/* ============================================================
   SITE NAV INJECTION — tema1-osciladores.html
   Self-contained: no dependency on main.css.
   Uses only .site-nav and child selectors to avoid conflicts
   with Tarea1's own stylesheet.
============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@600;700;800&display=swap');

/* Push body content below the fixed nav */
body { padding-top: 64px; }

/* ── Nav bar ── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: rgba(9, 0, 64, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s;
}

.site-nav-logo {
  font-family: 'Nunito', sans-serif;
  font-weight: 800;
  font-size: 1.05rem;
  color: #ffffff;
  text-decoration: none;
  letter-spacing: -0.3px;
}
.site-nav-logo span { color: #00d527; }

.site-nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav-links a {
  font-family: 'Nunito', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  color: #e2e8f0;
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color 0.2s;
}
.site-nav-links a:hover,
.site-nav-links a.active { color: #00d527; }

.site-nav-links .nav-ext {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  transition: all 0.2s;
}
.site-nav-links .nav-ext:hover {
  background: rgba(0, 213, 39, 0.10);
  border-color: #00d527;
  color: #00d527;
}

/* Breadcrumb below nav */
.site-breadcrumb {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 999;
  height: 32px;
  display: flex;
  align-items: center;
  padding: 0 32px;
  background: rgba(6, 9, 15, 0.75);
  border-bottom: 1px solid rgba(31, 45, 66, 0.7);
  font-family: 'Nunito', sans-serif;
  font-size: 0.72rem;
  color: #4a5568;
  gap: 6px;
}
.site-breadcrumb a {
  color: #4a5568;
  text-decoration: none;
  transition: color 0.2s;
}
.site-breadcrumb a:hover { color: #00d527; }
.site-breadcrumb .crumb-sep { color: #1f2d42; }
.site-breadcrumb .crumb-current { color: #8892a4; }

/* Offset the page content for both nav + breadcrumb */
body { padding-top: 96px; }

@media (max-width: 640px) {
  .site-nav { padding: 0 16px; }
  .site-nav-links { gap: 16px; }
  .site-nav-links .nav-ext { display: none; }
  .site-breadcrumb { padding: 0 16px; }
  body { padding-top: 96px; }
}