* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}

/* 顶部 banner 样式 */
.banner {
    position: relative;
    height: 600px;
    color: #fff;
}

.banner-bg {
    width: 100%;
    height: 600px;
    background: url(../img/banner.815ea59.png) no-repeat center;
    background-size: cover;
}

.banner-text {
    position: absolute;
    left: 350px;
    top: 90px;
    z-index: 2;

}

.banner-text h1 {
    font-size: 70px;
    font-weight: 600;
    margin-bottom: 20px;
}

.banner-text p {
    font-size: 24px;
    margin-bottom: 20px;

}

.banner-btn {
    display: block;
    background: #025bf8;
    border: 1px solid #025bf8;
    border-radius: 43px;
    height: 66px;
    margin-top: 40px;
    width: 264px;
    color: #fff;
    font-size: 24px;
    font-weight: 400;
    text-decoration: none;
    text-align: center;
    line-height: 66px;
}

.banner-img {
    position: absolute;
    top: 90px;
    right: 350px;
    width: 600px;
    height: 362px;
}

.intro-item {
    width: 1200px;
    margin: 0 auto;
    padding: 50px 0;
    display: flex;
    justify-content: space-between;
}

.intro-item img {
    width: 45%;
    height: auto;
}

.intro-text {
    width: 50%;
}

.intro-text span {
    color: #025bf8;
    font-size: 12px;
    font-weight: 600;
}

.intro-text h3 {
    margin-top: 32px;
    margin-bottom: 25px;
    font-size: 16px;
}

.intro-text p {
    color: #4e5969;
    font-size: 12px;
}

.left-text {
    text-align: center;
}



/* 特色功能 section 容器 */
.feature-section {
    padding: 50px 20px;
    text-align: center;
}

.feature-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

/* Grid 容器 */
.feature-grid {
    width: 1200px;
    margin: 0 auto;
    display: grid;
    /* 桌面端：每行4列，列宽自适应 */
    grid-template-columns: repeat(4, 1fr);
    /* 列间距、行间距 */
    gap: 30px;
}

/* 功能项样式 */
.feature-item {
    text-align: center;
    padding: 10px;
}

.feature-item-title {
    display: flex;
    align-items: center;

}

.feature-icon {
    width: 40px;
    height: 40px;
    margin-right: 10px;
    border-radius: 50%;
    background-color: #2175f5;
    color: #fff;
    line-height: 50px;
    font-size: 0.8rem;

}

.feature-item h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;

}

.feature-item p {
    color: #4e5969;
    font-size: 14px;
    font-weight: 400;
    padding-top: 10px;
    text-align: left;
}

.register {
    position: relative;
}

.register img {
    width: 100%;
    height: auto;
}

.register-text {
    width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 99;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.register-text h2 {
    width: 100%;
    color: #fff;
    font-weight: 700;
    line-height: 84px;
    text-align: center;
    font-size: 60px;
}

.register-text .register-btn {
    font-size: 24px;
    font-weight: 400;
    height: 66px;
    margin-top: 4rem;
    width: 316px;
    background: #fff;
    border-radius: 42px;
    color: #025bf8;
    text-align: center;
    line-height: 66px;
    text-decoration: none;
}