/* ===========================
   MODERN DARK APPLE-STYLE CSS
   WITH GLASSMORPHISM EFFECTS
   =========================== */

/* Root Variables */
:root {
    /* Dark Theme Colors */
    --bg-primary: #000000;
    --bg-secondary: #0A0A0A;
    --bg-tertiary: #101010;
    
    /* Glass Colors */
    --glass-primary: rgba(255, 255, 255, 0.05);
    --glass-secondary: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    /* Text Colors */
    --text-primary: rgba(255, 255, 255, 1);
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);
    
    /* Accent Colors */
    --accent-blue: #007AFF;
    --accent-green: #34C759;
    --accent-orange: #FF9500;
    --accent-red: #FF3B30;
    --accent-purple: #AF52DE;
    --accent-yellow: #FFCC00;
    --accent-pink: #FF2D55;
    --accent-teal: #5AC8FA;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 100%);
    --gradient-success: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-teal) 100%);
    --gradient-danger: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-pink) 100%);
    --gradient-warning: linear-gradient(135deg, var(--accent-orange) 0%, var(--accent-yellow) 100%);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(0, 122, 255, 0.3);
    
    /* Blur */
    --blur-sm: 8px;
    --blur-md: 16px;
    --blur-lg: 24px;
    --blur-xl: 40px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Background Pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 30%, var(--accent-blue) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, var(--accent-purple) 0%, transparent 50%);
    opacity: 0.03;
    pointer-events: none;
    z-index: -1;
}

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

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    opacity: 0.8;
}

option {
    background-color: black !important;
}
/* ===========================
   GLASS COMPONENTS
   =========================== */

/* Glass Card Base */
.glass-card {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 100%);
}

.glass-card:hover {
    background: var(--glass-secondary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ===========================
   LAYOUT
   =========================== */

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    background: var(--bg-primary);
}

/* Sidebar */
.sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border-right: 1px solid var(--glass-border);
    transition: var(--transition-base);
    z-index: 100;
    overflow-y: auto;
}

.sidebar.collapsed {
    width: 80px;
}

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

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-logo i {
    font-size: 1.5rem;
    color: var(--accent-blue);
}

.sidebar-toggle {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--glass-secondary);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

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

/* Navigation */
.sidebar-nav {
    padding: var(--spacing-lg) 0;
}

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

.nav-section-title {
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

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

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--text-secondary);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 0;
    background: var(--gradient-primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: var(--transition-base);
}

.nav-link:hover {
    background: var(--glass-secondary);
    color: var(--text-primary);
}

.nav-link.active {
    background: var(--glass-secondary);
    color: var(--accent-blue);
}

.nav-link.active::before {
    height: 24px;
}

.nav-badge {
    margin-left: auto;
    padding: 2px 8px;
    background: var(--glass-secondary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    transition: var(--transition-base);
}

.sidebar.collapsed ~ .main-content {
    margin-left: 80px;
}

/* Top Bar */
.topbar {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-bottom: 1px solid var(--glass-border);
    padding: var(--spacing-md) var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar-left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.breadcrumb i {
    font-size: 0.75rem;
}

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

.topbar-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* User Menu */
.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--glass-secondary);
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
}

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

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    color: white;
}

/* Content Area */
.content {
    padding: var(--spacing-xl);
}

/* ===========================
   CARDS & CONTAINERS
   =========================== */

.card {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    transition: var(--transition-base);
}

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

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    opacity: 0.05;
    pointer-events: none;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    background: var(--glass-secondary);
}

.stat-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.stat-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--glass-secondary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--accent);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-change {
    font-size: 0.875rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

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

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

/* ===========================
   CHARTS
   =========================== */

.chart-container {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

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

.chart-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.chart-wrapper {
    position: relative;
    height: 300px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: scale(0.98);
}

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

.btn-success {
    background: var(--gradient-success);
    color: white;
}

.btn-warning {
    background: var(--gradient-warning);
    color: white;
}

.btn-danger {
    background: var(--gradient-danger);
    color: white;
}

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

.btn-secondary:hover {
    background: var(--glass-hover);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8125rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
}

/* ===========================
   FORMS
   =========================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--glass-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    outline: none;
    background: var(--glass-hover);
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

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

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

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

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--glass-secondary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.badge.status-pending {
    background: rgba(255, 149, 0, 0.1);
    color: var(--accent-orange);
    border: 1px solid rgba(255, 149, 0, 0.2);
}

.badge.status-in_progress {
    background: rgba(0, 122, 255, 0.1);
    color: var(--accent-blue);
    border: 1px solid rgba(0, 122, 255, 0.2);
}

.badge.status-completed {
    background: rgba(52, 199, 89, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(52, 199, 89, 0.2);
}

.badge.priority-low {
    background: rgba(90, 200, 250, 0.1);
    color: var(--accent-teal);
    border: 1px solid rgba(90, 200, 250, 0.2);
}

.badge.priority-medium {
    background: rgba(255, 204, 0, 0.1);
    color: var(--accent-yellow);
    border: 1px solid rgba(255, 204, 0, 0.2);
}

.badge.priority-high {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(255, 59, 48, 0.2);
}

/* ===========================
   ALERTS
   =========================== */

.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.875rem;
    animation: slideIn 0.3s ease-out;
}

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

.alert-success {
    background: rgba(52, 199, 89, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(52, 199, 89, 0.2);
}

.alert-error {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(255, 59, 48, 0.2);
}

.alert-warning {
    background: rgba(255, 149, 0, 0.1);
    color: var(--accent-orange);
    border: 1px solid rgba(255, 149, 0, 0.2);
}

.alert-info {
    background: rgba(0, 122, 255, 0.1);
    color: var(--accent-blue);
    border: 1px solid rgba(0, 122, 255, 0.2);
}

/* ===========================
   TASK COMPONENTS
   =========================== */

.task-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.task-item {
    background: var(--glass-secondary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: var(--transition-fast);
}

.task-item:hover {
    background: var(--glass-hover);
    box-shadow: var(--shadow-sm);
}

.task-item.completed {
    opacity: 0.6;
}

.task-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.task-main {
    flex: 1;
}

.task-title {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.task-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.task-description {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--glass-primary);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.task-actions {
    display: flex;
    gap: var(--spacing-xs);
}

/* ===========================
   LOGIN STYLES
   =========================== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    position: relative;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
    opacity: 0.1;
    filter: blur(100px);
    pointer-events: none;
}

.login-form {
    width: 100%;
    max-width: 400px;
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
}

.login-form h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ===========================
   MODALS
   =========================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(var(--blur-sm));
    -webkit-backdrop-filter: blur(var(--blur-sm));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--glass-primary);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    max-width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9);
    transition: var(--transition-spring);
}

.modal.active .modal-content {
    transform: scale(1);
}

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

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .content {
        padding: var(--spacing-md);
    }
    
    .topbar {
        padding: var(--spacing-md);
    }
    
    .page-title {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

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

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 122, 255, 0.4);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(0, 122, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 122, 255, 0);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

/* Loading Animation */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 100%
    );
    animation: shimmer 2s infinite;
}

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

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

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

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

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--glass-secondary);
    border-radius: var(--radius-full);
}

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

/* Selection */
::selection {
    background: var(--accent-blue);
    color: white;
}

/* Focus Visible */
:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}