/* BlockOS Professional Design System - Generated 2026-01-28T22:46:26.753485 */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

:root {
    --color-primary: #4D7C9F;
    --color-secondary: #A1C6D7;
    --color-accent: #E89005;
    --color-base: #ffffff;
    --color-base-alt: #f8fafc;
    --color-text: #1e293b;
    --color-text-muted: #64748b;
    --color-light: #f5f5f5;
    --color-dark: #0f172a;
    --shadow-sm: 0 1px 2px 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);
    --gradient-hero: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    --transition-normal: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Inter', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-body); line-height: 1.6; color: var(--color-text); background: var(--color-base); }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* Header */
header { background: var(--color-base); box-shadow: var(--shadow-sm); position: sticky; top: 0; z-index: 100; }
header .container { display: flex; justify-content: space-between; align-items: center; padding: 1rem 1.5rem; }
header .logo { font-size: 1.5rem; font-weight: 700; color: var(--color-primary); display: flex; align-items: center; gap: 0.75rem; }
header .logo:hover { text-decoration: none; }
header .logo-img { height: 40px; width: auto; border-radius: 8px; }
header nav { display: flex; gap: 2rem; }
header nav a { color: var(--color-text); font-weight: 500; }
header nav a:hover, header nav a.active { color: var(--color-primary); text-decoration: none; }

/* Hero */
.hero { background: var(--gradient-hero); color: #fff; padding: 5rem 2rem; text-align: center; }
.hero h1 { font-size: 3rem; margin-bottom: 1rem; }
.hero p { font-size: 1.25rem; opacity: 0.9; margin-bottom: 2rem; }

/* Buttons */
.btn { display: inline-block; padding: 0.875rem 2rem; border-radius: 8px; font-weight: 600; cursor: pointer; transition: all var(--transition-normal); border: none; }
.btn-primary { background: var(--color-accent); color: #fff; }
.btn-primary:hover { background: var(--color-primary); text-decoration: none; }
.btn-outline { border: 2px solid var(--color-primary); color: var(--color-primary); background: transparent; }
.btn-outline:hover { background: var(--color-primary); color: #fff; text-decoration: none; }

/* Sections */
section { padding: 4rem 0; }
section h2 { text-align: center; font-size: 2.25rem; margin-bottom: 3rem; }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.feature-card { background: var(--color-base); padding: 2rem; border-radius: 12px; box-shadow: var(--shadow-md); text-align: center; }
.feature-icon { width: 60px; height: 60px; margin: 0 auto 1rem; background: var(--color-base-alt); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--color-primary); }
.feature-card h3 { margin-bottom: 0.5rem; }

/* Stats */
.stats-section { background: var(--color-dark); color: #fff; padding: 3rem 0; }
.stats-grid { display: flex; justify-content: center; gap: 4rem; flex-wrap: wrap; }
.stat-item { text-align: center; }
.stat-value { display: block; font-size: 2.5rem; font-weight: 700; color: var(--color-accent); }
.stat-label { opacity: 0.9; }

/* Articles */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.article-card { background: var(--color-base); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-md); }
.article-card-content { padding: 1.5rem; }
.article-card h3 { margin-bottom: 0.5rem; }
.article-card p { color: var(--color-text-muted); }

/* Testimonials */
.testimonials-section { padding: 5rem 0; background: var(--color-base-alt); }
.testimonials-section .section-header { text-align: center; margin-bottom: 3rem; }
.testimonials-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.testimonial-card { background: var(--color-base); padding: 2rem; border-radius: 16px; box-shadow: var(--shadow-md); }
.testimonial-rating { color: var(--color-primary); font-size: 1.25rem; margin-bottom: 1rem; }
.testimonial-quote { font-style: italic; line-height: 1.7; margin-bottom: 1.5rem; }
.testimonial-author { display: flex; align-items: center; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--color-base-alt); }
.testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--color-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 1.25rem; }
.testimonial-name { font-weight: 600; }
.testimonial-title { font-size: 0.875rem; color: var(--color-text-muted); }

/* Trust Badges */
.trust-badges-section { padding: 2rem 0; background: var(--color-base); border-top: 1px solid rgba(0,0,0,0.05); }
.trust-badges-title { text-align: center; font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-text-muted); margin-bottom: 1.5rem; }
.trust-badges-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem 3rem; }
.trust-badge { display: flex; align-items: center; gap: 0.75rem; }
.trust-badge-icon { color: var(--color-primary); }
.trust-badge-text strong { display: block; }
.trust-badge-text span { font-size: 0.75rem; color: var(--color-text-muted); }

