:root{
  --chu-dao:#EF6C00; --chu-dao-dam:#C2410C; --chu-dao-2:#FFA040; --chu-dao-nhat:#FFF1E6; --chu-dao-bong:rgba(239,108,0,.28);
  --sb:#2B1A0E; --sb0:#1A0F07; --sb2:#3D2716; --sbtext:#EAD7C6; --sbmuted:#BC9C82;
  --hero:radial-gradient(circle at 88% -25%,rgba(255,214,102,.45),transparent 45%),radial-gradient(circle at 0% 130%,rgba(255,138,76,.4),transparent 42%),linear-gradient(135deg,#3B1F0B 0%,#B4470A 52%,#F08A24 100%);
  --hero-mut:#FFD9B8; --hero-sub:#FFE8D4;
  --bg:#f5f6fa; --card:#ffffff; --line:#e7e9ef; --text:#1d2330; --muted:#6b7385;
  --ok:#16a36a; --okbg:#e5f7ef; --warn:#e6a100; --warnbg:#fff6dc; --danger:#e0384a; --dangerbg:#fde9eb;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.04),0 4px 14px rgba(16,24,40,.06);
  --k-nvl:#EF6C00; --k-bb:#FFB74D; --k-nc:#0F766E; --k-sxc:#64748B;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:"Be Vietnam Pro","Segoe UI",system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.45}
button,input,select,textarea{font:inherit;color:inherit}
.app{display:flex;min-height:100vh}

/* ===== SIDEBAR ===== */
.sb{width:256px;flex-shrink:0;background:linear-gradient(180deg,var(--sb),var(--sb0));color:var(--sbtext);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;z-index:40;transition:transform .25s}
.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}
.logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--chu-dao-2),var(--chu-dao));display:grid;place-items:center;color:#fff;box-shadow:0 6px 16px var(--chu-dao-bong);flex-shrink:0}
.brand b{display:block;color:#fff;font-size:15.5px;letter-spacing:.2px;line-height:1.25}
.brand small{font-size:12px;color:var(--sbmuted)}
.nav{flex:1;overflow:auto;padding:6px 12px}
.nav h6{font-size:10.5px;letter-spacing:1.2px;color:var(--sbmuted);font-weight:700;margin:16px 10px 6px;opacity:.85}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;color:var(--sbtext);text-decoration:none;cursor:pointer;font-weight:500;margin-bottom:2px;transition:.15s}
.nav a:hover{background:rgba(255,255,255,.07);color:#fff}
.nav a.active{background:linear-gradient(90deg,var(--chu-dao),var(--chu-dao-dam));color:#fff;box-shadow:0 6px 16px var(--chu-dao-bong)}
.nav a svg{width:19px;height:19px;flex-shrink:0}
.nav .badge{margin-left:auto;background:var(--danger);color:#fff;font-size:11px;font-weight:700;border-radius:20px;padding:1px 8px}
.nav .badge.w{background:var(--warn)}
.sbcard{margin:12px;padding:16px;border-radius:14px;background:var(--sb2);border:1px solid rgba(255,255,255,.07)}
.sbcard small{font-size:11.5px;color:var(--sbmuted)}
.sbcard b{display:block;color:#fff;font-size:19px;margin-top:2px;font-variant-numeric:tabular-nums}
.sbcard .bar{height:6px;border-radius:6px;background:rgba(255,255,255,.1);margin-top:10px;overflow:hidden}
.sbcard .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--chu-dao-2),#fff);border-radius:6px;transition:width .6s}
.sbcard p{font-size:11.5px;margin-top:6px}
.sbfoot{font-size:10.5px;color:var(--sbmuted);padding:0 20px 16px;line-height:1.4;opacity:.8}

/* ===== MAIN ===== */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.top{display:flex;align-items:center;gap:14px;padding:16px 28px;background:rgba(245,246,250,.86);backdrop-filter:blur(8px);position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line)}
.top h1{font-size:20px;font-weight:700}
.top .sub{color:var(--muted);font-size:12.5px}
.top .right{margin-left:auto;display:flex;align-items:center;gap:10px}
.chip{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:13px;color:var(--muted);white-space:nowrap}
.burger{display:none;border:0;background:var(--card);border-radius:10px;width:40px;height:40px;cursor:pointer;box-shadow:var(--shadow);flex-shrink:0}
.content{padding:24px 28px 40px}
.page{display:none;animation:fade .25s}
