:root {
      --ink: #101114;
      --muted: #686d76;
      --line: #eceef1;
      --surface: #ffffff;
      --font-caption: 13px;
      --font-body: 16px;
      --font-lead: 16px;
      --font-hero: 50px;
      font-family:
        "Source Han Sans SC",
        "Source Han Sans CN",
        "Source Han Sans",
        "Noto Sans SC",
        "PingFang SC",
        "Microsoft YaHei",
        system-ui,
        sans-serif;
      color: var(--ink);
      background: var(--surface);
      font-synthesis: none;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

@view-transition {
      navigation: none;
    }

* {
      box-sizing: border-box;
    }

[hidden] {
      display: none !important;
    }

[data-focus-restored="true"]:focus-visible {
      outline: none !important;
      box-shadow: none !important;
    }

.site-dialog-title-icon {
      width: 38px;
      height: 38px;
      flex: 0 0 38px;
      display: grid;
      border: 1px solid #d8e5f8;
      border-radius: 8px;
      place-items: center;
      color: #2167d9;
      background: #f1f6fe;
    }

.site-dialog-title-icon svg {
      width: 18px;
      height: 18px;
    }

@media (max-width: 760px) {
      .site-dialog-title-icon {
        width: 34px;
        height: 34px;
        flex-basis: 34px;
      }
    }

html {
      scroll-behavior: smooth;
    }

[id] {
      scroll-margin-top: 96px;
    }

body {
      min-width: min(320px, 100%);
      min-height: 100vh;
      margin: 0;
      overflow-x: hidden;
      background: var(--surface);
    }

html.portal-booting {
      overflow: hidden;
    }

html.portal-booting body::before,
html.portal-booting body::after {
      content: "";
      position: fixed;
      z-index: 10000;
      pointer-events: none;
      opacity: 1;
      transition: opacity 180ms ease;
    }

html.portal-booting body::before {
      inset: 0;
      background: #ffffff;
    }

html.portal-booting body::after {
      top: 50%;
      left: 50%;
      width: 38px;
      height: 38px;
      margin: -19px 0 0 -19px;
      border: 2px solid #e4e7ec;
      border-top-color: #2167d9;
      border-right-color: #00846a;
      border-radius: 50%;
      animation: portalBootSpin 760ms linear infinite;
    }

html.portal-booting.portal-mounted body::before,
html.portal-booting.portal-mounted body::after {
      opacity: 0;
    }

a {
      color: inherit;
    }

.topbar {
      position: sticky;
      top: 0;
      z-index: 20;
      border-bottom: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.94);
      backdrop-filter: blur(16px);
    }

main {
      view-transition-name: site-main;
    }

html.page-transition-arrived .topbar-inner {
      animation: none;
    }

html.page-transition-enter-pending :is(main, [data-page-transition-surface], .site-footer) {
      opacity: 0;
    }

html.page-transition-entering :is(main, [data-page-transition-surface], .site-footer) {
      animation: sitePageEnter 340ms 20ms cubic-bezier(0.22, 1, 0.36, 1) both;
    }

html.page-transition-leaving #root {
      pointer-events: none;
    }

html.page-transition-leaving :is(main, [data-page-transition-surface], .site-footer) {
      animation: sitePageExit 220ms cubic-bezier(0.4, 0, 1, 1) both;
    }

::view-transition-group(root) {
      animation: none;
    }

::view-transition-old(root) {
      opacity: 0;
      animation: none;
      mix-blend-mode: normal;
    }

::view-transition-new(root) {
      opacity: 1;
      animation: none;
      mix-blend-mode: normal;
    }

::view-transition-group(site-main) {
      animation-duration: 360ms;
      animation-timing-function: cubic-bezier(0.22, 1, 0.36, 1);
    }

::view-transition-old(site-main) {
      animation: sitePageExit 200ms cubic-bezier(0.4, 0, 1, 1) both;
      mix-blend-mode: normal;
    }

::view-transition-new(site-main) {
      animation: sitePageEnter 340ms 20ms cubic-bezier(0.22, 1, 0.36, 1) both;
      mix-blend-mode: normal;
    }

.site-announcement {
      min-height: 46px;
      padding: 0 24px;
      border-bottom: 1px solid #e4e6e9;
      color: #292c31;
      background: #ffffff;
    }

