.proxy-banner {
    background: linear-gradient(135deg, #1e9fff 0%, #0d6efd 100%);
    height: 320px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.proxy-banner::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(#fff 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.1;
}

.proxy-banner-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.proxy-banner h1 {
    font-size: 42px;
    color: #fff;
    margin-bottom: 20px;
    font-weight: 600;
}

.proxy-banner p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.proxy-notice {
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.2);
    color: #ffd700;
    padding: 15px 20px;
    border-radius: 8px;
    margin-top: 20px;
    font-size: 14px;
    backdrop-filter: blur(5px);
}

.proxy-container {
    max-width: 1400px;
    margin: 40px auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.proxy-form {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.form-title {
    font-size: 18px;
    color: #4773d1;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
    font-weight: 600;
}

.form-item {
    display: flex;
    margin-bottom: 20px;
    align-items: center;
}

.form-label {
    width: 120px;
    color: #333;
    font-size: 15px;
    font-weight: 500;
    flex-shrink: 0;
    position: relative;
    padding-left: 15px;
}

.form-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    background: linear-gradient(to bottom, #1e9fff, #0d6efd);
    border-radius: 2px;
}

.form-input {
    flex: 1;
}

.form-desc {
    color: #5f5f5f;
    font-size: 12px;
    margin-top: 7px;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.submit-btn {
    padding: 0 35px;
    font-size: 16px;
}

.buy-server-btn {
    margin-left: 15px;
    border: 1px solid #1e9fff;
    color: #1e9fff;
    padding: 0 25px;
    font-size: 16px;
}

.buy-server-btn:hover {
    background: rgba(30, 159, 255, 0.1);
    border-color: #1e9fff;
    color: #1e9fff;
}

.buy-server-btn .layui-icon {
    margin-right: 5px;
    font-size: 16px;
}

@media screen and (max-width: 768px) {
    .proxy-container {
        margin: 20px auto;
        padding: 0 15px;
    }
    
    .proxy-form {
        padding: 25px;
    }
    
    .layui-row .layui-col-md3 {
        display: none;
    }
    
    .layui-row .layui-col-md6 {
        width: 100%;
    }
}

@media screen and (min-width: 1600px) {
    .proxy-container {
        max-width: 1600px;
    }
}

.help-icon {
    color: #1e9fff;
    margin-right: 8px;
}

.help-item {
    margin-bottom: 20px;
}

.help-item h2 {
    font-size: 16px;
    color: #333;
    margin-bottom: 10px;
    font-weight: 500;
}

.help-item ul {
    padding-left: 20px;
}

.help-item ul li {
    color: #666;
    font-size: 14px;
    line-height: 28px;
    position: relative;
}

.help-item ul li:before {
    content: '';
    position: absolute;
}

.layui-row .layui-col-md3 {
    width: 22%;
}

.layui-row .layui-col-md6 {
    width: 56%;
}

.layui-col-space30 {
    margin: -15px;
}

.layui-col-space30 > * {
    padding: 15px;
}

/* 帮助文档和SDK指南卡片样式优化 */
.layui-card {
    border: 1px solid #e8e8e8;
    transition: all 0.3s ease;
    background: linear-gradient(to bottom, #fff 0%, #f8f9fa 100%);
}

.layui-card:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.layui-card-header {
    position: relative;
    height: 50px;
    line-height: 50px;
    padding: 0 20px;
    border-bottom: 1px solid #f0f0f0;
    color: #333;
    border-radius: 2px 2px 0 0;
    font-size: 16px;
    font-weight: 500;
    background: #f2f2f2;
}

.help-icon {
    color: #1e9fff;
    margin-right: 8px;
    font-size: 20px;
    vertical-align: middle;
}