.page.show{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.savebox{display:flex;align-items:center;gap:8px}
.savest{font-size:12px;color:var(--muted);text-align:right;line-height:1.25;white-space:nowrap}
.savest b{display:block;font-size:12.5px}
.savest.dirty b{color:#c26a00}
.savest.clean b{color:var(--ok)}
.btn.save{background:var(--sb);border-color:var(--sb);color:#fff;position:relative}
.btn.save:hover{background:var(--sb2)}
.btn.save.dirty::after{content:"";position:absolute;top:-4px;right:-4px;width:12px;height:12px;border-radius:50%;background:#ff9f1a;border:2px solid var(--bg);animation:pulse 1.6s infinite}
@keyframes pulse{50%{transform:scale(1.25)}}

/* ===== COMMON ===== */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{display:flex;align-items:center;gap:10px;padding:16px 18px 6px;flex-wrap:wrap}
.card-h h3{font-size:15px;font-weight:700}
.card-h .hint{color:var(--muted);font-size:12px}
.card-h .r{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.card-b{padding:12px 18px 18px}
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:var(--card);border-radius:10px;padding:9px 14px;cursor:pointer;font-weight:600;font-size:13px;transition:.15s;white-space:nowrap}
.btn:hover{border-color:#c9d2e4;background:#f8faff}
.btn svg{width:16px;height:16px}
.btn.pri{background:var(--chu-dao);border-color:var(--chu-dao);color:#fff}
.btn.pri:hover{background:var(--chu-dao-dam)}
.btn.soft{background:var(--chu-dao-nhat);border-color:transparent;color:var(--chu-dao-dam)}
.btn.danger{color:var(--danger)}
.btn.sm{padding:6px 10px;font-size:12px}
.btn.ico{padding:6px 8px;border-radius:8px}
.btn:disabled{opacity:.5;cursor:default}
.inp,select.inp,textarea.inp{width:100%;border:1px solid var(--line);background:#fbfcfe;border-radius:10px;padding:9px 12px;outline:none;transition:.15s}
.inp:focus{border-color:var(--chu-dao);background:#fff;box-shadow:0 0 0 3px var(--chu-dao-nhat)}
.inp[readonly]{background:#f2f4f8;font-weight:700}
.inp.num{text-align:right;font-variant-numeric:tabular-nums}
label.f{display:block;font-size:12.5px;font-weight:600;color:#3e4759;margin-bottom:6px}
.fg{margin-bottom:14px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.toolbar .grow{flex:1;min-width:200px}
.toolbar .inp{width:auto}
.search{position:relative}
.search svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--muted)}
.search .inp{padding-left:34px;width:100%}
.empty{text-align:center;color:var(--muted);padding:36px 10px}
.muted{color:var(--muted)}
.tbl-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700;text-align:left;padding:11px 12px;background:#f7f9fc;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:10px 12px;border-bottom:1px solid #eef1f6;vertical-align:middle}
tbody tr:hover td{background:#fafbfe}
td.n,th.n{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
td.c,th.c{text-align:center}
tfoot td{font-weight:800;background:#f7f9fc;border-top:2px solid var(--line)}
.tag{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:20px;white-space:nowrap}
.tag.ok{background:var(--okbg);color:var(--ok)}
.tag.warn{background:var(--warnbg);color:#a86b00}
.tag.bad{background:var(--dangerbg);color:var(--danger)}
.tag.cat{background:var(--chu-dao-nhat);color:var(--chu-dao-dam)}
.tag.gray{background:#eef1f6;color:var(--muted)}
.tag.info{background:#e6f0ff;color:#2a5bd7}
td .pcell{min-width:170px}
.pcell b{display:block;font-weight:600}
.pcell small{color:var(--muted);font-size:12px}
.seg{display:inline-flex;background:#eef1f6;border-radius:10px;padding:3px;flex-wrap:wrap}
.seg button{border:0;background:none;padding:6px 12px;border-radius:8px;cursor:pointer;font-weight:600;font-size:12.5px;color:var(--muted)}
.seg button.on{background:#fff;color:var(--text);box-shadow:0 1px 3px rgba(0,0,0,.08)}
