@keyframes 浮入 {
  0% {
    opacity: 0;
    transform: translateY(16px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes 页面入 {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
@keyframes 载入条 {
  0% {
    width: 0;
    opacity: 1;
  }
  70% {
    width: 100%;
    opacity: 1;
  }
  100% {
    width: 100%;
    opacity: 0;
    visibility: hidden;
  }
}
:root {
  --墨: #0b1220;
  --墨2: #111b31;
  --纸: #ffffff;
  --灰: #f5f7fb;
  --线: #e3e8f0;
  --线深: #cbd5e1;
  --文: #1f2937;
  --文次: #5b6b82;
  --主: #0d9488;
  --主深: #0f766e;
  --主亮: #2dd4bf;
  --主淡: #ecfdf5;
  --金: #f59e0b;
  --宽: 1140px;
  --圆: 14px;
  --影: 0 1px 2px rgba(15, 23, 42, 0.06);
  --影抬: 0 18px 44px rgba(15, 23, 42, 0.12);
}
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}
a, button {
  touch-action: manipulation;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 86px;
  background: #0b1220;
}
body {
  margin: 0;
  background: var(--纸);
  color: var(--文);
  font-family: "LXGW WenKai", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  font-size: 16.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  animation: 页面入 0.45s ease both;
}
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 9999;
  background: linear-gradient(90deg, #2dd4bf, #79c0ff);
  animation: 载入条 0.9s ease-out both;
}
h1, h2, h3 {
  color: #0f172a;
}
a {
  color: var(--主);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible, .按钮:focus-visible {
  outline: 2px solid var(--主);
  outline-offset: 3px;
  border-radius: 6px;
}
code, pre, .等宽 {
  font-family: "JetBrains Mono", "Sarasa Mono SC", "Cascadia Mono", Menlo, Consolas, "Noto Sans Mono CJK SC", monospace;
  font-size: 0.92em;
}
code {
  background: #f1f5f9;
  border: 1px solid var(--线);
  border-radius: 5px;
  padding: 0.1em 0.4em;
  color: #0f172a;
  overflow-wrap: anywhere;
}
pre {
  background: #f7f9fc;
  border: 1px solid var(--线);
  border-radius: 12px;
  padding: 16px 20px;
  overflow-x: auto;
  line-height: 1.7;
  margin: 16px 0;
  color: #0f172a;
}
pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 1em;
  color: inherit;
  overflow-wrap: normal;
}
.壳 {
  max-width: var(--宽);
  margin: 0 auto;
  padding: 0 24px;
}
nav.站头 {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #0b1220;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: env(safe-area-inset-top);
}
nav.站头 .壳 {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 64px;
}
nav.站头 a.品牌 {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
}
nav.站头 a.品牌:hover {
  text-decoration: none;
}
nav.站头 .品牌图 {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: block;
}
nav.站头 .品牌名 {
  font-size: 1.24em;
  font-weight: 800;
  letter-spacing: 0.01em;
}
nav.站头 .品牌副 {
  font-size: 0.72em;
  font-weight: 500;
  color: #8fa2bd;
  letter-spacing: 0.04em;
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
  white-space: nowrap;
}
nav.站头 .版本徽 {
  font-size: 0.72em;
  font-weight: 600;
  color: #5eead4;
  background: rgba(45, 212, 191, 0.10);
  border: 1px solid rgba(45, 212, 191, 0.28);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
}
nav.站头 .版本徽 b {
  color: #2dd4bf;
  font-weight: 700;
}
nav.站头 .弹性空 {
  flex: 1;
}
nav.站头 .导航链 {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
nav.站头 a.导航项 {
  color: #a9b8cc;
  font-size: 0.94em;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 8px;
}
nav.站头 a.导航项:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}
nav.站头 a.导航项.当前 {
  color: #5eead4;
  background: rgba(45, 212, 191, 0.10);
}
.主屏 {
  color: #e6edf7;
  padding: 92px 0 84px;
  background: linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px), radial-gradient(900px 460px at 18% 0%, rgba(13, 148, 136, 0.26), transparent 62%), #0b1220;
  background-size: 42px 42px, 42px 42px, auto, auto;
}
.主屏.小屏 {
  padding: 66px 0 54px;
}
