:root{--nen-lom:#0E0B14;--nen:#171320;--nen-cao:#221E36;--nen-noi:#2C304C;--chu:#EDEAF7;--chu-nhat:#B9B6D2;--chu-mo:#9A97B8;--kim:#DAB068;--kim-sang:#FCEB9D;--kim-mo:#826948;--son-sau:#8C2822;--son:#C05D48;--son-chu:#E08063;--vien:#3A3D5C;--vien-dam:#6F7396;--chu-hien:"LXGW WenKai TC","Noto Serif SC","Songti SC",serif;--chu-han:"Noto Serif SC","Songti SC",serif;--an-hinh:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cpath d='M50 2 98 50 50 98 2 50Z' fill='none' stroke='%23000' stroke-width='5'/%3E%3Cpath d='M50 20 80 50 50 80 20 50Z' fill='none' stroke='%23000' stroke-width='3'/%3E%3Ccircle cx='50' cy='50' r='9' 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var(--vien);background-origin:border-box;background-repeat:no-repeat;background-image:linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo)),linear-gradient(var(--kim-mo),var(--kim-mo));background-size:18px 1px,1px 18px,18px 1px,1px 18px,18px 1px,1px 18px,18px 1px,1px 18px;background-position:0 0,0 0,100% 0,100% 0,0 100%,0 100%,100% 100%,100% 100%}.vien-tien{position:relative;--vach:var(--kim-mo)}.vien-tien:before{inset:5px;border:1px solid color-mix(in srgb,var(--kim) 15%,transparent);transition:border-color .16s cubic-bezier(.23,1,.32,1)}.vien-tien:after,.vien-tien:before{content:"";position:absolute;pointer-events:none;z-index:2}.vien-tien:after{inset:0;--v:linear-gradient(var(--vach),var(--vach));background:var(--v) 0 0 /16px 1px no-repeat,var(--v) 0 0 /1px 16px no-repeat,var(--v) 100% 0 /16px 1px no-repeat,var(--v) 100% 0 /1px 16px no-repeat,var(--v) 0 100% /16px 1px no-repeat,var(--v) 0 100% /1px 16px no-repeat,var(--v) 100% 100% /16px 1px no-repeat,var(--v) 100% 100% /1px 16px no-repeat;transition:opacity .16s cubic-bezier(.23,1,.32,1)}@media (hover:hover) and (pointer:fine){.vien-tien:hover{--vach:var(--kim-sang)}.vien-tien:hover:before{border-color:color-mix(in srgb,var(--kim) 34%,transparent)}}@media (prefers-reduced-motion:reduce){.vien-tien:after,.vien-tien:before{transition:none}}h1,h2,h3{font-weight:700;text-wrap:balance;margin:0;letter-spacing:.01em}.nhan{font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--chu-mo);font-weight:500}.han{font-family:var(--chu-han)}.so{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}[role=button],a,button{cursor:pointer}:focus-visible{outline:2px solid var(--kim);outline-offset:3px}@media (prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.trang{position:relative;z-index:1;max-width:66rem;margin:0 auto;padding:0 calc(var(--nhip) * 7)}.dinh{justify-content:space-between;gap:calc(var(--nhip) * 4);padding:calc(var(--nhip) * 6) 0 calc(var(--nhip) * 4)}.dinh,.hieu{display:flex;align-items:center}.hieu{gap:calc(var(--nhip) * 3)}.hieu-chu{display:flex;flex-direction:column;line-height:1.3}.hieu-chu b{font-size:20px;letter-spacing:.06em}.dinh-phai{display:flex;align-items:center;gap:calc(var(--nhip) * 5)}.xu{display:flex;align-items:baseline;gap:calc(var(--nhip) * 2);font-size:16px}.than{overflow-x:clip;display:grid;grid-template-columns:minmax(0,1fr) 19rem;grid-gap:calc(var(--nhip) * 12);gap:calc(var(--nhip) * 12);align-items:start;padding:calc(var(--nhip) * 8) 0 calc(var(--nhip) * 