/* AME - Autonomous Modernization Engine
   Professional Design System v2.0
   ================================== */

/* =============================================
   DESIGN TOKENS & CSS CUSTOM PROPERTIES
   ============================================= */

:root {
    /* Primary Color Palette — INSTRUMENT electric cyan / HUD signal */
    --primary-50: #e6fbff;
    --primary-100: #c4f5ff;
    --primary-200: #8fecff;
    --primary-300: #4fddf7;
    --primary-400: #22e0ff;   /* electric — glows on dark, button fill */
    --primary-500: #0fb6d6;   /* signal */
    --primary-600: #0d7d99;   /* text-on-light, ~4.7:1 AA */
    --primary-700: #0c6275;
    --primary-800: #0a4d5c;
    --primary-900: #093d49;

    /* Secondary/Purple */
    --secondary-50: #faf5ff;
    --secondary-100: #f3e8ff;
    --secondary-200: #e9d5ff;
    --secondary-300: #d8b4fe;
    --secondary-400: #c084fc;
    --secondary-500: #a855f7;
    --secondary-600: #9333ea;
    --secondary-700: #7e22ce;

    /* Success/Green */
    --success-50: #f0fdf4;
    --success-100: #dcfce7;
    --success-200: #bbf7d0;
    --success-300: #86efac;
    --success-400: #4ade80;
    --success-500: #22c55e;
    --success-600: #16a34a;
    --success-700: #15803d;

    /* Warning/Amber */
    --warning-50: #fffbeb;
    --warning-100: #fef3c7;
    --warning-200: #fde68a;
    --warning-300: #fcd34d;
    --warning-400: #fbbf24;
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    --warning-700: #b45309;

    /* Error/Red */
    --error-50: #fef2f2;
    --error-100: #fee2e2;
    --error-200: #fecaca;
    --error-300: #fca5a5;
    --error-400: #f87171;
    --error-500: #ef4444;
    --error-600: #dc2626;
    --error-700: #b91c1c;

    /* Neutral — cool graphite (technical, instrument-grade) */
    --neutral-50: #f5f6f8;
    --neutral-100: #eaecf1;
    --neutral-200: #dce0e8;
    --neutral-300: #c2c8d4;
    --neutral-400: #8c93a4;
    --neutral-500: #5d6577;
    --neutral-600: #424a5b;
    --neutral-700: #2c3340;
    --neutral-800: #181d27;
    --neutral-900: #0a0d14;

    /* Semantic Colors */
    --background-primary: #ffffff;          /* panel surface */
    --background-secondary: #eef0f4;        /* canvas — cool graphite-paper */
    --background-tertiary: #e4e7ee;
    --text-primary: var(--neutral-900);
    --text-secondary: var(--neutral-600);
    --text-tertiary: var(--neutral-500);
    --border-color: #dde1e9;
    --border-color-light: #e9ebf1;

    /* Shadows — layered, soft, premium (tinted with the cool ink for realism) */
    --shadow-xs: 0 1px 2px rgb(16 22 38 / 0.06);
    --shadow-sm: 0 1px 2px rgb(16 22 38 / 0.06), 0 2px 6px -1px rgb(16 22 38 / 0.08);
    --shadow-md: 0 2px 4px rgb(16 22 38 / 0.05), 0 8px 18px -4px rgb(16 22 38 / 0.12);
    --shadow-lg: 0 4px 8px rgb(16 22 38 / 0.06), 0 18px 36px -10px rgb(16 22 38 / 0.16);
    --shadow-xl: 0 8px 16px rgb(16 22 38 / 0.08), 0 32px 56px -16px rgb(16 22 38 / 0.22);
    --shadow-2xl: 0 40px 80px -24px rgb(16 22 38 / 0.30);
    --shadow-inner: inset 0 1px 2px 0 rgb(16 22 38 / 0.06);
    --shadow-colored: 0 6px 20px -4px rgb(15 182 214 / 0.40);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-500) 0%, var(--secondary-700) 100%);
    --gradient-success: linear-gradient(135deg, var(--success-500) 0%, var(--success-700) 100%);
    --gradient-warning: linear-gradient(135deg, var(--warning-500) 0%, var(--warning-600) 100%);
    --gradient-error: linear-gradient(135deg, var(--error-500) 0%, var(--error-700) 100%);
    --gradient-dark: linear-gradient(135deg, var(--neutral-800) 0%, var(--neutral-900) 100%);
    --gradient-subtle: linear-gradient(135deg, var(--neutral-50) 0%, var(--neutral-100) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Typography — INSTRUMENT: engineered display, grotesk body, mono as a first-class role */
    --font-sans: 'Schibsted Grotesk', 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
    --font-display: 'Archivo', 'Schibsted Grotesk', 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;

    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index layers */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-toast: 500;

    /* Workflow Phase Colors */
    --phase-discovery: #3b82f6;
    --phase-analysis: #8b5cf6;
    --phase-architecture: #3b82f6;  /* shifted to blue so the cyan brand accent stays distinct */
    --phase-security: #ef4444;
    --phase-cost: #f59e0b;
    --phase-generation: #22c55e;
    --phase-testing: #6366f1;
    --phase-validation: #10b981;
    --phase-gap: #ec4899;

    /* Phase Gradients */
    --gradient-discovery: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-analysis: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    --gradient-architecture: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --gradient-security: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    --gradient-cost: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --gradient-generation: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    --gradient-testing: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    --gradient-validation: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --gradient-gap: linear-gradient(135deg, #ec4899 0%, #db2777 100%);

    /* Agent/Log Colors */
    --log-info: var(--primary-500);
    --log-warning: var(--warning-500);
    --log-error: var(--error-500);
    --log-debug: var(--neutral-400);
    --log-success: var(--success-500);

    /* Severity Colors */
    --severity-critical: #dc2626;
    --severity-critical-bg: rgba(220, 38, 38, 0.1);
    --severity-high: #ea580c;
    --severity-high-bg: rgba(234, 88, 28, 0.1);
    --severity-medium: #d97706;
    --severity-medium-bg: rgba(217, 119, 6, 0.1);
    --severity-low: #16a34a;
    --severity-low-bg: rgba(22, 163, 74, 0.1);

    /* Health Grade Colors */
    --grade-a: #22c55e;
    --grade-b: #3b82f6;
    --grade-c: #f59e0b;
    --grade-d: #f97316;
    --grade-f: #ef4444;

    /* Card Effects */
    --card-hover-lift: translateY(-4px);
    --card-hover-shadow: 0 12px 24px -8px rgba(0, 0, 0, 0.15);

    /* Subtle Semantic Backgrounds (for badges, indicators, status items) */
    --primary-bg-subtle: rgba(15, 182, 214, 0.12);
    --secondary-bg-subtle: rgba(139, 92, 246, 0.1);
    --success-bg-subtle: rgba(34, 197, 94, 0.1);
    --warning-bg-subtle: rgba(245, 158, 11, 0.1);
    --error-bg-subtle: rgba(239, 68, 68, 0.1);
    --info-bg-subtle: rgba(59, 130, 246, 0.1);

