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

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --background: #ffffff;
    --surface: #f8fafc;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --code-bg: #1e293b;
    --code-text: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--background);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0 6rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)" /></svg>');
    opacity: 0.5;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    opacity: 0.95;
}

.description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.7;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: white;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Demo Window */
.demo-window {
    background: var(--code-bg);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.window-header {
    background: #334155;
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #64748b;
}

.window-content {
    padding: 1.5rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.widget-preview {
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    border-radius: 0.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--code-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: var(--surface);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.2s, box-shadow 0.2s;
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

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

/* Tech Stack Section */
.tech-stack {
    padding: 5rem 0;
    background: white;
}

.tech-stack h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.tech-item {
    background: var(--surface);
    padding: 1.5rem;
    border-radius: 0.5rem;
    border: 2px solid var(--border-color);
    text-align: center;
}

.tech-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.tech-item p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.minimal-deps {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    text-align: center;
    margin-top: 2rem;
}

/* Quick Start Section */
.quick-start {
    padding: 5rem 0;
    background: var(--surface);
}

.quick-start h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.quick-start-content {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    background: var(--primary-color);
    color: white;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.code-block {
    background: var(--code-bg);
    color: var(--code-text);
    padding: 1.25rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin-top: 0.75rem;
}

.code-block code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    white-space: pre;
    display: block;
}

.inline-code {
    background: var(--surface);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.875rem;
    color: var(--primary-color);
}

/* Deployment Section */
.deployment {
    padding: 5rem 0;
    background: white;
}

.deployment h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section-intro {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 3rem;
}

.deployment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.deployment-card {
    background: var(--surface);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 2px solid var(--border-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.deployment-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.deployment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.deployment-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.badge {
    background: var(--success-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.deployment-card > p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.deployment-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.deployment-card ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.deployment-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.deploy-btn {
    display: inline-block;
    width: 100%;
    padding: 0.75rem;
    background: var(--primary-color);
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: background 0.2s;
}

.deploy-btn:hover {
    background: var(--primary-hover);
}

.deployment-note {
    background: #fef3c7;
    border-left: 4px solid var(--warning-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
    margin-top: 2rem;
}

.deployment-note p {
    color: #92400e;
}

.deployment-note a {
    color: #b45309;
    text-decoration: underline;
}

/* Configuration Section */
.configuration {
    padding: 5rem 0;
    background: var(--surface);
}

.configuration h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.config-content {
    max-width: 800px;
    margin: 0 auto;
}

.config-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    margin-top: 2rem;
    color: var(--text-primary);
}

.config-content h3:first-child {
    margin-top: 0;
}

.config-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.config-content ul {
    list-style: none;
    padding-left: 0;
}

.config-content ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.config-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Architecture Section */
.architecture {
    padding: 5rem 0;
    background: white;
}

.architecture h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
}

.architecture-content {
    max-width: 900px;
    margin: 0 auto;
}

.architecture-description {
    margin-top: 2rem;
}

.architecture-description h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.architecture-description p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Footer */
.footer {
    background: var(--code-bg);
    color: var(--code-text);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--code-text);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: var(--text-secondary);
}

.footer-bottom a {
    color: var(--code-text);
    text-decoration: none;
}

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

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
    }

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

    .tagline {
        font-size: 1.25rem;
    }

    .features h2,
    .tech-stack h2,
    .quick-start h2,
    .deployment h2,
    .configuration h2,
    .architecture h2 {
        font-size: 2rem;
    }

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

    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .window-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }

    .hero {
        padding: 3rem 0 4rem;
    }

    .hero-text h1 {
        font-size: 2rem;
    }

    .tagline {
        font-size: 1.125rem;
    }

    .description {
        font-size: 1rem;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .features,
    .tech-stack,
    .quick-start,
    .deployment,
    .configuration,
    .architecture {
        padding: 3rem 0;
    }

    .feature-card,
    .deployment-card {
        padding: 1.5rem;
    }

    .step {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Selection */
::selection {
    background: var(--primary-color);
    color: white;
}