/* CTA */
.cta-section { background: var(--gradient-hero); color: #fff; padding: 5rem 0; text-align: center; }
.cta-section h2 { color: #fff; }
.cta-section p { margin-bottom: 2rem; opacity: 0.9; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.contact-form .form-group { margin-bottom: 1.5rem; }
.contact-form label { display: block; margin-bottom: 0.5rem; font-weight: 500; }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; padding: 0.75rem 1rem; border: 1px solid #e2e8f0; border-radius: 8px; font-size: 1rem; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--color-primary); }
.info-card { background: var(--color-base-alt); padding: 1.5rem; border-radius: 12px; margin-bottom: 1rem; }
.info-card h3 { margin-bottom: 0.5rem; color: var(--color-primary); }

/* Map */
.map-section { padding: 4rem 0; background: var(--color-base-alt); }
.map-section h2 { text-align: center; margin-bottom: 2rem; }
.map-container { border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-lg); }

/* Footer */
footer { background: linear-gradient(180deg, var(--color-dark) 0%, #000 100%); color: #fff; padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr 1.5fr; gap: 2rem; margin-bottom: 2rem; }
.footer-brand .logo { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.5rem; }
.footer-tagline { color: rgba(255,255,255,0.7); }
.footer-links h4, .footer-contact h4, .footer-newsletter h4 { margin-bottom: 1rem; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.7); }
.footer-links a:hover { color: #fff; }
.footer-contact p { color: rgba(255,255,255,0.7); margin-bottom: 0.5rem; }
.footer-newsletter { background: rgba(255,255,255,0.05); padding: 1.5rem; border-radius: 12px; }
.footer-newsletter > p { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-bottom: 1rem; }
.newsletter-form { display: flex; gap: 0.5rem; }
.newsletter-form input { flex: 1; padding: 0.75rem 1rem; border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; background: rgba(255,255,255,0.1); color: #fff; }
.newsletter-form input::placeholder { color: rgba(255,255,255,0.5); }
.newsletter-privacy { font-size: 0.75rem; color: rgba(255,255,255,0.5); margin-top: 0.75rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.7); }
.social-links { display: flex; gap: 1rem; margin-top: 1rem; }
.social-link { color: rgba(255,255,255,0.7); }
.social-link:hover { color: #fff; }

/* Product Showcase */
.product-showcase { padding: 5rem 0; background: var(--color-base-alt); }
.product-showcase .section-header { text-align: center; margin-bottom: 3rem; }
.product-showcase .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; }
.product-card { background: var(--color-base); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-md); transition: transform var(--transition-normal), box-shadow var(--transition-normal); }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card-content { padding: 1.5rem; }
.product-category { display: inline-block; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-primary); background: rgba(77, 124, 159, 0.1); padding: 0.25rem 0.75rem; border-radius: 20px; margin-bottom: 0.75rem; }
.product-card h3 { font-size: 1.125rem; margin-bottom: 0.5rem; color: var(--color-text); }
.product-price { font-size: 1.5rem; font-weight: 700; color: var(--color-accent); margin-bottom: 0.75rem; }
.product-description { color: var(--color-text-muted); font-size: 0.9rem; line-height: 1.6; margin-bottom: 1.25rem; }
.product-card .btn { width: 100%; text-align: center; padding: 0.75rem 1.5rem; }
.product-card .btn-amazon { background: #FF9900; color: #111; }
.product-card .btn-amazon:hover { background: #e68a00; }

