/* ============================================
   OPZO PORTAL - Design System
   A modern, professional SaaS dashboard
   ============================================ */

/* Font Import - MUST be at the top */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================
   CSS Variables - Design Tokens
   ============================================ */
:root {
    /* Primary Colors - Deep Ocean Blue */
    --color-primary-50: #e6f0ff;
    --color-primary-100: #b3d4ff;
    --color-primary-200: #80b8ff;
    --color-primary-300: #4d9cff;
    --color-primary-400: #1a80ff;
    --color-primary-500: #0066e6;
    --color-primary-600: #0052b3;
    --color-primary-700: #003d80;
    --color-primary-800: #00294d;
    --color-primary-900: #00141a;

    /* Accent Colors - Electric Teal */
    --color-accent-50: #e6fff9;
    --color-accent-100: #b3ffed;
    --color-accent-200: #80ffe0;
    --color-accent-300: #4dffd4;
    --color-accent-400: #1affc7;
    --color-accent-500: #00e6ad;
    --color-accent-600: #00b387;
    --color-accent-700: #008060;
    --color-accent-800: #004d3a;
    --color-accent-900: #001a13;

    /* Neutral Colors - Slate */
    --color-neutral-50: #f8fafc;
    --color-neutral-100: #f1f5f9;
    --color-neutral-200: #e2e8f0;
    --color-neutral-300: #cbd5e1;
    --color-neutral-400: #94a3b8;
    --color-neutral-500: #64748b;
    --color-neutral-600: #475569;
    --color-neutral-700: #334155;
    --color-neutral-800: #1e293b;
    --color-neutral-900: #0f172a;
    --color-neutral-950: #020617;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-error: #ef4444;
    --color-error-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    /* Dark Theme Colors */
    --dark-bg-primary: #0a0f1a;
    --dark-bg-secondary: #111827;
    --dark-bg-tertiary: #1f2937;
    --dark-bg-elevated: #252f3f;
    --dark-border: #374151;
    --dark-border-subtle: #1f2937;
    --dark-text-primary: #f9fafb;
    --dark-text-secondary: #d1d5db;
    --dark-text-muted: #9ca3af;

    /* Light Theme Colors */
    --light-bg-primary: #ffffff;
    --light-bg-secondary: #f8fafc;
    --light-bg-tertiary: #f1f5f9;
    --light-bg-elevated: #ffffff;
    --light-border: #e2e8f0;
    --light-border-subtle: #f1f5f9;
    --light-text-primary: #0f172a;
    --light-text-secondary: #475569;
    --light-text-muted: #64748b;

    /* Typography */
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Font Sizes */
    --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;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(0, 102, 230, 0.15);

    /* 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);

    /* Layout */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    --header-height: 64px;
}

/* ============================================
   Theme System - Semantic Variables
   Default: Dark Theme
   ============================================ */
html {
    /* Default to dark theme */
    --bg-primary: var(--dark-bg-primary);
    --bg-secondary: var(--dark-bg-secondary);
    --bg-tertiary: var(--dark-bg-tertiary);
    --bg-elevated: var(--dark-bg-elevated);
    --border-color: var(--dark-border);
    --border-subtle: var(--dark-border-subtle);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-muted: var(--dark-text-muted);
    
    /* Header backdrop */
    --header-bg: rgba(10, 15, 26, 0.8);
    --header-shadow: rgba(0, 0, 0, 0.1);
    
    /* Scrollbar colors */
    --scrollbar-track: var(--dark-bg-secondary);
    --scrollbar-thumb: var(--dark-bg-elevated);
    
    color-scheme: dark;
}

/* Dark Theme (explicit) */
html[data-theme="dark"] {
    --bg-primary: var(--dark-bg-primary);
    --bg-secondary: var(--dark-bg-secondary);
    --bg-tertiary: var(--dark-bg-tertiary);
    --bg-elevated: var(--dark-bg-elevated);
    --border-color: var(--dark-border);
    --border-subtle: var(--dark-border-subtle);
    --text-primary: var(--dark-text-primary);
    --text-secondary: var(--dark-text-secondary);
    --text-muted: var(--dark-text-muted);
    
    --header-bg: rgba(10, 15, 26, 0.8);
    --header-shadow: rgba(0, 0, 0, 0.1);
    --scrollbar-track: var(--dark-bg-secondary);
    --scrollbar-thumb: var(--dark-bg-elevated);
    
    color-scheme: dark;
}

/* Light Theme */
html[data-theme="light"] {
    --bg-primary: var(--light-bg-primary);
    --bg-secondary: var(--light-bg-secondary);
    --bg-tertiary: var(--light-bg-tertiary);
    --bg-elevated: var(--light-bg-elevated);
    --border-color: var(--light-border);
    --border-subtle: var(--light-border-subtle);
    --text-primary: var(--light-text-primary);
    --text-secondary: var(--light-text-secondary);
    --text-muted: var(--light-text-muted);
    
