/* ===================================
    CSS Variables - 全局设计变量（以 page-home3 为准）
   =================================== */
:root {
  /* ---- home3 设计系统变量 ---- */
  --white: #fff;
  --bg-ivory: #FDFBF7;
  --bg-warm: #F6F1E8;
  --ink-dark: #1A1516;
  --ink-soft: #47383A;
  --brand-burgundy: #771128;
  --accent-gold: #D4AF37;
  --line-soft: rgba(26, 21, 22, 0.1);
  --line-strong: rgba(212, 175, 55, 0.35);
  --white-soft: rgba(255, 255, 255, 0.82);
  --shadow-soft: 0 18px 60px rgba(26, 21, 22, 0.08);
  --shadow-deep: 0 28px 100px rgba(26, 21, 22, 0.18);
  --header-height: 88px;
  --radius-soft: 4px;
  --container: 1240px;
  --transition: 150ms cubic-bezier(0.22, 1, 0.36, 1);

  /* ---- 通用色变量（对齐 home3 调色板，供既有组件引用） ---- */
  --color-primary: #771128;            /* = --brand-burgundy */
  --color-primary-hover: #5e0d20;
  --color-primary-light: rgba(119, 17, 40, 0.12);
  --color-secondary: #47383A;          /* = --ink-soft */
  --color-secondary-hover: #1A1516;

  --color-text-heading: #1A1516;       /* = --ink-dark */
  --color-text-body: #1A1516;
  --color-text-secondary: #47383A;
  --color-text-muted: rgba(26, 21, 22, 0.58);

  --color-border: rgba(26, 21, 22, 0.1);
  --color-border-light: rgba(26, 21, 22, 0.06);

  --color-bg-primary: #ffffff;
  --color-bg-secondary: #FDFBF7;       /* = --bg-ivory */
  --color-bg-tertiary: #F6F1E8;        /* = --bg-warm */
  --color-bg-card: #ffffff;

  --color-link: #771128;
  --color-link-hover: #5e0d20;

  --color-overlay-dark: rgba(26, 21, 22, 0.72);

  --color-tag-bg: #F6F1E8;
  --color-tag-bg-hover: rgba(212, 175, 55, 0.18);

  --color-social-facebook: #1877F2;
  --color-social-twitter: #1DA1F2;
  --color-social-linkedin: #0A66C2;
  --color-social-whatsapp: #25D366;
  --color-social-pinterest: #BD081C;
  --color-social-email: #771128;

  --color-white: #ffffff;
  --color-overlay-light: rgba(0, 0, 0, 0.4);

  --color-shadow-sm: rgba(26, 21, 22, 0.08);
  --color-shadow-md: rgba(26, 21, 22, 0.18);
  --color-modal-shadow: rgba(26, 21, 22, 0.5);

  --color-modal-close-bg: rgba(255, 255, 255, 0.85);
  --color-modal-panel-from: #221c1d;
  --color-modal-panel-to: #151112;
  --color-modal-text-muted: rgba(255, 255, 255, 0.76);
  --color-modal-text-soft: rgba(255, 255, 255, 0.92);
  --color-modal-accent: #D4AF37;       /* = --accent-gold */
}

/* Section - 通用区块容器变体
   基类 .section / .container 由 home3 设计系统定义（见文件末尾）；
   此处仅保留 home3 未定义的间距/背景变体，供其他页面使用。
*/
.section--sm { padding: 2.5rem 0; }
.section--lg { padding: 6rem 0; }

.section--gray { background: var(--color-bg-secondary); }
.section--dark { background: var(--color-text-heading); color: var(--color-white); }

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

/* 响应式：移动端收紧间距（基类 .section 由 home3 响应式接管） */
@media (max-width: 768px) {
  .section--sm { padding: 1.5rem 0; }
  .section--lg { padding: 4rem 0; }
}

/* ===================================
    Animations - 工具类动画
    .reveal 由 home3 设计系统定义（GSAP 驱动，见文件末尾）；
    此处保留 CSS 关键帧工具类，供其他页面使用。
   =================================== */
.animate-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fade-up 0.6s ease forwards;
}

.animate-right {
  opacity: 0;
  transform: translateX(20px);
  animation: fade-left 0.6s ease forwards;
}

.animate-scale {
  opacity: 0;
  transform: scale(0.95);
  animation: scale-in 0.6s ease forwards;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

@keyframes fade-up {
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-left {
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scale-in {
  to { opacity: 1; transform: scale(1); }
}

/* ===================================
    Buttons - 按钮样式（通用）
   =================================== */
.btn-primary {
  background: var(--color-primary, #4b5563);
  color: var(--color-white);
  padding: 1.25rem 2.5rem;
  display: inline-block;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--color-primary-hover, #374151);
  transform: translateY(-2px);
}

.btn-outline {
  background: var(--color-primary, #4b5563);
  color: var(--color-white);
  border: 1px solid var(--color-primary, #4b5563);
  padding: 1.25rem 2.5rem;
  display: inline-block;
  transition: all 0.3s ease;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.btn-outline:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Card - 卡片悬停（基类 .card 由 home3 设计系统定义，见文件末尾） */
a:hover .card {
  transform: translateY(-5px);
  border-color: var(--color-border);
  box-shadow: 0 10px 15px -3px var(--color-shadow-md);
}

/* ===================================
    Breadcrumb Styles 面包屑组件（通用）
   =================================== */
.wxkn-breadcrumb-wrapper {
  padding: 0.75rem 0;
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
}

.wxkn-breadcrumb-wrapper--has-container {
  padding: 0.75rem 0;
}

/* 详情页面包屑：米白条（与正文同色，靠底部分隔线区分） */
.single-post-page .wxkn-breadcrumb-wrapper {
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--line-soft);
  padding: 0.9rem 0;
}

.single-post-page .wxkn-breadcrumb a {
  color: var(--color-text-secondary);
}

.single-post-page .wxkn-breadcrumb a:hover {
  color: var(--brand-burgundy);
}

.single-post-page .wxkn-breadcrumb-separator {
  color: var(--color-text-muted);
}

.single-post-page .wxkn-breadcrumb-current {
  color: var(--brand-burgundy);
}

.wxkn-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  margin-left: 1rem;
}

.wxkn-breadcrumb-wrapper--has-container .wxkn-breadcrumb {
  margin-left: 0;
}

.wxkn-breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
  display: inline-flex;
  align-items: center;
}

.wxkn-breadcrumb a:hover {
  color: var(--color-primary, #4b5563);
}

.wxkn-breadcrumb a:focus-visible {
  outline: 2px solid var(--color-primary, #4b5563);
  outline-offset: 2px;
}

.wxkn-breadcrumb-separator {
  color: var(--color-text-muted);
  margin: 0 0.75rem;
  user-select: none;
}

.wxkn-breadcrumb-current {
  color: var(--color-text-heading);
  font-weight: 600;
}

.wxkn-breadcrumb--light .wxkn-breadcrumb a {
  color: var(--color-text-secondary);
}

.wxkn-breadcrumb--light .wxkn-breadcrumb a:hover {
  color: var(--color-primary, #4b5563);
}

.wxkn-breadcrumb--light .wxkn-breadcrumb-separator {
  color: var(--color-text-muted);
}

.wxkn-breadcrumb--light .wxkn-breadcrumb-current {
  color: var(--color-text-heading);
}

.wxkn-breadcrumb--compact {
  padding: 0.5rem 0;
  margin-bottom: 0.75rem;
  border-bottom: none;
}

.wxkn-breadcrumb--compact .wxkn-breadcrumb {
  font-size: 13px;
}

.wxkn-breadcrumb--compact .wxkn-breadcrumb-separator {
  margin: 0 0.5rem;
}

.wxkn-breadcrumb--float {
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 0;
  background: none;
  border: none;
}

.wxkn-breadcrumb--float .wxkn-breadcrumb {
  font-size: 14px;
  letter-spacing: 0.05em;
  margin-left: 0;
}

.wxkn-breadcrumb--float .wxkn-breadcrumb a {
  color: var(--color-text-secondary);
}

.wxkn-breadcrumb--float .wxkn-breadcrumb a:hover {
  color: var(--color-primary, #4b5563);
}

.wxkn-breadcrumb--float .wxkn-breadcrumb-separator {
  color: var(--color-text-muted);
  margin: 0 8px;
}

.wxkn-breadcrumb--float .wxkn-breadcrumb-current {
  color: var(--color-text-heading);
}

@media (max-width: 768px) {
  .wxkn-breadcrumb-wrapper {
    padding: 0.5rem 0;
  }

  .wxkn-breadcrumb {
    font-size: 13px;
    margin-left: 0;
  }

  .wxkn-breadcrumb-separator {
    margin: 0 0.5rem;
  }

  .wxkn-breadcrumb--float {
    bottom: 12px;
  }

  .wxkn-breadcrumb--float .wxkn-breadcrumb {
    font-size: 13px;
  }

  .wxkn-breadcrumb--float .wxkn-breadcrumb-separator {
    margin: 0 6px;
  }
}

/* ===================================
    Prose - 内容排版样式（通用）
   =================================== */
.prose {
  color: var(--color-text-body);
  line-height: 1.8;
}

.prose h2, .prose h3, .prose h4 {
  color: var(--color-text-heading);
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
}

.prose p {
  margin-bottom: 1.5rem;
}

.prose ul, .prose ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.prose li {
  margin-bottom: 0.5rem;
}

.prose blockquote {
  border-left: 4px solid var(--color-secondary);
  padding-left: 1.5rem;
  font-style: italic;
  color: var(--color-text-heading);
  margin: 2rem 0;
}

.prose img {
  margin: 2.5rem 0;
}

.prose a {
  color: var(--color-link, #4b5563);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.3s ease;
}

.prose a:hover {
  color: var(--color-link-hover, #374151);
}

/* ===================================
    Single Product Page - 产品详情页
   =================================== */
.single-product-page {

}

.single-product-page .text-body p {
  margin-bottom: 1.5rem;
  color: var(--color-text-secondary);
}

.single-product-page .text-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.single-product-page .text-body h2,
.single-product-page .text-body h3,
.single-product-page .text-body h4 {
  color: var(--color-text-heading);
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
}

.single-product-page .text-body h2 { font-size: 1.75rem; }
.single-product-page .text-body h3 { font-size: 1.5rem; }
.single-product-page .text-body h4 { font-size: 1.25rem; }

.single-product-page .text-body ul,
.single-product-page .text-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--color-text-secondary);
}

.single-product-page .text-body ul { list-style-type: disc; }
.single-product-page .text-body ol { list-style-type: decimal; }
.single-product-page .text-body li { margin-bottom: 0.5rem; }

.single-product-page .product-card-bento {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.single-product-page .product-card-title {
  color: var(--color-text-heading);
  transition: color 0.3s ease;
  font-weight: 600;
  font-size: 16px;
  line-height: 24px;
  text-align: left;
}

.single-product-page .card-overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.single-product-page .product-card-bento:hover .card-overlay {
  opacity: 1;
}

.single-product-page .card-overlay-arrow {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  transform: translate(0, 12px);
  opacity: 0;
  transition: all 0.35s ease;
}

.single-product-page .product-card-bento:hover .card-overlay-arrow {
  transform: translate(0, 0);
  opacity: 1;
}

.single-product-page .form-card-hover {
  position: relative;
  overflow: hidden;
}

.single-product-page .form-card-hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 4px;
  background: var(--color-secondary);
  transition: width 0.5s ease;
}

.single-product-page .form-card-hover:hover::before {
  width: 100%;
}

.single-product-page .section-product-matrix {
  background: transparent;
}

/* ===================================
    Single Post Page - 博客详情页
   =================================== */
.single-post-page {

}

.single-post-page .single-post-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 992px) {
  .single-post-page .single-post-grid {
    grid-template-columns: 2fr 1fr;
  }
}

.single-post-page.single-post-main {
  /* 两类在同一 <main> 元素上，必须用复合选择器（无空格）；
     顶部固定页头（logo 高 90px，实际高于 --header-height）下留白，
     避免面包屑被导航栏遮挡 */
  padding-top: calc(var(--header-height) + 44px);
  background-color: var(--color-bg-secondary);
}

.single-post-page .single-post-section {
  padding-top: 2rem;
}

.single-post-page .post-content .post-featured-image {
  margin-bottom: 2rem;
}

.single-post-page .post-content .post-featured-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.single-post-page .post-content .post-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.single-post-page .post-content .post-cat-label {
  color: var(--color-primary, #4b5563);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.single-post-page .post-content .post-date-label {
  color: var(--color-text-muted);
  font-size: 13px;
}

.single-post-page .post-content .post-title {
  color: var(--color-text-heading);
  margin-bottom: 2rem;
  font-size: 32px;
  line-height: 1.3;
  font-weight: 700;
}

.single-post-page .post-content .post-body {
  color: var(--color-text-body);
  line-height: 1.8;
  font-size: 16px;
}

/* 正文基础排版（the_content 输出裸标签，需主题提供样式）*/
.single-post-page .post-content .post-body p {
  margin: 0 0 1.5rem;
}

.single-post-page .post-content .post-body h2,
.single-post-page .post-content .post-body h3,
.single-post-page .post-content .post-body h4 {
  color: var(--color-text-heading);
  margin: 2.75rem 0 1.25rem;
  font-weight: 700;
  line-height: 1.35;
}

.single-post-page .post-content .post-body h2 { font-size: 1.75rem; }
.single-post-page .post-content .post-body h3 { font-size: 1.375rem; }
.single-post-page .post-content .post-body h4 { font-size: 1.125rem; }

.single-post-page .post-content .post-body ul,
.single-post-page .post-content .post-body ol {
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
}

