/* ===== HEADER / NAVEGACIÓN ===== */

/* Wrapper fijo — siempre mismo alto, solo cambia padding lateral al hacer scroll */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 12px 0 8px;
  pointer-events: none;
  transition: padding 0.35s ease;
}

/* Estado con scroll: flota como píldora */
.site-header.is-scrolled {
  padding: 12px 24px 8px;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--espacio-m);
  padding: 0.75rem 2rem;
  max-width: var(--ancho-max);
  margin: 0 auto;
  background: #fdf3e6;
  border-radius: 0;
  box-shadow: none;
  pointer-events: all;
  transition:
    border-radius 0.35s ease,
    box-shadow 0.35s ease;
}

/* Píldora activa al hacer scroll */
.site-header.is-scrolled .header__inner {
  border-radius: 44px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.09);
}

/* Logo */
.header__logo {
  flex-shrink: 0;
  text-decoration: none;
}

.header__logo-texto {
  font-family: var(--font-cuerpo);
  font-size: 18px;
  line-height: 18px;
  font-weight: 400;
  letter-spacing: 0px;
  color: #670029;
  text-transform: uppercase;
  display: block;
}

.header__logo-destacado {
  font-weight: 900;
  color: #670029;
}

/* Navegación principal */
.nav-principal {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-principal__lista {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-principal__item a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  font-family: var(--font-cuerpo);
  font-size: 14px;
  line-height: 19px;
  font-weight: 500;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: #707070;
  border-radius: 10px;
  transition:
    background var(--transicion),
    color var(--transicion);
  white-space: nowrap;
  opacity: 1;
}

.nav-principal__item a:hover {
  background: rgba(243, 194, 109, 0.25);
  color: #707070;
}

/* Estado activo */
.nav-principal__item a.active,
.nav-principal__item.active a {
  background: #f3c26d;
  border-radius: 10px;
  color: #707070;
  font-weight: 700;
  opacity: 1;
}

.nav-principal__item a.active:hover,
.nav-principal__item.active a:hover {
  background: var(--color-dorado-oscuro);
  color: #707070;
}

/* ===== DROPDOWN BIBLIOTECAS ===== */
.nav-principal__item--bibliotecas {
  position: relative;
}

.nav-bibl__toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  font-family: var(--font-cuerpo);
  font-size: 14px;
  line-height: 19px;
  font-weight: 500;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: #707070;
  background: none;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--transicion),
    border-radius var(--transicion);
}

.nav-bibl__toggle:hover {
  background: rgba(243, 194, 109, 0.25);
}

.nav-bibl__toggle.is-open {
  background: #f3c26d;
  border-radius: 10px 10px 0 0;
  font-weight: 700;
}

.nav-principal__item--bibliotecas.active .nav-bibl__toggle {
  background: #f3c26d;
  border-radius: 10px;
  font-weight: 700;
}

.nav-bibl__flecha {
  display: inline-flex;
  align-items: center;
  transition: transform 0.25s ease;
}

.nav-bibl__toggle.is-open .nav-bibl__flecha,
.nav-principal__item--bibliotecas:hover .nav-bibl__flecha {
  transform: rotate(90deg);
}

.nav-bibl__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 100%;
  background: #f3c26d;
  border-radius: 0 10px 10px 10px;
  padding: 0.5rem 0;
  list-style: none;
  margin: 0;
  z-index: 300;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.nav-bibl__dropdown.is-open,
.nav-principal__item--bibliotecas:hover .nav-bibl__dropdown {
  display: block;
}

.nav-principal__item--bibliotecas:hover .nav-bibl__toggle {
  background: #f3c26d;
  border-radius: 10px 10px 0 0;
  font-weight: 700;
}

.nav-bibl__dropdown .nav-bibl__enlace {
  display: block;
  padding: 0.55rem 1.1rem;
  font-family: var(--font-cuerpo);
  font-size: 14px;
  line-height: 19px;
  font-weight: 700;
  letter-spacing: 0.7px;
  color: #707070;
  text-decoration: none;
  text-transform: none;
  white-space: nowrap;
  border-radius: 0;
  transition: background var(--transicion);
}

.nav-bibl__dropdown .nav-bibl__enlace:hover {
  background: rgba(255, 255, 255, 0.4);
  color: #707070;
}

/* Botón hamburguesa (mobile) */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-verde);
  border-radius: 2px;
  transition:
    transform var(--transicion),
    opacity var(--transicion);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ===== FOOTER ===== */
.site-footer {
  font-family: var(--font-cuerpo);
}

/* ── Banda decorativa superior ── */
.footer__banda-decorativa {
  width: 100%;
  height: 80px;
  background-color: #fdf3e6;
  background-image: url("../images/recursos/textura-tejido-corto.png");
  background-repeat: no-repeat;
  background-size: auto 160%;
  background-position: right -6% top 0;
}

