:root {
  --subpage-ink: #102f46;
  --subpage-blue: #0072b8;
  --subpage-sky: #e5f4fc;
  --subpage-paper: #f7fbfe;
  --subpage-line: #d5e8f3;
  --subpage-muted: #587385;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--subpage-paper);
  color: var(--subpage-ink);
  font-family: "Lexend", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

#root {
  min-height: 100dvh;
}

.subpage-header {
  width: 100%;
  max-width: 1184px;
  margin-inline: auto;
}

#welcome {
  margin: 0;
  padding: clamp(64px, 8vw, 104px) max(28px, calc((100vw - 1128px) / 2));
  background: var(--subpage-sky);
}

#welcome:empty {
  display: none;
}

#welcome h2 {
  max-width: 920px;
  margin: 0 !important;
  padding: 0 !important;
  color: var(--subpage-ink);
  font: 650 clamp(38px, 5vw, 64px)/1.08 "Lexend", Arial, sans-serif !important;
  letter-spacing: -.045em;
  text-align: left !important;
}

#content {
  width: min(1184px, 100%);
  margin: 0 auto;
  padding: clamp(64px, 7vw, 96px) 28px;
}

#content > article {
  width: 100%;
  max-width: none !important;
  margin: 0 auto 28px !important;
  padding: clamp(28px, 4vw, 52px) !important;
  border: 1px solid var(--subpage-line);
  border-radius: 28px;
  background: #fff;
  color: var(--subpage-ink);
  box-shadow: 0 18px 55px rgba(16, 47, 70, .06);
}

#content > article:last-child {
  margin-bottom: 0 !important;
}

#content .heading-a {
  margin: 0 0 30px !important;
}

#content .heading-a h3,
#content article > h2,
#content article > h3 {
  margin: 0 0 22px;
  color: var(--subpage-ink);
  font: 650 clamp(27px, 3.2vw, 42px)/1.15 "Lexend", Arial, sans-serif;
  letter-spacing: -.035em;
}

#content .heading-a h3 .small,
#content .heading-a h3 .strong {
  display: block;
  color: inherit;
  font: inherit;
}

#content h4,
#content h5 {
  color: var(--subpage-ink);
  font-family: "Lexend", Arial, sans-serif;
  line-height: 1.3;
}

#content p,
#content li,
#content div {
  overflow-wrap: anywhere;
}

#content p {
  color: var(--subpage-muted);
}

#content a:not(.button):not(.aBtn):not(.listBtn):not(.downloadLink) {
  color: var(--subpage-blue);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

#content img {
  max-width: 100%;
  height: auto;
}

#content table {
  display: block;
  width: 100%;
  max-width: 100%;
  border-collapse: collapse;
  overflow-x: auto;
  white-space: normal;
}

#content th,
#content td {
  min-width: 150px;
  padding: 12px 14px;
  border: 1px solid var(--subpage-line);
  text-align: left;
  vertical-align: top;
}

#content hr {
  height: 1px;
  margin: 36px 0;
  border: 0;
  background: var(--subpage-line);
}

#content fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

#content form {
  width: min(720px, 100%);
  margin: 28px auto 0;
}

#content form label {
  display: block;
  margin-bottom: 7px;
  color: var(--subpage-ink);
  font-size: 13px;
  font-weight: 700;
}

#content input,
#content textarea,
#content select {
  width: 100%;
  min-height: 50px;
  padding: 11px 14px;
  border: 1px solid #b9d7e7;
  border-radius: 13px;
  background: #fff;
  color: var(--subpage-ink);
  font: 450 15px/1.5 "Lexend", Arial, sans-serif;
  box-sizing: border-box;
}

#content textarea {
  min-height: 150px;
  resize: vertical;
}

#content input:focus,
#content textarea:focus,
#content select:focus {
  border-color: var(--subpage-blue);
  outline: 0;
  box-shadow: 0 0 0 4px rgba(0, 114, 184, .13);
}

#content button,
#content .aBtn,
#content .downloadLink {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 20px;
  border: 0;
  border-radius: 999px !important;
  background: var(--subpage-blue) !important;
  color: #fff !important;
  font: 750 13px/1.4 "Lexend", Arial, sans-serif;
  text-align: center;
  text-decoration: none !important;
  cursor: pointer;
}

#content .listBtn {
  gap: 24px;
  margin: 0;
  padding: 24px !important;
  border: 1px solid var(--subpage-line) !important;
  border-radius: 20px;
  background: #fff !important;
  color: var(--subpage-ink) !important;
  text-decoration: none !important;
}

