@keyframes berkeley-pulse {

  0%,
  100% {
    opacity: 0;
    transform: scale(1);
  }

  50% {
    opacity: 0.6;
    transform: scale(1.02);
  }
}

.tw-demo-window {
  --berkeley-blue-100: #003262;
  --berkeley-blue-120: #002676;
  --berkeley-blue-80: #004a9e;
  --berkeley-blue-60: #004aae;
  --berkeley-cream: #f3eacf;
  --berkeley-gold: #fdb515;
  --color-url-text: #5a6169;
  --color-text-primary: #000000;
  --color-text-secondary: #010133;
  --color-text-on-blue: #ffffff;
  --color-surface-secondary: #f0f0f0;
  --color-hover-bg: #e8e8e8;
  --color-active-bg: #d8d8d8;
  --color-border: #cccccc;
  --color-border-subtle: #e0e0e0;
  --color-focus-ring: #005fcc;
  --icon-disabled-on-blue: rgba(255, 255, 255, 0.6);
  --icon-disabled-on-cream: #5a6169;
  --toolbar-button-size: 40px;
  --toolbar-icon-size: 24px;
  --action-button-min-gap: 8px;
  --favicon-icon-size: 20px;
  --favicon-column-gap: 6px;
  --favicon-grid-row-height: 32px;
  --action-pulse-color: var(--berkeley-gold);
  --action-pulse-border-width: 2px;
  --action-pulse-radius: calc(var(--button-radius, 5px) + 2px);
  --action-pulse-duration: 1.5s;
  --action-pulse-min-visible: 250ms;
  --action-pressed-bg: transparent;
  --action-pressed-border-color: currentColor;
  --action-pressed-shadow: 0 0 0 0.5px currentColor inset;
}

.tw-demo-window .sr-only {
  width: 1px;
  height: 1px;
  padding: 0px;
  margin: -1px;
  overflow: hidden;
  clip: rect(0px, 0px, 0px, 0px);
  white-space: nowrap;
  border: 0px;
  position: absolute;
}

.tw-demo-window :focus-visible {
  outline: rgb(0, 95, 204) solid 2px;
  outline-offset: 2px;
  transition: outline-color 0.15s;
}

@media (prefers-reduced-motion: reduce) {
  .tw-demo-window :focus-visible {
    transition: none;
  }
}

.tw-toolbar,
.action-item {
  display: flex;
  align-items: center;
}

.tw-toolbar {
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px;
  padding: 3px 4px 8px;
  color: rgb(255, 255, 255);
  background: var(--berkeley-blue-100);
}

.tw-action-bar.action-bar-container {
  display: flex;
  gap: clamp(6px, 2vw, 12px);
  align-items: center;
  justify-content: space-evenly;
  flex: 1 1 0%;
}

.action-item {
  flex-direction: column;
  justify-content: center;
}

.action-btn.icon-btn,
.window-toggle {
  width: var(--toolbar-button-size);
  height: var(--toolbar-button-size);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0px;
  border-radius: 5px;
  background: 0px 0px;
  cursor: pointer;
  position: relative;
  transition: background 0.15s;
  padding: 0px;
  color: var(--color-text-on-blue);
}

.action-btn.icon-btn svg,
.window-toggle svg {
  width: var(--toolbar-icon-size);
  height: var(--toolbar-icon-size);
  fill: currentcolor;
  stroke: none;
}

.composite-icon {
  display: contents;
}

.action-btn.icon-btn:hover,
.window-toggle:hover {
  background: var(--berkeley-blue-80);
}

.action-btn.icon-btn:active,
.window-toggle:active {
  background: var(--berkeley-blue-60);
}

.action-btn.icon-btn:focus-visible,
.window-toggle:focus-visible {
  background: rgba(0, 102, 204, 0.1);
}

.tw-action-bar .action-btn {
  outline: 0px;
  outline-offset: 0px;
}

.tw-action-bar .action-btn:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.action-btn.processing {
  position: relative;
  box-shadow: var(--action-pressed-shadow, 0 0 0 0.5px currentColor inset);
}

.action-btn.processing::before {
  content: "";
  position: absolute;
  inset: -2px;
  border: var(--action-pulse-border-width, 2px) solid var(--action-pulse-color, var(--berkeley-gold));
  border-radius: var(--action-pulse-radius,
      calc(var(--button-radius, 5px) + 2px));
  opacity: 0;
  animation: berkeley-pulse var(--action-pulse-duration, 1.5s) ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

@media (prefers-reduced-motion: reduce) {
  .action-btn.processing::before {
    animation: auto ease 0s 1 normal none running none;
    opacity: 0.5;
  }
}

