/* ============================================================
   AilendReport Web - 现代专业 UI 样式
   设计风格：深色 navbar + 浅灰侧栏 + 卡片式内容区
   配色：#1f2937 (深灰) / #2563eb (品牌蓝) / #10b981 (成功绿)
   ============================================================ */

:root {
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #06b6d4;
    --color-bg: #f8fafc;
    --color-sidebar: #ffffff;
    --color-navbar: #1f2937;
    --color-border: #e5e7eb;
    --color-text: #111827;
    --color-text-muted: #6b7280;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --radius: 0.5rem;
}

* { box-sizing: border-box; }

/* 提交按钮加载态：转动的虚线圆，表示程序正在保存，防止重复点击 */
.btn-loading-spinner {
    display: inline-block;
    width: 1em;
    height: 1em;
    margin-right: 0.35em;
    vertical-align: -0.125em;
    border: 0.15em dashed currentColor;
    border-radius: 50%;
    animation: btn-loading-spin 0.8s linear infinite;
}
@keyframes btn-loading-spin {
    to { transform: rotate(360deg); }
}

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

/* ============================================================
   顶部导航
   ============================================================ */
.navbar-dark.bg-secondary {
    background-color: var(--color-navbar) !important;
    box-shadow: var(--shadow-md);
}
.navbar-brand { font-weight: 600; letter-spacing: 0.3px; }

/* ============================================================
   侧边栏
   ============================================================ */
aside.bg-light {
    background-color: var(--color-sidebar) !important;
    border-right: 1px solid var(--color-border) !important;
}
aside .list-group-item {
    border: none;
    border-radius: var(--radius) !important;
    margin-bottom: 2px;
    padding: 0.4rem 0.75rem !important;
    color: var(--color-text) !important;
    font-size: 0.875rem;
    transition: all 0.15s;
}
aside .list-group-item:hover {
    background-color: #eff6ff !important;
    color: var(--color-primary) !important;
}
aside .list-group-item.active {
    background-color: var(--color-primary) !important;
    color: #fff !important;
}
aside .fw-bold.small {
    color: var(--color-text-muted);
    text-transform: uppercase;
    font-size: 0.7rem !important;
    letter-spacing: 0.8px;
    margin-top: 0.75rem !important;
}

/* ============================================================
   内容区
   ============================================================ */
main { background-color: var(--color-bg); }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--color-border);
}
.page-header h4 {
    margin: 0;
    font-weight: 600;
    color: var(--color-text);
}
.page-header .text-muted { font-size: 0.85rem; }

/* ============================================================
   筛选表单卡片
   ============================================================ */
.filter-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
}
.filter-card .form-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}
.filter-card .form-control,
.filter-card .form-select {
    height: 34px;
    font-size: 0.875rem;
    border-color: #d1d5db;
}
.filter-card .form-control:focus,
.filter-card .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.filter-card .btn { height: 34px; padding: 0 0.9rem; font-size: 0.875rem; }

/* ============================================================
   数据表格
   ============================================================ */
.data-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.data-card .card-header {
    background: #f9fafb;
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.data-card .card-body { padding: 0; }
.table {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-text);
}
.table thead th {
    background: #f3f4f6;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--color-border);
    padding: 0.65rem 0.75rem;
    white-space: nowrap;
    position: sticky;
    top: 0;
}
.table tbody td {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}
.table tbody tr:hover { background-color: #f0f9ff !important; }
.table-sm td, .table-sm th { padding: 0.35rem 0.5rem; }

/* 数字右对齐 + 等宽 */
.numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
    font-family: "JetBrains Mono", "Consolas", monospace;
}
.text-danger-strong { color: var(--color-danger); font-weight: 600; }
.text-success-strong { color: var(--color-success); font-weight: 600; }

/* 状态标签 */
.badge-status {
    font-size: 0.7rem;
    padding: 0.25em 0.6em;
    font-weight: 500;
    border-radius: 0.375rem;
}
.badge-pending { background: #fef3c7; color: #92400e; }
.badge-approved { background: #d1fae5; color: #065f46; }
.badge-unpaid { background: #fee2e2; color: #991b1b; }
.badge-paid { background: #dbeafe; color: #1e40af; }

