/* HSPOS 官网 前台样式（科技蓝 + HPRT 风布局） */
:root {
  --color-primary: #1a73e8;
  --color-primary-deep: #0d47a1;
  --color-primary-soft: #e8f0fe;
  --color-accent-green: #34a853;
  --color-accent-red: #ea4335;
  --color-accent-orange: #ff9800;
  --color-text: #202124;
  --color-text-muted: #5f6368;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-border: #e0e3e7;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  width: 100%;
  overflow-x: hidden;
}

.layout-body {
  margin: 0;
  width: 100%;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;  /* 避免全宽 Banner 撑出横向滚动条 */
}

/* 顶部区域 */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--color-primary-deep);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.logo-sub {
  font-size: 11px;
  color: var(--color-text-muted);
}

.mobile-products-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  padding: 0;
  margin: 0;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-products-toggle-icon {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 2px solid var(--color-text);
  box-sizing: border-box;
  position: relative;
}

.mobile-products-toggle-icon::before,
.mobile-products-toggle-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-text);
  transform: translateX(-50%);
}

.mobile-products-toggle-icon::after {
  transform: translateX(-50%) rotate(90deg);
}

.main-nav {
  display: flex;
  gap: 1rem;
  flex: 1;
  justify-content: center;
}

.mobile-nav-toggle {
  display: none;
  width: 32px;
  height: 32px;
  border-radius: 0;
  border: none;
  background: transparent;
  padding: 0;
  margin: 0;
  gap: 4px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-nav-toggle-bar {
  display: block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-text);
}

.mobile-nav-toggle-bar + .mobile-nav-toggle-bar {
  margin-top: 0;
}

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 140;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.mobile-nav.is-open {
  pointer-events: auto;
  opacity: 1;
}

.mobile-nav-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
}

.mobile-nav-panel {
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  justify-content: flex-start;
  padding: 0;
}

.mobile-nav-column {
  display: none;
  width: 80%;
  max-width: 380px;
  height: 100%;
  background: #ffffff;
  box-shadow: 0 0 30px rgba(15, 23, 42, 0.28);
  border-radius: 0;
  padding: 1.25rem 1.25rem 2rem;
}

.mobile-nav-heading {
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.mobile-nav-search {
  margin-bottom: 1rem;
}

.mobile-nav-search-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mobile-nav-search-icon {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  position: relative;
}

.mobile-nav-search-icon::before,
.mobile-nav-search-icon::after {
  content: "";
  position: absolute;
  border-radius: 999px;
}

.mobile-nav-search-icon::before {
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-text-muted);
  top: 8px;
  left: 8px;
}

.mobile-nav-search-icon::after {
  width: 8px;
  height: 2px;
  background: var(--color-text-muted);
  bottom: 8px;
  right: 6px;
  transform: rotate(45deg);
}

.mobile-nav-search-input {
  flex: 1 1 auto;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  padding: 0 0.75rem;
  font-size: 0.95rem;
}

.mobile-nav-search-btn {
  flex: 0 0 auto;
  height: 36px;
  border-radius: 999px;
  border: none;
  padding: 0 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--color-primary);
  color: #ffffff;
  cursor: pointer;
}

.mobile-nav-link {
  display: block;
  font-size: 0.95rem;
  padding: 0.7rem 0;
  color: var(--color-text);
  text-decoration: none;
}

.mobile-nav-link.is-active {
  color: var(--color-primary-deep);
  font-weight: 600;
}

.mobile-nav-link + .mobile-nav-link {
  border-top: 1px solid rgba(226, 232, 240, 0.8);
}

.mobile-nav-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.mobile-nav-close {
  border: none;
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  color: var(--color-text-muted);
}

.mobile-nav-menu-links {
  max-height: calc(100vh - 130px);
  overflow-y: auto;
}

.mobile-nav-submenu {
  display: none;
  padding-left: 1rem;
  border-left: 2px solid rgba(226, 232, 240, 0.8);
  margin: 0.25rem 0 0.5rem;
}

.mobile-nav-sublink {
  display: block;
  font-size: 1rem;
  padding: 0.4rem 0;
  color: var(--color-text-muted);
  text-decoration: none;
}

.mobile-nav-sublink.is-active {
  color: var(--color-primary-deep);
  font-weight: 600;
}

.mobile-nav-language {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(226, 232, 240, 0.9);
}

.mobile-nav-language-label {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.mobile-nav-lang-button {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  font-size: 0.95rem;
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-lang-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-text-muted);
  position: relative;
}

.mobile-nav-lang-icon::before,
.mobile-nav-lang-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 3px;
  bottom: 3px;
  width: 2px;
  border-radius: 999px;
  background: var(--color-text-muted);
  transform: translateX(-50%);
}

.mobile-nav-lang-icon::after {
  transform: translateX(-50%) rotate(90deg);
}

.lang-modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: none;
}

.lang-modal.is-open {
  display: block;
}

.lang-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
}

.lang-modal-dialog {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 420px;
  max-height: 80%;
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.4);
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.lang-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.lang-modal-title {
  margin: 0;
  font-size: 1.1rem;
}

.lang-modal-close {
  border: none;
  background: transparent;
  font-size: 1.4rem;
  line-height: 1;
  padding: 0;
  cursor: pointer;
}

.lang-modal-subtitle {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.lang-modal-list {
  margin: 0.5rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  overflow-y: auto;
}

.lang-modal-item {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: #ffffff;
  padding: 0.55rem 0.75rem;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 0.95rem;
}

.lang-modal-item-name {
  color: var(--color-text);
}

.lang-modal-item.is-active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(26, 115, 232, 0.35);
}

.lang-modal-item-current {
  font-size: 0.8rem;
  color: var(--color-primary-deep);
}

.mobile-nav-item-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.mobile-nav-item + .mobile-nav-item {
  border-top: 1px solid rgba(226, 232, 240, 0.9);
}

.mobile-nav-subtoggle {
  border: none;
  background: transparent;
  width: 28px;
  height: 28px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-nav-subtoggle-icon {
  position: relative;
  width: 14px;
  height: 14px;
}

.mobile-nav-subtoggle-icon::before,
.mobile-nav-subtoggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--color-text-muted);
  transform: translateY(-50%);
  transition: transform 0.15s ease;
}

.mobile-nav-subtoggle-icon::after {
  transform: translateY(-50%) rotate(90deg);
}

.mobile-nav-item.is-open .mobile-nav-submenu {
  display: block;
}

.mobile-nav-item.is-open .mobile-nav-subtoggle-icon::after {
  transform: translateY(-50%) rotate(0deg);
}

/* 左侧产品抽屉 */
.mobile-nav.is-open .mobile-nav-panel.products-open {
  justify-content: flex-start;
}

.mobile-nav.is-open .mobile-nav-panel.products-open .mobile-nav-column--products {
  display: block;
}

/* 右侧菜单抽屉 */
.mobile-nav.is-open .mobile-nav-panel.menu-open {
  justify-content: flex-end;
}

.mobile-nav.is-open .mobile-nav-panel.menu-open .mobile-nav-column--menu {
  display: block;
  border-radius: 18px 0 0 18px;
}

.nav-item {
  position: relative;
}

.nav-item--has-children > .nav-link {
  padding-right: 1.2rem;
}

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 160px;
  margin-top: 0.35rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18);
  border: 1px solid rgba(15, 23, 42, 0.08);
  padding: 0.4rem 0.3rem;
  display: none;
  z-index: 120;
}

.nav-item--has-children:hover > .nav-dropdown {
  display: block;
}

.nav-dropdown-link {
  display: block;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  font-size: 13px;
  color: var(--color-text);
  white-space: nowrap;
}

.nav-dropdown-link:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-deep);
}

.nav-link {
  text-decoration: none;
  color: var(--color-text);
  font-size: 14px;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
}

.nav-link:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-deep);
}

.nav-link--active {
  background: var(--color-primary);
  color: #ffffff;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switcher select {
  height: 32px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  padding: 0 0.75rem;
  font-size: 13px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: 999px;
  padding: 0.45rem 1rem;
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
}

.btn-primary:hover {
  background: #1967d2;
}

.btn-small {
  font-size: 13px;
}

/* 主内容区域 */
.site-main {
  width: 100%;
  background: var(--color-bg-alt);
  min-height: 70vh;
  padding-top: 64px; /* 预留给固定头部，避免内容被遮挡 */
}

.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* 首页 Banner - 全宽大图，固定高度保证尺寸明显（参考 HPRT） */
.home-banner-hprt {
  width: 100vw;
  max-width: 100%;
  position: relative;
  left: 50%;
  right: 0;
  transform: translateX(-50%);
  margin: 0 0 0 0;
  margin-bottom: 0;
  background: #0d47a1;
}

/* Banner 图片上的文字叠层（参考：左对齐 + 双按钮 CTA） */
.home-banner-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem 2rem 2rem max(2rem, 8vw);
  background: linear-gradient(to right, rgba(13, 71, 161, 0.82) 0%, rgba(13, 71, 161, 0.4) 45%, transparent 70%);
}

.home-banner-overlay-inner {
  max-width: 520px;
  text-align: left;
}

.home-banner-overlay-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  line-height: 1.25;
}

.home-banner-overlay-desc {
  margin: 0 0 1.5rem;
  font-size: clamp(0.85rem, 1.8vw, 0.95rem);
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  line-height: 1.55;
}

.home-banner-overlay-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.home-banner-btn {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  cursor: pointer;
}

.home-banner-btn--primary {
  background: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}

.home-banner-btn--primary:hover {
  background: var(--color-primary-deep);
  border-color: var(--color-primary-deep);
  color: #fff;
}

.home-banner-btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.9);
}

.home-banner-btn--outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #fff;
  color: #fff;
}

@media (max-width: 767px) {
  .home-banner-overlay {
    padding: 3rem 1.25rem 1.75rem;  /* 顶部留白避免被固定顶栏遮挡 */
    align-items: center;
    text-align: center;
    justify-content: flex-start;
    background: linear-gradient(to bottom, rgba(13, 71, 161, 0.78) 0%, rgba(13, 71, 161, 0.4) 55%, transparent 85%);
  }
  .home-banner-overlay-inner {
    text-align: center;
    max-width: 100%;
  }
  .home-banner-overlay-title {
    margin: 0 0 1rem;
    font-size: 1.25rem;
    line-height: 1.35;
  }
  .home-banner-overlay-desc {
    margin: 0 0 1.5rem;
    font-size: 0.875rem;
    line-height: 1.6;
  }
  .home-banner-overlay-actions {
    justify-content: center;
    gap: 0.85rem;
  }
  .home-banner-btn {
    padding: 0.55rem 1.1rem;
    font-size: 0.875rem;
  }
}

.home-banner-slider {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.home-banner-track {
  display: flex;
  transition: transform 0.5s ease;
  will-change: transform;
}

.home-banner-slide {
  flex: 0 0 100%;
  width: 100%;
  min-width: 0;
}

.home-banner-link {
  display: block;
  width: 100%;
  height: 420px;             /* 默认高度（桌面），保证 Banner 足够大 */
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0d47a1 0%, #1565c0 50%, #1976d2 100%);
}

.home-banner-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.home-banner-placeholder-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  text-align: center;
  padding: 2rem;
  max-width: 480px;
}

@media (min-width: 1200px) {
  .home-banner-link {
    height: 480px;           /* 超宽屏稍高一些 */
  }
}

@media (max-width: 767px) {
  .home-banner-link {
    height: 42vw;
    min-height: 300px;       /* 留足空间给叠层标题+描述+按钮，避免拥挤 */
    max-height: 380px;
  }
}

.home-banner-link img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 左右箭头 */
.home-banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-text);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  transition: background 0.2s, opacity 0.2s;
  opacity: 0.85;
}

.home-banner-arrow:hover {
  background: #fff;
  opacity: 1;
}

.home-banner-arrow:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.home-banner-prev {
  left: 16px;
}

.home-banner-prev::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg) translate(2px, 2px);
}

.home-banner-next {
  right: 16px;
}

.home-banner-next::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translate(-2px, 2px);
}

/* 底部圆点 */
.home-banner-dots {
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 10px;
}

.home-banner-dot {
  width: 10px;
  height: 10px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s, transform 0.2s;
}

.home-banner-dot:hover {
  background: rgba(255, 255, 255, 0.8);
}

.home-banner-dot.is-active {
  background: #fff;
  transform: scale(1.2);
}

/* 内页 Banner：单张图、铺满整行、固定高度 300px（推荐图片尺寸 1920×300），不轮换 */
.page-banner-wrap {
  width: 100%;
  margin-bottom: 1.5rem;
  overflow: hidden;
  box-sizing: border-box;
}

.page-banner {
  display: block;
  width: 100%;
  margin: 0;
}

.page-banner-link {
  display: block;
  width: 100%;
  height: 300px;
  background: var(--color-bg-alt);
  position: relative;
  overflow: hidden;
}

.page-banner-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* 内页 Banner 上 30% 透明遮罩 + 当前页标题 */
.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

.page-banner-title {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  margin: 0;
  font-size: 2rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

@media (min-width: 768px) {
  .page-banner-title {
    font-size: 2.5rem;
  }
}

/* 首页布局（Banner 下方为内容区，不做成第二块 Banner 样式） */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
  padding: 2rem 0;
  margin-bottom: 2rem;
  background: transparent;
}

.hero-no-banner {
  padding: 2.5rem 2rem;
  border-radius: 18px;
  background: radial-gradient(circle at top left, #e8f0fe 0%, #e8f0fe 45%, #ffffff 100%);
}

.hero-title {
  font-size: 2.1rem;
  margin: 0 0 0.75rem;
  color: var(--color-text);
}

.hero-title span {
  color: var(--color-primary-deep);
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.hero-secondary {
  font-size: 13px;
  color: var(--color-text-muted);
}

.hero-highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(26, 115, 232, 0.06);
  color: var(--color-primary-deep);
  font-size: 12px;
  margin-bottom: 0.75rem;
}

.hero-metrics {
  display: flex;
  gap: 1.5rem;
  margin-top: 1.5rem;
  font-size: 13px;
  color: var(--color-text-muted);
}

.hero-metrics strong {
  display: block;
  font-size: 26px;
  font-weight: 700;
  color: var(--color-accent-orange);
  letter-spacing: 0.02em;
}

.hero-illustration {
  border-radius: 16px;
  background: linear-gradient(145deg, #0d47a1, #1a73e8);
  padding: 1.8rem 1.6rem;
  color: #ffffff;
  box-shadow: 0 18px 45px rgba(15, 68, 146, 0.45);
}

.hero-illustration h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.hero-illustration p {
  font-size: 0.9rem;
  opacity: 0.85;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.hero-badge {
  font-size: 11px;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.18);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

a.hero-badge:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.35);
}

/* 首页：产品与模块区块 */
.section {
  margin-bottom: 2.5rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 1.2rem;
  margin: 0;
}

.section-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* 解决方案行业分类导航（与站点配色一致） */
.solution-industry-bar {
  border-bottom: 1px solid var(--color-border);
  margin-top: 0.75rem;
  margin-bottom: 0.75rem;
}

.solution-industry-bar .products-categories {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: flex-end;
  gap: 2rem;
  padding: 0.25rem 1.5rem 0.35rem;
}

.solution-industry-bar .products-category-link {
  display: inline-block;
  padding: 0.3rem 0;
  border-radius: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.solution-industry-bar .products-category-link:hover {
  color: var(--color-primary-deep);
}

.solution-industry-bar .products-category-link.is-active {
  color: var(--color-primary-deep);
  background: transparent;
  border-bottom-color: var(--color-primary);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

/* 首页行业方案：一行 3 条，图片+文字 */
.card-grid-3 {
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 600px) {
  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.solution-card-image {
  aspect-ratio: 16 / 10;
  margin: -1rem -1rem 0.75rem;
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.solution-card-image .card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.solution-card .card-body h3 {
  font-size: 1.05rem;
}

.solution-card .card-body p {
  font-size: 0.9rem;
}

/* 首页最受欢迎产品：桌面端一排 4 个 */
.card-grid-6 {
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 600px) {
  .card-grid-6 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .card-grid-6 {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

