/* navbar.css: navegação e rodapé */

#nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--c-bg);
  border-bottom: 1px solid transparent;
}
#nav.scrolled { border-color: var(--c-border); }

#nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo img { height: 44px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links .nav-link {
  font-size: .86rem;
  font-weight: 500;
  color: var(--c-sub);
  padding: 7px 14px;
}
.nav-links .nav-link:hover,
.nav-links .nav-link:focus-visible { color: var(--c-text); }
.nav-links .nav-link.ativo {
  color: var(--c-text);
  text-decoration: underline;
  text-decoration-color: var(--c-accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 8px;
}
.nav-cta { margin-left: 12px; }

/* Botão do menu: área de toque de 44px */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px; height: 44px;
  margin-right: -10px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--c-text);
}
/* 7px = gap (5px) + altura da barra (2px) */
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
@media (prefers-reduced-motion: no-preference) {
  .hamburger span { transition: transform .25s, opacity .25s; }
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  z-index: 99;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  padding: 12px 20px 24px;
}
.mobile-nav.open { display: block; }
.mobile-nav .nav-link {
  display: block;
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-sub);
  border-bottom: 1px solid var(--c-border);
}
.mobile-nav .nav-link:hover,
.mobile-nav .nav-link.ativo { color: var(--c-accent); }
.mobile-nav .btn { margin-top: 16px; }

/* ── Rodapé ── */
footer {
  padding-top: 40px;
  border-top: 1px solid var(--c-border);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 24px;
}
.f-logo {
  font-family: var(--ff-d);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.f-logo span { color: var(--c-accent); font-style: italic; }
.footer-brand p { font-size: .84rem; line-height: 1.7; max-width: 260px; color: var(--c-text-soft); }

.footer-col h2 {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-sub);
  margin-bottom: 14px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col li { font-size: .84rem; }
.footer-col a:hover,
.footer-col a:focus-visible { color: var(--c-accent); }

.footer-bottom {
  grid-column: 1 / -1;
  border-top: 1px solid var(--c-border);
  padding: 16px 0 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: .78rem;
}
.demo-notice { color: var(--c-sub); }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 600px) {
  .nav-logo img { height: 36px; }
}