/* ===================================================================
   FnB ERP — Design System  (v1)
   Elegant enterprise UI, light theme, mobile responsive
   =================================================================== */
:root{
  --nav-bg:#0b1220;
  --nav-bg-2:#0f1b34;
  --nav-item:#94a3b8;
  --nav-item-active:#ffffff;
  --nav-active-bg:rgba(16,185,129,.14);
  --brand:#10b981;
  --brand-600:#059669;
  --brand-700:#047857;
  --bg:#eef1f7;
  --bg-soft:#f6f8fc;
  --card:#ffffff;
  --ink:#0f172a;
  --ink-2:#334155;
  --muted:#64748b;
  --muted-2:#94a3b8;
  --line:#e6eaf1;
  --line-2:#eef2f7;
  --radius:16px;
  --radius-sm:11px;
  --shadow:0 1px 2px rgba(16,24,40,.04), 0 6px 20px rgba(16,24,40,.06);
  --shadow-lg:0 10px 40px rgba(16,24,40,.12);
  --blue:#3b82f6; --purple:#8b5cf6; --teal:#14b8a6; --amber:#f59e0b;
  --red:#ef4444; --green:#22c55e; --pink:#ec4899; --indigo:#6366f1;
  --sidebar-w:270px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--ink);
  font-size:14px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:20px}
::-webkit-scrollbar-track{background:transparent}

/* ---------- Layout shell ---------- */
.app{display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);
  background:linear-gradient(180deg,var(--nav-bg),var(--nav-bg-2));
  color:#cbd5e1;
  position:fixed;top:0;bottom:0;left:0;
  display:flex;flex-direction:column;
  z-index:60;
  transition:left .28s cubic-bezier(.4,0,.2,1);
}
.main{margin-left:var(--sidebar-w);flex:1;min-width:0;display:flex;flex-direction:column}

/* ---------- Brand ---------- */
.brand{display:flex;align-items:center;gap:12px;padding:20px 20px 18px}
.brand-logo{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),#34d399);
  display:grid;place-items:center;font-size:22px;
  box-shadow:0 6px 16px rgba(16,185,129,.35);
}
.brand-txt h1{font-size:16px;font-weight:800;color:#fff;letter-spacing:-.2px;line-height:1.1}
.brand-txt p{font-size:10.5px;color:#7c8aa5;margin-top:2px;font-weight:500}

/* ---------- Nav ---------- */
.nav{flex:1;overflow-y:auto;padding:6px 12px 20px}
.nav::-webkit-scrollbar-thumb{background:#26324d}
.nav-group{font-size:10px;font-weight:700;letter-spacing:.9px;color:#5c6a86;padding:16px 12px 7px}
.nav-item{
  display:flex;align-items:center;gap:12px;
  padding:10px 12px;border-radius:11px;color:var(--nav-item);
  font-weight:500;font-size:13.5px;margin-bottom:2px;position:relative;
  transition:background .15s,color .15s;
}
.nav-item svg{width:19px;height:19px;flex-shrink:0;stroke-width:1.9}
.nav-item:hover{background:rgba(255,255,255,.05);color:#e2e8f0}
.nav-item.active{background:var(--nav-active-bg);color:var(--nav-item-active);font-weight:600}
.nav-item.active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:3px;height:22px;border-radius:0 3px 3px 0;background:var(--brand);
}
.nav-badge{margin-left:auto;background:var(--red);color:#fff;font-size:10px;font-weight:700;
  padding:1px 7px;border-radius:20px}

/* ---------- Sidebar user ---------- */
.side-user{margin:10px 12px 14px;padding:12px;border-radius:13px;background:rgba(255,255,255,.05);
  display:flex;align-items:center;gap:11px}
.side-user .ava{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--indigo),var(--purple));
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:14px}
.side-user .nm{font-size:13px;font-weight:600;color:#fff;line-height:1.2}
.side-user .rl{font-size:11px;color:#7c8aa5}