.card-grid-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0;
  padding: 2rem 1rem;
}

.section-more {
  margin: 1rem 0 0;
  text-align: center;
}

.section-more a {
  font-size: 0.95rem;
}

/* 首页 NEWS 区块（参考样式：居中大标题+副标题，三列卡片：大图 / 标题 / 日期 / 摘要） */
.news-center-section {
  margin-top: 2.5rem;
}

.news-center-header {
  text-align: center;
  margin-bottom: 2rem;
}

.news-center-title {
  margin: 0 0 0.35rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.news-center-subtitle {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.news-center-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .news-center-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .news-center-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }
}

.news-center-card {
  display: block;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s, border-color 0.2s;
  text-align: left;
}

.news-center-card:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary-soft);
}

.news-center-card-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.news-center-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.news-center-card-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.news-center-card-body {
  padding: 1.1rem 1.25rem 1.35rem;
}

.news-center-card-title {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-center-card-date {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.news-center-card-desc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-center-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  padding: 2rem 1rem;
  margin: 0;
}

/* 每行 6 个产品卡片：图片区域统一尺寸（1:1 正方形），取每个产品主图或相册第一张 */
.product-card-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  margin: -1rem -1rem 0.75rem;
  border-radius: 12px 12px 0 0;
  flex-shrink: 0;
  background: var(--color-bg-alt);
}

.product-card-image .card-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-card-image .card-image-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.product-card .card-body h3 {
  font-size: 1rem;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card .card-body p {
  font-size: 0.85rem;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  display: -webkit-box;
}

@media (min-width: 900px) {
  .product-card .card-body h3 { font-size: 0.9rem; }
  .product-card .card-body p { font-size: 0.8rem; }
}

/* 产品列表布局：左侧分类 + 右侧产品网格（参考 Xprinter） */
.products-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 2rem;
  align-items: flex-start;
}

.products-sidebar {
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
}

.products-sidebar-title {
  margin: 0 0 0.75rem;
  font-size: 1rem;
  font-weight: 600;
}

.products-category-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.products-category-list li + li {
  margin-top: 0.35rem;
}

.products-category-link {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.3rem 0.5rem;
  border-radius: 999px;
}

.products-category-link:hover {
  color: var(--color-primary-deep);
  background: var(--color-primary-soft);
}

.products-category-link.is-active {
  color: #ffffff;
  background: var(--color-primary);
}

.products-sidebar-title-tags {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* 标签云：多色芯片、流式排列、悬停放大可选（提高优先级覆盖全局 a 样式） */
.products-sidebar .products-tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
}

.products-sidebar .products-tag-cloud .products-tag-chip {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none !important;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  cursor: pointer;
}

/* 多色：循环 6 种柔和背景 + 深色字 */
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+1) { background: #e8f0fe; color: #0d47a1; }
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+2) { background: #e6f4ea; color: #1e7e34; }
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+3) { background: #fce8e6; color: #c5221f; }
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+4) { background: #fef7e0; color: #b06000; }
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+5) { background: #e8eaf6; color: #3949a1; }
.products-sidebar .products-tag-cloud .products-tag-chip:nth-child(6n+6) { background: #f3e5f5; color: #7b1fa2; }

.products-sidebar .products-tag-cloud .products-tag-chip:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
  border-color: currentColor;
}

.products-main {
  min-width: 0;
}

/* 产品详情页（参考 HPRT：顶部信息 + Tabs） */
.product-detail {
  background: transparent;
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2rem;
  padding: 1.5rem 0 1rem;
  border-bottom: 1px solid var(--color-border);
}

.product-hero-kicker {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.product-hero-title {
  margin: 0;
  font-size: 2.1rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.product-hero-subtitle {
  margin: 0.75rem 0 0;
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.6;
}

.product-hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.1rem;
  flex-wrap: wrap;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.45rem 1rem;
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  border: 1px solid rgba(26, 115, 232, 0.35);
  background: #fff;
}

.btn-outline:hover {
  background: var(--color-primary-soft);
  border-color: rgba(26, 115, 232, 0.55);
}

.product-hero-media {
  min-width: 0;
}

.product-hero-image-btn {
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.product-hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
  border: 1px solid var(--color-border);
  background: #fff;
}

.product-hero-thumbs {
  margin-top: 0.75rem;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.5rem;
}

.product-hero-thumb-btn {
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  border-radius: 10px;
}

.product-hero-thumb-btn.is-active .product-hero-thumb {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.25);
}

.product-hero-thumb {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: #fff;
  display: block;
}

/* 图片放大预览（lightbox） */
.image-lightbox[hidden] { display: none; }

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
}

.image-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  border: 0;
  padding: 0;
}

.image-lightbox-dialog {
  position: relative;
  max-width: min(1100px, 92vw);
  max-height: 86vh;
  margin: 7vh auto;
  background: #111;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

.image-lightbox-close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 0;
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 26px;
  line-height: 40px;
  cursor: pointer;
}

.image-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.image-lightbox-img {
  display: block;
  width: 100%;
  height: 86vh;
  max-height: 86vh;
  object-fit: contain;
  background: #111;
}

.product-tabs {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  position: sticky; /* 在产品内容区域顶部吸附，不覆盖 Banner */
  top: 64px; /* 固定头部下方（site-main padding-top=64px） */
  background: var(--color-bg-alt);
  z-index: 5;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
}

