* { 
    box-sizing: border-box; 
    scrollbar-width: thin;
    scrollbar-color: #4CAF50 rgba(0, 0, 0, 0.2);
}

/* Scrollbar Customization for Webkit (Chrome, Edge, Safari) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: #4CAF50;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #45a049;
}

body {
    background: linear-gradient(135deg, #111111 0%, #004d1a 100%);
    background-attachment: fixed;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    color: #e0e0e0;
}

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.4);
    padding: 8px 20px;
    margin: 20px 20px 0 20px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.05);
    flex-shrink: 0;
}

.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.brand-logo {
    color: #4CAF50;
    font-size: 24px;
    font-weight: bold;
    font-family: 'Caveat', cursive;
    letter-spacing: 1px;
}

.brand-logo a {
    color: inherit;
    text-decoration: none;
}

.menu {
    display: flex;
    gap: 10px;
}

.menu-link {
    color: #ccc;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.menu-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
}

/* Base styles for CRUD pages */
.container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: rgba(25, 25, 25, 0.9);
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

h1 {
    color: #fff;
    margin-top: 0;
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 10px;
    background-color: #333;
    border: 1px solid #444;
    color: #fff;
    border-radius: 6px;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: #4CAF50;
}

.btn {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    font-size: 14px;
    transition: background 0.3s;
}

.btn:hover {
    background-color: #45a049;
}

.btn-danger {
    background-color: #f44336;
}

.btn-danger:hover {
    background-color: #d32f2f;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 12px;
    border-radius: 4px;
}

.crud-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.crud-table th, .crud-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #444;
}

.crud-table th {
    background-color: #222;
    color: #4CAF50;
}

.crud-table tr:hover {
    background-color: #333;
}