/* ===========================
   INTRO BLOQUE 1 (index.html — "En Think4Change")
   Also defines .intro-block / .intro-block-img / .intro-block-text /
   .block-link, the shared image+text-panel component reused by
   INTRO BLOQUE 2 (intro-bloque-2.css) — load this file before that one.
=========================== */

.intro {
  background-color: #2b6cc4;
  padding: 70px 0;
}

@media (max-width: 767px) {
  .intro {
    padding: 40px 0;
  }
}

.intro-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: start;
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  margin-top: 20px;
  padding-bottom: 60px;
}

.intro-block-img {
  position: relative;
  min-width: 0;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.intro-block-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 1.2s ease;
}

.intro-block-img img.is-active {
  opacity: 1;
}

.intro-block-img video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.intro-block-img video::-webkit-media-controls,
.intro-block-img video::-webkit-media-controls-start-playback-button {
  display: none !important;
  -webkit-appearance: none;
}

.block-link,
.block-link:hover,
.block-link:focus,
.block-link:active,
.block-link:visited {
  display: block;
  color: inherit;
  text-decoration: none;
}

.intro-block-img .block-link {
  width: 100%;
  height: 100%;
}

.intro-block-text {
  min-width: 0;
  aspect-ratio: 1 / 1;
  background-color: #142b4d;
  border-radius: 16px;
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.intro-block-text h4 {
  color: #ffffff;
  margin-top: 0;
  margin-bottom: 20px;
  font-size: 28px;
  text-align: left;
}

.intro-block-text p {
  color: #c3d0e4;
  font-size: 18px;
  line-height: 1.6;
  margin: 0 0 14px 0;
  padding-top: 0;
  text-shadow: none;
}

.intro-block-text p:last-child {
  margin-bottom: 0;
}

@media (max-width: 767px) {
  .intro-block {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 20px;
    padding-bottom: 60px;
  }
  .intro-block-text {
    aspect-ratio: auto;
    padding: 25px;
  }
  .intro-block-text p {
    font-size: 16px;
  }
}