:root{
  --nen:#f7f8f9;--mat:#fff;--chu:#1f1f29;--phu:#70707d;--vien:#e0e0e8;--tim:#332b54;--tim-nhat:#f1eef9;--xanh:#21784f;--vang:#b2751f;--do:#b44646;--shadow:0 10px 35px rgba(31,31,41,.06);
  --r:8px;--r-sm:6px;--max:1376px;
}
*{box-sizing:border-box}html{background:var(--nen);color-scheme:light}body{margin:0;background:var(--nen);color:var(--chu);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:14px;line-height:1.45}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}a{color:inherit}.an{display:none!important}
.thanh-dau{height:64px;background:#fff;border-bottom:1px solid var(--vien);display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:30}.thuong-hieu{display:flex;gap:10px;align-items:center;min-width:0}.logo{border:2px solid var(--tim);border-radius:6px;padding:7px;font-weight:800;color:var(--tim);font-size:13px;flex:0 0 auto}.ten-he-thong{min-width:0}.ten-he-thong strong{font-size:17px;display:block;line-height:1.15}.ten-he-thong small{display:block;color:var(--phu);font-size:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nhan{display:inline-flex;align-items:center;border-radius:99px;padding:5px 9px;background:var(--tim-nhat);color:var(--tim);font-size:10px;font-weight:700;white-space:nowrap}.nhan.vang{background:#fff5e0;color:var(--vang)}.nhan.xanh{background:#eaf6ef;color:var(--xanh)}.nhan.xam{background:#f1f1f4;color:#666}.nhan.do{background:#faecec;color:var(--do)}
.khung{width:min(var(--max),100%);margin:0 auto;padding:28px 28px 48px}.tieu-de-trang{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}.tieu-de-trang h1{margin:0;font-size:28px;line-height:1.2}.tieu-de-trang p{margin:4px 0 0;color:var(--phu);font-size:12px}.nhom-nut{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.nut{border:1px solid var(--vien);background:#fff;border-radius:var(--r-sm);padding:9px 14px;font-weight:650;font-size:13px;min-height:38px}.nut:hover{background:#fafafd}.nut.chinh{background:var(--tim);color:#fff;border-color:var(--tim)}.nut.nguy{color:var(--do)}.nut.nho{padding:7px 10px;min-height:32px;font-size:12px}.nut:disabled{opacity:.45;cursor:not-allowed}.nut.full{width:100%}
.the{background:#fff;border:1px solid var(--vien);border-radius:var(--r);padding:18px}.the.nen-nhat{background:#fbfbfd}.hang-thong-ke{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.thong-ke{background:#fff;border:1px solid var(--vien);border-radius:var(--r);padding:16px}.thong-ke span{color:var(--phu);font-size:11px}.thong-ke b{display:block;font-size:23px;margin-top:8px}
.dang-nhap{max-width:980px;margin:56px auto;padding:0 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:24px}.dang-nhap .gioi-thieu,.dang-nhap .hop-dang-nhap{background:#fff;border:1px solid var(--vien);border-radius:14px;padding:34px}.dang-nhap .gioi-thieu{background:linear-gradient(145deg,#f1eef8,#fff)}.dang-nhap h1{font-size:38px;line-height:1.12;margin:10px 0 16px}.dang-nhap p{color:var(--phu);line-height:1.7}.nhan-muc{font-size:10px;font-weight:800;letter-spacing:.12em;color:var(--tim);text-transform:uppercase}.dang-nhap-google{width:100%;border:1px solid #d8d8e0;background:#fff;border-radius:8px;padding:12px;font-weight:700}.che-do-demo{margin-top:18px;border-top:1px solid var(--vien);padding-top:16px}.chon-demo{display:grid;grid-template-columns:1fr;gap:8px;margin-top:8px}
.tong-quan-hv{display:grid;grid-template-columns:1.7fr repeat(4,1fr);gap:14px;align-items:center}.tong-quan-hv .o span{color:var(--phu);font-size:11px}.tong-quan-hv .o b{display:block;margin-top:5px;font-size:20px}.tong-quan-hv .o:first-child b{font-size:15px}.dat{color:var(--xanh)}
