/* ============================================
   BOT 碧欧婷 — 1:1 还原首页参考图
   配色：纯黑 #000000 / 纯白 #FFFFFF / 香槟金 #D4AF68
   ============================================ */

/* ---------- 重置 ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  background-color: #000000;
  color: #FFFFFF;
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* ---------- 容器 ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

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

.logo-img {
  height: 36px;
  width: auto;
  display: block;
}

/* 移动端语言切换（Header 内，汉堡按钮左侧） */
.mobile-lang-switch {
  display: none;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #FFFFFF;
  cursor: pointer;
}

.mobile-lang-switch .sep {
  color: rgba(255, 255, 255, 0.4);
}

.mobile-lang-switch .active {
  color: #D4AF68;
  font-weight: 500;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 14px;
  color: #FFFFFF;
  font-weight: 400;
  transition: color 0.2s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: #D4AF68;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  color: #FFFFFF;
  margin-left: 8px;
}

.lang-switch .sep {
  color: rgba(255, 255, 255, 0.4);
}

.lang-switch .active {
  color: #D4AF68;
  font-weight: 500;
}

/* ---------- Hero ---------- */
.hero {
  width: 100%;
  background: #000000;
  padding-top: 64px;
}

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

/* ---------- 通用 Section ---------- */
.section {
  padding: 60px 0;
  background: #000000;
}

/* ---------- 滚动渐入动画 ---------- */
.fade-up {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* JS 未加载时默认显示；加载后通过 .fade-up.init 初始隐藏 */
.fade-up.init {
  opacity: 0;
  transform: translateY(40px);
}
.fade-up.init.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up--delay-1 { transition-delay: 0.1s; }
.fade-up--delay-2 { transition-delay: 0.2s; }
.fade-up--delay-3 { transition-delay: 0.3s; }
.fade-up--delay-4 { transition-delay: 0.4s; }
.fade-up--delay-5 { transition-delay: 0.5s; }

/* 渐入动画完成后，重置卡片类的 transition / transition-delay，避免覆盖 hover 效果 */
.category-card.fade-up.init.is-visible,
.promo-item.fade-up.init.is-visible,
.home-product-card.fade-up.init.is-visible {
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  transition-delay: 0s;
}

.section-title {
  font-size: 22px;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 32px;
  font-family: "Noto Sans SC", sans-serif;
}

/* ---------- 热门分类 ---------- */
.categories {
  padding-top: 50px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.category-card {
  overflow: hidden;
  text-align: center;
  border: 1px solid transparent;
  border-radius: 8px;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.category-card.category-card:hover {
  background: rgba(212, 175, 104, 0.05);
  border-color: rgba(212, 175, 104, 0.35);
  transform: translateY(-2px);
}

.category-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.category-name {
  padding: 10px 0;
  font-size: 13px;
  color: #FFFFFF;
  font-weight: 400;
  /* background: #FFFFFF; */
}

/* ---------- 热卖产品 + 新品发布 ---------- */
.promo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.promo-item {
  display: flex;
  flex-direction: column;
  border: 1px solid transparent;
  border-radius: 8px;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.promo-title {
  font-size: 20px;
  font-weight: 500;
  color: #FFFFFF;
  margin-bottom: 16px;
  font-family: "Noto Sans SC", sans-serif;
}

.promo-img {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
}

.promo-img:hover {
  background: rgba(212, 175, 104, 0.05);
  border-color: rgba(212, 175, 104, 0.35);
  transform: translateY(-2px);
}

.promo-img img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.promo-item:hover .promo-img img {
  transform: scale(1.04);
}

/* ---------- 产品详情（首页专属，作用域限定 .home-product-card） ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.home-product-card {
  background: #FFFFFF;
  color: #000000;
  border-radius: 8px;
  border: 1px solid transparent;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.home-product-card.home-product-card:hover {
  background: rgba(212, 175, 104, 0.05);
  border-color: rgba(212, 175, 104, 0.35);
  transform: translateY(-2px);
}

.home-product-card .product-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #F5F5F5;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.home-product-card .product-img img {
  width: 90%;
  height: 90%;
  object-fit: contain;
}

.home-product-card .product-info {
  padding: 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #FFFFFF;
  color: #000000;
}

.home-product-card .product-name {
  font-size: 14px;
  font-weight: 600;
  color: #000000;
  margin-bottom: 10px;
  line-height: 1.4;
  font-family: "Noto Sans SC", sans-serif;
}

.home-product-card .product-desc {
  list-style: none;
  margin: 0;
  padding: 0;
  color: #333333;
}

.home-product-card .product-desc li {
  font-size: 12px;
  color: #333333;
  line-height: 1.6;
  font-family: "Noto Sans SC", sans-serif;
  padding-left: 14px;
  position: relative;
  margin-bottom: 4px;
}

.home-product-card .product-desc li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #D4AF68;
}

.view-more-wrap {
  text-align: right;
  margin-top: 20px;
}

.view-more {
  font-size: 13px;
  color: #FFFFFF;
  font-weight: 400;
  transition: color 0.2s ease;
}

.view-more:hover {
  color: #D4AF68;
}

/* ---------- 认证资质 ---------- */
.certifications {
  padding-bottom: 60px;
}

.cert-bar {
  background: #FFFFFF;
  border-radius: 8px;
  padding: 32px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
}

.cert-bar img {
  height: 100px;
  width: auto;
  object-fit: contain;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #000000;
  border-top: 1px solid rgba(212, 175, 104, 0.15);
  padding: 40px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-title {
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.footer-col p,
.footer-col ul li {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  margin-bottom: 4px;
}

/* ---------- Footer 折叠（桌面端不生效） ---------- */
.footer-toggle {
  display: none;
}

.footer-collapse {
  display: block;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.6);
  transition: color 0.2s ease;
}

.footer-col ul li a:hover {
  color: #D4AF68;
}

/* ---------- 汉堡按钮（移动端） ---------- */
.hamburger-btn {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: #FFFFFF;
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
}

.hamburger-btn:hover {
  color: #D4AF68;
}

.hamburger-btn svg {
  display: block;
}

/* ---------- 移动端遮罩层 ---------- */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 150;
}

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

/* ---------- 移动端抽屉菜单 ---------- */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 82%;
  max-width: 320px;
  height: 100vh;
  background: #0a0a0a;
  border-left: 1px solid rgba(212, 175, 104, 0.25);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

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

.mobile-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.15);
}

.mobile-drawer__logo {
  display: flex;
  align-items: center;
}

.mobile-drawer__logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.mobile-drawer__close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid rgba(212, 175, 104, 0.3);
  border-radius: 50%;
  color: #FFFFFF;
  cursor: pointer;
  transition: all 0.25s ease;
}

.mobile-drawer__close:hover {
  background: #D4AF68;
  color: #000000;
  border-color: #D4AF68;
}

.mobile-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 0;
}

.mobile-drawer__title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 24px 16px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 2px;
  color: rgba(212, 175, 104, 0.8);
  text-transform: uppercase;
}

.mobile-drawer__title-icon {
  display: inline-flex;
  color: #D4AF68;
}

/* 移动端菜单列表 */
.mobile-menu {
  padding: 0 12px;
}

.mobile-menu__item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.mobile-menu__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-menu__link {
  display: block;
  flex: 1;
  padding: 14px 12px;
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 400;
  transition: color 0.2s ease, padding-left 0.2s ease;
  position: relative;
}

.mobile-menu__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2px;
  height: 0;
  background: #D4AF68;
  transform: translateY(-50%);
  transition: height 0.25s ease;
}

.mobile-menu__link:hover,
.mobile-menu__link.active {
  color: #D4AF68;
  padding-left: 18px;
}

.mobile-menu__link:hover::before,
.mobile-menu__link.active::before {
  height: 60%;
}

