/* =====================================================
   spway 官网 - 品牌配色(依据公司 logo 重构)
   logo 主色: 蓝绿 #177F93 | 渐变 #0E5E73 -> #177F93 -> #2FA0B4
   点缀: 玫红 #EE2D57 | 白色
   ===================================================== */
:root {
  /* 品牌色(与 logo 一致) */
  --brand: #177F93;
  --brand-dark: #0E5E73;
  --brand-deep: #093A46;
  --brand-bright: #2FA0B4;
  --brand-light: #E6F3F7;
  --accent: #EE2D57;
  /* 兼容旧引用 */
  --green: #177F93;
  --green-dark: #0E5E73;
  --green-deep: #093A46;
  --green-bright: #2FA0B4;
  --green-light: #E6F3F7;
  --orange: #EE2D57;
  --text: #20343B;
  --text-light: #5E7680;
  --bg: #F3F8FA;
  --white: #FFFFFF;
  --border: #D7E8ED;
  --radius: 8px;
  /* 华为云式卡片阴影:默认极轻,以边框为主;hover 轻投影上浮 */
  --shadow: 0 1px 3px rgba(16, 24, 40, 0.05);
  --shadow-hover: 0 8px 24px rgba(23, 127, 147, 0.10);
  /* 与 logo 相同的品牌渐变 */
  --grad-brand: linear-gradient(90deg, #0E5E73 0%, #177F93 55%, #2FA0B4 100%);
  --grad-brand-135: linear-gradient(135deg, #0E5E73 0%, #177F93 55%, #2FA0B4 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.7;
}
a { text-decoration: none; color: inherit; transition: color .2s; }
ul { list-style: none; }
img { max-width: 100%; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ---------- 头部导航 ---------- */
.site-header {
  background: var(--white);
  box-shadow: 0 2px 10px rgba(9, 58, 70, 0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header .container { display: flex; align-items: center; height: 78px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo .logo-img { height: 54px; width: auto; display: block; transition: transform .2s; }
.logo:hover .logo-img { transform: scale(1.03); }
.logo .logo-text { line-height: 1.3; }
.logo .logo-text b { font-size: 18px; color: var(--brand-dark); display: block; letter-spacing: 1px; }
.logo .logo-text small { font-size: 12px; color: var(--brand); letter-spacing: 2px; }
.nav { margin-left: auto; display: flex; gap: 2px; }
/* 下划线式导航:激活/悬停以品牌色下划线标识 */
.nav a {
  display: block; padding: 10px 14px;
  font-size: 15.5px; color: var(--text); font-weight: 600;
  position: relative; transition: color .2s;
}
.nav a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 3px; border-radius: 2px; background: var(--green);
  transform: scaleX(0); transition: transform .25s ease;
}
.nav a:hover { color: var(--green); }
.nav a:hover::after { transform: scaleX(1); }
.nav a.active { color: var(--green); }
.nav a.active::after { transform: scaleX(1); }
.nav-toggle {
  display: none; margin-left: auto; background: none; border: none;
  font-size: 24px; color: var(--green-dark); cursor: pointer; padding: 6px 10px;
}

