/**
 * Sección preview — ¿Cómo pagar mis cursos?
 * Referencia: docs/referencia-visual.png
 */

.payment-preview {
  padding: calc(var(--esac-section-padding-y) / 2) 0 var(--esac-section-padding-y);
  background-color: var(--esac-color-bg);
}

.payment-preview__frame {
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border: 1px solid rgba(166, 117, 4, 0.55);
  border-radius: 0.85rem;
  background: linear-gradient(
    180deg,
    rgba(16, 14, 10, 0.96) 0%,
    rgba(4, 4, 4, 0.98) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(245, 197, 24, 0.12),
    0 0 20px rgba(166, 117, 4, 0.1);
}

.payment-preview__header {
  margin-bottom: clamp(1.25rem, 2.5vw, 1.75rem);
}

.payment-preview__title {
  margin: 0 0 0.45rem;
  font-family: var(--esac-font-family-nav);
  font-size: clamp(1.45rem, 2.4vw, 2.15rem);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.05;
  text-transform: uppercase;
}

.payment-preview__title-main {
  color: #ffffff;
}

.payment-preview__title-accent {
  background: linear-gradient(
    180deg,
    #ffe566 0%,
    #f5c518 45%,
    #e89a0a 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.payment-preview__lead {
  margin: 0;
  max-width: 28rem;
  color: rgba(255, 255, 255, 0.88);
  font-family: var(--esac-font-family-lead);
  font-size: clamp(0.82rem, 1vw, 0.95rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.45;
}

.payment-preview__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(13rem, 18rem);
  gap: clamp(1rem, 2vw, 1.5rem);
  align-items: stretch;
}

.payment-preview__methods {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  min-width: 0;
}

.payment-preview__method {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.55rem;
  padding: 0.5rem clamp(0.45rem, 0.9vw, 0.75rem);
}

.payment-preview__method:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 8%;
  right: 0;
  bottom: 8%;
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(166, 117, 4, 0.35) 20%,
    rgba(245, 197, 24, 0.45) 50%,
    rgba(166, 117, 4, 0.35) 80%,
    transparent 100%
  );
}

.payment-preview__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  color: #ffffff;
}

.payment-preview__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.payment-preview__icon--paypal {
  color: #0070ba;
}

.payment-preview__icon--binance {
  color: #f3ba2f;
}

.payment-preview__icon--cash {
  color: #3ecf6e;
}

.payment-preview__method-title {
  margin: 0;
  color: #ffffff;
  font-family: var(--esac-font-family-nav);
  font-size: clamp(0.68rem, 0.85vw, 0.82rem);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.15;
  text-transform: uppercase;
}

.payment-preview__method-text {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-family: var(--esac-font-family-lead);
  font-size: clamp(0.62rem, 0.75vw, 0.72rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.35;
}

.payment-preview__security {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: clamp(0.85rem, 1.5vw, 1.15rem);
  border: 1px solid rgba(166, 117, 4, 0.45);
  border-radius: 0.65rem;
  background: rgba(0, 0, 0, 0.35);
  text-align: center;
}

.payment-preview__security-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  color: #c8c8c8;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.45));
}

.payment-preview__security-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.payment-preview__security-title {
  margin: 0;
  color: #ffffff;
  font-family: var(--esac-font-family-nav);
  font-size: clamp(0.72rem, 0.95vw, 0.88rem);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.15;
  text-transform: uppercase;
}

.payment-preview__security-text {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-family: var(--esac-font-family-lead);
  font-size: clamp(0.62rem, 0.75vw, 0.72rem);
  font-style: normal;
  font-weight: 400;
  line-height: 1.4;
}

/* Desktop (992px - 1199.98px) */
@media (min-width: 992px) and (max-width: 1199.98px) {
  .payment-preview__layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .payment-preview__methods {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

/* Tablet & pantallas intermedias (<= 991.98px) */
@media (max-width: 991.98px) {
  .payment-preview__header {
    text-align: center;
  }

  .payment-preview__title {
    text-align: center;
  }

  .payment-preview__lead {
    text-align: center;
    margin-inline: auto;
  }

  .payment-preview__layout {
    grid-template-columns: 1fr;
  }

  .payment-preview__methods {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 0;
  }

  .payment-preview__method:nth-child(odd)::after,
  .payment-preview__method:not(:last-child)::after {
    display: none;
  }

  .payment-preview__method {
    border-bottom: 1px solid rgba(166, 117, 4, 0.15);
    padding-bottom: 1rem;
  }

  .payment-preview__method:nth-last-child(-n + 2) {
    border-bottom: none;
  }
}

/* Mobile (<= 575.98px) */
@media (max-width: 575.98px) {
  .payment-preview__header {
    text-align: center;
  }

  .payment-preview__title {
    text-align: center;
  }

  .payment-preview__lead {
    text-align: center;
    margin-inline: auto;
  }

  .payment-preview__methods {
    grid-template-columns: 1fr;
  }

  .payment-preview__method {
    border-bottom: 1px solid rgba(166, 117, 4, 0.15);
    padding-bottom: 1rem;
  }

  .payment-preview__method:last-child {
    border-bottom: none;
  }
}