.layui-card-body {
    padding: 20px;
    background: rgba(255,255,255,0.8);
}

.help-item {
    margin-bottom: 25px;
    position: relative;
}

.help-item:last-child {
    margin-bottom: 0;
}

.help-item h2 {
    font-size: 15px;
    color: #333;
    margin-bottom: 12px;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.help-item h2:before {
    content: '';
    width: 4px;
    height: 16px;
    background: linear-gradient(to bottom, #1e9fff, #0d6efd);
    margin-right: 8px;
    border-radius: 2px;
}

.help-item ul {
    padding-left: 10px;
}

.help-item ul li {
    color: #666;
    font-size: 14px;
    line-height: 32px;
    position: relative;
    padding-left: 20px;
    transition: all 0.3s ease;
}

.help-item ul li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 6px;
    height: 6px;
    background: #1e9fff;
    border-radius: 50%;
}

.help-item ul li:hover {
    color: #1e9fff;
    padding-left: 25px;
}

/* 为不同类型的帮助项添加图标 */
.help-item.server-req h2:after {
    font-family: layui-icon;
    margin-left: 8px;
    color: #1e9fff;
    font-size: 18px;
}

.help-item.notice h2:after {
    font-family: layui-icon;
    margin-left: 8px;
    color: #ff9800;
    font-size: 18px;
}

.help-item.protocol h2:after {
    font-family: layui-icon;
    margin-left: 8px;
    color: #1e9fff;
    font-size: 18px;
}

.help-item.dev-lang h2:after {
    font-family: layui-icon;
    margin-left: 8px;
    color: #1e9fff;
    font-size: 18px;
}

/* 响应式布局优化 */
@media screen and (max-width: 1200px) {
    .layui-row .layui-col-md3 {
        width: 25%;  /* 稍微调整宽度比例 */
    }
    
    .layui-row .layui-col-md6 {
        width: 50%;
    }

    /* 调整卡片内容显示 */
    .help-item ul li {
        font-size: 13px;
    }

    .help-item h2 {
        font-size: 14px;
    }
}

@media screen and (max-width: 992px) {
    /* 平板尺寸时调整布局 */
    .proxy-container {
        margin: 20px auto;
    }

    .layui-row .layui-col-md3 {
        width: 30%;
    }
    
    .layui-row .layui-col-md6 {
        width: 70%;
    }

    /* 隐藏右侧SDK文档 */
    .layui-row .layui-col-md3:last-child {
        display: none;
    }

    /* 调整左侧帮助文档样式 */
    .layui-card {
        margin-bottom: 15px;
    }
}

@media screen and (max-width: 768px) {
    /* 手机尺寸时隐藏两侧文档 */
    .layui-row .layui-col-md3 {
        display: none;
    }
    
    .layui-row .layui-col-md6 {
        width: 100%;
    }

    /* 添加底部折叠面板显示帮助信息 */
    .mobile-help {
        display: block;
        margin-top: 20px;
    }

    .mobile-help .layui-collapse {
        border: none;
        box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    }

    .mobile-help .layui-colla-title {
        background-color: #fff;
        border-bottom: 1px solid #f0f0f0;
    }

    .mobile-help .layui-colla-content {
        border-top: none;
        padding: 15px;
    }
}

/* 折扣广告样式 */
.discount-ad {
    margin: 15px 0;
    background: linear-gradient(135deg, #1e9fff 0%, #0d6efd 100%);
    border: none !important;
    border-radius: 8px;
    overflow: hidden;
}

.discount-content {
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.discount-left {
    display: flex;
    align-items: center;
    gap: 15px;
}

.discount-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-right: 15px;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.discount-price .price-value {
    font-size: 20px;
    font-weight: 600;
    color: #edde05;
}

.discount-price .price-tag {
    font-size: 14px;
    color: #fff;
}

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

.discount-title {
    font-size: 16px;
    color: #fff;
    margin-bottom: 5px;
}

.discount-desc {
    font-size: 14px;
    color: #edde05;
}

.discount-btn {
    background: #fff;
    color: #1e9fff;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.discount-btn:hover {
    background: rgba(255, 255, 255, 0.9);
}
.tiyan a {
    font-size: 14px;
    color: #fff;
    font-weight: bold;
}