/* LED-Monitor – Gestaltung. Layout: App-Leiste oben, Inhalt mittig, Kennzahlen als Kachelreihe, Details in Panels. */
:root {
  --bg: #eef1f3; --surface: #ffffff; --sunken: #e5eaee; --ink: #15202a; --muted: #5a6773; --line: #d2d9df;
  --accent: #0e7a70; --accent-ink: #ffffff; --accent-soft: #d5ece9;
  --cool: #3d87a6; --hot: #e2552a; --vlow: #d99a1e; --vhigh: #2f9e74;
  --ok: #23885f; --warn: #b7791f; --crit: #c2412d; --crit-soft: #fbe3de; --warn-soft: #f8ecd4; --ok-soft: #dcf1e6;
  --series-1: #0e7a70; --series-2: #d4891b; --series-3: #5b5fc7; --series-4: #b5487a;
  --cell-ink: #0f1a22;
  --f-display: "Barlow Semi Condensed", "Arial Narrow", system-ui, sans-serif;
  --f-body: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-data: "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0e1317; --surface: #151c22; --sunken: #1c252c; --ink: #e5ebef; --muted: #8d9aa5; --line: #27323b;
  --accent: #34c7b4; --accent-ink: #062521; --accent-soft: #143430;
  --cool: #2c6a85; --hot: #e8643c; --vlow: #c98c1a; --vhigh: #2a8a66;
  --ok: #45b483; --warn: #e0a440; --crit: #ef6a52; --crit-soft: #3a1d18; --warn-soft: #36290f; --ok-soft: #15301f;
  --series-1: #34c7b4; --series-2: #f0a63a; --series-3: #8f93ff; --series-4: #e47aa8;
  --cell-ink: #f4f7f9; color-scheme: dark } }
:root[data-theme="dark"] {
  --bg: #0e1317; --surface: #151c22; --sunken: #1c252c; --ink: #e5ebef; --muted: #8d9aa5; --line: #27323b;
  --accent: #34c7b4; --accent-ink: #062521; --accent-soft: #143430;
  --cool: #2c6a85; --hot: #e8643c; --vlow: #c98c1a; --vhigh: #2a8a66;
  --ok: #45b483; --warn: #e0a440; --crit: #ef6a52; --crit-soft: #3a1d18; --warn-soft: #36290f; --ok-soft: #15301f;
  --series-1: #34c7b4; --series-2: #f0a63a; --series-3: #8f93ff; --series-4: #e47aa8;
  --cell-ink: #f4f7f9; color-scheme: dark }

* { box-sizing: border-box }
html, body { margin: 0 }
body { background: var(--bg); color: var(--ink); font-family: var(--f-body); font-size: 15px; line-height: 1.5; min-height: 100vh; }
h1, h2, h3 { font-family: var(--f-display); margin: 0; text-wrap: balance; letter-spacing: .01em; }
h1 { font-size: 1.7rem; font-weight: 700; } h2 { font-size: 1.15rem; font-weight: 600; } h3 { font-size: 1rem; font-weight: 600; }
a { color: var(--accent); }
.label { font-family: var(--f-display); font-size: .74rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.mono { font-family: var(--f-data); font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
[hidden] { display: none !important; }

/* App-Leiste */
.appbar { position: sticky; top: 0; z-index: 20; background: var(--surface); border-bottom: 1px solid var(--line); }
.appbar-in { max-width: 1320px; margin: 0 auto; padding-inline: 20px; display: flex; align-items: center; gap: 8px 24px; flex-wrap: wrap; min-height: 56px; }
.brand { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand-mark { width: 22px; height: 22px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
.brand-mark i { background: var(--accent); border-radius: 1px; } .brand-mark i:nth-child(2n) { opacity: .55; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { text-decoration: none; color: var(--muted); font-weight: 500; padding: 6px 12px; border-radius: 6px; display: inline-flex; gap: 6px; align-items: center; }
.nav a:hover { color: var(--ink); background: var(--sunken); }
.nav a[aria-current="page"] { color: var(--ink); background: var(--sunken); }
.count { font-family: var(--f-data); font-size: .72rem; min-width: 20px; padding: 0 6px; border-radius: 99px; background: var(--crit); color: #fff; text-align: center; }
.user { margin-left: auto; display: flex; gap: 12px; align-items: center; font-size: .88rem; }
.user .who { text-align: right; line-height: 1.2; }

.wrap { max-width: 1320px; margin: 0 auto; padding-inline: 20px; padding-block: 22px 60px; display: grid; gap: 20px; }