/* ---------- Topbar ---------- */
.topbar{
  height:66px;background:rgba(255,255,255,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:16px;padding:0 26px;
  position:sticky;top:0;z-index:40;
}
.hamburger{display:none;width:40px;height:40px;border-radius:10px;background:var(--bg-soft);
  place-items:center;color:var(--ink)}
.hamburger svg{width:22px;height:22px}
.search{flex:1;max-width:420px;position:relative}
.search input{width:100%;height:40px;border:1px solid var(--line);border-radius:11px;
  padding:0 14px 0 40px;background:var(--bg-soft);font-size:13.5px;color:var(--ink);outline:none;transition:.15s}
.search input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(16,185,129,.12)}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted-2)}
.top-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.pill{display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 13px;border-radius:10px;
  font-size:12.5px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink-2)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(34,197,94,.18)}
.pill.brandline{color:var(--brand-700);border-color:rgba(16,185,129,.3);background:rgba(16,185,129,.07)}
.icon-btn{width:40px;height:40px;border-radius:11px;background:var(--bg-soft);display:grid;place-items:center;
  color:var(--ink-2);position:relative}
.icon-btn svg{width:20px;height:20px}
.icon-btn .notif{position:absolute;top:7px;right:8px;width:8px;height:8px;border-radius:50%;background:var(--red);border:2px solid #fff}
.lang-switch{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;height:34px}
.lang-switch a{padding:0 11px;display:grid;place-items:center;font-size:12px;font-weight:700;color:var(--muted)}
.lang-switch a.on{background:var(--ink);color:#fff}

/* ---------- Content ---------- */
.content{padding:26px;max-width:1600px;width:100%}
.page-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.page-head h2{font-size:24px;font-weight:800;letter-spacing:-.4px}
.page-head p{color:var(--muted);font-size:13.5px;margin-top:3px}
.page-head .ph-actions{margin-left:auto;display:flex;gap:9px;flex-wrap:wrap}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 17px;border-radius:11px;
  font-weight:600;font-size:13.5px;transition:.15s}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(16,185,129,.28)}
.btn-primary:hover{background:var(--brand-600)}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:var(--muted-2)}

/* ---------- Cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-pad{padding:20px}
.card-head{display:flex;align-items:center;gap:12px;padding:17px 20px;border-bottom:1px solid var(--line-2)}
.card-head h3{font-size:15px;font-weight:700}
.card-head .sub{font-size:12px;color:var(--muted)}
.card-head .link{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--brand-700)}

/* ---------- Grid ---------- */
.grid{display:grid;gap:18px}
.kpi-row{grid-template-columns:repeat(6,1fr)}
.g-3{grid-template-columns:2fr 1fr}
.g-2{grid-template-columns:1fr 1fr}
.g-2-1{grid-template-columns:1.4fr 1fr}
.mt{margin-top:18px}

/* ---------- KPI tile ---------- */
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:17px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.kpi .top{display:flex;align-items:flex-start;justify-content:space-between}
.kpi .chip{width:40px;height:40px;border-radius:12px;display:grid;place-items:center}
.kpi .chip svg{width:21px;height:21px}
.kpi .label{font-size:12.5px;color:var(--muted);font-weight:500;margin-bottom:5px}
.kpi .val{font-size:24px;font-weight:800;letter-spacing:-.6px;line-height:1.05}
.kpi .delta{display:inline-flex;align-items:center;gap:3px;font-size:11.5px;font-weight:700;margin-top:9px}
.kpi .delta.up{color:var(--green)} .kpi .delta.down{color:var(--red)}
.kpi .delta span{color:var(--muted-2);font-weight:500}
.kpi .spark{position:absolute;right:0;bottom:0;left:0;height:34px;opacity:.9}
.chip.c-green{background:rgba(34,197,94,.12);color:var(--green)}
.chip.c-blue{background:rgba(59,130,246,.12);color:var(--blue)}
.chip.c-purple{background:rgba(139,92,246,.12);color:var(--purple)}
.chip.c-teal{background:rgba(20,184,166,.12);color:var(--teal)}
.chip.c-amber{background:rgba(245,158,11,.14);color:var(--amber)}
.chip.c-red{background:rgba(239,68,68,.12);color:var(--red)}
.chip.c-indigo{background:rgba(99,102,241,.12);color:var(--indigo)}

