/* Critical CSS for above-the-fold content - Core Web Vitals optimization */
/* This file contains only essential styles for the hero section and navigation */
/* Minimized and optimized for fastest LCP */

/* Font loading optimization - Using Google Fonts CDN */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --primary: #8B5CF6;
    --primary-dark: #7C3AED;
    --primary-light: #A855F7;
    --charcoal: #1a1a1a;
    --gray-medium: #666666;
    --gray-light: #f8fafc;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
}

/* Essential navigation styles */
nav {
    position: fixed;
    width: 100%;
    z-index: 30;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Critical hero section styles */
.hero-section {
    padding-top: 8rem;
    padding-bottom: 5rem;
    background-color: var(--gray-light);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

/* Essential gradient text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* Critical button styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    padding: var(--space-sm) var(--space-lg);
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
    transition: transform 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(139, 92, 246, 0.4);
}

/* Essential typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--charcoal);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--charcoal);
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Critical form styles */
.form-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: white;
    font-family: 'Inter', sans-serif;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
}

/* Container for above-fold content */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Mobile critical styles */
@media (max-width: 768px) {
    .hero-section {
        padding-top: 6rem;
        padding-bottom: 3rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .container {
        padding: 0 1rem;
    }
}

/* Preload critical elements */
.pulse-glow {
    animation: pulse-glow 3s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
    from {
        box-shadow: 0 0 20px rgba(139, 92, 246, 0.3);
    }
    to {
        box-shadow: 0 0 40px rgba(139, 92, 246, 0.6);
    }
}