/* Alpha Arena 完美复刻 - 深色主题 */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    background: #000000;
    color: #ffffff;
    overflow-x: hidden;
}

/* 顶部导航 */
.header {
    background: #000000;
    border-bottom: 1px solid #1a1a1a;
    padding: 20px 0;
    height: 69px; /* 固定高度 */
    box-sizing: border-box;
}

.header-container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo-area {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.2;
    background: linear-gradient(135deg, #00ff88, #00ccff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    white-space: nowrap;
}

.logo-sub {
    font-size: 11px;
    color: #666;
    margin-bottom: 4px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-item {
    color: #999;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 8px 16px;
    transition: color 0.3s;
}

.nav-item:hover, .nav-item.active {
    color: #ffffff;
}

.nav-sep {
    color: #333;
}

.header-right {
    display: none;
}

.ctrl-btn { display: none; }
.ctrl-btn:hover { display: none; }

/* 汉堡菜单按钮 */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 100;
    transition: all 0.3s;
}

.hamburger-btn span {
    width: 100%;
    height: 2px;
    background: #fff;
    border-radius: 1px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger-btn:hover span {
    background: #00ff88;
}

.hamburger-btn.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* 侧边栏覆盖层 */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 侧边栏 */
.sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 350px;
    height: 100vh;
    background: #000000;
    border-left: 1px solid #1a1a1a;
    z-index: 2000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
}

.sidebar.active {
    transform: translateX(0);
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 30px;
    border-bottom: 1px solid #1a1a1a;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ffffff;
    margin: 0;
}

.sidebar-close {
    background: transparent;
    border: none;
    color: #666;
    font-size: 32px;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.sidebar-close:hover {
    color: #ff4444;
    transform: rotate(90deg);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.sidebar-item {
    display: flex;
    align-items: center;
    padding: 18px 30px;
    color: #999;
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}

.sidebar-item:hover {
    background: #0a0a0a;
    color: #ffffff;
    border-left-color: #00ff88;
}

.sidebar-item.active {
    color: #00ff88;
    background: #0a0a0a;
    border-left-color: #00ff88;
}


/* 价格滚动条 */
.ticker-bar {
    background: #0a0a0a;
    border-bottom: 1px solid #1a1a1a;
    padding: 18px 0;
    overflow: hidden;
    height: 67px; /* 固定高度 */
    box-sizing: border-box;
}

.ticker-scroll {
    max-width: 1800px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    gap: 50px;
    height: 100%;
    align-items: center;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 12px;
    white-space: nowrap;
}

.ticker-icon {
    font-size: 20px;
}

.ticker-info {
    display: flex;
    flex-direction: column;
}

.ticker-label {
    font-size: 10px;
    color: #666;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.ticker-price {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    position: relative;
    overflow: hidden;
    display: inline-block;
    min-width: 80px;
}

/* 数字翻滚动画 */
@keyframes flipUp {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(-10px); opacity: 0; }
    51% { transform: translateY(10px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

@keyframes flipDown {
    0% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0; }
    51% { transform: translateY(-10px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

.ticker-price.flip-up {
    animation: flipUp 0.6s ease-out;
}

.ticker-price.flip-down {
    animation: flipDown 0.6s ease-out;
}

/* 价格变动高亮效果 */
.ticker-price.price-flash-up {
    animation: flashGreen 0.6s ease-out;
}

.ticker-price.price-flash-down {
    animation: flashRed 0.6s ease-out;
}

@keyframes flashGreen {
    0% { color: #fff; }
    30% { color: #00ff88; font-size: 16px; }
    100% { color: #fff; font-size: 15px; }
}

@keyframes flashRed {
    0% { color: #fff; }
    30% { color: #ff4444; font-size: 16px; }
    100% { color: #fff; font-size: 15px; }
}

.ticker-change {
    font-size: 13px;
    font-weight: 600;
    margin-left: 8px;
    transition: all 0.3s ease;
}

.ticker-change.positive { color: #00ff88; }
.ticker-change.negative { color: #ff4444; }

/* 主内容区 */
.page-content {
    display: block;
}

.content-wrapper {
    max-width: 1800px;
    margin: 0 auto;
    padding: 30px 40px;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 30px;
}

/* 图表区 */
.chart-section {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 8px;
    padding: 24px;
}

