/* Blog Sou Futsal — editorial leve, focado em leitura e SEO.
   Independente do app.css de propósito: página estática, carrega só o que precisa. */
:root {
  --bg: #FBFBFD;
  --panel: #FFFFFF;
  --text: #14172B;
  --dim: #5A6072;
  --line: #E7E9F0;
  --navy: #0D1330;
  --navy-2: #1B2452;
  --accent: #F2A900;
  --accent-soft: #FFF4DC;
  --green: #1FB671;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  line-height: 1.7; font-size: 17px;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

/* topo */
.bg-top {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 14px;
  padding: 12px clamp(16px, 4vw, 40px);
  background: rgba(13, 19, 48, .92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  color: #fff;
}
.bg-top a { text-decoration: none; }
.bg-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 16px; color: #fff; }
.bg-brand img { width: 34px; height: 34px; border-radius: 9px; }
.bg-brand small { font-weight: 650; color: var(--accent); }
.bg-top-spacer { flex: 1; }
.bg-cta {
  padding: 9px 18px; border-radius: 999px; background: var(--accent); color: #14172B;
  font-weight: 750; font-size: 13.5px; white-space: nowrap;
  box-shadow: 0 6px 16px rgba(242, 169, 0, .35);
  transition: transform .12s ease, filter .15s ease;
}
.bg-cta:hover { filter: brightness(1.05); }
.bg-cta:active { transform: scale(.97); }

/* migalhas */
.bg-crumbs { max-width: 760px; margin: 0 auto; padding: 18px clamp(16px, 4vw, 24px) 0; font-size: 12.5px; color: var(--dim); }
.bg-crumbs a { color: var(--dim); }
.bg-crumbs a:hover { color: var(--accent); }

/* hero do índice */
.bg-hero { background: linear-gradient(180deg, var(--navy) 0%, var(--navy-2) 100%); color: #fff; padding: clamp(36px, 7vw, 72px) clamp(16px, 4vw, 40px); text-align: center; }
.bg-hero h1 { font-size: clamp(28px, 5vw, 44px); font-weight: 850; letter-spacing: -.02em; line-height: 1.15; text-wrap: balance; }
.bg-hero p { max-width: 620px; margin: 14px auto 0; color: #C6CBE0; font-size: clamp(15px, 2.2vw, 17.5px); }

/* grade de matérias */
.bg-grid { max-width: 1020px; margin: 0 auto; padding: clamp(24px, 5vw, 48px) clamp(16px, 4vw, 24px) 64px; display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 22px; }
.bg-card { background: var(--panel); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; text-decoration: none; display: flex; flex-direction: column; transition: transform .15s ease, box-shadow .2s ease; }
.bg-card:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(20, 23, 43, .1); }
.bg-card img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.bg-card-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.bg-tag { align-self: flex-start; font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: #A87400; background: var(--accent-soft); padding: 4px 10px; border-radius: 999px; }
.bg-card h2 { font-size: 18.5px; font-weight: 800; letter-spacing: -.01em; line-height: 1.3; }
.bg-card p { font-size: 14px; color: var(--dim); }

/* artigo */
.bg-article { max-width: 760px; margin: 0 auto; padding: 10px clamp(16px, 4vw, 24px) 40px; }
.bg-article .bg-tag { margin-top: 18px; }
.bg-article h1 { font-size: clamp(27px, 5vw, 40px); font-weight: 850; letter-spacing: -.02em; line-height: 1.15; margin: 12px 0 10px; text-wrap: balance; }
.bg-meta { font-size: 13px; color: var(--dim); margin-bottom: 22px; }
.bg-article .hero { border-radius: 18px; margin-bottom: 28px; aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.bg-article h2 { font-size: clamp(21px, 3.4vw, 27px); font-weight: 820; letter-spacing: -.015em; margin: 40px 0 12px; line-height: 1.25; }
.bg-article h3 { font-size: 18.5px; font-weight: 800; margin: 28px 0 8px; }
.bg-article p { margin: 0 0 16px; }
.bg-article ul, .bg-article ol { margin: 0 0 16px 22px; }
.bg-article li { margin-bottom: 7px; }
.bg-article strong { font-weight: 750; }

/* diagrama de quadra (SVG inline) */
.bg-quadra { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 14px 14px 10px; margin: 6px 0 8px; }
.bg-quadra svg { width: 100%; height: auto; border-radius: 10px; }
.bg-legenda { font-size: 12.5px; color: var(--dim); margin: 0 0 24px; padding: 0 4px; }
.bg-legenda b { color: var(--text); }

/* caixa de CTA pro app */
.bg-cta-box { background: var(--navy); color: #fff; border-radius: 18px; padding: 24px 22px; margin: 34px 0; text-align: center; }
.bg-cta-box h3 { margin: 0 0 6px; font-size: 19px; font-weight: 820; }
.bg-cta-box p { color: #C6CBE0; font-size: 14.5px; margin: 0 0 16px; }
.bg-cta-box a { display: inline-block; padding: 12px 26px; border-radius: 999px; background: var(--accent); color: #14172B; font-weight: 800; font-size: 15px; text-decoration: none; box-shadow: 0 8px 20px rgba(242, 169, 0, .35); }

/* FAQ */
.bg-faq { border-top: 1px solid var(--line); margin-top: 8px; }
.bg-faq details { border-bottom: 1px solid var(--line); padding: 14px 4px; }
.bg-faq summary { font-weight: 750; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.bg-faq summary::after { content: '+'; color: var(--accent); font-weight: 800; }
.bg-faq details[open] summary::after { content: '–'; }
.bg-faq details p { margin: 10px 0 0; color: var(--dim); font-size: 15px; }

/* rodapé */
.bg-foot { background: var(--navy); color: #9AA1BD; padding: 30px clamp(16px, 4vw, 40px) 42px; text-align: center; font-size: 13px; }
.bg-foot nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; margin-bottom: 14px; }
.bg-foot a { color: #C6CBE0; text-decoration: none; font-weight: 650; }
.bg-foot a:hover { color: var(--accent); }

@media (max-width: 540px) {
  body { font-size: 16px; }
  .bg-brand small { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .bg-card { transition: none; } }

/* diagramas agora são <img src=svg> (indexáveis no Google Imagens) — mesmo visual do inline */
.bg-quadra img { width: 100%; height: auto; border-radius: 10px; display: block; }