:root {
  --themecolor: #dc4437;
  --themecolor-dark: #D43325;
  --themecolor-light: #E46D62;
  --bg: #f3efe8;
  --bg-elevated: #fffcf8;
  --fg: #1c1917;
  --fg-soft: #44403c;
  --muted: #78716c;
  --card: #fffcf9;
  --border: #e4ddd3;
  --border-soft: #ebe4da;
  --accent: var(--themecolor);
  --accent-hover: var(--themecolor-dark);
  --accent-soft: rgba(220, 68, 55, 0.09);
  --warn-bg: #fff8e8;
  --warn-border: #e8c96a;
  --warn-fg: #6b5420;
  --info-bg: #f5f0e8;
  --info-border: #d9d0c3;
  --info-fg: #4a453e;
  --stub-bg: #faf6f0;
  --stub-accent: #c4a35a;
  --shadow-sm: 0 1px 2px rgba(28, 25, 23, 0.04);
  --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.05), 0 6px 18px rgba(28, 25, 23, 0.05);
  --radius: 12px;
  --radius-sm: 7px;
  --header-h: 3.4rem;
  --content-max: 44rem;
  --shell-max: 72rem;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC",
    "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC",
    "SimSun", "Georgia", serif;
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--fg);
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 90% 55% at 50% -18%, rgba(220, 68, 55, 0.07), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(196, 163, 90, 0.06), transparent 50%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 3px,
      rgba(28, 25, 23, 0.012) 3px,
      rgba(28, 25, 23, 0.012) 4px
    );
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.15s ease;
}
a:hover { color: var(--accent-hover); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.preview-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.28rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: rgba(255, 252, 248, 0.85);
  border-bottom: 1px solid var(--border-soft);
}
.preview-banner strong {
  font-weight: 600;
  color: var(--themecolor);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 252, 248, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.site-header__bar { border-bottom: 2px solid color-mix(in srgb, var(--themecolor) 35%, transparent); }
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 0.45rem 1rem;
  min-height: var(--header-h);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
  color: inherit;
  text-decoration: none;
  flex-shrink: 0;
}
.brand:hover { color: inherit; }
.brand__logo {
  width: 2.15rem; height: 2.15rem;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.brand__name {
  font-size: 0.92rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.brand__tag { font-size: 0.68rem; color: var(--muted); letter-spacing: 0.06em; }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 2.4rem; height: 2.4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  cursor: pointer;
  padding: 0.45rem;
  flex-direction: column;
  justify-content: center;
  gap: 0.28rem;
}
.nav-toggle span {
  display: block; height: 2px; border-radius: 1px;
  background: var(--fg-soft);
}
.site-nav-panel {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
  justify-content: flex-end;
}
.site-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.05rem;
  justify-content: flex-end;
}
.nav-link, .nav-dd__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.32rem 0.55rem;
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--fg-soft);
  text-decoration: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
}
.nav-link:hover,
.nav-link[aria-current="page"],
.nav-dd__btn:hover,
.nav-dd.is-open .nav-dd__btn {
  color: var(--themecolor);
  background: var(--accent-soft);
}
.nav-dd { position: relative; }
.nav-dd__caret {
  width: 0; height: 0;
  border-left: 3.5px solid transparent;
  border-right: 3.5px solid transparent;
  border-top: 4px solid currentColor;
  opacity: 0.55;
  margin-left: 0.1rem;
}
.nav-dd__menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 0;
  z-index: 60;
  margin: 0;
  padding: 0.4rem;
  list-style: none;
  min-width: 10.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
}
.nav-dd--wide .nav-dd__menu {
  min-width: 16rem;
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 0.05rem;
}
.nav-dd.is-open .nav-dd__menu { display: block; }
.nav-dd--wide.is-open .nav-dd__menu { display: grid; }
.nav-dd__menu a {
  display: block;
  padding: 0.4rem 0.65rem;
  border-radius: 6px;
  color: var(--fg-soft);
  text-decoration: none;
  font-size: 0.82rem;
}
.nav-dd__menu a:hover {
  background: var(--accent-soft);
  color: var(--themecolor);
}

.nav-search {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
  margin-left: 0.25rem;
}
.nav-search input {
  width: 7.5rem;
  max-width: 22vw;
  padding: 0.32rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-size: 0.78rem;
  font-family: inherit;
  color: var(--fg);
}
.nav-search input:focus {
  outline: 2px solid var(--accent-soft);
  border-color: color-mix(in srgb, var(--themecolor) 40%, var(--border));
}
.nav-search__btn {
  padding: 0.32rem 0.65rem;
  border-radius: 999px;
  border: 0;
  background: var(--themecolor);
  color: #fff;
  font-size: 0.78rem;
  font-family: inherit;
  cursor: pointer;
}
.nav-search__btn:hover { background: var(--themecolor-dark); }

