:root {
  --ink: #1d2a30;
  --muted: #64737a;
  --line: #dfe5e7;
  --bg: #f5f7f8;
  --card: #fff;
  --accent: #0e5563;
  --accent-soft: #e3eff1;
  --own: #0e5563;
  --busy: #b9c3c7;
  --pending: #c98a12;
  --danger: #b3261e;
  --ok: #2e7d32;
  --radius: 8px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
.muted { color: var(--muted); }
.pad { padding: 24px; }
[hidden] { display: none !important; }

/* Kopf */
.top { display: flex; align-items: center; gap: 24px; padding: 12px 24px; background: var(--card);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.mark { width: 28px; height: 28px; border-radius: 6px; background: var(--accent); display: inline-block; }
.brand-title { font-weight: 600; }
.brand-sub { font-size: 13px; color: var(--muted); }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { padding: 6px 12px; border-radius: 6px; text-decoration: none; color: var(--ink); }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.who { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: 14px; }

main { max-width: 1280px; margin: 0 auto; padding: 20px 24px 60px; }
h1 { font-size: 22px; margin: 0 0 4px; font-weight: 600; }
h2 { font-size: 17px; margin: 28px 0 10px; font-weight: 600; }

/* Bedienelemente */
.btn { border: 1px solid var(--line); background: var(--card); border-radius: 6px; padding: 7px 14px;
  cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: #b6c1c5; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:disabled { opacity: .45; cursor: not-allowed; }
.btn.danger { color: var(--danger); border-color: #e5c3c1; }
.btn.small { padding: 4px 10px; font-size: 13px; }
.btn.link { border: none; background: none; color: var(--accent); padding: 4px 6px; }
label, .lbl { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=date], input[type=number], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
textarea { min-height: 64px; resize: vertical; }
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1 1 140px; }
.field { margin-bottom: 14px; }
.check { display: inline-flex; align-items: center; gap: 6px; margin: 0 14px 6px 0; color: var(--ink); font-size: 15px; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.seg button { border: none; background: #fff; padding: 7px 14px; cursor: pointer; }
.seg button.on { background: var(--accent); color: #fff; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }

/* Login */
.login { max-width: 380px; margin: 60px auto; }
.login h1 { margin-bottom: 16px; }
.error { color: var(--danger); font-size: 14px; margin: 8px 0; }
.errors { margin: 10px 0; padding: 10px 12px; background: #fbeceb; border-radius: 6px; color: var(--danger); font-size: 14px; }
.errors ul, .infos ul { margin: 0; padding-left: 18px; }
.infos { margin: 10px 0; padding: 10px 12px; background: var(--accent-soft); border-radius: 6px; font-size: 14px; }

/* Kontingent */
.quota { display: flex; gap: 12px; flex-wrap: wrap; margin: 14px 0 18px; }
.quota .q { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; min-width: 220px; flex: 1; }
.q .q-label { font-size: 13px; color: var(--muted); }
.q .q-val { font-size: 20px; font-weight: 600; margin-top: 2px; }
.q .bar { height: 6px; background: var(--line); border-radius: 3px; margin-top: 8px; overflow: hidden; }
.q .bar span { display: block; height: 100%; background: var(--accent); }
.q .q-sub { font-size: 12px; color: var(--muted); margin-top: 6px; }