.single-post-page .post-content .post-body ul { list-style-type: disc; }
.single-post-page .post-content .post-body ol { list-style-type: decimal; }
.single-post-page .post-content .post-body li { margin-bottom: 0.5rem; }

.single-post-page .post-content .post-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 0 0 1.5rem;
}

.single-post-page .post-content .post-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s ease;
}

.single-post-page .post-content .post-body a:hover {
  color: var(--color-text-heading);
}

.single-post-page .post-content .post-body blockquote {
  margin: 0 0 1.5rem;
  padding: 1rem 1.5rem;
  border-left: 4px solid var(--color-primary);
  background: var(--color-bg-tertiary);
  border-radius: 0 8px 8px 0;
  color: var(--color-text-secondary);
  font-style: italic;
}

.single-post-page .post-content .post-body blockquote p:last-child {
  margin-bottom: 0;
}

.single-post-page .post-content .post-tags {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.single-post-page .post-content .post-tags .tags-label {
  color: var(--color-text-heading);
  font-size: 14px;
  font-weight: 600;
  margin-right: 0.5rem;
}

.single-post-page .post-content .post-tags a {
  color: var(--color-primary, #4b5563);
  background: var(--color-tag-bg);
  font-size: 13px;
  padding: 0.3rem 0.8rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s;
}

.single-post-page .post-content .post-tags a:hover {
  background: var(--color-tag-bg-hover);
}

.single-post-page .post-content .post-share {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  margin-bottom: 2rem;
  border-top: 1px dashed var(--color-border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.single-post-page .post-content .post-share .share-label {
  color: var(--color-text-heading);
  font-size: 14px;
  font-weight: 600;
}

.single-post-page .post-content .post-share a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.single-post-page .post-content .post-share a:hover {
  transform: translateY(-2px);
}

.single-post-page .post-content .post-share a svg {
  width: 18px;
  height: 18px;
}

.single-post-page .post-content .post-share a.share-facebook:hover {
  background-color: var(--color-social-facebook);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-twitter:hover {
  background-color: var(--color-social-twitter);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-linkedin:hover {
  background-color: var(--color-social-linkedin);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-whatsapp:hover {
  background-color: var(--color-social-whatsapp);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-pinterest:hover {
  background-color: var(--color-social-pinterest);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-email:hover {
  background-color: var(--color-social-email);
  color: var(--color-white);
}

.single-post-page .post-content .post-share a.share-copy:hover {
  background-color: var(--color-text-heading);
  color: var(--color-white);
}

/* Meta: author link next to date */
.single-post-page .post-content .post-meta-separator {
  color: var(--color-text-muted);
  font-size: 13px;
}

.single-post-page .post-content .post-author-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-heading);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

.single-post-page .post-content .post-author-link:hover {
  color: var(--color-primary);
}

.single-post-page .post-content .post-author-link .post-author-avatar-sm {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border);
}

/* Author Card (end of article) */
.single-post-page .post-content .post-author-card {
  margin-top: 2rem;
  padding: 2rem;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

@media (min-width: 600px) {
  .single-post-page .post-content .post-author-card {
    gap: 1.75rem;
    padding: 2.25rem;
  }
}

.single-post-page .post-content .post-author-card-avatar {
  flex-shrink: 0;
  display: block;
}

.single-post-page .post-content .post-author-card-avatar .author-avatar-img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-bg-card);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

@media (min-width: 600px) {
  .single-post-page .post-content .post-author-card-avatar .author-avatar-img {
    width: 88px;
    height: 88px;
  }
}

.single-post-page .post-content .post-author-card-body {
  display: flex;
  flex-direction: column;
}

.single-post-page .post-content .post-author-card-label {
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}

.single-post-page .post-content .post-author-card-name {
  color: var(--color-text-heading);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
  transition: color 0.2s ease;
}

.single-post-page .post-content .post-author-card-name:hover {
  color: var(--color-primary);
}

.single-post-page .post-content .post-author-card-role {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  margin-top: 0.25rem;
}

.single-post-page .post-content .post-author-card-bio {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.6;
  margin-top: 0.75rem;
}

.single-post-page .post-content .post-author-card-viewall {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.single-post-page .post-content .post-author-card-viewall svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

.single-post-page .post-content .post-author-card-viewall:hover svg {
  transform: translateX(3px);
}

/* Table of Contents (auto H2 outline) */
.single-post-page .post-content .post-toc {
  margin: 0 0 2.5rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.single-post-page .post-content .post-toc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.single-post-page .post-content .post-toc-title {
  color: var(--color-text-heading);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.single-post-page .post-content .post-toc-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 0;
}

.single-post-page .post-content .post-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
  counter-reset: toc;
}

.single-post-page .post-content .post-toc[aria-expanded="false"] .post-toc-list {
  display: none;
}

.single-post-page .post-content .post-toc-list li {
  counter-increment: toc;
}

.single-post-page .post-content .post-toc-list a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.single-post-page .post-content .post-toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
}

.single-post-page .post-content .post-toc-list a:hover,
.single-post-page .post-content .post-toc-list a.is-active {
  color: var(--color-primary);
  background: var(--color-bg-card);
  border-left-color: var(--color-primary);
}

.single-post-page .post-content .post-toc-list a:hover::before,
.single-post-page .post-content .post-toc-list a.is-active::before {
  color: var(--color-primary);
}

/* 锚点偏移：固定页头不遮挡滚到的标题 */
.single-post-page .post-content .post-body h2 {
  scroll-margin-top: calc(var(--header-height, 90px) + 30px);
}

/* Sidebar */
.single-post-page .post-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 100px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.single-post-page .post-sidebar .sidebar-widget {
  padding: 1.5rem;
}

.single-post-page .post-sidebar .sidebar-widget h4 {
  color: var(--color-text-heading);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
}

.single-post-page .related-posts-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.single-post-page .related-posts-sidebar .related-item {
  display: flex;
  gap: 0.75rem;
  text-decoration: none;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
  transition: background 0.2s;
}

.single-post-page .related-posts-sidebar .related-item:last-child {
  border-bottom: none;
}

.single-post-page .related-posts-sidebar .related-item:hover {
  background: var(--color-border-light);
}

.single-post-page .related-posts-sidebar .related-thumb {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
}

.single-post-page .related-posts-sidebar .related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-post-page .related-posts-sidebar .related-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
}

.single-post-page .related-posts-sidebar .related-title {
  color: var(--color-text-heading);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
}

.single-post-page .related-posts-sidebar .related-date {
  color: var(--color-text-muted);
  font-size: 13px;
}

/* ===== Exit-Intent Modal ===== */
.wxkn-modal {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.wxkn-modal.is-open { opacity: 1; visibility: visible; }

.wxkn-modal__overlay {
  position: absolute;
  inset: 0;
  background: var(--color-overlay-dark);
  backdrop-filter: blur(4px);
}

.wxkn-modal__dialog {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 5fr 6fr;
  grid-template-rows: minmax(0, 1fr);
  width: min(960px, 94vw);
  max-height: 88vh;
  background: var(--color-bg-card);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 30px 60px -15px var(--color-modal-shadow);
  transform: translateY(12px) scale(0.98);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.wxkn-modal.is-open .wxkn-modal__dialog {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.wxkn-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 5;
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 50%;
  background: var(--color-modal-close-bg);
  color: var(--color-text-heading);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}
.wxkn-modal__close:hover { background: var(--color-white); transform: rotate(90deg); }

.wxkn-modal__left {
  background: linear-gradient(135deg, var(--color-modal-panel-from) 0%, var(--color-modal-panel-to) 100%);
  color: var(--color-white);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
}
.wxkn-modal__eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-modal-accent);
  margin-bottom: 16px;
}
.wxkn-modal__title {
  font-size: clamp(26px, 2.6vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 18px;
}
.wxkn-modal__title em {
  color: var(--color-modal-accent);
  font-style: normal;
}
.wxkn-modal__lede {
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-modal-text-muted);
  margin: 0 0 24px;
}
.wxkn-modal__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.wxkn-modal__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--color-modal-text-soft);
}
.wxkn-modal__list li::before {
  content: "✓";
  color: var(--color-modal-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.wxkn-modal__right {
  padding: 48px 44px;
  overflow-y: auto;
  min-height: 0;
  overscroll-behavior: contain;
  background: var(--color-bg-card);
}
.wxkn-modal__form-title {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--color-text-heading);
}
.wxkn-modal__form-sub {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin: 0 0 24px;
}

/* Lead form inside the modal */
.wxkn-form { display: flex; flex-direction: column; gap: 14px; }
.wxkn-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.wxkn-form__field { display: flex; flex-direction: column; gap: 6px; }
.wxkn-form__field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.wxkn-form__field input,
.wxkn-form__field textarea,
.wxkn-form__field select {
  width: 100%;
  padding: 11px 13px;
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text-heading);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  box-sizing: border-box;
}
.wxkn-form__field input:focus,
.wxkn-form__field textarea:focus,
.wxkn-form__field select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-primary);
  box-shadow: 0 0 0 3px var(--color-shadow-md);
}
.wxkn-form__field textarea { min-height: 90px; resize: vertical; }
.wxkn-form__submit {
  margin-top: 8px;
  padding: 14px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: 9999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.wxkn-form__submit:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px var(--color-shadow-md);
}
.wxkn-form__note {
  font-size: 11px;
  color: var(--color-text-muted);
  text-align: center;
  margin: 10px 0 0;
}

@media (max-width: 768px) {
  .wxkn-modal__dialog {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr);
    width: 100%;
    max-height: 100vh;
    border-radius: 0;
  }
  .wxkn-modal__left { display: none; }
  .wxkn-modal__right { padding: 60px 22px 32px; }
  .wxkn-form__row { grid-template-columns: 1fr; }
}


.border-fine-b { border-bottom: 1px solid var(--color-border); }

/* Mobile Navigation */
.wxkn-mobile-nav {
    position: fixed;
    inset: 0;
    z-index: 60;
    background: var(--color-overlay-light);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.wxkn-mobile-nav-inner {
    position: absolute;
    top: 0;
    right: 0;
    width: 85%;
    max-width: 380px;
    height: 100%;
    background: var(--color-bg-primary);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.wxkn-mobile-nav.active .wxkn-mobile-nav-inner {
    transform: translateX(0);
}

.wxkn-mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 80px;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.wxkn-mobile-nav-body {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0 32px;
}

/* Mobile Nav Groups (accordion) */
.wxkn-mobile-nav-group {
    border-bottom: 1px solid var(--color-border-light);
}

.wxkn-mobile-nav-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 24px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-body);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.wxkn-mobile-nav-toggle i {
    transition: transform 0.3s ease;
}

.wxkn-mobile-nav-toggle.active {
    background-color: var(--color-primary, #4b5563);
    color: var(--color-white);
}

.wxkn-mobile-nav-toggle.active i {
    transform: rotate(180deg);
}

.wxkn-mobile-subnav {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    background-color: var(--color-bg-tertiary);
}

.wxkn-mobile-subnav.active {
    max-height: 800px;
}

.wxkn-mobile-subnav-link {
    display: block;
    padding: 16px 24px 16px 36px;
    font-size: 15px;
    color: var(--color-text-body);
    font-weight: 700;
    text-decoration: none;
    border-top: 1px solid var(--color-border-light);
    transition: color 0.2s ease;
    white-space: nowrap;
}

.wxkn-mobile-subnav-link:hover {
    color: var(--color-primary, #4b5563);
}

/* Mobile Nav Simple Links */
.wxkn-mobile-nav-link {
    display: block;
    padding: 16px 24px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-body);
    text-decoration: none;
    border-bottom: 1px solid var(--color-border-light);
}

/* Mobile CTA */
.wxkn-mobile-cta {
    display: block;
    margin: 20px 24px;
    padding: 14px 0;
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-white);
    background: var(--color-secondary);
    text-decoration: none;
    transition: background 0.2s ease;
}

.wxkn-mobile-cta:hover {
    background: var(--color-secondary-hover);
}

/* ===================================
    Back to Top - 返回顶部浮动按钮
    风格对齐：cubic-bezier(0.4,0,0.2,1)、hover translateY(-2px)、
    focus 2px/2px、卡片级中性阴影、断点 767px；主色引用 --color-primary / --color-primary-hover。
   =================================== */
.gb-back-to-top {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 52px;
    height: 52px;
    border: none;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    box-shadow: 0 4px 6px -1px var(--color-shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(16px);
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.gb-back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.gb-back-to-top:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px var(--color-shadow-md);
}

.gb-back-to-top:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.gb-back-to-top svg {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

@media (max-width: 768px) {
    .gb-back-to-top {
        right: 16px;
        bottom: 16px;
        width: 46px;
        height: 46px;
    }
    .gb-back-to-top svg {
        width: 22px;
        height: 22px;
    }
}

/* ============================================================
   page-home3 设计系统（全局标准）
   原为 page-home3.php 内联 <style>，现合并进 main.css。
   :root 变量已在文件顶部合并；以下为 reset / 布局 / 组件 / 响应式。
   ============================================================ */

/* ================================
   基础重置
================================= */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: auto;
    /* 不能用 hidden：它会把 overflow-y 隐式变成 auto，使 html 成为滚动容器，
       从而破坏后代元素（如 .range-visual）的 position: sticky。
       clip 既能裁掉横向溢出，又不会建立滚动容器，sticky 不受影响。 */
    overflow-x: clip;
}

body {
    margin: 0;
    font-family: "Montserrat", sans-serif;
    color: var(--ink-dark);
    background:
        radial-gradient(circle at top left, rgba(212, 175, 55, 0.08), transparent 24%),
        linear-gradient(180deg, #fffdf8 0%, var(--bg-ivory) 28%, #f8f2e8 100%);
    /* 用 clip 而非 hidden：hidden 会使 body 成为滚动容器，破坏 .range-visual 的 sticky */
    overflow-x: clip;
}

body.menu-open,
body.modal-open {
    overflow: hidden;
}

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

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

button,
input,
textarea {
    font: inherit;
}

button {
    border: 0;
    background: transparent;
    cursor: pointer;
}

::selection {
    background: var(--brand-burgundy);
    color: #ffffff;
}

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f2ece2;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--brand-burgundy), #471018);
}

