/**
 * GALXY GARMRNT 银河制衣 - 导航栏样式
 * 仿LV路易威登风格
 */

/* ============================================
   顶部导航栏
   ============================================ */
.lv-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  height: 3.5rem;
  background-color: var(--color-surface-extra-light);
  transition: background-color 0.5s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.lv-header--scrolled {
  box-shadow: 0 1px 0 0 var(--color-border-thin);
}

/* 透明状态 - 白色文字 */
.lv-header--transparent {
  background-color: transparent;
}

.lv-header--transparent .lv-header__logo,
.lv-header--transparent .lv-header__icon,
.lv-header--transparent .lv-header__menu-btn,
.lv-header--transparent .lv-header__nav-link {
  color: var(--color-content-invert-intense);
  transition: color 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 非透明状态 - 黑色文字 */
.lv-header:not(.lv-header--transparent) .lv-header__logo,
.lv-header:not(.lv-header--transparent) .lv-header__icon,
.lv-header:not(.lv-header--transparent) .lv-header__menu-btn,
.lv-header:not(.lv-header--transparent) .lv-header__nav-link {
  color: var(--color-content-intense);
  transition: color 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.lv-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--gutter-mobile);
}

/* 左侧区域 */
.lv-header__left {
  display: flex;
  align-items: center;
  flex: 1;
}

/* 菜单按钮 */
.lv-header__menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-header__menu-icon {
  width: 1.5rem;
  height: 1.5rem;
  position: relative;
}

.lv-header__menu-icon span,
.lv-header__menu-icon::before,
.lv-header__menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background-color: currentColor;
  transition: all var(--transition-normal);
}

.lv-header__menu-icon::before {
  top: 4px;
}

.lv-header__menu-icon span {
  top: 50%;
  transform: translateY(-50%);
}

.lv-header__menu-icon::after {
  bottom: 4px;
}

/* 菜单打开状态 */
.lv-header__menu-btn.active .lv-header__menu-icon::before {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.lv-header__menu-btn.active .lv-header__menu-icon span {
  opacity: 0;
}

.lv-header__menu-btn.active .lv-header__menu-icon::after {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* 中间区域 - Logo */
.lv-header__center {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.lv-header__logo {
  font-size: clamp(0.75rem, 2.5vw, 1.25rem);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-content-intense);
  transition: opacity var(--transition-normal);
  white-space: nowrap;
}

.lv-header__logo:hover {
  opacity: 0.7;
}

/* 移动端Logo显示简化 */
@media (max-width: 47.999rem) {
  .lv-header__logo {
    font-size: 1rem;
    letter-spacing: 0.05em;
  }
  
  .lv-header__logo .logo-full {
    display: none;
  }
  
  .lv-header__logo .logo-short::after {
    content: '银河制衣';
  }
}

/* 右侧区域 */
.lv-header__right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 1;
  gap: 0.5rem;
}

/* 图标按钮 */
.lv-header__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-content-intense);
  transition: opacity var(--transition-normal);
  position: relative;
}

.lv-header__icon:hover {
  opacity: 0.6;
}

.lv-header__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* 搜索按钮带文字 */
.lv-header__icon--search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: auto;
  padding: 0 0.5rem;
  margin-left: 1.5rem;
}

.lv-header__icon-text {
  font-size: var(--text-sm);
  font-weight: 400;
}

/* 联系我们按钮 */
.lv-header__icon--contact {
  width: auto;
  padding: 0 0.75rem;
}

.lv-header__contact-text {
  font-size: var(--text-sm);
  font-weight: 400;
  white-space: nowrap;
}

/* 购物车数量徽章 */
.lv-header__badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 1rem;
  height: 1rem;
  padding: 0 0.25rem;
  font-size: 0.625rem;
  font-weight: 500;
  line-height: 1rem;
  text-align: center;
  background-color: var(--color-common-accent);
  color: var(--color-content-invert-intense);
  border-radius: var(--radius-full);
}

/* ============================================
   桌面端导航
   ============================================ */
@media (min-width: 64rem) {
  .lv-header {
    height: 5.5rem;
  }
  
  .lv-header__inner {
    padding: 0 var(--gutter-desktop);
  }
  
  .lv-header__menu-btn {
    display: none !important;
  }
  
  .lv-header__logo {
    font-size: 1.5rem;
  }
  
  /* 桌面端导航菜单 */
  .lv-header__nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-right: 1.5rem;
  }
  
  .lv-header__nav-link {
    font-size: var(--text-base);
    font-weight: 400;
    letter-spacing: var(--tracking-wide);
    color: var(--color-content-intense);
    padding: 0.5rem 0;
    position: relative;
  }
  
