/*
Theme Name: Shinyst Theme
Theme URI: https://shinyst.com
Author: Shinyst Dev
Author URI: https://shinyst.com
Description: 1:1 像素级复刻 shinyst.com 的专属 WordPress 主题，不锈钢珠宝品牌官网
Version: 1.0.3
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 8.0
License: Private
Text Domain: shinyst
Tags: jewelry, ecommerce, custom, dark-theme
*/

/* =====================================================
   CSS 自定义变量
===================================================== */
:root {
  /* 颜色系统 */
  --color-bg-primary:     #ffffff;
  --color-bg-secondary:   #f5f5f5;
  --color-bg-card:        #ffffff;
  --color-bg-hover:       #f0f0f0;
  --color-text-primary:   #000000;
  --color-text-secondary: #555555;
  --color-text-muted:     #888888;
  --color-accent-gold:    #c9a84c;
  --color-accent-light:   #f0e6c8;
  --color-border:         #e5e5e5;
  --color-border-light:   #eeeeee;
  --color-price:          #000000;
  --color-price-sale:     #000000;
  --color-price-original: #999999;
  --color-sale-badge:     #e53e3e;
  --color-new-badge:      #c9a84c;
  --color-btn-bg:         #000000;
  --color-btn-text:       #ffffff;
  --color-btn-hover-bg:   #333333;
  --color-overlay:        rgba(0,0,0,0.5);

  /* 字体 */
  --font-primary:   'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-heading:   'Inter', 'Helvetica Neue', Arial, sans-serif;

  /* 间距 */
  --spacing-xs:   4px;
  --spacing-sm:   8px;
  --spacing-md:   16px;
  --spacing-lg:   24px;
  --spacing-xl:   40px;
  --spacing-2xl:  60px;
  --spacing-3xl:  80px;
  --spacing-4xl:  120px;

  /* 圆角 */
  --radius-sm:  2px;
  --radius-md:  4px;
  --radius-lg:  8px;

  /* 过渡 */
  --transition-fast:   0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow:   0.4s ease;

  /* 容器最大宽度 */
  --container-max:   1400px;
  --container-inner: 1280px;

  /* 导航高度 */
  --nav-height:       60px;
  --announce-height:  36px;
}

/* =====================================================
   Reset & Base
===================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.5;
  font-size: 14px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  background: none;
}

button {
  cursor: pointer;
}

/* =====================================================
   Layout
===================================================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container--inner {
  max-width: var(--container-inner);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

@media (max-width: 768px) {
  .container,
  .container--inner {
    padding: 0 var(--spacing-md);
  }
}

/* =====================================================
   公告横幅 Announcement Bar
===================================================== */
.announcement-bar {
  background: var(--color-bg-primary);
  height: var(--announce-height);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
}

.announcement-bar__track {
  display: flex;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}

.announcement-bar__item {
  font-size: 11px;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  padding: 0 60px;
}

.announcement-bar__item::before {
  content: '✦';
  margin-right: 14px;
  color: var(--color-accent-gold);
}

@keyframes marquee {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.announcement-bar:hover .announcement-bar__track {
  animation-play-state: paused;
}

/* =====================================================
   导航 Navigation
===================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-normal),
              box-shadow var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.6);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
}

/* Logo */
.site-logo {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  z-index: 10;
  flex-shrink: 0;
}

.site-logo img {
  height: 32px;
  width: auto;
}

/* 主菜单 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-menu__item {
  position: relative;
}

.nav-menu__link {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-fast);
  display: block;
}

.nav-menu__link:hover,
.nav-menu__item.active > .nav-menu__link {
  color: var(--color-text-primary);
}

.nav-menu__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-text-primary);
  transition: width var(--transition-normal);
}

.nav-menu__link:hover::after {
  width: 100%;
}

/* 下拉子菜单 */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  min-width: 180px;
  padding: var(--spacing-sm) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-8px);
  transition: opacity var(--transition-normal),
              visibility var(--transition-normal),
              transform var(--transition-normal);
}

.nav-menu__item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown__link {
  display: block;
  padding: 10px var(--spacing-lg);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast),
              background var(--transition-fast);
}

.nav-dropdown__link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

/* 导航右侧图标 */
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex-shrink: 0;
}

.nav-icon-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  cursor: pointer;
  position: relative;
}

.nav-icon-btn:hover {
  color: var(--color-text-primary);
}

.nav-icon-btn svg {
  width: 20px;
  height: 20px;
}

/* 购物车数量角标 */
.cart-count {
  position: absolute;
  top: -2px;
  right: -4px;
  background: var(--color-text-primary);
  color: var(--color-bg-primary);
  font-size: 9px;
  font-weight: 700;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* 汉堡菜单按钮（移动端） */
.hamburger-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.hamburger-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  transition: transform var(--transition-normal),
              opacity var(--transition-normal);
}

.hamburger-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 移动端侧边抽屉 */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
              visibility var(--transition-normal);
}

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

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 300px;
  height: 100vh;
  background: var(--color-bg-secondary);
  z-index: 999;
  padding: var(--spacing-xl) var(--spacing-lg);
  transform: translateX(-100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
}

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

.mobile-menu__close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 24px;
}

.mobile-menu__logo {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.25em;
  margin-bottom: var(--spacing-xl);
  padding-top: var(--spacing-lg);
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
}

.mobile-menu__link {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-menu__link:hover {
  color: var(--color-text-primary);
}

/* =====================================================
   搜索面板
===================================================== */
.search-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-bg-secondary);
  padding: var(--spacing-xl) var(--container-max);
  z-index: 1100;
  transform: translateY(-100%);
  transition: transform var(--transition-slow);
  border-bottom: 1px solid var(--color-border);
}

.search-panel.active {
  transform: translateY(0);
}

.search-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: var(--spacing-sm);
}

.search-input {
  flex: 1;
  background: var(--color-bg-hover);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 12px var(--spacing-md);
  font-size: 14px;
}

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

/* =====================================================
   通用 Section 样式
===================================================== */
.section {
  padding: var(--spacing-3xl) 0;
}

.section--large {
  padding: var(--spacing-4xl) 0;
}

.section-header {
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  font-size: 28px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.section-title--center {
  text-align: center;
}

.section-link {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
  transition: color var(--transition-fast),
              border-color var(--transition-fast);
}

.section-link:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.section-header--flex {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* =====================================================
   产品卡片 Product Card
===================================================== */
.product-card {
  position: relative;
  cursor: pointer;
}

.product-card__media {
  position: relative;
  overflow: hidden;
  background: var(--color-bg-card);
  width: 100%;
}
.product-card__media::before {
  content: '';
  display: block;
  padding-top: 100%;
}
.product-card__media > .product-card__img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card__img {
  transition: opacity var(--transition-slow),
              transform var(--transition-slow);
}

.product-card__img--secondary {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.product-card:hover .product-card__img--primary {
  opacity: 0;
  transform: scale(1.04);
}

.product-card:hover .product-card__img--secondary {
  opacity: 1;
  transform: scale(1.04);
}

.product-card:hover .product-card__img--primary:not(:has(+ .product-card__img--secondary)) {
  opacity: 1;
}

/* 产品徽章 */
.product-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 3px 8px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 2;
}

.product-badge--sale {
  background: var(--color-sale-badge);
  color: #fff;
}

.product-badge--new {
  background: var(--color-new-badge);
  color: #000;
}

/* 快速加购按钮 */
.product-card__quick-add {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: block;
  background: rgba(0,0,0,0.85);
  color: #fff;
  padding: 12px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-align: center;
  transform: translateY(100%);
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  backdrop-filter: blur(4px);
  border-top: 1px solid var(--color-border);
  z-index: 5;
  cursor: pointer;
}

