/* 管理端基础样式：零依赖，变量统一，组件化类名以 admin- 前缀 */
:root {
    --admin-primary: #2f6fed;
    --admin-primary-dark: #1f55c8;
    --admin-danger: #e5484d;
    --admin-success: #2e9e5b;
    --admin-warn: #e8a13c;
    --admin-bg: #f5f7fa;
    --admin-card-bg: #ffffff;
    --admin-text: #1f2733;
    --admin-text-sub: #6b7684;
    --admin-border: #e3e8ef;
    --admin-radius: 10px;
    --admin-shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 1px 2px rgba(16, 24, 40, .04);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--admin-bg);
    color: var(--admin-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    min-height: 100vh;
}

a { color: var(--admin-primary); text-decoration: none; }

/* 顶栏 */
.admin-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    background: var(--admin-card-bg);
    border-bottom: 1px solid var(--admin-border);
}
.admin-header-title { font-size: 16px; font-weight: 600; }
.admin-header-sub { font-size: 12px; color: var(--admin-text-sub); }
.admin-header-actions { display: flex; align-items: center; gap: 8px; }

.admin-container { max-width: 960px; margin: 0 auto; padding: 16px; }

/* 卡片 */
.admin-card {
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    padding: 16px;
    margin-bottom: 16px;
}
.admin-card-title { font-size: 15px; font-weight: 600; margin: 0 0 12px; }

/* 功能宫格（首页导航） */
.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 12px;
}
.admin-grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 18px 8px;
    background: var(--admin-card-bg);
    border-radius: var(--admin-radius);
    box-shadow: var(--admin-shadow);
    cursor: pointer;
    text-align: center;
    transition: transform .12s ease, box-shadow .12s ease;
}
.admin-grid-item:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(16,24,40,.1); }
.admin-grid-item .icon { font-size: 26px; line-height: 1; }
.admin-grid-item .label { font-size: 13px; color: var(--admin-text); }

/* 按钮 */
.admin-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    background: var(--admin-card-bg);
    color: var(--admin-text);
    font-size: 14px;
    cursor: pointer;
    transition: opacity .12s ease, background .12s ease;
}
.admin-btn:hover { opacity: .88; }
.admin-btn:disabled { opacity: .5; cursor: not-allowed; }
.admin-btn-primary { background: var(--admin-primary); border-color: var(--admin-primary); color: #fff; }
.admin-btn-primary:hover { background: var(--admin-primary-dark); opacity: 1; }
.admin-btn-danger { background: var(--admin-danger); border-color: var(--admin-danger); color: #fff; }
.admin-btn-block { width: 100%; }

/* 表单 */
.admin-form { display: flex; flex-direction: column; gap: 14px; }
.admin-field { display: flex; flex-direction: column; gap: 6px; }
.admin-field label { font-size: 13px; color: var(--admin-text-sub); }
.admin-input, .admin-select, .admin-textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--admin-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--admin-text);
    background: #fff;
    outline: none;
    transition: border-color .12s ease, box-shadow .12s ease;
}
.admin-input:focus, .admin-select:focus, .admin-textarea:focus {
    border-color: var(--admin-primary);
    box-shadow: 0 0 0 3px rgba(47, 111, 237, .15);
}
.admin-textarea { resize: vertical; min-height: 80px; }

/* 表格 */
.admin-table { width: 100%; border-collapse: collapse; background: var(--admin-card-bg); }
.admin-table th, .admin-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--admin-border);
    text-align: left;
    font-size: 14px;
}
.admin-table th { color: var(--admin-text-sub); font-weight: 500; background: #fafbfc; }
.admin-table tr:hover td { background: #f8fafc; }

/* 空态 / 文本 */
.admin-empty { text-align: center; color: var(--admin-text-sub); padding: 32px 0; }
.admin-text-sub { color: var(--admin-text-sub); }
.admin-row { display: flex; align-items: center; gap: 8px; }
.admin-row-between { display: flex; align-items: center; justify-content: space-between; gap: 8px; }

/* Toast / 弹窗 / 加载（配合 ui.js） */
.admin-toast {
    position: fixed;
    left: 50%;
    bottom: 80px;
    transform: translateX(-50%) translateY(20px);
    max-width: 80vw;
    padding: 10px 18px;
    background: rgba(31, 39, 51, .92);
    color: #fff;
    border-radius: 8px;
    font-size: 14px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
    z-index: 100;
}
.admin-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.admin-modal-mask {
    position: fixed;
    inset: 0;
    background: rgba(16, 24, 40, .45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 90;
}
.admin-modal {
    width: min(360px, 88vw);
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 12px 32px rgba(16, 24, 40, .2);
}
.admin-modal-title { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.admin-modal-body { font-size: 14px; color: var(--admin-text-sub); margin-bottom: 18px; white-space: pre-wrap; }
.admin-modal-actions { display: flex; justify-content: flex-end; gap: 8px; }
/* 登录页「忘记密码」复用上面的弹层件，只缺一张居中的二维码图 */
.admin-modal-img { display: block; width: 100%; max-width: 260px; margin: 0 auto 14px; border-radius: 8px; }

.admin-loading {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, .5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 80;
}
.admin-loading-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--admin-border);
    border-top-color: var(--admin-primary);
    border-radius: 50%;
    animation: admin-spin .8s linear infinite;
}
@keyframes admin-spin { to { transform: rotate(360deg); } }

