.public-page {
  min-width: 320px;
  min-height: 100vh;
  position: relative;
  isolation: isolate;
  overflow-x: hidden;
  color: var(--ink-900);
  background:
    linear-gradient(148deg, var(--sky-50) 0%, var(--sky-100) 44%, var(--sky-200) 100%);
  font-family: var(--font-sans);
}

.public-page::before {
  content: "";
  position: fixed;
  z-index: -2;
  inset: -16%;
  pointer-events: none;
  background:
    radial-gradient(circle at 14% 14%, rgba(255, 255, 255, 0.94) 0 9%, transparent 30%),
    radial-gradient(circle at 88% 10%, rgba(121, 164, 155, 0.22) 0 10%, transparent 31%),
    radial-gradient(circle at 80% 62%, rgba(153, 193, 199, 0.23) 0 12%, transparent 35%),
    radial-gradient(circle at 18% 82%, rgba(255, 255, 255, 0.72) 0 10%, transparent 31%);
  filter: blur(8px);
}

.public-page::after {
  content: "";
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  opacity: 0.14;
  background-image:
    repeating-linear-gradient(
      118deg,
      rgba(255, 255, 255, 0.34) 0,
      rgba(255, 255, 255, 0.34) 1px,
      transparent 1px,
      transparent 7px
    );
  mix-blend-mode: soft-light;
}

.public-page .skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1300;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  transform: translateY(-180%);
  border: 1px solid var(--line-glass);
  border-radius: var(--radius-control);
  color: var(--ink-900);
  background: var(--white-strong);
  box-shadow: var(--shadow-soft);
  font-size: 14px;
  transition: transform var(--motion-fast) var(--ease-standard);
}

.public-page .skip-link:focus {
  transform: translateY(0);
}

.public-page .site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  height: 135px;
  margin: 0;
  padding-top: 0;
  border: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition:
    height var(--motion-base) var(--ease-standard),
    padding-top var(--motion-base) var(--ease-standard);
}

.public-page .header-inner {
  width: 100%;
  max-width: none;
  min-height: 135px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-inline: auto;
  padding: 16px clamp(32px, 5vw, 88px);
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 0;
  background: rgba(248, 252, 252, 0.72);
  box-shadow: 0 10px 34px rgba(40, 73, 78, 0.045);
  backdrop-filter: blur(16px) saturate(112%);
  -webkit-backdrop-filter: blur(16px) saturate(112%);
  transition:
    width var(--motion-base) var(--ease-standard),
    min-height var(--motion-base) var(--ease-standard),
    padding var(--motion-base) var(--ease-standard),
    border-radius var(--motion-base) var(--ease-standard),
    border-color var(--motion-base) var(--ease-standard),
    background-color var(--motion-base) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard),
    backdrop-filter var(--motion-base) var(--ease-standard);
}

.public-page .site-header.is-scrolled {
  height: 135px;
  padding-top: 12px;
}

.public-page .site-header.is-scrolled .header-inner {
  width: min(1180px, calc(100% - 32px));
  min-height: 82px;
  padding: 10px 12px 10px 24px;
  border: 1px solid var(--line-glass);
  border-radius: var(--radius-nav);
  background: rgba(248, 252, 252, 0.76);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(24px) saturate(118%);
  -webkit-backdrop-filter: blur(24px) saturate(118%);
}

.public-page .brand {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding-inline: 4px;
  color: var(--ink-900);
  text-decoration: none;
}

.public-page .brand-name {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.public-page .brand-roman {
  color: var(--ink-600);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.public-page .nav {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 19px;
}

.public-page .nav a {
  min-width: 72px;
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  color: var(--ink-700);
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.public-page .site-header.is-scrolled .brand-name {
  font-size: 24px;
}

.public-page .site-header.is-scrolled .brand-roman {
  font-size: 10px;
}

.public-page .site-header.is-scrolled .nav {
  gap: 4px;
  font-size: 18px;
}

.public-page .site-header.is-scrolled .nav a {
  min-width: 64px;
  min-height: 52px;
  padding-inline: 16px;
}

.public-page .nav a.is-active,
.public-page .nav a[aria-current="page"] {
  color: var(--cyan-700);
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(211, 234, 233, 0.76);
  box-shadow:
    0 6px 18px rgba(50, 102, 105, 0.09),
    inset 0 1px 0 rgba(255, 255, 255, 0.72);
  font-weight: 650;
}

.public-page .nav-toggle {
  width: 44px;
  height: 44px;
  display: none;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid rgba(70, 107, 111, 0.12);
  border-radius: var(--radius-control);
  color: var(--ink-700);
  background: rgba(255, 255, 255, 0.46);
  font-family: var(--font-sans);
  font-size: 12px;
  cursor: pointer;
  transition:
    color var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.public-page footer {
  position: relative;
  margin: 0;
  padding: 0 0 48px;
  border: 0;
  color: var(--ink-700);
  background: transparent;
}

.public-page .footer-inner,
.public-page .footer-grid {
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 32px;
  border: 1px solid var(--line-glass);
  border-radius: var(--radius-card);
  color: var(--ink-700);
  background: rgba(248, 252, 252, 0.58);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(18px) saturate(112%);
  -webkit-backdrop-filter: blur(18px) saturate(112%);
  font-family: var(--font-sans);
  font-size: 13px;
}

.listing-page .page,
.search-page .page {
  min-height: calc(100vh - 220px);
  padding: clamp(64px, 8vw, 112px) 0 clamp(88px, 10vw, 136px);
}

.listing-page .eyebrow,
.search-page .eyebrow {
  margin: 0 0 8px;
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.listing-page .page > h1,
.search-page .page > h1 {
  margin: 0;
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: clamp(42px, 6vw, 68px);
  font-weight: 680;
  line-height: 1.2;
  letter-spacing: 0.025em;
}

.listing-page .lead,
.search-page .lead {
  max-width: 680px;
  margin: 16px 0 0;
  color: var(--ink-700);
  font-family: var(--font-reading);
  font-size: 16px;
  line-height: 1.9;
}

.listing-page .divider,
.search-page .divider {
  width: 54px;
  height: 2px;
  margin: 28px 0 34px;
  border: 0;
  background: linear-gradient(90deg, var(--cyan-600), transparent);
}

.listing-page .panel {
  min-height: 220px;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line-glass);
  border-radius: 30px;
  background: rgba(248, 252, 252, 0.68);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(22px) saturate(114%);
  -webkit-backdrop-filter: blur(22px) saturate(114%);
}

.listing-page .state,
.search-page .state {
  min-height: 120px;
  display: grid;
  place-items: center;
  padding: 28px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 20px;
  color: var(--ink-600);
  background: rgba(255, 255, 255, 0.34);
}

