body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
  margin: 0;
  background: #f4f7f6;
  color: #1f2937;
  line-height: 1.65;
}
.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}
.header {
  background: linear-gradient(135deg, #006b5f, #0d9488);
  color: #fff;
  padding: 34px 24px;
  border-radius: 22px;
  box-shadow: 0 10px 28px rgba(0, 107, 95, 0.22);
}
.header-grid {
  display: flex;
  gap: 20px;
  align-items: center;
}
.app-mark {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 42px;
  background: linear-gradient(180deg, #dff6ff 0%, #b9e8d7 56%, #006b5f 100%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
}
.badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.header h1 {
  margin: 0 0 8px;
  font-size: 2rem;
}
.header p {
  margin: 0;
  opacity: 0.96;
}
nav {
  margin: 18px 0 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
nav a {
  background: #fff;
  color: #006b5f;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid #99f6e4;
  font-weight: 600;
}
.section {
  background: #fff;
  border-radius: 20px;
  padding: 24px;
  margin-top: 20px;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}
.section h2 {
  margin: 0 0 14px;
  font-size: 1.3rem;
}
.section h3 {
  margin: 18px 0 8px;
  font-size: 1.05rem;
}
ul {
  padding-left: 20px;
}
.small {
  font-size: 0.95rem;
  color: #6b7280;
}
.footer {
  margin-top: 28px;
  color: #6b7280;
  font-size: 0.95rem;
}
.card {
  background: #f0fdfa;
  border: 1px solid #ccfbf1;
  border-radius: 16px;
  padding: 16px;
  margin: 12px 0;
}
.notice {
  background: #fff8e1;
  border: 1px solid #ffe082;
  border-radius: 14px;
  padding: 14px 16px;
  margin: 16px 0;
  font-size: 0.96rem;
}
code {
  background: #ecfeff;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.92em;
}
a {
  color: #006b5f;
}
@media (max-width: 560px) {
  .header-grid {
    align-items: flex-start;
  }
  .app-mark {
    width: 72px;
    height: 72px;
    font-size: 34px;
  }
  .header h1 {
    font-size: 1.7rem;
  }
}