.主屏排 {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.主屏字 > * {
  animation: 浮入 0.7s ease both;
}
.主屏字 > *:nth-child(1) {
  animation-delay: 0.02s;
}
.主屏字 > *:nth-child(2) {
  animation-delay: 0.09s;
}
.主屏字 > *:nth-child(3) {
  animation-delay: 0.16s;
}
.主屏字 > *:nth-child(4) {
  animation-delay: 0.23s;
}
.眉标 {
  margin: 0 0 18px;
  font-size: 0.8em;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: #2dd4bf;
  text-transform: uppercase;
}
.眉标.深 {
  color: var(--主深);
}
.主屏 h1 {
  font-size: 3.35em;
  line-height: 1.12;
  margin: 0 0 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #f8fafc;
  text-wrap: balance;
}
.主屏 h1 em {
  font-style: normal;
  background: linear-gradient(100deg, #2dd4bf, #fbbf24);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.主屏 .副语 {
  font-size: 1.12em;
  color: #a9b8cc;
  margin: 0 0 28px;
  max-width: 640px;
}
.主屏 .副语 b {
  color: #e6edf7;
  font-weight: 600;
}
.动作排 {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.按钮 {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 10px;
  font-size: 1em;
  font-weight: 650;
  border: 1px solid var(--线深);
  color: var(--文);
  background: var(--纸);
  box-shadow: var(--影);
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.按钮:hover {
  text-decoration: none;
  border-color: var(--主);
  color: var(--主深);
  transform: translateY(-1px);
  box-shadow: var(--影抬);
}
.按钮.主要 {
  background: var(--主);
  border-color: transparent;
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 10px 26px rgba(13, 148, 136, 0.35);
}
.按钮.主要:hover {
  background: var(--主深);
  border-color: transparent;
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(13, 148, 136, 0.40);
}
.主屏 .按钮.次 {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.22);
  color: #e6edf7;
  box-shadow: none;
}
.主屏 .按钮.次:hover {
  border-color: #2dd4bf;
  color: #5eead4;
  background: rgba(45, 212, 191, 0.06);
}
.统计排 {
  display: flex;
  gap: 34px;
  margin-top: 38px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  flex-wrap: wrap;
}
.统计 {
  display: flex;
  flex-direction: column;
}
.统计 b {
  font-size: 1.8em;
  line-height: 1.2;
  color: #5eead4;
}
.统计 span {
  font-size: 0.82em;
  color: #8fa2bd;
}
.代码窗 {
  min-width: 0;
  background: #0d1526;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 0 20px 18px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  text-align: left;
  animation: 浮入 0.8s 0.12s ease both;
}
.代码窗.窄 {
  max-width: 640px;
  margin: 30px auto 0;
}
.窗头 {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 14px 2px 0;
}
.窗点 {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #f87171;
}
.窗点:nth-child(2) {
  background: #fbbf24;
}
.窗点:nth-child(3) {
  background: #34d399;
}
.窗题 {
  margin-left: auto;
  font-size: 0.78em;
  color: #7d8ca3;
}
.代码窗 pre {
  border: none;
  background: none;
  padding: 14px 0 0;
  margin: 0;
  color: #d6e2f0;
}
.有动画 .代码窗 .输出 {
  opacity: 0;
}
.代码窗 .输出.已显 {
  opacity: 1;
  transition: opacity 0.6s ease;
}
@keyframes 光标闪 {
  0% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
.代码窗 pre code[data-typing]::after {
  content: "▍";
  color: #2dd4bf;
  margin-left: 1px;
  animation: 光标闪 1s steps(1) infinite;
}
.代码窗 .输出 {
  color: #5eead4;
  margin: 12px 0 0;
  font-size: 0.92em;
}
.语法注 {
  color: #8b949e;
}
.语法串 {
  color: #116329;
}
.语法键 {
  color: #8250df;
}
.语法数 {
  color: #0550ae;
}
.语法函 {
  color: #0550ae;
}
.语法型 {
  color: #9a3412;
}
span.语法键 {
  font-weight: 600;
}
.主屏 .语法注, .下载带 .语法注 {
  color: #7d8ca3;
}
.主屏 .语法串, .下载带 .语法串 {
  color: #7ee787;
}
.主屏 .语法键, .下载带 .语法键 {
  color: #ffa657;
}
.主屏 .语法数, .下载带 .语法数 {
  color: #79c0ff;
}
.主屏 .语法函, .下载带 .语法函 {
  color: #79c0ff;
}
.主屏 .语法型, .下载带 .语法型 {
  color: #d2a8ff;
}
.自举条 {
  background: #0f1a2e;
  color: #c7d2e3;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.自举排 {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 24px;
