/* ============================================================
   成都中瑞科技有限公司 企业官网
   全站共享样式 · 简约大气 · 企业蓝
   ============================================================ */

:root {
  --primary: #1e5eff;
  --primary-dark: #0d3bb8;
  --primary-deep: #0b1f4d;
  --primary-soft: #eaf0ff;
  --ink: #0f172a;
  --ink-2: #475569;
  --ink-3: #94a3b8;
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --line: #e6eaf2;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 12px 32px rgba(15, 23, 42, .08);
  --shadow-sm: 0 4px 14px rgba(15, 23, 42, .06);
  --grad: linear-gradient(135deg, #1e5eff 0%, #0d3bb8 100%);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
          "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }

.container { width: min(1200px, 92%); margin: 0 auto; }

/* ---------- 通用按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 20px rgba(30, 94, 255, .28); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(30, 94, 255, .38); }
.btn-ghost { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.7); }
.btn-ghost:hover { background: rgba(255,255,255,.12); border-color: #fff; }
.btn-line { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-line:hover { background: var(--primary-soft); }
.btn-sm { padding: 8px 18px; font-size: 13.5px; }

/* ---------- 顶部导航 ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: rgba(243, 243, 245, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s ease, border-color .3s ease;
}
.nav.scrolled { border-color: var(--line); box-shadow: 0 6px 24px rgba(15,23,42,.06); }
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo {
  display: block;
  height: 42px;
  width: auto;
}
.brand-name { font-size: 19px; font-weight: 700; color: var(--ink); line-height: 1.25; }
.brand-sub { font-size: 11px; color: var(--ink-3); letter-spacing: 2px; text-transform: uppercase; }

.nav-menu { display: flex; align-items: center; gap: 34px; }
.nav-menu a {
  font-size: 15.5px;
  font-weight: 500;
  color: var(--ink-2);
  position: relative;
  padding: 6px 0;
  transition: color .2s;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2.5px;
  border-radius: 2px;
  background: var(--primary);
  transition: width .25s ease;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--primary); }
.nav-menu a:hover::after, .nav-menu a.active::after { width: 100%; }
.nav-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px; height: 2.4px;
  background: var(--ink);
  border-radius: 2px;
  transition: all .3s ease;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7.4px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7.4px) rotate(-45deg); }

/* ---------- 页面横幅 ---------- */
.page-hero {
  padding: 170px 0 84px;
  background:
    radial-gradient(900px 400px at 85% -10%, rgba(30,94,255,.28), transparent 60%),
    radial-gradient(700px 380px at 0% 110%, rgba(13,59,184,.22), transparent 60%),
    linear-gradient(135deg, #0b1f4d 0%, #12307e 55%, #0d3bb8 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: 42px; font-weight: 800; letter-spacing: 1px; }
.page-hero p { margin-top: 14px; font-size: 17px; color: rgba(255,255,255,.78); max-width: 620px; }
.crumb { margin-top: 22px; font-size: 13.5px; color: rgba(255,255,255,.62); display: flex; gap: 8px; align-items: center; }
.crumb a { color: rgba(255,255,255,.82); }
.crumb a:hover { color: #fff; }
.crumb i { font-style: normal; font-size: 12px; }

/* ---------- 区块通用 ---------- */
.section { padding: 92px 0; }
.section.soft { background: var(--bg-soft); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 5px 16px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-head h2 { font-size: 34px; font-weight: 800; letter-spacing: .5px; }
.section-head p { margin-top: 14px; color: var(--ink-2); font-size: 16px; }
.section-head.left { text-align: left; margin: 0 0 40px; }

