@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

body { font-family: 'Inter', sans-serif; line-height: 1.8; color: #333; position: relative; }

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: url('Copilot_20260811_114642.png') center center / 800px auto no-repeat;
    opacity: 0.06;
    z-index: -1;
    pointer-events: none;
}

/* Navbar */
.navbar-blog { background: #5b6abf; padding: 12px 0; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 20px rgba(91,106,191,0.3); }
.navbar-blog .navbar-brand { font-size: 1.4rem; letter-spacing: -0.5px; }
.navbar-blog .nav-link { font-weight: 500; transition: opacity 0.2s; }
.navbar-blog .nav-link:hover { opacity: 0.85; }

/* Breadcrumb */
.breadcrumb-blog { background: #f8f9fa; padding: 12px 0; border-bottom: 1px solid #e9ecef; }
.breadcrumb-blog .breadcrumb { font-size: 0.85rem; }
.breadcrumb-blog .breadcrumb-item a { color: #5b6abf; text-decoration: none; }
.breadcrumb-blog .breadcrumb-item a:hover { text-decoration: underline; }

/* Hero */
.hero-blog { color: white; padding: 65px 0 55px; position: relative; overflow: hidden; }
.hero-blog::before { content: ''; position: absolute; top: -50%; right: -20%; width: 500px; height: 500px; background: rgba(255,255,255,0.05); border-radius: 50%; }
.hero-blog::after { content: ''; position: absolute; bottom: -30%; left: -10%; width: 400px; height: 400px; background: rgba(255,255,255,0.03); border-radius: 50%; }
.hero-svg { max-width: 160px; margin: 0 auto 18px; animation: fadeInDown 0.8s ease; }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
.hero-blog h1 { font-size: 2.2rem; font-weight: 700; margin-bottom: 10px; }
.hero-blog .lead { font-size: 1.1rem; opacity: 0.9; }
.hero-blog small { opacity: 0.7; font-size: 0.85rem; }

/* Tag Badge */
.tag-badge { background: rgba(255,255,255,0.2); color: white; padding: 5px 14px; border-radius: 20px; font-size: 0.8rem; font-weight: 500; display: inline-block; }
.tag-badge-dark { background: #e9ecef; color: #495057; }

/* Reading time + share */
.article-meta { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; padding: 15px 0; border-bottom: 1px solid #eee; margin-bottom: 30px; font-size: 0.9rem; color: #666; }
.article-meta .share-buttons { display: flex; gap: 8px; }
.article-meta .share-btn { display: inline-flex; align-items: center; gap: 5px; padding: 6px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 500; text-decoration: none; color: white; transition: transform 0.2s, opacity 0.2s; }
.article-meta .share-btn:hover { transform: scale(1.05); opacity: 0.9; color: white; }
.share-whatsapp { background: #25d364; }
.share-linkedin { background: #0077b5; }
.share-facebook { background: #1877f2; }

/* Content */
.content-blog { max-width: 800px; margin: 0 auto; padding: 40px 20px 60px; }
.content-blog h1 { font-size: 2.2rem; margin-bottom: 20px; }
.content-blog h2 { font-size: 1.5rem; margin-top: 50px; color: #5b6abf; display: flex; align-items: center; gap: 10px; }
.content-blog h2 i { font-size: 1.1rem; }
.content-blog h3 { font-size: 1.2rem; margin-top: 30px; }
.content-blog p { margin-bottom: 15px; }
.content-blog ul, .content-blog ol { margin-bottom: 20px; padding-left: 20px; }
.content-blog li { margin-bottom: 8px; }
.content-blog strong { color: #2d3748; }

/* Cards */
.card-info { background: #f0f4ff; border-left: 4px solid #5b6abf; padding: 20px 24px; margin: 25px 0; border-radius: 0 10px 10px 0; }
.card-warning { background: #fffbeb; border-left: 4px solid #f59e0b; padding: 20px 24px; margin: 25px 0; border-radius: 0 10px 10px 0; }
.card-success { background: #f0fdf4; border-left: 4px solid #10b981; padding: 20px 24px; margin: 25px 0; border-radius: 0 10px 10px 0; }

/* Cards Grid */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin: 30px 0; }
.card-illustrated { background: #fff; border-radius: 12px; padding: 25px 20px; box-shadow: 0 4px 15px rgba(0,0,0,0.08); text-align: center; transition: transform 0.3s, box-shadow 0.3s; border-top: 4px solid #5b6abf; }
.card-illustrated:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(0,0,0,0.15); }
.card-illustrated .icon { font-size: 2.5rem; margin-bottom: 15px; }
.card-illustrated h4 { font-size: 1rem; margin-bottom: 8px; }
.card-illustrated p { font-size: 0.85rem; color: #666; margin: 0; }
.card-blue { border-top-color: #3b82f6; }
.card-blue .icon { color: #3b82f6; }
.card-green { border-top-color: #10b981; }
.card-green .icon { color: #10b981; }
.card-gold { border-top-color: #f59e0b; }
.card-gold .icon { color: #f59e0b; }
.card-purple { border-top-color: #8b5cf6; }
.card-purple .icon { color: #8b5cf6; }
.card-pink { border-top-color: #ec4899; }
.card-pink .icon { color: #ec4899; }

/* Timeline */
.timeline { position: relative; padding-left: 40px; margin: 30px 0; }
.timeline::before { content: ''; position: absolute; left: 15px; top: 0; bottom: 0; width: 3px; background: linear-gradient(to bottom, #5b6abf, #4351a0); border-radius: 2px; }
.timeline-item { position: relative; margin-bottom: 25px; padding: 15px 20px; background: #f8f9fa; border-radius: 10px; border-left: 3px solid #5b6abf; transition: transform 0.2s, box-shadow 0.2s; }
.timeline-item:hover { transform: translateX(5px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.timeline-item::before { content: ''; position: absolute; left: -33px; top: 20px; width: 14px; height: 14px; background: #5b6abf; border-radius: 50%; border: 3px solid #fff; box-shadow: 0 0 0 2px #5b6abf; }
.timeline-year { font-weight: 700; color: #5b6abf; font-size: 1.1rem; }
.timeline-title { font-weight: 600; margin: 4px 0 2px; }
.timeline-desc { font-size: 0.9rem; color: #666; margin: 0; }

/* Flow */
.flow-container { display: flex; align-items: stretch; justify-content: center; flex-wrap: wrap; gap: 0; margin: 30px 0; }
.flow-step { flex: 1; min-width: 150px; max-width: 200px; text-align: center; padding: 20px 15px; background: #f8f9fa; border-radius: 12px; position: relative; }
.flow-step .step-num { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 50%; color: #fff; font-weight: 700; font-size: 0.9rem; margin-bottom: 10px; }
.flow-step h4 { font-size: 0.95rem; margin-bottom: 6px; }
.flow-step p { font-size: 0.8rem; color: #666; margin: 0; }
.flow-arrow { display: flex; align-items: center; font-size: 1.5rem; color: #5b6abf; padding: 0 5px; }

/* Icon List */
.icon-list { list-style: none; padding: 0; margin: 20px 0; }
.icon-list li { display: flex; align-items: flex-start; gap: 15px; padding: 12px 0; border-bottom: 1px solid #f0f0f0; }
.icon-list li:last-child { border-bottom: none; }
.icon-list li i { flex-shrink: 0; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 10px; font-size: 1rem; }
.icon-list li span { font-weight: 500; }

/* Tech Cards */
.tech-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 15px; margin: 20px 0; }
.tech-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 20px; text-align: center; transition: border-color 0.2s, box-shadow 0.2s; }
.tech-card:hover { border-color: #5b6abf; box-shadow: 0 4px 12px rgba(91,106,191,0.15); }
.tech-card i { font-size: 2rem; color: #5b6abf; margin-bottom: 10px; }
.tech-card h5 { font-size: 0.95rem; margin-bottom: 5px; }
.tech-card p { font-size: 0.8rem; color: #666; margin: 0; }

/* Accordion */
.accordion { margin: 20px 0; }
.accordion-item { border: 1px solid #e9ecef; border-radius: 10px; margin-bottom: 10px; overflow: hidden; }
.accordion-header { padding: 15px 20px; background: #f8f9fa; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 600; transition: background 0.2s; }
.accordion-header:hover { background: #e9ecef; }
.accordion-header i.toggle-icon { transition: transform 0.3s; color: #5b6abf; }
.accordion-item.active .accordion-header i.toggle-icon { transform: rotate(180deg); }
.accordion-content { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; }
.accordion-item.active .accordion-content { padding: 15px 20px; max-height: 500px; }

