@charset "utf-8";

#reference {
  padding: 0 60px;
  margin: 130px 0;
}
#reference .inner {
  max-width: 1500px;
  margin: 0 auto;
}

/* 헤더 텍스트 */
#reference .txt_area {
  text-align: center;
  margin-bottom: 60px;
}
#reference .txt_area .eng {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--primary);
  font-family: var(--e-font);
  margin-bottom: 16px;
}
#reference .txt_area h2 {
  font-size: 38px;
  font-weight: 700;
  color: #111;
  line-height: 1.35;
  margin-bottom: 18px;
  word-break: keep-all;
}
#reference .txt_area h2 span {
  color: var(--secondary);
}
#reference .txt_area .sub {
  font-size: 15px;
  color: #666;
  line-height: 1.7;
  word-break: keep-all;
}

/* 슬라이더 래퍼 — 양쪽 페이드 마스크 */
#reference .ref_slider_wrap {
  position: relative;
  overflow: hidden;
}
#reference .ref_slider_wrap::before,
#reference .ref_slider_wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}
#reference .ref_slider_wrap::before {
  left: 0;
  background: linear-gradient(to right, #fff 0%, transparent 100%);
}
#reference .ref_slider_wrap::after {
  right: 0;
  background: linear-gradient(to left, #fff 0%, transparent 100%);
}

/* Swiper */
#reference .ref_swiper {
  overflow: visible;
}
#reference .ref_swiper .swiper-wrapper {
  transition-timing-function: linear !important;
  align-items: center;
}
#reference .ref_swiper .swiper-slide {
  width: auto;
}

/* 레퍼런스 이미지 아이템 */
#reference .ref_item {
  height: 280px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition:
    transform 0.3s,
    box-shadow 0.3s;
}
#reference .ref_item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
}
#reference .ref_item img {
  height: 100%;
  width: auto;
  display: block;
  object-fit: cover;
}

/* 반응형 [s] */
@media (max-width: 1380px) {
  #reference {
    padding: 0 2.5%;
  }
  #reference .txt_area h2 {
    font-size: 34px;
  }
}
@media (max-width: 1024px) {
  #reference {
    margin: 110px 0;
  }
  #reference .txt_area h2 {
    font-size: 30px;
  }
  #reference .txt_area {
    margin-bottom: 48px;
  }
  #reference .ref_item {
    height: 190px;
  }
}
@media (max-width: 768px) {
  #reference {
    margin: 90px 0;
  }
  #reference .txt_area h2 {
    font-size: 26px;
  }
  #reference .txt_area .sub {
    font-size: 14px;
  }
  #reference .ref_slider_wrap::before,
  #reference .ref_slider_wrap::after {
    width: 60px;
  }
  #reference .ref_item {
    height: 160px;
    border-radius: 12px;
  }
}
@media (max-width: 480px) {
  #reference {
    margin: 70px 0;
  }
  #reference .txt_area h2 {
    font-size: 22px;
  }
  #reference .txt_area {
    margin-bottom: 36px;
  }
  #reference .ref_item {
    height: 130px;
    border-radius: 10px;
  }
}
/* 반응형 [e] */