:root {
  --ch-paper: #fbf8f1;
  --ch-paper-2: #f3ecdf;
  --ch-ink: #1d2730;
  --ch-muted: #5f6b73;
  --ch-line: #e2d8c7;
  --ch-red: #b23a2b;
  --ch-red-dark: #8f2a1f;
  --ch-green: #1f5c45;
  --ch-gold: #b9853b;
  --ch-white: #fffdf8;
  --ch-radius: 14px;
  --ch-shadow: 0 12px 30px rgba(35, 28, 18, .07);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ch-paper);
  color: var(--ch-ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.ch-wrap { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }

/* Header */
.ch-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 248, 241, .94);
  border-bottom: 1px solid var(--ch-line);
  backdrop-filter: blur(12px);
}
.ch-header__inner { display: flex; align-items: center; gap: 26px; min-height: 76px; }
.ch-brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.ch-brand__mark {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--ch-red); color: #fff;
  font-family: Georgia, serif; font-size: 20px; font-weight: 700;
  box-shadow: 0 6px 14px rgba(178, 58, 43, .25);
}
.ch-brand strong { display: block; font-family: Georgia, "Times New Roman", serif; font-size: 20px; letter-spacing: -.2px; line-height: 1.1; }
.ch-brand small { display: block; color: var(--ch-muted); font-size: 10px; letter-spacing: .13em; text-transform: uppercase; margin-top: 3px; }
.ch-nav { display: flex; align-items: center; gap: 20px; font-size: 14px; font-weight: 600; }
.ch-nav a { color: var(--ch-muted); padding: 6px 0; border-bottom: 2px solid transparent; }
.ch-nav a:hover, .ch-nav a.active { color: var(--ch-ink); border-bottom-color: var(--ch-red); }
.ch-nav__back { color: var(--ch-green) !important; font-weight: 700; }
.ch-search { margin-left: auto; display: flex; align-items: center; gap: 6px; background: #fff; border: 1px solid var(--ch-line); border-radius: 999px; padding: 4px 4px 4px 14px; }
.ch-search input { width: 190px; border: 0; outline: 0; background: transparent; font: inherit; font-size: 13px; color: var(--ch-ink); }
.ch-search button { border: 0; border-radius: 999px; background: var(--ch-ink); color: #fff; padding: 7px 12px; font: inherit; font-size: 12px; cursor: pointer; }

/* Hero */
.ch-hero {
  background:
    radial-gradient(circle at 82% 18%, rgba(185, 133, 59, .18), transparent 34%),
    radial-gradient(circle at 12% 88%, rgba(31, 92, 69, .12), transparent 36%),
    linear-gradient(180deg, #f7f1e6 0%, var(--ch-paper) 100%);
  border-bottom: 1px solid var(--ch-line);
}
.ch-hero__inner { padding: 76px 0 64px; max-width: 900px; }
.ch-eyebrow, .ch-kicker { color: var(--ch-red); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.ch-hero h1 { font-family: Georgia, "Times New Roman", serif; font-size: clamp(40px, 6vw, 68px); line-height: 1.03; letter-spacing: -1.5px; margin: 14px 0 18px; font-weight: 700; }
.ch-hero__lede { font-size: 18px; color: #3e4a52; max-width: 760px; margin: 0 0 26px; }
.ch-hero__search { display: flex; gap: 8px; background: #fff; border: 1px solid var(--ch-line); border-radius: 12px; padding: 8px; max-width: 700px; box-shadow: var(--ch-shadow); }
.ch-hero__search input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 10px 12px; font: inherit; font-size: 15px; background: transparent; }
.ch-hero__search button { border: 0; border-radius: 8px; background: var(--ch-red); color: #fff; padding: 10px 18px; font: inherit; font-weight: 700; cursor: pointer; }
.ch-hero__search button:hover { background: var(--ch-red-dark); }
.ch-hero__meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; color: var(--ch-muted); font-size: 12px; }
.ch-hero__meta span::before { content: "✓"; color: var(--ch-green); margin-right: 6px; font-weight: 800; }

/* Sections */
.ch-main { min-height: 50vh; }
.ch-section { padding: 46px 0; }
.ch-section--tight { padding-top: 22px; }
.ch-section__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 20px; }
.ch-section__head h2 { font-family: Georgia, serif; font-size: 28px; line-height: 1.15; margin: 5px 0 0; letter-spacing: -.4px; }
.ch-link { color: var(--ch-red); font-size: 13px; font-weight: 700; white-space: nowrap; }
.ch-link:hover { text-decoration: underline; }

