:root{
  --navy:#0b2545; --navy2:#13315c; --accent:#c8a15a;
  --bg:#f5f7fa; --line:#e2e8f0; --text:#1f2937; --muted:#64748b;
  --green:#16a34a; --red:#dc2626;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--navy2);text-decoration:none}
.muted{color:var(--muted);font-size:.85rem}

.topbar{display:flex;align-items:center;gap:24px;background:var(--navy);color:#fff;padding:12px 24px;flex-wrap:wrap}
.brand strong{color:#fff;display:block}
.brand .muted{color:#c9d4e4}
.mainnav{display:flex;gap:6px;flex:1;flex-wrap:wrap}
.mainnav a{color:#dbe4f0;padding:8px 14px;border-radius:6px;font-weight:500}
.mainnav a:hover{background:var(--navy2)}
.mainnav a.active{background:var(--accent);color:#1a1a1a}
.userbox{display:flex;align-items:center;gap:12px;color:#fff;font-size:.9rem}
.site-switcher{display:flex;align-items:center;gap:8px;color:#fff}
.site-switcher select{padding:6px 10px;border-radius:6px;border:none;background:#fff;font-size:.85rem}

.container{max-width:1300px;margin:24px auto;padding:0 20px}
.footer{text-align:center;color:var(--muted);padding:24px;font-size:.85rem}

.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;margin-bottom:20px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card h2{margin:0 0 14px;font-size:1.15rem;color:var(--navy)}

.section-title{
  font-size:.85rem;
  text-transform:uppercase;
  letter-spacing:.05em;
  color:var(--navy);
  border-bottom:1px solid var(--line);
  padding-bottom:6px;
  margin:18px 0 12px;
}

.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:800px){.grid.cols-3,.grid.cols-4{grid-template-columns:1fr 1fr}}

.stat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px}
.stat .k{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}
.stat .v{font-size:1.6rem;font-weight:600;color:var(--navy);margin-top:6px}

table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:10px;text-align:left;border-bottom:1px solid var(--line)}
th{background:#f8fafc;font-weight:600;color:var(--navy);font-size:.8rem;text-transform:uppercase;letter-spacing:.03em}
tr:hover td{background:#fafbfd}

.btn{display:inline-block;padding:8px 14px;border-radius:6px;border:1px solid var(--line);background:#fff;color:var(--text);cursor:pointer;font-size:.9rem}
.btn:hover{background:#f1f5f9}
.btn.primary{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.primary:hover{background:var(--navy2)}
.btn.danger{background:var(--red);color:#fff;border-color:var(--red)}
.btn.small{padding:5px 10px;font-size:.8rem}
.btn.accent{background:var(--accent);color:#1a1a1a;border-color:var(--accent)}

form .row{display:grid;gap:14px;grid-template-columns:repeat(3,1fr);margin-bottom:14px}
@media(max-width:800px){form .row{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;gap:5px;font-size:.85rem;color:var(--muted)}
input,select,textarea{padding:9px 10px;border:1px solid var(--line);border-radius:6px;font-size:.9rem;background:#fff;color:var(--text);font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--navy2)}
input[readonly]{background:#f1f5f9;color:var(--muted);cursor:not-allowed}
input:disabled{background:#f1f5f9;color:var(--muted)}

.field-hint{font-size:.75rem;color:var(--muted);min-height:14px;margin-top:2px}

.alert{padding:10px 14px;border-radius:6px;margin-bottom:14px;font-size:.9rem}
.alert.error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.alert.success{background:#dcfce7;color:#166534;border:1px solid #bbf7d0}

.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:.75rem;font-weight:600}
.badge.active{background:#dcfce7;color:#166534}
.badge.inactive{background:#fee2e2;color:#991b1b}
.badge.draft{background:#fef3c7;color:#92400e}
.badge.approved{background:#dbeafe;color:#1e40af}
.badge.paid{background:#dcfce7;color:#166534}

.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--navy),var(--navy2))}
.login-card{background:#fff;padding:36px;border-radius:12px;width:360px;box-shadow:0 10px 40px rgba(0,0,0,.3)}
.login-card h1{margin:0;font-size:1.2rem;color:var(--navy)}
.login-card label{margin-bottom:14px}
.login-card button{width:100%;margin-top:10px;padding:11px}

.actions{display:flex;gap:6px;flex-wrap:wrap}
.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;flex-wrap:wrap;gap:10px}
.toolbar h2{margin:0}

@media print{
  .topbar,.footer,.toolbar .btn,.actions{display:none!important}
  .container{margin:0;max-width:100%}
  .card{box-shadow:none;border:none}
}