body {
    background-color: #0099cc;
    font-family: 'Arial', sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.admin-body {
    background-color: #0099cc;
    min-height: 100vh;
    display: block;
    align-items: normal;
    justify-content: normal;
}

.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.card-header {
    border-radius: 15px 15px 0 0 !important;
    background: linear-gradient(135deg, #007bb3 0%, #0099cc 100%);
    border: none;
}

.logo {
    max-height: 60px;
    width: auto;
}

.btn {
    border-radius: 10px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.btn-lg {
    padding: 15px 10px;
    font-size: 0.9rem;
}

.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    font-size: 16px;
}

.form-control:focus {
    border-color: #0099cc;
    box-shadow: 0 0 0 0.2rem rgba(0, 153, 204, 0.25);
}

.alert {
    border-radius: 10px;
    border: none;
    font-weight: 500;
}

.navbar {
    background: linear-gradient(135deg, #007bb3 0%, #0099cc 100%) !important;
}

.list-group-item.active {
    background-color: #0099cc;
    border-color: #0099cc;
}

.list-group-item:hover {
    background-color: #f8f9fa;
}

.table {
    background-color: white !important;
    border-radius: 10px;
    overflow: hidden;
}

.table thead th {
    background-color: #0099cc;
    color: white;
    border: none;
    font-weight: bold !important;
}

.badge {
    font-size: 0.8rem;
    padding: 5px 10px;
}

@media (max-width: 768px) {
    .btn-lg {
        padding: 10px 8px;
        font-size: 0.8rem;
    }
    
    .logo {
        max-height: 40px;
    }
}