:root {
    /* Color Palette */
    --bg-base: #0F172A; /* Slate 900 */
    --bg-surface: #1E293B; /* Slate 800 */
    --bg-surface-light: #334155; /* Slate 700 */
    --text-primary: #F8FAFC; /* Slate 50 */
    --text-secondary: #94A3B8; /* Slate 400 */
    
    --accent-violet: #8B5CF6;
    --accent-violet-hover: #7C3AED;
    --accent-blue: #3B82F6;
    --border-color: rgba(255, 255, 255, 0.1);

    /* Layout & Spacing */
    --container-max: 1100px;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Fonts */
    --font-main: 'Outfit', system-ui, -apple-system, sans-serif;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    -webkit-font-smoothing: antialiased;
}

/* Background Glowing Elements */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.top-glow {
    top: -200px;
    left: -200px;
}

.bottom-glow {
    bottom: 100px;
    right: -200px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

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

/* Typography Utilities */
h1, h2, h3, h4 {
    line-height: 1.2;
    font-weight: 800;
}

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

.section-heading h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.section-heading p {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
    border: none;
    font-family: var(--font-main);
}

.btn-primary {
    background: var(--accent-violet);
    color: #fff;
    box-shadow: 0 4px 14px 0 rgba(139, 92, 246, 0.39);
}

.btn-primary:hover {
    background: var(--accent-violet-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.5);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    background: var(--bg-surface-light);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-block {
    display: block;
    width: 100%;
}

/* Navbar */
.navbar {
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    margin-left: var(--space-md);
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: var(--space-xl) 0 var(--space-lg);
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: var(--space-md);
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, #FFF 0%, #94A3B8 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.hero-cta-group {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
}

/* Dashboard Mockup */
.dashboard {
    padding: var(--space-lg) 0;
}

.browser-mockup {
    background: var(--bg-surface);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.browser-header {
    background: rgba(0, 0, 0, 0.2);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
}

.dot.red { background: #FF5F56; }
.dot.yellow { background: #FFBD2E; }
.dot.green { background: #27C93F; }

.browser-address {
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.25rem 1rem;
    border-radius: 4px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: monospace;
}

/* Features */
.features {
    padding: var(--space-lg) 0;
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s ease, background 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.04);
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-violet);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Pricing */
.pricing {
    padding: var(--space-lg) 0 var(--space-xl);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-md);
    align-items: center;
}

.pricing-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card.highlighted {
    background: linear-gradient(180deg, rgba(30, 41, 59, 1) 0%, rgba(15, 23, 42, 1) 100%);
    border-color: var(--accent-violet);
    box-shadow: 0 0 30px rgba(139, 92, 246, 0.15);
    transform: scale(1.05);
}

.pricing-card.highlighted:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-tier {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.pricing-card.highlighted .pricing-tier {
    color: var(--accent-violet);
}

.pricing-cost {
    margin-bottom: 2rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-primary);
}

.period {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-left: 0.25rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.check-icon {
    color: var(--accent-violet);
    margin-right: 0.75rem;
    flex-shrink: 0;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    background: rgba(15, 23, 42, 0.9);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
}

.socials a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 1rem;
    transition: color 0.2s;
}

.socials a:hover {
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-cta-group {
        flex-direction: column;
    }
    
    .pricing-card.highlighted {
        transform: scale(1);
    }
    
    .pricing-card.highlighted:hover {
        transform: translateY(-5px);
    }
    
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}