/* 创建新的堆叠上下文，确保背景图可见 */
    html {
      background: var(--bg-light);
    }
    body {
      position: relative;
      background: transparent;
      min-height: 100vh;
    }
    /* 背景图层 - 使用更高优先级 */
    body > .bg-layer,
    body::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 350px;
      background: linear-gradient(135deg, rgba(28,31,39,0.3), rgba(20,22,28,0.4)),
                  var(--page-bg-img, url('/standard/../shared/images/news-bg.webp')) center 40%/cover no-repeat;
      z-index: 1;
      pointer-events: none;
    }
    .page-header {
      background: transparent;
    }
    .page-header::before {
      content: none;
      display: none;
    }

    /* ================================
       页面特有样式（顶部横幅样式已统一在 header.css 中）
       ================================ */
    
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html{overflow-y:scroll;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;background: var(--bg-light);}
    body { font-family: -apple-system, BlinkMacSystemFont, \'Microsoft YaHei\', sans-serif; background: transparent ; color: var(--text-dark); line-height: 1.6; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
    
    @keyframes fadeInUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
    @keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
    @keyframes slowZoom { 0%, 100% { transform: scale(1.1); } 50% { transform: scale(1.15); } }
    
    .hero-bg { position: absolute; inset: 0; opacity: 0.12; transform: scale(1.1); animation: slowZoom 20s ease-in-out infinite; }
    .hero-bg img { width: 100%; height: 100%; object-fit: cover; }
    .hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(28,31,39,0.85) 0%, rgba(20,22,28,0.9) 100%); }
    .hero-content { position: relative; z-index: 10; max-width: 1200px; margin: 0 auto; padding: 0 30px; height: 100%; display: flex; align-items: center; }
    .hero-text { max-width: 750px; color: white; animation: fadeInUp 1s ease 0.3s both; }
    .hero-badge { display: inline-flex; align-items: center; background: transparent; color: var(--accent-yellow); padding: 0; border-radius: 0; font-weight: 700; font-size: 52px; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 25px; animation: scaleIn 0.6s ease 0.5s both; }
    .hero-badge .wheat-icon-left, .hero-badge .wheat-icon-right { height: 50px; width: 50px; display: inline-block; vertical-align: middle; margin: 0 10px; }
    .hero-text h1 { font-size: 52px; font-weight: 800; line-height: 1.2; margin-bottom: 20px; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
    .hero-text .subtitle { font-size: 20px; opacity: 0.95; margin-bottom: 35px; font-weight: 300; }
    .hero-info { display: flex; gap: 30px; margin-bottom: 40px; flex-wrap: wrap; }
    .hero-info-item { display: flex; align-items: center; gap: 12px; background: rgba(255,255,255,0.1); padding: 12px 20px; border-radius: 10px; }
    .hero-info-item .icon { width: 45px; height: 45px; background: rgba(255,255,255,0.2); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 20px; }
    .hero-buttons { display: flex; gap: 18px; }
    .btn { padding: 16px 35px; border-radius: 30px; font-weight: 700; font-size: 15px; text-decoration: none; display: inline-block; transition: all 0.3s; border: none; }
    .btn-primary { background: var(--accent-yellow); color: var(--text-dark); }
    .btn-primary:hover { background: #FFD633; transform: translateY(-3px); }
    .btn-outline { background: transparent; color: white; border: 2px solid white; }
    .btn-outline:hover { background: white; color: var(--primary-red); transform: translateY(-3px); }
    .btn-hero { background: transparent; color: white; border: 2px solid white; border-radius: 30px; }
    .btn-hero:hover { background: white; color: var(--primary-red); transform: translateY(-3px); }
    
    .section { padding: 80px 0; }
    .section-white { background: var(--bg-white); }
    .section-gray { background: var(--bg-light); }
    .section-header { text-align: center; margin-bottom: 60px; }
    .section-header h2 { font-size: 36px; color: var(--text-dark); margin-bottom: 10px; }
    .section-header h3 { font-size: 18px; color: var(--text-light); text-transform: uppercase; letter-spacing: 2px; }
    
    .content-card { max-width: 1000px; margin: 0 auto; background: white; border-radius: 15px; padding: 50px; box-shadow: var(--shadow-lg); }
    .content-card h2 { color: var(--primary-red); font-size: 28px; margin-bottom: 25px; padding-bottom: 15px; border-bottom: 2px solid var(--border-color); }
    .content-card p { color: var(--text-gray); line-height: 1.8; margin-bottom: 20px; font-size: 18px; }
    .content-card ul { line-height: 2; color: var(--text-gray); padding-left: 20px; margin-bottom: 20px; }
    .content-card ul li { margin-bottom: 10px; }

