:root {
  --bg: #faf7f2;
  --ink: #2f2c28;
  --muted: #6b655d;
  --accent: #4f6f5f;
  --accent-dark: #3b574a;
  --card: #ffffff;
  --line: #e6dfd3;
  --warm: #f1e9dc;
  --radius: 10px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Heiti TC", sans-serif;
  font-size: 17px;
  line-height: 1.85;
}

a { color: var(--accent-dark); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

h1, h2, h3 {
  font-family: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  line-height: 1.4;
  margin: 0 0 0.6em;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.4rem; margin-top: 1.8em; }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent-dark);
  color: #fff;
  padding: 8px 14px;
}
.skip:focus { left: 8px; top: 8px; z-index: 10; }

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  font-family: "Noto Serif TC", "Songti TC", "PMingLiU", serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}
.site-header nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
.site-header nav a:hover { color: var(--ink); }
.site-header nav a.active { color: var(--ink); border-bottom-color: var(--accent); }

/* Buttons */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 1rem;
  line-height: 1.6;
  border: 1px solid var(--accent);
  margin: 0 6px 8px 0;
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; }
.btn.ghost { background: transparent; color: var(--accent-dark); }
.btn.ghost:hover { background: var(--warm); color: var(--accent-dark); }

/* Hero */
.hero { padding: 72px 0 56px; text-align: center; }
.hero h1 { font-size: 2.4rem; margin-bottom: 0.4em; }
.hero .lead { font-size: 1.1rem; color: var(--muted); }
.eyebrow { color: var(--accent-dark); letter-spacing: 0.2em; font-size: 0.9rem; margin-bottom: 0.6em; }

/* Blocks */
.block { padding: 48px 0; }
.block.alt { background: var(--warm); }
.block h2 { margin-top: 0; }

.cards {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.cards li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.cards p { color: var(--muted); font-size: 0.95rem; margin: 0; }

/* Entry list */
.entry-list { list-style: none; margin: 16px 0; padding: 0; }
.entry-list li { border-bottom: 1px solid var(--line); padding: 20px 0; }
.entry-list li:last-child { border-bottom: 0; }
.entry-list h3 { margin-bottom: 0.3em; }
.entry-list h3 a { color: var(--ink); text-decoration: none; }
.entry-list h3 a:hover { color: var(--accent); }
.entry-list p { color: var(--muted); margin-bottom: 0; }
.entry-list .meta { margin-bottom: 0.3em; }

.meta { color: var(--muted); font-size: 0.88rem; margin-bottom: 0.8em; }
.tag {
  display: inline-block;
  background: var(--warm);
  color: var(--accent-dark);
  border-radius: 999px;
  padding: 0 10px;
  margin-right: 8px;
  font-size: 0.82rem;
}

.empty { color: var(--muted); padding: 24px 0; }
.note { color: var(--muted); font-size: 0.92rem; }

/* Article pages */
.article { padding-top: 48px; padding-bottom: 56px; }
.prose h2 { margin-top: 1.8em; }
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 1em; }
.prose li { margin-bottom: 0.4em; }
.prose img { max-width: 100%; height: auto; border-radius: var(--radius); }
.prose blockquote {
  margin: 1.2em 0;
  padding: 0.2em 1em;
  border-left: 3px solid var(--accent);
  color: var(--muted);
}
.back { margin-top: 32px; }

.cta-box {
  background: var(--warm);
  border-radius: var(--radius);
  padding: 28px;
  margin-top: 48px;
}
.cta-box h2 { margin-top: 0; font-size: 1.25rem; }

/* Newsletter */
.newsletter {
  background: var(--card);
  border-top: 1px solid var(--line);
  padding: 48px 0;
  text-align: center;
}
.newsletter h2 { margin-top: 0; }
.newsletter iframe { max-width: 100%; border: 0; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 40px;
  color: var(--muted);
  font-size: 0.88rem;
}
.site-footer p { margin-bottom: 0.6em; }
.site-footer .copy { margin-bottom: 0; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .hero { padding: 48px 0 40px; }
  .hero h1 { font-size: 1.9rem; }
  h1 { font-size: 1.6rem; }
}

/* Search */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.header-search { display: flex; gap: 6px; }
.header-search input,
.search-form input {
  font: inherit;
  font-size: 0.92rem;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--ink);
  min-width: 0;
}
.header-search input { width: 170px; }
.header-search input:focus,
.search-form input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.header-search button {
  font: inherit;
  font-size: 0.88rem;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--accent-dark);
  cursor: pointer;
}
.header-search button:hover { background: var(--warm); }

.search-form { display: flex; gap: 8px; margin: 16px 0 8px; }
.search-form input { flex: 1; font-size: 1rem; padding: 10px 16px; }
.search-form .btn { margin: 0; cursor: pointer; font: inherit; }

mark {
  background: #f5e3a8;
  color: inherit;
  border-radius: 3px;
  padding: 0 2px;
}

@media (max-width: 600px) {
  .header-search { width: 100%; }
  .header-search input { flex: 1; width: auto; }
}