/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

/* Dashboard container for admin/super_admin */
.dashboard-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar styles (only for admin/super_admin) */
.sidebar {
    width: 250px;
    background: #2c3e50;
    color: white;
    padding: 20px;
}

.sidebar h3 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #34495e;
}

.sidebar ul {
    list-style: none;
}

.sidebar ul li {
    margin-bottom: 10px;
}

.sidebar ul li a {
    color: white;
    text-decoration: none;
    display: block;
    padding: 8px;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.sidebar ul li a:hover {
    background: #34495e;
}

/* Main content layout */
.main-content {
    flex: 1;
    min-height: 100vh;
    padding: 20px;
    padding-bottom: 80px; /* Space for bottom navigation */
}

/* Form styles */
.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

button {
    padding: 0.75rem 1.5rem;
    background: #0ea5e9;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    transition: background 0.3s ease;
}

button:hover {
    background: #0284c7;
}

/* Table styles */
.table-responsive {
    overflow-x: auto;
    margin: 1rem 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background: #f8f9fa;
    font-weight: 600;
}

/* Status badges */
.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.status-badge.pending {
    background: #fff3cd;
    color: #856404;
}

.status-badge.paid {
    background: #d4edda;
    color: #155724;
}

.status-badge.overdue {
    background: #f8d7da;
    color: #721c24;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

/* Responsive design */
@media (max-width: 768px) {
    .dashboard-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    table {
        font-size: 0.875rem;
    }
    
    th, td {
        padding: 0.75rem;
    }
}