/* 客资管理系统 - 样式 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #f0f2f5;
    color: #333;
}

/* 顶部导航 */
.header {
    background: #001529;
    color: #fff;
    padding: 0 24px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.header h1 {
    font-size: 20px;
    font-weight: 600;
}

.header-nav {
    display: flex;
    gap: 8px;
}

.header-nav a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s;
}

.header-nav a:hover,
.header-nav a.active {
    color: #fff;
    background: rgba(255,255,255,0.15);
}

/* 主内容区 */
.main-content {
    padding-top: 80px;
    padding-bottom: 40px;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 卡片 */
.card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #f0f0f0;
}

/* 统计卡片 */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.stat-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.stat-card .label {
    font-size: 13px;
    color: #888;
    margin-bottom: 8px;
}

.stat-card .value {
    font-size: 28px;
    font-weight: 700;
}

.stat-card .value.red { color: #f5222d; }
.stat-card .value.blue { color: #1890ff; }
.stat-card .value.green { color: #52c41a; }
.stat-card .value.orange { color: #fa8c16; }

/* 筛选表单 */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    padding: 16px;
    background: #fafafa;
    border-radius: 8px;
    margin-bottom: 16px;
}

.filter-bar label {
    font-size: 14px;
    color: #666;
}

.filter-bar input,
.filter-bar select {
    padding: 6px 12px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
}

.filter-bar button {
    padding: 6px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #1890ff;
    color: #fff;
}

.btn-primary:hover {
    background: #40a9ff;
}

.btn-default {
    background: #fff;
    border: 1px solid #d9d9d9;
    color: #333;
}

.btn-default:hover {
    border-color: #40a9ff;
    color: #40a9ff;
}

.btn-danger {
    background: #ff4d4f;
    color: #fff;
}

.btn-danger:hover {
    background: #ff7875;
}

/* 表格 */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th, td {
    padding: 12px 8px;
    text-align: left;
    border-bottom: 1px solid #f0f2f5;
}

th {
    background: #fafafa;
    font-weight: 600;
    color: #333;
    white-space: nowrap;
}

tr:hover {
    background: #fafafa;
}

/* 标签 */
.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.tag-blue { background: #e6f7ff; color: #1890ff; }
.tag-green { background: #f6ffed; color: #52c41a; }
.tag-red { background: #fff1f0; color: #ff4d4f; }
.tag-orange { background: #fff7e6; color: #fa8c16; }
.tag-gray { background: #f5f5f5; color: #666; }

/* 操作按钮 */
.btn-sm {
    padding: 4px 12px;
    font-size: 13px;
    border-radius: 4px;
    border: 1px solid #d9d9d9;
    background: #fff;
    cursor: pointer;
    margin-right: 6px;
    transition: all 0.3s;
}

.btn-sm:hover {
    border-color: #1890ff;
    color: #1890ff;
}

.btn-sm.danger:hover {
    border-color: #ff4d4f;
    color: #ff4d4f;
}

/* 模态框 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: #fff;
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    padding: 16px 20px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #999;
    line-height: 1;
}

.modal-close:hover {
    color: #333;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 16px 20px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* 表单 */
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 16px;
}

.form-row.single {
    grid-template-columns: 1fr;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 6px;
    font-weight: 500;
}

.form-group label .required {
    color: #ff4d4f;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #40a9ff;
    box-shadow: 0 0 0 2px rgba(24,144,255,0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 60px;
}

/* 说明 */
.info-box {
    background: #fffbe6;
    border: 1px solid #ffe58f;
    border-radius: 8px;
    padding: 16px;
    margin-top: 16px;
}

.info-box h4 {
    font-size: 14px;
    margin-bottom: 8px;
}

.info-box ul {
    padding-left: 20px;
    color: #8c8c8c;
    font-size: 13px;
    line-height: 1.8;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}

.pagination button {
    padding: 6px 12px;
    border: 1px solid #d9d9d9;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
}

.pagination button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pagination button.active {
    background: #1890ff;
    color: #fff;
    border-color: #1890ff;
}

/* Loading */
.loading {
    text-align: center;
    padding: 40px;
    color: #999;
}

/* 响应式 */
@media (max-width: 768px) {
    .stat-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .header-nav {
        display: none;
    }
}