/* Header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 13, 12, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.nav__logo img { border-radius: 50%; }

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav__toggle span {
  display: block;
  height: 2px;
  width: 20px;
  margin: 0 auto;
  background: var(--color-text);
}

.nav__menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-bg-elevated);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3);
}
.nav__menu--abierto { display: flex; }

.nav__link {
  color: var(--color-text);
  font-weight: 500;
}
.nav__link:hover { color: var(--color-lime); text-decoration: none; }
.nav__link--activo { color: var(--color-lime); }

.nav__cta { align-self: flex-start; }

@media (min-width: 1100px) {
  .nav__toggle { display: none; }
  .nav__menu {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    background: transparent;
    border: none;
    padding: 0;
    gap: var(--space-4);
  }
  .nav__cta { align-self: center; }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
  margin-top: var(--space-6);
  background: var(--color-bg-elevated);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
}

.footer__logo { border-radius: 50%; margin-bottom: var(--space-2); }

.footer__col h3 {
  color: var(--color-lime);
  font-size: 1rem;
  margin-bottom: var(--space-2);
}

.footer__lista li { margin-bottom: var(--space-1); }
.footer__lista a { color: var(--color-text-muted); }
.footer__lista a:hover { color: var(--color-cyan); }

.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) 0;
  text-align: center;
  font-size: 0.85rem;
}
.footer__bottom p { margin: 0; }

@media (min-width: 768px) {
  .footer__grid { grid-template-columns: repeat(4, 1fr); }
}

/* Botón flotante de WhatsApp */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-lime);
  color: #06210a;
  box-shadow: 0 8px 20px rgba(140, 255, 61, 0.4);
}
.whatsapp-float:hover { transform: scale(1.06); }

/* Acordeón de preguntas frecuentes */
.acordeon { display: grid; gap: var(--space-2); margin: var(--space-3) 0; }
.acordeon details {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-2) var(--space-3);
}
.acordeon summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text);
  list-style: none;
}
.acordeon summary::-webkit-details-marker { display: none; }
.acordeon summary::after {
  content: '+';
  float: right;
  color: var(--color-lime);
  font-size: 1.25rem;
}
.acordeon details[open] summary::after { content: '−'; }
.acordeon p { margin-top: var(--space-2); }

/* Formulario de contacto */
.formulario { display: grid; gap: var(--space-3); max-width: 520px; }
.formulario label { display: block; font-weight: 600; margin-bottom: var(--space-1); }
.formulario input, .formulario textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
}
.formulario textarea { min-height: 140px; resize: vertical; }
.formulario__estado { min-height: 1.5rem; }
.formulario__estado--ok { color: var(--color-lime); }
.formulario__estado--error { color: #ff8080; }

.mapa {
  width: 100%;
  border: 0;
  border-radius: var(--radius);
  margin-top: var(--space-3);
  min-height: 320px;
}

.contacto-grid { display: grid; gap: var(--space-5); }
.contacto-grid .card + .mapa { margin-top: var(--space-3); }
.tarjeta-info { margin-bottom: var(--space-3); }
@media (min-width: 1000px) {
  .contacto-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}