#main-nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  padding-top: env(safe-area-inset-top);
  transition: background-color 180ms ease-out, border-color 180ms ease-out;
}

#main-nav.scrolled,
#main-nav.menu-open {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(10, 11, 14, 0.96);
}

.site-nav-inner {
  position: relative;
  display: flex;
  width: 100%;
  max-width: 1400px;
  height: 68px;
  margin: 0 auto;
  padding: 0 60px;
  align-items: center;
  justify-content: space-between;
}

.site-nav-logo {
  position: relative;
  z-index: 61;
  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
}

.site-nav-panel {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: flex-end;
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 15px;
}

.site-nav-actions {
  display: flex;
  gap: 4px;
  align-items: center;
}

.site-nav-links {
  position: absolute;
  left: 50%;
  display: flex;
  gap: 0;
  align-items: center;
  transform: translateX(-50%);
}

.site-nav-link {
  display: inline-flex;
  min-height: 46px;
  padding: 0 18px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: color 160ms ease-out, background-color 160ms ease-out;
}

.site-nav-link:hover,
.site-nav-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.site-nav-link.active {
  color: var(--accent, #fdb54a);
  font-weight: 600;
}

.site-nav-cta {
  display: inline-flex;
  min-height: 46px;
  padding: 0 18px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: color 160ms ease-out, background-color 160ms ease-out, border-color 160ms ease-out;
}

.site-nav-cta:hover,
.site-nav-cta:focus-visible {
  border-color: #fff;
  background: #fff;
  color: #0a0b0e;
}

.site-nav-login {
  display: inline-flex;
  min-height: 46px;
  padding: 0 18px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 255, 255, 0.84);
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  transition: color 160ms ease-out, background-color 160ms ease-out, border-color 160ms ease-out;
}

.site-nav-login:hover,
.site-nav-login:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.site-nav-menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  cursor: pointer;
}

.site-nav-menu-button svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.8;
}

.site-nav-menu-button .site-nav-close-icon {
  display: none;
}

.site-nav-menu-button:focus-visible,
.site-nav-logo:focus-visible {
  outline: 2px solid var(--accent, #fdb54a);
  outline-offset: 4px;
}

@media (max-width: 760px) {
  .site-nav-inner {
    height: 64px;
    padding: 0 20px;
  }

  .site-nav-menu-button {
    display: inline-flex;
    width: auto;
    height: auto;
    border: 0;
    border-radius: 0;
    background: transparent;
    padding: 0;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 61;
  }

  .site-nav-menu-button svg {
    width: 26px;
    height: 26px;
    stroke-width: 2.6;
  }

  .site-nav-panel {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 14px;
    padding:
      calc(env(safe-area-inset-top) + 76px)
      20px
      calc(env(safe-area-inset-bottom) + 28px);
    background: rgba(10, 11, 14, 0.98);
    backdrop-filter: blur(14px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 160ms ease-out, transform 160ms ease-out, visibility 160ms ease-out;
    z-index: 60;
  }

  .site-nav-links {
    position: static;
    display: grid;
    width: min(100%, 520px);
    gap: 20px;
    margin: 0;
    justify-items: stretch;
    transform: none;
  }

  .site-nav-link {
    display: block;
    width: 100%;
    padding: 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: clamp(30px, 8vw, 54px);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.05em;
    text-align: left;
  }

  .site-nav-link {
    background: transparent;
  }

  .site-nav-actions {
    display: none;
  }

  #main-nav.menu-open .site-nav-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  #main-nav.menu-open .site-nav-menu-icon {
    display: none;
  }

  #main-nav.menu-open .site-nav-close-icon {
    display: block;
  }

  body.nav-menu-open {
    overflow: hidden;
  }
}

@media (prefers-reduced-motion: reduce) {
  #main-nav,
  .site-nav-link,
  .site-nav-cta,
  .site-nav-login,
  .site-nav-panel {
    transition: none;
  }
}