@font-face {
        font-family: 'MiSans';
        src: url('/static/others/mi-sans/MiSans-Medium.ttf') format('truetype');
        font-weight: 500;
        font-style: normal;
      }

      @font-face {
        font-family: 'MiSans';
        src: url('/static/others/mi-sans/MiSans-Bold.ttf') format('truetype');
        font-weight: 700;
        font-style: normal;
      }

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

      body {
        font-family: 'MiSans', -apple-system, BlinkMacSystemFont, "Segoe UI",
          "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        background: linear-gradient(180deg, #f0f7ff 0%, #e8f4ff 100%);
        min-height: 100vh;
        overflow-x: hidden;
      }

      /* 动画关键帧定义 */
      @keyframes fadeInUp {
        from {
          opacity: 0;
          transform: translateY(30px);
        }
        to {
          opacity: 1;
          transform: translateY(0);
        }
      }

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

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

      @keyframes float {
        0%,
        100% {
          transform: translateY(0);
        }
        50% {
          transform: translateY(-10px);
        }
      }

      @keyframes pulse {
        0%,
        100% {
          transform: scale(1);
        }
        50% {
          transform: scale(1.05);
        }
      }

      @keyframes drawLine {
        from {
          stroke-dashoffset: 1000;
        }
        to {
          stroke-dashoffset: 0;
        }
      }

      @keyframes countUp {
        from {
          opacity: 0;
        }
        to {
          opacity: 1;
        }
      }

      @keyframes shimmer {
        0% {
          background-position: -200% 0;
        }
        100% {
          background-position: 200% 0;
        }
      }

      @keyframes rotateIn {
        from {
          opacity: 0;
          transform: rotate(-10deg) scale(0.9);
        }
        to {
          opacity: 1;
          transform: rotate(0) scale(1);
        }
      }

      @keyframes bounceIn {
        0% {
          opacity: 0;
          transform: scale(0.3);
        }
        50% {
          transform: scale(1.05);
        }
        70% {
          transform: scale(0.9);
        }
        100% {
          opacity: 1;
          transform: scale(1);
        }
      }

      /* 滚动触发动画类 */
      .animate-on-scroll {
        opacity: 0;
        transition: all 0.8s ease-out;
      }

      .animate-on-scroll.animated {
        opacity: 1;
      }

      .animate-on-scroll.fade-up {
        transform: translateY(40px);
      }

      .animate-on-scroll.fade-up.animated {
        transform: translateY(0);
      }

      .animate-on-scroll.fade-left {
        transform: translateX(-40px);
      }

      .animate-on-scroll.fade-left.animated {
        transform: translateX(0);
      }

      .animate-on-scroll.fade-right {
        transform: translateX(40px);
      }

      .animate-on-scroll.fade-right.animated {
        transform: translateX(0);
      }

      /* 导航栏 */
      .navbar {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 16px 80px;
        background: transparent;
      }

      .logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 24px;
        font-weight: bold;
        color: #2563eb;
        text-decoration: none;
      }

      .logo-icon {
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .logo-icon img {
        height: 100%;
        width: auto;
      }

      .nav-menu {
        display: flex;
        align-items: center;
        gap: 48px;
      }

      .nav-item {
        color: #1f2937;
        text-decoration: none;
        font-size: 16px;
        font-weight: 500;
        transition: color 0.3s;
        position: relative;
      }

      .nav-item:hover {
        color: #2563eb;
      }

      /* 多级菜单样式 */
      .nav-item-wrapper {
        position: relative;
      }

      .nav-item-wrapper > .nav-item {
        display: flex;
        align-items: center;
        gap: 4px;
      }

      .nav-item-wrapper > .nav-item::after {
        content: '';
        display: inline-block;
        width: 5px;
        height: 5px;
        border-right: 1px solid currentColor;
        border-bottom: 1px solid currentColor;
        transform: rotate(45deg);
        margin-bottom: 2px;
        transition: transform 0.3s;
      }

      .nav-item-wrapper:hover > .nav-item::after {
        transform: rotate(-135deg);
        margin-bottom: -2px;
      }

      .nav-dropdown {
        position: absolute;
        top: 100%;
        left: 50%;
        transform: translateX(-50%);
        min-width: 160px;
        background: white;
        border-radius: 12px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
        padding: 8px 0;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        z-index: 1000;
        margin-top: 0;
      }

      /* 透明过渡区域，防止鼠标移动时菜单闪烁 */
      .nav-dropdown::before {
        content: '';
        position: absolute;
        top: -12px;
        left: 0;
        right: 0;
        height: 20px;
        background: transparent;
      }