/* ---------- 首页 Banner 轮播(图片 + 暗色蒙版 + 宣传文字) ---------- */
.hero { position: relative; overflow: hidden; background: var(--green-deep); }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease; }
.hero-slide.active { opacity: 1; position: relative; }
.hero-slide img { width: 100%; height: 480px; object-fit: cover; display: block; }
.hero-mask {
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(9,58,70,.85) 0%, rgba(9,58,70,.55) 50%, rgba(9,58,70,.12) 100%);
}
.hero-text {
  position: absolute; top: 50%; left: 8%; transform: translateY(-50%);
  max-width: 680px; color: #fff; z-index: 2;
}
.hero-tag {
  display: inline-block; font-size: 13px; letter-spacing: 3px; color: #BFE8F2;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  padding: 6px 16px; border-radius: 4px; margin-bottom: 18px;
}
.hero-text h2 { font-size: 42px; font-weight: 800; letter-spacing: 2px; line-height: 1.3;
  text-shadow: 0 2px 14px rgba(0,0,0,.35); }
.hero-text p { font-size: 18px; color: #E6F3F7; margin-top: 16px; letter-spacing: 1px; }
.hero-btn {
  display: inline-block; margin-top: 26px; background: var(--green); color: #fff;
  padding: 11px 34px; border-radius: 6px; font-weight: 700; font-size: 15px; letter-spacing: 1px;
  transition: background .2s;
}
.hero-btn:hover { background: var(--green-dark); }
.hero-dots {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; z-index: 5;
}
.hero-dots span {
  width: 26px; height: 5px; border-radius: 3px; background: rgba(255,255,255,.45);
  cursor: pointer; transition: all .3s;
}
.hero-dots span.active { background: var(--orange); width: 40px; }

/* ---------- 标语条 ---------- */
.slogan-bar {
  background: var(--grad-brand);
  color: #fff; text-align: center; padding: 14px 20px;
  font-size: 18px; font-weight: 700; letter-spacing: 4px;
}
.slogan-bar small { font-weight: 400; letter-spacing: 1px; opacity: .9; margin-left: 14px; font-size: 13px; }

/* ---------- 区块 ---------- */
.section { padding: 56px 0; }
.section.alt { background: var(--white); }
.section-head { text-align: center; margin-bottom: 38px; }
.section-head h2 {
  font-size: 28px; color: var(--green-dark); letter-spacing: 2px;
  position: relative; display: inline-block;
}
.section-head h2::after {
  content: ""; display: block; width: 46px; height: 4px; border-radius: 2px;
  background: var(--orange); margin: 10px auto 0;
}
.section-head p { color: var(--text-light); margin-top: 10px; }

/* ---------- 华为云风格链接 ---------- */
.text-link { color: var(--green); font-weight: 700; }
.text-link:hover { color: var(--green-dark); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 首页简介+数据 ---------- */
.intro-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 40px; align-items: center; }
.intro-text h3 { color: var(--green-dark); font-size: 22px; margin-bottom: 14px; }
.intro-text p { color: var(--text-light); text-indent: 2em; margin-bottom: 12px; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.stat-card {
  background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius);
  text-align: center; padding: 28px 12px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--green); }
.stat-card b { font-size: 34px; color: var(--green); display: block; }
.stat-card span { color: var(--text-light); font-size: 13px; }

/* ---------- 产品卡片(华为云风格) ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.prod-card {
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s, border-color .25s;
  display: flex; flex-direction: column;
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--green); }
.prod-card .p-img { background: var(--green-deep); aspect-ratio: 4/3; overflow: hidden; }
.prod-card .p-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.prod-card:hover .p-img img { transform: scale(1.05); }
.prod-card .p-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.prod-card .p-body h3 { font-size: 16px; color: var(--green-dark); margin-bottom: 8px; line-height: 1.45; }
.prod-card .p-body h3 a { transition: color .2s; }
.prod-card .p-body h3 a:hover { color: var(--green); }
.prod-card .p-body p { color: var(--text-light); font-size: 13.5px; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.prod-card .p-foot { margin-top: 14px; display: flex; justify-content: space-between; align-items: center; }
.prod-card .p-foot .tag { font-size: 12px; color: var(--green); background: var(--green-light);
  padding: 3px 10px; border-radius: 4px; }
.prod-card .p-foot .p-date { color: var(--text-light); font-size: 12px; margin-left: auto; }
.prod-card .p-foot .more { color: var(--green); font-size: 13.5px; font-weight: 600; margin-left: 10px; }
.prod-card .p-foot .more:hover { color: var(--green-dark); text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 新闻列表 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 26px; }
.news-item {
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 22px; display: flex; gap: 16px; align-items: center;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.news-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); border-color: var(--green); }
.news-item .date {
  text-align: center; min-width: 66px; padding: 8px 6px; border-radius: 6px;
  background: var(--green-light); color: var(--green);
}
.news-item .date b { display: block; font-size: 20px; line-height: 1.2; }
.news-item .date span { font-size: 12px; }
.news-item h3 { font-size: 15.5px; color: var(--text); line-height: 1.5; }
.news-item h3:hover { color: var(--green); }