.listing-page .archive-year + .archive-year {
  margin-top: 52px;
}

.listing-page .archive-year h2 {
  margin: 0 0 18px;
  color: var(--cyan-700);
  font-family: var(--font-sans);
  font-size: 24px;
  font-weight: 680;
  letter-spacing: 0.04em;
}

.listing-page .archive-list {
  display: grid;
  gap: 12px;
}

.listing-page .archive-item {
  min-height: 76px;
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 44px;
  gap: 18px;
  align-items: center;
  padding: 14px 16px 14px 20px;
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 18px;
  color: var(--ink-900);
  background: rgba(255, 255, 255, 0.38);
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.64);
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.listing-page .archive-date {
  color: var(--ink-600);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.listing-page .archive-title {
  min-width: 0;
  font-family: var(--font-reading);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.listing-page .archive-arrow {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--cyan-700);
  background: rgba(215, 237, 235, 0.58);
}

.listing-page .cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.listing-page .cloud-item {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 14px;
  color: var(--ink-700);
  background: rgba(255, 255, 255, 0.38);
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.listing-page .cloud-item.active {
  color: var(--cyan-700);
  background: rgba(209, 234, 232, 0.82);
  box-shadow: 0 10px 26px rgba(48, 95, 98, 0.1);
}

.listing-page .cloud-item .count,
.listing-page .result-head .count {
  color: var(--ink-600);
  font-size: 11px;
}

.listing-page .result-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin: 42px 0 18px;
}

.listing-page .result-head h2 {
  margin: 0;
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 25px;
  font-weight: 680;
}

.search-page .search-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  max-width: 860px;
  padding: 10px;
  border: 1px solid var(--line-glass);
  border-radius: 22px;
  background: rgba(248, 252, 252, 0.7);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(22px) saturate(114%);
  -webkit-backdrop-filter: blur(22px) saturate(114%);
}

.search-page .search-input {
  width: 100%;
  min-height: 52px;
  padding: 0 18px;
  border: 1px solid rgba(74, 111, 115, 0.1);
  border-radius: 14px;
  outline: 0;
  color: var(--ink-900);
  background: rgba(255, 255, 255, 0.48);
  font-family: var(--font-sans);
  font-size: 15px;
  transition:
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard);
}

.search-page .search-input:focus {
  border-color: rgba(57, 120, 122, 0.34);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 0 0 4px rgba(57, 120, 122, 0.08);
}

.search-page .search-button {
  min-width: 98px;
  min-height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 14px;
  color: var(--white-solid);
  background: var(--cyan-700);
  box-shadow: 0 12px 28px rgba(47, 102, 105, 0.16);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
  transition:
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.search-page .summary {
  min-height: 30px;
  margin: 24px 4px 12px;
  color: var(--ink-600);
  font-family: var(--font-sans);
  font-size: 13px;
}

.search-page .results {
  display: grid;
  gap: 16px;
}

.search-page .result-card {
  display: block;
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--line-glass);
  border-radius: 24px;
  color: var(--ink-900);
  background: rgba(248, 252, 252, 0.66);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px) saturate(112%);
  -webkit-backdrop-filter: blur(20px) saturate(112%);
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-base) var(--ease-standard),
    background-color var(--motion-base) var(--ease-standard),
    box-shadow var(--motion-base) var(--ease-standard);
}

.search-page .result-date {
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.search-page .result-title {
  margin: 10px 0 8px;
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: clamp(23px, 3vw, 32px);
  font-weight: 680;
  line-height: 1.45;
}

.search-page .result-excerpt {
  max-width: 800px;
  margin: 0;
  color: var(--ink-700);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.8;
}

.search-page .result-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.search-page .chip {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 11px;
  color: var(--ink-700);
  background: rgba(255, 255, 255, 0.36);
  font-family: var(--font-sans);
  font-size: 11px;
}

.post-page .reading-progress {
  height: 3px;
  background: linear-gradient(90deg, var(--jade-400), var(--cyan-600));
}

.post-page main.shell {
  width: min(1240px, calc(100% - 48px));
  max-width: none;
  padding: clamp(52px, 7vw, 92px) 0 clamp(96px, 10vw, 136px);
}

.post-page .article-wrap {
  width: 100%;
  max-width: none;
  margin: 0;
}

.post-page .article-layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.post-page .article-rail {
  position: sticky;
  top: 112px;
  max-height: calc(100vh - 134px);
  overflow: auto;
  padding: 22px;
  border: 1px solid var(--line-glass);
  border-radius: 27px;
  background: rgba(248, 252, 252, 0.62);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px) saturate(112%);
  -webkit-backdrop-filter: blur(20px) saturate(112%);
  scrollbar-width: thin;
  scrollbar-color: rgba(57, 120, 122, 0.28) transparent;
}

.post-page .rail-back {
  min-height: 50px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 13px;
  color: var(--cyan-700);
  background: rgba(255, 255, 255, 0.36);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition:
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard);
}

.post-page .rail-label {
  margin: 20px 10px 4px;
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.post-page .article-toc {
  display: block;
  margin: 0;
  padding: 6px 2px 2px;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.post-page .toc-title {
  margin: 0 10px 10px;
  color: var(--ink-600);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.post-page .toc-list {
  display: grid;
  gap: 5px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.post-page .toc-list li,
.post-page .toc-list li + li {
  margin: 0;
}

.post-page .toc-list a {
  min-height: 44px;
  display: flex;
  align-items: center;
  padding: 9px 12px;
  border-radius: 11px;
  color: var(--ink-700);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard);
}

.post-page .toc-list a.is-current {
  color: var(--cyan-700);
  background: rgba(218, 239, 237, 0.72);
  box-shadow: inset 2px 0 0 rgba(45, 112, 114, 0.52);
  font-weight: 650;
}

.post-page .toc-level-3 {
  padding-left: 12px;
}

.post-page .toc-level-4 {
  padding-left: 24px;
}

.post-page .toc-empty {
  margin: 0;
  padding: 10px;
  color: var(--ink-600);
  font-size: 12px;
  line-height: 1.7;
}

.post-page .article-reading-pane {
  min-width: 0;
  padding: clamp(34px, 6vw, 72px);
  border: 1px solid var(--line-glass);
  border-radius: 30px;
  background: rgba(250, 253, 253, 0.86);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(18px) saturate(108%);
  -webkit-backdrop-filter: blur(18px) saturate(108%);
}

.post-page .article-meta {
  margin: 0;
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.post-page .article-title {
  max-width: 20ch;
  margin: 18px 0;
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: clamp(40px, 4.3vw, 56px);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
}

.post-page .article-excerpt {
  max-width: var(--article-copy);
  margin: 0;
  color: var(--ink-700);
  font-family: var(--font-reading);
  font-size: 18px;
  line-height: 1.9;
}

