/* HY8BIT release tool. Design dials: variance 5, motion 2, density 5. */
:root {
  color-scheme: dark;
  --bg: #171a18;
  --surface: #202520;
  --ink: #f1f2e9;
  --muted: #aeb5aa;
  --line: #373e35;
  --accent: #d4ee87;
  --button-bg: #d4ee87;
  --button-ink: #1c2314;
  --selected: #252e20;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 86px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.8 Arial, "PingFang TC", "Microsoft JhengHei", sans-serif; -webkit-font-smoothing: antialiased; }
::selection { color: var(--button-ink); background: var(--button-bg); }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
button, select, input { font: inherit; }
button, select, summary { -webkit-tap-highlight-color: transparent; }
button, summary { cursor: pointer; }
a:focus-visible, button:focus-visible, select:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
img { display: block; max-width: 100%; height: auto; }
figure, dl, p, h1, h2, h3, ol { margin: 0; }
figure, section, article, aside { min-width: 0; }
p { color: var(--muted); font-size: 14px; line-height: 1.85; }
p + p { margin-top: 13px; }
h1, h2, h3 { text-wrap: balance; }
h2 { font-size: clamp(28px, 3vw, 38px); line-height: 1.22; letter-spacing: -1.1px; }
h3 { font-size: 19px; line-height: 1.4; letter-spacing: -.35px; }
figcaption { margin-top: 8px; color: var(--muted); font-size: 10px; line-height: 1.65; }
.site-header, body > main, body > footer { width: min(calc(100% - 112px), 1280px); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 79px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; min-height: 44px; color: var(--ink); font-size: 27px; font-weight: 900; line-height: 1; letter-spacing: -1.6px; }
.brand span { color: var(--accent); }
.header-nav { display: flex; align-items: center; gap: 30px; font-size: 12px; }
.header-nav a { display: inline-flex; align-items: center; min-height: 44px; }
.skip { position: fixed; top: -100px; left: 20px; z-index: 30; padding: 12px 20px; color: var(--button-ink); background: var(--button-bg); }
.skip:focus { top: 12px; color: var(--button-ink); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; min-height: 65px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.breadcrumb a { padding-block: 10px; }
.breadcrumb [aria-current] { color: var(--ink); }
.hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; gap: 68px; padding-block: 10px 28px; }
.hero-copy { min-width: 0; }
.eyebrow { margin-bottom: 12px; color: var(--accent); font: 10px/1.7 var(--mono); letter-spacing: 1.4px; }
.hero h1 { font-size: clamp(45px, 4.5vw, 62px); line-height: 1.04; font-weight: 800; letter-spacing: -3px; }
.hero h1 > span { display: block; margin-top: 7px; font-size: .78em; line-height: 1.15; letter-spacing: -2px; }
.intro { max-width: 59ch; margin-top: 16px; font-size: 14px; }
.hero-links { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 8px; }
.text-link { display: inline-flex; align-items: center; justify-content: center; gap: 13px; min-height: 44px; border: 0; padding: 0; color: var(--accent); background: transparent; font-size: 12px; text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 5px; }
.text-link:hover { color: var(--accent); text-decoration-color: var(--accent); }
.hero-image { align-self: center; }
.hero-image img { width: 100%; aspect-ratio: 1.9; object-fit: cover; object-position: center; background: var(--surface); }
.hero-image figcaption { text-align: right; }
.release-tool { padding: 24px 32px 23px; border: 1px solid var(--line); background: var(--surface); scroll-margin-top: 82px; }
.tool-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 21px; }
.tool-heading h2 { font-size: 25px; letter-spacing: -.7px; }
.launch-state { flex-shrink: 0; color: var(--accent); font: 11px/1.6 var(--mono); }
.launch-controls { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, .95fr) minmax(0, 1.15fr); gap: 28px; align-items: end; }
.launch-controls > label { display: block; min-width: 0; }
.control-label, .result-caption { display: block; margin-bottom: 8px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.launch-controls select { display: block; width: 100%; min-height: 49px; padding: 10px 32px 10px 13px; border: 1px solid var(--line); border-radius: 0; color: var(--ink); background-color: var(--bg); font-size: 12px; line-height: 1.6; text-overflow: ellipsis; }
