/* content_v14：顶部标题栏 + 三列卡片，三种 Pic 样式（圆形/弧形/长方形） */
/* 规范：正文 17px / 行高 1.5 / 段间距 15px / 板块 margin-top:40px margin-bottom:20px / 同板块 gap:18px */
/* 完全隔离：所有选择器都带 section.content-v14 前缀，不影响其他板块 */

section.content-v14 {
    width: 100%;
    margin-top: 40px;
    margin-bottom: 20px;
    box-sizing: border-box;
}

/* 顶部标题栏 */
section.content-v14 .v14-header {
    text-align: center;
    margin-bottom: 40px;
}
section.content-v14 .v14-title {
    font-size: 29px;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 15px;
    color: #222;
}
section.content-v14 .v14-subtitle {
    font-size: 17px;
    line-height: 1.5;
    color: #666;
    margin: 0;
    word-wrap: break-word;
}

/* 三列卡片：flex 布局，每个卡片宽度 calc((100% - 40px)/3)，第四个自动换行 */
section.content-v14 .v14-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 40px 20px;
}
/* a 标签整卡通用 */
section.content-v14 .v14-card {
    display: block;
    width: calc((100% - 40px) / 3);
    box-sizing: border-box;
    text-decoration: none;
    color: inherit;
    border-radius: 4px;
    text-align: center;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
    overflow: hidden;
}
section.content-v14 .v14-card:hover {
    transform: translateY(-3px);
}

/* Pic 容器通用 */
section.content-v14 .v14-avatar {
    overflow: hidden;
    margin: 0 auto 22px;
}
section.content-v14 .v14-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* 卡片标题 / 描述通用 */
section.content-v14 .v14-card-title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.5;
    margin: 0 0 15px;
    color: #222;
    text-align: center;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
section.content-v14 .v14-card-desc {
    font-size: 17px;
    line-height: 1.5;
    color: #666;
    margin: 0 0 15px;
    text-align: center;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 7;
    overflow: hidden;
}
section.content-v14 .v14-card-desc:last-child {
    margin-bottom: 0;
}

/* ========== 样式一：圆形（rotundity）——圆形 Pic 压顶悬浮 ========== */
section.content-v14.v14-rotundity .v14-header {
    margin-bottom: 160px;
}
section.content-v14.v14-rotundity .v14-grid {
    gap: 160px 20px;
}
section.content-v14.v14-rotundity .v14-card {
    background-color: #ffffff;
    border: 1px solid #e8e8e8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 130px 30px 30px;
    overflow: visible;
}
section.content-v14.v14-rotundity .v14-card:hover {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.14);
}
section.content-v14.v14-rotundity .v14-avatar {
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background-color: #fff;
    border: 5px solid #ffffff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
    margin: -260px auto 22px;
}

/* ========== 样式二：弧形（arc）——半圆形 Pic，白卡片 ========== */
section.content-v14.v14-arc .v14-card {
    background-color: #ffffff;
    border: 1px solid #e8e8e8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 0 0 24px;
}
section.content-v14.v14-arc .v14-card:hover {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.14);
}
section.content-v14.v14-arc .v14-avatar {
    width: 100%;
    height: 220px;
    border-radius: 0 0 50% 50% / 0 0 70px 70px;
    margin: 0 0 24px;
}
section.content-v14.v14-arc .v14-avatar img {
    object-position: center center;
}
section.content-v14.v14-arc .v14-info {
    padding: 0 24px;
}

/* ========== 样式三：长方形（rectangle）——矩形 Pic，白卡片 ========== */
section.content-v14.v14-rectangle .v14-card {
    background-color: #ffffff;
    border: 1px solid #e8e8e8;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 0 0 24px;
}
section.content-v14.v14-rectangle .v14-card:hover {
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.14);
}
section.content-v14.v14-rectangle .v14-avatar {
    width: 100%;
    height: 200px;
    border-radius: 4px 4px 0 0;
    margin: 0 0 18px;
}
section.content-v14.v14-rectangle .v14-info {
    padding: 0 20px;
}

/* 平板：2 列 */
@media (max-width: 992px) {
    section.content-v14 .v14-header {
        margin-bottom: 30px;
    }
    section.content-v14 .v14-grid {
        gap: 30px 20px;
    }
    section.content-v14 .v14-card {
        width: calc((100% - 20px) / 2);
    }
    /* 圆形平板 */
    section.content-v14.v14-rotundity .v14-header {
        margin-bottom: 95px;
    }
    section.content-v14.v14-rotundity .v14-grid {
        gap: 95px 20px;
    }
    section.content-v14.v14-rotundity .v14-card {
        padding: 70px 24px 24px;
    }
    section.content-v14.v14-rotundity .v14-avatar {
        width: 130px;
        height: 130px;
        margin-top: -130px;
    }
    /* 弧形平板 */
    section.content-v14.v14-arc .v14-avatar {
        height: 140px;
        border-radius: 0 0 50% 50% / 0 0 60px 60px;
    }
    /* 长方形平板 */
    section.content-v14.v14-rectangle .v14-avatar {
        height: 160px;
    }
}

/* 手机：1 列 */
@media (max-width: 600px) {
    section.content-v14 {
        margin-top: 24px;
        margin-bottom: 16px;
    }
    section.content-v14 .v14-header {
        margin-bottom: 20px;
    }
    section.content-v14 .v14-title {
        font-size: 24px;
        padding: 0 10px;
    }
    section.content-v14 .v14-subtitle {
        font-size: 17px;
        padding: 0 10px;
    }
    section.content-v14 .v14-grid {
        gap: 20px 0;
    }
    section.content-v14 .v14-card {
        width: 100%;
    }
    /* 圆形手机 */
    section.content-v14.v14-rotundity .v14-header {
        margin-bottom: 80px;
    }
    section.content-v14.v14-rotundity .v14-grid {
        gap: 80px 0;
    }
    section.content-v14.v14-rotundity .v14-card {
        padding: 60px 20px 20px;
    }
    section.content-v14.v14-rotundity .v14-avatar {
        width: 110px;
        height: 110px;
        margin-top: -110px;
        margin-bottom: 18px;
    }
    /* 弧形手机 */
    section.content-v14.v14-arc .v14-avatar {
        height: 180px;
        border-radius: 0 0 50% 50% / 0 0 70px 70px;
    }
    /* 长方形手机 */
    section.content-v14.v14-rectangle .v14-avatar {
        height: 220px;
    }
    section.content-v14 .v14-card-title {
        font-size: 17px;
    }
    section.content-v14 .v14-card-desc {
        font-size: 17px;
    }
}

/* 底部 CTA 按钮 */
section.content-v14 .v14-cta {
    margin-top: 40px;
    text-align: center;
}