    /* Interactive Hover Background */
    --hover-bg: var(--neutral-100);

    /* Engineering grid canvas line */
    --grid-line: rgba(10, 13, 20, 0.035);
}

/* =============================================
   DARK MODE THEME
   ============================================= */

[data-theme="dark"] {
    /* Background colors — deep console graphite, layered */
    --background-primary: #0a0d14;   /* canvas */
    --background-secondary: #11151f; /* panel */
    --background-tertiary: #1a2030;

    /* Text colors */
    --text-primary: #eef1f7;
    --text-secondary: #a3adbf;
    --text-tertiary: #7f8aa0;

    /* Border colors — hairlines */
    --border-color: #1f2735;
    --border-color-light: #2a3346;

    /* Neutral palette adjustments for dark mode (inverted scale, refined) */
    --neutral-50: #171c28;
    --neutral-100: #212836;
    --neutral-200: #2c3445;
    --neutral-300: #5b6478;
    --neutral-400: #8a93a6;
    --neutral-500: #c2cad8;
    --neutral-600: #dde2ec;
    --neutral-700: #eef1f7;
    --neutral-800: #f6f8fb;
    --neutral-900: #ffffff;

    /* Primary color adjustments (cyan glints for dark surfaces) */
    --primary-50: rgba(34, 224, 255, 0.12);
    --primary-100: rgba(34, 224, 255, 0.20);
    --primary-200: rgba(34, 224, 255, 0.30);

    /* Subtle Semantic Backgrounds (higher opacity for dark mode visibility) */
    --primary-bg-subtle: rgba(34, 224, 255, 0.16);
    --secondary-bg-subtle: rgba(139, 92, 246, 0.15);
    --success-bg-subtle: rgba(34, 197, 94, 0.15);
    --warning-bg-subtle: rgba(245, 158, 11, 0.15);
    --error-bg-subtle: rgba(239, 68, 68, 0.15);
    --info-bg-subtle: rgba(59, 130, 246, 0.18);

    /* Interactive Hover Background */
    --hover-bg: var(--neutral-800);

    /* Engineering grid canvas line (subtle on dark) */
    --grid-line: rgba(255, 255, 255, 0.025);

    /* Shadows for dark mode */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.4), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.3);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.3);

    /* Gradients for dark mode */
    --gradient-subtle: linear-gradient(135deg, var(--neutral-100) 0%, var(--neutral-200) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(30,41,59,0.9) 0%, rgba(30,41,59,0.7) 100%);

    color-scheme: dark;
}

/* Dark mode specific overrides */
[data-theme="dark"] .fluent-card,
[data-theme="dark"] fluent-card {
    background: var(--background-primary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] fluent-text-field,
[data-theme="dark"] fluent-select,
[data-theme="dark"] fluent-textarea {
    --neutral-fill-input-rest: var(--background-tertiary);
    --neutral-fill-input-hover: var(--neutral-200);
    --neutral-foreground-rest: var(--text-primary);
}

[data-theme="dark"] fluent-button[appearance="outline"] {
    --neutral-stroke-rest: var(--border-color);
    --neutral-foreground-rest: var(--text-primary);
}

[data-theme="dark"] fluent-button[appearance="lightweight"] {
    --neutral-foreground-rest: var(--text-secondary);
}

[data-theme="dark"] fluent-data-grid {
    --neutral-fill-rest: var(--background-primary);
    --neutral-stroke-divider-rest: var(--border-color);
}

[data-theme="dark"] fluent-tabs {
    --neutral-fill-rest: var(--background-secondary);
}

[data-theme="dark"] fluent-tab-panel {
    background: var(--background-primary) !important;
}

/* Code editors in dark mode */
[data-theme="dark"] .monaco-editor,
[data-theme="dark"] code,
[data-theme="dark"] pre {
    background: var(--background-tertiary) !important;
}

/* Header dark mode */
[data-theme="dark"] .top-header {
    background: var(--background-primary);
    border-color: var(--border-color);
}

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

[data-theme="dark"] .top-header .brand-subtitle {
    color: var(--text-tertiary);
}

/* Fluent UI overlay components dark mode */
[data-theme="dark"] fluent-dialog,
[data-theme="dark"] .fluent-dialog-main,
[data-theme="dark"] fluent-dialog::part(control),
[data-theme="dark"] fluent-dialog::part(dialog) {
    background: var(--background-primary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] fluent-menu,
[data-theme="dark"] fluent-menu::part(region) {
    background: var(--background-secondary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] fluent-menu-item,
[data-theme="dark"] fluent-option {
    color: var(--text-primary) !important;
}

[data-theme="dark"] fluent-menu-item:hover,
[data-theme="dark"] fluent-option:hover {
    background: var(--background-tertiary) !important;
}

[data-theme="dark"] fluent-tooltip::part(tooltip) {
    background: var(--neutral-800) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] fluent-listbox {
    background: var(--background-secondary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] fluent-combobox::part(listbox),
[data-theme="dark"] fluent-autocomplete::part(listbox),
[data-theme="dark"] fluent-select::part(listbox) {
    background: var(--background-secondary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .fluent-toast,
[data-theme="dark"] fluent-anchored-region {
    background: var(--background-secondary) !important;
    border-color: var(--border-color) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .menu-toggle:hover {
    background: var(--background-tertiary);
}

[data-theme="dark"] .menu-bar {
    background: var(--text-secondary);
}

[data-theme="dark"] .menu-toggle:hover .menu-bar {
    background: var(--text-primary);
}

[data-theme="dark"] .global-search {
    background: var(--background-tertiary);
    border-color: var(--border-color);
}

[data-theme="dark"] .global-search:focus-within {
    background: var(--background-secondary);
}

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

[data-theme="dark"] .global-search .search-icon {
    color: var(--text-tertiary);
}

[data-theme="dark"] .search-hints kbd {
    background: var(--background-tertiary);
    color: var(--text-tertiary);
}

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

[data-theme="dark"] .action-btn:hover {
    background: var(--background-tertiary);
    color: var(--text-primary);
}

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

[data-theme="dark"] .header-brand:hover {
    background: var(--background-tertiary);
}

/* Sidebar dark mode */
[data-theme="dark"] .sidebar {
    background: var(--background-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .sidebar fluent-nav-link:hover {
    background: var(--background-tertiary) !important;
}

[data-theme="dark"] .sidebar fluent-nav-link[aria-current="true"] {
    background: var(--primary-50) !important;
}

/* Theme toggle button */
.theme-toggle {
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.theme-toggle:hover {
    background: var(--background-tertiary);
    color: var(--text-primary);
}

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

[data-theme="dark"] .theme-toggle:hover {
    background: var(--background-tertiary);
    color: var(--text-primary);
}

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

*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Grid/flex overflow prevention — applied only to grid and flex children, not globally */
.grid-contained, .flex-contained {
    min-width: 0;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-sans);
    background-color: var(--background-secondary);
    color: var(--text-primary);
    height: 100%;
    line-height: 1.6;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */

h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--space-4) 0;
    font-family: var(--font-display);
    font-weight: var(--font-semibold);
    line-height: 1.25;
    letter-spacing: -0.018em;
    color: var(--text-primary);
}

h1 {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    letter-spacing: -0.03em;
}

h2 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
}

h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
}

p {
    margin: 0 0 var(--space-4) 0;
    color: var(--text-secondary);
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

/* =============================================
   LAYOUT - HEADER
   ============================================= */

fluent-header {
    background: var(--gradient-dark) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    box-shadow: var(--shadow-lg) !important;
    height: 64px !important;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: 0 var(--space-6);
    width: 100%;
    height: 100%;
}

.header-content h1 {
    margin: 0;
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: white;
    letter-spacing: -0.01em;
}

.header-content h1::before {
    content: '';
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--gradient-success);
    border-radius: 50%;
    margin-right: var(--space-3);
    box-shadow: 0 0 10px var(--success-500);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 1; box-shadow: 0 0 10px var(--success-500); }
    50% { opacity: 0.7; box-shadow: 0 0 20px var(--success-400); }
}

/* =============================================
   LAYOUT - NAVIGATION
   ============================================= */

fluent-nav-menu {
    background: var(--background-primary) !important;
    border-right: 1px solid var(--border-color) !important;
    padding: var(--space-4) 0 !important;
    box-shadow: var(--shadow-sm) !important;
}

fluent-nav-link {
    margin: var(--space-1) var(--space-3) !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-base) !important;
}

fluent-nav-link:hover {
    background: var(--neutral-100) !important;
    transform: translateX(4px);
}

fluent-nav-link[aria-current="true"],
fluent-nav-link.active {
    background: var(--primary-50) !important;
    color: var(--primary-700) !important;
    border-left: 3px solid var(--primary-600) !important;
    font-weight: var(--font-medium) !important;
}

/* =============================================
   CARDS
   ============================================= */

fluent-card {
    background: var(--background-primary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-sm) !important;
    padding: var(--space-6) !important;
    transition: all var(--transition-base) !important;
}

fluent-card:hover {
    box-shadow: var(--shadow-md) !important;
    border-color: var(--neutral-300) !important;
}

/* Card Header Style */
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-color-light);
}

.card-header h2 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.card-header h2::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* =============================================
   STATS CARDS
   ============================================= */

.stats-card {
    position: relative;
    overflow: hidden;
    padding: var(--space-6) !important;
    border-radius: var(--radius-xl) !important;
    border: none !important;
    color: white;
    transition: all var(--transition-base) !important;
    height: 100%;
    min-height: 140px;
    display: flex;
    align-items: center;
}

/* Ensure grid items stretch to equal height */
fluent-grid-item {
    display: flex !important;
}

fluent-grid-item > * {
    flex: 1;
}

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

.stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.stats-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    transform: translate(-30%, 30%);
}

.stats-card-primary {
    background: var(--gradient-primary) !important;
    box-shadow: 0 4px 14px 0 rgb(59 130 246 / 0.35) !important;
}

.stats-card-secondary {
    background: var(--gradient-secondary) !important;
    box-shadow: 0 4px 14px 0 rgb(168 85 247 / 0.35) !important;
}

.stats-card-success {
    background: var(--gradient-success) !important;
    box-shadow: 0 4px 14px 0 rgb(34 197 94 / 0.35) !important;
}

.stats-card-warning {
    background: var(--gradient-warning) !important;
    box-shadow: 0 4px 14px 0 rgb(245 158 11 / 0.35) !important;
}

.stats-card-dark {
    background: var(--gradient-dark) !important;
    box-shadow: 0 4px 14px 0 rgb(30 41 59 / 0.35) !important;
}

.stats-card .stats-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    backdrop-filter: blur(10px);
}

.stats-card .stats-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.stats-card .stats-label {
    font-size: var(--text-sm);
    opacity: 0.9;
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.stats-card .stats-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    line-height: 1.2;
    margin: 0;
}

.stats-card .stats-trend {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: var(--space-2);
    padding: var(--space-1) var(--space-2);
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
}

/* =============================================
   DATA GRID - Base Styles
   ============================================= */

fluent-data-grid {
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    overflow: hidden !important;
    background: var(--background-primary) !important;
    width: 100% !important;
}

/* Note: Enhanced data grid row/cell styles are defined in the
   DATA GRID ENHANCEMENTS section below for consistency */

/* =============================================
   BUTTONS
   ============================================= */

fluent-button {
    border-radius: var(--radius-md) !important;
    font-weight: var(--font-medium) !important;
    transition: all var(--transition-base) !important;
}

fluent-button[appearance="accent"] {
    background: var(--gradient-primary) !important;
    border: none !important;
    box-shadow: var(--shadow-sm), 0 2px 8px 0 rgb(59 130 246 / 0.25) !important;
}

fluent-button[appearance="accent"]:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md), 0 4px 12px 0 rgb(59 130 246 / 0.35) !important;
}

fluent-button[appearance="accent"]:active {
    transform: translateY(0);
}

fluent-button[appearance="neutral"] {
    background: var(--background-primary) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
}

fluent-button[appearance="neutral"]:hover {
    background: var(--neutral-50) !important;
    border-color: var(--neutral-300) !important;
}

fluent-button[appearance="lightweight"]:hover {
    background: var(--neutral-100) !important;
    border-radius: var(--radius-md) !important;
}

/* =============================================
   BADGES
   ============================================= */

fluent-badge {
    border-radius: var(--radius-full) !important;
    font-weight: var(--font-medium) !important;
    font-size: var(--text-xs) !important;
    padding: var(--space-1) var(--space-3) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.02em !important;
}

fluent-badge[appearance="accent"] {
    background: var(--primary-100) !important;
    color: var(--primary-700) !important;
}

/* Status Badges */
.badge-success {
    background: var(--success-100) !important;
    color: var(--success-700) !important;
}

.badge-warning {
    background: var(--warning-100) !important;
    color: var(--warning-700) !important;
}

.badge-error {
    background: var(--error-100) !important;
    color: var(--error-700) !important;
}

.badge-neutral {
    background: var(--neutral-100) !important;
    color: var(--neutral-700) !important;
}

/* =============================================
   PROGRESS BARS
   ============================================= */

fluent-progress {
    height: 8px !important;
    border-radius: var(--radius-full) !important;
    background: var(--neutral-200) !important;
    overflow: hidden !important;
}

fluent-progress::part(determinate) {
    background: var(--gradient-primary) !important;
    border-radius: var(--radius-full) !important;
}

.progress-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.progress-wrapper .progress-text {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
    min-width: 40px;
}

