:root {
  color-scheme: light;
  --ink: #13211d;
  --deep: #173a32;
  --forest: #245447;
  --paper: #f3f0e7;
  --panel: #fbfaf5;
  --line: #d5d5c9;
  --muted: #68736e;
  --acid: #c9f269;
  --orange: #ef7654;
  --off: #a8afa9;
  --shadow: 0 18px 50px rgba(20, 42, 35, .08);
  font-family: "Aptos", "IBM Plex Sans", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--paper); }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(rgba(23, 58, 50, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 58, 50, .035) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
}

button, input { font: inherit; }
button { color: inherit; }

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 4vw, 68px);
  color: #fff;
  background: var(--deep);
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: inherit;
  text-decoration: none;
  letter-spacing: .08em;
}

.brand strong { display: block; font-size: 17px; line-height: 1; }
.brand small { display: block; margin-top: 5px; color: #b9c9c2; font-size: 9px; text-transform: uppercase; }

.brand-mark, .dialog-mark {
  display: grid;
  grid-template-columns: repeat(3, 5px);
  align-items: end;
  gap: 3px;
  height: 28px;
}

.brand-mark i, .dialog-mark i { display: block; width: 5px; background: var(--acid); }
.brand-mark i:nth-child(1), .dialog-mark i:nth-child(1) { height: 12px; }
.brand-mark i:nth-child(2), .dialog-mark i:nth-child(2) { height: 28px; }
.brand-mark i:nth-child(3), .dialog-mark i:nth-child(3) { height: 19px; }

.topbar-meta { display: flex; align-items: center; gap: clamp(14px, 3vw, 36px); color: #cad6d1; font-size: 12px; }
.primary-nav { display: flex; align-items: stretch; align-self: stretch; margin-left: clamp(18px, 4vw, 54px); }
.primary-nav a { position: relative; display: grid; min-width: 88px; place-items: center; padding: 0 16px; color: #b9c9c2; font-size: 10px; font-weight: 800; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
.primary-nav a::after { position: absolute; right: 16px; bottom: 0; left: 16px; height: 3px; content: ""; background: transparent; }
.primary-nav a:hover, .primary-nav a[aria-current="page"] { color: #fff; }
.primary-nav a[aria-current="page"]::after { background: var(--acid); }
.extension-nav { display: flex; align-items: center; gap: 8px; margin-left: auto; margin-right: clamp(12px, 3vw, 36px); }
.extension-nav a { padding: 8px 12px; color: var(--acid); border: 1px solid #59756b; text-decoration: none; font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.extension-nav a:hover, .extension-nav a:focus-visible { color: var(--deep); background: var(--acid); outline: none; }
.connection { display: flex; align-items: center; gap: 8px; text-transform: uppercase; letter-spacing: .1em; }
.connection i { width: 7px; height: 7px; border-radius: 50%; background: var(--off); }
.connection i.online { background: var(--acid); box-shadow: 0 0 0 5px rgba(201, 242, 105, .12); }
.connection i.offline { background: var(--orange); }
.text-button { border: 0; padding: 6px 0; color: #fff; background: transparent; cursor: pointer; border-bottom: 1px solid #6f8a81; }
.brand:focus-visible, .primary-nav a:focus-visible, .text-button:focus-visible, .back-button:focus-visible,
.view-switch button:focus-visible, .device-live-view:focus-visible, .map-popup-action:focus-visible {
  outline: 3px solid var(--acid);
  outline-offset: 3px;
}

main { width: min(1520px, 100%); margin: 0 auto; padding: clamp(34px, 5vw, 78px) clamp(18px, 4vw, 68px) 80px; }

