*{box-sizing:border-box}
[hidden]{display:none!important}
/* Layout: app shell — deep-teal sidebar (the spa at dusk) + calm light work area; sun-gold reserved for brand moments and the primary KPI */
html,body{margin:0}
:root{
  --bg:#F3F6F4; --surface:#FFFFFF; --surface-2:#EAF0EC; --ink:#15241F; --muted:#5A6A64; --line:#DAE2DD;
  --brand:#0E4D45; --brand-ink:#FFFFFF; --brand-soft:#D9EAE4; --sun:#C98217; --sun-soft:#FBEACB;
  --ok:#1E7A4C; --ok-soft:#DBF0E3; --warn:#9C5B00; --warn-soft:#FCEACC; --crit:#B3261E; --crit-soft:#F8DDDA; --info:#2A5A88; --info-soft:#DCE7F3;
  --side:#0D3A34; --side-2:#0A2F2A; --side-ink:#E5F0EC; --side-muted:#9DBAB1;
  --f-display:'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --f-body:'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --r:10px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#0D1412; --surface:#141E1B; --surface-2:#1A2622; --ink:#E3ECE8; --muted:#94A69F; --line:#25332E;
  --brand:#4FB3A3; --brand-ink:#05201B; --brand-soft:#16332E; --sun:#F0B04A; --sun-soft:#3A2B10;
  --ok:#5CC48D; --ok-soft:#12321F; --warn:#F0B04A; --warn-soft:#382A0E; --crit:#F2857C; --crit-soft:#3C1916; --info:#80B1E2; --info-soft:#16293C;
  --side:#09110F; --side-2:#070D0C; --side-ink:#DCE8E3; --side-muted:#839A92; color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#0D1412; --surface:#141E1B; --surface-2:#1A2622; --ink:#E3ECE8; --muted:#94A69F; --line:#25332E;
  --brand:#4FB3A3; --brand-ink:#05201B; --brand-soft:#16332E; --sun:#F0B04A; --sun-soft:#3A2B10;
  --ok:#5CC48D; --ok-soft:#12321F; --warn:#F0B04A; --warn-soft:#382A0E; --crit:#F2857C; --crit-soft:#3C1916; --info:#80B1E2; --info-soft:#16293C;
  --side:#09110F; --side-2:#070D0C; --side-ink:#DCE8E3; --side-muted:#839A92; color-scheme:dark }
html,body{height:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:14px;line-height:1.5}
*{box-sizing:border-box}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--sun);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
h1,h2,h3{margin:0;text-wrap:balance}
a{color:var(--brand)}

/* ---------- Login ---------- */
.login{min-height:100vh;min-height:100dvh;display:grid;grid-template-columns:1.1fr 1fr}
.login-art{background:var(--side);color:var(--side-ink);position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;padding-block:40px;padding-left:max(40px, env(safe-area-inset-left,0px));padding-right:40px}
.login-art .sunrise{position:absolute;left:50%;bottom:-180px;width:520px;height:520px;transform:translateX(-50%);border-radius:50%;background:radial-gradient(circle at 50% 50%, #F6C766 0 34%, #E59A2C 35% 52%, rgba(229,154,44,.25) 53% 66%, rgba(229,154,44,0) 67%)}
.login-art .horizon{position:absolute;left:0;right:0;bottom:0;height:150px;background:repeating-linear-gradient(to bottom, var(--side) 0 10px, var(--side-2) 10px 14px)}
.login-art blockquote{position:relative;margin:0;max-width:30ch;font-family:var(--f-display);font-size:28px;line-height:1.25}
.login-art small{position:relative;color:var(--side-muted);letter-spacing:.08em;text-transform:uppercase;font-size:11px}
.brand{display:flex;align-items:center;gap:12px;position:relative}
.brand-name{font-family:var(--f-display);font-weight:700;font-size:26px;letter-spacing:.14em}
.brand-sub{font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--side-muted)}
.login-form{display:flex;align-items:center;justify-content:center;padding-block:40px;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
.login-card{width:100%;max-width:400px;display:grid;gap:18px}
.login-card h1{font-family:var(--f-display);font-size:34px;font-weight:600}
.demo-accts{display:grid;gap:8px}
.demo-acct{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);cursor:pointer;text-align:left}
.demo-acct:hover{border-color:var(--brand)}
.demo-acct b{font-weight:600}
.demo-acct span{color:var(--muted);font-size:12px}

