/* Professional Dark Mode Styles */

/* CSS Variables for Light Theme (Default) */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-border: rgba(0, 0, 0, 0.125);
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --table-bg: #ffffff;
    --table-stripe: rgba(0, 0, 0, 0.05);
    --table-hover: rgba(0, 0, 0, 0.075);
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

/* ============================================
   PROFESSIONAL DARK THEME - Enhanced Design
   ============================================ */

[data-theme="dark"] {
    /* Background Colors - Professional Deep Slate */
    --bg-primary: #0f172a;
    /* Slate 900 */
    --bg-secondary: #1e293b;
    /* Slate 800 */
    --bg-tertiary: #334155;
    /* Slate 700 */
    --bg-quaternary: #475569;
    /* Slate 600 */

    /* Text Colors - Optimized for readability */
    --text-primary: #e8edf5;
    --text-secondary: #b8c5db;
    --text-muted: #8895ab;
    --text-heading: #f5f8fc;

    /* Border & Divider Colors */
    --border-color: #2a3347;
    --border-subtle: #1e2537;
    --border-focus: #4a5a7a;

    /* Card & Surface Colors - Rich and Professional */
    --card-bg: rgba(30, 41, 59, 0.7);
    /* Slate 800 with transparency */
    --card-bg-solid: #1e293b;
    --card-border: rgba(148, 163, 184, 0.1);
    /* Slate 400 low opacity */
    --card-hover-bg: rgba(51, 65, 85, 0.8);
    /* Slate 700 */

    /* Input & Form Colors */
    --input-bg: rgba(42, 51, 71, 0.4);
    --input-bg-focus: rgba(42, 51, 71, 0.7);
    --input-border: #2a3347;
    --input-text: #e8edf5;

    /* Table Colors */
    --table-bg: rgba(30, 37, 55, 0.5);
    --table-stripe: rgba(42, 51, 71, 0.3);
    --table-hover: rgba(74, 90, 122, 0.15);
    --table-header-bg: rgba(42, 51, 71, 0.6);

    /* Shadow Effects - Enhanced depth */
    --shadow: rgba(0, 0, 0, 0.4);
    --shadow-md: rgba(0, 0, 0, 0.5);
    --shadow-lg: rgba(0, 0, 0, 0.6);
    --shadow-colored: rgba(94, 53, 177, 0.2);

    /* Accent Colors - Vibrant in dark mode */
    --accent-primary: #6d4aff;
    --accent-primary-hover: #7f5dff;
    --accent-secondary: #3b9eff;
    --accent-glow: rgba(109, 74, 255, 0.15);
}

/* ============================================
   BASE STYLES
   ============================================ */

[data-theme="dark"] {
    background: linear-gradient(135deg, #0a0f1e 0%, #131929 50%, #1a1f32 100%);
    color: var(--text-primary);
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    background-attachment: fixed;
    color: var(--text-primary);
}

/* Glassmorphism effect for body background overlay */
/* Professional subtle glow */
[data-theme="dark"] body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(14, 165, 233, 0.08) 0%, transparent 25%);
    pointer-events: none;
    z-index: 0;
}

/* ============================================
   CARDS - Enhanced with glassmorphism
   ============================================ */

[data-theme="dark"] .card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        0 2px 8px var(--shadow-colored),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
}

[data-theme="dark"] .card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(109, 74, 255, 0.3) 50%,
            transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

[data-theme="dark"] .card:hover::before {
    opacity: 1;
}

[data-theme="dark"] .card:hover {
    border-color: var(--border-focus);
    box-shadow:
        0 12px 48px rgba(0, 0, 0, 0.4),
        0 4px 12px var(--shadow-colored),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    background: var(--card-hover-bg);
}

[data-theme="dark"] .card-header {
    background: linear-gradient(135deg,
            rgba(42, 51, 71, 0.7) 0%,
            rgba(30, 37, 55, 0.7) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-heading);
    font-weight: 600;
}

