@charset "UTF-8";
:root { color-scheme: dark; --background: #090909; --text: #f5f5f5; --muted: #a4a4a4; --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: var(--background); font-family: var(--font); -webkit-font-smoothing: antialiased; }
button { font: inherit; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 2px solid #fff; outline-offset: 5px; }
.skip-link { position: fixed; z-index: 10; top: -70px; left: 24px; padding: 12px 20px; border-radius: 6px; color: #090909; background: #fff; }
.skip-link:focus { top: 20px; }
.page-shell { width: min(1280px, calc(100% - 112px)); min-height: 100svh; margin: 0 auto; display: flex; flex-direction: column; }
.site-header { display: flex; align-items: center; justify-content: flex-end; min-height: 106px; direction: ltr; }
.language-switch { position: relative; z-index: 10; direction: ltr; }
.language-toggle { display: grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 50%; color: #a4a4a4; background: transparent; cursor: pointer; transition: color .2s, background .2s; }
.language-toggle svg { width: 21px; height: 21px; }
.language-toggle:hover, .language-toggle[aria-expanded="true"] { color: #fff; background: #1c1c1c; }
.language-menu { position: absolute; top: calc(100% + 8px); right: 0; width: 208px; max-width: calc(100vw - 40px); max-height: min(440px, calc(100dvh - 112px)); overflow-y: auto; overscroll-behavior: contain; padding: 6px; border: 1px solid #343434; border-radius: 10px; background: #141414; box-shadow: 0 12px 40px #0009; scrollbar-width: thin; scrollbar-color: #444 #141414; }
.language-menu[hidden] { display: none; }
.language-option { display: flex; direction: ltr; align-items: center; justify-content: space-between; gap: 12px; width: 100%; padding: 10px 12px; border: 0; border-radius: 5px; color: #b5b5b5; background: transparent; text-align: left; font-size: 13px; line-height: 1.4; cursor: pointer; }
.language-name { flex: 1 1 auto; min-width: 0; text-align: left; unicode-bidi: isolate; }
.language-option[data-language="auto"] { margin-bottom: 5px; border-bottom: 1px solid #303030; border-radius: 5px 5px 0 0; }
.language-option:hover, .language-option:focus-visible { color: #fff; background: #262626; }
.language-option:focus-visible { outline: 1px solid #777; outline-offset: -1px; }
.language-option[aria-checked="true"] { color: #fff; }
.language-check { flex: 0 0 auto; visibility: hidden; }
.language-option[aria-checked="true"] .language-check { visibility: visible; }
main { flex: 1; display: grid; place-items: center; padding: 34px 0 88px; }
.hero { text-align: center; width: 100%; max-width: 900px; margin: 0 auto; }
.hero-logo { display: block; width: min(420px, 100%); height: auto; margin: 0 auto; filter: invert(1); }
h1 { margin: 9px 0 18px; font-size: 35px; line-height: 1.5; letter-spacing: -.9px; font-weight: 500; }
.hero-description { margin: 0 auto; color: var(--muted); font-size: 18px; line-height: 1.8; font-weight: 400; letter-spacing: .15px; }
.hero-actions { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 484px; margin: 48px auto 0; }
.action { display: flex; align-items: center; gap: 15px; min-height: 82px; padding: 18px 22px; text-align: start; border: 1px solid #383838; border-radius: 8px; background: #141414; color: #e1e1e1; }
.action:disabled { cursor: not-allowed; opacity: 1; }
.action-icon { width: 25px; height: 25px; flex: 0 0 auto; }
.action-copy { display: grid; gap: 5px; }
.action-title { font-size: 15px; font-weight: 550; line-height: 1.4; white-space: nowrap; }
.action-status { color: #919191; font-size: 12px; line-height: 1.5; }
.action-github { background: #f0f0f0; border-color: #f0f0f0; color: #111; }
.action-github .action-status { color: #656565; }
.action[href] { transition: transform .2s, background .2s, border-color .2s; }
.action[href]:hover { transform: translateY(-2px); background: #222; border-color: #a0a0a0; }
.action-github[href]:hover { background: #fff; border-color: #fff; }
.site-footer { display: flex; align-items: center; justify-content: center; gap: 13px; padding: 25px 0 30px; color: #888; font-size: 12px; letter-spacing: .2px; }
.site-footer p { margin: 0; }
.footer-separator { color: #555; }
.footer-author { display: inline-flex; align-items: center; gap: 5px; padding: 4px 0; transition: color .2s; }
.footer-author svg { width: 13px; height: 13px; }
.footer-author:hover { color: #f5f5f5; }
@media (min-height: 950px) and (min-width: 801px) { main { padding-bottom: 130px; } }
@media (max-width: 1000px) {
  .page-shell { width: calc(100% - 72px); }