/* ================================
   通用布局
================================= */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

.section {
    position: relative;
    padding: 112px 0;
}

.section-dark {
    background: linear-gradient(180deg, #221c1d 0%, #151112 100%);
    color: #ffffff;
}

.section-warm {
    background: #EDE4D4;
}

.section-parallax {
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.section-parallax::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(26, 21, 22, 0.72);
    z-index: 0;
}

.section-parallax > .container {
    position: relative;
    z-index: 1;
}

@supports (-webkit-touch-callout: none) {
    .section-parallax {
        background-attachment: scroll;
    }
}

.section-intro {
    margin-bottom: 56px;
    max-width: 1000px;
}

.section-cta {
    margin-top: 56px;
    text-align: center;
}

/* 大模块底部 CTA 整块居中（与 materials 页 .cta-bottom 行为一致） */
.cta-bottom {
    text-align: center;
}
.cta-bottom .section-title {
    text-align: center;
}
.cta-bottom .section-copy {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.cta-bottom .button-row {
    margin-top: 32px;
    justify-content: center;
}

.section-title,
.display-title,
.card-title,
.quote-mark {
    font-family: "Cormorant Garamond", serif;
}

.section-title {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 0.98;
    letter-spacing: -0.02em;
    font-weight: 600;
}

.section-copy {
    margin: 18px 0 0;
    max-width: 1000px;
    font-size: 1.02rem;
    line-height: 1.9;
    color: rgba(26, 21, 22, 0.76);
}

.section-dark .section-copy {
    color: rgba(255, 255, 255, 0.76);
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--line-strong) 10%, var(--line-soft) 100%);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.button-row .button {
    min-width: 0;
}

/* 内页 .button-row 紧跟正文段落，或位于 .about-split / .story-copy 文本栏内时补上边距，
   避免按钮贴住上方文字；hero 内 .button-row 由 .hero-lead 的 margin-bottom 控制间距，不受影响。
   （首页 .button-row 多带 inline margin-top 或位于 .stack 内，同样不受影响。） */
.section-copy + .button-row,
.about-split .button-row,
.story-copy .button-row {
    margin-top: 32px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 28px;
    border: 1px solid transparent;
    border-radius: 2px;
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    white-space: nowrap;
    max-width: 100%;
    transition:
        transform var(--transition),
        background-color var(--transition),
        border-color var(--transition),
        color var(--transition),
        box-shadow var(--transition);
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    background: var(--accent-gold);
    color: var(--ink-dark);
    border-color: var(--accent-gold);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.22);
}

.button-primary:hover {
    background: #e0bc52;
    border-color: #e0bc52;
}

.button-dark {
    background: var(--ink-dark);
    color: #ffffff;
    border-color: var(--ink-dark);
}

.button-ghost {
    background: transparent;
    border-color: rgba(255, 255, 255, 0.24);
    color: #ffffff;
}

/* .button-ghost 默认是白字白边框，为深色 hero / .section-dark 设计。
   落在浅色板块（默认 .section / .section-warm / .section-mist）上时白字不可见，
   故覆盖为深色描边变体（对齐 .button-outline）。.section-dark 同时带 .section 类，
   需用 :not(.section-dark) 排除，保留深色板块的白字 ghost。hero 用 .hero--page 非 .section，天然不受影响。 */
.section:not(.section-dark) .button-ghost,
.section-warm .button-ghost,
.section-mist .button-ghost {
    border-color: rgba(26, 21, 22, 0.22);
    color: var(--ink-dark);
}
.section:not(.section-dark) .button-ghost:hover,
.section-warm .button-ghost:hover,
.section-mist .button-ghost:hover {
    border-color: var(--accent-gold);
    color: var(--brand-burgundy);
}

.button-outline {
    background: transparent;
    border-color: rgba(26, 21, 22, 0.18);
    color: var(--ink-dark);
}

.button-outline:hover {
    border-color: var(--accent-gold);
    color: var(--brand-burgundy);
}

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(26, 21, 22, 0.08);
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.82);
    box-shadow: var(--shadow-soft);
}

.card::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(212, 175, 55, 0.45) 40%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.card:hover::after {
    opacity: 1;
}

.hover-lift {
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        border-color var(--transition);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-deep);
    border-color: rgba(212, 175, 55, 0.26);
}

.image-frame {
    position: relative;
    overflow: hidden;
    border-radius: 2px;
}

.image-frame::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

.image-frame img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.card:hover .image-frame img,
.image-frame:hover img {
    transform: scale(1.04);
}

.meta-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--brand-burgundy);
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.meta-link::after {
    content: "";
    width: 28px;
    height: 1px;
    background: currentColor;
    transition: width var(--transition);
}

.meta-link:hover::after {
    width: 46px;
}

/* 内页 .meta-link 紧跟段落或列表、且容器未给 p/ul 留 margin-bottom 时补上边距，
   避免链接贴住上方文字（首页 .meta-link 多为行内链接或位于 .card-body/.card-copy 之后，不受影响）。
   .product-body / .trend-body 的 meta-link 由各自页面样式单独控制。 */
.story-copy .meta-link,
.factory-card-body .meta-link {
    display: inline-block;
    margin-top: 18px;
}

.small-note {
    font-size: 0.8rem;
    line-height: 1.7;
    color: rgba(26, 21, 22, 0.58);
}

.section-dark .small-note {
    color: rgba(255, 255, 255, 0.64);
}

.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity var(--transition) ease, transform var(--transition) ease;
}

.hero .reveal {
    opacity: 1;
    transform: none;
}

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

/* ================================
   页头导航
================================= */
.site-header {
    position: fixed;
    /* 固定元素以整个视口为包含块，而正文 .container 以「视口 − 竖向滚动条」
       为居中基准，两者相差一个滚动条宽，导致导航 logo 与正文横向错位、且
       随窗口宽度变化时有时无。右侧收窄 --sb-w（JS 实测滚动条宽），让页头
       与正文同基准居中，左侧无需预留槽位。 */
    top: 0;
    left: 0;
    right: var(--sb-w, 0px);
    z-index: 60;
    transition:
        background-color var(--transition),
        backdrop-filter var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.site-header::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(26, 21, 22, 0.82);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    opacity: 0.96;
    transition: inherit;
}

.site-header.is-scrolled::before {
    background: rgba(26, 21, 22, 0.95);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.18);
}

.header-inner {
    position: relative;
    z-index: 1;
    display: grid;
    /* 中间 nav 列用 minmax(0,1fr) 允许收缩到 0，避免空间不足时
       压力全部转嫁给 logo 列导致 logo 被挤没 */
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 28px;
    align-items: center;
    min-height: var(--header-height);
    transition: min-height var(--transition);
}

.site-header.is-scrolled .header-inner {
    min-height: 70px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #ffffff;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.brand-mark {
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1;
}

.brand-text {
    font-size: 0.8rem;
    font-weight: 600;
    opacity: 0.72;
}

.brand-logo {
    height: 40px;
    width: auto;
    max-width: none;
    flex-shrink: 0;
    vertical-align: middle;
    filter: brightness(0) invert(1);
}

.desktop-nav {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 28px;
    /* min-width:0 让本列成为“可压缩”的一列：空间紧张时优先收缩 nav，
       而非挤压两侧的 logo / CTA */
    min-width: 0;
}

.desktop-nav a {
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: color var(--transition);
}

.desktop-nav a:hover {
    color: var(--accent-gold);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* 移动端菜单开关：深咖底白色图标，激活态用品牌金 --accent-gold 高亮 */
.menu-toggle {
    display: none;
    position: relative;
    width: 48px;
    height: 48px;
    padding-top: 0;
    padding-bottom: 0;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-soft);
    color: var(--color-white);
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
}

/* 悬停：金色微染 + 金色描边 */
.menu-toggle:hover {
    background: rgba(212, 175, 55, 0.12);
    border-color: rgba(212, 175, 55, 0.55);
}

/* 键盘可达性 */
.menu-toggle:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* 汉堡线条（span + 上下伪元素） */
.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
    display: block;
    width: 20px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform var(--transition), opacity var(--transition), background-color var(--transition);
}

.menu-toggle span {
    position: relative;
    margin: 0 auto;
}

.menu-toggle span::before,
.menu-toggle span::after {
    content: "";
    position: absolute;
    left: 0;
}

.menu-toggle span::before {
    top: -7px;
}

.menu-toggle span::after {
    top: 7px;
}

/* 激活态：白色三横淡出，上下两线收拢旋转成金色 X，并加金色光环 */
.menu-toggle.is-active {
    background: rgba(212, 175, 55, 0.14);
    border-color: rgba(212, 175, 55, 0.6);
    color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.menu-toggle.is-active span {
    background-color: transparent;
}

.menu-toggle.is-active span::before {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active span::after {
    transform: translateY(-7px) rotate(-45deg);
}

.mobile-panel {
    position: fixed;
    inset: 0;
    z-index: 55;
    display: grid;
    align-items: start;
    padding: 104px 24px 24px;
    background: rgba(17, 14, 14, 0.82);
    backdrop-filter: blur(18px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.mobile-panel.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-panel .panel-card {
    padding: 28px;
    border: 1px solid rgba(212, 175, 55, 0.22);
    background: linear-gradient(180deg, rgba(39, 31, 32, 0.96), rgba(22, 18, 19, 0.98));
    box-shadow: var(--shadow-deep);
}

.mobile-panel nav {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-panel nav a {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.92);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: 0.88rem;
    font-weight: 700;
}

.mobile-panel .button {
    width: 100%;
    margin-top: 20px;
}

/* ================================
   导航：Mega Menu / Dropdown / 语言切换
   遵循全局组件规范 G01
================================= */
.nav-item {
    position: relative;
    display: flex;
    align-items: center;
}

.nav-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
    background: none;
    border: 0;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.88);
    font-family: inherit;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: color var(--transition);
}

.nav-caret {
    transition: transform var(--transition);
    opacity: 0.7;
}

.nav-trigger:hover,
.nav-item:hover > .nav-trigger,
.nav-item:focus-within > .nav-trigger {
    color: var(--accent-gold);
}

/* 直链（无 caret）：盒模型与 .nav-trigger 对齐，保证垂直居中一致 */
.desktop-nav .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 6px 0;
    line-height: 1.4;
}

.nav-item:hover > .nav-trigger .nav-caret,
.nav-item:focus-within > .nav-trigger .nav-caret {
    transform: rotate(180deg);
    opacity: 1;
}

/* 面板（mega menu / dropdown 共用） */
.nav-panel {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 70;
    min-width: 240px;
    padding: 12px 0;
    background: linear-gradient(180deg, rgba(39, 31, 32, 0.98), rgba(22, 18, 19, 0.99));
    border: 1px solid rgba(212, 175, 55, 0.22);
    border-top: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-deep);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

.nav-item:hover > .nav-panel,
.nav-item.is-open > .nav-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.desktop-nav .nav-panel a {
    display: block;
    padding: 10px 22px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: none;
    white-space: nowrap;
    transition: color var(--transition), background-color var(--transition);
}

.desktop-nav .nav-panel a:hover {
    color: var(--accent-gold);
    background: rgba(212, 175, 55, 0.08);
}

/* Dropdown 面板（桌面端）：与 mega menu 共用隐藏/展开逻辑。
   关键：不含 :focus-within —— 否则点击 trigger 后按钮获得焦点会让面板一直卡开，
   鼠标移走也不收起。仅 hover / 点击态 .is-open 时展开，mouseleave 由 JS 清除 .is-open。 */
.desktop-nav .has-dropdown > .nav-sub {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 70;
    min-width: 250px;
    padding: 12px 0;
    background: linear-gradient(180deg, rgba(39, 31, 32, 0.98), rgba(22, 18, 19, 0.99));
    border: 1px solid rgba(212, 175, 55, 0.22);
    border-top: 2px solid var(--accent-gold);
    box-shadow: var(--shadow-deep);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}
.desktop-nav .nav-item.has-dropdown:hover > .nav-sub,
.desktop-nav .nav-item.has-dropdown.is-open > .nav-sub {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.desktop-nav .has-dropdown > .nav-sub a {
    display: block;
    padding: 10px 22px;
    color: rgba(255, 255, 255, 0.82);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: none;
    white-space: nowrap;
    transition: color var(--transition), background-color var(--transition);
}
.desktop-nav .has-dropdown > .nav-sub a:hover {
    color: var(--accent-gold);
    background: rgba(212, 175, 55, 0.08);
}
.desktop-nav .nav-item.has-dropdown:nth-last-of-type(-n + 2) > .nav-sub {
    left: auto;
    right: 0;
}

/* Mega menu：单列纵向排列，View All 横跨底部 */
.desktop-nav .has-mega > .mega-menu {
    display: flex;
    flex-direction: column;
    min-width: 240px;
    gap: 0;
}

.mega-viewall {
    margin-top: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--accent-gold) !important;
    font-weight: 700 !important;
}

/* Dropdown：单列，末尾项右对齐避免溢出 */
.desktop-nav .has-dropdown > .dropdown {
    min-width: 250px;
}

.desktop-nav .nav-item.has-dropdown:nth-last-of-type(-n + 2) > .dropdown {
    left: auto;
    right: 0;
}