/* ---------- 首页：Hero 轮播 ---------- */
.hero {
  height: 640px;
  min-height: 560px;
  margin-top: 74px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.hero-slides { height: 100%; position: relative; }
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .8s ease, visibility .8s;
  display: flex;
  align-items: center;
}
.hero-slide.active { opacity: 1; visibility: visible; z-index: 1; }
.hero-slide.s1 { background: radial-gradient(1000px 480px at 88% 10%, rgba(30,94,255,.5), transparent 55%), linear-gradient(135deg, #0b1f4d 0%, #143a8f 60%, #0d3bb8 100%); }
.hero-slide.s2 { background: radial-gradient(1000px 480px at 12% 0%, rgba(56,189,248,.35), transparent 55%), linear-gradient(135deg, #071a3d 0%, #0f2e6d 55%, #1a4fd0 100%); }
.hero-slide.s3 { background: radial-gradient(900px 460px at 90% 90%, rgba(30,94,255,.45), transparent 55%), linear-gradient(135deg, #0b1f4d 0%, #143a8f 60%, #0d3bb8 100%); }
.hero-slide.s4 { background: radial-gradient(1000px 500px at 50% 0%, rgba(59,130,246,.4), transparent 60%), linear-gradient(135deg, #091c42 0%, #0f3b8f 60%, #1046c9 100%); }
.hero-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}
.hero-slide .container { position: relative; z-index: 2; }
.hero-content { max-width: 680px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22);
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 26px;
  backdrop-filter: blur(4px);
}
.hero-content h2 {
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: 1px;
}
.hero-content h2 em { font-style: normal; color: #7fb0ff; }
.hero-content p {
  margin-top: 20px;
  font-size: 17px;
  color: rgba(255,255,255,.8);
  line-height: 1.9;
  max-width: 560px;
}
.hero-actions { margin-top: 38px; display: flex; gap: 16px; flex-wrap: wrap; }
.hero-slide .slide-float {
  position: absolute;
  right: 4%;
  top: 50%;
  transform: translateY(-50%);
  width: 380px;
  display: none;
}
@media (min-width: 1100px) { .hero-slide .slide-float { display: block; } }

/* 轮播装饰图形 */
.float-cards { position: relative; height: 300px; }
.float-card {
  position: absolute;
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 16px;
  backdrop-filter: blur(6px);
  padding: 18px 22px;
  color: #fff;
  box-shadow: 0 24px 48px rgba(4, 15, 42, .35);
  animation: floatY 6s ease-in-out infinite;
}
.float-card .fc-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(30,94,255,.5);
  display: grid;
  place-items: center;
  margin-bottom: 12px;
}
.float-card .fc-icon svg { width: 24px; height: 24px; }
.float-card .fc-title { font-size: 15px; font-weight: 700; }
.float-card .fc-sub { font-size: 12.5px; color: rgba(255,255,255,.7); margin-top: 4px; }
.fc-1 { top: 0; left: 0; width: 240px; }
.fc-2 { top: 130px; left: 150px; width: 200px; animation-delay: 1.6s; }
.fc-3 { top: 230px; left: 10px; width: 170px; animation-delay: 3.2s; }
@keyframes floatY { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

/* 轮播控制 */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.3);
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all .25s;
}
.hero-arrow:hover { background: rgba(255,255,255,.2); }
.hero-arrow.prev { left: 26px; }
.hero-arrow.next { right: 26px; }
.hero-dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  gap: 10px;
}
.hero-dots button {
  width: 10px; height: 10px;
  border-radius: 999px;
  border: none;
  background: rgba(255,255,255,.4);
  cursor: pointer;
  transition: all .3s;
}
.hero-dots button.active { width: 30px; background: #fff; }

/* ---------- 首页：简介 ---------- */
.intro-wrap {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 64px;
  align-items: center;
}
.intro-text h2 { font-size: 32px; font-weight: 800; line-height: 1.4; margin-bottom: 22px; }
.intro-text h2 em { font-style: normal; color: var(--primary); }
.intro-text p { color: var(--ink-2); margin-bottom: 16px; }
.intro-feats { margin-top: 26px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.intro-feat {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  background: var(--bg-soft);
  border-radius: 12px;
  padding: 13px 16px;
  border: 1px solid var(--line);
}
.intro-feat svg { width: 20px; height: 20px; color: var(--primary); flex-shrink: 0; }
.intro-visual {
  background: linear-gradient(150deg, var(--primary-deep), #12307e 70%, var(--primary-dark));
  border-radius: var(--radius-lg);
  color: #fff;
  padding: 44px 40px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.intro-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.intro-visual .iv-label { font-size: 13px; letter-spacing: 3px; color: rgba(255,255,255,.65); text-transform: uppercase; position: relative; z-index: 1; }
.intro-visual .iv-title { font-size: 30px; font-weight: 800; margin-top: 10px; position: relative; z-index: 1; }
.intro-visual .iv-desc { margin-top: 14px; color: rgba(255,255,255,.78); font-size: 14.5px; position: relative; z-index: 1; }
.intro-stats { margin-top: 34px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; position: relative; z-index: 1; }
.intro-stat .num { font-size: 32px; font-weight: 800; color: #7fb0ff; }
.intro-stat .lbl { font-size: 12.5px; color: rgba(255,255,255,.66); margin-top: 2px; }

