/* MindMoney - Dark Modern Theme Design */

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

/* CSS Variables */
:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --bg-card: #1e1e1e;
    --bg-hover: #333333;
    --bg-accent: #2d2d2d;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-muted: #808080;
    --text-accent: #e0e0e0;
    --text-warning: #ffb347;
    --text-danger: #ff6b6b;
    
    /* Accent Colors - Purple/Orange Gradient Theme */
    --accent-primary: #8b5cf6;
    --accent-secondary: #f59e0b;
    --accent-tertiary: #ec4899;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #f59e0b 100%);
    --accent-gradient-alt: linear-gradient(135deg, #ec4899 0%, #8b5cf6 100%);
    --accent-gradient-triple: linear-gradient(135deg, #ec4899 0%, #8b5cf6 50%, #f59e0b 100%);
    
    /* Borders */
    --border-primary: #404040;
    --border-secondary: #555555;
    --border-accent: #8b5cf6;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.4);
    --shadow-glow-orange: 0 0 30px rgba(245, 158, 11, 0.4);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    min-height: 100vh;
    overflow-x: hidden;
}

body.loaded {
    opacity: 1;
}

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

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: var(--space-md);
    color: var(--text-secondary);
}

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

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

/* Layout */
.main-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-container {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    width: 100%;
}

.page-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--space-2xl);
    padding: var(--space-2xl) 0;
    min-height: calc(100vh - 80px);
}

/* Navigation */
.navbar {
    background: rgba(26, 26, 26, 0.95);
    border-bottom: 1px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 70px;
    position: relative;
}

.nav-brand {
    position: absolute;
    left: var(--space-lg);
    display: flex;
    align-items: center;
}

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

.nav-toggle {
    position: absolute;
    right: var(--space-lg);
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.brand-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: var(--transition-normal);
}

.brand-icon {
    color: var(--accent-primary);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.brand-link:hover {
    transform: scale(1.05);
}

.brand-link:hover .brand-icon {
    color: var(--accent-secondary);
}

.nav-links {
    display: flex;
    gap: var(--space-sm);
}

.nav-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--accent-gradient);
    transition: var(--transition-normal);
    z-index: -1;
}

.nav-item:hover::before,
.nav-item.active::before {
    left: 0;
}

.nav-item:hover,
.nav-item.active {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-primary);
}

.nav-icon {
    color: currentColor;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-label {
    font-size: 0.95rem;
}

.nav-toggle .bar {
    width: 100%;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
    transform-origin: center;
}

.nav-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Main Content */
.main-content {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
    position: relative;
    overflow: hidden;
}

.main-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient-triple);
}

/* Hero Section */
.hero-section {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-2xl);
    align-items: center;
    margin-bottom: var(--space-3xl);
    padding: var(--space-2xl) 0;
}

.hero-content {
    max-width: 600px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.title-highlight {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 0.8em;
}

.title-main {
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.visual-element {
    color: var(--accent-primary);
    opacity: 0.8;
    animation: float 3s ease-in-out infinite;
    filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.5));
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
}

.feature-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    border: 1px solid var(--border-primary);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    min-height: 280px;
}

.feature-card-large {
    grid-column: 1;
    grid-row: 1;
    min-height: 320px;
}

.feature-card-small {
    grid-column: span 1;
    grid-row: 2;
}

.feature-cards-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
}

.feature-background {
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    opacity: 0.1;
    z-index: 0;
}

.feature-card-large .feature-background {
    width: 200px;
    height: 200px;
}

.feature-pattern {
    position: absolute;
    top: 50%;
    right: 0;
    transform: translateY(-50%);
    opacity: 0.3;
}

.feature-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.feature-icon {
    margin-bottom: var(--space-lg);
    filter: drop-shadow(0 0 15px rgba(139, 92, 246, 0.4));
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.feature-card-large .feature-title {
    font-size: 2rem;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.feature-stats {
    display: flex;
    gap: var(--space-xl);
    margin-top: auto;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-primary);
    background: var(--bg-hover);
}

.feature-card:hover .feature-pattern {
    opacity: 0.5;
    transform: translateY(-50%) scale(1.1);
}

.feature-card:hover .feature-icon {
    filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.6));
    transform: scale(1.05);
}

/* Simple Content */
.simple-content {
    max-width: 800px;
    margin: var(--space-3xl) auto 0;
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border-primary);
}