/* ── Fila 1: logos ── */
.footer__fila-logos {
  background-color: #fcebd5;
  padding: var(--espacio-l) 0;
}

.footer__logos-inner {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 var(--espacio-m);
}

.footer__logos-titulo {
  text-align: left;
  font-family: var(--font-cuerpo);
  font-size: 30px;
  line-height: 19px;
  font-weight: 600;
  letter-spacing: 0;
  color: #294a3a;
  opacity: 1;
  margin-bottom: var(--espacio-m);
}

.footer__logos-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 1.5rem;
  padding: var(--espacio-s) 0;
}

.footer__logo-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  min-width: 0;
  transition: opacity var(--transicion);
}

.footer__logo-item:hover {
  opacity: 0.75;
}

/* Base para todos los logos — max-width: 100% permite comprimir con el flex item */
.footer__logo-item img,
.footer__logo-item svg {
  max-width: 100%;
  width: auto;
  height: auto;
  max-height: 105px;
  object-fit: contain;
}

/* BNC y BNP: logos más verticales/cuadrados */
.footer__logo-item--bnc img,
.footer__logo-item--bnp img {
  max-height: 105px;
}

/* BNEE: logo apaisado — altura máxima para equilibrar visualmente */
.footer__logo-item--bnee img {
  max-height: 65px;
}

/* CAN: logo apaisado (2988×673) — misma altura que BNEE */
.footer__logo-item--can img {
  max-height: 65px;
}

/* ABNB: SVG vectorial — altura proporcional */
.footer__logo-item--abnb svg,
.footer__logo-item--abnb img {
  max-height: 95px;
}

/* ── Fila 2: información + contactos ── */
.footer__fila-info {
  background: #781c41;
  border: 1px solid #707070;
  padding: var(--espacio-l) 0;
}

.footer__info-inner {
  max-width: var(--ancho-max);
  margin: 0 auto;
  padding: 0 var(--espacio-m);
  display: flex;
  align-items: flex-start;
  gap: 0;
}

/* Columna izquierda */
.footer__col-izquierda {
  flex: 0 0 36%;
  padding-right: var(--espacio-l);
}

.footer__col-izquierda p {
  font-family: var(--font-cuerpo);
  font-size: 13px;
  line-height: 19px;
  font-weight: 500;
  letter-spacing: 0;
  color: #ffffff;
  margin-bottom: var(--espacio-s);
}

.footer__ver-creditos {
  display: inline-block;
  font-family: var(--font-cuerpo);
  font-style: normal;
  font-size: 14px;
  line-height: 19px;
  font-weight: 600;
  letter-spacing: 0;
  color: #f3c26d;
  text-decoration: none;
  transition: opacity var(--transicion);
}

.footer__ver-creditos:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* Separador vertical */
.footer__separador-v {
  flex-shrink: 0;
  width: 1px;
  align-self: stretch;
  background: #781c41;
  border-left: 1px solid #707070;
  margin: 0 var(--espacio-l);
}

/* Columna derecha */
.footer__col-derecha {
  flex: 1;
}

.footer__participan-label {
  font-family: var(--font-cuerpo);
  font-size: 13px;
  line-height: 19px;
  font-weight: 600;
  letter-spacing: 0;
  color: #ffffff;
  text-transform: uppercase;
  margin-bottom: var(--espacio-s);
}

.footer__contactos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--espacio-m);
}

.footer__contacto-nombre {
  font-family: var(--font-cuerpo);
  font-size: 13px;
  line-height: 17px;
  font-weight: 500;
  letter-spacing: 0;
  color: #f3c26d;
  margin-bottom: 0.2rem;
}

.footer__contacto-email {
  font-family: var(--font-cuerpo);
  font-size: 13px;
  line-height: 17px;
  font-weight: 500;
  letter-spacing: 0;
  color: #ffffff;
  margin-bottom: var(--espacio-s);
}

.footer__contacto-email:last-child {
  margin-bottom: 0;
}

/* ── Footer responsive ── */
@media (max-width: 900px) {
  .footer__logos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    justify-items: center;
    gap: 2rem;
  }

  .footer__logo-item--can {
    grid-column: 1 / -1;
  }

  .footer__info-inner {
    flex-direction: column;
    gap: var(--espacio-l);
  }

  .footer__col-izquierda {
    flex: none;
    padding-right: 0;
  }

  .footer__separador-v {
    width: 100%;
    height: 1px;
    align-self: auto;
    border-left: none;
    border-top: 1px solid #707070;
    margin: 0;
  }

  .footer__col-derecha {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .footer__logos-grid {
    gap: 1.5rem;
  }

  .footer__logo-item img,
  .footer__logo-item svg {
    max-height: 38px;
  }

  .footer__contactos-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== MAIN CONTENT ===== */
main {
  padding-top: var(--header-h, 110px);
  min-height: calc(100vh - 160px);
}