/* =========================================================================
   X-DMAIC static.css — trang tĩnh Markdown (Chính sách bảo mật...) và 404. Nội dung bài dùng .xd-prose (post.css).
   ========================================================================= */
.xd-pg__h{font-size:var(--xd-t-h1-detail);font-weight:800;line-height:1.06;letter-spacing:-.04em;max-width:960px}
.xd-pg{padding-block:var(--xd-section-y)}
.xd-pg__in{display:grid;grid-template-columns:minmax(0,820px);gap:56px}
.xd-pg__in.has-toc{grid-template-columns:260px minmax(0,820px)}
.xd-pg__toc{position:sticky;top:24px;align-self:start;display:flex;flex-direction:column;gap:12px}
.xd-pg__toc ol{margin:0;padding:0;list-style:none;border-left:2px solid var(--xd-line)}
.xd-pg__toc a{display:flex;gap:8px;min-height:36px;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:14px;line-height:1.45;color:var(--xd-sub-2);text-decoration:none}
.xd-pg__toc a:hover{color:var(--xd-ink);border-left-color:var(--xd-blue)}
.xd-pg__body{max-width:820px}
.xd-pg__body h2{scroll-margin-top:24px}
.xd-pg__body table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:15px}
@media (max-width:760px){.xd-pg__body table{display:block;overflow-x:auto}}
.xd-pg__body th,.xd-pg__body td{padding:10px 12px;border:1px solid var(--xd-line);text-align:left;vertical-align:top}
.xd-pg__body th{background:#fff;font-weight:700}

/* 404 */
.xd-nf{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:center;padding-top:40px}
.xd-nf__copy{display:flex;flex-direction:column;gap:20px}
.xd-nf__code{font-size:clamp(96px,14vw,200px);font-weight:800;line-height:.85;letter-spacing:-.06em;color:var(--xd-lime)}
.xd-nf__h{font-size:var(--xd-t-h1-detail);font-weight:800;line-height:1.1;letter-spacing:-.035em}
.xd-nf .xd-lead{color:rgba(255,255,255,.92);max-width:620px}
.xd-nf__search{display:flex;gap:8px;max-width:560px;padding:6px;border-radius:999px;background:#fff}
.xd-nf__search input{flex:1;min-width:0;min-height:44px;padding:0 16px;border:0;border-radius:999px;background:none;color:var(--xd-ink);font-size:16px;outline:none}
.xd-nf__search:focus-within{outline:3px solid var(--xd-lime);outline-offset:2px}
.xd-nf>.xd-pic img,.xd-nf>img{width:320px;height:auto}
.xd-nf-main{padding-block:var(--xd-section-y)}
.xd-nf__links{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.xd-nf__links a{height:100%;display:flex;flex-direction:column;gap:6px;padding:22px 24px;border-radius:var(--xd-r-lg);background:#fff;border:1px solid var(--xd-line);text-decoration:none;transition:border-color var(--xd-fast)}
.xd-nf__links a:hover{border-color:var(--xd-ink)}
.xd-nf__links b{font-size:18px;font-weight:800}
.xd-nf__links span{font-size:14.5px;line-height:1.55;color:var(--xd-sub-2)}

@media (max-width:960px){
  .xd-pg__in.has-toc,.xd-nf{grid-template-columns:minmax(0,1fr)}
  .xd-pg__toc{position:static}
  .xd-nf>.xd-pic img,.xd-nf>img{display:none}
}