.simple-content p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
    color: var(--text-secondary);
}

/* Page Header */
.page-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.title-accent {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 0.8em;
}

.title-main {
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Sidebar */
.sidebar-panel {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
    height: fit-content;
    position: sticky;
    top: 100px;
    overflow: hidden;
}

.sidebar-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient-triple);
}

.sidebar-header {
    margin-bottom: var(--space-xl);
    text-align: center;
}

.sidebar-title-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.title-icon {
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 15px rgba(139, 92, 246, 0.6));
}

.sidebar-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

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

.sidebar-posts {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.sidebar-post-card {
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    border: 1px solid var(--border-primary);
    transition: var(--transition-normal);
    animation: slideInUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
    position: relative;
    overflow: hidden;
}

.sidebar-post-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.sidebar-post-card:hover::before {
    transform: scaleX(1);
}

.sidebar-post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
    background: var(--bg-hover);
}

.sidebar-post-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.post-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
}

.post-content {
    flex: 1;
    min-width: 0;
}

.post-link {
    display: block;
    margin-bottom: 0px;
}

.post-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    line-height: 1.4;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.post-title:hover {
    color: var(--accent-primary);
}

.post-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.post-stats {
    display: flex;
    gap: var(--space-md);
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.sidebar-footer {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-primary);
}

.sidebar-cta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-primary);
    transition: var(--transition-normal);
}

.sidebar-cta:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cta-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.cta-text {
    flex: 1;
}

.cta-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.cta-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Category Cards */
.posts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.category-card {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--border-primary);
    transition: var(--transition-normal);
    animation: slideInUp 0.6s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
    box-shadow: var(--shadow-md);
    position: relative;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-gradient-triple);
    transform: scaleX(0);
    transition: var(--transition-normal);
    z-index: 1;
}

.category-card:hover::before {
    transform: scaleX(1);
}

.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-primary);
}

.card-image-section {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.image-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.category-card:hover .card-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    z-index: 2;
}

.category-badge {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    color: white;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    border: 1px solid var(--border-primary);
}

.card-content-section {
    padding: var(--space-xl);
}

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

.card-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    border: 2px solid var(--accent-primary);
}

.card-date {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

.card-title {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    line-height: 1.3;
}

.card-title a {
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.card-title a:hover {
    color: var(--accent-primary);
}

.card-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-lg);
    font-size: 0.95rem;
}

.card-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-primary);
}

.card-stats {
    display: flex;
    gap: var(--space-lg);
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 500;
}

.card-action-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--accent-gradient);
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-glow);
}

.card-action-btn:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-glow-orange);
}

.card-action-btn svg {
    transition: var(--transition-fast);
}

.card-action-btn:hover svg {
    transform: translateX(2px);
}

/* Article Styles */
.article-container {
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--border-primary);
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.article-category {
    background: var(--accent-gradient);
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    box-shadow: var(--shadow-glow);
}

.article-date {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    line-height: 1.2;
    color: var(--text-primary);
}

.article-excerpt {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.article-content {
    margin-top: var(--space-3xl);
}

.article-image {
    margin: var(--space-2xl) 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.article-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: var(--transition-normal);
}

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

.article-text {
    font-size: 1.125rem;
    line-height: 1.8;
}

.article-text p {
    margin-bottom: var(--space-lg);
    color: var(--text-secondary);
}

.section-title {
    font-size: 1.75rem;
    font-weight: 600;
    margin: var(--space-2xl) 0 var(--space-lg);
    color: var(--text-primary);
    position: relative;
    padding-left: var(--space-lg);
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
}

.article-footer {
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-primary);
    text-align: center;
}

.back-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: var(--transition-normal);
}

.back-button:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.button-icon {
    transition: var(--transition-fast);
}

.back-button:hover .button-icon {
    transform: translateX(-2px);
}

/* Comments Section */
.comments-section {
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid var(--border-primary);
}

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

.comments-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--space-sm);
}

.title-icon {
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.5));
}

.comments-count {
    color: var(--text-muted);
    font-size: 0.9rem;
    background: var(--bg-tertiary);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
}

/* Comment Form */
.comment-form {
    background: var(--bg-tertiary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-2xl);
    border: 1px solid var(--border-primary);
}

