:root {
  --brand: #4492C6;
  --brand-dark: #25506D;
  --bg: #f4f6f8;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #6b7885;
  --border: #dfe4e9;
  --green: #2e7d32;
  --amber: #b26a00;
  --red: #c62828;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

header.appbar {
  background: #fff;
  border-bottom: 3px solid var(--brand);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}
header.appbar .brand { font-weight: 700; color: var(--brand-dark); font-size: 1.1rem; letter-spacing: .3px; }
header.appbar nav a {
  color: var(--brand-dark);
  text-decoration: none;
  margin-left: 1.1rem;
  font-size: .95rem;
}
header.appbar nav a:hover { color: var(--brand); }
header.appbar form { display: inline; margin-left: 1.1rem; }
.logout-btn { background: none; border: none; color: var(--muted); cursor: pointer; font-size: .95rem; }

.container { max-width: 960px; margin: 1.5rem auto; padding: 0 1.25rem; }
.narrow { max-width: 460px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.4rem;
  margin-bottom: 1.25rem;
}
.card h2 { margin-top: 0; color: var(--brand-dark); font-size: 1.15rem; }

.stat-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.stat {
  flex: 1 1 140px;
  background: var(--bg);
  border-radius: 8px;
  padding: 1rem;
  text-align: center;
}
.stat .num { font-size: 1.8rem; font-weight: 700; color: var(--brand); }
.stat .lbl { color: var(--muted); font-size: .85rem; }

label { display: block; font-size: .9rem; color: var(--muted); margin: .75rem 0 .25rem; }
input, select, textarea {
  width: 100%;
  padding: .6rem .7rem;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 1rem;
  font-family: inherit;
}
.checkbox-row { display: flex; align-items: center; gap: .5rem; margin-top: .75rem; }
.checkbox-row input { width: auto; }
.checkbox-row label { margin: 0; }

.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  border: none;
  padding: .65rem 1.1rem;
  border-radius: 7px;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  margin-top: 1rem;
}
.btn:hover { background: var(--brand-dark); }
.btn.small { padding: .35rem .7rem; font-size: .85rem; margin-top: 0; }
.btn.green { background: var(--green); }
.btn.red { background: var(--red); }
.btn.grey { background: var(--muted); }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .5rem; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }

.badge { display: inline-block; padding: .15rem .55rem; border-radius: 20px; font-size: .78rem; font-weight: 600; }
.badge.offen { background: #fff3e0; color: var(--amber); }
.badge.genehmigt { background: #e8f5e9; color: var(--green); }
.badge.abgelehnt { background: #ffebee; color: var(--red); }
.badge.urlaub { background: #e3f2fd; color: var(--brand-dark); }
.badge.krankheit { background: #fce4ec; color: #ad1457; }
.badge.sonstiges { background: #ede7f6; color: #5e35b1; }

.flash { background: #e8f5e9; color: var(--green); padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; }
.error { background: #ffebee; color: var(--red); padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; }

.qr { text-align: center; }
.qr img { width: 200px; height: 200px; }
.secret { font-family: monospace; background: var(--bg); padding: .5rem; border-radius: 6px; word-break: break-all; font-size: .85rem; }

.muted { color: var(--muted); font-size: .88rem; }

/* Kalender */
.cal-wrap { overflow-x: auto; }
.cal { border-collapse: collapse; min-width: 700px; }
.cal th, .cal td { border: 1px solid var(--border); padding: .2rem; text-align: center; font-size: .72rem; min-width: 22px; }
.cal th.name-col, .cal td.name-col { text-align: left; min-width: 130px; padding-left: .5rem; font-size: .85rem; position: sticky; left: 0; background: #fff; }
.cal td.we { background: #f0f2f4; }
.cal td.fe, .cal th.fe { background: #fde7c4; color: #8a5a00; }
.cal td.u { background: var(--brand); color: #fff; }
.cal td.u-offen { background: #bcd9ec; }
.cal td.k { background: #f48fb1; color: #fff; }
.cal td.s { background: #b39ddb; color: #fff; }
.cal-nav { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.legend { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: .75rem; font-size: .8rem; }
.legend span { display: inline-flex; align-items: center; gap: .35rem; }
.legend i { width: 14px; height: 14px; border-radius: 3px; display: inline-block; }