:root {
  color-scheme: light;
  --ink: #182a39;
  --muted: #526477;
  --line: #d4dfe6;
  --accent: #076e68;
  font:
    16px / 1.6 system-ui,
    "Microsoft YaHei",
    sans-serif;
  background: #f4f7f9;
  color: var(--ink);
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
header,
footer {
  padding: 20px max(24px, calc((100vw - 1000px) / 2));
  background: #fff;
}
header {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  gap: 20px;
}
.brand {
  font-weight: 750;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.brand span {
  font-weight: 400;
  color: var(--accent);
}
main {
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 24px;
  min-height: 65vh;
}
h1 {
  font-size: 28px;
  margin: 0 0 20px;
}
h2 {
  font-size: 20px;
  margin: 0 0 16px;
}
p {
  max-width: 70ch;
}
.card {
  padding: 24px;
  margin: 20px 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
}
form.card {
  max-width: 560px;
}
label {
  display: block;
  margin-bottom: 16px;
}
input,
textarea,
button {
  font: inherit;
}
input:not([type="hidden"]):not([type="checkbox"]),
textarea {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border: 1px solid #8a9ca9;
  border-radius: 5px;
  margin-top: 6px;
}
input:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid #43b4ae;
  outline-offset: 2px;
}
button {
  border: 0;
  border-radius: 5px;
  background: var(--accent);
  color: #fff;
  padding: 10px 18px;
  cursor: pointer;
}
button:disabled {
  opacity: 0.6;
  cursor: wait;
}
.secondary {
  background: #e5efef;
  color: #12534f;
}
a {
  color: #086961;
}
nav,
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 20px 0;
}
.muted,
footer {
  color: var(--muted);
  font-size: 14px;
}
.table {
  overflow: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
td,
th {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th {
  background: #eaf1f5;
}
.table form {
  margin: 0;
}
dl {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 8px;
}
dd {
  margin: 0;
}
.callout,
#notice:not(:empty) {
  border-left: 4px solid var(--accent);
  padding: 16px;
  background: #e3f2ee;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.search {
  display: flex;
  align-items: end;
  gap: 16px;
}
.search label {
  margin: 0;
  flex: 1;
}
.next {
  display: block;
  margin: 20px 0;
}
@media (max-width: 600px) {
  header {
    display: block;
  }
  header > .muted {
    display: block;
  }
  main {
    margin: 24px auto;
    padding: 0 16px;
  }
  .card {
    padding: 18px;
  }
  h1 {
    font-size: 24px;
  }
  .actions {
    display: block;
  }
  .actions form {
    margin-bottom: 12px;
  }
  dl {
    grid-template-columns: 1fr;
  }
  dd {
    margin-bottom: 8px;
  }
}