      /* 三角形指示器 */
      .nav-dropdown::after {
        content: '';
        position: absolute;
        top: 8px;
        left: 50%;
        transform: translateX(-50%);
        border-left: 8px solid transparent;
        border-right: 8px solid transparent;
        border-bottom: 8px solid white;
      }

      .nav-item-wrapper:hover .nav-dropdown {
        opacity: 1;
        visibility: visible;
      }

      .nav-dropdown-item {
        display: block;
        padding: 10px 20px;
        color: #4b5563;
        text-decoration: none;
        font-size: 14px;
        transition: all 0.2s;
        white-space: nowrap;
      }

      .nav-dropdown-item:hover {
        background: #f3f4f6;
        color: #2563eb;
        padding-left: 24px;
      }

      /* 简单导航项（无子菜单） */
      .nav-item-simple {
        color: #1f2937;
        text-decoration: none;
        font-size: 16px;
        font-weight: 500;
        transition: color 0.3s;
      }

      .nav-item-simple:hover {
        color: #2563eb;
      }

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

      .nav-right a {
        text-decoration: none;
      }

      .globe-icon {
        width: 24px;
        height: 24px;
        cursor: pointer;
      }

      .btn-login {
        padding: 10px 32px;
        border: 1px solid #e5e7eb;
        border-radius: 24px;
        background: white;
        color: #1f2937;
        font-size: 14px;
        cursor: pointer;
        transition: all 0.3s;
        font-weight: 700;
      }

      .btn-login:hover {
        border-color: #2563eb;
        color: #2563eb;
      }

      .btn-register {
        padding: 10px 32px;
        border: none;
        border-radius: 24px;
        background: #2563eb;
        color: white;
        font-size: 14px;
        cursor: pointer;
        transition: all 0.3s;
        font-weight: 700;
      }

      .btn-register:hover {
        background: #1d4ed8;
      }

      /* 主内容区 */
      .hero {
        display: flex;
        padding: 80px 80px 120px;
        max-width: 1400px;
        margin: 0 auto;
      }

      .hero-left {
        flex: 1;
        padding-top: 60px;
      }

      .hero-left .tag {
        animation: fadeInUp 0.8s ease-out 0.1s both;
      }

      .hero-left .hero-title {
        animation: fadeInUp 0.8s ease-out 0.3s both;
      }

      .hero-left .hero-desc {
        animation: fadeInUp 0.8s ease-out 0.5s both;
      }

      .hero-left .btn-cta {
        animation: fadeInUp 0.8s ease-out 0.7s both;
      }

      .tag {
        color: #2563eb;
        font-size: 16px;
        margin-bottom: 24px;
      }

      .hero-title {
        font-size: 42px;
        font-weight: 700;
        color: #1f2937;
        line-height: 1.4;
        margin-bottom: 24px;
      }

      .hero-desc {
        font-size: 16px;
        color: #6b7280;
        line-height: 1.8;
        margin-bottom: 40px;
        max-width: 480px;
      }

      .btn-cta {
        padding: 16px 48px;
        border: none;
        border-radius: 28px;
        background: #2563eb;
        color: white;
        font-size: 16px;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.3s;
        text-decoration: none;
        display: inline-block;
      }

      .btn-cta:hover {
        background: #1d4ed8;
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
      }

      /* 右侧卡片区域 */
      .hero-right {
        flex: 1;
        position: relative;
        min-height: 500px;
      }

      /* 游戏充值卡片 */
      .card-game {
        position: absolute;
        top: 80px;
        left: 60px;
        background: white;
        padding: 12px 20px;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        display: flex;
        align-items: center;
        gap: 12px;
        animation: fadeInLeft 0.8s ease-out 0.3s both;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        cursor: pointer;
      }

      .card-game:hover {
        transform: translateY(-5px) scale(1.02);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
      }

      .card-game-icon {
        width: 32px;
        height: 32px;
        background: linear-gradient(135deg, #1677ff 0%, #60a5fa 100%);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .card-game-icon svg {
        width: 18px;
        height: 18px;
        fill: white;
      }

      .card-game span {
        font-size: 14px;
        color: #1f2937;
      }

      .card-game .check {
        width: 18px;
        height: 18px;
        background: #22c55e;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: white;
      }

      .card-game .check svg {
        width: 10px;
        height: 10px;
      }

      /* 社交直播卡片 */
      .card-social {
        position: absolute;
        top: 160px;
        left: 20px;
        background: white;
        padding: 12px 20px;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        display: flex;
        align-items: center;
        gap: 12px;
        animation: fadeInLeft 0.8s ease-out 0.5s both;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        cursor: pointer;
      }

      .card-social:hover {
        transform: translateY(-5px) scale(1.02);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
      }

      .card-social-icon {
        width: 32px;
        height: 32px;
        background: linear-gradient(135deg, #22c55e 0%, #4ade80 100%);
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .card-social-icon svg {
        width: 18px;
        height: 18px;
        fill: white;
      }