    .gallery-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 0 30px; }
    .gallery-item { position: relative; border-radius: 10px; overflow: hidden; aspect-ratio: 4/3; }
    .gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
    .gallery-item:hover img { transform: scale(1.1); }
    .gallery-item .caption { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(0,0,0,0.8)); color: white; padding: 15px; font-size: 14px; }
    
    .exhibitors-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; padding: 0 30px; }
    .exhibitor-card { text-align: center; background: white; border-radius: 10px; padding: 25px; box-shadow: var(--shadow-md); transition: all 0.3s; }
    .exhibitor-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
    .exhibitor-card img { width: 100%; height: 100px; object-fit: contain; margin-bottom: 15px; }
    .exhibitor-card h4 { color: var(--text-dark); font-size: 15px; }

    .contact-grid { max-width: 1000px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; padding: 0 30px; }
    .contact-grid .contact-item { text-align: center; padding: 30px; background: white; border-radius: 10px; box-shadow: var(--shadow-md); }
    .contact-grid .contact-item .icon { font-size: 40px; margin-bottom: 15px; }
    .contact-grid .contact-item h4 { color: var(--primary-red); font-size: 18px; margin-bottom: 10px; }
    .contact-grid .contact-item p { color: var(--text-gray); font-size: 15px; }

    @media (max-width: 768px) {
      html, body {
        margin: 0 ;
        padding: 0 ;
        overflow-x: hidden ;
      }
      /* Hero 区域 */
      .hero-section { 
        height: calc(100vh - 105px) ; 
        margin-top: 105px ;
        position: relative ;
        display: flex ;
        align-items: flex-start ;
      }
      .hero-content { 
        padding: 65px 20px 0 20px ; 
        align-items: flex-start ;
        justify-content: flex-start ;
      }
      .hero-text { max-width: 100%; }
      .hero-text h1 { font-size: 36px; line-height: 1.3; }
      .hero-text .subtitle { font-size: 17px; }
      /* 放大：第 19 届及两侧图标 */
      .hero-badge { padding: 0 ; font-size: 36px ; margin-bottom: 20px ; display: flex ; align-items: center ; justify-content: flex-start ; }
      .hero-badge .wheat-icon-left, .hero-badge .wheat-icon-right { height: 56px ; width: 56px ; margin: 0 4px ; }
      /* 缩小：时间及地点板块 */
      .hero-info { gap: 12px ; margin-bottom: 25px ; }
      .hero-info-item { padding: 6px 12px ; border-radius: 8px ; }
      .hero-info-item .icon { width: 28px ; height: 28px ; font-size: 14px ; border-radius: 6px ; }
      .hero-info-item .text { font-size: 11px ; }
      /* 缩小：展商登记及观众登记按钮 */
      .hero-buttons { flex-direction: row; gap: 8px ; flex-wrap: wrap; }
      .btn { flex: 1; min-width: 110px ; text-align: center; padding: 8px 14px ; font-size: 11px ; border-radius: 22px ; }
      .btn i { font-size: 12px ; margin-right: 4px ; }
      /* 其他板块 */
      .news-grid, .gallery-grid, .exhibitors-grid, .contact-grid { grid-template-columns: 1fr; padding: 0 20px; }
      .content-card { padding: 20px; margin: 0 20px; }
      .section { padding: 30px 0; }
    }
    
