:root{
  --bg:#eef2f6; --card:#fff; --line:#e2e8f0; --text:#0f172a; --muted:#64748b; --muted2:#94a3b8;
  --primary:#15803d; --primary-d:#166534; --primary-soft:#dcfce7;
  --blue:#2563eb; --amber:#d97706; --red:#dc2626; --violet:#7c3aed; --cyan:#0891b2;
  --radius:14px; --sh:0 1px 3px rgba(15,23,42,.08),0 1px 2px rgba(15,23,42,.04);
  --safe-b:env(safe-area-inset-bottom);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;
  -webkit-font-smoothing:antialiased;font-size:16px;padding-bottom:calc(74px + var(--safe-b))}
a{color:inherit;text-decoration:none}
.muted{color:var(--muted)}

/* App bar */
.appbar{position:sticky;top:0;z-index:30;height:56px;background:var(--primary);color:#fff;display:flex;align-items:center;gap:6px;padding:0 8px;
  padding-top:env(safe-area-inset-top);box-shadow:0 2px 8px rgba(21,128,61,.25)}
.ab-back{width:40px;height:40px;border:none;background:transparent;color:#fff;font-size:30px;line-height:1;cursor:pointer;border-radius:10px}
.ab-back:active{background:rgba(255,255,255,.15)}
.ab-title{flex:1;font-weight:700;font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-op{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.2);display:grid;place-items:center;font-weight:700;color:#fff;flex:none}

.content{max-width:760px;margin:0 auto;padding:14px}

/* Bottom tab */
.tabbar{position:fixed;bottom:0;left:0;right:0;z-index:30;display:flex;align-items:center;justify-content:space-around;
  background:#fff;border-top:1px solid var(--line);padding:6px 8px calc(6px + var(--safe-b));box-shadow:0 -2px 10px rgba(15,23,42,.06)}
.tabbar a,.tabbar button{flex:1;border:none;background:transparent;display:flex;flex-direction:column;align-items:center;gap:2px;
  color:var(--muted);font-size:11px;font-weight:600;cursor:pointer;padding:6px 0;font-family:inherit}
.tabbar .ti{font-size:20px;line-height:1}
.tabbar a.on{color:var(--primary)}
.tab-scan{color:#fff!important}
.tab-scan span{width:54px;height:54px;margin-top:-22px;border-radius:50%;background:var(--primary);display:grid;place-items:center;
  font-size:26px;box-shadow:0 6px 18px rgba(21,128,61,.45);border:3px solid var(--bg)}

/* Drawer */
.drawer{position:fixed;inset:0;z-index:40;background:rgba(8,15,30,.5);display:none;align-items:flex-end}
.drawer.on{display:flex;animation:fade .2s}
@keyframes fade{from{opacity:0}to{opacity:1}}
.drawer-sheet{background:var(--bg);width:100%;border-radius:20px 20px 0 0;padding:16px 14px calc(20px + var(--safe-b));animation:up .25s}
@keyframes up{from{transform:translateY(30px)}to{transform:none}}
.drawer-h{font-weight:700;font-size:15px;margin-bottom:12px;color:var(--muted)}
.mod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.mod{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 6px;text-align:center;font-size:11.5px;font-weight:600;
  display:flex;flex-direction:column;align-items:center;gap:7px}
.mod:active{transform:scale(.96)}
.mod-ic{width:42px;height:42px;border-radius:12px;background:color-mix(in srgb,var(--mc) 14%,#fff);color:var(--mc);display:grid;place-items:center;font-size:20px}

/* Cards / sections */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--sh);margin-bottom:12px}
.sec-h{font-weight:700;font-size:15px;margin:18px 2px 10px;display:flex;align-items:center;justify-content:space-between}
.sec-h a{color:var(--primary);font-size:13px;font-weight:600}

/* Dashboard KPI */
.kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:6px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:var(--sh)}
.kpi .n{font-size:26px;font-weight:800;letter-spacing:-.02em}
.kpi .l{color:var(--muted);font-size:12.5px;font-weight:500;margin-top:2px}
.kpi.p .n{color:var(--primary)} .kpi.b .n{color:var(--blue)} .kpi.a .n{color:var(--amber)} .kpi.r .n{color:var(--red)}

/* Home module grid (big) */
.home-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.home-mod{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 8px;text-align:center;box-shadow:var(--sh);
  display:flex;flex-direction:column;align-items:center;gap:9px;font-size:12.5px;font-weight:600}
.home-mod:active{transform:scale(.96)}
.home-ic{width:50px;height:50px;border-radius:14px;background:color-mix(in srgb,var(--mc) 14%,#fff);color:var(--mc);display:grid;place-items:center;font-size:24px}

/* List rows */
.list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh)}
.row{display:flex;align-items:center;gap:12px;padding:13px 14px;border-bottom:1px solid var(--line)}
.row:last-child{border-bottom:none}
.row:active{background:#f8fafc}
.row .main{flex:1;min-width:0}
.row .t{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .s{color:var(--muted);font-size:12.5px;margin-top:1px}
.row .r{text-align:right;flex:none}
.row .chev{color:var(--muted2);font-size:20px;flex:none}
.qty{font-weight:800;font-size:17px;font-variant-numeric:tabular-nums}

