* =========================
   🧠 RESET
========================= */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #FFFFFF;
  color: #111111;
}

/* =========================
   🟦 BOTÓN HAMBURGUESA
========================= */
.btn-menu {
  font-size: 28px;
  background: none;
  border: none;
  cursor: pointer;
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 2000;
  color: #0B2A3C;
}

/* =========================
   📱 MENÚ LATERAL
========================= */
.menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 260px;
  height: 100%;
  background: #FFFFFF;

  transform: translateX(-100%);
  transition: transform 0.3s ease;

  display: flex;
  flex-direction: column;
  padding-top: 60px;

  z-index: 1000;
}

/* MENÚ ACTIVO */
.menu.activo {
  transform: translateX(0);
}

/* =========================
   📄 LINKS DEL MENÚ
========================= */
.menu a {
  padding: 15px;
  text-decoration: none;
  color: #0B2A3C;
  font-weight: bold;
  transition: 0.2s;
}

/* HOVER DORADO */
.menu a:hover {
  background: #D4A84F;
  color: #111111;
}

/* =========================
   🌑 OVERLAY
========================= */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 42, 60, 0.6);

  opacity: 0;
  pointer-events: none;
  transition: 0.3s;

  z-index: 900;
}

.overlay.activo {
  opacity: 1;
  pointer-events: all;
}

/* =========================
   📄 CONTENIDO
========================= */
#contenido {
  padding: 20px;
  transition: transform 0.3s ease;
}

#contenido.activo {
  transform: translateX(260px);
}

/* =========================
   💥 BOTONES GENERALES
========================= */
button {
  background: #D4A84F;
  color: #111111;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  font-weight: bold;
}

button:hover {
  background: #0B2A3C;
  color: #FFFFFF;
}

/* =========================
   💻 ESCRITORIO
========================= */
@media (min-width: 769px) {

  .btn-menu {
    display: none;
  }

  .menu {
    position: static;
    transform: none;
    width: 100%;
    height: auto;
    flex-direction: row;
    background: #0B2A3C;
    padding: 0;
  }

  .menu a {
    color: #FFFFFF;
    padding: 15px;
  }

  .menu a:hover {
    background: #D4A84F;
    color: #111111;
  }

  .overlay {
    display: none;
  }

  #contenido {
    transform: none !important;
  }
}