20)}.cot-doc{position:relative;max-width:var(--do-rong-doc)}.loang-nen{position:absolute;top:-6rem;left:-14rem;width:34rem;height:22rem;z-index:-1;pointer-events:none}.dau-luot{display:flex;align-items:baseline;gap:calc(var(--nhip) * 4);margin-bottom:calc(var(--nhip) * 6)}.cot-doc p{margin:0 0 calc(var(--nhip) * 5)}.ke-dau:first-letter{float:left;font-size:3.4em;line-height:.84;padding:.08em .12em 0 0;color:var(--kim)}.chon{display:flex;flex-direction:column;gap:calc(var(--nhip) * 2)}.chon-nhan{margin-bottom:calc(var(--nhip) * 2)}.nut-chon{display:flex;align-items:flex-start;gap:calc(var(--nhip) * 4);width:100%;padding:calc(var(--nhip) * 4) calc(var(--nhip) * 5);text-align:left;font:inherit;color:var(--chu);background:var(--nen-cao);border:1px solid var(--vien);transition:border-color .18s,background-color .18s}.nut-chon:hover{border-color:var(--kim-mo);background:var(--nen-noi)}.nut-chon .ma{flex:none;width:26px;height:26px;display:grid;place-items:center;border:1px solid var(--vien-dam);color:var(--chu-mo);font-size:13px;text-transform:uppercase}.nut-chon:hover .ma{color:var(--kim);border-color:var(--kim)}.nut-chu{display:flex;flex-direction:column;gap:2px}.nut-chu b{font-weight:400;line-height:1.5}.nut-chu em{font-style:normal;font-size:13px;color:var(--chu-mo)}.canh-bao{margin-top:calc(var(--nhip) * 9);padding-left:calc(var(--nhip) * 4);border-left:2px solid var(--son);font-size:14px;color:var(--chu-nhat)}.ray{position:-webkit-sticky;position:sticky;top:calc(var(--nhip) * 6)}.the{padding:calc(var(--nhip) * 11) calc(var(--nhip) * 8);background:var(--nen-cao)}.the-dinh{display:flex;align-items:flex-start;justify-content:space-between;gap:calc(var(--nhip) * 3);margin-bottom:calc(var(--nhip) * 5)}.ten{font-size:22px;line-height:1.25}.ten-han{margin:2px 0 0;font-size:15px;color:var(--chu-mo);letter-spacing:.18em}.doi{margin:0;display:grid;grid-template-columns:auto 1fr;grid-gap:calc(var(--nhip) * 2) calc(var(--nhip) * 4);gap:calc(var(--nhip) * 2) calc(var(--nhip) * 4)}.doi dt{align-self:baseline;white-space:nowrap}.doi dd{margin:0;font-size:15px}.chi-so{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:calc(var(--nhip) * 3)}.chi-so li{display:grid;grid-template-columns:1fr auto;grid-gap:0 calc(var(--nhip) * 3);gap:0 calc(var(--nhip) * 3);align-items:baseline}.chi-ten{font-size:14px}.chi-ten i{font-style:normal;color:var(--chu-mo);font-size:12px;letter-spacing:.12em}.chi-tri{font-size:14px;color:var(--kim)}.thanh{grid-column:1/-1;position:relative;height:3px;margin-top:5px}.thanh-day{position:absolute;inset:0;background:var(--nen-lom)}.thanh-muc{position:absolute;inset:0 auto 0 0;background:var(--kim-mo)}.hanh-trang{list-style:none;margin:calc(var(--nhip) * 2) 0 0;padding:0;gap:calc(var(--nhip) * 2)}.hanh-trang,.hanh-trang li{display:flex;flex-direction:column}.hanh-trang li{font-size:14px}.hanh-trang b{font-weight:400}.hanh-trang span{color:var(--chu-mo);font-size:13px}@media (max-width:60rem){.than{grid-template-columns:minmax(0,1fr);gap:calc(var(--nhip) * 10)}.ray{position:static}.loang-nen{left:-8rem;width:26rem}}@media (max-width:34rem){.trang{padding:0 calc(var(--nhip) * 4)}body{font-size:16px}.loang-nen{display:none}}