/* Simple, clean styling for the AWS S3 Livestream Demo site */
:root {
  --primary-color: #ff9900; /* AWS Orange */
  --dark-color: #232f3e;    /* AWS Squid Ink */
  --light-bg: #f8f9fa;
  --text-color: #333333;
  --card-bg: #ffffff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--light-bg);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  background-color: var(--dark-color);
  color: #ffffff;
  padding: 1rem 2rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
}

.logo {
  font-size: 1.25rem;
  font-weight: bold;
  color: #ffffff;
  text-decoration: none;
}

.logo span {
  color: var(--primary-color);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-color);
}

main {
  flex: 1;
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
  width: 100%;
}

.card {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.badge {
  display: inline-block;
  background-color: #e6f7ff;
  color: #0070f3;
  border: 1px solid #91d5ff;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.highlight-box {
  background-color: #f0f4f8;
  border-left: 4px solid var(--primary-color);
  padding: 1.25rem;
  border-radius: 4px;
  margin: 1.5rem 0;
}

h1 {
  margin-bottom: 1rem;
  color: var(--dark-color);
}

h2 {
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--dark-color);
}

h3 {
  margin-bottom: 0.5rem;
  color: var(--dark-color);
}

p {
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  background-color: var(--primary-color);
  color: #ffffff;
  padding: 0.6rem 1.2rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: bold;
  transition: opacity 0.2s;
}

.btn-secondary {
  background-color: var(--dark-color);
}

.btn:hover {
  opacity: 0.9;
}

footer {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--dark-color);
  color: #ffffff;
  font-size: 0.9rem;
}