:root {
  color-scheme: light;
  --ts-blue: #0867ed;
  --ts-navy: #102b51;
  --ts-text: #203957;
  --ts-muted: #647b98;
  --ts-border: #e0e9f4;
  --ts-surface-solid: #fff;
  --ts-shadow: 0 16px 56px #173a671f;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-synthesis: style;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--ts-text); background: #f5f8fd; font-size: 14px; line-height: 1.6; }
button, input { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .55; }
button, input, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #80b2ff; outline-offset: 3px; }
[hidden] { display: none !important; }
.shell { width: min(840px, calc(100% - 48px)); margin: 0 auto; padding: 52px 0 30px; }
.page-heading { text-align: center; margin-bottom: 30px; }
.page-heading h1 { margin: 0; color: var(--ts-navy); font-size: 36px; font-weight: 700; line-height: 1.4; letter-spacing: .015em; }
.page-heading p { margin: 9px 0 0; color: var(--ts-muted); font-size: 16px; }
.search-panel, .query-result, .usage-guide { background: #fff; border: 1px solid var(--ts-border); border-radius: 14px; box-shadow: 0 4px 20px #284e8004; }
.search-panel { padding: 24px 28px; }
.search-label { display: block; margin-bottom: 7px; font-size: 14px; font-weight: 600; color: var(--ts-navy); }
.search-controls { display: flex; align-items: stretch; gap: 14px; }
.search-controls input { flex: 1; min-width: 0; width: 100%; height: 48px; padding: 11px 14px; border: 1px solid #cbd9eb; border-radius: 7px; background: #fff; color: var(--ts-navy); font-size: 16px; }
.search-controls input::placeholder { color: #8192a9; }
.search-controls input:focus { border-color: #5e9af5; outline: 3px solid #0867ed12; outline-offset: 0; }
.search-controls input:disabled { background: #f6f8fc; }
.btn { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 10px 23px; border: 1px solid transparent; border-radius: 7px; font-weight: 600; line-height: 1.5; text-align: center; transition: background-color .15s, border-color .15s; }
.btn-blue { color: #fff; background: var(--ts-blue); border-color: var(--ts-blue); }
.btn-blue:hover:not(:disabled) { background: #075bcc; border-color: #075bcc; }
.search-submit { flex: 0 0 160px; }
.search-hint { margin: 8px 0 0; color: var(--ts-muted); font-size: 12px; }
.notice { display: none; }
.notice.show { display: block; margin: 16px 0 0; padding: 11px 14px; border: 1px solid transparent; border-radius: 8px; overflow-wrap: anywhere; font-size: 13px; }
.notice.error { color: #a33440; border-color: #f1d5da; background: #fff5f6; }
.notice.success { color: #13734c; border-color: #ccebdc; background: #f1faf5; }
.query-result { margin-top: 20px; padding: 22px 28px 24px; scroll-margin: 20px; }
.result-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 18px; border-bottom: 1px solid var(--ts-border); }
.result-heading h2 { display: flex; align-items: center; gap: 12px; margin: 0; font-size: 20px; color: var(--ts-navy); line-height: 1.4; }
.success-icon { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 30px; width: 30px; height: 30px; border-radius: 50%; color: #fff; background: #21a468; }
.success-icon svg { width: 19px; height: 19px; }
.result-heading-note { color: var(--ts-muted); font-size: 13px; white-space: nowrap; }
.result-key-row { display: flex; align-items: center; gap: 18px; padding: 21px 0; border-bottom: 1px solid var(--ts-border); min-width: 0; }
.result-key { min-width: 0; color: var(--ts-blue); font-family: Consolas, "SFMono-Regular", monospace; font-size: 24px; font-weight: 700; line-height: 1.45; overflow-wrap: anywhere; user-select: all; }
.result-action { min-height: 44px; padding: 9px 22px; border: 1px solid var(--ts-blue); border-radius: 7px; color: var(--ts-blue); background: #fff; font-size: 14px; font-weight: 600; line-height: 1.5; }
