:root {
  --primary: #37498a;
  --accent: #eec93a;
  --bg: #f7f8fa;
  --text: #212529;
  --muted: #6c757d;
  --card: #ffffff;
  --ring: rgba(55, 73, 138, 0.25);
  --radius: 16px;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Arial,
    sans-serif;
}
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px;
}
.header {
  background: var(--primary);
  color: #fff;
  padding: 28px 0;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand .dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 8px rgba(238, 201, 58, 0.2);
}
h1 {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.2px;
}
.sub {
  opacity: 0.9;
  margin-top: 6px;
}
.hero {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 24px;
  align-items: center;
  margin-top: 28px;
}
.card {
  background: var(--card);
  border: 1px solid #e9ecef;
  border-radius: var(--radius);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.06);
  padding: 20px;
}
.card h2 {
  margin: 0 0 10px;
  color: var(--primary);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 2px solid transparent;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  text-decoration: none;
  transition: 0.2s transform, 0.2s box-shadow, 0.2s filter;
}
.btn:hover {
  filter: brightness(1.03);
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.grid img {
  width: 120%;
  max-width: 400px; /* limite para não distorcer */
  border-radius: 12px;
  border: 1px solid #e9ecef;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.05);
}
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}
.feat {
  background: #fff;
  border: 1px solid #edf0f2;
  border-radius: 14px;
  padding: 16px;
}
.feat h3 {
  margin: 0 0 6px;
  color: #111;
}
.feat p {
  margin: 0;
  color: #444;
}
.footer {
  padding: 20px 0;
  color: #6c757d;
}
.small {
  font-size: 14px;
  color: #6c757d;
}
kbd {
  background: #f1f3f5;
  border: 1px solid #e9ecef;
  border-bottom-color: #dee2e6;
  padding: 2px 6px;
  border-radius: 6px;
}
.badge {
  display: inline-block;
  background: #f3f5ff;
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #e3e7ff;
  font-weight: 700;
}
hr {
  border: none;
  border-top: 1px solid #e9ecef;
  margin: 24px 0;
}
@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }
}