/* 登录页 */
.admin-login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}
.admin-login-card {
    width: min(400px, 100%);
    background: var(--admin-card-bg);
    border-radius: 14px;
    box-shadow: var(--admin-shadow);
    padding: 28px 24px;
}
.admin-login-title { text-align: center; font-size: 20px; font-weight: 600; margin: 0 0 24px; }
/* .admin-form 本身是 gap:14px 的 flex 列，负上边距让这一行贴着密码框 */
.admin-login-remember { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--admin-text-sub); margin-top: -6px; }
.admin-login-remember input { width: 15px; height: 15px; flex: none; }
/* 登录卡下方的一行入口；链接色由全局 a 规则给，这里只管排版 */
.admin-login-links { text-align: center; margin-top: 14px; font-size: 13px; }

/* 底部导航：base 三端共用一份 markup，管理端只在窄屏移动壳里要它。
   桌面默认收起（本文件不写 @media），由 admin-mobile.css 在 max-width:768px 下放出来。 */
.p-tabbar { display: none; }

/* ---------- SVG 图标（替代 emoji）：图标池由 static/common/js/icons.js 注入 ---------- */
.admin-ico {
    display: inline-block;
    width: 20px; height: 20px;
    fill: none; stroke: currentColor;
    stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
    vertical-align: -4px;
}
.admin-grid-item .icon svg {
    display: block;
    width: 26px; height: 26px;
    fill: none; stroke: var(--admin-primary);
    stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}

/* ---------- 桌面侧边栏：≥769px 显示，窄屏不渲染样式 ---------- */
.admin-sidebar { display: none; }
@media (min-width: 769px) {
    body:has(.admin-sidebar) { padding-left: 212px; }
    .admin-sidebar {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: 212px;
        background: var(--admin-card-bg);
        border-right: 1px solid var(--admin-border);
        padding: 14px 10px;
        overflow-y: auto;
        z-index: 30;
    }
    .admin-sidebar-brand {
        display: flex; align-items: center; gap: 9px;
        padding: 4px 10px 14px;
        border-bottom: 1px solid var(--admin-border);
        margin-bottom: 10px;
        color: var(--admin-text);
    }
    .admin-sidebar-brand .admin-ico { width: 24px; height: 24px; color: var(--admin-primary); flex: none; }
    .admin-sidebar-brand .bt { font-size: 15px; font-weight: 700; }
    .admin-sidebar-group {
        font-size: 11px;
        color: var(--admin-text-sub);
        padding: 12px 10px 5px;
        letter-spacing: .04em;
    }
    .admin-sidebar-item {
        display: flex; align-items: center; gap: 10px;
        padding: 9px 10px;
        border-radius: 9px;
        color: var(--admin-text);
        font-size: 14px;
        transition: background .12s ease;
    }
    .admin-sidebar-item:hover { background: #f2f5fa; }
    .admin-sidebar-item.active {
        background: var(--admin-primary);
        color: #fff;
        font-weight: 600;
    }
    .admin-sidebar-item.active .admin-ico { color: #fff; }
    .admin-sidebar-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .admin-sidebar-foot { margin-top: auto; padding-top: 12px; border-top: 1px solid var(--admin-border); }
    .admin-sidebar-foot .who {
        font-size: 12px;
        color: var(--admin-text-sub);
        padding: 0 10px 8px;
        overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    }
    .admin-sidebar-logout {
        display: flex; align-items: center; gap: 8px;
        width: 100%;
        padding: 8px 10px;
        border: none;
        border-radius: 9px;
        background: transparent;
        color: var(--admin-text-sub);
        font-size: 13px;
        cursor: pointer;
    }
    .admin-sidebar-logout:hover { background: rgba(229, 72, 77, .08); color: var(--admin-danger); }
}

/* ---------- 骨架屏（加载态） ---------- */
/* .admin-skel 是独立色块；.admin-skel-line/-avatar 尺寸条目自身也带底色+扫光 */
.admin-skel, .admin-skel-line, .admin-skel-avatar {
    position: relative;
    overflow: hidden;
    background: #eceff5;
    border-radius: 8px;
}
.admin-skel::after, .admin-skel-line::after, .admin-skel-avatar::after {
    content: '';
    position: absolute; top: 0; right: 0; bottom: 0; left: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .65), transparent);
    animation: admin-skel-sweep 1.2s infinite;
}
@keyframes admin-skel-sweep { to { transform: translateX(100%); } }
.admin-skel-line { height: 14px; margin-bottom: 10px; }
.admin-skel-line.w40 { width: 40%; }
.admin-skel-line.w60 { width: 60%; }
.admin-skel-line.w80 { width: 80%; }
.admin-skel-row { display: flex; align-items: center; gap: 10px; padding: 10px 0; }
.admin-skel-avatar { flex: 0 0 36px; height: 36px; border-radius: 50%; }
@media (prefers-reduced-motion: reduce) {
    .admin-skel::after, .admin-skel-line::after, .admin-skel-avatar::after { animation: none; }
}

/* ---------- 空态（图标 + 主文案 + 引导） ---------- */
.admin-emptybox { text-align: center; padding: 36px 16px 30px; }
.admin-emptybox-ico {
    width: 52px; height: 52px;
    margin: 0 auto 12px;
    border-radius: 50%;
    background: rgba(47, 111, 237, .1);
    color: var(--admin-primary);
    display: flex; align-items: center; justify-content: center;
}
.admin-emptybox-ico svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.admin-emptybox-main { font-size: 14px; color: var(--admin-text); font-weight: 600; }
.admin-emptybox-sub { font-size: 12px; color: var(--admin-text-sub); margin-top: 4px; }
.admin-emptybox .admin-btn { margin-top: 14px; }

/* ---------- toast 分型 ---------- */
.admin-toast.admin-toast--success { background: rgba(46, 158, 91, .94); }
.admin-toast.admin-toast--error { background: rgba(229, 72, 77, .94); }