/* ============================================================
   BLOG DA FAVA — estilos compartilhados (index + artigos)
   Mesmo design system do site oficial (favamkt.com)
   ============================================================ */
:root{
  --bg:#08070B; --bg-2:#0C0B12; --surface:#121019; --surface-2:#17141F;
  --line:rgba(255,255,255,.07); --line-2:rgba(139,92,246,.30);
  --roxo:#7C3AED; --roxo-b:#A78BFA; --roxo-d:#5B21B6; --glow:rgba(124,58,237,.5);
  --ink:#F5F3FA; --muted:#9C97AD; --muted-2:#615D75; --ok:#4ADE80;
  --maxw:1180px;
  --display:"Helvetica Neue",Helvetica,Arial,"Arial Black",sans-serif;
  --body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:"SF Mono",ui-monospace,"Menlo","Roboto Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--roxo);color:#fff}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.03em;line-height:1.05;margin:0;text-wrap:balance}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--roxo-b);font-weight:600;display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--roxo)}

/* brand */
.brand{display:inline-flex;align-items:flex-end;gap:1px;line-height:1}
.brand__word{font-family:var(--display);font-weight:800;letter-spacing:-.04em;font-size:24px;color:#fff;position:relative;padding-bottom:11px;display:inline-block}
.brand__word .sub{position:absolute;left:2px;bottom:0;font-size:7px;letter-spacing:.2em;font-weight:700;color:var(--roxo-b);white-space:nowrap}
.brand__mark{width:15px;height:27px;overflow:visible;margin-bottom:8px;flex:0 0 auto}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--body);font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:3px;cursor:pointer;border:1px solid transparent;transition:transform .25s,box-shadow .3s,background .3s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn--wa{background:var(--roxo);color:#fff}
.btn--wa:hover{background:#8B4EF0;transform:translateY(-2px);box-shadow:0 16px 44px -14px var(--glow)}

/* nav */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s,border-color .4s,padding .4s;border-bottom:1px solid transparent;padding:18px 0}
header.nav.scrolled{background:rgba(8,7,11,.72);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3);border-bottom-color:var(--line);padding:12px 0}
.nav__in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav__links{display:flex;gap:32px;align-items:center}
.nav__links a{font-size:13.5px;color:var(--muted);font-weight:500;transition:color .25s;position:relative}
.nav__links a:hover,.nav__links a.active{color:#fff}
.nav__links a.active::after{content:"";position:absolute;left:0;bottom:-6px;height:1px;width:100%;background:var(--roxo)}
@media(max-width:640px){.nav__links{display:none}}

/* reading progress */
#bar{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--roxo),var(--roxo-b));z-index:9999;transition:width .1s}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- ÍNDICE DO BLOG ---------- */
.blog-hero{padding:160px 0 30px;position:relative;overflow:hidden}
.blog-hero::before{content:"";position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:760px;height:560px;
  background:radial-gradient(circle,rgba(124,58,237,.22) 0%,transparent 66%);pointer-events:none}
.blog-hero .wrap{position:relative;z-index:1}
.blog-hero h1{font-size:clamp(38px,6vw,72px);letter-spacing:-.045em;max-width:16ch;margin:20px 0 20px}
.blog-hero h1 .hl{color:var(--roxo-b)}
.blog-hero p{color:var(--muted);font-size:clamp(16px,2vw,19px);max-width:56ch;margin:0;line-height:1.6}

.filtros{display:flex;flex-wrap:wrap;gap:10px;padding:36px 0 0}
.filtro-btn{background:transparent;border:1px solid var(--line);color:var(--muted);font-family:var(--body);
  font-size:13.5px;font-weight:600;letter-spacing:.02em;padding:9px 18px;border-radius:100px;cursor:pointer;transition:all .25s}
.filtro-btn:hover{color:#fff;border-color:var(--line-2)}
.filtro-btn.active{background:var(--roxo);border-color:var(--roxo);color:#fff}

.posts-wrap{padding:40px 0 110px}
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:960px){.posts-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.posts-grid{grid-template-columns:1fr}}
.post-card{border:1px solid var(--line);background:var(--surface);border-radius:8px;overflow:hidden;
  display:flex;flex-direction:column;transition:border-color .35s,transform .35s,box-shadow .35s;
  opacity:0;transform:translateY(24px)}
.post-card.in{opacity:1;transform:none}
.post-card:hover{border-color:var(--line-2);transform:translateY(-5px);box-shadow:0 22px 54px -34px var(--glow)}
.post-capa{height:170px;background:linear-gradient(135deg,#1a1030,#0b0a10);background-size:cover;background-position:center;
  position:relative;border-bottom:1px solid var(--line);display:flex;align-items:flex-end}
.post-capa .glyph{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:var(--display);
  font-size:60px;font-weight:800;color:rgba(167,139,250,.13);letter-spacing:-.04em;pointer-events:none}
.post-cat{position:absolute;top:14px;left:14px;background:var(--roxo);color:#fff;font-family:var(--mono);
  font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:6px 11px;border-radius:3px}
.post-body{padding:24px 22px 26px;display:flex;flex-direction:column;flex:1}
.post-meta{font-family:var(--mono);font-size:11px;color:var(--muted-2);letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px}
.post-card h2{font-size:19px;line-height:1.25;letter-spacing:-.02em;margin-bottom:11px;color:#fff}
.post-card p.excerpt{font-size:14px;color:var(--muted);line-height:1.6;margin:0 0 20px;flex:1}
.post-link{font-size:13.5px;font-weight:600;color:var(--roxo-b);display:inline-flex;align-items:center;gap:7px;transition:gap .25s}
.post-card:hover .post-link{gap:11px}
.vazio{grid-column:1/-1;text-align:center;color:var(--muted-2);padding:60px 20px;font-size:15px}

