/* Modern Professional Business Management System */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
}

/* Layout */
.container-fluid {
    padding: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Navigation */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--primary-dark);
}

.navbar-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    text-decoration: none;
}

.navbar-nav .nav-link:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.navbar-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.card-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h5, .card-header h6 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.25rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    gap: 0.5rem;
}

.btn:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
    box-shadow: 0 0 0 2px var(--primary-color);
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

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

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

.btn-success:hover {
    background-color: #059669;
    border-color: #059669;
    color: white;
}

.btn-warning {
    background-color: var(--warning-color);
    color: white;
    border-color: var(--warning-color);
}

.btn-warning:hover {
    background-color: #d97706;
    border-color: #d97706;
    color: white;
}

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

.btn-danger:hover {
    background-color: #dc2626;
    border-color: #dc2626;
    color: white;
}

.btn-info {
    background-color: var(--info-color);
    color: white;
    border-color: var(--info-color);
}

.btn-info:hover {
    background-color: #0891b2;
    border-color: #0891b2;
    color: white;
}

.btn-secondary {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}

.btn-outline-light:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

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

/* Form Controls */
.form-control, .form-select {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    outline: 0;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Toggle Buttons */
.btn-group {
    position: relative;
    display: inline-flex;
    vertical-align: middle;
}

.btn-check {
    position: absolute;
    clip: rect(0, 0, 0, 0);
    pointer-events: none;
}

.btn-check:checked + .btn-outline-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

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

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

/* Alerts */
.alert {
    position: relative;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
}

.alert-info {
    color: #0c4a6e;
    background-color: #e0f2fe;
    border-color: #bae6fd;
}

.alert-success {
    color: #14532d;
    background-color: #dcfce7;
    border-color: #bbf7d0;
}

.alert-warning {
    color: #92400e;
    background-color: #fef3c7;
    border-color: #fde68a;
}

.alert-danger {
    color: #991b1b;
    background-color: #fee2e2;
    border-color: #fecaca;
}

/* Statistics Cards */
.stat-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.status-pending {
    color: #92400e;
    background-color: #fef3c7;
}

.status-in-progress {
    color: #0c4a6e;
    background-color: #e0f2fe;
}

.status-completed {
    color: #14532d;
    background-color: #dcfce7;
}

/* Order/Project Cards */
.order-card, .project-card, .salary-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.order-card:hover, .project-card:hover, .salary-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

/* Navigation Tabs */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.nav-tabs .nav-link {
    margin-bottom: -1px;
    background: none;
    border: 1px solid transparent;
    border-top-left-radius: var(--radius-md);
    border-top-right-radius: var(--radius-md);
    color: var(--text-muted);
    padding: 0.75rem 1rem;
    font-weight: 500;
}

.nav-tabs .nav-link:hover {
    border-color: var(--border-light);
    color: var(--text-secondary);
}

.nav-tabs .nav-link.active {
    color: var(--primary-color);
    background-color: var(--bg-primary);
    border-color: var(--border-color) var(--border-color) var(--bg-primary);
}

/* Modals */
.modal-content {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.modal-header {
    padding: 1.5rem 1.5rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-body {
    padding: 1rem 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

.modal-title {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
}

/* Notification Items */
.notification-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: var(--transition);
}

.notification-item.unread {
    background-color: #eff6ff;
    border-left-color: var(--primary-color);
}

.notification-item:hover {
    box-shadow: var(--shadow-sm);
}

/* Employee Cards */
.employee-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: var(--transition);
}

.employee-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.employee-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 1.125rem;
}

/* Progress Bars */
.progress {
    height: 8px;
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    background-color: var(--primary-color);
    transition: width 0.6s ease;
}

/* Utilities */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-info { color: var(--info-color) !important; }

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

.border { border: 1px solid var(--border-color) !important; }
.border-0 { border: 0 !important; }
.rounded { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }

.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

/* Responsive Design */
@media (max-width: 768px) {
    .container-fluid {
        padding: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .navbar-brand {
        font-size: 1.125rem;
    }
}

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Hover Effects */
.hover-lift {
    transition: var(--transition);
}

.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Focus States */
.focus-ring:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Enhanced Form Styles for Modern Login */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

.form-control, .form-select {
    transition: all 0.2s ease;
    border: 1.5px solid var(--border-color);
}

.form-control:hover, .form-select:hover {
    border-color: var(--primary-color);
}

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

/* Input Group Enhancements */
.input-group .form-control:focus,
.input-group .form-select:focus {
    z-index: 3;
}

.input-group .btn {
    border-color: var(--border-color);
}

.input-group .btn:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-color);
    color: white;
}

/* Phone Input Styling */
.phone-input-group {
    display: flex;
    gap: 0.5rem;
}

.phone-input-group .country-code {
    min-width: 120px;
    flex-shrink: 0;
}

/* Password Input Enhancements */
.password-input-group {
    position: relative;
}

.password-input-group .form-control {
    padding-right: 2.5rem;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 4;
}

.password-toggle:hover {
    color: var(--primary-color);
}

/* Form Validation Styles */
.form-control.is-valid {
    border-color: var(--success-color);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.1);
}

.form-control.is-invalid {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1);
}

.valid-feedback {
    color: var(--success-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Button Enhancements */
.btn {
    font-weight: 500;
    letter-spacing: 0.025em;
}

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

/* Google Button Styling */
.google-btn {
    transition: all 0.2s ease;
    font-weight: 500;
}

.google-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Form Toggle Enhancements */
.form-toggle {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 4px;
    margin-bottom: 2rem;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.toggle-btn {
    transition: all 0.2s ease;
    font-weight: 500;
}

.toggle-btn.active {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Alert Enhancements */
.alert {
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    color: #14532d;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.alert-info {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #0c4a6e;
}