/* ============================================================
   星辉自学 · 管理后台样式
   ============================================================ */

.admin-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: calc(100vh - 5px);
}

/* ====== 侧边栏 ====== */
.admin-sidebar {
    background: linear-gradient(180deg, var(--classic-blue) 0%, #162d4a 100%);
    color: #fff;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.admin-sidebar .brand {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    display: flex;
    align-items: center;
    gap: 10px;
}
.admin-sidebar .brand .seal { width: 30px; height: 30px; font-size: 12px; }
.admin-sidebar .brand h1 { font-family: var(--font-serif); font-size: 18px; letter-spacing: 2px; white-space: nowrap; }
.admin-sidebar .brand p { font-size: 11px; opacity: .7; margin-top: 2px; }

.side-menu { padding: 12px 0; }
.side-group { margin-bottom: 8px; }
.side-group-title {
    padding: 10px 20px 6px;
    font-size: 11px;
    color: rgba(255,255,255,.4);
    letter-spacing: 2px;
}
.side-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: rgba(255,255,255,.75);
    cursor: pointer;
    transition: all .15s;
    font-size: 14px;
    border-left: 3px solid transparent;
}
.side-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.side-item.active {
    background: rgba(255,255,255,.12);
    color: #fff;
    border-left-color: var(--gold);
    font-weight: 600;
}
.side-item .icon { width: 20px; text-align: center; }

/* ====== 主区域 ====== */
.admin-main { display: flex; flex-direction: column; min-width: 0; }
.admin-topbar {
    background: #fff;
    padding: 0 24px;
    height: calc(60px + env(safe-area-inset-top));
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 50;
}
.admin-topbar h2 { font-family: var(--font-serif); font-size: 20px; color: var(--classic-blue); }
.admin-topbar .role-badge { display: flex; align-items: center; gap: 10px; }
.admin-hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: var(--paper);
    border: 1px solid var(--paper-deep);
    border-radius: 8px;
    cursor: pointer;
    padding: 0 9px;
    flex-shrink: 0;
}
.admin-hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--classic-blue);
    border-radius: 2px;
    transition: all .3s;
}
.admin-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.admin-hamburger.active span:nth-child(2) { opacity: 0; }
.admin-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.admin-content { padding: 24px; flex: 1; }

/* 移动端遮罩（桌面端隐藏，避免占据网格列） */
.admin-mask { display: none; }

/* ====== 数据看板 ====== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.kpi-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--china-red);
}
.kpi-card.blue { border-left-color: var(--classic-blue); }
.kpi-card.gold { border-left-color: var(--gold); }
.kpi-card.green { border-left-color: var(--success); }
.kpi-card .kpi-label { font-size: 13px; color: #888; }
.kpi-card .kpi-value { font-family: var(--font-serif); font-size: 28px; font-weight: 900; color: var(--classic-blue); margin-top: 6px; }
.kpi-card .kpi-trend { font-size: 12px; margin-top: 4px; }
.kpi-card .kpi-trend.up { color: var(--success); }
.kpi-card .kpi-trend.down { color: var(--danger); }

/* ====== 筛选栏 ====== */
.filter-bar {
    background: #fff;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}
.filter-bar select, .filter-bar input {
    padding: 7px 12px;
    border: 1px solid var(--paper-deep);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: var(--paper);
}
.filter-bar .spacer { flex: 1; }

/* ====== 表格卡片 ====== */
.table-card {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.table-card .card-header {
    padding: 16px 22px;
    border-bottom: 1px solid var(--paper-dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.table-card .card-header h3 { font-family: var(--font-serif); color: var(--classic-blue); font-size: 17px; }

/* ====== 双栏布局 ====== */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.three-col { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
/* ====== 响应式 ====== */
@media (max-width: 1000px) {
    .two-col, .three-col { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    body { font-size: 14px; }

    /* 侧栏改为抽屉 */
    .admin-layout { grid-template-columns: 1fr; }
    .admin-sidebar {
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        height: 100dvh;
        width: 260px;
        z-index: 200;
        transform: translateX(-100%);
        transition: transform .3s ease;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: env(safe-area-inset-bottom);
    }
    .admin-sidebar.open { transform: translateX(0); }
    .admin-hamburger { display: flex; }

    /* 遮罩 */
    .admin-mask {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,.45);
        z-index: 150;
    }
    .admin-mask.show { display: block; }

    /* 顶栏 */
    .admin-topbar {
        padding: 0 12px;
        height: calc(54px + env(safe-area-inset-top));
    }
    .admin-topbar h2 { font-size: 17px; }
    .admin-topbar .role-badge { gap: 6px; }
    .role-badge .badge { display: none; }
    .role-badge .btn { padding: 5px 10px; font-size: 12px; }

    /* 内容区 */
    .admin-content { padding: 16px 12px calc(20px + env(safe-area-inset-bottom)); }

    /* KPI 卡片 */
    .kpi-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .kpi-card { padding: 16px; }
    .kpi-card .kpi-value { font-size: 24px; }

    /* 筛选栏 */
    .filter-bar { padding: 12px; gap: 8px; }
    .filter-bar select, .filter-bar input { font-size: 13px; min-height: 38px; }
    .filter-bar .spacer { display: none; }

    /* 表格 */
    .table-wrap { -webkit-overflow-scrolling: touch; overflow-x: auto; }
    table.data-table { font-size: 13px; min-width: 600px; }
    table.data-table th, table.data-table td { padding: 10px 12px; }

