*{box-sizing:border-box}body{font-family:Inter,Arial,Helvetica,sans-serif;margin:0;background:#f4f7fb;color:#222}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 20px;background:#fff;border-bottom:1px solid #e6e6e6}
.sidemenu{width:200px;position:fixed;top:56px;left:0;background:#fff;border-right:1px solid #eee;height:100%;padding:10px}
.sidemenu a{display:block;padding:8px 10px;color:#0b57d0;text-decoration:none;border-radius:4px}
.sidemenu a:hover{background:#f0f6ff}
.main{margin-left:220px;padding:20px}
.card{background:#fff;padding:16px;border-radius:8px;box-shadow:0 1px 4px rgba(30,45,60,.05);margin-bottom:12px}
.cards{display:flex;gap:12px}
.card .num{font-size:24px;font-weight:700}
.login-body{display:flex;align-items:center;justify-content:center;height:100vh;background:linear-gradient(180deg,#eef5ff,#f6f9fb)}
.login-box{width:360px}
.card-header{padding:12px;text-align:center}
.card-body{padding:12px}
input,textarea,select{width:100%;padding:10px;margin:6px 0;border:1px solid #e3e6ea;border-radius:6px}
button{padding:10px 14px;border-radius:6px;background:#0b57d0;color:#fff;border:none;cursor:pointer}
button.secondary{background:#6b7280}
.error{color:#c00}
.success{color:green}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:8px;border:1px solid #eee}