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

/* Body and font */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #fefcfb;
  color: #3a3a3a;
  max-width: 800px;
  margin: 30px auto;
  padding: 20px;
  line-height: 1.6;
}

/* Header */
header {
  text-align: center;
  margin-bottom: 40px;
}

.logo {
  width: 120px;
  display: block;
  margin: 0 auto 15px auto;
  border-radius: 15px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

header h1 {
  font-size: 3rem;
  color: #618a8a; /* soft teal */
  margin-bottom: 10px;
  font-weight: 700;
  letter-spacing: 2px;
}

.tagline {
  font-size: 1.2rem;
  color: #7a7a7a;
  font-style: italic;
  margin-bottom: 25px;
}

/* Navigation */
.nav-list {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 25px;
  margin-bottom: 40px;
}

.nav-list a {
  text-decoration: none;
  color: #618a8a;
  font-weight: 600;
  padding: 8px 15px;
  border-radius: 30px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.nav-list a:hover {
  background-color: #618a8a;
  color: white;
}

/* Cards */
.card {
  background-color: #fcf8f6;
  padding: 25px 30px;
  margin-bottom: 30px;
  border-radius: 20px;
  box-shadow: 0 4px 8px rgba(97, 138, 138, 0.15);
}

h2 {
  color: #436363;
  margin-bottom: 15px;
  font-weight: 700;
}

ul {
  list-style-type: disc;
  padding-left: 25px;
}

ul li {
  margin-bottom: 8px;
}

/* Footer */
footer {
  text-align: center;
  font-size: 0.9rem;
  color: #999;
  border-top: 1px solid #ddd;
  padding-top: 20px;
  margin-top: 40px;
}

footer a {
  color: #618a8a;
  text-decoration: none;
  font-weight: 600;
}

footer a:hover {
  text-decoration: underline;
}