/* Bedienelemente */
button, .btn { font: inherit; font-family: var(--f-display); font-weight: 600; font-size: .92rem; border: 1px solid var(--line); background: var(--surface); color: var(--ink); border-radius: 6px; padding: 6px 14px; cursor: pointer; display: inline-flex; gap: 8px; align-items: center; text-decoration: none; }
button:hover, .btn:hover { border-color: var(--muted); }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button.danger { color: var(--crit); }
button.danger.solid { background: var(--crit); border-color: var(--crit); color: #fff; }
button[disabled] { opacity: .55; cursor: not-allowed; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, .cab:focus-visible, textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input, select, textarea { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 6px 10px; min-width: 0; }
input[type="checkbox"] { accent-color: var(--accent); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; flex-wrap: wrap; }
.seg button { border: 0; border-radius: 0; font-size: .85rem; padding: 5px 12px; color: var(--muted); }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
.row { display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; }
.spacer { flex: 1; }

/* Panels und Kacheln */
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 16px; display: grid; gap: 14px; min-width: 0; align-content: start; }
.panel-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(165px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.kpi { background: var(--surface); padding: 13px 16px; display: grid; gap: 3px; align-content: start; min-width: 0; position: relative; }
.kpi .v { font-family: var(--f-display); font-size: 1.6rem; font-weight: 600; line-height: 1.1; font-variant-numeric: tabular-nums; }
.kpi .s { font-size: .82rem; color: var(--muted); }
.kpi.crit { background: var(--crit-soft); } .kpi.crit .v { color: var(--crit); }
.kpi.warn { background: var(--warn-soft); }
.kpi.lead { box-shadow: inset 3px 0 0 var(--accent); }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; font-weight: 500; padding: 2px 9px; border-radius: 99px; background: var(--sunken); color: var(--ink); width: fit-content; white-space: nowrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); flex: none; display: inline-block; }
.dot.warn { background: var(--warn); } .dot.crit { background: var(--crit); } .dot.off { background: var(--line); }
.pill.crit { background: var(--crit-soft); color: var(--crit); } .pill.ok { background: var(--ok-soft); color: var(--ok); }
/* Verbindungsstatus der Anlage (Online/Offline), immer sichtbar */
.conn { font-weight: 700; letter-spacing: .02em; text-transform: uppercase; font-size: .72rem; } .pill.warn { background: var(--warn-soft); }

/* Übersicht */
.sites { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.site-card { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 16px; display: grid; gap: 12px; text-decoration: none; color: inherit; border-top: 4px solid var(--ok); }
.site-card:hover { border-color: var(--muted); border-top-color: inherit; }
.site-card.warn { border-top-color: var(--warn); } .site-card.crit { border-top-color: var(--crit); } .site-card.off { border-top-color: var(--line); }
.site-card dl { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; margin: 0; font-size: .9rem; }
.site-card dt { color: var(--muted); } .site-card dd { margin: 0; text-align: right; font-family: var(--f-data); font-variant-numeric: tabular-nums; }
.site-card dd.crit { color: var(--crit); font-weight: 600; }

/* Anlagen-Detail */
.crumbs { font-size: .88rem; color: var(--muted); } .crumbs a { color: var(--muted); }
.site-head { display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: end; justify-content: space-between; }
.alarm-list { display: grid; gap: 6px; }
.alarm { display: flex; gap: 12px; align-items: center; padding: 9px 14px; border-radius: 6px; background: var(--crit-soft); border-left: 4px solid var(--crit); flex-wrap: wrap; }
.alarm.warn { background: var(--warn-soft); border-left-color: var(--warn); }
.alarm .when { font-family: var(--f-data); font-size: .82rem; color: var(--muted); margin-left: auto; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tabs a { text-decoration: none; color: var(--muted); padding: 8px 14px; font-family: var(--f-display); font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.ctrl-grid { display: grid; gap: 20px; }
.main-split { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 16px; align-items: start; }
@media (max-width: 960px) { .main-split { grid-template-columns: minmax(0, 1fr); } }

/* Kabinett-Karte */
.mapbox { overflow-x: auto; }
.mapbox svg { display: block; width: 100%; min-width: 560px; height: auto; }
.cab { cursor: pointer; }
.cab rect.fill { stroke: var(--surface); stroke-width: 4; }
.cab.sel rect.ring { stroke: var(--ink); stroke-width: 4; }
.cab.down rect.ring { stroke: var(--ink); stroke-width: 2; stroke-dasharray: 8 6; opacity: .55; }
.cab.off rect.fill { fill: var(--sunken); }
.cab text { fill: var(--cell-ink); pointer-events: none; }
.cab.off text { fill: var(--muted); }
.cab .nr { font-family: var(--f-display); font-weight: 700; font-size: 22px; }
.cab .big { font-family: var(--f-data); font-weight: 600; font-size: 22px; }
.cab .small { font-family: var(--f-data); font-size: 14px; opacity: .85; }
.chain { fill: none; stroke: var(--ink); stroke-width: 2.5; opacity: .45; pointer-events: none; }
.chain-arrow { fill: var(--ink); opacity: .55; }
.feed text { font-family: var(--f-display); font-weight: 600; font-size: 17px; fill: var(--muted); }
.feed path { stroke: var(--accent); stroke-width: 3; fill: none; } .feed circle { fill: var(--accent); }
.axis { font-family: var(--f-data); font-size: 13px; fill: var(--muted); }
.legend { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: .82rem; color: var(--muted); }
.scale-bar { width: 150px; height: 10px; border-radius: 3px; display: inline-block; vertical-align: middle; margin-inline: 6px; }
.detail dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; }
.detail dt { color: var(--muted); font-size: .88rem; } .detail dd { margin: 0; text-align: right; font-family: var(--f-data); font-size: .9rem; }
.detail .bignr { font-family: var(--f-display); font-size: 2.2rem; font-weight: 700; line-height: 1; }
.note { font-size: .86rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 12px; margin: 0; }
.note strong { color: var(--ink); font-weight: 500; }