    --header-bg: rgba(255, 255, 255, 0.9);
    --header-shadow: rgba(0, 0, 0, 0.05);
    --scrollbar-track: var(--light-bg-tertiary);
    --scrollbar-thumb: var(--light-border);
    
    color-scheme: light;
}

/* System Theme - follows OS preference */
@media (prefers-color-scheme: light) {
    html[data-theme="system"] {
        --bg-primary: var(--light-bg-primary);
        --bg-secondary: var(--light-bg-secondary);
        --bg-tertiary: var(--light-bg-tertiary);
        --bg-elevated: var(--light-bg-elevated);
        --border-color: var(--light-border);
        --border-subtle: var(--light-border-subtle);
        --text-primary: var(--light-text-primary);
        --text-secondary: var(--light-text-secondary);
        --text-muted: var(--light-text-muted);
        
        --header-bg: rgba(255, 255, 255, 0.9);
        --header-shadow: rgba(0, 0, 0, 0.05);
        --scrollbar-track: var(--light-bg-tertiary);
        --scrollbar-thumb: var(--light-border);
        
        color-scheme: light;
    }
}

@media (prefers-color-scheme: dark) {
    html[data-theme="system"] {
        --bg-primary: var(--dark-bg-primary);
        --bg-secondary: var(--dark-bg-secondary);
        --bg-tertiary: var(--dark-bg-tertiary);
        --bg-elevated: var(--dark-bg-elevated);
        --border-color: var(--dark-border);
        --border-subtle: var(--dark-border-subtle);
        --text-primary: var(--dark-text-primary);
        --text-secondary: var(--dark-text-secondary);
        --text-muted: var(--dark-text-muted);
        
        --header-bg: rgba(10, 15, 26, 0.8);
        --header-shadow: rgba(0, 0, 0, 0.1);
        --scrollbar-track: var(--dark-bg-secondary);
        --scrollbar-thumb: var(--dark-bg-elevated);
        
        color-scheme: dark;
    }
}

/* Smooth theme transitions */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
    transition: background-color 0.3s ease, 
                border-color 0.3s ease, 
                color 0.3s ease,
                box-shadow 0.3s ease !important;
}

/* ============================================
   Base Styles
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.6;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

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

::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 4px;
}

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

/* ============================================
   Layout Structure
   ============================================ */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-right: 1px solid var(--border-subtle);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition-slow);
}

.sidebar-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
}

.sidebar-close-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: var(--text-lg);
    transition: all var(--transition-fast);
}

.sidebar-close-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sidebar-logo-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    filter: drop-shadow(0 4px 12px rgba(99, 102, 241, 0.35));
    transition: transform var(--transition-fast), filter var(--transition-fast);
}

.sidebar-logo:hover .sidebar-logo-icon {
    transform: scale(1.05);
    filter: drop-shadow(0 6px 16px rgba(99, 102, 241, 0.45));
}

.sidebar-logo-text {
    font-size: var(--text-xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--color-primary-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Navigation */
.sidebar-nav {
    flex: 1;
    padding: var(--space-4);
    overflow-y: auto;
}

.nav-section {
    margin-bottom: var(--space-6);
}

.nav-section-title {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: var(--space-2) var(--space-3);
    margin-bottom: var(--space-2);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: var(--space-1);
    position: relative;
}

.nav-item:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.nav-item.active {
    background: linear-gradient(135deg, rgba(0, 102, 230, 0.15) 0%, rgba(0, 230, 173, 0.1) 100%);
    color: var(--color-primary-400);
    border: 1px solid rgba(0, 102, 230, 0.2);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: linear-gradient(180deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    border-radius: var(--radius-full);
}

.nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-lg);
}

.nav-badge {
    margin-left: auto;
    background: var(--color-primary-500);
    color: white;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-4);
    border-top: 1px solid var(--border-subtle);
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
    background: var(--bg-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-menu:hover {
    background: var(--bg-elevated);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: 600;
    font-size: var(--text-sm);
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: var(--text-xs);
    color: var(--text-muted);
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    height: var(--header-height);
    background: var(--header-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-8);
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.breadcrumb-item {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
    color: var(--text-primary);
}

.breadcrumb-separator {
    color: var(--text-muted);
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.header-search {
    position: relative;
}

.search-input {
    width: 280px;
    padding: var(--space-2) var(--space-4);
    padding-left: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(0, 102, 230, 0.1);
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.header-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.header-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--color-error);
    border-radius: var(--radius-full);
    border: 2px solid var(--bg-primary);
}

/* Page Content */
.page-content {
    flex: 1;
    padding: var(--space-8);
    background: var(--bg-primary);
}

