.section-container {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 6rem;
  box-sizing: border-box;
}

.iot-card-main {
  padding: 4rem 0;
  background-image: url("../../images/services-bg.png");
  background-size: 100% 100%;
  background-repeat: no-repeat;
}

.iot-card-main .container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.iot-heading {
  text-align: center;
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 2rem;
  color: #1a1a2e;
}

/* Card grid */
.card .bottom-row {
  display: flex;
  /* grid-template-columns: repeat(3, 1fr); */
  gap: 2rem;
  margin: 3rem auto 0;
  perspective: 1200px;
  flex-wrap: wrap;
}

/* Flip card wrapper */
.flip-card {
  height: 474px;
  width: 282px;
  perspective: 1200px;
  cursor: pointer;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

/* Shared face styles */
.flip-card-front,
.flip-card-back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 1rem;
  overflow: hidden;
}

/* Front face */
.flip-card-front {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
}

.flip-card-overlay {
  position: absolute;
  inset: 0;
  /* Darken top-left so SERVICE + title stay readable */
  background: linear-gradient(
    to bottom right,
    rgba(10, 10, 40, 0.82) 0%,
    rgba(10, 10, 40, 0.35) 45%,
    rgba(10, 10, 40, 0.08) 100%
  );
  z-index: 1;
}

.flip-card-front-content {
  position: relative;
  z-index: 2;
  padding: 1.5rem 1.75rem;
  text-align: left;
  max-width: 85%;
}

.flip-card-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.5rem;
}

.flip-card-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.25;
  margin: 0;
}

/* Back face */
.flip-card-back {
  transform: rotateY(180deg);
  background: linear-gradient(135deg, #0f0c29 0%, #1a1a4e 50%, #24243e 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem;
  text-align: left;
  gap: 2rem;
}

.flip-card-back-title {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin: 0 0 1rem 0;
  line-height: 1.3;
}

.flip-card-desc {
  font-size: 1.4rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
  margin: 0 0 1.5rem 0;
  display: -webkit-box;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.flip-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  border-radius: 2rem;
  color: #fff;
  font-size: 1.2rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  background: transparent;
}

.flip-card-btn::after {
  content: "\2192";
  transition: transform 0.3s ease;
}

.flip-card-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.7);
}

.flip-card-btn:hover::after {
  transform: translateX(4px);
}

/* Discuss Your Project button */
.growth-button {
  width: auto;
  border-radius: 0.625rem;
  padding: 0.625rem 1.5rem;
  margin-top: 3rem;
  display: inline-block;
  background: #4873b7;
  color: #fff;
  font-weight: 600;
  font-size: 1.125rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

/* .growth-button:hover {
  transform: translateY(-0.125rem);
  box-shadow: 0 0.375rem 1.25rem rgba(255, 105, 97, 0.4);
  background: rgba(255, 105, 97, 1);
} */

/* Tablet */
@media (max-width: 1024px) {
  .section-container {
    padding: 0 2rem;
  }

  .iot-heading {
    font-size: 2.5rem;
  }

  .card .bottom-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .flip-card {
    height: 360px;
  }
}

/* Mobile */
@media (max-width: 768px) {
  .section-container {
    padding: 0 1rem;
  }

  .iot-heading {
    font-size: 2rem;
  }

  .card .bottom-row {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
  }

  .flip-card {
    height: 360px;
    width: 380px;
  }

  .flip-card-title {
    font-size: 1.4rem;
  }

  .growth-button {
    margin-top: 2rem;
    padding: 1rem 2rem;
    font-size: 1rem;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .flip-card {
    height: 360px;
    width: 380px;
  }

  .flip-card-front-content {
    padding: 1.5rem;
  }

  .flip-card-back {
    padding: 1.5rem;
  }

  .flip-card-title {
    font-size: 1.25rem;
  }

  .flip-card-back-title {
    font-size: 1.2rem;
  }

  .flip-card-desc {
    font-size: 0.9rem;
    -webkit-line-clamp: 4;
  }

  .growth-button {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
}