/* ==================== 导航组件原有精细样式 ==================== */
    /* 顶部导航整体样式 */
    .premium-nav {
        background: linear-gradient(to bottom, rgba(11, 15, 8, 0.56) 0%, rgba(11, 15, 8, 0.36) 60%, rgba(0, 0, 0, 0) 100%) !important; /* 由深到透明渐变背景 */
        backdrop-filter: blur(15px); /* 背景毛玻璃模糊效果 */
        -webkit-backdrop-filter: blur(15px); /* 兼容webkit内核浏览器毛玻璃 */
        border-bottom: 1px solid rgba(255, 255, 255, 0.05); /* 底部极淡分割线 */
        padding: 24px 0; /* 导航上下内边距 */
        transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1); /* 全局过渡动画曲线 */
        z-index: 1050; /* 层级高于普通页面内容，防止被遮挡 */
        font-size: 16px !important;
        line-height: 1.5 !important;
    }
    /* 导航品牌LOGO文字样式 */
    .nav-brand-premium {
        font-size: 20px !important;
        line-height: 1.4 !important;
        font-weight: 300 !important; /* 细字重，高级质感 */
        letter-spacing: 5px; /* 字间距加宽，文旅高端调性 */
        color: #ffffff !important;
        text-shadow: 0 4px 20px rgba(0,0,0,0.5); /* 文字阴影提升层次感 */
        transition: all 0.5s ease;
    }
    /* LOGO hover交互效果 */
    .nav-brand-premium:hover { opacity: 0.85; letter-spacing: 7px; }
    /* 导航菜单列表统一间距 */
    .navbar-nav { gap: 8px; }

    /* 导航链接通用样式 */
    .nav-link-premium {
        font-size: 17px !important;
        line-height: 1.5 !important;
        color: rgba(255, 255, 255, 0.75) !important; /* 半透明白色文字 */
        letter-spacing: 2px;
        padding: 10px 22px !important;
        position: relative; /* 用于底部下划线定位 */
        border-radius: 40px; /* 圆角悬浮框 */
        transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1) !important;
    }
    /* 导航链接hover悬浮效果 */
    .nav-link-premium:hover {
        color: #ffffff !important;
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.09) 0%, rgba(255, 255, 255, 0.02) 100%);
        box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.15), 0 12px 25px rgba(0,0,0,0.3);
    }
    /* 导航链接底部下划线容器（初始缩放隐藏） */
    .nav-link-premium::after {
        content: ''; position: absolute; bottom: 4px; left: 50%; transform: translateX(-50%) scaleX(0);
        width: 16px; height: 1.5px; background-color: #828D5F; /* 品牌浅橄榄绿线条 */
        transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); opacity: 0;
    }
    /* hover时下划线展开显示 */
    .nav-link-premium:hover::after { transform: translateX(-50%) scaleX(1); opacity: 1; }
    /* 免费咨询胶囊按钮基础样式 */
    .btn-consult-capsule {
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.03) 100%) !important;
        color: #ffffff !important; border: 1px solid rgba(255, 255, 255, 0.3) !important;
        border-radius: 50px !important; padding: 10px 32px !important;
        font-size: 16px !important; line-height: 1.5 !important; letter-spacing: 2px; font-weight: 500;
        transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1) !important;
    }
    /* 咨询按钮hover交互：底色变白、文字深色、上浮 */
    .btn-consult-capsule:hover { background: #ffffff !important; color: #11150C !important; border-color: #ffffff !important; transform: translateY(-2px); }
    /* 移动端导航折叠按钮样式 */
    .toggler-premium { border-color: rgba(255, 255, 255, 0.2) !important; background-color: rgba(255, 255, 255, 0.04); }