/* Custom Bootstrap Styles for KLN System */
:root {
    --primary-color: #212529;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #6c757d;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --body-bg: #ffffff;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    
    /* Override Bootstrap 5 CSS variables to remove blue */
    --bs-primary: #212529 !important;
    --bs-primary-rgb: 33, 37, 41 !important;
    --bs-link-color: #212529 !important;
    --bs-link-hover-color: #212529 !important;
    --bs-link-color-rgb: 33, 37, 41 !important;
    --bs-link-hover-color-rgb: 33, 37, 41 !important;
}

/* Override Bootstrap default blue colors - Global */
* {
    --bs-primary: var(--dark-color) !important;
    --bs-primary-rgb: 33, 37, 41 !important;
    --bs-link-color: var(--dark-color) !important;
    --bs-link-hover-color: var(--dark-color) !important;
}

/* Additional Bootstrap 5 overrides */
[data-bs-theme] {
    --bs-primary: #212529 !important;
    --bs-link-color: #212529 !important;
    --bs-link-hover-color: #212529 !important;
}

a,
a:link,
a:visited,
a:active {
    color: var(--dark-color) !important;
    text-decoration: none;
}

a:hover,
a:focus {
    color: var(--dark-color) !important;
    opacity: 0.7;
    text-decoration: none;
}

/* Override Bootstrap link colors */
.link-primary {
    color: var(--dark-color) !important;
}

.link-primary:hover {
    color: var(--dark-color) !important;
    opacity: 0.7;
}

.btn-primary,
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--dark-color);
    border-color: var(--dark-color);
    color: white;
}

.btn-outline-primary {
    color: var(--dark-color);
    border-color: var(--dark-color);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
    background-color: var(--dark-color);
    border-color: var(--dark-color);
    color: white;
}

.text-primary {
    color: var(--dark-color) !important;
}

.bg-primary {
    background-color: var(--dark-color) !important;
}

.border-primary {
    border-color: var(--dark-color) !important;
}

/* Override any remaining Bootstrap blue colors */
.nav-link {
    color: var(--dark-color) !important;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--dark-color) !important;
    opacity: 0.7;
}

.dropdown-item {
    color: var(--dark-color);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: #f8f9fa;
    color: var(--dark-color);
}

/* Remove blue from badges if used */
.badge.bg-primary {
    background-color: var(--dark-color) !important;
}

.badge.bg-info {
    background-color: var(--secondary-color) !important;
    color: white !important;
}

.btn-info,
.btn-info:hover,
.btn-info:focus,
.btn-info:active {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.btn-outline-info {
    color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-outline-info:hover,
.btn-outline-info:focus,
.btn-outline-info:active {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: white;
}

.text-info {
    color: var(--secondary-color) !important;
}

.bg-info {
    background-color: var(--secondary-color) !important;
}

.border-info {
    border-color: var(--secondary-color) !important;
}

/* Override Bootstrap table-info class */
.table-info {
    background-color: #f8f9fa !important;
    color: var(--dark-color) !important;
}

.table-info:hover {
    background-color: #e9ecef !important;
}

body {
    background-color: var(--body-bg);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
}

/* Custom Navbar */
.navbar-custom {
    background: #ffffff !important;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-bottom: 1px solid var(--border-color);
}

/* Override Bootstrap navbar default styles */
.navbar {
    background-color: #ffffff !important;
}

.navbar-nav .nav-link {
    color: var(--dark-color) !important;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: var(--dark-color) !important;
    opacity: 0.7;
}

.navbar-custom .navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark-color) !important;
    padding: 0.5rem 0;
}

.navbar-custom .navbar-brand img {
    height: 40px;
    width: auto;
    max-width: 200px;
}

.navbar-custom .navbar-nav .nav-link {
    color: var(--dark-color) !important;
    font-weight: 500;
    transition: all 0.3s ease;
}

.navbar-custom .navbar-nav .nav-link:hover,
.navbar-custom .navbar-nav .nav-link:focus,
.navbar-custom .navbar-nav .nav-link:active {
    color: var(--dark-color) !important;
    opacity: 0.7;
    transform: translateY(-1px);
    background-color: transparent !important;
}

.navbar-custom .navbar-nav .nav-link i {
    color: var(--dark-color) !important;
}

.navbar-custom .navbar-nav .nav-link i:hover {
    color: var(--dark-color) !important;
    opacity: 0.7;
}

/* Force remove all blue from navbar */
.navbar-custom * {
    --bs-primary: var(--dark-color) !important;
    --bs-link-color: var(--dark-color) !important;
    --bs-link-hover-color: var(--dark-color) !important;
}