/* ============================================================
   统计卡片
   ============================================================ */
.stat-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--color-primary);
    height: 100%;
}
.stat-card .stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}
.stat-card .stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
}
.stat-card.success { border-left-color: var(--color-success); }
.stat-card.success .stat-value { color: var(--color-success); }
.stat-card.warning { border-left-color: var(--color-warning); }
.stat-card.warning .stat-value { color: var(--color-warning); }
.stat-card.info { border-left-color: var(--color-info); }
.stat-card.info .stat-value { color: var(--color-info); }
.stat-card.danger { border-left-color: var(--color-danger); }
.stat-card.danger .stat-value { color: var(--color-danger); }

/* ============================================================
   按钮
   ============================================================ */
.btn { border-radius: 0.375rem; font-weight: 500; }
.btn-primary { background-color: var(--color-primary); border-color: var(--color-primary); }
.btn-primary:hover { background-color: var(--color-primary-dark); border-color: var(--color-primary-dark); }
.btn-success { background-color: var(--color-success); border-color: var(--color-success); }
.btn-outline-primary { color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline-primary:hover { background-color: var(--color-primary); border-color: var(--color-primary); }

/* ============================================================
   分页
   ============================================================ */
.pagination { margin: 1rem 0 0; }
.pagination .page-link {
    color: var(--color-primary);
    border-color: var(--color-border);
    padding: 0.4rem 0.75rem;
    font-size: 0.85rem;
}
.pagination .page-item.active .page-link {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* ============================================================
   空数据
   ============================================================ */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--color-text-muted);
}
.empty-state .empty-icon { font-size: 3rem; opacity: 0.4; margin-bottom: 0.5rem; }
.empty-state .empty-text { font-size: 0.9rem; }

/* ============================================================
   登录页
   ============================================================ */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
}
.login-card {
    background: #fff;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    width: 380px;
    overflow: hidden;
}
.login-card .login-header {
    background: var(--color-navbar);
    color: #fff;
    padding: 1.5rem;
    text-align: center;
}
.login-card .login-header h4 { margin: 0; font-weight: 600; }
.login-card .login-header small { opacity: 0.7; }
.login-card .login-body { padding: 1.5rem; }

/* ============================================================
   打印样式
   ============================================================ */
@media print {
    .navbar, aside, .no-print, .filter-card, .page-header,
    .btn, .pagination { display: none !important; }
    main { padding: 0 !important; margin: 0 !important; }
    body { background: #fff !important; font-size: 10pt; }
    .data-card { border: none !important; box-shadow: none !important; }
    .data-card .card-header { display: none !important; }
    .data-card .card-body { padding: 0 !important; }

    /* 打印标题 */
    .print-title { margin-bottom: 4px !important; }
    .print-title h3 { font-size: 12pt !important; margin: 0 !important; }
    .print-title p { font-size: 9pt !important; margin: 2px 0 0 0 !important; }

    /* 表格：字号由 JS 通过 --cell-font 控制 */
    table {
        font-size: var(--cell-font, 10pt);
        page-break-inside: auto;
        width: 100%;
        margin-bottom: 0 !important;
        border-collapse: collapse !important;
    }
    table.table th, table.table td {
        padding: 1px 2px !important;
        line-height: 1.15 !important;
        vertical-align: middle !important;
    }
    /* 件行字号由 JS 通过 CSS 变量 --cell-font 控制（与其它数据单元格统一） */
    table .row-piece td { font-size: var(--cell-font, 9pt) !important; }
    tr { page-break-inside: avoid; page-break-after: auto; }
    thead { display: table-header-group; }

    /* 备注列在打印时显示（用户要求备注列必须打印） */
    /* 原 .col-remark { display: none; } 已删除 */

    /* 签名栏 */
    .d-print-block.mt-4 { margin-top: 6px !important; }
    .d-print-block.mt-4 table { font-size: 9pt !important; }
    .d-print-block.mt-4 td { padding: 1px 16px !important; }

    @page { size: A4 landscape; margin: 0.5cm; }
}

/* 表格容器滚动 */
.table-responsive-x { overflow-x: auto; }
.table-responsive-x .table { min-width: 100%; }

/* 小计行高亮 */
tr.subtotal td { background: #fef9c3 !important; font-weight: 600; }
tr.total td { background: #fef3c7 !important; font-weight: 700; }

/* 工具类 */
.cursor-pointer { cursor: pointer; }
.text-monospace { font-family: "JetBrains Mono", "Consolas", monospace; }
.fs-7 { font-size: 0.75rem !important; }
.fs-8 { font-size: 0.7rem !important; }