@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,700;0,900;1,700&family=DM+Sans:wght@300;400;500&family=DM+Mono:wght@400;500&family=Noto+Serif+TC:wght@400;500&display=swap');

:root {
  --bg:          #EFE7D6;
  --surface:     #faf7f2;
  --border:      #d9cebc;
  --border-dark: #b8a990;

  --accent:      #c67d39;
  --accent-mid:  #a86628;
  --accent-pale: #f4ecd3;
  --accent-text: #8a5220;

  --ink:         #1a1208;
  --ink-pale:    #3a2e1e;

  --text:   #1a1208;
  --text-2: #3a2e1e;
  --muted:  #7d7060;
  --faint:  #e8e0d0;

  --serif: 'Playfair Display', 'Noto Serif TC', Georgia, serif;
  --sans:  'DM Sans', system-ui, sans-serif;
  --mono:  'DM Mono', 'Courier New', monospace;

  --max-w: 740px;
  --pad-x: clamp(1.25rem, 5vw, 2.5rem);
}

/* ─────────────────────────────
   RESET / BASE
   ───────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

.link-highlight {
  background-image: linear-gradient(transparent 70%, var(--accent) 70%);
  background-size: 0% 100%;
  background-repeat: no-repeat;
  transition: background-size 0.2s ease;
}

.link-highlight:hover {
  background-size: 100% 100%;
}

/* ─────────────────────────────
   SHARED NAV
   ───────────────────────────── */

nav {
  padding: 1.75rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 0.1em;
  line-height: 1;
}

.nav-logo .lotus {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav-logo .voice {
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.95rem;
  color: var(--muted);
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.18s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--accent);
}

/* ─────────────────────────────
   SHARED FOOTER
   ───────────────────────────── */

footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-left {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.footer-right {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-right a {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.18s ease;
}

.footer-right a:hover,
.footer-right a[aria-current="page"] {
  color: var(--accent);
}

/* ─────────────────────────────
   SHARED UI
   ───────────────────────────── */

.pillar-pill {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-text);
  background: var(--accent-pale);
  padding: 0.2em 0.65em;
  border-radius: 2px;
}

.chip-btn {
  appearance: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.chip-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.chip-btn.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: white;
}

.button-link {
  display: inline-block;
  border: 1px solid var(--border-dark);
  padding: 0.75rem 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--surface);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.button-link:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

hr.divider {
  border: none;
  border-top: 1px solid var(--border);
}

/* ─────────────────────────────
   ANIMATIONS
   ───────────────────────────── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-1 { animation: fadeUp 0.45s 0.05s ease both; }
.fade-2 { animation: fadeUp 0.45s 0.15s ease both; }
.fade-3 { animation: fadeUp 0.45s 0.25s ease both; }
.fade-4 { animation: fadeUp 0.45s 0.35s ease both; }

/* ════════════════════════════════════════
   HOMEPAGE — index.html
   ════════════════════════════════════════ */

.hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border);
}

.hero-wordmark {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(3.5rem, 12vw, 6.5rem);
  line-height: 0.93;
  letter-spacing: -0.03em;
  display: flex;
  align-items: baseline;
  gap: 0.15em;
  flex-wrap: wrap;
}

.hero-wordmark .lotus { color: var(--text); }

.hero-wordmark .voice {
  font-style: italic;
  color: var(--accent);
  font-size: 0.75em;
  font-weight: 700;
}

.hero-chinese {
  margin-top: 0.5rem;
  font-family: var(--serif);
  font-size: clamp(1rem, 3vw, 1.4rem);
  color: var(--muted);
  font-weight: 400;
  letter-spacing: 0.15em;
}

.hero-tagline {
  margin-top: 1.5rem;
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 500px;
  line-height: 1.65;
  font-weight: 300;
}

.hero-tagline em {
  font-style: italic;
  color: var(--accent-text);
}

.hero-meta {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-cta {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  transition: opacity 0.18s ease;
}

.hero-cta:hover { opacity: 0.65; }

.hero-pills {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.lang-section {
  padding: 2.5rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.lang-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.lang-btns {
  display: flex;
  gap: 0.4rem;
}

.recent-section {
  padding-bottom: 2rem;
}

.article-card {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
}

.article-card:first-child {
  border-top: none;
  padding-top: 0;
}

.article-card-body {
  flex: 1;
  min-width: 0;
}

.article-card-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
  flex-wrap: wrap;
}

.issue-label {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.article-card-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1.25;
  color: var(--text);
  margin-bottom: 0.35rem;
  transition: opacity 0.18s;
}

.article-card:hover .article-card-title { opacity: 0.7; }

.article-card-excerpt {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.6;
  font-style: italic;
}

.article-card-date {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  margin-top: 0.5rem;
  letter-spacing: 0.04em;
}

