/* EERI shared layout — modern HTML5 baseline */

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding: 0.5rem;
  font: 100%/1.5 Verdana, Arial, Helvetica, sans-serif;
  background: #f6f6f6;
  color: #4d4d4d;
}

a { text-underline-offset: 0.15em; }
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 3px;
}

img {
  max-width: 100%;
  height: auto;
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.6rem 0.8rem;
  background: #fff;
  color: #003500;
  border: 2px solid currentColor;
}
.skip-link:focus { top: 0.75rem; }

.hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

#container {
  width: min(100%, 1180px);
  margin: 0 auto;
  background: #fff;
  border: 1px solid #8c8c8e;
}

/* Header */
#header {
  background-repeat: no-repeat;
  font-size: 0.875rem;
}

#location {
  padding: 1rem 1.5rem 0.75rem;
}
#location img { display: block; }
#location .site-title {
  margin: 0.45rem 0 0;
  font-size: 1.05rem;
  font-weight: 700;
}

#breadcrumb {
  padding: 0.5rem 1.5rem;
  border-bottom: 1px solid #fff;
}
#breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
#breadcrumb li + li::before {
  content: "›";
  margin-right: 0.5rem;
}
#breadcrumb a { text-decoration: none; }
#breadcrumb a:hover { text-decoration: underline; }

/* Main three-column layout */
#content-container {
  display: grid;
  grid-template-columns: 166px minmax(0, 1fr) 220px;
  grid-template-areas: "nav main aside";
  gap: 1.25rem;
  padding: 1.25rem;
  background: #fff;
  font-size: 0.875rem;
}
#lhcolumn { grid-area: nav; min-width: 0; }
#main-content { grid-area: main; min-width: 0; }
#rhcolumn { grid-area: aside; min-width: 0; }

#content-container.wide,
.wide#content-container {
  grid-template-columns: 166px minmax(0, 1fr);
  grid-template-areas: "nav main";
}
.wide#content-container #rhcolumn { display: none; }

/* Navigation */
#nav,
#nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
#nav a {
  display: block;
  padding: 0.55rem 0.75rem 0.55rem 1.6rem;
  border: 1px solid #fff;
  background-repeat: no-repeat;
  background-position: 0.45rem 0.85rem;
  text-decoration: none;
}
#nav li li a { padding-left: 2rem; background-position-x: 0.85rem; }
#nav .nav-title { padding: 0.55rem 0.5rem; font-weight: 700; }

/* Main content */
#main-content h1,
#main-content h2,
#main-content h3,
#main-content h4,
#rhcolumn h1,
#rhcolumn h2,
#rhcolumn h3,
#rhcolumn h4 {
  line-height: 1.25;
}
#main-content h1 { margin: 0 0 0.9rem; font-size: 1.45rem; }
#main-content h2 { margin: 1.2rem 0 0.6rem; font-size: 1.25rem; }
#main-content h3 { margin: 1.1rem 0 0.55rem; font-size: 1.1rem; }
#main-content h4 { margin: 1rem 0 0.5rem; font-size: 1rem; font-style: italic; }
#main-content p,
#main-content li,
#rhcolumn p,
#rhcolumn li { line-height: 1.55; }
#main-content ul,
#main-content ol { padding-left: 1.5rem; }
#main-content li { margin-bottom: 0.3rem; }
#main-content .newsbox {
  margin: 1.25rem 0;
  padding: 0.8rem 1rem;
  border: 1px solid;
}
#main-content .author { margin-top: 1.5rem; font-size: 0.92em; }
#main-content .top { margin-top: 1.5rem; padding-top: 0.6rem; border-top: 1px dashed; }
#main-content hr { border: 0; height: 1px; margin: 1rem 0; }

#rhcolumn > :first-child { margin-top: 0; }
#rhcolumn ul { padding-left: 1.25rem; }

/* Tables inherited from older pages */
table {
  border-collapse: collapse;
  max-width: 100%;
  margin: 0 0 1rem;
}
th,
td {
  padding: 0.35rem 0.45rem;
  vertical-align: top;
}
#main-content { overflow-wrap: anywhere; }
#main-content table { display: block; overflow-x: auto; }

/* Utility classes still used by page content */
.left { float: left; }
.right { float: right; }
.clear,
.clearheight { clear: both; }
fieldset { border: 0; }

/* Footer */
#footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid;
  font-size: 0.8rem;
}
#footer p { margin: 0; line-height: 1.5; }
#footer .left,
#footer .right { float: none; }
#footer .right { margin-left: auto; text-align: right; }
#footer a { text-decoration: none; }
#footer a:hover { text-decoration: underline; }

#footer .footer-meta { margin-left: auto; text-align: right; }
#footer .footer-meta p { margin: 0; }
#footer .footer-updated { margin-top: 0.2rem; }
#footer time { white-space: nowrap; }

@media (max-width: 860px) {
  body { padding: 0; }
  #container { border-left: 0; border-right: 0; }
  #content-container,
  #content-container.wide,
  .wide#content-container {
    grid-template-columns: 1fr;
    grid-template-areas:
      "nav"
      "main"
      "aside";
    gap: 1rem;
  }
  #nav { display: flex; flex-wrap: wrap; gap: 0.25rem; }
  #nav > li { flex: 1 1 9rem; }
  #nav li li { width: 100%; }
  #nav a { height: 100%; }
  #rhcolumn { border-top: 1px solid #d1ec9b; padding-top: 1rem; }
  .wide#content-container #rhcolumn { display: none; }
}

@media (max-width: 560px) {
  #location,
  #breadcrumb,
  #content-container { padding-left: 1rem; padding-right: 1rem; }
  #nav { display: block; }
  #footer { flex-direction: column; }
  #footer .right,
  #footer .footer-meta { margin-left: 0; text-align: left; }
}