/* 锚点跳转时避免标题被吸顶 Tabs/头部遮挡 */
.product-section {
  scroll-margin-top: 132px;
}

.product-tab-link {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  padding: 0.35rem 0.9rem 0.3rem;
  border-radius: 999px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.product-tab-link.is-active {
  color: var(--color-primary-deep);
  background: #ffffff;
  border-bottom-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(26, 115, 232, 0.18);
}

.product-tab-link:hover {
  color: var(--color-primary-deep);
  background: rgba(26, 115, 232, 0.06);
}

.product-tab-link:hover {
  color: var(--color-primary-deep);
}

.product-section {
  padding: 1.25rem 0;
}

.product-section-title {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  font-weight: 700;
}

.product-section-subtitle {
  margin: 1rem 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.spec-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 0.9rem 1rem;
}

.spec-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.spec-value {
  font-weight: 600;
}

.download-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.download-link {
  display: block;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  text-decoration: none;
  color: var(--color-text);
}

.download-link:hover {
  border-color: rgba(26, 115, 232, 0.45);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
}

@media (max-width: 900px) {
  .product-hero {
    grid-template-columns: 1fr;
  }
  .product-hero-thumbs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .spec-grid {
    grid-template-columns: 1fr;
  }
  .product-tabs {
    top: 56px; /* 小屏头部更矮 */
    overflow-x: auto;
  }
}

@media (max-width: 900px) {
  .products-layout {
    grid-template-columns: 1fr;
  }

  .products-sidebar {
    padding: 0.75rem 1rem;
  }

  .products-category-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .products-category-list li + li {
    margin-top: 0;
  }

}

.card {
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  padding: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Why Choose Us 卡片图片（专用容器，避免被通用 .card-image-wrap 约束） */
/* Why Choose Us 区块：卡片列宽加大，图片更醒目 */
.card-grid--why {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.why-choose-card-image {
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
}

.why-choose-card-image .card-why-image {
  width: 200px !important;
  height: 200px !important;
  min-width: 200px;
  min-height: 200px;
  max-width: none;
  object-fit: contain;
  display: block;
  border-radius: 8px;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-primary);
  text-decoration: none;
}

.card-link:hover {
  text-decoration: underline;
}

/* 关于 HSPOS：整块三行 + 标题 */
.about-hspos {
  padding-top: 0.5rem;
}

.section-title-full {
  width: 100%;
  margin-bottom: 1.5rem;
}

.about-row {
  width: 100%;
  margin-bottom: 2rem;
}

.about-top-grid {
  display: flex !important;
  gap: 1.5rem;
  align-items: flex-start;
  flex-wrap: nowrap;
}

/* 左文右视频：两列比例（文字窄一点，视频更大） */
.about-top-grid .about-intro {
  flex: 0 0 42%;
  max-width: 460px;
  min-width: 0;
}

.about-top-grid .about-video {
  flex: 1 1 0;
  min-width: 0;
}

@media (max-width: 900px) {
  .about-top-grid {
    flex-wrap: wrap;
  }
  .about-top-grid .about-intro,
  .about-top-grid .about-video {
    flex: 1 1 100%;
    max-width: none;
  }
}

.about-row:last-of-type {
  margin-bottom: 0;
}

.about-intro-text {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
  max-width: 56ch;
}

.about-row-title {
  font-size: 1rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.about-video-wrap {
  position: relative;
  width: 100%;
  max-width: none;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-alt);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.about-video-embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.about-video-placeholder {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-align: center;
  padding: 1rem;
}

/* 关于我们页：YouTube 视频栏 */
.video-section .section-header {
  margin-bottom: 1.25rem;
}

.about-video-wrap--page {
  max-width: 800px;
  margin: 0 auto;
}

/* ========== 关于我们页：宽幅 + 科技感布局 ========== */
.page-container.about-page-layout {
  max-width: 1400px;
  padding: 2rem 2.5rem 0;
}

.about-page-layout {
  width: 100%;
}

.about-page-breadcrumb {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.about-page-hero {
  text-align: center;
  margin-bottom: 2.5rem;
  padding: 2.5rem 2rem;
  background: linear-gradient(180deg, rgba(13, 71, 161, 0.04) 0%, transparent 100%);
  border-radius: 16px;
  border: 1px solid rgba(13, 71, 161, 0.08);
}

.about-page-title {
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.about-page-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  margin: 1rem auto 0;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-deep));
  border-radius: 2px;
}

.about-page-lead {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 1rem auto 0;
  max-width: 560px;
}

.about-page-intro {
  margin-bottom: 3rem;
  padding: 0 0 2rem;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text);
  max-width: 100%;
}

.about-page-intro p {
  margin-bottom: 1.25rem;
}

.about-page-intro p:last-child {
  margin-bottom: 0;
}

.about-page-why {
  margin-bottom: 0;
  padding: 3rem 0;
  background: linear-gradient(180deg, transparent 0%, rgba(13, 71, 161, 0.03) 50%, transparent 100%);
}

.about-page-why-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.about-page-why-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.about-page-why-subtitle {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.about-page-why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.about-page-why-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: box-shadow 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.about-page-why-card:hover {
  border-color: rgba(26, 115, 232, 0.35);
  box-shadow: 0 12px 32px rgba(13, 71, 161, 0.12);
  transform: translateY(-2px);
}

.about-page-why-card-image {
  margin: -0.5rem -0.5rem 1.25rem;
  padding: 1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 140px;
  background: var(--color-bg-alt);
  border-radius: 12px 12px 0 0;
}