.site-main {
  flex: 1;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 1.5rem 1.1rem 2.5rem;
}
.site-main--wide { max-width: 52rem; }

.page-title {
  margin: 0 0 0.65rem;
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 4vw, 1.8rem);
  font-weight: 700;
  line-height: 1.35;
}
.page-lead {
  margin: 0 0 1.35rem;
  color: var(--fg-soft);
  font-size: 0.95rem;
}

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow-card);
  margin-bottom: 1.15rem;
}
.panel h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}
.panel p { margin: 0.4rem 0; color: var(--fg-soft); font-size: 0.94rem; }

.home-hero {
  margin: 0 0 1.35rem;
}
.home-hero__banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  min-height: clamp(12.5rem, 32vw, 18.5rem);
  background: #2a1816;
}
.home-hero__img {
  display: block;
  width: 100%;
  height: clamp(12.5rem, 32vw, 18.5rem);
  object-fit: cover;
  object-position: center 35%;
}
.home-hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(28, 18, 16, 0.78) 0%, rgba(28, 18, 16, 0.45) 42%, rgba(28, 18, 16, 0.18) 70%, transparent 100%),
    linear-gradient(0deg, rgba(28, 18, 16, 0.35), transparent 55%);
  pointer-events: none;
}
.home-hero__copy {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  gap: 0.35rem;
  padding: clamp(1rem, 3vw, 1.75rem);
  max-width: 36rem;
  color: #fffaf6;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}
.home-hero__eyebrow {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: rgba(255, 250, 246, 0.88);
}
.home-hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 4.5vw, 2.15rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
}
.home-hero__sub {
  margin: 0.15rem 0 0.35rem;
  font-size: clamp(0.88rem, 2.2vw, 1rem);
  line-height: 1.55;
  color: rgba(255, 250, 246, 0.92);
  max-width: 28rem;
}
.home-hero__actions { margin: 0.25rem 0 0; }
.home-hero__actions .btn {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.28);
}

.home-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fill, minmax(12.5rem, 1fr));
}
.home-tile {
  display: block;
  padding: 0.95rem 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.home-tile:hover {
  border-color: color-mix(in srgb, var(--themecolor) 40%, var(--border));
  box-shadow: var(--shadow-card);
  color: inherit;
}
.home-tile strong {
  display: block;
  color: var(--themecolor-dark);
  font-size: 0.92rem;
  margin-bottom: 0.25rem;
}
.home-tile span { font-size: 0.8rem; color: var(--muted); }

.warn, .info, .visual-only {
  margin: 0 0 1.15rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.55;
}
.warn {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  color: var(--warn-fg);
}
.info {
  background: var(--info-bg);
  border: 1px solid var(--info-border);
  color: var(--info-fg);
}
.visual-only {
  background: linear-gradient(135deg, rgba(220, 68, 55, 0.1), rgba(255, 248, 232, 0.95));
  border: 1px solid #f0b4ad;
  color: #7a2e28;
  font-weight: 560;
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--border-soft);
  padding: 0.12em 0.4em;
  border-radius: 4px;
}

.post-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 0; padding: 0;
  list-style: none;
}
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow-card);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.card:hover {
  border-color: color-mix(in srgb, var(--themecolor) 35%, var(--border));
  box-shadow: 0 2px 8px rgba(220, 68, 55, 0.08), var(--shadow-card);
}
.card h2 {
  margin: 0 0 0.4rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 650;
  line-height: 1.4;
}
.card h2 a { color: var(--fg); text-decoration: none; }
.card h2 a:hover { color: var(--themecolor); }
.meta { color: var(--muted); font-size: 0.8rem; }
.meta::before {
  content: "";
  display: inline-block;
  width: 0.4rem; height: 0.4rem;
  margin-right: 0.45rem;
  border-radius: 50%;
  background: var(--themecolor-light);
  vertical-align: 0.1em;
}
.excerpt {
  margin: 0.55rem 0 0;
  color: var(--fg-soft);
  font-size: 0.92rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-header {
  margin-bottom: 1.15rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-soft);
}
.article-header h1 {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  font-weight: 700;
  line-height: 1.35;
}
.article-body {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--fg-soft);
}
.article-body .excerpt {
  -webkit-line-clamp: unset;
  font-size: 1.02rem;
  margin-bottom: 1rem;
}