.mobile-menu__arrow {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  transition: color 0.2s ease, transform 0.25s ease;
}

.mobile-menu__arrow:hover {
  color: #D4AF68;
}

.mobile-menu__arrow.open {
  transform: rotate(180deg);
  color: #D4AF68;
}

.mobile-menu__sub {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(212, 175, 104, 0.04);
}

.mobile-menu__sub.open {
  max-height: 300px;
}

.mobile-menu__sub a {
  display: block;
  padding: 10px 12px 10px 32px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.mobile-menu__sub a:hover {
  color: #D4AF68;
  padding-left: 40px;
}

/* 语言切换 */
.mobile-drawer__lang {
  display: flex;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid rgba(212, 175, 104, 0.15);
  margin-top: 12px;
}

.lang-option {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-option:hover {
  color: #D4AF68;
  border-color: rgba(212, 175, 104, 0.4);
}

.lang-option.active {
  color: #000000;
  background: #D4AF68;
  border-color: #D4AF68;
  font-weight: 600;
}

/* body 锁滚动 */
body.no-scroll {
  overflow: hidden;
}

/* ---------- 响应式 ---------- */
@media (max-width: 991px) {
  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 56px;
  }
  .logo-img {
    height: 30px;
  }
  .main-nav {
    display: none;
  }
  .mobile-lang-switch {
    display: flex;
  }
  .hamburger-btn {
    display: inline-flex;
  }
  .section {
    padding: 40px 0;
  }
  .section-title {
    font-size: 18px;
    margin-bottom: 24px;
  }
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .promo-grid {
    grid-template-columns: 1fr;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
  .cert-bar {
    padding: 20px 16px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px 8px;
    justify-items: center;
    align-items: center;
  }
  .cert-bar img {
    /* height: 46px; */
    width: 100%;
    max-width: 90px;
  }
  .site-footer {
    padding: 20px 0 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .footer-grid > .footer-col:first-child {
    grid-column: 1 / -1;
  }
  .footer-col {
    border-bottom: 1px solid rgba(212, 175, 104, 0.12);
  }
  .footer-col:last-child {
    border-bottom: none;
  }
  .footer-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 0;
    background: transparent;
    border: none;
    color: #FFFFFF;
    text-align: left;
    cursor: pointer;
  }
  .footer-toggle .footer-title {
    margin-bottom: 0;
    font-size: 13px;
  }
  .footer-toggle__icon {
    display: inline-flex;
    color: rgba(212, 175, 104, 0.8);
    transition: transform 0.25s ease;
    flex-shrink: 0;
  }
  .footer-toggle[aria-expanded="true"] .footer-toggle__icon {
    transform: rotate(180deg);
  }
  .footer-collapse {
    display: none;
    padding: 4px 0 14px;
  }
  .footer-collapse.open {
    display: block;
  }
  .footer-col p,
  .footer-col ul li {
    line-height: 1.6;
    font-size: 11px;
  }
}

/* ============================================================
   Page : About Us（关于我们）
   ============================================================ */

/* ---------- 通用 section 区块头 ---------- */
.section-head {
  text-align: center;
  margin-bottom: 48px;
}
.section-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  letter-spacing: 3px;
  color: #D4AF68;
  margin-bottom: 12px;
  font-weight: 600;
}
.section-title {
  position: relative;
  display: inline-block;
  font-size: 32px;
  font-weight: 700;
  color: #FFFFFF;
  padding-bottom: 14px;
  letter-spacing: 2px;
}
.section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 54px;
  height: 2px;
  background: #D4AF68;
}
.section-title--left {
  padding-bottom: 12px;
  margin-bottom: 20px;
  display: block;
  letter-spacing: 3px;
}
.section-title--left::after {
  left: 0;
  transform: translateX(0);
}

/* ---------- Hero 首屏 Banner ---------- */
.about-hero {
  position: relative;
  width: 100%;
  height: 640px;
  overflow: hidden;
}
.about-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.about-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.about-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.72) 100%);
}
.about-hero__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #FFFFFF;
}
.about-hero__label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  letter-spacing: 5px;
  color: #D4AF68;
  font-weight: 600;
  margin-bottom: 18px;
}
.about-hero__accent {
  display: block;
  width: 54px;
  height: 2px;
  background: #D4AF68;
  margin-bottom: 20px;
}
.about-hero__title {
  font-size: 52px;
  font-weight: 700;
  letter-spacing: 6px;
  margin-bottom: 18px;
}
.about-hero__slogan {
  font-size: 20px;
  letter-spacing: 4px;
  color: rgba(255, 255, 255, 0.85);
}

/* ---------- 品牌故事 Brand Story ---------- */
.about-story__grid {
  display: grid;
  grid-template-columns: 5fr 3fr;
  gap: 56px;
  align-items: center;
}
.about-story__img {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}
.about-story__img::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(212, 175, 104, 0.18);
  pointer-events: none;
  border-radius: 8px;
}
.about-story__img img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}
.about-story__text p {
  font-size: 14px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 14px;
}
.about-story__text p:last-child {
  margin-bottom: 0;
}

/* ---------- 核心优势 4 项 ---------- */
.strengths-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid rgba(212, 175, 104, 0.12);
  border-bottom: 1px solid rgba(212, 175, 104, 0.12);
}
.strength-card {
  padding: 44px 24px;
  text-align: center;
  border-right: 1px solid rgba(212, 175, 104, 0.12);
  transition: background 0.3s ease;
}
.strength-card:last-child {
  border-right: none;
}
.strength-card:hover {
  background: rgba(212, 175, 104, 0.04);
}
.strength-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #D4AF68;
  margin-bottom: 18px;
}
.strength-card__num {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: #D4AF68;
  margin-bottom: 10px;
  letter-spacing: 1px;
}
.strength-card__num span {
  font-size: 20px;
  margin-left: 2px;
}
.strength-card__title {
  font-size: 16px;
  color: #FFFFFF;
  font-weight: 600;
  margin-bottom: 6px;
}
.strength-card__desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

/* ---------- 发展历程 Timeline ---------- */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 120px;
}
.timeline__item {
  position: relative;
  padding-bottom: 36px;
}
.timeline__item:last-child {
  padding-bottom: 0;
}
.timeline__year {
  position: absolute;
  left: -120px;
  top: 0;
  width: 90px;
  text-align: right;
  font-family: 'Inter', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: #D4AF68;
  letter-spacing: 2px;
  padding-right: 14px;
  line-height: 1;
}
.timeline__dot {
  position: absolute;
  left: -10px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #D4AF68;
  box-shadow: 0 0 0 4px rgba(212, 175, 104, 0.15);
  z-index: 2;
}
.timeline__line {
  position: absolute;
  left: -4px;
  top: 18px;
  bottom: -4px;
  width: 2px;
  background: rgba(212, 175, 104, 0.18);
}
.timeline__item:last-child .timeline__line {
  display: none;
}
.timeline__card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(212, 175, 104, 0.12);
  border-radius: 6px;
  padding: 18px 22px;
}
.timeline__card h4 {
  font-size: 16px;
  color: #FFFFFF;
  font-weight: 600;
  margin-bottom: 8px;
}
.timeline__card p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
}

/* ---------- 资质认证（about-certs 下复用 .cert-bar，保持两端铺开） ---------- */
.about-certs .cert-bar {
  margin-top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0;
  flex-wrap: nowrap;
  padding: 40px 48px;
}

/* ---------- 工厂实力画廊 ---------- */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: 220px 220px;
  gap: 20px;
}
.factory-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  cursor: pointer;
}
.factory-item--big {
  grid-row: 1 / 3;
  grid-column: 1 / 2;
}
.factory-item--sm {
  grid-column: 2 / 3;
}
.factory-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.factory-item:hover img {
  transform: scale(1.03);
}
.factory-item__mask {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 20px;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0) 100%);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
}