/* ---------- 合作伙伴 ---------- */
.partner-wall { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.partner-chip {
  background: var(--white); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 20px; font-size: 15px; color: var(--green-dark); font-weight: 600;
  transition: all .25s; display: flex; align-items: center; gap: 10px;
}
.partner-chip .p-logo { width: 28px; height: 28px; object-fit: contain; border-radius: 6px;
  background: var(--white); padding: 1px; flex-shrink: 0; }
.partner-chip:hover { border-color: var(--green); color: var(--green); box-shadow: var(--shadow-hover); transform: translateY(-2px); }

/* ---------- 联系 CTA ---------- */
.cta-bar {
  background: linear-gradient(120deg, #093A46 0%, #177F93 55%, #2FA0B4 100%);
  color: #fff; padding: 40px 0;
}
.cta-bar .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.cta-bar h3 { font-size: 24px; letter-spacing: 2px; }
.cta-bar p { opacity: .92; margin-top: 6px; }
/* 扁平按钮:纯色填充、无渐变无阴影、小圆角 */
.cta-bar .cta-btn {
  background: var(--white); color: var(--green-dark); font-weight: 700; padding: 12px 34px;
  border-radius: 6px; font-size: 16px; letter-spacing: 2px; border: 1px solid transparent;
  transition: background .2s, color .2s;
}
.cta-bar .cta-btn:hover { background: var(--green-dark); color: #fff; }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--green-deep); color: #BFE0CC; font-size: 14px; }
.footer-main { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; padding: 46px 0 34px; }
.footer-main h4 { color: #fff; font-size: 16px; margin-bottom: 16px; letter-spacing: 1px; position: relative; padding-bottom: 10px; }
.footer-main h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 30px; height: 3px; background: var(--orange); border-radius: 2px; }
.footer-main p { margin-bottom: 8px; line-height: 1.9; }
.footer-main a { color: #BFE0CC; }
.footer-main .f-link { display: flex; align-items: center; gap: 10px; margin-bottom: 10px;
  transition: color .2s, transform .2s; }
.footer-main .f-link .f-ic { flex-shrink: 0; display: block; }
.footer-main .f-link .f-logo { width: 24px; height: 24px; border-radius: 6px; object-fit: contain;
  background: var(--white); padding: 2px; flex-shrink: 0; }
.footer-main .f-link .f-ic circle { transition: fill .2s; }
.footer-main .f-link .f-ic g { transition: stroke .2s; }
.footer-main .f-link:hover { color: var(--accent); transform: translateX(3px); }
.footer-main .f-link:hover .f-ic circle { fill: rgba(238,45,87,.18); }
.footer-main .f-link:hover .f-ic g { stroke: var(--accent); }
.footer-main a:not(.f-link) { display: block; margin-bottom: 8px; }
.footer-main a:not(.f-link):hover { color: var(--orange); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.12); padding: 16px 0;
  text-align: center; font-size: 13px; color: #8FB8A0;
}
.footer-bottom a { color: #BFE0CC; }
.footer-bottom a:hover { color: var(--orange); }

/* ---------- 内页公共 ---------- */
.page-banner {
  background: linear-gradient(120deg, var(--green-deep) 0%, var(--green) 100%);
  color: #fff; padding: 46px 0; text-align: center;
}
.page-banner h1 { font-size: 30px; letter-spacing: 3px; }
.page-banner p { opacity: .85; margin-top: 8px; letter-spacing: 1px; }
.crumb { padding: 14px 0; font-size: 13px; color: var(--text-light); }
.crumb a { color: var(--text-light); }
.crumb a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }
.crumb b { color: var(--green); font-weight: 600; }

