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

:root {
    /* 颜色变量 - 仿照 nof1.ai */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-card: rgba(20, 20, 20, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
    
    /* 字体 */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* ==================== 导航栏 ==================== */
.navbar {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 20px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-glass);
}

.nav-link.active {
    color: var(--text-primary);
    background: var(--gradient-primary);
}

.logo {
    font-size: 24px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo .accent {
    font-weight: 400;
}

.lang-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.lang-toggle:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* ==================== 主要内容 ==================== */
.main-content {
    padding: 40px 0;
    min-height: calc(100vh - 200px);
}

/* Hero区域 */
.hero {
    text-align: center;
    margin-bottom: 60px;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}

/* ==================== AI对比卡片 ==================== */
.ai-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.ai-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    transition: all 0.3s ease;
}

.ai-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.ai-card[data-ai="deepseek"] {
    border-top: 3px solid var(--accent-primary);
}

.ai-card[data-ai="qwen3"] {
    border-top: 3px solid var(--accent-secondary);
}

.ai-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.ai-name {
    display: flex;
    align-items: center;
    gap: 15px;
}

.ai-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

.deepseek-icon {
    background: var(--gradient-primary);
}

.qwen-icon {
    background: var(--gradient-success);
}

.ai-name h3 {
    font-size: 24px;
    font-weight: 600;
}

.ai-status {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 2s infinite;
}

.status-dot.connected {
    background: var(--success);
    animation: pulse 2s infinite;
}

.status-dot.disconnected {
    background: var(--danger);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* AI统计数据 */
.ai-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 25px;
}

.stat-item {
    background: var(--bg-glass);
    padding: 15px;
    border-radius: 12px;
    text-align: center;
}

.stat-item.highlight {
    background: var(--gradient-primary);
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
}

.stat-item.highlight .stat-label {
    color: rgba(255, 255, 255, 0.9);
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
}

.pnl-value.positive {
    color: var(--success);
}

.pnl-value.negative {
    color: var(--danger);
}

.roi-value.positive {
    color: var(--success);
}

.roi-value.negative {
    color: var(--danger);
}

/* 持仓信息 */
.ai-position {
    background: var(--bg-glass);
    padding: 20px;
    border-radius: 12px;
}

.ai-position h4 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 15px;
    text-transform: uppercase;
}

.position-info {
    color: var(--text-primary);
}

.no-position {
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
}

.position-detail {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.position-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
}

.position-row span:first-child {
    color: var(--text-secondary);
}

/* 未实现盈亏颜色高亮 */
.position-row span.positive {
    color: var(--success);
    font-weight: 600;
}

.position-row span.negative {
    color: var(--danger);
    font-weight: 600;
}

.position-side.long {
    color: var(--success);
    font-weight: 600;
}

.position-side.short {
    color: var(--danger);
    font-weight: 600;
}

/* 爆仓距离颜色 */
.liquidation-distance {
    font-weight: 600;
}

.liquidation-distance.safe {
    color: var(--success);
}

.liquidation-distance.warning {
    color: var(--warning);
}

.liquidation-distance.danger {
    color: var(--danger);
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ==================== 市场数据 ==================== */
.market-section {
    margin-bottom: 60px;
}

.section-title {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 20px;
}

.market-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.market-item {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.market-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.market-value {
    font-size: 24px;
    font-weight: 700;
}

.market-value.positive {
    color: var(--success);
}

.market-value.negative {
    color: var(--danger);
}

/* ==================== 图表区域 ==================== */
.chart-section {
    margin-bottom: 60px;
}

.chart-container {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    height: 400px;
}

/* ==================== 交易历史 ==================== */
.history-section {
    margin-bottom: 60px;
}

.history-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: var(--bg-secondary);
}

.tab-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
}

.history-table-wrapper {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
}

.history-table {
    width: 100%;
    border-collapse: collapse;
}

.history-table thead {
    background: var(--bg-glass);
}

.history-table th {
    padding: 15px;
    text-align: left;
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
}

.history-table td {
    padding: 15px;
    border-top: 1px solid var(--border-color);
}

.history-table tbody tr {
    transition: background 0.3s ease;
}

.history-table tbody tr:hover {
    background: var(--bg-glass);
}

/* 交易记录双行布局 */
.trade-main-row td {
    border-bottom: none !important;
}

.trade-reason-row {
    border-top: none !important;
}

.trade-reason-row td {
    padding-top: 0 !important;
    padding-bottom: 15px !important;
    border-bottom: 2px solid var(--border-color) !important;
}

