:root {
    --color-bg: #0a0a0a;
    --color-surface: #141414;
    --color-text: #f5f5f5;
    --color-text-secondary: #a0a0a0;
    --color-primary: #4da6ff;
    --color-primary-dark: #3399ff;
    --color-accent: #1a1a1a;
    --color-border: #2a2a2a;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --max-width: 1200px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3 {
    line-height: 1.2;
    font-weight: 600;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-family: 'New York', 'Lora', Georgia, serif;
}

h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    margin-bottom: var(--spacing-sm);
    font-family: 'New York', 'Lora', Georgia, serif;
}

h3 {
    font-size: 1.125rem;
    font-family: 'New York', 'Lora', Georgia, serif;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-primary {
    background-color: #3131BD;
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent 0%,
        transparent 40%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 60%,
        transparent 100%
    );
    animation: glimmer 3s ease-in-out infinite;
}

@keyframes glimmer {
    0% {
        left: -100%;
    }
    50%, 100% {
        left: 100%;
    }
}

.btn-primary:hover {
    background-color: #3939d4;
    color: white;
}

.btn-secondary {
    background-color: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-accent);
    color: var(--color-text);
    border-color: var(--color-text-secondary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.hero {
    background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg) 100%);
    min-height: 90vh;
    display: flex;
    flex-direction: column;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    font-family: 'New York', 'Lora', Georgia, serif;
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-links a {
    color: var(--color-text-secondary);
    font-weight: 500;
}

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

.nav-github {
    display: flex;
    align-items: center;
}

.nav-github svg {
    transition: transform 0.2s ease;
}

.nav-github:hover svg {
    transform: scale(1.1);
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 800px;
    margin: 0 auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-md);
    max-width: 600px;
    font-family: 'New York', 'Lora', Georgia, serif;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
}

.screenshots {
    padding: var(--spacing-lg) 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-surface) 100%);
}

.carousel {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    cursor: grab;
}

.carousel:active {
    cursor: grabbing;
}

.carousel::-webkit-scrollbar {
    display: none;
}

.carousel-track {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    min-width: min-content;
}

.carousel-track img {
    flex-shrink: 0;
    width: 260px;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    pointer-events: none;
    user-select: none;
}

.features {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-surface);
}

.features h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background-color: var(--color-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background-color: #3131BD;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    color: white;
}

.feature-card h3 {
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.getting-started {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-bg);
}

.getting-started h2 {
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.steps {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.step {
    display: flex;
    gap: var(--spacing-md);
    background-color: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    margin-bottom: var(--spacing-xs);
}

.step-content p {
    color: var(--color-text-secondary);
}

.step-content pre {
    background-color: var(--color-text);
    color: #e5e5e5;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    margin-top: var(--spacing-xs);
    overflow-x: auto;
}

.step-content code {
    font-family: 'SF Mono', 'Fira Code', 'Monaco', monospace;
    font-size: 0.875rem;
}

.architecture {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-surface);
    text-align: center;
}

.architecture h2 {
    margin-bottom: var(--spacing-xs);
}

.architecture-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    text-align: left;
}

.arch-item {
    padding: var(--spacing-md);
}

.arch-item h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.arch-item p {
    color: var(--color-text-secondary);
}

.footer {
    background-color: #000000;
    color: #f5f5f5;
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: var(--spacing-xs);
    font-family: 'New York', 'Lora', Georgia, serif;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .nav {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .nav-links {
        gap: var(--spacing-md);
        font-size: 0.875rem;
    }

    .hero-content {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
    }

    .btn {
        width: 100%;
    }

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

    .carousel-track {
        justify-content: flex-start;
        padding: var(--spacing-sm) var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .carousel-track img {
        width: 200px;
    }

    .step {
        flex-direction: column;
        text-align: center;
    }

    .step-number {
        align-self: center;
    }

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

    .footer-brand {
        max-width: 100%;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}