/* ---------- 联系 CTA ---------- */
.about-cta {
  padding: 56px 0;
  background: rgba(212, 175, 104, 0.03);
  border-top: 1px solid rgba(212, 175, 104, 0.12);
  border-bottom: 1px solid rgba(212, 175, 104, 0.12);
  margin-bottom: 0;
}
.about-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.about-cta__text h3 {
  font-size: 22px;
  color: #FFFFFF;
  font-weight: 600;
  margin-bottom: 6px;
}
.about-cta__text p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.about-cta__btn {
  display: inline-block;
  padding: 14px 40px;
  background: #D4AF68;
  color: #000000;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  border-radius: 4px;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.about-cta__btn:hover {
  background: #e0be78;
  box-shadow: 0 6px 20px rgba(212, 175, 104, 0.25);
}

/* ============================================================
   About 响应式
   ============================================================ */
@media (max-width: 991px) {
  .section-head { margin-bottom: 36px; }
  .section-title { font-size: 26px; }
  .section-title::after { width: 40px; }

  /* Hero */
  .about-hero { height: 480px; }
  .about-hero__title { font-size: 36px; letter-spacing: 4px; }
  .about-hero__slogan { font-size: 16px; letter-spacing: 2px; }

  /* 品牌故事 */
  .about-story__grid { grid-template-columns: 1fr; gap: 28px; }
  .about-story__img img { height: 280px; }

  /* 核心优势 */
  .strengths-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .strength-card {
    padding: 32px 20px;
    border-right: 1px solid rgba(212, 175, 104, 0.12);
    border-bottom: 1px solid rgba(212, 175, 104, 0.12);
  }
  .strength-card:nth-child(2n) { border-right: none; }
  .strength-card:nth-last-child(-n+2) { border-bottom: none; }

  /* Timeline */
  .timeline { padding-left: 96px; }
  .timeline__year {
    left: -96px;
    width: 70px;
    font-size: 20px;
  }

  /* 认证 */
  .about-certs .cert-bar {
    padding: 32px 28px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px 12px;
    justify-items: center;
  }
  .about-certs .cert-bar img {
    height: 80px;
    width: auto;
  }

  /* 工厂画廊 */
  .factory-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
    gap: 16px;
  }
  .factory-item--big,
  .factory-item--sm {
    grid-row: auto;
    grid-column: auto;
  }
  .factory-item img {
    height: 220px;
  }

  /* CTA */
  .about-cta__inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .about-cta__btn { width: 100%; text-align: center; }
}

@media (max-width: 768px) {
  .section-head { margin-bottom: 28px; }
  .section-title { font-size: 22px; padding-bottom: 10px; letter-spacing: 1.5px; }
  .section-label { font-size: 11px; letter-spacing: 2px; }
  .section-title--left { letter-spacing: 2px; }

  /* Hero */
  .about-hero { height: 420px; }
  .about-hero__label { font-size: 12px; letter-spacing: 3px; margin-bottom: 14px; }
  .about-hero__accent { width: 40px; }
  .about-hero__title { font-size: 28px; letter-spacing: 3px; margin-bottom: 14px; }
  .about-hero__slogan { font-size: 14px; letter-spacing: 1.5px; }

  /* 品牌故事 */
  .about-story__grid { gap: 20px; }
  .about-story__img img { height: 220px; }
  .about-story__text p { font-size: 13px; line-height: 1.9; margin-bottom: 10px; }

  /* 核心优势 */
  .strengths-grid { grid-template-columns: repeat(2, 1fr); }
  .strength-card { padding: 24px 14px; }
  .strength-card__icon svg { width: 38px; height: 38px; }
  .strength-card__num { font-size: 28px; margin-bottom: 6px; }
  .strength-card__num span { font-size: 16px; }
  .strength-card__title { font-size: 14px; margin-bottom: 4px; }
  .strength-card__desc { font-size: 11px; line-height: 1.5; }

  /* Timeline - 移动端更紧凑，年份在卡片上方一行 */
  .timeline {
    padding-left: 32px;
    max-width: none;
  }
  .timeline__item { padding-bottom: 24px; }
  .timeline__year {
    position: static;
    width: auto;
    text-align: left;
    font-size: 18px;
    padding-right: 0;
    margin-bottom: 8px;
    padding-left: 24px;
  }
  .timeline__dot {
    left: 0;
    top: 4px;
    width: 12px;
    height: 12px;
  }
  .timeline__line {
    left: 5px;
    top: 20px;
    bottom: -4px;
  }
  .timeline__card {
    padding: 14px 16px;
    margin-left: 24px;
  }
  .timeline__card h4 { font-size: 14px; }
  .timeline__card p { font-size: 12px; line-height: 1.7; }

  /* 认证 */
  .about-certs .cert-bar {
    padding: 24px 16px;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px 8px;
  }
  .about-certs .cert-bar img {
    height: 100px;
    width: 100%;
    max-width: 90px;
  }

  /* 工厂画廊 */
  .factory-item img { height: 180px; }

  /* CTA */
  .about-cta { padding: 32px 0; }
  .about-cta__text h3 { font-size: 18px; }
  .about-cta__btn { padding: 12px 28px; letter-spacing: 1px; }
}

/* ============================================================
   Page : 通用页面 Hero（about / products / contact / news 共享）
   ============================================================ */
.page-hero {
  position: relative;
  width: 100%;
  height: 520px;
  overflow: hidden;
}
.page-hero__bg { position: absolute; inset: 0; z-index: 0; }
.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.page-hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.72) 100%);
}
.page-hero__content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #FFFFFF;
}
.page-hero__accent {
  display: block;
  width: 54px;
  height: 2px;
  background: #D4AF68;
  margin: 14px 0 20px;
}
.page-hero__title {
  font-size: 44px;
  font-weight: 700;
  letter-spacing: 5px;
  margin-bottom: 14px;
}
.page-hero__slogan {
  font-size: 16px;
  letter-spacing: 3px;
  color: rgba(255, 255, 255, 0.85);
}

.section-head--left {
  text-align: left;
  margin-bottom: 28px;
}
.section-head--left .section-label { margin-bottom: 8px; }
.section-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 10px;
  line-height: 1.6;
}
.section-desc--center {
  text-align: center;
  max-width: 620px;
  margin: 10px auto 0;
}
.req-mark {
  color: #D4AF68;
  font-weight: 600;
}

/* ============================================================
   Page : Contact Us（联系我们）
   ============================================================ */

/* ---------- 4 项联系信息卡 ---------- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.info-card {
  padding: 32px 20px 28px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.14);
  border-radius: 6px;
  text-align: center;
  transition: all 0.3s ease;
}
.info-card:hover {
  background: rgba(212, 175, 104, 0.05);
  border-color: rgba(212, 175, 104, 0.35);
  transform: translateY(-2px);
}
.info-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(212, 175, 104, 0.1);
  color: #D4AF68;
  margin-bottom: 16px;
}
.info-card__title {
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 10px;
  letter-spacing: 1px;
}
.info-card__text {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  margin-bottom: 4px;
}
.info-card__text:last-child { margin-bottom: 0; }