.article-card-img {
  flex-shrink: 0;
  width: 240px;
  height: 160px;
  object-fit: cover;
  opacity: 0.88;
  transition: opacity 0.18s;
}

.article-card:hover .article-card-img { opacity: 1; }

.article-arrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--border-dark);
  transition: color 0.18s, transform 0.18s;
  display: inline-block;
  margin-top: 0.6rem;
}

.article-card:hover .article-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

.view-all-wrap {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.view-all-link {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  transition: opacity 0.18s;
}

.view-all-link:hover { opacity: 0.65; }

.footer-wrap { padding-top: 1rem; }

/* ════════════════════════════════════════
   POSTS INDEX — posts/index.html
   ════════════════════════════════════════ */

.page-head {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.page-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.2rem, 7vw, 3.5rem);
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.page-title-cn {
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--muted);
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}

.page-intro {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--muted);
  font-style: italic;
  max-width: 36rem;
  margin: 0 auto;
}

.filters-wrap {
  padding: 2rem 0 1.75rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-divider {
  width: 1px;
  height: 1.2rem;
  background: var(--border);
  margin: 0 0.25rem;
}

.filter-btn {
  white-space: nowrap;
}

.results-bar {
  padding: 1.25rem 0 0.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.results-count {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.reset-link {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s;
}

.reset-link.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.writing-list { padding-bottom: 4rem; }

.article-row {
  display: block;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}

.article-row:first-child {
  border-top: 1px solid var(--border);
}

.article-row-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.article-meta-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.article-issue {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.article-date {
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.article-lang-tag {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 0.1em 0.5em;
  border-radius: 999px;
}

.article-row .article-arrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--border-dark);
  transition: color 0.18s, transform 0.18s;
  display: inline-block;
}

.article-row:hover .article-arrow {
  color: var(--accent);
  transform: translateX(3px);
}

.article-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.55rem;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 0.45rem;
  transition: opacity 0.18s;
}

.article-row:hover .article-title { opacity: 0.7; }

.article-excerpt {
  font-size: 1rem;
  color: var(--muted);
  font-style: italic;
  line-height: 1.65;
  max-width: 42rem;
  margin-bottom: 0.75rem;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}

.tag {
  font-family: var(--mono);
  font-size: 0.58rem;
  color: var(--border-dark);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.tag::after { content: "·"; margin-left: 0.4rem; }
.tag:last-child::after { content: ""; }

.article-inner {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  justify-content: space-between;
}

.article-thumb {
  flex-shrink: 0;
  width: 240px;
  height: 160px;
  object-fit: cover;
  opacity: 0.88;
  transition: opacity 0.18s;
}

.article-row:hover .article-thumb { opacity: 1; }

.article-main {
  flex: 1;
  min-width: 0;
}

.empty-state {
  padding: 3rem 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
  border-top: 1px solid var(--border);
}

/* ════════════════════════════════════════
   ABOUT — about/index.html
   ════════════════════════════════════════ */

.about-hero {
  padding: 4.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}

.about-kicker {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.about-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.2rem, 7vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 12ch;
}

.about-intro {
  margin-top: 1.25rem;
  max-width: 40rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-2);
}

.about-body {
  padding: 2.5rem 0 1rem;
  max-width: var(--max-w);
}

.bilingual-pair {
  padding: 0 0 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.bilingual-pair:last-of-type {
  border-bottom: none;
  margin-bottom: 0;
}

.zh {
  font-family: 'Noto Serif TC', serif;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.95;
  margin-bottom: 0.75rem;
}

.en {
  font-size: 0.98rem;
  color: var(--muted);
  line-height: 1.8;
  font-style: italic;
}

.about-cta {
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--border);
}

.about-cta-copy {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
  font-style: italic;
}

/* ─────────────────────────────
   RESPONSIVE
   ───────────────────────────── */

@media (max-width: 640px) {
  nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .nav-links {
    gap: 1rem;
    flex-wrap: wrap;
  }

  .article-card-img {
    width: 120px;
    height: 80px;
  }

  .lang-section {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-head { text-align: left; }
  .page-intro { text-align: left; margin: 0; }

  .article-thumb {
    width: 120px;
    height: 80px;
  }

  .article-row .article-arrow { display: none; }
  .filter-divider { display: none; }
  .about-title { max-width: none; }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ── Issue grouping (posts index) ── */
.issue-group {
  padding-bottom: 4rem;
}

.issue-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 1.75rem 0 0.5rem;
  border-top: 1px solid var(--border);
}

.issue-header:first-child {
  border-top: none;
  padding-top: 0.5rem;
}

.article-row {
  border-top: 1px solid var(--faint);
  border-bottom: none;
}

.article-row:last-child {
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.5rem;
}