/* Cards */
.ch-grid { display: grid; gap: 16px; }
.ch-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ch-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.ch-card {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--ch-white); border: 1px solid var(--ch-line);
  border-radius: var(--ch-radius); padding: 20px;
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.ch-card:hover { transform: translateY(-3px); box-shadow: var(--ch-shadow); border-color: #d3c5ad; }
.ch-card__tag { color: var(--ch-red); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.ch-card h3 { font-family: Georgia, serif; font-size: 19px; line-height: 1.25; margin: 0; letter-spacing: -.2px; }
.ch-card p { color: var(--ch-muted); font-size: 13.5px; margin: 0; }
.ch-card__meta { color: #8a7d6b; font-size: 11.5px; margin-top: auto; padding-top: 8px; }
.ch-card--feature { background: linear-gradient(180deg, #fffdf8, #f7efe2); }

/* Categories */
.ch-cats { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.ch-cat { background: #fff; border: 1px solid var(--ch-line); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 4px; transition: border-color .15s ease, transform .15s ease; }
.ch-cat:hover { border-color: var(--ch-red); transform: translateY(-2px); }
.ch-cat__num { font-family: Georgia, serif; color: var(--ch-gold); font-size: 13px; }
.ch-cat strong { font-size: 14px; }
.ch-cat small { color: var(--ch-muted); font-size: 12px; line-height: 1.45; }
.ch-cat__count { color: #9b8d79; font-size: 10.5px; margin-top: 4px; text-transform: uppercase; letter-spacing: .06em; }

/* City */
.ch-city { display: flex; flex-direction: column; gap: 6px; background: var(--ch-green); color: #fff; border-radius: 12px; padding: 20px; min-height: 150px; }
.ch-city:hover { background: #174a37; }
.ch-city__name { font-family: Georgia, serif; font-size: 24px; }
.ch-city__tag { color: rgba(255,255,255,.78); font-size: 12.5px; }
.ch-city__link { margin-top: auto; color: #f1d39b; font-size: 12px; font-weight: 700; }

/* Trust */
.ch-trust { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; border-top: 1px solid var(--ch-line); border-bottom: 1px solid var(--ch-line); }
.ch-trust__item strong { display: block; font-family: Georgia, serif; font-size: 18px; margin-bottom: 6px; }
.ch-trust__item p { color: var(--ch-muted); font-size: 13.5px; margin: 0; }

/* CTA */
.ch-cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; background: #f1e7d7; border: 1px solid #e2d2ba; border-radius: 18px; padding: 34px; margin-bottom: 54px; }
.ch-cta h2 { font-family: Georgia, serif; font-size: 28px; margin: 6px 0; }
.ch-cta p { color: var(--ch-muted); margin: 0; }
.ch-btn { display: inline-block; background: var(--ch-red); color: #fff; padding: 12px 20px; border-radius: 9px; font-weight: 700; font-size: 14px; white-space: nowrap; }
.ch-btn:hover { background: var(--ch-red-dark); }

/* Page head */
.ch-page-head { padding: 44px 0 10px; max-width: 900px; }
.ch-breadcrumb { color: #8b7d6b; font-size: 12px; margin-bottom: 14px; }
.ch-breadcrumb a { color: var(--ch-green); }
.ch-page-head h1 { font-family: Georgia, serif; font-size: clamp(32px, 5vw, 48px); line-height: 1.08; letter-spacing: -1px; margin: 8px 0 12px; }
.ch-page-head p { color: var(--ch-muted); font-size: 16px; margin: 0; }

/* Filter */
.ch-filter { display: flex; flex-wrap: wrap; gap: 8px; padding-bottom: 8px; border-bottom: 1px solid var(--ch-line); }
.ch-filter a { padding: 7px 12px; border: 1px solid var(--ch-line); border-radius: 999px; font-size: 12.5px; color: var(--ch-muted); background: #fff; }
.ch-filter a span { color: #a49178; }
.ch-filter a:hover, .ch-filter a.active { background: var(--ch-ink); color: #fff; border-color: var(--ch-ink); }

