/* ==========================================================================
   3bt0 管理后台 - 深色主题（在 Layui 之上做主题覆盖）
   依赖：assets/layui/css/layui.css
   ========================================================================== */

:root {
    --bg: #0f1115;
    --bg-elev: #181b22;
    --bg-row: #1d2129;
    --bg-row-alt: #15181f;
    --bg-input: #0a0c11;
    --fg: #e6e8eb;
    --fg-dim: #8a93a6;
    --border: #2a2f3a;
    --border-strong: #363c4a;
    --accent: #5b8cff;
    --accent-2: #4a6fd1;
    --success: #5fd28b;
    --warn: #ffba5c;
    --error: #ff6b6b;
    --info: #7cc4ff;
    --mono: "JetBrains Mono", "SF Mono", Consolas, Menlo, monospace;
}

/* ==================== 基础 ==================== */

html, body {
    margin: 0;
    padding: 0;
}

body {
    background: var(--bg);
    color: var(--fg);
    font: 13px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    min-height: 100vh;
}

code {
    font-family: var(--mono);
    color: #c792ea;
    background: rgba(199, 146, 234, .1);
    padding: 0 4px;
    border-radius: 3px;
}

.admin-hidden-form {
    display: none;
}

/* ==================== 顶部栏 ==================== */

.admin-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: 16px;
    height: 56px;
    padding: 0 max(20px, env(safe-area-inset-left)) 0 max(20px, env(safe-area-inset-right));
    padding-top: env(safe-area-inset-top);
    height: calc(56px + env(safe-area-inset-top));
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
}

.admin-brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-shrink: 0;
}

.admin-brand .layui-icon {
    color: var(--accent);
    font-size: 18px;
    align-self: center;
}

.admin-brand-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--fg);
}

.admin-brand-meta {
    font-size: 12px;
    color: var(--fg-dim);
}

.admin-header .admin-nav {
    flex: 1;
    padding: 0;
    background: none;
    height: 56px;
    display: flex;
    align-items: stretch;
}

.admin-header .admin-nav .layui-nav-item {
    line-height: 56px;
    height: 56px;
}

.admin-header .admin-nav .layui-nav-item a {
    height: 56px;
    line-height: 56px;
    padding: 0 18px;
    color: var(--fg-dim);
    font-size: 13px;
    font-weight: 500;
    transition: color .15s;
}

.admin-header .admin-nav .layui-nav-item a:hover {
    color: var(--fg);
}

.admin-header .admin-nav .layui-nav-item.layui-this a {
    color: var(--fg);
}

.admin-header .admin-nav .layui-nav-item.layui-this:after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 2px;
    background: var(--accent);
    border: none;
    top: auto;
}

.admin-header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* ==================== 主体 ==================== */

.admin-main {
    max-width: 1600px;
    margin: 0 auto;
    padding: 16px max(20px, env(safe-area-inset-right)) 60px max(20px, env(safe-area-inset-left));
}

/* ==================== Layui 组件主题覆盖 ==================== */

/* 按钮 */
.layui-btn {
    background-color: var(--accent);
    border-radius: 6px;
    height: 36px;
    line-height: 36px;
}

.layui-btn:hover {
    background-color: var(--accent-2);
    color: #fff;
}

.layui-btn-sm {
    height: 30px;
    line-height: 30px;
    font-size: 12px;
}

.layui-btn-xs {
    height: 24px;
    line-height: 24px;
    font-size: 12px;
    padding: 0 8px;
    border-radius: 4px;
}

.layui-btn i.layui-icon {
    margin-right: 3px;
    font-size: 13px;
}

.admin-header-right .layui-btn i.layui-icon {
    margin-right: 2px;
    font-size: 14px;
}

.layui-btn-normal {
    background-color: #3f7fd6;
}

.layui-btn-normal:hover {
    background-color: #356cbb;
}

.layui-btn-warm {
    background-color: #d99a34;
    color: #1a1c22;
}

.layui-btn-warm:hover {
    background-color: #c98c2c;
    color: #1a1c22;
}

.layui-btn-danger {
    background-color: #d2544f;
}

.layui-btn-danger:hover {
    background-color: #bb4742;
    color: #fff;
}

.layui-btn-primary {
    background-color: transparent;
    border: 1px solid var(--border-strong);
    color: var(--fg);
}