/* ---------- ARTIGO ---------- */
.artigo-head{padding:130px 0 44px;max-width:760px;margin:0 auto}
.voltar{font-family:var(--mono);font-size:12.5px;color:var(--roxo-b);letter-spacing:.05em;display:inline-block;margin-bottom:30px}
.voltar:hover{color:#fff}
.a-cat{display:inline-block;background:var(--roxo);color:#fff;font-family:var(--mono);font-size:10px;font-weight:600;
  letter-spacing:.13em;text-transform:uppercase;padding:6px 12px;border-radius:3px;margin-bottom:22px}
.artigo-head h1{font-size:clamp(30px,5vw,50px);letter-spacing:-.04em;line-height:1.08;margin-bottom:22px}
.a-meta{font-family:var(--mono);font-size:12.5px;color:var(--muted-2);letter-spacing:.05em;text-transform:uppercase;
  border-top:1px solid var(--line);padding-top:20px}
article.post{max-width:720px;margin:0 auto;padding:16px 24px 80px}
article.post p{font-size:18px;line-height:1.85;color:var(--muted);margin:0 0 26px}
article.post p strong,article.post li strong{color:var(--ink);font-weight:700}
article.post h2{font-size:clamp(24px,3vw,32px);letter-spacing:-.03em;margin:52px 0 20px;line-height:1.15;color:#fff}
article.post h3{font-size:21px;margin:36px 0 14px;color:#fff}
article.post ul,article.post ol{margin:0 0 26px 20px;padding:0}
article.post li{font-size:18px;line-height:1.8;color:var(--muted);margin-bottom:10px}
article.post a{color:var(--roxo-b);border-bottom:1px solid var(--line-2)}
article.post a:hover{color:#fff}
article.post blockquote{border-left:3px solid var(--roxo);padding:4px 0 4px 26px;margin:34px 0;
  font-family:var(--display);font-weight:800;font-size:24px;letter-spacing:-.02em;color:#fff;line-height:1.3}
article.post hr{border:none;border-top:1px solid var(--line);margin:48px 0}
/* números / métricas dentro do artigo */
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:8px;overflow:hidden;margin:36px 0}
@media(max-width:640px){.metric-row{grid-template-columns:1fr 1fr}}
.metric-row .m{background:var(--surface);padding:22px 18px}
.metric-row .m b{font-family:var(--display);font-weight:800;font-size:26px;letter-spacing:-.03em;color:#fff;display:block;font-variant-numeric:tabular-nums}
.metric-row .m span{font-size:12.5px;color:var(--muted);display:block;margin-top:6px;line-height:1.3}
.destaque-box{background:rgba(124,58,237,.07);border:1px solid var(--line-2);border-left:3px solid var(--roxo);
  border-radius:4px;padding:22px 24px;margin:32px 0}
.destaque-box p{margin:0;font-size:16px;color:var(--ink);line-height:1.6}

/* CTA do artigo */
.artigo-cta{max-width:720px;margin:0 auto 90px;padding:0 24px}
.artigo-cta-inner{background:linear-gradient(180deg,var(--surface-2),var(--surface));border:1px solid var(--line-2);
  border-radius:12px;padding:44px 40px;text-align:center;box-shadow:0 34px 90px -46px var(--glow)}
.artigo-cta-inner h3{font-size:26px;letter-spacing:-.02em;margin-bottom:12px}
.artigo-cta-inner p{color:var(--muted);margin:0 0 26px;font-size:15px}

/* footer */
footer{border-top:1px solid var(--line);padding:52px 0 40px;background:var(--bg-2)}
.foot{display:flex;align-items:flex-start;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot__tag{color:var(--muted);font-size:15px;max-width:34ch;margin:16px 0 0}
.foot__col h4{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin:0 0 16px;font-weight:600}
.foot__col a{display:block;color:var(--muted);font-size:14.5px;margin-bottom:10px;transition:color .25s}
.foot__col a:hover{color:#fff}
.foot__bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:44px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted-2);font-size:13px;font-family:var(--mono)}
@media(max-width:640px){.foot{flex-direction:column;gap:28px}}

@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}
  .reveal,.post-card{opacity:1!important;transform:none!important;transition:none!important}
}