/* ================================
   Hero
================================= */
.mobile-panel .nav-item {
    flex-direction: column;
    align-items: stretch;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-panel .nav-trigger {
    width: 100%;
    justify-content: space-between;
    padding: 14px 0;
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.88rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 700;
}

.mobile-panel .nav-trigger .nav-caret {
    opacity: 1;
}

.mobile-panel .nav-item.is-expanded > .nav-trigger {
    color: var(--accent-gold);
}

.mobile-panel .nav-item.is-expanded > .nav-trigger .nav-caret {
    transform: rotate(180deg);
}

.mobile-panel .nav-sub {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.mobile-panel .nav-item.is-expanded > .nav-sub {
    max-height: 520px;
}

.mobile-panel .nav-sub a {
    display: block;
    padding: 12px 16px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mobile-panel .nav-sub a:last-child {
    border-bottom: 0;
}

.mobile-panel .nav-sub a:hover {
    color: var(--accent-gold);
}

.mobile-panel .nav-link {
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.92);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ================================
   Hero
================================= */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    color: #ffffff;
    overflow: clip;
}

.hero-media,
.hero-overlay {
    position: absolute;
    inset: 0;
}

.hero-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.08);
}

.hero--page .hero-media img {
    object-position: center 70%;
}

@media (max-width: 768px) {
    .hero--page .hero-media img {
        object-position: 75% center;
    }
}

.hero-overlay {
    background: linear-gradient(90deg, rgba(18, 14, 14, 0.75) 0%, rgba(18, 14, 14, 0.5) 30%, rgba(18, 14, 14, 0.1) 55%, transparent 75%), linear-gradient(180deg, rgba(18, 14, 14, 0.2) 0%, rgba(18, 14, 14, 0.04) 50%, rgba(18, 14, 14, 0.4) 100%);
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 48px;
    min-height: 100vh;
    min-height: 100svh;
    padding-top: calc(var(--header-height) + 72px);
    padding-bottom: 64px;
}

.hero-copy {
    max-width: 760px;
}

.display-title {
    margin: 0 0 28px;
    font-size: clamp(2.8rem, 5vw, 4.8rem);
    line-height: 0.94;
    letter-spacing: -0.03em;
    font-weight: 600;
}

.hero-lead {
    max-width: 620px;
    margin: 0 0 34px;
    font-size: clamp(1rem, 1.5vw, 1.16rem);
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.78);
}

.hero-side {
    align-self: end;
    justify-self: end;
    width: min(420px, 100%);
    padding: 30px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
    backdrop-filter: blur(16px);
}

.hero-side p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.74);
}

.hero-side strong {
    display: block;
    margin-bottom: 10px;
    color: var(--accent-gold);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 0.74rem;
}

/* ================================
   Trust Bar
================================= */
.hero-trust {
    position: absolute;
    bottom: 80px;
    right: 24px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: flex-end;
    align-items: center;
}

.hero-trust img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    padding: 4px;
    border-radius: 5px;
    filter: brightness(0) invert(1);
    opacity: 0.8;
}

/* ================================
   Product Range
================================= */
.range-block {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 32px;
    align-items: start; /* 更改为 start 以避免图片被拉长 */
    margin-bottom: 64px;
}

.range-block:last-child {
    margin-bottom: 0;
}

.range-visual {
    min-height: 620px;
    position: sticky; /* 增加粘性定位，滑动时图片固定 */
    top: 100px;
}

.range-panel {
    padding: 34px;
}

.range-panel .section-copy {
    margin-top: 0;
    max-width: none;
}

.range-card-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    margin-top: 26px;
}

.range-card {
    display: flex;
    flex-direction: column;
}

/* Small Leather Goods：单列网格容器（横向卡片专用，桌面端也保持单列） */
.range-card-grid--single {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* 横向卡片：左图右文；窄屏（≤720px）切换为纵向，见响应式区 */
.range-card--horizontal {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 24px;
    padding: 16px;
}

.range-card--horizontal .image-frame {
    min-width: 160px;
    max-width: 160px;
    border-radius: 10px;
    overflow: hidden;
    flex-shrink: 0;
}

.range-card--horizontal .image-frame img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.range-card--horizontal .card-body {
    flex: 1;
}

.range-card--horizontal[style*="grid-column: 1 / -1"] .image-frame {
    min-width: 280px;
    max-width: 360px;
    aspect-ratio: 4 / 3;
}

.range-card--horizontal[style*="grid-column: 1 / -1"] .image-frame img {
    height: 100%;
}

.range-card .image-frame {
    aspect-ratio: 5 / 4;
}

.card-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 18px 18px 20px;
}

.card-body .meta-link {
    margin-top: auto;
    padding-top: 12px;
}

.card-title {
    margin: 0 0 10px;
    font-size: 1.4rem;
    line-height: 1;
    font-weight: 600;
}

.card-title a {
    color: inherit;
    text-decoration: none;
}

.range-card .image-frame > a {
    display: block;
}

.card-copy {
    margin: 0 0 16px;
    font-size: 0.93rem;
    line-height: 1.82;
    color: rgba(26, 21, 22, 0.72);
}

/* S02 分类卡片：描述默认隐藏，悬停时带动画展开 */
.range-card .card-copy {
    max-height: 0;
    opacity: 0;
    margin: 0;
    transform: translateY(8px);
    overflow: hidden;
    transition: max-height .4s ease, opacity .35s ease, transform .35s ease, margin .35s ease;
}

.range-card:hover .card-copy {
    max-height: 140px;
    opacity: 1;
    margin: 0 0 16px;
    transform: translateY(0);
}

/* 触屏设备无悬停，描述作为图片底部常显说明（覆盖层） */
@media (hover: none) {
    .range-card .card-copy {
        max-height: none;
        opacity: 1;
        margin: 0 0 16px;
        transform: none;
    }
    .cat-subgrid .card-copy {
        opacity: 1;
        transform: none;
        pointer-events: auto;
    }
}

/* S02 Sub-Category Cards 描述默认展示 */

/* ================================
   Strength
================================= */
.strength-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 18px;
}

.strength-card {
    min-height: 200px;
    padding: 26px 24px;
    border: 1px solid rgba(212, 175, 55, 0.18);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.strength-card .small-note {
    color: rgba(255, 255, 255, 0.62);
}

.stat-value {
    margin: 18px 0 10px;
    font-size: clamp(2.2rem, 4vw, 3rem);
    line-height: 1;
    font-weight: 600;
    color: #ffffff;
    white-space: nowrap;
}

.stat-unit {
}

.stat-unit-txt {
    font-size: 0.55em;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.75);
}

.stat-copy {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    min-height: calc(0.95rem * 1.8 * 2);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ================================
   Trending Styles
================================= */
.lookbook-wrap {
    display: grid;
    grid-template-columns: minmax(0, 0.76fr) minmax(0, 1.24fr);
    gap: 34px;
    align-items: center;
}

.lookbook-copy {
    padding-right: 28px;
}

.lookbook-slider {
    overflow: hidden;
    border: 1px solid rgba(26, 21, 22, 0.08);
    background: rgba(255, 255, 255, 0.72);
    box-shadow: var(--shadow-soft);
}

.lookbook-slide {
    position: relative;
    aspect-ratio: 16 / 12;
    overflow: hidden;
}

.lookbook-slide::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 42%;
    background: linear-gradient(180deg, transparent 0%, rgba(17, 14, 14, 0.58) 100%);
}

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

.lookbook-slide span {
    position: absolute;
    left: 20px;
    bottom: 18px;
    z-index: 1;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    font-size: 0.72rem;
    font-weight: 700;
}

.lookbook-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 20px;
}

.lookbook-controls .swiper-pagination {
    position: static;
    width: auto;
}

.lookbook-controls .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: rgba(26, 21, 22, 0.18);
    opacity: 1;
}

.lookbook-controls .swiper-pagination-bullet-active {
    background: var(--brand-burgundy);
}

.arrow-group {
    display: flex;
    gap: 10px;
}

.slider-arrow {
    width: 48px;
    height: 48px;
    border: 1px solid rgba(26, 21, 22, 0.12);
    background: #ffffff;
    transition: all var(--transition);
}

.slider-arrow:hover {
    background: var(--ink-dark);
    color: #ffffff;
    border-color: var(--ink-dark);
}

/* ================================
   Solutions / About / Testimonials 共用卡片图比例
================================= */
.media-top .image-frame {
    aspect-ratio: 16 / 11;
}

#about-cossni .media-top .image-frame img {
    object-fit: cover;
}

.media-top .card-body {
    padding-top: 22px;
}

/* ================================
   Catalog Banner
================================= */
.catalog-banner {
    padding: 64px;
    background:
        linear-gradient(135deg, rgba(119, 17, 40, 0.22), transparent 34%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
        #1A1516;
    border: 1px solid rgba(212, 175, 55, 0.26);
    box-shadow: var(--shadow-deep);
    text-align: center;
}

.catalog-banner .section-copy {
    margin-left: auto;
    margin-right: auto;
}

/* ================================
   Split Sections
================================= */
.split-section {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
}

.split-section .image-frame {
    /* min-height: 620px; */
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin: 28px 0 34px;
}

.feature-item {
    padding: 18px 20px;
    border-left: 1px solid rgba(212, 175, 55, 0.6);
    background: rgba(255, 255, 255, 0.74);
    box-shadow: var(--shadow-soft);
}

.feature-item strong {
    display: block;
    margin-bottom: 6px;
    font-size: 1rem;
    color: var(--brand-burgundy);
}

.feature-item p {
    margin: 0;
    font-size: 0.96rem;
    line-height: 1.84;
    color: rgba(26, 21, 22, 0.72);
}

/* ================================
   Capabilities
================================= */
.capability-shell {
    display: grid;
    grid-template-columns: minmax(0, 0.44fr) minmax(0, 0.56fr);
    gap: 30px;
    align-items: stretch;
}

.capability-tabs {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.capability-tab {
    padding: 24px;
    border: 1px solid rgba(26, 21, 22, 0.08);
    background: rgba(255, 255, 255, 0.85);
    text-align: left;
    transition:
        transform var(--transition),
        border-color var(--transition),
        background-color var(--transition),
        box-shadow var(--transition);
}

.capability-tab strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.04rem;
    color: var(--ink-dark);
}

.capability-tab span {
    display: block;
    font-size: 0.92rem;
    line-height: 1.8;
    color: rgba(26, 21, 22, 0.68);
    height: 3.6em;
    overflow: hidden;
}

.capability-tab .meta-link {
    margin-top: 12px;
    color: var(--brand-burgundy);
}

.capability-tab.is-active {
    border-color: rgba(212, 175, 55, 0.46);
    background: #ffffff;
    box-shadow: var(--shadow-soft);
}

.capability-display {
    position: relative;
    overflow: hidden;
    min-height: 400px;
    border: 1px solid rgba(26, 22, 22, 0.08);
    background: rgba(255, 255, 255, 0.84);
    box-shadow: var(--shadow-soft);
}

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

.capability-content {
    position: absolute;
    inset: auto 24px 24px 24px;
    padding: 28px;
    color: #ffffff;
    background: linear-gradient(180deg, rgba(26, 21, 22, 0.16), rgba(26, 21, 22, 0.84));
    backdrop-filter: blur(10px);
}

.capability-content h3 {
    margin: 0 0 10px;
    font-family: "Cormorant Garamond", serif;
    font-size: 1.7rem;
    font-weight: 600;
}

.capability-content p {
    margin: 0 0 18px;
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.84;
}

.capability-content .meta-link {
    color: var(--accent-gold);
}

/* ================================
   Testimonials
================================= */
.testimonial-card {
    padding: 30px;
}

.quote-mark {
    margin: 0 0 12px;
    font-size: 4rem;
    line-height: 0.8;
    color: rgba(212, 175, 55, 0.44);
}

.testimonial-copy {
    margin: 0 0 22px;
    font-size: 1rem;
    line-height: 1.92;
    color: rgba(26, 21, 22, 0.76);
}

.person {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    align-items: center;
    margin-top: auto;
    padding-top: 22px;
}

.person-avatar {
    width: 68px;
    height: 68px;
    overflow: hidden;
    flex: 0 0 auto;
    border: 1px solid rgba(212, 175, 55, 0.4);
}

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

.person strong {
    display: block;
    margin-bottom: 4px;
}

.person span {
    display: block;
    color: rgba(26, 21, 22, 0.62);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ================================
   FAQ
================================= */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.03);
}

.faq-button {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    width: 100%;
    padding: 24px 26px;
    color: #ffffff;
    text-align: left;
}

.faq-button strong {
    font-size: 1.06rem;
    line-height: 1.7;
}

.faq-button span {
    width: 26px;
    height: 26px;
    border: 1px solid rgba(212, 175, 55, 0.36);
    display: inline-grid;
    place-items: center;
    color: var(--accent-gold);
    transition: transform var(--transition);
}

.faq-item.is-open .faq-button span {
    transform: rotate(45deg);
}

.faq-panel {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--transition);
}

.faq-item.is-open .faq-panel {
    grid-template-rows: 1fr;
}

.faq-panel-inner {
    overflow: hidden;
}

.faq-panel p {
    margin: 0;
    padding: 0 26px 24px;
    color: rgba(255, 255, 255, 0.76);
    line-height: 1.9;
}

/* ================================
   Quote CTA
================================= */
.quote-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 36px;
    align-items: center;
    padding: 56px;
    background:
        linear-gradient(135deg, rgba(119, 17, 40, 0.3), transparent 38%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
        #1A1516;
    border: 1px solid rgba(212, 175, 55, 0.26);
    box-shadow: var(--shadow-deep);
    color: #ffffff;
}

