:root{
  --md-primary-fg-color:#E8590C; --md-primary-fg-color--light:#FF8A4C; --md-primary-fg-color--dark:#B8440A;
  --md-accent-fg-color:#D9480F; --kb-soft:#FFF4E6; --kb-line:#FFD8A8; --kb-ink:#3B2416;
}
[data-md-color-scheme="slate"]{
  --md-primary-fg-color:#C2410C; --md-accent-fg-color:#FF922B; --kb-soft:#2A1E17; --kb-line:#5C3A22; --kb-ink:#F5E6DA;
}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;}
.md-typeset{font-size:.82rem;line-height:1.8}
.md-typeset h1{font-weight:800;color:var(--md-default-fg-color)}
.md-typeset h2{border-left:4px solid var(--md-primary-fg-color);padding-left:.6rem}
/* 首页 */
.kb-hero{padding:.4rem 0 1rem}
.kb-hero h1{font-size:2.3rem;margin:0 0 .6rem;line-height:1.25}
.kb-hero h1 em{font-style:normal;color:var(--md-primary-fg-color)}
.kb-hero p{font-size:1rem;max-width:36em;color:var(--md-default-fg-color--light)}
.kb-cta{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1rem}
.kb-cta a{padding:.55rem 1.1rem;border-radius:999px;font-weight:700;text-decoration:none}
.kb-cta .pri{background:var(--md-primary-fg-color);color:#fff!important}
.kb-cta .sec{border:1.5px solid var(--md-primary-fg-color);color:var(--md-primary-fg-color)!important}
.kb-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.9rem;margin:1.2rem 0}
.kb-card{display:block;border:1px solid var(--kb-line);background:var(--kb-soft);border-radius:12px;padding:1rem 1.1rem;color:inherit!important;text-decoration:none!important;transition:transform .15s}
.kb-card:hover{transform:translateY(-2px);border-color:var(--md-primary-fg-color)}
.kb-card b{display:block;font-size:1rem;margin-bottom:.3rem;color:var(--md-primary-fg-color)}
.kb-card span{font-size:.75rem;color:var(--md-default-fg-color--light)}
.kb-path{display:flex;flex-wrap:wrap;gap:.4rem;margin:.6rem 0 1.4rem}
.kb-path span{background:var(--kb-soft);border:1px dashed var(--kb-line);border-radius:6px;padding:.25rem .6rem;font-size:.72rem}
.kb-soon{display:inline-block;font-size:.65rem;background:var(--md-primary-fg-color);color:#fff;border-radius:4px;padding:0 .35rem;margin-left:.3rem;vertical-align:middle}
@media (prefers-reduced-motion:reduce){.kb-card{transition:none}}
@media (max-width:960px){.kb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:480px){.kb-grid{grid-template-columns:1fr}.kb-hero h1{font-size:1.7rem}}