/* Lumen theme. Edit this file to restyle every page. */
:root {
  --void: #09021d;
  --ink: #13062c;
  --panel: #1d0a3d;
  --blue: #4265ff;
  --cyan: #19d5ff;
  --violet: #8c36ff;
  --magenta: #e129ff;
  --paper: #f7f4ff;
  --mist: #afa4ce;
  --line: rgba(175, 164, 206, 0.28);
  --display: "Sora", sans-serif;
  --body: "Manrope", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(ellipse 80% 40% at 50% -10%, rgba(140, 54, 255, 0.28), transparent 55%),
    radial-gradient(ellipse 40% 30% at 100% 20%, rgba(66, 101, 255, 0.16), transparent 50%),
    var(--void);
  color: var(--paper);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.65;
  overflow-x: clip;
}
img { max-width: 100%; height: auto; }
h1, h2, h3 { font-family: var(--display); font-weight: 600; letter-spacing: -0.03em; line-height: 1.12; margin: 0 0 0.7rem; }
h1 { font-size: clamp(2.3rem, 5vw, 4.1rem); }
h2 { font-size: clamp(1.55rem, 2.6vw, 2.2rem); }
h3 { font-size: 1.12rem; margin-bottom: 0.35rem; }
p { margin: 0 0 0.85rem; }
a { color: var(--cyan); }
code { font-family: var(--mono); font-size: 0.9em; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }
.lx-skip { position: absolute; inset-inline-start: 0.6rem; top: -3rem; background: var(--paper); color: #12061f; padding: 0.4rem 0.7rem; z-index: 80; }
.lx-skip:focus { top: 0.6rem; }
.lx-app { min-height: 100vh; }

.lx-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(9, 2, 29, 0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  box-shadow: inset 0 -1px 0 rgba(25, 213, 255, 0.55), 0 10px 30px rgba(66, 101, 255, 0.08);
}
.lx-bar.is-scrolled { background: rgba(9, 2, 29, 0.94); box-shadow: inset 0 -1px 0 var(--cyan), 0 14px 36px rgba(140, 54, 255, 0.18); }
.lx-bar-row {
  width: min(1120px, calc(100% - 1.5rem));
  margin-inline: auto;
  min-height: 4rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}
.lx-mark { display: flex; align-items: center; gap: 0.55rem; flex: 1 1 0; min-width: 0; text-decoration: none; color: var(--paper); }
.lx-mark img { width: 3.6rem; height: 1.35rem; object-fit: cover; object-position: center 34%; display: block; background: transparent; flex: none; }
.lx-mark span { font-family: var(--display); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.04em; }
.lx-links { display: none; align-items: center; justify-content: center; gap: 0.1rem; }
.lx-links a {
  position: relative;
  color: var(--mist);
  text-decoration: none;
  font-family: var(--display);
  font-weight: 500;
  padding: 0.5rem 0.65rem;
  transition: color 0.18s ease;
}
.lx-links a::after {
  content: "";
  position: absolute;
  inset-inline: 0.65rem;
  bottom: 0.15rem;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  transform: scaleX(0);
  transition: transform 0.18s ease;
}
.lx-links a:hover { color: var(--paper); }
.lx-links a:hover::after, .lx-links a[aria-current="page"]::after { transform: scaleX(1); }
.lx-links a[aria-current="page"] { color: var(--cyan); }
.lx-end { display: flex; align-items: center; justify-content: flex-end; gap: 0.5rem; margin-inline-start: auto; }
.lx-burger, .lx-lang-btn {
  background: transparent;
  color: var(--paper);
  border: 1px solid rgba(175, 164, 206, 0.55);
  min-height: 2.4rem;
  padding: 0 0.7rem;
  font-family: var(--display);
  font-weight: 600;
  cursor: pointer;
  border-radius: 999px;
  transition: border-color 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}
.lx-burger:hover, .lx-lang-btn:hover { border-color: var(--cyan); color: var(--cyan); }
.lx-lang { position: relative; }
.lx-lang-list {
  position: absolute;
  top: calc(100% + 0.4rem);