  flex-wrap: wrap;
}
.自举标 {
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.10em;
  color: #2dd4bf;
  margin-right: 8px;
  white-space: nowrap;
}
.自举步 {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 10px;
  padding: 9px 16px;
}
.自举步 b {
  color: #f8fafc;
  font-size: 0.95em;
}
.自举步 small {
  color: #8fa2bd;
  font-size: 0.75em;
}
.自举箭 {
  color: #4b5b73;
}
.自举等 {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  text-align: right;
  color: #5eead4;
}
.自举等 b {
  font-size: 0.92em;
}
.自举等 small {
  color: #8fa2bd;
  font-size: 0.75em;
}
.区块 {
  padding: 76px 0;
}
.区块.底纹 {
  background: var(--灰);
  border-top: 1px solid var(--线);
  border-bottom: 1px solid var(--线);
}
.区块.无上 {
  padding-top: 0;
}
.区块头 {
  margin-bottom: 34px;
}
.区块题 {
  font-size: 2em;
  font-weight: 800;
  margin: 0 0 10px;
  text-wrap: balance;
}
.区块题.居中 {
  text-align: center;
}
.区块引 {
  color: var(--文次);
  margin: 0;
  max-width: 720px;
}
.居中 {
  text-align: center;
}
.区块引.居中 {
  margin: 0 auto;
}
.提示条 {
  background: var(--主淡);
  border-left: 3px solid var(--主);
  border-radius: 0 10px 10px 0;
  padding: 12px 18px;
  margin: 18px 0;
  color: var(--文);
  font-size: 0.95em;
}
.提示条 b {
  color: #0f172a;
}
.特性格 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.特性卡 {
  background: var(--纸);
  border: 1px solid var(--线);
  border-radius: var(--圆);
  padding: 26px 26px;
  box-shadow: var(--影);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  animation: 浮入 0.6s ease both;
}
.特性卡:hover {
  transform: translateY(-4px);
  border-color: #99f6e4;
  box-shadow: var(--影抬);
}
.特性号 {
  font-size: 0.8em;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--主);
}
.特性卡 h3 {
  margin: 14px 0 8px;
  font-size: 1.1em;
}
.特性卡 p {
  margin: 0;
  color: var(--文次);
  font-size: 0.95em;
  line-height: 1.65;
}
.速览格 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
  gap: 18px;
}
.样例 {
  background: var(--纸);
  border: 1px solid var(--线);
  border-radius: var(--圆);
  padding: 20px 22px;
  box-shadow: var(--影);
  min-width: 0;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  animation: 浮入 0.6s ease both;
}
.样例:hover {
  transform: translateY(-3px);
  border-color: #99f6e4;
  box-shadow: var(--影抬);
}
.样例头 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 4px;
}
.样例头 h3 {
  margin: 0;
  font-size: 1.05em;
}
.样例标 {
  font-size: 0.8em;
  color: var(--文次);
  white-space: nowrap;
}
.样例 pre {
  margin: 10px 0 0;
  background: #f7f9fc;
}
.目标格 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}
.目标卡 {
  background: var(--纸);
  border: 1px solid var(--线);
  border-radius: var(--圆);
  padding: 24px 24px;
  box-shadow: var(--影);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.目标卡:hover {
  transform: translateY(-3px);
  border-color: #99f6e4;
  box-shadow: var(--影抬);
}
.目标徽 {
  display: inline-block;
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.10em;
  color: var(--主深);
  background: var(--主淡);
  border: 1px solid #99f6e4;
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 14px;
}
.目标卡 h3 {
  margin: 0 0 8px;
  font-size: 1.15em;
}
.目标卡 p {
  margin: 0;
  color: var(--文次);
  font-size: 0.93em;
}
.步骤格 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.步骤 {
  background: var(--纸);
  border: 1px solid var(--线);
  border-radius: var(--圆);
  padding: 24px 24px;
  box-shadow: var(--影);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  animation: 浮入 0.6s ease both;
}
.步骤:hover {
  transform: translateY(-3px);
  border-color: #99f6e4;
  box-shadow: var(--影抬);
}
.步骤号 {
  display: inline-block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  border-radius: 50%;
  background: var(--主);
  color: #ffffff;
  font-size: 0.85em;
  font-weight: 700;
}
.步骤 h3 {
  margin: 12px 0 8px;
  font-size: 1.05em;
}
.步骤 p {
