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span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.dd-cd-so{display:flex;flex-direction:column;font-size:12px;color:var(--muted)}.dd-cd-so b{font-family:var(--font-mono);color:var(--ink);font-weight:500}.dd-cd-cuoi{font-size:12px;color:var(--muted);text-align:right;display:flex;flex-direction:column}.dd-cd-ten .dd-san,.dd-meta .dd-san{font-size:12px;font-weight:400}.dd-san{display:inline-block;font-family:var(--font-mono);font-size:12px;color:var(--brand);border:1px solid var(--line);border-radius:999px;padding:0 8px;text-decoration:none}.dd-trang{display:flex;gap:8px;margin:24px 0}.dd-trang a,.dd-trang span{min-width:44px;min-height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--ink);text-decoration:none}.dd-trang span{background:var(--ink);color:var(--paper)}.dd-bai{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;margin-top:20px}.dd-bai h1{font-size:clamp(28px,3.4vw,38px);margin:0 0 12px}.dd-meta{font-size:14px;color:var(--muted);margin:0 0 24px;padding-bottom:16px;border-bottom:1px solid var(--line)}.dd-meta b{color:var(--ink)}.dd-than{max-width:70ch;font-size:16px;overflow-wrap:anywhere}.dd-luu-y{margin:24px 0 0;font-size:12px;color:var(--muted);border-top:1px dashed var(--line);padding-top:12px}.dd-cac-tl{margin-top:32px}.dd-cac-tl h2,.dd-form h2,.dd-lq h2{font-size:24px;margin:0 0 16px}.dd-tl{padding:20px 0;border-bottom:1px dashed var(--line);overflow-wrap:anywhere;max-width:78ch}.dd-tl header{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;font-size:14px}.dd-tl time{color:var(--muted);font-size:12px}.dd-tl-dcu{background:var(--red-soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:12px 0}.dd-huy{font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:.08em;background:var(--brand);color:#fff;border-radius:999px;padding:0 8px}.dd-form{margin-top:40px;max-width:720px}.dd-form form{display:grid;gap:16px}.dd-form label{display:grid;gap:8px;font-size:14px;font-weight:500}.dd-form input,.dd-form select,.dd-form textarea{font:inherit;font-weight:400;padding:12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;color:var(--ink);min-height:44px}.dd-form input:focus-visible,.dd-form select:focus-visible,.dd-form textarea:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.dd-form .btn{justify-self:start}.dd-form-lon{display:grid;gap:16px;max-width:720px;margin-top:24px}.dd-tuy{font-weight:400;color:var(--muted);font-size:12px}.dd-an{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}.dd-bao{background:var(--green-soft);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 16px}.dd-noi-quy{margin-top:24px;font-size:14px;color:var(--muted);max-width:720px}.dd-noi-quy summary{cursor:pointer;color:var(--ink);font-weight:500;min-height:44px;display:flex;align-items:center}.dd-noi-quy-mo h2{font-size:18px;color:var(--ink)}.dd-lq{margin-top:40px}.dd-lq ul{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.dd-lq li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}.dd-lq a{color:var(--ink);text-decoration:none}.dd-lq span{color:var(--muted);font-family:var(--font-mono);font-size:12px;white-space:nowrap}@media (max-width: 760px){.dd-dong{grid-template-columns:minmax(0,1fr);gap:8px}.dd-ds-cd li{grid-template-columns:minmax(0,1fr);gap:4px}.dd-cd-so{flex-direction:row;gap:16px}.dd-cd-cuoi{text-align:left}.dd-dau{grid-template-columns:minmax(0,1fr)}.dd-dau .btn{grid-column:1;grid-row:auto;justify-self:start;margin-top:16px}.dd-bai{padding:24px 20px}}