.post-page .article-taxonomy {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
}

.post-page .article-chip {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 11px;
  color: var(--ink-700);
  background: rgba(235, 247, 246, 0.72);
  font-family: var(--font-sans);
  font-size: 12px;
  text-decoration: none;
}

.post-page .article-cover,
.post-page .article-cover.show {
  width: 100%;
  max-height: 620px;
  display: block;
  object-fit: cover;
  margin: 34px 0 0;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 22px;
  box-shadow: 0 22px 56px rgba(40, 73, 78, 0.14);
}

.post-page .updated-notice {
  margin: 22px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 14px;
  color: var(--ink-700);
  background: rgba(223, 241, 239, 0.55);
  font-family: var(--font-sans);
  font-size: 12px;
}

.post-page .article-divider {
  height: 1px;
  margin: 42px 0;
  border: 0;
  background: linear-gradient(90deg, rgba(57, 120, 122, 0.26), transparent);
}

.post-page .markdown-body {
  max-width: var(--article-copy);
  margin-inline: auto;
  color: var(--ink-900);
  font-family: var(--font-reading);
  font-size: 18px;
  line-height: 1.92;
}

.post-page .markdown-body h1,
.post-page .markdown-body h2,
.post-page .markdown-body h3,
.post-page .markdown-body h4 {
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.45;
  scroll-margin-top: 110px;
}

.post-page .markdown-body h2 {
  margin: 2.15em 0 0.72em;
  padding: 0;
  border: 0;
  font-size: 1.62em;
}

.post-page .markdown-body h3 {
  margin: 1.75em 0 0.66em;
  font-size: 1.3em;
}

.post-page .markdown-body p,
.post-page .markdown-body ul,
.post-page .markdown-body ol {
  margin-top: 0;
  margin-bottom: 1.35em;
}

.post-page .markdown-body a {
  color: var(--cyan-700);
  text-decoration-color: rgba(47, 102, 105, 0.34);
  text-underline-offset: 4px;
}

.post-page .markdown-body blockquote {
  margin: 1.7em 0 1.85em;
  padding: 18px 22px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-left: 3px solid var(--jade-400);
  border-radius: 0 15px 15px 0;
  color: var(--ink-700);
  background: rgba(231, 245, 243, 0.62);
  font-size: 1em;
  line-height: 1.88;
}

.post-page .markdown-body blockquote > :first-child {
  margin-top: 0;
}

.post-page .markdown-body blockquote > :last-child {
  margin-bottom: 0;
}

.post-page .markdown-body img {
  border-radius: 18px;
  box-shadow: 0 18px 46px rgba(40, 73, 78, 0.12);
}

.post-page .markdown-body code {
  border: 1px solid rgba(61, 102, 106, 0.1);
  border-radius: 7px;
  color: var(--cyan-700);
  background: rgba(222, 238, 238, 0.72);
}

.post-page .markdown-body pre {
  border: 1px solid rgba(255, 255, 255, 0.64);
  border-radius: 18px;
  background: rgba(231, 240, 241, 0.78);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.68);
}

.post-page .markdown-body pre code,
.post-page .markdown-body pre code.hljs {
  color: #23383e;
  background: transparent;
}

.post-page .related-section,
.post-page .comments-section {
  max-width: var(--article-copy);
  margin: 72px auto 0;
  padding-top: 0;
  border: 0;
}

.post-page .related-heading,
.post-page .comments-kicker {
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.17em;
}

.post-page .related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.post-page .related-card,
.post-page .post-nav-link {
  min-height: 120px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 18px;
  color: var(--ink-900);
  background: rgba(239, 248, 248, 0.66);
  box-shadow: 0 14px 36px rgba(40, 73, 78, 0.08);
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.post-page .related-meta,
.post-page .post-nav-label {
  color: var(--cyan-600);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.post-page .related-title,
.post-page .post-nav-title {
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 650;
  line-height: 1.6;
}

.post-page .post-nav {
  max-width: var(--article-copy);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px auto 0;
  padding: 0;
  border: 0;
}

.post-page .comments-title {
  margin: 4px 0 0;
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 30px;
  font-weight: 700;
}

.post-page .comments-note {
  color: var(--ink-700);
  font-family: var(--font-sans);
}

.post-page .article-bottom {
  max-width: var(--article-copy);
  margin: 48px auto 0;
}

.post-page .back-link {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: var(--cyan-700);
  font-family: var(--font-sans);
  font-weight: 650;
}

.post-page .state-card {
  min-height: 260px;
  display: grid;
  align-content: center;
  padding: clamp(32px, 6vw, 68px);
  border: 1px solid var(--line-glass);
  border-radius: 30px;
  color: var(--ink-700);
  background: var(--white-strong);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.post-page .state-card h1 {
  color: var(--ink-900);
  font-family: var(--font-sans);
}

.not-found-page {
  display: block;
  padding: 0;
}

.not-found-page main {
  width: min(760px, calc(100% - 32px));
  min-height: 420px;
  display: grid;
  align-content: center;
  margin: clamp(76px, 12vh, 140px) auto;
  padding: clamp(36px, 7vw, 72px);
  border: 1px solid var(--line-glass);
  border-radius: 30px;
  color: var(--ink-900);
  background: var(--white-strong);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(22px) saturate(112%);
  -webkit-backdrop-filter: blur(22px) saturate(112%);
}

.not-found-page .code {
  color: var(--cyan-600);
  font-family: var(--font-mono);
}

.not-found-page h1 {
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-weight: 700;
}

.not-found-page p {
  color: var(--ink-700);
  font-family: var(--font-sans);
}

.not-found-page .actions a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 15px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 13px;
  color: var(--ink-700);
  background: rgba(234, 246, 245, 0.7);
  font-family: var(--font-sans);
}

.not-found-page main.not-found-stage {
  width: min(var(--content-wide), calc(100% - 48px));
  min-height: 0;
  display: block;
  margin: clamp(54px, 7vw, 88px) auto clamp(80px, 9vw, 120px);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.not-found-page .not-found-card {
  min-height: 560px;
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.88fr);
  align-items: center;
  gap: clamp(30px, 6vw, 84px);
  overflow: hidden;
  padding: clamp(42px, 7vw, 82px);
  border: 1px solid var(--line-glass);
  border-radius: 34px;
  background: linear-gradient(132deg, rgba(250, 253, 253, 0.82), rgba(228, 243, 242, 0.58));
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(24px) saturate(114%);
  -webkit-backdrop-filter: blur(24px) saturate(114%);
}

.not-found-page .not-found-copy {
  position: relative;
  z-index: 2;
}

.not-found-page .code {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.not-found-page h1 {
  margin: 22px 0 18px;
  font-family: var(--font-serif);
  font-size: clamp(48px, 6vw, 76px);
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: 0.025em;
}

