/* Modern SaaS + AI Website */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Neon Cyan & Electric Blue Color Palette */
    --primary: #06b6d4;
    --primary-light: #22d3ee;
    --primary-dark: #0891b2;
    --accent: #0ea5e9;
    --accent-light: #38bdf8;
    --charcoal: #0f172a;
    --charcoal-light: #1e293b;
    --charcoal-dark: #020617;
    
    /* Dark theme colors */
    --bg-dark: #020617;
    --bg-secondary: #0f172a;
    --bg-card: #1e293b;
    --text-primary: #ffffff;
    --text-secondary: #e2e8f0;
    --text-muted: #94a3b8;
    
    /* Neon Cyan & Electric Blue Gradients */
    --gradient-primary: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    --gradient-ai: linear-gradient(135deg, #22d3ee 0%, #06b6d4 50%, #0e7490 100%);
    --gradient-tech: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    --gradient-data: linear-gradient(135deg, #7dd3fc 0%, #22d3ee 100%);
    --gradient-hero: linear-gradient(135deg, #22d3ee 0%, #06b6d4 50%, #0891b2 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    
    /* Shadows with cyan-blue glow effects */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);
    --glow-primary: 0 0 20px rgba(6, 182, 212, 0.4);
    --glow-ai: 0 0 30px rgba(34, 211, 238, 0.5);
    --glow-tech: 0 0 25px rgba(14, 165, 233, 0.4);
    
    /* Animations */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 600;
}

p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

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

.text-center { text-align: center; }
.text-large { font-size: 1.25rem; }

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(16, 185, 129, 0.2);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav.scrolled {
    background: rgba(17, 24, 39, 0.98);
}

/* Enhanced logo scroll effects */
.nav.scrolled .logo-img {
    height: 36px;
    transition: height 0.3s ease;
}

.nav.scrolled .logo-text {
    font-size: 1.4rem;
    transition: font-size 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Responsive Logo Implementation - Option 3 */
.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: transform 0.2s ease;
}

.logo-text {
    background: var(--gradient-ai);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    font-size: 1.5rem;
}

/* Mobile responsive logo */
@media (max-width: 480px) {
    .logo-text {
        display: none; /* Hide text on small screens, show only logo */
    }
    .logo-img {
        height: 32px;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-xl);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: rgba(16, 185, 129, 0.1);
    box-shadow: var(--glow-primary);
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-ai);
    transition: var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 80%;
}

/* Highlighted App Link */
.nav-link-highlighted {
    background: var(--gradient-primary) !important;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    box-shadow: var(--glow-primary) !important;
    animation: pulseGlow 2s ease-in-out infinite;
}

.nav-link-highlighted:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.6) !important;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(6, 182, 212, 0.6);
    }
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gradient-ai);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* Optimized Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--bg-dark);
    overflow: hidden;
    will-change: transform;
    backface-visibility: hidden;
    transform: translate3d(0, 0, 0); /* Force GPU layer */
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at top left, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(52, 211, 153, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at center, rgba(110, 231, 183, 0.08) 0%, transparent 70%);
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(16, 185, 129, 0.8) 0%, transparent 2%),
        radial-gradient(circle at 75% 75%, rgba(52, 211, 153, 0.6) 0%, transparent 2%),
        radial-gradient(circle at 50% 50%, rgba(110, 231, 183, 0.4) 0%, transparent 2%);
    z-index: 0;
    opacity: 0.3;
    animation: twinkle 4s ease-in-out infinite alternate;
}

@keyframes twinkle {
    0% { opacity: 0.3; }
    100% { opacity: 0.6; }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
    padding: var(--space-4xl) 0;
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
    font-family: var(--font-mono);
}

.hero-subtitle::before {
    content: '> ';
    color: var(--ai-green);
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

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

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    display: block;
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-dashboard {
    position: relative;
    width: 100%;
    max-width: 500px;
    background: rgba(55, 65, 81, 0.8);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-xl), var(--glow-primary);
    will-change: transform, opacity;
    backface-visibility: hidden;
}

.dashboard-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(16, 185, 129, 0.2);
}

.dashboard-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-ai);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.dashboard-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