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

.chart-info {
    font-size: 12px;
    color: #666;
}

.info-label {
    color: #666;
}

.info-value {
    color: #fff;
    font-weight: 600;
}

.info-sep {
    color: #333;
}

.chart-controls {
    display: flex;
    gap: 6px;
}

.ctrl-chart {
    background: transparent;
    border: 1px solid #333;
    color: #999;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
}

.ctrl-chart.active {
    background: #fff;
    color: #000;
    border-color: #fff;
}

.ctrl-chart:hover {
    border-color: #666;
}

.chart-title {
    text-align: center;
    font-size: 12px;
    color: #666;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.chart-wrapper {
    height: 480px;
    margin-bottom: 30px;
}

/* AI 模型卡片 */
.model-cards {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 12px;
}

.model-card {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 16px 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.model-card:hover {
    border-color: #00ff88;
    transform: translateY(-2px);
}

.model-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.model-name {
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: 0.3px;
}

.model-value {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.model-change {
    font-size: 12px;
    font-weight: 600;
}

.model-change.positive { color: #00ff88; }
.model-change.negative { color: #ff4444; }

/* 右侧详情区 */
.detail-section {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 8px;
    overflow: hidden;
}

.detail-tabs {
    display: flex;
    border-bottom: 1px solid #1a1a1a;
}

.dtab {
    flex: 1;
    background: transparent;
    border: none;
    color: #666;
    padding: 16px 8px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
    letter-spacing: 0.5px;
}

.dtab.active {
    color: #00ff88;
    background: #0f0f0f;
}

.dtab:hover {
    color: #fff;
}

.detail-content {
    padding: 20px;
}

.detail-pane {
    display: none;
}

.detail-pane.active {
    display: block;
}

/* 筛选行 */
.filter-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #999;
}

select.filter-sel {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: transparent;
    border: 1px solid #333;
    color: #999;
    padding: 6px 24px 6px 10px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s;
    background-image: url("data:image/svg+xml,%3Csvg width='8' height='5' viewBox='0 0 8 5' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L4 4L7 1' stroke='%23666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 8px;
    min-width: 140px;
}

select.filter-sel:hover {
    color: #fff;
    border-color: #555;
}

select.filter-sel:focus {
    outline: none;
    color: #00ff88;
    border-color: #00ff88;
    background-image: url("data:image/svg+xml,%3Csvg width='8' height='5' viewBox='0 0 8 5' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L4 4L7 1' stroke='%2300ff88' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

select.filter-sel option {
    background: #0a0a0a;
    color: #fff;
}

.count-info {
    margin-left: auto;
    color: #666;
    font-size: 10px;
}

/* 交易列表 */
.trade-list, .chat-list {
    max-height: 580px;
    overflow-y: auto;
}

.trade-entry {
    background: #0f0f0f;
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 14px;
    margin-bottom: 10px;
    font-size: 12px;
    transition: border-color 0.3s;
}

.trade-entry:hover {
    border-color: #333;
}

.trade-head {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.trade-model {
    color: #00ccff;
    font-weight: 700;
    font-size: 11px;
}

.trade-time {
    color: #666;
    font-size: 10px;
}

.trade-line {
    color: #ccc;
    font-size: 12px;
    margin-bottom: 10px;
}

.trade-badge {
    background: rgba(0,255,136,0.15);
    color: #00ff88;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 700;
    margin-right: 6px;
}

.trade-badge.short {
    background: rgba(255,68,68,0.15);
    color: #ff4444;
}

.trade-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.trade-field {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.field-label {
    color: #666;
    font-size: 10px;
}

.field-value {
    color: #fff;
    font-weight: 600;
    font-size: 12px;
}

.trade-pnl {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid #1a1a1a;
    font-size: 11px;
    font-weight: 700;
}

.trade-pnl.positive { color: #00ff88; }
.trade-pnl.negative { color: #ff4444; }

/* 聊天消息 */
.chat-entry {
    background: #0f0f0f;
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 14px;
    margin-bottom: 10px;
    cursor: pointer;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.chat-model {
    color: #00ccff;
    font-weight: 700;
    font-size: 11px;
}

.chat-time {
    color: #666;
    font-size: 10px;
}

.chat-body {
    color: #ccc;
    font-size: 12px;
    line-height: 1.6;
    margin-bottom: 8px;
}

.chat-stats {
    padding-top: 8px;
    border-top: 1px solid #1a1a1a;
    font-size: 11px;
    color: #666;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #666;
    font-size: 13px;
}

/* LEADERBOARD 页面 */
.lb-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 30px 40px;
}