      .card-social span {
        font-size: 14px;
        color: #1f2937;
      }

      /* 商户账户卡片 */
      .card-merchant {
        position: absolute;
        top: 10px;
        right: 80px;
        background: white;
        padding: 16px 32px;
        border-radius: 16px;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
        display: flex;
        align-items: center;
        gap: 16px;
        animation: fadeInRight 0.8s ease-out 0.4s both;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        cursor: pointer;
      }

      .card-merchant:hover {
        transform: translateY(-5px) scale(1.02);
        box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
      }

      .merchant-avatar {
        width: 48px;
        height: 48px;
        background: #f3f4f6;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .merchant-avatar svg {
        width: 28px;
        height: 28px;
        fill: #9ca3af;
      }

      .card-merchant span {
        font-size: 16px;
        font-weight: 500;
        color: #1f2937;
      }

      /* 全球账户卡片 */
      .card-account {
        position: absolute;
        top: 180px;
        right: 0;
        background: white;
        padding: 24px;
        border-radius: 16px;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
        width: 340px;
        animation: fadeInRight 0.8s ease-out 0.6s both;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
      }

      .card-account:hover {
        transform: translateY(-5px);
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
      }

      .account-label {
        font-size: 14px;
        color: #9ca3af;
        margin-bottom: 8px;
      }

      .account-balance {
        display: flex;
        align-items: baseline;
        gap: 12px;
        margin-bottom: 24px;
      }

      .balance-amount {
        font-size: 36px;
        font-weight: 700;
        color: #1f2937;
      }

      .balance-currency {
        font-size: 14px;
        color: #6b7280;
        padding: 4px 12px;
        background: #f3f4f6;
        border-radius: 16px;
      }

      .account-list {
        display: flex;
        gap: 16px;
      }

      .account-item {
        flex: 1;
        padding: 16px;
        border: 1px solid #e5e7eb;
        border-radius: 12px;
      }

      .account-item-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 12px;
        flex-wrap: wrap;
        gap: 4px;
      }

      .flag-currency {
        display: flex;
        align-items: center;
        gap: 8px;
      }

      .flag {
        width: 24px;
        height: 16px;
        border-radius: 2px;
      }

      .flag-thb {
        background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 900 600'%3E%3Crect fill='%23de2910' width='900' height='600'/%3E%3Cg fill='%23ffde00'%3E%3Cpath d='M225 150l13.5 41.5h43.6l-35.3 25.6 13.5 41.5-35.3-25.7-35.3 25.7 13.5-41.5-35.3-25.6h43.6z'/%3E%3Cpath d='M360 60l4.1 12.6h13.2l-10.7 7.8 4.1 12.6-10.7-7.8-10.7 7.8 4.1-12.6-10.7-7.8h13.2z'/%3E%3Cpath d='M420 120l4.1 12.6h13.2l-10.7 7.8 4.1 12.6-10.7-7.8-10.7 7.8 4.1-12.6-10.7-7.8h13.2z'/%3E%3Cpath d='M420 210l4.1 12.6h13.2l-10.7 7.8 4.1 12.6-10.7-7.8-10.7 7.8 4.1-12.6-10.7-7.8h13.2z'/%3E%3Cpath d='M360 270l4.1 12.6h13.2l-10.7 7.8 4.1 12.6-10.7-7.8-10.7 7.8 4.1-12.6-10.7-7.8h13.2z'/%3E%3C/g%3E%3C/svg%3E")
          no-repeat center/cover;
      }

      .flag-idr {
        background: linear-gradient(180deg, #ed1c24 50%, #fff 50%);
      }

      .currency-code {
        font-size: 14px;
        font-weight: 600;
        color: #1f2937;
      }

      .account-detail {
        font-size: 12px;
        color: #2563eb;
        cursor: pointer;
      }

      .account-type {
        font-size: 12px;
        color: #6b7280;
        margin-bottom: 8px;
      }

      .account-number {
        font-size: 12px;
        color: #9ca3af;
        letter-spacing: 1px;
      }

      /* 连接线 */
      .connection-lines {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
      }

      .line {
        stroke: #e5e7eb;
        stroke-width: 2;
        fill: none;
        stroke-dasharray: 4 4;
      }

      /* 第二部分 - 全链路建设 */
      .section-product {
        background: #fff;
        padding: 80px 80px 100px;
      }

      .section-title {
        text-align: center;
        font-size: 36px;
        font-weight: 700;
        color: #1f2937;
        margin-bottom: 60px;
      }

      .product-content {
        display: flex;
        align-items: flex-start;
        justify-content: center;
        gap: 60px;
        max-width: 1200px;
        margin: 0 auto;
        position: relative;
      }

