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

:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --dark-bg: #0f172a;
    --light-bg: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --success: #10b981;
    --warning: #f59e0b;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-radius: 12px;
    --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: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: #ffffff;
}

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

/* Navigation */
.navbar {
    background: var(--dark-bg);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-brand .logo {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    text-align: center;
    padding: 6rem 0;
}

.hero-logo {
    max-width: 200px;
    margin-bottom: 2rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.tagline {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--light-bg);
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--gray-900);
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}

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

.feature-card code {
    background: var(--gray-100);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
}

/* Quick Start Section */
.quickstart {
    padding: 6rem 0;
}

.quickstart h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.install-section,
.example-section {
    margin-bottom: 3rem;
}

.install-section h3,
.example-section h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.code-block {
    background: var(--gray-900);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    overflow-x: auto;
    box-shadow: var(--shadow-md);
    margin: 1rem 0;
}

.code-block pre {
    margin: 0;
    color: #e2e8f0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.95rem;
    line-height: 1.6;
}

.code-block code {
    font-family: 'JetBrains Mono', monospace;
}

.code-note {
    color: var(--text-secondary);
    font-style: italic;
    margin-top: 0.5rem;
}

.feature-highlight {
    background: linear-gradient(135deg, #ecfdf5 0%, #f0fdf4 100%);
    border-left: 4px solid var(--success);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.feature-highlight h3 {
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.feature-highlight ul {
    list-style: none;
    padding-left: 0;
}

.feature-highlight ul li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.feature-highlight ul li::before {
    content: "✓ ";
    color: var(--success);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Widgets Preview Section */
.widgets-preview {
    padding: 6rem 0;
    background: var(--light-bg);
}

.widgets-preview h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

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

.widget-list-single {
    background: white;
    padding: 2rem 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.widget-list-single h3 {
    font-size: 1.25rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.widget-list-single h3:first-child {
    margin-top: 0;
}

.widget-list-single ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.widget-list-single ul li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-200);
}

.widget-list-single ul li:last-child {
    border-bottom: none;
}

.widget-category {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.widget-category h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.widget-category ul {
    list-style: none;
    padding: 0;
}

.widget-category ul li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.widget-category code {
    background: var(--gray-100);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
    color: var(--primary-color);
    font-weight: 500;
}

.cta-section {
    text-align: center;
    margin-top: 3rem;
}

/* Persistence Section */
.persistence-section {
    padding: 6rem 0;
}

.persistence-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.two-column {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.column h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.priority-info {
    background: var(--gray-100);
    padding: 2rem;
    border-radius: var(--border-radius);
    margin-top: 2rem;
}

.priority-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.priority-info ol {
    padding-left: 1.5rem;
}

.priority-info ol li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.priority-info code {
    background: white;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9em;
}

/* CLI Section */
.cli-section {
    padding: 6rem 0;
    background: var(--light-bg);
}

.cli-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-note {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 1.5rem;
}

/* Help Section */
.help-section {
    padding: 6rem 0;
}

.help-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.resource-card {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.resource-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
}

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

.resource-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.resource-card a:hover {
    color: var(--secondary-color);
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: white;
    text-align: center;
    padding: 2rem 0;
}

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

.footer a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .two-column {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 1rem;
    }
}