.product-card:hover .product-card__quick-add {
  transform: translateY(0);
  opacity: 1;
}

/* 产品信息 */
.product-card__info {
  padding: var(--spacing-sm) 0;
}

.product-card__title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
  line-height: 1.4;
}

.product-card__price {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.product-card__price-current {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-price);
}

.product-card__price-original {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-price-original);
  text-decoration: line-through;
}

/* 颜色变体点 */
.product-card__swatches {
  display: flex;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-xs);
}

.swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.swatch.active,
.swatch:hover {
  border-color: var(--color-text-primary);
}

/* =====================================================
   产品网格 Product Grid
===================================================== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
}

.product-grid--5col {
  grid-template-columns: repeat(5, 1fr);
}

.product-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1200px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }
}

/* 横向滑动（移动端） */
.product-scroll {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  scroll-snap-type: x mandatory;
  padding-bottom: var(--spacing-sm);
}

.product-scroll::-webkit-scrollbar {
  display: none;
}

.product-scroll .product-card {
  flex: 0 0 240px;
  scroll-snap-align: start;
}

@media (max-width: 768px) {
  .product-scroll .product-card {
    flex: 0 0 180px;
  }
}

/* =====================================================
   分类卡片 Category Card (横向滚动轮播)
===================================================== */
.category-carousel {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.category-grid {
  display: flex;
  gap: var(--spacing-md);
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;        /* Firefox */
  -ms-overflow-style: none;     /* IE 10+ */
  flex: 1;
  padding: 4px 0;
}

.category-grid::-webkit-scrollbar {
  display: none;                /* Chrome/Safari */
}

.category-card {
  position: relative;
  overflow: hidden;
  flex: 0 0 calc(20% - 12.8px); /* 5 cards per row, accounting for 4 gaps */
  aspect-ratio: 3 / 4;
  cursor: pointer;
  background: var(--color-bg-card);
  scroll-snap-align: start;
  border-radius: 2px;
}

@media (max-width: 900px) {
  .category-card {
    flex: 0 0 calc(33.333% - 10.666px); /* 3 cards */
  }
}

@media (max-width: 600px) {
  .category-card {
    flex: 0 0 calc(50% - 8px); /* 2 cards */
  }
}

.category-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border-light);
  background: #fff;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  z-index: 2;
}

.category-arrow:hover {
  background: var(--color-text-primary);
  color: #fff;
  border-color: var(--color-text-primary);
}

.category-arrow:disabled,
.category-arrow[aria-disabled="true"] {
  opacity: 0.3;
  cursor: not-allowed;
}

@media (max-width: 767px) {
  .category-arrow {
    display: none;
  }
  .category-card {
    flex: 0 0 calc(50% - 8px);
  }
}

.category-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.category-card:hover .category-card__img {
  transform: scale(1.06);
}

.category-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  transition: background var(--transition-normal);
}

.category-card:hover .category-card__overlay {
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 100%);
}

.category-card__title {
  position: absolute;
  bottom: var(--spacing-md);
  left: var(--spacing-md);
  right: var(--spacing-md);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

/* =====================================================
   Hero Banner
===================================================== */
.hero {
  position: relative;
  overflow: hidden;
  height: 85vh;
  min-height: 500px;
  display: flex;
  align-items: center;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img,
.hero__bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero__eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: var(--spacing-sm);
}

.hero__title {
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  line-height: 1.0;
  letter-spacing: 0.02em;
  margin-bottom: var(--spacing-lg);
}

.hero__subtitle {
  font-size: 15px;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 440px;
  line-height: 1.6;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  padding: 14px 32px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background var(--transition-fast),
              transform var(--transition-fast);
}

.hero__cta:hover {
  background: var(--color-btn-hover-bg);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .hero {
    height: 65vh;
  }

  .hero__content {
    text-align: center;
    padding: 0 var(--spacing-md);
  }
}

/* =====================================================
   品牌特点 Hall of Fame
===================================================== */
.brand-features {
  background: var(--color-bg-secondary);
  padding: var(--spacing-3xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.brand-features__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-2xl);
  text-align: center;
}

@media (max-width: 900px) {
  .brand-features__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
}

@media (max-width: 480px) {
  .brand-features__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

.brand-feature__icon {
  width: 44px;
  height: 44px;
  margin: 0 auto var(--spacing-md);
  color: var(--color-accent-gold);
}

.brand-feature__icon svg {
  width: 100%;
  height: 100%;
}

.brand-feature__title {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.brand-feature__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* =====================================================
   评价轮播 Reviews Carousel
===================================================== */
.reviews-section {
  padding: var(--spacing-3xl) 0;
  overflow: hidden;
}

.reviews-track-wrapper {
  overflow: hidden;
}

.reviews-track {
  display: flex;
  gap: var(--spacing-md);
  animation: reviewsScroll 30s linear infinite;
  width: max-content;
}

.reviews-track--reverse {
  animation: reviewsScrollReverse 30s linear infinite;
  margin-top: var(--spacing-md);
}

.reviews-track:hover {
  animation-play-state: paused;
}

@keyframes reviewsScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes reviewsScrollReverse {
  0%   { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.review-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  min-width: 280px;
  max-width: 300px;
  flex-shrink: 0;
}

.review-card__stars {
  display: flex;
  gap: 2px;
  margin-bottom: var(--spacing-sm);
  color: var(--color-accent-gold);
  font-size: 12px;
}

.review-card__text {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.review-card__author {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-primary);
}

.review-card__product {
  font-size: 10px;
  color: var(--color-text-muted);
  margin-top: 2px;
  text-decoration: underline;
  text-decoration-color: var(--color-border);
}

/* =====================================================
   FAQ 手风琴
===================================================== */
.faq-section {
  padding: var(--spacing-3xl) 0;
  background: var(--color-bg-secondary);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) 0;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--color-accent-gold);
}

.faq-question__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
}

.faq-item.active .faq-question__icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer__inner {
  padding-bottom: var(--spacing-lg);
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* =====================================================
   门店信息
===================================================== */
.stores-section {
  padding: var(--spacing-3xl) 0;
}

.stores-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-2xl);
}

@media (max-width: 768px) {
  .stores-grid {
    grid-template-columns: 1fr;
  }
}

.store-card {
  border: 1px solid var(--color-border);
  padding: var(--spacing-xl);
}

.store-card__city {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: var(--spacing-sm);
}

.store-card__name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-md);
}

.store-card__address {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* =====================================================
   Footer
===================================================== */
.site-footer {
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-3xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-2xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
}

@media (max-width: 580px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand__logo {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.25em;
  margin-bottom: var(--spacing-md);
}

.footer-brand__tagline {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: var(--spacing-lg);
}

.footer-social {
  display: flex;
  gap: var(--spacing-md);
}

.footer-social__link {
  width: 36px;
  height: 36px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast),
              border-color var(--transition-fast);
}

.footer-social__link:hover {
  color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.footer-social__link svg {
  width: 16px;
  height: 16px;
}

.footer-col__title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-nav__link {
  font-size: 13px;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
  line-height: 1.6;
}

.footer-nav__link:hover {
  color: var(--color-text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) 0;
}

.footer-bottom__copy {
  font-size: 12px;
  color: var(--color-text-muted);
}

.footer-payment {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.payment-icon {
  height: 20px;
  opacity: 0.6;
  filter: grayscale(1);
  transition: opacity var(--transition-fast),
              filter var(--transition-fast);
}

.payment-icon:hover {
  opacity: 1;
  filter: grayscale(0);
}

/* =====================================================
   侧边购物车 Drawer
===================================================== */
.cart-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
              visibility var(--transition-normal);
}

