/* -------------------------
   SECCIÓN CAMPUS / SEDES
   ------------------------- */
.campus {
  position: relative;
  width: 100%;
  min-height: 85vh;
  padding: 120px 0 100px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.campus-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  z-index: 0;
}

.campus-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.campus-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.campus-content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: 100%;
}

.campus-icons {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  margin-bottom: 30px;
}

.campus-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--white);
  transition: all 0.3s ease;
  cursor: pointer;
  flex: 1;
  max-width: 800px;
}

.campus-icon-wrapper {
  margin-bottom: 30px;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  width: 100%;
  display: flex;
  justify-content: center;
}

.campus-icon {
  width: 100%;
  max-width: 450px;
  height: auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
  transform: scale(1.4);
  margin: -20px 0;
}

/* Botón igual al del hero: negro, texto amarillo, esquinas de 8 px, flecha que atraviesa y sube al pasar el cursor */
.campus-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 45px;
  font-family: var(--font-main);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  background-color: var(--usb-black);
  color: var(--usb-yellow);
  border-radius: 8px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  z-index: 10;
}
.campus-label__ar { display: inline-block; overflow: hidden; white-space: nowrap; width: 1.15em; text-align: left; font-size: 1.2rem; }

.campus-btn:hover .campus-icon-wrapper {
  transform: scale(1.15);
}

.campus-btn:hover .campus-label,
.campus-btn:focus-visible .campus-label {
  background-color: #222;
  color: var(--usb-yellow);
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}
.campus-btn:hover .campus-label__ar,
.campus-btn:focus-visible .campus-label__ar { animation: arrow-text-through .38s both; }
@media (hover: none) { .campus-btn:active .campus-label__ar { animation: arrow-text-through .38s both; } }

.campus-title-wrapper {
  text-align: center;
  text-shadow: 4px 8px 15px rgba(0, 0, 0, 0.4);
  margin-top: 20px;
}

.campus-title-top,
.campus-title-bottom {
  font-family: var(--font-main);
  font-weight: 900;
  margin: 0;
  line-height: 0.9;
}

.campus-title-top {
  color: var(--white);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(110px, 15vw, 210px);
  letter-spacing: -0.02em;
  line-height: 1;
  text-transform: none;
}

.campus-title-bottom {
  font-size: 70px;
  text-transform: uppercase;
  letter-spacing: -2px;
}

.campus-highlight {
  color: var(--usb-yellow);
}

@media (max-width: 768px) {
  .campus-icons {
    flex-direction: column;
    gap: 50px;
  }
  .campus-title-top {
    font-size: clamp(84px, 24vw, 130px);
  }
  .campus-title-bottom {
    font-size: 60px;
  }
  .campus-icon {
    width: 80%;
    transform: scale(1);
  }
  .campus {
    min-height: auto;
    padding: 80px 0;
  }
}