/* =============================================
   OHBE ADMIN PANEL - UNIFIED GLASS MORPHISM THEME
   Modern, Professional, and Comprehensive
   ============================================= */

/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* =============================================
   ROOT VARIABLES - CONSISTENT THEME SYSTEM
   ============================================= */
:root {
    /* Primary Color Palette - Glass Theme */
    --primary-color: #23b6bf;
    --primary-dark: #1a8a91;
    --primary-light: rgba(35, 182, 191, 0.8);
    --secondary-color: #e3462d;
    --secondary-dark: #c73e26;
    --secondary-light: rgba(227, 70, 45, 0.8);
    
    /* Status Colors */
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #3b82f6;
    
    /* Text Colors */
    --text-primary: rgba(255, 255, 255, 0.95);
    --text-secondary: rgba(255, 255, 255, 0.75);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-inverse: #1F2937;
    
    /* Glass Morphism Colors */
    --glass-bg-primary: rgba(255, 255, 255, 0.25);
    --glass-bg-secondary: rgba(255, 255, 255, 0.15);
    --glass-bg-tertiary: rgba(255, 255, 255, 0.1);
    --glass-bg-hover: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-border-bright: rgba(255, 255, 255, 0.4);
    
    /* Background Gradients */
    --bg-gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --bg-gradient-secondary: linear-gradient(135deg, rgba(35, 182, 191, 0.8), rgba(227, 70, 45, 0.8));
    --bg-grain-pattern: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="1" fill="rgba(255,255,255,0.05)"/><circle cx="20" cy="80" r="1" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    
    /* Blur Effects */
    --blur-xs: blur(2px);
    --blur-sm: blur(4px);
    --blur-md: blur(8px);
    --blur-lg: blur(16px);
    --blur-xl: blur(24px);
    
    /* Shadows */
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glass-hover: 0 12px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(35, 182, 191, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    
    /* Spacing System */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
    
    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-display: 'Inter', sans-serif;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Transitions */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* =============================================
   GLOBAL RESET AND BASE STYLES
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family-primary);
    background: var(--bg-gradient-primary);
    min-height: 100vh;
    color: var(--text-primary);
    position: relative;
    overflow-x: hidden;
    line-height: 1.6;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Pattern Overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-grain-pattern);
    opacity: 0.3;
    z-index: -1;
    pointer-events: none;
}

/* =============================================
   FLOATING BACKGROUND ELEMENTS
   ============================================= */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: var(--blur-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: float 8s ease-in-out infinite;
}

.floating-circle:nth-child(1) {
    width: 120px;
    height: 120px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.floating-circle:nth-child(2) {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-circle:nth-child(3) {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* =============================================
   LAYOUT SYSTEM
   ============================================= */
.admin-layout {
    display: flex;
    min-height: 100vh;
    position: relative;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    margin-left: 280px;
    transition: var(--transition-normal);
    min-height: 100vh;
}

/* =============================================
   SIDEBAR STYLES
   ============================================= */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-lg);
    border-right: 1px solid var(--glass-border);
    z-index: var(--z-fixed);
    transition: var(--transition-normal);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Sidebar Header */
.sidebar-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: var(--glass-bg-secondary);
}

.sidebar-logo img {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.sidebar-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Sidebar Navigation */
.sidebar-nav {
    padding: var(--spacing-lg);
}

.nav-section {
    margin-bottom: var(--spacing-xl);
}

.nav-section-title {
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
}

.nav-list {
    list-style: none;
}

.nav-item {
    margin-bottom: var(--spacing-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-sm);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: var(--transition-fast);
    z-index: -1;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--glass-bg-hover);
    transform: translateX(4px);
}

.nav-link.active::before {
    opacity: 0.1;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    stroke-width: 2;
    display: inline-block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.nav-text {
    font-size: var(--font-size-sm);
    font-weight: 500;
    }

/* =============================================
   HEADER STYLES
   ============================================= */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-md);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: var(--transition-normal);
}

.header.scrolled {
    background: var(--glass-bg-secondary);
    backdrop-filter: var(--blur-lg);
    box-shadow: var(--shadow-glass-hover);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
}

.sidebar-toggle {
    background: var(--glass-bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.sidebar-toggle:hover {
    background: var(--glass-bg-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

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

.page-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

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

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

.header-action, .theme-toggle {
    background: var(--glass-bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    position: relative;
}

.header-action:hover, .theme-toggle:hover {
    background: var(--glass-bg-hover);
    color: var(--text-primary);
    transform: scale(1.05);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger-color);
    color: white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

/* User Dropdown */
.user-dropdown {
    position: relative;
}

.user-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--glass-bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.user-dropdown-toggle:hover {
    background: var(--glass-bg-hover);
    transform: scale(1.02);
}

.header-user-avatar {
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.user-name {
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.user-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
    min-width: 200px;
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-fast);
    z-index: var(--z-dropdown);
}

.user-dropdown.open .user-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
}

