/* ==========================================================================
     1. 品牌变量声明
     ========================================================================== */
  .member-zone-wrapper {
    --brand: #256643;          /* 标志性森林深绿 */
    --brand-deep: #1b4c32;     /* 深绿过渡色 */
    --accent: #EAA484;          /* 复古陶土橘 */
    --bg-main: #FAF8F5;        /* 燕麦暖白 */
    --bg-secondary: #F4F2EE;   /* 泥灰底色 */
    --text-dark: #2C3E2E;      /* 植物碳黑 */
    --text-muted: #627265;     /* 苔藓中灰 */
    --hairline: rgba(37, 102, 67, 0.12);

    max-width: 1600px;
    margin: 60px auto;
    padding: 0 40px;
    font-family: 'Karla', sans-serif;
    box-sizing: border-box;
  }

  /* 标题换装 Fraunces 衬线体 */
  .member-zone-title {
    text-align: center;
    font-family: 'Fraunces', Georgia, serif;
    font-size: 36px;
    font-weight: 450;
    color: var(--brand);
    margin-bottom: 40px;
    letter-spacing: -0.01em;
  }

  /* ==========================================================================
     2. 极简复古标签导航
     ========================================================================== */
  .member-tabs-container {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--hairline);
    padding-bottom: 16px;
  }

  .member-tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
  }

  .member-tab-icon-box {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 1px solid var(--hairline);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    background-color: var(--bg-main);
    transition: all 0.3s ease;
  }

  .member-tab-icon-box svg { 
    width: 24px; 
    height: 24px; 
    fill: var(--text-muted); 
    transition: fill 0.3s ease;
  }
  .member-tab-label { 
    font-size: 14px; 
    font-weight: 700; 
    color: var(--text-muted); 
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  /* 选中态：替换为深绿与柔和阴影 */
  .member-tab-item.active .member-tab-icon-box {
    border-color: var(--brand);
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(37, 102, 67, 0.08);
  }
  .member-tab-item.active .member-tab-icon-box svg { fill: var(--brand); }
  .member-tab-item.active .member-tab-label { color: var(--brand); }

  .member-tab-item.active::after {
    content: '';
    position: absolute;
    bottom: -17px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--brand);
    border-radius: 1px;
  }

  .member-panel { display: none; animation: tabFadeIn 0.5s cubic-bezier(0.25, 1, 0.5, 1) both; }
  .member-panel.active { display: block; }

  /* ==========================================================================
     3. PC端：VIP 错位手作风面板 (16px利落圆角)
     ========================================================================== */
  .mobile-entire-scroll-viewport { width: 100%; }

  .vip-card-grid {
    display: grid;
    grid-template-columns: 440px 1fr;
    gap: 60px;
    background: #ffffff;
    border: 1px solid var(--hairline);
    border-radius: 16px;
    box-shadow: 0 12px 30px rgba(37, 102, 67, 0.03);
    padding: 50px;
  }

  .vip-visual-card {
    background-color: var(--brand);
    border-radius: 12px;
    padding: 60px 40px;
    color: #ffffff;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 102, 67, 0.15);
  }

  .vip-card-logo svg { width: 48px; height: 48px; fill: #ffffff; margin-bottom: 24px; }
  .vip-visual-card h3 { 
    font-family: 'Fraunces', Georgia, serif; 
    font-size: 32px; 
    margin: 0 0 10px 0; 
    font-weight: 450; 
  }
  .vip-visual-card p { font-size: 14px; color: rgba(250, 248, 245, 0.8); margin: 0 0 40px 0; }
  
  .vip-visual-card .vip-action-btn {
    background-color: var(--bg-main);
    color: var(--brand) !important;
    text-decoration: none !important;
    padding: 12px 48px;
    font-weight: 700;
    font-size: 14px;
    border-radius: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.25s ease;
    display: inline-block;
  }
  .vip-visual-card .vip-action-btn:hover {
    background-color: #ffffff;
    transform: translateY(-1px);
  }

  .vip-info-details { display: flex; flex-direction: column; justify-content: space-between; padding: 10px 0; }
  .info-title { 
    font-family: 'Fraunces', Georgia, serif; 
    font-size: 26px; 
    font-weight: 450; 
    margin: 0 0 30px 0; 
    color: var(--brand); 
  }

  .vip-perks-list {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
    display: flex;
    flex-direction: column;
    gap: 28px;
  }

  .vip-perks-list li { display: flex; gap: 20px; align-items: flex-start; }
  .perk-badge {
    background-color: var(--bg-secondary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .perk-badge svg { width: 18px; height: 18px; fill: var(--brand); }
  
  .vip-perks-list strong { 
    font-family: 'Fraunces', Georgia, serif; 
    font-size: 18px; 
    font-weight: 600;
    color: var(--text-dark); 
    display: block; 
    margin-bottom: 6px; 
  }
  .vip-perks-list p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.6; }

  .vip-double-buttons { display: flex; align-items: center; gap: 24px; }
  .btn-join {
    background-color: var(--brand);
    color: #ffffff !important;
    text-decoration: none !important;
    padding: 14px 45px;
    font-weight: 700;
    font-size: 14px;
    border-radius: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all 0.25s ease;
    display: inline-block;
  }
  .btn-join:hover {
    background-color: var(--brand-deep);
    transform: translateY(-1px);
  }
  .btn-learn { 
    color: var(--brand) !important; 
    text-decoration: underline !important; 
    text-decoration-color: var(--accent) !important;
    text-underline-offset: 5px;
    font-weight: 700; 
    font-size: 14px; 
    padding: 14px 20px; 
    transition: color 0.2s ease;
    display: inline-block;
  }
  .btn-learn:hover { color: var(--brand-deep) !important; }

