:root {
  --primary: #0d3b66;
  --primary-light: #d9e1f2;
  --grau: #444;
  --grau-light: #e0e0e0;
  --warn: #c00000;
  --ok: #2e7d32;
}

* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0; color: #222; background: #f6f7f9;
  font-size: 14px;
}

.topbar {
  display: flex; align-items: center; gap: 18px;
  background: var(--primary); color: #fff;
  padding: 12px 22px;
}
.topbar .brand { color: #fff; text-decoration: none; font-weight: bold; font-size: 17px; }
.topbar .nav { display: flex; gap: 16px; margin-left: auto; align-items: center; }
.topbar .nav a { color: #fff; text-decoration: none; font-weight: 500; padding: 6px 10px; border-radius: 4px; }
.topbar .nav a:hover { background: rgba(255,255,255,.12); }
.topbar .nav form.logout { display: inline-flex; gap: 8px; align-items: center; }
.topbar .nav .user { font-size: 13px; opacity: .85; }
.topbar .nav button { background: #fff; color: var(--primary); border: none; padding: 6px 12px; border-radius: 4px; cursor: pointer; font-weight: 500; }

.container { max-width: 1280px; margin: 22px auto; padding: 0 22px; }

h1 { margin-top: 0; font-size: 22px; }
h2 { margin-top: 28px; font-size: 17px; color: var(--primary); }

.card { background: #fff; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,.08); padding: 18px 22px; margin-bottom: 18px; }

table { border-collapse: collapse; width: 100%; }
th, td { padding: 8px 10px; border-bottom: 1px solid #e6e8eb; text-align: left; vertical-align: middle; }
th { background: #f1f3f6; font-weight: 600; }
table.compact th, table.compact td { padding: 4px 6px; font-size: 13px; }

input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], select, textarea {
  padding: 6px 9px; border: 1px solid #ccd0d6; border-radius: 4px; font-size: 14px; width: 100%; background: #fff;
}
input[type=color] { width: 60px; height: 30px; padding: 2px; border: 1px solid #ccd0d6; border-radius: 4px; }
button, .btn {
  display: inline-block; padding: 7px 14px; border-radius: 4px; cursor: pointer;
  border: 1px solid var(--primary); background: var(--primary); color: #fff;
  font-size: 13px; font-weight: 500; text-decoration: none;
}
button.secondary, .btn.secondary { background: #fff; color: var(--primary); }
button.danger, .btn.danger { background: var(--warn); border-color: var(--warn); }
button:hover, .btn:hover { opacity: .9; }

.flex { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 99px; font-size: 11px; font-weight: 600; }
.badge.gruen { background: #e6f4ea; color: #2e7d32; }
.badge.gelb  { background: #fff8e1; color: #b27600; }
.badge.rot   { background: #fdecea; color: var(--warn); }
.badge.grau  { background: #eceff1; color: #455a64; }

.fehler { background: #fdecea; color: var(--warn); padding: 10px 14px; border-radius: 4px; margin-bottom: 12px; }
.hinweis { background: #fff8e1; color: #7a5d00; padding: 10px 14px; border-radius: 4px; margin-bottom: 12px; }
.ok { background: #e6f4ea; color: #2e7d32; padding: 10px 14px; border-radius: 4px; margin-bottom: 12px; }

.login-box {
  max-width: 380px; margin: 80px auto; background: #fff; padding: 28px; border-radius: 8px;
  box-shadow: 0 4px 18px rgba(0,0,0,.08);
}
.login-box h1 { text-align: center; }

/* Plan-Editor */
.plan-tabelle td.us-zelle { padding: 0; }
.plan-tabelle select { border: none; background: transparent; }
.plan-tabelle .sondergrund { font-style: italic; color: #555; }

.gruppe-card {
  border: 1px solid var(--grau); padding: 10px; border-radius: 4px;
  min-width: 150px; text-align: center; font-size: 13px;
}

.legende { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }