:root{
  --bg:#F8FAFC; --surface:#fff; --muted:#E9EEF6; --border:#D5DEEB; --fg:#0F1E45; --fg2:#475569;
  --primary:#1E40AF; --on-primary:#fff; --ok:#166534; --ok-bg:#DCFCE7; --warn:#92400E; --warn-bg:#FEF3C7;
  --bad:#B91C1C; --bad-bg:#FEE2E2; --ring:#1E40AF; --sel:#EAF1FF;
  --sans:'Be Vietnam Pro',system-ui,sans-serif; --mono:'Fira Code',ui-monospace,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0B1220; --surface:#111B2E; --muted:#1A2740; --border:#2A3A58; --fg:#E6ECF8; --fg2:#9FB0CC;
  --primary:#6EA0FF; --on-primary:#0B1220; --ok:#86EFAC; --ok-bg:#12351F; --warn:#FCD34D; --warn-bg:#3A2A0A;
  --bad:#FCA5A5; --bad-bg:#421414; --ring:#6EA0FF; --sel:#16264A;}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:14px/1.5 var(--sans)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--ring);outline-offset:2px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--surface);padding:8px;z-index:100}
header{display:flex;align-items:center;gap:16px;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--surface);flex-wrap:wrap}
header h1{font-size:15px;margin:0;font-weight:600}
header .meta{color:var(--fg2);font-size:13px}
nav{display:flex;gap:4px;margin-left:auto}
nav button{border:0;background:none;padding:10px 14px;min-height:44px;border-bottom:2px solid transparent;color:var(--fg2);font-weight:500}
nav button[aria-selected="true"]{color:var(--primary);border-color:var(--primary)}
.proto{background:var(--warn-bg);color:var(--warn);padding:6px 16px;font-size:13px;border-bottom:1px solid var(--border)}
main{padding:16px;max-width:1500px;margin:0 auto;padding-bottom:88px}
.view{display:none}.view.on{display:block}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.split{display:grid;grid-template-columns:minmax(280px,5fr) 7fr;gap:16px;align-items:start}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:6px}
.panel h2{font-size:13px;font-weight:600;margin:0;padding:10px 12px;border-bottom:1px solid var(--border);display:flex;gap:8px;align-items:center;justify-content:space-between}
.sheet{aspect-ratio:1/1.3;margin:12px;border:1px dashed var(--border);border-radius:4px;background:
  repeating-linear-gradient(0deg,transparent 0 23px,var(--muted) 23px 24px),var(--bg);position:relative;display:grid;place-items:center;text-align:center;color:var(--fg2);padding:16px}
.sheet b{display:block;font-size:28px;color:var(--fg);font-family:var(--mono)}
.tools{display:flex;gap:8px;padding:8px 12px;border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center}
.chip{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap}
.chip svg{width:12px;height:12px}
.c-ok{background:var(--ok-bg);color:var(--ok)}.c-warn{background:var(--warn-bg);color:var(--warn)}.c-bad{background:var(--bad-bg);color:var(--bad)}
.filter{border:1px solid var(--border);background:var(--surface);border-radius:6px;padding:0 12px;min-height:36px}
.filter[aria-pressed="true"]{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.tablewrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;min-width:640px}
th{font-size:12px;text-align:left;color:var(--fg2);font-weight:600;padding:6px 10px;border-bottom:1px solid var(--border);white-space:nowrap;position:sticky;top:0;background:var(--surface)}
td{padding:0 10px;height:36px;border-bottom:1px solid var(--muted);white-space:nowrap}
tbody tr:nth-child(even){background:color-mix(in srgb,var(--muted) 35%,transparent)}
tbody tr[aria-selected="true"]{background:var(--sel);box-shadow:inset 3px 0 0 var(--primary)}
tbody tr{cursor:pointer;transition:background .15s}
tr.rej td.code{text-decoration:line-through;text-decoration-color:var(--bad)}
input[type=number]{width:84px;min-height:28px;border:1px solid var(--border);border-radius:4px;background:var(--surface);color:var(--fg);padding:0 6px;text-align:right;font-family:var(--mono)}
.btn{min-height:44px;padding:0 16px;border-radius:6px;border:1px solid var(--border);background:var(--surface);font-weight:500}
.btn.primary{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn.sm{min-height:32px;padding:0 10px;font-size:13px}
.bar{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--border);padding:10px 16px;display:flex;gap:16px;align-items:center;flex-wrap:wrap;z-index:20}
