/* ============================================================
   新会陈皮网 - 统一主题样式 theme.css
   合并自: products.css + index/about/services/cases/news/mark/join.html
   说明: 通用基础/组件样式只写一次；各页面特有样式按页面分隔；
        同选择器在不同页面有差异时保留多个定义并注明来源，由层叠处理。
   注意: CSS 位于 css/ 目录，图片路径已统一为 ../images/
   ============================================================ */

/* ============================================================
   ===== 1. Base / Reset (通用基础) =====
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }
    * { font-family: 'Noto Serif SC', serif; }
.font-mono { font-family: 'Space Mono', monospace; }

body {
  font-family: 'Noto Serif SC', serif;
  background-color: #FDF8F0;
  color: #6B4423;
  overflow-x: hidden;
}
html { scroll-behavior: smooth; }

/* ===== 自定义滚动条 ===== */
/* 通用细滚动条 (index/cases/news/join) */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #FDF8F0; }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, #C4753B, #8B4A1D); border-radius: 3px; }
/* 服务/标记页较粗滚动条 (services/mark) */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #FAF5EB; }
::-webkit-scrollbar-thumb { background: #C9A962; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #C4753B; }

/* ===== 通用工具类 (各页共享，products.css 未覆盖部分) ===== */

/* 滚动显示动画 (通用; services 页 50px/0.9s 变体见 services 段) */
.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }
.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.reveal-scale.revealed { opacity: 1; transform: scale(1); }

/* 纹理背景 - 仅设背景色，噪点由 ::before 伪元素提供 */
.texture-paper {
  background-color: #FAF5EB;
  position: relative;
}
.texture-paper::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23noise)' opacity='0.12'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

/* 墨迹效果 */
.ink-splash {
  position: absolute;
  background: radial-gradient(ellipse at center, rgba(196, 117, 59, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
}

/* 浮动动画 */
.float-organic { animation: floatOrganic 7s ease-in-out infinite; }
@keyframes floatOrganic {
  0%, 100% { transform: translate(0, 0) rotate(-2deg); }
  25% { transform: translate(10px, -15px) rotate(1deg); }
  50% { transform: translate(-5px, -10px) rotate(2deg); }
  75% { transform: translate(-15px, -20px) rotate(-1deg); }
}

/* 有机形状 */
.organic-blob { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; animation: morph 8s ease-in-out infinite; }
@keyframes morph {
  0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
  25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
  50% { border-radius: 50% 60% 30% 60% / 30% 60% 70% 40%; }
  75% { border-radius: 60% 40% 60% 30% / 70% 30% 50% 60%; }
}

/* 金色装饰线 */
.gold-line { width: 60px; height: 2px; background: linear-gradient(90deg, #C4753B, #C9A962); }

/* 标题装饰 */
.section-title-deco { position: relative; display: inline-block; }
.section-title-deco::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #C4753B 0%, #C9A962 50%, transparent 100%);
}

/* 悬浮按钮 */
.hover-lift { transition: transform 0.3s ease, box-shadow 0.3s ease; }
.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -8px rgba(196, 117, 59, 0.25);
}

/* 边框动画 */
.border-animate { position: relative; }
.border-animate::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #C4753B, #C9A962);
  transition: width 0.4s ease;
}
.border-animate:hover::after { width: 100%; }

/* ===== 导航栏补充 (products.css 已含 .nav-link/.nav-scrolled 等) ===== */
/* Logo容器 */
.logo-container {
  filter: drop-shadow(0 4px 8px rgba(139, 74, 29, 0.2));
  transition: filter 0.3s ease;
}
.logo-container:hover { filter: drop-shadow(0 8px 16px rgba(139, 74, 29, 0.3)); }

/* 导航胶囊按钮 */
.nav-pill { position: relative; padding: 6px 16px; border-radius: 9999px; transition: all 0.3s ease; }
.nav-pill::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background: linear-gradient(135deg, #C4753B, #C9A962);
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s ease;
}
.nav-pill:hover::before { opacity: 1; transform: scale(1); }
.nav-pill span { position: relative; z-index: 1; }
.nav-pill:hover span { color: white; }

/* banner 上真伪查询按钮白色文字 (about/mark/services) */
nav:not(.nav-scrolled) .text-chenpi-brown\/70 { color: rgba(255,255,255,0.8) !important; }
nav:not(.nav-scrolled) .text-chenpi-brown\/70:hover { color: #FFFFFF !important; }

/* ===== 边框按钮 (join) ===== */
.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ===== 页脚移动端通用 (index/news/join) ===== */
@media (max-width: 768px) {
  footer .grid { grid-template-columns: 1fr !important; gap: 1.5rem; text-align: left; }
  footer .md\:col-span-1:first-child { display: flex; flex-direction: column; align-items: flex-start; }
  footer .flex.space-x-3 { justify-content: flex-start; }
  footer h4 { font-size: 0.95rem; margin-bottom: 0.75rem; }
  footer ul { display: flex; flex-wrap: wrap; gap: 0 1.5rem; }
  footer ul li { text-align: left; }
  footer ul li a { font-size: 0.8rem; }
  footer p.text-white\/80 { font-size: 0.8rem; }
  .fixed.bottom-8.right-8 { bottom: 1.5rem; right: 1rem; }
  .fixed.bottom-8.right-8 .w-12 { width: 48px; height: 48px; }
  .fixed.bottom-8.right-8 .fixed { bottom: auto; }
  section { padding-top: 4rem !important; padding-bottom: 4rem !important; }
  .section-title { font-size: 2rem !important; }
  .font-calligraphy { font-size: 1.8rem !important; }
  .hero-decoration,
  .section-decoration { display: none !important; }
}

/* ============================================================
   ===== 2. Products Page (产品页 - 源自 products.css) =====
   ============================================================ */
    * { font-family: 'Noto Serif SC', serif; }
    .font-mono { font-family: 'Space Mono', monospace; }

    /* Gradient text */
    .gradient-text {
      background: linear-gradient(135deg, #C4753B, #C9A962);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    /* Primary button */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.75rem 2rem;
      background: linear-gradient(135deg, #C4753B, #9B4D2E);
      color: #fff;
      font-weight: 600;
      border-radius: 0.5rem;
      transition: all 0.3s ease;
      box-shadow: 0 4px 14px rgba(196, 117, 59, 0.3);
      text-decoration: none;
      border: none;
      cursor: pointer;
      font-family: 'Noto Serif SC', serif;
      font-size: 1rem;
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(196, 117, 59, 0.4);
    }

    /* Reveal animation */
    .reveal-up {
      opacity: 0;
      transform: translateY(40px);
      transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .reveal-up.revealed {
      opacity: 1;
      transform: translateY(0);
    }

    /* Banner background */
    .banner-bg {
      background: url('../images/orchard-bg.jpg') center center / cover no-repeat;
      position: relative;
    }
    .banner-bg::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(107,68,35,0.75) 0%, rgba(155,77,46,0.6) 50%, rgba(196,117,59,0.45) 100%);
      z-index: 0;
    }

    /* CTA background - 陈皮仓库陈化室 */
    .cta-bg {
      background: url('../images/ai-cta-bg.jpg') center center / cover no-repeat;
      position: relative;
    }
    .cta-bg::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(107,68,35,0.85) 0%, rgba(139,74,29,0.7) 50%, rgba(155,77,46,0.65) 100%);
      z-index: 0;
    }

    /* Card hover */
    .card-hover {
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .card-hover:hover {
      transform: translateY(-6px);
      box-shadow: 0 12px 32px rgba(107, 68, 35, 0.15);
    }

    /* Year tag */
    .year-tag {
      padding: 0.5rem 1.25rem;
      border-radius: 9999px;
      font-size: 0.875rem;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.3s ease;
      border: 1.5px solid #C4753B;
      color: #C4753B;
      background: transparent;
      font-family: 'Noto Serif SC', serif;
    }
    .year-tag:hover,
    .year-tag.active {
      background: #C4753B;
      color: #fff;
    }

    /* Smooth scroll */
    html { scroll-behavior: smooth; }

    /* Product card image placeholder */
    .product-img-placeholder {
      background: linear-gradient(135deg, #FAF5EB, #FDF8F0);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    /* Article card image */
    .article-img {
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    }

    /* Nav active */
    .nav-link {
        position: relative;
        transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
        color: #FFFFFF !important;
    }
    .nav-link:hover {
        color: #FFFFFF !important;
    }
    .nav-link.active {
        background: linear-gradient(90deg, #C4753B, #C9A962);
        color: #FFFFFF !important;
        box-shadow: 0 4px 12px rgba(196, 117, 59, 0.3);
    }

    /* 首页浅色背景导航 - 深色文字 */
    .nav-light .nav-link {
        color: #6B4423 !important;
    }
    .nav-light .nav-link:hover {
        color: #C4753B !important;
    }
    .nav-light .nav-link.active {
        background: linear-gradient(90deg, #C4753B, #C9A962);
        color: #FFFFFF !important;
    }
    .nav-light .text-chenpi-brown\/70 {
        color: rgba(107,68,35,0.7) !important;
    }
    .nav-light #mobileMenuBtn span {
        background: #6B4423;
    }

    /* 导航栏滚动状态 */
    .nav-scrolled {
        background: rgba(253, 248, 240, 0.92);
        backdrop-filter: blur(20px) saturate(1.5);
        box-shadow: 0 1px 0 rgba(196, 117, 59, 0.08), 0 4px 20px rgba(0, 0, 0, 0.03);
    }
    /* 默认状态（banner上）真伪查询按钮文字白色 */
    .nav-inner .text-chenpi-brown\/70 {
        color: rgba(255,255,255,0.8) !important;
    }
    /* 滚动后导航文字变为深色 */
    .nav-scrolled .nav-link {
        color: #6B4423 !important;
    }
    .nav-scrolled .nav-link:hover {
        color: #C4753B !important;
        background: rgba(196, 117, 59, 0.08);
    }
    .nav-scrolled .nav-link.active {
        background: linear-gradient(90deg, #C4753B, #C9A962);
        color: #FFFFFF !important;
        box-shadow: 0 4px 12px rgba(196, 117, 59, 0.3);
    }
    /* 滚动后真伪查询按钮文字恢复深色 */
    .nav-scrolled .text-chenpi-brown\/70 {
        color: rgba(107,68,35,0.7) !important;
    }
    /* 滚动后移动端汉堡菜单按钮颜色 */
    .nav-scrolled #mobileMenuBtn span {
        background: #6B4423;
    }

    /* ===== 新会核心产区地图样式 ===== */
    .xinhui-map-container {
      position: relative;
      width: 100%;
      max-width: 600px;
      margin: 0 auto;
    }

    /* 新会区简化地图轮廓 - 使用CSS绘制 */
    .xinhui-map {
      width: 100%;
      position: relative;
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
      margin: 0;
      padding: 0;
      border-radius: 16px;
      overflow: hidden;
    }
    .xinhui-map img {
      width: 100%;
      display: block;
    }

    /* 地图背景纹理 - 树木/丘陵 */
    .xinhui-map::before {
      display: none;
    }

    /* 新会区轮廓形状 - 绿色渐变 */
    .xinhui-outline {
      position: absolute;
      width: 80%;
      height: 75%;
      top: 12%;
      left: 10%;
      background: linear-gradient(145deg, #81C784 0%, #66BB6A 40%, #4CAF50 100%);
      clip-path: polygon(
        30% 5%, 55% 8%, 75% 15%, 88% 25%, 92% 40%, 
        90% 55%, 85% 70%, 75% 82%, 60% 88%, 40% 92%, 
        20% 88%, 8% 75%, 5% 55%, 8% 35%, 15% 20%
      );
      box-shadow: 0 8px 32px rgba(46, 125, 50, 0.25);
    }

    /* 内部区域划分 */
    .region-area {
      position: absolute;
      background: linear-gradient(145deg, rgba(253, 248, 240, 0.9), rgba(250, 245, 235, 0.8));
      border: 2px solid rgba(196, 117, 59, 0.3);
      border-radius: 12px;
      transition: all 0.3s ease;
    }

    .region-area:hover {
      background: linear-gradient(145deg, rgba(253, 248, 240, 1), rgba(250, 245, 235, 0.95));
      border-color: rgba(196, 117, 59, 0.6);
      box-shadow: 0 4px 16px rgba(196, 117, 59, 0.2);
    }

    /* 核心产区标记点 - 黄色实心圆 + 黑色地名（始终显示） */
    .region-marker {
      position: absolute;
      cursor: pointer;
      z-index: 10;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2px;
      transition: all 0.3s ease;
    }

    .marker-dot {
      width: 14px;
      height: 14px;
      background: #FFC107;
      border-radius: 50%;
      box-shadow: 0 2px 8px rgba(255, 193, 7, 0.5);
      position: relative;
      transition: all 0.3s ease;
    }

    .marker-pulse {
      position: absolute;
      inset: -4px;
      border-radius: 50%;
      border: 2px solid #FFC107;
      opacity: 0;
      animation: markerPulse 2s infinite;
    }

    @keyframes markerPulse {
      0% { transform: scale(0.8); opacity: 0.8; }
      100% { transform: scale(1.6); opacity: 0; }
    }

    .region-marker:hover .marker-dot,
    .region-marker.active .marker-dot {
      transform: scale(1.3);
      box-shadow: 0 3px 12px rgba(255, 193, 7, 0.7);
    }

    /* 核心产区地名标签 - 始终显示 */
    .marker-label {
      font-size: 12px;
      font-weight: 700;
      color: #1B5E20;
      white-space: nowrap;
      text-shadow: 0 1px 3px rgba(255, 255, 255, 0.8);
      pointer-events: none;
    }

    .region-marker:hover .marker-label,
    .region-marker.active .marker-label {
      color: #1B5E20;
    }

    /* 普通产区标记 - 白色小圆点 + 灰色地名 */
    .map-place {
      position: absolute;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1px;
      z-index: 5;
      pointer-events: none;
    }

    .map-place-dot {
      width: 6px;
      height: 6px;
      background: rgba(255, 255, 255, 0.9);
      border-radius: 50%;
      box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
    }

    .map-place-name {
      font-size: 10px;
      color: rgba(27, 94, 32, 0.6);
      white-space: nowrap;
    }

    /* 行政中心标记 - 五角星 */
    .map-capital {
      position: absolute;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 2px;
      z-index: 6;
      pointer-events: none;
    }