  margin: 0;
  color: var(--文次);
  font-size: 0.92em;
}
.步骤 pre {
  margin: 12px 0 0;
  padding: 10px 14px;
  font-size: 0.85em;
}
.下载带 {
  color: #ffffff;
  padding: 56px 0;
  background: radial-gradient(700px 300px at 12% 20%, rgba(13, 148, 136, 0.35), transparent 60%), #0b1220;
}
.下载带排 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
}
.下载带 h2 {
  color: #f8fafc;
  font-size: 1.9em;
  margin: 0 0 8px;
}
.下载带 p {
  color: #a9b8cc;
  margin: 0;
}
.下载带 .眉标 {
  color: #2dd4bf;
}
.下载带 .按钮 {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.22);
  color: #e6edf7;
  box-shadow: none;
}
.下载带 .按钮:hover {
  border-color: #2dd4bf;
  color: #5eead4;
  background: rgba(45, 212, 191, 0.08);
}
.下载带 .按钮.主要 {
  background: var(--主);
  border-color: transparent;
  color: #ffffff;
  box-shadow: 0 10px 26px rgba(13, 148, 136, 0.35);
}
.下载带 .按钮.主要:hover {
  background: var(--主深);
  color: #ffffff;
}
footer {
  background: #0b1220;
  color: #8fa2bd;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 48px 0 26px;
  font-size: 0.9em;
}
footer .页脚排 {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
}
footer .页脚列 {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
footer .页脚列 > span {
  color: #e6edf7;
  font-weight: 600;
  font-size: 0.95em;
  margin-bottom: 2px;
}
footer .页脚列 a {
  color: #a9b8cc;
}
footer .页脚列 a:hover {
  color: #5eead4;
}
footer .页脚品牌 {
  color: #ffffff;
  font-weight: 800;
  font-size: 1.15em;
}
footer .页脚列 p {
  margin: 0;
  font-size: 0.88em;
  line-height: 1.6;
}
footer .页脚底 {
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.82em;
  color: #6f819a;
  text-align: center;
}
.下载格 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.下载卡 {
  background: var(--纸);
  border: 1px solid var(--线);
  border-radius: var(--圆);
  padding: 24px;
  box-shadow: var(--影);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  animation: 浮入 0.6s ease both;
}
.下载卡:hover {
  transform: translateY(-3px);
  border-color: #99f6e4;
  box-shadow: var(--影抬);
}
.下载头 {
  display: flex;
  align-items: center;
  gap: 12px;
}
.平台徽 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 38px;
  border-radius: 10px;
  background: var(--主淡);
  border: 1px solid #99f6e4;
  color: var(--主深);
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.下载头 h3 {
  margin: 0;
  font-size: 1.1em;
}
.架构 {
  color: var(--文次);
  font-size: 0.82em;
}
.文件说明 {
  margin: 0;
  font-size: 0.85em;
  color: var(--文次);
  word-break: break-all;
}
.文件大小 {
  margin: 0;
  font-size: 0.85em;
  color: var(--文次);
}
.校验值 {
  margin: 0;
  font-size: 0.78em;
  color: #7a8ba3;
  word-break: break-all;
}
.下载卡 .按钮 {
  margin-top: auto;
  text-align: center;
}
table.表 {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92em;
}
table.表 th, table.表 td {
  overflow-wrap: anywhere;
}
.富文本 p, .富文本 li {
  overflow-wrap: anywhere;
}
table.表 th, table.表 td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--线);
}
table.表 th {
  color: var(--文次);
  font-weight: 600;
  border-bottom: 1px solid var(--线深);
}
table.接口表 {
  table-layout: fixed;
}
table.接口表 td:first-child {
  width: 30%;
  white-space: normal;
}
table.接口表 td:nth-child(2) {
  white-space: normal;
  color: var(--文次);
  overflow-wrap: anywhere;
}
table.接口表 td code {
  white-space: normal;
}
.文档头 {
  background: var(--灰);
  border-bottom: 1px solid var(--线);
  padding: 56px 0 40px;
}
.文档头 h1 {
  font-size: 2.4em;
  margin: 0 0 10px;
  font-weight: 800;
  text-wrap: balance;
}
.文档副语 {
  color: var(--文次);
  margin: 0;
  max-width: 800px;
}
.文档排 {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 48px;
  padding: 44px 0 76px;
  align-items: start;
}
.侧目 {
  position: sticky;
  top: 88px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  border-right: 1px solid var(--线);
  padding-right: 18px;
  font-size: 0.92em;
}
.侧目 b {
