/* Modern WhatsApp Business Hub - Enhanced UI/UX */

/* CSS Reset and Smooth Scrolling */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* Enhanced CSS Variables */
:root {
    /* WhatsApp Brand Colors */
    --wa-primary: #00a884;
    --wa-primary-hover: #017561;
    --wa-primary-light: #e8f5f3;
    --wa-secondary: #25d366;
    --wa-accent: #dcf8c6;
    
    /* Neutral Colors */
    --wa-bg: #f8fafc;
    --wa-surface: #ffffff;
    --wa-surface-hover: #f1f5f9;
    --wa-border: #e2e8f0;
    --wa-border-light: #f1f5f9;
    
    /* Text Colors */
    --wa-text: #0f172a;
    --wa-text-secondary: #64748b;
    --wa-text-muted: #94a3b8;
    
    /* Status Colors */
    --wa-success: #22c55e;
    --wa-warning: #f59e0b;
    --wa-error: #ef4444;
    --wa-info: #3b82f6;
    
    /* Shadows */
    --wa-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --wa-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --wa-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --wa-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --wa-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --wa-radius-sm: 0.375rem;
    --wa-radius: 0.5rem;
    --wa-radius-md: 0.75rem;
    --wa-radius-lg: 1rem;
    --wa-radius-xl: 1.5rem;
    
    /* Layout */
    --sidebar-width: 280px;
    --navbar-height: 70px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --wa-bg: #0f172a;
    --wa-surface: #1e293b;
    --wa-surface-hover: #334155;
    --wa-border: #334155;
    --wa-border-light: #475569;
    --wa-text: #f8fafc;
    --wa-text-secondary: #cbd5e1;
    --wa-text-muted: #94a3b8;
}

/* Base Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--wa-text);
    background-color: var(--wa-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--wa-text);
    margin-bottom: 0.5rem;
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

/* Links */
a {
    color: var(--wa-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--wa-primary-hover);
}

/* Layout Components */
.main-wrapper {
    display: flex;
    min-height: 100vh;
    padding-top: var(--navbar-height);
}

.public-wrapper {
    padding-top: var(--navbar-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    margin-left: 0;
    transition: margin-left var(--transition-normal);
    padding: 1.5rem;
    background: var(--wa-bg);
    width: 100%;
    overflow-x: hidden;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--navbar-height));
    background: var(--wa-surface);
    border-right: 1px solid var(--wa-border);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    z-index: 1000;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* Mobile: Sidebar hidden by default */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
    
    .sidebar-open {
        overflow: hidden;
    }
}

.sidebar-header {
    flex-shrink: 0;
}

.sidebar-body {
    flex: 1;
    overflow-y: auto;
}

.sidebar-footer {
    flex-shrink: 0;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: var(--wa-text-secondary);
    text-decoration: none;
    border-radius: var(--wa-radius);
    transition: all var(--transition-fast);
    position: relative;
    margin-bottom: 0.25rem;
}

.sidebar-nav-link:hover {
    background: var(--wa-surface-hover);
    color: var(--wa-text);
    transform: translateX(2px);
}

.sidebar-nav-link.active {
    background: var(--wa-primary-light);
    color: var(--wa-primary);
    font-weight: 500;
}

.sidebar-nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--wa-primary);
    border-radius: 0 2px 2px 0;
}

.sidebar-nav-link i {
    width: 20px;
    margin-right: 0.75rem;
    text-align: center;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.sidebar-open .sidebar-overlay {
    opacity: 1;
    visibility: visible;
}

/* Desktop Layout */
@media (min-width: 992px) {
    .main-wrapper {
        display: flex;
        flex-direction: row;
    }
    
    .sidebar {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        transform: translateX(0);
        height: calc(100vh - var(--navbar-height));
        z-index: 100;
    }
    
    .main-content {
        margin-left: var(--sidebar-width);
        width: calc(100% - var(--sidebar-width));
        padding: 1.5rem;
        min-height: calc(100vh - var(--navbar-height));
        box-sizing: border-box;
    }
    
    .sidebar-overlay {
        display: none;
    }
    
    body:not(.sidebar-open) .main-content {
        margin-left: var(--sidebar-width);
        width: calc(100% - var(--sidebar-width));
    }
    
