/* ============================================================
   VidaFit BR — Site público — design Gumroad/Stripe-like
   ============================================================ */
:root{
  --primaria:#1B5E3A;         /* verde escuro — saúde/Brasil */
  --primaria-clara:#3FA65B;   /* verde claro de apoio */
  --primaria-suave:#E7F4EA;
  --destaque:#1B5E3A;         /* CTA/compra segue no verde escuro */
  --destaque-claro:#237A49;
  --branco:#FFFFFF;
  --cinza-50:#FAFAFA;
  --cinza-100:#F5F5F5;
  --cinza-200:#E5E5E5;
  --cinza-300:#D4D4D4;
  --cinza-500:#737373;
  --cinza-700:#404040;
  --preto:#171717;
  --font-titulo:'Poppins',system-ui,-apple-system,sans-serif;
  --font-corpo:'Inter',system-ui,-apple-system,sans-serif;
  --sombra-suave:0 2px 12px rgba(0,0,0,.06);
  --sombra-media:0 8px 28px rgba(0,0,0,.10);
  --sombra-forte:0 16px 48px rgba(0,0,0,.16);
  --radius:14px;
  --radius-lg:22px;
  --radius-full:999px;
  --transition:.22s ease;
  --container:1180px;
}

*{box-sizing:border-box}
body{margin:0;font-family:var(--font-corpo);color:var(--preto);background:var(--branco);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--cinza-200)}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-titulo);font-weight:700;font-size:1.25rem;color:var(--preto)}
.brand-badge{width:38px;height:38px;border-radius:var(--radius-full);background:var(--primaria);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem}

/* Hero */
.hero{padding:64px 0 48px;text-align:center}
.hero h1{font-family:var(--font-titulo);font-size:clamp(1.8rem,4vw,2.6rem);font-weight:700;margin:0 0 14px;line-height:1.2}
.hero p{color:var(--cinza-500);font-size:1.05rem;max-width:600px;margin:0 auto}

/* Grid de eBooks */
.ebooks-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:26px;padding:8px 0 80px}
.ebook-card{background:var(--branco);border:1px solid var(--cinza-200);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--transition),box-shadow var(--transition);display:flex;flex-direction:column}
.ebook-card:hover{transform:translateY(-4px);box-shadow:var(--sombra-media)}
.ebook-card-cover{aspect-ratio:3/4;background:var(--cinza-100);display:flex;align-items:center;justify-content:center;padding:18px}
.ebook-card-cover img{max-width:100%;max-height:100%;object-fit:contain;border-radius:6px;box-shadow:0 6px 20px rgba(0,0,0,.14)}
.ebook-card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.ebook-card-title{font-family:var(--font-titulo);font-weight:600;font-size:1.05rem;line-height:1.35}
.ebook-card-desc{color:var(--cinza-500);font-size:.9rem;flex:1}
.ebook-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.ebook-card-price{font-weight:700;color:var(--primaria);font-family:var(--font-titulo)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:var(--radius-full);font-weight:600;font-size:.9rem;padding:10px 20px;border:1.5px solid transparent;cursor:pointer;transition:all var(--transition)}
.btn-primary{background:var(--primaria);color:#fff}
.btn-primary:hover{background:#154D30;transform:translateY(-1px)}
.btn-outline{border-color:var(--primaria);color:var(--primaria);background:transparent}
.btn-outline:hover{background:var(--primaria-suave)}
.btn-cta{background:var(--destaque);color:#fff;width:100%;padding:15px 24px;font-size:1rem;box-shadow:0 6px 20px rgba(27,94,58,.3)}
.btn-cta:hover{background:var(--destaque-claro);transform:translateY(-1px)}

.empty-state{text-align:center;padding:80px 20px;color:var(--cinza-500)}

/* Landing page do eBook */
.breadcrumb{font-size:.85rem;color:var(--cinza-500);padding:20px 0 0}
.breadcrumb a{color:var(--primaria)}
.lp-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:start;padding:32px 0 80px}
@media (max-width:860px){.lp-wrap{grid-template-columns:1fr;gap:28px}}
.lp-cover{position:sticky;top:88px;background:var(--cinza-100);border-radius:var(--radius-lg);border:1px solid var(--cinza-200);display:flex;align-items:center;justify-content:center;padding:32px;aspect-ratio:3/4}
.lp-cover img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px;box-shadow:0 10px 36px rgba(0,0,0,.18)}
@media (max-width:860px){.lp-cover{position:static;aspect-ratio:unset;padding:16px}.lp-cover img{max-height:280px}}

.lp-title{font-family:var(--font-titulo);font-size:clamp(1.6rem,3.4vw,2.2rem);font-weight:700;line-height:1.25;margin:0 0 14px}
.lp-resumo{font-size:1rem;color:var(--cinza-700);border-left:3px solid var(--primaria);padding-left:14px;font-style:italic;margin-bottom:18px}
.lp-desc{color:var(--cinza-700);line-height:1.85;margin-bottom:28px;white-space:pre-line}
.divisor{border:none;border-top:1px solid var(--cinza-200);margin:24px 0}

.lp-preco-wrap{display:flex;align-items:baseline;gap:10px;margin-bottom:20px}
.lp-preco{font-size:2.1rem;font-weight:800;color:var(--primaria);font-family:var(--font-titulo)}
.lp-preco-old{font-size:1.1rem;color:var(--cinza-300);text-decoration:line-through;font-weight:500}

.beneficios{list-style:none;margin:0 0 28px;padding:0;display:flex;flex-direction:column;gap:12px}
.beneficios li{display:flex;align-items:flex-start;gap:10px;font-size:.96rem;color:var(--cinza-700)}
.beneficios li::before{content:'✓';flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--primaria-suave);color:var(--primaria);font-weight:700;font-size:.78rem;display:flex;align-items:center;justify-content:center;margin-top:2px}

.faq-section{margin-top:16px}
.faq-item{border-bottom:1px solid var(--cinza-200)}
.faq-q{padding:16px 0;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.96rem}
.faq-a{padding:0 0 16px;color:var(--cinza-500);font-size:.92rem;display:none;line-height:1.7}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-arrow{transform:rotate(45deg)}
.faq-arrow{transition:transform var(--transition);font-size:1.1rem;color:var(--primaria)}

.section-title{font-family:var(--font-titulo);font-size:1.4rem;font-weight:700;margin:0 0 20px}

/* Footer */
.site-footer{border-top:1px solid var(--cinza-200);padding:36px 0;margin-top:40px;text-align:center;color:var(--cinza-500);font-size:.85rem}