@font-face {
  font-family: "InterVar";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("/s/inter.woff2") format("woff2");
}

/* Same-site MPA navigations (home ↔ bangs ↔ about, etc.). Destination must
   opt in too, or Chrome aborts with InvalidStateError / "opt-in disabled". */
@view-transition {
  navigation: auto;
}

@media (prefers-reduced-motion: reduce) {
  @view-transition {
    navigation: none;
  }
}

* {
  box-sizing: border-box;
  min-width: 0;
  text-underline-offset: 3px;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
}

:root {
  color-scheme: light;
  interpolate-size: allow-keywords;
  font-family:
    InterVar, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;

  --text: #202124;
  --bg: #ffffff;
  --surface0: #f1f3f4;
  --surface1: #e8eaed;
  --subtext: #3c4043;
  --blue: #1a73e8;
  --muted: #5f6368;
  --line: color-mix(in srgb, #dadce0 90%, transparent);
  --border: #dadce0;
  --border-strong: #bdc1c6;
  /* Silkier motion craft — long ease-out, compositor-friendly */
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-open: 0.34s;
  --motion-close: 0.22s;
  --motion-blur: 2px;
  --motion-pre-scale: 0.97;
  --ease-out: var(--motion-ease);
  --ease-spring: cubic-bezier(0.22, 1.02, 0.3, 1);
  --duration-fast: 0.15s;
  --duration-base: var(--motion-close);
  --duration-slow: var(--motion-open);
  --lift-1: 0 1px 2px rgb(60 64 67 / 0.06), 0 4px 12px rgb(60 64 67 / 0.06);
  --lift-2: 0 2px 6px rgb(60 64 67 / 0.08), 0 8px 24px rgb(60 64 67 / 0.1);
  --lift: var(--lift-1);
  --lift-hover: var(--lift-2);
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--blue) 28%, transparent);
  --r-pill: 999px;
  --surface: #ffffff;
  --toggle-track-off: rgb(0 0 0 / 0.12);
  /* transitions.dev toggle bounce */
  --toggle-dur: 350ms;
  --toggle-travel: 20px;
  --toggle-ov1: 2px;
  --toggle-ov2: 1px;
  --toggle-ease: cubic-bezier(0.34, 1.35, 0.64, 1);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --text: #e8eaed;
  --bg: #202124;
  --surface0: #303134;
  --surface1: #3c4043;
  --subtext: #bdc1c6;
  --blue: #8ab4f8;
  --muted: #9aa0a6;
  --line: color-mix(in srgb, #5f6368 55%, transparent);
  --border: #5f6368;
  --border-strong: #9aa0a6;
  --lift-1: 0 1px 2px rgb(0 0 0 / 0.28), 0 4px 12px rgb(0 0 0 / 0.22);
  --lift-2: 0 2px 6px rgb(0 0 0 / 0.32), 0 10px 28px rgb(0 0 0 / 0.38);
  --lift: var(--lift-1);
  --lift-hover: var(--lift-2);
  --focus-ring: 0 0 0 3px color-mix(in srgb, var(--blue) 36%, transparent);
  --surface: var(--surface0);
  --glow-opacity: 0.85;
  --toggle-track-off: rgb(255 255 255 / 0.15);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

html {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: hsla(255 0 255 / 15%) var(--bg);
  background-color: var(--bg);
  scrollbar-gutter: stable;
  overflow-x: hidden;
}

body {
  display: flex;
  width: 100%;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  flex-direction: column;
  overflow-x: hidden;
  color: var(--text);
}

h1,
h2,
h3,
h4 {
  overflow-wrap: break-word;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

input,
textarea,
select {
  field-sizing: content;
}

.search-bar input,
input.searchinput,
input[name="q"] {
  field-sizing: fixed;
  min-width: 0;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 10000;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--lift-1);
  transform: translateY(-120%);
  opacity: 0;
  pointer-events: none;
  transition:
    transform var(--duration-base),
    opacity var(--duration-base);

