:root {
  color-scheme: dark;
  --bg: #141716;
  --panel: #1d2220;
  --panel-soft: #191d1b;
  --line: #333c37;
  --text: #edf2ee;
  --muted: #a3afa7;
  --dim: #8c9990;
  --accent: #8de4bd;
  --warn: #edc289;
  --error: #f1aaaa;
  --radius: 16px;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", sans-serif;
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
button,
summary {
  -webkit-tap-highlight-color: transparent;
}
button {
  font: inherit;
  cursor: pointer;
}
button:disabled {
  opacity: 0.42;
  cursor: default;
}
button:not(:disabled):active {
  transform: translateY(1px);
}
button,
summary {
  touch-action: manipulation;
}
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}
[hidden] {
  display: none !important;
}
h1,
h2,
h3,
p {
  margin: 0;
}
svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}
.page-shell {
  width: min(1100px, calc(100% - 64px));
  margin: 0 auto;
  padding: 44px 0 30px;
}
.hero {
  margin-bottom: 28px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.13em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid #507662;
  border-radius: 9px;
  color: var(--accent);
  font-size: 13px;
  letter-spacing: -0.03em;
}
h1 {
  font-size: clamp(25px, 3vw, 34px);
  line-height: 1.35;
  letter-spacing: -0.035em;
  font-weight: 650;
}
.hero-subtitle {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}
.hero-subtitle span {
  padding: 0 8px;
  color: #53635a;
}
.control-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  border: 1px solid #3c5144;
  background: linear-gradient(110deg, #24352a, var(--panel) 72%);
  border-radius: var(--radius);
  padding: 23px 25px;
  margin-bottom: 24px;
}
.summary {
  flex: 1;
  min-width: 0;
}
.eyebrow {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 5px;
}
.summary-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 21px;
  letter-spacing: -0.02em;
  line-height: 1.5;
}
.badge {
  display: inline-flex;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 0;
  font-weight: 550;
}
.badge-info,
.badge-same {
  color: var(--accent);
  background: #314a3b;
}
.badge-warn {
  color: var(--warn);
  background: #453a2b;
}
.summary-description {
  color: #b3bfb6;
  font-size: 13px;
  margin-top: 6px;
}
.progress-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--muted);
  font-size: 11px;
  margin-top: 17px;
  font-variant-numeric: tabular-nums;
}
progress {
  width: 70px;
  height: 4px;
  border: 0;
  border-radius: 4px;
  background: #39463e;
  appearance: none;
  overflow: hidden;
}
progress::-webkit-progress-bar {
  background: #39463e;
}
progress::-webkit-progress-value {
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.2s;
}
progress::-moz-progress-bar {
  background: var(--accent);
}
#summary-time {
  margin-left: 6px;
}
.control-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}
.refresh-btn,
.copy-all-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border-radius: 9px;
  padding: 9px 16px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}
.refresh-btn {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #173023;
}
.refresh-btn:hover {
  background: #adf0cf;
}
.refresh-btn.is-running {
  color: var(--text);
  background: #33483a;
  border-color: #54725e;
}
.refresh-btn.is-running:hover {
  background: #3e5446;
}
.stop-icon {
  display: none;
  width: 11px;
  height: 11px;
  background: currentColor;
  border-radius: 2px;
  margin: 3px;
}
.is-running .stop-icon {
  display: block;
}
.is-running .refresh-icon {
  display: none;
}
.copy-all-btn {
  color: var(--muted);
  border: 1px solid var(--line);
  background: transparent;
  font-weight: 400;
}
.copy-all-btn:hover:not(:disabled) {
  background: #2c352f;
  color: var(--text);
}
.card-grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 21px;
}
.card-header {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}
.card-heading {
  flex: 1;
  min-width: 0;
}
.card-icon {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 700;
