/*!
 * AICED / Aprende Inglés con EyD
 * Archivo: /public_html/assets/css/footer.css
 * Uso: estilos públicos del footer principal del sitio.
 *
 * Objetivo:
 * - Crear un cierre institucional, claro y confiable.
 * - Reforzar marca, pódcast, Libro-Pódcast, enlaces legales y contacto.
 * - Mantener lectura limpia en escritorio y móvil.
 */

/* =========================================================
   1. Footer base
   ========================================================= */

.aiced-footer {
  position: relative;
  z-index: 10;
  margin-top: auto;
  color: var(--aiced-gray-100, #f3f4f6);
  background:
    radial-gradient(circle at 15% 10%, rgba(47, 115, 216, 0.22), transparent 28rem),
    linear-gradient(180deg, var(--aiced-gray-950, #0f172a), #07111f);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.aiced-footer__inner {
  width: min(100% - (var(--aiced-gutter, 1.25rem) * 2), var(--aiced-container-wide, 1360px));
  margin-inline: auto;
  padding-block: clamp(2.5rem, 6vw, 4.75rem);
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.aiced-footer a {
  color: rgba(255, 255, 255, 0.86);
  text-decoration: none;
  transition:
    color var(--aiced-transition, 160ms ease),
    background var(--aiced-transition, 160ms ease),
    border-color var(--aiced-transition, 160ms ease);
}

.aiced-footer a:hover {
  color: var(--aiced-white, #ffffff);
}

.aiced-footer p {
  color: rgba(255, 255, 255, 0.72);
}

/* =========================================================
   2. Bloque superior
   ========================================================= */

.aiced-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.aiced-footer__brand {
  min-width: 0;
  display: grid;
  gap: var(--aiced-space-4, 1rem);
}

.aiced-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--aiced-white, #ffffff);
  text-decoration: none;
}

.aiced-footer__mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-white, #ffffff);
  border-radius: 50%;
  font-family: var(--aiced-font-serif, Georgia, serif);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.aiced-footer__mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.aiced-footer__title {
  color: var(--aiced-white, #ffffff);
  font-family: var(--aiced-font-serif, Georgia, serif);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.aiced-footer__tagline {
  max-width: 720px;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.7;
}

.aiced-footer__mission {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
}

.aiced-footer__highlight {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.35rem 0.7rem;
  color: var(--aiced-white, #ffffff);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--aiced-radius-pill, 999px);
  font-size: var(--aiced-size-xs, 0.75rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* =========================================================
   3. CTA / Newsletter / Libro-Pódcast
   ========================================================= */

.aiced-footer__cta {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  display: grid;
  gap: var(--aiced-space-4, 1rem);
  background: rgba(255, 255, 255, 0.075);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--aiced-radius-xl, 1.25rem);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.14);
}

.aiced-footer__cta-title {
  color: var(--aiced-white, #ffffff);
  font-size: var(--aiced-size-xl, 1.375rem);
  font-weight: 900;
  line-height: 1.2;
}

.aiced-footer__cta-text {
  color: rgba(255, 255, 255, 0.74);
  font-size: var(--aiced-size-sm, 0.875rem);
  line-height: 1.65;
}

.aiced-footer__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--aiced-space-3, 0.75rem);
}

.aiced-footer__button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.72rem 1rem;
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-white, #ffffff);
  border-radius: var(--aiced-radius-pill, 999px);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
}

.aiced-footer__button:hover {
  color: var(--aiced-primary-hover, #174895);
  background: var(--aiced-blue-050, #f5f9ff);
  border-color: var(--aiced-blue-050, #f5f9ff);
}

.aiced-footer__button--outline {
  color: var(--aiced-white, #ffffff);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.32);
}

.aiced-footer__button--outline:hover {
  color: var(--aiced-white, #ffffff);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.52);
}

.aiced-footer__button--accent {
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-accent, #c62828);
  border-color: var(--aiced-accent, #c62828);
}

.aiced-footer__button--accent:hover {
  color: var(--aiced-white, #ffffff);
  background: var(--aiced-accent-hover, #d73535);
  border-color: var(--aiced-accent-hover, #d73535);
}

/* =========================================================
   4. Columnas de enlaces
   ========================================================= */

.aiced-footer__middle {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(1.75rem, 4vw, 3rem);
  border-top: 1px solid rgba(255, 255, 255, 0.11);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.aiced-footer__col {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: var(--aiced-space-3, 0.75rem);
}

.aiced-footer__heading {
  color: var(--aiced-white, #ffffff);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
}

