/*
 * nav.css — Navegación principal
 */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 4rem;
  background: var(--nav-bg);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  transition: var(--t-speed), padding .3s;
}

.nav-logo { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.nav-logo img {
  height: 36px; width: auto;
  mix-blend-mode: var(--logo-blend);
  filter: var(--logo-filter);
  transition: filter .4s;
}
/* Logo generado por WP (custom_logo) */
.nav-logo .custom-logo-link { display: flex; }
.nav-logo .custom-logo      { height: 36px; width: auto; }

.nav-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-name     { font-family: "Fraunces", serif; font-size: 1.2rem; font-weight: 400; letter-spacing: .02em; color: var(--text); }
.logo-name em  { font-style: italic; background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-tagline  { font-family: "JetBrains Mono", monospace; font-size: .58rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a, .nav-links > a {
  font-size: .8rem; font-weight: 600; letter-spacing: .04em;
  color: var(--muted); text-decoration: none;
  transition: color .2s; position: relative;
}
.nav-links a::after, .nav-links > a::after {
  content: ""; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 1.5px; background: var(--grad);
  transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.nav-links a:hover, .nav-links > a:hover { color: var(--text); }
.nav-links a:hover::after, .nav-links > a:hover::after { transform: scaleX(1); }
.nav-links a[aria-current="page"] { color: var(--text); }

.nav-right { display: flex; align-items: center; gap: 1rem; }

.theme-toggle {
  width: 44px; height: 24px;
  background: var(--border); border: 1.5px solid var(--border);
  border-radius: 12px; cursor: pointer;
  position: relative; display: flex; align-items: center; padding: 2px;
  transition: border-color .3s;
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--accent); }
.toggle-thumb {
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--grad);
  transition: transform .3s cubic-bezier(.4, 0, .2, 1);
  display: flex; align-items: center; justify-content: center; font-size: 10px;
}
[data-theme="dark"]  .toggle-thumb { transform: translateX(20px); }
[data-theme="light"] .toggle-thumb { transform: translateX(0); }

.nav-cta {
  font-family: "JetBrains Mono", monospace;
  font-size: .72rem; letter-spacing: .08em;
  color: #fff; background: var(--grad);
  padding: .55rem 1.4rem; text-decoration: none;
  border-radius: 6px; font-weight: 500;
  transition: opacity .2s, transform .2s, box-shadow .2s;
  box-shadow: 0 4px 16px rgba(139, 92, 246, .3);
}
.nav-cta:hover { opacity: .9; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(139, 92, 246, .4); }