/* ---------- 首页：业务卡片 ---------- */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.biz-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  transition: all .3s ease;
  position: relative;
  overflow: hidden;
}
.biz-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s ease;
}
.biz-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: transparent; }
.biz-card:hover::before { transform: scaleX(1); }
.biz-icon {
  width: 60px; height: 60px;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  transition: all .3s;
}
.biz-icon svg { width: 30px; height: 30px; }
.biz-card:hover .biz-icon { background: var(--grad); color: #fff; box-shadow: 0 10px 20px rgba(30,94,255,.35); }
.biz-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.biz-card p { font-size: 14px; color: var(--ink-2); }
.biz-card .biz-more {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 16px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--primary);
}
.biz-card .biz-more svg { width: 15px; height: 15px; transition: transform .25s; }
.biz-card:hover .biz-more svg { transform: translateX(4px); }

/* ---------- 首页：统计条 ---------- */
.stats-band {
  background: var(--grad);
  padding: 62px 0;
  color: #fff;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.stats-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 44px 44px;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; position: relative; z-index: 1; }
.stat-item .num { font-size: 44px; font-weight: 800; line-height: 1.2; }
.stat-item .num sup { font-size: 22px; }
.stat-item .lbl { margin-top: 8px; font-size: 14.5px; color: rgba(255,255,255,.8); }
.stat-item + .stat-item { border-left: 1px solid rgba(255,255,255,.2); }

/* ---------- 首页：新闻卡片 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .3s ease;
  display: block;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.news-cover {
  height: 180px;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}
.news-cover svg { width: 56px; height: 56px; color: rgba(255,255,255,.85); }
.news-cover .nc-date {
  position: absolute;
  top: 14px; left: 14px;
  background: rgba(255,255,255,.92);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}
.nc-1 { background: linear-gradient(135deg, #1e5eff, #0d3bb8); }
.nc-2 { background: linear-gradient(135deg, #0ea5e9, #1e5eff); }
.nc-3 { background: linear-gradient(135deg, #2563eb, #4f46e5); }
.nc-4 { background: linear-gradient(135deg, #0891b2, #1e5eff); }
.nc-5 { background: linear-gradient(135deg, #4338ca, #2563eb); }
.nc-6 { background: linear-gradient(135deg, #0d3bb8, #1e5eff); }
.news-body { padding: 22px 24px 24px; }
.news-body h3 { font-size: 16.5px; font-weight: 700; line-height: 1.55; margin-bottom: 10px; }
.news-card:hover .news-body h3 { color: var(--primary); }
.news-body p { font-size: 13.5px; color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-meta { margin-top: 16px; display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--ink-3); }
.news-meta svg { width: 15px; height: 15px; }
.center-btn { text-align: center; margin-top: 44px; }

/* ---------- 首页：合作伙伴 ---------- */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.partner-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 26px 18px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink-3);
  font-size: 15px;
  font-weight: 600;
  transition: all .3s;
}
.partner-item svg { width: 26px; height: 26px; color: var(--ink-3); transition: color .3s; }
.partner-item:hover { color: var(--primary); border-color: var(--primary); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.partner-item:hover svg { color: var(--primary); }

/* ---------- CTA 横幅 ---------- */
.cta-band {
  background:
    radial-gradient(800px 360px at 90% 0%, rgba(30,94,255,.35), transparent 60%),
    linear-gradient(135deg, #0b1f4d 0%, #12307e 60%, #0d3bb8 100%);
  border-radius: var(--radius-lg);
  padding: 68px 56px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  pointer-events: none;
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { font-size: 30px; font-weight: 800; }
.cta-band p { margin-top: 10px; color: rgba(255,255,255,.78); }

/* ---------- 关于：介绍 ---------- */
.about-text h2 { font-size: 30px; font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--ink-2); margin-bottom: 16px; }
.about-text strong { color: var(--ink); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.value-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all .3s;
}
.value-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.value-card .vc-num { font-size: 30px; font-weight: 800; color: var(--primary-soft); }
.value-card:hover .vc-num { color: var(--primary); }
.value-card h3 { font-size: 18px; font-weight: 700; margin: 12px 0 10px; }
.value-card p { font-size: 14px; color: var(--ink-2); }

