:root {
  color-scheme: light dark;

  --bg: #fafafa;
  --fg: #161719;
  --muted: #66686d;
  --line: #dedfe2;
  --accent: #1956ae;
  --panel: #f0f1f3;
  --launcher: #2667c4;
  --shell-gutter: 70px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    color-scheme: dark;
    --bg: #111214;
    --fg: #f5f5f7;
    --muted: #a6a7ac;
    --line: #35363a;
    --accent: #b3cef7;
    --panel: #1c1d20;
  }
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --bg: #111214;
  --fg: #f5f5f7;
  --muted: #a6a7ac;
  --line: #35363a;
  --accent: #b3cef7;
  --panel: #1c1d20;
}

:root[data-theme='light'] {
  color-scheme: light;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 10;
  padding: 12px 18px;
  background: var(--panel);
  color: var(--fg);
  border: 1px solid var(--line);
  text-decoration: none;
}
.skip-link:focus {
  left: 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  min-height: 62px;
  padding: 0 var(--shell-gutter);
  background: var(--panel);
}

.brand {
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -1px;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 11px;
}

.site-nav a {
  text-decoration: none;
  padding-bottom: 5px;
  border-bottom: 1px solid transparent;
}

.site-nav a[aria-current='page'] {
  border-bottom-color: currentColor;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 32px;
}

.lang-nav {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 0;
  font-size: 11px;
  white-space: nowrap;
}

.lang-nav a {
  text-decoration: none;
  padding-bottom: 5px;
  border-bottom: 1px solid transparent;
}

.lang-nav a[aria-current='true'] {
  border-bottom-color: currentColor;
}

.lang-sep {
  color: var(--muted);
}

.theme-toggle {
  display: none;
  align-items: center;
  gap: 7px;
  border: 0;
  padding: 8px 0;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 11px;
  line-height: inherit;
  cursor: pointer;
  white-space: nowrap;
}

:root[data-js='on'] .theme-toggle {
  display: inline-flex;
}

.theme-toggle::before {
  content: "";
  width: 10px;
  height: 10px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: linear-gradient(to right, currentColor 0 50%, transparent 50% 100%);
}

[data-theme-label] {
  display: none;
}

[data-theme-label='to-dark'] {
  display: inline;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) [data-theme-label='to-dark'] {
    display: none;
  }

  :root:not([data-theme='light']) [data-theme-label='to-light'] {
    display: inline;
  }
}

:root[data-theme='dark'] [data-theme-label='to-dark'] {
  display: none;
}

:root[data-theme='dark'] [data-theme-label='to-light'] {
  display: inline;
}

.site-main {
  flex: 1;
  padding: 56px var(--shell-gutter);
}

.page-heading {
  font-size: 33px;
  line-height: 1.08;
  letter-spacing: -1.3px;
  font-weight: 600;
  margin: 0 0 20px;
}

.page-lead {
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 60ch;
  margin: 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px var(--shell-gutter);
  font-size: 11px;
  color: var(--muted);
}

.footer-line {
  margin: 0;
}

.ask {
  display: none;
  border: 0;
  border-radius: 30px;
  padding: 12px 19px;
  background: var(--launcher);
  color: #fff;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

.ask[aria-disabled='true'] {
  cursor: default;
}

:root[data-js='on'] .ask {
  display: inline-block;
  visibility: hidden;
}

:root[data-assistant-ready] .ask {
  visibility: visible;
}

.assistant {
  --assistant-viewport: 100dvh;

  width: min(420px, calc(100vw - 32px));
  height: min(720px, calc(var(--assistant-viewport) - 80px));
  max-height: calc(var(--assistant-viewport) - 32px);
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  color: var(--fg);
  box-shadow: 0 16px 40px #0001;
  overflow: hidden;
}

.assistant[open] {
  display: flex;
  flex-direction: column;
}

.assistant::backdrop {
  background: #0000008c;
}

.assistant[data-keyboard='on'] {
  top: var(--assistant-top, 0px);
  bottom: auto;
  width: 100vw;
  max-width: 100vw;
  height: var(--assistant-viewport);
  max-height: var(--assistant-viewport);
  margin: 0;
  border: 0;
  border-radius: 0;
  background: var(--bg);
  box-shadow: none;
}

.assistant-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.assistant-title {
  margin: 0;
  font-size: 13px;
  font-weight: 400;
}

.assistant-scope {
  display: block;
  margin-top: 6px;
  font-size: 10px;
  color: var(--muted);
}

.assistant-close {
  flex-shrink: 0;
  border: 0;
  padding: 0 4px;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.conversation {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  font-size: 13px;
  line-height: 1.6;
}

.assistant-welcome {
  margin: 0;
}

.assistant-question,
.assistant-answer,
.assistant-failure {
  margin: 10px 0;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.assistant-question {
  margin-left: 45px;
  background: var(--bg);
}