.intro-grid { display: grid; grid-template-columns: minmax(300px, 1fr) minmax(560px, 1.25fr); gap: 6vw; align-items: end; margin-bottom: 56px; }
.eyebrow { display: block; margin-bottom: 15px; color: var(--forest); font-size: 10px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-family: Georgia, "Times New Roman", serif; font-size: clamp(48px, 6.2vw, 94px); font-weight: 400; line-height: .9; letter-spacing: -.055em; }
h1 em { color: var(--forest); font-weight: 400; }
h2 { margin-bottom: 0; font-size: clamp(26px, 3vw, 40px); letter-spacing: -.04em; }

.summary-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.summary-strip article { min-height: 110px; padding: 18px; border-left: 1px solid var(--line); }
.summary-strip article:first-child { border-left: 0; }
.summary-strip span { display: block; color: var(--muted); font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.summary-strip strong { display: block; margin-top: 23px; font-family: Georgia, serif; font-size: 35px; font-weight: 400; line-height: 1; }
.summary-strip .updated strong { padding-top: 8px; font-family: inherit; font-size: 13px; font-weight: 700; }

.fleet-layout { display: grid; grid-template-columns: 285px minmax(0, 1fr); min-height: 570px; background: var(--panel); box-shadow: var(--shadow); border: 1px solid var(--line); }
.hierarchy-panel { display: flex; flex-direction: column; padding: 30px 26px; color: #e9efec; background: var(--deep); }
.panel-heading, .register-heading { display: flex; align-items: center; justify-content: space-between; }
.hierarchy-panel .eyebrow { color: #9fb7ae; }
.quiet-count { display: grid; width: 26px; height: 26px; place-items: center; border: 1px solid #59756b; border-radius: 50%; font-size: 10px; }
#organization-tree { flex: 1; }
.org-node { position: relative; padding: 11px 0 11px 21px; border-left: 1px solid #547168; }
.org-node::before { position: absolute; top: 19px; left: -3px; width: 5px; height: 5px; content: ""; border-radius: 50%; background: var(--acid); }
.org-node strong { display: block; font-size: 13px; }
.org-node span { color: #91aaa1; font-size: 11px; }
.scope-note { margin-top: 40px; padding-top: 20px; border-top: 1px solid #45655b; }
.scope-note span { color: var(--acid); font-size: 10px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.scope-note p { margin: 8px 0 0; color: #9fb2ab; font-size: 11px; line-height: 1.6; }

.fleet-panel { min-width: 0; padding: clamp(28px, 4vw, 52px); }
.fleet-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 30px; }
.fleet-toolbar .eyebrow, .telemetry-heading .eyebrow { margin-bottom: 8px; }
.fleet-tools { display: flex; align-items: center; justify-content: flex-end; gap: 22px; }
.view-switch { display: flex; padding: 3px; border: 1px solid var(--line); background: #ebece3; }
.view-switch button { min-width: 58px; padding: 7px 12px; border: 0; color: var(--muted); background: transparent; font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; }
.view-switch button.active { color: #fff; background: var(--deep); }
.search-field { display: flex; width: min(250px, 40vw); align-items: center; gap: 10px; padding: 10px 2px; border-bottom: 1px solid var(--ink); }
.search-field svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.search-field input { width: 100%; border: 0; outline: 0; color: var(--ink); background: transparent; }
.search-field input::placeholder { color: #8a918d; }
.search-field:focus-within { outline: 3px solid var(--forest); outline-offset: 4px; }