.dashboard-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin: 0;
}

.dashboard-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.metric {
    background: rgba(16, 185, 129, 0.1);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    font-family: var(--font-mono);
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.dashboard-chart {
    height: 120px;
    background: rgba(110, 231, 183, 0.1);
    border-radius: var(--radius-md);
    border: 1px solid rgba(110, 231, 183, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.chart-placeholder {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-align: center;
}

.dashboard-chart::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(45deg, 
        rgba(110, 231, 183, 0.3) 0%, 
        rgba(52, 211, 153, 0.2) 50%, 
        rgba(16, 185, 129, 0.3) 100%);
    clip-path: polygon(0 100%, 0 60%, 25% 40%, 50% 70%, 75% 30%, 100% 50%, 100% 100%);
    animation: chartGlow 3s ease-in-out infinite alternate;
}

@keyframes chartGlow {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

/* Optimized chart animation */
.chart-animated::before {
    animation: chartGlow 3s ease-in-out infinite alternate, 
               chartPulse 2s ease-in-out infinite alternate;
}

@keyframes chartPulse {
    0% { transform: scaleY(0.95); }
    100% { transform: scaleY(1.05); }
}

/* Analytics Charts */
.analytics-full-width {
    width: 100%;
    margin-top: var(--space-xl);
}

.analytics-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.analytics-row:last-child {
    margin-bottom: 0;
}

.chart-section {
    background: rgba(30, 41, 59, 0.5);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.chart-full {
    grid-column: 1 / -1; /* Spans all columns */
}

/* Category Bars */
.category-bars {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.category-bar-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.category-bar-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.category-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.category-value {
    margin-left: auto;
    font-weight: 600;
    color: var(--text-primary);
}

.category-bar-track {
    height: 8px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.category-bar-fill {
    height: 100%;
    border-radius: 4px;
    opacity: 0;
    animation: fillBar 1s ease-out forwards;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.category-percent {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

@keyframes fillBar {
    from {
        width: 0 !important;
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Mini Category Chart */
.mini-category-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.mini-category-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

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

.mini-category-name {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.mini-category-amount {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1rem;
}

.mini-progress-bar {
    height: 12px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 6px;
    overflow: hidden;
}

.mini-progress-fill {
    height: 100%;
    border-radius: 6px;
    animation: fillBar 1s ease-out forwards;
    box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
}

/* Bar Chart */
.bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 200px;
    padding: var(--space-md) 0;
    gap: var(--space-md);
}

.bar-chart-tall {
    height: 260px;
}

.bar-chart-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.bar-column {
    width: 100%;
    height: 160px;
    display: flex;
    align-items: flex-end;
}

.bar-chart-tall .bar-column {
    height: 220px;
}

.bar-fill {
    width: 100%;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    position: relative;
    opacity: 0;
    animation: growBar 1s ease-out forwards;
    box-shadow: 0 -4px 20px rgba(6, 182, 212, 0.3);
    transition: var(--transition-normal);
}

.bar-fill:hover {
    box-shadow: 0 -4px 30px rgba(6, 182, 212, 0.5);
    transform: scaleY(1.05);
}

.bar-tooltip {
    position: absolute;
    top: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.bar-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

@keyframes growBar {
    from {
        height: 0;
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Time Series Chart */
.time-series-chart {
    position: relative;
}

.time-series-grid {
    height: 120px;
    position: relative;
    background: 
        linear-gradient(to bottom, transparent 0%, transparent 25%, rgba(6, 182, 212, 0.05) 25%, rgba(6, 182, 212, 0.05) 25.5%, transparent 25.5%),
        linear-gradient(to bottom, transparent 0%, transparent 50%, rgba(6, 182, 212, 0.05) 50%, rgba(6, 182, 212, 0.05) 50.5%, transparent 50.5%),
        linear-gradient(to bottom, transparent 0%, transparent 75%, rgba(6, 182, 212, 0.05) 75%, rgba(6, 182, 212, 0.05) 75.5%, transparent 75.5%);
}

.time-series-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.animated-line {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawLine 2s ease-out forwards;
}