.page-heading {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

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

.lb-tab-btn {
    background: #0a0a0a;
    border: 1px solid #333;
    color: #999;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
}

.lb-tab-btn.active {
    color: #fff;
    border-color: #fff;
}

.table-wrap {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 8px;
    overflow-x: auto;
}

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

.lb-table thead th {
    background: #000;
    color: #666;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.5px;
    padding: 14px;
    text-align: left;
    border-bottom: 1px solid #1a1a1a;
}

.lb-table tbody td {
    padding: 14px;
    font-size: 12px;
    color: #fff;
    border-bottom: 1px solid #1a1a1a;
}

.lb-table tbody tr:hover {
    background: #0f0f0f;
}

.lb-note {
    margin-top: 16px;
    font-size: 11px;
    color: #666;
    line-height: 1.6;
}

/* MODELS 页面 */
.models-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 30px 40px;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.model-card-full {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 8px;
    padding: 24px;
}

.model-card-full h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 12px;
}

.model-card-full p {
    color: #999;
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 8px;
}

/* README 文本 */
.readme-text {
    color: #ccc;
    line-height: 1.8;
}

.readme-text h3 {
    color: #fff;
    font-size: 18px;
    margin-bottom: 12px;
}

.readme-text h4 {
    color: #fff;
    font-size: 14px;
    margin-top: 20px;
    margin-bottom: 8px;
}

.readme-text p {
    color: #999;
    margin-bottom: 12px;
}

.readme-text ul {
    list-style: none;
    padding-left: 0;
}

.readme-text li {
    color: #999;
    padding: 4px 0;
    padding-left: 16px;
    position: relative;
}

.readme-text li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #00ff88;
}

/* 持仓列表 */
#positionsList {
    color: #ccc;
}

.position-item {
    background: #0f0f0f;
    border: 1px solid #1a1a1a;
    border-radius: 6px;
    padding: 14px;
    margin-bottom: 10px;
}

/* 持仓卡片（Alpha Arena 风格） */
.pos-card {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    width: 100%;
}

.pos-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.pos-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pos-name {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}

.pos-sub {
    color: #666;
    font-size: 11px;
    letter-spacing: .5px;
    text-transform: uppercase;
}

.pos-pnl {
    font-size: 13px;
    font-weight: 700;
}

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

.pos-table thead th {
    background: #000;
    color: #666;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .5px;
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid #1a1a1a;
}

.pos-table tbody td {
    padding: 14px 12px;
    font-size: 13px;
    border-bottom: 1px solid #1a1a1a;
}

.pos-table tbody td:nth-child(4), .pos-table tbody td:nth-child(5) { 
    min-width: 120px; 
}

.pos-table tbody td:nth-child(6) { 
    min-width: 100px; 
}

.coin-cell { display: flex; align-items: center; gap: 8px; }
.coin-cell img { border-radius: 50%; }

.btn-view {
    background: transparent;
    border: 1px solid #333;
    color: #999;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 10px;
    cursor: pointer;
}

.pos-side-label { font-weight: 700; font-size: 12px; }
.pos-side-label.long { color: #00ff88; }
.pos-side-label.short { color: #ff4444; }

/* 工具类 */
.positive { color: #00ff88 !important; }
.negative { color: #ff4444 !important; }

/* Drawer */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(2px); z-index: 2000; }
.drawer { position: fixed; top:0; right:0; height:100vh; width:420px; background:#0a0a0a; border-left:1px solid #1a1a1a; z-index:2001; display:flex; flex-direction:column; }
.drawer-header{ padding:14px 16px; border-bottom:1px solid #1a1a1a; color:#fff; font-weight:800; display:flex; justify-content:space-between; align-items:center; }
.drawer-close{ background:transparent; border:none; color:#999; font-size:20px; cursor:pointer; }
.drawer-content{ padding:16px; color:#ccc; font-size:13px; overflow:auto; }
.hidden{ display:none; }

/* 滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #0a0a0a;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* 响应式 */
@media (max-width: 1400px) {
    .content-wrapper {
        grid-template-columns: 1fr 380px;
    }
    .model-cards {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1200px) {
    .content-wrapper {
        grid-template-columns: 1fr;
    }
    .model-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        max-width: 320px;
    }
    
    .header-container {
        padding: 0 20px !important;
    }
    
    .content-wrapper {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .sidebar {
        width: 85%;
    }
    
    .sidebar-item {
        padding: 16px 20px;
        font-size: 14px;
    }
    
    .sidebar-icon {
        font-size: 18px;
    }
}