/* EnergyInsights Design System */

:root {
  --ei-primary:    #1a4480;
  --ei-primary-dk: #12336a;
  --ei-accent:     #f97316;
  --ei-success:    #16a34a;
  --ei-bg:         #f0f4f8;
  --ei-card:       #ffffff;
  --ei-text:       #1e293b;
  --ei-muted:      #64748b;
  --ei-border:     #e2e8f0;
  --ei-shadow:     0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --ei-shadow-md:  0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);

  /* Typography */
  --ei-font:   "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Heiti SC", sans-serif;
  --ei-fs-xs:  .75rem;   /* ~12px — captions, badge labels */
  --ei-fs-sm:  .8rem;    /* ~13px — filter labels, tags */
  --ei-fs-nav: .9rem;    /* nav links, secondary text */
  --ei-fs-page: 1.25rem;
  --ei-fs-section: 1.125rem;
  --ei-fs-body: 1rem;
  --ei-fs-meta: .875rem;
  --ei-control-height: 3rem;
  --ei-lh:     1.7;      /* body line-height */
}

/* ─── Base ─────────────────────────────────────────────── */
html { scrollbar-gutter: stable; }

/* Keep review actions in the same columns after a processed row disappears. */
.wiki-review-table { table-layout: fixed; min-width: 36rem; }
.wiki-review-type { width: 6rem; }
.wiki-review-actions { width: 16rem; }
.wiki-review-buttons > .btn { flex: 0 0 auto; white-space: nowrap; }

body {
  background-color: var(--ei-bg);
  color: var(--ei-text);
  font-family: var(--ei-font);
  line-height: var(--ei-lh);
}

/* ─── Bootstrap Primary Override ───────────────────────── */
.btn-primary {
  background-color: var(--ei-primary);
  border-color: var(--ei-primary);
}
.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--ei-primary-dk);
  border-color: var(--ei-primary-dk);
}
.btn-outline-primary {
  color: var(--ei-primary);
  border-color: var(--ei-primary);
}
.btn-outline-primary:hover {
  background-color: var(--ei-primary);
  border-color: var(--ei-primary);
}
a { color: var(--ei-primary); }
a:hover { color: var(--ei-primary-dk); }
.text-primary { color: var(--ei-primary) !important; }
.bg-primary { background-color: var(--ei-primary) !important; }
.border-primary { border-color: var(--ei-primary) !important; }

/* ─── Navbar ────────────────────────────────────────────── */
.navbar {
  background-color: var(--ei-card);
  border-bottom: 2px solid var(--ei-primary) !important;
  box-shadow: var(--ei-shadow);
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ei-primary) !important;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
}
.navbar-brand:hover { opacity: .85; }
.ei-site-nav { container-type: inline-size; }
.ei-site-nav .navbar-brand { margin-right: 0; min-width: 0; max-width: calc(100% - 3rem); }
.ei-site-nav .navbar-brand img { flex: 0 0 auto; object-fit: contain; }
.ei-brand-copy { display: flex; flex-direction: column; min-width: 0; gap: .25rem; }
.ei-brand-title { line-height: 1.4; }
.ei-brand-tagline { color: var(--ei-text); font-size: .75rem; font-weight: 400; line-height: 1.5; }
.ei-site-nav .navbar-toggler { min-width: 44px; min-height: 44px; padding-inline: .5rem; }

.nav-link {
  color: var(--ei-text) !important;
  font-size: var(--ei-fs-nav);
  padding: .4rem .75rem !important;
  border-radius: 6px;
  transition: background .15s, color .15s;
}
.nav-link:hover {
  background-color: rgba(26,68,128,.07);
  color: var(--ei-primary) !important;
}
.nav-link.active {
  background-color: rgba(26,68,128,.1);
  color: var(--ei-primary) !important;
  font-weight: 500;
}
.nav-link i { opacity: .8; }

.ei-site-nav .navbar-brand,
.ei-site-nav .nav-link,
.ei-site-nav .ei-nav-actions .btn {
  white-space: nowrap;
}
.ei-site-nav .nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border: 1px solid transparent;
  color: var(--ei-primary) !important;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
}
.ei-site-nav .nav-link.active { background-color: var(--ei-primary); color: #fff !important; }
.ei-site-nav .nav-link i { opacity: 1; }
.ei-site-nav .nav-link i { flex-shrink: 0; }
.ei-site-nav .ei-nav-actions {
  flex-wrap: wrap;
  row-gap: .5rem;
  margin-top: .75rem;
}
.ei-nav-username {
  max-width: 10rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Reserve the same action column for guests and members. Larger text naturally
   raises the space required to expand, so labels never squeeze or change rows. */
@container (min-width: 87rem) {
  .ei-site-nav > .container-fluid {
    display: grid;
    grid-template-columns: 17rem minmax(0, 1fr) 20rem;
    align-items: center;
    column-gap: .5rem;
  }
  .ei-site-nav .navbar-brand { grid-area: 1 / 1; max-width: none; }
  .ei-site-nav .navbar-toggler { display: none; }
  .ei-site-nav #mainNav { display: contents !important; }
  .ei-site-nav .ei-nav-actions {
    grid-area: 1 / 3;
    justify-content: flex-end;
    flex-wrap: nowrap;
    margin-top: 0;
  }
  .ei-site-nav .ei-nav-actions > .dropdown { flex: 1; min-width: 0; }
  .ei-site-nav #userMenu { width: 100%; }
  .ei-site-nav #userMenu > i, .ei-site-nav #userMenu::after { flex-shrink: 0; }
  .ei-site-nav .ei-nav-username { min-width: 0; flex: 1; }
  .ei-site-nav .navbar-nav {
    grid-area: 1 / 2;
    width: 100%;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: flex-start;
  }
  .ei-site-nav .nav-item { flex: 0 0 auto; }
  .ei-site-nav .nav-link { padding: .4rem .3rem !important; }
  .ei-site-nav .navbar-nav .dropdown-menu { position: absolute; }
}