    .map-capital-star {
      font-size: 16px;
      color: #FFFFFF;
      text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    }

    .map-capital-name {
      font-size: 11px;
      font-weight: 600;
      color: #1B5E20;
      text-shadow: 0 1px 3px rgba(255, 255, 255, 0.8);
    }

    /* "核心产区"标注 */
    .core-area-label {
      position: absolute;
      top: 8%;
      right: 8%;
      background: #FFC107;
      color: #1B5E20;
      padding: 6px 14px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 700;
      box-shadow: 0 3px 12px rgba(255, 193, 7, 0.4);
      z-index: 15;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .core-area-label::before {
      content: '';
      width: 0;
      height: 0;
      border-top: 5px solid transparent;
      border-bottom: 5px solid transparent;
      border-right: 8px solid #FFC107;
    }

    /* 产区位置 - 天马 */
    .marker-tianma { top: 35%; left: 45%; }
    /* 产区位置 - 茶坑 */
    .marker-chakeng { top: 50%; left: 35%; }
    /* 产区位置 - 东甲 */
    .marker-dongjia { top: 45%; left: 58%; }
    /* 产区位置 - 西甲 */
    .marker-xijia { top: 60%; left: 48%; }

    /* 地图标题 */
    .map-title {
      position: absolute;
      top: 8%;
      left: 50%;
      transform: translateX(-50%);
      background: rgba(255, 255, 255, 0.95);
      padding: 8px 20px;
      border-radius: 20px;
      font-size: 14px;
      font-weight: 600;
      color: #6B4423;
      box-shadow: 0 2px 12px rgba(107, 68, 35, 0.1);
    }

    /* 产区详情弹窗 */
    .region-popup {
      position: absolute;
      background: white;
      border-radius: 16px;
      padding: 20px;
      box-shadow: 0 12px 40px rgba(107, 68, 35, 0.2);
      border: 1px solid rgba(196, 117, 59, 0.15);
      width: 280px;
      z-index: 20;
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: all 0.3s ease;
    }

    .region-popup.active {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .region-popup::before {
      content: '';
      position: absolute;
      bottom: -8px;
      left: 50%;
      transform: translateX(-50%);
      border-left: 8px solid transparent;
      border-right: 8px solid transparent;
      border-top: 8px solid white;
    }

    /* 产区列表项 */
    .region-list-item {
      cursor: pointer;
      transition: all 0.3s ease;
      border: 2px solid transparent;
    }

    .region-list-item:hover,
    .region-list-item.active {
      border-color: #C4753B;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.05), rgba(201, 169, 98, 0.05));
    }

    .region-list-item.active {
      box-shadow: 0 4px 16px rgba(196, 117, 59, 0.15);
    }

    /* ===== Region Cards Grid ===== */
    .region-cards-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1rem;
    }

    /* ===== Region Tabs ===== */
    .region-tabs-container {
      background: #fff;
      border-radius: 1rem;
      border: 1px solid rgba(196, 117, 59, 0.08);
      box-shadow: 0 4px 16px rgba(107, 68, 35, 0.04);
      overflow: hidden;
    }

    .region-tabs-nav {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0.5rem;
      padding-bottom: 0.5rem;
      background: linear-gradient(180deg, #FAF5EB, #FDF8F0);
      border-bottom: 1px solid rgba(196, 117, 59, 0.08);
    }

    .region-tab-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 0.875rem 1rem;
      border-radius: 16px;
      background: transparent;
      cursor: pointer;
      transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      font-size: 0.9375rem;
      font-weight: 600;
      color: rgba(107, 68, 35, 0.55);
      font-family: 'Noto Serif SC', serif;
      position: relative;
      user-select: none;
    }

    .region-tab-btn:hover {
      background: rgba(196, 117, 59, 0.06);
      color: rgba(107, 68, 35, 0.7);
    }

    .region-tab-btn.active {
      background: linear-gradient(135deg, #C4753B, #C9A962);
      color: #fff;
      box-shadow: 0 4px 16px rgba(196, 117, 59, 0.25);
    }

    @media (max-width: 768px) {
      .region-tabs-nav {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.375rem;
        padding: 0.375rem;
      }
      .region-tab-btn {
        padding: 0.625rem 0.5rem;
        font-size: 0.75rem;
        border-radius: 12px;
      }
    }

    .region-tabs-content {
      padding: 1.5rem;
    }

    .region-tab-panel {
      display: none;
      animation: fadeIn 0.3s ease;
    }

    .region-tab-panel.active {
      display: block;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(8px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .region-panel-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1rem;
    }

    .region-panel-icon {
      width: 56px;
      height: 56px;
      border-radius: 14px;
      background: linear-gradient(135deg, #C4753B, #C9A962);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 16px rgba(196, 117, 59, 0.2);
    }

    .region-panel-char {
      font-size: 1.5rem;
      font-weight: 700;
      color: #fff;
      font-family: 'Noto Serif SC', serif;
    }

    .region-panel-badge {
      font-size: 0.875rem;
      font-weight: 700;
      color: #C4753B;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.15), rgba(201, 169, 98, 0.1));
      padding: 0.5rem 1rem;
      border-radius: 9999px;
      letter-spacing: 0.05em;
    }

    .region-panel-name {
      font-size: 1.5rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 0.75rem;
      font-family: 'Noto Serif SC', serif;
    }

    .region-panel-location {
      font-size: 0.875rem;
      color: rgba(107, 68, 35, 0.5);
      margin-bottom: 1rem;
      line-height: 1.6;
    }

    .region-panel-desc {
      font-size: 0.9375rem;
      color: rgba(107, 68, 35, 0.7);
      line-height: 1.8;
      margin-bottom: 1.25rem;
    }

    .region-panel-features {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 0.75rem;
      margin-bottom: 1.25rem;
    }

    .region-feature {
      display: flex;
      align-items: flex-start;
      gap: 0.5rem;
      padding: 0.75rem;
      background: #FAF5EB;
      border-radius: 0.75rem;
    }

    .region-feature-icon {
      font-size: 1.25rem;
      line-height: 1;
    }

    .region-feature-text {
      font-size: 0.75rem;
      color: rgba(107, 68, 35, 0.7);
      line-height: 1.5;
    }

    .region-panel-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .region-panel-tag {
      font-size: 0.75rem;
      color: rgba(107, 68, 35, 0.6);
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.08), rgba(201, 169, 98, 0.06));
      padding: 0.375rem 0.75rem;
      border-radius: 6px;
      border: 1px solid rgba(196, 117, 59, 0.1);
    }

    @media (max-width: 768px) {
      .region-tabs-content {
        padding: 1rem;
      }
      .region-panel-icon {
        width: 48px;
        height: 48px;
      }
      .region-panel-char {
        font-size: 1.25rem;
      }
      .region-panel-name {
        font-size: 1.25rem;
      }
      .region-panel-features {
        grid-template-columns: 1fr;
        gap: 0.5rem;
      }
      .region-feature {
        padding: 0.5rem;
      }
    }

    .region-card {
      background: #fff;
      border-radius: 1rem;
      padding: 1.25rem;
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(196, 117, 59, 0.08);
      transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      box-shadow: 0 4px 16px rgba(107, 68, 35, 0.04);
    }

    .region-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 32px rgba(196, 117, 59, 0.12);
      border-color: rgba(196, 117, 59, 0.2);
    }

    .region-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, #C4753B, #C9A962);
      opacity: 0;
      transition: opacity 0.3s ease;
    }

    .region-card:hover::before {
      opacity: 1;
    }

    .region-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 0.75rem;
    }

    .region-card-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: linear-gradient(135deg, #C4753B, #C9A962);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(196, 117, 59, 0.2);
    }

    .region-card-char {
      font-size: 1.25rem;
      font-weight: 700;
      color: #fff;
      font-family: 'Noto Serif SC', serif;
    }

    .region-card-badge {
      font-size: 0.75rem;
      font-weight: 700;
      color: #C4753B;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.12), rgba(201, 169, 98, 0.08));
      padding: 0.35rem 0.75rem;
      border-radius: 9999px;
      letter-spacing: 0.05em;
    }

    .region-card-name {
      font-size: 1.125rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 0.5rem;
      font-family: 'Noto Serif SC', serif;
    }

    .region-card-location {
      font-size: 0.75rem;
      color: rgba(107, 68, 35, 0.5);
      margin-bottom: 0.75rem;
      line-height: 1.5;
    }

    .region-card-desc {
      font-size: 0.8125rem;
      color: rgba(107, 68, 35, 0.7);
      line-height: 1.7;
      margin-bottom: 0.75rem;
    }

    .region-card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .region-tag {
      font-size: 0.6875rem;
      color: rgba(107, 68, 35, 0.55);
      background: #FAF5EB;
      padding: 0.25rem 0.5rem;
      border-radius: 4px;
    }

    /* Individual card accent colors */
    .region-card-meijiang:hover::before { background: linear-gradient(90deg, #C4753B, #D4945A); }
    .region-card-dongjia:hover::before { background: linear-gradient(90deg, #C9A962, #D4BC7E); }
    .region-card-tianma:hover::before { background: linear-gradient(90deg, #9B4D2E, #C4753B); }
    .region-card-chakeng:hover::before { background: linear-gradient(90deg, #6B4423, #9B4D2E); }

    .region-card-meijiang .region-card-badge { color: #C4753B; }
    .region-card-dongjia .region-card-badge { color: #C9A962; }
    .region-card-tianma .region-card-badge { color: #9B4D2E; }
    .region-card-chakeng .region-card-badge { color: #6B4423; }

    @media (max-width: 768px) {
      .region-cards-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
      }
      .region-card {
        padding: 1rem;
      }
      .region-card-icon {
        width: 40px;
        height: 40px;
      }
      .region-card-char {
        font-size: 1.125rem;
      }
    }

    /* 响应式地图 */
    @media (max-width: 768px) {
      .xinhui-map img {
        border-radius: 12px;
      }
      .region-marker {
        width: 28px;
        height: 28px;
      }
      .region-marker svg {
        width: 14px;
        height: 14px;
      }
      .marker-label {
        font-size: 11px;
        padding: 3px 8px;
        top: -24px;
      }
      .region-popup {
        width: 240px;
        padding: 16px;
      }
    }

    /* 衍生品标签 */
    .derivative-tag {
      display: inline-block;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 500;
      background: linear-gradient(135deg, #C4753B, #9B4D2E);
      color: white;
    }

    /* ===== 陈皮知识区域 - 杂志风格横向卡片 ===== */
    .knowledge-section {
      position: relative;
      overflow: hidden;
    }
    /* 装饰元素 - 水墨晕染背景 */
    .knowledge-section::before {
      content: '';
      position: absolute;
      top: -20%;
      right: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(ellipse at center, rgba(196, 117, 59, 0.06) 0%, transparent 70%);
      border-radius: 50%;
      filter: blur(60px);
      pointer-events: none;
    }
    .knowledge-section::after {
      content: '';
      position: absolute;
      bottom: -15%;
      left: -5%;
      width: 300px;
      height: 300px;
      background: radial-gradient(ellipse at center, rgba(201, 169, 98, 0.08) 0%, transparent 70%);
      border-radius: 50%;
      filter: blur(50px);
      pointer-events: none;
    }
    /* 横向知识卡片 */
    .knowledge-card {
      display: flex;
      flex-direction: row;
      background: linear-gradient(135deg, #FFFFFF 0%, #FDF8F0 100%);
      border-radius: 20px;
      overflow: hidden;
      border: 1px solid rgba(196, 117, 59, 0.1);
      box-shadow: 0 4px 20px rgba(107, 68, 35, 0.06);
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      position: relative;
    }
    .knowledge-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 0;
      background: linear-gradient(180deg, #C4753B, #C9A962);
      transition: height 0.4s ease;
    }
    .knowledge-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 20px 40px rgba(196, 117, 59, 0.12);
      border-color: rgba(196, 117, 59, 0.2);
    }
    .knowledge-card:hover::before {
      height: 100%;
    }
    /* 卡片图片区域 */
    .knowledge-card-image {
      flex: 0 0 40%;
      position: relative;
      overflow: hidden;
      min-height: 200px;
    }
    .knowledge-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .knowledge-card:hover .knowledge-card-image img {
      transform: scale(1.05);
    }
    .knowledge-card-image::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent 70%, rgba(255,255,255,0.3) 100%);
    }
    /* 卡片内容区域 */
    .knowledge-card-content {
      flex: 0 0 60%;
      padding: 2rem 2.5rem;
      display: flex;
      flex-direction: column;
      position: relative;
    }
    /* 装饰编号 */
    .knowledge-card-number {
      position: absolute;
      top: 1rem;
      right: 1.5rem;
      font-family: 'Space Mono', monospace;
      font-size: 3rem;
      font-weight: 700;
      color: rgba(196, 117, 59, 0.08);
      line-height: 1;
      user-select: none;
    }
    .knowledge-card-tag {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.5rem 1rem;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.1), rgba(201, 169, 98, 0.08));
      border-radius: 20px;
      font-size: 0.75rem;
      font-weight: 600;
      color: #C4753B;
      letter-spacing: 0.05em;
      margin-bottom: 1rem;
    }
    .knowledge-card-tag::before {
      content: '';
      width: 6px;
      height: 6px;
      background: #C4753B;
      border-radius: 50%;
    }
    .knowledge-card-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 0.75rem;
      line-height: 1.4;
      transition: color 0.3s ease;
    }
    .knowledge-card:hover .knowledge-card-title {
      color: #C4753B;
    }
    .knowledge-card-desc {
      font-size: 0.9rem;
      color: rgba(107, 68, 35, 0.65);
      line-height: 1.8;
      flex: 1;
    }
    .knowledge-card-link {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      font-size: 0.875rem;
      color: #C4753B;
      font-weight: 500;
      margin-top: 1rem;
      transition: all 0.3s ease;
    }
    .knowledge-card-link svg {
      width: 16px;
      height: 16px;
      transition: transform 0.3s ease;
    }
    .knowledge-card:hover .knowledge-card-link svg {
      transform: translateX(4px);
    }
    /* 知识卡片网格布局 - 左右两栏 */
    .knowledge-grid {
      display: flex;
      gap: 1.5rem;
    }
    /* 左栏 - featured 文章 */
    .knowledge-featured {
      flex: 0 0 40%;
      display: flex;
      flex-direction: column;
    }
    .knowledge-featured .knowledge-card {
      flex-direction: column;
      flex: 1;
    }
    .knowledge-featured .knowledge-card-image {
      flex: none;
      height: 160px;
    }
    .knowledge-featured .knowledge-card-content {
      flex: 0 0 auto;
      padding: 1rem 1.25rem;
    }
    .knowledge-featured .knowledge-card-desc {
      display: block;
      font-size: 0.875rem;
      color: rgba(107, 68, 35, 0.7);
      line-height: 1.6;
      margin-top: 0.5rem;
    }
    .knowledge-featured .knowledge-card-title {
      font-size: 1.375rem;
    }
    .knowledge-featured .knowledge-card-number {
      font-size: 3rem;
      top: 1rem;
      right: 1.5rem;
    }
    /* 右栏 - 文章列表 */
    .knowledge-list {
      flex: 0 0 60%;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      height: 100%;
    }
    .knowledge-list-item {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding: 0.75rem 1rem;
      background: linear-gradient(135deg, #FFFFFF 0%, #FDF8F0 100%);
      border-radius: 16px;
      border: 1px solid rgba(196, 117, 59, 0.08);
      box-shadow: 0 2px 12px rgba(107, 68, 35, 0.04);
      transition: all 0.3s ease;
      cursor: pointer;
      text-decoration: none;
      flex: 1;
      min-height: 0;
    }
    .knowledge-list-item:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 24px rgba(196, 117, 59, 0.1);
      border-color: rgba(196, 117, 59, 0.2);
    }
    .knowledge-list-thumb {
      flex: 0 0 80px;
      height: 80px;
      border-radius: 10px;
      overflow: hidden;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    }
    .knowledge-list-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .knowledge-list-info {
      flex: 1;
      min-width: 0;
      padding: 0.25rem 0;
    }
    .knowledge-list-number {
      font-family: 'Space Mono', monospace;
      font-size: 2.5rem;
      font-weight: 700;
      color: rgba(196, 117, 59, 0.12);
      line-height: 1;
      margin-left: auto;
      padding-left: 0.5rem;
    }
    .knowledge-list-tag {
      display: inline-block;
      padding: 0.2rem 0.6rem;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.1), rgba(201, 169, 98, 0.08));
      border-radius: 12px;
      font-size: 0.7rem;
      font-weight: 600;
      color: #C4753B;
      margin-bottom: 0.35rem;
    }
    .knowledge-list-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: #6B4423;
      line-height: 1.4;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .knowledge-list-arrow {
      flex: 0 0 auto;
      color: rgba(196, 117, 59, 0.3);
      transition: all 0.3s ease;
    }
    .knowledge-list-item:hover .knowledge-list-arrow {
      color: #C4753B;
      transform: translateX(3px);
    }
    /* 响应式设计 */
    @media (max-width: 1024px) {
      .knowledge-grid {
        flex-direction: column;
      }
      .knowledge-featured {
        flex: none;
      }
      .knowledge-list {
        flex: none;
      }
    }
    @media (max-width: 640px) {
      .knowledge-featured .knowledge-card-content {
        padding: 1.25rem;
      }
      .knowledge-featured .knowledge-card-title {
        font-size: 1.1rem;
      }
      .knowledge-featured .knowledge-card-number {
        display: none;
      }
      .knowledge-list-thumb {
        flex: 0 0 33.333%;
        height: auto;
        aspect-ratio: 4/3;
      }
      .knowledge-list-info {
        flex: 0 0 66.667%;
      }
      .knowledge-list-title {
        font-size: 0.875rem;
      }
    }

