.wt-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid var(--wt-color-focus);
  outline-offset: 3px;
}

.wt-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--wt-space-2);
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: var(--wt-radius-sm);
  font: 700 0.94rem/1.2 var(--wt-font-body);
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--wt-duration-fast) var(--wt-ease),
    background-color var(--wt-duration-fast) ease,
    border-color var(--wt-duration-fast) ease,
    color var(--wt-duration-fast) ease,
    box-shadow var(--wt-duration-fast) ease;
}

.wt-button:hover {
  transform: translateY(-2px);
}

.wt-button:active {
  transform: translateY(0);
}

.wt-button--primary {
  color: #fff;
  background: var(--wt-color-primary);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--wt-color-primary) 26%, transparent);
}

.wt-button--primary:hover {
  background: var(--wt-color-primary-strong);
}

.wt-button--secondary {
  color: var(--wt-color-text);
  background: var(--wt-color-surface);
  border-color: var(--wt-color-border);
}

.wt-button--secondary:hover {
  border-color: var(--wt-color-border-strong);
  box-shadow: var(--wt-shadow-sm);
}

.wt-button--quiet {
  color: var(--wt-color-text-secondary);
  background: transparent;
}

.wt-button--danger {
  color: var(--wt-color-danger);
  background: transparent;
  border-color: color-mix(in srgb, var(--wt-color-danger) 35%, transparent);
}

.wt-icon-button {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid var(--wt-color-border);
  border-radius: var(--wt-radius-sm);
  color: var(--wt-color-text);
  background: var(--wt-color-surface);
  cursor: pointer;
  transition: background-color var(--wt-duration-fast) ease,
    border-color var(--wt-duration-fast) ease,
    transform var(--wt-duration-fast) var(--wt-ease);
}

.wt-icon-button:hover {
  border-color: var(--wt-color-primary);
  background: var(--wt-color-primary-soft);
  transform: translateY(-1px);
}

.wt-chip {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border: 1px solid var(--wt-color-border);
  border-radius: 999px;
  color: var(--wt-color-text-secondary);
  background: var(--wt-color-surface);
  font: 650 0.86rem/1 var(--wt-font-body);
}

button.wt-chip {
  cursor: pointer;
}

button.wt-chip:hover,
.wt-chip[aria-pressed="true"],
.wt-chip.is-active {
  color: var(--wt-color-primary-strong);
  border-color: color-mix(in srgb, var(--wt-color-primary) 45%, var(--wt-color-border));
  background: var(--wt-color-primary-soft);
}

.wt-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--wt-space-2);
  margin: 0 0 var(--wt-space-3);
  color: var(--wt-color-primary-strong);
  font: 750 0.8rem/1.2 var(--wt-font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.wt-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: currentColor;
}

.wt-surface-card {
  border: 1px solid var(--wt-color-border);
  border-radius: var(--wt-radius-lg);
  background: var(--wt-color-surface);
  box-shadow: var(--wt-shadow-sm);
}

.wt-theme-icon {
  width: 20px;
  height: 20px;
  display: block;
}

.wt-theme-icon--sun,
[data-theme="dark"] .wt-theme-icon--moon {
  display: none;
}

[data-theme="dark"] .wt-theme-icon--sun {
  display: block;
}

.wt-empty-state {
  padding: var(--wt-space-7) var(--wt-space-5);
  text-align: center;
  color: var(--wt-color-text-secondary);
}

.wt-empty-state h3 {
  margin: 0 0 var(--wt-space-2);
  color: var(--wt-color-text);
}

.wt-empty-state__visual {
  width: 120px;
  height: 88px;
  display: grid;
  place-items: center;
  margin: 0 auto var(--wt-space-4);
  border: 1px solid color-mix(in srgb, var(--wt-test-accent) 28%, var(--wt-color-border));
  border-radius: var(--wt-radius-lg);
  color: var(--wt-test-accent);
  background: var(--wt-test-illustration-bg);
}

.wt-empty-state__visual svg {
  width: 72px;
  height: 52px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.wt-empty-state p {
  max-width: 48ch;
  margin: 0 auto var(--wt-space-5);
  line-height: 1.7;
}

.wt-test-view-nav {
  width: fit-content;
  max-width: 100%;
  display: flex;
  align-items: center;
  gap: var(--wt-space-1);
  margin: 0 0 var(--wt-space-5);
  padding: var(--wt-space-1);
  overflow-x: auto;
  border: 1px solid var(--wt-color-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--wt-color-surface) 94%, transparent);
  scrollbar-width: none;
}

