/* Static summary pages (/chua/…, /en/…): light, no JavaScript, same palette as the book. */
:root {
  --paper: #f8f2e4;
  --card: #fffaf0;
  --ink: #2b2117;
  --ink-soft: #5e5142;
  --ink-faint: #8a7b68;
  --line: rgba(74, 52, 20, 0.16);
  --green: #2f5233;
  --green-deep: #1e3823;
  --gold: #b8861f;
  --gold-bright: #f2c230;
  --lacquer: #a8500f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #171411;
    --card: #211d17;
    --ink: #ece2cd;
    --ink-soft: #c2b59d;
    --ink-faint: #94866f;
    --line: rgba(236, 226, 205, 0.14);
    --green: #7fae7a;
    --gold: #e0b24a;
    --lacquer: #e09a55;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.6 'Be Vietnam Pro', 'Segoe UI', system-ui, sans-serif;
}
a {
  color: var(--green);
  text-underline-offset: 3px;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
h1,
h2 {
  font-family: 'Playfair Display', 'Noto Serif', Georgia, serif;
  line-height: 1.2;
  margin: 0;
}
.s-wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 16px;
}

.s-top {
  background: var(--green-deep);
  border-bottom: 2px solid var(--gold-bright);
}
.s-top-in {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 18px;
  padding-top: 10px;
  padding-bottom: 10px;
}
.s-brand {
  font: 700 19px 'Playfair Display', Georgia, serif;
  color: var(--gold-bright);
  text-decoration: none;
}
.s-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  font-size: 14px;
}
.s-nav a {
  color: #e9dfc8;
  text-decoration: none;
}
.s-nav a:hover {
  color: #fff;
  text-decoration: underline;
}
.s-nav .s-lang {
  color: var(--gold-bright);
  font-weight: 600;
}

.s-main {
  padding-top: 18px;
  padding-bottom: 40px;
}
.s-crumbs {
  font-size: 13px;
  color: var(--ink-faint);
}
.s-head {
  margin-top: 14px;
}
.s-kicker {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gold);
}
.s-head h1 {
  font-size: clamp(32px, 6vw, 48px);
  color: var(--green);
  margin-top: 4px;
}
.s-formal {
  margin: 4px 0 0;
  font: italic 21px 'Noto Serif', Georgia, serif;
  color: var(--lacquer);
}
.s-alt {
  margin: 2px 0 0;
  font-size: 14px;
  color: var(--ink-faint);
}
.s-hero {
  margin: 18px 0 0;
}
.s-hero img {
  width: 100%;
  border-radius: 10px;
}
.s-lead {
  margin: 18px 0 0;
  font: 18px/1.7 'Noto Serif', Georgia, serif;
}
.s-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.s-btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--green);
  border: 1px solid var(--green);
  color: #fff;
  font-weight: 600;
  font-size: 14.5px;
  text-decoration: none;
}
.s-btn.ghost {
  background: transparent;
  color: var(--green);
}
section {
  margin-top: 32px;
}
section h2 {
  font-size: 24px;
  color: var(--lacquer);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 12px;
}
.s-facts {
  margin: 0;
  display: grid;
  gap: 10px;
}
.s-facts dt {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.s-facts dd {
  margin: 2px 0 0;
}
.s-time {
  list-style: none;
  padding: 0 0 0 14px;
  border-left: 2px solid var(--gold);
  margin: 0;
  display: grid;
  gap: 8px;
}
.s-time b {
  color: var(--lacquer);
  margin-right: 6px;
}
.s-quote {
  margin: 0;
  padding: 4px 0 4px 18px;
  border-left: 3px solid var(--gold);
  font: italic 17px/1.7 'Noto Serif', Georgia, serif;
  color: var(--ink-soft);
}
.s-quote p {
  margin: 0;
}
.s-quote footer {
  margin-top: 6px;
  font: 13px 'Be Vietnam Pro', system-ui, sans-serif;
  font-style: normal;
}
.s-faq details {
  padding: 10px 14px;
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
}
.s-faq summary {
  font-weight: 600;
  cursor: pointer;
}
.s-faq p {
  margin: 6px 0 0;
}
.s-pager {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-top: 40px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.s-pager a {
  display: grid;
  text-decoration: none;
  font: 700 18px 'Playfair Display', Georgia, serif;
}
.s-pager a:last-child {
  text-align: right;
}
.s-pager small {
  font: 12px 'Be Vietnam Pro', system-ui, sans-serif;
  color: var(--ink-faint);
}

.s-cards {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.s-cards a {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 14px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
}
.s-cards a:hover {
  border-color: var(--gold);
}
.s-cards img {
  width: 132px;
  height: 99px;
  object-fit: cover;
  border-radius: 6px;
}
.s-cards span {
  display: grid;
  align-content: start;
  gap: 2px;
  min-width: 0;
}
.s-cards b {
  font: 700 18px 'Playfair Display', Georgia, serif;
  color: var(--green);
}
.s-cards i {
  color: var(--lacquer);
  font-size: 14px;
}
.s-cards small {
  font-size: 12.5px;
  color: var(--ink-faint);
}
.s-cards em {
  font-style: normal;
  font-size: 14px;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
@media (max-width: 520px) {
  .s-cards a {
    grid-template-columns: 96px minmax(0, 1fr);
  }
  .s-cards img {
    width: 96px;
    height: 72px;
  }
}

.s-foot {
  background: var(--green-deep);
  color: #d9cfb8;
  font-size: 13px;
  padding: 20px 0 26px;
}