.cin{width:100%;min-width:80px;border:1px solid transparent;background:#f3f5f9;border-radius:8px;padding:7px 9px;text-align:right;outline:none;font-weight:600;transition:.15s;font-variant-numeric:tabular-nums}
.cin.l{text-align:left;font-weight:500}
.cin:hover{border-color:#d6dce8}
.cin:focus{border-color:var(--chu-dao);background:#fff;box-shadow:0 0 0 3px var(--chu-dao-nhat)}
.xbtn{border:0;background:none;color:#a3abbb;cursor:pointer;width:30px;height:30px;border-radius:8px;font-size:14px}
.xbtn:hover{background:var(--dangerbg);color:var(--danger)}
.pbar{height:6px;background:#eef1f6;border-radius:6px;margin-top:5px;overflow:hidden}
.pbar i{display:block;height:100%;border-radius:6px}
.pgbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 16px;font-size:13px;color:var(--muted);border-top:1px solid var(--line)}
.pgbar .pgs{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.pgbar select{height:32px;border:1px solid var(--line);border-radius:8px;padding:0 6px;margin:0 8px 0 4px;font:inherit;background:#fff}
.pgbar button{min-width:32px;height:32px;padding:0 9px;border:1px solid var(--line);background:#fff;border-radius:8px;cursor:pointer;font:inherit;font-weight:600;color:var(--text)}
.pgbar button:hover:not(:disabled){border-color:var(--chu-dao);color:var(--chu-dao)}
.pgbar button.on{background:var(--chu-dao);border-color:var(--chu-dao);color:#fff}
.pgbar button:disabled{opacity:.4;cursor:default}

/* ===== DASHBOARD ===== */
.hero{position:relative;overflow:hidden;border-radius:20px;padding:26px 28px;margin-bottom:18px;color:#fff;background:var(--hero);box-shadow:0 18px 40px var(--chu-dao-bong);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1.35fr) 190px;gap:28px;align-items:center;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.hero::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);background-size:18px 18px;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent 20%,#000);mask-image:linear-gradient(90deg,transparent 20%,#000)}
.hero>*{position:relative;z-index:1}
.h-k{font-size:11.5px;letter-spacing:1.4px;font-weight:700;color:var(--hero-mut)}
.h-v{font-size:36px;font-weight:800;letter-spacing:-1px;line-height:1.15;margin:6px 0 8px;font-variant-numeric:tabular-nums;white-space:nowrap}
.h-v small{font-size:19px;font-weight:700;opacity:.85}
.h-sub{font-size:13px;color:var(--hero-sub);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.hero .pill{margin-left:0}
.hero .pill.pu{background:rgba(255,255,255,.18);color:#fff}
.hero .pill.pd{background:rgba(255,255,255,.18);color:#fff}
.hero .pill.na{background:rgba(255,255,255,.12);color:#fff}
.h-stats{display:flex;gap:26px;margin:20px 0;flex-wrap:wrap}
.h-stats b{display:block;font-size:21px;font-weight:800;font-variant-numeric:tabular-nums}
.h-stats span{font-size:12px;color:var(--hero-mut)}
.h-act{display:flex;gap:10px;flex-wrap:wrap}
.hbtn{border:0;border-radius:10px;padding:9px 15px;font-weight:700;cursor:pointer;background:#fff;color:var(--sb);font-size:13px;transition:.15s}
.hbtn:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(0,0,0,.2)}
.hbtn.ghost{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.28)}
.h-chart{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:14px 16px 8px;backdrop-filter:blur(4px);min-width:0}
.h-ct{font-size:12px;color:var(--hero-mut);font-weight:600;display:flex;justify-content:space-between;gap:8px;margin-bottom:6px;flex-wrap:wrap}
.h-ct b{color:#fff}
.h-ring{text-align:center}
.h-ring svg{width:150px;height:150px;display:block;margin:0 auto}
.h-ring b{display:block;font-size:14px;margin-top:8px}
.h-ring span{font-size:12px;color:var(--hero-mut)}
.ring-a{animation:ring 1.3s cubic-bezier(.2,.8,.2,1) both}
@keyframes ring{from{stroke-dasharray:0 400}}
.kc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.kc{padding:16px 18px 0;overflow:hidden;transition:.2s;min-width:0}