.map-view { position: relative; overflow: hidden; border-top: 1px solid var(--ink); background: #dfe9e4; }
#fleet-map { z-index: 1; height: 570px; background:
    linear-gradient(rgba(27, 75, 63, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 75, 63, .055) 1px, transparent 1px),
    #dfe9e4; background-size: 42px 42px; }
.map-legend { position: absolute; z-index: 500; right: 17px; bottom: 17px; display: flex; gap: 15px; padding: 10px 12px; color: #e9efec; background: rgba(23, 58, 50, .92); font-size: 9px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.map-legend span { display: flex; align-items: center; gap: 6px; }
.map-legend i { width: 7px; height: 7px; border-radius: 50%; background: var(--off); }
.map-legend i.online { background: var(--acid); }
.map-legend i.offline { background: var(--orange); }
.map-caption { position: absolute; z-index: 500; top: 15px; right: 16px; padding: 6px 8px; color: #315c50; background: rgba(243, 240, 231, .84); font: 9px/1 monospace; text-transform: uppercase; }
.leaflet-container { font-family: inherit; }
.leaflet-control-zoom { overflow: hidden; border: 0 !important; border-radius: 0 !important; box-shadow: 0 8px 24px rgba(19, 33, 29, .16) !important; }
.leaflet-control-zoom a { color: var(--deep) !important; background: var(--panel) !important; border-color: var(--line) !important; }
.leaflet-control-attribution { color: #47675e; background: rgba(251, 250, 245, .9) !important; font-size: 9px; }
.leaflet-control-attribution a { color: var(--deep); }
.leaflet-div-icon { border: 0; background: transparent; }
.device-marker { position: relative; display: block; width: 36px; height: 44px; color: var(--orange); filter: drop-shadow(0 5px 7px rgba(19, 33, 29, .3)); }
.device-marker.online { color: #78a935; }
.device-marker.attention { color: var(--orange); }
.device-marker.disabled { color: var(--off); }
.device-map-icon { position: absolute; inset: 0; display: block; overflow: visible; width: 36px; height: 44px; }
.provider-device-icon { pointer-events: none; }
.device-marker.custom-icon .device-icon-glyph { display: none; }
.device-icon-pin { fill: currentColor; stroke: var(--panel); stroke-width: 2; }
.device-icon-glyph { fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.device-icon-halo { fill: none; stroke: currentColor; stroke-width: 1.5; transform-origin: 18px 17px; opacity: 0; }
.device-marker.online .device-icon-halo { animation: map-pulse 2.2s infinite; }
@keyframes map-pulse { 0% { transform: scale(.8); opacity: 1; } 75%, 100% { transform: scale(1.55); opacity: 0; } }
.leaflet-popup-content-wrapper { border-radius: 0; color: var(--ink); background: var(--panel); box-shadow: 0 18px 45px rgba(19, 33, 29, .24); }
.leaflet-popup-tip { background: var(--panel); }
.leaflet-popup-content { width: 285px !important; margin: 0; }
.map-popup { min-height: 235px; }
.map-popup-header { padding: 19px 20px 15px; color: #fff; background: var(--deep); }
.map-popup-header .eyebrow { margin-bottom: 7px; color: #a9c0b7; }
.map-popup-header h3 { margin: 0 0 7px; font: 27px/1 Georgia, serif; }
.map-popup-header p { margin: 0; color: #b5c6c0; font-size: 10px; }
.map-popup-body { padding: 16px 20px 19px; }
.map-popup-state { display: flex; align-items: center; justify-content: space-between; margin-bottom: 13px; }
.map-popup-state time { color: var(--muted); font-size: 9px; }
.map-popup-values { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.map-popup-value { min-width: 0; padding: 9px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.map-popup-value span { display: block; overflow: hidden; color: var(--muted); font-size: 8px; text-overflow: ellipsis; text-transform: uppercase; white-space: nowrap; }
.map-popup-value strong { display: block; margin-top: 5px; font: 20px/1 Georgia, serif; }
.map-popup-loading { grid-column: 1 / -1; margin: 17px 0; color: var(--muted); font-size: 11px; }
.map-popup-actions { display: grid; gap: 8px; margin-top: 14px; }
.map-popup-action { display: flex; width: 100%; align-items: center; justify-content: space-between; padding: 10px 12px; border: 0; color: var(--ink); background: var(--acid); font-size: 10px; font-weight: 800; text-decoration: none; cursor: pointer; }
.map-popup-action.live-view-link { color: #fff; background: var(--deep); }

