/* Editorial extension: uses the native charcoal, ivory and rust palette. */
.gpx-breadcrumb {
  padding: 24px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
  overflow-wrap: break-word;
}
.gpx-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  align-items: end;
  gap: 60px;
  padding: 25px 0 40px;
  border-bottom: 1px solid var(--line);
}
.gpx-heading h1 {
  max-width: 900px;
  margin: 0;
  font-size: clamp(35px, 4vw, 60px);
  line-height: 1.08;
  text-wrap: balance;
  overflow-wrap: break-word;
}
.gpx-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}
.gpx-layout {
  display: grid;
  grid-template-columns: 210px minmax(0, 830px);
  justify-content: space-between;
  gap: 65px;
  padding: 52px 0 70px;
}
.gpx-aside {
  position: sticky;
  top: 125px;
  align-self: start;
  border-top: 2px solid var(--ink);
  padding-top: 20px;
}
.gpx-aside p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}
.gpx-aside .btn {
  width: 100%;
  gap: 10px;
  padding-inline: 12px;
  font-size: 12px;
}
.gpx-content {
  min-width: 0;
  color: var(--ink);
  overflow-wrap: break-word;
}
.gpx-content > :first-child { margin-top: 0; }
.gpx-content h2 {
  margin: 46px 0 20px;
  font-size: clamp(27px, 3vw, 37px);
  line-height: 1.16;
  letter-spacing: -.035em;
  text-wrap: balance;
  scroll-margin-top: 120px;
}
.gpx-content h3 {
  margin: 30px 0 15px;
  font-size: 24px;
  line-height: 1.25;
  text-wrap: balance;
}
.gpx-content p,
.gpx-content li {
  font-size: 17px;
  line-height: 1.8;
}
.gpx-content p { margin-bottom: 1.3em; }
.gpx-content a { color: var(--accent); }
.gpx-content a:hover { color: var(--ink); }
.gpx-content strong { font-weight: 700; }
.gpx-content ul,
.gpx-content ol {
  margin-block: 18px 26px;
  padding-left: 24px;
}
.gpx-content li { margin-bottom: 10px; padding-left: 3px; }
.gpx-content blockquote {
  margin: 28px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--accent);
  background: var(--sand);
}
.gpx-content blockquote p:last-child { margin-bottom: 0; }
.gpx-content table {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 26px 0;
  border-collapse: collapse;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  -webkit-overflow-scrolling: touch;
  font-size: 14px;
  line-height: 1.6;
}
.gpx-content th,
.gpx-content td {
  min-width: 135px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
.gpx-content th { background: var(--sand); }
.gpx-content caption {
  padding-bottom: 10px;
  text-align: left;
  font-size: 13px;
  color: var(--muted);
}
.gpx-photo { margin: 36px 0; }
.gpx-photo img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1.5;
  object-fit: cover;
  background: var(--sand);
}
.gpx-photo figcaption {
  margin-top: 12px;
  padding: 2px 0 2px 13px;
  border-left: 2px solid var(--accent);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.65;
}
.gpx-related {
  margin-top: 42px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.gpx-related ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 24px;
  padding: 0;
  list-style: none;
}
.gpx-related li { margin: 0; padding: 0; }
.gpx-related a {
  display: block;
  min-height: 44px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.5;
  text-decoration: none;
}
.gpx-cta {
  margin-top: 36px;
  padding: 28px;
  background: var(--sand);
}
.gpx-cta h2 { margin: 0 0 15px; font-size: 30px; }
.gpx-cta p { font-size: 15px; line-height: 1.7; }
.gpx-cta > :last-child { margin-bottom: 0; }
.gpx-cta .btn { max-width: 100%; }