/* Article */
.ch-article { max-width: 860px; padding-top: 36px; }
.ch-article__head { border-bottom: 1px solid var(--ch-line); padding-bottom: 24px; }
.ch-article__head h1 { font-family: Georgia, serif; font-size: clamp(34px, 5.4vw, 54px); line-height: 1.08; letter-spacing: -1.2px; margin: 10px 0 14px; }
.ch-article__lede { font-size: 19px; color: #3e4a52; margin: 0 0 16px; }
.ch-article__meta { display: flex; flex-wrap: wrap; gap: 6px 18px; color: var(--ch-muted); font-size: 12px; }
.ch-atglance { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--ch-line); border: 1px solid var(--ch-line); border-radius: 12px; overflow: hidden; margin: 26px 0 34px; }
.ch-atglance div { background: var(--ch-white); padding: 14px 16px; }
.ch-atglance span { display: block; color: #8b7d6b; font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 3px; }
.ch-atglance strong { font-size: 13.5px; font-weight: 600; }
.ch-article__body h2 { font-family: Georgia, serif; font-size: 25px; letter-spacing: -.3px; margin: 34px 0 10px; padding-top: 4px; }
.ch-article__body p { font-size: 16px; margin: 0 0 14px; }
.ch-article__body ul, .ch-article__body ol { padding-left: 22px; margin: 0 0 16px; }
.ch-article__body li { margin: 5px 0; font-size: 15.5px; }
.ch-article__body a { color: var(--ch-red); text-decoration: underline; text-underline-offset: 2px; }
.ch-steps { counter-reset: step; list-style: none !important; padding-left: 0 !important; }
.ch-steps li { position: relative; padding-left: 38px; margin: 10px 0 !important; }
.ch-steps li::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 1px; width: 25px; height: 25px; border-radius: 50%; background: var(--ch-ink); color: #fff; font-size: 12px; display: grid; place-items: center; font-weight: 700; }
.ch-warn { background: #fbf1ee; border-left: 3px solid var(--ch-red); padding: 12px 16px 12px 34px; border-radius: 0 8px 8px 0; }
.ch-checklist { list-style: none !important; padding-left: 0 !important; }
.ch-checklist li { padding-left: 26px; position: relative; }
.ch-checklist li::before { content: "✓"; position: absolute; left: 0; color: var(--ch-green); font-weight: 800; }
.ch-table { width: 100%; border-collapse: collapse; margin: 10px 0 14px; font-size: 14px; background: #fff; border: 1px solid var(--ch-line); border-radius: 8px; overflow: hidden; }
.ch-table th { text-align: left; background: #f3eadc; padding: 10px 12px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: #6f604c; }
.ch-table td { padding: 10px 12px; border-top: 1px solid var(--ch-line); vertical-align: top; }
.ch-note { color: var(--ch-muted); font-size: 12px; font-style: italic; }\n.ch-tip { background: #f7f1e2; border-left: 3px solid var(--ch-gold); padding: 12px 16px; border-radius: 0 8px 8px 0; font-size: 14.5px; }
.ch-faq details { background: #fff; border: 1px solid var(--ch-line); border-radius: 9px; padding: 13px 16px; margin: 8px 0; }
.ch-faq summary { cursor: pointer; font-weight: 700; font-size: 15px; }
.ch-faq p { margin: 8px 0 0; color: #44515a; font-size: 14.5px; }
.ch-source-box { background: #eef4ef; border: 1px solid #d3e1d6; border-radius: 12px; padding: 18px 20px; margin: 28px 0 18px; }
.ch-source-box strong { font-family: Georgia, serif; font-size: 18px; }
.ch-source-box p { font-size: 13.5px; color: #3e5147; margin: 6px 0 10px; }
.ch-source-box ul { margin: 0; padding-left: 18px; }
.ch-source-box li { margin: 4px 0; font-size: 13px; }
.ch-source-box a { color: var(--ch-green); font-weight: 600; }
.ch-disclaimer { color: #8b7d6b; font-size: 12px; border-top: 1px solid var(--ch-line); padding-top: 14px; margin-top: 22px; }
.ch-print { background: #fff; border: 1px solid var(--ch-line); border-radius: 12px; padding: 20px 22px; margin: 30px 0 10px; }\n.ch-fieldguide { background: #f7f1e4; border: 1px solid #e5d7c0; border-radius: 14px; padding: 24px 26px; margin: 34px 0 10px; }\n.ch-fieldguide h2 { margin-top: 6px !important; }\n.ch-fieldguide h3 { font-family: Georgia, serif; font-size: 20px; margin: 22px 0 6px; }\n.ch-fieldguide p { font-size: 15px; }
.ch-print h2 { margin-top: 0 !important; }
.ch-print-list { columns: 1; margin-bottom: 14px !important; }
.ch-print-btn { border: 0; cursor: pointer; font: inherit; }

