:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --secondary: #10B981;
    --dark: #1F2937;
    --light: #F9FAFB;
    --gray: #6B7280;
    --light-gray: #E5E7EB;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
}

/* Layout Improvements */
.max-w-screen-xl {
    max-width: 1280px;
}

/* Hero Section */
.hero {
    padding-top: 8rem;
    padding-bottom: 6rem;
    background: linear-gradient(135deg, #F9FAFB 0%, #E5E7EB 100%);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.feature-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
}

/* Footer */
.footer {
    background: var(--dark);
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer a {
    transition: color 0.2s ease;
}

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

/* Responsive Adjustments */
@media (max-width: 768px) {
    .hero {
        padding-top: 6rem;
        padding-bottom: 4rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }