/* =========================================================
   AJAOPTICAL ABOUT US
   SEO + GEO OPTIMIZED VERSION
========================================================= */

.about-page{
    font-family:Arial,Helvetica,sans-serif;
    color:#222;
    line-height:1.7;
}

.about-container{
    max-width:1200px;
    margin:0 auto;
    padding:0 20px;
    box-sizing:border-box;
}

.about-page h1,
.about-page h2,
.about-page h3{
    font-family:Arial,Helvetica,sans-serif;
}

.about-page p{
    margin:0 0 15px;
}


/* =========================================================
   HERO
========================================================= */

.hero{
    display:flex;
    align-items:center;
    min-height:420px;
    gap:40px;
}

.hero-text{
    width:42%;
    padding:20px 0;
}

.tag{
    color:#E61E4A;
    font-size:14px;
    font-weight:bold;
    letter-spacing:1px;
}

.hero h1{
    font-size:42px;
    line-height:1.15;
    margin:20px 0;
}

.hero h1 span{
    color:#E61E4A;
}

.hero p{
    font-size:16px;
    line-height:1.8;
    color:#555;
}

.hero-img{
    width:58%;
}

.hero-img img{
    display:block;
    width:100%;
    height:420px;
    object-fit:cover;
    border-radius:6px;
}


/* =========================================================
   SMALL ADVANTAGE
========================================================= */

.advantage{
    display:flex;
    gap:30px;
    margin-top:30px;
}

.advantage div{
    flex:1;
}

.advantage strong{
    color:#E61E4A;
    font-size:17px;
}


/* =========================================================
   GENERAL SECTION
========================================================= */

.about-section{
    margin-top:75px;
}

.about-section h2{
    font-size:32px;
    line-height:1.25;
    margin:0 0 20px;
}

.about-section h2 span{
    color:#E61E4A;
}

.about-section-intro{
    max-width:900px;
    margin:0 auto 35px;
    text-align:center;
    color:#555;
    font-size:16px;
    line-height:1.8;
}


/* =========================================================
   WHO WE ARE
========================================================= */

.who-we-are{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:50px;
    align-items:center;
}

.who-text{
    color:#555;
    font-size:16px;
    line-height:1.85;
}

.who-highlight{
    background:#f8f8f8;
    padding:30px;
    border-left:3px solid #E61E4A;
}

.who-highlight strong{
    display:block;
    color:#222;
    font-size:20px;
    margin-bottom:10px;
}


/* =========================================================
   WHAT WE MANUFACTURE
========================================================= */

.product-intro{
    max-width:900px;
    margin:0 auto 35px;
    text-align:center;
    color:#555;
}

.product-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
}

.product-card{
    background:#f7f7f7;
    padding:25px;
    box-sizing:border-box;
    border-top:2px solid transparent;
    transition:all .2s ease;
}

.product-card:hover{
    border-top-color:#E61E4A;
}

.product-card h3{
    font-size:19px;
    margin:0 0 12px;
    color:#222;
}

.product-card p{
    font-size:14px;
    color:#666;
    line-height:1.7;
}


/* =========================================================
   WHO WE SERVE
========================================================= */

.customer-grid{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:18px;
}

.customer-card{
    background:#f8f8f8;
    padding:22px 18px;
    text-align:center;
    box-sizing:border-box;
}

.customer-card h3{
    font-size:17px;
    margin:0 0 10px;
    color:#222;
}

.customer-card p{
    font-size:13px;
    line-height:1.65;
    color:#666;
}

/* =========================================================
   OEM & ODM PROCESS COMBINED SECTION
========================================================= */

/* 外层基准 */
.oem-combined-section {
  background-color: #f9f9fb;
  padding: 60px 0;
  font-family: inherit;
}

.oem-combined-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* 上半部分左右网格布局 */
.oem-top-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 50px;
  padding-bottom: 40px;
  border-bottom: 1px solid #e8e8e8;
}

/* 左侧文案 */
.oem-info-box h2 {
  font-size: 28px;
  font-weight: 700;
  color: #111;
  margin-top: 0;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.oem-info-box h2 span {
  color: #E61E4A;
}

.oem-info-box p {
  font-size: 15px;
  line-height: 1.7;
  color: #555;
  margin-bottom: 24px;
}

/* 按钮设计 */
.oem-cta-btn {
  display: inline-block;
  background-color: #E61E4A;
  color: #ffffff !important;
  font-weight: 600;
  font-size: 14px;
  padding: 12px 24px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(230, 30, 74, 0.2);
}

.oem-cta-btn:hover {
  background-color: #d0163e;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(230, 30, 74, 0.3);
}

