.site { min-height: 100vh; display: flex; flex-direction: column; }
.site-main { flex: 1 0 auto; padding: var(--space-2xl) 0 var(--space-3xl); }
.site-shell { width: min(calc(100% - 2rem), var(--width-site)); margin-inline: auto; }
.site-shell--reading { width: min(calc(100% - 2rem), var(--width-reading)); }
.site-shell--wide { width: min(calc(100% - 2rem), var(--width-content-wide)); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  border-bottom: 1px solid var(--color-border-soft);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: grid;
  grid-template-columns: minmax(170px, 1fr) auto auto;
  align-items: center;
  gap: var(--space-lg);
  min-height: 74px;
  padding-block: var(--space-sm);
}

.site-branding { min-width: 0; }
.site-branding__text { min-width: 0; }
.site-title {
  margin: 0;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: clamp(2rem, 0.65vw + 1.72rem, 2.45rem);
  line-height: 0.9;
  font-weight: 700;
  letter-spacing: 0.005em;
}
.site-title a {
  display: inline-block;
  color: var(--color-text);
  text-decoration: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
.site-title a:hover { color: var(--color-link-hover); }
.site-description {
  margin: 0.22rem 0 0;
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.84rem;
  line-height: 1.15;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.02em;
  opacity: 0.72;
}
.custom-logo-link img { max-height: 56px; width: auto; }

.primary-navigation ul,
.footer-navigation ul { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-xs) var(--space-md); list-style: none; margin: 0; padding: 0; }
.primary-navigation a,
.footer-navigation a { color: var(--color-text-soft); font-size: 0.92rem; font-weight: 650; text-decoration: none; }
.primary-navigation a:hover,
.footer-navigation a:hover { color: var(--color-link-hover); }
.primary-navigation .current-menu-item > a,
.primary-navigation .current_page_item > a { color: var(--color-accent-strong); }

.site-actions { display: inline-flex; align-items: center; gap: var(--space-xs); }
.header-search { display: none; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.45rem;
  height: 2.45rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-surface-soft);
  color: var(--color-text);
  box-shadow: none;
}
.theme-toggle:hover { border-color: var(--color-accent); background: var(--color-accent-soft); }
.theme-toggle__icon { font-size: 1rem; line-height: 1; }

.site-footer {
  border-top: 1px solid var(--color-border-soft);
  background: var(--color-bg-soft);
  color: var(--color-text-muted);
}
.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: var(--space-2xl);
  padding-block: var(--space-2xl);
}
.site-footer__title { margin: 0 0 var(--space-xs); color: var(--color-text); font-size: 1.05rem; font-weight: 800; letter-spacing: -0.025em; }
.site-footer__text { margin: 0; max-width: 48rem; font-size: 0.95rem; line-height: 1.7; }
.site-footer__meta { margin: var(--space-sm) 0 0; font-size: 0.84rem; color: var(--color-text-faint); }
.site-footer a { color: inherit; }
.site-footer a:hover { color: var(--color-link-hover); }
.site-footer__nav { justify-self: end; }

@media (max-width: 900px) {
  .site-header__inner { grid-template-columns: 1fr auto; align-items: start; }
  .primary-navigation { grid-column: 1 / -1; order: 3; }
  .primary-navigation ul { gap: var(--space-xs) var(--space-sm); }
}

@media (max-width: 760px) {
  .site-main { padding-top: var(--space-xl); }
  .site-footer__inner { grid-template-columns: 1fr; gap: var(--space-lg); }
  .site-footer__nav { justify-self: start; }
}

@media (max-width: 480px) {
  .site-shell,
  .site-shell--reading,
  .site-shell--wide { width: min(calc(100% - 1.25rem), var(--width-site)); }
  .site-header__inner { min-height: 64px; gap: var(--space-md); }
  .site-description { display: block; }
}


/* v0.7.0: mobile header/navigation */
.menu-toggle {
  display: none;
  width: 2.45rem;
  height: 2.45rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0;
  border: 1px solid var(--color-border-soft);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

.menu-toggle__bar {
  display: block;
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-header.is-menu-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-header.is-menu-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.site-header.is-menu-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 760px) {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
  }

  .site-header__inner {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }

  .site-branding {
    min-width: 0;
    flex: 1 1 auto;
  }

  .site-title,
  .site-description {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .menu-toggle {
    display: inline-flex;
    flex: 0 0 auto;
  }

  .main-navigation {
    position: absolute;
    top: calc(100% + 0.55rem);
    right: 0;
    left: 0;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.35rem);
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .site-header.is-menu-open .main-navigation {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-navigation .menu,
  .main-navigation ul {
    display: grid;
    gap: 0.2rem;
    margin: 0;
    padding: 0.55rem;
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--color-surface) 96%, transparent);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(14px);
  }

  .main-navigation li {
    width: 100%;
  }

  .main-navigation a {
    display: block;
    width: 100%;
    padding: 0.72rem 0.8rem;
    border-radius: var(--radius-md);
    color: var(--color-text-soft);
  }