.content-pending {
  margin: 0 0 1.15rem;
  padding: 0.9rem 1.05rem;
  border-radius: var(--radius-sm);
  border: 1px solid #e8cfc9;
  background: linear-gradient(135deg, rgba(220, 68, 55, 0.07), rgba(255, 252, 248, 0.95));
  color: #5c3a36;
  font-size: 0.9rem;
}
.content-pending strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--themecolor-dark);
  font-size: 0.95rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  background: var(--themecolor);
  color: #fff !important;
  font-size: 0.92rem;
  font-weight: 560;
  text-decoration: none !important;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  box-shadow: 0 2px 8px rgba(220, 68, 55, 0.25);
}
.btn:hover { background: var(--themecolor-dark); color: #fff !important; }
.btn--ghost {
  background: transparent;
  color: var(--themecolor) !important;
  box-shadow: none;
  border: 1px solid color-mix(in srgb, var(--themecolor) 45%, var(--border));
}
.btn--ghost:hover { background: var(--accent-soft); }

.auth-card {
  max-width: 24rem;
  margin: 0 auto;
  padding: 1.5rem 1.4rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.auth-card label {
  display: block;
  margin: 0.75rem 0 0.3rem;
  font-size: 0.85rem;
  color: var(--fg-soft);
}
.auth-card input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  background: #fff;
}
.auth-card .auth-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.15rem;
}
.auth-card .auth-hint {
  margin-top: 0.85rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.origin-html {
  margin-top: 0.5rem;
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--fg-soft);
  overflow-wrap: anywhere;
}
.origin-html img { max-width: 100%; height: auto; }
.origin-source-note {
  margin: 0.75rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}
.origin-frame-wrap {
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}
.origin-frame-wrap iframe {
  display: block;
  width: 100%;
  min-height: 70vh;
  border: 0;
}

.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: rgba(255, 252, 248, 0.7);
}
.site-footer__inner {
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 1.5rem 1.1rem 2rem;
  text-align: center;
}
.site-footer__mark {
  display: inline-block;
  max-height: 2.4rem;
  width: auto;
  margin-bottom: 0.55rem;
  opacity: 0.92;
}
.site-footer__brand {
  margin: 0;
  font-size: 0.85rem;
  color: var(--fg-soft);
  font-weight: 560;
}
.site-footer__note {
  margin: 0.35rem 0 0;
  font-size: 0.75rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .site-nav-panel {
    display: none;
    position: absolute;
    left: 0; right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 0.65rem 1rem 1rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    max-height: min(75vh, 32rem);
    overflow: auto;
  }
  .site-header.is-nav-open .site-nav-panel { display: flex; }
  .site-nav {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .nav-dd__menu, .nav-dd--wide .nav-dd__menu {
    position: static;
    box-shadow: none;
    border: 0;
    background: transparent;
    padding: 0.15rem 0 0.35rem 0.75rem;
    min-width: 0;
  }
  .nav-dd.is-open .nav-dd__menu,
  .nav-dd--wide.is-open .nav-dd__menu { display: block; }
  .nav-search { width: 100%; margin: 0.35rem 0 0; }
  .nav-search input { flex: 1; max-width: none; width: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15.5rem, 18.5rem);
  gap: 1.35rem 1.5rem;
  align-items: start;
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  padding: 1.35rem 1.15rem 2.5rem;
  flex: 1;
}
.layout__main {
  min-width: 0;
  max-width: 46rem;
  justify-self: stretch;
}
.layout__main--read {
  max-width: 42rem;
}
.layout__main--read .article-body,
.layout__main--read .origin-html {
  font-size: 1.05rem;
  line-height: 1.9;
  letter-spacing: 0.01em;
}
.layout__main--read .article-body {
  padding: 0.25rem 0.15rem 1rem;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  position: sticky;
  top: calc(var(--header-h) + 0.75rem);
}
.side-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.95rem 1rem;
  box-shadow: var(--shadow-sm);
}
.side-card--soft {
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--card));
}
.side-card__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  font-weight: 650;
  color: var(--fg);
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-soft);
}
.side-notice,
.side-recent {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--fg-soft);
}
.side-notice li + li,
.side-recent li + li { margin-top: 0.4rem; }
.side-recent a {
  color: var(--fg-soft);
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.side-recent a:hover { color: var(--themecolor); }
.side-muted { color: var(--muted); font-size: 0.82rem; }

