/* 
 * Custom CSS for HR & Payroll Management System
 * Built with Bootstrap 5 framework
 */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

/* Global Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 0.875rem;
    line-height: 1.6;
    background-color: var(--light-color);
}

/* Navigation Enhancements */
.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

.nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-link:hover {
    transform: translateY(-1px);
}

.dropdown-menu {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: 0.5rem;
}

/* Card Enhancements */
.card {
    border: none;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    font-weight: 600;
}

/* Statistics Cards */
.border-left-primary {
    border-left: 0.25rem solid var(--primary-color) !important;
}

.border-left-success {
    border-left: 0.25rem solid var(--success-color) !important;
}

.border-left-warning {
    border-left: 0.25rem solid var(--warning-color) !important;
}

.border-left-info {
    border-left: 0.25rem solid var(--info-color) !important;
}

.border-left-danger {
    border-left: 0.25rem solid var(--danger-color) !important;
}

/* Button Enhancements */
.btn {
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

/* Form Enhancements */
.form-control, .form-select {
    border-radius: 0.5rem;
    border: 1px solid #dee2e6;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Table Enhancements */
.table {
    margin-bottom: 0;
}

.table th {
    border-top: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    background-color: var(--light-color);
}

.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.05);
}

/* Badge Enhancements */
.badge {
    font-weight: 500;
    font-size: 0.75em;
    padding: 0.35em 0.65em;
    border-radius: 0.375rem;
}

/* Status Badges */
.badge-success {
    background-color: var(--success-color);
}

.badge-warning {
    background-color: var(--warning-color);
    color: var(--dark-color);
}

.badge-danger {
    background-color: var(--danger-color);
}

.badge-secondary {
    background-color: var(--secondary-color);
}

.badge-info {
    background-color: var(--info-color);
    color: var(--dark-color);
}

/* Alert Enhancements */
.alert {
    border: none;
    border-radius: 0.75rem;
    font-weight: 500;
}

.alert-primary {
    background: linear-gradient(135deg, rgba(13, 110, 253, 0.1), rgba(13, 110, 253, 0.05));
    color: var(--primary-color);
    border-left: 4px solid var(--primary-color);
}

.alert-success {
    background: linear-gradient(135deg, rgba(25, 135, 84, 0.1), rgba(25, 135, 84, 0.05));
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1), rgba(255, 193, 7, 0.05));
    color: #856404;
    border-left: 4px solid var(--warning-color);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1), rgba(220, 53, 69, 0.05));
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), #495057);
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 1rem;
}

/* Dashboard Enhancements */
.dashboard-header {
    background: linear-gradient(135deg, var(--primary-color), #495057);
    color: white;
    border-radius: 0.75rem;
    padding: 2rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

/* Attendance Styles */
.attendance-card {
    border-radius: 1rem;
    overflow: hidden;
}

.time-display {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.clock-button {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 600;
    border: 3px solid;
    transition: all 0.3s ease;
}

.clock-button:hover {
    transform: scale(1.05);
}

.clock-in {
    background-color: var(--success-color);
    border-color: var(--success-color);
    color: white;
}

.clock-out {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
}

/* Leave Management Styles */
.leave-status-pending {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.leave-status-approved {
    background-color: #d1edff;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.leave-status-rejected {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Payroll Styles */
.salary-slip {
    background: white;
    border-radius: 0.75rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.salary-header {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.salary-total {
    background: linear-gradient(135deg, var(--success-color), #20c997);
    color: white;
    padding: 1rem;
    border-radius: 0.5rem;
    text-align: center;
    font-weight: 600;
}

/* Report Styles */
.report-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(248, 249, 250, 0.9));
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
}

.chart-container {
    position: relative;
    height: 300px;
    margin-bottom: 2rem;
}

/* Profile Styles */
.profile-header {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    color: white;
    border-radius: 1rem 1rem 0 0;
    padding: 2rem;
    text-align: center;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid white;
    object-fit: cover;
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-lg {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .time-display {
        font-size: 2rem;
    }
    
    .clock-button {
        width: 80px;
        height: 80px;
        font-size: 1rem;
    }
    
    .salary-slip {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding: 1rem;
    }
    
    .dashboard-header {
        padding: 1.5rem;
    }
    
    .stat-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        font-size: 0.75rem;
    }
}

/* Loading Spinner */
.spinner-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner-border-custom {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

/* Animation Classes */
.fadeIn {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.slideIn {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Utility Classes */
.shadow-soft {
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

.shadow-strong {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

.text-xs {
    font-size: 0.75rem;
}

.text-sm {
    font-size: 0.875rem;
}

.font-weight-bold {
    font-weight: 600 !important;
}

.border-radius-lg {
    border-radius: 0.75rem !important;
}

.border-radius-xl {
    border-radius: 1rem !important;
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .card-header,
    .no-print {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000;
        box-shadow: none;
    }
    
    .salary-slip {
        page-break-inside: avoid;
    }
}