/* Scoped local-reader additions; the original Docusaurus stylesheet is retained. */
:root {
  --ehs-offline-bg: var(--ifm-background-surface-color, #fff);
  --ehs-offline-fg: var(--ifm-font-color-base, #20252b);
  --ehs-offline-muted: var(--ifm-color-emphasis-700, #59636d);
  --ehs-offline-border: var(--ifm-color-emphasis-300, #dce2e5);
  --ehs-offline-accent: var(--ifm-color-primary, #2e8555);
  --ehs-offline-tint: #edf7f0;
  --ehs-offline-shadow: 0 16px 64px #0003;
}
:root[data-theme="dark"] {
  --ehs-offline-bg: var(--ifm-background-surface-color, #202225);
  --ehs-offline-fg: var(--ifm-font-color-base, #eceef1);
  --ehs-offline-muted: var(--ifm-color-emphasis-700, #bac1c8);
  --ehs-offline-border: var(--ifm-color-emphasis-300, #454b53);
  --ehs-offline-tint: #193c2c;
  --ehs-offline-shadow: 0 16px 64px #0008;
}
.ehs-offline-overlay[hidden], .ehs-offline-original-toc [hidden], .menu__list[hidden], .ehs-offline-notice[hidden] { display: none !important; }
.ehs-offline-overlay, .ehs-offline-overlay *, .ehs-offline-badge, .ehs-offline-badge * { box-sizing: border-box; }
.ehs-offline-overlay {
  position: fixed;
  inset: 0;
  z-index: 12000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: min(8vh, 72px) 20px 24px;
  background: #10182099;
  backdrop-filter: blur(3px);
  overflow-y: auto;
  overscroll-behavior: contain;
  color: var(--ehs-offline-fg);
  font-family: var(--ifm-font-family-base, system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif);
}
.ehs-offline-search-panel {
  width: min(760px, 100%);
  max-height: calc(100dvh - min(8vh, 72px) - 24px);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ehs-offline-border);
  border-radius: 16px;
  background: var(--ehs-offline-bg);
  color: var(--ehs-offline-fg);
  box-shadow: var(--ehs-offline-shadow);
  padding: 18px 20px 12px;
}
.ehs-offline-search-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex: 0 0 auto; margin-bottom: 12px; }
.ehs-offline-search-heading h2 { margin: 0; font-size: 1.12rem; font-weight: 650; line-height: 1.5; color: inherit; }
.ehs-offline-icon-button {
  width: 34px; height: 34px; padding: 0; border: 1px solid transparent; border-radius: 8px;
  background: transparent; color: var(--ehs-offline-muted); cursor: pointer; font-size: 27px; line-height: 1;
}
.ehs-offline-icon-button:hover { background: var(--ehs-offline-tint); color: var(--ehs-offline-fg); }
.ehs-offline-search-input {
  width: 100%; flex: 0 0 auto; padding: 13px 15px; border: 2px solid var(--ehs-offline-accent); border-radius: 10px;
  background: var(--ehs-offline-bg); color: var(--ehs-offline-fg); font: inherit; font-size: 1rem;
}
.ehs-offline-search-input::placeholder { color: var(--ehs-offline-muted); opacity: .85; }
.ehs-offline-search-input:focus { outline: 3px solid color-mix(in srgb, var(--ehs-offline-accent) 22%, transparent); outline-offset: 2px; }
.ehs-offline-search-status { margin: 13px 0 10px; color: var(--ehs-offline-muted); font-size: .86rem; line-height: 1.65; flex: 0 0 auto; }
.ehs-offline-search-results { list-style: none; margin: 0; padding: 0 3px 0 0; overflow-y: auto; overscroll-behavior: contain; min-height: 0; }
.ehs-offline-search-result { padding: 0; margin: 0 0 7px; border: 1px solid var(--ehs-offline-border); border-radius: 9px; background: var(--ehs-offline-bg); }
.ehs-offline-result-link { display: flex; flex-direction: column; padding: 13px 14px; gap: 5px; color: var(--ehs-offline-fg); text-decoration: none; border-radius: 8px; }
.ehs-offline-result-link:hover { text-decoration: none; color: var(--ehs-offline-fg); }
.ehs-offline-selected { background: var(--ehs-offline-tint); border-color: var(--ehs-offline-accent); }
.ehs-offline-result-title { font-size: .98rem; line-height: 1.5; font-weight: 650; overflow-wrap: anywhere; }
