/* P6 RFP — global mobile + language bar (all locales) */

/* Language switcher */
.site-lang-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem 0.75rem;
  padding: 0.5rem 0.75rem;
  margin: 0 0 1rem 0;
  font-size: 0.875rem;
  background: var(--card, #24282e);
  border: 1px solid var(--border, #30363d);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
}
.site-lang-bar .lang-label {
  color: var(--muted, #8b949e);
  margin-right: 0.25rem;
}
.site-lang-bar a {
  color: var(--accent, #58a6ff);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.site-lang-bar a:hover {
  text-decoration: underline;
  background: rgba(88, 166, 255, 0.12);
}
.site-lang-bar a[aria-current="page"] {
  font-weight: 600;
  background: rgba(88, 166, 255, 0.2);
  border: 1px solid var(--accent, #58a6ff);
}

/* Mobile layout */
@media (max-width: 640px) {
  body {
    padding-left: max(0.75rem, env(safe-area-inset-left)) !important;
    padding-right: max(0.75rem, env(safe-area-inset-right)) !important;
    padding-top: max(0.5rem, env(safe-area-inset-top)) !important;
    padding-bottom: max(1rem, env(safe-area-inset-bottom)) !important;
  }
  .wrap {
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
  }
  h1 { font-size: clamp(1.15rem, 5vw, 1.5rem) !important; word-break: break-word; }
  h2 { font-size: clamp(1rem, 4vw, 1.1rem) !important; }
  table {
    display: block;
    width: 100% !important;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    font-size: 0.82rem;
  }
  .slideshow-controls {
    justify-content: center;
  }
  .slideshow-controls button {
    min-height: 44px;
    min-width: 44px;
    padding: 0.5rem 0.85rem;
  }
  nav li {
    flex-wrap: wrap;
  }
}

/* zh / pt readability */
html[lang="zh-Hans"] body,
html[lang="zh-Hans"] body * {
  font-family: system-ui, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
html[lang="pt"] body,
html[lang="pt"] body * {
  font-family: system-ui, "Segoe UI", "Noto Sans", sans-serif;
}