/* Schrift und Farben nach dem Auftritt von GERKEN Raumsysteme: Roboto, Rot #c40007, Grau #4b4b4b */
@font-face { font-family: "Roboto"; font-weight: 400; font-style: normal; font-display: swap; src: url("fonts/Roboto-Regular.ttf") format("truetype"); }
@font-face { font-family: "Roboto"; font-weight: 500; font-style: normal; font-display: swap; src: url("fonts/Roboto-Medium.ttf") format("truetype"); }
@font-face { font-family: "Roboto"; font-weight: 700; font-style: normal; font-display: swap; src: url("fonts/Roboto-Bold.ttf") format("truetype"); }
:root {
  --bg: #f8f9fa; --card: #fff; --text: #212529; --muted: #6c757d; --line: #dee2e6;
  --primary: #c40007; --primary-hover: #a70006; --primary-text: #fff; --secondary: #4b4b4b;
  --ok: #146c43; --ok-bg: #e3f4ea; --warn: #8a5300; --warn-bg: #fff3cd; --err: #b02a37; --err-bg: #f8d7da;
  --radius: 6px; --radius-lg: 8px;
  font-family: Roboto, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--text); background: var(--bg);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a; --card: #1e2126; --text: #e9ecef; --muted: #adb5bd; --line: #343a40;
    --primary: #e5333b; --primary-hover: #ef4a51; --ok: #5cc98a; --ok-bg: #173325; --warn: #f0b04c; --warn-bg: #3a2c12;
    --err: #ff8a80; --err-bg: #3d1a18; --secondary: #ced4da;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); }
/* Kopfzeile wie auf der Firmenseite: weiß mit Logo, roter Abschluss; bleibt auch im Dunkelmodus hell */
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 8px 16px; background: #fff; color: #4b4b4b; border-bottom: 4px solid #c40007; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { height: 40px; width: auto; display: block; }
.brand strong { font-weight: 500; font-size: 1.05rem; color: #4b4b4b; white-space: nowrap; }
.topbar #who { font-size: .9rem; color: #4b4b4b; text-align: right; }
@media (max-width: 420px) { .brand strong { display: none; } .brand img { height: 34px; } }
.tabs { display: flex; gap: 4px; overflow-x: auto; padding: 8px 12px; background: var(--card); border-bottom: 1px solid var(--line); }
.tabs button { background: none; border: 0; padding: 8px 12px; border-radius: var(--radius); color: var(--secondary); font: inherit; font-weight: 500; white-space: nowrap; cursor: pointer; }
.tabs button:hover { background: color-mix(in srgb, var(--primary) 10%, transparent); }
.tabs button.active { background: var(--primary); color: var(--primary-text); }
main { max-width: 960px; margin: 0 auto; padding: 16px; }
h2 { font-size: 1.25rem; font-weight: 500; margin: 8px 0 12px; }
h3 { font-size: 1rem; font-weight: 500; margin: 16px 0 8px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 16px; margin-bottom: 12px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.grow { flex: 1; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
input, select, textarea { font: inherit; padding: 10px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--text); min-width: 0; }
input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--primary); }
input[type=range] { padding: 0; accent-color: var(--primary); }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 1px; }
button { font: inherit; cursor: pointer; }
.btn { padding: 10px 16px; border-radius: var(--radius); font-weight: 500; border: 1px solid var(--line); background: var(--card); color: var(--text); }
a.btn { display: inline-block; text-decoration: none; }
.btn:hover { border-color: var(--secondary); }
.btn.primary { background: var(--primary); color: var(--primary-text); border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn.danger { color: var(--err); }
.btn.big { width: 100%; padding: 18px; font-size: 1.15rem; font-weight: 700; }
.btn.link { border: 0; background: none; padding: 4px 6px; color: var(--primary); }
.btn.link:hover { text-decoration: underline; border: 0; }
.btn:disabled { opacity: .5; cursor: default; }
.stat { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--primary); border-radius: var(--radius-lg); padding: 12px; }
.stat b { display: block; font-size: 1.3rem; margin-top: 4px; font-variant-numeric: tabular-nums; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .8rem; font-weight: 500; }
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.err { background: var(--err-bg); color: var(--err); }
.badge.info { background: color-mix(in srgb, var(--secondary) 14%, transparent); color: var(--secondary); }
.day { border-top: 1px solid var(--line); padding: 10px 0; }
.day:first-child { border-top: 0; }
.day-head { display: flex; justify-content: space-between; font-weight: 500; }
.entry { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 4px 0; font-size: .95rem; }
.entry .actions { white-space: nowrap; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-weight: 500; color: var(--secondary); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
dialog { border: 0; border-radius: var(--radius-lg); padding: 0; width: min(520px, calc(100vw - 32px)); background: var(--card); color: var(--text); }
dialog::backdrop { background: rgba(0,0,0,.45); }
dialog form { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.error { background: var(--err-bg); color: var(--err); padding: 10px; border-radius: var(--radius); }
.notice { background: var(--warn-bg); color: var(--warn); padding: 10px; border-radius: var(--radius); }
#toast { position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); background: #4b4b4b; color: #fff;
  padding: 10px 16px; border-radius: var(--radius); opacity: 0; transition: opacity .2s; pointer-events: none; max-width: calc(100vw - 32px); }
#toast.show { opacity: 1; }
.clock { font-size: 2.6rem; font-weight: 700; color: var(--secondary); text-align: center; font-variant-numeric: tabular-nums; margin: 8px 0; }
.login { max-width: 360px; margin: 40px auto; }
[hidden] { display: none !important; }