.trade-reason-row:hover {
    background: transparent !important;
}

/* 理由单元格样式 */
.reason-cell {
    padding: 12px 20px !important;
    font-size: 14px;
    line-height: 1.8;
    background: rgba(99, 102, 241, 0.08);
    border-radius: 8px;
}

/* 奇偶行不同背景色 */
.trade-main-row:nth-child(4n+1) + .trade-reason-row .reason-cell {
    background: rgba(139, 92, 246, 0.08);  /* 紫色 */
}

.trade-main-row:nth-child(4n+3) + .trade-reason-row .reason-cell {
    background: rgba(59, 130, 246, 0.08);  /* 蓝色 */
}

.reason-label {
    font-weight: 700;
    color: var(--text-primary);
    margin-right: 10px;
    font-size: 14px;
}

.reason-text {
    color: var(--text-primary);
    opacity: 0.9;
    font-size: 14px;
}

/* 交易历史表格中的盈亏颜色 */
.history-table td.positive {
    color: var(--success);
    font-weight: 600;
}

.history-table td.negative {
    color: var(--danger);
    font-weight: 600;
}

.no-data {
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
    padding: 40px !important;
}

.action-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
}

.action-badge.open {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.action-badge.close {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.action-badge.add {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.side-badge {
    font-weight: 600;
}

.side-badge.long {
    color: var(--success);
}

.side-badge.short {
    color: var(--danger);
}

/* ==================== 页脚 ==================== */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    text-align: center;
    color: var(--text-secondary);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1200px) {
    .ai-comparison {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }
    
    .ai-stats {
        grid-template-columns: 1fr;
    }
    
    .market-card {
        grid-template-columns: 1fr;
    }
    
    .history-table-wrapper {
        overflow-x: auto;
    }
    
    .history-table {
        min-width: 800px;
    }
}

/* ==================== 加载动画 ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.ai-card,
.market-card,
.chart-container,
.history-table-wrapper {
    animation: fadeIn 0.6s ease-out;
}

/* ==================== 排行榜页面样式 ==================== */
.leaderboard-section {
    margin-bottom: 60px;
}

.leaderboard-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
}

.leaderboard-table thead {
    background: var(--bg-glass);
}

.leaderboard-table th {
    padding: 20px 15px;
    text-align: left;
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 600;
}

.leaderboard-table td {
    padding: 20px 15px;
    border-top: 1px solid var(--border-color);
}

.leaderboard-row {
    transition: all 0.3s ease;
}

.leaderboard-row:hover {
    background: var(--bg-glass);
}

.leaderboard-row.rank-first {
    background: rgba(99, 102, 241, 0.05);
}

.rank-cell {
    font-size: 24px;
    font-weight: 700;
    text-align: center;
    width: 80px;
}

.model-cell {
    min-width: 150px;
}

.model-info-cell {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ai-icon-small {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.model-name-link {
    font-weight: 600;
    font-size: 16px;
}

.balance-cell {
    font-weight: 700;
    font-size: 18px;
}

.pnl-cell, .roi-cell {
    font-weight: 700;
}

.view-btn {
    background: var(--gradient-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    display: inline-block;
    transition: all 0.3s ease;
}

.view-btn:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.loading {
    text-align: center;
    padding: 40px !important;
    color: var(--text-secondary);
}

/* 统计卡片 */
.stats-section {
    margin-bottom: 60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2);
}

.stat-icon {
    font-size: 40px;
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.stat-number {
    font-size: 24px;
    font-weight: 700;
}

.stat-number.positive {
    color: var(--success);
}

.stat-number.negative {
    color: var(--danger);
}

/* 最新交易 */
.recent-trades-section {
    margin-bottom: 60px;
}

.recent-trades-list {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 20px;
}

.recent-trade-item {
    display: grid;
    grid-template-columns: 120px 100px 120px 120px 120px;
    gap: 15px;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
}

.recent-trade-item:last-child {
    border-bottom: none;
}

.trade-time {
    color: var(--text-secondary);
    font-size: 14px;
}

.trade-ai {
    font-weight: 600;
}

.trade-price {
    font-family: monospace;
}

.trade-pnl {
    font-weight: 700;
}

/* ==================== 模型详情页样式 ==================== */
.breadcrumb {
    margin-bottom: 20px;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 16px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.back-link:hover {
    color: var(--text-primary);
    background: var(--bg-glass);
}

.model-header {
    margin-bottom: 60px;
}

.model-header-content {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    gap: 30px;
    align-items: center;
}

.model-icon-large {
    width: 100px;
    height: 100px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 36px;
}

