:root{
  --do:#C2410C; --do-dam:#922E09; --kim:#CD9E2A; --muc:#171412; --kem:#F7F2E9; --giay:#FDFBF6;
  --vang-nhat:#FAF4E4; --xam:#5C5850; --ke:#E2D6C4; --xanh:#2F7D4F; --xanh-nhat:#E6F2EA; --do-nhat:#FBE9E1;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Be Vietnam Pro",system-ui,-apple-system,sans-serif;background:var(--kem);color:var(--muc);font-size:15px;line-height:1.6;padding-bottom:84px}
button,input,select,textarea{font:inherit;color:inherit}
header{background:var(--giay);border-bottom:3px solid var(--do);padding:10px 16px;display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:5;flex-wrap:wrap}
header svg{width:36px;height:36px;flex:none}
.brand{display:flex;flex-direction:column;line-height:1.2}
.brand b{font-weight:800;font-size:13px;letter-spacing:.04em}
.brand b span{color:var(--do)}
.brand small{color:var(--xam);font-size:13px}
.me{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--xam)}
.me select{margin:0;padding:6px 8px;max-width:240px;font-weight:700;color:var(--muc)}
main{max-width:1100px;margin:0 auto;padding:16px}
h1{font-size:22px;font-weight:800;margin:4px 0 4px}
h2{font-size:18px;font-weight:700;margin:22px 0 8px;padding-bottom:6px;border-bottom:2px solid var(--kim);display:inline-block}
h3{font-size:16px;font-weight:700;margin:10px 0 6px}
p.sub{color:var(--xam);margin:0 0 12px}
.card{background:var(--giay);border:1px solid var(--ke);border-radius:12px;padding:14px 16px;margin:10px 0}
.card.click{cursor:pointer}.card.click:hover{border-color:var(--kim)}
.callout{background:var(--vang-nhat);border-left:4px solid var(--kim);border-radius:8px;padding:10px 14px;margin:10px 0;font-size:14px}
.callout.do{background:var(--do-nhat);border-left-color:var(--do)}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end}
.row>label{flex:1 1 180px}
label{display:block;font-size:14px;font-weight:600;color:var(--xam)}
input[type=text],input[type=password],input[type=date],input[type=month],input[type=number],select,textarea{width:100%;padding:9px 11px;border:1px solid var(--ke);border-radius:8px;background:#fff;margin-top:4px;font-weight:400;color:var(--muc)}
textarea{min-height:60px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--do);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer;min-height:44px;text-decoration:none}
.btn:hover{background:var(--do-dam)}
.btn.phu{background:#fff;color:var(--muc);border:1px solid var(--ke)}
.btn.phu:hover{background:var(--vang-nhat)}
.btn.nho{min-height:34px;padding:6px 12px;font-size:14px}
.btn.xanh{background:var(--xanh)}
.btn.lon{min-height:56px;font-size:16px;flex:1 1 200px}
.btn[disabled]{opacity:.45;cursor:not-allowed}
nav.tabs{position:fixed;bottom:0;left:0;right:0;background:var(--muc);display:flex;z-index:10;padding-bottom:env(safe-area-inset-bottom)}
nav.tabs button{flex:1;background:none;border:0;color:#cfc6b8;padding:8px 1px 10px;font-size:11.5px;font-weight:600;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:2px;position:relative;line-height:1.25}
nav.tabs button .ic{font-size:19px;line-height:1}
nav.tabs button.on{color:#fff}
nav.tabs button.on::before{content:"";position:absolute;top:0;left:20%;right:20%;height:3px;background:var(--kim)}
.badge{position:absolute;top:3px;right:calc(50% - 24px);background:var(--do);color:#fff;border-radius:10px;font-size:11px;padding:0 6px;line-height:16px}
.tbl-wrap{overflow-x:auto;margin:8px 0}
table{border-collapse:collapse;width:100%;font-size:14px;font-variant-numeric:tabular-nums;background:var(--giay)}
th,td{border-bottom:1px solid var(--ke);padding:8px 10px;text-align:left;vertical-align:top}
th{background:var(--vang-nhat);font-weight:700;white-space:nowrap}
td.num,th.num{text-align:right}
tr.click{cursor:pointer}tr.click:hover td{background:var(--vang-nhat)}
.big{font-size:20px;font-weight:800;color:var(--do)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:10px 0}
.kpi{background:var(--giay);border:1px solid var(--ke);border-radius:12px;padding:12px 14px}
.kpi.click{cursor:pointer}.kpi.click:hover{border-color:var(--do)}
.kpi small{display:block;color:var(--xam);font-size:13px;font-weight:600}
.kpi b{font-size:24px;font-weight:800;font-variant-numeric:tabular-nums}
.kpi.do b{color:var(--do)}
.tag{display:inline-block;font-size:12px;font-weight:700;padding:1px 8px;border-radius:20px;background:var(--kem);border:1px solid var(--ke);white-space:nowrap}