      /* 左侧主要内容区 */
      .product-main {
        display: flex;
        align-items: flex-start;
        gap: 30px;
        flex: 1;
      }

      /* 左侧图标 - 简洁专业设计 */
      .product-icon-box {
        width: 100px;
        height: 100px;
        background: #fff;
        border-radius: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        position: relative;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
        transition: all 0.3s ease;
        cursor: pointer;
      }

      .product-icon-box:hover {
        border-color: #1677ff;
        box-shadow: 0 8px 24px rgba(59, 130, 246, 0.15);
        transform: translateY(-4px);
      }

      .product-icon-box svg {
        width: 48px;
        height: 48px;
        fill: #1677ff;
        transition: transform 0.3s ease;
      }

      .product-icon-box:hover svg {
        transform: scale(1.1);
      }

      /* 隐藏装饰性元素 */
      .product-icon-box .icon-dots {
        display: none;
      }

      /* 中间区域 */
      .product-center {
        display: flex;
        flex-direction: column;
        gap: 20px;
        position: relative;
      }

      /* 四种集成模式卡片 */
      .integration-card {
        background: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        width: 280px;
      }

      .integration-header {
        background: #1f2937;
        color: white;
        padding: 10px 16px;
        font-size: 14px;
        text-align: center;
      }

      .integration-body {
        padding: 12px;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
      }

      .integration-item {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 8px 12px;
        background: #f0fdf4;
        border-radius: 6px;
        font-size: 12px;
        color: #1f2937;
      }

      .integration-item.blue {
        background: #eff6ff;
      }

      .integration-item-icon {
        width: 16px;
        height: 16px;
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .integration-item-icon.green {
        background: #22c55e;
      }

      .integration-item-icon.blue {
        background: #1677ff;
      }

      .integration-item-icon svg {
        width: 10px;
        height: 10px;
        fill: white;
      }

      /* 600+ 支付方式圆圈 */
      .payment-circle {
        width: 140px;
        height: 140px;
        border: 2px solid #e5e7eb;
        border-radius: 50%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        background: white;
        position: relative;
        margin: 20px auto;
        transition: transform 0.3s ease, border-color 0.3s ease,
          box-shadow 0.3s ease;
      }

      .payment-circle:hover {
        transform: scale(1.05);
        border-color: #1677ff;
        box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
      }

      .payment-circle::before {
        content: "";
        position: absolute;
        top: -30px;
        left: 50%;
        transform: translateX(-50%);
        width: 24px;
        height: 24px;
        background: #1677ff;
        border-radius: 50%;
      }

      .payment-number {
        font-size: 42px;
        font-weight: 700;
        color: #1f2937;
      }

      .payment-label {
        font-size: 14px;
        color: #6b7280;
      }

      .payment-icons {
        position: absolute;
        bottom: 10px;
        right: 10px;
        display: flex;
        gap: 4px;
      }

      .payment-icons img {
        width: 24px;
        height: 24px;
        border-radius: 4px;
      }

      /* 产品矩阵卡片 */
      .matrix-card {
        background: white;
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
      }

      .matrix-header {
        background: #1f2937;
        color: white;
        padding: 10px 16px;
        font-size: 14px;
        text-align: center;
      }

      .matrix-body {
        padding: 12px;
        display: flex;
        gap: 8px;
        justify-content: center;
      }

      .matrix-item {
        display: flex;
        align-items: center;
        gap: 6px;
        padding: 8px 12px;
        background: #f9fafb;
        border-radius: 6px;
        font-size: 12px;
        color: #1f2937;
        border: 1px solid #e5e7eb;
      }

      .matrix-item-icon {
        width: 16px;
        height: 16px;
        border-radius: 4px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .matrix-item-icon.purple {
        background: #8b5cf6;
      }

      .matrix-item-icon.cyan {
        background: #06b6d4;
      }

      .matrix-item-icon.green {
        background: #22c55e;
      }

      .matrix-item-icon svg {
        width: 10px;
        height: 10px;
        fill: white;
      }

      /* 右侧统计区域 */
      .product-stats {
        display: flex;
        flex-direction: column;
        gap: 20px;
        align-items: flex-end;
      }

      /* 成功率卡片 */
      .success-rate-card {
        background: white;
        padding: 16px 24px;
        border-radius: 12px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        text-align: right;
      }

      .success-rate-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 4px;
      }

      .success-rate-label {
        font-size: 14px;
        color: #6b7280;
      }

      .success-rate-arrow {
        width: 20px;
        height: 20px;
      }

      .success-rate-value {
        font-size: 32px;
        font-weight: 700;
        color: #1f2937;
      }

