/* ==========================================================================
   Footer Corporativo Definitivo Techno Diet
   ========================================================================== */

.site-footer {
  padding: 72px 0 0;
  background-color: #07110c;
  color: var(--td-color-surface);
  font-family: var(--td-font-sans);
}

.footer-main {
  display: grid;
  grid-template-columns: 1.45fr repeat(3, 0.72fr) 1fr;
  gap: 42px;
  width: min(1490px, calc(100% - 84px));
  margin: 0 auto;
  padding-bottom: 62px;
}

/* Columna 1: Marca y Redes */
.footer-brand img {
  display: block;
  width: 174px;
  height: auto;
  border-radius: 6px;
}

.footer-brand > p {
  max-width: 315px;
  margin: 25px 0;
  color: #aeb9b1;
  font-size: 0.7rem;
  line-height: 1.7;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(212, 169, 87, 0.55);
  border-radius: 50%;
  color: var(--td-color-gold);
  text-decoration: none;
  transition: color var(--td-transition-fast), border-color var(--td-transition-fast), background-color var(--td-transition-fast);
}

.footer-social a:hover,
.footer-social a:focus {
  color: var(--td-color-gold-light);
  border-color: var(--td-color-gold-light);
  background-color: rgba(212, 169, 87, 0.12);
}

.footer-social__icon {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer-social__icon--facebook {
  fill: currentColor;
  stroke: none;
}

/* Columnas 2, 3, 4: Menús de Navegación */
.footer-nav,
.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-accordion__trigger {
  display: none;
}

.footer-accordion__panel {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-accordion__panel[hidden] {
  display: none;
}

.footer-nav h2,
.footer-contact h2,
.footer-heading {
  margin: 3px 0 12px;
  color: #d4a957;
  font-size: 0.62rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--td-font-sans);
}

.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-nav a,
.footer-contact a {
  color: #c4cec7;
  text-decoration: none;
  font-size: 0.65rem;
  line-height: 1.35;
  transition: color var(--td-transition-fast);
}

.footer-nav a:hover,
.footer-nav a:focus,
.footer-contact a:hover,
.footer-contact a:focus {
  color: var(--td-color-surface);
}

/* Columna 5: Datos de Contacto */
.footer-contact address,
.footer-contact p {
  margin: 0;
  color: #9faca3;
  font-size: 0.63rem;
  font-style: normal;
  line-height: 1.65;
}

.footer-contact address {
  margin-top: 7px;
}

.footer-contact p {
  margin-top: 5px;
}

/* Barra Legal Inferior */
.footer-bottom {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  width: min(1490px, calc(100% - 84px));
  margin: 0 auto;
  min-height: 75px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #849188;
  font-size: 0.56rem;
}

.footer-bottom > p {
  margin: 0;
}

.footer-bottom nav {
  display: flex;
  gap: 22px;
}

.footer-bottom nav ul {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-bottom a {
  color: #9ba69e;
  text-decoration: none;
}

.footer-bottom a:hover,
.footer-bottom a:focus {
  color: var(--td-color-surface);
}

@media (max-width: 650px) {
  .footer-accordion {
    width: 100%;
    gap: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .footer-accordion:last-child {
    border-bottom: 0;
  }

  .footer-accordion--ready .footer-accordion__desktop-heading {
    display: none;
  }

  .footer-accordion--ready .footer-accordion__trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 54px;
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: #d4a957;
    cursor: pointer;
    text-align: left;
  }

  .footer-accordion__trigger:focus-visible {
    outline-color: var(--td-color-gold);
    outline-offset: 3px;
  }

  .footer-accordion__icon {
    position: relative;
    flex: 0 0 18px;
    width: 18px;
    height: 18px;
  }

  .footer-accordion__icon::before,
  .footer-accordion__icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 12px;
    height: 1px;
    background: currentColor;
    transform: translate(-50%, -50%);
    transition: transform var(--td-transition-fast);
  }

  .footer-accordion__icon::after {
    transform: translate(-50%, -50%) rotate(90deg);
  }

  .footer-accordion__trigger[aria-expanded='true'] .footer-accordion__icon::after {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  .footer-accordion__panel {
    width: 100%;
    padding: 2px 0 22px;
  }
}