/* ---------- 表单 + 侧栏（双栏） ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 7fr 3fr;
  gap: 40px;
  align-items: flex-start;
}
.contact-form {
  padding: 36px 32px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.14);
  border-radius: 8px;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-bottom: 18px;
}
.form-group {
  margin-bottom: 18px;
}
.form-row > .form-group {
  margin-bottom: 0;
}
.form-label {
  display: block;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.form-input {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(212, 175, 104, 0.2);
  border-radius: 4px;
  color: #FFFFFF;
  font-size: 13.5px;
  font-family: inherit;
  line-height: 1.5;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  -webkit-appearance: none;
  appearance: none;
}
.form-input::placeholder { color: rgba(255, 255, 255, 0.3); }
.form-input:focus {
  outline: none;
  border-color: #D4AF68;
  box-shadow: 0 0 0 3px rgba(212, 175, 104, 0.12);
}
.form-input--error {
  border-color: #e77c7c !important;
  box-shadow: 0 0 0 3px rgba(231, 124, 124, 0.1) !important;
}
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23D4AF68' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}
.form-select--sm { padding: 8px 32px 8px 12px; font-size: 12.5px; }
.form-textarea {
  resize: vertical;
  min-height: 110px;
}
.form-error {
  margin: -6px 0 14px;
  padding: 10px 14px;
  background: rgba(231, 124, 124, 0.08);
  border: 1px solid rgba(231, 124, 124, 0.3);
  color: #f5a8a8;
  font-size: 12.5px;
  border-radius: 4px;
  line-height: 1.6;
}
.form-success {
  margin: -6px 0 14px;
  padding: 10px 14px;
  background: rgba(74, 189, 120, 0.08);
  border: 1px solid rgba(74, 189, 120, 0.3);
  color: #a7e2bc;
  font-size: 12.5px;
  border-radius: 4px;
  line-height: 1.6;
}
.form-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 6px;
}
.form-btn-submit {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  background: #D4AF68;
  color: #000000;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.25s ease;
  min-width: 180px;
}
.form-btn-submit:hover { background: #e0be78; box-shadow: 0 6px 20px rgba(212, 175, 104, 0.25); }
.form-btn-submit:disabled {
  cursor: not-allowed;
  opacity: 0.8;
}
.btn-loader {
  display: none;
  width: 16px;
  height: 16px;
  margin-left: 8px;
  border: 2px solid rgba(0, 0, 0, 0.25);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.form-btn-submit:disabled .btn-loader { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  color: #25D366;
  border: 1px solid rgba(37, 211, 102, 0.4);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 500;
  transition: all 0.25s ease;
  background: rgba(37, 211, 102, 0.04);
}
.whatsapp-btn:hover {
  background: rgba(37, 211, 102, 0.12);
  transform: translateY(-1px);
}

/* ---------- 右栏：地图卡 + 社交卡 ---------- */
.contact-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.side-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.14);
  border-radius: 8px;
  overflow: hidden;
}
.side-card__map-img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.side-card__map-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.side-card__map-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
  background: rgba(212, 175, 104, 0.06);
  color: #D4AF68;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: background 0.2s ease;
}
.side-card__map-link:hover { background: rgba(212, 175, 104, 0.14); }
.side-card--social { padding: 22px 24px 26px; }
.side-card__title {
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(212, 175, 104, 0.3);
  color: #D4AF68;
  transition: all 0.25s ease;
}
.social-btn:hover {
  background: #D4AF68;
  color: #000000;
  transform: translateY(-2px);
}

/* ---------- 服务流程 4 步 ---------- */
.service-flow { padding-top: 20px; }
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  position: relative;
}
.flow-item {
  position: relative;
  padding: 28px 20px 32px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.14);
  border-radius: 6px;
  text-align: center;
  transition: all 0.3s ease;
}
.flow-item:hover {
  background: rgba(212, 175, 104, 0.05);
  transform: translateY(-2px);
}
.flow-item__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #D4AF68;
  color: #000000;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 14px;
}
.flow-item__title {
  font-size: 16px;
  color: #FFFFFF;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.flow-item__desc {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}
.flow-item__arrow {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border-top: 2px solid rgba(212, 175, 104, 0.4);
  border-right: 2px solid rgba(212, 175, 104, 0.4);
  transform: translateY(-50%) rotate(45deg);
  z-index: 2;
}
.flow-item:last-child .flow-item__arrow { display: none; }

/* ---------- 全球销售网点 ---------- */
.countries-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px 18px;
  padding: 28px 32px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.12);
  border-radius: 8px;
}
.countries-list li {
  display: flex;
  align-items: center;
  padding: 6px 4px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.78);
  border-radius: 4px;
  transition: all 0.2s ease;
}
.countries-list li:hover {
  background: rgba(212, 175, 104, 0.08);
  color: #D4AF68;
  padding-left: 10px;
}

/* ============================================================
   Page : Products（产品中心）
   ============================================================ */

/* ---------- 分类 Tab ---------- */
.products-tabs-wrap {
  padding: 28px 0 10px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
  position: sticky;
  top: 70px;
  z-index: 20;
  background: #000000;
}
.products-tabs {
  display: flex;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.products-tabs::-webkit-scrollbar { display: none; }
.products-tab {
  flex-shrink: 0;
  padding: 10px 22px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.products-tab:hover { color: rgba(255, 255, 255, 0.9); }
.products-tab.active {
  color: #D4AF68;
  border-bottom-color: #D4AF68;
  font-weight: 600;
}

/* ---------- 产品工具栏 ---------- */
.products-list { padding-top: 36px; }
.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 0 2px;
}
.products-toolbar__left {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.products-toolbar__left strong {
  color: #D4AF68;
  font-weight: 700;
  font-size: 16px;
  margin: 0 3px;
}

/* ---------- 产品 Grid + Card ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px 22px;
  margin-bottom: 36px;
}
.product-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.12);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 104, 0.35);
  box-shadow: 0 10px 28px rgba(212, 175, 104, 0.08);
}
.product-card__img {
  position: relative;
  aspect-ratio: 3 / 4;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}
.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}
.product-card:hover .product-card__img img { transform: scale(1.04); }
.product-card__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  border-radius: 2px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  z-index: 2;
}
.product-card__badge--hot {
  background: #D4AF68;
  color: #000000;
}
.product-card__badge--new {
  background: #FFFFFF;
  color: #000000;
}
.product-card__body {
  padding: 18px 16px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.product-card__series {
  font-size: 11.5px;
  color: #D4AF68;
  letter-spacing: 0.5px;
  font-weight: 600;
  margin-bottom: 6px;
  text-transform: uppercase;
}
.product-card__name {
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 8px;
  min-height: 44px;
}
.product-card__desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}
.product-card__more {
  display: inline-block;
  font-size: 12.5px;
  color: rgba(212, 175, 104, 0.85);
  font-weight: 500;
  align-self: flex-start;
  transition: color 0.2s ease, transform 0.2s ease;
}
.product-card__more:hover {
  color: #D4AF68;
  transform: translateX(3px);
}

/* ---------- 空状态 ---------- */
.empty-tip {
  padding: 60px 20px;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  border: 1px dashed rgba(212, 175, 104, 0.2);
  border-radius: 6px;
  margin-bottom: 36px;
}

/* ---------- 分页 ---------- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.pagination__btn {
  min-width: 38px;
  height: 38px;
  padding: 0 14px;
  background: transparent;
  border: 1px solid rgba(212, 175, 104, 0.2);
  border-radius: 4px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}
.pagination__btn:hover {
  border-color: rgba(212, 175, 104, 0.55);
  color: #FFFFFF;
}
.pagination__btn.active {
  background: #D4AF68;
  color: #000000;
  border-color: #D4AF68;
  font-weight: 700;
}

/* ---------- 特征条 ---------- */
.products-features {
  padding: 40px 0;
  margin-bottom: 20px;
  border-top: 1px solid rgba(212, 175, 104, 0.08);
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
}
.features-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 4px;
}
.feature-item__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #D4AF68;
  flex-shrink: 0;
}
.feature-item__text h4 {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}
.feature-item__text p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.5;
}

/* ============================================================
   Contact + Products 响应式（≤991px 平板 / ≤768px 移动）
   ============================================================ */
@media (max-width: 991px) {
  .page-hero { height: 420px; }
  .page-hero__title { font-size: 32px; letter-spacing: 3.5px; }
  .page-hero__slogan { font-size: 14px; letter-spacing: 2px; }

