/* ==========================================
   MFS CRM - Global Stylesheet
   Consolidates common CSS from all templates
   ========================================== */

/* ==========================================
   1. CSS VARIABLES - Design System
   ========================================== */
:root {
    /* Primary Colors & Gradients */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --primary-color: #667eea;
    --primary-dark: #764ba2;
    --secondary-color: #1e3c72;
    --secondary-dark: #2a5298;

    /* Status Colors */
    --status-active: #28a745;
    --status-pending: #ed8936;
    --status-inactive: #6c757d;
    --status-terminated: #dc3545;
    --status-info: #2196f3;
    --status-warning: #ffc107;

    /* Neutral Colors */
    --bg-white: #ffffff;
    --bg-gray-light: #f8f9fa;
    --bg-gray-medium: #e9ecef;
    --bg-gray-dark: #dee2e6;
    --border-gray: #e2e8f0;
    --border-gray-dark: #cbd5e0;
    --text-primary: #333;
    --text-secondary: #666;
    --text-muted: #718096;

    /* Spacing Scale */
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 15px;
    --spacing-lg: 20px;
    --spacing-xl: 25px;
    --spacing-2xl: 30px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 10px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-xl: 0 4px 12px rgba(0,0,0,0.15);

    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.85rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 2.5rem;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==========================================
   2. BASE RESETS
   ========================================== */
* {
    box-sizing: border-box;
}

/* ==========================================
   3. LAYOUT COMPONENTS
   ========================================== */
.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stats-grid-wide {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* ==========================================
   4. CARD COMPONENTS
   ========================================== */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-gradient {
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.card-bordered {
    background: var(--bg-white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.card-accent-left {
    border-left: 4px solid var(--primary-color);
}

.card-accent-top {
    border-top: 4px solid var(--primary-color);
}

/* Card Header */
.card-header {
    background: var(--bg-gray-light);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin: calc(var(--spacing-lg) * -1) calc(var(--spacing-lg) * -1) var(--spacing-md);
    border-bottom: 2px solid var(--border-gray);
}

.card-header h3,
.card-header h4,
.card-header h5 {
    margin: 0;
    color: var(--text-primary);
}

/* Specific Card Types */
.summary-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-gray);
}

.client-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-gray);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.client-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.stat-card {
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base);
}

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

.stat-card h3 {
    font-size: var(--font-size-3xl);
    margin: 0;
    font-weight: var(--font-weight-bold);
}

.stat-card p {
    margin: 0;
    opacity: 0.9;
    font-size: var(--font-size-sm);
}

/* ==========================================
   5. STATUS BADGES
   ========================================== */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    line-height: 1;
}

.badge-active {
    background-color: var(--status-active);
    color: white;
}

.badge-pending {
    background-color: var(--status-pending);
    color: white;
}

.badge-inactive {
    background-color: var(--status-inactive);
    color: white;
}

.badge-terminated {
    background-color: var(--status-terminated);
    color: white;
}

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

.badge-warning {
    background-color: var(--status-warning);
    color: #333;
}

/* Status badges - specific variations */
.status-active {
    background-color: var(--status-active);
    color: white;
}

.status-pending {
    background-color: var(--status-pending);
    color: white;
}

.status-inactive {
    background-color: var(--status-inactive);
    color: white;
}

.status-terminated {
    background-color: var(--status-terminated);
    color: white;
}

/* Completeness badges */
.completeness-badge {
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
}

.completeness-complete {
    background-color: var(--status-active);
    color: white;
}

.completeness-good {
    background-color: var(--status-info);
    color: white;
}

.completeness-fair {
    background-color: var(--status-warning);
    color: #333;
}

.completeness-incomplete {
    background-color: var(--status-terminated);
    color: white;
}

/* ==========================================
   6. BUTTONS
   ========================================== */
.btn {
    display: inline-block;
    border: none;
    padding: 8px 15px;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    text-decoration: none;
    text-align: center;
    transition: all var(--transition-base);
    line-height: 1.5;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--secondary-gradient);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