    /* ===== 陈皮衍生品新卡片样式 ===== */
    .derivative-card {
      position: relative;
      background: linear-gradient(145deg, #ffffff 0%, #FDF8F0 100%);
      border-radius: 20px;
      overflow: hidden;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
      border: 1px solid rgba(196, 117, 59, 0.08);
      box-shadow: 0 4px 20px rgba(107, 68, 35, 0.06);
    }
    .derivative-card::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.03) 0%, rgba(201, 169, 98, 0.05) 100%);
      opacity: 0;
      transition: opacity 0.4s ease;
      pointer-events: none;
      z-index: 1;
    }
    .derivative-card:hover {
      transform: translateY(-12px);
      box-shadow: 0 24px 48px rgba(196, 117, 59, 0.15), 0 8px 16px rgba(107, 68, 35, 0.08);
      border-color: rgba(196, 117, 59, 0.15);
    }
    .derivative-card:hover::before {
      opacity: 1;
    }
    .derivative-card-image {
      position: relative;
      height: 220px;
      overflow: hidden;
    }
    .derivative-card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .derivative-card:hover .derivative-card-image img {
      transform: scale(1.08);
    }

    .derivative-card-badge {
      position: absolute;
      top: 16px;
      left: 16px;
      padding: 6px 14px;
      background: linear-gradient(135deg, #C4753B, #9B4D2E);
      color: white;
      font-size: 11px;
      font-weight: 600;
      letter-spacing: 0.5px;
      border-radius: 20px;
      text-transform: uppercase;
      box-shadow: 0 4px 12px rgba(196, 117, 59, 0.3);
      z-index: 2;
    }
    .derivative-card-content {
      padding: 1.5rem;
      position: relative;
      z-index: 2;
    }
    .derivative-card-title {
      font-size: 1.125rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 0.5rem;
      transition: color 0.3s ease;
    }
    .derivative-card:hover .derivative-card-title {
      color: #C4753B;
    }
    .derivative-card-desc {
      font-size: 0.875rem;
      color: rgba(107, 68, 35, 0.65);
      line-height: 1.7;
      margin-bottom: 1rem;
    }
    .derivative-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 1rem;
      border-top: 1px solid rgba(196, 117, 59, 0.1);
    }
    .derivative-card-tag {
      font-size: 0.75rem;
      color: #C4753B;
      background: rgba(196, 117, 59, 0.08);
      padding: 4px 10px;
      border-radius: 12px;
      font-weight: 500;
    }
    .derivative-card-icon {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: linear-gradient(135deg, #C4753B, #C9A962);
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      transition: all 0.3s ease;
      transform: translateX(8px);
      opacity: 0;
    }
    .derivative-card:hover .derivative-card-icon {
      transform: translateX(0);
      opacity: 1;
    }
    .derivative-card-icon svg {
      width: 18px;
      height: 18px;
    }

    /* ===== Year Showcase (年份分类展示) ===== */
    .year-showcase {
      max-width: 1200px;
      margin: 0 auto;
    }

    /* Upper: 3-column layout (4:4:2) */
    .year-showcase-upper {
      display: flex;
      gap: 2rem;
      min-height: 420px;
      margin-bottom: 2.5rem;
    }

    /* Left: Product Image (40% = 4) */
    .year-showcase-image {
      flex: 0 0 40%;
      border-radius: 0.5rem;
      overflow: hidden;
      background: linear-gradient(135deg, #FDF8F0, #FAF5EB);
      position: relative;
      box-shadow: 0 8px 32px rgba(107, 68, 35, 0.08);
    }
    .year-showcase-img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .year-showcase-img.fading {
      opacity: 0;
      transform: scale(1.05);
    }

    /* Middle: Product Info (40% = 4) */
    .year-showcase-info {
      flex: 0 0 40%;
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
      position: relative;
      padding: 0.5rem 0;
      transition: opacity 0.4s ease;
    }
    .year-showcase-info.fading {
      opacity: 0;
    }

    .year-product-number {
      font-family: 'Space Mono', monospace;
      font-size: 6rem;
      font-weight: 700;
      color: rgba(196, 117, 59, 0.06);
      line-height: 1;
      position: absolute;
      top: -0.5rem;
      right: 0;
      user-select: none;
      pointer-events: none;
    }

    .year-product-meta {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      margin-bottom: 1rem;
    }
    .year-product-region {
      font-size: 0.75rem;
      font-weight: 600;
      color: #C4753B;
      background: linear-gradient(135deg, rgba(196, 117, 59, 0.12), rgba(196, 117, 59, 0.06));
      padding: 0.35rem 1rem;
      border-radius: 9999px;
      letter-spacing: 0.05em;
    }
    .year-product-spec {
      font-size: 0.75rem;
      color: rgba(107, 68, 35, 0.5);
      font-weight: 500;
    }

    .year-product-name {
      font-size: 1.875rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 1.25rem;
      line-height: 1.3;
      letter-spacing: 0.02em;
    }

    .year-product-desc {
      font-size: 0.9375rem;
      color: rgba(107, 68, 35, 0.7);
      line-height: 1.9;
      margin-bottom: 2rem;
    }

    .year-product-price-row {
      display: flex;
      align-items: center;
      gap: 1.5rem;
      margin-top: auto;
      padding-top: 1rem;
      border-top: 1px solid rgba(196, 117, 59, 0.1);
    }
    .year-product-price {
      font-family: 'Space Mono', monospace;
      font-size: 1.875rem;
      font-weight: 700;
      color: #9B4D2E;
    }
    .year-cta-btn {
      padding: 0.75rem 2rem;
      font-size: 0.9rem;
      border-radius: 0.75rem;
    }

    /* Right: Categories (20% = 2) */
    .year-showcase-categories {
      flex: 0 0 20%;
      display: flex;
      flex-direction: column;
      padding: 0;
      background: #FFFFFF;
      border-radius: 1rem;
      border: none;
    }
    .year-cat-tag {
      border: none;
      background: transparent;
    }
    .year-cat-tag:hover {
      background: rgba(196, 117, 59, 0.08);
    }
    .year-category-title {
      font-size: 0.875rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 1.25rem;
      padding-bottom: 0.75rem;
      border-bottom: 2px solid #C4753B;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .year-category-title::before {
      content: '';
      width: 4px;
      height: 16px;
      background: linear-gradient(180deg, #C4753B, #C9A962);
      border-radius: 2px;
    }
    .year-category-tags {
      display: flex;
      flex-direction: column;
      gap: 0;
    }
    .year-cat-tag {
      padding: 1.25rem 1rem;
      border-radius: 0;
      font-size: 0.875rem;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      border: none;
      border-bottom: 1px solid rgba(196, 117, 59, 0.15);
      color: #6B4423;
      background: transparent;
      text-align: center;
      font-family: 'Noto Serif SC', serif;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-sizing: border-box;
    }
    .year-cat-tag:hover {
      background: rgba(196, 117, 59, 0.08);
    }
    .year-cat-tag.active {
      background: #C4753B;
      color: #fff;
      border-bottom: none;
      box-shadow: 0 4px 12px rgba(196, 117, 59, 0.3);
    }
    .year-cat-tag:first-child {
      border-radius: 1rem 1rem 0 0;
    }

    /* Bottom Thumbnails - 4 per row */
    .year-thumbnails {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.5rem;
      margin-top: 2.5rem;
      padding-top: 2.5rem;
      border-top: 1px solid rgba(196, 117, 59, 0.12);
    }

    .year-thumb-item {
      aspect-ratio: 1;
      border-radius: 1rem;
      overflow: hidden;
      cursor: pointer;
      border: 2px solid transparent;
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      position: relative;
      background: linear-gradient(135deg, #FDF8F0, #FAF5EB);
      box-shadow: 0 4px 16px rgba(107, 68, 35, 0.06);
    }
    .year-thumb-item:hover {
      border-color: rgba(196, 117, 59, 0.4);
      transform: translateY(-6px);
      box-shadow: 0 12px 32px rgba(196, 117, 59, 0.18);
    }
    .year-thumb-item.active {
      border-color: #C4753B;
      box-shadow: 0 8px 24px rgba(196, 117, 59, 0.25);
    }
    .year-thumb-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transition: transform 0.5s ease;
    }
    .year-thumb-item:hover img {
      transform: scale(1.08);
    }
    .year-thumb-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 50%, rgba(107, 68, 35, 0.7) 100%);
      opacity: 0;
      transition: opacity 0.3s ease;
      display: flex;
      align-items: flex-end;
      justify-content: center;
      padding-bottom: 0.75rem;
    }
    .year-thumb-item:hover .year-thumb-overlay {
      opacity: 1;
    }
    .year-thumb-label {
      font-size: 0.75rem;
      font-weight: 600;
      color: white;
      text-shadow: 0 1px 4px rgba(0,0,0,0.3);
    }
    .year-thumb-dot {
      position: absolute;
      bottom: 10px;
      left: 50%;
      transform: translateX(-50%);
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.5);
      transition: all 0.3s ease;
      box-shadow: 0 1px 4px rgba(0,0,0,0.2);
    }
    .year-thumb-item.active .year-thumb-dot {
      background: #C4753B;
      width: 24px;
      border-radius: 4px;
    }

    /* Responsive: Tablet */
    @media (max-width: 1024px) {
      .year-showcase-upper {
        flex-wrap: wrap;
        gap: 1.5rem;
      }
      .year-showcase-image {
        flex: 0 0 48%;
      }
      .year-showcase-info {
        flex: 0 0 48%;
      }
      .year-showcase-categories {
        flex: 0 0 100%;
        order: 3;
        margin-top: 0;
      }
      .year-category-tags {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
      }
      .year-thumbnails {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
      }
    }

    /* Responsive: Mobile */
    @media (max-width: 768px) {
      .year-showcase-upper {
        flex-direction: column;
        min-height: auto;
        gap: 1.5rem;
        display: flex;
      }
      .year-showcase-image {
        flex: none;
        width: 100%;
        height: 280px;
      }
      .year-showcase-info {
        flex: none;
        width: 100%;
        display: flex;
        flex-direction: column;
      }
      .year-showcase-categories {
        margin-top: 0;
        padding: 0 0 1rem 0;
        margin-bottom: 1rem;
        border-bottom: 1px solid rgba(196, 117, 59, 0.12);
        border-top: none;
        order: -1;
        background: transparent;
        border-radius: 0;
      }
      .year-category-tags {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
      }
      .year-cat-tag {
        padding: 0.5rem 0.5rem;
        font-size: 0.8rem;
        justify-content: center;
        border: 1.5px solid rgba(196, 117, 59, 0.2);
        border-radius: 0.5rem;
      }
      .year-cat-tag.active {
        border-radius: 0.5rem;
      }
      .year-cat-tag:first-child {
        border-radius: 0.5rem;
      }
      .year-product-number {
        font-size: 4rem;
      }
      .year-product-name {
        font-size: 1.375rem;
      }
      .year-product-price {
        font-size: 1.375rem;
      }
      .year-thumbnails {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
      }
      .year-thumb-item {
        border-radius: 0.5rem;
      }
    }

    /* ===== 品鉴视频卡片 ===== */
    .video-card {
      background: #fff;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: 0 4px 24px rgba(107, 68, 35, 0.08);
      border: 1px solid rgba(196, 117, 59, 0.08);
      transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .video-card:hover {
      box-shadow: 0 12px 40px rgba(107, 68, 35, 0.16);
      transform: translateY(-4px);
    }
    .video-thumb {
      position: relative;
      aspect-ratio: 16/9;
      background: linear-gradient(135deg, #FAF5EB, #F5EDE0);
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .video-thumb::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(107,68,35,0.25), rgba(196,117,59,0.15));
    }
    .video-play-btn {
      position: relative;
      z-index: 2;
      width: 56px;
      height: 56px;
      border-radius: 50%;
      background: rgba(255,255,255,0.95);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
      cursor: pointer;
    }
    .video-card:hover .video-play-btn {
      background: #C4753B;
      transform: scale(1.1);
    }
    .video-play-btn svg {
      width: 24px;
      height: 24px;
      color: #C4753B;
      transition: color 0.3s ease;
    }
    .video-card:hover .video-play-btn svg {
      color: #fff;
    }
    .video-duration {
      position: absolute;
      bottom: 8px;
      right: 8px;
      z-index: 2;
      background: rgba(0,0,0,0.6);
      color: #fff;
      font-size: 0.75rem;
      padding: 2px 8px;
      border-radius: 4px;
      font-family: 'Space Mono', monospace;
    }
    .video-info {
      padding: 1rem 1.25rem;
    }
    .video-title {
      font-size: 0.95rem;
      font-weight: 600;
      color: #6B4423;
      margin-bottom: 0.25rem;
      line-height: 1.5;
    }
    .video-meta {
      font-size: 0.75rem;
      color: rgba(107,68,35,0.5);
    }

    /* ===== 年份鉴别图鉴 ===== */
    .year-guide-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
    }
    @media (max-width: 768px) {
      .year-guide-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }
    .year-guide-card {
      background: #fff;
      border-radius: 16px;
      overflow: hidden;
      border: 1px solid rgba(196,117,59,0.08);
      transition: all 0.4s ease;
      text-align: center;
    }
    .year-guide-card:hover {
      box-shadow: 0 8px 30px rgba(107,68,35,0.12);
      transform: translateY(-3px);
      border-color: rgba(196,117,59,0.2);
    }
    .year-guide-img {
      aspect-ratio: 1;
      background: linear-gradient(135deg, #FAF5EB, #F5EDE0);
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
    }
    .year-guide-img svg {
      width: 50%;
      height: 50%;
      color: #C9A962;
      opacity: 0.5;
    }
    .year-guide-info {
      padding: 1rem;
    }
    .year-guide-label {
      font-family: 'Space Mono', monospace;
      font-size: 1.5rem;
      font-weight: 700;
      color: #C9A962;
      margin-bottom: 0.25rem;
    }
    .year-guide-desc {
      font-size: 0.8rem;
      color: rgba(107,68,35,0.6);
      line-height: 1.5;
    }

    /* ===== 子板块标题 ===== */
    .subsection-header {
      text-align: center;
      margin-bottom: 2rem;
      margin-top: 4rem;
    }
    .subsection-header h3 {
      font-size: 1.5rem;
      font-weight: 700;
      color: #6B4423;
      margin-bottom: 0.5rem;
    }
    .subsection-header p {
      font-size: 0.875rem;
      color: rgba(107,68,35,0.5);
    }

/* ===== 动画延迟类 ===== */
.reveal-delay-05 { transition-delay: 0.05s; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-15 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== 移动端菜单隐藏状态 ===== */
.mobile-menu-closed {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

/* ===== 产区面板图标渐变色 ===== */
.region-icon-gold { background: linear-gradient(135deg, #C9A962, #D4BC7E); }
.region-icon-rust { background: linear-gradient(135deg, #9B4D2E, #C4753B); }
.region-icon-brown { background: linear-gradient(135deg, #6B4423, #9B4D2E); }

/* ===== 产区面板标签配色 ===== */
.region-badge-gold {
  color: #C9A962;
  background: linear-gradient(135deg, rgba(201,169,98,0.15), rgba(212,188,126,0.1));
}
.region-badge-rust {
  color: #9B4D2E;
  background: linear-gradient(135deg, rgba(155,77,46,0.15), rgba(196,117,59,0.1));
}
.region-badge-brown {
  color: #6B4423;
  background: linear-gradient(135deg, rgba(107,68,35,0.15), rgba(155,77,46,0.1));
}

/* ===== 页脚Logo滤色 ===== */
.footer-logo-light { filter: brightness(0) invert(1); }

/* ============================================================
   ===== 3. Shared Components (跨页共享组件) =====
   ============================================================ */

/* ===== 新闻卡片 (index / news) ===== */
.news-card {
    display: flex;
    background: #FFFFFF;
    border: 1px solid rgba(196, 117, 59, 0.08);
    border-radius: 4px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.news-card:hover {
    box-shadow: 0 12px 40px -8px rgba(107, 68, 35, 0.15);
    border-color: rgba(196, 117, 59, 0.15);
}
.news-card:hover .news-img img { transform: scale(1.05); }
.news-card:hover .news-title { color: #C4753B; }
.news-card .news-img {
    width: 200px;
    min-height: 160px;
    flex-shrink: 0;
    overflow: hidden;
    background: linear-gradient(135deg, #FAF5EB, #F5EDE0);
}
.news-card .news-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.news-card .news-body {
    flex: 1;
    padding: 20px 24px;
    display: flex; flex-direction: column; justify-content: center;
}
.news-card .news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.news-card .news-tag {
    font-size: 0.7rem; font-weight: 600;
    padding: 3px 10px; border-radius: 2px; letter-spacing: 0.05em;
}
.news-card .news-tag-dynamic { background: rgba(196, 117, 59, 0.1); color: #C4753B; }
.news-card .news-tag-forum { background: rgba(201, 169, 98, 0.1); color: #C9A962; }
.news-card .news-tag-update { background: rgba(155, 77, 46, 0.1); color: #9B4D2E; }
.news-card .news-tag-policy { background: rgba(107, 68, 35, 0.1); color: #6B4423; }
.news-card .news-tag-knowledge { background: rgba(212, 188, 126, 0.18); color: #8B6B1F; }
.news-card.hidden-by-tab { display: none; }
.news-card .news-date { font-size: 0.72rem; color: #A09080; }
.news-card .news-title {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.1rem; font-weight: 700; color: #6B4423;
    margin-bottom: 6px; line-height: 1.4;
    transition: color 0.3s ease;
}
.news-card .news-excerpt {
    font-size: 0.82rem; color: #8B7355; line-height: 1.6;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
@media (max-width: 768px) {
    .news-card { flex-direction: column; border-radius: 12px; overflow: hidden; }
    .news-card .news-img { width: 100%; min-height: 160px; height: 160px; }
    .news-card .news-body { padding: 1.25rem; }
    .news-card .news-title { font-size: 1rem; }
    .news-card .news-excerpt { font-size: 0.78rem; -webkit-line-clamp: 2; }
}

/* ===== 新闻分类 Tab (index / cases / news) ===== */
.news-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2rem; }
.news-tab {
    padding: 0.5rem 1.25rem; border-radius: 9999px;
    font-size: 0.85rem; font-weight: 500; color: #8B7355;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(196, 117, 59, 0.12);
    cursor: pointer; transition: all 0.3s ease; white-space: nowrap;
}
.news-tab:hover { color: #C4753B; border-color: rgba(196, 117, 59, 0.3); background: #FFFFFF; }
.news-tab.active {
    background: linear-gradient(135deg, #C4753B, #C9A962);
    color: #FFFFFF; border-color: transparent;
    box-shadow: 0 4px 12px rgba(196, 117, 59, 0.25);
}

/* ===== CTA 主按钮 (mark / about / services) ===== */
.cta-btn-primary {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 18px 48px;
    background: linear-gradient(135deg, #C4753B, #9B4D2E);
    color: #fff; font-weight: 600; font-size: 1rem;
    border-radius: 12px; text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 8px 32px rgba(196, 117, 59, 0.3);
    position: relative; overflow: hidden;
    border: none; cursor: pointer;
    font-family: 'Noto Serif SC', serif;
}
.cta-btn-primary::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, #D4894F, #C4753B);
    opacity: 0; transition: opacity 0.4s ease;
}
.cta-btn-primary:hover::before { opacity: 1; }
.cta-btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(196, 117, 59, 0.4); }
.cta-btn-primary span { position: relative; z-index: 1; }

/* ===== CTA 区块背景 (about / services) ===== */
.cta-new {
    position: relative; padding: 120px 0; overflow: hidden;
    background: url('../images/ai-cta-bg.jpg') center/cover no-repeat;
}
.cta-new::before {
    content: ''; position: absolute; inset: 0;
    background: rgba(42, 26, 14, 0.8); z-index: 1;
}

/* ============================================================
   ===== 4. Index Page (首页) =====
   ============================================================ */

/* ===== 特选产品 - 水墨陈列风格 ===== */
.product-showcase { position: relative; }
.product-showcase > div { display: flex; }
.product-card {
    position: relative; overflow: hidden; border-radius: 12px;
    cursor: pointer; background: #FFFFFF;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(196, 117, 59, 0.12);
    display: flex; flex-direction: column; width: 100%;
}
.product-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px -12px rgba(107, 68, 35, 0.18); }
.product-card .prod-img-wrap {
    position: relative; overflow: hidden; padding-top: 100%;
    background: linear-gradient(135deg, #FAF5EB 0%, #F5EDE0 100%);
    border-radius: 12px 12px 0 0;
}
.product-card .prod-img {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover; transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.product-card:hover .prod-img { transform: scale(1.04); }
.product-card .prod-badge {
    position: absolute; top: 16px; left: 16px; z-index: 3;
    padding: 6px 14px; background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px); color: #C4753B;
    font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em;
    border: 1px solid rgba(196, 117, 59, 0.2); border-radius: 1px;
}
.product-card .prod-info {
    padding: 24px 20px 26px; text-align: left; background: #FFFFFF;
    flex: 1; display: flex; flex-direction: column;
}
.product-card .prod-origin { font-size: 0.68rem; color: #C9A962; letter-spacing: 0.15em; margin-bottom: 8px; font-weight: 500; }
.product-card .prod-name {
    font-family: 'Noto Serif SC', serif; font-size: 1.15rem; font-weight: 600;
    color: #6B4423; margin-bottom: 8px; transition: color 0.3s ease;
}
.product-card:hover .prod-name { color: #C4753B; }
.product-card .prod-desc { font-size: 0.8rem; color: #8B7355; line-height: 1.6; flex: 1; }

/* ===== 网站使命 ===== */
.mission-card { position: relative; overflow: hidden; }
.mission-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, rgba(196, 117, 59, 0.1) 0%, transparent 50%);
    opacity: 0; transition: opacity 0.5s ease;
}
.mission-card:hover::before { opacity: 1; }
.mission-card::after {
    content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 0;
    background: linear-gradient(180deg, #C4753B, #C9A962); transition: height 0.5s ease;
}
.mission-card:hover::after { height: 100%; }

/* ===== 行业生态 - 水平时间线 ===== */
.eco-timeline-section { background: linear-gradient(180deg, #FFFFFF 0%, #FDF8F0 30%, #FAF5EB 100%); padding-bottom: 6rem; }
.eco-timeline-wrapper { max-width: 1200px; margin: 0 auto; }
.timeline-nav { position: relative; margin-bottom: 4rem; padding: 0 2rem; }
.timeline-nav .timeline-line {
    position: absolute; top: 28px; left: 2rem; right: 2rem; bottom: auto;
    width: auto; height: 1px; transform: none;
    background: linear-gradient(90deg, transparent, #C4753B 10%, #C9A962 50%, #C4753B 90%, transparent);
    opacity: 0.3;
}
.timeline-nodes { display: flex; justify-content: space-between; position: relative; z-index: 2; }
.timeline-node { display: flex; flex-direction: column; align-items: center; cursor: pointer; transition: all 0.3s ease; }
.timeline-node .node-circle {
    width: 56px; height: 56px; border-radius: 50%;
    background: #FFFFFF; border: 2px solid #C4753B;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.3s ease; box-shadow: 0 4px 12px rgba(196, 117, 59, 0.1);
}
.timeline-node .node-circle svg { color: #C4753B; transition: all 0.3s ease; }
.timeline-node .node-label { margin-top: 0.75rem; font-size: 0.8rem; font-weight: 500; color: #8B7355; transition: all 0.3s ease; }
.timeline-node:hover .node-circle, .timeline-node.active .node-circle {
    background: linear-gradient(135deg, #C4753B, #C9A962);
    border-color: transparent; box-shadow: 0 8px 24px rgba(196, 117, 59, 0.3);
}
.timeline-node:hover .node-circle svg, .timeline-node.active .node-circle svg { color: #FFFFFF; }
.timeline-node:hover .node-label, .timeline-node.active .node-label { color: #C4753B; font-weight: 600; }

