/* Task Monk - Dark Theme Styles */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors */
    --bg-primary: #000000;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --bg-card: #222222;
    --bg-hover: #2a2a2a;
    --bg-active: #333333;
    
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --text-disabled: #555555;
    
    --border-primary: #333333;
    --border-secondary: #444444;
    --border-hover: #555555;
    
    --accent-primary: #ffffff;
    --accent-secondary: #f5f5f5;
    --accent-gradient: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
    
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Typography */
    --font-family: 'JetBrains Mono', 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    --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;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Borders */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base Styles */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

.app-body {
    height: 100vh;
    overflow: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    white-space: nowrap;
    user-select: none;
}

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

.btn-icon {
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--accent-secondary);
    border-color: var(--accent-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-ghost:hover:not(:disabled) {
    background: var(--bg-hover);
    border-color: var(--border-hover);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

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

.btn-full {
    width: 100%;
}

.btn-icon-only {
    padding: var(--spacing-sm);
    width: 40px;
    height: 40px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-primary);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.logo-icon {
    width: 32px;
    height: 32px;
    stroke-width: 2;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.dashboard-preview {
    width: 100%;
    max-width: 500px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
}

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

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
}

.preview-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.preview-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

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

.preview-content {
    display: flex;
    height: 300px;
}

.preview-sidebar {
    width: 120px;
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.preview-item {
    height: 20px;
    background: var(--bg-hover);
    border-radius: var(--border-radius-sm);
    animation: pulse 2s ease-in-out infinite;
}

.preview-item.active {
    background: var(--accent-primary);
}

.preview-main {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.preview-task {
    height: 40px;
    background: var(--bg-hover);
    border-radius: var(--border-radius-sm);
    animation: pulse 2s ease-in-out infinite;
}

.preview-task:nth-child(2) {
    animation-delay: 0.5s;
}

.preview-task:nth-child(3) {
    animation-delay: 1s;
}

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

/* Features Section */
.features {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-secondary);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    font-size: var(--font-size-3xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-primary);
    text-align: center;
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-hover);
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-lg);
    color: var(--accent-primary);
    stroke-width: 1.5;
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: var(--spacing-2xl) 0;
    background: var(--bg-primary);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
}

.cta-content p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-primary);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

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

.modal-header h2 {
    margin: 0;
    font-size: var(--font-size-xl);
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

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

/* Form Styles */
.auth-form, .task-form {
    padding: var(--spacing-lg);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
}

.auth-switch {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
}

/* App Layout */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-primary);
}

.app-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    height: 64px;
}

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

.workspace-selector select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
}

.nav-center {
    flex: 1;
    max-width: 400px;
    margin: 0 var(--spacing-lg);
}

.search-bar {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    z-index: 1;
}

.search-bar input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

.search-bar input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.1);
}

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

.user-menu {
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: var(--bg-primary);
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
}

.user-avatar:hover {
    transform: scale(1.05);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--spacing-sm);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    display: none;
    z-index: 1001;
}

.user-dropdown.active {
    display: block;
    animation: slideDown 0.2s ease;
}

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

.user-info {
    padding: var(--spacing-md);
}

.user-name {
    display: block;
    font-weight: 600;
    color: var(--text-primary);
}

.user-email {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

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

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

.dropdown-item svg {
    width: 16px;
    height: 16px;
}

.user-dropdown hr {
    border: none;
    border-top: 1px solid var(--border-primary);
    margin: var(--spacing-sm) 0;
}

.app-layout {
    display: flex;
    height: 100vh;
    padding-top: 64px;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-primary);
    overflow-y: auto;
}

.sidebar-content {
    padding: var(--spacing-lg);
}

.quick-actions {
    margin-bottom: var(--spacing-xl);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.nav-section-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
    color: var(--text-secondary);
}

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

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

.nav-icon {
    width: 16px;
    height: 16px;
    stroke-width: 2;
}

.project-item {
    justify-content: space-between;
}

.project-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.project-menu-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    opacity: 0;
    transition: var(--transition-fast);
}

