/*--------------------------------------------------------------
# poster Section
--------------------------------------------------------------*/
.poster .features-item {
  color: var(--heading-color);
}

.poster .features-item + .features-item {
  margin-top: 100px;
}

@media (max-width: 768px) {
  .features .features-item + .features-item {
    margin-top: 40px;
  }
}

.poster .features-item h3 {
  font-weight: 700;
  font-size: 26px;
}

.poster .features-item ul {
  list-style: none;
  padding: 0;
}

.poster .features-item ul li {
  padding-bottom: 10px;
  display: flex;
  align-items: flex-start;
}

.poster .features-item ul li:last-child {
  padding-bottom: 0;
}

.poster .features-item ul i {
  font-size: 20px;
  padding-right: 4px;
  color: var(--accent-color);
}

.poster .features-item img {
  border: 6px solid var(--surface-color);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.1);
}

.poster .features-item .features-img-bg {
  position: relative;
  min-height: 500px;
}

@media (max-width: 640px) {
  .poster .features-item .features-img-bg {
    min-height: 300px;
  }
}

.poster .features-item .features-img-bg img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.poster .features-item .image-stack {
  display: grid;
  position: relative;
  grid-template-columns: repeat(12, 1fr);
}

.poster .features-item .image-stack .stack-back {
  grid-column: 4/-1;
  grid-row: 1;
  width: auto;
  height: 500px;
  z-index: 1;
}

.poster .features-item .image-stack .stack-front {
  grid-row: 1;
  grid-column: 1 / span 8;
  margin-top: 20%;
  width: auto;
  height: 500px;
  z-index: 2;
}


/*--------------------------------------------------------------
# Features Section
--------------------------------------------------------------*/
.features {
  overflow: hidden;
}

.features .feature-card {
  background-color: var(--surface-color);
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  height: 100%;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.features .feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 40px;
  background-color: var(--accent-color);
  transition: height 0.3s ease;
}

.features .feature-card .feature-icon {
  margin-bottom: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: color-mix(in srgb, var(--accent-color), transparent 90%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.features .feature-card .feature-icon i {
  font-size: 24px;
  color: var(--accent-color);
}

.features .feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--heading-color);
}

.features .feature-card p {
  color: var(--default-color);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 0;
}

.features .feature-card:hover {
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.features .feature-card:hover::before {
  height: 70px;
}

.features .chapter-item {
  text-align: left;
  padding: 20px;
  border-radius: 8px;
  transition: all 0.3s ease;
  background-color: color-mix(in srgb, var(--background-color), transparent 5%);
  border: 1px solid color-mix(in srgb, var(--default-color), transparent 90%);
}

.features .chapter-item .chapter-number {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-color);
  display: block;
  margin-bottom: 10px;
}

.features .chapter-item h4 {
  font-size: 18px;
  line-height: 25px;
  font-weight: 600;
  color: var(--heading-color);
  margin-bottom: 10px;
}

.features .chapter-item p {
  font-size: 14px;
  color: var(--default-color);
  margin-bottom: 0;
}

.features .chapter-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
  border-color: color-mix(in srgb, var(--accent-color), transparent 70%);
}

@media (max-width: 992px) {
  .features .section-intro h2 {
    font-size: 28px;
  }
}

@media (max-width: 768px) {
  .features .section-intro h2 {
    font-size: 24px;
  }

  .features .feature-card {
    padding: 25px;
  }

  .features .feature-card .feature-icon {
    width: 50px;
    height: 50px;
  }

  .features .feature-card .feature-icon i {
    font-size: 20px;
  }

  .features .feature-card h3 {
    font-size: 18px;
  }

  .features .feature-chapters {
    padding: 25px;
  }

  .features .feature-chapters h3 {
    font-size: 22px;
  }
}