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

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 420px;
  max-width: 100vw;
  height: 100vh;
  background: var(--color-bg-secondary);
  z-index: 2001;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
}

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

.cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.cart-drawer__title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.cart-drawer__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 20px;
  transition: color var(--transition-fast);
}

.cart-drawer__close:hover {
  color: var(--color-text-primary);
}

.cart-drawer__items {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-lg) var(--spacing-xl);
}

.cart-drawer__footer {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.cart-drawer__subtotal {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.cart-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-item__img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-card);
}

.cart-item__info {
  flex: 1;
}

.cart-item__name {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.cart-item__variant {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.cart-item__price {
  font-size: 13px;
  font-weight: 600;
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.qty-btn {
  width: 26px;
  height: 26px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.qty-btn:hover {
  background: var(--color-bg-hover);
}

.qty-num {
  font-size: 13px;
  min-width: 24px;
  text-align: center;
}

/* =====================================================
   按钮
===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 14px 28px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast);
}

.btn--primary {
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
}

.btn--primary:hover {
  background: var(--color-btn-hover-bg);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-text-primary);
}

.btn--full {
  width: 100%;
}

.btn--black {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn--black:hover {
  background: var(--color-bg-hover);
}

/* =====================================================
   产品列表页（Archive）
===================================================== */
.archive-header {
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  border-bottom: 1px solid var(--color-border);
}

.archive-title {
  font-size: 32px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.archive-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-sm);
  max-width: 500px;
  line-height: 1.6;
}

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.filter-tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.filter-tag {
  padding: 6px 14px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tag:hover,
.filter-tag.active {
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

.sort-select {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  padding: 6px 12px;
  font-size: 11px;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.sort-select option {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* =====================================================
   产品详情页（Single Product）
===================================================== */
.product-single {
  padding: var(--spacing-2xl) 0;
}

.product-single__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

@media (max-width: 900px) {
  .product-single__layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

/* 图片画廊 */
.product-gallery {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.gallery-main {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--color-bg-card);
  margin-bottom: var(--spacing-sm);
  cursor: zoom-in;
}

.gallery-main__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-main:hover .gallery-main__img {
  transform: scale(1.03);
}

.gallery-thumbs {
  display: flex;
  gap: var(--spacing-sm);
  overflow-x: auto;
  scrollbar-width: none;
}

.gallery-thumbs::-webkit-scrollbar { display: none; }

.gallery-thumb {
  width: 70px;
  height: 70px;
  flex-shrink: 0;
  cursor: pointer;
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
  background: var(--color-bg-card);
}

.gallery-thumb.active {
  border-color: var(--color-text-primary);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 产品信息栏 */
.product-info {
  padding-top: var(--spacing-sm);
}

.product-info__breadcrumb {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}

.product-info__breadcrumb a:hover {
  color: var(--color-text-primary);
}

.product-info__title {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.product-info__price-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.product-info__price {
  font-size: 22px;
  font-weight: 600;
}

.product-info__price-original {
  font-size: 16px;
  color: var(--color-price-original);
  text-decoration: line-through;
}

/* 变体选择 */
.variant-section {
  margin-bottom: var(--spacing-lg);
}

.variant-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-sm);
}

.variant-label span {
  color: var(--color-text-secondary);
  font-weight: 400;
}

.variant-options {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.variant-btn {
  padding: 8px 16px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}

.variant-btn:hover,
.variant-btn.active {
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
}

.variant-btn.unavailable {
  opacity: 0.35;
  text-decoration: line-through;
  cursor: not-allowed;
}

/* 加购区 */
.atc-section {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.qty-selector {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}

.qty-selector__btn {
  width: 44px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast),
              background var(--transition-fast);
}

.qty-selector__btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.qty-selector__num {
  width: 48px;
  text-align: center;
  font-size: 14px;
  color: var(--color-text-primary);
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
}