.kc:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(16,24,40,.1)}
.kc-h{display:flex;align-items:center;gap:10px}
.kc-ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--cb);color:var(--c);flex-shrink:0}
.kc-ic svg{width:19px;height:19px}
.kc-l{font-size:13px;color:var(--muted);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.pill{flex-shrink:0;margin-left:auto;font-size:11.5px;font-weight:700;padding:3px 8px;border-radius:20px;white-space:nowrap}
.pill.pu{background:var(--okbg);color:var(--ok)}
.pill.pd{background:var(--dangerbg);color:var(--danger)}
.pill.na{background:#eef1f6;color:var(--muted)}
.kc-v{font-size:24px;font-weight:800;letter-spacing:-.5px;margin:12px 0 2px;font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kc-v small{font-size:14px;color:var(--muted);font-weight:700}
.kc-s{font-size:12px;color:var(--muted)}
.spk{display:block;width:calc(100% + 36px);margin:10px -18px 0;height:46px}
.kc.nosp{padding-bottom:16px}
.grid-a{display:grid;grid-template-columns:2fr 1fr;gap:18px;margin-bottom:18px}
.grid-b{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;margin-bottom:18px}
.grid-c{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px}
.grid-a>*,.grid-b>*,.grid-c>*{min-width:0}
.chart{width:100%;height:auto;display:block}
.chart .grid{stroke:#edf0f5}
.chart .ax{font-size:11.5px;fill:#8a93a6}
.chart rect,.chart circle.seg{transition:opacity .15s;cursor:pointer}
.chart rect:hover,.chart circle.seg:hover{opacity:.75}
.chart .bar{transform-box:fill-box;transform-origin:50% 100%;animation:grow .8s cubic-bezier(.2,.8,.2,1) both}
@keyframes grow{from{transform:scaleY(0)}}
.pline,.spk-l{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 1.3s .3s ease forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.chart .hl{pointer-events:none}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}
.msum{display:flex;gap:30px;flex-wrap:wrap;margin:0 0 8px}
.msum small{display:block;font-size:12px;color:var(--muted)}
.msum b{font-size:17px;font-variant-numeric:tabular-nums}
.donut-wrap{display:flex;flex-direction:column;align-items:center;gap:14px}
.donut-wrap svg{max-width:220px}
.dl{width:100%}
.dl div{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px dashed #eef1f6;font-size:13px}
.dl div:last-child{border:0}
.dl i{width:10px;height:10px;border-radius:3px;flex-shrink:0}
.dl span{margin-left:auto;font-weight:700;font-variant-numeric:tabular-nums}
.dl em{font-style:normal;color:var(--muted);width:42px;text-align:right;font-size:12px}
.li{display:flex;align-items:center;gap:12px;padding:9px 0;border-bottom:1px solid #f0f2f7}
.li:last-child{border:0}
.li .meta{flex:1;min-width:0}
.li .meta b{display:block;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.li .meta small{color:var(--muted);font-size:12px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.li .v{text-align:right;font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums}
.li .v small{display:block;font-weight:500;color:var(--muted);font-size:11.5px}
.li.click{cursor:pointer;border-radius:10px;margin:0 -8px;padding-left:8px;padding-right:8px}
.li.click:hover{background:#f6f8fc}
.medal{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;color:#fff;flex-shrink:0}
.tico{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;background:var(--chu-dao-nhat);color:var(--chu-dao-dam)}
.tico svg{width:18px;height:18px}
.cnt-b{background:var(--dangerbg);color:var(--danger);font-size:11.5px;font-weight:700;border-radius:20px;padding:2px 9px}
.cnt-b:empty{display:none}
.cb{padding:9px 0;border-bottom:1px dashed #eef1f6}
.cb:last-child{border:0}
.cb-h{display:flex;justify-content:space-between;gap:8px;font-size:13px;margin-bottom:4px}
.cb-h b{font-weight:700}
.cb-h span{color:var(--muted);font-size:12px;white-space:nowrap}