[data-theme="dark"] .card-body {
    background: transparent;
    color: var(--text-primary);
}

/* Dashboard cards enhancement */
[data-theme="dark"] .dashboard-card .card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .card-text {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .dashboard-card:hover .card {
    transform: translateY(-8px);
}

/* ============================================
   FORMS - Modern input styling
   ============================================ */

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--input-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--input-border);
    color: var(--input-text);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .form-control:hover,
[data-theme="dark"] .form-select:hover {
    border-color: var(--border-focus);
    background-color: var(--input-bg-focus);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: var(--input-bg-focus);
    border-color: var(--accent-primary);
    color: var(--text-primary);
    box-shadow:
        0 0 0 3px var(--accent-glow),
        0 4px 12px rgba(109, 74, 255, 0.1);
    outline: none;
}

[data-theme="dark"] .form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

[data-theme="dark"] .form-label {
    color: var(--text-secondary);
    font-weight: 600;
    letter-spacing: 0.3px;
}

[data-theme="dark"] label {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .form-label .text-danger {
    color: #ff6b6b !important;
}

/* Form container enhancement */
[data-theme="dark"] .form-container {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 8px 24px var(--shadow-colored);
}

/* ============================================
   TABLES - Professional data presentation
   ============================================ */

[data-theme="dark"] .table {
    color: var(--text-primary);
    border-color: var(--border-subtle);
}

[data-theme="dark"] .table thead th {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.2) 0%,
            rgba(59, 158, 255, 0.15) 100%);
    backdrop-filter: blur(10px);
    border-color: var(--border-color);
    color: var(--text-heading);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    padding: 1rem 1.25rem;
}

[data-theme="dark"] .table tbody td {
    border-color: var(--border-subtle);
    color: var(--text-secondary);
    padding: 1rem 1.25rem;
    transition: all 0.2s ease;
}

[data-theme="dark"] .table-striped>tbody>tr:nth-of-type(odd)>* {
    --bs-table-accent-bg: var(--table-stripe);
    color: var(--text-primary);
}

[data-theme="dark"] .table-hover>tbody>tr {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] .table-hover>tbody>tr:hover>* {
    --bs-table-accent-bg: var(--table-hover);
    color: var(--text-primary);
    background: linear-gradient(90deg,
            transparent 0%,
            rgba(109, 74, 255, 0.08) 50%,
            transparent 100%);
}

[data-theme="dark"] .table-dark {
    --bs-table-bg: var(--table-header-bg);
    --bs-table-striped-bg: rgba(42, 51, 71, 0.4);
    --bs-table-hover-bg: var(--table-hover);
    border-color: var(--border-color);
}

[data-theme="dark"] .table-bordered {
    border-color: var(--border-subtle);
}

[data-theme="dark"] .table-bordered th,
[data-theme="dark"] .table-bordered td {
    border-color: var(--border-subtle);
}

/* ============================================
   BUTTONS - Vibrant and modern
   ============================================ */

[data-theme="dark"] .btn {
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

[data-theme="dark"] .btn:hover::after {
    width: 300px;
    height: 300px;
}

[data-theme="dark"] .btn-primary {
    background: linear-gradient(135deg, #6d4aff 0%, #7f5dff 100%);
    border: none;
    box-shadow:
        0 4px 12px rgba(109, 74, 255, 0.3),
        0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn-primary:hover {
    background: linear-gradient(135deg, #7f5dff 0%, #9270ff 100%);
    box-shadow:
        0 6px 20px rgba(109, 74, 255, 0.4),
        0 3px 10px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

[data-theme="dark"] .btn-success {
    background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    border: none;
    box-shadow:
        0 4px 12px rgba(16, 185, 129, 0.3),
        0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    box-shadow:
        0 6px 20px rgba(16, 185, 129, 0.4),
        0 3px 10px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

[data-theme="dark"] .btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
    border: none;
    box-shadow:
        0 4px 12px rgba(239, 68, 68, 0.3),
        0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    box-shadow:
        0 6px 20px rgba(239, 68, 68, 0.4),
        0 3px 10px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

