:root {
  --color-bg-start: rgba(20, 184, 166, 0.1);
  /* Light Teal */
  --color-bg-end: #f3f4f6;
  /* Light Gray */
  --color-card-bg: #ffffff;
  --color-accent-green: #10b981;
  /* Darker green for contrast on white */
  --color-text-primary: #1f2937;
  --color-text-secondary: #4b5563;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family);
  background: radial-gradient(circle at 50% 0%, var(--color-bg-start), var(--color-bg-end) 80%);
  background-attachment: fixed;
  /* Keen for full height */
  color: var(--color-text-primary);
  min-height: 100vh;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
}

.header {
  text-align: center;
  margin-bottom: 40px;
}

.brand {
  color: var(--color-accent-green);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: block;
}

h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0;
  color: #000000;
}

.card {
  background-color: var(--color-card-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.content h2,
.content h3 {
  color: #000000;
  font-size: 1.25rem;
  margin-top: 32px;
  margin-bottom: 16px;
}

.content h2:first-child {
  margin-top: 0;
}

.content p,
.content li {
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.content ul {
  padding-left: 20px;
}

.footer {
  text-align: center;
  margin-top: 60px;
  color: #4b5563;
  font-size: 0.875rem;
}

.footer a {
  color: #6b7280;
  text-decoration: none;
  margin: 0 10px;
  transition: color 0.2s;
}

.footer a:hover {
  color: var(--color-accent-green);
}