/* Minimaler, zweckmäßiger Vendor-Stil. Kein Framework. */
:root {
  --bg:      #f6f7f9;
  --fg:      #1a1f29;
  --muted:   #6c7280;
  --line:    #e2e4ea;
  --card:    #ffffff;
  --accent:  #2b5fff;
  --warn:    #d97706;
  --danger:  #c0392b;
  --ok:      #16a34a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 10px 20px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.topbar .brand { font-weight: 600; color: var(--fg); }
.topbar nav { display: flex; gap: 16px; flex: 1; }
.topbar nav a { color: var(--fg); padding: 4px 0; border-bottom: 2px solid transparent; }
.topbar nav a.active { border-bottom-color: var(--accent); color: var(--accent); }
.topbar .user { font-size: 0.9rem; color: var(--muted); display: flex; align-items: center; gap: 12px; }
.topbar .user .link {
  background: none; border: 0; color: var(--accent); cursor: pointer; padding: 0; font-size: 0.9rem;
}

main { max-width: 1200px; margin: 24px auto; padding: 0 20px; }
section { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 20px; }
h1 { margin: 0 0 16px; font-size: 1.5rem; }
h2 { margin: 28px 0 12px; font-size: 1.15rem; }

.stats { display: flex; gap: 16px; margin-bottom: 24px; }
.stat {
  flex: 1; padding: 16px; border: 1px solid var(--line); border-radius: 8px;
  display: flex; flex-direction: column;
}
.stat.warn { background: #fff7e6; border-color: #fcd34d; }
.stat .num { font-size: 2rem; font-weight: 600; }
.stat .lbl { color: var(--muted); font-size: 0.9rem; }

table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #fafbfc; font-weight: 600; }
tbody tr:hover { background: #fafbff; }

.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.small { font-size: 0.85rem; }
.muted { color: var(--muted); }

.filter { display: flex; gap: 12px; align-items: end; margin: 12px 0 16px; flex-wrap: wrap; }
.filter label { display: flex; flex-direction: column; font-size: 0.85rem; color: var(--muted); gap: 4px; }
.filter input, .filter select { padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; min-width: 180px; }
.filter button { padding: 7px 14px; }

button, .button {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--fg);
  cursor: pointer;
  font: inherit;
}
button:hover, .button:hover { background: #f0f2f7; text-decoration: none; }
button.primary, .button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
button.danger, .button.danger { background: var(--danger); color: #fff; border-color: var(--danger); }

.header-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 16px; }
.actions { display: flex; gap: 12px; margin: 16px 0; flex-wrap: wrap; align-items: center; }
form.inline { display: inline-flex; gap: 6px; align-items: center; }
form.inline input { padding: 6px 8px; border: 1px solid var(--line); border-radius: 4px; }

dl.kv { display: grid; grid-template-columns: 180px 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; }

pre { background: #f3f5f8; padding: 12px; border-radius: 6px; overflow-x: auto; }

.status {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 0.8rem; font-weight: 500;
}
.status-active, .status-valid, .status-full { background: #dcfce7; color: #166534; }
.status-grace                                { background: #fef3c7; color: #92400e; }
.status-expired, .status-read-only           { background: #fde2e1; color: #991b1b; }
.status-revoked                              { background: #e5e7eb; color: #374151; }
.status-missing, .status-invalid             { background: #fde2e1; color: #991b1b; }

/* Login */
.login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh; background: var(--bg);
}
.login-page .card {
  background: #fff; padding: 28px; border-radius: 10px; border: 1px solid var(--line);
  width: 360px; display: flex; flex-direction: column; gap: 12px;
}
.login-page h1 { margin: 0; font-size: 1.4rem; }
.login-page .subtitle { color: var(--muted); margin: 0 0 12px; font-size: 0.9rem; }
.login-page label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--muted); }
.login-page input { padding: 8px 10px; border: 1px solid var(--line); border-radius: 4px; }
.login-page button { background: var(--accent); color: #fff; border-color: var(--accent); padding: 10px; }
.login-page .error { color: var(--danger); background: #fde2e1; padding: 8px 10px; border-radius: 4px; margin: 0; }

.card {
  background: #fff; padding: 20px; border-radius: 8px; border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 12px; max-width: 600px;
}
.card label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--muted); }
.card input, .card textarea, .card select {
  padding: 8px 10px; border: 1px solid var(--line); border-radius: 4px; font: inherit;
}