:root{--bg:#f6f7f8;--card:#fff;--fg:#1c2024;--muted:#6b7280;--line:#e3e6ea;--acc:#0f766e;--acc2:#e6f4f2;--bad:#c2410c;--warn:#a16207;--good:#15803d;--r:10px}
*{box-sizing:border-box}html,body{margin:0}body{font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--fg)}
.hidden{display:none!important}.muted{color:var(--muted);font-size:13px}.err{color:var(--bad);min-height:1em;font-size:14px}
input,select,textarea{font:inherit;width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--acc2);border-color:var(--acc)}
label{display:block;font-size:13px;color:var(--muted);margin:0 0 10px}label input,label select,label textarea{margin-top:4px;color:var(--fg)}
.btn{font:inherit;font-weight:600;border:1px solid var(--line);background:#fff;padding:9px 14px;border-radius:8px;cursor:pointer;color:var(--fg)}
.btn.primary{background:var(--acc);border-color:var(--acc);color:#fff}.btn:disabled{opacity:.5;cursor:default}.btn.ghost{background:transparent}.btn.sm{padding:5px 10px;font-size:13px}.btn.block{width:100%}
.brand{display:flex;align-items:center;gap:8px}.logo{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--acc);color:#fff;font-weight:800;font-size:13px}
.brand small{display:block;color:var(--muted);font-size:12px}
.login{min-height:100vh;display:grid;place-items:center;padding:16px}.login-card{background:var(--card);width:min(100%,360px);padding:24px;border-radius:14px;border:1px solid var(--line)}.login-card .brand{margin-bottom:18px}
.top{position:sticky;top:0;z-index:5;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:16px;padding:8px 16px;flex-wrap:wrap}
.nav{display:flex;gap:4px;flex:1;overflow-x:auto}.nav a{padding:8px 12px;border-radius:8px;cursor:pointer;white-space:nowrap;font-weight:600;color:var(--muted)}.nav a.active{background:var(--acc2);color:var(--acc)}
.who{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.banner{background:#fef3c7;color:#78350f;text-align:center;font-weight:700;font-size:12px;padding:4px;letter-spacing:.04em}
main{max-width:1200px;margin:0 auto;padding:16px}
.head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}h1{font-size:20px;margin:0}h2{font-size:15px;margin:0 0 10px}h3{font-size:13px;margin:12px 0 8px;color:var(--muted)}
.chips{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin-bottom:8px}
.chip{flex:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 11px;font-size:13px;cursor:pointer;white-space:nowrap}.chip b{margin-left:4px}.chip.on{background:var(--fg);color:#fff;border-color:var(--fg)}
.filters{display:grid;grid-template-columns:1fr 150px 130px;gap:8px;margin-bottom:12px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;display:flex;flex-direction:column;gap:6px;border-left:4px solid var(--line)}
.card .r1{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}.card .name{font-weight:700}.card .money{font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}
.card .meta{font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 10px}.card .mon{font-size:14px}
.card .act{display:flex;gap:6px;align-items:center;margin-top:4px}.card .act select{flex:1;padding:6px 8px}.card a.link{font-size:13px;font-weight:600;color:var(--acc);text-decoration:none;white-space:nowrap;padding:6px 10px;border:1px solid var(--acc2);border-radius:8px;background:var(--acc2)}
.tag{display:inline-block;font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:999px;background:#eef0f2;color:#374151}
.tt-moi_chot{border-left-color:#2563eb}.tt-chot_that{border-left-color:#0f766e}.tt-khach_im{border-left-color:#d97706;background:#fffbeb}.tt-huy{border-left-color:#9ca3af;opacity:.75}.tt-da_bill{border-left-color:#7c3aed}.tt-len_haravan{border-left-color:#0891b2}.tt-dang_giao{border-left-color:#15803d}
.mau-tag{background:#fef3c7;color:#78350f}
.nhap{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:12px;align-items:start}
.box{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin-bottom:12px}
.drop{display:grid;place-items:center;min-height:120px;border:2px dashed var(--line);border-radius:10px;cursor:pointer;color:var(--muted);text-align:center;padding:10px;margin:0}.drop img{max-width:100%;max-height:280px;border-radius:6px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:10px}
.item{display:grid;grid-template-columns:1.3fr .7fr .8fr .6fr 1fr auto;gap:6px;align-items:end;padding:8px 0;border-bottom:1px solid var(--line)}.item label{margin:0;font-size:11.5px}.item .x{border:0;background:none;font-size:20px;color:var(--muted);cursor:pointer;padding:4px 6px}
.item .ten{grid-column:1/-1;font-size:12px;color:var(--muted)}
.pay>div,.pay label{display:flex;justify-content:space-between;align-items:center;gap:12px}.pay label input{width:140px;text-align:right;margin:0}.pay>div{padding:6px 0}.pay .total{border-top:1px solid var(--line);margin-top:6px;padding-top:10px;font-size:17px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kiem{list-style:none;margin:0;padding:0;font-size:13.5px}.kiem li{padding:4px 0 4px 18px;position:relative}.kiem li::before{content:"";position:absolute;left:2px;top:10px;width:8px;height:8px;border-radius:50%;background:var(--muted)}
.kiem .loi{color:var(--bad)}.kiem .loi::before{background:var(--bad)}.kiem .canh{color:var(--warn)}.kiem .canh::before{background:#eab308}.kiem .ok{color:var(--good)}.kiem .ok::before{background:var(--good)}
input.bad{border-color:var(--bad);background:#fff7ed}
.mini{display:grid;gap:6px;font-size:13.5px}.mini div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line);padding:6px 0}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}.seg button{font:inherit;border:0;background:#fff;padding:6px 14px;cursor:pointer}.seg button.on{background:var(--fg);color:#fff}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,160px),1fr));gap:10px;margin-bottom:12px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px}.kpi span{font-size:12.5px;color:var(--muted)}.kpi b{display:block;font-size:22px;font-variant-numeric:tabular-nums;margin-top:2px}.kpi.neg b{color:var(--bad)}.kpi.pos b{color:var(--good)}
canvas{width:100%!important}
.tbl-wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px}
.tbl{border-collapse:collapse;width:100%;font-size:13.5px}.tbl th,.tbl td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.tbl th{background:#fafafa;font-size:12px;color:var(--muted)}.tbl td.n{text-align:right;font-variant-numeric:tabular-nums}.tbl td.neg{color:var(--bad)}
.tbl td.wrap{white-space:normal;min-width:220px;color:var(--muted);font-size:12.5px}
.userform{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:8px;margin-top:10px}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--fg);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:20;max-width:90vw}.toast.show{opacity:1}
.empty{padding:30px;text-align:center;color:var(--muted);background:var(--card);border:1px dashed var(--line);border-radius:var(--r)}
@media (max-width:760px){
  .top{gap:6px;padding:8px 10px}.top .brand b{display:none}.who span{display:none}.nav{order:3;flex-basis:100%}
  main{padding:10px}.filters{grid-template-columns:1fr 1fr}.filters input{grid-column:1/-1}
  .nhap{grid-template-columns:1fr}
  .item{grid-template-columns:1fr 1fr 1fr;}.item .x{grid-column:3;justify-self:end}
  .sticky-save{position:sticky;bottom:0;background:var(--bg);padding:8px 0;margin:0}.sticky-save .btn{flex:1}
  .pay label input{width:120px}
}

.small{font-size:12px;margin:2px 0 8px}
.meta.warn{color:#b45309}
.tbl td small{color:#9ca3af;font-weight:400}
.tt-qua_han{border-left-color:#9ca3af}
.tt-gop{opacity:.65}
#fNgay{min-width:170px}