.count-badge {
  position: absolute;
  top: -1px;
  right: -2px;
  background: var(--berkeley-gold);
  color: var(--berkeley-blue-100);
  font:
    600 10px / 14px -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: inline-block;
  text-align: center;
  z-index: 2;
  box-sizing: border-box;
  border: 1px solid var(--berkeley-blue-100);
}

.window-toggle-icon .current-window-icon {
  display: block;
}

.window-toggle-icon .all-windows-icon,
.window-toggle.all-windows .current-window-icon {
  display: none;
}

.window-toggle.all-windows .all-windows-icon,
.tw-demo-window.tw-show-urls .tab-url {
  display: block;
}

.action-btn[aria-disabled="true"],
.window-toggle[aria-disabled="true"] {
  color: var(--icon-disabled-on-blue);
  cursor: default;
}

.action-btn[aria-disabled="true"]:active,
.action-btn[aria-disabled="true"]:hover,
.window-toggle[aria-disabled="true"]:active,
.window-toggle[aria-disabled="true"]:hover {
  background: 0px 0px;
}

.action-btn[aria-disabled="true"]:not(.processing) .count-badge {
  display: none;
}

.action-item .action-desc {
  margin-top: -1px;
  text-align: center;
  color: var(--color-text-on-blue);
  font:
    11px / 14px -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  user-select: none;
  cursor: pointer;
}

.action-item .action-desc:focus-visible,
.action-item .action-desc:hover {
  text-decoration: underline;
  text-underline-offset: 1px;
}

.action-btn[aria-disabled="true"]+.action-desc,
.window-toggle[aria-disabled="true"]+.action-desc {
  color: var(--icon-disabled-on-blue);
  cursor: default;
  text-decoration: none;
}

@media (max-width: 330px) {
  .tw-action-bar.action-bar-container {
    justify-content: flex-start;
    gap: var(--action-button-min-gap);
  }
}

@media (max-width: 300px) {
  .tw-toolbar {
    gap: 4px;
  }
}

.tw-tab-list {
  flex: 1 1 0%;
  overflow-y: auto;
  background: var(--berkeley-cream);
  scroll-padding-top: var(--pinned-header-offset, 0px);
  scroll-padding-bottom: 8px;
}

.tab-items {
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

.tab-favicon,
.tab-item {
  display: flex;
  align-items: center;
}

.tab-item {
  padding: 6px 12px;
  border-bottom: 1px solid rgb(232, 232, 230);
  cursor: pointer;
  transition: background-color 0.15s;
  scroll-margin-top: var(--pinned-header-offset, 0px);
}

.tab-item:hover {
  background: rgba(0, 0, 0, 0.04);
}

.tab-item.active {
  background: rgba(0, 50, 98, 0.08);
  border-left: 3px solid var(--berkeley-blue-100);
  color: var(--berkeley-blue-100);
}

.tab-favicon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-right: 8px;
  justify-content: center;
}

.tab-favicon img {
  width: 16px;
  height: 16px;
  border-radius: 2px;
}

.tab-content {
  flex: 1 1 0%;
  min-width: 0px;
  margin-right: 8px;
}

.tab-title,
.tab-url {
  font:
    500 13px / 18px -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  color: var(--berkeley-blue-100);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tab-url {
  font:
    11px / 16px -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  color: var(--color-url-text);
  margin-top: 1px;
}

@media (hover: hover) {
  .tab-title[data-tooltip] {
    position: relative;
  }

  .tab-title[data-tooltip]:focus-visible::after,
  .tab-title[data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    left: 0px;
    top: 100%;
    margin-top: 6px;
    padding: 4px 8px;
    border-radius: 4px;
    background: rgba(60, 60, 60, 0.9);
    color: rgb(255, 255, 255);
    font-size: 11px;
    line-height: 14px;
    white-space: nowrap;
    max-width: 240px;
    overflow: hidden;
    z-index: 9999;
    pointer-events: none;
  }
}

.tab-actions {
  flex-shrink: 0;
}

.close-tab-btn {
  background: 0px 0px;
  border: 0px;
  color: var(--color-text-secondary);
  font-size: 14px;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  transition:
    color 0.15s,
    background 0.15s;
}

.close-tab-btn:hover {
  background: rgb(221, 213, 199);
  color: var(--berkeley-blue-100);
}

.vscroll-bottom,
.vscroll-top {
  width: 100%;
  height: 0px;
  pointer-events: none;
}