.btn-atc {
  flex: 1;
  background: var(--color-text-primary);
  color: var(--color-bg-primary);
  height: 50px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: background var(--transition-fast);
}

.btn-atc:hover {
  background: #e0e0e0;
}

.btn-buy-now {
  width: 100%;
  height: 50px;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-lg);
  transition: background var(--transition-fast),
              border-color var(--transition-fast);
}

.btn-buy-now:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-text-primary);
}

/* 产品详情折叠 */
.product-details {
  border-top: 1px solid var(--color-border);
}

.detail-item {
  border-bottom: 1px solid var(--color-border);
}

.detail-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.detail-toggle__icon {
  transition: transform var(--transition-normal);
  color: var(--color-text-secondary);
}

.detail-item.active .detail-toggle__icon {
  transform: rotate(45deg);
}

.detail-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.detail-item.active .detail-body {
  max-height: 400px;
}

.detail-body__inner {
  padding-bottom: var(--spacing-lg);
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* =====================================================
   Lightbox 图片放大预览
===================================================== */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal),
              visibility var(--transition-normal);
}

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

.lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 28px;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--color-text-primary);
}

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  cursor: pointer;
  font-size: 28px;
  transition: color var(--transition-fast);
}

.lightbox-prev { left: var(--spacing-lg); }
.lightbox-next { right: var(--spacing-lg); }

.lightbox-prev:hover,
.lightbox-next:hover {
  color: var(--color-text-primary);
}

/* =====================================================
   面包屑
===================================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 11px;
  color: var(--color-text-muted);
  padding: var(--spacing-md) 0;
}

.breadcrumb a:hover {
  color: var(--color-text-primary);
}

.breadcrumb__sep {
  color: var(--color-border);
}

/* =====================================================
   分页
===================================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-2xl) 0;
}

.page-num {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.page-num:hover,
.page-num.active {
  background: var(--color-text-primary);
  color: var(--color-bg-primary);
  border-color: var(--color-text-primary);
}

/* =====================================================
   Loading spinner
===================================================== */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-text-primary);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* =====================================================
   页面进场动画 (Scroll reveal)
===================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }

/* =====================================================
   关于页
===================================================== */
.about-hero {
  position: relative;
  height: 60vh;
  overflow: hidden;
}

.about-content {
  padding: var(--spacing-3xl) 0;
}

.about-content__title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: var(--spacing-xl);
}

.about-content__text {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  max-width: 680px;
}

/* =====================================================
   联系页
===================================================== */
.contact-page {
  padding: var(--spacing-3xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-form label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
  margin-top: var(--spacing-md);
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 12px var(--spacing-md);
  font-size: 14px;
  transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--color-text-secondary);
  outline: none;
}

.contact-form textarea {
  height: 140px;
  resize: vertical;
}

.contact-info__item {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info__label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent-gold);
  margin-bottom: var(--spacing-xs);
}

.contact-info__value {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* =====================================================
   Toast 通知
===================================================== */
.toast {
  position: fixed;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: 14px var(--spacing-xl);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  z-index: 5000;
  transition: transform var(--transition-normal);
  white-space: nowrap;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* =====================================================
   悬浮WhatsApp/联系按钮
===================================================== */
.float-btn {
  position: fixed;
  bottom: var(--spacing-xl);
  right: var(--spacing-xl);
  width: 52px;
  height: 52px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  transition: transform var(--transition-fast),
              box-shadow var(--transition-fast);
}

.float-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.5);
}

.float-btn svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

/* =====================================================
   响应式工具类
===================================================== */
.hide-mobile { }
.show-mobile { display: none; }

@media (max-width: 768px) {
  .hide-mobile { display: none; }
  .show-mobile { display: block; }

  .hamburger-btn { display: flex; }

  .nav-menu { display: none; }

  .section { padding: var(--spacing-2xl) 0; }
  .section--large { padding: var(--spacing-3xl) 0; }

