/* =========================================================
   INFRAESTRUCTURA
   ========================================================= */

.infra-page {
  --siv-blue: var(--navy, #003d71);
  --siv-blue-dark: var(--navy-dark, #00305f);
  --siv-gold: var(--gold, #b9985a);
  --siv-red: #b51f2f;
  --siv-soft: #f7f7f7;
  --siv-border: #e4e9ef;
  --siv-text: #173b63;
  --siv-muted: #5c6b7a;

  color: var(--siv-text);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

.infra-page *,
.infra-page *::before,
.infra-page *::after {
  box-sizing: border-box;
}

.infra-wide {
  width: 100%;
  max-width: 100%;
  margin: 0;
  overflow-x: hidden;
}

.infra-inner {
  width: 100%;
  max-width: 1130px;
  margin: 0 auto;
  padding: 0 24px;
}

.infra-section {
  padding: 70px 0;
}

.infra-section-soft {
  background: var(--siv-soft);
}

.infra-section-blue {
  background: var(--siv-blue);
  color: #fff;
}

.infra-page .row {
  max-width: 100%;
  margin-right: 0;
  margin-left: 0;
}

/* Typography */

.infra-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--siv-gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  line-height: 1.2;
  text-transform: uppercase;
}

.infra-eyebrow::before {
  content: "";
  display: inline-block;
  width: 48px;
  height: 2px;
  background: var(--siv-gold);
}

.infra-title,
.infra-title-small,
.infra-final h2 {
  color: var(--siv-blue-dark);
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -.035em;
  line-height: 1.08;
  text-transform: none;
}

.infra-title {
  max-width: 620px;
  margin: 0 0 28px;
  font-size: clamp(40px, 4.2vw, 56px);
}

.infra-title em {
  color: var(--siv-gold);
  font-style: italic;
  font-weight: 400;
}

.infra-title-small {
  max-width: 720px;
  margin: 0 0 20px;
  font-size: clamp(30px, 3.1vw, 42px);
}

.infra-lead {
  max-width: 760px;
  margin-bottom: 22px;
  color: var(--siv-muted);
  font-size: 17px;
  line-height: 1.65;
}

.infra-text {
  margin-bottom: 16px;
  color: var(--siv-muted);
  font-size: 15px;
  line-height: 1.75;
}

.infra-section-blue .infra-title-small {
  color: #fff;
}

.infra-section-blue .infra-text,
.infra-section-blue .infra-lead {
  color: rgba(255, 255, 255, .88);
}

/* Intro and notes */

.infra-intro-card {
  position: relative;
  max-width: 570px;
  padding: 30px 34px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-left: 3px solid var(--siv-red);
  border-radius: 0 10px 10px 0;
  box-shadow: 0 8px 24px rgba(0, 48, 95, .06);
}

.infra-intro-card::after {
  content: "Scuola";
  position: absolute;
  right: 14px;
  bottom: -5px;
  color: rgba(0, 61, 113, .045);
  font-size: 64px;
  font-weight: 800;
  letter-spacing: -.06em;
  line-height: 1;
  pointer-events: none;
}

.infra-note {
  height: 100%;
  padding: 26px 28px;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-top: 2px solid var(--siv-gold);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 48, 95, .045);
}

.infra-note span {
  display: block;
  margin-bottom: 12px;
  color: var(--siv-gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.infra-note p {
  margin: 0;
  color: var(--siv-blue-dark);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.45;
}

/* Focus cards */

.infra-card {
  position: relative;
  height: 100%;
  min-height: 180px;
  padding: 26px 24px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-bottom: 3px solid var(--siv-gold);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 48, 95, .045);
  transition: transform .25s ease, box-shadow .25s ease;
}

.infra-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 26px rgba(0, 48, 95, .08);
}

.infra-card::before {
  content: attr(data-number);
  position: absolute;
  top: 18px;
  right: 20px;
  color: rgba(0, 61, 113, .06);
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 500;
  line-height: 1;
}