@media (max-width: 575.98px) {
  .ei-site-nav .navbar-brand img { width: 44px; height: 44px; }
  .ei-brand-tagline { font-size: .6875rem; }
}

/* Directory components: reuse the established orange heading and blue choices. */
body.ei-directory-page { --ei-text: #111111; background: var(--ei-card); color: var(--ei-text); font-size: var(--ei-fs-body); line-height: 1.75; }
.ei-directory { max-width: 1280px; margin-inline: auto; }
.ei-page-header { min-height: 56px; flex-wrap: wrap; margin-bottom: 1.5rem; }
.ei-page-header-title { display: flex; flex: 1; align-items: center; gap: .75rem; min-width: 0; }
.ei-page-header-title .ei-page-title { margin: 0; color: var(--ei-primary); font-size: var(--ei-fs-page); font-weight: 600; line-height: 1.4; }
.ei-page-header-title > i { flex-shrink: 0; font-size: var(--ei-fs-page); line-height: 1; }
.ei-page-actions { display: flex; align-items: center; margin-left: auto; }
.ei-page-actions .dropdown { display: flex; align-items: center; }
.ei-page-actions .btn { min-height: 44px; display: inline-flex; align-items: center; font-size: var(--ei-fs-meta); }
.ei-page-actions .btn i { font-size: inherit; }
.ei-search-form { max-width: 800px; margin: 0 0 1.5rem; }
.ei-search-controls { display: flex; flex-wrap: wrap; gap: .5rem; }
.ei-search-controls > .form-control { flex: 1; min-width: 0; min-height: var(--ei-control-height); font-size: var(--ei-fs-body); }
.ei-search-controls > .btn { display: inline-flex; justify-content: center; align-items: center; flex: 0 0 auto; min-height: var(--ei-control-height); min-width: 5.25rem; font-size: var(--ei-fs-body); white-space: nowrap; }
.ei-search-controls > [hidden] { display: none; }
.ei-hint { color: var(--ei-muted); font-size: var(--ei-fs-meta); }
.ei-result-summary { margin-bottom: 1rem; color: var(--ei-text); font-size: var(--ei-fs-meta); overflow-wrap: anywhere; }
.ei-section-header { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin-bottom: 1rem; }
.ei-section-header > h2, .ei-section-heading { display: flex; align-items: center; gap: .75rem; min-width: 0; }
.ei-section-header > h2::before, .ei-section-heading::before { content: ''; flex: 0 0 3px; height: 1.25rem; background: var(--ei-accent); }
.ei-section-header > a { flex-shrink: 0; }
.ei-subheading { margin: 0 0 .5rem; color: var(--ei-primary); font-size: var(--ei-fs-body); font-weight: 600; line-height: 1.6; }
.ei-back-link { display: inline-flex; align-items: center; min-height: 44px; margin-bottom: 1.5rem; }
.ei-contact-qr { display: block; width: 160px; height: 160px; max-width: 100%; object-fit: contain; }
.ei-contact-qr[hidden] { display: none; }
.ei-choice-nav { display: flex; flex-wrap: wrap; gap: .5rem; }
.ei-choice { display: inline-flex; align-items: center; min-height: 44px; padding: .5rem .875rem; border: 1px solid var(--ei-border); border-radius: 999px; color: var(--ei-text); background: #fff; font-size: var(--ei-fs-meta); text-decoration: none; white-space: nowrap; }
.ei-choice:hover { color: var(--ei-primary); border-color: var(--ei-primary); }
.ei-choice.is-active, .ei-choice[aria-pressed="true"] { color: #fff; background: var(--ei-primary); border-color: var(--ei-primary); font-weight: 600; }
.ei-directory a:focus-visible, .ei-directory button:focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 2px; }
.ei-directory .pagination { gap: .25rem; }
.ei-directory .page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; font-size: var(--ei-fs-meta); }
@media (max-width: 575.98px) {
  .ei-page-actions { flex-basis: 100%; margin-left: 0; }
  .ei-search-controls > .form-control { flex-basis: 100%; width: 100%; }
}

