/* =========================================================
   Tokens de design — troque estes valores por LP (cor/fonte da marca)
   ========================================================= */
:root {
  --color-bg: #ffffff;
  --color-surface: #f6f7f9;
  --color-text: #1a1a1a;
  --color-muted: #5b6270;
  --color-border: #e4e7ec;

  /* Cor de ação (CTA) — placeholder, substitua pela cor da marca */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-on-primary: #ffffff;

  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --font-display: var(--font-body); /* troque por uma fonte de destaque, se quiser */

  --maxw: 1080px;
  --radius: 10px;
  --space: 1rem;
  --section-y: 4rem;
}

/* =========================================================
   Base
   ========================================================= */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.25rem;
}

h1, h2 { font-family: var(--font-display); line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
.lead { font-size: 1.15rem; color: var(--color-muted); }
.reassure { font-size: 0.9rem; color: var(--color-muted); margin-top: 0.75rem; }

/* =========================================================
   Botões / CTA
   ========================================================= */
.btn {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  border: 0;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.btn-sm { padding: 0.55rem 1rem; font-size: 0.9rem; }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-hover); }

/* Foco visível (acessibilidade) */
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

/* =========================================================
   Cabeçalho
   ========================================================= */
.site-header { border-bottom: 1px solid var(--color-border); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem; padding-bottom: 1rem;
}
.logo { font-weight: 700; text-decoration: none; }

/* =========================================================
   Seções
   ========================================================= */
.section { padding: var(--section-y) 0; }
.section-alt { background: var(--color-surface); }

/* Hero */
.hero { padding: var(--section-y) 0; }
.hero-inner { display: grid; gap: 2rem; }
.hero-media img { border-radius: var(--radius); }

/* Benefícios */
.benefits { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; }
.benefits li {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

/* Prova */
.proof { margin: 0; padding: 1.5rem; border-left: 4px solid var(--color-primary); background: var(--color-bg); }
.proof cite { display: block; margin-top: 0.5rem; color: var(--color-muted); font-style: normal; }

/* CTA / formulário */
.cta-section { background: var(--color-surface); }
.cta-inner { max-width: 560px; }
.lead-form { display: grid; gap: 0.75rem; margin-top: 1.25rem; }
.lead-form input {
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 1rem;
}
.form-message { margin: 0.25rem 0 0; font-size: 0.95rem; color: var(--color-muted); min-height: 1.2em; }

/* FAQ */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}
.faq summary { cursor: pointer; font-weight: 600; }

/* Rodapé */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* =========================================================
   Responsivo (desktop a partir de 768px)
   ========================================================= */
@media (min-width: 768px) {
  h1 { font-size: 2.75rem; }
  h2 { font-size: 2rem; }
  .hero-inner { grid-template-columns: 1fr 1fr; align-items: center; }
  .benefits { grid-template-columns: repeat(3, 1fr); }
}

/* Respeita quem prefere menos animação */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}