.device-list { border-top: 1px solid var(--ink); }
.site-group { display: grid; grid-template-columns: minmax(160px, .45fr) 1fr; border-bottom: 1px solid var(--line); }
.site-label { padding: 23px 22px 23px 0; }
.site-label strong { display: block; font-size: 13px; }
.site-label span { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; }
.site-devices { border-left: 1px solid var(--line); }
.device-row { display: grid; width: 100%; grid-template-columns: 1fr auto 28px; align-items: center; gap: 18px; padding: 20px 6px 20px 24px; border: 0; border-bottom: 1px solid var(--line); text-align: left; background: transparent; cursor: pointer; transition: background .18s, padding .18s; }
.device-row:last-child { border-bottom: 0; }
.device-row:hover, .device-row:focus-visible { padding-left: 30px; outline: 0; background: #f0f2e7; }
.device-row strong { display: block; font-size: 15px; }
.device-row small { color: var(--muted); }
.row-arrow { font-size: 20px; }
.status { display: flex; align-items: center; gap: 8px; font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.status i, .large-status i { width: 8px; height: 8px; border-radius: 50%; background: var(--off); }
.status.online i, .large-status.online i { background: #77a930; box-shadow: 0 0 0 4px rgba(119, 169, 48, .12); }
.status.offline i, .large-status.offline i { background: var(--orange); }

.message { margin: 18px 0; padding: 15px 18px; color: #722d1e; background: #f9ddd3; border-left: 3px solid var(--orange); font-size: 13px; }
.message.empty-message { color: var(--deep); background: #edf1e6; border-left-color: var(--forest); }
.back-button { margin-bottom: 44px; padding: 0 0 7px; border: 0; border-bottom: 1px solid var(--ink); background: transparent; cursor: pointer; }
.back-button span { margin-right: 8px; }
.device-hero { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 56px; }
.device-hero h1 { font-size: clamp(56px, 8vw, 112px); }
.device-hero p { max-width: 600px; margin: 22px 0 0; color: var(--muted); }
.large-status { display: flex; align-items: center; gap: 12px; padding: 15px 20px; border: 1px solid var(--ink); font-size: 11px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }

.detail-grid { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 24px; align-items: start; }
.metadata-card { position: sticky; top: 102px; padding: 29px; color: #edf2ef; background: var(--deep); }
.metadata-card .eyebrow { color: var(--acid); }
.metadata-card dl { margin: 0; }
.metadata-card dl div { padding: 17px 0; border-top: 1px solid #48685e; }
.metadata-card dt { color: #93aaa2; font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.metadata-card dd { margin: 7px 0 0; font-size: 13px; line-height: 1.5; }
.telemetry-panel { min-width: 0; padding: clamp(25px, 4vw, 48px); background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); }
.telemetry-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--ink); }
.telemetry-tools { display: flex; align-items: center; justify-content: flex-end; gap: 9px; flex-wrap: wrap; }
.device-live-view { display: inline-flex; align-items: center; gap: 12px; padding: 8px 11px; color: #fff; background: var(--deep); font-size: 10px; font-weight: 800; text-decoration: none; }
.device-live-view[hidden] { display: none; }
.raw-badge { padding: 7px 9px; color: var(--forest); background: var(--acid); font: 800 9px/1 monospace; letter-spacing: .08em; }
.key-registers { display: grid; grid-template-columns: repeat(4, 1fr); margin: 28px 0 38px; border: 1px solid var(--line); }
.key-register { min-width: 0; padding: 18px; border-left: 1px solid var(--line); }
.key-register:first-child { border-left: 0; }
.key-register span { display: block; overflow: hidden; color: var(--muted); font-size: 9px; font-weight: 700; text-overflow: ellipsis; text-transform: uppercase; white-space: nowrap; }
.key-register strong { display: block; margin-top: 13px; font: 35px/1 Georgia, serif; }
.register-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.register-heading { margin-bottom: 12px; }
.register-heading h3 { margin: 0; font-size: 13px; }
.register-heading span { color: var(--muted); font: 11px monospace; }
.register-table { max-height: 490px; overflow: auto; border-top: 1px solid var(--ink); }
.register-row { display: grid; grid-template-columns: 39px minmax(0, 1fr) auto; gap: 9px; padding: 10px 5px; border-bottom: 1px solid var(--line); font-size: 11px; }
.register-row .address { color: var(--muted); font-family: monospace; }
.register-row .register-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.register-row strong { font-family: monospace; font-size: 12px; }
.register-reading { text-align: right; }
.register-reading strong, .register-reading small { display: block; }
.register-reading small { margin-top: 2px; color: var(--muted); font: 9px/1 monospace; text-transform: uppercase; }