/* =============================================
   FORM ELEMENTS
   ============================================= */

fluent-text-field,
fluent-text-area,
fluent-search,
fluent-select {
    border-radius: var(--radius-md) !important;
}

/* Kill FluentUI's (FAST) OWN border. FAST draws the text-field border via a
   design-token-driven stroke that renders as a box-shadow on ::part(root)/::part(control),
   NOT as a CSS `border`. So a plain `border: none` does NOT remove it — we must
   (a) zero the box-shadow at rest AND (b) zero every stroke design token on the
   host so no token can re-draw it. This leaves EXACTLY ONE border: the app's own
   themed CSS `border` on ::part(root) below (+ the focus ring on focus). */
fluent-text-field,
fluent-text-area,
fluent-search,
fluent-select {
    --neutral-stroke-rest: transparent !important;
    --neutral-stroke-hover: transparent !important;
    --neutral-stroke-active: transparent !important;
    --neutral-stroke-focus: transparent !important;
    --neutral-stroke-input-rest: transparent !important;
    --neutral-stroke-input-hover: transparent !important;
    --neutral-stroke-input-active: transparent !important;
    --neutral-stroke-input-focus: transparent !important;
    --neutral-stroke-strong-rest: transparent !important;
}

/* (a) Remove FAST's box-shadow-rendered border at REST on both parts. The
   :focus-within rule further below re-adds the focus ring and must still win. */
fluent-text-field::part(root),
fluent-text-area::part(root),
fluent-search::part(root),
fluent-text-field::part(control),
fluent-text-area::part(control),
fluent-search::part(control),
fluent-select::part(control) {
    box-shadow: none !important;
}

/* Single themed (theme-aware) border lives on the OUTER ::part(root). */
fluent-text-field::part(root),
fluent-text-area::part(root),
fluent-search::part(root),
fluent-select::part(control) {
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-fast) !important;
}

/* Suppress FluentUI's OWN default border/fill on the INNER control element
   (the actual <input>/<textarea>). */
fluent-text-field::part(control),
fluent-text-area::part(control),
fluent-search::part(control) {
    border: none !important;
    background: transparent !important;
}

/* Focus ring — declared AFTER the rest-state box-shadow:none above so it wins
   the cascade at equal specificity (:focus-within adds a pseudo-class → higher
   specificity anyway). Restores the ring FluentUI's zeroed shadow removed. */
fluent-text-field:focus-within::part(root),
fluent-text-area:focus-within::part(root),
fluent-search:focus-within::part(root),
fluent-select:focus-within::part(control) {
    border-color: var(--primary-500) !important;
    box-shadow: 0 0 0 3px rgb(59 130 246 / 0.15) !important;
}

/* The app's styled .input-wrapper container (CreateProject / ArchitectureConfigurator)
   already provides the border + focus ring + background + icon. When a FluentTextField/
   Select is placed INSIDE it, the field's own ::part(root) themed border doubled up with
   the wrapper's border. Make the nested field fully chromeless so the wrapper is the
   single bordered element. Higher specificity (.input-wrapper ancestor) wins the cascade,
   incl. over the global :focus-within ring above (the wrapper's own :focus-within handles focus). */
.input-wrapper fluent-text-field,
.input-wrapper fluent-search,
.input-wrapper fluent-select {
    width: 100%;
    flex: 1;
}
.input-wrapper fluent-text-field::part(root),
.input-wrapper fluent-search::part(root),
.input-wrapper fluent-select::part(control),
.input-wrapper:focus-within fluent-text-field::part(root),
.input-wrapper:focus-within fluent-search::part(root),
.input-wrapper:focus-within fluent-select::part(control) {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

/* =============================================
   TOOLBAR
   ============================================= */

fluent-toolbar {
    background: var(--neutral-50) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) var(--space-4) !important;
}

/* =============================================
   MESSAGE BARS
   ============================================= */

fluent-message-bar {
    border-radius: var(--radius-md) !important;
    border: none !important;
}

fluent-message-bar[intent="info"] {
    background: var(--primary-50) !important;
    border-left: 4px solid var(--primary-500) !important;
}

fluent-message-bar[intent="success"] {
    background: var(--success-50) !important;
    border-left: 4px solid var(--success-500) !important;
}

fluent-message-bar[intent="warning"] {
    background: var(--warning-50) !important;
    border-left: 4px solid var(--warning-500) !important;
}

fluent-message-bar[intent="error"] {
    background: var(--error-50) !important;
    border-left: 4px solid var(--error-500) !important;
}

/* =============================================
   ACTIVITY TIMELINE
   ============================================= */

.activity-timeline {
    position: relative;
    padding-left: var(--space-8);
}

.activity-timeline::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-subtle);
    border-radius: var(--radius-full);
}

.activity-item {
    position: relative;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border-color-light);
    transition: all var(--transition-fast);
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-item:hover {
    background: var(--neutral-50);
    margin: 0 calc(-1 * var(--space-4));
    padding-left: var(--space-4);
    padding-right: var(--space-4);
    border-radius: var(--radius-md);
}

.activity-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-8) + 8px);
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 10px;
    background: var(--primary-500);
    border: 2px solid var(--background-primary);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.activity-item.success::before { background: var(--success-500); }
.activity-item.warning::before { background: var(--warning-500); }
.activity-item.error::before { background: var(--error-500); }

.activity-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.activity-text {
    font-size: var(--text-sm);
    color: var(--text-primary);
}

.activity-time {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    white-space: nowrap;
}

/* =============================================
   EMPTY STATE
   ============================================= */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12) var(--space-6);
    text-align: center;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-subtle);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-5);
    font-size: 32px;
    color: var(--text-tertiary);
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    max-width: 400px;
}

/* =============================================
   LOADING STATES
   ============================================= */

.loading {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    gap: var(--space-4);
}

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

fluent-progress-ring {
    --accent-fill-rest: var(--primary-500) !important;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, var(--neutral-200) 25%, var(--neutral-100) 50%, var(--neutral-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* =============================================
   SYSTEM HEALTH INDICATORS
   ============================================= */

.health-indicator {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    background: var(--neutral-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color-light);
    transition: all var(--transition-fast);
}

.health-indicator:hover {
    background: var(--background-primary);
    border-color: var(--border-color);
}

.health-indicator-label {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--text-secondary);
}

.health-indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse-glow 2s infinite;
}

.health-indicator-dot.online {
    background: var(--success-500);
    box-shadow: 0 0 8px var(--success-400);
}

.health-indicator-dot.offline {
    background: var(--error-500);
    box-shadow: 0 0 8px var(--error-400);
}

.health-indicator-dot.warning {
    background: var(--warning-500);
    box-shadow: 0 0 8px var(--warning-400);
}

/* =============================================
   QUICK ACTIONS
   ============================================= */

.quick-action-btn {
    width: 100%;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) !important;
    justify-content: flex-start !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-base) !important;
}

