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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: #0D1B36;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 107, 0, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 119, 198, 0.15) 0%, transparent 50%);
    background-attachment: fixed;
    overflow-x: hidden;
}

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 玻璃态面板 */
.glass-panel {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.glass-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.glass-panel:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 107, 0, 0.3);
}

/* 顶部导航 */
.header-terminal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 27, 54, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 0, 0.2);
    padding: 12px 0;
}

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

/* 实时行情 */
.market-ticker {
    display: flex;
    gap: 24px;
    align-items: center;
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.ticker-item .symbol {
    font-weight: 600;
    color: #ffffff;
}

.ticker-item .price {
    font-family: 'Courier New', monospace;
    font-weight: 500;
}

.ticker-item .change {
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
}

.ticker-item .change.positive {
    color: #00ff88;
    background: rgba(0, 255, 136, 0.1);
}

.ticker-item .change.negative {
    color: #ff4757;
    background: rgba(255, 71, 87, 0.1);
}

/* 品牌区域 */
.brand-section {
    flex: 1;
    text-align: center;
}

.brand-title {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 实时统计 */
.live-stats {
    display: flex;
    gap: 20px;
    align-items: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
}

.stat-item .label {
    color: #a0a0a0;
}

.stat-item .value {
    font-weight: 600;
    color: #ffffff;
    font-family: 'Courier New', monospace;
}

/* 功能磁贴 */
.function-tiles {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.tile {
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tile:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.3);
    transform: translateY(-1px);
}

.tile.pulse-effect {
    animation: pulse 2s infinite;
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    color: #ffffff;
    font-weight: 600;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(255, 107, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 107, 0, 0); }
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 20px;
    height: 2px;
    background: #ffffff;
    transition: all 0.3s ease;
}

/* 主内容区域 */
.main-content {
    margin-top: 120px;
    padding: 40px 0;
}

/* 首屏仪表盘 */
.hero-dashboard {
    padding: 60px 0;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 3fr 1.5fr 1fr;
    gap: 24px;
    align-items: start;
}

/* 主功能面板 */
.main-panel {
    min-height: 500px;
}

.trading-hall-3d {
    padding: 40px;
    text-align: center;
}

.hall-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #ffffff, #FF6B00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hall-subtitle {
    font-size: 18px;
    color: #a0a0a0;
    margin-bottom: 40px;
}

.trading-pair-display {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 24px;
    margin-top: 30px;
}

.pair-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pair-name {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
}

.pair-price {
    font-size: 24px;
    font-weight: 700;
    color: #00ff88;
    font-family: 'Courier New', monospace;
}

.orderbook-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.orderbook-side {
    padding: 12px;
    border-radius: 8px;
}

.buy-side {
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.sell-side {
    background: rgba(255, 71, 87, 0.05);
    border: 1px solid rgba(255, 71, 87, 0.2);
}

.order-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
    font-family: 'Courier New', monospace;
}

.buy-side .order-row .price {
    color: #00ff88;
}

.sell-side .order-row .price {
    color: #ff4757;
}

.order-row .amount {
    color: #a0a0a0;
}

/* 数据侧栏 */
.data-sidebar {
    min-height: 500px;
}

.sidebar-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 24px;
    color: #ffffff;
}

.data-sidebar h4 {
    font-size: 14px;
    font-weight: 600;
    color: #a0a0a0;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 热门币种 */
.top-coins {
    margin-bottom: 32px;
}

.coin-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.coin-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    font-size: 14px;
}

.coin-symbol {
    font-weight: 600;
    color: #ffffff;
}

.coin-change.positive {
    color: #00ff88;
}

.coin-change.negative {
    color: #ff4757;
}

/* 多空比 */
.long-short-ratio {
    margin-bottom: 32px;
}

.ratio-display {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 16px;
}

.ratio-bar {
    display: flex;
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}

.long-bar {
    background: #00ff88;
}

.short-bar {
    background: #ff4757;
}

.ratio-labels {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
}

.long-label {
    color: #00ff88;
}

.short-label {
    color: #ff4757;
}

/* 恐惧贪婪指数 */
.fear-greed-index {
    margin-bottom: 24px;
}

.index-gauge {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}

.gauge-value {
    font-size: 32px;
    font-weight: 700;
    color: #FF6B00;
    margin-bottom: 4px;
}

.gauge-label {
    font-size: 14px;
    color: #a0a0a0;
}

/* 行动侧栏 */
.action-sidebar {
    min-height: 500px;
    text-align: center;
}

.cta-section {
    display: flex;
    flex-direction: column;
    gap: 24px;
    height: 100%;
}

.primary-cta {
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    border: none;
    border-radius: 12px;
    padding: 16px 24px;
    color: #ffffff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.primary-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.primary-cta:hover::before {
    left: 100%;
}

.primary-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 107, 0, 0.3);
}

.cta-text {
    display: block;
    font-size: 18px;
    margin-bottom: 4px;
}

.cta-bonus {
    display: block;
    font-size: 14px;
    opacity: 0.9;
}

/* 下载徽章 */
.download-badges {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.download-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.download-badge:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.3);
    transform: translateX(2px);
}

.download-badge img {
    width: 24px;
    height: 24px;
}

/* 在线交易员 */
.online-traders {
    padding: 16px;
    background: rgba(0, 255, 136, 0.05);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 8px;
    margin-top: auto;
}

.traders-count .count {
    font-size: 24px;
    font-weight: 700;
    color: #00ff88;
    display: block;
}

.traders-count .label {
    font-size: 12px;
    color: #a0a0a0;
}

/* 优势区域 */
.advantages-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0D1B36 0%, #1A2B4D 100%);
    position: relative;
    overflow: hidden;
}

.advantages-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 107, 0, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.section-description {
    text-align: center;
    font-size: 1.1rem;
    color: #B8C7E0;
    max-width: 900px;
    margin: 0 auto 50px;
    line-height: 1.6;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
    /* 确保瀑布流布局稳定 */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.advantage-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    /* 防止transform导致的布局问题 */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 107, 0, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.advantage-card:hover::before {
    opacity: 1;
}

.advantage-card:hover {
    transform: translateY(-10px) translateZ(0);
    border-color: rgba(255, 107, 0, 0.3);
    box-shadow: 0 20px 40px rgba(255, 107, 0, 0.1);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: rgba(255, 107, 0, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon img {
    width: 40px;
    height: 40px;
}

.card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 20px;
}

.card-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 20px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #FF6B00;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.9rem;
    color: #B8C7E0;
}

.card-description {
    color: #B8C7E0;
    line-height: 1.6;
    margin-bottom: 20px;
}

.card-highlight {
    background: rgba(255, 107, 0, 0.1);
    color: #FF6B00;
    padding: 8px 16px;
    border-radius: 20px;
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

/* 个性化功能区域 */
.personalized-section {
    padding: 80px 0;
}

.user-selector {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
}

.selector-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 12px 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.selector-option:hover {
    background: rgba(255, 107, 0, 0.1);
}

.selector-option input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: #FF6B00;
}

.selector-option input[type="radio"]:checked + .option-text {
    color: #FF6B00;
    font-weight: 600;
}

.option-text {
    font-size: 16px;
    color: #ffffff;
    transition: all 0.3s ease;
}

.feature-panels {
    position: relative;
    min-height: 400px;
}

.feature-panel {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.feature-panel.active {
    opacity: 1;
    visibility: visible;
}

.panel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    /* 确保功能面板网格稳定 */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.feature-item {
    text-align: center;
    padding: 40px 24px;
    /* 防止transform导致的布局问题 */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
}

.feature-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.feature-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: #ffffff;
}

.feature-item p {
    color: #a0a0a0;
    line-height: 1.6;
    margin-bottom: 20px;
}

.feature-link {
    display: inline-block;
    padding: 10px 20px;
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.feature-link:hover {
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 8px 16px rgba(255, 107, 0, 0.3);
}

/* 平台介绍区域 */
.platform-intro-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #1A2B4D 0%, #0D1B36 100%);
}

.intro-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

.intro-main {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
}

.intro-title {
    font-size: 2rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 30px;
    text-align: center;
}

.intro-text p {
    color: #B8C7E0;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1rem;
}

.intro-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.highlight-item {
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.highlight-item h4 {
    color: #FF6B00;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.highlight-item p {
    color: #B8C7E0;
    font-size: 0.9rem;
    line-height: 1.5;
}

.regulatory-info {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
}

.regulatory-info h3 {
    color: #FFFFFF;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 25px;
    text-align: center;
}

.regulatory-badges {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.regulatory-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.regulatory-item img {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.regulatory-details h4 {
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.regulatory-details p {
    color: #B8C7E0;
    font-size: 0.85rem;
    line-height: 1.4;
}

/* APP下载区域 */
.app-download-section {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.02);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

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

.device-showcase {
    position: relative;
    display: inline-block;
}

.phone-container {
    position: relative;
    display: inline-block;
}

.phone-frame {
    width: 250px;
    height: 500px;
    background: #1a1a1a;
    border-radius: 25px;
    padding: 20px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #0D1B36;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}