.timeline-content { background: #FFFFFF; border-radius: 16px; box-shadow: 0 8px 40px rgba(107, 68, 35, 0.08); overflow: hidden; }
.content-grid { display: grid; grid-template-columns: 1fr 1fr; min-height: 450px; }
.content-left { padding: 3rem; position: relative; border-right: 1px solid rgba(196, 117, 59, 0.1); }
.content-slide { display: none; animation: fadeIn 0.5s ease; }
.content-slide.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.content-slide .slide-number { font-size: 4rem; font-weight: 800; color: #F5EDE0; line-height: 1; margin-bottom: 0.5rem; font-family: 'Space Mono', monospace; }
.content-slide .slide-title { font-family: 'Noto Serif SC', serif; font-size: 2rem; font-weight: 700; color: #6B4423; margin-bottom: 0.25rem; }
.content-slide .slide-subtitle { font-size: 0.9rem; color: #C9A962; margin-bottom: 1.5rem; letter-spacing: 0.1em; }
.content-slide .slide-desc { font-size: 0.95rem; color: #8B7355; line-height: 1.8; margin-bottom: 1.5rem; }
.content-slide .slide-features { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.content-slide .feature-tag { padding: 0.4rem 0.8rem; background: linear-gradient(135deg, #FAF5EB, #F5EDE0); border: 1px solid rgba(196, 117, 59, 0.15); border-radius: 20px; font-size: 0.75rem; color: #6B4423; }
.content-right { position: relative; background: linear-gradient(135deg, #FAF5EB, #F5EDE0); }
.image-slider { position: relative; width: 100%; height: 100%; }
.slide-image { position: absolute; inset: 0; display: none; animation: fadeIn 0.5s ease; }
.slide-image.active { display: block; }
.slide-image img { width: 100%; height: 100%; object-fit: cover; }
.vertical-indicators { position: absolute; right: 1.5rem; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 0.75rem; }
.vertical-indicators .indicator {
    font-size: 0.7rem; font-weight: 600; color: #8B7355;
    background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(8px);
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all 0.3s ease;
    font-family: 'Space Mono', monospace; box-shadow: 0 2px 8px rgba(107, 68, 35, 0.08);
}
.vertical-indicators .indicator:hover { color: #C4753B; background: #FFFFFF; box-shadow: 0 4px 12px rgba(196, 117, 59, 0.15); }
.vertical-indicators .indicator.active {
    color: #FFFFFF; background: linear-gradient(135deg, #C4753B, #C9A962);
    font-size: 0.75rem; box-shadow: 0 4px 16px rgba(196, 117, 59, 0.35); transform: scale(1.1);
}
@media (max-width: 1024px) {
    .content-grid { grid-template-columns: 1fr; }
    .content-left { border-right: none; border-bottom: 1px solid rgba(196, 117, 59, 0.1); padding: 2rem; }
    .content-right { min-height: 300px; }
    .vertical-indicators { flex-direction: row; right: 50%; top: auto; bottom: 1rem; transform: translateX(50%); }
}
@media (max-width: 768px) {
    .timeline-nav { overflow-x: auto; padding-bottom: 1rem; }
    .timeline-nodes { min-width: 600px; }
    .timeline-node .node-circle { width: 44px; height: 44px; }
    .timeline-node .node-label { font-size: 0.7rem; }
    .timeline-content { border-radius: 12px; }
    .content-slide .slide-number { font-size: 3rem; }
    .content-slide .slide-title { font-size: 1.5rem; }
}

/* ===== 行业生态 - 圆形放射式（保留但不显示） ===== */
.eco-section { display: none; }
.eco-radial-container { position: relative; width: 100%; max-width: 960px; margin: 0 auto; aspect-ratio: 1; }
.eco-center {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 180px; height: 180px; border-radius: 50%;
    background: linear-gradient(135deg, #FAF5EB 0%, #F5EDE0 100%);
    border: 2px solid rgba(196, 117, 59, 0.15);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    z-index: 10; box-shadow: 0 0 60px rgba(196, 117, 59, 0.08); transition: all 0.4s ease;
}
.eco-center.active { border-color: rgba(196, 117, 59, 0.4); box-shadow: 0 0 80px rgba(196, 117, 59, 0.15); }
.eco-center-icon { width: 60px; height: 60px; margin-bottom: 8px; }
.eco-center-text { font-family: 'Noto Serif SC', serif; font-size: 1.1rem; font-weight: 700; color: #6B4423; letter-spacing: 0.1em; }
.eco-center-sub { font-size: 0.7rem; color: #C9A962; letter-spacing: 0.15em; margin-top: 4px; }
.eco-line-svg { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 2; pointer-events: none; }
.eco-line-svg line { stroke: rgba(196, 117, 59, 0.15); stroke-width: 1; stroke-dasharray: 4 4; opacity: 1; transition: all 0.4s ease; }
.eco-line-svg line.active { stroke: rgba(196, 117, 59, 0.5); stroke-width: 2; stroke-dasharray: none; }
.eco-node {
    position: absolute; width: 130px; height: 130px; border-radius: 50%;
    background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.12);
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    cursor: pointer; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(107, 68, 35, 0.06); text-align: center; padding: 12px; z-index: 8; overflow: visible;
}
.eco-node:hover { transform: scale(1.05); box-shadow: 0 16px 48px rgba(107, 68, 35, 0.18); border-color: rgba(196, 117, 59, 0.35); z-index: 20; }
.eco-node-num { font-family: 'DM Serif Display', serif; font-size: 1rem; color: #C9A962; margin-bottom: 6px; }
.eco-node-title { font-family: 'Noto Serif SC', serif; font-size: 1.15rem; font-weight: 700; color: #6B4423; margin-bottom: 6px; }
.eco-node-desc { font-size: 0.78rem; color: #8B7355; line-height: 1.4; }
.eco-node-1 { left: 50%; top: 10%; transform: translate(-50%, 0); }
.eco-node-2 { right: 14%; top: 28%; transform: translate(0, 0); }
.eco-node-3 { right: 14%; bottom: 28%; transform: translate(0, 0); }
.eco-node-4 { left: 50%; bottom: 10%; transform: translate(-50%, 0); }
.eco-node-5 { left: 14%; bottom: 28%; transform: translate(0, 0); }
.eco-node-6 { left: 14%; top: 28%; transform: translate(0, 0); }
.eco-node-1:hover { transform: translate(-50%, 0) scale(1.05); }
.eco-node-4:hover { transform: translate(-50%, 0) scale(1.05); }
.eco-popup {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(0.8);
    width: 200px; padding: 16px 18px; background: #FFFFFF;
    border: 1px solid rgba(196, 117, 59, 0.2); border-radius: 50%;
    box-shadow: 0 8px 32px rgba(107, 68, 35, 0.15); z-index: 30;
    opacity: 0; pointer-events: none; transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1); text-align: center;
}
.eco-popup.active { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); border-radius: 12px; }
.eco-popup-title { font-family: 'Noto Serif SC', serif; font-size: 0.95rem; font-weight: 700; color: #6B4423; margin-bottom: 6px; }
.eco-popup-text { font-size: 0.75rem; color: #8B7355; line-height: 1.6; }
.eco-more {
    position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 230px; height: 230px; border-radius: 50%;
    border: 1px dashed rgba(196, 117, 59, 0.15);
    display: flex; align-items: center; justify-content: center; z-index: 5; pointer-events: none;
}
.eco-more-text { font-size: 0.75rem; color: #C9A962; letter-spacing: 0.1em; }
.eco-scroll-card:hover .eco-num { color: rgba(196, 117, 59, 0.6); }
.eco-ink-wash { position: absolute; pointer-events: none; opacity: 0.06; transition: opacity 0.8s ease; }
.eco-section:hover .eco-ink-wash { opacity: 0.1; }
.eco-ink-wash svg { width: 100%; height: 100%; }
.eco-banyan { top: 8%; right: -5%; width: 320px; height: 400px; }
.eco-mountain { bottom: 15%; left: -8%; width: 400px; height: 250px; }
.eco-chenpi-fruit { position: absolute; width: 60px; height: 60px; opacity: 0.08; pointer-events: none; }
.eco-chenpi-fruit svg { width: 100%; height: 100%; stroke: #6B4423; stroke-width: 1; fill: none; }
.eco-cloud { position: absolute; width: 120px; height: 60px; opacity: 0.05; pointer-events: none; }
.eco-cloud svg { width: 100%; height: 100%; fill: #6B4423; }
.eco-paper-texture {
    position: absolute; inset: 0; pointer-events: none; opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}
.eco-ink-dot { position: absolute; border-radius: 50%; background: radial-gradient(circle, rgba(107, 68, 35, 0.15) 0%, transparent 70%); pointer-events: none; }
.eco-calligraphy {
    position: absolute; font-family: 'Noto Serif SC', serif; font-size: 14px;
    writing-mode: vertical-rl; letter-spacing: 0.5em; color: rgba(107, 68, 35, 0.08); pointer-events: none;
}
.eco-mobile-list { display: none; }
@media (max-width: 768px) {
    .eco-radial-container { max-width: 340px; }
    .eco-center { width: 90px; height: 90px; }
    .eco-center-icon { width: 28px; height: 28px; margin-bottom: 4px; }
    .eco-center-text { font-size: 0.75rem; }
    .eco-center-sub { display: none; }
    .eco-node { width: 85px; height: 85px; padding: 8px; }
    .eco-node-num { font-size: 0.7rem; margin-bottom: 2px; }
    .eco-node-title { font-size: 0.78rem; margin-bottom: 2px; }
    .eco-node-desc { font-size: 0.6rem; }
    .eco-node-1 { top: 5%; }
    .eco-node-2 { right: 5%; top: 24%; }
    .eco-node-3 { right: 5%; bottom: 24%; }
    .eco-node-4 { bottom: 5%; }
    .eco-node-5 { left: 5%; bottom: 24%; }
    .eco-node-6 { left: 5%; top: 24%; }
    .eco-more { width: 140px; height: 140px; }
    .eco-popup { display: none; }
    .eco-radial-container { display: none; }
    .eco-mobile-list { display: grid !important; grid-template-columns: repeat(2, 1fr) !important; gap: 0.75rem; max-width: 100% !important; padding: 0 1rem !important; }
    .eco-mobile-card { background: #FFFFFF; border-radius: 12px; padding: 1rem; box-shadow: 0 4px 20px -4px rgba(107, 68, 35, 0.1); border: 1px solid rgba(196, 117, 59, 0.08); transition: all 0.3s ease; }
    .eco-mobile-card:active { transform: scale(0.98); background: #FAF5EB; }
    .eco-mobile-header { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.5rem; margin-bottom: 0.5rem; }
    .eco-mobile-num { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, #C4753B, #C9A962); color: white; font-size: 0.7rem; font-weight: 700; display: flex; align-items: center; justify-content: center; }
    .eco-mobile-title { font-family: 'Noto Serif SC', serif; font-size: 0.9rem; font-weight: 600; color: #6B4423; }
    .eco-mobile-desc { font-size: 0.7rem; color: #8B7355; margin-bottom: 0.5rem; text-align: center; }
    .eco-mobile-detail { display: none; }
}

/* ===== 核心服务 - 横向手风琴 ===== */
.accordion-container {
    display: flex; flex-direction: row; height: 520px;
    border-radius: 4px; overflow: hidden;
    box-shadow: 0 8px 40px -12px rgba(107, 68, 35, 0.2), 0 0 0 1px rgba(196, 117, 59, 0.08);
}
.accordion-item { position: relative; overflow: hidden; cursor: pointer; transition: flex 0.7s cubic-bezier(0.4, 0, 0.2, 1); flex: 1; display: flex; flex-direction: column; }
.accordion-item.active { flex: 3; }
.accordion-item + .accordion-item::before { content: ''; position: absolute; left: 0; top: 15%; bottom: 15%; width: 1px; background: rgba(196, 117, 59, 0.15); z-index: 5; transition: opacity 0.4s ease; }
.accordion-item.active + .accordion-item::before, .accordion-item + .accordion-item.active::before { opacity: 0; }
.accordion-item .accordion-bg { position: absolute; inset: 0; background-size: cover; background-position: center; transition: all 1s cubic-bezier(0.4, 0, 0.2, 1); transform: scale(1.1); opacity: 0.5; }
.accordion-item.active .accordion-bg { opacity: 1; transform: scale(1); }
.accordion-item .accordion-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(30, 20, 10, 0.65) 0%, rgba(50, 30, 15, 0.75) 100%); transition: opacity 0.6s ease; z-index: 1; }
.accordion-item.active .accordion-overlay { background: linear-gradient(180deg, rgba(30, 20, 10, 0.55) 0%, rgba(50, 30, 15, 0.65) 50%, rgba(30, 20, 10, 0.80) 100%); }
.accordion-header { position: relative; z-index: 2; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; padding: 32px 24px; flex: 1; transition: all 0.5s ease; min-height: 0; }
.accordion-item.active .accordion-header { padding: 40px 36px 0; justify-content: flex-start; }
.accordion-header .acc-num { font-family: 'DM Serif Display', serif; font-size: 1.3rem; font-weight: 400; color: rgba(201, 169, 98, 0.55); transition: all 0.5s ease; letter-spacing: 0.02em; line-height: 1; }
.accordion-item.active .acc-num { opacity: 0; font-size: 1rem; margin-bottom: 0; position: absolute; pointer-events: none; }
.acc-header-inner { display: flex; flex-direction: column; align-items: center; gap: 10px; transition: all 0.5s ease; }
.accordion-item.active .acc-header-inner { flex-direction: row; align-items: center; gap: 0; }
.accordion-header .acc-title { font-family: 'Noto Serif SC', serif; font-size: 1.3rem; font-weight: 700; color: rgba(255, 255, 255, 0.92); transition: all 0.5s ease; writing-mode: vertical-rl; text-orientation: mixed; letter-spacing: 0.2em; line-height: 1.5; }
.accordion-header .acc-title .inline-block { display: inline-block; writing-mode: horizontal-tb; text-orientation: initial; letter-spacing: 0.02em; }
.accordion-item.active .acc-title { font-size: 1.6rem; color: #FFFFFF; writing-mode: horizontal-tb; letter-spacing: 0.02em; margin-bottom: 12px; }
.accordion-header .acc-subtitle { font-size: 0.75rem; font-weight: 500; color: rgba(255, 255, 255, 0); transition: all 0.5s ease 0.1s; max-height: 0; overflow: hidden; white-space: nowrap; writing-mode: horizontal-tb; padding: 0; border-radius: 2px; }
.accordion-item.active .acc-subtitle { max-height: 30px; color: rgba(201, 169, 98, 0.95); opacity: 1; padding: 5px 12px; margin-left: 14px; background: rgba(201, 169, 98, 0.12); border: 1px solid rgba(201, 169, 98, 0.2); }
.accordion-toggle { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); width: 32px; height: 32px; border-radius: 50%; border: 1.5px solid rgba(255, 255, 255, 0.25); display: flex; align-items: center; justify-content: center; transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); flex-shrink: 0; z-index: 3; background: rgba(0, 0, 0, 0.15); backdrop-filter: blur(4px); }
.accordion-item.active .accordion-toggle { border-color: rgba(201, 169, 98, 0.5); background: rgba(201, 169, 98, 0.15); bottom: auto; top: 40px; right: 36px; left: auto; transform: rotate(45deg); }
.accordion-toggle svg { width: 14px; height: 14px; color: rgba(255, 255, 255, 0.7); transition: color 0.4s ease; }
.accordion-item.active .accordion-toggle svg { color: #C9A962; }
.accordion-body { position: relative; z-index: 2; flex: 0 0 auto; max-height: 0; overflow: hidden; transition: max-height 0.7s cubic-bezier(0.4, 0, 0.2, 1); }
.accordion-item.active .accordion-body { max-height: 400px; }
.accordion-content { padding: 0 36px 36px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; opacity: 0; transform: translateY(12px); transition: all 0.5s ease 0.2s; }
.accordion-item.active .accordion-content { opacity: 1; transform: translateY(0); }
.accordion-content .acc-desc { font-size: 0.85rem; line-height: 1.9; color: rgba(255, 255, 255, 0.8); }
.accordion-content .acc-features { list-style: none; padding: 0; margin: 0; }
.accordion-content .acc-features li { display: flex; align-items: center; gap: 10px; padding: 7px 0; font-size: 0.8rem; color: rgba(255, 255, 255, 0.75); border-bottom: 1px solid rgba(255, 255, 255, 0.08); }
.accordion-content .acc-features li:last-child { border-bottom: none; }
.accordion-content .acc-features li .feat-dot { width: 4px; height: 4px; border-radius: 50%; background: #C9A962; flex-shrink: 0; }
.accordion-content .acc-cta { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; padding: 9px 22px; border: 1px solid rgba(201, 169, 98, 0.4); border-radius: 2px; color: #C9A962; font-size: 0.78rem; font-weight: 500; transition: all 0.3s ease; background: rgba(201, 169, 98, 0.08); cursor: pointer; }
.accordion-content .acc-cta:hover { background: rgba(201, 169, 98, 0.18); border-color: rgba(201, 169, 98, 0.6); }
@media (max-width: 768px) {
    .accordion-container { flex-direction: column; height: auto; }
    .accordion-item { flex: none !important; }
    .accordion-item .accordion-bg { opacity: 0.6; transform: scale(1); }
    .accordion-item.active .accordion-bg { opacity: 0.8; }
    .accordion-item .accordion-overlay { background: linear-gradient(180deg, rgba(30, 20, 10, 0.7) 0%, rgba(50, 30, 15, 0.8) 100%); }
    .accordion-item.active .accordion-overlay { background: linear-gradient(180deg, rgba(30, 20, 10, 0.6) 0%, rgba(50, 30, 15, 0.7) 100%); }
    .accordion-header { padding: 24px 20px; }
    .accordion-item.active .accordion-header { padding: 28px 20px 0; }
    .accordion-header .acc-title { writing-mode: horizontal-tb; font-size: 1.05rem; letter-spacing: 0.02em; }
    .accordion-item.active .acc-title { font-size: 1.25rem; }
    .accordion-item + .accordion-item::before { display: none; }
    .accordion-toggle { bottom: auto; top: 24px; right: 20px; left: auto; transform: none; }
    .accordion-item.active .accordion-toggle { top: 28px; right: 20px; transform: rotate(45deg); }
    .accordion-content { grid-template-columns: 1fr; padding: 0 20px 28px; gap: 18px; }
    .accordion-header .acc-subtitle { display: none; }
    .accordion-body { max-height: 0; }
    .accordion-item.active .accordion-body { max-height: 500px; }
}