.ehs-offline-result-excerpt { font-size: .84rem; line-height: 1.65; color: var(--ehs-offline-muted); overflow-wrap: anywhere; }
.ehs-offline-result-excerpt:empty { display: none; }
.ehs-offline-result-path { font-size: .7rem; color: var(--ehs-offline-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; opacity: .8; }
.ehs-offline-result-link mark { padding: 0; background: #fce49b; color: #473207; border-radius: 2px; }
:root[data-theme="dark"] .ehs-offline-result-link mark { background: #755d18; color: #fff2bb; }
.ehs-offline-search-help, .ehs-offline-search-note { font-size: .73rem; line-height: 1.6; color: var(--ehs-offline-muted); flex: 0 0 auto; }
.ehs-offline-search-help { margin: 12px 0 0; padding-top: 10px; border-top: 1px solid var(--ehs-offline-border); }
.ehs-offline-search-note { margin: 4px 0 0; }
.ehs-offline-visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.ehs-offline-badge {
  position: fixed; right: 18px; bottom: 15px; z-index: 1100; max-width: calc(100vw - 32px);
  display: flex; align-items: center; gap: 10px; padding: 7px 8px 7px 12px;
  border: 1px solid var(--ehs-offline-border); border-radius: 30px;
  background: var(--ehs-offline-bg); color: var(--ehs-offline-muted); box-shadow: 0 2px 12px #0002;
  font-size: 11px; font-family: var(--ifm-font-family-base, system-ui, sans-serif); line-height: 1.5;
}
.ehs-offline-badge-info { display: inline-flex; gap: 0; align-items: center; color: inherit; text-decoration: none; overflow: hidden; }
.ehs-offline-badge-info:hover { color: var(--ehs-offline-accent); text-decoration: none; }
.ehs-offline-badge-title, .ehs-offline-badge-date { white-space: nowrap; }
.ehs-offline-badge-dot { width: 6px; height: 6px; flex: 0 0 auto; margin-right: 6px; border-radius: 50%; background: var(--ehs-offline-accent); }
.ehs-offline-badge-search, .ehs-offline-action {
  border: 1px solid var(--ehs-offline-border); border-radius: 20px; color: var(--ehs-offline-accent);
  background: var(--ehs-offline-tint); cursor: pointer; font: inherit; white-space: nowrap; padding: 5px 10px;
}
.ehs-offline-badge-search:hover, .ehs-offline-action:hover { border-color: var(--ehs-offline-accent); }
.ehs-offline-overlay button:focus-visible, .ehs-offline-overlay a:focus-visible,
.ehs-offline-badge button:focus-visible, .ehs-offline-badge a:focus-visible { outline: 2px solid var(--ehs-offline-accent); outline-offset: 3px; }
.ehs-offline-nav-overlay { justify-content: flex-start; padding: 0; }
.ehs-offline-nav-panel {
  width: min(370px, 88vw); min-height: 100%; max-height: 100dvh; overflow-y: auto; padding: 20px;
  background: var(--ehs-offline-bg); color: var(--ehs-offline-fg); box-shadow: var(--ehs-offline-shadow);
}
.ehs-offline-nav-actions { display: flex; gap: 8px; margin: 5px 0 16px; font-size: .85rem; }
.ehs-offline-nav-links { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 8px; padding-bottom: 16px; border-bottom: 1px solid var(--ehs-offline-border); }
.ehs-offline-nav-links a { display: block; padding: 8px 7px; color: var(--ehs-offline-fg); font-size: .92rem; border-radius: 6px; }
.ehs-offline-nav-links a:hover { color: var(--ehs-offline-accent); background: var(--ehs-offline-tint); text-decoration: none; }
.ehs-offline-nav-subtitle { font-size: .85rem; color: var(--ehs-offline-muted); margin: 20px 0 10px; }
.ehs-offline-mobile-menu { padding: 0 !important; overflow: visible !important; max-height: none !important; }
.ehs-offline-mobile-menu .menu__list { padding-left: 0; }
.ehs-offline-mobile-menu .menu__list .menu__list { padding-left: 12px; }
.ehs-offline-nav-status { display: block; margin: 20px 0 40px; color: var(--ehs-offline-accent); font-size: .8rem; }
.ehs-offline-category-button { width: 100%; border: 0; background: transparent; font-family: inherit; font-size: inherit; line-height: inherit; text-align: left; cursor: pointer; }