.not-found-page .not-found-note {
  max-width: 570px;
  margin: 0;
  font-size: 16px;
  line-height: 1.95;
}

.not-found-page .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.not-found-page .actions a {
  min-height: 46px;
  gap: 10px;
  padding-inline: 16px;
  text-decoration: none;
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.not-found-page .actions a.primary {
  color: var(--white-solid);
  border-color: rgba(47, 102, 105, 0.2);
  background: var(--cyan-700);
  box-shadow: 0 14px 30px rgba(42, 91, 94, 0.18);
}

.not-found-page .not-found-scene {
  min-height: 360px;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 28px;
  background:
    radial-gradient(circle at 70% 22%, rgba(255, 255, 255, 0.82), transparent 30%),
    linear-gradient(145deg, rgba(183, 218, 217, 0.74), rgba(222, 239, 239, 0.46));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.78),
    0 24px 58px rgba(47, 86, 90, 0.12);
}

.not-found-page .error-number {
  position: relative;
  z-index: 2;
  color: rgba(31, 74, 78, 0.76);
  font-family: var(--font-serif);
  font-size: clamp(112px, 13vw, 176px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.08em;
  text-shadow: 0 10px 30px rgba(255, 255, 255, 0.34);
}

.not-found-page .mist-ring {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 50%;
}

.not-found-page .ring-one {
  width: 270px;
  height: 270px;
  top: -80px;
  right: -54px;
}

.not-found-page .ring-two {
  width: 220px;
  height: 220px;
  bottom: -108px;
  left: -52px;
  background: rgba(255, 255, 255, 0.16);
}

.not-found-page .lost-mark {
  position: absolute;
  right: 22px;
  bottom: 18px;
  color: rgba(34, 83, 86, 0.52);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.floating-tools {
  position: fixed;
  z-index: 1200;
  right: clamp(14px, 2vw, 28px);
  bottom: clamp(20px, 3vw, 34px);
  display: grid;
  gap: 10px;
}

.floating-tool {
  width: 50px;
  height: 50px;
  position: relative;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line-glass);
  border-radius: 17px;
  color: var(--cyan-700);
  background: rgba(244, 251, 250, 0.68);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(20px) saturate(116%);
  -webkit-backdrop-filter: blur(20px) saturate(116%);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  transition:
    opacity var(--motion-fast) var(--ease-standard),
    transform var(--motion-fast) var(--ease-standard),
    color var(--motion-fast) var(--ease-standard),
    background-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.floating-tool::after {
  content: attr(data-label);
  position: absolute;
  top: 50%;
  right: calc(100% + 10px);
  width: max-content;
  padding: 5px 8px;
  transform: translate(6px, -50%);
  border: 1px solid var(--line-glass);
  border-radius: 9px;
  color: var(--ink-700);
  background: var(--white-strong);
  box-shadow: var(--shadow-soft);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
}

.back-to-top {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.site-record {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
  color: var(--ink-600);
  font-family: var(--font-sans);
  font-size: 12px;
}

.site-record a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  color: inherit;
  text-decoration: none;
  transition: color var(--motion-fast) var(--ease-standard);
}

/* Night-sky palette: cool indigo glass, restrained violet nebulae and fine stars. */
html[data-theme="dark"] {
  color-scheme: dark;
  --sky-50: #080b18;
  --sky-100: #0d1224;
  --sky-200: #171d37;
  --mist-300: #30395e;
  --jade-400: #9ba8dc;
  --cyan-600: #91a7eb;
  --cyan-700: #bdc9ff;
  --ink-900: #f3f5ff;
  --ink-700: #c8cee4;
  --ink-600: #9fa9c8;
  --white-solid: #f7f8ff;
  --white-glass: rgba(13, 18, 38, 0.7);
  --white-glass-hover: rgba(20, 27, 53, 0.82);
  --white-strong: rgba(16, 21, 43, 0.92);
  --line-glass: rgba(190, 201, 255, 0.17);
  --line-cool: rgba(162, 176, 234, 0.13);
  --focus-ring: #b7c5ff;
  --shadow-soft: 0 22px 58px rgba(0, 3, 18, 0.42), inset 0 1px 0 rgba(208, 216, 255, 0.08);
  --shadow-float: 0 28px 72px rgba(0, 3, 20, 0.52), inset 0 1px 0 rgba(208, 216, 255, 0.1);
  --shadow-hover: 0 32px 82px rgba(0, 2, 18, 0.6), inset 0 1px 0 rgba(220, 226, 255, 0.12);
}

html[data-theme="dark"] .public-page {
  background:
    radial-gradient(circle at 52% -18%, rgba(68, 80, 150, 0.28), transparent 40%),
    linear-gradient(155deg, #070a16 0%, #0d1227 48%, #151b35 100%);
}

html[data-theme="dark"] .public-page::before {
  background:
    radial-gradient(circle at 12% 8%, rgba(85, 102, 190, 0.2), transparent 30%),
    radial-gradient(circle at 88% 12%, rgba(128, 92, 176, 0.18), transparent 32%),
    radial-gradient(circle at 76% 70%, rgba(55, 92, 177, 0.22), transparent 37%),
    radial-gradient(circle at 18% 82%, rgba(89, 64, 154, 0.15), transparent 31%);
  filter: blur(14px);
}

html[data-theme="dark"] .public-page::after {
  opacity: 0.68;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.92) 0 1px, transparent 1.35px),
    radial-gradient(circle, rgba(183, 201, 255, 0.72) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(221, 208, 255, 0.58) 0 0.8px, transparent 1.2px);
  background-position: 18px 32px, 76px 104px, 128px 52px;
  background-size: 174px 174px, 247px 247px, 319px 319px;
  mix-blend-mode: screen;
}

html[data-theme="dark"] .public-page .header-inner,
html[data-theme="dark"] .public-page .footer-inner,
html[data-theme="dark"] .public-page .footer-grid,
html[data-theme="dark"] .listing-page .panel,
html[data-theme="dark"] .search-page .search-box,
html[data-theme="dark"] .search-page .result-card,
html[data-theme="dark"] .post-page .article-rail,
html[data-theme="dark"] .post-page .article-reading-pane,
html[data-theme="dark"] .not-found-page .not-found-card {
  border-color: rgba(190, 201, 255, 0.17);
  background: rgba(11, 16, 35, 0.78);
}

html[data-theme="dark"] .public-page .site-header.is-scrolled .header-inner {
  border-color: rgba(190, 201, 255, 0.2);
  background: rgba(12, 17, 37, 0.86);
}