.nav-item:hover .project-menu-btn {
    opacity: 1;
}

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

.add-project-btn {
    margin-top: var(--spacing-md);
    justify-content: flex-start;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

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

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

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin: 0;
}

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

.breadcrumb svg {
    width: 12px;
    height: 12px;
}

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

.view-controls {
    display: flex;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xs);
}

.view-btn {
    padding: var(--spacing-sm);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

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

.view-btn.active {
    color: var(--text-primary);
    background: var(--bg-active);
}

.view-btn svg {
    width: 16px;
    height: 16px;
}

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

.content-area {
    flex: 1;
    overflow: auto;
    padding: var(--spacing-lg);
}

.view-content {
    display: none;
}

.view-content.active {
    display: block;
}

/* Task List */
.task-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.task-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    transition: var(--transition-fast);
    cursor: pointer;
}

.task-item:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-sm);
}

.task-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
}

.task-checkbox.checked {
    background: var(--success);
    border-color: var(--success);
}

.task-checkbox.checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.task-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.task-title {
    font-weight: 500;
    color: var(--text-primary);
}

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

.task-priority {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-transform: uppercase;
}

.task-priority.high {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

.task-priority.medium {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.task-priority.low {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.task-actions {
    display: flex;
    gap: var(--spacing-sm);
    opacity: 0;
    transition: var(--transition-fast);
}

.task-item:hover .task-actions {
    opacity: 1;
}

.task-action-btn {
    padding: var(--spacing-xs);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

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

.task-action-btn svg {
    width: 14px;
    height: 14px;
}

.add-task-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 2px dashed var(--border-primary);
    border-radius: var(--border-radius-md);
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
}

.add-task-btn:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
    background: var(--bg-hover);
}

.add-task-btn svg {
    width: 16px;
    height: 16px;
}

/* Board View */
.board-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    height: 100%;
}

.board-column {
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.column-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
}

.column-header h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
}

.task-count {
    background: var(--bg-hover);
    color: var(--text-muted);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
}

.column-content {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    overflow-y: auto;
}

.board-task {
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-fast);
}

.board-task:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-sm);
}

.board-task .task-title {
    margin-bottom: var(--spacing-sm);
}

.board-task .task-meta {
    justify-content: space-between;
}

/* Calendar View */
.calendar-container {
    max-width: 800px;
    margin: 0 auto;
}

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

.calendar-header h2 {
    margin: 0;
    font-size: var(--font-size-2xl);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.calendar-day {
    aspect-ratio: 1;
    background: var(--bg-card);
    padding: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: var(--transition-fast);
}

.calendar-day:hover {
    background: var(--bg-hover);
}

.calendar-day.today {
    background: var(--bg-active);
}

.calendar-day.other-month {
    color: var(--text-muted);
    background: var(--bg-secondary);
}

.day-number {
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.day-tasks {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.day-task {
    height: 4px;
    border-radius: 2px;
    background: var(--info);
}

/* Task Modal */
.task-modal-content {
    max-width: 600px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .sidebar {
        width: 240px;
    }
    
    .board-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .nav {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .nav-actions {
        gap: var(--spacing-sm);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .app-layout {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        order: 2;
    }
    
    .main-content {
        order: 1;
    }
    
    .content-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: flex-start;
    }
    
    .header-right {
        width: 100%;
        justify-content: space-between;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .nav-center {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .calendar-grid {
        font-size: var(--font-size-sm);
    }
    
    .task-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .task-actions {
        opacity: 1;
        align-self: flex-end;
    }
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

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

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

/* Selection Styles */
::selection {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

/* Focus Styles */
*:focus {
    outline: 2px solid rgba(255, 255, 255, 0.3);
    outline-offset: 2px;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-radius: 50%;
    border-top-color: var(--accent-primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* Utility Classes */
.hidden { display: none !important; }
.visible { display: block !important; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.p-0 { padding: 0 !important; }
.w-full { width: 100%; }
.h-full { height: 100%; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }