/* ========================================================================
   xykj 主题 — 全新设计
   主色调：原站红 #e10808；Logo、轮播图保留原站资源
   ======================================================================== */
:root {
  --primary: #e10808;
  --primary-dark: #c00606;
  --primary-light: #fff1f1;
  --accent: #1a1a1a;
  --footer-bg: #222629;
  --footer-light: #2c3034;
  --text: #333333;
  --text-muted: #6b7280;
  --text-light: #9ca3af;
  --border: #eaecef;
  --bg: #f6f7f9;
  --white: #ffffff;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
  --shadow: 0 6px 24px rgba(0,0,0,.08);
  --shadow-hover: 0 12px 32px rgba(0,0,0,.14);
  --maxw: 1200px;
  --trans: all .25s ease;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-size: 14px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--text); text-decoration: none; transition: var(--trans); }
a:hover { color: var(--primary); text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.xy-container { max-width: var(--maxw); margin: 0 auto; padding: 0 15px; }

/* ---------- 顶部条 ---------- */
.xy-topbar {
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  line-height: 38px;
}
.xy-topbar a { color: #fff; }
.xy-topbar .xy-tp-phone { letter-spacing: .5px; }
.xy-topbar .xy-tp-phone i { margin-right: 4px; }

/* ---------- 导航 ---------- */
.xy-header {
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.xy-header .xy-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.xy-logo img { height: 48px; }
.xy-nav { display: flex; align-items: center; }
.xy-nav > li { position: relative; }
.xy-nav > li > a {
  display: block;
  padding: 0 22px;
  line-height: 78px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  position: relative;
}
.xy-nav > li > a:hover,
.xy-nav > li.active > a { color: var(--primary); }
.xy-nav > li > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 3px;
  background: var(--primary);
  transition: var(--trans);
  transform: translateX(-50%);
}
.xy-nav > li:hover > a::after,
.xy-nav > li.active > a::after { width: 36px; }
.xy-submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 180px;
  background: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--trans);
  border-top: 3px solid var(--primary);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 8px 0;
  z-index: 50;
}
.xy-nav > li:hover .xy-submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.xy-submenu a {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: #555;
  border-left: 3px solid transparent;
}
.xy-submenu a:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-left-color: var(--primary);
  padding-left: 24px;
}
.xy-nav-toggle {
  display: none;
  font-size: 24px;
  color: var(--text);
  background: none;
  border: none;
  cursor: pointer;
}
.xy-nav-toggle:focus { outline: none; }
@media (max-width: 991px) {
  .xy-nav-toggle { display: block; }
  .xy-nav {
    display: none;
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 10px 0;
    box-shadow: var(--shadow);
  }
  .xy-nav.open { display: flex; }
  .xy-nav > li { width: 100%; }
  .xy-nav > li > a { line-height: 48px; padding: 0 20px; }
  .xy-nav > li > a::after { display: none; }
  .xy-submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    padding: 0 0 0 20px;
    display: none;
  }
  .xy-nav > li.open .xy-submenu { display: block; }
}

/* ---------- 通用区块标题 ---------- */
.xy-section { padding: 64px 0; }
.xy-section-title { text-align: center; margin-bottom: 42px; }
.xy-section-title h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 10px;
}
.xy-section-title h2 span { color: var(--primary); }
.xy-section-title p { color: var(--text-muted); font-size: 15px; margin: 0; letter-spacing: 2px; }
.xy-section-title .xy-title-bar {
  width: 46px;
  height: 4px;
  background: var(--primary);
  margin: 16px auto 0;
  border-radius: 2px;
}