/* Public encyclopedia typography and navigation share one set of visual roles. */
body.ei-wiki-page {
  --ei-text: #111111;
  --wiki-meta-size: .875rem;
  --wiki-section-size: 1.125rem;
  background-color: var(--ei-card);
  color: var(--ei-text);
  font-size: 1rem;
  line-height: 1.75;
}
.wiki-page-title, .ei-article-title { margin: 0; color: var(--ei-primary); font-size: 1.75rem; font-weight: 600; line-height: 1.4; overflow-wrap: anywhere; }
.wiki-section-title { color: var(--ei-primary); font-size: var(--ei-fs-section); font-weight: 600; line-height: 1.5; }
.wiki-overview-section { margin-bottom: 2rem; }
.wiki-hint, .ei-wiki-page #wiki-search-scope { color: var(--ei-muted); font-size: var(--wiki-meta-size); }
.wiki-category-count { color: inherit; font-size: inherit; font-weight: 400; }
.wiki-entry-item {
  height: 100%;
  padding: 1rem 0;
  border-bottom: 1px solid var(--ei-border);
  color: var(--ei-text);
}
.wiki-entry-title {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--ei-primary);
  font-size: var(--ei-fs-body);
  font-weight: 400;
  line-height: 1.5;
  text-decoration: none;
  overflow-wrap: anywhere;
}
.wiki-entry-title:hover { color: var(--ei-primary-dk); text-decoration: underline; }
.wiki-entry-meta { display: block; margin-top: .25rem; color: var(--ei-text); font-size: var(--wiki-meta-size); font-weight: 400; }
.wiki-chapter-preview { margin-top: .75rem; color: var(--ei-text); font-size: 1rem; }
.wiki-entry-action, .wiki-more-link { display: inline-flex; align-items: center; gap: .25rem; min-height: 44px; }
.wiki-more-link { text-align: end; font-size: var(--wiki-meta-size); }
.wiki-region-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  height: 100%;
  min-height: 104px;
  padding: 1rem;
  border: 1px solid var(--ei-border);
  border-radius: 8px;
  background-color: var(--ei-card);
  text-decoration: none;
}
.wiki-region-card:hover { border-color: var(--ei-primary); background-color: #f5f8fc; }
.wiki-region-card.is-active { border-color: var(--ei-primary); box-shadow: inset 3px 0 var(--ei-primary); }
.wiki-region-icon { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 44px; height: 44px; color: var(--ei-primary); font-size: 1.75rem; }
.wiki-region-name { display: block; color: var(--ei-primary); font-size: var(--wiki-section-size); font-weight: 600; }
.wiki-region-description { display: block; margin-top: .25rem; color: var(--ei-text); font-size: var(--wiki-meta-size); font-weight: 400; line-height: 1.5; }
.wiki-region-chevron { color: var(--ei-primary); font-size: 1rem; }
.wiki-country-panel { margin-bottom: 1.5rem; padding: 1rem; border: 1px solid var(--ei-border); border-radius: 8px; scroll-margin-top: 1rem; }
.wiki-country-link { display: flex; align-items: center; min-height: 44px; height: 100%; padding: .5rem .75rem; border: 1px solid var(--ei-border); border-radius: 6px; color: var(--ei-primary); text-decoration: none; overflow-wrap: anywhere; }
.wiki-country-link:hover { border-color: var(--ei-primary); background-color: #f5f8fc; }
.wiki-country-link.is-active { border-color: var(--ei-primary); background-color: #eef4fc; font-weight: 600; }
.wiki-category-link:focus-visible, .wiki-region-card:focus-visible, .wiki-country-link:focus-visible,
.wiki-entry-title:focus-visible, .wiki-entry-action:focus-visible, .wiki-more-link:focus-visible {
  outline: 3px solid var(--ei-primary);
  outline-offset: 3px;
}
.ei-wiki-page .breadcrumb-item.active { color: var(--ei-text); }
.ei-wiki-page .list-group-item { color: var(--ei-text); }
.ei-wiki-page footer.site-footer a { color: var(--ei-primary); }
/* Ordinary and company encyclopedia pages share the same reading surface. */
.wiki-article {
  --ei-text: #111111;
  --wiki-meta-size: .875rem;
  --wiki-section-size: 1.125rem;
  background: #fff;
  color: var(--ei-text);
  font-size: 1rem;
  line-height: 1.75;
  overflow-wrap: anywhere;
}
.wiki-detail { max-width: 1280px; margin-inline: auto; }
.wiki-company-article { padding: 1.5rem; border-top: 1px solid var(--ei-border); }
.wiki-breadcrumbs { margin-bottom: 1.25rem; font-size: .875rem; }
.wiki-breadcrumbs .breadcrumb { align-items: center; row-gap: .25rem; }
.wiki-breadcrumbs .breadcrumb-item { display: flex; align-items: center; min-width: 0; color: var(--ei-text); }
.wiki-breadcrumbs a { display: inline-flex; align-items: center; min-height: 44px; }
.wiki-detail-heading { padding-bottom: 1.5rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--ei-border); }