.page-wrap { background: var(--white); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 34px 40px; box-shadow: var(--shadow); margin-bottom: 46px; }
.page-wrap p { margin-bottom: 12px; }
.page-wrap h3 { color: var(--green-dark); margin: 18px 0 10px; }
.page-wrap a { color: var(--green); }
.page-wrap a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- 产品列表页 ---------- */
.prod-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.prod-filter a {
  padding: 8px 20px; border-radius: 6px; background: var(--white);
  border: 1px solid var(--border); font-size: 14px; color: var(--text);
  transition: all .2s;
}
.prod-filter a.active, .prod-filter a:hover { background: var(--green); color: #fff; border-color: var(--green); }
.search-box { display: flex; gap: 8px; margin-left: auto; }
.search-box input {
  border: 1px solid var(--border); border-radius: 6px; padding: 7px 16px; outline: none; width: 200px;
  transition: border-color .2s, box-shadow .2s;
}
.search-box input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(23,127,147,.12); }
.search-box button { background: var(--green); color: #fff; border: none; border-radius: 6px; padding: 0 20px; cursor: pointer; transition: background .2s; }
.search-box button:hover { background: var(--green-dark); }

/* ---------- 分页(华为云扁平风格) ---------- */
.pagination { display: flex; justify-content: center; gap: 6px; margin: 36px 0 10px; }
.pagination a, .pagination span {
  min-width: 34px; text-align: center; padding: 6px 12px; border-radius: 4px; background: var(--white);
  border: 1px solid var(--border); font-size: 14px; color: var(--text); transition: all .2s;
}
.pagination .current { background: var(--green); color: #fff; border-color: var(--green); }
.pagination a:hover { border-color: var(--green); color: var(--green); background: var(--green-light); }

/* ---------- 详情页 ---------- */
.detail-head { border-bottom: 2px solid var(--green-light); padding-bottom: 18px; margin-bottom: 26px; }
.detail-head h1 { font-size: 24px; color: var(--green-dark); }
.detail-head .meta { color: var(--text-light); font-size: 13px; margin-top: 10px; display: flex; gap: 18px; flex-wrap: wrap; }
.prod-detail { display: grid; grid-template-columns: 420px 1fr; gap: 40px; }
.prod-detail .pd-img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.prod-detail .pd-img img { width: 100%; display: block; }
.prod-detail .pd-info h1 { font-size: 24px; color: var(--green-dark); margin-bottom: 14px; }
.prod-detail .pd-info .meta { color: var(--text-light); font-size: 13px; margin-bottom: 18px; }
.prod-detail .pd-info .cat-tag { display: inline-block; background: var(--green-light); color: var(--green);
  padding: 4px 14px; border-radius: 20px; font-size: 13px; margin-bottom: 18px; }
.prod-detail .pd-info p { color: var(--text-light); margin-bottom: 12px; }
/* 产品信息条 */
.pd-meta { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; margin: 18px 0 22px;
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.pd-meta li { padding: 11px 16px; display: flex; justify-content: space-between; gap: 12px;
  border-bottom: 1px solid var(--border); background: var(--white); font-size: 13.5px; }
.pd-meta li:nth-child(odd) { border-right: 1px solid var(--border); }
.pd-meta li:nth-last-child(-n+2) { border-bottom: none; }
.pd-meta li span { color: var(--text-light); }
.pd-meta li b { color: var(--green-dark); font-weight: 600; text-align: right; }
.pd-sec { font-size: 17px; color: var(--green-dark); margin: 8px 0 14px; position: relative; padding-left: 12px; }
.pd-sec::before { content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 4px;
  background: var(--green); border-radius: 2px; }
.pd-content p { color: var(--text-light); margin-bottom: 12px; line-height: 2; }
.pd-cta { display: flex; gap: 14px; margin-top: 26px; padding-top: 20px; border-top: 1px dashed var(--border); }
.pd-cta .hero-btn { margin-top: 0; color: #fff; }  /* 覆盖 .page-wrap a 的颜色 */
.pd-cta .hero-btn:hover { color: #fff; }
.pd-cta2 { display: inline-block; padding: 11px 34px; border: 1px solid var(--green); color: var(--green);
  border-radius: 6px; font-weight: 700; font-size: 15px; transition: all .2s; }
.pd-cta2:hover { background: var(--green-light); }
@media (max-width: 640px) { .pd-meta { grid-template-columns: 1fr; } .pd-meta li:nth-child(odd) { border-right: none; } .pd-meta li { border-bottom: 1px solid var(--border) !important; } }
.rel-products h2 { font-size: 20px; color: var(--green-dark); margin-bottom: 20px; position: relative; padding-left: 14px; }
.rel-products h2::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 5px; background: var(--orange); border-radius: 3px; }

/* ---------- 案例页用户 ---------- */
.user-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.user-list li {
  background: var(--green-light); border-radius: 8px; padding: 10px 16px;
  font-size: 14px; color: var(--green-dark); border: 1px solid #CBE7D5;
}

/* ---------- 下载/帖子列表(华为云卡片) ---------- */
.dl-row { display: flex; align-items: center; gap: 16px; background: var(--white);
  border: 1px solid var(--border); border-radius: 8px; padding: 16px 22px; margin-bottom: 12px;
  box-shadow: var(--shadow); transition: box-shadow .2s, border-color .2s, transform .2s; }
.dl-row:hover { box-shadow: var(--shadow-hover); border-color: var(--green); transform: translateY(-2px); }
.dl-row .dl-ic { width: 44px; height: 44px; border-radius: 6px; background: var(--green);
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.dl-row h3 { font-size: 15.5px; flex: 1; }
.dl-row h3 a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }
.dl-row .dl-date { color: var(--text-light); font-size: 13px; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.contact-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); }
.contact-card h3 { color: var(--green-dark); font-size: 17px; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.contact-card h3 .ic { width: 34px; height: 34px; border-radius: 6px; background: var(--green-light); color: var(--green);
  display: inline-flex; align-items: center; justify-content: center; font-size: 17px; }
.contact-card p { color: var(--text-light); margin-bottom: 8px; }
.contact-card b { color: var(--text); }
.contact-card a { color: var(--green); }
.contact-card a:hover { text-decoration: underline; text-underline-offset: 3px; }



/* ---------- 公司风采图墙 ---------- */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 6px; }
.gallery figure { margin: 0; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: var(--white); transition: box-shadow .25s, transform .25s; }
.gallery figure:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.gallery img { width: 100%; height: 200px; object-fit: cover; display: block; }
.gallery figcaption { padding: 10px 14px; font-size: 13px; color: var(--text-light); text-align: center; }
/* 证书展示:完整显示不裁剪,白底衬,卡片式 */
.gallery.cert figure { background: var(--white); }
.gallery.cert img { object-fit: contain; height: 240px; padding: 14px; }
.gallery.cert figure::after { content: "荣誉资质证书"; display: block; padding: 4px 0 10px;
  font-size: 13px; color: var(--text-light); text-align: center; }
@media (max-width: 768px) { .gallery { grid-template-columns: 1fr; } .gallery img { height: auto; } }