/* ---------- 关于：时间线 ---------- */
.timeline { position: relative; max-width: 860px; margin: 0 auto; }
.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--primary), rgba(30,94,255,.1));
  transform: translateX(-50%);
}
.tl-item { position: relative; width: 50%; padding: 0 46px 52px 0; }
.tl-item:nth-child(even) { left: 50%; padding: 0 0 52px 46px; }
.tl-dot {
  position: absolute;
  top: 4px;
  right: -9px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--primary);
  box-shadow: 0 0 0 5px var(--primary-soft);
  z-index: 1;
}
.tl-item:nth-child(even) .tl-dot { right: auto; left: -9px; }
.tl-year {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 4px 14px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.tl-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
}
.tl-card h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 6px; }
.tl-card p { font-size: 13.5px; color: var(--ink-2); }

/* ---------- 关于：团队 ---------- */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.team-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: center;
  transition: all .3s;
}
.team-card:hover { box-shadow: var(--shadow); transform: translateY(-6px); }
.team-avatar {
  height: 150px;
  display: grid;
  place-items: center;
  font-size: 46px;
  font-weight: 800;
  color: #fff;
}
.ta-1 { background: linear-gradient(135deg, #1e5eff, #0d3bb8); }
.ta-2 { background: linear-gradient(135deg, #0ea5e9, #1e5eff); }
.ta-3 { background: linear-gradient(135deg, #4f46e5, #2563eb); }
.ta-4 { background: linear-gradient(135deg, #0891b2, #0d3bb8); }
.team-card h3 { font-size: 17px; font-weight: 700; margin-top: 20px; }
.team-card .role { font-size: 13px; color: var(--primary); font-weight: 600; margin-top: 4px; }
.team-card p { font-size: 13.5px; color: var(--ink-2); padding: 12px 22px 24px; }

/* ---------- 关于：荣誉 ---------- */
.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.honor-card {
  display: flex;
  gap: 18px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  transition: all .3s;
}
.honor-card:hover { box-shadow: var(--shadow); border-color: var(--primary); transform: translateY(-4px); }
.honor-icon {
  width: 52px; height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
}
.honor-icon svg { width: 26px; height: 26px; }
.honor-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.honor-card .honor-time { font-size: 12.5px; color: var(--primary); font-weight: 600; }
.honor-card p { font-size: 13px; color: var(--ink-2); margin-top: 6px; }

/* ---------- 产品服务 ---------- */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.filter-tab {
  padding: 9px 26px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: var(--bg);
  color: var(--ink-2);
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all .25s;
}
.filter-tab:hover { border-color: var(--primary); color: var(--primary); }
.filter-tab.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(30,94,255,.3); }

.product-block {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 46px 44px;
  margin-bottom: 28px;
  display: none;
  animation: fadeUp .5s ease;
}
.product-block.show { display: block; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.pb-head { display: flex; align-items: center; gap: 22px; margin-bottom: 26px; }
.pb-icon {
  width: 66px; height: 66px;
  flex-shrink: 0;
  border-radius: 18px;
  background: var(--grad);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 22px rgba(30,94,255,.32);
}
.pb-icon svg { width: 32px; height: 32px; }
.pb-head h2 { font-size: 25px; font-weight: 800; }
.pb-head .pb-en { font-size: 13px; color: var(--ink-3); letter-spacing: 1.5px; margin-top: 2px; }
.pb-desc { color: var(--ink-2); font-size: 15px; margin-bottom: 26px; }
.pb-desc p { margin-bottom: 12px; }
.pb-feats-title { font-size: 15px; font-weight: 700; margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.pb-feats-title svg { width: 18px; height: 18px; color: var(--primary); }
.pb-feats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.pb-feat {
  display: flex;
  gap: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 15px 18px;
  font-size: 14px;
  color: var(--ink-2);
  align-items: flex-start;
}
.pb-feat svg { width: 19px; height: 19px; color: var(--primary); flex-shrink: 0; margin-top: 2px; }
.pb-feat strong { color: var(--ink); }

/* ---------- 新闻列表 ---------- */
.news-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pager { display: flex; justify-content: center; align-items: center; gap: 8px; margin-top: 48px; }
.pager button {
  min-width: 40px; height: 40px;
  border-radius: 10px;
  border: 1.5px solid var(--line);
  background: var(--bg);
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  padding: 0 12px;
  transition: all .2s;
}
.pager button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pager button.active { background: var(--grad); color: #fff; border-color: transparent; }
.pager button:disabled { opacity: .4; cursor: not-allowed; }