.quick-action-btn:hover {
    transform: translateX(4px);
}

/* =============================================
   PAGE HEADER
   ============================================= */

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2);
}

.page-header h1 {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    outline: none !important;
    border: none !important;
}

.page-header h1:focus,
.page-header h1:focus-visible {
    outline: none !important;
    border: none !important;
    box-shadow: none !important;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: var(--text-base);
    margin: 0;
}

/* =============================================
   SECTION DIVIDER
   ============================================= */

.section-divider {
    height: 1px;
    background: var(--gradient-subtle);
    margin: var(--space-6) 0;
    border: none;
}

/* =============================================
   UTILITY CLASSES
   ============================================= */

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.gap-6 { gap: var(--space-6); }

.p-1 { padding: var(--space-1); }
.p-2 { padding: var(--space-2); }
.p-3 { padding: var(--space-3); }
.p-4 { padding: var(--space-4); }
.p-5 { padding: var(--space-5); }
.p-6 { padding: var(--space-6); }

.m-0 { margin: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }

.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-success { color: var(--success-600); }
.text-warning { color: var(--warning-600); }
.text-error { color: var(--error-600); }

.bg-primary { background: var(--background-primary); }
.bg-secondary { background: var(--background-secondary); }

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

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

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

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

/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

@keyframes scale-in {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.animate-fade-in { animation: fade-in var(--transition-base) ease-out; }
.animate-slide-up { animation: slide-up var(--transition-slow) ease-out; }
.animate-slide-in-right { animation: slide-in-right var(--transition-slow) ease-out; }
.animate-scale-in { animation: scale-in var(--transition-base) ease-out; }

/* Stagger children animations */
.stagger-children > * {
    animation: slide-up var(--transition-slow) ease-out both;
}

.stagger-children > *:nth-child(1) { animation-delay: 0ms; }
.stagger-children > *:nth-child(2) { animation-delay: 50ms; }
.stagger-children > *:nth-child(3) { animation-delay: 100ms; }
.stagger-children > *:nth-child(4) { animation-delay: 150ms; }
.stagger-children > *:nth-child(5) { animation-delay: 200ms; }
.stagger-children > *:nth-child(6) { animation-delay: 250ms; }

/* =============================================
   RESPONSIVE ADJUSTMENTS
   ============================================= */

@media (max-width: 768px) {
    .header-content h1 {
        font-size: var(--text-base);
    }

    fluent-card {
        padding: var(--space-4) !important;
    }

    .stats-card {
        padding: var(--space-4) !important;
    }

    .stats-card .stats-value {
        font-size: var(--text-2xl);
    }
}

/* =============================================
   SCROLLBAR STYLING
   ============================================= */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--neutral-100);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neutral-400);
}

/* =============================================
   FOCUS STATES (Accessibility)
   ============================================= */

/* Remove focus on page load - only show on keyboard navigation */
*:focus:not(:focus-visible) {
    outline: none !important;
    box-shadow: none !important;
}

:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

/* Remove focus from fluent buttons on page load */
fluent-button:focus:not(:focus-visible),
fluent-button::part(control):focus:not(:focus-visible) {
    outline: none !important;
    box-shadow: none !important;
}

/* Headings should never have focus outline */
h1, h2, h3, h4, h5, h6 {
    outline: none !important;
}

h1:focus, h2:focus, h3:focus, h4:focus, h5:focus, h6:focus,
h1:focus-visible, h2:focus-visible, h3:focus-visible {
    outline: none !important;
    box-shadow: none !important;
}

/* =============================================
   3D KNOWLEDGE GRAPH - RESPONSIVE STYLES
   ============================================= */

/* Graph container */
.graph-3d-container {
    touch-action: none; /* Prevent default touch behaviors */
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

/* Graph filter panel */
.graph-filter-panel {
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Graph controls panel */
.graph-controls-panel {
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Tablet breakpoint */
@media (max-width: 1024px) {
    .graph-3d-container {
        height: 500px !important;
    }

    .graph-controls-panel {
        min-width: 180px !important;
        padding: 12px !important;
    }

    .graph-controls-panel h4 {
        font-size: 0.75rem !important;
    }

    .graph-filter-panel {
        min-width: 240px !important;
        max-width: 280px !important;
    }
}

/* Mobile breakpoint */
@media (max-width: 768px) {
    .graph-3d-container {
        height: 400px !important;
    }

    /* Move controls to bottom-left on mobile */
    .graph-controls-panel {
        top: auto !important;
        bottom: 16px !important;
        right: 16px !important;
        left: auto !important;
        min-width: 160px !important;
        padding: 10px !important;
        font-size: 0.75rem !important;
        opacity: 0.9;
    }

    .graph-controls-panel h4 {
        font-size: 0.6875rem !important;
        margin-bottom: 8px !important;
    }

    /* Move filter panel to bottom on mobile when visible */
    .graph-filter-panel {
        position: fixed !important;
        top: auto !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        min-width: 100% !important;
        max-width: 100% !important;
        border-radius: 16px 16px 0 0 !important;
        padding: 20px !important;
        max-height: 60vh;
        overflow-y: auto;
        z-index: 100 !important;
    }

    /* Hide some control hints on mobile */
    .graph-controls-panel > fluent-stack > div:nth-child(n+3) {
        display: none;
    }
}

/* Small mobile breakpoint */
@media (max-width: 480px) {
    .graph-3d-container {
        height: 320px !important;
    }

    .graph-controls-panel {
        display: none; /* Hide controls completely on very small screens */
    }

    .graph-filter-panel {
        padding: 16px !important;
        max-height: 70vh;
    }
}

/* Touch-friendly button sizing on mobile */
@media (pointer: coarse) {
    .graph-filter-panel fluent-button,
    .graph-filter-panel fluent-select,
    .graph-filter-panel fluent-text-field {
        min-height: 44px;
    }

    .graph-filter-panel fluent-slider {
        padding: 8px 0;
    }
}

/* =============================================
   ENHANCED DESIGN SYSTEM v3.0 - MODERN SAAS
   ============================================= */

/* Enhanced Design Tokens */
:root {
    /* Vibrant Accent Gradients */
    --accent-gradient-blue: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --accent-gradient-sunset: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient-ocean: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --accent-gradient-forest: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --accent-gradient-fire: linear-gradient(135deg, #f5af19 0%, #f12711 100%);
    --accent-gradient-purple: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);

    /* Glass Morphism */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-bg-light: rgba(255, 255, 255, 0.5);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-blur: blur(20px);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.12);

    /* Elevated Shadows with Glow */
    --shadow-glow-primary: 0 0 40px rgba(59, 130, 246, 0.15);
    --shadow-glow-secondary: 0 0 40px rgba(168, 85, 247, 0.15);
    --shadow-glow-success: 0 0 40px rgba(34, 197, 94, 0.15);
    --shadow-glow-error: 0 0 40px rgba(239, 68, 68, 0.15);

    /* Card Interactions */
    --card-hover-lift: translateY(-6px);
    --card-hover-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.18);
    --card-active-scale: scale(0.98);