      /* 交易金额图表 */
      .chart-card {
        display: flex;
        flex-direction: column;
        align-items: center;
        border: 1px solid #e5e7eb;
        border-radius: 12px;
        padding: 16px 20px;
        background: white;
        margin-top: 20px;
      }

      .chart-label {
        font-size: 14px;
        color: #6b7280;
        margin-bottom: 16px;
      }

      .chart-bars {
        display: flex;
        align-items: flex-end;
        gap: 12px;
        height: 120px;
      }

      .chart-bar {
        width: 24px;
        background: linear-gradient(180deg, #1677ff 0%, #60a5fa 100%);
        border-radius: 4px 4px 0 0;
        transition: transform 0.3s ease, filter 0.3s ease;
      }

      .chart-bar:hover {
        transform: scaleY(1.1);
        filter: brightness(1.1);
      }

      /* 连接线 */
      .product-lines {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: 0;
      }

      .product-lines path {
        stroke: #e5e7eb;
        stroke-width: 2;
        fill: none;
      }

      /* 右侧特性列表 */
      .features-list {
        display: flex;
        flex-direction: column;
        gap: 32px;
        flex-shrink: 0;
        min-width: 280px;
      }

      .feature-item {
        text-align: left;
        transition: transform 0.3s ease;
        display: flex;
        align-items: flex-start;
        gap: 16px;
      }

      .feature-item:hover {
        transform: translateX(8px);
      }

      .feature-item:hover .feature-icon svg {
        stroke: #1677ff;
        transform: scale(1.1);
      }

      .feature-icon {
        width: 48px;
        height: 48px;
        flex-shrink: 0;
      }

      .feature-icon svg {
        width: 48px;
        height: 48px;
        stroke: #1f2937;
        fill: none;
        stroke-width: 1.5;
        transition: stroke 0.3s ease, transform 0.3s ease;
      }

      .feature-text {
        flex: 1;
      }

      .feature-title {
        font-size: 16px;
        font-weight: 600;
        color: #1f2937;
        margin-bottom: 6px;
      }

      .feature-desc {
        font-size: 14px;
        color: #6b7280;
        line-height: 1.6;
      }

      /* 第三部分 - 交易优化 */
      .section-optimize {
        background: #fff;
        padding: 80px 80px 100px;
      }

      .section-optimize .tag {
        color: #2563eb;
        font-size: 16px;
        margin-bottom: 16px;
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
      }

      .section-optimize .section-title {
        display: flex;
        gap: 60px;
        max-width: 1200px;
        margin: 0 auto;
        margin-bottom: 60px;
      }

      .optimize-content {
        display: flex;
        gap: 60px;
        max-width: 1200px;
        margin: 0 auto;
      }

      .optimize-left {
        flex: 1;
        display: flex;
        flex-direction: column;
        gap: 40px;
      }

      .optimize-item {
        display: flex;
        gap: 20px;
        transition: transform 0.3s ease;
      }

      .optimize-item:hover {
        transform: translateX(10px);
      }

      .optimize-item:hover .optimize-icon {
        transform: scale(1.1) rotate(5deg);
      }

      .optimize-icon {
        width: 48px;
        height: 48px;
        background: #1f2937;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        transition: transform 0.3s ease, background 0.3s ease;
      }

      .optimize-icon svg {
        width: 24px;
        height: 24px;
        stroke: white;
        fill: none;
        stroke-width: 1.5;
      }

      .optimize-icon.orange {
        background: #f97316;
      }

      .optimize-text h3 {
        font-size: 18px;
        font-weight: 600;
        color: #1f2937;
        margin-bottom: 8px;
      }

      .optimize-text p {
        font-size: 14px;
        color: #6b7280;
        line-height: 1.8;
      }

      /* 右侧图表区域 */
      .optimize-right {
        flex: 1;
        position: relative;
        min-height: 500px;
      }

      /* 浮动标签 */
      .float-tag {
        position: absolute;
        background: white;
        padding: 10px 20px;
        border-radius: 20px;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        color: #1f2937;
        border: 1px solid #e5e7eb;
        animation: float 4s ease-in-out infinite;
        transition: transform 0.3s ease, box-shadow 0.3s ease,
          border-color 0.3s ease;
        cursor: pointer;
      }

      .float-tag:hover {
        transform: translateY(-5px) scale(1.05);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        border-color: #1677ff;
      }

      .float-tag svg {
        width: 18px;
        height: 18px;
        stroke: #6b7280;
        fill: none;
      }

      .float-tag.smart-route {
        top: 20px;
        right: 120px;
        animation-delay: 0s;
      }

      .float-tag.user-design {
        top: 100px;
        left: 80px;
        animation-delay: 0.5s;
      }

      .float-tag.risk-control {
        top: 60px;
        right: 0;
        animation-delay: 1s;
      }

      .float-tag.service {
        bottom: 40px;
        right: 20px;
        animation-delay: 1.5s;
      }

      .float-tag.stability {
        bottom: 20px;
        left: 120px;
        animation-delay: 2s;
      }

      /* 成功率图表卡片 */
      .rate-chart-card {
        position: absolute;
        top: 160px;
        left: 50%;
        transform: translateX(-50%);
        background: white;
        padding: 24px;
        border-radius: 16px;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
        width: 380px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
      }

      .rate-chart-card:hover {
        transform: translateX(-50%) translateY(-5px);
        box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
      }

      .rate-chart-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 20px;
      }

      .rate-chart-title {
        font-size: 16px;
        font-weight: 600;
        color: #1f2937;
      }

      .rate-chart-tabs {
        display: flex;
        gap: 8px;
      }

      .rate-chart-tab {
        padding: 6px 16px;
        border-radius: 16px;
        font-size: 12px;
        color: #6b7280;
        background: #f3f4f6;
        border: none;
        cursor: pointer;
      }

      .rate-chart-tab.active {
        background: #1f2937;
        color: white;
      }

      .rate-chart-graph {
        height: 150px;
        position: relative;
        border-bottom: 1px solid #e5e7eb;
      }

      .rate-chart-line {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 100%;
      }

      .rate-chart-line svg {
        width: 100%;
        height: 100%;
      }

      .rate-chart-line path {
        fill: none;
        stroke: #1677ff;
        stroke-width: 2;
      }

      .rate-chart-labels {
        display: flex;
        justify-content: space-between;
        margin-top: 8px;
      }

      .rate-chart-labels span {
        font-size: 12px;
        color: #9ca3af;
      }

      /* 第四部分 - 服务体验 */
      .section-service {
        background: #fff;
        padding: 80px 80px 100px;
        position: relative;
      }

      .section-service .tag {
        text-align: center;
        color: #2563eb;
        font-size: 16px;
        margin-bottom: 16px;
      }

      .section-service .section-title {
        text-align: center;
        margin-bottom: 60px;
      }

      .service-cards {
        display: flex;
        gap: 16px;
        max-width: 1200px;
        margin: 0 auto;
        position: relative;
      }

      .service-card {
        flex: 1;
        padding: 60px 40px;
        background: transparent;
        position: relative;
        transition: all 0.3s ease;
        border: 1px solid #e5e7eb;
        border-radius: 16px;
      }

      .service-card:last-child {
        border-right: 1px solid #e5e7eb;
      }

      .service-card:hover .service-card-icon {
        transform: scale(1.1);
        background: #eff6ff;
      }

      .service-card-icon {
        width: 64px;
        height: 64px;
        background: #f3f4f6;
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 32px;
        transition: all 0.3s ease;
        position: relative;
      }

      .service-card-icon svg {
        width: 32px;
        height: 32px;
        fill: none;
        stroke-width: 1.5;
      }

      .service-card-icon svg path:first-child,
      .service-card-icon svg circle:first-child {
        stroke: #1f2937;
      }

      .service-card-icon svg path:last-child,
      .service-card-icon svg path:nth-child(2) {
        stroke: #1677ff;
      }

      .service-card-icon.has-badge {
        position: relative;
      }

      .service-card-icon .badge {
        position: absolute;
        top: -6px;
        right: -6px;
        width: 22px;
        height: 22px;
        background: #1677ff;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        border: 2px solid #fff;
      }

      .service-card-icon .badge svg {
        width: 12px;
        height: 12px;
        stroke: white;
        stroke-width: 2;
      }

      .service-card-title {
        font-size: 22px;
        font-weight: 700;
        color: #1f2937;
        margin-bottom: 16px;
      }

      .service-card-desc {
        font-size: 14px;
        color: #6b7280;
        line-height: 1.8;
      }

      /* 第五部分 - 页脚 */
      .section-footer {
        background: #1f2937;
        padding: 80px 80px 40px;
      }

      .footer-content {
        max-width: 1200px;
        margin: 0 auto;
      }

      .footer-top {
        display: flex;
        justify-content: space-between;
        gap: 60px;
        padding-bottom: 60px;
        border-bottom: 1px solid #374151;
      }

      .footer-brand {
        flex: 1;
        max-width: 320px;
      }

      .footer-logo {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 20px;
      }

      .footer-logo-icon {
        height: 48px;
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .footer-logo-icon img {
        height: 100%;
        width: auto;
      }

      .footer-logo-text {
        font-size: 28px;
        font-weight: 700;
        color: white;
      }

      .footer-desc {
        font-size: 14px;
        color: #9ca3af;
        line-height: 1.8;
        margin-bottom: 24px;
      }