.layui-btn-primary:hover {
    background-color: var(--bg-row);
    border-color: var(--accent);
    color: var(--fg);
}

.layui-btn-primary.layui-btn-danger,
.layui-btn-danger:not(.layui-btn) {
    color: #fff;
}

.layui-btn-primary i.layui-icon {
    color: inherit;
}

/* 输入框 */
.layui-input,
.layui-textarea,
.layui-select {
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--fg);
    height: 36px;
    line-height: 34px;
    padding: 0 10px;
}

.layui-input:hover,
.layui-textarea:hover {
    border-color: var(--border-strong) !important;
}

.layui-input:focus,
.layui-textarea:focus {
    border-color: var(--accent) !important;
    color: var(--fg);
}

.layui-input::placeholder {
    color: #5b6478;
}

/* select 下拉（layui 会把原生 select 渲染成自定义结构） */
.layui-form-select dl {
    background-color: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, .5);
    padding: 4px 0;
}

.layui-form-select dl dd {
    color: var(--fg);
    line-height: 32px;
}

.layui-form-select dl dd:hover {
    background-color: var(--bg-row);
}

.layui-form-select dl dd.layui-this {
    background-color: var(--accent);
    color: #fff;
}

.layui-form-select dl dd.layui-disabled {
    color: var(--fg-dim);
}

.layui-form-select .layui-edge {
    border-top-color: var(--fg-dim);
}

/* 表格 */
.layui-table {
    background-color: transparent;
    border-width: 0;
    color: var(--fg);
    margin: 0;
}

.layui-table th,
.layui-table td {
    border-color: var(--border);
    color: var(--fg);
}

.layui-table thead tr {
    background-color: #13161c;
}

.layui-table th {
    color: var(--fg-dim);
    font-weight: 500;
    font-size: 12px;
    letter-spacing: .3px;
    position: sticky;
    top: 0;
    z-index: 1;
}

.layui-table tbody tr {
    background-color: transparent;
}

.layui-table tbody tr:nth-child(odd) {
    background-color: var(--bg-row-alt);
}

.layui-table tbody tr:hover,
.layui-table tbody tr.layui-table-hover {
    background-color: #20242e;
}

.layui-table[lay-size="sm"] th,
.layui-table[lay-size="sm"] td {
    padding: 8px 10px;
}

.layui-table, .layui-table-view {
    border-radius: 0;
}

.layui-table input[type="checkbox"] {
    width: 15px;
    height: 15px;
    accent-color: var(--accent);
    cursor: pointer;
    vertical-align: middle;
    margin: 0;
}

/* 徽章 */
.layui-badge {
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    line-height: 18px;
    height: auto;
    vertical-align: middle;
}

.layui-badge i.layui-icon {
    font-size: 11px;
    margin-right: 2px;
}

.layui-badge.layui-bg-green,
.layui-bg-green {
    background-color: rgba(95, 210, 139, .15) !important;
    color: var(--success) !important;
}

.layui-badge.layui-bg-blue,
.layui-bg-blue {
    background-color: rgba(124, 196, 255, .15) !important;
    color: var(--info) !important;
}

.layui-badge.layui-bg-orange,
.layui-bg-orange {
    background-color: rgba(255, 186, 92, .15) !important;
    color: var(--warn) !important;
}

.layui-badge.layui-bg-red,
.layui-bg-red {
    background-color: rgba(255, 107, 107, .15) !important;
    color: var(--error) !important;
}

.layui-badge.layui-bg-gray,
.layui-bg-gray {
    background-color: rgba(138, 147, 166, .15) !important;
    color: var(--fg-dim) !important;
}

/* 卡片 */
.layui-card {
    background-color: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: none;
    margin-bottom: 14px;
}

.layui-card-header {
    height: auto;
    line-height: 1.5;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    color: var(--fg);
    font-size: 13px;
    font-weight: 600;
}

