:root{
  --sidebar-bg:#101a33;
  --sidebar-bg-hover:#1a2748;
  --sidebar-active:#2563eb;
  --sidebar-text:#aab4cc;
  --sidebar-text-dim:#6b7593;
  --bg:#f3f5f9;
  --card-bg:#ffffff;
  --text-dark:#1a2135;
  --text-muted:#8a93a8;
  --border:#eceff4;
  --blue:#3b82f6;
  --green:#10b981;
  --purple:#8b5cf6;
  --orange:#f59e0b;
  --red:#ef4444;
  --teal:#14b8a6;
  --radius:14px;
  --shadow:0 1px 3px rgba(20,25,50,.06), 0 1px 2px rgba(20,25,50,.04);
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  background:var(--bg);
  color:var(--text-dark);
  display:flex;
  min-height:100vh;
}

/* SIDEBAR */
.sidebar{
  width:230px;
  background:var(--sidebar-bg);
  color:var(--sidebar-text);
  display:flex;
  flex-direction:column;
  flex-shrink:0;
  height:100vh;
  position:sticky;
  top:0;
}
.sidebar-header{
  display:flex;
  align-items:center;
  gap:10px;
  padding:20px 18px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.sidebar-header .logo{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--blue),#2dd4bf);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#fff;font-size:15px;
}
.sidebar-header .brand{font-weight:700;font-size:15px;color:#fff;letter-spacing:.3px;}
.sidebar-header .brand span{display:block;font-size:10px;font-weight:400;color:var(--sidebar-text-dim);letter-spacing:1px;}
.sidebar-header .toggle{margin-left:auto;color:var(--sidebar-text-dim);cursor:pointer;}

.nav{flex:1;overflow-y:auto;padding:10px 10px 10px;}
.nav-item{
  display:flex;align-items:center;gap:12px;
  padding:10px 12px;margin-bottom:2px;border-radius:9px;
  font-size:13.5px;color:var(--sidebar-text);cursor:pointer;
  text-decoration:none;
  transition:background .15s,color .15s;
}
.nav-item .ic{width:18px;text-align:center;font-size:14px;}
.nav-item .chev{margin-left:auto;font-size:10px;color:var(--sidebar-text-dim);}
.nav-item:hover{background:var(--sidebar-bg-hover);color:#fff;}
.nav-item.active{background:var(--sidebar-active);color:#fff;font-weight:600;}

.sidebar-footer{
  padding:14px 18px;border-top:1px solid rgba(255,255,255,.06);
  font-size:11px;color:var(--sidebar-text-dim);
}
.sidebar-footer .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:6px;}

/* MAIN */
.main{flex:1;display:flex;flex-direction:column;min-width:0;}
.topbar{
  display:flex;align-items:center;gap:18px;
  padding:14px 26px;background:#fff;border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:5;
}
.search{
  flex:1;max-width:420px;display:flex;align-items:center;gap:8px;
  background:var(--bg);border-radius:10px;padding:9px 14px;color:var(--text-muted);font-size:13px;
}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:20px;}
.icon-btn{position:relative;font-size:17px;color:#5b6478;cursor:pointer;}
.icon-btn .badge{
  position:absolute;top:-7px;right:-9px;background:var(--red);color:#fff;
  font-size:9.5px;font-weight:700;border-radius:8px;padding:1px 5px;
}
.company-select{
  display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:9px;
  padding:8px 12px;font-size:12.5px;font-weight:600;color:var(--text-dark);cursor:pointer;
}
.profile{display:flex;align-items:center;gap:10px;}
.profile .avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--blue));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;}
.profile .name{font-size:12.5px;font-weight:700;line-height:1.3;}
.profile .role{font-size:11px;color:var(--text-muted);}

.content{padding:24px 26px 40px;}
.page-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px;flex-wrap:wrap;gap:12px;}
.page-header h1{font-size:23px;font-weight:800;}
.page-header p{font-size:13px;color:var(--text-muted);margin-top:3px;}
.header-actions{display:flex;gap:10px;align-items:center;}
.period-select{
  background:#fff;border:1px solid var(--border);border-radius:10px;
  padding:9px 14px;font-size:12.5px;font-weight:600;color:var(--text-dark);
  box-shadow:var(--shadow);cursor:pointer;
}
.btn-dark{
  background:var(--text-dark);color:#fff;border:none;border-radius:10px;
  padding:10px 16px;font-size:12.5px;font-weight:700;cursor:pointer;
  display:flex;align-items:center;gap:8px;
}