.quote-panel .section-copy {
    max-width: 620px;
}

.quote-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.quote-benefit {
    padding: 20px 22px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.86);
    line-height: 1.8;
}

.quote-form {
    padding: 40px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.quote-form__title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.quote-form__sub {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
}

/* ================================
   Footer
================================= */
.site-footer {
    padding: 64px 0 0;
    color: rgba(255, 255, 255, 0.76);
    background: #120f10;
}

.footer-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 2.2fr);
    gap: 56px;
    align-items: start;
}

/* S01 Brand */
.footer-brand .brand {
    margin-bottom: 18px;
}

.footer-intro {
    margin: 0 0 20px;
    max-width: 46ch;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.86rem;
    line-height: 1.7;
}

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

.footer-contact li {
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.82rem;
    line-height: 1.5;
}

.footer-contact span {
    display: inline-block;
    min-width: 140px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.82);
    transition: color var(--transition);
}

.footer-contact a:hover {
    color: var(--accent-gold);
}

/* S02 Sitemap */
.footer-sitemap {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 32px;
}

.footer-col-title {
    margin: 0 0 16px;
    color: #ffffff;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-col ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.82rem;
    font-weight: 500;
    line-height: 1.5;
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--accent-gold);
}

/* S03 Certifications */
.footer-certs {
    margin-top: 56px;
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-certs-inner {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px 28px;
}

.footer-certs-label {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-certs-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px 28px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-certs-list li {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.06em;
}

.footer-certs-list img {
    height: 40px;
    width: auto;
    opacity: 0.82;
    filter: brightness(0) invert(1);
    transition: opacity var(--transition);
}

.footer-certs-list li:hover img {
    opacity: 1;
}

/* S04 Legal */
.footer-legal {
    padding: 22px 0 28px;
}

.footer-legal-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px 24px;
}

.footer-copy {
    margin: 0;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
}

.footer-privacy {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    transition: color var(--transition);
}

.footer-privacy:hover {
    color: var(--accent-gold);
}

/* ================================
   Modal
================================= */
.modal {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: grid;
    place-items: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.modal.is-open {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(16, 12, 13, 0.76);
    backdrop-filter: blur(12px);
}

.modal-card {
    position: relative;
    z-index: 1;
    width: min(680px, 100%);
    padding: 36px;
    background: #ffffff;
    border: 1px solid rgba(26, 21, 22, 0.08);
    box-shadow: var(--shadow-deep);
}

.modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(26, 21, 22, 0.08);
}

.modal h3 {
    margin: 0 0 14px;
    font-family: "Cormorant Garamond", serif;
    font-size: 1.8rem;
    line-height: 1;
}

.modal p {
    margin: 0 0 24px;
    color: rgba(26, 21, 22, 0.72);
    line-height: 1.85;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.form-grid .full {
    grid-column: 1 / -1;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.field label {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(26, 21, 22, 0.66);
}

.field input,
.field textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid rgba(26, 21, 22, 0.12);
    border-radius: 0;
    background: #fffdf9;
    color: var(--ink-dark);
}

.field textarea {
    min-height: 136px;
    resize: vertical;
}

.modal-note {
    margin-top: 14px;
    font-size: 0.82rem;
    line-height: 1.75;
    color: rgba(26, 21, 22, 0.58);
}

.form-feedback {
    display: none;
    margin-top: 16px;
    padding: 14px 16px;
    border: 1px solid rgba(212, 175, 55, 0.4);
    background: rgba(212, 175, 55, 0.08);
    color: var(--ink-dark);
}

.form-feedback.is-visible {
    display: block;
}

/* ================================
   响应式
================================= */

/* 导航断点：1280px 以下切换为手机端导航
   （隐藏桌面导航与头部 CTA，显示汉堡开关）。
   原 980px 中的导航规则上移至此，其余布局规则仍留在 980px。 */
@media (max-width: 1279px) {
    .desktop-nav,
    .header-actions .button {
        display: none;
    }

    .menu-toggle {
        display: inline-grid;
        place-items: center;
    }

    .header-inner {
        grid-template-columns: 1fr auto;
    }
}

@media (max-width: 1180px) {
    .desktop-nav {
        gap: 18px;
    }

    .strength-grid,
    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .range-block,
    .lookbook-wrap,
    .split-section,
    .capability-shell,
    .quote-panel {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero-grid {
        grid-template-columns: 1fr;
        align-items: center;
    }

    .hero-side {
        justify-self: start;
    }

    /* 平板端 lookbook 变单列后，轮播撑满整行会因 16/12 比例变得过大；
       限宽并居中。手机端视口小于限宽时仍自然全宽，不受影响。 */
    .lookbook-wrap .reveal {
        max-width: 620px;
        justify-self: center;
        width: 100%;
    }
}

@media (max-width: 980px) {
    :root {
        --container: 100%;
        --header-height: 78px;
    }

    .section {
        padding: 88px 0;
    }

    .range-card-grid,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .catalog-banner,
    .quote-panel {
        padding: 34px 26px;
    }

    .split-section .image-frame {
        height: 460px;
    }

    .range-visual {
        height: auto;
        min-height: 0;
        position: static;
    }
}

@media (max-width: 720px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }

    .section-title {
        font-size: 2rem;
    }

    .display-title {
        font-size: 3.2rem;
    }

    .hero-grid {
        min-height: 80svh;
        padding-top: calc(var(--header-height) + 42px);
        gap: 24px;
    }

    .hero-side {
        width: 100%;
        padding: 24px;
    }

    .hero-trust {
        position: relative;
        bottom: auto;
        right: auto;
        justify-content: flex-start;
        margin-top: 32px;
        padding: 0 16px;
        max-width: 100%;
    }

    .hero-trust img {
        width: 40px;
        height: 40px;
    }

    .strength-grid,
    .grid-2,
    .grid-4,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .range-panel,
    .testimonial-card,
    .modal-card {
        padding: 24px;
    }

    /* 横向卡片切换为纵向，图片撑满宽度 */
    .range-card--horizontal {
        flex-direction: column;
        align-items: stretch;
    }

    .range-card--horizontal .image-frame {
        min-width: 0;
        max-width: none;
        width: 100%;
    }

    .range-card--horizontal .image-frame img {
        height: 200px;
    }

    .lookbook-copy {
        padding-right: 0;
    }

    /* 手机端：指示点在上、箭头组在下，整体居中 */
    .lookbook-controls {
        flex-direction: column;
        gap: 14px;
    }

    .capability-display {
        min-height: 260px;
    }

    /* Footer：4列 -> 2列 */
    .footer-grid,
    .footer-sitemap {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-legal-inner {
        justify-content: flex-start;
    }

    .button {
        padding: 0 20px;
        letter-spacing: 0.12em;
        font-size: 0.78rem;
    }
}

@media (max-width: 420px) {
    .container {
        padding-left: 12px;
        padding-right: 12px;
    }
}

@media (max-width: 560px) {
    .footer-grid,
    .footer-sitemap {
        grid-template-columns: 1fr;
    }

    .footer-contact span {
        display: block;
        min-width: 0;
        margin-bottom: 2px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .hero-media img {
        transform: none;
    }
}

/* ===============================================================
   Inner-Page Hero / Page Banner（内页通用 Hero Banner 模板）
   复用 home3 设计系统：.hero / .hero-media / .hero-overlay /
   .container / .hero-grid / .hero-copy / .display-title /
   .hero-lead / .button-row / .button。
   通过 .hero--page 变为紧凑型横幅（非全屏），适配 page / archive /
   taxonomy / single 等内页。无背景图时使用 .hero--solid 深色兜底。

   -------------------------------------------------------------
   结构（示例 1：左对齐 + 背景图，最常用）
   直接复制以下 HTML 结构即可，样式全部在本区块定义：

   <section class="hero hero--page">
     <div class="hero-media">
       <img src="背景图 URL" alt="..." loading="eager">
     </div>
     <div class="hero-overlay"></div>

     <div class="container hero-grid">
       <div class="hero-copy">

         <nav class="hero-breadcrumb">
           <a href="#">Home</a><span class="sep">/</span>
           <a href="#">About Cossni</a><span class="sep">/</span>
           <span class="current">Our Company</span>
         </nav>

         <span class="hero-eyebrow">About Cossni</span>

         <h1 class="display-title">Our Company</h1>

         <p class="hero-lead">副标题文案…</p>

         <div class="button-row">
           <a class="button button-primary" href="#inquiry">Get a Quote</a>
           <a class="button button-ghost" href="#contact">Contact Us</a>
         </div>

       </div>
     </div>
   </section>

   变体（可选）：
     · 居中：在 <section> 加 hero--center
     · 无背景图（深色兜底）：加 hero--center hero--solid
   =============================================================== */
.hero--page {
    display: flex;
    align-items: center;
    min-height: auto;
    padding-top: calc(var(--header-height) + 96px);
    padding-bottom: 84px;
}

.hero--page .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    align-items: center;
    min-height: auto;
    padding-top: 0;
    padding-bottom: 0;
    gap: 0;
}

.hero--page .hero-copy {
    max-width: 880px;
}

/* 居中变体 */
.hero--page.hero--center {
    text-align: center;
}
.hero--page.hero--center .hero-copy {
    margin-left: auto;
    margin-right: auto;
}
.hero--page.hero--center .hero-lead {
    margin-left: auto;
    margin-right: auto;
}
.hero--page.hero--center .button-row {
    justify-content: center;
}
.hero--page.hero--center .hero-breadcrumb {
    justify-content: center;
}
.hero--page.hero--center .hero-eyebrow::after {
    margin-left: auto;
    margin-right: auto;
}

/* 无背景图：深色渐变兜底 */
.hero--page.hero--solid {
    background: linear-gradient(180deg, #221c1d 0%, #151112 100%);
}
.hero--page.hero--solid .hero-media,
.hero--page.hero--solid .hero-overlay {
    display: none;
}

/* 内页 hero 统一遮罩，保证居中/浅色文案可读 */
/* 面包屑（浅色，置于深色 hero 之上） */
.hero-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
    margin: 0 0 22px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
}
.hero-breadcrumb a {
    color: rgba(255, 255, 255, 0.72);
    text-decoration: none;
    transition: color var(--transition);
}
.hero-breadcrumb a:hover {
    color: var(--accent-gold);
}
.hero-breadcrumb .sep {
    margin: 0 0.7rem;
    color: rgba(255, 255, 255, 0.4);
    user-select: none;
}
.hero-breadcrumb .current {
    color: #ffffff;
    font-weight: 700;
}

/* 眉标 / kicker */
.hero-eyebrow {
    display: inline-block;
    margin: 0 0 18px;
    color: var(--accent-gold);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.hero-eyebrow::after {
    content: "";
    display: block;
    width: 46px;
    height: 2px;
    margin-top: 12px;
    background: var(--accent-gold);
}

/* 内页标题略小于全屏首页，避免视觉冲突 */
.hero--page .display-title {
    font-size: clamp(2.2rem, 4.4vw, 3.6rem);
    line-height: 1;
}
.hero--page .hero-lead {
    max-width: 720px;
    font-size: clamp(1rem, 1.4vw, 1.12rem);
    margin-bottom: 32px;
}

@media (max-width: 768px) {
    .hero--page {
        padding-top: calc(var(--header-height) + 56px);
        padding-bottom: 56px;
    }
    .hero--page .display-title {
        font-size: clamp(1.9rem, 8vw, 2.6rem);
    }
}

/* ===============================================================
   FAQ Page（常见问题页）
   布局：左侧 Sticky 分类导航 + 右侧 Accordion 折叠面板
   复用 home3 设计系统变量与 .button / .hero--page 等。
   =============================================================== */
.faq-section {
    padding: 96px 0 104px;
    background: var(--bg-ivory);
}

.faq-layout {
    display: grid;
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
}

/* 左侧 Sticky 分类导航 */
.faq-nav {
    position: sticky;
    top: calc(var(--header-height) + 28px);
}

.faq-nav-title {
    margin: 0 0 18px;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.faq-nav a {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 13px 16px;
    border-radius: var(--radius-soft);
    color: var(--ink-soft);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.96rem;
    transition: background var(--transition), color var(--transition);
}

.faq-nav a .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-gold);
    flex-shrink: 0;
    transition: transform var(--transition);
}

.faq-nav a:hover,
.faq-nav a.is-active {
    background: var(--color-tag-bg);
    color: var(--brand-burgundy);
}

.faq-nav a:hover .dot,
.faq-nav a.is-active .dot {
    transform: scale(1.5);
}

/* 右侧内容 */
.faq-category {
    margin-bottom: 56px;
    scroll-margin-top: calc(var(--header-height) + 32px);
}

.faq-category:last-child {
    margin-bottom: 0;
}

.faq-category-title {
    margin: 0 0 8px;
    font-size: 1.7rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink-dark);
}

.faq-category-sub {
    margin: 0 0 22px;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

/* Accordion（基于原生 <details>，无需 JS） */
.faq-item {
    border-bottom: 1px solid var(--line-soft);
    background: transparent;
}

.faq-q {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin: 0;
    padding: 22px 4px;
    font-weight: 700;
    font-size: 1.04rem;
    line-height: 1.5;
    color: var(--ink-dark);
    transition: color var(--transition);
}

.faq-q::-webkit-details-marker {
    display: none;
}

.faq-q:hover {
    color: var(--brand-burgundy);
}

.faq-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-burgundy);
    transition: transform var(--transition);
}

.faq-q .faq-icon::before {
    content: "+";
    font-size: 1.5rem;
    line-height: 1;
    font-weight: 400;
}