html[data-theme="dark"] .home-page .masthead-panel,
html[data-theme="dark"] .home-page .featured-entry,
html[data-theme="dark"] .home-page .index-entry {
  border-color: rgba(190, 201, 255, 0.17);
  background: linear-gradient(132deg, rgba(12, 18, 39, 0.86), rgba(25, 30, 61, 0.7));
}

html[data-theme="dark"] .home-page .masthead-atmosphere,
html[data-theme="dark"] .not-found-page .not-found-scene {
  border-color: rgba(197, 204, 255, 0.16);
  background:
    radial-gradient(circle at 70% 22%, rgba(148, 161, 238, 0.18), transparent 30%),
    linear-gradient(145deg, rgba(28, 36, 74, 0.88), rgba(15, 19, 45, 0.76));
}

html[data-theme="dark"] .home-page .notice-board {
  border-color: rgba(197, 204, 255, 0.18);
  background: linear-gradient(138deg, rgba(17, 23, 50, 0.82), rgba(43, 38, 82, 0.58));
}

html[data-theme="dark"] .public-page .nav {
  border-color: rgba(190, 201, 255, 0.17);
  background: rgba(12, 17, 37, 0.88);
}

html[data-theme="dark"] .public-page .nav a.is-active,
html[data-theme="dark"] .public-page .nav a[aria-current="page"],
html[data-theme="dark"] .post-page .toc-list a.is-current {
  border-color: rgba(181, 195, 255, 0.16);
  background: rgba(91, 105, 179, 0.3);
}

html[data-theme="dark"] .post-page .markdown-body blockquote,
html[data-theme="dark"] .post-page .markdown-body pre,
html[data-theme="dark"] .post-page .related-card,
html[data-theme="dark"] .post-page .post-nav-link,
html[data-theme="dark"] .listing-page .archive-item,
html[data-theme="dark"] .listing-page .cloud-item,
html[data-theme="dark"] .search-page .chip {
  border-color: rgba(184, 196, 250, 0.14);
  background: rgba(28, 34, 69, 0.62);
}

html[data-theme="dark"] .floating-tool {
  border-color: rgba(190, 201, 255, 0.2);
  background: rgba(13, 18, 40, 0.8);
}

html[data-theme="dark"] .search-page .search-input,
html[data-theme="dark"] .home-page .taxonomy-link,
html[data-theme="dark"] .post-page .article-chip,
html[data-theme="dark"] .post-page .updated-notice,
html[data-theme="dark"] .post-page .rail-back,
html[data-theme="dark"] .not-found-page .actions a:not(.primary) {
  border-color: rgba(184, 196, 250, 0.15);
  color: var(--ink-700);
  background: rgba(29, 35, 70, 0.58);
}

html[data-theme="dark"] .home-page .featured-cover,
html[data-theme="dark"] .home-page .index-cover {
  border-color: rgba(190, 201, 255, 0.18);
  background: rgba(20, 26, 54, 0.84);
}

html[data-theme="dark"] .home-page .index-entry.no-cover::after {
  background: rgba(89, 103, 179, 0.16);
}

html[data-theme="dark"] .home-page .featured-entry.no-cover::after {
  color: rgba(158, 174, 245, 0.08);
}

html[data-theme="dark"] .home-page .index-number {
  color: #cbd6f1;
  border-color: rgba(190, 203, 240, 0.18);
  background: linear-gradient(145deg, rgba(43, 57, 91, 0.78), rgba(30, 40, 72, 0.72));
  box-shadow:
    0 8px 18px rgba(0, 3, 22, 0.18),
    inset 0 1px 0 rgba(222, 228, 255, 0.12);
}

html[data-theme="dark"] .not-found-page .error-number {
  color: rgba(137, 153, 226, 0.34);
  text-shadow: 0 14px 42px rgba(78, 92, 176, 0.2);
}

html[data-theme="dark"] .not-found-page .lost-mark {
  color: rgba(171, 183, 236, 0.46);
}

@media (hover: hover) {
  .floating-tool:hover {
    color: var(--cyan-700);
    background: var(--white-strong);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }

  .floating-tool:hover::after {
    opacity: 1;
    transform: translate(0, -50%);
  }

  .site-record a:hover {
    color: var(--cyan-700);
  }

  .not-found-page .actions a:hover {
    color: var(--cyan-700);
    background: var(--white-strong);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }

  .not-found-page .actions a.primary:hover {
    color: var(--white-solid);
    background: var(--cyan-600);
  }

  .public-page .nav a:hover {
    color: var(--cyan-700);
    border-color: rgba(255, 255, 255, 0.56);
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
  }

  .public-page .nav a.is-active:hover,
  .public-page .nav a[aria-current="page"]:hover {
    background: rgba(211, 234, 233, 0.86);
  }

  .listing-page .archive-item:hover,
  .listing-page .cloud-item:hover,
  .search-page .result-card:hover,
  .post-page .related-card:hover,
  .post-page .post-nav-link:hover {
    color: var(--cyan-700);
    background-color: rgba(250, 253, 253, 0.78);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
  }

  .search-page .search-button:hover {
    background: var(--cyan-600);
    box-shadow: 0 16px 34px rgba(47, 102, 105, 0.2);
    transform: translateY(-2px);
  }

  .post-page .rail-back:hover,
  .post-page .toc-list a:hover {
    color: var(--cyan-700);
    background: rgba(222, 241, 239, 0.72);
    transform: translateX(2px);
  }
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .public-page .header-inner,
  .public-page .nav,
  .listing-page .panel,
  .search-page .search-box,
  .search-page .result-card,
  .post-page .article-rail,
  .post-page .article-reading-pane,
  .not-found-page main {
    background: rgba(246, 251, 251, 0.96);
  }
}

@media (max-width: 1024px) {
  .post-page main.shell {
    width: min(100% - 32px, 980px);
  }

  .post-page .article-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 20px;
  }

  .post-page .article-reading-pane {
    padding: clamp(30px, 5vw, 52px);
  }

  .not-found-page .not-found-card {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
    gap: 32px;
    padding: 48px;
  }
}

@media (max-width: 768px) {
  .public-page .site-header {
    height: 68px;
  }

  .public-page .header-inner {
    min-height: 68px;
    padding: 7px 12px 7px 18px;
  }

  .public-page .site-header.is-scrolled {
    height: 68px;
    padding-top: 8px;
  }

  .public-page .site-header.is-scrolled .header-inner {
    width: calc(100% - 24px);
    min-height: 60px;
    padding: 7px 8px 7px 16px;
    border-radius: 20px;
  }

  .public-page .brand-name {
    font-size: 19px;
  }

  .public-page .site-header.is-scrolled .brand-name {
    font-size: 19px;
  }

  .public-page .brand-roman {
    display: none;
  }

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

  .public-page .nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 12px;
    left: 12px;
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px;
    padding: 10px;
    border: 1px solid var(--line-glass);
    border-radius: 20px;
    background: rgba(248, 252, 252, 0.88);
    box-shadow: var(--shadow-float);
    backdrop-filter: blur(20px) saturate(114%);
    -webkit-backdrop-filter: blur(20px) saturate(114%);
  }

