/* Modern Design System - Based on aahai.id aesthetics */
:root {
    --primary-color: #FF6B35;
    --primary-hover: #E55A2B;
    --primary-light: rgba(255, 107, 53, 0.1);
    --secondary-color: #4A90A4;
    --accent-color: #FF6B35;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --danger-color: #EF4444;
    --info-color: #3B82F6;
    
    /* Text Colors */
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --text-muted: #718096;
    --text-light: #A0AEC0;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F7FAFC;
    --bg-accent: #EDF2F7;
    --bg-dark: #1A202C;
    
    /* Border & Dividers */
    --border-color: #E2E8F0;
    --border-light: #F7FAFC;
    --divider: #EDF2F7;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Typography */
    --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: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Line Heights */
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;
}

/* Dark Mode Theme */
[data-bs-theme="dark"] {
    --text-primary: #F7FAFC;
    --text-secondary: #CBD5E0;
    --text-muted: #A0AEC0;
    --text-light: #718096;
    
    --bg-primary: #1A202C;
    --bg-secondary: #2D3748;
    --bg-accent: #4A5568;
    
    --border-color: #4A5568;
    --border-light: #2D3748;
    --divider: #4A5568;
    
    --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 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: var(--leading-normal);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: var(--font-size-base);
}

/* On mobile, remove body padding */
@media (max-width: 767.98px) {
    body {
        padding-left: 0;
    }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--leading-tight);
    margin: 0 0 var(--space-md) 0;
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); font-weight: 700; }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin: 0 0 var(--space-md) 0;
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: none;
}

/* Text-Only Logo */
.logo-text-only {
    text-decoration: none !important;
    margin-right: var(--space-2xl);
    transition: all 0.3s ease;
}

.logo-text-only:hover {
    text-decoration: none !important;
    transform: translateY(-1px);
}

.logo-text-enhanced {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-main-text {
    display: flex;
    align-items: baseline;
}

.logo-aa {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--text-primary);
    letter-spacing: -0.05em;
}

.logo-hai {
    font-size: 1.75rem;
    font-weight: 900;
    color: var(--primary-color);
    letter-spacing: -0.05em;
    margin-left: -3px;
}

.logo-subtitle {
    font-size: 0.6rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-top: -3px;
}

/* Navigation */
.navbar {
    background: var(--bg-primary) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-xs);
    padding: var(--space-lg) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    margin-left: 250px;
    transition: margin-left 0.3s ease;
}

/* For authenticated users with collapsed sidebar */
.navbar.sidebar-collapsed {
    margin-left: 60px;
}

/* For unauthenticated users (no sidebar) */
body:not(.has-sidebar) .navbar {
    margin-left: 0;
}

/* On mobile, remove navbar margin */
@media (max-width: 767.98px) {
    .navbar {
        margin-left: 0;
    }
    
    .navbar.sidebar-collapsed {
        margin-left: 0;
    }
}



.navbar-brand .text-primary {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all 0.2s ease;
    padding: var(--space-sm) var(--space-lg) !important;
    border-radius: var(--radius-md);
    margin: 0 var(--space-xs);
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
    background: var(--primary-light);
}

.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
    font-weight: 600;
    background: var(--primary-light);
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.main-content {
    min-height: calc(100vh - 200px);
    padding: var(--space-2xl) 0;
    margin-left: 250px;
    transition: margin-left 0.3s ease;
}

/* For authenticated users with collapsed sidebar */
.main-content.sidebar-collapsed {
    margin-left: 60px;
}

/* For unauthenticated users (no sidebar) */
body:not(.has-sidebar) .main-content {
    margin-left: 0;
}

/* On mobile, remove sidebar margin */
@media (max-width: 767.98px) {
    .main-content {
        margin-left: 0;
    }
    
    .main-content.sidebar-collapsed {
        margin-left: 0;
    }
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-accent) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-3xl) var(--space-2xl);
    margin-bottom: var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 107, 53, 0.03) 100%);
    pointer-events: none;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: var(--leading-tight);
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    font-weight: 400;
    line-height: var(--leading-relaxed);
    max-width: 600px;
    margin: 0 auto var(--space-xl) auto;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary-light);
}