/* ===== 数字标记 ===== */
.number-mark {
    font-family: 'Space Mono', monospace; font-size: 8rem; font-weight: 700; line-height: 1;
    background: linear-gradient(135deg, rgba(196, 117, 59, 0.08) 0%, rgba(196, 117, 59, 0.03) 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; transition: all 0.5s ease;
}
.product-card-3d:hover .number-mark { background: linear-gradient(135deg, rgba(196, 117, 59, 0.15) 0%, rgba(196, 117, 59, 0.05) 100%); }

/* ===== Index 移动端优化 ===== */
@media (max-width: 768px) {
    .hero-section { min-height: 100vh; padding-top: 6rem; }
    .hero-title { font-size: 2.2rem !important; line-height: 1.2; }
    .hero-subtitle { font-size: 1rem !important; }
    .hero-divider { width: 60px; }
    .hero-stats { flex-direction: column; gap: 1rem; }
    .hero-stat { text-align: center; }
    .hero-btns { flex-direction: row !important; width: 100%; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
    .hero-btn { width: auto; padding: 0.75rem 1.25rem !important; font-size: 0.85rem !important; flex-shrink: 0; }
    .hero-btn svg { width: 1rem; height: 1rem; }
    .product-showcase { grid-template-columns: 1fr !important; gap: 1.5rem; }
    .product-card { box-shadow: 0 4px 20px -4px rgba(107, 68, 35, 0.12); }
    .product-card .prod-info { padding: 20px 16px; }
    .product-card .prod-name { font-size: 1.05rem; }
    .mission-section .grid { grid-template-columns: 1fr !important; gap: 2rem; }
    .mission-card { padding: 1.25rem !important; }
    .mission-card .w-16 { width: 48px; height: 48px; }
    .mission-card svg { width: 24px; height: 24px; }
    .mission-card h3 { font-size: 1rem; }
    .mission-card p { font-size: 0.8rem; }
    .relative.py-32 .text-2xl { font-size: 1.25rem !important; }
    .relative.py-32 .text-lg { font-size: 0.9rem !important; }
    .relative.py-32 .font-calligraphy { font-size: 1.75rem !important; }
    .relative.py-32 .text-\[8rem\] { display: none; }
}

/* ============================================================
   ===== 5. About Page (关于我们) =====
   ============================================================ */

/* ===== 发展时间线 ===== */
.timeline-line {
    position: absolute; left: 50%; top: 0; bottom: 0; width: 2px;
    background: linear-gradient(to bottom, #C4753B, #C9A962, #C4753B);
    transform: translateX(-50%);
}
@media (max-width: 768px) { .timeline-line { left: 1.5rem; } }
.timeline-dot {
    width: 1rem; height: 1rem; border-radius: 50%;
    background: linear-gradient(135deg, #C4753B, #C9A962);
    border: 3px solid #FDF8F0; box-shadow: 0 0 0 2px #C4753B;
}

/* ===== 联系表单输入框 ===== */
.contact-input {
    width: 100%; padding: 0.75rem 1rem;
    border: 1px solid rgba(196, 117, 59, 0.2);
    border-radius: 0.75rem; background: white; color: #6B4423;
    font-family: 'Noto Serif SC', serif;
    transition: border-color 0.3s ease, box-shadow 0.3s ease; outline: none;
}
.contact-input:focus { border-color: #C4753B; box-shadow: 0 0 0 3px rgba(196, 117, 59, 0.1); }
.contact-input::placeholder { color: rgba(107, 68, 35, 0.35); }

/* ===== 联系方式卡片 ===== */
.contact-info-card {
    background: #FFFFFF; border-radius: 16px; padding: 2rem 1.5rem;
    border: 1px solid rgba(196, 117, 59, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); text-align: center; height: 100%;
}
.contact-info-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px -8px rgba(107, 68, 35, 0.18); border-color: rgba(196, 117, 59, 0.3); }
.contact-info-icon {
    width: 56px; height: 56px; margin: 0 auto 1.25rem; border-radius: 14px;
    background: linear-gradient(135deg, rgba(196,117,59,0.1), rgba(201,169,98,0.1));
    display: flex; align-items: center; justify-content: center; color: #C4753B; transition: all 0.4s ease;
}
.contact-info-card:hover .contact-info-icon { background: linear-gradient(135deg, #C4753B, #9B4D2E); color: #FFFFFF; transform: scale(1.05); }
.contact-info-title { font-size: 1rem; font-weight: 700; color: #6B4423; margin-bottom: 0.5rem; }
.contact-info-value { font-size: 0.95rem; font-weight: 600; color: #C4753B; margin-bottom: 0.5rem; font-family: 'Space Mono', monospace; word-break: break-all; }
.contact-info-time { font-size: 0.75rem; color: rgba(107, 68, 35, 0.5); }

/* ===== 地址信息栏 ===== */
.address-info-item { display: flex; align-items: flex-start; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid rgba(196, 117, 59, 0.1); }
.address-info-item:last-child { border-bottom: none; }
.address-info-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: #FFFFFF; }

/* ===== 在线留言表单 ===== */
.contact-form-section { background: #FFFFFF; border-radius: 24px; padding: 2.5rem; box-shadow: 0 10px 40px rgba(107, 68, 35, 0.06); border: 1px solid rgba(196, 117, 59, 0.08); }

/* ===== 分公司卡片 ===== */
.branch-card { background: #FFFFFF; border-radius: 16px; padding: 2rem; border: 1px solid rgba(196, 117, 59, 0.1); transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); height: 100%; }
.branch-card:hover { transform: translateY(-4px); box-shadow: 0 12px 30px -8px rgba(107, 68, 35, 0.18); border-color: rgba(196, 117, 59, 0.3); }

/* ===== 社交媒体卡片 ===== */
.social-media-card {
    display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
    background: #FFFFFF; border-radius: 20px; padding: 2rem 1.5rem;
    width: 200px; border: 1px solid rgba(196, 117, 59, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-align: center; text-decoration: none;
}
.social-media-card:hover {
    transform: translateY(-6px); box-shadow: 0 16px 40px -10px rgba(107, 68, 35, 0.15);
    border-color: rgba(196, 117, 59, 0.25);
}
.social-media-icon {
    width: 64px; height: 64px; border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    color: #FFFFFF; transition: transform 0.3s ease;
}
.social-media-card:hover .social-media-icon { transform: scale(1.08); }
.social-media-label { font-size: 1rem; font-weight: 600; color: #6B4423; }
.social-media-desc { font-size: 0.75rem; color: rgba(107, 68, 35, 0.45); line-height: 1.5; }

/* 社交媒体二维码悬浮 - 在卡片内显示 */
.social-has-qrcode { position: relative; }
.social-qrcode {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5rem;
    background: #FFFFFF; border-radius: 20px; padding: 1.5rem 1rem;
    opacity: 0; visibility: hidden;
    transform: scale(0.9);
    transition: opacity 0.4s ease, transform 0.4s ease, visibility 0.4s ease;
    z-index: 10;
}
.social-qrcode img { width: 140px; height: 140px; border-radius: 10px; object-fit: cover; }
.social-qrcode span { font-size: 0.75rem; color: #6B4423; font-weight: 500; }
.social-has-qrcode:hover .social-qrcode {
    opacity: 1; visibility: visible;
    transform: scale(1);
}
.branch-card-header { display: flex; align-items: center; gap: 0.75rem; padding-bottom: 1rem; margin-bottom: 1rem; border-bottom: 1px solid rgba(196, 117, 59, 0.1); }
.branch-card-badge { display: inline-block; padding: 0.25rem 0.75rem; border-radius: 999px; background: linear-gradient(135deg, rgba(196,117,59,0.1), rgba(201,169,98,0.1)); color: #C4753B; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.05em; }
.branch-card-title { font-size: 1.1rem; font-weight: 700; color: #6B4423; }
.branch-info-row { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 0.75rem; font-size: 0.85rem; color: rgba(107, 68, 35, 0.7); line-height: 1.6; }
.branch-info-row:last-child { margin-bottom: 0; }
.branch-info-row svg { width: 16px; height: 16px; color: #C9A962; flex-shrink: 0; margin-top: 3px; }

/* ============================================================
   ===== 6. Services Page (商家AI服务) =====
   ============================================================ */

/* ===== CSS 变量 ===== */
:root {
    --chenpi-amber: #C4753B;
    --chenpi-gold: #C9A962;
    --chenpi-brown: #6B4423;
    --chenpi-cream: #FDF8F0;
    --chenpi-warm: #FAF5EB;
    --chenpi-rust: #9B4D2E;
    --chenpi-amber-dark: #8B4A1D;
    --chenpi-amber-light: #D4945A;
    --chenpi-gold-light: #D4BC7E;
    --shadow-soft: 0 4px 24px rgba(107, 68, 35, 0.08);
    --shadow-medium: 0 12px 40px rgba(107, 68, 35, 0.12);
    --shadow-strong: 0 20px 60px rgba(107, 68, 35, 0.16);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
}

/* ===== 噪点纹理覆盖 ===== */
.noise-overlay { position: relative; }
.noise-overlay::before {
    content: ''; position: absolute; inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
    pointer-events: none; z-index: 0;
}
.noise-overlay > * { position: relative; z-index: 1; }

/* ===== Banner ===== */
.banner-new {
    position: relative; min-height: 50vh;
    display: flex; align-items: center; justify-content: center; overflow: hidden;
    background: url('../images/ai-services-bg.png') center/cover no-repeat;
}
@media (min-width: 768px) { .banner-new { min-height: 100vh; } }
.banner-new::before {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(42,26,14,0.85) 0%, rgba(59,35,20,0.80) 50%, rgba(74,46,24,0.85) 100%);
    z-index: 1;
}

/* ===== 数据高亮条 ===== */
.data-strip { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; }
.data-highlight { text-align: center; padding: 20px 0; border-top: 1px solid rgba(201, 169, 98, 0.2); border-bottom: 1px solid rgba(201, 169, 98, 0.2); }
.data-highlight .num { font-family: 'Space Mono', monospace; font-size: 2.5rem; font-weight: 700; color: var(--chenpi-gold); line-height: 1; }
.data-highlight .label { font-size: 0.85rem; color: rgba(255, 255, 255, 0.5); margin-top: 8px; letter-spacing: 0.1em; }

/* ===== 章节标题 ===== */
.section-eyebrow {
    font-family: 'Space Mono', monospace; font-size: 0.8rem; letter-spacing: 0.2em;
    text-transform: uppercase; color: var(--chenpi-amber); margin-bottom: 12px;
    display: flex; align-items: center; gap: 12px;
}
.section-eyebrow::before { content: ''; width: 32px; height: 2px; background: linear-gradient(90deg, var(--chenpi-amber), var(--chenpi-gold)); }
.section-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; color: var(--chenpi-brown); line-height: 1.3; margin-bottom: 16px; }
.section-desc { font-size: 1rem; color: rgba(107, 68, 35, 0.55); max-width: 560px; line-height: 1.8; }