.wt-test-view-nav::-webkit-scrollbar {
  display: none;
}

.wt-test-view-nav__item {
  min-width: 96px;
  min-height: 44px;
  padding: 9px 16px;
  border: 0;
  border-radius: 999px;
  color: var(--wt-color-text-secondary);
  background: transparent;
  font: 700 0.88rem/1.2 var(--wt-font-body);
  white-space: nowrap;
  cursor: pointer;
}

.wt-test-view-nav__item:hover {
  color: var(--wt-test-accent-strong);
  background: var(--wt-test-accent-soft);
}

.wt-test-view-nav__item[aria-current="page"] {
  color: #fff;
  background: var(--wt-test-accent);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--wt-test-accent) 22%, transparent);
}

.wt-page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--wt-space-5);
  margin-bottom: var(--wt-space-6);
}

.wt-page-heading__copy {
  max-width: 65ch;
}

.wt-page-heading h1,
.wt-page-heading h2 {
  margin: 0 0 var(--wt-space-2);
  color: var(--wt-color-text);
  font-family: var(--wt-font-display);
  line-height: 1.15;
}

.wt-page-heading p {
  margin: 0;
  color: var(--wt-color-text-secondary);
  line-height: 1.7;
}

.wt-detail-drawer {
  width: min(520px, 100vw);
  max-width: 100vw;
  height: 100dvh;
  max-height: 100dvh;
  margin: 0 0 0 auto;
  padding: 0;
  border: 0;
  border-left: 1px solid var(--wt-color-border);
  border-radius: 0;
  color: var(--wt-color-text);
  background: var(--wt-color-surface);
  box-shadow: var(--wt-shadow-md);
}

.wt-detail-drawer[open] {
  animation: wt-drawer-in var(--wt-duration-drawer-in) var(--wt-ease) both;
}

.wt-detail-drawer::backdrop {
  background: rgba(15, 18, 32, 0.52);
}

.wt-detail-drawer__header {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--wt-space-4);
  padding: var(--wt-space-4) var(--wt-space-5);
  border-bottom: 1px solid var(--wt-color-border);
  background: color-mix(in srgb, var(--wt-color-surface) 94%, transparent);
  backdrop-filter: blur(12px);
}

.wt-detail-drawer__body {
  padding: var(--wt-space-6) var(--wt-space-5) var(--wt-space-8);
}

.wt-toast-region {
  position: fixed;
  z-index: var(--wt-z-toast);
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  width: min(420px, calc(100vw - 32px));
  display: grid;
  gap: var(--wt-space-2);
  pointer-events: none;
}

.wt-toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--wt-space-4);
  padding: 12px 14px 12px 18px;
  border: 1px solid var(--wt-color-border-strong);
  border-radius: var(--wt-radius-md);
  color: var(--wt-color-text);
  background: var(--wt-color-surface-raised);
  box-shadow: var(--wt-shadow-md);
  pointer-events: auto;
  animation: wt-toast-in var(--wt-duration-normal) var(--wt-ease) both;
}

.wt-toast__action {
  min-width: 72px;
  min-height: 44px;
  padding: 8px 12px;
  border: 0;
  border-radius: var(--wt-radius-sm);
  color: var(--wt-test-accent-strong);
  background: var(--wt-test-accent-soft);
  font: 750 0.86rem/1 var(--wt-font-body);
  cursor: pointer;
}

.wt-sticky-actions {
  display: flex;
  justify-content: center;
  gap: var(--wt-space-2);
  margin-top: var(--wt-space-6);
}

.wt-history-list-shell {
  width: 100%;
}

.wt-history-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--wt-space-4);
  margin-bottom: var(--wt-space-5);
}

.wt-history-controls p {
  margin: 0;
  color: var(--wt-color-text-secondary);
  font-size: 0.84rem;
}

.wt-history-controls > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--wt-space-2);
}

.wt-history-group + .wt-history-group {
  margin-top: var(--wt-space-6);
}

.wt-history-group > h2 {
  margin: 0 0 var(--wt-space-3);
  color: var(--wt-color-text-secondary);
  font: 700 0.78rem/1.2 var(--wt-font-mono);
}

.wt-history-card {
  position: relative;
  min-height: 92px;
  display: flex;
  align-items: stretch;
  margin-bottom: 10px;
  border: 1px solid var(--wt-color-border);
  border-radius: var(--wt-radius-md);
  background: var(--wt-color-surface);
  box-shadow: var(--wt-shadow-sm);
}

.wt-history-card__check {
  width: 20px;
  height: 20px;
  align-self: center;
  flex: 0 0 auto;
  margin: 0 0 0 16px;
  accent-color: var(--wt-test-accent);
}