.tw-demo-window {
  --tab-row-height: 31px;
}

.tw-demo-window.tw-show-urls {
  --tab-row-height: 48px;
}

.tw-demo-window #context-menu[hidden],
.tw-demo-window .tab-url {
  display: none;
}

.tw-domain-grid {
  background: var(--berkeley-cream);
  border-top: 0px solid rgb(214, 214, 206);
  position: relative;
  box-sizing: border-box;
  --favicon-grid-partial-peek: 8px;
  max-height: calc(var(--favicon-grid-header-height, 35px) + var(--favicon-grid-height, 44px) + var(--favicon-grid-container-vpad, 16px) + var(--favicon-grid-partial-peek, 0px));
  padding: 8px 12px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-behavior: auto;
}

.domain-item,
.domain-items {
  display: flex;
  box-sizing: border-box;
}

.domain-items {
  flex-wrap: wrap;
  gap: 12px 6px;
  width: 100%;
  padding-top: 10px;
  overflow: visible;
}

.tw-domain-grid::after,
.tw-domain-grid::before {
  content: "";
  position: sticky;
  left: 0px;
  right: 0px;
  height: 14px;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transition: opacity 120ms;
}

.tw-domain-grid::before {
  top: 0px;
  background: linear-gradient(rgba(0, 0, 0, 0.16), transparent);
}

.tw-domain-grid::after {
  bottom: 0px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.16), transparent);
}

.tw-domain-grid.has-bottom-shadow::after,
.tw-domain-grid.has-top-shadow::before {
  opacity: 1;
}

.domain-item {
  align-items: center;
  flex: 0 0 auto;
  min-width: 20px;
  max-width: 20px;
  width: 20px;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.15s;
}

.domain-item:hover {
  transform: translateY(-1px);
}

.domain-favicon,
.domain-header {
  display: flex;
  align-items: center;
  position: relative;
}

.domain-header {
  gap: 4px;
}

.domain-favicon {
  width: 16px;
  height: 16px;
  justify-content: center;
  flex-shrink: 0;
}

.domain-favicon img {
  width: 16px;
  height: 16px;
  border-radius: 3px;
}

.domain-action {
  background: 0px 0px;
  border: 0px;
  padding: 0px;
  margin: 0px;
  line-height: inherit;
  color: inherit;
  font-size: inherit;
  cursor: pointer;
}

.domain-action:focus {
  outline: 0px;
}

.domain-action:focus-visible {
  outline: 0px;
}

.domain-action:focus-visible .domain-favicon {
  box-shadow: 0 0 0 2px var(--color-focus-ring);
  border-radius: 4px;
}

.domain-count-badge {
  position: absolute;
  top: -10px;
  right: -10px;
  background: var(--berkeley-blue-80);
  color: var(--color-text-on-blue);
  border: 1px solid var(--berkeley-cream);
  border-radius: 50%;
  font:
    600 10px / 1 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-sizing: border-box;
}

.window-header {
  position: relative;
  top: auto;
  font:
    600 11px / 1.4 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  z-index: 2;
  border-bottom: 1px solid rgb(232, 232, 230);
  display: flex;
  align-items: center;
  justify-content: space-between;
  --header-edge-inset: 4px;
  margin-left: calc(-12px + var(--header-edge-inset));
  margin-right: calc(-12px + var(--header-edge-inset));
  padding: 8px 12px 8px 13px;
}

.window-header,
.window-header.active-window {
  background: var(--berkeley-blue-60);
  color: var(--color-text-on-blue);
}

.tw-demo-window.tw-active-window-accent .window-header.active-window::before {
  content: "";
  position: absolute;
  top: 0px;
  bottom: 0px;
  left: var(--header-edge-inset, 4px);
  width: var(--active-window-accent-width, 6px);
  background: var(--berkeley-gold);
  pointer-events: none;
}

.vscroll-pinned-header {
  position: sticky;
  top: 0px;
  z-index: var(--z-pinned-header, 5);
  background: 0px 0px;
  pointer-events: none;
  user-select: none;
  will-change: transform;
  display: none;
  height: 0px;
}

.vscroll-pinned-header.is-visible {
  display: block;
}

.vscroll-pinned-header>* {
  position: absolute;
  top: 0px;
  left: 0px;
  right: 0px;
}

.window-count-badge {
  font:
    700 10px / 1 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  padding: 2px 6px;
  border-radius: 12px;
  margin-left: 8px;
  margin-right: var(--header-edge-inset, 4px);
}

.window-count-badge,
.window-header.active-window .window-count-badge {
  background: var(--berkeley-gold);
  color: var(--berkeley-blue-100);
}

