/* 创邦科技官网样式 - 参照 link-one.cn 设计风格 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif; color: #333; background: #fff; font-size: 15px; line-height: 1.8; }
a { text-decoration: none; color: inherit; }
ul, li { list-style: none; }
img { max-width: 100%; display: block; }
.wrap { width: 1200px; max-width: 94%; margin: 0 auto; }

/* ---------- 顶部导航 ---------- */
.header { background: #152b3f; height: 84px; position: fixed; top: 0; left: 0; right: 0; z-index: 100; }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.logo { display: flex; align-items: center; gap: 12px; color: #fff; }
.logo img { height: 46px; width: auto; }
.logo .cn { font-size: 20px; font-weight: 700; letter-spacing: 2px; line-height: 1.1; }
.logo .en { font-size: 12px; letter-spacing: 3px; color: #9fb3c5; }
.nav { display: flex; gap: 54px; }
.nav a { color: #fff; font-size: 16px; padding: 6px 2px; position: relative; }
.nav a:hover, .nav a.on { color: #fff; }
.nav a.on::after, .nav a:hover::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 3px; background: #c8102e; }
body { padding-top: 84px; }

/* ---------- 主横幅 ---------- */
.hero { background: #06090d; position: relative; overflow: hidden; }
.hero-slide { display: none; position: relative; min-height: 620px; }
.hero-slide.active { display: block; }
.hero-slide .bg { position: absolute; inset: 0; }
.hero-slide .bg img { width: 100%; height: 100%; object-fit: cover; opacity: .92; }
.hero-inner { position: relative; z-index: 2; padding: 150px 0 120px; }
.hero-en { color: #cfd8e0; font-size: 20px; letter-spacing: 6px; margin-bottom: 26px; }
.hero h1 { color: #fff; font-size: 58px; font-weight: 800; line-height: 1.35; letter-spacing: 4px; margin-bottom: 54px; }
.btn-red { display: inline-block; background: #c8102e; color: #fff; font-size: 17px; padding: 14px 58px; letter-spacing: 2px; transition: background .25s; }
.btn-red:hover { background: #a50d26; color: #fff; }
.hero-dots { position: absolute; bottom: 34px; left: 0; right: 0; text-align: center; z-index: 3; }
.hero-dots span { display: inline-block; width: 14px; height: 14px; background: rgba(255,255,255,.35); margin: 0 7px; cursor: pointer; }
.hero-dots span.active { background: #fff; }

/* ---------- 通用标题 ---------- */
.sec { padding: 96px 0; }
.sec-title { margin-bottom: 54px; }
.sec-title .en { color: #c8102e; font-size: 42px; font-weight: 800; letter-spacing: 2px; }
.sec-title .cn { color: #152b3f; font-size: 27px; font-weight: 700; margin-top: 10px; letter-spacing: 4px; }
.sec-title.center { text-align: center; }

/* ---------- 关于我们 ---------- */
.about { background: #fff; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.about-text p { color: #666; margin-bottom: 18px; text-align: justify; }
.adv-item { display: flex; gap: 22px; padding: 26px 0; border-bottom: 1px solid #e8e8e8; }
.adv-item:first-child { padding-top: 0; }
.adv-item .icon { flex: 0 0 54px; }
.adv-item .icon svg { width: 54px; height: 54px; stroke: #152b3f; }
.adv-item h3 { font-size: 18px; color: #152b3f; margin-bottom: 8px; }
.adv-item p { color: #888; font-size: 14px; }

/* ---------- 产品中心 ---------- */
.products { background: #1c1f24; position: relative; }
.products::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, #20242b, #171a1f); }
.products .wrap { position: relative; z-index: 2; }
.products .sec-title .cn { color: #fff; }
.p-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.p-card { background: #fff; overflow: hidden; }
.p-card .pic { height: 230px; overflow: hidden; position: relative; }
.p-card .pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.p-card:hover .pic img { transform: scale(1.06); }
.p-card .pic::after { content: ""; position: absolute; top: 0; left: 0; width: 90px; height: 8px; background: #c8102e; transform: skewX(-24deg); transform-origin: top left; }
.p-card .body { padding: 28px 28px 32px; text-align: center; }
.p-card h3 { font-size: 19px; color: #152b3f; margin-bottom: 12px; }
.p-card p { color: #888; font-size: 14px; min-height: 66px; }
.btn-line { display: inline-block; margin-top: 18px; border: 1px solid #c8102e; color: #c8102e; padding: 9px 34px; font-size: 14px; transition: all .25s; }
.btn-line:hover { background: #c8102e; color: #fff; }

