*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC",Helvetica,Arial,sans-serif;line-height:1.6;color:#333;background:#f8f9fa}
a{color:#c41e3a;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{width:92%;max-width:1200px;margin:0 auto;padding:0 15px}
header{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08);position:sticky;top:0;z-index:100}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:70px}
.logo{font-size:22px;font-weight:700;color:#c41e3a;letter-spacing:1px}
.logo span{color:#333;font-weight:400}
nav a{margin-left:28px;font-size:15px;color:#555;font-weight:500}
nav a:hover{color:#c41e3a}
.banner{position:relative;background:url(images/banner.jpg) center/cover no-repeat;height:520px;display:flex;align-items:center;justify-content:center}
.banner::before{content:'';position:absolute;inset:0;background:rgba(0,0,0,.45)}
.banner-content{position:relative;text-align:center;color:#fff;z-index:1}
.banner-content h1{font-size:42px;font-weight:700;margin-bottom:15px;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.banner-content p{font-size:18px;margin-bottom:25px;opacity:.95}
.btn{display:inline-block;padding:12px 32px;background:#c41e3a;color:#fff;border-radius:4px;font-size:16px;font-weight:500;transition:.3s}
.btn:hover{background:#a31830;color:#fff;text-decoration:none}
.section{padding:70px 0}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:32px;color:#222;margin-bottom:12px}
.section-title p{color:#666;font-size:15px}
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.about-img{border-radius:8px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.1)}
.about-text h3{font-size:24px;color:#222;margin-bottom:18px}
.about-text p{color:#555;margin-bottom:14px;text-align:justify}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-item{background:#fff;padding:32px 24px;border-radius:8px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.06);transition:.3s}
.feature-item:hover{transform:translateY(-5px);box-shadow:0 8px 24px rgba(0,0,0,.1)}
.feature-icon{font-size:36px;color:#c41e3a;margin-bottom:16px}
.feature-item h3{font-size:18px;color:#222;margin-bottom:10px}
.feature-item p{font-size:14px;color:#666}
.services{background:#fff}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.service-card{border:1px solid #eee;border-radius:8px;overflow:hidden;transition:.3s}
.service-card:hover{box-shadow:0 8px 24px rgba(0,0,0,.1)}
.service-img{height:200px;overflow:hidden}
.service-img img{width:100%;height:100%;object-fit:cover;transition:.3s}
.service-card:hover .service-img img{transform:scale(1.05)}
.service-body{padding:24px}
.service-body h3{font-size:18px;color:#222;margin-bottom:10px}
.service-body p{font-size:14px;color:#666}
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.contact-info h3{font-size:24px;color:#222;margin-bottom:24px}
.contact-item{display:flex;align-items:flex-start;margin-bottom:22px}
.contact-icon{width:44px;height:44px;background:#c41e3a;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:18px;margin-right:16px;flex-shrink:0}
.contact-item div h4{font-size:16px;color:#222;margin-bottom:4px}
.contact-item div p{font-size:15px;color:#555}
.contact-img{border-radius:8px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.1)}
.page-banner{background:#c41e3a;color:#fff;padding:80px 0;text-align:center}
.page-banner h1{font-size:36px;margin-bottom:10px}
.page-banner p{font-size:16px;opacity:.9}
.content-box{max-width:900px;margin:0 auto;background:#fff;padding:45px;border-radius:8px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.content-box h2{font-size:26px;color:#222;margin:30px 0 15px}
.content-box h3{font-size:20px;color:#333;margin:25px 0 12px}
.content-box p{color:#555;margin-bottom:14px;text-align:justify}
.breadcrumb{font-size:14px;color:#888;margin-bottom:25px}
.breadcrumb a{color:#c41e3a}
footer{background:#1a1a1a;color:#aaa;padding:50px 0 20px}
.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin-bottom:35px}
.footer-col h4,.footer-col h5{color:#fff;font-size:16px;margin-bottom:18px}
.footer-col p,.footer-col a{font-size:14px;color:#aaa;line-height:1.8}
.footer-col a{display:block;margin-bottom:8px}
.footer-bottom{border-top:1px solid #333;padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.copyright{font-size:14px;color:#888}
.piracy{color:#ff4444;font-weight:700;font-size:14px}
@media (max-width:992px){.about-wrap,.contact-wrap{grid-template-columns:1fr}.features{grid-template-columns:repeat(2,1fr)}.service-grid{grid-template-columns:repeat(2,1fr)}.footer-content{grid-template-columns:1fr 1fr}}
@media (max-width:576px){.features{grid-template-columns:1fr}.service-grid{grid-template-columns:1fr}.banner-content h1{font-size:28px}.section-title h2{font-size:24px}.page-banner h1{font-size:28px}.footer-content{grid-template-columns:1fr}.header-inner{flex-direction:column;height:auto;padding:15px 0}nav a{margin:8px 10px 0}}