.gnb_box {
  width: 300px;
  box-sizing: border-box;
  min-height: 100%;
  color: #fff;
  background: linear-gradient(
    180deg,
    rgba(15, 30, 60, 0.92),
    rgba(20, 45, 85, 0.92)
  );
  padding-bottom: 14px;
}

/* 타이틀 */
.ko_title {
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  color: #fff;
  padding: 14px 14px 3px;
  line-height: 1.3;
  letter-spacing: -0.4px;
  word-break: keep-all;
}
.eng_title {
  font-size: 12px;
  color: #a8c4e8;
  text-align: center;
  padding: 0 14px 10px;
  line-height: 1.35;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* 로고 */
.img_box {
  background: #fff;
  margin: 10px 0 14px;
  padding: 0;
  width: 300px;
  height: auto;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  line-height: 0;
}
.img_box .logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/* 본문 */
.main_box {
  padding: 0 14px;
}

.min_title {
  background: linear-gradient(135deg, #1a3a72, #2b5aa8);
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 4px;
  margin: 8px 0 5px;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.22);
  border-left: 3px solid #6ba3ff;
}

.min_des {
  color: #eaf2ff;
  font-size: 12.5px;
  padding: 0 4px 2px;
  line-height: 1.5;
  word-break: break-word;
  margin-bottom: 4px;
}
.min_des a {
  color: #7fb8ff;
  text-decoration: none;
  border-bottom: 1px dotted #7fb8ff;
  word-break: break-all;
}
.min_des a:hover {
  color: #fff;
  border-bottom-color: #fff;
}
.min_des ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.min_des ul li {
  padding: 2px 0 2px 18px;
  text-indent: -18px;
  color: #dae7fb;
}

/* 구분선 */
.hr {
  border: none;
  border-top: 1px dashed rgba(255, 255, 255, 0.18);
  margin: 12px 4px;
}

/* 스크롤바 숨김 */
.scroll_container::-webkit-scrollbar {
  width: 0;
  display: none;
}
.scroll_container {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

@media screen and (max-width: 550px) {
  .gnb_box {
    width: 200px;
    padding-bottom: 10px;
  }

  /* 타이틀: 폰트 살짝 축소, 여백 축소 */
  .ko_title {
    font-size: 13px;
    padding: 10px 8px 2px;
    letter-spacing: -0.3px;
    line-height: 1.25;
  }
  .eng_title {
    font-size: 9px;
    padding: 0 8px 6px;
  }

  /* 로고: 200×100 (2:1 비율 유지) */
  .img_box {
    width: 200px;
    height: 100px;
    margin: 6px 0 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  }

  /* 본문: 좌우 패딩 축소 */
  .main_box {
    padding: 0 8px;
  }

  .min_title {
    font-size: 9.5px;
    padding: 4px 8px;
    margin: 5px 0 3px;
    border-radius: 3px;
    border-left-width: 2px;
  }

  .min_des {
    font-size: 9.5px;
    padding: 0 2px 2px;
    line-height: 1.45;
    margin-bottom: 3px;
  }
  .min_des ul li {
    padding: 1px 0 1px 12px;
    text-indent: -12px;
  }

  .hr {
    margin: 8px 2px;
  }
}