  inset-inline-end: 0;
  z-index: 50;
  min-width: 11rem;
  margin: 0;
  padding: 0.35rem 0;
  list-style: none;
  background: #16082e;
  border: 1px solid rgba(25, 213, 255, 0.35);
  border-radius: 0.7rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}
.lx-lang-list[hidden] { display: none; }
.lx-lang-list a { display: block; padding: 0.45rem 0.85rem; color: var(--paper); text-decoration: none; font-family: var(--display); font-weight: 500; }
.lx-lang-list a:hover, .lx-lang-list a[aria-current="true"] { color: var(--cyan); }
.lx-btn, .lx-quiet {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.7rem;
  padding: 0.5rem 1.05rem;
  text-decoration: none;
  font-family: var(--display);
  font-weight: 600;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
}
.lx-btn {
  background: linear-gradient(100deg, var(--blue), var(--violet) 55%, var(--magenta));
  color: #fff;
  box-shadow: 0 0 18px rgba(66, 101, 255, 0.45);
}
.lx-btn:hover { transform: translateY(-1px); box-shadow: 0 0 26px rgba(225, 41, 255, 0.45); color: #fff; }
.lx-quiet { background: transparent; color: var(--paper); border-color: rgba(25, 213, 255, 0.55); }
.lx-quiet:hover { border-color: var(--magenta); color: var(--paper); }
.lx-pin {
  position: fixed;
  z-index: 45;
  inset-inline-end: 1.1rem;
  bottom: 1.1rem;
  box-shadow: 0 0 22px rgba(140, 54, 255, 0.45);
}
.lx-bar.is-open ~ .lx-pin { display: none; }

.lx-stage { min-width: 0; }
.lx-wrap { width: min(1080px, calc(100% - 2rem)); margin-inline: auto; }
.lx-kicker { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--cyan); margin: 0 0 0.55rem; }
.lx-lead { font-size: 1.12rem; max-width: 42rem; color: var(--paper); }
.lx-crumb { font-size: 0.92rem; margin: 0 0 1rem; }
.lx-crumb ol { display: flex; flex-wrap: wrap; gap: 0.35rem 0.5rem; list-style: none; padding: 0; margin: 0; }
.lx-crumb a { color: var(--mist); text-decoration: none; }
.lx-crumb li:not(:last-child)::after { content: "/"; margin-inline-start: 0.5rem; color: var(--violet); }

.lx-hero {
  position: relative;
  padding: 4.2rem 0 2.6rem;
  overflow: hidden;
  text-align: center;
}
.lx-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(140, 54, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(66, 101, 255, 0.1) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 15%, transparent 70%);
  pointer-events: none;
}
.lx-hero .lx-wrap { position: relative; z-index: 1; }
.lx-hero h1 { max-width: 16ch; margin-inline: auto; }
.lx-hero .lx-lead, .lx-actions { margin-inline: auto; }
.lx-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; justify-content: center; margin-top: 1.4rem; }
.lx-duo { display: grid; gap: 1.3rem; margin-top: 2.2rem; text-align: start; }

.lx-sheet {
  background: linear-gradient(180deg, rgba(29, 10, 61, 0.95), rgba(19, 6, 44, 0.95));
  border: 1px solid rgba(25, 213, 255, 0.35);
  border-radius: 1rem;
  box-shadow: 0 0 0 1px rgba(140, 54, 255, 0.25), 0 18px 40px rgba(0, 0, 0, 0.35);
}
.lx-sheet header, .lx-cmd { display: flex; justify-content: space-between; gap: 0.75rem; padding: 0.7rem 0.9rem; font-family: var(--mono); font-size: 0.75rem; color: var(--mist); }
.lx-sheet header { border-bottom: 1px solid var(--line); color: var(--paper); }
.lx-sheet table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 0.86rem; }
.lx-sheet th, .lx-sheet td { text-align: start; padding: 0.45rem 0.7rem; border-bottom: 1px solid var(--line); }
.lx-dot { width: 0.55rem; height: 0.55rem; border-radius: 50%; display: inline-block; border: 2px solid var(--mist); margin-inline-end: 0.35rem; vertical-align: middle; }
