:root {
  --paper: #f5f1e8;
  --paper-deep: #ebe2d1;
  --paper-soft: rgba(255, 251, 245, 0.82);
  --ink: #1f1a17;
  --ink-soft: #54463d;
  --ink-muted: #7f6f66;
  --ink-en: #667b72;
  --ink-en-strong: #4f6f62;
  --line: rgba(77, 60, 47, 0.14);
  --line-strong: rgba(77, 60, 47, 0.24);
  --cinnabar: #2f5f4e;
  --jade: #4f7562;
  --gold: #a28f63;
  --shadow: 0 24px 60px rgba(51, 39, 31, 0.09);
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --content-width: min(1180px, calc(100vw - 48px));
  --reading-width: 58rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-y: scroll;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(238, 244, 238, 0.72), rgba(238, 244, 238, 0.72)),
    url("/images/bamboo-shadow.svg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  font-family: "Iowan Old Style", "Palatino Linotype", "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  line-height: 1.85;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: none;
  opacity: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 35%, rgba(51, 39, 31, 0.08) 100%);
}

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

a:hover {
  color: var(--cinnabar);
}

strong,
b {
  color: inherit;
  font-weight: 700;
}

img {
  max-width: 100%;
  height: auto;
}

.site-shell {
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.celadon-line-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.88;
  mix-blend-mode: multiply;
}

.hero-panel,
.section-panel,
.entry-panel {
  isolation: isolate;
}

.hero-panel > :not(.celadon-line-canvas),
.section-panel > :not(.celadon-line-canvas),
.entry-panel > :not(.celadon-line-canvas) {
  position: relative;
  z-index: 1;
}

.ink-wash {
  position: fixed;
  width: 30rem;
  height: 30rem;
  border-radius: 50%;
  filter: blur(28px);
  opacity: 0.2;
  pointer-events: none;
}

.ink-wash-left {
  top: 8rem;
  left: -8rem;
  background: radial-gradient(circle, rgba(95, 127, 114, 0.24), transparent 68%);
}

.ink-wash-right {
  top: 28rem;
  right: -8rem;
  background: radial-gradient(circle, rgba(47, 95, 78, 0.2), transparent 68%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 1.2rem 0 0;
}

.masthead-frame {
  width: var(--content-width);
  margin: 0 auto;
  padding: 1rem 1.2rem;
  border: 1px solid rgba(119, 94, 75, 0.12);
  border-radius: 999px;
  background: rgba(250, 247, 241, 0.72);
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 32px rgba(56, 41, 32, 0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: box-shadow 180ms ease, transform 180ms ease, background 180ms ease;
}

.is-scrolled .masthead-frame {
  box-shadow: 0 18px 36px rgba(56, 41, 32, 0.08);
  background: rgba(250, 247, 241, 0.88);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  min-width: 0;
}

.brand-seal {
  width: 3rem;
  height: 3rem;
  border-radius: 0.9rem;
  display: inline-grid;
  place-items: center;
  background: linear-gradient(145deg, #5e7f6d, var(--cinnabar));
  color: #fff8ee;
  font-family: "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1;
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.35), 0 10px 24px rgba(47, 95, 78, 0.24);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.brand-name-en {
  letter-spacing: 0.08em;
}

.brand-copy small {
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.bilingual-text {
  display: inline-flex;
  flex-direction: column;
  gap: 0.1rem;
}

.bilingual-text .lang-zh,
.bilingual-text .lang-en {
  display: block;
}

.bilingual-text .lang-en {
  font-size: 0.72em;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-en);
}

.bilingual-text.is-single .lang-zh {
  letter-spacing: inherit;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-link {
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.95rem;
  transition: color 160ms ease, background 160ms ease, transform 160ms ease;
}

.nav-bilingual {
  align-items: center;
  text-align: center;
  min-width: 4.9rem;
}

.nav-bilingual .lang-zh {
  font-size: 0.9rem;
}

.nav-bilingual .lang-en {
  font-size: 0.58rem;
  letter-spacing: 0.16em;
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--cinnabar);
  background: rgba(47, 95, 78, 0.1);
}

.nav-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.5);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.28rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--ink);
}

.nav-toggle .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.site-main {
  width: var(--content-width);
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.hero-panel,
.section-panel,
.entry-panel {
  position: relative;
  border: 1px solid rgba(119, 94, 75, 0.13);
  background: linear-gradient(180deg, rgba(255, 251, 245, 0.92), rgba(248, 244, 236, 0.9));
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel::before,
.section-panel::before,
.entry-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(183, 155, 108, 0.08), transparent 28%, transparent 70%, rgba(95, 127, 114, 0.05));
}

.hero-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  padding: clamp(2rem, 4vw, 4rem);
  margin-top: 1.4rem;
}