  /* Contact */
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-form { padding: 28px 22px; }
  .flow-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .flow-item__arrow {
    right: 50%;
    top: auto;
    bottom: -18px;
    transform: translateX(50%) rotate(135deg);
  }
  .flow-item:nth-child(2n) .flow-item__arrow { display: none; }
  .countries-list { grid-template-columns: repeat(3, 1fr); padding: 22px 20px; }

  /* Products */
  .products-tabs-wrap { top: 64px; }
  .products-grid { grid-template-columns: repeat(3, 1fr); gap: 22px 18px; }
  .features-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .page-hero { height: 380px; }
  .page-hero__label { font-size: 11px; letter-spacing: 3px; margin-bottom: 12px; }
  .page-hero__accent { width: 40px; margin: 10px 0 16px; }
  .page-hero__title { font-size: 26px; letter-spacing: 2px; margin-bottom: 12px; }
  .page-hero__slogan { font-size: 13px; letter-spacing: 1px; }

  /* Contact */
  .info-grid { grid-template-columns: 1fr; gap: 14px; }
  .info-card { padding: 24px 18px; }
  .contact-form { padding: 22px 16px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-row > .form-group { margin-bottom: 18px; }
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-btn-submit, .whatsapp-btn { justify-content: center; width: 100%; }
  .form-btn-submit { padding: 13px 24px; min-width: 0; }
  .flow-grid { grid-template-columns: 1fr; gap: 16px; }
  .flow-item { padding: 22px 18px; }
  .flow-item__arrow { display: none; }
  .countries-list { grid-template-columns: repeat(2, 1fr); padding: 18px 16px; gap: 8px 12px; }
  .countries-list li { font-size: 12px; padding: 5px 2px; }

  /* Products */
  .products-tabs-wrap { top: 58px; padding-top: 18px; }
  .products-tab { padding: 8px 16px; font-size: 13px; }
  .products-list { padding-top: 24px; }
  .products-toolbar { flex-direction: column; align-items: flex-start; gap: 12px; margin-bottom: 18px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: 18px 14px; }
  .product-card__name { font-size: 13.5px; min-height: 40px; }
  .product-card__desc { font-size: 11.5px; }
  .product-card__body { padding: 14px 12px 16px; }
  .pagination__btn { min-width: 34px; height: 34px; padding: 0 10px; font-size: 12.5px; }
  .features-row { grid-template-columns: 1fr 1fr; gap: 14px 10px; }
  .feature-item { padding: 6px 2px; gap: 10px; }
  .feature-item__text h4 { font-size: 13.5px; }
  .feature-item__text p { font-size: 11.5px; }
}

/* ============================================================
   Page : News（公司新闻）
   ============================================================ */

/* ---------- 分类 Tab（复用 products-tabs 视觉） ---------- */
.news-tabs-wrap {
  padding: 18px 0 14px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
  margin-bottom: 22px;
}
.news-tabs {
  display: flex;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.news-tabs::-webkit-scrollbar { display: none; }
.news-tab {
  flex-shrink: 0;
  padding: 8px 20px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.news-tab:hover { color: rgba(255, 255, 255, 0.9); }
.news-tab.active {
  color: #D4AF68;
  border-bottom-color: #D4AF68;
  font-weight: 600;
}

/* ---------- 工具栏 ---------- */
.news-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding: 0 2px;
}
.news-toolbar__left {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.news-toolbar__left strong {
  color: #D4AF68;
  font-weight: 700;
  font-size: 16px;
  margin: 0 3px;
}

/* ---------- 新闻卡片 Grid ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px 22px;
  margin-bottom: 36px;
}
.news-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.12);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 104, 0.35);
  box-shadow: 0 10px 28px rgba(212, 175, 104, 0.08);
}
.news-card__img {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  background: rgba(255, 255, 255, 0.03);
  overflow: hidden;
}
.news-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s ease;
}
.news-card:hover .news-card__img img { transform: scale(1.05); }
.news-card__cat {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.6);
  color: #D4AF68;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: 2px;
  border: 1px solid rgba(212, 175, 104, 0.4);
  z-index: 2;
}
.news-card__body {
  padding: 18px 18px 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.news-card__meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 10px;
}
.news-card__dot { color: rgba(212, 175, 104, 0.5); }
.news-card__title {
  font-size: 15px;
  color: #FFFFFF;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__desc {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.65;
  margin-bottom: 14px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__more {
  font-size: 12.5px;
  color: rgba(212, 175, 104, 0.85);
  font-weight: 500;
  transition: color 0.2s ease, transform 0.2s ease;
}
.news-card:hover .news-card__more {
  color: #D4AF68;
  transform: translateX(3px);
}

/* ---------- 订阅条 ---------- */
.news-subscribe {
  padding: 44px 0;
  margin-bottom: 20px;
  border-top: 1px solid rgba(212, 175, 104, 0.08);
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
  background: linear-gradient(135deg, rgba(212, 175, 104, 0.04) 0%, rgba(0, 0, 0, 0) 100%);
}
.news-subscribe__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.news-subscribe__text h3 {
  font-size: 22px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.news-subscribe__text p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}
.news-subscribe__form {
  display: flex;
  gap: 10px;
  flex: 1;
  min-width: 280px;
  max-width: 460px;
}
.news-subscribe__input {
  flex: 1;
  padding: 13px 18px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(212, 175, 104, 0.2);
  border-radius: 4px;
  color: #FFFFFF;
  font-size: 13.5px;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.news-subscribe__input::placeholder { color: rgba(255, 255, 255, 0.3); }
.news-subscribe__input:focus {
  outline: none;
  border-color: #D4AF68;
  box-shadow: 0 0 0 3px rgba(212, 175, 104, 0.12);
}
.news-subscribe__btn {
  padding: 13px 28px;
  background: #D4AF68;
  color: #000000;
  border: none;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.news-subscribe__btn:hover {
  background: #e0be78;
  box-shadow: 0 6px 20px rgba(212, 175, 104, 0.25);
}

/* ============================================================
   Page : FAQs（常见问题）
   ============================================================ */

/* ---------- 搜索框 ---------- */
.faq-search-wrap {
  max-width: 620px;
  margin: 0 auto 36px;
}
.faq-search {
  position: relative;
  display: flex;
  align-items: center;
}
.faq-search__icon {
  position: absolute;
  left: 16px;
  color: rgba(212, 175, 104, 0.6);
  pointer-events: none;
}
.faq-search__input {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 18px 14px 48px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(212, 175, 104, 0.2);
  border-radius: 4px;
  color: #FFFFFF;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.faq-search__input::placeholder { color: rgba(255, 255, 255, 0.35); }
.faq-search__input:focus {
  outline: none;
  border-color: #D4AF68;
  box-shadow: 0 0 0 3px rgba(212, 175, 104, 0.12);
}

/* ---------- 双栏布局：左导航 + 右手风琴 ---------- */
.faq-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  align-items: flex-start;
}

/* 左侧分类导航 */
.faq-nav {
  position: sticky;
  top: 90px;
}
.faq-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid rgba(212, 175, 104, 0.15);
}
.faq-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 13.5px;
  font-weight: 500;
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: all 0.2s ease;
}
.faq-nav__link span {
  font-size: 11px;
  color: rgba(212, 175, 104, 0.6);
  background: rgba(212, 175, 104, 0.08);
  padding: 2px 8px;
  border-radius: 10px;
  min-width: 22px;
  text-align: center;
}
.faq-nav__link:hover {
  color: #FFFFFF;
  border-left-color: rgba(212, 175, 104, 0.5);
  background: rgba(212, 175, 104, 0.04);
}
.faq-nav__link.active {
  color: #D4AF68;
  border-left-color: #D4AF68;
  background: rgba(212, 175, 104, 0.06);
}
.faq-nav__link.active span {
  color: #000000;
  background: #D4AF68;
}