.model-info {
    flex: 1;
}

.model-name {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 10px;
}

.model-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.model-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: var(--bg-glass);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* 性能概览 */
.performance-overview {
    margin-bottom: 60px;
}

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

.perf-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 25px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.perf-card.highlight {
    background: var(--gradient-primary);
    border-color: transparent;
}

.perf-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.perf-card.highlight .perf-label {
    color: rgba(255, 255, 255, 0.9);
}

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

/* 当前持仓 */
.current-position-section {
    margin-bottom: 60px;
}

.position-card-large {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
}

.position-detail-large {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.position-row-large {
    display: flex;
    justify-content: space-between;
    padding: 15px;
    background: var(--bg-glass);
    border-radius: 12px;
}

.position-row-large.highlight {
    background: var(--gradient-primary);
}

.position-row-large span:first-child {
    color: var(--text-secondary);
}

.position-row-large.highlight span:first-child {
    color: rgba(255, 255, 255, 0.9);
}

.position-row-large span:last-child {
    font-weight: 700;
}

/* 策略信息 */
.strategy-section {
    margin-bottom: 60px;
}

.strategy-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
}

.strategy-card h4 {
    color: var(--text-primary);
    margin-top: 20px;
    margin-bottom: 15px;
    font-size: 18px;
}

.strategy-card h4:first-child {
    margin-top: 0;
}

.strategy-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.strategy-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.strategy-features li {
    color: var(--text-secondary);
    padding: 10px 0;
    line-height: 1.6;
}

/* ==================== Toast 通知 ==================== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.toast {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: slideIn 0.3s ease-out;
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
}

.toast-success::before {
    background: var(--success);
}

.toast-error::before {
    background: var(--danger);
}

.toast-warning::before {
    background: var(--warning);
}

.toast-info::before {
    background: var(--accent-primary);
}

.toast-ai-decision::before {
    background: var(--gradient-primary);
}

.toast-icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
    color: var(--text-primary);
}

.toast-message {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 4px;
}

.toast-message strong {
    color: var(--accent-primary);
    font-weight: 600;
}

.toast-reason {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.toast-close:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

@keyframes slideIn {
    from {
        transform: translateX(120%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(120%);
        opacity: 0;
    }
}

.toast.removing {
    animation: slideOut 0.3s ease-out forwards;
}

.toast-show {
    opacity: 1;
    transform: translateX(0);
}

.toast-hide {
    animation: slideOut 0.3s ease-out forwards;
}

/* 状态指示点 */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    display: inline-block;
    margin-right: 6px;
    animation: pulse 2s infinite;
}

.status-dot.connected {
    background: var(--success);
}

.status-dot.disconnected {
    background: var(--danger);
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ==================== AI 决策历史 ==================== */
.reasoning-section {
    margin-top: 40px;
}

.reasoning-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.reasoning-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
}

.reasoning-item:hover {
    border-color: var(--accent-primary);
    transform: translateX(5px);
}

.reasoning-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.reasoning-action {
    font-size: 14px;
    padding: 4px 12px;
}

.reasoning-time {
    color: var(--text-secondary);
    font-size: 13px;
}

.reasoning-content {
    padding-left: 8px;
}

.reasoning-text {
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* ==================== 响应式设计 ==================== */

/* 导出按钮 */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.export-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient-primary);
    color: var(--text-primary);
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
}

.export-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}

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

@media (max-width: 1024px) {
    .container {
        padding: 0 16px;
    }
    
    .ai-comparison {
        grid-template-columns: 1fr;
    }
    
    .performance-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .ai-comparison {
        gap: 20px;
    }
    
    .ai-card {
        padding: 20px;
    }
    
    .ai-stats {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .market-card {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .performance-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .chart-container {
        height: 250px;
    }
    
    .history-table-wrapper {
        overflow-x: auto;
    }
    
    .history-table {
        font-size: 13px;
    }
    
    .history-table th,
    .history-table td {
        padding: 10px 8px;
    }
    
    .toast-container {
        top: 60px;
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .toast {
        padding: 12px 16px;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        flex-wrap: wrap;
    }
    
    .logo {
        font-size: 20px;
    }
    
    .nav-menu {
        gap: 10px;
    }
    
    .nav-link {
        padding: 6px 12px;
        font-size: 14px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .market-card {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .ai-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .position-detail {
        font-size: 13px;
    }
    
    .history-tabs {
        gap: 8px;
    }
    
    .tab-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .recent-trade-item {
        font-size: 13px;
        padding: 12px;
    }
}