[data-theme="dark"] .btn-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
    border: none;
    color: #0a0f1e;
    box-shadow:
        0 4px 12px rgba(245, 158, 11, 0.3),
        0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn-warning:hover {
    background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
    box-shadow:
        0 6px 20px rgba(245, 158, 11, 0.4),
        0 3px 10px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
    color: #0a0f1e;
}

[data-theme="dark"] .btn-info {
    background: linear-gradient(135deg, #3b9eff 0%, #60b5ff 100%);
    border: none;
    box-shadow:
        0 4px 12px rgba(59, 158, 255, 0.3),
        0 2px 6px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .btn-info:hover {
    background: linear-gradient(135deg, #2689ef 0%, #3b9eff 100%);
    box-shadow:
        0 6px 20px rgba(59, 158, 255, 0.4),
        0 3px 10px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

[data-theme="dark"] .btn-secondary {
    background: linear-gradient(135deg,
            var(--bg-tertiary) 0%,
            var(--bg-quaternary) 100%);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-secondary:hover {
    background: linear-gradient(135deg,
            var(--bg-quaternary) 0%,
            var(--border-focus) 100%);
    border-color: var(--border-focus);
    transform: translateY(-2px);
}

[data-theme="dark"] .btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
    background: transparent;
}

[data-theme="dark"] .btn-outline-secondary:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-focus);
    color: var(--text-primary);
}

/* ============================================
   ALERTS - Modern notification styles
   ============================================ */

[data-theme="dark"] .alert {
    border: none;
    border-left: 4px solid;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .alert-info {
    background: linear-gradient(135deg,
            rgba(59, 158, 255, 0.15) 0%,
            rgba(59, 158, 255, 0.08) 100%);
    border-left-color: #3b9eff;
    color: #a5d8ff;
}

[data-theme="dark"] .alert-danger {
    background: linear-gradient(135deg,
            rgba(239, 68, 68, 0.15) 0%,
            rgba(239, 68, 68, 0.08) 100%);
    border-left-color: #ef4444;
    color: #ffa8a8;
}

[data-theme="dark"] .alert-success {
    background: linear-gradient(135deg,
            rgba(16, 185, 129, 0.15) 0%,
            rgba(16, 185, 129, 0.08) 100%);
    border-left-color: #10b981;
    color: #96f2d7;
}

[data-theme="dark"] .alert-warning {
    background: linear-gradient(135deg,
            rgba(245, 158, 11, 0.15) 0%,
            rgba(245, 158, 11, 0.08) 100%);
    border-left-color: #f59e0b;
    color: #ffd43b;
}

/* ============================================
   MODALS - Enhanced dialog windows
   ============================================ */

[data-theme="dark"] .modal-content {
    background: var(--card-bg-solid);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .modal-header {
    background: linear-gradient(135deg,
            rgba(42, 51, 71, 0.8) 0%,
            rgba(30, 37, 55, 0.8) 100%);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-heading);
}

[data-theme="dark"] .modal-footer {
    border-top: 1px solid var(--border-color);
    background: rgba(19, 25, 41, 0.5);
}

/* ============================================
   NAVIGATION - Modern navbar
   ============================================ */

[data-theme="dark"] .modern-navbar {
    background: rgba(19, 25, 41, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .modern-navbar .navbar-brand {
    color: var(--accent-primary);
    text-shadow: 0 0 20px rgba(109, 74, 255, 0.3);
}

[data-theme="dark"] .modern-navbar .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .modern-navbar .nav-link:hover {
    color: var(--accent-primary);
}

[data-theme="dark"] .modern-navbar .dropdown-menu {
    background: var(--card-bg-solid);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .modern-navbar .dropdown-item {
    color: var(--text-primary);
}

[data-theme="dark"] .modern-navbar .dropdown-item:hover {
    background: var(--bg-tertiary);
    color: var(--accent-primary);
}