.page-header {
    margin-bottom: var(--space-8);
}

.page-title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-2) 0;
}

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

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-fast);
}

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

.card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-tertiary);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-fast);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

.stat-icon.primary {
    background: rgba(0, 102, 230, 0.15);
    color: var(--color-primary-400);
}

.stat-icon.accent {
    background: rgba(0, 230, 173, 0.15);
    color: var(--color-accent-400);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
}

.stat-value {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-3);
}

.stat-change {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-sm);
    font-weight: 500;
}

.stat-change.positive {
    color: var(--color-success);
}

.stat-change.negative {
    color: var(--color-error);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-primary-600) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 102, 230, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-400) 0%, var(--color-primary-500) 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(0, 102, 230, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-elevated);
    border-color: var(--color-primary-500);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-accent {
    background: linear-gradient(135deg, var(--color-accent-500) 0%, var(--color-accent-600) 100%);
    color: #0a0f1a;
    box-shadow: 0 4px 12px rgba(0, 230, 173, 0.3);
}

.btn-accent:hover {
    background: linear-gradient(135deg, var(--color-accent-400) 0%, var(--color-accent-500) 100%);
}

.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
}

/* ============================================
   Tables
   ============================================ */
.table-container {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    text-align: left;
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-subtle);
}

.table td {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.table tr:hover td {
    background: var(--bg-tertiary);
}

.table-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-sm);
    color: white;
}

/* ============================================
   Badges & Tags
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

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

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

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

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

.badge-neutral {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* ============================================
   Forms
   ============================================ */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.form-input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: var(--text-base);
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(0, 102, 230, 0.1);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

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

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

/* ============================================
   App Launcher Grid
   ============================================ */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

.app-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.app-card:hover {
    border-color: var(--color-primary-500);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.app-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-2xl);
    margin-bottom: var(--space-4);
}

.app-icon-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.category-icon-small {
    width: 18px;
    height: 18px;
    border-radius: 4px;
    object-fit: cover;
    vertical-align: middle;
    margin-right: 4px;
}

.category-icon-image {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    object-fit: cover;
}

.section-icon-image {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    object-fit: cover;
}

.app-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.app-card-description {
    font-size: var(--text-sm);
    color: var(--text-muted);
    line-height: 1.5;
}

/* ============================================
   Organization Switcher
   ============================================ */
.org-switcher {
    position: relative;
}

.org-switcher-btn {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 200px;
}

.org-switcher-btn:hover {
    border-color: var(--color-primary-500);
}

.org-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-sm);
    color: white;
}

.org-name {
    flex: 1;
    font-weight: 500;
    color: var(--text-primary);
    text-align: left;
}

.org-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--space-2);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 200;
    overflow: hidden;
}

.org-dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.org-dropdown-item:hover {
    background: var(--bg-tertiary);
}

.org-dropdown-item.active {
    background: rgba(0, 102, 230, 0.1);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

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

.animate-slide-in {
    animation: slideIn var(--transition-slow) ease-out;
}

/* Staggered animations */
.stagger-1 { animation-delay: 50ms; }
.stagger-2 { animation-delay: 100ms; }
.stagger-3 { animation-delay: 150ms; }
.stagger-4 { animation-delay: 200ms; }
.stagger-5 { animation-delay: 250ms; }

/* ============================================
   Mobile Menu Button
   ============================================ */
.mobile-menu-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    padding: 0;
    margin-right: var(--space-3);
    transition: all var(--transition-fast);
}

.mobile-menu-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--color-primary-500);
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 20px;
    height: 20px;
    gap: 4px;
}

.hamburger-icon span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Sidebar Overlay for Mobile */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .mobile-menu-btn {
        display: flex;
    }

    .sidebar-overlay {
        display: block;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-close-btn {
        display: flex;
    }

    .main-content {
        margin-left: 0;
    }

    .header-search {
        display: none;
    }

    .org-name {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .header {
        padding: 0 var(--space-4);
    }

    .page-content {
        padding: var(--space-4);
    }

    .header-actions {
        gap: var(--space-1);
    }

    .header-btn {
        width: 36px;
        height: 36px;
    }

    .org-switcher-btn {
        padding: var(--space-2);
    }

    .org-avatar {
        width: 32px;
        height: 32px;
        font-size: var(--text-sm);
    }

    .org-tier {
        display: none;
    }
}

@media (max-width: 480px) {
    .header-left {
        flex: 1;
    }

    .org-name {
        display: none;
    }

    .header-right {
        gap: var(--space-2);
    }

    .page-header {
        margin-bottom: var(--space-4);
    }

    .page-title {
        font-size: var(--text-xl);
    }

    .page-subtitle {
        font-size: var(--text-sm);
    }
}

/* ============================================
   Page-Specific Responsive Styles
   ============================================ */