/* ---------- 公司介绍页(华为云风格) ---------- */
.about-head { text-align: center; margin-bottom: 26px; }
.about-head h2 { font-size: 24px; color: var(--green-dark); letter-spacing: 2px; position: relative; display: inline-block; }
.about-head h2::after { content: ""; display: block; width: 40px; height: 3px; border-radius: 2px;
  background: var(--green); margin: 10px auto 0; }
.about-head .en { color: var(--text-light); font-size: 12px; letter-spacing: 2px; margin-top: 8px; }
/* 关于页概况文本 */
.about-body { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 30px; margin-top: 6px; }
.about-body h4 { font-size: 16px; color: var(--green-dark); margin: 20px 0 10px; position: relative; padding-left: 12px; }
.about-body h4:first-child { margin-top: 0; }
.about-body h4::before { content: ""; position: absolute; left: 0; top: 5px; bottom: 5px; width: 4px;
  background: var(--green); border-radius: 2px; }
.about-body p { text-indent: 2em; margin-bottom: 10px; color: var(--text-light); line-height: 2; }
.stats-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 26px;
  border-top: 1px solid var(--border); padding-top: 24px; }
.stat-item { text-align: center; }
.stat-item b { display: block; font-size: 30px; color: var(--green); }
.stat-item span { color: var(--text-light); font-size: 13px; }
.alt-wrap { background: var(--green-light); border-color: transparent; }
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cap-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px 20px; box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s, border-color .25s; }
.cap-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: var(--green); }
.cap-card .ic { width: 46px; height: 46px; border-radius: 8px; background: var(--green-light);
  display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 14px; }
.cap-card h4 { font-size: 15.5px; color: var(--green-dark); margin-bottom: 8px; }
.cap-card p { font-size: 13.5px; color: var(--text-light); line-height: 1.8; }
.ai-tip { margin-top: 20px; background: var(--white); border: 1px dashed var(--green);
  border-radius: var(--radius); padding: 14px 18px; font-size: 14px; color: var(--text); }
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.chip { background: var(--white); border: 1px solid var(--border); border-radius: 6px;
  padding: 8px 18px; font-size: 14px; color: var(--green-dark); transition: all .2s; }
.chip:hover { border-color: var(--green); color: var(--green); background: var(--green-light); }
@media (max-width: 768px) {
  .cap-grid { grid-template-columns: 1fr; }
  .stats-line { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 页头横幅(荣誉时间线) ---------- */
.timeline { position: relative; padding-left: 26px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 4px; bottom: 4px; width: 2px; background: var(--green-light); }
.timeline li { position: relative; padding: 0 0 20px 14px; }
.timeline li::before { content: ""; position: absolute; left: -26px; top: 6px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--orange); border: 3px solid var(--green-light); }
.timeline li b { color: var(--green); margin-right: 10px; }
.timeline li span { color: var(--text-light); font-size: 14px; }

/* ---------- 返回顶部(扁平) ---------- */
.backtop {
  position: fixed; right: 26px; bottom: 30px; width: 44px; height: 44px; border-radius: 6px;
  background: var(--green); color: #fff; font-size: 20px; display: flex; align-items: center;
  justify-content: center; cursor: pointer; opacity: 0; pointer-events: none; transition: all .3s; z-index: 90;
}
.backtop.show { opacity: 1; pointer-events: auto; }
.backtop:hover { background: var(--green-dark); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .intro-grid { grid-template-columns: 1fr; }
  .prod-detail { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; }
  .user-list { grid-template-columns: repeat(2, 1fr); }
  .nav {
    position: fixed; top: 0; right: -280px; width: 260px; height: 100%;
    background: var(--white); flex-direction: column; padding: 70px 20px 20px;
    box-shadow: -4px 0 20px rgba(0,0,0,.12); transition: right .3s; z-index: 200;
  }
  .nav.open { right: 0; }
  .nav a { padding: 12px 16px; }
  .nav a::after { left: 16px; right: 16px; }
  .nav-toggle { display: block; }
  .hero-slide img { height: 340px; }
  .hero-text h2 { font-size: 30px; }
  .hero-text p { font-size: 15px; }
  .hero-text { left: 6%; right: 6%; }
  .news-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .prod-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .page-wrap { padding: 22px; }
  .slogan-bar { font-size: 15px; letter-spacing: 2px; }
}