.tag.liet{background:var(--do);color:#fff;border-color:var(--do)}
.tag.cn{background:var(--vang-nhat);border-color:var(--kim)}
.tag.ok{background:var(--xanh-nhat);color:var(--xanh);border-color:#b9d9c4}
.tag.loi{background:var(--do-nhat);color:var(--do-dam);border-color:#f0c4b1}
.tag.cho{background:#FFF3C8;color:#7a5a00;border-color:#ecd27a}
.cluster{border:1px solid var(--ke);border-radius:12px;margin:12px 0;overflow:hidden;background:var(--giay)}
.cluster-h{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:10px 14px;background:var(--vang-nhat);font-weight:700}
.cluster-h .pts{margin-left:auto;font-variant-numeric:tabular-nums}
.cluster.fail .cluster-h{background:var(--do-nhat)}
.item{padding:10px 14px;border-top:1px solid var(--ke)}
.item-top{display:flex;gap:10px;align-items:flex-start}
.item-top .code{font-weight:800;color:var(--do);min-width:34px}
.item-top .txt{flex:1}
.pf{display:flex;gap:6px;flex:none}
.pf button{min-width:72px;min-height:40px;border-radius:8px;border:1px solid var(--ke);background:#fff;font-weight:700;cursor:pointer}
.pf button.dat.on{background:var(--xanh);color:#fff;border-color:var(--xanh)}
.pf button.khong.on{background:var(--do);color:#fff;border-color:var(--do)}
.fail-box{margin-top:8px;padding:10px;border-radius:8px;background:var(--do-nhat);display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.fail-box .full{grid-column:1/-1}
.score-bar{position:sticky;bottom:72px;background:var(--muc);color:#fff;border-radius:12px;padding:10px 14px;display:flex;align-items:center;gap:10px;margin-top:14px;z-index:4;flex-wrap:wrap}
.score-bar b{font-size:24px;color:var(--kim);font-variant-numeric:tabular-nums}
.score-bar .acts{margin-left:auto;display:flex;gap:8px}
.seg{display:inline-flex;border:1px solid var(--ke);border-radius:10px;overflow:hidden;background:#fff;flex-wrap:wrap}
.seg button{border:0;background:none;padding:8px 14px;font-weight:700;cursor:pointer;min-height:40px}
.seg button.on{background:var(--do);color:#fff}
.score-btns{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:10px 0}
.score-btns button{min-height:52px;border-radius:10px;border:1px solid var(--ke);background:#fff;font-size:18px;font-weight:800;cursor:pointer}
.score-btns button.on{background:var(--do);color:#fff;border-color:var(--do)}
.score-btns button.unhappy{grid-column:span 6;font-size:15px;background:var(--do-nhat);color:var(--do-dam)}
.score-btns button.unhappy.on{background:var(--do-dam);color:#fff}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0}
.chips button{border:1px solid var(--ke);background:#fff;border-radius:20px;padding:6px 14px;font-weight:600;cursor:pointer;min-height:36px}
.chips button.on{background:var(--muc);color:#fff;border-color:var(--muc)}
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.thumb{width:72px;height:72px;object-fit:cover;border-radius:8px;border:1px solid var(--ke);cursor:zoom-in}
.thumb-wrap{position:relative}
.thumb-wrap .x{position:absolute;top:-8px;right:-8px;background:#fff;border-radius:50%;width:24px;height:24px;padding:0;font-size:16px;line-height:22px;border:1px solid var(--ke)}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.gallery .g{background:var(--giay);border:1px solid var(--ke);border-radius:10px;overflow:hidden;cursor:pointer}
.gallery img,.gallery .noimg{width:100%;height:130px;object-fit:cover;display:block;background:var(--kem)}
.gallery .noimg{display:flex;align-items:center;justify-content:center;color:var(--xam);font-size:13px}
.gallery .g div.t{padding:6px 8px;font-size:13px;line-height:1.35}
.meta{font-size:13px;color:var(--xam)}
.empty{color:var(--xam);text-align:center;padding:24px}
.up{color:var(--xanh);font-weight:800}.down{color:var(--do);font-weight:800}.flat{color:var(--xam);font-weight:800}
.warn{color:var(--do);font-weight:700}
.muted{color:var(--xam);font-size:13px}
.script{font-size:14px;background:var(--giay);border:1px dashed var(--kim);border-radius:10px;padding:10px 14px}
.script ol{margin:4px 0;padding-left:20px}
.edit-cluster{border:1px solid var(--ke);border-radius:10px;padding:10px;margin:10px 0;background:#fff}
.edit-item{display:flex;gap:8px;align-items:center;margin:6px 0;flex-wrap:wrap}
.edit-item input[type=text]{margin:0;flex:1 1 200px;width:auto}
.chk{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--muc);font-size:14px;margin-right:12px}