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

.btn-success:hover:not(:disabled) {
    background: #218838;
}

.btn-danger,
.btn-delete {
    background: linear-gradient(135deg, var(--status-terminated) 0%, #c82333 100%);
    color: white;
}

.btn-danger:hover:not(:disabled),
.btn-delete:hover:not(:disabled) {
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 5px 10px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-base);
}

/* ==========================================
   7. FORMS & INPUTS
   ========================================== */
.form-control,
.form-select {
    font-size: var(--font-size-sm);
    padding: 0.35rem 0.65rem;
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    display: block;
}

/* ==========================================
   8. TABLES
   ========================================== */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th {
    background: var(--bg-gray-light);
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-gray);
}

.table td {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-gray-dark);
}

.table tr:hover {
    background: var(--bg-gray-light);
}

.table-striped tbody tr:nth-child(even) {
    background: var(--bg-gray-light);
}

/* ==========================================
   9. SECTION HEADERS
   ========================================== */
.section-header {
    background: var(--bg-gray-light);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--primary-color);
}

.section-header h2,
.section-header h3,
.section-header h4 {
    margin: 0;
    color: var(--text-primary);
}

.section-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

/* ==========================================
   10. UTILITY CLASSES
   ========================================== */

/* Text Colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-white { color: white !important; }

/* Text Alignment */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

/* Font Weights */
.font-normal { font-weight: var(--font-weight-normal) !important; }
.font-medium { font-weight: var(--font-weight-medium) !important; }
.font-semibold { font-weight: var(--font-weight-semibold) !important; }
.font-bold { font-weight: var(--font-weight-bold) !important; }

/* Margins */
.m-0 { margin: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-1 { margin-top: var(--spacing-xs) !important; }
.mt-2 { margin-top: var(--spacing-sm) !important; }
.mt-3 { margin-top: var(--spacing-md) !important; }
.mt-4 { margin-top: var(--spacing-lg) !important; }
.mb-1 { margin-bottom: var(--spacing-xs) !important; }
.mb-2 { margin-bottom: var(--spacing-sm) !important; }
.mb-3 { margin-bottom: var(--spacing-md) !important; }
.mb-4 { margin-bottom: var(--spacing-lg) !important; }

/* Paddings */
.p-0 { padding: 0 !important; }
.p-1 { padding: var(--spacing-xs) !important; }
.p-2 { padding: var(--spacing-sm) !important; }
.p-3 { padding: var(--spacing-md) !important; }
.p-4 { padding: var(--spacing-lg) !important; }

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

/* Flex Utilities */
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }
.align-start { align-items: flex-start !important; }
.align-center { align-items: center !important; }
.align-end { align-items: flex-end !important; }
.gap-1 { gap: var(--spacing-xs) !important; }
.gap-2 { gap: var(--spacing-sm) !important; }
.gap-3 { gap: var(--spacing-md) !important; }
.gap-4 { gap: var(--spacing-lg) !important; }

/* Backgrounds */
.bg-white { background-color: var(--bg-white) !important; }
.bg-gray-light { background-color: var(--bg-gray-light) !important; }
.bg-gradient { background: var(--primary-gradient) !important; }

/* Borders */
.border { border: 1px solid var(--border-gray) !important; }
.border-top { border-top: 1px solid var(--border-gray) !important; }
.border-bottom { border-bottom: 1px solid var(--border-gray) !important; }
.border-left { border-left: 1px solid var(--border-gray) !important; }
.border-right { border-right: 1px solid var(--border-gray) !important; }

/* Border Radius */
.rounded { border-radius: var(--radius-md) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }

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

/* ==========================================
   11. ANIMATIONS
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out;
}

.animate-slide-in {
    animation: slideInRight 0.3s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* ==========================================
   12. RESPONSIVE UTILITIES
   ========================================== */
@media (max-width: 768px) {
    .stats-grid,
    .stats-grid-wide {
        grid-template-columns: 1fr;
    }

    .mobile-hide {
        display: none !important;
    }

    .card {
        padding: var(--spacing-md);
    }
}

@media (min-width: 769px) {
    .desktop-hide {
        display: none !important;
    }
}