.navbar-custom a,
.navbar-custom a:link,
.navbar-custom a:visited,
.navbar-custom a:active,
.navbar-custom a:hover,
.navbar-custom a:focus {
    color: var(--dark-color) !important;
}

/* Override Bootstrap's default link color */
:root {
    --bs-link-color: var(--dark-color) !important;
    --bs-link-hover-color: var(--dark-color) !important;
    --bs-primary: var(--dark-color) !important;
    --bs-primary-rgb: 33, 37, 41 !important;
}

.navbar-custom .navbar-toggler {
    border-color: var(--border-color);
}

.navbar-custom .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2833, 37, 41, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Custom Cards */
.card-custom {
    border: 1px solid var(--border-color);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    background: var(--card-bg);
}

.card-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.card-header-custom {
    background: #ffffff;
    color: var(--dark-color);
    border-radius: 15px 15px 0 0 !important;
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 1.25rem;
}

/* Custom Buttons */
.btn-custom {
    border-radius: 25px;
    font-weight: 600;
    padding: 0.75rem 2rem;
    transition: all 0.3s ease;
    border: none;
}

.btn-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.btn-primary-custom {
    background: var(--dark-color);
    color: white;
    border: 1px solid var(--dark-color);
    opacity: 1 !important;
}

.btn-primary-custom:hover,
.btn-primary-custom:focus {
    opacity: 1 !important;
    color: white !important;
}

.btn-success-custom {
    background: linear-gradient(135deg, var(--success-color) 0%, #146c43 100%);
    color: white;
    opacity: 1 !important;
}

.btn-success-custom:hover,
.btn-success-custom:focus {
    opacity: 1 !important;
    color: white !important;
}

.btn-danger-custom {
    background: linear-gradient(135deg, var(--danger-color) 0%, #b02a37 100%);
    color: white;
}

.btn-info-custom {
    background: var(--secondary-color);
    color: white;
    border: 1px solid var(--secondary-color);
}

/* Custom Forms */
.form-control-custom {
    border-radius: 10px;
    border: 2px solid var(--border-color);
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-control-custom:focus {
    border-color: var(--border-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.form-label-custom {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

/* Custom Tables */
.table-custom {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.table-custom thead th {
    background: #ffffff;
    color: var(--dark-color);
    border: none;
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    padding: 1rem;
}

.table-custom tbody tr {
    transition: all 0.3s ease;
}

.table-custom tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

/* Custom Alerts */
.alert-custom {
    border: none;
    border-radius: 15px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.alert-success-custom {
    background: #ffffff;
    color: var(--dark-color);
    border-left: 5px solid var(--success-color);
    border: 1px solid var(--border-color);
}

.alert-danger-custom {
    background: #ffffff;
    color: var(--dark-color);
    border-left: 5px solid var(--danger-color);
    border: 1px solid var(--border-color);
}

.alert-warning-custom {
    background: #ffffff;
    color: var(--dark-color);
    border-left: 5px solid var(--warning-color);
    border: 1px solid var(--border-color);
}

.alert-info-custom {
    background: #ffffff;
    color: var(--dark-color);
    border-left: 5px solid var(--secondary-color);
    border: 1px solid var(--border-color);
}

/* Custom Sidebar */
.sidebar-custom {
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid var(--border-color);
    padding: 0.5rem;
    height: fit-content;
}

.sidebar-custom .nav-link {
    color: var(--dark-color);
    padding: 0.4rem 0.5rem;
    border-radius: 8px;
    margin-bottom: 0.15rem;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.9rem;
}

.sidebar-custom .nav-link:hover {
    background: #f8f9fa;
    color: var(--dark-color);
    border: none;
    transform: translateX(5px);
    box-shadow: none;
}

.sidebar-custom .nav-link.active {
    background: #d4edda !important;
    color: var(--dark-color) !important;
    border: none;
    font-weight: 600;
}

.sidebar-custom .nav-link.active i {
    color: #198754 !important;
}

.sidebar-section-title {
    color: var(--secondary-color);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.5rem;
    margin-bottom: 0.35rem;
    padding-top: 0.35rem;
    border-top: 1px solid var(--border-color);
}

.sidebar-section-title:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

/* Main Content Area */
main.container-fluid {
    background-color: #ffffff;
}

/* Custom Dashboard */
.dashboard-card {
    border-radius: 15px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: none !important;
    position: relative;
    overflow: hidden;
    min-height: 150px;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.dashboard-card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 1rem;
    text-align: left;
}