.result-action:hover:not(:disabled) { background: #f0f6ff; }
.result-copy { flex: 0 0 auto; min-height: 36px; padding: 6px 14px; font-size: 13px; }
.result-fields { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); column-gap: 24px; row-gap: 20px; margin: 20px 0 22px; }
.result-field { min-width: 0; }
.result-field:nth-child(-n+3) { grid-column: span 2; }
.result-field:nth-child(2), .result-field:nth-child(3) { padding-left: 28px; border-left: 1px solid var(--ts-border); }
.result-field dt { margin: 0 0 5px; color: var(--ts-muted); font-size: 13px; }
.result-field dd { margin: 0; color: var(--ts-navy); font-size: 17px; font-weight: 600; overflow-wrap: anywhere; }
.result-field-expiry, .result-field-countdown { grid-column: span 3; padding: 15px 17px; background: #f6f9fd; border-radius: 9px; }
.result-field-countdown { background: #edf5ff; }
.result-field-expiry dd { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; font-weight: 400; font-variant-numeric: tabular-nums; }
.result-field-countdown dd { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px; }
.result-countdown-value { font-size: 25px; color: var(--ts-blue); font-weight: 700; line-height: 1.45; font-variant-numeric: tabular-nums; white-space: nowrap; }
.result-countdown-hint { font-size: 12px; font-weight: 400; color: var(--ts-muted); }
.result-field-countdown.is-expired { background: #fff8ea; }
.result-field-countdown.is-expired .result-countdown-value { color: #946513; }
.result-timezone { color: var(--ts-muted); font-size: 12px; font-weight: 400; }
.result-status { display: inline-block; padding: 3px 13px; border-radius: 20px; font-size: 13px; font-weight: 500; line-height: 1.6; }
.result-status-active { color: #087448; background: #e6f7ed; }
.result-status-expired { color: #90640e; background: #fff5df; }
.result-status-unused { color: #546781; background: #eef2f7; }
.result-status-banned { color: #b13848; background: #fff0f2; }
.unbind-section { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--ts-border); padding-top: 21px; }
.unbind-description { min-width: 0; }
.unbind-description h3 { margin: 0; color: var(--ts-navy); font-size: 17px; }
.unbind-description p { margin: 3px 0 0; color: var(--ts-muted); font-size: 13px; }
.unbind-section .result-action { flex-shrink: 0; min-width: 128px; }
.unbind-actions { display: flex; align-items: center; gap: 24px; }
.unbind-usage { min-width: 0; }
.unbind-usage-line { font-size: 13px; white-space: nowrap; }
.unbind-usage-line strong { margin: 0 4px; color: var(--ts-blue); font-size: 20px; font-weight: 700; font-variant-numeric: tabular-nums; }
.unbind-usage-hint { margin: 3px 0 0; color: var(--ts-muted); font-size: 11px; }
.usage-guide { margin-top: 18px; }
.usage-guide summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 58px; padding: 16px 28px; list-style: none; cursor: pointer; font-size: 15px; font-weight: 600; color: var(--ts-navy); border-radius: 14px; }
.usage-guide summary::-webkit-details-marker { display: none; }
.usage-guide summary::after { content: ""; width: 9px; height: 9px; margin-right: 3px; border-right: 1.5px solid var(--ts-muted); border-bottom: 1.5px solid var(--ts-muted); transform: rotate(45deg) translateY(-3px); flex-shrink: 0; }
.usage-guide[open] summary::after { transform: rotate(225deg) translate(-2px, -1px); }
.usage-guide ol { margin: 0 28px 20px; padding-left: 20px; color: var(--ts-muted); font-size: 13px; }
.usage-guide li + li { margin-top: 8px; }
.page-footer { margin: 26px 0 0; text-align: center; color: var(--ts-muted); font-size: 12px; }
.verification-dialog, .confirm-dialog { width: calc(100% - 32px); max-width: 420px; max-height: calc(100dvh - 32px); padding: 26px; border: 1px solid var(--ts-border); border-radius: 16px; color: var(--ts-text); background: #fff; box-shadow: var(--ts-shadow); overflow: auto; }