.hero-copy {
  position: relative;
  z-index: 1;
  max-width: 42rem;
}

.hero-badge,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  color: var(--jade);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-badge::before,
.section-kicker::before {
  content: "";
  width: 2.2rem;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

.hero-panel h1,
.section-heading h1,
.section-heading h2,
.entry-header h1 {
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.hero-panel h1 {
  font-size: clamp(2.4rem, 4vw, 4.6rem);
}

.hero-subtitle {
  margin: 1rem 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 1.7vw, 1.22rem);
}

.hero-intro {
  margin: 1.25rem 0 0;
  color: var(--ink-muted);
  max-width: 34rem;
}

.hero-badge,
.hero-title,
.hero-subtitle,
.hero-intro,
.section-kicker,
.section-title,
.section-note,
.page-title,
.empty-copy,
.footer-note,
.post-nav-label,
.taxonomy-label,
.read-more-text,
.pager-text,
.meta-label {
  white-space: normal;
}

.hero-title .lang-en {
  font-size: 0.32em;
  letter-spacing: 0.2em;
  margin-top: 0.35rem;
  color: var(--ink-en-strong);
}

.page-title .lang-en {
  color: var(--ink-en-strong);
}

.hero-subtitle .lang-en,
.hero-intro .lang-en {
  text-transform: none;
  letter-spacing: 0.04em;
  font-size: 0.66em;
  line-height: 1.7;
}

.hero-seal {
  position: relative;
  z-index: 1;
  width: clamp(6rem, 12vw, 9rem);
  aspect-ratio: 1;
  border: 1px solid rgba(47, 95, 78, 0.34);
  border-radius: 1.6rem;
  display: grid;
  place-items: center;
  color: var(--cinnabar);
  background: rgba(47, 95, 78, 0.08);
  box-shadow: inset 0 0 0 1px rgba(47, 95, 78, 0.16);
}

.hero-seal span {
  font-family: "STLiti", "LiSu", "STBaoliSC-Regular", "Songti SC", serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: 0.18em;
  transform: translateX(0.12em);
}

.section-panel,
.entry-panel {
  margin-top: 2rem;
  padding: clamp(1.4rem, 3vw, 2.4rem);
}

.section-heading {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 1.6rem;
}

.section-note {
  margin: 0;
  color: var(--ink-muted);
  max-width: 24rem;
  text-align: right;
}

.section-note-left {
  text-align: left;
  max-width: 38rem;
}

.section-note .lang-en,
.empty-copy .lang-en,
.footer-note .lang-en {
  text-transform: none;
  letter-spacing: 0.04em;
  line-height: 1.7;
}

.post-stream {
  display: grid;
  gap: 1.2rem;
}

.post-card {
  position: relative;
  z-index: 1;
  background: rgba(255, 253, 249, 0.84);
  border: 1px solid rgba(119, 94, 75, 0.12);
  border-radius: 1.4rem;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.post-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(57, 43, 32, 0.08);
  border-color: rgba(47, 95, 78, 0.28);
}

.post-card-topline {
  height: 3px;
  background: linear-gradient(90deg, var(--jade), rgba(183, 155, 108, 0.85), var(--cinnabar));
}

.post-card-body {
  padding: 1.35rem 1.4rem 1.25rem;
}

.post-card-meta,
.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.meta-divider {
  color: var(--gold);
}

.post-card-title {
  margin: 0.7rem 0;
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.3;
}

.post-card-summary {
  margin: 0;
  color: var(--ink-soft);
}

.post-card-footer {
  margin-top: 1.1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.read-more,
.pager-link,
.post-nav-link {
  transition: transform 160ms ease, color 160ms ease, border-color 160ms ease, background 160ms ease;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--cinnabar);
  font-weight: 600;
}

.read-more::after {
  content: "→";
}

.read-more-text .lang-en,
.pager-text .lang-en,
.post-nav-label .lang-en,
.taxonomy-label .lang-en {
  font-size: 0.62em;
  letter-spacing: 0.14em;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mini-tag,
.taxonomy-chip {
  display: inline-flex;
  padding: 0.28rem 0.65rem;
  border-radius: 999px;
  background: rgba(95, 127, 114, 0.08);
  color: var(--jade);
  font-size: 0.85rem;
}

.taxonomy-chip-category {
  background: rgba(47, 95, 78, 0.1);
  color: var(--cinnabar);
}

.entry-header {
  position: relative;
  z-index: 1;
  padding-bottom: 1.4rem;
  margin-bottom: 1.6rem;
  border-bottom: 1px solid var(--line);
}

.entry-header h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  margin-bottom: 0.9rem;
}

.entry-meta strong {
  font-weight: 600;
  color: var(--ink-soft);
  margin-right: 0.45rem;
}