    /* Ensure content containers don't overflow */
    .container-fluid {
        max-width: 100%;
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .row {
        margin-left: -0.75rem;
        margin-right: -0.75rem;
    }
    
    .col, [class*="col-"] {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

/* Enhanced Buttons */
.btn {
    font-weight: 500;
    border-radius: var(--wa-radius);
    padding: 0.5rem 1rem;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--wa-primary), var(--wa-secondary));
    border-color: var(--wa-primary);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--wa-primary-hover), var(--wa-primary));
    transform: translateY(-1px);
    box-shadow: var(--wa-shadow-md);
}

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

.btn-outline-primary:hover {
    background: var(--wa-primary);
    border-color: var(--wa-primary);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--wa-shadow-md);
}

.btn-light {
    background: var(--wa-surface);
    border-color: var(--wa-border);
    color: var(--wa-text);
}

.btn-light:hover {
    background: var(--wa-surface-hover);
    border-color: var(--wa-border);
    color: var(--wa-text);
    transform: translateY(-1px);
    box-shadow: var(--wa-shadow-sm);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8rem;
}

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

/* Card Enhancements */
.card {
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-lg);
    background: var(--wa-surface);
    box-shadow: var(--wa-shadow-sm);
    transition: all var(--transition-fast);
    overflow: hidden;
}

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

.card-header {
    background: var(--wa-surface);
    border-bottom: 1px solid var(--wa-border);
    padding: 1.25rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: var(--wa-surface);
    border-top: 1px solid var(--wa-border);
    padding: 1rem 1.5rem;
}

/* Form Enhancements */
.form-control {
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius);
    background: var(--wa-surface);
    color: var(--wa-text);
    padding: 0.625rem 0.875rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: var(--wa-primary);
    box-shadow: 0 0 0 0.2rem rgba(0, 168, 132, 0.25);
    background: var(--wa-surface);
    color: var(--wa-text);
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m1 6 7 7 7-7'/%3e%3c/svg%3e");
}

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

/* Alert Enhancements */
.alert {
    border: none;
    border-radius: var(--wa-radius-lg);
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    box-shadow: var(--wa-shadow-sm);
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--wa-success);
    border-left: 4px solid var(--wa-success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--wa-error);
    border-left: 4px solid var(--wa-error);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--wa-warning);
    border-left: 4px solid var(--wa-warning);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--wa-info);
    border-left: 4px solid var(--wa-info);
}

/* Badge Enhancements */
.badge {
    font-weight: 500;
    border-radius: var(--wa-radius-sm);
    padding: 0.375rem 0.75rem;
}

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

/* Table Enhancements */
.table {
    background: var(--wa-surface);
    border-radius: var(--wa-radius-lg);
    overflow: hidden;
    box-shadow: var(--wa-shadow-sm);
}

.table th {
    background: var(--wa-surface-hover);
    border-bottom: 1px solid var(--wa-border);
    font-weight: 600;
    color: var(--wa-text);
    padding: 1rem;
}

.table td {
    border-bottom: 1px solid var(--wa-border-light);
    padding: 1rem;
    vertical-align: middle;
}

.table tbody tr:hover {
    background: var(--wa-surface-hover);
}

/* Dropdown Enhancements */
.dropdown-menu {
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-lg);
    box-shadow: var(--wa-shadow-lg);
    background: var(--wa-surface);
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: var(--wa-radius);
    padding: 0.5rem 0.75rem;
    color: var(--wa-text);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--wa-surface-hover);
    color: var(--wa-text);
}

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

.bg-primary { background-color: var(--wa-primary) !important; }
.bg-light { background-color: var(--wa-surface) !important; }
.bg-muted { background-color: var(--wa-surface-hover) !important; }

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

.rounded-2xl { border-radius: var(--wa-radius-xl) !important; }
.rounded-xl { border-radius: var(--wa-radius-lg) !important; }
.rounded-lg { border-radius: var(--wa-radius-md) !important; }

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

/* Dashboard Components */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--wa-surface);
    border-radius: var(--wa-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--wa-shadow);
    border: 1px solid var(--wa-border);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--wa-primary), var(--wa-secondary));
}

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

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--wa-primary);
    margin-bottom: 0.5rem;
}

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

/* Responsive Design */
@media (max-width: 575.98px) {
    .main-content {
        padding: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
}

/* Focus Styles */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 168, 132, 0.25);
}