.wt-history-card__main {
  min-width: 0;
  flex: 1;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--wt-space-4);
  padding: 14px 16px;
  border: 0;
  border-radius: inherit;
  color: var(--wt-color-text);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.wt-history-card__main:hover {
  background: var(--wt-test-accent-soft);
}

.wt-history-card__visual {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--wt-test-accent) 24%, var(--wt-color-border));
  border-radius: var(--wt-radius-sm);
  color: var(--wt-test-accent-strong);
  background: var(--wt-test-illustration-bg);
  font: 750 0.78rem/1.2 var(--wt-font-mono);
  text-align: center;
}

.wt-history-card__visual--images {
  width: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 3px;
}

.wt-history-card__visual--images img {
  min-width: 0;
  width: 28px;
  height: 48px;
  display: block;
  object-fit: cover;
  border-radius: 3px;
}

.wt-history-card__copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.wt-history-card__copy strong,
.wt-history-card__copy span,
.wt-history-card__copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wt-history-card__copy span,
.wt-history-card__copy small {
  color: var(--wt-color-text-secondary);
  font-size: 0.76rem;
}

.wt-history-card__metric {
  color: var(--wt-test-accent-strong);
  font: 750 0.8rem/1.2 var(--wt-font-mono);
  white-space: nowrap;
}

.wt-history-card__menu {
  position: relative;
  align-self: center;
  margin-right: 10px;
}

.wt-history-card__menu summary {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: var(--wt-radius-sm);
  color: var(--wt-color-text-secondary);
  cursor: pointer;
  list-style: none;
}

.wt-history-card__menu summary::-webkit-details-marker { display: none; }
.wt-history-card__menu[open] summary { background: var(--wt-color-surface-soft); }

.wt-history-card__menu button {
  position: absolute;
  z-index: 4;
  top: 48px;
  right: 0;
  width: 168px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--wt-color-border);
  border-radius: var(--wt-radius-sm);
  color: var(--wt-color-danger);
  background: var(--wt-color-surface-raised);
  box-shadow: var(--wt-shadow-md);
  cursor: pointer;
}

@keyframes wt-drawer-in {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes wt-toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.wt-dialog {
  width: min(620px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 32px));
  padding: 0;
  border: 1px solid var(--wt-color-border);
  border-radius: var(--wt-radius-xl);
  color: var(--wt-color-text);
  background: var(--wt-color-surface);
  box-shadow: var(--wt-shadow-md);
}

.wt-dialog::backdrop {
  background: rgba(15, 18, 32, 0.52);
  backdrop-filter: blur(6px);
}

.wt-dialog__header,
.wt-dialog__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--wt-space-4);
  padding: var(--wt-space-5);
}

.wt-dialog__header {
  border-bottom: 1px solid var(--wt-color-border);
}

.wt-dialog__footer {
  border-top: 1px solid var(--wt-color-border);
}

.wt-dialog__body {
  padding: var(--wt-space-5);
}

.wt-dialog__title {
  margin: 0;
  font-size: 1.35rem;
}

@media (max-width: 600px) {
  .wt-button {
    min-height: 48px;
  }

  .wt-dialog__header,
  .wt-dialog__body,
  .wt-dialog__footer {
    padding: var(--wt-space-4);
  }

  .wt-page-heading {
    display: block;
  }

  .wt-page-heading > :last-child {
    margin-top: var(--wt-space-4);
  }

  .wt-detail-drawer__header,
  .wt-detail-drawer__body {
    padding-inline: var(--wt-space-4);
  }

  .wt-sticky-actions {
    position: sticky;
    z-index: var(--wt-z-sticky);
    bottom: 0;
    margin-inline: -16px;
    padding: 12px 16px max(12px, env(safe-area-inset-bottom));
    border-top: 1px solid var(--wt-color-border);
    background: color-mix(in srgb, var(--wt-color-surface) 94%, transparent);
    backdrop-filter: blur(14px);
  }

  .wt-sticky-actions > * {
    flex: 1;
  }

  .wt-history-controls {
    align-items: stretch;
    flex-direction: column;
  }

  .wt-history-controls > div {
    justify-content: flex-start;
  }

  .wt-history-card__main {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }

  .wt-history-card__visual {
    width: 48px;
    height: 48px;
  }

  .wt-history-card__visual--images { width: 76px; }
  .wt-history-card__visual--images img { width: 22px; height: 40px; }

  .wt-history-card__metric {
    grid-column: 2;
  }
}