  .public-page .site-header.is-scrolled .nav {
    right: 0;
    left: 0;
  }

  .public-page .nav.is-open {
    display: grid;
  }

  .public-page .nav a {
    min-width: 0;
  }

  .public-page .footer-inner,
  .public-page .footer-grid {
    align-items: flex-start;
    flex-direction: column;
    padding: 24px;
  }

  .listing-page .page,
  .search-page .page {
    padding: 56px 0 88px;
  }

  .listing-page .panel {
    padding: 20px;
    border-radius: 24px;
  }

  .listing-page .archive-item {
    grid-template-columns: 72px minmax(0, 1fr) 36px;
    gap: 10px;
  }

  .search-page .search-box {
    grid-template-columns: 1fr;
  }

  .search-page .search-button {
    width: 100%;
  }

  .post-page main.shell {
    width: calc(100% - 32px);
    padding: 52px 0 92px;
  }

  .post-page .article-layout {
    grid-template-columns: 1fr;
  }

  .post-page .article-rail {
    position: relative;
    top: auto;
    max-height: 280px;
  }

  .post-page .article-reading-pane {
    padding: 32px 24px;
    border-radius: 24px;
  }

  .post-page .article-title {
    font-size: clamp(34px, 9vw, 50px);
  }

  .not-found-page main.not-found-stage {
    width: calc(100% - 32px);
    margin: 48px auto 80px;
  }

  .not-found-page .not-found-card {
    min-height: 0;
    grid-template-columns: 1fr;
    padding: 32px;
    border-radius: 26px;
  }

  .not-found-page .not-found-scene {
    min-height: 280px;
    order: -1;
  }

  .floating-tools {
    right: 12px;
    bottom: 16px;
    gap: 8px;
  }

  .floating-tool {
    width: 46px;
    height: 46px;
    border-radius: 15px;
  }
}

@media (max-width: 480px) {
  .public-page .header-inner {
    padding-left: 14px;
  }

  .listing-page .page > h1,
  .search-page .page > h1 {
    font-size: 42px;
  }

  .listing-page .panel {
    padding: 16px;
  }

  .listing-page .archive-item {
    grid-template-columns: 1fr auto;
    padding: 15px;
  }

  .listing-page .archive-date {
    grid-column: 1 / -1;
  }

  .listing-page .archive-title {
    font-size: 16px;
  }

  .listing-page .result-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }

  .post-page main.shell {
    width: calc(100% - 24px);
  }

  .post-page .article-reading-pane {
    padding: 26px 18px;
    border-radius: 22px;
  }

  .post-page .article-title {
    font-size: 34px;
  }

  .post-page .markdown-body {
    font-size: 16px;
    line-height: 1.82;
  }

  .post-page .related-grid,
  .post-page .post-nav {
    grid-template-columns: 1fr;
  }

  .not-found-page main {
    min-height: 380px;
    border-radius: 24px;
  }

  .not-found-page h1 {
    font-size: 42px;
  }

  .not-found-page .not-found-card {
    padding: 22px;
  }

  .not-found-page .not-found-scene {
    min-height: 220px;
    border-radius: 20px;
  }

  .not-found-page .error-number {
    font-size: 96px;
  }
}

/* iOS-inspired functional glass layer: navigation and transient controls only. */
.public-page .site-header {
  --scroll-edge-opacity: 0;
  height: 108px;
  transition:
    height var(--motion-fluid) var(--ease-spring),
    padding-top var(--motion-fluid) var(--ease-spring);
}

.public-page .site-header::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: 0;
  bottom: -34px;
  left: 0;
  height: 48px;
  pointer-events: none;
  opacity: var(--scroll-edge-opacity);
  background: linear-gradient(to bottom, rgba(222, 237, 238, 0.5), transparent);
  filter: blur(8px);
  transition: opacity var(--motion-fast) linear;
}

.public-page .header-inner {
  min-height: 108px;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 12px clamp(28px, 5vw, 72px);
  background: rgba(248, 252, 252, 0.78);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.78) inset,
    0 12px 34px rgba(40, 73, 78, 0.045);
  backdrop-filter: blur(18px) saturate(118%);
  -webkit-backdrop-filter: blur(18px) saturate(118%);
  transition:
    width var(--motion-fluid) var(--ease-spring),
    min-height var(--motion-fluid) var(--ease-spring),
    padding var(--motion-fluid) var(--ease-spring),
    border-radius var(--motion-fluid) var(--ease-spring),
    border-color var(--motion-fluid) var(--ease-spring),
    background-color var(--motion-fluid) var(--ease-spring),
    box-shadow var(--motion-fluid) var(--ease-spring),
    backdrop-filter var(--motion-fluid) var(--ease-spring);
}

.public-page .header-inner::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: 3%;
  left: 3%;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--glass-highlight) 28% 72%, transparent);
  opacity: 0.9;
}

.public-page .site-header.is-scrolled {
  height: 96px;
  padding-top: 10px;
}

.public-page .site-header.is-scrolled .header-inner {
  width: min(1160px, calc(100% - 32px));
  min-height: 74px;
  padding: 8px 10px 8px 22px;
  border-radius: var(--radius-glass-group);
  background: rgba(244, 251, 251, 0.72);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.86) inset,
    0 -1px 0 rgba(52, 94, 98, 0.045) inset,
    0 18px 48px rgba(38, 71, 76, 0.12);
  backdrop-filter: blur(24px) saturate(124%);
  -webkit-backdrop-filter: blur(24px) saturate(124%);
}

.public-page .brand {
  min-height: 50px;
}

.public-page .brand-name {
  font-size: 25px;
  transition: font-size var(--motion-fluid) var(--ease-spring);
}

.public-page .brand-roman {
  font-size: 10px;
  transition: font-size var(--motion-fluid) var(--ease-spring), opacity var(--motion-fast) ease;
}

.public-page .nav {
  position: relative;
  isolation: isolate;
  gap: 4px;
  font-size: 16px;
}

.public-page .nav a {
  min-width: 60px;
  min-height: 48px;
  position: relative;
  z-index: 1;
  padding-inline: 16px;
  border-radius: var(--radius-glass-control);
  transition:
    color var(--motion-fast) var(--ease-standard),
    transform var(--motion-press) var(--ease-standard);
}

