.header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 16px 40px;
        background-color: #fff;
        border-bottom: 1px solid #eee;
        margin: 0 auto;
        width: 100%;
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .headcenter {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 8px;
        flex-shrink: 0;
    }

    .logo img {
        width: 36px;
        height: 36px;
    }

    .logo-text {
        display: flex;
        flex-direction: column;
    }

    .logo-text .main {
        font-size: 18px;
        font-weight: 700;
        color: #22c55e;
    }

    .logo-text .sub {
        font-size: 12px;
        color: #999;
    }

    .nav {
        display: flex;
        gap: 32px;
        align-items: center;
    }

    .nav a {
        text-decoration: none;
        color: #666;
        font-size: 14px;
        transition: color 0.3s;
        white-space: nowrap;
    }

    .nav a:hover {
        color: #22c55e;
    }

    .nav a.active {
        color: #22c55e;
        font-weight: 600;
        border-bottom: 2px solid #22c55e;
        padding-bottom: 4px;
    }

    .header-right {
        display: flex;
        align-items: center;
        gap: 16px;
        flex-shrink: 0;
    }

    .btn {
        background-color: #22c55e;
        color: #fff;
        padding: 8px 20px;
        border-radius: 20px;
        text-decoration: none;
        font-size: 14px;
        font-weight: 500;
        transition: background-color 0.3s;
        white-space: nowrap;
    }

    .btn:hover {
        background-color: #16a34a;
    }

    .mobile-menu-btn {
        display: none;
        width: 32px;
        height: 32px;
        border: none;
        background: none;
        cursor: pointer;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 4px;
        padding: 4px;
    }

    .mobile-menu-btn span {
        display: block;
        width: 22px;
        height: 2px;
        background-color: #666;
        transition: all 0.3s;
    }

    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(4px, 4px);
    }

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

    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(4px, -4px);
    }

    .mobile-menu-btn:hover span {
        background-color: #22c55e;
    }

    @media (max-width: 1024px) {
        .nav {
            gap: 20px;
        }

        .nav a {
            font-size: 13px;
        }

        .logo-text .sub {
            display: none;
        }
    }

    @media (max-width: 768px) {
        .header {
            padding: 12px 16px;
            flex-wrap: wrap;
        }

        .header.active {
            padding-bottom: 0;
        }

        .headcenter {
            flex-wrap: wrap;
            gap: 12px;
        }

        .logo {
            order: 1;
        }

        .mobile-menu-btn {
            display: flex;
            order: 3;
        }

        .header-right {
            order: 2;
        }

        .nav {
            display: none;
            order: 4;
            width: 100%;
            flex-direction: column;
            padding: 16px 0;
            gap: 0;
            border-top: 1px solid #f0f0f0;
            margin-top: 12px;
        }

        .nav.active {
            display: flex;
        }

        .nav a {
            width: 100%;
            padding: 12px 0;
            font-size: 15px;
            border-bottom: none;
            text-align: center;
        }

        .nav a.active {
            border-bottom: none;
            color: #22c55e;
            background-color: #f0fdf4;
            border-radius: 8px;
            margin: 4px 0;
        }

        .nav a:hover {
            background-color: #f0fdf4;
            border-radius: 8px;
        }

        .header-right {
            order: 2;
        }

        .header-right .btn {
            display: none;
        }

        .logo-text {
            display: flex;
        }
    }

    @media (max-width: 480px) {
        .header {
            padding: 10px 12px;
        }

        .logo img {
            width: 32px;
            height: 32px;
        }

        .logo-text .main {
            font-size: 16px;
        }

        .logo-text .sub {
            display: none;
        }

        .mobile-menu-btn {
            width: 28px;
            height: 28px;
        }

        .mobile-menu-btn span {
            width: 18px;
        }
    }

 /* Footer样式 */
    .footer {
        background-color: #fafafa;
        padding: 40px 20px;
        border-top: 1px solid #eee;
    }

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

    .disclaimer {
        font-size: 12px;
        color: #999;
        line-height: 1.6;
        margin-bottom: 24px;
    }

    .platform-links {
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 8px;
        flex-wrap: wrap;
        margin-bottom: 24px;
    }

    .platform-link {
        font-size: 13px;
        color: #666;
        text-decoration: none;
        transition: color 0.3s;
        padding: 4px 8px;
        border-radius: 4px;
    }

    .platform-link:hover {
        color: #22c55e;
        background-color: #f0fdf4;
    }

    .link-divider {
        color: #ddd;
        margin: 0 4px;
        display: inline-block;
    }

    .copyright {
        font-size: 12px;
        color: #999;
    }

    /* 响应式设计 */
    @media (max-width: 1024px) {
        .footer {
            padding: 32px 16px;
        }
    }

    @media (max-width: 768px) {
        .footer {
            padding: 28px 16px;
        }

        .disclaimer {
            font-size: 11px;
            line-height: 1.7;
            margin-bottom: 20px;
            text-align: left;
        }

        .platform-links {
            gap: 4px;
            margin-bottom: 20px;
        }

        .platform-link {
            font-size: 12px;
            padding: 4px 6px;
        }

        .copyright {
            font-size: 11px;
        }
    }

    @media (max-width: 480px) {
        .footer {
            padding: 24px 12px;
        }

        .disclaimer {
            font-size: 10px;
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .platform-links {
            display: none;
        }

        .copyright {
            font-size: 10px;
        }
    }