.infra-card h3,
.infra-campus-box h3,
.infra-video-card h3,
.infra-contact h3 {
  color: var(--siv-blue-dark);
  font-weight: 500;
  letter-spacing: -.02em;
  line-height: 1.25;
  text-transform: none;
}

.infra-card h3 {
  position: relative;
  max-width: 230px;
  margin: 0 0 12px;
  font-size: 17px;
}

.infra-card p,
.infra-campus-box p,
.infra-video-card p,
.infra-contact p {
  color: var(--siv-muted);
  font-size: 15px;
  line-height: 1.7;
}

.infra-card p {
  position: relative;
  margin: 0;
}

/* Valparaiso panel */

.infra-blue-panel {
  overflow: hidden;
  background: var(--siv-blue);
}

.infra-blue-content {
  max-width: 650px;
  padding: 58px 56px;
}

.infra-photo {
  position: relative;
  display: block;
  width: 100%;
  min-height: 500px;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #e9eef3;
}

.infra-photo-blue {
  border: 0;
  border-radius: 0;
}

.infra-img-blue {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 500px;
  object-fit: cover;
  object-position: center center;
}

.infra-image-link,
.infra-gallery-link {
  cursor: zoom-in;
}

.infra-image-link img,
.infra-gallery-link img {
  transition: transform .35s ease;
}

.infra-image-link:hover img,
.infra-image-link:focus-within img,
.infra-gallery-link:hover img,
.infra-gallery-link:focus-within img {
  transform: scale(1.025);
}

.infra-photo-caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  margin: 0;
  padding: 16px 20px;
  color: #fff;
  background: linear-gradient(transparent, rgba(0, 48, 95, .82));
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.4;
  text-transform: uppercase;
}

.infra-photo-caption span {
  display: inline-block;
  margin-top: 4px;
  color: rgba(255, 255, 255, .82);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.infra-feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.infra-feature {
  display: block;
  padding: 11px 14px;
  background: rgba(255, 255, 255, .96);
  color: var(--siv-blue);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
}

/* Viña del Mar */

.infra-campus-box {
  height: 100%;
  padding: 28px 30px;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-left: 3px solid var(--siv-gold);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 48, 95, .045);
}

.infra-campus-box h3 {
  margin: 0 0 16px;
  font-size: 20px;
}

.infra-campus-box p {
  margin: 0 0 16px;
}

.infra-campus-box p:last-child,
.infra-contact p:last-child {
  margin-bottom: 0;
}

/* Videos */

.infra-video-card {
  height: 100%;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 48, 95, .045);
}

.infra-video-card-wide {
  max-width: 900px;
  margin-right: auto;
  margin-left: auto;
  padding: 22px;
}

.infra-video {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--siv-blue-dark);
}

.infra-video iframe,
.infra-video video {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.infra-video-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 28px;
  background: linear-gradient(135deg, rgba(0, 61, 113, .96), rgba(0, 48, 95, .96));
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1.4;
  text-align: center;
  text-transform: uppercase;
}

.infra-video-placeholder span {
  max-width: 280px;
  margin-top: 8px;
  color: rgba(255, 255, 255, .74);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.5;
  text-transform: none;
}

.infra-video-card h3 {
  margin: 18px 0 8px;
  font-size: 20px;
}

.infra-video-card p {
  margin: 0;
}

.infra-video-card-wide h3,
.infra-video-card-wide p {
  text-align: center;
}

/* Gallery */

.infra-gallery-link {
  position: relative;
  height: 180px;
  margin: 0;
  overflow: hidden;
  background: #e9eef3;
  border: 1px solid var(--siv-border);
}

.infra-gallery-link img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.infra-gallery-link figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  margin: 0;
  padding: 12px 14px;
  background: linear-gradient(transparent, rgba(0, 48, 95, .82));
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.3;
}