.wiki-title-row { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 1rem; }
.wiki-title-text { flex: 1 1 12rem; min-width: 0; }
.wiki-detail-actions { display: flex; align-items: center; justify-content: flex-end; gap: .5rem; flex: 0 0 auto; margin-left: auto; }
.wiki-detail-actions > .btn, .wiki-detail-actions > .dropdown > .btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; min-width: 6rem; padding: .5rem .75rem; font-size: var(--ei-fs-meta); font-weight: 400; line-height: 1.5; white-space: nowrap; }
.wiki-detail-subtitle { margin: .5rem 0; font-size: 1rem; }
.wiki-reading-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1.5rem; align-items: start; max-width: 1056px; margin-inline: auto; }
.wiki-reading-layout:not(.has-toc) { max-width: 800px; }
.wiki-reading-content { min-width: 0; width: 100%; max-width: 800px; }
.wiki-toc { border: 1px solid var(--ei-border); border-radius: 6px; background: #fff; }
.wiki-toc summary { display: flex; align-items: center; gap: .5rem; min-height: 44px; padding: .65rem .85rem; color: var(--ei-primary); font-weight: 600; cursor: pointer; list-style: none; }
.wiki-toc summary::-webkit-details-marker { display: none; }
.wiki-toc-chevron { margin-left: auto; font-size: .875rem; }
.wiki-toc[open] .wiki-toc-chevron { transform: rotate(180deg); }
.wiki-toc-links { list-style: none; margin: 0; padding: 0 .5rem .5rem; }
.wiki-toc-links a { display: flex; align-items: center; min-height: 44px; padding: .5rem; line-height: 1.5; text-decoration: none; border-radius: 4px; }
.wiki-toc-links a:hover { background: #edf3fb; text-decoration: underline; }
.wiki-toc-links a[aria-current="page"] { background: var(--ei-primary); color: #fff; }
.wiki-plain-text { white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; font: inherit; }
.wiki-article a:focus-visible, .wiki-toc summary:focus-visible, .wiki-table-scroll:focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 2px; }
.wiki-detail-facts { padding-bottom: 2rem; margin-bottom: 2rem; border-bottom: 1px solid var(--ei-border); }
.wiki-detail-facts > h2 { margin-bottom: 1rem; }
.wiki-detail-facts dd { overflow-wrap: anywhere; }
.wiki-article-section { padding: 0 0 2rem; margin: 0 0 2rem; border-bottom: 1px solid var(--ei-border); }
.wiki-article-section:last-child { margin-bottom: 0; }
.wiki-chapter-anchor { display: block; scroll-margin-top: 1.5rem; }
.wiki-section-card[id] { scroll-margin-top: 1.5rem; }
.wiki-chapter-header { margin-bottom: 1rem; }
.wiki-chapter-title { margin: 0; color: var(--ei-primary); font-size: 1.125rem; font-weight: 600; line-height: 1.5; }
.wiki-prose { color: var(--ei-text); font-size: var(--ei-fs-body); line-height: 1.75; }
.wiki-prose > :first-child { margin-top: 0; }
.wiki-prose > :last-child { margin-bottom: 0; }
.wiki-prose p, .wiki-prose ul, .wiki-prose ol { margin-bottom: 1rem; }
.wiki-prose li + li { margin-top: .35rem; }
.wiki-prose h1, .wiki-prose h2, .wiki-prose h3, .wiki-prose h4, .wiki-prose h5, .wiki-prose h6 { margin: 1.5rem 0 .75rem; color: var(--ei-primary); font-size: var(--ei-fs-body); font-weight: 600; line-height: 1.5; }
.wiki-prose blockquote { margin: 1.25rem 0; padding: .25rem 1rem; border-left: 3px solid var(--ei-border); color: var(--ei-text); }
.wiki-prose img { max-width: 100%; height: auto; }
.wiki-prose pre { max-width: 100%; padding: 1rem; border: 1px solid var(--ei-border); border-radius: 4px; overflow-x: auto; color: var(--ei-text); }
.wiki-prose code { color: var(--ei-text); }
.wiki-prose table { display: block; width: 100%; max-width: 100%; border-collapse: collapse; margin: 1rem 0; overflow-x: auto; color: var(--ei-text); font-size: 1rem; line-height: 1.6; }
.wiki-prose table th, .wiki-prose table td { min-width: 7rem; padding: .65rem .75rem; border: 1px solid var(--ei-border); vertical-align: top; }
.wiki-prose table th { background: #f5f8fc; font-weight: 600; }
.wiki-table-scroll { max-width: 100%; margin: 1rem 0; overflow-x: auto; }
.wiki-table-scroll > table { display: table; margin: 0; }
.wiki-article-section.is-editing .wiki-chapter-header { background: #fffbeb; }
@media (min-width: 992px) {
  .wiki-reading-layout.has-toc { grid-template-columns: 14rem minmax(0, 1fr); gap: 2rem; }
  .wiki-toc-panel { position: sticky; top: 1rem; }
  .wiki-toc { max-height: calc(100dvh - 2rem); overflow-y: auto; }
}
@media (max-width: 575.98px) {
  .wiki-company-article { padding: 1rem .75rem; }
}
@media (max-width: 575.98px) {
  .wiki-page-title, .ei-article-title { font-size: 1.5rem; }
}

