/* Main Styles */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
}

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

.card {
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    border-radius: 10px;
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-weight: 600;
    padding: 15px 20px;
}

.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.navbar-brand {
    font-weight: 700;
}

.btn {
    border-radius: 6px;
    padding: 8px 16px;
}

.form-control {
    padding: 10px 15px;
    border-radius: 6px;
}

.table th {
    font-weight: 600;
    color: #495057;
    background-color: #f8f9fa;
}

.badge {
    padding: 6px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.login-container {
    max-width: 400px;
    margin: 80px auto;
}

.profile-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 10px;
}

/* Tree View Styles for Org Chart */
.tree ul {
    padding-top: 20px; 
    position: relative;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
}

.tree li {
    float: left; 
    text-align: center;
    list-style-type: none;
    position: relative;
    padding: 20px 5px 0 5px;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
}

.tree li::before, .tree li::after{
    content: '';
    position: absolute; top: 0; right: 50%;
    border-top: 1px solid #ccc;
    width: 50%; height: 20px;
}

.tree li::after{
    right: auto; left: 50%;
    border-left: 1px solid #ccc;
}

.tree li:only-child::after, .tree li:only-child::before {
    display: none;
}

.tree li:only-child{ padding-top: 0;}

.tree li:first-child::before, .tree li:last-child::after{
    border: 0 none;
}

.tree li:last-child::before{
    border-right: 1px solid #ccc;
    border-radius: 0 5px 0 0;
    -webkit-border-radius: 0 5px 0 0;
    -moz-border-radius: 0 5px 0 0;
}

.tree li:first-child::after{
    border-radius: 5px 0 0 0;
    -webkit-border-radius: 5px 0 0 0;
    -moz-border-radius: 5px 0 0 0;
}

.tree ul ul::before{
    content: '';
    position: absolute; top: 0; left: 50%;
    border-left: 1px solid #ccc;
    width: 0; height: 20px;
}

.tree li a {
    border: 1px solid #ccc;
    padding: 10px 15px;
    text-decoration: none;
    color: #666;
    font-family: arial, verdana, tahoma;
    font-size: 14px;
    display: inline-block;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    transition: all 0.5s;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    background: white;
}

.tree li a:hover, .tree li a:hover+ul li a {
    background: #c8e4f8; color: #000; border: 1px solid #94a0b4;
}

.tree li a:hover+ul li::after, 
.tree li a:hover+ul li::before, 
.tree li a:hover+ul::before, 
.tree li a:hover+ul ul::before{
    border-color:  #94a0b4;
}