  .main-navigation a:hover,
  .main-navigation .current-menu-item > a,
  .main-navigation .current_page_item > a {
    background: var(--color-surface-soft);
    color: var(--color-link-hover);
  }

  .theme-toggle {
    flex: 0 0 auto;
  }
}


/* v0.7.1: stable mobile header */
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-branding {
  flex: 0 0 auto;
}

.main-navigation {
  margin-left: auto;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  line-height: 1;
}

.theme-toggle__icon {
  display: grid;
  width: 100%;
  height: 100%;
  place-items: center;
  line-height: 1;
  transform: translateY(0);
}

.theme-toggle__icon--sun {
  font-size: 0.98em;
}

.menu-toggle {
  margin-left: auto;
}

@media (max-width: 760px) {
  .site-header__inner {
    min-height: 4.1rem;
  }

  .site-branding {
    min-width: 0;
    flex: 1 1 auto;
  }

  .site-title {
    max-width: 13ch;
  }

  .site-description {
    max-width: 19ch;
  }

  .main-navigation {
    position: absolute;
    top: calc(100% + 0.55rem);
    right: 0.75rem;
    left: 0.75rem;
    z-index: 60;
    display: block;
    visibility: hidden;
    opacity: 0;
    transform: translateY(-0.35rem);
    pointer-events: none;
  }

  .site-header.is-menu-open .main-navigation {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-navigation .menu,
  .main-navigation ul {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.2rem;
    width: 100%;
  }

  .menu-toggle {
    display: inline-flex;
    order: 2;
    margin-left: 0;
  }

  .theme-toggle {
    order: 3;
  }

  .main-navigation {
    order: 4;
  }
}

@media (min-width: 761px) {
  .menu-toggle {
    display: none;
  }
}


/* v0.7.2: repaired header/nav/theme-toggle */
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  flex: 0 0 auto;
}

.site-logo-link {
  display: none;
  width: 2.35rem;
  height: 2.35rem;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 999px;
  text-decoration: none;
}

.site-logo-icon {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.site-branding__text {
  min-width: 0;
}

.main-navigation {
  margin-left: auto;
}

.main-navigation ul,
.main-navigation .menu {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-navigation li {
  margin: 0;
  padding: 0;
  list-style: none;
}

.main-navigation a {
  text-decoration: none;
}

.menu-toggle {
  display: none;
  width: 2.45rem;
  height: 2.45rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0;
  border: 1px solid var(--color-border-soft);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

.theme-toggle {
  position: relative;
  display: inline-grid;
  width: 2.45rem;
  height: 2.45rem;
  min-width: 2.45rem;
  min-height: 2.45rem;
  place-items: center;
  padding: 0;
  border-radius: 999px;
  line-height: 1;
  overflow: hidden;
}

.theme-toggle__moon,
.theme-toggle__sun,
.theme-toggle__icon,
.theme-toggle__icon--moon,
.theme-toggle__icon--sun {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  line-height: 1;
}

.theme-toggle__sun,
.theme-toggle__icon--sun {
  opacity: 0;
}

[data-theme="light"] .theme-toggle__moon,
[data-theme="light"] .theme-toggle__icon--moon,
html:not([data-theme="dark"]) .theme-toggle__moon,
html:not([data-theme="dark"]) .theme-toggle__icon--moon {
  opacity: 1;
}

[data-theme="light"] .theme-toggle__sun,
[data-theme="light"] .theme-toggle__icon--sun,
html:not([data-theme="dark"]) .theme-toggle__sun,
html:not([data-theme="dark"]) .theme-toggle__icon--sun {
  opacity: 0;
}

[data-theme="dark"] .theme-toggle__moon,
[data-theme="dark"] .theme-toggle__icon--moon {
  opacity: 0;
}

[data-theme="dark"] .theme-toggle__sun,
[data-theme="dark"] .theme-toggle__icon--sun {
  opacity: 1;
}

@media (max-width: 760px) {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
  }

  .site-header__inner {
    position: relative;
    min-height: 4rem;
  }

  .site-branding {
    flex: 1 1 auto;
  }

  .site-logo-link:has(.site-logo-icon) {
    display: none;
  }

  .site-logo-link:has(.site-logo-icon) + .site-branding__text {
    display: block;
  }

  .site-title {
    max-width: 12ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .site-description {
    max-width: 18ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .menu-toggle {
    display: inline-flex;
    flex: 0 0 auto;
    margin-left: auto;
  }

  .main-navigation {
    position: absolute;
    top: calc(100% + 0.55rem);
    right: 0;
    left: 0;
    z-index: 90;
    display: block;
    visibility: hidden;
    margin-left: 0;
    opacity: 0;
    transform: translateY(-0.35rem);
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  }

