.mc-header {
  position: relative;
  z-index: 1000;
  background: var(--mc-bg);
  transition: background 0.8s ease;
}

.mc-topbar {
  height: 36px;
  border-bottom: 1px solid var(--mc-border);
  background: var(--mc-bg);
}

.mc-topbar__inner {
  max-width: 1440px;
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--mc-space-7);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mc-topbar__left {
  font-size: var(--mc-font-size-xs);
  color: var(--mc-text-muted);
  letter-spacing: 0.02em;
}

.mc-topbar__right {
  display: flex;
  align-items: center;
  gap: var(--mc-space-5);
}

.mc-topbar__link {
  display: flex;
  align-items: center;
  gap: var(--mc-space-2);
  font-size: var(--mc-font-size-xs);
  color: var(--mc-text-muted);
  transition: color var(--mc-duration-fast) var(--mc-ease);
}

.mc-topbar__link:hover {
  color: var(--mc-text);
}

.mc-main-header {
  height: 88px;
  background: var(--mc-bg);
}

.mc-main-header__inner {
  max-width: 1440px;
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--mc-space-7);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mc-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.mc-logo__img {
  height: 48px;
  width: auto;
  transition: filter 0.8s ease;
}

.mc-header:not(.mc-header--transparent) .mc-logo__img {
  filter: brightness(0);
}

.mc-header--transparent .mc-logo__img {
  filter: brightness(0) invert(1);
}

.mc-header--transparent:hover .mc-logo__img {
  filter: brightness(0);
}

.mc-search-bar {
  flex: 1;
  max-width: 760px;
  height: 48px;
  display: flex;
  align-items: center;
  gap: var(--mc-space-4);
  padding: 0 var(--mc-space-6);
  background: var(--mc-warm-beige);
  border-radius: var(--mc-radius-pill);
  border: 2px solid transparent;
  transition: all var(--mc-duration-normal) var(--mc-ease);
}

.mc-search-bar--focused {
  border-color: var(--mc-taupe);
  background: var(--mc-bg);
  box-shadow: var(--mc-shadow-2);
}

.mc-search-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--mc-taupe);
  opacity: 0.85;
}

.mc-search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--mc-font);
  font-size: var(--mc-font-size-lg);
  font-weight: 400;
  color: var(--mc-text);
  outline: none;
  line-height: 20px;
}

.mc-search-input::placeholder {
  color: var(--mc-text-muted);
}

.mc-icon-group {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-shrink: 0;
}

.mc-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: background var(--mc-duration-fast) var(--mc-ease);
}

.mc-icon-btn:hover {
  background: var(--mc-warm-beige);
}

.mc-icon {
  width: 22px;
  height: 22px;
  color: var(--mc-text);
}

.mc-icon-sm {
  width: 14px;
  height: 14px;
  color: currentColor;
}

.mc-navbar {
  height: 62px;
  border-top: 1px solid var(--mc-border);
  background: var(--mc-bg);
}

.mc-navbar__inner {
  max-width: 1440px;
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--mc-space-7);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mc-navbar__left {
  display: flex;
  align-items: center;
  gap: var(--mc-space-6);
}

.mc-navbar__right {
  display: flex;
  align-items: center;
  gap: var(--mc-space-6);
}

.mc-nav-link {
  font-family: var(--mc-font);
  font-size: var(--mc-font-size-md);
  font-weight: 500;
  line-height: 20px;
  letter-spacing: -0.1px;
  color: var(--mc-text);
  transition: color var(--mc-duration-fast) var(--mc-ease);
  white-space: nowrap;
}

.mc-nav-link:hover {
  color: var(--mc-walnut);
}

.mc-nav-link--muted {
  color: var(--mc-text-muted);
}

.mc-nav-link--muted:hover {
  color: var(--mc-text);
}

.mc-header--transparent {
  background: transparent;
  transition: background 0.8s ease;
}
.mc-header--transparent:hover {
  background: var(--mc-bg);
}
.mc-header--transparent .mc-topbar {
  background: transparent;
  border-bottom-color: rgba(201, 176, 126, 0.15);
  transition: background 0.8s ease, border-color 0.8s ease;
}
.mc-header--transparent:hover .mc-topbar {
  background: var(--mc-bg);
  border-bottom-color: var(--mc-border);
}
.mc-header--transparent .mc-main-header {
  background: transparent;
  transition: background 0.8s ease;
}
.mc-header--transparent:hover .mc-main-header {
  background: var(--mc-bg);
}
.mc-header--transparent .mc-navbar {
  background: transparent;
  border-top-color: rgba(201, 176, 126, 0.12);
  border-bottom-color: rgba(201, 176, 126, 0.12);
  transition: background 0.8s ease, border-color 0.8s ease;
}
.mc-header--transparent:hover .mc-navbar {
  background: var(--mc-bg);
  border-top-color: var(--mc-border);
  border-bottom-color: var(--mc-border);
}
.mc-header--transparent .mc-topbar__link,
.mc-header--transparent .mc-topbar__left,
.mc-header--transparent .mc-nav-link,
.mc-header--transparent .mc-nav-link--muted,
.mc-header--transparent .mc-icon-btn,
.mc-header--transparent .mc-icon {
  color: #E6DEDA;
  transition: color 0.3s ease;
}
.mc-header--transparent .mc-search-bar {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(230, 222, 218, 0.2);
}
.mc-header--transparent .mc-search-input {
  color: #E6DEDA;
}
.mc-header--transparent .mc-search-input::placeholder {
  color: rgba(230, 222, 218, 0.45);
}
.mc-header--transparent .mc-search-icon {
  color: #E6DEDA;
  opacity: 0.6;
}
.mc-header--transparent:hover .mc-topbar__link,
.mc-header--transparent:hover .mc-topbar__left {
  color: var(--mc-text-muted);
}
.mc-header--transparent:hover .mc-nav-link,
.mc-header--transparent:hover .mc-icon-btn,
.mc-header--transparent:hover .mc-icon {
  color: var(--mc-text);
}
.mc-header--transparent:hover .mc-nav-link--muted {
  color: var(--mc-text-muted);
}
.mc-header--transparent:hover .mc-search-bar {
  background: var(--mc-warm-beige);
  border-color: transparent;
}
.mc-header--transparent:hover .mc-search-input {
  color: var(--mc-text);
}
.mc-header--transparent:hover .mc-search-input::placeholder {
  color: var(--mc-text-muted);
}
.mc-header--transparent:hover .mc-search-icon {
  color: var(--mc-taupe);
  opacity: 0.85;
}

@media (max-width: 768px) {
  .mc-topbar {
    display: none;
  }
  .mc-main-header {
    height: 64px;
  }
  .mc-main-header__inner {
    padding: 0 var(--mc-space-4);
  }
  .mc-search-bar {
    max-width: none;
    height: 40px;
    padding: 0 var(--mc-space-4);
  }
  .mc-logo__img {
    height: 36px;
  }
  .mc-icon-group {
    gap: var(--mc-space-3);
  }
  .mc-icon-btn {
    width: 36px;
    height: 36px;
  }
  .mc-navbar {
    height: 48px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .mc-navbar__inner {
    padding: 0 var(--mc-space-4);
    justify-content: flex-start;
  }
  .mc-navbar__right {
    display: none;
  }
  .mc-navbar__left {
    gap: var(--mc-space-5);
  }
  .mc-nav-link {
    font-size: var(--mc-font-size-sm);
    white-space: nowrap;
  }
}