/* U.S. Electric Utility Directory: map, filters and directory tables.
   Colors come from the site tokens in site.css (lime, greens, ink, soft). */
:root {
  --iso-caiso: #6b8f2e;
  --iso-ercot: #24310a;
  --iso-spp: #a8a23a;
  --iso-miso: #bfdd39;
  --iso-pjm: #2f8409;
  --iso-nyiso: #8cc63f;
  --iso-isone: #4b5d23;
  --iso-west: #dfe5cc;
  --iso-southeast: #b4bb9e;
  --iso-other: #d6d9cf;
  --cnt-1: #eef3dc; --cnt-2: #d9e9a4; --cnt-3: #bfdd39; --cnt-4: #8cc63f; --cnt-5: #3aa010; --cnt-6: #25690a;
}

.section-intro { max-width: var(--measure); }
.ud-note { font-size: 14px; color: var(--muted); max-width: var(--measure); }

/* filters */
.ud-controls { display: flex; flex-wrap: wrap; gap: 14px 16px; align-items: flex-end; margin: 8px 0 22px; }
.ud-field { display: grid; gap: 6px; font-size: 13px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--green-text); }
.ud-field select, .ud-field input { font: inherit; font-size: 16px; font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--ink);
  min-height: 44px; padding: 8px 12px; border: 1px solid #c4c7bd; border-radius: 2px; background: #fff; min-width: 0; max-width: 100%; }
.ud-field select:focus, .ud-field input:focus { border-color: var(--ink); }
.ud-field--grow { flex: 1 1 16rem; }
.ud-field--grow input { width: 100%; }
.ud-seg { display: inline-flex; border: 1px solid var(--ink); border-radius: 2px; overflow: hidden; }
.ud-seg button { font: inherit; font-size: 15px; font-weight: 600; min-height: 44px; padding: 0 16px; border: 0; background: #fff; color: var(--ink); cursor: pointer; }
.ud-seg button + button { border-left: 1px solid var(--ink); }
.ud-seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }

/* map + panel */
.ud-layout { display: grid; grid-template-columns: minmax(0, 1fr) 22rem; gap: 28px; align-items: start; }
@media (max-width: 1000px) { .ud-layout { grid-template-columns: minmax(0, 1fr); } }
.ud-mapbox { min-width: 0; }
.ud-map { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 4px; min-height: 18rem; }
.ud-map svg { display: block; width: 100%; height: auto; }
.ud-loading { padding: 3rem 1.5rem; color: var(--muted); margin: 0; }
.ud-map path.c { stroke: #fff; stroke-width: .25; cursor: pointer; transition: opacity .25s ease; vector-effect: non-scaling-stroke; }
.ud-map path.c:hover { stroke: var(--ink); stroke-width: 1; }
.ud-map path.c.is-dim { opacity: .14; }
.ud-map path.c.is-hit { stroke: var(--ink); stroke-width: .9; }
.ud-map path.c.is-sel { stroke: var(--ink); stroke-width: 2.2; }
.ud-map path.c.none { fill: #f7f7f4; }
.ud-map .b-st { fill: none; stroke: #fff; stroke-width: 1.1; vector-effect: non-scaling-stroke; pointer-events: none; }
.ud-map .b-na { fill: none; stroke: var(--ink); stroke-width: .9; vector-effect: non-scaling-stroke; pointer-events: none; }

.ud-map .iso-caiso, .sw-caiso { fill: var(--iso-caiso); background: var(--iso-caiso); }
.ud-map .iso-ercot, .sw-ercot { fill: var(--iso-ercot); background: var(--iso-ercot); }
.ud-map .iso-spp, .sw-spp { fill: var(--iso-spp); background: var(--iso-spp); }
.ud-map .iso-miso, .sw-miso { fill: var(--iso-miso); background: var(--iso-miso); }
.ud-map .iso-pjm, .sw-pjm { fill: var(--iso-pjm); background: var(--iso-pjm); }
.ud-map .iso-nyiso, .sw-nyiso { fill: var(--iso-nyiso); background: var(--iso-nyiso); }
.ud-map .iso-iso-ne, .sw-iso-ne { fill: var(--iso-isone); background: var(--iso-isone); }
.ud-map .iso-west-no-iso, .sw-west-no-iso { fill: var(--iso-west); background: var(--iso-west); }
.ud-map .iso-southeast-no-iso, .sw-southeast-no-iso { fill: var(--iso-southeast); background: var(--iso-southeast); }
.ud-map .iso-alaska-no-iso, .sw-alaska-no-iso, .ud-map .iso-hawaii-no-iso, .sw-hawaii-no-iso,
.ud-map .iso-other-no-iso, .sw-other-no-iso { fill: var(--iso-other); background: var(--iso-other); }
.ud-map.mode-count .c1 { fill: var(--cnt-1); } .ud-map.mode-count .c2 { fill: var(--cnt-2); }
.ud-map.mode-count .c3 { fill: var(--cnt-3); } .ud-map.mode-count .c4 { fill: var(--cnt-4); }
.ud-map.mode-count .c5 { fill: var(--cnt-5); } .ud-map.mode-count .c6 { fill: var(--cnt-6); }

