/* Site-wide nav and footer */
body {
  margin: 0;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: #fafafa;
  border-bottom: 1px solid #e0e0e0;
  padding: 0.75rem 1rem;
  box-shadow: 0 -50px 0 50px #fafafa;
}

.site-nav-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-nav-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: #1a1a1a;
  text-decoration: none;
  white-space: nowrap;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica', 'Arial', sans-serif;
}

.site-nav-name:hover {
  color: #0366d6;
}

.site-nav-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: relative;
}

.site-nav-search-wrap {
  position: relative;
}

.site-nav-search {
  font-family: inherit;
  font-size: 16px !important;
  padding: 0.35rem 1.8rem 0.35rem 0.6rem;
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  outline: none;
  width: 220px;
  background: white;
  color: #1a1a1a;
  -webkit-text-size-adjust: 100%;
}

.site-nav-search:focus {
  border-color: #0366d6;
}

.site-nav-search-hint {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.7rem;
  color: #bbb;
  border: 1px solid #ddd;
  border-radius: 3px;
  padding: 0 0.3rem;
  line-height: 1.4;
  pointer-events: none;
  font-family: inherit;
}

.site-nav-search:focus + .site-nav-search-hint,
.site-nav-search:not(:placeholder-shown) + .site-nav-search-hint {
  display: none;
}

.site-nav-random {
  font-size: 0.85rem;
  color: #0366d6;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.site-nav-random:hover {
  color: #0256c7;
}

/* Search dropdown */
.search-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  width: 380px;
  max-height: 70vh;
  overflow-y: auto;
  background: white;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  margin-top: 0.4rem;
  display: none;
  z-index: 200;
}

.search-dropdown.open {
  display: block;
}

.search-result {
  display: block;
  padding: 0.6rem 0.8rem;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid #f0f0f0;
  transition: background 0.1s;
}

.search-result:last-child {
  border-bottom: none;
}

.search-result:hover,
.search-result.active {
  background: #f0f5ff;
}

.search-result-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 0.15rem;
}

.search-result-meta {
  font-size: 0.78rem;
  color: #666;
  margin-bottom: 0.2rem;
}

.search-result-context {
  font-size: 0.75rem;
  color: #888;
  line-height: 1.4;
}

.search-result-context mark {
  background: #fff3b0;
  color: inherit;
  padding: 0 1px;
  border-radius: 2px;
}

.search-empty {
  padding: 0.8rem;
  font-size: 0.85rem;
  color: #888;
  text-align: center;
}

/* Content area */
.site-content {
  padding: 2rem 1rem;
}

/* Footer — static on mobile, sticky on desktop */
.site-footer {
  background: #fafafa;
  border-top: 1px solid #e0e0e0;
  padding: 0.5rem 1rem;
  padding-bottom: calc(0.5rem + env(safe-area-inset-bottom, 0px));
  text-align: center;
  box-shadow: 0 50px 0 50px #fafafa;
}

.site-footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.site-footer-links a {
  color: #333;
  text-decoration: none;
  font-size: 0.95rem;
}

.site-footer-links a:hover {
  color: #0366d6;
}

@media (max-width: 600px) {
  .site-nav-search {
    width: 140px;
  }

  .site-nav-search-hint {
    display: none;
  }

  .search-dropdown {
    width: calc(100vw - 2rem);
    right: -0.5rem;
  }

  .site-footer-links {
    gap: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
}