* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: #172b45;
  background: #f3f6fb;
  font:
    15px/1.65 system-ui,
    -apple-system,
    "Segoe UI",
    "Microsoft YaHei",
    sans-serif;
}
a {
  color: #1767b6;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:focus {
  outline: 2px solid #286cc8;
  outline-offset: 4px;
}
.catalog-header,
.catalog-main,
.catalog-footer {
  width: 1120px;
  max-width: calc(100% - 48px);
  margin: 0 auto;
}
.catalog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}
.catalog-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 23px;
  font-weight: 700;
  color: #172b45;
}
.catalog-brand img {
  margin-right: 10px;
}
.catalog-open {
  padding: 8px 15px;
  border: 1px solid #c2d3e8;
  border-radius: 9px;
  background: white;
  font-size: 13px;
}
.catalog-intro {
  padding: 22px 0 30px;
}
h1 {
  margin: 0 0 14px;
  font-size: 38px;
  line-height: 1.25;
  letter-spacing: -0.5px;
}
h2 {
  margin: 0 0 20px;
  font-size: 23px;
  line-height: 1.4;
}
h3 {
  margin: 0 0 13px;
  font-size: 19px;
  line-height: 1.45;
}
h4 {
  margin: 0 0 5px;
  font-size: 15px;
}
p {
  margin: 0 0 15px;
}
.catalog-english {
  display: block;
  color: #536a85;
  font-size: 0.9em;
  font-weight: 400;
}
h1 .catalog-english {
  display: inline;
  margin-left: 14px;
  font-size: 0.66em;
}
.catalog-tagline {
  color: #1b568f;
  font-size: 20px;
  font-weight: 650;
}
.catalog-count {
  color: #536a85;
  font-size: 13px;
}
.catalog-nav {
  display: flex;
  flex-wrap: wrap;
  margin: 20px -5px 0;
}
.catalog-nav a {
  display: block;
  margin: 5px;
  padding: 7px 12px;
  border: 1px solid #cad9ea;
  border-radius: 8px;
  background: #fff;
  font-size: 13px;
}
.catalog-group {
  margin-bottom: 38px;
  scroll-margin-top: 20px;
}
.catalog-grid {
  display: flex;
  flex-wrap: wrap;
  margin: -10px;
  align-items: flex-start;
}
.catalog-app {
  flex: 1 1 420px;
  min-width: 0;
  margin: 10px;
  padding: 24px;
  background: white;
  border: 1px solid #dbe3ee;
  border-radius: 14px;
  box-shadow: 0 5px 20px #16355c06;
  overflow-wrap: break-word;
}
.catalog-description {
  color: #344d68;
}
.catalog-availability {
  padding: 8px 12px;
  border-radius: 7px;
  background: #edf6f3;
  color: #215b4f;
  font-size: 12px;
}
.catalog-availability .catalog-english {
  color: #376b60;
}
.catalog-tools {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}
.catalog-tools li {
  border-top: 1px solid #e4ebf3;
  padding-top: 14px;
  margin-top: 14px;
}
.catalog-tools p {
  font-size: 13px;
  margin: 0;
  color: #455e77;
}
.catalog-note {
  padding: 24px;
  border: 1px solid #d1dfed;
  border-radius: 14px;
  background: #eaf1f8;
}
.catalog-note h2 {
  font-size: 18px;
  margin-bottom: 12px;
}
.catalog-note p {
  font-size: 13px;
}
.catalog-note p:last-child {
  margin-bottom: 0;
}
.catalog-footer {
  padding: 25px 0 40px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  font-size: 13px;
}
.catalog-footer small {
  color: #64768e;
}
.catalog-skip {
  position: absolute;
  left: 12px;
  top: -100px;
  padding: 8px 12px;
  background: #fff;
  z-index: 10;
}
.catalog-skip:focus {
  top: 12px;
}
@media (max-width: 620px) {
  .catalog-header,
  .catalog-main,
  .catalog-footer {
    max-width: calc(100% - 32px);
  }
  .catalog-header {
    flex-wrap: wrap;
    padding: 14px 0 2px;
  }
  .catalog-brand {
    margin-right: 15px;
    margin-bottom: 8px;
    font-size: 20px;
  }
  .catalog-brand img {
    width: 32px;
    height: 32px;
  }
  .catalog-open {
    margin-bottom: 8px;
    padding: 6px 12px;
  }
  .catalog-intro {
    padding: 14px 0 22px;
    font-size: 14px;
  }
  .catalog-intro p {
    margin-bottom: 10px;
  }
  h1 {
    font-size: 26px;
    margin-bottom: 10px;
  }
  h1 .catalog-english {
    display: block;
    margin-left: 0;
    margin-top: 5px;
  }
  .catalog-tagline {
    font-size: 17px;
  }
  .catalog-nav {
    margin-top: 10px;
  }
  .catalog-app {
    padding: 19px;
  }
  .catalog-footer {
    display: block;
  }
  .catalog-footer small {
    display: block;
    margin-top: 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}