/* ============================================
   小微兔任务系统 - 管理后台样式
   宽屏布局 主色 rgba(31,56,100,.92) 白色文字
   ============================================ */

* { margin:0; padding:0; box-sizing:border-box; }
html, body { height:100%; }
body {
    font-family:"Microsoft YaHei","Segoe UI",Roboto,sans-serif;
    font-size:14px; color:#333; background:#f0f2f5; line-height:1.6;
}
a { color:#1F3864; text-decoration:none; }
a:hover { color:#2b5090; }
ul, ol { list-style:none; }
img { max-width:100%; vertical-align:middle; }

/* ---- CSS 变量 ---- */
:root {
    --primary: rgba(31,56,100,.92);
    --primary-solid: #1F3864;
    --primary-light: #2b5090;
    --sidebar-w: 210px;
    --header-h: 56px;
    --success: #52c41a;
    --warning: #faad14;
    --danger: #ff4d4f;
    --info: #1890ff;
    --border: #e8e8e8;
    --bg-card: #fff;
    --radius: 6px;
    --shadow: 0 2px 8px rgba(0,0,0,.06);
}

/* ===================== 布局框架 ===================== */
.app-layout { display:flex; height:100vh; overflow:hidden; }

/* ---- 左侧菜单 ---- */
.sidebar {
    width:var(--sidebar-w); min-width:var(--sidebar-w);
    background:var(--primary);
    color:#fff; display:flex; flex-direction:column;
    overflow-y:auto; overflow-x:hidden; z-index:100;
}
.sidebar-logo {
    height:var(--header-h); display:flex; align-items:center;
    padding:0 16px; gap:10px;
    border-bottom:1px solid rgba(255,255,255,.08);
    flex-shrink:0;
}
.sidebar-logo .logo-text {
    font-size:17px; font-weight:700; color:#fff; letter-spacing:1px; white-space:nowrap;
}
.sidebar-nav { flex:1; padding:8px 0; }
.sidebar-nav .nav-group-title {
    padding:12px 18px 4px; font-size:11px; color:rgba(255,255,255,.35);
    text-transform:uppercase; letter-spacing:2px;
}
.sidebar-nav a {
    display:flex; align-items:center; gap:10px;
    padding:10px 18px; color:rgba(255,255,255,.75);
    font-size:13.5px; transition:all .2s; border-left:3px solid transparent;
}
.sidebar-nav a:hover { color:#fff; background:rgba(255,255,255,.06); }
.sidebar-nav a.active {
    color:#fff; background:rgba(255,255,255,.1);
    border-left-color:#fff; font-weight:600;
}
.sidebar-nav a .nav-icon { font-size:16px; width:20px; text-align:center; flex-shrink:0; }
.sidebar-nav a .nav-badge {
    margin-left:auto; background:var(--danger); color:#fff;
    font-size:11px; padding:1px 7px; border-radius:10px; min-width:20px; text-align:center;
}

/* ---- 右侧主区域 ---- */
.main-area { flex:1; display:flex; flex-direction:column; overflow:hidden; }

/* 顶栏 */
.topbar {
    height:var(--header-h); background:#fff; display:flex; align-items:center;
    padding:0 24px; gap:16px; border-bottom:1px solid var(--border); flex-shrink:0;
    box-shadow:0 1px 4px rgba(0,0,0,.03);
}
.topbar .crumb { font-size:13px; color:#999; }
.topbar .crumb b { color:var(--primary-solid); font-weight:600; }
.topbar .topbar-right { margin-left:auto; display:flex; align-items:center; gap:16px; }
.topbar .admin-info { display:flex; align-items:center; gap:8px; font-size:13px; }
.topbar .admin-info .avatar {
    width:32px; height:32px; border-radius:50%;
    background:var(--primary); color:#fff; display:flex; align-items:center;
    justify-content:center; font-size:13px; font-weight:700;
}
.topbar .btn-logout {
    color:#999; cursor:pointer; font-size:13px; padding:4px 10px;
    border:1px solid var(--border); border-radius:4px; transition:all .2s;
}
.topbar .btn-logout:hover { color:var(--danger); border-color:var(--danger); }

/* 内容区 */
.content { flex:1; overflow-y:auto; padding:20px 24px; }

/* ===================== 通用组件 ===================== */

/* 卡片 */
.card {
    background:var(--bg-card); border-radius:var(--radius);
    box-shadow:var(--shadow); border:1px solid #f0f0f0; margin-bottom:16px;
}
.card-header {
    padding:14px 20px; border-bottom:1px solid var(--border);
    display:flex; align-items:center; gap:12px;
}
.card-header .card-title { font-size:15px; font-weight:600; color:#333; }
.card-header .card-tools { margin-left:auto; display:flex; gap:8px; align-items:center; }
.card-body { padding:16px 20px; }