.public-page .nav.has-indicator a.is-active,
.public-page .nav.has-indicator a[aria-current="page"] {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.nav-glass-indicator {
  position: absolute;
  z-index: 0;
  top: 0;
  left: 0;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-glass-control);
  background:
    linear-gradient(150deg, rgba(228, 245, 243, 0.78), rgba(202, 230, 230, 0.6));
  box-shadow:
    0 8px 22px rgba(50, 102, 105, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.86),
    inset 0 -1px 0 rgba(54, 103, 106, 0.06);
  opacity: 0;
  pointer-events: none;
  will-change: transform, width, height;
  transition:
    width var(--motion-fluid) var(--ease-spring),
    height var(--motion-fluid) var(--ease-spring),
    transform var(--motion-fluid) var(--ease-spring),
    opacity var(--motion-fast) ease;
}

.nav-glass-indicator.is-visible {
  opacity: 1;
}

.public-page .nav .global-search-trigger {
  min-width: 48px;
  padding-inline: 13px;
  order: 20;
}

.public-page .nav a[href$="rss.xml"] {
  order: 10;
}

.global-search-trigger svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.public-page main {
  animation: banxia-content-enter 520ms var(--ease-spring) both;
}

@keyframes banxia-content-enter {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (hover: hover) {
  .public-page .nav a:hover {
    transform: none;
    background: transparent;
    border-color: transparent;
  }
}

.public-page .nav a:active,
.floating-tool:active,
.global-search-close:active,
.global-search-result:active {
  transform: scale(0.975);
  transition-duration: var(--motion-press);
}

body.global-search-open {
  overflow: hidden;
}

.global-search-overlay {
  position: fixed;
  z-index: 2200;
  inset: 0;
  display: grid;
  align-items: start;
  overflow: auto;
  padding: clamp(72px, 10vh, 118px) 24px 56px;
  color: var(--ink-900);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.7), transparent 42%),
    rgba(226, 239, 241, 0.62);
  backdrop-filter: blur(28px) saturate(112%);
  -webkit-backdrop-filter: blur(28px) saturate(112%);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--motion-base) ease,
    visibility 0s linear var(--motion-base);
}

.global-search-overlay[hidden] {
  display: none;
}

.global-search-overlay.is-open {
  opacity: 1;
  visibility: visible;
  transition-delay: 0s;
}

.global-search-shell {
  width: min(960px, 100%);
  margin-inline: auto;
  transform: translateY(-12px) scale(0.985);
  opacity: 0;
  transition:
    transform var(--motion-fluid) var(--ease-spring),
    opacity var(--motion-base) ease;
}

.global-search-overlay.is-open .global-search-shell {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.global-search-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding-inline: 4px;
}

.global-search-title {
  margin: 0;
  color: var(--ink-700);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.08em;
}

.global-search-close {
  width: 48px;
  height: 48px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 50%;
  color: var(--ink-700);
  background: rgba(247, 252, 252, 0.62);
  box-shadow:
    0 12px 30px rgba(40, 73, 78, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px) saturate(118%);
  -webkit-backdrop-filter: blur(18px) saturate(118%);
  font-size: 25px;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
}

.global-search-form {
  min-height: 76px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 8px 12px 8px 22px;
  border: 1px solid rgba(255, 255, 255, 0.88);
  border-radius: 30px;
  background:
    linear-gradient(145deg, rgba(250, 253, 253, 0.78), rgba(229, 243, 244, 0.58));
  box-shadow:
    0 26px 70px rgba(37, 70, 76, 0.14),
    inset 0 1px 0 rgba(255, 255, 255, 0.94),
    inset 0 -1px 0 rgba(52, 96, 101, 0.05);
  backdrop-filter: blur(24px) saturate(124%);
  -webkit-backdrop-filter: blur(24px) saturate(124%);
}

.global-search-icon {
  width: 24px;
  height: 24px;
  color: var(--cyan-700);
}

.global-search-input {
  width: 100%;
  min-width: 0;
  height: 58px;
  padding: 0;
  border: 0;
  outline: 0;
  color: var(--ink-900);
  background: transparent;
  box-shadow: none;
  font-family: var(--font-ui);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 520;
  letter-spacing: -0.02em;
}

.global-search-input::placeholder {
  color: color-mix(in srgb, var(--ink-600) 62%, transparent);
}

.global-search-key {
  min-width: 44px;
  min-height: 36px;
  display: inline-grid;
  place-items: center;
  padding: 0 10px;
  border: 1px solid rgba(63, 99, 104, 0.12);
  border-radius: 12px;
  color: var(--ink-600);
  background: rgba(255, 255, 255, 0.4);
  font-family: var(--font-ui);
  font-size: 11px;
}

.global-search-summary {
  min-height: 26px;
  margin: 18px 4px 8px;
  color: var(--ink-600);
  font-family: var(--font-ui);
  font-size: 13px;
}

.global-search-results {
  display: grid;
  gap: 8px;
}

.global-search-result {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 24px;
  padding: 17px 20px;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 18px;
  color: inherit;
  background: rgba(248, 252, 252, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.58);
  text-decoration: none;
  transition:
    background-color var(--motion-fast) ease,
    border-color var(--motion-fast) ease,
    transform var(--motion-press) ease;
}

.global-search-result-title {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  font-family: var(--font-reading);
  font-size: 19px;
  font-weight: 650;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.global-search-result-meta {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--ink-600);
  font-family: var(--font-ui);
  font-size: 11px;
  white-space: nowrap;
}

.global-search-result-excerpt {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  color: var(--ink-700);
  font-family: var(--font-reading);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.global-search-empty {
  padding: 44px 20px;
  color: var(--ink-600);
  font-family: var(--font-ui);
  text-align: center;
}

@media (hover: hover) {
  .global-search-result:hover {
    border-color: rgba(255, 255, 255, 0.88);
    background: rgba(250, 253, 253, 0.8);
  }

  .global-search-close:hover {
    color: var(--cyan-700);
    background: rgba(250, 253, 253, 0.82);
  }
}

html[data-theme="dark"] {
  --material-content: rgba(13, 18, 38, 0.88);
  --material-content-soft: rgba(13, 18, 38, 0.78);
  --material-control: rgba(16, 22, 45, 0.72);
  --material-control-strong: rgba(19, 26, 52, 0.86);
  --glass-highlight: rgba(221, 228, 255, 0.22);
  --glass-shade: rgba(0, 3, 20, 0.28);
}

html[data-theme="dark"] .global-search-overlay {
  background:
    radial-gradient(circle at 50% 0%, rgba(72, 82, 150, 0.24), transparent 44%),
    rgba(6, 9, 24, 0.74);
}

html[data-theme="dark"] .global-search-form,
html[data-theme="dark"] .global-search-close {
  border-color: rgba(205, 214, 255, 0.18);
  background: linear-gradient(145deg, rgba(22, 29, 58, 0.82), rgba(12, 17, 39, 0.7));
  box-shadow:
    0 28px 72px rgba(0, 2, 18, 0.48),
    inset 0 1px 0 rgba(220, 226, 255, 0.12);
}