  background: #303d34;
  color: #b6dbc3;
}
.card-icon.foreign {
  color: #b2c9f0;
  background: #2c384a;
  font-size: 9px;
}
.card-icon.google {
  color: #e6ca9c;
  background: #423b2e;
  font-size: 15px;
}
.card-icon.cloudflare {
  color: #e5bda3;
  background: #43372f;
}
.card-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
}
.card-desc {
  font-size: 11px;
  color: var(--dim);
  line-height: 1.6;
  margin-top: 3px;
}
.card-status {
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.card-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
[data-status="loading"] .card-status::before {
  animation: pulse 1.2s ease-in-out infinite;
}
[data-status="success"] .card-status {
  color: var(--accent);
}
[data-status="warn"] .card-status {
  color: var(--warn);
}
[data-status="error"] .card-status {
  color: var(--error);
}
.card-body {
  margin-top: 25px;
}
.ip-row {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
}
.ip-display {
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 21px;
  font-weight: 550;
  letter-spacing: -0.035em;
  line-height: 1.5;
  user-select: all;
}
.ip-display.is-message {
  font-family: inherit;
  font-size: 19px;
  letter-spacing: -0.02em;
  user-select: text;
}
.ip-display.is-ipv6 {
  font-size: 16px;
  letter-spacing: -0.02em;
}
[data-status="loading"] .ip-display,
[data-status="cancelled"] .ip-display {
  color: var(--muted);
}
.ip-family {
  color: var(--dim);
  font-size: 9px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0 4px;
  flex-shrink: 0;
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--muted);
  border: 0;
  background: transparent;
  border-radius: 7px;
  padding: 8px;
  width: 34px;
  height: 34px;
  margin-left: auto;
}
.copy-btn:hover {
  background: #323e36;
  color: var(--accent);
}
.copy-btn svg {
  width: 16px;
  height: 16px;
}
.ip-location {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  margin-top: 6px;
  overflow-wrap: anywhere;
}
.result-note {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  line-height: 1.8;
}
.card-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 37px;
  border-top: 1px solid var(--line);
  padding-top: 13px;
  margin-top: 22px;
}
.card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 12px;
  min-width: 0;
  width: 100%;
  font-size: 11px;
}
.latency {
  font-family: "SFMono-Regular", Consolas, monospace;
  white-space: nowrap;
}
.latency.good {
  color: var(--accent);
}
.latency.mid {
  color: var(--warn);
}
.latency.slow {
  color: var(--error);
}
.api-source {
  color: var(--dim);
  overflow-wrap: anywhere;
}
.pending-label {
  color: var(--dim);
}
.retry-btn {
  color: var(--accent);
  border: 1px solid #4b6554;
  border-radius: 7px;
  background: transparent;
  padding: 5px 13px;
  min-height: 34px;
  font-size: 12px;
  white-space: nowrap;
  margin-left: auto;
}
.retry-btn:hover:not(:disabled) {
  background: #2f4336;
}
.domestic-card {
  display: grid;
  grid-template-columns: minmax(230px, 1fr) minmax(0, 1.2fr) auto;
  align-items: center;
  column-gap: 34px;
  padding: 22px 24px;
}
.domestic-card .card-status {
  margin-left: auto;
}
.domestic-card .card-body {
  margin-top: 0;
}
.domestic-card .card-footer {
  flex-direction: column;
  align-items: flex-end;
  margin: 0;
  border: 0;
  padding: 0;
}
.domestic-card .card-meta {
  flex-direction: column;
  align-items: flex-end;
  gap: 3px;
}
.domestic-card .result-note:not([hidden]) {
  grid-column: 2;
  grid-row: 2;
}
.group-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 2px 13px;
}
.group-title {
  font-size: 13px;
  font-weight: 550;
}
.group-description {
  font-size: 11px;
  color: var(--dim);
}
.result-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.result-item {
  display: flex;
  flex-direction: column;
}
.result-item .card-header {
  flex-wrap: wrap;
}
.result-item .card-desc {
  display: none;
}
.result-item .card-footer {
  margin-top: auto;