.stk{display:flex;height:12px;border-radius:7px;overflow:hidden;background:#f1f3f8}
.stk i{display:block;height:100%;transform-origin:left;animation:wgrow .9s cubic-bezier(.2,.8,.2,1) both}
@keyframes wgrow{from{transform:scaleX(0)}}

/* ===== MODAL / TOAST / TIP ===== */
.ov{position:fixed;inset:0;background:rgba(15,27,51,.45);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
.ov.show{display:flex}
.modal{background:#fff;border-radius:18px;width:min(720px,100%);max-height:92vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.25);animation:fade .2s}
.modal.small{width:min(520px,100%)}
.modal.wide{width:min(1000px,100%)}
.modal-h{display:flex;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2}
.modal-h h3{font-size:17px}
.modal-h .x{margin-left:auto;border:0;background:#f1f3f8;width:34px;height:34px;border-radius:10px;cursor:pointer;font-size:18px}
.modal-b{padding:20px 22px}
.modal-b ol,.modal-b ul{padding-left:20px;margin:10px 0}
.modal-b li{margin-bottom:6px}
.modal-f{display:flex;justify-content:flex-end;gap:10px;padding:14px 22px;border-top:1px solid var(--line);background:#fafbfe;border-radius:0 0 18px 18px;flex-wrap:wrap}
#toasts{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:10px;z-index:200}
.toast{background:var(--sb);color:#fff;padding:12px 16px;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.2);font-weight:500;min-width:240px;max-width:420px;border-left:4px solid var(--ok);animation:fade .2s}
.toast.err{border-color:var(--danger)}
#tip{position:fixed;pointer-events:none;background:var(--sb);color:#fff;font-size:12px;padding:6px 10px;border-radius:8px;z-index:300;display:none;white-space:nowrap;font-weight:600}
.set-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.set-grid .card{padding:20px}
.set-grid h4{font-size:15px;margin:10px 0 6px}
.set-grid p{color:var(--muted);font-size:13px;margin-bottom:14px}
.set-ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center}
.set-ic svg{width:22px;height:22px}
.mask{display:none}
.hint2{color:var(--muted);font-size:12.5px;margin:6px 0 12px}
.imp-opt{display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:13px;margin:4px 0 10px}
.imp-opt label{display:flex;gap:5px;align-items:center;cursor:pointer}

/* ===== HƯỚNG DẪN ===== */
.guide{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:18px;align-items:start}
.guide .card{padding:22px 24px}
.guide h3{font-size:16px;margin-bottom:8px}
.guide p{color:#3e4759;margin-bottom:10px}
.steps{counter-reset:s;list-style:none;padding:0;margin:6px 0 4px}
.steps li{counter-increment:s;position:relative;padding:0 0 14px 44px}
.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:50%;background:var(--chu-dao-nhat);color:var(--chu-dao-dam);font-weight:800;display:grid;place-items:center}
.steps li b{display:block}
.steps li span{color:var(--muted);font-size:13px}
.note{background:var(--warnbg);border-radius:12px;padding:12px 14px;font-size:13px;color:#7a5200;margin:10px 0}
.gift{margin-top:14px;padding:14px;border-radius:12px;background:var(--chu-dao-nhat);color:var(--chu-dao-dam);font-weight:600;font-size:13px;text-align:center}
.kbd{display:inline-block;border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:0 6px;font-size:12px;background:#fff;font-weight:700}

/* ===== IN ===== */
.print-h{display:none;text-align:center;margin-bottom:14px}
#printArea{display:none}
.vt{font-family:"Times New Roman",Times,serif;color:#000;font-size:14px;line-height:1.5;padding:4px 6px}
.vt .hd{display:flex;justify-content:space-between;gap:20px}
.vt .hd .r{text-align:center;font-size:13px}
.vt h2{text-align:center;font-size:20px;margin:18px 0 0;letter-spacing:.5px}
.vt .dt{text-align:center;font-style:italic}
.vt .so{text-align:center;margin-bottom:12px}
.vt .ln{margin:2px 0}
.vt table{width:100%;border-collapse:collapse;margin:10px 0 8px}