.lx-dot.is-live { background: var(--cyan); border-color: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

.lx-band { padding: 3.2rem 0; }
.lx-band-deep {
  padding: 3.2rem 0;
  background:
    radial-gradient(ellipse at 0% 0%, rgba(66, 101, 255, 0.12), transparent 45%),
    #110528;
}
.lx-close {
  padding: 2.8rem 0;
  background:
    radial-gradient(ellipse at 80% 0%, rgba(225, 41, 255, 0.22), transparent 50%),
    #070116;
}
.lx-split, .lx-split-fade, .lx-split-spark { border: 0; height: 1px; margin: 0; }
.lx-split { background: linear-gradient(90deg, transparent, var(--cyan), var(--magenta), transparent); box-shadow: 0 0 12px rgba(25, 213, 255, 0.45); }
.lx-split-fade { background: linear-gradient(90deg, transparent, rgba(140, 54, 255, 0.7), transparent); }
.lx-split-spark {
  height: 18px;
  background:
    radial-gradient(circle at 20% 50%, var(--cyan) 0 3px, transparent 3.5px),
    radial-gradient(circle at 50% 50%, var(--magenta) 0 3px, transparent 3.5px),
    radial-gradient(circle at 80% 50%, var(--cyan) 0 3px, transparent 3.5px),
    linear-gradient(var(--violet), var(--violet)) center / 100% 1px no-repeat;
}

.lx-tiles { display: grid; gap: 0.9rem; }
.lx-tile {
  background: linear-gradient(180deg, rgba(29, 10, 61, 0.9), rgba(13, 4, 32, 0.92));
  border: 1px solid rgba(66, 101, 255, 0.35);
  border-radius: 1rem;
  padding: 1.1rem 1.15rem 0.4rem;
  box-shadow: 0 0 24px rgba(66, 101, 255, 0.08);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.lx-tile:hover { transform: translateY(-2px); border-color: rgba(225, 41, 255, 0.55); box-shadow: 0 0 28px rgba(140, 54, 255, 0.22); }
.lx-facts { display: grid; gap: 0; list-style: none; padding: 0; margin: 1rem 0; border: 1px solid var(--line); border-radius: 0.8rem; overflow: hidden; }
.lx-facts li { padding: 0.7rem 0.85rem; border-bottom: 1px solid var(--line); background: rgba(9, 2, 29, 0.35); }
.lx-facts strong { display: block; font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mist); }
.lx-hash {
  font-family: var(--mono);
  font-size: 0.92rem;
  line-height: 1.7;
  padding: 0.9rem 1rem;
  border-radius: 0.8rem;
  background: #070116;
  border: 1px solid rgba(25, 213, 255, 0.35);
  box-shadow: inset 0 0 24px rgba(66, 101, 255, 0.12);
  word-break: break-word;
}
.lx-table-wrap { overflow-x: auto; }
table.lx-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.lx-table th, .lx-table td { text-align: start; padding: 0.65rem 0.7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.lx-table th { color: var(--cyan); font-family: var(--display); font-weight: 600; }
.lx-marquee { overflow: hidden; }
.lx-track { display: flex; gap: 0.8rem; width: max-content; animation: lx-drift 42s linear infinite; }
.lx-marquee:hover .lx-track, .lx-marquee:focus-within .lx-track { animation-play-state: paused; }
.lx-quote {
  width: min(22rem, 78vw);
  margin: 0;
  padding: 0.9rem 1rem;
  border-radius: 1rem;
  background: rgba(29, 10, 61, 0.8);
  border: 1px solid rgba(140, 54, 255, 0.4);
}
.lx-quote footer { color: var(--mist); font-size: 0.85rem; }
@keyframes lx-drift { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.lx-ask details {
  border: 1px solid rgba(66, 101, 255, 0.32);
  border-radius: 1rem;
  margin: 0 0 0.7rem;
  background: linear-gradient(180deg, rgba(29, 10, 61, 0.92), rgba(9, 2, 29, 0.88));
  overflow: hidden;
  scroll-margin-top: 5.5rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.lx-ask details:hover { border-color: rgba(25, 213, 255, 0.55); }
.lx-ask summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.35;
}