}
.result-item .card-body {
  margin-bottom: 18px;
}
.result-item .result-note {
  margin-top: -10px;
  margin-bottom: 18px;
}
.method-note {
  margin-top: 25px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}
.method-note summary {
  cursor: pointer;
  padding: 15px 3px;
  min-height: 44px;
}
.method-note summary:hover {
  color: var(--text);
}
.method-content {
  padding: 0 3px 15px;
  display: grid;
  gap: 10px;
  max-width: 850px;
}
.method-content strong {
  font-weight: 550;
  color: #c7d3ca;
  margin-right: 10px;
}
.footer-note {
  padding-top: 24px;
  color: var(--dim);
  font-size: 11px;
  text-align: center;
  line-height: 1.9;
}
.footer-note > span:last-child {
  color: var(--dim);
  font-size: 10px;
}
.privacy-dot {
  display: inline-block;
  height: 5px;
  width: 5px;
  margin-right: 6px;
  margin-bottom: 2px;
  border-radius: 50%;
  background: var(--accent);
}
.noscript-note {
  color: var(--warn);
  text-align: center;
  padding: 15px;
}
#toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  max-width: calc(100% - 32px);
  transform: translate(-50%, 8px);
  border: 1px solid #546b5b;
  border-radius: 10px;
  background: #2d3d32;
  color: var(--text);
  font-size: 13px;
  padding: 11px 20px;
  box-shadow: 0 8px 30px #0004;
  opacity: 0;
  pointer-events: none;
  transition:
    opacity 0.18s,
    transform 0.18s;
  z-index: 10;
  text-align: center;
}
#toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
@keyframes pulse {
  50% {
    opacity: 0.25;
  }
}
@media (max-width: 980px) {
  .page-shell {
    width: calc(100% - 40px);
  }
  .domestic-card {
    grid-template-columns: 1fr 1.2fr;
    column-gap: 22px;
  }
  .domestic-card .card-footer {
    grid-column: 2;
    align-items: stretch;
    margin-top: 10px;
  }
  .domestic-card .card-meta {
    flex-direction: row;
  }
  .result-list {
    gap: 10px;
  }
  .result-item {
    padding: 17px;
  }
  .result-item .card-header {
    gap: 8px;
  }
  .ip-display {
    font-size: 18px;
  }
  .ip-family {
    display: none;
  }
}
@media (max-width: 760px) {
  .page-shell {
    max-width: 580px;
    padding-top: 28px;
  }
  .brand {
    margin-bottom: 19px;
  }
  .hero-subtitle {
    max-width: 330px;
  }
  .hero-subtitle span {
    padding: 0 4px;
  }
  .control-panel {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    padding: 21px;
  }
  .control-actions {
    flex-direction: row;
  }
  .control-actions > button {
    flex: 1;
    min-height: 44px;
  }
  .summary-status {
    font-size: 20px;
  }
  .domestic-card {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 21px;
  }
  .domestic-card .card-body {
    margin-top: 20px;
  }
  .domestic-card .card-footer {
    flex-direction: row;
    margin-top: 18px;
    border-top: 1px solid var(--line);
    padding-top: 13px;
  }
  .domestic-card .card-meta {
    align-items: center;
  }
  .result-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .result-item {
    padding: 21px;
  }
  .result-item .card-body {
    margin-top: 20px;
  }
  .result-item .card-desc {
    display: block;
  }
  .result-item .card-footer {
    margin-top: 0;
  }
  .ip-display {
    font-size: 21px;
  }
  .ip-family {
    display: block;
  }
  .copy-btn {
    width: 44px;
    height: 44px;
    margin-top: -5px;
    margin-bottom: -5px;
  }
  .retry-btn {
    min-height: 44px;
  }
  .group-heading {
    justify-content: space-between;
  }
  .footer-note {
    padding-top: 15px;
  }
}
@media (max-width: 380px) {
  .page-shell {
    width: calc(100% - 28px);
  }
  h1 {
    font-size: 23px;
  }
  .card,
  .control-panel {
    padding: 17px;
  }
  .summary-status {
    font-size: 18px;
  }
  .ip-family {
    display: none;
  }
  .ip-display {
    font-size: 20px;
  }
  .refresh-btn,
  .copy-all-btn {
    padding: 9px 10px;
    font-size: 12px;
  }
  #summary-time {
    width: 100%;
    margin-left: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}