/* ============================================
   GoVertice — Design tokens
   Paleta sóbria, light mode, sem gradientes.
   Hover reservado a botões (.cta) e links de ação.
============================================ */
:root {
  --color-bg:          #FAFAF7;  /* fundo geral — branco levemente quente, não puro branco */
  --color-surface:     #FFFFFF;  /* cards e blocos */
  --color-ink:         #1C2B29;  /* texto principal — quase preto, tom verde-escuro */
  --color-ink-muted:   #56655F;  /* texto secundário */
  --color-border:      #E1E6E2;
  --color-accent:      #1F5C4E;  /* verde-teal profundo — cor de marca */
  --color-accent-hover:#163F35;  /* estado de hover, sólido, sem gradiente */

  --font-display: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  --radius: 4px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-ink);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.25; color: var(--color-ink); }
h1 { font-size: 2.25rem; margin-bottom: 1rem; }
h2 { font-size: 1.5rem; margin-bottom: 0.75rem; }
p  { color: var(--color-ink-muted); }

a { color: var(--color-accent); text-decoration: none; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }

/* ---------- Header / menu ---------- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-ink);
}
.logo img { display: block; }

.main-nav ul { list-style: none; display: flex; gap: 1.75rem; }
.main-nav a {
  color: var(--color-ink);
  font-size: 0.95rem;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.main-nav a:hover { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.main-nav a.active { color: var(--color-accent); border-bottom-color: var(--color-accent); }

/* ---------- Hero ---------- */
.hero { padding: 4rem 0 3rem; }
.hero h1 { max-width: 40rem; }
.hero p { max-width: 34rem; font-size: 1.05rem; }

/* ---------- Blocos de segmento (grid 3 colunas, peso igual) ---------- */
.segmentos { padding: 1rem 0 4rem; }
.grid-3-colunas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}
.bloco-segmento {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent); /* único acento estrutural — sem gradiente */
  border-radius: var(--radius);
  padding: 1.75rem;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.bloco-segmento .icon { width: 40px; height: 40px; color: var(--color-accent); margin-bottom: 0.75rem; }
.bloco-segmento h2 { font-size: 1.2rem; }
.bloco-segmento p { flex-grow: 1; margin-bottom: 1.25rem; font-size: 0.95rem; }

/* ---------- Botões (CTA) — único lugar com hover forte ---------- */
.cta {
  display: inline-block;
  background: var(--color-accent);
  color: #FFFFFF;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.cta:hover { background: var(--color-accent-hover); }
.cta.secundario {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}
.cta.secundario:hover { background: var(--color-accent); color: #fff; }

/* ---------- Páginas internas ---------- */
.page-header { padding: 3rem 0 1.5rem; border-bottom: 1px solid var(--color-border); }
.page-content { padding: 2.5rem 0; max-width: 42rem; }
.page-content h2 { margin-top: 2rem; }
.page-content ul { margin: 0.5rem 0 1rem 1.25rem; color: var(--color-ink-muted); }
.page-content li { margin-bottom: 0.4rem; }
.page-cta { margin-top: 2rem; }

/* ---------- Formulário de contato ---------- */
.form-contato { max-width: 32rem; }
.form-group { margin-bottom: 1.1rem; }
.form-group label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 0.35rem; color: var(--color-ink); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-ink);
  background: var(--color-surface);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-hp { position: absolute; left: -9999px; } /* honeypot anti-spam, invisível */

.alerta { padding: 0.9rem 1rem; border-radius: var(--radius); margin-bottom: 1.5rem; font-size: 0.95rem; }
.alerta.sucesso { background: #EAF3EE; color: var(--color-accent-hover); border: 1px solid var(--color-accent); }
.alerta.erro { background: #FBEAEA; color: #8A2E2E; border: 1px solid #D98E8E; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
  padding: 2.5rem 0;
  background: var(--color-surface);
}
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1.5rem; }
.footer-empresa strong { font-family: var(--font-display); font-size: 1.1rem; }
.footer-empresa p, .footer-contato p, .footer-copy p { font-size: 0.9rem; color: var(--color-ink-muted); margin-top: 0.3rem; }
.footer-contato a, .footer-copy a { color: var(--color-ink-muted); transition: color 0.15s ease; }
.footer-contato a:hover { color: var(--color-accent); }

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  .grid-3-colunas { grid-template-columns: 1fr; }
  .header-inner { flex-direction: column; gap: 0.75rem; }
  .main-nav ul { flex-wrap: wrap; justify-content: center; gap: 1rem; }
  h1 { font-size: 1.75rem; }
}