:root {
  --bg-color: #f0f2f5;
  --card-bg: #ffffff;
  --text-color: #333;
  --text-secondary: #666;
  --accent-color: #007bff;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --radius: 16px;
}

html, body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 0;
  height: 100vh;
  background-color: var(--bg-color);
  color: var(--text-color);
}

h1,h2,h3,h4,h5,h6,p,pre {
  margin: 0;
  margin-bottom: 0.5rem;
}

.container {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: center;
  align-items: center;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2.5rem;
  text-align: center;
  width: 100%;
  max-width: 500px;
}

.answer {
  font-size: 4rem;
  margin: 1.5rem 0;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.answer.Ja { color: var(--success); }
.answer.Vielleicht { color: var(--warning); }
.answer.Nein { color: var(--danger); }

.box-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 2rem 0;
}

.box {
  display: flex;
  align-items: center;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 12px 16px;
  transition: all 0.2s ease;
}

.box:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  border-color: #d1d5db;
}

.box-type {
  font-size: 1.5rem;
  margin-right: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.alert {
  background: #eff6ff;
  border: 1px solid #dbeafe;
  color: #1e40af;
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 2rem;
  text-align: left;
  position: relative;
}

.alert h4 {
  color: #1e3a8a;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.alert p {
  font-size: 0.95rem;
  line-height: 1.5;
}

.monospace {
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Mono', 'Droid Sans Mono', 'Source Code Pro', monospace;
  color: var(--text-secondary);
  font-size: 0.85em;
  margin-left: auto;
}

main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

.ta-center {
  text-align: center;
}