/* 渐变图标样式 */
.grad-icon{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;font-size:24px;margin:10px}
.grad-icon-small{width:40px;height:40px;font-size:18px}
.grad-icon-large{width:80px;height:80px;font-size:32px}
.product-feature-icon{width:50px;height:50px;border-radius:12px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;font-size:20px;margin-right:15px;vertical-align:middle}
.grad-blue{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}
.grad-green{background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}
.grad-orange{background:linear-gradient(135deg,#fa709a 0%,#fee140 100%)}
.grad-purple{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}