  .site-header.is-menu-open .main-navigation {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .main-navigation ul,
  .main-navigation .menu {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.2rem;
    width: 100%;
    margin: 0;
    padding: 0.55rem;
    list-style: none;
    border: 1px solid var(--color-border-soft);
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--color-surface) 96%, transparent);
    box-shadow: var(--shadow-card);
    backdrop-filter: blur(14px);
  }

  .main-navigation li {
    list-style: none;
  }

  .main-navigation li::marker {
    content: "";
  }

  .main-navigation a {
    display: block;
    width: 100%;
    padding: 0.72rem 0.8rem;
    border-radius: var(--radius-md);
    color: var(--color-text-soft);
    text-decoration: none;
  }

  .main-navigation a:hover,
  .main-navigation .current-menu-item > a,
  .main-navigation .current_page_item > a {
    background: var(--color-surface-soft);
    color: var(--color-link-hover);
  }
}

@media (min-width: 761px) {
  .menu-toggle {
    display: none;
  }
}


/* v0.7.3: keep mobile control icons visible while tapped/focused */
.menu-toggle,
.theme-toggle {
  -webkit-tap-highlight-color: transparent;
  color: var(--color-text);
}

.menu-toggle:hover,
.menu-toggle:focus,
.menu-toggle:focus-visible,
.menu-toggle:active,
.site-header.is-menu-open .menu-toggle,
.site-header.is-menu-open .menu-toggle:hover,
.site-header.is-menu-open .menu-toggle:focus,
.site-header.is-menu-open .menu-toggle:active,
.theme-toggle:hover,
.theme-toggle:focus,
.theme-toggle:focus-visible,
.theme-toggle:active {
  color: var(--color-text);
  background: var(--color-surface);
  border-color: var(--color-border-soft);
  outline: none;
}

.menu-toggle__bar {
  background: currentColor;
  opacity: 1;
}

.site-header.is-menu-open .menu-toggle__bar:nth-child(1),
.site-header.is-menu-open .menu-toggle__bar:nth-child(3) {
  opacity: 1;
}

.theme-toggle__moon,
.theme-toggle__sun,
.theme-toggle__icon,
.theme-toggle__icon--moon,
.theme-toggle__icon--sun {
  color: var(--color-text);
}

.theme-toggle:active .theme-toggle__moon,
.theme-toggle:focus .theme-toggle__moon,
.theme-toggle:active .theme-toggle__sun,
.theme-toggle:focus .theme-toggle__sun,
.theme-toggle:active .theme-toggle__icon,
.theme-toggle:focus .theme-toggle__icon {
  color: var(--color-text);
}

.menu-toggle:focus-visible,
.theme-toggle:focus-visible {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 24%, transparent);
}

@media (hover: none) {
  .menu-toggle:hover,
  .theme-toggle:hover {
    color: var(--color-text);
    background: var(--color-surface);
  }
}


/* v0.9.1: navigation hover polish */
@media (min-width: 761px) {
  .main-navigation a {
    padding-bottom: 0.12rem;
  }
}

@media (max-width: 760px) {
  .main-navigation a {
    border-bottom: 0;
  }
}


/* v0.12.0: footer polish */
.site-footer {
  border-top: 1px solid var(--color-border-soft);
}

.site-footer a {
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-decoration-color: color-mix(in srgb, currentColor 28%, transparent);
  text-underline-offset: 0.18em;
}

.site-footer a:hover {
  text-decoration-color: currentColor;
}

.footer-inner,
.site-footer .site-shell {
  row-gap: var(--space-md);
}


/* v0.20.0: touch target guard */
.menu-toggle,
.theme-toggle,
.back-to-top,
.related-posts__button {
  min-width: 2.5rem;
  min-height: 2.5rem;
}

.main-navigation a {
  min-height: 2rem;
  display: inline-flex;
  align-items: center;
}

@media (max-width: 760px) {
  .main-navigation a {
    min-height: 2.6rem;
  }
}


/* v0.21.1: safe mobile menu focus only */
.menu-toggle:focus-visible,
.theme-toggle:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--color-accent) 72%, white 28%);
  outline-offset: 3px;
}


/* v0.34.11: compact typographic branding, including mobile text branding */
.site-branding {
  display: flex;
  align-items: center;
  min-width: 0;
}

.site-branding__text {
  display: block;
  min-width: 0;
}

.site-logo-link {
  display: none;
}

.site-title {
  max-width: 13.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-description {
  max-width: 13.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 980px) {
  .site-title {
    max-width: min(12.5rem, calc(100vw - 9rem));
  }

  .site-description {
    display: block;
    max-width: min(12.5rem, calc(100vw - 9rem));
  }
}

@media (max-width: 480px) {
  .site-title {
    font-size: clamp(1.45rem, 6.4vw, 1.78rem);
    line-height: 0.92;
    max-width: calc(100vw - 8.8rem);
  }

  .site-description {
    display: block;
    max-width: calc(100vw - 8.8rem);
    margin-top: 0.12rem;
    font-size: clamp(0.66rem, 2.7vw, 0.76rem);
    line-height: 1.05;
    letter-spacing: 0.018em;
  }
}