/* ===== 服务卡片 - 交替布局 ===== */
.service-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 0; min-height: 420px;
    margin-bottom: 80px; border-radius: var(--radius-lg); overflow: hidden;
    background: #fff; box-shadow: var(--shadow-soft); border: 1px solid rgba(196, 117, 59, 0.08);
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.service-row:last-child { margin-bottom: 0; }
.service-row:hover { box-shadow: var(--shadow-strong); transform: translateY(-4px); }
.service-row.reverse { direction: rtl; }
.service-row.reverse > * { direction: ltr; }
.service-visual { position: relative; min-height: 100%; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.service-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.service-visual .visual-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(107,68,35,0.55) 0%, rgba(196,117,59,0.35) 100%); z-index: 1; }
.service-visual .visual-icon { width: 120px; height: 120px; border-radius: 50%; display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; transition: transform 0.5s ease; }
.service-row:hover .visual-icon { transform: scale(1.1) rotate(5deg); }
.service-visual .visual-bg { position: absolute; width: 200px; height: 200px; border-radius: 50%; filter: blur(60px); opacity: 0.4; transition: opacity 0.5s ease; }
.service-row:hover .visual-bg { opacity: 0.6; }
.service-visual .ring { position: absolute; border-radius: 50%; border: 1px solid rgba(196, 117, 59, 0.1); }
.service-visual .ring-1 { width: 200px; height: 200px; animation: ringPulse 6s ease-in-out infinite; }
.service-visual .ring-2 { width: 280px; height: 280px; animation: ringPulse 6s ease-in-out infinite 2s; }
.service-visual .ring-3 { width: 360px; height: 360px; animation: ringPulse 6s ease-in-out infinite 4s; }
@keyframes ringPulse { 0%, 100% { opacity: 0.3; transform: scale(1); } 50% { opacity: 0.6; transform: scale(1.05); } }
.service-content { padding: 48px 56px; }
.service-content .svc-number { font-family: 'Space Mono', monospace; font-size: 0.75rem; color: var(--chenpi-amber); letter-spacing: 0.15em; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.service-content .svc-number::after { content: ''; flex: 1; max-width: 40px; height: 1px; background: var(--chenpi-amber); opacity: 0.3; }
.service-content h3 { font-size: 1.75rem; font-weight: 700; color: var(--chenpi-brown); margin-bottom: 16px; line-height: 1.3; }
.service-content .svc-desc { font-size: 0.95rem; color: rgba(107, 68, 35, 0.6); line-height: 1.8; margin-bottom: 24px; }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.feature-item { display: flex; align-items: flex-start; gap: 10px; padding: 10px 14px; border-radius: var(--radius-sm); background: var(--chenpi-warm); font-size: 0.85rem; color: var(--chenpi-brown); line-height: 1.5; transition: all 0.3s ease; }
.feature-item:hover { background: rgba(196, 117, 59, 0.08); transform: translateX(4px); }
.feature-item .dot { flex-shrink: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--chenpi-amber); margin-top: 7px; }

/* ===== 垂直时间线 ===== */
.timeline-container { position: relative; max-width: 800px; margin: 0 auto; }
.timeline-line { position: absolute; left: 40px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--chenpi-amber), var(--chenpi-gold), var(--chenpi-amber)); opacity: 0.2; }
.timeline-item { position: relative; display: flex; gap: 40px; padding-bottom: 60px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-marker { flex-shrink: 0; width: 80px; display: flex; flex-direction: column; align-items: center; position: relative; z-index: 2; }
.timeline-dot { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: 'Space Mono', monospace; font-size: 1rem; font-weight: 700; color: #fff; background: linear-gradient(135deg, var(--chenpi-amber), var(--chenpi-rust)); box-shadow: 0 4px 20px rgba(196, 117, 59, 0.3); position: relative; transition: all 0.4s ease; }
.timeline-item:hover .timeline-dot { transform: scale(1.15); box-shadow: 0 6px 28px rgba(196, 117, 59, 0.45); }
.timeline-dot::after { content: ''; position: absolute; inset: -6px; border-radius: 50%; border: 2px solid rgba(196, 117, 59, 0.15); transition: all 0.4s ease; }
.timeline-item:hover .timeline-dot::after { border-color: rgba(196, 117, 59, 0.35); inset: -10px; }
.timeline-card { flex: 1; background: #fff; border-radius: var(--radius-md); padding: 32px 36px; border: 1px solid rgba(196, 117, 59, 0.08); box-shadow: var(--shadow-soft); transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
.timeline-card:hover { box-shadow: var(--shadow-medium); transform: translateX(8px); border-color: rgba(196, 117, 59, 0.2); }
.timeline-card h4 { font-size: 1.25rem; font-weight: 700; color: var(--chenpi-brown); margin-bottom: 8px; }
.timeline-card .tl-desc { font-size: 0.9rem; color: rgba(107, 68, 35, 0.6); line-height: 1.7; }
.timeline-card .tl-tag { display: inline-block; margin-top: 16px; padding: 4px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 500; background: rgba(196, 117, 59, 0.08); color: var(--chenpi-amber); }

/* ===== 优势卡片 ===== */
.advantage-card {
    background: #fff; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 2.5rem; border: 1px solid rgba(196, 117, 59, 0.06);
    box-shadow: var(--shadow-soft); transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative; overflow: hidden; display: flex; flex-direction: column;
}
.advantage-card::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--chenpi-amber), var(--chenpi-gold), var(--chenpi-amber));
    background-size: 200% 100%; transform: scaleX(0); transform-origin: left;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.advantage-card:hover::after { transform: scaleX(1); animation: shimmer 2s ease-in-out infinite; }
@keyframes shimmer { 0%, 100% { background-position: 0% 0; } 50% { background-position: 100% 0; } }
.advantage-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-6px); border-color: rgba(196, 117, 59, 0.12); }
.advantage-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; position: relative; }
.advantage-icon svg { width: 28px; height: 28px; }
.advantage-icon-amber { background: linear-gradient(135deg, rgba(196, 117, 59, 0.1), rgba(196, 117, 59, 0.05)); }
.advantage-icon-amber svg { color: var(--chenpi-amber); }
.advantage-icon-gold { background: linear-gradient(135deg, rgba(201, 169, 98, 0.12), rgba(201, 169, 98, 0.05)); }
.advantage-icon-gold svg { color: var(--chenpi-gold); }
.advantage-icon-rust { background: linear-gradient(135deg, rgba(155, 77, 46, 0.1), rgba(155, 77, 46, 0.05)); }
.advantage-icon-rust svg { color: var(--chenpi-rust); }
.advantage-index { position: absolute; top: 2.5rem; right: 1.25rem; transform: translateY(calc(28px - 50%)); font-family: 'Space Mono', monospace; font-size: 2rem; font-weight: 700; letter-spacing: 0.05em; color: rgba(196, 117, 59, 0.18); }
.advantage-title { font-size: 1.25rem; font-weight: 700; color: var(--chenpi-brown); margin-bottom: 0.75rem; line-height: 1.4; }
.advantage-desc { font-size: 0.9rem; color: rgba(107, 68, 35, 0.6); line-height: 1.8; flex: 1; }
.advantage-features { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid rgba(196, 117, 59, 0.06); }
.advantage-feature-tag { padding: 4px 12px; border-radius: 6px; font-size: 0.75rem; font-weight: 500; background: rgba(196, 117, 59, 0.05); color: var(--chenpi-amber); border: 1px solid rgba(196, 117, 59, 0.08); transition: all 0.3s ease; }
.advantage-feature-tag:hover { background: rgba(196, 117, 59, 0.1); transform: translateY(-1px); }

/* ===== CTA 装饰 ===== */
.cta-glow { position: absolute; border-radius: 50%; filter: blur(100px); pointer-events: none; }
.cta-glow-1 { width: 500px; height: 500px; background: rgba(196, 117, 59, 0.12); top: -200px; left: 50%; transform: translateX(-50%); }
.cta-glow-2 { width: 300px; height: 300px; background: rgba(201, 169, 98, 0.1); bottom: -100px; right: -50px; }
.cta-glow-3 { width: 250px; height: 250px; background: rgba(155, 77, 46, 0.08); bottom: -50px; left: -50px; }
.cta-grid-bg { position: absolute; inset: 0; background-image: radial-gradient(circle at 1px 1px, rgba(201, 169, 98, 0.05) 1px, transparent 0); background-size: 40px 40px; }
.cta-btn-outline {
    display: inline-flex; align-items: center; gap: 10px; padding: 18px 48px;
    background: transparent; color: #fff; font-family: 'Noto Serif SC', serif;
    font-weight: 600; font-size: 1.1rem; border: 1.5px solid rgba(255, 255, 255, 0.25);
    border-radius: var(--radius-sm); cursor: pointer; transition: all 0.4s ease;
    text-decoration: none; letter-spacing: 0.05em;
}
.cta-btn-outline:hover { border-color: rgba(255, 255, 255, 0.5); background: rgba(255, 255, 255, 0.08); transform: translateY(-3px); }

/* ===== 应用场景卡片 ===== */
.scenario-card {
    background: #fff; border-radius: var(--radius-lg); padding: 2rem 1.75rem;
    box-shadow: var(--shadow-soft); border: 1px solid rgba(196, 117, 59, 0.06);
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative; overflow: hidden;
}
.scenario-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--chenpi-amber), var(--chenpi-gold));
    transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.scenario-card:hover { box-shadow: var(--shadow-strong); transform: translateY(-6px); border-color: rgba(196, 117, 59, 0.2); }
.scenario-card:hover::before { transform: scaleX(1); }
.scenario-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; background: linear-gradient(135deg, rgba(196, 117, 59, 0.1), rgba(201, 169, 98, 0.08)); transition: all 0.4s ease; }
.scenario-card:hover .scenario-icon { background: linear-gradient(135deg, var(--chenpi-amber), var(--chenpi-gold)); }
.scenario-icon svg { width: 28px; height: 28px; color: var(--chenpi-amber); transition: color 0.4s ease; }
.scenario-card:hover .scenario-icon svg { color: #fff; }
.scenario-title { font-size: 1.15rem; font-weight: 700; color: var(--chenpi-brown); margin-bottom: 0.5rem; line-height: 1.4; }
.scenario-desc { font-size: 0.85rem; color: rgba(107, 68, 35, 0.6); line-height: 1.7; margin-bottom: 1rem; }
.scenario-link { display: inline-flex; align-items: center; gap: 4px; font-size: 0.8rem; color: var(--chenpi-amber); font-weight: 600; transition: gap 0.3s ease; cursor: pointer; }
.scenario-link:hover { gap: 8px; }
@media (max-width: 1024px) {
    .service-row, .service-row.reverse { grid-template-columns: 1fr; direction: ltr; }
    .service-visual { min-height: 240px; }
    .service-content { padding: 36px 32px; }
    .feature-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .data-strip { gap: 24px; }
    .data-highlight .num { font-size: 1.75rem; }
    .timeline-line { left: 24px; }
    .timeline-marker { width: 48px; }
    .timeline-dot { width: 40px; height: 40px; font-size: 0.85rem; }
    .timeline-item { gap: 24px; }
    .timeline-card { padding: 24px; }
    .case-stat-big { font-size: 2.5rem; }
    .case-card-new { padding: 28px; }
    .cta-new { padding: 80px 0; }
    .advantage-card { border-radius: var(--radius-md); }
    .scenario-card { padding: 1.5rem 1.25rem; }
    .scenario-title { font-size: 1.05rem; }
}
@media (max-width: 480px) {
    .data-strip { flex-direction: column; gap: 16px; }
    .data-highlight { border-top: none; border-bottom: none; padding: 12px 0; }
    .data-highlight .num { font-size: 1.5rem; }
    .section-title { font-size: 1.75rem; }
    .service-content { padding: 24px 20px; }
    .service-content h3 { font-size: 1.35rem; }
    .timeline-item { gap: 16px; }
    .timeline-card { padding: 20px; }
    .cta-btn-primary, .cta-btn-outline { padding: 14px 32px; font-size: 1rem; }
}

/* ============================================================
   ===== 7. Cases Page (案例) =====
   ============================================================ */

/* ===== 案例卡片 ===== */
.case-card {
    background: #FFFFFF; border-radius: 16px; overflow: hidden;
    border: 1px solid rgba(196, 117, 59, 0.12);
    box-shadow: 0 4px 24px -8px rgba(107, 68, 35, 0.08);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s ease, border-color 0.4s ease;
    cursor: pointer; display: flex; flex-direction: column;
}
.case-card:hover { transform: translateY(-6px); box-shadow: 0 20px 40px -12px rgba(107, 68, 35, 0.18); border-color: rgba(196, 117, 59, 0.3); }
.case-card .case-industry { display: inline-block; padding: 4px 12px; border-radius: 9999px; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; background: rgba(196, 117, 59, 0.1); color: #C4753B; border: 1px solid rgba(196, 117, 59, 0.2); }
.case-card .case-metric { display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 6px; font-size: 0.75rem; font-weight: 600; background: linear-gradient(135deg, rgba(196, 117, 59, 0.08), rgba(201, 169, 98, 0.08)); color: #9B4D2E; border: 1px solid rgba(196, 117, 59, 0.15); }
.case-card.hidden-by-tab { display: none; }

/* ===== 视频卡片 ===== */
.video-card { position: relative; border-radius: 16px; overflow: hidden; cursor: pointer; box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2); transition: transform 0.4s ease, box-shadow 0.4s ease; }
.video-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3); }
.video-card .video-cover { position: relative; width: 100%; padding-top: 56.25%; background-size: cover; background-position: center; }
.video-card .video-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.7) 100%); }
.video-card .play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 64px; height: 64px; border-radius: 50%; background: rgba(255, 255, 255, 0.95); display: flex; align-items: center; justify-content: center; transition: transform 0.3s ease, background 0.3s ease; box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4); }
.video-card:hover .play-btn { transform: translate(-50%, -50%) scale(1.1); background: #FFFFFF; box-shadow: 0 0 0 12px rgba(255, 255, 255, 0); }
.video-card .play-btn svg { color: #C4753B; margin-left: 4px; }

