:root {
    --bg-primary: #121212;
    --bg-secondary: #1e1e1e;
    --bg-panel: #262626;
    --text-primary: #e0e0e0;
    --text-secondary: #909090;
    --border-color: #333;
    --accent: #2962ff;
    --accent-hover: #1c4bc0;
    --up-color: #f6465d;
    --up-bg: rgba(246, 70, 93, 0.1);
    --down-color: #0ecb81;
    --down-bg: rgba(14, 203, 129, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
}

.font-mono {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

.text-right {
    text-align: right;
}

.text-center {
    text-align: center;
}

/* 涨跌通用文字样式 */
.text-up {
    color: var(--up-color);
    font-weight: 600;
}

.text-down {
    color: var(--down-color);
    font-weight: 600;
}

.text-muted {
    color: var(--text-secondary);
    font-size: 0.8em;
    font-weight: normal;
}

.bg-up {
    background-color: var(--up-bg);
}

.bg-down {
    background-color: var(--down-bg);
}

/* Layout */
.app-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px;
}

/* Dashboard */
.dashboard {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.header-top h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.update-time {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.metrics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.metric-value {
    font-size: 1.8rem;
    font-weight: 700;
}

/* Table */
.table-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow-x: auto;
    overflow-y: auto;
    max-height: calc(100vh - 280px);
}

.fund-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
}

.fund-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

.fund-table th {
    background-color: var(--bg-panel);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.85rem;
    padding: 12px 12px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.fund-table th:hover {
    background-color: #333;
}

.fund-table .th-actions {
    width: 140px;
}

.fund-table td:last-child {
    min-width: 140px;
}

.fund-table th.sort-asc .sort-icon::after {
    content: " ▲";
}

.fund-table th.sort-desc .sort-icon::after {
    content: " ▼";
}

.fund-table th:not(.sort-asc):not(.sort-desc) .sort-icon::after {
    content: " ⇅";
    opacity: 0.3;
}

.fund-table td {
    padding: 12px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    vertical-align: middle;
}

.fund-table tr:hover {
    background-color: var(--bg-panel);
}

.fund-table .fund-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 90px;
}

.fund-table .fund-name {
    font-weight: 500;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

.fund-table .fund-code {
    color: var(--text-secondary);
    font-size: 0.75rem;
    white-space: nowrap;
}

.empty-message {
    padding: 40px !important;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: none;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
}

.btn-secondary {
    background-color: var(--bg-panel);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #333;
}

.btn-sm {
    padding: 4px 8px;
    font-size: 0.8rem;
}

.btn-text {
    background: none;
    color: var(--accent);
    padding: 4px;
}

.btn-text:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

.btn-text-danger {
    background: none;
    color: var(--text-secondary);
    padding: 4px;
}

.btn-text-danger:hover {
    color: var(--up-color);
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 10vh;
    z-index: 999;
}

.modal-content {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 90%;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    max-height: 80vh;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.modal-sm {
    max-width: 400px;
}

.modal-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 1.1rem;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
}

.close-btn:hover {
    color: #fff;
}

.modal-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
}

/* Search Results */
.search-box {
    margin-bottom: 12px;
}

.search-box input {
    width: 100%;
    padding: 12px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: #fff;
    font-size: 1rem;
    outline: none;
}

.search-box input:focus {
    border-color: var(--accent);
}

.search-results-wrapper {
    flex: 1;
    overflow-y: auto;
}

.search-results {
    list-style: none;
}

.search-results li {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.search-results li:hover {
    background-color: var(--bg-panel);
}

.search-results li .code {
    color: var(--text-secondary);
    font-family: monospace;
    font-size: 0.9rem;
    margin-right: 8px;
}

/* === 响应式设计 === */

/* 平板端 */
@media (max-width: 1024px) {
    .metrics {
        grid-template-columns: repeat(3, 1fr);
    }

    .fund-table th,
    .fund-table td {
        padding: 10px 12px;
        font-size: 0.85rem;
    }
}

/* 手机端 */
@media (max-width: 768px) {
    /* 容器调整 */
    .app-container {
        padding: 12px;
    }

    /* Dashboard 调整 */
    .dashboard {
        padding: 16px;
        margin-bottom: 16px;
    }

    .header-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .header-top h1 {
        font-size: 1.2rem;
    }

    .actions {
        flex-wrap: wrap;
        width: 100%;
        gap: 8px;
    }

    .update-time {
        display: none;
    }

    .btn {
        flex: 1;
        min-width: 80px;
        padding: 8px 12px;
        font-size: 0.85rem;
    }

    /* 看板指标 - 手机上3列显示 */
    .metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px 12px;
    }

    .metric-label {
        font-size: 0.65rem;
    }

    .metric-value {
        font-size: 1.1rem;
    }

    /* 表格横向滚动 */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .fund-table {
        min-width: 800px;
    }

    .fund-table th,
    .fund-table td {
        padding: 10px 8px;
        font-size: 0.8rem;
        white-space: nowrap;
    }

    /* 模态框调整 */
    .modal-overlay {
        padding: 0;
        align-items: flex-end;
    }

    .modal-content {
        width: 100%;
        max-width: 100%;
        border-radius: 12px 12px 0 0;
        max-height: 90vh;
    }

    .modal-header {
        padding: 12px 16px;
    }

    .modal-header h3 {
        font-size: 1rem;
    }

    .modal-body {
        padding: 16px;
    }

    .modal-footer {
        padding: 12px 16px;
    }

    .form-group label {
        font-size: 0.8rem;
    }

    .form-control {
        padding: 10px;
        font-size: 16px; /* 防止 iOS 自动缩放 */
    }

    .search-results li {
        padding: 14px 12px;
        font-size: 0.9rem;
    }

    .search-results li .code {
        font-size: 0.85rem;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .app-container {
        padding: 8px;
    }

    .dashboard {
        padding: 12px;
    }

    /* 看板指标 - 小屏也保持3列 */
    .metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px 8px;
    }

    .metric-label {
        font-size: 0.6rem;
    }

    .metric-value {
        font-size: 1rem;
    }

    .header-top h1 {
        font-size: 1.1rem;
    }

    .btn-sm {
        font-size: 0.75rem;
        padding: 4px 6px;
    }
}