.side-tools {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.side-search {
  display: flex;
  gap: 0.35rem;
}
.side-search input {
  flex: 1;
  min-width: 0;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.8rem;
  font-family: inherit;
  background: #fff;
  color: var(--fg);
}
.side-search__btn { padding: 0.35rem 0.7rem; font-size: 0.78rem; }
.side-tool-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.45rem 0.7rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--fg-soft);
  font-size: 0.84rem;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
}
.side-tool-btn:hover {
  border-color: color-mix(in srgb, var(--themecolor) 40%, var(--border));
  color: var(--themecolor);
}
.side-tool-btn[aria-pressed="true"] {
  background: var(--accent-soft);
  color: var(--themecolor-dark);
  border-color: color-mix(in srgb, var(--themecolor) 35%, var(--border));
}
.side-feat {
  display: grid;
  gap: 0.45rem;
}
.side-feat__item {
  display: block;
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
  text-decoration: none;
  color: inherit;
  background: rgba(255, 255, 255, 0.35);
}
.side-feat__item strong {
  display: block;
  font-size: 0.86rem;
  color: var(--themecolor-dark);
}
.side-feat__item span {
  font-size: 0.75rem;
  color: var(--muted);
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    padding: 1.1rem 0.85rem 2rem;
  }
  .layout__main,
  .layout__main--read { max-width: none; }
  .sidebar {
    position: static;
    order: 2;
  }
  .layout__main { order: 1; }
}

html.theme-dark {
  --bg: #1c1917;
  --bg-elevated: #292524;
  --fg: #fafaf9;
  --fg-soft: #d6d3d1;
  --muted: #a8a29e;
  --card: #241f1c;
  --border: #3f3a36;
  --border-soft: #35302c;
  --accent-soft: rgba(220, 68, 55, 0.18);
  --info-bg: #2a2522;
  --info-border: #44403c;
  --info-fg: #d6d3d1;
  --warn-bg: #3a2e1a;
  --warn-border: #78716c;
  --warn-fg: #fde68a;
  color-scheme: dark;
}
html.theme-dark body {
  background-image:
    radial-gradient(ellipse 90% 55% at 50% -18%, rgba(220, 68, 55, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(196, 163, 90, 0.06), transparent 50%);
}
html.theme-dark .site-header,
html.theme-dark .preview-banner,
html.theme-dark .site-footer {
  background: rgba(28, 25, 23, 0.92);
}
html.theme-dark .side-search input,
html.theme-dark .nav-search input,
html.theme-dark .auth-card input {
  background: #1c1917;
  color: var(--fg);
  border-color: var(--border);
}
html.theme-dark .side-feat__item {
  background: rgba(0, 0, 0, 0.2);
}
html.theme-dark .btn--ghost {
  color: var(--themecolor-light) !important;
}

.copy-guard-tip {
  position: fixed;
  left: 50%;
  bottom: 1.35rem;
  transform: translateX(-50%) translateY(120%);
  z-index: 80;
  max-width: min(22rem, calc(100vw - 2rem));
  padding: 0.65rem 1rem;
  border-radius: 999px;
  background: rgba(28, 25, 23, 0.92);
  color: #fffaf6;
  font-size: 0.86rem;
  line-height: 1.4;
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.22s ease, opacity 0.22s ease;
}
.copy-guard-tip.is-show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
html.theme-dark .copy-guard-tip {
  background: rgba(250, 250, 249, 0.94);
  color: #1c1917;
}

.side-badge {
  display: inline-block;
  margin-right: 0.35rem;
  padding: 0.08rem 0.4rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  background: var(--themecolor);
  vertical-align: middle;
}
.side-notice__item--important {
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--themecolor) 10%, var(--card));
  border: 1px solid color-mix(in srgb, var(--themecolor) 28%, var(--border));
  color: var(--fg);
}
.side-contact,
.side-rank,
.home-rank {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--fg-soft);
}
.side-contact li + li,
.side-rank li + li,
.home-rank li + li { margin-top: 0.4rem; }
.side-contact__label {
  color: var(--muted);
  font-size: 0.82rem;
}
.side-rank,
.home-rank { counter-reset: none; }
.side-rank li,
.home-rank li {
  display: flex;
  gap: 0.45rem;
  align-items: flex-start;
}
.side-rank a,
.home-rank a {
  color: var(--fg-soft);
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  min-width: 0;
}
.side-rank a:hover,
.home-rank a:hover { color: var(--themecolor); }
.side-rank__n {
  flex: 0 0 1.25rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--themecolor-dark);
  font-size: 0.72rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.1rem;
}
.side-hint {
  margin: 0.55rem 0 0;
  font-size: 0.72rem;
  color: var(--muted);
}

