/* Common CSS Variables and Reset */
:root {
    /* Color Palette */
    --primary-bg: #0F172A;
    --soft-contrast: #1E293B;
    --accent-green: #10B981;
    --highlight-blue: #3B82F6;
    --gaming-purple: #A855F7;
    --devops-orange: #F97316;
    --neutral-text: #F1F5F9;
    --muted-text: #94A3B8;
    
    /* Section Background */
    --teal-bg: rgba(13, 99, 99, 0.6);
    
    /* Typography */
    --font-heading: 'JetBrains Mono', monospace;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;
    
    /* Animation */
    --transition-speed: 0.3s;
    
    /* Header */
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height, 70px); /* Offset for fixed header, fallback if var undefined */
}

body {
    font-family: var(--font-body);
    background-color: var(--primary-bg);
    color: var(--neutral-text);
    line-height: 1.6;
    overflow-x: hidden;
    padding-top: 0; /* No padding needed as hero takes full viewport height */
}

a {
    color: var(--neutral-text);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-xl);
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--accent-green);
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: var(--spacing-md);
}

/* Footer */
.footer {
    background-color: var(--soft-contrast);
    padding: var(--spacing-lg) 0;
    text-align: center;
    margin-top: var(--spacing-xl);
}

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

/* Button Styles */
.cta-button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    transition: all var(--transition-speed) ease;
}

.cta-button.green {
    background-color: var(--accent-green);
    color: #fff;
}

.cta-button.blue {
    background-color: var(--highlight-blue);
    color: #fff;
}

.cta-button.purple {
    background-color: var(--gaming-purple);
    color: #fff;
}

.cta-button.orange {
    background-color: var(--devops-orange);
    color: #fff;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    color: #fff;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Settings */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    h3 {
        font-size: 1.3rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
}