.coordination-hero { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 52px; }
.coordination-hero h1 { max-width: 900px; }
.coordination-shell { display: grid; width: min(520px, 44vw); grid-template-columns: repeat(2, minmax(0, 1fr)); color: #dbe6e1; background: var(--deep); border-top: 4px solid var(--acid); }
.coordination-shell article { min-width: 0; padding: 20px; border-left: 1px solid #49685e; }
.coordination-shell article:first-child { border-left: 0; }
.coordination-shell span, .coordination-shell small { display: block; color: #93aaa2; font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.coordination-shell strong { display: block; margin: 12px 0 7px; font: 24px/1 Georgia, serif; overflow-wrap: anywhere; }
.coordination-contributions { display: grid; gap: 24px; margin-bottom: 24px; }
.coordination-contributions > * { display: block; min-width: 0; }
.coordination-card-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 24px; }
.coord-panel { min-width: 0; padding: clamp(25px, 3vw, 42px); background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow); }
.coord-panel-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; padding-bottom: 22px; border-bottom: 1px solid var(--ink); }
.coord-panel-heading .eyebrow { margin-bottom: 7px; }
.coord-panel-heading p { max-width: 610px; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; text-align: right; }
.readiness-badge { padding: 8px 10px; color: var(--deep); background: var(--acid); font: 800 9px/1 monospace; letter-spacing: .09em; text-transform: uppercase; }
.empic-panel { color: #e9efec; background: var(--deep); border-color: var(--deep); }
.empic-panel .coord-panel-heading { border-color: #49685e; }
.empic-panel .eyebrow { color: var(--acid); }
.dispatch-panel { margin-bottom: 24px; }
.dispatch-actions { display: grid; grid-template-columns: repeat(3, minmax(220px, 1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--line); }
.dispatch-action { min-width: 0; padding: 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.dispatch-action.unavailable, .dispatch-action.blocked { background: #eeece4; }
.dispatch-action header { display: flex; min-height: 58px; align-items: start; justify-content: space-between; gap: 10px; }
.dispatch-action .eyebrow { margin-bottom: 5px; font-size: 8px; }
.dispatch-action h3 { margin: 0; font-size: 14px; line-height: 1.2; }
.action-state { padding: 4px 5px; color: var(--forest); background: #e2efc4; font: 800 7px monospace; text-transform: uppercase; }
.dispatch-action.unavailable .action-state, .dispatch-action.blocked .action-state { color: #713422; background: #f2d7cd; }
.action-values { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 19px 0 16px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.action-value { min-width: 0; padding: 14px 10px 14px 0; }
.action-value + .action-value { padding-right: 0; padding-left: 10px; border-left: 1px solid var(--line); }
.action-value span, .action-value small { display: block; color: var(--muted); font-size: 8px; line-height: 1.35; text-transform: uppercase; }
.action-value strong { display: block; margin: 8px 0 7px; overflow-wrap: anywhere; font: 22px/1.05 Georgia, serif; }
.action-route, .action-constraints { margin: 0; overflow-wrap: anywhere; color: var(--muted); font: 9px/1.5 monospace; }
.reason-chips { display: flex; min-height: 50px; flex-wrap: wrap; align-content: start; gap: 5px; margin: 14px 0; }
.reason-chips span { padding: 5px 6px; color: var(--forest); background: #e7eadf; font-size: 7px; font-weight: 800; text-transform: uppercase; }
.evidence-list { margin: 0; }
.evidence-list div { display: grid; grid-template-columns: 100px minmax(0, 1fr); padding: 12px 0; border-bottom: 1px solid var(--line); }
.evidence-list dt { color: var(--muted); font-size: 9px; font-weight: 800; text-transform: uppercase; }
.evidence-list dd { margin: 0; font-size: 11px; line-height: 1.5; }
.evidence-list .digest { overflow: hidden; font-family: monospace; text-overflow: ellipsis; white-space: nowrap; }
.decision-log { margin-top: 25px; border-top: 1px solid var(--ink); }
.decision-log article { display: grid; grid-template-columns: 80px 80px minmax(0, 1fr); gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font: 9px monospace; }
.decision-log time, .decision-log span { overflow: hidden; color: var(--muted); text-overflow: ellipsis; white-space: nowrap; }
.boundary-copy { margin: -8px 0 22px; color: #a9bcb5; font-size: 11px; line-height: 1.6; }
.participant-list { border-top: 1px solid #516e64; }
.participant-list article { display: grid; grid-template-columns: minmax(140px, 1fr) 100px 130px; align-items: center; gap: 13px; padding: 11px 0; border-bottom: 1px solid #45655b; }
.participant-list strong, .participant-list small { display: block; }
.participant-list strong { font-size: 11px; }
.participant-list small { margin-top: 3px; color: #a9bcb5; font-size: 8px; text-transform: uppercase; }
.participant-roles { color: var(--acid); font: 9px monospace; }
.participant-state { color: #b4c6bf; font-size: 8px; text-align: right; text-transform: uppercase; }
.rail-note { display: grid; grid-template-columns: 90px 120px 1fr; align-items: center; gap: 12px; margin-top: 24px; padding: 14px; color: var(--ink); background: var(--acid); }
.rail-note span, .rail-note small { font-size: 8px; text-transform: uppercase; }
.rail-note strong { font-size: 10px; text-transform: uppercase; }
.empty-state { grid-column: 1 / -1; margin: 0; padding: 18px 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.empic-panel .empty-state { color: #b4c6bf; }

dialog { width: min(470px, calc(100% - 32px)); padding: 0; border: 0; color: #fff; background: var(--deep); box-shadow: 0 40px 100px rgba(0, 0, 0, .35); }
dialog::backdrop { background: rgba(12, 28, 23, .72); backdrop-filter: blur(4px); }
dialog form { position: relative; padding: clamp(34px, 7vw, 58px); }
.dialog-index { position: absolute; top: 22px; right: 24px; color: #91aaa1; font: 9px monospace; }
.dialog-mark { margin-bottom: 42px; }
dialog h2 { font-family: Georgia, serif; font-size: 40px; font-weight: 400; }
dialog p { margin: 16px 0 30px; color: #aec0b9; font-size: 13px; line-height: 1.6; }
dialog label span { display: block; margin-bottom: 8px; color: #a8bcb4; font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
dialog input { width: 100%; padding: 13px 0; border: 0; border-bottom: 1px solid #769087; outline: 0; color: #fff; background: transparent; }
dialog input:focus { border-color: var(--acid); }
dialog button { display: flex; width: 100%; justify-content: space-between; margin-top: 30px; padding: 15px 18px; border: 0; color: var(--ink); background: var(--acid); font-weight: 800; cursor: pointer; }
dialog button:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
dialog .auth-error { margin: 12px 0 0; color: #ffad94; }

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; clip-path: inset(50%); }
[hidden] { display: none !important; }

