/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    color: #333;
}

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

/* 头部 */
.header {
    text-align: center;
    color: white;
    margin-bottom: 30px;
    animation: fadeInDown 0.6s;
}

.header h1 {
    font-size: 2.8em;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header .subtitle {
    font-size: 1.1em;
    opacity: 0.9;
    letter-spacing: 2px;
}

/* 工具栏 */
.toolbar {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    animation: fadeInUp 0.6s;
}

.toolbar-left, .toolbar-right {
    display: flex;
    gap: 15px;
}

/* 按钮 */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.btn:active {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 按钮loading状态 */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading .spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #56ab2f 0%, #a8e063 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.btn-secondary {
    background: linear-gradient(135deg, #9796f0 0%, #fbc7d4 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, #eb3349 0%, #f45c43 100%);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, #00c6ff 0%, #0072ff 100%);
    color: white;
}

.btn .icon {
    font-size: 16px;
}

/* 筛选面板 */
.filter-panel {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    animation: fadeInUp 0.5s;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.filter-item label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.filter-item input {
    width: 100%;
    padding: 10px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.filter-item input:focus {
    outline: none;
    border-color: #667eea;
}

.filter-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* 表格容器 */
.table-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    overflow-x: auto;
    animation: fadeInUp 0.7s;
}

/* 表格 */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.data-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
}

.data-table tbody tr {
    border-bottom: 1px solid #e0e0e0;
    transition: background-color 0.3s;
}

.data-table tbody tr:hover {
    background-color: #f5f5f5;
}

.data-table td {
    padding: 15px;
    font-size: 14px;
}

.data-table td.loading {
    text-align: center;
    color: #999;
    padding: 40px;
}

.data-table .amount {
    font-weight: 600;
    color: #f45c43;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    animation: fadeInUp 0.8s;
}

.pagination button {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.95);
    color: #667eea;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.pagination button:hover:not(:disabled) {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

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

.pagination .page-info {
    color: white;
    font-weight: 600;
    padding: 0 15px;
}

/* 模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    animation: fadeIn 0.3s;
}

.modal-content {
    background: white;
    margin: 50px auto;
    padding: 0;
    border-radius: 15px;
    max-width: 600px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.4s;
}

.modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 30px;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5em;
}

.close {
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close:hover {
    opacity: 0.8;
}

/* 表单 */
form {
    padding: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
}

/* 导入内容 */
.import-content {
    padding: 30px;
}

.import-content p {
    margin-bottom: 15px;
    color: #555;
}

.import-content .hint {
    font-size: 13px;
    color: #999;
    font-style: italic;
}

/* 文件上传区域 */
.upload-area {
    border: 2px dashed #667eea;
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
    margin: 20px 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

.upload-area:hover {
    border-color: #764ba2;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    transform: translateY(-2px);
}

.upload-area.drag-over {
    border-color: #56ab2f;
    background: linear-gradient(135deg, rgba(86, 171, 47, 0.1) 0%, rgba(168, 224, 99, 0.1) 100%);
}

.upload-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.upload-text .upload-main {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.upload-text .upload-sub {
    font-size: 13px;
    color: #999;
}

.upload-filename {
    margin-top: 15px;
    font-size: 14px;
    color: #667eea;
    font-weight: 600;
}

/* 日期输入包装器 */
.date-input-wrapper {
    position: relative;
    cursor: pointer;
}

.date-input-wrapper input[type="date"] {
    cursor: pointer;
}

/* 动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* 响应式 */
@media (max-width: 768px) {
    .toolbar {
        flex-direction: column;
        gap: 15px;
    }

    .toolbar-left, .toolbar-right {
        width: 100%;
        justify-content: center;
    }

    .filter-grid {
        grid-template-columns: 1fr;
    }

    .table-container {
        overflow-x: scroll;
    }
}