body {
    margin: 0;
}

/* 主容器样式 */
.content-container {
    max-width: 72.08vw;
    /* 1000px / 1920 * 100 */
    margin: 2.08vw auto;
    /* 40px / 1920 * 100 */
    padding: 0 1.04vw;
    /* 20px / 1920 * 100 */
}

/* 返回按钮样式 */
.back-button {
    display: inline-flex;
    align-items: center;
    color: #666;
    text-decoration: none;
    margin-bottom: 1.56vw;
    /* 30px / 1920 * 100 */
    transition: color 0.3s;
}

.back-button:hover {
    color: #00a0e9;
}

.back-button svg {
    width: 4%;
    /* 20px / 1920 * 100 */
    /* height: 1.04vw; */
    height: 4%;
    /* 20px / 1920 * 100 */
    margin-right: 0.42vw;
    /* 8px / 1920 * 100 */
}

/* 文章卡片样式 */
.article-card {
    background: #fff;
    border-radius: 0.42vw;
    /* 8px / 1920 * 100 */
    box-shadow: 0 0.10vw 0.63vw rgba(0, 0, 0, 0.08);
    /* 2px 12px / 1920 * 100 */
    padding: 2.08vw;
    /* 40px / 1920 * 100 */
}

/* 文章头部样式 */
.article-header {
    margin-bottom: 2.08vw;
    /* 40px / 1920 * 100 */
    padding-bottom: 1.56vw;
    /* 30px / 1920 * 100 */
    border-bottom: 0.052vw solid #eee;
    /* 1px / 1920 * 100 */
}

.article-title {
    font-size: 2.46vw;
    /* 28px / 1920 * 100 */
    color: #333;
    margin-bottom: 1.04vw;
    /* 20px / 1920 * 100 */
    line-height: 1.4;
    text-align: center;
}

.article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.56vw;
    /* 30px / 1920 * 100 */
    color: #666;
    font-size: 1.13vw;
    /* 14px / 1920 * 100 */
}

.meta-item {
    display: flex;
    align-items: center;
}

.meta-item svg {
    width: 1.13vw;
    /* 16px / 1920 * 100 */
    height: 1.13vw;
    /* 16px / 1920 * 100 */
    margin-right: 0.31vw;
    /* 6px / 1920 * 100 */
}

/* 文章内容样式 */
.article-content {
    color: #333;
    line-height: 1.8;
    font-size: 1.53vw;
    /* 16px / 1920 * 100 */
}

.article-content p {
    margin-bottom: 1.04vw;
    /* 20px / 1920 * 100 */
    text-align: justify;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: 0.42vw;
    /* 8px / 1920 * 100 */
    margin: 1.04vw 0;
    /* 20px / 1920 * 100 */
}

.image-caption {
    text-align: center;
    color: #666;
    font-size: 1.03vw;
    /* 14px / 1920 * 100 */
    margin-top: -0.78vw;
    /* -15px / 1920 * 100 */
    margin-bottom: 1.04vw;
    /* 20px / 1920 * 100 */
}

/* 上下篇导航样式 */
.article-nav {
    display: flex;
    justify-content: space-between;
    margin-top: 2.08vw;
    /* 40px / 1920 * 100 */
    padding-top: 1.56vw;
    /* 30px / 1920 * 100 */
    border-top: 0.052vw solid #eee;
    /* 1px / 1920 * 100 */
}

.nav-item {
    max-width: 45%;
}

.nav-label {
    color: #666;
    font-size: 0.73vw;
    /* 14px / 1920 * 100 */
    margin-bottom: 0.42vw;
    /* 8px / 1920 * 100 */
}

.nav-title {
    color: #333;
    font-size: 0.83vw;
    /* 16px / 1920 * 100 */
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.nav-title:hover {
    color: #00a0e9;
}

/* 加载状态样式 */
.loading {
    text-align: center;
    padding: 2.08vw;
    /* 40px / 1920 * 100 */
    color: #666;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .content-container {
        margin: 1.04vw auto;
        /* 20px / 1920 * 100 */
    }

    .article-card {
        padding: 1.04vw;
        /* 20px / 1920 * 100 */
    }

    .article-title {
        font-size: 1.25vw;
        /* 24px / 1920 * 100 */
    }

    .article-meta {
        flex-wrap: wrap;
        gap: 0.78vw;
        /* 15px / 1920 * 100 */
    }

    .article-nav {
        flex-direction: column;
        gap: 1.04vw;
        /* 20px / 1920 * 100 */
    }

    .nav-item {
        max-width: 100%;
    }
}







/* 边框样式 */

.header {
    background-color: #005aab;
    color: white;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    position: relative;
}

.header::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    background-color: #ffcc00;
    margin-left: 4px;
}
.content {
    padding: 20px;
    line-height: 1.8;
    border: 1px solid #ccc;
    margin-top: 10px;
}
.content p {
    margin: 15px 0;
}

/* 段落样式 */
.section-header {
    display: flex;
    align-items: center;
    margin: 40px 0 20px;
}
.section-number {
    background-color: #005aab;
    color: white;
    padding: 8px 16px;
    margin-right: 10px;
    font-size: 18px;
    font-weight: bold;
}
.section-title {
    font-size: 22px;
    color: #333;
}
.feature-list {
    list-style: none;
    padding-left: 20px;
}
.feature-item {
    position: relative;
    margin-bottom: 20px;
}
.feature-item::before {
    content: attr(data-index);
    position: absolute;
    left: -20px;
    font-weight: bold;
    color: #005aab;
}

p {
    text-indent: 2em;
    padding: 0.5em 0;
  }

/* 图片样式 */
.image-container {
    display: grid;
    grid-template-columns: 1fr 1fr; /* 直接平分两列 */
    gap: 20px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.image-container img {
    width: 100%;      /* 占满网格列 */
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    object-fit: contain;
}