/* 右侧手风琴 */
.faq-block {
  margin-bottom: 36px;
}
.faq-block:last-child { margin-bottom: 0; }
.faq-block__title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 1px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.12);
}
.faq-block__index {
  font-size: 14px;
  color: #D4AF68;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
}
.faq-item {
  border: 1px solid rgba(212, 175, 104, 0.1);
  border-radius: 4px;
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item:hover { border-color: rgba(212, 175, 104, 0.22); }
.faq-item__q {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  background: transparent;
  border: none;
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease;
}
.faq-item__q:hover { background: rgba(212, 175, 104, 0.04); }
.faq-item__icon {
  position: relative;
  flex-shrink: 0;
  width: 14px;
  height: 14px;
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: #D4AF68;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.faq-item__icon::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.faq-item__icon::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}
.faq-item.is-open .faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}
.faq-item__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item__a p {
  margin: 0;
  padding: 0 20px 18px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
}
.faq-item.is-open .faq-item__a {
  max-height: 320px;
}
.faq-empty {
  margin-top: 20px;
}
.faq-empty a {
  color: #D4AF68;
  text-decoration: underline;
}

/* ============================================================
   News + FAQs 响应式
   ============================================================ */
@media (max-width: 991px) {
  /* News */
  .news-grid { grid-template-columns: repeat(2, 1fr); gap: 24px 18px; }
  .news-subscribe__inner { flex-direction: column; align-items: flex-start; }
  .news-subscribe__form { width: 100%; max-width: none; }

  /* FAQs */
  .faq-layout { grid-template-columns: 1fr; gap: 24px; }
  .faq-nav { position: static; }
  .faq-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    border-left: none;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(212, 175, 104, 0.12);
  }
  .faq-nav__link {
    border-left: none;
    border: 1px solid rgba(212, 175, 104, 0.2);
    border-radius: 20px;
    padding: 8px 16px;
    margin-left: 0;
  }
  .faq-nav__link.active {
    border-color: #D4AF68;
    background: rgba(212, 175, 104, 0.1);
  }
}

@media (max-width: 768px) {
  /* News */
  .news-tabs-wrap { padding: 14px 0 10px; margin-bottom: 18px; }
  .news-tab { padding: 7px 14px; font-size: 13px; }
  .news-toolbar { margin-bottom: 18px; }
  .news-grid { grid-template-columns: 1fr; gap: 18px; }
  .news-card__body { padding: 16px 16px 20px; }
  .news-card__title { font-size: 14px; }
  .news-subscribe { padding: 32px 0; }
  .news-subscribe__text h3 { font-size: 18px; }
  .news-subscribe__text p { font-size: 12px; }
  .news-subscribe__form { flex-direction: column; gap: 10px; }
  .news-subscribe__btn { width: 100%; }

  /* FAQs */
  .faq-search-wrap { margin-bottom: 26px; }
  .faq-search__input { padding: 13px 16px 13px 44px; font-size: 13px; }
  .faq-search__icon { left: 14px; width: 18px; height: 18px; }
  .faq-block { margin-bottom: 28px; }
  .faq-block__title { font-size: 16px; }
  .faq-item__q { padding: 14px 16px; font-size: 13px; gap: 10px; }
  .faq-item__a p { padding: 0 16px 16px; font-size: 12.5px; }
}

/* ============================================================
   Page : Product Detail（产品详情）
   ============================================================ */

/* ---------- 产品详情区：侧边栏 + 主内容 ---------- */
.product-detail-section {
  padding-top: 40px;
  padding-bottom: 48px;
}

/* 侧边栏布局 */
.detail-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: flex-start;
}

/* 左侧边栏 */
.detail-sidebar {
  position: sticky;
  top: 84px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.sidebar-block {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.1);
  border-radius: 6px;
  padding: 20px;
}
.sidebar-block__title {
  font-size: 14px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.1);
}

/* 产品分类列表 */
.sidebar-cats {
  list-style: none;
  margin: 0;
  padding: 0;
}
.sidebar-cats li {
  margin-bottom: 2px;
}
.sidebar-cats__link {
  display: block;
  padding: 8px 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  border-radius: 3px;
  border-left: 2px solid transparent;
  transition: all 0.2s ease;
}
.sidebar-cats__link:hover {
  color: #FFFFFF;
  background: rgba(212, 175, 104, 0.06);
}
.sidebar-cats__link.active {
  color: #D4AF68;
  border-left-color: #D4AF68;
  background: rgba(212, 175, 104, 0.08);
  font-weight: 500;
}

/* 询盘 CTA 卡片 */
.sidebar-block--cta {
  text-align: center;
  background: linear-gradient(135deg, rgba(212, 175, 104, 0.08) 0%, rgba(0, 0, 0, 0.2) 100%);
  border-color: rgba(212, 175, 104, 0.2);
}
.sidebar-cta__text {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  margin-bottom: 16px;
}
.sidebar-cta__btn {
  display: block;
  width: 100%;
  padding: 10px 0;
  margin-bottom: 10px;
  background: #D4AF68;
  color: #000000;
  border: 1px solid #D4AF68;
  border-radius: 2px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-decoration: none;
  text-align: center;
  transition: all 0.25s ease;
}
.sidebar-cta__btn:hover {
  background: #e0be78;
  box-shadow: 0 4px 16px rgba(212, 175, 104, 0.25);
}
.sidebar-cta__btn--wa {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  border-color: rgba(37, 211, 102, 0.4);
}
.sidebar-cta__btn--wa:hover {
  background: rgba(37, 211, 102, 0.12);
  border-color: #25D366;
  color: #25D366;
}

/* 热门产品列表 */
.sidebar-hot {
  list-style: none;
  margin: 0;
  padding: 0;
}
.sidebar-hot__item {
  margin-bottom: 12px;
}
.sidebar-hot__item:last-child {
  margin-bottom: 0;
}
.sidebar-hot__link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.sidebar-hot__link img {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid rgba(212, 175, 104, 0.1);
  flex-shrink: 0;
}
.sidebar-hot__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.sidebar-hot__name {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.2s ease;
}
.sidebar-hot__link:hover .sidebar-hot__name {
  color: #D4AF68;
}
.sidebar-hot__cat {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
}

/* 主内容区 */
.detail-main {
  min-width: 0;
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: flex-start;
}

/* 左侧图集 */
.product-gallery {
  position: sticky;
  top: 90px;
}
.product-gallery__main {
  position: relative;
  /* aspect-ratio: 4 / 5; */
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.1);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 16px;
}
.product-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.product-gallery__badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 2px;
}
.product-gallery__badge--hot {
  background: #D4AF68;
  color: #000000;
}
.product-gallery__badge--new {
  background: #FFFFFF;
  color: #000000;
}
.product-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.product-gallery__thumb {
  padding: 0;
  background: transparent;
  border: 2px solid rgba(212, 175, 104, 0.12);
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease;
  aspect-ratio: 1;
}
.product-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.product-gallery__thumb:hover {
  border-color: rgba(212, 175, 104, 0.4);
  transform: translateY(-2px);
}
.product-gallery__thumb.active {
  border-color: #D4AF68;
  box-shadow: 0 0 0 1px #D4AF68;
}