.app-interface {
    position: relative;
    width: 100%;
    height: 100%;
}

.interface-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 20px;
    transition: all 0.3s ease;
}

.trading-interface {
    background: linear-gradient(135deg, #0D1B36, #1a2f4a);
    z-index: 3;
}

.wallet-interface {
    background: linear-gradient(135deg, #1a2f4a, #0D1B36);
    z-index: 2;
    transform: translateX(100%);
}

.nft-interface {
    background: linear-gradient(135deg, #2a1f3d, #0D1B36);
    z-index: 1;
    transform: translateX(200%);
}

.mock-chart,
.mock-orderbook,
.mock-balance,
.mock-assets,
.mock-nft-grid {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    margin-bottom: 10px;
}

.mock-chart {
    height: 120px;
    background: linear-gradient(45deg, #00ff88, #0088ff);
    opacity: 0.3;
}

.mock-orderbook {
    height: 80px;
}

.mock-balance {
    height: 60px;
}

.mock-assets {
    height: 100px;
}

.mock-nft-grid {
    height: 140px;
    background: linear-gradient(45deg, #ff6b00, #ff8533);
    opacity: 0.3;
}

.platform-label {
    margin-top: 20px;
    font-size: 14px;
    color: #a0a0a0;
    text-align: center;
}

.download-options h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 30px;
    color: #ffffff;
}

.platform-buttons {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.platform-btn {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.platform-btn:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.3);
    transform: translateX(5px);
}

.platform-btn img {
    width: 48px;
    height: 48px;
}

.btn-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.btn-content p {
    font-size: 14px;
    color: #a0a0a0;
}

.qr-download {
    text-align: center;
    margin-bottom: 30px;
}

.qr-section {
    display: inline-block;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
}

.qr-code {
    width: 120px;
    height: 120px;
    margin-bottom: 12px;
}

.qr-section p {
    font-size: 14px;
    color: #a0a0a0;
}

.download-features {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #a0a0a0;
}

.feature img {
    width: 16px;
    height: 16px;
}

/* 信任时间轴 */
.trust-timeline {
    padding: 80px 0;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto 60px;
    /* 确保时间轴稳定 */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, #FF6B00, #ff8533);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
}

.timeline-item:nth-child(odd) {
    text-align: right;
    padding-right: 60px;
}

.timeline-item:nth-child(even) {
    text-align: left;
    padding-left: 60px;
}

.timeline-year {
    display: inline-block;
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-year::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -15px;
    width: 0;
    height: 0;
    border-left: 10px solid #FF6B00;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    transform: translateY(-50%);
}

.timeline-item:nth-child(even) .timeline-year::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -15px;
    width: 0;
    height: 0;
    border-right: 10px solid #FF6B00;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    transform: translateY(-50%);
}

.timeline-content {
    max-width: 300px;
    margin: 0 auto;
    /* 防止transform导致的布局问题 */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #ffffff;
}

.timeline-content p {
    color: #a0a0a0;
    line-height: 1.6;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.badge-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 107, 0, 0.1);
}

.badge-item img {
    width: 60px;
    height: 60px;
}

.badge-item span {
    font-size: 14px;
    color: #a0a0a0;
    text-align: center;
}

/* 用户评价 */
.testimonials-section {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.02);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
    /* 确保用户评价网格稳定 */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    /* 防止transform导致的布局问题 */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
}

.testimonial-card:hover {
    transform: translateY(-5px) translateZ(0);
    box-shadow: 0 15px 30px rgba(255, 107, 0, 0.1);
}

.user-avatar {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    padding: 4px;
}

.user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
}

.user-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
    color: #ffffff;
}

.user-role {
    color: #FF6B00;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.testimonial-text {
    color: #a0a0a0;
    line-height: 1.6;
    margin-bottom: 20px;
    font-style: italic;
}

.rating {
    color: #FFD700;
    font-size: 16px;
}

/* 友情链接 */
.partners-section {
    padding: 60px 0;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 40px;
    /* 确保友情链接网格稳定 */
    will-change: auto;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.partner-link {
    display: block;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #ffffff;
    text-decoration: none;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    /* 防止transform导致的布局问题 */
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
}

.partner-link:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.3);
    transform: translateY(-2px) translateZ(0);
}

/* 底部行动栏 */
.bottom-cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(13, 27, 54, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 107, 0, 0.2);
    padding: 16px 0;
    z-index: 1000;
    transition: transform 0.3s ease;
}