/* ─── Cards ─────────────────────────────────────────────── */
.card {
  border: 1px solid var(--ei-border);
  box-shadow: var(--ei-shadow);
  border-radius: 10px;
  transition: box-shadow .2s, transform .2s;
  background-color: var(--ei-card);
}
.card:hover {
  box-shadow: var(--ei-shadow-md);
  transform: translateY(-1px);
}

/* ─── Page Header ───────────────────────────────────────── */
.page-header {
  background: var(--ei-card);
  border: 1px solid var(--ei-border);
  border-left: 4px solid var(--ei-accent);
  border-radius: 8px;
  padding: .75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  box-shadow: var(--ei-shadow);
}
.page-header i {
  color: var(--ei-accent);
  font-size: 1.3rem;
}
.page-header h5,
.page-header h4,
.page-header h3 {
  margin: 0;
  color: var(--ei-primary);
  font-weight: 600;
}

/* ─── Tables ─────────────────────────────────────────────── */
.table thead th {
  background-color: #eef2f8;
  color: var(--ei-primary);
  font-weight: 600;
  font-size: .85rem;
  border-bottom: 2px solid var(--ei-primary);
}
.table-hover tbody tr:hover {
  background-color: rgba(26,68,128,.04);
}

/* ─── Badges ─────────────────────────────────────────────── */
.badge.bg-success { background-color: var(--ei-success) !important; }

/* ─── Buttons ─────────────────────────────────────────────── */
.btn { border-radius: 6px; }
.btn-sm { font-size: .8rem; }

/* ─── Form controls ──────────────────────────────────────── */
.form-control:focus,
.form-select:focus {
  border-color: var(--ei-primary);
  box-shadow: 0 0 0 .2rem rgba(26,68,128,.2);
}

/* ─── Footer ─────────────────────────────────────────────── */
footer.site-footer {
  color: var(--ei-muted);
  font-size: var(--ei-fs-sm);
  border-top: 1px solid var(--ei-border) !important;
}
footer.site-footer a {
  color: var(--ei-muted);
  text-decoration: none;
}
footer.site-footer a:hover {
  color: var(--ei-primary);
}
footer.site-footer .footer-logo i {
  color: var(--ei-accent);
}

/* About page uses the same section headings and content typography. */
.about-introduction { margin-bottom: 1.5rem; }
.about-section { margin-bottom: 2rem; }
.about-service { padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px solid var(--ei-border); }
.about-service:last-child { border-bottom: 0; margin-bottom: 0; padding-bottom: 0; }
.about-start-links { padding-left: 1.25rem; }
.about-start-links a, .about-qr-save { display: inline-flex; align-items: center; min-height: 44px; }
.about-contact-panel { padding: 1rem; border: 1px solid var(--ei-border); border-radius: 8px; background: #fff; }
.about-qr-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; }
.about-qr-item { display: flex; align-items: center; flex-direction: column; text-align: center; gap: .5rem; min-width: 0; }
.about-qr-item .ei-subheading { margin: 0; }
.about-channel, .about-qr-save { font-size: var(--ei-fs-meta); }
.ei-qr-box { display: flex; align-items: center; justify-content: center; width: 160px; height: 160px; }
.ei-qr-fallback { display: flex; align-items: center; justify-content: center; width: 160px; height: 160px; border: 1px dashed var(--ei-border); }
.ei-qr-fallback[hidden] { display: none; }
@media (min-width: 992px) { .about-contact-panel { position: sticky; top: 1rem; } }

/* Homepage: equal-sized preview panels share a scoped search entry. */
body.ei-home-page { --ei-text: #111111; background: #fff; color: var(--ei-text); font-size: 1rem; line-height: 1.75; }
.home-page { max-width: 1280px; margin-inline: auto; }
.home-search-panel { max-width: 800px; margin: 0 0 1.5rem; }
.home-search-label { margin: 0 0 .5rem; font-size: var(--ei-fs-meta); font-weight: 600; }
.home-search-options { display: none; flex-wrap: wrap; gap: .5rem; margin-bottom: .75rem; }
.home-search-select { margin-bottom: .75rem; }
.home-search-select .form-select { min-height: 48px; }
.home-module-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2rem; }
.home-module { display: flex; flex-direction: column; min-width: 0; height: 44rem; padding-top: 1rem; border-top: 1px solid var(--ei-border); }
.home-module-header { flex: 0 0 auto; }
.home-more { display: inline-flex; align-items: center; gap: .25rem; min-height: 44px; flex-shrink: 0; font-size: .875rem; text-decoration: none; white-space: nowrap; }
.home-search { margin-bottom: .5rem; }
.home-list-label { flex: 0 0 auto; margin: 0 0 .25rem; color: var(--ei-text); font-size: .875rem; font-weight: 600; }
.home-preview-list { flex: 1; min-height: 0; overflow-y: auto; scrollbar-gutter: stable; list-style: none; padding: 0; margin: 0; }
.home-preview-list li[data-home-item] { height: 7rem; padding: .5rem 0 .75rem; border-bottom: 1px solid var(--ei-border); overflow-wrap: anywhere; }
.home-item-title { display: flex; align-items: center; min-height: 44px; color: var(--ei-primary); font-size: 1rem; text-decoration: none; }
.home-item-title > span { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; line-height: 1.6; }
.home-item-title:hover, .home-more:hover { text-decoration: underline; }
.home-item-meta { margin: .15rem 0 0; color: var(--ei-text); font-size: .875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.home-hint { color: var(--ei-muted); font-size: .875rem; }
.home-preview-list > .home-hint { padding: 1rem 0; }
.home-search-scope { margin: .5rem 0 0; }
.home-page a:focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 2px; }
.home-search-option:focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 2px; }
@media (min-width: 768px) {
  .home-search-panel.is-ready .home-search-options { display: flex; }
  .home-search-panel.is-ready .home-search-select { display: none; }
  .home-module-intro { flex: 0 0 2rem; }
  .home-module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* card title icons */
.card-title i {
  color: var(--ei-accent);
  margin-right: .4rem;
}

/* ─── Alerts ─────────────────────────────────────────────── */
.alert-info {
  background-color: #eff6ff;
  border-color: #bfdbfe;
  color: var(--ei-primary);
}

/* ─── Dropdown menu ──────────────────────────────────────── */
.dropdown-item i { color: var(--ei-muted); }
.dropdown-item:hover i { color: var(--ei-primary); }
.dropdown-item.active,
.dropdown-item:active {
  background-color: var(--ei-primary);
}

/* ─── Pagination ─────────────────────────────────────────── */
.page-link {
  color: var(--ei-primary);
}
.page-item.active .page-link {
  background-color: var(--ei-primary);
  border-color: var(--ei-primary);
}