/* 统计卡片网格 */
.stat-grid {
    display:grid; grid-template-columns:repeat(auto-fill, minmax(200px, 1fr));
    gap:14px; margin-bottom:16px;
}
.stat-card {
    background:#fff; border-radius:var(--radius); padding:18px 20px;
    box-shadow:var(--shadow); border:1px solid #f0f0f0;
    display:flex; align-items:center; gap:14px; transition:transform .2s;
}
.stat-card:hover { transform:translateY(-2px); }
.stat-card .stat-icon {
    width:48px; height:48px; border-radius:10px; flex-shrink:0;
    display:flex; align-items:center; justify-content:center; font-size:22px; color:#fff;
}
.stat-card .stat-icon.c-blue { background:linear-gradient(135deg,#4A90D9,#1F3864); }
.stat-card .stat-icon.c-green { background:linear-gradient(135deg,#6CC24A,#3d8b1f); }
.stat-card .stat-icon.c-orange { background:linear-gradient(135deg,#FFB74D,#e65100); }
.stat-card .stat-icon.c-red { background:linear-gradient(135deg,#FF7043,#c62828); }
.stat-card .stat-icon.c-purple { background:linear-gradient(135deg,#9575CD,#4527a0); }
.stat-card .stat-icon.c-cyan { background:linear-gradient(135deg,#4DD0E1,#00695c); }
.stat-card .stat-info .stat-label { font-size:12px; color:#999; }
.stat-card .stat-info .stat-value { font-size:22px; font-weight:700; color:#333; line-height:1.3; }
.stat-card .stat-info .stat-sub { font-size:11px; color:#999; }

/* 按钮 */
.btn {
    display:inline-flex; align-items:center; gap:6px;
    padding:7px 16px; font-size:13px; border:1px solid var(--border);
    border-radius:4px; cursor:pointer; background:#fff; color:#333;
    transition:all .2s; line-height:1.4; white-space:nowrap;
}
.btn:hover { border-color:var(--primary-light); color:var(--primary-light); }
.btn-primary { background:var(--primary-solid); border-color:var(--primary-solid); color:#fff; }
.btn-primary:hover { background:var(--primary-light); border-color:var(--primary-light); color:#fff; }
.btn-success { background:var(--success); border-color:var(--success); color:#fff; }
.btn-success:hover { background:#3fa50f; border-color:#3fa50f; color:#fff; }
.btn-danger { background:var(--danger); border-color:var(--danger); color:#fff; }
.btn-danger:hover { background:#d9363e; border-color:#d9363e; color:#fff; }
.btn-warning { background:var(--warning); border-color:var(--warning); color:#fff; }
.btn-sm { padding:4px 10px; font-size:12px; }
.btn-lg { padding:10px 24px; font-size:15px; }
.btn-block { width:100%; justify-content:center; }
.btn:disabled { opacity:.5; cursor:not-allowed; }

/* 表格 */
.table-wrap { overflow-x:auto; }
table.data-table {
    width:100%; border-collapse:collapse; font-size:13px;
}
table.data-table th {
    background:#fafafa; text-align:left; padding:10px 14px;
    font-weight:600; color:#555; border-bottom:2px solid var(--border);
    white-space:nowrap;
}
table.data-table td {
    padding:10px 14px; border-bottom:1px solid #f0f0f0; color:#333;
    vertical-align:middle;
}
table.data-table tr:hover td { background:#f9fbff; }
table.data-table .empty-row td { text-align:center; color:#ccc; padding:40px; font-size:13px; }

/* 标签/徽章 */
.tag {
    display:inline-block; padding:2px 10px; font-size:12px;
    border-radius:3px; line-height:1.6;
}
.tag-blue { background:#e6f4ff; color:#1890ff; }
.tag-green { background:#f0fff0; color:#52c41a; }
.tag-orange { background:#fff7e6; color:#faad14; }
.tag-red { background:#fff1f0; color:#ff4d4f; }
.tag-gray { background:#f5f5f5; color:#999; }
.tag-purple { background:#f5f0ff; color:#7e57c2; }

/* 表单 */
.form-group { margin-bottom:16px; }
.form-group label { display:block; margin-bottom:6px; font-size:13px; color:#555; font-weight:500; }
.form-control {
    width:100%; padding:8px 12px; font-size:13px; border:1px solid #d9d9d9;
    border-radius:4px; outline:none; transition:border-color .2s; background:#fff; color:#333;
}
.form-control:focus { border-color:var(--primary-light); box-shadow:0 0 0 2px rgba(31,56,100,.08); }
.form-control:disabled { background:#f5f5f5; }
textarea.form-control { resize:vertical; min-height:80px; }
.form-inline { display:flex; gap:10px; align-items:center; flex-wrap:wrap; }
/* 设置页网格 */
.settings-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(420px, 1fr)); gap:16px; align-items:start; }
.settings-grid .card { margin-bottom:0; }