.card-header {
    background: var(--bg-accent);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-lg) var(--space-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--space-xl);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    line-height: var(--leading-relaxed);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    font-size: var(--font-size-sm);
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-lg);
    transition: all 0.2s ease;
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}

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

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

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

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

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

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

.btn-lg {
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-sm {
    padding: var(--space-xs) var(--space-md);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
}

/* Forms */
.form-control, .form-select {
    display: block;
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    font-weight: 400;
    line-height: var(--leading-normal);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

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

.form-label {
    display: inline-block;
    margin-bottom: var(--space-xs);
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.form-text {
    margin-top: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Alerts */
.alert {
    padding: var(--space-md) var(--space-lg);
    margin-bottom: var(--space-lg);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.alert-success {
    color: #065f46;
    background-color: #d1fae5;
    border-color: #a7f3d0;
}

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

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

.alert-info {
    color: #1e40af;
    background-color: #dbeafe;
    border-color: #bfdbfe;
}

/* Tables */
.table {
    width: 100%;
    margin-bottom: var(--space-lg);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th,
.table td {
    padding: var(--space-md) var(--space-lg);
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--bg-accent);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.table td {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: var(--bg-secondary);
}

/* Loading States */
.loading {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

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

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-up {
    animation: slideInUp 0.4s ease-out;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }

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

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .navbar-brand {
        font-size: var(--font-size-xl);
    }
    
    .card-body,
    .hero-section {
        padding: var(--space-lg);
    }
    
    .container {
        padding: 0 var(--space-md);
    }
}

/* Feature-specific Styles */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-2xl) 0;
}

.feature-card {
    text-align: center;
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg) auto;
    color: var(--primary-color);
    font-size: var(--font-size-xl);
}

/* Chart Container */
.chart-container {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin: var(--space-lg) 0;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

/* Query Form */
.query-form {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-2xl);
}

.query-textarea {
    min-height: 120px;
    resize: vertical;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: var(--font-size-sm);
    line-height: var(--leading-relaxed);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-accent);
    border-radius: var(--radius-sm);
}

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

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

/* Footer */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--space-2xl) 0;
    margin-top: var(--space-3xl);
}

.footer-content {
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.logo-img {
    max-width: 150px;        /* Agar lebar gambar tidak melebihi container-nya */
    height: auto;           /* Menjaga rasio aspek gambar */
    display: block;         /* Menghindari space kecil di bawah gambar */
    border-radius: 12px;    /* Membuat sudut membulat */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15); /* Bayangan halus */
    transition: transform 0.3s ease, box-shadow 0.3s ease; /* Efek transisi */
    
}

/* Efek hover */
.logo-img:hover {
    transform: scale(1.05); /* Sedikit membesar saat hover */
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25); /* Bayangan lebih besar saat hover */
}

/* Sidebar Navigation Styles */
.sidebar {
    width: 250px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    z-index: 1050;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    display: block !important;
    transition: width 0.3s ease;
}

/* Clean mobile sidebar implementation */
@media (max-width: 767.98px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100vh;
        z-index: 1045;
        box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
        border-radius: 0;
        border-right: none;
    }
    
    /* Clean mobile content layout */
    .main-content {
        padding-top: 1rem;
        margin-left: 0;
    }
    
    /* Mobile navbar adjustments */
    .navbar {
        margin-left: 0;
        padding: 0.75rem 1rem;
    }
    
    /* Clean mobile sidebar navigation */
    .sidebar-nav {
        padding: 0.5rem 0;
    }
    
    .sidebar-nav .nav-link {
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
        border-radius: 0.5rem;
        margin: 0.125rem 0.75rem;
        border-left: none;
    }
    
    .sidebar-nav .nav-link:hover,
    .sidebar-nav .nav-link.active {
        background: var(--primary-light);
        color: var(--primary-color);
        border-left: none;
    }
    
    /* Mobile sidebar headers */
    .sidebar-header {
        padding: 0.5rem 1.25rem;
        margin: 0.75rem 0 0.25rem 0;
        font-size: 0.7rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.1em;
        background: transparent;
    }
    
    /* Clean offcanvas header */
    .offcanvas-header {
        padding: 1rem 1.25rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .offcanvas-title {
        font-size: 1.1rem;
        font-weight: 600;
    }
}

