/* ================================================
   MODERN DASHBOARD - ENHANCED UI/UX
   ================================================
   Uses CompanyCSSCustomization.css variables
   Ensure CompanyCSSCustomization.css is loaded BEFORE this file
   ================================================ */

/* Alias company variables for easier use in this file */
:root {
    /* Map company variables to dashboard-friendly names */
    --primary-50: var(--company-primary-50);
    --primary-100: var(--company-primary-100);
    --primary-200: var(--company-primary-200);
    --primary-300: var(--company-primary-300);
    --primary-400: var(--company-primary-400);
    --primary-500: var(--company-primary-500);
    --primary-600: var(--company-primary-600);
    --primary-700: var(--company-primary-700);
    --primary-800: var(--company-primary-800);
    --primary-900: var(--company-primary-900);

    /* Semantic Colors */
    --success-color: var(--company-success);
    --success-light: var(--company-success-light);
    --danger-color: var(--company-danger);
    --danger-light: var(--company-danger-light);
    --warning-color: var(--company-warning);
    --warning-light: var(--company-warning-light);
    --info-color: var(--company-info);
    --info-light: var(--company-info-light);

    /* Background & Surface */
    --bg-primary: var(--company-bg-primary);
    --bg-secondary: var(--company-bg-secondary);
    --bg-tertiary: var(--company-bg-tertiary);
    --surface-color: var(--company-bg-primary);

    /* Text Colors */
    --text-primary: var(--company-text-primary);
    --text-secondary: var(--company-text-secondary);
    --text-tertiary: var(--company-text-tertiary);
    --text-inverse: var(--company-text-inverse);

    /* Border & Radius */
    --border-color: var(--company-border-light);
    --border-radius-sm: var(--company-radius-sm);
    --border-radius-md: var(--company-radius-md);
    --border-radius-lg: var(--company-radius-lg);
    --border-radius-xl: var(--company-radius-xl);
    --border-radius-2xl: var(--company-radius-2xl);

    /* Shadows */
    --shadow-xs: var(--company-shadow-xs);
    --shadow-sm: var(--company-shadow-sm);
    --shadow-md: var(--company-shadow-md);
    --shadow-lg: var(--company-shadow-lg);
    --shadow-xl: var(--company-shadow-xl);
    --shadow-2xl: var(--company-shadow-2xl);

    /* Spacing */
    --spacing-1: var(--company-spacing-1);
    --spacing-2: var(--company-spacing-2);
    --spacing-3: var(--company-spacing-3);
    --spacing-4: var(--company-spacing-4);
    --spacing-5: var(--company-spacing-5);
    --spacing-6: var(--company-spacing-6);
    --spacing-8: var(--company-spacing-8);
    --spacing-10: var(--company-spacing-10);
    --spacing-12: var(--company-spacing-12);

    /* Typography */
    --font-sans: var(--company-font-primary);
    --font-weight-normal: var(--company-font-normal);
    --font-weight-medium: var(--company-font-medium);
    --font-weight-semibold: var(--company-font-semibold);
    --font-weight-bold: var(--company-font-bold);

    /* Transitions */
    --transition-fast: var(--company-transition-fast);
    --transition-base: var(--company-transition-base);
    --transition-slow: var(--company-transition-slow);
}

/* Dark Theme */
:root[data-theme='dark'] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --surface-color: #1e293b;
    --overlay-color: rgba(0, 0, 0, 0.7);
    
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #64748b;
    
    --border-color: #334155;
    
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px -1px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

/* ================================================
   MODERN DASHBOARD COMPONENTS
   ================================================ */

.modern-dashboard {
    background: var(--bg-secondary);
    min-height: 100vh;
    padding: var(--spacing-6);
    font-family: var(--font-sans);
}

.dashboard-header {
    margin-bottom: var(--spacing-8);
    animation: slideDown 0.5s var(--transition-base);
}

.dashboard-title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.dashboard-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Stat Cards with Modern Glass Morphism */
.modern-stat-card {
    background: var(--surface-color);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-6);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.5s var(--transition-base) backwards;
}

.modern-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.modern-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modern-stat-card:hover::before {
    opacity: 1;
}

.stat-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-4);
}

.stat-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.modern-stat-card:hover .stat-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}

.stat-icon-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.stat-icon-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.stat-icon-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.stat-icon-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--spacing-2);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-change {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    margin-top: var(--spacing-2);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--border-radius-md);
}

.stat-change-positive {
    color: var(--success-color);
    background: var(--success-light);
}

.stat-change-negative {
    color: var(--danger-color);
    background: var(--danger-light);
}

/* Modern Card Design */
.modern-card {
    background: var(--surface-color);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
    animation: fadeInUp 0.5s var(--transition-base) backwards;
}

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

.modern-card-header {
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.modern-card-title {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.modern-card-body {
    padding: var(--spacing-6);
}

/* Modern Table */
.modern-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.modern-table thead th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: var(--font-weight-semibold);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-3) var(--spacing-4);
    text-align: left;
    border-bottom: 2px solid var(--border-color);
}

.modern-table tbody tr {
    transition: all var(--transition-fast);
}

.modern-table tbody tr:hover {
    background: var(--bg-secondary);
}

.modern-table tbody td {
    padding: var(--spacing-4);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.modern-table tbody tr:last-child td {
    border-bottom: none;
}

.dashboard-tab-panel {
    display: none;
}

.dashboard-tab-panel.is-active {
    display: block;
}

/* Badge Enhancements */
.modern-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--border-radius-md);
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

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

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

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

/* Leave Request List */
.leave-requests-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.leave-request-item {
    padding: var(--spacing-4);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--primary-500);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.leave-request-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.employee-name {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacing-1);
}

.leave-details {
    display: flex;
    gap: var(--spacing-3);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Chart Container */
.chart-container {
    position: relative;
    height: 300px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Staggered Animation Delays */
.modern-stat-card:nth-child(1) { animation-delay: 0.1s; }
.modern-stat-card:nth-child(2) { animation-delay: 0.2s; }
.modern-stat-card:nth-child(3) { animation-delay: 0.3s; }
.modern-stat-card:nth-child(4) { animation-delay: 0.4s; }

.modern-card:nth-child(1) { animation-delay: 0.1s; }
.modern-card:nth-child(2) { animation-delay: 0.2s; }
.modern-card:nth-child(3) { animation-delay: 0.3s; }

/* Micro-interactions */
.interactive-element {
    position: relative;
    overflow: hidden;
}

.interactive-element::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.interactive-element:active::after {
    width: 300px;
    height: 300px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .modern-dashboard {
        padding: var(--spacing-4);
    }
    
    .dashboard-title {
        font-size: 1.5rem;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .modern-card-body {
        padding: var(--spacing-4);
    }
}

/* RTL Support */
[dir="rtl"] .modern-table thead th,
[dir="rtl"] .modern-table tbody td {
    text-align: right;
}

[dir="rtl"] .leave-request-item {
    border-left: none;
    border-right: 4px solid var(--primary-500);
}

[dir="rtl"] .leave-request-item:hover {
    transform: translateX(-4px);
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus Styles for Accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}