:root {
  font-family: system-ui, "Microsoft YaHei", sans-serif;
  color: #292b2d;
  background: #f2f1ee;
  font-size: 14px;
  letter-spacing: 0;
}

* { box-sizing: border-box; }
body { margin: 0; }
main { width: min(920px, 100%); margin: 0 auto; padding: 22px 18px; }
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  border-bottom: 2px solid #b99142;
  padding: 0 0 13px;
  margin-bottom: 16px;
}
.header-right { display: flex; align-items: center; gap: 14px; }
.header-right a { color: #6f5623; text-decoration: none; font-size: 13px; }
.eyebrow { margin: 0 0 4px; color: #74643e; font-size: 11px; text-transform: uppercase; }
h1 { font-size: 21px; margin: 0; }
h2 { font-size: 16px; margin: 0; }
#state { color: #565653; font-size: 13px; }
#message:not(:empty) { min-height: 22px; color: #8a3d2e; overflow-wrap: anywhere; }
#message.success { color: #28614e; }
label { display: grid; gap: 5px; color: #454642; font-size: 13px; min-width: 0; }
input {
  width: 100%;
  min-width: 0;
  height: 38px;
  border: 1px solid #c5c4be;
  border-radius: 4px;
  padding: 8px 10px;
  background: #fff;
  color: #292b2d;
  font: inherit;
}
button {
  min-height: 38px;
  border: 1px solid #303235;
  border-radius: 4px;
  padding: 7px 14px;
  background: #303235;
  color: #fff;
  font: inherit;
  white-space: nowrap;
  cursor: pointer;
}
button.primary { background: #a27d32; border-color: #a27d32; color: #fff; }
button.quiet { background: transparent; border-color: #bcbab3; color: #383a3b; }
button:disabled { opacity: .5; cursor: wait; }
[hidden] { display: none !important; }
#unlock { max-width: 440px; margin: 28px 0; }
.unlock-line, .url-line { display: flex; align-items: end; gap: 8px; margin-top: 7px; }
.unlock-line input, .url-line input { flex: 1; }
.source-line {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 7px 12px;
  border-bottom: 1px solid #d6d4ce;
  padding: 0 0 14px;
}
.source-line > label { grid-column: 1 / -1; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.login-section { padding: 17px 0; border-bottom: 1px solid #d6d4ce; }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; width: 100%; margin: 13px 0; }
.captcha-line { display: flex; align-items: end; gap: 9px; margin: 12px 0; }
.captcha-line label { width: min(180px, 44%); }
#captcha-image { width: 135px; height: 42px; object-fit: contain; background: #fff; border: 1px solid #cecdc7; }
#login-submit { margin-top: 2px; }
#email-panel { border-top: 1px solid #d6d4ce; margin-top: 16px; padding-top: 4px; }
#email-send, #email-verify { display: flex; align-items: end; gap: 10px; margin: 12px 0; }
#email-send label, #email-verify label { width: min(300px, 100%); }
.results { padding: 17px 0; border-bottom: 1px solid #d6d4ce; }
.results .section-heading p { margin: 5px 0 0; color: #656560; font-size: 12px; }
.table-wrap { max-width: 100%; overflow: auto; margin: 14px 0; }
table { width: 100%; border-collapse: collapse; table-layout: fixed; }
th, td { text-align: left; padding: 9px 7px; border-bottom: 1px solid #d9d7d1; overflow-wrap: anywhere; vertical-align: top; }
th { color: #5a5a55; font-size: 12px; }
th:first-child { width: 24%; }
td { font-variant-numeric: tabular-nums; }
#preview-note { min-height: 18px; color: #676760; font-size: 12px; }
details { padding: 15px 0; color: #454642; }
summary { cursor: pointer; }
.diagnostics { margin: 10px 0 0; }
.diagnostics div { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 12px; padding: 5px 0; border-bottom: 1px solid #dedcd6; }
.diagnostics dt { color: #66645e; }
.diagnostics dd { margin: 0; overflow-wrap: anywhere; }

@media (max-width: 520px) {
  main { padding: 15px 10px; }
  h1 { font-size: 19px; }
  #state { font-size: 12px; }
  .source-line { grid-template-columns: minmax(0, 1fr); align-items: stretch; }
  .source-line > label { grid-column: auto; }
  .source-line > .url-line { width: 100%; }
  .source-line > #logout { justify-self: start; }
  .fields { grid-template-columns: minmax(0, 1fr); }
  .captcha-line { gap: 7px; flex-wrap: wrap; }
  .captcha-line label { width: calc(100% - 150px); }
  #captcha-image { width: 135px; }
  .captcha-line #refresh { padding-inline: 9px; }
  #email-send, #email-verify { align-items: stretch; flex-wrap: wrap; }
  #email-send label, #email-verify label { width: 100%; }
  th, td { padding: 7px 4px; font-size: 12px; }
  th:first-child { width: 25%; }
  .diagnostics div { grid-template-columns: 105px minmax(0, 1fr); }
}

@media (max-width: 340px) {
  .section-heading { align-items: flex-start; }
  .section-heading button { white-space: normal; }
  .captcha-line label { width: 100%; }
  #captcha-image { margin-right: auto; }
  .url-line button { padding-inline: 9px; }
}