.about-page-why-card-image img {
  width: 160px;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
}

.about-page-why-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.about-page-why-card-desc {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
}

.about-page-video {
  background: linear-gradient(165deg, #0a1628 0%, #0d2847 50%, #0a1628 100%);
  margin: 0 -2.5rem 0;
  padding: 4rem 2.5rem 4.5rem;
  position: relative;
}

.about-page-video::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(26, 115, 232, 0.4), transparent);
  opacity: 0.8;
}

.about-page-video-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.about-page-video-header {
  text-align: center;
  margin-bottom: 2rem;
}

.about-page-video-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: #fff;
  letter-spacing: 0.03em;
}

.about-page-video-subtitle {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
  letter-spacing: 0.04em;
}

.about-page-video-embed-wrap {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

@media (min-width: 768px) {
  .about-page-title {
    font-size: 2.75rem;
  }
  .about-page-why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.75rem;
  }
}

@media (min-width: 1024px) {
  .about-page-why-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.about-video-embed[src]:not([src=""]) ~ .about-video-placeholder {
  display: none;
}

.about-cert-desc {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.about-cert-logos {
  display: flex;
  flex-wrap: nowrap;
  gap: 1rem;
  margin-bottom: 1rem;
}

.about-cert-logo {
  flex: 1 1 0;
}

.about-cert-logo img {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  filter: grayscale(0.1);
}

/* ========== 内页通用：面包屑、标题、详情、表单 ========== */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  margin: 0 0.35rem;
  color: var(--color-text-muted);
}

.page-intro {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.75rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.page-subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 60ch;
}

.text-muted {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

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

.content-section {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
}

.content-body p {
  margin: 0 0 1rem;
  line-height: 1.6;
}

.content-body p:last-child {
  margin-bottom: 0;
}

/* 富文本正文中的图片、视频不溢出 */
.content-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.content-body iframe {
  max-width: 100%;
}

/* 详情页布局 */
.detail-page {
  margin-top: 0.5rem;
}

.detail-header {
  margin-bottom: 1.5rem;
}

.detail-meta {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 2rem;
  align-items: start;
}

.detail-main {
  min-width: 0;
}

.detail-image-wrap {
  margin-bottom: 1.5rem;
  border-radius: 12px;
  overflow: hidden;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.detail-image {
  width: 100%;
  height: auto;
  display: block;
}

.detail-content {
  margin-bottom: 2rem;
}

.detail-content-title {
  font-size: 1.25rem;
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-text);
}

/* 新闻详情：相关新闻 */
.related-news {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.related-news-title {
  font-size: 1.1rem;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.related-news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-news-item {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light, #eee);
}

.related-news-item:last-child {
  border-bottom: 0;
}

.related-news-link {
  color: var(--color-primary);
  text-decoration: none;
}

.related-news-link:hover {
  text-decoration: underline;
}

.related-news-date {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.2rem;
}

/* 新闻详情：评论 */
.news-comments {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.news-comments-title {
  font-size: 1.1rem;
  margin: 0 0 1rem;
  color: var(--color-text);
}

.comment-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}

.comment-item {
  padding: 1rem;
  background: var(--color-bg-alt, #f8f9fa);
  border-radius: 10px;
  margin-bottom: 0.75rem;
}

.comment-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.comment-author {
  font-weight: 600;
  color: var(--color-text);
}

.comment-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.comment-content {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.5;
}

.comment-form .form-row {
  margin-bottom: 1rem;
}

.comment-form .form-row label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.9rem;
}

.comment-form input,
.comment-form textarea {
  width: 100%;
  max-width: 400px;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
}

.comment-form textarea {
  min-height: 100px;
  resize: vertical;
}

.detail-gallery,
.related-products {
  margin-top: 2rem;
}

.detail-gallery h3,
.related-products h3 {
  font-size: 1rem;
  margin: 0 0 1rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}

.gallery-grid img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.detail-sidebar {
  position: sticky;
  top: 5rem;
}

.sidebar-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.sidebar-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.sidebar-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem;
}

.sidebar-list li {
  margin-bottom: 0.4rem;
}

.sidebar-list a {
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.9rem;
}

.sidebar-list a:hover {
  text-decoration: underline;
}

/* ========== 方案详情页：高档 + 科技感布局 ========== */
body.solution-detail-page .page-banner-wrap {
  margin-bottom: 0;
}

body.solution-detail-page .page-banner-link {
  height: 42vh;
  min-height: 280px;
  max-height: 420px;
}

body.solution-detail-page .page-banner-overlay {
  background: linear-gradient(to bottom, rgba(13, 71, 161, 0.45) 0%, rgba(0, 0, 0, 0.55) 100%);
}

body.solution-detail-page .page-banner-title {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

@media (min-width: 768px) {
  body.solution-detail-page .page-banner-title {
    font-size: 2.5rem;
    letter-spacing: 0.12em;
  }
}

.solution-detail-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.solution-detail-breadcrumb {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.solution-detail-breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.solution-detail-nav {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.solution-detail-nav-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem 1.25rem;
}

.solution-detail-nav-link {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: color 0.2s, background 0.2s, border-color 0.2s;
}

.solution-detail-nav-link:hover {
  color: var(--color-primary-deep);
  background: var(--color-primary-soft);
}

.solution-detail-nav-link.is-active {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.solution-detail-hero {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.solution-detail-title {
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.solution-detail-title::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 1rem;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-deep));
  border-radius: 2px;
}