.aiced-footer__nav,
.aiced-footer__list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  list-style: none;
}

.aiced-footer__nav a,
.aiced-footer__list a {
  width: fit-content;
  color: rgba(255, 255, 255, 0.76);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}

.aiced-footer__nav a:hover,
.aiced-footer__list a:hover {
  color: var(--aiced-white, #ffffff);
}

.aiced-footer__nav a[aria-current="page"],
.aiced-footer__list a[aria-current="page"] {
  color: var(--aiced-white, #ffffff);
  font-weight: 900;
}

.aiced-footer__text {
  color: rgba(255, 255, 255, 0.72);
  font-size: var(--aiced-size-sm, 0.875rem);
  line-height: 1.7;
}

/* =========================================================
   5. Enlaces legales compactos
   ========================================================= */

.aiced-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.85rem;
  align-items: center;
  color: rgba(255, 255, 255, 0.58);
  font-size: var(--aiced-size-xs, 0.75rem);
}

.aiced-footer__legal a {
  color: rgba(255, 255, 255, 0.66);
  font-weight: 700;
}

.aiced-footer__legal a:hover {
  color: var(--aiced-white, #ffffff);
}

.aiced-footer__legal-separator,
.aiced-footer__legal span[aria-hidden="true"] {
  color: rgba(255, 255, 255, 0.28);
}

/* =========================================================
   6. Redes / Plataformas de audio
   ========================================================= */

.aiced-footer__social,
.aiced-footer__platforms {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.aiced-footer__social a,
.aiced-footer__platforms a {
  min-width: 40px;
  min-height: 40px;
  display: inline-grid;
  place-items: center;
  padding: 0.6rem;
  color: var(--aiced-white, #ffffff);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--aiced-radius-pill, 999px);
}

.aiced-footer__social a:hover,
.aiced-footer__platforms a:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.28);
}

.aiced-footer__social svg,
.aiced-footer__platforms svg {
  width: 1.1rem;
  height: 1.1rem;
}

.aiced-footer__platforms a.aiced-footer__platform-link {
  min-width: auto;
  min-height: 40px;
  display: inline-flex;
  gap: 0.45rem;
  padding-inline: 0.9rem;
  font-size: var(--aiced-size-xs, 0.75rem);
  font-weight: 900;
}

/* =========================================================
   7. Newsletter del footer
   ========================================================= */

.aiced-footer-newsletter {
  display: grid;
  gap: var(--aiced-space-3, 0.75rem);
}

.aiced-footer-newsletter__form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.65rem;
}

.aiced-footer-newsletter__input {
  min-height: 44px;
  padding: 0.72rem 0.9rem;
  color: var(--aiced-white, #ffffff);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--aiced-radius-pill, 999px);
}

.aiced-footer-newsletter__input::placeholder {
  color: rgba(255, 255, 255, 0.48);
}

.aiced-footer-newsletter__input:focus {
  border-color: rgba(255, 255, 255, 0.48);
  box-shadow: 0 0 0 4px rgba(122, 180, 255, 0.16);
}

.aiced-footer-newsletter__submit {
  min-height: 44px;
  padding: 0.72rem 1rem;
  color: var(--aiced-primary, #123a7a);
  background: var(--aiced-white, #ffffff);
  border: 1px solid var(--aiced-white, #ffffff);
  border-radius: var(--aiced-radius-pill, 999px);
  font-size: var(--aiced-size-sm, 0.875rem);
  font-weight: 900;
}

.aiced-footer-newsletter__submit:hover {
  background: var(--aiced-blue-050, #f5f9ff);
}

.aiced-footer-newsletter__help {
  color: rgba(255, 255, 255, 0.58);
  font-size: var(--aiced-size-xs, 0.75rem);
  line-height: 1.5;
}

/* =========================================================
   8. Bloque inferior
   ========================================================= */

.aiced-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--aiced-space-4, 1rem);
  color: rgba(255, 255, 255, 0.58);
  font-size: var(--aiced-size-sm, 0.875rem);
}

.aiced-footer__copy {
  color: rgba(255, 255, 255, 0.58);
}

.aiced-footer__credit {
  color: rgba(255, 255, 255, 0.52);
}

.aiced-footer__credit a {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 800;
}

.aiced-footer__back-top {
  min-width: 40px;
  min-height: 40px;
  display: inline-grid;
  place-items: center;
  color: var(--aiced-white, #ffffff);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
}