      .footer-social {
        display: flex;
        gap: 16px;
      }

      .social-link {
        width: 40px;
        height: 40px;
        background: #374151;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
        cursor: pointer;
      }

      .social-link:hover {
        background: #1677ff;
        transform: translateY(-3px);
      }

      .social-link svg {
        width: 20px;
        height: 20px;
        fill: white;
      }

      .footer-nav {
        display: flex;
        gap: 80px;
      }

      .footer-nav-column {
        min-width: 140px;
      }

      .footer-nav-title {
        font-size: 16px;
        font-weight: 600;
        color: white;
        margin-bottom: 24px;
      }

      .footer-nav-list {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 16px;
      }

      .footer-nav-list a {
        font-size: 14px;
        color: #9ca3af;
        text-decoration: none;
        transition: color 0.3s ease;
      }

      .footer-nav-list a:hover {
        color: #1677ff;
      }

      .footer-contact {
        min-width: 200px;
      }

      .footer-contact-title {
        font-size: 16px;
        font-weight: 600;
        color: white;
        margin-bottom: 24px;
      }

      .footer-contact-item {
        display: flex;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 16px;
      }

      .footer-contact-icon {
        width: 20px;
        height: 20px;
        flex-shrink: 0;
        margin-top: 2px;
        background-color: #ffffff;
        border-radius: 50%;
      }

      .footer-contact-icon svg {
        width: 20px;
        height: 20px;
        stroke: #1677ff;
        fill: none;
      }

      .footer-contact-text {
        font-size: 14px;
        color: #9ca3af;
        line-height: 1.6;
      }

      .footer-contact-text a {
        color: #9ca3af;
        text-decoration: none;
        transition: color 0.3s ease;
      }

      .footer-contact-text a:hover {
        color: #1677ff;
      }

      .footer-contact-qrcode {
        margin-top: 8px;
      }

      .footer-qrcode-wrapper {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }

      .footer-qrcode-img {
        width: 100px;
        height: 100px;
        border-radius: 8px;
        border: 1px solid #374151;
        padding: 4px;
      }

      .footer-qrcode-text {
        font-size: 12px;
        color: #6b7280;
      }

      .footer-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-top: 32px;
        flex-wrap: wrap;
        gap: 16px;
      }

      .footer-copyright {
        font-size: 14px;
        color: #6b7280;
        line-height: 1.8;
        overflow-wrap: anywhere;
      }

      .footer-copyright a {
        color: #9ca3af;
        text-decoration: none;
        margin-left: 16px;
        transition: color 0.3s ease;
      }

      .footer-copyright .footer-record-item {
        color: #9ca3af;
        margin-left: 16px;
        overflow-wrap: anywhere;
      }

      .footer-copyright a:hover {
        color: #1677ff;
      }

      .footer-links {
        display: flex;
        gap: 32px;
      }

      .footer-links a {
        font-size: 14px;
        color: #6b7280;
        text-decoration: none;
        transition: color 0.3s ease;
        white-space: nowrap;
      }

      .footer-links a:hover {
        color: #1677ff;
      }

      /* 响应式 */
      @media (max-width: 1200px) {
        .navbar {
          padding: 16px 40px;
        }
        .hero {
          padding: 60px 40px;
        }
        .nav-menu {
          gap: 32px;
        }
        .section-product {
          padding: 60px 40px;
        }
        .product-content {
          flex-wrap: wrap;
        }
        .features-list {
          grid-template-columns: repeat(2, 1fr);
        }
        .section-optimize {
          padding: 60px 40px;
        }
        .optimize-content {
          gap: 40px;
        }
      }

      @media (max-width: 992px) {
        .hero {
          flex-direction: column;
        }
        .hero-right {
          min-height: 400px;
          margin-top: 40px;
        }
        .card-account {
          position: relative;
          right: auto;
          top: auto;
          margin: 0 auto;
        }
        .card-game,
        .card-social,
        .card-merchant {
          display: none;
        }
        .product-icon-box {
          display: none;
        }
        .product-stats {
          align-items: center;
        }
        .optimize-content {
          flex-direction: column;
        }
        .optimize-right {
          min-height: 400px;
        }
        .float-tag {
          display: none;
        }
        .rate-chart-card {
          position: relative;
          top: auto;
          left: auto;
          transform: none;
          width: 100%;
          max-width: 400px;
          margin: 0 auto;
        }
      }