  display: block;
  color: #0f172a;
  margin: 16px 0 6px;
  font-size: 0.95em;
}
.侧目 b:first-child {
  margin-top: 0;
}
.侧目 a {
  display: block;
  color: var(--文次);
  padding: 4px 0;
}
.侧目 a:hover {
  color: var(--主);
  text-decoration: none;
}
.富文本 {
  min-width: 0;
}
.富文本 h2 {
  font-size: 1.55em;
  margin: 48px 0 12px;
  padding-top: 16px;
  border-top: 1px solid var(--线);
  scroll-margin-top: 88px;
}
.富文本 h2:first-child {
  border-top: none;
  margin-top: 0;
}
.富文本 h3 {
  font-size: 1.15em;
  margin: 30px 0 8px;
}
.富文本 p {
  margin: 12px 0;
}
.富文本 li {
  margin: 6px 0;
}
.富文本 table.表 {
  margin: 18px 0;
}
.富文本 code {
  overflow-wrap: anywhere;
}
.锚 {
  scroll-margin-top: 88px;
}
.版本记录 {
  background: var(--灰);
  border: 1px solid var(--线);
  border-radius: 10px;
  padding: 12px 18px;
  margin: 18px 0;
  color: var(--文次);
  font-size: 0.93em;
}
.版本记录 summary {
  cursor: pointer;
  color: #0f172a;
  font-weight: 600;
}
.入场 {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.入场.已入场 {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .入场 {
    opacity: 1;
    transform: none;
  }
  .有动画 .代码窗 .输出 {
    opacity: 1;
  }
}
@media (max-width: 980px) {
  .主屏排 {
    grid-template-columns: 1fr;
    gap: 42px;
  }
  .主屏 h1 {
    font-size: 2.7em;
  }
  .特性格 {
    grid-template-columns: repeat(2, 1fr);
  }
  .目标格 {
    grid-template-columns: repeat(2, 1fr);
  }
  .步骤格 {
    grid-template-columns: 1fr;
  }
  .文档排 {
    grid-template-columns: 1fr;
  }
  .侧目 {
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--线);
    max-height: none;
    padding: 0 0 16px;
  }
  footer .页脚排 {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  .壳 {
    padding: 0 16px;
  }
  nav.站头 .壳 {
    height: auto;
    flex-wrap: nowrap;
    gap: 6px;
    padding: 10px 12px;
  }
  nav.站头 a.品牌 {
    flex: 0 0 auto;
  }
  nav.站头 .品牌名 {
    font-size: 1.1em;
  }
  nav.站头 .品牌副 {
    display: none;
  }
  nav.站头 .版本徽 {
    display: none;
  }
  nav.站头 .弹性空 {
    display: none;
  }
  nav.站头 .导航链 {
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-end;
    gap: 2px;
    scrollbar-width: none;
  }
  nav.站头 a.导航项 {
    font-size: 0.76em;
    padding: 5px 6px;
    white-space: nowrap;
  }
  .主屏 {
    padding: 56px 0 48px;
  }
  .主屏.小屏 {
    padding: 42px 0 36px;
  }
  .主屏 h1 {
    font-size: 2.05em;
  }
  .主屏 .副语 {
    font-size: 1em;
  }
  .统计排 {
    gap: 20px;
  }
  .统计 b {
    font-size: 1.45em;
  }
  .自举排 {
    padding: 18px 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .自举标 {
    margin-right: 0;
    margin-bottom: 2px;
  }
  .自举箭 {
    display: none;
  }
  .自举等 {
    margin-left: 0;
    text-align: left;
  }
  .区块 {
    padding: 52px 0;
  }
  .区块题 {
    font-size: 1.5em;
  }
  .特性格, .目标格, .速览格, .下载格 {
    grid-template-columns: 1fr;
  }
  pre {
    font-size: 0.84em;
  }
  .代码窗 {
    padding: 0 14px 14px;
  }
  .文档头 {
    padding: 40px 0 30px;
  }
  .文档头 h1 {
    font-size: 1.9em;
  }
  .文档排 {
    padding: 32px 0 56px;
    gap: 28px;
  }
  .富文本 h2 {
    font-size: 1.35em;
  }
  table.表, table.表 tbody, table.表 tr, table.表 td {
    display: block;
  }
  table.表 thead {
    display: none;
  }
  table.表 tr {
    border-bottom: 1px solid var(--线);
    padding: 10px 0;
  }
  table.表 td {
    border: none;
    padding: 2px 0;
  }
  table.表 td:first-child {
    font-weight: 600;
  }
  footer .页脚排 {
    grid-template-columns: 1fr;
    gap: 22px;
  }
}
@font-face{font-family:'Smiley Sans';src:url('SmileySans-Oblique.woff2?v=20261031v236') format('woff2');font-display:swap}
@font-face{font-family:'LXGW WenKai';src:url('LXGWWenKai-Regular.woff2?v=20261031v236') format('woff2');font-display:swap}
h1, h2, h3, .品牌名, .统计 b, .版本徽 b, .主屏 h1, .文档头 h1 {
  font-family: 'Smiley Sans', 'PingFang SC', 'Noto Sans CJK SC', 'Microsoft YaHei', sans-serif;
  font-weight: 400;
}