/* VIP 徽章与用户名着色（纯 CSS 兜底，JS 也会补色） */

.vip-badge {
    --vip-color: #999;
    display: inline-block;
    margin-left: 4px;
    padding: 0 5px;
    border-radius: 4px;
    font-size: .7em;
    line-height: 1.6;
    color: #fff;
    vertical-align: middle;
}

/* 用户名紧跟徽章（主帖 <a>admin</a><span.vip-badge>） */
a:has(+ .vip-badge) {
    color: var(--vip-color) !important;
}

/* 用户名包裹层包含徽章（post_list / user_info_card 的 .username span） */
.username:has(.vip-badge),
span[class*="username"]:has(.vip-badge),
span[class*="author"]:has(.vip-badge) {
    color: var(--vip-color) !important;
}

/* 后台会员VIP设置页：Tab 栏移动端横向滑动 */
.nav-tabs-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}
.nav-tabs-scroll .nav-tabs.flex-nowrap {
    flex-wrap: nowrap;
    white-space: nowrap;
}
.nav-tabs-scroll .nav-tabs.flex-nowrap > .nav-item {
    flex: 0 0 auto;
}
.nav-tabs-scroll::-webkit-scrollbar {
    height: 4px;
}
.nav-tabs-scroll::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.2);
    border-radius: 2px;
}

/* 后台等级设置表：移动端转卡片式布局 */
@media (max-width: 768px) {
    .vip-level-table thead {
        display: none;
    }
    .vip-level-table, .vip-level-table tbody, .vip-level-table tr, .vip-level-table td {
        display: block;
        width: 100%;
    }
    .vip-level-table tr {
        border: 1px solid #dee2e6;
        border-radius: 10px;
        margin-bottom: 12px;
        padding: 6px 4px;
        background: #fff;
    }
    .vip-level-table td {
        border: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding: 6px 10px;
        text-align: right;
    }
    .vip-level-table td::before {
        content: attr(data-label);
        font-weight: 600;
        color: #6c757d;
        text-align: left;
        flex: 0 0 auto;
    }
    .vip-level-table td[data-label="等级"] {
        justify-content: flex-start;
    }
    .vip-level-table td .form-control,
    .vip-level-table td .form-control-sm,
    .vip-level-table td input[type="file"] {
        max-width: 60%;
    }
}

/* 会员中心系统弹窗：毛玻璃遮罩 + 弹性缩放上移动画 */
/* 毛玻璃遮罩：作用于 Bootstrap 动态生成的 backdrop 层 */
.modal-backdrop.xn-vip-backdrop {
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    background-color: rgba(0,0,0,.45);
}
div[id^="xn-vip-modal-"] .modal-dialog {
    transform: translateY(16px) scale(0.92);
    opacity: 0;
    transition: transform .32s cubic-bezier(0.34, 1.56, 0.64, 1), opacity .24s ease;
}
div[id^="xn-vip-modal-"].show .modal-dialog {
    transform: translateY(0) scale(1);
    opacity: 1;
}

/* 强制覆盖 Bootstrap 默认 modal 动画，使用弹性缩放上移 */
div[id^="xn-vip-modal-"].fade .modal-dialog {
    transition: transform .32s cubic-bezier(0.34, 1.56, 0.64, 1), opacity .24s ease !important;
    transform: translateY(16px) scale(0.92) !important;
    opacity: 0 !important;
}
div[id^="xn-vip-modal-"].fade.show .modal-dialog {
    transform: translateY(0) scale(1) !important;
    opacity: 1 !important;
}