/* 特性图标样式已移至landing-page.css */
/* 此处移除重复定义，避免样式冲突 */

/* 联系图标 */
.contact-icon-location {
    display: inline-block;
    width: 30px;
    height: 30px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M12,11.5A2.5,2.5 0 0,1 9.5,9A2.5,2.5 0 0,1 12,6.5A2.5,2.5 0 0,1 14.5,9A2.5,2.5 0 0,1 12,11.5M12,2A7,7 0 0,0 5,9C5,14.25 12,22 12,22C12,22 19,14.25 19,9A7,7 0 0,0 12,2Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.contact-icon-email {
    display: inline-block;
    width: 30px;
    height: 30px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M20,8L12,13L4,8V6L12,11L20,6M20,4H4C2.89,4 2,4.89 2,6V18A2,2 0 0,0 4,20H20A2,2 0 0,0 22,18V6C22,4.89 21.1,4 20,4Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.contact-icon-phone {
    display: inline-block;
    width: 30px;
    height: 30px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M6.62,10.79C8.06,13.62 10.38,15.94 13.21,17.38L15.41,15.18C15.69,14.9 16.08,14.82 16.43,14.93C17.55,15.3 18.75,15.5 20,15.5A1,1 0 0,1 21,16.5V20A1,1 0 0,1 20,21A17,17 0 0,1 3,4A1,1 0 0,1 4,3H7.5A1,1 0 0,1 8.5,4C8.5,5.25 8.7,6.45 9.07,7.57C9.18,7.92 9.1,8.31 8.82,8.59L6.62,10.79Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

/* 平台图标 */
.platform-icon {
    position: absolute;
    width: 50px;
    height: 50px;
    background-color: #fff;
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 教程资讯图标 */
.tutorial-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background-color: #f5f5f5;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.tutorial-icon-basic {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M12,3L1,9L12,15L21,10.09V17H23V9M5,13.18V17.18L12,21L19,17.18V13.18L12,17L5,13.18Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.tutorial-icon-advanced {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M12,15C7.58,15 4,16.79 4,19V21H20V19C20,16.79 16.42,15 12,15M8,9A4,4 0 0,0 12,13A4,4 0 0,0 16,9M11.5,2C11.2,2 11,2.21 11,2.5V5.5H10V3C10,3 7.75,3.86 7.75,6.75C7.75,6.75 7,6.89 7,8H17C16.95,6.89 16.25,6.75 16.25,6.75C16.25,3.86 14,3 14,3V5.5H13V2.5C13,2.21 12.81,2 12.5,2H11.5Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.tutorial-icon-update {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M21,10.12H14.22L16.96,7.3C14.23,4.6 9.81,4.5 7.08,7.2C4.35,9.91 4.35,14.28 7.08,17C9.81,19.7 14.23,19.7 16.96,17C18.32,15.65 19,14.08 19,12.1H21C21,14.08 20.12,16.65 18.36,18.39C14.85,21.87 9.15,21.87 5.64,18.39C2.14,14.92 2.11,9.28 5.62,5.81C9.13,2.34 14.76,2.34 18.27,5.81L21,3V10.12M12.5,8V12.25L16,14.33L15.28,15.54L11,13V8H12.5Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
}

.icon-1 {
    top: 20%;
    left: 10%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M17,1H7A2,2 0 0,0 5,3V21A2,2 0 0,0 7,23H17A2,2 0 0,0 19,21V3A2,2 0 0,0 17,1M17,19H7V5H17V19M16,13H13V8H11V13H8L12,17L16,13Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 30px;
}

.icon-2 {
    top: 50%;
    right: 10%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M21,16H3V4H21M21,2H3C1.89,2 1,2.89 1,4V16A2,2 0 0,0 3,18H10V20H8V22H16V20H14V18H21A2,2 0 0,0 23,16V4C23,2.89 22.1,2 21,2Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 30px;
}

.icon-3 {
    bottom: 20%;
    left: 30%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%232e0a5a"><path d="M4,6H20V16H4M20,18A2,2 0 0,0 22,16V6C22,4.89 21.1,4 20,4H4C2.89,4 2,4.89 2,6V16A2,2 0 0,0 4,18H0V20H24V18H20Z" /></svg>');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 30px;
}