:root {
  --accent: #0087ce;          /* AgentSee blue */
  --text:   #111;
  --bg:     #fff;
  --body-font: 'Inter', Helvetica, sans-serif;
  --serif-font: 'Georgia', serif;   /* optional */
}

body {
  font-family: var(--body-font);
  background: var(--bg);
  color: var(--text);
  margin: 0;
  line-height: 1.65;
  font-size: 18px;
}

main {
  max-width: 740px;
  margin: 0 auto;
  padding: 40px 20px;
}

h1, h2, h3 {
  color: var(--accent);
  font-weight: 600;
  margin: 1.2em 0 0.4em;
}

h1 { font-size: 40px; }
h2 { font-size: 30px; }
h3 { font-size: 22px; }

section + section {           /* visual rhythm */
  border-top: 1px solid #eee;
  padding-top: 40px;
  margin-top: 40px;
}

ul { padding-left: 22px; }
ul li { margin-bottom: 0.7em; }

.callout {
  background: #f7f9fc;
  border-left: 4px solid var(--accent);
  padding: 18px 20px;
  margin: 32px 0;
  font-style: italic;
}

.monospec {                   /* spec-sheet style */
  font-family: 'Roboto Mono', monospace;
  white-space: pre;           /* preserves spacing */
  line-height: 1.4;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

table th,
table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #eee;
}

table th {
  background: #f8f9fa;
  font-weight: 600;
  color: var(--accent);
}

.cta-button {
  display: inline-block;
  background: var(--accent);
  color: white;
  padding: 12px 24px;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  margin: 20px 0;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.cta-button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.subtitle {
  font-size: 20px;
  color: #666;
  margin-bottom: 40px;
  font-style: italic;
}

details {
  margin: 20px 0;
  padding: 15px;
  border: 1px solid #eee;
  border-radius: 6px;
}

details summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
}

details summary:hover {
  opacity: 0.8;
}

details[open] {
  background: #f8f9fa;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}