.layui-card-header i.layui-icon {
    color: var(--accent);
    margin-right: 4px;
}

.layui-card-body {
    padding: 14px;
}

/* 分页 */
.layui-laypage {
    margin: 0;
    font-size: 12px;
}

.layui-laypage a,
.layui-laypage span {
    background-color: var(--bg-elev);
    border: 1px solid var(--border);
    color: var(--fg);
    border-radius: 5px;
    margin-right: 4px;
}

.layui-laypage a:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.layui-laypage .layui-laypage-curr .layui-laypage-em {
    background-color: var(--accent);
    border-radius: 5px;
}

.layui-laypage .layui-laypage-curr em {
    color: #fff;
}

.layui-laypage input,
.layui-laypage select {
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--fg);
    height: 26px;
    line-height: 26px;
    border-radius: 4px;
}

.layui-laypage .layui-laypage-skip {
    color: var(--fg-dim);
}

.layui-laypage .layui-laypage-count {
    border: none;
    background: transparent;
    color: var(--fg-dim);
}

/* 弹层 */
.layui-layer {
    background-color: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    color: var(--fg);
    box-shadow: 0 12px 48px rgba(0, 0, 0, .6);
}

.layui-layer-title {
    background-color: #1f232c;
    border-bottom: 1px solid var(--border);
    color: var(--fg);
    border-radius: 8px 8px 0 0;
    font-size: 14px;
    font-weight: 600;
    height: 44px;
    line-height: 44px;
}

.layui-layer-content {
    color: var(--fg);
    padding: 18px 20px !important;
}

.layui-layer-btn {
    border-top: 1px solid var(--border);
    padding: 10px 15px 12px;
}

.layui-layer-btn a {
    background-color: transparent;
    border: 1px solid var(--border-strong);
    color: var(--fg);
    border-radius: 6px;
    height: 30px;
    line-height: 28px;
}

.layui-layer-btn a:hover {
    opacity: 1;
    border-color: var(--accent);
    color: var(--fg);
}

.layui-layer-btn .layui-layer-btn0 {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.layui-layer-btn .layui-layer-btn0:hover {
    background-color: var(--accent-2);
    border-color: var(--accent-2);
    color: #fff;
}

.layui-layer-prompt .layui-layer-input {
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--fg);
    border-radius: 6px;
    width: 320px;
}

.layui-layer-prompt .layui-layer-input:focus {
    border-color: var(--accent);
}

.layui-layer-msg {
    background-color: #252a34;
    border-color: var(--border-strong);
}

.layui-layer-msg .layui-layer-content {
    color: var(--fg);
    padding: 12px 18px !important;
}

/* ==================== 页面组件 ==================== */

.admin-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.admin-inline .layui-input {
    flex: 1 1 220px;
    min-width: 160px;
}

.admin-inline .admin-input-ip {
    flex: 0 1 200px;
}

.admin-hint {
    margin-top: 8px;
    font-size: 11px;
    color: var(--fg-dim);
}

.admin-filter {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
}

.admin-filter-label {
    font-size: 12px;
    color: var(--fg-dim);
    margin-right: 2px;
}

.admin-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--bg-elev);
    color: var(--fg-dim);
    font-size: 12px;
    text-decoration: none;
    transition: all .15s;
}

.admin-pill:hover {
    color: var(--fg);
    border-color: var(--accent);
}

.admin-pill em {
    font-style: normal;
    font-family: var(--mono);
    font-size: 11px;
    color: var(--fg);
    background: rgba(255, 255, 255, .06);
    border-radius: 10px;
    padding: 0 6px;
}

.admin-pill.active {
    color: #fff;
    border-color: var(--accent);
    background: rgba(91, 140, 255, .18);
}

.admin-pill.active em {
    color: var(--accent);
}

.admin-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg-row);
    border-bottom: 1px solid var(--border);
}

