.speed-hero {
  padding-bottom: 58px;
}

.speed-workbench {
  padding-bottom: 104px;
}

.speed-form {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 0.72fr);
  gap: 20px;
  margin-top: 20px;
}

.speed-form__main,
.speed-form__settings {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.speed-form__main > label,
.setting-field label {
  color: var(--color-ink);
  font-size: 15px;
  font-weight: 760;
}

.speed-form__main > p,
.setting-field p {
  margin: 3px 0 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.6;
}

#proxy-input {
  width: 100%;
  height: 54px;
  margin-top: 16px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 0 16px;
  color: var(--color-ink);
  font: 550 14px/1.4 ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  outline: none;
  transition: border-color var(--transition), background-color var(--transition), box-shadow var(--transition);
}

#proxy-input::placeholder {
  color: var(--color-muted);
  opacity: 1;
}

#proxy-input:hover,
.setting-field select:hover {
  border-color: var(--color-primary);
}

#proxy-input:focus,
.setting-field select:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
}

#proxy-input[aria-invalid="true"] {
  border-color: var(--color-high);
  box-shadow: 0 0 0 4px oklch(0.50 0.17 25 / 0.12);
}

.format-help code {
  border-radius: 5px;
  background: var(--color-surface-muted);
  padding: 2px 5px;
  color: var(--color-ink-soft);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.speed-form__actions {
  display: flex;
  gap: 6px;
  margin-top: 12px;
}

.speed-form__settings {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.setting-field select {
  width: 100%;
  min-height: 46px;
  margin-top: 8px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  padding: 0 38px 0 12px;
  color: var(--color-ink-soft);
  font: inherit;
  font-size: 14px;
  font-weight: 650;
  outline: none;
}

.measurement-note {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: auto;
  border: 1px solid color-mix(in oklch, var(--color-primary) 28%, var(--color-border));
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  padding: 14px;
}

.measurement-note svg {
  width: 23px;
  flex: 0 0 auto;
  color: var(--color-primary-ink);
}

.measurement-note strong {
  display: block;
  color: var(--color-primary-ink);
  font-size: 14px;
  line-height: 1.45;
  text-wrap: pretty;
}

.measurement-note__content {
  min-width: 0;
}

.measurement-note__label {
  display: block;
  margin-bottom: 3px;
  color: var(--color-primary-deep);
  font-size: 11px;
  font-weight: 760;
}

.measurement-note p {
  margin: 5px 0 0;
  color: var(--color-ink-soft);
  font-size: 12px;
  line-height: 1.6;
}

#test-node-detail {
  color: var(--color-ink);
}

.speed-submit-row {
  grid-column: 1 / -1;
  display: flex;
  min-height: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.speed-submit-row .query-status {
  min-height: 0;
  margin: 0;
  text-align: left;
}

.speed-submit {
  min-width: 176px;
  min-height: 50px;
}

.speed-submit.is-cancel {
  border-color: var(--color-border-strong);
  background: var(--color-bg);
  color: var(--color-ink);
}

.speed-results {
  margin-top: 36px;
  border-top: 1px solid var(--color-border);
  padding-top: 44px;
}

.speed-loading {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: 28px;
}

.speed-loading > p {
  margin: 12px 0 22px;
  color: var(--color-muted);
  font-size: 13px;
  text-align: center;
}

.speed-progress {
  width: min(100%, 540px);
  height: 7px;
  margin-inline: auto;
  overflow: hidden;
  border-radius: 999px;
  background: var(--color-surface-strong);
}

.speed-progress span {
  display: block;
  width: 28%;
  height: 100%;
  border-radius: inherit;
  background: var(--color-primary);
  animation: speed-progress 1.4s ease-in-out infinite alternate;
}

.speed-skeleton {
  display: grid;
  grid-template-columns: 1.4fr repeat(2, 1fr);
  gap: 14px;
}

.speed-skeleton span {
  min-height: 118px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}

@keyframes speed-progress {
  from { transform: translateX(-15%); }
  to { transform: translateX(300%); }
}

.speed-verdict {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: 26px;
}

.speed-verdict > div {
  max-width: 680px;
}

.speed-rating {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  background: var(--color-surface-strong);
  padding: 3px 11px;
  color: var(--color-ink-soft);
  font-size: 12px;
  font-weight: 780;
}

.speed-rating--fast {
  background: var(--color-low-soft);
  color: var(--color-low);
}

.speed-rating--moderate {
  background: var(--color-medium-soft);
  color: var(--color-medium);
}

.speed-rating--slow {
  background: var(--color-high-soft);
  color: var(--color-high);
}

