:root {
    /* Light theme colors - Jelly themed */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --accent-primary: #472468;  /* Grape jelly purple */
    --accent-secondary: #6b3c9b; /* Lighter jelly purple */
    --border-color: #e2e8f0;
    --card-bg: #ffffff;
    --terminal-bg: #1a1a1a;
    --terminal-text: #f0f0f0;
    
    /* Gradient colors for buttons and effects */
    --gradient-start: #472468;
    --gradient-end: #6b3c9b;

    /* Fonts */
    --title-font: 'Bebas Neue', sans-serif;
    --body-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

[data-theme="dark"] {
    /* Dark theme colors - Peanut Butter themed */
    --bg-primary: #1a202c;
    --bg-secondary: #2d3748;
    --text-primary: #f7fafc;
    --text-secondary: #e2e8f0;
    --accent-primary: #D4A373;    /* Creamy peanut butter */
    --accent-secondary: #BC8A5F;  /* Darker peanut butter */
    --border-color: #4a5568;
    --card-bg: #2d3748;
    --terminal-bg: #000000;
    --terminal-text: #f0f0f0;
    
    /* Gradient colors for buttons and effects */
    --gradient-start: #D4A373;
    --gradient-end: #BC8A5F;
}

/* Base styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--body-font);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Theme toggle */
.theme-toggle {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 1000;
}

.theme-toggle button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

.theme-toggle button:hover {
    color: var(--accent-primary);
}

[data-theme="dark"] .sun-icon,
[data-theme="light"] .moon-icon {
    display: none;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1.25rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.github-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Logo theme switching */
.logo-dark {
    display: block;
}

.logo-light {
    display: none;
}

[data-theme="dark"] .logo-dark {
    display: none;
}

[data-theme="dark"] .logo-light {
    display: block;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--title-font);
    letter-spacing: 0.5px;
}

/* Hero section */
.hero {
    padding: 4rem 0;
    background-color: var(--bg-secondary);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 400;
    line-height: 1;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
}

.primary-btn, .secondary-btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.primary-btn {
    background-color: var(--accent-primary);
    color: white;
}

.primary-btn:hover {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    transform: translateY(-2px);
}

.secondary-btn {
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
}

.secondary-btn:hover {
    background-color: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
}

/* Features section */
.features {
    padding: 6rem 0;
    background-color: var(--bg-primary);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--card-bg);
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid transparent;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
    box-shadow: 0 8px 12px rgba(71, 36, 104, 0.1);
}

[data-theme="dark"] .feature-card:hover {
    box-shadow: 0 8px 12px rgba(212, 163, 115, 0.1);
}

.feature-card h3 {
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.feature-card p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Getting Started section */
.getting-started {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.getting-started h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.installation-guide {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.terminal {
    background-color: var(--terminal-bg);
    border-radius: 0.75rem;
    overflow: hidden;
}

.terminal-header {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

.terminal-button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ff5f56;
}

.terminal-button:nth-child(2) {
    background-color: #ffbd2e;
}

.terminal-button:nth-child(3) {
    background-color: #27c93f;
}

.terminal-content {
    padding: 1.5rem;
}

.terminal-content pre {
    margin: 0;
    color: var(--terminal-text);
    font-family: 'Fira Code', monospace;
}

.quick-start {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 0.75rem;
}

.quick-start h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.quick-start ol {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.quick-start li {
    margin-bottom: 0.75rem;
}

.docs-link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.docs-link:hover {
    text-decoration: underline;
}

/* Loading placeholders */
.loading-placeholder {
    position: relative;
    background: linear-gradient(110deg, 
        var(--bg-secondary) 8%, 
        rgba(71, 36, 104, 0.1) 18%, 
        var(--bg-secondary) 33%
    );
    background-size: 200% 100%;
    animation: 1.5s shine linear infinite;
    border-radius: 0.5rem;
    overflow: hidden;
}

[data-theme="dark"] .loading-placeholder {
    background: linear-gradient(110deg, 
        var(--bg-secondary) 8%, 
        rgba(212, 163, 115, 0.1) 18%, 
        var(--bg-secondary) 33%
    );
}

.hero-image.loading-placeholder {
    width: 600px;
    height: 400px;
    margin: 0 auto;
}

.feature-icon.loading-placeholder {
    width: 64px;
    height: 64px;
}

@keyframes shine {
    to {
        background-position-x: -200%;
    }
}

/* Image loading */
.hero-image img, .feature-icon img {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.hero-image img.loaded, .feature-icon img.loaded {
    opacity: 1;
}

/* Footer */
footer {
    background-color: var(--bg-secondary);
    padding: 4rem 0;
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-meta {
    text-align: center;
    color: var(--text-secondary);
}

.footer-meta p {
    margin: 0.5rem 0;
}

/* Responsive design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .cta-buttons {
        justify-content: center;
    }

    .installation-guide {
        grid-template-columns: 1fr;
    }

    .nav-links {
        display: none;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

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

.hero-content, .feature-card, .installation-guide {
    animation: fadeIn 0.6s ease-out;
}