/* Vitrine Brasil Online — estilo compartilhado dos artigos.
   Cor da categoria definida por página via variáveis:
   --clr-cat --clr-cat-lt --clr-accent --hero-a --hero-b --tag-color */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
a{color:inherit;text-decoration:none}
:root{
  --clr-bg:#f5faf7;--clr-surface:#fff;--clr-border:#e3ece7;--clr-text:#1f2a26;--clr-muted:#5f6f68;--clr-headline:#0d2620;
  --clr-cat:#059669;--clr-cat-lt:#ecfdf5;--clr-accent:#047857;--hero-a:#062e21;--hero-b:#059669;--tag-color:#a7f3d0;
  --font-display:'Georgia','Times New Roman',serif;--font-body:'Inter','Segoe UI','Arial',sans-serif;
  --radius:10px;--shadow-sm:0 1px 3px rgba(0,0,0,.08);--max-w:1140px;--content-w:720px}
body{font-family:var(--font-body);background:var(--clr-bg);color:var(--clr-text);line-height:1.7;font-size:16px}
.site-header{background:var(--clr-surface);border-bottom:1px solid var(--clr-border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}
.header-inner{max-width:var(--max-w);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between;height:68px}
.logo-wrap{display:flex;align-items:center;gap:11px}
.logo-name{font-family:var(--font-display);font-size:1.22rem;font-weight:700;color:var(--clr-headline);line-height:1.2}
.logo-name span{display:block;font-family:var(--font-body);font-size:.6rem;font-weight:400;letter-spacing:.12em;text-transform:uppercase;color:var(--clr-muted)}
.site-nav{display:flex;align-items:center;gap:2px}
.site-nav a{font-size:.84rem;font-weight:500;color:var(--clr-text);padding:6px 11px;border-radius:6px;transition:background .18s,color .18s}
.site-nav a:hover,.site-nav a.active{background:var(--clr-cat-lt);color:var(--clr-cat)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--clr-text);margin:5px 0;border-radius:2px}
.article-hero{background:linear-gradient(135deg,var(--hero-a) 0%,var(--hero-b) 100%);background-size:cover;background-position:center;color:#fff;padding:56px 20px 48px}
.article-hero.has-img{background:linear-gradient(135deg,var(--hero-a) 0%,var(--hero-b) 100%),var(--hero-img);background-size:cover;background-position:center}
.article-hero-inner{max-width:var(--content-w);margin:0 auto}
.breadcrumb{font-size:.75rem;color:rgba(255,255,255,.7);margin-bottom:20px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.7)}.breadcrumb a:hover{color:#fff}.breadcrumb span{color:rgba(255,255,255,.45)}
.article-tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:4px 14px;margin-bottom:18px;color:var(--tag-color)}
.article-hero h1{font-family:var(--font-display);font-size:clamp(1.7rem,4vw,2.5rem);font-weight:700;line-height:1.25;margin-bottom:18px}
.article-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:.8rem;color:rgba(255,255,255,.7);margin-top:20px}
.disclaimer-box{background:#fefce8;border:1px solid #fde047;border-radius:var(--radius);padding:16px 20px;margin:32px 0;font-size:.825rem;color:#713f12;line-height:1.65}
.disclaimer-box strong{color:#78350f}
.article-layout{max-width:var(--max-w);margin:0 auto;padding:48px 20px;display:grid;grid-template-columns:1fr 300px;gap:48px;align-items:start}
.article-body{min-width:0}
.article-body h2{font-family:var(--font-display);font-size:1.55rem;color:var(--clr-headline);margin:40px 0 16px;line-height:1.3}
.article-body p{color:var(--clr-text);margin-bottom:20px;line-height:1.85;font-size:1.025rem}
.article-body ul{margin:12px 0 20px 24px}
.article-body li{margin-bottom:10px;font-size:1.025rem;line-height:1.75}
.article-body strong{color:var(--clr-headline)}
.lead{font-size:1.1rem !important;color:var(--clr-muted) !important}
.callout{background:var(--clr-cat-lt);border-left:4px solid var(--clr-cat);border-radius:0 var(--radius) var(--radius) 0;padding:18px 22px;margin:28px 0}
.callout p{margin:0;font-size:.95rem;color:var(--clr-headline)}
.callout-warning{background:#fef9c3;border-left:4px solid #eab308;border-radius:0 var(--radius) var(--radius) 0;padding:18px 22px;margin:28px 0}
.callout-warning p{margin:0;font-size:.95rem;color:#713f12}
.takeaways{background:var(--clr-surface);border:1px solid var(--clr-border);border-radius:var(--radius);padding:24px 28px;margin:36px 0}
.takeaways h3{font-family:var(--font-display);font-size:1.1rem;color:var(--clr-cat);margin-bottom:14px}
.takeaways ul{margin:0 0 0 20px}.takeaways li{margin-bottom:8px;font-size:.95rem}
.references{border-top:1px solid var(--clr-border);padding-top:32px;margin-top:48px}
.references h2{font-family:var(--font-display);font-size:1.1rem;color:var(--clr-headline);margin-bottom:16px}
.references ol{margin-left:20px}.references li{font-size:.82rem;color:var(--clr-muted);margin-bottom:10px;line-height:1.6}
.references li a{color:var(--clr-accent);text-decoration:underline;word-break:break-word}
.article-sidebar{position:sticky;top:88px}
.sidebar-card{background:var(--clr-surface);border:1px solid var(--clr-border);border-radius:var(--radius);padding:22px;margin-bottom:20px}
.sidebar-card h4{font-family:var(--font-display);font-size:1rem;color:var(--clr-headline);margin-bottom:14px}
.sidebar-toc{list-style:none}.sidebar-toc li{border-bottom:1px solid var(--clr-border)}.sidebar-toc li:last-child{border-bottom:none}
.sidebar-toc a{display:block;padding:9px 0;font-size:.825rem;color:var(--clr-muted);transition:color .18s}.sidebar-toc a:hover{color:var(--clr-cat)}
.sidebar-related a{display:flex;gap:10px;padding:10px 0;border-bottom:1px solid var(--clr-border);font-size:.825rem;color:var(--clr-text);transition:color .18s}
.sidebar-related a:last-child{border-bottom:none}.sidebar-related a:hover{color:var(--clr-cat)}
.related-tag{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--clr-cat);background:var(--clr-cat-lt);padding:2px 7px;border-radius:4px;white-space:nowrap;align-self:flex-start;margin-top:2px}
.site-footer{background:#0d2620;color:rgba(255,255,255,.92);padding:48px 20px 28px;font-size:.84rem}
.footer-inner{max-width:var(--max-w);margin:0 auto}.footer-bottom{padding-top:24px;display:flex;flex-direction:column;gap:14px}
.footer-links{display:flex;flex-wrap:wrap;gap:20px}.footer-links a{color:rgba(255,255,255,.82)}.footer-links a:hover{color:#fff}
.footer-disclaimer{font-size:.75rem;color:rgba(255,255,255,.72);line-height:1.7;max-width:860px}
.footer-copy{font-size:.75rem;color:rgba(255,255,255,.60)}
@media(max-width:900px){.article-layout{grid-template-columns:1fr}.article-sidebar{position:static}}
@media(max-width:860px){.site-nav{display:none;flex-direction:column;position:absolute;top:68px;left:0;right:0;background:var(--clr-surface);border-bottom:1px solid var(--clr-border);padding:16px 20px;gap:4px}.site-nav.open{display:flex}.nav-toggle{display:block}}