* {
  box-sizing: border-box;
}
[hidden] {
  display: none !important;
}
:root {
  font-family: Arial, Helvetica, sans-serif;
  color: #172b38;
  background: #f5f7f8;
  font-synthesis: none;
}
body {
  margin: 0;
}
.shell {
  max-width: 980px;
  margin: auto;
  padding: 0 36px;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 27px 0;
  border-bottom: 1px solid #dbe3e7;
}
.brand {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.8px;
  color: #172b38;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}
.mark {
  display: inline-grid;
  place-items: center;
  background: #154e65;
  color: white;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: 26px;
}
.language select {
  font: inherit;
  color: #334f5b;
  border: 1px solid #c9d7dd;
  border-radius: 7px;
  padding: 9px 12px;
  background: white;
}
main {
  max-width: 650px;
  margin: 48px auto 38px;
}
.eyebrow,
.step-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.7px;
  color: #3a6875;
}
.eyebrow {
  margin-bottom: 14px;
}
h1 {
  font-size: 44px;
  letter-spacing: -1.7px;
  line-height: 1.12;
  margin: 0 0 15px;
}
h2 {
  font-size: 24px;
  letter-spacing: -0.6px;
  margin: 12px 0;
}
p {
  font-size: 15px;
  line-height: 1.6;
  margin: 10px 0;
}
.intro {
  font-size: 17px;
  color: #58707d;
  max-width: 540px;
  margin-bottom: 28px;
}
.card {
  background: #fff;
  border: 1px solid #d6e1e6;
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 5px 20px #102b3b05;
}
.card > p {
  color: #58707d;
}
.card label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin: 23px 0 9px;
}
input {
  display: block;
  width: 100%;
  min-width: 0;
  font: inherit;
  border: 1px solid #b6c9d2;
  border-radius: 8px;
  padding: 14px;
  background: #fafcfc;
}
#aircraft-model {
  display: block;
  width: 100%;
  font: inherit;
  padding: 14px;
  border: 1px solid #b6c9d2;
  border-radius: 8px;
  background: #fafcfc;
  color: #172b38;
}
#save-code-card { margin-bottom: 18px; }
#new-code { font-family: monospace; overflow-wrap: anywhere; }
#enrollment-message { color: #9b3434; }
input:focus,
button:focus-visible,
select:focus-visible {
  outline: 3px solid #8ec3d5;
  outline-offset: 3px;
}
.hint {
  font-size: 13px;
  color: #5e7480;
  line-height: 1.55;
}
button {
  border: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: #154e65;
  color: #fff;
  border-radius: 8px;
  padding: 15px 18px;
  font: inherit;
  font-weight: 700;
  margin-top: 20px;
  cursor: pointer;
  min-height: 48px;
}
button:hover {
  background: #0d3c4f;
}
button:disabled {
  opacity: 0.55;
  cursor: default;
}
.secondary {
  background: #f2f6f7;
  border: 1px solid #cfdee4;
  color: #214c5e;
  font-size: 14px;
}
.secondary:hover {
  background: #e7eff2;
}
.notice {
  border: 1px solid #d7c999;
  border-left: 4px solid #a88127;
  border-radius: 8px;
  background: #fffcef;
  padding: 16px 20px;
  margin: 0 0 18px;
}
.notice p {
  font-size: 14px;
  margin-bottom: 0;
  color: #6d633e;
}
.footnote {
  display: flex;
  gap: 12px;
  margin-top: 21px;
  color: #627985;
}
.footnote p {
  font-size: 13px;
  margin: 0;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #6597a5;
  flex-shrink: 0;
  margin-top: 7px;
}
.status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  padding: 17px 0;
  border-bottom: 1px solid #e7edf0;
  font-size: 14px;
}
.badge {
  font-size: 12px;
  line-height: 1.4;
  font-weight: 700;
  border-radius: 6px;
  padding: 6px 9px;
  background: #f1f4f5;
  color: #5b6d76;
  text-align: right;
}
.badge.good {
  background: #eaf5ef;
  color: #226747;
}
.badge.wait {
  background: #fff5df;
  color: #7d6022;
}
.details {
  margin: 22px 0;
}
.details > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 12px 0;
  font-size: 13px;
}
dt {
  color: #667e8a;
}
dd {
  margin: 0;
  text-align: right;
}
.muted {
  color: #58707d;
}
#message {
  font-size: 14px;
  color: #9b3434;
  margin-bottom: 0;
}
footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid #dbe3e7;
  padding: 20px 0 25px;
  font-size: 11px;
  color: #718893;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
@media (max-width: 600px) {
  .shell {
    padding: 0 20px;
  }
  header {
    padding: 20px 0;
  }
  main {
    margin: 32px auto;
  }
  h1 {
    font-size: 35px;
  }
  .card {
    padding: 23px;
  }
  .intro {
    font-size: 16px;
  }
  footer {
    flex-direction: column;
    gap: 8px;
  }
  .status-row {
    align-items: flex-start;
  }
  .status-row > span:first-child {
    max-width: 48%;
  }
}
@media (max-height: 650px) and (min-width: 700px) {
  main {
    margin: 26px auto;
  }
  h1 {
    font-size: 34px;
  }
  .intro {
    margin-bottom: 18px;
  }
  .card {
    padding: 23px;
  }
  .eyebrow {
    margin-bottom: 10px;
  }
}

@media (max-height: 800px) and (min-width: 700px) {
  header {
    padding: 20px 0;
  }
  main {
    margin: 26px auto;
  }
  h1 {
    font-size: 34px;
  }
  .intro {
    font-size: 16px;
    margin-bottom: 18px;
  }
  .card {
    padding: 23px;
  }
  .eyebrow {
    margin-bottom: 10px;
  }
  .notice {
    padding: 12px 16px;
  }
  .card label {
    margin-top: 18px;
  }
  .footnote {
    margin-top: 16px;
  }
  footer {
    padding: 16px 0;
  }
}