@keyframes drawLine {
    to {
        stroke-dashoffset: 0;
    }
}

.line-dot {
    opacity: 0;
    animation: fadeInDot 0.5s ease-out forwards;
}

@keyframes fadeInDot {
    to {
        opacity: 1;
    }
}

.time-series-labels {
    display: flex;
    justify-content: space-between;
    margin-top: var(--space-md);
    padding: 0 var(--space-sm);
}

.time-series-labels span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.time-series-legend {
    display: flex;
    gap: var(--space-lg);
    margin-top: var(--space-md);
    justify-content: center;
}

.legend-item-inline {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legend-line {
    width: 24px;
    height: 3px;
    border-radius: 2px;
}

/* Insights */
.insights-section {
    background: rgba(30, 41, 59, 0.5);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.insight-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(6, 182, 212, 0.05);
    border-radius: var(--radius-md);
    border: 1px solid rgba(6, 182, 212, 0.1);
    transition: var(--transition-normal);
}

.insight-card:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateX(4px);
}

.insight-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.insight-icon i {
    width: 20px;
    height: 20px;
    color: white;
}

.insight-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-size: 0.9rem;
}

.insight-text {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.4;
}

.insight-animate {
    opacity: 0;
    animation: slideInRight 0.6s ease-out forwards;
}

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

/* Responsive Analytics */
@media (max-width: 968px) {
    .analytics-row {
        grid-template-columns: 1fr;
    }
    
    .insights-grid {
        grid-template-columns: 1fr;
    }
    
    .bar-chart {
        height: 180px;
    }
    
    .bar-chart-tall {
        height: 200px;
    }
    
    .bar-column {
        height: 140px;
    }
    
    .bar-chart-tall .bar-column {
        height: 160px;
    }
    
    .chart-full {
        grid-column: 1;
    }
    
    .mini-category-chart {
        gap: var(--space-md);
    }
    
    .home-charts-preview {
        grid-template-columns: 1fr;
    }
    
    .home-bar-chart {
        height: 120px;
    }
    
    .home-bar-column {
        height: 90px;
    }
}

/* Optimized Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    will-change: transform, box-shadow;
    backface-visibility: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-ai);
    color: var(--text-primary);
    box-shadow: var(--shadow-lg), var(--glow-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--glow-ai);
}

.btn-secondary {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--glow-tech);
}

/* Featured Section */
.featured {
    padding: var(--space-4xl) 0;
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at center top, rgba(16, 185, 129, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse at center bottom, rgba(52, 211, 153, 0.08) 0%, transparent 60%);
    z-index: 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
    position: relative;
    z-index: 1;
}

.section-title {
    margin-bottom: var(--space-lg);
}

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

.feature-showcase {
    position: relative;
    z-index: 1;
    background: rgba(55, 65, 81, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--space-3xl);
    box-shadow: var(--shadow-xl), var(--glow-primary);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-data);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--glow-tech);
}

.feature-info h3 {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.feature-badge {
    background: var(--gradient-tech);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
    margin-bottom: var(--space-md);
}

.feature-description {
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.feature-item {
    background: rgba(16, 185, 129, 0.05);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(16, 185, 129, 0.2);
    transition: var(--transition-normal);
    will-change: transform, box-shadow;
    backface-visibility: hidden;
}

.feature-item:hover {
    background: rgba(16, 185, 129, 0.1);
    transform: translate3d(0, -4px, 0);
    box-shadow: var(--glow-primary);
}

.feature-item-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-ai);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
    box-shadow: var(--glow-primary);
}

.feature-item h4 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.feature-item p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin: 0;
}

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

/* Pricing Highlight Section */
.pricing-highlight {
    margin: var(--space-4xl) 0;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
    border: 2px solid rgba(6, 182, 212, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    position: relative;
    overflow: hidden;
}

.pricing-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at top left, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(16, 185, 129, 0.15) 0%, transparent 50%);
    z-index: 0;
    pointer-events: none;
}

.pricing-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--space-xl);
    box-shadow: var(--glow-primary);
    position: relative;
    z-index: 1;
}

.pricing-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-2xl);
    position: relative;
    z-index: 1;
}

.pricing-main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-xl);
    background: rgba(30, 41, 59, 0.6);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.pricing-header {
    margin-bottom: var(--space-xl);
}

.pricing-amount {
    display: flex;
    align-items: baseline;
    gap: var(--space-xs);
}