/* Kalender */
.toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.toolbar .title { font-weight: 600; margin: 0 8px; min-width: 220px; }
.toolbar .spacer { flex: 1; }
.legend { display: flex; gap: 14px; font-size: 13px; color: var(--muted); margin: 10px 0 0; flex-wrap: wrap; }
.legend i { display: inline-block; width: 12px; height: 12px; border-radius: 3px; vertical-align: -1px; margin-right: 5px; }
.cal { margin-top: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }
.cal-inner { min-width: 860px; }
.cal-head, .cal-day .lane { display: grid; grid-template-columns: 150px 1fr; }
.cal-head { position: sticky; top: 0; background: var(--card); border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted); }
.hours { position: relative; height: 26px; }
.hours span { position: absolute; top: 6px; transform: translateX(-50%); }
.cal-day { border-bottom: 1px solid var(--line); }
.cal-day.weekend .track, .cal-day.holiday .track { background: #fafbfb; }
.day-label { grid-column: 1 / -1; padding: 8px 12px 2px; font-weight: 600; font-size: 14px; display: flex; gap: 8px; align-items: baseline; }
.day-label .hol { font-weight: 400; color: var(--muted); font-size: 12px; }
.cal-day.today .day-label { color: var(--accent); }
.lane-name { padding: 4px 12px; font-size: 13px; color: var(--muted); align-self: center; }
.track { position: relative; height: 34px; margin: 3px 0; border-left: 1px solid var(--line);
  background-image: repeating-linear-gradient(to right, transparent 0, transparent calc(100% / 15 - 1px), #eef1f2 calc(100% / 15 - 1px), #eef1f2 calc(100% / 15));
  cursor: pointer; }
.track.closed { cursor: default; }
.track .past { position: absolute; top: 0; bottom: 0; left: 0; background: rgba(240, 242, 243, .85); pointer-events: none; }
.block { position: absolute; top: 3px; bottom: 3px; border-radius: 5px; padding: 0 8px; font-size: 12px;
  overflow: hidden; white-space: nowrap; text-overflow: ellipsis; line-height: 28px; cursor: default; }
.block.busy { background: repeating-linear-gradient(135deg, #d5dcdf 0 6px, #c9d1d5 6px 12px); color: #46555b; }
button.block { border: none; font: inherit; font-size: 12px; text-align: left; }
button.block:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
.block.own { background: var(--own); color: #fff; cursor: pointer; }
.block.org { background: #5d8e98; color: #fff; cursor: pointer; }
.block.pending { background: #f3e2bd; color: #6a4a07; border: 1px dashed var(--pending); }
.block.admin { color: #fff; cursor: pointer; }
.hover-slot { position: absolute; top: 3px; bottom: 3px; border-radius: 5px; background: var(--accent-soft);
  border: 1px dashed var(--accent); pointer-events: none; font-size: 12px; color: var(--accent); padding-left: 6px; line-height: 28px; }

/* Räume */
.rooms { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.room img { width: 100%; height: 150px; object-fit: cover; border-radius: 6px; margin-bottom: 10px; background: var(--bg); }
.room h3 { margin: 0 0 6px; font-size: 15px; }
.room p { margin: 0; font-size: 14px; color: var(--muted); }
.plan img { max-width: 100%; border-radius: 6px; border: 1px solid var(--line); }

/* Listen und Tabellen */
.list { display: flex; flex-direction: column; gap: 8px; }
.item { display: flex; align-items: center; gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 10px 14px; flex-wrap: wrap; }
.item .main { flex: 1 1 260px; }
.item .t { font-weight: 600; }
.item .s { font-size: 13px; color: var(--muted); }
.chip { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); white-space: nowrap; }
.chip.pending { background: #f7ead0; color: #6a4a07; }
.chip.cancelled, .chip.rejected { background: #eef0f1; color: var(--muted); }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; color: var(--muted); font-weight: 600; background: #fafbfb; }
.table-wrap { overflow-x: auto; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin: 12px 0; }
.filters > div { min-width: 150px; }

/* Dialog */
dialog { border: none; border-radius: 10px; padding: 0; width: min(620px, 94vw); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(20, 30, 35, .35); }
.dlg-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.dlg-head h2 { margin: 0; }
.dlg-body { padding: 16px 20px; max-height: 70vh; overflow-y: auto; }
.dlg-foot { display: flex; gap: 8px; justify-content: flex-end; padding: 12px 20px; border-top: 1px solid var(--line); background: #fafbfb; }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 6px 12px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.secret { font-family: ui-monospace, Menlo, monospace; font-size: 18px; padding: 10px; background: var(--accent-soft); border-radius: 6px; user-select: all; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: #fff;
  padding: 10px 18px; border-radius: 8px; z-index: 100; font-size: 14px; max-width: 90vw; }
.toast.bad { background: var(--danger); }

@media (max-width: 700px) {
  main { padding: 14px; }
  .cal-inner { min-width: 620px; }
  .cal-head, .cal-day .lane { grid-template-columns: 76px 1fr; }
  .lane-name { padding: 4px 6px; font-size: 12px; }
  .toolbar .title { min-width: 0; }
  .top { padding: 10px 14px; gap: 10px; }
  .who { margin-left: 0; }
  .kv { grid-template-columns: 1fr; }
}