/* ============================================================
   2UP Business — Blog / Article / Entity styles
   Design system espelhado da Home (dark + verde-limão #C9F31D)
   ============================================================ */
:root{
  --bg-primary:#0A0A0B; --bg-secondary:#131316; --bg-card:#17171C;
  --border-subtle:#27272E; --border-strong:#3A3A44;
  --brand:#C9F31D; --brand-hover:#B8E018;
  --content-primary:#FAFAFA; --content-secondary:#B4B4BC; --content-muted:#7A7A85; --content-invert:#0A0A0B;
  --font-display:'Inter Tight','Inter',system-ui,sans-serif; --font-body:'Inter',system-ui,sans-serif;
  --container:760px; --radius:14px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--bg-primary);color:var(--content-primary);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 1.25rem}
.container-wide{max-width:1100px;margin:0 auto;padding:0 1.25rem}
@media(min-width:768px){.container{padding:0 1.5rem}.container-wide{padding:0 2rem}}

/* Header */
.header{backdrop-filter:blur(16px);background:rgba(10,10,11,.72);border-bottom:1px solid var(--border-subtle);position:sticky;top:0;z-index:100}
.header-inner{max-width:1100px;margin:0 auto;padding:1rem 1.25rem;display:flex;justify-content:space-between;align-items:center}
.logo{font-family:var(--font-display);font-weight:900;font-size:1.5rem;display:flex;gap:.1rem;color:var(--content-primary)}
.logo-dot{color:var(--brand)}
.nav{display:none;gap:1.75rem}
@media(min-width:960px){.nav{display:flex}}
.nav a{color:var(--content-secondary);font-size:.9375rem;font-weight:500;transition:color .2s}
.nav a:hover{color:var(--content-primary)}
.btn{display:inline-flex;gap:.5rem;padding:.7rem 1.4rem;font-size:.9rem;font-weight:600;border-radius:999px;background:var(--brand);color:var(--content-invert);align-items:center;transition:all .2s;border:none;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--brand-hover);transform:translateY(-2px)}

/* Article shell */
.article{padding:2.5rem 0 3rem}
.breadcrumb{font-size:.8125rem;color:var(--content-muted);margin-bottom:1.5rem}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span{margin:0 .4rem;opacity:.5}
.post-cat{display:inline-block;padding:.35rem .85rem;border-radius:999px;background:rgba(201,243,29,.08);border:1px solid rgba(201,243,29,.25);color:var(--brand);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:1.1rem}
.article h1{font-family:var(--font-display);font-weight:800;font-size:clamp(1.9rem,4.6vw,2.9rem);line-height:1.12;letter-spacing:-.02em;margin-bottom:1rem}
.post-meta{display:flex;align-items:center;gap:.6rem;color:var(--content-muted);font-size:.875rem;margin-bottom:2rem;flex-wrap:wrap}
.post-meta img{width:38px;height:38px;border-radius:50%;object-fit:cover}
.post-meta a{color:var(--content-secondary);font-weight:600}
.post-meta a:hover{color:var(--brand)}
.post-meta .sep{opacity:.4}

/* Key takeaway (resposta direta — AEO) */
.key-takeaway{background:var(--bg-card);border-left:3px solid var(--brand);border-radius:0 var(--radius) var(--radius) 0;padding:1.2rem 1.4rem;margin:0 0 2.5rem;font-size:1.05rem;color:var(--content-primary)}
.key-takeaway strong{color:var(--brand)}

/* Prose */
.prose{font-size:1.0625rem;color:var(--content-secondary)}
.prose>*+*{margin-top:1.2rem}
.prose h2{font-family:var(--font-display);font-weight:800;font-size:clamp(1.5rem,3.2vw,2rem);line-height:1.2;letter-spacing:-.015em;color:var(--content-primary);margin-top:2.75rem;margin-bottom:.25rem;scroll-margin-top:90px}
.prose h3{font-family:var(--font-display);font-weight:700;font-size:1.22rem;color:var(--content-primary);margin-top:1.75rem}
.prose strong{color:var(--content-primary);font-weight:700}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(201,243,29,.4)}
.prose a:hover{text-decoration-color:var(--brand)}
.prose ul,.prose ol{padding-left:1.4rem;color:var(--content-secondary)}
.prose li{margin-top:.5rem}
.prose li::marker{color:var(--brand)}
.prose blockquote{border-left:3px solid var(--border-strong);padding-left:1.25rem;font-style:italic;color:var(--content-primary)}
.prose img{border-radius:var(--radius);margin:2rem 0;border:1px solid var(--border-subtle)}

/* Table */
.prose table{width:100%;border-collapse:collapse;margin:2rem 0;font-size:.9375rem;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--border-subtle);padding:.7rem 1rem;text-align:left}
.prose th{background:var(--bg-secondary);color:var(--content-primary);font-weight:700;font-family:var(--font-display);white-space:nowrap}
.prose td{color:var(--content-secondary)}
.prose tr:nth-child(even) td{background:rgba(255,255,255,.02)}

/* FAQ */
.faq{margin-top:3rem}
.faq>h2{font-family:var(--font-display);font-weight:800;font-size:clamp(1.5rem,3.2vw,2rem);margin-bottom:1.1rem}
.faq details{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:1.05rem 1.3rem;margin-top:.75rem}
.faq details[open]{border-color:var(--border-strong)}
.faq summary{font-family:var(--font-display);font-weight:600;font-size:1.05rem;color:var(--content-primary);cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--brand);font-weight:700;font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:'\2013'}
.faq details p{margin-top:.75rem;color:var(--content-secondary)}