/* 右侧标签卡片网格 (2列) */
.oem-tags-box {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.tag-card {
  background: #ffffff;
  border: 1px solid #eaedf1;
  padding: 12px 16px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.02);
  transition: border-color 0.3s ease;
}

.tag-card:hover {
  border-color: #E61E4A;
}

.tag-icon {
  color: #E61E4A;
  font-weight: bold;
  font-size: 14px;
}

.tag-text {
  font-size: 13px;
  font-weight: 600;
  color: #333;
}

/* 下半部分流程区域 */
.process-title h3 {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin-top: 0;
  margin-bottom: 30px;
  color: #222;
  letter-spacing: 0.5px;
}

.process-title h3 span {
  color: #E61E4A;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 15px;
}

.process-card {
  background: #ffffff;
  padding: 24px 12px;
  border-radius: 8px;
  text-align: center;
  border: 1px solid #eee;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
  transition: transform 0.3s ease;
}

.process-card:hover {
  transform: translateY(-4px);
}

.process-number {
  width: 36px;
  height: 36px;
  line-height: 36px;
  background: #E61E4A;
  color: #fff;
  border-radius: 50%;
  margin: 0 auto 12px;
  font-weight: bold;
  font-size: 14px;
}

.process-card h3 {
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 8px;
  color: #222;
}

.process-card p {
  font-size: 12px;
  color: #666;
  margin: 0;
  line-height: 1.5;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .oem-top-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
}

@media (max-width: 576px) {
  .oem-tags-box {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* =========================================================
   TITLE
========================================================= */

.title{
    text-align:center;
    margin:75px 0 35px;
}

.title h2{
    font-size:32px;
    line-height:1.25;
    margin:0;
}

.title span{
    color:#E61E4A;
}

.title-description{
    max-width: 850px;
    width: 100%;
   margin: 15px auto 35px !important; /* margin: auto 确保容器在页面居中 */
   text-align: center;
   color: #666;
   font-size: 15px;
   line-height: 1.8;
   display: block;
}


/* =========================================================
   FACTORY
========================================================= */

.factory-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:20px;
}

.factory-grid img{
    display:block;
    width:100%;
    height:150px;
    object-fit:cover;
    border-radius:8px;
}

.factory-grid p{
    text-align:center;
    font-weight:bold;
    font-size:14px;
    margin:10px 0 0;
}

.factory-description{
    text-align:center;
    width:100%;
    max-width:900px;
    margin:25px auto 0 !important;
    color:#666;
    font-size:15px;
    line-height:1.8;
}


/* =========================================================
   MATERIALS
========================================================= */

.material-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
}

.material-card{
    padding:25px;
    background:#f7f7f7;
    box-sizing:border-box;
}

.material-card h3{
    color:#E61E4A;
    font-size:20px;
    margin:0 0 10px;
}

.material-card p{
    color:#666;
    font-size:14px;
    line-height:1.7;
}


/* =========================================================
   TEAM
========================================================= */

.team-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:25px;
}

.team-card{
    background:#f7f7f7;
    padding:20px;
    box-sizing:border-box;
}

.team-card img{
    display:block;
    width:100%;
    height:250px;
    object-fit:cover;
}

.team-card h3{
    color:#E61E4A;
    font-size:20px;
    margin:18px 0 10px;
}

.team-card ul{
    margin:0;
    padding-left:20px;
}

.team-card li{
    margin:8px 0;
    color:#555;
    font-size:14px;
}


/* =========================================================
   QUALITY CONTROL
========================================================= */

.qc-box{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
}

.qc-box img{
    display:block;
    width:100%;
    height:180px;
    object-fit:cover;
    border-radius:5px;
}

.qc-box p{
    text-align:center;
    font-weight:bold;
    font-size:14px;
    margin:10px 0 0;
}

.qc-description{
    width: 100%;
    max-width: 900px;
    margin: 25px auto 0 !important;
    text-align: center !important;
    color: #666;
    font-size: 15px;
    line-height: 1.8;
}


/* =========================================================
   WHY CHOOSE AJAOPTICAL
========================================================= */

.why-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:20px;
}

.why-card{
    padding:25px;
    background:#f8f8f8;
    box-sizing:border-box;
}

.why-card h3{
    font-size:18px;
    margin:0 0 10px;
    color:#222;
}

.why-card p{
    font-size:14px;
    color:#666;
    line-height:1.7;
}


/* =========================================================
   BOTTOM THREE COLUMNS
========================================================= */

.about-bottom{
    width:100%;
    max-width:1200px;
    margin:75px auto 0;
    display:grid;
    grid-template-columns:1.5fr 2.5fr 2fr;
    gap:18px;
    box-sizing:border-box;
}

.about-bottom-card{
    width:100%;
    height:300px;
    padding:20px;
    box-sizing:border-box;
    background:#f8f8f8;
    overflow:hidden;
}