.lx-ask summary::-webkit-details-marker { display: none; }
.lx-ask summary::after {
  content: "+";
  flex: none;
  width: 1.75rem;
  height: 1.75rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid rgba(25, 213, 255, 0.55);
  color: var(--cyan);
  font-family: var(--mono);
  line-height: 1;
  box-shadow: 0 0 12px rgba(25, 213, 255, 0.18);
}
.lx-ask details[open] summary::after { content: "−"; color: var(--paper); border-color: var(--magenta); box-shadow: 0 0 14px rgba(225, 41, 255, 0.35); }
.lx-ask details[open] { border-color: rgba(225, 41, 255, 0.55); box-shadow: 0 0 26px rgba(140, 54, 255, 0.2); }
.lx-ask details[open] summary { border-bottom: 1px solid rgba(140, 54, 255, 0.3); }
.lx-ask .lx-answer { padding: 0.9rem 1.15rem 1.15rem; color: var(--mist); line-height: 1.7; }
.lx-ask .lx-answer p { margin: 0; }
.lx-ask .lx-answer code { overflow-wrap: anywhere; }
.lx-tile:has(.lx-toc):hover { transform: none; }
.lx-toc { display: grid; gap: 0.15rem; margin: 0.2rem 0 0.6rem; padding: 0; list-style: none; counter-reset: faq; }
.lx-toc li { counter-increment: faq; }
.lx-toc a { display: flex; gap: 0.7rem; align-items: baseline; padding: 0.32rem 0; text-decoration: none; }
.lx-toc a::before { content: counter(faq, decimal-leading-zero); flex: none; font-family: var(--mono); font-size: 0.72rem; color: var(--cyan); }
main section[id] { scroll-margin-top: 5.5rem; }
.lx-doc > section > .lx-wrap:not(.lx-duo) { width: min(46rem, calc(100% - 2rem)); }
.lx-doc .lx-steps { list-style: none; padding: 0; margin: 1rem 0 0; counter-reset: step; }
.lx-doc .lx-steps li {
  counter-increment: step;
  position: relative;
  margin: 0 0 0.7rem;
  padding-block: 0.85rem;
  padding-inline: 3.1rem 1rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(66, 101, 255, 0.3);
  background: linear-gradient(180deg, rgba(29, 10, 61, 0.72), rgba(9, 2, 29, 0.55));
}
.lx-doc .lx-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 1rem;
  top: 0.95rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--cyan);
}
.lx-doc .lx-steps code { overflow-wrap: anywhere; }
.lx-doc .lx-steps li::marker { content: none; }
.lx-faq-list { width: min(46rem, calc(100% - 2rem)); }
.lx-faq-list > p {
  margin-top: 1.4rem;
  padding: 0.95rem 1.1rem;
  border-radius: 0.9rem;
  border: 1px solid rgba(25, 213, 255, 0.28);
  background: rgba(9, 2, 29, 0.55);
}
.lx-steps { padding-inline-start: 1.2rem; }
.lx-steps li { margin: 0 0 0.55rem; }
.lx-steps li::marker { color: var(--cyan); font-family: var(--mono); }
.lx-pkg {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: center;
  padding: 1rem 1.1rem;
  margin: 0 0 0.75rem;
  border-radius: 1rem;
  background: rgba(29, 10, 61, 0.75);
  border: 1px solid rgba(25, 213, 255, 0.28);
}
.lx-pkg.is-lead { border-color: rgba(225, 41, 255, 0.55); box-shadow: 0 0 24px rgba(66, 101, 255, 0.18); }
.lx-time { border-inline-start: 2px solid var(--violet); padding-inline-start: 1rem; }
.lx-time article { margin: 0 0 1.2rem; }
.lx-shot { margin: 0; max-width: 26rem; }
.lx-shot button { display: block; width: 100%; padding: 0; border: 0; background: transparent; cursor: zoom-in; }
.lx-shot img {
  display: block;
  width: 100%;
  height: auto;
  background: #070116;
  border-radius: 0.9rem;
  border: 1px solid rgba(25, 213, 255, 0.4);
  box-shadow: 0 0 0 1px rgba(140, 54, 255, 0.3), 0 16px 40px rgba(0, 0, 0, 0.4);
  transition: box-shadow 0.2s ease;
}
.lx-shot button:hover img { box-shadow: 0 0 0 1px var(--cyan), 0 0 28px rgba(66, 101, 255, 0.35); }
.lx-shot figcaption { color: var(--mist); font-size: 0.85rem; margin-top: 0.45rem; }
.lx-pair { display: grid; gap: 1rem; }