.faq-item[open] .faq-icon {
    transform: rotate(45deg);
}

.faq-a {
    margin: 0;
    padding: 0 4px 24px;
    max-width: 760px;
    font-size: 0.99rem;
    line-height: 1.9;
    color: var(--ink-soft);
}

.faq-a strong {
    color: var(--ink-dark);
}

/* 底部 CTA 板块 */
.faq-cta {
    margin-top: 88px;
    padding: 64px 48px;
    text-align: center;
    background: linear-gradient(180deg, #221c1d 0%, #151112 100%);
    border-radius: var(--radius-soft);
}

.faq-cta h2 {
    margin: 0 0 16px;
    color: #fff;
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    font-weight: 600;
}

.faq-cta p {
    max-width: 620px;
    margin: 0 auto 32px;
    color: rgba(255, 255, 255, 0.74);
    font-size: 1.02rem;
    line-height: 1.8;
}

@media (max-width: 900px) {
    .faq-layout {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .faq-nav {
        position: static;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .faq-nav-title {
        width: 100%;
        margin-bottom: 6px;
    }
    .faq-nav a {
        padding: 10px 14px;
        border: 1px solid var(--line-soft);
        background: #fff;
    }
}

@media (max-width: 768px) {
    .faq-section {
        padding: 64px 0 72px;
    }
    .faq-cta {
        padding: 48px 24px;
    }
}

/* ===============================================================
   Our Company Page（关于我们 / 企业内页）
   板块：S02 企业简介分栏 / S03 使命愿景 / S04 数据指标 /
   S05 服务保障 / S06 认证体系 / S07 发展历程 / S08 全球展会
   复用 home3 设计系统变量与 .button / .section / .reveal 等。
   =============================================================== */

/* ---------- S02 企业简介：左文右图 ---------- */
.about-split {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-highlights {
    list-style: none;
    margin: 30px 0 0;
    padding: 0;
    display: grid;
    gap: 22px;
}

.about-highlights li {
    position: relative;
    padding-left: 30px;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--ink-soft);
}

.about-highlights li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 12px;
    height: 12px;
    border: 2px solid var(--accent-gold);
    border-radius: 50%;
    background: var(--brand-burgundy);
}

.about-highlights strong {
    display: block;
    margin-bottom: 4px;
    color: var(--ink-dark);
    font-weight: 700;
}

.about-media {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.about-media figure {
    margin: 0;
    border-radius: var(--radius-soft);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: #ECE4D8;
}

.about-media figure:first-child {
    grid-column: 1 / -1;
    aspect-ratio: 16 / 9;
}

.about-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.about-media figure:hover img {
    transform: scale(1.05);
}

/* ---------- S03 使命与愿景大卡片 ---------- */
.vm-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-bottom: 56px;
}

.vm-card {
    position: relative;
    min-height: 320px;
    border-radius: var(--radius-soft);
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: 40px;
    color: #fff;
    isolation: isolate;
}

.vm-card::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(18, 14, 14, 0.12) 0%, rgba(18, 14, 14, 0.84) 100%);
}

.vm-card .vm-card-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.vm-card .vm-eyebrow {
    margin: 0 0 10px;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

.vm-card h3 {
    margin: 0 0 12px;
    font-family: "Cormorant Garamond", serif;
    font-size: clamp(1.6rem, 2.6vw, 2.2rem);
    font-weight: 600;
}

.vm-card p {
    margin: 0;
    max-width: 44ch;
    color: rgba(255, 255, 255, 0.82);
    line-height: 1.7;
}

/* ---------- S03 核心价值观 4 宫格 ---------- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    padding: 32px 26px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: #fff;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.value-card:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: 0 18px 40px -24px rgba(26, 21, 22, 0.4);
}

.value-card .value-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin-bottom: 18px;
    border-radius: 50%;
    background: var(--brand-burgundy);
    color: var(--accent-gold);
    font-size: 1.35rem;
}

.value-card h4 {
    margin: 0 0 8px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.value-card p {
    margin: 0;
    font-size: 0.94rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ---------- S04 数据指标 ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    padding: 40px 28px;
    text-align: center;
    border-radius: var(--radius-soft);
    background: #fff;
    /* border: 1px solid var(--line-soft); */
}

.stat-card .stat-value {
    font-size: clamp(2.4rem, 4vw, 3.4rem);
    font-weight: 600;
    line-height: 1;
    white-space: normal;
    color: var(--brand-burgundy);
}

/* S04 计数动画：数字略放大，后缀（㎡ / +）缩小 */
.stat-value[data-target] {
    font-size: clamp(2.7rem, 4.6vw, 3.8rem);
}

.stat-suffix {
    font-size: 0.4em;
    font-weight: 500;
    margin-left: 0.08em;
    line-height: 1;
}

.stat-label {
    margin: 12px 0 0;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    color: var(--color-text-muted);
}

/* ---------- S05 服务保障 3 栏 ---------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.service-card {
    padding: 38px 32px;
    border-radius: var(--radius-soft);
    background: #fff;
    border: 1px solid var(--line-soft);
    transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}

.service-card .service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin-bottom: 20px;
    border-radius: 50%;
    background: var(--color-tag-bg);
    color: var(--brand-burgundy);
    font-size: 1.5rem;
}

.service-card h3 {
    margin: 0 0 12px;
    font-size: 1.24rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.service-card p {
    margin: 0;
    font-size: 0.97rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

/* ---------- S06 认证体系 ---------- */
.cert-split {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: start;
}

.cert-left .section-title {
    margin-bottom: 16px;
}

.cert-left .section-copy {
    margin-top: 0;
    margin-bottom: 32px;
}

.cert-right {
    padding-top: 12px;
    align-self: center;
}

.cert-right .cert-note {
    margin: 0 0 20px;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 44px;
}

.cert-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 18px 12px;
    background: #fff;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    text-align: center;
    transition: transform var(--transition), border-color var(--transition);
}

.cert-badge:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
}

.cert-badge img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.cert-badge span {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ink-dark);
}

.cert-note {
    margin: 36px 0 0;
    padding: 26px 30px;
    border-left: 3px solid var(--accent-gold);
    background: var(--color-tag-bg);
    border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
}

.cert-note h3 {
    margin: 0 0 8px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.cert-note p {
    margin: 0;
    font-size: 0.96rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

/* ---------- S07 发展历程时间轴 ---------- */
.timeline {
    position: relative;
    margin-top: 48px;
    padding-left: 36px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 9px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: linear-gradient(180deg, var(--brand-burgundy), var(--line-strong));
}

.timeline-item {
    position: relative;
    padding: 0 0 40px 8px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-item::before {
    content: "";
    position: absolute;
    left: -31px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--brand-burgundy);
}

.timeline-year {
    margin: 0 0 6px;
    font-family: "Cormorant Garamond", serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--brand-burgundy);
}

.timeline-body {
    margin: 0;
    font-size: 1rem;
    line-height: 1.75;
    color: var(--ink-soft);
}

/* ---------- S08 全球展会横向轮播 ---------- */
.media-scroller {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(320px, 1fr);
    gap: 20px;
    margin-top: 40px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 16px;
    -webkit-overflow-scrolling: touch;
}

.media-card {
    scroll-snap-align: start;
    border-radius: var(--radius-soft);
    overflow: hidden;
    aspect-ratio: 3 / 4;
    background: #ECE4D8;
}

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

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .about-split {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .cert-split {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .vm-cards {
        grid-template-columns: 1fr;
    }
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
    .cert-grid {
        grid-template-columns: 1fr;
    }
    .vm-card {
        padding: 28px;
        min-height: 260px;
    }
}

/* ===============================================================
   内嵌双栏 FAQ 板块（.faq-split）
   区别于全页 .faq-section：用于 capabilities / solutions 等业务页面内嵌的
   FAQ 区块。左栏 Sticky 标题/副标题/CTA + 右栏 .faq-item 折叠面板（约 62%）。
   复用 .factory-eyebrow / .section-title / .section-copy / .button / .faq-item 等。
   =============================================================== */
.faq-split {
    display: grid;
    grid-template-columns: minmax(0, 0.38fr) minmax(0, 0.62fr);
    gap: 64px;
    align-items: start;
}
.faq-split__intro {
    position: sticky;
    top: calc(var(--header-height) + 32px);
}
.faq-split__intro .factory-eyebrow { margin-bottom: 16px; }
.faq-split__intro .section-title {
    font-size: clamp(1.9rem, 3.2vw, 2.6rem);
    line-height: 1.04;
}
.faq-split__intro .section-copy { margin-top: 18px; }
.faq-split__intro .faq-split__cta { margin-top: 30px; }
.faq-split__list .faq-item:first-child { border-top: 1px solid var(--line-soft); }

@media (max-width: 900px) {
    .faq-split {
        grid-template-columns: 1fr;
        gap: 36px;
    }
    .faq-split__intro { position: static; }
}

/* ===============================================================
   Brand Story Page（品牌故事 / 内页）
   板块：S02 品牌引言分栏 / S03–S05 Z字型叙事 / S06 创始人寄语与价值观 / S07 匠心图集
   复用 home3 设计系统变量与 .button / .section / .reveal / .about-split 等。
   =============================================================== */

/* ---------- S03–S05 Z 字型交替叙事 ---------- */
.story-zigzag {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center;
}

.story-zigzag--reverse .story-media {
    order: 2;
}

.story-media {
    margin: 0;
    border-radius: var(--radius-soft);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: #ECE4D8;
}

.story-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.story-media:hover img {
    transform: scale(1.05);
}

.story-copy .story-eyebrow {
    display: inline-block;
    margin: 0 0 16px;
    color: var(--accent-gold);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.story-copy h2 {
    margin: 0 0 18px;
    font-size: clamp(1.8rem, 3.4vw, 2.8rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--ink-dark);
}

.story-copy p {
    margin: 0;
    font-size: 1.02rem;
    line-height: 1.9;
    color: var(--ink-soft);
}

.story-pullquote {
    margin: 26px 0 0;
    padding-left: 22px;
    border-left: 3px solid var(--accent-gold);
    font-family: "Cormorant Garamond", serif;
    font-size: clamp(1.25rem, 2.2vw, 1.7rem);
    line-height: 1.5;
    color: var(--ink-dark);
}

/* ---------- S06 创始人寄语 + 价值观 ---------- */
.story-quote {
    max-width: 940px;
    margin: 0 auto 64px;
    text-align: center;
}

.story-quote .quote-mark {
    font-size: 3.4rem;
    line-height: 1;
    color: var(--accent-gold);
}

.story-quote blockquote {
    margin: 16px 0 0;
    font-family: "Cormorant Garamond", serif;
    font-size: clamp(1.5rem, 3vw, 2.3rem);
    line-height: 1.42;
    font-weight: 500;
    color: #ffffff;
}

.story-quote cite {
    display: block;
    margin-top: 26px;
    font-style: normal;
    font-size: 0.92rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

.story-vm-title {
    margin: 0 0 28px;
    text-align: center;
    font-size: clamp(1.5rem, 2.6vw, 2rem);
    font-weight: 600;
    color: #ffffff;
}

.story-vm-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    max-width: 880px;
    margin: 0 auto 72px;
}

.story-values {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* ---------- S07 匠心图集：复用 .about-media ---------- */

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .story-zigzag {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .story-zigzag--reverse .story-media {
        order: 0;
    }
    .story-values {
        grid-template-columns: repeat(2, 1fr);
    }
    .story-vm-grid {
        grid-template-columns: 1fr;
    }
}

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

/* ===============================================================
   Our Factory Page（工厂内页）
   板块：S02 产能实力(视频+数据) / S03 生产流程 / S04 质检体系 /
   S05 包装出货 / S06 认证体系 / S07 可持续制造
   复用 home3 设计系统变量与 .hero--page / .about-split / .stats-grid /
   .cert-grid / .faq-cta / .section / .reveal 等。
   新类：.factory-video / .factory-grid / .factory-card
   =============================================================== */

/* ---------- 区块眉标（复用 hero-eyebrow 金色调，左对齐） ---------- */
.factory-eyebrow {
    display: inline-block;
    margin: 0 0 16px;
    color: var(--accent-gold);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.factory-eyebrow::after {
    content: "";
    display: block;
    width: 46px;
    height: 2px;
    margin-top: 12px;
    background: var(--accent-gold);
}

/* ---------- S02 产能实力：左视频 + 右文案 + 底部数据 ---------- */
.factory-video {
    position: relative;
    border-radius: var(--radius-soft);
    overflow: hidden;
    aspect-ratio: 16 / 10;
    background: #1a1516;
}
.factory-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.factory-video::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(18, 14, 14, 0.2);
    pointer-events: none;
}
.factory-video .play-btn {
    position: absolute;
    z-index: 1;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 84px;
    height: 84px;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.92);
    color: var(--brand-burgundy);
    cursor: pointer;
    box-shadow: 0 18px 40px -16px rgba(0, 0, 0, 0.5);
    transition: transform var(--transition), background var(--transition);
}
.factory-video .play-btn:hover {
    transform: translate(-50%, -50%) scale(1.06);
    background: #fff;
}
.factory-video .play-btn::before {
    content: "";
    display: block;
    margin-left: 6px;
    border-style: solid;
    border-width: 13px 0 13px 22px;
    border-color: transparent transparent transparent var(--brand-burgundy);
}

.factory-capacity-copy {
    margin-top: 4px;
}
.factory-capacity-copy .section-copy {
    margin-top: 0;
}

