body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
  margin: 0;
  background: #f5f7fb;
  color: #1f2937;
  line-height: 1.65;
}
.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}
.header {
  background: linear-gradient(135deg, #0d47a1, #1565c0);
  color: #fff;
  padding: 34px 24px;
  border-radius: 22px;
  box-shadow: 0 10px 28px rgba(13, 71, 161, 0.22);
}
.header-grid {
  display: flex;
  gap: 20px;
  align-items: center;
}
.app-icon {
  width: 88px;
  height: 88px;
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
  flex-shrink: 0;
}
.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: #0d47a1;
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid #bbdefb;
  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: #f7fbff;
  border: 1px solid #dbeafe;
  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;
}
.shots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.shots img {
  width: 100%;
  border-radius: 18px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}
code {
  background: #eef2ff;
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.92em;
}
a {
  color: #0d47a1;
}