.x{border:0;background:none;color:var(--do);font-size:20px;cursor:pointer;padding:4px 8px}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--muc);color:#fff;padding:10px 18px;border-radius:10px;font-weight:600;z-index:20;box-shadow:0 6px 20px rgba(0,0,0,.25);max-width:90vw}
.steps{display:grid;gap:8px}
.step{display:flex;gap:12px;align-items:center;background:var(--giay);border:1px solid var(--ke);border-radius:12px;padding:10px 14px;cursor:pointer}
.step:hover{border-color:var(--kim)}
.step .n{width:32px;height:32px;border-radius:50%;background:var(--kem);border:2px solid var(--ke);display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.step.done .n{background:var(--xanh);border-color:var(--xanh);color:#fff}
.step .t{flex:1}.step .t b{display:block}.step .t span{font-size:13px;color:var(--xam)}
.step .go{color:var(--do);font-weight:700;font-size:14px;white-space:nowrap}
.back{display:inline-flex;align-items:center;gap:4px;border:0;background:none;color:var(--do);font-weight:700;cursor:pointer;padding:4px 0;font-size:15px}
.info{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:8px 16px;font-size:14px}
.info div span{display:block;font-size:12px;color:var(--xam);font-weight:600}
.thread{border-top:1px solid var(--ke);margin-top:8px;padding-top:8px}
.msg{background:#fff;border:1px solid var(--ke);border-radius:10px;padding:6px 10px;margin:6px 0;font-size:14px}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:30;cursor:zoom-out}
.lightbox img{max-width:94vw;max-height:90vh;border-radius:8px}
.hide{display:none!important}
.sub-list{margin:0;padding:0;list-style:none}
.sub-list li{display:flex;gap:8px;padding:3px 0;font-size:14.5px;color:var(--xam);line-height:1.5}
.sub-list li .code{color:var(--do);font-weight:800;min-width:38px}
.sub-list li.bad{color:var(--do-dam);font-weight:600}
.pf.lon{margin-top:10px}.pf.lon button{min-width:130px;min-height:44px}
.fail-list label{display:flex;gap:8px;align-items:flex-start;font-weight:500;color:var(--muc);padding:4px 0;cursor:pointer}
.fail-list input{margin-top:5px;width:18px;height:18px;flex:none}
.auth{max-width:460px;margin:24px auto}
.me{flex-wrap:wrap;justify-content:flex-end}.me .who{white-space:nowrap}.me .who b{color:var(--muc)}
@media (max-width:600px){.me{justify-content:flex-start}.me .who{width:100%;white-space:normal}.me .btn.nho{min-height:30px;padding:4px 10px;font-size:13px}}
code{background:var(--kem);border:1px solid var(--ke);border-radius:6px;padding:0 6px;font-size:14px}
@media print{nav.tabs,.me,.no-print,.score-bar{display:none!important}body{background:#fff;padding:0}.card{break-inside:avoid}}
@media (max-width:600px){main{padding:12px 16px}h1{font-size:20px}.kpi b{font-size:20px}.item-top{flex-wrap:wrap}.pf{width:100%}.pf button{flex:1}.score-bar{padding:8px 12px}.score-bar b{font-size:20px}.score-bar .acts{width:100%}.score-bar .acts .btn{flex:1;min-height:40px;padding:6px 10px;font-size:14px}.me{margin-left:0;width:100%}.me select{max-width:none;flex:1}}
/* ===== Thêm cho bản Supabase (Kế hoạch 2): trạng thái mạng, chuông 🔔, khung thông báo ===== */
.net{font-size:12px;font-weight:700;white-space:nowrap}
.net.saving{color:var(--xam)}
.net.offline{color:var(--do)}
.bell{position:relative;background:#fff;border:1px solid var(--ke);border-radius:10px;min-height:34px;min-width:40px;padding:4px 8px;font-size:17px;line-height:1;cursor:pointer}
.bell .badge{top:-7px;right:-7px}
.notif-panel{position:fixed;top:64px;right:12px;width:min(380px,calc(100vw - 24px));max-height:70vh;overflow:auto;background:var(--giay);border:1px solid var(--ke);border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.2);z-index:25;padding:0 0 8px}
.notif-panel .np-h{display:flex;align-items:center;gap:8px;padding:8px 10px 8px 14px;border-bottom:1px solid var(--ke);position:sticky;top:0;background:var(--giay)}
.notif-panel .np-h b{flex:1}
.notif-panel .np-day{font-size:12px;font-weight:700;color:var(--xam);padding:10px 14px 2px;text-transform:uppercase;letter-spacing:.03em}
.notif-item{display:block;width:100%;text-align:left;border:0;background:none;padding:8px 14px;cursor:pointer;font-size:14px;line-height:1.4}
.notif-item:hover{background:var(--vang-nhat)}
.notif-item.unread{font-weight:700}
.notif-item.unread::before{content:"● ";color:var(--do)}
.notif-item .meta{font-weight:400}
@media print{.bell,.notif-panel,.net{display:none!important}}