.solution-detail-lead {
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 1rem 0 0;
  max-width: 56ch;
}

.solution-detail-intro {
  background: var(--color-bg-alt);
  border-radius: 16px;
  padding: 2rem 2rem 2.5rem;
  margin-bottom: 3rem;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
}

.solution-detail-intro-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary-deep);
  margin: 0 0 1.25rem;
}

.solution-detail-intro-body {
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  max-width: 65ch;
}

.solution-detail-intro-body p {
  margin-bottom: 1rem;
}

.solution-detail-intro-body p:last-child {
  margin-bottom: 0;
}

.solution-detail-products-heading {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-deep);
  margin: 0 0 1.5rem;
}

.solution-detail-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
}

.solution-detail-product-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.2s;
}

.solution-detail-product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(13, 71, 161, 0.12);
  border-color: var(--color-primary-soft);
}

.solution-detail-product-card-image {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.solution-detail-product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.solution-detail-product-card:hover .solution-detail-product-card-image img {
  transform: scale(1.05);
}

.solution-detail-product-card-body {
  padding: 1.1rem 1.25rem;
}

.solution-detail-product-card-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: var(--color-text);
  line-height: 1.3;
}

.solution-detail-product-card-cta {
  font-size: 0.85rem;
  color: var(--color-primary);
  font-weight: 500;
}

@media (min-width: 900px) {
  .solution-detail-title {
    font-size: 2.5rem;
  }
  .solution-detail-intro {
    padding: 2.5rem 2.5rem 3rem;
  }
}

/* ========== 方案详情页 HPRT 风格布局（参考 hprt.com/Solutions） ========== */
.solution-detail-hprt-layout .solution-detail-breadcrumb {
  margin-bottom: 1rem;
}

.solution-detail-hprt-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem 0;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.solution-detail-hprt-nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  transition: color 0.2s;
}

.solution-detail-hprt-nav-link:hover {
  color: var(--color-primary-deep);
}

.solution-detail-hprt-nav-link.is-active {
  color: var(--color-primary-deep);
  font-weight: 600;
}

.solution-detail-hprt-nav-sep {
  color: var(--color-border);
  font-weight: 300;
  user-select: none;
}

.solution-detail-hprt-hero {
  text-align: center;
  margin-bottom: 2rem;
}

.solution-detail-hprt-title {
  font-size: 1.85rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.solution-detail-hprt-tagline {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 0;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.solution-detail-hprt-intro {
  margin-bottom: 2.5rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.solution-detail-hprt-intro-body {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text);
}

.solution-detail-hprt-intro-body p {
  margin-bottom: 0.75rem;
}

.solution-detail-hprt-intro-body p:last-child {
  margin-bottom: 0;
}

.solution-detail-hprt-products-heading {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 1.5rem;
  text-align: center;
}

.solution-detail-hprt-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}

.solution-detail-hprt-product-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.solution-detail-hprt-product-card:hover {
  border-color: var(--color-primary-soft);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.solution-detail-hprt-product-card-image {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.solution-detail-hprt-product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.solution-detail-hprt-product-card-body {
  padding: 1.25rem 1rem;
  text-align: center;
}

.solution-detail-hprt-product-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 0.35rem;
  color: var(--color-text);
}

.solution-detail-hprt-product-desc {
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--color-text-muted);
  margin: 0;
}

@media (min-width: 768px) {
  .solution-detail-hprt-title {
    font-size: 2.25rem;
  }
}

/* 卡片可点击整块 */
.card-link-card {
  text-decoration: none;
  color: inherit;
  display: block;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.card-link-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-color: var(--color-primary-soft);
}

.card-link-card .card-link {
  margin-top: 0.5rem;
}

.card-image-wrap {
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  margin: -1rem -1rem 0.75rem;
  background: var(--color-bg-alt);
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-grid-products .card-link-card .card-body {
  padding-top: 0;
}

/* 资讯列表 */
.news-section-title {
  font-size: 1.15rem;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}

.section + .section .news-section-title {
  margin-top: 2rem;
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.news-item {
  margin-bottom: 0;
}

.news-item-link {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  margin-bottom: 0.75rem;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.news-item-link:hover {
  border-color: var(--color-primary-soft);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.news-item-image {
  flex-shrink: 0;
  width: 120px;
  height: 80px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.news-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-item-body {
  flex: 1;
  min-width: 0;
}

.news-item-body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
}

.news-item-body p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.news-item-date {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  display: block;
}

/* 下载区块 */
.download-blocks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.download-block {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.25rem;
}

.download-block h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
}

.download-block p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* 下载系统页（参考 HPRT download.hprt.com） */
.downloads-panel {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 1.25rem;
}

.downloads-filters {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
  align-items: end;
  margin-bottom: 1rem;
}

.downloads-filter label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.35rem;
}

.downloads-filter select,
.downloads-filter input {
  width: 100%;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 0 0.75rem;
  font-size: 0.95rem;
  background: #fff;
}

.downloads-filter input {
  padding: 0 0.85rem;
}

.downloads-filter--search {
  grid-column: span 2;
}

.downloads-filter--actions {
  display: flex;
  gap: 0.6rem;
  justify-content: flex-end;
}

.downloads-filter--actions .btn-primary,
.downloads-filter--actions .btn-outline {
  height: 40px;
}

.downloads-table-wrap {
  overflow: auto;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.downloads-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
  background: #fff;
}

.downloads-table th,
.downloads-table td {
  padding: 0.85rem 0.9rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: middle;
  font-size: 0.95rem;
}

