:root{--orange:#f57c00;--dark:#172033;--bg:#f4f6f8;--border:#e3e6ea;--text:#202631;--muted:#6b7280}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}.topbar{background:var(--dark);color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;letter-spacing:.4px}.brand span{color:var(--orange)}
.nav a{color:#fff;text-decoration:none;margin-left:16px;font-size:14px}.container{max-width:1180px;margin:26px auto;padding:0 18px}.card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px;box-shadow:0 4px 16px rgba(0,0,0,.04);margin-bottom:18px}
h1,h2,h3{color:var(--dark)}h1{margin:0 0 18px}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px;color:#3b4453}.field input,.field select,.field textarea{width:100%;border:1px solid #cfd4dc;border-radius:9px;padding:10px 11px;font-size:14px;background:#fff}.field textarea{min-height:90px;resize:vertical}.section-title{font-size:16px;margin:20px 0 10px;padding-bottom:8px;border-bottom:2px solid #f3f4f6}.btn{display:inline-block;border:0;border-radius:9px;padding:10px 15px;background:var(--orange);color:#fff;font-weight:700;text-decoration:none;cursor:pointer}.btn.secondary{background:#e9edf2;color:#283142}.btn.dark{background:var(--dark)}.btn.danger{background:#b42318}.actions{display:flex;gap:8px;flex-wrap:wrap}.notice{padding:11px 13px;border-radius:8px;background:#fff5e8;border:1px solid #ffd7a1;color:#7a4700;margin-bottom:14px}.success{background:#ecfdf3;border-color:#abefc6;color:#067647}.error{background:#fef3f2;border-color:#fecdca;color:#b42318}.tablewrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:10px;border-bottom:1px solid #eceff3;text-align:left;white-space:nowrap}th{background:#fafbfc;font-size:12px;color:#4b5563}.muted{color:var(--muted);font-size:13px}.kpi{font-size:28px;font-weight:800;color:var(--dark)}
.loginbox{max-width:420px;margin:70px auto}.logo-text{font-size:28px;font-weight:900;color:var(--dark)}.logo-text span{color:var(--orange)}
@media(max-width:800px){.grid,.grid3{grid-template-columns:1fr}.nav{display:none}}