.about-bottom-card h3{
    margin:0;
    font-size:17px;
    line-height:22px;
    font-weight:700;
    color:#222;
}

.about-red-line{
    width:35px;
    height:2px;
    margin:9px 0 15px;
    background:#E61E4A;
}


/* =========================================================
   WORKSHOP
========================================================= */

.workshop-single{
    width:100%;
    height:230px;
    overflow:hidden;
}

.workshop-single img{
    display:block;
    width:100%;
    height:230px;
    object-fit:cover;
    border-radius:4px;
}


/* =========================================================
   OUR TEAM
========================================================= */

.team-image-box{
    width:100%;
    height:230px;
    overflow:hidden;
}

.team-image-box img{
    display:block;
    width:100%;
    height:230px;
    object-fit:cover;
    border-radius:4px;
}


/* =========================================================
   CERTIFICATIONS
========================================================= */

.certificate-images{
    width:100%;
    height:230px;
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:8px;
    align-items:start;
}

.certificate-image{
    width:100%;
    height:190px;
    background:#fff;
    overflow:hidden;
    display:flex;
    align-items:center;
    justify-content:center;
}

.certificate-image img{
    display:block;
    width:100%;
    height:190px;
    object-fit:contain;
}


/* =========================================================
   FINAL TEXT
========================================================= */

.final-text{
    max-width:900px;
    margin:70px auto 0;
    text-align:center;
}

.final-text h2{
    font-size:30px;
    margin:0 0 20px;
}

.final-text h2 span{
    color:#E61E4A;
}

.final-text p{
    color:#666;
    font-size:15px;
    line-height:1.8;
}


/* =========================================================
   CTA
========================================================= */

.cta{
    margin-top:70px;
    background:#222;
    padding:60px 20px;
    text-align:center;
    color:white;
}

.cta h2{
    font-size:36px;
    line-height:1.25;
    margin:0 0 15px;
}

.cta p{
    color:#ddd;
    font-size:16px;
}

.btn{
    background:#E61E4A;
    color:white;
    padding:15px 40px;
    display:inline-block;
    margin-top:20px;
    text-decoration:none;
    font-weight:bold;
    border-radius:2px;
}

.btn:hover{
    background:#c9183f;
}


/* =========================================================
   MOBILE
========================================================= */

@media screen and (max-width:900px){

    .about-container{
        padding:0 15px;
    }

    .hero{
        flex-direction:column;
        min-height:auto;
        gap:25px;
        padding-top:30px;
    }

    .hero-text,
    .hero-img{
        width:100%;
    }

    .hero h1{
        font-size:34px;
    }

    .hero-img img{
        height:300px;
    }

    .advantage{
        gap:15px;
    }

    .advantage strong{
        font-size:15px;
    }

    .who-we-are{
        grid-template-columns:1fr;
        gap:25px;
    }

    .product-grid{
        grid-template-columns:1fr 1fr;
    }

    .customer-grid{
        grid-template-columns:1fr 1fr;
    }

    .oem-content{
        grid-template-columns:1fr;
        gap:25px;
    }

    .oem-section{
        padding:30px 20px;
    }

    .process-grid{
        grid-template-columns:repeat(3,1fr);
    }

    .factory-grid{
        grid-template-columns:repeat(3,1fr);
    }

    .material-grid{
        grid-template-columns:1fr 1fr;
    }

    .team-grid{
        grid-template-columns:1fr;
    }

    .qc-box{
        grid-template-columns:1fr 1fr;
    }

    .why-grid{
        grid-template-columns:1fr 1fr;
    }

    .about-bottom{
        grid-template-columns:1fr;
        margin-top:60px;
    }

}


@media screen and (max-width:600px){

    .hero h1{
        font-size:30px;
    }

    .hero p{
        font-size:15px;
    }

    .hero-img img{
        height:240px;
    }

    .title{
        margin:55px 0 25px;
    }

    .title h2,
    .about-section h2{
        font-size:26px;
    }

    .product-grid,
    .customer-grid,
    .material-grid,
    .why-grid{
        grid-template-columns:1fr;
    }

    .process-grid{
        grid-template-columns:1fr 1fr;
    }

    .factory-grid{
        grid-template-columns:1fr 1fr;
        gap:15px;
    }

    .factory-grid img{
        height:130px;
    }

    .qc-box{
        grid-template-columns:1fr 1fr;
        gap:15px;
    }

    .qc-box img{
        height:140px;
    }

    .custom-list{
        grid-template-columns:1fr;
    }

    .about-bottom-card{
        height:auto;
        min-height:300px;
    }

    .cta{
        padding:45px 20px;
    }

    .cta h2{
        font-size:28px;
    }

}