.form-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.comment-form-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.form-group:last-child {
    grid-column: 1 / -1;
}

.form-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input,
.form-textarea {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

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

/* Rating Input */
.rating-input {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
}

.rating-input input[type="radio"] {
    display: none;
}

.rating-input .star {
    font-size: 1.5rem;
    color: var(--border-secondary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.rating-input .star:hover,
.rating-input input:checked ~ .star,
.rating-input input:checked ~ .star ~ .star {
    color: var(--accent-secondary);
    filter: drop-shadow(0 0 5px rgba(245, 158, 11, 0.5));
}

.submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-normal);
    justify-self: start;
    margin-top: var(--space-md);
    box-shadow: var(--shadow-glow);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-orange);
}

.submit-button .button-icon {
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.submit-button:hover .button-icon {
    transform: scale(1.1);
}

/* Reviews Grid */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.review-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--border-primary);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.review-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.review-card:hover::before {
    transform: scaleX(1);
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-primary);
}

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

.reviewer-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.reviewer-avatar {
    width: 56px;
    height: 56px;
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    flex-shrink: 0;
    border: 2px solid var(--accent-primary);
    position: relative;
}

.reviewer-avatar::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: var(--accent-gradient);
    opacity: 0;
    transition: var(--transition-normal);
    z-index: -1;
}

.review-card:hover .reviewer-avatar::after {
    opacity: 0.1;
}

.reviewer-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.reviewer-name {
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1rem;
}

.review-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.review-rating {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--space-xs);
}

.stars {
    display: flex;
    gap: 2px;
}

.stars .star {
    font-size: 1.125rem;
    color: var(--border-secondary);
    transition: var(--transition-fast);
}

.stars .star.filled {
    color: var(--accent-secondary);
    filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.6));
}

.rating-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
}

.review-content {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.review-content p {
    margin: 0;
    font-size: 1rem;
}

.review-footer {
    display: flex;
    justify-content: flex-end;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-primary);
}

.review-helpful {
    display: flex;
    align-items: center;
}

.helpful-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-normal);
}

.helpful-btn:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.helpful-btn svg {
    transition: var(--transition-fast);
}

.helpful-btn:hover svg {
    transform: scale(1.1);
}

/* Footer */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    margin-top: auto;
    padding: var(--space-2xl) 0;
    box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.3);
}

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

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-icon {
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.footer-info {
    text-align: right;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-copyright p {
    margin: 0;
}

.footer-disclaimer {
    font-size: 0.8rem;
    opacity: 0.7;
}

/* Animations */
@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .page-layout {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    .sidebar-panel {
        position: static;
        order: 2;
    }
    
    .main-content {
        order: 1;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .feature-card-large {
        grid-row: span 1;
        min-height: 280px;
    }
    
    .feature-cards-row {
        grid-template-columns: 1fr;
    }
    
    .reviews-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 var(--space-md);
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        border-top: 1px solid var(--border-primary);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links {
        flex-direction: column;
        padding: var(--space-lg);
        gap: var(--space-sm);
    }
    
    .nav-item {
        justify-content: center;
        padding: var(--space-md);
        border-radius: var(--radius-md);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .main-content {
        padding: var(--space-lg);
    }
    
    .sidebar-panel {
        padding: var(--space-lg);
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .article-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-info {
        text-align: center;
    }
    
    .comment-form-content {
        grid-template-columns: 1fr;
    }
    
    .comments-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .comment-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .error-code {
        font-size: 6rem;
    }
    
    .error-title {
        font-size: 2rem;
    }
    
    .error-description {
        font-size: 1.125rem;
    }
    
    .error-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .error-button {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .content-container {
        padding: 0 var(--space-md);
    }
    
    .main-content,
    .sidebar-panel {
        padding: var(--space-md);
    }
    
    .page-title {
        font-size: 1.75rem;
    }
    
    .article-title {
        font-size: 1.75rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .posts-container {
        grid-template-columns: 1fr;
    }
    
    .post-item {
        margin-bottom: var(--space-lg);
    }
    
    .error-code {
        font-size: 4rem;
    }
    
    .error-title {
        font-size: 1.75rem;
    }
    
    .error-description {
        font-size: 1rem;
    }
    
    .error-subdescription {
        font-size: 0.9rem;
    }
    
    .error-button {
        padding: var(--space-md) var(--space-lg);
        font-size: 1rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
a:focus,
button:focus,
.nav-item:focus {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .navbar,
    .site-footer,
    .sidebar-panel {
        display: none;
    }
    