.meta-label {
  margin-right: 0.45rem;
  vertical-align: top;
}

.meta-label .lang-en {
  font-size: 0.62em;
  letter-spacing: 0.12em;
}

.entry-content {
  position: relative;
  z-index: 1;
  color: var(--ink);
  font-size: 1.03rem;
  text-align: left;
}

.entry-content h1,
.entry-content h2,
.entry-content h3,
.entry-content h4,
.entry-content h5,
.entry-content h6 {
  margin: 2.1em 0 0.8em;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--ink);
  position: relative;
}

.entry-content h1 {
  font-size: clamp(1.7rem, 2.8vw, 2.2rem);
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(79, 117, 98, 0.22);
}

.entry-content h1::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 3.2rem;
  height: 2px;
  background: linear-gradient(90deg, var(--cinnabar), rgba(79, 117, 98, 0.25));
}

.entry-content h2 {
  font-size: clamp(1.38rem, 2.15vw, 1.72rem);
  padding-bottom: 0.2rem;
  border-bottom: 1px solid rgba(79, 117, 98, 0.2);
}

.entry-content h3 {
  font-size: clamp(1.2rem, 1.7vw, 1.38rem);
  padding: 0.62rem 0.9rem 0.58rem;
  border: 1px solid rgba(47, 95, 78, 0.72);
  border-radius: 0.72rem;
  background: linear-gradient(180deg, rgba(55, 97, 79, 0.96), rgba(47, 95, 78, 0.96));
  color: #f4fbf6;
  box-shadow: 0 8px 16px rgba(27, 54, 43, 0.1);
}

.entry-content h2::before {
  content: "";
  display: inline-block;
  width: 0.48rem;
  height: 0.48rem;
  margin-right: 0.5rem;
  border: 1.5px solid rgba(79, 117, 98, 0.62);
  border-radius: 50%;
  background: rgba(79, 117, 98, 0.1);
  transform: translateY(-0.05em);
}

.entry-content h3 .headerlink {
  color: rgba(244, 251, 246, 0.78);
}

.entry-content h4,
.entry-content h5,
.entry-content h6 {
  color: var(--ink-soft);
}

.entry-content p,
.entry-content ul,
.entry-content ol,
.entry-content blockquote,
.entry-content table,
.entry-content figure,
.entry-content pre {
  margin: 1.15rem 0;
}

.entry-content ul,
.entry-content ol {
  padding-left: 1.45rem;
}

.entry-content li + li {
  margin-top: 0.45rem;
}

.entry-content a strong {
  color: inherit;
}

.entry-content a {
  color: var(--cinnabar);
  text-decoration: underline;
  text-decoration-color: rgba(47, 95, 78, 0.3);
  text-underline-offset: 0.18em;
}

.entry-content blockquote {
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--cinnabar);
  border-radius: 0 1rem 1rem 0;
  color: var(--ink-soft);
  background: rgba(47, 95, 78, 0.07);
}

.entry-content hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2rem 0;
}

.entry-content img {
  display: block;
  margin: 1.6rem auto;
  padding: 0.34rem;
  border-radius: 1rem;
  border: 1px solid rgba(47, 95, 78, 0.28);
  background: linear-gradient(180deg, rgba(252, 255, 252, 0.95), rgba(244, 250, 244, 0.9));
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.72),
    0 14px 30px rgba(27, 54, 43, 0.12);
}

.home-about-panel {
  margin-top: 1.4rem;
}

.home-about-panel .page-title {
  margin-bottom: 0;
}

.home-about-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 1.25rem;
}

.home-about-heading {
  min-width: 0;
}

.home-about-quote {
  justify-self: end;
  display: grid;
  gap: 0.3rem;
  max-width: 30rem;
  padding: 0.2rem 0 0.2rem 1rem;
  border-left: 1px solid rgba(119, 94, 75, 0.32);
  background: transparent;
}

.home-about-quote-zh {
  margin: 0;
  font-family: "Kaiti SC", "STKaiti", "KaiTi", "BiauKai", "Songti SC", serif;
  letter-spacing: 0.05em;
  line-height: 1.8;
  color: var(--ink);
  font-size: 1rem;
}

.home-about-quote-en {
  margin: 0;
  max-width: 30rem;
  font-size: 0.74rem;
  line-height: 1.65;
  color: var(--ink-muted);
  letter-spacing: 0.03em;
}

.home-about-content {
  max-width: min(100%, var(--reading-width));
  margin-left: auto;
  margin-right: auto;
}

.home-about-content img {
  width: min(100%, 27rem);
  margin: 1.9rem auto 1.4rem;
  padding: 0.4rem;
  border: 1px solid rgba(47, 95, 78, 0.34);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(252, 255, 252, 0.98), rgba(244, 250, 244, 0.92));
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.8),
    0 16px 32px rgba(27, 54, 43, 0.14);
}

.home-about-content > :first-child {
  margin-top: 0;
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 1rem;
  font-size: 0.95rem;
}

.entry-content th,
.entry-content td {
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(119, 94, 75, 0.14);
}

.entry-content th {
  background: rgba(95, 127, 114, 0.08);
  text-align: left;
}

.entry-content code {
  font-family: "SFMono-Regular", "Menlo", "Monaco", "Source Code Pro", monospace;
  font-size: 0.92em;
  background: rgba(51, 39, 31, 0.06);
  padding: 0.15rem 0.35rem;
  border-radius: 0.35rem;
}

.entry-content pre {
  overflow: auto;
  padding: 1rem 1.1rem;
  border-radius: 0.85rem;
  border: 1px solid #d0d7de;
  background: #fafafa;
  color: #383a42;
  box-shadow: 0 8px 16px rgba(36, 41, 46, 0.06);
}

.entry-content pre code,
.entry-content figure.highlight code {
  background: transparent;
  padding: 0;
  color: inherit;
}

.entry-content figure.highlight {
  margin: 1.35rem 0;
  overflow: auto;
  border-radius: 0.85rem;
  border: 1px solid #d0d7de;
  background: #fafafa;
  color: #383a42;
  box-shadow: 0 8px 16px rgba(36, 41, 46, 0.06);
}

.entry-content figure.highlight table,
.entry-content figure.highlight tr,
.entry-content figure.highlight td {
  border: 0;
  background: transparent;
}

.entry-content figure.highlight table {
  width: 100%;
  margin: 0;
}

.entry-content figure.highlight td {
  padding: 0;
  vertical-align: top;
}

.entry-content figure.highlight pre {
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  overflow: visible;
}

.entry-content figure.highlight .gutter {
  user-select: none;
  white-space: nowrap;
  width: 1%;
  color: #a0a1a7;
  background: #f0f1f3;
  border-right: 1px solid #e1e4e8;
  padding: 0.95rem 0.5rem 0.95rem 0.65rem;
  text-align: right;
}

.entry-content figure.highlight .code {
  padding: 0.95rem 1rem;
}

/* highlight.js Atom One Light (popular/open-source) token colors */
.entry-content figure.highlight .line {
  color: #383a42;
}

.entry-content figure.highlight .comment,
.entry-content figure.highlight .quote {
  color: #a0a1a7;
  font-style: italic;
}

.entry-content figure.highlight .doctag,
.entry-content figure.highlight .keyword,
.entry-content figure.highlight .formula {
  color: #a626a4;
}

.entry-content figure.highlight .section,
.entry-content figure.highlight .name,
.entry-content figure.highlight .selector-tag,
.entry-content figure.highlight .deletion,
.entry-content figure.highlight .subst {
  color: #e45649;
}

.entry-content figure.highlight .literal {
  color: #0184bb;
}

.entry-content figure.highlight .string,
.entry-content figure.highlight .regexp,
.entry-content figure.highlight .addition,
.entry-content figure.highlight .attribute,
.entry-content figure.highlight .meta .string {
  color: #50a14f;
}

.entry-content figure.highlight .attr,
.entry-content figure.highlight .variable,
.entry-content figure.highlight .template-variable,
.entry-content figure.highlight .type,
.entry-content figure.highlight .selector-class,
.entry-content figure.highlight .selector-attr,
.entry-content figure.highlight .selector-pseudo,
.entry-content figure.highlight .number {
  color: #986801;
}

.entry-content figure.highlight .symbol,
.entry-content figure.highlight .bullet,
.entry-content figure.highlight .link,
.entry-content figure.highlight .meta,
.entry-content figure.highlight .selector-id,
.entry-content figure.highlight .title {
  color: #4078f2;
}

.entry-content figure.highlight .built_in,
.entry-content figure.highlight .title.class_,
.entry-content figure.highlight .class .title {
  color: #c18401;
}

.entry-content figure.highlight .emphasis {
  font-style: italic;
}

.entry-content figure.highlight .strong {
  font-weight: 700;
}

.entry-content mjx-container {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0.15rem 0;
}

/* Gallery page (album style, independent from normal article flow) */
.gallery-page .entry-content {
  max-width: min(100%, 74rem);
  margin: 0 auto;
}

.gallery-page .entry-content h3 {
  max-width: min(100%, 44rem);
  margin: 1.5rem auto 0;
  padding: 0.62rem 0.9rem 0.5rem;
  border: 1px solid rgba(47, 95, 78, 0.72);
  border-bottom: 0;
  border-radius: 0.72rem 0.72rem 0 0;
  background: linear-gradient(180deg, rgba(55, 97, 79, 0.98), rgba(47, 95, 78, 0.96));
  color: #f4fbf6;
  font-size: clamp(1.1rem, 1.7vw, 1.34rem);
  line-height: 1.42;
  letter-spacing: 0.06em;
  box-shadow: 0 10px 18px rgba(27, 54, 43, 0.12);
}