/* 右侧产品信息（限定详情页作用域，避免与首页 .product-info 冲突） */
.detail-main .product-info {
  padding: 0;
  flex: none;
  display: flex;
  flex-direction: column;
}
.detail-main .product-info__series {
  font-size: 12px;
  font-weight: 600;
  color: #D4AF68;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.detail-main .product-info__name {
  font-size: 28px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.detail-main .product-info__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.detail-main .product-info__tag {
  padding: 5px 12px;
  background: rgba(212, 175, 104, 0.08);
  border: 1px solid rgba(212, 175, 104, 0.2);
  border-radius: 2px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.85);
}
.detail-main .product-info__desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
  margin-bottom: 28px;
}

/* 规格选择 */
.detail-main .product-info__specs {
  border-top: 1px solid rgba(212, 175, 104, 0.12);
  padding-top: 24px;
  margin-bottom: 28px;
}
.spec-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}
.spec-row:last-child { margin-bottom: 0; }
.spec-label {
  flex-shrink: 0;
  width: 80px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  padding-top: 8px;
}
.spec-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 1;
}
.spec-option {
  padding: 8px 18px;
  background: transparent;
  border: 1px solid rgba(212, 175, 104, 0.25);
  border-radius: 2px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
}
.spec-option:hover {
  border-color: rgba(212, 175, 104, 0.5);
  color: #FFFFFF;
}
.spec-option.active {
  background: #D4AF68;
  border-color: #D4AF68;
  color: #000000;
  font-weight: 600;
}
.spec-value {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
  padding-top: 8px;
}

/* 操作按钮 */
.detail-main .product-info__actions {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
}
.detail-main .product-info__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 2px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  font-family: inherit;
}
.detail-main .product-info__btn--primary {
  background: #D4AF68;
  color: #000000;
  border: 1px solid #D4AF68;
}
.detail-main .product-info__btn--primary:hover {
  background: #e0be78;
  box-shadow: 0 8px 24px rgba(212, 175, 104, 0.3);
}
.detail-main .product-info__btn--whatsapp {
  background: transparent;
  color: #FFFFFF;
  border: 1px solid rgba(212, 175, 104, 0.4);
}
.detail-main .product-info__btn--whatsapp:hover {
  background: rgba(37, 211, 102, 0.15);
  border-color: #25D366;
  color: #25D366;
}

/* 服务标签 */
.detail-main .product-info__services {
  display: flex;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(212, 175, 104, 0.08);
}
.service-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}
.service-tag svg {
  color: #D4AF68;
  flex-shrink: 0;
}

/* ---------- 详情标签页 ---------- */
.detail-tabs-wrap {
  margin-top: 48px;
}
.detail-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid rgba(212, 175, 104, 0.15);
  margin-bottom: 32px;
}
.detail-tab {
  padding: 14px 28px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: rgba(255, 255, 255, 0.55);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: -1px;
}
.detail-tab:hover {
  color: rgba(255, 255, 255, 0.85);
}
.detail-tab.active {
  color: #D4AF68;
  border-bottom-color: #D4AF68;
}
.detail-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}
.detail-panel.active {
  display: block;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 产品详情内容 */
.product-detail-content {
  max-width: 720px;
}
.product-detail-content p {
  font-size: 14.5px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 18px;
}
.product-detail__heading {
  font-size: 16px;
  font-weight: 600;
  color: #D4AF68;
  margin: 24px 0 14px;
  padding-left: 14px;
  border-left: 3px solid #D4AF68;
  line-height: 1.3;
}
.product-detail__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 16px 20px;
  background: rgba(212, 175, 104, 0.04);
  border-radius: 4px;
  border: 1px solid rgba(212, 175, 104, 0.08);
}
.product-detail__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  margin-bottom: 10px;
}
.product-detail__list li:last-child {
  margin-bottom: 0;
}
.product-detail__dot {
  width: 6px;
  height: 6px;
  min-width: 6px;
  background: #D4AF68;
  border-radius: 50%;
  margin-top: 7px;
}

/* 参数表 */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  max-width: 680px;
}
.spec-table tr {
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
}
.spec-table th {
  width: 180px;
  padding: 14px 0;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
  text-align: left;
}
.spec-table td {
  padding: 14px 0;
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.85);
}

/* 卖点卡片 */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  padding: 28px 24px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.1);
  border-radius: 6px;
  transition: all 0.25s ease;
}
.feature-card:hover {
  border-color: rgba(212, 175, 104, 0.35);
  background: rgba(212, 175, 104, 0.03);
  transform: translateY(-3px);
}
.feature-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(212, 175, 104, 0.08);
  border-radius: 50%;
  margin-bottom: 16px;
}
.feature-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}

/* 包装清单 */
.package-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 720px;
}
.package-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.08);
  border-radius: 4px;
}
.package-item__num {
  font-size: 20px;
  font-weight: 700;
  color: #D4AF68;
  font-family: 'Inter', sans-serif;
  min-width: 36px;
}
.package-item__text {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.8);
}

/* ---------- 相关产品（复用产品卡片样式） ---------- */
.related-products {
  padding-top: 56px;
  padding-bottom: 56px;
}

/* ============================================================
   Page : News Detail（新闻详情）
   ============================================================ */

/* 文章主体布局 */
.article-main {
  padding-top: 40px;
  padding-bottom: 56px;
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: flex-start;
}

/* 左侧文章内容 */
.article-content {
  min-width: 0;
}
.article-header {
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.12);
}
.article-cat {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(212, 175, 104, 0.08);
  border: 1px solid rgba(212, 175, 104, 0.25);
  color: #D4AF68;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  border-radius: 2px;
  margin-bottom: 18px;
}
.article-title {
  font-size: 30px;
  font-weight: 700;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}
.article-meta__dot {
  color: rgba(212, 175, 104, 0.4);
}

/* 文章正文 */
.article-body {
  font-size: 15px;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.8);
}
.article-body p {
  margin-bottom: 22px;
}
.article-body h2 {
  font-size: 20px;
  font-weight: 600;
  color: #FFFFFF;
  margin: 36px 0 16px;
  letter-spacing: 0.5px;
}
.article-body figure {
  margin: 28px 0;
}
.article-body img {
  width: 100%;
  border-radius: 4px;
  display: block;
}
.article-body figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  font-style: italic;
}
.article-body blockquote {
  margin: 32px 0;
  padding: 24px 32px;
  background: rgba(212, 175, 104, 0.04);
  border-left: 3px solid #D4AF68;
  border-radius: 0 4px 4px 0;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  font-style: italic;
}
.article-body blockquote cite {
  display: block;
  margin-top: 12px;
  font-size: 13px;
  color: #D4AF68;
  font-style: normal;
  font-weight: 500;
}

/* 分享区域 */
.article-share {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 40px 0 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(212, 175, 104, 0.12);
}
.article-share__label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
}
.article-share__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: transparent;
  border: 1px solid rgba(212, 175, 104, 0.25);
  border-radius: 2px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}
.article-share__btn:hover {
  border-color: rgba(212, 175, 104, 0.5);
  color: #FFFFFF;
  background: rgba(212, 175, 104, 0.06);
}
.article-share__btn--whatsapp {
  border-color: rgba(37, 211, 102, 0.4);
  color: rgba(255, 255, 255, 0.85);
}
.article-share__btn--whatsapp:hover {
  border-color: #25D366;
  background: rgba(37, 211, 102, 0.12);
  color: #25D366;
}

