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

/* 中国风装饰元素 */
.chinese-decoration {
    position: absolute;
    pointer-events: none;
    opacity: 0.1;
    z-index: -1;
}

.decoration-corner-tl {
    top: 20px;
    left: 20px;
    width: 100px;
    height: 100px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M10,10 Q50,5 90,10 Q85,50 90,90 Q50,85 10,90 Q5,50 10,10 Z" fill="none" stroke="%23c00" stroke-width="2"/></svg>');
}

.decoration-corner-br {
    bottom: 20px;
    right: 20px;
    width: 100px;
    height: 100px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><path d="M10,10 Q50,5 90,10 Q85,50 90,90 Q50,85 10,90 Q5,50 10,10 Z" fill="none" stroke="%23c00" stroke-width="2"/></svg>');
    transform: rotate(180deg);
}

body {
    font-family: 'Noto Sans SC', '华文细黑', '微软雅黑', Arial, sans-serif;
    background: linear-gradient(135deg, #f5f0e1 0%, #e6d3a7 100%);
    padding: 15px;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(139, 0, 0, 0.3);
    overflow: hidden;
    border: 2px solid #c00;
    position: relative;
}

/* 标题栏和控制面板 */
.header-row {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #c00 0%, #800 100%);
    padding: 20px;
    color: white;
    border-bottom: 3px solid #800;
    position: relative;
}

.chinese-title {
    font-size: 28px;
    color: #ffffcc;
    font-weight: bold;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    text-align: center;
    flex: 1;
    font-family: 'STXinwei', '华文新魏', '楷体', serif;
    letter-spacing: 2px;
}

/* 搜索区域 */
.search-area {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    flex-wrap: wrap;
    padding: 15px 20px;
    background: linear-gradient(to right, #fdf6e3, #f0e6d2);
    border-bottom: 2px solid #d4af37;
    position: relative;
}

.search-input {
    flex: 0 0 130px;
    padding: 10px 15px;
    font-size: 15px;
    border: 2px solid #d4af37;
    border-radius: 25px;
    background-color: #ffffff;
    transition: all 0.3s;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.search-input:focus {
    outline: none;
    border-color: #c00;
    box-shadow: 0 0 0 3px rgba(204, 0, 0, 0.2);
}

.search-select {
    flex: 0 0 100px;
    padding: 10px;
    font-size: 15px;
    border: 2px solid #d4af37;
    border-radius: 25px;
    background-color: #ffffff;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.search-select:focus {
    outline: none;
    border-color: #c00;
}

.btn {
    padding: 10px 25px;
    font-size: 15px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    background: linear-gradient(135deg, #d4af37 0%, #c00 100%);
    color: #ffffcc;
    border: 1px solid #800;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(139, 0, 0, 0.3);
    background: linear-gradient(135deg, #c00 0%, #d4af37 100%);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(139, 0, 0, 0.2);
}

.btn-search {
    background: linear-gradient(135deg, #d4af37 0%, #c00 100%);
    color: #ffffcc;
}

.btn-search:hover {
    background: linear-gradient(135deg, #c00 0%, #d4af37 100%);
}

.info-text {
    color: #800;
    font-size: 14px;
    font-weight: bold;
    flex: 1;
    padding: 8px 15px;
    background: rgba(204, 0, 0, 0.1);
    border-radius: 20px;
    border-left: 4px solid #c00;
}

/* 操作区域 */
.action-area {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    flex-wrap: wrap;
    padding: 0 20px 15px 20px;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #800;
    cursor: pointer;
    user-select: none;
    padding: 8px 15px;
    background: rgba(204, 0, 0, 0.1);
    border-radius: 20px;
    transition: all 0.3s;
    border: 1px solid #d4af37;
}

.checkbox-container:hover {
    background: rgba(204, 0, 0, 0.2);
    border-color: #c00;
}

.checkbox-container input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.btn-success {
    background: linear-gradient(135deg, #3d9970 0%, #2ecc71 100%);
    color: #FFFFFF;
}

.btn-success:hover {
    background: linear-gradient(135deg, #2ecc71 0%, #3d9970 100%);
}

.btn-primary {
    background: linear-gradient(135deg, #d4af37 0%, #c00 100%);
    color: #ffffcc;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #c00 0%, #d4af37 100%);
}

.btn-secondary {
    background: linear-gradient(135deg, #808080 0%, #a9a9a9 100%);
    color: #ffffff;
    padding: 10px 25px;
    font-size: 15px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #a9a9a9 0%, #808080 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(139, 0, 0, 0.3);
}

