:root {
  color-scheme: light;
  --graphite: #171918;
  --ink: #232524;
  --muted: #626562;
  --line: #dfe1df;
  --paper: #ffffff;
  --neutral: #f3f4f3;
  --citron: #d9ef82;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.65;
  letter-spacing: 0;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 32px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

a, button, [tabindex] {
  -webkit-tap-highlight-color: transparent;
}

:is(a, button, [tabindex]):focus-visible {
  outline: 2px solid #6a7b2d;
  outline-offset: 5px;
}

:is(.site-header, .support-band, .site-footer) a:focus-visible {
  outline-color: var(--citron);
}

h1, h2, p, dl {
  margin: 0;
}

h1, h2 {
  font-weight: 500;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

p, dd {
  overflow-wrap: anywhere;
}

.prototype-label {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 30px;
  padding: 3px 16px;
  background: #252825;
  color: #bfc4bc;
  border-bottom: 1px solid #383b37;
  font-size: 10px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 84px;
  padding: 0 40px;
  background: var(--graphite);
  color: #f6f7f5;
  border-bottom: 1px solid #363936;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 16px;
  font-weight: 600;
  white-space: nowrap;
}

.brand-mark {
  flex: none;
  color: #f6f7f5;
  font-size: 31px;
  line-height: 1;
  font-weight: 700;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 13px;
}

.site-header nav a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  color: #d4d8d1;
  white-space: nowrap;
}

.site-header nav a:hover,
.site-header nav [aria-current="page"] {
  color: var(--citron);
}

.nav-account {
  border-left: 1px solid #454943;
  padding-left: 28px;
}

.section-wrap {
  width: min(100%, 1280px);
  padding-inline: 48px;
  margin-inline: auto;
}

.download-heading {
  background: var(--graphite);
  color: #f7f8f5;
}

.heading-layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  align-items: end;
  gap: 56px;
  padding-block: 54px 48px;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
}

.download-heading .eyebrow,
.support-band .eyebrow {
  color: var(--citron);
}

.download-heading h1 {
  font-size: 42px;
}

.heading-summary > p:first-child {
  margin-bottom: 8px;
  font-size: 17px;
  color: #f1f3ed;
}

.heading-summary > p:last-child {
  color: #b5bbb2;
  font-size: 12px;
  line-height: 1.9;
}

.release-content {
  padding-top: 30px;
}

.notice {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-block: 0 24px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.85;
}

.status {
  display: inline-flex;
  flex: none;
  align-items: center;
  padding: 3px 8px;
  background: #eaf0d5;
  color: #485521;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.6;
  white-space: nowrap;
}

.status.blue {
  background: #eceeec;
  color: #515952;
}

.platform-tabs {
  display: flex;
  gap: 32px;
  margin-top: 26px;
  border-bottom: 1px solid var(--line);
}

.platform-tabs button {
  min-width: 112px;
  min-height: 48px;
  padding: 10px 8px 13px;
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

.platform-tabs button:hover {
  color: var(--ink);
  background: var(--neutral);
}

.platform-tabs [aria-selected="true"] {
  color: var(--ink);
  border-bottom-color: var(--citron);
  font-weight: 600;
}

.release-panel {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr;
  align-items: start;
  gap: 72px;
  padding-block: 36px 40px;
  border-bottom: 1px solid var(--line);
}

.release-panel > div,
.release-meta > div {
  min-width: 0;
}

.release-panel h2 {
  margin-block: 18px 14px;
  font-size: 28px;
  line-height: 1.3;
}

.release-panel p {
  max-width: 380px;
  color: var(--muted);
  font-size: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 44px;
  padding: 11px 18px;
  border: 1px solid var(--citron);
  border-radius: 0;
  background: var(--citron);
  color: var(--graphite);
  font-size: 12px;
  font-weight: 600;
  text-align: left;
}

a.button:hover {
  background: #e3f4a5;
  border-color: #e3f4a5;
}

.release-panel .button {
  min-width: 208px;
  margin-top: 26px;
}

.button:disabled {
  cursor: not-allowed;
  border-color: #d2d6cc;
  background: #ebeee5;
  color: #70766a;
}