.danh-sach-de{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.the-de{display:flex;flex-direction:column;min-height:230px}.the-de h3{font-size:16px;margin:12px 0 6px}.the-de .meta{font-size:12px;color:var(--phu);line-height:1.65}.the-de .day{flex:1}.the-de .chan{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;font-size:11px;color:var(--phu)}.the-de .hanh-dong{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.khung-quan-tri{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:calc(100vh - 64px)}.thanh-ben{background:#fff;border-right:1px solid var(--vien);padding:22px 12px}.muc-ben{width:100%;border:0;background:transparent;text-align:left;padding:10px 12px;border-radius:6px;font-size:13px;margin-bottom:3px}.muc-ben.active,.muc-ben:hover{background:var(--tim-nhat);color:var(--tim);font-weight:700}.noi-dung-quan-tri{padding:26px 30px;min-width:0}.bo-loc{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.truong{height:38px;border:1px solid var(--vien);border-radius:5px;background:#fff;padding:0 11px;min-width:150px}.truong.tim{min-width:240px;flex:1}.table-wrap{overflow:auto;border:1px solid var(--vien);border-radius:var(--r);background:#fff}.bang{width:100%;border-collapse:collapse;min-width:760px}.bang th,.bang td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--vien);font-size:12px;vertical-align:middle}.bang th{font-size:11px;color:var(--phu);background:#fbfbfd}.bang tr:last-child td{border-bottom:0}.bang .phu{display:block;color:var(--phu);font-size:10px;margin-top:2px}.hanh-dong-bang{display:flex;gap:6px;flex-wrap:wrap}
.xay-dung{display:grid;grid-template-columns:280px minmax(0,1fr) 270px;gap:14px;align-items:start}.cot-xay{background:#fff;border:1px solid var(--vien);border-radius:var(--r);padding:16px;min-height:760px}.phan-item{border:1px solid var(--vien);border-radius:var(--r);padding:12px;margin-top:9px}.phan-item.active{background:var(--tim-nhat);border-color:#cfc7e5}.phan-head{display:flex;justify-content:space-between;gap:8px}.phan-tool{display:flex;gap:4px}.icon-btn{width:30px;height:30px;border:1px solid var(--vien);background:#fff;border-radius:5px;padding:0}.cau-item{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--vien);border-radius:var(--r);padding:14px;margin:10px 0}.cau-item .noi{min-width:0}.cau-item .noi b{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cau-item .noi small{color:var(--phu)}.cai-dat label{display:block;font-size:11px;color:var(--phu);font-weight:700;margin:12px 0 5px}.cai-dat input,.cai-dat select,.cai-dat textarea{width:100%;border:1px solid var(--vien);border-radius:5px;padding:9px;background:#fff}.check{display:flex!important;align-items:center;gap:7px!important;font-weight:400!important;color:var(--chu)!important}.check input{width:auto!important}.goi-y{border:1px solid #e3def1;background:#faf8ff;border-radius:var(--r);padding:12px;font-size:12px;line-height:1.6;margin-top:14px}
.phu-de{color:var(--phu);font-size:12px}.hop-chon{position:fixed;inset:0;background:rgba(31,31,41,.38);display:grid;place-items:center;padding:20px;z-index:80}.noi-hop{width:min(980px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:12px;padding:22px;box-shadow:var(--shadow)}.dau-hop{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.dau-hop h2{margin:4px 0 0}.luoi-chon{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:12px}.dong-chon{border:1px solid var(--vien);border-radius:var(--r);padding:12px;display:flex;gap:10px;align-items:flex-start}.dong-chon input{margin-top:3px}.chan-hop{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:18px;flex-wrap:wrap}
.thi{min-height:100vh;background:#fff}.thanh-thi{height:58px;border-bottom:1px solid var(--vien);display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:sticky;top:0;background:#fff;z-index:30}.thanh-thi strong{color:var(--tim)}.thong-tin-thi{display:flex;gap:18px;align-items:center}.noi-dung-thi{max-width:1310px;margin:0 auto;padding:26px 28px}.noi-dung-thi h1{font-size:25px;margin:7px 0}.to-thi{border:1px solid var(--vien);border-radius:var(--r);padding:18px;min-height:520px}.cau-thi{padding:14px 0;border-bottom:1px solid #ececf1}.cau-thi:last-child{border-bottom:0}.cau-thi .ma{font-size:11px;color:var(--phu);font-weight:700}.cau-thi .noi{font-size:14px;margin:8px 0;line-height:1.6}.dap-an{width:min(420px,100%);height:40px;border:1px solid var(--vien);border-radius:5px;padding:0 10px;background:#fff}.viet{width:100%;min-height:280px;border:1px solid var(--vien);border-radius:6px;padding:12px;resize:vertical}.dieu-huong-thi{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}.tien-do{font-size:11px;color:var(--phu)}