.btn-hidden {
    display: none;
}

.save-select {
    padding: 10px 15px;
    font-size: 15px;
    border: 2px solid #d4af37;
    border-radius: 25px;
    background-color: #ffffff;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.save-select:focus {
    outline: none;
    border-color: #c00;
}

/* 表格区域 */
.table-container {
    background: #ffffff;
    border: none;
    overflow-x: auto;
    max-height: 600px;
    overflow-y: auto;
    margin: 0 15px 15px 15px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

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

#etfTable thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

#etfTable thead th {
    background: linear-gradient(135deg, #c00 0%, #800 100%);
    color: #ffffcc;
    padding: 12px;
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    height: 40px;
    border: none;
    position: relative;
    border-bottom: 2px solid #d4af37;
}

#etfTable tbody tr {
    background-color: #FFFFFF;
    transition: all 0.2s;
}

#etfTable tbody tr:nth-child(even) {
    background-color: #f8f9fa;
}

#etfTable tbody tr:hover {
    background-color: #e3f2fd;
    transform: scale(1.001);
}

#etfTable tbody tr.selected {
    background-color: #bbdefb;
}

#etfTable tbody tr.highlighted {
    background-color: #fff9c4 !important;
    box-shadow: inset 0 0 0 2px #ffd54f;
}

#etfTable tbody td {
    padding: 10px;
    text-align: center;
    border: 1px solid #e9ecef;
}

.col-check {
    width: 40px;
}

.col-index {
    width: 70px;
}

.col-code {
    width: 80px;
}

.col-name {
    width: 200px;
}

.col-price, .col-change, .col-percent {
    width: 80px;
}

.sortable {
    cursor: pointer;
    user-select: none;
    transition: all 0.2s;
}

.sortable:hover {
    background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
}

.sort-icon {
    display: inline-block;
    margin-left: 5px;
}

.sort-icon.asc::after {
    content: " ↑";
}

.sort-icon.desc::after {
    content: " ↓";
}

/* 涨跌颜色 */
.price-up {
    color: #e53935 !important;
    font-weight: 600;
}

.price-down {
    color: #43a047 !important;
    font-weight: 600;
}

.price-neutral {
    color: #000000 !important;
}

.loading {
    text-align: center;
    padding: 30px;
    color: #667eea;
    font-size: 16px;
}

/* 控制面板 */
.control-panel {
    display: flex;
    gap: 15px;
    align-items: center;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(102, 126, 234, 0.1);
    padding: 6px 12px;
    border-radius: 15px;
}

.control-label {
    color: #667eea;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
}

.control-input-small {
    width: 35px;
    padding: 3px 5px;
    text-align: center;
    font-size: 12px;
    border: 1px solid #667eea;
    border-radius: 6px;
    background: #ffffff;
    color: #333;
}

.control-input-medium {
    width: 45px;
    padding: 3px 5px;
    text-align: center;
    font-size: 12px;
    border: 1px solid #667eea;
    border-radius: 6px;
    background: #ffffff;
    color: #333;
}

.control-input-small:focus {
    outline: none;
    border-color: #764ba2;
    box-shadow: 0 0 0 1px rgba(102, 126, 234, 0.3);
}

.control-input-medium:focus {
    outline: none;
    border-color: #764ba2;
    box-shadow: 0 0 0 1px rgba(102, 126, 234, 0.3);
}

.control-sep,
.control-unit {
    color: #667eea;
    font-size: 12px;
    font-weight: bold;
}

.btn-control-mini {
    width: 26px;
    height: 26px;
    padding: 0;
    font-size: 12px;
    border: 1px solid #667eea;
    border-radius: 50%;
    cursor: pointer;
    font-weight: bold;
    background: #ffffff;
    color: #667eea;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-control-mini:hover {
    background: #667eea;
    color: #ffffff;
    transform: scale(1.05);
}

/* 右键菜单 */
.context-menu {
    position: fixed;
    background: white;
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
    overflow: hidden;
}

.context-menu ul {
    list-style: none;
    margin: 0;
    padding: 5px 0;
}

.context-menu li {
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.2s;
    color: #333;
}

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

/* 响应式 */
@media (max-width: 1200px) {
    .header-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .control-panel {
        margin-top: 15px;
        flex-direction: column;
        gap: 10px;
    }
    
    .control-group {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .search-area, .action-area {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-input, .search-select, .save-select {
        flex: 1 1 100%;
    }
    
    .info-text {
        width: 100%;
    }
    
    .table-container {
        margin: 0 10px 10px 10px;
    }
}