:root {
  --ink: #161412;
  --ink-soft: #3a342c;
  --paper: #f3eee6;
  --paper-deep: #e8e0d2;
  --rule: #d5ccbc;
  --rule-dark: #b9af9a;
  --accent: #6b2d24;
  --accent-hover: #4e201b;
  --gold: #b8923c;
  --white: #fbf7ef;
  --shadow: 0 18px 40px rgba(28, 22, 18, 0.08);
  --serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Palatino, serif;
  --sans: "Source Sans 3", "Source Sans Pro", "Segoe UI", sans-serif;
  --display: "Cormorant Garamond", "Source Serif 4", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.125rem;
  line-height: 1.65;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
.wrap { width: min(1120px, calc(100% - 2.5rem)); margin: 0 auto; }

.site-header {
  border-bottom: 1px solid var(--rule);
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.85rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: inherit;
  text-decoration: none;
}
.brand img, .brand svg {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--paper);
}
.brand-name {
  font-family: var(--display);
  font-size: 1.45rem;
  letter-spacing: 0.04em;
  line-height: 1;
}
.brand-name small {
  display: block;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.86rem;
  letter-spacing: 0;
  line-height: 1.35;
  color: #8a6a24;
  margin-top: 0.35rem;
  max-width: 30rem;
}
nav { display: flex; gap: 1.35rem; flex-wrap: nowrap; flex-shrink: 0; }
@media (max-width: 520px) {
  .brand-name small { font-size: 0.78rem; }
}
nav a {
  font-family: var(--sans);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-decoration: none;
}
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }

.hero {
  padding: 4.5rem 0 3.5rem;
  border-bottom: 1px solid var(--rule);
  background:
    radial-gradient(circle at 10% 0%, rgba(196, 165, 116, 0.18), transparent 40%),
    var(--paper);
}
.kicker {
  font-family: var(--sans);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 0.8rem;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.08;
  margin: 0 0 1rem;
  max-width: 16ch;
}
.lede { max-width: 38rem; color: var(--ink-soft); font-size: 1.2rem; }
.actions { display: flex; gap: 0.8rem; flex-wrap: wrap; margin-top: 1.8rem; }

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.2rem;
  border: 1px solid var(--ink);
  color: var(--white);
  background: var(--ink);
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--white); }
.btn.ghost {
  background: transparent;
  color: var(--ink);
}
.btn.ghost:hover { background: var(--ink); color: var(--white); }

.section { padding: 4rem 0; }
.section + .section { border-top: 1px solid var(--rule); }
.section h2 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin: 0 0 0.4rem;
}
.section-head { margin-bottom: 2rem; max-width: 40rem; }

.grid-3, .grid-2 { display: grid; gap: 1.4rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
.card {
  background: var(--white);
  border: 1px solid var(--rule);
  padding: 1.4rem 1.35rem 1.5rem;
  box-shadow: var(--shadow);
}
.card h3 {
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 600;
  margin: 0.2rem 0 0.5rem;
}
.muted { color: var(--ink-soft); }

.book-card { display: grid; grid-template-columns: 140px 1fr; gap: 1.2rem; align-items: start; }
.cover {
  width: 140px;
  aspect-ratio: 2 / 3;
  background: #2a2118;
  color: #f3ead8;
  padding: 0.9rem 0.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
}
.cover.cover-alt { background: var(--accent); }
.cover-img {
  width: min(100%, 300px);
  height: auto;
  aspect-ratio: 5 / 8;
  object-fit: cover;
  box-shadow: var(--shadow);
}
.book-card .cover-img { width: 140px; }
h3.sub { font-family: var(--display); font-size: 1.6rem; margin: 2rem 0 .6rem; }
ol.toc { list-style: none; padding: 0; margin: 0; }
ol.toc li {
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--display);
  font-size: 1.2rem;
}
ol.toc li span { display: inline-block; width: 3.2rem; color: var(--gold); font-family: var(--sans); font-size: 0.85rem; letter-spacing: .06em; }
ol.toc li.plain { color: var(--ink-soft); }
ol.toc li.by {
  border-bottom: none;
  padding-top: 1rem;
  font-family: var(--sans);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}
ol.questions { padding-left: 1.3rem; margin: 0 0 1rem; }
ol.questions li { margin-bottom: 1rem; }
ol.questions .refs { display: block; margin-top: 0.3rem; font-family: var(--sans); font-size: 0.82rem; color: var(--accent); }
.cover .c-kicker { font-family: var(--sans); font-size: 0.58rem; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }
.cover .c-title { font-family: var(--display); font-size: 1.15rem; line-height: 1.15; }
.cover .c-meta { font-family: var(--sans); font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase; opacity: 0.8; }

.price-row { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: 1rem; }
.pill {
  font-family: var(--sans);
  font-size: 0.78rem;
  border: 1px solid var(--rule-dark);
  padding: 0.35rem 0.6rem;
  color: var(--ink-soft);
}

blockquote.pull {
  margin: 0;
  font-family: var(--display);
  font-size: 1.55rem;
  line-height: 1.35;
  color: var(--ink);
}
blockquote.pull cite {
  display: block;
  margin-top: 0.8rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  font-style: normal;
}

.notice {
  background: #efe6d2;
  border-left: 3px solid var(--gold);
  padding: 1rem 1.1rem;
  font-size: 1rem;
}

form { display: grid; gap: 0.8rem; max-width: 32rem; }
label { font-family: var(--sans); font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; }
input, textarea, select {
  font: inherit;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--rule-dark);
  background: var(--white);
  color: var(--ink);
}
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2.2rem 0 2.6rem;
  background: var(--white);
  font-size: 0.98rem;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.fine { font-size: 0.88rem; color: var(--ink-soft); }

@media (max-width: 820px) {
  .grid-3, .grid-2, .book-card { grid-template-columns: 1fr; }
  nav { display: none; }
  .nav-toggle { display: block; }
}
@media (min-width: 821px) {
  .nav-toggle { display: none; }
}

.nav-toggle {
  background: none;
  border: 1px solid var(--rule-dark);
  padding: 0.4rem 0.6rem;
  font-family: var(--sans);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.75rem;
}
.site-header.open nav {
  display: flex;
  position: absolute;
  left: 0; right: 0; top: 100%;
  background: var(--white);
  border-bottom: 1px solid var(--rule);
  padding: 1rem 1.25rem 1.2rem;
  flex-direction: column;
}

.btn[aria-disabled="true"] { opacity: .55; cursor: default; pointer-events: none; }

/* Matching free-download buttons on book cards */
.dl-actions { margin-top: 1rem; gap: 1rem; align-items: flex-start; }
/* Download button with a one-line explanation under it */
.dl-option { display: flex; flex-direction: column; gap: 0.4rem; max-width: 15rem; }
.dl-option .btn { text-align: center; }
.dl-note { font-family: var(--sans); font-size: 0.8rem; line-height: 1.4; color: var(--ink-soft); }
.actions[style*="flex-direction:column"] .dl-option { max-width: none; }
.actions:has(> .dl-option) { align-items: flex-start; }
.actions[style*="flex-direction:column"] { align-items: stretch; }