    /* Enhanced Transitions */
    --transition-micro: 100ms ease;
    --transition-smooth: 400ms cubic-bezier(0.23, 1, 0.32, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-elastic: 600ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Dark Mode Glass Morphism */
[data-theme="dark"] {
    --glass-bg: rgba(30, 41, 59, 0.75);
    --glass-bg-light: rgba(30, 41, 59, 0.5);
    --glass-border: rgba(71, 85, 105, 0.4);
    --card-hover-shadow: 0 24px 48px -12px rgba(0, 0, 0, 0.5);
}

/* =============================================
   UTILITY CLASSES - LAYOUT
   ============================================= */

/* Width utilities */
.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.w-fit { width: fit-content !important; }
.max-w-xs { max-width: 320px !important; }
.max-w-sm { max-width: 400px !important; }
.max-w-md { max-width: 600px !important; }
.max-w-lg { max-width: 800px !important; }
.max-w-xl { max-width: 1000px !important; }
.max-w-2xl { max-width: 1200px !important; }
.max-w-full { max-width: 100% !important; }

/* Height utilities */
.h-full { height: 100% !important; }
.h-screen { height: 100vh !important; }
.min-h-0 { min-height: 0 !important; }
.min-h-full { min-height: 100% !important; }
.min-h-screen { min-height: 100vh !important; }

/* Flex utilities */
.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.flex-row { flex-direction: row !important; }
.flex-col { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }
.flex-1 { flex: 1 1 0% !important; }
.flex-auto { flex: 1 1 auto !important; }
.flex-none { flex: none !important; }
.items-start { align-items: flex-start !important; }
.items-center { align-items: center !important; }
.items-end { align-items: flex-end !important; }
.items-stretch { align-items: stretch !important; }
.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }
.justify-around { justify-content: space-around !important; }

/* Grid utilities */
.grid { display: grid !important; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
.grid-cols-auto { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) !important; }

/* Gap utilities */
.gap-0 { gap: 0 !important; }
.gap-1 { gap: var(--space-1) !important; }
.gap-2 { gap: var(--space-2) !important; }
.gap-3 { gap: var(--space-3) !important; }
.gap-4 { gap: var(--space-4) !important; }
.gap-5 { gap: var(--space-5) !important; }
.gap-6 { gap: var(--space-6) !important; }
.gap-8 { gap: var(--space-8) !important; }

/* Padding utilities */
.p-0 { padding: 0 !important; }
.p-1 { padding: var(--space-1) !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-5 { padding: var(--space-5) !important; }
.p-6 { padding: var(--space-6) !important; }
.p-8 { padding: var(--space-8) !important; }
.px-4 { padding-left: var(--space-4) !important; padding-right: var(--space-4) !important; }
.px-6 { padding-left: var(--space-6) !important; padding-right: var(--space-6) !important; }
.py-2 { padding-top: var(--space-2) !important; padding-bottom: var(--space-2) !important; }
.py-3 { padding-top: var(--space-3) !important; padding-bottom: var(--space-3) !important; }
.py-4 { padding-top: var(--space-4) !important; padding-bottom: var(--space-4) !important; }

/* Margin utilities */
.m-0 { margin: 0 !important; }
.m-auto { margin: auto !important; }
.mx-auto { margin-left: auto !important; margin-right: auto !important; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: var(--space-1) !important; }
.mb-2 { margin-bottom: var(--space-2) !important; }
.mb-3 { margin-bottom: var(--space-3) !important; }
.mb-4 { margin-bottom: var(--space-4) !important; }
.mb-6 { margin-bottom: var(--space-6) !important; }
.mb-8 { margin-bottom: var(--space-8) !important; }
.mt-0 { margin-top: 0 !important; }
.mt-2 { margin-top: var(--space-2) !important; }
.mt-4 { margin-top: var(--space-4) !important; }
.mt-6 { margin-top: var(--space-6) !important; }

/* =============================================
   UTILITY CLASSES - VISUAL
   ============================================= */

/* Background colors */
.bg-primary { background-color: var(--primary-500) !important; }
.bg-primary-light { background-color: var(--primary-50) !important; }
.bg-secondary { background-color: var(--secondary-500) !important; }
.bg-secondary-light { background-color: var(--secondary-50) !important; }
.bg-success { background-color: var(--success-500) !important; }
.bg-success-light { background-color: var(--success-50) !important; }
.bg-warning { background-color: var(--warning-500) !important; }
.bg-warning-light { background-color: var(--warning-50) !important; }
.bg-error { background-color: var(--error-500) !important; }
.bg-error-light { background-color: var(--error-50) !important; }
.bg-neutral-50 { background-color: var(--neutral-50) !important; }
.bg-neutral-100 { background-color: var(--neutral-100) !important; }
.bg-white { background-color: #ffffff !important; }
[data-theme="dark"] .bg-white { background-color: var(--background-primary) !important; }
.bg-transparent { background-color: transparent !important; }

/* Gradient backgrounds */
.bg-gradient-primary { background: var(--gradient-primary) !important; }
.bg-gradient-secondary { background: var(--gradient-secondary) !important; }
.bg-gradient-success { background: var(--gradient-success) !important; }
.bg-gradient-accent-blue { background: var(--accent-gradient-blue) !important; }
.bg-gradient-accent-sunset { background: var(--accent-gradient-sunset) !important; }
.bg-gradient-accent-ocean { background: var(--accent-gradient-ocean) !important; }
.bg-gradient-accent-forest { background: var(--accent-gradient-forest) !important; }

/* Text colors */
.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }
.text-white { color: #ffffff !important; }
.text-accent { color: var(--primary-600) !important; }
.text-success { color: var(--success-600) !important; }
.text-warning { color: var(--warning-600) !important; }
.text-error { color: var(--error-600) !important; }

/* Border utilities */
.border { border: 1px solid var(--border-color) !important; }
.border-0 { border: 0 !important; }
.border-light { border: 1px solid var(--border-color-light) !important; }
.border-primary { border-color: var(--primary-500) !important; }
.rounded { border-radius: var(--radius-md) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-2xl { border-radius: var(--radius-2xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* Shadow utilities */
.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }
.shadow-glow { box-shadow: var(--shadow-glow-primary) !important; }

/* Typography utilities */
.text-xs { font-size: var(--text-xs) !important; }
.text-sm { font-size: var(--text-sm) !important; }
.text-base { font-size: var(--text-base) !important; }
.text-lg { font-size: var(--text-lg) !important; }
.text-xl { font-size: var(--text-xl) !important; }
.text-2xl { font-size: var(--text-2xl) !important; }
.text-3xl { font-size: var(--text-3xl) !important; }
.font-normal { font-weight: var(--font-normal) !important; }
.font-medium { font-weight: var(--font-medium) !important; }
.font-semibold { font-weight: var(--font-semibold) !important; }
.font-bold { font-weight: var(--font-bold) !important; }
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }
.uppercase { text-transform: uppercase !important; }
.lowercase { text-transform: lowercase !important; }
.capitalize { text-transform: capitalize !important; }
.tracking-wide { letter-spacing: 0.05em !important; }
.tracking-wider { letter-spacing: 0.1em !important; }
.leading-tight { line-height: 1.25 !important; }
.leading-normal { line-height: 1.5 !important; }
.leading-relaxed { line-height: 1.625 !important; }
.truncate { overflow: hidden !important; text-overflow: ellipsis !important; white-space: nowrap !important; }