.admin-toolbar .layui-btn {
    margin: 0;
}

.admin-toolbar-spacer {
    flex: 1;
}

.admin-toolbar-count {
    font-size: 12px;
    color: var(--fg-dim);
}

.admin-table-wrap {
    overflow-x: auto;
}

.admin-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--fg-dim);
    font-size: 13px;
}

.admin-mono {
    font-family: var(--mono);
}

.admin-dim {
    color: var(--fg-dim);
}

.admin-warn {
    color: var(--warn);
}

.admin-nowrap {
    white-space: nowrap;
}

.admin-sub {
    font-size: 11px;
    color: var(--fg-dim);
    font-family: var(--mono);
    margin-top: 2px;
}

.admin-token {
    font-family: var(--mono);
    font-size: 11.5px;
    max-width: 240px;
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    user-select: all;
}

.admin-token:hover {
    color: var(--accent);
}

.admin-row-disabled .admin-token {
    text-decoration: line-through;
    opacity: .65;
}

.admin-note {
    max-width: 280px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 提示条 */
.admin-flash {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 14px;
    border: 1px solid transparent;
    background: rgba(91, 140, 255, .12);
    color: var(--accent);
    border-color: rgba(91, 140, 255, .3);
}

.admin-flash.success {
    background: rgba(95, 210, 139, .12);
    color: var(--success);
    border-color: rgba(95, 210, 139, .3);
}

.admin-flash.error {
    background: rgba(255, 107, 107, .12);
    color: var(--error);
    border-color: rgba(255, 107, 107, .3);
}

.admin-flash.warn {
    background: rgba(255, 186, 92, .12);
    color: var(--warn);
    border-color: rgba(255, 186, 92, .3);
}

/* 统计卡 */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.admin-stats .layui-card {
    margin-bottom: 0;
}

.admin-stats .layui-card-body {
    padding: 12px 14px;
}

.admin-stat-label {
    font-size: 11px;
    color: var(--fg-dim);
    letter-spacing: .3px;
}

.admin-stat-value {
    font-size: 20px;
    font-weight: 600;
    margin-top: 4px;
}

.admin-stat-success .admin-stat-value {
    color: var(--success);
}

.admin-stat-warn .admin-stat-value {
    color: var(--warn);
}

.admin-stat-error .admin-stat-value {
    color: var(--error);
}

.admin-stat-info .admin-stat-value {
    color: var(--info);
}

/* Top 排行 */
.admin-tops {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.admin-tops .layui-card {
    margin-bottom: 0;
}

.admin-top-body {
    padding: 8px 14px 10px;
}

.admin-top-row {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    font-family: var(--mono);
    font-size: 12px;
    padding: 3px 0;
}

.admin-top-key {
    color: var(--fg-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-top-val {
    color: var(--fg);
    flex-shrink: 0;
}

/* 日志筛选栏 */
.admin-filter-bar {
    display: grid;
    grid-template-columns: 170px minmax(200px, 1fr) 170px 120px auto;
    gap: 10px;
    align-items: end;
    padding: 12px 14px;
    margin-bottom: 14px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 8px;
}

@media (max-width: 1100px) {
    .admin-filter-bar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.admin-filter-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.admin-filter-field label {
    font-size: 11px;
    color: var(--fg-dim);
}

.admin-filter-field .layui-input,
.admin-filter-field .layui-form-select {
    width: 100%;
}

.admin-filter-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* 日志分页 */
.admin-pager {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-top: 1px solid var(--border);
}

.admin-pager-info {
    font-size: 12px;
    color: var(--fg-dim);
}

/* ==================== 登录页 ==================== */

.admin-login-body {
    background: radial-gradient(circle at 50% 0%, #1b2233 0%, var(--bg) 60%);
}

.admin-login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.admin-login-card {
    width: 380px;
    max-width: 100%;
    margin-bottom: 0;
    box-shadow: 0 16px 60px rgba(0, 0, 0, .55);
}

.admin-login-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 20px;
}

.admin-login-header i.layui-icon {
    font-size: 26px;
    margin: 0;
}

.admin-login-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--fg);
}

.admin-login-sub {
    font-size: 12px;
    color: var(--fg-dim);
    font-weight: 400;
    margin-top: 2px;
}