/* ─── Tender Filter Pills ───────────────────────────────── */
.filter-card-tender { background:#fff; border:none; border-radius:12px; box-shadow:0 1px 6px rgba(0,0,0,.08); }
.filter-row { display:flex; align-items:flex-start; gap:10px; padding:4px 0; flex-wrap:wrap; }
.filter-label { font-size:var(--ei-fs-sm); color:var(--ei-muted); font-weight:600; white-space:nowrap; padding-top:5px; min-width:32px; }
.filter-divider { height:1px; background:var(--ei-border); margin:10px 0; }
.pill-list { display:flex; flex-wrap:wrap; gap:8px; flex:1; }
.filter-pill { display:inline-block; padding:4px 14px; border-radius:999px; border:1px solid var(--ei-border); font-size:var(--ei-fs-sm); cursor:pointer; background:#fff; color:var(--ei-text); user-select:none; transition:all .15s; line-height:1.6; }
.filter-pill:hover { border-color:var(--ei-primary); color:var(--ei-primary); }
.filter-pill.active { background:var(--ei-primary); border-color:var(--ei-primary); color:#fff; }
.region-pill { background:#f0f4fa; border-color:#b0c4de; font-weight:500; }
.region-pill.active { background:var(--ei-primary); border-color:var(--ei-primary); color:#fff; }
.country-subrow { padding-left:24px; border-left:3px solid var(--ei-primary); margin-top:6px; }
.category-toggle-row { cursor:pointer; }
.category-toggle-text { font-size:var(--ei-fs-sm); color:var(--ei-primary); display:flex; align-items:center; gap:4px; }
.category-body { margin-top:10px; padding-top:10px; border-top:1px solid var(--ei-border); }
.category-search-input { width:100%; height:32px; padding:0 12px; border:1px solid var(--ei-border); border-radius:16px; font-size:var(--ei-fs-sm); background:#fafafa; margin-bottom:10px; box-sizing:border-box; outline:none; }
.chip-list { display:flex; flex-wrap:wrap; gap:8px; }
.filter-chip { display:inline-block; padding:4px 12px; border-radius:999px; border:1px solid var(--ei-border); font-size:var(--ei-fs-xs); cursor:pointer; background:#fff; color:var(--ei-text); user-select:none; transition:all .15s; }
.filter-chip:hover { border-color:var(--ei-primary); color:var(--ei-primary); }
.filter-chip.chip-selected { background:var(--ei-primary); border-color:var(--ei-primary); color:#fff; }
.chip-empty { font-size:var(--ei-fs-sm); color:var(--ei-muted); padding:8px 0; }

/* ─── Tender Card Header ─────────────────────────────────── */
.ei-card-header {
  background: var(--ei-card);
  color: var(--ei-primary);
  font-weight: 600;
  border-left: 4px solid var(--ei-primary);
  padding: .6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ei-card-header.accent  { border-left-color: var(--ei-accent); }
.ei-card-header.success { border-left-color: var(--ei-success); }
.ei-card-header.muted   { border-left-color: var(--ei-muted); color: var(--ei-muted); }

/* ─── 宽屏优化 ───────────────────────────────────────────── */
body.container {
  max-width: 1600px;
}

/* ─── IM 即时通讯界面 ─────────────────────────────────── */
.im-shell {
  display: flex;
  height: calc(100vh - 120px);
  min-height: 400px;
  background: var(--ei-card);
  border: 1px solid var(--ei-border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--ei-shadow);
}

/* 左栏 */
.im-sidebar {
  width: 300px;
  flex-shrink: 0;
  border-right: 1px solid var(--ei-border);
  display: flex;
  flex-direction: column;
  background: #fafbfc;
}
.im-sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ei-border);
}
.im-search-wrap { padding: 8px 12px; border-bottom: 1px solid var(--ei-border); }
.im-conv-list { flex: 1; overflow-y: auto; }
.im-conv-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--ei-border);
  transition: background .12s;
}
.im-conv-item:hover { background: #f0f4f8; }
.im-conv-item.active { background: #e8effa; }
.im-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--ei-border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 1.1rem;
}
.im-avatar-letter {
  font-weight: 700; color: var(--ei-primary); font-size: .95rem;
}
.im-conv-info { flex: 1; min-width: 0; }
.im-conv-name { font-size: var(--ei-fs-nav); font-weight: 600; }
.im-conv-preview { font-size: var(--ei-fs-sm); max-width: 160px; display: inline-block; }
.im-conv-time { font-size: var(--ei-fs-xs); color: var(--ei-muted); white-space: nowrap; }
.im-unread-badge {
  background: #e53e3e; color: #fff;
  font-size: var(--ei-fs-xs); font-weight: 700;
  border-radius: 999px; padding: 1px 6px;
  min-width: 18px; text-align: center;
  flex-shrink: 0;
}