/* City layout */
.ch-city-layout { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(260px, .8fr); gap: 34px; align-items: start; }
.ch-city-main h2 { font-family: Georgia, serif; font-size: 24px; margin: 26px 0 8px; }
.ch-city-intro { font-size: 17px; color: #3e4a52; }
.ch-city-aside { background: #fff; border: 1px solid var(--ch-line); border-radius: 12px; padding: 18px; position: sticky; top: 94px; }
.ch-city-aside h3 { font-family: Georgia, serif; font-size: 18px; margin: 0 0 10px; }
.ch-mini-link { display: block; padding: 10px 0; border-top: 1px solid var(--ch-line); }
.ch-mini-link strong { display: block; font-size: 13.5px; line-height: 1.4; }
.ch-mini-link span { display: block; color: #8b7d6b; font-size: 11px; margin-top: 3px; }
.ch-mini-link:hover strong { color: var(--ch-red); }
.ch-stories { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.ch-story { background: #fff; border: 1px solid var(--ch-line); border-radius: 14px; padding: 22px 24px; position: relative; }
.ch-stories .ch-story:last-child:nth-child(odd) { grid-column: 1 / -1; }
.ch-story__num { color: var(--ch-gold); font-family: Georgia, serif; font-size: 13px; letter-spacing: .08em; }
.ch-story h3 { font-family: Georgia, serif; font-size: 22px; line-height: 1.2; margin: 8px 0 10px; }
.ch-story p { font-size: 14.5px; color: #3e4a52; margin: 0 0 10px; }
.ch-story__festival { background: #f7f1e2; border-left: 3px solid var(--ch-gold); padding: 10px 12px; border-radius: 0 7px 7px 0; color: #5c4c35 !important; font-size: 13px !important; margin-top: 14px !important; }
.ch-story__festival strong { color: var(--ch-red); }

/* About */
.ch-about { max-width: 820px; }
.ch-about h2 { font-family: Georgia, serif; font-size: 24px; margin: 28px 0 8px; }
.ch-about p { font-size: 16px; color: #3e4a52; }
.ch-about__back { margin: 30px 0 50px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

/* Empty */
.ch-empty { background: #fff; border: 1px dashed #d8cab4; border-radius: 12px; padding: 26px; color: var(--ch-muted); text-align: center; }

/* Footer */
.ch-footer { background: #1b2a22; color: #d7ded8; margin-top: 44px; padding: 42px 0 20px; }
.ch-footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 28px; }
.ch-footer__brand strong { color: #fff; font-family: Georgia, serif; font-size: 21px; }
.ch-footer__brand p { color: #aab7ad; font-size: 13px; max-width: 360px; margin: 8px 0 0; }
.ch-footer__small { font-size: 11.5px !important; color: #84948a !important; }
.ch-footer__title { display: block; color: #f1d39b; font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 10px; }
.ch-footer__grid a { display: block; color: #c6d1c9; font-size: 13px; padding: 3px 0; }
.ch-footer__grid a:hover { color: #fff; }
.ch-footer__bottom { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.12); margin-top: 30px; padding-top: 14px; color: #84948a; font-size: 11.5px; }

/* Responsive */
@media (max-width: 980px) {
  .ch-header__inner { flex-wrap: wrap; padding: 12px 0; gap: 12px; }
  .ch-nav { order: 3; width: 100%; gap: 16px; font-size: 13px; }
  .ch-search { margin-left: auto; }
  .ch-grid--3, .ch-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ch-cats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ch-city-layout { grid-template-columns: 1fr; }
  .ch-city-aside { position: static; }
  .ch-stories { grid-template-columns: 1fr; }
  .ch-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .ch-wrap { width: min(1120px, calc(100% - 32px)); }
  .ch-hero__inner { padding: 48px 0 40px; }
  .ch-hero__search { flex-direction: column; }
  .ch-hero__search button { width: 100%; }
  .ch-search { display: none; }
  .ch-section { padding: 32px 0; }
  .ch-section__head { align-items: flex-start; flex-direction: column; gap: 8px; }
  .ch-grid--3, .ch-grid--4, .ch-cats, .ch-trust, .ch-atglance { grid-template-columns: 1fr; }
  .ch-cats { grid-template-columns: 1fr 1fr; }
  .ch-cta { flex-direction: column; align-items: flex-start; padding: 24px; }
  .ch-article { padding-top: 24px; }
  .ch-article__head h1 { font-size: 34px; }
  .ch-footer__grid { grid-template-columns: 1fr; gap: 20px; }
}
@media print {
  .ch-header, .ch-footer, .ch-breadcrumb, .ch-section, .ch-source-box, .ch-faq, .ch-print-btn { display: none !important; }
  .ch-article { max-width: none; width: 100%; padding: 0; }
  .ch-print { break-before: page; border: 0; padding: 0; }
  .ch-article__body h2 { break-after: avoid; }
}