/* ===== 客户 Logo 墙 ===== */
.logo-cell { background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.1); border-radius: 12px; padding: 1.5rem 1rem; display: flex; align-items: center; justify-content: center; text-align: center; transition: all 0.4s ease; filter: grayscale(1); opacity: 0.6; min-height: 90px; }
.logo-cell:hover { filter: grayscale(0); opacity: 1; transform: translateY(-3px); box-shadow: 0 8px 24px -6px rgba(196, 117, 59, 0.18); border-color: rgba(196, 117, 59, 0.3); }
.logo-cell .logo-text { font-family: 'Noto Serif SC', serif; font-size: 1rem; font-weight: 600; color: #6B4423; letter-spacing: 0.05em; }

/* ===== Cases 移动端优化 ===== */
@media (max-width: 768px) {
    .cases-hero-title { font-size: 2.4rem !important; }
    .cases-hero-subtitle { font-size: 0.9rem !important; }
    .cases-hero-stats { gap: 1.25rem !important; }
    .cases-hero-stat-num { font-size: 1.5rem !important; }
    .stat-card-num { font-size: 2.4rem !important; }
    .case-card-body { padding: 1.25rem !important; }
}

/* ============================================================
   ===== 8. News Page (新闻资讯) =====
   ============================================================ */

/* ===== 热门标签云 ===== */
.tag-cloud-item {
    display: inline-flex; align-items: center; padding: 0.4rem 1rem;
    font-size: 0.82rem; color: #6B4423; background: #FFFFFF;
    border: 1px solid rgba(196, 117, 59, 0.15); border-radius: 9999px;
    cursor: pointer; transition: all 0.3s ease; white-space: nowrap;
}
.tag-cloud-item:hover {
    color: #FFFFFF; background: linear-gradient(135deg, #C4753B, #C9A962);
    border-color: transparent; transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(196, 117, 59, 0.25);
}

/* ===== 热门新闻 TOP 列表 ===== */
.top-news-item { display: flex; align-items: flex-start; gap: 0.875rem; padding: 0.75rem 0; border-bottom: 1px dashed rgba(196, 117, 59, 0.12); cursor: pointer; transition: all 0.3s ease; }
.top-news-item:last-child { border-bottom: none; }
.top-news-item:hover .top-news-num { background: linear-gradient(135deg, #C4753B, #C9A962); color: #FFFFFF; }
.top-news-item:hover .top-news-title { color: #C4753B; }
.top-news-num { flex-shrink: 0; width: 32px; height: 32px; border-radius: 6px; background: linear-gradient(135deg, #FAF5EB, #F5EDE0); color: #C9A962; font-family: 'Space Mono', monospace; font-weight: 700; font-size: 0.8rem; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; border: 1px solid rgba(196, 117, 59, 0.12); }
.top-news-title { font-size: 0.85rem; color: #6B4423; font-weight: 500; line-height: 1.5; transition: color 0.3s ease; }
.top-news-views { font-size: 0.7rem; color: #A09080; font-family: 'Space Mono', monospace; margin-top: 4px; }

/* ===== 侧边栏卡片 ===== */
.sidebar-card { background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.1); border-radius: 8px; padding: 1.5rem; box-shadow: 0 4px 20px -8px rgba(107, 68, 35, 0.06); }

/* ===== 推荐服务入口 ===== */
.service-entry { display: flex; align-items: center; gap: 0.75rem; padding: 0.875rem 1rem; border-radius: 8px; background: linear-gradient(135deg, #FAF5EB, #FDF8F0); border: 1px solid rgba(196, 117, 59, 0.1); cursor: pointer; transition: all 0.3s ease; }
.service-entry:hover { background: linear-gradient(135deg, #FFFFFF, #FAF5EB); border-color: rgba(196, 117, 59, 0.3); transform: translateX(4px); box-shadow: 0 6px 16px -6px rgba(196, 117, 59, 0.18); }
.service-entry:hover .service-entry-icon { background: linear-gradient(135deg, #C4753B, #C9A962); color: #FFFFFF; }
.service-entry-icon { flex-shrink: 0; width: 40px; height: 40px; border-radius: 8px; background: #FFFFFF; color: #C4753B; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; border: 1px solid rgba(196, 117, 59, 0.15); }
.service-entry-title { font-size: 0.9rem; font-weight: 600; color: #6B4423; margin-bottom: 2px; }
.service-entry-desc { font-size: 0.72rem; color: #8B7355; }

/* ===== 分页按钮 ===== */
.page-btn { min-width: 40px; height: 40px; padding: 0 0.75rem; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; font-size: 0.9rem; font-weight: 500; color: #6B4423; background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.15); cursor: pointer; transition: all 0.3s ease; font-family: 'Space Mono', monospace; }
.page-btn:hover:not(:disabled) { color: #C4753B; border-color: rgba(196, 117, 59, 0.4); background: #FAF5EB; }
.page-btn.active { background: linear-gradient(135deg, #C4753B, #C9A962); color: #FFFFFF; border-color: transparent; box-shadow: 0 4px 12px rgba(196, 117, 59, 0.25); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== 分类筛选 sticky 容器 ===== */
.filter-sticky { position: sticky; top: 80px; z-index: 30; background: rgba(253, 248, 240, 0.88); backdrop-filter: blur(16px) saturate(1.5); -webkit-backdrop-filter: blur(16px) saturate(1.5); border-bottom: 1px solid rgba(196, 117, 59, 0.1); }

/* ===== News Hero Banner ===== */
.news-hero { position: relative; height: 40vh; min-height: 320px; overflow: hidden; }
.news-hero-bg { position: absolute; inset: 0; background-image: url('../images/orchard-bg.jpg'); background-size: cover; background-position: center; }
.news-hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(107, 68, 35, 0.55) 0%, rgba(139, 74, 29, 0.65) 50%, rgba(107, 68, 35, 0.75) 100%); }

/* ===== newsletter 输入框 ===== */
.newsletter-input { width: 100%; padding: 0.75rem 1rem; font-size: 0.85rem; color: #6B4423; background: #FAF5EB; border: 1px solid rgba(196, 117, 59, 0.2); border-radius: 6px; outline: none; transition: all 0.3s ease; font-family: 'Space Mono', monospace; }
.newsletter-input:focus { border-color: #C4753B; background: #FFFFFF; box-shadow: 0 0 0 3px rgba(196, 117, 59, 0.1); }
.newsletter-input::placeholder { color: #A09080; font-family: 'Noto Serif SC', serif; }

/* ===== News 移动端优化 ===== */
@media (max-width: 768px) {
    .filter-sticky { top: 64px; }
    .news-hero-title { font-size: 2.2rem !important; }
    .news-hero-subtitle { font-size: 0.85rem !important; }
}

/* ============================================================
   ===== 9. Mark Page (标识服务) =====
   ============================================================ */

/* ===== 印章环 ===== */
.seal-ring { position: relative; border-radius: 50%; background: conic-gradient(from 0deg, #C4753B, #C9A962, #8B4A1D, #C4753B); padding: 3px; }
.seal-inner { border-radius: 50%; background: linear-gradient(135deg, #FDF8F0, #FAF5EB); width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; flex-direction: column; }

/* ===== 申请流程时间线 ===== */
.process-line { position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, #C4753B, #C9A962, #C4753B); transform: translateX(-50%); }
@media (max-width: 768px) { .process-line { left: 1.5rem; } }

/* ============================================================
   ===== 10. Join Page (商家入驻) =====
   ============================================================ */

/* ===== 入驻优势卡片 (join 版，::before 顶部线) ===== */
.advantage-card { background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.12); border-radius: 16px; padding: 2rem 1.75rem; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1); position: relative; overflow: hidden; }
.advantage-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, #C4753B, #C9A962); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.advantage-card:hover { transform: translateY(-6px); border-color: rgba(196, 117, 59, 0.4); box-shadow: 0 20px 40px -16px rgba(107, 68, 35, 0.18); }
.advantage-card:hover::before { transform: scaleX(1); }
.advantage-icon { width: 56px; height: 56px; border-radius: 14px; background: linear-gradient(135deg, #FAF5EB, #F5EDE0); display: flex; align-items: center; justify-content: center; margin-bottom: 1.25rem; transition: all 0.4s ease; }
.advantage-card:hover .advantage-icon { background: linear-gradient(135deg, #C4753B, #C9A962); transform: scale(1.05); }
.advantage-icon svg { width: 28px; height: 28px; color: #C4753B; transition: color 0.4s ease; }
.advantage-card:hover .advantage-icon svg { color: #FFFFFF; }
.advantage-title { font-family: 'Noto Serif SC', serif; font-size: 1.2rem; font-weight: 700; color: #6B4423; margin-bottom: 0.5rem; }
.advantage-desc { font-size: 0.875rem; color: #8B7355; line-height: 1.7; }

/* ===== 入驻流程时间线 ===== */
.process-timeline { position: relative; }
.process-line { position: absolute; top: 36px; left: 5%; right: 5%; height: 2px; background: linear-gradient(90deg, transparent, #C4753B 5%, #C9A962 50%, #C4753B 95%, transparent); opacity: 0.3; }
.process-node { display: flex; flex-direction: column; align-items: center; text-align: center; position: relative; z-index: 2; }
.process-circle { width: 72px; height: 72px; border-radius: 50%; background: #FFFFFF; border: 2px solid #C4753B; display: flex; align-items: center; justify-content: center; transition: all 0.4s ease; box-shadow: 0 6px 20px rgba(196, 117, 59, 0.12); font-family: 'Space Mono', monospace; font-size: 1.1rem; font-weight: 700; color: #C4753B; margin-bottom: 1.25rem; }
.process-node:hover .process-circle { background: linear-gradient(135deg, #C4753B, #C9A962); color: #FFFFFF; border-color: transparent; box-shadow: 0 12px 28px rgba(196, 117, 59, 0.35); transform: translateY(-4px); }
.process-title { font-family: 'Noto Serif SC', serif; font-size: 1.05rem; font-weight: 700; color: #6B4423; margin-bottom: 0.5rem; }
.process-desc { font-size: 0.8rem; color: #8B7355; line-height: 1.7; max-width: 200px; }

/* ===== 表单样式 ===== */
.form-card { background: #FFFFFF; border-radius: 16px; padding: 2.5rem; box-shadow: 0 10px 40px rgba(107, 68, 35, 0.08); border: 1px solid rgba(196, 117, 59, 0.1); }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; color: #6B4423; margin-bottom: 0.5rem; letter-spacing: 0.02em; }
.form-label .required { color: #9B4D2E; margin-left: 2px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 0.75rem 1rem; background: #FAF5EB; border: 1px solid rgba(196, 117, 59, 0.15); border-radius: 10px; color: #6B4423; font-size: 0.9rem; transition: all 0.3s ease; outline: none; font-family: 'Noto Serif SC', serif; }
.form-input::placeholder, .form-textarea::placeholder { color: #B5A28A; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: #C4753B; background: #FFFFFF; box-shadow: 0 0 0 4px rgba(196, 117, 59, 0.1); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23C4753B'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.85rem center; background-size: 1.1rem; padding-right: 2.5rem; }

/* ===== 复选标签 ===== */
.check-tag { display: inline-flex; align-items: center; padding: 0.5rem 1rem; background: #FAF5EB; border: 1px solid rgba(196, 117, 59, 0.15); border-radius: 9999px; cursor: pointer; transition: all 0.25s ease; font-size: 0.82rem; color: #6B4423; user-select: none; }
.check-tag:hover { border-color: rgba(196, 117, 59, 0.4); }
.check-tag input { display: none; }
.check-tag.active { background: linear-gradient(135deg, #C4753B, #C9A962); color: #FFFFFF; border-color: transparent; box-shadow: 0 4px 12px rgba(196, 117, 59, 0.25); }

/* ===== FAQ 折叠面板 ===== */
.faq-item { background: #FFFFFF; border: 1px solid rgba(196, 117, 59, 0.12); border-radius: 12px; overflow: hidden; transition: all 0.3s ease; }
.faq-item + .faq-item { margin-top: 0.75rem; }
.faq-item[open] { border-color: rgba(196, 117, 59, 0.35); box-shadow: 0 8px 24px -8px rgba(107, 68, 35, 0.12); }
.faq-item summary { list-style: none; padding: 1.25rem 1.5rem; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; font-family: 'Noto Serif SC', serif; font-size: 1rem; font-weight: 600; color: #6B4423; transition: color 0.3s ease; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: #C4753B; }
.faq-item[open] summary { color: #C4753B; }
.faq-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: #FAF5EB; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; }
.faq-icon svg { width: 14px; height: 14px; color: #C4753B; transition: transform 0.3s ease; }
.faq-item[open] .faq-icon { background: linear-gradient(135deg, #C4753B, #C9A962); }
.faq-item[open] .faq-icon svg { color: #FFFFFF; transform: rotate(45deg); }
.faq-answer { padding: 0 1.5rem 1.5rem; font-size: 0.875rem; color: #8B7355; line-height: 1.8; }

/* ===== Join Hero Banner ===== */
.join-hero { position: relative; height: 50vh; min-height: 360px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.join-hero-bg { position: absolute; inset: 0; background-image: url('../images/ai-bg.jpg'); background-size: cover; background-position: center; }
.join-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(107, 68, 35, 0.75) 0%, rgba(155, 77, 46, 0.7) 50%, rgba(139, 74, 29, 0.8) 100%); }
.join-hero-overlay::after { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.35) 100%); }

/* ===== Join 移动端优化 ===== */
@media (max-width: 768px) {
    .join-hero { height: 60vh; min-height: 340px; }
    .advantage-card { padding: 1.5rem 1.25rem; }
    .advantage-title { font-size: 1.05rem; }
    .advantage-desc { font-size: 0.8rem; }
    .process-grid { grid-template-columns: 1fr !important; gap: 1.5rem !important; }
    .process-line { display: none; }
    .process-node { flex-direction: row; align-items: flex-start; text-align: left; gap: 1.25rem; padding: 0 0.5rem; }
    .process-circle { width: 56px; height: 56px; font-size: 0.95rem; margin-bottom: 0; flex-shrink: 0; }
    .process-desc { max-width: 100%; }
    .process-node::before { content: ''; position: absolute; left: 28px; top: 56px; bottom: -1.5rem; width: 2px; background: linear-gradient(180deg, #C4753B, #C9A962); opacity: 0.25; }
    .process-node:last-child::before { display: none; }
    .form-card { padding: 1.5rem; }
}
@media (max-width: 640px) {
    .check-tag { padding: 0.4rem 0.85rem; font-size: 0.78rem; }
}