/* Badges */
.badge{display:inline-block;font-size:11px;font-weight:700;padding:3px 9px;border-radius:8px}
.bg{background:var(--primary-soft);color:var(--primary-d)} .ba{background:#fef3c7;color:#92400e}
.bb{background:#dbeafe;color:#1e40af} .br{background:#fee2e2;color:#991b1b} .bm{background:#f1f5f9;color:#475569}
.bv{background:#ede9fe;color:#5b21b6}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;border:none;cursor:pointer;font-family:inherit;
  background:var(--primary);color:#fff;font-weight:700;font-size:16px;padding:15px;border-radius:14px;transition:.12s;box-shadow:0 4px 12px rgba(21,128,61,.25)}
.btn:active{transform:translateY(1px)}
.btn.sec{background:#fff;color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn.ghost{background:transparent;color:var(--primary);box-shadow:none}
.btn.sm{width:auto;padding:9px 16px;font-size:14px;border-radius:10px}
.btn.blue{background:var(--blue);box-shadow:0 4px 12px rgba(37,99,235,.25)}
.btn-row{display:flex;gap:10px}

/* Forms */
label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:12px 0 6px}
input,select{width:100%;background:#fff;border:1.5px solid var(--line);border-radius:12px;font:inherit;font-size:16px;padding:13px 14px;outline:none;color:var(--text)}
input:focus,select:focus{border-color:var(--primary)}
.field-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}
.numpad-val{font-size:34px;font-weight:800;text-align:center;font-variant-numeric:tabular-nums}

/* Scan target row (operation) */
.scanbox{background:var(--card);border:2px dashed var(--primary);border-radius:16px;padding:18px;text-align:center;box-shadow:var(--sh)}
.scanbox .big{font-size:18px;font-weight:700;margin-bottom:4px}
.scan-cta{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--primary);color:#fff;font-weight:700;font-size:17px;padding:16px;border-radius:14px;width:100%;border:none;cursor:pointer;box-shadow:0 4px 14px rgba(21,128,61,.3)}
.scan-cta:active{transform:translateY(1px)}

.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);z-index:60;background:#0f172a;color:#fff;padding:12px 18px;border-radius:12px;
  font-weight:600;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.3);opacity:0;transition:.2s;pointer-events:none;max-width:90vw;text-align:center}
.toast.show{opacity:1;bottom:106px}
.toast.ok{background:var(--primary-d)} .toast.err{background:var(--red)}

.empty{text-align:center;color:var(--muted);padding:36px 16px}
.empty .em{font-size:40px;opacity:.5}
.search{margin-bottom:12px}
.progress{height:7px;background:var(--line);border-radius:4px;overflow:hidden;margin-top:8px}
.progress>i{display:block;height:100%;background:var(--primary);border-radius:4px}

/* tables (stock/movements) */
.tbl{width:100%;border-collapse:collapse;font-size:14px;background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh)}
.tbl th{text-align:left;background:#f8fafc;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em;padding:9px 12px;font-weight:700}
.tbl td{padding:11px 12px;border-top:1px solid var(--line)}
.tbl tr:active td{background:#f8fafc}

/* Scan modal (camera) */
.scan{position:fixed;inset:0;z-index:70;background:#000;display:none;flex-direction:column}
.scan.on{display:flex}
.scan-top{display:flex;align-items:center;justify-content:space-between;color:#fff;padding:calc(12px + env(safe-area-inset-top)) 16px 12px;font-weight:700;font-size:16px}
.scan-top button{background:rgba(255,255,255,.15);border:none;color:#fff;width:38px;height:38px;border-radius:50%;font-size:18px;cursor:pointer}
#scanVideo{flex:1;width:100%;object-fit:cover;background:#000}
.scan-frame{position:fixed;top:50%;left:50%;transform:translate(-50%,-60%);width:74vw;max-width:320px;height:180px;border:3px solid #22c55e;border-radius:16px;box-shadow:0 0 0 100vmax rgba(0,0,0,.45);pointer-events:none}
.scan-bottom{background:#0f172a;padding:16px 16px calc(20px + var(--safe-b))}
.scan-manual{display:flex;gap:8px}
.scan-manual input{flex:1;background:#1e293b;border:1px solid #334155;color:#fff}
.scan-manual button{background:var(--primary);color:#fff;border:none;border-radius:12px;padding:0 18px;font-weight:700;cursor:pointer}
.scan-hint{color:#94a3b8;font-size:13px;text-align:center;margin-top:10px}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(160deg,#15803d,#0f3d2e)}
.login-card{background:#fff;border-radius:22px;padding:26px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.login-logo{width:60px;height:60px;border-radius:16px;background:linear-gradient(135deg,#15803d,#22c55e);display:grid;place-items:center;font-size:28px;margin:0 auto 14px}
.login-card h1{text-align:center;font-size:20px;font-weight:800}
.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:18px}
.op-list{display:grid;gap:8px;margin-bottom:8px}
.op-pick{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;font-weight:600}
.op-pick.sel{border-color:var(--primary);background:var(--primary-soft)}
.op-av{width:38px;height:38px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700}
.lerr{background:#fee2e2;color:#991b1b;border-radius:10px;padding:10px;font-size:14px;font-weight:600;text-align:center;margin-bottom:10px}
.pin-dots{display:flex;justify-content:center;gap:10px;margin:14px 0}
.pin-dots i{width:14px;height:14px;border-radius:50%;background:var(--line)}
.pin-dots i.f{background:var(--primary)}
.numpad{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.numpad button{background:#f1f5f9;border:none;border-radius:14px;padding:16px;font-size:22px;font-weight:700;cursor:pointer;font-family:inherit}
.numpad button:active{background:#e2e8f0}