/* Display utilities */
.hidden { display: none !important; }
.block { display: block !important; }
.inline-block { display: inline-block !important; }
.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }
.cursor-pointer { cursor: pointer !important; }
.cursor-default { cursor: default !important; }
.pointer-events-none { pointer-events: none !important; }
.select-none { user-select: none !important; }

/* Position utilities */
.relative { position: relative !important; }
.absolute { position: absolute !important; }
.fixed { position: fixed !important; }
.sticky { position: sticky !important; }
.inset-0 { inset: 0 !important; }
.top-0 { top: 0 !important; }
.right-0 { right: 0 !important; }
.bottom-0 { bottom: 0 !important; }
.left-0 { left: 0 !important; }

/* Z-index utilities */
.z-0 { z-index: 0 !important; }
.z-10 { z-index: 10 !important; }
.z-20 { z-index: 20 !important; }
.z-50 { z-index: 50 !important; }
.z-100 { z-index: 100 !important; }

/* =============================================
   ICON CONTAINERS
   ============================================= */

.icon-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.icon-container-xs {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
}

.icon-container-sm {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
}

.icon-container-md {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
}

.icon-container-lg {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-xl);
}

.icon-container-xl {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-2xl);
}

/* =============================================
   ANIMATIONS & TRANSITIONS
   ============================================= */

/* Hover lift effect for cards */
.hover-lift {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
    transform: var(--card-hover-lift);
    box-shadow: var(--card-hover-shadow);
}

/* Subtle scale on hover */
.hover-scale {
    transition: transform var(--transition-fast);
}

.hover-scale:hover {
    transform: scale(1.02);
}

/* Glow on hover */
.hover-glow {
    transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow-primary);
}

/* Icon bounce on hover */
.hover-bounce:hover svg,
.hover-bounce:hover .icon {
    animation: icon-bounce 0.4s ease;
}

@keyframes icon-bounce {
    0%, 100% { transform: translateY(0); }
    40% { transform: translateY(-4px); }
    60% { transform: translateY(-2px); }
}

/* Fade in animation */
.animate-fade-in {
    animation: fade-in var(--transition-slow) ease-out;
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Slide up animation */
.animate-slide-up {
    animation: slide-up var(--transition-slow) ease-out;
}

@keyframes slide-up {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scale in animation */
.animate-scale-in {
    animation: scale-in var(--transition-base) var(--transition-bounce);
}

@keyframes scale-in {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* Staggered fade for lists */
.stagger-fade > * {
    animation: stagger-item 0.4s ease-out both;
}

.stagger-fade > *:nth-child(1) { animation-delay: 0ms; }
.stagger-fade > *:nth-child(2) { animation-delay: 50ms; }
.stagger-fade > *:nth-child(3) { animation-delay: 100ms; }
.stagger-fade > *:nth-child(4) { animation-delay: 150ms; }
.stagger-fade > *:nth-child(5) { animation-delay: 200ms; }
.stagger-fade > *:nth-child(6) { animation-delay: 250ms; }
.stagger-fade > *:nth-child(7) { animation-delay: 300ms; }
.stagger-fade > *:nth-child(8) { animation-delay: 350ms; }

@keyframes stagger-item {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Pulse animation for status indicators */
.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Subtle pulse for active states */
.animate-pulse-subtle {
    animation: pulse-subtle 3s ease-in-out infinite;
}

@keyframes pulse-subtle {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* Spin animation */
.animate-spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Shimmer loading effect */
.animate-shimmer {
    background: linear-gradient(90deg, var(--neutral-200) 0%, var(--neutral-100) 50%, var(--neutral-200) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

[data-theme="dark"] .animate-shimmer {
    background: linear-gradient(90deg, var(--neutral-700) 0%, var(--neutral-600) 50%, var(--neutral-700) 100%);
    background-size: 200% 100%;
}

/* =============================================
   GLASS MORPHISM COMPONENTS
   ============================================= */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--glass-shadow);
}

.glass-panel {
    background: var(--glass-bg-light);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
}

/* =============================================
   MODERN CARD STYLES
   ============================================= */

.card-modern {
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
}

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

.card-elevated {
    background: var(--background-primary);
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.card-gradient-border {
    position: relative;
    background: var(--background-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.card-gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 2px;
    background: var(--accent-gradient-blue);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* =============================================
   ENHANCED BUTTON STYLES
   ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: var(--font-semibold);
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    outline: none;
    text-decoration: none;
}

.btn:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary button - gradient with glow */
.btn-primary {
    padding: 12px 24px;
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px 0 rgba(59, 130, 246, 0.4);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

/* Secondary button */
.btn-secondary {
    padding: 12px 24px;
    background: var(--background-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--neutral-50);
    border-color: var(--neutral-300);
}

/* Ghost button */
.btn-ghost {
    padding: 12px 24px;
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--neutral-100);
    color: var(--text-primary);
}

/* Icon button */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    color: var(--text-secondary);
    border-radius: var(--radius-md);
}

.btn-icon:hover:not(:disabled) {
    background: var(--neutral-100);
    color: var(--text-primary);
}

/* Button sizes */
.btn-sm { padding: 8px 16px; font-size: var(--text-xs); }
.btn-lg { padding: 16px 32px; font-size: var(--text-base); }
.btn-xl { padding: 18px 40px; font-size: var(--text-lg); }

/* =============================================
   FORM ELEMENTS
   ============================================= */

.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.form-label-optional {
    font-weight: var(--font-normal);
    color: var(--text-tertiary);
    margin-left: var(--space-1);
}

.form-hint {
    font-size: var(--text-xs);
    color: var(--text-tertiary);
    margin-top: var(--space-1);
}

.form-error {
    font-size: var(--text-xs);
    color: var(--error-600);
    margin-top: var(--space-1);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* Input wrapper with icon */
.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group-icon {
    position: absolute;
    left: 14px;
    color: var(--text-tertiary);
    pointer-events: none;
    z-index: 1;
}

.input-group-icon + input,
.input-group-icon + fluent-text-field {
    padding-left: 44px !important;
}

/* =============================================
   LOADING STATES
   ============================================= */

/* Skeleton loader */
.skeleton {
    position: relative;
    overflow: hidden;
    background: var(--neutral-200);
    border-radius: var(--radius-md);
}

.skeleton::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.5) 50%, transparent 100%);
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