/* Steps */
.steps-list { counter-reset: step-counter; list-style: none; padding: 0; margin: 20px 0; }
.steps-list li { counter-increment: step-counter; position: relative; padding: 15px 15px 15px 60px; margin-bottom: 15px; background: #f8f9fa; border-radius: 10px; border-left: 3px solid #5b6abf; }
.steps-list li::before { content: counter(step-counter); position: absolute; left: 15px; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; background: #5b6abf; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem; }

/* CTA Box */
.cta-box { background: linear-gradient(135deg, #5b6abf, #4351a0); color: white; padding: 35px 30px; border-radius: 14px; margin: 45px 0; text-align: center; }
.cta-box h3 { font-size: 1.4rem; margin-bottom: 10px; }
.cta-box p { opacity: 0.9; margin-bottom: 15px; }
.cta-box .btn-cta { display: inline-block; background: #ffc107; color: #1a1a2e; padding: 12px 30px; border-radius: 8px; font-weight: 700; text-decoration: none; transition: transform 0.2s, box-shadow 0.2s; }
.cta-box .btn-cta:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.2); color: #1a1a2e; }

/* Related Articles */
.related-articles { margin-top: 50px; padding-top: 30px; border-top: 2px solid #e9ecef; }
.related-articles h3 { font-size: 1.2rem; margin-bottom: 20px; color: #5b6abf; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 15px; }
.related-card { background: #f8f9fa; border-radius: 10px; padding: 20px; text-decoration: none; color: #333; transition: transform 0.2s, box-shadow 0.2s; border: 1px solid #e9ecef; }
.related-card:hover { transform: translateY(-3px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); color: #333; }
.related-card .tag { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; margin-bottom: 6px; }
.related-card h4 { font-size: 0.95rem; margin-bottom: 5px; }
.related-card p { font-size: 0.8rem; color: #666; margin: 0; }

/* Tags Section */
.tags-section { margin-top: 40px; padding-top: 20px; border-top: 1px solid #eee; }
.tags-section .tag-badge { background: #e9ecef; color: #495057; }

/* Footer */
.footer-blog { background: #1a1a2e; color: white; padding: 40px 0 20px; }
.footer-blog a { color: rgba(255,255,255,0.7); text-decoration: none; transition: color 0.2s; }
.footer-blog a:hover { color: white; }
.footer-blog .footer-links { display: flex; gap: 20px; justify-content: center; margin-bottom: 15px; flex-wrap: wrap; }

/* Blog Index */
.blog-hero { background: linear-gradient(135deg, #5b6abf, #4351a0); color: white; padding: 70px 0 60px; text-align: center; position: relative; overflow: hidden; }
.blog-hero::before { content: ''; position: absolute; top: -50%; right: -20%; width: 600px; height: 600px; background: rgba(255,255,255,0.04); border-radius: 50%; }
.blog-hero h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 10px; }
.blog-hero p { font-size: 1.1rem; opacity: 0.85; max-width: 500px; margin: 0 auto; }

/* Blog Grid - responsivo */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; padding: 50px 0; }

/* Blog Card - com imagem */
.blog-card { background: #fff; border-radius: 14px; overflow: hidden; box-shadow: 0 4px 15px rgba(0,0,0,0.08); transition: transform 0.3s, box-shadow 0.3s; text-decoration: none; color: #333; display: flex; flex-direction: column; position: relative; }
.blog-card:hover { transform: translateY(-6px); box-shadow: 0 10px 30px rgba(0,0,0,0.15); color: #333; }
.blog-card .card-image { width: 100%; height: 180px; object-fit: cover; border-bottom: 4px solid transparent; }
.blog-card .card-image.img-blue { border-bottom-color: #3b82f6; }
.blog-card .card-image.img-green { border-bottom-color: #10b981; }
.blog-card .card-image.img-purple { border-bottom-color: #8b5cf6; }
.blog-card .card-image.img-gold { border-bottom-color: #f59e0b; }
.blog-card .card-image.img-pink { border-bottom-color: #ec4899; }
.blog-card .card-image.img-indigo { border-bottom-color: #6366f1; }
.blog-card .card-image.img-teal { border-bottom-color: #14b8a6; }
.blog-card .card-image.img-red { border-bottom-color: #ef4444; }
.blog-card .card-illustration { width: 100%; height: 180px; display: flex; align-items: center; justify-content: center; border-bottom: 4px solid transparent; }
.blog-card .card-header { padding: 20px 25px 15px; flex: 1; }
.blog-card .card-tag { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; margin-bottom: 8px; }
.blog-card .card-header h3 { font-size: 1.1rem; margin-bottom: 8px; line-height: 1.4; }
.blog-card .card-header p { font-size: 0.85rem; color: #666; margin: 0; }
.blog-card .card-footer { padding: 15px 25px; border-top: 1px solid #f0f0f0; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: #999; margin-top: auto; }

