/* ============================================================
   COMPONENTE — Navbar
   Para alterar: altura, logo, links, botão CTA
============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: 64px;
  display: flex;
  align-items: center;
  background: transparent;
  transition:
    background       .4s var(--ease),
    backdrop-filter  .4s var(--ease),
    border-color     .4s var(--ease);
  border-bottom: 1px solid transparent;
}

/* Estado após scroll — blur glassmorphism */
.nav.scrolled {
  background: var(--nav-blur);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -.03em;
  color: var(--text);
  flex-shrink: 0;
}


/* Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin-left: 16px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text2);
  transition: color .2s;
  letter-spacing: -.01em;
}

.nav-links a:hover { color: var(--text); }

/* Ações (botões) */
.nav-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hamburger — escondido por padrão, visível via responsive.css */
.nav-hamburger { display: none; }

/* Botão troca de tema */
.btn-theme {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--glass2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text2);
  transition: all .2s;
  flex-shrink: 0;
}

.btn-theme:hover {
  color: var(--text);
  border-color: var(--border2);
}

.btn-theme svg { width: 16px; height: 16px; }

/* Ícone sol/lua conforme tema */
.btn-theme .icon-sun  { display: none; }
.btn-theme .icon-moon { display: block; }
[data-theme="light"] .btn-theme .icon-sun  { display: block; }
[data-theme="light"] .btn-theme .icon-moon { display: none; }

/* Botão CTA Download */
.btn-nav-cta {
  height: 34px;
  padding: 0 16px;
  border-radius: 99px;
  background: var(--accent);
  color: #000;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: -.01em;
  transition: opacity .2s, transform .2s;
  /* Alinhamento óptico: flex anula o line-height herdado do body (1.6) */
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.btn-nav-cta:hover {
  opacity: .85;
  transform: scale(.98);
}