/* ---------- 解决方案 ---------- */
.solutions { background: #1e6aa8; }
.solutions .sec-title .en { color: #fff; }
.solutions .sec-title .cn { color: #fff; }
.solutions .lead { color: #d7e7f5; text-align: center; margin: -30px 0 50px; font-size: 16px; letter-spacing: 2px; }
.s-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.s-card { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); padding: 44px 26px; text-align: center; color: #fff; transition: all .3s; }
.s-card:hover { background: rgba(255,255,255,.16); transform: translateY(-6px); }
.s-card .icon svg { width: 58px; height: 58px; stroke: #fff; margin: 0 auto 20px; }
.s-card h3 { font-size: 17px; margin-bottom: 12px; line-height: 1.6; }
.s-card p { font-size: 13px; color: #cfe2f2; }

/* ---------- 新闻中心 ---------- */
.news { background: #f7f8fa; }
.n-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.n-card { background: #fff; box-shadow: 0 4px 18px rgba(0,0,0,.06); }
.n-card .pic { height: 190px; background: #dfe5ea; overflow: hidden; }
.n-card .pic img { width: 100%; height: 100%; object-fit: cover; }
.n-card .body { padding: 24px 26px 28px; }
.n-card .date { color: #c8102e; font-size: 13px; margin-bottom: 10px; }
.n-card h3 { font-size: 17px; color: #152b3f; margin-bottom: 10px; line-height: 1.6; }
.n-card h3:hover { color: #c8102e; }
.n-card p { color: #888; font-size: 14px; }

/* ---------- 内页横幅 ---------- */
.page-banner { background: #0b0e12; padding: 90px 0; text-align: center; position: relative; overflow: hidden; }
.page-banner .en { color: #8fa3b5; letter-spacing: 8px; font-size: 15px; margin-bottom: 14px; }
.page-banner h1 { color: #fff; font-size: 40px; letter-spacing: 10px; font-weight: 800; }
.page-banner::after { content: ""; position: absolute; left: 50%; bottom: 34px; transform: translateX(-50%); width: 60px; height: 4px; background: #c8102e; }
.page-body { padding: 70px 0 90px; }
.page-body h2 { color: #152b3f; font-size: 22px; margin: 34px 0 16px; padding-left: 14px; border-left: 4px solid #c8102e; }
.page-body p { color: #555; margin-bottom: 16px; text-align: justify; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 26px; }
.contact-item .icon svg { width: 40px; height: 40px; stroke: #c8102e; }
.contact-item h3 { font-size: 17px; color: #152b3f; margin-bottom: 6px; }
.contact-item p { color: #666; }
.news-list li { border-bottom: 1px solid #e6e6e6; padding: 22px 0; display: flex; justify-content: space-between; align-items: center; }
.news-list li a { font-size: 17px; color: #333; }
.news-list li a:hover { color: #c8102e; }
.news-list li .date { color: #999; font-size: 14px; white-space: nowrap; margin-left: 30px; }

/* ---------- 页脚 ---------- */
.footer { background: #152b3f; color: #9fb3c5; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 50px; padding-bottom: 50px; }
.footer h4 { color: #fff; font-size: 17px; margin-bottom: 22px; letter-spacing: 2px; }
.footer .contact-line { display: flex; gap: 12px; margin-bottom: 14px; font-size: 14px; align-items: flex-start; }
.footer .contact-line svg { width: 18px; height: 18px; stroke: #9fb3c5; flex: 0 0 18px; margin-top: 4px; }
.footer-links a { display: block; color: #9fb3c5; font-size: 14px; margin-bottom: 12px; }
.footer-links a:hover { color: #fff; }
.copyright { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; text-align: center; font-size: 13px; color: #7d93a8; }
.copyright .icp { margin-top: 8px; font-size: 12px; color: #64798d; }
.copyright .icp a { color: #64798d; text-decoration: none; }
.copyright .icp a:hover { text-decoration: underline; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .nav { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .p-cards, .n-cards { grid-template-columns: 1fr; }
  .s-cards { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 38px; }
  .footer-grid { grid-template-columns: 1fr; }
}