@media (max-width: 980px) {
  .intro-grid { grid-template-columns: 1fr; }
  .fleet-layout { grid-template-columns: 220px minmax(0, 1fr); }
  .detail-grid { grid-template-columns: 1fr; }
  .metadata-card { position: static; }
  .metadata-card dl { display: grid; grid-template-columns: repeat(4, 1fr); }
  .metadata-card dl div { padding-right: 14px; }
  .key-registers { grid-template-columns: repeat(2, 1fr); }
  .key-register:nth-child(3) { border-top: 1px solid var(--line); border-left: 0; }
  .key-register:nth-child(4) { border-top: 1px solid var(--line); }
  .coordination-card-grid { grid-template-columns: 1fr; }
  .dispatch-actions { grid-template-columns: repeat(2, minmax(200px, 1fr)); }
}

@media (max-width: 720px) {
  .topbar { display: grid; height: auto; min-height: 96px; grid-template-columns: auto minmax(0, 1fr) auto; grid-template-rows: 48px 38px; padding: 5px 12px; }
  .brand { grid-column: 1; grid-row: 1; }
  .topbar-meta { grid-column: 3; grid-row: 1; }
  .primary-nav { width: 100%; grid-column: 1 / -1; grid-row: 2; align-self: stretch; margin: 0; border-top: 1px solid #45655b; }
  .primary-nav a { min-width: 0; flex: 1; padding: 0 8px; }
  .primary-nav a::after { right: 8px; left: 8px; }
  .extension-nav { overflow-x: auto; grid-column: 1 / -1; grid-row: 3; margin: 4px 0 0; padding: 3px 0; }
  .extension-nav a { flex: 0 0 auto; padding: 7px 9px; font-size: 9px; }
  .connection span, #local-time { display: none; }
  main { padding-top: 36px; }
  .intro-grid { margin-bottom: 34px; }
  .summary-strip { grid-template-columns: repeat(2, 1fr); }
  .summary-strip article:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .summary-strip article:nth-child(4) { border-top: 1px solid var(--line); }
  .fleet-layout { display: block; }
  .hierarchy-panel { display: none; }
  .fleet-panel { padding: 26px 20px; }
  .fleet-toolbar { align-items: start; flex-direction: column; }
  .fleet-tools { width: 100%; align-items: stretch; flex-direction: column-reverse; gap: 13px; }
  .view-switch { align-self: flex-start; }
  .search-field { width: 100%; }
  #fleet-map { height: 440px; }
  .map-caption { display: none; }
  .map-legend { right: 9px; bottom: 9px; gap: 9px; }
  .site-group { display: block; }
  .site-label { padding-bottom: 14px; }
  .site-devices { border-top: 1px solid var(--line); border-left: 0; }
  .device-row { padding-left: 8px; }
  .device-row:hover { padding-left: 12px; }
  .device-hero { align-items: start; flex-direction: column; }
  .device-hero h1 { overflow-wrap: anywhere; }
  .telemetry-heading { align-items: start; flex-direction: column; }
  .telemetry-tools { justify-content: flex-start; }
  .metadata-card dl { grid-template-columns: repeat(2, 1fr); }
  .register-columns { grid-template-columns: 1fr; }
  .key-register strong { font-size: 29px; }
  .coordination-hero { align-items: start; flex-direction: column; }
  .coordination-hero h1 { font-size: clamp(45px, 15vw, 72px); }
  .coordination-shell { width: 100%; grid-template-columns: 1fr; }
  .coordination-shell article { border-left: 0; }
  .coordination-shell article + article { border-top: 1px solid #49685e; }
  .coord-panel { padding: 24px 19px; }
  .coord-panel-heading { align-items: start; flex-direction: column; }
  .coord-panel-heading p { text-align: left; }
  .dispatch-actions { grid-template-columns: 1fr; }
  .participant-list article { grid-template-columns: minmax(0, 1fr) auto; }
  .participant-state { grid-column: 1 / -1; text-align: left; }
  .rail-note { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .device-marker.online .device-icon-halo { animation: none; }
}