:root{
  --orange:#ff5a2f;
  --orange-dark:#e94820;
  --yellow:#ffd43b;
  --blue:#3483fa;
  --ink:#24272b;
  --muted:#6b7280;
  --line:#e8e8e8;
  --bg:#f5f5f5;
  --card:#fff;
  --green:#00a650;
  --soft-orange:#fff4ef;
  --soft-yellow:#fff9da;
  --soft-blue:#eef5ff;
  --shadow:0 8px 28px rgba(0,0,0,.08);
  --shadow-soft:0 4px 16px rgba(0,0,0,.045);
  --radius:16px;
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

.market-strip{height:5px;background:linear-gradient(90deg,var(--orange) 0 48%,var(--yellow) 48% 75%,var(--blue) 75%)}
.site-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 10px rgba(0,0,0,.04)}
.header-inner{max-width:1240px;margin:auto;padding:13px 22px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:11px;min-width:max-content}
.brand-mark{width:44px;height:44px;border-radius:13px;background:linear-gradient(145deg,var(--orange),#ff784f);display:grid;place-items:center;color:#fff;font-size:21px;font-weight:900;box-shadow:0 8px 20px rgba(255,90,47,.25)}
.brand strong{display:block;font-size:20px;letter-spacing:-.03em}
.nav{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.nav a{border:1px solid var(--line);background:#fff;padding:10px 13px;border-radius:10px;font-weight:700;font-size:13px;color:#4b5563;transition:.18s}
.nav a:hover,.nav a.active{border-color:#ffb49f;background:var(--soft-orange);color:var(--orange-dark)}

.blog-hero{background:linear-gradient(105deg,#fff0e9 0%,#fff8d4 62%,#eef5ff 100%);border-bottom:1px solid #eee}
.hero-inner{max-width:1240px;margin:auto;padding:42px 22px 38px;position:relative}
.crumb{font-size:12px;color:#777;margin-bottom:14px}
.crumb a{color:var(--orange-dark);font-weight:700}
.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;background:#fff;border:1px solid rgba(255,90,47,.18);border-radius:999px;color:var(--orange-dark);font-size:12px;font-weight:800}
h1{font-size:clamp(34px,4.6vw,58px);line-height:1.02;letter-spacing:-.055em;margin:16px 0 13px;max-width:860px}
.hero-inner>p{max-width:760px;font-size:17px;line-height:1.65;color:#555;margin:0}
.hero-inner::after{content:"";position:absolute;right:22px;top:26px;width:180px;height:180px;border-radius:50%;background:radial-gradient(circle,var(--yellow) 0%,rgba(255,212,59,.25) 45%,transparent 72%);opacity:.65;pointer-events:none}

.wrap{max-width:1240px;margin:auto;padding:28px 22px 60px}

/* Blog index */
.blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.post-card{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:21px;box-shadow:var(--shadow-soft);transition:.18s;display:flex;flex-direction:column;min-height:240px}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.post-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--orange) 0 48%,var(--yellow) 48% 75%,var(--blue) 75%)}
.post-card .cat{display:inline-flex;align-self:flex-start;padding:6px 10px;border-radius:999px;background:var(--soft-orange);border:1px solid #ffd8cb;color:var(--orange-dark);font-size:10px;font-weight:900;text-transform:uppercase;letter-spacing:.09em}
.post-card h2{font-size:22px;letter-spacing:-.03em;line-height:1.18;margin:12px 0 10px;max-width:24ch}
.post-card p{color:#666;font-size:13px;line-height:1.68;margin:0 0 18px}
.post-card .read{margin-top:auto;display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:12px;font-weight:900}
.post-card .read::after{content:"→";font-size:14px}
.post-card:nth-child(1){grid-column:span 2;min-height:280px;background:linear-gradient(135deg,#fff 0%,#fff5ef 64%,#fff9da 100%)}
.post-card:nth-child(1) h2{font-size:30px;max-width:18ch}
.post-card:nth-child(1) p{max-width:56ch;font-size:14px}
.post-card:nth-child(1)::after{content:"Artigo em destaque";position:absolute;right:18px;top:18px;padding:8px 11px;border-radius:999px;background:#fff;border:1px solid #ffe0d6;color:var(--orange-dark);font-size:11px;font-weight:900;box-shadow:0 6px 18px rgba(255,90,47,.08)}