  .lv-header__nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition-normal);
  }
  
  .lv-header__nav-link:hover::after {
    transform: scaleX(1);
  }
  
  .lv-header__right {
    gap: 1rem;
  }
}

/* ============================================
   侧边栏菜单（移动端/平板）
   ============================================ */
.lv-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background-color: var(--color-surface-extra-light);
  z-index: calc(var(--z-fixed) + 10);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
}

.lv-sidebar.active {
  transform: translateX(0);
}

.lv-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  padding: 0 var(--gutter-mobile);
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-sidebar__logo {
  font-size: clamp(0.875rem, 4vw, 1.125rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: calc(100% - 3rem);
}

.lv-sidebar__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-sidebar__close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.lv-sidebar__content {
  padding: 1.5rem 0;
}

.lv-sidebar__section {
  margin-bottom: 2rem;
}

.lv-sidebar__title {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-content-subtle);
  padding: 0 var(--gutter-mobile);
  margin-bottom: 1rem;
}

.lv-sidebar__menu {
  list-style: none;
}

.lv-sidebar__item {
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-sidebar__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--gutter-mobile);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-content-intense);
  transition: background-color var(--transition-fast);
}

.lv-sidebar__link:hover {
  background-color: var(--color-surface-light);
}

.lv-sidebar__link svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-content-subtle);
}

/* 遮罩层 */
.lv-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-fixed) + 5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lv-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   搜索模态框
   ============================================ */
.lv-search-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-surface-extra-light);
  z-index: calc(var(--z-fixed) + 20);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lv-search-modal.active {
  opacity: 1;
  visibility: visible;
}

.lv-search-modal__header {
  display: flex;
  align-items: center;
  height: 3.5rem;
  padding: 0 var(--gutter-mobile);
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-search-modal__input-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lv-search-modal__input {
  flex: 1;
  border: none;
  background: none;
  font-size: var(--text-md);
  color: var(--color-content-intense);
  outline: none;
}

.lv-search-modal__input::placeholder {
  color: var(--color-content-subtle);
}

.lv-search-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-search-modal__content {
  padding: 1.5rem var(--gutter-mobile);
}

.lv-search-modal__section-title {
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-content-subtle);
  margin-bottom: 1rem;
}

.lv-search-modal__suggestions {
  list-style: none;
}

.lv-search-modal__suggestion {
  padding: 0.75rem 0;
  font-size: var(--text-md);
  color: var(--color-content-intense);
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.lv-search-modal__suggestion:hover {
  opacity: 0.6;
}

/* ============================================
   购物车侧边栏
   ============================================ */
.lv-cart-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 480px;
  height: 100vh;
  background-color: var(--color-surface-extra-light);
  z-index: calc(var(--z-fixed) + 15);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.lv-cart-sidebar.active {
  transform: translateX(0);
}

.lv-cart-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--gutter-mobile);
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-cart-sidebar__title {
  font-size: var(--text-lg);
  font-weight: 400;
  letter-spacing: var(--tracking-wide);
}

.lv-cart-sidebar__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-cart-sidebar__content {
  flex: 1;
  overflow-y: auto;
  padding: 1rem var(--gutter-mobile);
}

.lv-cart-sidebar__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
}

.lv-cart-sidebar__empty-icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: 1rem;
  color: var(--color-content-subtle);
}

.lv-cart-sidebar__empty-text {
  font-size: var(--text-md);
  color: var(--color-content-subtle);
  margin-bottom: 1.5rem;
}

.lv-cart-sidebar__footer {
  padding: 1rem var(--gutter-mobile);
  border-top: 1px solid var(--color-border-thin);
  background-color: var(--color-surface-extra-light);
}

.lv-cart-sidebar__subtotal {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-size: var(--text-md);
}

.lv-cart-sidebar__subtotal-label {
  color: var(--color-content-subtle);
}

.lv-cart-sidebar__subtotal-value {
  font-weight: 500;
}

.lv-cart-sidebar__note {
  font-size: var(--text-sm);
  color: var(--color-content-subtle);
  margin-bottom: 1rem;
}

.lv-cart-sidebar__checkout {
  width: 100%;
}

/* 购物车商品项 */
.lv-cart-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-cart-item__image {
  width: 80px;
  height: 100px;
  flex-shrink: 0;
  background-color: var(--color-surface-light);
}

.lv-cart-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lv-cart-item__details {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.lv-cart-item__name {
  font-size: var(--text-base);
  font-weight: 400;
  margin-bottom: 0.25rem;
}

.lv-cart-item__variant {
  font-size: var(--text-sm);
  color: var(--color-content-subtle);
  margin-bottom: 0.5rem;
}