/* ---------- Shell ---------- */
.shell{display:grid;grid-template-columns:248px minmax(0,1fr);min-height:100%}
.side{background:var(--side);color:var(--side-ink);display:flex;flex-direction:column;gap:20px;padding-block:22px;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:16px;position:sticky;top:0;height:100vh}
.nav{display:grid;gap:2px}
.nav button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:0;border-radius:8px;background:transparent;color:var(--side-ink);cursor:pointer;text-align:left;font-size:13.5px}
.nav button:hover{background:rgba(255,255,255,.06)}
.nav button[aria-current="page"]{background:rgba(255,255,255,.1);box-shadow:inset 3px 0 0 #E9A93B}
.nav svg{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.7;opacity:.85}
.nav .badge{margin-left:auto;background:#E9A93B;color:#2B1A00;border-radius:999px;font-size:11px;font-weight:700;padding:0 7px;line-height:18px}
.side-foot{margin-top:auto;display:grid;gap:10px;font-size:12.5px}
.me{display:flex;gap:10px;align-items:center}
.avatar{width:34px;height:34px;border-radius:50%;background:#E9A93B;color:#2B1A00;display:grid;place-items:center;font-weight:700;flex:none}
.me small{display:block;color:var(--side-muted)}
.side .ghost{background:transparent;border:1px solid rgba(255,255,255,.18);color:var(--side-ink)}

.main{min-width:0;padding-block:24px 48px;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
.main-inner{max-width:1240px;margin:0 auto;display:grid;gap:20px}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap}
.page-head h1{font-family:var(--f-display);font-size:34px;font-weight:600;line-height:1.1}
.page-head p{margin:4px 0 0;color:var(--muted)}
.demo-note{font-size:12px;color:var(--muted);background:var(--surface-2);border-radius:8px;padding:8px 12px}

/* ---------- Components ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--crit)}
.btn.sm{padding:4px 10px;font-size:12.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.seg{display:inline-flex;background:var(--surface-2);border-radius:9px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:transparent;padding:6px 12px;border-radius:7px;cursor:pointer;font-size:13px;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.08)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);min-width:0}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px 0;flex-wrap:wrap}
.panel-head h2{font-size:15px;font-weight:600}
.panel-head .hint{color:var(--muted);font-size:12px}
.panel-body{padding:14px 16px 16px}
.grid{display:grid;gap:16px}
.g-kpi{grid-template-columns:repeat(4,minmax(0,1fr))}
.g-2{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}
.g-2e{grid-template-columns:repeat(2,minmax(0,1fr))}
.kpi{padding:14px 16px;display:grid;gap:4px}
.kpi .label{font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.kpi .value{font-size:26px;font-weight:600;letter-spacing:-.01em}
.kpi.hero{background:var(--side);border-color:var(--side);color:var(--side-ink)}
.kpi.hero .label{color:var(--side-muted)}
.kpi.hero .value{color:#F3BE5E}
.delta{font-size:12.5px;font-weight:500}
.delta.up{color:var(--ok)} .delta.down{color:var(--crit)}
.kpi.hero .delta.up{color:#7FD8A6} .kpi.hero .delta.down{color:#FF9C92}
.kpi .sub{font-size:12px;color:var(--muted)}
.kpi.hero .sub{color:var(--side-muted)}
.chart-box{position:relative;height:260px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-weight:600;font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.r,th.r{text-align:right}
tbody tr.click{cursor:pointer}
tbody tr.click:hover td{background:var(--surface-2)}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--muted)}
.chip{display:inline-flex;align-items:center;gap:5px;border-radius:999px;padding:1px 9px;font-size:11.5px;font-weight:600;white-space:nowrap}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.chip.ok{background:var(--ok-soft);color:var(--ok)} .chip.warn{background:var(--warn-soft);color:var(--warn)}
.chip.crit{background:var(--crit-soft);color:var(--crit)} .chip.info{background:var(--info-soft);color:var(--info)}
.chip.mute{background:var(--surface-2);color:var(--muted)}
.tag{display:inline-block;border-radius:5px;padding:0 6px;font-size:11px;font-weight:600;background:var(--brand-soft);color:var(--brand)}
.tag.sp{background:var(--sun-soft);color:var(--warn)}
.tag.goi{background:var(--info-soft);color:var(--info)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.input,.select{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:8px 10px;min-width:0}
.input:focus,.select:focus{border-color:var(--brand);outline:none}
.field{display:grid;gap:4px}
.field label{font-size:12px;font-weight:500;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.form-grid .full{grid-column:1/-1}
.bar-row{display:grid;grid-template-columns:minmax(90px,140px) minmax(0,1fr) auto;gap:10px;align-items:center;font-size:13px;padding:5px 0}
.bar-track{height:10px;background:var(--surface-2);border-radius:5px;overflow:hidden}
.bar-fill{height:100%;background:var(--brand);border-radius:0 5px 5px 0}
.bar-fill.over{background:var(--crit)}
.alert-item{display:grid;grid-template-columns:4px minmax(0,1fr) auto;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);align-items:start}
.alert-item:last-child{border-bottom:0}
.alert-item .stripe{align-self:stretch;border-radius:2px}
.stripe.crit{background:var(--crit)} .stripe.warn{background:var(--warn)} .stripe.info{background:var(--info)}
.alert-item h3{font-size:14px;font-weight:600}
.alert-item p{margin:2px 0 0;color:var(--muted);font-size:13px}
.empty{color:var(--muted);text-align:center;padding:24px}
.pick-list{max-height:260px;overflow-y:auto;border:1px solid var(--line);border-radius:10px;margin-top:6px;background:var(--surface)}
.pick-row{display:grid;grid-template-columns:20px 56px minmax(0,1fr) auto;gap:10px;align-items:center;padding:9px 12px;border-bottom:1px solid var(--line);cursor:pointer;font-size:14px}
.pick-row[hidden]{display:none}
.pick-row:last-of-type{border-bottom:0}
.pick-row:hover{background:var(--bg)}
.pick-row.on{background:color-mix(in srgb,var(--brand) 10%,transparent);font-weight:600}
.pick-row input{width:18px;height:18px;margin:0;accent-color:var(--brand)}
.pick-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qty-step{display:inline-flex;align-items:center;gap:6px}
.qty-step .btn{min-width:28px;padding:2px 6px;justify-content:center}
.qty-step b{min-width:18px;text-align:center}
.scan-row{display:flex;gap:8px;align-items:end;flex-wrap:wrap;background:var(--sun-soft);border-radius:8px;padding:10px}
.scan-input{border-style:dashed;border-color:var(--sun);font-variant-numeric:tabular-nums}
.option-card{display:grid;gap:8px;padding:16px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
.option-card h3{font-size:15px;font-weight:600}
.option-card p{margin:0;color:var(--muted);font-size:13px}
.totals{display:grid;gap:4px;font-size:13.5px}
.totals div{display:flex;justify-content:space-between}
.totals .grand{font-size:20px;font-weight:700;padding-top:6px;border-top:1px solid var(--line);margin-top:4px}
.readonly{display:inline-flex;gap:6px;align-items:center;font-size:12px;color:var(--info);background:var(--info-soft);padding:4px 10px;border-radius:999px;font-weight:600}
.sales-grid td{white-space:nowrap}
.stock-grid{grid-template-columns:minmax(0,2fr) minmax(300px,1fr)}
.form-grid.top{align-items:start}
.matrix td.c,.matrix th.c{text-align:center}
.yes{color:var(--ok);font-weight:700} .no{color:var(--muted)}