.section-title14 {
    font-size: 1.53vw;
    font-weight: bold;
    margin: 30px 0 15px 0;
    padding-bottom: 5px;
}
.feature-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}
.feature-item {
    position: relative;
    padding-left: 25px;
    margin-bottom: 15px;
}
.feature-item:before {
    content: "■";
    position: absolute;
    left: 0;
    color: #0066cc;
    font-size: 0.8vw;
}
.feature-title14 {
    font-weight: bold;
    color: #0066cc;
    display: inline;
    font-size: 1.53vw;
}
.highlight14 {
    color: #0066cc;
    font-size: 1.53vw;
    font-weight: bold;
}
.special-char {
    font-family: Arial, sans-serif;
    font-style: italic;
}
.requirement-list {
    list-style-type: none;
    padding: 0;
    margin: 0;
}
.requirement-item {
    position: relative;
    padding-left: 35px;
    margin-bottom: 25px;
}
.requirement-item:before {
    content: attr(data-number);
    position: absolute;
    left: 0;
    color: #000000;
}
.requirement-title {
    font-weight: bold;
    font-size: 1.53vw;
    display: inline;
}


.gallery-grid14 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}
.gallery-item14 {
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}
.gallery-img14 {
    width: 100%;
    height: auto;
    display: block;
    border: 2px solid #333;
}

.tribute-header {
    background-color: white;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.main-quote {
    text-indent: 2em;
    padding: 0.5em 0;
    color: #1a3e6f;
    font-size: 1.53vw;
    text-align: left;
    margin-bottom: 20px;
    position: relative;
}
.number-box {
    background-color: #FFD700;
    width: 50px;
    height: 50px;
    border-radius: 4px;
    margin: 20px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
  }
  .image-container15 {
    background-color: rgb(243,243,243);
    padding: 15px;
  }
  /* 移动端适配 */
  @media (max-width: 768px) {
    .image-container {
      flex-direction: column;
    }
    .image-container img {
      width: 100%;
    }
  }

  /* 滚动条样式 */
.news-content {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    height: 500px;
}

.image-slider {
    width: 100%;
    height: 100%;
    overflow-x:scroll;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
}

.images {
    display: flex;
    height: 100%;
}

.images img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    flex-shrink: 0;
    scroll-snap-align: start;
}
text {
  padding: 0.5em 0;
  padding-left: 0;   /* 去掉整段左侧留白 */
  text-indent: 2em;  /* 仅段首空 2 格 */
}



        .protocol-tag19 {
            display: inline-flex;
            align-items: center;
            font-family: 'Arial', sans-serif;
            /* 布局居中（可选） */
            position:relative;
            margin-top: 3%;
            left: 2%;
        }

        /* 数字标签样式 */
        .number-label19 {
            width: 36px;
            height: 36px;
            background-color: #FFD100; /* 黄色背景 */
            border-radius: 50%; /* 圆形 */
            color: #222; /* 深色数字 */
            font-size: 18px;
            font-weight: bold;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: -8px; /* 与主体重叠，增强连接感 */
            z-index: 2; /* 置于主体上层 */
            box-shadow: 0 2px 4px rgba(0,0,0,0.1); /* 轻微阴影 */
        }

        /* 协议主体样式 */
        .protocol-name19 {
            background-color: #1E88E5; /* 蓝色主体（可替换为 #007ACC 等工业蓝） */
            color: white; /* 白色文字 */
            padding: 8px 24px 8px 32px; /* 左内边距预留数字标签空间 */
            border-radius: 20px; /* 圆角矩形 */
            font-size: 18px;
            font-weight: bold;
            letter-spacing: 0.5px; /* 文字间距优化 */
            box-shadow: 0 3px 6px rgba(0,0,0,0.15); /* 主体阴影 */
            z-index: 1;
        }

        .split-layout21 {
            display: flex;
            height: 40vh;
            width: 60vw;
            border-radius: 20px;
            overflow: hidden;
            backdrop-filter: blur(10px);
        }

        /* 左侧矩形 */
        .left-section21 {
            flex: 1;
            position: relative;
            overflow: hidden;
            margin: 40px 0 20px 20px;
            border-radius: 12px;
            /* box-shadow: 0 1px 25px rgb(58, 58, 58); */
        }

        /* 右侧弧形 */
        .right-section21 {
            flex: 1;
            position: relative;
            overflow: hidden;
            margin: 0 20px 40px 20px;
            border-top-left-radius: 50% 100px;
            border-top-right-radius: 50% 100px;
            border-bottom-left-radius: 20px;
            border-bottom-right-radius: 20px;
            box-shadow: 0 1px 25px rgb(255, 255, 255);

        }

        /* 让 img 铺满容器，并支持悬停放大 */
        .left-section21 img,
        .right-section21 img {
            width: 100%;
            height: 100%;
            object-fit:fill;
            display: flex;
            transition: transform 0.5s ease;
        }

        .left-section21:hover img,
        .right-section21:hover img {
            transform: scale(1.05);
        }
        
    .card22 {
      background: #0a3d62;
      padding: 10px 10px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
      border-radius: 4px;
      display: flex;
      align-items: baseline;
      gap: 12px;
      width: 35%;
    }

    .part22 {
      font-size: 0.9em;
      font-weight: bold;
      color: rgb(52,152,219);
    }

    .title22 {
      font-size: 1.2em;
      font-weight: bold;
      color: #ffffff;
    }