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

/* =============================================
   CONTENT AREA STYLES
   ============================================= */
.content {
    flex: 1;
    padding: var(--spacing-xl);
        position: relative;
    }

/* Quote Section */
.quote-section {
    margin-bottom: var(--spacing-xl);
}

.quote-card {
    background: linear-gradient(135deg, var(--glass-bg-primary), var(--glass-bg-secondary));
    backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-bright);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.quote-card::before {
            content: '';
            position: absolute;
    top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--glass-border-bright), transparent);
        }

.quote-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.quote-text {
    font-style: italic;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    line-height: 1.6;
}

.blockquote-footer {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

/* =============================================
   CARD SYSTEM
   ============================================= */
.card {
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-md);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
    transition: var(--transition-normal);
    overflow: hidden;
    position: relative;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glass-hover);
    border-color: var(--glass-border-bright);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
    background: var(--glass-bg-secondary);
}

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

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    background: var(--glass-bg-tertiary);
}

/* =============================================
   FORM ELEMENTS
   ============================================= */
.form-group, .field-group {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control, .form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    background: var(--glass-bg-tertiary);
    color: var(--text-primary);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
    backdrop-filter: var(--blur-sm);
}

.form-control:focus, .form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(35, 182, 191, 0.08);
    box-shadow: 0 0 0 3px rgba(35, 182, 191, 0.15);
    transform: translateY(-2px);
}

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

/* Form Validation States */
.form-control.error, .form-input.error {
    border-color: rgba(239, 68, 68, 0.6);
    background: rgba(239, 68, 68, 0.05);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-control.valid, .form-input.valid {
    border-color: rgba(16, 185, 129, 0.6);
    background: rgba(16, 185, 129, 0.05);
}

.field-error {
    position: absolute;
    bottom: -22px;
    left: 0;
    color: #ffcce0;
    font-size: var(--font-size-xs);
    background: rgba(239, 68, 68, 0.9);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    backdrop-filter: var(--blur-md);
    border: 1px solid rgba(239, 68, 68, 0.3);
    z-index: 10;
    animation: slideDown 0.3s ease-out;
    max-width: 100%;
    word-wrap: break-word;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   BUTTON SYSTEM
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    user-select: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px rgba(35, 182, 191, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(35, 182, 191, 0.4);
}

.btn-secondary {
    background: var(--glass-bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--blur-md);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--glass-bg-hover);
    transform: translateY(-1px);
    border-color: var(--glass-border-bright);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #059669);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-success:hover:not(:disabled) {
        transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #d97706);
    color: white;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-warning:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color), #2563eb);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-info:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 16px 32px;
    font-size: var(--font-size-base);
}

/* =============================================
   TABLE SYSTEM
   ============================================= */
.table-container {
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-md);
        border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-glass);
}

.table-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--glass-border);
        background: var(--glass-bg-tertiary);
}

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

.table {
    width: 100%;
    border-collapse: collapse;
    background: transparent;
    color: var(--text-primary);
}

.table th {
    background: var(--glass-bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--glass-border-bright);
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: left;
        position: relative;
}

.table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border-bright), transparent);
}

.table td {
    padding: var(--spacing-md) var(--spacing-sm);
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-primary);
    vertical-align: middle;
        transition: var(--transition-fast);
    }

.table tbody tr:hover {
    background: var(--glass-bg-hover);
    box-shadow: 0 0 15px rgba(35, 182, 191, 0.2);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* =============================================
   MODAL SYSTEM
   ============================================= */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: var(--blur-lg);
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    overflow: auto;
}

.modal.show {
    display: flex;
}

.modal-dialog {
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border-bright);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-glass-hover), var(--shadow-glow);
    max-width: 90vw;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: var(--transition-bounce);
    position: relative;
    width: 100%;
    max-width: 500px;
}

.modal.show .modal-dialog {
    transform: scale(1) translateY(0);
}

.modal-dialog::before {
    content: '';
                position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glass-border-bright), transparent);
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--glass-border);
    background: linear-gradient(135deg, rgba(35, 182, 191, 0.08), rgba(227, 70, 45, 0.06));
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-family: var(--font-family-display);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: var(--glass-bg-tertiary);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.modal-close:hover {
    background: var(--danger-color);
                color: white;
    border-color: var(--danger-color);
    box-shadow: 0 0 15px rgba(239, 68, 68, 0.5);
    transform: scale(1.1);
}

.modal-body {
    padding: var(--spacing-xl);
    max-height: 60vh;
    overflow-y: auto;
    background: transparent;
    color: var(--text-primary);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--glass-border);
    background: var(--glass-bg-tertiary);
    backdrop-filter: var(--blur-sm);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

/* =============================================
   NOTIFICATION SYSTEM
   ============================================= */
.notifications-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: var(--z-toast);
    pointer-events: none;
}

.notification {
    background: var(--glass-bg-primary);
    backdrop-filter: var(--blur-lg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
    min-width: 300px;
    margin-bottom: 10px;
    pointer-events: auto;
    transform: translateX(100%);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.notification.show {
    transform: translateX(0);
}