/* ---------- 业务范围卡片 ---------- */
.xy-svc-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; }
.xy-svc-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--trans);
  text-align: center;
  padding: 30px 20px 26px;
}
.xy-svc-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.xy-svc-icon {
  width: 70px;
  height: 70px;
  line-height: 70px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 30px;
  margin: 0 auto 16px;
  transition: var(--trans);
}
.xy-svc-card:hover .xy-svc-icon { background: var(--primary); color: #fff; }
.xy-svc-card h3 { font-size: 17px; margin: 0 0 8px; color: var(--accent); }
.xy-svc-card p { color: var(--text-muted); font-size: 13px; margin: 0; line-height: 1.6; }
@media (max-width: 991px) { .xy-svc-grid { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 575px) { .xy-svc-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- 公司简介 ---------- */
.xy-about { background: #fff; }
.xy-about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; }
.xy-about-text h2 { font-size: 28px; color: var(--accent); margin: 0 0 8px; }
.xy-about-text h2 span { color: var(--primary); }
.xy-about-text .xy-en { color: var(--text-light); font-size: 15px; letter-spacing: 3px; margin-bottom: 22px; }
.xy-about-text p { color: #555; font-size: 15px; line-height: 2; margin-bottom: 16px; }
.xy-about-btn {
  display: inline-block;
  padding: 10px 30px;
  background: var(--primary);
  color: #fff;
  border-radius: 30px;
  font-size: 14px;
  margin-top: 6px;
}
.xy-about-btn:hover { background: var(--primary-dark); color: #fff; }
.xy-about-img img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: 100%;
}
@media (max-width: 991px) { .xy-about-grid { grid-template-columns: 1fr; } }

/* ---------- 新闻动态 ---------- */
.xy-news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.xy-news-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--trans);
}
.xy-news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.xy-news-img { position: relative; height: 180px; overflow: hidden; background: #eee; }
.xy-news-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--trans); }
.xy-news-card:hover .xy-news-img img { transform: scale(1.06); }
.xy-news-date {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(225,8,8,.9);
  color: #fff;
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 12px;
  line-height: 1.3;
  text-align: center;
}
.xy-news-date b { font-size: 16px; display: block; }
.xy-news-body { padding: 18px; }
.xy-news-body h3 { font-size: 15px; margin: 0 0 10px; color: var(--accent); line-height: 1.5; height: 45px; overflow: hidden; }
.xy-news-body p { color: var(--text-muted); font-size: 13px; margin: 0; line-height: 1.7; height: 44px; overflow: hidden; }
@media (max-width: 991px) { .xy-news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .xy-news-grid { grid-template-columns: 1fr; } }

/* ---------- CTA ---------- */
.xy-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 48px 0;
}
.xy-cta-grid { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
.xy-cta h3 { font-size: 22px; margin: 0 0 6px; }
.xy-cta p { margin: 0; opacity: .9; }
.xy-cta .xy-cta-phone {
  font-size: 30px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}
.xy-cta .xy-cta-phone i { font-size: 26px; }
@media (max-width: 767px) { .xy-cta-grid { grid-template-columns: 1fr; text-align: center; } .xy-cta .xy-cta-phone { justify-content: center; } }

/* ---------- 页脚 ---------- */
.xy-footer { background: var(--footer-bg); color: #b5b9bd; padding: 56px 0 0; }
.xy-footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 40px; }
.xy-footer h4 { color: #fff; font-size: 16px; margin: 0 0 20px; padding-bottom: 12px; border-bottom: 2px solid var(--primary); display: inline-block; }
.xy-footer ul li { line-height: 2.1; }
.xy-footer ul li a { color: #b5b9bd; font-size: 14px; }
.xy-footer ul li a:hover { color: var(--primary); padding-left: 4px; }
.xy-footer-contact li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; line-height: 1.6; }
.xy-footer-contact i {
  color: var(--primary);
  width: 20px;
  text-align: center;
  margin-top: 2px;
}
.xy-footer-bottom {
  border-top: 1px solid #3a3e42;
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: #8c8f94;
}
.xy-footer-bottom a { color: #b5b9bd; }
.xy-footer-bottom a:hover { color: var(--primary); }
@media (max-width: 991px) { .xy-footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 575px) { .xy-footer-grid { grid-template-columns: 1fr; } }