.lx-foot { background: #070116; color: var(--mist); padding: 2.2rem 0 1.8rem; border-top: 1px solid rgba(140, 54, 255, 0.35); }
.lx-foot a { color: var(--paper); }
.lx-fine { font-size: 0.95rem; }
.lx-foot-links, .lx-locales { display: flex; flex-wrap: wrap; gap: 0.45rem 1rem; list-style: none; padding: 0; margin: 0 0 0.9rem; }
.lx-locales a[aria-current="true"] { color: var(--cyan); }
#lx-light[hidden] { display: none !important; }
#lx-light { position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center; padding: 1rem; background: rgba(7, 1, 22, 0.9); }
#lx-light img { max-width: min(1100px, 100%); max-height: 78vh; background: var(--ink); border-radius: 0.6rem; }
.lx-x { position: absolute; top: 0.75rem; inset-inline-end: 0.75rem; z-index: 2; min-width: 2.75rem; min-height: 2.75rem; background: var(--paper); color: #12061f; border: 0; border-radius: 999px; font-family: var(--display); font-weight: 700; font-size: 1.1rem; cursor: pointer; }
.lx-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

html[lang="zh-CN"] body, html[lang="zh-CN"] h1, html[lang="zh-CN"] h2, html[lang="zh-CN"] h3, html[lang="zh-CN"] .lx-btn, html[lang="zh-CN"] .lx-quiet, html[lang="zh-CN"] .lx-links a, html[lang="zh-CN"] .lx-burger, html[lang="zh-CN"] .lx-lang-btn { font-family: "Noto Sans SC", var(--body); }
html[lang="zh-CN"] .lx-links a { letter-spacing: 0.12em; }
html[lang="zh-CN"] h1, html[lang="zh-CN"] h2 { letter-spacing: 0.02em; }
html[lang="ru"] .lx-btn, html[lang="ru"] .lx-quiet { padding: 0.65rem 1.2rem; }
html[lang="ar"] { direction: rtl; }
html[lang="ar"] body, html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3, html[lang="ar"] .lx-btn, html[lang="ar"] .lx-quiet, html[lang="ar"] .lx-links a, html[lang="ar"] .lx-lang-btn, html[lang="ar"] .lx-burger { font-family: "Noto Sans Arabic", var(--body); }
html[lang="ar"] .lx-sheet th, html[lang="ar"] .lx-sheet td, html[lang="ar"] .lx-table th, html[lang="ar"] .lx-table td { text-align: right; }
html[lang="ar"] .lx-hero h1 { letter-spacing: 0; }
html[lang="ar"] .lx-track { animation-name: lx-drift-rtl; }
@keyframes lx-drift-rtl { from { transform: translateX(0); } to { transform: translateX(50%); } }

@media (max-width: 980px) {
  .lx-bar-row { flex-wrap: wrap; width: calc(100% - 0.8rem); }
  .lx-mark { order: 1; flex: 0 1 auto; }
  .lx-end { order: 2; }
  .lx-burger { order: 3; }
  .lx-links { order: 4; }
  .lx-mark img { width: 2.8rem; height: 1.05rem; }
  .lx-links {
    display: none;
    flex: 1 1 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 0.3rem 0 0.7rem;
    border-top: 1px solid rgba(25, 213, 255, 0.28);
  }
  .lx-bar.is-open .lx-links { display: flex; }
  .lx-links a { padding: 0.65rem 0.2rem; }
}
@media (min-width: 800px) {
  .lx-flip > :first-child { order: 2; }
  .lx-flip > :last-child { order: 1; }
  .lx-facts { grid-template-columns: repeat(4, 1fr); }
  .lx-facts li { border-bottom: 0; border-inline-end: 1px solid var(--line); }
  .lx-facts li:last-child { border-inline-end: 0; }
  .lx-duo, .lx-split-grid { grid-template-columns: 1.1fr 0.9fr; align-items: start; }
  .lx-copy { grid-template-columns: 0.8fr 1.2fr; }
  .lx-pair { grid-template-columns: 1fr 1fr; }
  .lx-tiles.cols { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 981px) {
  .lx-burger { display: none; }
  .lx-links { display: flex; }
  .lx-end { flex: 1 1 0; margin-inline-start: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .lx-track { width: auto; flex-wrap: wrap; }
  .lx-track [aria-hidden="true"] { display: none; }
  .lx-btn:hover { transform: none; }
}