/* 右栏 */
.im-chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.im-chat-placeholder {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.im-chat-body { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.im-chat-header {
  display: flex; align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--ei-border);
  background: #fafbfc;
  flex-shrink: 0;
}
.im-messages {
  flex: 1; overflow-y: auto;
  padding: 16px 20px;
  display: flex; flex-direction: column; gap: 4px;
}
.im-bubble-wrap {
  display: flex;
  margin-bottom: 2px;
}
.im-bubble-wrap.mine { justify-content: flex-end; }
.im-bubble-wrap.theirs { justify-content: flex-start; }
.im-bubble {
  max-width: 65%;
  padding: 8px 14px;
  border-radius: 18px;
  font-size: var(--ei-fs-nav);
  line-height: 1.5;
  word-break: break-word;
  white-space: pre-wrap;
}
.mine .im-bubble {
  background: var(--ei-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.theirs .im-bubble {
  background: #f0f4f8;
  color: var(--ei-text);
  border-bottom-left-radius: 4px;
  border: 1px solid var(--ei-border);
}
.im-bubble-system {
  text-align: center;
  font-size: var(--ei-fs-sm);
  color: var(--ei-muted);
  font-style: italic;
  margin: 6px auto;
  padding: 4px 16px;
  background: #f8f9fa;
  border-radius: 12px;
  max-width: 80%;
}
.im-timestamp {
  text-align: center;
  font-size: var(--ei-fs-xs);
  color: var(--ei-muted);
  margin: 10px 0 6px;
  user-select: none;
}
.im-input-area {
  display: flex; align-items: flex-end;
  padding: 10px 16px;
  border-top: 1px solid var(--ei-border);
  background: var(--ei-card);
  flex-shrink: 0;
}
.im-input-area textarea {
  resize: none; overflow-y: auto;
  min-height: 38px; max-height: 120px;
  border-radius: 18px;
  padding: 8px 14px;
  font-size: var(--ei-fs-nav);
}
.im-load-more { flex-shrink: 0; }
.im-empty { color: var(--ei-muted); }

/* ─── IM 气泡头像 ─────────────────────────────────────── */
.im-avatar-img { width:40px; height:40px; border-radius:50%; object-fit:cover; }
.im-bubble-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  object-fit: cover; flex-shrink: 0; align-self: flex-end; margin-right: 6px;
}
.im-bubble-avatar-letter {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ei-border); font-size: .75rem; font-weight: 700;
  color: var(--ei-primary);
}

/* IM 气泡内链接 */
.mine .im-bubble a { color: #cce0ff; }
.theirs .im-bubble a { color: var(--ei-primary); }
.im-bubble-system a { color: #1a4480; }

/* ─── IM 右侧浮动面板 ─────────────────────────────────── */
#ei-im-backdrop {
  position: fixed; inset: 0; z-index: 1049;
  background: rgba(0,0,0,.25);
  display: none;
  cursor: pointer;
}
#ei-im-backdrop.open { display: block; }

#ei-im-panel {
  position: fixed; right: 0; top: 0; bottom: 0;
  width: 780px; max-width: 100vw; z-index: 1050;
  box-shadow: -4px 0 24px rgba(0,0,0,.18);
  transform: translateX(110%);
  transition: transform .25s ease;
  background: var(--ei-card);
  display: flex; flex-direction: column;
}
#ei-im-panel.open { transform: translateX(0); }

#ei-im-panel .im-shell {
  height: 100%; border-radius: 0;
  border: none; box-shadow: none;
}
#ei-im-panel .im-sidebar { width: 260px; }

.im-panel-close {
  position: absolute; top: 8px; right: 10px; z-index: 10;
  background: none; border: none; font-size: 1.1rem; line-height: 1;
  color: var(--ei-muted); cursor: pointer; padding: 4px 6px; border-radius: 4px;
}
.im-panel-close:hover { color: var(--ei-text); background: var(--ei-border); }

/* 移动端：单栏切换（默认显示会话列表，chat-open 时显示聊天区） */
@media (max-width: 991.98px) {
  #ei-im-panel { width: 100vw; }
  #ei-im-panel .im-sidebar { width: 100%; border-right: none; }
  #ei-im-panel .im-chat { display: none; }
  #ei-im-panel.chat-open .im-sidebar { display: none; }
  #ei-im-panel.chat-open .im-chat { display: flex; }
  #ei-im-panel .im-conv-preview { max-width: none; flex: 1; min-width: 0; }
}
.ei-wiki-page .wiki-letter-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(44px, 1fr));
  gap: .125rem;
}
.ei-wiki-page .wiki-letter-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: .35rem .25rem;
  border-radius: .35rem;
  color: var(--ei-primary);
  text-decoration: none;
}
.ei-wiki-page .wiki-letter-link:hover {
  background-color: #edf3fb;
  color: var(--ei-primary);
  font-weight: 600;
}
.ei-wiki-page .wiki-letter-link.is-active { background: var(--ei-primary); color: #fff; font-weight: 600; }
.ei-wiki-page .wiki-letter-link:focus-visible {
  outline: 2px solid var(--ei-primary);
  outline-offset: 2px;
}
@media (min-width: 768px) {
  .ei-wiki-page .wiki-letter-nav { grid-template-columns: repeat(14, minmax(44px, 1fr)); }
}

