.5rem; }
.order a { font-weight: 700; }
.order .subtitle { margin: 0; flex-basis: 100%; }
@media (min-width: 640px) { .order .subtitle { flex-basis: auto; } }

.quote { margin: 1.4rem 0; }
.quote blockquote { margin: 0; padding: .8rem 1.1rem; border-left: 4px solid var(--accent); background: var(--surface); border-radius: 0 var(--radius) var(--radius) 0; font-size: 1.1rem; }
.quote figcaption { font-size: .9rem; margin-top: .3rem; }

.game iframe { width: 100%; height: 80vh; min-height: 32rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }

.signup { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: .4rem 1.2rem 1rem; margin: 2.5rem 0 1rem; }
.signup-form label { display: block; font: 600 .95rem/1.4 system-ui, sans-serif; margin-bottom: .3rem; }
.signup-row { display: flex; flex-wrap: wrap; gap: .5rem; }
.signup-row input { flex: 1 1 14rem; min-width: 0; padding: .65em .8em; font: inherit; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--ink); }
.signup-row button { padding: .65em 1.2em; border-radius: 8px; border: 0; background: var(--accent); color: var(--accent-ink); font: 600 1rem/1.2 system-ui, sans-serif; cursor: pointer; }

.site-footer { border-top: 1px solid var(--line); background: var(--surface); padding: 1rem 0 2rem; font-size: .92rem; color: var(--muted); }
.site-footer p { margin: .3em 0; }
.footer-links { margin-top: .8rem; }