.speed-verdict h3 {
  margin: 10px 0 5px;
  font-size: 25px;
  letter-spacing: -0.025em;
  line-height: 1.25;
  text-wrap: balance;
}

.speed-verdict p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.speed-verdict__identity {
  min-width: min(100%, 330px);
  margin: 0;
}

.speed-verdict__identity > div {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px;
  border-bottom: 1px solid var(--color-border);
  padding: 7px 0;
}

.speed-verdict__identity > div:last-child {
  border-bottom: 0;
}

.speed-verdict__identity dt,
.speed-verdict__identity dd {
  min-width: 0;
  margin: 0;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.speed-verdict__identity dt {
  color: var(--color-muted);
}

.speed-verdict__identity dd {
  color: var(--color-ink-soft);
  font-weight: 700;
  text-align: right;
}

.speed-metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 18px 0 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  box-shadow: var(--shadow-card);
}

.speed-metric-strip > div {
  min-width: 0;
  padding: 20px;
}

.speed-metric-strip > div + div {
  border-left: 1px solid var(--color-border);
}

.speed-metric-strip dt {
  color: var(--color-muted);
  font-size: 12px;
  font-weight: 680;
}

.speed-metric-strip dd {
  margin: 4px 0 1px;
  color: var(--color-ink);
  font-size: 24px;
  font-weight: 820;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.025em;
  overflow-wrap: anywhere;
}

.speed-metric-strip span {
  color: var(--color-muted);
  font-size: 11px;
}

.measurement-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.75fr);
  gap: 18px;
  margin-top: 18px;
}

.range-panel,
.exit-panel {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  padding: 24px;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.panel-heading h3 {
  margin: 0;
  font-size: 19px;
  letter-spacing: -0.02em;
}

.panel-heading > span {
  color: var(--color-muted);
  font-size: 12px;
}

.range-measure {
  margin-top: 22px;
}

.range-measure + .range-measure {
  border-top: 1px solid var(--color-border);
  padding-top: 20px;
}

.range-measure__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--color-ink-soft);
  font-size: 13px;
}

.range-measure__heading span {
  color: var(--color-muted);
  font-size: 11px;
}

.range-track {
  position: relative;
  height: 7px;
  margin: 15px 4px 12px;
  border-radius: 999px;
  background: var(--color-surface-strong);
}

.range-track span {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 0;
  border-radius: inherit;
  background: var(--color-primary);
  transition: width var(--transition);
}

.range-track i {
  position: absolute;
  top: 50%;
  left: 0;
  width: 11px;
  height: 11px;
  transform: translate(-50%, -50%);
  border: 2px solid var(--color-bg);
  border-radius: 50%;
  background: var(--color-primary-ink);
  box-shadow: 0 0 0 1px var(--color-primary-ink);
  transition: left var(--transition);
}

.range-measure dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
}

.range-measure dl > div {
  text-align: center;
}

.range-measure dt {
  color: var(--color-muted);
  font-size: 11px;
}

.range-measure dd {
  margin: 1px 0 0;
  color: var(--color-ink-soft);
  font-size: 13px;
  font-weight: 720;
  font-variant-numeric: tabular-nums;
}

.measurement-boundary {
  margin: 22px 0 0;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
  color: var(--color-muted);
  font-size: 12px;
}

.exit-address {
  display: block;
  margin-top: 22px;
  color: var(--color-primary-ink);
  font-size: 19px;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.exit-facts {
  margin: 18px 0 0;
}

.exit-facts > div {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 12px;
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
}

.exit-facts > div:last-child {
  border-bottom: 0;
}

.exit-facts dt,
.exit-facts dd {
  min-width: 0;
  margin: 0;
  font-size: 12px;
}

.exit-facts dt {
  color: var(--color-muted);
}

.exit-facts dd {
  color: var(--color-ink-soft);
  font-weight: 680;
  overflow-wrap: anywhere;
  text-align: right;
}

.probe-disclosure {
  margin-top: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
}

.probe-disclosure summary {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 20px;
  color: var(--color-ink-soft);
  cursor: pointer;
  font-size: 13px;
  font-weight: 720;
  list-style-position: inside;
}

.probe-disclosure summary span:last-child {
  color: var(--color-muted);
  font-size: 11px;
  font-weight: 600;
}

.probe-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  border-top: 1px solid var(--color-border);
  padding: 18px;
}

.probe-item {
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 15px;
}

.probe-item h4 {
  margin: 0;
  font-size: 14px;
}

.probe-item p {
  margin: 6px 0 0;
  color: var(--color-muted);
  font-size: 12px;
}