/* ---------- Tables ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:13px}
table.tbl th{text-align:left;font-size:11px;font-weight:700;letter-spacing:.4px;color:var(--muted);
  text-transform:uppercase;padding:11px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
table.tbl td{padding:13px 16px;border-bottom:1px solid var(--line-2);color:var(--ink-2);white-space:nowrap}
table.tbl tbody tr:last-child td{border-bottom:none}
table.tbl tr:hover td{background:var(--bg-soft)}
table.tbl .num{text-align:right;font-variant-numeric:tabular-nums;font-weight:600;color:var(--ink)}
.t-strong{font-weight:700;color:var(--ink)}
.t-mut{color:var(--muted)}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:20px}
.badge.green{background:rgba(34,197,94,.13);color:#15803d}
.badge.blue{background:rgba(59,130,246,.13);color:#1d4ed8}
.badge.amber{background:rgba(245,158,11,.16);color:#b45309}
.badge.red{background:rgba(239,68,68,.13);color:#b91c1c}
.badge.gray{background:#eef2f7;color:#64748b}
.badge.purple{background:rgba(139,92,246,.13);color:#6d28d9}
.badge .d{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---------- Progress ---------- */
.bar{height:7px;border-radius:20px;background:#eef2f7;overflow:hidden;min-width:70px}
.bar>i{display:block;height:100%;border-radius:20px;background:var(--brand)}
.bar.blue>i{background:var(--blue)} .bar.amber>i{background:var(--amber)}
.bar.red>i{background:var(--red)} .bar.purple>i{background:var(--purple)}

/* ---------- Donut legend ---------- */
.legend{display:flex;flex-direction:column;gap:12px}
.legend .row{display:flex;align-items:center;gap:9px;font-size:13px}
.legend .k{width:9px;height:9px;border-radius:3px}
.legend .nm{color:var(--ink-2);font-weight:500}
.legend .vl{margin-left:auto;font-weight:700}

/* ---------- Alerts list ---------- */
.alert-item{display:flex;align-items:center;gap:13px;padding:13px 20px;border-bottom:1px solid var(--line-2)}
.alert-item:last-child{border-bottom:none}
.alert-ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;flex-shrink:0}
.alert-ico svg{width:19px;height:19px}
.alert-item .tt{font-size:13.5px;font-weight:600;color:var(--ink)}
.alert-item .ds{font-size:12px;color:var(--muted);margin-top:1px}

/* ---------- Stat mini ---------- */
.stat-mini{display:flex;flex-direction:column;gap:3px;padding:15px 16px;border-radius:13px;background:var(--bg-soft)}
.stat-mini .l{font-size:11.5px;color:var(--muted);font-weight:600}
.stat-mini .v{font-size:20px;font-weight:800;letter-spacing:-.3px}

/* ---------- AI box ---------- */
.ai-box{background:linear-gradient(135deg,#eff6ff,#f0fdf4);border:1px solid #dbeafe;border-radius:14px;padding:16px;position:relative}
.ai-box .lbl{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:800;color:var(--indigo);
  background:#fff;border-radius:20px;padding:3px 10px;margin-bottom:10px;border:1px solid #e0e7ff}
.ai-box p{font-size:13px;color:var(--ink-2);line-height:1.6}
.ai-box b{color:var(--brand-700)}