/* CTA box */
.cta-box{background:linear-gradient(135deg,rgba(201,243,29,.09),rgba(201,243,29,.02));border:1px solid rgba(201,243,29,.25);border-radius:var(--radius);padding:2rem 1.75rem;margin:3rem 0;text-align:center}
.cta-box h3{font-family:var(--font-display);font-weight:800;font-size:1.4rem;color:var(--content-primary);margin-bottom:.5rem}
.cta-box p{color:var(--content-secondary);margin-bottom:1.25rem;max-width:520px;margin-left:auto;margin-right:auto}

/* Author box */
.author-box{display:flex;gap:1rem;align-items:flex-start;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:1.5rem;margin-top:3rem}
.author-box img{width:64px;height:64px;border-radius:50%;object-fit:cover;flex-shrink:0}
.author-box h4{font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--content-primary)}
.author-box .role{color:var(--brand);font-size:.8125rem;font-weight:600;margin:.15rem 0 .5rem}
.author-box p{color:var(--content-secondary);font-size:.9375rem}
.author-box a{color:var(--brand);font-weight:600}

/* Blog index cards */
.posts-grid{display:grid;gap:1.25rem;grid-template-columns:1fr;margin:2.5rem 0}
@media(min-width:720px){.posts-grid{grid-template-columns:1fr 1fr}}
.post-card{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:1.5rem;transition:all .25s}
.post-card:hover{border-color:var(--border-strong);transform:translateY(-4px)}
.post-card .pc-cat{color:var(--brand);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;margin-bottom:.6rem}
.post-card h3{font-family:var(--font-display);font-weight:700;font-size:1.15rem;line-height:1.25;color:var(--content-primary);margin-bottom:.5rem}
.post-card p{color:var(--content-secondary);font-size:.9rem;flex:1}
.post-card .pc-more{color:var(--brand);font-size:.85rem;font-weight:600;margin-top:1rem}

/* Entity / sobre page */
.entity-hero{display:flex;gap:1.5rem;align-items:center;flex-wrap:wrap;padding:2.5rem 0 1.5rem}
.entity-hero img{width:120px;height:120px;border-radius:50%;object-fit:cover;border:2px solid var(--brand)}
.entity-hero h1{font-family:var(--font-display);font-weight:800;font-size:clamp(2rem,5vw,3rem);line-height:1.1}
.entity-hero .role{color:var(--brand);font-weight:600;font-size:1.05rem;margin-top:.4rem}

/* Footer */
.footer{border-top:1px solid var(--border-subtle);background:var(--bg-secondary);padding:3rem 0 2rem;margin-top:2rem}
.footer-inner{max-width:1100px;margin:0 auto;padding:0 1.25rem}
.footer-top{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:space-between;align-items:center;padding-bottom:1.75rem;border-bottom:1px solid var(--border-subtle)}
.footer-links{display:flex;flex-wrap:wrap;gap:1.1rem}
.footer-links a{color:var(--content-secondary);font-size:.875rem;transition:color .2s}
.footer-links a:hover{color:var(--brand)}
.footer-bottom{padding-top:1.5rem;color:var(--content-muted);font-size:.8125rem;display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;justify-content:space-between}

/* a11y */
.skip-link{position:absolute;left:-9999px;top:0;z-index:2000;background:#C9F31D;color:#0A0A0B;padding:.6rem 1rem;font-weight:700;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #C9F31D;outline-offset:2px;border-radius:3px}

/* ===== Article TOC lateral + share + reading-time (padrao Modern) ===== */
.reading-time{color:var(--content-muted)}
@media(min-width:1024px){
.article .container.has-toc{max-width:1180px;display:grid;grid-template-columns:248px minmax(0,1fr);gap:3.5rem;align-items:start}
.article .container.has-toc>*:not(.toc-col){grid-column:2;min-width:0}
.article .container.has-toc .toc-col{grid-column:1;grid-row:1 / span 100;position:sticky;top:88px;align-self:start}
}
.toc{border:1px solid var(--border-strong);border-radius:14px;padding:1.1rem 1.15rem;background:rgba(255,255,255,.02)}
.toc-title{font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--brand);font-weight:800;margin:0 0 .7rem;display:flex;align-items:center;gap:.45rem}
.toc-title::before{content:"\25C6";font-size:.55rem}
.toc ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.12rem}
.toc a{display:block;padding:.4rem .55rem;border-radius:8px;font-size:.84rem;line-height:1.35;color:var(--content-secondary);text-decoration:none;border-left:2px solid transparent;transition:.15s}
.toc a:hover{color:var(--content-primary);background:rgba(201,243,29,.07)}
.toc a.active{color:var(--brand);border-left-color:var(--brand);background:rgba(201,243,29,.08);font-weight:600}
.toc-cta{display:block;margin-top:.85rem;text-align:center;background:var(--brand);color:#0A0A0B;font-weight:700;font-size:.82rem;padding:.6rem;border-radius:10px;text-decoration:none}
.toc-cta:hover{filter:brightness(1.08)}
.share{margin-top:1rem;display:flex;flex-wrap:wrap;gap:.4rem}
.share-label{font-size:.66rem;text-transform:uppercase;letter-spacing:.1em;color:var(--content-muted);width:100%;margin-bottom:.15rem}
.share a,.share button{width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:9px;border:1px solid var(--border-strong);background:transparent;color:var(--content-secondary);cursor:pointer;text-decoration:none;font-size:.7rem;font-weight:700;font-family:inherit}
.share a:hover,.share button:hover{border-color:var(--brand);color:var(--brand)}
@media(max-width:1023px){.toc-col{margin:0 0 1.5rem}.article .container.has-toc .toc{position:relative}}
.key-takeaway::before{content:"◆ EM RESUMO";display:block;font-size:.66rem;letter-spacing:.13em;font-weight:800;color:var(--brand);margin-bottom:.5rem}