.ehs-offline-navigation-label { opacity: .65; cursor: default; }
.ehs-offline-back-to-top {
  bottom: 4.8rem !important; z-index: 1101 !important; opacity: 0 !important; transform: scale(0) !important;
  visibility: hidden !important; pointer-events: none;
}
.ehs-offline-back-to-top.ehs-offline-back-to-top-visible { opacity: 1 !important; transform: scale(1) !important; visibility: visible !important; pointer-events: auto; }
.ehs-offline-notice {
  position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%); z-index: 13000;
  width: max-content; max-width: calc(100vw - 32px); padding: 12px 18px; border: 1px solid var(--ehs-offline-accent); border-radius: 10px;
  background: var(--ehs-offline-bg); color: var(--ehs-offline-fg); box-shadow: 0 4px 20px #0003;
  font-family: var(--ifm-font-family-base, system-ui, sans-serif); font-size: .9rem; line-height: 1.6; pointer-events: none;
}
.ehs-offline-notice[data-error="true"] { border-color: #c84c40; }
.ehs-offline-copy-buffer { position: fixed; top: 0; left: -9999px; width: 1px; height: 1px; padding: 0; border: 0; opacity: 0; font-size: 16px; }
.ehs-offline-toc { margin: 0 0 22px; padding: 10px 14px; border: 1px solid var(--ehs-offline-border); border-radius: 8px; background: var(--ehs-offline-bg); }
.ehs-offline-toc summary { cursor: pointer; font-size: .9rem; font-weight: 600; }
.ehs-offline-toc ul { padding-left: 18px; margin: 12px 0 4px; max-height: 40vh; overflow-y: auto; }
.ehs-offline-toc li { font-size: .86rem; line-height: 1.8; margin: 4px 0; }
.ehs-offline-toc .ehs-offline-toc-sub { margin-left: 14px; }
.ehs-offline-original-toc ul { max-height: 45vh; overflow-y: auto; }
.ehs-offline-pdf-fullscreen {
  position: fixed !important; inset: 0 !important; z-index: 10000 !important;
  width: 100vw !important; height: 100dvh !important; max-width: none !important; max-height: none !important;
  margin: 0 !important; padding: 46px 0 0 !important; border: 0 !important; border-radius: 0 !important;
  overflow: hidden !important; background: #333 !important;
}
.ehs-offline-pdf-fullscreen iframe, .ehs-offline-pdf-fullscreen embed, .ehs-offline-pdf-fullscreen object[type="application/pdf"] {
  display: block !important; width: 100% !important; height: calc(100dvh - 46px) !important;
  max-height: none !important; min-height: 0 !important; margin: 0 !important; border: 0 !important;
}
.ehs-offline-pdf-fullscreen button { position: absolute !important; top: 6px !important; right: 12px !important; z-index: 2 !important; max-height: 34px; margin: 0 !important; }
.ehs-offline-sidebar-collapsed { width: 40px !important; min-width: 40px !important; }
.ehs-offline-sidebar-collapsed .menu { visibility: hidden; }
.ehs-offline-sidebar-collapsed [class*="sidebar"] { width: 40px !important; }
@media (min-width: 997px) {
  main:has(.table-of-contents) .ehs-offline-toc { display: none; }
}
@media (max-width: 600px) {
  .ehs-offline-overlay { padding: 12px 8px; }
  .ehs-offline-search-panel { max-height: calc(100dvh - 24px); padding: 14px 12px 10px; border-radius: 12px; }
  .ehs-offline-search-input { padding: 12px 10px; font-size: 16px; }
  .ehs-offline-search-help { font-size: .67rem; }
  .ehs-offline-badge { right: 10px; bottom: 10px; gap: 7px; padding: 5px 6px 5px 10px; font-size: 10px; }
  .ehs-offline-badge-date { display: none; }
  .ehs-offline-badge-search { padding: 5px 9px; }
  .ehs-offline-nav-overlay { padding: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .ehs-offline-overlay *, .ehs-offline-badge * { scroll-behavior: auto !important; transition: none !important; }
}
@media print {
  .ehs-offline-badge, .ehs-offline-overlay, .ehs-offline-toc, .ehs-offline-notice, .ehs-offline-back-to-top { display: none !important; }
}