/* 表单行内双列 */
.form-row { display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr)); gap:14px; }

/* 搜索栏 */
.search-bar {
    display:flex; gap:10px; align-items:center; flex-wrap:wrap; margin-bottom:14px;
}
.search-bar .form-control { width:auto; min-width:180px; }

/* 分页 */
.pagination { display:flex; gap:6px; justify-content:flex-end; padding:14px 0 4px; align-items:center; }
.pagination .page-info { font-size:12px; color:#999; margin-right:auto; }
.pagination button, .pagination .page-btn {
    padding:5px 12px; font-size:12px; border:1px solid var(--border);
    background:#fff; border-radius:4px; cursor:pointer; color:#333;
}
.pagination button:hover:not(:disabled) { border-color:var(--primary-light); color:var(--primary-light); }
.pagination button.active { background:var(--primary-solid); color:#fff; border-color:var(--primary-solid); }
.pagination button:disabled { opacity:.4; cursor:not-allowed; }

/* 弹窗 */
.modal-mask {
    position:fixed; inset:0; background:rgba(0,0,0,.4); z-index:1000;
    display:none; align-items:center; justify-content:center;
}
.modal-mask.show { display:flex; }
.modal {
    background:#fff; border-radius:8px; width:520px; max-width:92vw;
    max-height:86vh; display:flex; flex-direction:column; box-shadow:0 8px 40px rgba(0,0,0,.15);
}
.modal.wide { width:760px; }
.modal-header {
    padding:14px 20px; border-bottom:1px solid var(--border);
    display:flex; align-items:center; font-size:15px; font-weight:600; color:#333;
}
.modal-header .modal-close { margin-left:auto; cursor:pointer; color:#999; font-size:20px; line-height:1; }
.modal-header .modal-close:hover { color:var(--danger); }
.modal-body { padding:20px; overflow-y:auto; flex:1; }
.modal-footer {
    padding:12px 20px; border-top:1px solid var(--border);
    display:flex; justify-content:flex-end; gap:10px;
}

/* Toast 提示 */
.toast-wrap { position:fixed; top:20px; left:50%; transform:translateX(-50%); z-index:2000; }
.toast {
    padding:10px 24px; border-radius:6px; color:#fff; font-size:14px;
    margin-bottom:8px; animation:toastIn .3s; box-shadow:0 4px 12px rgba(0,0,0,.15);
}
.toast.success { background:var(--success); }
.toast.error { background:var(--danger); }
.toast.info { background:var(--info); }
@keyframes toastIn { from { opacity:0; transform:translateY(-10px); } to { opacity:1; transform:translateY(0); } }

/* 工具类 */
.flex { display:flex; } .flex-between { display:flex; justify-content:space-between; align-items:center; }
.gap-8 { gap:8px; } .gap-12 { gap:12px; } .gap-16 { gap:16px; }
.mt-8 { margin-top:8px; } .mt-16 { margin-top:16px; } .mb-8 { margin-bottom:8px; } .mb-16 { margin-bottom:16px; }
.text-right { text-align:right; } .text-center { text-align:center; }
.text-danger { color:var(--danger); } .text-success { color:var(--success); }
.text-muted { color:#999; } .fw-bold { font-weight:700; }
.nowrap { white-space:nowrap; }

/* 双栏面板 */
.panel-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:1100px) { .panel-grid { grid-template-columns:1fr; } }

/* 会员套餐卡片 */
.plan-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(240px, 1fr)); gap:14px; }
.plan-card {
    border:2px solid #f0f0f0; border-radius:8px; padding:18px; background:#fff;
    transition:all .2s; position:relative;
}
.plan-card:hover { border-color:var(--primary-light); box-shadow:0 4px 16px rgba(31,56,100,.1); }
.plan-card .plan-name { font-size:16px; font-weight:700; margin-bottom:8px; display:flex; align-items:center; gap:8px; }
.plan-card .plan-price { font-size:24px; font-weight:700; color:var(--primary-solid); }
.plan-card .plan-price small { font-size:12px; font-weight:400; color:#999; }
.plan-card .plan-features { margin-top:10px; font-size:12.5px; color:#666; }
.plan-card .plan-features li { padding:3px 0; }

/* 趋势图（简易柱状） */
.trend-chart { display:flex; align-items:flex-end; gap:8px; height:140px; padding:10px 0; }
.trend-chart .trend-bar { flex:1; display:flex; flex-direction:column; align-items:center; gap:4px; }
.trend-chart .trend-bar .bar {
    width:60%; background:linear-gradient(to top, var(--primary-solid), var(--primary-light));
    border-radius:3px 3px 0 0; min-height:2px; transition:height .5s;
}
.trend-chart .trend-bar .bar-label { font-size:11px; color:#999; }
.trend-chart .trend-bar .bar-val { font-size:11px; color:#666; font-weight:600; }