/* ============================================
   PAGE ELEMENTS
   ============================================ */

/* Page Title with glow effect */
[data-theme="dark"] .page-title {
    color: var(--text-heading);
    text-shadow:
        0 0 30px rgba(109, 74, 255, 0.3),
        0 4px 8px rgba(0, 0, 0, 0.3);
}

/* Input groups */
[data-theme="dark"] .input-group-text {
    background: var(--bg-tertiary);
    backdrop-filter: blur(10px);
    border-color: var(--input-border);
    color: var(--text-primary);
}

/* Dropdowns */
[data-theme="dark"] .dropdown-menu {
    background: var(--card-bg-solid);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .dropdown-item {
    color: var(--text-primary);
    transition: all 0.2s ease;
}

[data-theme="dark"] .dropdown-item:hover,
[data-theme="dark"] .dropdown-item:focus {
    background: var(--bg-tertiary);
    color: var(--accent-primary);
}

[data-theme="dark"] .dropdown-divider {
    border-color: var(--border-subtle);
}

/* Badges */
[data-theme="dark"] .badge {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    font-weight: 600;
}

/* List groups */
[data-theme="dark"] .list-group-item {
    background: var(--card-bg);
    border-color: var(--border-subtle);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

[data-theme="dark"] .list-group-item:hover {
    background: var(--bg-tertiary);
    border-color: var(--border-focus);
}

/* Text utilities */
[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-primary) !important;
}

[data-theme="dark"] .text-secondary {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
    color: var(--text-heading);
    font-weight: 700;
}

[data-theme="dark"] small {
    color: var(--text-muted);
}

/* Borders */
[data-theme="dark"] .border,
[data-theme="dark"] .border-top,
[data-theme="dark"] .border-bottom,
[data-theme="dark"] .border-start,
[data-theme="dark"] .border-end {
    border-color: var(--border-color) !important;
}

/* Shadows */
[data-theme="dark"] .shadow {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3) !important;
}

[data-theme="dark"] .shadow-sm {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2) !important;
}

[data-theme="dark"] .shadow-lg {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4) !important;
}

/* ============================================
   THEME TOGGLE BUTTON - Premium design
   ============================================ */

[data-theme="dark"] .theme-toggle {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.2) 0%,
            rgba(59, 158, 255, 0.15) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(109, 74, 255, 0.3);
    color: var(--accent-primary);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        0 4px 12px rgba(109, 74, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .theme-toggle:hover {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.3) 0%,
            rgba(59, 158, 255, 0.25) 100%);
    border-color: rgba(109, 74, 255, 0.5);
    box-shadow:
        0 12px 48px rgba(0, 0, 0, 0.4),
        0 6px 20px rgba(109, 74, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

[data-theme="dark"] .theme-toggle i {
    filter: drop-shadow(0 0 8px rgba(109, 74, 255, 0.5));
}

/* ============================================
   FOCUS STATES - Accessibility
   ============================================ */

[data-theme="dark"] *:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px var(--accent-glow);
}

/* ============================================
   SCROLLBAR - Custom styling
   ============================================ */

[data-theme="dark"] ::-webkit-scrollbar {
    width: 14px;
    height: 14px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 10px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.3) 0%,
            rgba(74, 90, 122, 0.5) 100%);
    border-radius: 10px;
    border: 3px solid var(--bg-primary);
    transition: all 0.3s ease;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.5) 0%,
            rgba(74, 90, 122, 0.7) 100%);
}

/* ============================================
   SMOOTH TRANSITIONS - Performance optimized
   ============================================ */

html,
body,
.card,
.form-control,
.form-select,
.table,
.btn,
.alert,
.modal-content,
.dropdown-menu,
.navbar {
    transition:
        background-color 0.3s cubic-bezier(0.4, 0, 0.2, 1),
        color 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease;
}

/* ============================================
   SELECTION - Custom highlight color
   ============================================ */

[data-theme="dark"] ::selection {
    background: rgba(109, 74, 255, 0.3);
    color: var(--text-heading);
}