.admin-login-card .layui-card-body {
    padding: 20px;
}

.admin-login-item {
    margin-bottom: 16px;
}

.admin-login-label {
    display: block;
    font-size: 12px;
    color: var(--fg-dim);
    margin-bottom: 6px;
}

.admin-login-input {
    position: relative;
}

.admin-login-input i.layui-icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--fg-dim);
    font-size: 15px;
    pointer-events: none;
}

.admin-login-input .layui-input {
    padding-left: 34px;
    height: 40px;
    line-height: 38px;
}

.admin-login-card .layui-btn-fluid {
    height: 40px;
    line-height: 40px;
    font-size: 14px;
}

.admin-login-flash {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 14px;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    background: rgba(91, 140, 255, .12);
    color: var(--accent);
}

.admin-login-flash.error {
    background: rgba(255, 107, 107, .12);
    color: var(--error);
}

.admin-login-flash.success {
    background: rgba(95, 210, 139, .12);
    color: var(--success);
}

/* ==========================================================================
   移动端适配
   ========================================================================== */

/* 平板及以下 */
@media (max-width: 900px) {
    html, body { font-size: 13px; }

    .admin-main {
        padding: 14px max(14px, env(safe-area-inset-right)) 60px max(14px, env(safe-area-inset-left));
    }

    .admin-card {
        padding: 14px;
        border-radius: 8px;
    }

    .admin-card-header h2 {
        font-size: 15px;
    }

    /* 顶部 header：品牌 + 右侧操作放一行，导航下沉到下一行可横向滚动 */
    .admin-header {
        flex-wrap: wrap;
        gap: 10px;
        padding: 10px 14px;
    }

    .admin-brand {
        flex: 1 1 auto;
        min-width: 0;
        flex-wrap: wrap;
    }

    .admin-brand-meta {
        display: none; /* 窄屏隐藏描述，腾出空间 */
    }

    .admin-header-right {
        margin-left: auto;
        gap: 6px;
    }

    .admin-header-right .layui-btn {
        padding: 0 8px;
        font-size: 12px;
    }

    .admin-nav {
        order: 99;
        width: 100%;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding: 4px 0 6px;
        margin: 0 -14px;
        padding-left: 14px;
        padding-right: 14px;
        border-top: 1px solid var(--border);
        background: rgba(15, 17, 21, .6);
    }
    .admin-nav::-webkit-scrollbar { display: none; }

    .admin-nav .layui-nav-item {
        flex-shrink: 0;
        line-height: 40px;
        height: 40px;
    }

    .admin-nav .layui-nav-item a {
        padding: 0 14px;
        font-size: 13px;
    }

    .admin-nav .layui-nav-item.layui-this:after {
        height: 2px;
    }

    /* 统计卡片：2 列 */
    .admin-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .admin-stat {
        padding: 12px;
    }

    .admin-stat-num {
        font-size: 20px;
    }

    .admin-stat-label {
        font-size: 11px;
    }

    /* 卡片头部：标题与操作按钮分行 */
    .admin-card-row {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .admin-card-form {
        width: 100%;
    }

    /* 工具栏：按钮竖排撑满 */
    .admin-toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }

    .admin-toolbar > .layui-btn {
        width: 100%;
    }

    /* 行内表单：竖排 */
    .admin-form-inline {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .admin-form-inline .layui-input,
    .admin-form-inline .admin-input-ip {
        width: 100% !important;
        flex: 0 0 auto;
    }

    .admin-form-inline .layui-btn {
        width: 100%;
    }

    /* 筛选栏：2 列 */
    .admin-filter-bar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        padding: 10px 12px;
        gap: 8px;
    }

    /* 表格外层提示可横向滚动 */
    .admin-table-wrap {
        position: relative;
    }
    .admin-table-wrap::before {
        content: "可左右滑动查看更多";
        display: block;
        font-size: 11px;
        color: var(--fg-dim);
        margin-bottom: 6px;
        letter-spacing: .3px;
    }
    .admin-table-wrap {
        -webkit-overflow-scrolling: touch;
    }