@keyframes skeleton-shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

[data-theme="dark"] .skeleton {
    background: var(--neutral-700);
}

[data-theme="dark"] .skeleton::after {
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.1) 50%, transparent 100%);
}

.skeleton-text { height: 16px; margin-bottom: 8px; }
.skeleton-text-sm { height: 12px; width: 60%; }
.skeleton-title { height: 28px; width: 50%; margin-bottom: 16px; }
.skeleton-avatar { width: 48px; height: 48px; border-radius: 50%; }
.skeleton-card { height: 140px; }
.skeleton-button { height: 40px; width: 120px; }

/* Gradient spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--neutral-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 24px; height: 24px; border-width: 2px; }
.spinner-lg { width: 56px; height: 56px; border-width: 4px; }

/* =============================================
   EMPTY STATES
   ============================================= */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12) var(--space-6);
    text-align: center;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--neutral-100) 0%, var(--neutral-200) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    color: var(--text-tertiary);
    position: relative;
}

.empty-state-icon::before {
    content: '';
    position: absolute;
    inset: -8px;
    border: 2px dashed var(--border-color);
    border-radius: 50%;
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    max-width: 400px;
    line-height: 1.6;
}

.empty-state-actions {
    display: flex;
    gap: var(--space-3);
}

/* =============================================
   PAGE LAYOUT COMPONENTS
   ============================================= */

.page-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-6);
}

.page-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
    .page-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.page-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    margin: 0 0 var(--space-1) 0;
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-size: var(--text-base);
    color: var(--text-secondary);
    margin: 0;
}

.page-actions {
    display: flex;
    gap: var(--space-3);
    flex-wrap: wrap;
}

/* Section titles */
.section-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--space-4) 0;
}

.section-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0;
}

/* =============================================
   CUSTOM DATA TABLE
   ============================================= */

.data-table-container {
    width: 100%;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--background-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table-header-row {
    background: var(--neutral-50);
}

.data-table-header-row th {
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table-row {
    min-height: 72px;
    transition: background var(--transition-fast);
    border-bottom: 1px solid var(--border-color-light);
}

.data-table-row:last-child {
    border-bottom: none;
}

.data-table-row:hover {
    background: linear-gradient(90deg, var(--primary-50) 0%, transparent 100%);
}

.data-table-row td {
    padding: 16px;
    vertical-align: middle;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.data-table-empty {
    padding: 48px 16px;
    text-align: center;
    color: var(--text-tertiary);
}

/* Dark mode */
[data-theme="dark"] .data-table {
    background: var(--background-secondary);
}

[data-theme="dark"] .data-table-header-row {
    background: var(--neutral-800);
    color: var(--text-primary);
}

[data-theme="dark"] .data-table-row:hover {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.1) 0%, transparent 100%);
}

/* =============================================
   DATA GRID ENHANCEMENTS
   ============================================= */

fluent-data-grid {
    border: none !important;
    border-radius: var(--radius-xl) !important;
    overflow: hidden !important;
    background: var(--background-primary) !important;
    box-shadow: var(--shadow-sm) !important;
    width: 100% !important;
    max-width: 100% !important;
}

fluent-data-grid-row {
    border-bottom: 1px solid var(--border-color-light) !important;
    transition: background var(--transition-fast) !important;
    min-height: 64px !important;
}

fluent-data-grid-row:not([row-type="header"]) {
    min-height: 52px !important;
    display: flex !important;
    align-items: center !important;
}

fluent-data-grid-row:last-child {
    border-bottom: none !important;
}

fluent-data-grid-row:hover:not([row-type="header"]) {
    background: linear-gradient(90deg, var(--primary-50) 0%, transparent 100%) !important;
}

fluent-data-grid-row[row-type="header"] {
    background: var(--neutral-50) !important;
    font-weight: var(--font-bold) !important;
    color: var(--text-secondary) !important;
    text-transform: uppercase !important;
    font-size: 0.7rem !important;
    letter-spacing: 0.06em !important;
    min-height: 48px !important;
}

fluent-data-grid-cell {
    padding: var(--space-3) var(--space-4) !important;
    display: flex !important;
    align-items: center !important;
    min-height: inherit !important;
}

[data-theme="dark"] fluent-data-grid {
    background: var(--background-secondary) !important;
}

[data-theme="dark"] fluent-data-grid-row[row-type="header"] {
    background: var(--neutral-800) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] fluent-data-grid-row:hover:not([row-type="header"]) {
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.1) 0%, transparent 100%) !important;
}

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

[data-theme="dark"] fluent-data-grid-row:nth-child(even):not([row-type="header"]) {
    background: rgba(255, 255, 255, 0.02) !important;
}

[data-theme="dark"] fluent-data-grid-row[aria-selected="true"],
[data-theme="dark"] fluent-data-grid-row.selected {
    background: rgba(59, 130, 246, 0.15) !important;
}

/* =============================================
   NAV ENHANCEMENTS
   ============================================= */

.nav-section-title {
    font-size: 0.65rem;
    font-weight: var(--font-bold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-tertiary);
    padding: var(--space-3) var(--space-4);
    margin: var(--space-4) 0 var(--space-2) 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-section-title::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary-400);
}

/* =============================================
   BADGE ENHANCEMENTS
   ============================================= */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 4px 10px;
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.badge-secondary {
    background: var(--secondary-100);
    color: var(--secondary-700);
}

.badge-success {
    background: var(--success-100);
    color: var(--success-700);
}

.badge-warning {
    background: var(--warning-100);
    color: var(--warning-700);
}

.badge-error {
    background: var(--error-100);
    color: var(--error-700);
}

.badge-neutral {
    background: var(--neutral-100);
    color: var(--neutral-700);
}

/* Dot indicator for badges */
.badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* =============================================
   STAT CARD VARIANTS
   ============================================= */

.stat-card {
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    color: white;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

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

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    pointer-events: none;
}

.stat-card-primary { background: var(--gradient-primary); }
.stat-card-secondary { background: var(--accent-gradient-blue); }
.stat-card-success { background: var(--gradient-success); }
.stat-card-warning { background: var(--gradient-warning); }
.stat-card-purple { background: var(--accent-gradient-purple); }

.stat-card-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-1);
}

.stat-card-label {
    font-size: var(--text-sm);
    opacity: 0.9;
}

.stat-card-trend {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 4px 8px;
    background: rgba(255,255,255,0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    margin-top: var(--space-3);
}

/* =============================================
   RESPONSIVE UTILITIES
   ============================================= */

@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
    .grid-cols-2, .grid-cols-3, .grid-cols-4 {
        grid-template-columns: 1fr !important;
    }
    .page-title { font-size: var(--text-2xl); }
    .p-6, .p-8 { padding: var(--space-4) !important; }
    .gap-6, .gap-8 { gap: var(--space-4) !important; }
}

@media (min-width: 768px) {
    .hide-desktop { display: none !important; }
}

@media (min-width: 768px) and (max-width: 1024px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}