.dashboard-stat {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* Colored stats matching card colors */
.dashboard-card.dashboard-card-green .dashboard-stat {
    color: #28a745 !important;
}

.dashboard-card.dashboard-card-yellow .dashboard-stat {
    color: #ffc107 !important;
}

.dashboard-card.dashboard-card-pink .dashboard-stat {
    color: #e91e63 !important;
}

.dashboard-card.dashboard-card-blue .dashboard-stat {
    color: #17a2b8 !important;
}

.dashboard-card.dashboard-card-red .dashboard-stat {
    color: #dc3545 !important;
}

.dashboard-card.dashboard-card-purple .dashboard-stat {
    color: #6f42c1 !important;
}

.dashboard-label {
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: lowercase;
    letter-spacing: 0.5px;
}

.dashboard-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2.5rem;
    opacity: 0.3;
}

/* Colored Dashboard Cards */
.dashboard-card-green {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    border: none;
}

.dashboard-card-yellow {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: none;
}

.dashboard-card-pink {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c2c7 100%);
    border: none;
}

.dashboard-card-blue {
    background: linear-gradient(135deg, #cff4fc 0%, #b6effb 100%);
    border: none;
}

.dashboard-card-red {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c2c7 100%);
    border: none;
}

.dashboard-card-purple {
    background: linear-gradient(135deg, #e2d9f3 0%, #d1c4e9 100%);
    border: none;
}

.dashboard-card.dashboard-card-green .dashboard-icon {
    color: #28a745 !important;
    opacity: 0.4;
}

.dashboard-card.dashboard-card-yellow .dashboard-icon {
    color: #ffc107 !important;
    opacity: 0.4;
}

.dashboard-card.dashboard-card-pink .dashboard-icon {
    color: #e91e63 !important;
    opacity: 0.4;
}

.dashboard-card.dashboard-card-blue .dashboard-icon {
    color: #17a2b8 !important;
    opacity: 0.4;
}

.dashboard-card.dashboard-card-red .dashboard-icon {
    color: #dc3545 !important;
    opacity: 0.4;
}

.dashboard-card.dashboard-card-purple .dashboard-icon {
    color: #6f42c1 !important;
    opacity: 0.4;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .card-custom {
        margin-bottom: 1rem;
    }
    
    .btn-custom {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .table-responsive {
        border-radius: 15px;
    }
    
    .sidebar-custom {
        margin-bottom: 1rem;
    }
    
    .dashboard-card {
        margin-bottom: 1rem;
    }
    
    .navbar-custom .navbar-brand {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .card-header-custom {
        padding: 1rem;
    }
    
    .card-custom {
        padding: 1rem;
    }
    
    .form-control-custom {
        padding: 0.5rem 0.75rem;
    }
    
    .btn-custom {
        padding: 0.5rem 1.5rem;
    }
}

/* Loading Spinner */
.spinner-custom {
    width: 3rem;
    height: 3rem;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--dark-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #ffffff;
}

::-webkit-scrollbar-thumb {
    background: #dee2e6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #adb5bd;
}

/* Custom Tabs Styling */
.nav-tabs-custom {
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 1.5rem;
    padding: 0;
}

.nav-tabs-custom .nav-item {
    margin-bottom: -2px;
}

.nav-tabs-custom .nav-link {
    color: var(--dark-color) !important;
    border: none !important;
    border-bottom: 3px solid transparent !important;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
    background: transparent !important;
    margin-right: 0.5rem;
    border-radius: 0;
    cursor: pointer !important;
    pointer-events: auto !important;
}

.nav-tabs-custom .nav-link:hover {
    border-bottom-color: var(--success-color) !important;
    color: var(--success-color) !important;
    background: transparent !important;
}

.nav-tabs-custom .nav-link.active {
    background: #d4edda !important;
    color: #198754 !important;
    border-bottom: 3px solid #198754 !important;
    font-weight: 600;
}

.nav-tabs-custom .nav-link.active:hover {
    background: #d4edda !important;
    color: #198754 !important;
    border-bottom-color: #198754 !important;
}

.nav-tabs-custom .nav-link:focus {
    outline: none;
    box-shadow: none;
}

.tab-content-custom {
    padding: 1.5rem 0;
}

.tab-pane {
    display: none;
}

.tab-pane.active,
.tab-pane.show {
    display: block;
}

/* Print Styles */
@media print {
    .navbar-custom,
    .sidebar-custom,
    .btn-custom {
        display: none !important;
    }
    
    .card-custom {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    
    .nav-tabs-custom {
        display: none !important;
    }
    
    .tab-pane-custom {
        display: block !important;
    }
}