/* Comparison Table */
.comparison-section { padding: 5rem 0; background: var(--color-base); }
.comparison-section .section-header { text-align: center; margin-bottom: 3rem; }
.comparison-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.comparison-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -1rem; padding: 0 1rem; }
.comparison-table { width: 100%; min-width: 600px; border-collapse: collapse; background: var(--color-base); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-md); }
.comparison-table th, .comparison-table td { padding: 1rem 1.25rem; text-align: center; border-bottom: 1px solid var(--color-base-alt); }
.comparison-table thead th { background: var(--color-primary); color: #fff; font-weight: 600; font-size: 1rem; }
.comparison-table thead th:first-child { background: var(--color-dark); text-align: left; }
.comparison-table tbody tr:hover { background: var(--color-base-alt); }
.comparison-table tbody td:first-child { text-align: left; font-weight: 500; color: var(--color-text); background: rgba(0,0,0,0.02); }
.comparison-table .feature-label { display: flex; align-items: center; gap: 0.5rem; }
.comparison-table .check-mark { color: #10b981; font-size: 1.25rem; }
.comparison-table .x-mark { color: #ef4444; font-size: 1.25rem; }
.comparison-table .price-row { background: var(--color-base-alt); }
.comparison-table .price-row td { font-size: 1.5rem; font-weight: 700; color: var(--color-accent); padding: 1.25rem; }
.comparison-table .price-row td:first-child { font-size: 1rem; font-weight: 600; color: var(--color-text); }
.comparison-table .btn-row td { padding: 1.5rem 1rem; background: var(--color-base); }
.comparison-table .btn-row td:first-child { background: transparent; }
.comparison-table .btn-buy { display: inline-block; padding: 0.75rem 1.5rem; background: #FF9900; color: #111; border-radius: 8px; font-weight: 600; text-decoration: none; transition: all var(--transition-normal); }
.comparison-table .btn-buy:hover { background: #e68a00; text-decoration: none; transform: translateY(-2px); }
.comparison-table .product-name { font-weight: 600; font-size: 0.9rem; }

/* Articles Page */
.articles-page-section { padding: 5rem 0; }
.articles-page-section .section-header { text-align: center; margin-bottom: 3rem; }
.articles-page-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.article-card-image { width: 100%; height: 180px; background: var(--gradient-hero); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 3rem; position: relative; overflow: hidden; }
.article-card-image-filled { background: none; }
.article-card-image-filled .article-category { position: absolute; top: 0.75rem; left: 0.75rem; z-index: 1; }
.article-card-img, .article-card-image picture, .article-card-image picture img { width: 100%; height: 100%; object-fit: cover; }
.article-card-meta { display: flex; gap: 1rem; font-size: 0.875rem; color: var(--color-text-muted); margin-bottom: 0.75rem; }
.article-card-excerpt { color: var(--color-text-muted); line-height: 1.6; margin-bottom: 1rem; }
.article-card .read-more { color: var(--color-primary); font-weight: 600; display: inline-flex; align-items: center; gap: 0.25rem; }
.article-card .read-more:hover { text-decoration: underline; }
.article-category { display: inline-block; background: var(--color-primary); color: #fff; padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }

/* Individual Article Page */
.article-page { background: var(--color-base); }
.article-hero { background: var(--gradient-hero); color: #fff; padding: 4rem 0 3rem; text-align: center; }
.article-hero h1 { font-size: 2.5rem; max-width: 800px; margin: 1rem auto; line-height: 1.3; }
.article-meta { display: flex; justify-content: center; gap: 1.5rem; margin-bottom: 1rem; flex-wrap: wrap; }
.article-category-badge { background: rgba(255,255,255,0.2); padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.875rem; font-weight: 600; }
.article-date, .article-reading-time { opacity: 0.9; font-size: 0.875rem; }
.article-author { opacity: 0.8; font-size: 1rem; margin-top: 0.5rem; }
.article-content { padding: 4rem 0; }
.article-content .container { max-width: 800px; }
.article-body { font-size: 1.125rem; line-height: 1.8; color: var(--color-text); }
.article-body h2 { font-size: 1.75rem; margin: 2.5rem 0 1rem; color: var(--color-dark); }
.article-body h3 { font-size: 1.375rem; margin: 2rem 0 0.75rem; color: var(--color-dark); }
.article-body p { margin-bottom: 1.5rem; }
.article-body ul, .article-body ol { margin: 1.5rem 0; padding-left: 1.5rem; }
.article-body li { margin-bottom: 0.75rem; }
.article-body strong { color: var(--color-dark); }
.article-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 3rem 0 2rem; padding-top: 2rem; border-top: 1px solid var(--color-base-alt); }
.article-tag { background: var(--color-base-alt); color: var(--color-text-muted); padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.875rem; }
.article-share { padding: 2rem 0; border-top: 1px solid var(--color-base-alt); text-align: center; }
.article-share p { margin-bottom: 1rem; font-weight: 600; }
.share-buttons { display: flex; justify-content: center; gap: 1rem; }
.share-btn { padding: 0.5rem 1rem; border-radius: 6px; font-size: 0.875rem; font-weight: 500; text-decoration: none; transition: all var(--transition-normal); }
.share-twitter { background: #1DA1F2; color: #fff; }
.share-twitter:hover { background: #1a8cd8; text-decoration: none; }
.share-facebook { background: #4267B2; color: #fff; }
.share-facebook:hover { background: #365899; text-decoration: none; }
.share-linkedin { background: #0077B5; color: #fff; }
.share-linkedin:hover { background: #006699; text-decoration: none; }
.article-cta { background: var(--gradient-hero); color: #fff; padding: 4rem 0; text-align: center; }
.article-cta h2 { color: #fff; margin-bottom: 1rem; }
.article-cta p { opacity: 0.9; margin-bottom: 2rem; }