.assistant-source,
.assistant-pending,
.assistant-privacy {
  margin: 12px 0;
  font-size: 10px;
  color: var(--muted);
}

.assistant-privacy {
  margin: 0;
  padding: 0 20px 12px;
}

.assistant-input {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  border-top: 1px solid var(--line);
}

.assistant-input input {
  flex: 1;
  min-width: 0;
  border: 0;
  padding: 0;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 13px;
}

.assistant-input input::placeholder {
  color: var(--muted);
  opacity: 1;
}

.assistant-send {
  flex-shrink: 0;
  border: 0;
  padding: 0;
  background: none;
  color: var(--accent);
  font: inherit;
  font-size: 11px;
  cursor: pointer;
}

.assistant-input input:disabled,
.assistant-send:disabled {
  cursor: default;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

body[data-page='home'] .site-main {
  display: flex;
  flex-direction: column;
  padding: 55px;
}

.home {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 65px;
  min-height: 414px;
  background: radial-gradient(ellipse at var(--light-x, 50%) var(--light-y, 75%), #8b9ba41a, transparent 66%);
}

.home-logo {
  width: 58%;
  flex-shrink: 0;
}

.logo {
  display: block;
  width: 100%;
  height: auto;
  mix-blend-mode: multiply;
}

[data-pointer-light='on'] .logo {
  transform: perspective(1200px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
}

@media (prefers-reduced-motion: reduce) {
  [data-pointer-light='on'] .logo {
    transform: none;
  }
}

@media (pointer: coarse) {
  [data-pointer-light='on'] .logo {
    transform: none;
  }
}

.home-statement {
  flex: 1;
  border-left: 1px solid var(--line);
  padding: 55px 0 55px 35px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) .logo {
    filter: invert(1);
    mix-blend-mode: screen;
  }
}

:root[data-theme='dark'] .logo {
  filter: invert(1);
  mix-blend-mode: screen;
}

@media print {
  .logo,
  :root[data-theme='dark'] .logo {
    filter: none;
    mix-blend-mode: multiply;
  }
}

body[data-page='about'] .site-main {
  padding: 60px 80px;
  display: flex;
  flex-direction: column;
}

.about-body {
  display: grid;
  grid-template-columns: 1fr 32%;
  gap: 65px;
  max-width: 910px;
  margin: auto;
}

.photo {
  order: 2;
  margin: 0;
}

.portrait {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: center 30%;
  border-radius: 22px;
}

.name {
  display: block;
  margin-top: 24px;
  font-size: 15px;
}

.role {
  display: block;
  margin-top: 7px;
  font-size: 11px;
  color: var(--muted);
}

.about-copy {
  align-self: center;
}

.about-copy .page-heading {
  font-size: 41px;
  line-height: 1.05;
  letter-spacing: -1.8px;
  margin: 0 0 23px;
}

.about-copy p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

@media (max-width: 720px) {
  :root {
    --shell-gutter: 24px;
  }

  .site-header {
    flex-wrap: wrap;
    gap: 12px 24px;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .assistant {
    width: 100vw;
    max-width: 100vw;
    max-height: var(--assistant-viewport);
    height: var(--assistant-viewport);
    margin: 0;
    border: 0;
    border-radius: 0;
    background: var(--bg);
    box-shadow: none;
  }

  .assistant-head,
  .conversation {
    padding: 18px;
  }

  .assistant-privacy {
    padding: 0 18px 10px;
  }

  .header-controls {
    flex-wrap: wrap;
    gap: 12px 17px;
  }

  .site-nav {
    gap: 17px;
  }

  .site-main {
    padding-top: 40px;
    padding-bottom: 40px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .page-heading {
    font-size: 26px;
    letter-spacing: -0.8px;
  }

  body[data-page='home'] .site-main {
    padding: 24px;
  }

  .home {
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 30px;
    min-height: 405px;
  }

  .home-logo {
    width: 100%;
  }

  .home-statement {
    flex: 0;
    border-left: 0;
    border-top: 1px solid var(--line);
    padding: 20px 0 0;
  }

  .home-statement .page-heading {
    font-size: 24px;
    margin-bottom: 12px;
  }

  .home-statement .page-lead {
    font-size: 11px;
  }

  body[data-page='about'] .site-main {
    padding: 24px;
  }

  .about-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .photo {
    order: 0;
  }

  .portrait {
    max-width: 130px;
    height: 170px;
    object-position: center;
  }

  .about-copy {
    align-self: stretch;
  }

  .name {
    margin-top: 12px;
    font-size: 12px;
  }

  .role {
    font-size: 10px;
  }

  .about-copy .page-heading {
    font-size: 27px;
    margin: 8px 0;
  }

  .about-copy p {
    font-size: 12px;
    line-height: 1.6;
  }
}

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