.gallery-page .entry-content h3 .headerlink {
  color: rgba(244, 251, 246, 0.72);
}

.gallery-page .entry-content h3 + p {
  max-width: min(100%, 44rem);
  margin: 0 auto 0.7rem;
  padding: 0 0.9rem 0.62rem;
  border: 1px solid rgba(47, 95, 78, 0.72);
  border-top: 1px solid rgba(47, 95, 78, 0.28);
  border-radius: 0 0 0.72rem 0.72rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 252, 249, 0.96));
  color: rgba(47, 95, 78, 0.92);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  line-height: 1.52;
  box-shadow: 0 10px 18px rgba(27, 54, 43, 0.1);
}

.gallery-page .entry-content h3 + p em {
  font-style: normal;
  color: inherit;
}

.gallery-page .entry-content h3 + p + p {
  max-width: min(100%, 44rem);
  margin: 0 auto 2.1rem;
}

.gallery-page .entry-content h3 + p + p img {
  width: 100%;
  border-radius: 1.05rem;
  border: 1px solid rgba(47, 95, 78, 0.32);
  background: linear-gradient(180deg, rgba(252, 255, 252, 0.96), rgba(244, 250, 244, 0.92));
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.8),
    0 18px 34px rgba(27, 54, 43, 0.16);
}

.gallery-page .entry-content h3:nth-of-type(odd),
.gallery-page .entry-content h3:nth-of-type(odd) + p,
.gallery-page .entry-content h3:nth-of-type(odd) + p + p {
  max-width: min(100%, 50rem);
}

.gallery-page .entry-content h3:nth-of-type(even),
.gallery-page .entry-content h3:nth-of-type(even) + p,
.gallery-page .entry-content h3:nth-of-type(even) + p + p {
  max-width: min(100%, 42rem);
  margin-left: auto;
  margin-right: 1.4rem;
}

/* Publications page (custom layout independent from normal pages) */
.publications-page .entry-header {
  margin-bottom: 1.2rem;
}

.publications-page .entry-content {
  max-width: min(100%, 62rem);
  margin: 0 auto;
}

.publications-page .entry-content > blockquote:first-child {
  margin: 0 0 1.2rem;
  padding: 0.9rem 1.05rem;
  border-left: 2px solid rgba(79, 117, 98, 0.55);
  background: rgba(79, 117, 98, 0.07);
  border-radius: 0.6rem;
  color: var(--ink-soft);
}

.publications-page .entry-content > hr {
  display: none;
}

.publications-page .entry-content h5 {
  margin: 1.05rem 0 0;
  padding: 0.95rem 1.15rem 0.75rem;
  border: 1px solid rgba(47, 95, 78, 0.72);
  border-bottom: 0;
  border-radius: 0.9rem 0.9rem 0 0;
  background: linear-gradient(180deg, rgba(55, 97, 79, 0.96), rgba(47, 95, 78, 0.96));
  font-size: 1.02rem;
  line-height: 1.5;
  color: #f4fbf6;
  box-shadow: 0 10px 20px rgba(27, 54, 43, 0.12);
}

.publications-page .entry-content h5 + ul {
  list-style: none;
  margin: 0 0 0.3rem;
  padding: 0.75rem 1.15rem 1rem;
  border: 1px solid rgba(47, 95, 78, 0.52);
  border-top: 1px solid rgba(47, 95, 78, 0.3);
  border-radius: 0 0 0.9rem 0.9rem;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 10px 20px rgba(27, 54, 43, 0.08);
}

.publications-page .entry-content h5 + ul li {
  margin: 0;
  line-height: 1.58;
}

.publications-page .entry-content h5 + ul li + li {
  margin-top: 0.42rem;
  padding-top: 0.42rem;
  border-top: 1px dashed rgba(79, 117, 98, 0.2);
}

.publications-page .entry-content h5 + ul li p {
  margin: 0;
  line-height: inherit;
}

.publications-page .entry-content h5 + ul li:first-child {
  color: var(--ink-soft);
}

.publications-page .entry-content h5 + ul li:last-child a {
  color: var(--cinnabar);
  font-weight: 600;
  text-decoration: none;
}

.publications-page .entry-content h5 .headerlink {
  color: rgba(244, 251, 246, 0.75);
}

.publications-page .entry-content h5 + ul li:last-child a:hover {
  text-decoration: underline;
  text-decoration-color: rgba(47, 95, 78, 0.35);
  text-underline-offset: 0.15em;
}

.entry-taxonomy {
  position: relative;
  z-index: 1;
  margin-top: 2rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 0.9rem;
}

