:root{
  --primary:#176b45;
  --primary-dark:#0e4f33;
  --accent:#d3a424;
  --bg:#f5f7f6;
  --text:#1d2521;
  --muted:#66736c;
  --card:#ffffff;
  --border:#dfe6e2;
  --danger:#a81d2d;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--primary)}
.topbar{height:68px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:12px;font-weight:800}
.brand img{height:42px;width:auto}
.brand small{display:block;font-weight:600;color:var(--muted)}
.layout{display:grid;grid-template-columns:250px 1fr;min-height:calc(100vh - 68px)}
.sidebar{background:var(--primary-dark);padding:22px 16px;color:#fff}
.sidebar a{display:block;color:#fff;text-decoration:none;padding:11px 12px;border-radius:8px;margin-bottom:5px;font-weight:700}
.sidebar a:hover,.sidebar a.active{background:rgba(255,255,255,.12)}
.content{padding:26px;max-width:1450px;width:100%}
.hero{background:linear-gradient(135deg,var(--primary-dark),var(--primary));color:#fff;border-radius:16px;padding:28px;margin-bottom:20px}
.hero h1{margin:0 0 8px;font-size:30px}
.hero p{margin:0;color:#eaf5ef}
.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card,.panel{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.card .label{color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}
.card .value{font-size:28px;font-weight:900;color:var(--primary-dark);margin-top:7px}
.panel{margin-top:18px}
.panel h2{margin-top:0}
.button,button{display:inline-block;border:0;border-radius:8px;background:var(--primary);color:#fff;text-decoration:none;padding:10px 14px;font-weight:800;cursor:pointer}
.button.secondary{background:#eef4f0;color:var(--primary-dark);border:1px solid #d2dfd8}
.button.danger{background:var(--danger)}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
table{width:100%;border-collapse:collapse}
th,td{padding:11px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
th{font-size:12px;text-transform:uppercase;color:var(--muted)}
.badge{display:inline-block;border-radius:99px;padding:5px 9px;font-size:11px;font-weight:900;background:#edf2ef}
.badge.active{background:#dcf4e6;color:#0b6a3e}
.badge.pending{background:#fff1c9;color:#7d5d00}
.badge.suspended,.badge.expired{background:#fde4e6;color:#9c1b2c}
form label{font-weight:800;font-size:13px;display:block;margin-bottom:6px}
input,select,textarea{width:100%;padding:10px 11px;border:1px solid #cdd8d2;border-radius:8px;font:inherit;background:#fff}
textarea{min-height:95px;resize:vertical}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-row{margin-bottom:14px}
.alert{padding:12px 14px;border-radius:9px;margin:12px 0}
.alert.error{background:#fdebed;color:#8b1725;border:1px solid #f3c5cb}
.alert.success{background:#e8f7ee;color:#0c623a;border:1px solid #c6e8d3}
.login-wrap,.install-wrap{max-width:760px;margin:55px auto;padding:20px}
.login-card,.install-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:26px;box-shadow:0 8px 30px rgba(0,0,0,.06)}
.logo-center{text-align:center;margin-bottom:16px}
.logo-center img{max-width:310px;width:80%;height:auto}
.muted{color:var(--muted)}
.footer{margin-top:28px;padding-top:16px;border-top:1px solid var(--border);color:var(--muted);font-size:12px}
.code{font-family:Consolas,monospace;background:#eef2f0;padding:2px 5px;border-radius:4px}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{display:flex;overflow:auto;gap:6px}.sidebar a{white-space:nowrap;margin:0}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-grid{grid-template-columns:1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}.content{padding:16px}.topbar{padding:0 14px}.brand small{display:none}}