.speed-warnings {
  margin-top: 18px;
  border: 1px solid oklch(0.85 0.05 72);
  border-radius: var(--radius-md);
  background: var(--color-medium-soft);
  padding: 13px 16px;
  color: oklch(0.38 0.07 72);
  font-size: 13px;
}

.speed-warnings ul {
  margin: 0;
  padding-left: 20px;
}

.speed-history {
  margin-top: 68px;
}

.history-visual {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 18px;
}

.history-chart-wrap {
  display: flex;
  min-height: 250px;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  padding: 20px;
}

.history-chart {
  width: 100%;
  height: auto;
  overflow: visible;
}

.history-axis {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 1;
}

.history-guide {
  fill: none;
  stroke: var(--color-border);
  stroke-dasharray: 5 6;
  stroke-width: 1;
}

.history-line {
  fill: none;
  stroke: var(--color-primary);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.history-point {
  fill: var(--color-bg);
  stroke: var(--color-primary-ink);
  stroke-width: 2;
}

.speed-history-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.speed-history-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  padding: 11px 13px;
}

.speed-history-list time {
  color: var(--color-muted);
  font-size: 11px;
}

.speed-history-list strong {
  grid-row: 1 / 3;
  grid-column: 2;
  align-self: center;
  color: var(--color-ink-soft);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.speed-history-list span {
  color: var(--color-ink-soft);
  font-size: 12px;
}

.speed-method {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
  padding-block: 92px;
}

.method-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) minmax(0, 1.3fr);
  gap: 72px;
  align-items: start;
}

.method-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.method-steps li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 16px;
  border-bottom: 1px solid var(--color-border);
  padding: 0 0 20px;
}

.method-steps li + li {
  padding-top: 20px;
}

.method-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.method-steps li > span {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
  font-size: 13px;
  font-weight: 800;
}

.method-steps h3 {
  margin: 0;
  font-size: 16px;
}

.method-steps p {
  margin: 4px 0 0;
  color: var(--color-muted);
  font-size: 13px;
}

.rating-rules {
  margin-top: 32px;
  border-block: 1px solid var(--color-border);
}

.rating-rule {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  padding: 20px 0;
}

.rating-rule:last-child {
  border-bottom: 0;
}

.rating-rule > span {
  display: inline-flex;
  width: fit-content;
  min-height: 28px;
  align-items: center;
  border-radius: 999px;
  background: var(--color-surface-muted);
  padding: 3px 11px;
  color: var(--color-ink-soft);
  font-size: 12px;
  font-weight: 780;
}

.rating-rule--fast > span {
  background: var(--color-low-soft);
  color: var(--color-low);
}

.rating-rule--moderate > span {
  background: var(--color-medium-soft);
  color: var(--color-medium);
}

.rating-rule--slow > span {
  background: var(--color-high-soft);
  color: var(--color-high);
}

.rating-rule h3,
.rating-rule p {
  margin: 0;
}

.rating-rule h3 {
  font-size: 15px;
}

.rating-rule p {
  margin-top: 3px;
  color: var(--color-muted);
  font-size: 13px;
}

@media (max-width: 980px) {
  .speed-form,
  .measurement-layout,
  .history-visual,
  .method-layout {
    grid-template-columns: 1fr;
  }

  .speed-submit-row {
    grid-column: auto;
  }

  .speed-metric-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .speed-metric-strip > div:nth-child(odd) {
    border-left: 0;
  }

  .speed-metric-strip > div:nth-child(n+3) {
    border-top: 1px solid var(--color-border);
  }

  .method-layout {
    gap: 38px;
  }
}

@media (max-width: 720px) {
  .speed-form {
    margin-top: 14px;
  }

  .speed-form__main,
  .speed-form__settings,
  .range-panel,
  .exit-panel {
    padding: 18px;
  }

  .speed-submit-row,
  .speed-verdict {
    align-items: stretch;
    flex-direction: column;
  }

  .speed-submit {
    width: 100%;
  }

  .speed-verdict__identity {
    width: 100%;
  }

  .speed-skeleton,
  .probe-list {
    grid-template-columns: 1fr;
  }

  .speed-metric-strip dd {
    font-size: 21px;
  }

  .speed-method {
    padding-block: 68px;
  }
}

@media (max-width: 480px) {
  .speed-metric-strip {
    grid-template-columns: 1fr;
  }

  .speed-metric-strip > div + div {
    border-top: 1px solid var(--color-border);
    border-left: 0;
  }

  .range-measure dl {
    gap: 8px;
  }

  .probe-disclosure summary {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
    padding-block: 13px;
  }

  .rating-rule {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .speed-progress span {
    width: 100%;
    animation: none;
  }

  .range-track span,
  .range-track i {
    transition: none;
  }
}