/* ---------- Footer statusbar ---------- */
.statusbar{margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:13px 20px;display:flex;align-items:center;gap:26px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.statusbar b{color:var(--ink-2)}
.statusbar .s{display:flex;align-items:center;gap:8px}
.statusbar .s .dot{width:8px;height:8px;border-radius:50%;background:var(--green)}

/* ---------- Section title ---------- */
.sec-title{font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin:24px 0 12px}

/* ---------- Notice ---------- */
.notice{display:flex;gap:11px;align-items:flex-start;background:#fffbeb;border:1px solid #fde68a;border-radius:12px;padding:13px 15px;font-size:12.5px;color:#92400e}
.notice svg{width:18px;height:18px;flex-shrink:0;color:#d97706;margin-top:1px}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:5px;margin-bottom:18px;overflow-x:auto}
.tabs a{padding:8px 15px;border-radius:9px;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}
.tabs a.on{background:var(--ink);color:#fff}
.tabs a:not(.on):hover{background:var(--bg-soft);color:var(--ink)}

/* ---------- Login ---------- */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}
.login-hero{background:linear-gradient(150deg,#0b1220,#0f1b34 55%,#0b3a2e);color:#fff;padding:60px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.login-hero::after{content:"";position:absolute;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(16,185,129,.35),transparent 65%);bottom:-120px;right:-80px}
.login-hero .lg{display:flex;align-items:center;gap:13px;position:relative;z-index:2}
.login-hero h2{font-size:34px;font-weight:800;letter-spacing:-.6px;line-height:1.15;position:relative;z-index:2}
.login-hero .feat{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;margin-top:24px}
.login-hero .feat .f{display:flex;gap:11px;align-items:center;font-size:14px;color:#cbd5e1}
.login-hero .feat .f .ic{width:34px;height:34px;border-radius:9px;background:rgba(255,255,255,.09);display:grid;place-items:center}
.login-hero .feat .f .ic svg{width:18px;height:18px;color:var(--brand)}
.login-form{display:flex;flex-direction:column;justify-content:center;padding:60px;background:#fff}
.login-form .box{max-width:380px;width:100%;margin:0 auto}
.login-form h3{font-size:24px;font-weight:800;margin-bottom:6px}
.login-form .mut{color:var(--muted);margin-bottom:26px;font-size:13.5px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.field input{width:100%;height:46px;border:1px solid var(--line);border-radius:11px;padding:0 14px;font-size:14px;outline:none;transition:.15s}
.field input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(16,185,129,.12)}
.demo-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:20px}
.demo-btn{border:1px solid var(--line);border-radius:11px;padding:10px 12px;text-align:left;transition:.15s;background:#fff}
.demo-btn:hover{border-color:var(--brand);background:rgba(16,185,129,.05)}
.demo-btn .r{font-size:12.5px;font-weight:700;color:var(--ink)}
.demo-btn .e{font-size:11px;color:var(--muted)}

/* ---------- Overlay (mobile) ---------- */
.overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:55;backdrop-filter:blur(2px)}

/* ---------- Responsive ---------- */
@media(max-width:1200px){
  .kpi-row{grid-template-columns:repeat(3,1fr)}
  .g-3,.g-2-1{grid-template-columns:1fr}
}
@media(max-width:900px){
  .g-2{grid-template-columns:1fr}
  .login-wrap{grid-template-columns:1fr}
  .login-hero{display:none}
  .login-form{padding:36px 24px}
}
@media(max-width:768px){
  .sidebar{left:calc(-1 * var(--sidebar-w) - 10px)}
  .sidebar.open{left:0;box-shadow:var(--shadow-lg)}
  .main{margin-left:0}
  .hamburger{display:grid}
  .overlay.show{display:block}
  .content{padding:18px}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .page-head h2{font-size:20px}
  .search{max-width:none}
  .hide-sm{display:none}
}
@media(max-width:480px){
  .kpi-row{grid-template-columns:1fr}
  .top-right .pill{display:none}
}