.pricing-currency {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.pricing-value {
    font-size: 4.5rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.pricing-period {
    font-size: 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    padding: var(--space-xl);
    background: rgba(30, 41, 59, 0.6);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.pricing-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.pricing-feature strong {
    color: var(--text-primary);
}

.pricing-cta {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(6, 182, 212, 0.2);
}

/* About Section */
.about {
    padding: var(--space-4xl) 0;
    background: rgba(55, 65, 81, 0.3);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at left, rgba(52, 211, 153, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse at right, rgba(110, 231, 183, 0.08) 0%, transparent 60%);
    z-index: 0;
}

.about-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    margin-bottom: var(--space-xl);
}

.about-content p {
    font-size: 1.25rem;
    margin-bottom: var(--space-2xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.stat {
    text-align: center;
    padding: var(--space-xl);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    will-change: transform, box-shadow;
    backface-visibility: hidden;
}

.stat:hover {
    transform: translate3d(0, -4px, 0);
    box-shadow: var(--glow-primary);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-ai);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    margin-bottom: var(--space-sm);
    font-family: var(--font-mono);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Home Page Charts Preview */
.home-charts-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.home-chart-card {
    background: rgba(30, 41, 59, 0.5);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
    transition: var(--transition-normal);
}

.home-chart-card:hover {
    border-color: rgba(6, 182, 212, 0.4);
    box-shadow: var(--glow-primary);
}

.home-category-bars {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.home-category-item {
    display: flex;
    flex-direction: column;
}

/* Home Bar Chart */
.home-bar-chart {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 140px;
    gap: var(--space-sm);
}

.home-bar-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.home-bar-column {
    width: 100%;
    height: 110px;
    display: flex;
    align-items: flex-end;
}

.home-bar-fill {
    width: 100%;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    position: relative;
    opacity: 0;
    animation: growBar 1s ease-out forwards;
    box-shadow: 0 -4px 15px rgba(6, 182, 212, 0.3);
    transition: var(--transition-normal);
}

.home-bar-fill:hover {
    box-shadow: 0 -4px 25px rgba(6, 182, 212, 0.5);
    transform: scaleY(1.05);
}

.home-bar-value {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
}

.home-bar-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* CTA Section */
.cta {
    padding: var(--space-4xl) 0;
    background: var(--gradient-hero);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at center, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    z-index: 0;
}

.cta .container {
    position: relative;
    z-index: 1;
}

.cta h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-lg);
}

.cta p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
}

.cta .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Products Page Styles */
.products-header {
    padding: calc(80px + var(--space-3xl)) 0 var(--space-2xl);
    background: var(--bg-dark);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.products-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at center top, rgba(16, 185, 129, 0.1) 0%, transparent 60%),
        radial-gradient(ellipse at center bottom, rgba(52, 211, 153, 0.08) 0%, transparent 60%);
    z-index: 0;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--space-lg);
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.demo-section {
    background: rgba(55, 65, 81, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    margin: var(--space-2xl) 0;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.demo-section h4 {
    text-align: center;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

/* Footer */
.footer {
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: var(--bg-secondary);
    border-top: 1px solid rgba(16, 185, 129, 0.2);
}

.footer p {
    color: var(--text-muted);
    margin: 0;
    font-size: 0.875rem;
}

.footer h4 {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    font-weight: 600;
}

.footer a:hover {
    color: var(--primary) !important;
}

@media (max-width: 768px) {
    .footer {
        padding: var(--space-2xl) 0 var(--space-xl);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(17, 24, 39, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: var(--space-lg) 0;
        border-bottom: 1px solid rgba(16, 185, 129, 0.2);
        box-shadow: var(--shadow-lg);
        z-index: 999;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: var(--space-lg) var(--space-xl);
        text-align: center;
        width: 100%;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .pricing-features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-value {
        font-size: 3.5rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    
    .dashboard-metrics {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-md);
    }
}

/* Utility Classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}



/* Ensure Lucide icons inherit colors properly */
[data-lucide] {
    color: currentColor;
}

.btn-primary .btn-icon {
    stroke: currentColor;
}

.btn-secondary .btn-icon {
    stroke: currentColor;
}