.aiced-footer__back-top:hover {
  background: rgba(255, 255, 255, 0.14);
}

/* =========================================================
   9. Variante simple / legal
   ========================================================= */

.aiced-footer--simple .aiced-footer__inner {
  padding-block: clamp(1.75rem, 4vw, 2.5rem);
  gap: var(--aiced-space-4, 1rem);
}

.aiced-footer--simple .aiced-footer__top,
.aiced-footer--simple .aiced-footer__middle {
  display: none;
}

.aiced-footer--simple .aiced-footer__bottom {
  justify-content: center;
  flex-direction: column;
  text-align: center;
}

.aiced-footer--simple .aiced-footer__legal {
  justify-content: center;
}

.aiced-footer--light {
  color: var(--aiced-text, #0f172a);
  background: var(--aiced-white, #ffffff);
  border-top: 1px solid var(--aiced-border, #e5e7eb);
}

.aiced-footer--light p,
.aiced-footer--light .aiced-footer__tagline,
.aiced-footer--light .aiced-footer__mission,
.aiced-footer--light .aiced-footer__text,
.aiced-footer--light .aiced-footer__copy,
.aiced-footer--light .aiced-footer__credit {
  color: var(--aiced-text-soft, #4b5563);
}

.aiced-footer--light .aiced-footer__title,
.aiced-footer--light .aiced-footer__heading {
  color: var(--aiced-gray-950, #0f172a);
}

.aiced-footer--light a,
.aiced-footer--light .aiced-footer__nav a,
.aiced-footer--light .aiced-footer__list a {
  color: var(--aiced-primary, #123a7a);
}

.aiced-footer--light .aiced-footer__middle,
.aiced-footer--light .aiced-footer__bottom {
  border-color: var(--aiced-border, #e5e7eb);
}

/* =========================================================
   10. Estados
   ========================================================= */

.aiced-footer .is-active,
.aiced-footer .current-menu-item > a,
.aiced-footer .current_page_item > a {
  color: var(--aiced-white, #ffffff);
}

.aiced-footer .is-muted {
  color: rgba(255, 255, 255, 0.52);
}

.aiced-footer .is-highlighted {
  color: var(--aiced-white, #ffffff);
  font-weight: 900;
}

.aiced-footer .is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

/* =========================================================
   11. Responsive
   ========================================================= */

@media (max-width: 1100px) {
  .aiced-footer__top {
    grid-template-columns: 1fr;
  }

  .aiced-footer__middle {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .aiced-footer__inner {
    padding-block: clamp(2.25rem, 10vw, 3.5rem);
  }

  .aiced-footer__top,
  .aiced-footer__brand,
  .aiced-footer__cta {
    text-align: left;
  }

  .aiced-footer__logo {
    align-items: flex-start;
  }

  .aiced-footer__title {
    font-size: clamp(1.55rem, 8vw, 2rem);
  }

  .aiced-footer__middle {
    grid-template-columns: 1fr;
    gap: var(--aiced-space-6, 1.5rem);
  }

  .aiced-footer__actions,
  .aiced-footer__social,
  .aiced-footer__platforms {
    align-items: stretch;
  }

  .aiced-footer__actions .aiced-footer__button {
    width: 100%;
  }

  .aiced-footer-newsletter__form {
    grid-template-columns: 1fr;
  }

  .aiced-footer-newsletter__submit {
    width: 100%;
  }

  .aiced-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .aiced-footer__legal {
    gap: 0.45rem 0.7rem;
  }
}

@media (max-width: 520px) {
  .aiced-footer__inner {
    width: min(100% - 1.5rem, var(--aiced-container-wide, 1360px));
  }

  .aiced-footer__logo {
    gap: 0.65rem;
  }

  .aiced-footer__mark {
    width: 42px;
    height: 42px;
  }

  .aiced-footer__legal {
    display: grid;
    gap: 0.55rem;
  }

  .aiced-footer__legal-separator,
  .aiced-footer__legal span[aria-hidden="true"] {
    display: none;
  }

  .aiced-footer__platforms a.aiced-footer__platform-link {
    width: 100%;
    justify-content: center;
  }
}

/* =========================================================
   12. Accesibilidad y preferencias
   ========================================================= */

.aiced-footer a:focus-visible,
.aiced-footer button:focus-visible,
.aiced-footer input:focus-visible {
  outline: 3px solid var(--aiced-focus, #7ab4ff);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .aiced-footer,
  .aiced-footer * {
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================
   13. Impresión
   ========================================================= */

@media print {
  .aiced-footer {
    display: none !important;
  }
}