    /* 模态框表单 */
    .modal-overlay { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.6); z-index: 9999; align-items: center; justify-content: center; overflow-y: auto; padding: 20px; }
    .modal-overlay.active { display: flex; }
    .modal-container { background: white; border-radius: 15px; width: 100%; max-width: 800px; max-height: 90vh; overflow-y: auto; position: relative; animation: modalSlideIn 0.3s ease; }
    @keyframes modalSlideIn { from { transform: translateY(-50px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
    .modal-header { background: linear-gradient(135deg, var(--primary-red), var(--primary-dark-red)); color: white; padding: 25px 30px; display: flex; justify-content: space-between; align-items: center; }
    .modal-header h2 { font-size: 28px; font-weight: 700; }
    .modal-close { background: rgba(255,255,255,0.2); border: none; color: white; width: 35px; height: 35px; border-radius: 50%; font-size: 20px; cursor: pointer; transition: background 0.3s; }
    .modal-close:hover { background: rgba(255,255,255,0.3); }
    .modal-body { padding: 30px; }
    .modal-section { margin-bottom: 30px; }
    .modal-section h3 { font-size: 18px; color: var(--primary-red); margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid var(--border-color); }
    .modal-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 20px; }
    .modal-group { margin-bottom: 20px; }
    .modal-group.full { grid-column: 1 / -1; }
    .modal-group label { display: block; color: var(--text-dark); font-weight: 600; margin-bottom: 8px; font-size: 14px; }
    .modal-group label .required { color: #e53e3e; margin-left: 5px; }
    .modal-group input, .modal-group textarea, .modal-group select { width: 100%; padding: 12px 14px; border: 2px solid var(--border-color); border-radius: 8px; font-size: 14px; font-family: inherit; transition: border-color 0.3s; }
    .modal-group input:focus, .modal-group textarea:focus, .modal-group select:focus { outline: none; border-color: var(--primary-red); }
    .modal-group textarea { resize: vertical; min-height: 100px; }
    .modal-submit { width: 100%; padding: 16px; background: linear-gradient(135deg, var(--primary-red), var(--primary-dark-red)); color: white; border: none; border-radius: 10px; font-size: 15px; font-weight: 700; cursor: pointer; transition: all 0.3s; margin-top: 20px; }
    .modal-submit:hover { transform: translateY(-2px); box-shadow: 0 10px 25px rgba(28,31,39,0.3); }
    .modal-success { display: none; background: #c6f6d5; color: #22543d; padding: 20px; border-radius: 10px; margin-bottom: 25px; text-align: center; }
    .modal-success.show { display: block; }
    @media (max-width: 768px) { .modal-row { grid-template-columns: 1fr; } }
  
    .page-header {
      position: relative;
      background: transparent;
      z-index: 10;
      color: #FFCC00;
      height: 350px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding-top: 0;
      box-sizing: border-box;
    }

    .page-header::before {
      content: none ;
      display: none ;
    }

    .page-header h1 { font-size: 42px; margin-bottom: 15px; }
    .content-section { max-width: 1200px; margin: 0 auto; padding: 60px 20px; }
    .info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; margin-top: 30px; }
    .info-item { text-align: center; padding: 30px; background: var(--bg-light); border-radius: 10px; }
    .info-item .icon { font-size: 48px; margin-bottom: 15px; }
    .info-item h3 { color: var(--primary-red); font-size: 18px; margin-bottom: 10px; }
    .info-item p { color: var(--text-gray); font-size: 14px; }
    .news-section { max-width: 1800px; margin: 0 auto; padding: 60px 20px; }
    .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
    .news-item { background: white; border-radius: 10px; padding: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.1), 0 2px 5px rgba(0,0,0,0.08); transition: all 0.3s; }
    .news-item:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.15), 0 4px 10px rgba(0,0,0,0.1); }
    .news-date { font-size: 14px; color: var(--primary-red); font-weight: 700; margin-bottom: 15px; }
    .news-item h3 { font-size: 20px; color: var(--text-dark); margin-bottom: 15px; line-height: 1.4; }
    .news-item p { font-size: 15px; color: var(--text-light); line-height: 1.8; margin-bottom: 20px; }
    .news-item .meta { display: flex; justify-content: space-between; align-items: center; color: var(--text-gray); font-size: 13px; }
    .news-pagination { display: flex; justify-content: center; align-items: center; gap: 20px; margin-top: 50px; }
    .news-pagination button { padding: 12px 24px; background: var(--primary-red); color: white; border: none; border-radius: 25px; font-size: 15px; cursor: pointer; transition: all 0.3s; display: flex; align-items: center; gap: 8px; }
    .news-pagination button:hover:not(:disabled) { background: var(--primary-dark-red); transform: translateY(-2px); }
    .news-pagination button:disabled { background: var(--border-color); cursor: not-allowed; }
    .news-pagination span { font-size: 16px; color: var(--text-dark); font-weight: 600; }

    @media (max-width: 768px) {
      .news-grid { grid-template-columns: 1fr; }
      .news-pagination { flex-wrap: wrap; gap: 15px; }
      .news-pagination button { padding: 10px 18px; font-size: 14px; }
      
      .page-header {
        height: 300px;
        justify-content: center;
      }
      
      .page-header h1 { 
        font-size: 32px; 
        margin-top: 80px;
        margin-bottom: 12px;
        font-weight: normal;
        letter-spacing: normal;
        text-shadow: none;
      }
      
      .page-header p {
        font-size: 16px;
        opacity: 0.9;
        font-weight: 400;
        letter-spacing: 2px;
      }
    }
    
    /* 红色渐变背景层 - 从上到下逐渐透明 */
    body::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 315px;
      background: linear-gradient(to bottom,
        rgba(168, 40, 29, 1) 0%,
        rgba(168, 40, 29, 0.8) 50%,
        rgba(168, 40, 29, 0) 90%);
      z-index: 2;
      pointer-events: none;
    }