.lv-cart-item__price {
  font-size: var(--text-base);
  margin-bottom: 0.5rem;
}

.lv-cart-item__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.lv-cart-item__quantity {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border-thin);
  border-radius: var(--radius-sm);
}

.lv-cart-item__quantity button {
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-lg);
  color: var(--color-content-subtle);
  transition: color var(--transition-fast);
}

.lv-cart-item__quantity button:hover {
  color: var(--color-content-intense);
}

.lv-cart-item__quantity span {
  min-width: 2rem;
  text-align: center;
  font-size: var(--text-base);
}

.lv-cart-item__remove {
  font-size: var(--text-sm);
  color: var(--color-content-subtle);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.lv-cart-item__remove:hover {
  color: var(--color-common-error);
}

/* ============================================
   新版搜索弹窗
   ============================================ */
.lv-search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.98);
  z-index: calc(var(--z-fixed) + 30);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lv-search-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lv-search-overlay__content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem var(--gutter-mobile);
}

.lv-search-overlay__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: 2rem;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-search-overlay__close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.lv-search-overlay__form {
  display: flex;
  align-items: center;
  border-bottom: 2px solid var(--color-content-intense);
  padding-bottom: 1rem;
}

.lv-search-overlay__input {
  flex: 1;
  border: none;
  background: none;
  font-size: 1.5rem;
  color: var(--color-content-intense);
  outline: none;
}

.lv-search-overlay__input::placeholder {
  color: var(--color-content-subtle);
}

.lv-search-overlay__submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-search-overlay__results {
  margin-top: 2rem;
  max-height: 60vh;
  overflow-y: auto;
}

.lv-search-result {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border-thin);
  text-decoration: none;
  color: var(--color-content-intense);
}

.lv-search-result img {
  width: 80px;
  height: 100px;
  object-fit: contain;
  background: var(--color-surface-light);
}

.lv-search-result__name {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.lv-search-result__price {
  font-size: 0.875rem;
  color: var(--color-content-subtle);
}

/* ============================================
   新版移动端菜单
   ============================================ */
.lv-mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: calc(var(--z-fixed) + 30);
  visibility: hidden;
}

.lv-mobile-menu.active {
  visibility: visible;
}

.lv-mobile-menu__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.lv-mobile-menu.active .lv-mobile-menu__overlay {
  opacity: 1;
}

.lv-mobile-menu__panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 80%;
  max-width: 320px;
  height: 100%;
  background-color: var(--color-surface-extra-light);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  overflow-y: auto;
}

.lv-mobile-menu.active .lv-mobile-menu__panel {
  transform: translateX(0);
}

.lv-mobile-menu__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem var(--gutter-mobile);
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-mobile-menu__title {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
}

.lv-mobile-menu__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.lv-mobile-menu__close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.lv-mobile-menu__nav {
  padding: 1rem 0;
}

.lv-mobile-menu__link {
  display: block;
  padding: 1rem var(--gutter-mobile);
  font-size: 1.125rem;
  color: var(--color-content-intense);
  border-bottom: 1px solid var(--color-border-thin);
  transition: background-color var(--transition-fast);
}

.lv-mobile-menu__link:hover,
.lv-mobile-menu__link.active {
  background-color: var(--color-surface-light);
}

/* ============================================
   联系我们侧边栏
   ============================================ */
.lv-contact-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  background-color: var(--color-surface-extra-light);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

.lv-contact-sidebar.active {
  transform: translateX(0);
}

.lv-contact-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-border-thin);
}

.lv-contact-sidebar__title {
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
}

.lv-contact-sidebar__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-content-intense);
}

.lv-contact-sidebar__close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.lv-contact-sidebar__content {
  padding: 2rem 1.5rem;
}

.lv-contact-sidebar__desc {
  font-size: var(--text-base);
  color: var(--color-content-intense);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.lv-contact-sidebar__items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.lv-contact-sidebar__item {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--color-content-intense);
  text-decoration: none;
  font-size: var(--text-base);
  transition: opacity var(--transition-normal);
}

.lv-contact-sidebar__item:hover {
  opacity: 0.7;
}

.lv-contact-sidebar__item svg {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.lv-contact-sidebar__item--wechat {
  cursor: pointer;
}

.lv-contact-sidebar__divider {
  height: 1px;
  background-color: var(--color-border-thin);
  margin: 2rem 0;
}

.lv-contact-sidebar__help {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.lv-contact-sidebar__help-title {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-content-intense);
}

.lv-contact-sidebar__help-link {
  font-size: var(--text-base);
  color: var(--color-content-subtle);
  text-decoration: none;
  transition: color var(--transition-normal);
}

.lv-contact-sidebar__help-link:hover {
  color: var(--color-content-intense);
}