/* SmartBox Dashboard — nüchtern, industriell, hell/dunkel */
:root {
  --bg: #f4f5f7; --panel: #ffffff; --panel-2: #f8f9fb; --line: #dfe3e8; --line-2: #eceff3;
  --text: #17202a; --muted: #5f6b7a; --faint: #8a95a3;
  --accent: #0f766e; --accent-2: #115e59; --accent-soft: #ccfbf1;
  --ok: #15803d; --ok-soft: #dcfce7; --warn: #b45309; --warn-soft: #fef3c7;
  --err: #b91c1c; --err-soft: #fee2e2; --info: #1d4ed8; --info-soft: #dbeafe;
  --top: #111827; --top-text: #e5e7eb;
  --mono: ui-monospace, "Cascadia Mono", "JetBrains Mono", Consolas, monospace;
  --sans: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  --r: 8px; --shadow: 0 1px 2px rgba(16,24,40,.06), 0 1px 3px rgba(16,24,40,.08);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117; --panel: #151b23; --panel-2: #11161d; --line: #2a333e; --line-2: #222a33;
    --text: #e6edf3; --muted: #9aa6b2; --faint: #6e7a87;
    --accent: #2dd4bf; --accent-2: #5eead4; --accent-soft: #0f3a37;
    --ok: #4ade80; --ok-soft: #12351f; --warn: #fbbf24; --warn-soft: #3a2c0b;
    --err: #f87171; --err-soft: #3d1414; --info: #60a5fa; --info-soft: #132a4a;
    --top: #090c10; --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 var(--sans); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 12.5px; }
h1 { font-size: 20px; margin: 0; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 15px; margin: 0 0 10px; font-weight: 650; }
h3 { font-size: 13px; margin: 0 0 8px; font-weight: 650; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
[hidden] { display: none !important; }

/* Topbar */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 24px;
  height: 52px; padding: 0 20px; background: var(--top); color: var(--top-text); }
.brand { display: flex; align-items: center; gap: 10px; color: var(--top-text); font-size: 15px; }
.brand:hover { text-decoration: none; }
.brand b { font-weight: 650; color: #fff; }
.brand-mark { width: 22px; height: 22px; border-radius: 5px; background: #0f766e;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.15); position: relative; }
.brand-mark::after { content: ""; position: absolute; left: 5px; right: 5px; top: 10px; height: 2px;
  background: #fff; transform: skewY(-25deg); }
.mainnav { display: flex; gap: 4px; flex: 1; }
.mainnav a { color: #aab3bf; padding: 6px 12px; border-radius: 6px; }
.mainnav a:hover { color: #fff; background: rgba(255,255,255,.06); text-decoration: none; }
.mainnav a.active { color: #fff; background: rgba(255,255,255,.1); }
.usermenu { display: flex; align-items: center; gap: 10px; }
.usermenu .btn.ghost { color: var(--top-text); border-color: rgba(255,255,255,.18); }
.mqtt-dot { width: 9px; height: 9px; border-radius: 50%; background: #6b7280; }
.mqtt-dot.on { background: #22c55e; box-shadow: 0 0 0 3px rgba(34,197,94,.2); }

main { max-width: 1320px; margin: 0 auto; padding: 22px 20px 60px; }

/* Panels */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow); padding: 16px 18px; margin-bottom: 16px; }
.panel.flush { padding: 0; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-bottom: 12px; flex-wrap: wrap; }
.panel-head h2 { margin: 0; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-bottom: 18px; flex-wrap: wrap; }
.page-head .sub { color: var(--muted); margin-top: 2px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-side { display: grid; grid-template-columns: 280px 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .grid2, .grid-side { grid-template-columns: 1fr; } }

/* Buttons & Inputs */
.btn { display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px;
  border-radius: 6px; border: 1px solid var(--line); background: var(--panel); color: var(--text);
  font: 500 13px var(--sans); cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--panel-2); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (prefers-color-scheme: dark) { .btn.primary { color: #04201d; } }
.btn.primary:hover { background: var(--accent-2); }
.btn.danger { color: var(--err); }
.btn.ghost { background: transparent; }
.btn.sm { height: 26px; padding: 0 8px; font-size: 12px; }
.btn.rec { border-color: var(--err); color: var(--err); }
.btn.rec .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--err); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .25; } }
input, select, textarea { height: 32px; padding: 0 10px; border: 1px solid var(--line); border-radius: 6px;
  background: var(--panel); color: var(--text); font: 13px var(--sans); min-width: 0; }
input:focus, select:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
input.mono { font-family: var(--mono); }
input.num { width: 90px; text-align: right; font-variant-numeric: tabular-nums; }
input.unit { width: 70px; }
label.field { display: grid; gap: 4px; font-size: 12px; color: var(--muted); font-weight: 500; }
label.field input, label.field select { width: 100%; }
.form { display: grid; gap: 12px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.spacer { flex: 1; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.small { font-size: 12px; }

/* Tabs */
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs a { padding: 9px 14px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px;
  white-space: nowrap; font-weight: 500; }
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); }
.tabs .count { display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 4px; border-radius: 9px;
  background: var(--warn-soft); color: var(--warn); font-size: 11px; text-align: center; }

/* Tabellen */
.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11.5px; font-weight: 600; color: var(--muted); text-transform: uppercase;
  letter-spacing: .03em; padding: 9px 12px; background: var(--panel-2); border-bottom: 1px solid var(--line);
  white-space: nowrap; }
td { padding: 8px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover td { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.clickable { cursor: pointer; }
.empty { padding: 28px; text-align: center; color: var(--muted); }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 10px;
  font-size: 11.5px; font-weight: 600; background: var(--line-2); color: var(--muted); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.err { background: var(--err-soft); color: var(--err); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; display: inline-block; }