html[data-theme="dark"] .global-search-result {
  border-color: rgba(190, 201, 255, 0.12);
  background: rgba(14, 20, 43, 0.62);
}

html[data-theme="dark"] .nav-glass-indicator {
  border-color: rgba(205, 214, 255, 0.15);
  background: linear-gradient(145deg, rgba(73, 88, 145, 0.5), rgba(48, 59, 108, 0.42));
  box-shadow:
    0 3px 10px rgba(0, 3, 24, 0.12),
    inset 0 1px 0 rgba(222, 228, 255, 0.13);
}

html[data-theme="dark"] .public-page .site-header::after {
  display: none;
}

html[data-theme="dark"] .public-page .nav.has-indicator a.is-active,
html[data-theme="dark"] .public-page .nav.has-indicator a[aria-current="page"] {
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .global-search-overlay {
    background: rgba(234, 244, 245, 0.98);
  }

  .global-search-form,
  .global-search-close {
    background: rgba(248, 252, 252, 0.98);
  }
}

@media (prefers-contrast: more) {
  .global-search-overlay {
    background: rgba(239, 247, 248, 0.96);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (max-width: 768px) {
  .public-page .site-header,
  .public-page .site-header.is-scrolled {
    height: 86px;
    padding-top: max(8px, env(safe-area-inset-top));
  }

  .public-page .header-inner,
  .public-page .site-header.is-scrolled .header-inner {
    width: calc(100% - 24px);
    min-height: 64px;
    padding: 7px 8px 7px 16px;
    border: 1px solid var(--line-glass);
    border-radius: 22px;
    background: rgba(244, 251, 251, 0.76);
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.82) inset,
      0 14px 38px rgba(40, 73, 78, 0.11);
    backdrop-filter: blur(22px) saturate(122%);
    -webkit-backdrop-filter: blur(22px) saturate(122%);
    overflow: visible;
  }

  .public-page .brand {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .public-page .nav {
    position: absolute;
    z-index: 4;
    top: calc(100% + 9px);
    right: 0;
    left: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 5px;
    padding: 9px;
    border-radius: 22px;
    background: rgba(244, 251, 251, 0.84);
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.88) inset,
      0 18px 46px rgba(38, 71, 76, 0.14);
    backdrop-filter: blur(24px) saturate(124%);
    -webkit-backdrop-filter: blur(24px) saturate(124%);
  }

  .public-page .site-header.is-scrolled .nav {
    right: 0;
    left: 0;
  }

  .public-page .nav a,
  .public-page .nav .global-search-trigger {
    min-width: 0;
    min-height: 48px;
    padding-inline: 10px;
  }

  .public-page .nav.has-indicator a.is-active,
  .public-page .nav.has-indicator a[aria-current="page"] {
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(214, 237, 235, 0.78);
    box-shadow: 0 8px 20px rgba(50, 102, 105, 0.08);
  }

  .public-page .nav .nav-glass-indicator {
    display: none;
  }

  .public-page .brand-name,
  .public-page .site-header.is-scrolled .brand-name {
    font-size: 21px;
  }

  .public-page .brand-roman {
    display: none;
  }

  .global-search-overlay {
    padding: max(24px, env(safe-area-inset-top)) 14px max(30px, env(safe-area-inset-bottom));
  }

  .global-search-topline {
    margin-bottom: 14px;
  }

  .global-search-form {
    min-height: 66px;
    padding: 7px 10px 7px 18px;
    border-radius: 24px;
  }

  .global-search-input {
    height: 52px;
    font-size: 22px;
  }

  .global-search-key {
    display: none;
  }

  .global-search-result {
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
    padding: 15px 16px;
  }

  .global-search-result-meta {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }

  .global-search-result-title {
    font-size: 17px;
  }

  .global-search-result-excerpt {
    white-space: normal;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  html[data-theme="dark"] .public-page .nav {
    border-color: rgba(190, 201, 255, 0.16);
    background: rgba(13, 19, 41, 0.9);
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.09) inset,
      0 14px 36px rgba(0, 2, 20, 0.24);
  }

  html[data-theme="dark"] .public-page .nav.has-indicator a.is-active,
  html[data-theme="dark"] .public-page .nav.has-indicator a[aria-current="page"] {
    border-color: rgba(190, 203, 240, 0.15);
    background: rgba(58, 72, 124, 0.48);
    box-shadow: inset 0 1px 0 rgba(222, 228, 255, 0.1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .public-page main {
    animation: none;
  }

  .global-search-shell {
    transform: none;
  }
}

/* Reading and editorial controls share the existing material tokens. */
.public-page .nav, .taxonomy-link, .index-date, .featured-kicker { font-family: var(--font-ui); }
.public-page button:active { transform: translateY(1px); }
.load-more-row { display: flex; justify-content: center; padding: 24px 0; }
.load-more-button, .reading-options button, .reading-options select, .series-list button {
  min-height: 44px; padding: 8px 16px; border: 1px solid var(--line-cool);
  border-radius: var(--radius-control); color: var(--ink-700); background: var(--white-strong); cursor: pointer;
}
.reading-settings { margin: 16px 0 24px; font: 14px/1.6 var(--font-ui); color: var(--ink-700); }
.reading-settings summary { min-height: 44px; cursor: pointer; padding-block: 12px; }
.reading-options { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.reading-options label { display: inline-flex; align-items: center; gap: 8px; }
.series-main { padding-block: 56px 80px; min-height: 65vh; }
.series-main h1 { font-family: var(--font-serif); font-size: clamp(32px, 6vw, 52px); overflow-wrap: anywhere; }
.series-list { display: grid; gap: 24px; margin-top: 32px; }
.series-card, .series-navigation { padding: 24px; border: 1px solid var(--line-cool); border-radius: var(--radius-card); background: var(--white-strong); overflow-wrap: anywhere; }
.series-navigation { margin-top: 32px; font-family: var(--font-ui); }
.series-card a, .series-navigation a { display: inline-block; padding-block: 10px; min-height: 44px; }
.series-navigation a[aria-current] { color: var(--cyan-700); font-weight: 700; }
.series-page .nav-toggle { display: none; }
.home-page .featured-entry, .home-page .index-entry, .post-page .article-reading-pane {
  backdrop-filter: none; -webkit-backdrop-filter: none;
}
@media (max-width: 768px) {
  .series-page .nav-toggle { display: block; min-width: 44px; min-height: 44px; border-radius: var(--radius-control); }
  .series-page .nav { display: none; }
  .series-page .nav.is-open { display: grid; }
  .series-card, .series-navigation { padding: 18px; }
}