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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #1c1c1e;
  background: #f2f2f7;
  line-height: 1.6;
}

nav {
  background: #fff;
  border-bottom: 1px solid #e5e5ea;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

nav .brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: #007aff;
  padding: 16px 0;
  text-decoration: none;
}

nav a {
  color: #3c3c43;
  text-decoration: none;
  font-size: 0.9rem;
  padding: 16px 0;
}

nav a:hover { color: #007aff; }

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px;
}

h1 { font-size: 2rem; font-weight: 700; margin-bottom: 8px; }
h2 { font-size: 1.3rem; font-weight: 600; margin: 32px 0 12px; color: #007aff; }
h3 { font-size: 1rem; font-weight: 600; margin: 20px 0 8px; }

p { margin-bottom: 12px; }

ul, ol { padding-left: 20px; margin-bottom: 12px; }
li { margin-bottom: 6px; }

.card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.hero {
  background: linear-gradient(135deg, #007aff 0%, #5856d6 100%);
  color: #fff;
  border-radius: 16px;
  padding: 40px 32px;
  margin-bottom: 32px;
  text-align: center;
}

.hero h1 { color: #fff; font-size: 2.4rem; }
.hero p { color: rgba(255,255,255,0.85); font-size: 1.1rem; margin-bottom: 0; }

.badge {
  display: inline-block;
  background: #007aff;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  margin-right: 8px;
  vertical-align: middle;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
}
th { text-align: left; padding: 8px 12px; background: #f2f2f7; font-weight: 600; }
td { padding: 8px 12px; border-top: 1px solid #e5e5ea; }

footer {
  text-align: center;
  color: #8e8e93;
  font-size: 0.85rem;
  padding: 32px 24px;
  border-top: 1px solid #e5e5ea;
  margin-top: 40px;
}

footer a { color: #007aff; text-decoration: none; }

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: #007aff;
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.85rem;
  margin-right: 10px;
  flex-shrink: 0;
}

.step { display: flex; align-items: flex-start; margin-bottom: 16px; }
.step-content { flex: 1; }

@media (max-width: 600px) {
  .hero h1 { font-size: 1.8rem; }
  h1 { font-size: 1.6rem; }
}