.hero{
    padding:100px 0;
    background:#fafafa;
}
.hero-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:80px;
    align-items:center;
}
.hero-tag{
    display:inline-block;
    padding:8px 18px;
    border-radius:50px;
    background:#fff2e8;
    color:#ff7a45;
    margin-bottom:20px;
}
.hero-content h1{
    font-size:58px;
    line-height:1.2;
    margin-bottom:25px;
}
.hero-content p{
    color:#666;
    font-size:18px;
    margin-bottom:35px;
}
.hero-btns{
    display:flex;
    gap:15px;
}
.btn-outline{
    height:54px;
    padding:0 35px;
    border:1px solid #ddd;
    border-radius:50px;
    display:flex;
    align-items:center;
    color:#333;
}
.hero-image img{
    border-radius:30px;
    box-shadow:0 20px 50px rgba(0,0,0,.12);
}

/* 行业卡片 */
.industry-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

/* 卡片变成背景容器 */
.industry-grid .card{
    position: relative;
    height: 220px; /* 你可以调高度 */
    border-radius: 16px;
    overflow: hidden;

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    display: flex;
    align-items: flex-end; /* 文字在底部 */
    padding: 20px;

    color: #fff;
}

/* 加一层遮罩，保证文字可读 */
.industry-grid .card::before{
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.35);
}

/* 文字层 */
.card-content{
    position: relative;
    z-index: 2;
}

.card-content h3{
    margin: 0 0 6px;
    font-size: 18px;
}

.card-content p{
    margin: 0;
    font-size: 13px;
    opacity: 0.9;
}

/* 痛点 */
.pain-section{
    background:#fafafa;
}
.pain-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
}
.pain-item{
    background:#fff;
    border-radius:20px;
    padding:30px;
    text-align:center;
    box-shadow:0 8px 20px rgba(0,0,0,.06);
}

/* 客户案例 */
.case-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
}
.case-grid img{
    border-radius:15px;
    margin-bottom:20px;
}

/* 数据展示 */
.data-section{
    background:linear-gradient(135deg,#ff9f43,#ff6b6b);
    color:#fff;
}
.data-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    text-align:center;
}
.data-grid h2{
    font-size:52px;
}

/* 优势 */
.advantage-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:25px;
}

/* CTA */
.cta-section{
    padding:100px 0;
    text-align:center;
    background:#111;
    color:#fff;
}
.cta-section h2{
    margin-bottom:30px;
    font-size:42px;
}

/* 响应式 */
@media(max-width:768px){
    .hero-grid{
        grid-template-columns:1fr;
        text-align:center;
    }
    .hero-content h1{
        font-size:38px;
    }
    .hero-btns{
        justify-content:center;
        flex-wrap:wrap;
    }
    .industry-grid,
    .pain-grid,
    .case-grid,
    .advantage-grid,
    .data-grid{
        grid-template-columns:1fr;
    }
    .cta-section h2{
        font-size:30px;
    }
}