:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #6b7280;
  --border: #d9dde3;
  --primary: #1d4ed8;
  --primary-dark: #1e40af;
  --green: #15803d;
  --green-bg: #dcfce7;
  --yellow: #a16207;
  --yellow-bg: #fef9c3;
  --red: #b91c1c;
  --red-bg: #fee2e2;
  --gray: #4b5563;
  --gray-bg: #e5e7eb;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Kopf & Navigation ---- */
.topbar {
  background: #111827;
  color: #fff;
  padding: 0 16px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.topbar .brand {
  font-weight: 600;
  color: #fff;
  padding: 12px 8px 12px 0;
  margin-right: 8px;
  white-space: nowrap;
}
.topbar nav { display: flex; flex-wrap: wrap; gap: 2px; flex: 1; }
.topbar nav a {
  color: #d1d5db;
  padding: 12px 10px;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}
.topbar nav a:hover { color: #fff; text-decoration: none; }
.topbar nav a.active { color: #fff; border-bottom-color: var(--primary); }
.topbar .userbox { display: flex; align-items: center; gap: 8px; color: #d1d5db; padding: 8px 0; }
.topbar .userbox form { margin: 0; }

.container { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }

h1 { font-size: 1.5rem; margin: 0 0 16px; }
h2 { font-size: 1.15rem; margin: 24px 0 10px; }
h3 { font-size: 1rem; margin: 16px 0 8px; }

/* ---- Karten & Tabellen ---- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
}
.card h2:first-child, .card h3:first-child { margin-top: 0; }

table { width: 100%; border-collapse: collapse; background: var(--card); }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f9fafb; font-weight: 600; white-space: nowrap; }
tr:hover td { background: #f8fafc; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 16px; background: var(--card); }
.table-wrap table { border: none; }

/* ---- Statusfarben ---- */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
}
.st-gueltig { background: var(--green-bg); color: var(--green); }
.st-bald { background: var(--yellow-bg); color: var(--yellow); }
.st-ueberfaellig { background: var(--red-bg); color: var(--red); }
.st-offen { background: var(--gray-bg); color: var(--gray); }
.st-review { background: #fde68a; color: #92400e; }

/* ---- Dashboard-Kacheln ---- */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 20px; }
.tile {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 5px solid var(--gray);
  border-radius: 8px;
  padding: 14px;
  color: var(--text);
}
.tile:hover { text-decoration: none; box-shadow: 0 2px 6px rgba(0,0,0,0.08); }
.tile .num { font-size: 1.9rem; font-weight: 700; line-height: 1.2; }
.tile .lbl { color: var(--muted); font-size: 0.88rem; }
.tile.t-red { border-left-color: var(--red); }
.tile.t-yellow { border-left-color: #ca8a04; }
.tile.t-green { border-left-color: var(--green); }
.tile.t-gray { border-left-color: var(--gray); }
.tile.t-blue { border-left-color: var(--primary); }

/* ---- Formulare ---- */
label { display: block; font-weight: 600; margin: 10px 0 4px; }
input[type=text], input[type=password], input[type=email], input[type=date], input[type=number], select, textarea {
  width: 100%;
  max-width: 420px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  background: #fff;
}
textarea { max-width: 640px; }
input:focus, select:focus, textarea:focus { outline: 2px solid #93c5fd; border-color: var(--primary); }
.form-row { display: flex; flex-wrap: wrap; gap: 16px; }
.form-row > div { flex: 1; min-width: 200px; }
.checkline { display: flex; align-items: center; gap: 8px; font-weight: normal; margin: 6px 0; }
.checkline input { width: auto; }

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; color: #fff; }
.btn.secondary { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: #f3f4f6; }
.btn.danger { background: var(--red); }
.btn.danger:hover { background: #991b1b; }
.btn.small { padding: 4px 10px; font-size: 0.85rem; font-weight: 500; }
.btn.success { background: var(--green); }
.btn.success:hover { background: #166534; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.inline-form { display: inline; }

/* ---- Meldungen ---- */
.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.flash.success { background: var(--green-bg); color: var(--green); border: 1px solid #86efac; }
.flash.error { background: var(--red-bg); color: var(--red); border: 1px solid #fca5a5; }
.hint { color: var(--muted); font-size: 0.88rem; }
.warn-box { background: var(--yellow-bg); border: 1px solid #fde047; color: #713f12; padding: 10px 14px; border-radius: 6px; margin-bottom: 12px; }

/* ---- Filterleiste ---- */
.filterbar { display: flex; flex-wrap: wrap; gap: 8px; align-items: end; margin-bottom: 16px; }
.filterbar label { margin: 0 0 2px; font-size: 0.85rem; }
.filterbar select, .filterbar input { max-width: 220px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.chips a {
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-size: 0.88rem;
}
.chips a.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.chips a:hover { text-decoration: none; border-color: var(--primary); }

/* ---- Dialog ---- */
dialog {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  max-width: 520px;
  width: calc(100% - 40px);
}
dialog::backdrop { background: rgba(0,0,0,0.4); }

/* ---- Login ---- */
.login-wrap { max-width: 380px; margin: 8vh auto 0; }
.login-wrap .card { padding: 24px; }
.login-wrap h1 { text-align: center; }
.login-wrap input { max-width: 100%; }
.login-wrap .btn { width: 100%; margin-top: 14px; }

/* ---- Import-Vorschau ---- */
.import-cell input { max-width: 130px; padding: 4px 6px; font-size: 0.85rem; }
.kind-tag { font-size: 0.75rem; display: block; margin-top: 2px; }
.kind-date { color: var(--green); }
.kind-year, .kind-text { color: #b45309; font-weight: 600; }
.kind-empty { color: var(--muted); }

@media (max-width: 700px) {
  .topbar { padding: 0 8px; }
  .topbar nav a { padding: 10px 7px; font-size: 0.85rem; }
  .container { padding: 12px 8px 40px; }
  th, td { padding: 6px; font-size: 0.87rem; }
}