/* ---------- 内页 banner ---------- */
.xy-inner-banner {
  height: 220px;
  background: linear-gradient(135deg, var(--accent) 0%, #3a3f44 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
}
.xy-inner-banner h1 { font-size: 32px; margin: 0 0 8px; }
.xy-inner-banner p { opacity: .8; margin: 0; letter-spacing: 2px; }

/* ---------- 面包屑 ---------- */
.xy-breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  font-size: 14px;
  color: var(--text-muted);
}
.xy-breadcrumb i { margin: 0 8px; color: var(--text-light); }
.xy-breadcrumb a:hover { color: var(--primary); }

/* ---------- 内页布局 ---------- */
.xy-inner { padding: 50px 0; }
.xy-inner-grid { display: grid; grid-template-columns: 260px 1fr; gap: 30px; }
.xy-side { background: #fff; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); align-self: start; }
.xy-side-title {
  background: var(--primary);
  color: #fff;
  padding: 18px 20px;
  font-size: 18px;
  font-weight: 600;
}
.xy-side-title small { display: block; font-size: 12px; opacity: .7; font-weight: normal; letter-spacing: 1px; margin-top: 2px; }
.xy-side-menu li a {
  display: block;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  color: #555;
  transition: var(--trans);
}
.xy-side-menu li a:hover,
.xy-side-menu li.active a { background: var(--primary-light); color: var(--primary); padding-left: 26px; }
.xy-side-menu li.active a { font-weight: 600; }
.xy-side-menu li:last-child a { border-bottom: none; }
.xy-main { min-width: 0; }
@media (max-width: 991px) { .xy-inner-grid { grid-template-columns: 1fr; } }

/* ---------- 新闻列表 ---------- */
.xy-list-item {
  display: flex;
  gap: 20px;
  background: #fff;
  padding: 22px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 18px;
  transition: var(--trans);
}
.xy-list-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.xy-list-date {
  flex-shrink: 0;
  width: 76px;
  text-align: center;
  background: var(--primary-light);
  border-radius: var(--radius);
  padding: 12px 6px;
}
.xy-list-date .d { font-size: 26px; font-weight: 700; color: var(--primary); line-height: 1; }
.xy-list-date .y { font-size: 12px; color: var(--text-muted); margin-top: 4px; }
.xy-list-body { flex: 1; min-width: 0; }
.xy-list-body h3 { font-size: 17px; margin: 0 0 8px; color: var(--accent); }
.xy-list-body h3 a:hover { color: var(--primary); }
.xy-list-body p { color: var(--text-muted); font-size: 14px; margin: 0 0 10px; line-height: 1.7; height: 44px; overflow: hidden; }
.xy-list-meta { font-size: 12px; color: var(--text-light); }
.xy-list-meta i { margin-right: 4px; }
.xy-list-meta span { margin-right: 16px; }
@media (max-width: 575px) { .xy-list-item { flex-direction: column; } .xy-list-date { width: 100%; } }

/* ---------- 产品/服务网格 ---------- */
.xy-pro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.xy-pro-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--trans);
}
.xy-pro-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.xy-pro-img { height: 200px; overflow: hidden; background: #eee; }
.xy-pro-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--trans); }
.xy-pro-card:hover .xy-pro-img img { transform: scale(1.06); }
.xy-pro-body { padding: 18px; }
.xy-pro-body h3 { font-size: 16px; margin: 0; color: var(--accent); }
.xy-pro-body h3 a:hover { color: var(--primary); }
@media (max-width: 991px) { .xy-pro-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 575px) { .xy-pro-grid { grid-template-columns: 1fr; } }

/* ---------- 分页 ---------- */
.xy-pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 36px; flex-wrap: wrap; }
.xy-pagination a, .xy-pagination span {
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: #555;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.xy-pagination a:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.xy-pagination span.current { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------- 文章详情 ---------- */
.xy-article {
  background: #fff;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.xy-article-title { text-align: center; margin-bottom: 20px; }
.xy-article-title h1 { font-size: 26px; color: var(--accent); margin: 0 0 14px; line-height: 1.5; }
.xy-article-meta {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  padding-bottom: 20px;
  border-bottom: 1px dashed var(--border);
  margin-bottom: 26px;
}
.xy-article-meta span { margin: 0 10px; }
.xy-article-meta i { margin-right: 4px; }
.xy-article-content { font-size: 15px; line-height: 2; color: #444; }
.xy-article-content p { margin-bottom: 16px; }
.xy-article-content img { max-width: 100%; margin: 14px 0; border-radius: var(--radius); }
.xy-article-tags { margin-top: 30px; padding-top: 20px; border-top: 1px dashed var(--border); font-size: 13px; color: var(--text-muted); }
.xy-article-nav {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.xy-article-nav a {
  background: var(--bg);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  color: #555;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.xy-article-nav a:hover { background: var(--primary-light); color: var(--primary); }
@media (max-width: 575px) { .xy-article { padding: 24px 18px; } .xy-article-nav { grid-template-columns: 1fr; } }

/* ---------- 单页 ---------- */
.xy-page { background: #fff; padding: 40px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.xy-page-title { font-size: 24px; color: var(--accent); margin: 0 0 20px; padding-bottom: 16px; border-bottom: 2px solid var(--primary); display: inline-block; }
.xy-page-content { font-size: 15px; line-height: 2; color: #444; }
.xy-page-content img { max-width: 100%; margin: 14px 0; border-radius: var(--radius); }

/* ---------- 搜索/表单 ---------- */
.xy-search-box { background: #fff; padding: 26px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); margin-bottom: 24px; }
.xy-search-box .form-control { height: 46px; border-radius: var(--radius) 0 0 var(--radius); }
.xy-search-box .btn { height: 46px; border-radius: 0 var(--radius) var(--radius) 0; background: var(--primary); border-color: var(--primary); }
.xy-form-box { background: #fff; padding: 36px; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.xy-form-box .form-group { margin-bottom: 20px; }
.xy-form-box label { font-weight: 600; color: #555; margin-bottom: 8px; }
.xy-form-box .form-control { border-radius: var(--radius); padding: 10px 14px; }
.xy-form-box .btn-primary { background: var(--primary); border-color: var(--primary); padding: 10px 32px; border-radius: 30px; }
.xy-form-box .btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

/* ---------- 错误页 ---------- */
.xy-error { text-align: center; padding: 80px 20px; }
.xy-error h1 { font-size: 120px; color: var(--primary); margin: 0; line-height: 1; font-weight: 700; }
.xy-error h2 { font-size: 26px; color: var(--accent); margin: 16px 0 10px; }
.xy-error p { color: var(--text-muted); margin-bottom: 24px; }
.xy-error a {
  display: inline-block;
  padding: 10px 30px;
  background: var(--primary);
  color: #fff;
  border-radius: 30px;
}
.xy-error a:hover { background: var(--primary-dark); color: #fff; }

/* ---------- 轮播覆写（保持全幅） ---------- */
.zh-hero { border-radius: 0 !important; margin-bottom: 0 !important; background: none; }
.zh-hero-slide img { width: 100%; height: 520px; object-fit: cover; }
.zh-hero-dots { bottom: 24px !important; }
.zh-hero-dots span { width: 30px !important; height: 4px !important; border-radius: 2px !important; margin: 0 5px !important; }
.zh-hero-dots span.active { background: var(--primary) !important; }
@media (max-width: 991px) { .zh-hero-slide img { height: 380px; } }
@media (max-width: 575px) { .zh-hero-slide img { height: 220px; } }