*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f5f7fb;color:#20252b}.app{display:flex;min-height:100vh}.sidebar{width:230px;background:#17212b;color:#fff;min-height:100vh;padding:20px 12px}.brand{font-size:20px;font-weight:bold;padding:10px 12px 25px}.sidebar nav a{display:block;color:#dce5ed;text-decoration:none;padding:12px;border-radius:8px;margin:4px 0}.sidebar nav a:hover{background:#2a3947}.logout{margin-top:25px!important}.content{flex:1;padding:25px;min-width:0}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.topbar h1{margin:0;font-size:25px}.user{background:#fff;padding:9px 14px;border-radius:8px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:20px}.card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 8px #0000000b;display:flex;gap:14px;align-items:center}.card small{display:block;color:#777;margin-bottom:7px}.card strong{font-size:19px}.icon{font-size:30px}.panel{background:#fff;border-radius:12px;padding:20px;margin-bottom:20px;box-shadow:0 2px 8px #0000000b}.panel h2{margin-top:0;font-size:18px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.full-row{grid-column:1/-1}label{display:block;font-size:14px;font-weight:bold;margin-bottom:6px}input{width:100%;padding:11px;border:1px solid #d6dce2;border-radius:7px;font-size:14px}.btn{border:0;border-radius:7px;padding:11px 18px;cursor:pointer;font-weight:bold}.primary{background:#2463eb;color:#fff}.full{width:100%;margin-top:15px}.quick{display:flex;gap:12px;flex-wrap:wrap}.quick-btn{padding:14px 18px;border-radius:8px;background:#eef3ff;color:#2454c7;text-decoration:none;font-weight:bold}.success{background:#e8f8ed;color:#19733a;padding:12px;border-radius:8px;margin-bottom:15px}.alert{background:#fdecec;color:#a52b2b;padding:10px;border-radius:7px;margin-bottom:15px}.stock-info{background:#fff3cd;padding:12px;border-radius:8px;margin-bottom:15px}.filter{display:flex;align-items:end;gap:10px}.filter label{margin:0}.filter input{max-width:220px}table{width:100%;border-collapse:collapse}th,td{padding:11px;border-bottom:1px solid #eee;text-align:left}th{background:#f8f9fb}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:#eef2f7}.login-box{background:#fff;width:360px;padding:30px;border-radius:14px;box-shadow:0 5px 25px #0002}.login-box h2{text-align:center;margin:5px 0}.logo{text-align:center;font-size:48px}.muted{text-align:center;color:#777;margin-bottom:20px}.login-box label{margin-top:12px}.summary p{border-bottom:1px solid #eee;padding-bottom:8px}@media(max-width:800px){.sidebar{width:190px}.cards{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.filter{display:block}.filter input{max-width:none;margin-bottom:10px}}@media(max-width:600px){.app{display:block}.sidebar{width:100%;min-height:auto}.sidebar nav{display:grid;grid-template-columns:1fr 1fr}.content{padding:15px}.cards{grid-template-columns:1fr}.topbar{gap:10px;align-items:flex-start}.user{font-size:12px}table{font-size:12px;display:block;overflow-x:auto;white-space:nowrap}}
.menu-group {
    margin: 4px 0;
}

.menu-title {
    color: #dce5ed;
    padding: 12px;
    font-weight: bold;
    cursor: default;
}

.sidebar nav .submenu {
    padding: 9px 12px 9px 35px;
    margin: 2px 0;
    font-size: 14px;
}