.ud-tip { position: absolute; pointer-events: none; z-index: 3; background: #fff; border: 1px solid var(--ink); border-radius: 2px;
  padding: 8px 12px; font-size: 14px; line-height: 1.4; max-width: 17rem; box-shadow: 0 6px 18px rgb(13 13 13 / .12); }
.ud-tip b { display: block; color: var(--ink); }
.ud-tip span { display: block; color: var(--body); }

.ud-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: 14px; margin-top: 14px; }
.ud-legend span { display: inline-flex; align-items: center; gap: 8px; }
.ud-legend i { display: inline-block; width: 14px; height: 14px; border-radius: 2px; border: 1px solid rgb(13 13 13 / .12); }
.ud-legend i.ramp { width: 120px; height: 12px; background: linear-gradient(90deg, var(--cnt-1), var(--cnt-3), var(--cnt-6)); }

.ud-panel { border-top: 2px solid var(--ink); padding-top: 14px; min-width: 0; }
.ud-panel h3 { margin-bottom: 6px; }
.ud-scope { font-size: 15px; color: var(--body); margin: 0 0 12px; }
.ud-list { list-style: none; margin: 0; padding: 0; max-height: 34rem; overflow: auto; border-top: 1px solid var(--line); }
.ud-list li { border-bottom: 1px solid var(--line); }
.ud-list button { all: unset; box-sizing: border-box; display: grid; gap: 2px; width: 100%; padding: 10px 4px 10px 18px; cursor: pointer; position: relative; }
.ud-list button::before { content: ""; position: absolute; left: 0; top: 17px; width: 8px; height: 8px; background: var(--lime); }
.ud-list button:hover .u-n, .ud-list button:focus-visible .u-n { color: var(--green-text); }
.ud-list button:focus-visible { outline: 3px solid var(--green); outline-offset: -3px; }
.ud-list button[aria-pressed="true"] { background: var(--soft); }
.ud-list .u-n { font-weight: 700; color: var(--ink); font-size: 15px; letter-spacing: -.01em; }
.ud-list .u-d { font-size: 13px; color: var(--muted); }
.ud-list .u-more { padding: 12px 4px; font-size: 14px; color: var(--muted); }
.ud-detail { background: var(--soft); border-left: 2px solid var(--lime); padding: 14px 16px; margin-bottom: 14px; }
.ud-detail h4 { margin: 0 0 8px; }
.ud-detail dl { display: grid; grid-template-columns: max-content 1fr; gap: 4px 12px; margin: 0; font-size: 14px; }
.ud-detail dt { color: var(--muted); }
.ud-detail dd { margin: 0; color: var(--ink); font-variant-numeric: tabular-nums; }
.ud-detail p { margin: 10px 0 0; font-size: 14px; }

/* state index */
.ud-states { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: 0 28px; border-top: 2px solid var(--ink); }
.ud-states li { border-bottom: 1px solid var(--line); }
.ud-states a { display: grid; gap: 2px; padding: 14px 0 14px 20px; position: relative; text-decoration: none; }
.ud-states a::before { content: ""; position: absolute; left: 0; top: 22px; width: 8px; height: 8px; background: var(--lime); }
.ud-states a:hover { text-decoration: none; }
.ud-st-n { font-weight: 700; color: var(--ink); font-size: 17px; letter-spacing: -.02em; }
.ud-states a:hover .ud-st-n { color: var(--green-text); }
.ud-st-d { font-size: 13px; color: var(--muted); }

/* directory tables */
table.ud-table { font-size: 15px; min-width: 860px; }
table.ud-table td { padding: 12px 14px 12px 0; }
table.ud-table td:first-child { min-width: 14rem; }
.ud-brand { display: block; font-weight: 400; font-size: 13px; color: var(--muted); }
.ud-new { display: inline-block; margin-top: 4px; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--on-lime-strong); background: var(--lime); padding: 1px 6px; border-radius: 2px; }
td.ud-cty { font-size: 13px; color: var(--body); min-width: 18rem; }
td.ud-cty b { color: var(--ink); margin-right: 4px; }
table.ud-table tr:target td { background: #f3f8e2; }
.ud-dl { display: grid; grid-template-columns: max-content 1fr; gap: 12px 22px; margin: 0; }
.ud-dl dt { font-weight: 700; color: var(--ink); }
.ud-dl dd { margin: 0; }
@media (max-width: 640px) { .ud-dl { grid-template-columns: 1fr; gap: 4px; } .ud-dl dd { margin-bottom: 10px; } }