  .section-title { font-size: 22px; }
}

/* 工具类 */
.text-center { text-align: center; }
.text-upper  { text-transform: uppercase; }
.text-muted  { color: var(--color-text-secondary); }
.mt-sm  { margin-top: var(--spacing-sm); }
.mt-md  { margin-top: var(--spacing-md); }
.mt-lg  { margin-top: var(--spacing-lg); }
.mt-xl  { margin-top: var(--spacing-xl); }
.mb-sm  { margin-bottom: var(--spacing-sm); }
.mb-md  { margin-bottom: var(--spacing-md); }
.mb-lg  { margin-bottom: var(--spacing-lg); }
.mb-xl  { margin-bottom: var(--spacing-xl); }

/* =====================================================
   深色元素覆盖（导航/公告/页脚/购物车/移动端菜单）
   主内容区使用浅色变量，以下元素保持深色
===================================================== */

/* 导航栏 */
.site-header {
  background: #000000;
  border-bottom: 1px solid #333;
}
.site-header.scrolled {
  background: rgba(0, 0, 0, 0.95);
}

/* 公告栏 */
.announcement-bar {
  background: #000000;
  border-bottom: 1px solid #333;
  color: #ffffff;
}

/* 导航链接 */
.nav-menu__link {
  color: #aaaaaa;
}
.nav-menu__link:hover,
.nav-menu__item.active > .nav-menu__link {
  color: #ffffff;
}

/* 导航下拉 */
.nav-dropdown {
  background: #1a1a1a;
}
.nav-dropdown__link {
  color: #aaaaaa;
}
.nav-dropdown__link:hover {
  color: #ffffff;
  background: #2a2a2a;
}

/* 导航图标 */
.nav-icon-btn {
  color: #aaaaaa;
}
.nav-icon-btn:hover {
  color: #ffffff;
}

/* 汉堡菜单 */
.hamburger-btn {
  color: #ffffff;
}

/* 移动端菜单 */
.mobile-menu {
  background: #000000;
  color: #ffffff;
}
.mobile-menu__link {
  color: #ffffff;
}
.mobile-menu__sub-link {
  color: #aaaaaa;
}

/* 搜索面板 */
.search-panel {
  background: #000000;
}
.search-panel__title {
  color: #ffffff;
}
.search-input {
  background: #1a1a1a;
  color: #ffffff;
  border-color: #333;
}
.search-input::placeholder {
  color: #666;
}

/* 购物车抽屉 */
.cart-drawer {
  background: #000000;
  color: #ffffff;
}
.cart-drawer__title {
  color: #ffffff;
}
.cart-drawer__close {
  color: #aaaaaa;
}
.cart-drawer__close:hover {
  color: #ffffff;
}
.cart-item__name {
  color: #ffffff;
}
.cart-item__price {
  color: #ffffff;
}
.cart-empty__text {
  color: #aaaaaa;
}
.cart-summary__title {
  color: #ffffff;
}
.cart-summary__row {
  color: #aaaaaa;
}
.cart-summary__total-label,
.cart-summary__total-value {
  color: #ffffff;
}

/* 页脚 */
.site-footer {
  background: #0a0a0a;
  border-top: 1px solid #222;
}
.footer-brand__logo {
  color: #ffffff;
}
.footer-brand__tagline {
  color: #aaaaaa;
}
.footer-col__title {
  color: #ffffff;
}
.footer-nav__link {
  color: #aaaaaa;
}
.footer-nav__link:hover {
  color: #ffffff;
}
.footer-social__link {
  border-color: #333;
  color: #aaaaaa;
}
.footer-social__link:hover {
  color: #ffffff;
  border-color: #ffffff;
}
.footer-bottom__copy {
  color: #666666;
}

/* Hero 区域文字保持白色 */
.hero__content {
  color: #ffffff;
}
.hero__eyebrow {
  color: #ffffff;
}
.hero__title {
  color: #ffffff;
}
.hero__subtitle {
  color: rgba(255,255,255,0.85);
}