.release-panel .inline-note {
  margin-top: 12px;
  font-size: 10px;
}

.release-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 32px;
}

.release-meta > div {
  padding-block: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.release-meta > div:nth-child(-n + 2) {
  padding-top: 0;
}

.release-meta dt {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 10px;
}

.release-meta dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.65;
}

.release-notes {
  display: grid;
  grid-template-columns: 1.05fr 1.2fr;
  gap: 72px;
  padding-block: 40px 48px;
}

.release-notes .eyebrow {
  margin-bottom: 10px;
}

.release-notes h2 {
  font-size: 23px;
}

.rights-list > div {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 24px;
  padding-block: 19px;
  border-bottom: 1px solid var(--line);
}

.rights-list > div:first-child {
  padding-top: 0;
}

.rights-list > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.rights-list dt {
  font-size: 12px;
  font-weight: 600;
}

.rights-list dd {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.85;
}

.support-band {
  background: var(--graphite);
  color: #f7f8f5;
}

.support-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding-block: 34px 38px;
}

.support-band .eyebrow {
  margin-bottom: 12px;
}

.support-band h2 {
  font-size: 24px;
}

.support-band p:last-child {
  margin-top: 10px;
  color: #b5bbb2;
  font-size: 12px;
}

.support-band .button {
  flex: none;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 4.5%;
  border-top: 1px solid #363936;
  background: var(--graphite);
  color: #b5bbb2;
  font-size: 11px;
}

.site-footer .brand {
  color: #f3f5ef;
  font-size: 14px;
}

.site-footer a:hover {
  color: var(--citron);
}

.toast[hidden] {
  display: none;
}

@media (max-width: 1000px) {
  .section-wrap {
    padding-inline: 32px;
  }

  .heading-layout,
  .release-panel,
  .release-notes {
    column-gap: 36px;
  }

  .site-header nav {
    gap: 24px;
  }

  .nav-account {
    padding-left: 24px;
  }

  .rights-list > div {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 16px;
  }
}

@media (max-width: 760px) {
  .site-header {
    display: block;
    padding: 14px 24px 0;
  }

  .site-header > .brand {
    min-height: 32px;
  }

  .site-header nav {
    justify-content: space-between;
    gap: 12px;
    margin-top: 12px;
    border-top: 1px solid #363936;
    font-size: 12px;
  }

  .nav-account {
    padding-left: 0;
    border-left: 0;
  }

  .section-wrap {
    padding-inline: 24px;
  }

  .heading-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding-block: 36px 32px;
  }

  .download-heading h1 {
    font-size: 32px;
  }

  .heading-summary > p:first-child {
    font-size: 15px;
  }

  .heading-summary > p:last-child {
    font-size: 12px;
  }

  .release-content {
    padding-top: 24px;
  }

  .notice {
    align-items: start;
    gap: 12px;
    font-size: 11px;
  }

  .notice .status {
    margin-top: 2px;
  }

  .platform-tabs {
    gap: 24px;
    margin-top: 14px;
  }

  .release-panel {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
    padding-block: 28px 32px;
  }

  .release-panel h2 {
    font-size: 26px;
  }

  .release-panel .button {
    margin-top: 22px;
  }

  .release-meta {
    column-gap: 20px;
  }

  .release-notes {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    padding-block: 32px 36px;
  }

  .release-notes h2 {
    font-size: 22px;
  }

  .rights-list > div {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 16px;
  }

  .support-layout {
    align-items: start;
    flex-direction: column;
    gap: 24px;
    padding-block: 30px 34px;
  }

  .support-band h2 {
    font-size: 22px;
  }

  .site-footer {
    align-items: start;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}