/* Diagramme */
.chart { width: 100%; height: auto; display: block; overflow: visible; }
.chart .grid line { stroke: var(--line); stroke-width: 1; }
.chart .tick { font-family: var(--f-data); font-size: 11px; fill: var(--muted); }
.chart .limit { stroke: var(--crit); stroke-width: 1.5; stroke-dasharray: 5 4; }
.chart .limit-label { font-family: var(--f-data); font-size: 11px; fill: var(--crit); }
.chart .s1 { stroke: var(--series-1); } .chart .s2 { stroke: var(--series-2); } .chart .s3 { stroke: var(--series-3); } .chart .s4 { stroke: var(--series-4); }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; }
.chart .area { stroke: none; opacity: .12; }
.chart .f1 { fill: var(--series-1); } .chart .f2 { fill: var(--series-2); } .chart .f3 { fill: var(--series-3); } .chart .f4 { fill: var(--series-4); }
.chart .sat { fill: var(--series-2); opacity: .08; }
.chart .hover-line { stroke: var(--muted); stroke-width: 1; }
.chart-legend { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: .84rem; color: var(--muted); }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; }
.chart-legend i { width: 16px; height: 3px; border-radius: 2px; display: inline-block; }
.chart-wrap { position: relative; }
.tip { position: absolute; pointer-events: none; background: var(--ink); color: var(--bg); font-size: .8rem; padding: 6px 9px; border-radius: 5px; white-space: nowrap; transform: translate(-50%, -110%); font-family: var(--f-data); z-index: 5; }

/* Tabellen */
.tablebox { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { padding: 7px 10px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-family: var(--f-display); font-weight: 600; font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
td.num, th.num { text-align: right; font-family: var(--f-data); font-variant-numeric: tabular-nums; }
tr.clickable { cursor: pointer; } tr.clickable:hover { background: var(--sunken); }
td input, td select { width: 100%; padding: 4px 6px; font-size: .86rem; }

/* LOGO!-Steuerung */
.groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.group { display: grid; gap: 6px; align-content: start; }
.var { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 6px; min-height: 42px; }
.var .name { flex: 1; min-width: 0; }
.var .addr { font-family: var(--f-data); font-size: .74rem; color: var(--muted); }
.var .val { font-family: var(--f-data); font-variant-numeric: tabular-nums; }
.var.on { background: var(--accent-soft); border-color: transparent; }
.var.alarm-on { background: var(--crit-soft); border-color: var(--crit); }
.var button { padding: 4px 10px; font-size: .84rem; }

/* Formulare */
.form { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px 16px; }
.field { display: grid; gap: 4px; min-width: 0; }
.field > span { font-size: .82rem; color: var(--muted); }
.field.wide { grid-column: 1 / -1; }
.error { color: var(--crit); font-size: .88rem; }
.code-box { font-family: var(--f-data); font-size: 1.6rem; letter-spacing: .12em; padding: 10px 16px; background: var(--sunken); border-radius: 6px; width: fit-content; user-select: all; }

/* Dialog */
.backdrop { position: fixed; inset: 0; background: rgb(0 0 0 / .45); display: grid; place-items: center; z-index: 50; padding: 16px; }
.dialog { background: var(--surface); border-radius: 10px; padding: 20px; width: min(460px, 100%); display: grid; gap: 14px; box-shadow: 0 20px 60px rgb(0 0 0 / .3); }
.dialog .actions { display: flex; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login form { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 28px; width: min(380px, 100%); display: grid; gap: 14px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 6px; z-index: 60; font-size: .9rem; }
.empty { padding: 30px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 8px; }
@media (prefers-reduced-motion: no-preference) { .cab rect.fill { transition: fill .2s ease; } }

/* Übersicht: Suche, Ansicht Kacheln/Liste */
.toolbar { gap: 10px 14px; }
input.search { flex: 1 1 320px; max-width: 520px; font: inherit; padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); color: var(--ink); }
input.search:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; background: var(--surface); padding: 6px 14px; }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
.panel.flush { padding: 0; }
table.site-list td, table.site-list th { white-space: nowrap; }
table.site-list td.crit { color: var(--crit); font-weight: 600; }