  &:focus,
  &:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

header {
  --serp-chrome-width: 672px;
  max-width: 1136px;
  margin: 0 auto;
  width: 100%;
  padding: 12px 18px 0;
  padding-left: max(18px, env(safe-area-inset-left));
  padding-right: max(18px, env(safe-area-inset-right));
  padding-top: max(12px, env(safe-area-inset-top));
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 40;
  background: var(--bg);

  @media (max-width: 800px) {
    --serp-chrome-width: 100%;
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
    position: sticky;
    top: 0;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

.header-row {
  --brand-slot: 7.5rem;
  --brand-gap: 1.75rem;
  display: flex;
  align-items: center;
  gap: var(--brand-gap);
  width: calc(100% + var(--brand-slot) + var(--brand-gap));
  margin-left: calc(-1 * (var(--brand-slot) + var(--brand-gap)));

  @media (max-width: 1100px) {
    --brand-slot: 6.5rem;
    --brand-gap: 1.25rem;
  }

  @media (max-width: 800px) {
    --brand-slot: auto;
    --brand-gap: 8px;
    width: 100%;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
  }

  /* Desktop general pages: center the search field only */
  @media (min-width: 801px) {
    width: 100%;
    margin-left: 0;
    justify-content: center;
    position: relative;
  }
}

.header-row > form,
.header-row > .search-container {
  flex: 1;
  min-width: 0;
  max-width: var(--serp-chrome-width);
  width: 100%;

  @media (min-width: 801px) {
    flex: 0 1 var(--serp-chrome-width);
  }
}

.brand-logo {
  display: block;
  width: 7.25rem;
  height: calc(7.25rem * 38 / 200);
  background-color: currentColor;
  -webkit-mask: url(/s/logo.svg) center / contain no-repeat;
  mask: url(/s/logo.svg) center / contain no-repeat;
}

.brand-link {
  flex: 0 0 var(--brand-slot);
  width: var(--brand-slot);
  max-width: var(--brand-slot);
  color: var(--text);
  text-decoration: none;
  line-height: 1;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 2px;
  transition: opacity var(--duration-base) var(--ease-out);

  &:hover {
    color: var(--text);
    opacity: 0.72;
  }

  &:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 3px;
    border-radius: 6px;
  }

  @media (min-width: 801px) {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1;
    flex: none;
    width: auto;
    max-width: none;
    justify-content: flex-start;
  }

  @media (max-width: 800px) {
    flex: 0 0 auto;
    width: auto;
    max-width: none;
    min-height: 40px;
    justify-content: flex-start;
    align-self: flex-start;
    padding: 2px 88px 2px 0;
    font-size: 1.35rem;
  }
}

.search-container {
  display: flex;
  width: 100%;
  min-width: 0;

  .search-bar {
    height: 48px;
    background-color: var(--bg);
    border: 1px solid var(--border);
    width: 100%;
    border-radius: var(--omnibox-radius, 999px);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 14px 0 16px;
    cursor: text;
    box-shadow: rgba(31, 31, 31, 0.08) 0px 3px 10px 0px;
    transition:
      border-color 0.12s ease,
      box-shadow 0.12s ease;

    &:hover {
      box-shadow: rgba(64, 60, 67, 0.24) 0px 2px 8px 1px;
    }

    &:has(input:focus):not(.omnibox-open) {
      box-shadow: rgba(64, 60, 67, 0.24) 0px 2px 8px 1px;
    }

    .search-icon {
      flex-shrink: 0;
      width: 18px;
      height: 18px;
      color: var(--muted);
      pointer-events: none;
      transition: color var(--duration-base) var(--ease-out);
    }

    &:has(input:focus) .search-icon {
      color: var(--blue);
    }

    input {
      background-color: transparent;
      border: none;
      height: 100%;
      flex: 1;
      min-width: 0;
      width: 100%;
      field-sizing: fixed;
      padding: 0 8px;
      font-size: 16px;
      font-family: inherit;
      color: var(--text);
      outline: none;