.site-announcement-inner {
      display: flex;
      width: min(100%, 1360px);
      min-height: 46px;
      margin: 0 auto;
      align-items: center;
      justify-content: center;
      gap: 12px;
    }

.site-announcement-badge {
      display: inline-flex;
      flex: 0 0 auto;
      height: 22px;
      padding: 0 8px;
      border-radius: 4px;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: #111214;
      font-size: 12px;
      font-weight: 650;
      line-height: 1;
    }

.site-announcement-text {
      min-width: 0;
      font-size: 13px;
      font-weight: 550;
      line-height: 1.65;
      text-align: left;
    }

.site-announcement-highlight {
      font-weight: 750;
    }

.site-announcement-highlight.is-release {
      color: #c9364d;
    }

.site-announcement-highlight.is-capability {
      color: #2167d9;
    }

.site-announcement-highlight.is-platform {
      color: #00846a;
    }

.site-load-error {
      min-height: 42px;
      padding: 10px 24px;
      border-bottom: 1px solid #f0c9cd;
      color: #a72f3a;
      background: #fff5f6;
      font-size: 13px;
      font-weight: 650;
      line-height: 21px;
      text-align: center;
    }

.site-page-shell {
      width: 100%;
      min-height: 100vh;
      min-height: 100dvh;
      min-width: 320px;
      display: flex;
      flex-direction: column;
      background: #ffffff;
    }

.site-page-shell > :is(.topbar, .site-announcement, .site-load-error) {
      flex: 0 0 auto;
    }

.portal-route-stage {
      min-width: 0;
      min-height: 0;
      flex: 1 1 auto;
      display: flex;
      flex-direction: column;
      animation: portalRouteEnter 220ms ease-out both;
    }

html.page-transition-arrived .portal-route-stage {
      animation: none;
    }

.site-loading-transition-main {
      min-width: 0;
      min-height: 0;
      flex: 1 1 auto;
      display: grid;
      place-items: center;
      background: #ffffff;
    }

.site-loading-indicator {
      width: min(100%, 440px);
      min-height: 286px;
      padding: 32px 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
    }

.site-loading-emblem {
      position: relative;
      isolation: isolate;
      width: 96px;
      height: 96px;
      flex: 0 0 auto;
      display: grid;
      place-items: center;
    }

.site-loading-emblem::before {
      content: "";
      position: absolute;
      inset: 12px;
      z-index: -1;
      border: 1px solid #f0f2f5;
      border-radius: 50%;
      background: #fbfcfd;
      box-shadow:
        0 14px 34px rgba(16, 17, 20, 0.08),
        inset 0 0 0 1px rgba(255, 255, 255, 0.92);
    }

.site-loading-emblem::after {
      content: "";
      position: absolute;
      inset: 3px;
      z-index: -2;
      border: 1px solid #f3f4f6;
      border-radius: 50%;
    }

.site-loading-spinner {
      position: absolute;
      inset: 0;
      width: 96px;
      height: 96px;
      display: block;
      overflow: visible;
    }

.site-loading-spinner-track,
.site-loading-spinner-arc {
      fill: none;
      vector-effect: non-scaling-stroke;
    }

.site-loading-spinner-track {
      stroke: #e6e9ee;
      stroke-width: 1.4;
    }

.site-loading-spinner-arc {
      transform-origin: center;
      will-change: transform;
      stroke-width: 2.6;
      stroke-linecap: round;
    }

.site-loading-spinner-arc-primary {
      stroke: #2167d9;
      stroke-dasharray: 31 69;
      animation: siteLoadingRotate 1.24s linear infinite;
    }

.site-loading-spinner-arc-accent {
      stroke: #00846a;
      stroke-dasharray: 8 92;
      stroke-dashoffset: -46;
      animation: siteLoadingCounterRotate 1.82s linear infinite;
    }

.site-loading-mark {
      position: relative;
      z-index: 1;
      width: 42px;
      height: 42px;
      overflow: hidden;
      border-radius: 10px;
      background: #191a1c;
      box-shadow:
        0 8px 22px rgba(16, 17, 20, 0.2),
        0 0 0 1px rgba(16, 17, 20, 0.08);
    }

.site-loading-mark img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
    }

.site-loading-copy {
      width: 100%;
      margin-top: 22px;
      display: flex;
      align-items: center;
      flex-direction: column;
      text-align: center;
    }

.site-loading-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #2167d9;
      font-size: 11px;
      font-weight: 800;
      line-height: 1.4;
      letter-spacing: 0;
    }