/* Responsive Tables */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 1024px) {
    .table th,
    .table td {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-sm);
    }
}

@media (max-width: 768px) {
    .table th:nth-child(n+5),
    .table td:nth-child(n+5) {
        display: none;
    }
    
    .table th:last-child,
    .table td:last-child {
        display: table-cell;
    }
}

/* Responsive Page Headers with Actions */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: var(--space-4);
    }
    
    .page-header .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Responsive Two-Column Grids */
.grid-2-col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

@media (max-width: 768px) {
    .grid-2-col {
        grid-template-columns: 1fr;
    }
}

/* Responsive Stat Cards */
@media (max-width: 768px) {
    [style*="grid-template-columns: 1fr 1fr"],
    [style*="grid-template-columns: repeat(2, 1fr)"] {
        grid-template-columns: 1fr !important;
    }
}

/* Responsive Flex Layouts */
@media (max-width: 768px) {
    [style*="display: flex"][style*="gap"] {
        flex-wrap: wrap;
    }
}

/* Responsive Settings Navigation */
@media (max-width: 1024px) {
    .settings-layout {
        grid-template-columns: 1fr !important;
    }
    
    .settings-nav {
        position: static !important;
        margin-bottom: var(--space-6);
    }
    
    .settings-nav .card-body {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
    }
    
    .settings-nav-item {
        flex: 1;
        min-width: 120px;
        justify-content: center;
        text-align: center;
    }
}

/* Responsive Form Grids */
@media (max-width: 768px) {
    [style*="grid-template-columns: repeat(2, 1fr)"] .form-group,
    [style*="grid-template-columns: repeat(3, 1fr)"] .form-group {
        grid-column: span 1 !important;
    }
    
    .form-group[style*="grid-column: span 2"] {
        grid-column: span 1 !important;
    }
}

/* Responsive Organization Overview */
@media (max-width: 768px) {
    .org-overview {
        flex-direction: column !important;
        text-align: center;
    }
    
    .org-overview .org-avatar {
        margin: 0 auto var(--space-4);
    }
    
    .org-stats {
        width: 100%;
        grid-template-columns: 1fr 1fr !important;
    }
}

/* Responsive Modals */
@media (max-width: 480px) {
    .modal-content {
        margin: var(--space-2);
        max-height: 90vh;
        overflow-y: auto;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--space-3) var(--space-4);
    }
    
    .modal-footer {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .modal-footer .btn {
        width: 100%;
    }
}

/* Responsive Cards with Actions */
@media (max-width: 768px) {
    .card-footer {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
    
    .card-footer .btn {
        width: 100%;
    }
}

/* Responsive Danger Zone Items */
@media (max-width: 768px) {
    [style*="display: flex"][style*="justify-content: space-between"] {
        flex-direction: column;
        gap: var(--space-3);
    }
}

/* Responsive Theme Options */
@media (max-width: 480px) {
    .theme-option {
        padding: var(--space-3);
    }
    
    .theme-option span {
        font-size: var(--text-sm);
    }
    
    .theme-preview {
        height: 50px;
    }
}

/* Responsive Quick Links */
@media (max-width: 768px) {
    .quick-link-item {
        padding: var(--space-3) !important;
    }
    
    .quick-link-item span:first-child {
        font-size: var(--text-lg) !important;
    }
}

/* ============================================
   Login Page (Unauthenticated)
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(0, 102, 230, 0.08) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.login-container {
    text-align: center;
    padding: var(--space-12);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-2xl);
    backdrop-filter: blur(20px);
    position: relative;
    z-index: 1;
    max-width: 420px;
    width: 90%;
}

.login-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.login-logo .logo-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-accent-500) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-4xl);
    font-weight: 800;
    color: white;
    box-shadow: 0 8px 32px rgba(0, 102, 230, 0.35);
}

.login-logo h1 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin: 0;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--color-primary-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: var(--text-base);
    margin-bottom: var(--space-8);
}

.login-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-primary-600) 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--text-lg);
    transition: all var(--transition-fast);
    box-shadow: 0 4px 20px rgba(0, 102, 230, 0.4);
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 102, 230, 0.5);
}

/* Organization Tier Badge */
.org-tier {
    font-size: var(--text-xs);
    font-weight: 500;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: rgba(0, 230, 173, 0.15);
    color: var(--color-accent-400);
    margin-left: var(--space-2);
}

/* Light theme: Use darker accent color for better readability */
html[data-theme="light"] .org-tier {
    background: rgba(0, 179, 135, 0.15);
    color: var(--color-accent-700);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-primary { color: var(--color-primary-500); }
.text-accent { color: var(--color-accent-500); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.bg-primary { background: var(--color-primary-500); }
.bg-accent { background: var(--color-accent-500); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.w-full { width: 100%; }
.h-full { height: 100%; }

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

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