/* The About panel scrolls independently; the landing remains one viewport. */
#about-dialog {
  width: min(960px, calc(100% - 32px));
  max-width: none;
  max-height: calc(100dvh - 32px);
  padding: 0;
  overflow: hidden;
  border: 1px solid #9eae9966;
  border-radius: 12px;
  background: #102b28;
  color: #edf1e6;
  box-shadow: 0 30px 100px #00110d88;
}
#about-dialog[open] { display: flex; flex-direction: column; }
#about-dialog .about-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: none;
  gap: 12px;
  padding: 14px 28px;
  border-bottom: 1px solid #c8d6c226;
  background: #102b28;
}
#about-dialog .about-header .overline { margin: 0; font-size: 10px; letter-spacing: .14em; }
#about-close {
  display: grid;
  place-items: center;
  position: static;
  flex: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid #b6c5ad55;
  border-radius: 50%;
  background: transparent;
  color: #edf1e6;
  font: 28px/1 Arial, sans-serif;
  cursor: pointer;
}
#about-close:hover { background: #ffffff12; }
#about-dialog :focus-visible { outline: 2px solid #d6f579; outline-offset: 4px; }
#about-dialog .about-body {
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #68877c #102b28;
  padding: 26px 32px 30px;
}
#about-dialog .about-eyebrow { margin: 0 0 12px; color: #d6f579; font-size: 9px; letter-spacing: .15em; }
#about-dialog h2 { margin: 0 0 16px; font-size: clamp(34px, 5vw, 48px); line-height: 1.04; letter-spacing: -.045em; }
#about-dialog h2 span { color: #c6d4bd; }
#about-dialog p { font-size: 13px; line-height: 1.65; color: #cbd9cb; margin: 0 0 14px; }
#about-dialog .about-lead { max-width: 690px; margin-bottom: 25px; font-size: 15px; line-height: 1.6; color: #e1e9db; }
#about-dialog h3 { margin: 0 0 12px; font-size: 14px; line-height: 1.5; font-weight: 600; letter-spacing: -.01em; }
#about-dialog h3 > span { color: #d6f579; font: 11px/1.5 monospace; margin-right: 8px; }
.about-columns { display: grid; grid-template-columns: 1.15fr 1fr; gap: 32px; }
.survey-layers { margin: 0; }
.survey-layers > div { margin-bottom: 13px; }
.survey-layers dt { font-size: 12px; font-weight: 700; color: #edf1e6; }
.survey-layers dd { margin: 3px 0 0; font-size: 12px; line-height: 1.6; color: #cbd9cb; }
#about-dialog .about-note { margin-top: 18px; padding-left: 14px; border-left: 2px solid #a9c164; font-size: 12px; color: #aebfad; }
.gis-notes { margin-top: 8px; border-top: 1px solid #c8d6c233; border-bottom: 1px solid #c8d6c233; }
.gis-notes summary { cursor: pointer; position: relative; padding: 15px 28px 15px 0; font-size: 12px; color: #e1e9db; list-style: none; }
.gis-notes summary::-webkit-details-marker { display: none; }
.gis-notes summary > span { position: absolute; right: 2px; top: 10px; font-size: 22px; color: #d6f579; }
.gis-notes[open] summary > span { transform: rotate(45deg); }
.gis-notes-body { padding: 0 0 8px; }
#about-dialog .gis-notes-body p { font-size: 12px; }
.gis-notes a { color: #d6f579; text-underline-offset: 3px; }
#about-dialog .gis-references { font-size: 11px; }
.project-partners { margin-top: 22px; }
#about-dialog .project-partners h3 { margin-bottom: 5px; }
#about-dialog .support-credit { font-size: 12px; margin-bottom: 16px; }
.partner-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.partner { min-width: 0; text-decoration: none; color: inherit; }
.partner-role { display: block; margin-bottom: 7px; color: #b7c7b7; font-size: 9px; line-height: 1.4; letter-spacing: .1em; text-transform: uppercase; }
.partner-logo-plate { height: 86px; border-radius: 5px; padding: 16px; display: flex; align-items: center; justify-content: center; background: #fff; box-sizing: border-box; overflow: hidden; }
.partner-logo-plate img { display: block; max-width: 100%; max-height: 100%; min-width: 0; min-height: 0; width: 100%; height: 100%; object-fit: contain; flex: none; }
.partner-ministry .partner-logo-plate { padding: 4px; }
.partner-foundation .partner-logo-plate { background: #214d43; border: 1px solid #78998e66; }
.partner-name { display: block; margin-top: 8px; font-size: 10px; line-height: 1.5; color: #cbd9cb; }
a.partner:hover .partner-name { color: #d6f579; }
@media (min-width: 800px) {
  #about-dialog h2 br { display: none; }
}
@media (max-width: 600px), (max-width: 950px) and (max-height: 500px) {
  #about-dialog { width: calc(100% - 20px); max-height: calc(100dvh - 20px); border-radius: 9px; }
  #about-dialog .about-header { padding: 10px 16px; }
  #about-dialog .about-header .overline { font-size: 10px; letter-spacing: .04em; }
  #about-dialog .about-body { padding: 24px 20px; }
  #about-dialog .about-eyebrow { font-size: 10px; letter-spacing: .06em; }
  #about-dialog p, #about-dialog .support-credit,
  #about-dialog .about-note, #about-dialog .gis-notes-body p,
  #about-dialog .survey-layers dd { font-size: 15px; line-height: 1.6; }
  #about-dialog .about-lead { font-size: 16px; line-height: 1.6; }
  #about-dialog h3 { font-size: 17px; line-height: 1.4; }
  #about-dialog .survey-layers dt { font-size: 15px; }
  .survey-layers > div { margin-bottom: 18px; }
  .about-columns { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .gis-notes summary { font-size: 15px; min-height: 44px; }
  .project-partners { margin-top: 28px; }
  #about-dialog .project-partners h3 { font-size: 23px; line-height: 1.2; margin-bottom: 10px; }
  #about-dialog .support-credit { margin-bottom: 20px; }
  .partner-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .partner { display: grid; grid-template-columns: 112px minmax(0, 1fr); grid-template-rows: auto auto; column-gap: 16px; row-gap: 4px; padding: 16px 0; border-top: 1px solid #c8d6c226; }
  .partner-logo-plate, .partner-ministry .partner-logo-plate { grid-column: 1; grid-row: 1 / 3; width: 112px; height: 88px; padding: 12px; }
  .partner-ministry .partner-logo-plate img { width: 56px; height: 56px; }
  .partner-role { grid-column: 2; grid-row: 1; align-self: end; margin: 0; font-size: 10px; line-height: 1.4; letter-spacing: .08em; }
  .partner-name { grid-column: 2; grid-row: 2; align-self: start; margin: 0; font-size: 13px; line-height: 1.5; }
}
@media (max-width: 350px) {
  .partner { grid-template-columns: 100px minmax(0, 1fr); column-gap: 12px; }
  .partner-logo-plate, .partner-ministry .partner-logo-plate { width: 100px; }
}