      &:focus {
        outline: none;
      }

      &::placeholder {
        color: var(--muted);
        user-select: none;
      }
    }
  }
}

:root[data-theme="dark"] .search-container .search-bar {
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.35);

  &:hover,
  &:has(input:focus):not(.omnibox-open),
  &:has(input:focus-visible):not(.omnibox-open) {
    border-color: var(--border-strong);
    box-shadow: 0 2px 10px rgb(0 0 0 / 0.45);
  }
}

.body {
  --page-gutter: 18px;
  --page-brand-slot: 7.5rem;
  --page-brand-gap: 1.75rem;
  --page-content-width: 40rem;
  max-width: 1136px;
  margin: 0 auto;
  display: block;
  width: 100%;
  padding: 28px var(--page-gutter) 72px;
  /* align content with the search field column */
  padding-left: calc(
    var(--page-gutter) +
    var(--page-brand-slot) +
    var(--page-brand-gap)
  );
  box-sizing: border-box;

  @media (max-width: 1100px) {
    --page-brand-slot: 6.5rem;
    --page-brand-gap: 1.25rem;
  }

  @media (max-width: 800px) {
    --page-gutter: 12px;
    padding-left: var(--page-gutter);
    padding-right: var(--page-gutter);
    padding-top: 20px;
    padding-bottom: 48px;
  }
}

.body > main {
  max-width: var(--page-content-width);
  width: 100%;
}

/* Static pages (About, Terms, API, …): center the reading column under the
   search bar instead of offsetting it under the brand/search column. */
.body--page {
  padding-left: var(--page-gutter);
  padding-right: var(--page-gutter);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.body--page > main {
  margin-inline: 0;
}

.page-title {
  font-size: clamp(1.85rem, 4.5vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  margin: 4px 0 28px;
  line-height: 1.15;
  color: var(--text);

  @media (max-width: 800px) {
    font-size: 1.65rem;
    margin: 0 0 18px;
  }
}

/* site-wide share + hamburger — vertically centered with the search bar */
.site-actions {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(6px, env(safe-area-inset-right));
  z-index: 60;
  height: 46px;
  display: flex;
  align-items: flex-start;
  gap: 2px;
  overflow: visible;
}

.site-actions--fixed {
  position: fixed;
  top: max(16px, env(safe-area-inset-top));
  right: max(16px, env(safe-area-inset-right));
  z-index: 1000;
  height: 46px;
  display: flex;
  align-items: flex-start;
  gap: 2px;
  overflow: visible;
}

/* Simple anchored dropdown — no morph/blur for older devices */
.site-menu {
  position: relative;
  margin-top: 3px;
  z-index: 1100;
}

.site-share-btn,
.site-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  box-shadow: none;
  transition:
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.site-share-btn {
  margin-top: 3px;
}

.site-share-btn:hover,
.site-menu-btn:hover {
  background: var(--surface0);
  color: var(--text);
}

.site-share-btn:focus-visible,
.site-menu-btn:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.site-menu.is-open .site-menu-btn,
.site-menu-btn[aria-expanded="true"] {
  background: var(--surface0);
  color: var(--text);
}

.site-share-btn svg,
.site-menu-btn svg {
  width: 22px;
  height: 22px;
  pointer-events: none;
}

/* transitions.dev icon-swap: hamburger ↔ close */
.site-menu-swap {
  position: relative;
  display: inline-grid;
  width: 22px;
  height: 22px;
  pointer-events: none;
}
.site-menu-swap .site-menu-icon-swap {
  grid-area: 1 / 1;
  display: grid;
  place-items: center;
  transition: opacity 0.12s ease;
}
.site-menu-swap .site-menu-icon-swap svg {
  width: 22px;
  height: 22px;
}
.site-menu-swap[data-state="a"] .site-menu-icon-swap[data-icon="a"],
.site-menu-swap[data-state="b"] .site-menu-icon-swap[data-icon="b"] {
  opacity: 1;
}
.site-menu-swap[data-state="a"] .site-menu-icon-swap[data-icon="b"],
.site-menu-swap[data-state="b"] .site-menu-icon-swap[data-icon="a"] {
  opacity: 0;
}
@media (prefers-reduced-motion: reduce) {
  .site-menu-swap .site-menu-icon-swap {
    transition: none !important;
  }
}