  /* ==========================================================================
     4. Community 蓄水预热区 (陶土橘与自然底噪)
     ========================================================================== */
  .community-preview-box { border-radius: 16px; overflow: hidden; border: 1px solid var(--hairline); }
  .community-image-placeholder { position: relative; width: 100%; height: 480px; display: flex; align-items: center; justify-content: center; }
  .community-bg-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; }
  .community-mask { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(135deg, rgba(37, 102, 67, 0.96) 0%, rgba(27, 76, 50, 0.88) 100%); }
  .community-text-overlay { position: relative; z-index: 2; max-width: 720px; text-align: center; color: #ffffff; padding: 0 24px; }
  
  .coming-soon-badge { 
    background-color: var(--accent); 
    color: #ffffff;
    font-size: 11px; 
    font-weight: 700; 
    padding: 5px 16px; 
    border-radius: 4px; 
    margin-bottom: 24px; 
    letter-spacing: 0.1em;
    display: inline-block; 
  }
  .community-text-overlay h3 { 
    font-family: 'Fraunces', Georgia, serif; 
    font-size: 36px; 
    font-weight: 450;
    margin: 0 0 18px 0; 
  }
  .community-text-overlay p { font-size: 15px; line-height: 1.65; color: rgba(250, 248, 245, 0.85); margin: 0 0 35px 0; }
  .community-cta-btn { 
    background-color: transparent; 
    color: #ffffff !important; 
    border: 1px solid rgba(250, 248, 245, 0.5); 
    text-decoration: none !important; 
    padding: 13px 35px; 
    font-weight: 700; 
    font-size: 13px; 
    border-radius: 8px; 
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block; 
    transition: all 0.25s ease;
  }
  .community-cta-btn:hover {
    border-color: #ffffff;
    background-color: rgba(250, 248, 245, 0.08);
  }

  @keyframes tabFadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

  /* ==========================================================================
     5. 📱 手机端适配：整块打包横向滑动
     ========================================================================== */
  @media (max-width: 992px) {
    .member-zone-wrapper { max-width: 100%; padding: 0; margin: 30px auto; overflow: hidden; }
    .member-zone-title { font-size: 24px; margin-bottom: 25px; padding: 0 16px; }
    .member-tabs-container { gap: 40px; margin-bottom: 25px; margin-left: 16px; margin-right: 16px; }

    .mobile-entire-scroll-viewport {
      width: 100% !important;
      overflow-x: auto !important;
      overflow-y: hidden !important;
      -webkit-overflow-scrolling: touch !important;
      padding: 0 16px 15px 16px; 
      box-sizing: border-box !important;
    }
    .mobile-entire-scroll-viewport::-webkit-scrollbar {
      display: none !important;
      width: 0 !important;
      height: 0 !important;
    }

    .vip-card-grid {
      display: flex !important;
      flex-direction: column !important;
      width: 310px !important; 
      flex-shrink: 0 !important; 
      padding: 20px !important;
      border-radius: 12px !important;
      border: 1px solid var(--hairline) !important;
      background: #ffffff !important;
      box-shadow: 0 8px 24px rgba(37, 102, 67, 0.04) !important;
      gap: 15px !important;
    }

    .vip-visual-card {
      padding: 16px 14px !important;
      flex-direction: row !important;
      justify-content: flex-start !important;
      align-items: center !important;
      border-radius: 8px !important;
      text-align: left !important;
      width: 100% !important;
      box-sizing: border-box !important;
      box-shadow: none !important;
    }
    .vip-card-logo { display: none !important; }
    .vip-visual-card h3 { font-size: 16px !important; margin: 0 !important; font-weight: 700 !important; }
    .vip-visual-card p { font-size: 11px !important; margin: 0 0 0 8px !important; color: rgba(250, 248, 245, 0.8) !important; }
    .vip-visual-card .vip-action-btn { display: none !important; }

    .vip-info-details { padding: 0 !important; display: block !important; }
    .info-title { display: none !important; }

    .vip-perks-list {
      display: flex !important;
      flex-direction: column !important;
      gap: 12px !important;
      margin: 0 0 15px 0 !important;
      width: 100% !important;
    }

    .perk-card-item {
      display: flex !important;
      flex-direction: row !important; 
      align-items: center !important;
      gap: 12px !important;
      background: var(--bg-main) !important;
      border: none !important;
      padding: 10px !important;
      border-radius: 6px !important;
      width: 100% !important;
      box-sizing: border-box !important;
    }
    .perk-badge { width: 30px !important; height: 30px !important; background: var(--bg-secondary) !important; }
    .perk-badge svg { width: 14px; height: 14px; }
    .vip-perks-list strong { font-size: 13px !important; margin-bottom: 2px !important; }
    .vip-perks-list p { font-size: 11.5px !important; line-height: 1.35 !important; color: var(--text-muted) !important; }

    .vip-double-buttons {
      display: flex !important;
      flex-direction: column !important; 
      gap: 8px !important;
      width: 100% !important;
    }
    .btn-join {
      width: 100% !important;
      text-align: center !important;
      padding: 11px 0 !important;
      font-size: 13px !important;
      border-radius: 6px !important;
    }
    .btn-learn {
      width: 100% !important;
      text-align: center !important;
      font-size: 12px !important;
      padding: 6px 0 !important;
      text-decoration: none !important;
    }

    /* Community */
    .community-image-placeholder { height: auto; padding: 40px 15px; }
    .community-text-overlay h3 { font-size: 22px; margin-bottom: 10px; }
    .community-text-overlay p { font-size: 12.5px; margin-bottom: 20px; }
    .community-cta-btn { font-size: 12px; padding: 10px 20px; border-radius: 6px; }
  }