:root{--red:#D32F2F;--red-d:#b71c1c;--black:#111;}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f5f6fa;color:#222}
a{text-decoration:none;color:inherit}
.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#fff;border-right:1px solid #eee;padding:16px 12px;overflow-y:auto;z-index:100;box-shadow:2px 0 8px rgba(0,0,0,.03)}
.brand{display:flex;align-items:center;gap:10px;padding-bottom:14px;border-bottom:2px solid var(--red);margin-bottom:14px}
.brand img{height:42px;width:auto}
.brand-text{font-weight:800;font-size:18px;line-height:1.1}
.brand-text small{font-weight:500;color:#666;font-size:11px;text-transform:uppercase;letter-spacing:.5px}
.sidebar .nav-link{color:#333;padding:10px 12px;border-radius:8px;font-size:14px;margin-bottom:2px;display:flex;align-items:center;gap:10px}
.sidebar .nav-link:hover{background:#fafafa;color:var(--red)}
.sidebar .nav-link.active{background:var(--red);color:#fff!important}
.sidebar .nav-link i{width:18px}
.topbar{margin-left:250px;background:#fff;border-bottom:1px solid #eee;padding:10px 22px;display:flex;align-items:center;position:sticky;top:0;z-index:50}
.content{margin-left:250px;padding:22px}
.page-title{font-size:22px;font-weight:800;margin:0 0 16px;color:#111;border-left:4px solid var(--red);padding-left:12px}
.stat-card{background:#fff;border-radius:12px;padding:18px;box-shadow:0 1px 3px rgba(0,0,0,.06);display:flex;justify-content:space-between;align-items:center;border-left:4px solid var(--red)}
.stat-card .num{font-size:28px;font-weight:800;color:#000}
.stat-card .lbl{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:#666}
.stat-card .ic{font-size:32px;color:var(--red);opacity:.7}
.card{border:none;border-radius:12px;box-shadow:0 1px 4px rgba(0,0,0,.05)}
.btn-primary,.btn-danger{background:var(--red);border-color:var(--red)}
.btn-primary:hover,.btn-danger:hover{background:var(--red-d);border-color:var(--red-d)}
.btn-outline-primary{color:var(--red);border-color:var(--red)}
.btn-outline-primary:hover{background:var(--red);color:#fff}
.table thead th{background:#111;color:#fff;font-weight:600;font-size:13px;border:none;white-space:nowrap}
.badge.bg-primary{background:var(--red)!important}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#111,#D32F2F);padding:20px}
.login-card{background:#fff;border-radius:16px;padding:36px;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.login-card img{display:block;margin:0 auto 14px;height:70px}
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);transition:.25s}
  body.sb-open .sidebar{transform:translateX(0)}
  .topbar,.content{margin-left:0}
}
@media print{
  .sidebar,.topbar,.no-print{display:none!important}
  .content{margin:0;padding:0}
}