.site-loading-brand::before,
.site-loading-brand::after {
      content: "";
      width: 22px;
      height: 1px;
      background: #dfe3e8;
    }

.site-loading-title {
      margin-top: 9px;
      color: #17191d;
      font-size: 22px;
      font-weight: 760;
      line-height: 1.35;
      letter-spacing: 0;
    }

.site-loading-description {
      max-width: 380px;
      margin-top: 8px;
      color: #686d76;
      font-size: 14px;
      font-weight: 500;
      line-height: 1.6;
      letter-spacing: 0;
    }

.site-loading-note {
      width: min(100%, 292px);
      margin-top: 18px;
      padding-top: 15px;
      border-top: 1px solid #eceef1;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      color: #747a84;
      font-size: 12px;
      font-weight: 550;
      line-height: 1.5;
      letter-spacing: 0;
    }

.site-loading-note-dot {
      width: 6px;
      height: 6px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #00846a;
      box-shadow: 0 0 0 3px rgba(0, 132, 106, 0.1);
      animation: siteLoadingPulse 1.8s ease-in-out infinite;
    }

.section-load-message {
      width: min(760px, calc(100% - 36px));
      min-height: 58px;
      margin: 38px auto 0;
      padding: 17px 20px;
      border: 1px solid #e1e4e8;
      border-radius: 8px;
      color: #686d76;
      background: #f8f9fa;
      font-size: 14px;
      font-weight: 550;
      line-height: 1.65;
      text-align: center;
    }

.section-load-message.is-error {
      border-color: #efc9cd;
      color: #a72f3a;
      background: #fff7f8;
    }

.website-loading .release-entry,
.website-loading .case-gallery,
.website-loading .help-list,
.website-loading .about-layout,
.website-loading .about-principles {
      visibility: hidden;
      pointer-events: none;
    }

.topbar-inner {
      width: min(1360px, calc(100% - 48px));
      min-height: 72px;
      margin: 0 auto;
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 32px;
    }

html.motion-ready .topbar-inner {
      animation: topbarEnter 560ms 40ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
    }

.brand {
      width: max-content;
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--ink);
      text-decoration: none;
      white-space: nowrap;
    }

.brand-logo {
      width: 34px;
      height: 34px;
      display: block;
      border-radius: 8px;
      object-fit: cover;
      box-shadow: 0 5px 14px rgba(16, 17, 20, 0.12);
    }

.brand-name {
      font-size: var(--font-body);
      font-weight: 700;
      line-height: 1;
    }

.topnav {
      display: flex;
      align-items: stretch;
      align-self: stretch;
      gap: 30px;
    }

.topnav a {
      position: relative;
      display: grid;
      place-items: center;
      color: #555b65;
      font-size: 14px;
      font-weight: 600;
      line-height: 1;
      text-decoration: none;
      white-space: nowrap;
      transition: color 160ms ease;
    }

.topnav a::after {
      position: absolute;
      right: 50%;
      bottom: 0;
      left: 50%;
      height: 2px;
      background: var(--ink);
      content: "";
      transition: right 160ms ease, left 160ms ease;
    }

.topnav a:hover,
.topnav a:focus-visible {
      color: var(--ink);
    }

.topnav a:focus-visible {
      outline: none;
    }

.topnav a:hover::after,
.topnav a:focus-visible::after {
      right: 0;
      left: 0;
    }

.topnav a[data-focus-restored='true'] {
      color: #555b65;
      transition: none;
    }

.topnav a[data-focus-restored='true']::after {
      right: 50%;
      left: 50%;
      transition: none;
    }

.topbar-actions {
      display: flex;
      justify-content: flex-end;
    }

.download-button {
      appearance: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 0;
      color: #ffffff;
      background: #101114;
      text-decoration: none;
      min-width: 212px;
      height: 44px;
      gap: 10px;
      padding: 0 18px;
      border-radius: 8px;
      font-family: inherit;
      font-size: 13px;
      font-weight: 750;
      line-height: 1;
      cursor: pointer;
      box-shadow: 0 14px 30px rgba(16, 17, 20, 0.18);
      transition: transform 180ms ease, box-shadow 180ms ease;
    }

.topbar-download {
      width: auto;
      min-width: 0;
      height: 38px;
      gap: 7px;
      padding: 0 15px;
      font-size: var(--font-caption);
      font-weight: 700;
      box-shadow: 0 9px 20px rgba(16, 17, 20, 0.16);
    }

