:root {
  --bg: #0f172a;
  --card: #1e293b;
  --card2: #273449;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --ok: #22c55e;
  --bad: #ef4444;
  --border: #334155;
}

* { box-sizing: border-box; }

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

.container {
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

.center {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  width: 100%;
  max-width: 460px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

h1 { font-size: 1.6rem; margin: 0 0 8px; }
h2 { font-size: 1.15rem; margin: 0 0 4px; }
.brand { color: var(--primary); font-weight: 700; letter-spacing: 0.5px; }
.muted { color: var(--muted); font-size: 0.92rem; }

label { display: block; margin: 18px 0 6px; font-weight: 600; }

input[type="text"], input[type="password"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  letter-spacing: 1px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 22px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: white;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--primary-hover); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.error {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #fca5a5;
  font-size: 0.9rem;
}

/* Timer */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 18px;
  margin-bottom: 20px;
}
.timer { font-variant-numeric: tabular-nums; font-size: 1.25rem; font-weight: 700; }
.timer.warn { color: #f59e0b; }
.timer.danger { color: var(--bad); }

/* Frage-Karten */
.question {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 16px;
}
.cat {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  background: rgba(99, 102, 241, 0.12);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.q-text { font-weight: 600; margin-bottom: 14px; }

.option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
}
.option:hover { border-color: var(--primary); }
.option input { margin-top: 3px; }
.option.selected { border-color: var(--primary); background: rgba(99, 102, 241, 0.1); }

.progress {
  font-size: 0.85rem;
  color: var(--muted);
}

/* Admin */
.notice {
  margin: 16px 0;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.4);
  color: #86efac;
  font-size: 0.9rem;
}
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  margin-top: 16px;
}
.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 14px 0 4px;
}
.inline-form input[type="text"] { width: auto; flex: 1 1 200px; letter-spacing: 0; }
.btn-sm { margin-top: 0; padding: 9px 16px; font-size: 0.9rem; }
.btn-warn { background: #d97706; }
.btn-warn:hover { background: #b45309; }
.btn-danger { background: #dc2626; }
.btn-danger:hover { background: #b91c1c; }
.action-row { display: flex; gap: 8px; }
.action-row form { margin: 0; }

table { width: 100%; border-collapse: collapse; margin-top: 16px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
th { color: var(--muted); font-weight: 600; }
.badge-ok { color: var(--ok); font-weight: 700; }
.badge-bad { color: var(--bad); font-weight: 700; }
details { margin-top: 8px; }
summary { cursor: pointer; color: var(--primary); }
.detail-row { padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 0.85rem; }
.code-block {
  background: #0b0f1a;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-top: 8px;
  font-family: "Consolas", "Monaco", monospace;
  font-size: 0.82rem;
  white-space: pre;
  overflow-x: auto;
  color: #d1d5db;
}
.CodeMirror {
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  height: 320px;
}