.cham-bai{display:grid;grid-template-columns:330px minmax(0,1fr);gap:14px}.ds-cham,.phieu-cham{background:#fff;border:1px solid var(--vien);border-radius:var(--r);padding:14px;min-height:650px}.hv-cham{border:1px solid var(--vien);border-radius:6px;padding:10px;margin-bottom:8px}.hv-cham.active{background:var(--tim-nhat);border-color:#cfc7e5}.bai-lam{background:#fbfbfd;border:1px solid var(--vien);border-radius:var(--r);padding:16px;min-height:150px;line-height:1.7}.tieu-chi{display:grid;grid-template-columns:minmax(0,1fr) 100px;gap:12px;align-items:center;padding:10px 0;border-bottom:1px solid var(--vien)}.tieu-chi input{width:100%;height:38px;border:1px solid var(--vien);border-radius:5px;padding:0 9px}.nhan-xet{width:100%;min-height:90px;border:1px solid var(--vien);border-radius:6px;padding:10px;resize:vertical}.tong-diem{display:flex;justify-content:space-between;gap:12px;font-weight:800;font-size:16px;padding:12px 0}
.thong-bao{position:fixed;right:18px;bottom:18px;z-index:100;background:#2f2d3c;color:#fff;padding:11px 14px;border-radius:7px;box-shadow:var(--shadow);font-size:12px}.canh-bao-che-do{background:#fff8e7;color:#7b5a16;border-bottom:1px solid #f0dfb6;padding:8px 18px;font-size:11px;text-align:center}.rong{padding:48px 20px;text-align:center;color:var(--phu)}.loading{min-height:70vh;display:grid;place-items:center;color:var(--phu)}.offline{background:#fbecec;color:#9b3535;border-bottom:1px solid #efc7c7;padding:7px 16px;text-align:center;font-size:11px}.ket-qua-cho{max-width:700px;margin:38px auto;text-align:center}.ket-qua-cho .vong{width:72px;height:72px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;background:var(--tim-nhat);color:var(--tim);font-size:30px}.chi-tiet-kq{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:18px 0}.chi-tiet-kq .the{text-align:center}.chi-tiet-kq b{display:block;font-size:21px;margin-top:5px}
@media(max-width:1150px){.danh-sach-de{grid-template-columns:repeat(2,1fr)}.xay-dung{grid-template-columns:240px minmax(0,1fr)}.xay-dung .cot-xay:last-child{grid-column:1/-1;min-height:auto}.hang-thong-ke{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.khung-quan-tri{grid-template-columns:1fr}.thanh-ben{display:flex;gap:4px;overflow:auto;border-right:0;border-bottom:1px solid var(--vien);padding:8px;position:sticky;top:64px;z-index:25}.muc-ben{width:auto;white-space:nowrap}.noi-dung-quan-tri{padding:20px 14px}.xay-dung,.cham-bai{grid-template-columns:1fr}.cot-xay{min-height:auto}.hang-thong-ke{grid-template-columns:repeat(2,1fr)}.tong-quan-hv{grid-template-columns:1fr 1fr}.tong-quan-hv .o:first-child{grid-column:1/-1}.danh-sach-de{grid-template-columns:repeat(2,1fr)}.chi-tiet-kq{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){body{background:#fff}.thanh-dau{padding:0 14px}.ten-he-thong strong{font-size:16px}.ten-he-thong small{max-width:190px}.khung{padding:20px 14px 36px}.tieu-de-trang{display:block}.tieu-de-trang h1{font-size:23px}.tieu-de-trang .nhom-nut{margin-top:12px}.dang-nhap{display:block;margin:18px auto;padding:0 14px}.dang-nhap .gioi-thieu{display:none}.dang-nhap .hop-dang-nhap{padding:24px}.hang-thong-ke{grid-template-columns:1fr 1fr}.tong-quan-hv{display:block}.tong-quan-hv .o{margin-bottom:9px}.tong-quan-hv .o:not(:first-child){display:inline-block;width:49%;vertical-align:top}.danh-sach-de{grid-template-columns:1fr}.the-de{min-height:180px}.bo-loc{display:grid;grid-template-columns:1fr}.truong,.truong.tim{width:100%;min-width:0}.table-wrap{border-radius:0;margin-left:-14px;margin-right:-14px;border-left:0;border-right:0}.xay-dung{display:block}.cot-xay{margin-bottom:12px}.cau-item{display:block}.cau-item .nhom-nut{margin-top:10px}.luoi-chon{grid-template-columns:1fr}.noi-dung-thi{padding:18px 14px}.noi-dung-thi h1{font-size:22px}.to-thi{min-height:360px}.dieu-huong-thi .tien-do{display:none}.cham-bai{display:block}.ds-cham{min-height:auto;margin-bottom:12px}.phieu-cham{min-height:auto}.chi-tiet-kq{grid-template-columns:1fr 1fr}.thong-tin-thi .phan{display:none}.nhom-nut .nut{flex:0 0 auto}.nut{min-height:36px}.thanh-ben{top:64px}.tieu-chi{grid-template-columns:1fr 86px}.hop-chon{padding:8px}.noi-hop{padding:16px;max-height:96vh}.chan-hop{align-items:stretch}.chan-hop .nhom-nut{width:100%}.chan-hop .nhom-nut .nut{flex:1}.hang-thong-ke .thong-ke{padding:13px}.hang-thong-ke .thong-ke b{font-size:20px}}