.notification.removing {
    transform: translateX(100%);
    opacity: 0;
}

.notification-content {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
}

.notification-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
}

.notification-message {
    flex: 1;
    font-weight: 500;
    line-height: 1.4;
    color: var(--text-primary);
}

.notification-close {
    background: transparent;
    border: none;
    color: inherit;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    flex-shrink: 0;
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.1);
}

.notification-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.2);
    overflow: hidden;
}

.notification-progress-bar {
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    width: 100%;
    animation: progressBar linear forwards;
    transform-origin: left;
}

@keyframes progressBar {
    from { transform: scaleX(1); }
    to { transform: scaleX(0); }
}

/* Notification Types */
.notification-success {
    border-left: 4px solid var(--success-color);
}

.notification-error {
    border-left: 4px solid var(--danger-color);
}

.notification-warning {
    border-left: 4px solid var(--warning-color);
}

.notification-info {
    border-left: 4px solid var(--info-color);
}

/* =============================================
   UTILITY CLASSES
   ============================================= */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.flex-nowrap { flex-wrap: nowrap !important; }

.justify-content-start { justify-content: flex-start !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-around { justify-content: space-around !important; }

.align-items-start { align-items: flex-start !important; }
.align-items-center { align-items: center !important; }
.align-items-end { align-items: flex-end !important; }
.align-items-stretch { align-items: stretch !important; }

.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-white { color: white !important; }
.text-success { color: var(--success-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-info { color: var(--info-color) !important; }

.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-success { background-color: var(--success-color) !important; }
.bg-warning { background-color: var(--warning-color) !important; }
.bg-danger { background-color: var(--danger-color) !important; }
.bg-info { background-color: var(--info-color) !important; }

.m-0 { margin: 0 !important; }
.m-1 { margin: var(--spacing-xs) !important; }
.m-2 { margin: var(--spacing-sm) !important; }
.m-3 { margin: var(--spacing-md) !important; }
.m-4 { margin: var(--spacing-lg) !important; }
.m-5 { margin: var(--spacing-xl) !important; }

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

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

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

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

.shadow { box-shadow: var(--shadow-glass) !important; }
.shadow-lg { box-shadow: var(--shadow-glass-hover) !important; }

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */
@media (max-width: 1024px) {
    .main-content {
        margin-left: 0;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-backdrop {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: var(--blur-sm);
        z-index: calc(var(--z-fixed) - 1);
        opacity: 0;
        transition: var(--transition-normal);
    }
    
    .page-title {
        font-size: var(--font-size-xl);
    }
    
    .header-left {
        gap: var(--spacing-md);
    }
    
    .content {
        padding: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .header {
        padding: var(--spacing-md);
    }
    
    .header-actions {
        gap: var(--spacing-xs);
    }
    
    .user-name {
        display: none;
    }
    
    .content {
        padding: var(--spacing-md);
    }
    
    .modal-dialog {
        width: 95%;
        margin: 10px auto;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-md);
    }
    
    .btn {
        font-size: var(--font-size-xs);
        padding: 10px 16px;
    }
    
    .table-container {
        overflow-x: auto;
    }
    
    .notifications-container {
        left: 10px;
        right: 10px;
        top: 10px;
    }
    
    .notification {
        min-width: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: var(--font-size-lg);
    }
    
    .sidebar-title {
        font-size: var(--font-size-base);
    }
    
    .quote-card {
        padding: var(--spacing-md);
    }
    
    .quote-text {
        font-size: var(--font-size-base);
    }
    
    .content {
        padding: var(--spacing-sm);
    }
    
    .modal-dialog {
        width: 98%;
        margin: 5px auto;
    }
    
    .btn {
        padding: 8px 12px;
        font-size: var(--font-size-xs);
    }
}

/* =============================================
   ACCESSIBILITY
   ============================================= */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 10000;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 6px;
}

/* Screen reader only content */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus states */
.btn:focus,
.form-control:focus,
.form-input:focus,
.nav-link:focus,
.header-action:focus,
.theme-toggle:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* =============================================
   ANIMATION CLASSES
   ============================================= */
@keyframes fadeIn {
    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 spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.slide-in {
    animation: slideIn 0.6s ease-out;
}

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

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: currentColor;
    animation: spin 1s linear infinite;
    margin-right: var(--spacing-sm);
}

/* =============================================
   PRINT STYLES
   ============================================= */
@media print {
    .sidebar,
    .header-actions,
    .floating-elements,
    .notifications-container {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .content {
        padding: 0 !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .card,
    .table-container {
        border: 1px solid #ddd !important;
        background: white !important;
    }
}

/* =============================================
   THEME TRANSITIONS
   ============================================= */
* {
    transition: background-color var(--transition-normal),
                border-color var(--transition-normal),
                color var(--transition-normal),
                box-shadow var(--transition-normal);
}

/* Disable animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}