.taxonomy-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.taxonomy-label {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.post-nav {
  position: relative;
  z-index: 1;
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.post-nav-link {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 1.1rem;
  background: rgba(255,255,255,0.56);
}

.post-nav-link-next {
  text-align: right;
}

.post-nav-label {
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.post-nav-link.is-disabled,
.pager-link.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}

.archive-stack {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.4rem;
}

.archive-year-block {
  display: grid;
  grid-template-columns: 7rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.archive-year {
  margin: 0;
  color: var(--cinnabar);
  font-size: 2rem;
}

.archive-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.8rem;
}

.archive-item {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  padding-bottom: 0.8rem;
  border-bottom: 1px dashed rgba(119, 94, 75, 0.18);
}

.archive-item time {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.pager {
  position: relative;
  z-index: 1;
  margin-top: 1.6rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

.pager-link {
  padding: 0.62rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.55);
}

.pager-state {
  color: var(--ink-muted);
  font-size: 0.95rem;
}

.empty-panel {
  position: relative;
  z-index: 1;
  padding: 1.6rem;
  border: 1px dashed rgba(119, 94, 75, 0.2);
  border-radius: 1rem;
  color: var(--ink-muted);
  background: rgba(255, 251, 245, 0.58);
}

.site-footer {
  width: var(--content-width);
  margin: 0 auto;
  padding-bottom: 3rem;
}

.page-panel .entry-header,
.page-panel .entry-content,
.post-panel .entry-header,
.post-panel .entry-content,
.post-panel .entry-taxonomy,
.post-panel .post-nav {
  max-width: min(100%, var(--reading-width));
  margin-left: auto;
  margin-right: auto;
}

.footer-inner {
  padding: 1.1rem 1.3rem;
  text-align: center;
  color: var(--ink-muted);
}

.footer-inner p {
  margin: 0.2rem 0;
}

.footer-credit {
  font-size: 0.92rem;
  line-height: 1.7;
}

.footer-credit .lang-zh,
.footer-credit .lang-en {
  font-size: inherit;
  line-height: inherit;
}

/* New Chinese refresh: lighter surfaces, cleaner typography, quieter ornament. */
:root {
  --paper: #f6f8f3;
  --paper-deep: #e7eee5;
  --paper-soft: rgba(255, 255, 252, 0.78);
  --ink: #17231e;
  --ink-soft: #3c4b44;
  --ink-muted: #6b776f;
  --ink-en: #536b61;
  --ink-en-strong: #2f5f4e;
  --line: rgba(47, 95, 78, 0.14);
  --line-strong: rgba(47, 95, 78, 0.28);
  --cinnabar: #2f5f4e;
  --jade: #4e7967;
  --gold: #a98f55;
  --shadow: 0 18px 48px rgba(15, 36, 28, 0.08);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

body {
  background:
    linear-gradient(120deg, rgba(244, 248, 243, 0.9), rgba(236, 244, 238, 0.82)),
    url("/images/bamboo-shadow.svg");
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.82;
}

body::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(231, 238, 229, 0.08)),
    radial-gradient(circle at center, transparent 48%, rgba(15, 36, 28, 0.06) 100%);
}

.ink-wash {
  display: none;
}

.masthead-frame {
  padding: 0.82rem 1rem;
  border: 1px solid rgba(47, 95, 78, 0.13);
  border-radius: 22px;
  background: rgba(255, 255, 252, 0.76);
  box-shadow: 0 12px 34px rgba(15, 36, 28, 0.07);
}

.is-scrolled .masthead-frame {
  background: rgba(255, 255, 252, 0.9);
  box-shadow: 0 16px 42px rgba(15, 36, 28, 0.1);
}

.brand-seal {
  width: 2.72rem;
  height: 2.72rem;
  border-radius: 8px;
  background: linear-gradient(145deg, #23483c, #386a58);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28), 0 12px 22px rgba(20, 55, 43, 0.18);
}

.brand-copy strong {
  font-size: 0.96rem;
  font-weight: 650;
  letter-spacing: 0.06em;
}

.brand-copy small {
  color: #66776d;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.nav-link {
  padding: 0.5rem 0.78rem;
  border-radius: 10px;
  color: #40524a;
}

.nav-link:hover,
.nav-link.is-active {
  color: #fff;
  background: rgba(47, 95, 78, 0.9);
}

.nav-link:hover .lang-en,
.nav-link.is-active .lang-en {
  color: rgba(255, 255, 255, 0.76);
}

.hero-panel,
.section-panel,
.entry-panel {
  border: 1px solid rgba(47, 95, 78, 0.13);
  background: rgba(255, 255, 252, 0.84);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.hero-panel::before,
.section-panel::before,
.entry-panel::before {
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, rgba(47, 95, 78, 0.76), rgba(169, 143, 85, 0.45), transparent);
}