/* Five navigation groups plus the home link fit on a single desktop row. */
.desktop-nav.gpx-navigation {
  flex-wrap: nowrap;
  gap: 18px;
  min-width: 0;
  font-size: 12px;
}
.gpx-navigation > a,
.gpx-navigation .nav-group > summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  white-space: nowrap;
}
.gpx-navigation .nav-group > summary { gap: 5px; }
.gpx-navigation .nav-group > summary::-webkit-details-marker,
.gpx-mobile-group > summary::-webkit-details-marker { display: none; }
.gpx-navigation .nav-group > div {
  top: calc(100% + 8px);
  left: -16px;
  z-index: 45;
  width: 300px;
  max-width: calc(100vw - 48px);
  max-height: min(70vh, 620px);
  max-height: min(70dvh, 620px);
  padding: 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  font-size: 13px;
  line-height: 1.5;
}
.gpx-navigation .nav-group:nth-last-child(-n + 2) > div {
  right: -16px;
  left: auto;
}
.gpx-navigation .nav-group a {
  min-height: 40px;
  padding: 10px 12px;
  white-space: normal;
  overflow-wrap: break-word;
}
.gpx-navigation .nav-group a + a { border-top: 1px solid var(--line); }
.gpx-navigation a[aria-current="page"],
.gpx-mobile-group a[aria-current="page"] {
  color: var(--accent);
  font-weight: 700;
}
.gpx-navigation .nav-group > summary:focus-visible,
.mobile-menu > summary:focus-visible,
.gpx-mobile-group > summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
  background: var(--sand);
}
.gpx-navigation a:focus-visible,
.gpx-mobile-group a:focus-visible,
.gpx-content a:focus-visible,
.gpx-footer-extra a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

/* The footer exposes the same five groups without hiding links. */
.gpx-footer-extra {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: start;
  gap: 32px;
  padding: 40px 0;
  border-top: 1px solid #ffffff30;
}
.gpx-footer-extra > section { min-width: 0; }
.gpx-footer-extra h3 {
  margin: 0 0 19px;
  color: var(--paper);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.gpx-footer-extra a {
  display: block;
  margin-bottom: 13px;
  color: #d8dcd6;
  font-size: 13px;
  line-height: 1.55;
  text-decoration: none;
  overflow-wrap: break-word;
}
.gpx-footer-extra a:hover,
.gpx-footer-extra a:focus-visible { color: #f0bca7; }
.gpx-footer-extra a:focus-visible { outline-color: #e9a588; }
.gpx-footer-extra a:last-child { margin-bottom: 0; }

.gpx-preview-bar {
  position: relative;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 9px 20px;
  background: var(--olive);
  color: #fff;
  font-size: 12px;
  line-height: 1.5;
}
.gpx-preview-bar select {
  width: 48%;
  max-width: 450px;
  min-width: 0;
  min-height: 36px;
  padding: 7px;
  border: 0;
  border-radius: 0;
  background: var(--light);
  color: var(--ink);
  font-size: 12px;
}
.gpx-preview-note {
  margin: 25px 0;
  padding: 20px;
  background: var(--sand);
  font-size: 14px;
  line-height: 1.65;
}
.gpx-index {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 25px;
}
.gpx-index a {
  display: block;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  text-decoration: none;
  overflow-wrap: break-word;
}
.gpx-index small {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
}
.gpx-index strong {
  display: block;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.35;
}

@media (min-width: 1101px) and (max-width: 1240px) {
  .site-header .header-top { gap: 16px; }
  .site-header .brand { gap: 9px; }
  .site-header .brand strong { font-size: 16px; }
  .site-header .header-phone a { font-size: 18px; }
  .desktop-nav.gpx-navigation { gap: 14px; font-size: 12px; }
  .gpx-heading { gap: 36px; }
  .gpx-layout { grid-template-columns: 180px minmax(0, 1fr); gap: 40px; }
  .gpx-footer-extra { gap: 23px; }
}