.vt th,.vt td{border:1px solid #000;padding:5px 6px;font-size:13px;color:#000;background:none!important;text-transform:none;letter-spacing:0;font-weight:400;white-space:normal}
.vt th{text-align:center;font-weight:700}
.vt td.n{text-align:right;white-space:nowrap}
.vt td.c{text-align:center}
.vt tfoot td,.vt tr.b td{font-weight:700}
.vt .sdate{text-align:right;font-style:italic;margin-top:12px;padding-right:10px}
.vt .sign{display:grid;grid-template-columns:repeat(var(--n),1fr);text-align:center;margin-top:4px;padding-bottom:90px}
.vt .sign b{display:block}
.vt .sign i{font-size:12.5px}

/* ===== ĐIỆN THOẠI ===== */
@media (max-width:1280px){.hero{grid-template-columns:1fr 1fr}.h-ring{display:none}.kc-grid{grid-template-columns:1fr 1fr}.grid-b{grid-template-columns:1fr 1fr}}
@media (max-width:1100px){.savest{display:none}.guide{grid-template-columns:1fr}}
@media (max-width:980px){
  .sb{position:fixed;left:0;top:0;transform:translateX(-100%)}
  .sb.open{transform:none}
  .mask.show{display:block;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:35}
  .burger{display:grid;place-items:center}
  .grid-a,.grid-b,.grid-c{grid-template-columns:1fr}
  .top{padding:12px 16px}.content{padding:16px}
}
@media (max-width:760px){.hero{grid-template-columns:minmax(0,1fr);padding:20px;gap:18px}.kc-grid{grid-template-columns:minmax(0,1fr)}.h-v{font-size:27px;white-space:normal}.h-stats{gap:16px;margin:14px 0}.h-stats b{font-size:18px}.row3{grid-template-columns:1fr 1fr}.content{padding:12px}.top{gap:8px}.top .right{gap:6px}}
@media (max-width:420px){.btn.save{padding:9px 10px;font-size:12px}.top h1{font-size:16px}}
@media (max-width:560px){.row2,.row3{grid-template-columns:1fr}.top .chip{display:none}.top h1{font-size:17px}.top .sub{display:none}.btn.hide-m{display:none}}
@media (prefers-reduced-motion:reduce){.chart .bar,.ring-a,.stk i{animation:none}.pline,.spk-l{animation:none;stroke-dashoffset:0}}
@media print{
  .sb,.top,.toolbar,.noprint,#toasts,.pgbar{display:none!important}
  body{background:#fff}.content{padding:0}.card{box-shadow:none;border:0}
  .page{display:none!important}.page.show{display:block!important}
  .print-h{display:block!important}
  body.pdoc .app,body.pdoc #toasts,body.pdoc .ov,body.pdoc #tip{display:none!important}
  body.pdoc #printArea{display:block}
}

/* ===== RIÊNG FILE GIÁ THÀNH ===== */
.ub{padding:9px 0;border-bottom:1px dashed #eef1f6}
.ub:last-child{border:0}
.ub-h{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.ub-h b{font-weight:700}
.ub-h small{color:var(--muted);font-size:12px}
.ub-h .v{margin-left:auto;font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}
.ub-h .v em{font-style:normal;font-weight:600;font-size:12px;margin-left:6px}
.ub-t{position:relative}
.ub-t .stk{height:14px}
.ub-t .pr{position:absolute;top:-4px;width:2px;height:22px;background:var(--text);border-radius:2px}
.up{color:var(--danger)}.dn{color:var(--ok)}
.per-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;margin-top:18px}
.per-grid>*{min-width:0}
.perbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 18px;margin-bottom:18px}
.perbar .big{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums}
.perbar .kv{display:flex;flex-direction:column;padding-left:14px;border-left:1px solid var(--line)}
.perbar .kv small{color:var(--muted);font-size:12px}
.perbar .kv b{font-variant-numeric:tabular-nums}
table.ed td{padding:7px 8px}
table.ed th{padding:10px 8px;white-space:normal;line-height:1.3;vertical-align:bottom}
table.ed .pcell{min-width:190px}
table.ed .cin{min-width:96px}
table.ed td.calc{color:#3e4759;font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
table.ed td.tot{font-weight:800;text-align:right;white-space:nowrap;background:var(--chu-dao-nhat)}