dialog::backdrop { background: #102f6366; backdrop-filter: blur(3px); }
dialog h2 { margin: 0 0 8px; color: var(--ts-navy); font-size: 22px; }
.verification-description, .confirm-description { margin: 0 0 20px; color: var(--ts-muted); font-size: 14px; }
.verification-actions { display: flex; gap: 10px; margin-top: 24px; }
.verification-actions button { flex: 1; min-height: 44px; padding: 10px; border-radius: 7px; }
.verification-cancel { background: #f7f9fc; border: 1px solid #d7e2ef; color: var(--ts-text); }
.verification-cancel:hover { background: #edf3fa; }
.verification-dialog .hint { margin-top: 16px; text-align: center; color: var(--ts-muted); font-size: 13px; }
.turnstile-widget { display: flex; justify-content: center; min-width: 0; max-width: 100%; }
cap-widget { --cap-background: #fff; --cap-color: var(--ts-text); --cap-border-color: var(--ts-border); --cap-widget-width: 220px; max-width: 100%; }
body.verification-open, body.confirm-open { overflow: hidden; }
.confirm-key { margin: 16px 0; padding: 12px; background: #f5f8fd; border: 1px solid var(--ts-border); border-radius: 8px; font-family: Consolas, monospace; font-size: 16px; color: var(--ts-blue); overflow-wrap: anywhere; }
.confirm-description { margin-bottom: 0; }
@media (max-width: 600px) {
  .shell { width: calc(100% - 28px); padding: 30px 0 24px; }
  .page-heading { margin-bottom: 22px; }
  .page-heading h1 { font-size: 27px; }
  .page-heading p { margin-top: 7px; font-size: 13px; }
  .search-panel { padding: 16px; }
  .search-controls { flex-direction: column; gap: 10px; }
  .search-controls input { flex: auto; height: 44px; }
  .search-submit { flex: auto; width: 100%; min-height: 44px; }
  .search-hint { font-size: 11px; }
  .query-result { margin-top: 16px; padding: 16px; }
  .result-heading { padding-bottom: 15px; }
  .result-heading h2 { font-size: 17px; gap: 9px; }
  .success-icon { flex-basis: 26px; width: 26px; height: 26px; }
  .result-heading-note { font-size: 11px; }
  .result-key-row { gap: 10px; padding: 16px 0; }
  .result-key { font-size: 19px; }
  .result-copy { margin-left: auto; padding: 6px 10px; }
  .result-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px 20px; margin: 16px 0 18px; }
  .result-field:nth-child(-n+2) { grid-column: span 1; }
  .result-field:nth-child(2) { padding-left: 18px; }
  .result-field:nth-child(3) { padding-left: 0; border-left: 0; grid-column: 1 / -1; }
  .result-field dt { font-size: 12px; margin-bottom: 4px; }
  .result-field dd { font-size: 16px; }
  .result-field-expiry, .result-field-countdown { grid-column: 1 / -1; padding: 12px 14px; }
  .result-field-expiry { padding: 0; background: none; }
  .result-field-expiry dd { gap: 3px 8px; }
  .result-timezone { font-size: 11px; }
  .unbind-section { align-items: stretch; flex-direction: column; gap: 12px; padding-top: 17px; }
  .unbind-description h3 { font-size: 16px; }
  .unbind-description p { font-size: 12px; }
  .unbind-section .result-action { width: 100%; }
  .unbind-actions { flex-direction: column; align-items: stretch; gap: 9px; }
  .usage-guide { margin-top: 15px; }
  .usage-guide summary { min-height: 52px; padding: 13px 16px; font-size: 14px; }
  .usage-guide ol { margin: 0 16px 16px; font-size: 12px; }
  .page-footer { margin-top: 20px; font-size: 11px; }
}
@media (max-width: 360px) {
  .shell { width: calc(100% - 24px); }
  .page-heading h1 { font-size: 25px; }
  .search-panel, .query-result { padding: 14px; }
  .result-key { font-size: 17px; }
  .result-countdown-value { font-size: 23px; }
  .verification-dialog, .confirm-dialog { padding: 22px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}