.biz-common-header,
.biz-common-header * {
  box-sizing: border-box;
}

.biz-common-header [hidden] {
  display: none !important;
}

.biz-common-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  min-height: 70px;
  color: #333;
  background: #fff;
  border-bottom: 1px solid rgba(74, 144, 226, 0.08);
  box-shadow: 0 2px 12px rgba(74, 144, 226, 0.08);
  font-family: Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", Arial, sans-serif;
  line-height: 1;
}

.biz-common-header.is-menu-open {
  border-bottom-color: transparent;
  box-shadow: none;
}

.biz-common-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 70px;
  padding: 0 20px;
}

.biz-common-brand {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  color: #3182f6;
  text-decoration: none;
  white-space: nowrap;
}

.biz-common-brand img {
  display: block;
  width: 36px;
  height: auto;
  flex: 0 0 auto;
  object-fit: contain;
}

.biz-common-brand span {
  color: #3182f6;
  font-size: 27px;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 0.95;
}

.biz-common-desktop-nav,
.biz-common-category-triggers {
  display: flex;
  align-items: stretch;
  align-self: stretch;
}

.biz-common-desktop-nav {
  gap: 12px;
  height: 70px;
  margin-left: auto;
}

.biz-common-category-triggers {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 16px;
}

.biz-common-category-trigger,
.biz-common-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  margin: 0;
  border: 0;
  color: #333;
  background: transparent;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.biz-common-category-trigger {
  position: relative;
  height: 100%;
  padding: 0 16px;
}

.biz-common-category-trigger::after {
  position: absolute;
  right: 16px;
  bottom: 0;
  left: 16px;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: #3182f6;
  content: "";
  opacity: 0;
  transform: scaleX(0.5);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease;
}

.biz-common-category-trigger:hover,
.biz-common-category-trigger:focus-visible,
.biz-common-category-trigger[aria-expanded="true"] {
  color: #3182f6;
}

.biz-common-category-trigger:hover::after,
.biz-common-category-trigger:focus-visible::after,
.biz-common-category-trigger[aria-expanded="true"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.biz-common-nav-divider {
  align-self: center;
  width: 1px;
  height: 24px;
  margin: 0 12px;
  background: rgba(74, 144, 226, 0.15);
}

.biz-common-login {
  align-self: center;
  gap: 5px;
  padding: 0 10px;
  color: #4a90e2;
}

.biz-common-login:hover,
.biz-common-login:focus-visible {
  color: #1b64da;
}

.biz-common-mega-menu {
  position: fixed;
  top: 70px;
  right: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background: #fff;
  border-bottom: 1px solid rgba(25, 31, 40, 0.08);
  box-shadow: 0 20px 40px -20px rgba(25, 31, 40, 0.2);
}

.biz-common-mega-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 16px;
  width: min(740px, calc(100vw - 40px));
  margin-left: auto;
  margin-right: 86px;
}

.biz-common-mega-column {
  min-width: 0;
  padding: 8px;
}

.biz-common-mega-title {
  display: block;
  margin-bottom: 9px;
  padding: 8px 10px;
  color: #191f28;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.biz-common-mega-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.biz-common-mega-link {
  display: block;
  padding: 10px;
  border-radius: 9px;
  color: #4e5968;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
  text-decoration: none;
}

.biz-common-mega-link:hover,
.biz-common-mega-link:focus-visible,
.biz-common-mega-link.is-active {
  color: #1b64da;
  background: #f2f7ff;
}

.biz-common-mobile-toggle,
.biz-common-mobile-menu {
  display: none;
}

.biz-common-header-spacer {
  height: 70px;
}

@media (max-width: 1120px) {
  .biz-common-category-triggers {
    grid-template-columns: repeat(3, minmax(148px, 1fr));
    gap: 4px;
  }

  .biz-common-mega-grid {
    margin-right: 70px;
  }
}

@media (max-width: 959px) {
  .biz-common-header,
  .biz-common-header-row {
    min-height: 60px;
  }

  .biz-common-header-row {
    padding: 0 16px;
  }

  .biz-common-brand img {
    width: 33px;
  }

  .biz-common-brand span {
    font-size: 25px;
  }

  .biz-common-desktop-nav {
    display: none;
  }

  .biz-common-mobile-toggle {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
    padding: 0;
    border: 0;
    border-radius: 8px;
    color: #4a90e2;
    background: rgba(74, 144, 226, 0.06);
    cursor: pointer;
  }

  .biz-common-mobile-toggle > span {
    position: relative;
    display: block;
    width: 22px;
    height: 18px;
  }

  .biz-common-mobile-toggle i {
    position: absolute;
    right: 2px;
    left: 2px;
    display: block;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition:
      top 0.2s ease,
      transform 0.2s ease,
      opacity 0.2s ease;
  }

  .biz-common-mobile-toggle i:nth-child(1) {
    top: 2px;
  }

  .biz-common-mobile-toggle i:nth-child(2) {
    top: 8px;
  }

  .biz-common-mobile-toggle i:nth-child(3) {
    top: 14px;
  }

  .biz-common-mobile-toggle[aria-expanded="true"] i:nth-child(1) {
    top: 8px;
    transform: rotate(45deg);
  }

  .biz-common-mobile-toggle[aria-expanded="true"] i:nth-child(2) {
    opacity: 0;
  }

  .biz-common-mobile-toggle[aria-expanded="true"] i:nth-child(3) {
    top: 8px;
    transform: rotate(-45deg);
  }

  .biz-common-mobile-menu {
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 60px);
    padding: 14px 16px 20px;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.98);
    border-top: 1px solid rgba(74, 144, 226, 0.08);
    box-shadow: 0 12px 24px rgba(74, 144, 226, 0.1);
  }

  .biz-common-mobile-category {
    display: grid;
    gap: 4px;
    padding: 10px 0;
    border-bottom: 1px solid #e5e8eb;
  }

  .biz-common-mobile-title,
  .biz-common-mobile-link,
  .biz-common-mobile-login {
    display: block;
    border-radius: 8px;
    text-decoration: none;
  }

  .biz-common-mobile-title {
    padding: 10px 12px;
    color: #191f28;
    background: #f7f9fc;
    font-size: 14px;
    font-weight: 800;
  }

  .biz-common-mobile-link {
    padding: 10px 14px;
    color: #4e5968;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.35;
  }

  .biz-common-mobile-link.is-active {
    color: #1b64da;
    background: #f2f7ff;
  }

  .biz-common-mobile-login {
    margin-top: 12px;
    padding: 13px 14px;
    color: #1b64da;
    background: #e8f3ff;
    font-size: 15px;
    font-weight: 800;
    text-align: center;
  }

  .biz-common-header-spacer {
    height: 60px;
  }
}

@media (max-width: 600px) {
  .biz-common-header-row {
    padding: 0 12px;
  }

  .biz-common-brand {
    gap: 5px;
  }

  .biz-common-brand img {
    width: 30px;
  }

  .biz-common-brand span {
    font-size: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .biz-common-category-trigger::after,
  .biz-common-mobile-toggle i {
    transition: none;
  }
}