/* 全局 */
.container{max-width:1300px;margin:0 auto;padding:0 16px}
.section{padding:80px 0}
h1,h2,h3,h4{font-weight:700;line-height:1.2}
.title-primary{font-size:clamp(2rem,5vw,3.4rem);margin-bottom:20px}
.title-secondary{font-size:clamp(1.6rem,4vw,2.2rem);margin-bottom:40px}
.text-center{text-align:center}
/* 课程列表 */
.course-list{overflow:hidden;padding-top:80px}
.course-wrap{margin:0 -15px}
.course-card{margin:20px 15px;width:calc(50% - 30px);background:#fff;border-radius:10px;position:relative;float:left;min-height:350px;padding:30px;box-sizing:border-box;transition:all .3s}
.course-card:hover{box-shadow:0 0 20px rgba(100,100,100,.5)}
.course-main{display:flex;align-items:center;margin-bottom:40px}
.course-pic{width:150px;flex-shrink:0}
.course-pic a{display:block;width:150px;height:150px;border-radius:10px;overflow:hidden}
.course-pic img{width:100%;height:100%;object-fit:cover}
.course-text{flex:1;padding-left:15px;position:relative}
.course-tit{color:#000;font-size:24px;font-weight:600;margin:0}
.course-desc{color:#666;font-size:16px;padding:15px 0;margin:0;text-align:justify}
.course-data span{display:inline-block;color:#999;font-size:12px}
.course-data i{margin-right:5px}
.course-btn{width:120px;height:34px;line-height:34px;background:#DE1F26;font-size:14px;color:#fff;text-align:center;border-radius:15px;position:absolute;right:0;bottom:1px;opacity:0;transform:translateY(-20px);transition:all .5s ease-out}
.course-text:hover .course-btn{opacity:1;transform:translateY(0)}

/* 帖子公告 */
.bbs-booking{position:relative;border-radius:10px;background:#f6f6f6;padding:20px}
.bbs-notice{display:flex;align-items:center}
.bbs-notice i{width:40px;color:#DE1F26;font-size:24px}
.bbs-notice a{font-size:18px;line-height:26px;color:#333}

/* 优势卡片 */
.advantage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:50px}
.advantage-card{background:#fff;padding:36px 24px;border-radius:15px;text-align:center;transition:.3s;box-shadow:0 4px 15px rgba(0,0,0,.03)}
.advantage-card:hover{transform:translateY(-6px);box-shadow:0 12px 30px rgba(0,0,0,.08)}
.advantage-icon{width:64px;height:64px;background:rgba(217,37,29,.1);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}
.advantage-icon i{font-size:26px;color:#D9251D}
.advantage-card h3{font-size:20px;margin-bottom:8px}
.advantage-card p{font-size:18px;opacity:.9}

/* 数据板块 */
.data{background:#D9251D;color:#fff;text-align:center;padding:80px 0}
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.data-number{font-size:42px;font-weight:900;margin-bottom:8px}
.data-text{font-size:18px;opacity:.9}

/* 学员评价 */
.testimonial{background:#f9f9f9}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:50px}
.testimonial-card{background:#fff;padding:36px;border-radius:16px;box-shadow:0 4px 15px rgba(0,0,0,.04);position:relative}
.testimonial-stars{color:#ffcd02;margin-bottom:16px}
.testimonial-content{font-size:16px;line-height:1.7;color:#444;font-style:italic;margin-bottom:20px}
.testimonial-user{font-weight:bold;color:#D9251D;font-size:15px}

/* 表单板块 */
.contact{background:#D9251D;color:#fff;text-align:center;padding:100px 0}
.contact-btn{display:inline-block;background:#fff;color:#D4AF37;padding:14px 36px;border-radius:50px;font-size:1rem;font-weight:600;text-decoration:none;transition:.3s;margin:0 8px}

/* 微信弹窗 */
.wechat-pop{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.65);z-index:9999;align-items:center;justify-content:center}
.pop-box{background:#fff;padding:30px;border-radius:12px;text-align:center;width:90%;max-width:330px}
.pop-box h4{font-size:1.2rem;margin-bottom:18px;color:#222;font-weight:600}
.pop-qrcode{width:200px;height:200px;margin:0 auto 18px;object-fit:contain}
.pop-wxnum{color:#2A4B8D;font-weight:bold;margin:10px 0;font-size:1.1rem}
.copy-btn{background:#2A4B8D;color:#fff;border:none;padding:10px 24px;border-radius:6px;margin:8px 5px;cursor:pointer;font-size:.95rem}
.close-pop{margin-top:15px;color:#888;cursor:pointer;font-size:.95rem}

/* 响应式 */
@media (max-width:1024px){.advantage-grid,.course-grid,.testimonial-grid,.data-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:768px){.advantage-grid,.course-grid,.testimonial-grid,.data-grid,.footer-grid{grid-template-columns:1fr}.nav-menu{display:none}.form{grid-template-columns:1fr}.form-btn{grid-column:span 1}}