    /* 表格内容略紧凑 */
    .admin-table .layui-table th,
    .admin-table .layui-table td {
        padding: 7px 8px !important;
        font-size: 12px;
    }

    /* 分页：竖排居中 */
    .admin-pager {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
        text-align: center;
    }

    .admin-pager-info {
        text-align: center;
    }

    /* 顶级榜单：1 列 */
    .admin-tops {
        grid-template-columns: 1fr;
    }

    /* 提示条 */
    .admin-flash {
        font-size: 13px;
        padding: 10px 12px;
        flex-wrap: wrap;
    }

    /* 登录卡片：撑满 */
    .admin-login-wrap {
        padding: 20px 16px;
        align-items: stretch;
    }

    .admin-login-card {
        max-width: 100%;
        width: 100%;
        margin: 0;
        border-radius: 10px;
    }

    .admin-login-header {
        padding: 20px 20px 14px;
    }

    /* Token / Blocks / Logs 表格在窄屏隐藏次要列
       列序：
       tokens  : 1=选择, 2=token, 3=状态, 4=请求数, 5=首次, 6=最近, 7=操作
       blocks  : 1=选择, 2=IP, 3=原因, 4=时间, 5=历史请求, 6=历史失败, 7=操作
       logs    : 1=时间, 2=动作, 3=IP, 4=Token, 5=视频ID, 6=伪造IP, 7=上游码, 8=延迟, 9=大小, 10=说明
       隐藏：tokens 4-6；blocks 3-6；logs 5-9 */
    .admin-tab-tokens .admin-table colgroup col:nth-child(n+4):nth-child(-n+6),
    .admin-tab-tokens .admin-table th:nth-child(n+4):nth-child(-n+6),
    .admin-tab-tokens .admin-table td:nth-child(n+4):nth-child(-n+6) { display: none; }
    .admin-tab-blocks .admin-table colgroup col:nth-child(n+3):nth-child(-n+6),
    .admin-tab-blocks .admin-table th:nth-child(n+3):nth-child(-n+6),
    .admin-tab-blocks .admin-table td:nth-child(n+3):nth-child(-n+6) { display: none; }
    .admin-tab-logs   .admin-table colgroup col:nth-child(n+5):nth-child(-n+9),
    .admin-tab-logs   .admin-table th:nth-child(n+5):nth-child(-n+9),
    .admin-tab-logs   .admin-table td:nth-child(n+5):nth-child(-n+9) { display: none; }

    /* 操作列在窄屏：按钮更紧凑 */
    .admin-actions {
        gap: 4px;
    }

    .admin-actions .layui-btn-xs {
        padding: 0 8px;
        font-size: 12px;
    }
}

/* 手机 */
@media (max-width: 600px) {
    .admin-main { padding: 10px max(10px, env(safe-area-inset-right)) max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left)); }
    .admin-card { padding: 10px; }

    .admin-header {
        padding: 8px max(10px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-left));
        gap: 6px;
    }

    .admin-brand-name {
        font-size: 13px;
    }

    .admin-stats {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .admin-stat-num { font-size: 18px; }
    .admin-stat-label { font-size: 10px; }

    .admin-filter-bar {
        grid-template-columns: 1fr;
        padding: 10px;
    }

    .admin-card-header h2 { font-size: 14px; }

    /* 表格进一步紧凑 */
    .admin-table .layui-table th,
    .admin-table .layui-table td {
        padding: 5px 6px !important;
        font-size: 11px;
    }

    .admin-pill {
        padding: 2px 8px;
        font-size: 11px;
    }

    /* 登录按钮更高，方便触摸 */
    .admin-login-card .layui-btn-fluid {
        height: 44px;
        line-height: 44px;
        font-size: 15px;
    }
}

/* 横屏手机/小平板 */
@media (max-width: 900px) and (orientation: landscape) {
    .admin-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* 触摸设备微调 */
@media (hover: none) {
    .admin-actions .layui-btn-xs {
        padding: 0 10px;
    }
    .admin-table tbody tr:active {
        background: var(--bg-row);
    }
}