/* ---------- S02 制造产能：2×2 网格（about-split--capacity）
   第 1 行：左 = 眉标+标题+描述 / 右 = 工厂视频
   第 2 行：左 = 4 条产能要点 / 右 = 2×2 数据指标
   4 个直接子元素按源码顺序自然流入 2 列 × 2 行；
   align-items:start 让每行左右两列顶部对齐，row-gap 为上下两行间距。 ---------- */
@media (min-width: 901px) {
    .about-split--capacity {
        grid-template-columns: 1.05fr 1fr;
        grid-template-rows: auto auto;
        column-gap: 64px;
        row-gap: 56px;
        align-items: start;
    }
    .about-split--capacity .capacity-head {
        align-self: center;
    }
}
/* 第 2 行左右两列顶部对齐：消除要点列表与数据块自带上边距 */
.about-split--capacity .factory-highlights {
    margin-top: 0;
}
.about-split--capacity .factory-stats {
    margin-top: 0;
}
/* 数据指标改为 2×2（仅本区块，不影响其它页面 .stats-grid 的 4 列默认） */
.about-split--capacity .stats-grid {
    grid-template-columns: repeat(2, 1fr);
}
/* ---------- S07 证书叠放 ---------- */
.cert-stack {
    position: relative;
    aspect-ratio: 4 / 3;
}
.cert-stack img {
    position: absolute;
    width: 350px;
    border-radius: var(--radius-soft);
    box-shadow: 0 4px 20px rgba(0, 0, 0, .12);
    object-fit: cover;
}
.cert-stack img:first-child {
    top: 0;
    left: 0;
    z-index: 1;
}
.cert-stack img:last-child {
    bottom: 0;
    right: 0;
    z-index: 2;
}

/* ---------- S03/S04/S05 通用 4 列图片卡片网格 ---------- */
.factory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.factory-card {
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: #fff;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.factory-card:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}
.factory-card figure {
    margin: 0;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: #ECE4D8;
}
.factory-card figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition);
}
.factory-card:hover figure img {
    transform: scale(1.05);
}
.factory-card-body {
    padding: 24px 22px 28px;
}
.factory-card-index {
    display: inline-block;
    margin-bottom: 12px;
    font-family: "Cormorant Garamond", serif;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-gold);
}
.factory-card h3 {
    margin: 0 0 10px;
    font-size: 1.12rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--ink-dark);
}
.factory-card p {
    margin: 0;
    font-size: 0.94rem;
    line-height: 1.7;
    color: var(--color-text-muted);
}

/* ---------- S07 可持续制造：左文右图（复用 about-split） ---------- */
.factory-sustain-copy .button-row {
    margin-top: 28px;
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .factory-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .factory-stats {
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .factory-grid {
        grid-template-columns: 1fr;
    }
    .factory-video {
        aspect-ratio: 16 / 10;
    }
    .factory-video .play-btn {
        width: 68px;
        height: 68px;
    }
}

/* ===============================================================
   Sustainability Page（可持续内页）
   复用 home3 设计系统变量与 .hero--solid / .section / .story-zigzag /
   .services-grid / .cert-grid / .cert-badge / .cert-note / .faq-cta /
   .about-highlights / .reveal 等。
   新类：.cert-grid--five（认证 5 列网格）/ .cert-abbr（认证缩写）。
   =============================================================== */

/* ---------- S06 认证体系：5 列网格（ISO 14001 / BSCI / Sedex / GRS / 检测） ---------- */
.cert-grid--five {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    margin-top: 44px;
}

.cert-badge .cert-abbr {
    font-family: "Cormorant Garamond", serif;
    font-size: clamp(1.25rem, 1.8vw, 1.6rem);
    font-weight: 600;
    line-height: 1.05;
    color: var(--brand-burgundy);
}

@media (max-width: 900px) {
    .cert-grid--five {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .cert-grid--five {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* ===================================
   Blog 集合页（page-blog）
   设计沿用 home3：.section / .container / .card / .image-frame
   新增 .blog-* 组件
   =================================== */

/* —— Hero / Intro —— */
.blog-hero {
    /* 顶部固定页头（--header-height）下留白，避免内容被遮挡 */
    padding-top: calc(var(--header-height) + 64px);
    padding-bottom: 40px;
}

.blog-hero .section-intro {
    margin-bottom: 0;
}

.blog-eyebrow {
    display: inline-block;
    margin-bottom: 16px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

/* —— 分类筛选条 —— */
.blog-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    padding-top: 34px;
    border-top: 1px solid var(--line-soft);
}

.blog-filter__btn {
    appearance: none;
    cursor: pointer;
    padding: 10px 20px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: transparent;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--ink-soft);
    transition: color var(--transition),
                background var(--transition),
                border-color var(--transition);
}

.blog-filter__btn:hover {
    border-color: var(--brand-burgundy);
    color: var(--brand-burgundy);
}

.blog-filter__btn.is-active {
    background: var(--brand-burgundy);
    border-color: var(--brand-burgundy);
    color: #fff;
}

/* —— 列表网格（3 / 2 / 1 响应式）—— */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    transition: opacity 0.2s ease;
}

.blog-grid.is-loading {
    opacity: 0.5;
}

/* —— 卡片 —— */
.blog-card {
    height: 100%;
}

.blog-card .image-frame {
    aspect-ratio: 4 / 3;
}

.blog-card .image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.blog-card:hover .image-frame img {
    transform: scale(1.05);
}

.blog-card__ph {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.7);
    background: linear-gradient(135deg, #3a3032, #221c1d);
}

/* 分类徽标 */
.blog-card__cat {
    position: absolute;
    z-index: 2;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--brand-burgundy);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.blog-card__body {
    padding: 22px 22px 24px;
}

.blog-card__meta {
    margin-bottom: 12px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.blog-card__title {
    margin: 0 0 12px;
    font-size: 1.28rem;
    line-height: 1.28;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.blog-card__title a {
    color: var(--ink-dark);
    text-decoration: none;
    transition: color var(--transition);
}

.blog-card__title a:hover {
    color: var(--brand-burgundy);
}

.blog-card__excerpt {
    margin: 0 0 18px;
    font-size: 0.92rem;
    line-height: 1.78;
    color: rgba(26, 21, 22, 0.72);
}

.blog-card__body .meta-link {
    margin-top: auto;
}

/* —— 列表底栏：计数 + 加载更多 —— */
.blog-grid__footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 60px;
}

.blog-count {
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

.blog-loadmore {
    min-width: 190px;
}

.blog-loadmore[disabled] {
    opacity: 0.6;
    cursor: wait;
}

.blog-empty {
    grid-column: 1 / -1;
    padding: 60px 0;
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* —— 响应式 —— */
@media (max-width: 980px) {
    .blog-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 22px;
    }
}

@media (max-width: 640px) {
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .blog-hero {
        padding-top: calc(var(--header-height) + 40px);
    }

    .blog-filter {
        margin-top: 28px;
        padding-top: 24px;
        gap: 8px;
    }

    .blog-filter__btn {
        padding: 9px 16px;
        font-size: 0.78rem;
    }

    .blog-grid__footer {
        margin-top: 44px;
    }
}

/* ===============================================================
   Product Category Page (T01)
   一级/二级分类共用模板样式，遵循 Global_Components T01。
   结构：S01 Hero / S02 Product Grid / S03 Capability Strip。
   =============================================================== */

/* 子分类卡片（一级分类 S02-A） */
.cat-subgrid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
}

/* 最后一行不足 3 个时，flex 的每行独立居中，自然居中显示 */
.cat-subgrid > .card {
    width: calc((100% - 56px) / 3);
}

@media (max-width: 980px) {
    .cat-subgrid > .card {
        width: 100%;
    }
}

/* 分类页板块背景交替：白色与暖米色交错，避免相邻板块同色 */
.category-page .section--gray {
    background: var(--color-bg-tertiary);
}

.cat-subgrid .card {
    background: #fff;
}

.cat-subgrid .image-frame {
    aspect-ratio: 5 / 4;
}

/* S02 Sub-Category Cards：描述默认隐藏，hover 时从图片底部滑上来盖住图片。
   绝对定位于 image-frame，不占文档流，无预留空白、无滚动条，不影响兄弟 item。 */
.cat-subgrid .card-copy {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    margin: 0;
    padding: 44px 18px 18px;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #fff;
    background: linear-gradient(to top, rgba(26, 21, 22, 0.9) 0%, rgba(26, 21, 22, 0.6) 62%, rgba(26, 21, 22, 0) 100%);
    opacity: 0;
    transform: translateY(100%);
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.cat-subgrid .card:hover .card-copy,
.cat-subgrid .card:focus-within .card-copy {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* 标题/按钮轻微上移，配合描述滑入的“往上顶”感觉（transform 不影响布局高度） */
.cat-subgrid .card .card-body {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.cat-subgrid .card:hover .card-body,
.cat-subgrid .card:focus-within .card-body {
    transform: translateY(-6px);
}

/* 产品 SKU 网格 */
.cat-productgrid {
    gap: 24px;
}

.cat-productgrid .image-frame {
    aspect-ratio: 1 / 1;
}

/* 空分类提示 */
.cat-empty {
    padding: 48px 0;
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* 分页 */
.cat-pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 56px;
}

.cat-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 14px;
    border: 1px solid var(--line-soft);
    border-radius: 2px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ink-dark);
    transition: border-color var(--transition), color var(--transition), background-color var(--transition);
}

.cat-pagination .page-numbers.current {
    background: var(--brand-burgundy);
    border-color: var(--brand-burgundy);
    color: #fff;
}

.cat-pagination .page-numbers:hover {
    border-color: var(--accent-gold);
    color: var(--brand-burgundy);
}

/* S03 Capability Strip */
.cat-capability {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.cat-capability__item {
    padding: 38px 32px;
    border-radius: var(--radius-soft);
    background: #fff;
    border: 1px solid var(--line-soft);
    transition: transform var(--transition), box-shadow var(--transition);
}

.cat-capability__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}

.cat-capability__bar {
    display: block;
    width: 44px;
    height: 3px;
    margin-bottom: 22px;
    background: var(--accent-gold);
}

.cat-capability__item h3 {
    margin: 0 0 12px;
    font-size: 1.24rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.cat-capability__item p {
    margin: 0;
    font-size: 0.97rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

/* 响应式：分类页 */
@media (max-width: 980px) {
    .cat-capability {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) {
    .cat-subgrid {
        grid-template-columns: 1fr;
    }

    .cat-productgrid {
        grid-template-columns: 1fr;
    }
}

/* ===============================================================
   Category Page：扩展板块（对齐 策划/Pages MD）
   新增：S01-A 数据栏 / S02-A 优势图标 / S03 交替图文 / S04-A 流程 /
        S04-B 定制选项 / S05 合作优势 / S06-A FAQ
   =============================================================== */

/* S01-A Core Strengths Data Bar */
.cat-stats {
    background: var(--brand-burgundy);
    color: #fff;
}
.cat-stats__inner {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}
.cat-stats__item {
    padding: 28px 24px;
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-align: center;
    border-left: 1px solid rgba(255, 255, 255, 0.14);
}
.cat-stats__item:first-child {
    border-left: 0;
}

/* S02-A Manufacturing Advantages Icon Grid */
.cat-advgrid {
    gap: 28px;
}
.cat-advgrid__item {
    padding: 34px 28px;
    border-radius: var(--radius-soft);
    background: #fff;
    border: 1px solid var(--line-soft);
    box-shadow: var(--shadow-soft);
    transition: transform var(--transition), box-shadow var(--transition);
}
.cat-advgrid__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}
.cat-advgrid__icon {
    display: block;
    width: 44px;
    height: 44px;
    margin-bottom: 16px;
    object-fit: contain;
}
.cat-advgrid__bar {
    display: block;
    width: 44px;
    height: 3px;
    margin-bottom: 20px;
    background: var(--accent-gold);
}
.cat-advgrid__item h3 {
    margin: 0 0 12px;
    font-size: 1.16rem;
    font-weight: 700;
    color: var(--ink-dark);
}
.cat-advgrid__item p {
    margin: 0;
    font-size: 0.94rem;
    line-height: 1.78;
    color: var(--color-text-muted);
}

/* S03 Customization（Z 型交替图文） + S04-C / S06 图文背书共用 .split-section */
.cat-custom {
    display: flex;
    flex-direction: column;
    gap: 28px;
}
.cat-custom__copy h3 {
    margin: 0 0 16px;
    font-size: 1.5rem;
    color: var(--ink-dark);
}
.cat-custom__copy p {
    margin: 0;
    font-size: 1rem;
    line-height: 1.9;
    color: rgba(26, 21, 22, 0.72);
}
.cat-custom__copy .section-title {
    margin-bottom: 16px;
}
.cat-custom__copy > .cat-advgrid__bar {
    margin-bottom: 18px;
}
.split-section--reverse {
    direction: rtl;
}
.split-section--reverse > * {
    direction: ltr;
}
.category-page .split-section .image-frame {
    aspect-ratio: 4 / 3;
}
.category-page .split-section .image-frame img {
    object-fit: cover;
}

/* S04-B / S05 图文卡网格 */
.cat-photogrid {
    gap: 24px;
}
.cat-photogrid .image-frame {
    aspect-ratio: 1 / 1;
}
.cat-photogrid .image-frame img {
    object-fit: cover;
}

/* S04-A Manufacturing Process（5 步） */
.cat-process {
    margin: 8px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
}
.cat-process__item {
    position: relative;
    padding: 0 28px;
}
.cat-process__item::before {
    content: "";
    position: absolute;
    top: 17px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--line-strong) 12%, var(--line-strong) 88%, transparent);
}
.cat-process__item:first-child::before {
    left: 50%;
}
.cat-process__item:last-child::before {
    right: 50%;
}
.cat-process__num {
    position: relative;
    z-index: 1;
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--brand-burgundy);
    color: #fff;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 16px;
}
.cat-process__body h3 {
    margin: 0 0 10px;
    font-size: 1.05rem;
    color: var(--ink-dark);
}
.cat-process__body p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--color-text-muted);
}