#content .listBtn + .listBtn {
  margin-top: 16px;
}

#content .listBtn img {
  border-radius: 12px;
}

#content .download-a {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  padding: 0;
  list-style: none;
}

#content .download-a li {
  list-style: none;
}

#content .box {
  border-color: var(--subpage-line) !important;
  background: #fff !important;
}

#content .columnOnSmallScreen {
  gap: clamp(20px, 3vw, 38px);
}

#content .rowOnSmallScreen {
  flex-direction: column !important;
  justify-content: center !important;
  gap: 16px;
}

#content .rowOnSmallScreen .halfWidthOnSmallScreen {
  width: 100% !important;
  margin: 0 !important;
}

.subpage-footer {
  width: min(1184px, 100%);
  margin: auto;
}

.subpage-notice {
  max-width: 760px;
  margin: 0 auto;
  padding: 18px 20px;
  border: 1px solid #b7daf0;
  border-radius: 16px;
  background: #e5f4fc;
  color: var(--subpage-ink);
  line-height: 1.65;
}

.avv-intro {
  max-width: 820px;
  margin-top: 16px;
  padding-top: clamp(32px, 4vw, 46px);
  border-top: 1px solid var(--subpage-line);
}

#content .avv-kicker {
  margin: 0 0 12px;
  color: var(--subpage-blue);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}

#content .avv-intro h2 {
  margin-bottom: 20px;
}

#content .avv-intro > p:not(.avv-kicker) {
  max-width: 740px;
  margin: 0 0 28px;
  font-size: 18px;
}

#content .avv-primary {
  gap: 12px;
  min-height: 54px;
  padding-inline: 24px;
}

.avv-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: clamp(42px, 6vw, 72px) 0 24px;
  padding: 0;
  list-style: none;
}

.avv-steps li {
  display: flex;
  gap: 18px;
  min-width: 0;
  padding: 24px;
  border: 1px solid var(--subpage-line);
  border-radius: 20px;
  background: var(--subpage-paper);
}

.avv-steps li > span {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--subpage-sky);
  color: var(--subpage-blue);
  font-size: 12px;
  font-weight: 800;
  line-height: 44px;
  text-align: center;
}

.avv-steps strong {
  display: block;
  margin: 1px 0 5px;
  color: var(--subpage-ink);
  font-size: 17px;
}

#content .avv-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}

.avv-warning {
  margin: 24px 0 clamp(42px, 6vw, 72px);
  padding: 22px 24px;
  border-left: 4px solid var(--subpage-blue);
  border-radius: 4px 18px 18px 4px;
  background: var(--subpage-sky);
}

.avv-warning strong {
  display: block;
  margin-bottom: 5px;
  color: var(--subpage-ink);
}

#content .avv-warning p {
  margin: 0;
  color: var(--subpage-ink);
}

.avv-samples {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 42px;
  align-items: end;
  padding-top: 38px;
  border-top: 1px solid var(--subpage-line);
}

#content .avv-samples h3 {
  margin-bottom: 12px;
  font-size: clamp(25px, 3vw, 34px);
}

#content .avv-samples p:not(.avv-kicker) {
  max-width: 660px;
  margin: 0;
}

.avv-sample-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

@media (max-width: 900px) {
  .subpage-header nav {
    display: none;
  }

  #content .columnOnSmallScreen {
    flex-direction: column !important;
    align-items: stretch !important;
  }

  #content .columnOnSmallScreen > div,
  #content .rowOnSmallScreen {
    width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box;
  }

  .avv-samples {
    grid-template-columns: 1fr;
    gap: 24px;
    align-items: start;
  }

  .avv-sample-links {
    justify-content: flex-start;
  }
}

@media (max-width: 600px) {
  .subpage-header {
    padding-inline: 18px;
  }

  #welcome {
    padding: 54px 20px;
  }

  #content {
    padding: 54px 18px;
  }

  #content > article {
    padding: 24px 20px !important;
    border-radius: 21px;
  }

  #content div[style*="font-size:2.5em"],
  #content div[style*="font-size: 2.5em"] {
    font-size: 1.75rem !important;
  }

  #content div[style*="font-size:2em"],
  #content div[style*="font-size: 2em"] {
    font-size: 1rem !important;
  }

  #content .listBtn {
    flex-direction: column;
  }

  #content .avv-intro > p:not(.avv-kicker) {
    font-size: 16px;
  }

  .avv-steps {
    grid-template-columns: 1fr;
    margin-top: 38px;
  }

  .avv-steps li {
    padding: 20px;
  }

  .avv-sample-links {
    display: grid;
  }
}