.download-icon {
      width: 16px;
      height: 16px;
      flex: 0 0 auto;
      fill: none;
      stroke: currentColor;
      stroke-linecap: round;
      stroke-linejoin: round;
      stroke-width: 2;
    }

.download-button small {
      padding-left: 10px;
      border-left: 1px solid rgba(255, 255, 255, 0.26);
      color: rgba(255, 255, 255, 0.70);
      font-size: var(--font-caption);
      font-weight: 600;
    }

.download-button:not(:disabled):hover,
.download-button:not([aria-disabled="true"]):focus-visible {
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(16, 17, 20, 0.22);
    }

.download-button:disabled,
.download-button[aria-disabled="true"] {
      color: #ffffff;
      background: #c7ccd4;
      cursor: wait;
      box-shadow: none;
      transform: none;
    }

.inline-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      color: #555b65;
      font-size: 13px;
      font-weight: 700;
      line-height: 1.5;
      text-decoration: none;
      transition: color 160ms ease;
    }

.inline-link-icon {
      width: 16px;
      height: 16px;
      flex: 0 0 auto;
      fill: none;
      stroke: currentColor;
      stroke-linecap: round;
      stroke-linejoin: round;
      stroke-width: 1.8;
      transition: transform 160ms ease;
    }

.inline-link:hover,
.inline-link:focus-visible {
      color: #2167d9;
    }

.inline-link:hover .inline-link-icon,
.inline-link:focus-visible .inline-link-icon {
      transform: translateX(3px);
    }

.section-heading {
      max-width: 760px;
      margin: 0 auto;
      text-align: center;
    }

.section-title {
      margin: 0;
      color: #08090b;
      font-size: 34px;
      font-weight: 760;
      line-height: 1.3;
      letter-spacing: 0;
    }

.section-lead {
      margin: 14px auto 0;
      color: var(--muted);
      font-size: 15px;
      font-weight: 450;
      line-height: 1.8;
    }

.site-footer {
      border-top: 1px solid #dfe3e8;
      background: #ffffff;
    }

.footer-inner {
      width: min(1200px, calc(100% - 48px));
      margin: 0 auto;
      padding: 52px 0 30px;
    }

.footer-main {
      display: grid;
      grid-template-columns: minmax(280px, 1.5fr) repeat(3, minmax(120px, 0.5fr));
      gap: 48px;
    }

.footer-brand {
      min-width: 0;
    }

.footer-brand-name {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #101114;
      font-size: 18px;
      font-weight: 750;
      line-height: 1.3;
      text-decoration: none;
    }

.footer-brand-logo {
      width: 38px;
      height: 38px;
      flex: 0 0 auto;
      display: block;
      border-radius: 8px;
      object-fit: cover;
      box-shadow: 0 5px 14px rgba(16, 17, 20, 0.12);
    }

.footer-description {
      max-width: 390px;
      margin: 16px 0 0;
      color: #6a707a;
      font-size: 14px;
      font-weight: 450;
      line-height: 1.8;
    }

.footer-version {
      margin-top: 18px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #8a8f98;
      font-size: 12px;
      font-weight: 650;
      line-height: 1.4;
    }

.footer-version::before {
      width: 6px;
      height: 6px;
      flex: 0 0 auto;
      border-radius: 50%;
      background: #008d65;
      content: "";
    }

.footer-nav-group {
      min-width: 0;
    }

.footer-nav-title {
      margin: 0;
      color: #202328;
      font-size: 13px;
      font-weight: 750;
      line-height: 1.4;
    }

.footer-nav-links {
      margin-top: 16px;
      display: grid;
      justify-items: start;
      gap: 12px;
    }

.footer-nav-links a {
      color: #747a84;
      font-size: 13px;
      font-weight: 500;
      line-height: 1.5;
      text-decoration: none;
      transition: color 160ms ease;
    }

.footer-nav-links a:hover,
.footer-nav-links a:focus-visible {
      color: #2167d9;
    }