/* ---------- 新闻详情 ---------- */
.article-wrap { max-width: 860px; margin: 0 auto; }
.article {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 48px 52px;
  box-shadow: var(--shadow-sm);
}
.article h1 { font-size: 28px; font-weight: 800; line-height: 1.45; }
.article .a-meta {
  margin: 18px 0 30px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-3);
}
.article .a-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article .a-meta svg { width: 15px; height: 15px; }
.article .a-cover {
  height: 260px;
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  margin-bottom: 30px;
}
.article .a-cover svg { width: 84px; height: 84px; color: rgba(255,255,255,.85); }
.article p { color: var(--ink-2); margin-bottom: 18px; font-size: 15.5px; }
.article h2 { font-size: 20px; font-weight: 700; margin: 28px 0 14px; }
.article ul { margin: 0 0 18px 22px; }
.article ul li { color: var(--ink-2); margin-bottom: 8px; font-size: 15px; list-style: disc; }
.a-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.a-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-2);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 22px;
  transition: all .25s;
  max-width: 46%;
}
.a-nav a:hover { color: var(--primary); border-color: var(--primary); }
.a-nav svg { width: 16px; height: 16px; }
.a-nav .text-overflow { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 40px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 18px; }
.contact-card {
  display: flex;
  gap: 18px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: all .3s;
}
.contact-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.contact-icon {
  width: 52px; height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
  display: grid;
  place-items: center;
}
.contact-icon svg { width: 25px; height: 25px; }
.contact-card h3 { font-size: 15.5px; font-weight: 700; margin-bottom: 4px; }
.contact-card p { font-size: 14px; color: var(--ink-2); }
.contact-card .big { font-size: 19px; font-weight: 700; color: var(--ink); }

.form-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 42px;
  box-shadow: var(--shadow-sm);
}
.form-card h2 { font-size: 24px; font-weight: 800; margin-bottom: 6px; }
.form-card .form-sub { color: var(--ink-3); font-size: 14px; margin-bottom: 30px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.form-group label .req { color: #e11d48; margin-left: 2px; }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  font-size: 14.5px;
  font-family: inherit;
  color: var(--ink);
  background: var(--bg-soft);
  transition: all .25s;
  outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(30,94,255,.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group .err { color: #e11d48; font-size: 12.5px; margin-top: 6px; display: none; }
.form-group.invalid input, .form-group.invalid textarea { border-color: #e11d48; }
.form-group.invalid .err { display: block; }
.char-count { text-align: right; font-size: 12px; color: var(--ink-3); margin-top: 6px; }
.form-actions { display: flex; align-items: center; gap: 16px; margin-top: 8px; }
.form-actions .btn { min-width: 140px; justify-content: center; }

.map-wrap {
  margin-top: 56px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.map-wrap iframe { width: 100%; height: 420px; border: 0; display: block; filter: saturate(.9); }
.map-placeholder {
  display: none;
  height: 420px;
  background: linear-gradient(135deg, #eaf0ff, #dbe6ff);
  color: var(--ink-2);
  place-items: center;
  text-align: center;
}
.map-placeholder svg { width: 54px; height: 54px; color: var(--primary); margin: 0 auto 12px; }

/* ---------- 页脚 ---------- */
.footer { background: #0b1220; color: rgba(255,255,255,.72); padding: 68px 0 0; margin-top: 20px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 44px; padding-bottom: 52px; }
.footer h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; }
.footer .brand { margin-bottom: 18px; }
.footer .brand-name { color: #fff; }
.footer p { font-size: 14px; line-height: 1.9; }
.footer-links li { margin-bottom: 11px; }
.footer-links a { font-size: 14px; transition: color .2s, padding-left .2s; }
.footer-links a:hover { color: #fff; padding-left: 6px; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 13px; font-size: 14px; align-items: flex-start; }
.footer-contact svg { width: 17px; height: 17px; color: #7fb0ff; flex-shrink: 0; margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(255,255,255,.5);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom a { color: rgba(255,255,255,.62); }
.footer-bottom a:hover { color: #fff; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  top: 96px;
  left: 50%;
  transform: translate(-50%, -20px);
  background: var(--ink);
  color: #fff;
  padding: 14px 30px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  box-shadow: 0 16px 40px rgba(15,23,42,.3);
  opacity: 0;
  visibility: hidden;
  transition: all .35s ease;
  z-index: 1200;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.toast.success { background: #0f9d58; }
.toast.error { background: #e11d48; }
.toast svg { width: 19px; height: 19px; }