.bar .sum{color:var(--fg2);font-size:13px}.bar .sp{margin-left:auto;display:flex;gap:8px}
.banner{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:6px;margin-bottom:12px;border:1px solid}
.banner svg{width:18px;height:18px;flex:none;margin-top:2px}
.banner.bad{background:var(--bad-bg);color:var(--bad);border-color:var(--bad)}
.banner.ok{background:var(--ok-bg);color:var(--ok);border-color:var(--ok)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:12px}
.kpi{padding:12px}.kpi small{color:var(--fg2);display:block}.kpi strong{font-size:22px;font-family:var(--mono);font-variant-numeric:tabular-nums}
.flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.step{padding:12px}.step h3{margin:0 0 4px;font-size:14px}.step p{margin:4px 0;color:var(--fg2);font-size:13px}
.toast{position:fixed;right:16px;bottom:76px;background:var(--fg);color:var(--bg);padding:8px 14px;border-radius:6px;opacity:0;pointer-events:none;transition:opacity .2s}
.toast.on{opacity:1}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
/* ---------- Bàn báo giá (poc3) — bổ sung trên token của bản mẫu ---------- */
a{color:var(--primary)}
header .who{margin-left:auto;display:flex;gap:8px;align-items:center;font-size:13px;color:var(--fg2)}
header nav{margin-left:0}
.muted{color:var(--fg2)} .small{font-size:12px} .right{text-align:right}
h1.page{font-size:16px;margin:0 0 12px;font-weight:600}
.stepper{display:grid;grid-template-columns:repeat(6,minmax(120px,1fr));gap:6px;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--border);overflow-x:auto}
.stepper button{display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:left;border:1px solid var(--border);background:var(--surface);border-radius:6px;padding:6px 10px;min-height:52px}
.stepper button[aria-current="step"]{border-color:var(--primary);box-shadow:inset 0 -3px 0 var(--primary)}
.stepper .g{font-family:var(--mono);font-size:12px;color:var(--fg2)} .stepper .t{font-weight:600;font-size:13px}
.stepper .w{font-size:11px;color:var(--fg2)}
.c-none{border:1px solid var(--border);color:var(--fg2)}
.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
.bar .reason{font-size:13px;color:var(--fg2)} .bar .counts{display:flex;gap:12px;align-items:center;font-size:13px}
.bar .counts span{display:inline-flex;gap:4px;align-items:center} .bar svg{width:16px;height:16px}
.blockers{margin-bottom:12px;display:flex;flex-direction:column;gap:6px}
.blk{display:flex;gap:8px;align-items:flex-start;padding:8px 10px;border-radius:6px;border:1px solid var(--border);background:var(--surface);font-size:13px}
.blk.hard{background:var(--bad-bg);color:var(--bad);border-color:var(--bad)} .blk.soft{background:var(--warn-bg);color:var(--warn);border-color:var(--warn)}
.blk.acked{background:var(--surface);color:var(--fg2);border-color:var(--border)}
.blk svg{width:16px;height:16px;flex:none;margin-top:2px} .blk .msg{flex:1} .blk code{font-family:var(--mono)}
.pad{padding:12px} .stack{display:flex;flex-direction:column;gap:12px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
label.f{display:flex;flex-direction:column;gap:4px;font-size:13px;font-weight:500}
label.f input,label.f select,label.f textarea,input.cell,textarea{border:1px solid var(--border);border-radius:4px;background:var(--surface);color:var(--fg);padding:6px 8px;font:inherit;min-height:36px}
textarea{min-height:72px;width:100%}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
fieldset{border:1px solid var(--border);border-radius:6px;padding:0 0 4px;margin:0 0 12px}
legend{font-weight:600;font-size:13px;padding:0 6px;margin-left:8px}
.req{color:var(--bad)} .err{color:var(--bad);font-size:12px}
td.edit{cursor:text;text-decoration:underline dotted var(--fg2)} td input.cell{width:100%;min-height:28px;padding:2px 6px}
.viewer{position:relative;margin:12px} .viewer img{display:block;width:100%;height:auto;border:1px solid var(--border);border-radius:4px;background:#fff}
.viewer .hl{position:absolute;border:2px solid var(--primary);background:color-mix(in srgb,var(--primary) 12%,transparent);pointer-events:none;border-radius:2px}
.src{display:flex;gap:8px;align-items:flex-start;padding:6px 12px;border-bottom:1px solid var(--muted);font-size:13px}