.hero-panel {
  padding: clamp(2rem, 4vw, 3.5rem);
}

.hero-badge,
.section-kicker {
  color: var(--ink-en-strong);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
}

.hero-panel h1,
.section-heading h1,
.section-heading h2,
.entry-header h1 {
  font-family: "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif;
  font-weight: 600;
  letter-spacing: 0.025em;
}

.hero-subtitle,
.hero-intro,
.section-note {
  color: var(--ink-muted);
}

.hero-title .lang-en,
.page-title .lang-en {
  color: var(--ink-en-strong);
}

.hero-seal {
  border-color: rgba(47, 95, 78, 0.22);
  border-radius: 14px;
  background: rgba(255, 255, 252, 0.64);
  color: #2f5f4e;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.56), 0 16px 34px rgba(15, 36, 28, 0.08);
}

.post-card {
  border: 1px solid rgba(47, 95, 78, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 252, 0.78);
}

.post-card:hover {
  border-color: rgba(47, 95, 78, 0.28);
  box-shadow: 0 16px 34px rgba(15, 36, 28, 0.1);
}

.entry-content {
  font-size: 1.02rem;
  line-height: 1.9;
}

.entry-content h1,
.entry-content h2,
.entry-content h3,
.entry-content h4,
.entry-content h5,
.entry-content h6 {
  letter-spacing: 0.025em;
}

.entry-content h1 {
  border-bottom-color: rgba(47, 95, 78, 0.16);
}

.entry-content h1::after {
  background: linear-gradient(90deg, rgba(47, 95, 78, 0.88), rgba(169, 143, 85, 0.42));
}

.entry-content h2 {
  border-bottom-color: rgba(47, 95, 78, 0.14);
}

.entry-content h2::before {
  width: 0.38rem;
  height: 0.38rem;
  border-color: rgba(47, 95, 78, 0.5);
  background: rgba(47, 95, 78, 0.16);
}

.entry-content h3 {
  border: 0;
  border-radius: 8px;
  background: linear-gradient(90deg, #254f42, #376f5b);
  box-shadow: 0 10px 22px rgba(15, 36, 28, 0.11);
}

.entry-content blockquote {
  border-left-color: rgba(47, 95, 78, 0.75);
  border-radius: 8px;
  background: rgba(247, 250, 246, 0.78);
}

.entry-content img {
  border-radius: 12px;
  border-color: rgba(47, 95, 78, 0.2);
  background: rgba(255, 255, 252, 0.86);
  box-shadow: 0 16px 34px rgba(15, 36, 28, 0.11);
}

.gallery-page .entry-content h3,
.publications-page .entry-content h5 {
  border: 0;
  border-radius: 10px 10px 0 0;
  background: linear-gradient(90deg, #254f42, #376f5b);
  box-shadow: 0 12px 24px rgba(15, 36, 28, 0.12);
}

.gallery-page .entry-content h3 + p,
.publications-page .entry-content h5 + ul {
  border-color: rgba(47, 95, 78, 0.18);
  background: rgba(255, 255, 252, 0.82);
  box-shadow: 0 12px 24px rgba(15, 36, 28, 0.08);
}

.gallery-page .entry-content h3 + p + p img {
  border-radius: 12px;
  border-color: rgba(47, 95, 78, 0.18);
  background: rgba(255, 255, 252, 0.88);
  box-shadow: 0 18px 38px rgba(15, 36, 28, 0.13);
}

.publications-page .entry-content > blockquote:first-child {
  border-left-color: rgba(47, 95, 78, 0.7);
  background: rgba(247, 250, 246, 0.82);
  border-radius: 8px;
}

.footer-inner {
  color: #65746c;
}

/* Celadon Studio: a cooler, gallery-like new Chinese direction. */
:root {
  --paper: #f4f7f3;
  --paper-deep: #e2ece8;
  --paper-soft: rgba(252, 254, 250, 0.74);
  --ink: #152522;
  --ink-soft: #334744;
  --ink-muted: #637370;
  --ink-en: #4f7778;
  --ink-en-strong: #1f6f75;
  --line: rgba(31, 111, 117, 0.14);
  --line-strong: rgba(31, 111, 117, 0.26);
  --cinnabar: #1f6f75;
  --jade: #3f8582;
  --gold: #b19a64;
  --shadow: 0 22px 56px rgba(20, 52, 53, 0.08);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 7px;
}

body {
  background:
    linear-gradient(135deg, rgba(247, 249, 244, 0.88), rgba(226, 238, 234, 0.76) 48%, rgba(243, 247, 241, 0.86)),
    url("/images/bamboo-shadow.svg");
  background-size: cover;
  background-position: center top;
}

body::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(223, 236, 232, 0.08)),
    radial-gradient(circle at 50% 30%, rgba(255, 255, 255, 0.04), transparent 44%),
    radial-gradient(circle at center, transparent 54%, rgba(13, 45, 45, 0.055) 100%);
}