/* ---------- 滚动显现动画 ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .1s; }
.reveal.d2 { transition-delay: .2s; }
.reveal.d3 { transition-delay: .3s; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .biz-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid, .news-list { grid-template-columns: repeat(2, 1fr); }
  .intro-wrap { grid-template-columns: 1fr; gap: 44px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pb-feats { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 74px;
    left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0 5%;
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
    box-shadow: 0 18px 30px rgba(15,23,42,.08);
  }
  .nav-menu.open { max-height: 420px; padding: 14px 5% 24px; }
  .nav-menu a { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--bg-soft); }
  .nav-menu a::after { display: none; }
  .nav-menu .nav-cta { margin: 18px 0 4px; }
  .nav-toggle { display: flex; }

  .hero { height: 560px; }
  .hero-arrow { display: none; }

  .section { padding: 64px 0; }
  .section-head h2 { font-size: 27px; }
  .page-hero { padding: 140px 0 64px; }
  .page-hero h1 { font-size: 32px; }

  .biz-grid, .news-grid, .news-list, .team-grid, .honor-grid, .partner-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(3) { border-left: none; }
  .stats-grid .stat-item:nth-child(3), .stats-grid .stat-item:nth-child(4) { margin-top: 22px; }
  .value-grid { grid-template-columns: 1fr; }

  .timeline::before { left: 9px; }
  .tl-item, .tl-item:nth-child(even) { width: 100%; left: 0; padding: 0 0 34px 36px; }
  .tl-dot, .tl-item:nth-child(even) .tl-dot { left: 0; right: auto; }

  .product-block { padding: 30px 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .form-card { padding: 30px 24px; }
  .cta-band { padding: 46px 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; }
  .article { padding: 30px 24px; }
  .article h1 { font-size: 23px; }
  .a-nav a { max-width: 100%; }
}

/* ============================================================
   行业解决方案页
   ============================================================ */
.sol-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 36px;
  align-items: center;
}
.sol-layout.flip { grid-template-columns: 1.08fr 0.92fr; }
.sol-layout.flip .sol-media { order: 2; }
.sol-layout.flip .sol-body { order: 1; }
.sol-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  background: var(--bg-soft);
}
.sol-media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}
.product-block:hover .sol-media img { transform: scale(1.04); }
.sol-layout .pb-desc { margin-bottom: 20px; }
.sol-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.sol-tag {
  display: inline-flex;
  align-items: center;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--primary-soft);
  border: 1px solid rgba(30, 94, 255, .16);
  color: var(--primary);
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.5;
}
@media (max-width: 960px) {
  .sol-layout,
  .sol-layout.flip { grid-template-columns: 1fr; gap: 22px; }
  .sol-layout.flip .sol-media { order: 1; }
  .sol-layout.flip .sol-body { order: 2; }
}

/* ============================================================
   联系页 · 地图位置卡片（替换原 OSM iframe，国内可正常展示）
   ============================================================ */
.map-card {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-illu {
  position: relative;
  min-height: 340px;
  background: var(--bg-soft);
  border-right: 1px solid var(--line);
}
.map-illu svg { width: 100%; height: 100%; display: block; }
.map-badge {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, .95);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}
.map-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
}
.map-pulse { transform-box: fill-box; transform-origin: center; animation: mapPulse 2.6s ease-out infinite; }
.map-pulse-2 { animation-delay: 1.3s; }
@keyframes mapPulse {
  0%   { transform: scale(.6); opacity: .45; }
  100% { transform: scale(2.6); opacity: 0; }
}
.map-info {
  padding: 36px 34px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.map-info h3 { font-size: 21px; font-weight: 800; }
.mi-addr { color: var(--ink-2); font-size: 15px; }
.mi-list { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.mi-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); }
.mi-list svg { width: 16px; height: 16px; color: var(--primary); flex-shrink: 0; margin-top: 4px; }
.mi-btns { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.mi-btns .btn { padding: 10px 18px; font-size: 14px; }
@media (max-width: 960px) {
  .map-card { grid-template-columns: 1fr; }
  .map-illu { min-height: 240px; border-right: none; border-bottom: 1px solid var(--line); }
  .map-info { padding: 28px 24px; }
}

/* ============================================================
   首页 · 行业解决方案卡片（3 列，复用 .biz-card 卡片风格）
   ============================================================ */
.sol-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 1080px) {
  .sol-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .sol-grid { grid-template-columns: 1fr; }
}