/* Mature business pages share the site typography without changing table layouts. */
.ei-meta { color: var(--ei-text); font-size: var(--ei-fs-meta); font-weight: 400; }
.ei-body-text { color: var(--ei-text); font-size: var(--ei-fs-body); }
.ei-section-title { color: var(--ei-primary); font-size: var(--ei-fs-section); font-weight: 600; }
.ei-detail-title { font-size: 1.75rem; font-weight: 600; line-height: 1.4; overflow-wrap: anywhere; }
body.ei-business-page { --ei-text: #111; color: var(--ei-text); background: #fff; font-size: var(--ei-fs-body); }
.ei-business-page main { min-width: 0; }
.ei-business-page main .page-header { min-height: 56px; gap: .75rem; flex-wrap: wrap; margin-bottom: 24px; }
.ei-business-page main .page-header :is(h1,h3,h4,h5) { font-size: var(--ei-fs-page); font-weight: 600; line-height: 1.5; overflow-wrap: anywhere; }
.ei-business-page main .page-header > :is(h1,h3,h4,h5) { flex: 1; min-width: 0; }
.ei-business-page main .page-header > a.small { font-size: var(--ei-fs-meta); min-height: 44px; display: inline-flex; align-items: center; }
.ei-business-page main .card-header { color: var(--ei-primary); font-size: var(--ei-fs-section); font-weight: 600; }
.ei-business-page main .card-header :is(h5,h6) { font-size: var(--ei-fs-section); font-weight: 600; }
.ei-business-page main .card:hover { transform: none; }
.ei-business-page main .table { --bs-table-color: var(--ei-text); font-size: var(--ei-fs-meta); }
.ei-business-page main .table thead th { font-size: var(--ei-fs-meta); font-weight: 600; }
.ei-business-page main .table :is(td,th) { vertical-align: middle; }
.ei-business-page main .ei-name { color: var(--ei-primary); font-size: var(--ei-fs-body); font-weight: 400; overflow-wrap: anywhere; }
.ei-business-page main .ei-name:hover { text-decoration: underline !important; }
.ei-business-page main .filter-label { color: var(--ei-text); font-size: var(--ei-fs-meta); padding-top: 11px; }
.ei-business-page main :is(.filter-pill,.filter-chip) { min-height: 44px; display: inline-flex; align-items: center; font-size: var(--ei-fs-meta); }
.ei-business-page main :is(.filter-pill,.filter-chip,.category-toggle-row):focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 3px; }
.ei-business-page main .category-toggle-text { font-size: var(--ei-fs-meta); min-height: 44px; }
.ei-business-page main .category-search-input { height: 44px; font-size: var(--ei-fs-meta); }
.ei-business-page main .filter-mobile-toggle { width: 100%; min-height: 44px; background: white; border: 0; text-align: left; }
.ei-business-page main .btn { min-height: 44px; font-size: var(--ei-fs-meta); display: inline-flex; justify-content: center; align-items: center; }
.ei-business-page main :is(.table .btn,.ei-inline-action) { min-width: 32px; min-height: 32px; }
.ei-business-page main .ei-business-search { width: 100%; max-width: 800px; }
.ei-business-page main .ei-business-search :is(input,.btn),
.ei-business-page main .ei-filter-form :is(input,select,.btn) { min-height: var(--ei-control-height); font-size: var(--ei-fs-body); }
.ei-business-page main .ei-business-search .form-control { min-width: 0; }
.ei-business-page main .ei-business-search .btn { flex-shrink: 0; }
.ei-business-page main .nav-tabs .nav-link { min-height: 44px; font-size: var(--ei-fs-meta); }
.ei-business-page main .pagination .page-link { min-width: 44px; min-height: 44px; display: flex; align-items: center; justify-content: center; font-size: var(--ei-fs-meta); }
.ei-business-page main nav[aria-label="分页"] input { min-height: 44px; font-size: var(--ei-fs-meta); }
.ei-business-page main .breadcrumb { font-size: var(--ei-fs-meta); }
.ei-business-page main .breadcrumb-item.active { color: var(--ei-text); }
.ei-business-page main :is(dd,.card-header) { overflow-wrap: anywhere; }
.ei-business-page main .contact-card:hover { transform: none; }
@media (max-width: 767.98px) {
  .ei-business-page main :is(.table .btn,.ei-inline-action) { min-width: 44px; min-height: 44px; }
  .ei-business-page main .contact-actions { opacity: 1; }
}
@media (max-width: 575.98px) {
  .ei-detail-title { font-size: 1.5rem; }
  .ei-business-page main .ei-business-search .form-control { flex-basis: 100%; max-width: none; }
  .ei-business-page main .filter-row { gap: 8px; }
  .ei-business-page main .filter-label { min-width: 100%; padding-top: 0; }
  .ei-business-page main .page-header > a.ms-auto { margin-left: 0 !important; }
}
.ei-business-page main .table .badge { font-size: var(--ei-fs-meta); font-weight: 500; }
.ei-business-page main .nav-tabs .nav-link.active { background: var(--ei-primary); border-color: var(--ei-primary); color: #fff !important; }
.ei-business-page main .nav-tabs .nav-link:focus-visible { outline: 2px solid var(--ei-primary); outline-offset: 2px; }
/* Keep wide data readable; scrolling belongs to the table, never the page. */
.ei-business-page main .ei-company-table { min-width: 960px; }
.ei-business-page main .ei-exhibition-table { min-width: 900px; }
.ei-business-page main .ei-tender-table { min-width: 680px; }
.ei-business-page main .ei-card-header { gap: .75rem; flex-wrap: wrap; }
@media (min-width: 768px) {
  .ei-business-page main .filter-mobile-toggle { display: none !important; }
  .ei-business-page main #companyFilterCollapse { display: block !important; }
}

.ei-business-page main .company-summary #countryBadge { color: var(--ei-text); }
.ei-business-page main.ei-tender-detail .card-body > p.d-flex { flex-wrap: wrap; }
.ei-business-page main.ei-tender-detail .card-body > p.d-flex > strong { flex-shrink: 0; }