.launch-controls select:hover { border-color: var(--muted); }
.local-result { min-width: 0; align-self: center; padding-left: 28px; border-left: 1px solid var(--line); }
.local-result > time { display: block; color: var(--ink); font: 600 clamp(18px, 1.9vw, 25px)/1.4 var(--mono); letter-spacing: -.8px; }
#unlock-zone { margin-top: 5px; font: 10px/1.7 var(--mono); overflow-wrap: anywhere; }
.platform-note { margin-top: 12px; font-size: 11px; }
.platform-note a { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.countdown { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 22px; padding-block: 18px 15px; border-block: 1px solid var(--line); }
.count-unit { min-width: 0; padding-inline: 24px; text-align: center; border-left: 1px solid var(--line); }
.count-unit:first-child { border-left: 0; }
.count-unit strong { display: block; color: var(--ink); font: 500 clamp(52px, 6vw, 80px)/1.1 var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -6px; }
.count-unit:last-child strong { color: var(--accent); }
.count-unit > span { display: block; margin-top: 9px; color: var(--muted); font-size: 11px; }
.countdown-caption { margin-top: 12px; font-size: 11px; }
.tool-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; margin-top: 19px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 22px; min-height: 46px; padding: 11px 20px; border: 1px solid var(--button-bg); border-radius: 0; color: var(--button-ink); background: var(--button-bg); font-size: 12px; font-weight: 700; line-height: 1.8; white-space: nowrap; }
.button:hover { color: var(--button-ink); filter: brightness(1.06); }
#copy-status { color: var(--muted); font-size: 11px; }
.section-nav { position: sticky; z-index: 20; top: 0; display: flex; align-items: stretch; gap: 34px; margin-top: 34px; overflow-x: auto; border-block: 1px solid var(--line); background: var(--bg); scrollbar-width: thin; scrollbar-color: var(--line) transparent; overscroll-behavior-inline: contain; }
.section-nav a { position: relative; display: flex; flex: 0 0 auto; align-items: center; min-height: 59px; color: var(--muted); font-size: 12px; white-space: nowrap; }
.section-nav a:hover, .section-nav a[aria-current] { color: var(--accent); }
.section-nav a[aria-current]::after { position: absolute; content: ""; inset: auto 0 0; height: 2px; background: var(--accent); }
.guide-section { padding-block: 61px; border-bottom: 1px solid var(--line); scroll-margin-top: 82px; }
.section-title { margin-bottom: 26px; }
.table-top { margin-bottom: 26px; }
.table-top h2 { margin-bottom: 15px; }
.table-note { max-width: 82ch; font-size: 13px; }
.time-table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; }
th, td { padding: 18px 20px 18px 0; border-bottom: 1px solid var(--line); vertical-align: middle; }
thead th { padding-top: 12px; padding-bottom: 13px; color: var(--muted); border-top: 1px solid var(--line); font-size: 11px; font-weight: 400; }
tbody th { font-size: 14px; font-weight: 600; }
td { color: var(--muted); font-size: 12px; }
th:first-child { width: 28%; padding-left: 16px; }
th:nth-child(2) { width: 22%; }
th:nth-child(3) { width: 32%; }
th:last-child, td:last-child { padding-right: 16px; text-align: right; }
tr[aria-current="true"] { background: var(--selected); }
tr[aria-current="true"] th { color: var(--accent); }
.date-cell time { color: var(--ink); font: 12px/1.8 var(--mono); font-variant-numeric: tabular-nums; }
.date-cell span { margin-left: 9px; color: var(--muted); font-size: 11px; }
.device-time { display: block; margin-top: 4px; color: var(--muted); font-size: 10px; }
.row-status { color: var(--accent); font-size: 11px; white-space: nowrap; }
.preload-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .65fr); gap: 100px; align-items: start; }
.preload-main > p { max-width: 70ch; margin-top: 19px; }
.install-steps { margin-top: 28px; padding-left: 21px; }
.install-steps li { padding-left: 8px; margin-top: 24px; }
.install-steps li::marker { color: var(--accent); font: 13px/1.8 var(--mono); }
.install-steps h3 { margin-bottom: 8px; }
.install-steps p { max-width: 65ch; }
.install-steps a { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.preload-aside { border-top: 1px solid var(--line); }
.milestone { padding-block: 21px; border-bottom: 1px solid var(--line); }
.milestone > p { margin-bottom: 7px; font-size: 12px; }