/* 隐藏底部行动栏的选项 */
.bottom-cta-bar.hidden {
    transform: translateY(100%);
}

.cta-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.progress-indicator {
    flex: 1;
    max-width: 300px;
}

.progress-text {
    display: block;
    font-size: 14px;
    color: #a0a0a0;
    margin-bottom: 8px;
}

.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #FF6B00, #ff8533);
    width: 0%;
    border-radius: 2px;
    animation: progressFill 60s linear infinite;
}

@keyframes progressFill {
    0% { width: 0%; }
    100% { width: 100%; }
}

.cta-buttons {
    display: flex;
    gap: 16px;
}

.quick-register-btn,
.skip-tutorial-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-register-btn {
    background: linear-gradient(135deg, #FF6B00, #ff8533);
    color: #ffffff;
}

.quick-register-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(255, 107, 0, 0.3);
}

.skip-tutorial-btn {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.skip-tutorial-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* 页脚 */
.footer {
    background: rgba(0, 0, 0, 0.2);
    padding: 60px 0 120px; /* 增加底部padding为底部行动栏留出空间 */
    margin-top: 80px;
    position: relative;
    z-index: 1; /* 确保页脚在底部行动栏下方 */
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ffffff;
}

.footer-section p {
    color: #a0a0a0;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #a0a0a0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #FF6B00;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
    gap: 20px;
}

.compliance-info {
    flex: 1;
    min-width: 300px;
}

.license-badges {
    display: flex;
    gap: 20px;
    align-items: center;
    margin-bottom: 10px;
}

.license-badges img {
    height: 40px;
    width: auto;
}

.copyright {
    font-size: 14px;
    color: #a0a0a0;
    flex: 1;
    min-width: 300px;
    text-align: right;
}

.copyright a {
    color: #a0a0a0;
    text-decoration: none;
}

.copyright a:hover {
    color: #FF6B00;
}

/* 计数器动画 */
.counter {
    display: inline-block;
    font-variant-numeric: tabular-nums;
}

/* 动画效果 */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

.animate-slide-up {
    animation: slideInUp 0.6s ease-out;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease-out;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease-out;
}

/* 过渡效果 */
* {
    transition: all 0.3s ease;
}

button, 
.tile, 
.download-badge, 
.platform-btn, 
.feature-link, 
.partner-link {
    transition: all 0.3s ease;
}

/* 焦点样式 */
button:focus,
a:focus,
input:focus {
    outline: 2px solid #FF6B00;
    outline-offset: 2px;
}

/* 选择样式 */
::selection {
    background: rgba(255, 107, 0, 0.3);
    color: #ffffff;
}

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

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 107, 0, 0.5);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 107, 0, 0.7);
} 

/* 常见问题区域 */
.faq-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0D1B36 0%, #1A2B4D 100%);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.faq-item {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 25px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 107, 0, 0.3);
    box-shadow: 0 15px 30px rgba(255, 107, 0, 0.1);
}

.faq-question {
    color: #FFFFFF;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.faq-answer {
    color: #B8C7E0;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 页脚增强 */
.footer-stats {
    display: flex;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

.footer-stats span {
    background: rgba(255, 107, 0, 0.1);
    color: #FF6B00;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(255, 107, 0, 0.2);
}

.footer-downloads {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 15px;
}

.footer-download-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #B8C7E0;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-download-btn:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.3);
    color: #FF6B00;
}

.footer-download-btn img {
    width: 20px;
    height: 20px;
}

.download-note {
    font-size: 0.8rem;
    color: #7A8599;
    line-height: 1.4;
    margin-top: 10px;
}

.compliance-text {
    color: #B8C7E0;
    font-size: 0.9rem;
    line-height: 1.4;
    margin-top: 15px;
}

.footer-keywords {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    margin-top: 20px;
}

.keywords-note {
    color: #7A8599;
    font-size: 0.85rem;
    line-height: 1.4;
}

.keywords-note a {
    color: #B8C7E0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.keywords-note a:hover {
    color: #FF6B00;
}

.risk-warning {
    color: #7A8599;
    font-size: 0.8rem;
    line-height: 1.4;
    margin-top: 15px;
    padding: 15px;
    background: rgba(255, 107, 0, 0.05);
    border-radius: 10px;
    border: 1px solid rgba(255, 107, 0, 0.1);
}

/* 响应式适配 */
@media (max-width: 768px) {
    .intro-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .intro-highlights {
        grid-template-columns: 1fr;
    }
    
    .regulatory-badges {
        gap: 15px;
    }
    
    .regulatory-item {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .user-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-stats {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .card-stats {
        flex-direction: column;
        gap: 15px;
    }
    
    .user-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}