/* Switch before the expanded header can overflow, including 901–1100px. */
@media (max-width: 1100px) {
  .site-header .desktop-nav { display: none; }
  .site-header .mobile-menu { display: block; margin-left: 0; }
  .site-header .header-top { gap: 20px; padding-block: 13px; }
  .site-header .header-phone { margin-left: auto; }
  .site-header .mobile-menu > summary {
    display: flex;
    align-items: center;
    min-height: 44px;
    padding-inline: 5px;
    cursor: pointer;
    list-style: none;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
  }
  .site-header .mobile-menu > summary::-webkit-details-marker { display: none; }
  .site-header .mobile-menu > nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: block;
    max-height: calc(100vh - 130px);
    max-height: calc(100dvh - 130px);
    padding: 10px 24px 24px;
    border-bottom: 1px solid var(--ink);
    background: var(--paper);
    box-shadow: 0 12px 24px #0001;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }
  .site-header .mobile-menu > nav > a {
    display: block;
    min-height: 46px;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
    line-height: 1.5;
    text-decoration: none;
  }
  .gpx-mobile-group { border-bottom: 1px solid var(--line); }
  .site-header .mobile-menu .gpx-mobile-group > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 48px;
    padding: 12px 0;
    cursor: pointer;
    list-style: none;
    color: var(--ink);
    font-size: 15px;
    font-weight: 700;
    line-height: 1.5;
  }
  .gpx-mobile-group > summary::after {
    content: "+";
    color: var(--accent);
    font-size: 22px;
    font-weight: 400;
    line-height: 1;
  }
  .gpx-mobile-group[open] > summary::after { content: "−"; }
  .gpx-mobile-group > div {
    padding: 0 0 13px 14px;
    border-left: 2px solid var(--line);
    margin-bottom: 12px;
  }
  .site-header .mobile-menu .gpx-mobile-group a {
    display: block;
    min-height: 44px;
    padding: 10px 4px;
    font-size: 14px;
    line-height: 1.5;
    text-decoration: none;
    overflow-wrap: break-word;
  }
  .site-header .mobile-menu .gpx-mobile-group a:hover { color: var(--accent); }
  .gpx-heading { grid-template-columns: 1fr; gap: 24px; }
  .gpx-heading p { max-width: 720px; }
  .gpx-layout { grid-template-columns: minmax(0, 1fr); gap: 0; padding-top: 34px; }
  .gpx-aside { display: none; }
  .gpx-content { max-width: 830px; margin-inline: auto; width: 100%; }
  .gpx-footer-extra { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; }
  .gpx-index { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .site-header .header-top { gap: 9px; }
  .site-header .mobile-menu > summary { padding-inline: 2px; font-size: 12px; }
  .site-header .mobile-menu > nav {
    padding: 8px 18px 22px;
    max-height: calc(100vh - 140px);
    max-height: calc(100dvh - 140px);
  }
  .gpx-heading { gap: 22px; padding: 15px 0 28px; }
  .gpx-heading h1 { font-size: clamp(31px, 8.7vw, 38px); }
  .gpx-heading p { font-size: 15px; }
  .gpx-breadcrumb { padding-block: 20px; font-size: 11px; }
  .gpx-layout { padding-top: 28px; padding-bottom: 40px; }
  .gpx-content p,
  .gpx-content li { font-size: 16px; line-height: 1.75; }
  .gpx-content h2 { margin-top: 35px; font-size: 29px; scroll-margin-top: 96px; }
  .gpx-content h3 { font-size: 23px; }
  .gpx-content ul,
  .gpx-content ol { padding-left: 21px; }
  .gpx-content table { font-size: 13px; }
  .gpx-content th,
  .gpx-content td { padding: 11px 12px; }
  .gpx-related ul,
  .gpx-index { grid-template-columns: minmax(0, 1fr); }
  .gpx-photo { margin: 28px 0; }
  .gpx-photo figcaption { font-size: 11px; }
  .gpx-footer-extra { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 30px 24px; padding: 32px 0; }
  .gpx-footer-extra a { margin-bottom: 12px; }
  .gpx-cta { padding: 23px; }
  .gpx-cta h2 { font-size: 27px; }
  .gpx-preview-bar { display: block; padding: 9px 18px; font-size: 11px; }
  .gpx-preview-bar select { display: block; width: 100%; max-width: none; margin-top: 7px; font-size: 14px; }
  .gpx-preview-bar span { display: block; }
  .gpx-preview-note { padding: 17px; font-size: 13px; }
}

@media (max-width: 460px) {
  .gpx-footer-extra { grid-template-columns: minmax(0, 1fr); gap: 30px; }
  .gpx-footer-extra h3 { margin-bottom: 12px; }
  .gpx-footer-extra a { padding-block: 3px; }
}

@media (max-width: 359px) {
  .site-header .header-top { gap: 6px; }
  .site-header .brand svg { width: 23px; height: 30px; }
  .site-header .brand strong { font-size: 13px; }
  .site-header .brand span { font-size: 6px; }
  .site-header .header-phone a { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}