.downloads-table th {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: #f6f8fb;
}

.downloads-col-model {
  font-weight: 600;
}

.downloads-title {
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.downloads-models {
  margin-top: 0.25rem;
  font-size: 0.85rem;
  font-weight: 400;
}

.downloads-col-action {
  white-space: nowrap;
}

.downloads-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

.downloads-btn:hover {
  background: #1967d2;
}

.downloads-empty {
  text-align: center;
  padding: 1.25rem 0.9rem;
  color: var(--color-text-muted);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.pagination-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: #fff;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
}

.pagination-link:hover {
  border-color: rgba(26, 115, 232, 0.45);
  background: var(--color-primary-soft);
}

.pagination-link.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.pagination-info {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .downloads-filters {
    grid-template-columns: 1fr;
  }
  .downloads-filter--search {
    grid-column: auto;
  }
  .downloads-filter--actions {
    justify-content: flex-start;
  }
}

/* 资质证书网格 */
.certificates-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* 展会列表（每个展会：标题 + 多图） */
.exhibition-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.exhibition-block {
  padding: 0.9rem 0.5rem;
  border-radius: 10px;
  background: transparent;
}

.exhibition-title {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.exhibition-year {
  font-weight: 600;
  color: var(--color-primary-deep);
}

.exhibition-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.75rem;
}

.exhibition-photo img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
}

@media (max-width: 900px) {
  .exhibition-photo img {
    height: 140px;
  }
}

/* 证书图片可点击放大 */
.certificate-image-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  text-align: left;
}

.certificate-image-btn .card-image {
  display: block;
  width: 100%;
  transition: opacity 0.2s ease;
}

.certificate-image-btn:hover .card-image {
  opacity: 0.92;
}

.certificate-card .card-body h3 {
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.certificate-card .card-body p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* 联系页 */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 2rem;
  align-items: start;
}

.contact-form-wrap {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
}

.form-messages {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.form-message {
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.9rem;
}

.form-message-success {
  background: #e6f4ea;
  color: #137333;
}

.form-message-error {
  background: #fce8e6;
  color: #c5221f;
}

.contact-form .form-row {
  margin-bottom: 1rem;
}

.contact-form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.contact-form .required {
  color: var(--color-accent-red);
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #ffffff;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-soft);
}

.form-error {
  display: block;
  font-size: 0.8rem;
  color: var(--color-accent-red);
  margin-top: 0.25rem;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  background: #ffffff;
  border: 1px solid var(--color-primary);
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
}

.btn-secondary:hover {
  background: var(--color-primary-soft);
}

/* 底部 */
.site-footer {
  background: var(--color-primary-deep);
  color: #ffffff;
  margin-top: 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}

.footer-col h4 {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
}

.footer-col-title-link {
  color: #ffffff;
  text-decoration: none;
}

.footer-col-title-link:hover {
  text-decoration: underline;
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  margin-bottom: 0.4rem;
}

.footer-col a:hover {
  text-decoration: underline;
}

.footer-col--products {
  max-height: 220px;
  overflow: auto;
  padding-right: 0.25rem; /* 给滚动条留点空间 */
}

.footer-col--products .footer-products-links {
  column-count: 2;
  column-gap: 1.25rem;
}

.footer-col--products .footer-products-links a {
  break-inside: avoid;
}

@media (max-width: 900px) {
  .footer-col--products .footer-products-links {
    column-count: 1;
  }
}

.footer-social {
  margin-top: 0.9rem;
  display: flex;
  gap: 0.4rem;
}

.footer-social-link {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
  transition: background 0.2s ease, transform 0.2s ease;
}

.footer-social-icon,
.footer-social img {
  width: 18px;
  height: 18px;
  display: block;
  object-fit: contain;
}

.footer-social-link:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.3);
}

.footer-social-link--linkedin { background: #0077b5; }
.footer-social-link--tiktok { background: #000000; }
.footer-social-link--instagram {
  background: radial-gradient(circle at 30% 30%, #fdf497 0, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%);
}
.footer-social-link--youtube { background: #ff0000; }
.footer-social-link--facebook { background: #1877f2; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-size: 0.8rem;
  padding: 0.75rem 1.5rem 1rem;
}

.link-underline {
  text-decoration: underline;
}

/* 响应式：移动端布局（仅宽度 <= 767px 时生效） */
@media (max-width: 767px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-inner {
    padding: 1.75rem 1.25rem 0.75rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));  /* 一行两块 */
    gap: 1.25rem 1rem;
  }

  .footer-col h4 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
  }

  .footer-col a {
    font-size: 0.85rem;
    margin-bottom: 0.15rem;
  }

  .footer-bottom {
    padding: 0.7rem 1.25rem 1rem;
    font-size: 0.75rem;
  }

  .main-nav {
    display: none;
  }

  .mobile-nav-toggle {
    display: inline-flex;
  }

   .mobile-products-toggle {
     display: inline-flex;
   }

   .header-right {
     display: none;
   }

  .detail-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .detail-sidebar {
    position: static;
  }

  .news-item-link {
    flex-direction: column;
  }

  .home-banner-arrow {
    width: 40px;
    height: 40px;
  }

  .home-banner-prev { left: 8px; }
  .home-banner-next { right: 8px; }
  .home-banner-dots { bottom: 12px; }
  .home-banner-dot { width: 8px; height: 8px; }

  .news-item-image {
    width: 100%;
    height: 160px;
  }
}