.milestone strong { display: block; color: var(--ink); font: 500 18px/1.5 var(--mono); letter-spacing: -.4px; }
.milestone small { display: block; margin-top: 6px; color: var(--muted); font-size: 11px; line-height: 1.8; }
.faq-layout, .source-layout { display: grid; grid-template-columns: minmax(0, .65fr) minmax(0, 1.35fr); gap: 80px; align-items: start; }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; align-items: baseline; gap: 24px; min-height: 70px; padding-block: 21px; color: var(--ink); font-size: 15px; font-weight: 600; list-style: none; line-height: 1.65; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: 0 0 auto; color: var(--accent); font: 23px/1 var(--mono); }
.faq summary > span { color: var(--accent); font: 23px/1 var(--mono); }
.faq summary:has(> span)::after { display: none; }
.faq details[open] > summary { color: var(--accent); }
.faq details[open] > summary::after { content: "−"; }
.faq details[open] > summary > span { transform: rotate(45deg); }
.faq details > p { max-width: 71ch; margin-bottom: 24px; padding-right: 25px; }
.faq p a { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.source-list > a { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; min-height: 64px; padding-block: 19px; border-top: 1px solid var(--line); }
.source-list strong { font-size: 13px; font-weight: 400; line-height: 1.7; }
.source-list a > span { flex: 0 0 auto; color: var(--muted); font: 10px/1.8 var(--mono); }
.source-list > p { margin-top: 18px; font-size: 11px; }
.related-guide { padding-block: 26px; border-bottom: 1px solid var(--line); }
.related-guide > a { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 60px; }
.related-guide strong { display: block; font-size: 21px; font-weight: 600; letter-spacing: -.5px; line-height: 1.5; }
.related-guide small { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; font-weight: 400; }
.related-guide > a > span:last-child { color: var(--accent); font-size: 25px; }
.end-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 96px; font-size: 12px; }
.end-nav a { padding-block: 12px; }
body > footer { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; min-height: 118px; border-top: 1px solid var(--line); }
footer > .brand { font-size: 25px; }
footer > p { font-size: 11px; }
.language-links { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; margin-left: auto; font-size: 11px; }
.language-links a { display: inline-flex; align-items: center; min-height: 44px; }
.language-links a[aria-current] { color: var(--accent); }
footer small { color: var(--muted); font-size: 10px; }
@media (prefers-color-scheme: light) {
  :root { color-scheme: light; --bg: #f2f3ed; --surface: #e8ece1; --ink: #252d23; --muted: #5e6859; --line: #c7cebf; --accent: #496019; --selected: #e5ecd8; }
}
@media (max-width: 1100px) {
  .site-header, body > main, body > footer { width: calc(100% - 72px); }
  .hero { gap: 36px; }
  .hero h1 { font-size: 53px; letter-spacing: -2.6px; }
  .hero h1 > span { letter-spacing: -1.6px; }
  .release-tool { padding-inline: 25px; }
  .launch-controls { gap: 19px; }
  .local-result { padding-left: 20px; }
  .local-result > time { font-size: 21px; }
  .count-unit { padding-inline: 15px; }
  .preload-layout { gap: 54px; }
  .faq-layout, .source-layout { gap: 48px; }
  .date-cell span { display: block; margin-left: 0; }
}
@media (max-width: 767px) {
  html { scroll-padding-top: 75px; }
  .site-header, body > main, body > footer { width: calc(100% - 44px); }
  .site-header { min-height: 70px; gap: 15px; }
  .brand { font-size: 25px; }
  .header-nav { gap: 21px; font-size: 11px; }
  .breadcrumb { min-height: 61px; gap: 9px; font-size: 10px; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding-block: 8px 29px; }
  .eyebrow { margin-bottom: 15px; font-size: 9px; letter-spacing: 1.2px; }
  .hero h1 { font-size: clamp(43px, 12vw, 65px); letter-spacing: -2.5px; }
  .hero h1 > span { margin-top: 6px; font-size: .72em; letter-spacing: -1.4px; line-height: 1.2; }
  .intro { max-width: 48ch; margin-top: 17px; font-size: 14px; }
  .hero-links { margin-top: 9px; gap: 21px; }
  .hero-image img { aspect-ratio: 2.05; }
  .hero-image { display: none; }
  .hero-image figcaption { font-size: 9px; }
  .release-tool { padding: 24px 19px 21px; scroll-margin-top: 75px; }
  .tool-heading { align-items: baseline; gap: 12px; margin-bottom: 23px; }