.site-footer__contact {
  margin: 0.55rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}
.site-footer__contact-item { color: var(--muted); }
.site-footer__sep { margin: 0 0.35rem; opacity: 0.7; }

.activity-strip {
  margin: 0 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.activity-strip__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.85rem;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--themecolor) 22%, var(--border));
  background: color-mix(in srgb, var(--themecolor) 7%, var(--card));
  box-shadow: var(--shadow-sm);
}
.activity-strip__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: none;
  color: #fff;
  background: var(--themecolor);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
}
.activity-strip__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.84rem;
}
.activity-strip__list a {
  color: var(--themecolor-dark);
  text-decoration: none;
  font-weight: 560;
}
.activity-strip__list a:hover { text-decoration: underline; }
.activity-strip__muted { color: var(--muted); }
.activity-pin {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px dashed color-mix(in srgb, var(--themecolor) 35%, var(--border));
  background: color-mix(in srgb, var(--stub-accent) 12%, var(--card));
  font-size: 0.84rem;
  color: var(--fg-soft);
}
.activity-pin__badge {
  flex: 0 0 auto;
  font-size: 0.68rem;
  font-weight: 700;
  color: #fff;
  background: var(--themecolor-dark);
  padding: 0.12rem 0.4rem;
  border-radius: 4px;
}
.activity-pin__text { flex: 1; min-width: 0; }

.home-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 0 0 1.25rem;
}
.home-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.95rem 1rem;
  box-shadow: var(--shadow-sm);
}
.home-panel__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 650;
  color: var(--fg);
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-soft);
}
html.theme-dark .activity-strip__bar,
html.theme-dark .activity-pin,
html.theme-dark .side-notice__item--important,
html.theme-dark .home-panel {
  background: color-mix(in srgb, var(--themecolor) 12%, var(--card));
}
html.alhs-authed [data-auth="out"],
html:not(.alhs-authed) [data-auth="in"] { display: none !important; }
.nav-user { cursor: default; }

.nav-link[data-mod-link][hidden]{display:none!important}

/* Desktop rails give reading/content the remaining space instead of a fixed 42rem. */
.layout--rails{max-width:104rem;grid-template-columns:minmax(0,1fr) minmax(14rem,16rem)}
.layout--rails .layout__main{max-width:none}
.left-rail{display:flex;flex-direction:column;gap:.85rem;min-width:0;grid-column:1/-1;grid-row:2}
.left-rail:empty{display:none}
.layout--rails>.layout__main{grid-column:1;grid-row:1}
.layout--rails>.sidebar{grid-column:2;grid-row:1;position:static}
@media(min-width:1320px){
 .layout--rails{grid-template-columns:13rem minmax(0,1fr) 16rem;gap:1.25rem}
 .layout--rails>.left-rail{grid-column:1;grid-row:1}
 .layout--rails>.layout__main{grid-column:2;grid-row:1}
 .layout--rails>.sidebar{grid-column:3;grid-row:1}
}
.page-reader .article-header,.page-reader .article-body{max-width:70rem;margin-left:auto;margin-right:auto}
.page-reader.reader-compact .article-header,.page-reader.reader-compact .article-body{max-width:48rem}
.page-reader .article-header h1{font-size:clamp(1.5rem,2vw,2.2rem);line-height:1.5}
.page-reader .origin-html{overflow-wrap:anywhere}
.page-reader .origin-html>div{max-width:100%}
.page-reader .origin-html table{display:block;max-width:100%;overflow-x:auto}
.side-more{float:right;font:400 .76rem var(--font-sans);text-decoration:none;color:var(--muted)}
.side-recent li a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.55}
.rank-range{font-size:.78rem;color:var(--muted);margin:.4rem 0 .65rem}
.page-home .home-panels .home-panel:last-child{grid-column:1/-1}
.site-ad{display:block;min-width:0;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);padding:.65rem;margin:1rem 0;overflow:hidden}
.left-rail>.site-ad,.sidebar>.site-ad{margin:0}
.site-ad__label{display:block;color:var(--muted);font-size:.68rem;letter-spacing:.1em;margin-bottom:.35rem}
.site-ad a{display:block;color:var(--fg);text-decoration:none;font:inherit}
.site-ad img{display:block;max-width:100%;max-height:18rem;width:auto;height:auto;margin:auto;object-fit:contain}
.site-ad a span{display:block;font-size:.9rem;margin-top:.25rem}
html.shell-mobile .layout--rails{display:block}
html.shell-mobile .left-rail{display:none}
html.shell-mobile .site-ad{margin:.8rem 0}