/* S06-A FAQ（手风琴，浅色） */
.cat-faq {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 860px;
}
.cat-faq__item {
    border: 1px solid var(--line-soft);
    background: #fff;
    border-radius: 2px;
}
.cat-faq__q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 26px;
    cursor: pointer;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--ink-dark);
    list-style: none;
}
.cat-faq__q::-webkit-details-marker {
    display: none;
}
.cat-faq__q::after {
    content: "+";
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: inline-grid;
    place-items: center;
    border: 1px solid rgba(212, 175, 55, 0.4);
    color: var(--accent-gold);
    font-size: 1.1rem;
    transition: transform var(--transition);
}
.cat-faq__item[open] .cat-faq__q::after {
    transform: rotate(45deg);
}
.cat-faq__a {
    padding: 0 26px 24px;
}
.cat-faq__a p {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.85;
}

/* 响应式：分类页扩展板块 */
@media (max-width: 980px) {
    .cat-stats__inner {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .cat-stats__item:nth-child(3) {
        border-left: 0;
    }
    .cat-advgrid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .cat-process {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 24px 0;
    }
    .cat-process__item:nth-child(odd)::before {
        left: 50%;
        right: 0;
    }
    .cat-process__item:nth-child(even)::before {
        left: 0;
        right: 50%;
    }
}

@media (max-width: 720px) {
    .cat-stats__inner {
        grid-template-columns: 1fr;
    }
    .cat-stats__item,
    .cat-stats__item:nth-child(3) {
        border-left: 0;
        padding: 20px 16px;
    }
    .cat-stats__item {
        border-top: 1px solid rgba(255, 255, 255, 0.14);
    }
    .cat-stats__item:first-child {
        border-top: 0;
    }
    .cat-advgrid,
    .cat-photogrid {
        grid-template-columns: 1fr;
    }
    .cat-process {
        grid-template-columns: 1fr;
        gap: 8px 0;
    }
    .cat-process__item {
        padding: 0 0 0 56px;
    }
    .cat-process__item::before,
    .cat-process__item:first-child::before,
    .cat-process__item:last-child::before,
    .cat-process__item:nth-child(odd)::before,
    .cat-process__item:nth-child(even)::before {
        left: 17px;
        right: auto;
        top: 0;
        bottom: 0;
        width: 2px;
        height: auto;
        background: linear-gradient(180deg, var(--line-strong), transparent);
    }
    .cat-process__num {
        position: absolute;
        left: 0;
        top: 0;
    }
    .category-page .split-section,
    .cat-custom .split-section {
        grid-template-columns: 1fr;
    }
    .split-section--reverse {
        direction: ltr;
    }
    .cat-faq__q {
        padding: 18px 20px;
    }
    .cat-faq__a {
        padding: 0 20px 20px;
    }
}

/* ===============================================================
   Case Studies — 集合页（page-case-studies）+ 详情页（single-case-study）
   设计沿用 home3 / blog：.section / .container / .card / .image-frame
   分页用 .cat-pagination，卡片筛选沿用 .blog-filter 风格（.case-*）
   =============================================================== */

/* —— Hero / Intro（集合页）—— */
.case-hero {
    padding-top: calc(var(--header-height) + 64px);
    padding-bottom: 40px;
}

.case-hero .section-intro {
    margin-bottom: 0;
}

.case-eyebrow {
    display: inline-block;
    margin-bottom: 16px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

/* —— 分类筛选条 —— */
.case-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    padding-top: 34px;
    border-top: 1px solid var(--line-soft);
}

.case-filter__btn {
    appearance: none;
    cursor: pointer;
    padding: 10px 20px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: transparent;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--ink-soft);
    transition: color var(--transition), background var(--transition), border-color var(--transition);
}

.case-filter__btn:hover {
    border-color: var(--brand-burgundy);
    color: var(--brand-burgundy);
}

.case-filter__btn.is-active {
    background: var(--brand-burgundy);
    border-color: var(--brand-burgundy);
    color: #fff;
}

/* —— 列表网格（3 / 2 / 1 响应式）—— */
.case-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    transition: opacity 0.2s ease;
}

.case-grid.is-loading {
    opacity: 0.5;
}

/* —— 卡片 —— */
.case-card {
    height: 100%;
}

.case-card .image-frame {
    aspect-ratio: 16 / 10;
}

.case-card .image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.case-card:hover .image-frame img {
    transform: scale(1.05);
}

.case-card__ph {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.7);
    background: linear-gradient(135deg, #3a3032, #221c1d);
}

.case-card__cat {
    position: absolute;
    z-index: 2;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--brand-burgundy);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.case-card__body {
    display: flex;
    flex-direction: column;
    padding: 22px 22px 24px;
}

.case-card__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 6px 12px;
    margin-bottom: 12px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.case-card__stat {
    color: var(--brand-burgundy);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0;
}

.case-card__stat-label {
    font-size: 0.72rem;
    font-weight: 700;
}

.case-card__loc::before {
    content: "•";
    margin-right: 8px;
    color: var(--accent-gold);
}

.case-card__title {
    margin: 0 0 12px;
    font-size: 1.28rem;
    line-height: 1.28;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.case-card__title a {
    color: var(--ink-dark);
    text-decoration: none;
    transition: color var(--transition);
}

.case-card__title a:hover {
    color: var(--brand-burgundy);
}

.case-card__excerpt {
    margin: 0 0 18px;
    font-size: 0.92rem;
    line-height: 1.78;
    color: rgba(26, 21, 22, 0.72);
}

.case-card__body .meta-link {
    margin-top: auto;
}

/* —— 列表底栏：计数 + 加载更多 —— */
.case-grid__footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 60px;
}

.case-count {
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    color: var(--color-text-muted);
}

.case-loadmore {
    min-width: 190px;
}

.case-loadmore[disabled] {
    opacity: 0.6;
    cursor: wait;
}

.case-empty {
    grid-column: 1 / -1;
    padding: 60px 0;
    text-align: center;
    font-size: 1.05rem;
    color: var(--color-text-muted);
}

/* —— 卡片解决关键词标签（P07 S02：solutionTags） —— */
.case-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0 0 16px;
}

.case-card__tag {
    padding: 4px 10px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: var(--color-bg-secondary);
    color: var(--color-text-muted);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.03em;
}

/* ===============================================================

   S03 What These Projects Prove（案例集合页能力总结卡片）

   =============================================================== */
.case-proof-section {
    background: #fff;
}

.case-proof {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin-top: 48px;
}

.case-proof__item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 28px 24px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: var(--color-bg-secondary);
    transition: transform var(--transition), box-shadow var(--transition);
}

.case-proof__item:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px -40px rgba(26, 21, 22, 0.45);
}

.case-proof__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    margin-bottom: 16px;
    border-radius: var(--radius-soft);
    background: var(--brand-burgundy);
    color: #fff;
}

.case-proof__icon svg {
    width: 22px;
    height: 22px;
}

.case-proof__title {
    margin: 0 0 10px;
    font-size: 1.05rem;
    line-height: 1.4;
    font-weight: 700;
}

.case-proof__text {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.75;
    color: rgba(26, 21, 22, 0.72);
}

.case-proof__cta {
    justify-content: center;
    margin-top: 44px;
}

@media (max-width: 980px) {
    .case-proof {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .case-proof {
        grid-template-columns: 1fr;
    }
}

/* ===============================================================
   Case Study 详情页（single-case-study）
   结构对齐策划文档 Case-Study-*.md：S01 Hero / S02 Background&Challenge /
   S03 Solution / S04 Result&Testimonial / S05 Capabilities
   =============================================================== */

.single-case-main {
    padding-top: var(--header-height);
    background: var(--color-bg-secondary);
}

/* —— S01 Hero —— */
.case-hero-detail {
    background: #fff;
}

.case-hero-detail > .container {
    padding-top: 36px;
    padding-bottom: 64px;
}

.case-hero-detail__grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-top: 36px;
}

.case-hero-detail__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0 0;
}

.case-badge {
    padding: 8px 16px;
    border: 1px solid var(--line-soft);
    border-radius: 999px;
    background: var(--color-bg-secondary);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--ink-soft);
}

.case-badge:first-child {
    border-color: var(--brand-burgundy);
    color: var(--brand-burgundy);
    font-weight: 700;
}

.case-hero-detail__title {
    margin: 18px 0 24px;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.1;
    letter-spacing: -0.015em;
    color: var(--ink-dark);
    font-weight: 700;
}

.case-hero-detail__summary {
    max-width: 62ch;
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(26, 21, 22, 0.78);
}

.case-hero-detail__summary p {
    margin: 0 0 16px;
}

.case-hero-detail__summary p:last-child {
    margin-bottom: 0;
}

.case-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.case-keyword {
    padding: 7px 14px;
    border-radius: 999px;
    background: var(--brand-burgundy);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.04em;
}

.case-hero-detail__media {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius-soft);
}

.case-hero-detail__media img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* —— S02 Client Background & Challenge —— */
.case-bg-section {
    background: var(--color-bg-tertiary);
}

.case-bg {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: stretch;
}

.case-bg__card {
    padding: 40px 36px;
    border-radius: var(--radius-soft);
    background: #fff;
    border: 1px solid var(--line-soft);
    border-left: 4px solid #c0392b;
}

.case-bg__card--challenge {
    border-left-color: var(--brand-burgundy);
}

.case-bg__tag {
    display: inline-block;
    margin-bottom: 20px;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

.case-bg__text {
    font-size: 1rem;
    line-height: 1.8;
}

.case-bg__text p {
    margin: 0 0 14px;
}

.case-bg__text p:last-child {
    margin-bottom: 0;
}

.case-bg__media-wrap {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 28px;
}

.case-bg__media-wrap--two {
    grid-template-columns: 1fr 1fr;
}

.case-bg__media {
    aspect-ratio: 9 / 6;
    overflow: hidden;
    border-radius: var(--radius-soft);
    background: var(--color-bg-tertiary);
}

.case-bg__media img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* —— S03 Cossni Solution（3 卡或 4 步自适应）—— */
.case-solution-section {
    background: #fff;
}

.case-solution {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    align-items: stretch;
}

.case-solution__item {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 24px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: var(--color-bg-secondary);
    transition: transform var(--transition), box-shadow var(--transition);
}

.case-solution__item:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}

.case-solution__media {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius-soft);
    margin-bottom: 20px;
    background: var(--color-bg-tertiary);
}

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

.case-solution__num {
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    color: var(--accent-gold);
    margin-bottom: 8px;
}

.case-solution__title {
    margin: 0 0 12px;
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--ink-dark);
}

.case-solution__text {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--ink-soft);
}

/* —— S04 Result & Testimonial —— */
.case-result-section {
    background: var(--color-bg-tertiary);
}

.case-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.case-results__item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 140px;
    padding: 26px 24px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: #fff;
    transition: transform var(--transition), box-shadow var(--transition);
}

.case-results__item:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
}

.case-results__item--plain {
    min-height: 110px;
}

.case-results__value {
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1;
    color: var(--brand-burgundy);
}

.case-results__label {
    margin-top: 10px;
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--ink-dark);
}

.case-results__item--plain .case-results__label {
    margin-top: 0;
    font-size: 1.05rem;
}

.case-result__split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-top: 48px;
}

.case-result__media {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius-soft);
    background: var(--color-bg-tertiary);
}

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

.case-testimonial {
    padding: 40px 36px;
    border-radius: var(--radius-soft);
    background: var(--brand-burgundy);
    color: rgba(255, 255, 255, 0.92);
}

.case-testimonial__mark {
    font-size: 3rem;
    line-height: 1;
    color: var(--accent-gold);
    font-family: "Cormorant Garamond", serif;
}

.case-testimonial__quote {
    margin: 16px 0 24px;
    font-size: 1.15rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.95);
}

.case-testimonial__author {
    display: block;
    margin-bottom: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent-gold);
}

.case-testimonial .button-primary {
    background: #fff;
    color: var(--brand-burgundy);
}

.case-testimonial .button-primary:hover {
    background: #f0e9df;
}

/* —— S05 Related Capabilities —— */
.case-caps-section {
    background: #fff;
}

.case-caps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.case-caps__item {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 32px 28px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-soft);
    background: var(--color-bg-secondary);
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.case-caps__item:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px -26px rgba(26, 21, 22, 0.42);
    border-color: var(--brand-burgundy);
}

.case-caps__title {
    margin: 0 0 12px;
    padding-right: 28px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ink-dark);
}

.case-caps__text {
    margin: 0;
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--ink-soft);
}

.case-caps__link {
    position: absolute;
    top: 30px;
    right: 24px;
    font-size: 1.4rem;
    color: var(--brand-burgundy);
}

.case-caps__cta {
    margin-top: 44px;
}

/* —— 底部 CTA —— */
.case-cta-section {
    background: #fff;
}

.case-cta {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.case-cta__form .form-container {
    border: none;
    border-radius: var(--radius-soft);
    padding: 0;
    background: transparent;
    box-shadow: none;
}

.case-cta__aside .section-copy {
    margin-bottom: 16px;
}

.case-cta__aside .button {
    display: inline-block;
}

/* —— 响应式 —— */
@media (max-width: 980px) {
    .case-hero-detail__grid,
    .case-cta,
    .case-result__split,
    .case-bg {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .case-caps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 720px) {
    .case-caps {
        grid-template-columns: 1fr;
    }

    .case-bg__media-wrap--two {
        grid-template-columns: 1fr;
    }

    .case-bg__media {
    aspect-ratio: 3 / 4;
    }
}

@media (max-width: 460px) {
    .case-results {
        grid-template-columns: 1fr;
    }
}