/* Card Header Colors */
.card-header-blue { border-top: 4px solid #3b82f6; }
.card-header-green { border-top: 4px solid #10b981; }
.card-header-purple { border-top: 4px solid #8b5cf6; }
.card-header-gold { border-top: 4px solid #f59e0b; }
.card-header-pink { border-top: 4px solid #ec4899; }
.card-header-indigo { border-top: 4px solid #6366f1; }
.card-header-teal { border-top: 4px solid #14b8a6; }
.card-header-red { border-top: 4px solid #ef4444; }

/* Category Tags */
.cat-tag { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 0.7rem; font-weight: 600; }
.cat-aee { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #1d4ed8; }
.cat-avaliacao { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #047857; }
.cat-documentacao { background: linear-gradient(135deg, #ede9fe, #ddd6fe); color: #6d28d9; }
.cat-adaptacoes { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #b45309; }
.cat-deficiencia { background: linear-gradient(135deg, #fce7f3, #fbcfe8); color: #be185d; }
.cat-tecnologia { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); color: #4338ca; }
.cat-recursos { background: linear-gradient(135deg, #ccfbf1, #99f6e4); color: #0f766e; }

/* Category Filters */
.category-filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; padding: 30px 0 10px; }
.filter-btn { padding: 8px 20px; border: 2px solid #e5e7eb; border-radius: 25px; background: white; color: #555; font-size: 0.85rem; font-weight: 600; cursor: pointer; transition: all 0.3s; display: flex; align-items: center; gap: 6px; }
.filter-btn:hover { border-color: #5b6abf; color: #5b6abf; background: #f0f4ff; }
.filter-btn.active { background: #5b6abf; color: white; border-color: #5b6abf; }
.filter-btn i { font-size: 0.9rem; }

/* Stats Counter */
.stats-bar { display: flex; justify-content: center; gap: 50px; padding: 40px 0 20px; }
.stat-item { text-align: center; }
.stat-number { font-size: 2.5rem; font-weight: 800; color: #5b6abf; line-height: 1; }
.stat-label { font-size: 0.85rem; color: #666; margin-top: 5px; }

/* Featured Article */
.featured-card { background: linear-gradient(135deg, #5b6abf, #4351a0); border-radius: 16px; overflow: hidden; margin-bottom: 30px; color: white; display: flex; min-height: 300px; box-shadow: 0 8px 30px rgba(91,106,191,0.3); transition: transform 0.3s, box-shadow 0.3s; }
.featured-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(91,106,191,0.4); color: white; }
.featured-card .featured-content { flex: 1; padding: 35px; display: flex; flex-direction: column; justify-content: center; }
.featured-card .featured-badge { display: inline-flex; align-items: center; gap: 5px; background: rgba(255,255,255,0.2); padding: 5px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; width: fit-content; margin-bottom: 15px; }
.featured-card h2 { font-size: 1.6rem; margin-bottom: 10px; line-height: 1.3; }
.featured-card p { opacity: 0.9; font-size: 0.95rem; margin-bottom: 20px; }
.featured-card .read-more { display: inline-flex; align-items: center; gap: 8px; background: #ffc107; color: #1a1a2e; padding: 10px 24px; border-radius: 8px; font-weight: 700; text-decoration: none; transition: transform 0.2s; width: fit-content; }
.featured-card .read-more:hover { transform: translateX(5px); color: #1a1a2e; }
.featured-card .featured-image { flex: 0 0 400px; position: relative; overflow: hidden; }
.featured-card .featured-image img { width: 100%; height: 100%; object-fit: cover; }

@media (max-width: 768px) {
    .featured-card { flex-direction: column; }
    .featured-card .featured-image { flex: none; height: 200px; }
}

/* Scroll Reveal Animations */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-right.revealed { opacity: 1; transform: translateX(0); }
.reveal-scale { opacity: 0; transform: scale(0.9); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal-scale.revealed { opacity: 1; transform: scale(1); }