.footer-bottom {
      margin-top: 42px;
      padding-top: 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      border-top: 1px solid #eceef1;
      color: #969ba3;
      font-size: 12px;
      font-weight: 500;
      line-height: 1.6;
    }

html.motion-ready [data-reveal] {
      opacity: 0;
      transform: translate3d(0, 22px, 0);
      transition:
        opacity 700ms cubic-bezier(0.2, 0.7, 0.2, 1) var(--reveal-delay, 0ms),
        transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1) var(--reveal-delay, 0ms);
      will-change: opacity, transform;
    }

html.motion-ready [data-reveal].is-visible {
      opacity: 1;
      transform: translate3d(0, 0, 0);
    }

html.motion-ready [data-reveal].reveal-complete {
      will-change: auto;
    }

@media (max-width: 1040px) {
  .topbar-inner {
          grid-template-columns: 1fr auto;
        }

  .topnav {
          display: none;
        }
}

@media (max-width: 860px) {
  :root {
          --font-hero: 42px;
        }

  .topbar-inner {
          width: min(100% - 32px, 1360px);
        }

  .footer-inner {
          width: min(100% - 40px, 1200px);
        }

  .footer-main {
          grid-template-columns: repeat(3, minmax(0, 1fr));
          gap: 36px;
        }

  .footer-brand {
          grid-column: 1 / -1;
        }
}

@media (max-width: 520px) {
  :root {
          --font-hero: 35px;
          --font-lead: 15px;
        }

  [id] {
          scroll-margin-top: 78px;
        }

  .topbar-inner {
          min-height: 62px;
        }

  .brand-logo {
          width: 32px;
          height: 32px;
        }

  .brand-name {
          font-size: 15px;
        }

  .topbar-download {
          height: 36px;
          padding: 0 12px;
        }

  .site-announcement {
          padding: 10px 18px;
        }

  .site-announcement-inner {
          min-height: 0;
          align-items: flex-start;
          justify-content: flex-start;
          gap: 10px;
        }

  .site-announcement-badge {
          margin-top: 1px;
        }

  .site-announcement-text {
          font-size: 12px;
        }

  .section-title {
          font-size: 28px;
        }

  .section-lead {
          font-size: 14px;
        }

  .footer-inner {
          width: min(100% - 36px, 1200px);
          padding: 40px 0 24px;
        }

  .footer-main {
          grid-template-columns: repeat(2, minmax(0, 1fr));
          gap: 32px 24px;
        }

  .footer-brand {
          grid-column: 1 / -1;
        }

  .footer-bottom {
          margin-top: 34px;
          padding-top: 20px;
          align-items: flex-start;
          flex-direction: column;
          gap: 6px;
        }
}

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

  .site-loading-spinner-arc,
  .site-loading-note-dot,
  html.portal-booting body::after {
          animation: none;
        }

  html.portal-booting body::before,
  html.portal-booting body::after,
  .portal-route-stage {
          transition: none;
          animation: none;
        }

  .site-loading-spinner-arc-primary {
          stroke-dasharray: 32 68;
          transform: rotate(24deg);
        }

  .topbar-inner {
          animation: none;
        }

  html.motion-ready [data-reveal] {
          opacity: 1;
          transform: none;
          transition: none;
        }

  .download-button,
  .inline-link,
  .inline-link-icon {
          transition: none;
        }

  html.page-transition-enter-pending :is(main, .site-footer),
  html.page-transition-entering :is(main, .site-footer),
  html.page-transition-leaving :is(main, .site-footer),
  ::view-transition-group(root),
  ::view-transition-old(root),
  ::view-transition-new(root),
  ::view-transition-group(site-main),
  ::view-transition-old(site-main),
  ::view-transition-new(site-main) {
          opacity: 1;
          animation: none;
          transform: none;
        }
}

@keyframes topbarEnter {
      from {
        opacity: 0;
        transform: translateY(-10px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

@keyframes portalBootSpin {
      to {
        transform: rotate(360deg);
      }
    }

@keyframes portalRouteEnter {
      from {
        opacity: 0;
      }

      to {
        opacity: 1;
      }
    }

@keyframes sitePageExit {
      from {
        opacity: 1;
      }

      to {
        opacity: 0;
      }
    }

@keyframes sitePageEnter {
      from {
        opacity: 0;
      }

      to {
        opacity: 1;
      }
    }

@keyframes siteLoadingRotate {
      to {
        transform: rotate(360deg);
      }
    }

@keyframes siteLoadingCounterRotate {
      to {
        transform: rotate(-360deg);
      }
    }

@keyframes siteLoadingPulse {
      0%,
      100% {
        opacity: 0.46;
      }

      50% {
        opacity: 1;
      }
    }