/* ===== 全局重置 ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
}

body {
    font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", Arial, sans-serif;
    background: #f0f3f7;
    color: #2c3e50;
    line-height: 1.5;
}

a {
    text-decoration: none;
    color: inherit;
}

    a:hover {
        text-decoration: none;
    }

/* ===== 顶部导航 ===== */
.zj-nav {
    background: linear-gradient(135deg, #1a3c5e 0%, #2e86c1 100%);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.zj-nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    height: 48px;
    gap: 0;
}

.zj-nav-brand {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #fff;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-right: 28px;
    white-space: nowrap;
}

.zj-nav-brand-icon {
    width: 28px;
    height: 28px;
    background: rgba(255,255,255,0.2);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.zj-nav-menu {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 1;
    list-style: none;
}

    .zj-nav-menu li a {
        display: block;
        padding: 6px 14px;
        color: rgba(255,255,255,0.88);
        font-size: 13.5px;
        border-radius: 4px;
        transition: background 0.18s, color 0.18s;
        white-space: nowrap;
    }

        .zj-nav-menu li a:hover,
        .zj-nav-menu li a.is-active {
            background: rgba(255,255,255,0.18);
            color: #fff;
        }

.zj-nav-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.zj-btn-login {
    padding: 5px 16px;
    border: 1.5px solid rgba(255,255,255,0.6);
    border-radius: 4px;
    color: #fff;
    font-size: 13px;
    background: transparent;
    cursor: pointer;
    transition: background 0.18s;
    white-space: nowrap;
}

    .zj-btn-login:hover {
        background: rgba(255,255,255,0.18);
    }

/* ===== 主内容区 ===== */
.zj-main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 16px 24px;
}

/* ===== 页脚 ===== */
.zj-footer {
    background: #1a3c5e;
    color: rgba(255,255,255,0.6);
    text-align: center;
    padding: 12px 16px;
    font-size: 12px;
    margin-top: 24px;
}

    .zj-footer a {
        color: rgba(255,255,255,0.75);
        margin-left: 8px;
    }

        .zj-footer a:hover {
            color: #fff;
        }





/* 汉堡按钮 - 默认隐藏 */
.zj-nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

    .zj-nav-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background-color: #333; /* 根据你导航栏颜色修改 */
        border-radius: 3px;
        transition: all 0.3s ease;
    }

/* ========== 手机端 ========== */
@media (max-width: 768px) {
    /* 防止横向溢出 —— 关键修复 */
    html, body {
        overflow-x: hidden;
    }

    .zj-nav-inner {
        flex-wrap: wrap;
        position: relative;
    }
    /* 显示汉堡按钮 */
    .zj-nav-toggle {
        display: flex;
        order: 3;
    }
    /* 登录按钮排到右边 */
    .zj-nav-right {
        order: 2;
        margin-left: auto;
    }
    /* 菜单默认收起 */
    .zj-nav-menu {
        display: none;
        width: 100%;
        order: 4;
        flex-direction: column;
        padding: 10px 0;
    }
        /* 菜单展开状态 */
        .zj-nav-menu.is-open {
            display: flex;
        }

        .zj-nav-menu li {
            width: 100%;
        }

            .zj-nav-menu li a {
                display: block;
                padding: 12px 16px;
            }
}

/* 搜索框样式 */
/* ===== 导航搜索框 ===== */
.zj-nav-search {
    display: flex;
    align-items: center;
    margin-right: 12px;
}

.zj-nav-search-input {
    width: 180px;
    height: 30px;
    padding: 0 10px;
    border: none;
    border-radius: 4px 0 0 4px;
    font-size: 13px;
    outline: none;
    background: rgba(255,255,255,0.15);
    color: #fff;
    transition: width 0.3s, background 0.2s;
}

    /* 占位符颜色 */
    .zj-nav-search-input::placeholder {
        color: rgba(255,255,255,0.55);
    }

    /* 聚焦时展开变白 */
    .zj-nav-search-input:focus {
        width: 220px;
        background: rgba(255,255,255,0.95);
        color: #2c3e50;
    }

        .zj-nav-search-input:focus::placeholder {
            color: #aaa;
        }

.zj-nav-search-btn {
    height: 30px;
    padding: 0 10px;
    background: rgba(255,255,255,0.2);
    border: none;
    border-radius: 0 4px 4px 0;
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.18s;
    white-space: nowrap;
}

    .zj-nav-search-btn:hover {
        background: rgba(255,255,255,0.35);
    }
/* ===== 手机端搜索框适配 ===== */
@media (max-width: 768px) {

    .zj-nav-search {
        order: 5; /* 排在菜单下方 */
        width: 100%;
        padding: 8px 12px;
        margin-right: 0;
        background: rgba(0,0,0,0.15);
        display: none; /* 默认跟菜单一起收起 */
    }
    /* 菜单展开时搜索框也显示 */
    .zj-nav-menu.is-open ~ .zj-nav-search {
        display: flex;
    }

    .zj-nav-search-input {
        flex: 1;
        width: 100% !important; /* 手机端撑满 */
        background: rgba(255,255,255,0.9);
        color: #2c3e50;
    }

        .zj-nav-search-input::placeholder {
            color: #aaa;
        }

    .zj-nav-search-btn {
        background: #ff8c00;
        padding: 0 14px;
    }
}






/* ===== 页脚内容布局（补充，不覆盖已有 .zj-footer 规则）===== */

.footer-inner {
    max-width: 1280px; /* 与 .zj-main 保持一致 */
    margin: 0 auto;
    padding: 20px 16px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

/* 左侧信息区 */
.footer-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
    line-height: 1.8;
    text-align: left;
}

/* 公安备案行：图标和文字垂直居中 */
.footer-beian {
    display: flex;
    align-items: center;
    gap: 5px;
}

.beian-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    /* 白底图标在深色背景可能需要反色处理 */
    /* filter: brightness(0) invert(1);
    opacity: 0.75; */
}

/* 右侧二维码区 */
.footer-qrcode {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.qrcode-img {
    width: 88px;
    height: 88px;
    border-radius: 6px;
    border: 2px solid rgba(255,255,255,0.2);
    display: block;
}

.qrcode-tip {
    font-size: 12px;
    color: rgba(255,255,255,0.55);
}

/* 小屏幕：整体居中堆叠 */
@media (max-width: 600px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
    }

    .footer-info {
        text-align: center;
    }

    .footer-beian {
        justify-content: center;
    }
}