:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --text: #1c1f24;
  --muted: #6b7280;
  --border: #e3e5e8;
  --accent: #e8a317;
  --import: #d9534f;
  --export: #2e9d5b;
  --stale: #9ca3af;
  --input: #ffffff;
  --shadow: 0 1px 2px rgba(0, 0, 0, .06);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --panel: #1d2026;
    --text: #e6e8eb;
    --muted: #9aa1ab;
    --border: #2d3139;
    --import: #f07470;
    --export: #4cc282;
    --stale: #6b7280;
    --input: #16181c;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em; }

header {
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
  flex-wrap: wrap;
}
.brand { font-weight: 700; font-size: 17px; }
.brand small { color: var(--muted); font-weight: 400; margin-left: 4px; }
.bolt { color: var(--accent); }
nav { display: flex; gap: 4px; flex: 1; }
nav button, .seg button {
  border: 0; background: transparent; color: var(--muted);
  padding: 7px 12px; border-radius: 7px; cursor: pointer; font: inherit;
}
nav button.active, .seg button.active { background: var(--bg); color: var(--text); font-weight: 600; }
.conn { color: var(--import); font-size: 18px; }
.conn.ok { color: var(--export); }

main { padding: 20px; max-width: 1400px; margin: 0 auto; }
.tab { display: none; }
.tab.active { display: block; }

.group-title { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 8px 0 10px; font-weight: 600; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; margin-bottom: 24px; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 14px 16px; box-shadow: var(--shadow); border-top: 3px solid var(--c, var(--accent));
}
.card .name { font-weight: 600; display: flex; justify-content: space-between; gap: 8px; }
.card .name small { color: var(--muted); font-weight: 400; font-family: ui-monospace, monospace; }
.card .power { font-size: 30px; font-weight: 700; margin: 6px 0 2px; font-variant-numeric: tabular-nums; }
.card .power.imp { color: var(--import); }
.card .power.exp { color: var(--export); }
.card .power.stale { color: var(--stale); }
.card .dir { font-size: 12px; color: var(--muted); min-height: 18px; }
.card .stats { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 12px; font-size: 13px; margin-top: 8px; font-variant-numeric: tabular-nums; }
.card .stats span { color: var(--muted); }
.card .err { color: var(--import); font-size: 12px; margin-top: 6px; }
.empty { color: var(--muted); padding: 10px 0; }

.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); margin-bottom: 16px; min-width: 0; }
.panel h3 { margin: 0 0 10px; font-size: 15px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 8px; flex-wrap: wrap; }
.panel-head h3 { margin: 0; }
.chart-box { position: relative; height: 340px; }

.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.seg { display: inline-flex; background: var(--panel); border: 1px solid var(--border); border-radius: 9px; padding: 3px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  border-radius: 999px; padding: 3px 10px; font: inherit; font-size: 13px; cursor: pointer;
}
.chip.on { border-color: var(--c, var(--accent)); box-shadow: inset 0 0 0 1px var(--c, var(--accent)); }
.chip .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--accent)); margin-right: 6px; }

.config-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; align-items: start; }
.config-grid > .panel { margin: 0; }
.topics-panel { grid-column: 1 / -1; }
@media (max-width: 900px) { .config-grid { grid-template-columns: 1fr; } }

table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list td, table.list th { padding: 8px 6px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table.list th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
table.list tr.mrow { cursor: pointer; }
table.list tr.mrow:hover td { background: var(--bg); }
.tag { font-size: 11px; padding: 1px 7px; border-radius: 999px; background: var(--bg); color: var(--muted); }
.tag.virtual { color: var(--accent); }