  .hero-actions { gap: 12px; }
  .action { padding: 17px 18px; gap: 12px; }
  .action-title { font-size: 14px; }
  .action-icon { width: 23px; height: 23px; }
}
@media (max-width: 800px) {
  .page-shell { width: calc(100% - 48px); }
  .site-header { min-height: 88px; }
  main { padding: 28px 0 62px; }
  h1 { font-size: 30px; margin-top: 18px; margin-bottom: 15px; }
  .hero-description { font-size: 17px; max-width: 410px; }
  .hero-actions { max-width: 484px; margin-top: 37px; gap: 10px; }
  .action { min-height: 84px; padding: 15px 12px; gap: 10px; flex-wrap: wrap; justify-content: center; text-align: center; }
  .action-icon { width: 22px; height: 22px; }
  .action-title { font-size: 12px; }
  .action-status { font-size: 11px; }
  .site-footer { padding: 22px 0 27px; }
}
@media (max-width: 540px) {
  .page-shell { width: calc(100% - 40px); }
  .site-header { min-height: 82px; }
  main { padding: 30px 0 54px; }
  .hero-logo { width: calc(100% + 28px); margin-left: -14px; }
  h1 { font-size: 27px; margin: 22px 0 15px; letter-spacing: -.7px; }
  .hero-description { max-width: 325px; font-size: 16px; line-height: 1.85; }
  .hero-actions { max-width: 340px; grid-template-columns: 1fr; margin-top: 34px; gap: 11px; }
  .action { min-height: 70px; padding: 14px 23px; gap: 16px; text-align: start; flex-wrap: nowrap; justify-content: flex-start; }
  .action-icon { width: 23px; height: 23px; }
  .action-title { font-size: 15px; }
  .action-status { font-size: 12px; }
  .site-footer { font-size: 12px; padding-bottom: 24px; }
}
@media (max-width: 360px) {
  .page-shell { width: calc(100% - 36px); }
  h1 { font-size: 24px; }
  .hero-description { font-size: 15px; max-width: 270px; }
  .action { min-height: 66px; padding: 12px 20px; }
}
@media (max-width: 900px) {
  .page-shell { padding-left: env(safe-area-inset-left, 0px); padding-right: env(safe-area-inset-right, 0px); }
}
@media (max-width: 540px) and (orientation: portrait) {
  html, body { height: 100%; overscroll-behavior-y: none; }
  body { height: 100vh; height: 100svh; height: 100dvh; overflow: hidden; }
  .page-shell { width: 100%; height: 100%; min-height: 0; padding: calc(4px + env(safe-area-inset-top, 0px)) max(12px, env(safe-area-inset-right, 0px)) calc(4px + env(safe-area-inset-bottom, 0px)) max(12px, env(safe-area-inset-left, 0px)); }
  .page-shell > .site-header { flex: 0 0 44px; height: 44px; min-height: 44px; }
  .language-toggle { width: 44px; height: 44px; }
  .language-menu { top: calc(100% + 4px); max-height: calc(100vh - 72px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px)); max-height: calc(100dvh - 72px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px)); touch-action: auto; }
  .page-shell main { flex: 1 1 0; min-height: 0; display: block; padding: 0; }
  .hero { height: 100%; min-height: 0; display: flex; flex-direction: column; align-items: center; }
  .hero .hero-logo { flex: 0 0 auto; width: clamp(156px, 44vw, 184px); aspect-ratio: 1600 / 336; height: auto; max-height: none; margin: 0 auto; object-fit: cover; object-position: center; }
  .hero h1 { flex: 0 0 auto; width: 100%; margin: 8px 0 6px; text-align: center; font-size: 22px; line-height: 1.3; letter-spacing: -.4px; }
  .hero .headline-text { display: inline-block; position: relative; }
  .hero .headline-punctuation { position: absolute; left: 100%; top: 0; }
  .hero .hero-description { flex: 0 0 auto; width: 100%; max-width: 360px; text-align: center; font-size: 14px; line-height: 1.5; letter-spacing: 0; }
  .hero .hero-actions { flex: 0 0 auto; width: 100%; max-width: 484px; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin: 12px auto 0; }
  .hero .action { min-height: 56px; padding: 8px 9px; gap: 7px; flex-wrap: nowrap; justify-content: flex-start; text-align: start; }
  .hero .action-icon { width: 17px; height: 17px; }
  .hero .action-copy { min-width: 0; gap: 2px; }
  .hero .action-title { font-size: 12px; line-height: 1.25; white-space: normal; }
  .hero .action-status { font-size: 11px; line-height: 1.35; }
  .site-footer { flex: 0 0 auto; gap: 10px; padding: 8px 0 2px; font-size: 11px; line-height: 1.4; }
}
@media (max-width: 540px) and (max-height: 600px) and (orientation: portrait) {
  .hero .hero-logo { width: 156px; }
  .hero h1 { margin: 8px 0 6px; font-size: 21px; }
  .hero .hero-actions { margin-top: 8px; }
  .hero .action { min-height: 54px; padding-top: 7px; padding-bottom: 7px; }
  .site-footer { padding-top: 6px; padding-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}