/* 蒙爱传媒业务管理系统 - 后台样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; background: #f0f2f5; color: #333; font-size: 14px; }
a { text-decoration: none; color: inherit; }

/* 登录页 */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1a237e 0%, #0d47a1 50%, #01579b 100%); }
.login-box { background: #fff; border-radius: 12px; padding: 40px; width: 400px; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.login-box h1 { text-align: center; font-size: 22px; color: #1a237e; margin-bottom: 8px; }
.login-box .sub { text-align: center; color: #888; font-size: 13px; margin-bottom: 30px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 6px; color: #555; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 10px 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 14px; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: #1a237e; box-shadow: 0 0 0 3px rgba(26,35,126,0.1); }
.btn { display: inline-block; padding: 10px 24px; border: none; border-radius: 6px; font-size: 14px; cursor: pointer; transition: all 0.2s; text-align: center; }
.btn-primary { background: #1a237e; color: #fff; }
.btn-primary:hover { background: #283593; }
.btn-success { background: #4caf50; color: #fff; }
.btn-success:hover { background: #43a047; }
.btn-danger { background: #f44336; color: #fff; }
.btn-danger:hover { background: #e53935; }
.btn-warning { background: #ff9800; color: #fff; }
.btn-warning:hover { background: #fb8c00; }
.btn-default { background: #fff; color: #555; border: 1px solid #ddd; }
.btn-default:hover { background: #f5f5f5; }
.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-block { width: 100%; }

/* 后台布局 */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 220px; background: #1a237e; color: #fff; position: fixed; top: 0; left: 0; bottom: 0; overflow-y: auto; z-index: 100; }
.sidebar .logo { padding: 20px 16px; text-align: center; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar .logo h2 { font-size: 16px; line-height: 1.4; }
.sidebar .logo p { font-size: 11px; opacity: 0.6; margin-top: 4px; }
.sidebar nav { padding: 10px 0; }
.sidebar .nav-item { display: block; padding: 12px 20px; color: rgba(255,255,255,0.75); font-size: 14px; transition: all 0.2s; border-left: 3px solid transparent; }
.sidebar .nav-item:hover { background: rgba(255,255,255,0.08); color: #fff; }
.sidebar .nav-item.active { background: rgba(255,255,255,0.12); color: #fff; border-left-color: #4fc3f7; }
.sidebar .nav-group { padding: 8px 20px; font-size: 11px; color: rgba(255,255,255,0.4); text-transform: uppercase; letter-spacing: 1px; margin-top: 10px; }

.main { flex: 1; margin-left: 220px; min-height: 100vh; }
.topbar { background: #fff; height: 56px; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; box-shadow: 0 1px 4px rgba(0,0,0,0.06); position: sticky; top: 0; z-index: 50; }
.topbar .page-title { font-size: 16px; font-weight: 600; color: #333; }
.topbar .user-info { display: flex; align-items: center; gap: 12px; }
.topbar .user-info .avatar { width: 32px; height: 32px; border-radius: 50%; background: #1a237e; color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.topbar .user-info a { color: #666; font-size: 13px; }
.topbar .user-info a:hover { color: #1a237e; }

.content { padding: 24px; }

/* 卡片 */
.card { background: #fff; border-radius: 8px; padding: 20px; margin-bottom: 20px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.card-title { font-size: 16px; font-weight: 600; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid #eee; display: flex; justify-content: space-between; align-items: center; }

/* 统计卡片 */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card { background: #fff; border-radius: 8px; padding: 20px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); position: relative; overflow: hidden; }
.stat-card .stat-label { font-size: 13px; color: #888; margin-bottom: 8px; }
.stat-card .stat-value { font-size: 26px; font-weight: 700; color: #333; }
.stat-card .stat-icon { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); font-size: 40px; opacity: 0.15; }
.stat-card.income .stat-value { color: #4caf50; }
.stat-card.expense .stat-value { color: #f44336; }
.stat-card.profit .stat-value { color: #1a237e; }
.stat-card.project .stat-value { color: #ff9800; }

/* 表格 */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
table th { background: #f8f9fa; padding: 12px; text-align: left; font-weight: 600; color: #555; font-size: 13px; border-bottom: 2px solid #eee; white-space: nowrap; }
table td { padding: 12px; border-bottom: 1px solid #f0f0f0; font-size: 13px; }
table tr:hover { background: #fafbfc; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; font-weight: 500; }
.tag-blue { background: #e3f2fd; color: #1565c0; }
.tag-green { background: #e8f5e9; color: #2e7d32; }
.tag-red { background: #ffebee; color: #c62828; }
.tag-orange { background: #fff3e0; color: #ef6c00; }
.tag-gray { background: #f5f5f5; color: #757575; }
.tag-purple { background: #f3e5f5; color: #7b1fa2; }

/* 搜索栏 */
.search-bar { display: flex; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; align-items: flex-end; }
.search-bar .form-group { margin-bottom: 0; min-width: 160px; }
.search-bar .form-group label { font-size: 12px; }

/* 弹窗 */
.modal-mask { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,0.5); z-index: 1000; align-items: center; justify-content: center; }
.modal-mask.show { display: flex; }
.modal { background: #fff; border-radius: 8px; width: 90%; max-width: 600px; max-height: 85vh; overflow-y: auto; }
.modal-header { padding: 16px 20px; border-bottom: 1px solid #eee; display: flex; justify-content: space-between; align-items: center; }
.modal-header h3 { font-size: 16px; }
.modal-header .close { cursor: pointer; font-size: 20px; color: #999; }
.modal-body { padding: 20px; }
.modal-footer { padding: 12px 20px; border-top: 1px solid #eee; text-align: right; }
.modal-footer .btn { margin-left: 8px; }

/* 分页 */
.pagination { display: flex; align-items: center; gap: 6px; margin-top: 16px; flex-wrap: wrap; }
.pagination span { color: #888; font-size: 13px; margin-right: 10px; }
.pagination a { padding: 6px 12px; border: 1px solid #ddd; border-radius: 4px; font-size: 13px; color: #555; }
.pagination a:hover { border-color: #1a237e; color: #1a237e; }
.pagination a.active { background: #1a237e; color: #fff; border-color: #1a237e; }

/* 图表容器 */
.chart-box { width: 100%; height: 350px; }
.chart-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 900px) { .chart-row { grid-template-columns: 1fr; } }

/* 分享链接框 */
.share-url-box { background: #f8f9fa; border: 1px dashed #ddd; border-radius: 6px; padding: 12px; word-break: break-all; font-size: 13px; color: #1a237e; margin: 10px 0; }

/* 详情页 */
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.detail-item { display: flex; font-size: 13px; }
.detail-item .label { color: #888; width: 100px; flex-shrink: 0; }
.detail-item .value { color: #333; font-weight: 500; }

/* 空状态 */
.empty { text-align: center; padding: 40px; color: #999; }
.empty .icon { font-size: 48px; margin-bottom: 12px; opacity: 0.3; }

/* 金额红色/绿色 */
.amount-income { color: #4caf50; font-weight: 600; }
.amount-expense { color: #f44336; font-weight: 600; }

/* 文件链接 */
.file-link { color: #1a237e; text-decoration: underline; }
.file-link:hover { color: #283593; }

/* 响应式 */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); transition: transform 0.3s; }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
}