[data-theme="dark"] ::-moz-selection {
    background: rgba(109, 74, 255, 0.3);
    color: var(--text-heading);
}

/* ============================================
   SIDEBAR - Dark Theme
   ============================================ */

[data-theme="dark"] .sidebar {
    background: rgba(15, 23, 42, 0.85);
    /* Slate 900 glass */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(148, 163, 184, 0.1);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .sidebar-header {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.3) 0%,
            rgba(59, 158, 255, 0.2) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .sidebar-brand {
    color: var(--accent-primary);
    text-shadow: 0 0 20px rgba(109, 74, 255, 0.3);
}





[data-theme="dark"] .sidebar-search input {
    background: rgba(42, 51, 71, 0.6);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

[data-theme="dark"] .sidebar-search input::placeholder {
    color: var(--text-muted);
}

[data-theme="dark"] .sidebar-search input:focus {
    background: rgba(42, 51, 71, 0.8);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

[data-theme="dark"] .sidebar-search i {
    color: var(--text-muted);
}

[data-theme="dark"] .sidebar-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .sidebar-link:hover {
    background: rgba(109, 74, 255, 0.1);
    color: var(--accent-primary);
}

[data-theme="dark"] .sidebar-link.active {
    background: linear-gradient(90deg,
            rgba(109, 74, 255, 0.2) 0%,
            transparent 100%);
    color: var(--accent-primary);
    border-right-color: var(--accent-primary);
}

[data-theme="dark"] .sidebar-section-header {
    color: var(--text-primary);
}

[data-theme="dark"] .sidebar-section-header:hover {
    background: rgba(109, 74, 255, 0.08);
    color: var(--accent-primary);
}

[data-theme="dark"] .sidebar-section-toggle {
    color: var(--text-muted);
}

[data-theme="dark"] .sidebar-section-content {
    background: rgba(10, 15, 30, 0.3);
}

[data-theme="dark"] .sidebar-footer {
    background: rgba(10, 15, 30, 0.5);
    border-top-color: var(--border-subtle);
}

[data-theme="dark"] .sidebar-theme-toggle {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.15) 0%,
            rgba(59, 158, 255, 0.1) 100%);
    color: var(--accent-primary);
    border: 1px solid rgba(109, 74, 255, 0.2);
}

[data-theme="dark"] .sidebar-theme-toggle:hover {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.25) 0%,
            rgba(59, 158, 255, 0.15) 100%);
    border-color: rgba(109, 74, 255, 0.4);
    box-shadow: 0 4px 12px rgba(109, 74, 255, 0.2);
}

[data-theme="dark"] .sidebar-footer button.sidebar-link {
    background: linear-gradient(135deg, #d32f2f 0%, #f44336 100%);
}

[data-theme="dark"] .sidebar-footer button.sidebar-link:hover {
    background: linear-gradient(135deg, #b71c1c 0%, #d32f2f 100%);
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.4);
}


[data-theme="dark"] .sidebar-toggle {
    background: linear-gradient(135deg, #6d4aff 0%, #7f5dff 100%);
    box-shadow: 0 4px 12px rgba(109, 74, 255, 0.4);
}

[data-theme="dark"] .sidebar-toggle:hover {
    box-shadow: 0 6px 20px rgba(109, 74, 255, 0.5);
}

[data-theme="dark"] .sidebar::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.4) 0%,
            rgba(74, 90, 122, 0.5) 100%);
}

[data-theme="dark"] .sidebar::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg,
            rgba(109, 74, 255, 0.6) 0%,
            rgba(74, 90, 122, 0.7) 100%);
}

/* Mobile header dark mode */
[data-theme="dark"] .mobile-header {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(148, 163, 184, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .mobile-header-brand {
    color: var(--text-heading);
    text-shadow: none;
}

/* Page Title with subtle glow */
[data-theme="dark"] .page-title {
    color: var(--text-heading);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .page-title::after {
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.6);
}