* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .agent-module-container {
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 20px;
        background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
        border-radius: 12px;
        box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
        position: relative;
        overflow: hidden;
        border: 1px solid rgba(151, 0, 0, 0.2);
    }

    .agent-module-container::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, #970000, #000000, #970000);
    }

    .module-header {
        text-align: center;
        margin-bottom: 50px;
        position: relative;
        padding: 0 20px;
    }

    .module-header h2 {
        font-size: 2.8rem;
        font-weight: 700;
        margin-bottom: 15px;
        color: #FFFFFF;
        letter-spacing: 1px;
        position: relative;
        display: inline-block;
    }

    .module-header h2::after {
        content: '';
        position: absolute;
        bottom: -12px;
        left: 50%;
        transform: translateX(-50%);
        width: 100px;
        height: 4px;
        background: #970000;
        border-radius: 2px;
    }

    .module-header p {
        font-size: 1.1rem;
        color: #aaa;
        margin-top: 30px;
        line-height: 1.6;
        max-width: 700px;
        margin: 30px auto 0;
    }

    .agents-layout {
        display: flex;
        flex-wrap: wrap;
        gap: 30px;
    }

    .country-list {
        flex: 1;
        min-width: 300px;
        background: rgba(25, 25, 25, 0.7);
        border-radius: 12px;
        padding: 25px;
        backdrop-filter: blur(8px);
        border: 1px solid rgba(151, 0, 0, 0.2);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        display: flex;
        flex-direction: column;
    }

    /* 🌟 新增：国家列表滚动仓 */
    .country-scroll-box {
        max-height: 500px;
        /* 控制显示高度 */
        overflow-y: auto;
        padding-right: 10px;
    }

    /* 美化滚动条 */
    .country-scroll-box::-webkit-scrollbar {
        width: 6px;
    }

    .country-scroll-box::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.05);
        border-radius: 10px;
    }

    .country-scroll-box::-webkit-scrollbar-thumb {
        background: #970000;
        border-radius: 10px;
    }

    .country-list h3 {
        color: #FFFFFF;
        font-size: 1.5rem;
        margin-bottom: 10px;
        padding-bottom: 12px;
        border-bottom: 2px solid #970000;
    }

    .sorting-note {
        color: #aaa;
        font-size: 0.8rem;
        margin-bottom: 20px;
        font-style: italic;
    }

    .country-item {
        display: flex;
        align-items: flex-start;
        padding: 15px;
        border-radius: 8px;
        margin-bottom: 15px;
        cursor: pointer;
        transition: all 0.3s ease;
        background: rgba(20, 20, 20, 0.5);
        border: 1px solid rgba(255, 255, 255, 0.05);
    }

    .country-item:hover {
        background: rgba(151, 0, 0, 0.2);
        transform: translateX(5px);
        border: 1px solid rgba(151, 0, 0, 0.4);
    }

    .country-item.active {
        background: rgba(151, 0, 0, 0.25);
        border: 1px solid #970000;
        transform: translateX(10px);
    }

    .country-flag {
        width: 50px;
        height: 35px;
        border-radius: 4px;
        overflow: hidden;
        margin-right: 15px;
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
        background-size: cover;
        background-position: center;
        flex-shrink: 0;
    }

    .country-info {
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .country-name {
        font-size: 1.2rem;
        font-weight: 600;
        color: #FFFFFF;
        line-height: 1.3;
    }

    .country-restriction {
        font-size: 0.85rem;
        color: #970000;
        font-style: italic;
        margin-top: 5px;
        line-height: 1.3;
    }

    .agent-details {
        flex: 2;
        min-width: 300px;
        background: rgba(30, 30, 30, 0.7);
        border-radius: 12px;
        padding: 35px;
        position: relative;
        backdrop-filter: blur(8px);
        border: 1px solid rgba(151, 0, 0, 0.2);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        transition: all 0.4s ease;
    }

    .agent-details::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle at center, rgba(151, 0, 0, 0.1) 0%, transparent 70%);
        opacity: 0;
        transition: opacity 0.5s ease;
        z-index: -1;
    }

    .agent-details.active::before {
        opacity: 1;
    }

    .agent-header {
        display: flex;
        align-items: center;
        margin-bottom: 30px;
        padding-bottom: 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .detail-flag {
        width: 80px;
        height: 55px;
        border-radius: 6px;
        overflow: hidden;
        margin-right: 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        background-size: cover;
        background-position: center;
    }

    .agent-country {
        font-size: 1.8rem;
        font-weight: 700;
        color: #FFFFFF;
    }

    .company-info {
        margin-bottom: 30px;
    }

    .company-info h4 {
        font-size: 1.1rem;
        font-weight: 600;
        color: #970000;
        margin-bottom: 8px;
        letter-spacing: 1px;
    }

    .company-name {
        font-size: 1.7rem;
        font-weight: 700;
        color: #FFFFFF;
        margin-bottom: 25px;
        line-height: 1.3;
    }

    .contact-info {
        display: flex;
        align-items: center;
        padding: 18px;
        background: rgba(151, 0, 0, 0.15);
        border-radius: 8px;
        transition: all 0.3s ease;
        margin-bottom: 15px;
    }

    .contact-info:hover {
        background: rgba(151, 0, 0, 0.25);
        transform: translateX(5px);
    }

    .contact-icon {
        margin-right: 15px;
        color: #970000;
        font-size: 1.5rem;
        min-width: 30px;
        text-align: center;
    }

    .contact-text {
        font-size: 1.05rem;
    }

    .contact-text a {
        color: #FFFFFF;
        text-decoration: none;
        transition: all 0.2s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.3);
        padding-bottom: 2px;
    }

    .contact-text a:hover {
        color: #970000;
        border-bottom: 1px solid #970000;
    }

    .particles {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: -1;
    }

    .particle {
        position: absolute;
        width: 2px;
        height: 2px;
        background: #970000;
        border-radius: 50%;
        opacity: 0.5;
    }

    .map-bg {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: url('//ueeshop.ly200-cdn.com/u_file/UPBG/UPBG014/2507/12/photo/p-1611927-11960720.jpg') no-repeat center center;
        background-size: cover;
        opacity: 0.05;
        z-index: -1;
    }

    @media (max-width: 900px) {
        .agents-layout {
            flex-direction: column;
        }

        .country-list {
            min-width: 100%;
        }

        .module-header h2 {
            font-size: 2.2rem;
        }
    }