:root {
  --navy: #1F2328;
  --blue: #3C4A3F;
  --sky: #C97C5D;
  --ice: #E7E2D9;
  --white: #FFFFFF;
  --border: #A9B7A6;
  --bg: var(--ice);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px; color: var(--navy);
  background: var(--bg);
  min-height: 100vh; display: flex; flex-direction: column;
}
header {
  background: var(--navy); color: var(--white);
  border-bottom: 4px solid var(--sky);
}
.header-inner {
  max-width: 1100px; margin: 0 auto; padding: 16px 20px;
  display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap;
}
.logo-orb { width: 48px; height: 48px; flex: none; display: block; }
.brand { flex: 1; min-width: 200px; }
.wordmark {
  font-family: 'Allison', 'Brush Script MT', cursive;
  font-size: 32px; font-weight: normal; color: var(--white); line-height: 1.1;
  display: block; margin-bottom: 8px;
}
.site-nav { display: flex; flex-wrap: wrap; gap: 10px 14px; font-size: 13px; }
.site-nav a { color: var(--ice); text-decoration: none; }
.site-nav a:hover { color: var(--sky); text-decoration: underline; }
.page-layout {
  display: flex; gap: 20px; max-width: 1100px; margin: 0 auto; padding: 0 16px;
  align-items: flex-start; width: 100%;
}
.page-main { flex: 1; min-width: 0; }
main { flex: 1; width: 100%; padding: 20px 0 32px; }
.page-title { font-size: 1.6rem; margin-bottom: 8px; color: var(--navy); }
.lede { margin-bottom: 20px; max-width: 60ch; line-height: 1.5; color: var(--blue); }
.prose { max-width: 65ch; line-height: 1.55; }
.prose h2 { margin-top: 1.25rem; font-size: 1.1rem; }
.prose p, .prose li { margin: 0.5rem 0; }
.prose ol { padding-left: 1.25rem; }
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.tabs {
  display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px;
}
.tab {
  font: inherit; font-size: 13px; cursor: pointer;
  background: var(--white); color: var(--blue);
  border: 1px solid var(--border); border-radius: 3px;
  padding: 7px 14px;
  border-bottom: 3px solid transparent;
  transition: color .12s, border-color .12s;
}
.tab:hover { color: var(--navy); border-color: var(--sky); }
.tab[aria-selected="true"] {
  background: var(--navy); color: var(--white);
  border-color: var(--navy);
  border-bottom: 3px solid var(--sky);
  font-weight: bold;
}
.tab:focus-visible { outline: 2px solid var(--sky); outline-offset: 1px; }
.panel { padding: 24px; }
.lists { display: flex; gap: 16px; align-items: stretch; }
.group { flex: 1 1 0; min-width: 0; }
.group-label {
  font-size: 12px; font-weight: bold; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--blue); margin-bottom: 8px; display: block;
}
.listbox {
  background: var(--white); height: 240px; overflow-y: auto;
  border: 1px solid var(--border); border-radius: 3px;
  cursor: default; user-select: none;
}
.listbox:focus-visible { outline: 2px solid var(--sky); outline-offset: -1px; }
.item {
  padding: 6px 10px 6px 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  border-left: 4px solid transparent; font-size: 13px;
}
.item:hover { background: var(--bg); }
.item.sel {
  background: var(--navy); color: var(--white);
  border-left-color: var(--sky);
}
.swapcol { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; flex: none; }
.swap {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--sky); color: var(--white);
  border: 0; cursor: pointer; font-size: 22px; line-height: 1; font-weight: bold;
  display: flex; align-items: center; justify-content: center;
  transition: transform .12s;
}
.swap:hover { transform: rotate(180deg); }
.swap:active { transform: rotate(180deg) scale(.92); }
.swap:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.swaplabel { font-size: 11px; color: var(--blue); letter-spacing: 1px; text-transform: uppercase; }
@media (prefers-reduced-motion: reduce) { .swap, .tab { transition: none; } .swap:hover { transform: none; } }
.fields { margin-top: 24px; display: grid; grid-template-columns: 70px 1fr auto; gap: 12px 14px; align-items: center; }
.fields label { font-weight: bold; font-size: 13px; }
.field {
  font: inherit; color: var(--navy); background: var(--white);
  border: 1px solid var(--border); border-radius: 3px;
  padding: 9px 12px; width: 100%; min-width: 0;
}
.field:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 2px var(--sky); }
.unitname { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; color: var(--blue); }
.customdef { display: none; margin-bottom: 20px; padding: 16px; background: var(--bg); border: 1px solid var(--border); border-radius: 3px; }
.customdef .row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.customdef input[type=text] { width: 140px; }
.customdef input.num { width: 110px; }
.hint { color: var(--blue); margin-top: 10px; font-size: 12px; }
.toolbar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px 24px; border-top: 1px solid var(--border); background: var(--bg);
  border-radius: 0 0 4px 4px;
}
.toolbar select {
  font: inherit; font-size: 13px; color: var(--navy);
  border: 1px solid var(--border); border-radius: 3px; padding: 5px 8px; background: var(--white);
}
.btn-clear {
  font: inherit; font-size: 13px; cursor: pointer;
  background: var(--white); color: var(--navy);
  border: 1px solid var(--sky); border-radius: 3px; padding: 5px 14px;
}
.status { margin-left: auto; font-size: 13px; color: var(--navy); max-width: 100%; }
.status b { color: var(--blue); }
footer {
  background: var(--navy); color: var(--border);
  font-size: 12px; margin-top: auto;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto; padding: 16px 20px;
  display: flex; gap: 12px 16px; flex-wrap: wrap; align-items: center;
}
.footer-inner .mark { font-family: 'Allison', cursive; color: var(--white); font-size: 20px; }
.footer-inner .divider { width: 32px; height: 3px; background: var(--sky); }
footer a { color: var(--white); }
.smartlink { font-size: 11px; opacity: 0.85; }
.ad-row { display: flex; justify-content: center; margin: 12px auto; overflow: hidden; }
.ad-top { margin-top: 8px; }
.ad-rail { display: flex; flex-direction: column; gap: 16px; flex: none; padding-top: 20px; }
.ad-frame { border: 0; display: block; max-width: 100%; }
.ad-native { margin: 16px auto; min-height: 80px; }
.ad-sticky-mobile {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 40; justify-content: center; background: rgba(31,35,40,0.92); padding: 4px 0;
}
@media (max-width: 960px) {
  .ad-rail { display: none; }
}
@media (max-width: 560px) {
  .lists { flex-direction: column; }
  .swapcol { flex-direction: row; }
  .listbox { height: 160px; }
  .fields { grid-template-columns: 1fr; gap: 6px 0; }
  .status { margin-left: 0; }
  .ad-sticky-mobile { display: flex; }
  body { padding-bottom: 58px; }
  .ad-top .ad-frame, .ad-mid .ad-frame { transform: scale(0.92); transform-origin: top center; }
}