.site-share-btn--done {
  color: var(--blue);
}

.site-menu-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 1;
  min-width: 11.75rem;
  padding: 6px;
  margin: 0;
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--lift-2);
}

.site-menu-panel[hidden] {
  display: none !important;
}

.site-toast {
  position: fixed;
  left: 50%;
  bottom: max(24px, env(safe-area-inset-bottom));
  z-index: 1200;
  transform: translateX(-50%) translateY(12px);
  opacity: 0;
  pointer-events: none;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--lift-2);
  transition:
    transform var(--duration-base) var(--ease-out),
    opacity var(--duration-base) var(--ease-out);
}

.site-toast.is-open {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .site-toast,
  .site-toast.is-open {
    transition: none !important;
  }
}

.site-menu-panel a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.3;
  transition: background var(--duration-fast) var(--ease-out);
}

.site-menu-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--muted);
  pointer-events: none;
}

.site-menu-panel a:hover {
  background: var(--surface0);
  text-decoration: none;
}

.site-menu-panel a:hover .site-menu-icon {
  color: var(--text);
}

.site-menu-panel a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

.site-menu-panel a[aria-current="page"] {
  color: var(--blue);
  background: color-mix(in srgb, var(--blue) 10%, transparent);
}

.site-menu-panel a[aria-current="page"] .site-menu-icon {
  color: var(--blue);
}

/* On/off switch — flex-centered white knob + transitions.dev bounce */
.t-toggle {
  box-sizing: border-box;
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  width: 48px;
  height: 28px;
  margin: 0;
  padding: 2px;
  border: 0;
  border-radius: 999px;
  background: var(--toggle-track-off, rgb(0 0 0 / 0.14));
  cursor: pointer;
  appearance: none;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 160ms var(--toggle-ease, ease);
  position: relative;
}
.t-toggle::before {
  content: "";
  position: absolute;
  inset: -10px;
}
.t-toggle[data-on="true"] {
  background: var(--blue);
}
.t-toggle:focus {
  outline: none;
}
.t-toggle:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}
.t-toggle-thumb {
  display: block;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.22);
  pointer-events: none;
  transform: translateX(0);
  will-change: transform;
}
.t-toggle[data-on="true"] .t-toggle-thumb {
  transform: translateX(var(--toggle-travel, 20px));
}
.t-toggle.is-init[data-on="true"] .t-toggle-thumb {
  animation: t-toggle-on var(--toggle-dur, 350ms) var(--toggle-ease) both;
}
.t-toggle.is-init[data-on="false"] .t-toggle-thumb {
  animation: t-toggle-off var(--toggle-dur, 350ms) var(--toggle-ease) both;
}
@keyframes t-toggle-on {
  0% {
    transform: translateX(0);
  }
  55% {
    transform: translateX(
      calc(var(--toggle-travel, 20px) + var(--toggle-ov1, 2px))
    );
  }
  80% {
    transform: translateX(
      calc(var(--toggle-travel, 20px) - var(--toggle-ov2, 1px))
    );
  }
  100% {
    transform: translateX(var(--toggle-travel, 20px));
  }
}
@keyframes t-toggle-off {
  0% {
    transform: translateX(var(--toggle-travel, 20px));
  }
  55% {
    transform: translateX(calc(0px - var(--toggle-ov1, 2px)));
  }
  80% {
    transform: translateX(var(--toggle-ov2, 1px));
  }
  100% {
    transform: translateX(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .t-toggle {
    transition: none;
  }
  .t-toggle.is-init[data-on="true"] .t-toggle-thumb,
  .t-toggle.is-init[data-on="false"] .t-toggle-thumb {
    animation: none;
  }
}