:root {
    --color-primary: #d16197;
    --color-primary-dark: #b84d7f;
    --color-secondary: #50b6a9;
    --color-secondary-dark: #3e999f;
    --color-accent: #fff1d6;
    --color-background: #ffffff;
    --color-surface: #f8fafc;
    --color-border: #e2e8f0;
    --color-text: #0f172a;
    --color-text-light: #475569;
    --color-code-bg: #282828;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --radius: 0.5rem;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--color-text);
    background: var(--color-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.nav {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    z-index: 100;
    padding: var(--spacing-md) 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text);
    text-decoration: none;
}

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

.logo-text {
    font-family: "Fira Code", monospace;
}

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

.nav-links a {
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

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

.hero {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, #fef6e4 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-logo {
    margin-bottom: var(--spacing-xl);
}

.hero-logo-image {
    height: 140px;
    width: auto;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

.hero-features {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.badge {
    background: var(--color-secondary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
}

.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

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

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

.hero-code {
    background: var(--color-code-bg);
    border-radius: var(--radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
}

.hero-code pre {
    margin: 0;
    overflow-x: auto;
}

.hero-code code {
    font-family: "Fira Code", monospace;
    font-size: 0.9rem;
    line-height: 1.7;
    color: #e2e8f0;
}

.section {
    padding: var(--spacing-2xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

.features {
    background: var(--color-surface);
}

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

.feature-card {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

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

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
    font-weight: 600;
}

.feature-card p {
    color: var(--color-text-light);
}

.examples {
    background: var(--color-accent);
}

.example {
    margin-bottom: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.example:last-child {
    margin-bottom: 0;
}

.example h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.example pre {
    background: var(--color-code-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    overflow-x: auto;
    margin: 0;
    box-shadow: var(--shadow-sm);
}

.example code {
    font-family: "Fira Code", monospace;
    font-size: 0.9rem;
    line-height: 1.7;
    color: #e2e8f0;
}

.keyword {
    color: #d16197;
}

.string {
    color: #50b6a9;
}

.number {
    color: #e45545;
}

.function {
    color: #82aaff;
}

.param {
    color: #ffcb6b;
}

.comment {
    color: #777;
    font-style: italic;
}

.type {
    color: #3e999f;
}

.performance {
    background: var(--color-background);
}

.performance-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
}

.performance-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.highlight-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius);
    text-align: center;
    border: 2px solid var(--color-border);
    transition: all 0.2s;
}

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

.highlight-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-secondary);
    font-family: "Fira Code", monospace;
    margin-bottom: var(--spacing-xs);
}

.highlight-label {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.benchmark-images {
    display: grid;
    gap: var(--spacing-xl);
}

.benchmark-image {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

.benchmark-image:hover {
    box-shadow: var(--shadow-md);
}

.benchmark-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
}

.benchmark-image p {
    text-align: center;
    color: var(--color-text-light);
    margin: 0;
    font-size: 0.95rem;
}

.api {
    background: var(--color-surface);
}

.api-layout {
    display: flex;
    min-height: calc(100vh - 200px);
}

.api-sidebar {
    width: 250px;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
    position: sticky;
    top: 73px;
    height: calc(100vh - 73px);
    overflow-y: auto;
}

.api-nav {
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.api-nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-light);
    text-decoration: none;
    border-radius: var(--radius);
    transition: all 0.2s;
    font-weight: 500;
}

.api-nav-link:hover,
.api-nav-link.active {
    background: var(--color-background);
    color: var(--color-primary);
}

.api-content {
    flex: 1;
    padding: var(--spacing-2xl) var(--spacing-xl);
    max-width: 1000px;
}

.api-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text);
}

.api-section {
    margin-bottom: var(--spacing-2xl);
    scroll-margin-top: 100px;
}

.api-section h2 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    border-bottom: 3px solid var(--color-primary);
    padding-bottom: var(--spacing-sm);
}

.api-category {
    margin-bottom: var(--spacing-2xl);
}

.api-category:last-child {
    margin-bottom: 0;
}

.api-category h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
    border-bottom: 3px solid var(--color-primary);
    padding-bottom: var(--spacing-sm);
}

.api-list {
    display: grid;
    gap: var(--spacing-md);
}

.api-item {
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    transition: all 0.2s;
}

.api-item:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.api-signature {
    font-family: "Fira Code", monospace;
    font-size: 1rem;
    color: var(--color-primary);
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.api-item p {
    color: var(--color-text-light);
    margin: 0;
}

.comparison {
    background: var(--color-background);
}

.comparison-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table th {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
}

.comparison-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.comparison-table tr.highlight {
    background: #ffe8f3;
}

.comparison-table tr:hover {
    background: var(--color-surface);
}

.cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.cta p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

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

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

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

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.footer {
    background: var(--color-code-bg);
    color: #e2e8f0;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-section h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-section p {
    color: #94a3b8;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: var(--spacing-lg);
    text-align: center;
    color: #94a3b8;
}

@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-logo-image {
        height: 100px;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

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

    .hero-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .cta-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .performance-highlights {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }

    .api-layout {
        flex-direction: column;
    }

    .api-sidebar {
        width: 100%;
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

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