/* Open Accessible - Main Styles */
:root {
    --color-bg: #0f1419;
    --color-surface: #1a2332;
    --color-surface-elevated: #243044;
    --color-text: #e6edf3;
    --color-text-muted: #8b949e;
    --color-accent: #2d7ff9;
    --color-accent-hover: #4d93fa;
    --color-success: #3fb950;
    --color-border: #30363d;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    padding: 12px 20px;
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    z-index: 9999;
    transition: top 0.2s ease;
}
.skip-link:focus {
    top: 16px;
    outline: 3px solid var(--color-text);
    outline-offset: 2px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 20, 25, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: 1.25rem;
}
.logo img {
    border-radius: 8px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 8px;
    align-items: center;
}

.main-nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: color 0.2s, background 0.2s;
}
.main-nav a:hover,
.main-nav a:focus-visible {
    color: var(--color-text);
    background: var(--color-surface-elevated);
}
.main-nav a:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--color-text);
}
.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: currentColor;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
}
.btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}
.btn-primary {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}
.btn-primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}
.btn-outline {
    background: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-outline:hover {
    border-color: var(--color-text-muted);
    background: var(--color-surface-elevated);
}
.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

/* Hero */
.hero {
    padding: 80px 0 100px;
}
.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 14px;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.hero h1 {
    font-size: clamp(2.25rem, 4vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin: 0 0 20px;
    letter-spacing: -0.02em;
}

.hero-lead {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin: 0 0 32px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-code {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 20px;
}
.hero-code code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    word-break: break-all;
}

.hero-visual {
    display: flex;
    justify-content: center;
}
.widget-preview {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius);
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow);
    max-width: 320px;
}
.widget-preview img {
    display: block;
    margin: 0 auto 16px;
    border-radius: 50%;
}
.widget-preview p {
    color: var(--color-text-muted);
    margin: 0 0 20px;
}
.widget-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.widget-features span {
    padding: 6px 12px;
    background: var(--color-surface-elevated);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Features */
.features {
    padding: 100px 0;
    background: var(--color-surface);
}
.features h2 {
    text-align: center;
    font-size: 2.25rem;
    margin: 0 0 16px;
}
.section-lead {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 1.125rem;
    margin: 0 0 48px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.feature-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px;
    transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-2px);
}
.feature-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: 16px;
    color: var(--color-accent);
}
.feature-card h3 {
    font-size: 1.25rem;
    margin: 0 0 8px;
}
.feature-card p {
    color: var(--color-text-muted);
    margin: 0;
    font-size: 0.9375rem;
}

/* Pricing */
.pricing {
    padding: 100px 0;
}
.pricing h2 {
    text-align: center;
    font-size: 2.25rem;
    margin: 0 0 16px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}
.pricing-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px;
    position: relative;
    display: flex;
    flex-direction: column;
}
.pricing-card.featured {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 1px var(--color-accent);
}
.pricing-card .badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-accent);
    color: white;
    border: none;
}
.pricing-card h3 {
    font-size: 1.5rem;
    margin: 0 0 8px;
}
.price {
    font-size: 1.5rem;
    margin-bottom: 16px;
    color: var(--color-text-muted);
}
.price .amount {
    font-weight: 700;
    color: var(--color-text);
    font-size: 2rem;
}
.pricing-card > p {
    color: var(--color-text-muted);
    margin: 0 0 24px;
    font-size: 0.9375rem;
}
.pricing-card ul {
    list-style: none;
    margin: 0 0 32px;
    padding: 0;
    flex: 1;
}
.pricing-card li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}
.pricing-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}
.pricing-card .btn {
    width: 100%;
}

/* Docs preview */
.docs-preview {
    padding: 80px 0;
    background: var(--color-surface);
}
.docs-preview h2 {
    text-align: center;
    margin: 0 0 32px;
}
.code-block {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}
.code-block pre {
    margin: 0;
    padding: 24px;
    overflow-x: auto;
}
.code-block code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text);
}

/* CTA */
.cta {
    padding: 80px 0;
    text-align: center;
}
.cta h2 {
    margin: 0 0 16px;
}
.cta p {
    color: var(--color-text-muted);
    margin: 0 0 24px;
}
.cta a {
    color: var(--color-accent);
}

/* Footer */
.site-footer {
    padding: 60px 0 32px;
    border-top: 1px solid var(--color-border);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-grid h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin: 0 0 16px;
}
.footer-grid ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-grid li {
    margin-bottom: 8px;
}
.footer-grid a {
    color: var(--color-text-muted);
    text-decoration: none;
}
.footer-grid a:hover {
    color: var(--color-accent);
}
.logo-small {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 600;
    margin-bottom: 12px;
}
.footer-grid > div:first-child p {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
    margin: 0;
}
.muted {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.copyright {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.main-nav.open {
    display: flex !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
}
.main-nav.open ul {
    flex-direction: column;
}

@media (max-width: 900px) {
    .main-nav { display: none; }
    .mobile-menu-btn { display: flex; }
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-lead { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 600px) {
    .hero-actions {
        flex-direction: column;
    }
    .hero-actions .btn { width: 100%; }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}