* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #2C3E50;
  background: #FAF7F2;
  line-height: 1.6;
}

nav.topbar {
  position: sticky;
  top: 0;
  display: flex;
  gap: 0.95rem;
  padding: 0.5rem 1.2rem;
  background: #2C3E50;
  z-index: 10;
}
nav.topbar a {
  color: #B9C4D0;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
}
nav.topbar a:hover { color: #FFFFFF; }
nav.topbar a.active { color: #FFB84D; }

.hero {
  padding: 1.5rem 1.4rem 1.1rem;
  text-align: center;
  background: linear-gradient(180deg, #EAF1FB, #FAF7F2);
}
.hero h1 { margin: 0 0 0.4rem; font-size: 1.55rem; }
.hero p { margin: 0; color: #6B7785; font-size: 0.9rem; }

main { max-width: 620px; margin: 0 auto; padding: 1.1rem 1.4rem 1.6rem; }
section { margin-bottom: 1.2rem; }
h2 { margin: 0 0 0.6rem; font-size: 1rem; color: #3A7DC9; }

.bar {
  height: 0.72rem;
  border-radius: 999px;
  background: #E6DFD5;
  margin: 0.45rem 0;
}
.bar.w90 { width: 90%; }
.bar.w75 { width: 75%; }
.bar.w55 { width: 55%; }

footer {
  padding: 1.2rem 1.6rem 1.6rem;
  text-align: center;
  color: #9B8EA0;
  font-size: 0.82rem;
  border-top: 1px solid #ECE5DB;
}