.features-section{
padding:100px 20px;
background:#f6f7fb;
font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

.features-container{
max-width:1200px;
margin:auto;
}

/* 标题 */

.features-title{
text-align:center;
font-size:44px;
font-weight:800;
color:#0f172a;
margin-bottom:20px;
}

/* 下划线 */

.features-line{
width:80px;
height:5px;
background:#5f4bff;
margin:0 auto 60px;
border-radius:3px;
}

/* 网格 */

.features-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

/* 卡片 */

.feature-card{
background:white;
padding:35px;
border-radius:18px;
border:1px solid #e6eaf0;
box-shadow:0 8px 25px rgba(0,0,0,0.05);
transition:all .25s ease;
}

/* hover */

.feature-card:hover{
transform:translateY(-6px);
box-shadow:0 15px 35px rgba(0,0,0,0.08);
}

/* icon */

.feature-icon{
width:52px;
height:52px;
border-radius:12px;
background:#f1f3ff;
display:flex;
align-items:center;
justify-content:center;
font-size:24px;
color:#5f4bff;
margin-bottom:20px;
box-shadow:0 4px 10px rgba(0,0,0,0.05);
}

/* 标题 */

.feature-card h3{
font-size:20px;
font-weight:700;
margin-bottom:10px;
color:#0f172a;
}

/* 描述 */

.feature-card p{
font-size:16px;
color:#5b6475;
line-height:1.7;
}

/* 移动端 */

@media(max-width:1000px){
.features-grid{
grid-template-columns:repeat(2,1fr);
}
}

@media(max-width:700px){
.features-grid{
grid-template-columns:1fr;
}
.features-title{
font-size:32px;
}
}