.src .chip{flex:none}
.big{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:12px}
.big .kpi strong{display:block}
.explain{background:var(--muted);border-radius:6px;padding:10px 12px;font-size:13px;margin-bottom:12px}
.colcode{font-family:var(--mono);font-size:12px;border:1px solid var(--border);border-radius:4px;padding:0 5px}
tr.grp td{background:var(--muted);font-weight:600;font-size:12px;height:28px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px}
.card{border:1px solid var(--border);border-radius:6px;padding:8px 10px;font-size:13px;background:var(--surface)}
.users{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:8px;max-width:720px}
.users .btn{justify-content:flex-start;display:flex;flex-direction:column;align-items:flex-start;padding:10px 14px;height:auto}
.flash{animation:flash 1.2s ease-out}@keyframes flash{from{background:var(--ok-bg)}to{background:transparent}}
.hidden{display:none!important}
@media(prefers-reduced-motion:reduce){.spin,.flash{animation:none}}
a.btn{text-decoration:none;display:inline-flex;align-items:center;color:inherit}
a.btn.primary{color:var(--on-primary)}
.blockers-box{margin-bottom:12px}.blockers-box summary{cursor:pointer;font-size:13px}
.blockers-box .blockers{max-height:260px;overflow:auto;padding:0 8px 8px;margin:0}
h1[tabindex="-1"]:focus{outline:none}
.split{grid-template-columns:minmax(280px,5fr) minmax(0,7fr)} .split>*{min-width:0}
.split.narrow{grid-template-columns:minmax(240px,3fr) minmax(0,9fr)}
@media(max-width:900px){.split,.split.narrow{grid-template-columns:1fr}}
table{min-width:0} td.wrap{white-space:normal;min-width:180px;line-height:1.35;padding-top:4px;padding-bottom:4px}
.split.narrow>.panel{position:sticky;top:8px;max-height:calc(100vh - 110px);overflow:auto}
ol.pad,ul.pad{padding-left:32px}
@media(max-width:900px){.split.narrow>.panel{position:static;max-height:none}.split>.panel{order:2}}
label.btn{display:inline-flex;align-items:center;cursor:pointer}
.btn svg,.bar svg{width:16px;height:16px;flex:none} .btn .row{gap:6px}
.banner.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn)}
.viewer .pg{position:relative;line-height:0}
.cands{margin-top:4px;display:flex;flex-direction:column;gap:4px;white-space:normal} .cands .btn{min-height:28px}
tr.detail td{height:auto;padding:4px 10px 10px;white-space:normal;background:var(--surface)} tr.detail{cursor:default}
/* poc5: mã quy tắc trên dòng BOM (rê chuột / focus để xem nội dung) */
.rule{display:inline-block;padding:1px 6px;margin:1px 2px 1px 0;border:1px solid var(--border);border-radius:4px;font-size:12px;cursor:help}
.rule:focus-visible{outline:2px solid var(--ring);outline-offset:1px}

/* trợ giúp (huong-dan-vai-tro) */
.md h2{font-size:1.25rem;margin:1.2em 0 .4em}.md h3{font-size:1.05rem;margin:1em 0 .3em}.md h4{margin:.8em 0 .2em}
.md p,.md li{line-height:1.5}.md ul,.md ol{padding-left:1.4em}.md li ul{margin:.2em 0 .4em}
.md table{font-size:.92rem}.md td,.md th{vertical-align:top}.md code{font-family:"Fira Code",monospace;font-size:.9em}
.md input[type=checkbox]{margin-right:.4em}.blk .gloss{margin-top:.25em}.blk .gloss b{font-weight:600}
.md td{white-space:normal;height:auto;padding:6px 10px;line-height:1.4;min-width:120px}.md td:first-child{white-space:nowrap}
.banner.warn{background:var(--warn-bg);color:var(--warn);border-color:var(--warn)}
/* bảng việc (kenh-nap-va-bang-viec D10) */
.board{display:grid;grid-template-columns:repeat(8,minmax(220px,1fr));gap:10px;overflow-x:auto;padding-bottom:8px;align-items:start}
.bcol{background:var(--muted);border-radius:6px;min-height:120px}
.bcol.missing{background:var(--warn-bg)}
.bcol h2{font-size:13px;font-weight:600;margin:0;padding:8px 10px;display:flex;justify-content:space-between;gap:6px;align-items:center}
.bcol h2 svg{width:14px;height:14px;vertical-align:-2px}
.bcards{display:flex;flex-direction:column;gap:8px;padding:0 8px 8px}
.bcard{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--border);border-radius:6px;padding:8px;display:flex;flex-direction:column;gap:4px;cursor:pointer}
.bcard:hover{border-color:var(--primary)}
.bcard.sla-gan{border-left-color:var(--warn)}.bcard.sla-vuot{border-left-color:var(--bad)}.bcard.sla-ok{border-left-color:var(--ok)}