table.ed th.tot{background:var(--chu-dao);color:#fff}
.kdot{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:6px;vertical-align:0}
.bom-wrap{display:grid;grid-template-columns:300px minmax(0,1fr);gap:18px;align-items:start}
.bom-list{max-height:calc(100vh - 170px);overflow:auto;padding:8px}
.bom-it{display:flex;gap:10px;align-items:center;padding:10px;border-radius:10px;cursor:pointer;border:1px solid transparent}
.bom-it:hover{background:#f6f8fc}
.bom-it.on{background:var(--chu-dao-nhat);border-color:#ffd2ad}
.bom-it .av{width:38px;height:38px;border-radius:10px;background:var(--chu-dao-nhat);color:var(--chu-dao-dam);display:grid;place-items:center;font-weight:800;font-size:13px;flex-shrink:0}
.bom-it.on .av{background:var(--chu-dao);color:#fff}
.bom-it b{display:block;font-weight:600;line-height:1.3}
.bom-it small{color:var(--muted);font-size:12px}
.bom-sum{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:0 18px 16px}
.bom-sum div{background:#f7f9fc;border-radius:12px;padding:12px 14px}
.bom-sum small{display:block;color:var(--muted);font-size:12px}
.bom-sum b{font-size:17px;font-variant-numeric:tabular-nums}
td.heat-up{background:#fdecee!important;color:#b4232f;font-weight:700}
td.heat-dn{background:#e7f7ef!important;color:#127a4d;font-weight:700}
.bom-wrap>*{min-width:0}
@media (max-width:1100px){.per-grid,.bom-wrap{grid-template-columns:minmax(0,1fr)}.bom-list{max-height:260px}.bom-sum{grid-template-columns:1fr 1fr}}


/* Five isolated palettes: original palette remains the default. */
:root[data-cost-theme="ruby"]{--chu-dao:#C62828;--chu-dao-dam:#991B1B;--chu-dao-2:#EF5350;--chu-dao-nhat:#FFF0F0;--chu-dao-bong:rgba(198,40,40,.25);--sb:#351319;--sb0:#210B10;--sb2:#4B1B25;--hero:linear-gradient(120deg,#501320,#B71C1C,#E85D55)}
:root[data-cost-theme="ocean"]{--chu-dao:#087E9B;--chu-dao-dam:#075985;--chu-dao-2:#22B8CF;--chu-dao-nhat:#E8F8FC;--chu-dao-bong:rgba(8,126,155,.25);--sb:#102C3A;--sb0:#0A1C29;--sb2:#194356;--hero:linear-gradient(120deg,#103F5B,#087E9B,#26B4CE)}
:root[data-cost-theme="emerald"]{--chu-dao:#16835D;--chu-dao-dam:#065F46;--chu-dao-2:#34B68B;--chu-dao-nhat:#E8F8F0;--chu-dao-bong:rgba(22,131,93,.25);--sb:#103327;--sb0:#091F18;--sb2:#1A4937;--hero:linear-gradient(120deg,#104B37,#16835D,#3BBF91)}
:root[data-cost-theme="indigo"]{--chu-dao:#4F46E5;--chu-dao-dam:#3730A3;--chu-dao-2:#818CF8;--chu-dao-nhat:#EEF2FF;--chu-dao-bong:rgba(79,70,229,.25);--sb:#201C42;--sb0:#12102B;--sb2:#302B5C;--hero:linear-gradient(120deg,#252061,#4F46E5,#818CF8)}
.cost-themes{grid-column:1/-1;padding:20px}
.cost-themes h4{font-size:15px;margin-bottom:6px}
.cost-themes p{font-size:12.5px}
.cost-theme-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin-top:16px}
.cost-theme-choice{display:flex;flex-direction:column;align-items:stretch;gap:8px;padding:8px;background:var(--card);border:2px solid var(--line);border-radius:12px;cursor:pointer;text-align:center;min-width:0;transition:border-color .15s,box-shadow .15s,transform .15s}
.cost-theme-choice:hover{transform:translateY(-2px);border-color:var(--choice-color)}
.cost-theme-choice:focus-visible{outline:3px solid var(--choice-color);outline-offset:2px}
.cost-theme-choice[aria-pressed="true"]{border-color:var(--choice-color);box-shadow:0 0 0 2px var(--chu-dao-nhat)}
.cost-theme-swatch{display:block;height:48px;border-radius:8px;background:linear-gradient(125deg,var(--choice-dark) 0 45%,var(--choice-color) 45% 100%);border:1px solid rgba(0,0,0,.07)}
.cost-theme-label{font-size:12px;font-weight:700;color:var(--text)}
.cost-theme-choice[aria-pressed="true"] .cost-theme-label::before{content:"✓ ";color:var(--choice-color)}
@media(max-width:760px){.cost-theme-options{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:420px){.cost-theme-options{grid-template-columns:repeat(2,minmax(0,1fr))}}