/* 产品卡片快速加购按钮 */
.product-card__quick-add {
  color: #ffffff;
  background: rgba(0,0,0,0.85);
}

/* Toast 通知保持深色 */
.toast {
  background: #1a1a1a;
  color: #ffffff;
  border-color: #333;
}

/* Lightbox 保持深色 */
.lightbox {
  background: rgba(0,0,0,0.95);
}

/* 购物车页面侧边栏 */
.cart-page__sidebar {
  background: #f5f5f5;
}

/* =====================================================
   工厂实拍视频页面
   ===================================================== */

/* Hero 区域 */
.page-hero--factory {
    background: #000000;
    color: #ffffff;
    text-align: center;
    padding: 80px 0 60px;
    position: relative;
}
.page-hero--factory .page-hero__title {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 12px;
    color: #ffffff;
}
.page-hero--factory .page-hero__subtitle {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.04em;
    max-width: 600px;
    margin: 0 auto;
}

/* 视频网格 - 3列 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    padding: 48px 0;
}
@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 640px) {
    .video-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* 视频卡片 */
.video-card {
    cursor: pointer;
    transition: transform 0.2s ease;
    border-radius: 8px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.video-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

/* 封面图区域 */
.video-card__media {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 比例 */
    overflow: hidden;
    background: #f0f0f0;
}
.video-card__cover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}
.video-card:hover .video-card__cover {
    transform: scale(1.05);
}

/* 播放按钮覆盖层 */
.video-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.25);
    opacity: 0;
    transition: opacity 0.25s ease;
}
.video-card:hover .video-card__overlay {
    opacity: 1;
}

/* 播放按钮 */
.video-card__play-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(201,168,76,0.9);
    color: #ffffff;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.video-card__play-btn:hover {
    background: #c9a84c;
    transform: scale(1.1);
}
.video-card__play-btn svg {
    margin-left: 3px; /* 略微右移使视觉居中 */
}

/* 视频时长标签 */
.video-card__duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.75);
    color: #ffffff;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 3px;
    letter-spacing: 0.03em;
}

/* 视频类型标签 */
.video-card__badge {
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    padding: 2px 8px;
    border-radius: 3px;
    color: #ffffff;
}
.video-card__badge--youtube {
    background: #ff0000;
}
.video-card__badge--vimeo {
    background: #1ab7ea;
}

/* 视频信息 */
.video-card__info {
    padding: 14px 16px 18px;
}
.video-card__title {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #000000;
    margin: 0 0 6px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.video-card__desc {
    font-size: 12px;
    color: #888888;
    margin: 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 加载更多区域 */
.load-more-wrap {
    text-align: center;
    padding: 24px 0 64px;
}
.load-more-loading {
    color: #888;
    font-size: 14px;
}
.load-more-loading .spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #ddd;
    border-top-color: #c9a84c;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 8px;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 无视频提示 */
.no-videos {
    padding: 80px 0;
    text-align: center;
    color: #888888;
}

/* =====================================================
   视频播放弹出层
   ===================================================== */
.video-player-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.92);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.video-player-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 关闭按钮 */
.video-player__close {
    position: absolute;
    top: 20px;
    right: 24px;
    width: 44px;
    height: 44px;
    border: none;
    background: rgba(255,255,255,0.1);
    color: #ffffff;
    font-size: 28px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    z-index: 10002;
}
.video-player__close:hover {
    background: rgba(255,255,255,0.25);
}

/* 播放器容器 */
.video-player__container {
    width: 90%;
    max-width: 960px;
    position: relative;
}

/* 视频框架 */
.video-player__frame {
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    position: relative;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}
.video-player__frame iframe,
.video-player__frame video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 8px;
}

/* 视频信息 */
.video-player__info {
    padding: 16px 0;
    text-align: center;
}
.video-player__title {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 6px;
}
.video-player__desc {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin: 0;
}