.tw-demo-window {
  margin: 0px;
  padding: 0px;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 13px;
  background: var(--berkeley-cream);
  height: var(--demo-height, 100vh);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 12px;
}

.tw-toolbar::-webkit-scrollbar {
  display: none;
}

.tw-tab-list::-webkit-scrollbar {
  width: 8px;
}

.tw-tab-list::-webkit-scrollbar-thumb {
  background: rgb(192, 198, 207);
  border-radius: 4px;
}

.tw-tab-list:hover::-webkit-scrollbar-thumb {
  background: rgb(140, 149, 159);
}

.tw-toolbar {
  overflow-x: auto;
}

.tw-tab-list,
.domain-grid-container,
.domain-items {
  overflow-x: hidden;
}

.sidepanel-footer,
.url-toggle {
  display: flex;
  align-items: center;
}

.sidepanel-footer {
  justify-content: flex-start;
  padding: 8px 12px;
  border-top: 1px solid rgb(232, 232, 230);
  background: var(--berkeley-cream);
  font-size: 12px;
  flex-shrink: 0;
}

.url-toggle {
  gap: 6px;
  cursor: pointer;
  color: var(--berkeley-blue-100);
  user-select: none;
  font:
    12px / 16px -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
}

.url-toggle input[type="checkbox"] {
  cursor: pointer;
  width: 14px;
  height: 14px;
  margin: 0px;
  accent-color: var(--berkeley-blue-100);
}

.url-toggle:hover {
  opacity: 0.8;
}

.tw-demo-window.tw-hide-footer .sidepanel-footer {
  display: none;
}

.tw-demo-window #global-tooltip {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  padding: 4px 8px;
  border-radius: 4px;
  background: rgba(60, 60, 60, 0.9);
  color: rgb(255, 255, 255);
  font-size: 11px;
  line-height: 14px;
  max-width: 240px;
  white-space: nowrap;
  max-height: 60vh;
  overflow-y: hidden;
  text-align: left;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px) scale(0.985);
  transition: opacity 100ms ease, transform 100ms ease;
}

.tw-demo-window #global-tooltip.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.tw-demo-window #global-tooltip .tw-tooltip-line {
  display: block;
}

.tw-demo-window #global-tooltip.tw-tooltip--centered {
  text-align: center;
}

.tw-demo-window #global-tooltip.tw-tooltip--centered .tw-tooltip-line {
  text-align: center;
}

.tw-demo-window #global-tooltip .tw-tooltip-line + .tw-tooltip-line {
  margin-top: 2px;
}

.tw-demo-window #global-tooltip .tw-tooltip-line--italic {
  font-style: italic;
}

.tw-demo-window #context-menu {
  position: fixed;
  z-index: 1000;
  width: max-content;
  min-width: min(200px, 100% - 16px);
  max-width: calc(100% - 16px);
  background: rgb(255, 255, 255);
  border: 2px solid var(--berkeley-blue-100, #003262);
  border-radius: 6px;
  box-shadow: rgba(0, 50, 98, 0.2) 0px 4px 12px;
  padding: 0px;
  overflow: hidden;
}

.context-menu-header {
  display: block;
  background: var(--berkeley-blue-100, #003262);
  color: rgb(255, 255, 255);
  padding: 10px 16px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0px;
}

.domain-highlight {
  color: var(--berkeley-gold, #fdb515);
  font-weight: 600;
}

.context-menu-item {
  display: block;
  width: 100%;
  padding: 0px;
  margin: 0px;
  border: 0px;
  background: rgb(255, 255, 255);
  color: var(--color-text-primary, #000000);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.context-menu-item:hover:not(.disabled) {
  background: rgba(0, 50, 98, 0.06);
  outline: 0px;
}

.context-menu-item:focus-visible:not(.disabled) {
  outline: 2px solid var(--color-focus-ring, #005fcc);
  outline-offset: -2px;
}

.context-menu-item:active:not(.disabled) {
  background: rgba(0, 50, 98, 0.12);
}

.context-menu-item.disabled {
  background: rgb(245, 245, 245);
  cursor: not-allowed;
}

.context-menu-item.disabled .context-menu-header {
  background: rgb(224, 224, 224);
  color: gray;
}

.context-menu-description {
  background: rgb(248, 249, 250);
  border-top: 1px solid rgb(224, 224, 224);
  padding: 8px 16px 12px;
  font-style: italic;
  font-size: 11.75px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--color-text-secondary, #656d76);
  pointer-events: none;
}

.tw-demo-window #domain-help {
  padding: 8px 12px 0px 6px;
  border-top: 1px solid rgb(214, 214, 206);
  background: var(--berkeley-cream);
}