/* 上一篇/下一篇 */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.article-nav a {
  display: block;
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.1);
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.2s ease;
}
.article-nav a:hover {
  border-color: rgba(212, 175, 104, 0.35);
  background: rgba(212, 175, 104, 0.04);
}
.article-nav__label {
  display: block;
  font-size: 11px;
  color: rgba(212, 175, 104, 0.7);
  letter-spacing: 1px;
  margin-bottom: 8px;
  font-weight: 500;
}
.article-nav__title {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 右侧边栏 */
.article-sidebar {
  position: sticky;
  top: 90px;
}
.sidebar-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(212, 175, 104, 0.12);
  border-radius: 6px;
  padding: 24px;
  margin-bottom: 20px;
}
.sidebar-card__title {
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(212, 175, 104, 0.1);
}
.sidebar-news {
  list-style: none;
  margin: 0;
  padding: 0;
}
.sidebar-news li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(212, 175, 104, 0.06);
}
.sidebar-news li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.sidebar-news li:first-child {
  padding-top: 0;
}
.sidebar-news a {
  display: block;
  text-decoration: none;
}
.sidebar-news__title {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.5;
  margin-bottom: 6px;
  transition: color 0.2s ease;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sidebar-news a:hover .sidebar-news__title {
  color: #D4AF68;
}
.sidebar-news time {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.4);
}
.sidebar-card--cta {
  text-align: center;
  background: linear-gradient(135deg, rgba(212, 175, 104, 0.08) 0%, rgba(0, 0, 0, 0.2) 100%);
  border-color: rgba(212, 175, 104, 0.25);
}
.sidebar-card--cta p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
  margin: 10px 0 20px;
}
.sidebar-card__btn {
  display: inline-block;
  padding: 12px 28px;
  background: #D4AF68;
  color: #000000;
  border-radius: 2px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-decoration: none;
  transition: all 0.25s ease;
}
.sidebar-card__btn:hover {
  background: #e0be78;
  box-shadow: 0 6px 20px rgba(212, 175, 104, 0.25);
}

/* ---------- 面包屑导航（详情页） ---------- */
.breadcrumb-wrap {
  padding-top: 84px; /* 固定 Header 高度补偿 */
  background: rgba(255, 255, 255, 0.01);
  border-bottom: 1px solid rgba(212, 175, 104, 0.08);
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 14px 0;
  font-size: 13px;
}
.breadcrumb a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color 0.2s ease;
}
.breadcrumb a:hover {
  color: #D4AF68;
}
.breadcrumb__sep {
  color: rgba(212, 175, 104, 0.35);
  margin: 0 10px;
  font-size: 12px;
}
.breadcrumb__current {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 400px;
}

/* ============================================================
   Product Detail + News Detail 响应式
   ============================================================ */
@media (max-width: 1199px) {
  .product-layout {
    gap: 40px;
  }
  .article-layout {
    grid-template-columns: 1fr 280px;
    gap: 36px;
  }
}

@media (max-width: 991px) {
  /* 产品详情 */
  .product-detail-section {
    padding-top: 28px;
    padding-bottom: 36px;
  }
  .detail-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .detail-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .sidebar-block--cta {
    grid-column: span 2;
  }
  .product-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .product-gallery {
    position: static;
    max-width: 480px;
    margin: 0 auto;
  }
  .detail-main .product-info__name {
    font-size: 24px;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .package-list {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 新闻详情 */
  .article-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .article-sidebar .sidebar-card {
    margin-bottom: 0;
  }
}

@media (max-width: 768px) {
  /* 面包屑 */
  .breadcrumb-wrap { padding-top: 56px; }
  .breadcrumb { padding: 10px 0; font-size: 12px; }
  .breadcrumb__sep { margin: 0 6px; }
  .breadcrumb__current { max-width: 180px; }

  /* 产品详情 */
  .product-detail-section {
    padding-top: 20px;
    padding-bottom: 28px;
  }
  .detail-sidebar {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .sidebar-block--cta {
    grid-column: span 1;
  }
  .product-gallery {
    max-width: 100%;
  }
  .product-gallery__thumbs {
    gap: 8px;
  }
  .detail-main .product-info__name {
    font-size: 20px;
    margin-bottom: 16px;
  }
  .detail-main .product-info__tags {
    gap: 6px;
    margin-bottom: 20px;
  }
  .detail-main .product-info__tag {
    padding: 4px 10px;
    font-size: 11.5px;
  }
  .detail-main .product-info__desc {
    font-size: 13px;
    margin-bottom: 20px;
  }
  .detail-main .product-info__specs {
    padding-top: 20px;
    margin-bottom: 20px;
  }
  .spec-row {
    flex-direction: column;
    gap: 8px;
    margin-bottom: 14px;
  }
  .spec-label {
    width: auto;
    padding-top: 0;
  }
  .detail-main .product-info__actions {
    flex-direction: column;
    gap: 12px;
  }
  .detail-main .product-info__btn {
    width: 100%;
    padding: 13px 24px;
  }
  .detail-main .product-info__services {
    flex-wrap: wrap;
    gap: 12px 20px;
  }
  .detail-tabs-wrap {
    margin-top: 32px;
  }
  .detail-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .detail-tab {
    padding: 12px 18px;
    font-size: 13px;
    white-space: nowrap;
  }
  .spec-table th {
    width: 120px;
    font-size: 12.5px;
  }
  .spec-table td {
    font-size: 13px;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .feature-card {
    padding: 22px 20px;
  }
  .package-list {
    grid-template-columns: 1fr;
  }
  .related-products {
    padding-top: 36px;
    padding-bottom: 36px;
  }

  /* 新闻详情 */
  .article-main {
    padding-top: 20px;
    padding-bottom: 36px;
  }
  .article-title {
    font-size: 22px;
    line-height: 1.4;
  }
  .article-body {
    font-size: 14px;
    line-height: 1.8;
  }
  .article-body h2 {
    font-size: 18px;
  }
  .article-share {
    flex-wrap: wrap;
    gap: 10px;
    margin: 28px 0 24px;
  }
  .article-share__label {
    width: 100%;
    margin-bottom: 4px;
  }
  .article-nav {
    grid-template-columns: 1fr;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .sidebar-card {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .detail-tab {
    padding: 11px 14px;
    font-size: 12.5px;
  }
  .spec-table {
    font-size: 12.5px;
  }
  .spec-table th {
    width: 100px;
  }
  .product-gallery__badge {
    font-size: 10px;
    padding: 4px 10px;
  }
}

/* ========== Hero 轮播 ========== */
.hero-slider {
  position: relative;
  overflow: hidden;
}
.hero-slider__track {
  display: flex;
  transition: transform 0.6s ease;
}
.hero-slide {
  flex: 0 0 100%;
  min-width: 0;
}
.hero-slide .hero-img {
  width: 100%;
  height: auto;
  display: block;
}
.hero-slider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.25);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: all 0.3s ease;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.hero-slider__arrow:hover {
  background: #d4af68;
  border-color: transparent;
}
.hero-slider__arrow--prev { left: 20px; }
.hero-slider__arrow--next { right: 20px; }
.hero-slider__dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}
.hero-slider__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all 0.3s ease;
}
.hero-slider__dot.active {
  background: #d4af68;
  border-color: #d4af68;
  width: 24px;
  border-radius: 5px;
}
@media (max-width: 768px) {
  .hero-slider__arrow { width: 36px; height: 36px; }
  .hero-slider__arrow--prev { left: 10px; }
  .hero-slider__arrow--next { right: 10px; }
  .hero-slider__dots { bottom: 12px; }
}


/* ========== 分类锚点 + 首页分类卡片链接 ========== */
a.category-card {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
a.category-card:hover {
  background: rgba(212, 175, 104, 0.05);
  border-color: rgba(212, 175, 104, 0.35);
  transform: translateY(-2px);
}
a.category-card .category-name {
  color: inherit;
  transition: color 0.25s ease;
}
a.category-card:hover .category-name {
  color: #d4af68;
}
/* ---------------- ҳ�����״̬ ---------------- */
.page-loading {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: #8a8a8a;
  font-size: 14px;
}
.page-loading__spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(212, 175, 104, 0.25);
  border-top-color: #d4af68;
  border-radius: 50%;
  animation: page-loading-spin 0.8s linear infinite;
}
@keyframes page-loading-spin {
  to { transform: rotate(360deg); }
}