      @media (max-width: 768px) {
        .navbar {
          padding: 16px 20px;
        }
        .nav-menu {
          display: none;
        }
        .nav-right {
          gap: 8px;
        }
        .nav-right .btn-login,
        .nav-right .btn-register {
          padding: 8px 16px;
          font-size: 12px;
          white-space: nowrap;
        }
        .logo-icon {
          height: 28px;
        }
        .hero {
          padding: 40px 20px;
        }
        .hero-title {
          font-size: 28px;
        }
        .section-title {
          font-size: 24px;
        }
        .section-product {
          padding: 40px 20px;
        }
        .product-main {
          display: none;
        }
        .features-list {
          grid-template-columns: 1fr;
          gap: 32px;
        }
        .feature-item {
          text-align: center;
        }
        .section-optimize {
          padding: 40px 20px;
        }
        .section-footer {
          padding: 40px 20px 30px;
        }
        .footer-top {
          flex-direction: column;
          gap: 40px;
        }
        .footer-nav {
          flex-wrap: wrap;
          gap: 40px;
        }
        .footer-bottom {
          flex-direction: column;
          text-align: center;
        }
        .footer-copyright {
          display: flex;
          flex-direction: column;
          align-items: center;
          gap: 6px;
          width: 100%;
        }
        .footer-copyright a,
        .footer-copyright .footer-record-item {
          margin-left: 0;
          max-width: 100%;
        }
        .footer-links {
          justify-content: center;
          flex-wrap: wrap;
          gap: 12px 24px;
          width: 100%;
        }
        .footer-links a {
          white-space: normal;
        }
        .section-service {
          padding: 40px 20px;
        }
        .service-cards {
          flex-direction: column;
        }
        .service-card {
          padding: 32px 20px;
          border: 1px solid #e5e7eb;
          border-bottom: none;
          border-right: 1px solid #e5e7eb;
        }
        .service-card:last-child {
          border-bottom: 1px solid #e5e7eb;
        }
      }
      /* 帮助中心弹窗样式 */
.Help {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 20px;
}
.HelpT {
    font-size: 32px;
    font-weight: 700;
    color: #1f2937;
    text-align: center;
    margin-bottom: 48px;
}
.HelpD {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.HelpN {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    background: #fff;
}
.HelpN:hover {
    border-color: #1677ff;
    box-shadow: 0 4px 16px rgba(22, 119, 255, 0.08);
}
.HelpNs {
    cursor: pointer;
}
.HelpQ {
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
    display: flex;
    align-items: center;
    gap: 12px;
}
.HelpQ i.backB1 {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: #1677ff;
    color: #fff;
    border-radius: 6px;
    font-style: normal;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}
.HelpA {
    padding: 0 24px 20px 64px;
    font-size: 14px;
    color: #6b7280;
    line-height: 1.8;
    display: none;
}
.HelpA i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: #22c55e;
    color: #fff;
    border-radius: 6px;
    font-style: normal;
    font-size: 14px;
    font-weight: 700;
    margin-right: 12px;
}
.HelpA a {
    color: #1677ff;
    text-decoration: none;
}
.HelpA a:hover {
    text-decoration: underline;
}

/* 返回首页按钮 */
.back-index-btn {
    display: block;
    width: 160px;
    margin: 40px auto;
    padding: 12px 0;
    text-align: center;
    background: #1677ff;
    color: #fff;
    border-radius: 24px;
    text-decoration: none;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: all 0.3s;
}
.back-index-btn:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.3);
}

/* 移动端导航 */
.wap_nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 9999;
    padding: 80px 20px 20px;
    overflow-y: auto;
}
.wap_nav .wap_navK {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.wap_nav .wap_navK a {
    display: block;
    padding: 16px 20px;
    font-size: 16px;
    color: #1f2937;
    text-decoration: none;
    border-radius: 10px;
    background: #f9fafb;
    transition: all 0.2s;
}
.wap_nav .wap_navK a:hover {
    background: #eff6ff;
    color: #1677ff;
}
.hd_nav {
    display: none;
    width: 28px;
    height: 22px;
    cursor: pointer;
    position: relative;
}
.hd_nav i {
    display: block;
    width: 100%;
    height: 2px;
    background: #1f2937;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s;
}
.hd_nav::before,
.hd_nav::after {
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background: #1f2937;
    position: absolute;
    transition: all 0.3s;
}
.hd_nav::before {
    top: 0;
}
.hd_nav::after {
    bottom: 0;
}

/* cd-top 回到顶部 */
.cd-top {
    display: inline-block;
    height: 40px;
    width: 40px;
    position: fixed;
    bottom: 40px;
    right: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    text-indent: 100%;
    white-space: nowrap;
    background: #1677ff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='18 15 12 9 6 15'%3E%3C/polyline%3E%3C/svg%3E") no-repeat center 50%;
    background-size: 20px;
    border-radius: 50%;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s, visibility 0.3s, background-color 0.3s;
    z-index: 999;
}
.cd-top.cd-is-visible {
    visibility: visible;
    opacity: 1;
}
.cd-top.cd-fade-out {
    opacity: 0.5;
}
.cd-top:hover {
    background-color: #1d4ed8;
}