    /* 卡片头部 */
    .table-card .card-header, .card-header { padding: 14px 16px; flex-wrap: wrap; gap: 8px; }
    .card-header h3 { font-size: 16px; }
    .card-body { padding: 16px; }

    /* 配置面板 */
    .config-grid { grid-template-columns: 1fr; gap: 12px; }
    .config-row input[type="number"], .config-row input[type="text"] { width: 90px; }

    /* 资金看板 */
    .fund-board { grid-template-columns: 1fr 1fr; gap: 12px; }
    .fund-card { padding: 16px; }
    .fund-card .amount { font-size: 22px; }

    /* 运维卡片 */
    .ops-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .ops-card { padding: 14px; }
    .ops-card .ops-value { font-size: 18px; }

    /* 触控优化 */
    .btn { min-height: 40px; }
    .btn-sm { min-height: 34px; padding: 6px 12px; }
    .form-control { min-height: 42px; font-size: 15px; }
    .switch { width: 46px; height: 24px; }
    .switch.on::after { left: 24px; }

    /* 模态框 */
    .modal-mask { padding: 0; align-items: flex-end; }
    .modal {
        max-width: 100%;
        max-height: 88vh;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .modal-body { padding: 18px; }
    .modal-header { padding: 14px 18px; }
    .modal-footer { padding: 12px 18px calc(12px + env(safe-area-inset-bottom)); }

    /* 审核行操作按钮换行 */
    .audit-row { flex-wrap: wrap; }

    /* 登录页 */
    .admin-login-box { width: calc(100% - 32px); padding: 28px 22px; }
}

@media (max-width: 420px) {
    .kpi-grid, .fund-board, .ops-grid { grid-template-columns: 1fr; }
    .admin-topbar h2 { font-size: 15px; }
    .role-badge .btn { padding: 5px 8px; font-size: 11px; }
}

/* ====== 审核流 ====== */
.audit-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.audit-row .btn { padding: 4px 10px; font-size: 12px; }

/* ====== 配置面板 ====== */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.config-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    border-top: 3px solid var(--classic-blue);
}
.config-card h4 {
    font-family: var(--font-serif);
    color: var(--classic-blue);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--paper-dark);
}
.config-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 14px;
}
.config-row input[type="number"], .config-row input[type="text"] {
    width: 100px;
    padding: 5px 8px;
    border: 1px solid var(--paper-deep);
    border-radius: 4px;
    text-align: right;
}
.switch {
    position: relative;
    width: 42px;
    height: 22px;
    background: #ccc;
    border-radius: 11px;
    cursor: pointer;
    transition: background .2s;
}
.switch.on { background: var(--success); }
.switch::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 18px; height: 18px;
    background: #fff;
    border-radius: 50%;
    transition: left .2s;
}
.switch.on::after { left: 22px; }

/* ====== 资金看板 ====== */
.fund-board {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}
.fund-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 20px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    border-top: 3px solid var(--gold);
}
.fund-card .label { font-size: 13px; color: #888; }
.fund-card .amount { font-family: var(--font-serif); font-size: 26px; font-weight: 900; color: var(--china-red); margin-top: 8px; }

/* ====== 时间线 ====== */
.timeline { position: relative; padding-left: 20px; }
.timeline::before {
    content: '';
    position: absolute;
    left: 6px; top: 4px; bottom: 4px;
    width: 2px;
    background: var(--paper-deep);
}
.timeline-item {
    position: relative;
    padding: 8px 0 16px;
}
.timeline-item::before {
    content: '';
    position: absolute;
    left: -18px; top: 12px;
    width: 10px; height: 10px;
    background: var(--classic-blue);
    border-radius: 50%;
    border: 2px solid #fff;
}
.timeline-item.success::before { background: var(--success); }
.timeline-item.warn::before { background: var(--warning); }
.timeline-item .tl-time { font-size: 12px; color: #999; }
.timeline-item .tl-content { font-size: 14px; margin-top: 2px; }

/* ====== 运维监控 ====== */
.ops-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}
.ops-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 18px;
    box-shadow: var(--shadow-sm);
}
.ops-card .ops-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}
.ops-card .status-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(90,138,62,.2);
}
.ops-card .status-dot.warn { background: var(--warning); box-shadow: 0 0 0 3px rgba(212,136,6,.2); }
.ops-card .status-dot.error { background: var(--danger); box-shadow: 0 0 0 3px rgba(196,30,58,.2); }
.ops-card .ops-value { font-family: var(--font-serif); font-size: 22px; font-weight: 700; color: var(--classic-blue); }

/* 批改抽检 */
.grade-sample {
    background: var(--paper);
    padding: 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}
.grade-sample .gs-row { display: flex; gap: 10px; margin-bottom: 8px; font-size: 14px; }
.grade-sample .gs-label { color: #888; min-width: 70px; }

/* 登录页 */
.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--classic-blue) 0%, var(--classic-blue-light) 100%);
}
.admin-login-box {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 400px;
    box-shadow: var(--shadow-lg);
    border-top: 5px solid var(--china-red);
}
.admin-login-box .seal { margin: 0 auto 16px; width: 50px; height: 50px; font-size: 18px; }
.admin-login-box h2 { text-align: center; font-family: var(--font-serif); color: var(--classic-blue); margin-bottom: 6px; }
.admin-login-box p { text-align: center; color: #888; font-size: 13px; margin-bottom: 24px; }