:root {
  color-scheme:light;
  --green:#008c42;
  --text:#183b40;
  --muted:#697b7e;
  --line:#dce5e1;
}
* {
  box-sizing:border-box;
}
body {
  margin:0;
  background:#f8faf8;
  color:var(--text);
  font-family:"Microsoft YaHei","PingFang SC",sans-serif;
  font-size:16px;
  line-height:1.8;
}
a {
  color:inherit;
  text-decoration:none;
}
.site-header {
  background:#24953d;
  color:#fff;
}
.header-inner {
  max-width:1160px;
  margin:auto;
  min-height:110px;
  padding:16px 28px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand {
  display:block;
  width:315px;
  max-width:70%;
}
.brand img {
  display:block;
  width:100%;
  height:auto;
  filter:brightness(0) invert(1);
}
.back-link {
  font-size:14px;
  white-space:nowrap;
}
.back-link:hover {
  text-decoration:underline;
}
main {
  max-width:1160px;
  margin:auto;
  padding:52px 28px 42px;
}
.eyebrow {
  font-size:13px;
  letter-spacing:.1em;
  color:var(--green);
  margin:0 0 12px;
}
h1 {
  font-size:36px;
  font-weight:600;
  letter-spacing:.03em;
  line-height:1.4;
  margin:0 0 14px;
}
.page-intro>p:last-child {
  margin:0;
  color:var(--muted);
}
.query-layout {
  display:grid;
  grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);
  gap:36px;
  margin-top:34px;
}
.query-panel {
  background:white;
  border:1px solid var(--line);
  border-radius:8px;
  padding:32px 36px;
  box-shadow:0 10px 32px #17372b04;
}
h2 {
  font-size:21px;
  font-weight:500;
  margin:0 0 8px;
}
.form-note {
  color:var(--muted);
  font-size:14px;
  margin:0 0 25px;
}
.field {
  margin-bottom:21px;
}
.field label {
  display:block;
  font-size:15px;
  margin-bottom:6px;
}
.field input {
  display:block;
  width:100%;
  height:48px;
  padding:10px 13px;
  border:1px solid #cbd8d2;
  border-radius:4px;
  font:inherit;
  color:var(--text);
  background:#fff;
  outline:none;
}
.field input::placeholder {
  font-size:14px;
  color:#8b9795;
}
.field input:focus {
  border-color:var(--green);
  box-shadow:0 0 0 3px #008c4212;
}
.form-actions {
  display:flex;
  align-items:center;
  gap:22px;
  margin-top:27px;
}
button {
  font:inherit;
  cursor:pointer;
}
.form-actions button[type=submit] {
  border:0;
  border-radius:4px;
  background:var(--green);
  color:white;
  padding:11px 25px;
  min-width:180px;
  display:flex;
  justify-content:space-between;
  gap:36px;
  transition:background .2s;
}
.form-actions button[type=submit]:hover {
  background:#006f35;
}
.form-actions button:disabled {
  opacity:.65;
  cursor:wait;
}
.reset {
  border:0;
  background:transparent;
  color:var(--muted);
  padding:10px;
}
.reset:hover {
  color:var(--green);
}
.query-guide {
  grid-column:2;
  grid-row:1;
  padding:20px 4px 12px 0;
}
.guide-mark {
  display:grid;
  place-items:center;
  border:1px solid #b3c8bc;
  border-radius:50%;
  width:32px;
  height:32px;
  color:var(--green);
  font-size:18px;
  margin-bottom:17px;
}
.query-guide p,.query-guide dd {
  font-size:14px;
  color:var(--muted);
  margin:0 0 22px;
}
.query-guide h2 {
  margin-bottom:13px;
}
.query-guide dt {
  font-size:15px;
  margin:0 0 5px;
}
.query-guide dd {
  margin-left:0;
}
.query-guide dl {
  margin:23px 0;
}
.contact {
  display:block;
  border-top:1px solid var(--line);
  padding-top:20px;
  font-size:14px;
  color:var(--muted);
}
.contact span {
  display:block;
  color:var(--text);
  font-size:23px;
  letter-spacing:.02em;
}
.privacy-note {
  font-size:13px;
  color:var(--muted);
  margin:20px 0 0;
}
.form-error {
  color:#a02d22;
  font-size:14px;
  margin:0;
}
.results {
  grid-column:1 / -1;
  grid-row:2;
  margin-top:0;
  outline:none;
}
.results>h2 {
  margin-bottom:16px;
}
.certificate {
  border:1px solid var(--line);
  border-left:3px solid var(--green);
  border-radius:5px;
  background:white;
  padding:24px 28px;
  margin:16px 0;
}
.certificate.invalid {
  border-left-color:#a76d24;
}
.result-heading {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-bottom:18px;
}
.result-heading h3 {
  font-size:18px;
  font-weight:500;
  margin:0;
}
.result-status {
  font-size:13px;
  color:var(--green);
  white-space:nowrap;
}
.invalid .result-status {
  color:#926321;
}
.certificate dl {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px 28px;
  margin:0;
}
.certificate dl>div {
  min-width:0;
}
.certificate dt {
  font-size:13px;
  color:var(--muted);
}
.certificate dd {
  margin:2px 0 0;
  overflow-wrap:anywhere;
}
.empty-result {
  padding:25px 28px;
  background:white;
  border:1px solid var(--line);
  border-radius:5px;
}
.empty-result p {
  color:var(--muted);
  margin:8px 0 0;
  font-size:14px;
}
footer {
  max-width:1104px;
  margin:0 auto;
  padding:24px 0 32px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
footer span {
  padding:0 10px;
}
:focus-visible {
  outline:2px solid var(--green);
  outline-offset:4px;
}
[hidden] {
  display:none!important;
}
@media(max-width:760px) {
  .header-inner {
    min-height:88px;
    padding:16px 20px;
  }
  .brand {
    width:250px;
    max-width:68%;
  }
  .back-link {
    font-size:12px;
  }
  main {
    padding:34px 20px;
  }
  h1 {
    font-size:29px;
  }
  .query-layout {
    grid-template-columns:1fr;
    gap:24px;
    margin-top:26px;
  }
  .query-panel {
    padding:25px 22px;
  }
  .query-guide {
    grid-column:auto;
    grid-row:auto;
    padding:10px 3px;
  }
  .results {
    grid-column:auto;
    grid-row:auto;
  }
  .certificate {
    padding:21px 20px;
  }
  .certificate dl {
    grid-template-columns:1fr;
  }
  .result-heading {
    align-items:flex-start;
  }
  footer {
    margin:0 20px;
  }
  .query-guide dl {
    margin-bottom:18px;
  }
}
@media(prefers-reduced-motion:reduce) {
  * {
    transition:none!important;
  }
}