:root{--navy: #26356E;--navy2: #3A4C8C;--cam: #E7541F;--cam2: #C4451A;--teal: #0C7C74;--paper: #F5F7F9;--card: #FFFFFF;--sunk: #EDF1F4;--line: #DFE5EA;--line2: #C2CCD5;--ink: #101A2B;--ink2: #33425A;--muted: #5E6E7C;--muted2: #8695A2;--warn: #9A6B04;--r: 10px;--sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, "Liberation Mono", monospace}[hidden]{display:none!important}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.6 var(--sans);color:var(--ink);background:var(--paper)}h1,h2,h3,h4{color:var(--navy);line-height:1.25;margin:0 0 .5em;font-weight:700}h1{font-size:clamp(1.6rem,1.2rem + 1.6vw,2.3rem)}h2{font-size:clamp(1.25rem,1.05rem + .8vw,1.6rem)}a{color:var(--navy);text-underline-offset:3px}a:hover{color:var(--cam)}p{margin:0 0 1em}img{max-width:100%;height:auto}.so,.spec-val{font-family:var(--mono);color:var(--teal);font-variant-numeric:tabular-nums}.khung{width:min(1180px,100% - 2rem);margin-inline:auto}.the{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.15rem}.nut{display:inline-flex;align-items:center;gap:.5rem;background:var(--cam);color:#fff;border:0;padding:.65rem 1.15rem;border-radius:var(--r);font:600 .95rem/1 var(--sans);cursor:pointer;text-decoration:none}.nut:hover{background:var(--cam2);color:#fff}.nut-phu{background:transparent;color:var(--navy);border:1px solid var(--line2)}.nut-phu:hover{background:var(--sunk);color:var(--navy);border-color:var(--navy2)}.nhan{display:inline-block;font-size:.74rem;font-weight:600;padding:.18rem .5rem;border-radius:999px;background:var(--sunk);color:var(--ink2);border:1px solid var(--line)}.nhan-eol{background:#fbf0e3;color:var(--warn);border-color:#ebd9be}.nhan-ban{background:#e8f3f1;color:var(--teal);border-color:#c3e0dc}.dau{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.dau-trong{display:flex;align-items:center;gap:1.2rem;padding:.7rem 0}.dau-logo{display:flex;align-items:center;gap:.6rem;text-decoration:none}.dau-logo img{height:40px;width:auto}.dau nav.dau-nav{display:flex;gap:1.15rem;margin-left:auto;flex-wrap:wrap}.dau nav.dau-nav a{text-decoration:none;font-weight:500;font-size:.95rem;color:var(--ink2)}.dau nav.dau-nav a:hover,.dau nav.dau-nav a[aria-current=page]{color:var(--cam)}.dau-lang{flex:none;text-decoration:none;font:700 .78rem/1 var(--mono);color:var(--navy);border:1.5px solid var(--line2);border-radius:7px;padding:.38rem .55rem}.dau-lang:hover{border-color:var(--cam);color:var(--cam)}.mnav{display:none;position:relative;margin-left:auto}.mnav summary{list-style:none;cursor:pointer;display:flex;flex-direction:column;gap:4px;padding:.55rem .45rem}.mnav summary::-webkit-details-marker{display:none}.mnav summary span{width:20px;height:2px;background:var(--navy);border-radius:2px}.mnav[open] summary span{background:var(--cam)}.mnav-panel{position:absolute;right:0;top:calc(100% + .55rem);z-index:40;min-width:220px;display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 18px 40px -20px #101a2b80;padding:.4rem}.mnav-panel a{text-decoration:none;font-weight:500;font-size:.98rem;color:var(--ink2);padding:.55rem .7rem;border-radius:7px}.mnav-panel a:hover,.mnav-panel a[aria-current=page]{background:var(--sunk);color:var(--cam)}.mnav-lang{border-top:1px solid var(--line);margin-top:.3rem;font-family:var(--mono);font-size:.88rem!important}.callbar{position:fixed;inset:auto 0 0;z-index:45;display:none;gap:1px;background:var(--line2);border-top:1px solid var(--line2);padding-bottom:env(safe-area-inset-bottom,0)}.callbar a{flex:1;text-align:center;padding:.8rem .5rem;font:600 .95rem/1 var(--sans);text-decoration:none}.cb-goi{background:#12934f;color:#fff}.cb-goi:hover{color:#fff}.cb-zalo{background:#0068ff;color:#fff}.cb-zalo:hover{color:#fff}.cb-form{background:var(--cam);color:#fff}.cb-form:hover{background:var(--cam2);color:#fff}.chan{margin-top:3.5rem;padding:2.2rem 0 1.5rem;background:var(--navy);color:#c9d2e6;font-size:.9rem}.chan a{color:#fff}.chan h4{color:#fff;font-size:.95rem;margin-bottom:.6rem}.chan-luoi{display:grid;gap:1.8rem;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.chan-cuoi{margin-top:1.8rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.15);font-size:.82rem;color:#9aa8c6}.bang-cuon{overflow-x:auto}table.spec{width:100%;border-collapse:collapse;font-size:.93rem}table.spec th,table.spec td{text-align:left;padding:.55rem .7rem;border-bottom:1px solid var(--line);vertical-align:top}table.spec th{width:34%;color:var(--muted);font-weight:500}table.spec td{font-family:var(--mono);color:var(--teal)}table.spec td.chu{font-family:var(--sans);color:var(--ink)}.trong{color:var(--muted2);font-family:var(--sans)}@media(max-width:760px){.dau nav.dau-nav{display:none}.mnav{display:block}.dau-lang{margin-left:auto}.mnav{margin-left:0}.callbar[hidden]{display:none}.callbar:not([hidden]){display:flex}table.spec th{width:42%}}