/* Services Page */
.services-section { padding: 5rem 0; }
.services-section .section-header { text-align: center; margin-bottom: 3rem; }
.services-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.service-card { background: var(--color-base); padding: 2.5rem; border-radius: 16px; box-shadow: var(--shadow-md); text-align: center; transition: transform var(--transition-normal), box-shadow var(--transition-normal); }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-icon { width: 80px; height: 80px; margin: 0 auto 1.5rem; background: var(--color-base-alt); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--color-primary); }
.service-icon svg { width: 40px; height: 40px; }
.service-card h3 { margin-bottom: 1rem; font-size: 1.25rem; }
.service-card p { color: var(--color-text-muted); line-height: 1.7; }

/* FAQ Page */
.faq-section { padding: 5rem 0; }
.faq-section .section-header { text-align: center; margin-bottom: 3rem; }
.faq-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--color-base); border-radius: 12px; margin-bottom: 1rem; box-shadow: var(--shadow-sm); overflow: hidden; }
.faq-question { width: 100%; padding: 1.5rem; background: none; border: none; text-align: left; cursor: pointer; font-size: 1.125rem; font-weight: 600; font-family: var(--font-heading); color: var(--color-text); display: flex; justify-content: space-between; align-items: center; }
.faq-question:hover { background: var(--color-base-alt); }
.faq-icon { width: 24px; height: 24px; position: relative; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after { content: ''; position: absolute; background: var(--color-primary); transition: transform var(--transition-normal); }
.faq-icon::before { width: 2px; height: 16px; left: 11px; top: 4px; }
.faq-icon::after { width: 16px; height: 2px; left: 4px; top: 11px; }
.faq-checkbox { display: none; }
.faq-checkbox:checked ~ .faq-question .faq-icon::before { transform: rotate(90deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease-out; }
.faq-checkbox:checked ~ .faq-answer { max-height: 500px; }
.faq-answer-content { padding: 0 1.5rem 1.5rem; color: var(--color-text-muted); line-height: 1.7; }

/* Categories Page */
.categories-section { padding: 5rem 0; }
.categories-section .section-header { text-align: center; margin-bottom: 3rem; }
.categories-section .section-header p { color: var(--color-text-muted); max-width: 600px; margin: 1rem auto 0; }
.categories-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 2rem; }
.category-card { background: var(--color-base); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-md); transition: transform var(--transition-normal), box-shadow var(--transition-normal); text-decoration: none; color: inherit; }
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); text-decoration: none; }
.category-card-image { width: 100%; height: 140px; background: var(--gradient-hero); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 2.5rem; }
.category-card-content { padding: 1.5rem; text-align: center; }
.category-card h3 { margin-bottom: 0.5rem; color: var(--color-text); }
.category-card p { color: var(--color-text-muted); font-size: 0.9rem; }
.category-count { display: inline-block; background: var(--color-primary); color: #fff; padding: 0.25rem 0.75rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; margin-top: 0.75rem; }

@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .stats-grid { gap: 2rem; }
    .newsletter-form { flex-direction: column; }
    .products-grid { grid-template-columns: 1fr; }
    .comparison-table-wrapper { margin: 0 -1.5rem; padding: 0 1.5rem; }
    .comparison-section { padding: 3rem 0; }
    .services-grid { grid-template-columns: 1fr; }
    .categories-grid { grid-template-columns: 1fr; }
    .faq-question { font-size: 1rem; padding: 1.25rem; }
}