/* Micro-interactions */
.blog-card .card-header h3 { transition: color 0.2s; }
.blog-card:hover .card-header h3 { color: #5b6abf; }

/* Floating particles */
.hero-particles { position: absolute; top: 0; left: 0; width: 100%; height: 100%; overflow: hidden; pointer-events: none; }
.particle { position: absolute; width: 6px; height: 6px; background: rgba(255,255,255,0.15); border-radius: 50%; animation: float-particle linear infinite; }
@keyframes float-particle {
    0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-10vh) rotate(720deg); opacity: 0; }
}

/* Sidebar Navegacao */
.article-layout { display: flex; gap: 40px; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.article-sidebar { width: 260px; flex-shrink: 0; }
.sidebar-sticky { position: sticky; top: 80px; max-height: calc(100vh - 100px); overflow-y: auto; padding: 20px 0; }
.sidebar-title { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: #999; margin-bottom: 12px; padding-left: 12px; }
.sidebar-nav { list-style: none; padding: 0; margin: 0; }
.sidebar-nav li { margin-bottom: 2px; }
.sidebar-nav a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px; text-decoration: none; color: #555; font-size: 0.82rem; font-weight: 500; transition: all 0.2s; border-left: 3px solid transparent; }
.sidebar-nav a:hover { background: #f0f4ff; color: #5b6abf; }
.sidebar-nav a.active { background: #eef2ff; color: #5b6abf; border-left-color: #5b6abf; font-weight: 600; }
.sidebar-nav a .nav-icon { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; border-radius: 6px; font-size: 0.75rem; flex-shrink: 0; }
.sidebar-nav a .nav-icon.icon-blue { background: #dbeafe; color: #3b82f6; }
.sidebar-nav a .nav-icon.icon-green { background: #d1fae5; color: #10b981; }
.sidebar-nav a .nav-icon.icon-purple { background: #ede9fe; color: #8b5cf6; }
.sidebar-nav a .nav-icon.icon-gold { background: #fef3c7; color: #f59e0b; }
.sidebar-nav a .nav-icon.icon-teal { background: #ccfbf1; color: #14b8a6; }
.sidebar-nav a .nav-icon.icon-pink { background: #fce7f3; color: #ec4899; }
.sidebar-nav a .nav-icon.icon-indigo { background: #e0e7ff; color: #6366f1; }
.sidebar-nav a .nav-icon.icon-red { background: #fee2e2; color: #ef4444; }
.sidebar-nav .nav-divider { height: 1px; background: #e9ecef; margin: 10px 12px; }
.sidebar-blog-link { display: block; margin-top: 15px; padding: 10px 12px; background: #f8f9fa; border-radius: 8px; text-decoration: none; color: #5b6abf; font-size: 0.8rem; font-weight: 600; text-align: center; transition: background 0.2s; }
.sidebar-blog-link:hover { background: #eef2ff; }
.article-content-area { flex: 1; min-width: 0; }
.sidebar-toggle { display: none; position: fixed; bottom: 20px; right: 20px; z-index: 1000; width: 50px; height: 50px; border-radius: 50%; background: #5b6abf; color: white; border: none; box-shadow: 0 4px 15px rgba(91,106,191,0.4); font-size: 1.2rem; cursor: pointer; }
.sidebar-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); z-index: 998; }
@media (max-width: 1024px) {
    .article-sidebar { display: none; position: fixed; top: 0; left: 0; width: 280px; height: 100vh; background: #fff; z-index: 999; box-shadow: 4px 0 20px rgba(0,0,0,0.15); padding: 20px; overflow-y: auto; }
    .article-sidebar.sidebar-open { display: block; }
    .sidebar-toggle { display: flex; align-items: center; justify-content: center; }
    .sidebar-overlay.sidebar-open { display: block; }
    .article-layout { padding: 0 15px; }
}
@media (max-width: 768px) {
    .hero-blog h1 { font-size: 1.6rem; }
    .blog-hero h1 { font-size: 1.8rem; }
    .flow-container { flex-direction: column; align-items: center; }
    .flow-arrow { transform: rotate(90deg); padding: 5px 0; }
    .flow-step { max-width: 100%; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    .article-meta { flex-direction: column; align-items: flex-start; }
    .stats-bar { gap: 25px; }
    .stat-number { font-size: 1.8rem; }
    .blog-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .cards-grid { grid-template-columns: 1fr; }
}