/* Collapsed sidebar */
.sidebar.collapsed {
    width: 60px;
}

.sidebar.collapsed .sidebar-nav .nav-link {
    justify-content: center;
    padding: var(--space-md);
}

.sidebar.collapsed .sidebar-nav .nav-link span {
    display: none;
}

.sidebar.collapsed .sidebar-header {
    display: none;
}

.sidebar.collapsed .sidebar-nav .nav-link i {
    margin-right: 0;
}


.sidebar-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.sidebar-nav {
    padding: var(--space-lg) 0;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    padding: var(--space-md) var(--space-xl);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.sidebar-nav .nav-link:hover {
    background: var(--primary-light);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    text-decoration: none;
}

.sidebar-nav .nav-link.active {
    background: var(--primary-light);
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    font-weight: 600;
}

.sidebar-nav .nav-link i {
    margin-right: var(--space-md);
    width: 20px;
    text-align: center;
    color: inherit; /* Inherit color from parent */
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.sidebar-nav .nav-link:hover i {
    opacity: 1;
}

.sidebar-nav .nav-link.active i {
    opacity: 1;
    color: var(--primary-color);
}

/* Ensure icons are visible in both light and dark themes */
.sidebar-nav .nav-link i.fas,
.sidebar-nav .nav-link i.fab,
.sidebar-nav .nav-link i.far {
    color: var(--text-secondary);
}

.sidebar-nav .nav-link:hover i.fas,
.sidebar-nav .nav-link:hover i.fab,
.sidebar-nav .nav-link:hover i.far {
    color: var(--primary-color);
}

.sidebar-nav .nav-link.active i.fas,
.sidebar-nav .nav-link.active i.fab,
.sidebar-nav .nav-link.active i.far {
    color: var(--primary-color);
}

/* Sidebar section headers */
.sidebar-header {
    padding: var(--space-sm) var(--space-xl);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--bg-secondary);
}

.sidebar-toggle {
    position: fixed;
    top: var(--space-lg);
    left: var(--space-lg);
    z-index: 1100;
    background: var(--primary-color);
    border: none;
    color: white;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-md);
}

.sidebar-toggle:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.sidebar-toggle i {
    font-size: var(--font-size-lg);
}

/* Overlay for mobile */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

/* Content area adjustment when sidebar is open */
.main-content {
    transition: margin-left 0.3s ease;
}

.content-shift {
    margin-left: 250px;
}

/* Responsive sidebar */
@media (max-width: 768px) {
    .sidebar {
        width: 280px;
        left: -280px;
    }
    
    .content-shift {
        margin-left: 0;
    }
    
    .sidebar-toggle {
        top: var(--space-md);
        left: var(--space-md);
    }
}

/* FontAwesome icon fixes for both light and dark themes */
.sidebar-nav .nav-link i.fas,
.sidebar-nav .nav-link i.fab,
.sidebar-nav .nav-link i.far {
    color: var(--text-secondary) !important;
    opacity: 0.8;
    transition: all 0.2s ease;
    font-size: 16px;
    display: inline-block;
    width: 20px;
    text-align: center;
}

.sidebar-nav .nav-link:hover i.fas,
.sidebar-nav .nav-link:hover i.fab,
.sidebar-nav .nav-link:hover i.far {
    color: var(--primary-color) !important;
    opacity: 1;
}

.sidebar-nav .nav-link.active i.fas,
.sidebar-nav .nav-link.active i.fab,
.sidebar-nav .nav-link.active i.far {
    color: var(--primary-color) !important;
    opacity: 1;
}

/* Specific fixes for Telegram icon */
.sidebar-nav .nav-link i.fa-telegram-plane {
    font-family: "Font Awesome 6 Brands" !important;
    font-weight: 400;
    color: var(--text-secondary) !important;
}

.sidebar-nav .nav-link:hover i.fa-telegram-plane,
.sidebar-nav .nav-link.active i.fa-telegram-plane {
    color: var(--primary-color) !important;
}

/* Additional spacing for sidebar layout */
.sidebar-layout .navbar {
    margin-left: 0;
    transition: margin-left 0.3s ease;
}

.sidebar-layout.content-shift .navbar {
    margin-left: 250px;
}

@media (max-width: 768px) {
    .sidebar-layout.content-shift .navbar {
        margin-left: 0;
    }
}