form label { display: block; margin-bottom: 10px; font-size: 13px; color: var(--muted); }
form label small { display: block; }
input {
  display: block; width: 100%; margin-top: 3px; padding: 8px 10px; font: inherit; font-size: 14px;
  color: var(--text); background: var(--input); border: 1px solid var(--border); border-radius: 8px;
}
fieldset { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px 2px; margin: 4px 0 12px; }
legend { font-size: 12px; font-weight: 600; color: var(--text); padding: 0 6px; text-transform: uppercase; letter-spacing: .04em; }
select {
  display: block; width: 100%; margin-top: 3px; padding: 8px 10px; font: inherit; font-size: 14px;
  color: var(--text); background: var(--input); border: 1px solid var(--border); border-radius: 8px;
}
.card.bad { border-color: var(--import); }
.badge { font-size: 11px; font-weight: 600; padding: 1px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: .04em; }
.badge.ok { background: color-mix(in srgb, var(--export) 18%, transparent); color: var(--export); }
.badge.hold { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); }
.badge.invalid, .badge.init { background: color-mix(in srgb, var(--import) 18%, transparent); color: var(--import); }
.card .errs { color: var(--import); font-size: 12px; margin-top: 8px; display: grid; gap: 2px; }
.card .out { font-size: 12px; color: var(--muted); margin-top: 8px; font-family: ui-monospace, monospace; }
input[type=color] { padding: 2px; height: 38px; }
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row label { flex: 1; min-width: 100px; }
.btn {
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  padding: 7px 14px; border-radius: 8px; cursor: pointer; font: inherit; font-size: 14px;
}
.btn:hover { background: var(--bg); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #1c1f24; font-weight: 600; }
.btn.danger { color: var(--import); }
.btn.ghost { border: 0; }
.actions { display: flex; justify-content: space-between; margin-top: 12px; }
.test-row { display: flex; gap: 10px; align-items: center; }
#ed-test-out { font-size: 14px; }
.error { color: var(--import); min-height: 20px; margin-top: 8px; font-size: 14px; }
.energy-set { margin-top: 16px; font-size: 14px; }
.energy-set summary { cursor: pointer; color: var(--muted); margin-bottom: 8px; }
.hint { color: var(--muted); font-size: 13px; }

#topic-filter { width: 220px; margin: 0; }
.topic { border-top: 1px solid var(--border); padding: 8px 0; }
.topic-name { font-family: ui-monospace, monospace; font-size: 13px; display: flex; justify-content: space-between; gap: 8px; }
.topic-name span { color: var(--muted); }
.fields { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.field { font-size: 12px; font-family: ui-monospace, monospace; }
.raw { color: var(--muted); font-size: 12px; font-family: ui-monospace, monospace; word-break: break-all; margin-top: 4px; }

.table-wrap { overflow-x: auto; margin-top: 14px; }
.table-wrap table { border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; min-width: 100%; }
.table-wrap th, .table-wrap td { padding: 5px 10px; border-bottom: 1px solid var(--border); text-align: right; white-space: nowrap; }
.table-wrap th:first-child, .table-wrap td:first-child { text-align: left; }
.table-wrap thead th { color: var(--muted); font-weight: 500; }
.imp { color: var(--import); }
.exp { color: var(--export); }

@media (max-width: 600px) {
  main { padding: 16px; }
  header { padding: 10px 16px; }
  .chart-box { height: 260px; }
}

/* ---------- Login ---------- */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-box { width: 100%; max-width: 360px; display: grid; gap: 4px; }
.login-box .brand { margin-bottom: 12px; }
.login-box .btn { width: 100%; margin-top: 6px; padding: 10px; }

/* ---------- Kopfzeile ---------- */
#site-select { width: auto; max-width: 240px; margin: 0; font-weight: 600; }
.usermenu { position: relative; }
.usermenu summary { list-style: none; cursor: pointer; padding: 6px 10px; border-radius: 8px; border: 1px solid var(--border); font-size: 14px; }
.usermenu summary::-webkit-details-marker { display: none; }
.usermenu .menu {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 200px; z-index: 10;
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .15); display: grid; gap: 2px;
}
.usermenu .menu .hint { padding: 4px 8px 8px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.usermenu .menu .btn { text-align: left; }

dialog { border: 1px solid var(--border); border-radius: 12px; background: var(--panel); color: var(--text); padding: 20px; width: min(420px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, .4); }
dialog h3 { margin-top: 0; }

/* ---------- Diverses ---------- */
.btn.small { padding: 3px 9px; font-size: 13px; }
.btn.ghost.danger { color: var(--import); }
.nowrap { white-space: nowrap; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); }
.check input { width: auto; margin: 0; }
.inline-form { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.warn { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, var(--panel)); }
tr.disabled td { opacity: .55; }
h4 { margin: 18px 0 8px; font-size: 14px; }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; overflow-wrap: anywhere; }
.secret { display: inline-flex; align-items: center; gap: 4px; flex-wrap: wrap; }
pre.code {
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px;
  font: 13px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; white-space: pre-wrap; word-break: break-all; margin: 6px 0;
}
@media (max-width: 600px) {
  .kv { grid-template-columns: 1fr; }
  .kv dt { margin-top: 6px; }
  #site-select { max-width: 160px; }
}

@media (max-width: 760px) {
  header { gap: 10px; }
  header nav { order: 3; flex-basis: 100%; overflow-x: auto; scrollbar-width: none; }
  header nav button { white-space: nowrap; }
  .usermenu { margin-left: auto; }
}