.go-back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: fixed;
  top: 11rem;
  right: 3rem;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.3s ease,
    visibility 0.3s ease,
    pointer-events 0.3s ease;
}
.go-back span {
  font-size: 1.6rem;
  color: #222;
  margin: 0;
}
.hero-banner {
  height: 100vh;
  background-size: cover;
  background-position: center;
}
.hero-banner .section-inner {
  height: 100%;
  justify-content: center;
}

.hero-banner .category {
  font-size: 1.8rem;
}

.hero-banner .client-logo {
  width: 30rem;
}

.hero-banner .main {
  font-size: 8.5rem;
  margin-top: 2.5rem;
}

.hero-banner .tags-container {
  margin: 4.5rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.hero-banner .tags-container .tag-item {
  font-size: 1.6rem;
  padding: 1rem 1.6rem;
  border-radius: 7rem;
  border: 1px solid #fff;
}

.hero-banner .tags-container .tag-item,
.hero-banner .subtitle {
  margin: 0;
}
.section-overview {
  position: relative;
}
.portfolio-inner {
  max-width: 1330px;
}

.overview-inner {
  padding: 16rem 15px 6.5rem;
  align-items: flex-start;
}
.portfolio-main {
  font-size: 6.5rem;
  margin-bottom: 2.5rem;
}
.portfolio-para {
  line-height: 1.8;
  margin: 0 0 2.5rem;
}
.portfolio-btn {
  background-color: #222;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.portfolio-btn:hover {
  background: rgba(34, 34, 34, 0.85);
}
.overview-img-inner {
  padding: 0 15px 2rem;
}
.portfolio-img-box {
  display: flex;
  border-radius: 20px;
  border: 1px solid #ddd;
  box-shadow: 0 0 16px 0 rgba(0, 0, 0, 0.05);
  overflow: hidden;
}
.portfolio-img {
  width: 100%;
}
.portfolio-goals {
  display: flex;
  padding: 10rem 0;
  justify-content: center;
}
.goal-item {
  position: relative;
  width: 33%;
  aspect-ratio: 1/1;
  border-radius: 50%;
  max-width: 460px;
  margin: 0 -10px;
}
.goal-item .txt {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  width: 70%;
}

.goal-item .txt h3 {
  font-size: 2.6rem;
}

.goal-item .txt p {
  font-size: 1.6rem;
  margin: 0;
  opacity: 0.8;
}

.goal-item:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 1px solid #ddd;
  border-radius: 50%;
}
.overview-bg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 130vh;
  z-index: -1;
}
.modesign-inner-title {
  padding: 12rem 15px 1rem;
}
.modesign-inner {
  max-width: none;
  padding: 0 0 12rem;
}
.marquee-box {
  overflow: hidden;
}
.modesign-track {
  display: flex;
  align-items: center;
  gap: 11rem;
  width: max-content;
}
.modesign-track .portfolio-img-box {
  width: 39.5rem;
}
.marquee-left {
  animation: scrollLeft 30s linear infinite;
}
.subdesign-wrapper {
  display: flex;
  gap: 5rem;
}
.subdesign-column {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}
.subdesign-main {
  margin: 4rem 0 2rem;
}
@keyframes scrollLeft {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

@media (max-width: 1024px) {
  .goal-item .txt h3 {
    font-size: 2.3rem;
  }

  .goal-item .txt p {
    font-size: 1.5rem;
  }
  .overview-bg {
    display: none;
  }
}

@media (max-width: 768px) {
  .hero-banner .main {
    font-size: 5.5rem;
  }
  .hero-banner .tags-container {
    margin: 3rem 0;
  }
  .portfolio-main {
    font-size: 4.5rem;
  }
  .portfolio-goals {
    flex-direction: column;
    align-items: center;
    padding: 4rem 0;
  }
  .goal-item {
    width: 100%;
    max-width: 100%;
    margin: -10px 0;
  }
  .subdesign-wrapper {
    flex-direction: column;
    gap: 4rem;
  }
  .subdesign-main {
    margin: 0;
  }
}