  .tool-heading h2 { font-size: 22px; letter-spacing: -.6px; }
  .launch-state { font-size: 10px; }
  .launch-controls { grid-template-columns: 1fr; gap: 17px; }
  .control-label { margin-bottom: 7px; }
  .launch-controls select { min-height: 47px; padding-left: 12px; font-size: 12px; }
  .local-result { margin-top: 5px; padding: 18px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .result-caption { margin-bottom: 7px; }
  .local-result > time { font-size: 25px; }
  #unlock-zone { font-size: 10px; }
  .platform-note { margin-top: 13px; font-size: 10px; }
  .countdown { margin-top: 21px; padding-block: 20px 16px; }
  .count-unit { padding-inline: 6px; }
  .count-unit strong { font-size: clamp(31px, 10vw, 54px); letter-spacing: -2px; }
  .count-unit > span { margin-top: 8px; font-size: 9px; }
  .countdown-caption { margin-top: 11px; font-size: 10px; }
  .tool-actions { gap: 9px 21px; margin-top: 16px; }
  .button { min-height: 44px; padding: 10px 16px; gap: 14px; font-size: 11px; }
  .text-link { font-size: 11px; }
  #copy-status { flex-basis: 100%; font-size: 10px; }
  .section-nav { margin: 28px -22px 0; padding-inline: 22px; gap: 26px; }
  .section-nav a { min-height: 56px; font-size: 11px; }
  .guide-section { padding-block: 42px; scroll-margin-top: 76px; }
  h2 { font-size: 30px; letter-spacing: -.9px; }
  .section-title { margin-bottom: 23px; }
  .table-top { margin-bottom: 23px; }
  .table-top h2 { margin-bottom: 14px; }
  .table-note { font-size: 12px; }
  .time-table-wrapper { overflow: visible; }
  table { display: block; }
  thead { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  tbody { display: block; border-top: 1px solid var(--line); }
  tbody tr { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); align-items: center; gap: 6px 12px; padding: 17px 12px; border-bottom: 1px solid var(--line); }
  tbody th, tbody td { display: block; width: auto; padding: 0; border: 0; }
  tbody th:first-child { width: auto; padding: 0; font-size: 14px; }
  tbody td:nth-child(2) { text-align: right; font-size: 10px; overflow-wrap: anywhere; }
  tbody td:nth-child(3) { padding-top: 3px; }
  tbody td:last-child { padding-right: 0; text-align: right; }
  .date-cell time { font-size: 11px; }
  .date-cell span { display: inline; margin-left: 6px; font-size: 10px; }
  .row-status { font-size: 10px; }
  .preload-layout, .faq-layout, .source-layout { grid-template-columns: 1fr; gap: 27px; }
  .preload-main > p { margin-top: 17px; }
  .install-steps { margin-top: 24px; padding-left: 19px; }
  .install-steps li { margin-top: 21px; padding-left: 6px; }
  .install-steps h3 { font-size: 18px; }
  .install-steps p { font-size: 13px; }
  .preload-aside { margin-top: 3px; }
  .milestone { padding-block: 18px; }
  .milestone strong { font-size: 18px; }
  .faq summary { min-height: 66px; padding-block: 19px; gap: 20px; font-size: 14px; }
  .faq details > p { margin-bottom: 22px; padding-right: 9px; font-size: 13px; }
  .source-list > a { min-height: 62px; gap: 15px; padding-block: 18px; }
  .source-list strong { font-size: 12px; }
  .source-list a > span { font-size: 9px; }
  .source-list > p { margin-top: 16px; font-size: 10px; }
  .related-guide { padding-block: 22px; }
  .related-guide strong { font-size: 19px; }
  .related-guide small { max-width: 36ch; font-size: 11px; line-height: 1.7; }
  .end-nav { min-height: 83px; gap: 15px; font-size: 11px; }
  body > footer { min-height: 0; gap: 12px 23px; padding-block: 24px; }
  footer > p { font-size: 10px; }
  .language-links { order: 1; width: 100%; margin-left: 0; }
  footer small { margin-left: auto; font-size: 9px; }
}
@media (max-width: 374px) {
  .header-nav { gap: 14px; }
  .hero h1 { font-size: 41px; }
  .hero h1 > span { font-size: .69em; letter-spacing: -1.25px; }
  .release-tool { padding-inline: 14px; }
  .tool-heading { flex-wrap: wrap; gap: 7px; }
  .local-result > time { font-size: 22px; }
  .count-unit { padding-inline: 4px; }
  .count-unit strong { font-size: 30px; letter-spacing: -1.5px; }
  .tool-actions { gap: 10px 15px; }
  .source-list > a { align-items: flex-start; flex-direction: column; gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; border:0; }
.source-note { margin-top:17px; font-size:11px; }
.source-note a { color:var(--accent); text-decoration:underline; text-underline-offset:4px; }
#copy-status { overflow-wrap:anywhere; }