/* ==========================================================================
   Thermische Raumsimulation – Stylesheet
   Farbrollen gemäss Dataviz-Referenzpalette (Light Theme)
   ========================================================================== */

:root {
  /* Flächen und Tinte */
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  /* Serienfarben (validiert): A = Blau, B = Aqua, Kontext = Grau */
  --series-a: #2a78d6;
  --series-b: #1baf7a;
  --series-context: #898781;
  /* Statusfarben (fix, nie als Serienfarbe) */
  --status-good: #0ca30c;
  --status-warn: #fab219;
  --status-crit: #d03b3b;
  --status-good-text: #006300;

  --sidebar-w: 340px;
  --radius: 10px;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}

/* --------------------------------------------------------------------------
   Kopfzeile
   -------------------------------------------------------------------------- */
header {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

header h1 { font-size: 17px; margin: 0; font-weight: 650; }

.demo-chip {
  font-size: 12px;
  color: var(--ink-2);
  background: var(--page);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}

.header-actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }

button {
  font: inherit;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}
button:hover { background: var(--page); }
button.active-toggle { background: var(--ink); color: #fff; border-color: var(--ink); }

/* --------------------------------------------------------------------------
   Layout: Seitenleiste + Dashboard
   -------------------------------------------------------------------------- */
.layout { display: flex; min-height: calc(100vh - 57px); }

aside {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 14px 16px 40px;
  overflow-y: auto;
  max-height: calc(100vh - 57px);
  position: sticky;
  top: 57px;
}

main { flex: 1; padding: 18px 22px 60px; min-width: 0; }

/* Konfigurations-Tabs (Vergleichsmodus) */
.config-tabs { display: none; gap: 6px; margin-bottom: 12px; }
.config-tabs.visible { display: flex; }
.config-tabs button { flex: 1; font-weight: 600; }
.config-tabs button[data-cfg="A"].active { background: var(--series-a); color: #fff; border-color: var(--series-a); }
.config-tabs button[data-cfg="B"].active { background: var(--series-b); color: #fff; border-color: var(--series-b); }

/* Parametergruppen */
details.group {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 10px;
  background: var(--surface);
}
details.group summary {
  cursor: pointer;
  font-weight: 650;
  padding: 10px 12px;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}
details.group summary::before { content: "▸"; color: var(--muted); font-size: 11px; transition: transform .15s; }
details.group[open] summary::before { transform: rotate(90deg); }
details.group .group-body { padding: 2px 12px 12px; display: grid; gap: 10px; }

.field { display: grid; gap: 4px; }
.field label { font-size: 12.5px; color: var(--ink-2); font-weight: 550; display: flex; align-items: center; gap: 5px; }
.field .row { display: flex; gap: 8px; }
.field .row > * { flex: 1; min-width: 0; }

input[type="number"], select {
  font: inherit;
  font-size: 13.5px;
  padding: 7px 9px;
  border-radius: 8px;
  border: 1px solid var(--baseline);
  background: #fff;
  color: var(--ink);
  width: 100%;
}
input[type="number"]:focus, select:focus { outline: 2px solid var(--series-a); outline-offset: 0; border-color: transparent; }

.check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; }
.check input { width: 16px; height: 16px; accent-color: var(--series-a); }

.subtle { font-size: 12px; color: var(--muted); }

/* Segment-Buttons (z. B. Orientierung) */
.segments { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; }
.segments button { padding: 6px 0; font-size: 12.5px; }
.segments button.active { background: var(--series-a); color: #fff; border-color: var(--series-a); }

/* --------------------------------------------------------------------------
   Tooltips (Fachbegriffe): Info-Punkt; die Erklärungsbox wird per JS
   positioniert (position: fixed), damit sie nie vom Fensterrand oder vom
   Scroll-Container der Seitenleiste abgeschnitten wird.
   -------------------------------------------------------------------------- */
.tip {
  display: inline-flex;
  width: 15px; height: 15px;
  align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--grid);
  color: var(--ink-2);
  font-size: 10.5px;
  font-weight: 700;
  cursor: help;
  flex: 0 0 15px;
}

#tooltip-box {
  position: fixed;
  max-width: 280px;
  background: var(--ink);
  color: #fff;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.4;
  padding: 8px 10px;
  border-radius: 8px;
  pointer-events: none;
  z-index: 200;
  opacity: 0;
  transition: opacity .12s;
}
#tooltip-box.visible { opacity: 1; }

/* --------------------------------------------------------------------------
   KPI-Kacheln
   -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
}
.kpi .kpi-label { font-size: 12px; color: var(--ink-2); display: flex; align-items: center; gap: 5px; }
.kpi .kpi-value { font-size: 26px; font-weight: 650; margin-top: 2px; }
.kpi .kpi-sub { font-size: 12px; color: var(--muted); }
.kpi .kpi-b { font-size: 14px; color: var(--ink-2); margin-top: 2px; }
.kpi .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.dot.a { background: var(--series-a); }
.dot.b { background: var(--series-b); }

/* Ampel: Farbe + Icon + Text (nie Farbe allein) */
.ampel { display: inline-flex; align-items: center; gap: 7px; font-weight: 650; font-size: 15px; margin-top: 4px; }
.ampel .icon { font-size: 16px; }
.ampel.gruen { color: var(--status-good-text); }
.ampel.gelb  { color: #8a5c00; }
.ampel.rot   { color: var(--status-crit); }

/* --------------------------------------------------------------------------
   Chart-Karten
   -------------------------------------------------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 16px;
}
.card h2 { font-size: 14.5px; margin: 0 0 2px; font-weight: 650; display: flex; align-items: center; gap: 6px; }
.card .card-sub { font-size: 12.5px; color: var(--muted); margin-bottom: 8px; }
.chart { width: 100%; min-height: 280px; }

.annahmen table { border-collapse: collapse; width: 100%; font-size: 12.5px; }
.annahmen td { padding: 4px 8px 4px 0; color: var(--ink-2); vertical-align: top; }
.annahmen td:first-child { color: var(--muted); white-space: nowrap; }

.hidden { display: none !important; }

#status-line { font-size: 12.5px; color: var(--muted); min-height: 18px; margin-bottom: 10px; }
#status-line.error { color: var(--status-crit); }

/* --------------------------------------------------------------------------
   Responsive: Tablet / schmale Fenster
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .layout { flex-direction: column; }
  aside {
    width: 100%;
    flex: none;
    position: static;
    max-height: none;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
  main { padding: 14px; }
}

/* --------------------------------------------------------------------------
   Fusszeile
   -------------------------------------------------------------------------- */
/* Steht am Ende der Ergebnis-Seite (innerhalb von <main>) */
footer {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 24px;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 2px 0;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
}

/* --------------------------------------------------------------------------
   Druck (PDF-Export via Browser-Druckdialog)
   -------------------------------------------------------------------------- */
@media print {
  header .header-actions, aside, #status-line { display: none !important; }
  header { position: static; }
  body { background: #fff; }
  .card, .kpi { break-inside: avoid; border-color: #ccc; }
  main { padding: 0; }
}