/* Contact */

.infra-contact {
  height: 100%;
  padding: 27px 28px;
  background: #fff;
  border: 1px solid var(--siv-border);
  border-left: 3px solid var(--siv-gold);
  border-radius: 10px;
  box-shadow: 0 6px 18px rgba(0, 48, 95, .045);
}

.infra-contact h3 {
  margin: 0 0 18px;
  font-size: 20px;
}

.infra-contact p {
  margin: 0 0 10px;
}

.infra-contact strong {
  color: var(--siv-blue-dark);
  font-weight: 700;
}

.infra-final {
  padding: 80px 0;
  background: linear-gradient(135deg, rgba(0, 61, 113, .96), rgba(0, 48, 95, .96));
  color: #fff;
}

.infra-final h2 {
  max-width: 800px;
  margin: 0 0 20px;
  color: #fff;
  font-size: clamp(32px, 3.6vw, 48px);
}

.infra-final p {
  max-width: 760px;
  margin: 0;
  color: rgba(255, 255, 255, .9);
  font-size: 17px;
  line-height: 1.65;
}

@media (max-width: 991.98px) {
  .infra-section {
    padding: 55px 0;
  }

  .infra-title {
    font-size: 44px;
  }

  .infra-title-small {
    font-size: 34px;
  }

  .infra-intro-card {
    max-width: none;
  }

  .infra-blue-content {
    max-width: none;
    padding: 46px 34px;
  }

  .infra-photo,
  .infra-photo-blue {
    min-height: 320px;
    height: 320px;
  }

  .infra-img-blue {
    min-height: 320px;
    height: 320px;
  }

  .infra-card {
    min-height: 0;
  }
}

@media (max-width: 575.98px) {
  .infra-inner {
    padding-right: 18px;
    padding-left: 18px;
  }

  .infra-section {
    padding: 45px 0;
  }

  .infra-title {
    font-size: 36px;
  }

  .infra-title-small {
    font-size: 29px;
  }

  .infra-lead {
    font-size: 16px;
  }

  .infra-text {
    font-size: 15px;
  }

  .infra-intro-card,
  .infra-note,
  .infra-campus-box,
  .infra-contact {
    padding: 23px 22px;
  }

  .infra-intro-card::after {
    font-size: 46px;
  }

  .infra-feature-list {
    grid-template-columns: 1fr;
  }

  .infra-photo,
  .infra-photo-blue,
  .infra-img-blue {
    min-height: 250px;
    height: 250px;
  }

  .infra-blue-content {
    padding: 38px 22px;
  }

  .infra-gallery-link {
    height: 140px;
  }

  .infra-gallery-link figcaption {
    padding: 9px 10px;
    font-size: 11px;
  }

  .infra-photo-caption {
    padding: 13px 16px;
    font-size: 10px;
  }

  .infra-photo-caption span {
    font-size: 11px;
  }

  .infra-final {
    padding: 58px 0;
  }
}

/* Heritage image: fill the desktop panel without leaving space before the caption. */
.infra-section-blue .infra-blue-panel > .row > .col-lg-5 {
  display: flex;
  min-height: 0;
}

.infra-section-blue .infra-photo {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

.infra-section-blue .infra-photo-media {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.infra-section-blue .infra-photo-media .infra-img-blue {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  object-fit: cover;
  object-position: center 52%;
}

.infra-section-blue .infra-photo-caption {
  position: static;
  flex: 0 0 auto;
  background: var(--siv-blue);
}

@media (max-width: 991.98px) {
  .infra-section-blue .infra-blue-panel > .row > .col-lg-5 {
    display: block;
  }

  .infra-section-blue .infra-photo {
    height: auto !important;
    min-height: 0;
  }

  .infra-section-blue .infra-photo-media {
    flex: 0 0 auto;
    aspect-ratio: 16 / 10;
  }

  .infra-section-blue .infra-photo-media .infra-img-blue {
    height: 100%;
  }
}