/* Topic-Baukasten */
.topic-builder { display: flex; align-items: stretch; border: 1px solid var(--line); border-radius: 6px;
  overflow: hidden; background: var(--panel); flex-wrap: wrap; }
.topic-builder .seg { display: flex; align-items: center; padding: 0 10px; font-family: var(--mono);
  font-size: 13px; background: var(--panel-2); color: var(--muted); border-right: 1px solid var(--line); }
.topic-builder select, .topic-builder input { border: 0; border-radius: 0; height: 36px;
  border-right: 1px solid var(--line); font-family: var(--mono); }
.topic-builder input { flex: 1; min-width: 160px; }
.topic-preview { margin-top: 8px; font-family: var(--mono); font-size: 13px; padding: 8px 10px;
  border-radius: 6px; background: var(--accent-soft); color: var(--accent); word-break: break-all; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 3px 4px 3px 10px; border-radius: 14px;
  background: var(--panel-2); border: 1px solid var(--line); font-family: var(--mono); font-size: 12px; }
.chip button { border: 0; background: none; color: var(--faint); cursor: pointer; font-size: 14px;
  line-height: 1; padding: 0 4px; }
.chip button:hover { color: var(--err); }
.copy { cursor: pointer; border: 0; background: none; color: var(--faint); padding: 2px 4px; font-size: 12px; }
.copy:hover { color: var(--accent); }

/* Key/Value (Inbetriebnahme) */
.kv { display: grid; grid-template-columns: 170px 1fr auto; gap: 0; border: 1px solid var(--line); border-radius: 6px; }
.kv > div { padding: 7px 10px; border-bottom: 1px solid var(--line-2); }
.kv > div:nth-last-child(-n+3) { border-bottom: 0; }
.kv .k { color: var(--muted); font-size: 12.5px; background: var(--panel-2); }
.kv .v { font-family: var(--mono); font-size: 12.5px; word-break: break-all; }
.note { padding: 10px 12px; border-radius: 6px; background: var(--info-soft); color: var(--info); font-size: 13px; }
.note.warn { background: var(--warn-soft); color: var(--warn); }
.note ul { margin: 4px 0 0; padding-left: 18px; }
.secret { font-family: var(--mono); font-size: 15px; padding: 10px 12px; border-radius: 6px;
  border: 1px dashed var(--warn); background: var(--warn-soft); color: var(--text); user-select: all; }

/* Live */
.live-head { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.stat { display: grid; }
.stat b { font-size: 20px; font-variant-numeric: tabular-nums; font-weight: 650; }
.stat span { font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.livelog { max-height: 340px; overflow: auto; font-family: var(--mono); font-size: 12px; }
.livelog td { padding: 4px 10px; }
tr.flash td { animation: flash 1.2s ease-out; }
@keyframes flash { from { background: var(--accent-soft); } to { background: transparent; } }

/* Signalauswahl */
.siglist { display: grid; gap: 2px; max-height: 460px; overflow: auto; }
.siglist .grp { font-size: 11px; color: var(--faint); text-transform: uppercase; letter-spacing: .05em;
  margin: 8px 0 2px; font-weight: 600; }
.siglist label { display: flex; align-items: center; gap: 8px; padding: 4px 6px; border-radius: 5px; cursor: pointer; }
.siglist label:hover { background: var(--panel-2); }
.siglist .sw { width: 10px; height: 10px; border-radius: 2px; flex: none; }
.siglist .unit { margin-left: auto; color: var(--faint); font-size: 12px; }
.range { display: flex; gap: 4px; flex-wrap: wrap; }
.range .btn.on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.chart { min-height: 380px; }
.u-legend { font-size: 12px; }
.uplot { font-family: var(--sans); }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login { width: 360px; max-width: 100%; }
.login .brandline { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.login .brandline .brand-mark { width: 30px; height: 30px; }
.err-msg { color: var(--err); font-size: 13px; min-height: 18px; }

/* Modal & Toast */
.modal-back { position: fixed; inset: 0; background: rgba(10,14,20,.55); display: grid; place-items: center;
  z-index: 50; padding: 16px; }
.modal { background: var(--panel); border-radius: 10px; width: 560px; max-width: 100%; max-height: 90vh;
  overflow: auto; padding: 20px 22px; box-shadow: 0 20px 50px rgba(0,0,0,.3); }
.modal h2 { font-size: 17px; margin-bottom: 14px; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); padding: 10px 16px;
  border-radius: 8px; background: var(--top); color: #fff; z-index: 60; font-size: 13px; box-shadow: var(--shadow); }
.toast.err { background: #991b1b; }

@media (max-width: 640px) {
  .topbar { gap: 10px; padding: 0 12px; }
  .brand span:last-child { display: none; }
  main { padding: 16px 12px 40px; }
  .kv { grid-template-columns: 1fr auto; }
  .kv .k { grid-column: 1 / -1; }
}

/* Druck: nur Inbetriebnahmeblatt */
@media print {
  body { background: #fff; color: #000; }
  .topbar, .tabs, .page-head .row, .noprint { display: none !important; }
  .panel { box-shadow: none; border: 0; }
  .printonly { display: block !important; }
}
.printonly { display: none; }
.modal-actions { margin-top: 18px; }
.mt { margin-top: 10px; }
.chip + .chip { margin-left: 0; }
ol.small { padding-left: 18px; margin: 0; }
h1 .mono { font-size: inherit; }
.panel.flush > .panel-head { padding: 14px 16px 0; }
.panel.flush > p { padding: 0 16px 12px; margin: 10px 0 0; }
.panel.flush > .panel-head.pad { padding: 14px 16px; }