/* Article page */
.article-layout{display:grid;grid-template-columns:minmax(0,780px) minmax(280px,320px);gap:20px;align-items:start}
.article,.side-card,.related a{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.article{border-radius:18px;padding:34px;overflow:hidden}
.article-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.pill{background:#f7f7f7;border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:10px;font-weight:800;color:#666}
.article .lead{font-size:18px;line-height:1.74;color:#4c4c4c;margin:0 0 24px;padding:0 0 22px;border-bottom:1px solid #f0f0f0}
.article section + section{margin-top:10px}
.article h2{font-size:27px;letter-spacing:-.03em;line-height:1.2;margin:30px 0 10px}
.article p{font-size:15px;line-height:1.84;color:#444;margin:0 0 15px}
.article ul,.article ol{padding-left:20px;color:#444}
.article li{font-size:15px;line-height:1.8;margin-bottom:8px}
.tool-cta{margin:30px 0 10px;padding:22px;border-radius:16px;background:linear-gradient(105deg,#fff3ed,#fff9dc);border:1px solid #ffe0d6;position:relative;overflow:hidden}
.tool-cta::after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;background:rgba(255,212,59,.28);top:-40px;right:-35px}
.tool-cta strong{position:relative;display:block;font-size:18px;letter-spacing:-.02em}
.tool-cta p{position:relative;margin:7px 0 15px;font-size:13px;color:#555}
.tool-cta a{position:relative;display:inline-flex;align-items:center;gap:8px;background:var(--orange);color:#fff;padding:11px 14px;border-radius:10px;font-size:12px;font-weight:900;box-shadow:0 10px 24px rgba(255,90,47,.18)}
.tool-cta a:hover{background:var(--orange-dark)}
.faq{margin-top:34px;border-top:1px solid var(--line);padding-top:10px}
.faq h2{margin-top:16px}
.faq details{border-bottom:1px solid #eee;padding:14px 0}
.faq summary{font-weight:850;cursor:pointer;font-size:14px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;color:var(--orange-dark);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{font-size:13px;margin:10px 0 2px}
.related{margin-top:34px}
.related h2{font-size:24px;letter-spacing:-.03em}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.related a{border-radius:12px;padding:16px;font-size:12px;font-weight:800;line-height:1.5;transition:.18s}
.related a:hover{transform:translateY(-1px);border-color:#ffb49f;color:var(--orange-dark)}

.side{position:sticky;top:88px}
.side-card{border-radius:15px;padding:19px;margin-bottom:14px}
.side-card h3{font-size:14px;margin:0 0 12px;letter-spacing:-.01em}
.side-card a{display:block;padding:10px 0;border-bottom:1px solid #eee;color:#555;font-size:12px;line-height:1.45;transition:.18s}
.side-card a:last-child{border-bottom:0}
.side-card a:hover{color:var(--orange-dark)}
.side-card a b{color:var(--blue)}

.footer{background:#fff;border-top:1px solid var(--line);padding:28px 22px;color:#777}
.footer-inner{max-width:1240px;margin:auto;display:flex;justify-content:space-between;gap:20px;font-size:11px;align-items:center}
.footer b{color:#333}

/* Responsive */
@media(max-width:1050px){
  .blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-card:nth-child(1){grid-column:1/-1}
  .article-layout{grid-template-columns:1fr}
  .side{position:static}
}
@media(max-width:850px){
  .related-grid{grid-template-columns:1fr}
}
@media(max-width:700px){
  .header-inner{padding:11px 14px}
  .nav a{padding:8px 10px;font-size:11px}
  .hero-inner{padding:30px 15px}
  .wrap{padding:22px 14px 46px}
  .hero-inner::after{display:none}
  .article{padding:22px}
  .article h2{font-size:24px}
}
@media(max-width:560px){
  .brand strong{font-size:16px}
  .blog-grid{grid-template-columns:1fr;gap:12px}
  .post-card,.post-card:nth-child(1){grid-column:auto;min-height:auto}
  .post-card:nth-child(1) h2{font-size:24px}
  .post-card h2{font-size:20px}
  .footer-inner{flex-direction:column;align-items:flex-start}
}