.masthead-frame {
  border-color: rgba(31, 111, 117, 0.12);
  background: rgba(251, 254, 250, 0.72);
  box-shadow: 0 14px 40px rgba(20, 52, 53, 0.07);
}

.brand-seal {
  background: linear-gradient(145deg, #154e52, #23777a);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3), 0 12px 26px rgba(22, 86, 88, 0.2);
}

.nav-link:hover,
.nav-link.is-active {
  background: #1f6f75;
}

.hero-panel,
.section-panel,
.entry-panel {
  border-color: rgba(31, 111, 117, 0.12);
  background: rgba(252, 254, 250, 0.78);
  box-shadow: var(--shadow);
}

.hero-panel::before,
.section-panel::before,
.entry-panel::before {
  background: linear-gradient(90deg, rgba(31, 111, 117, 0.72), rgba(177, 154, 100, 0.34), transparent);
}

.hero-seal {
  border-color: rgba(31, 111, 117, 0.2);
  background: rgba(252, 254, 250, 0.58);
  color: #1f6f75;
}

.post-card,
.gallery-page .entry-content h3 + p,
.publications-page .entry-content h5 + ul {
  border-color: rgba(31, 111, 117, 0.13);
  background: rgba(252, 254, 250, 0.76);
}

.entry-content h3,
.gallery-page .entry-content h3,
.publications-page .entry-content h5 {
  background: linear-gradient(90deg, #155f66, #26868a);
  box-shadow: 0 12px 24px rgba(20, 72, 75, 0.12);
}

.entry-content h1::after {
  background: linear-gradient(90deg, rgba(31, 111, 117, 0.9), rgba(177, 154, 100, 0.4));
}

.entry-content blockquote,
.publications-page .entry-content > blockquote:first-child {
  border-left-color: rgba(31, 111, 117, 0.68);
  background: rgba(244, 250, 247, 0.78);
}

.entry-content img,
.gallery-page .entry-content h3 + p + p img {
  border-color: rgba(31, 111, 117, 0.18);
  background: rgba(252, 254, 250, 0.86);
  box-shadow: 0 18px 38px rgba(20, 52, 53, 0.1);
}

.footer-inner {
  color: #607472;
}

@media (max-width: 900px) {
  :root {
    --content-width: min(100vw - 28px, 100%);
  }

  body {
    background-attachment: scroll;
  }

  .site-header {
    padding-top: 0.8rem;
  }

  .masthead-frame {
    border-radius: 1.6rem;
    padding: 0.85rem 1rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 0.75rem);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.8rem;
    border: 1px solid rgba(119, 94, 75, 0.12);
    border-radius: 1.4rem;
    background: rgba(252, 249, 244, 0.96);
    box-shadow: var(--shadow);
  }

  .nav-open .site-nav {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding: 0.85rem 1rem;
  }

  .nav-bilingual {
    min-width: 0;
    align-items: flex-start;
    text-align: left;
  }

  .hero-panel {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .hero-seal {
    justify-self: end;
  }

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

  .section-note {
    text-align: left;
  }

  .home-about-header {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .home-about-quote {
    justify-self: start;
    max-width: 100%;
    border-left-color: rgba(119, 94, 75, 0.22);
    padding-left: 0.75rem;
  }

  .archive-year-block,
  .archive-item,
  .post-nav {
    grid-template-columns: 1fr;
  }

  .post-nav-link-next {
    text-align: left;
  }

  .entry-content {
    font-size: 1rem;
  }

  .gallery-page .entry-content h3,
  .gallery-page .entry-content h3 + p,
  .gallery-page .entry-content h3 + p + p,
  .gallery-page .entry-content h3:nth-of-type(odd),
  .gallery-page .entry-content h3:nth-of-type(odd) + p,
  .gallery-page .entry-content h3:nth-of-type(odd) + p + p,
  .gallery-page .entry-content h3:nth-of-type(even),
  .gallery-page .entry-content h3:nth-of-type(even) + p,
  .gallery-page .entry-content h3:nth-of-type(even) + p + p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
}

@media (max-width: 640px) {
  .brand-copy small {
    display: none;
  }

  .hero-panel h1,
  .entry-header h1,
  .section-heading h1,
  .section-heading h2 {
    letter-spacing: 0.02em;
  }

  .post-card-body,
  .section-panel,
  .entry-panel {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .entry-content table,
  .entry-content pre,
  .entry-content figure.highlight {
    display: block;
    width: 100%;
    overflow-x: auto;
  }
}