    .page-layout {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .main-content {
        box-shadow: none;
        border: none;
        padding: 0;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-primary);
    border-top: 2px solid var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* SVG Icons Alignment */
svg {
    vertical-align: middle;
    display: inline-block;
}

/* 404 Error Page */
.error-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: var(--space-3xl) 0;
}

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

.error-visual {
    margin-bottom: var(--space-3xl);
    position: relative;
}

.error-code {
    font-size: 8rem;
    font-weight: 900;
    background: var(--accent-gradient-triple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-lg);
    text-shadow: 0 0 30px rgba(139, 92, 246, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.error-icon {
    font-size: 3rem;
    opacity: 0.7;
    animation: float 3s ease-in-out infinite;
}

.error-text {
    margin-bottom: var(--space-3xl);
}

.error-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.error-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.error-subdescription {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.error-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.error-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-2xl);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: none;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    min-width: 200px;
    justify-content: center;
}

.error-button.primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}

.error-button.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-slow);
}

.error-button.primary:hover::before {
    left: 100%;
}

.error-button.primary:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow-orange);
}

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

.error-button.secondary:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.button-icon {
    font-size: 1.25rem;
    transition: var(--transition-fast);
}

.error-button:hover .button-icon {
    transform: scale(1.1);
}

.button-text {
    font-weight: 600;
}

/* Error page animations */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }
.mb-6 { margin-bottom: var(--space-2xl); }

.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }
.mt-6 { margin-top: var(--space-2xl); }

.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }
.p-6 { padding: var(--space-2xl); }

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

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

/* Table styles */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

table thead {
    background-color: var(--color-gray-50);
}

table th,
table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
    font-size: 14px;
    line-height: 1.5;
}

table th {
    font-weight: 600;
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
}

table td {
    color: var(--color-gray-700);
}

table tbody tr:hover {
    background-color: var(--color-gray-25);
}

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

/* Mobile table styles */
@media (max-width: 768px) {
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
        margin: 16px 0;
        border-radius: var(--radius-sm);
    }
    
    table thead,
    table tbody,
    table tr {
        display: block;
    }
    
    table thead {
        display: none;
    }
    
    table tbody tr {
        display: block;
        margin-bottom: 16px;
        padding: 16px;
        background-color: var(--color-white);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--color-gray-200);
    }
    
    table tbody tr:last-child {
        margin-bottom: 0;
    }
    
    table td {
        display: block;
        padding: 8px 0;
        border: none;
        text-align: left;
        white-space: normal;
        font-size: 14px;
    }
    
    table td:before {
        content: attr(data-label) ": ";
        font-weight: 600;
        color: var(--color-gray-900);
        display: inline-block;
        width: 120px;
        margin-right: 8px;
    }
}

/* List styles */
ul, ol {
    margin: 16px 0;
    padding-left: 24px;
    line-height: 1.6;
}

ul {
    list-style-type: disc;
}

ol {
    list-style-type: decimal;
}

li {
    margin-bottom: 8px;
    color: var(--color-gray-700);
    font-size: 16px;
    line-height: 1.6;
}

li:last-child {
    margin-bottom: 0;
}

/* Nested lists */
ul ul, ol ol, ul ol, ol ul {
    margin: 8px 0;
    padding-left: 20px;
}

ul ul {
    list-style-type: circle;
}

ul ul ul {
    list-style-type: square;
}

/* List with custom styling for content */
.simple-content ul,
.simple-content ol {
    margin: 20px 0;
    padding-left: 28px;
}

.simple-content li {
    margin-bottom: 12px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-gray-800);
}

.simple-content li strong {
    color: var(--color-gray-900);
    font-weight: 600;
}

/* Mobile list styles */
@media (max-width: 768px) {
    ul, ol {
        padding-left: 20px;
        margin: 12px 0;
    }
    
    li {
        font-size: 15px;
        margin-bottom: 6px;
    }
    
    .simple-content ul,
    .simple-content ol {
        padding-left: 24px;
        margin: 16px 0;
    }
    
    .simple-content li {
        font-size: 15px;
        margin-bottom: 10px;
    }
}