/* Unified Theme System for Customer 360° Dashboard */

/* CSS Variables - Unified Color Scheme */
:root {
    /* Primary Colors */
    --primary-color: #141b4d;
    --primary-light: #1e2a5e;
    --primary-medium: #2a3a6f;
    --primary-dark: #0f1440;
    
    /* Secondary Colors */
    --secondary-color: #6c757d;
    --secondary-light: #F5F5F5;
    --secondary-medium: #E0E0E0;
    --secondary-dark: #BDBDBD;
    
    /* Background Colors */
    --background-color: #F5F5F5;
    --card-background: #FFFFFF;
    --surface-color: #FFFFFF;
    
    /* Text Colors */
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #9ca3af;
    
    /* Border Colors */
    --border-color: #dee2e6;
    --border-light: #f1f3f4;
    
    /* Status Colors */
    --success-color: #4CAF50;
    --success-light: #E8F5E8;
    --warning-color: #FF9800;
    --warning-light: #FFF3E0;
    --danger-color: #F44336;
    --danger-light: #FFEBEE;
    --info-color: #141b4d;
    --info-light: #1e2a5e;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Enhanced Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.18);
    --shadow-2xl: 0 24px 48px rgba(0, 0, 0, 0.2);
    
    /* Gradient Colors */
    --gradient-primary-start: #141b4d;
    --gradient-primary-end: #0f1440;
    --gradient-secondary-start: #E3F2FD;
    --gradient-secondary-end: #BBDEFB;
    --gradient-card-start: #FFFFFF;
    --gradient-card-end: #FAFBFC;
    --gradient-success-start: #4CAF50;
    --gradient-success-end: #388E3C;
    --gradient-warning-start: #FF9800;
    --gradient-warning-end: #F57C00;
    --gradient-danger-start: #F44336;
    --gradient-danger-end: #D32F2F;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Typography */
    --font-family-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-tooltip: 1070;
    --z-tooltip: 1070;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --primary-color: #141b4d;
    --primary-light: #1e2a5e;
    --primary-medium: #2a3a6f;
    --primary-dark: #0f1440;
    
    --secondary-color: #B0BEC5;
    --secondary-light: #212121;
    --secondary-medium: #303030;
    --secondary-dark: #424242;
    
    --background-color: #121212;
    --card-background: #1E1E1E;
    --surface-color: #2D2D2D;
    
    --text-primary: #FFFFFF;
    --text-secondary: #B0BEC5;
    --text-muted: #757575;
    
    --border-color: #424242;
    --border-light: #303030;
    
    /* Dark Theme Gradients */
    --gradient-primary-start: #141b4d;
    --gradient-primary-end: #0f1440;
    --gradient-secondary-start: #1E1E1E;
    --gradient-secondary-end: #2D2D2D;
    --gradient-card-start: #1E1E1E;
    --gradient-card-end: #2A2A2A;
    --gradient-success-start: #4CAF50;
    --gradient-success-end: #388E3C;
    --gradient-warning-start: #FF9800;
    --gradient-warning-end: #F57C00;
    --gradient-danger-start: #F44336;
    --gradient-danger-end: #D32F2F;
    
    /* Dark Theme Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.7);
    --shadow-2xl: 0 24px 48px rgba(0, 0, 0, 0.8);
}

/* Base Styles */
* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

/* Navigation Bar Styles */
.navbar {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.navbar-brand {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar-brand:hover {
    color: #e0e0e0;
    text-decoration: none;
}

.navbar-brand i {
    color: #ffffff;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: #ffffff;
    font-weight: 500;
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.nav-link:hover {
    color: #e0e0e0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    text-decoration: none;
    box-shadow: var(--shadow-xs);
}

.nav-link.active {
    color: #ffffff;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0.1) 100%);
    box-shadow: var(--shadow-sm);
}

.navbar-nav .nav-link.active, .navbar-nav .nav-link.show {
    color: #ffffff;
}

.nav-link i {
    font-size: var(--font-size-sm);
}

/* Dropdown Styles */
.dropdown-menu {
    background: linear-gradient(135deg, var(--gradient-card-start) 0%, var(--gradient-card-end) 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-sm) 0;
    min-width: 200px;
    backdrop-filter: blur(10px);
}

.dropdown-item {
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dropdown-item:hover {
    background: linear-gradient(135deg, var(--gradient-secondary-start) 0%, var(--gradient-secondary-end) 100%);
    color: var(--primary-dark);
    text-decoration: none;
    box-shadow: var(--shadow-xs);
}

.dropdown-divider {
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-sm) 0;
}

/* Header Card Styles */
.header-card {
    background: linear-gradient(135deg, var(--gradient-card-start) 0%, var(--gradient-card-end) 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    position: relative;
}

.header-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
}

.header-card .card-body {
    padding: 1rem;
}

.header-card .customer-name,
.header-card .dashboard-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-3xl);
    line-height: 1.2;
}

.header-card .customer-details,
.header-card .dashboard-subtitle {
    color: var(--text-secondary);
    margin-bottom: 0;
    font-size: var(--font-size-lg);
}

.status-indicator {
    text-align: right;
}

.status-active {
    background: linear-gradient(135deg, var(--gradient-success-start) 0%, var(--gradient-success-end) 100%);
    color: white;
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-xl);
    font-weight: 500;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Dashboard Card Styles */
.dashboard-card {
    background: linear-gradient(135deg, var(--gradient-card-start) 0%, var(--gradient-card-end) 100%);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    /* height: 100%; */
    overflow: hidden;
    position: relative;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, var(--gradient-primary-start), var(--gradient-primary-end));
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0.1;
    pointer-events: none;
}

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

.dashboard-card:hover::before {
    opacity: 0.2;
}

.dashboard-card .card-header {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);;
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: var(--spacing-lg);
    position: relative;
}

.dashboard-card .card-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gradient-primary-start) 50%, transparent 100%);
    opacity: 0.3;
}

.dashboard-card .card-title {
    color: #ffffff!important;
    font-weight: 600;
    margin: 0;
    font-size: var(--font-size-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dashboard-card .card-body {
    padding: var(--spacing-lg);
}

.dashboard-card .card-body.lp {
    padding: 1.2rem;
}

.dashboard-card .card-title i {
    color: var(--primary-color);
    font-size: var(--font-size-base);
}

/* Footer Styles */
.app-footer {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    /* padding: var(--spacing-xl) 0; */
    box-shadow: var(--shadow-lg);
    position: relative;
}

.app-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gradient-primary-start) 50%, transparent 100%);
    opacity: 0.3;
}

.container-fluid {
    /* padding: 0 var(--spacing-lg); */
    padding: 1rem;
}

.app-footer .row {
    align-items: center;
}

.app-footer .brand-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.app-footer .brand-section i {
    color: #ffffff;
    font-size: var(--font-size-lg);
}

.app-footer .brand-text {
    font-weight: 600;
    color: #ffffff;
    font-size: var(--font-size-lg);
}

.app-footer .brand-subtitle {
    color: #e0e0e0;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

.app-footer .links-section {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-lg);
    align-items: center;
}

.app-footer .footer-link {
    color: #e0e0e0;
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.app-footer .footer-link:hover {
    color: #ffffff;
    text-decoration: none;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-radius: var(--radius-sm);
    /* padding: var(--spacing-xs) var(--spacing-sm); */
    box-shadow: var(--shadow-xs);
}

.app-footer .copyright {
    color: #e0e0e0;
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
    margin-bottom: 0;
    text-align: right;
}

/* Utility Classes */
.text-primary {
    color: var(--text-primary) !important;
}

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

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

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

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

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

/* Badge Styles */
.badge {
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-xs);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge-success {
    background: linear-gradient(135deg, var(--gradient-success-start) 0%, var(--gradient-success-end) 100%);
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, var(--gradient-warning-start) 0%, var(--gradient-warning-end) 100%);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, var(--gradient-danger-start) 0%, var(--gradient-danger-end) 100%);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
    color: white;
}

.badge-secondary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    color: white;
}

/* Button Styles */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: var(--transition-normal);
    padding: var(--spacing-sm) var(--spacing-md);
    box-shadow: var(--shadow-xs);
    border: 1px solid transparent;
}

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

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-xs);
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
    border-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--gradient-primary-end) 0%, var(--primary-dark) 100%);
    border-color: var(--primary-dark);
    box-shadow: var(--shadow-md);
}

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

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: var(--font-size-lg);
    }
    
    .header-card .customer-name,
    .header-card .dashboard-title {
        font-size: var(--font-size-2xl);
    }
    
    .header-card .customer-details,
    .header-card .dashboard-subtitle {
        font-size: var(--font-size-base);
    }
    
    .status-indicator {
        text-align: left;
        margin-top: var(--spacing-md);
    }
    
    .dashboard-card .card-body {
        padding: var(--spacing-md);
    }
    
    .app-footer .links-section {
        justify-content: center;
        margin-top: var(--spacing-md);
    }
    
    .app-footer .copyright {
        text-align: center;
    }
}

@media (max-width: 576px) {
    .navbar-brand {
        font-size: var(--font-size-base);
    }
    
    .header-card .card-body {
        padding: var(--spacing-lg);
    }
    
    .header-card .customer-name,
    .header-card .dashboard-title {
        font-size: var(--font-size-xl);
    }
    
    .header-card .customer-details,
    .header-card .dashboard-subtitle {
        font-size: var(--font-size-sm);
    }
    
    .dashboard-card .card-header {
        padding: var(--spacing-md);
    }
    
    .dashboard-card .card-title {
        font-size: var(--font-size-base);
    }
    
    .app-footer .container-fluid {
        padding: 0 var(--spacing-md);
    }
    
    .app-footer .links-section {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* Mobile Navigation */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background-color: var(--card-background);
        border-radius: var(--radius-md);
        margin-top: var(--spacing-sm);
        padding: var(--spacing-md);
        box-shadow: var(--shadow-md);
    }
    
    .navbar-nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .nav-link {
        padding: var(--spacing-sm);
        justify-content: flex-start;
    }
}

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--secondary-medium);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

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

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

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

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

/* Focus States for Accessibility */
.nav-link:focus,
.dropdown-item:focus,
.btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .navbar,
    .app-footer {
        display: none;
    }
    
    .header-card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    
    .dashboard-card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
}