/* KPI ROW */
.kpi-row{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;margin-bottom:20px;}
.kpi-card{
  background:var(--card-bg);border-radius:var(--radius);padding:16px;
  box-shadow:var(--shadow);
}
.kpi-icon{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:16px;color:#fff;margin-bottom:12px;
}
.kpi-label{font-size:12px;color:var(--text-muted);font-weight:600;}
.kpi-value{font-size:18px;font-weight:800;margin:4px 0 4px;}
.kpi-delta{font-size:11px;color:var(--green);font-weight:700;}
.kpi-link{font-size:11px;color:var(--blue);font-weight:700;text-decoration:none;}

/* GRID MAIN CHARTS */
.grid-3{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:16px;margin-bottom:20px;}
.card{background:var(--card-bg);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);}
.card-title{font-size:14.5px;font-weight:700;margin-bottom:14px;}
.card-title-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.chip{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:5px 10px;font-size:11.5px;font-weight:600;color:var(--text-dark);}

.top-list{list-style:none;}
.top-list li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);}
.top-list li:last-child{border-bottom:none;}
.rank{width:20px;height:20px;border-radius:6px;background:var(--bg);color:var(--text-muted);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.top-list .info{flex:1;min-width:0;}
.top-list .pname{font-size:12.5px;font-weight:600;}
.top-list .bar{height:5px;border-radius:4px;background:var(--bg);margin-top:5px;overflow:hidden;}
.top-list .bar span{display:block;height:100%;background:var(--blue);border-radius:4px;}
.top-list .qty{font-size:11.5px;color:var(--text-muted);font-weight:700;white-space:nowrap;}
.avatar-sm{width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--blue));flex-shrink:0;}
.top-list .amount{font-size:12px;font-weight:700;color:var(--green);}
.link-more{display:block;text-align:center;margin-top:12px;padding:9px;border-radius:9px;background:var(--bg);font-size:12px;font-weight:700;color:var(--text-dark);cursor:pointer;}

/* SECOND ROW: mini stat cards */
.grid-4{display:grid;grid-template-columns:1fr 1fr 1fr 1fr 1.4fr;gap:16px;margin-bottom:20px;}
.mini-value{font-size:19px;font-weight:800;margin:6px 0;}
.mini-sub{font-size:11px;color:var(--text-muted);display:flex;justify-content:space-between;margin-top:4px;}
.mini-sub b{color:var(--text-dark);}
.mini-chart{height:60px;margin-top:8px;}
.mini-link{display:block;text-align:center;margin-top:10px;padding:8px;border-radius:8px;background:var(--bg);font-size:11.5px;font-weight:700;cursor:pointer;}
.positive{color:var(--green);}

/* BOTTOM ROW */
.grid-bottom{display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:16px;}
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
.quick-btn{
  background:var(--bg);border-radius:11px;padding:14px 8px;text-align:center;
  font-size:11.5px;font-weight:700;color:var(--text-dark);cursor:pointer;
}
.quick-btn .qic{font-size:18px;display:block;margin-bottom:6px;}

.alert-item{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);align-items:flex-start;}
.alert-item:last-child{border-bottom:none;}
.alert-ic{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0;}
.alert-text{font-size:12.5px;font-weight:600;line-height:1.4;}
.alert-link{font-size:11px;color:var(--blue);font-weight:700;text-decoration:none;}

.activity-item{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);}
.activity-item:last-child{border-bottom:none;}
.activity-ic{width:30px;height:30px;border-radius:50%;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;}
.activity-text{font-size:12.5px;font-weight:600;}
.activity-time{font-size:11px;color:var(--text-muted);margin-top:2px;}

@media (max-width:1300px){
  .kpi-row{grid-template-columns:repeat(3,1fr);}
  .grid-3{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr 1fr;}
  .grid-bottom{grid-template-columns:1fr;}
}
@media (max-width:640px){
  .sidebar{display:none;}
  .kpi-row{grid-template-columns:1fr 1fr;}
}