.bcard .pname{font-weight:500;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.drop{display:flex;align-items:center;justify-content:center;gap:6px;min-height:44px;border:1px dashed var(--border);border-radius:6px;font-size:13px;color:var(--fg2);cursor:pointer}
.drop svg{width:14px;height:14px}.drop.over{border-color:var(--primary);background:var(--sel);color:var(--primary)}
@media (max-width:720px){.board{grid-template-columns:repeat(8,82vw)}}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:12px;flex-wrap:wrap}
.tabs button{border:0;background:none;padding:10px 14px;min-height:44px;border-bottom:2px solid transparent;color:var(--fg2);font-weight:500;cursor:pointer}
.tabs button[aria-selected="true"]{color:var(--primary);border-color:var(--primary)}
.src{font-size:12px;color:var(--fg2)}

/* khung có thanh điều hướng (bam-mockup-v1 D1) */
.app{display:flex;min-height:100vh}
.appmain{flex:1;min-width:0}
#nav{width:220px;flex:none;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;overflow:auto;padding:12px 8px;gap:8px;z-index:30}
#nav .brand{font-weight:600;font-size:15px;padding:6px 10px 10px;color:var(--fg);text-decoration:none}
#nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
#nav li a{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 10px;border-radius:6px;color:var(--fg2);text-decoration:none;font-weight:500}
#nav li a svg{width:18px;height:18px;flex:none}
#nav li a:hover{background:var(--muted);color:var(--fg)}
#nav li a[aria-current="page"]{background:var(--sel);color:var(--primary);box-shadow:inset 3px 0 0 var(--primary)}
#nav .navfoot{margin-top:auto;border-top:1px solid var(--border);padding:10px 10px 4px;color:var(--fg2);display:flex;flex-direction:column;gap:4px;line-height:1.35}
#nav .navfoot .warnline{color:var(--warn)}
#nav .navfoot svg{width:13px;height:13px;vertical-align:-2px;margin-right:4px}
.app:has(#nav:not(.hidden)) header h1{display:none}
.navtoggle{display:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.app:has(#nav:not(.hidden)) ~ .bar{left:220px}
@media (max-width:720px){
  #nav{position:fixed;left:0;top:0;bottom:0;transform:translateX(-100%);transition:transform .15s;box-shadow:0 0 24px rgba(0,0,0,.25)}
  #nav.open{transform:none}
  .navtoggle{display:inline-flex;align-items:center;gap:6px}
  .app:has(#nav:not(.hidden)) header h1{display:block}
  .app:has(#nav:not(.hidden)) ~ .bar{left:0}
  header .who{gap:6px}
}
/* bảng việc theo artboard 7 (bam-mockup-v1 D2) */
.bcol h2 .colsub{display:block;font-weight:400;font-size:12px;color:var(--fg2)}
.bsum{margin:0 0 8px;color:var(--fg2)} .bsum .bad{color:var(--bad);font-weight:600}
.bcard .fob{font-size:13px} .bcard .retn{color:var(--warn)} .bcard .retn svg{width:13px;height:13px;vertical-align:-2px}
.search svg{width:16px;height:16px;color:var(--fg2)} .search input{min-width:220px}
@media (max-width:720px){.search input{min-width:0;width:100%}.search{flex:1 1 100%}}
.bcol h2{align-items:flex-start} .bcol h2>span:last-child{white-space:nowrap} .bcol h2 .colsub{white-space:nowrap}
/* Tạo phiếu nhanh — panel "Phiếu sẽ tạo" (bam-mockup-v1 D4) */
.split.newrun{grid-template-columns:minmax(0,8fr) minmax(260px,4fr)}
.pvpanel{position:sticky;top:8px} .pvpanel h2.pvh{font-size:14px;margin:0 0 8px;padding:0;border:0}
.pv{display:grid;grid-template-columns:110px 1fr;gap:6px;font-size:13px;padding:4px 0;border-bottom:1px solid var(--muted)}
.flist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.flist li{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:13px}
@media(max-width:900px){.split.newrun{grid-template-columns:1fr}.pvpanel{position:static;order:-1}}
.splitnote svg{width:14px;height:14px;vertical-align:-2px;color:var(--ok)} .splitnote .btn{margin-left:4px}
.fobcmp{gap:8px;font-size:13px}
/* ---------- Quản trị (man-quan-tri D9) ---------- */
.tools a.btn{display:inline-flex;align-items:center;text-decoration:none;color:var(--fg)}
.tools [role=tab][aria-selected="true"]{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
select{min-height:32px;border:1px solid var(--border);border-radius:4px;background:var(--surface);color:var(--fg);font:inherit;padding:0 6px}