.overlay{position:fixed;inset:0;background:rgba(5,15,12,.5);display:grid;place-items:center;z-index:50;padding:16px}
.modal{background:var(--surface);border-radius:12px;width:100%;max-width:560px;max-height:90vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line)}
.modal-head h2{font-size:17px;font-weight:600}
.modal-body{padding:18px;display:grid;gap:14px}
.modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:0 18px 18px}
.x{border:0;background:transparent;font-size:22px;cursor:pointer;color:var(--muted);line-height:1}
.toast{position:fixed;right:max(16px, env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;z-index:60;font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.err{color:var(--crit);font-size:12.5px}

@media (max-width:1080px){ .g-kpi{grid-template-columns:repeat(2,minmax(0,1fr))} .g-2,.sales-grid,.stock-grid{grid-template-columns:minmax(0,1fr)} }
@media (max-width:860px){
  .shell{grid-template-columns:minmax(0,1fr)}
  .side{position:sticky;top:0;height:auto;z-index:20;flex-direction:row;flex-wrap:wrap;align-items:center;gap:10px;padding-block:10px;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
  .side .brand-sub{display:none}
  .nav{display:flex;overflow-x:auto;width:100%;order:3;gap:4px;padding-bottom:2px}
  .nav button{width:auto;white-space:nowrap}
  .nav button[aria-current="page"]{box-shadow:inset 0 -2px 0 #E9A93B}
  .side-foot{margin:0 0 0 auto;grid-auto-flow:column;align-items:center}
  .me div{display:none}
  .login{grid-template-columns:minmax(0,1fr)}
  .login-art{min-height:240px;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
  .login-art blockquote{font-size:22px}
  .g-2e,.form-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:480px){ .g-kpi{grid-template-columns:minmax(0,1fr)} .page-head h1{font-size:28px} }
@media (prefers-reduced-motion:reduce){ *{transition:none!important;animation:none!important} }
td.r.num,td.num{white-space:nowrap}
/* Báo cáo cổ đông: số to, dễ đọc */
.inv-kpis{grid-template-columns:2fr repeat(3,minmax(0,1fr))}
.inv-kpi{padding:20px 22px;gap:6px}
.inv-kpi .label{font-size:12.5px}
.inv-kpi .value{font-size:clamp(22px,2.2vw,30px);font-weight:700;white-space:nowrap}
.inv-kpi.hero .value{font-size:clamp(30px,3.6vw,46px)}
.inv-kpi .sub{font-size:13px}
.inv-table td,.inv-table th{font-size:14px}
.price-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px 28px}
.price-list h3{margin:0 0 6px;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--brand)}
.price-row{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--line);font-size:15px}
.price-row b{white-space:nowrap;font-size:15.5px}
@media (max-width:900px){ .inv-kpis{grid-template-columns:1fr 1fr} .inv-kpis .hero{grid-column:1/-1} }
@media (max-width:520px){ .inv-kpis{grid-template-columns:1fr} }