/* Small compatibility layer: the Pre-Codex stylesheet remains the visual source of truth. */
.sidebar-toggle {
  position: fixed;
  left: 204px;
  top: 50%;
  z-index: 101;
  width: 24px;
  height: 36px;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--muted-light);
  cursor: pointer;
  font: 24px/1 var(--font-sans);
  opacity: 0.45;
  transition: opacity 0.3s, left 0.5s var(--ease-out);
}
.sidebar-toggle:hover,
.sidebar-toggle:focus-visible { opacity: 1; color: var(--accent); }
body.dark .sidebar-toggle { color: var(--muted-dark); }
body.sidebar-collapsed .sidebar-toggle { left: 12px; }
body.sidebar-collapsed .sidebar-toggle::first-letter { transform: rotate(180deg); }
body.sidebar-collapsed .sidebar { width: 0; padding-left: 0; padding-right: 0; opacity: 0; pointer-events: none; transform: translateX(-10px); }
body.sidebar-collapsed .main-content,
body.sidebar-collapsed .site-footer { margin-left: 48px; }
.project-page .project-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}
.project-page .project-item {
  padding: 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
body.dark .project-page .project-item { border-color: var(--border-dark); }
.project-page .project-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
body.dark .project-page .project-item:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
.project-cover {
  width: 100%;
  height: 220px;
  background: var(--subtle-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--muted-light);
  overflow: hidden;
}
body.dark .project-cover { background: var(--subtle-dark); color: var(--muted-dark); }
.project-cover span { font-size: 30px; letter-spacing: 0.04em; }
.project-cover small { font-size: 14px; letter-spacing: 0.18em; }
.project-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.project-info { padding: 12px 14px; }
.project-info h3 { margin: 0 0 4px; font-size: 15px; font-weight: 400; letter-spacing: 0.04em; }
.project-info p { margin: 0 0 12px; color: var(--muted-light); line-height: 1.6; font-size: 12px; }
body.dark .project-info p { color: var(--muted-dark); }
.project-link {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 12px;
  text-decoration: none;
  transition: all 0.2s;
}
.project-link:hover { background: var(--accent); color: #fff; }
.private-home-links { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 32px; }
.private-home-links a { color: inherit; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 3px; }
.about-minimal { min-height: 45vh; }

/* Scoped home polish: the Pre-Codex stylesheet remains the visual source of truth. */
.home-page .main-content { min-height: 0; }
.home-page .hero {
  height: 100dvh;
  min-height: 100dvh;
  box-sizing: border-box;
  overflow: hidden;
}
.home-page .hero-meta {
  position: absolute;
  left: 50%;
  bottom: calc(10dvh + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: max-content;
  max-width: calc(100% - 40px);
  color: var(--muted-light);
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 1px;
  line-height: 1.6;
}
.home-page .slogan { font-size: 16px; }
.home-page .poem { font-size: 1.18rem; }
body.dark .home-page .hero-meta { color: var(--muted-dark); }
@media (max-width: 768px) {
  .sidebar-toggle { display: none; }
  body.sidebar-collapsed .sidebar { width: 100%; padding: 100px 40px 20px; }
  body.sidebar-collapsed .main-content,
  body.sidebar-collapsed .site-footer { margin-left: 0; }
  .project-page .project-list { grid-template-columns: 1fr; gap: 12px; }
  .project-page .project-cover { height: 160px; }
  .home-page .hero-meta {
    bottom: calc(10dvh + env(safe-area-inset-bottom, 0px));
    font-size: 11px;
    gap: 3px;
  }
  .home-page .slogan { font-size: 15px; }
  .home-page .poem { font-size: 1.1rem; }
}